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347 lines
8.9 KiB
C
347 lines
8.9 KiB
C
/* Copyright (C) 2011, 2012 The uOFW team
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See the file COPYING for copying permission.
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*/
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/**
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* @author artart78
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* @version 6.60
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*
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* The audio.prx module RE'ing.
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*/
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#include "common_header.h"
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/** @defgroup Audio Audio Module
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*
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* @{
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*/
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/** The input parameters structure, used by sceAudioInputInitEx() */
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typedef struct
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{
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/** ? */
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int unk0;
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/** The input gain. */
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int gain;
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/** ? */
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int unk2;
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/** ? */
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int unk3;
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/** ? */
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int unk4;
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/** ? */
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int unk5;
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} SceAudioInputParams;
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/**
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* Outputs audio (raw PCM) to channel.
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*
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* @param chanId The channel ID, returned by sceAudioChReserve().
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* @param vol The volume (0 - 0xFFFF).
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* @param buf The PCM buffer to output.
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*
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* @return The sample count in case of success, otherwise less than zero.
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*/
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int sceAudioOutput(u32 chanId, int vol, void *buf);
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/**
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* Outputs audio (raw PCM) to channel and doesn't return until everything has been played.
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*
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* @param chanId The channel ID, returned by sceAudioChReserve().
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* @param vol The volume (0 - 0xFFFF).
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* @param buf The PCM buffer to output.
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*
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* @return The sample count in case of success, otherwise less than zero.
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*/
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int sceAudioOutputBlocking(u32 chanId, int vol, void *buf);
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/**
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* Outputs audio (raw PCM) to channel with different left and right volumes.
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*
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* @param chanId The channel ID, returned by sceAudioChReserve().
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* @param leftVol The left volume (0 - 0xFFFF).
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* @param rightVol The right volume (0 - 0xFFFF).
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* @param buf The PCM buffer to output.
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*
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* @return The sample count in case of success, otherwise less than zero.
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*/
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int sceAudioOutputPanned(u32 chanId, int leftVol, int rightVol, void *buf);
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/**
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* Outputs audio (raw PCM) to channel with different left and right volumes. The function doesn't return until the entire buffer has been played.
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*
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* @param chanId The channel ID, returned by sceAudioChReserve().
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* @param leftVol The left volume (0 - 0xFFFF).
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* @param rightVol The right volume (0 - 0xFFFF).
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* @param buf The PCM buffer to output.
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*
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* @return The sample count in case of success, otherwise less than zero.
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*/
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int sceAudioOutputPannedBlocking(u32 chanId, int leftVol, int rightVol, void *buf);
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/**
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* Reserves a channel.
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*
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* @param channel The channel ID you want to reserve, or -1 if you want the first free one to be selected.
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* @param sampleCount The number of samples.
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* @param format The audio format (0x10 for MONO, 0 for STEREO)
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*
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* @return The channel ID in case of success, otherwise less than zero.
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*/
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int sceAudioChReserve(int channel, int sampleCount, int format);
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/**
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* Reserves the channel & outputs in "one shot"
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*
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* @param chanId The channel ID, or -1 if you want the first free channel to be chose.
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* @param sampleCount The number of samples to play.
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* @param fmt The audio format (0x10 for MONO, 0 for STEREO)
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* @param leftVol The left ear volume (0 - 0xFFFF).
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* @param rightVol The right ear volume (0 - 0xFFFF).
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* @param buf The PCM audio buffer.
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*
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* @return The channel ID in case of success, otherwise less than zero.
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*/
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int sceAudioOneshotOutput(int chanId, int sampleCount, int fmt, int leftVol, int rightVol, void *buf);
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/**
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* Releases a channel.
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*
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* @param channel The channel ID to release.
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*
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* @return 0 in case of succes, otherwise less than zero.
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*/
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int sceAudioChRelease(u32 channel);
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/**
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* Get the number of remaining unplayed samples of a channel.
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*
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* @param chanId The channel ID to check.
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*
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* @return The number of remaining samples.
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*/
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int sceAudioGetChannelRestLength(u32 chanId);
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/**
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* Set the sample count of a channel.
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*
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* @param chanId The channel ID.
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* @param sampleCount The number of samples.
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioSetChannelDataLen(u32 chanId, int sampleCount);
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/**
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* Change the volume of a channel.
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*
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* @param chanId The channel ID.
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* @param leftVol The left ear volume.
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* @param rightVol The right ear volume.
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*
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* @return 0 on success, otherwise less than 0
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*/
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int sceAudioChangeChannelVolume(u32 chanId, int leftVol, int rightVol);
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/**
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* Change the format (mono/stereo) of a channel.
