ref: 3f6f7289aaa5b91a16fab20702e536149c8c3f0c
parent: a0306ea660b2a35d09645e6d3e98d786614a874d
author: Jim Bankoski <jimbankoski@google.com>
date: Tue Mar 8 04:05:18 EST 2011
vp8cx- alternate ssim function with optimizations Change-Id: I91921b0a90dbaddc7010380b038955be347964b3
--- a/vp8/encoder/generic/csystemdependent.c
+++ b/vp8/encoder/generic/csystemdependent.c
@@ -103,6 +103,10 @@
// Pure C:
vp8_yv12_copy_partial_frame_ptr = vp8_yv12_copy_partial_frame;
+#if CONFIG_PSNR
+ cpi->rtcd.variance.ssimpf_8x8 = ssim_parms_8x8_c;
+ cpi->rtcd.variance.ssimpf = ssim_parms_c;
+#endif
#if ARCH_X86 || ARCH_X86_64
vp8_arch_x86_encoder_init(cpi);
--- a/vp8/encoder/onyx_if.c
+++ b/vp8/encoder/onyx_if.c
@@ -86,9 +86,11 @@
YV12_BUFFER_CONFIG *source,
YV12_BUFFER_CONFIG *dest,
int lumamask,
- double *weight
+ double *weight,
+ const vp8_variance_rtcd_vtable_t *rtcd
);
+
extern double vp8_calc_ssimg
(
YV12_BUFFER_CONFIG *source,
@@ -5133,8 +5135,12 @@
vp8_deblock(cm->frame_to_show, &cm->post_proc_buffer, cm->filter_level * 10 / 6, 1, 0, IF_RTCD(&cm->rtcd.postproc));
vp8_clear_system_state();
- frame_psnr2 = vp8_calc_psnr(cpi->Source, &cm->post_proc_buffer, &y2, &u2, &v2, &sq_error);
- frame_ssim2 = vp8_calc_ssim(cpi->Source, &cm->post_proc_buffer, 1, &weight);
+ frame_psnr2 = vp8_calc_psnr(cpi->Source,
+ &cm->post_proc_buffer, &y2, &u2, &v2, &sq_error);
+
+ frame_ssim2 = vp8_calc_ssim(cpi->Source,
+ &cm->post_proc_buffer, 1, &weight,
+ IF_RTCD(&cpi->rtcd.variance));
cpi->summed_quality += frame_ssim2 * weight;
cpi->summed_weights += weight;
--- a/vp8/encoder/ssim.c
+++ b/vp8/encoder/ssim.c
@@ -11,298 +11,13 @@
#include "vpx_scale/yv12config.h"
#include "math.h"
+#include "onyx_int.h"
-#define C1 (float)(64 * 64 * 0.01*255*0.01*255)
-#define C2 (float)(64 * 64 * 0.03*255*0.03*255)
-
-static int width_y;
-static int height_y;
-static int height_uv;
-static int width_uv;
-static int stride_uv;
-static int stride;
-static int lumimask;
-static int luminance;
-static double plane_summed_weights = 0;
-
-static short img12_sum_block[8*4096*4096*2] ;
-
-static short img1_sum[8*4096*2];
-static short img2_sum[8*4096*2];
-static int img1_sq_sum[8*4096*2];
-static int img2_sq_sum[8*4096*2];
-static int img12_mul_sum[8*4096*2];
-
-
-double vp8_similarity
-(
- int mu_x,
- int mu_y,
- int pre_mu_x2,
- int pre_mu_y2,
- int pre_mu_xy2
-)
-{- int mu_x2, mu_y2, mu_xy, theta_x2, theta_y2, theta_xy;
-
- mu_x2 = mu_x * mu_x;
- mu_y2 = mu_y * mu_y;
- mu_xy = mu_x * mu_y;
-
- theta_x2 = 64 * pre_mu_x2 - mu_x2;
- theta_y2 = 64 * pre_mu_y2 - mu_y2;
- theta_xy = 64 * pre_mu_xy2 - mu_xy;
-
- return (2 * mu_xy + C1) * (2 * theta_xy + C2) / ((mu_x2 + mu_y2 + C1) * (theta_x2 + theta_y2 + C2));
-}
-
-double vp8_ssim
-(
- const unsigned char *img1,
- const unsigned char *img2,
- int stride_img1,
- int stride_img2,
- int width,
