wmv2: move IDCT to its own DSP context.
[libav.git] / libavcodec / wmv2.h
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4d4f59d7 1/*
2912e87a 2 * Copyright (c) 2002 The Libav Project
4d4f59d7 3 *
2912e87a 4 * This file is part of Libav.
4d4f59d7 5 *
2912e87a 6 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 11 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 17 * License along with Libav; if not, write to the Free Software
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18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
98790382
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21#ifndef AVCODEC_WMV2_H
22#define AVCODEC_WMV2_H
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23
24#include "avcodec.h"
25#include "dsputil.h"
26#include "mpegvideo.h"
27#include "intrax8.h"
e6bc38fd 28#include "wmv2dsp.h"
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29
30#define SKIP_TYPE_NONE 0
31#define SKIP_TYPE_MPEG 1
32#define SKIP_TYPE_ROW 2
33#define SKIP_TYPE_COL 3
34
35
36typedef struct Wmv2Context{
37 MpegEncContext s;
38 IntraX8Context x8;
e6bc38fd 39 WMV2DSPContext wdsp;
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40 int j_type_bit;
41 int j_type;
42 int abt_flag;
43 int abt_type;
44 int abt_type_table[6];
45 int per_mb_abt;
46 int per_block_abt;
47 int mspel_bit;
48 int cbp_table_index;
49 int top_left_mv_flag;
50 int per_mb_rl_bit;
51 int skip_type;
52 int hshift;
53
54 ScanTable abt_scantable[2];
84dc2d8a 55 DECLARE_ALIGNED(16, DCTELEM, abt_block2)[6][64];
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56}Wmv2Context;
57
58void ff_wmv2_common_init(Wmv2Context * w);
59
98790382 60#endif /* AVCODEC_WMV2_H */