pspaudiolib.h File Reference

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Data Structures
struct	psp_audio_channelinfo

Macros
#define	PSP_NUM_AUDIO_CHANNELS   4
#define	PSP_NUM_AUDIO_SAMPLES   1024
	This is the number of frames you can update per callback, a frame being 1 sample for mono, 2 samples for stereo etc.
#define	PSP_VOLUME_MAX   0x8000

Typedefs
typedef void(*	pspAudioCallback_t) (void *buf, unsigned int reqn, void *pdata)
typedef int(*	pspAudioThreadfunc_t) (int args, void *argp)

Functions
int	pspAudioInit ()
void	pspAudioEndPre ()
void	pspAudioEnd ()
void	pspAudioSetVolume (int channel, int left, int right)
void	pspAudioChannelThreadCallback (int channel, void *buf, unsigned int reqn)
void	pspAudioSetChannelCallback (int channel, pspAudioCallback_t callback, void *pdata)
int	pspAudioOutBlocking (unsigned int channel, unsigned int vol1, unsigned int vol2, void *buf)

Macro Definition Documentation

PSP_NUM_AUDIO_CHANNELS

#define PSP_NUM_AUDIO_CHANNELS   4

PSP_NUM_AUDIO_SAMPLES

#define PSP_NUM_AUDIO_SAMPLES   1024

This is the number of frames you can update per callback, a frame being 1 sample for mono, 2 samples for stereo etc.

PSP_VOLUME_MAX

#define PSP_VOLUME_MAX   0x8000

Typedef Documentation

pspAudioCallback_t

typedef void(* pspAudioCallback_t) (void *buf, unsigned int reqn, void *pdata)

pspAudioThreadfunc_t

typedef int(* pspAudioThreadfunc_t) (int args, void *argp)

Function Documentation

pspAudioChannelThreadCallback()

void pspAudioChannelThreadCallback	(	int	channel,
		void *	buf,
		unsigned int	reqn
	)

References psp_audio_channelinfo::callback.

pspAudioEnd()

void pspAudioEnd

(

)

References psp_audio_channelinfo::handle, i, PSP_NUM_AUDIO_CHANNELS, sceAudioChRelease(), sceKernelDeleteThread(), and psp_audio_channelinfo::threadhandle.

pspAudioEndPre()

void pspAudioEndPre

(

)

pspAudioInit()

int pspAudioInit

(

)

References psp_audio_channelinfo::callback, psp_audio_channelinfo::handle, i, NULL, psp_audio_channelinfo::pdata, PSP_NUM_AUDIO_CHANNELS, PSP_NUM_AUDIO_SAMPLES, PSP_VOLUME_MAX, sceAudioChRelease(), sceAudioChReserve(), sceKernelCreateThread(), sceKernelDeleteThread(), sceKernelStartThread(), psp_audio_channelinfo::threadhandle, psp_audio_channelinfo::volumeleft, and psp_audio_channelinfo::volumeright.

pspAudioOutBlocking()

int pspAudioOutBlocking	(	unsigned int	channel,
		unsigned int	vol1,
		unsigned int	vol2,
		void *	buf
	)

References PSP_NUM_AUDIO_CHANNELS, PSP_VOLUME_MAX, and sceAudioOutputPannedBlocking().

pspAudioSetChannelCallback()

void pspAudioSetChannelCallback	(	int	channel,
		pspAudioCallback_t	callback,
		void *	pdata
	)

References psp_audio_channelinfo::callback, and psp_audio_channelinfo::pdata.

pspAudioSetVolume()

void pspAudioSetVolume	(	int	channel,
		int	left,
		int	right
	)

References psp_audio_channelinfo::volumeleft, and psp_audio_channelinfo::volumeright.