title: Open camera in half portion of screen - iPhone
body: <p>I want to ask that , can I open iPhone camera in some limited portion on view?</p>
  
  <p>I have implemented bar code reader concept in my app in which I am using camera.</p>
  
  <p>Now, i want to open the camera in specific area on view.
  Is it possible?
  If yes than how?</p>