{"json_modified": "2016-03-28T08:47:14.463385", "uuid": "da307f52-4836-4f49-9878-a4b65cbd1906", "title": "TrackDefault.TrackDefault()", "url": "/en-US/docs/Web/API/TrackDefault/TrackDefault", "tags": ["API", "TrackDefault", "Constructor", "Reference", "Audio", "Media Source Extensions", "Video", "MSE", "Experimental"], "translations": [], "modified": "2015-10-13T03:58:01", "label": "TrackDefault.TrackDefault()", "localization_tags": [], "locale": "en-US", "id": 163237, "last_edit": "2015-10-13T03:57:58", "summary": "The <code><strong>TrackDefault()</strong></code> constructor of the <a href=\"/en-US/docs/Web/API/TrackDefault\" title=\"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.\"><code>TrackDefault</code></a> interface constructs and returns a new <code>TrackDefault</code> object.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Parameters", "title": "Parameters"}, {"id": "Errors", "title": "Errors"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/TrackDefault/TrackDefault", "review_tags": []}