-
-
Save webdesignberlin/de55ce6eb8ad260fd0dd84e135256826 to your computer and use it in GitHub Desktop.
Screen recorder in JS
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
(function() { | |
let canvas = document.querySelector('canvas'); | |
// Optional frames per second argument. | |
let stream = canvas.captureStream(25); | |
let recorder = new MediaRecorder(stream, options); | |
let blobs = []; | |
function download(blob) { | |
var url = window.URL.createObjectURL(blob); | |
var a = document.createElement('a'); | |
a.style.display = 'none'; | |
a.href = url; | |
a.download = 'test.webm'; | |
document.body.appendChild(a); | |
a.click(); | |
setTimeout(function() { | |
document.body.removeChild(a); | |
window.URL.revokeObjectURL(url); | |
}, 100); | |
} | |
recorder.ondataavailable = e => { console.log(e.data); if (e.data && e.data.size > 0) blobs.push(e.data)}; | |
recorder.onstop = (e) => download(new Blob(blobs, {type: 'video/webm'})); | |
recorder.start(10); // collect 10ms chunks of data | |
// Record for 10 seconds. | |
setTimeout(()=> recorder.stop(), 10000); | |
})(); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment