1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-18 03:19:31 +02:00
FFmpeg/libavcodec/mips/mpegvideo_init_mips.c
Jiaxun Yang e2fa12e3ae libavcodec: Enable runtime detection for MIPS MMI & MSA
Apply optimized functions according to cpuflags.
MSA is usually put after MMI as it's generally faster than MMI.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Shiyou Yin <yinshiyou-hf@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-23 17:21:58 +02:00

49 lines
1.8 KiB
C

/*
* Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
*
* 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/mips/cpu.h"
#include "h263dsp_mips.h"
#include "mpegvideo_mips.h"
av_cold void ff_mpv_common_init_mips(MpegEncContext *s)
{
int cpu_flags = av_get_cpu_flags();
if (have_mmi(cpu_flags)) {
s->dct_unquantize_h263_intra = ff_dct_unquantize_h263_intra_mmi;
s->dct_unquantize_h263_inter = ff_dct_unquantize_h263_inter_mmi;
s->dct_unquantize_mpeg1_intra = ff_dct_unquantize_mpeg1_intra_mmi;
s->dct_unquantize_mpeg1_inter = ff_dct_unquantize_mpeg1_inter_mmi;
if (!(s->avctx->flags & AV_CODEC_FLAG_BITEXACT))
if (!s->q_scale_type)
s->dct_unquantize_mpeg2_intra = ff_dct_unquantize_mpeg2_intra_mmi;
s->denoise_dct= ff_denoise_dct_mmi;
}
if (have_msa(cpu_flags)) {
s->dct_unquantize_h263_intra = ff_dct_unquantize_h263_intra_msa;
s->dct_unquantize_h263_inter = ff_dct_unquantize_h263_inter_msa;
if (!s->q_scale_type)
s->dct_unquantize_mpeg2_inter = ff_dct_unquantize_mpeg2_inter_msa;
}
}