var pc = new cordova.plugins.iosrtc.RTCPeerConnection({
    iceServers: []
});

cordova.plugins.iosrtc.getUserMedia(
  // constraints
  { audio: true, video: true },
  // success callback
  function (stream) {
    console.log('got local MediaStream: ', stream);
    pc.addStream(stream);
  },
  // failure callback
  function (error) {
    console.error('getUserMedia failed: ', error);
  }
);

var sessionDescriptionHandlerOptions = {

                constraints: {
                    audio: audioId,
                    video: videoId
                },


                media: {
                    local: {
                      audio: document.getElementById('localAudio')
                    },
                    remote: {
                      audio: document.getElementById('remoteAudio')
                    }
                },


            extraHeaders: extraHeaders

            }

}

userAgent.invite('sipusertocall', sessionDescriptionHandlerOptions);

navigator.mediaDevices.getUserMedia(
 function (stream) {
    console.log('got local MediaStream: ', stream);

    window.stream = stream;
  },
  // failure callback
  function (error) {
    console.error('getUserMedia failed: ', error);
  }
)

var sessionDescriptionHandlerOptions = {

                constraints: {
                    audio: audioId,
                    video: videoId
                },


                media: {
                    local: {
                      audio: document.getElementById('localAudio')
                    },
                    remote: {
                      audio: document.getElementById('remoteAudio')
                    }
                },


            extraHeaders: extraHeaders

        }

userAgent.invite('sipusertocall', sessionDescriptionHandlerOptions);