- int height
-)
-{- int x, y, x2, y2, img1_block, img2_block, img1_sq_block, img2_sq_block, img12_mul_block, temp;
-
- double plane_quality, weight, mean;
-
- short *img1_sum_ptr1, *img1_sum_ptr2;
- short *img2_sum_ptr1, *img2_sum_ptr2;
- int *img1_sq_sum_ptr1, *img1_sq_sum_ptr2;
- int *img2_sq_sum_ptr1, *img2_sq_sum_ptr2;
- int *img12_mul_sum_ptr1, *img12_mul_sum_ptr2;
-
- plane_quality = 0;
-
- if (lumimask)
- plane_summed_weights = 0.0f;
- else
- plane_summed_weights = (height - 7) * (width - 7);
-
- //some prologue for the main loop
- temp = 8 * width;
-
- img1_sum_ptr1 = img1_sum + temp;
- img2_sum_ptr1 = img2_sum + temp;
- img1_sq_sum_ptr1 = img1_sq_sum + temp;
- img2_sq_sum_ptr1 = img2_sq_sum + temp;
- img12_mul_sum_ptr1 = img12_mul_sum + temp;
-
- for (x = 0; x < width; x++)
- {- img1_sum[x] = img1[x];
- img2_sum[x] = img2[x];
- img1_sq_sum[x] = img1[x] * img1[x];
- img2_sq_sum[x] = img2[x] * img2[x];
- img12_mul_sum[x] = img1[x] * img2[x];
-
- img1_sum_ptr1[x] = 0;
- img2_sum_ptr1[x] = 0;
- img1_sq_sum_ptr1[x] = 0;
- img2_sq_sum_ptr1[x] = 0;
- img12_mul_sum_ptr1[x] = 0;
- }
-
- //the main loop
- for (y = 1; y < height; y++)
- {- img1 += stride_img1;
- img2 += stride_img2;
-
- temp = (y - 1) % 9 * width;
-
- img1_sum_ptr1 = img1_sum + temp;
- img2_sum_ptr1 = img2_sum + temp;
- img1_sq_sum_ptr1 = img1_sq_sum + temp;
- img2_sq_sum_ptr1 = img2_sq_sum + temp;
- img12_mul_sum_ptr1 = img12_mul_sum + temp;
-
- temp = y % 9 * width;
-
- img1_sum_ptr2 = img1_sum + temp;
- img2_sum_ptr2 = img2_sum + temp;
- img1_sq_sum_ptr2 = img1_sq_sum + temp;
- img2_sq_sum_ptr2 = img2_sq_sum + temp;
- img12_mul_sum_ptr2 = img12_mul_sum + temp;
-
- for (x = 0; x < width; x++)
- {- img1_sum_ptr2[x] = img1_sum_ptr1[x] + img1[x];
- img2_sum_ptr2[x] = img2_sum_ptr1[x] + img2[x];
- img1_sq_sum_ptr2[x] = img1_sq_sum_ptr1[x] + img1[x] * img1[x];
- img2_sq_sum_ptr2[x] = img2_sq_sum_ptr1[x] + img2[x] * img2[x];
- img12_mul_sum_ptr2[x] = img12_mul_sum_ptr1[x] + img1[x] * img2[x];
- }
-
- if (y > 6)
- {- //calculate the sum of the last 8 lines by subtracting the total sum of 8 lines back from the present sum
- temp = (y + 1) % 9 * width;
-
- img1_sum_ptr1 = img1_sum + temp;
- img2_sum_ptr1 = img2_sum + temp;
- img1_sq_sum_ptr1 = img1_sq_sum + temp;
- img2_sq_sum_ptr1 = img2_sq_sum + temp;
- img12_mul_sum_ptr1 = img12_mul_sum + temp;
-
- for (x = 0; x < width; x++)
- {- img1_sum_ptr1[x] = img1_sum_ptr2[x] - img1_sum_ptr1[x];
- img2_sum_ptr1[x] = img2_sum_ptr2[x] - img2_sum_ptr1[x];
- img1_sq_sum_ptr1[x] = img1_sq_sum_ptr2[x] - img1_sq_sum_ptr1[x];
- img2_sq_sum_ptr1[x] = img2_sq_sum_ptr2[x] - img2_sq_sum_ptr1[x];
- img12_mul_sum_ptr1[x] = img12_mul_sum_ptr2[x] - img12_mul_sum_ptr1[x];
- }
-
- //here we calculate the sum over the 8x8 block of pixels
- //this is done by sliding a window across the column sums for the last 8 lines
