Draft
This page is not complete.
This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
The TrackDefault
interface provides a SourceBuffer
with kind, label, and language information for tracks that do not contain this information in the initialization segments of a media chunk.
A TrackDefault
object is provided to a SourceBuffer
object by setting its SourceBuffer.trackDefaults
property.
TrackDefault()
TrackDefault
object.TrackDefault.type
Read only
SourceBuffer
's media segment data relates to (i.e. audio, video, or text track.)TrackDefault.byteStreamTrackID
Read only
SourceBuffer
should apply to.TrackDefault.language
Read only
TrackDefault.label
Read only
TrackDefault.kinds
Read only
TBD
Specification | Status | Comment |
---|---|---|
Media Source Extensions The definition of 'TrackDefault' in that specification. | Candidate Recommendation | Initial definition. |
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
---|---|---|---|---|---|
Basic support | ? | No support | ? | ? | ? |
Feature | Android | Firefox Mobile (Gecko) | Firefox OS (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | ? | No support | No support | ? | ? | No support |
© 2005–2017 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/TrackDefault