title: Android Pjsip Video Call: Green screen before actual window renderred
body: <p>I am implementing Video Call using the Pjsip library and 80% it worked well.</p>
  
  <p>I am facing one issue like when I initiate a video call, it first displays a green screen like below and then renders actual video streaming.</p>
  
  <p><a href="https://i.stack.imgur.com/Ww11H.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Ww11H.png" alt="enter image description here"></a></p>
  
  <p>I am not getting any hint over here.
  Can anyone please help me with this?</p>