- //each time adding the new column sum, and subtracting the one which fell out of the window
- img1_block = 0;
- img2_block = 0;
- img1_sq_block = 0;
- img2_sq_block = 0;
- img12_mul_block = 0;
-
- //prologue, and calculation of simularity measure from the first 8 column sums
- for (x = 0; x < 8; x++)
- {- img1_block += img1_sum_ptr1[x];
- img2_block += img2_sum_ptr1[x];
- img1_sq_block += img1_sq_sum_ptr1[x];
- img2_sq_block += img2_sq_sum_ptr1[x];
- img12_mul_block += img12_mul_sum_ptr1[x];
- }
-
- if (lumimask)
- {- y2 = y - 7;
- x2 = 0;
-
- if (luminance)
- {- mean = (img2_block + img1_block) / 128.0f;
-
- if (!(y2 % 2 || x2 % 2))
- *(img12_sum_block + y2 / 2 * width_uv + x2 / 2) = img2_block + img1_block;
- }
- else
- {- mean = *(img12_sum_block + y2 * width_uv + x2);
- mean += *(img12_sum_block + y2 * width_uv + x2 + 4);
- mean += *(img12_sum_block + (y2 + 4) * width_uv + x2);
- mean += *(img12_sum_block + (y2 + 4) * width_uv + x2 + 4);
-
- mean /= 512.0f;
- }
-
- weight = mean < 40 ? 0.0f :
- (mean < 50 ? (mean - 40.0f) / 10.0f : 1.0f);
- plane_summed_weights += weight;
-
- plane_quality += weight * vp8_similarity(img1_block, img2_block, img1_sq_block, img2_sq_block, img12_mul_block);
- }
- else
- plane_quality += vp8_similarity(img1_block, img2_block, img1_sq_block, img2_sq_block, img12_mul_block);
-
- //and for the rest
- for (x = 8; x < width; x++)
- {- img1_block = img1_block + img1_sum_ptr1[x] - img1_sum_ptr1[x - 8];
- img2_block = img2_block + img2_sum_ptr1[x] - img2_sum_ptr1[x - 8];
- img1_sq_block = img1_sq_block + img1_sq_sum_ptr1[x] - img1_sq_sum_ptr1[x - 8];
- img2_sq_block = img2_sq_block + img2_sq_sum_ptr1[x] - img2_sq_sum_ptr1[x - 8];
- img12_mul_block = img12_mul_block + img12_mul_sum_ptr1[x] - img12_mul_sum_ptr1[x - 8];
-
- if (lumimask)
- {- y2 = y - 7;
- x2 = x - 7;
-
- if (luminance)
- {- mean = (img2_block + img1_block) / 128.0f;
-
- if (!(y2 % 2 || x2 % 2))
- *(img12_sum_block + y2 / 2 * width_uv + x2 / 2) = img2_block + img1_block;
- }
- else
- {- mean = *(img12_sum_block + y2 * width_uv + x2);
- mean += *(img12_sum_block + y2 * width_uv + x2 + 4);
- mean += *(img12_sum_block + (y2 + 4) * width_uv + x2);
- mean += *(img12_sum_block + (y2 + 4) * width_uv + x2 + 4);
-
- mean /= 512.0f;
- }
-
- weight = mean < 40 ? 0.0f :
- (mean < 50 ? (mean - 40.0f) / 10.0f : 1.0f);
- plane_summed_weights += weight;
-
- plane_quality += weight * vp8_similarity(img1_block, img2_block, img1_sq_block, img2_sq_block, img12_mul_block);
- }
- else
- plane_quality += vp8_similarity(img1_block, img2_block, img1_sq_block, img2_sq_block, img12_mul_block);
- }
- }
- }
-
- if (plane_summed_weights == 0)
- return 1.0f;
- else
- return plane_quality / plane_summed_weights;
-}
-
-double vp8_calc_ssim
-(
- YV12_BUFFER_CONFIG *source,
