你可以停止录制 viewWillDisappear 要么 viewDidDisappear 在你的方法 RecordingViewController 。当用户选择另一个选项卡时,将调用这些方法。
viewWillDisappear
viewDidDisappear
RecordingViewController
override func viewWillDisappear(_ animated: Bool) { super.viewWillDisappear(animated) // Stop your recording session here. }