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49 lines
1.3 KiB
49 lines
1.3 KiB
/* |
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* ADX ADPCM codecs |
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* Copyright (c) 2001,2003 BERO |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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/** |
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* @file adx.h |
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* SEGA CRI adx codecs. |
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* |
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* Reference documents: |
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* http://ku-www.ss.titech.ac.jp/~yatsushi/adx.html |
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* adx2wav & wav2adx http://www.geocities.co.jp/Playtown/2004/ |
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*/ |
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#ifndef FFMPEG_ADX_H |
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#define FFMPEG_ADX_H |
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typedef struct { |
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int s1,s2; |
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} PREV; |
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typedef struct { |
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PREV prev[2]; |
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int header_parsed; |
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unsigned char dec_temp[18*2]; |
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int in_temp; |
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} ADXContext; |
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#define BASEVOL 0x4000 |
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#define SCALE1 0x7298 |
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#define SCALE2 0x3350 |
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#endif /* FFMPEG_ADX_H */
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