AudioSampleProvider.freeSampleFrameCountLowThreshold
public uint freeSampleFrameCountLowThreshold;
Description 描述
Then the free sample count falls below this threshold, the AudioSampleProvider.sampleFramesAvailable event and associated native is emitted.
The associated native event handler, set with Experimental.Audio.AudioSampleProvider.SetSampleFramesAvailableNativeEventHandler is also invoked.