TextTrack: inBandMetadataTrackDispatchType property
The inBandMetadataTrackDispatchType
read-only property of the TextTrack
interface returns the text track's in-band metadata dispatch type of the text track represented by the TextTrack
object.
An in-band metadata dispatch type is a string extracted from a media resource specifically for in-band metadata tracks. An example of a media resource that might have such tracks is a TV station streaming a broadcast on the web. Text Tracks may be used to include metadata for ad targeting, additional information such as recipe data during a cooking show, or trivia game data during a game show.
The value of this attribute could be used to attach these tracks to dedicated script modules as they are loaded.
Value
A string containing the inBandMetadataTrackDispatchType
, or an empty string.
Examples
In the following example the value of inBandMetadataTrackDispatchType
is printed to the console.
let video = document.querySelector("video");
let track = video.addTextTrack("captions", "Captions", "en");
track.mode = "showing";
console.log(track.inBandMetadataTrackDispatchType);
Specifications
Specification |
---|
HTML Standard # dom-texttrack-inbandmetadatatrackdispatchtype-dev |
Browser compatibility
BCD tables only load in the browser