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/*
* RV40 decoder motion compensation functions x86-optimised
* Copyright (c) 2008 Konstantin Shishkov
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* RV40 decoder motion compensation functions x86-optimised
*/
#include "libavcodec/rv34dsp.h"
void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc8_mmx2 (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc8_3dnow(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_put_rv40_chroma_mc4_mmx (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc4_mmx2 (uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
void ff_avg_rv40_chroma_mc4_3dnow(uint8_t *dst, uint8_t *src,
int stride, int h, int x, int y);
#define DECLARE_WEIGHT(opt) \
void ff_rv40_weight_func_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
int w1, int w2, ptrdiff_t stride); \
void ff_rv40_weight_func_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
int w1, int w2, ptrdiff_t stride);
DECLARE_WEIGHT(mmx)
DECLARE_WEIGHT(sse2)
DECLARE_WEIGHT(ssse3)
void ff_rv40dsp_init_x86(RV34DSPContext *c, DSPContext *dsp)
{
#if HAVE_YASM
int mm_flags = av_get_cpu_flags();
if (mm_flags & AV_CPU_FLAG_MMX) {
c->put_chroma_pixels_tab[0] = ff_put_rv40_chroma_mc8_mmx;
c->put_chroma_pixels_tab[1] = ff_put_rv40_chroma_mc4_mmx;
c->rv40_weight_pixels_tab[0] = ff_rv40_weight_func_16_mmx;
c->rv40_weight_pixels_tab[1] = ff_rv40_weight_func_8_mmx;
}
if (mm_flags & AV_CPU_FLAG_MMX2) {
c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_mmx2;
c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_mmx2;
} else if (mm_flags & AV_CPU_FLAG_3DNOW) {
c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_3dnow;
c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_3dnow;
}
if (mm_flags & AV_CPU_FLAG_SSE2) {
c->rv40_weight_pixels_tab[0] = ff_rv40_weight_func_16_sse2;
c->rv40_weight_pixels_tab[1] = ff_rv40_weight_func_8_sse2;
}
if (mm_flags & AV_CPU_FLAG_SSSE3) {
c->rv40_weight_pixels_tab[0] = ff_rv40_weight_func_16_ssse3;
c->rv40_weight_pixels_tab[1] = ff_rv40_weight_func_8_ssse3;
}
#endif
}
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