ref: e39860be93bdb5c8ee6487ba7d6597f1b40fb4b7
parent: 55c52f662672656c919a244de40465a900e75323
parent: 47031c0a54b2054c98066919dbd1e71c60b3c4f4
author: Deb Mukherjee <debargha@google.com>
date: Tue May 20 18:10:09 EDT 2014
Merge "Updates libyuv to version 1005"
--- a/configure
+++ b/configure
@@ -52,6 +52,7 @@
${toggle_multi_res_encoding} enable multiple-resolution encoding ${toggle_temporal_denoising} enable temporal denoising and disable the spatial denoiser ${toggle_webm_io} enable input from and output to WebM container+ ${toggle_libyuv} enable libyuvCodecs:
Codecs can be selectively enabled or disabled individually, or by family:
@@ -315,6 +316,7 @@
os_support
unit_tests
webm_io
+ libyuv
decode_perf_tests
multi_res_encoding
temporal_denoising
@@ -368,6 +370,7 @@
postproc_visualizer
unit_tests
webm_io
+ libyuv
decode_perf_tests
multi_res_encoding
temporal_denoising
@@ -709,9 +712,11 @@
*-vs*)
soft_enable unit_tests
soft_enable webm_io
+ soft_enable libyuv
;;
*-android-*)
soft_enable webm_io
+ soft_enable libyuv
# GTestLog must be modified to use Android logging utilities.
;;
*-darwin-*)
@@ -728,6 +733,9 @@
check_cxx "$@" <<EOF && soft_enable webm_io
int z;
EOF
+ check_cxx "$@" <<EOF && soft_enable libyuv
+int z;
+EOF
;;
*)
enabled pthread_h && check_cxx "$@" <<EOF && soft_enable unit_tests
@@ -734,6 +742,9 @@
int z;
EOF
check_cxx "$@" <<EOF && soft_enable webm_io
+int z;
+EOF
+ check_cxx "$@" <<EOF && soft_enable libyuv
int z;
EOF
;;
--- a/examples.mk
+++ b/examples.mk
@@ -10,10 +10,24 @@
LIBYUV_SRCS += third_party/libyuv/include/libyuv/basic_types.h \
third_party/libyuv/include/libyuv/cpu_id.h \
+ third_party/libyuv/include/libyuv/planar_functions.h \
+ third_party/libyuv/include/libyuv/row.h \
third_party/libyuv/include/libyuv/scale.h \
- third_party/libyuv/source/row.h \
- third_party/libyuv/source/scale.c \
- third_party/libyuv/source/cpu_id.c
+ third_party/libyuv/include/libyuv/scale_row.h \
+ third_party/libyuv/source/cpu_id.cc \
+ third_party/libyuv/source/planar_functions.cc \
+ third_party/libyuv/source/row_any.cc \
+ third_party/libyuv/source/row_common.cc \
+ third_party/libyuv/source/row_mips.cc \
+ third_party/libyuv/source/row_neon.cc \
+ third_party/libyuv/source/row_posix.cc \
+ third_party/libyuv/source/row_win.cc \
+ third_party/libyuv/source/scale.cc \
+ third_party/libyuv/source/scale_common.cc \
+ third_party/libyuv/source/scale_mips.cc \
+ third_party/libyuv/source/scale_neon.cc \
+ third_party/libyuv/source/scale_posix.cc \
+ third_party/libyuv/source/scale_win.cc
LIBWEBM_MUXER_SRCS += third_party/libwebm/mkvmuxer.cpp \
third_party/libwebm/mkvmuxerutil.cpp \
@@ -42,7 +56,9 @@
vpxdec.SRCS += ivfdec.c ivfdec.h
vpxdec.SRCS += tools_common.c tools_common.h
vpxdec.SRCS += y4menc.c y4menc.h
-vpxdec.SRCS += $(LIBYUV_SRCS)
+ifeq ($(CONFIG_LIBYUV),yes)
+ vpxdec.SRCS += $(LIBYUV_SRCS)
+endif
ifeq ($(CONFIG_WEBM_IO),yes)
vpxdec.SRCS += $(LIBWEBM_PARSER_SRCS)
vpxdec.SRCS += webmdec.cc webmdec.h
@@ -60,7 +76,9 @@
vpxenc.SRCS += vpx_ports/mem_ops_aligned.h
vpxenc.SRCS += vpx_ports/vpx_timer.h
vpxenc.SRCS += vpxstats.c vpxstats.h
-vpxenc.SRCS += $(LIBYUV_SRCS)
+ifeq ($(CONFIG_LIBYUV),yes)
+ vpxenc.SRCS += $(LIBYUV_SRCS)
+endif
ifeq ($(CONFIG_WEBM_IO),yes)
vpxenc.SRCS += $(LIBWEBM_MUXER_SRCS)
vpxenc.SRCS += webmenc.cc webmenc.h
@@ -160,10 +178,12 @@
ifeq ($(CONFIG_MULTI_RES_ENCODING),yes)
+ifeq ($(CONFIG_LIBYUV),yes)
EXAMPLES-$(CONFIG_VP8_DECODER) += vp8_multi_resolution_encoder.c
vp8_multi_resolution_encoder.SRCS += $(LIBYUV_SRCS)
vp8_multi_resolution_encoder.GUID = 04f8738e-63c8-423b-90fa-7c2703a374de
vp8_multi_resolution_encoder.DESCRIPTION = VP8 Multiple-resolution Encoding
+endif
endif
# Handle extra library flags depending on codec configuration
--- a/third_party/libyuv/README.libvpx
+++ b/third_party/libyuv/README.libvpx
@@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
-Version: 102
+Version: 1005
License: BSD
License File: LICENSE
@@ -13,5 +13,5 @@
in order to encode multiple resolution bit streams.
Local Modifications:
-Modified the original scaler code from C++ to C to fit in our current build
-system. This is a temporal solution, and will be improved later.
\ No newline at end of file
+Modified the original scaler code minimally with include file changes to fit
+in our current build system.
--- a/third_party/libyuv/include/libyuv/basic_types.h
+++ b/third_party/libyuv/include/libyuv/basic_types.h
@@ -1,22 +1,25 @@
/*
- * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
+ * in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
-#ifndef INCLUDE_LIBYUV_BASIC_TYPES_H_
+#ifndef INCLUDE_LIBYUV_BASIC_TYPES_H_ // NOLINT
#define INCLUDE_LIBYUV_BASIC_TYPES_H_
#include <stddef.h> // for NULL, size_t
-#if !(defined(_MSC_VER) && (_MSC_VER < 1600))
+#if defined(__ANDROID__) || (defined(_MSC_VER) && (_MSC_VER < 1600))
+#include <sys/types.h> // for uintptr_t on x86
+#else
#include <stdint.h> // for uintptr_t
#endif
+#ifndef GG_LONGLONG
#ifndef INT_TYPES_DEFINED
#define INT_TYPES_DEFINED
#ifdef COMPILER_MSVC
@@ -30,9 +33,9 @@
#endif
#define INT64_F "I64"
#else // COMPILER_MSVC
-#ifdef __LP64__
-typedef unsigned long uint64;
-typedef long int64;
+#if defined(__LP64__) && !defined(__OpenBSD__) && !defined(__APPLE__)
+typedef unsigned long uint64; // NOLINT
+typedef long int64; // NOLINT
#ifndef INT64_C
#define INT64_C(x) x ## L
#endif
@@ -40,9 +43,9 @@
#define UINT64_C(x) x ## UL
#endif
#define INT64_F "l"
-#else // __LP64__
-typedef unsigned long long uint64;
-typedef long long int64;
+#else // defined(__LP64__) && !defined(__OpenBSD__) && !defined(__APPLE__)
+typedef unsigned long long uint64; // NOLINT
+typedef long long int64; // NOLINT
#ifndef INT64_C
#define INT64_C(x) x ## LL
#endif
@@ -54,11 +57,12 @@
#endif // COMPILER_MSVC
typedef unsigned int uint32;
typedef int int32;
-typedef unsigned short uint16;
-typedef short int16;
+typedef unsigned short uint16; // NOLINT
+typedef short int16; // NOLINT
typedef unsigned char uint8;
-typedef char int8;
+typedef signed char int8;
#endif // INT_TYPES_DEFINED
+#endif // GG_LONGLONG
// Detect compiler is for x86 or x64.
#if defined(__x86_64__) || defined(_M_X64) || \
@@ -65,9 +69,50 @@
defined(__i386__) || defined(_M_IX86)
#define CPU_X86 1
#endif
+// Detect compiler is for ARM.
+#if defined(__arm__) || defined(_M_ARM)
+#define CPU_ARM 1
+#endif
+#ifndef ALIGNP
+#ifdef __cplusplus
#define ALIGNP(p, t) \
- ((uint8*)((((uintptr_t)(p) + \
- ((t)-1)) & ~((t)-1))))
+ (reinterpret_cast<uint8*>(((reinterpret_cast<uintptr_t>(p) + \
+ ((t) - 1)) & ~((t) - 1))))
+#else
+#define ALIGNP(p, t) \
+ ((uint8*)((((uintptr_t)(p) + ((t) - 1)) & ~((t) - 1)))) /* NOLINT */
+#endif
+#endif
-#endif // INCLUDE_LIBYUV_BASIC_TYPES_H_
+#if !defined(LIBYUV_API)
+#if defined(_WIN32) || defined(__CYGWIN__)
+#if defined(LIBYUV_BUILDING_SHARED_LIBRARY)
+#define LIBYUV_API __declspec(dllexport)
+#elif defined(LIBYUV_USING_SHARED_LIBRARY)
+#define LIBYUV_API __declspec(dllimport)
+#else
+#define LIBYUV_API
+#endif // LIBYUV_BUILDING_SHARED_LIBRARY
+#elif defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__APPLE__) && \
+ (defined(LIBYUV_BUILDING_SHARED_LIBRARY) || \
+ defined(LIBYUV_USING_SHARED_LIBRARY))
+#define LIBYUV_API __attribute__ ((visibility ("default")))+#else
+#define LIBYUV_API
+#endif // __GNUC__
+#endif // LIBYUV_API
+
+#define LIBYUV_BOOL int
+#define LIBYUV_FALSE 0
+#define LIBYUV_TRUE 1
+
+// Visual C x86 or GCC little endian.
+#if defined(__x86_64__) || defined(_M_X64) || \
+ defined(__i386__) || defined(_M_IX86) || \
+ defined(__arm__) || defined(_M_ARM) || \
+ (defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#define LIBYUV_LITTLE_ENDIAN
+#endif
+
+#endif // INCLUDE_LIBYUV_BASIC_TYPES_H_ NOLINT
--- a/third_party/libyuv/include/libyuv/cpu_id.h
+++ b/third_party/libyuv/include/libyuv/cpu_id.h
@@ -1,49 +1,81 @@
/*
- * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
+ * in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
-#ifndef INCLUDE_LIBYUV_CPU_ID_H_
+#ifndef INCLUDE_LIBYUV_CPU_ID_H_ // NOLINT
#define INCLUDE_LIBYUV_CPU_ID_H_
+#include "basic_types.h"
+
#ifdef __cplusplus
namespace libyuv { extern "C" {#endif
-// These flags are only valid on x86 processors
-static const int kCpuHasSSE2 = 1;
-static const int kCpuHasSSSE3 = 2;
+// TODO(fbarchard): Consider overlapping bits for different architectures.
+// Internal flag to indicate cpuid requires initialization.
+#define kCpuInit 0x1
-// These flags are only valid on ARM processors
-static const int kCpuHasNEON = 4;
+// These flags are only valid on ARM processors.
+static const int kCpuHasARM = 0x2;
+static const int kCpuHasNEON = 0x4;
+// 0x8 reserved for future ARM flag.
-// Internal flag to indicate cpuid is initialized.
-static const int kCpuInitialized = 8;
+// These flags are only valid on x86 processors.
+static const int kCpuHasX86 = 0x10;
+static const int kCpuHasSSE2 = 0x20;
+static const int kCpuHasSSSE3 = 0x40;
+static const int kCpuHasSSE41 = 0x80;
+static const int kCpuHasSSE42 = 0x100;
+static const int kCpuHasAVX = 0x200;
+static const int kCpuHasAVX2 = 0x400;
+static const int kCpuHasERMS = 0x800;
+static const int kCpuHasFMA3 = 0x1000;
+// 0x2000, 0x4000, 0x8000 reserved for future X86 flags.
+// These flags are only valid on MIPS processors.
+static const int kCpuHasMIPS = 0x10000;
+static const int kCpuHasMIPS_DSP = 0x20000;
+static const int kCpuHasMIPS_DSPR2 = 0x40000;
+
+// Internal function used to auto-init.
+LIBYUV_API
+int InitCpuFlags(void);
+
+// Internal function for parsing /proc/cpuinfo.
+LIBYUV_API
+int ArmCpuCaps(const char* cpuinfo_name);
+
// Detect CPU has SSE2 etc.
-// test_flag parameter should be one of kCpuHas constants above
+// Test_flag parameter should be one of kCpuHas constants above.
// returns non-zero if instruction set is detected
static __inline int TestCpuFlag(int test_flag) {- extern int cpu_info_;
- extern int InitCpuFlags();
- return (cpu_info_ ? cpu_info_ : InitCpuFlags()) & test_flag;
+ LIBYUV_API extern int cpu_info_;
+ return (cpu_info_ == kCpuInit ? InitCpuFlags() : cpu_info_) & test_flag;
}
// For testing, allow CPU flags to be disabled.
// ie MaskCpuFlags(~kCpuHasSSSE3) to disable SSSE3.
-// -1 to enable all cpu specific optimizations.
-// 0 to disable all cpu specific optimizations.
+// MaskCpuFlags(-1) to enable all cpu specific optimizations.
+// MaskCpuFlags(0) to disable all cpu specific optimizations.
+LIBYUV_API
void MaskCpuFlags(int enable_flags);
+// Low level cpuid for X86. Returns zeros on other CPUs.
+// eax is the info type that you want.
+// ecx is typically the cpu number, and should normally be zero.
+LIBYUV_API
+void CpuId(uint32 eax, uint32 ecx, uint32* cpu_info);
+
#ifdef __cplusplus
} // extern "C"
} // namespace libyuv
#endif
-#endif // INCLUDE_LIBYUV_CPU_ID_H_
+#endif // INCLUDE_LIBYUV_CPU_ID_H_ NOLINT
--- /dev/null
+++ b/third_party/libyuv/include/libyuv/planar_functions.h
@@ -1,0 +1,439 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_ // NOLINT
+#define INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_
+
+#include "basic_types.h"
+
+// TODO(fbarchard): Remove the following headers includes.
+// #include "convert.h"
+// #include "convert_argb.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// Copy a plane of data.
+LIBYUV_API
+void CopyPlane(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height);
+
+LIBYUV_API
+void CopyPlane_16(const uint16* src_y, int src_stride_y,
+ uint16* dst_y, int dst_stride_y,
+ int width, int height);
+
+// Set a plane of data to a 32 bit value.
+LIBYUV_API
+void SetPlane(uint8* dst_y, int dst_stride_y,
+ int width, int height,
+ uint32 value);
+
+// Copy I400. Supports inverting.
+LIBYUV_API
+int I400ToI400(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height);
+
+
+// Copy I422 to I422.
+#define I422ToI422 I422Copy
+LIBYUV_API
+int I422Copy(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height);
+
+// Copy I444 to I444.
+#define I444ToI444 I444Copy
+LIBYUV_API
+int I444Copy(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height);
+
+// Convert YUY2 to I422.
+LIBYUV_API
+int YUY2ToI422(const uint8* src_yuy2, int src_stride_yuy2,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height);
+
+// Convert UYVY to I422.
+LIBYUV_API
+int UYVYToI422(const uint8* src_uyvy, int src_stride_uyvy,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height);
+
+// Convert I420 to I400. (calls CopyPlane ignoring u/v).
+LIBYUV_API
+int I420ToI400(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height);
+
+// Alias
+#define I420ToI420Mirror I420Mirror
+
+// I420 mirror.
+LIBYUV_API
+int I420Mirror(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height);
+
+// Alias
+#define I400ToI400Mirror I400Mirror
+
+// I400 mirror. A single plane is mirrored horizontally.
+// Pass negative height to achieve 180 degree rotation.
+LIBYUV_API
+int I400Mirror(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height);
+
+// Alias
+#define ARGBToARGBMirror ARGBMirror
+
+// ARGB mirror.
+LIBYUV_API
+int ARGBMirror(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Convert NV12 to RGB565.
+LIBYUV_API
+int NV12ToRGB565(const uint8* src_y, int src_stride_y,
+ const uint8* src_uv, int src_stride_uv,
+ uint8* dst_rgb565, int dst_stride_rgb565,
+ int width, int height);
+
+// Convert NV21 to RGB565.
+LIBYUV_API
+int NV21ToRGB565(const uint8* src_y, int src_stride_y,
+ const uint8* src_uv, int src_stride_uv,
+ uint8* dst_rgb565, int dst_stride_rgb565,
+ int width, int height);
+
+// I422ToARGB is in convert_argb.h
+// Convert I422 to BGRA.
+LIBYUV_API
+int I422ToBGRA(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_bgra, int dst_stride_bgra,
+ int width, int height);
+
+// Convert I422 to ABGR.
+LIBYUV_API
+int I422ToABGR(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_abgr, int dst_stride_abgr,
+ int width, int height);
+
+// Convert I422 to RGBA.
+LIBYUV_API
+int I422ToRGBA(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_rgba, int dst_stride_rgba,
+ int width, int height);
+
+// Draw a rectangle into I420.
+LIBYUV_API
+int I420Rect(uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int x, int y, int width, int height,
+ int value_y, int value_u, int value_v);
+
+// Draw a rectangle into ARGB.
+LIBYUV_API
+int ARGBRect(uint8* dst_argb, int dst_stride_argb,
+ int x, int y, int width, int height, uint32 value);
+
+// Convert ARGB to gray scale ARGB.
+LIBYUV_API
+int ARGBGrayTo(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Make a rectangle of ARGB gray scale.
+LIBYUV_API
+int ARGBGray(uint8* dst_argb, int dst_stride_argb,
+ int x, int y, int width, int height);
+
+// Make a rectangle of ARGB Sepia tone.
+LIBYUV_API
+int ARGBSepia(uint8* dst_argb, int dst_stride_argb,
+ int x, int y, int width, int height);
+
+// Apply a matrix rotation to each ARGB pixel.
+// matrix_argb is 4 signed ARGB values. -128 to 127 representing -2 to 2.
+// The first 4 coefficients apply to B, G, R, A and produce B of the output.
+// The next 4 coefficients apply to B, G, R, A and produce G of the output.
+// The next 4 coefficients apply to B, G, R, A and produce R of the output.
+// The last 4 coefficients apply to B, G, R, A and produce A of the output.
+LIBYUV_API
+int ARGBColorMatrix(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ const int8* matrix_argb,
+ int width, int height);
+
+// Deprecated. Use ARGBColorMatrix instead.
+// Apply a matrix rotation to each ARGB pixel.
+// matrix_argb is 3 signed ARGB values. -128 to 127 representing -1 to 1.
+// The first 4 coefficients apply to B, G, R, A and produce B of the output.
+// The next 4 coefficients apply to B, G, R, A and produce G of the output.
+// The last 4 coefficients apply to B, G, R, A and produce R of the output.
+LIBYUV_API
+int RGBColorMatrix(uint8* dst_argb, int dst_stride_argb,
+ const int8* matrix_rgb,
+ int x, int y, int width, int height);
+
+// Apply a color table each ARGB pixel.
+// Table contains 256 ARGB values.
+LIBYUV_API
+int ARGBColorTable(uint8* dst_argb, int dst_stride_argb,
+ const uint8* table_argb,
+ int x, int y, int width, int height);
+
+// Apply a color table each ARGB pixel but preserve destination alpha.
+// Table contains 256 ARGB values.
+LIBYUV_API
+int RGBColorTable(uint8* dst_argb, int dst_stride_argb,
+ const uint8* table_argb,
+ int x, int y, int width, int height);
+
+// Apply a luma/color table each ARGB pixel but preserve destination alpha.
+// Table contains 32768 values indexed by [Y][C] where 7 it 7 bit luma from
+// RGB (YJ style) and C is an 8 bit color component (R, G or B).
+LIBYUV_API
+int ARGBLumaColorTable(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ const uint8* luma_rgb_table,
+ int width, int height);
+
+// Apply a 3 term polynomial to ARGB values.
+// poly points to a 4x4 matrix. The first row is constants. The 2nd row is
+// coefficients for b, g, r and a. The 3rd row is coefficients for b squared,
+// g squared, r squared and a squared. The 4rd row is coefficients for b to
+// the 3, g to the 3, r to the 3 and a to the 3. The values are summed and
+// result clamped to 0 to 255.
+// A polynomial approximation can be dirived using software such as 'R'.
+
+LIBYUV_API
+int ARGBPolynomial(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ const float* poly,
+ int width, int height);
+
+// Quantize a rectangle of ARGB. Alpha unaffected.
+// scale is a 16 bit fractional fixed point scaler between 0 and 65535.
+// interval_size should be a value between 1 and 255.
+// interval_offset should be a value between 0 and 255.
+LIBYUV_API
+int ARGBQuantize(uint8* dst_argb, int dst_stride_argb,
+ int scale, int interval_size, int interval_offset,
+ int x, int y, int width, int height);
+
+// Copy ARGB to ARGB.
+LIBYUV_API
+int ARGBCopy(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Copy ARGB to ARGB.
+LIBYUV_API
+int ARGBCopyAlpha(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Copy ARGB to ARGB.
+LIBYUV_API
+int ARGBCopyYToAlpha(const uint8* src_y, int src_stride_y,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+typedef void (*ARGBBlendRow)(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+
+// Get function to Alpha Blend ARGB pixels and store to destination.
+LIBYUV_API
+ARGBBlendRow GetARGBBlend();
+
+// Alpha Blend ARGB images and store to destination.
+// Alpha of destination is set to 255.
+LIBYUV_API
+int ARGBBlend(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Multiply ARGB image by ARGB image. Shifted down by 8. Saturates to 255.
+LIBYUV_API
+int ARGBMultiply(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Add ARGB image with ARGB image. Saturates to 255.
+LIBYUV_API
+int ARGBAdd(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Subtract ARGB image (argb1) from ARGB image (argb0). Saturates to 0.
+LIBYUV_API
+int ARGBSubtract(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Convert I422 to YUY2.
+LIBYUV_API
+int I422ToYUY2(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_frame, int dst_stride_frame,
+ int width, int height);
+
+// Convert I422 to UYVY.
+LIBYUV_API
+int I422ToUYVY(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_frame, int dst_stride_frame,
+ int width, int height);
+
+// Convert unattentuated ARGB to preattenuated ARGB.
+LIBYUV_API
+int ARGBAttenuate(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Convert preattentuated ARGB to unattenuated ARGB.
+LIBYUV_API
+int ARGBUnattenuate(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Convert MJPG to ARGB.
+LIBYUV_API
+int MJPGToARGB(const uint8* sample, size_t sample_size,
+ uint8* argb, int argb_stride,
+ int w, int h, int dw, int dh);
+
+// Internal function - do not call directly.
+// Computes table of cumulative sum for image where the value is the sum
+// of all values above and to the left of the entry. Used by ARGBBlur.
+LIBYUV_API
+int ARGBComputeCumulativeSum(const uint8* src_argb, int src_stride_argb,
+ int32* dst_cumsum, int dst_stride32_cumsum,
+ int width, int height);
+
+// Blur ARGB image.
+// dst_cumsum table of width * (height + 1) * 16 bytes aligned to
+// 16 byte boundary.
+// dst_stride32_cumsum is number of ints in a row (width * 4).
+// radius is number of pixels around the center. e.g. 1 = 3x3. 2=5x5.
+// Blur is optimized for radius of 5 (11x11) or less.
+LIBYUV_API
+int ARGBBlur(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int32* dst_cumsum, int dst_stride32_cumsum,
+ int width, int height, int radius);
+
+// Multiply ARGB image by ARGB value.
+LIBYUV_API
+int ARGBShade(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height, uint32 value);
+
+// Interpolate between two ARGB images using specified amount of interpolation
+// (0 to 255) and store to destination.
+// 'interpolation' is specified as 8 bit fraction where 0 means 100% src_argb0
+// and 255 means 1% src_argb0 and 99% src_argb1.
+// Internally uses ARGBScale bilinear filtering.
+// Caveat: This function will write up to 16 bytes beyond the end of dst_argb.
+LIBYUV_API
+int ARGBInterpolate(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height, int interpolation);
+
+#if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
+ defined(TARGET_IPHONE_SIMULATOR)
+#define LIBYUV_DISABLE_X86
+#endif
+
+// Row functions for copying a pixels from a source with a slope to a row
+// of destination. Useful for scaling, rotation, mirror, texture mapping.
+LIBYUV_API
+void ARGBAffineRow_C(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* uv_dudv, int width);
+// The following are available on all x86 platforms:
+#if !defined(LIBYUV_DISABLE_X86) && \
+ (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__))
+LIBYUV_API
+void ARGBAffineRow_SSE2(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* uv_dudv, int width);
+#define HAS_ARGBAFFINEROW_SSE2
+#endif // LIBYUV_DISABLE_X86
+
+// Shuffle ARGB channel order. e.g. BGRA to ARGB.
+// shuffler is 16 bytes and must be aligned.
+LIBYUV_API
+int ARGBShuffle(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_argb, int dst_stride_argb,
+ const uint8* shuffler, int width, int height);
+
+// Sobel ARGB effect with planar output.
+LIBYUV_API
+int ARGBSobelToPlane(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height);
+
+// Sobel ARGB effect.
+LIBYUV_API
+int ARGBSobel(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+// Sobel ARGB effect w/ Sobel X, Sobel, Sobel Y in ARGB.
+LIBYUV_API
+int ARGBSobelXY(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height);
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
+
+#endif // INCLUDE_LIBYUV_PLANAR_FUNCTIONS_H_ NOLINT
--- /dev/null
+++ b/third_party/libyuv/include/libyuv/row.h
@@ -1,0 +1,1704 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef INCLUDE_LIBYUV_ROW_H_ // NOLINT
+#define INCLUDE_LIBYUV_ROW_H_
+
+#include <stdlib.h> // For malloc.
+
+#include "basic_types.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+#define IS_ALIGNED(p, a) (!((uintptr_t)(p) & ((a) - 1)))
+
+#ifdef __cplusplus
+#define align_buffer_64(var, size) \
+ uint8* var##_mem = reinterpret_cast<uint8*>(malloc((size) + 63)); \
+ uint8* var = reinterpret_cast<uint8*> \
+ ((reinterpret_cast<intptr_t>(var##_mem) + 63) & ~63)
+#else
+#define align_buffer_64(var, size) \
+ uint8* var##_mem = (uint8*)(malloc((size) + 63)); /* NOLINT */ \
+ uint8* var = (uint8*)(((intptr_t)(var##_mem) + 63) & ~63) /* NOLINT */
+#endif
+
+#define free_aligned_buffer_64(var) \
+ free(var##_mem); \
+ var = 0
+
+#if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
+ defined(TARGET_IPHONE_SIMULATOR)
+#define LIBYUV_DISABLE_X86
+#endif
+// True if compiling for SSSE3 as a requirement.
+#if defined(__SSSE3__) || (defined(_M_IX86_FP) && (_M_IX86_FP >= 3))
+#define LIBYUV_SSSE3_ONLY
+#endif
+
+// Enable for NaCL pepper 33 for bundle and AVX2 support.
+// #define NEW_BINUTILS
+
+// The following are available on all x86 platforms:
+#if !defined(LIBYUV_DISABLE_X86) && \
+ (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__))
+// Effects:
+#define HAS_ARGBADDROW_SSE2
+#define HAS_ARGBAFFINEROW_SSE2
+#define HAS_ARGBATTENUATEROW_SSSE3
+#define HAS_ARGBBLENDROW_SSSE3
+#define HAS_ARGBCOLORMATRIXROW_SSSE3
+#define HAS_ARGBCOLORTABLEROW_X86
+#define HAS_ARGBCOPYALPHAROW_SSE2
+#define HAS_ARGBCOPYYTOALPHAROW_SSE2
+#define HAS_ARGBGRAYROW_SSSE3
+#define HAS_ARGBLUMACOLORTABLEROW_SSSE3
+#define HAS_ARGBMIRRORROW_SSSE3
+#define HAS_ARGBMULTIPLYROW_SSE2
+#define HAS_ARGBPOLYNOMIALROW_SSE2
+#define HAS_ARGBQUANTIZEROW_SSE2
+#define HAS_ARGBSEPIAROW_SSSE3
+#define HAS_ARGBSHADEROW_SSE2
+#define HAS_ARGBSUBTRACTROW_SSE2
+#define HAS_ARGBTOUVROW_SSSE3
+#define HAS_ARGBUNATTENUATEROW_SSE2
+#define HAS_COMPUTECUMULATIVESUMROW_SSE2
+#define HAS_CUMULATIVESUMTOAVERAGEROW_SSE2
+#define HAS_INTERPOLATEROW_SSE2
+#define HAS_INTERPOLATEROW_SSSE3
+#define HAS_RGBCOLORTABLEROW_X86
+#define HAS_SOBELROW_SSE2
+#define HAS_SOBELTOPLANEROW_SSE2
+#define HAS_SOBELXROW_SSE2
+#define HAS_SOBELXYROW_SSE2
+#define HAS_SOBELYROW_SSE2
+
+// Conversions:
+#define HAS_ABGRTOUVROW_SSSE3
+#define HAS_ABGRTOYROW_SSSE3
+#define HAS_ARGB1555TOARGBROW_SSE2
+#define HAS_ARGB4444TOARGBROW_SSE2
+#define HAS_ARGBSHUFFLEROW_SSE2
+#define HAS_ARGBSHUFFLEROW_SSSE3
+#define HAS_ARGBTOARGB1555ROW_SSE2
+#define HAS_ARGBTOARGB4444ROW_SSE2
+#define HAS_ARGBTOBAYERGGROW_SSE2
+#define HAS_ARGBTOBAYERROW_SSSE3
+#define HAS_ARGBTORAWROW_SSSE3
+#define HAS_ARGBTORGB24ROW_SSSE3
+#define HAS_ARGBTORGB565ROW_SSE2
+#define HAS_ARGBTOUV422ROW_SSSE3
+#define HAS_ARGBTOUV444ROW_SSSE3
+#define HAS_ARGBTOUVJROW_SSSE3
+#define HAS_ARGBTOYJROW_SSSE3
+#define HAS_ARGBTOYROW_SSSE3
+#define HAS_BGRATOUVROW_SSSE3
+#define HAS_BGRATOYROW_SSSE3
+#define HAS_COPYROW_ERMS
+#define HAS_COPYROW_SSE2
+#define HAS_COPYROW_X86
+#define HAS_HALFROW_SSE2
+#define HAS_I400TOARGBROW_SSE2
+#define HAS_I411TOARGBROW_SSSE3
+#define HAS_I422TOARGB1555ROW_SSSE3
+#define HAS_I422TOABGRROW_SSSE3
+#define HAS_I422TOARGB1555ROW_SSSE3
+#define HAS_I422TOARGB4444ROW_SSSE3
+#define HAS_I422TOARGBROW_SSSE3
+#define HAS_I422TOBGRAROW_SSSE3
+#define HAS_I422TORAWROW_SSSE3
+#define HAS_I422TORGB24ROW_SSSE3
+#define HAS_I422TORGB565ROW_SSSE3
+#define HAS_I422TORGBAROW_SSSE3
+#define HAS_I422TOUYVYROW_SSE2
+#define HAS_I422TOYUY2ROW_SSE2
+#define HAS_I444TOARGBROW_SSSE3
+#define HAS_MERGEUVROW_SSE2
+#define HAS_MIRRORROW_SSE2
+#define HAS_MIRRORROW_SSSE3
+#define HAS_MIRRORROW_UV_SSSE3
+#define HAS_MIRRORUVROW_SSSE3
+#define HAS_NV12TOARGBROW_SSSE3
+#define HAS_NV12TORGB565ROW_SSSE3
+#define HAS_NV21TOARGBROW_SSSE3
+#define HAS_NV21TORGB565ROW_SSSE3
+#define HAS_RAWTOARGBROW_SSSE3
+#define HAS_RAWTOYROW_SSSE3
+#define HAS_RGB24TOARGBROW_SSSE3
+#define HAS_RGB24TOYROW_SSSE3
+#define HAS_RGB565TOARGBROW_SSE2
+#define HAS_RGBATOUVROW_SSSE3
+#define HAS_RGBATOYROW_SSSE3
+#define HAS_SETROW_X86
+#define HAS_SPLITUVROW_SSE2
+#define HAS_UYVYTOARGBROW_SSSE3
+#define HAS_UYVYTOUV422ROW_SSE2
+#define HAS_UYVYTOUVROW_SSE2
+#define HAS_UYVYTOYROW_SSE2
+#define HAS_YTOARGBROW_SSE2
+#define HAS_YUY2TOARGBROW_SSSE3
+#define HAS_YUY2TOUV422ROW_SSE2
+#define HAS_YUY2TOUVROW_SSE2
+#define HAS_YUY2TOYROW_SSE2
+#endif
+
+// GCC >= 4.7.0 required for AVX2.
+#if defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__))
+#if (__GNUC__ > 4) || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 7))
+#define GCC_HAS_AVX2 1
+#endif // GNUC >= 4.7
+#endif // __GNUC__
+
+// clang >= 3.4.0 required for AVX2.
+#if defined(__clang__) && (defined(__x86_64__) || defined(__i386__))
+#if (__clang_major__ > 3) || (__clang_major__ == 3 && (__clang_minor__ >= 4))
+#define CLANG_HAS_AVX2 1
+#endif // clang >= 3.4
+#endif // __clang__
+
+// Visual C 2012 required for AVX2.
+#if defined(_M_IX86) && defined(_MSC_VER) && _MSC_VER >= 1700
+#define VISUALC_HAS_AVX2 1
+#endif // VisualStudio >= 2012
+
+// The following are available on all x86 platforms, but
+// require VS2012, clang 3.4 or gcc 4.7.
+// The code supports NaCL but requires a new compiler and validator.
+#if !defined(LIBYUV_DISABLE_X86) && (defined(VISUALC_HAS_AVX2) || \
+ defined(CLANG_HAS_AVX2) || defined(GCC_HAS_AVX2))
+// Effects:
+#define HAS_ARGBPOLYNOMIALROW_AVX2
+#define HAS_ARGBSHUFFLEROW_AVX2
+#define HAS_ARGBCOPYALPHAROW_AVX2
+#define HAS_ARGBCOPYYTOALPHAROW_AVX2
+#endif
+
+// The following are require VS2012.
+// TODO(fbarchard): Port to gcc.
+#if !defined(LIBYUV_DISABLE_X86) && defined(VISUALC_HAS_AVX2)
+#define HAS_ARGBTOUVROW_AVX2
+#define HAS_ARGBTOYJROW_AVX2
+#define HAS_ARGBTOYROW_AVX2
+#define HAS_HALFROW_AVX2
+#define HAS_I422TOARGBROW_AVX2
+#define HAS_INTERPOLATEROW_AVX2
+#define HAS_MERGEUVROW_AVX2
+#define HAS_MIRRORROW_AVX2
+#define HAS_SPLITUVROW_AVX2
+#define HAS_UYVYTOUV422ROW_AVX2
+#define HAS_UYVYTOUVROW_AVX2
+#define HAS_UYVYTOYROW_AVX2
+#define HAS_YUY2TOUV422ROW_AVX2
+#define HAS_YUY2TOUVROW_AVX2
+#define HAS_YUY2TOYROW_AVX2
+
+// Effects:
+#define HAS_ARGBADDROW_AVX2
+#define HAS_ARGBATTENUATEROW_AVX2
+#define HAS_ARGBMIRRORROW_AVX2
+#define HAS_ARGBMULTIPLYROW_AVX2
+#define HAS_ARGBSUBTRACTROW_AVX2
+#define HAS_ARGBUNATTENUATEROW_AVX2
+#endif // defined(VISUALC_HAS_AVX2)
+
+// The following are Yasm x86 only:
+// TODO(fbarchard): Port AVX2 to inline.
+#if !defined(LIBYUV_DISABLE_X86) && defined(HAVE_YASM)
+ (defined(_M_IX86) || defined(_M_X64) || \
+ defined(__x86_64__) || defined(__i386__))
+#define HAS_MERGEUVROW_AVX2
+#define HAS_MERGEUVROW_MMX
+#define HAS_SPLITUVROW_AVX2
+#define HAS_SPLITUVROW_MMX
+#define HAS_UYVYTOYROW_AVX2
+#define HAS_UYVYTOYROW_MMX
+#define HAS_YUY2TOYROW_AVX2
+#define HAS_YUY2TOYROW_MMX
+#endif
+
+// The following are disabled when SSSE3 is available:
+#if !defined(LIBYUV_DISABLE_X86) && \
+ (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)) && \
+ !defined(LIBYUV_SSSE3_ONLY)
+#define HAS_ARGBBLENDROW_SSE2
+#define HAS_ARGBATTENUATEROW_SSE2
+#define HAS_MIRRORROW_SSE2
+#endif
+
+// The following are available on Neon platforms:
+#if !defined(LIBYUV_DISABLE_NEON) && \
+ (defined(__ARM_NEON__) || defined(LIBYUV_NEON))
+#define HAS_ABGRTOUVROW_NEON
+#define HAS_ABGRTOYROW_NEON
+#define HAS_ARGB1555TOARGBROW_NEON
+#define HAS_ARGB1555TOUVROW_NEON
+#define HAS_ARGB1555TOYROW_NEON
+#define HAS_ARGB4444TOARGBROW_NEON
+#define HAS_ARGB4444TOUVROW_NEON
+#define HAS_ARGB4444TOYROW_NEON
+#define HAS_ARGBTOARGB1555ROW_NEON
+#define HAS_ARGBTOARGB4444ROW_NEON
+#define HAS_ARGBTOBAYERROW_NEON
+#define HAS_ARGBTOBAYERGGROW_NEON
+#define HAS_ARGBTORAWROW_NEON
+#define HAS_ARGBTORGB24ROW_NEON
+#define HAS_ARGBTORGB565ROW_NEON
+#define HAS_ARGBTOUV411ROW_NEON
+#define HAS_ARGBTOUV422ROW_NEON
+#define HAS_ARGBTOUV444ROW_NEON
+#define HAS_ARGBTOUVROW_NEON
+#define HAS_ARGBTOUVJROW_NEON
+#define HAS_ARGBTOYROW_NEON
+#define HAS_ARGBTOYJROW_NEON
+#define HAS_BGRATOUVROW_NEON
+#define HAS_BGRATOYROW_NEON
+#define HAS_COPYROW_NEON
+#define HAS_HALFROW_NEON
+#define HAS_I400TOARGBROW_NEON
+#define HAS_I411TOARGBROW_NEON
+#define HAS_I422TOABGRROW_NEON
+#define HAS_I422TOARGB1555ROW_NEON
+#define HAS_I422TOARGB4444ROW_NEON
+#define HAS_I422TOARGBROW_NEON
+#define HAS_I422TOBGRAROW_NEON
+#define HAS_I422TORAWROW_NEON
+#define HAS_I422TORGB24ROW_NEON
+#define HAS_I422TORGB565ROW_NEON
+#define HAS_I422TORGBAROW_NEON
+#define HAS_I422TOUYVYROW_NEON
+#define HAS_I422TOYUY2ROW_NEON
+#define HAS_I444TOARGBROW_NEON
+#define HAS_MERGEUVROW_NEON
+#define HAS_MIRRORROW_NEON
+#define HAS_MIRRORUVROW_NEON
+#define HAS_NV12TOARGBROW_NEON
+#define HAS_NV12TORGB565ROW_NEON
+#define HAS_NV21TOARGBROW_NEON
+#define HAS_NV21TORGB565ROW_NEON
+#define HAS_RAWTOARGBROW_NEON
+#define HAS_RAWTOUVROW_NEON
+#define HAS_RAWTOYROW_NEON
+#define HAS_RGB24TOARGBROW_NEON
+#define HAS_RGB24TOUVROW_NEON
+#define HAS_RGB24TOYROW_NEON
+#define HAS_RGB565TOARGBROW_NEON
+#define HAS_RGB565TOUVROW_NEON
+#define HAS_RGB565TOYROW_NEON
+#define HAS_RGBATOUVROW_NEON
+#define HAS_RGBATOYROW_NEON
+#define HAS_SETROW_NEON
+#define HAS_SPLITUVROW_NEON
+#define HAS_UYVYTOARGBROW_NEON
+#define HAS_UYVYTOUV422ROW_NEON
+#define HAS_UYVYTOUVROW_NEON
+#define HAS_UYVYTOYROW_NEON
+#define HAS_YTOARGBROW_NEON
+#define HAS_YUY2TOARGBROW_NEON
+#define HAS_YUY2TOUV422ROW_NEON
+#define HAS_YUY2TOUVROW_NEON
+#define HAS_YUY2TOYROW_NEON
+
+// Effects:
+#define HAS_ARGBADDROW_NEON
+#define HAS_ARGBATTENUATEROW_NEON
+#define HAS_ARGBBLENDROW_NEON
+#define HAS_ARGBGRAYROW_NEON
+#define HAS_ARGBMIRRORROW_NEON
+#define HAS_ARGBMULTIPLYROW_NEON
+#define HAS_ARGBQUANTIZEROW_NEON
+#define HAS_ARGBSEPIAROW_NEON
+#define HAS_ARGBSHADEROW_NEON
+#define HAS_ARGBSUBTRACTROW_NEON
+#define HAS_SOBELROW_NEON
+#define HAS_SOBELTOPLANEROW_NEON
+#define HAS_SOBELXYROW_NEON
+#define HAS_SOBELXROW_NEON
+#define HAS_SOBELYROW_NEON
+#define HAS_INTERPOLATEROW_NEON
+// TODO(fbarchard): Investigate neon unittest failure.
+// #define HAS_ARGBCOLORMATRIXROW_NEON
+#endif
+
+// The following are available on Mips platforms:
+#if !defined(LIBYUV_DISABLE_MIPS) && defined(__mips__)
+#define HAS_COPYROW_MIPS
+#if defined(__mips_dsp) && (__mips_dsp_rev >= 2)
+#define HAS_I422TOABGRROW_MIPS_DSPR2
+#define HAS_I422TOARGBROW_MIPS_DSPR2
+#define HAS_I422TOBGRAROW_MIPS_DSPR2
+#define HAS_INTERPOLATEROWS_MIPS_DSPR2
+#define HAS_MIRRORROW_MIPS_DSPR2
+#define HAS_MIRRORUVROW_MIPS_DSPR2
+#define HAS_SPLITUVROW_MIPS_DSPR2
+#endif
+#endif
+
+#if defined(_MSC_VER) && !defined(__CLR_VER)
+#define SIMD_ALIGNED(var) __declspec(align(16)) var
+typedef __declspec(align(16)) int16 vec16[8];
+typedef __declspec(align(16)) int32 vec32[4];
+typedef __declspec(align(16)) int8 vec8[16];
+typedef __declspec(align(16)) uint16 uvec16[8];
+typedef __declspec(align(16)) uint32 uvec32[4];
+typedef __declspec(align(16)) uint8 uvec8[16];
+typedef __declspec(align(32)) int16 lvec16[16];
+typedef __declspec(align(32)) int32 lvec32[8];
+typedef __declspec(align(32)) int8 lvec8[32];
+typedef __declspec(align(32)) uint16 ulvec16[16];
+typedef __declspec(align(32)) uint32 ulvec32[8];
+typedef __declspec(align(32)) uint8 ulvec8[32];
+
+#elif defined(__GNUC__)
+// Caveat GCC 4.2 to 4.7 have a known issue using vectors with const.
+#define SIMD_ALIGNED(var) var __attribute__((aligned(16)))
+typedef int16 __attribute__((vector_size(16))) vec16;
+typedef int32 __attribute__((vector_size(16))) vec32;
+typedef int8 __attribute__((vector_size(16))) vec8;
+typedef uint16 __attribute__((vector_size(16))) uvec16;
+typedef uint32 __attribute__((vector_size(16))) uvec32;
+typedef uint8 __attribute__((vector_size(16))) uvec8;
+#else
+#define SIMD_ALIGNED(var) var
+typedef int16 vec16[8];
+typedef int32 vec32[4];
+typedef int8 vec8[16];
+typedef uint16 uvec16[8];
+typedef uint32 uvec32[4];
+typedef uint8 uvec8[16];
+#endif
+
+#if defined(__APPLE__) || defined(__x86_64__) || defined(__llvm__)
+#define OMITFP
+#else
+#define OMITFP __attribute__((optimize("omit-frame-pointer")))+#endif
+
+// NaCL macros for GCC x86 and x64.
+
+// TODO(nfullagar): When pepper_33 toolchain is distributed, default to
+// NEW_BINUTILS and remove all BUNDLEALIGN occurances.
+#if defined(__native_client__)
+#define LABELALIGN ".p2align 5\n"
+#else
+#define LABELALIGN ".p2align 2\n"
+#endif
+#if defined(__native_client__) && defined(__x86_64__)
+#if defined(NEW_BINUTILS)
+#define BUNDLELOCK ".bundle_lock\n"
+#define BUNDLEUNLOCK ".bundle_unlock\n"
+#define BUNDLEALIGN "\n"
+#else
+#define BUNDLELOCK "\n"
+#define BUNDLEUNLOCK "\n"
+#define BUNDLEALIGN ".p2align 5\n"
+#endif
+#define MEMACCESS(base) "%%nacl:(%%r15,%q" #base ")"
+#define MEMACCESS2(offset, base) "%%nacl:" #offset "(%%r15,%q" #base ")"
+#define MEMLEA(offset, base) #offset "(%q" #base ")"
+#define MEMLEA3(offset, index, scale) \
+ #offset "(,%q" #index "," #scale ")"
+#define MEMLEA4(offset, base, index, scale) \
+ #offset "(%q" #base ",%q" #index "," #scale ")"
+#define MEMMOVESTRING(s, d) "%%nacl:(%q" #s "),%%nacl:(%q" #d "), %%r15"
+#define MEMSTORESTRING(reg, d) "%%" #reg ",%%nacl:(%q" #d "), %%r15"
+#define MEMOPREG(opcode, offset, base, index, scale, reg) \
+ BUNDLELOCK \
+ "lea " #offset "(%q" #base ",%q" #index "," #scale "),%%r14d\n" \
+ #opcode " (%%r15,%%r14),%%" #reg "\n" \
+ BUNDLEUNLOCK
+#define MEMOPMEM(opcode, reg, offset, base, index, scale) \
+ BUNDLELOCK \
+ "lea " #offset "(%q" #base ",%q" #index "," #scale "),%%r14d\n" \
+ #opcode " %%" #reg ",(%%r15,%%r14)\n" \
+ BUNDLEUNLOCK
+#define MEMOPARG(opcode, offset, base, index, scale, arg) \
+ BUNDLELOCK \
+ "lea " #offset "(%q" #base ",%q" #index "," #scale "),%%r14d\n" \
+ #opcode " (%%r15,%%r14),%" #arg "\n" \
+ BUNDLEUNLOCK
+#else
+#define BUNDLEALIGN "\n"
+#define MEMACCESS(base) "(%" #base ")"
+#define MEMACCESS2(offset, base) #offset "(%" #base ")"
+#define MEMLEA(offset, base) #offset "(%" #base ")"
+#define MEMLEA3(offset, index, scale) \
+ #offset "(,%" #index "," #scale ")"
+#define MEMLEA4(offset, base, index, scale) \
+ #offset "(%" #base ",%" #index "," #scale ")"
+#define MEMMOVESTRING(s, d)
+#define MEMSTORESTRING(reg, d)
+#define MEMOPREG(opcode, offset, base, index, scale, reg) \
+ #opcode " " #offset "(%" #base ",%" #index "," #scale "),%%" #reg "\n"
+#define MEMOPMEM(opcode, reg, offset, base, index, scale) \
+ #opcode " %%" #reg ","#offset "(%" #base ",%" #index "," #scale ")\n"
+#define MEMOPARG(opcode, offset, base, index, scale, arg) \
+ #opcode " " #offset "(%" #base ",%" #index "," #scale "),%" #arg "\n"
+#endif
+
+void I444ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I411ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_bgra,
+ int width);
+void I422ToABGRRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_abgr,
+ int width);
+void I422ToRGBARow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToRGB24Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb24,
+ int width);
+void I422ToRAWRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_raw,
+ int width);
+void I422ToRGB565Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb565,
+ int width);
+void I422ToARGB1555Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb1555,
+ int width);
+void I422ToARGB4444Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb4444,
+ int width);
+void NV12ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void NV12ToRGB565Row_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_rgb565,
+ int width);
+void NV21ToRGB565Row_NEON(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_rgb565,
+ int width);
+void YUY2ToARGBRow_NEON(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width);
+void UYVYToARGBRow_NEON(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width);
+
+void ARGBToYRow_AVX2(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYRow_Any_AVX2(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_AVX2(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_Any_AVX2(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
+void BGRAToYRow_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix);
+void ABGRToYRow_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix);
+void RGBAToYRow_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix);
+void RGB24ToYRow_SSSE3(const uint8* src_rgb24, uint8* dst_y, int pix);
+void RAWToYRow_SSSE3(const uint8* src_raw, uint8* dst_y, int pix);
+void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
+void BGRAToYRow_Unaligned_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix);
+void ABGRToYRow_Unaligned_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix);
+void RGBAToYRow_Unaligned_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix);
+void RGB24ToYRow_Unaligned_SSSE3(const uint8* src_rgb24, uint8* dst_y, int pix);
+void RAWToYRow_Unaligned_SSSE3(const uint8* src_raw, uint8* dst_y, int pix);
+void ARGBToYRow_NEON(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_NEON(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToUV444Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix);
+void ARGBToUV422Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix);
+void ARGBToUV411Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix);
+void ARGBToUVRow_NEON(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGBToUVJRow_NEON(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int pix);
+void BGRAToUVRow_NEON(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ABGRToUVRow_NEON(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RGBAToUVRow_NEON(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RGB24ToUVRow_NEON(const uint8* src_rgb24, int src_stride_rgb24,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RAWToUVRow_NEON(const uint8* src_raw, int src_stride_raw,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RGB565ToUVRow_NEON(const uint8* src_rgb565, int src_stride_rgb565,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGB1555ToUVRow_NEON(const uint8* src_argb1555, int src_stride_argb1555,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGB4444ToUVRow_NEON(const uint8* src_argb4444, int src_stride_argb4444,
+ uint8* dst_u, uint8* dst_v, int pix);
+void BGRAToYRow_NEON(const uint8* src_bgra, uint8* dst_y, int pix);
+void ABGRToYRow_NEON(const uint8* src_abgr, uint8* dst_y, int pix);
+void RGBAToYRow_NEON(const uint8* src_rgba, uint8* dst_y, int pix);
+void RGB24ToYRow_NEON(const uint8* src_rgb24, uint8* dst_y, int pix);
+void RAWToYRow_NEON(const uint8* src_raw, uint8* dst_y, int pix);
+void RGB565ToYRow_NEON(const uint8* src_rgb565, uint8* dst_y, int pix);
+void ARGB1555ToYRow_NEON(const uint8* src_argb1555, uint8* dst_y, int pix);
+void ARGB4444ToYRow_NEON(const uint8* src_argb4444, uint8* dst_y, int pix);
+void ARGBToYRow_C(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_C(const uint8* src_argb, uint8* dst_y, int pix);
+void BGRAToYRow_C(const uint8* src_bgra, uint8* dst_y, int pix);
+void ABGRToYRow_C(const uint8* src_abgr, uint8* dst_y, int pix);
+void RGBAToYRow_C(const uint8* src_rgba, uint8* dst_y, int pix);
+void RGB24ToYRow_C(const uint8* src_rgb24, uint8* dst_y, int pix);
+void RAWToYRow_C(const uint8* src_raw, uint8* dst_y, int pix);
+void RGB565ToYRow_C(const uint8* src_rgb565, uint8* dst_y, int pix);
+void ARGB1555ToYRow_C(const uint8* src_argb1555, uint8* dst_y, int pix);
+void ARGB4444ToYRow_C(const uint8* src_argb4444, uint8* dst_y, int pix);
+void ARGBToYRow_Any_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_Any_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
+void BGRAToYRow_Any_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix);
+void ABGRToYRow_Any_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix);
+void RGBAToYRow_Any_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix);
+void RGB24ToYRow_Any_SSSE3(const uint8* src_rgb24, uint8* dst_y, int pix);
+void RAWToYRow_Any_SSSE3(const uint8* src_raw, uint8* dst_y, int pix);
+void ARGBToYRow_Any_NEON(const uint8* src_argb, uint8* dst_y, int pix);
+void ARGBToYJRow_Any_NEON(const uint8* src_argb, uint8* dst_y, int pix);
+void BGRAToYRow_Any_NEON(const uint8* src_bgra, uint8* dst_y, int pix);
+void ABGRToYRow_Any_NEON(const uint8* src_abgr, uint8* dst_y, int pix);
+void RGBAToYRow_Any_NEON(const uint8* src_rgba, uint8* dst_y, int pix);
+void RGB24ToYRow_Any_NEON(const uint8* src_rgb24, uint8* dst_y, int pix);
+void RAWToYRow_Any_NEON(const uint8* src_raw, uint8* dst_y, int pix);
+void RGB565ToYRow_Any_NEON(const uint8* src_rgb565, uint8* dst_y, int pix);
+void ARGB1555ToYRow_Any_NEON(const uint8* src_argb1555, uint8* dst_y, int pix);
+void ARGB4444ToYRow_Any_NEON(const uint8* src_argb4444, uint8* dst_y, int pix);
+
+void ARGBToUVRow_AVX2(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVRow_Any_AVX2(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVRow_SSSE3(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVJRow_SSSE3(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void BGRAToUVRow_SSSE3(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int width);
+void ABGRToUVRow_SSSE3(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int width);
+void RGBAToUVRow_SSSE3(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVJRow_Unaligned_SSSE3(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int width);
+void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int width);
+void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVRow_Any_SSSE3(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVJRow_Any_SSSE3(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void BGRAToUVRow_Any_SSSE3(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int width);
+void ABGRToUVRow_Any_SSSE3(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int width);
+void RGBAToUVRow_Any_SSSE3(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV444Row_Any_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix);
+void ARGBToUV422Row_Any_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix);
+void ARGBToUV411Row_Any_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix);
+void ARGBToUVRow_Any_NEON(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGBToUVJRow_Any_NEON(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int pix);
+void BGRAToUVRow_Any_NEON(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ABGRToUVRow_Any_NEON(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RGBAToUVRow_Any_NEON(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RGB24ToUVRow_Any_NEON(const uint8* src_rgb24, int src_stride_rgb24,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RAWToUVRow_Any_NEON(const uint8* src_raw, int src_stride_raw,
+ uint8* dst_u, uint8* dst_v, int pix);
+void RGB565ToUVRow_Any_NEON(const uint8* src_rgb565, int src_stride_rgb565,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGB1555ToUVRow_Any_NEON(const uint8* src_argb1555,
+ int src_stride_argb1555,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGB4444ToUVRow_Any_NEON(const uint8* src_argb4444,
+ int src_stride_argb4444,
+ uint8* dst_u, uint8* dst_v, int pix);
+void ARGBToUVRow_C(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUVJRow_C(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void BGRAToUVRow_C(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int width);
+void ABGRToUVRow_C(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int width);
+void RGBAToUVRow_C(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int width);
+void RGB24ToUVRow_C(const uint8* src_rgb24, int src_stride_rgb24,
+ uint8* dst_u, uint8* dst_v, int width);
+void RAWToUVRow_C(const uint8* src_raw, int src_stride_raw,
+ uint8* dst_u, uint8* dst_v, int width);
+void RGB565ToUVRow_C(const uint8* src_rgb565, int src_stride_rgb565,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGB1555ToUVRow_C(const uint8* src_argb1555, int src_stride_argb1555,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGB4444ToUVRow_C(const uint8* src_argb4444, int src_stride_argb4444,
+ uint8* dst_u, uint8* dst_v, int width);
+
+void ARGBToUV444Row_SSSE3(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV444Row_Unaligned_SSSE3(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV444Row_Any_SSSE3(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+
+void ARGBToUV422Row_SSSE3(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV422Row_Unaligned_SSSE3(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV422Row_Any_SSSE3(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+
+void ARGBToUV444Row_C(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV422Row_C(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+void ARGBToUV411Row_C(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width);
+
+void MirrorRow_AVX2(const uint8* src, uint8* dst, int width);
+void MirrorRow_SSSE3(const uint8* src, uint8* dst, int width);
+void MirrorRow_SSE2(const uint8* src, uint8* dst, int width);
+void MirrorRow_NEON(const uint8* src, uint8* dst, int width);
+void MirrorRow_MIPS_DSPR2(const uint8* src, uint8* dst, int width);
+void MirrorRow_C(const uint8* src, uint8* dst, int width);
+
+void MirrorUVRow_SSSE3(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width);
+void MirrorUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width);
+void MirrorUVRow_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width);
+void MirrorUVRow_C(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width);
+
+void ARGBMirrorRow_AVX2(const uint8* src, uint8* dst, int width);
+void ARGBMirrorRow_SSSE3(const uint8* src, uint8* dst, int width);
+void ARGBMirrorRow_NEON(const uint8* src, uint8* dst, int width);
+void ARGBMirrorRow_C(const uint8* src, uint8* dst, int width);
+
+void SplitUVRow_C(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix);
+void SplitUVRow_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix);
+void SplitUVRow_AVX2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix);
+void SplitUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix);
+void SplitUVRow_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix);
+void SplitUVRow_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix);
+void SplitUVRow_Unaligned_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u,
+ uint8* dst_v, int pix);
+void SplitUVRow_Any_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix);
+void SplitUVRow_Any_AVX2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix);
+void SplitUVRow_Any_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix);
+void SplitUVRow_Any_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix);
+
+void MergeUVRow_C(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+void MergeUVRow_SSE2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+void MergeUVRow_AVX2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+void MergeUVRow_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+void MergeUVRow_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
+ uint8* dst_uv, int width);
+void MergeUVRow_Any_SSE2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+void MergeUVRow_Any_AVX2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+void MergeUVRow_Any_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width);
+
+void CopyRow_SSE2(const uint8* src, uint8* dst, int count);
+void CopyRow_ERMS(const uint8* src, uint8* dst, int count);
+void CopyRow_X86(const uint8* src, uint8* dst, int count);
+void CopyRow_NEON(const uint8* src, uint8* dst, int count);
+void CopyRow_MIPS(const uint8* src, uint8* dst, int count);
+void CopyRow_C(const uint8* src, uint8* dst, int count);
+
+void CopyRow_16_C(const uint16* src, uint16* dst, int count);
+
+void ARGBCopyAlphaRow_C(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBCopyAlphaRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBCopyAlphaRow_AVX2(const uint8* src_argb, uint8* dst_argb, int width);
+
+void ARGBCopyYToAlphaRow_C(const uint8* src_y, uint8* dst_argb, int width);
+void ARGBCopyYToAlphaRow_SSE2(const uint8* src_y, uint8* dst_argb, int width);
+void ARGBCopyYToAlphaRow_AVX2(const uint8* src_y, uint8* dst_argb, int width);
+
+void SetRow_X86(uint8* dst, uint32 v32, int count);
+void ARGBSetRows_X86(uint8* dst, uint32 v32, int width,
+ int dst_stride, int height);
+void SetRow_NEON(uint8* dst, uint32 v32, int count);
+void ARGBSetRows_NEON(uint8* dst, uint32 v32, int width,
+ int dst_stride, int height);
+void SetRow_C(uint8* dst, uint32 v32, int count);
+void ARGBSetRows_C(uint8* dst, uint32 v32, int width, int dst_stride,
+ int height);
+
+// ARGBShufflers for BGRAToARGB etc.
+void ARGBShuffleRow_C(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_SSE2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_AVX2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_NEON(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_Any_SSE2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_Any_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_Any_AVX2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+void ARGBShuffleRow_Any_NEON(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix);
+
+void RGB24ToARGBRow_SSSE3(const uint8* src_rgb24, uint8* dst_argb, int pix);
+void RAWToARGBRow_SSSE3(const uint8* src_raw, uint8* dst_argb, int pix);
+void RGB565ToARGBRow_SSE2(const uint8* src_rgb565, uint8* dst_argb, int pix);
+void ARGB1555ToARGBRow_SSE2(const uint8* src_argb1555, uint8* dst_argb,
+ int pix);
+void ARGB4444ToARGBRow_SSE2(const uint8* src_argb4444, uint8* dst_argb,
+ int pix);
+
+void RGB24ToARGBRow_NEON(const uint8* src_rgb24, uint8* dst_argb, int pix);
+void RAWToARGBRow_NEON(const uint8* src_raw, uint8* dst_argb, int pix);
+void RGB565ToARGBRow_NEON(const uint8* src_rgb565, uint8* dst_argb, int pix);
+void ARGB1555ToARGBRow_NEON(const uint8* src_argb1555, uint8* dst_argb,
+ int pix);
+void ARGB4444ToARGBRow_NEON(const uint8* src_argb4444, uint8* dst_argb,
+ int pix);
+void RGB24ToARGBRow_C(const uint8* src_rgb24, uint8* dst_argb, int pix);
+void RAWToARGBRow_C(const uint8* src_raw, uint8* dst_argb, int pix);
+void RGB565ToARGBRow_C(const uint8* src_rgb, uint8* dst_argb, int pix);
+void ARGB1555ToARGBRow_C(const uint8* src_argb, uint8* dst_argb, int pix);
+void ARGB4444ToARGBRow_C(const uint8* src_argb, uint8* dst_argb, int pix);
+void RGB24ToARGBRow_Any_SSSE3(const uint8* src_rgb24, uint8* dst_argb, int pix);
+void RAWToARGBRow_Any_SSSE3(const uint8* src_raw, uint8* dst_argb, int pix);
+void RGB565ToARGBRow_Any_SSE2(const uint8* src_rgb565, uint8* dst_argb,
+ int pix);
+void ARGB1555ToARGBRow_Any_SSE2(const uint8* src_argb1555, uint8* dst_argb,
+ int pix);
+void ARGB4444ToARGBRow_Any_SSE2(const uint8* src_argb4444, uint8* dst_argb,
+ int pix);
+void RGB24ToARGBRow_Any_NEON(const uint8* src_rgb24, uint8* dst_argb, int pix);
+void RAWToARGBRow_Any_NEON(const uint8* src_raw, uint8* dst_argb, int pix);
+void RGB565ToARGBRow_Any_NEON(const uint8* src_rgb565, uint8* dst_argb,
+ int pix);
+void ARGB1555ToARGBRow_Any_NEON(const uint8* src_argb1555, uint8* dst_argb,
+ int pix);
+void ARGB4444ToARGBRow_Any_NEON(const uint8* src_argb4444, uint8* dst_argb,
+ int pix);
+
+void ARGBToRGB24Row_SSSE3(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRAWRow_SSSE3(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRGB565Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB1555Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB4444Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix);
+
+void ARGBToRGB24Row_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRAWRow_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRGB565Row_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB1555Row_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB4444Row_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+
+void ARGBToRGBARow_C(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRGB24Row_C(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRAWRow_C(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRGB565Row_C(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB1555Row_C(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB4444Row_C(const uint8* src_argb, uint8* dst_rgb, int pix);
+
+void I400ToARGBRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
+void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
+void I400ToARGBRow_NEON(const uint8* src_y, uint8* dst_argb, int pix);
+void I400ToARGBRow_C(const uint8* src_y, uint8* dst_argb, int pix);
+void I400ToARGBRow_Any_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
+void I400ToARGBRow_Any_NEON(const uint8* src_y, uint8* dst_argb, int pix);
+
+void I444ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I411ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void NV12ToARGBRow_C(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToRGB565Row_C(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void NV12ToRGB565Row_C(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToARGBRow_C(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void YUY2ToARGBRow_C(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width);
+void UYVYToARGBRow_C(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_bgra,
+ int width);
+void I422ToABGRRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_abgr,
+ int width);
+void I422ToRGBARow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToRGB24Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb24,
+ int width);
+void I422ToRAWRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_raw,
+ int width);
+void I422ToARGB4444Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb4444,
+ int width);
+void I422ToARGB1555Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb4444,
+ int width);
+void I422ToRGB565Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb565,
+ int width);
+void YToARGBRow_C(const uint8* src_y,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_AVX2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I444ToARGBRow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I411ToARGBRow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void NV12ToARGBRow_SSSE3(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToARGBRow_SSSE3(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void NV12ToRGB565Row_SSSE3(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToRGB565Row_SSSE3(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void YUY2ToARGBRow_SSSE3(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width);
+void UYVYToARGBRow_SSSE3(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_bgra,
+ int width);
+void I422ToABGRRow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_abgr,
+ int width);
+void I422ToRGBARow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToARGB4444Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGB1555Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToRGB565Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+// RGB24/RAW are unaligned.
+void I422ToRGB24Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb24,
+ int width);
+void I422ToRAWRow_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_raw,
+ int width);
+
+void I444ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I411ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void NV12ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void YUY2ToARGBRow_Unaligned_SSSE3(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width);
+void UYVYToARGBRow_Unaligned_SSSE3(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_bgra,
+ int width);
+void I422ToABGRRow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_abgr,
+ int width);
+void I422ToRGBARow_Unaligned_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToARGBRow_Any_AVX2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I444ToARGBRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I411ToARGBRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void NV12ToARGBRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToARGBRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void NV12ToRGB565Row_Any_SSSE3(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToRGB565Row_Any_SSSE3(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_argb,
+ int width);
+void YUY2ToARGBRow_Any_SSSE3(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width);
+void UYVYToARGBRow_Any_SSSE3(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_bgra,
+ int width);
+void I422ToABGRRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_abgr,
+ int width);
+void I422ToRGBARow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToARGB4444Row_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToARGB1555Row_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+void I422ToRGB565Row_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width);
+// RGB24/RAW are unaligned.
+void I422ToRGB24Row_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToRAWRow_Any_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void YToARGBRow_SSE2(const uint8* src_y,
+ uint8* dst_argb,
+ int width);
+void YToARGBRow_NEON(const uint8* src_y,
+ uint8* dst_argb,
+ int width);
+void YToARGBRow_Any_SSE2(const uint8* src_y,
+ uint8* dst_argb,
+ int width);
+void YToARGBRow_Any_NEON(const uint8* src_y,
+ uint8* dst_argb,
+ int width);
+
+// ARGB preattenuated alpha blend.
+void ARGBBlendRow_SSSE3(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBBlendRow_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBBlendRow_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBBlendRow_C(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+
+// ARGB multiply images. Same API as Blend, but these require
+// pointer and width alignment for SSE2.
+void ARGBMultiplyRow_C(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBMultiplyRow_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBMultiplyRow_Any_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBMultiplyRow_AVX2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBMultiplyRow_Any_AVX2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBMultiplyRow_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBMultiplyRow_Any_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+
+// ARGB add images.
+void ARGBAddRow_C(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBAddRow_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBAddRow_Any_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBAddRow_AVX2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBAddRow_Any_AVX2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBAddRow_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBAddRow_Any_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+
+// ARGB subtract images. Same API as Blend, but these require
+// pointer and width alignment for SSE2.
+void ARGBSubtractRow_C(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBSubtractRow_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBSubtractRow_Any_SSE2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBSubtractRow_AVX2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBSubtractRow_Any_AVX2(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBSubtractRow_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+void ARGBSubtractRow_Any_NEON(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width);
+
+void ARGBToRGB24Row_Any_SSSE3(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRAWRow_Any_SSSE3(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRGB565Row_Any_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB1555Row_Any_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB4444Row_Any_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix);
+
+void ARGBToRGB24Row_Any_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRAWRow_Any_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToRGB565Row_Any_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB1555Row_Any_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+void ARGBToARGB4444Row_Any_NEON(const uint8* src_argb, uint8* dst_rgb, int pix);
+
+void I444ToARGBRow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I411ToARGBRow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToABGRRow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToRGBARow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToRGB24Row_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToRAWRow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGB4444Row_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGB1555Row_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToRGB565Row_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void NV12ToARGBRow_Any_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToARGBRow_Any_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV12ToRGB565Row_Any_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void NV21ToRGB565Row_Any_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width);
+void YUY2ToARGBRow_Any_NEON(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width);
+void UYVYToARGBRow_Any_NEON(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_MIPS_DSPR2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_MIPS_DSPR2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToABGRRow_MIPS_DSPR2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToARGBRow_MIPS_DSPR2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToBGRARow_MIPS_DSPR2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+void I422ToABGRRow_MIPS_DSPR2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width);
+
+void YUY2ToYRow_AVX2(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_AVX2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_AVX2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_SSE2(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_SSE2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
+ uint8* dst_y, int pix);
+void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_NEON(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_NEON(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_NEON(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_C(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_C(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_C(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_Any_AVX2(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_Any_AVX2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_Any_AVX2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_Any_SSE2(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_Any_SSE2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_Any_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToYRow_Any_NEON(const uint8* src_yuy2, uint8* dst_y, int pix);
+void YUY2ToUVRow_Any_NEON(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void YUY2ToUV422Row_Any_NEON(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_AVX2(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_AVX2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_AVX2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_SSE2(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
+ uint8* dst_y, int pix);
+void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_AVX2(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_AVX2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_AVX2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_NEON(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_NEON(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_NEON(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+
+void UYVYToYRow_C(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_C(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_C(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_Any_AVX2(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_Any_AVX2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_Any_AVX2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_Any_SSE2(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_Any_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_Any_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToYRow_Any_NEON(const uint8* src_uyvy, uint8* dst_y, int pix);
+void UYVYToUVRow_Any_NEON(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+void UYVYToUV422Row_Any_NEON(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix);
+
+void HalfRow_C(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix);
+void HalfRow_SSE2(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix);
+void HalfRow_AVX2(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix);
+void HalfRow_NEON(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix);
+
+void HalfRow_16_C(const uint16* src_uv, int src_uv_stride,
+ uint16* dst_uv, int pix);
+
+void ARGBToBayerRow_C(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix);
+void ARGBToBayerRow_SSSE3(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix);
+void ARGBToBayerRow_NEON(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix);
+void ARGBToBayerRow_Any_SSSE3(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix);
+void ARGBToBayerRow_Any_NEON(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix);
+void ARGBToBayerGGRow_C(const uint8* src_argb, uint8* dst_bayer,
+ uint32 /* selector */, int pix);
+void ARGBToBayerGGRow_SSE2(const uint8* src_argb, uint8* dst_bayer,
+ uint32 /* selector */, int pix);
+void ARGBToBayerGGRow_NEON(const uint8* src_argb, uint8* dst_bayer,
+ uint32 /* selector */, int pix);
+void ARGBToBayerGGRow_Any_SSE2(const uint8* src_argb, uint8* dst_bayer,
+ uint32 /* selector */, int pix);
+void ARGBToBayerGGRow_Any_NEON(const uint8* src_argb, uint8* dst_bayer,
+ uint32 /* selector */, int pix);
+
+void I422ToYUY2Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_yuy2, int width);
+void I422ToUYVYRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_uyvy, int width);
+void I422ToYUY2Row_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_yuy2, int width);
+void I422ToUYVYRow_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_uyvy, int width);
+void I422ToYUY2Row_Any_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_yuy2, int width);
+void I422ToUYVYRow_Any_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_uyvy, int width);
+void I422ToYUY2Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_yuy2, int width);
+void I422ToUYVYRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_uyvy, int width);
+void I422ToYUY2Row_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_yuy2, int width);
+void I422ToUYVYRow_Any_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_uyvy, int width);
+
+// Effects related row functions.
+void ARGBAttenuateRow_C(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBAttenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBAttenuateRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBAttenuateRow_AVX2(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBAttenuateRow_NEON(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBAttenuateRow_Any_SSE2(const uint8* src_argb, uint8* dst_argb,
+ int width);
+void ARGBAttenuateRow_Any_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ int width);
+void ARGBAttenuateRow_Any_AVX2(const uint8* src_argb, uint8* dst_argb,
+ int width);
+void ARGBAttenuateRow_Any_NEON(const uint8* src_argb, uint8* dst_argb,
+ int width);
+
+// Inverse table for unattenuate, shared by C and SSE2.
+extern const uint32 fixed_invtbl8[256];
+void ARGBUnattenuateRow_C(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBUnattenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBUnattenuateRow_AVX2(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBUnattenuateRow_Any_SSE2(const uint8* src_argb, uint8* dst_argb,
+ int width);
+void ARGBUnattenuateRow_Any_AVX2(const uint8* src_argb, uint8* dst_argb,
+ int width);
+
+void ARGBGrayRow_C(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBGrayRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width);
+void ARGBGrayRow_NEON(const uint8* src_argb, uint8* dst_argb, int width);
+
+void ARGBSepiaRow_C(uint8* dst_argb, int width);
+void ARGBSepiaRow_SSSE3(uint8* dst_argb, int width);
+void ARGBSepiaRow_NEON(uint8* dst_argb, int width);
+
+void ARGBColorMatrixRow_C(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width);
+void ARGBColorMatrixRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width);
+void ARGBColorMatrixRow_NEON(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width);
+
+void ARGBColorTableRow_C(uint8* dst_argb, const uint8* table_argb, int width);
+void ARGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb, int width);
+
+void RGBColorTableRow_C(uint8* dst_argb, const uint8* table_argb, int width);
+void RGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb, int width);
+
+void ARGBQuantizeRow_C(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width);
+void ARGBQuantizeRow_SSE2(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width);
+void ARGBQuantizeRow_NEON(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width);
+
+void ARGBShadeRow_C(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value);
+void ARGBShadeRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value);
+void ARGBShadeRow_NEON(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value);
+
+// Used for blur.
+void CumulativeSumToAverageRow_SSE2(const int32* topleft, const int32* botleft,
+ int width, int area, uint8* dst, int count);
+void ComputeCumulativeSumRow_SSE2(const uint8* row, int32* cumsum,
+ const int32* previous_cumsum, int width);
+
+void CumulativeSumToAverageRow_C(const int32* topleft, const int32* botleft,
+ int width, int area, uint8* dst, int count);
+void ComputeCumulativeSumRow_C(const uint8* row, int32* cumsum,
+ const int32* previous_cumsum, int width);
+
+LIBYUV_API
+void ARGBAffineRow_C(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* uv_dudv, int width);
+LIBYUV_API
+void ARGBAffineRow_SSE2(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* uv_dudv, int width);
+
+// Used for I420Scale, ARGBScale, and ARGBInterpolate.
+void InterpolateRow_C(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr,
+ int width, int source_y_fraction);
+void InterpolateRow_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_AVX2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_NEON(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRows_MIPS_DSPR2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_Unaligned_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_Unaligned_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_Any_NEON(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_Any_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_Any_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRow_Any_AVX2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+void InterpolateRows_Any_MIPS_DSPR2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride_ptr, int width,
+ int source_y_fraction);
+
+void InterpolateRow_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ ptrdiff_t src_stride_ptr,
+ int width, int source_y_fraction);
+
+// Sobel images.
+void SobelXRow_C(const uint8* src_y0, const uint8* src_y1, const uint8* src_y2,
+ uint8* dst_sobelx, int width);
+void SobelXRow_SSE2(const uint8* src_y0, const uint8* src_y1,
+ const uint8* src_y2, uint8* dst_sobelx, int width);
+void SobelXRow_NEON(const uint8* src_y0, const uint8* src_y1,
+ const uint8* src_y2, uint8* dst_sobelx, int width);
+void SobelYRow_C(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width);
+void SobelYRow_SSE2(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width);
+void SobelYRow_NEON(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width);
+void SobelRow_C(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width);
+void SobelRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width);
+void SobelRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width);
+void SobelToPlaneRow_C(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width);
+void SobelToPlaneRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width);
+void SobelToPlaneRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width);
+void SobelXYRow_C(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width);
+void SobelXYRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width);
+void SobelXYRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width);
+
+void ARGBPolynomialRow_C(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width);
+void ARGBPolynomialRow_SSE2(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width);
+void ARGBPolynomialRow_AVX2(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width);
+
+void ARGBLumaColorTableRow_C(const uint8* src_argb, uint8* dst_argb, int width,
+ const uint8* luma, uint32 lumacoeff);
+void ARGBLumaColorTableRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ int width,
+ const uint8* luma, uint32 lumacoeff);
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
+
+#endif // INCLUDE_LIBYUV_ROW_H_ NOLINT
--- a/third_party/libyuv/include/libyuv/scale.h
+++ b/third_party/libyuv/include/libyuv/scale.h
@@ -1,17 +1,17 @@
/*
- * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
+ * in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
-#ifndef INCLUDE_LIBYUV_SCALE_H_
+#ifndef INCLUDE_LIBYUV_SCALE_H_ // NOLINT
#define INCLUDE_LIBYUV_SCALE_H_
-#include "third_party/libyuv/include/libyuv/basic_types.h"
+#include "basic_types.h"
#ifdef __cplusplus
namespace libyuv {@@ -18,13 +18,28 @@
extern "C" {#endif
-// Supported filtering
-typedef enum {- kFilterNone = 0, // Point sample; Fastest
- kFilterBilinear = 1, // Faster than box, but lower quality scaling down.
- kFilterBox = 2 // Highest quality
+// Supported filtering.
+typedef enum FilterMode {+ kFilterNone = 0, // Point sample; Fastest.
+ kFilterLinear = 1, // Filter horizontally only.
+ kFilterBilinear = 2, // Faster than box, but lower quality scaling down.
+ kFilterBox = 3 // Highest quality.
} FilterModeEnum;
+// Scale a YUV plane.
+LIBYUV_API
+void ScalePlane(const uint8* src, int src_stride,
+ int src_width, int src_height,
+ uint8* dst, int dst_stride,
+ int dst_width, int dst_height,
+ enum FilterMode filtering);
+
+void ScalePlane_16(const uint16* src, int src_stride,
+ int src_width, int src_height,
+ uint16* dst, int dst_stride,
+ int dst_width, int dst_height,
+ enum FilterMode filtering);
+
// Scales a YUV 4:2:0 image from the src width and height to the
// dst width and height.
// If filtering is kFilterNone, a simple nearest-neighbor algorithm is
@@ -35,6 +50,7 @@
// quality image, at further expense of speed.
// Returns 0 if successful.
+LIBYUV_API
int I420Scale(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
@@ -43,9 +59,22 @@
uint8* dst_u, int dst_stride_u,
uint8* dst_v, int dst_stride_v,
int dst_width, int dst_height,
- FilterModeEnum filtering);
+ enum FilterMode filtering);
-// Legacy API. Deprecated
+LIBYUV_API
+int I420Scale_16(const uint16* src_y, int src_stride_y,
+ const uint16* src_u, int src_stride_u,
+ const uint16* src_v, int src_stride_v,
+ int src_width, int src_height,
+ uint16* dst_y, int dst_stride_y,
+ uint16* dst_u, int dst_stride_u,
+ uint16* dst_v, int dst_stride_v,
+ int dst_width, int dst_height,
+ enum FilterMode filtering);
+
+#ifdef __cplusplus
+// Legacy API. Deprecated.
+LIBYUV_API
int Scale(const uint8* src_y, const uint8* src_u, const uint8* src_v,
int src_stride_y, int src_stride_u, int src_stride_v,
int src_width, int src_height,
@@ -52,15 +81,18 @@
uint8* dst_y, uint8* dst_u, uint8* dst_v,
int dst_stride_y, int dst_stride_u, int dst_stride_v,
int dst_width, int dst_height,
- int interpolate);
+ LIBYUV_BOOL interpolate);
-// Legacy API. Deprecated
-int ScaleOffset(const uint8* src, int src_width, int src_height,
- uint8* dst, int dst_width, int dst_height, int dst_yoffset,
- int interpolate);
+// Legacy API. Deprecated.
+LIBYUV_API
+int ScaleOffset(const uint8* src_i420, int src_width, int src_height,
+ uint8* dst_i420, int dst_width, int dst_height, int dst_yoffset,
+ LIBYUV_BOOL interpolate);
-// For testing, allow disabling of optimizations.
-void SetUseReferenceImpl(int use);
+// For testing, allow disabling of specialized scalers.
+LIBYUV_API
+void SetUseReferenceImpl(LIBYUV_BOOL use);
+#endif // __cplusplus
#ifdef __cplusplus
} // extern "C"
@@ -67,4 +99,4 @@
} // namespace libyuv
#endif
-#endif // INCLUDE_LIBYUV_SCALE_H_
+#endif // INCLUDE_LIBYUV_SCALE_H_ NOLINT
--- /dev/null
+++ b/third_party/libyuv/include/libyuv/scale_row.h
@@ -1,0 +1,341 @@
+/*
+ * Copyright 2013 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef INCLUDE_LIBYUV_SCALE_ROW_H_ // NOLINT
+#define INCLUDE_LIBYUV_SCALE_ROW_H_
+
+#include "basic_types.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+#if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
+ defined(TARGET_IPHONE_SIMULATOR)
+#define LIBYUV_DISABLE_X86
+#endif
+
+// The following are available on all x86 platforms:
+#if !defined(LIBYUV_DISABLE_X86) && \
+ (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__))
+#define HAS_SCALEROWDOWN2_SSE2
+#define HAS_SCALEROWDOWN4_SSE2
+#define HAS_SCALEROWDOWN34_SSSE3
+#define HAS_SCALEROWDOWN38_SSSE3
+#define HAS_SCALEADDROWS_SSE2
+#define HAS_SCALEFILTERCOLS_SSSE3
+#define HAS_SCALECOLSUP2_SSE2
+#define HAS_SCALEARGBROWDOWN2_SSE2
+#define HAS_SCALEARGBROWDOWNEVEN_SSE2
+#define HAS_SCALEARGBCOLS_SSE2
+#define HAS_SCALEARGBFILTERCOLS_SSSE3
+#define HAS_SCALEARGBCOLSUP2_SSE2
+#define HAS_FIXEDDIV_X86
+#define HAS_FIXEDDIV1_X86
+#endif
+
+// The following are available on Neon platforms:
+#if !defined(LIBYUV_DISABLE_NEON) && !defined(__native_client__) && \
+ (defined(__ARM_NEON__) || defined(LIBYUV_NEON))
+#define HAS_SCALEROWDOWN2_NEON
+#define HAS_SCALEROWDOWN4_NEON
+#define HAS_SCALEROWDOWN34_NEON
+#define HAS_SCALEROWDOWN38_NEON
+#define HAS_SCALEARGBROWDOWNEVEN_NEON
+#define HAS_SCALEARGBROWDOWN2_NEON
+#endif
+
+// The following are available on Mips platforms:
+#if !defined(LIBYUV_DISABLE_MIPS) && !defined(__native_client__) && \
+ defined(__mips__) && defined(__mips_dsp) && (__mips_dsp_rev >= 2)
+#define HAS_SCALEROWDOWN2_MIPS_DSPR2
+#define HAS_SCALEROWDOWN4_MIPS_DSPR2
+#define HAS_SCALEROWDOWN34_MIPS_DSPR2
+#define HAS_SCALEROWDOWN38_MIPS_DSPR2
+#endif
+
+// Scale ARGB vertically with bilinear interpolation.
+void ScalePlaneVertical(int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_argb, uint8* dst_argb,
+ int x, int y, int dy,
+ int bpp, enum FilterMode filtering);
+
+void ScalePlaneVertical_16(int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_argb, uint16* dst_argb,
+ int x, int y, int dy,
+ int wpp, enum FilterMode filtering);
+
+// Simplify the filtering based on scale factors.
+enum FilterMode ScaleFilterReduce(int src_width, int src_height,
+ int dst_width, int dst_height,
+ enum FilterMode filtering);
+
+// Divide num by div and return as 16.16 fixed point result.
+int FixedDiv_C(int num, int div);
+int FixedDiv_X86(int num, int div);
+// Divide num - 1 by div - 1 and return as 16.16 fixed point result.
+int FixedDiv1_C(int num, int div);
+int FixedDiv1_X86(int num, int div);
+#ifdef HAS_FIXEDDIV_X86
+#define FixedDiv FixedDiv_X86
+#define FixedDiv1 FixedDiv1_X86
+#else
+#define FixedDiv FixedDiv_C
+#define FixedDiv1 FixedDiv1_C
+#endif
+
+// Compute slope values for stepping.
+void ScaleSlope(int src_width, int src_height,
+ int dst_width, int dst_height,
+ enum FilterMode filtering,
+ int* x, int* y, int* dx, int* dy);
+
+void ScaleRowDown2_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown2_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown2Linear_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown2Linear_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown2Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown2Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown4_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown4_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown4Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown4Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown34_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown34_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown34_0_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width);
+void ScaleRowDown34_0_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* d, int dst_width);
+void ScaleRowDown34_1_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width);
+void ScaleRowDown34_1_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* d, int dst_width);
+void ScaleCols_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleCols_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleColsUp2_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int, int);
+void ScaleColsUp2_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int, int);
+void ScaleFilterCols_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleFilterCols_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleFilterCols64_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleFilterCols64_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleRowDown38_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown38_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width);
+void ScaleRowDown38_3_Box_C(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown38_3_Box_16_C(const uint16* src_ptr,
+ ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width);
+void ScaleRowDown38_2_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown38_2_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width);
+void ScaleAddRows_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int src_width, int src_height);
+void ScaleAddRows_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint32* dst_ptr, int src_width, int src_height);
+void ScaleARGBRowDown2_C(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDown2Linear_C(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDown2Box_C(const uint8* src_argb, ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDownEven_C(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDownEvenBox_C(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBCols_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+void ScaleARGBCols64_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+void ScaleARGBColsUp2_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int, int);
+void ScaleARGBFilterCols_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+void ScaleARGBFilterCols64_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+
+void ScaleRowDown2_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown2Linear_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown2Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown2_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown2Linear_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown2Box_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown4_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown4Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown34_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown34_1_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown34_0_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown38_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown38_3_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown38_2_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleAddRows_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int src_width,
+ int src_height);
+void ScaleFilterCols_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleColsUp2_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx);
+void ScaleARGBRowDown2_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDown2Linear_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDown2Box_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDownEven_SSE2(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDownEvenBox_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBCols_SSE2(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+void ScaleARGBFilterCols_SSSE3(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+void ScaleARGBColsUp2_SSE2(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx);
+// Row functions.
+void ScaleARGBRowDownEven_NEON(const uint8* src_argb, int src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDownEvenBox_NEON(const uint8* src_argb, int src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width);
+void ScaleARGBRowDown2_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleARGBRowDown2Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+
+// ScaleRowDown2Box also used by planar functions
+// NEON downscalers with interpolation.
+
+// Note - not static due to reuse in convert for 444 to 420.
+void ScaleRowDown2_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+
+void ScaleRowDown2Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+
+void ScaleRowDown4_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown4Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+
+// Down scale from 4 to 3 pixels. Use the neon multilane read/write
+// to load up the every 4th pixel into a 4 different registers.
+// Point samples 32 pixels to 24 pixels.
+void ScaleRowDown34_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown34_0_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown34_1_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+
+// 32 -> 12
+void ScaleRowDown38_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+// 32x3 -> 12x1
+void ScaleRowDown38_3_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+// 32x2 -> 12x1
+void ScaleRowDown38_2_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+
+void ScaleRowDown2_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown2Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown4_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown4Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown34_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown34_0_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width);
+void ScaleRowDown34_1_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width);
+void ScaleRowDown38_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width);
+void ScaleRowDown38_2_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+void ScaleRowDown38_3_Box_MIPS_DSPR2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
+
+#endif // INCLUDE_LIBYUV_SCALE_ROW_H_ NOLINT
--- a/third_party/libyuv/source/cpu_id.c
+++ /dev/null
@@ -1,81 +1,0 @@
-/*
- * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "third_party/libyuv/include/libyuv/cpu_id.h"
-
-#ifdef _MSC_VER
-#include <intrin.h>
-#endif
-#ifdef __ANDROID__
-#include <cpu-features.h>
-#endif
-
-#include "third_party/libyuv/include/libyuv/basic_types.h" // for CPU_X86
-
-// TODO(fbarchard): Use cpuid.h when gcc 4.4 is used on OSX and Linux.
-#if (defined(__pic__) || defined(__APPLE__)) && defined(__i386__)
-static inline void __cpuid(int cpu_info[4], int info_type) {- asm volatile (
- "mov %%ebx, %%edi \n"
- "cpuid \n"
- "xchg %%edi, %%ebx \n"
- : "=a"(cpu_info[0]), "=D"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3])
- : "a"(info_type)
- );
-}
-#elif defined(__i386__) || defined(__x86_64__)
-static inline void __cpuid(int cpu_info[4], int info_type) {- asm volatile (
- "cpuid \n"
- : "=a"(cpu_info[0]), "=b"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3])
- : "a"(info_type)
- );
-}
-#endif
-
-#ifdef __cplusplus
-namespace libyuv {-extern "C" {-#endif
-
-// CPU detect function for SIMD instruction sets.
-int cpu_info_ = 0;
-
-int InitCpuFlags() {-#ifdef CPU_X86
- int cpu_info[4];
- __cpuid(cpu_info, 1);
- cpu_info_ = (cpu_info[3] & 0x04000000 ? kCpuHasSSE2 : 0) |
- (cpu_info[2] & 0x00000200 ? kCpuHasSSSE3 : 0) |
- kCpuInitialized;
-#elif defined(__ANDROID__) && defined(__ARM_NEON__)
- uint64_t features = android_getCpuFeatures();
- cpu_info_ = ((features & ANDROID_CPU_ARM_FEATURE_NEON) ? kCpuHasNEON : 0) |
- kCpuInitialized;
-#elif defined(__ARM_NEON__)
- // gcc -mfpu=neon defines __ARM_NEON__
- // Enable Neon if you want support for Neon and Arm, and use MaskCpuFlags
- // to disable Neon on devices that do not have it.
- cpu_info_ = kCpuHasNEON | kCpuInitialized;
-#else
- cpu_info_ = kCpuInitialized;
-#endif
- return cpu_info_;
-}
-
-void MaskCpuFlags(int enable_flags) {- InitCpuFlags();
- cpu_info_ = (cpu_info_ & enable_flags) | kCpuInitialized;
-}
-
-#ifdef __cplusplus
-} // extern "C"
-} // namespace libyuv
-#endif
--- /dev/null
+++ b/third_party/libyuv/source/cpu_id.cc
@@ -1,0 +1,283 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/cpu_id.h"
+
+#ifdef _MSC_VER
+#include <intrin.h> // For __cpuidex()
+#endif
+#if !defined(__pnacl__) && !defined(__CLR_VER) && \
+ !defined(__native_client__) && defined(_M_X64) && \
+ defined(_MSC_VER) && (_MSC_FULL_VER >= 160040219)
+#include <immintrin.h> // For _xgetbv()
+#endif
+
+#if !defined(__native_client__)
+#include <stdlib.h> // For getenv()
+#endif
+
+// For ArmCpuCaps() but unittested on all platforms
+#include <stdio.h>
+#include <string.h>
+
+#include "third_party/libyuv/include/libyuv/basic_types.h" // For CPU_X86
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// For functions that use the stack and have runtime checks for overflow,
+// use SAFEBUFFERS to avoid additional check.
+#if defined(_MSC_VER) && (_MSC_FULL_VER >= 160040219)
+#define SAFEBUFFERS __declspec(safebuffers)
+#else
+#define SAFEBUFFERS
+#endif
+
+// Low level cpuid for X86. Returns zeros on other CPUs.
+#if !defined(__pnacl__) && !defined(__CLR_VER) && \
+ (defined(_M_IX86) || defined(_M_X64) || \
+ defined(__i386__) || defined(__x86_64__))
+LIBYUV_API
+void CpuId(uint32 info_eax, uint32 info_ecx, uint32* cpu_info) {+#if defined(_MSC_VER)
+#if (_MSC_FULL_VER >= 160040219)
+ __cpuidex((int*)(cpu_info), info_eax, info_ecx);
+#elif defined(_M_IX86)
+ __asm {+ mov eax, info_eax
+ mov ecx, info_ecx
+ mov edi, cpu_info
+ cpuid
+ mov [edi], eax
+ mov [edi + 4], ebx
+ mov [edi + 8], ecx
+ mov [edi + 12], edx
+ }
+#else
+ if (info_ecx == 0) {+ __cpuid((int*)(cpu_info), info_eax);
+ } else {+ cpu_info[3] = cpu_info[2] = cpu_info[1] = cpu_info[0] = 0;
+ }
+#endif
+#else // defined(_MSC_VER)
+ uint32 info_ebx, info_edx;
+ asm volatile ( // NOLINT
+#if defined( __i386__) && defined(__PIC__)
+ // Preserve ebx for fpic 32 bit.
+ "mov %%ebx, %%edi \n"
+ "cpuid \n"
+ "xchg %%edi, %%ebx \n"
+ : "=D" (info_ebx),
+#else
+ "cpuid \n"
+ : "=b" (info_ebx),
+#endif // defined( __i386__) && defined(__PIC__)
+ "+a" (info_eax), "+c" (info_ecx), "=d" (info_edx));
+ cpu_info[0] = info_eax;
+ cpu_info[1] = info_ebx;
+ cpu_info[2] = info_ecx;
+ cpu_info[3] = info_edx;
+#endif // defined(_MSC_VER)
+}
+
+#if !defined(__native_client__)
+#define HAS_XGETBV
+// X86 CPUs have xgetbv to detect OS saves high parts of ymm registers.
+int TestOsSaveYmm() {+ uint32 xcr0 = 0u;
+#if defined(_MSC_VER) && (_MSC_FULL_VER >= 160040219)
+ xcr0 = (uint32)(_xgetbv(0)); // VS2010 SP1 required.
+#elif defined(_M_IX86)
+ __asm {+ xor ecx, ecx // xcr 0
+ _asm _emit 0x0f _asm _emit 0x01 _asm _emit 0xd0 // For VS2010 and earlier.
+ mov xcr0, eax
+ }
+#elif defined(__i386__) || defined(__x86_64__)
+ asm(".byte 0x0f, 0x01, 0xd0" : "=a" (xcr0) : "c" (0) : "%edx");+#endif // defined(_MSC_VER)
+ return((xcr0 & 6) == 6); // Is ymm saved?
+}
+#endif // !defined(__native_client__)
+#else
+LIBYUV_API
+void CpuId(uint32 eax, uint32 ecx, uint32* cpu_info) {+ cpu_info[0] = cpu_info[1] = cpu_info[2] = cpu_info[3] = 0;
+}
+#endif
+
+// based on libvpx arm_cpudetect.c
+// For Arm, but public to allow testing on any CPU
+LIBYUV_API SAFEBUFFERS
+int ArmCpuCaps(const char* cpuinfo_name) {+ char cpuinfo_line[512];
+ FILE* f = fopen(cpuinfo_name, "r");
+ if (!f) {+ // Assume Neon if /proc/cpuinfo is unavailable.
+ // This will occur for Chrome sandbox for Pepper or Render process.
+ return kCpuHasNEON;
+ }
+ while (fgets(cpuinfo_line, sizeof(cpuinfo_line) - 1, f)) {+ if (memcmp(cpuinfo_line, "Features", 8) == 0) {+ char* p = strstr(cpuinfo_line, " neon");
+ if (p && (p[5] == ' ' || p[5] == '\n')) {+ fclose(f);
+ return kCpuHasNEON;
+ }
+ }
+ }
+ fclose(f);
+ return 0;
+}
+
+#if defined(__mips__) && defined(__linux__)
+static int MipsCpuCaps(const char* search_string) {+ char cpuinfo_line[512];
+ const char* file_name = "/proc/cpuinfo";
+ FILE* f = fopen(file_name, "r");
+ if (!f) {+ // Assume DSP if /proc/cpuinfo is unavailable.
+ // This will occur for Chrome sandbox for Pepper or Render process.
+ return kCpuHasMIPS_DSP;
+ }
+ while (fgets(cpuinfo_line, sizeof(cpuinfo_line) - 1, f) != NULL) {+ if (strstr(cpuinfo_line, search_string) != NULL) {+ fclose(f);
+ return kCpuHasMIPS_DSP;
+ }
+ }
+ fclose(f);
+ return 0;
+}
+#endif
+
+// CPU detect function for SIMD instruction sets.
+LIBYUV_API
+int cpu_info_ = kCpuInit; // cpu_info is not initialized yet.
+
+// Test environment variable for disabling CPU features. Any non-zero value
+// to disable. Zero ignored to make it easy to set the variable on/off.
+#if !defined(__native_client__) && !defined(_M_ARM)
+
+static LIBYUV_BOOL TestEnv(const char* name) {+ const char* var = getenv(name);
+ if (var) {+ if (var[0] != '0') {+ return LIBYUV_TRUE;
+ }
+ }
+ return LIBYUV_FALSE;
+}
+#else // nacl does not support getenv().
+static LIBYUV_BOOL TestEnv(const char*) {+ return LIBYUV_FALSE;
+}
+#endif
+
+LIBYUV_API SAFEBUFFERS
+int InitCpuFlags(void) {+#if !defined(__pnacl__) && !defined(__CLR_VER) && defined(CPU_X86)
+
+ uint32 cpu_info1[4] = { 0, 0, 0, 0 };+ uint32 cpu_info7[4] = { 0, 0, 0, 0 };+ CpuId(1, 0, cpu_info1);
+ CpuId(7, 0, cpu_info7);
+ cpu_info_ = ((cpu_info1[3] & 0x04000000) ? kCpuHasSSE2 : 0) |
+ ((cpu_info1[2] & 0x00000200) ? kCpuHasSSSE3 : 0) |
+ ((cpu_info1[2] & 0x00080000) ? kCpuHasSSE41 : 0) |
+ ((cpu_info1[2] & 0x00100000) ? kCpuHasSSE42 : 0) |
+ ((cpu_info7[1] & 0x00000200) ? kCpuHasERMS : 0) |
+ ((cpu_info1[2] & 0x00001000) ? kCpuHasFMA3 : 0) |
+ kCpuHasX86;
+#ifdef HAS_XGETBV
+ if ((cpu_info1[2] & 0x18000000) == 0x18000000 && // AVX and OSSave
+ TestOsSaveYmm()) { // Saves YMM.+ cpu_info_ |= ((cpu_info7[1] & 0x00000020) ? kCpuHasAVX2 : 0) |
+ kCpuHasAVX;
+ }
+#endif
+ // Environment variable overrides for testing.
+ if (TestEnv("LIBYUV_DISABLE_X86")) {+ cpu_info_ &= ~kCpuHasX86;
+ }
+ if (TestEnv("LIBYUV_DISABLE_SSE2")) {+ cpu_info_ &= ~kCpuHasSSE2;
+ }
+ if (TestEnv("LIBYUV_DISABLE_SSSE3")) {+ cpu_info_ &= ~kCpuHasSSSE3;
+ }
+ if (TestEnv("LIBYUV_DISABLE_SSE41")) {+ cpu_info_ &= ~kCpuHasSSE41;
+ }
+ if (TestEnv("LIBYUV_DISABLE_SSE42")) {+ cpu_info_ &= ~kCpuHasSSE42;
+ }
+ if (TestEnv("LIBYUV_DISABLE_AVX")) {+ cpu_info_ &= ~kCpuHasAVX;
+ }
+ if (TestEnv("LIBYUV_DISABLE_AVX2")) {+ cpu_info_ &= ~kCpuHasAVX2;
+ }
+ if (TestEnv("LIBYUV_DISABLE_ERMS")) {+ cpu_info_ &= ~kCpuHasERMS;
+ }
+ if (TestEnv("LIBYUV_DISABLE_FMA3")) {+ cpu_info_ &= ~kCpuHasFMA3;
+ }
+#elif defined(__mips__) && defined(__linux__)
+ // Linux mips parse text file for dsp detect.
+ cpu_info_ = MipsCpuCaps("dsp"); // set kCpuHasMIPS_DSP.+#if defined(__mips_dspr2)
+ cpu_info_ |= kCpuHasMIPS_DSPR2;
+#endif
+ cpu_info_ |= kCpuHasMIPS;
+
+ if (getenv("LIBYUV_DISABLE_MIPS")) {+ cpu_info_ &= ~kCpuHasMIPS;
+ }
+ if (getenv("LIBYUV_DISABLE_MIPS_DSP")) {+ cpu_info_ &= ~kCpuHasMIPS_DSP;
+ }
+ if (getenv("LIBYUV_DISABLE_MIPS_DSPR2")) {+ cpu_info_ &= ~kCpuHasMIPS_DSPR2;
+ }
+#elif defined(__arm__)
+// gcc -mfpu=neon defines __ARM_NEON__
+// __ARM_NEON__ generates code that requires Neon. NaCL also requires Neon.
+// For Linux, /proc/cpuinfo can be tested but without that assume Neon.
+#if defined(__ARM_NEON__) || defined(__native_client__) || !defined(__linux__)
+ cpu_info_ = kCpuHasNEON;
+#else
+ // Linux arm parse text file for neon detect.
+ cpu_info_ = ArmCpuCaps("/proc/cpuinfo");+#endif
+ cpu_info_ |= kCpuHasARM;
+ if (TestEnv("LIBYUV_DISABLE_NEON")) {+ cpu_info_ &= ~kCpuHasNEON;
+ }
+#endif // __arm__
+ if (TestEnv("LIBYUV_DISABLE_ASM")) {+ cpu_info_ = 0;
+ }
+ return cpu_info_;
+}
+
+LIBYUV_API
+void MaskCpuFlags(int enable_flags) {+ cpu_info_ = InitCpuFlags() & enable_flags;
+}
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/planar_functions.cc
@@ -1,0 +1,2287 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/planar_functions.h"
+
+#include <string.h> // for memset()
+
+#include "third_party/libyuv/include/libyuv/cpu_id.h"
+#ifdef HAVE_JPEG
+#include "third_party/libyuv/include/libyuv/mjpeg_decoder.h"
+#endif
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// Copy a plane of data
+LIBYUV_API
+void CopyPlane(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height) {+ int y;
+ void (*CopyRow)(const uint8* src, uint8* dst, int width) = CopyRow_C;
+ // Coalesce rows.
+ if (src_stride_y == width &&
+ dst_stride_y == width) {+ width *= height;
+ height = 1;
+ src_stride_y = dst_stride_y = 0;
+ }
+#if defined(HAS_COPYROW_X86)
+ if (TestCpuFlag(kCpuHasX86) && IS_ALIGNED(width, 4)) {+ CopyRow = CopyRow_X86;
+ }
+#endif
+#if defined(HAS_COPYROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32) &&
+ IS_ALIGNED(src_y, 16) && IS_ALIGNED(src_stride_y, 16) &&
+ IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ CopyRow = CopyRow_SSE2;
+ }
+#endif
+#if defined(HAS_COPYROW_ERMS)
+ if (TestCpuFlag(kCpuHasERMS)) {+ CopyRow = CopyRow_ERMS;
+ }
+#endif
+#if defined(HAS_COPYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 32)) {+ CopyRow = CopyRow_NEON;
+ }
+#endif
+#if defined(HAS_COPYROW_MIPS)
+ if (TestCpuFlag(kCpuHasMIPS)) {+ CopyRow = CopyRow_MIPS;
+ }
+#endif
+
+ // Copy plane
+ for (y = 0; y < height; ++y) {+ CopyRow(src_y, dst_y, width);
+ src_y += src_stride_y;
+ dst_y += dst_stride_y;
+ }
+}
+
+LIBYUV_API
+void CopyPlane_16(const uint16* src_y, int src_stride_y,
+ uint16* dst_y, int dst_stride_y,
+ int width, int height) {+ int y;
+ void (*CopyRow)(const uint16* src, uint16* dst, int width) = CopyRow_16_C;
+ // Coalesce rows.
+ if (src_stride_y == width &&
+ dst_stride_y == width) {+ width *= height;
+ height = 1;
+ src_stride_y = dst_stride_y = 0;
+ }
+#if defined(HAS_COPYROW_16_X86)
+ if (TestCpuFlag(kCpuHasX86) && IS_ALIGNED(width, 4)) {+ CopyRow = CopyRow_16_X86;
+ }
+#endif
+#if defined(HAS_COPYROW_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32) &&
+ IS_ALIGNED(src_y, 16) && IS_ALIGNED(src_stride_y, 16) &&
+ IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ CopyRow = CopyRow_16_SSE2;
+ }
+#endif
+#if defined(HAS_COPYROW_16_ERMS)
+ if (TestCpuFlag(kCpuHasERMS)) {+ CopyRow = CopyRow_16_ERMS;
+ }
+#endif
+#if defined(HAS_COPYROW_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 32)) {+ CopyRow = CopyRow_16_NEON;
+ }
+#endif
+#if defined(HAS_COPYROW_16_MIPS)
+ if (TestCpuFlag(kCpuHasMIPS)) {+ CopyRow = CopyRow_16_MIPS;
+ }
+#endif
+
+ // Copy plane
+ for (y = 0; y < height; ++y) {+ CopyRow(src_y, dst_y, width);
+ src_y += src_stride_y;
+ dst_y += dst_stride_y;
+ }
+}
+
+// Copy I422.
+LIBYUV_API
+int I422Copy(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height) {+ int halfwidth = (width + 1) >> 1;
+ if (!src_y || !src_u || !src_v ||
+ !dst_y || !dst_u || !dst_v ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_u = src_u + (height - 1) * src_stride_u;
+ src_v = src_v + (height - 1) * src_stride_v;
+ src_stride_y = -src_stride_y;
+ src_stride_u = -src_stride_u;
+ src_stride_v = -src_stride_v;
+ }
+ CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
+ CopyPlane(src_u, src_stride_u, dst_u, dst_stride_u, halfwidth, height);
+ CopyPlane(src_v, src_stride_v, dst_v, dst_stride_v, halfwidth, height);
+ return 0;
+}
+
+// Copy I444.
+LIBYUV_API
+int I444Copy(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height) {+ if (!src_y || !src_u || !src_v ||
+ !dst_y || !dst_u || !dst_v ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_u = src_u + (height - 1) * src_stride_u;
+ src_v = src_v + (height - 1) * src_stride_v;
+ src_stride_y = -src_stride_y;
+ src_stride_u = -src_stride_u;
+ src_stride_v = -src_stride_v;
+ }
+
+ CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
+ CopyPlane(src_u, src_stride_u, dst_u, dst_stride_u, width, height);
+ CopyPlane(src_v, src_stride_v, dst_v, dst_stride_v, width, height);
+ return 0;
+}
+
+// Copy I400.
+LIBYUV_API
+int I400ToI400(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height) {+ if (!src_y || !dst_y || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_stride_y = -src_stride_y;
+ }
+ CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
+ return 0;
+}
+
+// Convert I420 to I400.
+LIBYUV_API
+int I420ToI400(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height) {+ if (!src_y || !dst_y || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_stride_y = -src_stride_y;
+ }
+ CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
+ return 0;
+}
+
+// Mirror a plane of data.
+void MirrorPlane(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height) {+ int y;
+ void (*MirrorRow)(const uint8* src, uint8* dst, int width) = MirrorRow_C;
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_stride_y = -src_stride_y;
+ }
+#if defined(HAS_MIRRORROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 16)) {+ MirrorRow = MirrorRow_NEON;
+ }
+#endif
+#if defined(HAS_MIRRORROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 16)) {+ MirrorRow = MirrorRow_SSE2;
+ }
+#endif
+#if defined(HAS_MIRRORROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 16) &&
+ IS_ALIGNED(src_y, 16) && IS_ALIGNED(src_stride_y, 16) &&
+ IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ MirrorRow = MirrorRow_SSSE3;
+ }
+#endif
+#if defined(HAS_MIRRORROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && IS_ALIGNED(width, 32)) {+ MirrorRow = MirrorRow_AVX2;
+ }
+#endif
+
+ // Mirror plane
+ for (y = 0; y < height; ++y) {+ MirrorRow(src_y, dst_y, width);
+ src_y += src_stride_y;
+ dst_y += dst_stride_y;
+ }
+}
+
+// Convert YUY2 to I422.
+LIBYUV_API
+int YUY2ToI422(const uint8* src_yuy2, int src_stride_yuy2,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height) {+ int y;
+ void (*YUY2ToUV422Row)(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) =
+ YUY2ToUV422Row_C;
+ void (*YUY2ToYRow)(const uint8* src_yuy2, uint8* dst_y, int pix) =
+ YUY2ToYRow_C;
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
+ src_stride_yuy2 = -src_stride_yuy2;
+ }
+ // Coalesce rows.
+ if (src_stride_yuy2 == width * 2 &&
+ dst_stride_y == width &&
+ dst_stride_u * 2 == width &&
+ dst_stride_v * 2 == width) {+ width *= height;
+ height = 1;
+ src_stride_yuy2 = dst_stride_y = dst_stride_u = dst_stride_v = 0;
+ }
+#if defined(HAS_YUY2TOYROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 16) {+ YUY2ToUV422Row = YUY2ToUV422Row_Any_SSE2;
+ YUY2ToYRow = YUY2ToYRow_Any_SSE2;
+ if (IS_ALIGNED(width, 16)) {+ YUY2ToUV422Row = YUY2ToUV422Row_Unaligned_SSE2;
+ YUY2ToYRow = YUY2ToYRow_Unaligned_SSE2;
+ if (IS_ALIGNED(src_yuy2, 16) && IS_ALIGNED(src_stride_yuy2, 16)) {+ YUY2ToUV422Row = YUY2ToUV422Row_SSE2;
+ if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ YUY2ToYRow = YUY2ToYRow_SSE2;
+ }
+ }
+ }
+ }
+#endif
+#if defined(HAS_YUY2TOYROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 32) {+ YUY2ToUV422Row = YUY2ToUV422Row_Any_AVX2;
+ YUY2ToYRow = YUY2ToYRow_Any_AVX2;
+ if (IS_ALIGNED(width, 32)) {+ YUY2ToUV422Row = YUY2ToUV422Row_AVX2;
+ YUY2ToYRow = YUY2ToYRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_YUY2TOYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ YUY2ToYRow = YUY2ToYRow_Any_NEON;
+ if (width >= 16) {+ YUY2ToUV422Row = YUY2ToUV422Row_Any_NEON;
+ }
+ if (IS_ALIGNED(width, 16)) {+ YUY2ToYRow = YUY2ToYRow_NEON;
+ YUY2ToUV422Row = YUY2ToUV422Row_NEON;
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ YUY2ToUV422Row(src_yuy2, dst_u, dst_v, width);
+ YUY2ToYRow(src_yuy2, dst_y, width);
+ src_yuy2 += src_stride_yuy2;
+ dst_y += dst_stride_y;
+ dst_u += dst_stride_u;
+ dst_v += dst_stride_v;
+ }
+ return 0;
+}
+
+// Convert UYVY to I422.
+LIBYUV_API
+int UYVYToI422(const uint8* src_uyvy, int src_stride_uyvy,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height) {+ int y;
+ void (*UYVYToUV422Row)(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) =
+ UYVYToUV422Row_C;
+ void (*UYVYToYRow)(const uint8* src_uyvy,
+ uint8* dst_y, int pix) = UYVYToYRow_C;
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_uyvy = src_uyvy + (height - 1) * src_stride_uyvy;
+ src_stride_uyvy = -src_stride_uyvy;
+ }
+ // Coalesce rows.
+ if (src_stride_uyvy == width * 2 &&
+ dst_stride_y == width &&
+ dst_stride_u * 2 == width &&
+ dst_stride_v * 2 == width) {+ width *= height;
+ height = 1;
+ src_stride_uyvy = dst_stride_y = dst_stride_u = dst_stride_v = 0;
+ }
+#if defined(HAS_UYVYTOYROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 16) {+ UYVYToUV422Row = UYVYToUV422Row_Any_SSE2;
+ UYVYToYRow = UYVYToYRow_Any_SSE2;
+ if (IS_ALIGNED(width, 16)) {+ UYVYToUV422Row = UYVYToUV422Row_Unaligned_SSE2;
+ UYVYToYRow = UYVYToYRow_Unaligned_SSE2;
+ if (IS_ALIGNED(src_uyvy, 16) && IS_ALIGNED(src_stride_uyvy, 16)) {+ UYVYToUV422Row = UYVYToUV422Row_SSE2;
+ if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ UYVYToYRow = UYVYToYRow_SSE2;
+ }
+ }
+ }
+ }
+#endif
+#if defined(HAS_UYVYTOYROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 32) {+ UYVYToUV422Row = UYVYToUV422Row_Any_AVX2;
+ UYVYToYRow = UYVYToYRow_Any_AVX2;
+ if (IS_ALIGNED(width, 32)) {+ UYVYToUV422Row = UYVYToUV422Row_AVX2;
+ UYVYToYRow = UYVYToYRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_UYVYTOYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ UYVYToYRow = UYVYToYRow_Any_NEON;
+ if (width >= 16) {+ UYVYToUV422Row = UYVYToUV422Row_Any_NEON;
+ }
+ if (IS_ALIGNED(width, 16)) {+ UYVYToYRow = UYVYToYRow_NEON;
+ UYVYToUV422Row = UYVYToUV422Row_NEON;
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ UYVYToUV422Row(src_uyvy, dst_u, dst_v, width);
+ UYVYToYRow(src_uyvy, dst_y, width);
+ src_uyvy += src_stride_uyvy;
+ dst_y += dst_stride_y;
+ dst_u += dst_stride_u;
+ dst_v += dst_stride_v;
+ }
+ return 0;
+}
+
+// Mirror I400 with optional flipping
+LIBYUV_API
+int I400Mirror(const uint8* src_y, int src_stride_y,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height) {+ if (!src_y || !dst_y ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_stride_y = -src_stride_y;
+ }
+
+ MirrorPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
+ return 0;
+}
+
+// Mirror I420 with optional flipping
+LIBYUV_API
+int I420Mirror(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int width, int height) {+ int halfwidth = (width + 1) >> 1;
+ int halfheight = (height + 1) >> 1;
+ if (!src_y || !src_u || !src_v || !dst_y || !dst_u || !dst_v ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ halfheight = (height + 1) >> 1;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_u = src_u + (halfheight - 1) * src_stride_u;
+ src_v = src_v + (halfheight - 1) * src_stride_v;
+ src_stride_y = -src_stride_y;
+ src_stride_u = -src_stride_u;
+ src_stride_v = -src_stride_v;
+ }
+
+ if (dst_y) {+ MirrorPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
+ }
+ MirrorPlane(src_u, src_stride_u, dst_u, dst_stride_u, halfwidth, halfheight);
+ MirrorPlane(src_v, src_stride_v, dst_v, dst_stride_v, halfwidth, halfheight);
+ return 0;
+}
+
+// ARGB mirror.
+LIBYUV_API
+int ARGBMirror(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBMirrorRow)(const uint8* src, uint8* dst, int width) =
+ ARGBMirrorRow_C;
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+
+#if defined(HAS_ARGBMIRRORROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 4) &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBMirrorRow = ARGBMirrorRow_SSSE3;
+ }
+#endif
+#if defined(HAS_ARGBMIRRORROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && IS_ALIGNED(width, 8)) {+ ARGBMirrorRow = ARGBMirrorRow_AVX2;
+ }
+#endif
+#if defined(HAS_ARGBMIRRORROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 4)) {+ ARGBMirrorRow = ARGBMirrorRow_NEON;
+ }
+#endif
+
+ // Mirror plane
+ for (y = 0; y < height; ++y) {+ ARGBMirrorRow(src_argb, dst_argb, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Get a blender that optimized for the CPU, alignment and pixel count.
+// As there are 6 blenders to choose from, the caller should try to use
+// the same blend function for all pixels if possible.
+LIBYUV_API
+ARGBBlendRow GetARGBBlend() {+ void (*ARGBBlendRow)(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width) = ARGBBlendRow_C;
+#if defined(HAS_ARGBBLENDROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3)) {+ ARGBBlendRow = ARGBBlendRow_SSSE3;
+ return ARGBBlendRow;
+ }
+#endif
+#if defined(HAS_ARGBBLENDROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2)) {+ ARGBBlendRow = ARGBBlendRow_SSE2;
+ }
+#endif
+#if defined(HAS_ARGBBLENDROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON)) {+ ARGBBlendRow = ARGBBlendRow_NEON;
+ }
+#endif
+ return ARGBBlendRow;
+}
+
+// Alpha Blend 2 ARGB images and store to destination.
+LIBYUV_API
+int ARGBBlend(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBBlendRow)(const uint8* src_argb, const uint8* src_argb1,
+ uint8* dst_argb, int width) = GetARGBBlend();
+ if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_argb = dst_argb + (height - 1) * dst_stride_argb;
+ dst_stride_argb = -dst_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb0 == width * 4 &&
+ src_stride_argb1 == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
+ }
+
+ for (y = 0; y < height; ++y) {+ ARGBBlendRow(src_argb0, src_argb1, dst_argb, width);
+ src_argb0 += src_stride_argb0;
+ src_argb1 += src_stride_argb1;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Multiply 2 ARGB images and store to destination.
+LIBYUV_API
+int ARGBMultiply(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBMultiplyRow)(const uint8* src0, const uint8* src1, uint8* dst,
+ int width) = ARGBMultiplyRow_C;
+ if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_argb = dst_argb + (height - 1) * dst_stride_argb;
+ dst_stride_argb = -dst_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb0 == width * 4 &&
+ src_stride_argb1 == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBMULTIPLYROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {+ ARGBMultiplyRow = ARGBMultiplyRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ ARGBMultiplyRow = ARGBMultiplyRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBMULTIPLYROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 8) {+ ARGBMultiplyRow = ARGBMultiplyRow_Any_AVX2;
+ if (IS_ALIGNED(width, 8)) {+ ARGBMultiplyRow = ARGBMultiplyRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBMULTIPLYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ ARGBMultiplyRow = ARGBMultiplyRow_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ ARGBMultiplyRow = ARGBMultiplyRow_NEON;
+ }
+ }
+#endif
+
+ // Multiply plane
+ for (y = 0; y < height; ++y) {+ ARGBMultiplyRow(src_argb0, src_argb1, dst_argb, width);
+ src_argb0 += src_stride_argb0;
+ src_argb1 += src_stride_argb1;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Add 2 ARGB images and store to destination.
+LIBYUV_API
+int ARGBAdd(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBAddRow)(const uint8* src0, const uint8* src1, uint8* dst,
+ int width) = ARGBAddRow_C;
+ if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_argb = dst_argb + (height - 1) * dst_stride_argb;
+ dst_stride_argb = -dst_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb0 == width * 4 &&
+ src_stride_argb1 == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBADDROW_SSE2) && defined(_MSC_VER)
+ if (TestCpuFlag(kCpuHasSSE2)) {+ ARGBAddRow = ARGBAddRow_SSE2;
+ }
+#endif
+#if defined(HAS_ARGBADDROW_SSE2) && !defined(_MSC_VER)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {+ ARGBAddRow = ARGBAddRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ ARGBAddRow = ARGBAddRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBADDROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 8) {+ ARGBAddRow = ARGBAddRow_Any_AVX2;
+ if (IS_ALIGNED(width, 8)) {+ ARGBAddRow = ARGBAddRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBADDROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ ARGBAddRow = ARGBAddRow_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ ARGBAddRow = ARGBAddRow_NEON;
+ }
+ }
+#endif
+
+ // Add plane
+ for (y = 0; y < height; ++y) {+ ARGBAddRow(src_argb0, src_argb1, dst_argb, width);
+ src_argb0 += src_stride_argb0;
+ src_argb1 += src_stride_argb1;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Subtract 2 ARGB images and store to destination.
+LIBYUV_API
+int ARGBSubtract(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBSubtractRow)(const uint8* src0, const uint8* src1, uint8* dst,
+ int width) = ARGBSubtractRow_C;
+ if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_argb = dst_argb + (height - 1) * dst_stride_argb;
+ dst_stride_argb = -dst_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb0 == width * 4 &&
+ src_stride_argb1 == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBSUBTRACTROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {+ ARGBSubtractRow = ARGBSubtractRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ ARGBSubtractRow = ARGBSubtractRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBSUBTRACTROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 8) {+ ARGBSubtractRow = ARGBSubtractRow_Any_AVX2;
+ if (IS_ALIGNED(width, 8)) {+ ARGBSubtractRow = ARGBSubtractRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBSUBTRACTROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ ARGBSubtractRow = ARGBSubtractRow_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ ARGBSubtractRow = ARGBSubtractRow_NEON;
+ }
+ }
+#endif
+
+ // Subtract plane
+ for (y = 0; y < height; ++y) {+ ARGBSubtractRow(src_argb0, src_argb1, dst_argb, width);
+ src_argb0 += src_stride_argb0;
+ src_argb1 += src_stride_argb1;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Convert I422 to BGRA.
+LIBYUV_API
+int I422ToBGRA(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_bgra, int dst_stride_bgra,
+ int width, int height) {+ int y;
+ void (*I422ToBGRARow)(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width) = I422ToBGRARow_C;
+ if (!src_y || !src_u || !src_v ||
+ !dst_bgra ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_bgra = dst_bgra + (height - 1) * dst_stride_bgra;
+ dst_stride_bgra = -dst_stride_bgra;
+ }
+ // Coalesce rows.
+ if (src_stride_y == width &&
+ src_stride_u * 2 == width &&
+ src_stride_v * 2 == width &&
+ dst_stride_bgra == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_y = src_stride_u = src_stride_v = dst_stride_bgra = 0;
+ }
+#if defined(HAS_I422TOBGRAROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON)) {+ I422ToBGRARow = I422ToBGRARow_Any_NEON;
+ if (IS_ALIGNED(width, 16)) {+ I422ToBGRARow = I422ToBGRARow_NEON;
+ }
+ }
+#elif defined(HAS_I422TOBGRAROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {+ I422ToBGRARow = I422ToBGRARow_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ I422ToBGRARow = I422ToBGRARow_Unaligned_SSSE3;
+ if (IS_ALIGNED(dst_bgra, 16) && IS_ALIGNED(dst_stride_bgra, 16)) {+ I422ToBGRARow = I422ToBGRARow_SSSE3;
+ }
+ }
+ }
+#elif defined(HAS_I422TOBGRAROW_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(width, 4) &&
+ IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) &&
+ IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) &&
+ IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2) &&
+ IS_ALIGNED(dst_bgra, 4) && IS_ALIGNED(dst_stride_bgra, 4)) {+ I422ToBGRARow = I422ToBGRARow_MIPS_DSPR2;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ I422ToBGRARow(src_y, src_u, src_v, dst_bgra, width);
+ dst_bgra += dst_stride_bgra;
+ src_y += src_stride_y;
+ src_u += src_stride_u;
+ src_v += src_stride_v;
+ }
+ return 0;
+}
+
+// Convert I422 to ABGR.
+LIBYUV_API
+int I422ToABGR(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_abgr, int dst_stride_abgr,
+ int width, int height) {+ int y;
+ void (*I422ToABGRRow)(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width) = I422ToABGRRow_C;
+ if (!src_y || !src_u || !src_v ||
+ !dst_abgr ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_abgr = dst_abgr + (height - 1) * dst_stride_abgr;
+ dst_stride_abgr = -dst_stride_abgr;
+ }
+ // Coalesce rows.
+ if (src_stride_y == width &&
+ src_stride_u * 2 == width &&
+ src_stride_v * 2 == width &&
+ dst_stride_abgr == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_y = src_stride_u = src_stride_v = dst_stride_abgr = 0;
+ }
+#if defined(HAS_I422TOABGRROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON)) {+ I422ToABGRRow = I422ToABGRRow_Any_NEON;
+ if (IS_ALIGNED(width, 16)) {+ I422ToABGRRow = I422ToABGRRow_NEON;
+ }
+ }
+#elif defined(HAS_I422TOABGRROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {+ I422ToABGRRow = I422ToABGRRow_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ I422ToABGRRow = I422ToABGRRow_Unaligned_SSSE3;
+ if (IS_ALIGNED(dst_abgr, 16) && IS_ALIGNED(dst_stride_abgr, 16)) {+ I422ToABGRRow = I422ToABGRRow_SSSE3;
+ }
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ I422ToABGRRow(src_y, src_u, src_v, dst_abgr, width);
+ dst_abgr += dst_stride_abgr;
+ src_y += src_stride_y;
+ src_u += src_stride_u;
+ src_v += src_stride_v;
+ }
+ return 0;
+}
+
+// Convert I422 to RGBA.
+LIBYUV_API
+int I422ToRGBA(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ uint8* dst_rgba, int dst_stride_rgba,
+ int width, int height) {+ int y;
+ void (*I422ToRGBARow)(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width) = I422ToRGBARow_C;
+ if (!src_y || !src_u || !src_v ||
+ !dst_rgba ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_rgba = dst_rgba + (height - 1) * dst_stride_rgba;
+ dst_stride_rgba = -dst_stride_rgba;
+ }
+ // Coalesce rows.
+ if (src_stride_y == width &&
+ src_stride_u * 2 == width &&
+ src_stride_v * 2 == width &&
+ dst_stride_rgba == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_y = src_stride_u = src_stride_v = dst_stride_rgba = 0;
+ }
+#if defined(HAS_I422TORGBAROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON)) {+ I422ToRGBARow = I422ToRGBARow_Any_NEON;
+ if (IS_ALIGNED(width, 16)) {+ I422ToRGBARow = I422ToRGBARow_NEON;
+ }
+ }
+#elif defined(HAS_I422TORGBAROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {+ I422ToRGBARow = I422ToRGBARow_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ I422ToRGBARow = I422ToRGBARow_Unaligned_SSSE3;
+ if (IS_ALIGNED(dst_rgba, 16) && IS_ALIGNED(dst_stride_rgba, 16)) {+ I422ToRGBARow = I422ToRGBARow_SSSE3;
+ }
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ I422ToRGBARow(src_y, src_u, src_v, dst_rgba, width);
+ dst_rgba += dst_stride_rgba;
+ src_y += src_stride_y;
+ src_u += src_stride_u;
+ src_v += src_stride_v;
+ }
+ return 0;
+}
+
+// Convert NV12 to RGB565.
+LIBYUV_API
+int NV12ToRGB565(const uint8* src_y, int src_stride_y,
+ const uint8* src_uv, int src_stride_uv,
+ uint8* dst_rgb565, int dst_stride_rgb565,
+ int width, int height) {+ int y;
+ void (*NV12ToRGB565Row)(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* rgb_buf,
+ int width) = NV12ToRGB565Row_C;
+ if (!src_y || !src_uv || !dst_rgb565 ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_rgb565 = dst_rgb565 + (height - 1) * dst_stride_rgb565;
+ dst_stride_rgb565 = -dst_stride_rgb565;
+ }
+#if defined(HAS_NV12TORGB565ROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {+ NV12ToRGB565Row = NV12ToRGB565Row_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ NV12ToRGB565Row = NV12ToRGB565Row_SSSE3;
+ }
+ }
+#elif defined(HAS_NV12TORGB565ROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ NV12ToRGB565Row = NV12ToRGB565Row_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ NV12ToRGB565Row = NV12ToRGB565Row_NEON;
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ NV12ToRGB565Row(src_y, src_uv, dst_rgb565, width);
+ dst_rgb565 += dst_stride_rgb565;
+ src_y += src_stride_y;
+ if (y & 1) {+ src_uv += src_stride_uv;
+ }
+ }
+ return 0;
+}
+
+// Convert NV21 to RGB565.
+LIBYUV_API
+int NV21ToRGB565(const uint8* src_y, int src_stride_y,
+ const uint8* src_vu, int src_stride_vu,
+ uint8* dst_rgb565, int dst_stride_rgb565,
+ int width, int height) {+ int y;
+ void (*NV21ToRGB565Row)(const uint8* y_buf,
+ const uint8* src_vu,
+ uint8* rgb_buf,
+ int width) = NV21ToRGB565Row_C;
+ if (!src_y || !src_vu || !dst_rgb565 ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_rgb565 = dst_rgb565 + (height - 1) * dst_stride_rgb565;
+ dst_stride_rgb565 = -dst_stride_rgb565;
+ }
+#if defined(HAS_NV21TORGB565ROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {+ NV21ToRGB565Row = NV21ToRGB565Row_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ NV21ToRGB565Row = NV21ToRGB565Row_SSSE3;
+ }
+ }
+#elif defined(HAS_NV21TORGB565ROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ NV21ToRGB565Row = NV21ToRGB565Row_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ NV21ToRGB565Row = NV21ToRGB565Row_NEON;
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ NV21ToRGB565Row(src_y, src_vu, dst_rgb565, width);
+ dst_rgb565 += dst_stride_rgb565;
+ src_y += src_stride_y;
+ if (y & 1) {+ src_vu += src_stride_vu;
+ }
+ }
+ return 0;
+}
+
+LIBYUV_API
+void SetPlane(uint8* dst_y, int dst_stride_y,
+ int width, int height,
+ uint32 value) {+ int y;
+ uint32 v32 = value | (value << 8) | (value << 16) | (value << 24);
+ void (*SetRow)(uint8* dst, uint32 value, int pix) = SetRow_C;
+ // Coalesce rows.
+ if (dst_stride_y == width) {+ width *= height;
+ height = 1;
+ dst_stride_y = 0;
+ }
+#if defined(HAS_SETROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) &&
+ IS_ALIGNED(width, 16) &&
+ IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ SetRow = SetRow_NEON;
+ }
+#endif
+#if defined(HAS_SETROW_X86)
+ if (TestCpuFlag(kCpuHasX86) && IS_ALIGNED(width, 4)) {+ SetRow = SetRow_X86;
+ }
+#endif
+
+ // Set plane
+ for (y = 0; y < height; ++y) {+ SetRow(dst_y, v32, width);
+ dst_y += dst_stride_y;
+ }
+}
+
+// Draw a rectangle into I420
+LIBYUV_API
+int I420Rect(uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int x, int y,
+ int width, int height,
+ int value_y, int value_u, int value_v) {+ int halfwidth = (width + 1) >> 1;
+ int halfheight = (height + 1) >> 1;
+ uint8* start_y = dst_y + y * dst_stride_y + x;
+ uint8* start_u = dst_u + (y / 2) * dst_stride_u + (x / 2);
+ uint8* start_v = dst_v + (y / 2) * dst_stride_v + (x / 2);
+ if (!dst_y || !dst_u || !dst_v ||
+ width <= 0 || height <= 0 ||
+ x < 0 || y < 0 ||
+ value_y < 0 || value_y > 255 ||
+ value_u < 0 || value_u > 255 ||
+ value_v < 0 || value_v > 255) {+ return -1;
+ }
+
+ SetPlane(start_y, dst_stride_y, width, height, value_y);
+ SetPlane(start_u, dst_stride_u, halfwidth, halfheight, value_u);
+ SetPlane(start_v, dst_stride_v, halfwidth, halfheight, value_v);
+ return 0;
+}
+
+// Draw a rectangle into ARGB
+LIBYUV_API
+int ARGBRect(uint8* dst_argb, int dst_stride_argb,
+ int dst_x, int dst_y,
+ int width, int height,
+ uint32 value) {+ if (!dst_argb ||
+ width <= 0 || height <= 0 ||
+ dst_x < 0 || dst_y < 0) {+ return -1;
+ }
+ dst_argb += dst_y * dst_stride_argb + dst_x * 4;
+ // Coalesce rows.
