Draft
This page is not complete.
This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
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.
Constructor
TrackDefault()
- Constructs and returns a new
TrackDefault
object.
Properties
TrackDefault.type
Read only- Returns the type of track that this
SourceBuffer
's media segment data relates to (i.e. audio, video, or text track.) TrackDefault.byteStreamTrackID
Read only- Returns the ID of the specific track that the
SourceBuffer
should apply to. TrackDefault.language
Read only- Returns the default language to use when an initialization segment does not contain language information for a new track.
TrackDefault.label
Read only- Returns the default label to use when an initialization segment does not contain label information for a new track.
TrackDefault.kinds
Read only- Returns the default kinds used when an initialization segment does not contain kind information for a new track.
Examples
TBD
Specifications
Specification | Status | Comment |
---|---|---|
Media Source Extensions The definition of 'TrackDefault' in that specification. |
Candidate Recommendation | Initial definition. |
Browser compatibility
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 |
See also
Document Tags and Contributors
Tags:
Contributors to this page:
chrisdavidmills
Last updated by:
chrisdavidmills,