mirror of
https://github.com/FFmpeg/FFmpeg.git
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77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/*
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* Copyright (c) 2016 Alexandra Hájková
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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.h"
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#include "libavcodec/lossless_videodsp.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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int j; \
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for (j = 0; j < size; j++) \
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buf[j] = rnd() & 0xFF; \
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} while (0)
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static void check_add_bytes(LLVidDSPContext c, int width)
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{
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uint8_t *src0 = av_mallocz(width);
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uint8_t *src1 = av_mallocz(width);
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uint8_t *dst0 = av_mallocz(width);
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uint8_t *dst1 = av_mallocz(width);
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declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, uint8_t *src, ptrdiff_t w);
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if (!src0 || !src1 || !dst0 || !dst1)
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fail();
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randomize_buffers(src0, width);
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memcpy(src1, src0, width);
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if (check_func(c.add_bytes, "add_bytes")) {
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call_ref(dst0, src0, width);
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call_new(dst1, src1, width);
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if (memcmp(dst0, dst1, width))
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fail();
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bench_new(dst1, src1, width);
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}
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av_free(src0);
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av_free(src1);
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av_free(dst0);
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av_free(dst1);
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}
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void checkasm_check_llviddsp(void)
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{
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LLVidDSPContext c;
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int width = 16 * av_clip(rnd(), 16, 128);
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ff_llviddsp_init(&c);
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check_add_bytes(c, width);
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report("add_bytes");
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}
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