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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 "intrax8.h" | |
26 | #include "mpegvideo.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 | ||
35 | typedef 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 | ||
57 | void ff_wmv2_common_init(Wmv2Context *w); | |
58 | ||
59 | #endif /* AVCODEC_WMV2_H */ |