title: How can I transport external video stream, instead of the webcam on webrtc session?
body: <p>I'm working over RTCPeerConnection js. I want to broadcast ip cam stream(M3U/HLS) or any video stream on android platform with webrtc. I dont know how to attach external stream to webrtc session.</p>
  
  <p>Is it possible with webrtc or another realtime protocol api?</p>