[英]Videos stops and plays from the beginning instead of pausing ,swift AVPlayer
我有一個uiView,我正在其中使用自定義控件播放視頻。
當我暫停視頻時,它會轉到視頻的開頭並暫停,而不是在該特定幀暫停
以下是我的代碼
func playButtonTapped(cell: ViewTableCell) {
guard let indexPath = self.tableView.indexPath(for: cell) else {
return
}
let url = Bundle.main.path(forResource:ArtistFeeds.sharedInstance.videoFeeds[indexPath.row].videoUrl, ofType:"mp4")
let path = NSURL.fileURL(withPath: url!)
currentCell = tableView.cellForRow(at: indexPath) as! ViewTableCell
currentCell.videoPlayerItem = AVPlayerItem.init(url: path)
let playImage = UIImage(named: "image_video_play") as UIImage?
let pauseImage = UIImage(named: "image_video_pause") as UIImage?
if currentCell.avPlayer?.rate == 1.0 {
currentCell.stopPlayback()
currentCell.playButton.isHidden = false
currentCell.playButton.setImage(playImage, for: .normal)
} else {
currentCell.startPlayback()
currentCell.playButton.isHidden = true
currentCell.playButton.setImage(pauseImage, for: .normal)
}
}
我在ViewTableCell類中設置videoPlayer,如下所示
var avPlayer: AVPlayer?
var avPlayerLayer: AVPlayerLayer?
var videoPlayerItem: AVPlayerItem? = nil {
didSet {
avPlayer?.replaceCurrentItem(with: self.videoPlayerItem)
}
}
@IBAction func playButtonAction(_ sender: UIButton) {
self.delegate?.playButtonTapped(cell: self)
}
func setupMoviePlayer(){
self.avPlayer = AVPlayer.init(playerItem: self.videoPlayerItem)
avPlayerLayer = AVPlayerLayer(player: avPlayer)
avPlayerLayer?.videoGravity = AVLayerVideoGravityResizeAspect
avPlayer?.volume = 3
avPlayer?.actionAtItemEnd = .none
avPlayerLayer?.frame = videoView.bounds
self.backgroundColor = .clear
videoView.layer.insertSublayer(avPlayerLayer!, at: 0)
let interval = CMTime(value: 1, timescale: 2)
avPlayer?.addPeriodicTimeObserver(forInterval: interval, queue: DispatchQueue.main, using :{ (progressTime) in
let seconds = CMTimeGetSeconds(progressTime)
if let duration = self.avPlayer?.currentItem?.duration{
let durationSeconds = CMTimeGetSeconds(duration)
self.videoSlider.value = Float(seconds/durationSeconds)
}
})
}
func stopPlayback(){
self.avPlayer?.pause()
}
func startPlayback(){
self.avPlayer?.play()
}
問題是每次單擊播放按鈕時都會調用“ currentCell.videoPlayerItem = AVPlayerItem.init(url:path)”,它正在替換videoPlayerItem。 我想在特定的幀處暫停視頻,而不要回到視頻的開頭。
我該如何克服這個問題。 任何幫助將不勝感激。
每次按下按鈕時,都將替換videoPlayerItem
。 這就是它重置的原因:
avPlayer?.replaceCurrentItem(with: self.videoPlayerItem)
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