Function call

src/content/peerconnection/multiple/js/main.js:58–88

()

}

async function call() {
  callButton.disabled = true;
  hangupButton.disabled = false;
  console.log('Starting calls');
  const audioTracks = localStream.getAudioTracks();
  const videoTracks = localStream.getVideoTracks();
  if (audioTracks.length > 0) {
    console.log(`Using audio device: ${audioTracks[0].label}`);
  }
  if (videoTracks.length > 0) {
    console.log(`Using video device: ${videoTracks[0].label}`);
  }
  // Create an RTCPeerConnection via the polyfill.
  pc1Local = new RTCPeerConnection();
  pc1Remote = new RTCPeerConnection();
  pc1Remote.ontrack = e => gotRemoteStream(e, video2);
  console.log('pc1: created local and remote peer connection objects');

  pc2Local = new RTCPeerConnection();
  pc2Remote = new RTCPeerConnection();
  pc2Remote.ontrack = e => gotRemoteStream(e, video3);
  console.log('pc2: created local and remote peer connection objects');
  localStream.getTracks().forEach(track => {
    pc1Local.addTrack(track, localStream);
    pc2Local.addTrack(track, localStream);
  });
  await Promise.all([
    negotiate(pc1Local, pc1Remote),
    negotiate(pc2Local, pc2Remote),
  ]);
}

async function negotiate(localPc, remotePc) {
  localPc.onicecandidate = e => remotePc.addIceCandidate(e.candidate);