Type Property 型プロパティ

AVCaptureDeviceSubjectAreaDidChange

A notification the system posts when a capture device detects a substantial change to the video subject area.

Declaration 宣言

static let AVCaptureDeviceSubjectAreaDidChange: NSNotification.Name

Discussion 議論

The system posts this notification only if the device’s isSubjectAreaChangeMonitoringEnabled property value is true.

See Also 参照

AVFoundation