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*
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* @param chanId The channel ID.
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* @param format The audio format (0 for STEREO, 0x10 for MONO).
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*
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* @return 0 on success, otherwise less than 0
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*/
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int sceAudioChangeChannelConfig(u32 chanId, int format);
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/**
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* Change SRC output sample count.
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*
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* @param sampleCount The sample count.
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioOutput2ChangeLength(int sampleCount);
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/**
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* Get the number of SRC unplayed samples.
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*
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* @return The number of unplayed samples.
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*/
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int sceAudioOutput2GetRestSample(void);
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/**
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* Get the number of unplayed samples of a channel.
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*
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* @param chanId The channel ID.
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*
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* @return The number of samples in case of success, otherwise less than zero.
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*/
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int sceAudioGetChannelRestLen(u32 chanId);
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/**
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* Reserve a SRC output.
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*
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* @param sampleCount The number of samples of the output.
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*
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* @return 0 in case of success, otherwise less than zero.
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*/
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int sceAudioOutput2Reserve(int sampleCount);
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/**
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* Output to SRC. This function only returns when all the samples have been played.
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*
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* @param vol The output volume.
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* @param buf The PCM audio buffer.
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*
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* @return The sample count on success, otherwise less than zero.
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*/
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int sceAudioOutput2OutputBlocking(int vol, void *buf);
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/**
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* Release SRC output.
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioOutput2Release(void);
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/**
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* Sets the audio output frequency.
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*
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* @param freq The frequency (44100 or 48000).
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioSetFrequency(int freq);
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/**
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* Inits audio.
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*/
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int sceAudioInit();
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/**
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* \todo ?
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*/
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int sceAudioLoopbackTest(int arg0);
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/**
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* Frees the audio system.
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*/
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int sceAudioEnd();
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/**
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* Selects the delaying mode.
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*
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* @param arg If set to 1, channels 0 - 6 will be delayed after sceAudioOutputPannedBlocking, otherwise only channels 0 - 4 will be.
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*
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* @return 0.
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*/
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int sceAudio_driver_FF298CE7(int arg);
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/**
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* Sets the volume offset/shifting.
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*
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* @param arg The output buffer will be shifted by (arg + 8); default is 8, so arg = 0 is the default value.
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*
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* @return 0.
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*/
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int sceAudioSetVolumeOffset(int arg);
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/**
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* Reserves a SRC output.
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*
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* @param sampleCount The number of samples.
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* @param freq The output frequency.
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* @param numChans The number of output "channels" (only 2 is accepted, for stereo)
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioSRCChReserve(int sampleCount, int freq, int numChans);
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/**
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* Releases a SRC output.
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioSRCChRelease(void);
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/**
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* Outputs to SRC. The functions returns only when all the buffer has been played.
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*
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* @param vol The output volume (0 - 0xFFFF).
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* @param buf The audio PCM buffer.
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*
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* @return The sample count on success, otherwise less than zero.
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*/
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int sceAudioSRCOutputBlocking(int vol, void *buf);
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/**
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* Waits for the input to end.
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*
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* @return 0 on success, otherwise less than 0.
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*/
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int sceAudioWaitInputEnd();
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/**
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* Inits audio input.
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*
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* @param param The structure containing the input parameters.
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioInputInitEx(SceAudioInputParams *param);
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/**
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* Inits audio input (probably deprecated, has less parameters than sceAudioInputInitEx()).
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*
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* @param arg0 \todo ?
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* @param gain The input gain.
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* @param arg2 \todo ?
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*
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* @return 0 on success, otherwise less than zero.
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*/
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int sceAudioInputInit(int arg0, int gain, int arg2);
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/**
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* Waits for the input to end, and store input.
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*
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* @param sampleCount The number of samples to read.
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* @param freq The input frequency.
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* @param buf The audio PCM input buffer.
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*
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* @return The number of played samples on success, otherwise less than zero.
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*/
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int sceAudioInputBlocking(int sampleCount, int freq, void *buf);
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/**
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* Store input.
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*
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* @param sampleCount The number of samples to read.
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* @param freq The input frequency.
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* @param buf The audio PCM input buffer.
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*
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* @return The number of played samples on success, otherwise less than zero.
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*/
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int sceAudioInput(int sampleCount, int freq, void *buf);
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/**
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* Get the number of samples read from input.
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*
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* @return The sample count.
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*/
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int sceAudioGetInputLength();
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/**
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* Checks if the input has ended.
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*
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* @return 1 if the input is still running, otherwise 0.
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*/
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int sceAudioPollInputEnd();
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/**
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* \todo ?
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*/
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int sceAudio_driver_5182B550(int arg);
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/** @} */
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