/* purloined from public Microsoft RIFF docs */

#define	WAVE_FORMAT_UNKNOWN		(0x0000)
#define	WAVE_FORMAT_PCM			(0x0001) 
#define	WAVE_FORMAT_ADPCM		(0x0002)
#define	WAVE_FORMAT_ALAW		(0x0006)
#define	WAVE_FORMAT_MULAW		(0x0007)
#define	WAVE_FORMAT_OKI_ADPCM		(0x0010)
#define	WAVE_FORMAT_DIGISTD		(0x0015)
#define	WAVE_FORMAT_DIGIFIX		(0x0016)
#define	IBM_FORMAT_MULAW         	(0x0101)
#define	IBM_FORMAT_ALAW			(0x0102)
#define	IBM_FORMAT_ADPCM         	(0x0103)