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adpcm_data.h
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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 extern const int8_t ff_adpcm_index_table[16];
32 extern const int16_t ff_adpcm_step_table[89];
33 extern const int16_t ff_adpcm_oki_step_table[49];
34 extern const int16_t ff_adpcm_AdaptationTable[];
35 extern const uint8_t ff_adpcm_AdaptCoeff1[];
36 extern const int8_t ff_adpcm_AdaptCoeff2[];
37 extern const int16_t ff_adpcm_yamaha_indexscale[];
38 extern const int8_t ff_adpcm_yamaha_difflookup[];
39 extern const int16_t ff_adpcm_afc_coeffs[2][16];
40 
41 #endif /* AVCODEC_ADPCM_DATA_H */