+ if (dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ dst_stride_argb = 0;
+ }
+#if defined(HAS_SETROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBSetRows_NEON(dst_argb, value, width, dst_stride_argb, height);
+ return 0;
+ }
+#endif
+#if defined(HAS_SETROW_X86)
+ if (TestCpuFlag(kCpuHasX86)) {+ ARGBSetRows_X86(dst_argb, value, width, dst_stride_argb, height);
+ return 0;
+ }
+#endif
+ ARGBSetRows_C(dst_argb, value, width, dst_stride_argb, height);
+ return 0;
+}
+
+// Convert unattentuated ARGB to preattenuated ARGB.
+// An unattenutated ARGB alpha blend uses the formula
+// p = a * f + (1 - a) * b
+// where
+// p is output pixel
+// f is foreground pixel
+// b is background pixel
+// a is alpha value from foreground pixel
+// An preattenutated ARGB alpha blend uses the formula
+// p = f + (1 - a) * b
+// where
+// f is foreground pixel premultiplied by alpha
+
+LIBYUV_API
+int ARGBAttenuate(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBAttenuateRow)(const uint8* src_argb, uint8* dst_argb,
+ int width) = ARGBAttenuateRow_C;
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBATTENUATEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4 &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBAttenuateRow = ARGBAttenuateRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ ARGBAttenuateRow = ARGBAttenuateRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBATTENUATEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 4) {+ ARGBAttenuateRow = ARGBAttenuateRow_Any_SSSE3;
+ if (IS_ALIGNED(width, 4)) {+ ARGBAttenuateRow = ARGBAttenuateRow_SSSE3;
+ }
+ }
+#endif
+#if defined(HAS_ARGBATTENUATEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 8) {+ ARGBAttenuateRow = ARGBAttenuateRow_Any_AVX2;
+ if (IS_ALIGNED(width, 8)) {+ ARGBAttenuateRow = ARGBAttenuateRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBATTENUATEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ ARGBAttenuateRow = ARGBAttenuateRow_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ ARGBAttenuateRow = ARGBAttenuateRow_NEON;
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBAttenuateRow(src_argb, dst_argb, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Convert preattentuated ARGB to unattenuated ARGB.
+LIBYUV_API
+int ARGBUnattenuate(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBUnattenuateRow)(const uint8* src_argb, uint8* dst_argb,
+ int width) = ARGBUnattenuateRow_C;
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBUNATTENUATEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {+ ARGBUnattenuateRow = ARGBUnattenuateRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ ARGBUnattenuateRow = ARGBUnattenuateRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBUNATTENUATEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 8) {+ ARGBUnattenuateRow = ARGBUnattenuateRow_Any_AVX2;
+ if (IS_ALIGNED(width, 8)) {+ ARGBUnattenuateRow = ARGBUnattenuateRow_AVX2;
+ }
+ }
+#endif
+// TODO(fbarchard): Neon version.
+
+ for (y = 0; y < height; ++y) {+ ARGBUnattenuateRow(src_argb, dst_argb, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Convert ARGB to Grayed ARGB.
+LIBYUV_API
+int ARGBGrayTo(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBGrayRow)(const uint8* src_argb, uint8* dst_argb,
+ int width) = ARGBGrayRow_C;
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBGRAYROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8) &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBGrayRow = ARGBGrayRow_SSSE3;
+ }
+#elif defined(HAS_ARGBGRAYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ ARGBGrayRow = ARGBGrayRow_NEON;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBGrayRow(src_argb, dst_argb, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Make a rectangle of ARGB gray scale.
+LIBYUV_API
+int ARGBGray(uint8* dst_argb, int dst_stride_argb,
+ int dst_x, int dst_y,
+ int width, int height) {+ int y;
+ void (*ARGBGrayRow)(const uint8* src_argb, uint8* dst_argb,
+ int width) = ARGBGrayRow_C;
+ uint8* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
+ if (!dst_argb || width <= 0 || height <= 0 || dst_x < 0 || dst_y < 0) {+ return -1;
+ }
+ // Coalesce rows.
+ if (dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBGRAYROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBGrayRow = ARGBGrayRow_SSSE3;
+ }
+#elif defined(HAS_ARGBGRAYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ ARGBGrayRow = ARGBGrayRow_NEON;
+ }
+#endif
+ for (y = 0; y < height; ++y) {+ ARGBGrayRow(dst, dst, width);
+ dst += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Make a rectangle of ARGB Sepia tone.
+LIBYUV_API
+int ARGBSepia(uint8* dst_argb, int dst_stride_argb,
+ int dst_x, int dst_y, int width, int height) {+ int y;
+ void (*ARGBSepiaRow)(uint8* dst_argb, int width) = ARGBSepiaRow_C;
+ uint8* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
+ if (!dst_argb || width <= 0 || height <= 0 || dst_x < 0 || dst_y < 0) {+ return -1;
+ }
+ // Coalesce rows.
+ if (dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBSEPIAROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBSepiaRow = ARGBSepiaRow_SSSE3;
+ }
+#elif defined(HAS_ARGBSEPIAROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ ARGBSepiaRow = ARGBSepiaRow_NEON;
+ }
+#endif
+ for (y = 0; y < height; ++y) {+ ARGBSepiaRow(dst, width);
+ dst += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Apply a 4x4 matrix to each ARGB pixel.
+// Note: Normally for shading, but can be used to swizzle or invert.
+LIBYUV_API
+int ARGBColorMatrix(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ const int8* matrix_argb,
+ int width, int height) {+ int y;
+ void (*ARGBColorMatrixRow)(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width) = ARGBColorMatrixRow_C;
+ if (!src_argb || !dst_argb || !matrix_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBCOLORMATRIXROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBColorMatrixRow = ARGBColorMatrixRow_SSSE3;
+ }
+#elif defined(HAS_ARGBCOLORMATRIXROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ ARGBColorMatrixRow = ARGBColorMatrixRow_NEON;
+ }
+#endif
+ for (y = 0; y < height; ++y) {+ ARGBColorMatrixRow(src_argb, dst_argb, matrix_argb, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Apply a 4x3 matrix to each ARGB pixel.
+// Deprecated.
+LIBYUV_API
+int RGBColorMatrix(uint8* dst_argb, int dst_stride_argb,
+ const int8* matrix_rgb,
+ int dst_x, int dst_y, int width, int height) {+ SIMD_ALIGNED(int8 matrix_argb[16]);
+ uint8* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
+ if (!dst_argb || !matrix_rgb || width <= 0 || height <= 0 ||
+ dst_x < 0 || dst_y < 0) {+ return -1;
+ }
+
+ // Convert 4x3 7 bit matrix to 4x4 6 bit matrix.
+ matrix_argb[0] = matrix_rgb[0] / 2;
+ matrix_argb[1] = matrix_rgb[1] / 2;
+ matrix_argb[2] = matrix_rgb[2] / 2;
+ matrix_argb[3] = matrix_rgb[3] / 2;
+ matrix_argb[4] = matrix_rgb[4] / 2;
+ matrix_argb[5] = matrix_rgb[5] / 2;
+ matrix_argb[6] = matrix_rgb[6] / 2;
+ matrix_argb[7] = matrix_rgb[7] / 2;
+ matrix_argb[8] = matrix_rgb[8] / 2;
+ matrix_argb[9] = matrix_rgb[9] / 2;
+ matrix_argb[10] = matrix_rgb[10] / 2;
+ matrix_argb[11] = matrix_rgb[11] / 2;
+ matrix_argb[14] = matrix_argb[13] = matrix_argb[12] = 0;
+ matrix_argb[15] = 64; // 1.0
+
+ return ARGBColorMatrix((const uint8*)(dst), dst_stride_argb,
+ dst, dst_stride_argb,
+ &matrix_argb[0], width, height);
+}
+
+// Apply a color table each ARGB pixel.
+// Table contains 256 ARGB values.
+LIBYUV_API
+int ARGBColorTable(uint8* dst_argb, int dst_stride_argb,
+ const uint8* table_argb,
+ int dst_x, int dst_y, int width, int height) {+ int y;
+ void (*ARGBColorTableRow)(uint8* dst_argb, const uint8* table_argb,
+ int width) = ARGBColorTableRow_C;
+ uint8* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
+ if (!dst_argb || !table_argb || width <= 0 || height <= 0 ||
+ dst_x < 0 || dst_y < 0) {+ return -1;
+ }
+ // Coalesce rows.
+ if (dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBCOLORTABLEROW_X86)
+ if (TestCpuFlag(kCpuHasX86)) {+ ARGBColorTableRow = ARGBColorTableRow_X86;
+ }
+#endif
+ for (y = 0; y < height; ++y) {+ ARGBColorTableRow(dst, table_argb, width);
+ dst += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Apply a color table each ARGB pixel but preserve destination alpha.
+// Table contains 256 ARGB values.
+LIBYUV_API
+int RGBColorTable(uint8* dst_argb, int dst_stride_argb,
+ const uint8* table_argb,
+ int dst_x, int dst_y, int width, int height) {+ int y;
+ void (*RGBColorTableRow)(uint8* dst_argb, const uint8* table_argb,
+ int width) = RGBColorTableRow_C;
+ uint8* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
+ if (!dst_argb || !table_argb || width <= 0 || height <= 0 ||
+ dst_x < 0 || dst_y < 0) {+ return -1;
+ }
+ // Coalesce rows.
+ if (dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ dst_stride_argb = 0;
+ }
+#if defined(HAS_RGBCOLORTABLEROW_X86)
+ if (TestCpuFlag(kCpuHasX86)) {+ RGBColorTableRow = RGBColorTableRow_X86;
+ }
+#endif
+ for (y = 0; y < height; ++y) {+ RGBColorTableRow(dst, table_argb, width);
+ dst += dst_stride_argb;
+ }
+ return 0;
+}
+
+// ARGBQuantize is used to posterize art.
+// e.g. rgb / qvalue * qvalue + qvalue / 2
+// But the low levels implement efficiently with 3 parameters, and could be
+// used for other high level operations.
+// dst_argb[0] = (b * scale >> 16) * interval_size + interval_offset;
+// where scale is 1 / interval_size as a fixed point value.
+// The divide is replaces with a multiply by reciprocal fixed point multiply.
+// Caveat - although SSE2 saturates, the C function does not and should be used
+// with care if doing anything but quantization.
+LIBYUV_API
+int ARGBQuantize(uint8* dst_argb, int dst_stride_argb,
+ int scale, int interval_size, int interval_offset,
+ int dst_x, int dst_y, int width, int height) {+ int y;
+ void (*ARGBQuantizeRow)(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width) = ARGBQuantizeRow_C;
+ uint8* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
+ if (!dst_argb || width <= 0 || height <= 0 || dst_x < 0 || dst_y < 0 ||
+ interval_size < 1 || interval_size > 255) {+ return -1;
+ }
+ // Coalesce rows.
+ if (dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBQUANTIZEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 4) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBQuantizeRow = ARGBQuantizeRow_SSE2;
+ }
+#elif defined(HAS_ARGBQUANTIZEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ ARGBQuantizeRow = ARGBQuantizeRow_NEON;
+ }
+#endif
+ for (y = 0; y < height; ++y) {+ ARGBQuantizeRow(dst, scale, interval_size, interval_offset, width);
+ dst += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Computes table of cumulative sum for image where the value is the sum
+// of all values above and to the left of the entry. Used by ARGBBlur.
+LIBYUV_API
+int ARGBComputeCumulativeSum(const uint8* src_argb, int src_stride_argb,
+ int32* dst_cumsum, int dst_stride32_cumsum,
+ int width, int height) {+ int y;
+ void (*ComputeCumulativeSumRow)(const uint8* row, int32* cumsum,
+ const int32* previous_cumsum, int width) = ComputeCumulativeSumRow_C;
+ int32* previous_cumsum = dst_cumsum;
+ if (!dst_cumsum || !src_argb || width <= 0 || height <= 0) {+ return -1;
+ }
+#if defined(HAS_CUMULATIVESUMTOAVERAGEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2)) {+ ComputeCumulativeSumRow = ComputeCumulativeSumRow_SSE2;
+ }
+#endif
+ memset(dst_cumsum, 0, width * sizeof(dst_cumsum[0]) * 4); // 4 int per pixel.
+ for (y = 0; y < height; ++y) {+ ComputeCumulativeSumRow(src_argb, dst_cumsum, previous_cumsum, width);
+ previous_cumsum = dst_cumsum;
+ dst_cumsum += dst_stride32_cumsum;
+ src_argb += src_stride_argb;
+ }
+ return 0;
+}
+
+// Blur ARGB image.
+// Caller should allocate CumulativeSum table of width * height * 16 bytes
+// aligned to 16 byte boundary. height can be radius * 2 + 2 to save memory
+// as the buffer is treated as circular.
+LIBYUV_API
+int ARGBBlur(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int32* dst_cumsum, int dst_stride32_cumsum,
+ int width, int height, int radius) {+ int y;
+ void (*ComputeCumulativeSumRow)(const uint8 *row, int32 *cumsum,
+ const int32* previous_cumsum, int width) = ComputeCumulativeSumRow_C;
+ void (*CumulativeSumToAverageRow)(const int32* topleft, const int32* botleft,
+ int width, int area, uint8* dst, int count) = CumulativeSumToAverageRow_C;
+ int32* cumsum_bot_row;
+ int32* max_cumsum_bot_row;
+ int32* cumsum_top_row;
+
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ if (radius > height) {+ radius = height;
+ }
+ if (radius > (width / 2 - 1)) {+ radius = width / 2 - 1;
+ }
+ if (radius <= 0) {+ return -1;
+ }
+#if defined(HAS_CUMULATIVESUMTOAVERAGEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2)) {+ ComputeCumulativeSumRow = ComputeCumulativeSumRow_SSE2;
+ CumulativeSumToAverageRow = CumulativeSumToAverageRow_SSE2;
+ }
+#endif
+ // Compute enough CumulativeSum for first row to be blurred. After this
+ // one row of CumulativeSum is updated at a time.
+ ARGBComputeCumulativeSum(src_argb, src_stride_argb,
+ dst_cumsum, dst_stride32_cumsum,
+ width, radius);
+
+ src_argb = src_argb + radius * src_stride_argb;
+ cumsum_bot_row = &dst_cumsum[(radius - 1) * dst_stride32_cumsum];
+
+ max_cumsum_bot_row = &dst_cumsum[(radius * 2 + 2) * dst_stride32_cumsum];
+ cumsum_top_row = &dst_cumsum[0];
+
+ for (y = 0; y < height; ++y) {+ int top_y = ((y - radius - 1) >= 0) ? (y - radius - 1) : 0;
+ int bot_y = ((y + radius) < height) ? (y + radius) : (height - 1);
+ int area = radius * (bot_y - top_y);
+ int boxwidth = radius * 4;
+ int x;
+ int n;
+
+ // Increment cumsum_top_row pointer with circular buffer wrap around.
+ if (top_y) {+ cumsum_top_row += dst_stride32_cumsum;
+ if (cumsum_top_row >= max_cumsum_bot_row) {+ cumsum_top_row = dst_cumsum;
+ }
+ }
+ // Increment cumsum_bot_row pointer with circular buffer wrap around and
+ // then fill in a row of CumulativeSum.
+ if ((y + radius) < height) {+ const int32* prev_cumsum_bot_row = cumsum_bot_row;
+ cumsum_bot_row += dst_stride32_cumsum;
+ if (cumsum_bot_row >= max_cumsum_bot_row) {+ cumsum_bot_row = dst_cumsum;
+ }
+ ComputeCumulativeSumRow(src_argb, cumsum_bot_row, prev_cumsum_bot_row,
+ width);
+ src_argb += src_stride_argb;
+ }
+
+ // Left clipped.
+ for (x = 0; x < radius + 1; ++x) {+ CumulativeSumToAverageRow(cumsum_top_row, cumsum_bot_row,
+ boxwidth, area, &dst_argb[x * 4], 1);
+ area += (bot_y - top_y);
+ boxwidth += 4;
+ }
+
+ // Middle unclipped.
+ n = (width - 1) - radius - x + 1;
+ CumulativeSumToAverageRow(cumsum_top_row, cumsum_bot_row,
+ boxwidth, area, &dst_argb[x * 4], n);
+
+ // Right clipped.
+ for (x += n; x <= width - 1; ++x) {+ area -= (bot_y - top_y);
+ boxwidth -= 4;
+ CumulativeSumToAverageRow(cumsum_top_row + (x - radius - 1) * 4,
+ cumsum_bot_row + (x - radius - 1) * 4,
+ boxwidth, area, &dst_argb[x * 4], 1);
+ }
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Multiply ARGB image by a specified ARGB value.
+LIBYUV_API
+int ARGBShade(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height, uint32 value) {+ int y;
+ void (*ARGBShadeRow)(const uint8* src_argb, uint8* dst_argb,
+ int width, uint32 value) = ARGBShadeRow_C;
+ if (!src_argb || !dst_argb || width <= 0 || height == 0 || value == 0u) {+ return -1;
+ }
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBSHADEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 4) &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBShadeRow = ARGBShadeRow_SSE2;
+ }
+#elif defined(HAS_ARGBSHADEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ ARGBShadeRow = ARGBShadeRow_NEON;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBShadeRow(src_argb, dst_argb, width, value);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Interpolate 2 ARGB images by specified amount (0 to 255).
+LIBYUV_API
+int ARGBInterpolate(const uint8* src_argb0, int src_stride_argb0,
+ const uint8* src_argb1, int src_stride_argb1,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height, int interpolation) {+ int y;
+ void (*InterpolateRow)(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) = InterpolateRow_C;
+ if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ dst_argb = dst_argb + (height - 1) * dst_stride_argb;
+ dst_stride_argb = -dst_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb0 == width * 4 &&
+ src_stride_argb1 == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
+ }
+#if defined(HAS_INTERPOLATEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {+ InterpolateRow = InterpolateRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ InterpolateRow = InterpolateRow_Unaligned_SSE2;
+ if (IS_ALIGNED(src_argb0, 16) && IS_ALIGNED(src_stride_argb0, 16) &&
+ IS_ALIGNED(src_argb1, 16) && IS_ALIGNED(src_stride_argb1, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ InterpolateRow = InterpolateRow_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 4) {+ InterpolateRow = InterpolateRow_Any_SSSE3;
+ if (IS_ALIGNED(width, 4)) {+ InterpolateRow = InterpolateRow_Unaligned_SSSE3;
+ if (IS_ALIGNED(src_argb0, 16) && IS_ALIGNED(src_stride_argb0, 16) &&
+ IS_ALIGNED(src_argb1, 16) && IS_ALIGNED(src_stride_argb1, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ InterpolateRow = InterpolateRow_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 8) {+ InterpolateRow = InterpolateRow_Any_AVX2;
+ if (IS_ALIGNED(width, 8)) {+ InterpolateRow = InterpolateRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 4) {+ InterpolateRow = InterpolateRow_Any_NEON;
+ if (IS_ALIGNED(width, 4)) {+ InterpolateRow = InterpolateRow_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROWS_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && width >= 1 &&
+ IS_ALIGNED(src_argb0, 4) && IS_ALIGNED(src_stride_argb0, 4) &&
+ IS_ALIGNED(src_argb1, 4) && IS_ALIGNED(src_stride_argb1, 4) &&
+ IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride_argb, 4)) {+ ScaleARGBFilterRows = InterpolateRow_MIPS_DSPR2;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ InterpolateRow(dst_argb, src_argb0, src_argb1 - src_argb0,
+ width * 4, interpolation);
+ src_argb0 += src_stride_argb0;
+ src_argb1 += src_stride_argb1;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Shuffle ARGB channel order. e.g. BGRA to ARGB.
+LIBYUV_API
+int ARGBShuffle(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_argb, int dst_stride_argb,
+ const uint8* shuffler, int width, int height) {+ int y;
+ void (*ARGBShuffleRow)(const uint8* src_bgra, uint8* dst_argb,
+ const uint8* shuffler, int pix) = ARGBShuffleRow_C;
+ if (!src_bgra || !dst_argb ||
+ width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_bgra = src_bgra + (height - 1) * src_stride_bgra;
+ src_stride_bgra = -src_stride_bgra;
+ }
+ // Coalesce rows.
+ if (src_stride_bgra == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_bgra = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBSHUFFLEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {+ ARGBShuffleRow = ARGBShuffleRow_Any_SSE2;
+ if (IS_ALIGNED(width, 4)) {+ ARGBShuffleRow = ARGBShuffleRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBSHUFFLEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {+ ARGBShuffleRow = ARGBShuffleRow_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ ARGBShuffleRow = ARGBShuffleRow_Unaligned_SSSE3;
+ if (IS_ALIGNED(src_bgra, 16) && IS_ALIGNED(src_stride_bgra, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ ARGBShuffleRow = ARGBShuffleRow_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_ARGBSHUFFLEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && width >= 16) {+ ARGBShuffleRow = ARGBShuffleRow_Any_AVX2;
+ if (IS_ALIGNED(width, 16)) {+ ARGBShuffleRow = ARGBShuffleRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBSHUFFLEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 4) {+ ARGBShuffleRow = ARGBShuffleRow_Any_NEON;
+ if (IS_ALIGNED(width, 4)) {+ ARGBShuffleRow = ARGBShuffleRow_NEON;
+ }
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBShuffleRow(src_bgra, dst_argb, shuffler, width);
+ src_bgra += src_stride_bgra;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Sobel ARGB effect.
+static int ARGBSobelize(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height,
+ void (*SobelRow)(const uint8* src_sobelx,
+ const uint8* src_sobely,
+ uint8* dst, int width)) {+ int y;
+ void (*ARGBToBayerRow)(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix) = ARGBToBayerGGRow_C;
+ void (*SobelYRow)(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width) = SobelYRow_C;
+ void (*SobelXRow)(const uint8* src_y0, const uint8* src_y1,
+ const uint8* src_y2, uint8* dst_sobely, int width) =
+ SobelXRow_C;
+ const int kEdge = 16; // Extra pixels at start of row for extrude/align.
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // ARGBToBayer used to select G channel from ARGB.
+#if defined(HAS_ARGBTOBAYERGGROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {+ ARGBToBayerRow = ARGBToBayerGGRow_Any_SSE2;
+ if (IS_ALIGNED(width, 8)) {+ ARGBToBayerRow = ARGBToBayerGGRow_SSE2;
+ }
+ }
+#endif
+#if defined(HAS_ARGBTOBAYERROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && width >= 8 &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {+ ARGBToBayerRow = ARGBToBayerRow_Any_SSSE3;
+ if (IS_ALIGNED(width, 8)) {+ ARGBToBayerRow = ARGBToBayerRow_SSSE3;
+ }
+ }
+#endif
+#if defined(HAS_ARGBTOBAYERGGROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && width >= 8) {+ ARGBToBayerRow = ARGBToBayerGGRow_Any_NEON;
+ if (IS_ALIGNED(width, 8)) {+ ARGBToBayerRow = ARGBToBayerGGRow_NEON;
+ }
+ }
+#endif
+#if defined(HAS_SOBELYROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2)) {+ SobelYRow = SobelYRow_SSE2;
+ }
+#endif
+#if defined(HAS_SOBELYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON)) {+ SobelYRow = SobelYRow_NEON;
+ }
+#endif
+#if defined(HAS_SOBELXROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2)) {+ SobelXRow = SobelXRow_SSE2;
+ }
+#endif
+#if defined(HAS_SOBELXROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON)) {+ SobelXRow = SobelXRow_NEON;
+ }
+#endif
+ {+ // 3 rows with edges before/after.
+ const int kRowSize = (width + kEdge + 15) & ~15;
+ align_buffer_64(rows, kRowSize * 2 + (kEdge + kRowSize * 3 + kEdge));
+ uint8* row_sobelx = rows;
+ uint8* row_sobely = rows + kRowSize;
+ uint8* row_y = rows + kRowSize * 2;
+
+ // Convert first row.
+ uint8* row_y0 = row_y + kEdge;
+ uint8* row_y1 = row_y0 + kRowSize;
+ uint8* row_y2 = row_y1 + kRowSize;
+ ARGBToBayerRow(src_argb, row_y0, 0x0d090501, width);
+ row_y0[-1] = row_y0[0];
+ memset(row_y0 + width, row_y0[width - 1], 16); // Extrude 16 for valgrind.
+ ARGBToBayerRow(src_argb, row_y1, 0x0d090501, width);
+ row_y1[-1] = row_y1[0];
+ memset(row_y1 + width, row_y1[width - 1], 16);
+ memset(row_y2 + width, 0, 16);
+
+ for (y = 0; y < height; ++y) {+ // Convert next row of ARGB to Y.
+ if (y < (height - 1)) {+ src_argb += src_stride_argb;
+ }
+ ARGBToBayerRow(src_argb, row_y2, 0x0d090501, width);
+ row_y2[-1] = row_y2[0];
+ row_y2[width] = row_y2[width - 1];
+
+ SobelXRow(row_y0 - 1, row_y1 - 1, row_y2 - 1, row_sobelx, width);
+ SobelYRow(row_y0 - 1, row_y2 - 1, row_sobely, width);
+ SobelRow(row_sobelx, row_sobely, dst_argb, width);
+
+ // Cycle thru circular queue of 3 row_y buffers.
+ {+ uint8* row_yt = row_y0;
+ row_y0 = row_y1;
+ row_y1 = row_y2;
+ row_y2 = row_yt;
+ }
+
+ dst_argb += dst_stride_argb;
+ }
+ free_aligned_buffer_64(rows);
+ }
+ return 0;
+}
+
+// Sobel ARGB effect.
+LIBYUV_API
+int ARGBSobel(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ void (*SobelRow)(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) = SobelRow_C;
+#if defined(HAS_SOBELROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ SobelRow = SobelRow_SSE2;
+ }
+#endif
+#if defined(HAS_SOBELROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ SobelRow = SobelRow_NEON;
+ }
+#endif
+ return ARGBSobelize(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
+ width, height, SobelRow);
+}
+
+// Sobel ARGB effect with planar output.
+LIBYUV_API
+int ARGBSobelToPlane(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_y, int dst_stride_y,
+ int width, int height) {+ void (*SobelToPlaneRow)(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_, int width) = SobelToPlaneRow_C;
+#if defined(HAS_SOBELTOPLANEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 16) &&
+ IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {+ SobelToPlaneRow = SobelToPlaneRow_SSE2;
+ }
+#endif
+#if defined(HAS_SOBELTOPLANEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 16)) {+ SobelToPlaneRow = SobelToPlaneRow_NEON;
+ }
+#endif
+ return ARGBSobelize(src_argb, src_stride_argb, dst_y, dst_stride_y,
+ width, height, SobelToPlaneRow);
+}
+
+// SobelXY ARGB effect.
+// Similar to Sobel, but also stores Sobel X in R and Sobel Y in B. G = Sobel.
+LIBYUV_API
+int ARGBSobelXY(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ void (*SobelXYRow)(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) = SobelXYRow_C;
+#if defined(HAS_SOBELXYROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {+ SobelXYRow = SobelXYRow_SSE2;
+ }
+#endif
+#if defined(HAS_SOBELXYROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {+ SobelXYRow = SobelXYRow_NEON;
+ }
+#endif
+ return ARGBSobelize(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
+ width, height, SobelXYRow);
+}
+
+// Apply a 4x4 polynomial to each ARGB pixel.
+LIBYUV_API
+int ARGBPolynomial(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ const float* poly,
+ int width, int height) {+ int y;
+ void (*ARGBPolynomialRow)(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width) = ARGBPolynomialRow_C;
+ if (!src_argb || !dst_argb || !poly || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBPOLYNOMIALROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 2)) {+ ARGBPolynomialRow = ARGBPolynomialRow_SSE2;
+ }
+#endif
+#if defined(HAS_ARGBPOLYNOMIALROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && TestCpuFlag(kCpuHasFMA3) &&
+ IS_ALIGNED(width, 2)) {+ ARGBPolynomialRow = ARGBPolynomialRow_AVX2;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBPolynomialRow(src_argb, dst_argb, poly, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Apply a lumacolortable to each ARGB pixel.
+LIBYUV_API
+int ARGBLumaColorTable(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ const uint8* luma,
+ int width, int height) {+ int y;
+ void (*ARGBLumaColorTableRow)(const uint8* src_argb, uint8* dst_argb,
+ int width, const uint8* luma, const uint32 lumacoeff) =
+ ARGBLumaColorTableRow_C;
+ if (!src_argb || !dst_argb || !luma || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBLUMACOLORTABLEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 4)) {+ ARGBLumaColorTableRow = ARGBLumaColorTableRow_SSSE3;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBLumaColorTableRow(src_argb, dst_argb, width, luma, 0x00264b0f);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Copy Alpha from one ARGB image to another.
+LIBYUV_API
+int ARGBCopyAlpha(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBCopyAlphaRow)(const uint8* src_argb, uint8* dst_argb, int width) =
+ ARGBCopyAlphaRow_C;
+ if (!src_argb || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_argb = src_argb + (height - 1) * src_stride_argb;
+ src_stride_argb = -src_stride_argb;
+ }
+ // Coalesce rows.
+ if (src_stride_argb == width * 4 &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_argb = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBCOPYALPHAROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) &&
+ IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16) &&
+ IS_ALIGNED(width, 8)) {+ ARGBCopyAlphaRow = ARGBCopyAlphaRow_SSE2;
+ }
+#endif
+#if defined(HAS_ARGBCOPYALPHAROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && IS_ALIGNED(width, 16)) {+ ARGBCopyAlphaRow = ARGBCopyAlphaRow_AVX2;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBCopyAlphaRow(src_argb, dst_argb, width);
+ src_argb += src_stride_argb;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+// Copy a planar Y channel to the alpha channel of a destination ARGB image.
+LIBYUV_API
+int ARGBCopyYToAlpha(const uint8* src_y, int src_stride_y,
+ uint8* dst_argb, int dst_stride_argb,
+ int width, int height) {+ int y;
+ void (*ARGBCopyYToAlphaRow)(const uint8* src_y, uint8* dst_argb, int width) =
+ ARGBCopyYToAlphaRow_C;
+ if (!src_y || !dst_argb || width <= 0 || height == 0) {+ return -1;
+ }
+ // Negative height means invert the image.
+ if (height < 0) {+ height = -height;
+ src_y = src_y + (height - 1) * src_stride_y;
+ src_stride_y = -src_stride_y;
+ }
+ // Coalesce rows.
+ if (src_stride_y == width &&
+ dst_stride_argb == width * 4) {+ width *= height;
+ height = 1;
+ src_stride_y = dst_stride_argb = 0;
+ }
+#if defined(HAS_ARGBCOPYYTOALPHAROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) &&
+ IS_ALIGNED(src_y, 16) && IS_ALIGNED(src_stride_y, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16) &&
+ IS_ALIGNED(width, 8)) {+ ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_SSE2;
+ }
+#endif
+#if defined(HAS_ARGBCOPYYTOALPHAROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && IS_ALIGNED(width, 16)) {+ ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_AVX2;
+ }
+#endif
+
+ for (y = 0; y < height; ++y) {+ ARGBCopyYToAlphaRow(src_y, dst_argb, width);
+ src_y += src_stride_y;
+ dst_argb += dst_stride_argb;
+ }
+ return 0;
+}
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- a/third_party/libyuv/source/row.h
+++ /dev/null
@@ -1,264 +1,0 @@
-/*
- * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef LIBYUV_SOURCE_ROW_H_
-#define LIBYUV_SOURCE_ROW_H_
-
-#include "third_party/libyuv/include/libyuv/basic_types.h"
-
-#define kMaxStride (2048 * 4)
-#define IS_ALIGNED(p, a) (!((uintptr_t)(p) & ((a) - 1)))
-
-#if defined(COVERAGE_ENABLED) || defined(TARGET_IPHONE_SIMULATOR)
-#define YUV_DISABLE_ASM
-#endif
-
-#if defined(__ARM_NEON__) && !defined(YUV_DISABLE_ASM)
-#define HAS_FASTCONVERTYUVTOARGBROW_NEON
-void FastConvertYUVToARGBRow_NEON(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-#define HAS_FASTCONVERTYUVTOBGRAROW_NEON
-void FastConvertYUVToBGRARow_NEON(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-#define HAS_FASTCONVERTYUVTOABGRROW_NEON
-void FastConvertYUVToABGRRow_NEON(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-#endif
-
-// The following are available on all x86 platforms
-#if (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)) && \
- !defined(YUV_DISABLE_ASM)
-#define HAS_ABGRTOARGBROW_SSSE3
-#define HAS_BGRATOARGBROW_SSSE3
-#define HAS_BG24TOARGBROW_SSSE3
-#define HAS_RAWTOARGBROW_SSSE3
-#define HAS_RGB24TOYROW_SSSE3
-#define HAS_RAWTOYROW_SSSE3
-#define HAS_RGB24TOUVROW_SSSE3
-#define HAS_RAWTOUVROW_SSSE3
-#define HAS_ARGBTOYROW_SSSE3
-#define HAS_BGRATOYROW_SSSE3
-#define HAS_ABGRTOYROW_SSSE3
-#define HAS_ARGBTOUVROW_SSSE3
-#define HAS_BGRATOUVROW_SSSE3
-#define HAS_ABGRTOUVROW_SSSE3
-#define HAS_I400TOARGBROW_SSE2
-#define HAS_FASTCONVERTYTOARGBROW_SSE2
-#define HAS_FASTCONVERTYUVTOARGBROW_SSSE3
-#define HAS_FASTCONVERTYUVTOBGRAROW_SSSE3
-#define HAS_FASTCONVERTYUVTOABGRROW_SSSE3
-#define HAS_FASTCONVERTYUV444TOARGBROW_SSSE3
-#define HAS_REVERSE_ROW_SSSE3
-#endif
-
-// The following are available on Neon platforms
-#if defined(__ARM_NEON__) && !defined(YUV_DISABLE_ASM)
-#define HAS_REVERSE_ROW_NEON
-#endif
-
-#ifdef __cplusplus
-namespace libyuv {-extern "C" {-#endif
-
-#ifdef HAS_ARGBTOYROW_SSSE3
-void ARGBToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void BGRAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void ABGRToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void ARGBToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void BGRAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void ABGRToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-#endif
-#if defined(HAS_BG24TOARGBROW_SSSE3) && defined(HAS_ARGBTOYROW_SSSE3)
-#define HASRGB24TOYROW_SSSE3
-#endif
-#ifdef HASRGB24TOYROW_SSSE3
-void RGB24ToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void RAWToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void RGB24ToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void RAWToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-#endif
-#ifdef HAS_REVERSE_ROW_SSSE3
-void ReverseRow_SSSE3(const uint8* src, uint8* dst, int width);
-#endif
-#ifdef HAS_REVERSE_ROW_NEON
-void ReverseRow_NEON(const uint8* src, uint8* dst, int width);
-#endif
-void ReverseRow_C(const uint8* src, uint8* dst, int width);
-
-void ARGBToYRow_C(const uint8* src_argb, uint8* dst_y, int pix);
-void BGRAToYRow_C(const uint8* src_argb, uint8* dst_y, int pix);
-void ABGRToYRow_C(const uint8* src_argb, uint8* dst_y, int pix);
-void RGB24ToYRow_C(const uint8* src_argb, uint8* dst_y, int pix);
-void RAWToYRow_C(const uint8* src_argb, uint8* dst_y, int pix);
-void ARGBToUVRow_C(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void BGRAToUVRow_C(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void ABGRToUVRow_C(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void RGB24ToUVRow_C(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-void RAWToUVRow_C(const uint8* src_argb0, int src_stride_argb,
- uint8* dst_u, uint8* dst_v, int width);
-
-#ifdef HAS_BG24TOARGBROW_SSSE3
-void ABGRToARGBRow_SSSE3(const uint8* src_abgr, uint8* dst_argb, int pix);
-void BGRAToARGBRow_SSSE3(const uint8* src_bgra, uint8* dst_argb, int pix);
-void BG24ToARGBRow_SSSE3(const uint8* src_bg24, uint8* dst_argb, int pix);
-void RAWToARGBRow_SSSE3(const uint8* src_bg24, uint8* dst_argb, int pix);
-#endif
-void ABGRToARGBRow_C(const uint8* src_abgr, uint8* dst_argb, int pix);
-void BGRAToARGBRow_C(const uint8* src_bgra, uint8* dst_argb, int pix);
-void BG24ToARGBRow_C(const uint8* src_bg24, uint8* dst_argb, int pix);
-void RAWToARGBRow_C(const uint8* src_bg24, uint8* dst_argb, int pix);
-
-#ifdef HAS_I400TOARGBROW_SSE2
-void I400ToARGBRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
-#endif
-void I400ToARGBRow_C(const uint8* src_y, uint8* dst_argb, int pix);
-
-#if defined(_MSC_VER)
-#define SIMD_ALIGNED(var) __declspec(align(16)) var
-typedef __declspec(align(16)) signed char vec8[16];
-typedef __declspec(align(16)) unsigned char uvec8[16];
-typedef __declspec(align(16)) signed short vec16[8];
-#else // __GNUC__
-#define SIMD_ALIGNED(var) var __attribute__((aligned(16)))
-typedef signed char __attribute__((vector_size(16))) vec8;
-typedef unsigned char __attribute__((vector_size(16))) uvec8;
-typedef signed short __attribute__((vector_size(16))) vec16;
-#endif
-
-//extern "C"
-SIMD_ALIGNED(const int16 kCoefficientsRgbY[768][4]);
-//extern "C"
-SIMD_ALIGNED(const int16 kCoefficientsBgraY[768][4]);
-//extern "C"
-SIMD_ALIGNED(const int16 kCoefficientsAbgrY[768][4]);
-
-void FastConvertYUVToARGBRow_C(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToBGRARow_C(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToABGRRow_C(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUV444ToARGBRow_C(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYToARGBRow_C(const uint8* y_buf,
- uint8* rgb_buf,
- int width);
-
-#ifdef HAS_FASTCONVERTYUVTOARGBROW_SSE2
-void FastConvertYUVToARGBRow_SSE2(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToARGBRow4_SSE2(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToBGRARow_SSE2(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToABGRRow_SSE2(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUV444ToARGBRow_SSE2(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYToARGBRow_SSE2(const uint8* y_buf,
- uint8* rgb_buf,
- int width);
-#endif
-
-#ifdef HAS_FASTCONVERTYUVTOARGBROW_SSSE3
-void FastConvertYUVToARGBRow_SSSE3(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToBGRARow_SSSE3(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUVToABGRRow_SSSE3(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-void FastConvertYUV444ToARGBRow_SSSE3(const uint8* y_buf,
- const uint8* u_buf,
- const uint8* v_buf,
- uint8* rgb_buf,
- int width);
-
-#endif
-
-#ifdef HAS_FASTCONVERTYTOARGBROW_SSE2
-void FastConvertYToARGBRow_SSE2(const uint8* y_buf,
- uint8* rgb_buf,
- int width);
-
-#endif
-
-#ifdef __cplusplus
-} // extern "C"
-} // namespace libyuv
-#endif
-
-#endif // LIBYUV_SOURCE_ROW_H_
--- /dev/null
+++ b/third_party/libyuv/source/row_any.cc
@@ -1,0 +1,542 @@
+/*
+ * Copyright 2012 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#include "third_party/libyuv/include/libyuv/basic_types.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// TODO(fbarchard): Consider 'any' functions handling any quantity of pixels.
+// TODO(fbarchard): Consider 'any' functions handling odd alignment.
+// YUV to RGB does multiple of 8 with SIMD and remainder with C.
+#define YANY(NAMEANY, I420TORGB_SIMD, I420TORGB_C, UV_SHIFT, BPP, MASK) \
+ void NAMEANY(const uint8* y_buf, \
+ const uint8* u_buf, \
+ const uint8* v_buf, \
+ uint8* rgb_buf, \
+ int width) { \+ int n = width & ~MASK; \
+ I420TORGB_SIMD(y_buf, u_buf, v_buf, rgb_buf, n); \
+ I420TORGB_C(y_buf + n, \
+ u_buf + (n >> UV_SHIFT), \
+ v_buf + (n >> UV_SHIFT), \
+ rgb_buf + n * BPP, width & MASK); \
+ }
+
+#ifdef HAS_I422TOARGBROW_SSSE3
+YANY(I444ToARGBRow_Any_SSSE3, I444ToARGBRow_Unaligned_SSSE3, I444ToARGBRow_C,
+ 0, 4, 7)
+YANY(I422ToARGBRow_Any_SSSE3, I422ToARGBRow_Unaligned_SSSE3, I422ToARGBRow_C,
+ 1, 4, 7)
+YANY(I411ToARGBRow_Any_SSSE3, I411ToARGBRow_Unaligned_SSSE3, I411ToARGBRow_C,
+ 2, 4, 7)
+YANY(I422ToBGRARow_Any_SSSE3, I422ToBGRARow_Unaligned_SSSE3, I422ToBGRARow_C,
+ 1, 4, 7)
+YANY(I422ToABGRRow_Any_SSSE3, I422ToABGRRow_Unaligned_SSSE3, I422ToABGRRow_C,
+ 1, 4, 7)
+YANY(I422ToRGBARow_Any_SSSE3, I422ToRGBARow_Unaligned_SSSE3, I422ToRGBARow_C,
+ 1, 4, 7)
+// I422ToRGB565Row_SSSE3 is unaligned.
+YANY(I422ToARGB4444Row_Any_SSSE3, I422ToARGB4444Row_SSSE3, I422ToARGB4444Row_C,
+ 1, 2, 7)
+YANY(I422ToARGB1555Row_Any_SSSE3, I422ToARGB1555Row_SSSE3, I422ToARGB1555Row_C,
+ 1, 2, 7)
+YANY(I422ToRGB565Row_Any_SSSE3, I422ToRGB565Row_SSSE3, I422ToRGB565Row_C,
+ 1, 2, 7)
+// I422ToRGB24Row_SSSE3 is unaligned.
+YANY(I422ToRGB24Row_Any_SSSE3, I422ToRGB24Row_SSSE3, I422ToRGB24Row_C, 1, 3, 7)
+YANY(I422ToRAWRow_Any_SSSE3, I422ToRAWRow_SSSE3, I422ToRAWRow_C, 1, 3, 7)
+YANY(I422ToYUY2Row_Any_SSE2, I422ToYUY2Row_SSE2, I422ToYUY2Row_C, 1, 2, 15)
+YANY(I422ToUYVYRow_Any_SSE2, I422ToUYVYRow_SSE2, I422ToUYVYRow_C, 1, 2, 15)
+#endif // HAS_I422TOARGBROW_SSSE3
+#ifdef HAS_I422TOARGBROW_AVX2
+YANY(I422ToARGBRow_Any_AVX2, I422ToARGBRow_AVX2, I422ToARGBRow_C, 1, 4, 15)
+#endif // HAS_I422TOARGBROW_AVX2
+#ifdef HAS_I422TOARGBROW_NEON
+YANY(I444ToARGBRow_Any_NEON, I444ToARGBRow_NEON, I444ToARGBRow_C, 0, 4, 7)
+YANY(I422ToARGBRow_Any_NEON, I422ToARGBRow_NEON, I422ToARGBRow_C, 1, 4, 7)
+YANY(I411ToARGBRow_Any_NEON, I411ToARGBRow_NEON, I411ToARGBRow_C, 2, 4, 7)
+YANY(I422ToBGRARow_Any_NEON, I422ToBGRARow_NEON, I422ToBGRARow_C, 1, 4, 7)
+YANY(I422ToABGRRow_Any_NEON, I422ToABGRRow_NEON, I422ToABGRRow_C, 1, 4, 7)
+YANY(I422ToRGBARow_Any_NEON, I422ToRGBARow_NEON, I422ToRGBARow_C, 1, 4, 7)
+YANY(I422ToRGB24Row_Any_NEON, I422ToRGB24Row_NEON, I422ToRGB24Row_C, 1, 3, 7)
+YANY(I422ToRAWRow_Any_NEON, I422ToRAWRow_NEON, I422ToRAWRow_C, 1, 3, 7)
+YANY(I422ToARGB4444Row_Any_NEON, I422ToARGB4444Row_NEON, I422ToARGB4444Row_C,
+ 1, 2, 7)
+YANY(I422ToARGB1555Row_Any_NEON, I422ToARGB1555Row_NEON, I422ToARGB1555Row_C,
+ 1, 2, 7)
+YANY(I422ToRGB565Row_Any_NEON, I422ToRGB565Row_NEON, I422ToRGB565Row_C, 1, 2, 7)
+YANY(I422ToYUY2Row_Any_NEON, I422ToYUY2Row_NEON, I422ToYUY2Row_C, 1, 2, 15)
+YANY(I422ToUYVYRow_Any_NEON, I422ToUYVYRow_NEON, I422ToUYVYRow_C, 1, 2, 15)
+#endif // HAS_I422TOARGBROW_NEON
+#undef YANY
+
+// Wrappers to handle odd width
+#define NV2NY(NAMEANY, NV12TORGB_SIMD, NV12TORGB_C, UV_SHIFT, BPP) \
+ void NAMEANY(const uint8* y_buf, \
+ const uint8* uv_buf, \
+ uint8* rgb_buf, \
+ int width) { \+ int n = width & ~7; \
+ NV12TORGB_SIMD(y_buf, uv_buf, rgb_buf, n); \
+ NV12TORGB_C(y_buf + n, \
+ uv_buf + (n >> UV_SHIFT), \
+ rgb_buf + n * BPP, width & 7); \
+ }
+
+#ifdef HAS_NV12TOARGBROW_SSSE3
+NV2NY(NV12ToARGBRow_Any_SSSE3, NV12ToARGBRow_Unaligned_SSSE3, NV12ToARGBRow_C,
+ 0, 4)
+NV2NY(NV21ToARGBRow_Any_SSSE3, NV21ToARGBRow_Unaligned_SSSE3, NV21ToARGBRow_C,
+ 0, 4)
+#endif // HAS_NV12TOARGBROW_SSSE3
+#ifdef HAS_NV12TOARGBROW_NEON
+NV2NY(NV12ToARGBRow_Any_NEON, NV12ToARGBRow_NEON, NV12ToARGBRow_C, 0, 4)
+NV2NY(NV21ToARGBRow_Any_NEON, NV21ToARGBRow_NEON, NV21ToARGBRow_C, 0, 4)
+#endif // HAS_NV12TOARGBROW_NEON
+#ifdef HAS_NV12TORGB565ROW_SSSE3
+NV2NY(NV12ToRGB565Row_Any_SSSE3, NV12ToRGB565Row_SSSE3, NV12ToRGB565Row_C,
+ 0, 2)
+NV2NY(NV21ToRGB565Row_Any_SSSE3, NV21ToRGB565Row_SSSE3, NV21ToRGB565Row_C,
+ 0, 2)
+#endif // HAS_NV12TORGB565ROW_SSSE3
+#ifdef HAS_NV12TORGB565ROW_NEON
+NV2NY(NV12ToRGB565Row_Any_NEON, NV12ToRGB565Row_NEON, NV12ToRGB565Row_C, 0, 2)
+NV2NY(NV21ToRGB565Row_Any_NEON, NV21ToRGB565Row_NEON, NV21ToRGB565Row_C, 0, 2)
+#endif // HAS_NV12TORGB565ROW_NEON
+#undef NVANY
+
+#define RGBANY(NAMEANY, ARGBTORGB_SIMD, ARGBTORGB_C, MASK, SBPP, BPP) \
+ void NAMEANY(const uint8* src, \
+ uint8* dst, \
+ int width) { \+ int n = width & ~MASK; \
+ ARGBTORGB_SIMD(src, dst, n); \
+ ARGBTORGB_C(src + n * SBPP, dst + n * BPP, width & MASK); \
+ }
+
+#if defined(HAS_ARGBTORGB24ROW_SSSE3)
+RGBANY(ARGBToRGB24Row_Any_SSSE3, ARGBToRGB24Row_SSSE3, ARGBToRGB24Row_C,
+ 15, 4, 3)
+RGBANY(ARGBToRAWRow_Any_SSSE3, ARGBToRAWRow_SSSE3, ARGBToRAWRow_C,
+ 15, 4, 3)
+RGBANY(ARGBToRGB565Row_Any_SSE2, ARGBToRGB565Row_SSE2, ARGBToRGB565Row_C,
+ 3, 4, 2)
+RGBANY(ARGBToARGB1555Row_Any_SSE2, ARGBToARGB1555Row_SSE2, ARGBToARGB1555Row_C,
+ 3, 4, 2)
+RGBANY(ARGBToARGB4444Row_Any_SSE2, ARGBToARGB4444Row_SSE2, ARGBToARGB4444Row_C,
+ 3, 4, 2)
+#endif
+#if defined(HAS_I400TOARGBROW_SSE2)
+RGBANY(I400ToARGBRow_Any_SSE2, I400ToARGBRow_Unaligned_SSE2, I400ToARGBRow_C,
+ 7, 1, 4)
+#endif
+#if defined(HAS_YTOARGBROW_SSE2)
+RGBANY(YToARGBRow_Any_SSE2, YToARGBRow_SSE2, YToARGBRow_C,
+ 7, 1, 4)
+RGBANY(YUY2ToARGBRow_Any_SSSE3, YUY2ToARGBRow_Unaligned_SSSE3, YUY2ToARGBRow_C,
+ 15, 2, 4)
+RGBANY(UYVYToARGBRow_Any_SSSE3, UYVYToARGBRow_Unaligned_SSSE3, UYVYToARGBRow_C,
+ 15, 2, 4)
+// These require alignment on ARGB, so C is used for remainder.
+RGBANY(RGB24ToARGBRow_Any_SSSE3, RGB24ToARGBRow_SSSE3, RGB24ToARGBRow_C,
+ 15, 3, 4)
+RGBANY(RAWToARGBRow_Any_SSSE3, RAWToARGBRow_SSSE3, RAWToARGBRow_C,
+ 15, 3, 4)
+RGBANY(RGB565ToARGBRow_Any_SSE2, RGB565ToARGBRow_SSE2, RGB565ToARGBRow_C,
+ 7, 2, 4)
+RGBANY(ARGB1555ToARGBRow_Any_SSE2, ARGB1555ToARGBRow_SSE2, ARGB1555ToARGBRow_C,
+ 7, 2, 4)
+RGBANY(ARGB4444ToARGBRow_Any_SSE2, ARGB4444ToARGBRow_SSE2, ARGB4444ToARGBRow_C,
+ 7, 2, 4)
+#endif
+#if defined(HAS_ARGBTORGB24ROW_NEON)
+RGBANY(ARGBToRGB24Row_Any_NEON, ARGBToRGB24Row_NEON, ARGBToRGB24Row_C, 7, 4, 3)
+RGBANY(ARGBToRAWRow_Any_NEON, ARGBToRAWRow_NEON, ARGBToRAWRow_C, 7, 4, 3)
+RGBANY(ARGBToRGB565Row_Any_NEON, ARGBToRGB565Row_NEON, ARGBToRGB565Row_C,
+ 7, 4, 2)
+RGBANY(ARGBToARGB1555Row_Any_NEON, ARGBToARGB1555Row_NEON, ARGBToARGB1555Row_C,
+ 7, 4, 2)
+RGBANY(ARGBToARGB4444Row_Any_NEON, ARGBToARGB4444Row_NEON, ARGBToARGB4444Row_C,
+ 7, 4, 2)
+RGBANY(I400ToARGBRow_Any_NEON, I400ToARGBRow_NEON, I400ToARGBRow_C,
+ 7, 1, 4)
+RGBANY(YToARGBRow_Any_NEON, YToARGBRow_NEON, YToARGBRow_C,
+ 7, 1, 4)
+RGBANY(YUY2ToARGBRow_Any_NEON, YUY2ToARGBRow_NEON, YUY2ToARGBRow_C,
+ 7, 2, 4)
+RGBANY(UYVYToARGBRow_Any_NEON, UYVYToARGBRow_NEON, UYVYToARGBRow_C,
+ 7, 2, 4)
+#endif
+#undef RGBANY
+
+// ARGB to Bayer does multiple of 4 pixels, SSSE3 aligned src, unaligned dst.
+#define BAYERANY(NAMEANY, ARGBTORGB_SIMD, ARGBTORGB_C, MASK, SBPP, BPP) \
+ void NAMEANY(const uint8* src, \
+ uint8* dst, uint32 selector, \
+ int width) { \+ int n = width & ~MASK; \
+ ARGBTORGB_SIMD(src, dst, selector, n); \
+ ARGBTORGB_C(src + n * SBPP, dst + n * BPP, selector, width & MASK); \
+ }
+
+#if defined(HAS_ARGBTOBAYERROW_SSSE3)
+BAYERANY(ARGBToBayerRow_Any_SSSE3, ARGBToBayerRow_SSSE3, ARGBToBayerRow_C,
+ 7, 4, 1)
+#endif
+#if defined(HAS_ARGBTOBAYERROW_NEON)
+BAYERANY(ARGBToBayerRow_Any_NEON, ARGBToBayerRow_NEON, ARGBToBayerRow_C,
+ 7, 4, 1)
+#endif
+#if defined(HAS_ARGBTOBAYERGGROW_SSE2)
+BAYERANY(ARGBToBayerGGRow_Any_SSE2, ARGBToBayerGGRow_SSE2, ARGBToBayerGGRow_C,
+ 7, 4, 1)
+#endif
+#if defined(HAS_ARGBTOBAYERGGROW_NEON)
+BAYERANY(ARGBToBayerGGRow_Any_NEON, ARGBToBayerGGRow_NEON, ARGBToBayerGGRow_C,
+ 7, 4, 1)
+#endif
+
+#undef BAYERANY
+
+// RGB/YUV to Y does multiple of 16 with SIMD and last 16 with SIMD.
+#define YANY(NAMEANY, ARGBTOY_SIMD, SBPP, BPP, NUM) \
+ void NAMEANY(const uint8* src_argb, uint8* dst_y, int width) { \+ ARGBTOY_SIMD(src_argb, dst_y, width - NUM); \
+ ARGBTOY_SIMD(src_argb + (width - NUM) * SBPP, \
+ dst_y + (width - NUM) * BPP, NUM); \
+ }
+
+#ifdef HAS_ARGBTOYROW_AVX2
+YANY(ARGBToYRow_Any_AVX2, ARGBToYRow_AVX2, 4, 1, 32)
+YANY(ARGBToYJRow_Any_AVX2, ARGBToYJRow_AVX2, 4, 1, 32)
+YANY(YUY2ToYRow_Any_AVX2, YUY2ToYRow_AVX2, 2, 1, 32)
+YANY(UYVYToYRow_Any_AVX2, UYVYToYRow_AVX2, 2, 1, 32)
+#endif
+#ifdef HAS_ARGBTOYROW_SSSE3
+YANY(ARGBToYRow_Any_SSSE3, ARGBToYRow_Unaligned_SSSE3, 4, 1, 16)
+#endif
+#ifdef HAS_BGRATOYROW_SSSE3
+YANY(BGRAToYRow_Any_SSSE3, BGRAToYRow_Unaligned_SSSE3, 4, 1, 16)
+YANY(ABGRToYRow_Any_SSSE3, ABGRToYRow_Unaligned_SSSE3, 4, 1, 16)
+YANY(RGBAToYRow_Any_SSSE3, RGBAToYRow_Unaligned_SSSE3, 4, 1, 16)
+YANY(YUY2ToYRow_Any_SSE2, YUY2ToYRow_Unaligned_SSE2, 2, 1, 16)
+YANY(UYVYToYRow_Any_SSE2, UYVYToYRow_Unaligned_SSE2, 2, 1, 16)
+#endif
+#ifdef HAS_ARGBTOYJROW_SSSE3
+YANY(ARGBToYJRow_Any_SSSE3, ARGBToYJRow_Unaligned_SSSE3, 4, 1, 16)
+#endif
+#ifdef HAS_ARGBTOYROW_NEON
+YANY(ARGBToYRow_Any_NEON, ARGBToYRow_NEON, 4, 1, 8)
+YANY(ARGBToYJRow_Any_NEON, ARGBToYJRow_NEON, 4, 1, 8)
+YANY(BGRAToYRow_Any_NEON, BGRAToYRow_NEON, 4, 1, 8)
+YANY(ABGRToYRow_Any_NEON, ABGRToYRow_NEON, 4, 1, 8)
+YANY(RGBAToYRow_Any_NEON, RGBAToYRow_NEON, 4, 1, 8)
+YANY(RGB24ToYRow_Any_NEON, RGB24ToYRow_NEON, 3, 1, 8)
+YANY(RAWToYRow_Any_NEON, RAWToYRow_NEON, 3, 1, 8)
+YANY(RGB565ToYRow_Any_NEON, RGB565ToYRow_NEON, 2, 1, 8)
+YANY(ARGB1555ToYRow_Any_NEON, ARGB1555ToYRow_NEON, 2, 1, 8)
+YANY(ARGB4444ToYRow_Any_NEON, ARGB4444ToYRow_NEON, 2, 1, 8)
+YANY(YUY2ToYRow_Any_NEON, YUY2ToYRow_NEON, 2, 1, 16)
+YANY(UYVYToYRow_Any_NEON, UYVYToYRow_NEON, 2, 1, 16)
+YANY(RGB24ToARGBRow_Any_NEON, RGB24ToARGBRow_NEON, 3, 4, 8)
+YANY(RAWToARGBRow_Any_NEON, RAWToARGBRow_NEON, 3, 4, 8)
+YANY(RGB565ToARGBRow_Any_NEON, RGB565ToARGBRow_NEON, 2, 4, 8)
+YANY(ARGB1555ToARGBRow_Any_NEON, ARGB1555ToARGBRow_NEON, 2, 4, 8)
+YANY(ARGB4444ToARGBRow_Any_NEON, ARGB4444ToARGBRow_NEON, 2, 4, 8)
+#endif
+#undef YANY
+
+#define YANY(NAMEANY, ARGBTOY_SIMD, ARGBTOY_C, SBPP, BPP, MASK) \
+ void NAMEANY(const uint8* src_argb, uint8* dst_y, int width) { \+ int n = width & ~MASK; \
+ ARGBTOY_SIMD(src_argb, dst_y, n); \
+ ARGBTOY_C(src_argb + n * SBPP, \
+ dst_y + n * BPP, width & MASK); \
+ }
+
+// Attenuate is destructive so last16 method can not be used due to overlap.
+#ifdef HAS_ARGBATTENUATEROW_SSSE3
+YANY(ARGBAttenuateRow_Any_SSSE3, ARGBAttenuateRow_SSSE3, ARGBAttenuateRow_C,
+ 4, 4, 3)
+#endif
+#ifdef HAS_ARGBATTENUATEROW_SSE2
+YANY(ARGBAttenuateRow_Any_SSE2, ARGBAttenuateRow_SSE2, ARGBAttenuateRow_C,
+ 4, 4, 3)
+#endif
+#ifdef HAS_ARGBUNATTENUATEROW_SSE2
+YANY(ARGBUnattenuateRow_Any_SSE2, ARGBUnattenuateRow_SSE2, ARGBUnattenuateRow_C,
+ 4, 4, 3)
+#endif
+#ifdef HAS_ARGBATTENUATEROW_AVX2
+YANY(ARGBAttenuateRow_Any_AVX2, ARGBAttenuateRow_AVX2, ARGBAttenuateRow_C,
+ 4, 4, 7)
+#endif
+#ifdef HAS_ARGBUNATTENUATEROW_AVX2
+YANY(ARGBUnattenuateRow_Any_AVX2, ARGBUnattenuateRow_AVX2, ARGBUnattenuateRow_C,
+ 4, 4, 7)
+#endif
+#ifdef HAS_ARGBATTENUATEROW_NEON
+YANY(ARGBAttenuateRow_Any_NEON, ARGBAttenuateRow_NEON, ARGBAttenuateRow_C,
+ 4, 4, 7)
+#endif
+#undef YANY
+
+// RGB/YUV to UV does multiple of 16 with SIMD and remainder with C.
+#define UVANY(NAMEANY, ANYTOUV_SIMD, ANYTOUV_C, BPP, MASK) \
+ void NAMEANY(const uint8* src_argb, int src_stride_argb, \
+ uint8* dst_u, uint8* dst_v, int width) { \+ int n = width & ~MASK; \
+ ANYTOUV_SIMD(src_argb, src_stride_argb, dst_u, dst_v, n); \
+ ANYTOUV_C(src_argb + n * BPP, src_stride_argb, \
+ dst_u + (n >> 1), \
+ dst_v + (n >> 1), \
+ width & MASK); \
+ }
+
+#ifdef HAS_ARGBTOUVROW_AVX2
+UVANY(ARGBToUVRow_Any_AVX2, ARGBToUVRow_AVX2, ARGBToUVRow_C, 4, 31)
+UVANY(YUY2ToUVRow_Any_AVX2, YUY2ToUVRow_AVX2, YUY2ToUVRow_C, 2, 31)
+UVANY(UYVYToUVRow_Any_AVX2, UYVYToUVRow_AVX2, UYVYToUVRow_C, 2, 31)
+#endif
+#ifdef HAS_ARGBTOUVROW_SSSE3
+UVANY(ARGBToUVRow_Any_SSSE3, ARGBToUVRow_Unaligned_SSSE3, ARGBToUVRow_C, 4, 15)
+UVANY(ARGBToUVJRow_Any_SSSE3, ARGBToUVJRow_Unaligned_SSSE3, ARGBToUVJRow_C,
+ 4, 15)
+UVANY(BGRAToUVRow_Any_SSSE3, BGRAToUVRow_Unaligned_SSSE3, BGRAToUVRow_C, 4, 15)
+UVANY(ABGRToUVRow_Any_SSSE3, ABGRToUVRow_Unaligned_SSSE3, ABGRToUVRow_C, 4, 15)
+UVANY(RGBAToUVRow_Any_SSSE3, RGBAToUVRow_Unaligned_SSSE3, RGBAToUVRow_C, 4, 15)
+UVANY(YUY2ToUVRow_Any_SSE2, YUY2ToUVRow_Unaligned_SSE2, YUY2ToUVRow_C, 2, 15)
+UVANY(UYVYToUVRow_Any_SSE2, UYVYToUVRow_Unaligned_SSE2, UYVYToUVRow_C, 2, 15)
+#endif
+#ifdef HAS_ARGBTOUVROW_NEON
+UVANY(ARGBToUVRow_Any_NEON, ARGBToUVRow_NEON, ARGBToUVRow_C, 4, 15)
+UVANY(ARGBToUVJRow_Any_NEON, ARGBToUVJRow_NEON, ARGBToUVJRow_C, 4, 15)
+UVANY(BGRAToUVRow_Any_NEON, BGRAToUVRow_NEON, BGRAToUVRow_C, 4, 15)
+UVANY(ABGRToUVRow_Any_NEON, ABGRToUVRow_NEON, ABGRToUVRow_C, 4, 15)
+UVANY(RGBAToUVRow_Any_NEON, RGBAToUVRow_NEON, RGBAToUVRow_C, 4, 15)
+UVANY(RGB24ToUVRow_Any_NEON, RGB24ToUVRow_NEON, RGB24ToUVRow_C, 3, 15)
+UVANY(RAWToUVRow_Any_NEON, RAWToUVRow_NEON, RAWToUVRow_C, 3, 15)
+UVANY(RGB565ToUVRow_Any_NEON, RGB565ToUVRow_NEON, RGB565ToUVRow_C, 2, 15)
+UVANY(ARGB1555ToUVRow_Any_NEON, ARGB1555ToUVRow_NEON, ARGB1555ToUVRow_C, 2, 15)
+UVANY(ARGB4444ToUVRow_Any_NEON, ARGB4444ToUVRow_NEON, ARGB4444ToUVRow_C, 2, 15)
+UVANY(YUY2ToUVRow_Any_NEON, YUY2ToUVRow_NEON, YUY2ToUVRow_C, 2, 15)
+UVANY(UYVYToUVRow_Any_NEON, UYVYToUVRow_NEON, UYVYToUVRow_C, 2, 15)
+#endif
+#undef UVANY
+
+#define UV422ANY(NAMEANY, ANYTOUV_SIMD, ANYTOUV_C, BPP, MASK, SHIFT) \
+ void NAMEANY(const uint8* src_uv, \
+ uint8* dst_u, uint8* dst_v, int width) { \+ int n = width & ~MASK; \
+ ANYTOUV_SIMD(src_uv, dst_u, dst_v, n); \
+ ANYTOUV_C(src_uv + n * BPP, \
+ dst_u + (n >> SHIFT), \
+ dst_v + (n >> SHIFT), \
+ width & MASK); \
+ }
+
+#ifdef HAS_ARGBTOUV444ROW_SSSE3
+UV422ANY(ARGBToUV444Row_Any_SSSE3, ARGBToUV444Row_Unaligned_SSSE3,
+ ARGBToUV444Row_C, 4, 15, 0)
+#endif
+#ifdef HAS_YUY2TOUV422ROW_AVX2
+UV422ANY(YUY2ToUV422Row_Any_AVX2, YUY2ToUV422Row_AVX2,
+ YUY2ToUV422Row_C, 2, 31, 1)
+UV422ANY(UYVYToUV422Row_Any_AVX2, UYVYToUV422Row_AVX2,
+ UYVYToUV422Row_C, 2, 31, 1)
+#endif
+#ifdef HAS_ARGBTOUVROW_SSSE3
+UV422ANY(ARGBToUV422Row_Any_SSSE3, ARGBToUV422Row_Unaligned_SSSE3,
+ ARGBToUV422Row_C, 4, 15, 1)
+UV422ANY(YUY2ToUV422Row_Any_SSE2, YUY2ToUV422Row_Unaligned_SSE2,
+ YUY2ToUV422Row_C, 2, 15, 1)
+UV422ANY(UYVYToUV422Row_Any_SSE2, UYVYToUV422Row_Unaligned_SSE2,
+ UYVYToUV422Row_C, 2, 15, 1)
+#endif
+#ifdef HAS_YUY2TOUV422ROW_NEON
+UV422ANY(ARGBToUV444Row_Any_NEON, ARGBToUV444Row_NEON,
+ ARGBToUV444Row_C, 4, 7, 0)
+UV422ANY(ARGBToUV422Row_Any_NEON, ARGBToUV422Row_NEON,
+ ARGBToUV422Row_C, 4, 15, 1)
+UV422ANY(ARGBToUV411Row_Any_NEON, ARGBToUV411Row_NEON,
+ ARGBToUV411Row_C, 4, 31, 2)
+UV422ANY(YUY2ToUV422Row_Any_NEON, YUY2ToUV422Row_NEON,
+ YUY2ToUV422Row_C, 2, 15, 1)
+UV422ANY(UYVYToUV422Row_Any_NEON, UYVYToUV422Row_NEON,
+ UYVYToUV422Row_C, 2, 15, 1)
+#endif
+#undef UV422ANY
+
+#define SPLITUVROWANY(NAMEANY, ANYTOUV_SIMD, ANYTOUV_C, MASK) \
+ void NAMEANY(const uint8* src_uv, \
+ uint8* dst_u, uint8* dst_v, int width) { \+ int n = width & ~MASK; \
+ ANYTOUV_SIMD(src_uv, dst_u, dst_v, n); \
+ ANYTOUV_C(src_uv + n * 2, \
+ dst_u + n, \
+ dst_v + n, \
+ width & MASK); \
+ }
+
+#ifdef HAS_SPLITUVROW_SSE2
+SPLITUVROWANY(SplitUVRow_Any_SSE2, SplitUVRow_Unaligned_SSE2, SplitUVRow_C, 15)
+#endif
+#ifdef HAS_SPLITUVROW_AVX2
+SPLITUVROWANY(SplitUVRow_Any_AVX2, SplitUVRow_AVX2, SplitUVRow_C, 31)
+#endif
+#ifdef HAS_SPLITUVROW_NEON
+SPLITUVROWANY(SplitUVRow_Any_NEON, SplitUVRow_NEON, SplitUVRow_C, 15)
+#endif
+#ifdef HAS_SPLITUVROW_MIPS_DSPR2
+SPLITUVROWANY(SplitUVRow_Any_MIPS_DSPR2, SplitUVRow_Unaligned_MIPS_DSPR2,
+ SplitUVRow_C, 15)
+#endif
+#undef SPLITUVROWANY
+
+#define MERGEUVROW_ANY(NAMEANY, ANYTOUV_SIMD, ANYTOUV_C, MASK) \
+ void NAMEANY(const uint8* src_u, const uint8* src_v, \
+ uint8* dst_uv, int width) { \+ int n = width & ~MASK; \
+ ANYTOUV_SIMD(src_u, src_v, dst_uv, n); \
+ ANYTOUV_C(src_u + n, \
+ src_v + n, \
+ dst_uv + n * 2, \
+ width & MASK); \
+ }
+
+#ifdef HAS_MERGEUVROW_SSE2
+MERGEUVROW_ANY(MergeUVRow_Any_SSE2, MergeUVRow_Unaligned_SSE2, MergeUVRow_C, 15)
+#endif
+#ifdef HAS_MERGEUVROW_AVX2
+MERGEUVROW_ANY(MergeUVRow_Any_AVX2, MergeUVRow_AVX2, MergeUVRow_C, 31)
+#endif
+#ifdef HAS_MERGEUVROW_NEON
+MERGEUVROW_ANY(MergeUVRow_Any_NEON, MergeUVRow_NEON, MergeUVRow_C, 15)
+#endif
+#undef MERGEUVROW_ANY
+
+#define MATHROW_ANY(NAMEANY, ARGBMATH_SIMD, ARGBMATH_C, MASK) \
+ void NAMEANY(const uint8* src_argb0, const uint8* src_argb1, \
+ uint8* dst_argb, int width) { \+ int n = width & ~MASK; \
+ ARGBMATH_SIMD(src_argb0, src_argb1, dst_argb, n); \
+ ARGBMATH_C(src_argb0 + n * 4, \
+ src_argb1 + n * 4, \
+ dst_argb + n * 4, \
+ width & MASK); \
+ }
+
+#ifdef HAS_ARGBMULTIPLYROW_SSE2
+MATHROW_ANY(ARGBMultiplyRow_Any_SSE2, ARGBMultiplyRow_SSE2, ARGBMultiplyRow_C,
+ 3)
+#endif
+#ifdef HAS_ARGBADDROW_SSE2
+MATHROW_ANY(ARGBAddRow_Any_SSE2, ARGBAddRow_SSE2, ARGBAddRow_C, 3)
+#endif
+#ifdef HAS_ARGBSUBTRACTROW_SSE2
+MATHROW_ANY(ARGBSubtractRow_Any_SSE2, ARGBSubtractRow_SSE2, ARGBSubtractRow_C,
+ 3)
+#endif
+#ifdef HAS_ARGBMULTIPLYROW_AVX2
+MATHROW_ANY(ARGBMultiplyRow_Any_AVX2, ARGBMultiplyRow_AVX2, ARGBMultiplyRow_C,
+ 7)
+#endif
+#ifdef HAS_ARGBADDROW_AVX2
+MATHROW_ANY(ARGBAddRow_Any_AVX2, ARGBAddRow_AVX2, ARGBAddRow_C, 7)
+#endif
+#ifdef HAS_ARGBSUBTRACTROW_AVX2
+MATHROW_ANY(ARGBSubtractRow_Any_AVX2, ARGBSubtractRow_AVX2, ARGBSubtractRow_C,
+ 7)
+#endif
+#ifdef HAS_ARGBMULTIPLYROW_NEON
+MATHROW_ANY(ARGBMultiplyRow_Any_NEON, ARGBMultiplyRow_NEON, ARGBMultiplyRow_C,
+ 7)
+#endif
+#ifdef HAS_ARGBADDROW_NEON
+MATHROW_ANY(ARGBAddRow_Any_NEON, ARGBAddRow_NEON, ARGBAddRow_C, 7)
+#endif
+#ifdef HAS_ARGBSUBTRACTROW_NEON
+MATHROW_ANY(ARGBSubtractRow_Any_NEON, ARGBSubtractRow_NEON, ARGBSubtractRow_C,
+ 7)
+#endif
+#undef MATHROW_ANY
+
+// Shuffle may want to work in place, so last16 method can not be used.
+#define YANY(NAMEANY, ARGBTOY_SIMD, ARGBTOY_C, SBPP, BPP, MASK) \
+ void NAMEANY(const uint8* src_argb, uint8* dst_argb, \
+ const uint8* shuffler, int width) { \+ int n = width & ~MASK; \
+ ARGBTOY_SIMD(src_argb, dst_argb, shuffler, n); \
+ ARGBTOY_C(src_argb + n * SBPP, \
+ dst_argb + n * BPP, shuffler, width & MASK); \
+ }
+
+#ifdef HAS_ARGBSHUFFLEROW_SSE2
+YANY(ARGBShuffleRow_Any_SSE2, ARGBShuffleRow_SSE2,
+ ARGBShuffleRow_C, 4, 4, 3)
+#endif
+#ifdef HAS_ARGBSHUFFLEROW_SSSE3
+YANY(ARGBShuffleRow_Any_SSSE3, ARGBShuffleRow_Unaligned_SSSE3,
+ ARGBShuffleRow_C, 4, 4, 7)
+#endif
+#ifdef HAS_ARGBSHUFFLEROW_AVX2
+YANY(ARGBShuffleRow_Any_AVX2, ARGBShuffleRow_AVX2,
+ ARGBShuffleRow_C, 4, 4, 15)
+#endif
+#ifdef HAS_ARGBSHUFFLEROW_NEON
+YANY(ARGBShuffleRow_Any_NEON, ARGBShuffleRow_NEON,
+ ARGBShuffleRow_C, 4, 4, 3)
+#endif
+#undef YANY
+
+// Interpolate may want to work in place, so last16 method can not be used.
+#define NANY(NAMEANY, TERP_SIMD, TERP_C, SBPP, BPP, MASK) \
+ void NAMEANY(uint8* dst_ptr, const uint8* src_ptr, \
+ ptrdiff_t src_stride_ptr, int width, \
+ int source_y_fraction) { \+ int n = width & ~MASK; \
+ TERP_SIMD(dst_ptr, src_ptr, src_stride_ptr, \
+ n, source_y_fraction); \
+ TERP_C(dst_ptr + n * BPP, \
+ src_ptr + n * SBPP, src_stride_ptr, \
+ width & MASK, source_y_fraction); \
+ }
+
+#ifdef HAS_INTERPOLATEROW_AVX2
+NANY(InterpolateRow_Any_AVX2, InterpolateRow_AVX2,
+ InterpolateRow_C, 1, 1, 32)
+#endif
+#ifdef HAS_INTERPOLATEROW_SSSE3
+NANY(InterpolateRow_Any_SSSE3, InterpolateRow_Unaligned_SSSE3,
+ InterpolateRow_C, 1, 1, 15)
+#endif
+#ifdef HAS_INTERPOLATEROW_SSE2
+NANY(InterpolateRow_Any_SSE2, InterpolateRow_Unaligned_SSE2,
+ InterpolateRow_C, 1, 1, 15)
+#endif
+#ifdef HAS_INTERPOLATEROW_NEON
+NANY(InterpolateRow_Any_NEON, InterpolateRow_NEON,
+ InterpolateRow_C, 1, 1, 15)
+#endif
+#ifdef HAS_INTERPOLATEROW_MIPS_DSPR2
+NANY(InterpolateRow_Any_MIPS_DSPR2, InterpolateRow_MIPS_DSPR2,
+ InterpolateRow_C, 1, 1, 3)
+#endif
+#undef NANY
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/row_common.cc
@@ -1,0 +1,2286 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#include <string.h> // For memcpy and memset.
+
+#include "third_party/libyuv/include/libyuv/basic_types.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// llvm x86 is poor at ternary operator, so use branchless min/max.
+
+#define USE_BRANCHLESS 1
+#if USE_BRANCHLESS
+static __inline int32 clamp0(int32 v) {+ return ((-(v) >> 31) & (v));
+}
+
+static __inline int32 clamp255(int32 v) {+ return (((255 - (v)) >> 31) | (v)) & 255;
+}
+
+static __inline uint32 Clamp(int32 val) {+ int v = clamp0(val);
+ return (uint32)(clamp255(v));
+}
+
+static __inline uint32 Abs(int32 v) {+ int m = v >> 31;
+ return (v + m) ^ m;
+}
+#else // USE_BRANCHLESS
+static __inline int32 clamp0(int32 v) {+ return (v < 0) ? 0 : v;
+}
+
+static __inline int32 clamp255(int32 v) {+ return (v > 255) ? 255 : v;
+}
+
+static __inline uint32 Clamp(int32 val) {+ int v = clamp0(val);
+ return (uint32)(clamp255(v));
+}
+
+static __inline uint32 Abs(int32 v) {+ return (v < 0) ? -v : v;
+}
+#endif // USE_BRANCHLESS
+
+#ifdef LIBYUV_LITTLE_ENDIAN
+#define WRITEWORD(p, v) *(uint32*)(p) = v
+#else
+static inline void WRITEWORD(uint8* p, uint32 v) {+ p[0] = (uint8)(v & 255);
+ p[1] = (uint8)((v >> 8) & 255);
+ p[2] = (uint8)((v >> 16) & 255);
+ p[3] = (uint8)((v >> 24) & 255);
+}
+#endif
+
+void RGB24ToARGBRow_C(const uint8* src_rgb24, uint8* dst_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_rgb24[0];
+ uint8 g = src_rgb24[1];
+ uint8 r = src_rgb24[2];
+ dst_argb[0] = b;
+ dst_argb[1] = g;
+ dst_argb[2] = r;
+ dst_argb[3] = 255u;
+ dst_argb += 4;
+ src_rgb24 += 3;
+ }
+}
+
+void RAWToARGBRow_C(const uint8* src_raw, uint8* dst_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 r = src_raw[0];
+ uint8 g = src_raw[1];
+ uint8 b = src_raw[2];
+ dst_argb[0] = b;
+ dst_argb[1] = g;
+ dst_argb[2] = r;
+ dst_argb[3] = 255u;
+ dst_argb += 4;
+ src_raw += 3;
+ }
+}
+
+void RGB565ToARGBRow_C(const uint8* src_rgb565, uint8* dst_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_rgb565[0] & 0x1f;
+ uint8 g = (src_rgb565[0] >> 5) | ((src_rgb565[1] & 0x07) << 3);
+ uint8 r = src_rgb565[1] >> 3;
+ dst_argb[0] = (b << 3) | (b >> 2);
+ dst_argb[1] = (g << 2) | (g >> 4);
+ dst_argb[2] = (r << 3) | (r >> 2);
+ dst_argb[3] = 255u;
+ dst_argb += 4;
+ src_rgb565 += 2;
+ }
+}
+
+void ARGB1555ToARGBRow_C(const uint8* src_argb1555, uint8* dst_argb,
+ int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_argb1555[0] & 0x1f;
+ uint8 g = (src_argb1555[0] >> 5) | ((src_argb1555[1] & 0x03) << 3);
+ uint8 r = (src_argb1555[1] & 0x7c) >> 2;
+ uint8 a = src_argb1555[1] >> 7;
+ dst_argb[0] = (b << 3) | (b >> 2);
+ dst_argb[1] = (g << 3) | (g >> 2);
+ dst_argb[2] = (r << 3) | (r >> 2);
+ dst_argb[3] = -a;
+ dst_argb += 4;
+ src_argb1555 += 2;
+ }
+}
+
+void ARGB4444ToARGBRow_C(const uint8* src_argb4444, uint8* dst_argb,
+ int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_argb4444[0] & 0x0f;
+ uint8 g = src_argb4444[0] >> 4;
+ uint8 r = src_argb4444[1] & 0x0f;
+ uint8 a = src_argb4444[1] >> 4;
+ dst_argb[0] = (b << 4) | b;
+ dst_argb[1] = (g << 4) | g;
+ dst_argb[2] = (r << 4) | r;
+ dst_argb[3] = (a << 4) | a;
+ dst_argb += 4;
+ src_argb4444 += 2;
+ }
+}
+
+void ARGBToRGB24Row_C(const uint8* src_argb, uint8* dst_rgb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_argb[0];
+ uint8 g = src_argb[1];
+ uint8 r = src_argb[2];
+ dst_rgb[0] = b;
+ dst_rgb[1] = g;
+ dst_rgb[2] = r;
+ dst_rgb += 3;
+ src_argb += 4;
+ }
+}
+
+void ARGBToRAWRow_C(const uint8* src_argb, uint8* dst_rgb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_argb[0];
+ uint8 g = src_argb[1];
+ uint8 r = src_argb[2];
+ dst_rgb[0] = r;
+ dst_rgb[1] = g;
+ dst_rgb[2] = b;
+ dst_rgb += 3;
+ src_argb += 4;
+ }
+}
+
+void ARGBToRGB565Row_C(const uint8* src_argb, uint8* dst_rgb, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 b0 = src_argb[0] >> 3;
+ uint8 g0 = src_argb[1] >> 2;
+ uint8 r0 = src_argb[2] >> 3;
+ uint8 b1 = src_argb[4] >> 3;
+ uint8 g1 = src_argb[5] >> 2;
+ uint8 r1 = src_argb[6] >> 3;
+ WRITEWORD(dst_rgb, b0 | (g0 << 5) | (r0 << 11) |
+ (b1 << 16) | (g1 << 21) | (r1 << 27));
+ dst_rgb += 4;
+ src_argb += 8;
+ }
+ if (width & 1) {+ uint8 b0 = src_argb[0] >> 3;
+ uint8 g0 = src_argb[1] >> 2;
+ uint8 r0 = src_argb[2] >> 3;
+ *(uint16*)(dst_rgb) = b0 | (g0 << 5) | (r0 << 11);
+ }
+}
+
+void ARGBToARGB1555Row_C(const uint8* src_argb, uint8* dst_rgb, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 b0 = src_argb[0] >> 3;
+ uint8 g0 = src_argb[1] >> 3;
+ uint8 r0 = src_argb[2] >> 3;
+ uint8 a0 = src_argb[3] >> 7;
+ uint8 b1 = src_argb[4] >> 3;
+ uint8 g1 = src_argb[5] >> 3;
+ uint8 r1 = src_argb[6] >> 3;
+ uint8 a1 = src_argb[7] >> 7;
+ *(uint32*)(dst_rgb) =
+ b0 | (g0 << 5) | (r0 << 10) | (a0 << 15) |
+ (b1 << 16) | (g1 << 21) | (r1 << 26) | (a1 << 31);
+ dst_rgb += 4;
+ src_argb += 8;
+ }
+ if (width & 1) {+ uint8 b0 = src_argb[0] >> 3;
+ uint8 g0 = src_argb[1] >> 3;
+ uint8 r0 = src_argb[2] >> 3;
+ uint8 a0 = src_argb[3] >> 7;
+ *(uint16*)(dst_rgb) =
+ b0 | (g0 << 5) | (r0 << 10) | (a0 << 15);
+ }
+}
+
+void ARGBToARGB4444Row_C(const uint8* src_argb, uint8* dst_rgb, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 b0 = src_argb[0] >> 4;
+ uint8 g0 = src_argb[1] >> 4;
+ uint8 r0 = src_argb[2] >> 4;
+ uint8 a0 = src_argb[3] >> 4;
+ uint8 b1 = src_argb[4] >> 4;
+ uint8 g1 = src_argb[5] >> 4;
+ uint8 r1 = src_argb[6] >> 4;
+ uint8 a1 = src_argb[7] >> 4;
+ *(uint32*)(dst_rgb) =
+ b0 | (g0 << 4) | (r0 << 8) | (a0 << 12) |
+ (b1 << 16) | (g1 << 20) | (r1 << 24) | (a1 << 28);
+ dst_rgb += 4;
+ src_argb += 8;
+ }
+ if (width & 1) {+ uint8 b0 = src_argb[0] >> 4;
+ uint8 g0 = src_argb[1] >> 4;
+ uint8 r0 = src_argb[2] >> 4;
+ uint8 a0 = src_argb[3] >> 4;
+ *(uint16*)(dst_rgb) =
+ b0 | (g0 << 4) | (r0 << 8) | (a0 << 12);
+ }
+}
+
+static __inline int RGBToY(uint8 r, uint8 g, uint8 b) {+ return (66 * r + 129 * g + 25 * b + 0x1080) >> 8;
+}
+
+static __inline int RGBToU(uint8 r, uint8 g, uint8 b) {+ return (112 * b - 74 * g - 38 * r + 0x8080) >> 8;
+}
+static __inline int RGBToV(uint8 r, uint8 g, uint8 b) {+ return (112 * r - 94 * g - 18 * b + 0x8080) >> 8;
+}
+
+#define MAKEROWY(NAME, R, G, B, BPP) \
+void NAME ## ToYRow_C(const uint8* src_argb0, uint8* dst_y, int width) { \+ int x; \
+ for (x = 0; x < width; ++x) { \+ dst_y[0] = RGBToY(src_argb0[R], src_argb0[G], src_argb0[B]); \
+ src_argb0 += BPP; \
+ dst_y += 1; \
+ } \
+} \
+void NAME ## ToUVRow_C(const uint8* src_rgb0, int src_stride_rgb, \
+ uint8* dst_u, uint8* dst_v, int width) { \+ const uint8* src_rgb1 = src_rgb0 + src_stride_rgb; \
+ int x; \
+ for (x = 0; x < width - 1; x += 2) { \+ uint8 ab = (src_rgb0[B] + src_rgb0[B + BPP] + \
+ src_rgb1[B] + src_rgb1[B + BPP]) >> 2; \
+ uint8 ag = (src_rgb0[G] + src_rgb0[G + BPP] + \
+ src_rgb1[G] + src_rgb1[G + BPP]) >> 2; \
+ uint8 ar = (src_rgb0[R] + src_rgb0[R + BPP] + \
+ src_rgb1[R] + src_rgb1[R + BPP]) >> 2; \
+ dst_u[0] = RGBToU(ar, ag, ab); \
+ dst_v[0] = RGBToV(ar, ag, ab); \
+ src_rgb0 += BPP * 2; \
+ src_rgb1 += BPP * 2; \
+ dst_u += 1; \
+ dst_v += 1; \
+ } \
+ if (width & 1) { \+ uint8 ab = (src_rgb0[B] + src_rgb1[B]) >> 1; \
+ uint8 ag = (src_rgb0[G] + src_rgb1[G]) >> 1; \
+ uint8 ar = (src_rgb0[R] + src_rgb1[R]) >> 1; \
+ dst_u[0] = RGBToU(ar, ag, ab); \
+ dst_v[0] = RGBToV(ar, ag, ab); \
+ } \
+}
+
+MAKEROWY(ARGB, 2, 1, 0, 4)
+MAKEROWY(BGRA, 1, 2, 3, 4)
+MAKEROWY(ABGR, 0, 1, 2, 4)
+MAKEROWY(RGBA, 3, 2, 1, 4)
+MAKEROWY(RGB24, 2, 1, 0, 3)
+MAKEROWY(RAW, 0, 1, 2, 3)
+#undef MAKEROWY
+
+// JPeg uses a variation on BT.601-1 full range
+// y = 0.29900 * r + 0.58700 * g + 0.11400 * b
+// u = -0.16874 * r - 0.33126 * g + 0.50000 * b + center
+// v = 0.50000 * r - 0.41869 * g - 0.08131 * b + center
+// BT.601 Mpeg range uses:
+// b 0.1016 * 255 = 25.908 = 25
+// g 0.5078 * 255 = 129.489 = 129
+// r 0.2578 * 255 = 65.739 = 66
+// JPeg 8 bit Y (not used):
+// b 0.11400 * 256 = 29.184 = 29
+// g 0.58700 * 256 = 150.272 = 150
+// r 0.29900 * 256 = 76.544 = 77
+// JPeg 7 bit Y:
+// b 0.11400 * 128 = 14.592 = 15
+// g 0.58700 * 128 = 75.136 = 75
+// r 0.29900 * 128 = 38.272 = 38
+// JPeg 8 bit U:
+// b 0.50000 * 255 = 127.5 = 127
+// g -0.33126 * 255 = -84.4713 = -84
+// r -0.16874 * 255 = -43.0287 = -43
+// JPeg 8 bit V:
+// b -0.08131 * 255 = -20.73405 = -20
+// g -0.41869 * 255 = -106.76595 = -107
+// r 0.50000 * 255 = 127.5 = 127
+
+static __inline int RGBToYJ(uint8 r, uint8 g, uint8 b) {+ return (38 * r + 75 * g + 15 * b + 64) >> 7;
+}
+
+static __inline int RGBToUJ(uint8 r, uint8 g, uint8 b) {+ return (127 * b - 84 * g - 43 * r + 0x8080) >> 8;
+}
+static __inline int RGBToVJ(uint8 r, uint8 g, uint8 b) {+ return (127 * r - 107 * g - 20 * b + 0x8080) >> 8;
+}
+
+#define AVGB(a, b) (((a) + (b) + 1) >> 1)
+
+#define MAKEROWYJ(NAME, R, G, B, BPP) \
+void NAME ## ToYJRow_C(const uint8* src_argb0, uint8* dst_y, int width) { \+ int x; \
+ for (x = 0; x < width; ++x) { \+ dst_y[0] = RGBToYJ(src_argb0[R], src_argb0[G], src_argb0[B]); \
+ src_argb0 += BPP; \
+ dst_y += 1; \
+ } \
+} \
+void NAME ## ToUVJRow_C(const uint8* src_rgb0, int src_stride_rgb, \
+ uint8* dst_u, uint8* dst_v, int width) { \+ const uint8* src_rgb1 = src_rgb0 + src_stride_rgb; \
+ int x; \
+ for (x = 0; x < width - 1; x += 2) { \+ uint8 ab = AVGB(AVGB(src_rgb0[B], src_rgb1[B]), \
+ AVGB(src_rgb0[B + BPP], src_rgb1[B + BPP])); \
+ uint8 ag = AVGB(AVGB(src_rgb0[G], src_rgb1[G]), \
+ AVGB(src_rgb0[G + BPP], src_rgb1[G + BPP])); \
+ uint8 ar = AVGB(AVGB(src_rgb0[R], src_rgb1[R]), \
+ AVGB(src_rgb0[R + BPP], src_rgb1[R + BPP])); \
+ dst_u[0] = RGBToUJ(ar, ag, ab); \
+ dst_v[0] = RGBToVJ(ar, ag, ab); \
+ src_rgb0 += BPP * 2; \
+ src_rgb1 += BPP * 2; \
+ dst_u += 1; \
+ dst_v += 1; \
+ } \
+ if (width & 1) { \+ uint8 ab = AVGB(src_rgb0[B], src_rgb1[B]); \
+ uint8 ag = AVGB(src_rgb0[G], src_rgb1[G]); \
+ uint8 ar = AVGB(src_rgb0[R], src_rgb1[R]); \
+ dst_u[0] = RGBToUJ(ar, ag, ab); \
+ dst_v[0] = RGBToVJ(ar, ag, ab); \
+ } \
+}
+
+MAKEROWYJ(ARGB, 2, 1, 0, 4)
+#undef MAKEROWYJ
+
+void RGB565ToYRow_C(const uint8* src_rgb565, uint8* dst_y, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_rgb565[0] & 0x1f;
+ uint8 g = (src_rgb565[0] >> 5) | ((src_rgb565[1] & 0x07) << 3);
+ uint8 r = src_rgb565[1] >> 3;
+ b = (b << 3) | (b >> 2);
+ g = (g << 2) | (g >> 4);
+ r = (r << 3) | (r >> 2);
+ dst_y[0] = RGBToY(r, g, b);
+ src_rgb565 += 2;
+ dst_y += 1;
+ }
+}
+
+void ARGB1555ToYRow_C(const uint8* src_argb1555, uint8* dst_y, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_argb1555[0] & 0x1f;
+ uint8 g = (src_argb1555[0] >> 5) | ((src_argb1555[1] & 0x03) << 3);
+ uint8 r = (src_argb1555[1] & 0x7c) >> 2;
+ b = (b << 3) | (b >> 2);
+ g = (g << 3) | (g >> 2);
+ r = (r << 3) | (r >> 2);
+ dst_y[0] = RGBToY(r, g, b);
+ src_argb1555 += 2;
+ dst_y += 1;
+ }
+}
+
+void ARGB4444ToYRow_C(const uint8* src_argb4444, uint8* dst_y, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 b = src_argb4444[0] & 0x0f;
+ uint8 g = src_argb4444[0] >> 4;
+ uint8 r = src_argb4444[1] & 0x0f;
+ b = (b << 4) | b;
+ g = (g << 4) | g;
+ r = (r << 4) | r;
+ dst_y[0] = RGBToY(r, g, b);
+ src_argb4444 += 2;
+ dst_y += 1;
+ }
+}
+
+void RGB565ToUVRow_C(const uint8* src_rgb565, int src_stride_rgb565,
+ uint8* dst_u, uint8* dst_v, int width) {+ const uint8* next_rgb565 = src_rgb565 + src_stride_rgb565;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 b0 = src_rgb565[0] & 0x1f;
+ uint8 g0 = (src_rgb565[0] >> 5) | ((src_rgb565[1] & 0x07) << 3);
+ uint8 r0 = src_rgb565[1] >> 3;
+ uint8 b1 = src_rgb565[2] & 0x1f;
+ uint8 g1 = (src_rgb565[2] >> 5) | ((src_rgb565[3] & 0x07) << 3);
+ uint8 r1 = src_rgb565[3] >> 3;
+ uint8 b2 = next_rgb565[0] & 0x1f;
+ uint8 g2 = (next_rgb565[0] >> 5) | ((next_rgb565[1] & 0x07) << 3);
+ uint8 r2 = next_rgb565[1] >> 3;
+ uint8 b3 = next_rgb565[2] & 0x1f;
+ uint8 g3 = (next_rgb565[2] >> 5) | ((next_rgb565[3] & 0x07) << 3);
+ uint8 r3 = next_rgb565[3] >> 3;
+ uint8 b = (b0 + b1 + b2 + b3); // 565 * 4 = 787.
+ uint8 g = (g0 + g1 + g2 + g3);
+ uint8 r = (r0 + r1 + r2 + r3);
+ b = (b << 1) | (b >> 6); // 787 -> 888.
+ r = (r << 1) | (r >> 6);
+ dst_u[0] = RGBToU(r, g, b);
+ dst_v[0] = RGBToV(r, g, b);
+ src_rgb565 += 4;
+ next_rgb565 += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+ if (width & 1) {+ uint8 b0 = src_rgb565[0] & 0x1f;
+ uint8 g0 = (src_rgb565[0] >> 5) | ((src_rgb565[1] & 0x07) << 3);
+ uint8 r0 = src_rgb565[1] >> 3;
+ uint8 b2 = next_rgb565[0] & 0x1f;
+ uint8 g2 = (next_rgb565[0] >> 5) | ((next_rgb565[1] & 0x07) << 3);
+ uint8 r2 = next_rgb565[1] >> 3;
+ uint8 b = (b0 + b2); // 565 * 2 = 676.
+ uint8 g = (g0 + g2);
+ uint8 r = (r0 + r2);
+ b = (b << 2) | (b >> 4); // 676 -> 888
+ g = (g << 1) | (g >> 6);
+ r = (r << 2) | (r >> 4);
+ dst_u[0] = RGBToU(r, g, b);
+ dst_v[0] = RGBToV(r, g, b);
+ }
+}
+
+void ARGB1555ToUVRow_C(const uint8* src_argb1555, int src_stride_argb1555,
+ uint8* dst_u, uint8* dst_v, int width) {+ const uint8* next_argb1555 = src_argb1555 + src_stride_argb1555;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 b0 = src_argb1555[0] & 0x1f;
+ uint8 g0 = (src_argb1555[0] >> 5) | ((src_argb1555[1] & 0x03) << 3);
+ uint8 r0 = (src_argb1555[1] & 0x7c) >> 2;
+ uint8 b1 = src_argb1555[2] & 0x1f;
+ uint8 g1 = (src_argb1555[2] >> 5) | ((src_argb1555[3] & 0x03) << 3);
+ uint8 r1 = (src_argb1555[3] & 0x7c) >> 2;
+ uint8 b2 = next_argb1555[0] & 0x1f;
+ uint8 g2 = (next_argb1555[0] >> 5) | ((next_argb1555[1] & 0x03) << 3);
+ uint8 r2 = (next_argb1555[1] & 0x7c) >> 2;
+ uint8 b3 = next_argb1555[2] & 0x1f;
+ uint8 g3 = (next_argb1555[2] >> 5) | ((next_argb1555[3] & 0x03) << 3);
+ uint8 r3 = (next_argb1555[3] & 0x7c) >> 2;
+ uint8 b = (b0 + b1 + b2 + b3); // 555 * 4 = 777.
+ uint8 g = (g0 + g1 + g2 + g3);
+ uint8 r = (r0 + r1 + r2 + r3);
+ b = (b << 1) | (b >> 6); // 777 -> 888.
+ g = (g << 1) | (g >> 6);
+ r = (r << 1) | (r >> 6);
+ dst_u[0] = RGBToU(r, g, b);
+ dst_v[0] = RGBToV(r, g, b);
+ src_argb1555 += 4;
+ next_argb1555 += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+ if (width & 1) {+ uint8 b0 = src_argb1555[0] & 0x1f;
+ uint8 g0 = (src_argb1555[0] >> 5) | ((src_argb1555[1] & 0x03) << 3);
+ uint8 r0 = (src_argb1555[1] & 0x7c) >> 2;
+ uint8 b2 = next_argb1555[0] & 0x1f;
+ uint8 g2 = (next_argb1555[0] >> 5) | ((next_argb1555[1] & 0x03) << 3);
+ uint8 r2 = next_argb1555[1] >> 3;
+ uint8 b = (b0 + b2); // 555 * 2 = 666.
+ uint8 g = (g0 + g2);
+ uint8 r = (r0 + r2);
+ b = (b << 2) | (b >> 4); // 666 -> 888.
+ g = (g << 2) | (g >> 4);
+ r = (r << 2) | (r >> 4);
+ dst_u[0] = RGBToU(r, g, b);
+ dst_v[0] = RGBToV(r, g, b);
+ }
+}
+
+void ARGB4444ToUVRow_C(const uint8* src_argb4444, int src_stride_argb4444,
+ uint8* dst_u, uint8* dst_v, int width) {+ const uint8* next_argb4444 = src_argb4444 + src_stride_argb4444;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 b0 = src_argb4444[0] & 0x0f;
+ uint8 g0 = src_argb4444[0] >> 4;
+ uint8 r0 = src_argb4444[1] & 0x0f;
+ uint8 b1 = src_argb4444[2] & 0x0f;
+ uint8 g1 = src_argb4444[2] >> 4;
+ uint8 r1 = src_argb4444[3] & 0x0f;
+ uint8 b2 = next_argb4444[0] & 0x0f;
+ uint8 g2 = next_argb4444[0] >> 4;
+ uint8 r2 = next_argb4444[1] & 0x0f;
+ uint8 b3 = next_argb4444[2] & 0x0f;
+ uint8 g3 = next_argb4444[2] >> 4;
+ uint8 r3 = next_argb4444[3] & 0x0f;
+ uint8 b = (b0 + b1 + b2 + b3); // 444 * 4 = 666.
+ uint8 g = (g0 + g1 + g2 + g3);
+ uint8 r = (r0 + r1 + r2 + r3);
+ b = (b << 2) | (b >> 4); // 666 -> 888.
+ g = (g << 2) | (g >> 4);
+ r = (r << 2) | (r >> 4);
+ dst_u[0] = RGBToU(r, g, b);
+ dst_v[0] = RGBToV(r, g, b);
+ src_argb4444 += 4;
+ next_argb4444 += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+ if (width & 1) {+ uint8 b0 = src_argb4444[0] & 0x0f;
+ uint8 g0 = src_argb4444[0] >> 4;
+ uint8 r0 = src_argb4444[1] & 0x0f;
+ uint8 b2 = next_argb4444[0] & 0x0f;
+ uint8 g2 = next_argb4444[0] >> 4;
+ uint8 r2 = next_argb4444[1] & 0x0f;
+ uint8 b = (b0 + b2); // 444 * 2 = 555.
+ uint8 g = (g0 + g2);
+ uint8 r = (r0 + r2);
+ b = (b << 3) | (b >> 2); // 555 -> 888.
+ g = (g << 3) | (g >> 2);
+ r = (r << 3) | (r >> 2);
+ dst_u[0] = RGBToU(r, g, b);
+ dst_v[0] = RGBToV(r, g, b);
+ }
+}
+
+void ARGBToUV444Row_C(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 ab = src_argb[0];
+ uint8 ag = src_argb[1];
+ uint8 ar = src_argb[2];
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ src_argb += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+}
+
+void ARGBToUV422Row_C(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 ab = (src_argb[0] + src_argb[4]) >> 1;
+ uint8 ag = (src_argb[1] + src_argb[5]) >> 1;
+ uint8 ar = (src_argb[2] + src_argb[6]) >> 1;
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ src_argb += 8;
+ dst_u += 1;
+ dst_v += 1;
+ }
+ if (width & 1) {+ uint8 ab = src_argb[0];
+ uint8 ag = src_argb[1];
+ uint8 ar = src_argb[2];
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ }
+}
+
+void ARGBToUV411Row_C(const uint8* src_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ int x;
+ for (x = 0; x < width - 3; x += 4) {+ uint8 ab = (src_argb[0] + src_argb[4] + src_argb[8] + src_argb[12]) >> 2;
+ uint8 ag = (src_argb[1] + src_argb[5] + src_argb[9] + src_argb[13]) >> 2;
+ uint8 ar = (src_argb[2] + src_argb[6] + src_argb[10] + src_argb[14]) >> 2;
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ src_argb += 16;
+ dst_u += 1;
+ dst_v += 1;
+ }
+ if ((width & 3) == 3) {+ uint8 ab = (src_argb[0] + src_argb[4] + src_argb[8]) / 3;
+ uint8 ag = (src_argb[1] + src_argb[5] + src_argb[9]) / 3;
+ uint8 ar = (src_argb[2] + src_argb[6] + src_argb[10]) / 3;
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ } else if ((width & 3) == 2) {+ uint8 ab = (src_argb[0] + src_argb[4]) >> 1;
+ uint8 ag = (src_argb[1] + src_argb[5]) >> 1;
+ uint8 ar = (src_argb[2] + src_argb[6]) >> 1;
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ } else if ((width & 3) == 1) {+ uint8 ab = src_argb[0];
+ uint8 ag = src_argb[1];
+ uint8 ar = src_argb[2];
+ dst_u[0] = RGBToU(ar, ag, ab);
+ dst_v[0] = RGBToV(ar, ag, ab);
+ }
+}
+
+void ARGBGrayRow_C(const uint8* src_argb, uint8* dst_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 y = RGBToYJ(src_argb[2], src_argb[1], src_argb[0]);
+ dst_argb[2] = dst_argb[1] = dst_argb[0] = y;
+ dst_argb[3] = src_argb[3];
+ dst_argb += 4;
+ src_argb += 4;
+ }
+}
+
+// Convert a row of image to Sepia tone.
+void ARGBSepiaRow_C(uint8* dst_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ int b = dst_argb[0];
+ int g = dst_argb[1];
+ int r = dst_argb[2];
+ int sb = (b * 17 + g * 68 + r * 35) >> 7;
+ int sg = (b * 22 + g * 88 + r * 45) >> 7;
+ int sr = (b * 24 + g * 98 + r * 50) >> 7;
+ // b does not over flow. a is preserved from original.
+ dst_argb[0] = sb;
+ dst_argb[1] = clamp255(sg);
+ dst_argb[2] = clamp255(sr);
+ dst_argb += 4;
+ }
+}
+
+// Apply color matrix to a row of image. Matrix is signed.
+// TODO(fbarchard): Consider adding rounding (+32).
+void ARGBColorMatrixRow_C(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ int b = src_argb[0];
+ int g = src_argb[1];
+ int r = src_argb[2];
+ int a = src_argb[3];
+ int sb = (b * matrix_argb[0] + g * matrix_argb[1] +
+ r * matrix_argb[2] + a * matrix_argb[3]) >> 6;
+ int sg = (b * matrix_argb[4] + g * matrix_argb[5] +
+ r * matrix_argb[6] + a * matrix_argb[7]) >> 6;
+ int sr = (b * matrix_argb[8] + g * matrix_argb[9] +
+ r * matrix_argb[10] + a * matrix_argb[11]) >> 6;
+ int sa = (b * matrix_argb[12] + g * matrix_argb[13] +
+ r * matrix_argb[14] + a * matrix_argb[15]) >> 6;
+ dst_argb[0] = Clamp(sb);
+ dst_argb[1] = Clamp(sg);
+ dst_argb[2] = Clamp(sr);
+ dst_argb[3] = Clamp(sa);
+ src_argb += 4;
+ dst_argb += 4;
+ }
+}
+
+// Apply color table to a row of image.
+void ARGBColorTableRow_C(uint8* dst_argb, const uint8* table_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ int b = dst_argb[0];
+ int g = dst_argb[1];
+ int r = dst_argb[2];
+ int a = dst_argb[3];
+ dst_argb[0] = table_argb[b * 4 + 0];
+ dst_argb[1] = table_argb[g * 4 + 1];
+ dst_argb[2] = table_argb[r * 4 + 2];
+ dst_argb[3] = table_argb[a * 4 + 3];
+ dst_argb += 4;
+ }
+}
+
+// Apply color table to a row of image.
+void RGBColorTableRow_C(uint8* dst_argb, const uint8* table_argb, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ int b = dst_argb[0];
+ int g = dst_argb[1];
+ int r = dst_argb[2];
+ dst_argb[0] = table_argb[b * 4 + 0];
+ dst_argb[1] = table_argb[g * 4 + 1];
+ dst_argb[2] = table_argb[r * 4 + 2];
+ dst_argb += 4;
+ }
+}
+
+void ARGBQuantizeRow_C(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ int b = dst_argb[0];
+ int g = dst_argb[1];
+ int r = dst_argb[2];
+ dst_argb[0] = (b * scale >> 16) * interval_size + interval_offset;
+ dst_argb[1] = (g * scale >> 16) * interval_size + interval_offset;
+ dst_argb[2] = (r * scale >> 16) * interval_size + interval_offset;
+ dst_argb += 4;
+ }
+}
+
+#define REPEAT8(v) (v) | ((v) << 8)
+#define SHADE(f, v) v * f >> 24
+
+void ARGBShadeRow_C(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value) {+ const uint32 b_scale = REPEAT8(value & 0xff);
+ const uint32 g_scale = REPEAT8((value >> 8) & 0xff);
+ const uint32 r_scale = REPEAT8((value >> 16) & 0xff);
+ const uint32 a_scale = REPEAT8(value >> 24);
+
+ int i;
+ for (i = 0; i < width; ++i) {+ const uint32 b = REPEAT8(src_argb[0]);
+ const uint32 g = REPEAT8(src_argb[1]);
+ const uint32 r = REPEAT8(src_argb[2]);
+ const uint32 a = REPEAT8(src_argb[3]);
+ dst_argb[0] = SHADE(b, b_scale);
+ dst_argb[1] = SHADE(g, g_scale);
+ dst_argb[2] = SHADE(r, r_scale);
+ dst_argb[3] = SHADE(a, a_scale);
+ src_argb += 4;
+ dst_argb += 4;
+ }
+}
+#undef REPEAT8
+#undef SHADE
+
+#define REPEAT8(v) (v) | ((v) << 8)
+#define SHADE(f, v) v * f >> 16
+
+void ARGBMultiplyRow_C(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ const uint32 b = REPEAT8(src_argb0[0]);
+ const uint32 g = REPEAT8(src_argb0[1]);
+ const uint32 r = REPEAT8(src_argb0[2]);
+ const uint32 a = REPEAT8(src_argb0[3]);
+ const uint32 b_scale = src_argb1[0];
+ const uint32 g_scale = src_argb1[1];
+ const uint32 r_scale = src_argb1[2];
+ const uint32 a_scale = src_argb1[3];
+ dst_argb[0] = SHADE(b, b_scale);
+ dst_argb[1] = SHADE(g, g_scale);
+ dst_argb[2] = SHADE(r, r_scale);
+ dst_argb[3] = SHADE(a, a_scale);
+ src_argb0 += 4;
+ src_argb1 += 4;
+ dst_argb += 4;
+ }
+}
+#undef REPEAT8
+#undef SHADE
+
+#define SHADE(f, v) clamp255(v + f)
+
+void ARGBAddRow_C(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ const int b = src_argb0[0];
+ const int g = src_argb0[1];
+ const int r = src_argb0[2];
+ const int a = src_argb0[3];
+ const int b_add = src_argb1[0];
+ const int g_add = src_argb1[1];
+ const int r_add = src_argb1[2];
+ const int a_add = src_argb1[3];
+ dst_argb[0] = SHADE(b, b_add);
+ dst_argb[1] = SHADE(g, g_add);
+ dst_argb[2] = SHADE(r, r_add);
+ dst_argb[3] = SHADE(a, a_add);
+ src_argb0 += 4;
+ src_argb1 += 4;
+ dst_argb += 4;
+ }
+}
+#undef SHADE
+
+#define SHADE(f, v) clamp0(f - v)
+
+void ARGBSubtractRow_C(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ const int b = src_argb0[0];
+ const int g = src_argb0[1];
+ const int r = src_argb0[2];
+ const int a = src_argb0[3];
+ const int b_sub = src_argb1[0];
+ const int g_sub = src_argb1[1];
+ const int r_sub = src_argb1[2];
+ const int a_sub = src_argb1[3];
+ dst_argb[0] = SHADE(b, b_sub);
+ dst_argb[1] = SHADE(g, g_sub);
+ dst_argb[2] = SHADE(r, r_sub);
+ dst_argb[3] = SHADE(a, a_sub);
+ src_argb0 += 4;
+ src_argb1 += 4;
+ dst_argb += 4;
+ }
+}
+#undef SHADE
+
+// Sobel functions which mimics SSSE3.
+void SobelXRow_C(const uint8* src_y0, const uint8* src_y1, const uint8* src_y2,
+ uint8* dst_sobelx, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ int a = src_y0[i];
+ int b = src_y1[i];
+ int c = src_y2[i];
+ int a_sub = src_y0[i + 2];
+ int b_sub = src_y1[i + 2];
+ int c_sub = src_y2[i + 2];
+ int a_diff = a - a_sub;
+ int b_diff = b - b_sub;
+ int c_diff = c - c_sub;
+ int sobel = Abs(a_diff + b_diff * 2 + c_diff);
+ dst_sobelx[i] = (uint8)(clamp255(sobel));
+ }
+}
+
+void SobelYRow_C(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ int a = src_y0[i + 0];
+ int b = src_y0[i + 1];
+ int c = src_y0[i + 2];
+ int a_sub = src_y1[i + 0];
+ int b_sub = src_y1[i + 1];
+ int c_sub = src_y1[i + 2];
+ int a_diff = a - a_sub;
+ int b_diff = b - b_sub;
+ int c_diff = c - c_sub;
+ int sobel = Abs(a_diff + b_diff * 2 + c_diff);
+ dst_sobely[i] = (uint8)(clamp255(sobel));
+ }
+}
+
+void SobelRow_C(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ int r = src_sobelx[i];
+ int b = src_sobely[i];
+ int s = clamp255(r + b);
+ dst_argb[0] = (uint8)(s);
+ dst_argb[1] = (uint8)(s);
+ dst_argb[2] = (uint8)(s);
+ dst_argb[3] = (uint8)(255u);
+ dst_argb += 4;
+ }
+}
+
+void SobelToPlaneRow_C(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ int r = src_sobelx[i];
+ int b = src_sobely[i];
+ int s = clamp255(r + b);
+ dst_y[i] = (uint8)(s);
+ }
+}
+
+void SobelXYRow_C(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ int r = src_sobelx[i];
+ int b = src_sobely[i];
+ int g = clamp255(r + b);
+ dst_argb[0] = (uint8)(b);
+ dst_argb[1] = (uint8)(g);
+ dst_argb[2] = (uint8)(r);
+ dst_argb[3] = (uint8)(255u);
+ dst_argb += 4;
+ }
+}
+
+void I400ToARGBRow_C(const uint8* src_y, uint8* dst_argb, int width) {+ // Copy a Y to RGB.
+ int x;
+ for (x = 0; x < width; ++x) {+ uint8 y = src_y[0];
+ dst_argb[2] = dst_argb[1] = dst_argb[0] = y;
+ dst_argb[3] = 255u;
+ dst_argb += 4;
+ ++src_y;
+ }
+}
+
+// C reference code that mimics the YUV assembly.
+
+#define YG 74 /* (int8)(1.164 * 64 + 0.5) */
+
+#define UB 127 /* min(63,(int8)(2.018 * 64)) */
+#define UG -25 /* (int8)(-0.391 * 64 - 0.5) */
+#define UR 0
+
+#define VB 0
+#define VG -52 /* (int8)(-0.813 * 64 - 0.5) */
+#define VR 102 /* (int8)(1.596 * 64 + 0.5) */
+
+// Bias
+#define BB UB * 128 + VB * 128
+#define BG UG * 128 + VG * 128
+#define BR UR * 128 + VR * 128
+
+static __inline void YuvPixel(uint8 y, uint8 u, uint8 v,
+ uint8* b, uint8* g, uint8* r) {+ int32 y1 = ((int32)(y) - 16) * YG;
+ *b = Clamp((int32)((u * UB + v * VB) - (BB) + y1) >> 6);
+ *g = Clamp((int32)((u * UG + v * VG) - (BG) + y1) >> 6);
+ *r = Clamp((int32)((u * UR + v * VR) - (BR) + y1) >> 6);
+}
+
+#if !defined(LIBYUV_DISABLE_NEON) && \
+ (defined(__ARM_NEON__) || defined(LIBYUV_NEON))
+// C mimic assembly.
+// TODO(fbarchard): Remove subsampling from Neon.
+void I444ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint8 u = (src_u[0] + src_u[1] + 1) >> 1;
+ uint8 v = (src_v[0] + src_v[1] + 1) >> 1;
+ YuvPixel(src_y[0], u, v, rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], u, v, rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_y += 2;
+ src_u += 2;
+ src_v += 2;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ }
+}
+#else
+void I444ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width; ++x) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ src_y += 1;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 4; // Advance 1 pixel.
+ }
+}
+#endif
+// Also used for 420
+void I422ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void I422ToRGB24Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 3, rgb_buf + 4, rgb_buf + 5);
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 6; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ }
+}
+
+void I422ToRAWRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 2, rgb_buf + 1, rgb_buf + 0);
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 5, rgb_buf + 4, rgb_buf + 3);
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 6; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 2, rgb_buf + 1, rgb_buf + 0);
+ }
+}
+
+void I422ToARGB4444Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb4444,
+ int width) {+ uint8 b0;
+ uint8 g0;
+ uint8 r0;
+ uint8 b1;
+ uint8 g1;
+ uint8 r1;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0], &b0, &g0, &r0);
+ YuvPixel(src_y[1], src_u[0], src_v[0], &b1, &g1, &r1);
+ b0 = b0 >> 4;
+ g0 = g0 >> 4;
+ r0 = r0 >> 4;
+ b1 = b1 >> 4;
+ g1 = g1 >> 4;
+ r1 = r1 >> 4;
+ *(uint32*)(dst_argb4444) = b0 | (g0 << 4) | (r0 << 8) |
+ (b1 << 16) | (g1 << 20) | (r1 << 24) | 0xf000f000;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ dst_argb4444 += 4; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0], &b0, &g0, &r0);
+ b0 = b0 >> 4;
+ g0 = g0 >> 4;
+ r0 = r0 >> 4;
+ *(uint16*)(dst_argb4444) = b0 | (g0 << 4) | (r0 << 8) |
+ 0xf000;
+ }
+}
+
+void I422ToARGB1555Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb1555,
+ int width) {+ uint8 b0;
+ uint8 g0;
+ uint8 r0;
+ uint8 b1;
+ uint8 g1;
+ uint8 r1;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0], &b0, &g0, &r0);
+ YuvPixel(src_y[1], src_u[0], src_v[0], &b1, &g1, &r1);
+ b0 = b0 >> 3;
+ g0 = g0 >> 3;
+ r0 = r0 >> 3;
+ b1 = b1 >> 3;
+ g1 = g1 >> 3;
+ r1 = r1 >> 3;
+ *(uint32*)(dst_argb1555) = b0 | (g0 << 5) | (r0 << 10) |
+ (b1 << 16) | (g1 << 21) | (r1 << 26) | 0x80008000;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ dst_argb1555 += 4; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0], &b0, &g0, &r0);
+ b0 = b0 >> 3;
+ g0 = g0 >> 3;
+ r0 = r0 >> 3;
+ *(uint16*)(dst_argb1555) = b0 | (g0 << 5) | (r0 << 10) |
+ 0x8000;
+ }
+}
+
+void I422ToRGB565Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb565,
+ int width) {+ uint8 b0;
+ uint8 g0;
+ uint8 r0;
+ uint8 b1;
+ uint8 g1;
+ uint8 r1;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0], &b0, &g0, &r0);
+ YuvPixel(src_y[1], src_u[0], src_v[0], &b1, &g1, &r1);
+ b0 = b0 >> 3;
+ g0 = g0 >> 2;
+ r0 = r0 >> 3;
+ b1 = b1 >> 3;
+ g1 = g1 >> 2;
+ r1 = r1 >> 3;
+ *(uint32*)(dst_rgb565) = b0 | (g0 << 5) | (r0 << 11) |
+ (b1 << 16) | (g1 << 21) | (r1 << 27);
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ dst_rgb565 += 4; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0], &b0, &g0, &r0);
+ b0 = b0 >> 3;
+ g0 = g0 >> 2;
+ r0 = r0 >> 3;
+ *(uint16*)(dst_rgb565) = b0 | (g0 << 5) | (r0 << 11);
+ }
+}
+
+void I411ToARGBRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 3; x += 4) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ YuvPixel(src_y[2], src_u[0], src_v[0],
+ rgb_buf + 8, rgb_buf + 9, rgb_buf + 10);
+ rgb_buf[11] = 255;
+ YuvPixel(src_y[3], src_u[0], src_v[0],
+ rgb_buf + 12, rgb_buf + 13, rgb_buf + 14);
+ rgb_buf[15] = 255;
+ src_y += 4;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 16; // Advance 4 pixels.
+ }
+ if (width & 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_y += 2;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void NV12ToARGBRow_C(const uint8* src_y,
+ const uint8* usrc_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], usrc_v[0], usrc_v[1],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], usrc_v[0], usrc_v[1],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_y += 2;
+ usrc_v += 2;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], usrc_v[0], usrc_v[1],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void NV21ToARGBRow_C(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_vu[1], src_vu[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+
+ YuvPixel(src_y[1], src_vu[1], src_vu[0],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+
+ src_y += 2;
+ src_vu += 2;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_vu[1], src_vu[0],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void NV12ToRGB565Row_C(const uint8* src_y,
+ const uint8* usrc_v,
+ uint8* dst_rgb565,
+ int width) {+ uint8 b0;
+ uint8 g0;
+ uint8 r0;
+ uint8 b1;
+ uint8 g1;
+ uint8 r1;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], usrc_v[0], usrc_v[1], &b0, &g0, &r0);
+ YuvPixel(src_y[1], usrc_v[0], usrc_v[1], &b1, &g1, &r1);
+ b0 = b0 >> 3;
+ g0 = g0 >> 2;
+ r0 = r0 >> 3;
+ b1 = b1 >> 3;
+ g1 = g1 >> 2;
+ r1 = r1 >> 3;
+ *(uint32*)(dst_rgb565) = b0 | (g0 << 5) | (r0 << 11) |
+ (b1 << 16) | (g1 << 21) | (r1 << 27);
+ src_y += 2;
+ usrc_v += 2;
+ dst_rgb565 += 4; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], usrc_v[0], usrc_v[1], &b0, &g0, &r0);
+ b0 = b0 >> 3;
+ g0 = g0 >> 2;
+ r0 = r0 >> 3;
+ *(uint16*)(dst_rgb565) = b0 | (g0 << 5) | (r0 << 11);
+ }
+}
+
+void NV21ToRGB565Row_C(const uint8* src_y,
+ const uint8* vsrc_u,
+ uint8* dst_rgb565,
+ int width) {+ uint8 b0;
+ uint8 g0;
+ uint8 r0;
+ uint8 b1;
+ uint8 g1;
+ uint8 r1;
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], vsrc_u[1], vsrc_u[0], &b0, &g0, &r0);
+ YuvPixel(src_y[1], vsrc_u[1], vsrc_u[0], &b1, &g1, &r1);
+ b0 = b0 >> 3;
+ g0 = g0 >> 2;
+ r0 = r0 >> 3;
+ b1 = b1 >> 3;
+ g1 = g1 >> 2;
+ r1 = r1 >> 3;
+ *(uint32*)(dst_rgb565) = b0 | (g0 << 5) | (r0 << 11) |
+ (b1 << 16) | (g1 << 21) | (r1 << 27);
+ src_y += 2;
+ vsrc_u += 2;
+ dst_rgb565 += 4; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], vsrc_u[1], vsrc_u[0], &b0, &g0, &r0);
+ b0 = b0 >> 3;
+ g0 = g0 >> 2;
+ r0 = r0 >> 3;
+ *(uint16*)(dst_rgb565) = b0 | (g0 << 5) | (r0 << 11);
+ }
+}
+
+void YUY2ToARGBRow_C(const uint8* src_yuy2,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_yuy2[0], src_yuy2[1], src_yuy2[3],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_yuy2[2], src_yuy2[1], src_yuy2[3],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_yuy2 += 4;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_yuy2[0], src_yuy2[1], src_yuy2[3],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void UYVYToARGBRow_C(const uint8* src_uyvy,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_uyvy[1], src_uyvy[0], src_uyvy[2],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_uyvy[3], src_uyvy[0], src_uyvy[2],
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_uyvy += 4;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_uyvy[1], src_uyvy[0], src_uyvy[2],
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void I422ToBGRARow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 3, rgb_buf + 2, rgb_buf + 1);
+ rgb_buf[0] = 255;
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 7, rgb_buf + 6, rgb_buf + 5);
+ rgb_buf[4] = 255;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 3, rgb_buf + 2, rgb_buf + 1);
+ rgb_buf[0] = 255;
+ }
+}
+
+void I422ToABGRRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 2, rgb_buf + 1, rgb_buf + 0);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 6, rgb_buf + 5, rgb_buf + 4);
+ rgb_buf[7] = 255;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 2, rgb_buf + 1, rgb_buf + 0);
+ rgb_buf[3] = 255;
+ }
+}
+
+void I422ToRGBARow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 1, rgb_buf + 2, rgb_buf + 3);
+ rgb_buf[0] = 255;
+ YuvPixel(src_y[1], src_u[0], src_v[0],
+ rgb_buf + 5, rgb_buf + 6, rgb_buf + 7);
+ rgb_buf[4] = 255;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], src_u[0], src_v[0],
+ rgb_buf + 1, rgb_buf + 2, rgb_buf + 3);
+ rgb_buf[0] = 255;
+ }
+}
+
+void YToARGBRow_C(const uint8* src_y, uint8* rgb_buf, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ YuvPixel(src_y[0], 128, 128,
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ YuvPixel(src_y[1], 128, 128,
+ rgb_buf + 4, rgb_buf + 5, rgb_buf + 6);
+ rgb_buf[7] = 255;
+ src_y += 2;
+ rgb_buf += 8; // Advance 2 pixels.
+ }
+ if (width & 1) {+ YuvPixel(src_y[0], 128, 128,
+ rgb_buf + 0, rgb_buf + 1, rgb_buf + 2);
+ rgb_buf[3] = 255;
+ }
+}
+
+void MirrorRow_C(const uint8* src, uint8* dst, int width) {+ int x;
+ src += width - 1;
+ for (x = 0; x < width - 1; x += 2) {+ dst[x] = src[0];
+ dst[x + 1] = src[-1];
+ src -= 2;
+ }
+ if (width & 1) {+ dst[width - 1] = src[0];
+ }
+}
+
+void MirrorUVRow_C(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int width) {+ int x;
+ src_uv += (width - 1) << 1;
+ for (x = 0; x < width - 1; x += 2) {+ dst_u[x] = src_uv[0];
+ dst_u[x + 1] = src_uv[-2];
+ dst_v[x] = src_uv[1];
+ dst_v[x + 1] = src_uv[-2 + 1];
+ src_uv -= 4;
+ }
+ if (width & 1) {+ dst_u[width - 1] = src_uv[0];
+ dst_v[width - 1] = src_uv[1];
+ }
+}
+
+void ARGBMirrorRow_C(const uint8* src, uint8* dst, int width) {+ int x;
+ const uint32* src32 = (const uint32*)(src);
+ uint32* dst32 = (uint32*)(dst);
+ src32 += width - 1;
+ for (x = 0; x < width - 1; x += 2) {+ dst32[x] = src32[0];
+ dst32[x + 1] = src32[-1];
+ src32 -= 2;
+ }
+ if (width & 1) {+ dst32[width - 1] = src32[0];
+ }
+}
+
+void SplitUVRow_C(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ dst_u[x] = src_uv[0];
+ dst_u[x + 1] = src_uv[2];
+ dst_v[x] = src_uv[1];
+ dst_v[x + 1] = src_uv[3];
+ src_uv += 4;
+ }
+ if (width & 1) {+ dst_u[width - 1] = src_uv[0];
+ dst_v[width - 1] = src_uv[1];
+ }
+}
+
+void MergeUVRow_C(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ dst_uv[0] = src_u[x];
+ dst_uv[1] = src_v[x];
+ dst_uv[2] = src_u[x + 1];
+ dst_uv[3] = src_v[x + 1];
+ dst_uv += 4;
+ }
+ if (width & 1) {+ dst_uv[0] = src_u[width - 1];
+ dst_uv[1] = src_v[width - 1];
+ }
+}
+
+void CopyRow_C(const uint8* src, uint8* dst, int count) {+ memcpy(dst, src, count);
+}
+
+void CopyRow_16_C(const uint16* src, uint16* dst, int count) {+ memcpy(dst, src, count * 2);
+}
+
+void SetRow_C(uint8* dst, uint32 v8, int count) {+#ifdef _MSC_VER
+ // VC will generate rep stosb.
+ int x;
+ for (x = 0; x < count; ++x) {+ dst[x] = v8;
+ }
+#else
+ memset(dst, v8, count);
+#endif
+}
+
+void ARGBSetRows_C(uint8* dst, uint32 v32, int width,
+ int dst_stride, int height) {+ int y;
+ for (y = 0; y < height; ++y) {+ uint32* d = (uint32*)(dst);
+ int x;
+ for (x = 0; x < width; ++x) {+ d[x] = v32;
+ }
+ dst += dst_stride;
+ }
+}
+
+// Filter 2 rows of YUY2 UV's (422) into U and V (420).
+void YUY2ToUVRow_C(const uint8* src_yuy2, int src_stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int width) {+ // Output a row of UV values, filtering 2 rows of YUY2.
+ int x;
+ for (x = 0; x < width; x += 2) {+ dst_u[0] = (src_yuy2[1] + src_yuy2[src_stride_yuy2 + 1] + 1) >> 1;
+ dst_v[0] = (src_yuy2[3] + src_yuy2[src_stride_yuy2 + 3] + 1) >> 1;
+ src_yuy2 += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+}
+
+// Copy row of YUY2 UV's (422) into U and V (422).
+void YUY2ToUV422Row_C(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int width) {+ // Output a row of UV values.
+ int x;
+ for (x = 0; x < width; x += 2) {+ dst_u[0] = src_yuy2[1];
+ dst_v[0] = src_yuy2[3];
+ src_yuy2 += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+}
+
+// Copy row of YUY2 Y's (422) into Y (420/422).
+void YUY2ToYRow_C(const uint8* src_yuy2, uint8* dst_y, int width) {+ // Output a row of Y values.
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ dst_y[x] = src_yuy2[0];
+ dst_y[x + 1] = src_yuy2[2];
+ src_yuy2 += 4;
+ }
+ if (width & 1) {+ dst_y[width - 1] = src_yuy2[0];
+ }
+}
+
+// Filter 2 rows of UYVY UV's (422) into U and V (420).
+void UYVYToUVRow_C(const uint8* src_uyvy, int src_stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int width) {+ // Output a row of UV values.
+ int x;
+ for (x = 0; x < width; x += 2) {+ dst_u[0] = (src_uyvy[0] + src_uyvy[src_stride_uyvy + 0] + 1) >> 1;
+ dst_v[0] = (src_uyvy[2] + src_uyvy[src_stride_uyvy + 2] + 1) >> 1;
+ src_uyvy += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+}
+
+// Copy row of UYVY UV's (422) into U and V (422).
+void UYVYToUV422Row_C(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int width) {+ // Output a row of UV values.
+ int x;
+ for (x = 0; x < width; x += 2) {+ dst_u[0] = src_uyvy[0];
+ dst_v[0] = src_uyvy[2];
+ src_uyvy += 4;
+ dst_u += 1;
+ dst_v += 1;
+ }
+}
+
+// Copy row of UYVY Y's (422) into Y (420/422).
+void UYVYToYRow_C(const uint8* src_uyvy, uint8* dst_y, int width) {+ // Output a row of Y values.
+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ dst_y[x] = src_uyvy[1];
+ dst_y[x + 1] = src_uyvy[3];
+ src_uyvy += 4;
+ }
+ if (width & 1) {+ dst_y[width - 1] = src_uyvy[1];
+ }
+}
+
+#define BLEND(f, b, a) (((256 - a) * b) >> 8) + f
+
+// Blend src_argb0 over src_argb1 and store to dst_argb.
+// dst_argb may be src_argb0 or src_argb1.
+// This code mimics the SSSE3 version for better testability.
+void ARGBBlendRow_C(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ uint32 fb = src_argb0[0];
+ uint32 fg = src_argb0[1];
+ uint32 fr = src_argb0[2];
+ uint32 a = src_argb0[3];
+ uint32 bb = src_argb1[0];
+ uint32 bg = src_argb1[1];
+ uint32 br = src_argb1[2];
+ dst_argb[0] = BLEND(fb, bb, a);
+ dst_argb[1] = BLEND(fg, bg, a);
+ dst_argb[2] = BLEND(fr, br, a);
+ dst_argb[3] = 255u;
+
+ fb = src_argb0[4 + 0];
+ fg = src_argb0[4 + 1];
+ fr = src_argb0[4 + 2];
+ a = src_argb0[4 + 3];
+ bb = src_argb1[4 + 0];
+ bg = src_argb1[4 + 1];
+ br = src_argb1[4 + 2];
+ dst_argb[4 + 0] = BLEND(fb, bb, a);
+ dst_argb[4 + 1] = BLEND(fg, bg, a);
+ dst_argb[4 + 2] = BLEND(fr, br, a);
+ dst_argb[4 + 3] = 255u;
+ src_argb0 += 8;
+ src_argb1 += 8;
+ dst_argb += 8;
+ }
+
+ if (width & 1) {+ uint32 fb = src_argb0[0];
+ uint32 fg = src_argb0[1];
+ uint32 fr = src_argb0[2];
+ uint32 a = src_argb0[3];
+ uint32 bb = src_argb1[0];
+ uint32 bg = src_argb1[1];
+ uint32 br = src_argb1[2];
+ dst_argb[0] = BLEND(fb, bb, a);
+ dst_argb[1] = BLEND(fg, bg, a);
+ dst_argb[2] = BLEND(fr, br, a);
+ dst_argb[3] = 255u;
+ }
+}
+#undef BLEND
+#define ATTENUATE(f, a) (a | (a << 8)) * (f | (f << 8)) >> 24
+
+// Multiply source RGB by alpha and store to destination.
