/// <summary>
/// WebRTC Establishment: Builds the Peer Connection.
/// </summary>
/// <param name="mediaOptions"></param>
/// <returns></returns>
private async Task <RTCPeerConnection> BuildPeerConnection(MediaOptions mediaOptions)
{
return(await Task.Run(() =>
{
var factory = new WebRtcFactory(new WebRtcFactoryConfiguration());
var peerConnection = new RTCPeerConnection(
new RTCConfiguration()
{
Factory = factory,
BundlePolicy = RTCBundlePolicy.Balanced,
IceTransportPolicy = RTCIceTransportPolicy.All
});
peerConnection.OnTrack += this.OnTrack;
peerConnection.OnRemoveTrack += this.OnRemoveTrack;
if ((mediaOptions.SendVideo || mediaOptions.LocalLoopback) && this.LocalVideoTrack == null)
{
if (mediaOptions.SendVideo || mediaOptions.LocalLoopback)
{
this.LocalVideoTrack = this.GetLocalVideo(factory);
}
}
if (mediaOptions.SendAudio && this.LocalAudioTrack == null)
{
if (mediaOptions.SendAudio)
{
this.LocalAudioTrack = this.GetLocalAudio(factory);
}
}
if (mediaOptions.SendVideo)
{
peerConnection.AddTrack(this.LocalVideoTrack);
}
if (mediaOptions.SendAudio)
{
peerConnection.AddTrack(this.LocalAudioTrack);
}
if (mediaOptions.LocalLoopback)
{
this.LocalVideoTrack.Element = MediaElementMaker.Bind(this.LocalVideo);
}
return peerConnection;
}));
}
/// <summary>
/// Set the desired media options.
/// Will throw an exception if the conductor
/// is not configured to support these options.
/// </summary>
/// <param name="options"></param>
public void SetMediaOptions(MediaOptions options)
{
// media options are global for the source
if (options.LocalLoopback && this.LocalVideo == null)
{
throw new ArgumentException();
}
if (options.ReceiveVideo && this.RemoteVideo == null)
{
throw new ArgumentException();
}
this.MediaOpts = options;
}