title: android - xml animation like siri wave
body: <p>I need to create live background on <code>ImageView</code>  like siri wave animation:
  <img src="https://i.stack.imgur.com/ztxk1.png" alt="enter image description here">
  <img src="https://i.stack.imgur.com/fynq3.png" alt="enter image description here"><br>
  <img src="https://i.stack.imgur.com/0qKfV.png" alt="enter image description here">
  <img src="https://i.stack.imgur.com/7lUTz.png" alt="enter image description here"></p>
  
  <p>is the way to create this with xml(or java) animations on android??</p>
  
  <p>thank you</p>