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mashiro/video-gain.js

Last active January 5, 2019 13:59
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video-gain.js
const gain = ((el) => {
const ctx = new window.AudioContext();
const source = ctx.createMediaElementSource(el);
const gain = ctx.createGain();
source.connect(gain);
gain.connect(ctx.destination)
return (multiplier) => { gain.gain.value = Math.min(multiplier, 10); };
})(document.querySelector("video"));
gain(2);
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