Static AVAudioSessionMicrophoneInjectionIsAvailableKey

pub unsafe static AVAudioSessionMicrophoneInjectionIsAvailableKey: &'static NSString

Available on crate feature AVAudioSession only.

Keys for AVAudioSessionMicrophoneInjectionCapabilitiesChangeNotification

Indicates if microphone injection is available. Value is an NSNumber whose boolean value indicates if microphone injection is available.

See also Apple’s documentation