public override void ViewDidLoad()
{
base.ViewDidLoad();
NavigationController.NavigationBarHidden = true;
RoomNameLabel.Text = OpentokSettings.Current.RoomName;
BackgroundTap.ShouldRequireFailureOfGestureRecognizer(BackgroundDoubleTap);
BusyIndicatorView.StartAnimating();
_opentokService = OpentokStreamingService.Instance;
StartSessionAsync();
_opentokService.OnPublishStarted += () => { VideoMuted = false; };
_opentokService.OnSessionEnded += () => { LeaveChannel(); };
}