title: How to Add Colormap, OpenCV?
body: <p>The <code>Open CV</code> color map is fixed. (<code>C++</code>)</p>
  
  <p>But I need a new color.</p>
  
  <p>What I want is blue to white, with red in between, and the higher temperature is yellow
  I want the color of Thermal, As shown in the picture below .</p>
  
  <p><img src="https://i.stack.imgur.com/hotOd.jpg" alt="enter image description here"></p>
  
  <p>How do I add a color map?</p>
  
  <p>Any Suggestions..?</p>