- YV12_BUFFER_CONFIG *dest,
- int lumamask,
- double *weight
-)
-{- double a, b, c;
- double frame_weight;
- double ssimv;
-
- width_y = source->y_width;
- height_y = source->y_height;
- height_uv = source->uv_height;
- width_uv = source->uv_width;
- stride_uv = dest->uv_stride;
- stride = dest->y_stride;
-
- lumimask = lumamask;
-
- luminance = 1;
- a = vp8_ssim(source->y_buffer, dest->y_buffer,
- source->y_stride, dest->y_stride, source->y_width, source->y_height);
- luminance = 0;
-
- frame_weight = plane_summed_weights / ((width_y - 7) * (height_y - 7));
-
- if (frame_weight == 0)
- a = b = c = 1.0f;
- else
- {- b = vp8_ssim(source->u_buffer, dest->u_buffer,
- source->uv_stride, dest->uv_stride, source->uv_width, source->uv_height);
-
- c = vp8_ssim(source->v_buffer, dest->v_buffer,
- source->uv_stride, dest->uv_stride, source->uv_width, source->uv_height);
- }
-
- ssimv = a * .8 + .1 * (b + c);
-
- *weight = frame_weight;
-
- return ssimv;
-}
-
+#if CONFIG_RUNTIME_CPU_DETECT
+#define IF_RTCD(x) (x)
+#else
+#define IF_RTCD(x) NULL
+#endif
// Google version of SSIM
// SSIM
#define KERNEL 3
@@ -519,4 +234,175 @@
*ssim_u /= uvsize;
*ssim_v /= uvsize;
return ssim_all;
+}
+
+
+void ssim_parms_c
+(
+ unsigned char *s,
+ int sp,
+ unsigned char *r,
+ int rp,
+ unsigned long *sum_s,
+ unsigned long *sum_r,
+ unsigned long *sum_sq_s,
+ unsigned long *sum_sq_r,
+ unsigned long *sum_sxr
+)
+{+ int i,j;
+ for(i=0;i<16;i++,s+=sp,r+=rp)
+ {+ for(j=0;j<16;j++)
+ {+ *sum_s += s[j];
+ *sum_r += r[j];
+ *sum_sq_s += s[j] * s[j];
+ *sum_sq_r += r[j] * r[j];
+ *sum_sxr += s[j] * r[j];
+ }
+ }
+}
+void ssim_parms_8x8_c
+(
+ unsigned char *s,
+ int sp,
+ unsigned char *r,
+ int rp,
+ unsigned long *sum_s,
+ unsigned long *sum_r,
+ unsigned long *sum_sq_s,
+ unsigned long *sum_sq_r,
+ unsigned long *sum_sxr
+)
+{+ int i,j;
+ for(i=0;i<8;i++,s+=sp,r+=rp)
+ {+ for(j=0;j<8;j++)
+ {+ *sum_s += s[j];
+ *sum_r += r[j];
+ *sum_sq_s += s[j] * s[j];
+ *sum_sq_r += r[j] * r[j];
+ *sum_sxr += s[j] * r[j];
+ }
+ }
+}
+
+const static long long c1 = 426148; // (256^2*(.01*255)^2
+const static long long c2 = 3835331; //(256^2*(.03*255)^2
+
+static double similarity
+(
+ unsigned long sum_s,
+ unsigned long sum_r,
+ unsigned long sum_sq_s,
+ unsigned long sum_sq_r,
+ unsigned long sum_sxr,
+ int count
+)
+{+ long long ssim_n = (2*sum_s*sum_r+ c1)*(2*count*sum_sxr-2*sum_s*sum_r+c2);
+
+ long long ssim_d = (sum_s*sum_s +sum_r*sum_r+c1)*
+ (count*sum_sq_s-sum_s*sum_s + count*sum_sq_r-sum_r*sum_r +c2) ;
+
+ return ssim_n * 1.0 / ssim_d;
+}
+
+static double ssim_16x16(unsigned char *s,int sp, unsigned char *r,int rp,
+ const vp8_variance_rtcd_vtable_t *rtcd)
+{+ unsigned long sum_s=0,sum_r=0,sum_sq_s=0,sum_sq_r=0,sum_sxr=0;
+ rtcd->ssimpf(s, sp, r, rp, &sum_s, &sum_r, &sum_sq_s, &sum_sq_r, &sum_sxr);
