export default function setDisplaySizeFromLocalStream(
  peerConnection: PeerConnection
) {
  if (
    !peerConnection.localStream ||
    !peerConnection.localStream.getVideoTracks()[0]
  )
    return;
  if (!peerConnection.localStream.getVideoTracks()[0].getSettings().width)
    return;
  if (!peerConnection.localStream.getVideoTracks()[0].getSettings().height)
    return;
  peerConnection.sourceDisplaySize = {
    width: peerConnection.localStream.getVideoTracks()[0].getSettings().width
      ? (peerConnection.localStream.getVideoTracks()[0].getSettings()
          .width as number)
      : 640,
    height: peerConnection.localStream.getVideoTracks()[0].getSettings().height
      ? (peerConnection.localStream.getVideoTracks()[0].getSettings()
          .height as number)
      : 480,
  };
}