blob: e2cdc8130064ee6a96a4ee51b3103fb8d761d139
1 | /* |
2 | * Copyright (c) 2003 Michael Niedermayer |
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 | /** |
22 | * @file |
23 | * ASUS V1/V2 encoder/decoder common data. |
24 | */ |
25 | |
26 | #ifndef AVCODEC_ASV_H |
27 | #define AVCODEC_ASV_H |
28 | |
29 | #include <stdint.h> |
30 | |
31 | #include "libavutil/mem.h" |
32 | |
33 | #include "avcodec.h" |
34 | #include "blockdsp.h" |
35 | #include "bswapdsp.h" |
36 | #include "fdctdsp.h" |
37 | #include "idctdsp.h" |
38 | #include "get_bits.h" |
39 | #include "pixblockdsp.h" |
40 | #include "put_bits.h" |
41 | |
42 | typedef struct ASV1Context { |
43 | AVCodecContext *avctx; |
44 | BlockDSPContext bdsp; |
45 | BswapDSPContext bbdsp; |
46 | FDCTDSPContext fdsp; |
47 | IDCTDSPContext idsp; |
48 | PixblockDSPContext pdsp; |
49 | PutBitContext pb; |
50 | GetBitContext gb; |
51 | ScanTable scantable; |
52 | int inv_qscale; |
53 | int mb_width; |
54 | int mb_height; |
55 | int mb_width2; |
56 | int mb_height2; |
57 | DECLARE_ALIGNED(16, int16_t, block)[6][64]; |
58 | uint16_t intra_matrix[64]; |
59 | int q_intra_matrix[64]; |
60 | uint8_t *bitstream_buffer; |
61 | unsigned int bitstream_buffer_size; |
62 | } ASV1Context; |
63 | |
64 | extern const uint8_t ff_asv_scantab[64]; |
65 | extern const uint8_t ff_asv_ccp_tab[17][2]; |
66 | extern const uint8_t ff_asv_level_tab[7][2]; |
67 | extern const uint8_t ff_asv_dc_ccp_tab[8][2]; |
68 | extern const uint8_t ff_asv_ac_ccp_tab[16][2]; |
69 | extern const uint8_t ff_asv2_level_tab[63][2]; |
70 | |
71 | void ff_asv_common_init(AVCodecContext *avctx); |
72 | |
73 | #endif /* AVCODEC_ASV_H */ |
74 |