+ return similarity(sum_s, sum_r, sum_sq_s, sum_sq_r, sum_sxr, 256);
+}
+static double ssim_8x8(unsigned char *s,int sp, unsigned char *r,int rp,
+ const vp8_variance_rtcd_vtable_t *rtcd)
+{+ unsigned long sum_s=0,sum_r=0,sum_sq_s=0,sum_sq_r=0,sum_sxr=0;
+ rtcd->ssimpf_8x8(s, sp, r, rp, &sum_s, &sum_r, &sum_sq_s, &sum_sq_r, &sum_sxr);
+ return similarity(sum_s, sum_r, sum_sq_s, sum_sq_r, sum_sxr, 64);
+}
+
+// TODO: (jbb) tried to scale this function such that we may be able to use it
+// for distortion metric in mode selection code ( provided we do a reconstruction)
+long dssim(unsigned char *s,int sp, unsigned char *r,int rp,
+ const vp8_variance_rtcd_vtable_t *rtcd)
+{+ unsigned long sum_s=0,sum_r=0,sum_sq_s=0,sum_sq_r=0,sum_sxr=0;
+ double ssim3;
+ long long ssim_n;
+ long long ssim_d;
+
+ rtcd->ssimpf(s, sp, r, rp, &sum_s, &sum_r, &sum_sq_s, &sum_sq_r, &sum_sxr);
+ ssim_n = (2*sum_s*sum_r+ c1)*(2*256*sum_sxr-2*sum_s*sum_r+c2);
+
+ ssim_d = (sum_s*sum_s +sum_r*sum_r+c1)*
+ (256*sum_sq_s-sum_s*sum_s + 256*sum_sq_r-sum_r*sum_r +c2) ;
+
+ ssim3 = 256 * (ssim_d-ssim_n) / ssim_d;
+ return (long)( 256*ssim3 * ssim3 );
+}
+// TODO: (jbb) this 8x8 window might be too big + we may want to pick pixels
+// such that the window regions overlap block boundaries to penalize blocking
+// artifacts.
+
+double vp8_ssim2
+(
+ unsigned char *img1,
+ unsigned char *img2,
+ int stride_img1,
+ int stride_img2,
+ int width,
+ int height,
+ const vp8_variance_rtcd_vtable_t *rtcd
+)
+{+ int i,j;
+
+ double ssim_total=0;
+
+ // we can sample points as frequently as we like start with 1 per 8x8
+ for(i=0; i < height; i+=8, img1 += stride_img1*8, img2 += stride_img2*8)
+ {+ for(j=0; j < width; j+=8 )
+ {+ ssim_total += ssim_8x8(img1, stride_img1, img2, stride_img2, rtcd);
+ }
+ }
+ ssim_total /= (width/8 * height /8);
+ return ssim_total;
+
+}
+double vp8_calc_ssim
+(
+ YV12_BUFFER_CONFIG *source,
+ YV12_BUFFER_CONFIG *dest,
+ int lumamask,
+ double *weight,
+ const vp8_variance_rtcd_vtable_t *rtcd
+)
+{+ double a, b, c;
+ double ssimv;
+//IF_RTCD(&cpi->rtcd.variance)
+ a = vp8_ssim2(source->y_buffer, dest->y_buffer,
+ source->y_stride, dest->y_stride, source->y_width,
+ source->y_height, rtcd);
+
+ b = vp8_ssim2(source->u_buffer, dest->u_buffer,
+ source->uv_stride, dest->uv_stride, source->uv_width,
+ source->uv_height, rtcd);
+
+ c = vp8_ssim2(source->v_buffer, dest->v_buffer,
+ source->uv_stride, dest->uv_stride, source->uv_width,
+ source->uv_height, rtcd);
+
+ ssimv = a * .8 + .1 * (b + c);
+
+ *weight = 1;
+
+ return ssimv;
}
--- a/vp8/encoder/variance.h
+++ b/vp8/encoder/variance.h
@@ -85,6 +85,19 @@
unsigned int *sse \
);
+#define prototype_ssimpf(sym) \
+ void (sym) \
+ ( \
+ unsigned char *s, \
+ int sp, \
+ unsigned char *r, \
+ int rp, \
+ unsigned long *sum_s, \
+ unsigned long *sum_r, \
+ unsigned long *sum_sq_s, \