+// This code mimics the SSSE3 version for better testability.
+void ARGBAttenuateRow_C(const uint8* src_argb, uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width - 1; i += 2) {+ uint32 b = src_argb[0];
+ uint32 g = src_argb[1];
+ uint32 r = src_argb[2];
+ uint32 a = src_argb[3];
+ dst_argb[0] = ATTENUATE(b, a);
+ dst_argb[1] = ATTENUATE(g, a);
+ dst_argb[2] = ATTENUATE(r, a);
+ dst_argb[3] = a;
+ b = src_argb[4];
+ g = src_argb[5];
+ r = src_argb[6];
+ a = src_argb[7];
+ dst_argb[4] = ATTENUATE(b, a);
+ dst_argb[5] = ATTENUATE(g, a);
+ dst_argb[6] = ATTENUATE(r, a);
+ dst_argb[7] = a;
+ src_argb += 8;
+ dst_argb += 8;
+ }
+
+ if (width & 1) {+ const uint32 b = src_argb[0];
+ const uint32 g = src_argb[1];
+ const uint32 r = src_argb[2];
+ const uint32 a = src_argb[3];
+ dst_argb[0] = ATTENUATE(b, a);
+ dst_argb[1] = ATTENUATE(g, a);
+ dst_argb[2] = ATTENUATE(r, a);
+ dst_argb[3] = a;
+ }
+}
+#undef ATTENUATE
+
+// Divide source RGB by alpha and store to destination.
+// b = (b * 255 + (a / 2)) / a;
+// g = (g * 255 + (a / 2)) / a;
+// r = (r * 255 + (a / 2)) / a;
+// Reciprocal method is off by 1 on some values. ie 125
+// 8.8 fixed point inverse table with 1.0 in upper short and 1 / a in lower.
+#define T(a) 0x01000000 + (0x10000 / a)
+const uint32 fixed_invtbl8[256] = {+ 0x01000000, 0x0100ffff, T(0x02), T(0x03), T(0x04), T(0x05), T(0x06), T(0x07),
+ T(0x08), T(0x09), T(0x0a), T(0x0b), T(0x0c), T(0x0d), T(0x0e), T(0x0f),
+ T(0x10), T(0x11), T(0x12), T(0x13), T(0x14), T(0x15), T(0x16), T(0x17),
+ T(0x18), T(0x19), T(0x1a), T(0x1b), T(0x1c), T(0x1d), T(0x1e), T(0x1f),
+ T(0x20), T(0x21), T(0x22), T(0x23), T(0x24), T(0x25), T(0x26), T(0x27),
+ T(0x28), T(0x29), T(0x2a), T(0x2b), T(0x2c), T(0x2d), T(0x2e), T(0x2f),
+ T(0x30), T(0x31), T(0x32), T(0x33), T(0x34), T(0x35), T(0x36), T(0x37),
+ T(0x38), T(0x39), T(0x3a), T(0x3b), T(0x3c), T(0x3d), T(0x3e), T(0x3f),
+ T(0x40), T(0x41), T(0x42), T(0x43), T(0x44), T(0x45), T(0x46), T(0x47),
+ T(0x48), T(0x49), T(0x4a), T(0x4b), T(0x4c), T(0x4d), T(0x4e), T(0x4f),
+ T(0x50), T(0x51), T(0x52), T(0x53), T(0x54), T(0x55), T(0x56), T(0x57),
+ T(0x58), T(0x59), T(0x5a), T(0x5b), T(0x5c), T(0x5d), T(0x5e), T(0x5f),
+ T(0x60), T(0x61), T(0x62), T(0x63), T(0x64), T(0x65), T(0x66), T(0x67),
+ T(0x68), T(0x69), T(0x6a), T(0x6b), T(0x6c), T(0x6d), T(0x6e), T(0x6f),
+ T(0x70), T(0x71), T(0x72), T(0x73), T(0x74), T(0x75), T(0x76), T(0x77),
+ T(0x78), T(0x79), T(0x7a), T(0x7b), T(0x7c), T(0x7d), T(0x7e), T(0x7f),
+ T(0x80), T(0x81), T(0x82), T(0x83), T(0x84), T(0x85), T(0x86), T(0x87),
+ T(0x88), T(0x89), T(0x8a), T(0x8b), T(0x8c), T(0x8d), T(0x8e), T(0x8f),
+ T(0x90), T(0x91), T(0x92), T(0x93), T(0x94), T(0x95), T(0x96), T(0x97),
+ T(0x98), T(0x99), T(0x9a), T(0x9b), T(0x9c), T(0x9d), T(0x9e), T(0x9f),
+ T(0xa0), T(0xa1), T(0xa2), T(0xa3), T(0xa4), T(0xa5), T(0xa6), T(0xa7),
+ T(0xa8), T(0xa9), T(0xaa), T(0xab), T(0xac), T(0xad), T(0xae), T(0xaf),
+ T(0xb0), T(0xb1), T(0xb2), T(0xb3), T(0xb4), T(0xb5), T(0xb6), T(0xb7),
+ T(0xb8), T(0xb9), T(0xba), T(0xbb), T(0xbc), T(0xbd), T(0xbe), T(0xbf),
+ T(0xc0), T(0xc1), T(0xc2), T(0xc3), T(0xc4), T(0xc5), T(0xc6), T(0xc7),
+ T(0xc8), T(0xc9), T(0xca), T(0xcb), T(0xcc), T(0xcd), T(0xce), T(0xcf),
+ T(0xd0), T(0xd1), T(0xd2), T(0xd3), T(0xd4), T(0xd5), T(0xd6), T(0xd7),
+ T(0xd8), T(0xd9), T(0xda), T(0xdb), T(0xdc), T(0xdd), T(0xde), T(0xdf),
+ T(0xe0), T(0xe1), T(0xe2), T(0xe3), T(0xe4), T(0xe5), T(0xe6), T(0xe7),
+ T(0xe8), T(0xe9), T(0xea), T(0xeb), T(0xec), T(0xed), T(0xee), T(0xef),
+ T(0xf0), T(0xf1), T(0xf2), T(0xf3), T(0xf4), T(0xf5), T(0xf6), T(0xf7),
+ T(0xf8), T(0xf9), T(0xfa), T(0xfb), T(0xfc), T(0xfd), T(0xfe), 0x01000100 };
+#undef T
+
+void ARGBUnattenuateRow_C(const uint8* src_argb, uint8* dst_argb, int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ uint32 b = src_argb[0];
+ uint32 g = src_argb[1];
+ uint32 r = src_argb[2];
+ const uint32 a = src_argb[3];
+ const uint32 ia = fixed_invtbl8[a] & 0xffff; // 8.8 fixed point
+ b = (b * ia) >> 8;
+ g = (g * ia) >> 8;
+ r = (r * ia) >> 8;
+ // Clamping should not be necessary but is free in assembly.
+ dst_argb[0] = clamp255(b);
+ dst_argb[1] = clamp255(g);
+ dst_argb[2] = clamp255(r);
+ dst_argb[3] = a;
+ src_argb += 4;
+ dst_argb += 4;
+ }
+}
+
+void ComputeCumulativeSumRow_C(const uint8* row, int32* cumsum,
+ const int32* previous_cumsum, int width) {+ int32 row_sum[4] = {0, 0, 0, 0};+ int x;
+ for (x = 0; x < width; ++x) {+ row_sum[0] += row[x * 4 + 0];
+ row_sum[1] += row[x * 4 + 1];
+ row_sum[2] += row[x * 4 + 2];
+ row_sum[3] += row[x * 4 + 3];
+ cumsum[x * 4 + 0] = row_sum[0] + previous_cumsum[x * 4 + 0];
+ cumsum[x * 4 + 1] = row_sum[1] + previous_cumsum[x * 4 + 1];
+ cumsum[x * 4 + 2] = row_sum[2] + previous_cumsum[x * 4 + 2];
+ cumsum[x * 4 + 3] = row_sum[3] + previous_cumsum[x * 4 + 3];
+ }
+}
+
+void CumulativeSumToAverageRow_C(const int32* tl, const int32* bl,
+ int w, int area, uint8* dst, int count) {+ float ooa = 1.0f / area;
+ int i;
+ for (i = 0; i < count; ++i) {+ dst[0] = (uint8)((bl[w + 0] + tl[0] - bl[0] - tl[w + 0]) * ooa);
+ dst[1] = (uint8)((bl[w + 1] + tl[1] - bl[1] - tl[w + 1]) * ooa);
+ dst[2] = (uint8)((bl[w + 2] + tl[2] - bl[2] - tl[w + 2]) * ooa);
+ dst[3] = (uint8)((bl[w + 3] + tl[3] - bl[3] - tl[w + 3]) * ooa);
+ dst += 4;
+ tl += 4;
+ bl += 4;
+ }
+}
+
+// Copy pixels from rotated source to destination row with a slope.
+LIBYUV_API
+void ARGBAffineRow_C(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* uv_dudv, int width) {+ int i;
+ // Render a row of pixels from source into a buffer.
+ float uv[2];
+ uv[0] = uv_dudv[0];
+ uv[1] = uv_dudv[1];
+ for (i = 0; i < width; ++i) {+ int x = (int)(uv[0]);
+ int y = (int)(uv[1]);
+ *(uint32*)(dst_argb) =
+ *(const uint32*)(src_argb + y * src_argb_stride +
+ x * 4);
+ dst_argb += 4;
+ uv[0] += uv_dudv[2];
+ uv[1] += uv_dudv[3];
+ }
+}
+
+// Blend 2 rows into 1 for conversions such as I422ToI420.
+void HalfRow_C(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix) {+ int x;
+ for (x = 0; x < pix; ++x) {+ dst_uv[x] = (src_uv[x] + src_uv[src_uv_stride + x] + 1) >> 1;
+ }
+}
+
+void HalfRow_16_C(const uint16* src_uv, int src_uv_stride,
+ uint16* dst_uv, int pix) {+ int x;
+ for (x = 0; x < pix; ++x) {+ dst_uv[x] = (src_uv[x] + src_uv[src_uv_stride + x] + 1) >> 1;
+ }
+}
+
+// C version 2x2 -> 2x1.
+void InterpolateRow_C(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ int width, int source_y_fraction) {+ int y1_fraction = source_y_fraction;
+ int y0_fraction = 256 - y1_fraction;
+ const uint8* src_ptr1 = src_ptr + src_stride;
+ int x;
+ if (source_y_fraction == 0) {+ memcpy(dst_ptr, src_ptr, width);
+ return;
+ }
+ if (source_y_fraction == 128) {+ HalfRow_C(src_ptr, (int)(src_stride), dst_ptr, width);
+ return;
+ }
+ for (x = 0; x < width - 1; x += 2) {+ dst_ptr[0] = (src_ptr[0] * y0_fraction + src_ptr1[0] * y1_fraction) >> 8;
+ dst_ptr[1] = (src_ptr[1] * y0_fraction + src_ptr1[1] * y1_fraction) >> 8;
+ src_ptr += 2;
+ src_ptr1 += 2;
+ dst_ptr += 2;
+ }
+ if (width & 1) {+ dst_ptr[0] = (src_ptr[0] * y0_fraction + src_ptr1[0] * y1_fraction) >> 8;
+ }
+}
+
+void InterpolateRow_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ ptrdiff_t src_stride,
+ int width, int source_y_fraction) {+ int y1_fraction = source_y_fraction;
+ int y0_fraction = 256 - y1_fraction;
+ const uint16* src_ptr1 = src_ptr + src_stride;
+ int x;
+ if (source_y_fraction == 0) {+ memcpy(dst_ptr, src_ptr, width * 2);
+ return;
+ }
+ if (source_y_fraction == 128) {+ HalfRow_16_C(src_ptr, (int)(src_stride), dst_ptr, width);
+ return;
+ }
+ for (x = 0; x < width - 1; x += 2) {+ dst_ptr[0] = (src_ptr[0] * y0_fraction + src_ptr1[0] * y1_fraction) >> 8;
+ dst_ptr[1] = (src_ptr[1] * y0_fraction + src_ptr1[1] * y1_fraction) >> 8;
+ src_ptr += 2;
+ src_ptr1 += 2;
+ dst_ptr += 2;
+ }
+ if (width & 1) {+ dst_ptr[0] = (src_ptr[0] * y0_fraction + src_ptr1[0] * y1_fraction) >> 8;
+ }
+}
+
+// Select 2 channels from ARGB on alternating pixels. e.g. BGBGBGBG
+void ARGBToBayerRow_C(const uint8* src_argb,
+ uint8* dst_bayer, uint32 selector, int pix) {+ int index0 = selector & 0xff;
+ int index1 = (selector >> 8) & 0xff;
+ // Copy a row of Bayer.
+ int x;
+ for (x = 0; x < pix - 1; x += 2) {+ dst_bayer[0] = src_argb[index0];
+ dst_bayer[1] = src_argb[index1];
+ src_argb += 8;
+ dst_bayer += 2;
+ }
+ if (pix & 1) {+ dst_bayer[0] = src_argb[index0];
+ }
+}
+
+// Select G channel from ARGB. e.g. GGGGGGGG
+void ARGBToBayerGGRow_C(const uint8* src_argb,
+ uint8* dst_bayer, uint32 selector, int pix) {+ // Copy a row of G.
+ int x;
+ for (x = 0; x < pix - 1; x += 2) {+ dst_bayer[0] = src_argb[1];
+ dst_bayer[1] = src_argb[5];
+ src_argb += 8;
+ dst_bayer += 2;
+ }
+ if (pix & 1) {+ dst_bayer[0] = src_argb[1];
+ }
+}
+
+// Use first 4 shuffler values to reorder ARGB channels.
+void ARGBShuffleRow_C(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ int index0 = shuffler[0];
+ int index1 = shuffler[1];
+ int index2 = shuffler[2];
+ int index3 = shuffler[3];
+ // Shuffle a row of ARGB.
+ int x;
+ for (x = 0; x < pix; ++x) {+ // To support in-place conversion.
+ uint8 b = src_argb[index0];
+ uint8 g = src_argb[index1];
+ uint8 r = src_argb[index2];
+ uint8 a = src_argb[index3];
+ dst_argb[0] = b;
+ dst_argb[1] = g;
+ dst_argb[2] = r;
+ dst_argb[3] = a;
+ src_argb += 4;
+ dst_argb += 4;
+ }
+}
+
+void I422ToYUY2Row_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_frame, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ dst_frame[0] = src_y[0];
+ dst_frame[1] = src_u[0];
+ dst_frame[2] = src_y[1];
+ dst_frame[3] = src_v[0];
+ dst_frame += 4;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ }
+ if (width & 1) {+ dst_frame[0] = src_y[0];
+ dst_frame[1] = src_u[0];
+ dst_frame[2] = src_y[0]; // duplicate last y
+ dst_frame[3] = src_v[0];
+ }
+}
+
+void I422ToUYVYRow_C(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_frame, int width) {+ int x;
+ for (x = 0; x < width - 1; x += 2) {+ dst_frame[0] = src_u[0];
+ dst_frame[1] = src_y[0];
+ dst_frame[2] = src_v[0];
+ dst_frame[3] = src_y[1];
+ dst_frame += 4;
+ src_y += 2;
+ src_u += 1;
+ src_v += 1;
+ }
+ if (width & 1) {+ dst_frame[0] = src_u[0];
+ dst_frame[1] = src_y[0];
+ dst_frame[2] = src_v[0];
+ dst_frame[3] = src_y[0]; // duplicate last y
+ }
+}
+
+#if !defined(LIBYUV_DISABLE_X86) && defined(HAS_I422TOARGBROW_SSSE3)
+// row_win.cc has asm version, but GCC uses 2 step wrapper.
+#if !defined(_MSC_VER) && (defined(__x86_64__) || defined(__i386__))
+void I422ToRGB565Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ // Allocate a row of ARGB.
+ align_buffer_64(row, width * 4);
+ I422ToARGBRow_SSSE3(src_y, src_u, src_v, row, width);
+ ARGBToRGB565Row_SSE2(row, rgb_buf, width);
+ free_aligned_buffer_64(row);
+}
+#endif // !defined(_MSC_VER) && (defined(__x86_64__) || defined(__i386__))
+
+#if defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)
+void I422ToARGB1555Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ // Allocate a row of ARGB.
+ align_buffer_64(row, width * 4);
+ I422ToARGBRow_SSSE3(src_y, src_u, src_v, row, width);
+ ARGBToARGB1555Row_SSE2(row, rgb_buf, width);
+ free_aligned_buffer_64(row);
+}
+
+void I422ToARGB4444Row_SSSE3(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* rgb_buf,
+ int width) {+ // Allocate a row of ARGB.
+ align_buffer_64(row, width * 4);
+ I422ToARGBRow_SSSE3(src_y, src_u, src_v, row, width);
+ ARGBToARGB4444Row_SSE2(row, rgb_buf, width);
+ free_aligned_buffer_64(row);
+}
+
+void NV12ToRGB565Row_SSSE3(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_rgb565,
+ int width) {+ // Allocate a row of ARGB.
+ align_buffer_64(row, width * 4);
+ NV12ToARGBRow_SSSE3(src_y, src_uv, row, width);
+ ARGBToRGB565Row_SSE2(row, dst_rgb565, width);
+ free_aligned_buffer_64(row);
+}
+
+void NV21ToRGB565Row_SSSE3(const uint8* src_y,
+ const uint8* src_vu,
+ uint8* dst_rgb565,
+ int width) {+ // Allocate a row of ARGB.
+ align_buffer_64(row, width * 4);
+ NV21ToARGBRow_SSSE3(src_y, src_vu, row, width);
+ ARGBToRGB565Row_SSE2(row, dst_rgb565, width);
+ free_aligned_buffer_64(row);
+}
+
+void YUY2ToARGBRow_SSSE3(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width) {+ // Allocate a rows of yuv.
+ align_buffer_64(row_y, ((width + 63) & ~63) * 2);
+ uint8* row_u = row_y + ((width + 63) & ~63);
+ uint8* row_v = row_u + ((width + 63) & ~63) / 2;
+ YUY2ToUV422Row_SSE2(src_yuy2, row_u, row_v, width);
+ YUY2ToYRow_SSE2(src_yuy2, row_y, width);
+ I422ToARGBRow_SSSE3(row_y, row_u, row_v, dst_argb, width);
+ free_aligned_buffer_64(row_y);
+}
+
+void YUY2ToARGBRow_Unaligned_SSSE3(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width) {+ // Allocate a rows of yuv.
+ align_buffer_64(row_y, ((width + 63) & ~63) * 2);
+ uint8* row_u = row_y + ((width + 63) & ~63);
+ uint8* row_v = row_u + ((width + 63) & ~63) / 2;
+ YUY2ToUV422Row_Unaligned_SSE2(src_yuy2, row_u, row_v, width);
+ YUY2ToYRow_Unaligned_SSE2(src_yuy2, row_y, width);
+ I422ToARGBRow_Unaligned_SSSE3(row_y, row_u, row_v, dst_argb, width);
+ free_aligned_buffer_64(row_y);
+}
+
+void UYVYToARGBRow_SSSE3(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width) {+ // Allocate a rows of yuv.
+ align_buffer_64(row_y, ((width + 63) & ~63) * 2);
+ uint8* row_u = row_y + ((width + 63) & ~63);
+ uint8* row_v = row_u + ((width + 63) & ~63) / 2;
+ UYVYToUV422Row_SSE2(src_uyvy, row_u, row_v, width);
+ UYVYToYRow_SSE2(src_uyvy, row_y, width);
+ I422ToARGBRow_SSSE3(row_y, row_u, row_v, dst_argb, width);
+ free_aligned_buffer_64(row_y);
+}
+
+void UYVYToARGBRow_Unaligned_SSSE3(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width) {+ // Allocate a rows of yuv.
+ align_buffer_64(row_y, ((width + 63) & ~63) * 2);
+ uint8* row_u = row_y + ((width + 63) & ~63);
+ uint8* row_v = row_u + ((width + 63) & ~63) / 2;
+ UYVYToUV422Row_Unaligned_SSE2(src_uyvy, row_u, row_v, width);
+ UYVYToYRow_Unaligned_SSE2(src_uyvy, row_y, width);
+ I422ToARGBRow_Unaligned_SSSE3(row_y, row_u, row_v, dst_argb, width);
+ free_aligned_buffer_64(row_y);
+}
+
+#endif // defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)
+#endif // !defined(LIBYUV_DISABLE_X86)
+
+void ARGBPolynomialRow_C(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width) {+ int i;
+ for (i = 0; i < width; ++i) {+ float b = (float)(src_argb[0]);
+ float g = (float)(src_argb[1]);
+ float r = (float)(src_argb[2]);
+ float a = (float)(src_argb[3]);
+ float b2 = b * b;
+ float g2 = g * g;
+ float r2 = r * r;
+ float a2 = a * a;
+ float db = poly[0] + poly[4] * b;
+ float dg = poly[1] + poly[5] * g;
+ float dr = poly[2] + poly[6] * r;
+ float da = poly[3] + poly[7] * a;
+ float b3 = b2 * b;
+ float g3 = g2 * g;
+ float r3 = r2 * r;
+ float a3 = a2 * a;
+ db += poly[8] * b2;
+ dg += poly[9] * g2;
+ dr += poly[10] * r2;
+ da += poly[11] * a2;
+ db += poly[12] * b3;
+ dg += poly[13] * g3;
+ dr += poly[14] * r3;
+ da += poly[15] * a3;
+
+ dst_argb[0] = Clamp((int32)(db));
+ dst_argb[1] = Clamp((int32)(dg));
+ dst_argb[2] = Clamp((int32)(dr));
+ dst_argb[3] = Clamp((int32)(da));
+ src_argb += 4;
+ dst_argb += 4;
+ }
+}
+
+void ARGBLumaColorTableRow_C(const uint8* src_argb, uint8* dst_argb, int width,
+ const uint8* luma, uint32 lumacoeff) {+ uint32 bc = lumacoeff & 0xff;
+ uint32 gc = (lumacoeff >> 8) & 0xff;
+ uint32 rc = (lumacoeff >> 16) & 0xff;
+
+ int i;
+ for (i = 0; i < width - 1; i += 2) {+ // Luminance in rows, color values in columns.
+ const uint8* luma0 = ((src_argb[0] * bc + src_argb[1] * gc +
+ src_argb[2] * rc) & 0x7F00u) + luma;
+ const uint8* luma1;
+ dst_argb[0] = luma0[src_argb[0]];
+ dst_argb[1] = luma0[src_argb[1]];
+ dst_argb[2] = luma0[src_argb[2]];
+ dst_argb[3] = src_argb[3];
+ luma1 = ((src_argb[4] * bc + src_argb[5] * gc +
+ src_argb[6] * rc) & 0x7F00u) + luma;
+ dst_argb[4] = luma1[src_argb[4]];
+ dst_argb[5] = luma1[src_argb[5]];
+ dst_argb[6] = luma1[src_argb[6]];
+ dst_argb[7] = src_argb[7];
+ src_argb += 8;
+ dst_argb += 8;
+ }
+ if (width & 1) {+ // Luminance in rows, color values in columns.
+ const uint8* luma0 = ((src_argb[0] * bc + src_argb[1] * gc +
+ src_argb[2] * rc) & 0x7F00u) + luma;
+ dst_argb[0] = luma0[src_argb[0]];
+ dst_argb[1] = luma0[src_argb[1]];
+ dst_argb[2] = luma0[src_argb[2]];
+ dst_argb[3] = src_argb[3];
+ }
+}
+
+void ARGBCopyAlphaRow_C(const uint8* src, uint8* dst, int width) {+ int i;
+ for (i = 0; i < width - 1; i += 2) {+ dst[3] = src[3];
+ dst[7] = src[7];
+ dst += 8;
+ src += 8;
+ }
+ if (width & 1) {+ dst[3] = src[3];
+ }
+}
+
+void ARGBCopyYToAlphaRow_C(const uint8* src, uint8* dst, int width) {+ int i;
+ for (i = 0; i < width - 1; i += 2) {+ dst[3] = src[0];
+ dst[7] = src[1];
+ dst += 8;
+ src += 2;
+ }
+ if (width & 1) {+ dst[3] = src[0];
+ }
+}
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/row_mips.cc
@@ -1,0 +1,991 @@
+/*
+ * Copyright (c) 2012 The LibYuv project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// The following are available on Mips platforms:
+#if !defined(LIBYUV_DISABLE_MIPS) && defined(__mips__)
+
+#ifdef HAS_COPYROW_MIPS
+void CopyRow_MIPS(const uint8* src, uint8* dst, int count) {+ __asm__ __volatile__ (
+ ".set noreorder \n"
+ ".set noat \n"
+ "slti $at, %[count], 8 \n"
+ "bne $at ,$zero, $last8 \n"
+ "xor $t8, %[src], %[dst] \n"
+ "andi $t8, $t8, 0x3 \n"
+
+ "bne $t8, $zero, unaligned \n"
+ "negu $a3, %[dst] \n"
+ // make dst/src aligned
+ "andi $a3, $a3, 0x3 \n"
+ "beq $a3, $zero, $chk16w \n"
+ // word-aligned now count is the remining bytes count
+ "subu %[count], %[count], $a3 \n"
+
+ "lwr $t8, 0(%[src]) \n"
+ "addu %[src], %[src], $a3 \n"
+ "swr $t8, 0(%[dst]) \n"
+ "addu %[dst], %[dst], $a3 \n"
+
+ // Now the dst/src are mutually word-aligned with word-aligned addresses
+ "$chk16w: \n"
+ "andi $t8, %[count], 0x3f \n" // whole 64-B chunks?
+ // t8 is the byte count after 64-byte chunks
+ "beq %[count], $t8, chk8w \n"
+ // There will be at most 1 32-byte chunk after it
+ "subu $a3, %[count], $t8 \n" // the reminder
+ // Here a3 counts bytes in 16w chunks
+ "addu $a3, %[dst], $a3 \n"
+ // Now a3 is the final dst after 64-byte chunks
+ "addu $t0, %[dst], %[count] \n"
+ // t0 is the "past the end" address
+
+ // When in the loop we exercise "pref 30,x(a1)", the a1+x should not be past
+ // the "t0-32" address
+ // This means: for x=128 the last "safe" a1 address is "t0-160"
+ // Alternatively, for x=64 the last "safe" a1 address is "t0-96"
+ // we will use "pref 30,128(a1)", so "t0-160" is the limit
+ "subu $t9, $t0, 160 \n"
+ // t9 is the "last safe pref 30,128(a1)" address
+ "pref 0, 0(%[src]) \n" // first line of src
+ "pref 0, 32(%[src]) \n" // second line of src
+ "pref 0, 64(%[src]) \n"
+ "pref 30, 32(%[dst]) \n"
+ // In case the a1 > t9 don't use "pref 30" at all
+ "sgtu $v1, %[dst], $t9 \n"
+ "bgtz $v1, $loop16w \n"
+ "nop \n"
+ // otherwise, start with using pref30
+ "pref 30, 64(%[dst]) \n"
+ "$loop16w: \n"
+ "pref 0, 96(%[src]) \n"
+ "lw $t0, 0(%[src]) \n"
+ "bgtz $v1, $skip_pref30_96 \n" // skip
+ "lw $t1, 4(%[src]) \n"
+ "pref 30, 96(%[dst]) \n" // continue
+ "$skip_pref30_96: \n"
+ "lw $t2, 8(%[src]) \n"
+ "lw $t3, 12(%[src]) \n"
+ "lw $t4, 16(%[src]) \n"
+ "lw $t5, 20(%[src]) \n"
+ "lw $t6, 24(%[src]) \n"
+ "lw $t7, 28(%[src]) \n"
+ "pref 0, 128(%[src]) \n"
+ // bring the next lines of src, addr 128
+ "sw $t0, 0(%[dst]) \n"
+ "sw $t1, 4(%[dst]) \n"
+ "sw $t2, 8(%[dst]) \n"
+ "sw $t3, 12(%[dst]) \n"
+ "sw $t4, 16(%[dst]) \n"
+ "sw $t5, 20(%[dst]) \n"
+ "sw $t6, 24(%[dst]) \n"
+ "sw $t7, 28(%[dst]) \n"
+ "lw $t0, 32(%[src]) \n"
+ "bgtz $v1, $skip_pref30_128 \n" // skip pref 30,128(a1)
+ "lw $t1, 36(%[src]) \n"
+ "pref 30, 128(%[dst]) \n" // set dest, addr 128
+ "$skip_pref30_128: \n"
+ "lw $t2, 40(%[src]) \n"
+ "lw $t3, 44(%[src]) \n"
+ "lw $t4, 48(%[src]) \n"
+ "lw $t5, 52(%[src]) \n"
+ "lw $t6, 56(%[src]) \n"
+ "lw $t7, 60(%[src]) \n"
+ "pref 0, 160(%[src]) \n"
+ // bring the next lines of src, addr 160
+ "sw $t0, 32(%[dst]) \n"
+ "sw $t1, 36(%[dst]) \n"
+ "sw $t2, 40(%[dst]) \n"
+ "sw $t3, 44(%[dst]) \n"
+ "sw $t4, 48(%[dst]) \n"
+ "sw $t5, 52(%[dst]) \n"
+ "sw $t6, 56(%[dst]) \n"
+ "sw $t7, 60(%[dst]) \n"
+
+ "addiu %[dst], %[dst], 64 \n" // adding 64 to dest
+ "sgtu $v1, %[dst], $t9 \n"
+ "bne %[dst], $a3, $loop16w \n"
+ " addiu %[src], %[src], 64 \n" // adding 64 to src
+ "move %[count], $t8 \n"
+
+ // Here we have src and dest word-aligned but less than 64-bytes to go
+
+ "chk8w: \n"
+ "pref 0, 0x0(%[src]) \n"
+ "andi $t8, %[count], 0x1f \n" // 32-byte chunk?
+ // the t8 is the reminder count past 32-bytes
+ "beq %[count], $t8, chk1w \n"
+ // count=t8,no 32-byte chunk
+ " nop \n"
+
+ "lw $t0, 0(%[src]) \n"
+ "lw $t1, 4(%[src]) \n"
+ "lw $t2, 8(%[src]) \n"
+ "lw $t3, 12(%[src]) \n"
+ "lw $t4, 16(%[src]) \n"
+ "lw $t5, 20(%[src]) \n"
+ "lw $t6, 24(%[src]) \n"
+ "lw $t7, 28(%[src]) \n"
+ "addiu %[src], %[src], 32 \n"
+
+ "sw $t0, 0(%[dst]) \n"
+ "sw $t1, 4(%[dst]) \n"
+ "sw $t2, 8(%[dst]) \n"
+ "sw $t3, 12(%[dst]) \n"
+ "sw $t4, 16(%[dst]) \n"
+ "sw $t5, 20(%[dst]) \n"
+ "sw $t6, 24(%[dst]) \n"
+ "sw $t7, 28(%[dst]) \n"
+ "addiu %[dst], %[dst], 32 \n"
+
+ "chk1w: \n"
+ "andi %[count], $t8, 0x3 \n"
+ // now count is the reminder past 1w chunks
+ "beq %[count], $t8, $last8 \n"
+ " subu $a3, $t8, %[count] \n"
+ // a3 is count of bytes in 1w chunks
+ "addu $a3, %[dst], $a3 \n"
+ // now a3 is the dst address past the 1w chunks
+ // copying in words (4-byte chunks)
+ "$wordCopy_loop: \n"
+ "lw $t3, 0(%[src]) \n"
+ // the first t3 may be equal t0 ... optimize?
+ "addiu %[src], %[src],4 \n"
+ "addiu %[dst], %[dst],4 \n"
+ "bne %[dst], $a3,$wordCopy_loop \n"
+ " sw $t3, -4(%[dst]) \n"
+
+ // For the last (<8) bytes
+ "$last8: \n"
+ "blez %[count], leave \n"
+ " addu $a3, %[dst], %[count] \n" // a3 -last dst address
+ "$last8loop: \n"
+ "lb $v1, 0(%[src]) \n"
+ "addiu %[src], %[src], 1 \n"
+ "addiu %[dst], %[dst], 1 \n"
+ "bne %[dst], $a3, $last8loop \n"
+ " sb $v1, -1(%[dst]) \n"
+
+ "leave: \n"
+ " j $ra \n"
+ " nop \n"
+
+ //
+ // UNALIGNED case
+ //
+
+ "unaligned: \n"
+ // got here with a3="negu a1"
+ "andi $a3, $a3, 0x3 \n" // a1 is word aligned?
+ "beqz $a3, $ua_chk16w \n"
+ " subu %[count], %[count], $a3 \n"
+ // bytes left after initial a3 bytes
+ "lwr $v1, 0(%[src]) \n"
+ "lwl $v1, 3(%[src]) \n"
+ "addu %[src], %[src], $a3 \n" // a3 may be 1, 2 or 3
+ "swr $v1, 0(%[dst]) \n"
+ "addu %[dst], %[dst], $a3 \n"
+ // below the dst will be word aligned (NOTE1)
+ "$ua_chk16w: \n"
+ "andi $t8, %[count], 0x3f \n" // whole 64-B chunks?
+ // t8 is the byte count after 64-byte chunks
+ "beq %[count], $t8, ua_chk8w \n"
+ // if a2==t8, no 64-byte chunks
+ // There will be at most 1 32-byte chunk after it
+ "subu $a3, %[count], $t8 \n" // the reminder
+ // Here a3 counts bytes in 16w chunks
+ "addu $a3, %[dst], $a3 \n"
+ // Now a3 is the final dst after 64-byte chunks
+ "addu $t0, %[dst], %[count] \n" // t0 "past the end"
+ "subu $t9, $t0, 160 \n"
+ // t9 is the "last safe pref 30,128(a1)" address
+ "pref 0, 0(%[src]) \n" // first line of src
+ "pref 0, 32(%[src]) \n" // second line addr 32
+ "pref 0, 64(%[src]) \n"
+ "pref 30, 32(%[dst]) \n"
+ // safe, as we have at least 64 bytes ahead
+ // In case the a1 > t9 don't use "pref 30" at all
+ "sgtu $v1, %[dst], $t9 \n"
+ "bgtz $v1, $ua_loop16w \n"
+ // skip "pref 30,64(a1)" for too short arrays
+ " nop \n"
+ // otherwise, start with using pref30
+ "pref 30, 64(%[dst]) \n"
+ "$ua_loop16w: \n"
+ "pref 0, 96(%[src]) \n"
+ "lwr $t0, 0(%[src]) \n"
+ "lwl $t0, 3(%[src]) \n"
+ "lwr $t1, 4(%[src]) \n"
+ "bgtz $v1, $ua_skip_pref30_96 \n"
+ " lwl $t1, 7(%[src]) \n"
+ "pref 30, 96(%[dst]) \n"
+ // continue setting up the dest, addr 96
+ "$ua_skip_pref30_96: \n"
+ "lwr $t2, 8(%[src]) \n"
+ "lwl $t2, 11(%[src]) \n"
+ "lwr $t3, 12(%[src]) \n"
+ "lwl $t3, 15(%[src]) \n"
+ "lwr $t4, 16(%[src]) \n"
+ "lwl $t4, 19(%[src]) \n"
+ "lwr $t5, 20(%[src]) \n"
+ "lwl $t5, 23(%[src]) \n"
+ "lwr $t6, 24(%[src]) \n"
+ "lwl $t6, 27(%[src]) \n"
+ "lwr $t7, 28(%[src]) \n"
+ "lwl $t7, 31(%[src]) \n"
+ "pref 0, 128(%[src]) \n"
+ // bring the next lines of src, addr 128
+ "sw $t0, 0(%[dst]) \n"
+ "sw $t1, 4(%[dst]) \n"
+ "sw $t2, 8(%[dst]) \n"
+ "sw $t3, 12(%[dst]) \n"
+ "sw $t4, 16(%[dst]) \n"
+ "sw $t5, 20(%[dst]) \n"
+ "sw $t6, 24(%[dst]) \n"
+ "sw $t7, 28(%[dst]) \n"
+ "lwr $t0, 32(%[src]) \n"
+ "lwl $t0, 35(%[src]) \n"
+ "lwr $t1, 36(%[src]) \n"
+ "bgtz $v1, ua_skip_pref30_128 \n"
+ " lwl $t1, 39(%[src]) \n"
+ "pref 30, 128(%[dst]) \n"
+ // continue setting up the dest, addr 128
+ "ua_skip_pref30_128: \n"
+
+ "lwr $t2, 40(%[src]) \n"
+ "lwl $t2, 43(%[src]) \n"
+ "lwr $t3, 44(%[src]) \n"
+ "lwl $t3, 47(%[src]) \n"
+ "lwr $t4, 48(%[src]) \n"
+ "lwl $t4, 51(%[src]) \n"
+ "lwr $t5, 52(%[src]) \n"
+ "lwl $t5, 55(%[src]) \n"
+ "lwr $t6, 56(%[src]) \n"
+ "lwl $t6, 59(%[src]) \n"
+ "lwr $t7, 60(%[src]) \n"
+ "lwl $t7, 63(%[src]) \n"
+ "pref 0, 160(%[src]) \n"
+ // bring the next lines of src, addr 160
+ "sw $t0, 32(%[dst]) \n"
+ "sw $t1, 36(%[dst]) \n"
+ "sw $t2, 40(%[dst]) \n"
+ "sw $t3, 44(%[dst]) \n"
+ "sw $t4, 48(%[dst]) \n"
+ "sw $t5, 52(%[dst]) \n"
+ "sw $t6, 56(%[dst]) \n"
+ "sw $t7, 60(%[dst]) \n"
+
+ "addiu %[dst],%[dst],64 \n" // adding 64 to dest
+ "sgtu $v1,%[dst],$t9 \n"
+ "bne %[dst],$a3,$ua_loop16w \n"
+ " addiu %[src],%[src],64 \n" // adding 64 to src
+ "move %[count],$t8 \n"
+
+ // Here we have src and dest word-aligned but less than 64-bytes to go
+
+ "ua_chk8w: \n"
+ "pref 0, 0x0(%[src]) \n"
+ "andi $t8, %[count], 0x1f \n" // 32-byte chunk?
+ // the t8 is the reminder count
+ "beq %[count], $t8, $ua_chk1w \n"
+ // when count==t8, no 32-byte chunk
+
+ "lwr $t0, 0(%[src]) \n"
+ "lwl $t0, 3(%[src]) \n"
+ "lwr $t1, 4(%[src]) \n"
+ "lwl $t1, 7(%[src]) \n"
+ "lwr $t2, 8(%[src]) \n"
+ "lwl $t2, 11(%[src]) \n"
+ "lwr $t3, 12(%[src]) \n"
+ "lwl $t3, 15(%[src]) \n"
+ "lwr $t4, 16(%[src]) \n"
+ "lwl $t4, 19(%[src]) \n"
+ "lwr $t5, 20(%[src]) \n"
+ "lwl $t5, 23(%[src]) \n"
+ "lwr $t6, 24(%[src]) \n"
+ "lwl $t6, 27(%[src]) \n"
+ "lwr $t7, 28(%[src]) \n"
+ "lwl $t7, 31(%[src]) \n"
+ "addiu %[src], %[src], 32 \n"
+
+ "sw $t0, 0(%[dst]) \n"
+ "sw $t1, 4(%[dst]) \n"
+ "sw $t2, 8(%[dst]) \n"
+ "sw $t3, 12(%[dst]) \n"
+ "sw $t4, 16(%[dst]) \n"
+ "sw $t5, 20(%[dst]) \n"
+ "sw $t6, 24(%[dst]) \n"
+ "sw $t7, 28(%[dst]) \n"
+ "addiu %[dst], %[dst], 32 \n"
+
+ "$ua_chk1w: \n"
+ "andi %[count], $t8, 0x3 \n"
+ // now count is the reminder past 1w chunks
+ "beq %[count], $t8, ua_smallCopy \n"
+ "subu $a3, $t8, %[count] \n"
+ // a3 is count of bytes in 1w chunks
+ "addu $a3, %[dst], $a3 \n"
+ // now a3 is the dst address past the 1w chunks
+
+ // copying in words (4-byte chunks)
+ "$ua_wordCopy_loop: \n"
+ "lwr $v1, 0(%[src]) \n"
+ "lwl $v1, 3(%[src]) \n"
+ "addiu %[src], %[src], 4 \n"
+ "addiu %[dst], %[dst], 4 \n"
+ // note: dst=a1 is word aligned here, see NOTE1
+ "bne %[dst], $a3, $ua_wordCopy_loop \n"
+ " sw $v1,-4(%[dst]) \n"
+
+ // Now less than 4 bytes (value in count) left to copy
+ "ua_smallCopy: \n"
+ "beqz %[count], leave \n"
+ " addu $a3, %[dst], %[count] \n" // a3 = last dst address
+ "$ua_smallCopy_loop: \n"
+ "lb $v1, 0(%[src]) \n"
+ "addiu %[src], %[src], 1 \n"
+ "addiu %[dst], %[dst], 1 \n"
+ "bne %[dst],$a3,$ua_smallCopy_loop \n"
+ " sb $v1, -1(%[dst]) \n"
+
+ "j $ra \n"
+ " nop \n"
+ ".set at \n"
+ ".set reorder \n"
+ : [dst] "+r" (dst), [src] "+r" (src)
+ : [count] "r" (count)
+ : "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7",
+ "t8", "t9", "a3", "v1", "at"
+ );
+}
+#endif // HAS_COPYROW_MIPS
+
+// MIPS DSPR2 functions
+#if !defined(LIBYUV_DISABLE_MIPS) && defined(__mips_dsp) && \
+ (__mips_dsp_rev >= 2)
+void SplitUVRow_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "srl $t4, %[width], 4 \n" // multiplies of 16
+ "blez $t4, 2f \n"
+ " andi %[width], %[width], 0xf \n" // residual
+
+ ".p2align 2 \n"
+ "1: \n"
+ "addiu $t4, $t4, -1 \n"
+ "lw $t0, 0(%[src_uv]) \n" // V1 | U1 | V0 | U0
+ "lw $t1, 4(%[src_uv]) \n" // V3 | U3 | V2 | U2
+ "lw $t2, 8(%[src_uv]) \n" // V5 | U5 | V4 | U4
+ "lw $t3, 12(%[src_uv]) \n" // V7 | U7 | V6 | U6
+ "lw $t5, 16(%[src_uv]) \n" // V9 | U9 | V8 | U8
+ "lw $t6, 20(%[src_uv]) \n" // V11 | U11 | V10 | U10
+ "lw $t7, 24(%[src_uv]) \n" // V13 | U13 | V12 | U12
+ "lw $t8, 28(%[src_uv]) \n" // V15 | U15 | V14 | U14
+ "addiu %[src_uv], %[src_uv], 32 \n"
+ "precrq.qb.ph $t9, $t1, $t0 \n" // V3 | V2 | V1 | V0
+ "precr.qb.ph $t0, $t1, $t0 \n" // U3 | U2 | U1 | U0
+ "precrq.qb.ph $t1, $t3, $t2 \n" // V7 | V6 | V5 | V4
+ "precr.qb.ph $t2, $t3, $t2 \n" // U7 | U6 | U5 | U4
+ "precrq.qb.ph $t3, $t6, $t5 \n" // V11 | V10 | V9 | V8
+ "precr.qb.ph $t5, $t6, $t5 \n" // U11 | U10 | U9 | U8
+ "precrq.qb.ph $t6, $t8, $t7 \n" // V15 | V14 | V13 | V12
+ "precr.qb.ph $t7, $t8, $t7 \n" // U15 | U14 | U13 | U12
+ "sw $t9, 0(%[dst_v]) \n"
+ "sw $t0, 0(%[dst_u]) \n"
+ "sw $t1, 4(%[dst_v]) \n"
+ "sw $t2, 4(%[dst_u]) \n"
+ "sw $t3, 8(%[dst_v]) \n"
+ "sw $t5, 8(%[dst_u]) \n"
+ "sw $t6, 12(%[dst_v]) \n"
+ "sw $t7, 12(%[dst_u]) \n"
+ "addiu %[dst_v], %[dst_v], 16 \n"
+ "bgtz $t4, 1b \n"
+ " addiu %[dst_u], %[dst_u], 16 \n"
+
+ "beqz %[width], 3f \n"
+ " nop \n"
+
+ "2: \n"
+ "lbu $t0, 0(%[src_uv]) \n"
+ "lbu $t1, 1(%[src_uv]) \n"
+ "addiu %[src_uv], %[src_uv], 2 \n"
+ "addiu %[width], %[width], -1 \n"
+ "sb $t0, 0(%[dst_u]) \n"
+ "sb $t1, 0(%[dst_v]) \n"
+ "addiu %[dst_u], %[dst_u], 1 \n"
+ "bgtz %[width], 2b \n"
+ " addiu %[dst_v], %[dst_v], 1 \n"
+
+ "3: \n"
+ ".set pop \n"
+ : [src_uv] "+r" (src_uv),
+ [width] "+r" (width),
+ [dst_u] "+r" (dst_u),
+ [dst_v] "+r" (dst_v)
+ :
+ : "t0", "t1", "t2", "t3",
+ "t4", "t5", "t6", "t7", "t8", "t9"
+ );
+}
+
+void SplitUVRow_Unaligned_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u,
+ uint8* dst_v, int width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "srl $t4, %[width], 4 \n" // multiplies of 16
+ "blez $t4, 2f \n"
+ " andi %[width], %[width], 0xf \n" // residual
+
+ ".p2align 2 \n"
+ "1: \n"
+ "addiu $t4, $t4, -1 \n"
+ "lwr $t0, 0(%[src_uv]) \n"
+ "lwl $t0, 3(%[src_uv]) \n" // V1 | U1 | V0 | U0
+ "lwr $t1, 4(%[src_uv]) \n"
+ "lwl $t1, 7(%[src_uv]) \n" // V3 | U3 | V2 | U2
+ "lwr $t2, 8(%[src_uv]) \n"
+ "lwl $t2, 11(%[src_uv]) \n" // V5 | U5 | V4 | U4
+ "lwr $t3, 12(%[src_uv]) \n"
+ "lwl $t3, 15(%[src_uv]) \n" // V7 | U7 | V6 | U6
+ "lwr $t5, 16(%[src_uv]) \n"
+ "lwl $t5, 19(%[src_uv]) \n" // V9 | U9 | V8 | U8
+ "lwr $t6, 20(%[src_uv]) \n"
+ "lwl $t6, 23(%[src_uv]) \n" // V11 | U11 | V10 | U10
+ "lwr $t7, 24(%[src_uv]) \n"
+ "lwl $t7, 27(%[src_uv]) \n" // V13 | U13 | V12 | U12
+ "lwr $t8, 28(%[src_uv]) \n"
+ "lwl $t8, 31(%[src_uv]) \n" // V15 | U15 | V14 | U14
+ "precrq.qb.ph $t9, $t1, $t0 \n" // V3 | V2 | V1 | V0
+ "precr.qb.ph $t0, $t1, $t0 \n" // U3 | U2 | U1 | U0
+ "precrq.qb.ph $t1, $t3, $t2 \n" // V7 | V6 | V5 | V4
+ "precr.qb.ph $t2, $t3, $t2 \n" // U7 | U6 | U5 | U4
+ "precrq.qb.ph $t3, $t6, $t5 \n" // V11 | V10 | V9 | V8
+ "precr.qb.ph $t5, $t6, $t5 \n" // U11 | U10 | U9 | U8
+ "precrq.qb.ph $t6, $t8, $t7 \n" // V15 | V14 | V13 | V12
+ "precr.qb.ph $t7, $t8, $t7 \n" // U15 | U14 | U13 | U12
+ "addiu %[src_uv], %[src_uv], 32 \n"
+ "swr $t9, 0(%[dst_v]) \n"
+ "swl $t9, 3(%[dst_v]) \n"
+ "swr $t0, 0(%[dst_u]) \n"
+ "swl $t0, 3(%[dst_u]) \n"
+ "swr $t1, 4(%[dst_v]) \n"
+ "swl $t1, 7(%[dst_v]) \n"
+ "swr $t2, 4(%[dst_u]) \n"
+ "swl $t2, 7(%[dst_u]) \n"
+ "swr $t3, 8(%[dst_v]) \n"
+ "swl $t3, 11(%[dst_v]) \n"
+ "swr $t5, 8(%[dst_u]) \n"
+ "swl $t5, 11(%[dst_u]) \n"
+ "swr $t6, 12(%[dst_v]) \n"
+ "swl $t6, 15(%[dst_v]) \n"
+ "swr $t7, 12(%[dst_u]) \n"
+ "swl $t7, 15(%[dst_u]) \n"
+ "addiu %[dst_u], %[dst_u], 16 \n"
+ "bgtz $t4, 1b \n"
+ " addiu %[dst_v], %[dst_v], 16 \n"
+
+ "beqz %[width], 3f \n"
+ " nop \n"
+
+ "2: \n"
+ "lbu $t0, 0(%[src_uv]) \n"
+ "lbu $t1, 1(%[src_uv]) \n"
+ "addiu %[src_uv], %[src_uv], 2 \n"
+ "addiu %[width], %[width], -1 \n"
+ "sb $t0, 0(%[dst_u]) \n"
+ "sb $t1, 0(%[dst_v]) \n"
+ "addiu %[dst_u], %[dst_u], 1 \n"
+ "bgtz %[width], 2b \n"
+ " addiu %[dst_v], %[dst_v], 1 \n"
+
+ "3: \n"
+ ".set pop \n"
+ : [src_uv] "+r" (src_uv),
+ [width] "+r" (width),
+ [dst_u] "+r" (dst_u),
+ [dst_v] "+r" (dst_v)
+ :
+ : "t0", "t1", "t2", "t3",
+ "t4", "t5", "t6", "t7", "t8", "t9"
+ );
+}
+
+void MirrorRow_MIPS_DSPR2(const uint8* src, uint8* dst, int width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ "srl $t4, %[width], 4 \n" // multiplies of 16
+ "andi $t5, %[width], 0xf \n"
+ "blez $t4, 2f \n"
+ " addu %[src], %[src], %[width] \n" // src += width
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, -16(%[src]) \n" // |3|2|1|0|
+ "lw $t1, -12(%[src]) \n" // |7|6|5|4|
+ "lw $t2, -8(%[src]) \n" // |11|10|9|8|
+ "lw $t3, -4(%[src]) \n" // |15|14|13|12|
+ "wsbh $t0, $t0 \n" // |2|3|0|1|
+ "wsbh $t1, $t1 \n" // |6|7|4|5|
+ "wsbh $t2, $t2 \n" // |10|11|8|9|
+ "wsbh $t3, $t3 \n" // |14|15|12|13|
+ "rotr $t0, $t0, 16 \n" // |0|1|2|3|
+ "rotr $t1, $t1, 16 \n" // |4|5|6|7|
+ "rotr $t2, $t2, 16 \n" // |8|9|10|11|
+ "rotr $t3, $t3, 16 \n" // |12|13|14|15|
+ "addiu %[src], %[src], -16 \n"
+ "addiu $t4, $t4, -1 \n"
+ "sw $t3, 0(%[dst]) \n" // |15|14|13|12|
+ "sw $t2, 4(%[dst]) \n" // |11|10|9|8|
+ "sw $t1, 8(%[dst]) \n" // |7|6|5|4|
+ "sw $t0, 12(%[dst]) \n" // |3|2|1|0|
+ "bgtz $t4, 1b \n"
+ " addiu %[dst], %[dst], 16 \n"
+ "beqz $t5, 3f \n"
+ " nop \n"
+
+ "2: \n"
+ "lbu $t0, -1(%[src]) \n"
+ "addiu $t5, $t5, -1 \n"
+ "addiu %[src], %[src], -1 \n"
+ "sb $t0, 0(%[dst]) \n"
+ "bgez $t5, 2b \n"
+ " addiu %[dst], %[dst], 1 \n"
+
+ "3: \n"
+ ".set pop \n"
+ : [src] "+r" (src), [dst] "+r" (dst)
+ : [width] "r" (width)
+ : "t0", "t1", "t2", "t3", "t4", "t5"
+ );
+}
+
+void MirrorUVRow_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width) {+ int x = 0;
+ int y = 0;
+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ "addu $t4, %[width], %[width] \n"
+ "srl %[x], %[width], 4 \n"
+ "andi %[y], %[width], 0xf \n"
+ "blez %[x], 2f \n"
+ " addu %[src_uv], %[src_uv], $t4 \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, -32(%[src_uv]) \n" // |3|2|1|0|
+ "lw $t1, -28(%[src_uv]) \n" // |7|6|5|4|
+ "lw $t2, -24(%[src_uv]) \n" // |11|10|9|8|
+ "lw $t3, -20(%[src_uv]) \n" // |15|14|13|12|
+ "lw $t4, -16(%[src_uv]) \n" // |19|18|17|16|
+ "lw $t6, -12(%[src_uv]) \n" // |23|22|21|20|
+ "lw $t7, -8(%[src_uv]) \n" // |27|26|25|24|
+ "lw $t8, -4(%[src_uv]) \n" // |31|30|29|28|
+
+ "rotr $t0, $t0, 16 \n" // |1|0|3|2|
+ "rotr $t1, $t1, 16 \n" // |5|4|7|6|
+ "rotr $t2, $t2, 16 \n" // |9|8|11|10|
+ "rotr $t3, $t3, 16 \n" // |13|12|15|14|
+ "rotr $t4, $t4, 16 \n" // |17|16|19|18|
+ "rotr $t6, $t6, 16 \n" // |21|20|23|22|
+ "rotr $t7, $t7, 16 \n" // |25|24|27|26|
+ "rotr $t8, $t8, 16 \n" // |29|28|31|30|
+ "precr.qb.ph $t9, $t0, $t1 \n" // |0|2|4|6|
+ "precrq.qb.ph $t5, $t0, $t1 \n" // |1|3|5|7|
+ "precr.qb.ph $t0, $t2, $t3 \n" // |8|10|12|14|
+ "precrq.qb.ph $t1, $t2, $t3 \n" // |9|11|13|15|
+ "precr.qb.ph $t2, $t4, $t6 \n" // |16|18|20|22|
+ "precrq.qb.ph $t3, $t4, $t6 \n" // |17|19|21|23|
+ "precr.qb.ph $t4, $t7, $t8 \n" // |24|26|28|30|
+ "precrq.qb.ph $t6, $t7, $t8 \n" // |25|27|29|31|
+ "addiu %[src_uv], %[src_uv], -32 \n"
+ "addiu %[x], %[x], -1 \n"
+ "swr $t4, 0(%[dst_u]) \n"
+ "swl $t4, 3(%[dst_u]) \n" // |30|28|26|24|
+ "swr $t6, 0(%[dst_v]) \n"
+ "swl $t6, 3(%[dst_v]) \n" // |31|29|27|25|
+ "swr $t2, 4(%[dst_u]) \n"
+ "swl $t2, 7(%[dst_u]) \n" // |22|20|18|16|
+ "swr $t3, 4(%[dst_v]) \n"
+ "swl $t3, 7(%[dst_v]) \n" // |23|21|19|17|
+ "swr $t0, 8(%[dst_u]) \n"
+ "swl $t0, 11(%[dst_u]) \n" // |14|12|10|8|
+ "swr $t1, 8(%[dst_v]) \n"
+ "swl $t1, 11(%[dst_v]) \n" // |15|13|11|9|
+ "swr $t9, 12(%[dst_u]) \n"
+ "swl $t9, 15(%[dst_u]) \n" // |6|4|2|0|
+ "swr $t5, 12(%[dst_v]) \n"
+ "swl $t5, 15(%[dst_v]) \n" // |7|5|3|1|
+ "addiu %[dst_v], %[dst_v], 16 \n"
+ "bgtz %[x], 1b \n"
+ " addiu %[dst_u], %[dst_u], 16 \n"
+ "beqz %[y], 3f \n"
+ " nop \n"
+ "b 2f \n"
+ " nop \n"
+
+ "2: \n"
+ "lbu $t0, -2(%[src_uv]) \n"
+ "lbu $t1, -1(%[src_uv]) \n"
+ "addiu %[src_uv], %[src_uv], -2 \n"
+ "addiu %[y], %[y], -1 \n"
+ "sb $t0, 0(%[dst_u]) \n"
+ "sb $t1, 0(%[dst_v]) \n"
+ "addiu %[dst_u], %[dst_u], 1 \n"
+ "bgtz %[y], 2b \n"
+ " addiu %[dst_v], %[dst_v], 1 \n"
+
+ "3: \n"
+ ".set pop \n"
+ : [src_uv] "+r" (src_uv),
+ [dst_u] "+r" (dst_u),
+ [dst_v] "+r" (dst_v),
+ [x] "=&r" (x),
+ [y] "+r" (y)
+ : [width] "r" (width)
+ : "t0", "t1", "t2", "t3", "t4",
+ "t5", "t7", "t8", "t9"
+ );
+}
+
+// Convert (4 Y and 2 VU) I422 and arrange RGB values into
+// t5 = | 0 | B0 | 0 | b0 |
+// t4 = | 0 | B1 | 0 | b1 |
+// t9 = | 0 | G0 | 0 | g0 |
+// t8 = | 0 | G1 | 0 | g1 |
+// t2 = | 0 | R0 | 0 | r0 |
+// t1 = | 0 | R1 | 0 | r1 |
+#define I422ToTransientMipsRGB \
+ "lw $t0, 0(%[y_buf]) \n" \
+ "lhu $t1, 0(%[u_buf]) \n" \
+ "lhu $t2, 0(%[v_buf]) \n" \
+ "preceu.ph.qbr $t1, $t1 \n" \
+ "preceu.ph.qbr $t2, $t2 \n" \
+ "preceu.ph.qbra $t3, $t0 \n" \
+ "preceu.ph.qbla $t0, $t0 \n" \
+ "subu.ph $t1, $t1, $s5 \n" \
+ "subu.ph $t2, $t2, $s5 \n" \
+ "subu.ph $t3, $t3, $s4 \n" \
+ "subu.ph $t0, $t0, $s4 \n" \
+ "mul.ph $t3, $t3, $s0 \n" \
+ "mul.ph $t0, $t0, $s0 \n" \
+ "shll.ph $t4, $t1, 0x7 \n" \
+ "subu.ph $t4, $t4, $t1 \n" \
+ "mul.ph $t6, $t1, $s1 \n" \
+ "mul.ph $t1, $t2, $s2 \n" \
+ "addq_s.ph $t5, $t4, $t3 \n" \
+ "addq_s.ph $t4, $t4, $t0 \n" \
+ "shra.ph $t5, $t5, 6 \n" \
+ "shra.ph $t4, $t4, 6 \n" \
+ "addiu %[u_buf], 2 \n" \
+ "addiu %[v_buf], 2 \n" \
+ "addu.ph $t6, $t6, $t1 \n" \
+ "mul.ph $t1, $t2, $s3 \n" \
+ "addu.ph $t9, $t6, $t3 \n" \
+ "addu.ph $t8, $t6, $t0 \n" \
+ "shra.ph $t9, $t9, 6 \n" \
+ "shra.ph $t8, $t8, 6 \n" \
+ "addu.ph $t2, $t1, $t3 \n" \
+ "addu.ph $t1, $t1, $t0 \n" \
+ "shra.ph $t2, $t2, 6 \n" \
+ "shra.ph $t1, $t1, 6 \n" \
+ "subu.ph $t5, $t5, $s5 \n" \
+ "subu.ph $t4, $t4, $s5 \n" \
+ "subu.ph $t9, $t9, $s5 \n" \
+ "subu.ph $t8, $t8, $s5 \n" \
+ "subu.ph $t2, $t2, $s5 \n" \
+ "subu.ph $t1, $t1, $s5 \n" \
+ "shll_s.ph $t5, $t5, 8 \n" \
+ "shll_s.ph $t4, $t4, 8 \n" \
+ "shll_s.ph $t9, $t9, 8 \n" \
+ "shll_s.ph $t8, $t8, 8 \n" \
+ "shll_s.ph $t2, $t2, 8 \n" \
+ "shll_s.ph $t1, $t1, 8 \n" \
+ "shra.ph $t5, $t5, 8 \n" \
+ "shra.ph $t4, $t4, 8 \n" \
+ "shra.ph $t9, $t9, 8 \n" \
+ "shra.ph $t8, $t8, 8 \n" \
+ "shra.ph $t2, $t2, 8 \n" \
+ "shra.ph $t1, $t1, 8 \n" \
+ "addu.ph $t5, $t5, $s5 \n" \
+ "addu.ph $t4, $t4, $s5 \n" \
+ "addu.ph $t9, $t9, $s5 \n" \
+ "addu.ph $t8, $t8, $s5 \n" \
+ "addu.ph $t2, $t2, $s5 \n" \
+ "addu.ph $t1, $t1, $s5 \n"
+
+void I422ToARGBRow_MIPS_DSPR2(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "beqz %[width], 2f \n"
+ " repl.ph $s0, 74 \n" // |YG|YG| = |74|74|
+ "repl.ph $s1, -25 \n" // |UG|UG| = |-25|-25|
+ "repl.ph $s2, -52 \n" // |VG|VG| = |-52|-52|
+ "repl.ph $s3, 102 \n" // |VR|VR| = |102|102|
+ "repl.ph $s4, 16 \n" // |0|16|0|16|
+ "repl.ph $s5, 128 \n" // |128|128| // clipping
+ "lui $s6, 0xff00 \n"
+ "ori $s6, 0xff00 \n" // |ff|00|ff|00|ff|
+
+ ".p2align 2 \n"
+ "1: \n"
+ I422ToTransientMipsRGB
+// Arranging into argb format
+ "precr.qb.ph $t4, $t8, $t4 \n" // |G1|g1|B1|b1|
+ "precr.qb.ph $t5, $t9, $t5 \n" // |G0|g0|B0|b0|
+ "addiu %[width], -4 \n"
+ "precrq.qb.ph $t8, $t4, $t5 \n" // |G1|B1|G0|B0|
+ "precr.qb.ph $t9, $t4, $t5 \n" // |g1|b1|g0|b0|
+ "precr.qb.ph $t2, $t1, $t2 \n" // |R1|r1|R0|r0|
+
+ "addiu %[y_buf], 4 \n"
+ "preceu.ph.qbla $t1, $t2 \n" // |0 |R1|0 |R0|
+ "preceu.ph.qbra $t2, $t2 \n" // |0 |r1|0 |r0|
+ "or $t1, $t1, $s6 \n" // |ff|R1|ff|R0|
+ "or $t2, $t2, $s6 \n" // |ff|r1|ff|r0|
+ "precrq.ph.w $t0, $t2, $t9 \n" // |ff|r1|g1|b1|
+ "precrq.ph.w $t3, $t1, $t8 \n" // |ff|R1|G1|B1|
+ "sll $t9, $t9, 16 \n"
+ "sll $t8, $t8, 16 \n"
+ "packrl.ph $t2, $t2, $t9 \n" // |ff|r0|g0|b0|
+ "packrl.ph $t1, $t1, $t8 \n" // |ff|R0|G0|B0|
+// Store results.
+ "sw $t2, 0(%[rgb_buf]) \n"
+ "sw $t0, 4(%[rgb_buf]) \n"
+ "sw $t1, 8(%[rgb_buf]) \n"
+ "sw $t3, 12(%[rgb_buf]) \n"
+ "bnez %[width], 1b \n"
+ " addiu %[rgb_buf], 16 \n"
+ "2: \n"
+ ".set pop \n"
+ :[y_buf] "+r" (y_buf),
+ [u_buf] "+r" (u_buf),
+ [v_buf] "+r" (v_buf),
+ [width] "+r" (width),
+ [rgb_buf] "+r" (rgb_buf)
+ :
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9",
+ "s0", "s1", "s2", "s3",
+ "s4", "s5", "s6"
+ );
+}
+
+void I422ToABGRRow_MIPS_DSPR2(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "beqz %[width], 2f \n"
+ " repl.ph $s0, 74 \n" // |YG|YG| = |74|74|
+ "repl.ph $s1, -25 \n" // |UG|UG| = |-25|-25|
+ "repl.ph $s2, -52 \n" // |VG|VG| = |-52|-52|
+ "repl.ph $s3, 102 \n" // |VR|VR| = |102|102|
+ "repl.ph $s4, 16 \n" // |0|16|0|16|
+ "repl.ph $s5, 128 \n" // |128|128|
+ "lui $s6, 0xff00 \n"
+ "ori $s6, 0xff00 \n" // |ff|00|ff|00|
+
+ ".p2align 2 \n"
+ "1: \n"
+ I422ToTransientMipsRGB
+// Arranging into abgr format
+ "precr.qb.ph $t0, $t8, $t1 \n" // |G1|g1|R1|r1|
+ "precr.qb.ph $t3, $t9, $t2 \n" // |G0|g0|R0|r0|
+ "precrq.qb.ph $t8, $t0, $t3 \n" // |G1|R1|G0|R0|
+ "precr.qb.ph $t9, $t0, $t3 \n" // |g1|r1|g0|r0|
+
+ "precr.qb.ph $t2, $t4, $t5 \n" // |B1|b1|B0|b0|
+ "addiu %[width], -4 \n"
+ "addiu %[y_buf], 4 \n"
+ "preceu.ph.qbla $t1, $t2 \n" // |0 |B1|0 |B0|
+ "preceu.ph.qbra $t2, $t2 \n" // |0 |b1|0 |b0|
+ "or $t1, $t1, $s6 \n" // |ff|B1|ff|B0|
+ "or $t2, $t2, $s6 \n" // |ff|b1|ff|b0|
+ "precrq.ph.w $t0, $t2, $t9 \n" // |ff|b1|g1|r1|
+ "precrq.ph.w $t3, $t1, $t8 \n" // |ff|B1|G1|R1|
+ "sll $t9, $t9, 16 \n"
+ "sll $t8, $t8, 16 \n"
+ "packrl.ph $t2, $t2, $t9 \n" // |ff|b0|g0|r0|
+ "packrl.ph $t1, $t1, $t8 \n" // |ff|B0|G0|R0|
+// Store results.
+ "sw $t2, 0(%[rgb_buf]) \n"
+ "sw $t0, 4(%[rgb_buf]) \n"
+ "sw $t1, 8(%[rgb_buf]) \n"
+ "sw $t3, 12(%[rgb_buf]) \n"
+ "bnez %[width], 1b \n"
+ " addiu %[rgb_buf], 16 \n"
+ "2: \n"
+ ".set pop \n"
+ :[y_buf] "+r" (y_buf),
+ [u_buf] "+r" (u_buf),
+ [v_buf] "+r" (v_buf),
+ [width] "+r" (width),
+ [rgb_buf] "+r" (rgb_buf)
+ :
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9",
+ "s0", "s1", "s2", "s3",
+ "s4", "s5", "s6"
+ );
+}
+
+void I422ToBGRARow_MIPS_DSPR2(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb_buf,
+ int width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "beqz %[width], 2f \n"
+ " repl.ph $s0, 74 \n" // |YG|YG| = |74 |74 |
+ "repl.ph $s1, -25 \n" // |UG|UG| = |-25|-25|
+ "repl.ph $s2, -52 \n" // |VG|VG| = |-52|-52|
+ "repl.ph $s3, 102 \n" // |VR|VR| = |102|102|
+ "repl.ph $s4, 16 \n" // |0|16|0|16|
+ "repl.ph $s5, 128 \n" // |128|128|
+ "lui $s6, 0xff \n"
+ "ori $s6, 0xff \n" // |00|ff|00|ff|
+
+ ".p2align 2 \n"
+ "1: \n"
+ I422ToTransientMipsRGB
+ // Arranging into bgra format
+ "precr.qb.ph $t4, $t4, $t8 \n" // |B1|b1|G1|g1|
+ "precr.qb.ph $t5, $t5, $t9 \n" // |B0|b0|G0|g0|
+ "precrq.qb.ph $t8, $t4, $t5 \n" // |B1|G1|B0|G0|
+ "precr.qb.ph $t9, $t4, $t5 \n" // |b1|g1|b0|g0|
+
+ "precr.qb.ph $t2, $t1, $t2 \n" // |R1|r1|R0|r0|
+ "addiu %[width], -4 \n"
+ "addiu %[y_buf], 4 \n"
+ "preceu.ph.qbla $t1, $t2 \n" // |0 |R1|0 |R0|
+ "preceu.ph.qbra $t2, $t2 \n" // |0 |r1|0 |r0|
+ "sll $t1, $t1, 8 \n" // |R1|0 |R0|0 |
+ "sll $t2, $t2, 8 \n" // |r1|0 |r0|0 |
+ "or $t1, $t1, $s6 \n" // |R1|ff|R0|ff|
+ "or $t2, $t2, $s6 \n" // |r1|ff|r0|ff|
+ "precrq.ph.w $t0, $t9, $t2 \n" // |b1|g1|r1|ff|
+ "precrq.ph.w $t3, $t8, $t1 \n" // |B1|G1|R1|ff|
+ "sll $t1, $t1, 16 \n"
+ "sll $t2, $t2, 16 \n"
+ "packrl.ph $t2, $t9, $t2 \n" // |b0|g0|r0|ff|
+ "packrl.ph $t1, $t8, $t1 \n" // |B0|G0|R0|ff|
+// Store results.
+ "sw $t2, 0(%[rgb_buf]) \n"
+ "sw $t0, 4(%[rgb_buf]) \n"
+ "sw $t1, 8(%[rgb_buf]) \n"
+ "sw $t3, 12(%[rgb_buf]) \n"
+ "bnez %[width], 1b \n"
+ " addiu %[rgb_buf], 16 \n"
+ "2: \n"
+ ".set pop \n"
+ :[y_buf] "+r" (y_buf),
+ [u_buf] "+r" (u_buf),
+ [v_buf] "+r" (v_buf),
+ [width] "+r" (width),
+ [rgb_buf] "+r" (rgb_buf)
+ :
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9",
+ "s0", "s1", "s2", "s3",
+ "s4", "s5", "s6"
+ );
+}
+
+// Bilinear filter 8x2 -> 8x1
+void InterpolateRows_MIPS_DSPR2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ int y0_fraction = 256 - source_y_fraction;
+ const uint8* src_ptr1 = src_ptr + src_stride;
+
+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ "replv.ph $t0, %[y0_fraction] \n"
+ "replv.ph $t1, %[source_y_fraction] \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t2, 0(%[src_ptr]) \n"
+ "lw $t3, 0(%[src_ptr1]) \n"
+ "lw $t4, 4(%[src_ptr]) \n"
+ "lw $t5, 4(%[src_ptr1]) \n"
+ "muleu_s.ph.qbl $t6, $t2, $t0 \n"
+ "muleu_s.ph.qbr $t7, $t2, $t0 \n"
+ "muleu_s.ph.qbl $t8, $t3, $t1 \n"
+ "muleu_s.ph.qbr $t9, $t3, $t1 \n"
+ "muleu_s.ph.qbl $t2, $t4, $t0 \n"
+ "muleu_s.ph.qbr $t3, $t4, $t0 \n"
+ "muleu_s.ph.qbl $t4, $t5, $t1 \n"
+ "muleu_s.ph.qbr $t5, $t5, $t1 \n"
+ "addq.ph $t6, $t6, $t8 \n"
+ "addq.ph $t7, $t7, $t9 \n"
+ "addq.ph $t2, $t2, $t4 \n"
+ "addq.ph $t3, $t3, $t5 \n"
+ "shra.ph $t6, $t6, 8 \n"
+ "shra.ph $t7, $t7, 8 \n"
+ "shra.ph $t2, $t2, 8 \n"
+ "shra.ph $t3, $t3, 8 \n"
+ "precr.qb.ph $t6, $t6, $t7 \n"
+ "precr.qb.ph $t2, $t2, $t3 \n"
+ "addiu %[src_ptr], %[src_ptr], 8 \n"
+ "addiu %[src_ptr1], %[src_ptr1], 8 \n"
+ "addiu %[dst_width], %[dst_width], -8 \n"
+ "sw $t6, 0(%[dst_ptr]) \n"
+ "sw $t2, 4(%[dst_ptr]) \n"
+ "bgtz %[dst_width], 1b \n"
+ " addiu %[dst_ptr], %[dst_ptr], 8 \n"
+
+ ".set pop \n"
+ : [dst_ptr] "+r" (dst_ptr),
+ [src_ptr1] "+r" (src_ptr1),
+ [src_ptr] "+r" (src_ptr),
+ [dst_width] "+r" (dst_width)
+ : [source_y_fraction] "r" (source_y_fraction),
+ [y0_fraction] "r" (y0_fraction),
+ [src_stride] "r" (src_stride)
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9"
+ );
+}
+#endif // __mips_dsp_rev >= 2
+
+#endif // defined(__mips__)
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/row_neon.cc
@@ -1,0 +1,2844 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for GCC Neon
+#if !defined(LIBYUV_DISABLE_NEON) && defined(__ARM_NEON__)
+
+// Read 8 Y, 4 U and 4 V from 422
+#define READYUV422 \
+ "vld1.8 {d0}, [%0]! \n" \+ "vld1.32 {d2[0]}, [%1]! \n" \+ "vld1.32 {d2[1]}, [%2]! \n"+
+// Read 8 Y, 2 U and 2 V from 422
+#define READYUV411 \
+ "vld1.8 {d0}, [%0]! \n" \+ "vld1.16 {d2[0]}, [%1]! \n" \+ "vld1.16 {d2[1]}, [%2]! \n" \+ "vmov.u8 d3, d2 \n" \
+ "vzip.u8 d2, d3 \n"
+
+// Read 8 Y, 8 U and 8 V from 444
+#define READYUV444 \
+ "vld1.8 {d0}, [%0]! \n" \+ "vld1.8 {d2}, [%1]! \n" \+ "vld1.8 {d3}, [%2]! \n" \+ "vpaddl.u8 q1, q1 \n" \
+ "vrshrn.u16 d2, q1, #1 \n"
+
+// Read 8 Y, and set 4 U and 4 V to 128
+#define READYUV400 \
+ "vld1.8 {d0}, [%0]! \n" \+ "vmov.u8 d2, #128 \n"
+
+// Read 8 Y and 4 UV from NV12
+#define READNV12 \
+ "vld1.8 {d0}, [%0]! \n" \+ "vld1.8 {d2}, [%1]! \n" \+ "vmov.u8 d3, d2 \n"/* split odd/even uv apart */\
+ "vuzp.u8 d2, d3 \n" \
+ "vtrn.u32 d2, d3 \n"
+
+// Read 8 Y and 4 VU from NV21
+#define READNV21 \
+ "vld1.8 {d0}, [%0]! \n" \+ "vld1.8 {d2}, [%1]! \n" \+ "vmov.u8 d3, d2 \n"/* split odd/even uv apart */\
+ "vuzp.u8 d3, d2 \n" \
+ "vtrn.u32 d2, d3 \n"
+
+// Read 8 YUY2
+#define READYUY2 \
+ "vld2.8 {d0, d2}, [%0]! \n" \+ "vmov.u8 d3, d2 \n" \
+ "vuzp.u8 d2, d3 \n" \
+ "vtrn.u32 d2, d3 \n"
+
+// Read 8 UYVY
+#define READUYVY \
+ "vld2.8 {d2, d3}, [%0]! \n" \+ "vmov.u8 d0, d3 \n" \
+ "vmov.u8 d3, d2 \n" \
+ "vuzp.u8 d2, d3 \n" \
+ "vtrn.u32 d2, d3 \n"
+
+#define YUV422TORGB \
+ "veor.u8 d2, d26 \n"/*subtract 128 from u and v*/\
+ "vmull.s8 q8, d2, d24 \n"/* u/v B/R component */\
+ "vmull.s8 q9, d2, d25 \n"/* u/v G component */\
+ "vmov.u8 d1, #0 \n"/* split odd/even y apart */\
+ "vtrn.u8 d0, d1 \n" \
+ "vsub.s16 q0, q0, q15 \n"/* offset y */\
+ "vmul.s16 q0, q0, q14 \n" \
+ "vadd.s16 d18, d19 \n" \
+ "vqadd.s16 d20, d0, d16 \n" /* B */ \
+ "vqadd.s16 d21, d1, d16 \n" \
+ "vqadd.s16 d22, d0, d17 \n" /* R */ \
+ "vqadd.s16 d23, d1, d17 \n" \
+ "vqadd.s16 d16, d0, d18 \n" /* G */ \
+ "vqadd.s16 d17, d1, d18 \n" \
+ "vqshrun.s16 d0, q10, #6 \n" /* B */ \
+ "vqshrun.s16 d1, q11, #6 \n" /* G */ \
+ "vqshrun.s16 d2, q8, #6 \n" /* R */ \
+ "vmovl.u8 q10, d0 \n"/* set up for reinterleave*/\
+ "vmovl.u8 q11, d1 \n" \
+ "vmovl.u8 q8, d2 \n" \
+ "vtrn.u8 d20, d21 \n" \
+ "vtrn.u8 d22, d23 \n" \
+ "vtrn.u8 d16, d17 \n" \
+ "vmov.u8 d21, d16 \n"
+
+static vec8 kUVToRB = { 127, 127, 127, 127, 102, 102, 102, 102,+ 0, 0, 0, 0, 0, 0, 0, 0 };
+static vec8 kUVToG = { -25, -25, -25, -25, -52, -52, -52, -52,+ 0, 0, 0, 0, 0, 0, 0, 0 };
+
+void I444ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV444
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_argb), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I422ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_argb), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I411ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV411
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_argb), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I422ToBGRARow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_bgra,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vswp.u8 d20, d22 \n"
+ "vmov.u8 d19, #255 \n"
+ "vst4.8 {d19, d20, d21, d22}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_bgra), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I422ToABGRRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_abgr,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vswp.u8 d20, d22 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_abgr), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I422ToRGBARow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgba,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vmov.u8 d19, #255 \n"
+ "vst4.8 {d19, d20, d21, d22}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_rgba), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I422ToRGB24Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb24,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vst3.8 {d20, d21, d22}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_rgb24), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I422ToRAWRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_raw,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vswp.u8 d20, d22 \n"
+ "vst3.8 {d20, d21, d22}, [%3]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_raw), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+#define ARGBTORGB565 \
+ "vshr.u8 d20, d20, #3 \n" /* B */ \
+ "vshr.u8 d21, d21, #2 \n" /* G */ \
+ "vshr.u8 d22, d22, #3 \n" /* R */ \
+ "vmovl.u8 q8, d20 \n" /* B */ \
+ "vmovl.u8 q9, d21 \n" /* G */ \
+ "vmovl.u8 q10, d22 \n" /* R */ \
+ "vshl.u16 q9, q9, #5 \n" /* G */ \
+ "vshl.u16 q10, q10, #11 \n" /* R */ \
+ "vorr q0, q8, q9 \n" /* BG */ \
+ "vorr q0, q0, q10 \n" /* BGR */
+
+void I422ToRGB565Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_rgb565,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ ARGBTORGB565
+ "vst1.8 {q0}, [%3]! \n" // store 8 pixels RGB565.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_rgb565), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+#define ARGBTOARGB1555 \
+ "vshr.u8 q10, q10, #3 \n" /* B */ \
+ "vshr.u8 d22, d22, #3 \n" /* R */ \
+ "vshr.u8 d23, d23, #7 \n" /* A */ \
+ "vmovl.u8 q8, d20 \n" /* B */ \
+ "vmovl.u8 q9, d21 \n" /* G */ \
+ "vmovl.u8 q10, d22 \n" /* R */ \
+ "vmovl.u8 q11, d23 \n" /* A */ \
+ "vshl.u16 q9, q9, #5 \n" /* G */ \
+ "vshl.u16 q10, q10, #10 \n" /* R */ \
+ "vshl.u16 q11, q11, #15 \n" /* A */ \
+ "vorr q0, q8, q9 \n" /* BG */ \
+ "vorr q1, q10, q11 \n" /* RA */ \
+ "vorr q0, q0, q1 \n" /* BGRA */
+
+void I422ToARGB1555Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb1555,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ ARGBTOARGB1555
+ "vst1.8 {q0}, [%3]! \n" // store 8 pixels ARGB1555.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_argb1555), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+#define ARGBTOARGB4444 \
+ "vshr.u8 d20, d20, #4 \n" /* B */ \
+ "vbic.32 d21, d21, d4 \n" /* G */ \
+ "vshr.u8 d22, d22, #4 \n" /* R */ \
+ "vbic.32 d23, d23, d4 \n" /* A */ \
+ "vorr d0, d20, d21 \n" /* BG */ \
+ "vorr d1, d22, d23 \n" /* RA */ \
+ "vzip.u8 d0, d1 \n" /* BGRA */
+
+void I422ToARGB4444Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_argb4444,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%5] \n"+ "vld1.8 {d25}, [%6] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ "vmov.u8 d4, #0x0f \n" // bits to clear with vbic.
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV422
+ YUV422TORGB
+ "subs %4, %4, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ ARGBTOARGB4444
+ "vst1.8 {q0}, [%3]! \n" // store 8 pixels ARGB4444.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_argb4444), // %3
+ "+r"(width) // %4
+ : "r"(&kUVToRB), // %5
+ "r"(&kUVToG) // %6
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void YToARGBRow_NEON(const uint8* src_y,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%3] \n"+ "vld1.8 {d25}, [%4] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUV400
+ YUV422TORGB
+ "subs %2, %2, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(&kUVToRB), // %3
+ "r"(&kUVToG) // %4
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void I400ToARGBRow_NEON(const uint8* src_y,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "vmov.u8 d23, #255 \n"
+ "1: \n"
+ "vld1.8 {d20}, [%0]! \n"+ "vmov d21, d20 \n"
+ "vmov d22, d20 \n"
+ "subs %2, %2, #8 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ :
+ : "cc", "memory", "d20", "d21", "d22", "d23"
+ );
+}
+
+void NV12ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%4] \n"+ "vld1.8 {d25}, [%5] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READNV12
+ YUV422TORGB
+ "subs %3, %3, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_uv), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ : "r"(&kUVToRB), // %4
+ "r"(&kUVToG) // %5
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void NV21ToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%4] \n"+ "vld1.8 {d25}, [%5] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READNV21
+ YUV422TORGB
+ "subs %3, %3, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_uv), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ : "r"(&kUVToRB), // %4
+ "r"(&kUVToG) // %5
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void NV12ToRGB565Row_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_rgb565,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%4] \n"+ "vld1.8 {d25}, [%5] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READNV12
+ YUV422TORGB
+ "subs %3, %3, #8 \n"
+ ARGBTORGB565
+ "vst1.8 {q0}, [%2]! \n" // store 8 pixels RGB565.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_uv), // %1
+ "+r"(dst_rgb565), // %2
+ "+r"(width) // %3
+ : "r"(&kUVToRB), // %4
+ "r"(&kUVToG) // %5
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void NV21ToRGB565Row_NEON(const uint8* src_y,
+ const uint8* src_uv,
+ uint8* dst_rgb565,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%4] \n"+ "vld1.8 {d25}, [%5] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READNV21
+ YUV422TORGB
+ "subs %3, %3, #8 \n"
+ ARGBTORGB565
+ "vst1.8 {q0}, [%2]! \n" // store 8 pixels RGB565.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_uv), // %1
+ "+r"(dst_rgb565), // %2
+ "+r"(width) // %3
+ : "r"(&kUVToRB), // %4
+ "r"(&kUVToG) // %5
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void YUY2ToARGBRow_NEON(const uint8* src_yuy2,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%3] \n"+ "vld1.8 {d25}, [%4] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READYUY2
+ YUV422TORGB
+ "subs %2, %2, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(&kUVToRB), // %3
+ "r"(&kUVToG) // %4
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void UYVYToARGBRow_NEON(const uint8* src_uyvy,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "vld1.8 {d24}, [%3] \n"+ "vld1.8 {d25}, [%4] \n"+ "vmov.u8 d26, #128 \n"
+ "vmov.u16 q14, #74 \n"
+ "vmov.u16 q15, #16 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ READUYVY
+ YUV422TORGB
+ "subs %2, %2, #8 \n"
+ "vmov.u8 d23, #255 \n"
+ "vst4.8 {d20, d21, d22, d23}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(&kUVToRB), // %3
+ "r"(&kUVToG) // %4
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// Reads 16 pairs of UV and write even values to dst_u and odd to dst_v.
+void SplitUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld2.8 {q0, q1}, [%0]! \n" // load 16 pairs of UV+ "subs %3, %3, #16 \n" // 16 processed per loop
+ "vst1.8 {q0}, [%1]! \n" // store U+ "vst1.8 {q1}, [%2]! \n" // store V+ "bgt 1b \n"
+ : "+r"(src_uv), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(width) // %3 // Output registers
+ : // Input registers
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+// Reads 16 U's and V's and writes out 16 pairs of UV.
+void MergeUVRow_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load U+ "vld1.8 {q1}, [%1]! \n" // load V+ "subs %3, %3, #16 \n" // 16 processed per loop
+ "vst2.u8 {q0, q1}, [%2]! \n" // store 16 pairs of UV+ "bgt 1b \n"
+ :
+ "+r"(src_u), // %0
+ "+r"(src_v), // %1
+ "+r"(dst_uv), // %2
+ "+r"(width) // %3 // Output registers
+ : // Input registers
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+// Copy multiple of 32. vld4.8 allow unaligned and is fastest on a15.
+void CopyRow_NEON(const uint8* src, uint8* dst, int count) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d0, d1, d2, d3}, [%0]! \n" // load 32+ "subs %2, %2, #32 \n" // 32 processed per loop
+ "vst1.8 {d0, d1, d2, d3}, [%1]! \n" // store 32+ "bgt 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(count) // %2 // Output registers
+ : // Input registers
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+// SetRow8 writes 'count' bytes using a 32 bit value repeated.
+void SetRow_NEON(uint8* dst, uint32 v32, int count) {+ asm volatile (
+ "vdup.u32 q0, %2 \n" // duplicate 4 ints
+ "1: \n"
+ "subs %1, %1, #16 \n" // 16 bytes per loop
+ "vst1.8 {q0}, [%0]! \n" // store+ "bgt 1b \n"
+ : "+r"(dst), // %0
+ "+r"(count) // %1
+ : "r"(v32) // %2
+ : "cc", "memory", "q0"
+ );
+}
+
+// TODO(fbarchard): Make fully assembler
+// SetRow32 writes 'count' words using a 32 bit value repeated.
+void ARGBSetRows_NEON(uint8* dst, uint32 v32, int width,
+ int dst_stride, int height) {+ for (int y = 0; y < height; ++y) {+ SetRow_NEON(dst, v32, width << 2);
+ dst += dst_stride;
+ }
+}
+
+void MirrorRow_NEON(const uint8* src, uint8* dst, int width) {+ asm volatile (
+ // Start at end of source row.
+ "mov r3, #-16 \n"
+ "add %0, %0, %2 \n"
+ "sub %0, #16 \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0], r3 \n" // src -= 16+ "subs %2, #16 \n" // 16 pixels per loop.
+ "vrev64.8 q0, q0 \n"
+ "vst1.8 {d1}, [%1]! \n" // dst += 16+ "vst1.8 {d0}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(width) // %2
+ :
+ : "cc", "memory", "r3", "q0"
+ );
+}
+
+void MirrorUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int width) {+ asm volatile (
+ // Start at end of source row.
+ "mov r12, #-16 \n"
+ "add %0, %0, %3, lsl #1 \n"
+ "sub %0, #16 \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "vld2.8 {d0, d1}, [%0], r12 \n" // src -= 16+ "subs %3, #8 \n" // 8 pixels per loop.
+ "vrev64.8 q0, q0 \n"
+ "vst1.8 {d0}, [%1]! \n" // dst += 8+ "vst1.8 {d1}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_uv), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "r12", "q0"
+ );
+}
+
+void ARGBMirrorRow_NEON(const uint8* src, uint8* dst, int width) {+ asm volatile (
+ // Start at end of source row.
+ "mov r3, #-16 \n"
+ "add %0, %0, %2, lsl #2 \n"
+ "sub %0, #16 \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0], r3 \n" // src -= 16+ "subs %2, #4 \n" // 4 pixels per loop.
+ "vrev64.32 q0, q0 \n"
+ "vst1.8 {d1}, [%1]! \n" // dst += 16+ "vst1.8 {d0}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(width) // %2
+ :
+ : "cc", "memory", "r3", "q0"
+ );
+}
+
+void RGB24ToARGBRow_NEON(const uint8* src_rgb24, uint8* dst_argb, int pix) {+ asm volatile (
+ "vmov.u8 d4, #255 \n" // Alpha
+ ".p2align 2 \n"
+ "1: \n"
+ "vld3.8 {d1, d2, d3}, [%0]! \n" // load 8 pixels of RGB24.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vst4.8 {d1, d2, d3, d4}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_rgb24), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d1", "d2", "d3", "d4" // Clobber List
+ );
+}
+
+void RAWToARGBRow_NEON(const uint8* src_raw, uint8* dst_argb, int pix) {+ asm volatile (
+ "vmov.u8 d4, #255 \n" // Alpha
+ ".p2align 2 \n"
+ "1: \n"
+ "vld3.8 {d1, d2, d3}, [%0]! \n" // load 8 pixels of RAW.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vswp.u8 d1, d3 \n" // swap R, B
+ "vst4.8 {d1, d2, d3, d4}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_raw), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d1", "d2", "d3", "d4" // Clobber List
+ );
+}
+
+#define RGB565TOARGB \
+ "vshrn.u16 d6, q0, #5 \n" /* G xxGGGGGG */ \
+ "vuzp.u8 d0, d1 \n" /* d0 xxxBBBBB RRRRRxxx */ \
+ "vshl.u8 d6, d6, #2 \n" /* G GGGGGG00 upper 6 */ \
+ "vshr.u8 d1, d1, #3 \n" /* R 000RRRRR lower 5 */ \
+ "vshl.u8 q0, q0, #3 \n" /* B,R BBBBB000 upper 5 */ \
+ "vshr.u8 q2, q0, #5 \n" /* B,R 00000BBB lower 3 */ \
+ "vorr.u8 d0, d0, d4 \n" /* B */ \
+ "vshr.u8 d4, d6, #6 \n" /* G 000000GG lower 2 */ \
+ "vorr.u8 d2, d1, d5 \n" /* R */ \
+ "vorr.u8 d1, d4, d6 \n" /* G */
+
+void RGB565ToARGBRow_NEON(const uint8* src_rgb565, uint8* dst_argb, int pix) {+ asm volatile (
+ "vmov.u8 d3, #255 \n" // Alpha
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 RGB565 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ RGB565TOARGB
+ "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_rgb565), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3" // Clobber List
+ );
+}
+
+#define ARGB1555TOARGB \
+ "vshrn.u16 d7, q0, #8 \n" /* A Arrrrrxx */ \
+ "vshr.u8 d6, d7, #2 \n" /* R xxxRRRRR */ \
+ "vshrn.u16 d5, q0, #5 \n" /* G xxxGGGGG */ \
+ "vmovn.u16 d4, q0 \n" /* B xxxBBBBB */ \
+ "vshr.u8 d7, d7, #7 \n" /* A 0000000A */ \
+ "vneg.s8 d7, d7 \n" /* A AAAAAAAA upper 8 */ \
+ "vshl.u8 d6, d6, #3 \n" /* R RRRRR000 upper 5 */ \
+ "vshr.u8 q1, q3, #5 \n" /* R,A 00000RRR lower 3 */ \
+ "vshl.u8 q0, q2, #3 \n" /* B,G BBBBB000 upper 5 */ \
+ "vshr.u8 q2, q0, #5 \n" /* B,G 00000BBB lower 3 */ \
+ "vorr.u8 q1, q1, q3 \n" /* R,A */ \
+ "vorr.u8 q0, q0, q2 \n" /* B,G */ \
+
+// RGB555TOARGB is same as ARGB1555TOARGB but ignores alpha.
+#define RGB555TOARGB \
+ "vshrn.u16 d6, q0, #5 \n" /* G xxxGGGGG */ \
+ "vuzp.u8 d0, d1 \n" /* d0 xxxBBBBB xRRRRRxx */ \
+ "vshl.u8 d6, d6, #3 \n" /* G GGGGG000 upper 5 */ \
+ "vshr.u8 d1, d1, #2 \n" /* R 00xRRRRR lower 5 */ \
+ "vshl.u8 q0, q0, #3 \n" /* B,R BBBBB000 upper 5 */ \
+ "vshr.u8 q2, q0, #5 \n" /* B,R 00000BBB lower 3 */ \
+ "vorr.u8 d0, d0, d4 \n" /* B */ \
+ "vshr.u8 d4, d6, #5 \n" /* G 00000GGG lower 3 */ \
+ "vorr.u8 d2, d1, d5 \n" /* R */ \
+ "vorr.u8 d1, d4, d6 \n" /* G */
+
+void ARGB1555ToARGBRow_NEON(const uint8* src_argb1555, uint8* dst_argb,
+ int pix) {+ asm volatile (
+ "vmov.u8 d3, #255 \n" // Alpha
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 ARGB1555 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGB1555TOARGB
+ "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_argb1555), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3" // Clobber List
+ );
+}
+
+#define ARGB4444TOARGB \
+ "vuzp.u8 d0, d1 \n" /* d0 BG, d1 RA */ \
+ "vshl.u8 q2, q0, #4 \n" /* B,R BBBB0000 */ \
+ "vshr.u8 q1, q0, #4 \n" /* G,A 0000GGGG */ \
+ "vshr.u8 q0, q2, #4 \n" /* B,R 0000BBBB */ \
+ "vorr.u8 q0, q0, q2 \n" /* B,R BBBBBBBB */ \
+ "vshl.u8 q2, q1, #4 \n" /* G,A GGGG0000 */ \
+ "vorr.u8 q1, q1, q2 \n" /* G,A GGGGGGGG */ \
+ "vswp.u8 d1, d2 \n" /* B,R,G,A -> B,G,R,A */
+
+void ARGB4444ToARGBRow_NEON(const uint8* src_argb4444, uint8* dst_argb,
+ int pix) {+ asm volatile (
+ "vmov.u8 d3, #255 \n" // Alpha
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 ARGB4444 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGB4444TOARGB
+ "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_argb4444), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2" // Clobber List
+ );
+}
+
+void ARGBToRGB24Row_NEON(const uint8* src_argb, uint8* dst_rgb24, int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d1, d2, d3, d4}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vst3.8 {d1, d2, d3}, [%1]! \n" // store 8 pixels of RGB24.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_rgb24), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d1", "d2", "d3", "d4" // Clobber List
+ );
+}
+
+void ARGBToRAWRow_NEON(const uint8* src_argb, uint8* dst_raw, int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d1, d2, d3, d4}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vswp.u8 d1, d3 \n" // swap R, B
+ "vst3.8 {d1, d2, d3}, [%1]! \n" // store 8 pixels of RAW.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_raw), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d1", "d2", "d3", "d4" // Clobber List
+ );
+}
+
+void YUY2ToYRow_NEON(const uint8* src_yuy2, uint8* dst_y, int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld2.8 {q0, q1}, [%0]! \n" // load 16 pixels of YUY2.+ "subs %2, %2, #16 \n" // 16 processed per loop.
+ "vst1.8 {q0}, [%1]! \n" // store 16 pixels of Y.+ "bgt 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+void UYVYToYRow_NEON(const uint8* src_uyvy, uint8* dst_y, int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld2.8 {q0, q1}, [%0]! \n" // load 16 pixels of UYVY.+ "subs %2, %2, #16 \n" // 16 processed per loop.
+ "vst1.8 {q1}, [%1]! \n" // store 16 pixels of Y.+ "bgt 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+void YUY2ToUV422Row_NEON(const uint8* src_yuy2, uint8* dst_u, uint8* dst_v,
+ int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 16 pixels of YUY2.+ "subs %3, %3, #16 \n" // 16 pixels = 8 UVs.
+ "vst1.8 {d1}, [%1]! \n" // store 8 U.+ "vst1.8 {d3}, [%2]! \n" // store 8 V.+ "bgt 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3" // Clobber List
+ );
+}
+
+void UYVYToUV422Row_NEON(const uint8* src_uyvy, uint8* dst_u, uint8* dst_v,
+ int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 16 pixels of UYVY.+ "subs %3, %3, #16 \n" // 16 pixels = 8 UVs.
+ "vst1.8 {d0}, [%1]! \n" // store 8 U.+ "vst1.8 {d2}, [%2]! \n" // store 8 V.+ "bgt 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3" // Clobber List
+ );
+}
+
+void YUY2ToUVRow_NEON(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // stride + src_yuy2
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 16 pixels of YUY2.+ "subs %4, %4, #16 \n" // 16 pixels = 8 UVs.
+ "vld4.8 {d4, d5, d6, d7}, [%1]! \n" // load next row YUY2.+ "vrhadd.u8 d1, d1, d5 \n" // average rows of U
+ "vrhadd.u8 d3, d3, d7 \n" // average rows of V
+ "vst1.8 {d1}, [%2]! \n" // store 8 U.+ "vst1.8 {d3}, [%3]! \n" // store 8 V.+ "bgt 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(stride_yuy2), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7" // Clobber List
+ );
+}
+
+void UYVYToUVRow_NEON(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // stride + src_uyvy
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 16 pixels of UYVY.+ "subs %4, %4, #16 \n" // 16 pixels = 8 UVs.
+ "vld4.8 {d4, d5, d6, d7}, [%1]! \n" // load next row UYVY.+ "vrhadd.u8 d0, d0, d4 \n" // average rows of U
+ "vrhadd.u8 d2, d2, d6 \n" // average rows of V
+ "vst1.8 {d0}, [%2]! \n" // store 8 U.+ "vst1.8 {d2}, [%3]! \n" // store 8 V.+ "bgt 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(stride_uyvy), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7" // Clobber List
+ );
+}
+
+void HalfRow_NEON(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix) {+ asm volatile (
+ // change the stride to row 2 pointer
+ "add %1, %0 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load row 1 16 pixels.+ "subs %3, %3, #16 \n" // 16 processed per loop
+ "vld1.8 {q1}, [%1]! \n" // load row 2 16 pixels.+ "vrhadd.u8 q0, q1 \n" // average row 1 and 2
+ "vst1.8 {q0}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_uv), // %0
+ "+r"(src_uv_stride), // %1
+ "+r"(dst_uv), // %2
+ "+r"(pix) // %3
+ :
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+// Select 2 channels from ARGB on alternating pixels. e.g. BGBGBGBG
+void ARGBToBayerRow_NEON(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix) {+ asm volatile (
+ "vmov.u32 d6[0], %3 \n" // selector
+ "1: \n"
+ "vld1.8 {q0, q1}, [%0]! \n" // load row 8 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop
+ "vtbl.8 d4, {d0, d1}, d6 \n" // look up 4 pixels+ "vtbl.8 d5, {d2, d3}, d6 \n" // look up 4 pixels+ "vtrn.u32 d4, d5 \n" // combine 8 pixels
+ "vst1.8 {d4}, [%1]! \n" // store 8.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_bayer), // %1
+ "+r"(pix) // %2
+ : "r"(selector) // %3
+ : "cc", "memory", "q0", "q1", "q2", "q3" // Clobber List
+ );
+}
+
+// Select G channels from ARGB. e.g. GGGGGGGG
+void ARGBToBayerGGRow_NEON(const uint8* src_argb, uint8* dst_bayer,
+ uint32 /*selector*/, int pix) {+ asm volatile (
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load row 8 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop
+ "vst1.8 {d1}, [%1]! \n" // store 8 G's.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_bayer), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
+void ARGBShuffleRow_NEON(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ asm volatile (
+ "vld1.8 {q2}, [%3] \n" // shuffler+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 4 pixels.+ "subs %2, %2, #4 \n" // 4 processed per loop
+ "vtbl.8 d2, {d0, d1}, d4 \n" // look up 2 first pixels+ "vtbl.8 d3, {d0, d1}, d5 \n" // look up 2 next pixels+ "vst1.8 {q1}, [%1]! \n" // store 4.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ : "r"(shuffler) // %3
+ : "cc", "memory", "q0", "q1", "q2" // Clobber List
+ );
+}
+
+void I422ToYUY2Row_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_yuy2, int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld2.8 {d0, d2}, [%0]! \n" // load 16 Ys+ "vld1.8 {d1}, [%1]! \n" // load 8 Us+ "vld1.8 {d3}, [%2]! \n" // load 8 Vs+ "subs %4, %4, #16 \n" // 16 pixels
+ "vst4.8 {d0, d1, d2, d3}, [%3]! \n" // Store 8 YUY2/16 pixels.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_yuy2), // %3
+ "+r"(width) // %4
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3"
+ );
+}
+
+void I422ToUYVYRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_uyvy, int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld2.8 {d1, d3}, [%0]! \n" // load 16 Ys+ "vld1.8 {d0}, [%1]! \n" // load 8 Us+ "vld1.8 {d2}, [%2]! \n" // load 8 Vs+ "subs %4, %4, #16 \n" // 16 pixels
+ "vst4.8 {d0, d1, d2, d3}, [%3]! \n" // Store 8 UYVY/16 pixels.+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_uyvy), // %3
+ "+r"(width) // %4
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3"
+ );
+}
+
+void ARGBToRGB565Row_NEON(const uint8* src_argb, uint8* dst_rgb565, int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d20, d21, d22, d23}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGBTORGB565
+ "vst1.8 {q0}, [%1]! \n" // store 8 pixels RGB565.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_rgb565), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q8", "q9", "q10", "q11"
+ );
+}
+
+void ARGBToARGB1555Row_NEON(const uint8* src_argb, uint8* dst_argb1555,
+ int pix) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d20, d21, d22, d23}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGBTOARGB1555
+ "vst1.8 {q0}, [%1]! \n" // store 8 pixels ARGB1555.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb1555), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q8", "q9", "q10", "q11"
+ );
+}
+
+void ARGBToARGB4444Row_NEON(const uint8* src_argb, uint8* dst_argb4444,
+ int pix) {+ asm volatile (
+ "vmov.u8 d4, #0x0f \n" // bits to clear with vbic.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d20, d21, d22, d23}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGBTOARGB4444
+ "vst1.8 {q0}, [%1]! \n" // store 8 pixels ARGB4444.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb4444), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q8", "q9", "q10", "q11"
+ );
+}
+
+void ARGBToYRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d27, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlal.u8 q2, d1, d25 \n" // G
+ "vmlal.u8 q2, d2, d26 \n" // R
+ "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d27 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q12", "q13"
+ );
+}
+
+void ARGBToYJRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d24, #15 \n" // B * 0.11400 coefficient
+ "vmov.u8 d25, #75 \n" // G * 0.58700 coefficient
+ "vmov.u8 d26, #38 \n" // R * 0.29900 coefficient
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlal.u8 q2, d1, d25 \n" // G
+ "vmlal.u8 q2, d2, d26 \n" // R
+ "vqrshrun.s16 d0, q2, #7 \n" // 15 bit to 8 bit Y
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q12", "q13"
+ );
+}
+
+// 8x1 pixels.
+void ARGBToUV444Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix) {+ asm volatile (
+ "vmov.u8 d24, #112 \n" // UB / VR 0.875 coefficient
+ "vmov.u8 d25, #74 \n" // UG -0.5781 coefficient
+ "vmov.u8 d26, #38 \n" // UR -0.2969 coefficient
+ "vmov.u8 d27, #18 \n" // VB -0.1406 coefficient
+ "vmov.u8 d28, #94 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlsl.u8 q2, d1, d25 \n" // G
+ "vmlsl.u8 q2, d2, d26 \n" // R
+ "vadd.u16 q2, q2, q15 \n" // +128 -> unsigned
+
+ "vmull.u8 q3, d2, d24 \n" // R
+ "vmlsl.u8 q3, d1, d28 \n" // G
+ "vmlsl.u8 q3, d0, d27 \n" // B
+ "vadd.u16 q3, q3, q15 \n" // +128 -> unsigned
+
+ "vqshrn.u16 d0, q2, #8 \n" // 16 bit to 8 bit U
+ "vqshrn.u16 d1, q3, #8 \n" // 16 bit to 8 bit V
+
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%2]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q12", "q13", "q14", "q15"
+ );
+}
+
+// 16x1 pixels -> 8x1. pix is number of argb pixels. e.g. 16.
+void ARGBToUV422Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix) {+ asm volatile (
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.+
+ "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+
+ "subs %3, %3, #16 \n" // 16 processed per loop.
+ "vmul.s16 q8, q0, q10 \n" // B
+ "vmls.s16 q8, q1, q11 \n" // G
+ "vmls.s16 q8, q2, q12 \n" // R
+ "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
+
+ "vmul.s16 q9, q2, q10 \n" // R
+ "vmls.s16 q9, q1, q14 \n" // G
+ "vmls.s16 q9, q0, q13 \n" // B
+ "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
+
+ "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
+ "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%2]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// 32x1 pixels -> 8x1. pix is number of argb pixels. e.g. 32.
+void ARGBToUV411Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int pix) {+ asm volatile (
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.+ "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "vld4.8 {d8, d10, d12, d14}, [%0]! \n" // load 8 more ARGB pixels.+ "vld4.8 {d9, d11, d13, d15}, [%0]! \n" // load last 8 ARGB pixels.+ "vpaddl.u8 q4, q4 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q5, q5 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q6, q6 \n" // R 16 bytes -> 8 shorts.
+
+ "vpadd.u16 d0, d0, d1 \n" // B 16 shorts -> 8 shorts.
+ "vpadd.u16 d1, d8, d9 \n" // B
+ "vpadd.u16 d2, d2, d3 \n" // G 16 shorts -> 8 shorts.
+ "vpadd.u16 d3, d10, d11 \n" // G
+ "vpadd.u16 d4, d4, d5 \n" // R 16 shorts -> 8 shorts.
+ "vpadd.u16 d5, d12, d13 \n" // R
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %3, %3, #32 \n" // 32 processed per loop.
+ "vmul.s16 q8, q0, q10 \n" // B
+ "vmls.s16 q8, q1, q11 \n" // G
+ "vmls.s16 q8, q2, q12 \n" // R
+ "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
+ "vmul.s16 q9, q2, q10 \n" // R
+ "vmls.s16 q9, q1, q14 \n" // G
+ "vmls.s16 q9, q0, q13 \n" // B
+ "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
+ "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
+ "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%2]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// 16x2 pixels -> 8x1. pix is number of argb pixels. e.g. 16.
+#define RGBTOUV(QB, QG, QR) \
+ "vmul.s16 q8, " #QB ", q10 \n" /* B */ \
+ "vmls.s16 q8, " #QG ", q11 \n" /* G */ \
+ "vmls.s16 q8, " #QR ", q12 \n" /* R */ \
+ "vadd.u16 q8, q8, q15 \n" /* +128 -> unsigned */ \
+ "vmul.s16 q9, " #QR ", q10 \n" /* R */ \
+ "vmls.s16 q9, " #QG ", q14 \n" /* G */ \
+ "vmls.s16 q9, " #QB ", q13 \n" /* B */ \
+ "vadd.u16 q9, q9, q15 \n" /* +128 -> unsigned */ \
+ "vqshrn.u16 d0, q8, #8 \n" /* 16 bit to 8 bit U */ \
+ "vqshrn.u16 d1, q9, #8 \n" /* 16 bit to 8 bit V */
+
+// TODO(fbarchard): Consider vhadd vertical, then vpaddl horizontal, avoid shr.
+void ARGBToUVRow_NEON(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_argb
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.+ "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more ARGB pixels.+ "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 ARGB pixels.+ "vpadal.u8 q0, q4 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q2, q6 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q0, q1, q2)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(src_stride_argb), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// TODO(fbarchard): Subsample match C code.
+void ARGBToUVJRow_NEON(const uint8* src_argb, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_argb
+ "vmov.s16 q10, #127 / 2 \n" // UB / VR 0.500 coefficient
+ "vmov.s16 q11, #84 / 2 \n" // UG -0.33126 coefficient
+ "vmov.s16 q12, #43 / 2 \n" // UR -0.16874 coefficient
+ "vmov.s16 q13, #20 / 2 \n" // VB -0.08131 coefficient
+ "vmov.s16 q14, #107 / 2 \n" // VG -0.41869 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.+ "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more ARGB pixels.+ "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 ARGB pixels.+ "vpadal.u8 q0, q4 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q2, q6 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q0, q1, q2)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(src_stride_argb), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void BGRAToUVRow_NEON(const uint8* src_bgra, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_bgra
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 BGRA pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 BGRA pixels.+ "vpaddl.u8 q3, q3 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // R 16 bytes -> 8 shorts.
+ "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more BGRA pixels.+ "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 BGRA pixels.+ "vpadal.u8 q3, q7 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q2, q6 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q5 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q1, q1, #1 \n" // 2x average
+ "vrshr.u16 q2, q2, #1 \n"
+ "vrshr.u16 q3, q3, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q3, q2, q1)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_bgra), // %0
+ "+r"(src_stride_bgra), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void ABGRToUVRow_NEON(const uint8* src_abgr, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_abgr
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ABGR pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ABGR pixels.+ "vpaddl.u8 q2, q2 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q0, q0 \n" // R 16 bytes -> 8 shorts.
+ "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more ABGR pixels.+ "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 ABGR pixels.+ "vpadal.u8 q2, q6 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q0, q4 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q2, q1, q0)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_abgr), // %0
+ "+r"(src_stride_abgr), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void RGBAToUVRow_NEON(const uint8* src_rgba, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_rgba
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 RGBA pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 RGBA pixels.+ "vpaddl.u8 q0, q1 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q2 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q3 \n" // R 16 bytes -> 8 shorts.
+ "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more RGBA pixels.+ "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 RGBA pixels.+ "vpadal.u8 q0, q5 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q6 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q2, q7 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q0, q1, q2)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_rgba), // %0
+ "+r"(src_stride_rgba), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void RGB24ToUVRow_NEON(const uint8* src_rgb24, int src_stride_rgb24,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_rgb24
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld3.8 {d0, d2, d4}, [%0]! \n" // load 8 RGB24 pixels.+ "vld3.8 {d1, d3, d5}, [%0]! \n" // load next 8 RGB24 pixels.+ "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "vld3.8 {d8, d10, d12}, [%1]! \n" // load 8 more RGB24 pixels.+ "vld3.8 {d9, d11, d13}, [%1]! \n" // load last 8 RGB24 pixels.+ "vpadal.u8 q0, q4 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q2, q6 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q0, q1, q2)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_rgb24), // %0
+ "+r"(src_stride_rgb24), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void RAWToUVRow_NEON(const uint8* src_raw, int src_stride_raw,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_raw
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld3.8 {d0, d2, d4}, [%0]! \n" // load 8 RAW pixels.+ "vld3.8 {d1, d3, d5}, [%0]! \n" // load next 8 RAW pixels.+ "vpaddl.u8 q2, q2 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q0, q0 \n" // R 16 bytes -> 8 shorts.
+ "vld3.8 {d8, d10, d12}, [%1]! \n" // load 8 more RAW pixels.+ "vld3.8 {d9, d11, d13}, [%1]! \n" // load last 8 RAW pixels.+ "vpadal.u8 q2, q6 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q0, q4 \n" // R 16 bytes -> 8 shorts.
+
+ "vrshr.u16 q0, q0, #1 \n" // 2x average
+ "vrshr.u16 q1, q1, #1 \n"
+ "vrshr.u16 q2, q2, #1 \n"
+
+ "subs %4, %4, #16 \n" // 32 processed per loop.
+ RGBTOUV(q2, q1, q0)
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_raw), // %0
+ "+r"(src_stride_raw), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// 16x2 pixels -> 8x1. pix is number of argb pixels. e.g. 16.
+void RGB565ToUVRow_NEON(const uint8* src_rgb565, int src_stride_rgb565,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_argb
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 RGB565 pixels.+ RGB565TOARGB
+ "vpaddl.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpaddl.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpaddl.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "vld1.8 {q0}, [%0]! \n" // next 8 RGB565 pixels.+ RGB565TOARGB
+ "vpaddl.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpaddl.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpaddl.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+
+ "vld1.8 {q0}, [%1]! \n" // load 8 RGB565 pixels.+ RGB565TOARGB
+ "vpadal.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpadal.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpadal.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "vld1.8 {q0}, [%1]! \n" // next 8 RGB565 pixels.+ RGB565TOARGB
+ "vpadal.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpadal.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpadal.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+
+ "vrshr.u16 q4, q4, #1 \n" // 2x average
+ "vrshr.u16 q5, q5, #1 \n"
+ "vrshr.u16 q6, q6, #1 \n"
+
+ "subs %4, %4, #16 \n" // 16 processed per loop.
+ "vmul.s16 q8, q4, q10 \n" // B
+ "vmls.s16 q8, q5, q11 \n" // G
+ "vmls.s16 q8, q6, q12 \n" // R
+ "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
+ "vmul.s16 q9, q6, q10 \n" // R
+ "vmls.s16 q9, q5, q14 \n" // G
+ "vmls.s16 q9, q4, q13 \n" // B
+ "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
+ "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
+ "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_rgb565), // %0
+ "+r"(src_stride_rgb565), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// 16x2 pixels -> 8x1. pix is number of argb pixels. e.g. 16.
+void ARGB1555ToUVRow_NEON(const uint8* src_argb1555, int src_stride_argb1555,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_argb
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 ARGB1555 pixels.+ RGB555TOARGB
+ "vpaddl.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpaddl.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpaddl.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "vld1.8 {q0}, [%0]! \n" // next 8 ARGB1555 pixels.+ RGB555TOARGB
+ "vpaddl.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpaddl.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpaddl.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+
+ "vld1.8 {q0}, [%1]! \n" // load 8 ARGB1555 pixels.+ RGB555TOARGB
+ "vpadal.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpadal.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpadal.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "vld1.8 {q0}, [%1]! \n" // next 8 ARGB1555 pixels.+ RGB555TOARGB
+ "vpadal.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpadal.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpadal.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+
+ "vrshr.u16 q4, q4, #1 \n" // 2x average
+ "vrshr.u16 q5, q5, #1 \n"
+ "vrshr.u16 q6, q6, #1 \n"
+
+ "subs %4, %4, #16 \n" // 16 processed per loop.
+ "vmul.s16 q8, q4, q10 \n" // B
+ "vmls.s16 q8, q5, q11 \n" // G
+ "vmls.s16 q8, q6, q12 \n" // R
+ "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
+ "vmul.s16 q9, q6, q10 \n" // R
+ "vmls.s16 q9, q5, q14 \n" // G
+ "vmls.s16 q9, q4, q13 \n" // B
+ "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
+ "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
+ "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb1555), // %0
+ "+r"(src_stride_argb1555), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// 16x2 pixels -> 8x1. pix is number of argb pixels. e.g. 16.
+void ARGB4444ToUVRow_NEON(const uint8* src_argb4444, int src_stride_argb4444,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "add %1, %0, %1 \n" // src_stride + src_argb
+ "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
+ "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
+ "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
+ "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
+ "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
+ "vmov.u16 q15, #0x8080 \n" // 128.5
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 ARGB4444 pixels.+ ARGB4444TOARGB
+ "vpaddl.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpaddl.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpaddl.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "vld1.8 {q0}, [%0]! \n" // next 8 ARGB4444 pixels.+ ARGB4444TOARGB
+ "vpaddl.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpaddl.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpaddl.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+
+ "vld1.8 {q0}, [%1]! \n" // load 8 ARGB4444 pixels.+ ARGB4444TOARGB
+ "vpadal.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpadal.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpadal.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "vld1.8 {q0}, [%1]! \n" // next 8 ARGB4444 pixels.+ ARGB4444TOARGB
+ "vpadal.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
+ "vpadal.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
+ "vpadal.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+
+ "vrshr.u16 q4, q4, #1 \n" // 2x average
+ "vrshr.u16 q5, q5, #1 \n"
+ "vrshr.u16 q6, q6, #1 \n"
+
+ "subs %4, %4, #16 \n" // 16 processed per loop.
+ "vmul.s16 q8, q4, q10 \n" // B
+ "vmls.s16 q8, q5, q11 \n" // G
+ "vmls.s16 q8, q6, q12 \n" // R
+ "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
+ "vmul.s16 q9, q6, q10 \n" // R
+ "vmls.s16 q9, q5, q14 \n" // G
+ "vmls.s16 q9, q4, q13 \n" // B
+ "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
+ "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
+ "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.+ "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.+ "bgt 1b \n"
+ : "+r"(src_argb4444), // %0
+ "+r"(src_stride_argb4444), // %1
+ "+r"(dst_u), // %2
+ "+r"(dst_v), // %3
+ "+r"(pix) // %4
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+void RGB565ToYRow_NEON(const uint8* src_rgb565, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d27, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 RGB565 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ RGB565TOARGB
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlal.u8 q2, d1, d25 \n" // G
+ "vmlal.u8 q2, d2, d26 \n" // R
+ "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d27 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_rgb565), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q12", "q13"
+ );
+}
+
+void ARGB1555ToYRow_NEON(const uint8* src_argb1555, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d27, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 ARGB1555 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGB1555TOARGB
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlal.u8 q2, d1, d25 \n" // G
+ "vmlal.u8 q2, d2, d26 \n" // R
+ "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d27 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_argb1555), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q12", "q13"
+ );
+}
+
+void ARGB4444ToYRow_NEON(const uint8* src_argb4444, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d27, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 8 ARGB4444 pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ ARGB4444TOARGB
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlal.u8 q2, d1, d25 \n" // G
+ "vmlal.u8 q2, d2, d26 \n" // R
+ "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d27 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_argb4444), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q12", "q13"
+ );
+}
+
+void BGRAToYRow_NEON(const uint8* src_bgra, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d4, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d6, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d7, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of BGRA.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q8, d1, d4 \n" // R
+ "vmlal.u8 q8, d2, d5 \n" // G
+ "vmlal.u8 q8, d3, d6 \n" // B
+ "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d7 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_bgra), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ );
+}
+
+void ABGRToYRow_NEON(const uint8* src_abgr, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d4, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d6, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d7, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of ABGR.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q8, d0, d4 \n" // R
+ "vmlal.u8 q8, d1, d5 \n" // G
+ "vmlal.u8 q8, d2, d6 \n" // B
+ "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d7 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_abgr), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ );
+}
+
+void RGBAToYRow_NEON(const uint8* src_rgba, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d4, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d6, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d7, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of RGBA.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q8, d1, d4 \n" // B
+ "vmlal.u8 q8, d2, d5 \n" // G
+ "vmlal.u8 q8, d3, d6 \n" // R
+ "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d7 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_rgba), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ );
+}
+
+void RGB24ToYRow_NEON(const uint8* src_rgb24, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d4, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d6, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d7, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld3.8 {d0, d1, d2}, [%0]! \n" // load 8 pixels of RGB24.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q8, d0, d4 \n" // B
+ "vmlal.u8 q8, d1, d5 \n" // G
+ "vmlal.u8 q8, d2, d6 \n" // R
+ "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d7 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_rgb24), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ );
+}
+
+void RAWToYRow_NEON(const uint8* src_raw, uint8* dst_y, int pix) {+ asm volatile (
+ "vmov.u8 d4, #33 \n" // R * 0.2578 coefficient
+ "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
+ "vmov.u8 d6, #13 \n" // B * 0.1016 coefficient
+ "vmov.u8 d7, #16 \n" // Add 16 constant
+ ".p2align 2 \n"
+ "1: \n"
+ "vld3.8 {d0, d1, d2}, [%0]! \n" // load 8 pixels of RAW.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q8, d0, d4 \n" // B
+ "vmlal.u8 q8, d1, d5 \n" // G
+ "vmlal.u8 q8, d2, d6 \n" // R
+ "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
+ "vqadd.u8 d0, d7 \n"
+ "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.+ "bgt 1b \n"
+ : "+r"(src_raw), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ );
+}
+
+// Bilinear filter 16x2 -> 16x1
+void InterpolateRow_NEON(uint8* dst_ptr,
+ const uint8* src_ptr, ptrdiff_t src_stride,
+ int dst_width, int source_y_fraction) {+ asm volatile (
+ "cmp %4, #0 \n"
+ "beq 100f \n"
+ "add %2, %1 \n"
+ "cmp %4, #64 \n"
+ "beq 75f \n"
+ "cmp %4, #128 \n"
+ "beq 50f \n"
+ "cmp %4, #192 \n"
+ "beq 25f \n"
+
+ "vdup.8 d5, %4 \n"
+ "rsb %4, #256 \n"
+ "vdup.8 d4, %4 \n"
+ // General purpose row blend.
+ "1: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "vld1.8 {q1}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vmull.u8 q13, d0, d4 \n"
+ "vmull.u8 q14, d1, d4 \n"
+ "vmlal.u8 q13, d2, d5 \n"
+ "vmlal.u8 q14, d3, d5 \n"
+ "vrshrn.u16 d0, q13, #8 \n"
+ "vrshrn.u16 d1, q14, #8 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 1b \n"
+ "b 99f \n"
+
+ // Blend 25 / 75.
+ "25: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "vld1.8 {q1}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 25b \n"
+ "b 99f \n"
+
+ // Blend 50 / 50.
+ "50: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "vld1.8 {q1}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 50b \n"
+ "b 99f \n"
+
+ // Blend 75 / 25.
+ "75: \n"
+ "vld1.8 {q1}, [%1]! \n"+ "vld1.8 {q0}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 75b \n"
+ "b 99f \n"
+
+ // Blend 100 / 0 - Copy row unchanged.
+ "100: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "subs %3, %3, #16 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 100b \n"
+
+ "99: \n"
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(src_stride), // %2
+ "+r"(dst_width), // %3
+ "+r"(source_y_fraction) // %4
+ :
+ : "cc", "memory", "q0", "q1", "d4", "d5", "q13", "q14"
+ );
+}
+
+// dr * (256 - sa) / 256 + sr = dr - dr * sa / 256 + sr
+void ARGBBlendRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "subs %3, #8 \n"
+ "blt 89f \n"
+ // Blend 8 pixels.
+ "8: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of ARGB0.+ "vld4.8 {d4, d5, d6, d7}, [%1]! \n" // load 8 pixels of ARGB1.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vmull.u8 q10, d4, d3 \n" // db * a
+ "vmull.u8 q11, d5, d3 \n" // dg * a
+ "vmull.u8 q12, d6, d3 \n" // dr * a
+ "vqrshrn.u16 d20, q10, #8 \n" // db >>= 8
+ "vqrshrn.u16 d21, q11, #8 \n" // dg >>= 8
+ "vqrshrn.u16 d22, q12, #8 \n" // dr >>= 8
+ "vqsub.u8 q2, q2, q10 \n" // dbg - dbg * a / 256
+ "vqsub.u8 d6, d6, d22 \n" // dr - dr * a / 256
+ "vqadd.u8 q0, q0, q2 \n" // + sbg
+ "vqadd.u8 d2, d2, d6 \n" // + sr
+ "vmov.u8 d3, #255 \n" // a = 255
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 pixels of ARGB.+ "bge 8b \n"
+
+ "89: \n"
+ "adds %3, #8-1 \n"
+ "blt 99f \n"
+
+ // Blend 1 pixels.
+ "1: \n"
+ "vld4.8 {d0[0],d1[0],d2[0],d3[0]}, [%0]! \n" // load 1 pixel ARGB0.+ "vld4.8 {d4[0],d5[0],d6[0],d7[0]}, [%1]! \n" // load 1 pixel ARGB1.+ "subs %3, %3, #1 \n" // 1 processed per loop.
+ "vmull.u8 q10, d4, d3 \n" // db * a
+ "vmull.u8 q11, d5, d3 \n" // dg * a
+ "vmull.u8 q12, d6, d3 \n" // dr * a
+ "vqrshrn.u16 d20, q10, #8 \n" // db >>= 8
+ "vqrshrn.u16 d21, q11, #8 \n" // dg >>= 8
+ "vqrshrn.u16 d22, q12, #8 \n" // dr >>= 8
+ "vqsub.u8 q2, q2, q10 \n" // dbg - dbg * a / 256
+ "vqsub.u8 d6, d6, d22 \n" // dr - dr * a / 256
+ "vqadd.u8 q0, q0, q2 \n" // + sbg
+ "vqadd.u8 d2, d2, d6 \n" // + sr
+ "vmov.u8 d3, #255 \n" // a = 255
+ "vst4.8 {d0[0],d1[0],d2[0],d3[0]}, [%2]! \n" // store 1 pixel.+ "bge 1b \n"
+
+ "99: \n"
+
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q10", "q11", "q12"
+ );
+}
+
+// Attenuate 8 pixels at a time.
+void ARGBAttenuateRow_NEON(const uint8* src_argb, uint8* dst_argb, int width) {+ asm volatile (
+ // Attenuate 8 pixels.
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q10, d0, d3 \n" // b * a
+ "vmull.u8 q11, d1, d3 \n" // g * a
+ "vmull.u8 q12, d2, d3 \n" // r * a
+ "vqrshrn.u16 d0, q10, #8 \n" // b >>= 8
+ "vqrshrn.u16 d1, q11, #8 \n" // g >>= 8
+ "vqrshrn.u16 d2, q12, #8 \n" // r >>= 8
+ "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q10", "q11", "q12"
+ );
+}
+
+// Quantize 8 ARGB pixels (32 bytes).
+// dst = (dst * scale >> 16) * interval_size + interval_offset;
+void ARGBQuantizeRow_NEON(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width) {+ asm volatile (
+ "vdup.u16 q8, %2 \n"
+ "vshr.u16 q8, q8, #1 \n" // scale >>= 1
+ "vdup.u16 q9, %3 \n" // interval multiply.
+ "vdup.u16 q10, %4 \n" // interval add
+
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0] \n" // load 8 pixels of ARGB.+ "subs %1, %1, #8 \n" // 8 processed per loop.
+ "vmovl.u8 q0, d0 \n" // b (0 .. 255)
+ "vmovl.u8 q1, d2 \n"
+ "vmovl.u8 q2, d4 \n"
+ "vqdmulh.s16 q0, q0, q8 \n" // b * scale
+ "vqdmulh.s16 q1, q1, q8 \n" // g
+ "vqdmulh.s16 q2, q2, q8 \n" // r
+ "vmul.u16 q0, q0, q9 \n" // b * interval_size
+ "vmul.u16 q1, q1, q9 \n" // g
+ "vmul.u16 q2, q2, q9 \n" // r
+ "vadd.u16 q0, q0, q10 \n" // b + interval_offset
+ "vadd.u16 q1, q1, q10 \n" // g
+ "vadd.u16 q2, q2, q10 \n" // r
+ "vqmovn.u16 d0, q0 \n"
+ "vqmovn.u16 d2, q1 \n"
+ "vqmovn.u16 d4, q2 \n"
+ "vst4.8 {d0, d2, d4, d6}, [%0]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(dst_argb), // %0
+ "+r"(width) // %1
+ : "r"(scale), // %2
+ "r"(interval_size), // %3
+ "r"(interval_offset) // %4
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q8", "q9", "q10"
+ );
+}
+
+// Shade 8 pixels at a time by specified value.
+// NOTE vqrdmulh.s16 q10, q10, d0[0] must use a scaler register from 0 to 8.
+// Rounding in vqrdmulh does +1 to high if high bit of low s16 is set.
+void ARGBShadeRow_NEON(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value) {+ asm volatile (
+ "vdup.u32 q0, %3 \n" // duplicate scale value.
+ "vzip.u8 d0, d1 \n" // d0 aarrggbb.
+ "vshr.u16 q0, q0, #1 \n" // scale / 2.
+
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d20, d22, d24, d26}, [%0]! \n" // load 8 pixels of ARGB.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmovl.u8 q10, d20 \n" // b (0 .. 255)
+ "vmovl.u8 q11, d22 \n"
+ "vmovl.u8 q12, d24 \n"
+ "vmovl.u8 q13, d26 \n"
+ "vqrdmulh.s16 q10, q10, d0[0] \n" // b * scale * 2
+ "vqrdmulh.s16 q11, q11, d0[1] \n" // g
+ "vqrdmulh.s16 q12, q12, d0[2] \n" // r
+ "vqrdmulh.s16 q13, q13, d0[3] \n" // a
+ "vqmovn.u16 d20, q10 \n"
+ "vqmovn.u16 d22, q11 \n"
+ "vqmovn.u16 d24, q12 \n"
+ "vqmovn.u16 d26, q13 \n"
+ "vst4.8 {d20, d22, d24, d26}, [%1]! \n" // store 8 pixels of ARGB.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(value) // %3
+ : "cc", "memory", "q0", "q10", "q11", "q12", "q13"
+ );
+}
+
+// Convert 8 ARGB pixels (64 bytes) to 8 Gray ARGB pixels
+// Similar to ARGBToYJ but stores ARGB.
+// C code is (15 * b + 75 * g + 38 * r + 64) >> 7;
+void ARGBGrayRow_NEON(const uint8* src_argb, uint8* dst_argb, int width) {+ asm volatile (
+ "vmov.u8 d24, #15 \n" // B * 0.11400 coefficient
+ "vmov.u8 d25, #75 \n" // G * 0.58700 coefficient
+ "vmov.u8 d26, #38 \n" // R * 0.29900 coefficient
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmull.u8 q2, d0, d24 \n" // B
+ "vmlal.u8 q2, d1, d25 \n" // G
+ "vmlal.u8 q2, d2, d26 \n" // R
+ "vqrshrun.s16 d0, q2, #7 \n" // 15 bit to 8 bit B
+ "vmov d1, d0 \n" // G
+ "vmov d2, d0 \n" // R
+ "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q12", "q13"
+ );
+}
+
+// Convert 8 ARGB pixels (32 bytes) to 8 Sepia ARGB pixels.
+// b = (r * 35 + g * 68 + b * 17) >> 7
+// g = (r * 45 + g * 88 + b * 22) >> 7
+// r = (r * 50 + g * 98 + b * 24) >> 7
+void ARGBSepiaRow_NEON(uint8* dst_argb, int width) {+ asm volatile (
+ "vmov.u8 d20, #17 \n" // BB coefficient
+ "vmov.u8 d21, #68 \n" // BG coefficient
+ "vmov.u8 d22, #35 \n" // BR coefficient
+ "vmov.u8 d24, #22 \n" // GB coefficient
+ "vmov.u8 d25, #88 \n" // GG coefficient
+ "vmov.u8 d26, #45 \n" // GR coefficient
+ "vmov.u8 d28, #24 \n" // BB coefficient
+ "vmov.u8 d29, #98 \n" // BG coefficient
+ "vmov.u8 d30, #50 \n" // BR coefficient
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0] \n" // load 8 ARGB pixels.+ "subs %1, %1, #8 \n" // 8 processed per loop.
