static int
PSL1GHT_AUD_OpenDevice(_THIS, const char *devname, int iscapture)
{
deprintf( "PSL1GHT_AUD_OpenDevice(%08X.%08X, %s, %d)\n", SHW64(this), devname, iscapture);
SDL_AudioFormat test_format = SDL_FirstAudioFormat(this->spec.format);
int valid_datatype = 0;
this->hidden = SDL_malloc(sizeof(*(this->hidden)));
if (!this->hidden) {
SDL_OutOfMemory();
return 0;
}
SDL_memset(this->hidden, 0, (sizeof *this->hidden));
// PS3 Libaudio only handles floats
while ((!valid_datatype) && (test_format)) {
this->spec.format = test_format;
switch (test_format) {
case AUDIO_F32MSB:
valid_datatype = 1;
break;
default:
test_format = SDL_NextAudioFormat();
break;
}
}
int ret=audioInit();
//set some parameters we want
//either 2 or 8 channel
_params.numChannels = AUDIO_PORT_2CH;
//8 16 or 32 block buffer
_params.numBlocks = AUDIO_BLOCK_8;
//extended attributes
_params.attrib = 0;
//sound level (1 is default)
_params.level = 1;
ret=audioPortOpen(&_params, &_portNum);
deprintf("audioPortOpen: %d\n",ret);
deprintf(" portNum: %d\n",_portNum);
ret=audioGetPortConfig(_portNum, &_config);
deprintf("audioGetPortConfig: %d\n",ret);
deprintf(" readIndex: 0x%8X\n",_config.readIndex);
deprintf(" status: %d\n",_config.status);
deprintf(" channelCount: %ld\n",_config.channelCount);
deprintf(" numBlocks: %ld\n",_config.numBlocks);
deprintf(" portSize: %d\n",_config.portSize);
deprintf(" audioDataStart: 0x%8X\n",_config.audioDataStart);
// create an event queue that will tell when a block is read
ret=audioCreateNotifyEventQueue( &_snd_queue, &_snd_queue_key);
printf("audioCreateNotifyEventQueue: %d\n",ret);
// Set it to the sprx
ret = audioSetNotifyEventQueue(_snd_queue_key);
printf("audioSetNotifyEventQueue: %d\n",ret);
// clears the event queue
ret = sysEventQueueDrain(_snd_queue);
printf("sysEentQueueDrain: %d\n",ret);
ret=audioPortStart(_portNum);
deprintf("audioPortStart: %d\n",ret);
_last_filled_buf = _config.numBlocks - 1;
this->spec.format = test_format;
this->spec.size = sizeof(float) * AUDIO_BLOCK_SAMPLES * _config.channelCount;
this->spec.freq = 48000;
this->spec.samples = AUDIO_BLOCK_SAMPLES;
this->spec.channels = _config.channelCount;
return ret == 0;
}
int main(int argc,char *argv[])
{
u32 portNum,i;
audioPortParam params;
audioPortConfig config;
s32 ret = audioInit();
printf("audioInit: %08x\n",ret);
params.numChannels = AUDIO_PORT_2CH;
params.numBlocks = AUDIO_BLOCK_8;
params.attrib = 0x1000;
params.level = 1.0f;
ret = audioPortOpen(¶ms,&portNum);
printf("audioPortOpen: %08x\n",ret);
printf(" portNum: %d\n",portNum);
ret = audioGetPortConfig(portNum,&config);
printf("audioGetPortConfig: %08x\n",ret);
printf("config.readIndex: %08x\n",config.readIndex);
printf("config.status: %d\n",config.status);
printf("config.channelCount: %ld\n",config.channelCount);
printf("config.numBlocks: %ld\n",config.numBlocks);
printf("config.portSize: %d\n",config.portSize);
printf("config.audioDataStart: %08x\n",config.audioDataStart);
ret = audioCreateNotifyEventQueue(&snd_queue,&snd_key);
printf("audioCreateNotifyEventQueue: %08x\n",ret);
printf("snd_queue: %16lx\n",(long unsigned int)snd_queue);
printf("snd_key: %16lx\n",snd_key);
ret = audioSetNotifyEventQueue(snd_key);
printf("audioSetNotifyEventQueue: %08x\n",ret);
ret = sysEventQueueDrain(snd_queue);
printf("sysEventQueueDrain: %08x\n",ret);
ret = audioPortStart(portNum);
printf("audioPortStart: %08x\n",ret);
i = 0;
while(i<1000) {
playOneBlock(&config);
i++;
}
ret = audioPortStop(portNum);
printf("audioPortStop: %08x\n",ret);
ret = audioRemoveNotifyEventQueue(snd_key);
printf("audioRemoveNotifyEventQueue: %08x\n",ret);
ret = audioPortClose(portNum);
printf("audioPortClose: %08x\n",ret);
ret = sysEventQueueDestroy(snd_queue,0);
printf("sysEventQueueDestroy: %08x\n",ret);
ret = audioQuit();
printf("audioQuit: %08x\n",ret);
return 0;
}
