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fix: reverb mono

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This commit is contained in:
Felix Roos 2022-10-31 20:34:07 +01:00
parent 335d54b5f4
commit dadb8119e8
1 changed files with 2 additions and 2 deletions
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4
packages/webaudio/reverb.mjs
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@ -1,7 +1,7 @@
if (typeof AudioContext !== 'undefined') { if (typeof AudioContext !== 'undefined') {
AudioContext.prototype.impulseResponse = function (duration) { AudioContext.prototype.impulseResponse = function (duration, channels = 1) {
const length = this.sampleRate * duration; const length = this.sampleRate * duration;
const impulse = this.createBuffer(2, length, this.sampleRate); const impulse = this.createBuffer(channels, length, this.sampleRate);
const IR = impulse.getChannelData(0); const IR = impulse.getChannelData(0);
for (let i = 0; i < length; i++) IR[i] = (2 * Math.random() - 1) * Math.pow(1 - i / length, duration); for (let i = 0; i < length; i++) IR[i] = (2 * Math.random() - 1) * Math.pow(1 - i / length, duration);
return impulse; return impulse;