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xvididct_init_mips.c
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1 /*
2  * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "xvididct_mips.h"
22 
23 #if HAVE_MMI
24 static av_cold void xvid_idct_init_mmi(IDCTDSPContext *c, AVCodecContext *avctx,
25  unsigned high_bit_depth)
26 {
27  if (!high_bit_depth) {
28  if (avctx->idct_algo == FF_IDCT_AUTO ||
29  avctx->idct_algo == FF_IDCT_XVID) {
34  }
35  }
36 }
37 #endif /* HAVE_MMI */
38 
40  unsigned high_bit_depth)
41 {
42 #if HAVE_MMI
43  xvid_idct_init_mmi(c, avctx, high_bit_depth);
44 #endif /* HAVE_MMI */
45 }
void ff_xvid_idct_add_mmi(uint8_t *dest, int32_t line_size, int16_t *block)
void ff_xvid_idct_put_mmi(uint8_t *dest, int32_t line_size, int16_t *block)
av_cold void ff_xvid_idct_init_mips(IDCTDSPContext *c, AVCodecContext *avctx, unsigned high_bit_depth)
#define av_cold
Definition: attributes.h:82
#define FF_IDCT_AUTO
Definition: avcodec.h:2684
#define FF_IDCT_XVID
Definition: avcodec.h:2691
int idct_algo
IDCT algorithm, see FF_IDCT_* below.
Definition: avcodec.h:2683
main external API structure.
Definition: avcodec.h:1488
void(* idct_add)(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
block -> idct -> add dest -> clip to unsigned 8 bit -> dest.
Definition: idctdsp.h:79
void ff_xvid_idct_mmi(int16_t *block)
void(* idct_put)(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
block -> idct -> clip to unsigned 8 bit -> dest.
Definition: idctdsp.h:72
static double c[64]
enum idct_permutation_type perm_type
Definition: idctdsp.h:97
void(* idct)(int16_t *block)
Definition: idctdsp.h:65