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| Rev | Author | Line No. | Line |
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| 4349 | Serge | 1 | /* |
| 2 | * Copyright (c) 2001-2003 The ffmpeg Project |
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| 3 | * |
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| 4 | * This file is part of FFmpeg. |
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| 5 | * |
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| 6 | * FFmpeg 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 |
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| 8 | * License as published by the Free Software Foundation; either |
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| 9 | * version 2.1 of the License, or (at your option) any later version. |
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| 10 | * |
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| 11 | * FFmpeg 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 |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | * Lesser General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU Lesser General Public |
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| 17 | * License along with FFmpeg; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | */ |
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| 20 | |||
| 21 | /** |
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| 22 | * @file |
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| 23 | * ADPCM encoder/decoder common header. |
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| 24 | */ |
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| 25 | |||
| 26 | #ifndef AVCODEC_ADPCM_H |
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| 27 | #define AVCODEC_ADPCM_H |
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| 28 | |||
| 29 | #include |
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| 30 | |||
| 31 | #define BLKSIZE 1024 |
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| 32 | |||
| 33 | typedef struct ADPCMChannelStatus { |
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| 34 | int predictor; |
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| 35 | int16_t step_index; |
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| 36 | int step; |
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| 37 | /* for encoding */ |
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| 38 | int prev_sample; |
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| 39 | |||
| 40 | /* MS version */ |
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| 41 | int sample1; |
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| 42 | int sample2; |
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| 43 | int coeff1; |
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| 44 | int coeff2; |
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| 45 | int idelta; |
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| 46 | } ADPCMChannelStatus; |
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| 47 | |||
| 48 | #endif /* AVCODEC_ADPCM_H */ |