title: how to get Homography matrix using OpenCV (Stitching 2 images)
body: <p>I'm working on OpenCV in visual studio 2012 , i tried to get Homography matrix to Stitch 2 images in opencv  so really  i don't know the steps to follow to do'it : </p>
  
  <p><img src="https://i.stack.imgur.com/gKkrL.jpg" alt="enter image description here">  <img src="https://i.stack.imgur.com/sBvNL.jpg" alt="enter image description here"></p>