mirror of
https://git.ffmpeg.org/ffmpeg.git
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134 lines
5.0 KiB
C
134 lines
5.0 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string.h>
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/mem_internal.h"
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#include "libavutil/pixdesc.h"
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#include "libswscale/swscale.h"
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#include "libswscale/swscale_internal.h"
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#include "checkasm.h"
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#define randomize_buffers(buf, size) \
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do { \
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for (int j = 0; j < size; j += 4) \
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AV_WN32(buf + j, rnd()); \
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} while (0)
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static void check_semiplanar(int dst_pix_fmt)
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{
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static const int src_fmts[] = {
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AV_PIX_FMT_NV24,
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AV_PIX_FMT_NV42,
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};
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const AVPixFmtDescriptor *dst_desc = av_pix_fmt_desc_get(dst_pix_fmt);
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#define NUM_LINES 4
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#define MAX_LINE_SIZE 1920
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static const int input_sizes[] = {8, 128, 1080, MAX_LINE_SIZE};
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declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT,
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int, SwsContext *c, const uint8_t *src[],
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int srcStride[], int srcSliceY, int srcSliceH,
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uint8_t *dst[], int dstStride[]);
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LOCAL_ALIGNED_8(uint8_t, src_y, [MAX_LINE_SIZE * NUM_LINES]);
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LOCAL_ALIGNED_8(uint8_t, src_uv, [MAX_LINE_SIZE * NUM_LINES * 2]);
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const uint8_t *src[4] = { src_y, src_uv };
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LOCAL_ALIGNED_8(uint8_t, dst0_y, [MAX_LINE_SIZE * NUM_LINES]);
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LOCAL_ALIGNED_8(uint8_t, dst0_u, [MAX_LINE_SIZE * NUM_LINES / 2]);
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LOCAL_ALIGNED_8(uint8_t, dst0_v, [MAX_LINE_SIZE * NUM_LINES / 2]);
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uint8_t *dst0[4] = { dst0_y, dst0_u, dst0_v };
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LOCAL_ALIGNED_8(uint8_t, dst1_y, [MAX_LINE_SIZE * NUM_LINES]);
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LOCAL_ALIGNED_8(uint8_t, dst1_u, [MAX_LINE_SIZE * NUM_LINES / 2]);
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LOCAL_ALIGNED_8(uint8_t, dst1_v, [MAX_LINE_SIZE * NUM_LINES / 2]);
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uint8_t *dst1[4] = { dst1_y, dst1_u, dst1_v };
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randomize_buffers(src_y, MAX_LINE_SIZE * NUM_LINES);
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randomize_buffers(src_uv, MAX_LINE_SIZE * NUM_LINES * 2);
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for (int sfi = 0; sfi < FF_ARRAY_ELEMS(src_fmts); sfi++) {
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int src_pix_fmt = src_fmts[sfi];
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const AVPixFmtDescriptor *src_desc = av_pix_fmt_desc_get(src_pix_fmt);
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for (int isi = 0; isi < FF_ARRAY_ELEMS(input_sizes); isi++) {
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struct SwsContext *ctx;
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int log_level;
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int width = input_sizes[isi];
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int srcSliceY = 0;
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int srcSliceH = NUM_LINES;
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int srcStride[4] = {
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MAX_LINE_SIZE,
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MAX_LINE_SIZE * 2,
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};
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int dstStride[4] = {
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MAX_LINE_SIZE,
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MAX_LINE_SIZE >> dst_desc->log2_chroma_w,
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MAX_LINE_SIZE >> dst_desc->log2_chroma_w,
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};
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// override log level to prevent spamming of the message
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// "No accelerated colorspace conversion found from %s to %s"
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log_level = av_log_get_level();
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av_log_set_level(AV_LOG_ERROR);
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ctx = sws_getContext(width, srcSliceH, src_pix_fmt,
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width, srcSliceH, dst_pix_fmt,
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0, NULL, NULL, NULL);
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av_log_set_level(log_level);
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if (!ctx)
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fail();
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if (check_func(ctx->convert_unscaled, "%s_%s_%d", src_desc->name, dst_desc->name, width)) {
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memset(dst0_y, 0xFF, MAX_LINE_SIZE * NUM_LINES);
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memset(dst0_u, 0xFF, MAX_LINE_SIZE * NUM_LINES / 2);
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memset(dst0_v, 0xFF, MAX_LINE_SIZE * NUM_LINES / 2);
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memset(dst1_y, 0xFF, MAX_LINE_SIZE * NUM_LINES);
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memset(dst1_u, 0xFF, MAX_LINE_SIZE * NUM_LINES / 2);
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memset(dst1_v, 0xFF, MAX_LINE_SIZE * NUM_LINES / 2);
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call_ref(ctx, src, srcStride, srcSliceY,
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srcSliceH, dst0, dstStride);
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call_new(ctx, src, srcStride, srcSliceY,
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srcSliceH, dst1, dstStride);
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if (memcmp(dst0_y, dst1_y, MAX_LINE_SIZE * NUM_LINES) ||
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memcmp(dst0_u, dst1_u, MAX_LINE_SIZE * NUM_LINES / 2) ||
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memcmp(dst0_v, dst1_v, MAX_LINE_SIZE * NUM_LINES / 2))
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fail();
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bench_new(ctx, src, srcStride, srcSliceY,
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srcSliceH, dst0, dstStride);
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}
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sws_freeContext(ctx);
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}
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}
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}
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#undef NUM_LINES
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#undef MAX_LINE_SIZE
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void checkasm_check_sw_yuv2yuv(void)
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{
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check_semiplanar(AV_PIX_FMT_YUV420P);
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report("yuv420p");
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}
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