mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1.8 KiB
45 lines
1.8 KiB
/* |
|
* Copyright (c) 2021 Loongson Technology Corporation Limited |
|
* Contributed by Hao Chen <chenhao@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 "libavutil/loongarch/cpu.h" |
|
#include "idctdsp_loongarch.h" |
|
#include "libavcodec/xvididct.h" |
|
|
|
av_cold void ff_idctdsp_init_loongarch(IDCTDSPContext *c, AVCodecContext *avctx, |
|
unsigned high_bit_depth) |
|
{ |
|
int cpu_flags = av_get_cpu_flags(); |
|
|
|
if (have_lasx(cpu_flags)) { |
|
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_lasx; |
|
c->idct_add = ff_simple_idct_add_lasx; |
|
c->idct = ff_simple_idct_lasx; |
|
c->perm_type = FF_IDCT_PERM_NONE; |
|
} |
|
c->put_pixels_clamped = ff_put_pixels_clamped_lasx; |
|
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_lasx; |
|
c->add_pixels_clamped = ff_add_pixels_clamped_lasx; |
|
} |
|
}
|
|
|