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AudioData: AudioData() constructor

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The AudioData() constructor creates a new AudioData object which represents an individual audio sample.

Syntax

js

new AudioData(init)

Parameters

init

An object containing the following:

format

One of:

  • "u8"
  • "s16"
  • "s32"
  • "f32"
  • "u8-planar"
  • "s16-planar"
  • "s32-planar"
  • "f32-planar"
sampleRate

A decimal containing the sample rate in Hz.

numberOfFrames

An integer containing the number of frames in this sample.

numberOfChannels

An integer containing the number of channels in this sample.

timestamp

An integer indicating the data's time in microseconds .

data

A typed array of the audio data for this sample.

Exceptions

TypeError

Thrown if init is in an incorrect format.

Specifications

Specification
WebCodecs
# dom-audiodata-audiodata

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
AudioData 94 94 No No 80 No 94 94 No 66 No 17.0

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https://developer.mozilla.org/en-US/docs/Web/API/AudioData/AudioData