VideoTrack.sourceBuffer

The read-only VideoTrack 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 = VideoTrack.sourceBuffer;

Specification	Status	Comment
Media Source Extensions The definition of 'VideoTrack: sourceBuffer' in that specification.	Recommendation

	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 45 Disabled Full support 45 Disabled Disabled From version 45: 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 10	Opera Full support 32 Disabled Full support 32 Disabled Disabled From version 32: this feature is behind the `enable-experimental-web-platform-features` preference (needs to be set to `enabled`).	Safari Full support 6.1	WebView Android Full support 45	Chrome Android Full support 45 Disabled Full support 45 Disabled Disabled From version 45: 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 32 Disabled Full support 32 Disabled Disabled From version 32: 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

Full support: Full support
No support: No support
User must explicitly enable this feature.: User must explicitly enable this feature.