blob: 276c5fe3d171b4b48d69c0e0c96866fb5c03def3 (
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<html>
<head>
<script>
function start() {
const ac = new AudioContext();
const {stream: audioStream} = ac.createMediaStreamDestination();
const [audioTrack] = audioStream.getTracks();
const canvas = document.createElement("canvas");
const ctx = canvas.getContext("2d");
const [videoTrack] = canvas.captureStream().getTracks();
const rec = new MediaRecorder(new MediaStream([audioTrack, videoTrack]), {
mimeType: 'video/webm; codecs="vp8, opus"'
});
rec.start();
}
document.addEventListener('DOMContentLoaded', start)
</script>
</head>
</html>
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