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<html> <body> <video id="myVideo" width="320" height="176" controls onratechange="myFunction()"> <source src="mov_bbb.mp4" type="video/mp4"> <source src="mov_bbb.ogg" type="video/ogg"> Your browser does not support HTML5 video.</video><p id="demo">Change the speed of the video</p><input type="range" min="0.1" max="3" step="0.1" value="1"oninput="changeRate(this)"><script>function myFunction() { document.getElementById("demo").innerHTML = "The video's speed is " + document.getElementById("myVideo").playbackRate;}function changeRate(obj) { document.getElementById("myVideo").playbackRate = obj.value;}</script> <p>This example demonstrates how to use the "onratechange" attribute on a VIDEO element.</p><p>Video courtesy of <a href="https://www.bigbuckbunny.org/" target="_blank">Big Buck Bunny</a>.</p></body> </html>