To play video

ViewController.swift

import UIKit
import MediaPlayer

class ViewController: UIViewController {

    var moviePlayer:MPMoviePlayerController!
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        var url:NSURL = NSURL(string: "http://jplayer.org/video/m4v/Big_Buck_Bunny_Trailer.m4v")!
        
        moviePlayer = MPMoviePlayerController(contentURL: url)
        
        moviePlayer.view.frame = CGRect(x: 0, y: 0, width: self.view.frame.size.width, height: self.view.frame.size.height)
        
        moviePlayer.view.sizeToFit()
        
        self.view.addSubview(moviePlayer.view)
        
        moviePlayer.fullscreen = true
        
        moviePlayer.controlStyle = MPMovieControlStyle.Embedded
        
    }

  
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
}