mirror of https://github.com/mgba-emu/mgba.git
PSP2: Fix audio
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@ -29,7 +29,6 @@ The ports are vaguely usable, but by no means should be considered stable.
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* Hardware acceleration
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### PS Vita (master)
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* Fix audio
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* Make it faster
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* Threaded renderer shim
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* Hardware acceleration
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@ -55,24 +55,27 @@ static void _mapVitaKey(struct GBAInputMap* map, int pspKey, enum GBAKey key) {
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static THREAD_ENTRY _audioThread(void* context) {
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struct GBAPSP2AudioContext* audio = (struct GBAPSP2AudioContext*) context;
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struct GBAStereoSample buffer[PSP2_AUDIO_BUFFER_SIZE];
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int audioPort = sceAudioOutOpenPort(PSP2_AUDIO_OUT_PORT_TYPE_MAIN, PSP2_AUDIO_BUFFER_SIZE, 48000, PSP2_AUDIO_OUT_MODE_STEREO);
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struct GBAStereoSample buffer[PSP2_SAMPLES];
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int audioPort = sceAudioOutOpenPort(PSP2_AUDIO_OUT_PORT_TYPE_MAIN, PSP2_SAMPLES, 48000, PSP2_AUDIO_OUT_MODE_STEREO);
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while (audio->running) {
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memset(buffer, 0, sizeof(buffer));
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MutexLock(&audio->mutex);
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int len = CircleBufferSize(&audio->buffer);
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len /= sizeof(buffer[0]);
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if (len > PSP2_AUDIO_BUFFER_SIZE) {
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len = PSP2_AUDIO_BUFFER_SIZE;
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if (len > PSP2_SAMPLES) {
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len = PSP2_SAMPLES;
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}
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if (len > 0) {
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len &= ~(PSP2_AUDIO_MIN_LEN - 1);
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CircleBufferRead(&audio->buffer, buffer, len * sizeof(buffer[0]));
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MutexUnlock(&audio->mutex);
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sceAudioOutSetConfig(audioPort, len, -1, -1);
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sceAudioOutOutput(audioPort, buffer);
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MutexLock(&audio->mutex);
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}
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if (CircleBufferSize(&audio->buffer) < PSP2_SAMPLES) {
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ConditionWait(&audio->cond, &audio->mutex);
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}
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MutexUnlock(&audio->mutex);
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}
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sceAudioOutReleasePort(audioPort);
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