/// <inheritdoc/>
protected internal override void OnUnpaired(MediaTrack track)
{
Debug.Assert(track is RemoteVideoTrack);
Debug.Assert(VideoTrack == track);
VideoTrack = null;
VideoStreamStopped.Invoke(VideoTrack);
}
/// <inheritdoc/>
protected internal override void OnPaired(MediaTrack track)
{
var remoteVideoTrack = (RemoteVideoTrack)track;
Debug.Assert(VideoTrack == null);
VideoTrack = remoteVideoTrack;
VideoStreamStarted.Invoke(VideoTrack);
}
private void TearDown()
{
try
{
_nativeVideo?.DisableRemoteVideo();
_nativeVideo?.Dispose();
}
finally
{
_nativeVideo = null;
}
_source = null;
}
/// <summary>
/// Callback on remote videa track added.
///
/// For simplicity this grabs the first remote video track found and uses it to render its
/// content on the right pane of the Tracks window.
/// </summary>
/// <param name="track">The video track added.</param>
/// <seealso cref="RemoteVideoTrack_I420AFrameReady"/>
private void OnRemoteVideoTrackAdded(RemoteVideoTrack track)
{
Logger.Log($"Added remote video track {track.Name} of transceiver {track.Transceiver.Name}.");
ThreadHelper.RunOnMainThread(() =>
{
var trvm = Transceivers.SingleOrDefault(tr => tr.Transceiver == track.Transceiver);
Debug.Assert(trvm.Transceiver.RemoteVideoTrack == track);
trvm.NotifyReceiverChanged(); // this is thread-aware
// This raises property changed events in current thread, needs to be main one
VideoTracks.Add(new VideoTrackViewModel(track));
});
}
private void Peer_VideoTrackRemoved(Transceiver transceiver, RemoteVideoTrack track)
{
Debug.Assert(track.Transceiver == null); // already removed
// Note: if the transceiver was created by SetRemoteDescription() internally, but the user
// did not add any MediaLine in the component, then the transceiver is ignored.
// SetRemoteDescriptionAsync() already triggered a warning in this case, so be silent here.
MediaLine mediaLine = _mediaLines.Find((MediaLine ml) => ml.Transceiver == transceiver);
if (mediaLine != null)
{
Debug.Assert(mediaLine != null);
Debug.Assert(mediaLine.MediaKind == MediaKind.Video);
mediaLine.OnUnpaired(track);
}
}
/// <summary>
/// Start rendering the passed source.
/// </summary>
/// <remarks>
/// Can be used to handle <see cref="VideoTrackSource.VideoStreamStarted"/> or <see cref="VideoReceiver.VideoStreamStarted"/>.
/// </remarks>
public void StartRendering(IVideoSource source)
{
_source = source as RemoteVideoTrack;
Debug.Assert(_source != null, "NativeVideoRender currently only supports RemoteVideoTack");
switch (source.FrameEncoding)
{
case VideoEncoding.I420A:
_i420aFrameQueue = new VideoFrameQueue <I420AVideoFrameStorage>(2);
_source.I420AVideoFrameReady += I420AVideoFrameReady;
break;
case VideoEncoding.Argb32:
break;
}
}
/// <summary>
/// Start rendering the passed source.
/// </summary>
/// <remarks>
/// Can be used to handle <see cref="VideoTrackSource.VideoStreamStarted"/> or <see cref="VideoReceiver.VideoStreamStarted"/>.
/// </remarks>
public void StartRendering(IVideoSource source)
{
_source = source as RemoteVideoTrack;
Debug.Assert(_source != null, "NativeVideoRender currently only supports RemoteVideoTack");
switch (source.FrameEncoding)
{
case VideoEncoding.I420A:
_nativeVideo = new NativeVideo(_source.NativeHandle);
_nativeVideo.TextureSizeChanged += TextureSizeChangeCallback;
_nativeVideo.EnableRemoteVideo(VideoKind.I420, null);
break;
case VideoEncoding.Argb32:
break;
}
}
/// <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}.");
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);
}
public void OnVideoTrackSubscribed(RemoteParticipant p0, RemoteVideoTrackPublication p1, RemoteVideoTrack p2)
{
try
{
RemoteVideoTrack = p1.RemoteVideoTrack;
Listener?.SetRemoteVideoTrack(RemoteVideoTrack);
}
catch (Exception e)
{
Methods.DisplayReportResultTrack(e);
}
}
public void OnVideoTrackUnsubscribed(RemoteParticipant p0, RemoteVideoTrackPublication p1, RemoteVideoTrack p2)
{
try
{
if (RemoteVideoTrack?.Name != p1.TrackName)
{
return;
}
Listener?.RemoveRemoteVideoTrack(RemoteVideoTrack);
RemoteVideoTrack = null;
}
catch (Exception e)
{
Methods.DisplayReportResultTrack(e);
}
}
public void OnClientVideoTrackRemoved(Transceiver transceiver, RemoteVideoTrack track)
{
this.clientVideoTrack.I420AVideoFrameReady -= this.OnClientVideoReceived;
this.clientVideoTrack = null;
}
public void OnClientVideoTrackAdded(RemoteVideoTrack track)
{
this.clientVideoTrack = track;
this.clientVideoTrack.I420AVideoFrameReady += this.OnClientVideoReceived;
}
public void OnVideoTrackUnsubscribed(RemoteParticipant p0, RemoteVideoTrackPublication p1, RemoteVideoTrack p2)
{
if (RemoteVideoTrack.Name != p2.Name)
{
return;
}
_listener?.RemoveRemoteVideoTrack(RemoteVideoTrack);
RemoteVideoTrack = null;
}
public void OnVideoTrackSubscribed(RemoteParticipant p0, RemoteVideoTrackPublication p1, RemoteVideoTrack p2)
{
RemoteVideoTrack = p2;
_listener?.SetRemoteVideoTrack(RemoteVideoTrack);
}
public void OnVideoTrackUnsubscribed(RemoteParticipant p0, RemoteVideoTrackPublication p1, RemoteVideoTrack p2)
{
try
{
if (RemoteVideoTrack.Name != p1.TrackName)
{
return;
}
Listener?.RemoveRemoteVideoTrack(RemoteVideoTrack);
RemoteVideoTrack = null;
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public void OnVideoTrackSubscribed(RemoteParticipant p0, RemoteVideoTrackPublication p1, RemoteVideoTrack p2)
{
try
{
RemoteVideoTrack = p1.RemoteVideoTrack;
Listener?.SetRemoteVideoTrack(RemoteVideoTrack);
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public VideoTrackViewModel(RemoteVideoTrack track)
: base(track, null)
{
}
private void OnVideoTrackAdded2(RemoteVideoTrack track)
{
videoTrackAddedEvent2_.Set();
}
private void OnVideoTrackRemoved2(Transceiver transceiver, RemoteVideoTrack track)
{
videoTrackRemovedEvent2_.Set();
}
