multichannelAudioMode
The multichannel audio mode to apply when recording audio.
Declaration
var multichannelAudioMode: AVCaptureMultichannelAudioMode { get set }Discussion
This property only takes effect when the system routes audio through the built-in microphone. The system ignores the value when an external microphone is in use.
The default value is AVCaptureMultichannelAudioMode.none, which indicates to use single channel audio recording.