title: Creating Dynamically changing icons in status bar and status notifications(ongoing), Android
body: <p>I want to create dynamically changing/animating icons which will show up in statusbar and notifications in android.
  Below are some examples that can clarify what I want :</p>
  
  <p><img src="https://i.stack.imgur.com/rLWqU.png" alt="enter image description here"> </p>
  
  <p><img src="https://i.stack.imgur.com/mkj0O.png" alt="enter image description here"></p>
  
  <p>In above example 2nd icon in left side of status bar changes with time ! I want to add similar functionality in my app but I am not able to figure out how to do that.</p>
  
  <p>Also please tell me what should be the dimensions of the image icon that I should make ?</p>