mirror of https://git.ffmpeg.org/ffmpeg.git
61 lines
2.4 KiB
C
61 lines
2.4 KiB
C
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/*
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* RV40 decoder motion compensation functions x86-optimised
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* Copyright (c) 2008 Konstantin Shishkov
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* RV40 decoder motion compensation functions x86-optimised
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*/
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#include "libavcodec/rv34dsp.h"
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void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, uint8_t *src,
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int stride, int h, int x, int y);
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void ff_avg_rv40_chroma_mc8_mmx2 (uint8_t *dst, uint8_t *src,
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int stride, int h, int x, int y);
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void ff_avg_rv40_chroma_mc8_3dnow(uint8_t *dst, uint8_t *src,
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int stride, int h, int x, int y);
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void ff_put_rv40_chroma_mc4_mmx (uint8_t *dst, uint8_t *src,
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int stride, int h, int x, int y);
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void ff_avg_rv40_chroma_mc4_mmx2 (uint8_t *dst, uint8_t *src,
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int stride, int h, int x, int y);
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void ff_avg_rv40_chroma_mc4_3dnow(uint8_t *dst, uint8_t *src,
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int stride, int h, int x, int y);
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void ff_rv40dsp_init_x86(RV34DSPContext *c, DSPContext *dsp)
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{
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av_unused int mm_flags = av_get_cpu_flags();
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#if HAVE_YASM
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if (mm_flags & AV_CPU_FLAG_MMX) {
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c->put_chroma_pixels_tab[0] = ff_put_rv40_chroma_mc8_mmx;
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c->put_chroma_pixels_tab[1] = ff_put_rv40_chroma_mc4_mmx;
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}
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if (mm_flags & AV_CPU_FLAG_MMX2) {
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c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_mmx2;
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c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_mmx2;
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} else if (mm_flags & AV_CPU_FLAG_3DNOW) {
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c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_3dnow;
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c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_3dnow;
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}
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#endif
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}
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