AVPlayer example

import UIKit
import AVFoundation
import AVKit

class ViewController: UIViewController {

    var player: AVPlayer!
    let videoURL = URL( string: "https://clips.vorwaerts-gmbh.de/big_buck_bunny.mp4" )

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view.
        videoPlay()
    }

    func videoPlay(){
        player = AVPlayer(url: videoURL!)
        let playerController = AVPlayerViewController()
        playerController.player = player
        self.addChild(playerController)
        self.view.addSubview(playerController.view)
        playerController.view.frame = CGRect(x: 0, y: 20, width: 375, height: 207)
        player.play()
        if player.rate != 0 && player.error == nil {
            print("video player is playing.................")
            NotificationCenter.default.addObserver(self,selector: #selector(gettime(_:)),name: nil,object: nil)
        } else {
            print("video player is NOT playing.")
        }
    }

    @objc func gettime(_ notification: Notification){
        let currentTime = Float(player.currentTime().value)
        print(currentTime)
    }
}