1.簡單播放/停止功能
import AVFoundation
class ViewController: UIViewController, AVAudioPlayerDelegate {
var audioPlayer: AVAudioPlayer?
var timer: NSTimer?
@IBOutlet weak var progress: UIProgressView!
@IBAction func player(sender: UIButton) {
let url = NSBundle.mainBundle().URLForResource("斷點", withExtension: "mp3")
do {
try audioPlayer = AVAudioPlayer(contentsOfURL: url!)
// audioPlayer?.enableRate = true
// audioPlayer?.rate = 10
audioPlayer?.prepareToPlay()
audioPlayer?.play()
print(audioPlayer?.duration)
audioPlayer?.delegate = self
}
catch let error as NSError {
print(error.code, error.localizedDescription)
}
timer = NSTimer.scheduledTimerWithTimeInterval(1, target: self, selector: #selector(didTime(_:)), userInfo: nil, repeats: true)
}
@IBAction func stop(sender: UIButton) {
audioPlayer?.pause()
timer?.invalidate()
}
func didTime(timer: NSTimer) {
print("\(audioPlayer?.currentTime)s")
print("\((audioPlayer?.currentTime)! / (audioPlayer?.duration)!)")
progress.progress = Float((audioPlayer?.currentTime)! / (audioPlayer?.duration)!)
}
func audioPlayerDidFinishPlaying(player: AVAudioPlayer, successfully flag: Bool) {
print("播放完成")
}
}
