//
// CreateTrack
//
private void CreateTrack(bool tryRelease)
{
int numToWrite, numWritten;
if (effect.dataArray is sbyte[] byteData)
{
numToWrite = byteData.Length;
track = new android.media.AudioTrack(
android.media.AudioManager.STREAM_MUSIC,
effect.sampleRate, effect.channelConfig,
android.media.AudioFormat.ENCODING_PCM_8BIT,
numToWrite, android.media.AudioTrack.MODE_STATIC);
numWritten = track.write(byteData, 0, numToWrite);
}
else if (effect.dataArray is short[] shortData)
{
numToWrite = shortData.Length;
track = new android.media.AudioTrack(
android.media.AudioManager.STREAM_MUSIC,
effect.sampleRate, effect.channelConfig,
android.media.AudioFormat.ENCODING_PCM_16BIT,
numToWrite * 2, android.media.AudioTrack.MODE_STATIC);
numWritten = track.write(shortData, 0, numToWrite);
}
else
{
numToWrite = 0;
numWritten = android.media.AudioTrack.ERROR_INVALID_OPERATION;
}
if (numWritten != numToWrite)
{
track = null;
if (numWritten < 0)
{
if (SoundEffect.ReleaseInstance())
{
CreateTrack(false);
}
}
if (track == null)
{
GameRunner.Log($"SoundEffectInstance '{effect.Name}' error {numWritten}/{numToWrite}");
}
return;
}
track.setNotificationMarkerPosition(effect.markerFrame);
track.setPlaybackPositionUpdateListener(watcher = new SoundEffectInstanceWatcher());
}
