/// <summary>
/// Set the video track used as the video source of the media player.
/// </summary>
/// <param name="videoTrack">The video track to use.</param>
public void SetVideoTrack(VideoTrackViewModel videoTrack)
{
if (_playbackVideoTrack == videoTrack)
{
return;
}
// Notify media player that source changed
if (_isVideoPlaying)
{
_videoStreamSource.NotifyError(MediaStreamSourceErrorStatus.ConnectionToServerLost);
_videoPlayer.Pause();
_isVideoPlaying = false;
}
// Detach old source
if (_playbackVideoTrack?.Track != null)
{
_playbackVideoTrack.Track.I420AVideoFrameReady -= VideoTrack_I420AFrameReady;
_videoWidth = 0;
_videoHeight = 0;
_videoStatsTimer.Stop();
_videoBridge.Clear();
UpdateVideoStats();
ThreadHelper.RunOnMainThread(() =>
{
RaisePropertyChanged("FrameWidth");
RaisePropertyChanged("FrameHeight");
});
}
_playbackVideoTrack = videoTrack;
// Attach new source
if (_playbackVideoTrack?.Track != null)
{
_playbackVideoTrack.Track.I420AVideoFrameReady += VideoTrack_I420AFrameReady;
_videoStatsTimer.Start();
}
RaisePropertyChanged("VideoTrack");
}
/// <summary>
/// Callback on remote video track removed.
/// </summary>
/// <param name="track">The video track removed.</param>
private void OnRemoteVideoTrackRemoved(Transceiver transceiver, RemoteVideoTrack track)
{
Logger.Log($"Removed remote video track {track.Name} from transceiver {transceiver.Name}.");
ThreadHelper.RunOnMainThread(() =>
{
var vtvm = VideoTracks.Single(vm => vm.TrackImpl == track);
VideoTracks.Remove(vtvm);
});
//IVideoTrack newPlaybackVideoTrack = null;
//if (LocalVideoTracks.Count > 0)
//{
// newPlaybackVideoTrack = LocalVideoTracks[0].Track;
//}
//else
//{
// videoTrackComboBox.IsEnabled = false;
// _videoStatsTimer.Stop();
//}
//SwitchMediaPlayerSource(_playbackAudioTrack, newPlaybackVideoTrack);
}