This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Draft
This page is not complete.
The updating read-only property of the SourceBuffer interface indicates whether the SourceBuffer is currently being updated — i.e. whether an SourceBuffer.appendBuffer(), SourceBuffer.appendStream(), or SourceBuffer.remove() operation is currently in progress.
Syntax
var isUpdating = sourceBuffer.updating;
Value
A Boolean.
Example
TBD
Specifications
| Specification | Status | Comment |
|---|---|---|
| Media Source Extensions The definition of 'updating' in that specification. |
Recommendation | Initial definition. |
Browser compatibility
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 31 23 — 31 -webkit- | 12 | 42 | 113 | 15 | 8 |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | 33 | ? | Yes | No | 30 | No | ? |
1. 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.
2. From version 25 until version 42 (exclusive): this feature is behind the media.mediasource.enabled preference. To change preferences in Firefox, visit about:config.
3. Only works on Windows 8+.