mirror of https://github.com/FFmpeg/FFmpeg.git
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/*
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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 const int dst_fmts[] = { |
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// AV_PIX_FMT_BGR48BE,
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// AV_PIX_FMT_BGR48LE,
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// AV_PIX_FMT_RGB48BE,
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// AV_PIX_FMT_RGB48LE,
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AV_PIX_FMT_ARGB, |
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AV_PIX_FMT_ABGR, |
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AV_PIX_FMT_RGBA, |
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AV_PIX_FMT_BGRA, |
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AV_PIX_FMT_RGB24, |
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AV_PIX_FMT_BGR24, |
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AV_PIX_FMT_RGB565, |
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AV_PIX_FMT_BGR565, |
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AV_PIX_FMT_RGB555, |
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AV_PIX_FMT_BGR555, |
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// AV_PIX_FMT_RGB444,
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// AV_PIX_FMT_BGR444,
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// AV_PIX_FMT_RGB8,
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// AV_PIX_FMT_BGR8,
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// AV_PIX_FMT_RGB4,
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// AV_PIX_FMT_BGR4,
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// AV_PIX_FMT_RGB4_BYTE,
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// AV_PIX_FMT_BGR4_BYTE,
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// AV_PIX_FMT_MONOBLACK,
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}; |
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static int cmp_off_by_n(const uint8_t *ref, const uint8_t *test, size_t n, int accuracy) |
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{ |
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for (size_t i = 0; i < n; i++) { |
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if (abs(ref[i] - test[i]) > accuracy) |
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return 1; |
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} |
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return 0; |
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} |
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static int cmp_555_by_n(const uint8_t *ref, const uint8_t *test, size_t n, int accuracy) |
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{ |
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const uint16_t *ref16 = (const uint16_t *) ref; |
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const uint16_t *test16 = (const uint16_t *) test; |
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for (size_t i = 0; i < n; i++) { |
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if (abs(( ref16[i] & 0x1f) - ( test16[i] & 0x1f)) > accuracy) |
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return 1; |
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if (abs(((ref16[i] >> 5) & 0x1f) - ((test16[i] >> 5) & 0x1f)) > accuracy) |
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return 1; |
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if (abs(((ref16[i] >> 10) & 0x1f) - ((test16[i] >> 10) & 0x1f)) > accuracy) |
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return 1; |
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} |
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return 0; |
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} |
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static int cmp_565_by_n(const uint8_t *ref, const uint8_t *test, size_t n, int accuracy) |
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{ |
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const uint16_t *ref16 = (const uint16_t *) ref; |
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const uint16_t *test16 = (const uint16_t *) test; |
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for (size_t i = 0; i < n; i++) { |
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if (abs(( ref16[i] & 0x1f) - ( test16[i] & 0x1f)) > accuracy) |
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return 1; |
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if (abs(((ref16[i] >> 5) & 0x3f) - ((test16[i] >> 5) & 0x3f)) > accuracy) |
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return 1; |
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if (abs(((ref16[i] >> 11) & 0x1f) - ((test16[i] >> 11) & 0x1f)) > accuracy) |
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return 1; |
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} |
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return 0; |
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} |
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static void check_yuv2rgb(int src_pix_fmt) |
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{ |
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const AVPixFmtDescriptor *src_desc = av_pix_fmt_desc_get(src_pix_fmt); |
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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 * 2]); |
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LOCAL_ALIGNED_8(uint8_t, src_u, [MAX_LINE_SIZE]); |
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LOCAL_ALIGNED_8(uint8_t, src_v, [MAX_LINE_SIZE]); |
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LOCAL_ALIGNED_8(uint8_t, src_a, [MAX_LINE_SIZE * 2]); |
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const uint8_t *src[4] = { src_y, src_u, src_v, src_a }; |
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LOCAL_ALIGNED_8(uint8_t, dst0_, [2 * MAX_LINE_SIZE * 6]); |
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uint8_t *dst0[4] = { dst0_ }; |
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uint8_t *lines0[2] = { dst0_, dst0_ + MAX_LINE_SIZE * 6 }; |
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LOCAL_ALIGNED_8(uint8_t, dst1_, [2 * MAX_LINE_SIZE * 6]); |
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uint8_t *dst1[4] = { dst1_ }; |
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uint8_t *lines1[2] = { dst1_, dst1_ + MAX_LINE_SIZE * 6 }; |
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randomize_buffers(src_y, MAX_LINE_SIZE * 2); |
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randomize_buffers(src_u, MAX_LINE_SIZE); |
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randomize_buffers(src_v, MAX_LINE_SIZE); |
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randomize_buffers(src_a, MAX_LINE_SIZE * 2); |
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for (int dfi = 0; dfi < FF_ARRAY_ELEMS(dst_fmts); dfi++) { |
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int dst_pix_fmt = dst_fmts[dfi]; |
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const AVPixFmtDescriptor *dst_desc = av_pix_fmt_desc_get(dst_pix_fmt); |
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int sample_size = av_get_padded_bits_per_pixel(dst_desc) >> 3; |
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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 = 2; |
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int srcStride[4] = { |
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width, |
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width >> src_desc->log2_chroma_w, |
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width >> src_desc->log2_chroma_w, |
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width, |
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}; |
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int dstStride[4] = { MAX_LINE_SIZE * 6 }; |
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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_, 0xFF, 2 * MAX_LINE_SIZE * 6); |
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memset(dst1_, 0xFF, 2 * MAX_LINE_SIZE * 6); |
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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 (dst_pix_fmt == AV_PIX_FMT_ARGB || |
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dst_pix_fmt == AV_PIX_FMT_ABGR || |
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dst_pix_fmt == AV_PIX_FMT_RGBA || |
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dst_pix_fmt == AV_PIX_FMT_BGRA || |
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dst_pix_fmt == AV_PIX_FMT_RGB24 || |
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dst_pix_fmt == AV_PIX_FMT_BGR24) { |
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if (cmp_off_by_n(lines0[0], lines1[0], width * sample_size, 3) || |
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cmp_off_by_n(lines0[1], lines1[1], width * sample_size, 3)) |
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fail(); |
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} else if (dst_pix_fmt == AV_PIX_FMT_RGB565 || |
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dst_pix_fmt == AV_PIX_FMT_BGR565) { |
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if (cmp_565_by_n(lines0[0], lines1[0], width, 2) || |
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cmp_565_by_n(lines0[1], lines1[1], width, 2)) |
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fail(); |
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} else if (dst_pix_fmt == AV_PIX_FMT_RGB555 || |
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dst_pix_fmt == AV_PIX_FMT_BGR555) { |
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if (cmp_555_by_n(lines0[0], lines1[0], width, 2) || |
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cmp_555_by_n(lines0[1], lines1[1], width, 2)) |
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fail(); |
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} else { |
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fail(); |
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} |
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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 MAX_LINE_SIZE |
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void checkasm_check_sw_yuv2rgb(void) |
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{ |
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check_yuv2rgb(AV_PIX_FMT_YUV420P); |
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report("yuv420p"); |
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check_yuv2rgb(AV_PIX_FMT_YUV422P); |
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report("yuv422p"); |
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check_yuv2rgb(AV_PIX_FMT_YUVA420P); |
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report("yuva420p"); |
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} |
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