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1 /*
2  * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
3  * Copyright (c) 2006  Stefan Gehrer <stefan.gehrer@gmx.de>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_CAVSDSP_H
23 #define AVCODEC_CAVSDSP_H
24 
25 #include <stdint.h>
26 
27 #include "avcodec.h"
28 #include "qpeldsp.h"
29 
30 typedef struct CAVSDSPContext {
31     qpel_mc_func put_cavs_qpel_pixels_tab[2][16];
32     qpel_mc_func avg_cavs_qpel_pixels_tab[2][16];
33     void (*cavs_filter_lv)(uint8_t *pix, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2);
34     void (*cavs_filter_lh)(uint8_t *pix, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2);
35     void (*cavs_filter_cv)(uint8_t *pix, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2);
36     void (*cavs_filter_ch)(uint8_t *pix, ptrdiff_t stride, int alpha, int beta, int tc, int bs1, int bs2);
37     void (*cavs_idct8_add)(uint8_t *dst, int16_t *block, ptrdiff_t stride);
38     int idct_perm;
39 } CAVSDSPContext;
40 
41 void ff_cavsdsp_init(CAVSDSPContext* c, AVCodecContext *avctx);
42 void ff_cavsdsp_init_x86(CAVSDSPContext* c, AVCodecContext *avctx);
43 
44 #endif /* AVCODEC_CAVSDSP_H */
45