blob: 5a687131d82eece08ee34eb7e9f2bb928dbe0219
1 | /* |
2 | * Copyright (c) 2001-2003 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 | /** |
22 | * @file |
23 | * ADPCM tables |
24 | */ |
25 | |
26 | #ifndef AVCODEC_ADPCM_DATA_H |
27 | #define AVCODEC_ADPCM_DATA_H |
28 | |
29 | #include <stdint.h> |
30 | |
31 | static const uint8_t ff_adpcm_ima_block_sizes[4] = { 4, 12, 4, 20 }; |
32 | static const uint8_t ff_adpcm_ima_block_samples[4] = { 16, 32, 8, 32 }; |
33 | |
34 | extern const int8_t * const ff_adpcm_index_tables[4]; |
35 | extern const int8_t ff_adpcm_index_table[16]; |
36 | extern const int16_t ff_adpcm_step_table[89]; |
37 | extern const int16_t ff_adpcm_oki_step_table[49]; |
38 | extern const int16_t ff_adpcm_AdaptationTable[]; |
39 | extern const uint8_t ff_adpcm_AdaptCoeff1[]; |
40 | extern const int8_t ff_adpcm_AdaptCoeff2[]; |
41 | extern const int16_t ff_adpcm_yamaha_indexscale[]; |
42 | extern const int8_t ff_adpcm_yamaha_difflookup[]; |
43 | extern const int16_t ff_adpcm_afc_coeffs[2][16]; |
44 | extern const int16_t ff_adpcm_mtaf_stepsize[32][16]; |
45 | |
46 | #endif /* AVCODEC_ADPCM_DATA_H */ |
47 |