1/*
2 * Copyright (c) 2002 The FFmpeg Project
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#ifndef AVCODEC_WMV2_H
22#define AVCODEC_WMV2_H
23
24#include "avcodec.h"
25#include "mpegvideo.h"
26#include "intrax8.h"
27#include "wmv2dsp.h"
28
29#define SKIP_TYPE_NONE 0
30#define SKIP_TYPE_MPEG 1
31#define SKIP_TYPE_ROW  2
32#define SKIP_TYPE_COL  3
33
34
35typedef struct Wmv2Context{
36    MpegEncContext s;
37    IntraX8Context x8;
38    WMV2DSPContext wdsp;
39    int j_type_bit;
40    int j_type;
41    int abt_flag;
42    int abt_type;
43    int abt_type_table[6];
44    int per_mb_abt;
45    int per_block_abt;
46    int mspel_bit;
47    int cbp_table_index;
48    int top_left_mv_flag;
49    int per_mb_rl_bit;
50    int skip_type;
51    int hshift;
52
53    ScanTable abt_scantable[2];
54    DECLARE_ALIGNED(16, int16_t, abt_block2)[6][64];
55}Wmv2Context;
56
57void ff_wmv2_common_init(Wmv2Context * w);
58
59#endif /* AVCODEC_WMV2_H */
60