+ "vmull.u8 q2, d0, d20 \n" // B to Sepia B
+ "vmlal.u8 q2, d1, d21 \n" // G
+ "vmlal.u8 q2, d2, d22 \n" // R
+ "vmull.u8 q3, d0, d24 \n" // B to Sepia G
+ "vmlal.u8 q3, d1, d25 \n" // G
+ "vmlal.u8 q3, d2, d26 \n" // R
+ "vmull.u8 q8, d0, d28 \n" // B to Sepia R
+ "vmlal.u8 q8, d1, d29 \n" // G
+ "vmlal.u8 q8, d2, d30 \n" // R
+ "vqshrn.u16 d0, q2, #7 \n" // 16 bit to 8 bit B
+ "vqshrn.u16 d1, q3, #7 \n" // 16 bit to 8 bit G
+ "vqshrn.u16 d2, q8, #7 \n" // 16 bit to 8 bit R
+ "vst4.8 {d0, d1, d2, d3}, [%0]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+ : "+r"(dst_argb), // %0
+ "+r"(width) // %1
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3",
+ "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// Tranform 8 ARGB pixels (32 bytes) with color matrix.
+// TODO(fbarchard): Was same as Sepia except matrix is provided. This function
+// needs to saturate. Consider doing a non-saturating version.
+void ARGBColorMatrixRow_NEON(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width) {+ asm volatile (
+ "vld1.8 {q2}, [%3] \n" // load 3 ARGB vectors.+ "vmovl.s8 q0, d4 \n" // B,G coefficients s16.
+ "vmovl.s8 q1, d5 \n" // R,A coefficients s16.
+
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d16, d18, d20, d22}, [%0]! \n" // load 8 ARGB pixels.+ "subs %2, %2, #8 \n" // 8 processed per loop.
+ "vmovl.u8 q8, d16 \n" // b (0 .. 255) 16 bit
+ "vmovl.u8 q9, d18 \n" // g
+ "vmovl.u8 q10, d20 \n" // r
+ "vmovl.u8 q15, d22 \n" // a
+ "vmul.s16 q12, q8, d0[0] \n" // B = B * Matrix B
+ "vmul.s16 q13, q8, d1[0] \n" // G = B * Matrix G
+ "vmul.s16 q14, q8, d2[0] \n" // R = B * Matrix R
+ "vmul.s16 q15, q8, d3[0] \n" // A = B * Matrix A
+ "vmul.s16 q4, q9, d0[1] \n" // B += G * Matrix B
+ "vmul.s16 q5, q9, d1[1] \n" // G += G * Matrix G
+ "vmul.s16 q6, q9, d2[1] \n" // R += G * Matrix R
+ "vmul.s16 q7, q9, d3[1] \n" // A += G * Matrix A
+ "vqadd.s16 q12, q12, q4 \n" // Accumulate B
+ "vqadd.s16 q13, q13, q5 \n" // Accumulate G
+ "vqadd.s16 q14, q14, q6 \n" // Accumulate R
+ "vqadd.s16 q15, q15, q7 \n" // Accumulate A
+ "vmul.s16 q4, q10, d0[2] \n" // B += R * Matrix B
+ "vmul.s16 q5, q10, d1[2] \n" // G += R * Matrix G
+ "vmul.s16 q6, q10, d2[2] \n" // R += R * Matrix R
+ "vmul.s16 q7, q10, d3[2] \n" // A += R * Matrix A
+ "vqadd.s16 q12, q12, q4 \n" // Accumulate B
+ "vqadd.s16 q13, q13, q5 \n" // Accumulate G
+ "vqadd.s16 q14, q14, q6 \n" // Accumulate R
+ "vqadd.s16 q15, q15, q7 \n" // Accumulate A
+ "vmul.s16 q4, q15, d0[3] \n" // B += A * Matrix B
+ "vmul.s16 q5, q15, d1[3] \n" // G += A * Matrix G
+ "vmul.s16 q6, q15, d2[3] \n" // R += A * Matrix R
+ "vmul.s16 q7, q15, d3[3] \n" // A += A * Matrix A
+ "vqadd.s16 q12, q12, q4 \n" // Accumulate B
+ "vqadd.s16 q13, q13, q5 \n" // Accumulate G
+ "vqadd.s16 q14, q14, q6 \n" // Accumulate R
+ "vqadd.s16 q15, q15, q7 \n" // Accumulate A
+ "vqshrun.s16 d16, q12, #6 \n" // 16 bit to 8 bit B
+ "vqshrun.s16 d18, q13, #6 \n" // 16 bit to 8 bit G
+ "vqshrun.s16 d20, q14, #6 \n" // 16 bit to 8 bit R
+ "vqshrun.s16 d22, q15, #6 \n" // 16 bit to 8 bit A
+ "vst4.8 {d16, d18, d20, d22}, [%1]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(matrix_argb) // %3
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", "q8", "q9",
+ "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
+// TODO(fbarchard): fix vqshrun in ARGBMultiplyRow_NEON and reenable.
+#ifdef HAS_ARGBMULTIPLYROW_NEON
+// Multiply 2 rows of ARGB pixels together, 8 pixels at a time.
+void ARGBMultiplyRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d1, d3, d5, d7}, [%1]! \n" // load 8 more ARGB pixels.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vmull.u8 q0, d0, d1 \n" // multiply B
+ "vmull.u8 q1, d2, d3 \n" // multiply G
+ "vmull.u8 q2, d4, d5 \n" // multiply R
+ "vmull.u8 q3, d6, d7 \n" // multiply A
+ "vrshrn.u16 d0, q0, #8 \n" // 16 bit to 8 bit B
+ "vrshrn.u16 d1, q1, #8 \n" // 16 bit to 8 bit G
+ "vrshrn.u16 d2, q2, #8 \n" // 16 bit to 8 bit R
+ "vrshrn.u16 d3, q3, #8 \n" // 16 bit to 8 bit A
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3"
+ );
+}
+#endif // HAS_ARGBMULTIPLYROW_NEON
+
+// Add 2 rows of ARGB pixels together, 8 pixels at a time.
+void ARGBAddRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d4, d5, d6, d7}, [%1]! \n" // load 8 more ARGB pixels.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vqadd.u8 q0, q0, q2 \n" // add B, G
+ "vqadd.u8 q1, q1, q3 \n" // add R, A
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3"
+ );
+}
+
+// Subtract 2 rows of ARGB pixels, 8 pixels at a time.
+void ARGBSubtractRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d4, d5, d6, d7}, [%1]! \n" // load 8 more ARGB pixels.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vqsub.u8 q0, q0, q2 \n" // subtract B, G
+ "vqsub.u8 q1, q1, q3 \n" // subtract R, A
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1", "q2", "q3"
+ );
+}
+
+// Adds Sobel X and Sobel Y and stores Sobel into ARGB.
+// A = 255
+// R = Sobel
+// G = Sobel
+// B = Sobel
+void SobelRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "vmov.u8 d3, #255 \n" // alpha
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d0}, [%0]! \n" // load 8 sobelx.+ "vld1.8 {d1}, [%1]! \n" // load 8 sobely.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vqadd.u8 d0, d0, d1 \n" // add
+ "vmov.u8 d1, d0 \n"
+ "vmov.u8 d2, d0 \n"
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+ : "+r"(src_sobelx), // %0
+ "+r"(src_sobely), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1"
+ );
+}
+
+// Adds Sobel X and Sobel Y and stores Sobel into plane.
+void SobelToPlaneRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width) {+ asm volatile (
+ // 16 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load 16 sobelx.+ "vld1.8 {q1}, [%1]! \n" // load 16 sobely.+ "subs %3, %3, #16 \n" // 16 processed per loop.
+ "vqadd.u8 q0, q0, q1 \n" // add
+ "vst1.8 {q0}, [%2]! \n" // store 16 pixels.+ "bgt 1b \n"
+ : "+r"(src_sobelx), // %0
+ "+r"(src_sobely), // %1
+ "+r"(dst_y), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1"
+ );
+}
+
+// Mixes Sobel X, Sobel Y and Sobel into ARGB.
+// A = 255
+// R = Sobel X
+// G = Sobel
+// B = Sobel Y
+void SobelXYRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "vmov.u8 d3, #255 \n" // alpha
+ // 8 pixel loop.
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d2}, [%0]! \n" // load 8 sobelx.+ "vld1.8 {d0}, [%1]! \n" // load 8 sobely.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vqadd.u8 d1, d0, d2 \n" // add
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 ARGB pixels.+ "bgt 1b \n"
+ : "+r"(src_sobelx), // %0
+ "+r"(src_sobely), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "cc", "memory", "q0", "q1"
+ );
+}
+
+// SobelX as a matrix is
+// -1 0 1
+// -2 0 2
+// -1 0 1
+void SobelXRow_NEON(const uint8* src_y0, const uint8* src_y1,
+ const uint8* src_y2, uint8* dst_sobelx, int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d0}, [%0],%5 \n" // top+ "vld1.8 {d1}, [%0],%6 \n"+ "vsubl.u8 q0, d0, d1 \n"
+ "vld1.8 {d2}, [%1],%5 \n" // center * 2+ "vld1.8 {d3}, [%1],%6 \n"+ "vsubl.u8 q1, d2, d3 \n"
+ "vadd.s16 q0, q0, q1 \n"
+ "vadd.s16 q0, q0, q1 \n"
+ "vld1.8 {d2}, [%2],%5 \n" // bottom+ "vld1.8 {d3}, [%2],%6 \n"+ "subs %4, %4, #8 \n" // 8 pixels
+ "vsubl.u8 q1, d2, d3 \n"
+ "vadd.s16 q0, q0, q1 \n"
+ "vabs.s16 q0, q0 \n"
+ "vqmovn.u16 d0, q0 \n"
+ "vst1.8 {d0}, [%3]! \n" // store 8 sobelx+ "bgt 1b \n"
+ : "+r"(src_y0), // %0
+ "+r"(src_y1), // %1
+ "+r"(src_y2), // %2
+ "+r"(dst_sobelx), // %3
+ "+r"(width) // %4
+ : "r"(2), // %5
+ "r"(6) // %6
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+
+// SobelY as a matrix is
+// -1 -2 -1
+// 0 0 0
+// 1 2 1
+void SobelYRow_NEON(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d0}, [%0],%4 \n" // left+ "vld1.8 {d1}, [%1],%4 \n"+ "vsubl.u8 q0, d0, d1 \n"
+ "vld1.8 {d2}, [%0],%4 \n" // center * 2+ "vld1.8 {d3}, [%1],%4 \n"+ "vsubl.u8 q1, d2, d3 \n"
+ "vadd.s16 q0, q0, q1 \n"
+ "vadd.s16 q0, q0, q1 \n"
+ "vld1.8 {d2}, [%0],%5 \n" // right+ "vld1.8 {d3}, [%1],%5 \n"+ "subs %3, %3, #8 \n" // 8 pixels
+ "vsubl.u8 q1, d2, d3 \n"
+ "vadd.s16 q0, q0, q1 \n"
+ "vabs.s16 q0, q0 \n"
+ "vqmovn.u16 d0, q0 \n"
+ "vst1.8 {d0}, [%2]! \n" // store 8 sobely+ "bgt 1b \n"
+ : "+r"(src_y0), // %0
+ "+r"(src_y1), // %1
+ "+r"(dst_sobely), // %2
+ "+r"(width) // %3
+ : "r"(1), // %4
+ "r"(6) // %5
+ : "cc", "memory", "q0", "q1" // Clobber List
+ );
+}
+#endif // __ARM_NEON__
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/row_posix.cc
@@ -1,0 +1,6443 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for GCC x86 and x64.
+#if !defined(LIBYUV_DISABLE_X86) && (defined(__x86_64__) || defined(__i386__))
+
+#if defined(HAS_ARGBTOYROW_SSSE3) || defined(HAS_ARGBGRAYROW_SSSE3)
+
+// Constants for ARGB
+static vec8 kARGBToY = {+ 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0
+};
+
+// JPeg full range.
+static vec8 kARGBToYJ = {+ 15, 75, 38, 0, 15, 75, 38, 0, 15, 75, 38, 0, 15, 75, 38, 0
+};
+#endif // defined(HAS_ARGBTOYROW_SSSE3) || defined(HAS_ARGBGRAYROW_SSSE3)
+
+#if defined(HAS_ARGBTOYROW_SSSE3) || defined(HAS_I422TOARGBROW_SSSE3)
+
+static vec8 kARGBToU = {+ 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0
+};
+
+static vec8 kARGBToUJ = {+ 127, -84, -43, 0, 127, -84, -43, 0, 127, -84, -43, 0, 127, -84, -43, 0
+};
+
+static vec8 kARGBToV = {+ -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0,
+};
+
+static vec8 kARGBToVJ = {+ -20, -107, 127, 0, -20, -107, 127, 0, -20, -107, 127, 0, -20, -107, 127, 0
+};
+
+// Constants for BGRA
+static vec8 kBGRAToY = {+ 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13
+};
+
+static vec8 kBGRAToU = {+ 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112
+};
+
+static vec8 kBGRAToV = {+ 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18
+};
+
+// Constants for ABGR
+static vec8 kABGRToY = {+ 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0
+};
+
+static vec8 kABGRToU = {+ -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0
+};
+
+static vec8 kABGRToV = {+ 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0
+};
+
+// Constants for RGBA.
+static vec8 kRGBAToY = {+ 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33
+};
+
+static vec8 kRGBAToU = {+ 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38
+};
+
+static vec8 kRGBAToV = {+ 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112
+};
+
+static uvec8 kAddY16 = {+ 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u
+};
+
+static vec16 kAddYJ64 = {+ 64, 64, 64, 64, 64, 64, 64, 64
+};
+
+static uvec8 kAddUV128 = {+ 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u,
+ 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u
+};
+
+static uvec16 kAddUVJ128 = {+ 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u
+};
+#endif // defined(HAS_ARGBTOYROW_SSSE3) || defined(HAS_I422TOARGBROW_SSSE3)
+
+#ifdef HAS_RGB24TOARGBROW_SSSE3
+
+// Shuffle table for converting RGB24 to ARGB.
+static uvec8 kShuffleMaskRGB24ToARGB = {+ 0u, 1u, 2u, 12u, 3u, 4u, 5u, 13u, 6u, 7u, 8u, 14u, 9u, 10u, 11u, 15u
+};
+
+// Shuffle table for converting RAW to ARGB.
+static uvec8 kShuffleMaskRAWToARGB = {+ 2u, 1u, 0u, 12u, 5u, 4u, 3u, 13u, 8u, 7u, 6u, 14u, 11u, 10u, 9u, 15u
+};
+
+// Shuffle table for converting ARGB to RGB24.
+static uvec8 kShuffleMaskARGBToRGB24 = {+ 0u, 1u, 2u, 4u, 5u, 6u, 8u, 9u, 10u, 12u, 13u, 14u, 128u, 128u, 128u, 128u
+};
+
+// Shuffle table for converting ARGB to RAW.
+static uvec8 kShuffleMaskARGBToRAW = {+ 2u, 1u, 0u, 6u, 5u, 4u, 10u, 9u, 8u, 14u, 13u, 12u, 128u, 128u, 128u, 128u
+};
+
+// Shuffle table for converting ARGBToRGB24 for I422ToRGB24. First 8 + next 4
+static uvec8 kShuffleMaskARGBToRGB24_0 = {+ 0u, 1u, 2u, 4u, 5u, 6u, 8u, 9u, 128u, 128u, 128u, 128u, 10u, 12u, 13u, 14u
+};
+
+// Shuffle table for converting ARGB to RAW.
+static uvec8 kShuffleMaskARGBToRAW_0 = {+ 2u, 1u, 0u, 6u, 5u, 4u, 10u, 9u, 128u, 128u, 128u, 128u, 8u, 14u, 13u, 12u
+};
+#endif // HAS_RGB24TOARGBROW_SSSE3
+
+#if defined(TESTING) && defined(__x86_64__)
+void TestRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix) {+ asm volatile (
+ ".p2align 5 \n"
+ "mov %%eax,%%eax \n"
+ "mov %%ebx,%%ebx \n"
+ "mov %%ecx,%%ecx \n"
+ "mov %%edx,%%edx \n"
+ "mov %%esi,%%esi \n"
+ "mov %%edi,%%edi \n"
+ "mov %%ebp,%%ebp \n"
+ "mov %%esp,%%esp \n"
+ ".p2align 5 \n"
+ "mov %%r8d,%%r8d \n"
+ "mov %%r9d,%%r9d \n"
+ "mov %%r10d,%%r10d \n"
+ "mov %%r11d,%%r11d \n"
+ "mov %%r12d,%%r12d \n"
+ "mov %%r13d,%%r13d \n"
+ "mov %%r14d,%%r14d \n"
+ "mov %%r15d,%%r15d \n"
+ ".p2align 5 \n"
+ "lea (%%rax),%%eax \n"
+ "lea (%%rbx),%%ebx \n"
+ "lea (%%rcx),%%ecx \n"
+ "lea (%%rdx),%%edx \n"
+ "lea (%%rsi),%%esi \n"
+ "lea (%%rdi),%%edi \n"
+ "lea (%%rbp),%%ebp \n"
+ "lea (%%rsp),%%esp \n"
+ ".p2align 5 \n"
+ "lea (%%r8),%%r8d \n"
+ "lea (%%r9),%%r9d \n"
+ "lea (%%r10),%%r10d \n"
+ "lea (%%r11),%%r11d \n"
+ "lea (%%r12),%%r12d \n"
+ "lea (%%r13),%%r13d \n"
+ "lea (%%r14),%%r14d \n"
+ "lea (%%r15),%%r15d \n"
+
+ ".p2align 5 \n"
+ "lea 0x10(%%rax),%%eax \n"
+ "lea 0x10(%%rbx),%%ebx \n"
+ "lea 0x10(%%rcx),%%ecx \n"
+ "lea 0x10(%%rdx),%%edx \n"
+ "lea 0x10(%%rsi),%%esi \n"
+ "lea 0x10(%%rdi),%%edi \n"
+ "lea 0x10(%%rbp),%%ebp \n"
+ "lea 0x10(%%rsp),%%esp \n"
+ ".p2align 5 \n"
+ "lea 0x10(%%r8),%%r8d \n"
+ "lea 0x10(%%r9),%%r9d \n"
+ "lea 0x10(%%r10),%%r10d \n"
+ "lea 0x10(%%r11),%%r11d \n"
+ "lea 0x10(%%r12),%%r12d \n"
+ "lea 0x10(%%r13),%%r13d \n"
+ "lea 0x10(%%r14),%%r14d \n"
+ "lea 0x10(%%r15),%%r15d \n"
+
+ ".p2align 5 \n"
+ "add 0x10,%%eax \n"
+ "add 0x10,%%ebx \n"
+ "add 0x10,%%ecx \n"
+ "add 0x10,%%edx \n"
+ "add 0x10,%%esi \n"
+ "add 0x10,%%edi \n"
+ "add 0x10,%%ebp \n"
+ "add 0x10,%%esp \n"
+ ".p2align 5 \n"
+ "add 0x10,%%r8d \n"
+ "add 0x10,%%r9d \n"
+ "add 0x10,%%r10d \n"
+ "add 0x10,%%r11d \n"
+ "add 0x10,%%r12d \n"
+ "add 0x10,%%r13d \n"
+ "add 0x10,%%r14d \n"
+ "add 0x10,%%r15d \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // TESTING
+
+#ifdef HAS_I400TOARGBROW_SSE2
+void I400ToARGBRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pslld $0x18,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm0,%%xmm0 \n"
+ "punpckhwd %%xmm1,%%xmm1 \n"
+ "por %%xmm5,%%xmm0 \n"
+ "por %%xmm5,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb,
+ int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pslld $0x18,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm0,%%xmm0 \n"
+ "punpckhwd %%xmm1,%%xmm1 \n"
+ "por %%xmm5,%%xmm0 \n"
+ "por %%xmm5,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_I400TOARGBROW_SSE2
+
+#ifdef HAS_RGB24TOARGBROW_SSSE3
+void RGB24ToARGBRow_SSSE3(const uint8* src_rgb24, uint8* dst_argb, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n" // generate mask 0xff000000
+ "pslld $0x18,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x30,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm2 \n"
+ "palignr $0x8,%%xmm1,%%xmm2 \n"
+ "pshufb %%xmm4,%%xmm2 \n"
+ "por %%xmm5,%%xmm2 \n"
+ "palignr $0xc,%%xmm0,%%xmm1 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "movdqa %%xmm2," MEMACCESS2(0x20,1) " \n"
+ "por %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm4,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "por %%xmm5,%%xmm1 \n"
+ "palignr $0x4,%%xmm3,%%xmm3 \n"
+ "pshufb %%xmm4,%%xmm3 \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "por %%xmm5,%%xmm3 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm3," MEMACCESS2(0x30,1) " \n"
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_rgb24), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ : "m"(kShuffleMaskRGB24ToARGB) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void RAWToARGBRow_SSSE3(const uint8* src_raw, uint8* dst_argb, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n" // generate mask 0xff000000
+ "pslld $0x18,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x30,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm2 \n"
+ "palignr $0x8,%%xmm1,%%xmm2 \n"
+ "pshufb %%xmm4,%%xmm2 \n"
+ "por %%xmm5,%%xmm2 \n"
+ "palignr $0xc,%%xmm0,%%xmm1 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "movdqa %%xmm2," MEMACCESS2(0x20,1) " \n"
+ "por %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm4,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "por %%xmm5,%%xmm1 \n"
+ "palignr $0x4,%%xmm3,%%xmm3 \n"
+ "pshufb %%xmm4,%%xmm3 \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "por %%xmm5,%%xmm3 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm3," MEMACCESS2(0x30,1) " \n"
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_raw), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ : "m"(kShuffleMaskRAWToARGB) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void RGB565ToARGBRow_SSE2(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "mov $0x1080108,%%eax \n"
+ "movd %%eax,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ "mov $0x20802080,%%eax \n"
+ "movd %%eax,%%xmm6 \n"
+ "pshufd $0x0,%%xmm6,%%xmm6 \n"
+ "pcmpeqb %%xmm3,%%xmm3 \n"
+ "psllw $0xb,%%xmm3 \n"
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "psllw $0xa,%%xmm4 \n"
+ "psrlw $0x5,%%xmm4 \n"
+ "pcmpeqb %%xmm7,%%xmm7 \n"
+ "psllw $0x8,%%xmm7 \n"
+ "sub %0,%1 \n"
+ "sub %0,%1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "pand %%xmm3,%%xmm1 \n"
+ "psllw $0xb,%%xmm2 \n"
+ "pmulhuw %%xmm5,%%xmm1 \n"
+ "pmulhuw %%xmm5,%%xmm2 \n"
+ "psllw $0x8,%%xmm1 \n"
+ "por %%xmm2,%%xmm1 \n"
+ "pand %%xmm4,%%xmm0 \n"
+ "pmulhuw %%xmm6,%%xmm0 \n"
+ "por %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm2 \n"
+ "punpcklbw %%xmm0,%%xmm1 \n"
+ "punpckhbw %%xmm0,%%xmm2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm1,0x00,1,0,2) // movdqa %%xmm1,(%1,%0,2)
+ MEMOPMEM(movdqa,xmm2,0x10,1,0,2) // movdqa %%xmm2,0x10(%1,%0,2)
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc", "eax"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGB1555ToARGBRow_SSE2(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "mov $0x1080108,%%eax \n"
+ "movd %%eax,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ "mov $0x42004200,%%eax \n"
+ "movd %%eax,%%xmm6 \n"
+ "pshufd $0x0,%%xmm6,%%xmm6 \n"
+ "pcmpeqb %%xmm3,%%xmm3 \n"
+ "psllw $0xb,%%xmm3 \n"
+ "movdqa %%xmm3,%%xmm4 \n"
+ "psrlw $0x6,%%xmm4 \n"
+ "pcmpeqb %%xmm7,%%xmm7 \n"
+ "psllw $0x8,%%xmm7 \n"
+ "sub %0,%1 \n"
+ "sub %0,%1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psllw $0x1,%%xmm1 \n"
+ "psllw $0xb,%%xmm2 \n"
+ "pand %%xmm3,%%xmm1 \n"
+ "pmulhuw %%xmm5,%%xmm2 \n"
+ "pmulhuw %%xmm5,%%xmm1 \n"
+ "psllw $0x8,%%xmm1 \n"
+ "por %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "pand %%xmm4,%%xmm0 \n"
+ "psraw $0x8,%%xmm2 \n"
+ "pmulhuw %%xmm6,%%xmm0 \n"
+ "pand %%xmm7,%%xmm2 \n"
+ "por %%xmm2,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm2 \n"
+ "punpcklbw %%xmm0,%%xmm1 \n"
+ "punpckhbw %%xmm0,%%xmm2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm1,0x00,1,0,2) // movdqa %%xmm1,(%1,%0,2)
+ MEMOPMEM(movdqa,xmm2,0x10,1,0,2) // movdqa %%xmm2,0x10(%1,%0,2)
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc", "eax"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGB4444ToARGBRow_SSE2(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "mov $0xf0f0f0f,%%eax \n"
+ "movd %%eax,%%xmm4 \n"
+ "pshufd $0x0,%%xmm4,%%xmm4 \n"
+ "movdqa %%xmm4,%%xmm5 \n"
+ "pslld $0x4,%%xmm5 \n"
+ "sub %0,%1 \n"
+ "sub %0,%1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "pand %%xmm4,%%xmm0 \n"
+ "pand %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm3 \n"
+ "psllw $0x4,%%xmm1 \n"
+ "psrlw $0x4,%%xmm3 \n"
+ "por %%xmm1,%%xmm0 \n"
+ "por %%xmm3,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm2,%%xmm0 \n"
+ "punpckhbw %%xmm2,%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,2) // movdqa %%xmm0,(%1,%0,2)
+ MEMOPMEM(movdqa,xmm1,0x10,1,0,2) // movdqa %%xmm1,0x10(%1,%0,2)
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc", "eax"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ARGBToRGB24Row_SSSE3(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "movdqa %3,%%xmm6 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "pshufb %%xmm6,%%xmm0 \n"
+ "pshufb %%xmm6,%%xmm1 \n"
+ "pshufb %%xmm6,%%xmm2 \n"
+ "pshufb %%xmm6,%%xmm3 \n"
+ "movdqa %%xmm1,%%xmm4 \n"
+ "psrldq $0x4,%%xmm1 \n"
+ "pslldq $0xc,%%xmm4 \n"
+ "movdqa %%xmm2,%%xmm5 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pslldq $0x8,%%xmm5 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "por %%xmm5,%%xmm1 \n"
+ "psrldq $0x8,%%xmm2 \n"
+ "pslldq $0x4,%%xmm3 \n"
+ "por %%xmm3,%%xmm2 \n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "movdqu %%xmm2," MEMACCESS2(0x20,1) " \n"
+ "lea " MEMLEA(0x30,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ : "m"(kShuffleMaskARGBToRGB24) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+void ARGBToRAWRow_SSSE3(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "movdqa %3,%%xmm6 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "pshufb %%xmm6,%%xmm0 \n"
+ "pshufb %%xmm6,%%xmm1 \n"
+ "pshufb %%xmm6,%%xmm2 \n"
+ "pshufb %%xmm6,%%xmm3 \n"
+ "movdqa %%xmm1,%%xmm4 \n"
+ "psrldq $0x4,%%xmm1 \n"
+ "pslldq $0xc,%%xmm4 \n"
+ "movdqa %%xmm2,%%xmm5 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pslldq $0x8,%%xmm5 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "por %%xmm5,%%xmm1 \n"
+ "psrldq $0x8,%%xmm2 \n"
+ "pslldq $0x4,%%xmm3 \n"
+ "por %%xmm3,%%xmm2 \n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "movdqu %%xmm2," MEMACCESS2(0x20,1) " \n"
+ "lea " MEMLEA(0x30,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ : "m"(kShuffleMaskARGBToRAW) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+void ARGBToRGB565Row_SSE2(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm3,%%xmm3 \n"
+ "psrld $0x1b,%%xmm3 \n"
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "psrld $0x1a,%%xmm4 \n"
+ "pslld $0x5,%%xmm4 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pslld $0xb,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "pslld $0x8,%%xmm0 \n"
+ "psrld $0x3,%%xmm1 \n"
+ "psrld $0x5,%%xmm2 \n"
+ "psrad $0x10,%%xmm0 \n"
+ "pand %%xmm3,%%xmm1 \n"
+ "pand %%xmm4,%%xmm2 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "por %%xmm2,%%xmm1 \n"
+ "por %%xmm1,%%xmm0 \n"
+ "packssdw %%xmm0,%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x4,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ARGBToARGB1555Row_SSE2(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "psrld $0x1b,%%xmm4 \n"
+ "movdqa %%xmm4,%%xmm5 \n"
+ "pslld $0x5,%%xmm5 \n"
+ "movdqa %%xmm4,%%xmm6 \n"
+ "pslld $0xa,%%xmm6 \n"
+ "pcmpeqb %%xmm7,%%xmm7 \n"
+ "pslld $0xf,%%xmm7 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm3 \n"
+ "psrad $0x10,%%xmm0 \n"
+ "psrld $0x3,%%xmm1 \n"
+ "psrld $0x6,%%xmm2 \n"
+ "psrld $0x9,%%xmm3 \n"
+ "pand %%xmm7,%%xmm0 \n"
+ "pand %%xmm4,%%xmm1 \n"
+ "pand %%xmm5,%%xmm2 \n"
+ "pand %%xmm6,%%xmm3 \n"
+ "por %%xmm1,%%xmm0 \n"
+ "por %%xmm3,%%xmm2 \n"
+ "por %%xmm2,%%xmm0 \n"
+ "packssdw %%xmm0,%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMACCESS2(0x8,1) ",%1 \n"
+ "sub $0x4,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGBToARGB4444Row_SSE2(const uint8* src, uint8* dst, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "psllw $0xc,%%xmm4 \n"
+ "movdqa %%xmm4,%%xmm3 \n"
+ "psrlw $0x8,%%xmm3 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm3,%%xmm0 \n"
+ "pand %%xmm4,%%xmm1 \n"
+ "psrlq $0x4,%%xmm0 \n"
+ "psrlq $0x8,%%xmm1 \n"
+ "por %%xmm1,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x4,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4"
+#endif
+ );
+}
+#endif // HAS_RGB24TOARGBROW_SSSE3
+
+#ifdef HAS_ARGBTOYROW_SSSE3
+void ARGBToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kARGBToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kARGBToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBTOYROW_SSSE3
+
+#ifdef HAS_ARGBTOYJROW_SSSE3
+void ARGBToYJRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %3,%%xmm4 \n"
+ "movdqa %4,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "paddw %%xmm5,%%xmm0 \n"
+ "paddw %%xmm5,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kARGBToYJ), // %3
+ "m"(kAddYJ64) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ARGBToYJRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %3,%%xmm4 \n"
+ "movdqa %4,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "paddw %%xmm5,%%xmm0 \n"
+ "paddw %%xmm5,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kARGBToYJ), // %3
+ "m"(kAddYJ64) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBTOYJROW_SSSE3
+
+#ifdef HAS_ARGBTOUVROW_SSSE3
+// TODO(fbarchard): pass xmm constants to single block of assembly.
+// fpic on GCC 4.2 for OSX runs out of GPR registers. "m" effectively takes
+// 3 registers - ebx, ebp and eax. "m" can be passed with 3 normal registers,
+// or 4 if stack frame is disabled. Doing 2 assembly blocks is a work around
+// and considered unsafe.
+void ARGBToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToU), // %0
+ "m"(kARGBToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(pavgb,0x00,0,4,1,xmm0) // pavgb (%0,%4,1),%%xmm0
+ MEMOPREG(pavgb,0x10,0,4,1,xmm1) // pavgb 0x10(%0,%4,1),%%xmm1
+ MEMOPREG(pavgb,0x20,0,4,1,xmm2) // pavgb 0x20(%0,%4,1),%%xmm2
+ MEMOPREG(pavgb,0x30,0,4,1,xmm6) // pavgb 0x30(%0,%4,1),%%xmm6
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_argb)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+// TODO(fbarchard): Share code with ARGBToUVRow_SSSE3.
+void ARGBToUVJRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToUJ), // %0
+ "m"(kARGBToVJ), // %1
+ "m"(kAddUVJ128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(pavgb,0x00,0,4,1,xmm0) // pavgb (%0,%4,1),%%xmm0
+ MEMOPREG(pavgb,0x10,0,4,1,xmm1) // pavgb 0x10(%0,%4,1),%%xmm1
+ MEMOPREG(pavgb,0x20,0,4,1,xmm2) // pavgb 0x20(%0,%4,1),%%xmm2
+ MEMOPREG(pavgb,0x30,0,4,1,xmm6) // pavgb 0x30(%0,%4,1),%%xmm6
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "paddw %%xmm5,%%xmm0 \n"
+ "paddw %%xmm5,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_argb)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToU), // %0
+ "m"(kARGBToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm7) // movdqu (%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm0 \n"
+ MEMOPREG(movdqu,0x10,0,4,1,xmm7) // movdqu 0x10(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm1 \n"
+ MEMOPREG(movdqu,0x20,0,4,1,xmm7) // movdqu 0x20(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm2 \n"
+ MEMOPREG(movdqu,0x30,0,4,1,xmm7) // movdqu 0x30(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_argb)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGBToUVJRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToUJ), // %0
+ "m"(kARGBToVJ), // %1
+ "m"(kAddUVJ128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm7) // movdqu (%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm0 \n"
+ MEMOPREG(movdqu,0x10,0,4,1,xmm7) // movdqu 0x10(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm1 \n"
+ MEMOPREG(movdqu,0x20,0,4,1,xmm7) // movdqu 0x20(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm2 \n"
+ MEMOPREG(movdqu,0x30,0,4,1,xmm7) // movdqu 0x30(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "paddw %%xmm5,%%xmm0 \n"
+ "paddw %%xmm5,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_argb))
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGBToUV444Row_SSSE3(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
+ int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToU), // %0
+ "m"(kARGBToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm6 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm2 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm2 \n"
+ "packsswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ "pmaddubsw %%xmm3,%%xmm0 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm2 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm2 \n"
+ "packsswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,2,1) // movdqa %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6"
+#endif
+ );
+}
+
+void ARGBToUV444Row_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_u,
+ uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToU), // %0
+ "m"(kARGBToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm6 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm2 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm2 \n"
+ "packsswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ "pmaddubsw %%xmm3,%%xmm0 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm2 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm2 \n"
+ "packsswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,2,1) // movdqu %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6"
+#endif
+ );
+}
+
+void ARGBToUV422Row_SSSE3(const uint8* src_argb0,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToU), // %0
+ "m"(kARGBToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ARGBToUV422Row_Unaligned_SSSE3(const uint8* src_argb0,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kARGBToU), // %0
+ "m"(kARGBToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void BGRAToYRow_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_bgra), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kBGRAToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void BGRAToYRow_Unaligned_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_bgra), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kBGRAToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void BGRAToUVRow_SSSE3(const uint8* src_bgra0, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kBGRAToU), // %0
+ "m"(kBGRAToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(pavgb,0x00,0,4,1,xmm0) // pavgb (%0,%4,1),%%xmm0
+ MEMOPREG(pavgb,0x10,0,4,1,xmm1) // pavgb 0x10(%0,%4,1),%%xmm1
+ MEMOPREG(pavgb,0x20,0,4,1,xmm2) // pavgb 0x20(%0,%4,1),%%xmm2
+ MEMOPREG(pavgb,0x30,0,4,1,xmm6) // pavgb 0x30(%0,%4,1),%%xmm6
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_bgra0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_bgra)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_bgra0, int src_stride_bgra,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kBGRAToU), // %0
+ "m"(kBGRAToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm7) // movdqu (%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm0 \n"
+ MEMOPREG(movdqu,0x10,0,4,1,xmm7) // movdqu 0x10(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm1 \n"
+ MEMOPREG(movdqu,0x20,0,4,1,xmm7) // movdqu 0x20(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm2 \n"
+ MEMOPREG(movdqu,0x30,0,4,1,xmm7) // movdqu 0x30(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_bgra0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_bgra)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ABGRToYRow_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_abgr), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kABGRToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ABGRToYRow_Unaligned_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_abgr), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kABGRToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void RGBAToYRow_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_rgba), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kRGBAToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void RGBAToYRow_Unaligned_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix) {+ asm volatile (
+ "movdqa %4,%%xmm5 \n"
+ "movdqa %3,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm4,%%xmm3 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "phaddw %%xmm3,%%xmm2 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_rgba), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ : "m"(kRGBAToY), // %3
+ "m"(kAddY16) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ABGRToUVRow_SSSE3(const uint8* src_abgr0, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kABGRToU), // %0
+ "m"(kABGRToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(pavgb,0x00,0,4,1,xmm0) // pavgb (%0,%4,1),%%xmm0
+ MEMOPREG(pavgb,0x10,0,4,1,xmm1) // pavgb 0x10(%0,%4,1),%%xmm1
+ MEMOPREG(pavgb,0x20,0,4,1,xmm2) // pavgb 0x20(%0,%4,1),%%xmm2
+ MEMOPREG(pavgb,0x30,0,4,1,xmm6) // pavgb 0x30(%0,%4,1),%%xmm6
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_abgr0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_abgr)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_abgr0, int src_stride_abgr,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kABGRToU), // %0
+ "m"(kABGRToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm7) // movdqu (%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm0 \n"
+ MEMOPREG(movdqu,0x10,0,4,1,xmm7) // movdqu 0x10(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm1 \n"
+ MEMOPREG(movdqu,0x20,0,4,1,xmm7) // movdqu 0x20(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm2 \n"
+ MEMOPREG(movdqu,0x30,0,4,1,xmm7) // movdqu 0x30(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_abgr0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_abgr)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kRGBAToU), // %0
+ "m"(kRGBAToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(pavgb,0x00,0,4,1,xmm0) // pavgb (%0,%4,1),%%xmm0
+ MEMOPREG(pavgb,0x10,0,4,1,xmm1) // pavgb 0x10(%0,%4,1),%%xmm1
+ MEMOPREG(pavgb,0x20,0,4,1,xmm2) // pavgb 0x20(%0,%4,1),%%xmm2
+ MEMOPREG(pavgb,0x30,0,4,1,xmm6) // pavgb 0x30(%0,%4,1),%%xmm6
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_rgba0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_rgba))
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
+ uint8* dst_u, uint8* dst_v, int width) {+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kRGBAToU), // %0
+ "m"(kRGBAToV), // %1
+ "m"(kAddUV128) // %2
+ );
+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqu " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqu " MEMACCESS2(0x30,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm7) // movdqu (%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm0 \n"
+ MEMOPREG(movdqu,0x10,0,4,1,xmm7) // movdqu 0x10(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm1 \n"
+ MEMOPREG(movdqu,0x20,0,4,1,xmm7) // movdqu 0x20(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm2 \n"
+ MEMOPREG(movdqu,0x30,0,4,1,xmm7) // movdqu 0x30(%0,%4,1),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm7 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm7 \n"
+ "shufps $0x88,%%xmm6,%%xmm2 \n"
+ "shufps $0xdd,%%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm2 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "phaddw %%xmm2,%%xmm0 \n"
+ "phaddw %%xmm6,%%xmm1 \n"
+ "psraw $0x8,%%xmm0 \n"
+ "psraw $0x8,%%xmm1 \n"
+ "packsswb %%xmm1,%%xmm0 \n"
+ "paddb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movlps %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhps,xmm0,0x00,1,2,1) // movhps %%xmm0,(%1,%2,1)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_rgba0), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+rm"(width) // %3
+ : "r"((intptr_t)(src_stride_rgba)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBTOUVROW_SSSE3
+
+#ifdef HAS_I422TOARGBROW_SSSE3
+#define UB 127 /* min(63,(int8)(2.018 * 64)) */
+#define UG -25 /* (int8)(-0.391 * 64 - 0.5) */
+#define UR 0
+
+#define VB 0
+#define VG -52 /* (int8)(-0.813 * 64 - 0.5) */
+#define VR 102 /* (int8)(1.596 * 64 + 0.5) */
+
+// Bias
+#define BB UB * 128 + VB * 128
+#define BG UG * 128 + VG * 128
+#define BR UR * 128 + VR * 128
+
+#define YG 74 /* (int8)(1.164 * 64 + 0.5) */
+
+struct {+ vec8 kUVToB; // 0
+ vec8 kUVToG; // 16
+ vec8 kUVToR; // 32
+ vec16 kUVBiasB; // 48
+ vec16 kUVBiasG; // 64
+ vec16 kUVBiasR; // 80
+ vec16 kYSub16; // 96
+ vec16 kYToRgb; // 112
+ vec8 kVUToB; // 128
+ vec8 kVUToG; // 144
+ vec8 kVUToR; // 160
+} static SIMD_ALIGNED(kYuvConstants) = {+ { UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB },+ { UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG },+ { UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR },+ { BB, BB, BB, BB, BB, BB, BB, BB },+ { BG, BG, BG, BG, BG, BG, BG, BG },+ { BR, BR, BR, BR, BR, BR, BR, BR },+ { 16, 16, 16, 16, 16, 16, 16, 16 },+ { YG, YG, YG, YG, YG, YG, YG, YG },+ { VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB },+ { VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG },+ { VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR }+};
+
+
+// Read 8 UV from 411
+#define READYUV444 \
+ "movq " MEMACCESS([u_buf]) ",%%xmm0 \n" \
+ BUNDLEALIGN \
+ MEMOPREG(movq, 0x00, [u_buf], [v_buf], 1, xmm1) \
+ "lea " MEMLEA(0x8, [u_buf]) ",%[u_buf] \n" \
+ "punpcklbw %%xmm1,%%xmm0 \n"
+
+// Read 4 UV from 422, upsample to 8 UV
+#define READYUV422 \
+ "movd " MEMACCESS([u_buf]) ",%%xmm0 \n" \
+ BUNDLEALIGN \
+ MEMOPREG(movd, 0x00, [u_buf], [v_buf], 1, xmm1) \
+ "lea " MEMLEA(0x4, [u_buf]) ",%[u_buf] \n" \
+ "punpcklbw %%xmm1,%%xmm0 \n" \
+ "punpcklwd %%xmm0,%%xmm0 \n"
+
+// Read 2 UV from 411, upsample to 8 UV
+#define READYUV411 \
+ "movd " MEMACCESS([u_buf]) ",%%xmm0 \n" \
+ BUNDLEALIGN \
+ MEMOPREG(movd, 0x00, [u_buf], [v_buf], 1, xmm1) \
+ "lea " MEMLEA(0x2, [u_buf]) ",%[u_buf] \n" \
+ "punpcklbw %%xmm1,%%xmm0 \n" \
+ "punpcklwd %%xmm0,%%xmm0 \n" \
+ "punpckldq %%xmm0,%%xmm0 \n"
+
+// Read 4 UV from NV12, upsample to 8 UV
+#define READNV12 \
+ "movq " MEMACCESS([uv_buf]) ",%%xmm0 \n" \
+ "lea " MEMLEA(0x8, [uv_buf]) ",%[uv_buf] \n" \
+ "punpcklwd %%xmm0,%%xmm0 \n"
+
+// Convert 8 pixels: 8 UV and 8 Y
+#define YUVTORGB \
+ "movdqa %%xmm0,%%xmm1 \n" \
+ "movdqa %%xmm0,%%xmm2 \n" \
+ "pmaddubsw " MEMACCESS([kYuvConstants]) ",%%xmm0 \n" \
+ "pmaddubsw " MEMACCESS2(16, [kYuvConstants]) ",%%xmm1 \n" \
+ "pmaddubsw " MEMACCESS2(32, [kYuvConstants]) ",%%xmm2 \n" \
+ "psubw " MEMACCESS2(48, [kYuvConstants]) ",%%xmm0 \n" \
+ "psubw " MEMACCESS2(64, [kYuvConstants]) ",%%xmm1 \n" \
+ "psubw " MEMACCESS2(80, [kYuvConstants]) ",%%xmm2 \n" \
+ "movq " MEMACCESS([y_buf]) ",%%xmm3 \n" \
+ "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n" \
+ "punpcklbw %%xmm4,%%xmm3 \n" \
+ "psubsw " MEMACCESS2(96, [kYuvConstants]) ",%%xmm3 \n" \
+ "pmullw " MEMACCESS2(112, [kYuvConstants]) ",%%xmm3 \n" \
+ "paddsw %%xmm3,%%xmm0 \n" \
+ "paddsw %%xmm3,%%xmm1 \n" \
+ "paddsw %%xmm3,%%xmm2 \n" \
+ "psraw $0x6,%%xmm0 \n" \
+ "psraw $0x6,%%xmm1 \n" \
+ "psraw $0x6,%%xmm2 \n" \
+ "packuswb %%xmm0,%%xmm0 \n" \
+ "packuswb %%xmm1,%%xmm1 \n" \
+ "packuswb %%xmm2,%%xmm2 \n"
+
+// Convert 8 pixels: 8 VU and 8 Y
+#define YVUTORGB \
+ "movdqa %%xmm0,%%xmm1 \n" \
+ "movdqa %%xmm0,%%xmm2 \n" \
+ "pmaddubsw " MEMACCESS2(128, [kYuvConstants]) ",%%xmm0 \n" \
+ "pmaddubsw " MEMACCESS2(144, [kYuvConstants]) ",%%xmm1 \n" \
+ "pmaddubsw " MEMACCESS2(160, [kYuvConstants]) ",%%xmm2 \n" \
+ "psubw " MEMACCESS2(48, [kYuvConstants]) ",%%xmm0 \n" \
+ "psubw " MEMACCESS2(64, [kYuvConstants]) ",%%xmm1 \n" \
+ "psubw " MEMACCESS2(80, [kYuvConstants]) ",%%xmm2 \n" \
+ "movq " MEMACCESS([y_buf]) ",%%xmm3 \n" \
+ "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n" \
+ "punpcklbw %%xmm4,%%xmm3 \n" \
+ "psubsw " MEMACCESS2(96, [kYuvConstants]) ",%%xmm3 \n" \
+ "pmullw " MEMACCESS2(112, [kYuvConstants]) ",%%xmm3 \n" \
+ "paddsw %%xmm3,%%xmm0 \n" \
+ "paddsw %%xmm3,%%xmm1 \n" \
+ "paddsw %%xmm3,%%xmm2 \n" \
+ "psraw $0x6,%%xmm0 \n" \
+ "psraw $0x6,%%xmm1 \n" \
+ "psraw $0x6,%%xmm2 \n" \
+ "packuswb %%xmm0,%%xmm0 \n" \
+ "packuswb %%xmm1,%%xmm1 \n" \
+ "packuswb %%xmm2,%%xmm2 \n"
+
+void OMITFP I444ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV444
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS([dst_argb]) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,[dst_argb]) " \n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToRGB24Row_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_rgb24,
+ int width) {+// fpic 32 bit gcc 4.2 on OSX runs out of GPR regs.
+#if defined(__i386__)
+ asm volatile (
+ "movdqa %[kShuffleMaskARGBToRGB24_0],%%xmm5 \n"
+ "movdqa %[kShuffleMaskARGBToRGB24],%%xmm6 \n"
+ :: [kShuffleMaskARGBToRGB24_0]"m"(kShuffleMaskARGBToRGB24_0),
+ [kShuffleMaskARGBToRGB24]"m"(kShuffleMaskARGBToRGB24));
+#endif
+
+ asm volatile (
+#if !defined(__i386__)
+ "movdqa %[kShuffleMaskARGBToRGB24_0],%%xmm5 \n"
+ "movdqa %[kShuffleMaskARGBToRGB24],%%xmm6 \n"
+#endif
+ "sub %[u_buf],%[v_buf] \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm2,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "pshufb %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm6,%%xmm1 \n"
+ "palignr $0xc,%%xmm0,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS([dst_rgb24]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x8,[dst_rgb24]) "\n"
+ "lea " MEMLEA(0x18,[dst_rgb24]) ",%[dst_rgb24] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_rgb24]"+r"(dst_rgb24), // %[dst_rgb24]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB)
+#if !defined(__i386__)
+ , [kShuffleMaskARGBToRGB24_0]"m"(kShuffleMaskARGBToRGB24_0),
+ [kShuffleMaskARGBToRGB24]"m"(kShuffleMaskARGBToRGB24)
+#endif
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+void OMITFP I422ToRAWRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_raw,
+ int width) {+// fpic 32 bit gcc 4.2 on OSX runs out of GPR regs.
+#if defined(__i386__)
+ asm volatile (
+ "movdqa %[kShuffleMaskARGBToRAW_0],%%xmm5 \n"
+ "movdqa %[kShuffleMaskARGBToRAW],%%xmm6 \n"
+ :: [kShuffleMaskARGBToRAW_0]"m"(kShuffleMaskARGBToRAW_0),
+ [kShuffleMaskARGBToRAW]"m"(kShuffleMaskARGBToRAW));
+#endif
+
+ asm volatile (
+#if !defined(__i386__)
+ "movdqa %[kShuffleMaskARGBToRAW_0],%%xmm5 \n"
+ "movdqa %[kShuffleMaskARGBToRAW],%%xmm6 \n"
+#endif
+ "sub %[u_buf],%[v_buf] \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm2,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "pshufb %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm6,%%xmm1 \n"
+ "palignr $0xc,%%xmm0,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS([dst_raw]) " \n"
+ "movdqu %%xmm1," MEMACCESS2(0x8,[dst_raw]) "\n"
+ "lea " MEMLEA(0x18,[dst_raw]) ",%[dst_raw] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_raw]"+r"(dst_raw), // %[dst_raw]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB)
+#if !defined(__i386__)
+ , [kShuffleMaskARGBToRAW_0]"m"(kShuffleMaskARGBToRAW_0),
+ [kShuffleMaskARGBToRAW]"m"(kShuffleMaskARGBToRAW)
+#endif
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+void OMITFP I422ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I411ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV411
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP NV12ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READNV12
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [uv_buf]"+r"(uv_buf), // %[uv_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+ // Does not use r14.
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP NV21ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READNV12
+ YVUTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [uv_buf]"+r"(uv_buf), // %[uv_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+ // Does not use r14.
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I444ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV444
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I411ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV411
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP NV12ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READNV12
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [uv_buf]"+r"(uv_buf), // %[uv_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+ // Does not use r14.
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP NV21ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READNV12
+ YVUTORGB
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm0 \n"
+ "punpckhwd %%xmm2,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS([dst_argb]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
+ "lea " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [uv_buf]"+r"(uv_buf), // %[uv_buf]
+ [dst_argb]"+r"(dst_argb), // %[dst_argb]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+ // Does not use r14.
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToBGRARow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_bgra,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "punpcklbw %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm2,%%xmm5 \n"
+ "movdqa %%xmm5,%%xmm0 \n"
+ "punpcklwd %%xmm1,%%xmm5 \n"
+ "punpckhwd %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm5," MEMACCESS([dst_bgra]) "\n"
+ "movdqa %%xmm0," MEMACCESS2(0x10,[dst_bgra]) "\n"
+ "lea " MEMLEA(0x20,[dst_bgra]) ",%[dst_bgra] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_bgra]"+r"(dst_bgra), // %[dst_bgra]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToABGRRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_abgr,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm2 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "punpcklwd %%xmm0,%%xmm2 \n"
+ "punpckhwd %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2," MEMACCESS([dst_abgr]) "\n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,[dst_abgr]) "\n"
+ "lea " MEMLEA(0x20,[dst_abgr]) ",%[dst_abgr] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_abgr]"+r"(dst_abgr), // %[dst_abgr]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToRGBARow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_rgba,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "punpcklbw %%xmm2,%%xmm1 \n"
+ "punpcklbw %%xmm0,%%xmm5 \n"
+ "movdqa %%xmm5,%%xmm0 \n"
+ "punpcklwd %%xmm1,%%xmm5 \n"
+ "punpckhwd %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm5," MEMACCESS([dst_rgba]) "\n"
+ "movdqa %%xmm0," MEMACCESS2(0x10,[dst_rgba]) "\n"
+ "lea " MEMLEA(0x20,[dst_rgba]) ",%[dst_rgba] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_rgba]"+r"(dst_rgba), // %[dst_rgba]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToBGRARow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_bgra,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "punpcklbw %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm2,%%xmm5 \n"
+ "movdqa %%xmm5,%%xmm0 \n"
+ "punpcklwd %%xmm1,%%xmm5 \n"
+ "punpckhwd %%xmm1,%%xmm0 \n"
+ "movdqu %%xmm5," MEMACCESS([dst_bgra]) "\n"
+ "movdqu %%xmm0," MEMACCESS2(0x10,[dst_bgra]) "\n"
+ "lea " MEMLEA(0x20,[dst_bgra]) ",%[dst_bgra] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_bgra]"+r"(dst_bgra), // %[dst_bgra]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToABGRRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_abgr,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "punpcklbw %%xmm1,%%xmm2 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "punpcklwd %%xmm0,%%xmm2 \n"
+ "punpckhwd %%xmm0,%%xmm1 \n"
+ "movdqu %%xmm2," MEMACCESS([dst_abgr]) "\n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,[dst_abgr]) "\n"
+ "lea " MEMLEA(0x20,[dst_abgr]) ",%[dst_abgr] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_abgr]"+r"(dst_abgr), // %[dst_abgr]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void OMITFP I422ToRGBARow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_rgba,
+ int width) {+ asm volatile (
+ "sub %[u_buf],%[v_buf] \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+ LABELALIGN
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "punpcklbw %%xmm2,%%xmm1 \n"
+ "punpcklbw %%xmm0,%%xmm5 \n"
+ "movdqa %%xmm5,%%xmm0 \n"
+ "punpcklwd %%xmm1,%%xmm5 \n"
+ "punpckhwd %%xmm1,%%xmm0 \n"
+ "movdqu %%xmm5," MEMACCESS([dst_rgba]) "\n"
+ "movdqu %%xmm0," MEMACCESS2(0x10,[dst_rgba]) "\n"
+ "lea " MEMLEA(0x20,[dst_rgba]) ",%[dst_rgba] \n"
+ "sub $0x8,%[width] \n"
+ "jg 1b \n"
+ : [y_buf]"+r"(y_buf), // %[y_buf]
+ [u_buf]"+r"(u_buf), // %[u_buf]
+ [v_buf]"+r"(v_buf), // %[v_buf]
+ [dst_rgba]"+r"(dst_rgba), // %[dst_rgba]
+ [width]"+rm"(width) // %[width]
+ : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+#endif // HAS_I422TOARGBROW_SSSE3
+
+#ifdef HAS_YTOARGBROW_SSE2
+void YToARGBRow_SSE2(const uint8* y_buf,
+ uint8* dst_argb,
+ int width) {+ asm volatile (
+ "pxor %%xmm5,%%xmm5 \n"
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "pslld $0x18,%%xmm4 \n"
+ "mov $0x00100010,%%eax \n"
+ "movd %%eax,%%xmm3 \n"
+ "pshufd $0x0,%%xmm3,%%xmm3 \n"
+ "mov $0x004a004a,%%eax \n"
+ "movd %%eax,%%xmm2 \n"
+ "pshufd $0x0,%%xmm2,%%xmm2 \n"
+ LABELALIGN
+ "1: \n"
+ // Step 1: Scale Y contribution to 8 G values. G = (y - 16) * 1.164
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "psubusw %%xmm3,%%xmm0 \n"
+ "pmullw %%xmm2,%%xmm0 \n"
+ "psrlw $6, %%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+
+ // Step 2: Weave into ARGB
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm0,%%xmm0 \n"
+ "punpckhwd %%xmm1,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "por %%xmm4,%%xmm1 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(y_buf), // %0
+ "+r"(dst_argb), // %1
+ "+rm"(width) // %2
+ :
+ : "memory", "cc", "eax"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4"
+#endif
+ );
+}
+#endif // HAS_YTOARGBROW_SSE2
+
+#ifdef HAS_MIRRORROW_SSSE3
+// Shuffle table for reversing the bytes.
+static uvec8 kShuffleMirror = {+ 15u, 14u, 13u, 12u, 11u, 10u, 9u, 8u, 7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u
+};
+
+void MirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {+ intptr_t temp_width = (intptr_t)(width);
+ asm volatile (
+ "movdqa %3,%%xmm5 \n"
+ "lea " MEMLEA(-0x10,0) ",%0 \n"
+ LABELALIGN
+ "1: \n"
+ MEMOPREG(movdqa,0x00,0,2,1,xmm0) // movdqa (%0,%2),%%xmm0
+ "pshufb %%xmm5,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(temp_width) // %2
+ : "m"(kShuffleMirror) // %3
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm5"
+#endif
+ );
+}
+#endif // HAS_MIRRORROW_SSSE3
+
+#ifdef HAS_MIRRORROW_SSE2
+void MirrorRow_SSE2(const uint8* src, uint8* dst, int width) {+ intptr_t temp_width = (intptr_t)(width);
+ asm volatile (
+ "lea " MEMLEA(-0x10,0) ",%0 \n"
+ LABELALIGN
+ "1: \n"
+ MEMOPREG(movdqu,0x00,0,2,1,xmm0) // movdqu (%0,%2),%%xmm0
+ "movdqa %%xmm0,%%xmm1 \n"
+ "psllw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm1,%%xmm0 \n"
+ "pshuflw $0x1b,%%xmm0,%%xmm0 \n"
+ "pshufhw $0x1b,%%xmm0,%%xmm0 \n"
+ "pshufd $0x4e,%%xmm0,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1)",%1 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(temp_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+#endif // HAS_MIRRORROW_SSE2
+
+#ifdef HAS_MIRRORROW_UV_SSSE3
+// Shuffle table for reversing the bytes of UV channels.
+static uvec8 kShuffleMirrorUV = {+ 14u, 12u, 10u, 8u, 6u, 4u, 2u, 0u, 15u, 13u, 11u, 9u, 7u, 5u, 3u, 1u
+};
+void MirrorUVRow_SSSE3(const uint8* src, uint8* dst_u, uint8* dst_v,
+ int width) {+ intptr_t temp_width = (intptr_t)(width);
+ asm volatile (
+ "movdqa %4,%%xmm1 \n"
+ "lea " MEMLEA4(-0x10,0,3,2) ",%0 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(-0x10,0) ",%0 \n"
+ "pshufb %%xmm1,%%xmm0 \n"
+ "sub $8,%3 \n"
+ "movlpd %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movhpd,xmm0,0x00,1,2,1) // movhpd %%xmm0,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(temp_width) // %3
+ : "m"(kShuffleMirrorUV) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+#endif // HAS_MIRRORROW_UV_SSSE3
+
+#ifdef HAS_ARGBMIRRORROW_SSSE3
+// Shuffle table for reversing the bytes.
+static uvec8 kARGBShuffleMirror = {+ 12u, 13u, 14u, 15u, 8u, 9u, 10u, 11u, 4u, 5u, 6u, 7u, 0u, 1u, 2u, 3u
+};
+
+void ARGBMirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {+ intptr_t temp_width = (intptr_t)(width);
+ asm volatile (
+ "lea " MEMLEA4(-0x10,0,2,4) ",%0 \n"
+ "movdqa %3,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "pshufb %%xmm5,%%xmm0 \n"
+ "lea " MEMLEA(-0x10,0) ",%0 \n"
+ "sub $0x4,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(temp_width) // %2
+ : "m"(kARGBShuffleMirror) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBMIRRORROW_SSSE3
+
+#ifdef HAS_SPLITUVROW_SSE2
+void SplitUVRow_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "psrlw $0x8,%%xmm3 \n"
+ "packuswb %%xmm3,%%xmm2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ MEMOPMEM(movdqa,xmm2,0x00,1,2,1) // movdqa %%xmm2,(%1,%2)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_uv), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void SplitUVRow_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "psrlw $0x8,%%xmm3 \n"
+ "packuswb %%xmm3,%%xmm2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ MEMOPMEM(movdqu,xmm2,0x00,1,2,1) // movdqu %%xmm2,(%1,%2)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_uv), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+#endif // HAS_SPLITUVROW_SSE2
+
+#ifdef HAS_MERGEUVROW_SSE2
+void MergeUVRow_SSE2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,0,1,1,xmm1) // movdqa (%0,%1,1),%%xmm1
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpckhbw %%xmm1,%%xmm2 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "movdqa %%xmm2," MEMACCESS2(0x10,2) " \n"
+ "lea " MEMLEA(0x20,2) ",%2 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_u), // %0
+ "+r"(src_v), // %1
+ "+r"(dst_uv), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2"
+#endif
+ );
+}
+
+void MergeUVRow_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
+ uint8* dst_uv, int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,0,1,1,xmm1) // movdqu (%0,%1,1),%%xmm1
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpckhbw %%xmm1,%%xmm2 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "movdqu %%xmm2," MEMACCESS2(0x10,2) " \n"
+ "lea " MEMLEA(0x20,2) ",%2 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_u), // %0
+ "+r"(src_v), // %1
+ "+r"(dst_uv), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2"
+#endif
+ );
+}
+#endif // HAS_MERGEUVROW_SSE2
+
+#ifdef HAS_COPYROW_SSE2
+void CopyRow_SSE2(const uint8* src, uint8* dst, int count) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x20,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(count) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+#endif // HAS_COPYROW_SSE2
+
+#ifdef HAS_COPYROW_X86
+void CopyRow_X86(const uint8* src, uint8* dst, int width) {+ size_t width_tmp = (size_t)(width);
+ asm volatile (
+ "shr $0x2,%2 \n"
+ "rep movsl " MEMMOVESTRING(0,1) " \n"
+ : "+S"(src), // %0
+ "+D"(dst), // %1
+ "+c"(width_tmp) // %2
+ :
+ : "memory", "cc"
+ );
+}
+#endif // HAS_COPYROW_X86
+
+#ifdef HAS_COPYROW_ERMS
+// Unaligned Multiple of 1.
+void CopyRow_ERMS(const uint8* src, uint8* dst, int width) {+ size_t width_tmp = (size_t)(width);
+ asm volatile (
+ "rep movsb " MEMMOVESTRING(0,1) " \n"
+ : "+S"(src), // %0
+ "+D"(dst), // %1
+ "+c"(width_tmp) // %2
+ :
+ : "memory", "cc"
+ );
+}
+#endif // HAS_COPYROW_ERMS
+
+#ifdef HAS_ARGBCOPYALPHAROW_SSE2
+// width in pixels
+void ARGBCopyAlphaRow_SSE2(const uint8* src, uint8* dst, int width) {+ asm volatile (
+ "pcmpeqb %%xmm0,%%xmm0 \n"
+ "pslld $0x18,%%xmm0 \n"
+ "pcmpeqb %%xmm1,%%xmm1 \n"
+ "psrld $0x8,%%xmm1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa " MEMACCESS(1) ",%%xmm4 \n"
+ "movdqa " MEMACCESS2(0x10,1) ",%%xmm5 \n"
+ "pand %%xmm0,%%xmm2 \n"
+ "pand %%xmm0,%%xmm3 \n"
+ "pand %%xmm1,%%xmm4 \n"
+ "pand %%xmm1,%%xmm5 \n"
+ "por %%xmm4,%%xmm2 \n"
+ "por %%xmm5,%%xmm3 \n"
+ "movdqa %%xmm2," MEMACCESS(1) " \n"
+ "movdqa %%xmm3," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBCOPYALPHAROW_SSE2
+
+#ifdef HAS_ARGBCOPYALPHAROW_AVX2
+// width in pixels
+void ARGBCopyAlphaRow_AVX2(const uint8* src, uint8* dst, int width) {+ asm volatile (
+ "vpcmpeqb %%ymm0,%%ymm0,%%ymm0 \n"
+ "vpsrld $0x8,%%ymm0,%%ymm0 \n"
+ LABELALIGN
+ "1: \n"
+ "vmovdqu " MEMACCESS(0) ",%%ymm1 \n"
+ "vmovdqu " MEMACCESS2(0x20,0) ",%%ymm2 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "vpblendvb %%ymm0," MEMACCESS(1) ",%%ymm1,%%ymm1 \n"
+ "vpblendvb %%ymm0," MEMACCESS2(0x20,1) ",%%ymm2,%%ymm2 \n"
+ "vmovdqu %%ymm1," MEMACCESS(1) " \n"
+ "vmovdqu %%ymm2," MEMACCESS2(0x20,1) " \n"
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ "vzeroupper \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2"
+#endif
+ );
+}
+#endif // HAS_ARGBCOPYALPHAROW_AVX2
+
+#ifdef HAS_ARGBCOPYYTOALPHAROW_SSE2
+// width in pixels
+void ARGBCopyYToAlphaRow_SSE2(const uint8* src, uint8* dst, int width) {+ asm volatile (
+ "pcmpeqb %%xmm0,%%xmm0 \n"
+ "pslld $0x18,%%xmm0 \n"
+ "pcmpeqb %%xmm1,%%xmm1 \n"
+ "psrld $0x8,%%xmm1 \n"
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm2 \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "punpcklbw %%xmm2,%%xmm2 \n"
+ "punpckhwd %%xmm2,%%xmm3 \n"
+ "punpcklwd %%xmm2,%%xmm2 \n"
+ "movdqa " MEMACCESS(1) ",%%xmm4 \n"
+ "movdqa " MEMACCESS2(0x10,1) ",%%xmm5 \n"
+ "pand %%xmm0,%%xmm2 \n"
+ "pand %%xmm0,%%xmm3 \n"
+ "pand %%xmm1,%%xmm4 \n"
+ "pand %%xmm1,%%xmm5 \n"
+ "por %%xmm4,%%xmm2 \n"
+ "por %%xmm5,%%xmm3 \n"
+ "movdqa %%xmm2," MEMACCESS(1) " \n"
+ "movdqa %%xmm3," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBCOPYYTOALPHAROW_SSE2
+
+#ifdef HAS_ARGBCOPYYTOALPHAROW_AVX2
+// width in pixels
+void ARGBCopyYToAlphaRow_AVX2(const uint8* src, uint8* dst, int width) {+ asm volatile (
+ "vpcmpeqb %%ymm0,%%ymm0,%%ymm0 \n"
+ "vpsrld $0x8,%%ymm0,%%ymm0 \n"
+ LABELALIGN
+ "1: \n"
+ "vpmovzxbd " MEMACCESS(0) ",%%ymm1 \n"
+ "vpmovzxbd " MEMACCESS2(0x8,0) ",%%ymm2 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "vpslld $0x18,%%ymm1,%%ymm1 \n"
+ "vpslld $0x18,%%ymm2,%%ymm2 \n"
+ "vpblendvb %%ymm0," MEMACCESS(1) ",%%ymm1,%%ymm1 \n"
+ "vpblendvb %%ymm0," MEMACCESS2(0x20,1) ",%%ymm2,%%ymm2 \n"
+ "vmovdqu %%ymm1," MEMACCESS(1) " \n"
+ "vmovdqu %%ymm2," MEMACCESS2(0x20,1) " \n"
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ "vzeroupper \n"
+ : "+r"(src), // %0
+ "+r"(dst), // %1
+ "+r"(width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2"
+#endif
+ );
+}
+#endif // HAS_ARGBCOPYYTOALPHAROW_AVX2
+
+#ifdef HAS_SETROW_X86
+void SetRow_X86(uint8* dst, uint32 v32, int width) {+ size_t width_tmp = (size_t)(width);
+ asm volatile (
+ "shr $0x2,%1 \n"
+ "rep stosl " MEMSTORESTRING(eax,0) " \n"
+ : "+D"(dst), // %0
+ "+c"(width_tmp) // %1
+ : "a"(v32) // %2
+ : "memory", "cc");
+}
+
+void ARGBSetRows_X86(uint8* dst, uint32 v32, int width,
+ int dst_stride, int height) {+ for (int y = 0; y < height; ++y) {+ size_t width_tmp = (size_t)(width);
+ uint32* d = (uint32*)(dst);
+ asm volatile (
+ "rep stosl " MEMSTORESTRING(eax,0) " \n"
+ : "+D"(d), // %0
+ "+c"(width_tmp) // %1
+ : "a"(v32) // %2
+ : "memory", "cc");
+ dst += dst_stride;
+ }
+}
+#endif // HAS_SETROW_X86
+
+#ifdef HAS_YUY2TOYROW_SSE2
+void YUY2ToYRow_SSE2(const uint8* src_yuy2, uint8* dst_y, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void YUY2ToUVRow_SSE2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x00,0,4,1,xmm2) // movdqa (%0,%4,1),%%xmm2
+ MEMOPREG(movdqa,0x10,0,4,1,xmm3) // movdqa 0x10(%0,%4,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ : "r"((intptr_t)(stride_yuy2)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void YUY2ToUV422Row_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
+ uint8* dst_y, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2,
+ int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm2) // movdqu (%0,%4,1),%%xmm2
+ MEMOPREG(movdqu,0x10,0,4,1,xmm3) // movdqu 0x10(%0,%4,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ : "r"((intptr_t)(stride_yuy2)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_yuy2), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void UYVYToYRow_SSE2(const uint8* src_uyvy, uint8* dst_y, int pix) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void UYVYToUVRow_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x00,0,4,1,xmm2) // movdqa (%0,%4,1),%%xmm2
+ MEMOPREG(movdqa,0x10,0,4,1,xmm3) // movdqa 0x10(%0,%4,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ : "r"((intptr_t)(stride_uyvy)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void UYVYToUV422Row_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
+ uint8* dst_y, int pix) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x00,0,4,1,xmm2) // movdqu (%0,%4,1),%%xmm2
+ MEMOPREG(movdqu,0x10,0,4,1,xmm3) // movdqu 0x10(%0,%4,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ : "r"((intptr_t)(stride_uyvy)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm1,0x00,1,2,1) // movq %%xmm1,(%1,%2)
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x10,%3 \n"
+ "jg 1b \n"
+ : "+r"(src_uyvy), // %0
+ "+r"(dst_u), // %1
+ "+r"(dst_v), // %2
+ "+r"(pix) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_YUY2TOYROW_SSE2
+
+#ifdef HAS_ARGBBLENDROW_SSE2
+// Blend 8 pixels at a time.
+void ARGBBlendRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "pcmpeqb %%xmm7,%%xmm7 \n"
+ "psrlw $0xf,%%xmm7 \n"
+ "pcmpeqb %%xmm6,%%xmm6 \n"
+ "psrlw $0x8,%%xmm6 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psllw $0x8,%%xmm5 \n"
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "pslld $0x18,%%xmm4 \n"
+ "sub $0x1,%3 \n"
+ "je 91f \n"
+ "jl 99f \n"
+
+ // 1 pixel loop until destination pointer is aligned.
+ "10: \n"
+ "test $0xf,%2 \n"
+ "je 19f \n"
+ "movd " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movd " MEMACCESS(1) ",%%xmm2 \n"
+ "psrlw $0x8,%%xmm3 \n"
+ "pshufhw $0xf5,%%xmm3,%%xmm3 \n"
+ "pshuflw $0xf5,%%xmm3,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movd " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x4,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x1,%3 \n"
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x4,2) ",%2 \n"
+ "jge 10b \n"
+
+ "19: \n"
+ "add $1-4,%3 \n"
+ "jl 49f \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "41: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm2 \n"
+ "psrlw $0x8,%%xmm3 \n"
+ "pshufhw $0xf5,%%xmm3,%%xmm3 \n"
+ "pshuflw $0xf5,%%xmm3,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jge 41b \n"
+
+ "49: \n"
+ "add $0x3,%3 \n"
+ "jl 99f \n"
+
+ // 1 pixel loop.
+ "91: \n"
+ "movd " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movd " MEMACCESS(1) ",%%xmm2 \n"
+ "psrlw $0x8,%%xmm3 \n"
+ "pshufhw $0xf5,%%xmm3,%%xmm3 \n"
+ "pshuflw $0xf5,%%xmm3,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movd " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x4,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x1,%3 \n"
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x4,2) ",%2 \n"
+ "jge 91b \n"
+ "99: \n"
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBBLENDROW_SSE2
+
+#ifdef HAS_ARGBBLENDROW_SSSE3
+// Shuffle table for isolating alpha.
+static uvec8 kShuffleAlpha = {+ 3u, 0x80, 3u, 0x80, 7u, 0x80, 7u, 0x80,
+ 11u, 0x80, 11u, 0x80, 15u, 0x80, 15u, 0x80
+};
+
+// Blend 8 pixels at a time
+// Shuffle table for reversing the bytes.
+
+// Same as SSE2, but replaces
+// psrlw xmm3, 8 // alpha
+// pshufhw xmm3, xmm3,0F5h // 8 alpha words
+// pshuflw xmm3, xmm3,0F5h
+// with..
+// pshufb xmm3, kShuffleAlpha // alpha
+
+void ARGBBlendRow_SSSE3(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "pcmpeqb %%xmm7,%%xmm7 \n"
+ "psrlw $0xf,%%xmm7 \n"
+ "pcmpeqb %%xmm6,%%xmm6 \n"
+ "psrlw $0x8,%%xmm6 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psllw $0x8,%%xmm5 \n"
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "pslld $0x18,%%xmm4 \n"
+ "sub $0x1,%3 \n"
+ "je 91f \n"
+ "jl 99f \n"
+
+ // 1 pixel loop until destination pointer is aligned.
+ "10: \n"
+ "test $0xf,%2 \n"
+ "je 19f \n"
+ "movd " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movd " MEMACCESS(1) ",%%xmm2 \n"
+ "pshufb %4,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movd " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x4,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x1,%3 \n"
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x4,2) ",%2 \n"
+ "jge 10b \n"
+
+ "19: \n"
+ "add $1-4,%3 \n"
+ "jl 49f \n"
+ "test $0xf,%0 \n"
+ "jne 41f \n"
+ "test $0xf,%1 \n"
+ "jne 41f \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "40: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movdqa " MEMACCESS(1) ",%%xmm2 \n"
+ "pshufb %4,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movdqa " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jge 40b \n"
+ "jmp 49f \n"
+
+ // 4 pixel unaligned loop.
+ LABELALIGN
+ "41: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm2 \n"
+ "pshufb %4,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jge 41b \n"
+
+ "49: \n"
+ "add $0x3,%3 \n"
+ "jl 99f \n"
+
+ // 1 pixel loop.
+ "91: \n"
+ "movd " MEMACCESS(0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ "movdqa %%xmm3,%%xmm0 \n"
+ "pxor %%xmm4,%%xmm3 \n"
+ "movd " MEMACCESS(1) ",%%xmm2 \n"
+ "pshufb %4,%%xmm3 \n"
+ "pand %%xmm6,%%xmm2 \n"
+ "paddw %%xmm7,%%xmm3 \n"
+ "pmullw %%xmm3,%%xmm2 \n"
+ "movd " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x4,1) ",%1 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "por %%xmm4,%%xmm0 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "psrlw $0x8,%%xmm2 \n"
+ "paddusb %%xmm2,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x1,%3 \n"
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x4,2) ",%2 \n"
+ "jge 91b \n"
+ "99: \n"
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ : "m"(kShuffleAlpha) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBBLENDROW_SSSE3
+
+#ifdef HAS_ARGBATTENUATEROW_SSE2
+// Attenuate 4 pixels at a time.
+// aligned to 16 bytes
+void ARGBAttenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width) {+ asm volatile (
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "pslld $0x18,%%xmm4 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrld $0x8,%%xmm5 \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "pshufhw $0xff,%%xmm0,%%xmm2 \n"
+ "pshuflw $0xff,%%xmm2,%%xmm2 \n"
+ "pmulhuw %%xmm2,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm1 \n"
+ "punpckhbw %%xmm1,%%xmm1 \n"
+ "pshufhw $0xff,%%xmm1,%%xmm2 \n"
+ "pshuflw $0xff,%%xmm2,%%xmm2 \n"
+ "pmulhuw %%xmm2,%%xmm1 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm2 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "pand %%xmm4,%%xmm2 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "por %%xmm2,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBATTENUATEROW_SSE2
+
+#ifdef HAS_ARGBATTENUATEROW_SSSE3
+// Shuffle table duplicating alpha
+static uvec8 kShuffleAlpha0 = {+ 3u, 3u, 3u, 3u, 3u, 3u, 128u, 128u, 7u, 7u, 7u, 7u, 7u, 7u, 128u, 128u,
+};
+static uvec8 kShuffleAlpha1 = {+ 11u, 11u, 11u, 11u, 11u, 11u, 128u, 128u,
+ 15u, 15u, 15u, 15u, 15u, 15u, 128u, 128u,
+};
+// Attenuate 4 pixels at a time.
+// aligned to 16 bytes
+void ARGBAttenuateRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width) {+ asm volatile (
+ "pcmpeqb %%xmm3,%%xmm3 \n"
+ "pslld $0x18,%%xmm3 \n"
+ "movdqa %3,%%xmm4 \n"
+ "movdqa %4,%%xmm5 \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm1 \n"
+ "punpcklbw %%xmm1,%%xmm1 \n"
+ "pmulhuw %%xmm1,%%xmm0 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm1 \n"
+ "pshufb %%xmm5,%%xmm1 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm2 \n"
+ "punpckhbw %%xmm2,%%xmm2 \n"
+ "pmulhuw %%xmm2,%%xmm1 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm2 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "pand %%xmm3,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "por %%xmm2,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "m"(kShuffleAlpha0), // %3
+ "m"(kShuffleAlpha1) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBATTENUATEROW_SSSE3
+
+#ifdef HAS_ARGBUNATTENUATEROW_SSE2
+// Unattenuate 4 pixels at a time.
+// aligned to 16 bytes
+void ARGBUnattenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb,
+ int width) {+ uintptr_t alpha = 0;
+ asm volatile (
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movzb " MEMACCESS2(0x03,0) ",%3 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ MEMOPREG(movd,0x00,4,3,4,xmm2) // movd 0x0(%4,%3,4),%%xmm2
+ "movzb " MEMACCESS2(0x07,0) ",%3 \n"
+ MEMOPREG(movd,0x00,4,3,4,xmm3) // movd 0x0(%4,%3,4),%%xmm3
+ "pshuflw $0x40,%%xmm2,%%xmm2 \n"
+ "pshuflw $0x40,%%xmm3,%%xmm3 \n"
+ "movlhps %%xmm3,%%xmm2 \n"
+ "pmulhuw %%xmm2,%%xmm0 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm1 \n"
+ "movzb " MEMACCESS2(0x0b,0) ",%3 \n"
+ "punpckhbw %%xmm1,%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movd,0x00,4,3,4,xmm2) // movd 0x0(%4,%3,4),%%xmm2
+ "movzb " MEMACCESS2(0x0f,0) ",%3 \n"
+ MEMOPREG(movd,0x00,4,3,4,xmm3) // movd 0x0(%4,%3,4),%%xmm3
+ "pshuflw $0x40,%%xmm2,%%xmm2 \n"
+ "pshuflw $0x40,%%xmm3,%%xmm3 \n"
+ "movlhps %%xmm3,%%xmm2 \n"
+ "pmulhuw %%xmm2,%%xmm1 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width), // %2
+ "+r"(alpha) // %3
+ : "r"(fixed_invtbl8) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBUNATTENUATEROW_SSE2
+
+#ifdef HAS_ARGBGRAYROW_SSSE3
+// Convert 8 ARGB pixels (64 bytes) to 8 Gray ARGB pixels
+void ARGBGrayRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width) {+ asm volatile (
+ "movdqa %3,%%xmm4 \n"
+ "movdqa %4,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm0 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "phaddw %%xmm1,%%xmm0 \n"
+ "paddw %%xmm5,%%xmm0 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm3 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrld $0x18,%%xmm2 \n"
+ "psrld $0x18,%%xmm3 \n"
+ "packuswb %%xmm3,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm3 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "punpcklbw %%xmm2,%%xmm3 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm3,%%xmm0 \n"
+ "punpckhwd %%xmm3,%%xmm1 \n"
+ "sub $0x8,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "m"(kARGBToYJ), // %3
+ "m"(kAddYJ64) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBGRAYROW_SSSE3
+
+#ifdef HAS_ARGBSEPIAROW_SSSE3
+// b = (r * 35 + g * 68 + b * 17) >> 7
+// g = (r * 45 + g * 88 + b * 22) >> 7
+// r = (r * 50 + g * 98 + b * 24) >> 7
+// Constant for ARGB color to sepia tone
+static vec8 kARGBToSepiaB = {+ 17, 68, 35, 0, 17, 68, 35, 0, 17, 68, 35, 0, 17, 68, 35, 0
+};
+
+static vec8 kARGBToSepiaG = {+ 22, 88, 45, 0, 22, 88, 45, 0, 22, 88, 45, 0, 22, 88, 45, 0
+};
+
+static vec8 kARGBToSepiaR = {+ 24, 98, 50, 0, 24, 98, 50, 0, 24, 98, 50, 0, 24, 98, 50, 0
+};
+
+// Convert 8 ARGB pixels (32 bytes) to 8 Sepia ARGB pixels.
+void ARGBSepiaRow_SSSE3(uint8* dst_argb, int width) {+ asm volatile (
+ "movdqa %2,%%xmm2 \n"
+ "movdqa %3,%%xmm3 \n"
+ "movdqa %4,%%xmm4 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm6 \n"
+ "pmaddubsw %%xmm2,%%xmm0 \n"
+ "pmaddubsw %%xmm2,%%xmm6 \n"
+ "phaddw %%xmm6,%%xmm0 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm5 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm5 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "phaddw %%xmm1,%%xmm5 \n"
+ "psrlw $0x7,%%xmm5 \n"
+ "packuswb %%xmm5,%%xmm5 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm5 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm5 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "phaddw %%xmm1,%%xmm5 \n"
+ "psrlw $0x7,%%xmm5 \n"
+ "packuswb %%xmm5,%%xmm5 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm6 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "psrld $0x18,%%xmm6 \n"
+ "psrld $0x18,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "punpcklbw %%xmm6,%%xmm5 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklwd %%xmm5,%%xmm0 \n"
+ "punpckhwd %%xmm5,%%xmm1 \n"
+ "sub $0x8,%1 \n"
+ "movdqa %%xmm0," MEMACCESS(0) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,0) " \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "jg 1b \n"
+ : "+r"(dst_argb), // %0
+ "+r"(width) // %1
+ : "m"(kARGBToSepiaB), // %2
+ "m"(kARGBToSepiaG), // %3
+ "m"(kARGBToSepiaR) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+#endif // HAS_ARGBSEPIAROW_SSSE3
+
+#ifdef HAS_ARGBCOLORMATRIXROW_SSSE3
+// Tranform 8 ARGB pixels (32 bytes) with color matrix.
+// Same as Sepia except matrix is provided.
+void ARGBColorMatrixRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width) {+ asm volatile (
+ "movdqu " MEMACCESS(3) ",%%xmm5 \n"
+ "pshufd $0x00,%%xmm5,%%xmm2 \n"
+ "pshufd $0x55,%%xmm5,%%xmm3 \n"
+ "pshufd $0xaa,%%xmm5,%%xmm4 \n"
+ "pshufd $0xff,%%xmm5,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm7 \n"
+ "pmaddubsw %%xmm2,%%xmm0 \n"
+ "pmaddubsw %%xmm2,%%xmm7 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm6 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "pmaddubsw %%xmm3,%%xmm6 \n"
+ "pmaddubsw %%xmm3,%%xmm1 \n"
+ "phaddsw %%xmm7,%%xmm0 \n"
+ "phaddsw %%xmm1,%%xmm6 \n"
+ "psraw $0x6,%%xmm0 \n"
+ "psraw $0x6,%%xmm6 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "punpcklbw %%xmm6,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm7 \n"
+ "pmaddubsw %%xmm4,%%xmm1 \n"
+ "pmaddubsw %%xmm4,%%xmm7 \n"
+ "phaddsw %%xmm7,%%xmm1 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm6 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm7 \n"
+ "pmaddubsw %%xmm5,%%xmm6 \n"
+ "pmaddubsw %%xmm5,%%xmm7 \n"
+ "phaddsw %%xmm7,%%xmm6 \n"
+ "psraw $0x6,%%xmm1 \n"
+ "psraw $0x6,%%xmm6 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "punpcklbw %%xmm6,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm6 \n"
+ "punpcklwd %%xmm1,%%xmm0 \n"
+ "punpckhwd %%xmm1,%%xmm6 \n"
+ "sub $0x8,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm6," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(matrix_argb) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBCOLORMATRIXROW_SSSE3
+
+#ifdef HAS_ARGBQUANTIZEROW_SSE2
+// Quantize 4 ARGB pixels (16 bytes).
+// aligned to 16 bytes
+void ARGBQuantizeRow_SSE2(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width) {+ asm volatile (
+ "movd %2,%%xmm2 \n"
+ "movd %3,%%xmm3 \n"
+ "movd %4,%%xmm4 \n"
+ "pshuflw $0x40,%%xmm2,%%xmm2 \n"
+ "pshufd $0x44,%%xmm2,%%xmm2 \n"
+ "pshuflw $0x40,%%xmm3,%%xmm3 \n"
+ "pshufd $0x44,%%xmm3,%%xmm3 \n"
+ "pshuflw $0x40,%%xmm4,%%xmm4 \n"
+ "pshufd $0x44,%%xmm4,%%xmm4 \n"
+ "pxor %%xmm5,%%xmm5 \n"
+ "pcmpeqb %%xmm6,%%xmm6 \n"
+ "pslld $0x18,%%xmm6 \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "pmulhuw %%xmm2,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm1 \n"
+ "punpckhbw %%xmm5,%%xmm1 \n"
+ "pmulhuw %%xmm2,%%xmm1 \n"
+ "pmullw %%xmm3,%%xmm0 \n"
+ "movdqa " MEMACCESS(0) ",%%xmm7 \n"
+ "pmullw %%xmm3,%%xmm1 \n"
+ "pand %%xmm6,%%xmm7 \n"
+ "paddw %%xmm4,%%xmm0 \n"
+ "paddw %%xmm4,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "por %%xmm7,%%xmm0 \n"
+ "sub $0x4,%1 \n"
+ "movdqa %%xmm0," MEMACCESS(0) " \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "jg 1b \n"
+ : "+r"(dst_argb), // %0
+ "+r"(width) // %1
+ : "r"(scale), // %2
+ "r"(interval_size), // %3
+ "r"(interval_offset) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBQUANTIZEROW_SSE2
+
+#ifdef HAS_ARGBSHADEROW_SSE2
+// Shade 4 pixels at a time by specified value.
+// Aligned to 16 bytes.
+void ARGBShadeRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value) {+ asm volatile (
+ "movd %3,%%xmm2 \n"
+ "punpcklbw %%xmm2,%%xmm2 \n"
+ "punpcklqdq %%xmm2,%%xmm2 \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "punpckhbw %%xmm1,%%xmm1 \n"
+ "pmulhuw %%xmm2,%%xmm0 \n"
+ "pmulhuw %%xmm2,%%xmm1 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(value) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2"
+#endif
+ );
+}
+#endif // HAS_ARGBSHADEROW_SSE2
+
+#ifdef HAS_ARGBMULTIPLYROW_SSE2
+// Multiply 2 rows of ARGB pixels together, 4 pixels at a time.
+void ARGBMultiplyRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "pxor %%xmm5,%%xmm5 \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm2 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "movdqu %%xmm0,%%xmm1 \n"
+ "movdqu %%xmm2,%%xmm3 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "punpckhbw %%xmm1,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "punpckhbw %%xmm5,%%xmm3 \n"
+ "pmulhuw %%xmm2,%%xmm0 \n"
+ "pmulhuw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBMULTIPLYROW_SSE2
+
+#ifdef HAS_ARGBADDROW_SSE2
+// Add 2 rows of ARGB pixels together, 4 pixels at a time.
+void ARGBAddRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+#endif // HAS_ARGBADDROW_SSE2
+
+#ifdef HAS_ARGBSUBTRACTROW_SSE2
+// Subtract 2 rows of ARGB pixels, 4 pixels at a time.
+void ARGBSubtractRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ asm volatile (
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqu " MEMACCESS(1) ",%%xmm1 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "psubusb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_argb0), // %0
+ "+r"(src_argb1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+#endif // HAS_ARGBSUBTRACTROW_SSE2
+
+#ifdef HAS_SOBELXROW_SSE2
+// SobelX as a matrix is
+// -1 0 1
+// -2 0 2
+// -1 0 1
+void SobelXRow_SSE2(const uint8* src_y0, const uint8* src_y1,
+ const uint8* src_y2, uint8* dst_sobelx, int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ "sub %0,%2 \n"
+ "sub %0,%3 \n"
+ "pxor %%xmm5,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ "movq " MEMACCESS2(0x2,0) ",%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm1 \n"
+ "psubw %%xmm1,%%xmm0 \n"
+ BUNDLEALIGN
+ MEMOPREG(movq,0x00,0,1,1,xmm1) // movq (%0,%1,1),%%xmm1
+ MEMOPREG(movq,0x02,0,1,1,xmm2) // movq 0x2(%0,%1,1),%%xmm2
+ "punpcklbw %%xmm5,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "psubw %%xmm2,%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movq,0x00,0,2,1,xmm2) // movq (%0,%2,1),%%xmm2
+ MEMOPREG(movq,0x02,0,2,1,xmm3) // movq 0x2(%0,%2,1),%%xmm3
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "punpcklbw %%xmm5,%%xmm3 \n"
+ "psubw %%xmm3,%%xmm2 \n"
+ "paddw %%xmm2,%%xmm0 \n"
+ "paddw %%xmm1,%%xmm0 \n"
+ "paddw %%xmm1,%%xmm0 \n"
+ "pxor %%xmm1,%%xmm1 \n"
+ "psubw %%xmm0,%%xmm1 \n"
+ "pmaxsw %%xmm1,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "sub $0x8,%4 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm0,0x00,0,3,1) // movq %%xmm0,(%0,%3,1)
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "jg 1b \n"
+ : "+r"(src_y0), // %0
+ "+r"(src_y1), // %1
+ "+r"(src_y2), // %2
+ "+r"(dst_sobelx), // %3
+ "+r"(width) // %4
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+#endif // HAS_SOBELXROW_SSE2
+
+#ifdef HAS_SOBELYROW_SSE2
+// SobelY as a matrix is
+// -1 -2 -1
+// 0 0 0
+// 1 2 1
+void SobelYRow_SSE2(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ "sub %0,%2 \n"
+ "pxor %%xmm5,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movq,0x00,0,1,1,xmm1) // movq (%0,%1,1),%%xmm1
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm1 \n"
+ "psubw %%xmm1,%%xmm0 \n"
+ BUNDLEALIGN
+ "movq " MEMACCESS2(0x1,0) ",%%xmm1 \n"
+ MEMOPREG(movq,0x01,0,1,1,xmm2) // movq 0x1(%0,%1,1),%%xmm2
+ "punpcklbw %%xmm5,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "psubw %%xmm2,%%xmm1 \n"
+ BUNDLEALIGN
+ "movq " MEMACCESS2(0x2,0) ",%%xmm2 \n"
+ MEMOPREG(movq,0x02,0,1,1,xmm3) // movq 0x2(%0,%1,1),%%xmm3
+ "punpcklbw %%xmm5,%%xmm2 \n"
+ "punpcklbw %%xmm5,%%xmm3 \n"
+ "psubw %%xmm3,%%xmm2 \n"
+ "paddw %%xmm2,%%xmm0 \n"
+ "paddw %%xmm1,%%xmm0 \n"
+ "paddw %%xmm1,%%xmm0 \n"
+ "pxor %%xmm1,%%xmm1 \n"
+ "psubw %%xmm0,%%xmm1 \n"
+ "pmaxsw %%xmm1,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "sub $0x8,%3 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movq,xmm0,0x00,0,2,1) // movq %%xmm0,(%0,%2,1)
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "jg 1b \n"
+ : "+r"(src_y0), // %0
+ "+r"(src_y1), // %1
+ "+r"(dst_sobely), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+#endif // HAS_SOBELYROW_SSE2
+
+#ifdef HAS_SOBELROW_SSE2
+// Adds Sobel X and Sobel Y and stores Sobel into ARGB.
+// A = 255
+// R = Sobel
+// G = Sobel
+// B = Sobel
+void SobelRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pslld $0x18,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,0,1,1,xmm1) // movdqa (%0,%1,1),%%xmm1
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "punpcklbw %%xmm0,%%xmm2 \n"
+ "punpckhbw %%xmm0,%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "punpcklwd %%xmm2,%%xmm1 \n"
+ "punpckhwd %%xmm2,%%xmm2 \n"
+ "por %%xmm5,%%xmm1 \n"
+ "por %%xmm5,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm3 \n"
+ "punpcklwd %%xmm0,%%xmm3 \n"
+ "punpckhwd %%xmm0,%%xmm0 \n"
+ "por %%xmm5,%%xmm3 \n"
+ "por %%xmm5,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movdqa %%xmm1," MEMACCESS(2) " \n"
+ "movdqa %%xmm2," MEMACCESS2(0x10,2) " \n"
+ "movdqa %%xmm3," MEMACCESS2(0x20,2) " \n"
+ "movdqa %%xmm0," MEMACCESS2(0x30,2) " \n"
+ "lea " MEMLEA(0x40,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_sobelx), // %0
+ "+r"(src_sobely), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+#endif // HAS_SOBELROW_SSE2
+
+#ifdef HAS_SOBELTOPLANEROW_SSE2
+// Adds Sobel X and Sobel Y and stores Sobel into a plane.
+void SobelToPlaneRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "pslld $0x18,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,0,1,1,xmm1) // movdqa (%0,%1,1),%%xmm1
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_sobelx), // %0
+ "+r"(src_sobely), // %1
+ "+r"(dst_y), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+#endif // HAS_SOBELTOPLANEROW_SSE2
+
+#ifdef HAS_SOBELXYROW_SSE2
+// Mixes Sobel X, Sobel Y and Sobel into ARGB.
+// A = 255
+// R = Sobel X
+// G = Sobel
+// B = Sobel Y
+void SobelXYRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ asm volatile (
+ "sub %0,%1 \n"
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+
+ // 8 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,0,1,1,xmm1) // movdqa (%0,%1,1),%%xmm1
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "paddusb %%xmm1,%%xmm2 \n"
+ "movdqa %%xmm0,%%xmm3 \n"
+ "punpcklbw %%xmm5,%%xmm3 \n"
+ "punpckhbw %%xmm5,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm4 \n"
+ "punpcklbw %%xmm2,%%xmm4 \n"
+ "punpckhbw %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm4,%%xmm6 \n"
+ "punpcklwd %%xmm3,%%xmm6 \n"
+ "punpckhwd %%xmm3,%%xmm4 \n"
+ "movdqa %%xmm1,%%xmm7 \n"
+ "punpcklwd %%xmm0,%%xmm7 \n"
+ "punpckhwd %%xmm0,%%xmm1 \n"
+ "sub $0x10,%3 \n"
+ "movdqa %%xmm6," MEMACCESS(2) " \n"
+ "movdqa %%xmm4," MEMACCESS2(0x10,2) " \n"
+ "movdqa %%xmm7," MEMACCESS2(0x20,2) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x30,2) " \n"
+ "lea " MEMLEA(0x40,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_sobelx), // %0
+ "+r"(src_sobely), // %1
+ "+r"(dst_argb), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_SOBELXYROW_SSE2
+
+#ifdef HAS_COMPUTECUMULATIVESUMROW_SSE2
+// Creates a table of cumulative sums where each value is a sum of all values
+// above and to the left of the value, inclusive of the value.
+void ComputeCumulativeSumRow_SSE2(const uint8* row, int32* cumsum,
+ const int32* previous_cumsum, int width) {+ asm volatile (
+ "pxor %%xmm0,%%xmm0 \n"
+ "pxor %%xmm1,%%xmm1 \n"
+ "sub $0x4,%3 \n"
+ "jl 49f \n"
+ "test $0xf,%1 \n"
+ "jne 49f \n"
+
+ // 4 pixel loop \n"
+ LABELALIGN
+ "40: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm2 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm2,%%xmm4 \n"
+ "punpcklbw %%xmm1,%%xmm2 \n"
+ "movdqa %%xmm2,%%xmm3 \n"
+ "punpcklwd %%xmm1,%%xmm2 \n"
+ "punpckhwd %%xmm1,%%xmm3 \n"
+ "punpckhbw %%xmm1,%%xmm4 \n"
+ "movdqa %%xmm4,%%xmm5 \n"
+ "punpcklwd %%xmm1,%%xmm4 \n"
+ "punpckhwd %%xmm1,%%xmm5 \n"
+ "paddd %%xmm2,%%xmm0 \n"
+ "movdqa " MEMACCESS(2) ",%%xmm2 \n"
+ "paddd %%xmm0,%%xmm2 \n"
+ "paddd %%xmm3,%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,2) ",%%xmm3 \n"
+ "paddd %%xmm0,%%xmm3 \n"
+ "paddd %%xmm4,%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x20,2) ",%%xmm4 \n"
+ "paddd %%xmm0,%%xmm4 \n"
+ "paddd %%xmm5,%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x30,2) ",%%xmm5 \n"
+ "lea " MEMLEA(0x40,2) ",%2 \n"
+ "paddd %%xmm0,%%xmm5 \n"
+ "movdqa %%xmm2," MEMACCESS(1) " \n"
+ "movdqa %%xmm3," MEMACCESS2(0x10,1) " \n"
+ "movdqa %%xmm4," MEMACCESS2(0x20,1) " \n"
+ "movdqa %%xmm5," MEMACCESS2(0x30,1) " \n"
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "sub $0x4,%3 \n"
+ "jge 40b \n"
+
+ "49: \n"
+ "add $0x3,%3 \n"
+ "jl 19f \n"
+
+ // 1 pixel loop \n"
+ LABELALIGN
+ "10: \n"
+ "movd " MEMACCESS(0) ",%%xmm2 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ "punpcklbw %%xmm1,%%xmm2 \n"
+ "punpcklwd %%xmm1,%%xmm2 \n"
+ "paddd %%xmm2,%%xmm0 \n"
+ "movdqu " MEMACCESS(2) ",%%xmm2 \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "paddd %%xmm0,%%xmm2 \n"
+ "movdqu %%xmm2," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x1,%3 \n"
+ "jge 10b \n"
+
+ "19: \n"
+ : "+r"(row), // %0
+ "+r"(cumsum), // %1
+ "+r"(previous_cumsum), // %2
+ "+r"(width) // %3
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_COMPUTECUMULATIVESUMROW_SSE2
+
+#ifdef HAS_CUMULATIVESUMTOAVERAGEROW_SSE2
+void CumulativeSumToAverageRow_SSE2(const int32* topleft, const int32* botleft,
+ int width, int area, uint8* dst,
+ int count) {+ asm volatile (
+ "movd %5,%%xmm5 \n"
+ "cvtdq2ps %%xmm5,%%xmm5 \n"
+ "rcpss %%xmm5,%%xmm4 \n"
+ "pshufd $0x0,%%xmm4,%%xmm4 \n"
+ "sub $0x4,%3 \n"
+ "jl 49f \n"
+ "cmpl $0x80,%5 \n"
+ "ja 40f \n"
+
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ "pcmpeqb %%xmm6,%%xmm6 \n"
+ "psrld $0x10,%%xmm6 \n"
+ "cvtdq2ps %%xmm6,%%xmm6 \n"
+ "addps %%xmm6,%%xmm5 \n"
+ "mulps %%xmm4,%%xmm5 \n"
+ "cvtps2dq %%xmm5,%%xmm5 \n"
+ "packssdw %%xmm5,%%xmm5 \n"
+
+ // 4 pixel small loop \n"
+ LABELALIGN
+ "4: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ BUNDLEALIGN
+ MEMOPREG(psubd,0x00,0,4,4,xmm0) // psubd 0x00(%0,%4,4),%%xmm0
+ MEMOPREG(psubd,0x10,0,4,4,xmm1) // psubd 0x10(%0,%4,4),%%xmm1
+ MEMOPREG(psubd,0x20,0,4,4,xmm2) // psubd 0x20(%0,%4,4),%%xmm2
+ MEMOPREG(psubd,0x30,0,4,4,xmm3) // psubd 0x30(%0,%4,4),%%xmm3
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "psubd " MEMACCESS(1) ",%%xmm0 \n"
+ "psubd " MEMACCESS2(0x10,1) ",%%xmm1 \n"
+ "psubd " MEMACCESS2(0x20,1) ",%%xmm2 \n"
+ "psubd " MEMACCESS2(0x30,1) ",%%xmm3 \n"
+ BUNDLEALIGN
+ MEMOPREG(paddd,0x00,1,4,4,xmm0) // paddd 0x00(%1,%4,4),%%xmm0
+ MEMOPREG(paddd,0x10,1,4,4,xmm1) // paddd 0x10(%1,%4,4),%%xmm1
+ MEMOPREG(paddd,0x20,1,4,4,xmm2) // paddd 0x20(%1,%4,4),%%xmm2
+ MEMOPREG(paddd,0x30,1,4,4,xmm3) // paddd 0x30(%1,%4,4),%%xmm3
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "packssdw %%xmm1,%%xmm0 \n"
+ "packssdw %%xmm3,%%xmm2 \n"
+ "pmulhuw %%xmm5,%%xmm0 \n"
+ "pmulhuw %%xmm5,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "sub $0x4,%3 \n"
+ "jge 4b \n"
+ "jmp 49f \n"
+
+ // 4 pixel loop \n"
+ LABELALIGN
+ "40: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "movdqa " MEMACCESS2(0x20,0) ",%%xmm2 \n"
+ "movdqa " MEMACCESS2(0x30,0) ",%%xmm3 \n"
+ BUNDLEALIGN
+ MEMOPREG(psubd,0x00,0,4,4,xmm0) // psubd 0x00(%0,%4,4),%%xmm0
+ MEMOPREG(psubd,0x10,0,4,4,xmm1) // psubd 0x10(%0,%4,4),%%xmm1
+ MEMOPREG(psubd,0x20,0,4,4,xmm2) // psubd 0x20(%0,%4,4),%%xmm2
+ MEMOPREG(psubd,0x30,0,4,4,xmm3) // psubd 0x30(%0,%4,4),%%xmm3
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "psubd " MEMACCESS(1) ",%%xmm0 \n"
+ "psubd " MEMACCESS2(0x10,1) ",%%xmm1 \n"
+ "psubd " MEMACCESS2(0x20,1) ",%%xmm2 \n"
+ "psubd " MEMACCESS2(0x30,1) ",%%xmm3 \n"
+ BUNDLEALIGN
+ MEMOPREG(paddd,0x00,1,4,4,xmm0) // paddd 0x00(%1,%4,4),%%xmm0
+ MEMOPREG(paddd,0x10,1,4,4,xmm1) // paddd 0x10(%1,%4,4),%%xmm1
+ MEMOPREG(paddd,0x20,1,4,4,xmm2) // paddd 0x20(%1,%4,4),%%xmm2
+ MEMOPREG(paddd,0x30,1,4,4,xmm3) // paddd 0x30(%1,%4,4),%%xmm3
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "cvtdq2ps %%xmm0,%%xmm0 \n"
+ "cvtdq2ps %%xmm1,%%xmm1 \n"
+ "mulps %%xmm4,%%xmm0 \n"
+ "mulps %%xmm4,%%xmm1 \n"
+ "cvtdq2ps %%xmm2,%%xmm2 \n"
+ "cvtdq2ps %%xmm3,%%xmm3 \n"
+ "mulps %%xmm4,%%xmm2 \n"
+ "mulps %%xmm4,%%xmm3 \n"
+ "cvtps2dq %%xmm0,%%xmm0 \n"
+ "cvtps2dq %%xmm1,%%xmm1 \n"
+ "cvtps2dq %%xmm2,%%xmm2 \n"
+ "cvtps2dq %%xmm3,%%xmm3 \n"
+ "packssdw %%xmm1,%%xmm0 \n"
+ "packssdw %%xmm3,%%xmm2 \n"
+ "packuswb %%xmm2,%%xmm0 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "sub $0x4,%3 \n"
+ "jge 40b \n"
+
+ "49: \n"
+ "add $0x3,%3 \n"
+ "jl 19f \n"
+
+ // 1 pixel loop \n"
+ LABELALIGN
+ "10: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(psubd,0x00,0,4,4,xmm0) // psubd 0x00(%0,%4,4),%%xmm0
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "psubd " MEMACCESS(1) ",%%xmm0 \n"
+ BUNDLEALIGN
+ MEMOPREG(paddd,0x00,1,4,4,xmm0) // paddd 0x00(%1,%4,4),%%xmm0
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "cvtdq2ps %%xmm0,%%xmm0 \n"
+ "mulps %%xmm4,%%xmm0 \n"
+ "cvtps2dq %%xmm0,%%xmm0 \n"
+ "packssdw %%xmm0,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x4,2) ",%2 \n"
+ "sub $0x1,%3 \n"
+ "jge 10b \n"
+ "19: \n"
+ : "+r"(topleft), // %0
+ "+r"(botleft), // %1
+ "+r"(dst), // %2
+ "+rm"(count) // %3
+ : "r"((intptr_t)(width)), // %4
+ "rm"(area) // %5
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+#endif // HAS_CUMULATIVESUMTOAVERAGEROW_SSE2
+
+#ifdef HAS_ARGBAFFINEROW_SSE2
+// Copy ARGB pixels from source image with slope to a row of destination.
+LIBYUV_API
+void ARGBAffineRow_SSE2(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* src_dudv, int width) {+ intptr_t src_argb_stride_temp = src_argb_stride;
+ intptr_t temp = 0;
+ asm volatile (
+ "movq " MEMACCESS(3) ",%%xmm2 \n"
+ "movq " MEMACCESS2(0x08,3) ",%%xmm7 \n"
+ "shl $0x10,%1 \n"
+ "add $0x4,%1 \n"
+ "movd %1,%%xmm5 \n"
+ "sub $0x4,%4 \n"
+ "jl 49f \n"
+
+ "pshufd $0x44,%%xmm7,%%xmm7 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ "movdqa %%xmm2,%%xmm0 \n"
+ "addps %%xmm7,%%xmm0 \n"
+ "movlhps %%xmm0,%%xmm2 \n"
+ "movdqa %%xmm7,%%xmm4 \n"
+ "addps %%xmm4,%%xmm4 \n"
+ "movdqa %%xmm2,%%xmm3 \n"
+ "addps %%xmm4,%%xmm3 \n"
+ "addps %%xmm4,%%xmm4 \n"
+
+ // 4 pixel loop \n"
+ LABELALIGN
+ "40: \n"
+ "cvttps2dq %%xmm2,%%xmm0 \n" // x, y float to int first 2
+ "cvttps2dq %%xmm3,%%xmm1 \n" // x, y float to int next 2
+ "packssdw %%xmm1,%%xmm0 \n" // x, y as 8 shorts
+ "pmaddwd %%xmm5,%%xmm0 \n" // off = x * 4 + y * stride
+ "movd %%xmm0,%k1 \n"
+ "pshufd $0x39,%%xmm0,%%xmm0 \n"
+ "movd %%xmm0,%k5 \n"
+ "pshufd $0x39,%%xmm0,%%xmm0 \n"
+ BUNDLEALIGN
+ MEMOPREG(movd,0x00,0,1,1,xmm1) // movd (%0,%1,1),%%xmm1
+ MEMOPREG(movd,0x00,0,5,1,xmm6) // movd (%0,%5,1),%%xmm6
+ "punpckldq %%xmm6,%%xmm1 \n"
+ "addps %%xmm4,%%xmm2 \n"
+ "movq %%xmm1," MEMACCESS(2) " \n"
+ "movd %%xmm0,%k1 \n"
+ "pshufd $0x39,%%xmm0,%%xmm0 \n"
+ "movd %%xmm0,%k5 \n"
+ BUNDLEALIGN
+ MEMOPREG(movd,0x00,0,1,1,xmm0) // movd (%0,%1,1),%%xmm0
+ MEMOPREG(movd,0x00,0,5,1,xmm6) // movd (%0,%5,1),%%xmm6
+ "punpckldq %%xmm6,%%xmm0 \n"
+ "addps %%xmm4,%%xmm3 \n"
+ "sub $0x4,%4 \n"
+ "movq %%xmm0," MEMACCESS2(0x08,2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jge 40b \n"
+
+ "49: \n"
+ "add $0x3,%4 \n"
+ "jl 19f \n"
+
+ // 1 pixel loop \n"
+ LABELALIGN
+ "10: \n"
+ "cvttps2dq %%xmm2,%%xmm0 \n"
+ "packssdw %%xmm0,%%xmm0 \n"
+ "pmaddwd %%xmm5,%%xmm0 \n"
+ "addps %%xmm7,%%xmm2 \n"
+ "movd %%xmm0,%k1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movd,0x00,0,1,1,xmm0) // movd (%0,%1,1),%%xmm0
+ "sub $0x1,%4 \n"
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x04,2) ",%2 \n"
+ "jge 10b \n"
+ "19: \n"
+ : "+r"(src_argb), // %0
+ "+r"(src_argb_stride_temp), // %1
+ "+r"(dst_argb), // %2
+ "+r"(src_dudv), // %3
+ "+rm"(width), // %4
+ "+r"(temp) // %5
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBAFFINEROW_SSE2
+
+#ifdef HAS_INTERPOLATEROW_SSSE3
+// Bilinear filter 16x2 -> 16x1
+void InterpolateRow_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ asm volatile (
+ "sub %1,%0 \n"
+ "shr %3 \n"
+ "cmp $0x0,%3 \n"
+ "je 100f \n"
+ "cmp $0x20,%3 \n"
+ "je 75f \n"
+ "cmp $0x40,%3 \n"
+ "je 50f \n"
+ "cmp $0x60,%3 \n"
+ "je 25f \n"
+
+ "movd %3,%%xmm0 \n"
+ "neg %3 \n"
+ "add $0x80,%3 \n"
+ "movd %3,%%xmm5 \n"
+ "punpcklbw %%xmm0,%%xmm5 \n"
+ "punpcklwd %%xmm5,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+
+ // General purpose row blend.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm2)
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm2,%%xmm0 \n"
+ "punpckhbw %%xmm2,%%xmm1 \n"
+ "pmaddubsw %%xmm5,%%xmm0 \n"
+ "pmaddubsw %%xmm5,%%xmm1 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ "jmp 99f \n"
+
+ // Blend 25 / 75.
+ LABELALIGN
+ "25: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm1)
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 25b \n"
+ "jmp 99f \n"
+
+ // Blend 50 / 50.
+ LABELALIGN
+ "50: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm1)
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 50b \n"
+ "jmp 99f \n"
+
+ // Blend 75 / 25.
+ LABELALIGN
+ "75: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm1 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm0)
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 75b \n"
+ "jmp 99f \n"
+
+ // Blend 100 / 0 - Copy row unchanged.
+ LABELALIGN
+ "100: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 100b \n"
+
+ "99: \n"
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(source_y_fraction) // %3
+ : "r"((intptr_t)(src_stride)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm5"
+#endif
+ );
+}
+#endif // HAS_INTERPOLATEROW_SSSE3
+
+#ifdef HAS_INTERPOLATEROW_SSE2
+// Bilinear filter 16x2 -> 16x1
+void InterpolateRow_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ asm volatile (
+ "sub %1,%0 \n"
+ "shr %3 \n"
+ "cmp $0x0,%3 \n"
+ "je 100f \n"
+ "cmp $0x20,%3 \n"
+ "je 75f \n"
+ "cmp $0x40,%3 \n"
+ "je 50f \n"
+ "cmp $0x60,%3 \n"
+ "je 25f \n"
+
+ "movd %3,%%xmm0 \n"
+ "neg %3 \n"
+ "add $0x80,%3 \n"
+ "movd %3,%%xmm5 \n"
+ "punpcklbw %%xmm0,%%xmm5 \n"
+ "punpcklwd %%xmm5,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+
+ // General purpose row blend.
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm2) // movdqa (%1,%4,1),%%xmm2
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm2,%%xmm3 \n"
+ "punpcklbw %%xmm4,%%xmm2 \n"
+ "punpckhbw %%xmm4,%%xmm3 \n"
+ "punpcklbw %%xmm4,%%xmm0 \n"
+ "punpckhbw %%xmm4,%%xmm1 \n"
+ "psubw %%xmm0,%%xmm2 \n"
+ "psubw %%xmm1,%%xmm3 \n"
+ "paddw %%xmm2,%%xmm2 \n"
+ "paddw %%xmm3,%%xmm3 \n"
+ "pmulhw %%xmm5,%%xmm2 \n"
+ "pmulhw %%xmm5,%%xmm3 \n"
+ "paddw %%xmm2,%%xmm0 \n"
+ "paddw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1) // movdqa %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ "jmp 99f \n"
+
+ // Blend 25 / 75.
+ LABELALIGN
+ "25: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm1) // movdqa (%1,%4,1),%%xmm1
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1) // movdqa %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 25b \n"
+ "jmp 99f \n"
+
+ // Blend 50 / 50.
+ LABELALIGN
+ "50: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm1) // movdqa (%1,%4,1),%%xmm1
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1) // movdqa %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 50b \n"
+ "jmp 99f \n"
+
+ // Blend 75 / 25.
+ LABELALIGN
+ "75: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm1 \n"
+ MEMOPREG(movdqa,0x00,1,4,1,xmm0) // movdqa (%1,%4,1),%%xmm0
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1) // movdqa %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 75b \n"
+ "jmp 99f \n"
+
+ // Blend 100 / 0 - Copy row unchanged.
+ LABELALIGN
+ "100: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ MEMOPMEM(movdqa,xmm0,0x00,1,0,1) // movdqa %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 100b \n"
+
+ "99: \n"
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(source_y_fraction) // %3
+ : "r"((intptr_t)(src_stride)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_INTERPOLATEROW_SSE2
+
+#ifdef HAS_INTERPOLATEROW_SSSE3
+// Bilinear filter 16x2 -> 16x1
+void InterpolateRow_Unaligned_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ asm volatile (
+ "sub %1,%0 \n"
+ "shr %3 \n"
+ "cmp $0x0,%3 \n"
+ "je 100f \n"
+ "cmp $0x20,%3 \n"
+ "je 75f \n"
+ "cmp $0x40,%3 \n"
+ "je 50f \n"
+ "cmp $0x60,%3 \n"
+ "je 25f \n"
+
+ "movd %3,%%xmm0 \n"
+ "neg %3 \n"
+ "add $0x80,%3 \n"
+ "movd %3,%%xmm5 \n"
+ "punpcklbw %%xmm0,%%xmm5 \n"
+ "punpcklwd %%xmm5,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+
+ // General purpose row blend.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm2)
+ "movdqu %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm2,%%xmm0 \n"
+ "punpckhbw %%xmm2,%%xmm1 \n"
+ "pmaddubsw %%xmm5,%%xmm0 \n"
+ "pmaddubsw %%xmm5,%%xmm1 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "psrlw $0x7,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ "jmp 99f \n"
+
+ // Blend 25 / 75.
+ LABELALIGN
+ "25: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm1)
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 25b \n"
+ "jmp 99f \n"
+
+ // Blend 50 / 50.
+ LABELALIGN
+ "50: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm1)
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 50b \n"
+ "jmp 99f \n"
+
+ // Blend 75 / 25.
+ LABELALIGN
+ "75: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm1 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm0)
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 75b \n"
+ "jmp 99f \n"
+
+ // Blend 100 / 0 - Copy row unchanged.
+ LABELALIGN
+ "100: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 100b \n"
+
+ "99: \n"
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(source_y_fraction) // %3
+ : "r"((intptr_t)(src_stride)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm5"
+#endif
+ );
+}
+#endif // HAS_INTERPOLATEROW_SSSE3
+
+#ifdef HAS_INTERPOLATEROW_SSE2
+// Bilinear filter 16x2 -> 16x1
+void InterpolateRow_Unaligned_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ asm volatile (
+ "sub %1,%0 \n"
+ "shr %3 \n"
+ "cmp $0x0,%3 \n"
+ "je 100f \n"
+ "cmp $0x20,%3 \n"
+ "je 75f \n"
+ "cmp $0x40,%3 \n"
+ "je 50f \n"
+ "cmp $0x60,%3 \n"
+ "je 25f \n"
+
+ "movd %3,%%xmm0 \n"
+ "neg %3 \n"
+ "add $0x80,%3 \n"
+ "movd %3,%%xmm5 \n"
+ "punpcklbw %%xmm0,%%xmm5 \n"
+ "punpcklwd %%xmm5,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ "pxor %%xmm4,%%xmm4 \n"
+
+ // General purpose row blend.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm2) // movdqu (%1,%4,1),%%xmm2
+ "movdqu %%xmm0,%%xmm1 \n"
+ "movdqu %%xmm2,%%xmm3 \n"
+ "punpcklbw %%xmm4,%%xmm2 \n"
+ "punpckhbw %%xmm4,%%xmm3 \n"
+ "punpcklbw %%xmm4,%%xmm0 \n"
+ "punpckhbw %%xmm4,%%xmm1 \n"
+ "psubw %%xmm0,%%xmm2 \n"
+ "psubw %%xmm1,%%xmm3 \n"
+ "paddw %%xmm2,%%xmm2 \n"
+ "paddw %%xmm3,%%xmm3 \n"
+ "pmulhw %%xmm5,%%xmm2 \n"
+ "pmulhw %%xmm5,%%xmm3 \n"
+ "paddw %%xmm2,%%xmm0 \n"
+ "paddw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1) // movdqu %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ "jmp 99f \n"
+
+ // Blend 25 / 75.
+ LABELALIGN
+ "25: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm1) // movdqu (%1,%4,1),%%xmm1
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1) // movdqu %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 25b \n"
+ "jmp 99f \n"
+
+ // Blend 50 / 50.
+ LABELALIGN
+ "50: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm1) // movdqu (%1,%4,1),%%xmm1
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1) // movdqu %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 50b \n"
+ "jmp 99f \n"
+
+ // Blend 75 / 25.
+ LABELALIGN
+ "75: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm1 \n"
+ MEMOPREG(movdqu,0x00,1,4,1,xmm0) // movdqu (%1,%4,1),%%xmm0
+ "pavgb %%xmm1,%%xmm0 \n"
+ "pavgb %%xmm1,%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ BUNDLEALIGN
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1) // movdqu %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 75b \n"
+ "jmp 99f \n"
+
+ // Blend 100 / 0 - Copy row unchanged.
+ LABELALIGN
+ "100: \n"
+ "movdqu " MEMACCESS(1) ",%%xmm0 \n"
+ "sub $0x10,%2 \n"
+ MEMOPMEM(movdqu,xmm0,0x00,1,0,1) // movdqu %%xmm0,(%1,%0,1)
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 100b \n"
+
+ "99: \n"
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(source_y_fraction) // %3
+ : "r"((intptr_t)(src_stride)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_INTERPOLATEROW_SSE2
+
+#ifdef HAS_HALFROW_SSE2
+void HalfRow_SSE2(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix) {+ asm volatile (
+ "sub %0,%1 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(pavgb,0x00,0,3,1,xmm0) // pavgb (%0,%3),%%xmm0
+ "sub $0x10,%2 \n"
+ MEMOPMEM(movdqa,xmm0,0x00,0,1,1) // movdqa %%xmm0,(%0,%1)
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "jg 1b \n"
+ : "+r"(src_uv), // %0
+ "+r"(dst_uv), // %1
+ "+r"(pix) // %2
+ : "r"((intptr_t)(src_uv_stride)) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0"
+#endif
+ );
+}
+#endif // HAS_HALFROW_SSE2
+
+#ifdef HAS_ARGBTOBAYERROW_SSSE3
+void ARGBToBayerRow_SSSE3(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix) {+ asm volatile (
+ // NaCL caveat - assumes movd is from GPR
+ "movd %3,%%xmm5 \n"
+ "pshufd $0x0,%%xmm5,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pshufb %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm5,%%xmm1 \n"
+ "punpckldq %%xmm1,%%xmm0 \n"
+ "sub $0x8,%2 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_bayer), // %1
+ "+r"(pix) // %2
+ : "g"(selector) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBTOBAYERROW_SSSE3
+
+#ifdef HAS_ARGBTOBAYERGGROW_SSE2
+void ARGBToBayerGGRow_SSE2(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrld $0x18,%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrld $0x8,%%xmm0 \n"
+ "psrld $0x8,%%xmm1 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packssdw %%xmm1,%%xmm0 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x8,%2 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_bayer), // %1
+ "+r"(pix) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBTOBAYERGGROW_SSE2
+
+#ifdef HAS_ARGBSHUFFLEROW_SSSE3
+// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
+void ARGBShuffleRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ asm volatile (
+ "movdqa " MEMACCESS(3) ",%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pshufb %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm5,%%xmm1 \n"
+ "sub $0x8,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ : "r"(shuffler) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void ARGBShuffleRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ asm volatile (
+ "movdqa " MEMACCESS(3) ",%%xmm5 \n"
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pshufb %%xmm5,%%xmm0 \n"
+ "pshufb %%xmm5,%%xmm1 \n"
+ "sub $0x8,%2 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ : "r"(shuffler) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBSHUFFLEROW_SSSE3
+
+#ifdef HAS_ARGBSHUFFLEROW_AVX2
+// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
+void ARGBShuffleRow_AVX2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ asm volatile (
+ "vbroadcastf128 " MEMACCESS(3) ",%%ymm5 \n"
+ LABELALIGN
+ "1: \n"
+ "vmovdqu " MEMACCESS(0) ",%%ymm0 \n"
+ "vmovdqu " MEMACCESS2(0x20,0) ",%%ymm1 \n"
+ "lea " MEMLEA(0x40,0) ",%0 \n"
+ "vpshufb %%ymm5,%%ymm0,%%ymm0 \n"
+ "vpshufb %%ymm5,%%ymm1,%%ymm1 \n"
+ "sub $0x10,%2 \n"
+ "vmovdqu %%ymm0," MEMACCESS(1) " \n"
+ "vmovdqu %%ymm1," MEMACCESS2(0x20,1) " \n"
+ "lea " MEMLEA(0x40,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(pix) // %2
+ : "r"(shuffler) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBSHUFFLEROW_AVX2
+
+#ifdef HAS_ARGBSHUFFLEROW_SSE2
+// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
+void ARGBShuffleRow_SSE2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ uintptr_t pixel_temp = 0u;
+ asm volatile (
+ "pxor %%xmm5,%%xmm5 \n"
+ "mov " MEMACCESS(4) ",%k2 \n"
+ "cmp $0x3000102,%k2 \n"
+ "je 3012f \n"
+ "cmp $0x10203,%k2 \n"
+ "je 123f \n"
+ "cmp $0x30201,%k2 \n"
+ "je 321f \n"
+ "cmp $0x2010003,%k2 \n"
+ "je 2103f \n"
+
+ LABELALIGN
+ "1: \n"
+ "movzb " MEMACCESS(4) ",%2 \n"
+ MEMOPARG(movzb,0x00,0,2,1,2) " \n" // movzb (%0,%2,1),%2
+ "mov %b2," MEMACCESS(1) " \n"
+ "movzb " MEMACCESS2(0x1,4) ",%2 \n"
+ MEMOPARG(movzb,0x00,0,2,1,2) " \n" // movzb (%0,%2,1),%2
+ "mov %b2," MEMACCESS2(0x1,1) " \n"
+ BUNDLEALIGN
+ "movzb " MEMACCESS2(0x2,4) ",%2 \n"
+ MEMOPARG(movzb,0x00,0,2,1,2) " \n" // movzb (%0,%2,1),%2
+ "mov %b2," MEMACCESS2(0x2,1) " \n"
+ "movzb " MEMACCESS2(0x3,4) ",%2 \n"
+ MEMOPARG(movzb,0x00,0,2,1,2) " \n" // movzb (%0,%2,1),%2
+ "mov %b2," MEMACCESS2(0x3,1) " \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ "lea " MEMLEA(0x4,1) ",%1 \n"
+ "sub $0x1,%3 \n"
+ "jg 1b \n"
+ "jmp 99f \n"
+
+ LABELALIGN
+ "123: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpckhbw %%xmm5,%%xmm1 \n"
+ "pshufhw $0x1b,%%xmm0,%%xmm0 \n"
+ "pshuflw $0x1b,%%xmm0,%%xmm0 \n"
+ "pshufhw $0x1b,%%xmm1,%%xmm1 \n"
+ "pshuflw $0x1b,%%xmm1,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 123b \n"
+ "jmp 99f \n"
+
+ LABELALIGN
+ "321: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpckhbw %%xmm5,%%xmm1 \n"
+ "pshufhw $0x39,%%xmm0,%%xmm0 \n"
+ "pshuflw $0x39,%%xmm0,%%xmm0 \n"
+ "pshufhw $0x39,%%xmm1,%%xmm1 \n"
+ "pshuflw $0x39,%%xmm1,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 321b \n"
+ "jmp 99f \n"
+
+ LABELALIGN
+ "2103: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpckhbw %%xmm5,%%xmm1 \n"
+ "pshufhw $0x93,%%xmm0,%%xmm0 \n"
+ "pshuflw $0x93,%%xmm0,%%xmm0 \n"
+ "pshufhw $0x93,%%xmm1,%%xmm1 \n"
+ "pshuflw $0x93,%%xmm1,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 2103b \n"
+ "jmp 99f \n"
+
+ LABELALIGN
+ "3012: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpckhbw %%xmm5,%%xmm1 \n"
+ "pshufhw $0xc6,%%xmm0,%%xmm0 \n"
+ "pshuflw $0xc6,%%xmm0,%%xmm0 \n"
+ "pshufhw $0xc6,%%xmm1,%%xmm1 \n"
+ "pshuflw $0xc6,%%xmm1,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 3012b \n"
+
+ "99: \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+d"(pixel_temp), // %2
+ "+r"(pix) // %3
+ : "r"(shuffler) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBSHUFFLEROW_SSE2
+
+#ifdef HAS_I422TOYUY2ROW_SSE2
+void I422ToYUY2Row_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_frame, int width) {+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(1) ",%%xmm2 \n"
+ MEMOPREG(movq,0x00,1,2,1,xmm3) // movq (%1,%2,1),%%xmm3
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "punpcklbw %%xmm3,%%xmm2 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm2,%%xmm0 \n"
+ "punpckhbw %%xmm2,%%xmm1 \n"
+ "movdqu %%xmm0," MEMACCESS(3) " \n"
+ "movdqu %%xmm1," MEMACCESS2(0x10,3) " \n"
+ "lea " MEMLEA(0x20,3) ",%3 \n"
+ "sub $0x10,%4 \n"
+ "jg 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_frame), // %3
+ "+rm"(width) // %4
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3"
+#endif
+ );
+}
+#endif // HAS_I422TOYUY2ROW_SSE2
+
+#ifdef HAS_I422TOUYVYROW_SSE2
+void I422ToUYVYRow_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_frame, int width) {+ asm volatile (
+ "sub %1,%2 \n"
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(1) ",%%xmm2 \n"
+ MEMOPREG(movq,0x00,1,2,1,xmm3) // movq (%1,%2,1),%%xmm3
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "punpcklbw %%xmm3,%%xmm2 \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "punpcklbw %%xmm0,%%xmm1 \n"
+ "punpckhbw %%xmm0,%%xmm2 \n"
+ "movdqu %%xmm1," MEMACCESS(3) " \n"
+ "movdqu %%xmm2," MEMACCESS2(0x10,3) " \n"
+ "lea " MEMLEA(0x20,3) ",%3 \n"
+ "sub $0x10,%4 \n"
+ "jg 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_frame), // %3
+ "+rm"(width) // %4
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3"
+#endif
+ );
+}
+#endif // HAS_I422TOUYVYROW_SSE2
+
+#ifdef HAS_ARGBPOLYNOMIALROW_SSE2
+void ARGBPolynomialRow_SSE2(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width) {+ asm volatile (
+ "pxor %%xmm3,%%xmm3 \n"
+
+ // 2 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "punpcklbw %%xmm3,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm4 \n"
+ "punpcklwd %%xmm3,%%xmm0 \n"
+ "punpckhwd %%xmm3,%%xmm4 \n"
+ "cvtdq2ps %%xmm0,%%xmm0 \n"
+ "cvtdq2ps %%xmm4,%%xmm4 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "movdqa %%xmm4,%%xmm5 \n"
+ "mulps " MEMACCESS2(0x10,3) ",%%xmm0 \n"
+ "mulps " MEMACCESS2(0x10,3) ",%%xmm4 \n"
+ "addps " MEMACCESS(3) ",%%xmm0 \n"
+ "addps " MEMACCESS(3) ",%%xmm4 \n"
+ "movdqa %%xmm1,%%xmm2 \n"
+ "movdqa %%xmm5,%%xmm6 \n"
+ "mulps %%xmm1,%%xmm2 \n"
+ "mulps %%xmm5,%%xmm6 \n"
+ "mulps %%xmm2,%%xmm1 \n"
+ "mulps %%xmm6,%%xmm5 \n"
+ "mulps " MEMACCESS2(0x20,3) ",%%xmm2 \n"
+ "mulps " MEMACCESS2(0x20,3) ",%%xmm6 \n"
+ "mulps " MEMACCESS2(0x30,3) ",%%xmm1 \n"
+ "mulps " MEMACCESS2(0x30,3) ",%%xmm5 \n"
+ "addps %%xmm2,%%xmm0 \n"
+ "addps %%xmm6,%%xmm4 \n"
+ "addps %%xmm1,%%xmm0 \n"
+ "addps %%xmm5,%%xmm4 \n"
+ "cvttps2dq %%xmm0,%%xmm0 \n"
+ "cvttps2dq %%xmm4,%%xmm4 \n"
+ "packuswb %%xmm4,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "sub $0x2,%2 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(poly) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+#endif // HAS_ARGBPOLYNOMIALROW_SSE2
+
+#ifdef HAS_ARGBPOLYNOMIALROW_AVX2
+void ARGBPolynomialRow_AVX2(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width) {+ asm volatile (
+ "vbroadcastf128 " MEMACCESS(3) ",%%ymm4 \n"
+ "vbroadcastf128 " MEMACCESS2(0x10,3) ",%%ymm5 \n"
+ "vbroadcastf128 " MEMACCESS2(0x20,3) ",%%ymm6 \n"
+ "vbroadcastf128 " MEMACCESS2(0x30,3) ",%%ymm7 \n"
+
+ // 2 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "vpmovzxbd " MEMACCESS(0) ",%%ymm0 \n" // 2 ARGB pixels
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "vcvtdq2ps %%ymm0,%%ymm0 \n" // X 8 floats
+ "vmulps %%ymm0,%%ymm0,%%ymm2 \n" // X * X
+ "vmulps %%ymm7,%%ymm0,%%ymm3 \n" // C3 * X
+ "vfmadd132ps %%ymm5,%%ymm4,%%ymm0 \n" // result = C0 + C1 * X
+ "vfmadd231ps %%ymm6,%%ymm2,%%ymm0 \n" // result += C2 * X * X
+ "vfmadd231ps %%ymm3,%%ymm2,%%ymm0 \n" // result += C3 * X * X * X
+ "vcvttps2dq %%ymm0,%%ymm0 \n"
+ "vpackusdw %%ymm0,%%ymm0,%%ymm0 \n"
+ "vpermq $0xd8,%%ymm0,%%ymm0 \n"
+ "vpackuswb %%xmm0,%%xmm0,%%xmm0 \n"
+ "sub $0x2,%2 \n"
+ "vmovq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "jg 1b \n"
+ "vzeroupper \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(width) // %2
+ : "r"(poly) // %3
+ : "memory", "cc"
+#if defined(__SSE2__)
+// TODO(fbarchard): declare ymm usage when applicable.
