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skycocker/whistle_analyser.js

Created October 7, 2013 20:36
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Whistle.js analyser snippet
Raw
whistle_analyser.js
var frequencies = new Uint8Array(analyser.frequencyBinCount);
analyser.getByteFrequencyData(frequencies);
for(var i=25; i<=80; ++i) {
if(frequencies[i] > 250) document.dispatchEvent(whistleEvent);
}
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