+ unsigned long *sum_sq_r, \
+ unsigned long *sum_sxr \
+ );
#define prototype_getmbss(sym) unsigned int (sym)(const short *)
@@ -306,7 +319,16 @@
#endif
extern prototype_sad(vp8_variance_get4x4sse_cs);
+#ifndef vp8_ssimpf
+#define vp8_ssimpf ssim_parms_c
+#endif
+extern prototype_ssimpf(vp8_ssimpf)
+#ifndef vp8_ssimpf_8x8
+#define vp8_ssimpf_8x8 ssim_parms_8x8_c
+#endif
+extern prototype_ssimpf(vp8_ssimpf_8x8)
+
typedef prototype_sad(*vp8_sad_fn_t);
typedef prototype_sad_multi_same_address(*vp8_sad_multi_fn_t);
typedef prototype_sad_multi_same_address_1(*vp8_sad_multi1_fn_t);
@@ -315,6 +337,10 @@
typedef prototype_variance2(*vp8_variance2_fn_t);
typedef prototype_subpixvariance(*vp8_subpixvariance_fn_t);
typedef prototype_getmbss(*vp8_getmbss_fn_t);
+
+typedef prototype_ssimpf(*vp8_ssimpf_fn_t)
+
+
typedef struct
{vp8_sad_fn_t sad4x4;
@@ -365,6 +391,11 @@
vp8_sad_multi_d_fn_t sad8x8x4d;
vp8_sad_multi_d_fn_t sad4x4x4d;
+#if CONFIG_PSNR
+ vp8_ssimpf_fn_t ssimpf_8x8;
+ vp8_ssimpf_fn_t ssimpf;
+#endif
+
} vp8_variance_rtcd_vtable_t;
typedef struct
@@ -378,6 +409,7 @@
vp8_sad_multi_fn_t sdx3f;
vp8_sad_multi1_fn_t sdx8f;
vp8_sad_multi_d_fn_t sdx4df;
+
} vp8_variance_fn_ptr_t;
#if CONFIG_RUNTIME_CPU_DETECT
--- /dev/null
+++ b/vp8/encoder/x86/ssim_opt.asm
@@ -1,0 +1,215 @@
+;
+; Copyright (c) 2010 The WebM 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 "vpx_ports/x86_abi_support.asm"
+
+; tabulate_ssim - sums sum_s,sum_r,sum_sq_s,sum_sq_r, sum_sxr
+%macro TABULATE_SSIM 0
+ paddusw xmm15, xmm3 ; sum_s
+ paddusw xmm14, xmm4 ; sum_r
+ movdqa xmm1, xmm3
+ pmaddwd xmm1, xmm1
+ paddq xmm13, xmm1 ; sum_sq_s
+ movdqa xmm2, xmm4
+ pmaddwd xmm2, xmm2
+ paddq xmm12, xmm2 ; sum_sq_r
+ pmaddwd xmm3, xmm4
+ paddq xmm11, xmm3 ; sum_sxr
+%endmacro
+
+; Sum across the register %1 starting with q words
+%macro SUM_ACROSS_Q 1
+ movdqa xmm2,%1
+ punpckldq %1,xmm0
+ punpckhdq xmm2,xmm0
+ paddq %1,xmm2
+ movdqa xmm2,%1
+ punpcklqdq %1,xmm0
+ punpckhqdq xmm2,xmm0
+ paddq %1,xmm2
+%endmacro
+
+; Sum across the register %1 starting with q words
+%macro SUM_ACROSS_W 1
+ movdqa xmm1, %1
+ punpcklwd %1,xmm0
+ punpckhwd xmm1,xmm0
+ paddd %1, xmm1
+ SUM_ACROSS_Q %1
+%endmacro
+;void ssim_parms_sse3(
+; unsigned char *s,
+; int sp,
+; unsigned char *r,
+; int rp
+; unsigned long *sum_s,
+; unsigned long *sum_r,
+; unsigned long *sum_sq_s,
+; unsigned long *sum_sq_r,
+; unsigned long *sum_sxr);
+;
+; TODO: Use parm passing through structure, probably don't need the pxors
+; ( calling app will initialize to 0 ) could easily fit everything in sse2
+; without too much hastle, and can probably do better estimates with psadw
+; or pavgb At this point this is just meant to be first pass for calculating
+; all the parms needed for 16x16 ssim so we can play with dssim as distortion
+; in mode selection code.
