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SourceBuffer.textTracks

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

Draft
This page is not complete.

The textTracks read-only property of the SourceBuffer interface returns a list of the text tracks currently contained inside the SourceBuffer.

Syntax

var myTextTracks = sourceBuffer.textTracks;

Value

An TextTrackList object.

Example

TBD

Specifications

Specification Status Comment
Media Source Extensions
The definition of 'textTracks' in that specification.
Recommendation Initial definition.

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support 31
31
23 — 31
Prefixed
Prefixed Requires the vendor prefix: -webkit-
Yes 42
42
25 — 42
Disabled
Limited support to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites. The whitelist was removed when Media Source Extensions was enabled by default in Firefox 42.
Disabled From version 25 until version 42 (exclusive): this feature is behind the media.mediasource.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.
11
11
Only works on Windows 8+.
15 8
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support 4.4.3 ? Yes No 30 No ?

See also

© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/SourceBuffer/textTracks