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28 - Video Speed Controller #37

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28 - Video Speed Controller #37

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45 changes: 45 additions & 0 deletions 28 - Video Speed Controller/changi.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Video Speed Scrubber</title>
<link rel="stylesheet" href="style.css" />
</head>
<body>
<div class="wrapper">
<video
class="flex"
width="765"
height="430"
src="http://clips.vorwaerts-gmbh.de/VfE_html5.mp4"
loop
controls
></video>
<div class="speed">
<div class="speed-bar">1×</div>
</div>
</div>

<script>
const speed = document.querySelector(".speed");
const bar = document.querySelector(".speed-bar");
const video = document.querySelector(".flex");

function handleMove(evt) {
const y = evt.pageY - this.offsetTop;
const percent = y / this.offsetHeight;
const min = 0.4;
const max = 4;
const height = Math.round(percent * 100) + "%";
const playbackRate = percent * (max - min) + min;

bar.style.height = height;
bar.textContent = playbackRate.toFixed(2) + "X";

video.playbackRate = playbackRate;
}

speed.addEventListener("mousemove", handleMove);
</script>
</body>
</html>