2 * Copyright (c) 2001-2003 The FFmpeg Project
4 * This file is part of FFmpeg.
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.
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.
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
26 #ifndef AVCODEC_ADPCM_DATA_H
27 #define AVCODEC_ADPCM_DATA_H
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 };
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];
45 #endif /* AVCODEC_ADPCM_DATA_H */