Type Property

measurement

Specify this mode if your app is performing measurement of audio input or output.

Declaration

static let measurement: AVAudioSession.Mode

Discussion

This mode is intended for apps that need to minimize the amount of system-supplied signal processing to input and output signals. If recording on devices with more than one built-in microphone, the primary microphone is used.

For use with the playback, record, or playAndRecord audio session categories.