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+#endif // HAS_ARGBPOLYNOMIALROW_AVX2
+
+#ifdef HAS_ARGBCOLORTABLEROW_X86
+// Tranform ARGB pixels with color table.
+void ARGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb,
+ int width) {+ uintptr_t pixel_temp = 0u;
+ asm volatile (
+ // 1 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movzb " MEMACCESS(0) ",%1 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ MEMOPARG(movzb,0x00,3,1,4,1) " \n" // movzb (%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x4,0) " \n"
+ "movzb " MEMACCESS2(-0x3,0) ",%1 \n"
+ MEMOPARG(movzb,0x01,3,1,4,1) " \n" // movzb 0x1(%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x3,0) " \n"
+ "movzb " MEMACCESS2(-0x2,0) ",%1 \n"
+ MEMOPARG(movzb,0x02,3,1,4,1) " \n" // movzb 0x2(%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x2,0) " \n"
+ "movzb " MEMACCESS2(-0x1,0) ",%1 \n"
+ MEMOPARG(movzb,0x03,3,1,4,1) " \n" // movzb 0x3(%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x1,0) " \n"
+ "dec %2 \n"
+ "jg 1b \n"
+ : "+r"(dst_argb), // %0
+ "+d"(pixel_temp), // %1
+ "+r"(width) // %2
+ : "r"(table_argb) // %3
+ : "memory", "cc");
+}
+#endif // HAS_ARGBCOLORTABLEROW_X86
+
+#ifdef HAS_RGBCOLORTABLEROW_X86
+// Tranform RGB pixels with color table.
+void RGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb, int width) {+ uintptr_t pixel_temp = 0u;
+ asm volatile (
+ // 1 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movzb " MEMACCESS(0) ",%1 \n"
+ "lea " MEMLEA(0x4,0) ",%0 \n"
+ MEMOPARG(movzb,0x00,3,1,4,1) " \n" // movzb (%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x4,0) " \n"
+ "movzb " MEMACCESS2(-0x3,0) ",%1 \n"
+ MEMOPARG(movzb,0x01,3,1,4,1) " \n" // movzb 0x1(%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x3,0) " \n"
+ "movzb " MEMACCESS2(-0x2,0) ",%1 \n"
+ MEMOPARG(movzb,0x02,3,1,4,1) " \n" // movzb 0x2(%3,%1,4),%1
+ "mov %b1," MEMACCESS2(-0x2,0) " \n"
+ "dec %2 \n"
+ "jg 1b \n"
+ : "+r"(dst_argb), // %0
+ "+d"(pixel_temp), // %1
+ "+r"(width) // %2
+ : "r"(table_argb) // %3
+ : "memory", "cc");
+}
+#endif // HAS_RGBCOLORTABLEROW_X86
+
+#ifdef HAS_ARGBLUMACOLORTABLEROW_SSSE3
+// Tranform RGB pixels with luma table.
+void ARGBLumaColorTableRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ int width,
+ const uint8* luma, uint32 lumacoeff) {+ uintptr_t pixel_temp = 0u;
+ uintptr_t table_temp = 0u;
+ asm volatile (
+ "movd %6,%%xmm3 \n"
+ "pshufd $0x0,%%xmm3,%%xmm3 \n"
+ "pcmpeqb %%xmm4,%%xmm4 \n"
+ "psllw $0x8,%%xmm4 \n"
+ "pxor %%xmm5,%%xmm5 \n"
+
+ // 4 pixel loop.
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(2) ",%%xmm0 \n"
+ "pmaddubsw %%xmm3,%%xmm0 \n"
+ "phaddw %%xmm0,%%xmm0 \n"
+ "pand %%xmm4,%%xmm0 \n"
+ "punpcklwd %%xmm5,%%xmm0 \n"
+ "movd %%xmm0,%k1 \n" // 32 bit offset
+ "add %5,%1 \n"
+ "pshufd $0x39,%%xmm0,%%xmm0 \n"
+
+ "movzb " MEMACCESS(2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS(3) " \n"
+ "movzb " MEMACCESS2(0x1,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x1,3) " \n"
+ "movzb " MEMACCESS2(0x2,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x2,3) " \n"
+ "movzb " MEMACCESS2(0x3,2) ",%0 \n"
+ "mov %b0," MEMACCESS2(0x3,3) " \n"
+
+ "movd %%xmm0,%k1 \n" // 32 bit offset
+ "add %5,%1 \n"
+ "pshufd $0x39,%%xmm0,%%xmm0 \n"
+
+ "movzb " MEMACCESS2(0x4,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x4,3) " \n"
+ BUNDLEALIGN
+ "movzb " MEMACCESS2(0x5,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x5,3) " \n"
+ "movzb " MEMACCESS2(0x6,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x6,3) " \n"
+ "movzb " MEMACCESS2(0x7,2) ",%0 \n"
+ "mov %b0," MEMACCESS2(0x7,3) " \n"
+
+ "movd %%xmm0,%k1 \n" // 32 bit offset
+ "add %5,%1 \n"
+ "pshufd $0x39,%%xmm0,%%xmm0 \n"
+
+ "movzb " MEMACCESS2(0x8,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x8,3) " \n"
+ "movzb " MEMACCESS2(0x9,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0x9,3) " \n"
+ "movzb " MEMACCESS2(0xa,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0xa,3) " \n"
+ "movzb " MEMACCESS2(0xb,2) ",%0 \n"
+ "mov %b0," MEMACCESS2(0xb,3) " \n"
+
+ "movd %%xmm0,%k1 \n" // 32 bit offset
+ "add %5,%1 \n"
+
+ "movzb " MEMACCESS2(0xc,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0xc,3) " \n"
+ "movzb " MEMACCESS2(0xd,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0xd,3) " \n"
+ "movzb " MEMACCESS2(0xe,2) ",%0 \n"
+ MEMOPARG(movzb,0x00,1,0,1,0) " \n" // movzb (%1,%0,1),%0
+ "mov %b0," MEMACCESS2(0xe,3) " \n"
+ "movzb " MEMACCESS2(0xf,2) ",%0 \n"
+ "mov %b0," MEMACCESS2(0xf,3) " \n"
+ "sub $0x4,%4 \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "lea " MEMLEA(0x10,3) ",%3 \n"
+ "jg 1b \n"
+ : "+d"(pixel_temp), // %0
+ "+a"(table_temp), // %1
+ "+r"(src_argb), // %2
+ "+r"(dst_argb), // %3
+ "+rm"(width) // %4
+ : "r"(luma), // %5
+ "rm"(lumacoeff) // %6
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+#endif // HAS_ARGBLUMACOLORTABLEROW_SSSE3
+
+#endif // defined(__x86_64__) || defined(__i386__)
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/row_win.cc
@@ -1,0 +1,7284 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for Visual C x86.
+#if !defined(LIBYUV_DISABLE_X86) && defined(_M_IX86) && defined(_MSC_VER)
+
+#ifdef HAS_ARGBTOYROW_SSSE3
+
+// Constants for ARGB.
+static const vec8 kARGBToY = {+ 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0
+};
+
+// JPeg full range.
+static const vec8 kARGBToYJ = {+ 15, 75, 38, 0, 15, 75, 38, 0, 15, 75, 38, 0, 15, 75, 38, 0
+};
+
+static const vec8 kARGBToU = {+ 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0
+};
+
+static const vec8 kARGBToUJ = {+ 127, -84, -43, 0, 127, -84, -43, 0, 127, -84, -43, 0, 127, -84, -43, 0
+};
+
+static const vec8 kARGBToV = {+ -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0,
+};
+
+static const vec8 kARGBToVJ = {+ -20, -107, 127, 0, -20, -107, 127, 0, -20, -107, 127, 0, -20, -107, 127, 0
+};
+
+// vpermd for vphaddw + vpackuswb vpermd.
+static const lvec32 kPermdARGBToY_AVX = {+ 0, 4, 1, 5, 2, 6, 3, 7
+};
+
+// vpshufb for vphaddw + vpackuswb packed to shorts.
+static const lvec8 kShufARGBToUV_AVX = {+ 0, 1, 8, 9, 2, 3, 10, 11, 4, 5, 12, 13, 6, 7, 14, 15,
+ 0, 1, 8, 9, 2, 3, 10, 11, 4, 5, 12, 13, 6, 7, 14, 15,
+};
+
+// Constants for BGRA.
+static const vec8 kBGRAToY = {+ 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13
+};
+
+static const vec8 kBGRAToU = {+ 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112
+};
+
+static const vec8 kBGRAToV = {+ 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18
+};
+
+// Constants for ABGR.
+static const vec8 kABGRToY = {+ 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0, 33, 65, 13, 0
+};
+
+static const vec8 kABGRToU = {+ -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0, -38, -74, 112, 0
+};
+
+static const vec8 kABGRToV = {+ 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0, 112, -94, -18, 0
+};
+
+// Constants for RGBA.
+static const vec8 kRGBAToY = {+ 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33, 0, 13, 65, 33
+};
+
+static const vec8 kRGBAToU = {+ 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38, 0, 112, -74, -38
+};
+
+static const vec8 kRGBAToV = {+ 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112, 0, -18, -94, 112
+};
+
+static const uvec8 kAddY16 = {+ 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u, 16u
+};
+
+static const vec16 kAddYJ64 = {+ 64, 64, 64, 64, 64, 64, 64, 64
+};
+
+static const uvec8 kAddUV128 = {+ 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u,
+ 128u, 128u, 128u, 128u, 128u, 128u, 128u, 128u
+};
+
+static const uvec16 kAddUVJ128 = {+ 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u, 0x8080u
+};
+
+// Shuffle table for converting RGB24 to ARGB.
+static const uvec8 kShuffleMaskRGB24ToARGB = {+ 0u, 1u, 2u, 12u, 3u, 4u, 5u, 13u, 6u, 7u, 8u, 14u, 9u, 10u, 11u, 15u
+};
+
+// Shuffle table for converting RAW to ARGB.
+static const uvec8 kShuffleMaskRAWToARGB = {+ 2u, 1u, 0u, 12u, 5u, 4u, 3u, 13u, 8u, 7u, 6u, 14u, 11u, 10u, 9u, 15u
+};
+
+// Shuffle table for converting ARGB to RGB24.
+static const uvec8 kShuffleMaskARGBToRGB24 = {+ 0u, 1u, 2u, 4u, 5u, 6u, 8u, 9u, 10u, 12u, 13u, 14u, 128u, 128u, 128u, 128u
+};
+
+// Shuffle table for converting ARGB to RAW.
+static const uvec8 kShuffleMaskARGBToRAW = {+ 2u, 1u, 0u, 6u, 5u, 4u, 10u, 9u, 8u, 14u, 13u, 12u, 128u, 128u, 128u, 128u
+};
+
+// Shuffle table for converting ARGBToRGB24 for I422ToRGB24. First 8 + next 4
+static const uvec8 kShuffleMaskARGBToRGB24_0 = {+ 0u, 1u, 2u, 4u, 5u, 6u, 8u, 9u, 128u, 128u, 128u, 128u, 10u, 12u, 13u, 14u
+};
+
+// Shuffle table for converting ARGB to RAW.
+static const uvec8 kShuffleMaskARGBToRAW_0 = {+ 2u, 1u, 0u, 6u, 5u, 4u, 10u, 9u, 128u, 128u, 128u, 128u, 8u, 14u, 13u, 12u
+};
+
+// Duplicates gray value 3 times and fills in alpha opaque.
+__declspec(naked) __declspec(align(16))
+void I400ToARGBRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_y
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0xff000000
+ pslld xmm5, 24
+
+ align 4
+ convertloop:
+ movq xmm0, qword ptr [eax]
+ lea eax, [eax + 8]
+ punpcklbw xmm0, xmm0
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm0
+ punpckhwd xmm1, xmm1
+ por xmm0, xmm5
+ por xmm1, xmm5
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb,
+ int pix) {+ __asm {+ mov eax, [esp + 4] // src_y
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0xff000000
+ pslld xmm5, 24
+
+ align 4
+ convertloop:
+ movq xmm0, qword ptr [eax]
+ lea eax, [eax + 8]
+ punpcklbw xmm0, xmm0
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm0
+ punpckhwd xmm1, xmm1
+ por xmm0, xmm5
+ por xmm1, xmm5
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void RGB24ToARGBRow_SSSE3(const uint8* src_rgb24, uint8* dst_argb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_rgb24
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0xff000000
+ pslld xmm5, 24
+ movdqa xmm4, kShuffleMaskRGB24ToARGB
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm3, [eax + 32]
+ lea eax, [eax + 48]
+ movdqa xmm2, xmm3
+ palignr xmm2, xmm1, 8 // xmm2 = { xmm3[0:3] xmm1[8:15]}+ pshufb xmm2, xmm4
+ por xmm2, xmm5
+ palignr xmm1, xmm0, 12 // xmm1 = { xmm3[0:7] xmm0[12:15]}+ pshufb xmm0, xmm4
+ movdqa [edx + 32], xmm2
+ por xmm0, xmm5
+ pshufb xmm1, xmm4
+ movdqa [edx], xmm0
+ por xmm1, xmm5
+ palignr xmm3, xmm3, 4 // xmm3 = { xmm3[4:15]}+ pshufb xmm3, xmm4
+ movdqa [edx + 16], xmm1
+ por xmm3, xmm5
+ sub ecx, 16
+ movdqa [edx + 48], xmm3
+ lea edx, [edx + 64]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void RAWToARGBRow_SSSE3(const uint8* src_raw, uint8* dst_argb,
+ int pix) {+ __asm {+ mov eax, [esp + 4] // src_raw
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0xff000000
+ pslld xmm5, 24
+ movdqa xmm4, kShuffleMaskRAWToARGB
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm3, [eax + 32]
+ lea eax, [eax + 48]
+ movdqa xmm2, xmm3
+ palignr xmm2, xmm1, 8 // xmm2 = { xmm3[0:3] xmm1[8:15]}+ pshufb xmm2, xmm4
+ por xmm2, xmm5
+ palignr xmm1, xmm0, 12 // xmm1 = { xmm3[0:7] xmm0[12:15]}+ pshufb xmm0, xmm4
+ movdqa [edx + 32], xmm2
+ por xmm0, xmm5
+ pshufb xmm1, xmm4
+ movdqa [edx], xmm0
+ por xmm1, xmm5
+ palignr xmm3, xmm3, 4 // xmm3 = { xmm3[4:15]}+ pshufb xmm3, xmm4
+ movdqa [edx + 16], xmm1
+ por xmm3, xmm5
+ sub ecx, 16
+ movdqa [edx + 48], xmm3
+ lea edx, [edx + 64]
+ jg convertloop
+ ret
+ }
+}
+
+// pmul method to replicate bits.
+// Math to replicate bits:
+// (v << 8) | (v << 3)
+// v * 256 + v * 8
+// v * (256 + 8)
+// G shift of 5 is incorporated, so shift is 5 + 8 and 5 + 3
+// 20 instructions.
+__declspec(naked) __declspec(align(16))
+void RGB565ToARGBRow_SSE2(const uint8* src_rgb565, uint8* dst_argb,
+ int pix) {+ __asm {+ mov eax, 0x01080108 // generate multiplier to repeat 5 bits
+ movd xmm5, eax
+ pshufd xmm5, xmm5, 0
+ mov eax, 0x20802080 // multiplier shift by 5 and then repeat 6 bits
+ movd xmm6, eax
+ pshufd xmm6, xmm6, 0
+ pcmpeqb xmm3, xmm3 // generate mask 0xf800f800 for Red
+ psllw xmm3, 11
+ pcmpeqb xmm4, xmm4 // generate mask 0x07e007e0 for Green
+ psllw xmm4, 10
+ psrlw xmm4, 5
+ pcmpeqb xmm7, xmm7 // generate mask 0xff00ff00 for Alpha
+ psllw xmm7, 8
+
+ mov eax, [esp + 4] // src_rgb565
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ sub edx, eax
+ sub edx, eax
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // fetch 8 pixels of bgr565
+ movdqa xmm1, xmm0
+ movdqa xmm2, xmm0
+ pand xmm1, xmm3 // R in upper 5 bits
+ psllw xmm2, 11 // B in upper 5 bits
+ pmulhuw xmm1, xmm5 // * (256 + 8)
+ pmulhuw xmm2, xmm5 // * (256 + 8)
+ psllw xmm1, 8
+ por xmm1, xmm2 // RB
+ pand xmm0, xmm4 // G in middle 6 bits
+ pmulhuw xmm0, xmm6 // << 5 * (256 + 4)
+ por xmm0, xmm7 // AG
+ movdqa xmm2, xmm1
+ punpcklbw xmm1, xmm0
+ punpckhbw xmm2, xmm0
+ movdqa [eax * 2 + edx], xmm1 // store 4 pixels of ARGB
+ movdqa [eax * 2 + edx + 16], xmm2 // store next 4 pixels of ARGB
+ lea eax, [eax + 16]
+ sub ecx, 8
+ jg convertloop
+ ret
+ }
+}
+
+// 24 instructions
+__declspec(naked) __declspec(align(16))
+void ARGB1555ToARGBRow_SSE2(const uint8* src_argb1555, uint8* dst_argb,
+ int pix) {+ __asm {+ mov eax, 0x01080108 // generate multiplier to repeat 5 bits
+ movd xmm5, eax
+ pshufd xmm5, xmm5, 0
+ mov eax, 0x42004200 // multiplier shift by 6 and then repeat 5 bits
+ movd xmm6, eax
+ pshufd xmm6, xmm6, 0
+ pcmpeqb xmm3, xmm3 // generate mask 0xf800f800 for Red
+ psllw xmm3, 11
+ movdqa xmm4, xmm3 // generate mask 0x03e003e0 for Green
+ psrlw xmm4, 6
+ pcmpeqb xmm7, xmm7 // generate mask 0xff00ff00 for Alpha
+ psllw xmm7, 8
+
+ mov eax, [esp + 4] // src_argb1555
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ sub edx, eax
+ sub edx, eax
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // fetch 8 pixels of 1555
+ movdqa xmm1, xmm0
+ movdqa xmm2, xmm0
+ psllw xmm1, 1 // R in upper 5 bits
+ psllw xmm2, 11 // B in upper 5 bits
+ pand xmm1, xmm3
+ pmulhuw xmm2, xmm5 // * (256 + 8)
+ pmulhuw xmm1, xmm5 // * (256 + 8)
+ psllw xmm1, 8
+ por xmm1, xmm2 // RB
+ movdqa xmm2, xmm0
+ pand xmm0, xmm4 // G in middle 5 bits
+ psraw xmm2, 8 // A
+ pmulhuw xmm0, xmm6 // << 6 * (256 + 8)
+ pand xmm2, xmm7
+ por xmm0, xmm2 // AG
+ movdqa xmm2, xmm1
+ punpcklbw xmm1, xmm0
+ punpckhbw xmm2, xmm0
+ movdqa [eax * 2 + edx], xmm1 // store 4 pixels of ARGB
+ movdqa [eax * 2 + edx + 16], xmm2 // store next 4 pixels of ARGB
+ lea eax, [eax + 16]
+ sub ecx, 8
+ jg convertloop
+ ret
+ }
+}
+
+// 18 instructions.
+__declspec(naked) __declspec(align(16))
+void ARGB4444ToARGBRow_SSE2(const uint8* src_argb4444, uint8* dst_argb,
+ int pix) {+ __asm {+ mov eax, 0x0f0f0f0f // generate mask 0x0f0f0f0f
+ movd xmm4, eax
+ pshufd xmm4, xmm4, 0
+ movdqa xmm5, xmm4 // 0xf0f0f0f0 for high nibbles
+ pslld xmm5, 4
+ mov eax, [esp + 4] // src_argb4444
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // pix
+ sub edx, eax
+ sub edx, eax
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // fetch 8 pixels of bgra4444
+ movdqa xmm2, xmm0
+ pand xmm0, xmm4 // mask low nibbles
+ pand xmm2, xmm5 // mask high nibbles
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ psllw xmm1, 4
+ psrlw xmm3, 4
+ por xmm0, xmm1
+ por xmm2, xmm3
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm2
+ punpckhbw xmm1, xmm2
+ movdqa [eax * 2 + edx], xmm0 // store 4 pixels of ARGB
+ movdqa [eax * 2 + edx + 16], xmm1 // store next 4 pixels of ARGB
+ lea eax, [eax + 16]
+ sub ecx, 8
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToRGB24Row_SSSE3(const uint8* src_argb, uint8* dst_rgb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_rgb
+ mov ecx, [esp + 12] // pix
+ movdqa xmm6, kShuffleMaskARGBToRGB24
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // fetch 16 pixels of argb
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ lea eax, [eax + 64]
+ pshufb xmm0, xmm6 // pack 16 bytes of ARGB to 12 bytes of RGB
+ pshufb xmm1, xmm6
+ pshufb xmm2, xmm6
+ pshufb xmm3, xmm6
+ movdqa xmm4, xmm1 // 4 bytes from 1 for 0
+ psrldq xmm1, 4 // 8 bytes from 1
+ pslldq xmm4, 12 // 4 bytes from 1 for 0
+ movdqa xmm5, xmm2 // 8 bytes from 2 for 1
+ por xmm0, xmm4 // 4 bytes from 1 for 0
+ pslldq xmm5, 8 // 8 bytes from 2 for 1
+ movdqu [edx], xmm0 // store 0
+ por xmm1, xmm5 // 8 bytes from 2 for 1
+ psrldq xmm2, 8 // 4 bytes from 2
+ pslldq xmm3, 4 // 12 bytes from 3 for 2
+ por xmm2, xmm3 // 12 bytes from 3 for 2
+ movdqu [edx + 16], xmm1 // store 1
+ movdqu [edx + 32], xmm2 // store 2
+ lea edx, [edx + 48]
+ sub ecx, 16
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToRAWRow_SSSE3(const uint8* src_argb, uint8* dst_rgb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_rgb
+ mov ecx, [esp + 12] // pix
+ movdqa xmm6, kShuffleMaskARGBToRAW
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // fetch 16 pixels of argb
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ lea eax, [eax + 64]
+ pshufb xmm0, xmm6 // pack 16 bytes of ARGB to 12 bytes of RGB
+ pshufb xmm1, xmm6
+ pshufb xmm2, xmm6
+ pshufb xmm3, xmm6
+ movdqa xmm4, xmm1 // 4 bytes from 1 for 0
+ psrldq xmm1, 4 // 8 bytes from 1
+ pslldq xmm4, 12 // 4 bytes from 1 for 0
+ movdqa xmm5, xmm2 // 8 bytes from 2 for 1
+ por xmm0, xmm4 // 4 bytes from 1 for 0
+ pslldq xmm5, 8 // 8 bytes from 2 for 1
+ movdqu [edx], xmm0 // store 0
+ por xmm1, xmm5 // 8 bytes from 2 for 1
+ psrldq xmm2, 8 // 4 bytes from 2
+ pslldq xmm3, 4 // 12 bytes from 3 for 2
+ por xmm2, xmm3 // 12 bytes from 3 for 2
+ movdqu [edx + 16], xmm1 // store 1
+ movdqu [edx + 32], xmm2 // store 2
+ lea edx, [edx + 48]
+ sub ecx, 16
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToRGB565Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_rgb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm3, xmm3 // generate mask 0x0000001f
+ psrld xmm3, 27
+ pcmpeqb xmm4, xmm4 // generate mask 0x000007e0
+ psrld xmm4, 26
+ pslld xmm4, 5
+ pcmpeqb xmm5, xmm5 // generate mask 0xfffff800
+ pslld xmm5, 11
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // fetch 4 pixels of argb
+ movdqa xmm1, xmm0 // B
+ movdqa xmm2, xmm0 // G
+ pslld xmm0, 8 // R
+ psrld xmm1, 3 // B
+ psrld xmm2, 5 // G
+ psrad xmm0, 16 // R
+ pand xmm1, xmm3 // B
+ pand xmm2, xmm4 // G
+ pand xmm0, xmm5 // R
+ por xmm1, xmm2 // BG
+ por xmm0, xmm1 // BGR
+ packssdw xmm0, xmm0
+ lea eax, [eax + 16]
+ movq qword ptr [edx], xmm0 // store 4 pixels of RGB565
+ lea edx, [edx + 8]
+ sub ecx, 4
+ jg convertloop
+ ret
+ }
+}
+
+// TODO(fbarchard): Improve sign extension/packing.
+__declspec(naked) __declspec(align(16))
+void ARGBToARGB1555Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_rgb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm4, xmm4 // generate mask 0x0000001f
+ psrld xmm4, 27
+ movdqa xmm5, xmm4 // generate mask 0x000003e0
+ pslld xmm5, 5
+ movdqa xmm6, xmm4 // generate mask 0x00007c00
+ pslld xmm6, 10
+ pcmpeqb xmm7, xmm7 // generate mask 0xffff8000
+ pslld xmm7, 15
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // fetch 4 pixels of argb
+ movdqa xmm1, xmm0 // B
+ movdqa xmm2, xmm0 // G
+ movdqa xmm3, xmm0 // R
+ psrad xmm0, 16 // A
+ psrld xmm1, 3 // B
+ psrld xmm2, 6 // G
+ psrld xmm3, 9 // R
+ pand xmm0, xmm7 // A
+ pand xmm1, xmm4 // B
+ pand xmm2, xmm5 // G
+ pand xmm3, xmm6 // R
+ por xmm0, xmm1 // BA
+ por xmm2, xmm3 // GR
+ por xmm0, xmm2 // BGRA
+ packssdw xmm0, xmm0
+ lea eax, [eax + 16]
+ movq qword ptr [edx], xmm0 // store 4 pixels of ARGB1555
+ lea edx, [edx + 8]
+ sub ecx, 4
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToARGB4444Row_SSE2(const uint8* src_argb, uint8* dst_rgb, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_rgb
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm4, xmm4 // generate mask 0xf000f000
+ psllw xmm4, 12
+ movdqa xmm3, xmm4 // generate mask 0x00f000f0
+ psrlw xmm3, 8
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // fetch 4 pixels of argb
+ movdqa xmm1, xmm0
+ pand xmm0, xmm3 // low nibble
+ pand xmm1, xmm4 // high nibble
+ psrl xmm0, 4
+ psrl xmm1, 8
+ por xmm0, xmm1
+ packuswb xmm0, xmm0
+ lea eax, [eax + 16]
+ movq qword ptr [edx], xmm0 // store 4 pixels of ARGB4444
+ lea edx, [edx + 8]
+ sub ecx, 4
+ jg convertloop
+ ret
+ }
+}
+
+// Convert 16 ARGB pixels (64 bytes) to 16 Y values.
+__declspec(naked) __declspec(align(16))
+void ARGBToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kARGBToY
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+// Convert 16 ARGB pixels (64 bytes) to 16 Y values.
+__declspec(naked) __declspec(align(16))
+void ARGBToYJRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm4, kARGBToYJ
+ movdqa xmm5, kAddYJ64
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ paddw xmm0, xmm5 // Add .5 for rounding.
+ paddw xmm2, xmm5
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+#ifdef HAS_ARGBTOYROW_AVX2
+// Convert 32 ARGB pixels (128 bytes) to 32 Y values.
+__declspec(naked) __declspec(align(32))
+void ARGBToYRow_AVX2(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ vbroadcastf128 ymm4, kARGBToY
+ vbroadcastf128 ymm5, kAddY16
+ vmovdqa ymm6, kPermdARGBToY_AVX
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ vmovdqu ymm2, [eax + 64]
+ vmovdqu ymm3, [eax + 96]
+ vpmaddubsw ymm0, ymm0, ymm4
+ vpmaddubsw ymm1, ymm1, ymm4
+ vpmaddubsw ymm2, ymm2, ymm4
+ vpmaddubsw ymm3, ymm3, ymm4
+ lea eax, [eax + 128]
+ vphaddw ymm0, ymm0, ymm1 // mutates.
+ vphaddw ymm2, ymm2, ymm3
+ vpsrlw ymm0, ymm0, 7
+ vpsrlw ymm2, ymm2, 7
+ vpackuswb ymm0, ymm0, ymm2 // mutates.
+ vpermd ymm0, ymm6, ymm0 // For vphaddw + vpackuswb mutation.
+ vpaddb ymm0, ymm0, ymm5
+ sub ecx, 32
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ jg convertloop
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBTOYROW_AVX2
+
+#ifdef HAS_ARGBTOYROW_AVX2
+// Convert 32 ARGB pixels (128 bytes) to 32 Y values.
+__declspec(naked) __declspec(align(32))
+void ARGBToYJRow_AVX2(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ vbroadcastf128 ymm4, kARGBToYJ
+ vbroadcastf128 ymm5, kAddYJ64
+ vmovdqa ymm6, kPermdARGBToY_AVX
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ vmovdqu ymm2, [eax + 64]
+ vmovdqu ymm3, [eax + 96]
+ vpmaddubsw ymm0, ymm0, ymm4
+ vpmaddubsw ymm1, ymm1, ymm4
+ vpmaddubsw ymm2, ymm2, ymm4
+ vpmaddubsw ymm3, ymm3, ymm4
+ lea eax, [eax + 128]
+ vphaddw ymm0, ymm0, ymm1 // mutates.
+ vphaddw ymm2, ymm2, ymm3
+ vpaddw ymm0, ymm0, ymm5 // Add .5 for rounding.
+ vpaddw ymm2, ymm2, ymm5
+ vpsrlw ymm0, ymm0, 7
+ vpsrlw ymm2, ymm2, 7
+ vpackuswb ymm0, ymm0, ymm2 // mutates.
+ vpermd ymm0, ymm6, ymm0 // For vphaddw + vpackuswb mutation.
+ sub ecx, 32
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ jg convertloop
+
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBTOYJROW_AVX2
+
+__declspec(naked) __declspec(align(16))
+void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kARGBToY
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToYJRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm4, kARGBToYJ
+ movdqa xmm5, kAddYJ64
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ paddw xmm0, xmm5
+ paddw xmm2, xmm5
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void BGRAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kBGRAToY
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void BGRAToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kBGRAToY
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ABGRToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kABGRToY
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ABGRToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kABGRToY
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void RGBAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kRGBAToY
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void RGBAToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_y */
+ mov ecx, [esp + 12] /* pix */
+ movdqa xmm5, kAddY16
+ movdqa xmm4, kRGBAToY
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm2, xmm4
+ pmaddubsw xmm3, xmm4
+ lea eax, [eax + 64]
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psrlw xmm0, 7
+ psrlw xmm2, 7
+ packuswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kARGBToU
+ movdqa xmm6, kARGBToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pavgb xmm0, [eax + esi]
+ pavgb xmm1, [eax + esi + 16]
+ pavgb xmm2, [eax + esi + 32]
+ pavgb xmm3, [eax + esi + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUVJRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kARGBToUJ
+ movdqa xmm6, kARGBToVJ
+ movdqa xmm5, kAddUVJ128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pavgb xmm0, [eax + esi]
+ pavgb xmm1, [eax + esi + 16]
+ pavgb xmm2, [eax + esi + 32]
+ pavgb xmm3, [eax + esi + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ paddw xmm0, xmm5 // +.5 rounding -> unsigned
+ paddw xmm1, xmm5
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+#ifdef HAS_ARGBTOUVROW_AVX2
+__declspec(naked) __declspec(align(32))
+void ARGBToUVRow_AVX2(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ vbroadcastf128 ymm5, kAddUV128
+ vbroadcastf128 ymm6, kARGBToV
+ vbroadcastf128 ymm7, kARGBToU
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 32x2 argb pixels to 16x1 */
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ vmovdqu ymm2, [eax + 64]
+ vmovdqu ymm3, [eax + 96]
+ vpavgb ymm0, ymm0, [eax + esi]
+ vpavgb ymm1, ymm1, [eax + esi + 32]
+ vpavgb ymm2, ymm2, [eax + esi + 64]
+ vpavgb ymm3, ymm3, [eax + esi + 96]
+ lea eax, [eax + 128]
+ vshufps ymm4, ymm0, ymm1, 0x88
+ vshufps ymm0, ymm0, ymm1, 0xdd
+ vpavgb ymm0, ymm0, ymm4 // mutated by vshufps
+ vshufps ymm4, ymm2, ymm3, 0x88
+ vshufps ymm2, ymm2, ymm3, 0xdd
+ vpavgb ymm2, ymm2, ymm4 // mutated by vshufps
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 32 different pixels, its 16 pixels of U and 16 of V
+ vpmaddubsw ymm1, ymm0, ymm7 // U
+ vpmaddubsw ymm3, ymm2, ymm7
+ vpmaddubsw ymm0, ymm0, ymm6 // V
+ vpmaddubsw ymm2, ymm2, ymm6
+ vphaddw ymm1, ymm1, ymm3 // mutates
+ vphaddw ymm0, ymm0, ymm2
+ vpsraw ymm1, ymm1, 8
+ vpsraw ymm0, ymm0, 8
+ vpacksswb ymm0, ymm1, ymm0 // mutates
+ vpermq ymm0, ymm0, 0xd8 // For vpacksswb
+ vpshufb ymm0, ymm0, kShufARGBToUV_AVX // For vshufps + vphaddw
+ vpaddb ymm0, ymm0, ymm5 // -> unsigned
+
+ // step 3 - store 16 U and 16 V values
+ sub ecx, 32
+ vextractf128 [edx], ymm0, 0 // U
+ vextractf128 [edx + edi], ymm0, 1 // V
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop edi
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBTOUVROW_AVX2
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kARGBToU
+ movdqa xmm6, kARGBToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ movdqu xmm4, [eax + esi]
+ pavgb xmm0, xmm4
+ movdqu xmm4, [eax + esi + 16]
+ pavgb xmm1, xmm4
+ movdqu xmm4, [eax + esi + 32]
+ pavgb xmm2, xmm4
+ movdqu xmm4, [eax + esi + 48]
+ pavgb xmm3, xmm4
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUVJRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kARGBToUJ
+ movdqa xmm6, kARGBToVJ
+ movdqa xmm5, kAddUVJ128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ movdqu xmm4, [eax + esi]
+ pavgb xmm0, xmm4
+ movdqu xmm4, [eax + esi + 16]
+ pavgb xmm1, xmm4
+ movdqu xmm4, [eax + esi + 32]
+ pavgb xmm2, xmm4
+ movdqu xmm4, [eax + esi + 48]
+ pavgb xmm3, xmm4
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ paddw xmm0, xmm5 // +.5 rounding -> unsigned
+ paddw xmm1, xmm5
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUV444Row_SSSE3(const uint8* src_argb0,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_argb
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ movdqa xmm7, kARGBToU
+ movdqa xmm6, kARGBToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* convert to U and V */
+ movdqa xmm0, [eax] // U
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm7
+ pmaddubsw xmm1, xmm7
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm3, xmm7
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psraw xmm0, 8
+ psraw xmm2, 8
+ packsswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm0
+
+ movdqa xmm0, [eax] // V
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm6
+ pmaddubsw xmm1, xmm6
+ pmaddubsw xmm2, xmm6
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psraw xmm0, 8
+ psraw xmm2, 8
+ packsswb xmm0, xmm2
+ paddb xmm0, xmm5
+ lea eax, [eax + 64]
+ movdqa [edx + edi], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUV444Row_Unaligned_SSSE3(const uint8* src_argb0,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_argb
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ movdqa xmm7, kARGBToU
+ movdqa xmm6, kARGBToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* convert to U and V */
+ movdqu xmm0, [eax] // U
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm7
+ pmaddubsw xmm1, xmm7
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm3, xmm7
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psraw xmm0, 8
+ psraw xmm2, 8
+ packsswb xmm0, xmm2
+ paddb xmm0, xmm5
+ sub ecx, 16
+ movdqu [edx], xmm0
+
+ movdqu xmm0, [eax] // V
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ pmaddubsw xmm0, xmm6
+ pmaddubsw xmm1, xmm6
+ pmaddubsw xmm2, xmm6
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm1
+ phaddw xmm2, xmm3
+ psraw xmm0, 8
+ psraw xmm2, 8
+ packsswb xmm0, xmm2
+ paddb xmm0, xmm5
+ lea eax, [eax + 64]
+ movdqu [edx + edi], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUV422Row_SSSE3(const uint8* src_argb0,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_argb
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ movdqa xmm7, kARGBToU
+ movdqa xmm6, kARGBToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBToUV422Row_Unaligned_SSSE3(const uint8* src_argb0,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_argb
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ movdqa xmm7, kARGBToU
+ movdqa xmm6, kARGBToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void BGRAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kBGRAToU
+ movdqa xmm6, kBGRAToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pavgb xmm0, [eax + esi]
+ pavgb xmm1, [eax + esi + 16]
+ pavgb xmm2, [eax + esi + 32]
+ pavgb xmm3, [eax + esi + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kBGRAToU
+ movdqa xmm6, kBGRAToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ movdqu xmm4, [eax + esi]
+ pavgb xmm0, xmm4
+ movdqu xmm4, [eax + esi + 16]
+ pavgb xmm1, xmm4
+ movdqu xmm4, [eax + esi + 32]
+ pavgb xmm2, xmm4
+ movdqu xmm4, [eax + esi + 48]
+ pavgb xmm3, xmm4
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ABGRToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kABGRToU
+ movdqa xmm6, kABGRToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pavgb xmm0, [eax + esi]
+ pavgb xmm1, [eax + esi + 16]
+ pavgb xmm2, [eax + esi + 32]
+ pavgb xmm3, [eax + esi + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kABGRToU
+ movdqa xmm6, kABGRToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ movdqu xmm4, [eax + esi]
+ pavgb xmm0, xmm4
+ movdqu xmm4, [eax + esi + 16]
+ pavgb xmm1, xmm4
+ movdqu xmm4, [eax + esi + 32]
+ pavgb xmm2, xmm4
+ movdqu xmm4, [eax + esi + 48]
+ pavgb xmm3, xmm4
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void RGBAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kRGBAToU
+ movdqa xmm6, kRGBAToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+ pavgb xmm0, [eax + esi]
+ pavgb xmm1, [eax + esi + 16]
+ pavgb xmm2, [eax + esi + 32]
+ pavgb xmm3, [eax + esi + 48]
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
+ uint8* dst_u, uint8* dst_v, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov esi, [esp + 8 + 8] // src_stride_argb
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ movdqa xmm7, kRGBAToU
+ movdqa xmm6, kRGBAToV
+ movdqa xmm5, kAddUV128
+ sub edi, edx // stride from u to v
+
+ align 4
+ convertloop:
+ /* step 1 - subsample 16x2 argb pixels to 8x1 */
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + 32]
+ movdqu xmm3, [eax + 48]
+ movdqu xmm4, [eax + esi]
+ pavgb xmm0, xmm4
+ movdqu xmm4, [eax + esi + 16]
+ pavgb xmm1, xmm4
+ movdqu xmm4, [eax + esi + 32]
+ pavgb xmm2, xmm4
+ movdqu xmm4, [eax + esi + 48]
+ pavgb xmm3, xmm4
+ lea eax, [eax + 64]
+ movdqa xmm4, xmm0
+ shufps xmm0, xmm1, 0x88
+ shufps xmm4, xmm1, 0xdd
+ pavgb xmm0, xmm4
+ movdqa xmm4, xmm2
+ shufps xmm2, xmm3, 0x88
+ shufps xmm4, xmm3, 0xdd
+ pavgb xmm2, xmm4
+
+ // step 2 - convert to U and V
+ // from here down is very similar to Y code except
+ // instead of 16 different pixels, its 8 pixels of U and 8 of V
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ pmaddubsw xmm0, xmm7 // U
+ pmaddubsw xmm2, xmm7
+ pmaddubsw xmm1, xmm6 // V
+ pmaddubsw xmm3, xmm6
+ phaddw xmm0, xmm2
+ phaddw xmm1, xmm3
+ psraw xmm0, 8
+ psraw xmm1, 8
+ packsswb xmm0, xmm1
+ paddb xmm0, xmm5 // -> unsigned
+
+ // step 3 - store 8 U and 8 V values
+ sub ecx, 16
+ movlps qword ptr [edx], xmm0 // U
+ movhps qword ptr [edx + edi], xmm0 // V
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBTOYROW_SSSE3
+
+#define YG 74 /* (int8)(1.164 * 64 + 0.5) */
+
+#define UB 127 /* min(63,(int8)(2.018 * 64)) */
+#define UG -25 /* (int8)(-0.391 * 64 - 0.5) */
+#define UR 0
+
+#define VB 0
+#define VG -52 /* (int8)(-0.813 * 64 - 0.5) */
+#define VR 102 /* (int8)(1.596 * 64 + 0.5) */
+
+// Bias
+#define BB UB * 128 + VB * 128
+#define BG UG * 128 + VG * 128
+#define BR UR * 128 + VR * 128
+
+#ifdef HAS_I422TOARGBROW_AVX2
+
+static const lvec8 kUVToB_AVX = {+ UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB,
+ UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB
+};
+static const lvec8 kUVToR_AVX = {+ UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR,
+ UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR
+};
+static const lvec8 kUVToG_AVX = {+ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG,
+ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG
+};
+static const lvec16 kYToRgb_AVX = {+ YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG, YG
+};
+static const lvec16 kYSub16_AVX = {+ 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16
+};
+static const lvec16 kUVBiasB_AVX = {+ BB, BB, BB, BB, BB, BB, BB, BB, BB, BB, BB, BB, BB, BB, BB, BB
+};
+static const lvec16 kUVBiasG_AVX = {+ BG, BG, BG, BG, BG, BG, BG, BG, BG, BG, BG, BG, BG, BG, BG, BG
+};
+static const lvec16 kUVBiasR_AVX = {+ BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR, BR
+};
+
+// 16 pixels
+// 8 UV values upsampled to 16 UV, mixed with 16 Y producing 16 ARGB (64 bytes).
+__declspec(naked) __declspec(align(16))
+void I422ToARGBRow_AVX2(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // argb
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ vpcmpeqb ymm5, ymm5, ymm5 // generate 0xffffffffffffffff for alpha
+ vpxor ymm4, ymm4, ymm4
+
+ align 4
+ convertloop:
+ vmovq xmm0, qword ptr [esi] // U
+ vmovq xmm1, qword ptr [esi + edi] // V
+ lea esi, [esi + 8]
+ vpunpcklbw ymm0, ymm0, ymm1 // UV
+ vpermq ymm0, ymm0, 0xd8
+ vpunpcklwd ymm0, ymm0, ymm0 // UVUV
+ vpmaddubsw ymm2, ymm0, kUVToB_AVX // scale B UV
+ vpmaddubsw ymm1, ymm0, kUVToG_AVX // scale G UV
+ vpmaddubsw ymm0, ymm0, kUVToR_AVX // scale R UV
+ vpsubw ymm2, ymm2, kUVBiasB_AVX // unbias back to signed
+ vpsubw ymm1, ymm1, kUVBiasG_AVX
+ vpsubw ymm0, ymm0, kUVBiasR_AVX
+
+ // Step 2: Find Y contribution to 16 R,G,B values
+ vmovdqu xmm3, [eax] // NOLINT
+ lea eax, [eax + 16]
+ vpermq ymm3, ymm3, 0xd8
+ vpunpcklbw ymm3, ymm3, ymm4
+ vpsubsw ymm3, ymm3, kYSub16_AVX
+ vpmullw ymm3, ymm3, kYToRgb_AVX
+ vpaddsw ymm2, ymm2, ymm3 // B += Y
+ vpaddsw ymm1, ymm1, ymm3 // G += Y
+ vpaddsw ymm0, ymm0, ymm3 // R += Y
+ vpsraw ymm2, ymm2, 6
+ vpsraw ymm1, ymm1, 6
+ vpsraw ymm0, ymm0, 6
+ vpackuswb ymm2, ymm2, ymm2 // B
+ vpackuswb ymm1, ymm1, ymm1 // G
+ vpackuswb ymm0, ymm0, ymm0 // R
+
+ // Step 3: Weave into ARGB
+ vpunpcklbw ymm2, ymm2, ymm1 // BG
+ vpermq ymm2, ymm2, 0xd8
+ vpunpcklbw ymm0, ymm0, ymm5 // RA
+ vpermq ymm0, ymm0, 0xd8
+ vpunpcklwd ymm1, ymm2, ymm0 // BGRA first 8 pixels
+ vpunpckhwd ymm2, ymm2, ymm0 // BGRA next 8 pixels
+ vmovdqu [edx], ymm1
+ vmovdqu [edx + 32], ymm2
+ lea edx, [edx + 64]
+ sub ecx, 16
+ jg convertloop
+ vzeroupper
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_I422TOARGBROW_AVX2
+
+#ifdef HAS_I422TOARGBROW_SSSE3
+
+static const vec8 kUVToB = {+ UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB
+};
+
+static const vec8 kUVToR = {+ UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR
+};
+
+static const vec8 kUVToG = {+ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG
+};
+
+static const vec8 kVUToB = {+ VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB, VB, UB,
+};
+
+static const vec8 kVUToR = {+ VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR, VR, UR,
+};
+
+static const vec8 kVUToG = {+ VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG,
+};
+
+static const vec16 kYToRgb = { YG, YG, YG, YG, YG, YG, YG, YG };+static const vec16 kYSub16 = { 16, 16, 16, 16, 16, 16, 16, 16 };+static const vec16 kUVBiasB = { BB, BB, BB, BB, BB, BB, BB, BB };+static const vec16 kUVBiasG = { BG, BG, BG, BG, BG, BG, BG, BG };+static const vec16 kUVBiasR = { BR, BR, BR, BR, BR, BR, BR, BR };+
+// TODO(fbarchard): Read that does half size on Y and treats 420 as 444.
+
+// Read 8 UV from 444.
+#define READYUV444 __asm { \+ __asm movq xmm0, qword ptr [esi] /* U */ /* NOLINT */ \
+ __asm movq xmm1, qword ptr [esi + edi] /* V */ /* NOLINT */ \
+ __asm lea esi, [esi + 8] \
+ __asm punpcklbw xmm0, xmm1 /* UV */ \
+ }
+
+// Read 4 UV from 422, upsample to 8 UV.
+#define READYUV422 __asm { \+ __asm movd xmm0, [esi] /* U */ \
+ __asm movd xmm1, [esi + edi] /* V */ \
+ __asm lea esi, [esi + 4] \
+ __asm punpcklbw xmm0, xmm1 /* UV */ \
+ __asm punpcklwd xmm0, xmm0 /* UVUV (upsample) */ \
+ }
+
+// Read 2 UV from 411, upsample to 8 UV.
+#define READYUV411 __asm { \+ __asm movzx ebx, word ptr [esi] /* U */ /* NOLINT */ \
+ __asm movd xmm0, ebx \
+ __asm movzx ebx, word ptr [esi + edi] /* V */ /* NOLINT */ \
+ __asm movd xmm1, ebx \
+ __asm lea esi, [esi + 2] \
+ __asm punpcklbw xmm0, xmm1 /* UV */ \
+ __asm punpcklwd xmm0, xmm0 /* UVUV (upsample) */ \
+ __asm punpckldq xmm0, xmm0 /* UVUV (upsample) */ \
+ }
+
+// Read 4 UV from NV12, upsample to 8 UV.
+#define READNV12 __asm { \+ __asm movq xmm0, qword ptr [esi] /* UV */ /* NOLINT */ \
+ __asm lea esi, [esi + 8] \
+ __asm punpcklwd xmm0, xmm0 /* UVUV (upsample) */ \
+ }
+
+// Convert 8 pixels: 8 UV and 8 Y.
+#define YUVTORGB __asm { \+ /* Step 1: Find 4 UV contributions to 8 R,G,B values */ \
+ __asm movdqa xmm1, xmm0 \
+ __asm movdqa xmm2, xmm0 \
+ __asm pmaddubsw xmm0, kUVToB /* scale B UV */ \
+ __asm pmaddubsw xmm1, kUVToG /* scale G UV */ \
+ __asm pmaddubsw xmm2, kUVToR /* scale R UV */ \
+ __asm psubw xmm0, kUVBiasB /* unbias back to signed */ \
+ __asm psubw xmm1, kUVBiasG \
+ __asm psubw xmm2, kUVBiasR \
+ /* Step 2: Find Y contribution to 8 R,G,B values */ \
+ __asm movq xmm3, qword ptr [eax] /* NOLINT */ \
+ __asm lea eax, [eax + 8] \
+ __asm punpcklbw xmm3, xmm4 \
+ __asm psubsw xmm3, kYSub16 \
+ __asm pmullw xmm3, kYToRgb \
+ __asm paddsw xmm0, xmm3 /* B += Y */ \
+ __asm paddsw xmm1, xmm3 /* G += Y */ \
+ __asm paddsw xmm2, xmm3 /* R += Y */ \
+ __asm psraw xmm0, 6 \
+ __asm psraw xmm1, 6 \
+ __asm psraw xmm2, 6 \
+ __asm packuswb xmm0, xmm0 /* B */ \
+ __asm packuswb xmm1, xmm1 /* G */ \
+ __asm packuswb xmm2, xmm2 /* R */ \
+ }
+
+// Convert 8 pixels: 8 VU and 8 Y.
+#define YVUTORGB __asm { \+ /* Step 1: Find 4 UV contributions to 8 R,G,B values */ \
+ __asm movdqa xmm1, xmm0 \
+ __asm movdqa xmm2, xmm0 \
+ __asm pmaddubsw xmm0, kVUToB /* scale B UV */ \
+ __asm pmaddubsw xmm1, kVUToG /* scale G UV */ \
+ __asm pmaddubsw xmm2, kVUToR /* scale R UV */ \
+ __asm psubw xmm0, kUVBiasB /* unbias back to signed */ \
+ __asm psubw xmm1, kUVBiasG \
+ __asm psubw xmm2, kUVBiasR \
+ /* Step 2: Find Y contribution to 8 R,G,B values */ \
+ __asm movq xmm3, qword ptr [eax] /* NOLINT */ \
+ __asm lea eax, [eax + 8] \
+ __asm punpcklbw xmm3, xmm4 \
+ __asm psubsw xmm3, kYSub16 \
+ __asm pmullw xmm3, kYToRgb \
+ __asm paddsw xmm0, xmm3 /* B += Y */ \
+ __asm paddsw xmm1, xmm3 /* G += Y */ \
+ __asm paddsw xmm2, xmm3 /* R += Y */ \
+ __asm psraw xmm0, 6 \
+ __asm psraw xmm1, 6 \
+ __asm psraw xmm2, 6 \
+ __asm packuswb xmm0, xmm0 /* B */ \
+ __asm packuswb xmm1, xmm1 /* G */ \
+ __asm packuswb xmm2, xmm2 /* R */ \
+ }
+
+// 8 pixels, dest aligned 16.
+// 8 UV values, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I444ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // argb
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV444
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I422ToRGB24Row_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_rgb24,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // rgb24
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+ movdqa xmm5, kShuffleMaskARGBToRGB24_0
+ movdqa xmm6, kShuffleMaskARGBToRGB24
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into RRGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm2 // RR
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRR first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRR next 4 pixels
+ pshufb xmm0, xmm5 // Pack into first 8 and last 4 bytes.
+ pshufb xmm1, xmm6 // Pack into first 12 bytes.
+ palignr xmm1, xmm0, 12 // last 4 bytes of xmm0 + 12 from xmm1
+ movq qword ptr [edx], xmm0 // First 8 bytes
+ movdqu [edx + 8], xmm1 // Last 16 bytes. = 24 bytes, 8 RGB pixels.
+ lea edx, [edx + 24]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I422ToRAWRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_raw,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // raw
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+ movdqa xmm5, kShuffleMaskARGBToRAW_0
+ movdqa xmm6, kShuffleMaskARGBToRAW
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into RRGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm2 // RR
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRR first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRR next 4 pixels
+ pshufb xmm0, xmm5 // Pack into first 8 and last 4 bytes.
+ pshufb xmm1, xmm6 // Pack into first 12 bytes.
+ palignr xmm1, xmm0, 12 // last 4 bytes of xmm0 + 12 from xmm1
+ movq qword ptr [edx], xmm0 // First 8 bytes
+ movdqu [edx + 8], xmm1 // Last 16 bytes. = 24 bytes, 8 RGB pixels.
+ lea edx, [edx + 24]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest unaligned.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I422ToRGB565Row_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* rgb565_buf,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // rgb565
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+ pcmpeqb xmm5, xmm5 // generate mask 0x0000001f
+ psrld xmm5, 27
+ pcmpeqb xmm6, xmm6 // generate mask 0x000007e0
+ psrld xmm6, 26
+ pslld xmm6, 5
+ pcmpeqb xmm7, xmm7 // generate mask 0xfffff800
+ pslld xmm7, 11
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into RRGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm2 // RR
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRR first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRR next 4 pixels
+
+ // Step 3b: RRGB -> RGB565
+ movdqa xmm3, xmm0 // B first 4 pixels of argb
+ movdqa xmm2, xmm0 // G
+ pslld xmm0, 8 // R
+ psrld xmm3, 3 // B
+ psrld xmm2, 5 // G
+ psrad xmm0, 16 // R
+ pand xmm3, xmm5 // B
+ pand xmm2, xmm6 // G
+ pand xmm0, xmm7 // R
+ por xmm3, xmm2 // BG
+ por xmm0, xmm3 // BGR
+ movdqa xmm3, xmm1 // B next 4 pixels of argb
+ movdqa xmm2, xmm1 // G
+ pslld xmm1, 8 // R
+ psrld xmm3, 3 // B
+ psrld xmm2, 5 // G
+ psrad xmm1, 16 // R
+ pand xmm3, xmm5 // B
+ pand xmm2, xmm6 // G
+ pand xmm1, xmm7 // R
+ por xmm3, xmm2 // BG
+ por xmm1, xmm3 // BGR
+ packssdw xmm0, xmm1
+ sub ecx, 8
+ movdqu [edx], xmm0 // store 8 pixels of RGB565
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I422ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // argb
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 2 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+// Similar to I420 but duplicate UV once more.
+__declspec(naked) __declspec(align(16))
+void I411ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push ebx
+ push esi
+ push edi
+ mov eax, [esp + 12 + 4] // Y
+ mov esi, [esp + 12 + 8] // U
+ mov edi, [esp + 12 + 12] // V
+ mov edx, [esp + 12 + 16] // argb
+ mov ecx, [esp + 12 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV411 // modifies EBX
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ pop ebx
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void NV12ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // Y
+ mov esi, [esp + 4 + 8] // UV
+ mov edx, [esp + 4 + 12] // argb
+ mov ecx, [esp + 4 + 16] // width
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READNV12
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void NV21ToARGBRow_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // Y
+ mov esi, [esp + 4 + 8] // VU
+ mov edx, [esp + 4 + 12] // argb
+ mov ecx, [esp + 4 + 16] // width
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READNV12
+ YVUTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, unaligned.
+// 8 UV values, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I444ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // argb
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV444
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, unaligned.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void I422ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // argb
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, unaligned.
+// 2 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+// Similar to I420 but duplicate UV once more.
+__declspec(naked) __declspec(align(16))
+void I411ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push ebx
+ push esi
+ push edi
+ mov eax, [esp + 12 + 4] // Y
+ mov esi, [esp + 12 + 8] // U
+ mov edi, [esp + 12 + 12] // V
+ mov edx, [esp + 12 + 16] // argb
+ mov ecx, [esp + 12 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV411 // modifies EBX
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ pop ebx
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void NV12ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // Y
+ mov esi, [esp + 4 + 8] // UV
+ mov edx, [esp + 4 + 12] // argb
+ mov ecx, [esp + 4 + 16] // width
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READNV12
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+
+// 8 pixels, dest aligned 16.
+// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
+__declspec(naked) __declspec(align(16))
+void NV21ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* uv_buf,
+ uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // Y
+ mov esi, [esp + 4 + 8] // VU
+ mov edx, [esp + 4 + 12] // argb
+ mov ecx, [esp + 4 + 16] // width
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READNV12
+ YVUTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm0, xmm1 // BG
+ punpcklbw xmm2, xmm5 // RA
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm2 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm2 // BGRA next 4 pixels
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToBGRARow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_bgra,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // bgra
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into BGRA
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ punpcklbw xmm1, xmm0 // GB
+ punpcklbw xmm5, xmm2 // AR
+ movdqa xmm0, xmm5
+ punpcklwd xmm5, xmm1 // BGRA first 4 pixels
+ punpckhwd xmm0, xmm1 // BGRA next 4 pixels
+ movdqa [edx], xmm5
+ movdqa [edx + 16], xmm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToBGRARow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_bgra,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // bgra
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into BGRA
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ punpcklbw xmm1, xmm0 // GB
+ punpcklbw xmm5, xmm2 // AR
+ movdqa xmm0, xmm5
+ punpcklwd xmm5, xmm1 // BGRA first 4 pixels
+ punpckhwd xmm0, xmm1 // BGRA next 4 pixels
+ movdqu [edx], xmm5
+ movdqu [edx + 16], xmm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToABGRRow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_abgr,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // abgr
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm2, xmm1 // RG
+ punpcklbw xmm0, xmm5 // BA
+ movdqa xmm1, xmm2
+ punpcklwd xmm2, xmm0 // RGBA first 4 pixels
+ punpckhwd xmm1, xmm0 // RGBA next 4 pixels
+ movdqa [edx], xmm2
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToABGRRow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_abgr,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // abgr
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into ARGB
+ punpcklbw xmm2, xmm1 // RG
+ punpcklbw xmm0, xmm5 // BA
+ movdqa xmm1, xmm2
+ punpcklwd xmm2, xmm0 // RGBA first 4 pixels
+ punpckhwd xmm1, xmm0 // RGBA next 4 pixels
+ movdqu [edx], xmm2
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToRGBARow_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_rgba,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // rgba
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into RGBA
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ punpcklbw xmm1, xmm2 // GR
+ punpcklbw xmm5, xmm0 // AB
+ movdqa xmm0, xmm5
+ punpcklwd xmm5, xmm1 // RGBA first 4 pixels
+ punpckhwd xmm0, xmm1 // RGBA next 4 pixels
+ movdqa [edx], xmm5
+ movdqa [edx + 16], xmm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToRGBARow_Unaligned_SSSE3(const uint8* y_buf,
+ const uint8* u_buf,
+ const uint8* v_buf,
+ uint8* dst_rgba,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // Y
+ mov esi, [esp + 8 + 8] // U
+ mov edi, [esp + 8 + 12] // V
+ mov edx, [esp + 8 + 16] // rgba
+ mov ecx, [esp + 8 + 20] // width
+ sub edi, esi
+ pxor xmm4, xmm4
+
+ align 4
+ convertloop:
+ READYUV422
+ YUVTORGB
+
+ // Step 3: Weave into RGBA
+ pcmpeqb xmm5, xmm5 // generate 0xffffffff for alpha
+ punpcklbw xmm1, xmm2 // GR
+ punpcklbw xmm5, xmm0 // AB
+ movdqa xmm0, xmm5
+ punpcklwd xmm5, xmm1 // RGBA first 4 pixels
+ punpckhwd xmm0, xmm1 // RGBA next 4 pixels
+ movdqu [edx], xmm5
+ movdqu [edx + 16], xmm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+#endif // HAS_I422TOARGBROW_SSSE3
+
+#ifdef HAS_YTOARGBROW_SSE2
+__declspec(naked) __declspec(align(16))
+void YToARGBRow_SSE2(const uint8* y_buf,
+ uint8* rgb_buf,
+ int width) {+ __asm {+ pxor xmm5, xmm5
+ pcmpeqb xmm4, xmm4 // generate mask 0xff000000
+ pslld xmm4, 24
+ mov eax, 0x00100010
+ movd xmm3, eax
+ pshufd xmm3, xmm3, 0
+ mov eax, 0x004a004a // 74
+ movd xmm2, eax
+ pshufd xmm2, xmm2,0
+ mov eax, [esp + 4] // Y
+ mov edx, [esp + 8] // rgb
+ mov ecx, [esp + 12] // width
+
+ align 4
+ convertloop:
+ // Step 1: Scale Y contribution to 8 G values. G = (y - 16) * 1.164
+ movq xmm0, qword ptr [eax]
+ lea eax, [eax + 8]
+ punpcklbw xmm0, xmm5 // 0.Y
+ psubusw xmm0, xmm3
+ pmullw xmm0, xmm2
+ psrlw xmm0, 6
+ packuswb xmm0, xmm0 // G
+
+ // Step 2: Weave into ARGB
+ punpcklbw xmm0, xmm0 // GG
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm0 // BGRA first 4 pixels
+ punpckhwd xmm1, xmm1 // BGRA next 4 pixels
+ por xmm0, xmm4
+ por xmm1, xmm4
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ ret
+ }
+}
+#endif // HAS_YTOARGBROW_SSE2
+
+#ifdef HAS_MIRRORROW_SSSE3
+// Shuffle table for reversing the bytes.
+static const uvec8 kShuffleMirror = {+ 15u, 14u, 13u, 12u, 11u, 10u, 9u, 8u, 7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u
+};
+
+__declspec(naked) __declspec(align(16))
+void MirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // width
+ movdqa xmm5, kShuffleMirror
+ lea eax, [eax - 16]
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax + ecx]
+ pshufb xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_MIRRORROW_SSSE3
+
+#ifdef HAS_MIRRORROW_AVX2
+// Shuffle table for reversing the bytes.
+static const ulvec8 kShuffleMirror_AVX2 = {+ 15u, 14u, 13u, 12u, 11u, 10u, 9u, 8u, 7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u,
+ 15u, 14u, 13u, 12u, 11u, 10u, 9u, 8u, 7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u
+};
+
+__declspec(naked) __declspec(align(16))
+void MirrorRow_AVX2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // width
+ vmovdqa ymm5, kShuffleMirror_AVX2
+ lea eax, [eax - 32]
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax + ecx]
+ vpshufb ymm0, ymm0, ymm5
+ vpermq ymm0, ymm0, 0x4e // swap high and low halfs
+ sub ecx, 32
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ jg convertloop
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_MIRRORROW_AVX2
+
+#ifdef HAS_MIRRORROW_SSE2
+// SSE2 version has movdqu so it can be used on unaligned buffers when SSSE3
+// version can not.
+__declspec(naked) __declspec(align(16))
+void MirrorRow_SSE2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // width
+ lea eax, [eax - 16]
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax + ecx]
+ movdqa xmm1, xmm0 // swap bytes
+ psllw xmm0, 8
+ psrlw xmm1, 8
+ por xmm0, xmm1
+ pshuflw xmm0, xmm0, 0x1b // swap words
+ pshufhw xmm0, xmm0, 0x1b
+ pshufd xmm0, xmm0, 0x4e // swap qwords
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_MIRRORROW_SSE2
+
+#ifdef HAS_MIRRORROW_UV_SSSE3
+// Shuffle table for reversing the bytes of UV channels.
+static const uvec8 kShuffleMirrorUV = {+ 14u, 12u, 10u, 8u, 6u, 4u, 2u, 0u, 15u, 13u, 11u, 9u, 7u, 5u, 3u, 1u
+};
+
+__declspec(naked) __declspec(align(16))
+void MirrorUVRow_SSSE3(const uint8* src, uint8* dst_u, uint8* dst_v,
+ int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // width
+ movdqa xmm1, kShuffleMirrorUV
+ lea eax, [eax + ecx * 2 - 16]
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ lea eax, [eax - 16]
+ pshufb xmm0, xmm1
+ sub ecx, 8
+ movlpd qword ptr [edx], xmm0
+ movhpd qword ptr [edx + edi], xmm0
+ lea edx, [edx + 8]
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+#endif // HAS_MIRRORROW_UV_SSSE3
+
+#ifdef HAS_ARGBMIRRORROW_SSSE3
+// Shuffle table for reversing the bytes.
+static const uvec8 kARGBShuffleMirror = {+ 12u, 13u, 14u, 15u, 8u, 9u, 10u, 11u, 4u, 5u, 6u, 7u, 0u, 1u, 2u, 3u
+};
+
+__declspec(naked) __declspec(align(16))
+void ARGBMirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // width
+ lea eax, [eax - 16 + ecx * 4] // last 4 pixels.
+ movdqa xmm5, kARGBShuffleMirror
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ lea eax, [eax - 16]
+ pshufb xmm0, xmm5
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_ARGBMIRRORROW_SSSE3
+
+#ifdef HAS_ARGBMIRRORROW_AVX2
+// Shuffle table for reversing the bytes.
+static const ulvec32 kARGBShuffleMirror_AVX2 = {+ 7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u
+};
+
+__declspec(naked) __declspec(align(16))
+void ARGBMirrorRow_AVX2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // width
+ lea eax, [eax - 32]
+ vmovdqa ymm5, kARGBShuffleMirror_AVX2
+
+ align 4
+ convertloop:
+ vpermd ymm0, ymm5, [eax + ecx * 4] // permute dword order
+ sub ecx, 8
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ jg convertloop
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBMIRRORROW_AVX2
+
+#ifdef HAS_SPLITUVROW_SSE2
+__declspec(naked) __declspec(align(16))
+void SplitUVRow_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_uv
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ movdqa xmm2, xmm0
+ movdqa xmm3, xmm1
+ pand xmm0, xmm5 // even bytes
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ psrlw xmm2, 8 // odd bytes
+ psrlw xmm3, 8
+ packuswb xmm2, xmm3
+ movdqa [edx], xmm0
+ movdqa [edx + edi], xmm2
+ lea edx, [edx + 16]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void SplitUVRow_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
+ int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_uv
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ movdqa xmm2, xmm0
+ movdqa xmm3, xmm1
+ pand xmm0, xmm5 // even bytes
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ psrlw xmm2, 8 // odd bytes
+ psrlw xmm3, 8
+ packuswb xmm2, xmm3
+ movdqu [edx], xmm0
+ movdqu [edx + edi], xmm2
+ lea edx, [edx + 16]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+#endif // HAS_SPLITUVROW_SSE2
+
+#ifdef HAS_SPLITUVROW_AVX2
+__declspec(naked) __declspec(align(16))
+void SplitUVRow_AVX2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_uv
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0x00ff00ff
+ vpsrlw ymm5, ymm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ lea eax, [eax + 64]
+ vpsrlw ymm2, ymm0, 8 // odd bytes
+ vpsrlw ymm3, ymm1, 8
+ vpand ymm0, ymm0, ymm5 // even bytes
+ vpand ymm1, ymm1, ymm5
+ vpackuswb ymm0, ymm0, ymm1
+ vpackuswb ymm2, ymm2, ymm3
+ vpermq ymm0, ymm0, 0xd8
+ vpermq ymm2, ymm2, 0xd8
+ vmovdqu [edx], ymm0
+ vmovdqu [edx + edi], ymm2
+ lea edx, [edx + 32]
+ sub ecx, 32
+ jg convertloop
+
+ pop edi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_SPLITUVROW_AVX2
+
+#ifdef HAS_MERGEUVROW_SSE2
+__declspec(naked) __declspec(align(16))
+void MergeUVRow_SSE2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_u
+ mov edx, [esp + 4 + 8] // src_v
+ mov edi, [esp + 4 + 12] // dst_uv
+ mov ecx, [esp + 4 + 16] // width
+ sub edx, eax
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 16 U's
+ movdqa xmm1, [eax + edx] // and 16 V's
+ lea eax, [eax + 16]
+ movdqa xmm2, xmm0
+ punpcklbw xmm0, xmm1 // first 8 UV pairs
+ punpckhbw xmm2, xmm1 // next 8 UV pairs
+ movdqa [edi], xmm0
+ movdqa [edi + 16], xmm2
+ lea edi, [edi + 32]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void MergeUVRow_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
+ uint8* dst_uv, int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_u
+ mov edx, [esp + 4 + 8] // src_v
+ mov edi, [esp + 4 + 12] // dst_uv
+ mov ecx, [esp + 4 + 16] // width
+ sub edx, eax
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // read 16 U's
+ movdqu xmm1, [eax + edx] // and 16 V's
+ lea eax, [eax + 16]
+ movdqa xmm2, xmm0
+ punpcklbw xmm0, xmm1 // first 8 UV pairs
+ punpckhbw xmm2, xmm1 // next 8 UV pairs
+ movdqu [edi], xmm0
+ movdqu [edi + 16], xmm2
+ lea edi, [edi + 32]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+#endif // HAS_MERGEUVROW_SSE2
+
+#ifdef HAS_MERGEUVROW_AVX2
+__declspec(naked) __declspec(align(16))
+void MergeUVRow_AVX2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
+ int width) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_u
+ mov edx, [esp + 4 + 8] // src_v
+ mov edi, [esp + 4 + 12] // dst_uv
+ mov ecx, [esp + 4 + 16] // width
+ sub edx, eax
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax] // read 32 U's
+ vmovdqu ymm1, [eax + edx] // and 32 V's
+ lea eax, [eax + 32]
+ vpunpcklbw ymm2, ymm0, ymm1 // low 16 UV pairs. mutated qqword 0,2
+ vpunpckhbw ymm0, ymm0, ymm1 // high 16 UV pairs. mutated qqword 1,3
+ vperm2i128 ymm1, ymm2, ymm0, 0x20 // low 128 of ymm2 and low 128 of ymm0
+ vperm2i128 ymm2, ymm2, ymm0, 0x31 // high 128 of ymm2 and high 128 of ymm0
+ vmovdqu [edi], ymm1
+ vmovdqu [edi + 32], ymm2
+ lea edi, [edi + 64]
+ sub ecx, 32
+ jg convertloop
+
+ pop edi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_MERGEUVROW_AVX2
+
+#ifdef HAS_COPYROW_SSE2
+// CopyRow copys 'count' bytes using a 16 byte load/store, 32 bytes at time.
+__declspec(naked) __declspec(align(16))
+void CopyRow_SSE2(const uint8* src, uint8* dst, int count) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ sub ecx, 32
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_COPYROW_SSE2
+
+// Unaligned Multiple of 1.
+__declspec(naked) __declspec(align(16))
+void CopyRow_ERMS(const uint8* src, uint8* dst, int count) {+ __asm {+ mov eax, esi
+ mov edx, edi
+ mov esi, [esp + 4] // src
+ mov edi, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+ rep movsb
+ mov edi, edx
+ mov esi, eax
+ ret
+ }
+}
+
+#ifdef HAS_COPYROW_X86
+__declspec(naked) __declspec(align(16))
+void CopyRow_X86(const uint8* src, uint8* dst, int count) {+ __asm {+ mov eax, esi
+ mov edx, edi
+ mov esi, [esp + 4] // src
+ mov edi, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+ shr ecx, 2
+ rep movsd
+ mov edi, edx
+ mov esi, eax
+ ret
+ }
+}
+#endif // HAS_COPYROW_X86
+
+#ifdef HAS_ARGBCOPYALPHAROW_SSE2
+// width in pixels
+__declspec(naked) __declspec(align(16))
+void ARGBCopyAlphaRow_SSE2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+ pcmpeqb xmm0, xmm0 // generate mask 0xff000000
+ pslld xmm0, 24
+ pcmpeqb xmm1, xmm1 // generate mask 0x00ffffff
+ psrld xmm1, 8
+
+ align 4
+ convertloop:
+ movdqa xmm2, [eax]
+ movdqa xmm3, [eax + 16]
+ lea eax, [eax + 32]
+ movdqa xmm4, [edx]
+ movdqa xmm5, [edx + 16]
+ pand xmm2, xmm0
+ pand xmm3, xmm0
+ pand xmm4, xmm1
+ pand xmm5, xmm1
+ por xmm2, xmm4
+ por xmm3, xmm5
+ movdqa [edx], xmm2
+ movdqa [edx + 16], xmm3
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ ret
+ }
+}
+#endif // HAS_ARGBCOPYALPHAROW_SSE2
+
+#ifdef HAS_ARGBCOPYALPHAROW_AVX2
+// width in pixels
+__declspec(naked) __declspec(align(16))
+void ARGBCopyAlphaRow_AVX2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+ vpcmpeqb ymm0, ymm0, ymm0
+ vpsrld ymm0, ymm0, 8 // generate mask 0x00ffffff
+
+ align 4
+ convertloop:
+ vmovdqu ymm1, [eax]
+ vmovdqu ymm2, [eax + 32]
+ lea eax, [eax + 64]
+ vpblendvb ymm1, ymm1, [edx], ymm0
+ vpblendvb ymm2, ymm2, [edx + 32], ymm0
+ vmovdqu [edx], ymm1
+ vmovdqu [edx + 32], ymm2
+ lea edx, [edx + 64]
+ sub ecx, 16
+ jg convertloop
+
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBCOPYALPHAROW_AVX2
+
+#ifdef HAS_ARGBCOPYYTOALPHAROW_SSE2
+// width in pixels
+__declspec(naked) __declspec(align(16))
+void ARGBCopyYToAlphaRow_SSE2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+ pcmpeqb xmm0, xmm0 // generate mask 0xff000000
+ pslld xmm0, 24
+ pcmpeqb xmm1, xmm1 // generate mask 0x00ffffff
+ psrld xmm1, 8
+
+ align 4
+ convertloop:
+ movq xmm2, qword ptr [eax] // 8 Y's
+ lea eax, [eax + 8]
+ punpcklbw xmm2, xmm2
+ punpckhwd xmm3, xmm2
+ punpcklwd xmm2, xmm2
+ movdqa xmm4, [edx]
+ movdqa xmm5, [edx + 16]
+ pand xmm2, xmm0
+ pand xmm3, xmm0
+ pand xmm4, xmm1
+ pand xmm5, xmm1
+ por xmm2, xmm4
+ por xmm3, xmm5
+ movdqa [edx], xmm2
+ movdqa [edx + 16], xmm3
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ ret
+ }
+}
+#endif // HAS_ARGBCOPYYTOALPHAROW_SSE2
+
+#ifdef HAS_ARGBCOPYYTOALPHAROW_AVX2
+// width in pixels
+__declspec(naked) __declspec(align(16))
+void ARGBCopyYToAlphaRow_AVX2(const uint8* src, uint8* dst, int width) {+ __asm {+ mov eax, [esp + 4] // src
+ mov edx, [esp + 8] // dst
+ mov ecx, [esp + 12] // count
+ vpcmpeqb ymm0, ymm0, ymm0
+ vpsrld ymm0, ymm0, 8 // generate mask 0x00ffffff
+
+ align 4
+ convertloop:
+ vpmovzxbd ymm1, qword ptr [eax]
+ vpmovzxbd ymm2, qword ptr [eax + 8]
+ lea eax, [eax + 16]
+ vpslld ymm1, ymm1, 24
+ vpslld ymm2, ymm2, 24
+ vpblendvb ymm1, ymm1, [edx], ymm0
+ vpblendvb ymm2, ymm2, [edx + 32], ymm0
+ vmovdqu [edx], ymm1
+ vmovdqu [edx + 32], ymm2
+ lea edx, [edx + 64]
+ sub ecx, 16
+ jg convertloop
+
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBCOPYYTOALPHAROW_AVX2
+
+#ifdef HAS_SETROW_X86
+// SetRow8 writes 'count' bytes using a 32 bit value repeated.
+__declspec(naked) __declspec(align(16))
+void SetRow_X86(uint8* dst, uint32 v32, int count) {+ __asm {+ mov edx, edi
+ mov edi, [esp + 4] // dst
+ mov eax, [esp + 8] // v32
+ mov ecx, [esp + 12] // count
+ shr ecx, 2
+ rep stosd
+ mov edi, edx
+ ret
+ }
+}
+
+// SetRow32 writes 'count' words using a 32 bit value repeated.
+__declspec(naked) __declspec(align(16))
+void ARGBSetRows_X86(uint8* dst, uint32 v32, int width,
+ int dst_stride, int height) {+ __asm {+ push esi
+ push edi
+ push ebp
+ mov edi, [esp + 12 + 4] // dst
+ mov eax, [esp + 12 + 8] // v32
+ mov ebp, [esp + 12 + 12] // width
+ mov edx, [esp + 12 + 16] // dst_stride
+ mov esi, [esp + 12 + 20] // height
+ lea ecx, [ebp * 4]
+ sub edx, ecx // stride - width * 4
+
+ align 4
+ convertloop:
+ mov ecx, ebp
+ rep stosd
+ add edi, edx
+ sub esi, 1
+ jg convertloop
+
+ pop ebp
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_SETROW_X86
+
+#ifdef HAS_YUY2TOYROW_AVX2
+__declspec(naked) __declspec(align(16))
+void YUY2ToYRow_AVX2(const uint8* src_yuy2,
+ uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] // src_yuy2
+ mov edx, [esp + 8] // dst_y
+ mov ecx, [esp + 12] // pix
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0x00ff00ff
+ vpsrlw ymm5, ymm5, 8
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ lea eax, [eax + 64]
+ vpand ymm0, ymm0, ymm5 // even bytes are Y
+ vpand ymm1, ymm1, ymm5
+ vpackuswb ymm0, ymm0, ymm1 // mutates.
+ vpermq ymm0, ymm0, 0xd8
+ sub ecx, 32
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ jg convertloop
+ vzeroupper
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToUVRow_AVX2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_yuy2
+ mov esi, [esp + 8 + 8] // stride_yuy2
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0x00ff00ff
+ vpsrlw ymm5, ymm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ vpavgb ymm0, ymm0, [eax + esi]
+ vpavgb ymm1, ymm1, [eax + esi + 32]
+ lea eax, [eax + 64]
+ vpsrlw ymm0, ymm0, 8 // YUYV -> UVUV
+ vpsrlw ymm1, ymm1, 8
+ vpackuswb ymm0, ymm0, ymm1 // mutates.
+ vpermq ymm0, ymm0, 0xd8
+ vpand ymm1, ymm0, ymm5 // U
+ vpsrlw ymm0, ymm0, 8 // V
+ vpackuswb ymm1, ymm1, ymm1 // mutates.
+ vpackuswb ymm0, ymm0, ymm0 // mutates.
+ vpermq ymm1, ymm1, 0xd8
+ vpermq ymm0, ymm0, 0xd8
+ vextractf128 [edx], ymm1, 0 // U
+ vextractf128 [edx + edi], ymm0, 0 // V
+ lea edx, [edx + 16]
+ sub ecx, 32
+ jg convertloop
+
+ pop edi
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToUV422Row_AVX2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_yuy2
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0x00ff00ff
+ vpsrlw ymm5, ymm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ lea eax, [eax + 64]
+ vpsrlw ymm0, ymm0, 8 // YUYV -> UVUV
+ vpsrlw ymm1, ymm1, 8
+ vpackuswb ymm0, ymm0, ymm1 // mutates.
+ vpermq ymm0, ymm0, 0xd8
+ vpand ymm1, ymm0, ymm5 // U
+ vpsrlw ymm0, ymm0, 8 // V
+ vpackuswb ymm1, ymm1, ymm1 // mutates.
+ vpackuswb ymm0, ymm0, ymm0 // mutates.
+ vpermq ymm1, ymm1, 0xd8
+ vpermq ymm0, ymm0, 0xd8
+ vextractf128 [edx], ymm1, 0 // U
+ vextractf128 [edx + edi], ymm0, 0 // V
+ lea edx, [edx + 16]
+ sub ecx, 32
+ jg convertloop
+
+ pop edi
+ vzeroupper
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToYRow_AVX2(const uint8* src_uyvy,
+ uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] // src_uyvy
+ mov edx, [esp + 8] // dst_y
+ mov ecx, [esp + 12] // pix
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ lea eax, [eax + 64]
+ vpsrlw ymm0, ymm0, 8 // odd bytes are Y
+ vpsrlw ymm1, ymm1, 8
+ vpackuswb ymm0, ymm0, ymm1 // mutates.
+ vpermq ymm0, ymm0, 0xd8
+ sub ecx, 32
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ jg convertloop
+ ret
+ vzeroupper
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToUVRow_AVX2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_yuy2
+ mov esi, [esp + 8 + 8] // stride_yuy2
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0x00ff00ff
+ vpsrlw ymm5, ymm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ vpavgb ymm0, ymm0, [eax + esi]
+ vpavgb ymm1, ymm1, [eax + esi + 32]
+ lea eax, [eax + 64]
+ vpand ymm0, ymm0, ymm5 // UYVY -> UVUV
+ vpand ymm1, ymm1, ymm5
+ vpackuswb ymm0, ymm0, ymm1 // mutates.
+ vpermq ymm0, ymm0, 0xd8
+ vpand ymm1, ymm0, ymm5 // U
+ vpsrlw ymm0, ymm0, 8 // V
+ vpackuswb ymm1, ymm1, ymm1 // mutates.
+ vpackuswb ymm0, ymm0, ymm0 // mutates.
+ vpermq ymm1, ymm1, 0xd8
+ vpermq ymm0, ymm0, 0xd8
+ vextractf128 [edx], ymm1, 0 // U
+ vextractf128 [edx + edi], ymm0, 0 // V
+ lea edx, [edx + 16]
+ sub ecx, 32
+ jg convertloop
+
+ pop edi
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToUV422Row_AVX2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_yuy2
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0x00ff00ff
+ vpsrlw ymm5, ymm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ lea eax, [eax + 64]
+ vpand ymm0, ymm0, ymm5 // UYVY -> UVUV
+ vpand ymm1, ymm1, ymm5
+ vpackuswb ymm0, ymm0, ymm1 // mutates.
+ vpermq ymm0, ymm0, 0xd8
+ vpand ymm1, ymm0, ymm5 // U
+ vpsrlw ymm0, ymm0, 8 // V
+ vpackuswb ymm1, ymm1, ymm1 // mutates.
+ vpackuswb ymm0, ymm0, ymm0 // mutates.
+ vpermq ymm1, ymm1, 0xd8
+ vpermq ymm0, ymm0, 0xd8
+ vextractf128 [edx], ymm1, 0 // U
+ vextractf128 [edx + edi], ymm0, 0 // V
+ lea edx, [edx + 16]
+ sub ecx, 32
+ jg convertloop
+
+ pop edi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_YUY2TOYROW_AVX2
+
+#ifdef HAS_YUY2TOYROW_SSE2
+__declspec(naked) __declspec(align(16))
+void YUY2ToYRow_SSE2(const uint8* src_yuy2,
+ uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] // src_yuy2
+ mov edx, [esp + 8] // dst_y
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pand xmm0, xmm5 // even bytes are Y
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToUVRow_SSE2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_yuy2
+ mov esi, [esp + 8 + 8] // stride_yuy2
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + esi]
+ movdqa xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2
+ pavgb xmm1, xmm3
+ psrlw xmm0, 8 // YUYV -> UVUV
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToUV422Row_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_yuy2
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrlw xmm0, 8 // YUYV -> UVUV
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
+ uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] // src_yuy2
+ mov edx, [esp + 8] // dst_y
+ mov ecx, [esp + 12] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pand xmm0, xmm5 // even bytes are Y
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2, int stride_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_yuy2
+ mov esi, [esp + 8 + 8] // stride_yuy2
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + esi]
+ movdqu xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2
+ pavgb xmm1, xmm3
+ psrlw xmm0, 8 // YUYV -> UVUV
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_yuy2
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrlw xmm0, 8 // YUYV -> UVUV
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToYRow_SSE2(const uint8* src_uyvy,
+ uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] // src_uyvy
+ mov edx, [esp + 8] // dst_y
+ mov ecx, [esp + 12] // pix
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrlw xmm0, 8 // odd bytes are Y
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToUVRow_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_yuy2
+ mov esi, [esp + 8 + 8] // stride_yuy2
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + esi]
+ movdqa xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2
+ pavgb xmm1, xmm3
+ pand xmm0, xmm5 // UYVY -> UVUV
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToUV422Row_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_yuy2
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pand xmm0, xmm5 // UYVY -> UVUV
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
+ uint8* dst_y, int pix) {+ __asm {+ mov eax, [esp + 4] // src_uyvy
+ mov edx, [esp + 8] // dst_y
+ mov ecx, [esp + 12] // pix
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrlw xmm0, 8 // odd bytes are Y
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_yuy2
+ mov esi, [esp + 8 + 8] // stride_yuy2
+ mov edx, [esp + 8 + 12] // dst_u
+ mov edi, [esp + 8 + 16] // dst_v
+ mov ecx, [esp + 8 + 20] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + esi]
+ movdqu xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2
+ pavgb xmm1, xmm3
+ pand xmm0, xmm5 // UYVY -> UVUV
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
+ uint8* dst_u, uint8* dst_v, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_yuy2
+ mov edx, [esp + 4 + 8] // dst_u
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+ sub edi, edx
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pand xmm0, xmm5 // UYVY -> UVUV
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ movdqa xmm1, xmm0
+ pand xmm0, xmm5 // U
+ packuswb xmm0, xmm0
+ psrlw xmm1, 8 // V
+ packuswb xmm1, xmm1
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + edi], xmm1
+ lea edx, [edx + 8]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ ret
+ }
+}
+#endif // HAS_YUY2TOYROW_SSE2
+
+#ifdef HAS_ARGBBLENDROW_SSE2
+// Blend 8 pixels at a time.
+__declspec(naked) __declspec(align(16))
+void ARGBBlendRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ pcmpeqb xmm7, xmm7 // generate constant 1
+ psrlw xmm7, 15
+ pcmpeqb xmm6, xmm6 // generate mask 0x00ff00ff
+ psrlw xmm6, 8
+ pcmpeqb xmm5, xmm5 // generate mask 0xff00ff00
+ psllw xmm5, 8
+ pcmpeqb xmm4, xmm4 // generate mask 0xff000000
+ pslld xmm4, 24
+
+ sub ecx, 1
+ je convertloop1 // only 1 pixel?
+ jl convertloop1b
+
+ // 1 pixel loop until destination pointer is aligned.
+ alignloop1:
+ test edx, 15 // aligned?
+ je alignloop1b
+ movd xmm3, [eax]
+ lea eax, [eax + 4]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movd xmm2, [esi] // _r_b
+ psrlw xmm3, 8 // alpha
+ pshufhw xmm3, xmm3, 0F5h // 8 alpha words
+ pshuflw xmm3, xmm3, 0F5h
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movd xmm1, [esi] // _a_g
+ lea esi, [esi + 4]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 1
+ movd [edx], xmm0
+ lea edx, [edx + 4]
+ jge alignloop1
+
+ alignloop1b:
+ add ecx, 1 - 4
+ jl convertloop4b
+
+ // 4 pixel loop.
+ convertloop4:
+ movdqu xmm3, [eax] // src argb
+ lea eax, [eax + 16]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movdqu xmm2, [esi] // _r_b
+ psrlw xmm3, 8 // alpha
+ pshufhw xmm3, xmm3, 0F5h // 8 alpha words
+ pshuflw xmm3, xmm3, 0F5h
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movdqu xmm1, [esi] // _a_g
+ lea esi, [esi + 16]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jge convertloop4
+
+ convertloop4b:
+ add ecx, 4 - 1
+ jl convertloop1b
+
+ // 1 pixel loop.
+ convertloop1:
+ movd xmm3, [eax] // src argb
+ lea eax, [eax + 4]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movd xmm2, [esi] // _r_b
+ psrlw xmm3, 8 // alpha
+ pshufhw xmm3, xmm3, 0F5h // 8 alpha words
+ pshuflw xmm3, xmm3, 0F5h
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movd xmm1, [esi] // _a_g
+ lea esi, [esi + 4]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 1
+ movd [edx], xmm0
+ lea edx, [edx + 4]
+ jge convertloop1
+
+ convertloop1b:
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBBLENDROW_SSE2
+
+#ifdef HAS_ARGBBLENDROW_SSSE3
+// Shuffle table for isolating alpha.
+static const uvec8 kShuffleAlpha = {+ 3u, 0x80, 3u, 0x80, 7u, 0x80, 7u, 0x80,
+ 11u, 0x80, 11u, 0x80, 15u, 0x80, 15u, 0x80
+};
+// Same as SSE2, but replaces:
+// psrlw xmm3, 8 // alpha
+// pshufhw xmm3, xmm3, 0F5h // 8 alpha words
+// pshuflw xmm3, xmm3, 0F5h
+// with..
+// pshufb xmm3, kShuffleAlpha // alpha
+// Blend 8 pixels at a time.
+
+__declspec(naked) __declspec(align(16))
+void ARGBBlendRow_SSSE3(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ pcmpeqb xmm7, xmm7 // generate constant 0x0001
+ psrlw xmm7, 15
+ pcmpeqb xmm6, xmm6 // generate mask 0x00ff00ff
+ psrlw xmm6, 8
+ pcmpeqb xmm5, xmm5 // generate mask 0xff00ff00
+ psllw xmm5, 8
+ pcmpeqb xmm4, xmm4 // generate mask 0xff000000
+ pslld xmm4, 24
+
+ sub ecx, 1
+ je convertloop1 // only 1 pixel?
+ jl convertloop1b
+
+ // 1 pixel loop until destination pointer is aligned.
+ alignloop1:
+ test edx, 15 // aligned?
+ je alignloop1b
+ movd xmm3, [eax]
+ lea eax, [eax + 4]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movd xmm2, [esi] // _r_b
+ pshufb xmm3, kShuffleAlpha // alpha
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movd xmm1, [esi] // _a_g
+ lea esi, [esi + 4]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 1
+ movd [edx], xmm0
+ lea edx, [edx + 4]
+ jge alignloop1
+
+ alignloop1b:
+ add ecx, 1 - 4
+ jl convertloop4b
+
+ test eax, 15 // unaligned?
+ jne convertuloop4
+ test esi, 15 // unaligned?
+ jne convertuloop4
+
+ // 4 pixel loop.
+ convertloop4:
+ movdqa xmm3, [eax] // src argb
+ lea eax, [eax + 16]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movdqa xmm2, [esi] // _r_b
+ pshufb xmm3, kShuffleAlpha // alpha
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movdqa xmm1, [esi] // _a_g
+ lea esi, [esi + 16]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jge convertloop4
+ jmp convertloop4b
+
+ // 4 pixel unaligned loop.
+ convertuloop4:
+ movdqu xmm3, [eax] // src argb
+ lea eax, [eax + 16]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movdqu xmm2, [esi] // _r_b
+ pshufb xmm3, kShuffleAlpha // alpha
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movdqu xmm1, [esi] // _a_g
+ lea esi, [esi + 16]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jge convertuloop4
+
+ convertloop4b:
+ add ecx, 4 - 1
+ jl convertloop1b
+
+ // 1 pixel loop.
+ convertloop1:
+ movd xmm3, [eax] // src argb
+ lea eax, [eax + 4]
+ movdqa xmm0, xmm3 // src argb
+ pxor xmm3, xmm4 // ~alpha
+ movd xmm2, [esi] // _r_b
+ pshufb xmm3, kShuffleAlpha // alpha
+ pand xmm2, xmm6 // _r_b
+ paddw xmm3, xmm7 // 256 - alpha
+ pmullw xmm2, xmm3 // _r_b * alpha
+ movd xmm1, [esi] // _a_g
+ lea esi, [esi + 4]
+ psrlw xmm1, 8 // _a_g
+ por xmm0, xmm4 // set alpha to 255
+ pmullw xmm1, xmm3 // _a_g * alpha
+ psrlw xmm2, 8 // _r_b convert to 8 bits again
+ paddusb xmm0, xmm2 // + src argb
+ pand xmm1, xmm5 // a_g_ convert to 8 bits again
+ paddusb xmm0, xmm1 // + src argb
+ sub ecx, 1
+ movd [edx], xmm0
+ lea edx, [edx + 4]
+ jge convertloop1
+
+ convertloop1b:
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBBLENDROW_SSSE3
+
+#ifdef HAS_ARGBATTENUATEROW_SSE2
+// Attenuate 4 pixels at a time.
+// Aligned to 16 bytes.
+__declspec(naked) __declspec(align(16))
+void ARGBAttenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width) {+ __asm {+ mov eax, [esp + 4] // src_argb0
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // width
+ pcmpeqb xmm4, xmm4 // generate mask 0xff000000
+ pslld xmm4, 24
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ffffff
+ psrld xmm5, 8
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 4 pixels
+ punpcklbw xmm0, xmm0 // first 2
+ pshufhw xmm2, xmm0, 0FFh // 8 alpha words
+ pshuflw xmm2, xmm2, 0FFh
+ pmulhuw xmm0, xmm2 // rgb * a
+ movdqa xmm1, [eax] // read 4 pixels
+ punpckhbw xmm1, xmm1 // next 2 pixels
+ pshufhw xmm2, xmm1, 0FFh // 8 alpha words
+ pshuflw xmm2, xmm2, 0FFh
+ pmulhuw xmm1, xmm2 // rgb * a
+ movdqa xmm2, [eax] // alphas
+ lea eax, [eax + 16]
+ psrlw xmm0, 8
+ pand xmm2, xmm4
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ pand xmm0, xmm5 // keep original alphas
+ por xmm0, xmm2
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ ret
+ }
+}
+#endif // HAS_ARGBATTENUATEROW_SSE2
+
+#ifdef HAS_ARGBATTENUATEROW_SSSE3
+// Shuffle table duplicating alpha.
+static const uvec8 kShuffleAlpha0 = {+ 3u, 3u, 3u, 3u, 3u, 3u, 128u, 128u, 7u, 7u, 7u, 7u, 7u, 7u, 128u, 128u,
+};
+static const uvec8 kShuffleAlpha1 = {+ 11u, 11u, 11u, 11u, 11u, 11u, 128u, 128u,
+ 15u, 15u, 15u, 15u, 15u, 15u, 128u, 128u,
+};
+__declspec(naked) __declspec(align(16))
+void ARGBAttenuateRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width) {+ __asm {+ mov eax, [esp + 4] // src_argb0
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // width
+ pcmpeqb xmm3, xmm3 // generate mask 0xff000000
+ pslld xmm3, 24
+ movdqa xmm4, kShuffleAlpha0
+ movdqa xmm5, kShuffleAlpha1
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // read 4 pixels
+ pshufb xmm0, xmm4 // isolate first 2 alphas
+ movdqu xmm1, [eax] // read 4 pixels
+ punpcklbw xmm1, xmm1 // first 2 pixel rgbs
+ pmulhuw xmm0, xmm1 // rgb * a
+ movdqu xmm1, [eax] // read 4 pixels
+ pshufb xmm1, xmm5 // isolate next 2 alphas
+ movdqu xmm2, [eax] // read 4 pixels
+ punpckhbw xmm2, xmm2 // next 2 pixel rgbs
+ pmulhuw xmm1, xmm2 // rgb * a
+ movdqu xmm2, [eax] // mask original alpha
+ lea eax, [eax + 16]
+ pand xmm2, xmm3
+ psrlw xmm0, 8
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ por xmm0, xmm2 // copy original alpha
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ ret
+ }
+}
+#endif // HAS_ARGBATTENUATEROW_SSSE3
+
+#ifdef HAS_ARGBATTENUATEROW_AVX2
+// Shuffle table duplicating alpha.
+static const ulvec8 kShuffleAlpha_AVX2 = {+ 6u, 7u, 6u, 7u, 6u, 7u, 128u, 128u,
+ 14u, 15u, 14u, 15u, 14u, 15u, 128u, 128u,
+ 6u, 7u, 6u, 7u, 6u, 7u, 128u, 128u,
+ 14u, 15u, 14u, 15u, 14u, 15u, 128u, 128u,
+};
+__declspec(naked) __declspec(align(16))
+void ARGBAttenuateRow_AVX2(const uint8* src_argb, uint8* dst_argb, int width) {+ __asm {+ mov eax, [esp + 4] // src_argb0
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // width
+ sub edx, eax
+ vmovdqa ymm4, kShuffleAlpha_AVX2
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0xff000000
+ vpslld ymm5, ymm5, 24
+
+ align 4
+ convertloop:
+ vmovdqu ymm6, [eax] // read 8 pixels.
+ vpunpcklbw ymm0, ymm6, ymm6 // low 4 pixels. mutated.
+ vpunpckhbw ymm1, ymm6, ymm6 // high 4 pixels. mutated.
+ vpshufb ymm2, ymm0, ymm4 // low 4 alphas
+ vpshufb ymm3, ymm1, ymm4 // high 4 alphas
+ vpmulhuw ymm0, ymm0, ymm2 // rgb * a
+ vpmulhuw ymm1, ymm1, ymm3 // rgb * a
+ vpand ymm6, ymm6, ymm5 // isolate alpha
+ vpsrlw ymm0, ymm0, 8
+ vpsrlw ymm1, ymm1, 8
+ vpackuswb ymm0, ymm0, ymm1 // unmutated.
+ vpor ymm0, ymm0, ymm6 // copy original alpha
+ sub ecx, 8
+ vmovdqu [eax + edx], ymm0
+ lea eax, [eax + 32]
+ jg convertloop
+
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBATTENUATEROW_AVX2
+
+#ifdef HAS_ARGBUNATTENUATEROW_SSE2
+// Unattenuate 4 pixels at a time.
+// Aligned to 16 bytes.
+__declspec(naked) __declspec(align(16))
+void ARGBUnattenuateRow_SSE2(const uint8* src_argb, uint8* dst_argb,
+ int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb0
+ mov edx, [esp + 8 + 8] // dst_argb
+ mov ecx, [esp + 8 + 12] // width
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // read 4 pixels
+ movzx esi, byte ptr [eax + 3] // first alpha
+ movzx edi, byte ptr [eax + 7] // second alpha
+ punpcklbw xmm0, xmm0 // first 2
+ movd xmm2, dword ptr fixed_invtbl8[esi * 4]
+ movd xmm3, dword ptr fixed_invtbl8[edi * 4]
+ pshuflw xmm2, xmm2, 040h // first 4 inv_alpha words. 1, a, a, a
+ pshuflw xmm3, xmm3, 040h // next 4 inv_alpha words
+ movlhps xmm2, xmm3
+ pmulhuw xmm0, xmm2 // rgb * a
+
+ movdqu xmm1, [eax] // read 4 pixels
+ movzx esi, byte ptr [eax + 11] // third alpha
+ movzx edi, byte ptr [eax + 15] // forth alpha
+ punpckhbw xmm1, xmm1 // next 2
+ movd xmm2, dword ptr fixed_invtbl8[esi * 4]
+ movd xmm3, dword ptr fixed_invtbl8[edi * 4]
+ pshuflw xmm2, xmm2, 040h // first 4 inv_alpha words
+ pshuflw xmm3, xmm3, 040h // next 4 inv_alpha words
+ movlhps xmm2, xmm3
+ pmulhuw xmm1, xmm2 // rgb * a
+ lea eax, [eax + 16]
+
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBUNATTENUATEROW_SSE2
+
+#ifdef HAS_ARGBUNATTENUATEROW_AVX2
+// Shuffle table duplicating alpha.
+static const ulvec8 kUnattenShuffleAlpha_AVX2 = {+ 0u, 1u, 0u, 1u, 0u, 1u, 6u, 7u, 8u, 9u, 8u, 9u, 8u, 9u, 14u, 15,
+ 0u, 1u, 0u, 1u, 0u, 1u, 6u, 7u, 8u, 9u, 8u, 9u, 8u, 9u, 14u, 15,
+};
+// TODO(fbarchard): Enable USE_GATHER for future hardware if faster.
+// USE_GATHER is not on by default, due to being a slow instruction.
+#ifdef USE_GATHER
+__declspec(naked) __declspec(align(16))
+void ARGBUnattenuateRow_AVX2(const uint8* src_argb, uint8* dst_argb,
+ int width) {+ __asm {+ mov eax, [esp + 4] // src_argb0
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // width
+ sub edx, eax
+ vmovdqa ymm4, kUnattenShuffleAlpha_AVX2
+
+ align 4
+ convertloop:
+ vmovdqu ymm6, [eax] // read 8 pixels.
+ vpcmpeqb ymm5, ymm5, ymm5 // generate mask 0xffffffff for gather.
+ vpsrld ymm2, ymm6, 24 // alpha in low 8 bits.
+ vpunpcklbw ymm0, ymm6, ymm6 // low 4 pixels. mutated.
+ vpunpckhbw ymm1, ymm6, ymm6 // high 4 pixels. mutated.
+ vpgatherdd ymm3, [ymm2 * 4 + fixed_invtbl8], ymm5 // ymm5 cleared. 1, a
+ vpunpcklwd ymm2, ymm3, ymm3 // low 4 inverted alphas. mutated. 1, 1, a, a
+ vpunpckhwd ymm3, ymm3, ymm3 // high 4 inverted alphas. mutated.
+ vpshufb ymm2, ymm2, ymm4 // replicate low 4 alphas. 1, a, a, a
+ vpshufb ymm3, ymm3, ymm4 // replicate high 4 alphas
+ vpmulhuw ymm0, ymm0, ymm2 // rgb * ia
+ vpmulhuw ymm1, ymm1, ymm3 // rgb * ia
+ vpackuswb ymm0, ymm0, ymm1 // unmutated.
+ sub ecx, 8
+ vmovdqu [eax + edx], ymm0
+ lea eax, [eax + 32]
+ jg convertloop
+
+ vzeroupper
+ ret
+ }
+}
+#else // USE_GATHER
+__declspec(naked) __declspec(align(16))
+void ARGBUnattenuateRow_AVX2(const uint8* src_argb, uint8* dst_argb,
+ int width) {+ __asm {+
+ mov eax, [esp + 4] // src_argb0
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // width
+ sub edx, eax
+ vmovdqa ymm5, kUnattenShuffleAlpha_AVX2
+
+ push esi
+ push edi
+
+ align 4
+ convertloop:
+ // replace VPGATHER
+ movzx esi, byte ptr [eax + 3] // alpha0
+ movzx edi, byte ptr [eax + 7] // alpha1
+ vmovd xmm0, dword ptr fixed_invtbl8[esi * 4] // [1,a0]
+ vmovd xmm1, dword ptr fixed_invtbl8[edi * 4] // [1,a1]
+ movzx esi, byte ptr [eax + 11] // alpha2
+ movzx edi, byte ptr [eax + 15] // alpha3
+ vpunpckldq xmm6, xmm0, xmm1 // [1,a1,1,a0]
+ vmovd xmm2, dword ptr fixed_invtbl8[esi * 4] // [1,a2]
+ vmovd xmm3, dword ptr fixed_invtbl8[edi * 4] // [1,a3]
+ movzx esi, byte ptr [eax + 19] // alpha4
+ movzx edi, byte ptr [eax + 23] // alpha5
+ vpunpckldq xmm7, xmm2, xmm3 // [1,a3,1,a2]
+ vmovd xmm0, dword ptr fixed_invtbl8[esi * 4] // [1,a4]
+ vmovd xmm1, dword ptr fixed_invtbl8[edi * 4] // [1,a5]
+ movzx esi, byte ptr [eax + 27] // alpha6
+ movzx edi, byte ptr [eax + 31] // alpha7
+ vpunpckldq xmm0, xmm0, xmm1 // [1,a5,1,a4]
+ vmovd xmm2, dword ptr fixed_invtbl8[esi * 4] // [1,a6]
+ vmovd xmm3, dword ptr fixed_invtbl8[edi * 4] // [1,a7]
+ vpunpckldq xmm2, xmm2, xmm3 // [1,a7,1,a6]
+ vpunpcklqdq xmm3, xmm6, xmm7 // [1,a3,1,a2,1,a1,1,a0]
+ vpunpcklqdq xmm0, xmm0, xmm2 // [1,a7,1,a6,1,a5,1,a4]
+ vinserti128 ymm3, ymm3, xmm0, 1 // [1,a7,1,a6,1,a5,1,a4,1,a3,1,a2,1,a1,1,a0]
+ // end of VPGATHER
+
+ vmovdqu ymm6, [eax] // read 8 pixels.
+ vpunpcklbw ymm0, ymm6, ymm6 // low 4 pixels. mutated.
+ vpunpckhbw ymm1, ymm6, ymm6 // high 4 pixels. mutated.
+ vpunpcklwd ymm2, ymm3, ymm3 // low 4 inverted alphas. mutated. 1, 1, a, a
+ vpunpckhwd ymm3, ymm3, ymm3 // high 4 inverted alphas. mutated.
+ vpshufb ymm2, ymm2, ymm5 // replicate low 4 alphas. 1, a, a, a
+ vpshufb ymm3, ymm3, ymm5 // replicate high 4 alphas
+ vpmulhuw ymm0, ymm0, ymm2 // rgb * ia
+ vpmulhuw ymm1, ymm1, ymm3 // rgb * ia
+ vpackuswb ymm0, ymm0, ymm1 // unmutated.
+ sub ecx, 8
+ vmovdqu [eax + edx], ymm0
+ lea eax, [eax + 32]
+ jg convertloop
+
+ pop edi
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+#endif // USE_GATHER
+#endif // HAS_ARGBATTENUATEROW_AVX2
+
+#ifdef HAS_ARGBGRAYROW_SSSE3
+// Convert 8 ARGB pixels (64 bytes) to 8 Gray ARGB pixels.
+__declspec(naked) __declspec(align(16))
+void ARGBGrayRow_SSSE3(const uint8* src_argb, uint8* dst_argb, int width) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_argb */
+ mov ecx, [esp + 12] /* width */
+ movdqa xmm4, kARGBToYJ
+ movdqa xmm5, kAddYJ64
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // G
+ movdqa xmm1, [eax + 16]
+ pmaddubsw xmm0, xmm4
+ pmaddubsw xmm1, xmm4
+ phaddw xmm0, xmm1
+ paddw xmm0, xmm5 // Add .5 for rounding.
+ psrlw xmm0, 7
+ packuswb xmm0, xmm0 // 8 G bytes
+ movdqa xmm2, [eax] // A
+ movdqa xmm3, [eax + 16]
+ lea eax, [eax + 32]
+ psrld xmm2, 24
+ psrld xmm3, 24
+ packuswb xmm2, xmm3
+ packuswb xmm2, xmm2 // 8 A bytes
+ movdqa xmm3, xmm0 // Weave into GG, GA, then GGGA
+ punpcklbw xmm0, xmm0 // 8 GG words
+ punpcklbw xmm3, xmm2 // 8 GA words
+ movdqa xmm1, xmm0
+ punpcklwd xmm0, xmm3 // GGGA first 4
+ punpckhwd xmm1, xmm3 // GGGA next 4
+ sub ecx, 8
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_ARGBGRAYROW_SSSE3
+
+#ifdef HAS_ARGBSEPIAROW_SSSE3
+// b = (r * 35 + g * 68 + b * 17) >> 7
+// g = (r * 45 + g * 88 + b * 22) >> 7
+// r = (r * 50 + g * 98 + b * 24) >> 7
+// Constant for ARGB color to sepia tone.
+static const vec8 kARGBToSepiaB = {+ 17, 68, 35, 0, 17, 68, 35, 0, 17, 68, 35, 0, 17, 68, 35, 0
+};
+
+static const vec8 kARGBToSepiaG = {+ 22, 88, 45, 0, 22, 88, 45, 0, 22, 88, 45, 0, 22, 88, 45, 0
+};
+
+static const vec8 kARGBToSepiaR = {+ 24, 98, 50, 0, 24, 98, 50, 0, 24, 98, 50, 0, 24, 98, 50, 0
+};
+
+// Convert 8 ARGB pixels (32 bytes) to 8 Sepia ARGB pixels.
+__declspec(naked) __declspec(align(16))
+void ARGBSepiaRow_SSSE3(uint8* dst_argb, int width) {+ __asm {+ mov eax, [esp + 4] /* dst_argb */
+ mov ecx, [esp + 8] /* width */
+ movdqa xmm2, kARGBToSepiaB
+ movdqa xmm3, kARGBToSepiaG
+ movdqa xmm4, kARGBToSepiaR
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // B
+ movdqa xmm6, [eax + 16]
+ pmaddubsw xmm0, xmm2
+ pmaddubsw xmm6, xmm2
+ phaddw xmm0, xmm6
+ psrlw xmm0, 7
+ packuswb xmm0, xmm0 // 8 B values
+ movdqa xmm5, [eax] // G
+ movdqa xmm1, [eax + 16]
+ pmaddubsw xmm5, xmm3
+ pmaddubsw xmm1, xmm3
+ phaddw xmm5, xmm1
+ psrlw xmm5, 7
+ packuswb xmm5, xmm5 // 8 G values
+ punpcklbw xmm0, xmm5 // 8 BG values
+ movdqa xmm5, [eax] // R
+ movdqa xmm1, [eax + 16]
+ pmaddubsw xmm5, xmm4
+ pmaddubsw xmm1, xmm4
+ phaddw xmm5, xmm1
+ psrlw xmm5, 7
+ packuswb xmm5, xmm5 // 8 R values
+ movdqa xmm6, [eax] // A
+ movdqa xmm1, [eax + 16]
+ psrld xmm6, 24
+ psrld xmm1, 24
+ packuswb xmm6, xmm1
+ packuswb xmm6, xmm6 // 8 A values
+ punpcklbw xmm5, xmm6 // 8 RA values
+ movdqa xmm1, xmm0 // Weave BG, RA together
+ punpcklwd xmm0, xmm5 // BGRA first 4
+ punpckhwd xmm1, xmm5 // BGRA next 4
+ sub ecx, 8
+ movdqa [eax], xmm0
+ movdqa [eax + 16], xmm1
+ lea eax, [eax + 32]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_ARGBSEPIAROW_SSSE3
+
+#ifdef HAS_ARGBCOLORMATRIXROW_SSSE3
+// Tranform 8 ARGB pixels (32 bytes) with color matrix.
+// Same as Sepia except matrix is provided.
+// TODO(fbarchard): packuswbs only use half of the reg. To make RGBA, combine R
+// and B into a high and low, then G/A, unpackl/hbw and then unpckl/hwd.
+__declspec(naked) __declspec(align(16))
+void ARGBColorMatrixRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const int8* matrix_argb, int width) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_argb */
+ mov ecx, [esp + 12] /* matrix_argb */
+ movdqu xmm5, [ecx]
+ pshufd xmm2, xmm5, 0x00
+ pshufd xmm3, xmm5, 0x55
+ pshufd xmm4, xmm5, 0xaa
+ pshufd xmm5, xmm5, 0xff
+ mov ecx, [esp + 16] /* width */
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // B
+ movdqa xmm7, [eax + 16]
+ pmaddubsw xmm0, xmm2
+ pmaddubsw xmm7, xmm2
+ movdqa xmm6, [eax] // G
+ movdqa xmm1, [eax + 16]
+ pmaddubsw xmm6, xmm3
+ pmaddubsw xmm1, xmm3
+ phaddsw xmm0, xmm7 // B
+ phaddsw xmm6, xmm1 // G
+ psraw xmm0, 6 // B
+ psraw xmm6, 6 // G
+ packuswb xmm0, xmm0 // 8 B values
+ packuswb xmm6, xmm6 // 8 G values
+ punpcklbw xmm0, xmm6 // 8 BG values
+ movdqa xmm1, [eax] // R
+ movdqa xmm7, [eax + 16]
+ pmaddubsw xmm1, xmm4
+ pmaddubsw xmm7, xmm4
+ phaddsw xmm1, xmm7 // R
+ movdqa xmm6, [eax] // A
+ movdqa xmm7, [eax + 16]
+ pmaddubsw xmm6, xmm5
+ pmaddubsw xmm7, xmm5
+ phaddsw xmm6, xmm7 // A
+ psraw xmm1, 6 // R
+ psraw xmm6, 6 // A
+ packuswb xmm1, xmm1 // 8 R values
+ packuswb xmm6, xmm6 // 8 A values
+ punpcklbw xmm1, xmm6 // 8 RA values
+ movdqa xmm6, xmm0 // Weave BG, RA together
+ punpcklwd xmm0, xmm1 // BGRA first 4
+ punpckhwd xmm6, xmm1 // BGRA next 4
+ sub ecx, 8
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm6
+ lea eax, [eax + 32]
+ lea edx, [edx + 32]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_ARGBCOLORMATRIXROW_SSSE3
+
+#ifdef HAS_ARGBQUANTIZEROW_SSE2
+// Quantize 4 ARGB pixels (16 bytes).
+// Aligned to 16 bytes.
+__declspec(naked) __declspec(align(16))
+void ARGBQuantizeRow_SSE2(uint8* dst_argb, int scale, int interval_size,
+ int interval_offset, int width) {+ __asm {+ mov eax, [esp + 4] /* dst_argb */
+ movd xmm2, [esp + 8] /* scale */
+ movd xmm3, [esp + 12] /* interval_size */
+ movd xmm4, [esp + 16] /* interval_offset */
+ mov ecx, [esp + 20] /* width */
+ pshuflw xmm2, xmm2, 040h
+ pshufd xmm2, xmm2, 044h
+ pshuflw xmm3, xmm3, 040h
+ pshufd xmm3, xmm3, 044h
+ pshuflw xmm4, xmm4, 040h
+ pshufd xmm4, xmm4, 044h
+ pxor xmm5, xmm5 // constant 0
+ pcmpeqb xmm6, xmm6 // generate mask 0xff000000
+ pslld xmm6, 24
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 4 pixels
+ punpcklbw xmm0, xmm5 // first 2 pixels
+ pmulhuw xmm0, xmm2 // pixel * scale >> 16
+ movdqa xmm1, [eax] // read 4 pixels
+ punpckhbw xmm1, xmm5 // next 2 pixels
+ pmulhuw xmm1, xmm2
+ pmullw xmm0, xmm3 // * interval_size
+ movdqa xmm7, [eax] // read 4 pixels
+ pmullw xmm1, xmm3
+ pand xmm7, xmm6 // mask alpha
+ paddw xmm0, xmm4 // + interval_size / 2
+ paddw xmm1, xmm4
+ packuswb xmm0, xmm1
+ por xmm0, xmm7
+ sub ecx, 4
+ movdqa [eax], xmm0
+ lea eax, [eax + 16]
+ jg convertloop
+ ret
+ }
+}
+#endif // HAS_ARGBQUANTIZEROW_SSE2
+
+#ifdef HAS_ARGBSHADEROW_SSE2
+// Shade 4 pixels at a time by specified value.
+// Aligned to 16 bytes.
+__declspec(naked) __declspec(align(16))
+void ARGBShadeRow_SSE2(const uint8* src_argb, uint8* dst_argb, int width,
+ uint32 value) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // width
+ movd xmm2, [esp + 16] // value
+ punpcklbw xmm2, xmm2
+ punpcklqdq xmm2, xmm2
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 4 pixels
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm0 // first 2
+ punpckhbw xmm1, xmm1 // next 2
+ pmulhuw xmm0, xmm2 // argb * value
+ pmulhuw xmm1, xmm2 // argb * value
+ psrlw xmm0, 8
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ ret
+ }
+}
+#endif // HAS_ARGBSHADEROW_SSE2
+
+#ifdef HAS_ARGBMULTIPLYROW_SSE2
+// Multiply 2 rows of ARGB pixels together, 4 pixels at a time.
+__declspec(naked) __declspec(align(16))
+void ARGBMultiplyRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ pxor xmm5, xmm5 // constant 0
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // read 4 pixels from src_argb0
+ movdqu xmm2, [esi] // read 4 pixels from src_argb1
+ movdqu xmm1, xmm0
+ movdqu xmm3, xmm2
+ punpcklbw xmm0, xmm0 // first 2
+ punpckhbw xmm1, xmm1 // next 2
+ punpcklbw xmm2, xmm5 // first 2
+ punpckhbw xmm3, xmm5 // next 2
+ pmulhuw xmm0, xmm2 // src_argb0 * src_argb1 first 2
+ pmulhuw xmm1, xmm3 // src_argb0 * src_argb1 next 2
+ lea eax, [eax + 16]
+ lea esi, [esi + 16]
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBMULTIPLYROW_SSE2
+
+#ifdef HAS_ARGBADDROW_SSE2
+// Add 2 rows of ARGB pixels together, 4 pixels at a time.
+// TODO(fbarchard): Port this to posix, neon and other math functions.
+__declspec(naked) __declspec(align(16))
+void ARGBAddRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+
+ sub ecx, 4
+ jl convertloop49
+
+ align 4
+ convertloop4:
+ movdqu xmm0, [eax] // read 4 pixels from src_argb0
+ lea eax, [eax + 16]
+ movdqu xmm1, [esi] // read 4 pixels from src_argb1
+ lea esi, [esi + 16]
+ paddusb xmm0, xmm1 // src_argb0 + src_argb1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jge convertloop4
+
+ convertloop49:
+ add ecx, 4 - 1
+ jl convertloop19
+
+ convertloop1:
+ movd xmm0, [eax] // read 1 pixels from src_argb0
+ lea eax, [eax + 4]
+ movd xmm1, [esi] // read 1 pixels from src_argb1
+ lea esi, [esi + 4]
+ paddusb xmm0, xmm1 // src_argb0 + src_argb1
+ sub ecx, 1
+ movd [edx], xmm0
+ lea edx, [edx + 4]
+ jge convertloop1
+
+ convertloop19:
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBADDROW_SSE2
+
+#ifdef HAS_ARGBSUBTRACTROW_SSE2
+// Subtract 2 rows of ARGB pixels together, 4 pixels at a time.
+__declspec(naked) __declspec(align(16))
+void ARGBSubtractRow_SSE2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+
+ align 4
+ convertloop:
+ movdqu xmm0, [eax] // read 4 pixels from src_argb0
+ lea eax, [eax + 16]
+ movdqu xmm1, [esi] // read 4 pixels from src_argb1
+ lea esi, [esi + 16]
+ psubusb xmm0, xmm1 // src_argb0 - src_argb1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBSUBTRACTROW_SSE2
+
+#ifdef HAS_ARGBMULTIPLYROW_AVX2
+// Multiply 2 rows of ARGB pixels together, 8 pixels at a time.
+__declspec(naked) __declspec(align(16))
+void ARGBMultiplyRow_AVX2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ vpxor ymm5, ymm5, ymm5 // constant 0
+
+ align 4
+ convertloop:
+ vmovdqu ymm1, [eax] // read 8 pixels from src_argb0
+ lea eax, [eax + 32]
+ vmovdqu ymm3, [esi] // read 8 pixels from src_argb1
+ lea esi, [esi + 32]
+ vpunpcklbw ymm0, ymm1, ymm1 // low 4
+ vpunpckhbw ymm1, ymm1, ymm1 // high 4
+ vpunpcklbw ymm2, ymm3, ymm5 // low 4
+ vpunpckhbw ymm3, ymm3, ymm5 // high 4
+ vpmulhuw ymm0, ymm0, ymm2 // src_argb0 * src_argb1 low 4
+ vpmulhuw ymm1, ymm1, ymm3 // src_argb0 * src_argb1 high 4
+ vpackuswb ymm0, ymm0, ymm1
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBMULTIPLYROW_AVX2
+
+#ifdef HAS_ARGBADDROW_AVX2
+// Add 2 rows of ARGB pixels together, 8 pixels at a time.
+__declspec(naked) __declspec(align(16))
+void ARGBAddRow_AVX2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax] // read 8 pixels from src_argb0
+ lea eax, [eax + 32]
+ vpaddusb ymm0, ymm0, [esi] // add 8 pixels from src_argb1
+ lea esi, [esi + 32]
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBADDROW_AVX2
+
+#ifdef HAS_ARGBSUBTRACTROW_AVX2
+// Subtract 2 rows of ARGB pixels together, 8 pixels at a time.
+__declspec(naked) __declspec(align(16))
+void ARGBSubtractRow_AVX2(const uint8* src_argb0, const uint8* src_argb1,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb0
+ mov esi, [esp + 4 + 8] // src_argb1
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax] // read 8 pixels from src_argb0
+ lea eax, [eax + 32]
+ vpsubusb ymm0, ymm0, [esi] // src_argb0 - src_argb1
+ lea esi, [esi + 32]
+ vmovdqu [edx], ymm0
+ lea edx, [edx + 32]
+ sub ecx, 8
+ jg convertloop
+
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBSUBTRACTROW_AVX2
+
+#ifdef HAS_SOBELXROW_SSE2
+// SobelX as a matrix is
+// -1 0 1
+// -2 0 2
+// -1 0 1
+__declspec(naked) __declspec(align(16))
+void SobelXRow_SSE2(const uint8* src_y0, const uint8* src_y1,
+ const uint8* src_y2, uint8* dst_sobelx, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_y0
+ mov esi, [esp + 8 + 8] // src_y1
+ mov edi, [esp + 8 + 12] // src_y2
+ mov edx, [esp + 8 + 16] // dst_sobelx
+ mov ecx, [esp + 8 + 20] // width
+ sub esi, eax
+ sub edi, eax
+ sub edx, eax
+ pxor xmm5, xmm5 // constant 0
+
+ align 4
+ convertloop:
+ movq xmm0, qword ptr [eax] // read 8 pixels from src_y0[0]
+ movq xmm1, qword ptr [eax + 2] // read 8 pixels from src_y0[2]
+ punpcklbw xmm0, xmm5
+ punpcklbw xmm1, xmm5
+ psubw xmm0, xmm1
+ movq xmm1, qword ptr [eax + esi] // read 8 pixels from src_y1[0]
+ movq xmm2, qword ptr [eax + esi + 2] // read 8 pixels from src_y1[2]
+ punpcklbw xmm1, xmm5
+ punpcklbw xmm2, xmm5
+ psubw xmm1, xmm2
+ movq xmm2, qword ptr [eax + edi] // read 8 pixels from src_y2[0]
+ movq xmm3, qword ptr [eax + edi + 2] // read 8 pixels from src_y2[2]
+ punpcklbw xmm2, xmm5
+ punpcklbw xmm3, xmm5
+ psubw xmm2, xmm3
+ paddw xmm0, xmm2
+ paddw xmm0, xmm1
+ paddw xmm0, xmm1
+ pxor xmm1, xmm1 // abs = max(xmm0, -xmm0). SSSE3 could use pabsw
+ psubw xmm1, xmm0
+ pmaxsw xmm0, xmm1
+ packuswb xmm0, xmm0
+ sub ecx, 8
+ movq qword ptr [eax + edx], xmm0
+ lea eax, [eax + 8]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_SOBELXROW_SSE2
+
+#ifdef HAS_SOBELYROW_SSE2
+// SobelY as a matrix is
+// -1 -2 -1
+// 0 0 0
+// 1 2 1
+__declspec(naked) __declspec(align(16))
+void SobelYRow_SSE2(const uint8* src_y0, const uint8* src_y1,
+ uint8* dst_sobely, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_y0
+ mov esi, [esp + 4 + 8] // src_y1
+ mov edx, [esp + 4 + 12] // dst_sobely
+ mov ecx, [esp + 4 + 16] // width
+ sub esi, eax
+ sub edx, eax
+ pxor xmm5, xmm5 // constant 0
+
+ align 4
+ convertloop:
+ movq xmm0, qword ptr [eax] // read 8 pixels from src_y0[0]
+ movq xmm1, qword ptr [eax + esi] // read 8 pixels from src_y1[0]
+ punpcklbw xmm0, xmm5
+ punpcklbw xmm1, xmm5
+ psubw xmm0, xmm1
+ movq xmm1, qword ptr [eax + 1] // read 8 pixels from src_y0[1]
+ movq xmm2, qword ptr [eax + esi + 1] // read 8 pixels from src_y1[1]
+ punpcklbw xmm1, xmm5
+ punpcklbw xmm2, xmm5
+ psubw xmm1, xmm2
+ movq xmm2, qword ptr [eax + 2] // read 8 pixels from src_y0[2]
+ movq xmm3, qword ptr [eax + esi + 2] // read 8 pixels from src_y1[2]
+ punpcklbw xmm2, xmm5
+ punpcklbw xmm3, xmm5
+ psubw xmm2, xmm3
+ paddw xmm0, xmm2
+ paddw xmm0, xmm1
+ paddw xmm0, xmm1
+ pxor xmm1, xmm1 // abs = max(xmm0, -xmm0). SSSE3 could use pabsw
+ psubw xmm1, xmm0
+ pmaxsw xmm0, xmm1
+ packuswb xmm0, xmm0
+ sub ecx, 8
+ movq qword ptr [eax + edx], xmm0
+ lea eax, [eax + 8]
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_SOBELYROW_SSE2
+
+#ifdef HAS_SOBELROW_SSE2
+// Adds Sobel X and Sobel Y and stores Sobel into ARGB.
+// A = 255
+// R = Sobel
+// G = Sobel
+// B = Sobel
+__declspec(naked) __declspec(align(16))
+void SobelRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_sobelx
+ mov esi, [esp + 4 + 8] // src_sobely
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ sub esi, eax
+ pcmpeqb xmm5, xmm5 // alpha 255
+ pslld xmm5, 24 // 0xff000000
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 16 pixels src_sobelx
+ movdqa xmm1, [eax + esi] // read 16 pixels src_sobely
+ lea eax, [eax + 16]
+ paddusb xmm0, xmm1 // sobel = sobelx + sobely
+ movdqa xmm2, xmm0 // GG
+ punpcklbw xmm2, xmm0 // First 8
+ punpckhbw xmm0, xmm0 // Next 8
+ movdqa xmm1, xmm2 // GGGG
+ punpcklwd xmm1, xmm2 // First 4
+ punpckhwd xmm2, xmm2 // Next 4
+ por xmm1, xmm5 // GGGA
+ por xmm2, xmm5
+ movdqa xmm3, xmm0 // GGGG
+ punpcklwd xmm3, xmm0 // Next 4
+ punpckhwd xmm0, xmm0 // Last 4
+ por xmm3, xmm5 // GGGA
+ por xmm0, xmm5
+ sub ecx, 16
+ movdqa [edx], xmm1
+ movdqa [edx + 16], xmm2
+ movdqa [edx + 32], xmm3
+ movdqa [edx + 48], xmm0
+ lea edx, [edx + 64]
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_SOBELROW_SSE2
+
+#ifdef HAS_SOBELTOPLANEROW_SSE2
+// Adds Sobel X and Sobel Y and stores Sobel into a plane.
+__declspec(naked) __declspec(align(16))
+void SobelToPlaneRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_y, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_sobelx
+ mov esi, [esp + 4 + 8] // src_sobely
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ sub esi, eax
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 16 pixels src_sobelx
+ movdqa xmm1, [eax + esi] // read 16 pixels src_sobely
+ lea eax, [eax + 16]
+ paddusb xmm0, xmm1 // sobel = sobelx + sobely
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_SOBELTOPLANEROW_SSE2
+
+#ifdef HAS_SOBELXYROW_SSE2
+// Mixes Sobel X, Sobel Y and Sobel into ARGB.
+// A = 255
+// R = Sobel X
+// G = Sobel
+// B = Sobel Y
+__declspec(naked) __declspec(align(16))
+void SobelXYRow_SSE2(const uint8* src_sobelx, const uint8* src_sobely,
+ uint8* dst_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_sobelx
+ mov esi, [esp + 4 + 8] // src_sobely
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // width
+ sub esi, eax
+ pcmpeqb xmm5, xmm5 // alpha 255
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax] // read 16 pixels src_sobelx
+ movdqa xmm1, [eax + esi] // read 16 pixels src_sobely
+ lea eax, [eax + 16]
+ movdqa xmm2, xmm0
+ paddusb xmm2, xmm1 // sobel = sobelx + sobely
+ movdqa xmm3, xmm0 // XA
+ punpcklbw xmm3, xmm5
+ punpckhbw xmm0, xmm5
+ movdqa xmm4, xmm1 // YS
+ punpcklbw xmm4, xmm2
+ punpckhbw xmm1, xmm2
+ movdqa xmm6, xmm4 // YSXA
+ punpcklwd xmm6, xmm3 // First 4
+ punpckhwd xmm4, xmm3 // Next 4
+ movdqa xmm7, xmm1 // YSXA
+ punpcklwd xmm7, xmm0 // Next 4
+ punpckhwd xmm1, xmm0 // Last 4
+ sub ecx, 16
+ movdqa [edx], xmm6
+ movdqa [edx + 16], xmm4
+ movdqa [edx + 32], xmm7
+ movdqa [edx + 48], xmm1
+ lea edx, [edx + 64]
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_SOBELXYROW_SSE2
+
+#ifdef HAS_CUMULATIVESUMTOAVERAGEROW_SSE2
+// Consider float CumulativeSum.
+// Consider calling CumulativeSum one row at time as needed.
+// Consider circular CumulativeSum buffer of radius * 2 + 1 height.
+// Convert cumulative sum for an area to an average for 1 pixel.
+// topleft is pointer to top left of CumulativeSum buffer for area.
+// botleft is pointer to bottom left of CumulativeSum buffer.
+// width is offset from left to right of area in CumulativeSum buffer measured
+// in number of ints.
+// area is the number of pixels in the area being averaged.
+// dst points to pixel to store result to.
+// count is number of averaged pixels to produce.
+// Does 4 pixels at a time, requires CumulativeSum pointers to be 16 byte
+// aligned.
+void CumulativeSumToAverageRow_SSE2(const int32* topleft, const int32* botleft,
+ int width, int area, uint8* dst,
+ int count) {+ __asm {+ mov eax, topleft // eax topleft
+ mov esi, botleft // esi botleft
+ mov edx, width
+ movd xmm5, area
+ mov edi, dst
+ mov ecx, count
+ cvtdq2ps xmm5, xmm5
+ rcpss xmm4, xmm5 // 1.0f / area
+ pshufd xmm4, xmm4, 0
+ sub ecx, 4
+ jl l4b
+
+ cmp area, 128 // 128 pixels will not overflow 15 bits.
+ ja l4
+
+ pshufd xmm5, xmm5, 0 // area
+ pcmpeqb xmm6, xmm6 // constant of 65536.0 - 1 = 65535.0
+ psrld xmm6, 16
+ cvtdq2ps xmm6, xmm6
+ addps xmm5, xmm6 // (65536.0 + area - 1)
+ mulps xmm5, xmm4 // (65536.0 + area - 1) * 1 / area
+ cvtps2dq xmm5, xmm5 // 0.16 fixed point
+ packssdw xmm5, xmm5 // 16 bit shorts
+
+ // 4 pixel loop small blocks.