+global sym(vp8_ssim_parms_16x16_sse3)
+sym(vp8_ssim_parms_16x16_sse3):
+ push rbp
+ mov rbp, rsp
+ SHADOW_ARGS_TO_STACK 9
+ push rsi
+ push rdi
+ ; end prolog
+
+ mov rsi, arg(0) ;s
+ mov rcx, arg(1) ;sp
+ mov rdi, arg(2) ;r
+ mov rax, arg(3) ;rp
+
+ pxor xmm0, xmm0
+ pxor xmm15,xmm15 ;sum_s
+ pxor xmm14,xmm14 ;sum_r
+ pxor xmm13,xmm13 ;sum_sq_s
+ pxor xmm12,xmm12 ;sum_sq_r
+ pxor xmm11,xmm11 ;sum_sxr
+
+ mov rdx, 16 ;row counter
+NextRow:
+
+ ;grab source and reference pixels
+ movdqu xmm5, [rsi]
+ movdqu xmm6, [rdi]
+ movdqa xmm3, xmm5
+ movdqa xmm4, xmm6
+ punpckhbw xmm3, xmm0 ; high_s
+ punpckhbw xmm4, xmm0 ; high_r
+
+ TABULATE_SSIM
+
+ movdqa xmm3, xmm5
+ movdqa xmm4, xmm6
+ punpcklbw xmm3, xmm0 ; low_s
+ punpcklbw xmm4, xmm0 ; low_r
+
+ TABULATE_SSIM
+
+ add rsi, rcx ; next s row
+ add rdi, rax ; next r row
+
+ dec rdx ; counter
+ jnz NextRow
+
+ SUM_ACROSS_W xmm15
+ SUM_ACROSS_W xmm14
+ SUM_ACROSS_Q xmm13
+ SUM_ACROSS_Q xmm12
+ SUM_ACROSS_Q xmm11
+
+ mov rdi,arg(4)
+ movq [rdi], xmm15;
+ mov rdi,arg(5)
+ movq [rdi], xmm14;
+ mov rdi,arg(6)
+ movq [rdi], xmm13;
+ mov rdi,arg(7)
+ movq [rdi], xmm12;
+ mov rdi,arg(8)
+ movq [rdi], xmm11;
+
+ ; begin epilog
+ pop rdi
+ pop rsi
+ UNSHADOW_ARGS
+ pop rbp
+ ret
+
+;void ssim_parms_sse3(
+; unsigned char *s,
+; int sp,
+; unsigned char *r,
+; int rp
+; unsigned long *sum_s,
+; unsigned long *sum_r,
+; unsigned long *sum_sq_s,
+; unsigned long *sum_sq_r,
+; unsigned long *sum_sxr);
+;
+; TODO: Use parm passing through structure, probably don't need the pxors
+; ( calling app will initialize to 0 ) could easily fit everything in sse2
+; without too much hastle, and can probably do better estimates with psadw
+; or pavgb At this point this is just meant to be first pass for calculating
+; all the parms needed for 16x16 ssim so we can play with dssim as distortion
+; in mode selection code.
