VideoTrack: sourceBuffer property
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
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.
Value
A SourceBuffer or null.
Specifications
| Specification |
|---|
| Media Source Extensions™ # dom-videotrack-sourcebuffer |