14e2406de7
* commit 'a9aee08d900f686e966c64afec5d88a7d9d130a3': dsputil: Split off FDCT bits into their own context Conflicts: configure libavcodec/Makefile libavcodec/asvenc.c libavcodec/dnxhdenc.c libavcodec/dsputil.c libavcodec/mpegvideo.h libavcodec/mpegvideo_enc.c libavcodec/x86/Makefile libavcodec/x86/dsputilenc_mmx.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "libavutil/attributes.h"
|
|
#include "libavutil/cpu.h"
|
|
#include "libavutil/x86/cpu.h"
|
|
#include "libavcodec/avcodec.h"
|
|
#include "libavcodec/dct.h"
|
|
#include "libavcodec/fdctdsp.h"
|
|
|
|
av_cold void ff_fdctdsp_init_x86(FDCTDSPContext *c, AVCodecContext *avctx,
|
|
unsigned high_bit_depth)
|
|
{
|
|
int cpu_flags = av_get_cpu_flags();
|
|
const int dct_algo = avctx->dct_algo;
|
|
|
|
if (!high_bit_depth) {
|
|
if ((dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX)) {
|
|
if (INLINE_MMX(cpu_flags))
|
|
c->fdct = ff_fdct_mmx;
|
|
|
|
if (INLINE_MMXEXT(cpu_flags))
|
|
c->fdct = ff_fdct_mmxext;
|
|
|
|
if (INLINE_SSE2(cpu_flags))
|
|
c->fdct = ff_fdct_sse2;
|
|
}
|
|
}
|
|
}
|