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 "dsputil.h"
26#include "mpegvideo.h"
27#include "intrax8.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    int j_type_bit;
39    int j_type;
40    int abt_flag;
41    int abt_type;
42    int abt_type_table[6];
43    int per_mb_abt;
44    int per_block_abt;
45    int mspel_bit;
46    int cbp_table_index;
47    int top_left_mv_flag;
48    int per_mb_rl_bit;
49    int skip_type;
50    int hshift;
51
52    ScanTable abt_scantable[2];
53    DECLARE_ALIGNED_16(DCTELEM, abt_block2[6][64]);
54}Wmv2Context;
55
56void ff_wmv2_common_init(Wmv2Context * w);
57
58#endif /* AVCODEC_WMV2_H */
59