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The location of a track's duration. sound.sourceNode.buffer.duration

How to create an analyzer node for visualizations const context = Pizzicato.context; let analyser = context.createAnalyser(); sound.connect(analyser); setInterval(function () {

let bufferLength = analyser.frequencyBinCount; let frequencyData = new Uint8Array(bufferLength ); analyser.getByteFrequencyData(frequencyData); //frequency data returns an array of values let volume=frequencyData[0];

}, 50);