The kind
property contains a string indicating the category of video contained in the VideoTrack
. The kind
can be used to determine the scenarios in which specific tracks should be enabled or disabled. See Video track kind strings for a list of the kinds available for video tracks.
Syntax
var trackKind = VideoTrack.kind;
Value
A DOMString
specifying the type of content the media represents. The string is one of those found in Video track kind strings below.
Video track kind strings
The kinds available for video tracks are:
"alternative"
- A potential alternative to the main track, such as a different video take or a version of the soundtrack with only the music and no dialogue.
"captions"
- A version of the main video track with captions burnt in.
"main"
- The primary video track.
"sign"
- A sign-language interpretation of an audio track.
"subtitles"
- A version of the main video track with subtitles burnt in.
"commentary"
- A video track containing a commentary. This might be used to contain the director's commentary track on a movie, for example.
""
(empty string)- The track doesn't have an explicit kind, or the kind provided by the track's metadata isn't recognized by the user agent.
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living Standard The definition of 'VideoTrack: kind' in that specification. |
Living Standard |
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
kind | Chrome
Full support
45
| Edge
Full support
79
| Firefox
Full support
33
| IE Full support 10 | Opera
Full support
32
| Safari Full support 6.1 | WebView Android Full support 45 | Chrome Android
Full support
45
| Firefox Android
Full support
33
| Opera Android
Full support
32
| Safari iOS Full support 7 | Samsung Internet Android No support No |
Legend
- Full support
- Full support
- No support
- No support
- User must explicitly enable this feature.
- User must explicitly enable this feature.