www.pudn.com > ngcd080s.zip > adpcm.h

/************************************** 
***      ADPCM decode routines      *** 
***           Header File           *** 
**************************************/ 
 
#ifndef AdpcmH 
#define AdpcmH 
 
typedef struct { 
	int	stream; 
	char	*start; 
	char	*end; 
	char	*ptr; 
	int	shift; 
	int	flag; 
	int	signal; 
	int	delta; 
	int	ch_val; 
	int	vol; 
	int	pan; 
	} ADPCM_CH; 
 
extern int		adpcm_status; 
extern int		adpcm_statusmask; 
extern ADPCM_CH	adpcm_ch[7]; 
 
extern void		adpcm_init(void); 
extern int		adpcm_ch_init(ADPCM_CH *); 
extern void		adpcm_ch_play(ADPCM_CH *, char *, int, int, int, int); 
extern void		adpcm_ch_pause(ADPCM_CH *); 
extern void		adpcm_ch_resume(ADPCM_CH *); 
extern void		adpcm_ch_destroy(ADPCM_CH *); 
extern void		adpcm_ch_decodea(ADPCM_CH *); 
extern void		adpcm_ch_decodeb(ADPCM_CH *); 
extern void		adpcma_write(int Register, int Value); 
extern void		adpcmb_write(int Register, int Value); 
extern void		sound_mute(void); 
 
#endif