wav.h
上传用户:aoeyumen
上传日期:2007-01-06
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文件大小:2k
- /*
- *
- * wav.h
- *
- * Copyright (C) Jorgen Lundman <lundman@argonaut.com> - May 1999
- *
- * This file is part of ac3dec, a free Dolby AC-3 stream decoder.
- *
- * ac3dec is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * ac3dec is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU Make; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- */
-
- #define WAVE_FORMAT_PCM 0x0001
- #define FORMAT_MULAW 0x0101
- #define IBM_FORMAT_ALAW 0x0102
- #define IBM_FORMAT_ADPCM 0x0103
- struct riff_struct
- {
- unsigned char id[4]; /* RIFF */
- unsigned long len;
- unsigned char wave_id[4]; /* WAVE */
- };
- struct chunk_struct
- {
- unsigned char id[4];
- unsigned long len;
- };
- struct common_struct
- {
- unsigned short wFormatTag;
- unsigned short wChannels;
- unsigned long dwSamplesPerSec;
- unsigned long dwAvgBytesPerSec;
- unsigned short wBlockAlign;
- unsigned short wBitsPerSample; /* Only for PCM */
- };
- struct wave_header
- {
- struct riff_struct riff;
- struct chunk_struct format;
- struct common_struct common;
- struct chunk_struct data;
-
- struct riff_struct riffdata;
- struct chunk_struct dataformat;
- };