+global sym(vp8_ssim_parms_8x8_sse3)
+sym(vp8_ssim_parms_8x8_sse3):
+ push rbp
+ mov rbp, rsp
+ SHADOW_ARGS_TO_STACK 9
+ push rsi
+ push rdi
+ ; end prolog
+
+ mov rsi, arg(0) ;s
+ mov rcx, arg(1) ;sp
+ mov rdi, arg(2) ;r
+ mov rax, arg(3) ;rp
+
+ pxor xmm0, xmm0
+ pxor xmm15,xmm15 ;sum_s
+ pxor xmm14,xmm14 ;sum_r
+ pxor xmm13,xmm13 ;sum_sq_s
+ pxor xmm12,xmm12 ;sum_sq_r
+ pxor xmm11,xmm11 ;sum_sxr
+
+ mov rdx, 8 ;row counter
+NextRow2:
+
+ ;grab source and reference pixels
+ movq xmm5, [rsi]
+ movq xmm6, [rdi]
+
+ movdqa xmm3, xmm5
+ movdqa xmm4, xmm6
+ punpcklbw xmm3, xmm0 ; low_s
+ punpcklbw xmm4, xmm0 ; low_r
+
+ TABULATE_SSIM
+
+ add rsi, rcx ; next s row
+ add rdi, rax ; next r row
+
+ dec rdx ; counter
+ jnz NextRow2
+
+ SUM_ACROSS_W xmm15
+ SUM_ACROSS_W xmm14
+ SUM_ACROSS_Q xmm13
+ SUM_ACROSS_Q xmm12
+ SUM_ACROSS_Q xmm11
+
+ mov rdi,arg(4)
+ movq [rdi], xmm15;
+ mov rdi,arg(5)
+ movq [rdi], xmm14;
+ mov rdi,arg(6)
+ movq [rdi], xmm13;
+ mov rdi,arg(7)
+ movq [rdi], xmm12;
+ mov rdi,arg(8)
+ movq [rdi], xmm11;
+
+ ; begin epilog
+ pop rdi
+ pop rsi
+ UNSHADOW_ARGS
+ pop rbp
+ ret
--- a/vp8/encoder/x86/x86_csystemdependent.c
+++ b/vp8/encoder/x86/x86_csystemdependent.c
@@ -176,7 +176,26 @@
d->dqcoeff
);
}
+#if CONFIG_PSNR
+#if ARCH_X86_64
+typedef void ssimpf
+(
+ unsigned char *s,
+ int sp,
+ unsigned char *r,
+ int rp,
+ unsigned long *sum_s,
+ unsigned long *sum_r,
+ unsigned long *sum_sq_s,
+ unsigned long *sum_sq_r,
+ unsigned long *sum_sxr
+);
+
+extern ssimpf vp8_ssim_parms_16x16_sse3;
+extern ssimpf vp8_ssim_parms_8x8_sse3;
#endif
+#endif
+#endif
void vp8_arch_x86_encoder_init(VP8_COMP *cpi)
@@ -280,6 +299,8 @@
cpi->rtcd.variance.get16x16prederror = vp8_get16x16pred_error_sse2;
cpi->rtcd.variance.get8x8var = vp8_get8x8var_sse2;
cpi->rtcd.variance.get16x16var = vp8_get16x16var_sse2;
+
+
/* cpi->rtcd.variance.get4x4sse_cs not implemented for wmt */;
cpi->rtcd.fdct.short4x4 = vp8_short_fdct4x4_sse2;
@@ -339,8 +360,17 @@
cpi->rtcd.quantize.fastquantb = vp8_fast_quantize_b_ssse3;
+#if CONFIG_PSNR
+#if ARCH_X86_64
+ cpi->rtcd.variance.ssimpf_8x8 = vp8_ssim_parms_8x8_sse3;
+ cpi->rtcd.variance.ssimpf = vp8_ssim_parms_16x16_sse3;
+#endif
+#endif
+
}
#endif
+
+
#if HAVE_SSE4_1
if (SSE4_1Enabled)
--- a/vp8/vp8cx.mk
+++ b/vp8/vp8cx.mk
@@ -116,6 +116,7 @@
VP8_CX_SRCS-$(HAVE_SSE4_1) += encoder/x86/sad_sse4.asm
VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/quantize_mmx.asm
VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/encodeopt.asm
+VP8_CX_SRCS-$(ARCH_X86)$(ARCH_X86_64) += encoder/x86/ssim_opt.asm
ifeq ($(CONFIG_REALTIME_ONLY),yes)
VP8_CX_SRCS_REMOVE-$(HAVE_SSE2) += encoder/x86/temporal_filter_apply_sse2.asm
--
⑨