frequencyBinCount

Summary

Half the fftSize (the size of the FFT used for frequency-domain analysis).

Property of apis/webaudio/AnalyserNodeapis/webaudio/AnalyserNode

Syntax

var result = AnalyserNode.frequencyBinCount;
AnalyserNode.frequencyBinCount = value;

Return Value

Returns an object of type unsigned longunsigned long

Examples

var audioCtx = new AudioContext();
var analyser = audioCtx.createAnalyser();
var bufferLength = analyser.frequencyBinCount;

Related specifications

Web Audio API

W3C Editor’s Draft