+ align 4
+ s4:
+ // top left
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+
+ // - top right
+ psubd xmm0, [eax + edx * 4]
+ psubd xmm1, [eax + edx * 4 + 16]
+ psubd xmm2, [eax + edx * 4 + 32]
+ psubd xmm3, [eax + edx * 4 + 48]
+ lea eax, [eax + 64]
+
+ // - bottom left
+ psubd xmm0, [esi]
+ psubd xmm1, [esi + 16]
+ psubd xmm2, [esi + 32]
+ psubd xmm3, [esi + 48]
+
+ // + bottom right
+ paddd xmm0, [esi + edx * 4]
+ paddd xmm1, [esi + edx * 4 + 16]
+ paddd xmm2, [esi + edx * 4 + 32]
+ paddd xmm3, [esi + edx * 4 + 48]
+ lea esi, [esi + 64]
+
+ packssdw xmm0, xmm1 // pack 4 pixels into 2 registers
+ packssdw xmm2, xmm3
+
+ pmulhuw xmm0, xmm5
+ pmulhuw xmm2, xmm5
+
+ packuswb xmm0, xmm2
+ movdqu [edi], xmm0
+ lea edi, [edi + 16]
+ sub ecx, 4
+ jge s4
+
+ jmp l4b
+
+ // 4 pixel loop
+ align 4
+ l4:
+ // top left
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + 32]
+ movdqa xmm3, [eax + 48]
+
+ // - top right
+ psubd xmm0, [eax + edx * 4]
+ psubd xmm1, [eax + edx * 4 + 16]
+ psubd xmm2, [eax + edx * 4 + 32]
+ psubd xmm3, [eax + edx * 4 + 48]
+ lea eax, [eax + 64]
+
+ // - bottom left
+ psubd xmm0, [esi]
+ psubd xmm1, [esi + 16]
+ psubd xmm2, [esi + 32]
+ psubd xmm3, [esi + 48]
+
+ // + bottom right
+ paddd xmm0, [esi + edx * 4]
+ paddd xmm1, [esi + edx * 4 + 16]
+ paddd xmm2, [esi + edx * 4 + 32]
+ paddd xmm3, [esi + edx * 4 + 48]
+ lea esi, [esi + 64]
+
+ cvtdq2ps xmm0, xmm0 // Average = Sum * 1 / Area
+ cvtdq2ps xmm1, xmm1
+ mulps xmm0, xmm4
+ mulps xmm1, xmm4
+ cvtdq2ps xmm2, xmm2
+ cvtdq2ps xmm3, xmm3
+ mulps xmm2, xmm4
+ mulps xmm3, xmm4
+ cvtps2dq xmm0, xmm0
+ cvtps2dq xmm1, xmm1
+ cvtps2dq xmm2, xmm2
+ cvtps2dq xmm3, xmm3
+ packssdw xmm0, xmm1
+ packssdw xmm2, xmm3
+ packuswb xmm0, xmm2
+ movdqu [edi], xmm0
+ lea edi, [edi + 16]
+ sub ecx, 4
+ jge l4
+
+ l4b:
+ add ecx, 4 - 1
+ jl l1b
+
+ // 1 pixel loop
+ align 4
+ l1:
+ movdqa xmm0, [eax]
+ psubd xmm0, [eax + edx * 4]
+ lea eax, [eax + 16]
+ psubd xmm0, [esi]
+ paddd xmm0, [esi + edx * 4]
+ lea esi, [esi + 16]
+ cvtdq2ps xmm0, xmm0
+ mulps xmm0, xmm4
+ cvtps2dq xmm0, xmm0
+ packssdw xmm0, xmm0
+ packuswb xmm0, xmm0
+ movd dword ptr [edi], xmm0
+ lea edi, [edi + 4]
+ sub ecx, 1
+ jge l1
+ l1b:
+ }
+}
+#endif // HAS_CUMULATIVESUMTOAVERAGEROW_SSE2
+
+#ifdef HAS_COMPUTECUMULATIVESUMROW_SSE2
+// Creates a table of cumulative sums where each value is a sum of all values
+// above and to the left of the value.
+void ComputeCumulativeSumRow_SSE2(const uint8* row, int32* cumsum,
+ const int32* previous_cumsum, int width) {+ __asm {+ mov eax, row
+ mov edx, cumsum
+ mov esi, previous_cumsum
+ mov ecx, width
+ pxor xmm0, xmm0
+ pxor xmm1, xmm1
+
+ sub ecx, 4
+ jl l4b
+ test edx, 15
+ jne l4b
+
+ // 4 pixel loop
+ align 4
+ l4:
+ movdqu xmm2, [eax] // 4 argb pixels 16 bytes.
+ lea eax, [eax + 16]
+ movdqa xmm4, xmm2
+
+ punpcklbw xmm2, xmm1
+ movdqa xmm3, xmm2
+ punpcklwd xmm2, xmm1
+ punpckhwd xmm3, xmm1
+
+ punpckhbw xmm4, xmm1
+ movdqa xmm5, xmm4
+ punpcklwd xmm4, xmm1
+ punpckhwd xmm5, xmm1
+
+ paddd xmm0, xmm2
+ movdqa xmm2, [esi] // previous row above.
+ paddd xmm2, xmm0
+
+ paddd xmm0, xmm3
+ movdqa xmm3, [esi + 16]
+ paddd xmm3, xmm0
+
+ paddd xmm0, xmm4
+ movdqa xmm4, [esi + 32]
+ paddd xmm4, xmm0
+
+ paddd xmm0, xmm5
+ movdqa xmm5, [esi + 48]
+ lea esi, [esi + 64]
+ paddd xmm5, xmm0
+
+ movdqa [edx], xmm2
+ movdqa [edx + 16], xmm3
+ movdqa [edx + 32], xmm4
+ movdqa [edx + 48], xmm5
+
+ lea edx, [edx + 64]
+ sub ecx, 4
+ jge l4
+
+ l4b:
+ add ecx, 4 - 1
+ jl l1b
+
+ // 1 pixel loop
+ align 4
+ l1:
+ movd xmm2, dword ptr [eax] // 1 argb pixel 4 bytes.
+ lea eax, [eax + 4]
+ punpcklbw xmm2, xmm1
+ punpcklwd xmm2, xmm1
+ paddd xmm0, xmm2
+ movdqu xmm2, [esi]
+ lea esi, [esi + 16]
+ paddd xmm2, xmm0
+ movdqu [edx], xmm2
+ lea edx, [edx + 16]
+ sub ecx, 1
+ jge l1
+
+ l1b:
+ }
+}
+#endif // HAS_COMPUTECUMULATIVESUMROW_SSE2
+
+#ifdef HAS_ARGBAFFINEROW_SSE2
+// Copy ARGB pixels from source image with slope to a row of destination.
+__declspec(naked) __declspec(align(16))
+LIBYUV_API
+void ARGBAffineRow_SSE2(const uint8* src_argb, int src_argb_stride,
+ uint8* dst_argb, const float* uv_dudv, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 12] // src_argb
+ mov esi, [esp + 16] // stride
+ mov edx, [esp + 20] // dst_argb
+ mov ecx, [esp + 24] // pointer to uv_dudv
+ movq xmm2, qword ptr [ecx] // uv
+ movq xmm7, qword ptr [ecx + 8] // dudv
+ mov ecx, [esp + 28] // width
+ shl esi, 16 // 4, stride
+ add esi, 4
+ movd xmm5, esi
+ sub ecx, 4
+ jl l4b
+
+ // setup for 4 pixel loop
+ pshufd xmm7, xmm7, 0x44 // dup dudv
+ pshufd xmm5, xmm5, 0 // dup 4, stride
+ movdqa xmm0, xmm2 // x0, y0, x1, y1
+ addps xmm0, xmm7
+ movlhps xmm2, xmm0
+ movdqa xmm4, xmm7
+ addps xmm4, xmm4 // dudv *= 2
+ movdqa xmm3, xmm2 // x2, y2, x3, y3
+ addps xmm3, xmm4
+ addps xmm4, xmm4 // dudv *= 4
+
+ // 4 pixel loop
+ align 4
+ l4:
+ cvttps2dq xmm0, xmm2 // x, y float to int first 2
+ cvttps2dq xmm1, xmm3 // x, y float to int next 2
+ packssdw xmm0, xmm1 // x, y as 8 shorts
+ pmaddwd xmm0, xmm5 // offsets = x * 4 + y * stride.
+ movd esi, xmm0
+ pshufd xmm0, xmm0, 0x39 // shift right
+ movd edi, xmm0
+ pshufd xmm0, xmm0, 0x39 // shift right
+ movd xmm1, [eax + esi] // read pixel 0
+ movd xmm6, [eax + edi] // read pixel 1
+ punpckldq xmm1, xmm6 // combine pixel 0 and 1
+ addps xmm2, xmm4 // x, y += dx, dy first 2
+ movq qword ptr [edx], xmm1
+ movd esi, xmm0
+ pshufd xmm0, xmm0, 0x39 // shift right
+ movd edi, xmm0
+ movd xmm6, [eax + esi] // read pixel 2
+ movd xmm0, [eax + edi] // read pixel 3
+ punpckldq xmm6, xmm0 // combine pixel 2 and 3
+ addps xmm3, xmm4 // x, y += dx, dy next 2
+ sub ecx, 4
+ movq qword ptr 8[edx], xmm6
+ lea edx, [edx + 16]
+ jge l4
+
+ l4b:
+ add ecx, 4 - 1
+ jl l1b
+
+ // 1 pixel loop
+ align 4
+ l1:
+ cvttps2dq xmm0, xmm2 // x, y float to int
+ packssdw xmm0, xmm0 // x, y as shorts
+ pmaddwd xmm0, xmm5 // offset = x * 4 + y * stride
+ addps xmm2, xmm7 // x, y += dx, dy
+ movd esi, xmm0
+ movd xmm0, [eax + esi] // copy a pixel
+ sub ecx, 1
+ movd [edx], xmm0
+ lea edx, [edx + 4]
+ jge l1
+ l1b:
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBAFFINEROW_SSE2
+
+#ifdef HAS_INTERPOLATEROW_AVX2
+// Bilinear filter 16x2 -> 16x1
+__declspec(naked) __declspec(align(16))
+void InterpolateRow_AVX2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ __asm {+ push esi
+ push edi
+ mov edi, [esp + 8 + 4] // dst_ptr
+ mov esi, [esp + 8 + 8] // src_ptr
+ mov edx, [esp + 8 + 12] // src_stride
+ mov ecx, [esp + 8 + 16] // dst_width
+ mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
+ shr eax, 1
+ // Dispatch to specialized filters if applicable.
+ cmp eax, 0
+ je xloop100 // 0 / 128. Blend 100 / 0.
+ sub edi, esi
+ cmp eax, 32
+ je xloop75 // 32 / 128 is 0.25. Blend 75 / 25.
+ cmp eax, 64
+ je xloop50 // 64 / 128 is 0.50. Blend 50 / 50.
+ cmp eax, 96
+ je xloop25 // 96 / 128 is 0.75. Blend 25 / 75.
+
+ vmovd xmm0, eax // high fraction 0..127
+ neg eax
+ add eax, 128
+ vmovd xmm5, eax // low fraction 128..1
+ vpunpcklbw xmm5, xmm5, xmm0
+ vpunpcklwd xmm5, xmm5, xmm5
+ vpxor ymm0, ymm0, ymm0
+ vpermd ymm5, ymm0, ymm5
+
+ align 4
+ xloop:
+ vmovdqu ymm0, [esi]
+ vmovdqu ymm2, [esi + edx]
+ vpunpckhbw ymm1, ymm0, ymm2 // mutates
+ vpunpcklbw ymm0, ymm0, ymm2 // mutates
+ vpmaddubsw ymm0, ymm0, ymm5
+ vpmaddubsw ymm1, ymm1, ymm5
+ vpsrlw ymm0, ymm0, 7
+ vpsrlw ymm1, ymm1, 7
+ vpackuswb ymm0, ymm0, ymm1 // unmutates
+ sub ecx, 32
+ vmovdqu [esi + edi], ymm0
+ lea esi, [esi + 32]
+ jg xloop
+ jmp xloop99
+
+ // Blend 25 / 75.
+ align 4
+ xloop25:
+ vmovdqu ymm0, [esi]
+ vpavgb ymm0, ymm0, [esi + edx]
+ vpavgb ymm0, ymm0, [esi + edx]
+ sub ecx, 32
+ vmovdqu [esi + edi], ymm0
+ lea esi, [esi + 32]
+ jg xloop25
+ jmp xloop99
+
+ // Blend 50 / 50.
+ align 4
+ xloop50:
+ vmovdqu ymm0, [esi]
+ vpavgb ymm0, ymm0, [esi + edx]
+ sub ecx, 32
+ vmovdqu [esi + edi], ymm0
+ lea esi, [esi + 32]
+ jg xloop50
+ jmp xloop99
+
+ // Blend 75 / 25.
+ align 4
+ xloop75:
+ vmovdqu ymm0, [esi + edx]
+ vpavgb ymm0, ymm0, [esi]
+ vpavgb ymm0, ymm0, [esi]
+ sub ecx, 32
+ vmovdqu [esi + edi], ymm0
+ lea esi, [esi + 32]
+ jg xloop75
+ jmp xloop99
+
+ // Blend 100 / 0 - Copy row unchanged.
+ align 4
+ xloop100:
+ rep movsb
+
+ xloop99:
+ pop edi
+ pop esi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_INTERPOLATEROW_AVX2
+
+#ifdef HAS_INTERPOLATEROW_SSSE3
+// Bilinear filter 16x2 -> 16x1
+__declspec(naked) __declspec(align(16))
+void InterpolateRow_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ __asm {+ push esi
+ push edi
+ mov edi, [esp + 8 + 4] // dst_ptr
+ mov esi, [esp + 8 + 8] // src_ptr
+ mov edx, [esp + 8 + 12] // src_stride
+ mov ecx, [esp + 8 + 16] // dst_width
+ mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
+ sub edi, esi
+ shr eax, 1
+ // Dispatch to specialized filters if applicable.
+ cmp eax, 0
+ je xloop100 // 0 / 128. Blend 100 / 0.
+ cmp eax, 32
+ je xloop75 // 32 / 128 is 0.25. Blend 75 / 25.
+ cmp eax, 64
+ je xloop50 // 64 / 128 is 0.50. Blend 50 / 50.
+ cmp eax, 96
+ je xloop25 // 96 / 128 is 0.75. Blend 25 / 75.
+
+ movd xmm0, eax // high fraction 0..127
+ neg eax
+ add eax, 128
+ movd xmm5, eax // low fraction 128..1
+ punpcklbw xmm5, xmm0
+ punpcklwd xmm5, xmm5
+ pshufd xmm5, xmm5, 0
+
+ align 4
+ xloop:
+ movdqa xmm0, [esi]
+ movdqa xmm2, [esi + edx]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm2
+ punpckhbw xmm1, xmm2
+ pmaddubsw xmm0, xmm5
+ pmaddubsw xmm1, xmm5
+ psrlw xmm0, 7
+ psrlw xmm1, 7
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop
+ jmp xloop99
+
+ // Blend 25 / 75.
+ align 4
+ xloop25:
+ movdqa xmm0, [esi]
+ movdqa xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop25
+ jmp xloop99
+
+ // Blend 50 / 50.
+ align 4
+ xloop50:
+ movdqa xmm0, [esi]
+ movdqa xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop50
+ jmp xloop99
+
+ // Blend 75 / 25.
+ align 4
+ xloop75:
+ movdqa xmm1, [esi]
+ movdqa xmm0, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop75
+ jmp xloop99
+
+ // Blend 100 / 0 - Copy row unchanged.
+ align 4
+ xloop100:
+ movdqa xmm0, [esi]
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop100
+
+ xloop99:
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_INTERPOLATEROW_SSSE3
+
+#ifdef HAS_INTERPOLATEROW_SSE2
+// Bilinear filter 16x2 -> 16x1
+__declspec(naked) __declspec(align(16))
+void InterpolateRow_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ __asm {+ push esi
+ push edi
+ mov edi, [esp + 8 + 4] // dst_ptr
+ mov esi, [esp + 8 + 8] // src_ptr
+ mov edx, [esp + 8 + 12] // src_stride
+ mov ecx, [esp + 8 + 16] // dst_width
+ mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
+ sub edi, esi
+ // Dispatch to specialized filters if applicable.
+ cmp eax, 0
+ je xloop100 // 0 / 256. Blend 100 / 0.
+ cmp eax, 64
+ je xloop75 // 64 / 256 is 0.25. Blend 75 / 25.
+ cmp eax, 128
+ je xloop50 // 128 / 256 is 0.50. Blend 50 / 50.
+ cmp eax, 192
+ je xloop25 // 192 / 256 is 0.75. Blend 25 / 75.
+
+ movd xmm5, eax // xmm5 = y fraction
+ punpcklbw xmm5, xmm5
+ psrlw xmm5, 1
+ punpcklwd xmm5, xmm5
+ punpckldq xmm5, xmm5
+ punpcklqdq xmm5, xmm5
+ pxor xmm4, xmm4
+
+ align 4
+ xloop:
+ movdqa xmm0, [esi] // row0
+ movdqa xmm2, [esi + edx] // row1
+ movdqa xmm1, xmm0
+ movdqa xmm3, xmm2
+ punpcklbw xmm2, xmm4
+ punpckhbw xmm3, xmm4
+ punpcklbw xmm0, xmm4
+ punpckhbw xmm1, xmm4
+ psubw xmm2, xmm0 // row1 - row0
+ psubw xmm3, xmm1
+ paddw xmm2, xmm2 // 9 bits * 15 bits = 8.16
+ paddw xmm3, xmm3
+ pmulhw xmm2, xmm5 // scale diff
+ pmulhw xmm3, xmm5
+ paddw xmm0, xmm2 // sum rows
+ paddw xmm1, xmm3
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop
+ jmp xloop99
+
+ // Blend 25 / 75.
+ align 4
+ xloop25:
+ movdqa xmm0, [esi]
+ movdqa xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop25
+ jmp xloop99
+
+ // Blend 50 / 50.
+ align 4
+ xloop50:
+ movdqa xmm0, [esi]
+ movdqa xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop50
+ jmp xloop99
+
+ // Blend 75 / 25.
+ align 4
+ xloop75:
+ movdqa xmm1, [esi]
+ movdqa xmm0, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop75
+ jmp xloop99
+
+ // Blend 100 / 0 - Copy row unchanged.
+ align 4
+ xloop100:
+ movdqa xmm0, [esi]
+ sub ecx, 16
+ movdqa [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop100
+
+ xloop99:
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_INTERPOLATEROW_SSE2
+
+// Bilinear filter 16x2 -> 16x1
+__declspec(naked) __declspec(align(16))
+void InterpolateRow_Unaligned_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ __asm {+ push esi
+ push edi
+ mov edi, [esp + 8 + 4] // dst_ptr
+ mov esi, [esp + 8 + 8] // src_ptr
+ mov edx, [esp + 8 + 12] // src_stride
+ mov ecx, [esp + 8 + 16] // dst_width
+ mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
+ sub edi, esi
+ shr eax, 1
+ // Dispatch to specialized filters if applicable.
+ cmp eax, 0
+ je xloop100 // 0 / 128. Blend 100 / 0.
+ cmp eax, 32
+ je xloop75 // 32 / 128 is 0.25. Blend 75 / 25.
+ cmp eax, 64
+ je xloop50 // 64 / 128 is 0.50. Blend 50 / 50.
+ cmp eax, 96
+ je xloop25 // 96 / 128 is 0.75. Blend 25 / 75.
+
+ movd xmm0, eax // high fraction 0..127
+ neg eax
+ add eax, 128
+ movd xmm5, eax // low fraction 128..1
+ punpcklbw xmm5, xmm0
+ punpcklwd xmm5, xmm5
+ pshufd xmm5, xmm5, 0
+
+ align 4
+ xloop:
+ movdqu xmm0, [esi]
+ movdqu xmm2, [esi + edx]
+ movdqu xmm1, xmm0
+ punpcklbw xmm0, xmm2
+ punpckhbw xmm1, xmm2
+ pmaddubsw xmm0, xmm5
+ pmaddubsw xmm1, xmm5
+ psrlw xmm0, 7
+ psrlw xmm1, 7
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop
+ jmp xloop99
+
+ // Blend 25 / 75.
+ align 4
+ xloop25:
+ movdqu xmm0, [esi]
+ movdqu xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop25
+ jmp xloop99
+
+ // Blend 50 / 50.
+ align 4
+ xloop50:
+ movdqu xmm0, [esi]
+ movdqu xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop50
+ jmp xloop99
+
+ // Blend 75 / 25.
+ align 4
+ xloop75:
+ movdqu xmm1, [esi]
+ movdqu xmm0, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop75
+ jmp xloop99
+
+ // Blend 100 / 0 - Copy row unchanged.
+ align 4
+ xloop100:
+ movdqu xmm0, [esi]
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop100
+
+ xloop99:
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+#ifdef HAS_INTERPOLATEROW_SSE2
+// Bilinear filter 16x2 -> 16x1
+__declspec(naked) __declspec(align(16))
+void InterpolateRow_Unaligned_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width,
+ int source_y_fraction) {+ __asm {+ push esi
+ push edi
+ mov edi, [esp + 8 + 4] // dst_ptr
+ mov esi, [esp + 8 + 8] // src_ptr
+ mov edx, [esp + 8 + 12] // src_stride
+ mov ecx, [esp + 8 + 16] // dst_width
+ mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
+ sub edi, esi
+ // Dispatch to specialized filters if applicable.
+ cmp eax, 0
+ je xloop100 // 0 / 256. Blend 100 / 0.
+ cmp eax, 64
+ je xloop75 // 64 / 256 is 0.25. Blend 75 / 25.
+ cmp eax, 128
+ je xloop50 // 128 / 256 is 0.50. Blend 50 / 50.
+ cmp eax, 192
+ je xloop25 // 192 / 256 is 0.75. Blend 25 / 75.
+
+ movd xmm5, eax // xmm5 = y fraction
+ punpcklbw xmm5, xmm5
+ psrlw xmm5, 1
+ punpcklwd xmm5, xmm5
+ punpckldq xmm5, xmm5
+ punpcklqdq xmm5, xmm5
+ pxor xmm4, xmm4
+
+ align 4
+ xloop:
+ movdqu xmm0, [esi] // row0
+ movdqu xmm2, [esi + edx] // row1
+ movdqu xmm1, xmm0
+ movdqu xmm3, xmm2
+ punpcklbw xmm2, xmm4
+ punpckhbw xmm3, xmm4
+ punpcklbw xmm0, xmm4
+ punpckhbw xmm1, xmm4
+ psubw xmm2, xmm0 // row1 - row0
+ psubw xmm3, xmm1
+ paddw xmm2, xmm2 // 9 bits * 15 bits = 8.16
+ paddw xmm3, xmm3
+ pmulhw xmm2, xmm5 // scale diff
+ pmulhw xmm3, xmm5
+ paddw xmm0, xmm2 // sum rows
+ paddw xmm1, xmm3
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop
+ jmp xloop99
+
+ // Blend 25 / 75.
+ align 4
+ xloop25:
+ movdqu xmm0, [esi]
+ movdqu xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop25
+ jmp xloop99
+
+ // Blend 50 / 50.
+ align 4
+ xloop50:
+ movdqu xmm0, [esi]
+ movdqu xmm1, [esi + edx]
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop50
+ jmp xloop99
+
+ // Blend 75 / 25.
+ align 4
+ xloop75:
+ movdqu xmm1, [esi]
+ movdqu xmm0, [esi + edx]
+ pavgb xmm0, xmm1
+ pavgb xmm0, xmm1
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop75
+ jmp xloop99
+
+ // Blend 100 / 0 - Copy row unchanged.
+ align 4
+ xloop100:
+ movdqu xmm0, [esi]
+ sub ecx, 16
+ movdqu [esi + edi], xmm0
+ lea esi, [esi + 16]
+ jg xloop100
+
+ xloop99:
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_INTERPOLATEROW_SSE2
+
+__declspec(naked) __declspec(align(16))
+void HalfRow_SSE2(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_uv
+ mov edx, [esp + 4 + 8] // src_uv_stride
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ sub edi, eax
+
+ align 4
+ convertloop:
+ movdqa xmm0, [eax]
+ pavgb xmm0, [eax + edx]
+ sub ecx, 16
+ movdqa [eax + edi], xmm0
+ lea eax, [eax + 16]
+ jg convertloop
+ pop edi
+ ret
+ }
+}
+
+#ifdef HAS_HALFROW_AVX2
+__declspec(naked) __declspec(align(16))
+void HalfRow_AVX2(const uint8* src_uv, int src_uv_stride,
+ uint8* dst_uv, int pix) {+ __asm {+ push edi
+ mov eax, [esp + 4 + 4] // src_uv
+ mov edx, [esp + 4 + 8] // src_uv_stride
+ mov edi, [esp + 4 + 12] // dst_v
+ mov ecx, [esp + 4 + 16] // pix
+ sub edi, eax
+
+ align 4
+ convertloop:
+ vmovdqu ymm0, [eax]
+ vpavgb ymm0, ymm0, [eax + edx]
+ sub ecx, 32
+ vmovdqu [eax + edi], ymm0
+ lea eax, [eax + 32]
+ jg convertloop
+
+ pop edi
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_HALFROW_AVX2
+
+__declspec(naked) __declspec(align(16))
+void ARGBToBayerRow_SSSE3(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_bayer
+ movd xmm5, [esp + 12] // selector
+ mov ecx, [esp + 16] // pix
+ pshufd xmm5, xmm5, 0
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pshufb xmm0, xmm5
+ pshufb xmm1, xmm5
+ punpckldq xmm0, xmm1
+ sub ecx, 8
+ movq qword ptr [edx], xmm0
+ lea edx, [edx + 8]
+ jg wloop
+ ret
+ }
+}
+
+// Specialized ARGB to Bayer that just isolates G channel.
+__declspec(naked) __declspec(align(16))
+void ARGBToBayerGGRow_SSE2(const uint8* src_argb, uint8* dst_bayer,
+ uint32 selector, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_bayer
+ // selector
+ mov ecx, [esp + 16] // pix
+ pcmpeqb xmm5, xmm5 // generate mask 0x000000ff
+ psrld xmm5, 24
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrld xmm0, 8 // Move green to bottom.
+ psrld xmm1, 8
+ pand xmm0, xmm5
+ pand xmm1, xmm5
+ packssdw xmm0, xmm1
+ packuswb xmm0, xmm1
+ sub ecx, 8
+ movq qword ptr [edx], xmm0
+ lea edx, [edx + 8]
+ jg wloop
+ ret
+ }
+}
+
+// For BGRAToARGB, ABGRToARGB, RGBAToARGB, and ARGBToRGBA.
+__declspec(naked) __declspec(align(16))
+void ARGBShuffleRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // shuffler
+ movdqa xmm5, [ecx]
+ mov ecx, [esp + 16] // pix
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pshufb xmm0, xmm5
+ pshufb xmm1, xmm5
+ sub ecx, 8
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ jg wloop
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void ARGBShuffleRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // shuffler
+ movdqa xmm5, [ecx]
+ mov ecx, [esp + 16] // pix
+
+ align 4
+ wloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pshufb xmm0, xmm5
+ pshufb xmm1, xmm5
+ sub ecx, 8
+ movdqu [edx], xmm0
+ movdqu [edx + 16], xmm1
+ lea edx, [edx + 32]
+ jg wloop
+ ret
+ }
+}
+
+#ifdef HAS_ARGBSHUFFLEROW_AVX2
+__declspec(naked) __declspec(align(16))
+void ARGBShuffleRow_AVX2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ mov edx, [esp + 8] // dst_argb
+ mov ecx, [esp + 12] // shuffler
+ vbroadcastf128 ymm5, [ecx] // same shuffle in high as low.
+ mov ecx, [esp + 16] // pix
+
+ align 4
+ wloop:
+ vmovdqu ymm0, [eax]
+ vmovdqu ymm1, [eax + 32]
+ lea eax, [eax + 64]
+ vpshufb ymm0, ymm0, ymm5
+ vpshufb ymm1, ymm1, ymm5
+ sub ecx, 16
+ vmovdqu [edx], ymm0
+ vmovdqu [edx + 32], ymm1
+ lea edx, [edx + 64]
+ jg wloop
+
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBSHUFFLEROW_AVX2
+
+__declspec(naked) __declspec(align(16))
+void ARGBShuffleRow_SSE2(const uint8* src_argb, uint8* dst_argb,
+ const uint8* shuffler, int pix) {+ __asm {+ push ebx
+ push esi
+ mov eax, [esp + 8 + 4] // src_argb
+ mov edx, [esp + 8 + 8] // dst_argb
+ mov esi, [esp + 8 + 12] // shuffler
+ mov ecx, [esp + 8 + 16] // pix
+ pxor xmm5, xmm5
+
+ mov ebx, [esi] // shuffler
+ cmp ebx, 0x03000102
+ je shuf_3012
+ cmp ebx, 0x00010203
+ je shuf_0123
+ cmp ebx, 0x00030201
+ je shuf_0321
+ cmp ebx, 0x02010003
+ je shuf_2103
+
+ // TODO(fbarchard): Use one source pointer and 3 offsets.
+ shuf_any1:
+ movzx ebx, byte ptr [esi]
+ movzx ebx, byte ptr [eax + ebx]
+ mov [edx], bl
+ movzx ebx, byte ptr [esi + 1]
+ movzx ebx, byte ptr [eax + ebx]
+ mov [edx + 1], bl
+ movzx ebx, byte ptr [esi + 2]
+ movzx ebx, byte ptr [eax + ebx]
+ mov [edx + 2], bl
+ movzx ebx, byte ptr [esi + 3]
+ movzx ebx, byte ptr [eax + ebx]
+ mov [edx + 3], bl
+ lea eax, [eax + 4]
+ lea edx, [edx + 4]
+ sub ecx, 1
+ jg shuf_any1
+ jmp shuf99
+
+ align 4
+ shuf_0123:
+ movdqu xmm0, [eax]
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm5
+ punpckhbw xmm1, xmm5
+ pshufhw xmm0, xmm0, 01Bh // 1B = 00011011 = 0x0123 = BGRAToARGB
+ pshuflw xmm0, xmm0, 01Bh
+ pshufhw xmm1, xmm1, 01Bh
+ pshuflw xmm1, xmm1, 01Bh
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg shuf_0123
+ jmp shuf99
+
+ align 4
+ shuf_0321:
+ movdqu xmm0, [eax]
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm5
+ punpckhbw xmm1, xmm5
+ pshufhw xmm0, xmm0, 039h // 39 = 00111001 = 0x0321 = RGBAToARGB
+ pshuflw xmm0, xmm0, 039h
+ pshufhw xmm1, xmm1, 039h
+ pshuflw xmm1, xmm1, 039h
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg shuf_0321
+ jmp shuf99
+
+ align 4
+ shuf_2103:
+ movdqu xmm0, [eax]
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm5
+ punpckhbw xmm1, xmm5
+ pshufhw xmm0, xmm0, 093h // 93 = 10010011 = 0x2103 = ARGBToRGBA
+ pshuflw xmm0, xmm0, 093h
+ pshufhw xmm1, xmm1, 093h
+ pshuflw xmm1, xmm1, 093h
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg shuf_2103
+ jmp shuf99
+
+ align 4
+ shuf_3012:
+ movdqu xmm0, [eax]
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm5
+ punpckhbw xmm1, xmm5
+ pshufhw xmm0, xmm0, 0C6h // C6 = 11000110 = 0x3012 = ABGRToARGB
+ pshuflw xmm0, xmm0, 0C6h
+ pshufhw xmm1, xmm1, 0C6h
+ pshuflw xmm1, xmm1, 0C6h
+ packuswb xmm0, xmm1
+ sub ecx, 4
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg shuf_3012
+
+ shuf99:
+ pop esi
+ pop ebx
+ ret
+ }
+}
+
+// YUY2 - Macro-pixel = 2 image pixels
+// Y0U0Y1V0....Y2U2Y3V2...Y4U4Y5V4....
+
+// UYVY - Macro-pixel = 2 image pixels
+// U0Y0V0Y1
+
+__declspec(naked) __declspec(align(16))
+void I422ToYUY2Row_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_frame, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_y
+ mov esi, [esp + 8 + 8] // src_u
+ mov edx, [esp + 8 + 12] // src_v
+ mov edi, [esp + 8 + 16] // dst_frame
+ mov ecx, [esp + 8 + 20] // width
+ sub edx, esi
+
+ align 4
+ convertloop:
+ movq xmm2, qword ptr [esi] // U
+ movq xmm3, qword ptr [esi + edx] // V
+ lea esi, [esi + 8]
+ punpcklbw xmm2, xmm3 // UV
+ movdqu xmm0, [eax] // Y
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm2 // YUYV
+ punpckhbw xmm1, xmm2
+ movdqu [edi], xmm0
+ movdqu [edi + 16], xmm1
+ lea edi, [edi + 32]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+__declspec(naked) __declspec(align(16))
+void I422ToUYVYRow_SSE2(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ uint8* dst_frame, int width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_y
+ mov esi, [esp + 8 + 8] // src_u
+ mov edx, [esp + 8 + 12] // src_v
+ mov edi, [esp + 8 + 16] // dst_frame
+ mov ecx, [esp + 8 + 20] // width
+ sub edx, esi
+
+ align 4
+ convertloop:
+ movq xmm2, qword ptr [esi] // U
+ movq xmm3, qword ptr [esi + edx] // V
+ lea esi, [esi + 8]
+ punpcklbw xmm2, xmm3 // UV
+ movdqu xmm0, [eax] // Y
+ movdqa xmm1, xmm2
+ lea eax, [eax + 16]
+ punpcklbw xmm1, xmm0 // UYVY
+ punpckhbw xmm2, xmm0
+ movdqu [edi], xmm1
+ movdqu [edi + 16], xmm2
+ lea edi, [edi + 32]
+ sub ecx, 16
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+#ifdef HAS_ARGBPOLYNOMIALROW_SSE2
+__declspec(naked) __declspec(align(16))
+void ARGBPolynomialRow_SSE2(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] /* src_argb */
+ mov edx, [esp + 4 + 8] /* dst_argb */
+ mov esi, [esp + 4 + 12] /* poly */
+ mov ecx, [esp + 4 + 16] /* width */
+ pxor xmm3, xmm3 // 0 constant for zero extending bytes to ints.
+
+ // 2 pixel loop.
+ align 4
+ convertloop:
+// pmovzxbd xmm0, dword ptr [eax] // BGRA pixel
+// pmovzxbd xmm4, dword ptr [eax + 4] // BGRA pixel
+ movq xmm0, qword ptr [eax] // BGRABGRA
+ lea eax, [eax + 8]
+ punpcklbw xmm0, xmm3
+ movdqa xmm4, xmm0
+ punpcklwd xmm0, xmm3 // pixel 0
+ punpckhwd xmm4, xmm3 // pixel 1
+ cvtdq2ps xmm0, xmm0 // 4 floats
+ cvtdq2ps xmm4, xmm4
+ movdqa xmm1, xmm0 // X
+ movdqa xmm5, xmm4
+ mulps xmm0, [esi + 16] // C1 * X
+ mulps xmm4, [esi + 16]
+ addps xmm0, [esi] // result = C0 + C1 * X
+ addps xmm4, [esi]
+ movdqa xmm2, xmm1
+ movdqa xmm6, xmm5
+ mulps xmm2, xmm1 // X * X
+ mulps xmm6, xmm5
+ mulps xmm1, xmm2 // X * X * X
+ mulps xmm5, xmm6
+ mulps xmm2, [esi + 32] // C2 * X * X
+ mulps xmm6, [esi + 32]
+ mulps xmm1, [esi + 48] // C3 * X * X * X
+ mulps xmm5, [esi + 48]
+ addps xmm0, xmm2 // result += C2 * X * X
+ addps xmm4, xmm6
+ addps xmm0, xmm1 // result += C3 * X * X * X
+ addps xmm4, xmm5
+ cvttps2dq xmm0, xmm0
+ cvttps2dq xmm4, xmm4
+ packuswb xmm0, xmm4
+ packuswb xmm0, xmm0
+ sub ecx, 2
+ movq qword ptr [edx], xmm0
+ lea edx, [edx + 8]
+ jg convertloop
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBPOLYNOMIALROW_SSE2
+
+#ifdef HAS_ARGBPOLYNOMIALROW_AVX2
+__declspec(naked) __declspec(align(16))
+void ARGBPolynomialRow_AVX2(const uint8* src_argb,
+ uint8* dst_argb, const float* poly,
+ int width) {+ __asm {+ mov eax, [esp + 4] /* src_argb */
+ mov edx, [esp + 8] /* dst_argb */
+ mov ecx, [esp + 12] /* poly */
+ vbroadcastf128 ymm4, [ecx] // C0
+ vbroadcastf128 ymm5, [ecx + 16] // C1
+ vbroadcastf128 ymm6, [ecx + 32] // C2
+ vbroadcastf128 ymm7, [ecx + 48] // C3
+ mov ecx, [esp + 16] /* width */
+
+ // 2 pixel loop.
+ align 4
+ convertloop:
+ vpmovzxbd ymm0, qword ptr [eax] // 2 BGRA pixels
+ lea eax, [eax + 8]
+ vcvtdq2ps ymm0, ymm0 // X 8 floats
+ vmulps ymm2, ymm0, ymm0 // X * X
+ vmulps ymm3, ymm0, ymm7 // C3 * X
+ vfmadd132ps ymm0, ymm4, ymm5 // result = C0 + C1 * X
+ vfmadd231ps ymm0, ymm2, ymm6 // result += C2 * X * X
+ vfmadd231ps ymm0, ymm2, ymm3 // result += C3 * X * X * X
+ vcvttps2dq ymm0, ymm0
+ vpackusdw ymm0, ymm0, ymm0 // b0g0r0a0_00000000_b0g0r0a0_00000000
+ vpermq ymm0, ymm0, 0xd8 // b0g0r0a0_b0g0r0a0_00000000_00000000
+ vpackuswb xmm0, xmm0, xmm0 // bgrabgra_00000000_00000000_00000000
+ sub ecx, 2
+ vmovq qword ptr [edx], xmm0
+ lea edx, [edx + 8]
+ jg convertloop
+ vzeroupper
+ ret
+ }
+}
+#endif // HAS_ARGBPOLYNOMIALROW_AVX2
+
+#ifdef HAS_ARGBCOLORTABLEROW_X86
+// Tranform ARGB pixels with color table.
+__declspec(naked) __declspec(align(16))
+void ARGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb,
+ int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] /* dst_argb */
+ mov esi, [esp + 4 + 8] /* table_argb */
+ mov ecx, [esp + 4 + 12] /* width */
+
+ // 1 pixel loop.
+ align 4
+ convertloop:
+ movzx edx, byte ptr [eax]
+ lea eax, [eax + 4]
+ movzx edx, byte ptr [esi + edx * 4]
+ mov byte ptr [eax - 4], dl
+ movzx edx, byte ptr [eax - 4 + 1]
+ movzx edx, byte ptr [esi + edx * 4 + 1]
+ mov byte ptr [eax - 4 + 1], dl
+ movzx edx, byte ptr [eax - 4 + 2]
+ movzx edx, byte ptr [esi + edx * 4 + 2]
+ mov byte ptr [eax - 4 + 2], dl
+ movzx edx, byte ptr [eax - 4 + 3]
+ movzx edx, byte ptr [esi + edx * 4 + 3]
+ mov byte ptr [eax - 4 + 3], dl
+ dec ecx
+ jg convertloop
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBCOLORTABLEROW_X86
+
+#ifdef HAS_RGBCOLORTABLEROW_X86
+// Tranform RGB pixels with color table.
+__declspec(naked) __declspec(align(16))
+void RGBColorTableRow_X86(uint8* dst_argb, const uint8* table_argb, int width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] /* dst_argb */
+ mov esi, [esp + 4 + 8] /* table_argb */
+ mov ecx, [esp + 4 + 12] /* width */
+
+ // 1 pixel loop.
+ align 4
+ convertloop:
+ movzx edx, byte ptr [eax]
+ lea eax, [eax + 4]
+ movzx edx, byte ptr [esi + edx * 4]
+ mov byte ptr [eax - 4], dl
+ movzx edx, byte ptr [eax - 4 + 1]
+ movzx edx, byte ptr [esi + edx * 4 + 1]
+ mov byte ptr [eax - 4 + 1], dl
+ movzx edx, byte ptr [eax - 4 + 2]
+ movzx edx, byte ptr [esi + edx * 4 + 2]
+ mov byte ptr [eax - 4 + 2], dl
+ dec ecx
+ jg convertloop
+
+ pop esi
+ ret
+ }
+}
+#endif // HAS_RGBCOLORTABLEROW_X86
+
+#ifdef HAS_ARGBLUMACOLORTABLEROW_SSSE3
+// Tranform RGB pixels with luma table.
+__declspec(naked) __declspec(align(16))
+void ARGBLumaColorTableRow_SSSE3(const uint8* src_argb, uint8* dst_argb,
+ int width,
+ const uint8* luma, uint32 lumacoeff) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] /* src_argb */
+ mov edi, [esp + 8 + 8] /* dst_argb */
+ mov ecx, [esp + 8 + 12] /* width */
+ movd xmm2, dword ptr [esp + 8 + 16] // luma table
+ movd xmm3, dword ptr [esp + 8 + 20] // lumacoeff
+ pshufd xmm2, xmm2, 0
+ pshufd xmm3, xmm3, 0
+ pcmpeqb xmm4, xmm4 // generate mask 0xff00ff00
+ psllw xmm4, 8
+ pxor xmm5, xmm5
+
+ // 4 pixel loop.
+ align 4
+ convertloop:
+ movdqu xmm0, qword ptr [eax] // generate luma ptr
+ pmaddubsw xmm0, xmm3
+ phaddw xmm0, xmm0
+ pand xmm0, xmm4 // mask out low bits
+ punpcklwd xmm0, xmm5
+ paddd xmm0, xmm2 // add table base
+ movd esi, xmm0
+ pshufd xmm0, xmm0, 0x39 // 00111001 to rotate right 32
+
+ movzx edx, byte ptr [eax]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi], dl
+ movzx edx, byte ptr [eax + 1]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 1], dl
+ movzx edx, byte ptr [eax + 2]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 2], dl
+ movzx edx, byte ptr [eax + 3] // copy alpha.
+ mov byte ptr [edi + 3], dl
+
+ movd esi, xmm0
+ pshufd xmm0, xmm0, 0x39 // 00111001 to rotate right 32
+
+ movzx edx, byte ptr [eax + 4]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 4], dl
+ movzx edx, byte ptr [eax + 5]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 5], dl
+ movzx edx, byte ptr [eax + 6]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 6], dl
+ movzx edx, byte ptr [eax + 7] // copy alpha.
+ mov byte ptr [edi + 7], dl
+
+ movd esi, xmm0
+ pshufd xmm0, xmm0, 0x39 // 00111001 to rotate right 32
+
+ movzx edx, byte ptr [eax + 8]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 8], dl
+ movzx edx, byte ptr [eax + 9]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 9], dl
+ movzx edx, byte ptr [eax + 10]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 10], dl
+ movzx edx, byte ptr [eax + 11] // copy alpha.
+ mov byte ptr [edi + 11], dl
+
+ movd esi, xmm0
+
+ movzx edx, byte ptr [eax + 12]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 12], dl
+ movzx edx, byte ptr [eax + 13]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 13], dl
+ movzx edx, byte ptr [eax + 14]
+ movzx edx, byte ptr [esi + edx]
+ mov byte ptr [edi + 14], dl
+ movzx edx, byte ptr [eax + 15] // copy alpha.
+ mov byte ptr [edi + 15], dl
+
+ sub ecx, 4
+ lea eax, [eax + 16]
+ lea edi, [edi + 16]
+ jg convertloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+#endif // HAS_ARGBLUMACOLORTABLEROW_SSSE3
+
+#endif // !defined(LIBYUV_DISABLE_X86) && defined(_M_IX86) && defined(_MSC_VER)
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- a/third_party/libyuv/source/scale.c
+++ /dev/null
@@ -1,3884 +1,0 @@
-/*
- * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "third_party/libyuv/include/libyuv/scale.h"
-
-#include <assert.h>
-#include <string.h>
-
-#include "third_party/libyuv/include/libyuv/cpu_id.h"
-#include "third_party/libyuv/source/row.h"
-
-#ifdef __cplusplus
-namespace libyuv {-extern "C" {-#endif
-
-/*
- * Note: Defining YUV_DISABLE_ASM allows to use c version.
- */
-//#define YUV_DISABLE_ASM
-
-#if defined(_MSC_VER)
-#define ALIGN16(var) __declspec(align(16)) var
-#else
-#define ALIGN16(var) var __attribute__((aligned(16)))
-#endif
-
-// Note: A Neon reference manual
-// http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0204j/CJAJIIGG.html
-// Note: Some SSE2 reference manuals
-// cpuvol1.pdf agner_instruction_tables.pdf 253666.pdf 253667.pdf
-
-// Set the following flag to true to revert to only
-// using the reference implementation ScalePlaneBox(), and
-// NOT the optimized versions. Useful for debugging and
-// when comparing the quality of the resulting YUV planes
-// as produced by the optimized and non-optimized versions.
-
-static int use_reference_impl_ = 0;
-
-void SetUseReferenceImpl(int use) {- use_reference_impl_ = use;
-}
-
-// ScaleRowDown2Int also used by planar functions
-
-/**
- * NEON downscalers with interpolation.
- *
- * Provided by Fritz Koenig
- *
- */
-
-#if defined(__ARM_NEON__) && !defined(YUV_DISABLE_ASM)
-#define HAS_SCALEROWDOWN2_NEON
-void ScaleRowDown2_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- asm volatile (
- "1: \n"
- "vld2.u8 {q0,q1}, [%0]! \n" // load even pixels into q0, odd into q1- "vst1.u8 {q0}, [%1]! \n" // store even pixels- "subs %2, %2, #16 \n" // 16 processed per loop
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst), // %1
- "+r"(dst_width) // %2
- :
- : "q0", "q1" // Clobber List
- );
-}
-
-void ScaleRowDown2Int_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- asm volatile (
- "add %1, %0 \n" // change the stride to row 2 pointer
- "1: \n"
- "vld1.u8 {q0,q1}, [%0]! \n" // load row 1 and post increment- "vld1.u8 {q2,q3}, [%1]! \n" // load row 2 and post increment- "vpaddl.u8 q0, q0 \n" // row 1 add adjacent
- "vpaddl.u8 q1, q1 \n"
- "vpadal.u8 q0, q2 \n" // row 2 add adjacent, add row 1 to row 2
- "vpadal.u8 q1, q3 \n"
- "vrshrn.u16 d0, q0, #2 \n" // downshift, round and pack
- "vrshrn.u16 d1, q1, #2 \n"
- "vst1.u8 {q0}, [%2]! \n"- "subs %3, %3, #16 \n" // 16 processed per loop
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(src_stride), // %1
- "+r"(dst), // %2
- "+r"(dst_width) // %3
- :
- : "q0", "q1", "q2", "q3" // Clobber List
- );
-}
-
-#define HAS_SCALEROWDOWN4_NEON
-static void ScaleRowDown4_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "1: \n"
- "vld2.u8 {d0, d1}, [%0]! \n"- "vtrn.u8 d1, d0 \n"
- "vshrn.u16 d0, q0, #8 \n"
- "vst1.u32 {d0[1]}, [%1]! \n"-
- "subs %2, #4 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "q0", "q1", "memory", "cc"
- );
-}
-
-static void ScaleRowDown4Int_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "add r4, %0, %3 \n"
- "add r5, r4, %3 \n"
- "add %3, r5, %3 \n"
- "1: \n"
- "vld1.u8 {q0}, [%0]! \n" // load up 16x4 block of input data- "vld1.u8 {q1}, [r4]! \n"- "vld1.u8 {q2}, [r5]! \n"- "vld1.u8 {q3}, [%3]! \n"-
- "vpaddl.u8 q0, q0 \n"
- "vpadal.u8 q0, q1 \n"
- "vpadal.u8 q0, q2 \n"
- "vpadal.u8 q0, q3 \n"
-
- "vpaddl.u16 q0, q0 \n"
-
- "vrshrn.u32 d0, q0, #4 \n" // divide by 16 w/rounding
-
- "vmovn.u16 d0, q0 \n"
- "vst1.u32 {d0[0]}, [%1]! \n"-
- "subs %2, #4 \n"
- "bhi 1b \n"
-
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"(src_stride) // %3
- : "r4", "r5", "q0", "q1", "q2", "q3", "memory", "cc"
- );
-}
-
-#define HAS_SCALEROWDOWN34_NEON
-// Down scale from 4 to 3 pixels. Use the neon multilane read/write
-// to load up the every 4th pixel into a 4 different registers.
-// Point samples 32 pixels to 24 pixels.
-static void ScaleRowDown34_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "1: \n"
- "vld4.u8 {d0, d1, d2, d3}, [%0]! \n" // src line 0- "vmov d2, d3 \n" // order needs to be d0, d1, d2
- "vst3.u8 {d0, d1, d2}, [%1]! \n"- "subs %2, #24 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "d0", "d1", "d2", "d3", "memory", "cc"
- );
-}
-
-static void ScaleRowDown34_0_Int_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "vmov.u8 d24, #3 \n"
- "add %3, %0 \n"
- "1: \n"
- "vld4.u8 {d0, d1, d2, d3}, [%0]! \n" // src line 0- "vld4.u8 {d4, d5, d6, d7}, [%3]! \n" // src line 1-
- // filter src line 0 with src line 1
- // expand chars to shorts to allow for room
- // when adding lines together
- "vmovl.u8 q8, d4 \n"
- "vmovl.u8 q9, d5 \n"
- "vmovl.u8 q10, d6 \n"
- "vmovl.u8 q11, d7 \n"
-
- // 3 * line_0 + line_1
- "vmlal.u8 q8, d0, d24 \n"
- "vmlal.u8 q9, d1, d24 \n"
- "vmlal.u8 q10, d2, d24 \n"
- "vmlal.u8 q11, d3, d24 \n"
-
- // (3 * line_0 + line_1) >> 2
- "vqrshrn.u16 d0, q8, #2 \n"
- "vqrshrn.u16 d1, q9, #2 \n"
- "vqrshrn.u16 d2, q10, #2 \n"
- "vqrshrn.u16 d3, q11, #2 \n"
-
- // a0 = (src[0] * 3 + s[1] * 1) >> 2
- "vmovl.u8 q8, d1 \n"
- "vmlal.u8 q8, d0, d24 \n"
- "vqrshrn.u16 d0, q8, #2 \n"
-
- // a1 = (src[1] * 1 + s[2] * 1) >> 1
- "vrhadd.u8 d1, d1, d2 \n"
-
- // a2 = (src[2] * 1 + s[3] * 3) >> 2
- "vmovl.u8 q8, d2 \n"
- "vmlal.u8 q8, d3, d24 \n"
- "vqrshrn.u16 d2, q8, #2 \n"
-
- "vst3.u8 {d0, d1, d2}, [%1]! \n"-
- "subs %2, #24 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(src_stride) // %3
- :
- : "q0", "q1", "q2", "q3", "q8", "q9", "q10", "q11", "d24", "memory", "cc"
- );
-}
-
-static void ScaleRowDown34_1_Int_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "vmov.u8 d24, #3 \n"
- "add %3, %0 \n"
- "1: \n"
- "vld4.u8 {d0, d1, d2, d3}, [%0]! \n" // src line 0- "vld4.u8 {d4, d5, d6, d7}, [%3]! \n" // src line 1-
- // average src line 0 with src line 1
- "vrhadd.u8 q0, q0, q2 \n"
- "vrhadd.u8 q1, q1, q3 \n"
-
- // a0 = (src[0] * 3 + s[1] * 1) >> 2
- "vmovl.u8 q3, d1 \n"
- "vmlal.u8 q3, d0, d24 \n"
- "vqrshrn.u16 d0, q3, #2 \n"
-
- // a1 = (src[1] * 1 + s[2] * 1) >> 1
- "vrhadd.u8 d1, d1, d2 \n"
-
- // a2 = (src[2] * 1 + s[3] * 3) >> 2
- "vmovl.u8 q3, d2 \n"
- "vmlal.u8 q3, d3, d24 \n"
- "vqrshrn.u16 d2, q3, #2 \n"
-
- "vst3.u8 {d0, d1, d2}, [%1]! \n"-
- "subs %2, #24 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(src_stride) // %3
- :
- : "r4", "q0", "q1", "q2", "q3", "d24", "memory", "cc"
- );
-}
-
-#define HAS_SCALEROWDOWN38_NEON
-const uint8 shuf38[16] __attribute__ ((aligned(16))) =
- { 0, 3, 6, 8, 11, 14, 16, 19, 22, 24, 27, 30, 0, 0, 0, 0 };-const uint8 shuf38_2[16] __attribute__ ((aligned(16))) =
- { 0, 8, 16, 2, 10, 17, 4, 12, 18, 6, 14, 19, 0, 0, 0, 0 };-const unsigned short mult38_div6[8] __attribute__ ((aligned(16))) =
- { 65536 / 12, 65536 / 12, 65536 / 12, 65536 / 12,- 65536 / 12, 65536 / 12, 65536 / 12, 65536 / 12 };
-const unsigned short mult38_div9[8] __attribute__ ((aligned(16))) =
- { 65536 / 18, 65536 / 18, 65536 / 18, 65536 / 18,- 65536 / 18, 65536 / 18, 65536 / 18, 65536 / 18 };
-
-// 32 -> 12
-static void ScaleRowDown38_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "vld1.u8 {q3}, [%3] \n"- "1: \n"
- "vld1.u8 {d0, d1, d2, d3}, [%0]! \n"- "vtbl.u8 d4, {d0, d1, d2, d3}, d6 \n"- "vtbl.u8 d5, {d0, d1, d2, d3}, d7 \n"- "vst1.u8 {d4}, [%1]! \n"- "vst1.u32 {d5[0]}, [%1]! \n"- "subs %2, #12 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"(shuf38) // %3
- : "d0", "d1", "d2", "d3", "d4", "d5", "memory", "cc"
- );
-}
-
-// 32x3 -> 12x1
-static void ScaleRowDown38_3_Int_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "vld1.u16 {q13}, [%4] \n"- "vld1.u8 {q14}, [%5] \n"- "vld1.u8 {q15}, [%6] \n"- "add r4, %0, %3, lsl #1 \n"
- "add %3, %0 \n"
- "1: \n"
-
- // d0 = 00 40 01 41 02 42 03 43
- // d1 = 10 50 11 51 12 52 13 53
- // d2 = 20 60 21 61 22 62 23 63
- // d3 = 30 70 31 71 32 72 33 73
- "vld4.u8 {d0, d1, d2, d3}, [%0]! \n"- "vld4.u8 {d4, d5, d6, d7}, [%3]! \n"- "vld4.u8 {d16, d17, d18, d19}, [r4]! \n"-
- // Shuffle the input data around to get align the data
- // so adjacent data can be added. 0,1 - 2,3 - 4,5 - 6,7
- // d0 = 00 10 01 11 02 12 03 13
- // d1 = 40 50 41 51 42 52 43 53
- "vtrn.u8 d0, d1 \n"
- "vtrn.u8 d4, d5 \n"
- "vtrn.u8 d16, d17 \n"
-
- // d2 = 20 30 21 31 22 32 23 33
- // d3 = 60 70 61 71 62 72 63 73
- "vtrn.u8 d2, d3 \n"
- "vtrn.u8 d6, d7 \n"
- "vtrn.u8 d18, d19 \n"
-
- // d0 = 00+10 01+11 02+12 03+13
- // d2 = 40+50 41+51 42+52 43+53
- "vpaddl.u8 q0, q0 \n"
- "vpaddl.u8 q2, q2 \n"
- "vpaddl.u8 q8, q8 \n"
-
- // d3 = 60+70 61+71 62+72 63+73
- "vpaddl.u8 d3, d3 \n"
- "vpaddl.u8 d7, d7 \n"
- "vpaddl.u8 d19, d19 \n"
-
- // combine source lines
- "vadd.u16 q0, q2 \n"
- "vadd.u16 q0, q8 \n"
- "vadd.u16 d4, d3, d7 \n"
- "vadd.u16 d4, d19 \n"
-
- // dst_ptr[3] = (s[6 + st * 0] + s[7 + st * 0]
- // + s[6 + st * 1] + s[7 + st * 1]
- // + s[6 + st * 2] + s[7 + st * 2]) / 6
- "vqrdmulh.s16 q2, q13 \n"
- "vmovn.u16 d4, q2 \n"
-
- // Shuffle 2,3 reg around so that 2 can be added to the
- // 0,1 reg and 3 can be added to the 4,5 reg. This
- // requires expanding from u8 to u16 as the 0,1 and 4,5
- // registers are already expanded. Then do transposes
- // to get aligned.
- // q2 = xx 20 xx 30 xx 21 xx 31 xx 22 xx 32 xx 23 xx 33
- "vmovl.u8 q1, d2 \n"
- "vmovl.u8 q3, d6 \n"
- "vmovl.u8 q9, d18 \n"
-
- // combine source lines
- "vadd.u16 q1, q3 \n"
- "vadd.u16 q1, q9 \n"
-
- // d4 = xx 20 xx 30 xx 22 xx 32
- // d5 = xx 21 xx 31 xx 23 xx 33
- "vtrn.u32 d2, d3 \n"
-
- // d4 = xx 20 xx 21 xx 22 xx 23
- // d5 = xx 30 xx 31 xx 32 xx 33
- "vtrn.u16 d2, d3 \n"
-
- // 0+1+2, 3+4+5
- "vadd.u16 q0, q1 \n"
-
- // Need to divide, but can't downshift as the the value
- // isn't a power of 2. So multiply by 65536 / n
- // and take the upper 16 bits.
- "vqrdmulh.s16 q0, q15 \n"
-
- // Align for table lookup, vtbl requires registers to
- // be adjacent
- "vmov.u8 d2, d4 \n"
-
- "vtbl.u8 d3, {d0, d1, d2}, d28 \n"- "vtbl.u8 d4, {d0, d1, d2}, d29 \n"-
- "vst1.u8 {d3}, [%1]! \n"- "vst1.u32 {d4[0]}, [%1]! \n"- "subs %2, #12 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(src_stride) // %3
- : "r"(mult38_div6), // %4
- "r"(shuf38_2), // %5
- "r"(mult38_div9) // %6
- : "r4", "q0", "q1", "q2", "q3", "q8", "q9",
- "q13", "q14", "q15", "memory", "cc"
- );
-}
-
-// 32x2 -> 12x1
-static void ScaleRowDown38_2_Int_NEON(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "vld1.u16 {q13}, [%4] \n"- "vld1.u8 {q14}, [%5] \n"- "add %3, %0 \n"
- "1: \n"
-
- // d0 = 00 40 01 41 02 42 03 43
- // d1 = 10 50 11 51 12 52 13 53
- // d2 = 20 60 21 61 22 62 23 63
- // d3 = 30 70 31 71 32 72 33 73
- "vld4.u8 {d0, d1, d2, d3}, [%0]! \n"- "vld4.u8 {d4, d5, d6, d7}, [%3]! \n"-
- // Shuffle the input data around to get align the data
- // so adjacent data can be added. 0,1 - 2,3 - 4,5 - 6,7
- // d0 = 00 10 01 11 02 12 03 13
- // d1 = 40 50 41 51 42 52 43 53
- "vtrn.u8 d0, d1 \n"
- "vtrn.u8 d4, d5 \n"
-
- // d2 = 20 30 21 31 22 32 23 33
- // d3 = 60 70 61 71 62 72 63 73
- "vtrn.u8 d2, d3 \n"
- "vtrn.u8 d6, d7 \n"
-
- // d0 = 00+10 01+11 02+12 03+13
- // d2 = 40+50 41+51 42+52 43+53
- "vpaddl.u8 q0, q0 \n"
- "vpaddl.u8 q2, q2 \n"
-
- // d3 = 60+70 61+71 62+72 63+73
- "vpaddl.u8 d3, d3 \n"
- "vpaddl.u8 d7, d7 \n"
-
- // combine source lines
- "vadd.u16 q0, q2 \n"
- "vadd.u16 d4, d3, d7 \n"
-
- // dst_ptr[3] = (s[6] + s[7] + s[6+st] + s[7+st]) / 4
- "vqrshrn.u16 d4, q2, #2 \n"
-
- // Shuffle 2,3 reg around so that 2 can be added to the
- // 0,1 reg and 3 can be added to the 4,5 reg. This
- // requires expanding from u8 to u16 as the 0,1 and 4,5
- // registers are already expanded. Then do transposes
- // to get aligned.
- // q2 = xx 20 xx 30 xx 21 xx 31 xx 22 xx 32 xx 23 xx 33
- "vmovl.u8 q1, d2 \n"
- "vmovl.u8 q3, d6 \n"
-
- // combine source lines
- "vadd.u16 q1, q3 \n"
-
- // d4 = xx 20 xx 30 xx 22 xx 32
- // d5 = xx 21 xx 31 xx 23 xx 33
- "vtrn.u32 d2, d3 \n"
-
- // d4 = xx 20 xx 21 xx 22 xx 23
- // d5 = xx 30 xx 31 xx 32 xx 33
- "vtrn.u16 d2, d3 \n"
-
- // 0+1+2, 3+4+5
- "vadd.u16 q0, q1 \n"
-
- // Need to divide, but can't downshift as the the value
- // isn't a power of 2. So multiply by 65536 / n
- // and take the upper 16 bits.
- "vqrdmulh.s16 q0, q13 \n"
-
- // Align for table lookup, vtbl requires registers to
- // be adjacent
- "vmov.u8 d2, d4 \n"
-
- "vtbl.u8 d3, {d0, d1, d2}, d28 \n"- "vtbl.u8 d4, {d0, d1, d2}, d29 \n"-
- "vst1.u8 {d3}, [%1]! \n"- "vst1.u32 {d4[0]}, [%1]! \n"- "subs %2, #12 \n"
- "bhi 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(src_stride) // %3
- : "r"(mult38_div6), // %4
- "r"(shuf38_2) // %5
- : "q0", "q1", "q2", "q3", "q13", "q14", "memory", "cc"
- );
-}
-
-/**
- * SSE2 downscalers with interpolation.
- *
- * Provided by Frank Barchard (fbarchard@google.com)
- *
- */
-
-// Constants for SSE2 code
-#elif (defined(_M_IX86) || defined(__i386__) || defined(__x86_64__)) && \
- !defined(YUV_DISABLE_ASM)
-#if defined(_MSC_VER)
-#define TALIGN16(t, var) __declspec(align(16)) t _ ## var
-#elif (defined(__APPLE__) || defined(__MINGW32__) || defined(__CYGWIN__)) && defined(__i386__)
-#define TALIGN16(t, var) t var __attribute__((aligned(16)))
-#else
-#define TALIGN16(t, var) t _ ## var __attribute__((aligned(16)))
-#endif
-
-#if (defined(__APPLE__) || defined(__MINGW32__) || defined(__CYGWIN__)) && \
- defined(__i386__)
-#define DECLARE_FUNCTION(name) \
- ".text \n" \
- ".globl _" #name " \n" \
-"_" #name ": \n"
-#else
-#define DECLARE_FUNCTION(name) \
- ".text \n" \
- ".global " #name " \n" \
-#name ": \n"
-#endif
-
-
-// Offsets for source bytes 0 to 9
-//extern "C"
-TALIGN16(const uint8, shuf0[16]) =
- { 0, 1, 3, 4, 5, 7, 8, 9, 128, 128, 128, 128, 128, 128, 128, 128 };-
-// Offsets for source bytes 11 to 20 with 8 subtracted = 3 to 12.
-//extern "C"
-TALIGN16(const uint8, shuf1[16]) =
- { 3, 4, 5, 7, 8, 9, 11, 12, 128, 128, 128, 128, 128, 128, 128, 128 };-
-// Offsets for source bytes 21 to 31 with 16 subtracted = 5 to 31.
-//extern "C"
-TALIGN16(const uint8, shuf2[16]) =
- { 5, 7, 8, 9, 11, 12, 13, 15, 128, 128, 128, 128, 128, 128, 128, 128 };-
-// Offsets for source bytes 0 to 10
-//extern "C"
-TALIGN16(const uint8, shuf01[16]) =
- { 0, 1, 1, 2, 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10 };-
-// Offsets for source bytes 10 to 21 with 8 subtracted = 3 to 13.
-//extern "C"
-TALIGN16(const uint8, shuf11[16]) =
- { 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13 };-
-// Offsets for source bytes 21 to 31 with 16 subtracted = 5 to 31.
-//extern "C"
-TALIGN16(const uint8, shuf21[16]) =
- { 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13, 13, 14, 14, 15 };-
-// Coefficients for source bytes 0 to 10
-//extern "C"
-TALIGN16(const uint8, madd01[16]) =
- { 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2 };-
-// Coefficients for source bytes 10 to 21
-//extern "C"
-TALIGN16(const uint8, madd11[16]) =
- { 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1 };-
-// Coefficients for source bytes 21 to 31
-//extern "C"
-TALIGN16(const uint8, madd21[16]) =
- { 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3 };-
-// Coefficients for source bytes 21 to 31
-//extern "C"
-TALIGN16(const int16, round34[8]) =
- { 2, 2, 2, 2, 2, 2, 2, 2 };-
-//extern "C"
-TALIGN16(const uint8, shuf38a[16]) =
- { 0, 3, 6, 8, 11, 14, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 };-
-//extern "C"
-TALIGN16(const uint8, shuf38b[16]) =
- { 128, 128, 128, 128, 128, 128, 0, 3, 6, 8, 11, 14, 128, 128, 128, 128 };-
-// Arrange words 0,3,6 into 0,1,2
-//extern "C"
-TALIGN16(const uint8, shufac0[16]) =
- { 0, 1, 6, 7, 12, 13, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 };-
-// Arrange words 0,3,6 into 3,4,5
-//extern "C"
-TALIGN16(const uint8, shufac3[16]) =
- { 128, 128, 128, 128, 128, 128, 0, 1, 6, 7, 12, 13, 128, 128, 128, 128 };-
-// Scaling values for boxes of 3x3 and 2x3
-//extern "C"
-TALIGN16(const uint16, scaleac3[8]) =
- { 65536 / 9, 65536 / 9, 65536 / 6, 65536 / 9, 65536 / 9, 65536 / 6, 0, 0 };-
-// Arrange first value for pixels 0,1,2,3,4,5
-//extern "C"
-TALIGN16(const uint8, shufab0[16]) =
- { 0, 128, 3, 128, 6, 128, 8, 128, 11, 128, 14, 128, 128, 128, 128, 128 };-
-// Arrange second value for pixels 0,1,2,3,4,5
-//extern "C"
-TALIGN16(const uint8, shufab1[16]) =
- { 1, 128, 4, 128, 7, 128, 9, 128, 12, 128, 15, 128, 128, 128, 128, 128 };-
-// Arrange third value for pixels 0,1,2,3,4,5
-//extern "C"
-TALIGN16(const uint8, shufab2[16]) =
- { 2, 128, 5, 128, 128, 128, 10, 128, 13, 128, 128, 128, 128, 128, 128, 128 };-
-// Scaling values for boxes of 3x2 and 2x2
-//extern "C"
-TALIGN16(const uint16, scaleab2[8]) =
- { 65536 / 3, 65536 / 3, 65536 / 2, 65536 / 3, 65536 / 3, 65536 / 2, 0, 0 };-#endif
-
-#if defined(_M_IX86) && !defined(YUV_DISABLE_ASM) && defined(_MSC_VER)
-
-#define HAS_SCALEROWDOWN2_SSE2
-// Reads 32 pixels, throws half away and writes 16 pixels.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
-__declspec(naked)
-static void ScaleRowDown2_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- mov eax, [esp + 4] // src_ptr
- // src_stride ignored
- mov edx, [esp + 12] // dst_ptr
- mov ecx, [esp + 16] // dst_width
- pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
- psrlw xmm5, 8
-
- wloop:
- movdqa xmm0, [eax]
- movdqa xmm1, [eax + 16]
- lea eax, [eax + 32]
- pand xmm0, xmm5
- pand xmm1, xmm5
- packuswb xmm0, xmm1
- movdqa [edx], xmm0
- lea edx, [edx + 16]
- sub ecx, 16
- ja wloop
-
- ret
- }
-}
-// Blends 32x2 rectangle to 16x1.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
-__declspec(naked)
-void ScaleRowDown2Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- push esi
- mov eax, [esp + 4 + 4] // src_ptr
- mov esi, [esp + 4 + 8] // src_stride
- mov edx, [esp + 4 + 12] // dst_ptr
- mov ecx, [esp + 4 + 16] // dst_width
- pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
- psrlw xmm5, 8
-
- wloop:
- movdqa xmm0, [eax]
- movdqa xmm1, [eax + 16]
- movdqa xmm2, [eax + esi]
- movdqa xmm3, [eax + esi + 16]
- lea eax, [eax + 32]
- pavgb xmm0, xmm2 // average rows
- pavgb xmm1, xmm3
-
- movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
- psrlw xmm0, 8
- movdqa xmm3, xmm1
- psrlw xmm1, 8
- pand xmm2, xmm5
- pand xmm3, xmm5
- pavgw xmm0, xmm2
- pavgw xmm1, xmm3
- packuswb xmm0, xmm1
-
- movdqa [edx], xmm0
- lea edx, [edx + 16]
- sub ecx, 16
- ja wloop
-
- pop esi
- ret
- }
-}
-
-#define HAS_SCALEROWDOWN4_SSE2
-// Point samples 32 pixels to 8 pixels.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
-__declspec(naked)
-static void ScaleRowDown4_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- // src_stride ignored
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- pcmpeqb xmm5, xmm5 // generate mask 0x000000ff
- psrld xmm5, 24
-
- wloop:
- movdqa xmm0, [esi]
- movdqa xmm1, [esi + 16]
- lea esi, [esi + 32]
- pand xmm0, xmm5
- pand xmm1, xmm5
- packuswb xmm0, xmm1
- packuswb xmm0, xmm0
- movq qword ptr [edi], xmm0
- lea edi, [edi + 8]
- sub ecx, 8
- ja wloop
-
- popad
- ret
- }
-}
-
-// Blends 32x4 rectangle to 8x1.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
-__declspec(naked)
-static void ScaleRowDown4Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov ebx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- pcmpeqb xmm7, xmm7 // generate mask 0x00ff00ff
- psrlw xmm7, 8
- lea edx, [ebx + ebx * 2] // src_stride * 3
-
- wloop:
- movdqa xmm0, [esi]
- movdqa xmm1, [esi + 16]
- movdqa xmm2, [esi + ebx]
- movdqa xmm3, [esi + ebx + 16]
- pavgb xmm0, xmm2 // average rows
- pavgb xmm1, xmm3
- movdqa xmm2, [esi + ebx * 2]
- movdqa xmm3, [esi + ebx * 2 + 16]
- movdqa xmm4, [esi + edx]
- movdqa xmm5, [esi + edx + 16]
- lea esi, [esi + 32]
- pavgb xmm2, xmm4
- pavgb xmm3, xmm5
- pavgb xmm0, xmm2
- pavgb xmm1, xmm3
-
- movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
- psrlw xmm0, 8
- movdqa xmm3, xmm1
- psrlw xmm1, 8
- pand xmm2, xmm7
- pand xmm3, xmm7
- pavgw xmm0, xmm2
- pavgw xmm1, xmm3
- packuswb xmm0, xmm1
-
- movdqa xmm2, xmm0 // average columns (16 to 8 pixels)
- psrlw xmm0, 8
- pand xmm2, xmm7
- pavgw xmm0, xmm2
- packuswb xmm0, xmm0
-
- movq qword ptr [edi], xmm0
- lea edi, [edi + 8]
- sub ecx, 8
- ja wloop
-
- popad
- ret
- }
-}
-
-#define HAS_SCALEROWDOWN8_SSE2
-// Point samples 32 pixels to 4 pixels.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 4 byte aligned.
-__declspec(naked)
-static void ScaleRowDown8_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- // src_stride ignored
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- pcmpeqb xmm5, xmm5 // generate mask isolating 1 src 8 bytes
- psrlq xmm5, 56
-
- wloop:
- movdqa xmm0, [esi]
- movdqa xmm1, [esi + 16]
- lea esi, [esi + 32]
- pand xmm0, xmm5
- pand xmm1, xmm5
- packuswb xmm0, xmm1 // 32->16
- packuswb xmm0, xmm0 // 16->8
- packuswb xmm0, xmm0 // 8->4
- movd dword ptr [edi], xmm0
- lea edi, [edi + 4]
- sub ecx, 4
- ja wloop
-
- popad
- ret
- }
-}
-
-// Blends 32x8 rectangle to 4x1.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 4 byte aligned.
-__declspec(naked)
-static void ScaleRowDown8Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov ebx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- lea edx, [ebx + ebx * 2] // src_stride * 3
- pxor xmm7, xmm7
-
- wloop:
- movdqa xmm0, [esi] // average 8 rows to 1
- movdqa xmm1, [esi + 16]
- movdqa xmm2, [esi + ebx]
- movdqa xmm3, [esi + ebx + 16]
- pavgb xmm0, xmm2
- pavgb xmm1, xmm3
- movdqa xmm2, [esi + ebx * 2]
- movdqa xmm3, [esi + ebx * 2 + 16]
- movdqa xmm4, [esi + edx]
- movdqa xmm5, [esi + edx + 16]
- lea ebp, [esi + ebx * 4]
- lea esi, [esi + 32]
- pavgb xmm2, xmm4
- pavgb xmm3, xmm5
- pavgb xmm0, xmm2
- pavgb xmm1, xmm3
-
- movdqa xmm2, [ebp]
- movdqa xmm3, [ebp + 16]
- movdqa xmm4, [ebp + ebx]
- movdqa xmm5, [ebp + ebx + 16]
- pavgb xmm2, xmm4
- pavgb xmm3, xmm5
- movdqa xmm4, [ebp + ebx * 2]
- movdqa xmm5, [ebp + ebx * 2 + 16]
- movdqa xmm6, [ebp + edx]
- pavgb xmm4, xmm6
- movdqa xmm6, [ebp + edx + 16]
- pavgb xmm5, xmm6
- pavgb xmm2, xmm4
- pavgb xmm3, xmm5
- pavgb xmm0, xmm2
- pavgb xmm1, xmm3
-
- psadbw xmm0, xmm7 // average 32 pixels to 4
- psadbw xmm1, xmm7
- pshufd xmm0, xmm0, 0xd8 // x1x0 -> xx01
- pshufd xmm1, xmm1, 0x8d // x3x2 -> 32xx
- por xmm0, xmm1 // -> 3201
- psrlw xmm0, 3
- packuswb xmm0, xmm0
- packuswb xmm0, xmm0
- movd dword ptr [edi], xmm0
-
- lea edi, [edi + 4]
- sub ecx, 4
- ja wloop
-
- popad
- ret
- }
-}
-
-#define HAS_SCALEROWDOWN34_SSSE3
-// Point samples 32 pixels to 24 pixels.
-// Produces three 8 byte values. For each 8 bytes, 16 bytes are read.
-// Then shuffled to do the scaling.
-
-// Note that movdqa+palign may be better than movdqu.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
-__declspec(naked)
-static void ScaleRowDown34_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- // src_stride ignored
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- movdqa xmm3, _shuf0
- movdqa xmm4, _shuf1
- movdqa xmm5, _shuf2
-
- wloop:
- movdqa xmm0, [esi]
- movdqa xmm1, [esi + 16]
- lea esi, [esi + 32]
- movdqa xmm2, xmm1
- palignr xmm1, xmm0, 8
- pshufb xmm0, xmm3
- pshufb xmm1, xmm4
- pshufb xmm2, xmm5
- movq qword ptr [edi], xmm0
- movq qword ptr [edi + 8], xmm1
- movq qword ptr [edi + 16], xmm2
- lea edi, [edi + 24]
- sub ecx, 24
- ja wloop
-
- popad
- ret
- }
-}
-
-// Blends 32x2 rectangle to 24x1
-// Produces three 8 byte values. For each 8 bytes, 16 bytes are read.
-// Then shuffled to do the scaling.
-
-// Register usage:
-// xmm0 src_row 0
-// xmm1 src_row 1
-// xmm2 shuf 0
-// xmm3 shuf 1
-// xmm4 shuf 2
-// xmm5 madd 0
-// xmm6 madd 1
-// xmm7 round34
-
-// Note that movdqa+palign may be better than movdqu.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
-__declspec(naked)
-static void ScaleRowDown34_1_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov ebx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- movdqa xmm2, _shuf01
- movdqa xmm3, _shuf11
- movdqa xmm4, _shuf21
- movdqa xmm5, _madd01
- movdqa xmm6, _madd11
- movdqa xmm7, _round34
-
- wloop:
- movdqa xmm0, [esi] // pixels 0..7
- movdqa xmm1, [esi+ebx]
- pavgb xmm0, xmm1
- pshufb xmm0, xmm2
- pmaddubsw xmm0, xmm5
- paddsw xmm0, xmm7
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edi], xmm0
- movdqu xmm0, [esi+8] // pixels 8..15
- movdqu xmm1, [esi+ebx+8]
- pavgb xmm0, xmm1
- pshufb xmm0, xmm3
- pmaddubsw xmm0, xmm6
- paddsw xmm0, xmm7
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edi+8], xmm0
- movdqa xmm0, [esi+16] // pixels 16..23
- movdqa xmm1, [esi+ebx+16]
- lea esi, [esi+32]
- pavgb xmm0, xmm1
- pshufb xmm0, xmm4
- movdqa xmm1, _madd21
- pmaddubsw xmm0, xmm1
- paddsw xmm0, xmm7
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edi+16], xmm0
- lea edi, [edi+24]
- sub ecx, 24
- ja wloop
-
- popad
- ret
- }
-}
-
-// Note that movdqa+palign may be better than movdqu.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
-__declspec(naked)
-static void ScaleRowDown34_0_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov ebx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- movdqa xmm2, _shuf01
- movdqa xmm3, _shuf11
- movdqa xmm4, _shuf21
- movdqa xmm5, _madd01
- movdqa xmm6, _madd11
- movdqa xmm7, _round34
-
- wloop:
- movdqa xmm0, [esi] // pixels 0..7
- movdqa xmm1, [esi+ebx]
- pavgb xmm1, xmm0
- pavgb xmm0, xmm1
- pshufb xmm0, xmm2
- pmaddubsw xmm0, xmm5
- paddsw xmm0, xmm7
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edi], xmm0
- movdqu xmm0, [esi+8] // pixels 8..15
- movdqu xmm1, [esi+ebx+8]
- pavgb xmm1, xmm0
- pavgb xmm0, xmm1
- pshufb xmm0, xmm3
- pmaddubsw xmm0, xmm6
- paddsw xmm0, xmm7
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edi+8], xmm0
- movdqa xmm0, [esi+16] // pixels 16..23
- movdqa xmm1, [esi+ebx+16]
- lea esi, [esi+32]
- pavgb xmm1, xmm0
- pavgb xmm0, xmm1
- pshufb xmm0, xmm4
- movdqa xmm1, _madd21
- pmaddubsw xmm0, xmm1
- paddsw xmm0, xmm7
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edi+16], xmm0
- lea edi, [edi+24]
- sub ecx, 24
- ja wloop
-
- popad
- ret
- }
-}
-
-#define HAS_SCALEROWDOWN38_SSSE3
-// 3/8 point sampler
-
-// Scale 32 pixels to 12
-__declspec(naked)
-static void ScaleRowDown38_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov edx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- movdqa xmm4, _shuf38a
- movdqa xmm5, _shuf38b
-
- xloop:
- movdqa xmm0, [esi] // 16 pixels -> 0,1,2,3,4,5
- movdqa xmm1, [esi + 16] // 16 pixels -> 6,7,8,9,10,11
- lea esi, [esi + 32]
- pshufb xmm0, xmm4
- pshufb xmm1, xmm5
- paddusb xmm0, xmm1
-
- movq qword ptr [edi], xmm0 // write 12 pixels
- movhlps xmm1, xmm0
- movd [edi + 8], xmm1
- lea edi, [edi + 12]
- sub ecx, 12
- ja xloop
-
- popad
- ret
- }
-}
-
-// Scale 16x3 pixels to 6x1 with interpolation
-__declspec(naked)
-static void ScaleRowDown38_3_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov edx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- movdqa xmm4, _shufac0
- movdqa xmm5, _shufac3
- movdqa xmm6, _scaleac3
- pxor xmm7, xmm7
-
- xloop:
- movdqa xmm0, [esi] // sum up 3 rows into xmm0/1
- movdqa xmm2, [esi + edx]
- movhlps xmm1, xmm0
- movhlps xmm3, xmm2
- punpcklbw xmm0, xmm7
- punpcklbw xmm1, xmm7
- punpcklbw xmm2, xmm7
- punpcklbw xmm3, xmm7
- paddusw xmm0, xmm2
- paddusw xmm1, xmm3
- movdqa xmm2, [esi + edx * 2]
- lea esi, [esi + 16]
- movhlps xmm3, xmm2
- punpcklbw xmm2, xmm7
- punpcklbw xmm3, xmm7
- paddusw xmm0, xmm2
- paddusw xmm1, xmm3
-
- movdqa xmm2, xmm0 // 8 pixels -> 0,1,2 of xmm2
- psrldq xmm0, 2
- paddusw xmm2, xmm0
- psrldq xmm0, 2
- paddusw xmm2, xmm0
- pshufb xmm2, xmm4
-
- movdqa xmm3, xmm1 // 8 pixels -> 3,4,5 of xmm2
- psrldq xmm1, 2
- paddusw xmm3, xmm1
- psrldq xmm1, 2
- paddusw xmm3, xmm1
- pshufb xmm3, xmm5
- paddusw xmm2, xmm3
-
- pmulhuw xmm2, xmm6 // divide by 9,9,6, 9,9,6
- packuswb xmm2, xmm2
-
- movd [edi], xmm2 // write 6 pixels
- pextrw eax, xmm2, 2
- mov [edi + 4], ax
- lea edi, [edi + 6]
- sub ecx, 6
- ja xloop
-
- popad
- ret
- }
-}
-
-// Scale 16x2 pixels to 6x1 with interpolation
-__declspec(naked)
-static void ScaleRowDown38_2_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov edx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- movdqa xmm4, _shufab0
- movdqa xmm5, _shufab1
- movdqa xmm6, _shufab2
- movdqa xmm7, _scaleab2
-
- xloop:
- movdqa xmm2, [esi] // average 2 rows into xmm2
- pavgb xmm2, [esi + edx]
- lea esi, [esi + 16]
-
- movdqa xmm0, xmm2 // 16 pixels -> 0,1,2,3,4,5 of xmm0
- pshufb xmm0, xmm4
- movdqa xmm1, xmm2
- pshufb xmm1, xmm5
- paddusw xmm0, xmm1
- pshufb xmm2, xmm6
- paddusw xmm0, xmm2
-
- pmulhuw xmm0, xmm7 // divide by 3,3,2, 3,3,2
- packuswb xmm0, xmm0
-
- movd [edi], xmm0 // write 6 pixels
- pextrw eax, xmm0, 2
- mov [edi + 4], ax
- lea edi, [edi + 6]
- sub ecx, 6
- ja xloop
-
- popad
- ret
- }
-}
-
-#define HAS_SCALEADDROWS_SSE2
-
-// Reads 8xN bytes and produces 16 shorts at a time.
-__declspec(naked)
-static void ScaleAddRows_SSE2(const uint8* src_ptr, int src_stride,
- uint16* dst_ptr, int src_width,
- int src_height) {- __asm {- pushad
- mov esi, [esp + 32 + 4] // src_ptr
- mov edx, [esp + 32 + 8] // src_stride
- mov edi, [esp + 32 + 12] // dst_ptr
- mov ecx, [esp + 32 + 16] // dst_width
- mov ebx, [esp + 32 + 20] // height
- pxor xmm5, xmm5
- dec ebx
-
- xloop:
- // first row
- movdqa xmm2, [esi]
- lea eax, [esi + edx]
- movhlps xmm3, xmm2
- mov ebp, ebx
- punpcklbw xmm2, xmm5
- punpcklbw xmm3, xmm5
-
- // sum remaining rows
- yloop:
- movdqa xmm0, [eax] // read 16 pixels
- lea eax, [eax + edx] // advance to next row
- movhlps xmm1, xmm0
- punpcklbw xmm0, xmm5
- punpcklbw xmm1, xmm5
- paddusw xmm2, xmm0 // sum 16 words
- paddusw xmm3, xmm1
- sub ebp, 1
- ja yloop
-
- movdqa [edi], xmm2
- movdqa [edi + 16], xmm3
- lea edi, [edi + 32]
- lea esi, [esi + 16]
-
- sub ecx, 16
- ja xloop
-
- popad
- ret
- }
-}
-
-// Bilinear row filtering combines 16x2 -> 16x1. SSE2 version.
-#define HAS_SCALEFILTERROWS_SSE2
-__declspec(naked)
-static void ScaleFilterRows_SSE2(uint8* dst_ptr, const uint8* src_ptr,
- int src_stride, int dst_width,
- int source_y_fraction) {- __asm {- push esi
- push edi
- mov edi, [esp + 8 + 4] // dst_ptr
- mov esi, [esp + 8 + 8] // src_ptr
- mov edx, [esp + 8 + 12] // src_stride
- mov ecx, [esp + 8 + 16] // dst_width
- mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
- cmp eax, 0
- je xloop1
- cmp eax, 128
- je xloop2
-
- movd xmm6, eax // xmm6 = y fraction
- punpcklwd xmm6, xmm6
- pshufd xmm6, xmm6, 0
- neg eax // xmm5 = 256 - y fraction
- add eax, 256
- movd xmm5, eax
- punpcklwd xmm5, xmm5
- pshufd xmm5, xmm5, 0
- pxor xmm7, xmm7
-
- xloop:
- movdqa xmm0, [esi]
- movdqa xmm2, [esi + edx]
- lea esi, [esi + 16]
- movdqa xmm1, xmm0
- movdqa xmm3, xmm2
- punpcklbw xmm0, xmm7
- punpcklbw xmm2, xmm7
- punpckhbw xmm1, xmm7
- punpckhbw xmm3, xmm7
- pmullw xmm0, xmm5 // scale row 0
- pmullw xmm1, xmm5
- pmullw xmm2, xmm6 // scale row 1
- pmullw xmm3, xmm6
- paddusw xmm0, xmm2 // sum rows
- paddusw xmm1, xmm3
- psrlw xmm0, 8
- psrlw xmm1, 8
- packuswb xmm0, xmm1
- movdqa [edi], xmm0
- lea edi, [edi + 16]
- sub ecx, 16
- ja xloop
-
- mov al, [edi - 1]
- mov [edi], al
- pop edi
- pop esi
- ret
-
- xloop1:
- movdqa xmm0, [esi]
- lea esi, [esi + 16]
- movdqa [edi], xmm0
- lea edi, [edi + 16]
- sub ecx, 16
- ja xloop1
-
- mov al, [edi - 1]
- mov [edi], al
- pop edi
- pop esi
- ret
-
- xloop2:
- movdqa xmm0, [esi]
- movdqa xmm2, [esi + edx]
- lea esi, [esi + 16]
- pavgb xmm0, xmm2
- movdqa [edi], xmm0
- lea edi, [edi + 16]
- sub ecx, 16
- ja xloop2
-
- mov al, [edi - 1]
- mov [edi], al
- pop edi
- pop esi
- ret
- }
-}
-
-// Bilinear row filtering combines 16x2 -> 16x1. SSSE3 version.
-#define HAS_SCALEFILTERROWS_SSSE3
-__declspec(naked)
-static void ScaleFilterRows_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
- int src_stride, int dst_width,
- int source_y_fraction) {- __asm {- push esi
- push edi
- mov edi, [esp + 8 + 4] // dst_ptr
- mov esi, [esp + 8 + 8] // src_ptr
- mov edx, [esp + 8 + 12] // src_stride
- mov ecx, [esp + 8 + 16] // dst_width
- mov eax, [esp + 8 + 20] // source_y_fraction (0..255)
- shr eax, 1
- cmp eax, 0
- je xloop1
- cmp eax, 64
- je xloop2
-
- mov ah,al
- neg al
- add al, 128
- movd xmm5, eax
- punpcklwd xmm5, xmm5
- pshufd xmm5, xmm5, 0
-
- xloop:
- movdqa xmm0, [esi]
- movdqa xmm2, [esi + edx]
- lea esi, [esi + 16]
- movdqa xmm1, xmm0
- punpcklbw xmm0, xmm2
- punpckhbw xmm1, xmm2
- pmaddubsw xmm0, xmm5
- pmaddubsw xmm1, xmm5
- psrlw xmm0, 7
- psrlw xmm1, 7
- packuswb xmm0, xmm1
- movdqa [edi], xmm0
- lea edi, [edi + 16]
- sub ecx, 16
- ja xloop
-
- mov al, [edi - 1]
- mov [edi], al
- pop edi
- pop esi
- ret
-
- xloop1:
- movdqa xmm0, [esi]
- lea esi, [esi + 16]
- movdqa [edi], xmm0
- lea edi, [edi + 16]
- sub ecx, 16
- ja xloop1
-
- mov al, [edi - 1]
- mov [edi], al
- pop edi
- pop esi
- ret
-
- xloop2:
- movdqa xmm0, [esi]
- movdqa xmm2, [esi + edx]
- lea esi, [esi + 16]
- pavgb xmm0, xmm2
- movdqa [edi], xmm0
- lea edi, [edi + 16]
- sub ecx, 16
- ja xloop2
-
- mov al, [edi - 1]
- mov [edi], al
- pop edi
- pop esi
- ret
-
- }
-}
-
-// Note that movdqa+palign may be better than movdqu.
-// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
-__declspec(naked)
-static void ScaleFilterCols34_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width) {- __asm {- mov edx, [esp + 4] // dst_ptr
- mov eax, [esp + 8] // src_ptr
- mov ecx, [esp + 12] // dst_width
- movdqa xmm1, _round34
- movdqa xmm2, _shuf01
- movdqa xmm3, _shuf11
- movdqa xmm4, _shuf21
- movdqa xmm5, _madd01
- movdqa xmm6, _madd11
- movdqa xmm7, _madd21
-
- wloop:
- movdqa xmm0, [eax] // pixels 0..7
- pshufb xmm0, xmm2
- pmaddubsw xmm0, xmm5
- paddsw xmm0, xmm1
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edx], xmm0
- movdqu xmm0, [eax+8] // pixels 8..15
- pshufb xmm0, xmm3
- pmaddubsw xmm0, xmm6
- paddsw xmm0, xmm1
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edx+8], xmm0
- movdqa xmm0, [eax+16] // pixels 16..23
- lea eax, [eax+32]
- pshufb xmm0, xmm4
- pmaddubsw xmm0, xmm7
- paddsw xmm0, xmm1
- psrlw xmm0, 2
- packuswb xmm0, xmm0
- movq qword ptr [edx+16], xmm0
- lea edx, [edx+24]
- sub ecx, 24
- ja wloop
- ret
- }
-}
-
-#elif (defined(__x86_64__) || defined(__i386__)) && !defined(YUV_DISABLE_ASM)
-
-// GCC versions of row functions are verbatim conversions from Visual C.
-// Generated using gcc disassembly on Visual C object file:
-// objdump -D yuvscaler.obj >yuvscaler.txt
-#define HAS_SCALEROWDOWN2_SSE2
-static void ScaleRowDown2_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "pcmpeqb %%xmm5,%%xmm5 \n"
- "psrlw $0x8,%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "lea 0x20(%0),%0 \n"
- "pand %%xmm5,%%xmm0 \n"
- "pand %%xmm5,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "movdqa %%xmm0,(%1) \n"
- "lea 0x10(%1),%1 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "memory", "cc"
-);
-}
-
-static void ScaleRowDown2Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "pcmpeqb %%xmm5,%%xmm5 \n"
- "psrlw $0x8,%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "movdqa (%0,%3,1),%%xmm2 \n"
- "movdqa 0x10(%0,%3,1),%%xmm3 \n"
- "lea 0x20(%0),%0 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "pavgb %%xmm3,%%xmm1 \n"
- "movdqa %%xmm0,%%xmm2 \n"
- "psrlw $0x8,%%xmm0 \n"
- "movdqa %%xmm1,%%xmm3 \n"
- "psrlw $0x8,%%xmm1 \n"
- "pand %%xmm5,%%xmm2 \n"
- "pand %%xmm5,%%xmm3 \n"
- "pavgw %%xmm2,%%xmm0 \n"
- "pavgw %%xmm3,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "movdqa %%xmm0,(%1) \n"
- "lea 0x10(%1),%1 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)) // %3
- : "memory", "cc"
-);
-}
-
-#define HAS_SCALEROWDOWN4_SSE2
-static void ScaleRowDown4_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "pcmpeqb %%xmm5,%%xmm5 \n"
- "psrld $0x18,%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "lea 0x20(%0),%0 \n"
- "pand %%xmm5,%%xmm0 \n"
- "pand %%xmm5,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,(%1) \n"
- "lea 0x8(%1),%1 \n"
- "sub $0x8,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "memory", "cc"
-);
-}
-
-static void ScaleRowDown4Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- intptr_t temp = 0;
- asm volatile (
- "pcmpeqb %%xmm7,%%xmm7 \n"
- "psrlw $0x8,%%xmm7 \n"
- "lea (%4,%4,2),%3 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "movdqa (%0,%4,1),%%xmm2 \n"
- "movdqa 0x10(%0,%4,1),%%xmm3 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "pavgb %%xmm3,%%xmm1 \n"
- "movdqa (%0,%4,2),%%xmm2 \n"
- "movdqa 0x10(%0,%4,2),%%xmm3 \n"
- "movdqa (%0,%3,1),%%xmm4 \n"
- "movdqa 0x10(%0,%3,1),%%xmm5 \n"
- "lea 0x20(%0),%0 \n"
- "pavgb %%xmm4,%%xmm2 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "pavgb %%xmm5,%%xmm3 \n"
- "pavgb %%xmm3,%%xmm1 \n"
- "movdqa %%xmm0,%%xmm2 \n"
- "psrlw $0x8,%%xmm0 \n"
- "movdqa %%xmm1,%%xmm3 \n"
- "psrlw $0x8,%%xmm1 \n"
- "pand %%xmm7,%%xmm2 \n"
- "pand %%xmm7,%%xmm3 \n"
- "pavgw %%xmm2,%%xmm0 \n"
- "pavgw %%xmm3,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "movdqa %%xmm0,%%xmm2 \n"
- "psrlw $0x8,%%xmm0 \n"
- "pand %%xmm7,%%xmm2 \n"
- "pavgw %%xmm2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,(%1) \n"
- "lea 0x8(%1),%1 \n"
- "sub $0x8,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(temp) // %3
- : "r"((intptr_t)(src_stride)) // %4
- : "memory", "cc"
-#if defined(__x86_64__)
- , "xmm6", "xmm7"
-#endif
-);
-}
-
-#define HAS_SCALEROWDOWN8_SSE2
-static void ScaleRowDown8_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "pcmpeqb %%xmm5,%%xmm5 \n"
- "psrlq $0x38,%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "lea 0x20(%0),%0 \n"
- "pand %%xmm5,%%xmm0 \n"
- "pand %%xmm5,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movd %%xmm0,(%1) \n"
- "lea 0x4(%1),%1 \n"
- "sub $0x4,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "memory", "cc"
-);
-}
-
-#if defined(__i386__)
-void ScaleRowDown8Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown8Int_SSE2)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%ebx \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "lea (%ebx,%ebx,2),%edx \n"
- "pxor %xmm7,%xmm7 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa 0x10(%esi),%xmm1 \n"
- "movdqa (%esi,%ebx,1),%xmm2 \n"
- "movdqa 0x10(%esi,%ebx,1),%xmm3 \n"
- "pavgb %xmm2,%xmm0 \n"
- "pavgb %xmm3,%xmm1 \n"
- "movdqa (%esi,%ebx,2),%xmm2 \n"
- "movdqa 0x10(%esi,%ebx,2),%xmm3 \n"
- "movdqa (%esi,%edx,1),%xmm4 \n"
- "movdqa 0x10(%esi,%edx,1),%xmm5 \n"
- "lea (%esi,%ebx,4),%ebp \n"
- "lea 0x20(%esi),%esi \n"
- "pavgb %xmm4,%xmm2 \n"
- "pavgb %xmm5,%xmm3 \n"
- "pavgb %xmm2,%xmm0 \n"
- "pavgb %xmm3,%xmm1 \n"
- "movdqa 0x0(%ebp),%xmm2 \n"
- "movdqa 0x10(%ebp),%xmm3 \n"
- "movdqa 0x0(%ebp,%ebx,1),%xmm4 \n"
- "movdqa 0x10(%ebp,%ebx,1),%xmm5 \n"
- "pavgb %xmm4,%xmm2 \n"
- "pavgb %xmm5,%xmm3 \n"
- "movdqa 0x0(%ebp,%ebx,2),%xmm4 \n"
- "movdqa 0x10(%ebp,%ebx,2),%xmm5 \n"
- "movdqa 0x0(%ebp,%edx,1),%xmm6 \n"
- "pavgb %xmm6,%xmm4 \n"
- "movdqa 0x10(%ebp,%edx,1),%xmm6 \n"
- "pavgb %xmm6,%xmm5 \n"
- "pavgb %xmm4,%xmm2 \n"
- "pavgb %xmm5,%xmm3 \n"
- "pavgb %xmm2,%xmm0 \n"
- "pavgb %xmm3,%xmm1 \n"
- "psadbw %xmm7,%xmm0 \n"
- "psadbw %xmm7,%xmm1 \n"
- "pshufd $0xd8,%xmm0,%xmm0 \n"
- "pshufd $0x8d,%xmm1,%xmm1 \n"
- "por %xmm1,%xmm0 \n"
- "psrlw $0x3,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movd %xmm0,(%edi) \n"
- "lea 0x4(%edi),%edi \n"
- "sub $0x4,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-
-// fpic is used for magiccam plugin
-#if !defined(__PIC__)
-#define HAS_SCALEROWDOWN34_SSSE3
-void ScaleRowDown34_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown34_SSSE3)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "movdqa _shuf0,%xmm3 \n"
- "movdqa _shuf1,%xmm4 \n"
- "movdqa _shuf2,%xmm5 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa 0x10(%esi),%xmm2 \n"
- "lea 0x20(%esi),%esi \n"
- "movdqa %xmm2,%xmm1 \n"
- "palignr $0x8,%xmm0,%xmm1 \n"
- "pshufb %xmm3,%xmm0 \n"
- "pshufb %xmm4,%xmm1 \n"
- "pshufb %xmm5,%xmm2 \n"
- "movq %xmm0,(%edi) \n"
- "movq %xmm1,0x8(%edi) \n"
- "movq %xmm2,0x10(%edi) \n"
- "lea 0x18(%edi),%edi \n"
- "sub $0x18,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-
-void ScaleRowDown34_1_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown34_1_Int_SSSE3)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%ebp \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "movdqa _shuf01,%xmm2 \n"
- "movdqa _shuf11,%xmm3 \n"
- "movdqa _shuf21,%xmm4 \n"
- "movdqa _madd01,%xmm5 \n"
- "movdqa _madd11,%xmm6 \n"
- "movdqa _round34,%xmm7 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%ebp),%xmm1 \n"
- "pavgb %xmm1,%xmm0 \n"
- "pshufb %xmm2,%xmm0 \n"
- "pmaddubsw %xmm5,%xmm0 \n"
- "paddsw %xmm7,%xmm0 \n"
- "psrlw $0x2,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movq %xmm0,(%edi) \n"
- "movdqu 0x8(%esi),%xmm0 \n"
- "movdqu 0x8(%esi,%ebp),%xmm1 \n"
- "pavgb %xmm1,%xmm0 \n"
- "pshufb %xmm3,%xmm0 \n"
- "pmaddubsw %xmm6,%xmm0 \n"
- "paddsw %xmm7,%xmm0 \n"
- "psrlw $0x2,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movq %xmm0,0x8(%edi) \n"
- "movdqa 0x10(%esi),%xmm0 \n"
- "movdqa 0x10(%esi,%ebp),%xmm1 \n"
- "lea 0x20(%esi),%esi \n"
- "pavgb %xmm1,%xmm0 \n"
- "pshufb %xmm4,%xmm0 \n"
- "movdqa _madd21,%xmm1 \n"
- "pmaddubsw %xmm1,%xmm0 \n"
- "paddsw %xmm7,%xmm0 \n"
- "psrlw $0x2,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movq %xmm0,0x10(%edi) \n"
- "lea 0x18(%edi),%edi \n"
- "sub $0x18,%ecx \n"
- "ja 1b \n"
-
- "popa \n"
- "ret \n"
-);
-
-void ScaleRowDown34_0_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown34_0_Int_SSSE3)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%ebp \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "movdqa _shuf01,%xmm2 \n"
- "movdqa _shuf11,%xmm3 \n"
- "movdqa _shuf21,%xmm4 \n"
- "movdqa _madd01,%xmm5 \n"
- "movdqa _madd11,%xmm6 \n"
- "movdqa _round34,%xmm7 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%ebp,1),%xmm1 \n"
- "pavgb %xmm0,%xmm1 \n"
- "pavgb %xmm1,%xmm0 \n"
- "pshufb %xmm2,%xmm0 \n"
- "pmaddubsw %xmm5,%xmm0 \n"
- "paddsw %xmm7,%xmm0 \n"
- "psrlw $0x2,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movq %xmm0,(%edi) \n"
- "movdqu 0x8(%esi),%xmm0 \n"
- "movdqu 0x8(%esi,%ebp,1),%xmm1 \n"
- "pavgb %xmm0,%xmm1 \n"
- "pavgb %xmm1,%xmm0 \n"
- "pshufb %xmm3,%xmm0 \n"
- "pmaddubsw %xmm6,%xmm0 \n"
- "paddsw %xmm7,%xmm0 \n"
- "psrlw $0x2,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movq %xmm0,0x8(%edi) \n"
- "movdqa 0x10(%esi),%xmm0 \n"
- "movdqa 0x10(%esi,%ebp,1),%xmm1 \n"
- "lea 0x20(%esi),%esi \n"
- "pavgb %xmm0,%xmm1 \n"
- "pavgb %xmm1,%xmm0 \n"
- "pshufb %xmm4,%xmm0 \n"
- "movdqa _madd21,%xmm1 \n"
- "pmaddubsw %xmm1,%xmm0 \n"
- "paddsw %xmm7,%xmm0 \n"
- "psrlw $0x2,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movq %xmm0,0x10(%edi) \n"
- "lea 0x18(%edi),%edi \n"
- "sub $0x18,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-
-#define HAS_SCALEROWDOWN38_SSSE3
-void ScaleRowDown38_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown38_SSSE3)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%edx \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "movdqa _shuf38a ,%xmm4 \n"
- "movdqa _shuf38b ,%xmm5 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa 0x10(%esi),%xmm1 \n"
- "lea 0x20(%esi),%esi \n"
- "pshufb %xmm4,%xmm0 \n"
- "pshufb %xmm5,%xmm1 \n"
- "paddusb %xmm1,%xmm0 \n"
- "movq %xmm0,(%edi) \n"
- "movhlps %xmm0,%xmm1 \n"
- "movd %xmm1,0x8(%edi) \n"
- "lea 0xc(%edi),%edi \n"
- "sub $0xc,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-
-void ScaleRowDown38_3_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown38_3_Int_SSSE3)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%edx \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "movdqa _shufac0,%xmm4 \n"
- "movdqa _shufac3,%xmm5 \n"
- "movdqa _scaleac3,%xmm6 \n"
- "pxor %xmm7,%xmm7 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%edx,1),%xmm2 \n"
- "movhlps %xmm0,%xmm1 \n"
- "movhlps %xmm2,%xmm3 \n"
- "punpcklbw %xmm7,%xmm0 \n"
- "punpcklbw %xmm7,%xmm1 \n"
- "punpcklbw %xmm7,%xmm2 \n"
- "punpcklbw %xmm7,%xmm3 \n"
- "paddusw %xmm2,%xmm0 \n"
- "paddusw %xmm3,%xmm1 \n"
- "movdqa (%esi,%edx,2),%xmm2 \n"
- "lea 0x10(%esi),%esi \n"
- "movhlps %xmm2,%xmm3 \n"
- "punpcklbw %xmm7,%xmm2 \n"
- "punpcklbw %xmm7,%xmm3 \n"
- "paddusw %xmm2,%xmm0 \n"
- "paddusw %xmm3,%xmm1 \n"
- "movdqa %xmm0,%xmm2 \n"
- "psrldq $0x2,%xmm0 \n"
- "paddusw %xmm0,%xmm2 \n"
- "psrldq $0x2,%xmm0 \n"
- "paddusw %xmm0,%xmm2 \n"
- "pshufb %xmm4,%xmm2 \n"
- "movdqa %xmm1,%xmm3 \n"
- "psrldq $0x2,%xmm1 \n"
- "paddusw %xmm1,%xmm3 \n"
- "psrldq $0x2,%xmm1 \n"
- "paddusw %xmm1,%xmm3 \n"
- "pshufb %xmm5,%xmm3 \n"
- "paddusw %xmm3,%xmm2 \n"
- "pmulhuw %xmm6,%xmm2 \n"
- "packuswb %xmm2,%xmm2 \n"
- "movd %xmm2,(%edi) \n"
- "pextrw $0x2,%xmm2,%eax \n"
- "mov %ax,0x4(%edi) \n"
- "lea 0x6(%edi),%edi \n"
- "sub $0x6,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-
-void ScaleRowDown38_2_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- asm(
- DECLARE_FUNCTION(ScaleRowDown38_2_Int_SSSE3)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%edx \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "movdqa _shufab0,%xmm4 \n"
- "movdqa _shufab1,%xmm5 \n"
- "movdqa _shufab2,%xmm6 \n"
- "movdqa _scaleab2,%xmm7 \n"
-
-"1:"
- "movdqa (%esi),%xmm2 \n"
- "pavgb (%esi,%edx,1),%xmm2 \n"
- "lea 0x10(%esi),%esi \n"
- "movdqa %xmm2,%xmm0 \n"
- "pshufb %xmm4,%xmm0 \n"
- "movdqa %xmm2,%xmm1 \n"
- "pshufb %xmm5,%xmm1 \n"
- "paddusw %xmm1,%xmm0 \n"
- "pshufb %xmm6,%xmm2 \n"
- "paddusw %xmm2,%xmm0 \n"
- "pmulhuw %xmm7,%xmm0 \n"
- "packuswb %xmm0,%xmm0 \n"
- "movd %xmm0,(%edi) \n"
- "pextrw $0x2,%xmm0,%eax \n"
- "mov %ax,0x4(%edi) \n"
- "lea 0x6(%edi),%edi \n"
- "sub $0x6,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-#endif // __PIC__
-
-#define HAS_SCALEADDROWS_SSE2
-void ScaleAddRows_SSE2(const uint8* src_ptr, int src_stride,
- uint16* dst_ptr, int src_width,
- int src_height);
- asm(
- DECLARE_FUNCTION(ScaleAddRows_SSE2)
- "pusha \n"
- "mov 0x24(%esp),%esi \n"
- "mov 0x28(%esp),%edx \n"
- "mov 0x2c(%esp),%edi \n"
- "mov 0x30(%esp),%ecx \n"
- "mov 0x34(%esp),%ebx \n"
- "pxor %xmm5,%xmm5 \n"
-
-"1:"
- "movdqa (%esi),%xmm2 \n"
- "lea (%esi,%edx,1),%eax \n"
- "movhlps %xmm2,%xmm3 \n"
- "lea -0x1(%ebx),%ebp \n"
- "punpcklbw %xmm5,%xmm2 \n"
- "punpcklbw %xmm5,%xmm3 \n"
-
-"2:"
- "movdqa (%eax),%xmm0 \n"
- "lea (%eax,%edx,1),%eax \n"
- "movhlps %xmm0,%xmm1 \n"
- "punpcklbw %xmm5,%xmm0 \n"
- "punpcklbw %xmm5,%xmm1 \n"
- "paddusw %xmm0,%xmm2 \n"
- "paddusw %xmm1,%xmm3 \n"
- "sub $0x1,%ebp \n"
- "ja 2b \n"
-
- "movdqa %xmm2,(%edi) \n"
- "movdqa %xmm3,0x10(%edi) \n"
- "lea 0x20(%edi),%edi \n"
- "lea 0x10(%esi),%esi \n"
- "sub $0x10,%ecx \n"
- "ja 1b \n"
- "popa \n"
- "ret \n"
-);
-
-// Bilinear row filtering combines 16x2 -> 16x1. SSE2 version
-#define HAS_SCALEFILTERROWS_SSE2
-void ScaleFilterRows_SSE2(uint8* dst_ptr,
- const uint8* src_ptr, int src_stride,
- int dst_width, int source_y_fraction);
- asm(
- DECLARE_FUNCTION(ScaleFilterRows_SSE2)
- "push %esi \n"
- "push %edi \n"
- "mov 0xc(%esp),%edi \n"
- "mov 0x10(%esp),%esi \n"
- "mov 0x14(%esp),%edx \n"
- "mov 0x18(%esp),%ecx \n"
- "mov 0x1c(%esp),%eax \n"
- "cmp $0x0,%eax \n"
- "je 2f \n"
- "cmp $0x80,%eax \n"
- "je 3f \n"
- "movd %eax,%xmm6 \n"
- "punpcklwd %xmm6,%xmm6 \n"
- "pshufd $0x0,%xmm6,%xmm6 \n"
- "neg %eax \n"
- "add $0x100,%eax \n"
- "movd %eax,%xmm5 \n"
- "punpcklwd %xmm5,%xmm5 \n"
- "pshufd $0x0,%xmm5,%xmm5 \n"
- "pxor %xmm7,%xmm7 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%edx,1),%xmm2 \n"
- "lea 0x10(%esi),%esi \n"
- "movdqa %xmm0,%xmm1 \n"
- "movdqa %xmm2,%xmm3 \n"
- "punpcklbw %xmm7,%xmm0 \n"
- "punpcklbw %xmm7,%xmm2 \n"
- "punpckhbw %xmm7,%xmm1 \n"
- "punpckhbw %xmm7,%xmm3 \n"
- "pmullw %xmm5,%xmm0 \n"
- "pmullw %xmm5,%xmm1 \n"
- "pmullw %xmm6,%xmm2 \n"
- "pmullw %xmm6,%xmm3 \n"
- "paddusw %xmm2,%xmm0 \n"
- "paddusw %xmm3,%xmm1 \n"
- "psrlw $0x8,%xmm0 \n"
- "psrlw $0x8,%xmm1 \n"
- "packuswb %xmm1,%xmm0 \n"
- "movdqa %xmm0,(%edi) \n"
- "lea 0x10(%edi),%edi \n"
- "sub $0x10,%ecx \n"
- "ja 1b \n"
- "mov -0x1(%edi),%al \n"
- "mov %al,(%edi) \n"
- "pop %edi \n"
- "pop %esi \n"
- "ret \n"
-
-"2:"
- "movdqa (%esi),%xmm0 \n"
- "lea 0x10(%esi),%esi \n"
- "movdqa %xmm0,(%edi) \n"
- "lea 0x10(%edi),%edi \n"
- "sub $0x10,%ecx \n"
- "ja 2b \n"
-
- "mov -0x1(%edi),%al \n"
- "mov %al,(%edi) \n"
- "pop %edi \n"
- "pop %esi \n"
- "ret \n"
-
-"3:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%edx,1),%xmm2 \n"
- "lea 0x10(%esi),%esi \n"
- "pavgb %xmm2,%xmm0 \n"
- "movdqa %xmm0,(%edi) \n"
- "lea 0x10(%edi),%edi \n"
- "sub $0x10,%ecx \n"
- "ja 3b \n"
-
- "mov -0x1(%edi),%al \n"
- "mov %al,(%edi) \n"
- "pop %edi \n"
- "pop %esi \n"
- "ret \n"
-);
-
-// Bilinear row filtering combines 16x2 -> 16x1. SSSE3 version
-#define HAS_SCALEFILTERROWS_SSSE3
-void ScaleFilterRows_SSSE3(uint8* dst_ptr,
- const uint8* src_ptr, int src_stride,
- int dst_width, int source_y_fraction);
- asm(
- DECLARE_FUNCTION(ScaleFilterRows_SSSE3)
- "push %esi \n"
- "push %edi \n"
- "mov 0xc(%esp),%edi \n"
- "mov 0x10(%esp),%esi \n"
- "mov 0x14(%esp),%edx \n"
- "mov 0x18(%esp),%ecx \n"
- "mov 0x1c(%esp),%eax \n"
- "shr %eax \n"
- "cmp $0x0,%eax \n"
- "je 2f \n"
- "cmp $0x40,%eax \n"
- "je 3f \n"
- "mov %al,%ah \n"
- "neg %al \n"
- "add $0x80,%al \n"
- "movd %eax,%xmm5 \n"
- "punpcklwd %xmm5,%xmm5 \n"
- "pshufd $0x0,%xmm5,%xmm5 \n"
-
-"1:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%edx,1),%xmm2 \n"
- "lea 0x10(%esi),%esi \n"
- "movdqa %xmm0,%xmm1 \n"
- "punpcklbw %xmm2,%xmm0 \n"
- "punpckhbw %xmm2,%xmm1 \n"
- "pmaddubsw %xmm5,%xmm0 \n"
- "pmaddubsw %xmm5,%xmm1 \n"
- "psrlw $0x7,%xmm0 \n"
- "psrlw $0x7,%xmm1 \n"
- "packuswb %xmm1,%xmm0 \n"
- "movdqa %xmm0,(%edi) \n"
- "lea 0x10(%edi),%edi \n"
- "sub $0x10,%ecx \n"
- "ja 1b \n"
- "mov -0x1(%edi),%al \n"
- "mov %al,(%edi) \n"
- "pop %edi \n"
- "pop %esi \n"
- "ret \n"
-
-"2:"
- "movdqa (%esi),%xmm0 \n"
- "lea 0x10(%esi),%esi \n"
- "movdqa %xmm0,(%edi) \n"
- "lea 0x10(%edi),%edi \n"
- "sub $0x10,%ecx \n"
- "ja 2b \n"
- "mov -0x1(%edi),%al \n"
- "mov %al,(%edi) \n"
- "pop %edi \n"
- "pop %esi \n"
- "ret \n"
-
-"3:"
- "movdqa (%esi),%xmm0 \n"
- "movdqa (%esi,%edx,1),%xmm2 \n"
- "lea 0x10(%esi),%esi \n"
- "pavgb %xmm2,%xmm0 \n"
- "movdqa %xmm0,(%edi) \n"
- "lea 0x10(%edi),%edi \n"
- "sub $0x10,%ecx \n"
- "ja 3b \n"
- "mov -0x1(%edi),%al \n"
- "mov %al,(%edi) \n"
- "pop %edi \n"
- "pop %esi \n"
- "ret \n"
-);
-
-#elif defined(__x86_64__)
-static void ScaleRowDown8Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "lea (%3,%3,2),%%r10 \n"
- "pxor %%xmm7,%%xmm7 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "movdqa (%0,%3,1),%%xmm2 \n"
- "movdqa 0x10(%0,%3,1),%%xmm3 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "pavgb %%xmm3,%%xmm1 \n"
- "movdqa (%0,%3,2),%%xmm2 \n"
- "movdqa 0x10(%0,%3,2),%%xmm3 \n"
- "movdqa (%0,%%r10,1),%%xmm4 \n"
- "movdqa 0x10(%0,%%r10,1),%%xmm5 \n"
- "lea (%0,%3,4),%%r11 \n"
- "lea 0x20(%0),%0 \n"
- "pavgb %%xmm4,%%xmm2 \n"
- "pavgb %%xmm5,%%xmm3 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "pavgb %%xmm3,%%xmm1 \n"
- "movdqa 0x0(%%r11),%%xmm2 \n"
- "movdqa 0x10(%%r11),%%xmm3 \n"
- "movdqa 0x0(%%r11,%3,1),%%xmm4 \n"
- "movdqa 0x10(%%r11,%3,1),%%xmm5 \n"
- "pavgb %%xmm4,%%xmm2 \n"
- "pavgb %%xmm5,%%xmm3 \n"
- "movdqa 0x0(%%r11,%3,2),%%xmm4 \n"
- "movdqa 0x10(%%r11,%3,2),%%xmm5 \n"
- "movdqa 0x0(%%r11,%%r10,1),%%xmm6 \n"
- "pavgb %%xmm6,%%xmm4 \n"
- "movdqa 0x10(%%r11,%%r10,1),%%xmm6 \n"
- "pavgb %%xmm6,%%xmm5 \n"
- "pavgb %%xmm4,%%xmm2 \n"
- "pavgb %%xmm5,%%xmm3 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "pavgb %%xmm3,%%xmm1 \n"
- "psadbw %%xmm7,%%xmm0 \n"
- "psadbw %%xmm7,%%xmm1 \n"
- "pshufd $0xd8,%%xmm0,%%xmm0 \n"
- "pshufd $0x8d,%%xmm1,%%xmm1 \n"
- "por %%xmm1,%%xmm0 \n"
- "psrlw $0x3,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movd %%xmm0,(%1) \n"
- "lea 0x4(%1),%1 \n"
- "sub $0x4,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)) // %3
- : "memory", "cc", "r10", "r11", "xmm6", "xmm7"
-);
-}
-
-#define HAS_SCALEROWDOWN34_SSSE3
-static void ScaleRowDown34_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "movdqa (%3),%%xmm3 \n"
- "movdqa (%4),%%xmm4 \n"
- "movdqa (%5),%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm2 \n"
- "lea 0x20(%0),%0 \n"
- "movdqa %%xmm2,%%xmm1 \n"
- "palignr $0x8,%%xmm0,%%xmm1 \n"
- "pshufb %%xmm3,%%xmm0 \n"
- "pshufb %%xmm4,%%xmm1 \n"
- "pshufb %%xmm5,%%xmm2 \n"
- "movq %%xmm0,(%1) \n"
- "movq %%xmm1,0x8(%1) \n"
- "movq %%xmm2,0x10(%1) \n"
- "lea 0x18(%1),%1 \n"
- "sub $0x18,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"(_shuf0), // %3
- "r"(_shuf1), // %4
- "r"(_shuf2) // %5
- : "memory", "cc"
-);
-}
-
-static void ScaleRowDown34_1_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "movdqa (%4),%%xmm2 \n" // _shuf01
- "movdqa (%5),%%xmm3 \n" // _shuf11
- "movdqa (%6),%%xmm4 \n" // _shuf21
- "movdqa (%7),%%xmm5 \n" // _madd01
- "movdqa (%8),%%xmm6 \n" // _madd11
- "movdqa (%9),%%xmm7 \n" // _round34
- "movdqa (%10),%%xmm8 \n" // _madd21
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa (%0,%3),%%xmm1 \n"
- "pavgb %%xmm1,%%xmm0 \n"
- "pshufb %%xmm2,%%xmm0 \n"
- "pmaddubsw %%xmm5,%%xmm0 \n"
- "paddsw %%xmm7,%%xmm0 \n"
- "psrlw $0x2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,(%1) \n"
- "movdqu 0x8(%0),%%xmm0 \n"
- "movdqu 0x8(%0,%3),%%xmm1 \n"
- "pavgb %%xmm1,%%xmm0 \n"
- "pshufb %%xmm3,%%xmm0 \n"
- "pmaddubsw %%xmm6,%%xmm0 \n"
- "paddsw %%xmm7,%%xmm0 \n"
- "psrlw $0x2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,0x8(%1) \n"
- "movdqa 0x10(%0),%%xmm0 \n"
- "movdqa 0x10(%0,%3),%%xmm1 \n"
- "lea 0x20(%0),%0 \n"
- "pavgb %%xmm1,%%xmm0 \n"
- "pshufb %%xmm4,%%xmm0 \n"
- "pmaddubsw %%xmm8,%%xmm0 \n"
- "paddsw %%xmm7,%%xmm0 \n"
- "psrlw $0x2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,0x10(%1) \n"
- "lea 0x18(%1),%1 \n"
- "sub $0x18,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)), // %3
- "r"(_shuf01), // %4
- "r"(_shuf11), // %5
- "r"(_shuf21), // %6
- "r"(_madd01), // %7
- "r"(_madd11), // %8
- "r"(_round34), // %9
- "r"(_madd21) // %10
- : "memory", "cc", "xmm6", "xmm7", "xmm8"
-);
-}
-
-static void ScaleRowDown34_0_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "movdqa (%4),%%xmm2 \n" // _shuf01
- "movdqa (%5),%%xmm3 \n" // _shuf11
- "movdqa (%6),%%xmm4 \n" // _shuf21
- "movdqa (%7),%%xmm5 \n" // _madd01
- "movdqa (%8),%%xmm6 \n" // _madd11
- "movdqa (%9),%%xmm7 \n" // _round34
- "movdqa (%10),%%xmm8 \n" // _madd21
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa (%0,%3,1),%%xmm1 \n"
- "pavgb %%xmm0,%%xmm1 \n"
- "pavgb %%xmm1,%%xmm0 \n"
- "pshufb %%xmm2,%%xmm0 \n"
- "pmaddubsw %%xmm5,%%xmm0 \n"
- "paddsw %%xmm7,%%xmm0 \n"
- "psrlw $0x2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,(%1) \n"
- "movdqu 0x8(%0),%%xmm0 \n"
- "movdqu 0x8(%0,%3,1),%%xmm1 \n"
- "pavgb %%xmm0,%%xmm1 \n"
- "pavgb %%xmm1,%%xmm0 \n"
- "pshufb %%xmm3,%%xmm0 \n"
- "pmaddubsw %%xmm6,%%xmm0 \n"
- "paddsw %%xmm7,%%xmm0 \n"
- "psrlw $0x2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,0x8(%1) \n"
- "movdqa 0x10(%0),%%xmm0 \n"
- "movdqa 0x10(%0,%3,1),%%xmm1 \n"
- "lea 0x20(%0),%0 \n"
- "pavgb %%xmm0,%%xmm1 \n"
- "pavgb %%xmm1,%%xmm0 \n"
- "pshufb %%xmm4,%%xmm0 \n"
- "pmaddubsw %%xmm8,%%xmm0 \n"
- "paddsw %%xmm7,%%xmm0 \n"
- "psrlw $0x2,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movq %%xmm0,0x10(%1) \n"
- "lea 0x18(%1),%1 \n"
- "sub $0x18,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)), // %3
- "r"(_shuf01), // %4
- "r"(_shuf11), // %5
- "r"(_shuf21), // %6
- "r"(_madd01), // %7
- "r"(_madd11), // %8
- "r"(_round34), // %9
- "r"(_madd21) // %10
- : "memory", "cc", "xmm6", "xmm7", "xmm8"
-);
-}
-
-#define HAS_SCALEROWDOWN38_SSSE3
-static void ScaleRowDown38_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "movdqa (%3),%%xmm4 \n"
- "movdqa (%4),%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa 0x10(%0),%%xmm1 \n"
- "lea 0x20(%0),%0 \n"
- "pshufb %%xmm4,%%xmm0 \n"
- "pshufb %%xmm5,%%xmm1 \n"
- "paddusb %%xmm1,%%xmm0 \n"
- "movq %%xmm0,(%1) \n"
- "movhlps %%xmm0,%%xmm1 \n"
- "movd %%xmm1,0x8(%1) \n"
- "lea 0xc(%1),%1 \n"
- "sub $0xc,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"(_shuf38a), // %3
- "r"(_shuf38b) // %4
- : "memory", "cc"
-);
-}
-
-static void ScaleRowDown38_3_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "movdqa (%4),%%xmm4 \n"
- "movdqa (%5),%%xmm5 \n"
- "movdqa (%6),%%xmm6 \n"
- "pxor %%xmm7,%%xmm7 \n"
-"1:"
- "movdqa (%0),%%xmm0 \n"
- "movdqa (%0,%3,1),%%xmm2 \n"
- "movhlps %%xmm0,%%xmm1 \n"
- "movhlps %%xmm2,%%xmm3 \n"
- "punpcklbw %%xmm7,%%xmm0 \n"
- "punpcklbw %%xmm7,%%xmm1 \n"
- "punpcklbw %%xmm7,%%xmm2 \n"
- "punpcklbw %%xmm7,%%xmm3 \n"
- "paddusw %%xmm2,%%xmm0 \n"
- "paddusw %%xmm3,%%xmm1 \n"
- "movdqa (%0,%3,2),%%xmm2 \n"
- "lea 0x10(%0),%0 \n"
- "movhlps %%xmm2,%%xmm3 \n"
- "punpcklbw %%xmm7,%%xmm2 \n"
- "punpcklbw %%xmm7,%%xmm3 \n"
- "paddusw %%xmm2,%%xmm0 \n"
- "paddusw %%xmm3,%%xmm1 \n"
- "movdqa %%xmm0,%%xmm2 \n"
- "psrldq $0x2,%%xmm0 \n"
- "paddusw %%xmm0,%%xmm2 \n"
- "psrldq $0x2,%%xmm0 \n"
- "paddusw %%xmm0,%%xmm2 \n"
- "pshufb %%xmm4,%%xmm2 \n"
- "movdqa %%xmm1,%%xmm3 \n"
- "psrldq $0x2,%%xmm1 \n"
- "paddusw %%xmm1,%%xmm3 \n"
- "psrldq $0x2,%%xmm1 \n"
- "paddusw %%xmm1,%%xmm3 \n"
- "pshufb %%xmm5,%%xmm3 \n"
- "paddusw %%xmm3,%%xmm2 \n"
- "pmulhuw %%xmm6,%%xmm2 \n"
- "packuswb %%xmm2,%%xmm2 \n"
- "movd %%xmm2,(%1) \n"
- "pextrw $0x2,%%xmm2,%%eax \n"
- "mov %%ax,0x4(%1) \n"
- "lea 0x6(%1),%1 \n"
- "sub $0x6,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)), // %3
- "r"(_shufac0), // %4
- "r"(_shufac3), // %5
- "r"(_scaleac3) // %6
- : "memory", "cc", "rax", "xmm6", "xmm7"
-);
-}
-
-static void ScaleRowDown38_2_Int_SSSE3(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- asm volatile (
- "movdqa (%4),%%xmm4 \n"
- "movdqa (%5),%%xmm5 \n"
- "movdqa (%6),%%xmm6 \n"
- "movdqa (%7),%%xmm7 \n"
-"1:"
- "movdqa (%0),%%xmm2 \n"
- "pavgb (%0,%3,1),%%xmm2 \n"
- "lea 0x10(%0),%0 \n"
- "movdqa %%xmm2,%%xmm0 \n"
- "pshufb %%xmm4,%%xmm0 \n"
- "movdqa %%xmm2,%%xmm1 \n"
- "pshufb %%xmm5,%%xmm1 \n"
- "paddusw %%xmm1,%%xmm0 \n"
- "pshufb %%xmm6,%%xmm2 \n"
- "paddusw %%xmm2,%%xmm0 \n"
- "pmulhuw %%xmm7,%%xmm0 \n"
- "packuswb %%xmm0,%%xmm0 \n"
- "movd %%xmm0,(%1) \n"
- "pextrw $0x2,%%xmm0,%%eax \n"
- "mov %%ax,0x4(%1) \n"
- "lea 0x6(%1),%1 \n"
- "sub $0x6,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)), // %3
- "r"(_shufab0), // %4
- "r"(_shufab1), // %5
- "r"(_shufab2), // %6
- "r"(_scaleab2) // %7
- : "memory", "cc", "rax", "xmm6", "xmm7"
-);
-}
-
-#define HAS_SCALEADDROWS_SSE2
-static void ScaleAddRows_SSE2(const uint8* src_ptr, int src_stride,
- uint16* dst_ptr, int src_width,
- int src_height) {- asm volatile (
- "pxor %%xmm5,%%xmm5 \n"
-"1:"
- "movdqa (%0),%%xmm2 \n"
- "lea (%0,%4,1),%%r10 \n"
- "movhlps %%xmm2,%%xmm3 \n"
- "lea -0x1(%3),%%r11 \n"
- "punpcklbw %%xmm5,%%xmm2 \n"
- "punpcklbw %%xmm5,%%xmm3 \n"
-
-"2:"
- "movdqa (%%r10),%%xmm0 \n"
- "lea (%%r10,%4,1),%%r10 \n"
- "movhlps %%xmm0,%%xmm1 \n"
- "punpcklbw %%xmm5,%%xmm0 \n"
- "punpcklbw %%xmm5,%%xmm1 \n"
- "paddusw %%xmm0,%%xmm2 \n"
- "paddusw %%xmm1,%%xmm3 \n"
- "sub $0x1,%%r11 \n"
- "ja 2b \n"
-
- "movdqa %%xmm2,(%1) \n"
- "movdqa %%xmm3,0x10(%1) \n"
- "lea 0x20(%1),%1 \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- : "+r"(src_ptr), // %0
- "+r"(dst_ptr), // %1
- "+r"(src_width), // %2
- "+r"(src_height) // %3
- : "r"((intptr_t)(src_stride)) // %4
- : "memory", "cc", "r10", "r11"
-);
-}
-
-// Bilinear row filtering combines 16x2 -> 16x1. SSE2 version
-#define HAS_SCALEFILTERROWS_SSE2
-static void ScaleFilterRows_SSE2(uint8* dst_ptr,
- const uint8* src_ptr, int src_stride,
- int dst_width, int source_y_fraction) {- if (source_y_fraction == 0) {- asm volatile (
- "1:"
- "movdqa (%1),%%xmm0 \n"
- "lea 0x10(%1),%1 \n"
- "movdqa %%xmm0,(%0) \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- "mov -0x1(%0),%%al \n"
- "mov %%al,(%0) \n"
- : "+r"(dst_ptr), // %0
- "+r"(src_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "memory", "cc", "rax"
- );
- return;
- } else if (source_y_fraction == 128) {- asm volatile (
- "1:"
- "movdqa (%1),%%xmm0 \n"
- "movdqa (%1,%3,1),%%xmm2 \n"
- "lea 0x10(%1),%1 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "movdqa %%xmm0,(%0) \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- "mov -0x1(%0),%%al \n"
- "mov %%al,(%0) \n"
- : "+r"(dst_ptr), // %0
- "+r"(src_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)) // %3
- : "memory", "cc", "rax"
- );
- return;
- } else {- asm volatile (
- "mov %3,%%eax \n"
- "movd %%eax,%%xmm6 \n"
- "punpcklwd %%xmm6,%%xmm6 \n"
- "pshufd $0x0,%%xmm6,%%xmm6 \n"
- "neg %%eax \n"
- "add $0x100,%%eax \n"
- "movd %%eax,%%xmm5 \n"
- "punpcklwd %%xmm5,%%xmm5 \n"
- "pshufd $0x0,%%xmm5,%%xmm5 \n"
- "pxor %%xmm7,%%xmm7 \n"
- "1:"
- "movdqa (%1),%%xmm0 \n"
- "movdqa (%1,%4,1),%%xmm2 \n"
- "lea 0x10(%1),%1 \n"
- "movdqa %%xmm0,%%xmm1 \n"
- "movdqa %%xmm2,%%xmm3 \n"
- "punpcklbw %%xmm7,%%xmm0 \n"
- "punpcklbw %%xmm7,%%xmm2 \n"
- "punpckhbw %%xmm7,%%xmm1 \n"
- "punpckhbw %%xmm7,%%xmm3 \n"
- "pmullw %%xmm5,%%xmm0 \n"
- "pmullw %%xmm5,%%xmm1 \n"
- "pmullw %%xmm6,%%xmm2 \n"
- "pmullw %%xmm6,%%xmm3 \n"
- "paddusw %%xmm2,%%xmm0 \n"
- "paddusw %%xmm3,%%xmm1 \n"
- "psrlw $0x8,%%xmm0 \n"
- "psrlw $0x8,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "movdqa %%xmm0,(%0) \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- "mov -0x1(%0),%%al \n"
- "mov %%al,(%0) \n"
- : "+r"(dst_ptr), // %0
- "+r"(src_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(source_y_fraction) // %3
- : "r"((intptr_t)(src_stride)) // %4
- : "memory", "cc", "rax", "xmm6", "xmm7"
- );
- }
- return;
-}
-
-// Bilinear row filtering combines 16x2 -> 16x1. SSSE3 version
-#define HAS_SCALEFILTERROWS_SSSE3
-static void ScaleFilterRows_SSSE3(uint8* dst_ptr,
- const uint8* src_ptr, int src_stride,
- int dst_width, int source_y_fraction) {- source_y_fraction >>= 1;
- if (source_y_fraction == 0) {- asm volatile (
- "1:"
- "movdqa (%1),%%xmm0 \n"
- "lea 0x10(%1),%1 \n"
- "movdqa %%xmm0,(%0) \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- "mov -0x1(%0),%%al \n"
- "mov %%al,(%0) \n"
- : "+r"(dst_ptr), // %0
- "+r"(src_ptr), // %1
- "+r"(dst_width) // %2
- :
- : "memory", "cc", "rax"
- );
- return;
- } else if (source_y_fraction == 64) {- asm volatile (
- "1:"
- "movdqa (%1),%%xmm0 \n"
- "movdqa (%1,%3,1),%%xmm2 \n"
- "lea 0x10(%1),%1 \n"
- "pavgb %%xmm2,%%xmm0 \n"
- "movdqa %%xmm0,(%0) \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- "mov -0x1(%0),%%al \n"
- "mov %%al,(%0) \n"
- : "+r"(dst_ptr), // %0
- "+r"(src_ptr), // %1
- "+r"(dst_width) // %2
- : "r"((intptr_t)(src_stride)) // %3
- : "memory", "cc", "rax"
- );
- return;
- } else {- asm volatile (
- "mov %3,%%eax \n"
- "mov %%al,%%ah \n"
- "neg %%al \n"
- "add $0x80,%%al \n"
- "movd %%eax,%%xmm5 \n"
- "punpcklwd %%xmm5,%%xmm5 \n"
- "pshufd $0x0,%%xmm5,%%xmm5 \n"
- "1:"
- "movdqa (%1),%%xmm0 \n"
- "movdqa (%1,%4,1),%%xmm2 \n"
- "lea 0x10(%1),%1 \n"
- "movdqa %%xmm0,%%xmm1 \n"
- "punpcklbw %%xmm2,%%xmm0 \n"
- "punpckhbw %%xmm2,%%xmm1 \n"
- "pmaddubsw %%xmm5,%%xmm0 \n"
- "pmaddubsw %%xmm5,%%xmm1 \n"
- "psrlw $0x7,%%xmm0 \n"
- "psrlw $0x7,%%xmm1 \n"
- "packuswb %%xmm1,%%xmm0 \n"
- "movdqa %%xmm0,(%0) \n"
- "lea 0x10(%0),%0 \n"
- "sub $0x10,%2 \n"
- "ja 1b \n"
- "mov -0x1(%0),%%al \n"
- "mov %%al,(%0) \n"
- : "+r"(dst_ptr), // %0
- "+r"(src_ptr), // %1
- "+r"(dst_width), // %2
- "+r"(source_y_fraction) // %3
- : "r"((intptr_t)(src_stride)) // %4
- : "memory", "cc", "rax"
- );
- }
- return;
-}
-#endif
-#endif
-
-// CPU agnostic row functions
-static void ScaleRowDown2_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- int x;
- for (x = 0; x < dst_width; ++x) {- *dst++ = *src_ptr;
- src_ptr += 2;
- }
-}
-
-static void ScaleRowDown2Int_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- int x;
- for (x = 0; x < dst_width; ++x) {- *dst++ = (src_ptr[0] + src_ptr[1] +
- src_ptr[src_stride] + src_ptr[src_stride + 1] + 2) >> 2;
- src_ptr += 2;
- }
-}
-
-static void ScaleRowDown4_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- int x;
- for (x = 0; x < dst_width; ++x) {- *dst++ = *src_ptr;
- src_ptr += 4;
- }
-}
-
-static void ScaleRowDown4Int_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- int x;
- for (x = 0; x < dst_width; ++x) {- *dst++ = (src_ptr[0] + src_ptr[1] + src_ptr[2] + src_ptr[3] +
- src_ptr[src_stride + 0] + src_ptr[src_stride + 1] +
- src_ptr[src_stride + 2] + src_ptr[src_stride + 3] +
- src_ptr[src_stride * 2 + 0] + src_ptr[src_stride * 2 + 1] +
- src_ptr[src_stride * 2 + 2] + src_ptr[src_stride * 2 + 3] +
- src_ptr[src_stride * 3 + 0] + src_ptr[src_stride * 3 + 1] +
- src_ptr[src_stride * 3 + 2] + src_ptr[src_stride * 3 + 3] +
- 8) >> 4;
- src_ptr += 4;
- }
-}
-
-// 640 output pixels is enough to allow 5120 input pixels with 1/8 scale down.
