设备旋转后AVPlayer视频不能调整大小

import AVFoundation

class ViewController: UIViewController {
    var player: AVPlayer!
    var playerLayer: AVPlayerLayer!

    override func viewDidLoad() {
        super.viewDidLoad()
        
        // 创建AVPlayer对象
        let videoURL = URL(string: "https://example.com/video.mp4")!
        player = AVPlayer(url: videoURL)
        
        // 创建AVPlayerLayer对象
        playerLayer = AVPlayerLayer(player: player)
        playerLayer.frame = view.bounds
        playerLayer.videoGravity = .resizeAspect
        
        // 将AVPlayerLayer添加到视图中
        view.layer.addSublayer(playerLayer)
        
        // 监听设备旋转通知
        NotificationCenter.default.addObserver(self, selector: #selector(deviceOrientationDidChange), name: UIDevice.orientationDidChangeNotification, object: nil)
    }
    
    @objc func deviceOrientationDidChange() {
        // 获取当前设备的旋转方向
        let deviceOrientation = UIDevice.current.orientation
        
        // 根据设备的旋转方向来更新视频播放器的布局
        switch deviceOrientation {
        case .portrait, .portraitUpsideDown, .landscapeLeft, .landscapeRight:
            playerLayer.frame = view.bounds
        default:
            break
        }
    }
}