ref: c3980e394d32ed832dfd65decde5f210c03b2f27
dir: /tests/checkasm/cdef.c/
/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "tests/checkasm/checkasm.h" #include <string.h> #include "src/levels.h" #include "src/cdef.h" static void init_tmp(pixel *buf, int n, const int bitdepth_max) { while (n--) *buf++ = rand() & bitdepth_max; } static void check_cdef_filter(const cdef_fn fn, const int w, const int h, const char *const name) { ALIGN_STK_32(pixel, src, 10 * 16 + 8, ); ALIGN_STK_32(pixel, c_src, 10 * 16 + 8, ), *const c_src_ptr = c_src + 8; ALIGN_STK_32(pixel, a_src, 10 * 16 + 8, ), *const a_src_ptr = a_src + 8; ALIGN_STK_32(pixel, top, 16 * 2 + 8, ), *const top_ptr = top + 8; pixel left[8][2]; declare_func(void, pixel *dst, ptrdiff_t dst_stride, const pixel (*left)[2], pixel *const top[2], int pri_strength, int sec_strength, int dir, int damping, enum CdefEdgeFlags edges HIGHBD_DECL_SUFFIX); if (check_func(fn, "%s_%dbpc", name, BITDEPTH)) { for (int dir = 0; dir < 8; dir++) { for (enum CdefEdgeFlags edges = 0; edges <= 0xf; edges++) { memcpy(a_src, src, (10 * 16 + 8) * sizeof(pixel)); memcpy(c_src, src, (10 * 16 + 8) * sizeof(pixel)); #if BITDEPTH == 16 const int bitdepth_max = rand() & 1 ? 0x3ff : 0xfff; #else const int bitdepth_max = 0xff; #endif const int bitdepth_min_8 = bitdepth_from_max(bitdepth_max) - 8; init_tmp(src, 10 * 16 + 8, bitdepth_max); init_tmp(top, 16 * 2 + 8, bitdepth_max); init_tmp((pixel *) left,8 * 2, bitdepth_max); const int lvl = 1 + (rand() % 62); const int damping = 3 + (rand() & 3) + bitdepth_min_8; const int pri_strength = (lvl >> 2) << bitdepth_min_8; int sec_strength = lvl & 3; sec_strength += sec_strength == 3; sec_strength <<= bitdepth_min_8; call_ref(c_src_ptr, 16 * sizeof(pixel), left, (pixel *[2]) { top_ptr, top_ptr + 16 }, pri_strength, sec_strength, dir, damping, edges HIGHBD_TAIL_SUFFIX); call_new(a_src_ptr, 16 * sizeof(pixel), left, (pixel *[2]) { top_ptr, top_ptr + 16 }, pri_strength, sec_strength, dir, damping, edges HIGHBD_TAIL_SUFFIX); if (memcmp(a_src, c_src, (10 * 16 + 8) * sizeof(pixel))) fail(); bench_new(a_src_ptr, 16 * sizeof(pixel), left, (pixel *[2]) { top_ptr, top_ptr + 16 }, pri_strength, sec_strength, dir, damping, edges HIGHBD_TAIL_SUFFIX); } } } report(name); } static void check_cdef_direction(const cdef_dir_fn fn) { ALIGN_STK_32(pixel, src, 8 * 8,); declare_func(int, pixel *src, ptrdiff_t dst_stride, unsigned *var HIGHBD_DECL_SUFFIX); if (check_func(fn, "cdef_dir_%dbpc", BITDEPTH)) { unsigned c_var, a_var; #if BITDEPTH == 16 const int bitdepth_max = rand() & 1 ? 0x3ff : 0xfff; #else const int bitdepth_max = 0xff; #endif init_tmp(src, 64, bitdepth_max); const int c_dir = call_ref(src, 8 * sizeof(pixel), &c_var HIGHBD_TAIL_SUFFIX); const int a_dir = call_new(src, 8 * sizeof(pixel), &a_var HIGHBD_TAIL_SUFFIX); if (c_var != a_var || c_dir != a_dir) fail(); bench_new(src, 8 * sizeof(pixel), &a_var HIGHBD_TAIL_SUFFIX); } report("cdef_dir"); } void bitfn(checkasm_check_cdef)(void) { Dav1dCdefDSPContext c; bitfn(dav1d_cdef_dsp_init)(&c); check_cdef_direction(c.dir); check_cdef_filter(c.fb[0], 8, 8, "cdef_filter_8x8"); check_cdef_filter(c.fb[1], 4, 8, "cdef_filter_4x8"); check_cdef_filter(c.fb[2], 4, 4, "cdef_filter_4x4"); }