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- /*
- *
- * 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 <string.h>
- #include "libavutil/common.h"
- #include "libavutil/intreadwrite.h"
- #include "libavutil/mem_internal.h"
- #include "libavutil/pixdesc.h"
- #include "libswscale/rgb2rgb.h"
- #include "libswscale/swscale.h"
- #include "libswscale/swscale_internal.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(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(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(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);
- }
- }
- #define MAX_LINE_SIZE 1920
- static const int input_sizes[] = {8, 128, 1080, MAX_LINE_SIZE};
- static const enum AVPixelFormat rgb_formats[] = {
- AV_PIX_FMT_RGB24,
- AV_PIX_FMT_BGR24,
- AV_PIX_FMT_RGBA,
- AV_PIX_FMT_BGRA,
- AV_PIX_FMT_ABGR,
- AV_PIX_FMT_ARGB,
- };
- static void check_rgb_to_y(struct SwsContext *ctx)
- {
- LOCAL_ALIGNED_16(uint8_t, src24, [MAX_LINE_SIZE * 3]);
- LOCAL_ALIGNED_16(uint8_t, src32, [MAX_LINE_SIZE * 4]);
- LOCAL_ALIGNED_32(uint8_t, dst0_y, [MAX_LINE_SIZE * 2]);
- LOCAL_ALIGNED_32(uint8_t, dst1_y, [MAX_LINE_SIZE * 2]);
- declare_func(void, uint8_t *dst, const uint8_t *src,
- const uint8_t *unused1, const uint8_t *unused2, int width,
- uint32_t *rgb2yuv, void *opq);
- randomize_buffers(src24, MAX_LINE_SIZE * 3);
- randomize_buffers(src32, MAX_LINE_SIZE * 4);
- for (int i = 0; i < FF_ARRAY_ELEMS(rgb_formats); i++) {
- const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(rgb_formats[i]);
- ctx->srcFormat = rgb_formats[i];
- ff_sws_init_scale(ctx);
- for (int j = 0; j < FF_ARRAY_ELEMS(input_sizes); j++) {
- int w = input_sizes[j];
- if (check_func(ctx->lumToYV12, "%s_to_y_%d", desc->name, w)) {
- const uint8_t *src = desc->nb_components == 3 ? src24 : src32;
- memset(dst0_y, 0xFA, MAX_LINE_SIZE * 2);
- memset(dst1_y, 0xFA, MAX_LINE_SIZE * 2);
- call_ref(dst0_y, src, NULL, NULL, w, ctx->input_rgb2yuv_table, NULL);
- call_new(dst1_y, src, NULL, NULL, w, ctx->input_rgb2yuv_table, NULL);
- if (memcmp(dst0_y, dst1_y, w * 2))
- fail();
- if (desc->nb_components == 3 ||
- // only bench native endian formats
- (ctx->srcFormat == AV_PIX_FMT_RGB32 || ctx->srcFormat == AV_PIX_FMT_RGB32_1))
- bench_new(dst1_y, src, NULL, NULL, w, ctx->input_rgb2yuv_table, NULL);
- }
- }
- }
- }
- static void check_rgb_to_uv(struct SwsContext *ctx)
- {
- LOCAL_ALIGNED_16(uint8_t, src24, [MAX_LINE_SIZE * 3]);
- LOCAL_ALIGNED_16(uint8_t, src32, [MAX_LINE_SIZE * 4]);
- LOCAL_ALIGNED_16(uint8_t, dst0_u, [MAX_LINE_SIZE * 2]);
- LOCAL_ALIGNED_16(uint8_t, dst0_v, [MAX_LINE_SIZE * 2]);
- LOCAL_ALIGNED_16(uint8_t, dst1_u, [MAX_LINE_SIZE * 2]);
- LOCAL_ALIGNED_16(uint8_t, dst1_v, [MAX_LINE_SIZE * 2]);
- declare_func(void, uint8_t *dstU, uint8_t *dstV,
- const uint8_t *src1, const uint8_t *src2, const uint8_t *src3,
- int width, uint32_t *pal, void *opq);
- randomize_buffers(src24, MAX_LINE_SIZE * 3);
- randomize_buffers(src32, MAX_LINE_SIZE * 4);
- for (int i = 0; i < 2 * FF_ARRAY_ELEMS(rgb_formats); i++) {
- enum AVPixelFormat src_fmt = rgb_formats[i / 2];
- const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(src_fmt);
- ctx->chrSrcHSubSample = (i % 2) ? 0 : 1;
- ctx->srcFormat = src_fmt;
- ctx->dstFormat = ctx->chrSrcHSubSample ? AV_PIX_FMT_YUV420P : AV_PIX_FMT_YUV444P;
- ff_sws_init_scale(ctx);
- for (int j = 0; j < FF_ARRAY_ELEMS(input_sizes); j++) {
- int w = input_sizes[j] >> ctx->chrSrcHSubSample;
- if (check_func(ctx->chrToYV12, "%s_to_uv%s_%d", desc->name,
- ctx->chrSrcHSubSample ? "_half" : "",
- input_sizes[j])) {
- const uint8_t *src = desc->nb_components == 3 ? src24 : src32;
- memset(dst0_u, 0xFF, MAX_LINE_SIZE * 2);
- memset(dst0_v, 0xFF, MAX_LINE_SIZE * 2);
- memset(dst1_u, 0xFF, MAX_LINE_SIZE * 2);
- memset(dst1_v, 0xFF, MAX_LINE_SIZE * 2);
- call_ref(dst0_u, dst0_v, NULL, src, src, w, ctx->input_rgb2yuv_table, NULL);
- call_new(dst1_u, dst1_v, NULL, src, src, w, ctx->input_rgb2yuv_table, NULL);
- if (memcmp(dst0_u, dst1_u, w * 2) || memcmp(dst0_v, dst1_v, w * 2))
- fail();
- if (desc->nb_components == 3 ||
- // only bench native endian formats
- (ctx->srcFormat == AV_PIX_FMT_RGB32 || ctx->srcFormat == AV_PIX_FMT_RGB32_1))
- bench_new(dst1_u, dst1_v, NULL, src, src, w, ctx->input_rgb2yuv_table, NULL);
- }
- }
- }
- }
- void checkasm_check_sw_rgb(void)
- {
- struct SwsContext *ctx;
- 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");
- ctx = sws_getContext(MAX_LINE_SIZE, MAX_LINE_SIZE, AV_PIX_FMT_RGB24,
- MAX_LINE_SIZE, MAX_LINE_SIZE, AV_PIX_FMT_YUV420P,
- SWS_ACCURATE_RND | SWS_BITEXACT, NULL, NULL, NULL);
- if (!ctx)
- fail();
- check_rgb_to_y(ctx);
- report("rgb_to_y");
- check_rgb_to_uv(ctx);
- report("rgb_to_uv");
- sws_freeContext(ctx);
- }
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