1 /* 2 * Copyright (c) 1998-2001 Yoshihide SONODA 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 */ 27 28 #ifndef _WAVE_FMT_H_ 29 #define _WAVE_FMT_H_ 30 31 #include <sys/types.h> 32 33 #define H_RIFF (*(int *)"RIFF") 34 #define H_WAVE (*(int *)"WAVE") 35 #define H_DATA (*(int *)"data") 36 #define H_FMT (*(int *)"fmt ") 37 38 /* $B9=B$BNDj5A(B (ref. MS-Windows mmsystem.h) */ 39 typedef struct tWAVEFORMAT 40 { 41 u_int16_t wFormatTag; 42 u_int16_t nChannels; 43 u_int32_t nSamplesPerSec; 44 u_int32_t nAvgBytesPerSec; 45 u_int16_t nBlockAlign; 46 u_int16_t wBitsPerSample; 47 } WAVEFORMAT, *PWAVEFORMAT; 48 49 typedef struct tWAVEFORMATEX 50 { 51 u_int16_t wFormatTag; 52 u_int16_t nChannels; 53 u_int32_t nSamplesPerSec; 54 u_int32_t nAvgBytesPerSec; 55 u_int16_t nBlockAlign; 56 u_int16_t wBitsPerSample; 57 u_int16_t cbSize; 58 } WAVEFORMATEX, *PWAVEFORMATEX; 59 60 #endif /* _WAVE_FMT_H_ */ 61