/* wavFormat.h - WAV audio file format *//* Copyright 2000 Wind River Systems, Inc. *//*Modification history--------------------01a,14jan00,rcb  First.*/#ifndef __INCwavFormath#define __INCwavFormath#ifdef	__cplusplusextern "C" {#endif/* RIFF file header */#define RIFF_HDR_SIG		"RIFF"#define RIFF_HDR_SIG_LEN	4typedef struct riff_hdr     {    char signature [4]; 	    /* identifier string = "RIFF" */    UINT32 length;		    /* remaining length after this header */    } RIFF_HDR, *pRIFF_HDR;/* RIFF .wav file signature */#define RIFF_WAV_DATA_SIG	"WAVE"#define RIFF_WAV_DATA_SIG_LEN	4/* RIFF chunk header */#define RIFF_CHUNK_ID_LEN	4typedef struct riff_chunk_hdr     {    char chunkId [RIFF_CHUNK_ID_LEN]; /* ID of chunk */    UINT32 length;		    /* remaining length after header */    } RIFF_CHUNK_HDR, *pRIFF_CHUNK_HDR;/* .wav format chunk */#define RIFF_WAV_FMT_CHUNK_ID	"fmt "typedef struct wav_format_chunk     {    UINT16 formatTag;		    /* format category */    UINT16 channels;		    /* number of channels */    UINT32 samplesPerSec;	    /* sampling rate */    UINT32 avgBytesPerSec;	    /* used to estminate bfr requirements */    UINT16 blockAlign;		    /* data block size */    union 	{	struct			    /* MS PCM-specific data */	    {			    	    UINT16 bitsPerSample;   /* sample size */	    } msPcm;	} fmt;    } WAV_FORMAT_CHUNK, *pWAV_FORMAT_CHUNK;/* .wav format categories */#define WAV_FMT_MS_PCM	    0x0001  /* Microsoft PCM */#define WAV_FMT_IBM_MULAW   0x0101  /* IBM mul-law */#define WAV_FMT_IBM_ALAW    0x0102  /* IBM a-law */#define WAV_FMT_IBM_ADPCM   0x0103  /* IBM AVC ADPCM *//* data chunk */#define RIFF_WAV_DATA_CHUNK_SIG "data"#ifdef	__cplusplus}#endif#endif	/* __INCwavFormath *//* End of file. */