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libavcodec
x86
rv40dsp.c
Go to the documentation of this file.
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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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#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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}