Result Size: 625 x 664
x
 
<!DOCTYPE html> 
<html> 
<body> 
<video id="myVideo" width="320" height="240" controls autoplay>
  <source src="movie.mp4" type="video/mp4">
  <source src="movie.ogg" type="video/ogg">
  Your browser does not support the video tag.
</video><br>
<p>Click the button to get the network state of the video.</p>
<button onclick="myFunction()">Try it</button>
<p id="demo"></p>
<script>
function myFunction() {
  var x = document.getElementById("myVideo").networkState;
  document.getElementById("demo").innerHTML = x;
}
</script>
</body> 
</html>