/* * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with FFmpeg; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include #include "libavutil/common.h" #include "libavutil/intreadwrite.h" #include "libavutil/mem_internal.h" #include "libswscale/rgb2rgb.h" #include "checkasm.h" #define randomize_buffers(buf, size) \ do { \ int j; \ for (j = 0; j < size; j+=4) \ AV_WN32(buf + j, rnd()); \ } while (0) static const uint8_t width[] = {12, 16, 20, 32, 36, 128}; static const struct {uint8_t w, h, s;} planes[] = { {12,16,12}, {16,16,16}, {20,23,25}, {32,18,48}, {8,128,16}, {128,128,128} }; #define MAX_STRIDE 128 #define MAX_HEIGHT 128 static void check_shuffle_bytes(void * func, const char * report) { int i; LOCAL_ALIGNED_32(uint8_t, src0, [MAX_STRIDE]); LOCAL_ALIGNED_32(uint8_t, src1, [MAX_STRIDE]); LOCAL_ALIGNED_32(uint8_t, dst0, [MAX_STRIDE]); LOCAL_ALIGNED_32(uint8_t, dst1, [MAX_STRIDE]); declare_func_emms(AV_CPU_FLAG_MMX, void, const uint8_t *src, uint8_t *dst, int src_size); memset(dst0, 0, MAX_STRIDE); memset(dst1, 0, MAX_STRIDE); randomize_buffers(src0, MAX_STRIDE); memcpy(src1, src0, MAX_STRIDE); if (check_func(func, "%s", report)) { for (i = 0; i < 6; i ++) { call_ref(src0, dst0, width[i]); call_new(src1, dst1, width[i]); if (memcmp(dst0, dst1, MAX_STRIDE)) fail(); } bench_new(src0, dst0, width[5]); } } static void check_uyvy_to_422p(void) { int i; LOCAL_ALIGNED_32(uint8_t, src0, [MAX_STRIDE * MAX_HEIGHT * 2]); LOCAL_ALIGNED_32(uint8_t, src1, [MAX_STRIDE * MAX_HEIGHT * 2]); LOCAL_ALIGNED_32(uint8_t, dst_y_0, [MAX_STRIDE * MAX_HEIGHT]); LOCAL_ALIGNED_32(uint8_t, dst_y_1, [MAX_STRIDE * MAX_HEIGHT]); LOCAL_ALIGNED_32(uint8_t, dst_u_0, [(MAX_STRIDE/2) * MAX_HEIGHT]); LOCAL_ALIGNED_32(uint8_t, dst_u_1, [(MAX_STRIDE/2) * MAX_HEIGHT]); LOCAL_ALIGNED_32(uint8_t, dst_v_0, [(MAX_STRIDE/2) * MAX_HEIGHT]); LOCAL_ALIGNED_32(uint8_t, dst_v_1, [(MAX_STRIDE/2) * MAX_HEIGHT]); declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src, int width, int height, int lumStride, int chromStride, int srcStride); randomize_buffers(src0, MAX_STRIDE * MAX_HEIGHT * 2); memcpy(src1, src0, MAX_STRIDE * MAX_HEIGHT * 2); if (check_func(uyvytoyuv422, "uyvytoyuv422")) { for (i = 0; i < 6; i ++) { memset(dst_y_0, 0, MAX_STRIDE * MAX_HEIGHT); memset(dst_y_1, 0, MAX_STRIDE * MAX_HEIGHT); memset(dst_u_0, 0, (MAX_STRIDE/2) * MAX_HEIGHT); memset(dst_u_1, 0, (MAX_STRIDE/2) * MAX_HEIGHT); memset(dst_v_0, 0, (MAX_STRIDE/2) * MAX_HEIGHT); memset(dst_v_1, 0, (MAX_STRIDE/2) * MAX_HEIGHT); call_ref(dst_y_0, dst_u_0, dst_v_0, src0, planes[i].w, planes[i].h, MAX_STRIDE, MAX_STRIDE / 2, planes[i].s); call_new(dst_y_1, dst_u_1, dst_v_1, src1, planes[i].w, planes[i].h, MAX_STRIDE, MAX_STRIDE / 2, planes[i].s); if (memcmp(dst_y_0, dst_y_1, MAX_STRIDE * MAX_HEIGHT) || memcmp(dst_u_0, dst_u_1, (MAX_STRIDE/2) * MAX_HEIGHT) || memcmp(dst_v_0, dst_v_1, (MAX_STRIDE/2) * MAX_HEIGHT)) fail(); } bench_new(dst_y_1, dst_u_1, dst_v_1, src1, planes[5].w, planes[5].h, MAX_STRIDE, MAX_STRIDE / 2, planes[5].s); } } static void check_interleave_bytes(void) { LOCAL_ALIGNED_16(uint8_t, src0_buf, [MAX_STRIDE*MAX_HEIGHT+1]); LOCAL_ALIGNED_16(uint8_t, src1_buf, [MAX_STRIDE*MAX_HEIGHT+1]); LOCAL_ALIGNED_16(uint8_t, dst0_buf, [2*MAX_STRIDE*MAX_HEIGHT+2]); LOCAL_ALIGNED_16(uint8_t, dst1_buf, [2*MAX_STRIDE*MAX_HEIGHT+2]); // Intentionally using unaligned buffers, as this function doesn't have // any alignment requirements. uint8_t *src0 = src0_buf + 1; uint8_t *src1 = src1_buf + 1; uint8_t *dst0 = dst0_buf + 2; uint8_t *dst1 = dst1_buf + 2; declare_func_emms(AV_CPU_FLAG_MMX, void, const uint8_t *, const uint8_t *, uint8_t *, int, int, int, int, int); randomize_buffers(src0, MAX_STRIDE * MAX_HEIGHT); randomize_buffers(src1, MAX_STRIDE * MAX_HEIGHT); if (check_func(interleaveBytes, "interleave_bytes")) { for (int i = 0; i <= 16; i++) { // Try all widths [1,16], and try one random width. int w = i > 0 ? i : (1 + (rnd() % (MAX_STRIDE-2))); int h = 1 + (rnd() % (MAX_HEIGHT-2)); int src0_offset = 0, src0_stride = MAX_STRIDE; int src1_offset = 0, src1_stride = MAX_STRIDE; int dst_offset = 0, dst_stride = 2 * MAX_STRIDE; memset(dst0, 0, 2 * MAX_STRIDE * MAX_HEIGHT); memset(dst1, 0, 2 * MAX_STRIDE * MAX_HEIGHT); // Try different combinations of negative strides if (i & 1) { src0_offset = (h-1)*src0_stride; src0_stride = -src0_stride; } if (i & 2) { src1_offset = (h-1)*src1_stride; src1_stride = -src1_stride; } if (i & 4) { dst_offset = (h-1)*dst_stride; dst_stride = -dst_stride; } call_ref(src0 + src0_offset, src1 + src1_offset, dst0 + dst_offset, w, h, src0_stride, src1_stride, dst_stride); call_new(src0 + src0_offset, src1 + src1_offset, dst1 + dst_offset, w, h, src0_stride, src1_stride, dst_stride); // Check a one pixel-pair edge around the destination area, // to catch overwrites past the end. checkasm_check(uint8_t, dst0, 2*MAX_STRIDE, dst1, 2*MAX_STRIDE, 2 * w + 2, h + 1, "dst"); } bench_new(src0, src1, dst1, 127, MAX_HEIGHT, MAX_STRIDE, MAX_STRIDE, 2*MAX_STRIDE); } if (check_func(interleaveBytes, "interleave_bytes_aligned")) { // Bench the function in a more typical case, with aligned // buffers and widths. bench_new(src0_buf, src1_buf, dst1_buf, 128, MAX_HEIGHT, MAX_STRIDE, MAX_STRIDE, 2*MAX_STRIDE); } } void checkasm_check_sw_rgb(void) { ff_sws_rgb2rgb_init(); check_shuffle_bytes(shuffle_bytes_2103, "shuffle_bytes_2103"); report("shuffle_bytes_2103"); check_shuffle_bytes(shuffle_bytes_0321, "shuffle_bytes_0321"); report("shuffle_bytes_0321"); check_shuffle_bytes(shuffle_bytes_1230, "shuffle_bytes_1230"); report("shuffle_bytes_1230"); check_shuffle_bytes(shuffle_bytes_3012, "shuffle_bytes_3012"); report("shuffle_bytes_3012"); check_shuffle_bytes(shuffle_bytes_3210, "shuffle_bytes_3210"); report("shuffle_bytes_3210"); check_uyvy_to_422p(); report("uyvytoyuv422"); check_interleave_bytes(); report("interleave_bytes"); }