title: MPMoviePlayerController play background
body: <p>I want to play video's sound in the background with MPMoviePlayerController. Past the video is running, but the background sound stops. I want to continue to sound and background (in background only sound). info.plist has Background Mode set to "Audio"</p>
  
  <pre><code>    - (void)viewDidAppear:(BOOL)animated {
      [super viewDidAppear:animated];
  
      [[UIApplication sharedApplication] beginReceivingRemoteControlEvents];
      [self becomeFirstResponder];
  }
  
  - (void)viewWillDisappear:(BOOL)animated {
      [super viewWillDisappear:animated];
  
  
      [[UIApplication sharedApplication] endReceivingRemoteControlEvents];
      [self resignFirstResponder];
  }
  
  
  
  
  - (void)Play_Video{
      [[AVAudioSession sharedInstance] setDelegate: self];
      [[AVAudioSession sharedInstance] setCategory:AVAudioSessionCategoryPlayback error:nil];
      [[AVAudioSession sharedInstance] setActive: YES error: nil];
  
  
      self.movieController = [[MPMoviePlayerController alloc] init];
  
      self.movieController.view.frame = self.view.bounds;
      self.movieController.view.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin;
      self.movieController.backgroundView.backgroundColor = [UIColor clearColor];
      self.movieController.view.hidden = NO;
      self.movieController.controlStyle = MPMovieControlStyleEmbedded;
      [self.view addSubview:self.movieController.view];
      self.movieController.useApplicationAudioSession = NO;
  
      [UrlBlock VideoURL:url success:^(NSURL *URL) {
  
          if (self.movieController)
              self.movieController.contentURL = URL;
          else
              self.movieController = [[MPMoviePlayerController alloc] initWithContentURL:URL];
  
      } failure:^(NSError *error) {
          [self performSelectorOnMainThread:@selector(Alert:) withObject:error waitUntilDone:NO];
      }];
  
  
  }
  </code></pre>