Execute a JavaScript when the video is downloading

It will Ppress play on the video.

index.html

Example: HTML

<!DOCTYPE html>
<html>
<body>
<script>
function myFunction() { alert('Downloading video');
}
</script>
<p>Press play on the video:</p>
<video controls onprogress="myFunction()"> <source src="https://download.samplelib.com/mp4/sample-5s.mp4" type="video/mp4"> <source src="https://download.samplelib.com/mp4/sample-5s.mp4" type="video/ogg"> Your browser does not support HTML5 video.
</video>
<p>Video courtesy of <a href="https://www.bigbuckbunny.org/" target="_blank">Big Buck Bunny</a>.</p>
</body>
</html>

Output should be:

Type:	html
Category:	Web Tutorial
Sub Category:	HTML Media Events Attribute
Uploaded by:	Admin