FFmpeg/libavcodec/mips/idctdsp_init_mips.c
周晓勇 a78656a187 avcodec: loongson delete invalid simple idct put and add optimization
Change-Id: I23a36c65915f01a1cf20e317c14b8eaaa62958b4
Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn>

Fixes Decoding of http://loongnix.org/ftp/multimedia/testing/nanocore_720p_24fps_mpeg4_ac3_short.avi

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-09-08 01:04:36 +02:00

72 lines
2.6 KiB
C

/*
* Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
* Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
*
* 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 "idctdsp_mips.h"
#if HAVE_MSA
static av_cold void idctdsp_init_msa(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
if ((avctx->lowres != 1) && (avctx->lowres != 2) && (avctx->lowres != 3) &&
(avctx->bits_per_raw_sample != 10) &&
(avctx->bits_per_raw_sample != 12) &&
(avctx->idct_algo == FF_IDCT_AUTO)) {
c->idct_put = ff_simple_idct_put_msa;
c->idct_add = ff_simple_idct_add_msa;
c->idct = ff_simple_idct_msa;
c->perm_type = FF_IDCT_PERM_NONE;
}
c->put_pixels_clamped = ff_put_pixels_clamped_msa;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_msa;
c->add_pixels_clamped = ff_add_pixels_clamped_msa;
}
#endif // #if HAVE_MSA
#if HAVE_MMI
static av_cold void idctdsp_init_mmi(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
if ((avctx->lowres != 1) && (avctx->lowres != 2) && (avctx->lowres != 3) &&
(avctx->bits_per_raw_sample != 10) &&
(avctx->bits_per_raw_sample != 12) &&
(avctx->idct_algo == FF_IDCT_AUTO)) {
c->idct = ff_simple_idct_mmi;
c->perm_type = FF_IDCT_PERM_NONE;
}
c->put_pixels_clamped = ff_put_pixels_clamped_mmi;
c->add_pixels_clamped = ff_add_pixels_clamped_mmi;
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_mmi;
}
#endif /* HAVE_MMI */
av_cold void ff_idctdsp_init_mips(IDCTDSPContext *c, AVCodecContext *avctx,
unsigned high_bit_depth)
{
#if HAVE_MSA
idctdsp_init_msa(c, avctx, high_bit_depth);
#endif // #if HAVE_MSA
#if HAVE_MMI
idctdsp_init_mmi(c, avctx, high_bit_depth);
#endif /* HAVE_MMI */
}