public IRTCRtpSender[] GetSenders() => ((Webrtc.RTCPeerConnection)NativeObject).Senders .Select(nativeSender => RTCRtpSender.Create(nativeSender)).ToArray();
public IRTCRtpSender AddTrack(IMediaStreamTrack track, IMediaStream stream) => RTCRtpSender.Create(((Webrtc.RTCPeerConnection)NativeObject).AddTrack( track.NativeObject as Webrtc.RTCMediaStreamTrack, new string[] { track.Id }));