pspaudio.h File Reference

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Data Structures
struct	pspAudioInputParams

Macros
#define	PSP_AUDIO_VOLUME_MAX   0x8000
	The maximum output volume.
#define	PSP_AUDIO_CHANNEL_MAX   8
	The maximum number of hardware channels.
#define	PSP_AUDIO_NEXT_CHANNEL   (-1)
	Used to request the next available hardware channel.
#define	PSP_AUDIO_SAMPLE_MIN   64
	The minimum number of samples that can be allocated to a channel.
#define	PSP_AUDIO_SAMPLE_MAX   65472
	The maximum number of samples that can be allocated to a channel.
#define	PSP_AUDIO_SAMPLE_ALIGN(s)   (((s) + 63) & ~63)
	Make the given sample count a multiple of 64.

Enumerations
enum	PspAudioFormats { PSP_AUDIO_FORMAT_STEREO = 0, PSP_AUDIO_FORMAT_MONO = 0x10 }

Functions
int	sceAudioChReserve (int channel, int samplecount, int format)
	Allocate and initialize a hardware output channel.
int	sceAudioChRelease (int channel)
	Release a hardware output channel.
int	sceAudioOutput (int channel, int vol, void *buf)
	Output audio of the specified channel.
int	sceAudioOutputBlocking (int channel, int vol, void *buf)
	Output audio of the specified channel (blocking)
int	sceAudioOutputPanned (int channel, int leftvol, int rightvol, void *buf)
	Output panned audio of the specified channel.
int	sceAudioOutputPannedBlocking (int channel, int leftvol, int rightvol, void *buf)
	Output panned audio of the specified channel (blocking)
int	sceAudioGetChannelRestLen (int channel)
	Get count of unplayed samples remaining.
int	sceAudioGetChannelRestLength (int channel)
	Get count of unplayed samples remaining.
int	sceAudioSetChannelDataLen (int channel, int samplecount)
	Change the output sample count, after it's already been reserved.
int	sceAudioChangeChannelConfig (int channel, int format)
	Change the format of a channel.
int	sceAudioChangeChannelVolume (int channel, int leftvol, int rightvol)
	Change the volume of a channel.
int	sceAudioOutput2Reserve (int samplecount)
	Reserve the audio output and set the output sample count.
int	sceAudioOutput2Release (void)
	Release the audio output.
int	sceAudioOutput2ChangeLength (int samplecount)
	Change the output sample count, after it's already been reserved.
int	sceAudioOutput2OutputBlocking (int vol, void *buf)
	Output audio (blocking)
int	sceAudioOutput2GetRestSample (void)
	Get count of unplayed samples remaining.
int	sceAudioSRCChReserve (int samplecount, int freq, int channels)
	Reserve the audio output.
int	sceAudioSRCChRelease (void)
	Release the audio output.
int	sceAudioSRCOutputBlocking (int vol, void *buf)
	Output audio.
int	sceAudioInputInit (int unknown1, int gain, int unknown2)
	Init audio input.
int	sceAudioInputInitEx (pspAudioInputParams *params)
	Init audio input (with extra arguments)
int	sceAudioInputBlocking (int samplecount, int freq, void *buf)
	Perform audio input (blocking)
int	sceAudioInput (int samplecount, int freq, void *buf)
	Perform audio input.
int	sceAudioGetInputLength (void)
	Get the number of samples that were acquired.
int	sceAudioWaitInputEnd (void)
	Wait for non-blocking audio input to complete.
int	sceAudioPollInputEnd (void)
	Poll for non-blocking audio input status.