OptionalaudioOptionalconfigVU Meter configuration, optional
OptionalplayerOmakase player instance, required if source is not provided
OptionalsourceAudio level source
OptionaltracksTrack, track id, or array of tracks/track ids. A single value creates a PeakProcessorAudioLevelSource (sidecar audio) or ObservationTrackAudioLevelSource (observation track); an array creates an ObservationTrackAudioLevelSource with one ObservationTrack per channel.
Audio type, required to create a PeakProcessorAudioLevelSource from PlayerAudioType.MAIN or PlayerAudioType.OUTPUT