getByteTimeDomainData

Summary

Copies the current time-domain (waveform) data into the passed unsigned byte array. If the array has fewer elements than the frequencyBinCount, the excess elements will be dropped.

Method of apis/webaudio/AnalyserNodeapis/webaudio/AnalyserNode

Syntax

var  = AnalyserNode.getByteTimeDomainData(array);

Parameters

array

Data-type

void

Were time-domain analysis data will be copied.

Return Value

Returns an object of type

Uint8Array

Examples

var audioCtx = new AudioContext();
var analyser = audioCtx.createAnalyser();
// Uint8Array should be the same length as the fftSize
var dataArray = new Uint8Array(analyser.fftSize);
// fill the Uint8Array with data returned from getByteTimeDomainData()
analyser.getByteTimeDomainData(myDataArray);

Related specifications

Web Audio API

W3C Editor’s Draft