title: how to make a video call using pjsip and android
body: <p>I am working now on my  "voice over ipI android application using  the pjsip library; I want that my application handles the video call.  </p>
  
  <p>Is there any document that will help me to do it?<br>
  I'll appreciate any help.  </p>
  
  <p>Thanks in advance</p>