Information of the local audio track, which can be retrieved by calling AgoraRTCClient.getLocalAudioStats.
The audio codec.
opus: The audio codec is OPUS。
aac: The audio codec is AAC。
Firefox does not support this property.
The bitrate (bps) of the sent audio.
The total bytes of the sent audio.
The total packets of the sent audio.
The total number of lost audio packets that were sent.
The energy level of the sent audio.
The value range is [0,32767].
This value is retrieved by calling WebRTC-Stats and may not be up-to-date. To get the real-time sound volume, call LocalAudioTrack.getVolumeLevel.