mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-18 03:19:31 +02:00
7a1d6ddd2c
Thanks to Pascal Massimino and Michael Militzer for relicensing as LGPL. Signed-off-by: Diego Biurrun <diego@biurrun.de>
60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/*
|
|
* 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
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include "libavutil/attributes.h"
|
|
#include "libavutil/cpu.h"
|
|
#include "libavutil/x86/cpu.h"
|
|
#include "libavcodec/idctdsp.h"
|
|
#include "libavcodec/xvididct.h"
|
|
|
|
#include "idctdsp.h"
|
|
#include "xvididct.h"
|
|
|
|
av_cold void ff_xvid_idct_init_x86(IDCTDSPContext *c, AVCodecContext *avctx,
|
|
unsigned high_bit_depth)
|
|
{
|
|
int cpu_flags = av_get_cpu_flags();
|
|
|
|
if (high_bit_depth ||
|
|
!(avctx->idct_algo == FF_IDCT_AUTO ||
|
|
avctx->idct_algo == FF_IDCT_XVID))
|
|
return;
|
|
|
|
if (INLINE_MMX(cpu_flags)) {
|
|
c->idct_put = ff_xvid_idct_mmx_put;
|
|
c->idct_add = ff_xvid_idct_mmx_add;
|
|
c->idct = ff_xvid_idct_mmx;
|
|
c->perm_type = FF_IDCT_PERM_NONE;
|
|
}
|
|
|
|
if (INLINE_MMXEXT(cpu_flags)) {
|
|
c->idct_put = ff_xvid_idct_mmxext_put;
|
|
c->idct_add = ff_xvid_idct_mmxext_add;
|
|
c->idct = ff_xvid_idct_mmxext;
|
|
c->perm_type = FF_IDCT_PERM_NONE;
|
|
}
|
|
|
|
if (INLINE_SSE2(cpu_flags)) {
|
|
c->idct_put = ff_xvid_idct_sse2_put;
|
|
c->idct_add = ff_xvid_idct_sse2_add;
|
|
c->idct = ff_xvid_idct_sse2;
|
|
c->perm_type = FF_IDCT_PERM_SSE2;
|
|
}
|
|
}
|