LOCAL_AUDIO_STREAM_STATE
The state of the local audio.
Enumerator
- LOCAL_AUDIO_STREAM_STATE_STOPPED
 - 0: The local audio is in the initial state.
 - LOCAL_AUDIO_STREAM_STATE_RECORDING
 - 1: The local audio capturing device starts successfully.
 - LOCAL_AUDIO_STREAM_STATE_ENCODING
 - 2: The first audio frame encodes successfully.
 - LOCAL_AUDIO_STREAM_STATE_FAILED
 - 3: The local audio fails to start.