-// Keeping the total buffer under 4096 bytes avoids a stackcheck, saving 4% cpu.
-// The following 2 lines cause error on Windows.
-//static const int kMaxOutputWidth = 640;
-//static const int kMaxRow12 = 1280; //kMaxOutputWidth * 2;
-#define kMaxOutputWidth 640
-#define kMaxRow12 1280
-
-static void ScaleRowDown8_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- int x;
- for (x = 0; x < dst_width; ++x) {- *dst++ = *src_ptr;
- src_ptr += 8;
- }
-}
-
-// Note calling code checks width is less than max and if not
-// uses ScaleRowDown8_C instead.
-static void ScaleRowDown8Int_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- ALIGN16(uint8 src_row[kMaxRow12 * 2]);
- assert(dst_width <= kMaxOutputWidth);
- ScaleRowDown4Int_C(src_ptr, src_stride, src_row, dst_width * 2);
- ScaleRowDown4Int_C(src_ptr + src_stride * 4, src_stride,
- src_row + kMaxOutputWidth,
- dst_width * 2);
- ScaleRowDown2Int_C(src_row, kMaxOutputWidth, dst, dst_width);
-}
-
-static void ScaleRowDown34_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- uint8* dend;
- assert((dst_width % 3 == 0) && (dst_width > 0));
- dend = dst + dst_width;
- do {- dst[0] = src_ptr[0];
- dst[1] = src_ptr[1];
- dst[2] = src_ptr[3];
- dst += 3;
- src_ptr += 4;
- } while (dst < dend);
-}
-
-// Filter rows 0 and 1 together, 3 : 1
-static void ScaleRowDown34_0_Int_C(const uint8* src_ptr, int src_stride,
- uint8* d, int dst_width) {- uint8* dend;
- const uint8* s;
- const uint8* t;
- assert((dst_width % 3 == 0) && (dst_width > 0));
- dend = d + dst_width;
- s = src_ptr;
- t = src_ptr + src_stride;
- do {- uint8 a0 = (s[0] * 3 + s[1] * 1 + 2) >> 2;
- uint8 a1 = (s[1] * 1 + s[2] * 1 + 1) >> 1;
- uint8 a2 = (s[2] * 1 + s[3] * 3 + 2) >> 2;
- uint8 b0 = (t[0] * 3 + t[1] * 1 + 2) >> 2;
- uint8 b1 = (t[1] * 1 + t[2] * 1 + 1) >> 1;
- uint8 b2 = (t[2] * 1 + t[3] * 3 + 2) >> 2;
- d[0] = (a0 * 3 + b0 + 2) >> 2;
- d[1] = (a1 * 3 + b1 + 2) >> 2;
- d[2] = (a2 * 3 + b2 + 2) >> 2;
- d += 3;
- s += 4;
- t += 4;
- } while (d < dend);
-}
-
-// Filter rows 1 and 2 together, 1 : 1
-static void ScaleRowDown34_1_Int_C(const uint8* src_ptr, int src_stride,
- uint8* d, int dst_width) {- uint8* dend;
- const uint8* s;
- const uint8* t;
- assert((dst_width % 3 == 0) && (dst_width > 0));
- dend = d + dst_width;
- s = src_ptr;
- t = src_ptr + src_stride;
- do {- uint8 a0 = (s[0] * 3 + s[1] * 1 + 2) >> 2;
- uint8 a1 = (s[1] * 1 + s[2] * 1 + 1) >> 1;
- uint8 a2 = (s[2] * 1 + s[3] * 3 + 2) >> 2;
- uint8 b0 = (t[0] * 3 + t[1] * 1 + 2) >> 2;
- uint8 b1 = (t[1] * 1 + t[2] * 1 + 1) >> 1;
- uint8 b2 = (t[2] * 1 + t[3] * 3 + 2) >> 2;
- d[0] = (a0 + b0 + 1) >> 1;
- d[1] = (a1 + b1 + 1) >> 1;
- d[2] = (a2 + b2 + 1) >> 1;
- d += 3;
- s += 4;
- t += 4;
- } while (d < dend);
-}
-
-#if defined(HAS_SCALEFILTERROWS_SSE2)
-// Filter row to 3/4
-static void ScaleFilterCols34_C(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width) {- uint8* dend;
- const uint8* s;
- assert((dst_width % 3 == 0) && (dst_width > 0));
- dend = dst_ptr + dst_width;
- s = src_ptr;
- do {- dst_ptr[0] = (s[0] * 3 + s[1] * 1 + 2) >> 2;
- dst_ptr[1] = (s[1] * 1 + s[2] * 1 + 1) >> 1;
- dst_ptr[2] = (s[2] * 1 + s[3] * 3 + 2) >> 2;
- dst_ptr += 3;
- s += 4;
- } while (dst_ptr < dend);
-}
-#endif
-
-static void ScaleFilterCols_C(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int dx) {- int x = 0;
- int j;
- for (j = 0; j < dst_width; ++j) {- int xi = x >> 16;
- int xf1 = x & 0xffff;
- int xf0 = 65536 - xf1;
-
- *dst_ptr++ = (src_ptr[xi] * xf0 + src_ptr[xi + 1] * xf1) >> 16;
- x += dx;
- }
-}
-
-//Not work on Windows
-//static const int kMaxInputWidth = 2560;
-#define kMaxInputWidth 2560
-#if defined(HAS_SCALEFILTERROWS_SSE2)
-#define HAS_SCALEROWDOWN34_SSE2
-// Filter rows 0 and 1 together, 3 : 1
-static void ScaleRowDown34_0_Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- ALIGN16(uint8 row[kMaxInputWidth]);
- assert((dst_width % 3 == 0) && (dst_width > 0));
- ScaleFilterRows_SSE2(row, src_ptr, src_stride, dst_width * 4 / 3, 256 / 4);
- ScaleFilterCols34_C(dst_ptr, row, dst_width);
-}
-
-// Filter rows 1 and 2 together, 1 : 1
-static void ScaleRowDown34_1_Int_SSE2(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- ALIGN16(uint8 row[kMaxInputWidth]);
- assert((dst_width % 3 == 0) && (dst_width > 0));
- ScaleFilterRows_SSE2(row, src_ptr, src_stride, dst_width * 4 / 3, 256 / 2);
- ScaleFilterCols34_C(dst_ptr, row, dst_width);
-}
-#endif
-
-static void ScaleRowDown38_C(const uint8* src_ptr, int src_stride,
- uint8* dst, int dst_width) {- int x;
- assert(dst_width % 3 == 0);
- for (x = 0; x < dst_width; x += 3) {- dst[0] = src_ptr[0];
- dst[1] = src_ptr[3];
- dst[2] = src_ptr[6];
- dst += 3;
- src_ptr += 8;
- }
-}
-
-// 8x3 -> 3x1
-static void ScaleRowDown38_3_Int_C(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- int i;
- assert((dst_width % 3 == 0) && (dst_width > 0));
- for (i = 0; i < dst_width; i+=3) {- dst_ptr[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] +
- src_ptr[src_stride + 0] + src_ptr[src_stride + 1] +
- src_ptr[src_stride + 2] + src_ptr[src_stride * 2 + 0] +
- src_ptr[src_stride * 2 + 1] + src_ptr[src_stride * 2 + 2]) *
- (65536 / 9) >> 16;
- dst_ptr[1] = (src_ptr[3] + src_ptr[4] + src_ptr[5] +
- src_ptr[src_stride + 3] + src_ptr[src_stride + 4] +
- src_ptr[src_stride + 5] + src_ptr[src_stride * 2 + 3] +
- src_ptr[src_stride * 2 + 4] + src_ptr[src_stride * 2 + 5]) *
- (65536 / 9) >> 16;
- dst_ptr[2] = (src_ptr[6] + src_ptr[7] +
- src_ptr[src_stride + 6] + src_ptr[src_stride + 7] +
- src_ptr[src_stride * 2 + 6] + src_ptr[src_stride * 2 + 7]) *
- (65536 / 6) >> 16;
- src_ptr += 8;
- dst_ptr += 3;
- }
-}
-
-// 8x2 -> 3x1
-static void ScaleRowDown38_2_Int_C(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width) {- int i;
- assert((dst_width % 3 == 0) && (dst_width > 0));
- for (i = 0; i < dst_width; i+=3) {- dst_ptr[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] +
- src_ptr[src_stride + 0] + src_ptr[src_stride + 1] +
- src_ptr[src_stride + 2]) * (65536 / 6) >> 16;
- dst_ptr[1] = (src_ptr[3] + src_ptr[4] + src_ptr[5] +
- src_ptr[src_stride + 3] + src_ptr[src_stride + 4] +
- src_ptr[src_stride + 5]) * (65536 / 6) >> 16;
- dst_ptr[2] = (src_ptr[6] + src_ptr[7] +
- src_ptr[src_stride + 6] + src_ptr[src_stride + 7]) *
- (65536 / 4) >> 16;
- src_ptr += 8;
- dst_ptr += 3;
- }
-}
-
-// C version 8x2 -> 8x1
-static void ScaleFilterRows_C(uint8* dst_ptr,
- const uint8* src_ptr, int src_stride,
- int dst_width, int source_y_fraction) {- int y1_fraction;
- int y0_fraction;
- const uint8* src_ptr1;
- uint8* end;
- assert(dst_width > 0);
- y1_fraction = source_y_fraction;
- y0_fraction = 256 - y1_fraction;
- src_ptr1 = src_ptr + src_stride;
- end = dst_ptr + dst_width;
- do {- dst_ptr[0] = (src_ptr[0] * y0_fraction + src_ptr1[0] * y1_fraction) >> 8;
- dst_ptr[1] = (src_ptr[1] * y0_fraction + src_ptr1[1] * y1_fraction) >> 8;
- dst_ptr[2] = (src_ptr[2] * y0_fraction + src_ptr1[2] * y1_fraction) >> 8;
- dst_ptr[3] = (src_ptr[3] * y0_fraction + src_ptr1[3] * y1_fraction) >> 8;
- dst_ptr[4] = (src_ptr[4] * y0_fraction + src_ptr1[4] * y1_fraction) >> 8;
- dst_ptr[5] = (src_ptr[5] * y0_fraction + src_ptr1[5] * y1_fraction) >> 8;
- dst_ptr[6] = (src_ptr[6] * y0_fraction + src_ptr1[6] * y1_fraction) >> 8;
- dst_ptr[7] = (src_ptr[7] * y0_fraction + src_ptr1[7] * y1_fraction) >> 8;
- src_ptr += 8;
- src_ptr1 += 8;
- dst_ptr += 8;
- } while (dst_ptr < end);
- dst_ptr[0] = dst_ptr[-1];
-}
-
-void ScaleAddRows_C(const uint8* src_ptr, int src_stride,
- uint16* dst_ptr, int src_width, int src_height) {- int x,y;
- assert(src_width > 0);
- assert(src_height > 0);
- for (x = 0; x < src_width; ++x) {- const uint8* s = src_ptr + x;
- int sum = 0;
- for (y = 0; y < src_height; ++y) {- sum += s[0];
- s += src_stride;
- }
- dst_ptr[x] = sum;
- }
-}
-
-/**
- * Scale plane, 1/2
- *
- * This is an optimized version for scaling down a plane to 1/2 of
- * its original size.
- *
- */
-static void ScalePlaneDown2(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- void (*ScaleRowDown2)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- assert(IS_ALIGNED(src_width, 2));
- assert(IS_ALIGNED(src_height, 2));
-
-#if defined(HAS_SCALEROWDOWN2_NEON)
- if (TestCpuFlag(kCpuHasNEON) &&
- IS_ALIGNED(dst_width, 16)) {- ScaleRowDown2 = filtering ? ScaleRowDown2Int_NEON : ScaleRowDown2_NEON;
- } else
-#endif
-#if defined(HAS_SCALEROWDOWN2_SSE2)
- if (TestCpuFlag(kCpuHasSSE2) &&
- IS_ALIGNED(dst_width, 16) &&
- IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
- IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {- ScaleRowDown2 = filtering ? ScaleRowDown2Int_SSE2 : ScaleRowDown2_SSE2;
- } else
-#endif
- {- ScaleRowDown2 = filtering ? ScaleRowDown2Int_C : ScaleRowDown2_C;
- }
-
- {- int y;
- for (y = 0; y < dst_height; ++y) {- ScaleRowDown2(src_ptr, src_stride, dst_ptr, dst_width);
- src_ptr += (src_stride << 1);
- dst_ptr += dst_stride;
- }
- }
-}
-
-/**
- * Scale plane, 1/4
- *
- * This is an optimized version for scaling down a plane to 1/4 of
- * its original size.
- */
-static void ScalePlaneDown4(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- void (*ScaleRowDown4)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- assert(IS_ALIGNED(src_width, 4));
- assert(IS_ALIGNED(src_height, 4));
-
-#if defined(HAS_SCALEROWDOWN4_NEON)
- if (TestCpuFlag(kCpuHasNEON) &&
- IS_ALIGNED(dst_width, 4)) {- ScaleRowDown4 = filtering ? ScaleRowDown4Int_NEON : ScaleRowDown4_NEON;
- } else
-#endif
-#if defined(HAS_SCALEROWDOWN4_SSE2)
- if (TestCpuFlag(kCpuHasSSE2) &&
- IS_ALIGNED(dst_width, 8) &&
- IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
- IS_ALIGNED(dst_ptr, 8) && IS_ALIGNED(dst_stride, 8)) {- ScaleRowDown4 = filtering ? ScaleRowDown4Int_SSE2 : ScaleRowDown4_SSE2;
- } else
-#endif
- {- ScaleRowDown4 = filtering ? ScaleRowDown4Int_C : ScaleRowDown4_C;
- }
-
- {- int y;
- for (y = 0; y < dst_height; ++y) {- ScaleRowDown4(src_ptr, src_stride, dst_ptr, dst_width);
- src_ptr += (src_stride << 2);
- dst_ptr += dst_stride;
- }
- }
-}
-
-/**
- * Scale plane, 1/8
- *
- * This is an optimized version for scaling down a plane to 1/8
- * of its original size.
- *
- */
-static void ScalePlaneDown8(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- void (*ScaleRowDown8)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- assert(IS_ALIGNED(src_width, 8));
- assert(IS_ALIGNED(src_height, 8));
-
-#if defined(HAS_SCALEROWDOWN8_SSE2)
- if (TestCpuFlag(kCpuHasSSE2) &&
- IS_ALIGNED(dst_width, 4) &&
- IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
- IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {- ScaleRowDown8 = filtering ? ScaleRowDown8Int_SSE2 : ScaleRowDown8_SSE2;
- } else
-#endif
- {- ScaleRowDown8 = filtering && (dst_width <= kMaxOutputWidth) ?
- ScaleRowDown8Int_C : ScaleRowDown8_C;
- }
-
- {- int y;
- for (y = 0; y < dst_height; ++y) {- ScaleRowDown8(src_ptr, src_stride, dst_ptr, dst_width);
- src_ptr += (src_stride << 3);
- dst_ptr += dst_stride;
- }
- }
-}
-
-/**
- * Scale plane down, 3/4
- *
- * Provided by Frank Barchard (fbarchard@google.com)
- *
- */
-static void ScalePlaneDown34(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- void (*ScaleRowDown34_0)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- void (*ScaleRowDown34_1)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- assert(dst_width % 3 == 0);
-#if defined(HAS_SCALEROWDOWN34_NEON)
- if (TestCpuFlag(kCpuHasNEON) &&
- (dst_width % 24 == 0)) {- if (!filtering) {- ScaleRowDown34_0 = ScaleRowDown34_NEON;
- ScaleRowDown34_1 = ScaleRowDown34_NEON;
- } else {- ScaleRowDown34_0 = ScaleRowDown34_0_Int_NEON;
- ScaleRowDown34_1 = ScaleRowDown34_1_Int_NEON;
- }
- } else
-#endif
-
-#if defined(HAS_SCALEROWDOWN34_SSSE3)
- if (TestCpuFlag(kCpuHasSSSE3) &&
- (dst_width % 24 == 0) &&
- IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
- IS_ALIGNED(dst_ptr, 8) && IS_ALIGNED(dst_stride, 8)) {- if (!filtering) {- ScaleRowDown34_0 = ScaleRowDown34_SSSE3;
- ScaleRowDown34_1 = ScaleRowDown34_SSSE3;
- } else {- ScaleRowDown34_0 = ScaleRowDown34_0_Int_SSSE3;
- ScaleRowDown34_1 = ScaleRowDown34_1_Int_SSSE3;
- }
- } else
-#endif
-#if defined(HAS_SCALEROWDOWN34_SSE2)
- if (TestCpuFlag(kCpuHasSSE2) &&
- (dst_width % 24 == 0) && IS_ALIGNED(src_stride, 16) &&
- IS_ALIGNED(dst_stride, 8) &&
- IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(dst_ptr, 8) &&
- filtering) {- ScaleRowDown34_0 = ScaleRowDown34_0_Int_SSE2;
- ScaleRowDown34_1 = ScaleRowDown34_1_Int_SSE2;
- } else
-#endif
- {- if (!filtering) {- ScaleRowDown34_0 = ScaleRowDown34_C;
- ScaleRowDown34_1 = ScaleRowDown34_C;
- } else {- ScaleRowDown34_0 = ScaleRowDown34_0_Int_C;
- ScaleRowDown34_1 = ScaleRowDown34_1_Int_C;
- }
- }
- {- int src_row = 0;
- int y;
- for (y = 0; y < dst_height; ++y) {- switch (src_row) {- case 0:
- ScaleRowDown34_0(src_ptr, src_stride, dst_ptr, dst_width);
- break;
-
- case 1:
- ScaleRowDown34_1(src_ptr, src_stride, dst_ptr, dst_width);
- break;
-
- case 2:
- ScaleRowDown34_0(src_ptr + src_stride, -src_stride,
- dst_ptr, dst_width);
- break;
- }
- ++src_row;
- src_ptr += src_stride;
- dst_ptr += dst_stride;
- if (src_row >= 3) {- src_ptr += src_stride;
- src_row = 0;
- }
- }
-}
-}
-
-/**
- * Scale plane, 3/8
- *
- * This is an optimized version for scaling down a plane to 3/8
- * of its original size.
- *
- * Reduces 16x3 to 6x1
- */
-static void ScalePlaneDown38(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- void (*ScaleRowDown38_3)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- void (*ScaleRowDown38_2)(const uint8* src_ptr, int src_stride,
- uint8* dst_ptr, int dst_width);
- assert(dst_width % 3 == 0);
-#if defined(HAS_SCALEROWDOWN38_NEON)
- if (TestCpuFlag(kCpuHasNEON) &&
- (dst_width % 12 == 0)) {- if (!filtering) {- ScaleRowDown38_3 = ScaleRowDown38_NEON;
- ScaleRowDown38_2 = ScaleRowDown38_NEON;
- } else {- ScaleRowDown38_3 = ScaleRowDown38_3_Int_NEON;
- ScaleRowDown38_2 = ScaleRowDown38_2_Int_NEON;
- }
- } else
-#endif
-
-#if defined(HAS_SCALEROWDOWN38_SSSE3)
- if (TestCpuFlag(kCpuHasSSSE3) &&
- (dst_width % 24 == 0) && IS_ALIGNED(src_stride, 16) &&
- IS_ALIGNED(dst_stride, 8) &&
- IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(dst_ptr, 8)) {- if (!filtering) {- ScaleRowDown38_3 = ScaleRowDown38_SSSE3;
- ScaleRowDown38_2 = ScaleRowDown38_SSSE3;
- } else {- ScaleRowDown38_3 = ScaleRowDown38_3_Int_SSSE3;
- ScaleRowDown38_2 = ScaleRowDown38_2_Int_SSSE3;
- }
- } else
-#endif
- {- if (!filtering) {- ScaleRowDown38_3 = ScaleRowDown38_C;
- ScaleRowDown38_2 = ScaleRowDown38_C;
- } else {- ScaleRowDown38_3 = ScaleRowDown38_3_Int_C;
- ScaleRowDown38_2 = ScaleRowDown38_2_Int_C;
- }
- }
- {- int src_row = 0;
- int y;
- for (y = 0; y < dst_height; ++y) {- switch (src_row) {- case 0:
- case 1:
- ScaleRowDown38_3(src_ptr, src_stride, dst_ptr, dst_width);
- src_ptr += src_stride * 3;
- ++src_row;
- break;
-
- case 2:
- ScaleRowDown38_2(src_ptr, src_stride, dst_ptr, dst_width);
- src_ptr += src_stride * 2;
- src_row = 0;
- break;
- }
- dst_ptr += dst_stride;
- }
-}
-}
-
-__inline static uint32 SumBox(int iboxwidth, int iboxheight,
- int src_stride, const uint8* src_ptr) {- int x, y;
- uint32 sum;
- assert(iboxwidth > 0);
- assert(iboxheight > 0);
- sum = 0u;
- for (y = 0; y < iboxheight; ++y) {- for (x = 0; x < iboxwidth; ++x) {- sum += src_ptr[x];
- }
- src_ptr += src_stride;
- }
- return sum;
-}
-
-static void ScalePlaneBoxRow(int dst_width, int boxheight,
- int dx, int src_stride,
- const uint8* src_ptr, uint8* dst_ptr) {- int x = 0;
- int i;
- for (i = 0; i < dst_width; ++i) {- int ix = x >> 16;
- int boxwidth;
- x += dx;
- boxwidth = (x >> 16) - ix;
- *dst_ptr++ = SumBox(boxwidth, boxheight, src_stride, src_ptr + ix) /
- (boxwidth * boxheight);
- }
-}
-
-__inline static uint32 SumPixels(int iboxwidth, const uint16* src_ptr) {- uint32 sum;
- int x;
- assert(iboxwidth > 0);
- sum = 0u;
- for (x = 0; x < iboxwidth; ++x) {- sum += src_ptr[x];
- }
- return sum;
-}
-
-static void ScaleAddCols2_C(int dst_width, int boxheight, int dx,
- const uint16* src_ptr, uint8* dst_ptr) {- int scaletbl[2];
- int minboxwidth = (dx >> 16);
- scaletbl[0] = 65536 / (minboxwidth * boxheight);
- scaletbl[1] = 65536 / ((minboxwidth + 1) * boxheight);
- {- int *scaleptr = scaletbl - minboxwidth;
- int x = 0;
- int i;
- for (i = 0; i < dst_width; ++i) {- int ix = x >> 16;
- int boxwidth;
- x += dx;
- boxwidth = (x >> 16) - ix;
- *dst_ptr++ = SumPixels(boxwidth, src_ptr + ix) * scaleptr[boxwidth] >> 16;
- }
- }
-}
-
-static void ScaleAddCols1_C(int dst_width, int boxheight, int dx,
- const uint16* src_ptr, uint8* dst_ptr) {- int boxwidth = (dx >> 16);
- int scaleval = 65536 / (boxwidth * boxheight);
- int x = 0;
- int i;
- for (i = 0; i < dst_width; ++i) {- *dst_ptr++ = SumPixels(boxwidth, src_ptr + x) * scaleval >> 16;
- x += boxwidth;
- }
-}
-
-/**
- * Scale plane down to any dimensions, with interpolation.
- * (boxfilter).
- *
- * Same method as SimpleScale, which is fixed point, outputting
- * one pixel of destination using fixed point (16.16) to step
- * through source, sampling a box of pixel with simple
- * averaging.
- */
-static void ScalePlaneBox(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr) {- int dx, dy;
- assert(dst_width > 0);
- assert(dst_height > 0);
- dy = (src_height << 16) / dst_height;
- dx = (src_width << 16) / dst_width;
- if (!IS_ALIGNED(src_width, 16) || (src_width > kMaxInputWidth) ||
- dst_height * 2 > src_height) {- uint8* dst = dst_ptr;
- int dy = (src_height << 16) / dst_height;
- int dx = (src_width << 16) / dst_width;
- int y = 0;
- int j;
- for (j = 0; j < dst_height; ++j) {- int iy = y >> 16;
- const uint8* const src = src_ptr + iy * src_stride;
- int boxheight;
- y += dy;
- if (y > (src_height << 16)) {- y = (src_height << 16);
- }
- boxheight = (y >> 16) - iy;
- ScalePlaneBoxRow(dst_width, boxheight,
- dx, src_stride,
- src, dst);
-
- dst += dst_stride;
- }
- } else {- ALIGN16(uint16 row[kMaxInputWidth]);
- void (*ScaleAddRows)(const uint8* src_ptr, int src_stride,
- uint16* dst_ptr, int src_width, int src_height);
- void (*ScaleAddCols)(int dst_width, int boxheight, int dx,
- const uint16* src_ptr, uint8* dst_ptr);
-#if defined(HAS_SCALEADDROWS_SSE2)
- if (TestCpuFlag(kCpuHasSSE2) &&
- IS_ALIGNED(src_stride, 16) && IS_ALIGNED(src_ptr, 16) &&
- IS_ALIGNED(src_width, 16)) {- ScaleAddRows = ScaleAddRows_SSE2;
- } else
-#endif
- {- ScaleAddRows = ScaleAddRows_C;
- }
- if (dx & 0xffff) {- ScaleAddCols = ScaleAddCols2_C;
- } else {- ScaleAddCols = ScaleAddCols1_C;
- }
-
- {- int y = 0;
- int j;
- for (j = 0; j < dst_height; ++j) {- int iy = y >> 16;
- const uint8* const src = src_ptr + iy * src_stride;
- int boxheight;
- y += dy;
- if (y > (src_height << 16)) {- y = (src_height << 16);
- }
- boxheight = (y >> 16) - iy;
- ScaleAddRows(src, src_stride, row, src_width, boxheight);
- ScaleAddCols(dst_width, boxheight, dx, row, dst_ptr);
- dst_ptr += dst_stride;
- }
- }
- }
-}
-
-/**
- * Scale plane to/from any dimensions, with interpolation.
- */
-static void ScalePlaneBilinearSimple(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr) {- int i, j;
- uint8* dst = dst_ptr;
- int dx = (src_width << 16) / dst_width;
- int dy = (src_height << 16) / dst_height;
- int maxx = ((src_width - 1) << 16) - 1;
- int maxy = ((src_height - 1) << 16) - 1;
- int y = (dst_height < src_height) ? 32768 :
- (src_height << 16) / dst_height - 32768;
- for (i = 0; i < dst_height; ++i) {- int cy = (y < 0) ? 0 : y;
- int yi = cy >> 16;
- int yf = cy & 0xffff;
- const uint8* const src = src_ptr + yi * src_stride;
- int x = (dst_width < src_width) ? 32768 :
- (src_width << 16) / dst_width - 32768;
- for (j = 0; j < dst_width; ++j) {- int cx = (x < 0) ? 0 : x;
- int xi = cx >> 16;
- int xf = cx & 0xffff;
- int r0 = (src[xi] * (65536 - xf) + src[xi + 1] * xf) >> 16;
- int r1 = (src[xi + src_stride] * (65536 - xf) +
- src[xi + src_stride + 1] * xf) >> 16;
- *dst++ = (r0 * (65536 - yf) + r1 * yf) >> 16;
- x += dx;
- if (x > maxx)
- x = maxx;
- }
- dst += dst_stride - dst_width;
- y += dy;
- if (y > maxy)
- y = maxy;
- }
-}
-
-/**
- * Scale plane to/from any dimensions, with bilinear
- * interpolation.
- */
-static void ScalePlaneBilinear(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr) {- int dy;
- int dx;
- assert(dst_width > 0);
- assert(dst_height > 0);
- dy = (src_height << 16) / dst_height;
- dx = (src_width << 16) / dst_width;
- if (!IS_ALIGNED(src_width, 8) || (src_width > kMaxInputWidth)) {- ScalePlaneBilinearSimple(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src_ptr, dst_ptr);
-
- } else {- ALIGN16(uint8 row[kMaxInputWidth + 1]);
- void (*ScaleFilterRows)(uint8* dst_ptr, const uint8* src_ptr,
- int src_stride,
- int dst_width, int source_y_fraction);
- void (*ScaleFilterCols)(uint8* dst_ptr, const uint8* src_ptr,
- int dst_width, int dx);
-#if defined(HAS_SCALEFILTERROWS_SSSE3)
- if (TestCpuFlag(kCpuHasSSSE3) &&
- IS_ALIGNED(src_stride, 16) && IS_ALIGNED(src_ptr, 16) &&
- IS_ALIGNED(src_width, 16)) {- ScaleFilterRows = ScaleFilterRows_SSSE3;
- } else
-#endif
-#if defined(HAS_SCALEFILTERROWS_SSE2)
- if (TestCpuFlag(kCpuHasSSE2) &&
- IS_ALIGNED(src_stride, 16) && IS_ALIGNED(src_ptr, 16) &&
- IS_ALIGNED(src_width, 16)) {- ScaleFilterRows = ScaleFilterRows_SSE2;
- } else
-#endif
- {- ScaleFilterRows = ScaleFilterRows_C;
- }
- ScaleFilterCols = ScaleFilterCols_C;
-
- {- int y = 0;
- int maxy = ((src_height - 1) << 16) - 1; // max is filter of last 2 rows.
- int j;
- for (j = 0; j < dst_height; ++j) {- int iy = y >> 16;
- int fy = (y >> 8) & 255;
- const uint8* const src = src_ptr + iy * src_stride;
- ScaleFilterRows(row, src, src_stride, src_width, fy);
- ScaleFilterCols(dst_ptr, row, dst_width, dx);
- dst_ptr += dst_stride;
- y += dy;
- if (y > maxy) {- y = maxy;
- }
- }
- }
-}
-}
-
-/**
- * Scale plane to/from any dimensions, without interpolation.
- * Fixed point math is used for performance: The upper 16 bits
- * of x and dx is the integer part of the source position and
- * the lower 16 bits are the fixed decimal part.
- */
-static void ScalePlaneSimple(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr) {- uint8* dst = dst_ptr;
- int dx = (src_width << 16) / dst_width;
- int y;
- for (y = 0; y < dst_height; ++y) {- const uint8* const src = src_ptr + (y * src_height / dst_height) *
- src_stride;
- // TODO(fbarchard): Round X coordinate by setting x=0x8000.
- int x = 0;
- int i;
- for (i = 0; i < dst_width; ++i) {- *dst++ = src[x >> 16];
- x += dx;
- }
- dst += dst_stride - dst_width;
- }
-}
-
-/**
- * Scale plane to/from any dimensions.
- */
-static void ScalePlaneAnySize(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- if (!filtering) {- ScalePlaneSimple(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src_ptr, dst_ptr);
- } else {- // fall back to non-optimized version
- ScalePlaneBilinear(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src_ptr, dst_ptr);
- }
-}
-
-/**
- * Scale plane down, any size
- *
- * This is an optimized version for scaling down a plane to any size.
- * The current implementation is ~10 times faster compared to the
- * reference implementation for e.g. XGA->LowResPAL
- *
- */
-static void ScalePlaneDown(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr,
- FilterModeEnum filtering) {- if (!filtering) {- ScalePlaneSimple(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src_ptr, dst_ptr);
- } else if (filtering == kFilterBilinear || src_height * 2 > dst_height) {- // between 1/2x and 1x use bilinear
- ScalePlaneBilinear(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src_ptr, dst_ptr);
- } else {- ScalePlaneBox(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src_ptr, dst_ptr);
- }
-}
-
-/**
- * Copy plane, no scaling
- *
- * This simply copies the given plane without scaling.
- * The current implementation is ~115 times faster
- * compared to the reference implementation.
- *
- */
-static void CopyPlane(int src_width, int src_height,
- int dst_width, int dst_height,
- int src_stride, int dst_stride,
- const uint8* src_ptr, uint8* dst_ptr) {- if (src_stride == src_width && dst_stride == dst_width) {- // All contiguous, so can use REALLY fast path.
- memcpy(dst_ptr, src_ptr, src_width * src_height);
- } else {- // Not all contiguous; must copy scanlines individually
- const uint8* src = src_ptr;
- uint8* dst = dst_ptr;
- int i;
- for (i = 0; i < src_height; ++i) {- memcpy(dst, src, src_width);
- dst += dst_stride;
- src += src_stride;
- }
- }
-}
-
-static void ScalePlane(const uint8* src, int src_stride,
- int src_width, int src_height,
- uint8* dst, int dst_stride,
- int dst_width, int dst_height,
- FilterModeEnum filtering, int use_ref) {- // Use specialized scales to improve performance for common resolutions.
- // For example, all the 1/2 scalings will use ScalePlaneDown2()
- if (dst_width == src_width && dst_height == src_height) {- // Straight copy.
- CopyPlane(src_width, src_height, dst_width, dst_height, src_stride,
- dst_stride, src, dst);
- } else if (dst_width <= src_width && dst_height <= src_height) {- // Scale down.
- if (use_ref) {- // For testing, allow the optimized versions to be disabled.
- ScalePlaneDown(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- } else if (4 * dst_width == 3 * src_width &&
- 4 * dst_height == 3 * src_height) {- // optimized, 3/4
- ScalePlaneDown34(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- } else if (2 * dst_width == src_width && 2 * dst_height == src_height) {- // optimized, 1/2
- ScalePlaneDown2(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- // 3/8 rounded up for odd sized chroma height.
- } else if (8 * dst_width == 3 * src_width &&
- dst_height == ((src_height * 3 + 7) / 8)) {- // optimized, 3/8
- ScalePlaneDown38(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- } else if (4 * dst_width == src_width && 4 * dst_height == src_height) {- // optimized, 1/4
- ScalePlaneDown4(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- } else if (8 * dst_width == src_width && 8 * dst_height == src_height) {- // optimized, 1/8
- ScalePlaneDown8(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- } else {- // Arbitrary downsample
- ScalePlaneDown(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- }
- } else {- // Arbitrary scale up and/or down.
- ScalePlaneAnySize(src_width, src_height, dst_width, dst_height,
- src_stride, dst_stride, src, dst, filtering);
- }
-}
-
-/**
- * Scale a plane.
- *
- * This function in turn calls a scaling function
- * suitable for handling the desired resolutions.
- *
- */
-
-int I420Scale(const uint8* src_y, int src_stride_y,
- const uint8* src_u, int src_stride_u,
- const uint8* src_v, int src_stride_v,
- int src_width, int src_height,
- uint8* dst_y, int dst_stride_y,
- uint8* dst_u, int dst_stride_u,
- uint8* dst_v, int dst_stride_v,
- int dst_width, int dst_height,
- FilterModeEnum filtering) {- if (!src_y || !src_u || !src_v || src_width <= 0 || src_height == 0 ||
- !dst_y || !dst_u || !dst_v || dst_width <= 0 || dst_height <= 0) {- return -1;
- }
- // Negative height means invert the image.
- if (src_height < 0) {- int halfheight;
- src_height = -src_height;
- halfheight = (src_height + 1) >> 1;
- src_y = src_y + (src_height - 1) * src_stride_y;
- src_u = src_u + (halfheight - 1) * src_stride_u;
- src_v = src_v + (halfheight - 1) * src_stride_v;
- src_stride_y = -src_stride_y;
- src_stride_u = -src_stride_u;
- src_stride_v = -src_stride_v;
- }
- {- int src_halfwidth = (src_width + 1) >> 1;
- int src_halfheight = (src_height + 1) >> 1;
- int dst_halfwidth = (dst_width + 1) >> 1;
- int dst_halfheight = (dst_height + 1) >> 1;
-
- ScalePlane(src_y, src_stride_y, src_width, src_height,
- dst_y, dst_stride_y, dst_width, dst_height,
- filtering, use_reference_impl_);
- ScalePlane(src_u, src_stride_u, src_halfwidth, src_halfheight,
- dst_u, dst_stride_u, dst_halfwidth, dst_halfheight,
- filtering, use_reference_impl_);
- ScalePlane(src_v, src_stride_v, src_halfwidth, src_halfheight,
- dst_v, dst_stride_v, dst_halfwidth, dst_halfheight,
- filtering, use_reference_impl_);
- }
- return 0;
-}
-
-// Deprecated api
-int Scale(const uint8* src_y, const uint8* src_u, const uint8* src_v,
- int src_stride_y, int src_stride_u, int src_stride_v,
- int src_width, int src_height,
- uint8* dst_y, uint8* dst_u, uint8* dst_v,
- int dst_stride_y, int dst_stride_u, int dst_stride_v,
- int dst_width, int dst_height,
- int interpolate) {- if (!src_y || !src_u || !src_v || src_width <= 0 || src_height == 0 ||
- !dst_y || !dst_u || !dst_v || dst_width <= 0 || dst_height <= 0) {- return -1;
- }
- // Negative height means invert the image.
- if (src_height < 0) {- int halfheight;
- src_height = -src_height;
- halfheight = (src_height + 1) >> 1;
- src_y = src_y + (src_height - 1) * src_stride_y;
- src_u = src_u + (halfheight - 1) * src_stride_u;
- src_v = src_v + (halfheight - 1) * src_stride_v;
- src_stride_y = -src_stride_y;
- src_stride_u = -src_stride_u;
- src_stride_v = -src_stride_v;
- }
- {- int src_halfwidth = (src_width + 1) >> 1;
- int src_halfheight = (src_height + 1) >> 1;
- int dst_halfwidth = (dst_width + 1) >> 1;
- int dst_halfheight = (dst_height + 1) >> 1;
- FilterModeEnum filtering = interpolate ? kFilterBox : kFilterNone;
-
- ScalePlane(src_y, src_stride_y, src_width, src_height,
- dst_y, dst_stride_y, dst_width, dst_height,
- filtering, use_reference_impl_);
- ScalePlane(src_u, src_stride_u, src_halfwidth, src_halfheight,
- dst_u, dst_stride_u, dst_halfwidth, dst_halfheight,
- filtering, use_reference_impl_);
- ScalePlane(src_v, src_stride_v, src_halfwidth, src_halfheight,
- dst_v, dst_stride_v, dst_halfwidth, dst_halfheight,
- filtering, use_reference_impl_);
- }
- return 0;
-}
-
-// Deprecated api
-int ScaleOffset(const uint8* src, int src_width, int src_height,
- uint8* dst, int dst_width, int dst_height, int dst_yoffset,
- int interpolate) {- if (!src || src_width <= 0 || src_height <= 0 ||
- !dst || dst_width <= 0 || dst_height <= 0 || dst_yoffset < 0 ||
- dst_yoffset >= dst_height) {- return -1;
- }
- dst_yoffset = dst_yoffset & ~1; // chroma requires offset to multiple of 2.
- {- int src_halfwidth = (src_width + 1) >> 1;
- int src_halfheight = (src_height + 1) >> 1;
- int dst_halfwidth = (dst_width + 1) >> 1;
- int dst_halfheight = (dst_height + 1) >> 1;
- int aheight = dst_height - dst_yoffset * 2; // actual output height
- const uint8* const src_y = src;
- const uint8* const src_u = src + src_width * src_height;
- const uint8* const src_v = src + src_width * src_height +
- src_halfwidth * src_halfheight;
- uint8* dst_y = dst + dst_yoffset * dst_width;
- uint8* dst_u = dst + dst_width * dst_height +
- (dst_yoffset >> 1) * dst_halfwidth;
- uint8* dst_v = dst + dst_width * dst_height + dst_halfwidth * dst_halfheight +
- (dst_yoffset >> 1) * dst_halfwidth;
- return Scale(src_y, src_u, src_v, src_width, src_halfwidth, src_halfwidth,
- src_width, src_height, dst_y, dst_u, dst_v, dst_width,
- dst_halfwidth, dst_halfwidth, dst_width, aheight, interpolate);
- }
-}
-
-#ifdef __cplusplus
-} // extern "C"
-} // namespace libyuv
-#endif
--- /dev/null
+++ b/third_party/libyuv/source/scale.cc
@@ -1,0 +1,1716 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/scale.h"
+
+#include <assert.h>
+#include <string.h>
+
+#include "third_party/libyuv/include/libyuv/cpu_id.h"
+#include "third_party/libyuv/include/libyuv/planar_functions.h" // CopyPlane
+#include "third_party/libyuv/include/libyuv/row.h"
+#include "third_party/libyuv/include/libyuv/scale_row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// Remove this macro if OVERREAD is safe.
+#define AVOID_OVERREAD 1
+
+static __inline int Abs(int v) {+ return v >= 0 ? v : -v;
+}
+
+#define SUBSAMPLE(v, a, s) (v < 0) ? (-((-v + a) >> s)) : ((v + a) >> s)
+
+// Scale plane, 1/2
+// This is an optimized version for scaling down a plane to 1/2 of
+// its original size.
+
+static void ScalePlaneDown2(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown2)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) =
+ filtering == kFilterNone ? ScaleRowDown2_C :
+ (filtering == kFilterLinear ? ScaleRowDown2Linear_C :
+ ScaleRowDown2Box_C);
+ int row_stride = src_stride << 1;
+ if (!filtering) {+ src_ptr += src_stride; // Point to odd rows.
+ src_stride = 0;
+ }
+
+#if defined(HAS_SCALEROWDOWN2_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 16)) {+ ScaleRowDown2 = filtering ? ScaleRowDown2Box_NEON : ScaleRowDown2_NEON;
+ }
+#elif defined(HAS_SCALEROWDOWN2_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 16)) {+ ScaleRowDown2 = filtering == kFilterNone ? ScaleRowDown2_Unaligned_SSE2 :
+ (filtering == kFilterLinear ? ScaleRowDown2Linear_Unaligned_SSE2 :
+ ScaleRowDown2Box_Unaligned_SSE2);
+ if (IS_ALIGNED(src_ptr, 16) &&
+ IS_ALIGNED(src_stride, 16) && IS_ALIGNED(row_stride, 16) &&
+ IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ ScaleRowDown2 = filtering == kFilterNone ? ScaleRowDown2_SSE2 :
+ (filtering == kFilterLinear ? ScaleRowDown2Linear_SSE2 :
+ ScaleRowDown2Box_SSE2);
+ }
+ }
+#elif defined(HAS_SCALEROWDOWN2_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(src_ptr, 4) &&
+ IS_ALIGNED(src_stride, 4) && IS_ALIGNED(row_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ ScaleRowDown2 = filtering ?
+ ScaleRowDown2Box_MIPS_DSPR2 : ScaleRowDown2_MIPS_DSPR2;
+ }
+#endif
+
+ if (filtering == kFilterLinear) {+ src_stride = 0;
+ }
+ // TODO(fbarchard): Loop through source height to allow odd height.
+ for (y = 0; y < dst_height; ++y) {+ ScaleRowDown2(src_ptr, src_stride, dst_ptr, dst_width);
+ src_ptr += row_stride;
+ dst_ptr += dst_stride;
+ }
+}
+
+static void ScalePlaneDown2_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown2)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width) =
+ filtering == kFilterNone ? ScaleRowDown2_16_C :
+ (filtering == kFilterLinear ? ScaleRowDown2Linear_16_C :
+ ScaleRowDown2Box_16_C);
+ int row_stride = src_stride << 1;
+ if (!filtering) {+ src_ptr += src_stride; // Point to odd rows.
+ src_stride = 0;
+ }
+
+#if defined(HAS_SCALEROWDOWN2_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 16)) {+ ScaleRowDown2 = filtering ? ScaleRowDown2Box_16_NEON :
+ ScaleRowDown2_16_NEON;
+ }
+#elif defined(HAS_SCALEROWDOWN2_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 16)) {+ ScaleRowDown2 = filtering == kFilterNone ?
+ ScaleRowDown2_Unaligned_16_SSE2 :
+ (filtering == kFilterLinear ? ScaleRowDown2Linear_Unaligned_16_SSE2 :
+ ScaleRowDown2Box_Unaligned_16_SSE2);
+ if (IS_ALIGNED(src_ptr, 16) &&
+ IS_ALIGNED(src_stride, 16) && IS_ALIGNED(row_stride, 16) &&
+ IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ ScaleRowDown2 = filtering == kFilterNone ? ScaleRowDown2_16_SSE2 :
+ (filtering == kFilterLinear ? ScaleRowDown2Linear_16_SSE2 :
+ ScaleRowDown2Box_16_SSE2);
+ }
+ }
+#elif defined(HAS_SCALEROWDOWN2_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(src_ptr, 4) &&
+ IS_ALIGNED(src_stride, 4) && IS_ALIGNED(row_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ ScaleRowDown2 = filtering ?
+ ScaleRowDown2Box_16_MIPS_DSPR2 : ScaleRowDown2_16_MIPS_DSPR2;
+ }
+#endif
+
+ if (filtering == kFilterLinear) {+ src_stride = 0;
+ }
+ // TODO(fbarchard): Loop through source height to allow odd height.
+ for (y = 0; y < dst_height; ++y) {+ ScaleRowDown2(src_ptr, src_stride, dst_ptr, dst_width);
+ src_ptr += row_stride;
+ dst_ptr += dst_stride;
+ }
+}
+
+// Scale plane, 1/4
+// This is an optimized version for scaling down a plane to 1/4 of
+// its original size.
+
+static void ScalePlaneDown4(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown4)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) =
+ filtering ? ScaleRowDown4Box_C : ScaleRowDown4_C;
+ int row_stride = src_stride << 2;
+ if (!filtering) {+ src_ptr += src_stride * 2; // Point to row 2.
+ src_stride = 0;
+ }
+#if defined(HAS_SCALEROWDOWN4_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 8)) {+ ScaleRowDown4 = filtering ? ScaleRowDown4Box_NEON : ScaleRowDown4_NEON;
+ }
+#elif defined(HAS_SCALEROWDOWN4_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) &&
+ IS_ALIGNED(dst_width, 8) && IS_ALIGNED(row_stride, 16) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ ScaleRowDown4 = filtering ? ScaleRowDown4Box_SSE2 : ScaleRowDown4_SSE2;
+ }
+#elif defined(HAS_SCALEROWDOWN4_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(row_stride, 4) &&
+ IS_ALIGNED(src_ptr, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ ScaleRowDown4 = filtering ?
+ ScaleRowDown4Box_MIPS_DSPR2 : ScaleRowDown4_MIPS_DSPR2;
+ }
+#endif
+
+ if (filtering == kFilterLinear) {+ src_stride = 0;
+ }
+ for (y = 0; y < dst_height; ++y) {+ ScaleRowDown4(src_ptr, src_stride, dst_ptr, dst_width);
+ src_ptr += row_stride;
+ dst_ptr += dst_stride;
+ }
+}
+
+static void ScalePlaneDown4_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown4)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width) =
+ filtering ? ScaleRowDown4Box_16_C : ScaleRowDown4_16_C;
+ int row_stride = src_stride << 2;
+ if (!filtering) {+ src_ptr += src_stride * 2; // Point to row 2.
+ src_stride = 0;
+ }
+#if defined(HAS_SCALEROWDOWN4_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 8)) {+ ScaleRowDown4 = filtering ? ScaleRowDown4Box_16_NEON :
+ ScaleRowDown4_16_NEON;
+ }
+#elif defined(HAS_SCALEROWDOWN4_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) &&
+ IS_ALIGNED(dst_width, 8) && IS_ALIGNED(row_stride, 16) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ ScaleRowDown4 = filtering ? ScaleRowDown4Box_16_SSE2 :
+ ScaleRowDown4_16_SSE2;
+ }
+#elif defined(HAS_SCALEROWDOWN4_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(row_stride, 4) &&
+ IS_ALIGNED(src_ptr, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ ScaleRowDown4 = filtering ?
+ ScaleRowDown4Box_16_MIPS_DSPR2 : ScaleRowDown4_16_MIPS_DSPR2;
+ }
+#endif
+
+ if (filtering == kFilterLinear) {+ src_stride = 0;
+ }
+ for (y = 0; y < dst_height; ++y) {+ ScaleRowDown4(src_ptr, src_stride, dst_ptr, dst_width);
+ src_ptr += row_stride;
+ dst_ptr += dst_stride;
+ }
+}
+
+// Scale plane down, 3/4
+
+static void ScalePlaneDown34(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown34_0)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+ void (*ScaleRowDown34_1)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+ const int filter_stride = (filtering == kFilterLinear) ? 0 : src_stride;
+ assert(dst_width % 3 == 0);
+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_C;
+ ScaleRowDown34_1 = ScaleRowDown34_C;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_C;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_C;
+ }
+#if defined(HAS_SCALEROWDOWN34_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && (dst_width % 24 == 0)) {+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_NEON;
+ ScaleRowDown34_1 = ScaleRowDown34_NEON;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_NEON;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_NEON;
+ }
+ }
+#endif
+#if defined(HAS_SCALEROWDOWN34_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_SSSE3;
+ ScaleRowDown34_1 = ScaleRowDown34_SSSE3;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_SSSE3;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_SSSE3;
+ }
+ }
+#endif
+#if defined(HAS_SCALEROWDOWN34_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && (dst_width % 24 == 0) &&
+ IS_ALIGNED(src_ptr, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_MIPS_DSPR2;
+ ScaleRowDown34_1 = ScaleRowDown34_MIPS_DSPR2;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_MIPS_DSPR2;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_MIPS_DSPR2;
+ }
+ }
+#endif
+
+ for (y = 0; y < dst_height - 2; y += 3) {+ ScaleRowDown34_0(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride;
+ dst_ptr += dst_stride;
+ ScaleRowDown34_1(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride;
+ dst_ptr += dst_stride;
+ ScaleRowDown34_0(src_ptr + src_stride, -filter_stride,
+ dst_ptr, dst_width);
+ src_ptr += src_stride * 2;
+ dst_ptr += dst_stride;
+ }
+
+ // Remainder 1 or 2 rows with last row vertically unfiltered
+ if ((dst_height % 3) == 2) {+ ScaleRowDown34_0(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride;
+ dst_ptr += dst_stride;
+ ScaleRowDown34_1(src_ptr, 0, dst_ptr, dst_width);
+ } else if ((dst_height % 3) == 1) {+ ScaleRowDown34_0(src_ptr, 0, dst_ptr, dst_width);
+ }
+}
+
+static void ScalePlaneDown34_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown34_0)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width);
+ void (*ScaleRowDown34_1)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width);
+ const int filter_stride = (filtering == kFilterLinear) ? 0 : src_stride;
+ assert(dst_width % 3 == 0);
+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_16_C;
+ ScaleRowDown34_1 = ScaleRowDown34_16_C;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_16_C;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_16_C;
+ }
+#if defined(HAS_SCALEROWDOWN34_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && (dst_width % 24 == 0)) {+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_16_NEON;
+ ScaleRowDown34_1 = ScaleRowDown34_16_NEON;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_16_NEON;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_16_NEON;
+ }
+ }
+#endif
+#if defined(HAS_SCALEROWDOWN34_16_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_16_SSSE3;
+ ScaleRowDown34_1 = ScaleRowDown34_16_SSSE3;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_16_SSSE3;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_16_SSSE3;
+ }
+ }
+#endif
+#if defined(HAS_SCALEROWDOWN34_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && (dst_width % 24 == 0) &&
+ IS_ALIGNED(src_ptr, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ if (!filtering) {+ ScaleRowDown34_0 = ScaleRowDown34_16_MIPS_DSPR2;
+ ScaleRowDown34_1 = ScaleRowDown34_16_MIPS_DSPR2;
+ } else {+ ScaleRowDown34_0 = ScaleRowDown34_0_Box_16_MIPS_DSPR2;
+ ScaleRowDown34_1 = ScaleRowDown34_1_Box_16_MIPS_DSPR2;
+ }
+ }
+#endif
+
+ for (y = 0; y < dst_height - 2; y += 3) {+ ScaleRowDown34_0(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride;
+ dst_ptr += dst_stride;
+ ScaleRowDown34_1(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride;
+ dst_ptr += dst_stride;
+ ScaleRowDown34_0(src_ptr + src_stride, -filter_stride,
+ dst_ptr, dst_width);
+ src_ptr += src_stride * 2;
+ dst_ptr += dst_stride;
+ }
+
+ // Remainder 1 or 2 rows with last row vertically unfiltered
+ if ((dst_height % 3) == 2) {+ ScaleRowDown34_0(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride;
+ dst_ptr += dst_stride;
+ ScaleRowDown34_1(src_ptr, 0, dst_ptr, dst_width);
+ } else if ((dst_height % 3) == 1) {+ ScaleRowDown34_0(src_ptr, 0, dst_ptr, dst_width);
+ }
+}
+
+
+// Scale plane, 3/8
+// This is an optimized version for scaling down a plane to 3/8
+// of its original size.
+//
+// Uses box filter arranges like this
+// aaabbbcc -> abc
+// aaabbbcc def
+// aaabbbcc ghi
+// dddeeeff
+// dddeeeff
+// dddeeeff
+// ggghhhii
+// ggghhhii
+// Boxes are 3x3, 2x3, 3x2 and 2x2
+
+static void ScalePlaneDown38(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown38_3)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+ void (*ScaleRowDown38_2)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width);
+ const int filter_stride = (filtering == kFilterLinear) ? 0 : src_stride;
+ assert(dst_width % 3 == 0);
+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_C;
+ ScaleRowDown38_2 = ScaleRowDown38_C;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_C;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_C;
+ }
+#if defined(HAS_SCALEROWDOWN38_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && (dst_width % 12 == 0)) {+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_NEON;
+ ScaleRowDown38_2 = ScaleRowDown38_NEON;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_NEON;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_NEON;
+ }
+ }
+#elif defined(HAS_SCALEROWDOWN38_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_SSSE3;
+ ScaleRowDown38_2 = ScaleRowDown38_SSSE3;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_SSSE3;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_SSSE3;
+ }
+ }
+#elif defined(HAS_SCALEROWDOWN38_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && (dst_width % 12 == 0) &&
+ IS_ALIGNED(src_ptr, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_MIPS_DSPR2;
+ ScaleRowDown38_2 = ScaleRowDown38_MIPS_DSPR2;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_MIPS_DSPR2;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_MIPS_DSPR2;
+ }
+ }
+#endif
+
+ for (y = 0; y < dst_height - 2; y += 3) {+ ScaleRowDown38_3(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 3;
+ dst_ptr += dst_stride;
+ ScaleRowDown38_3(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 3;
+ dst_ptr += dst_stride;
+ ScaleRowDown38_2(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 2;
+ dst_ptr += dst_stride;
+ }
+
+ // Remainder 1 or 2 rows with last row vertically unfiltered
+ if ((dst_height % 3) == 2) {+ ScaleRowDown38_3(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 3;
+ dst_ptr += dst_stride;
+ ScaleRowDown38_3(src_ptr, 0, dst_ptr, dst_width);
+ } else if ((dst_height % 3) == 1) {+ ScaleRowDown38_3(src_ptr, 0, dst_ptr, dst_width);
+ }
+}
+
+static void ScalePlaneDown38_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr,
+ enum FilterMode filtering) {+ int y;
+ void (*ScaleRowDown38_3)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width);
+ void (*ScaleRowDown38_2)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width);
+ const int filter_stride = (filtering == kFilterLinear) ? 0 : src_stride;
+ assert(dst_width % 3 == 0);
+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_16_C;
+ ScaleRowDown38_2 = ScaleRowDown38_16_C;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_16_C;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_16_C;
+ }
+#if defined(HAS_SCALEROWDOWN38_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && (dst_width % 12 == 0)) {+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_16_NEON;
+ ScaleRowDown38_2 = ScaleRowDown38_16_NEON;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_16_NEON;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_16_NEON;
+ }
+ }
+#elif defined(HAS_SCALEROWDOWN38_16_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_16_SSSE3;
+ ScaleRowDown38_2 = ScaleRowDown38_16_SSSE3;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_16_SSSE3;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_16_SSSE3;
+ }
+ }
+#elif defined(HAS_SCALEROWDOWN38_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && (dst_width % 12 == 0) &&
+ IS_ALIGNED(src_ptr, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_ptr, 4) && IS_ALIGNED(dst_stride, 4)) {+ if (!filtering) {+ ScaleRowDown38_3 = ScaleRowDown38_16_MIPS_DSPR2;
+ ScaleRowDown38_2 = ScaleRowDown38_16_MIPS_DSPR2;
+ } else {+ ScaleRowDown38_3 = ScaleRowDown38_3_Box_16_MIPS_DSPR2;
+ ScaleRowDown38_2 = ScaleRowDown38_2_Box_16_MIPS_DSPR2;
+ }
+ }
+#endif
+
+ for (y = 0; y < dst_height - 2; y += 3) {+ ScaleRowDown38_3(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 3;
+ dst_ptr += dst_stride;
+ ScaleRowDown38_3(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 3;
+ dst_ptr += dst_stride;
+ ScaleRowDown38_2(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 2;
+ dst_ptr += dst_stride;
+ }
+
+ // Remainder 1 or 2 rows with last row vertically unfiltered
+ if ((dst_height % 3) == 2) {+ ScaleRowDown38_3(src_ptr, filter_stride, dst_ptr, dst_width);
+ src_ptr += src_stride * 3;
+ dst_ptr += dst_stride;
+ ScaleRowDown38_3(src_ptr, 0, dst_ptr, dst_width);
+ } else if ((dst_height % 3) == 1) {+ ScaleRowDown38_3(src_ptr, 0, dst_ptr, dst_width);
+ }
+}
+
+static __inline uint32 SumBox(int iboxwidth, int iboxheight,
+ ptrdiff_t src_stride, const uint8* src_ptr) {+ uint32 sum = 0u;
+ int y;
+ assert(iboxwidth > 0);
+ assert(iboxheight > 0);
+ for (y = 0; y < iboxheight; ++y) {+ int x;
+ for (x = 0; x < iboxwidth; ++x) {+ sum += src_ptr[x];
+ }
+ src_ptr += src_stride;
+ }
+ return sum;
+}
+
+static __inline uint32 SumBox_16(int iboxwidth, int iboxheight,
+ ptrdiff_t src_stride, const uint16* src_ptr) {+ uint32 sum = 0u;
+ int y;
+ assert(iboxwidth > 0);
+ assert(iboxheight > 0);
+ for (y = 0; y < iboxheight; ++y) {+ int x;
+ for (x = 0; x < iboxwidth; ++x) {+ sum += src_ptr[x];
+ }
+ src_ptr += src_stride;
+ }
+ return sum;
+}
+
+static void ScalePlaneBoxRow_C(int dst_width, int boxheight,
+ int x, int dx, ptrdiff_t src_stride,
+ const uint8* src_ptr, uint8* dst_ptr) {+ int i;
+ int boxwidth;
+ for (i = 0; i < dst_width; ++i) {+ int ix = x >> 16;
+ x += dx;
+ boxwidth = (x >> 16) - ix;
+ *dst_ptr++ = SumBox(boxwidth, boxheight, src_stride, src_ptr + ix) /
+ (boxwidth * boxheight);
+ }
+}
+
+static void ScalePlaneBoxRow_16_C(int dst_width, int boxheight,
+ int x, int dx, ptrdiff_t src_stride,
+ const uint16* src_ptr, uint16* dst_ptr) {+ int i;
+ int boxwidth;
+ for (i = 0; i < dst_width; ++i) {+ int ix = x >> 16;
+ x += dx;
+ boxwidth = (x >> 16) - ix;
+ *dst_ptr++ = SumBox_16(boxwidth, boxheight, src_stride, src_ptr + ix) /
+ (boxwidth * boxheight);
+ }
+}
+
+static __inline uint32 SumPixels(int iboxwidth, const uint16* src_ptr) {+ uint32 sum = 0u;
+ int x;
+ assert(iboxwidth > 0);
+ for (x = 0; x < iboxwidth; ++x) {+ sum += src_ptr[x];
+ }
+ return sum;
+}
+
+static __inline uint32 SumPixels_16(int iboxwidth, const uint32* src_ptr) {+ uint32 sum = 0u;
+ int x;
+ assert(iboxwidth > 0);
+ for (x = 0; x < iboxwidth; ++x) {+ sum += src_ptr[x];
+ }
+ return sum;
+}
+
+static void ScaleAddCols2_C(int dst_width, int boxheight, int x, int dx,
+ const uint16* src_ptr, uint8* dst_ptr) {+ int i;
+ int scaletbl[2];
+ int minboxwidth = (dx >> 16);
+ int* scaleptr = scaletbl - minboxwidth;
+ int boxwidth;
+ scaletbl[0] = 65536 / (minboxwidth * boxheight);
+ scaletbl[1] = 65536 / ((minboxwidth + 1) * boxheight);
+ for (i = 0; i < dst_width; ++i) {+ int ix = x >> 16;
+ x += dx;
+ boxwidth = (x >> 16) - ix;
+ *dst_ptr++ = SumPixels(boxwidth, src_ptr + ix) * scaleptr[boxwidth] >> 16;
+ }
+}
+
+static void ScaleAddCols2_16_C(int dst_width, int boxheight, int x, int dx,
+ const uint32* src_ptr, uint16* dst_ptr) {+ int i;
+ int scaletbl[2];
+ int minboxwidth = (dx >> 16);
+ int* scaleptr = scaletbl - minboxwidth;
+ int boxwidth;
+ scaletbl[0] = 65536 / (minboxwidth * boxheight);
+ scaletbl[1] = 65536 / ((minboxwidth + 1) * boxheight);
+ for (i = 0; i < dst_width; ++i) {+ int ix = x >> 16;
+ x += dx;
+ boxwidth = (x >> 16) - ix;
+ *dst_ptr++ = SumPixels_16(boxwidth, src_ptr + ix) *
+ scaleptr[boxwidth] >> 16;
+ }
+}
+
+static void ScaleAddCols1_C(int dst_width, int boxheight, int x, int dx,
+ const uint16* src_ptr, uint8* dst_ptr) {+ int boxwidth = (dx >> 16);
+ int scaleval = 65536 / (boxwidth * boxheight);
+ int i;
+ for (i = 0; i < dst_width; ++i) {+ *dst_ptr++ = SumPixels(boxwidth, src_ptr + x) * scaleval >> 16;
+ x += boxwidth;
+ }
+}
+
+static void ScaleAddCols1_16_C(int dst_width, int boxheight, int x, int dx,
+ const uint32* src_ptr, uint16* dst_ptr) {+ int boxwidth = (dx >> 16);
+ int scaleval = 65536 / (boxwidth * boxheight);
+ int i;
+ for (i = 0; i < dst_width; ++i) {+ *dst_ptr++ = SumPixels_16(boxwidth, src_ptr + x) * scaleval >> 16;
+ x += boxwidth;
+ }
+}
+
+// Scale plane down to any dimensions, with interpolation.
+// (boxfilter).
+//
+// Same method as SimpleScale, which is fixed point, outputting
+// one pixel of destination using fixed point (16.16) to step
+// through source, sampling a box of pixel with simple
+// averaging.
+static void ScalePlaneBox(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr) {+ int j;
+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ const int max_y = (src_height << 16);
+ ScaleSlope(src_width, src_height, dst_width, dst_height, kFilterBox,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+ // TODO(fbarchard): Remove this and make AddRows handle boxheight 1.
+ if (!IS_ALIGNED(src_width, 16) || dst_height * 2 > src_height) {+ uint8* dst = dst_ptr;
+ int j;
+ for (j = 0; j < dst_height; ++j) {+ int boxheight;
+ int iy = y >> 16;
+ const uint8* src = src_ptr + iy * src_stride;
+ y += dy;
+ if (y > max_y) {+ y = max_y;
+ }
+ boxheight = (y >> 16) - iy;
+ ScalePlaneBoxRow_C(dst_width, boxheight,
+ x, dx, src_stride,
+ src, dst);
+ dst += dst_stride;
+ }
+ return;
+ }
+ {+ // Allocate a row buffer of uint16.
+ align_buffer_64(row16, src_width * 2);
+ void (*ScaleAddCols)(int dst_width, int boxheight, int x, int dx,
+ const uint16* src_ptr, uint8* dst_ptr) =
+ (dx & 0xffff) ? ScaleAddCols2_C: ScaleAddCols1_C;
+ void (*ScaleAddRows)(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int src_width, int src_height) = ScaleAddRows_C;
+
+#if defined(HAS_SCALEADDROWS_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) &&
+#ifdef AVOID_OVERREAD
+ IS_ALIGNED(src_width, 16) &&
+#endif
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ ScaleAddRows = ScaleAddRows_SSE2;
+ }
+#endif
+
+ for (j = 0; j < dst_height; ++j) {+ int boxheight;
+ int iy = y >> 16;
+ const uint8* src = src_ptr + iy * src_stride;
+ y += dy;
+ if (y > (src_height << 16)) {+ y = (src_height << 16);
+ }
+ boxheight = (y >> 16) - iy;
+ ScaleAddRows(src, src_stride, (uint16*)(row16),
+ src_width, boxheight);
+ ScaleAddCols(dst_width, boxheight, x, dx, (uint16*)(row16),
+ dst_ptr);
+ dst_ptr += dst_stride;
+ }
+ free_aligned_buffer_64(row16);
+ }
+}
+
+static void ScalePlaneBox_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr) {+ int j;
+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ const int max_y = (src_height << 16);
+ ScaleSlope(src_width, src_height, dst_width, dst_height, kFilterBox,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+ // TODO(fbarchard): Remove this and make AddRows handle boxheight 1.
+ if (!IS_ALIGNED(src_width, 16) || dst_height * 2 > src_height) {+ uint16* dst = dst_ptr;
+ int j;
+ for (j = 0; j < dst_height; ++j) {+ int boxheight;
+ int iy = y >> 16;
+ const uint16* src = src_ptr + iy * src_stride;
+ y += dy;
+ if (y > max_y) {+ y = max_y;
+ }
+ boxheight = (y >> 16) - iy;
+ ScalePlaneBoxRow_16_C(dst_width, boxheight,
+ x, dx, src_stride,
+ src, dst);
+ dst += dst_stride;
+ }
+ return;
+ }
+ {+ // Allocate a row buffer of uint32.
+ align_buffer_64(row32, src_width * 4);
+ void (*ScaleAddCols)(int dst_width, int boxheight, int x, int dx,
+ const uint32* src_ptr, uint16* dst_ptr) =
+ (dx & 0xffff) ? ScaleAddCols2_16_C: ScaleAddCols1_16_C;
+ void (*ScaleAddRows)(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint32* dst_ptr, int src_width, int src_height) = ScaleAddRows_16_C;
+
+#if defined(HAS_SCALEADDROWS_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) &&
+#ifdef AVOID_OVERREAD
+ IS_ALIGNED(src_width, 16) &&
+#endif
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ ScaleAddRows = ScaleAddRows_16_SSE2;
+ }
+#endif
+
+ for (j = 0; j < dst_height; ++j) {+ int boxheight;
+ int iy = y >> 16;
+ const uint16* src = src_ptr + iy * src_stride;
+ y += dy;
+ if (y > (src_height << 16)) {+ y = (src_height << 16);
+ }
+ boxheight = (y >> 16) - iy;
+ ScaleAddRows(src, src_stride, (uint32*)(row32),
+ src_width, boxheight);
+ ScaleAddCols(dst_width, boxheight, x, dx, (uint32*)(row32),
+ dst_ptr);
+ dst_ptr += dst_stride;
+ }
+ free_aligned_buffer_64(row32);
+ }
+}
+
+// Scale plane down with bilinear interpolation.
+void ScalePlaneBilinearDown(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr,
+ enum FilterMode filtering) {+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ // TODO(fbarchard): Consider not allocating row buffer for kFilterLinear.
+ // Allocate a row buffer.
+ align_buffer_64(row, src_width);
+
+ const int max_y = (src_height - 1) << 16;
+ int j;
+ void (*ScaleFilterCols)(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) =
+ (src_width >= 32768) ? ScaleFilterCols64_C : ScaleFilterCols_C;
+ void (*InterpolateRow)(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width, int source_y_fraction) =
+ InterpolateRow_C;
+ ScaleSlope(src_width, src_height, dst_width, dst_height, filtering,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+
+#if defined(HAS_INTERPOLATEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && src_width >= 16) {+ InterpolateRow = InterpolateRow_Any_SSE2;
+ if (IS_ALIGNED(src_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_SSE2;
+ if (IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ InterpolateRow = InterpolateRow_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && src_width >= 16) {+ InterpolateRow = InterpolateRow_Any_SSSE3;
+ if (IS_ALIGNED(src_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_SSSE3;
+ if (IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ InterpolateRow = InterpolateRow_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && src_width >= 32) {+ InterpolateRow = InterpolateRow_Any_AVX2;
+ if (IS_ALIGNED(src_width, 32)) {+ InterpolateRow = InterpolateRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && src_width >= 16) {+ InterpolateRow = InterpolateRow_Any_NEON;
+ if (IS_ALIGNED(src_width, 16)) {+ InterpolateRow = InterpolateRow_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && src_width >= 4) {+ InterpolateRow = InterpolateRow_Any_MIPS_DSPR2;
+ if (IS_ALIGNED(src_width, 4)) {+ InterpolateRow = InterpolateRow_MIPS_DSPR2;
+ }
+ }
+#endif
+
+
+#if defined(HAS_SCALEFILTERCOLS_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && src_width < 32768) {+ ScaleFilterCols = ScaleFilterCols_SSSE3;
+ }
+#endif
+ if (y > max_y) {+ y = max_y;
+ }
+
+ for (j = 0; j < dst_height; ++j) {+ int yi = y >> 16;
+ const uint8* src = src_ptr + yi * src_stride;
+ if (filtering == kFilterLinear) {+ ScaleFilterCols(dst_ptr, src, dst_width, x, dx);
+ } else {+ int yf = (y >> 8) & 255;
+ InterpolateRow(row, src, src_stride, src_width, yf);
+ ScaleFilterCols(dst_ptr, row, dst_width, x, dx);
+ }
+ dst_ptr += dst_stride;
+ y += dy;
+ if (y > max_y) {+ y = max_y;
+ }
+ }
+ free_aligned_buffer_64(row);
+}
+
+void ScalePlaneBilinearDown_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr,
+ enum FilterMode filtering) {+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ // TODO(fbarchard): Consider not allocating row buffer for kFilterLinear.
+ // Allocate a row buffer.
+ align_buffer_64(row, src_width * 2);
+
+ const int max_y = (src_height - 1) << 16;
+ int j;
+ void (*ScaleFilterCols)(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx) =
+ (src_width >= 32768) ? ScaleFilterCols64_16_C : ScaleFilterCols_16_C;
+ void (*InterpolateRow)(uint16* dst_ptr, const uint16* src_ptr,
+ ptrdiff_t src_stride, int dst_width, int source_y_fraction) =
+ InterpolateRow_16_C;
+ ScaleSlope(src_width, src_height, dst_width, dst_height, filtering,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+
+#if defined(HAS_INTERPOLATEROW_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && src_width >= 16) {+ InterpolateRow = InterpolateRow_Any_16_SSE2;
+ if (IS_ALIGNED(src_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_16_SSE2;
+ if (IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ InterpolateRow = InterpolateRow_16_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && src_width >= 16) {+ InterpolateRow = InterpolateRow_Any_16_SSSE3;
+ if (IS_ALIGNED(src_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_16_SSSE3;
+ if (IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {+ InterpolateRow = InterpolateRow_16_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && src_width >= 32) {+ InterpolateRow = InterpolateRow_Any_16_AVX2;
+ if (IS_ALIGNED(src_width, 32)) {+ InterpolateRow = InterpolateRow_16_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && src_width >= 16) {+ InterpolateRow = InterpolateRow_Any_16_NEON;
+ if (IS_ALIGNED(src_width, 16)) {+ InterpolateRow = InterpolateRow_16_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && src_width >= 4) {+ InterpolateRow = InterpolateRow_Any_16_MIPS_DSPR2;
+ if (IS_ALIGNED(src_width, 4)) {+ InterpolateRow = InterpolateRow_16_MIPS_DSPR2;
+ }
+ }
+#endif
+
+
+#if defined(HAS_SCALEFILTERCOLS_16_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && src_width < 32768) {+ ScaleFilterCols = ScaleFilterCols_16_SSSE3;
+ }
+#endif
+ if (y > max_y) {+ y = max_y;
+ }
+
+ for (j = 0; j < dst_height; ++j) {+ int yi = y >> 16;
+ const uint16* src = src_ptr + yi * src_stride;
+ if (filtering == kFilterLinear) {+ ScaleFilterCols(dst_ptr, src, dst_width, x, dx);
+ } else {+ int yf = (y >> 8) & 255;
+ InterpolateRow((uint16*)row, src, src_stride, src_width, yf);
+ ScaleFilterCols(dst_ptr, (uint16*)row, dst_width, x, dx);
+ }
+ dst_ptr += dst_stride;
+ y += dy;
+ if (y > max_y) {+ y = max_y;
+ }
+ }
+ free_aligned_buffer_64(row);
+}
+
+// Scale up down with bilinear interpolation.
+void ScalePlaneBilinearUp(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr,
+ enum FilterMode filtering) {+ int j;
+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ const int max_y = (src_height - 1) << 16;
+ void (*InterpolateRow)(uint8* dst_ptr, const uint8* src_ptr,
+ ptrdiff_t src_stride, int dst_width, int source_y_fraction) =
+ InterpolateRow_C;
+ void (*ScaleFilterCols)(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) =
+ filtering ? ScaleFilterCols_C : ScaleCols_C;
+ ScaleSlope(src_width, src_height, dst_width, dst_height, filtering,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+
+#if defined(HAS_INTERPOLATEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && dst_width >= 16) {+ InterpolateRow = InterpolateRow_Any_SSE2;
+ if (IS_ALIGNED(dst_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_SSE2;
+ if (IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && dst_width >= 16) {+ InterpolateRow = InterpolateRow_Any_SSSE3;
+ if (IS_ALIGNED(dst_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_SSSE3;
+ if (IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && dst_width >= 32) {+ InterpolateRow = InterpolateRow_Any_AVX2;
+ if (IS_ALIGNED(dst_width, 32)) {+ InterpolateRow = InterpolateRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && dst_width >= 16) {+ InterpolateRow = InterpolateRow_Any_NEON;
+ if (IS_ALIGNED(dst_width, 16)) {+ InterpolateRow = InterpolateRow_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && dst_width >= 4) {+ InterpolateRow = InterpolateRow_Any_MIPS_DSPR2;
+ if (IS_ALIGNED(dst_width, 4)) {+ InterpolateRow = InterpolateRow_MIPS_DSPR2;
+ }
+ }
+#endif
+
+ if (filtering && src_width >= 32768) {+ ScaleFilterCols = ScaleFilterCols64_C;
+ }
+#if defined(HAS_SCALEFILTERCOLS_SSSE3)
+ if (filtering && TestCpuFlag(kCpuHasSSSE3) && src_width < 32768) {+ ScaleFilterCols = ScaleFilterCols_SSSE3;
+ }
+#endif
+ if (!filtering && src_width * 2 == dst_width && x < 0x8000) {+ ScaleFilterCols = ScaleColsUp2_C;
+#if defined(HAS_SCALECOLS_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ ScaleFilterCols = ScaleColsUp2_SSE2;
+ }
+#endif
+ }
+
+ if (y > max_y) {+ y = max_y;
+ }
+ {+ int yi = y >> 16;
+ const uint8* src = src_ptr + yi * src_stride;
+
+ // Allocate 2 row buffers.
+ const int kRowSize = (dst_width + 15) & ~15;
+ align_buffer_64(row, kRowSize * 2);
+
+ uint8* rowptr = row;
+ int rowstride = kRowSize;
+ int lasty = yi;
+
+ ScaleFilterCols(rowptr, src, dst_width, x, dx);
+ if (src_height > 1) {+ src += src_stride;
+ }
+ ScaleFilterCols(rowptr + rowstride, src, dst_width, x, dx);
+ src += src_stride;
+
+ for (j = 0; j < dst_height; ++j) {+ yi = y >> 16;
+ if (yi != lasty) {+ if (y > max_y) {+ y = max_y;
+ yi = y >> 16;
+ src = src_ptr + yi * src_stride;
+ }
+ if (yi != lasty) {+ ScaleFilterCols(rowptr, src, dst_width, x, dx);
+ rowptr += rowstride;
+ rowstride = -rowstride;
+ lasty = yi;
+ src += src_stride;
+ }
+ }
+ if (filtering == kFilterLinear) {+ InterpolateRow(dst_ptr, rowptr, 0, dst_width, 0);
+ } else {+ int yf = (y >> 8) & 255;
+ InterpolateRow(dst_ptr, rowptr, rowstride, dst_width, yf);
+ }
+ dst_ptr += dst_stride;
+ y += dy;
+ }
+ free_aligned_buffer_64(row);
+ }
+}
+
+void ScalePlaneBilinearUp_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr,
+ enum FilterMode filtering) {+ int j;
+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ const int max_y = (src_height - 1) << 16;
+ void (*InterpolateRow)(uint16* dst_ptr, const uint16* src_ptr,
+ ptrdiff_t src_stride, int dst_width, int source_y_fraction) =
+ InterpolateRow_16_C;
+ void (*ScaleFilterCols)(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx) =
+ filtering ? ScaleFilterCols_16_C : ScaleCols_16_C;
+ ScaleSlope(src_width, src_height, dst_width, dst_height, filtering,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+
+#if defined(HAS_INTERPOLATEROW_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && dst_width >= 16) {+ InterpolateRow = InterpolateRow_Any_16_SSE2;
+ if (IS_ALIGNED(dst_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_16_SSE2;
+ if (IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_16_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && dst_width >= 16) {+ InterpolateRow = InterpolateRow_Any_16_SSSE3;
+ if (IS_ALIGNED(dst_width, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_16_SSSE3;
+ if (IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_16_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && dst_width >= 32) {+ InterpolateRow = InterpolateRow_Any_16_AVX2;
+ if (IS_ALIGNED(dst_width, 32)) {+ InterpolateRow = InterpolateRow_16_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && dst_width >= 16) {+ InterpolateRow = InterpolateRow_Any_16_NEON;
+ if (IS_ALIGNED(dst_width, 16)) {+ InterpolateRow = InterpolateRow_16_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && dst_width >= 4) {+ InterpolateRow = InterpolateRow_Any_16_MIPS_DSPR2;
+ if (IS_ALIGNED(dst_width, 4)) {+ InterpolateRow = InterpolateRow_16_MIPS_DSPR2;
+ }
+ }
+#endif
+
+ if (filtering && src_width >= 32768) {+ ScaleFilterCols = ScaleFilterCols64_16_C;
+ }
+#if defined(HAS_SCALEFILTERCOLS_16_SSSE3)
+ if (filtering && TestCpuFlag(kCpuHasSSSE3) && src_width < 32768) {+ ScaleFilterCols = ScaleFilterCols_16_SSSE3;
+ }
+#endif
+ if (!filtering && src_width * 2 == dst_width && x < 0x8000) {+ ScaleFilterCols = ScaleColsUp2_16_C;
+#if defined(HAS_SCALECOLS_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ ScaleFilterCols = ScaleColsUp2_16_SSE2;
+ }
+#endif
+ }
+
+ if (y > max_y) {+ y = max_y;
+ }
+ {+ int yi = y >> 16;
+ const uint16* src = src_ptr + yi * src_stride;
+
+ // Allocate 2 row buffers.
+ const int kRowSize = (dst_width + 15) & ~15;
+ align_buffer_64(row, kRowSize * 4);
+
+ uint16* rowptr = (uint16*)row;
+ int rowstride = kRowSize;
+ int lasty = yi;
+
+ ScaleFilterCols(rowptr, src, dst_width, x, dx);
+ if (src_height > 1) {+ src += src_stride;
+ }
+ ScaleFilterCols(rowptr + rowstride, src, dst_width, x, dx);
+ src += src_stride;
+
+ for (j = 0; j < dst_height; ++j) {+ yi = y >> 16;
+ if (yi != lasty) {+ if (y > max_y) {+ y = max_y;
+ yi = y >> 16;
+ src = src_ptr + yi * src_stride;
+ }
+ if (yi != lasty) {+ ScaleFilterCols(rowptr, src, dst_width, x, dx);
+ rowptr += rowstride;
+ rowstride = -rowstride;
+ lasty = yi;
+ src += src_stride;
+ }
+ }
+ if (filtering == kFilterLinear) {+ InterpolateRow(dst_ptr, rowptr, 0, dst_width, 0);
+ } else {+ int yf = (y >> 8) & 255;
+ InterpolateRow(dst_ptr, rowptr, rowstride, dst_width, yf);
+ }
+ dst_ptr += dst_stride;
+ y += dy;
+ }
+ free_aligned_buffer_64(row);
+ }
+}
+
+// Scale Plane to/from any dimensions, without interpolation.
+// Fixed point math is used for performance: The upper 16 bits
+// of x and dx is the integer part of the source position and
+// the lower 16 bits are the fixed decimal part.
+
+static void ScalePlaneSimple(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_ptr, uint8* dst_ptr) {+ int i;
+ void (*ScaleCols)(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) = ScaleCols_C;
+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ ScaleSlope(src_width, src_height, dst_width, dst_height, kFilterNone,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+
+ if (src_width * 2 == dst_width && x < 0x8000) {+ ScaleCols = ScaleColsUp2_C;
+#if defined(HAS_SCALECOLS_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ ScaleCols = ScaleColsUp2_SSE2;
+ }
+#endif
+ }
+
+ for (i = 0; i < dst_height; ++i) {+ ScaleCols(dst_ptr, src_ptr + (y >> 16) * src_stride,
+ dst_width, x, dx);
+ dst_ptr += dst_stride;
+ y += dy;
+ }
+}
+
+static void ScalePlaneSimple_16(int src_width, int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_ptr, uint16* dst_ptr) {+ int i;
+ void (*ScaleCols)(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx) = ScaleCols_16_C;
+ // Initial source x/y coordinate and step values as 16.16 fixed point.
+ int x = 0;
+ int y = 0;
+ int dx = 0;
+ int dy = 0;
+ ScaleSlope(src_width, src_height, dst_width, dst_height, kFilterNone,
+ &x, &y, &dx, &dy);
+ src_width = Abs(src_width);
+
+ if (src_width * 2 == dst_width && x < 0x8000) {+ ScaleCols = ScaleColsUp2_16_C;
+#if defined(HAS_SCALECOLS_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
+ IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {+ ScaleCols = ScaleColsUp2_16_SSE2;
+ }
+#endif
+ }
+
+ for (i = 0; i < dst_height; ++i) {+ ScaleCols(dst_ptr, src_ptr + (y >> 16) * src_stride,
+ dst_width, x, dx);
+ dst_ptr += dst_stride;
+ y += dy;
+ }
+}
+
+// Scale a plane.
+// This function dispatches to a specialized scaler based on scale factor.
+
+LIBYUV_API
+void ScalePlane(const uint8* src, int src_stride,
+ int src_width, int src_height,
+ uint8* dst, int dst_stride,
+ int dst_width, int dst_height,
+ enum FilterMode filtering) {+ // Simplify filtering when possible.
+ filtering = ScaleFilterReduce(src_width, src_height,
+ dst_width, dst_height,
+ filtering);
+
+ // Negative height means invert the image.
+ if (src_height < 0) {+ src_height = -src_height;
+ src = src + (src_height - 1) * src_stride;
+ src_stride = -src_stride;
+ }
+
+ // Use specialized scales to improve performance for common resolutions.
+ // For example, all the 1/2 scalings will use ScalePlaneDown2()
+ if (dst_width == src_width && dst_height == src_height) {+ // Straight copy.
+ CopyPlane(src, src_stride, dst, dst_stride, dst_width, dst_height);
+ return;
+ }
+ if (dst_width == src_width) {+ int dy = FixedDiv(src_height, dst_height);
+ // Arbitrary scale vertically, but unscaled vertically.
+ ScalePlaneVertical(src_height,
+ dst_width, dst_height,
+ src_stride, dst_stride, src, dst,
+ 0, 0, dy, 1, filtering);
+ return;
+ }
+ if (dst_width <= Abs(src_width) && dst_height <= src_height) {+ // Scale down.
+ if (4 * dst_width == 3 * src_width &&
+ 4 * dst_height == 3 * src_height) {+ // optimized, 3/4
+ ScalePlaneDown34(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ if (2 * dst_width == src_width && 2 * dst_height == src_height) {+ // optimized, 1/2
+ ScalePlaneDown2(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ // 3/8 rounded up for odd sized chroma height.
+ if (8 * dst_width == 3 * src_width &&
+ dst_height == ((src_height * 3 + 7) / 8)) {+ // optimized, 3/8
+ ScalePlaneDown38(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ if (4 * dst_width == src_width && 4 * dst_height == src_height &&
+ filtering != kFilterBilinear) {+ // optimized, 1/4
+ ScalePlaneDown4(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ }
+ if (filtering == kFilterBox && dst_height * 2 < src_height) {+ ScalePlaneBox(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst);
+ return;
+ }
+ if (filtering && dst_height > src_height) {+ ScalePlaneBilinearUp(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ if (filtering) {+ ScalePlaneBilinearDown(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ ScalePlaneSimple(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst);
+}
+
+LIBYUV_API
+void ScalePlane_16(const uint16* src, int src_stride,
+ int src_width, int src_height,
+ uint16* dst, int dst_stride,
+ int dst_width, int dst_height,
+ enum FilterMode filtering) {+ // Simplify filtering when possible.
+ filtering = ScaleFilterReduce(src_width, src_height,
+ dst_width, dst_height,
+ filtering);
+
+ // Negative height means invert the image.
+ if (src_height < 0) {+ src_height = -src_height;
+ src = src + (src_height - 1) * src_stride;
+ src_stride = -src_stride;
+ }
+
+ // Use specialized scales to improve performance for common resolutions.
+ // For example, all the 1/2 scalings will use ScalePlaneDown2()
+ if (dst_width == src_width && dst_height == src_height) {+ // Straight copy.
+ CopyPlane_16(src, src_stride, dst, dst_stride, dst_width, dst_height);
+ return;
+ }
+ if (dst_width == src_width) {+ int dy = FixedDiv(src_height, dst_height);
+ // Arbitrary scale vertically, but unscaled vertically.
+ ScalePlaneVertical_16(src_height,
+ dst_width, dst_height,
+ src_stride, dst_stride, src, dst,
+ 0, 0, dy, 1, filtering);
+ return;
+ }
+ if (dst_width <= Abs(src_width) && dst_height <= src_height) {+ // Scale down.
+ if (4 * dst_width == 3 * src_width &&
+ 4 * dst_height == 3 * src_height) {+ // optimized, 3/4
+ ScalePlaneDown34_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ if (2 * dst_width == src_width && 2 * dst_height == src_height) {+ // optimized, 1/2
+ ScalePlaneDown2_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ // 3/8 rounded up for odd sized chroma height.
+ if (8 * dst_width == 3 * src_width &&
+ dst_height == ((src_height * 3 + 7) / 8)) {+ // optimized, 3/8
+ ScalePlaneDown38_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ if (4 * dst_width == src_width && 4 * dst_height == src_height &&
+ filtering != kFilterBilinear) {+ // optimized, 1/4
+ ScalePlaneDown4_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ }
+ if (filtering == kFilterBox && dst_height * 2 < src_height) {+ ScalePlaneBox_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst);
+ return;
+ }
+ if (filtering && dst_height > src_height) {+ ScalePlaneBilinearUp_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ if (filtering) {+ ScalePlaneBilinearDown_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst, filtering);
+ return;
+ }
+ ScalePlaneSimple_16(src_width, src_height, dst_width, dst_height,
+ src_stride, dst_stride, src, dst);
+}
+
+// Scale an I420 image.
+// This function in turn calls a scaling function for each plane.
+
+LIBYUV_API
+int I420Scale(const uint8* src_y, int src_stride_y,
+ const uint8* src_u, int src_stride_u,
+ const uint8* src_v, int src_stride_v,
+ int src_width, int src_height,
+ uint8* dst_y, int dst_stride_y,
+ uint8* dst_u, int dst_stride_u,
+ uint8* dst_v, int dst_stride_v,
+ int dst_width, int dst_height,
+ enum FilterMode filtering) {+ int src_halfwidth = SUBSAMPLE(src_width, 1, 1);
+ int src_halfheight = SUBSAMPLE(src_height, 1, 1);
+ int dst_halfwidth = SUBSAMPLE(dst_width, 1, 1);
+ int dst_halfheight = SUBSAMPLE(dst_height, 1, 1);
+ if (!src_y || !src_u || !src_v || src_width == 0 || src_height == 0 ||
+ !dst_y || !dst_u || !dst_v || dst_width <= 0 || dst_height <= 0) {+ return -1;
+ }
+
+ ScalePlane(src_y, src_stride_y, src_width, src_height,
+ dst_y, dst_stride_y, dst_width, dst_height,
+ filtering);
+ ScalePlane(src_u, src_stride_u, src_halfwidth, src_halfheight,
+ dst_u, dst_stride_u, dst_halfwidth, dst_halfheight,
+ filtering);
+ ScalePlane(src_v, src_stride_v, src_halfwidth, src_halfheight,
+ dst_v, dst_stride_v, dst_halfwidth, dst_halfheight,
+ filtering);
+ return 0;
+}
+
+LIBYUV_API
+int I420Scale_16(const uint16* src_y, int src_stride_y,
+ const uint16* src_u, int src_stride_u,
+ const uint16* src_v, int src_stride_v,
+ int src_width, int src_height,
+ uint16* dst_y, int dst_stride_y,
+ uint16* dst_u, int dst_stride_u,
+ uint16* dst_v, int dst_stride_v,
+ int dst_width, int dst_height,
+ enum FilterMode filtering) {+ int src_halfwidth = SUBSAMPLE(src_width, 1, 1);
+ int src_halfheight = SUBSAMPLE(src_height, 1, 1);
+ int dst_halfwidth = SUBSAMPLE(dst_width, 1, 1);
+ int dst_halfheight = SUBSAMPLE(dst_height, 1, 1);
+ if (!src_y || !src_u || !src_v || src_width == 0 || src_height == 0 ||
+ !dst_y || !dst_u || !dst_v || dst_width <= 0 || dst_height <= 0) {+ return -1;
+ }
+
+ ScalePlane_16(src_y, src_stride_y, src_width, src_height,
+ dst_y, dst_stride_y, dst_width, dst_height,
+ filtering);
+ ScalePlane_16(src_u, src_stride_u, src_halfwidth, src_halfheight,
+ dst_u, dst_stride_u, dst_halfwidth, dst_halfheight,
+ filtering);
+ ScalePlane_16(src_v, src_stride_v, src_halfwidth, src_halfheight,
+ dst_v, dst_stride_v, dst_halfwidth, dst_halfheight,
+ filtering);
+ return 0;
+}
+
+// Deprecated api
+LIBYUV_API
+int Scale(const uint8* src_y, const uint8* src_u, const uint8* src_v,
+ int src_stride_y, int src_stride_u, int src_stride_v,
+ int src_width, int src_height,
+ uint8* dst_y, uint8* dst_u, uint8* dst_v,
+ int dst_stride_y, int dst_stride_u, int dst_stride_v,
+ int dst_width, int dst_height,
+ LIBYUV_BOOL interpolate) {+ return I420Scale(src_y, src_stride_y,
+ src_u, src_stride_u,
+ src_v, src_stride_v,
+ src_width, src_height,
+ dst_y, dst_stride_y,
+ dst_u, dst_stride_u,
+ dst_v, dst_stride_v,
+ dst_width, dst_height,
+ interpolate ? kFilterBox : kFilterNone);
+}
+
+// Deprecated api
+LIBYUV_API
+int ScaleOffset(const uint8* src, int src_width, int src_height,
+ uint8* dst, int dst_width, int dst_height, int dst_yoffset,
+ LIBYUV_BOOL interpolate) {+ // Chroma requires offset to multiple of 2.
+ int dst_yoffset_even = dst_yoffset & ~1;
+ int src_halfwidth = SUBSAMPLE(src_width, 1, 1);
+ int src_halfheight = SUBSAMPLE(src_height, 1, 1);
+ int dst_halfwidth = SUBSAMPLE(dst_width, 1, 1);
+ int dst_halfheight = SUBSAMPLE(dst_height, 1, 1);
+ int aheight = dst_height - dst_yoffset_even * 2; // actual output height
+ const uint8* src_y = src;
+ const uint8* src_u = src + src_width * src_height;
+ const uint8* src_v = src + src_width * src_height +
+ src_halfwidth * src_halfheight;
+ uint8* dst_y = dst + dst_yoffset_even * dst_width;
+ uint8* dst_u = dst + dst_width * dst_height +
+ (dst_yoffset_even >> 1) * dst_halfwidth;
+ uint8* dst_v = dst + dst_width * dst_height + dst_halfwidth * dst_halfheight +
+ (dst_yoffset_even >> 1) * dst_halfwidth;
+ if (!src || src_width <= 0 || src_height <= 0 ||
+ !dst || dst_width <= 0 || dst_height <= 0 || dst_yoffset_even < 0 ||
+ dst_yoffset_even >= dst_height) {+ return -1;
+ }
+ return I420Scale(src_y, src_width,
+ src_u, src_halfwidth,
+ src_v, src_halfwidth,
+ src_width, src_height,
+ dst_y, dst_width,
+ dst_u, dst_halfwidth,
+ dst_v, dst_halfwidth,
+ dst_width, aheight,
+ interpolate ? kFilterBox : kFilterNone);
+}
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/scale_common.cc
@@ -1,0 +1,1165 @@
+/*
+ * Copyright 2013 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/scale.h"
+
+#include <assert.h>
+#include <string.h>
+
+#include "third_party/libyuv/include/libyuv/cpu_id.h"
+#include "third_party/libyuv/include/libyuv/planar_functions.h" // CopyARGB
+#include "third_party/libyuv/include/libyuv/row.h"
+#include "third_party/libyuv/include/libyuv/scale_row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+static __inline int Abs(int v) {+ return v >= 0 ? v : -v;
+}
+
+// CPU agnostic row functions
+void ScaleRowDown2_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = src_ptr[1];
+ dst[1] = src_ptr[3];
+ dst += 2;
+ src_ptr += 4;
+ }
+ if (dst_width & 1) {+ dst[0] = src_ptr[1];
+ }
+}
+
+void ScaleRowDown2_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = src_ptr[1];
+ dst[1] = src_ptr[3];
+ dst += 2;
+ src_ptr += 4;
+ }
+ if (dst_width & 1) {+ dst[0] = src_ptr[1];
+ }
+}
+
+void ScaleRowDown2Linear_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ const uint8* s = src_ptr;
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = (s[0] + s[1] + 1) >> 1;
+ dst[1] = (s[2] + s[3] + 1) >> 1;
+ dst += 2;
+ s += 4;
+ }
+ if (dst_width & 1) {+ dst[0] = (s[0] + s[1] + 1) >> 1;
+ }
+}
+
+void ScaleRowDown2Linear_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ const uint16* s = src_ptr;
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = (s[0] + s[1] + 1) >> 1;
+ dst[1] = (s[2] + s[3] + 1) >> 1;
+ dst += 2;
+ s += 4;
+ }
+ if (dst_width & 1) {+ dst[0] = (s[0] + s[1] + 1) >> 1;
+ }
+}
+
+void ScaleRowDown2Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ const uint8* s = src_ptr;
+ const uint8* t = src_ptr + src_stride;
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = (s[0] + s[1] + t[0] + t[1] + 2) >> 2;
+ dst[1] = (s[2] + s[3] + t[2] + t[3] + 2) >> 2;
+ dst += 2;
+ s += 4;
+ t += 4;
+ }
+ if (dst_width & 1) {+ dst[0] = (s[0] + s[1] + t[0] + t[1] + 2) >> 2;
+ }
+}
+
+void ScaleRowDown2Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ const uint16* s = src_ptr;
+ const uint16* t = src_ptr + src_stride;
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = (s[0] + s[1] + t[0] + t[1] + 2) >> 2;
+ dst[1] = (s[2] + s[3] + t[2] + t[3] + 2) >> 2;
+ dst += 2;
+ s += 4;
+ t += 4;
+ }
+ if (dst_width & 1) {+ dst[0] = (s[0] + s[1] + t[0] + t[1] + 2) >> 2;
+ }
+}
+
+void ScaleRowDown4_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = src_ptr[2];
+ dst[1] = src_ptr[6];
+ dst += 2;
+ src_ptr += 8;
+ }
+ if (dst_width & 1) {+ dst[0] = src_ptr[2];
+ }
+}
+
+void ScaleRowDown4_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = src_ptr[2];
+ dst[1] = src_ptr[6];
+ dst += 2;
+ src_ptr += 8;
+ }
+ if (dst_width & 1) {+ dst[0] = src_ptr[2];
+ }
+}
+
+void ScaleRowDown4Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ intptr_t stride = src_stride;
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] + src_ptr[3] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2] + src_ptr[stride + 3] +
+ src_ptr[stride * 2 + 0] + src_ptr[stride * 2 + 1] +
+ src_ptr[stride * 2 + 2] + src_ptr[stride * 2 + 3] +
+ src_ptr[stride * 3 + 0] + src_ptr[stride * 3 + 1] +
+ src_ptr[stride * 3 + 2] + src_ptr[stride * 3 + 3] +
+ 8) >> 4;
+ dst[1] = (src_ptr[4] + src_ptr[5] + src_ptr[6] + src_ptr[7] +
+ src_ptr[stride + 4] + src_ptr[stride + 5] +
+ src_ptr[stride + 6] + src_ptr[stride + 7] +
+ src_ptr[stride * 2 + 4] + src_ptr[stride * 2 + 5] +
+ src_ptr[stride * 2 + 6] + src_ptr[stride * 2 + 7] +
+ src_ptr[stride * 3 + 4] + src_ptr[stride * 3 + 5] +
+ src_ptr[stride * 3 + 6] + src_ptr[stride * 3 + 7] +
+ 8) >> 4;
+ dst += 2;
+ src_ptr += 8;
+ }
+ if (dst_width & 1) {+ dst[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] + src_ptr[3] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2] + src_ptr[stride + 3] +
+ src_ptr[stride * 2 + 0] + src_ptr[stride * 2 + 1] +
+ src_ptr[stride * 2 + 2] + src_ptr[stride * 2 + 3] +
+ src_ptr[stride * 3 + 0] + src_ptr[stride * 3 + 1] +
+ src_ptr[stride * 3 + 2] + src_ptr[stride * 3 + 3] +
+ 8) >> 4;
+ }
+}
+
+void ScaleRowDown4Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ intptr_t stride = src_stride;
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] + src_ptr[3] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2] + src_ptr[stride + 3] +
+ src_ptr[stride * 2 + 0] + src_ptr[stride * 2 + 1] +
+ src_ptr[stride * 2 + 2] + src_ptr[stride * 2 + 3] +
+ src_ptr[stride * 3 + 0] + src_ptr[stride * 3 + 1] +
+ src_ptr[stride * 3 + 2] + src_ptr[stride * 3 + 3] +
+ 8) >> 4;
+ dst[1] = (src_ptr[4] + src_ptr[5] + src_ptr[6] + src_ptr[7] +
+ src_ptr[stride + 4] + src_ptr[stride + 5] +
+ src_ptr[stride + 6] + src_ptr[stride + 7] +
+ src_ptr[stride * 2 + 4] + src_ptr[stride * 2 + 5] +
+ src_ptr[stride * 2 + 6] + src_ptr[stride * 2 + 7] +
+ src_ptr[stride * 3 + 4] + src_ptr[stride * 3 + 5] +
+ src_ptr[stride * 3 + 6] + src_ptr[stride * 3 + 7] +
+ 8) >> 4;
+ dst += 2;
+ src_ptr += 8;
+ }
+ if (dst_width & 1) {+ dst[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] + src_ptr[3] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2] + src_ptr[stride + 3] +
+ src_ptr[stride * 2 + 0] + src_ptr[stride * 2 + 1] +
+ src_ptr[stride * 2 + 2] + src_ptr[stride * 2 + 3] +
+ src_ptr[stride * 3 + 0] + src_ptr[stride * 3 + 1] +
+ src_ptr[stride * 3 + 2] + src_ptr[stride * 3 + 3] +
+ 8) >> 4;
+ }
+}
+
+void ScaleRowDown34_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ int x;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (x = 0; x < dst_width; x += 3) {+ dst[0] = src_ptr[0];
+ dst[1] = src_ptr[1];
+ dst[2] = src_ptr[3];
+ dst += 3;
+ src_ptr += 4;
+ }
+}
+
+void ScaleRowDown34_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ int x;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (x = 0; x < dst_width; x += 3) {+ dst[0] = src_ptr[0];
+ dst[1] = src_ptr[1];
+ dst[2] = src_ptr[3];
+ dst += 3;
+ src_ptr += 4;
+ }
+}
+
+// Filter rows 0 and 1 together, 3 : 1
+void ScaleRowDown34_0_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width) {+ const uint8* s = src_ptr;
+ const uint8* t = src_ptr + src_stride;
+ int x;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (x = 0; x < dst_width; x += 3) {+ uint8 a0 = (s[0] * 3 + s[1] * 1 + 2) >> 2;
+ uint8 a1 = (s[1] * 1 + s[2] * 1 + 1) >> 1;
+ uint8 a2 = (s[2] * 1 + s[3] * 3 + 2) >> 2;
+ uint8 b0 = (t[0] * 3 + t[1] * 1 + 2) >> 2;
+ uint8 b1 = (t[1] * 1 + t[2] * 1 + 1) >> 1;
+ uint8 b2 = (t[2] * 1 + t[3] * 3 + 2) >> 2;
+ d[0] = (a0 * 3 + b0 + 2) >> 2;
+ d[1] = (a1 * 3 + b1 + 2) >> 2;
+ d[2] = (a2 * 3 + b2 + 2) >> 2;
+ d += 3;
+ s += 4;
+ t += 4;
+ }
+}
+
+void ScaleRowDown34_0_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* d, int dst_width) {+ const uint16* s = src_ptr;
+ const uint16* t = src_ptr + src_stride;
+ int x;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (x = 0; x < dst_width; x += 3) {+ uint16 a0 = (s[0] * 3 + s[1] * 1 + 2) >> 2;
+ uint16 a1 = (s[1] * 1 + s[2] * 1 + 1) >> 1;
+ uint16 a2 = (s[2] * 1 + s[3] * 3 + 2) >> 2;
+ uint16 b0 = (t[0] * 3 + t[1] * 1 + 2) >> 2;
+ uint16 b1 = (t[1] * 1 + t[2] * 1 + 1) >> 1;
+ uint16 b2 = (t[2] * 1 + t[3] * 3 + 2) >> 2;
+ d[0] = (a0 * 3 + b0 + 2) >> 2;
+ d[1] = (a1 * 3 + b1 + 2) >> 2;
+ d[2] = (a2 * 3 + b2 + 2) >> 2;
+ d += 3;
+ s += 4;
+ t += 4;
+ }
+}
+
+// Filter rows 1 and 2 together, 1 : 1
+void ScaleRowDown34_1_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width) {+ const uint8* s = src_ptr;
+ const uint8* t = src_ptr + src_stride;
+ int x;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (x = 0; x < dst_width; x += 3) {+ uint8 a0 = (s[0] * 3 + s[1] * 1 + 2) >> 2;
+ uint8 a1 = (s[1] * 1 + s[2] * 1 + 1) >> 1;
+ uint8 a2 = (s[2] * 1 + s[3] * 3 + 2) >> 2;
+ uint8 b0 = (t[0] * 3 + t[1] * 1 + 2) >> 2;
+ uint8 b1 = (t[1] * 1 + t[2] * 1 + 1) >> 1;
+ uint8 b2 = (t[2] * 1 + t[3] * 3 + 2) >> 2;
+ d[0] = (a0 + b0 + 1) >> 1;
+ d[1] = (a1 + b1 + 1) >> 1;
+ d[2] = (a2 + b2 + 1) >> 1;
+ d += 3;
+ s += 4;
+ t += 4;
+ }
+}
+
+void ScaleRowDown34_1_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* d, int dst_width) {+ const uint16* s = src_ptr;
+ const uint16* t = src_ptr + src_stride;
+ int x;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (x = 0; x < dst_width; x += 3) {+ uint16 a0 = (s[0] * 3 + s[1] * 1 + 2) >> 2;
+ uint16 a1 = (s[1] * 1 + s[2] * 1 + 1) >> 1;
+ uint16 a2 = (s[2] * 1 + s[3] * 3 + 2) >> 2;
+ uint16 b0 = (t[0] * 3 + t[1] * 1 + 2) >> 2;
+ uint16 b1 = (t[1] * 1 + t[2] * 1 + 1) >> 1;
+ uint16 b2 = (t[2] * 1 + t[3] * 3 + 2) >> 2;
+ d[0] = (a0 + b0 + 1) >> 1;
+ d[1] = (a1 + b1 + 1) >> 1;
+ d[2] = (a2 + b2 + 1) >> 1;
+ d += 3;
+ s += 4;
+ t += 4;
+ }
+}
+
+// Scales a single row of pixels using point sampling.
+void ScaleCols_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst_ptr[0] = src_ptr[x >> 16];
+ x += dx;
+ dst_ptr[1] = src_ptr[x >> 16];
+ x += dx;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ dst_ptr[0] = src_ptr[x >> 16];
+ }
+}
+
+void ScaleCols_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx) {+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst_ptr[0] = src_ptr[x >> 16];
+ x += dx;
+ dst_ptr[1] = src_ptr[x >> 16];
+ x += dx;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ dst_ptr[0] = src_ptr[x >> 16];
+ }
+}
+
+// Scales a single row of pixels up by 2x using point sampling.
+void ScaleColsUp2_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst_ptr[1] = dst_ptr[0] = src_ptr[0];
+ src_ptr += 1;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ dst_ptr[0] = src_ptr[0];
+ }
+}
+
+void ScaleColsUp2_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx) {+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst_ptr[1] = dst_ptr[0] = src_ptr[0];
+ src_ptr += 1;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ dst_ptr[0] = src_ptr[0];
+ }
+}
+
+// (1-f)a + fb can be replaced with a + f(b-a)
+#define BLENDER(a, b, f) (uint8)((int)(a) + \
+ ((int)(f) * ((int)(b) - (int)(a)) >> 16))
+
+void ScaleFilterCols_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ int xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ xi = x >> 16;
+ a = src_ptr[xi];
+ b = src_ptr[xi + 1];
+ dst_ptr[1] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ int xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ }
+}
+
+void ScaleFilterCols64_C(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x32, int dx) {+ int64 x = (int64)(x32);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ int64 xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ xi = x >> 16;
+ a = src_ptr[xi];
+ b = src_ptr[xi + 1];
+ dst_ptr[1] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ int64 xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ }
+}
+#undef BLENDER
+
+#define BLENDER(a, b, f) (uint16)((int)(a) + \
+ ((int)(f) * ((int)(b) - (int)(a)) >> 16))
+
+void ScaleFilterCols_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x, int dx) {+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ int xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ xi = x >> 16;
+ a = src_ptr[xi];
+ b = src_ptr[xi + 1];
+ dst_ptr[1] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ int xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ }
+}
+
+void ScaleFilterCols64_16_C(uint16* dst_ptr, const uint16* src_ptr,
+ int dst_width, int x32, int dx) {+ int64 x = (int64)(x32);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ int64 xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ xi = x >> 16;
+ a = src_ptr[xi];
+ b = src_ptr[xi + 1];
+ dst_ptr[1] = BLENDER(a, b, x & 0xffff);
+ x += dx;
+ dst_ptr += 2;
+ }
+ if (dst_width & 1) {+ int64 xi = x >> 16;
+ int a = src_ptr[xi];
+ int b = src_ptr[xi + 1];
+ dst_ptr[0] = BLENDER(a, b, x & 0xffff);
+ }
+}
+#undef BLENDER
+
+void ScaleRowDown38_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ int x;
+ assert(dst_width % 3 == 0);
+ for (x = 0; x < dst_width; x += 3) {+ dst[0] = src_ptr[0];
+ dst[1] = src_ptr[3];
+ dst[2] = src_ptr[6];
+ dst += 3;
+ src_ptr += 8;
+ }
+}
+
+void ScaleRowDown38_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst, int dst_width) {+ int x;
+ assert(dst_width % 3 == 0);
+ for (x = 0; x < dst_width; x += 3) {+ dst[0] = src_ptr[0];
+ dst[1] = src_ptr[3];
+ dst[2] = src_ptr[6];
+ dst += 3;
+ src_ptr += 8;
+ }
+}
+
+// 8x3 -> 3x1
+void ScaleRowDown38_3_Box_C(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ intptr_t stride = src_stride;
+ int i;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (i = 0; i < dst_width; i += 3) {+ dst_ptr[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2] + src_ptr[stride * 2 + 0] +
+ src_ptr[stride * 2 + 1] + src_ptr[stride * 2 + 2]) *
+ (65536 / 9) >> 16;
+ dst_ptr[1] = (src_ptr[3] + src_ptr[4] + src_ptr[5] +
+ src_ptr[stride + 3] + src_ptr[stride + 4] +
+ src_ptr[stride + 5] + src_ptr[stride * 2 + 3] +
+ src_ptr[stride * 2 + 4] + src_ptr[stride * 2 + 5]) *
+ (65536 / 9) >> 16;
+ dst_ptr[2] = (src_ptr[6] + src_ptr[7] +
+ src_ptr[stride + 6] + src_ptr[stride + 7] +
+ src_ptr[stride * 2 + 6] + src_ptr[stride * 2 + 7]) *
+ (65536 / 6) >> 16;
+ src_ptr += 8;
+ dst_ptr += 3;
+ }
+}
+
+void ScaleRowDown38_3_Box_16_C(const uint16* src_ptr,
+ ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width) {+ intptr_t stride = src_stride;
+ int i;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (i = 0; i < dst_width; i += 3) {+ dst_ptr[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2] + src_ptr[stride * 2 + 0] +
+ src_ptr[stride * 2 + 1] + src_ptr[stride * 2 + 2]) *
+ (65536 / 9) >> 16;
+ dst_ptr[1] = (src_ptr[3] + src_ptr[4] + src_ptr[5] +
+ src_ptr[stride + 3] + src_ptr[stride + 4] +
+ src_ptr[stride + 5] + src_ptr[stride * 2 + 3] +
+ src_ptr[stride * 2 + 4] + src_ptr[stride * 2 + 5]) *
+ (65536 / 9) >> 16;
+ dst_ptr[2] = (src_ptr[6] + src_ptr[7] +
+ src_ptr[stride + 6] + src_ptr[stride + 7] +
+ src_ptr[stride * 2 + 6] + src_ptr[stride * 2 + 7]) *
+ (65536 / 6) >> 16;
+ src_ptr += 8;
+ dst_ptr += 3;
+ }
+}
+
+// 8x2 -> 3x1
+void ScaleRowDown38_2_Box_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ intptr_t stride = src_stride;
+ int i;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (i = 0; i < dst_width; i += 3) {+ dst_ptr[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2]) * (65536 / 6) >> 16;
+ dst_ptr[1] = (src_ptr[3] + src_ptr[4] + src_ptr[5] +
+ src_ptr[stride + 3] + src_ptr[stride + 4] +
+ src_ptr[stride + 5]) * (65536 / 6) >> 16;
+ dst_ptr[2] = (src_ptr[6] + src_ptr[7] +
+ src_ptr[stride + 6] + src_ptr[stride + 7]) *
+ (65536 / 4) >> 16;
+ src_ptr += 8;
+ dst_ptr += 3;
+ }
+}
+
+void ScaleRowDown38_2_Box_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int dst_width) {+ intptr_t stride = src_stride;
+ int i;
+ assert((dst_width % 3 == 0) && (dst_width > 0));
+ for (i = 0; i < dst_width; i += 3) {+ dst_ptr[0] = (src_ptr[0] + src_ptr[1] + src_ptr[2] +
+ src_ptr[stride + 0] + src_ptr[stride + 1] +
+ src_ptr[stride + 2]) * (65536 / 6) >> 16;
+ dst_ptr[1] = (src_ptr[3] + src_ptr[4] + src_ptr[5] +
+ src_ptr[stride + 3] + src_ptr[stride + 4] +
+ src_ptr[stride + 5]) * (65536 / 6) >> 16;
+ dst_ptr[2] = (src_ptr[6] + src_ptr[7] +
+ src_ptr[stride + 6] + src_ptr[stride + 7]) *
+ (65536 / 4) >> 16;
+ src_ptr += 8;
+ dst_ptr += 3;
+ }
+}
+
+void ScaleAddRows_C(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int src_width, int src_height) {+ int x;
+ assert(src_width > 0);
+ assert(src_height > 0);
+ for (x = 0; x < src_width; ++x) {+ const uint8* s = src_ptr + x;
+ unsigned int sum = 0u;
+ int y;
+ for (y = 0; y < src_height; ++y) {+ sum += s[0];
+ s += src_stride;
+ }
+ // TODO(fbarchard): Consider limitting height to 256 to avoid overflow.
+ dst_ptr[x] = sum < 65535u ? sum : 65535u;
+ }
+}
+
+void ScaleAddRows_16_C(const uint16* src_ptr, ptrdiff_t src_stride,
+ uint32* dst_ptr, int src_width, int src_height) {+ int x;
+ assert(src_width > 0);
+ assert(src_height > 0);
+ for (x = 0; x < src_width; ++x) {+ const uint16* s = src_ptr + x;
+ unsigned int sum = 0u;
+ int y;
+ for (y = 0; y < src_height; ++y) {+ sum += s[0];
+ s += src_stride;
+ }
+ // No risk of overflow here now
+ dst_ptr[x] = sum;
+ }
+}
+
+void ScaleARGBRowDown2_C(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = src[1];
+ dst[1] = src[3];
+ src += 4;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ dst[0] = src[1];
+ }
+}
+
+void ScaleARGBRowDown2Linear_C(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ int x;
+ for (x = 0; x < dst_width; ++x) {+ dst_argb[0] = (src_argb[0] + src_argb[4] + 1) >> 1;
+ dst_argb[1] = (src_argb[1] + src_argb[5] + 1) >> 1;
+ dst_argb[2] = (src_argb[2] + src_argb[6] + 1) >> 1;
+ dst_argb[3] = (src_argb[3] + src_argb[7] + 1) >> 1;
+ src_argb += 8;
+ dst_argb += 4;
+ }
+}
+
+void ScaleARGBRowDown2Box_C(const uint8* src_argb, ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ int x;
+ for (x = 0; x < dst_width; ++x) {+ dst_argb[0] = (src_argb[0] + src_argb[4] +
+ src_argb[src_stride] + src_argb[src_stride + 4] + 2) >> 2;
+ dst_argb[1] = (src_argb[1] + src_argb[5] +
+ src_argb[src_stride + 1] + src_argb[src_stride + 5] + 2) >> 2;
+ dst_argb[2] = (src_argb[2] + src_argb[6] +
+ src_argb[src_stride + 2] + src_argb[src_stride + 6] + 2) >> 2;
+ dst_argb[3] = (src_argb[3] + src_argb[7] +
+ src_argb[src_stride + 3] + src_argb[src_stride + 7] + 2) >> 2;
+ src_argb += 8;
+ dst_argb += 4;
+ }
+}
+
+void ScaleARGBRowDownEven_C(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width) {+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+
+ int x;
+ for (x = 0; x < dst_width - 1; x += 2) {+ dst[0] = src[0];
+ dst[1] = src[src_stepx];
+ src += src_stepx * 2;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ dst[0] = src[0];
+ }
+}
+
+void ScaleARGBRowDownEvenBox_C(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width) {+ int x;
+ for (x = 0; x < dst_width; ++x) {+ dst_argb[0] = (src_argb[0] + src_argb[4] +
+ src_argb[src_stride] + src_argb[src_stride + 4] + 2) >> 2;
+ dst_argb[1] = (src_argb[1] + src_argb[5] +
+ src_argb[src_stride + 1] + src_argb[src_stride + 5] + 2) >> 2;
+ dst_argb[2] = (src_argb[2] + src_argb[6] +
+ src_argb[src_stride + 2] + src_argb[src_stride + 6] + 2) >> 2;
+ dst_argb[3] = (src_argb[3] + src_argb[7] +
+ src_argb[src_stride + 3] + src_argb[src_stride + 7] + 2) >> 2;
+ src_argb += src_stepx * 4;
+ dst_argb += 4;
+ }
+}
+
+// Scales a single row of pixels using point sampling.
+void ScaleARGBCols_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst[0] = src[x >> 16];
+ x += dx;
+ dst[1] = src[x >> 16];
+ x += dx;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ dst[0] = src[x >> 16];
+ }
+}
+
+void ScaleARGBCols64_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x32, int dx) {+ int64 x = (int64)(x32);
+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst[0] = src[x >> 16];
+ x += dx;
+ dst[1] = src[x >> 16];
+ x += dx;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ dst[0] = src[x >> 16];
+ }
+}
+
+// Scales a single row of pixels up by 2x using point sampling.
+void ScaleARGBColsUp2_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ dst[1] = dst[0] = src[0];
+ src += 1;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ dst[0] = src[0];
+ }
+}
+
+// Mimics SSSE3 blender
+#define BLENDER1(a, b, f) ((a) * (0x7f ^ f) + (b) * f) >> 7
+#define BLENDERC(a, b, f, s) (uint32)( \
+ BLENDER1(((a) >> s) & 255, ((b) >> s) & 255, f) << s)
+#define BLENDER(a, b, f) \
+ BLENDERC(a, b, f, 24) | BLENDERC(a, b, f, 16) | \
+ BLENDERC(a, b, f, 8) | BLENDERC(a, b, f, 0)
+
+void ScaleARGBFilterCols_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ int xi = x >> 16;
+ int xf = (x >> 9) & 0x7f;
+ uint32 a = src[xi];
+ uint32 b = src[xi + 1];
+ dst[0] = BLENDER(a, b, xf);
+ x += dx;
+ xi = x >> 16;
+ xf = (x >> 9) & 0x7f;
+ a = src[xi];
+ b = src[xi + 1];
+ dst[1] = BLENDER(a, b, xf);
+ x += dx;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ int xi = x >> 16;
+ int xf = (x >> 9) & 0x7f;
+ uint32 a = src[xi];
+ uint32 b = src[xi + 1];
+ dst[0] = BLENDER(a, b, xf);
+ }
+}
+
+void ScaleARGBFilterCols64_C(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x32, int dx) {+ int64 x = (int64)(x32);
+ const uint32* src = (const uint32*)(src_argb);
+ uint32* dst = (uint32*)(dst_argb);
+ int j;
+ for (j = 0; j < dst_width - 1; j += 2) {+ int64 xi = x >> 16;
+ int xf = (x >> 9) & 0x7f;
+ uint32 a = src[xi];
+ uint32 b = src[xi + 1];
+ dst[0] = BLENDER(a, b, xf);
+ x += dx;
+ xi = x >> 16;
+ xf = (x >> 9) & 0x7f;
+ a = src[xi];
+ b = src[xi + 1];
+ dst[1] = BLENDER(a, b, xf);
+ x += dx;
+ dst += 2;
+ }
+ if (dst_width & 1) {+ int64 xi = x >> 16;
+ int xf = (x >> 9) & 0x7f;
+ uint32 a = src[xi];
+ uint32 b = src[xi + 1];
+ dst[0] = BLENDER(a, b, xf);
+ }
+}
+#undef BLENDER1
+#undef BLENDERC
+#undef BLENDER
+
+// Scale plane vertically with bilinear interpolation.
+void ScalePlaneVertical(int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint8* src_argb, uint8* dst_argb,
+ int x, int y, int dy,
+ int bpp, enum FilterMode filtering) {+ // TODO(fbarchard): Allow higher bpp.
+ int dst_width_bytes = dst_width * bpp;
+ void (*InterpolateRow)(uint8* dst_argb, const uint8* src_argb,
+ ptrdiff_t src_stride, int dst_width, int source_y_fraction) =
+ InterpolateRow_C;
+ const int max_y = (src_height > 1) ? ((src_height - 1) << 16) - 1 : 0;
+ int j;
+ assert(bpp >= 1 && bpp <= 4);
+ assert(src_height != 0);
+ assert(dst_width > 0);
+ assert(dst_height > 0);
+ src_argb += (x >> 16) * bpp;
+#if defined(HAS_INTERPOLATEROW_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && dst_width_bytes >= 16) {+ InterpolateRow = InterpolateRow_Any_SSE2;
+ if (IS_ALIGNED(dst_width_bytes, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_SSE2;
+ if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && dst_width_bytes >= 16) {+ InterpolateRow = InterpolateRow_Any_SSSE3;
+ if (IS_ALIGNED(dst_width_bytes, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_SSSE3;
+ if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && dst_width_bytes >= 32) {+ InterpolateRow = InterpolateRow_Any_AVX2;
+ if (IS_ALIGNED(dst_width_bytes, 32)) {+ InterpolateRow = InterpolateRow_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && dst_width_bytes >= 16) {+ InterpolateRow = InterpolateRow_Any_NEON;
+ if (IS_ALIGNED(dst_width_bytes, 16)) {+ InterpolateRow = InterpolateRow_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROWS_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && dst_width_bytes >= 4 &&
+ IS_ALIGNED(src_argb, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride, 4)) {+ InterpolateRow = InterpolateRow_Any_MIPS_DSPR2;
+ if (IS_ALIGNED(dst_width_bytes, 4)) {+ InterpolateRow = InterpolateRow_MIPS_DSPR2;
+ }
+ }
+#endif
+ for (j = 0; j < dst_height; ++j) {+ int yi;
+ int yf;
+ if (y > max_y) {+ y = max_y;
+ }
+ yi = y >> 16;
+ yf = filtering ? ((y >> 8) & 255) : 0;
+ InterpolateRow(dst_argb, src_argb + yi * src_stride,
+ src_stride, dst_width_bytes, yf);
+ dst_argb += dst_stride;
+ y += dy;
+ }
+}
+void ScalePlaneVertical_16(int src_height,
+ int dst_width, int dst_height,
+ int src_stride, int dst_stride,
+ const uint16* src_argb, uint16* dst_argb,
+ int x, int y, int dy,
+ int wpp, enum FilterMode filtering) {+ // TODO(fbarchard): Allow higher wpp.
+ int dst_width_words = dst_width * wpp;
+ void (*InterpolateRow)(uint16* dst_argb, const uint16* src_argb,
+ ptrdiff_t src_stride, int dst_width, int source_y_fraction) =
+ InterpolateRow_16_C;
+ const int max_y = (src_height > 1) ? ((src_height - 1) << 16) - 1 : 0;
+ int j;
+ assert(wpp >= 1 && wpp <= 2);
+ assert(src_height != 0);
+ assert(dst_width > 0);
+ assert(dst_height > 0);
+ src_argb += (x >> 16) * wpp;
+#if defined(HAS_INTERPOLATEROW_16_SSE2)
+ if (TestCpuFlag(kCpuHasSSE2) && dst_width_bytes >= 16) {+ InterpolateRow = InterpolateRow_Any_16_SSE2;
+ if (IS_ALIGNED(dst_width_bytes, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_16_SSE2;
+ if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_16_SSE2;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_SSSE3)
+ if (TestCpuFlag(kCpuHasSSSE3) && dst_width_bytes >= 16) {+ InterpolateRow = InterpolateRow_Any_16_SSSE3;
+ if (IS_ALIGNED(dst_width_bytes, 16)) {+ InterpolateRow = InterpolateRow_Unaligned_16_SSSE3;
+ if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
+ IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {+ InterpolateRow = InterpolateRow_16_SSSE3;
+ }
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_AVX2)
+ if (TestCpuFlag(kCpuHasAVX2) && dst_width_bytes >= 32) {+ InterpolateRow = InterpolateRow_Any_16_AVX2;
+ if (IS_ALIGNED(dst_width_bytes, 32)) {+ InterpolateRow = InterpolateRow_16_AVX2;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROW_16_NEON)
+ if (TestCpuFlag(kCpuHasNEON) && dst_width_bytes >= 16) {+ InterpolateRow = InterpolateRow_Any_16_NEON;
+ if (IS_ALIGNED(dst_width_bytes, 16)) {+ InterpolateRow = InterpolateRow_16_NEON;
+ }
+ }
+#endif
+#if defined(HAS_INTERPOLATEROWS_16_MIPS_DSPR2)
+ if (TestCpuFlag(kCpuHasMIPS_DSPR2) && dst_width_bytes >= 4 &&
+ IS_ALIGNED(src_argb, 4) && IS_ALIGNED(src_stride, 4) &&
+ IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride, 4)) {+ InterpolateRow = InterpolateRow_Any_16_MIPS_DSPR2;
+ if (IS_ALIGNED(dst_width_bytes, 4)) {+ InterpolateRow = InterpolateRow_16_MIPS_DSPR2;
+ }
+ }
+#endif
+ for (j = 0; j < dst_height; ++j) {+ int yi;
+ int yf;
+ if (y > max_y) {+ y = max_y;
+ }
+ yi = y >> 16;
+ yf = filtering ? ((y >> 8) & 255) : 0;
+ InterpolateRow(dst_argb, src_argb + yi * src_stride,
+ src_stride, dst_width_words, yf);
+ dst_argb += dst_stride;
+ y += dy;
+ }
+}
+
+// Simplify the filtering based on scale factors.
+enum FilterMode ScaleFilterReduce(int src_width, int src_height,
+ int dst_width, int dst_height,
+ enum FilterMode filtering) {+ if (src_width < 0) {+ src_width = -src_width;
+ }
+ if (src_height < 0) {+ src_height = -src_height;
+ }
+ if (filtering == kFilterBox) {+ // If scaling both axis to 0.5 or larger, switch from Box to Bilinear.
+ if (dst_width * 2 >= src_width && dst_height * 2 >= src_height) {+ filtering = kFilterBilinear;
+ }
+ // If scaling to larger, switch from Box to Bilinear.
+ if (dst_width >= src_width || dst_height >= src_height) {+ filtering = kFilterBilinear;
+ }
+ }
+ if (filtering == kFilterBilinear) {+ if (src_height == 1) {+ filtering = kFilterLinear;
+ }
+ // TODO(fbarchard): Detect any odd scale factor and reduce to Linear.
+ if (dst_height == src_height || dst_height * 3 == src_height) {+ filtering = kFilterLinear;
+ }
+ // TODO(fbarchard): Remove 1 pixel wide filter restriction, which is to
+ // avoid reading 2 pixels horizontally that causes memory exception.
+ if (src_width == 1) {+ filtering = kFilterNone;
+ }
+ }
+ if (filtering == kFilterLinear) {+ if (src_width == 1) {+ filtering = kFilterNone;
+ }
+ // TODO(fbarchard): Detect any odd scale factor and reduce to None.
+ if (dst_width == src_width || dst_width * 3 == src_width) {+ filtering = kFilterNone;
+ }
+ }
+ return filtering;
+}
+
+// Divide num by div and return as 16.16 fixed point result.
+int FixedDiv_C(int num, int div) {+ return (int)(((int64)(num) << 16) / div);
+}
+
+// Divide num by div and return as 16.16 fixed point result.
