title: Find white region of eye
body: <p>I have used eye-cascade classifier and found the eyes and also I found the eye center using eye tracker as shown in the below image.</p>
  
  <p><img src="https://i.stack.imgur.com/jj4Ys.png" alt="enter image description here"></p>
  
  <p>Now I am trying to find the white part of the eye as shown below.</p>
  
  <p><img src="https://i.stack.imgur.com/pd4wz.png" alt="enter image description here"></p>
  
  <p>Can someone help me out by providing some links are code snippets to find the white region of eye?</p>