Web/API/AudioTrack/sourceBuffer

The read-only AudioTrack property sourceBuffer returns the SourceBuffer that created the track, or null if the track was not created by a SourceBuffer or the SourceBuffer has been removed from the MediaSource.sourceBuffers attribute of its parent media source.

Syntax

var sourceBuffer = AudioTrack.sourceBuffer;

Value

A SourceBuffer or null.

Specifications

Specification	Status	Comment
Media Source ExtensionsThe definition of 'AudioTrack: sourceBuffer' in that specification.	Recommendation

Browser compatibility

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
sourceBuffer	Chrome Full support 51 Disabled' Full support 51 Disabled' Disabled' From version 51: this feature is behind the enable-experimental-web-platform-features preference (needs to be set to enabled). To change preferences in Chrome, visit chrome://flags.	Edge Full support 79 Disabled' Full support 79 Disabled' Disabled' From version 79: this feature is behind the enable-experimental-web-platform-features preference (needs to be set to enabled). No support 12 — 79	Firefox No support No	IE Full support 11	Opera Full support 38 Disabled' Full support 38 Disabled' Disabled' From version 38: this feature is behind the enable-experimental-web-platform-features preference (needs to be set to enabled).	Safari Full support 6.1	WebView Android No support No	Chrome Android Full support 51 Disabled' Full support 51 Disabled' Disabled' From version 51: this feature is behind the enable-experimental-web-platform-features preference (needs to be set to enabled). To change preferences in Chrome, visit chrome://flags.	Firefox Android No support No	Opera Android Full support 41 Disabled' Full support 41 Disabled' Disabled' From version 41: this feature is behind the enable-experimental-web-platform-features preference (needs to be set to enabled).	Safari iOS Full support 7	Samsung Internet Android No support No

Legend

Full support  

Full support

No support  

No support

User must explicitly enable this feature.'

User must explicitly enable this feature.

AudioTrack.sourceBuffer by Mozilla Contributors is licensed under CC-BY-SA 2.5.