+int FixedDiv1_C(int num, int div) {+ return (int)((((int64)(num) << 16) - 0x00010001) /
+ (div - 1));
+}
+
+#define CENTERSTART(dx, s) (dx < 0) ? -((-dx >> 1) + s) : ((dx >> 1) + s)
+
+// Compute slope values for stepping.
+void ScaleSlope(int src_width, int src_height,
+ int dst_width, int dst_height,
+ enum FilterMode filtering,
+ int* x, int* y, int* dx, int* dy) {+ assert(x != NULL);
+ assert(y != NULL);
+ assert(dx != NULL);
+ assert(dy != NULL);
+ assert(src_width != 0);
+ assert(src_height != 0);
+ assert(dst_width > 0);
+ assert(dst_height > 0);
+ // Check for 1 pixel and avoid FixedDiv overflow.
+ if (dst_width == 1 && src_width >= 32768) {+ dst_width = src_width;
+ }
+ if (dst_height == 1 && src_height >= 32768) {+ dst_height = src_height;
+ }
+ if (filtering == kFilterBox) {+ // Scale step for point sampling duplicates all pixels equally.
+ *dx = FixedDiv(Abs(src_width), dst_width);
+ *dy = FixedDiv(src_height, dst_height);
+ *x = 0;
+ *y = 0;
+ } else if (filtering == kFilterBilinear) {+ // Scale step for bilinear sampling renders last pixel once for upsample.
+ if (dst_width <= Abs(src_width)) {+ *dx = FixedDiv(Abs(src_width), dst_width);
+ *x = CENTERSTART(*dx, -32768); // Subtract 0.5 (32768) to center filter.
+ } else if (dst_width > 1) {+ *dx = FixedDiv1(Abs(src_width), dst_width);
+ *x = 0;
+ }
+ if (dst_height <= src_height) {+ *dy = FixedDiv(src_height, dst_height);
+ *y = CENTERSTART(*dy, -32768); // Subtract 0.5 (32768) to center filter.
+ } else if (dst_height > 1) {+ *dy = FixedDiv1(src_height, dst_height);
+ *y = 0;
+ }
+ } else if (filtering == kFilterLinear) {+ // Scale step for bilinear sampling renders last pixel once for upsample.
+ if (dst_width <= Abs(src_width)) {+ *dx = FixedDiv(Abs(src_width), dst_width);
+ *x = CENTERSTART(*dx, -32768); // Subtract 0.5 (32768) to center filter.
+ } else if (dst_width > 1) {+ *dx = FixedDiv1(Abs(src_width), dst_width);
+ *x = 0;
+ }
+ *dy = FixedDiv(src_height, dst_height);
+ *y = *dy >> 1;
+ } else {+ // Scale step for point sampling duplicates all pixels equally.
+ *dx = FixedDiv(Abs(src_width), dst_width);
+ *dy = FixedDiv(src_height, dst_height);
+ *x = CENTERSTART(*dx, 0);
+ *y = CENTERSTART(*dy, 0);
+ }
+ // Negative src_width means horizontally mirror.
+ if (src_width < 0) {+ *x += (dst_width - 1) * *dx;
+ *dx = -*dx;
+ // src_width = -src_width; // Caller must do this.
+ }
+}
+#undef CENTERSTART
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/scale_mips.cc
@@ -1,0 +1,653 @@
+/*
+ * Copyright 2012 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/basic_types.h"
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for GCC MIPS DSPR2
+#if !defined(LIBYUV_DISABLE_MIPS) && \
+ defined(__mips_dsp) && (__mips_dsp_rev >= 2)
+
+void ScaleRowDown2_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ __asm__ __volatile__(
+ ".set push \n"
+ ".set noreorder \n"
+
+ "srl $t9, %[dst_width], 4 \n" // iterations -> by 16
+ "beqz $t9, 2f \n"
+ " nop \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
+ "lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
+ "lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
+ "lw $t4, 16(%[src_ptr]) \n" // |19|18|17|16|
+ "lw $t5, 20(%[src_ptr]) \n" // |23|22|21|20|
+ "lw $t6, 24(%[src_ptr]) \n" // |27|26|25|24|
+ "lw $t7, 28(%[src_ptr]) \n" // |31|30|29|28|
+ // TODO(fbarchard): Use odd pixels instead of even.
+ "precr.qb.ph $t8, $t1, $t0 \n" // |6|4|2|0|
+ "precr.qb.ph $t0, $t3, $t2 \n" // |14|12|10|8|
+ "precr.qb.ph $t1, $t5, $t4 \n" // |22|20|18|16|
+ "precr.qb.ph $t2, $t7, $t6 \n" // |30|28|26|24|
+ "addiu %[src_ptr], %[src_ptr], 32 \n"
+ "addiu $t9, $t9, -1 \n"
+ "sw $t8, 0(%[dst]) \n"
+ "sw $t0, 4(%[dst]) \n"
+ "sw $t1, 8(%[dst]) \n"
+ "sw $t2, 12(%[dst]) \n"
+ "bgtz $t9, 1b \n"
+ " addiu %[dst], %[dst], 16 \n"
+
+ "2: \n"
+ "andi $t9, %[dst_width], 0xf \n" // residue
+ "beqz $t9, 3f \n"
+ " nop \n"
+
+ "21: \n"
+ "lbu $t0, 0(%[src_ptr]) \n"
+ "addiu %[src_ptr], %[src_ptr], 2 \n"
+ "addiu $t9, $t9, -1 \n"
+ "sb $t0, 0(%[dst]) \n"
+ "bgtz $t9, 21b \n"
+ " addiu %[dst], %[dst], 1 \n"
+
+ "3: \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [dst] "+r" (dst)
+ : [dst_width] "r" (dst_width)
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9"
+ );
+}
+
+void ScaleRowDown2Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ const uint8* t = src_ptr + src_stride;
+
+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ "srl $t9, %[dst_width], 3 \n" // iterations -> step 8
+ "bltz $t9, 2f \n"
+ " nop \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
+ "lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
+ "lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
+ "lw $t4, 0(%[t]) \n" // |19|18|17|16|
+ "lw $t5, 4(%[t]) \n" // |23|22|21|20|
+ "lw $t6, 8(%[t]) \n" // |27|26|25|24|
+ "lw $t7, 12(%[t]) \n" // |31|30|29|28|
+ "addiu $t9, $t9, -1 \n"
+ "srl $t8, $t0, 16 \n" // |X|X|3|2|
+ "ins $t0, $t4, 16, 16 \n" // |17|16|1|0|
+ "ins $t4, $t8, 0, 16 \n" // |19|18|3|2|
+ "raddu.w.qb $t0, $t0 \n" // |17+16+1+0|
+ "raddu.w.qb $t4, $t4 \n" // |19+18+3+2|
+ "shra_r.w $t0, $t0, 2 \n" // |t0+2|>>2
+ "shra_r.w $t4, $t4, 2 \n" // |t4+2|>>2
+ "srl $t8, $t1, 16 \n" // |X|X|7|6|
+ "ins $t1, $t5, 16, 16 \n" // |21|20|5|4|
+ "ins $t5, $t8, 0, 16 \n" // |22|23|7|6|
+ "raddu.w.qb $t1, $t1 \n" // |21+20+5+4|
+ "raddu.w.qb $t5, $t5 \n" // |23+22+7+6|
+ "shra_r.w $t1, $t1, 2 \n" // |t1+2|>>2
+ "shra_r.w $t5, $t5, 2 \n" // |t5+2|>>2
+ "srl $t8, $t2, 16 \n" // |X|X|11|10|
+ "ins $t2, $t6, 16, 16 \n" // |25|24|9|8|
+ "ins $t6, $t8, 0, 16 \n" // |27|26|11|10|
+ "raddu.w.qb $t2, $t2 \n" // |25+24+9+8|
+ "raddu.w.qb $t6, $t6 \n" // |27+26+11+10|
+ "shra_r.w $t2, $t2, 2 \n" // |t2+2|>>2
+ "shra_r.w $t6, $t6, 2 \n" // |t5+2|>>2
+ "srl $t8, $t3, 16 \n" // |X|X|15|14|
+ "ins $t3, $t7, 16, 16 \n" // |29|28|13|12|
+ "ins $t7, $t8, 0, 16 \n" // |31|30|15|14|
+ "raddu.w.qb $t3, $t3 \n" // |29+28+13+12|
+ "raddu.w.qb $t7, $t7 \n" // |31+30+15+14|
+ "shra_r.w $t3, $t3, 2 \n" // |t3+2|>>2
+ "shra_r.w $t7, $t7, 2 \n" // |t7+2|>>2
+ "addiu %[src_ptr], %[src_ptr], 16 \n"
+ "addiu %[t], %[t], 16 \n"
+ "sb $t0, 0(%[dst]) \n"
+ "sb $t4, 1(%[dst]) \n"
+ "sb $t1, 2(%[dst]) \n"
+ "sb $t5, 3(%[dst]) \n"
+ "sb $t2, 4(%[dst]) \n"
+ "sb $t6, 5(%[dst]) \n"
+ "sb $t3, 6(%[dst]) \n"
+ "sb $t7, 7(%[dst]) \n"
+ "bgtz $t9, 1b \n"
+ " addiu %[dst], %[dst], 8 \n"
+
+ "2: \n"
+ "andi $t9, %[dst_width], 0x7 \n" // x = residue
+ "beqz $t9, 3f \n"
+ " nop \n"
+
+ "21: \n"
+ "lwr $t1, 0(%[src_ptr]) \n"
+ "lwl $t1, 3(%[src_ptr]) \n"
+ "lwr $t2, 0(%[t]) \n"
+ "lwl $t2, 3(%[t]) \n"
+ "srl $t8, $t1, 16 \n"
+ "ins $t1, $t2, 16, 16 \n"
+ "ins $t2, $t8, 0, 16 \n"
+ "raddu.w.qb $t1, $t1 \n"
+ "raddu.w.qb $t2, $t2 \n"
+ "shra_r.w $t1, $t1, 2 \n"
+ "shra_r.w $t2, $t2, 2 \n"
+ "sb $t1, 0(%[dst]) \n"
+ "sb $t2, 1(%[dst]) \n"
+ "addiu %[src_ptr], %[src_ptr], 4 \n"
+ "addiu $t9, $t9, -2 \n"
+ "addiu %[t], %[t], 4 \n"
+ "bgtz $t9, 21b \n"
+ " addiu %[dst], %[dst], 2 \n"
+
+ "3: \n"
+ ".set pop \n"
+
+ : [src_ptr] "+r" (src_ptr),
+ [dst] "+r" (dst), [t] "+r" (t)
+ : [dst_width] "r" (dst_width)
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9"
+ );
+}
+
+void ScaleRowDown4_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ "srl $t9, %[dst_width], 3 \n"
+ "beqz $t9, 2f \n"
+ " nop \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t1, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t2, 4(%[src_ptr]) \n" // |7|6|5|4|
+ "lw $t3, 8(%[src_ptr]) \n" // |11|10|9|8|
+ "lw $t4, 12(%[src_ptr]) \n" // |15|14|13|12|
+ "lw $t5, 16(%[src_ptr]) \n" // |19|18|17|16|
+ "lw $t6, 20(%[src_ptr]) \n" // |23|22|21|20|
+ "lw $t7, 24(%[src_ptr]) \n" // |27|26|25|24|
+ "lw $t8, 28(%[src_ptr]) \n" // |31|30|29|28|
+ "precr.qb.ph $t1, $t2, $t1 \n" // |6|4|2|0|
+ "precr.qb.ph $t2, $t4, $t3 \n" // |14|12|10|8|
+ "precr.qb.ph $t5, $t6, $t5 \n" // |22|20|18|16|
+ "precr.qb.ph $t6, $t8, $t7 \n" // |30|28|26|24|
+ "precr.qb.ph $t1, $t2, $t1 \n" // |12|8|4|0|
+ "precr.qb.ph $t5, $t6, $t5 \n" // |28|24|20|16|
+ "addiu %[src_ptr], %[src_ptr], 32 \n"
+ "addiu $t9, $t9, -1 \n"
+ "sw $t1, 0(%[dst]) \n"
+ "sw $t5, 4(%[dst]) \n"
+ "bgtz $t9, 1b \n"
+ " addiu %[dst], %[dst], 8 \n"
+
+ "2: \n"
+ "andi $t9, %[dst_width], 7 \n" // residue
+ "beqz $t9, 3f \n"
+ " nop \n"
+
+ "21: \n"
+ "lbu $t1, 0(%[src_ptr]) \n"
+ "addiu %[src_ptr], %[src_ptr], 4 \n"
+ "addiu $t9, $t9, -1 \n"
+ "sb $t1, 0(%[dst]) \n"
+ "bgtz $t9, 21b \n"
+ " addiu %[dst], %[dst], 1 \n"
+
+ "3: \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [dst] "+r" (dst)
+ : [dst_width] "r" (dst_width)
+ : "t1", "t2", "t3", "t4", "t5",
+ "t6", "t7", "t8", "t9"
+ );
+}
+
+void ScaleRowDown4Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ intptr_t stride = src_stride;
+ const uint8* s1 = src_ptr + stride;
+ const uint8* s2 = s1 + stride;
+ const uint8* s3 = s2 + stride;
+
+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ "srl $t9, %[dst_width], 1 \n"
+ "andi $t8, %[dst_width], 1 \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t1, 0(%[s1]) \n" // |7|6|5|4|
+ "lw $t2, 0(%[s2]) \n" // |11|10|9|8|
+ "lw $t3, 0(%[s3]) \n" // |15|14|13|12|
+ "lw $t4, 4(%[src_ptr]) \n" // |19|18|17|16|
+ "lw $t5, 4(%[s1]) \n" // |23|22|21|20|
+ "lw $t6, 4(%[s2]) \n" // |27|26|25|24|
+ "lw $t7, 4(%[s3]) \n" // |31|30|29|28|
+ "raddu.w.qb $t0, $t0 \n" // |3 + 2 + 1 + 0|
+ "raddu.w.qb $t1, $t1 \n" // |7 + 6 + 5 + 4|
+ "raddu.w.qb $t2, $t2 \n" // |11 + 10 + 9 + 8|
+ "raddu.w.qb $t3, $t3 \n" // |15 + 14 + 13 + 12|
+ "raddu.w.qb $t4, $t4 \n" // |19 + 18 + 17 + 16|
+ "raddu.w.qb $t5, $t5 \n" // |23 + 22 + 21 + 20|
+ "raddu.w.qb $t6, $t6 \n" // |27 + 26 + 25 + 24|
+ "raddu.w.qb $t7, $t7 \n" // |31 + 30 + 29 + 28|
+ "add $t0, $t0, $t1 \n"
+ "add $t1, $t2, $t3 \n"
+ "add $t0, $t0, $t1 \n"
+ "add $t4, $t4, $t5 \n"
+ "add $t6, $t6, $t7 \n"
+ "add $t4, $t4, $t6 \n"
+ "shra_r.w $t0, $t0, 4 \n"
+ "shra_r.w $t4, $t4, 4 \n"
+ "sb $t0, 0(%[dst]) \n"
+ "sb $t4, 1(%[dst]) \n"
+ "addiu %[src_ptr], %[src_ptr], 8 \n"
+ "addiu %[s1], %[s1], 8 \n"
+ "addiu %[s2], %[s2], 8 \n"
+ "addiu %[s3], %[s3], 8 \n"
+ "addiu $t9, $t9, -1 \n"
+ "bgtz $t9, 1b \n"
+ " addiu %[dst], %[dst], 2 \n"
+ "beqz $t8, 2f \n"
+ " nop \n"
+
+ "lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t1, 0(%[s1]) \n" // |7|6|5|4|
+ "lw $t2, 0(%[s2]) \n" // |11|10|9|8|
+ "lw $t3, 0(%[s3]) \n" // |15|14|13|12|
+ "raddu.w.qb $t0, $t0 \n" // |3 + 2 + 1 + 0|
+ "raddu.w.qb $t1, $t1 \n" // |7 + 6 + 5 + 4|
+ "raddu.w.qb $t2, $t2 \n" // |11 + 10 + 9 + 8|
+ "raddu.w.qb $t3, $t3 \n" // |15 + 14 + 13 + 12|
+ "add $t0, $t0, $t1 \n"
+ "add $t1, $t2, $t3 \n"
+ "add $t0, $t0, $t1 \n"
+ "shra_r.w $t0, $t0, 4 \n"
+ "sb $t0, 0(%[dst]) \n"
+
+ "2: \n"
+ ".set pop \n"
+
+ : [src_ptr] "+r" (src_ptr),
+ [dst] "+r" (dst),
+ [s1] "+r" (s1),
+ [s2] "+r" (s2),
+ [s3] "+r" (s3)
+ : [dst_width] "r" (dst_width)
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6","t7", "t8", "t9"
+ );
+}
+
+void ScaleRowDown34_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t1, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t2, 4(%[src_ptr]) \n" // |7|6|5|4|
+ "lw $t3, 8(%[src_ptr]) \n" // |11|10|9|8|
+ "lw $t4, 12(%[src_ptr]) \n" // |15|14|13|12|
+ "lw $t5, 16(%[src_ptr]) \n" // |19|18|17|16|
+ "lw $t6, 20(%[src_ptr]) \n" // |23|22|21|20|
+ "lw $t7, 24(%[src_ptr]) \n" // |27|26|25|24|
+ "lw $t8, 28(%[src_ptr]) \n" // |31|30|29|28|
+ "precrq.qb.ph $t0, $t2, $t4 \n" // |7|5|15|13|
+ "precrq.qb.ph $t9, $t6, $t8 \n" // |23|21|31|30|
+ "addiu %[dst_width], %[dst_width], -24 \n"
+ "ins $t1, $t1, 8, 16 \n" // |3|1|0|X|
+ "ins $t4, $t0, 8, 16 \n" // |X|15|13|12|
+ "ins $t5, $t5, 8, 16 \n" // |19|17|16|X|
+ "ins $t8, $t9, 8, 16 \n" // |X|31|29|28|
+ "addiu %[src_ptr], %[src_ptr], 32 \n"
+ "packrl.ph $t0, $t3, $t0 \n" // |9|8|7|5|
+ "packrl.ph $t9, $t7, $t9 \n" // |25|24|23|21|
+ "prepend $t1, $t2, 8 \n" // |4|3|1|0|
+ "prepend $t3, $t4, 24 \n" // |15|13|12|11|
+ "prepend $t5, $t6, 8 \n" // |20|19|17|16|
+ "prepend $t7, $t8, 24 \n" // |31|29|28|27|
+ "sw $t1, 0(%[dst]) \n"
+ "sw $t0, 4(%[dst]) \n"
+ "sw $t3, 8(%[dst]) \n"
+ "sw $t5, 12(%[dst]) \n"
+ "sw $t9, 16(%[dst]) \n"
+ "sw $t7, 20(%[dst]) \n"
+ "bnez %[dst_width], 1b \n"
+ " addiu %[dst], %[dst], 24 \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [dst] "+r" (dst),
+ [dst_width] "+r" (dst_width)
+ :
+ : "t0", "t1", "t2", "t3", "t4", "t5",
+ "t6","t7", "t8", "t9"
+ );
+}
+
+void ScaleRowDown34_0_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "repl.ph $t3, 3 \n" // 0x00030003
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |S3|S2|S1|S0|
+ "lwx $t1, %[src_stride](%[src_ptr]) \n" // |T3|T2|T1|T0|
+ "rotr $t2, $t0, 8 \n" // |S0|S3|S2|S1|
+ "rotr $t6, $t1, 8 \n" // |T0|T3|T2|T1|
+ "muleu_s.ph.qbl $t4, $t2, $t3 \n" // |S0*3|S3*3|
+ "muleu_s.ph.qbl $t5, $t6, $t3 \n" // |T0*3|T3*3|
+ "andi $t0, $t2, 0xFFFF \n" // |0|0|S2|S1|
+ "andi $t1, $t6, 0xFFFF \n" // |0|0|T2|T1|
+ "raddu.w.qb $t0, $t0 \n"
+ "raddu.w.qb $t1, $t1 \n"
+ "shra_r.w $t0, $t0, 1 \n"
+ "shra_r.w $t1, $t1, 1 \n"
+ "preceu.ph.qbr $t2, $t2 \n" // |0|S2|0|S1|
+ "preceu.ph.qbr $t6, $t6 \n" // |0|T2|0|T1|
+ "rotr $t2, $t2, 16 \n" // |0|S1|0|S2|
+ "rotr $t6, $t6, 16 \n" // |0|T1|0|T2|
+ "addu.ph $t2, $t2, $t4 \n"
+ "addu.ph $t6, $t6, $t5 \n"
+ "sll $t5, $t0, 1 \n"
+ "add $t0, $t5, $t0 \n"
+ "shra_r.ph $t2, $t2, 2 \n"
+ "shra_r.ph $t6, $t6, 2 \n"
+ "shll.ph $t4, $t2, 1 \n"
+ "addq.ph $t4, $t4, $t2 \n"
+ "addu $t0, $t0, $t1 \n"
+ "addiu %[src_ptr], %[src_ptr], 4 \n"
+ "shra_r.w $t0, $t0, 2 \n"
+ "addu.ph $t6, $t6, $t4 \n"
+ "shra_r.ph $t6, $t6, 2 \n"
+ "srl $t1, $t6, 16 \n"
+ "addiu %[dst_width], %[dst_width], -3 \n"
+ "sb $t1, 0(%[d]) \n"
+ "sb $t0, 1(%[d]) \n"
+ "sb $t6, 2(%[d]) \n"
+ "bgtz %[dst_width], 1b \n"
+ " addiu %[d], %[d], 3 \n"
+ "3: \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [src_stride] "+r" (src_stride),
+ [d] "+r" (d),
+ [dst_width] "+r" (dst_width)
+ :
+ : "t0", "t1", "t2", "t3",
+ "t4", "t5", "t6"
+ );
+}
+
+void ScaleRowDown34_1_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* d, int dst_width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+ "repl.ph $t2, 3 \n" // 0x00030003
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |S3|S2|S1|S0|
+ "lwx $t1, %[src_stride](%[src_ptr]) \n" // |T3|T2|T1|T0|
+ "rotr $t4, $t0, 8 \n" // |S0|S3|S2|S1|
+ "rotr $t6, $t1, 8 \n" // |T0|T3|T2|T1|
+ "muleu_s.ph.qbl $t3, $t4, $t2 \n" // |S0*3|S3*3|
+ "muleu_s.ph.qbl $t5, $t6, $t2 \n" // |T0*3|T3*3|
+ "andi $t0, $t4, 0xFFFF \n" // |0|0|S2|S1|
+ "andi $t1, $t6, 0xFFFF \n" // |0|0|T2|T1|
+ "raddu.w.qb $t0, $t0 \n"
+ "raddu.w.qb $t1, $t1 \n"
+ "shra_r.w $t0, $t0, 1 \n"
+ "shra_r.w $t1, $t1, 1 \n"
+ "preceu.ph.qbr $t4, $t4 \n" // |0|S2|0|S1|
+ "preceu.ph.qbr $t6, $t6 \n" // |0|T2|0|T1|
+ "rotr $t4, $t4, 16 \n" // |0|S1|0|S2|
+ "rotr $t6, $t6, 16 \n" // |0|T1|0|T2|
+ "addu.ph $t4, $t4, $t3 \n"
+ "addu.ph $t6, $t6, $t5 \n"
+ "shra_r.ph $t6, $t6, 2 \n"
+ "shra_r.ph $t4, $t4, 2 \n"
+ "addu.ph $t6, $t6, $t4 \n"
+ "addiu %[src_ptr], %[src_ptr], 4 \n"
+ "shra_r.ph $t6, $t6, 1 \n"
+ "addu $t0, $t0, $t1 \n"
+ "addiu %[dst_width], %[dst_width], -3 \n"
+ "shra_r.w $t0, $t0, 1 \n"
+ "srl $t1, $t6, 16 \n"
+ "sb $t1, 0(%[d]) \n"
+ "sb $t0, 1(%[d]) \n"
+ "sb $t6, 2(%[d]) \n"
+ "bgtz %[dst_width], 1b \n"
+ " addiu %[d], %[d], 3 \n"
+ "3: \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [src_stride] "+r" (src_stride),
+ [d] "+r" (d),
+ [dst_width] "+r" (dst_width)
+ :
+ : "t0", "t1", "t2", "t3",
+ "t4", "t5", "t6"
+ );
+}
+
+void ScaleRowDown38_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |3|2|1|0|
+ "lw $t1, 4(%[src_ptr]) \n" // |7|6|5|4|
+ "lw $t2, 8(%[src_ptr]) \n" // |11|10|9|8|
+ "lw $t3, 12(%[src_ptr]) \n" // |15|14|13|12|
+ "lw $t4, 16(%[src_ptr]) \n" // |19|18|17|16|
+ "lw $t5, 20(%[src_ptr]) \n" // |23|22|21|20|
+ "lw $t6, 24(%[src_ptr]) \n" // |27|26|25|24|
+ "lw $t7, 28(%[src_ptr]) \n" // |31|30|29|28|
+ "wsbh $t0, $t0 \n" // |2|3|0|1|
+ "wsbh $t6, $t6 \n" // |26|27|24|25|
+ "srl $t0, $t0, 8 \n" // |X|2|3|0|
+ "srl $t3, $t3, 16 \n" // |X|X|15|14|
+ "srl $t5, $t5, 16 \n" // |X|X|23|22|
+ "srl $t7, $t7, 16 \n" // |X|X|31|30|
+ "ins $t1, $t2, 24, 8 \n" // |8|6|5|4|
+ "ins $t6, $t5, 0, 8 \n" // |26|27|24|22|
+ "ins $t1, $t0, 0, 16 \n" // |8|6|3|0|
+ "ins $t6, $t7, 24, 8 \n" // |30|27|24|22|
+ "prepend $t2, $t3, 24 \n" // |X|15|14|11|
+ "ins $t4, $t4, 16, 8 \n" // |19|16|17|X|
+ "ins $t4, $t2, 0, 16 \n" // |19|16|14|11|
+ "addiu %[src_ptr], %[src_ptr], 32 \n"
+ "addiu %[dst_width], %[dst_width], -12 \n"
+ "addiu $t8,%[dst_width], -12 \n"
+ "sw $t1, 0(%[dst]) \n"
+ "sw $t4, 4(%[dst]) \n"
+ "sw $t6, 8(%[dst]) \n"
+ "bgez $t8, 1b \n"
+ " addiu %[dst], %[dst], 12 \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [dst] "+r" (dst),
+ [dst_width] "+r" (dst_width)
+ :
+ : "t0", "t1", "t2", "t3", "t4",
+ "t5", "t6", "t7", "t8"
+ );
+}
+
+void ScaleRowDown38_2_Box_MIPS_DSPR2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ intptr_t stride = src_stride;
+ const uint8* t = src_ptr + stride;
+ const int c = 0x2AAA;
+
+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |S3|S2|S1|S0|
+ "lw $t1, 4(%[src_ptr]) \n" // |S7|S6|S5|S4|
+ "lw $t2, 0(%[t]) \n" // |T3|T2|T1|T0|
+ "lw $t3, 4(%[t]) \n" // |T7|T6|T5|T4|
+ "rotr $t1, $t1, 16 \n" // |S5|S4|S7|S6|
+ "packrl.ph $t4, $t1, $t3 \n" // |S7|S6|T7|T6|
+ "packrl.ph $t5, $t3, $t1 \n" // |T5|T4|S5|S4|
+ "raddu.w.qb $t4, $t4 \n" // S7+S6+T7+T6
+ "raddu.w.qb $t5, $t5 \n" // T5+T4+S5+S4
+ "precrq.qb.ph $t6, $t0, $t2 \n" // |S3|S1|T3|T1|
+ "precrq.qb.ph $t6, $t6, $t6 \n" // |S3|T3|S3|T3|
+ "srl $t4, $t4, 2 \n" // t4 / 4
+ "srl $t6, $t6, 16 \n" // |0|0|S3|T3|
+ "raddu.w.qb $t6, $t6 \n" // 0+0+S3+T3
+ "addu $t6, $t5, $t6 \n"
+ "mul $t6, $t6, %[c] \n" // t6 * 0x2AAA
+ "sll $t0, $t0, 8 \n" // |S2|S1|S0|0|
+ "sll $t2, $t2, 8 \n" // |T2|T1|T0|0|
+ "raddu.w.qb $t0, $t0 \n" // S2+S1+S0+0
+ "raddu.w.qb $t2, $t2 \n" // T2+T1+T0+0
+ "addu $t0, $t0, $t2 \n"
+ "mul $t0, $t0, %[c] \n" // t0 * 0x2AAA
+ "addiu %[src_ptr], %[src_ptr], 8 \n"
+ "addiu %[t], %[t], 8 \n"
+ "addiu %[dst_width], %[dst_width], -3 \n"
+ "addiu %[dst_ptr], %[dst_ptr], 3 \n"
+ "srl $t6, $t6, 16 \n"
+ "srl $t0, $t0, 16 \n"
+ "sb $t4, -1(%[dst_ptr]) \n"
+ "sb $t6, -2(%[dst_ptr]) \n"
+ "bgtz %[dst_width], 1b \n"
+ " sb $t0, -3(%[dst_ptr]) \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [dst_ptr] "+r" (dst_ptr),
+ [t] "+r" (t),
+ [dst_width] "+r" (dst_width)
+ : [c] "r" (c)
+ : "t0", "t1", "t2", "t3", "t4", "t5", "t6"
+ );
+}
+
+void ScaleRowDown38_3_Box_MIPS_DSPR2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ intptr_t stride = src_stride;
+ const uint8* s1 = src_ptr + stride;
+ stride += stride;
+ const uint8* s2 = src_ptr + stride;
+ const int c1 = 0x1C71;
+ const int c2 = 0x2AAA;
+
+ __asm__ __volatile__ (
+ ".set push \n"
+ ".set noreorder \n"
+
+ ".p2align 2 \n"
+ "1: \n"
+ "lw $t0, 0(%[src_ptr]) \n" // |S3|S2|S1|S0|
+ "lw $t1, 4(%[src_ptr]) \n" // |S7|S6|S5|S4|
+ "lw $t2, 0(%[s1]) \n" // |T3|T2|T1|T0|
+ "lw $t3, 4(%[s1]) \n" // |T7|T6|T5|T4|
+ "lw $t4, 0(%[s2]) \n" // |R3|R2|R1|R0|
+ "lw $t5, 4(%[s2]) \n" // |R7|R6|R5|R4|
+ "rotr $t1, $t1, 16 \n" // |S5|S4|S7|S6|
+ "packrl.ph $t6, $t1, $t3 \n" // |S7|S6|T7|T6|
+ "raddu.w.qb $t6, $t6 \n" // S7+S6+T7+T6
+ "packrl.ph $t7, $t3, $t1 \n" // |T5|T4|S5|S4|
+ "raddu.w.qb $t7, $t7 \n" // T5+T4+S5+S4
+ "sll $t8, $t5, 16 \n" // |R5|R4|0|0|
+ "raddu.w.qb $t8, $t8 \n" // R5+R4
+ "addu $t7, $t7, $t8 \n"
+ "srl $t8, $t5, 16 \n" // |0|0|R7|R6|
+ "raddu.w.qb $t8, $t8 \n" // R7 + R6
+ "addu $t6, $t6, $t8 \n"
+ "mul $t6, $t6, %[c2] \n" // t6 * 0x2AAA
+ "precrq.qb.ph $t8, $t0, $t2 \n" // |S3|S1|T3|T1|
+ "precrq.qb.ph $t8, $t8, $t4 \n" // |S3|T3|R3|R1|
+ "srl $t8, $t8, 8 \n" // |0|S3|T3|R3|
+ "raddu.w.qb $t8, $t8 \n" // S3 + T3 + R3
+ "addu $t7, $t7, $t8 \n"
+ "mul $t7, $t7, %[c1] \n" // t7 * 0x1C71
+ "sll $t0, $t0, 8 \n" // |S2|S1|S0|0|
+ "sll $t2, $t2, 8 \n" // |T2|T1|T0|0|
+ "sll $t4, $t4, 8 \n" // |R2|R1|R0|0|
+ "raddu.w.qb $t0, $t0 \n"
+ "raddu.w.qb $t2, $t2 \n"
+ "raddu.w.qb $t4, $t4 \n"
+ "addu $t0, $t0, $t2 \n"
+ "addu $t0, $t0, $t4 \n"
+ "mul $t0, $t0, %[c1] \n" // t0 * 0x1C71
+ "addiu %[src_ptr], %[src_ptr], 8 \n"
+ "addiu %[s1], %[s1], 8 \n"
+ "addiu %[s2], %[s2], 8 \n"
+ "addiu %[dst_width], %[dst_width], -3 \n"
+ "addiu %[dst_ptr], %[dst_ptr], 3 \n"
+ "srl $t6, $t6, 16 \n"
+ "srl $t7, $t7, 16 \n"
+ "srl $t0, $t0, 16 \n"
+ "sb $t6, -1(%[dst_ptr]) \n"
+ "sb $t7, -2(%[dst_ptr]) \n"
+ "bgtz %[dst_width], 1b \n"
+ " sb $t0, -3(%[dst_ptr]) \n"
+ ".set pop \n"
+ : [src_ptr] "+r" (src_ptr),
+ [dst_ptr] "+r" (dst_ptr),
+ [s1] "+r" (s1),
+ [s2] "+r" (s2),
+ [dst_width] "+r" (dst_width)
+ : [c1] "r" (c1), [c2] "r" (c2)
+ : "t0", "t1", "t2", "t3", "t4",
+ "t5", "t6", "t7", "t8"
+ );
+}
+
+#endif // defined(__mips_dsp) && (__mips_dsp_rev >= 2)
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
+
--- /dev/null
+++ b/third_party/libyuv/source/scale_neon.cc
@@ -1,0 +1,684 @@
+/*
+ * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for GCC Neon.
+#if !defined(LIBYUV_DISABLE_NEON) && defined(__ARM_NEON__)
+
+// NEON downscalers with interpolation.
+// Provided by Fritz Koenig
+
+// Read 32x1 throw away even pixels, and write 16x1.
+void ScaleRowDown2_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ // load even pixels into q0, odd into q1
+ "vld2.8 {q0, q1}, [%0]! \n"+ "subs %2, %2, #16 \n" // 16 processed per loop
+ "vst1.8 {q1}, [%1]! \n" // store odd pixels+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst), // %1
+ "+r"(dst_width) // %2
+ :
+ : "q0", "q1" // Clobber List
+ );
+}
+
+// Read 32x2 average down and write 16x1.
+void ScaleRowDown2Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ asm volatile (
+ // change the stride to row 2 pointer
+ "add %1, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0, q1}, [%0]! \n" // load row 1 and post inc+ "vld1.8 {q2, q3}, [%1]! \n" // load row 2 and post inc+ "subs %3, %3, #16 \n" // 16 processed per loop
+ "vpaddl.u8 q0, q0 \n" // row 1 add adjacent
+ "vpaddl.u8 q1, q1 \n"
+ "vpadal.u8 q0, q2 \n" // row 2 add adjacent + row1
+ "vpadal.u8 q1, q3 \n"
+ "vrshrn.u16 d0, q0, #2 \n" // downshift, round and pack
+ "vrshrn.u16 d1, q1, #2 \n"
+ "vst1.8 {q0}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(src_stride), // %1
+ "+r"(dst), // %2
+ "+r"(dst_width) // %3
+ :
+ : "q0", "q1", "q2", "q3" // Clobber List
+ );
+}
+
+void ScaleRowDown4_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // src line 0+ "subs %2, %2, #8 \n" // 8 processed per loop
+ "vst1.8 {d2}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "q0", "q1", "memory", "cc"
+ );
+}
+
+void ScaleRowDown4Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "add r4, %0, %3 \n"
+ "add r5, r4, %3 \n"
+ "add %3, r5, %3 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {q0}, [%0]! \n" // load up 16x4+ "vld1.8 {q1}, [r4]! \n"+ "vld1.8 {q2}, [r5]! \n"+ "vld1.8 {q3}, [%3]! \n"+ "subs %2, %2, #4 \n"
+ "vpaddl.u8 q0, q0 \n"
+ "vpadal.u8 q0, q1 \n"
+ "vpadal.u8 q0, q2 \n"
+ "vpadal.u8 q0, q3 \n"
+ "vpaddl.u16 q0, q0 \n"
+ "vrshrn.u32 d0, q0, #4 \n" // divide by 16 w/rounding
+ "vmovn.u16 d0, q0 \n"
+ "vst1.32 {d0[0]}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"(src_stride) // %3
+ : "r4", "r5", "q0", "q1", "q2", "q3", "memory", "cc"
+ );
+}
+
+// Down scale from 4 to 3 pixels. Use the neon multilane read/write
+// to load up the every 4th pixel into a 4 different registers.
+// Point samples 32 pixels to 24 pixels.
+void ScaleRowDown34_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // src line 0+ "subs %2, %2, #24 \n"
+ "vmov d2, d3 \n" // order d0, d1, d2
+ "vst3.8 {d0, d1, d2}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "d0", "d1", "d2", "d3", "memory", "cc"
+ );
+}
+
+void ScaleRowDown34_0_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "vmov.u8 d24, #3 \n"
+ "add %3, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // src line 0+ "vld4.8 {d4, d5, d6, d7}, [%3]! \n" // src line 1+ "subs %2, %2, #24 \n"
+
+ // filter src line 0 with src line 1
+ // expand chars to shorts to allow for room
+ // when adding lines together
+ "vmovl.u8 q8, d4 \n"
+ "vmovl.u8 q9, d5 \n"
+ "vmovl.u8 q10, d6 \n"
+ "vmovl.u8 q11, d7 \n"
+
+ // 3 * line_0 + line_1
+ "vmlal.u8 q8, d0, d24 \n"
+ "vmlal.u8 q9, d1, d24 \n"
+ "vmlal.u8 q10, d2, d24 \n"
+ "vmlal.u8 q11, d3, d24 \n"
+
+ // (3 * line_0 + line_1) >> 2
+ "vqrshrn.u16 d0, q8, #2 \n"
+ "vqrshrn.u16 d1, q9, #2 \n"
+ "vqrshrn.u16 d2, q10, #2 \n"
+ "vqrshrn.u16 d3, q11, #2 \n"
+
+ // a0 = (src[0] * 3 + s[1] * 1) >> 2
+ "vmovl.u8 q8, d1 \n"
+ "vmlal.u8 q8, d0, d24 \n"
+ "vqrshrn.u16 d0, q8, #2 \n"
+
+ // a1 = (src[1] * 1 + s[2] * 1) >> 1
+ "vrhadd.u8 d1, d1, d2 \n"
+
+ // a2 = (src[2] * 1 + s[3] * 3) >> 2
+ "vmovl.u8 q8, d2 \n"
+ "vmlal.u8 q8, d3, d24 \n"
+ "vqrshrn.u16 d2, q8, #2 \n"
+
+ "vst3.8 {d0, d1, d2}, [%1]! \n"+
+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(src_stride) // %3
+ :
+ : "q0", "q1", "q2", "q3", "q8", "q9", "q10", "q11", "d24", "memory", "cc"
+ );
+}
+
+void ScaleRowDown34_1_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "vmov.u8 d24, #3 \n"
+ "add %3, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // src line 0+ "vld4.8 {d4, d5, d6, d7}, [%3]! \n" // src line 1+ "subs %2, %2, #24 \n"
+ // average src line 0 with src line 1
+ "vrhadd.u8 q0, q0, q2 \n"
+ "vrhadd.u8 q1, q1, q3 \n"
+
+ // a0 = (src[0] * 3 + s[1] * 1) >> 2
+ "vmovl.u8 q3, d1 \n"
+ "vmlal.u8 q3, d0, d24 \n"
+ "vqrshrn.u16 d0, q3, #2 \n"
+
+ // a1 = (src[1] * 1 + s[2] * 1) >> 1
+ "vrhadd.u8 d1, d1, d2 \n"
+
+ // a2 = (src[2] * 1 + s[3] * 3) >> 2
+ "vmovl.u8 q3, d2 \n"
+ "vmlal.u8 q3, d3, d24 \n"
+ "vqrshrn.u16 d2, q3, #2 \n"
+
+ "vst3.8 {d0, d1, d2}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(src_stride) // %3
+ :
+ : "r4", "q0", "q1", "q2", "q3", "d24", "memory", "cc"
+ );
+}
+
+#define HAS_SCALEROWDOWN38_NEON
+static uvec8 kShuf38 =
+ { 0, 3, 6, 8, 11, 14, 16, 19, 22, 24, 27, 30, 0, 0, 0, 0 };+static uvec8 kShuf38_2 =
+ { 0, 8, 16, 2, 10, 17, 4, 12, 18, 6, 14, 19, 0, 0, 0, 0 };+static vec16 kMult38_Div6 =
+ { 65536 / 12, 65536 / 12, 65536 / 12, 65536 / 12,+ 65536 / 12, 65536 / 12, 65536 / 12, 65536 / 12 };
+static vec16 kMult38_Div9 =
+ { 65536 / 18, 65536 / 18, 65536 / 18, 65536 / 18,+ 65536 / 18, 65536 / 18, 65536 / 18, 65536 / 18 };
+
+// 32 -> 12
+void ScaleRowDown38_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "vld1.8 {q3}, [%3] \n"+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d0, d1, d2, d3}, [%0]! \n"+ "subs %2, %2, #12 \n"
+ "vtbl.u8 d4, {d0, d1, d2, d3}, d6 \n"+ "vtbl.u8 d5, {d0, d1, d2, d3}, d7 \n"+ "vst1.8 {d4}, [%1]! \n"+ "vst1.32 {d5[0]}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"(&kShuf38) // %3
+ : "d0", "d1", "d2", "d3", "d4", "d5", "memory", "cc"
+ );
+}
+
+// 32x3 -> 12x1
+void OMITFP ScaleRowDown38_3_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "vld1.16 {q13}, [%4] \n"+ "vld1.8 {q14}, [%5] \n"+ "vld1.8 {q15}, [%6] \n"+ "add r4, %0, %3, lsl #1 \n"
+ "add %3, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+
+ // d0 = 00 40 01 41 02 42 03 43
+ // d1 = 10 50 11 51 12 52 13 53
+ // d2 = 20 60 21 61 22 62 23 63
+ // d3 = 30 70 31 71 32 72 33 73
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n"+ "vld4.8 {d4, d5, d6, d7}, [%3]! \n"+ "vld4.8 {d16, d17, d18, d19}, [r4]! \n"+ "subs %2, %2, #12 \n"
+
+ // Shuffle the input data around to get align the data
+ // so adjacent data can be added. 0,1 - 2,3 - 4,5 - 6,7
+ // d0 = 00 10 01 11 02 12 03 13
+ // d1 = 40 50 41 51 42 52 43 53
+ "vtrn.u8 d0, d1 \n"
+ "vtrn.u8 d4, d5 \n"
+ "vtrn.u8 d16, d17 \n"
+
+ // d2 = 20 30 21 31 22 32 23 33
+ // d3 = 60 70 61 71 62 72 63 73
+ "vtrn.u8 d2, d3 \n"
+ "vtrn.u8 d6, d7 \n"
+ "vtrn.u8 d18, d19 \n"
+
+ // d0 = 00+10 01+11 02+12 03+13
+ // d2 = 40+50 41+51 42+52 43+53
+ "vpaddl.u8 q0, q0 \n"
+ "vpaddl.u8 q2, q2 \n"
+ "vpaddl.u8 q8, q8 \n"
+
+ // d3 = 60+70 61+71 62+72 63+73
+ "vpaddl.u8 d3, d3 \n"
+ "vpaddl.u8 d7, d7 \n"
+ "vpaddl.u8 d19, d19 \n"
+
+ // combine source lines
+ "vadd.u16 q0, q2 \n"
+ "vadd.u16 q0, q8 \n"
+ "vadd.u16 d4, d3, d7 \n"
+ "vadd.u16 d4, d19 \n"
+
+ // dst_ptr[3] = (s[6 + st * 0] + s[7 + st * 0]
+ // + s[6 + st * 1] + s[7 + st * 1]
+ // + s[6 + st * 2] + s[7 + st * 2]) / 6
+ "vqrdmulh.s16 q2, q2, q13 \n"
+ "vmovn.u16 d4, q2 \n"
+
+ // Shuffle 2,3 reg around so that 2 can be added to the
+ // 0,1 reg and 3 can be added to the 4,5 reg. This
+ // requires expanding from u8 to u16 as the 0,1 and 4,5
+ // registers are already expanded. Then do transposes
+ // to get aligned.
+ // q2 = xx 20 xx 30 xx 21 xx 31 xx 22 xx 32 xx 23 xx 33
+ "vmovl.u8 q1, d2 \n"
+ "vmovl.u8 q3, d6 \n"
+ "vmovl.u8 q9, d18 \n"
+
+ // combine source lines
+ "vadd.u16 q1, q3 \n"
+ "vadd.u16 q1, q9 \n"
+
+ // d4 = xx 20 xx 30 xx 22 xx 32
+ // d5 = xx 21 xx 31 xx 23 xx 33
+ "vtrn.u32 d2, d3 \n"
+
+ // d4 = xx 20 xx 21 xx 22 xx 23
+ // d5 = xx 30 xx 31 xx 32 xx 33
+ "vtrn.u16 d2, d3 \n"
+
+ // 0+1+2, 3+4+5
+ "vadd.u16 q0, q1 \n"
+
+ // Need to divide, but can't downshift as the the value
+ // isn't a power of 2. So multiply by 65536 / n
+ // and take the upper 16 bits.
+ "vqrdmulh.s16 q0, q0, q15 \n"
+
+ // Align for table lookup, vtbl requires registers to
+ // be adjacent
+ "vmov.u8 d2, d4 \n"
+
+ "vtbl.u8 d3, {d0, d1, d2}, d28 \n"+ "vtbl.u8 d4, {d0, d1, d2}, d29 \n"+
+ "vst1.8 {d3}, [%1]! \n"+ "vst1.32 {d4[0]}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(src_stride) // %3
+ : "r"(&kMult38_Div6), // %4
+ "r"(&kShuf38_2), // %5
+ "r"(&kMult38_Div9) // %6
+ : "r4", "q0", "q1", "q2", "q3", "q8", "q9",
+ "q13", "q14", "q15", "memory", "cc"
+ );
+}
+
+// 32x2 -> 12x1
+void ScaleRowDown38_2_Box_NEON(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "vld1.16 {q13}, [%4] \n"+ "vld1.8 {q14}, [%5] \n"+ "add %3, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+
+ // d0 = 00 40 01 41 02 42 03 43
+ // d1 = 10 50 11 51 12 52 13 53
+ // d2 = 20 60 21 61 22 62 23 63
+ // d3 = 30 70 31 71 32 72 33 73
+ "vld4.8 {d0, d1, d2, d3}, [%0]! \n"+ "vld4.8 {d4, d5, d6, d7}, [%3]! \n"+ "subs %2, %2, #12 \n"
+
+ // Shuffle the input data around to get align the data
+ // so adjacent data can be added. 0,1 - 2,3 - 4,5 - 6,7
+ // d0 = 00 10 01 11 02 12 03 13
+ // d1 = 40 50 41 51 42 52 43 53
+ "vtrn.u8 d0, d1 \n"
+ "vtrn.u8 d4, d5 \n"
+
+ // d2 = 20 30 21 31 22 32 23 33
+ // d3 = 60 70 61 71 62 72 63 73
+ "vtrn.u8 d2, d3 \n"
+ "vtrn.u8 d6, d7 \n"
+
+ // d0 = 00+10 01+11 02+12 03+13
+ // d2 = 40+50 41+51 42+52 43+53
+ "vpaddl.u8 q0, q0 \n"
+ "vpaddl.u8 q2, q2 \n"
+
+ // d3 = 60+70 61+71 62+72 63+73
+ "vpaddl.u8 d3, d3 \n"
+ "vpaddl.u8 d7, d7 \n"
+
+ // combine source lines
+ "vadd.u16 q0, q2 \n"
+ "vadd.u16 d4, d3, d7 \n"
+
+ // dst_ptr[3] = (s[6] + s[7] + s[6+st] + s[7+st]) / 4
+ "vqrshrn.u16 d4, q2, #2 \n"
+
+ // Shuffle 2,3 reg around so that 2 can be added to the
+ // 0,1 reg and 3 can be added to the 4,5 reg. This
+ // requires expanding from u8 to u16 as the 0,1 and 4,5
+ // registers are already expanded. Then do transposes
+ // to get aligned.
+ // q2 = xx 20 xx 30 xx 21 xx 31 xx 22 xx 32 xx 23 xx 33
+ "vmovl.u8 q1, d2 \n"
+ "vmovl.u8 q3, d6 \n"
+
+ // combine source lines
+ "vadd.u16 q1, q3 \n"
+
+ // d4 = xx 20 xx 30 xx 22 xx 32
+ // d5 = xx 21 xx 31 xx 23 xx 33
+ "vtrn.u32 d2, d3 \n"
+
+ // d4 = xx 20 xx 21 xx 22 xx 23
+ // d5 = xx 30 xx 31 xx 32 xx 33
+ "vtrn.u16 d2, d3 \n"
+
+ // 0+1+2, 3+4+5
+ "vadd.u16 q0, q1 \n"
+
+ // Need to divide, but can't downshift as the the value
+ // isn't a power of 2. So multiply by 65536 / n
+ // and take the upper 16 bits.
+ "vqrdmulh.s16 q0, q0, q13 \n"
+
+ // Align for table lookup, vtbl requires registers to
+ // be adjacent
+ "vmov.u8 d2, d4 \n"
+
+ "vtbl.u8 d3, {d0, d1, d2}, d28 \n"+ "vtbl.u8 d4, {d0, d1, d2}, d29 \n"+
+ "vst1.8 {d3}, [%1]! \n"+ "vst1.32 {d4[0]}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(src_stride) // %3
+ : "r"(&kMult38_Div6), // %4
+ "r"(&kShuf38_2) // %5
+ : "q0", "q1", "q2", "q3", "q13", "q14", "memory", "cc"
+ );
+}
+
+// 16x2 -> 16x1
+void ScaleFilterRows_NEON(uint8* dst_ptr,
+ const uint8* src_ptr, ptrdiff_t src_stride,
+ int dst_width, int source_y_fraction) {+ asm volatile (
+ "cmp %4, #0 \n"
+ "beq 100f \n"
+ "add %2, %1 \n"
+ "cmp %4, #64 \n"
+ "beq 75f \n"
+ "cmp %4, #128 \n"
+ "beq 50f \n"
+ "cmp %4, #192 \n"
+ "beq 25f \n"
+
+ "vdup.8 d5, %4 \n"
+ "rsb %4, #256 \n"
+ "vdup.8 d4, %4 \n"
+ // General purpose row blend.
+ "1: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "vld1.8 {q1}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vmull.u8 q13, d0, d4 \n"
+ "vmull.u8 q14, d1, d4 \n"
+ "vmlal.u8 q13, d2, d5 \n"
+ "vmlal.u8 q14, d3, d5 \n"
+ "vrshrn.u16 d0, q13, #8 \n"
+ "vrshrn.u16 d1, q14, #8 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 1b \n"
+ "b 99f \n"
+
+ // Blend 25 / 75.
+ "25: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "vld1.8 {q1}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 25b \n"
+ "b 99f \n"
+
+ // Blend 50 / 50.
+ "50: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "vld1.8 {q1}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 50b \n"
+ "b 99f \n"
+
+ // Blend 75 / 25.
+ "75: \n"
+ "vld1.8 {q1}, [%1]! \n"+ "vld1.8 {q0}, [%2]! \n"+ "subs %3, %3, #16 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vrhadd.u8 q0, q1 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 75b \n"
+ "b 99f \n"
+
+ // Blend 100 / 0 - Copy row unchanged.
+ "100: \n"
+ "vld1.8 {q0}, [%1]! \n"+ "subs %3, %3, #16 \n"
+ "vst1.8 {q0}, [%0]! \n"+ "bgt 100b \n"
+
+ "99: \n"
+ "vst1.8 {d1[7]}, [%0] \n"+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(src_stride), // %2
+ "+r"(dst_width), // %3
+ "+r"(source_y_fraction) // %4
+ :
+ : "q0", "q1", "d4", "d5", "q13", "q14", "memory", "cc"
+ );
+}
+
+void ScaleARGBRowDown2_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ asm volatile (
+ ".p2align 2 \n"
+ "1: \n"
+ // load even pixels into q0, odd into q1
+ "vld2.32 {q0, q1}, [%0]! \n"+ "vld2.32 {q2, q3}, [%0]! \n"+ "subs %2, %2, #8 \n" // 8 processed per loop
+ "vst1.8 {q1}, [%1]! \n" // store odd pixels+ "vst1.8 {q3}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc", "q0", "q1", "q2", "q3" // Clobber List
+ );
+}
+
+void ScaleARGBRowDown2Box_NEON(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst, int dst_width) {+ asm volatile (
+ // change the stride to row 2 pointer
+ "add %1, %1, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.+ "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.+ "subs %3, %3, #8 \n" // 8 processed per loop.
+ "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
+ "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
+ "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "vpaddl.u8 q3, q3 \n" // A 16 bytes -> 8 shorts.
+ "vld4.8 {d16, d18, d20, d22}, [%1]! \n" // load 8 more ARGB pixels.+ "vld4.8 {d17, d19, d21, d23}, [%1]! \n" // load last 8 ARGB pixels.+ "vpadal.u8 q0, q8 \n" // B 16 bytes -> 8 shorts.
+ "vpadal.u8 q1, q9 \n" // G 16 bytes -> 8 shorts.
+ "vpadal.u8 q2, q10 \n" // R 16 bytes -> 8 shorts.
+ "vpadal.u8 q3, q11 \n" // A 16 bytes -> 8 shorts.
+ "vrshrn.u16 d0, q0, #2 \n" // downshift, round and pack
+ "vrshrn.u16 d1, q1, #2 \n"
+ "vrshrn.u16 d2, q2, #2 \n"
+ "vrshrn.u16 d3, q3, #2 \n"
+ "vst4.8 {d0, d1, d2, d3}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(src_stride), // %1
+ "+r"(dst), // %2
+ "+r"(dst_width) // %3
+ :
+ : "memory", "cc", "q0", "q1", "q2", "q3", "q8", "q9", "q10", "q11"
+ );
+}
+
+// Reads 4 pixels at a time.
+// Alignment requirement: src_argb 4 byte aligned.
+void ScaleARGBRowDownEven_NEON(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx, uint8* dst_argb, int dst_width) {+ asm volatile (
+ "mov r12, %3, lsl #2 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.32 {d0[0]}, [%0], r12 \n"+ "vld1.32 {d0[1]}, [%0], r12 \n"+ "vld1.32 {d1[0]}, [%0], r12 \n"+ "vld1.32 {d1[1]}, [%0], r12 \n"+ "subs %2, %2, #4 \n" // 4 pixels per loop.
+ "vst1.8 {q0}, [%1]! \n"+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(dst_width) // %2
+ : "r"(src_stepx) // %3
+ : "memory", "cc", "r12", "q0"
+ );
+}
+
+// Reads 4 pixels at a time.
+// Alignment requirement: src_argb 4 byte aligned.
+void ScaleARGBRowDownEvenBox_NEON(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width) {+ asm volatile (
+ "mov r12, %4, lsl #2 \n"
+ "add %1, %1, %0 \n"
+ ".p2align 2 \n"
+ "1: \n"
+ "vld1.8 {d0}, [%0], r12 \n" // Read 4 2x2 blocks -> 2x1+ "vld1.8 {d1}, [%1], r12 \n"+ "vld1.8 {d2}, [%0], r12 \n"+ "vld1.8 {d3}, [%1], r12 \n"+ "vld1.8 {d4}, [%0], r12 \n"+ "vld1.8 {d5}, [%1], r12 \n"+ "vld1.8 {d6}, [%0], r12 \n"+ "vld1.8 {d7}, [%1], r12 \n"+ "vaddl.u8 q0, d0, d1 \n"
+ "vaddl.u8 q1, d2, d3 \n"
+ "vaddl.u8 q2, d4, d5 \n"
+ "vaddl.u8 q3, d6, d7 \n"
+ "vswp.8 d1, d2 \n" // ab_cd -> ac_bd
+ "vswp.8 d5, d6 \n" // ef_gh -> eg_fh
+ "vadd.u16 q0, q0, q1 \n" // (a+b)_(c+d)
+ "vadd.u16 q2, q2, q3 \n" // (e+f)_(g+h)
+ "vrshrn.u16 d0, q0, #2 \n" // first 2 pixels.
+ "vrshrn.u16 d1, q2, #2 \n" // next 2 pixels.
+ "subs %3, %3, #4 \n" // 4 pixels per loop.
+ "vst1.8 {q0}, [%2]! \n"+ "bgt 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(src_stride), // %1
+ "+r"(dst_argb), // %2
+ "+r"(dst_width) // %3
+ : "r"(src_stepx) // %4
+ : "memory", "cc", "r12", "q0", "q1", "q2", "q3"
+ );
+}
+
+#endif // __ARM_NEON__
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/scale_posix.cc
@@ -1,0 +1,1315 @@
+/*
+ * Copyright 2013 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for GCC x86 and x64.
+#if !defined(LIBYUV_DISABLE_X86) && (defined(__x86_64__) || defined(__i386__))
+
+// Offsets for source bytes 0 to 9
+static uvec8 kShuf0 =
+ { 0, 1, 3, 4, 5, 7, 8, 9, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Offsets for source bytes 11 to 20 with 8 subtracted = 3 to 12.
+static uvec8 kShuf1 =
+ { 3, 4, 5, 7, 8, 9, 11, 12, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Offsets for source bytes 21 to 31 with 16 subtracted = 5 to 31.
+static uvec8 kShuf2 =
+ { 5, 7, 8, 9, 11, 12, 13, 15, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Offsets for source bytes 0 to 10
+static uvec8 kShuf01 =
+ { 0, 1, 1, 2, 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10 };+
+// Offsets for source bytes 10 to 21 with 8 subtracted = 3 to 13.
+static uvec8 kShuf11 =
+ { 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13 };+
+// Offsets for source bytes 21 to 31 with 16 subtracted = 5 to 31.
+static uvec8 kShuf21 =
+ { 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13, 13, 14, 14, 15 };+
+// Coefficients for source bytes 0 to 10
+static uvec8 kMadd01 =
+ { 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2 };+
+// Coefficients for source bytes 10 to 21
+static uvec8 kMadd11 =
+ { 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1 };+
+// Coefficients for source bytes 21 to 31
+static uvec8 kMadd21 =
+ { 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3 };+
+// Coefficients for source bytes 21 to 31
+static vec16 kRound34 =
+ { 2, 2, 2, 2, 2, 2, 2, 2 };+
+static uvec8 kShuf38a =
+ { 0, 3, 6, 8, 11, 14, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 };+
+static uvec8 kShuf38b =
+ { 128, 128, 128, 128, 128, 128, 0, 3, 6, 8, 11, 14, 128, 128, 128, 128 };+
+// Arrange words 0,3,6 into 0,1,2
+static uvec8 kShufAc =
+ { 0, 1, 6, 7, 12, 13, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Arrange words 0,3,6 into 3,4,5
+static uvec8 kShufAc3 =
+ { 128, 128, 128, 128, 128, 128, 0, 1, 6, 7, 12, 13, 128, 128, 128, 128 };+
+// Scaling values for boxes of 3x3 and 2x3
+static uvec16 kScaleAc33 =
+ { 65536 / 9, 65536 / 9, 65536 / 6, 65536 / 9, 65536 / 9, 65536 / 6, 0, 0 };+
+// Arrange first value for pixels 0,1,2,3,4,5
+static uvec8 kShufAb0 =
+ { 0, 128, 3, 128, 6, 128, 8, 128, 11, 128, 14, 128, 128, 128, 128, 128 };+
+// Arrange second value for pixels 0,1,2,3,4,5
+static uvec8 kShufAb1 =
+ { 1, 128, 4, 128, 7, 128, 9, 128, 12, 128, 15, 128, 128, 128, 128, 128 };+
+// Arrange third value for pixels 0,1,2,3,4,5
+static uvec8 kShufAb2 =
+ { 2, 128, 5, 128, 128, 128, 10, 128, 13, 128, 128, 128, 128, 128, 128, 128 };+
+// Scaling values for boxes of 3x2 and 2x2
+static uvec16 kScaleAb2 =
+ { 65536 / 3, 65536 / 3, 65536 / 2, 65536 / 3, 65536 / 3, 65536 / 2, 0, 0 };+
+// GCC versions of row functions are verbatim conversions from Visual C.
+// Generated using gcc disassembly on Visual C object file:
+// objdump -D yuvscaler.obj >yuvscaler.txt
+
+void ScaleRowDown2_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void ScaleRowDown2Linear_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10, 0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "pand %%xmm5,%%xmm2 \n"
+ "pand %%xmm5,%%xmm3 \n"
+ "pavgw %%xmm2,%%xmm0 \n"
+ "pavgw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown2Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ MEMOPREG(movdqa,0x00,0,3,1,xmm2) // movdqa (%0,%3,1),%%xmm2
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x10,0,3,1,xmm3) // movdqa 0x10(%0,%3,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "pand %%xmm5,%%xmm2 \n"
+ "pand %%xmm5,%%xmm3 \n"
+ "pavgw %%xmm2,%%xmm0 \n"
+ "pavgw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)) // %3
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown2_Unaligned_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void ScaleRowDown2Linear_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "pand %%xmm5,%%xmm2 \n"
+ "pand %%xmm5,%%xmm3 \n"
+ "pavgw %%xmm2,%%xmm0 \n"
+ "pavgw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown2Box_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrlw $0x8,%%xmm5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqu " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqu " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ MEMOPREG(movdqu,0x00,0,3,1,xmm2) // movdqu (%0,%3,1),%%xmm2
+ BUNDLEALIGN
+ MEMOPREG(movdqu,0x10,0,3,1,xmm3) // movdqu 0x10(%0,%3,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "pand %%xmm5,%%xmm2 \n"
+ "pand %%xmm5,%%xmm3 \n"
+ "pavgw %%xmm2,%%xmm0 \n"
+ "pavgw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqu %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "sub $0x10,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)) // %3
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown4_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "pcmpeqb %%xmm5,%%xmm5 \n"
+ "psrld $0x18,%%xmm5 \n"
+ "pslld $0x10,%%xmm5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pand %%xmm5,%%xmm0 \n"
+ "pand %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown4Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ intptr_t stridex3 = 0;
+ asm volatile (
+ "pcmpeqb %%xmm7,%%xmm7 \n"
+ "psrlw $0x8,%%xmm7 \n"
+ "lea " MEMLEA4(0x00,4,4,2) ",%3 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ MEMOPREG(movdqa,0x00,0,4,1,xmm2) // movdqa (%0,%4,1),%%xmm2
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x10,0,4,1,xmm3) // movdqa 0x10(%0,%4,1),%%xmm3
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ MEMOPREG(movdqa,0x00,0,4,2,xmm2) // movdqa (%0,%4,2),%%xmm2
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x10,0,4,2,xmm3) // movdqa 0x10(%0,%4,2),%%xmm3
+ MEMOPREG(movdqa,0x00,0,3,1,xmm4) // movdqa (%0,%3,1),%%xmm4
+ MEMOPREG(movdqa,0x10,0,3,1,xmm5) // movdqa 0x10(%0,%3,1),%%xmm5
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm4,%%xmm2 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm5,%%xmm3 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "movdqa %%xmm1,%%xmm3 \n"
+ "psrlw $0x8,%%xmm1 \n"
+ "pand %%xmm7,%%xmm2 \n"
+ "pand %%xmm7,%%xmm3 \n"
+ "pavgw %%xmm2,%%xmm0 \n"
+ "pavgw %%xmm3,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "psrlw $0x8,%%xmm0 \n"
+ "pand %%xmm7,%%xmm2 \n"
+ "pavgw %%xmm2,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x8,1) ",%1 \n"
+ "sub $0x8,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width), // %2
+ "+r"(stridex3) // %3
+ : "r"((intptr_t)(src_stride)) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm7"
+#endif
+ );
+}
+
+void ScaleRowDown34_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "movdqa %0,%%xmm3 \n"
+ "movdqa %1,%%xmm4 \n"
+ "movdqa %2,%%xmm5 \n"
+ :
+ : "m"(kShuf0), // %0
+ "m"(kShuf1), // %1
+ "m"(kShuf2) // %2
+ );
+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm2 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "palignr $0x8,%%xmm0,%%xmm1 \n"
+ "pshufb %%xmm3,%%xmm0 \n"
+ "pshufb %%xmm4,%%xmm1 \n"
+ "pshufb %%xmm5,%%xmm2 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "movq %%xmm1," MEMACCESS2(0x8,1) " \n"
+ "movq %%xmm2," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x18,1) ",%1 \n"
+ "sub $0x18,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown34_1_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "movdqa %0,%%xmm2 \n" // kShuf01
+ "movdqa %1,%%xmm3 \n" // kShuf11
+ "movdqa %2,%%xmm4 \n" // kShuf21
+ :
+ : "m"(kShuf01), // %0
+ "m"(kShuf11), // %1
+ "m"(kShuf21) // %2
+ );
+ asm volatile (
+ "movdqa %0,%%xmm5 \n" // kMadd01
+ "movdqa %1,%%xmm0 \n" // kMadd11
+ "movdqa %2,%%xmm1 \n" // kRound34
+ :
+ : "m"(kMadd01), // %0
+ "m"(kMadd11), // %1
+ "m"(kRound34) // %2
+ );
+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm6 \n"
+ MEMOPREG(movdqa,0x00,0,3,1,xmm7) // movdqa (%0,%3),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "pshufb %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm5,%%xmm6 \n"
+ "paddsw %%xmm1,%%xmm6 \n"
+ "psrlw $0x2,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "movq %%xmm6," MEMACCESS(1) " \n"
+ "movdqu " MEMACCESS2(0x8,0) ",%%xmm6 \n"
+ MEMOPREG(movdqu,0x8,0,3,1,xmm7) // movdqu 0x8(%0,%3),%%xmm7
+ "pavgb %%xmm7,%%xmm6 \n"
+ "pshufb %%xmm3,%%xmm6 \n"
+ "pmaddubsw %%xmm0,%%xmm6 \n"
+ "paddsw %%xmm1,%%xmm6 \n"
+ "psrlw $0x2,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "movq %%xmm6," MEMACCESS2(0x8,1) " \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm6 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x10,0,3,1,xmm7) // movdqa 0x10(%0,%3),%%xmm7
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm7,%%xmm6 \n"
+ "pshufb %%xmm4,%%xmm6 \n"
+ "pmaddubsw %4,%%xmm6 \n"
+ "paddsw %%xmm1,%%xmm6 \n"
+ "psrlw $0x2,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "movq %%xmm6," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x18,1) ",%1 \n"
+ "sub $0x18,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)), // %3
+ "m"(kMadd21) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ScaleRowDown34_0_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "movdqa %0,%%xmm2 \n" // kShuf01
+ "movdqa %1,%%xmm3 \n" // kShuf11
+ "movdqa %2,%%xmm4 \n" // kShuf21
+ :
+ : "m"(kShuf01), // %0
+ "m"(kShuf11), // %1
+ "m"(kShuf21) // %2
+ );
+ asm volatile (
+ "movdqa %0,%%xmm5 \n" // kMadd01
+ "movdqa %1,%%xmm0 \n" // kMadd11
+ "movdqa %2,%%xmm1 \n" // kRound34
+ :
+ : "m"(kMadd01), // %0
+ "m"(kMadd11), // %1
+ "m"(kRound34) // %2
+ );
+
+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm6 \n"
+ MEMOPREG(movdqa,0x00,0,3,1,xmm7) // movdqa (%0,%3,1),%%xmm7
+ "pavgb %%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm6 \n"
+ "pshufb %%xmm2,%%xmm6 \n"
+ "pmaddubsw %%xmm5,%%xmm6 \n"
+ "paddsw %%xmm1,%%xmm6 \n"
+ "psrlw $0x2,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "movq %%xmm6," MEMACCESS(1) " \n"
+ "movdqu " MEMACCESS2(0x8,0) ",%%xmm6 \n"
+ MEMOPREG(movdqu,0x8,0,3,1,xmm7) // movdqu 0x8(%0,%3,1),%%xmm7
+ "pavgb %%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm6 \n"
+ "pshufb %%xmm3,%%xmm6 \n"
+ "pmaddubsw %%xmm0,%%xmm6 \n"
+ "paddsw %%xmm1,%%xmm6 \n"
+ "psrlw $0x2,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "movq %%xmm6," MEMACCESS2(0x8,1) " \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm6 \n"
+ MEMOPREG(movdqa,0x10,0,3,1,xmm7) // movdqa 0x10(%0,%3,1),%%xmm7
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm6,%%xmm7 \n"
+ "pavgb %%xmm7,%%xmm6 \n"
+ "pshufb %%xmm4,%%xmm6 \n"
+ "pmaddubsw %4,%%xmm6 \n"
+ "paddsw %%xmm1,%%xmm6 \n"
+ "psrlw $0x2,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "movq %%xmm6," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x18,1) ",%1 \n"
+ "sub $0x18,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)), // %3
+ "m"(kMadd21) // %4
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ScaleRowDown38_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "movdqa %3,%%xmm4 \n"
+ "movdqa %4,%%xmm5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "pshufb %%xmm5,%%xmm1 \n"
+ "paddusb %%xmm1,%%xmm0 \n"
+ "movq %%xmm0," MEMACCESS(1) " \n"
+ "movhlps %%xmm0,%%xmm1 \n"
+ "movd %%xmm1," MEMACCESS2(0x8,1) " \n"
+ "lea " MEMLEA(0xc,1) ",%1 \n"
+ "sub $0xc,%2 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "m"(kShuf38a), // %3
+ "m"(kShuf38b) // %4
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm4", "xmm5"
+#endif
+ );
+}
+
+void ScaleRowDown38_2_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "movdqa %0,%%xmm2 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm4 \n"
+ "movdqa %3,%%xmm5 \n"
+ :
+ : "m"(kShufAb0), // %0
+ "m"(kShufAb1), // %1
+ "m"(kShufAb2), // %2
+ "m"(kScaleAb2) // %3
+ );
+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(pavgb,0x00,0,3,1,xmm0) // pavgb (%0,%3,1),%%xmm0
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "pshufb %%xmm2,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm6 \n"
+ "pshufb %%xmm3,%%xmm6 \n"
+ "paddusw %%xmm6,%%xmm1 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "paddusw %%xmm0,%%xmm1 \n"
+ "pmulhuw %%xmm5,%%xmm1 \n"
+ "packuswb %%xmm1,%%xmm1 \n"
+ "sub $0x6,%2 \n"
+ "movd %%xmm1," MEMACCESS(1) " \n"
+ "psrlq $0x10,%%xmm1 \n"
+ "movd %%xmm1," MEMACCESS2(0x2,1) " \n"
+ "lea " MEMLEA(0x6,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)) // %3
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+void ScaleRowDown38_3_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ asm volatile (
+ "movdqa %0,%%xmm2 \n"
+ "movdqa %1,%%xmm3 \n"
+ "movdqa %2,%%xmm4 \n"
+ "pxor %%xmm5,%%xmm5 \n"
+ :
+ : "m"(kShufAc), // %0
+ "m"(kShufAc3), // %1
+ "m"(kScaleAc33) // %2
+ );
+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movdqa,0x00,0,3,1,xmm6) // movdqa (%0,%3,1),%%xmm6
+ "movhlps %%xmm0,%%xmm1 \n"
+ "movhlps %%xmm6,%%xmm7 \n"
+ "punpcklbw %%xmm5,%%xmm0 \n"
+ "punpcklbw %%xmm5,%%xmm1 \n"
+ "punpcklbw %%xmm5,%%xmm6 \n"
+ "punpcklbw %%xmm5,%%xmm7 \n"
+ "paddusw %%xmm6,%%xmm0 \n"
+ "paddusw %%xmm7,%%xmm1 \n"
+ MEMOPREG(movdqa,0x00,0,3,2,xmm6) // movdqa (%0,%3,2),%%xmm6
+ "lea " MEMLEA(0x10,0) ",%0 \n"
+ "movhlps %%xmm6,%%xmm7 \n"
+ "punpcklbw %%xmm5,%%xmm6 \n"
+ "punpcklbw %%xmm5,%%xmm7 \n"
+ "paddusw %%xmm6,%%xmm0 \n"
+ "paddusw %%xmm7,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm6 \n"
+ "psrldq $0x2,%%xmm0 \n"
+ "paddusw %%xmm0,%%xmm6 \n"
+ "psrldq $0x2,%%xmm0 \n"
+ "paddusw %%xmm0,%%xmm6 \n"
+ "pshufb %%xmm2,%%xmm6 \n"
+ "movdqa %%xmm1,%%xmm7 \n"
+ "psrldq $0x2,%%xmm1 \n"
+ "paddusw %%xmm1,%%xmm7 \n"
+ "psrldq $0x2,%%xmm1 \n"
+ "paddusw %%xmm1,%%xmm7 \n"
+ "pshufb %%xmm3,%%xmm7 \n"
+ "paddusw %%xmm7,%%xmm6 \n"
+ "pmulhuw %%xmm4,%%xmm6 \n"
+ "packuswb %%xmm6,%%xmm6 \n"
+ "sub $0x6,%2 \n"
+ "movd %%xmm6," MEMACCESS(1) " \n"
+ "psrlq $0x10,%%xmm6 \n"
+ "movd %%xmm6," MEMACCESS2(0x2,1) " \n"
+ "lea " MEMLEA(0x6,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)) // %3
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
+#endif
+ );
+}
+
+void ScaleAddRows_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int src_width, int src_height) {+ int tmp_height = 0;
+ intptr_t tmp_src = 0;
+ asm volatile (
+ "pxor %%xmm4,%%xmm4 \n"
+ "sub $0x1,%5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "mov %0,%3 \n"
+ "add %6,%0 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm4,%%xmm0 \n"
+ "punpckhbw %%xmm4,%%xmm1 \n"
+ "mov %5,%2 \n"
+ "test %2,%2 \n"
+ "je 3f \n"
+
+ LABELALIGN
+ "2: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm2 \n"
+ "add %6,%0 \n"
+ "movdqa %%xmm2,%%xmm3 \n"
+ "punpcklbw %%xmm4,%%xmm2 \n"
+ "punpckhbw %%xmm4,%%xmm3 \n"
+ "paddusw %%xmm2,%%xmm0 \n"
+ "paddusw %%xmm3,%%xmm1 \n"
+ "sub $0x1,%2 \n"
+ "jg 2b \n"
+
+ LABELALIGN
+ "3: \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,1) " \n"
+ "lea " MEMLEA(0x10,3) ",%0 \n"
+ "lea " MEMLEA(0x20,1) ",%1 \n"
+ "sub $0x10,%4 \n"
+ "jg 1b \n"
+ : "+r"(src_ptr), // %0
+ "+r"(dst_ptr), // %1
+ "+r"(tmp_height), // %2
+ "+r"(tmp_src), // %3
+ "+r"(src_width), // %4
+ "+rm"(src_height) // %5
+ : "rm"((intptr_t)(src_stride)) // %6
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4"
+#endif
+ );
+}
+
+// Bilinear column filtering. SSSE3 version.
+void ScaleFilterCols_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ intptr_t x0 = 0, x1 = 0, temp_pixel = 0;
+ asm volatile (
+ "movd %6,%%xmm2 \n"
+ "movd %7,%%xmm3 \n"
+ "movl $0x04040000,%k2 \n"
+ "movd %k2,%%xmm5 \n"
+ "pcmpeqb %%xmm6,%%xmm6 \n"
+ "psrlw $0x9,%%xmm6 \n"
+ "pextrw $0x1,%%xmm2,%k3 \n"
+ "subl $0x2,%5 \n"
+ "jl 29f \n"
+ "movdqa %%xmm2,%%xmm0 \n"
+ "paddd %%xmm3,%%xmm0 \n"
+ "punpckldq %%xmm0,%%xmm2 \n"
+ "punpckldq %%xmm3,%%xmm3 \n"
+ "paddd %%xmm3,%%xmm3 \n"
+ "pextrw $0x3,%%xmm2,%k4 \n"
+
+ LABELALIGN
+ "2: \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "paddd %%xmm3,%%xmm2 \n"
+ MEMOPARG(movzwl,0x00,1,3,1,k2) // movzwl (%1,%3,1),%k2
+ "movd %k2,%%xmm0 \n"
+ "psrlw $0x9,%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPARG(movzwl,0x00,1,4,1,k2) // movzwl (%1,%4,1),%k2
+ "movd %k2,%%xmm4 \n"
+ "pshufb %%xmm5,%%xmm1 \n"
+ "punpcklwd %%xmm4,%%xmm0 \n"
+ "pxor %%xmm6,%%xmm1 \n"
+ "pmaddubsw %%xmm1,%%xmm0 \n"
+ "pextrw $0x1,%%xmm2,%k3 \n"
+ "pextrw $0x3,%%xmm2,%k4 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movd %%xmm0,%k2 \n"
+ "mov %w2," MEMACCESS(0) " \n"
+ "lea " MEMLEA(0x2,0) ",%0 \n"
+ "sub $0x2,%5 \n"
+ "jge 2b \n"
+
+ LABELALIGN
+ "29: \n"
+ "addl $0x1,%5 \n"
+ "jl 99f \n"
+ MEMOPARG(movzwl,0x00,1,3,1,k2) // movzwl (%1,%3,1),%k2
+ "movd %k2,%%xmm0 \n"
+ "psrlw $0x9,%%xmm2 \n"
+ "pshufb %%xmm5,%%xmm2 \n"
+ "pxor %%xmm6,%%xmm2 \n"
+ "pmaddubsw %%xmm2,%%xmm0 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movd %%xmm0,%k2 \n"
+ "mov %b2," MEMACCESS(0) " \n"
+ "99: \n"
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+a"(temp_pixel), // %2
+ "+r"(x0), // %3
+ "+r"(x1), // %4
+ "+rm"(dst_width) // %5
+ : "rm"(x), // %6
+ "rm"(dx) // %7
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+// Reads 4 pixels, duplicates them and writes 8 pixels.
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+void ScaleColsUp2_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpcklbw %%xmm0,%%xmm0 \n"
+ "punpckhbw %%xmm1,%%xmm1 \n"
+ "sub $0x20,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(0) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,0) " \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "jg 1b \n"
+
+ : "+r"(dst_ptr), // %0
+ "+r"(src_ptr), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void ScaleARGBRowDown2_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void ScaleARGBRowDown2Linear_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm2 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+void ScaleARGBRowDown2Box_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(0) ",%%xmm0 \n"
+ "movdqa " MEMACCESS2(0x10,0) ",%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movdqa,0x00,0,3,1,xmm2) // movdqa (%0,%3,1),%%xmm2
+ MEMOPREG(movdqa,0x10,0,3,1,xmm3) // movdqa 0x10(%0,%3,1),%%xmm3
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm2 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "sub $0x4,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(1) " \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(dst_argb), // %1
+ "+r"(dst_width) // %2
+ : "r"((intptr_t)(src_stride)) // %3
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3"
+#endif
+ );
+}
+
+// Reads 4 pixels at a time.
+// Alignment requirement: dst_argb 16 byte aligned.
+void ScaleARGBRowDownEven_SSE2(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width) {+ intptr_t src_stepx_x4 = (intptr_t)(src_stepx);
+ intptr_t src_stepx_x12 = 0;
+ asm volatile (
+ "lea " MEMLEA3(0x00,1,4) ",%1 \n"
+ "lea " MEMLEA4(0x00,1,1,2) ",%4 \n"
+ LABELALIGN
+ "1: \n"
+ "movd " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movd,0x00,0,1,1,xmm1) // movd (%0,%1,1),%%xmm1
+ "punpckldq %%xmm1,%%xmm0 \n"
+ BUNDLEALIGN
+ MEMOPREG(movd,0x00,0,1,2,xmm2) // movd (%0,%1,2),%%xmm2
+ MEMOPREG(movd,0x00,0,4,1,xmm3) // movd (%0,%4,1),%%xmm3
+ "lea " MEMLEA4(0x00,0,1,4) ",%0 \n"
+ "punpckldq %%xmm3,%%xmm2 \n"
+ "punpcklqdq %%xmm2,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(src_stepx_x4), // %1
+ "+r"(dst_argb), // %2
+ "+r"(dst_width), // %3
+ "+r"(src_stepx_x12) // %4
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3"
+#endif
+ );
+}
+
+// Blends four 2x2 to 4x1.
+// Alignment requirement: dst_argb 16 byte aligned.
+void ScaleARGBRowDownEvenBox_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride, int src_stepx,
+ uint8* dst_argb, int dst_width) {+ intptr_t src_stepx_x4 = (intptr_t)(src_stepx);
+ intptr_t src_stepx_x12 = 0;
+ intptr_t row1 = (intptr_t)(src_stride);
+ asm volatile (
+ "lea " MEMLEA3(0x00,1,4) ",%1 \n"
+ "lea " MEMLEA4(0x00,1,1,2) ",%4 \n"
+ "lea " MEMLEA4(0x00,0,5,1) ",%5 \n"
+
+ LABELALIGN
+ "1: \n"
+ "movq " MEMACCESS(0) ",%%xmm0 \n"
+ MEMOPREG(movhps,0x00,0,1,1,xmm0) // movhps (%0,%1,1),%%xmm0
+ MEMOPREG(movq,0x00,0,1,2,xmm1) // movq (%0,%1,2),%%xmm1
+ BUNDLEALIGN
+ MEMOPREG(movhps,0x00,0,4,1,xmm1) // movhps (%0,%4,1),%%xmm1
+ "lea " MEMLEA4(0x00,0,1,4) ",%0 \n"
+ "movq " MEMACCESS(5) ",%%xmm2 \n"
+ BUNDLEALIGN
+ MEMOPREG(movhps,0x00,5,1,1,xmm2) // movhps (%5,%1,1),%%xmm2
+ MEMOPREG(movq,0x00,5,1,2,xmm3) // movq (%5,%1,2),%%xmm3
+ MEMOPREG(movhps,0x00,5,4,1,xmm3) // movhps (%5,%4,1),%%xmm3
+ "lea " MEMLEA4(0x00,5,1,4) ",%5 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "pavgb %%xmm3,%%xmm1 \n"
+ "movdqa %%xmm0,%%xmm2 \n"
+ "shufps $0x88,%%xmm1,%%xmm0 \n"
+ "shufps $0xdd,%%xmm1,%%xmm2 \n"
+ "pavgb %%xmm2,%%xmm0 \n"
+ "sub $0x4,%3 \n"
+ "movdqa %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jg 1b \n"
+ : "+r"(src_argb), // %0
+ "+r"(src_stepx_x4), // %1
+ "+r"(dst_argb), // %2
+ "+rm"(dst_width), // %3
+ "+r"(src_stepx_x12), // %4
+ "+r"(row1) // %5
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3"
+#endif
+ );
+}
+
+void ScaleARGBCols_SSE2(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ intptr_t x0 = 0, x1 = 0;
+ asm volatile (
+ "movd %5,%%xmm2 \n"
+ "movd %6,%%xmm3 \n"
+ "pshufd $0x0,%%xmm2,%%xmm2 \n"
+ "pshufd $0x11,%%xmm3,%%xmm0 \n"
+ "paddd %%xmm0,%%xmm2 \n"
+ "paddd %%xmm3,%%xmm3 \n"
+ "pshufd $0x5,%%xmm3,%%xmm0 \n"
+ "paddd %%xmm0,%%xmm2 \n"
+ "paddd %%xmm3,%%xmm3 \n"
+ "pshufd $0x0,%%xmm3,%%xmm3 \n"
+ "pextrw $0x1,%%xmm2,%k0 \n"
+ "pextrw $0x3,%%xmm2,%k1 \n"
+ "cmp $0x0,%4 \n"
+ "jl 99f \n"
+ "sub $0x4,%4 \n"
+ "jl 49f \n"
+
+ LABELALIGN
+ "40: \n"
+ MEMOPREG(movd,0x00,3,0,4,xmm0) // movd (%3,%0,4),%%xmm0
+ MEMOPREG(movd,0x00,3,1,4,xmm1) // movd (%3,%1,4),%%xmm1
+ "pextrw $0x5,%%xmm2,%k0 \n"
+ "pextrw $0x7,%%xmm2,%k1 \n"
+ "paddd %%xmm3,%%xmm2 \n"
+ "punpckldq %%xmm1,%%xmm0 \n"
+ MEMOPREG(movd,0x00,3,0,4,xmm1) // movd (%3,%0,4),%%xmm1
+ MEMOPREG(movd,0x00,3,1,4,xmm4) // movd (%3,%1,4),%%xmm4
+ "pextrw $0x1,%%xmm2,%k0 \n"
+ "pextrw $0x3,%%xmm2,%k1 \n"
+ "punpckldq %%xmm4,%%xmm1 \n"
+ "punpcklqdq %%xmm1,%%xmm0 \n"
+ "sub $0x4,%4 \n"
+ "movdqu %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x10,2) ",%2 \n"
+ "jge 40b \n"
+
+ "49: \n"
+ "test $0x2,%4 \n"
+ "je 29f \n"
+ BUNDLEALIGN
+ MEMOPREG(movd,0x00,3,0,4,xmm0) // movd (%3,%0,4),%%xmm0
+ MEMOPREG(movd,0x00,3,1,4,xmm1) // movd (%3,%1,4),%%xmm1
+ "pextrw $0x5,%%xmm2,%k0 \n"
+ "punpckldq %%xmm1,%%xmm0 \n"
+ "movq %%xmm0," MEMACCESS(2) " \n"
+ "lea " MEMLEA(0x8,2) ",%2 \n"
+ "29: \n"
+ "test $0x1,%4 \n"
+ "je 99f \n"
+ MEMOPREG(movd,0x00,3,0,4,xmm0) // movd (%3,%0,4),%%xmm0
+ "movd %%xmm0," MEMACCESS(2) " \n"
+ "99: \n"
+ : "+a"(x0), // %0
+ "+d"(x1), // %1
+ "+r"(dst_argb), // %2
+ "+r"(src_argb), // %3
+ "+r"(dst_width) // %4
+ : "rm"(x), // %5
+ "rm"(dx) // %6
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4"
+#endif
+ );
+}
+
+// Reads 4 pixels, duplicates them and writes 8 pixels.
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+void ScaleARGBColsUp2_SSE2(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ asm volatile (
+ LABELALIGN
+ "1: \n"
+ "movdqa " MEMACCESS(1) ",%%xmm0 \n"
+ "lea " MEMLEA(0x10,1) ",%1 \n"
+ "movdqa %%xmm0,%%xmm1 \n"
+ "punpckldq %%xmm0,%%xmm0 \n"
+ "punpckhdq %%xmm1,%%xmm1 \n"
+ "sub $0x8,%2 \n"
+ "movdqa %%xmm0," MEMACCESS(0) " \n"
+ "movdqa %%xmm1," MEMACCESS2(0x10,0) " \n"
+ "lea " MEMLEA(0x20,0) ",%0 \n"
+ "jg 1b \n"
+
+ : "+r"(dst_argb), // %0
+ "+r"(src_argb), // %1
+ "+r"(dst_width) // %2
+ :
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1"
+#endif
+ );
+}
+
+// Shuffle table for arranging 2 pixels into pairs for pmaddubsw
+static uvec8 kShuffleColARGB = {+ 0u, 4u, 1u, 5u, 2u, 6u, 3u, 7u, // bbggrraa 1st pixel
+ 8u, 12u, 9u, 13u, 10u, 14u, 11u, 15u // bbggrraa 2nd pixel
+};
+
+// Shuffle table for duplicating 2 fractions into 8 bytes each
+static uvec8 kShuffleFractions = {+ 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 4u, 4u, 4u, 4u, 4u, 4u, 4u, 4u,
+};
+
+// Bilinear row filtering combines 4x2 -> 4x1. SSSE3 version
+void ScaleARGBFilterCols_SSSE3(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ intptr_t x0 = 0, x1 = 0;
+ asm volatile (
+ "movdqa %0,%%xmm4 \n"
+ "movdqa %1,%%xmm5 \n"
+ :
+ : "m"(kShuffleColARGB), // %0
+ "m"(kShuffleFractions) // %1
+ );
+
+ asm volatile (
+ "movd %5,%%xmm2 \n"
+ "movd %6,%%xmm3 \n"
+ "pcmpeqb %%xmm6,%%xmm6 \n"
+ "psrlw $0x9,%%xmm6 \n"
+ "pextrw $0x1,%%xmm2,%k3 \n"
+ "sub $0x2,%2 \n"
+ "jl 29f \n"
+ "movdqa %%xmm2,%%xmm0 \n"
+ "paddd %%xmm3,%%xmm0 \n"
+ "punpckldq %%xmm0,%%xmm2 \n"
+ "punpckldq %%xmm3,%%xmm3 \n"
+ "paddd %%xmm3,%%xmm3 \n"
+ "pextrw $0x3,%%xmm2,%k4 \n"
+
+ LABELALIGN
+ "2: \n"
+ "movdqa %%xmm2,%%xmm1 \n"
+ "paddd %%xmm3,%%xmm2 \n"
+ MEMOPREG(movq,0x00,1,3,4,xmm0) // movq (%1,%3,4),%%xmm0
+ "psrlw $0x9,%%xmm1 \n"
+ BUNDLEALIGN
+ MEMOPREG(movhps,0x00,1,4,4,xmm0) // movhps (%1,%4,4),%%xmm0
+ "pshufb %%xmm5,%%xmm1 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "pxor %%xmm6,%%xmm1 \n"
+ "pmaddubsw %%xmm1,%%xmm0 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "pextrw $0x1,%%xmm2,%k3 \n"
+ "pextrw $0x3,%%xmm2,%k4 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movq %%xmm0," MEMACCESS(0) " \n"
+ "lea " MEMLEA(0x8,0) ",%0 \n"
+ "sub $0x2,%2 \n"
+ "jge 2b \n"
+
+ LABELALIGN
+ "29: \n"
+ "add $0x1,%2 \n"
+ "jl 99f \n"
+ "psrlw $0x9,%%xmm2 \n"
+ BUNDLEALIGN
+ MEMOPREG(movq,0x00,1,3,4,xmm0) // movq (%1,%3,4),%%xmm0
+ "pshufb %%xmm5,%%xmm2 \n"
+ "pshufb %%xmm4,%%xmm0 \n"
+ "pxor %%xmm6,%%xmm2 \n"
+ "pmaddubsw %%xmm2,%%xmm0 \n"
+ "psrlw $0x7,%%xmm0 \n"
+ "packuswb %%xmm0,%%xmm0 \n"
+ "movd %%xmm0," MEMACCESS(0) " \n"
+
+ LABELALIGN
+ "99: \n"
+ : "+r"(dst_argb), // %0
+ "+r"(src_argb), // %1
+ "+rm"(dst_width), // %2
+ "+r"(x0), // %3
+ "+r"(x1) // %4
+ : "rm"(x), // %5
+ "rm"(dx) // %6
+ : "memory", "cc"
+#if defined(__native_client__) && defined(__x86_64__)
+ , "r14"
+#endif
+#if defined(__SSE2__)
+ , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"
+#endif
+ );
+}
+
+// Divide num by div and return as 16.16 fixed point result.
+int FixedDiv_X86(int num, int div) {+ asm volatile (
+ "cdq \n"
+ "shld $0x10,%%eax,%%edx \n"
+ "shl $0x10,%%eax \n"
+ "idiv %1 \n"
+ "mov %0, %%eax \n"
+ : "+a"(num) // %0
+ : "c"(div) // %1
+ : "memory", "cc", "edx"
+ );
+ return num;
+}
+
+// Divide num - 1 by div - 1 and return as 16.16 fixed point result.
+int FixedDiv1_X86(int num, int div) {+ asm volatile (
+ "cdq \n"
+ "shld $0x10,%%eax,%%edx \n"
+ "shl $0x10,%%eax \n"
+ "sub $0x10001,%%eax \n"
+ "sbb $0x0,%%edx \n"
+ "sub $0x1,%1 \n"
+ "idiv %1 \n"
+ "mov %0, %%eax \n"
+ : "+a"(num) // %0
+ : "c"(div) // %1
+ : "memory", "cc", "edx"
+ );
+ return num;
+}
+
+#endif // defined(__x86_64__) || defined(__i386__)
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- /dev/null
+++ b/third_party/libyuv/source/scale_win.cc
@@ -1,0 +1,1320 @@
+/*
+ * Copyright 2013 The LibYuv Project Authors. All rights reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "third_party/libyuv/include/libyuv/row.h"
+
+#ifdef __cplusplus
+namespace libyuv {+extern "C" {+#endif
+
+// This module is for Visual C x86.
+#if !defined(LIBYUV_DISABLE_X86) && defined(_M_IX86) && defined(_MSC_VER)
+
+// Offsets for source bytes 0 to 9
+static uvec8 kShuf0 =
+ { 0, 1, 3, 4, 5, 7, 8, 9, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Offsets for source bytes 11 to 20 with 8 subtracted = 3 to 12.
+static uvec8 kShuf1 =
+ { 3, 4, 5, 7, 8, 9, 11, 12, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Offsets for source bytes 21 to 31 with 16 subtracted = 5 to 31.
+static uvec8 kShuf2 =
+ { 5, 7, 8, 9, 11, 12, 13, 15, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Offsets for source bytes 0 to 10
+static uvec8 kShuf01 =
+ { 0, 1, 1, 2, 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10 };+
+// Offsets for source bytes 10 to 21 with 8 subtracted = 3 to 13.
+static uvec8 kShuf11 =
+ { 2, 3, 4, 5, 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13 };+
+// Offsets for source bytes 21 to 31 with 16 subtracted = 5 to 31.
+static uvec8 kShuf21 =
+ { 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 12, 13, 13, 14, 14, 15 };+
+// Coefficients for source bytes 0 to 10
+static uvec8 kMadd01 =
+ { 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2 };+
+// Coefficients for source bytes 10 to 21
+static uvec8 kMadd11 =
+ { 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1 };+
+// Coefficients for source bytes 21 to 31
+static uvec8 kMadd21 =
+ { 2, 2, 1, 3, 3, 1, 2, 2, 1, 3, 3, 1, 2, 2, 1, 3 };+
+// Coefficients for source bytes 21 to 31
+static vec16 kRound34 =
+ { 2, 2, 2, 2, 2, 2, 2, 2 };+
+static uvec8 kShuf38a =
+ { 0, 3, 6, 8, 11, 14, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 };+
+static uvec8 kShuf38b =
+ { 128, 128, 128, 128, 128, 128, 0, 3, 6, 8, 11, 14, 128, 128, 128, 128 };+
+// Arrange words 0,3,6 into 0,1,2
+static uvec8 kShufAc =
+ { 0, 1, 6, 7, 12, 13, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 };+
+// Arrange words 0,3,6 into 3,4,5
+static uvec8 kShufAc3 =
+ { 128, 128, 128, 128, 128, 128, 0, 1, 6, 7, 12, 13, 128, 128, 128, 128 };+
+// Scaling values for boxes of 3x3 and 2x3
+static uvec16 kScaleAc33 =
+ { 65536 / 9, 65536 / 9, 65536 / 6, 65536 / 9, 65536 / 9, 65536 / 6, 0, 0 };+
+// Arrange first value for pixels 0,1,2,3,4,5
+static uvec8 kShufAb0 =
+ { 0, 128, 3, 128, 6, 128, 8, 128, 11, 128, 14, 128, 128, 128, 128, 128 };+
+// Arrange second value for pixels 0,1,2,3,4,5
+static uvec8 kShufAb1 =
+ { 1, 128, 4, 128, 7, 128, 9, 128, 12, 128, 15, 128, 128, 128, 128, 128 };+
+// Arrange third value for pixels 0,1,2,3,4,5
+static uvec8 kShufAb2 =
+ { 2, 128, 5, 128, 128, 128, 10, 128, 13, 128, 128, 128, 128, 128, 128, 128 };+
+// Scaling values for boxes of 3x2 and 2x2
+static uvec16 kScaleAb2 =
+ { 65536 / 3, 65536 / 3, 65536 / 2, 65536 / 3, 65536 / 3, 65536 / 2, 0, 0 };+
+// Reads 32 pixels, throws half away and writes 16 pixels.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown2_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrlw xmm0, 8 // isolate odd pixels.
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 32x1 rectangle to 16x1.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown2Linear_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+
+ movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
+ psrlw xmm0, 8
+ movdqa xmm3, xmm1
+ psrlw xmm1, 8
+ pand xmm2, xmm5
+ pand xmm3, xmm5
+ pavgw xmm0, xmm2
+ pavgw xmm1, xmm3
+ packuswb xmm0, xmm1
+
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 32x2 rectangle to 16x1.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown2Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_ptr
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_ptr
+ mov ecx, [esp + 4 + 16] // dst_width
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + esi]
+ movdqa xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2 // average rows
+ pavgb xmm1, xmm3
+
+ movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
+ psrlw xmm0, 8
+ movdqa xmm3, xmm1
+ psrlw xmm1, 8
+ pand xmm2, xmm5
+ pand xmm3, xmm5
+ pavgw xmm0, xmm2
+ pavgw xmm1, xmm3
+ packuswb xmm0, xmm1
+
+ sub ecx, 16
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ pop esi
+ ret
+ }
+}
+
+// Reads 32 pixels, throws half away and writes 16 pixels.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown2_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+
+ align 4
+ wloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ psrlw xmm0, 8 // isolate odd pixels.
+ psrlw xmm1, 8
+ packuswb xmm0, xmm1
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 32x1 rectangle to 16x1.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown2Linear_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+
+ align 4
+ wloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ lea eax, [eax + 32]
+
+ movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
+ psrlw xmm0, 8
+ movdqa xmm3, xmm1
+ psrlw xmm1, 8
+ pand xmm2, xmm5
+ pand xmm3, xmm5
+ pavgw xmm0, xmm2
+ pavgw xmm1, xmm3
+ packuswb xmm0, xmm1
+
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 32x2 rectangle to 16x1.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown2Box_Unaligned_SSE2(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_ptr
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_ptr
+ mov ecx, [esp + 4 + 16] // dst_width
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff00ff
+ psrlw xmm5, 8
+
+ align 4
+ wloop:
+ movdqu xmm0, [eax]
+ movdqu xmm1, [eax + 16]
+ movdqu xmm2, [eax + esi]
+ movdqu xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2 // average rows
+ pavgb xmm1, xmm3
+
+ movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
+ psrlw xmm0, 8
+ movdqa xmm3, xmm1
+ psrlw xmm1, 8
+ pand xmm2, xmm5
+ pand xmm3, xmm5
+ pavgw xmm0, xmm2
+ pavgw xmm1, xmm3
+ packuswb xmm0, xmm1
+
+ sub ecx, 16
+ movdqu [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ pop esi
+ ret
+ }
+}
+
+// Point samples 32 pixels to 8 pixels.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown4_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+ pcmpeqb xmm5, xmm5 // generate mask 0x00ff0000
+ psrld xmm5, 24
+ pslld xmm5, 16
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ pand xmm0, xmm5
+ pand xmm1, xmm5
+ packuswb xmm0, xmm1
+ psrlw xmm0, 8
+ packuswb xmm0, xmm0
+ sub ecx, 8
+ movq qword ptr [edx], xmm0
+ lea edx, [edx + 8]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 32x4 rectangle to 8x1.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown4Box_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ push edi
+ mov eax, [esp + 8 + 4] // src_ptr
+ mov esi, [esp + 8 + 8] // src_stride
+ mov edx, [esp + 8 + 12] // dst_ptr
+ mov ecx, [esp + 8 + 16] // dst_width
+ lea edi, [esi + esi * 2] // src_stride * 3
+ pcmpeqb xmm7, xmm7 // generate mask 0x00ff00ff
+ psrlw xmm7, 8
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + esi]
+ movdqa xmm3, [eax + esi + 16]
+ pavgb xmm0, xmm2 // average rows
+ pavgb xmm1, xmm3
+ movdqa xmm2, [eax + esi * 2]
+ movdqa xmm3, [eax + esi * 2 + 16]
+ movdqa xmm4, [eax + edi]
+ movdqa xmm5, [eax + edi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm2, xmm4
+ pavgb xmm3, xmm5
+ pavgb xmm0, xmm2
+ pavgb xmm1, xmm3
+
+ movdqa xmm2, xmm0 // average columns (32 to 16 pixels)
+ psrlw xmm0, 8
+ movdqa xmm3, xmm1
+ psrlw xmm1, 8
+ pand xmm2, xmm7
+ pand xmm3, xmm7
+ pavgw xmm0, xmm2
+ pavgw xmm1, xmm3
+ packuswb xmm0, xmm1
+
+ movdqa xmm2, xmm0 // average columns (16 to 8 pixels)
+ psrlw xmm0, 8
+ pand xmm2, xmm7
+ pavgw xmm0, xmm2
+ packuswb xmm0, xmm0
+
+ sub ecx, 8
+ movq qword ptr [edx], xmm0
+ lea edx, [edx + 8]
+ jg wloop
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// Point samples 32 pixels to 24 pixels.
+// Produces three 8 byte values. For each 8 bytes, 16 bytes are read.
+// Then shuffled to do the scaling.
+
+// Note that movdqa+palign may be better than movdqu.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown34_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+ movdqa xmm3, kShuf0
+ movdqa xmm4, kShuf1
+ movdqa xmm5, kShuf2
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ movdqa xmm2, xmm1
+ palignr xmm1, xmm0, 8
+ pshufb xmm0, xmm3
+ pshufb xmm1, xmm4
+ pshufb xmm2, xmm5
+ movq qword ptr [edx], xmm0
+ movq qword ptr [edx + 8], xmm1
+ movq qword ptr [edx + 16], xmm2
+ lea edx, [edx + 24]
+ sub ecx, 24
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 32x2 rectangle to 24x1
+// Produces three 8 byte values. For each 8 bytes, 16 bytes are read.
+// Then shuffled to do the scaling.
+
+// Register usage:
+// xmm0 src_row 0
+// xmm1 src_row 1
+// xmm2 shuf 0
+// xmm3 shuf 1
+// xmm4 shuf 2
+// xmm5 madd 0
+// xmm6 madd 1
+// xmm7 kRound34
+
+// Note that movdqa+palign may be better than movdqu.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown34_1_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_ptr
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_ptr
+ mov ecx, [esp + 4 + 16] // dst_width
+ movdqa xmm2, kShuf01
+ movdqa xmm3, kShuf11
+ movdqa xmm4, kShuf21
+ movdqa xmm5, kMadd01
+ movdqa xmm6, kMadd11
+ movdqa xmm7, kRound34
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax] // pixels 0..7
+ movdqa xmm1, [eax + esi]
+ pavgb xmm0, xmm1
+ pshufb xmm0, xmm2
+ pmaddubsw xmm0, xmm5
+ paddsw xmm0, xmm7
+ psrlw xmm0, 2
+ packuswb xmm0, xmm0
+ movq qword ptr [edx], xmm0
+ movdqu xmm0, [eax + 8] // pixels 8..15
+ movdqu xmm1, [eax + esi + 8]
+ pavgb xmm0, xmm1
+ pshufb xmm0, xmm3
+ pmaddubsw xmm0, xmm6
+ paddsw xmm0, xmm7
+ psrlw xmm0, 2
+ packuswb xmm0, xmm0
+ movq qword ptr [edx + 8], xmm0
+ movdqa xmm0, [eax + 16] // pixels 16..23
+ movdqa xmm1, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm1
+ pshufb xmm0, xmm4
+ movdqa xmm1, kMadd21
+ pmaddubsw xmm0, xmm1
+ paddsw xmm0, xmm7
+ psrlw xmm0, 2
+ packuswb xmm0, xmm0
+ sub ecx, 24
+ movq qword ptr [edx + 16], xmm0
+ lea edx, [edx + 24]
+ jg wloop
+
+ pop esi
+ ret
+ }
+}
+
+// Note that movdqa+palign may be better than movdqu.
+// Alignment requirement: src_ptr 16 byte aligned, dst_ptr 8 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown34_0_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_ptr
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_ptr
+ mov ecx, [esp + 4 + 16] // dst_width
+ movdqa xmm2, kShuf01
+ movdqa xmm3, kShuf11
+ movdqa xmm4, kShuf21
+ movdqa xmm5, kMadd01
+ movdqa xmm6, kMadd11
+ movdqa xmm7, kRound34
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax] // pixels 0..7
+ movdqa xmm1, [eax + esi]
+ pavgb xmm1, xmm0
+ pavgb xmm0, xmm1
+ pshufb xmm0, xmm2
+ pmaddubsw xmm0, xmm5
+ paddsw xmm0, xmm7
+ psrlw xmm0, 2
+ packuswb xmm0, xmm0
+ movq qword ptr [edx], xmm0
+ movdqu xmm0, [eax + 8] // pixels 8..15
+ movdqu xmm1, [eax + esi + 8]
+ pavgb xmm1, xmm0
+ pavgb xmm0, xmm1
+ pshufb xmm0, xmm3
+ pmaddubsw xmm0, xmm6
+ paddsw xmm0, xmm7
+ psrlw xmm0, 2
+ packuswb xmm0, xmm0
+ movq qword ptr [edx + 8], xmm0
+ movdqa xmm0, [eax + 16] // pixels 16..23
+ movdqa xmm1, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm1, xmm0
+ pavgb xmm0, xmm1
+ pshufb xmm0, xmm4
+ movdqa xmm1, kMadd21
+ pmaddubsw xmm0, xmm1
+ paddsw xmm0, xmm7
+ psrlw xmm0, 2
+ packuswb xmm0, xmm0
+ sub ecx, 24
+ movq qword ptr [edx + 16], xmm0
+ lea edx, [edx+24]
+ jg wloop
+
+ pop esi
+ ret
+ }
+}
+
+// 3/8 point sampler
+
+// Scale 32 pixels to 12
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown38_SSSE3(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_ptr
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_ptr
+ mov ecx, [esp + 16] // dst_width
+ movdqa xmm4, kShuf38a
+ movdqa xmm5, kShuf38b
+
+ align 4
+ xloop:
+ movdqa xmm0, [eax] // 16 pixels -> 0,1,2,3,4,5
+ movdqa xmm1, [eax + 16] // 16 pixels -> 6,7,8,9,10,11
+ lea eax, [eax + 32]
+ pshufb xmm0, xmm4
+ pshufb xmm1, xmm5
+ paddusb xmm0, xmm1
+
+ sub ecx, 12
+ movq qword ptr [edx], xmm0 // write 12 pixels
+ movhlps xmm1, xmm0
+ movd [edx + 8], xmm1
+ lea edx, [edx + 12]
+ jg xloop
+
+ ret
+ }
+}
+
+// Scale 16x3 pixels to 6x1 with interpolation
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown38_3_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_ptr
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_ptr
+ mov ecx, [esp + 4 + 16] // dst_width
+ movdqa xmm2, kShufAc
+ movdqa xmm3, kShufAc3
+ movdqa xmm4, kScaleAc33
+ pxor xmm5, xmm5
+
+ align 4
+ xloop:
+ movdqa xmm0, [eax] // sum up 3 rows into xmm0/1
+ movdqa xmm6, [eax + esi]
+ movhlps xmm1, xmm0
+ movhlps xmm7, xmm6
+ punpcklbw xmm0, xmm5
+ punpcklbw xmm1, xmm5
+ punpcklbw xmm6, xmm5
+ punpcklbw xmm7, xmm5
+ paddusw xmm0, xmm6
+ paddusw xmm1, xmm7
+ movdqa xmm6, [eax + esi * 2]
+ lea eax, [eax + 16]
+ movhlps xmm7, xmm6
+ punpcklbw xmm6, xmm5
+ punpcklbw xmm7, xmm5
+ paddusw xmm0, xmm6
+ paddusw xmm1, xmm7
+
+ movdqa xmm6, xmm0 // 8 pixels -> 0,1,2 of xmm6
+ psrldq xmm0, 2
+ paddusw xmm6, xmm0
+ psrldq xmm0, 2
+ paddusw xmm6, xmm0
+ pshufb xmm6, xmm2
+
+ movdqa xmm7, xmm1 // 8 pixels -> 3,4,5 of xmm6
+ psrldq xmm1, 2
+ paddusw xmm7, xmm1
+ psrldq xmm1, 2
+ paddusw xmm7, xmm1
+ pshufb xmm7, xmm3
+ paddusw xmm6, xmm7
+
+ pmulhuw xmm6, xmm4 // divide by 9,9,6, 9,9,6
+ packuswb xmm6, xmm6
+
+ sub ecx, 6
+ movd [edx], xmm6 // write 6 pixels
+ psrlq xmm6, 16
+ movd [edx + 2], xmm6
+ lea edx, [edx + 6]
+ jg xloop
+
+ pop esi
+ ret
+ }
+}
+
+// Scale 16x2 pixels to 6x1 with interpolation
+__declspec(naked) __declspec(align(16))
+void ScaleRowDown38_2_Box_SSSE3(const uint8* src_ptr,
+ ptrdiff_t src_stride,
+ uint8* dst_ptr, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_ptr
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_ptr
+ mov ecx, [esp + 4 + 16] // dst_width
+ movdqa xmm2, kShufAb0
+ movdqa xmm3, kShufAb1
+ movdqa xmm4, kShufAb2
+ movdqa xmm5, kScaleAb2
+
+ align 4
+ xloop:
+ movdqa xmm0, [eax] // average 2 rows into xmm0
+ pavgb xmm0, [eax + esi]
+ lea eax, [eax + 16]
+
+ movdqa xmm1, xmm0 // 16 pixels -> 0,1,2,3,4,5 of xmm1
+ pshufb xmm1, xmm2
+ movdqa xmm6, xmm0
+ pshufb xmm6, xmm3
+ paddusw xmm1, xmm6
+ pshufb xmm0, xmm4
+ paddusw xmm1, xmm0
+
+ pmulhuw xmm1, xmm5 // divide by 3,3,2, 3,3,2
+ packuswb xmm1, xmm1
+
+ sub ecx, 6
+ movd [edx], xmm1 // write 6 pixels
+ psrlq xmm1, 16
+ movd [edx + 2], xmm1
+ lea edx, [edx + 6]
+ jg xloop
+
+ pop esi
+ ret
+ }
+}
+
+// Reads 16xN bytes and produces 16 shorts at a time.
+// TODO(fbarchard): Make this handle 4xN bytes for any width ARGB.
+__declspec(naked) __declspec(align(16))
+void ScaleAddRows_SSE2(const uint8* src_ptr, ptrdiff_t src_stride,
+ uint16* dst_ptr, int src_width,
+ int src_height) {+ __asm {+ push esi
+ push edi
+ push ebx
+ push ebp
+ mov esi, [esp + 16 + 4] // src_ptr
+ mov edx, [esp + 16 + 8] // src_stride
+ mov edi, [esp + 16 + 12] // dst_ptr
+ mov ecx, [esp + 16 + 16] // dst_width
+ mov ebx, [esp + 16 + 20] // height
+ pxor xmm4, xmm4
+ dec ebx
+
+ align 4
+ xloop:
+ // first row
+ movdqa xmm0, [esi]
+ lea eax, [esi + edx]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm4
+ punpckhbw xmm1, xmm4
+ lea esi, [esi + 16]
+ mov ebp, ebx
+ test ebp, ebp
+ je ydone
+
+ // sum remaining rows
+ align 4
+ yloop:
+ movdqa xmm2, [eax] // read 16 pixels
+ lea eax, [eax + edx] // advance to next row
+ movdqa xmm3, xmm2
+ punpcklbw xmm2, xmm4
+ punpckhbw xmm3, xmm4
+ paddusw xmm0, xmm2 // sum 16 words
+ paddusw xmm1, xmm3
+ sub ebp, 1
+ jg yloop
+
+ align 4
+ ydone:
+ movdqa [edi], xmm0
+ movdqa [edi + 16], xmm1
+ lea edi, [edi + 32]
+
+ sub ecx, 16
+ jg xloop
+
+ pop ebp
+ pop ebx
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// Bilinear column filtering. SSSE3 version.
+// TODO(fbarchard): Port to Neon
+// TODO(fbarchard): Switch the following:
+// xor ebx, ebx
+// mov bx, word ptr [esi + eax] // 2 source x0 pixels
+// To
+// movzx ebx, word ptr [esi + eax] // 2 source x0 pixels
+// when drmemory bug fixed.
+// https://code.google.com/p/drmemory/issues/detail?id=1396
+
+__declspec(naked) __declspec(align(16))
+void ScaleFilterCols_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ __asm {+ push ebx
+ push esi
+ push edi
+ mov edi, [esp + 12 + 4] // dst_ptr
+ mov esi, [esp + 12 + 8] // src_ptr
+ mov ecx, [esp + 12 + 12] // dst_width
+ movd xmm2, [esp + 12 + 16] // x
+ movd xmm3, [esp + 12 + 20] // dx
+ mov eax, 0x04040000 // shuffle to line up fractions with pixel.
+ movd xmm5, eax
+ pcmpeqb xmm6, xmm6 // generate 0x007f for inverting fraction.
+ psrlw xmm6, 9
+ pextrw eax, xmm2, 1 // get x0 integer. preroll
+ sub ecx, 2
+ jl xloop29
+
+ movdqa xmm0, xmm2 // x1 = x0 + dx
+ paddd xmm0, xmm3
+ punpckldq xmm2, xmm0 // x0 x1
+ punpckldq xmm3, xmm3 // dx dx
+ paddd xmm3, xmm3 // dx * 2, dx * 2
+ pextrw edx, xmm2, 3 // get x1 integer. preroll
+
+ // 2 Pixel loop.
+ align 4
+ xloop2:
+ movdqa xmm1, xmm2 // x0, x1 fractions.
+ paddd xmm2, xmm3 // x += dx
+ movzx ebx, word ptr [esi + eax] // 2 source x0 pixels
+ movd xmm0, ebx
+ psrlw xmm1, 9 // 7 bit fractions.
+ movzx ebx, word ptr [esi + edx] // 2 source x1 pixels
+ movd xmm4, ebx
+ pshufb xmm1, xmm5 // 0011
+ punpcklwd xmm0, xmm4
+ pxor xmm1, xmm6 // 0..7f and 7f..0
+ pmaddubsw xmm0, xmm1 // 16 bit, 2 pixels.
+ pextrw eax, xmm2, 1 // get x0 integer. next iteration.
+ pextrw edx, xmm2, 3 // get x1 integer. next iteration.
+ psrlw xmm0, 7 // 8.7 fixed point to low 8 bits.
+ packuswb xmm0, xmm0 // 8 bits, 2 pixels.
+ movd ebx, xmm0
+ mov [edi], bx
+ lea edi, [edi + 2]
+ sub ecx, 2 // 2 pixels
+ jge xloop2
+
+ align 4
+ xloop29:
+
+ add ecx, 2 - 1
+ jl xloop99
+
+ // 1 pixel remainder
+ movzx ebx, word ptr [esi + eax] // 2 source x0 pixels
+ movd xmm0, ebx
+ psrlw xmm2, 9 // 7 bit fractions.
+ pshufb xmm2, xmm5 // 0011
+ pxor xmm2, xmm6 // 0..7f and 7f..0
+ pmaddubsw xmm0, xmm2 // 16 bit
+ psrlw xmm0, 7 // 8.7 fixed point to low 8 bits.
+ packuswb xmm0, xmm0 // 8 bits
+ movd ebx, xmm0
+ mov [edi], bl
+
+ align 4
+ xloop99:
+
+ pop edi
+ pop esi
+ pop ebx
+ ret
+ }
+}
+
+// Reads 16 pixels, duplicates them and writes 32 pixels.
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleColsUp2_SSE2(uint8* dst_ptr, const uint8* src_ptr,
+ int dst_width, int x, int dx) {+ __asm {+ mov edx, [esp + 4] // dst_ptr
+ mov eax, [esp + 8] // src_ptr
+ mov ecx, [esp + 12] // dst_width
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpcklbw xmm0, xmm0
+ punpckhbw xmm1, xmm1
+ sub ecx, 32
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ jg wloop
+
+ ret
+ }
+}
+
+// Reads 8 pixels, throws half away and writes 4 even pixels (0, 2, 4, 6)
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBRowDown2_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_argb
+ mov ecx, [esp + 16] // dst_width
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ shufps xmm0, xmm1, 0xdd
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 8x1 rectangle to 4x1.
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBRowDown2Linear_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ __asm {+ mov eax, [esp + 4] // src_argb
+ // src_stride ignored
+ mov edx, [esp + 12] // dst_argb
+ mov ecx, [esp + 16] // dst_width
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ lea eax, [eax + 32]
+ movdqa xmm2, xmm0
+ shufps xmm0, xmm1, 0x88 // even pixels
+ shufps xmm2, xmm1, 0xdd // odd pixels
+ pavgb xmm0, xmm2
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ ret
+ }
+}
+
+// Blends 8x2 rectangle to 4x1.
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBRowDown2Box_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ uint8* dst_argb, int dst_width) {+ __asm {+ push esi
+ mov eax, [esp + 4 + 4] // src_argb
+ mov esi, [esp + 4 + 8] // src_stride
+ mov edx, [esp + 4 + 12] // dst_argb
+ mov ecx, [esp + 4 + 16] // dst_width
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ movdqa xmm1, [eax + 16]
+ movdqa xmm2, [eax + esi]
+ movdqa xmm3, [eax + esi + 16]
+ lea eax, [eax + 32]
+ pavgb xmm0, xmm2 // average rows
+ pavgb xmm1, xmm3
+ movdqa xmm2, xmm0 // average columns (8 to 4 pixels)
+ shufps xmm0, xmm1, 0x88 // even pixels
+ shufps xmm2, xmm1, 0xdd // odd pixels
+ pavgb xmm0, xmm2
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ pop esi
+ ret
+ }
+}
+
+// Reads 4 pixels at a time.
+// Alignment requirement: dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBRowDownEven_SSE2(const uint8* src_argb, ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width) {+ __asm {+ push ebx
+ push edi
+ mov eax, [esp + 8 + 4] // src_argb
+ // src_stride ignored
+ mov ebx, [esp + 8 + 12] // src_stepx
+ mov edx, [esp + 8 + 16] // dst_argb
+ mov ecx, [esp + 8 + 20] // dst_width
+ lea ebx, [ebx * 4]
+ lea edi, [ebx + ebx * 2]
+
+ align 4
+ wloop:
+ movd xmm0, [eax]
+ movd xmm1, [eax + ebx]
+ punpckldq xmm0, xmm1
+ movd xmm2, [eax + ebx * 2]
+ movd xmm3, [eax + edi]
+ lea eax, [eax + ebx * 4]
+ punpckldq xmm2, xmm3
+ punpcklqdq xmm0, xmm2
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ pop edi
+ pop ebx
+ ret
+ }
+}
+
+// Blends four 2x2 to 4x1.
+// Alignment requirement: dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBRowDownEvenBox_SSE2(const uint8* src_argb,
+ ptrdiff_t src_stride,
+ int src_stepx,
+ uint8* dst_argb, int dst_width) {+ __asm {+ push ebx
+ push esi
+ push edi
+ mov eax, [esp + 12 + 4] // src_argb
+ mov esi, [esp + 12 + 8] // src_stride
+ mov ebx, [esp + 12 + 12] // src_stepx
+ mov edx, [esp + 12 + 16] // dst_argb
+ mov ecx, [esp + 12 + 20] // dst_width
+ lea esi, [eax + esi] // row1 pointer
+ lea ebx, [ebx * 4]
+ lea edi, [ebx + ebx * 2]
+
+ align 4
+ wloop:
+ movq xmm0, qword ptr [eax] // row0 4 pairs
+ movhps xmm0, qword ptr [eax + ebx]
+ movq xmm1, qword ptr [eax + ebx * 2]
+ movhps xmm1, qword ptr [eax + edi]
+ lea eax, [eax + ebx * 4]
+ movq xmm2, qword ptr [esi] // row1 4 pairs
+ movhps xmm2, qword ptr [esi + ebx]
+ movq xmm3, qword ptr [esi + ebx * 2]
+ movhps xmm3, qword ptr [esi + edi]
+ lea esi, [esi + ebx * 4]
+ pavgb xmm0, xmm2 // average rows
+ pavgb xmm1, xmm3
+ movdqa xmm2, xmm0 // average columns (8 to 4 pixels)
+ shufps xmm0, xmm1, 0x88 // even pixels
+ shufps xmm2, xmm1, 0xdd // odd pixels
+ pavgb xmm0, xmm2
+ sub ecx, 4
+ movdqa [edx], xmm0
+ lea edx, [edx + 16]
+ jg wloop
+
+ pop edi
+ pop esi
+ pop ebx
+ ret
+ }
+}
+
+// Column scaling unfiltered. SSE2 version.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBCols_SSE2(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ __asm {+ push edi
+ push esi
+ mov edi, [esp + 8 + 4] // dst_argb
+ mov esi, [esp + 8 + 8] // src_argb
+ mov ecx, [esp + 8 + 12] // dst_width
+ movd xmm2, [esp + 8 + 16] // x
+ movd xmm3, [esp + 8 + 20] // dx
+
+ pshufd xmm2, xmm2, 0 // x0 x0 x0 x0
+ pshufd xmm0, xmm3, 0x11 // dx 0 dx 0
+ paddd xmm2, xmm0
+ paddd xmm3, xmm3 // 0, 0, 0, dx * 2
+ pshufd xmm0, xmm3, 0x05 // dx * 2, dx * 2, 0, 0
+ paddd xmm2, xmm0 // x3 x2 x1 x0
+ paddd xmm3, xmm3 // 0, 0, 0, dx * 4
+ pshufd xmm3, xmm3, 0 // dx * 4, dx * 4, dx * 4, dx * 4
+
+ pextrw eax, xmm2, 1 // get x0 integer.
+ pextrw edx, xmm2, 3 // get x1 integer.
+
+ cmp ecx, 0
+ jle xloop99
+ sub ecx, 4
+ jl xloop49
+
+ // 4 Pixel loop.
+ align 4
+ xloop4:
+ movd xmm0, [esi + eax * 4] // 1 source x0 pixels
+ movd xmm1, [esi + edx * 4] // 1 source x1 pixels
+ pextrw eax, xmm2, 5 // get x2 integer.
+ pextrw edx, xmm2, 7 // get x3 integer.
+ paddd xmm2, xmm3 // x += dx
+ punpckldq xmm0, xmm1 // x0 x1
+
+ movd xmm1, [esi + eax * 4] // 1 source x2 pixels
+ movd xmm4, [esi + edx * 4] // 1 source x3 pixels
+ pextrw eax, xmm2, 1 // get x0 integer. next iteration.
+ pextrw edx, xmm2, 3 // get x1 integer. next iteration.
+ punpckldq xmm1, xmm4 // x2 x3
+ punpcklqdq xmm0, xmm1 // x0 x1 x2 x3
+ sub ecx, 4 // 4 pixels
+ movdqu [edi], xmm0
+ lea edi, [edi + 16]
+ jge xloop4
+
+ align 4
+ xloop49:
+ test ecx, 2
+ je xloop29
+
+ // 2 Pixels.
+ movd xmm0, [esi + eax * 4] // 1 source x0 pixels
+ movd xmm1, [esi + edx * 4] // 1 source x1 pixels
+ pextrw eax, xmm2, 5 // get x2 integer.
+ punpckldq xmm0, xmm1 // x0 x1
+
+ movq qword ptr [edi], xmm0
+ lea edi, [edi + 8]
+
+ xloop29:
+ test ecx, 1
+ je xloop99
+
+ // 1 Pixels.
+ movd xmm0, [esi + eax * 4] // 1 source x2 pixels
+ movd dword ptr [edi], xmm0
+ align 4
+ xloop99:
+
+ pop esi
+ pop edi
+ ret
+ }
+}
+
+// Bilinear row filtering combines 2x1 -> 1x1. SSSE3 version.
+// TODO(fbarchard): Port to Neon
+
+// Shuffle table for arranging 2 pixels into pairs for pmaddubsw
+static uvec8 kShuffleColARGB = {+ 0u, 4u, 1u, 5u, 2u, 6u, 3u, 7u, // bbggrraa 1st pixel
+ 8u, 12u, 9u, 13u, 10u, 14u, 11u, 15u // bbggrraa 2nd pixel
+};
+
+// Shuffle table for duplicating 2 fractions into 8 bytes each
+static uvec8 kShuffleFractions = {+ 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 4u, 4u, 4u, 4u, 4u, 4u, 4u, 4u,
+};
+
+__declspec(naked) __declspec(align(16))
+void ScaleARGBFilterCols_SSSE3(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ __asm {+ push esi
+ push edi
+ mov edi, [esp + 8 + 4] // dst_argb
+ mov esi, [esp + 8 + 8] // src_argb
+ mov ecx, [esp + 8 + 12] // dst_width
+ movd xmm2, [esp + 8 + 16] // x
+ movd xmm3, [esp + 8 + 20] // dx
+ movdqa xmm4, kShuffleColARGB
+ movdqa xmm5, kShuffleFractions
+ pcmpeqb xmm6, xmm6 // generate 0x007f for inverting fraction.
+ psrlw xmm6, 9
+ pextrw eax, xmm2, 1 // get x0 integer. preroll
+ sub ecx, 2
+ jl xloop29
+
+ movdqa xmm0, xmm2 // x1 = x0 + dx
+ paddd xmm0, xmm3
+ punpckldq xmm2, xmm0 // x0 x1
+ punpckldq xmm3, xmm3 // dx dx
+ paddd xmm3, xmm3 // dx * 2, dx * 2
+ pextrw edx, xmm2, 3 // get x1 integer. preroll
+
+ // 2 Pixel loop.
+ align 4
+ xloop2:
+ movdqa xmm1, xmm2 // x0, x1 fractions.
+ paddd xmm2, xmm3 // x += dx
+ movq xmm0, qword ptr [esi + eax * 4] // 2 source x0 pixels
+ psrlw xmm1, 9 // 7 bit fractions.
+ movhps xmm0, qword ptr [esi + edx * 4] // 2 source x1 pixels
+ pshufb xmm1, xmm5 // 0000000011111111
+ pshufb xmm0, xmm4 // arrange pixels into pairs
+ pxor xmm1, xmm6 // 0..7f and 7f..0
+ pmaddubsw xmm0, xmm1 // argb_argb 16 bit, 2 pixels.
+ pextrw eax, xmm2, 1 // get x0 integer. next iteration.
+ pextrw edx, xmm2, 3 // get x1 integer. next iteration.
+ psrlw xmm0, 7 // argb 8.7 fixed point to low 8 bits.
+ packuswb xmm0, xmm0 // argb_argb 8 bits, 2 pixels.
+ movq qword ptr [edi], xmm0
+ lea edi, [edi + 8]
+ sub ecx, 2 // 2 pixels
+ jge xloop2
+
+ align 4
+ xloop29:
+
+ add ecx, 2 - 1
+ jl xloop99
+
+ // 1 pixel remainder
+ psrlw xmm2, 9 // 7 bit fractions.
+ movq xmm0, qword ptr [esi + eax * 4] // 2 source x0 pixels
+ pshufb xmm2, xmm5 // 00000000
+ pshufb xmm0, xmm4 // arrange pixels into pairs
+ pxor xmm2, xmm6 // 0..7f and 7f..0
+ pmaddubsw xmm0, xmm2 // argb 16 bit, 1 pixel.
+ psrlw xmm0, 7
+ packuswb xmm0, xmm0 // argb 8 bits, 1 pixel.
+ movd [edi], xmm0
+
+ align 4
+ xloop99:
+
+ pop edi
+ pop esi
+ ret
+ }
+}
+
+// Reads 4 pixels, duplicates them and writes 8 pixels.
+// Alignment requirement: src_argb 16 byte aligned, dst_argb 16 byte aligned.
+__declspec(naked) __declspec(align(16))
+void ScaleARGBColsUp2_SSE2(uint8* dst_argb, const uint8* src_argb,
+ int dst_width, int x, int dx) {+ __asm {+ mov edx, [esp + 4] // dst_argb
+ mov eax, [esp + 8] // src_argb
+ mov ecx, [esp + 12] // dst_width
+
+ align 4
+ wloop:
+ movdqa xmm0, [eax]
+ lea eax, [eax + 16]
+ movdqa xmm1, xmm0
+ punpckldq xmm0, xmm0
+ punpckhdq xmm1, xmm1
+ sub ecx, 8
+ movdqa [edx], xmm0
+ movdqa [edx + 16], xmm1
+ lea edx, [edx + 32]
+ jg wloop
+
+ ret
+ }
+}
+
+// Divide num by div and return as 16.16 fixed point result.
+__declspec(naked) __declspec(align(16))
+int FixedDiv_X86(int num, int div) {+ __asm {+ mov eax, [esp + 4] // num
+ cdq // extend num to 64 bits
+ shld edx, eax, 16 // 32.16
+ shl eax, 16
+ idiv dword ptr [esp + 8]
+ ret
+ }
+}
+
+// Divide num by div and return as 16.16 fixed point result.
+__declspec(naked) __declspec(align(16))
+int FixedDiv1_X86(int num, int div) {+ __asm {+ mov eax, [esp + 4] // num
+ mov ecx, [esp + 8] // denom
+ cdq // extend num to 64 bits
+ shld edx, eax, 16 // 32.16
+ shl eax, 16
+ sub eax, 0x00010001
+ sbb edx, 0
+ sub ecx, 1
+ idiv ecx
+ ret
+ }
+}
+
+#endif // !defined(LIBYUV_DISABLE_X86) && defined(_M_IX86) && defined(_MSC_VER)
+
+#ifdef __cplusplus
+} // extern "C"
+} // namespace libyuv
+#endif
--- a/vpxdec.c
+++ b/vpxdec.c
@@ -873,8 +873,16 @@
}
if (img->d_w != scaled_img->d_w || img->d_h != scaled_img->d_h) {+#if CONFIG_LIBYUV
vpx_image_scale(img, scaled_img, kFilterBox);
img = scaled_img;
+#else
+ fprintf(stderr, "Failed to scale output frame: %s.\n"
+ "Scaling is disabled in this configuration. "
+ "To enable scaling, configure with --enable-libyuv\n",
+ vpx_codec_error(&decoder));
+ return EXIT_FAILURE;
+#endif
}
}
--- a/vpxenc.c
+++ b/vpxenc.c
@@ -1268,6 +1268,7 @@
fprintf(stderr, "%s can only scale 4:2:0 8bpp inputs\n", exec_name);
exit(EXIT_FAILURE);
}
+#if CONFIG_LIBYUV
if (!stream->img)
stream->img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420,
cfg->g_w, cfg->g_h, 16);
@@ -1283,8 +1284,15 @@
stream->img->stride[VPX_PLANE_V],
stream->img->d_w, stream->img->d_h,
kFilterBox);
-
img = stream->img;
+#else
+ stream->encoder.err = 1;
+ ctx_exit_on_error(&stream->encoder,
+ "Stream %d: Failed to encode frame.\n"
+ "Scaling disabled in this configuration. \n"
+ "To enable, configure with --enable-libyuv\n",
+ stream->index);
+#endif
}
vpx_usec_timer_start(&timer);
--
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