acm.cpp File Reference

#include "globalincs/pstypes.h"
#include "sound/acm.h"

Go to the source code of this file.

Classes
struct	adpcmcoef_tag
struct	adpcmblockheader_tag
struct	adpcmwaveformat_tag
struct	ADPCM_FMT_T
struct	acm_stream_t

Macros
#define	WAVE_FORMAT_ADPCM   2
#define	IF_ERR(a, b)   if (a) { mprintf(("ACM ERROR, line %d...\n", __LINE__)); return b; }
#define	IF_ERR2(a, b)   if (a) { mprintf(("ACM ERROR, line %d...\n", __LINE__)); b; }
#define	FIXED_POINT_COEF_BASE   256
#define	FIXED_POINT_ADAPTION_BASE   256
#define	SMALLEST_ADPCM_DELTA   16

Typedefs
typedef struct adpcmcoef_tag	ADPCMCOEFSET
typedef struct adpcmblockheader_tag	ADPCMBLOCKHEADER
typedef struct adpcmwaveformat_tag	ADPCMWAVEFORMAT
typedef struct ADPCM_FMT_T	adpcm_fmt_t
typedef struct acm_stream_t	acm_stream_t

Functions
int	ACM_convert_ADPCM_to_PCM (WAVEFORMATEX *pwfxSrc, ubyte *src, int src_len, ubyte **dest, int max_dest_bytes, int *dest_len, unsigned int *src_bytes_used, int dest_bps)
int	ACM_stream_open (WAVEFORMATEX *pwfxSrc, WAVEFORMATEX *pwfxDest, void **stream, int dest_bps)
int	ACM_stream_close (void *stream)
int	ACM_query_source_size (void *stream, int dest_len)
int	ACM_query_dest_size (void *stream, int src_len)
int	ACM_convert (void *stream, ubyte *src, int src_len, ubyte *dest, int max_dest_bytes, unsigned int *dest_len, unsigned int *src_bytes_used)

Macro Definition Documentation

#define FIXED_POINT_ADAPTION_BASE   256

Definition at line 75 of file acm.cpp.

#define FIXED_POINT_COEF_BASE   256

Definition at line 74 of file acm.cpp.

#define IF_ERR	(		a,
			b
	)		if (a) { mprintf(("ACM ERROR, line %d...\n", __LINE__)); return b; }

Definition at line 62 of file acm.cpp.

#define IF_ERR2	(		a,
			b
	)		if (a) { mprintf(("ACM ERROR, line %d...\n", __LINE__)); b; }

Definition at line 63 of file acm.cpp.

#define SMALLEST_ADPCM_DELTA   16

Definition at line 76 of file acm.cpp.

#define WAVE_FORMAT_ADPCM   2

Definition at line 16 of file acm.cpp.

Typedef Documentation

typedef struct acm_stream_t acm_stream_t

typedef struct ADPCM_FMT_T adpcm_fmt_t

typedef struct adpcmblockheader_tag ADPCMBLOCKHEADER

typedef struct adpcmcoef_tag ADPCMCOEFSET

typedef struct adpcmwaveformat_tag ADPCMWAVEFORMAT

Function Documentation

int ACM_convert	(	void *	stream,
		ubyte *	src,
		int	src_len,
		ubyte *	dest,
		int	max_dest_bytes,
		unsigned int *	dest_len,
		unsigned int *	src_bytes_used
	)

Definition at line 635 of file acm.cpp.

int ACM_convert_ADPCM_to_PCM	(	WAVEFORMATEX *	pwfxSrc,
		ubyte *	src,
		int	src_len,
		ubyte **	dest,
		int	max_dest_bytes,
		int *	dest_len,
		unsigned int *	src_bytes_used,
		int	dest_bps
	)

Definition at line 351 of file acm.cpp.

int ACM_query_dest_size	(	void *	stream,
		int	src_len
	)

Definition at line 620 of file acm.cpp.

int ACM_query_source_size	(	void *	stream,
		int	dest_len
	)

Definition at line 605 of file acm.cpp.

int ACM_stream_close

(

void *

stream

)

Definition at line 591 of file acm.cpp.

int ACM_stream_open	(	WAVEFORMATEX *	pwfxSrc,
		WAVEFORMATEX *	pwfxDest,
		void **	stream,
		int	dest_bps
	)

Definition at line 499 of file acm.cpp.