core/node_modules/caniuse-db/features-json/webvtt.json

{
  "title":"WebVTT - Web Video Text Tracks",
  "description":"Format for marking up text captions for multimedia resources.",
  "spec":"https://w3c.github.io/webvtt/",
  "status":"wd",
  "links":[
    {
      "url":"http://www.html5rocks.com/en/tutorials/track/basics/",
      "title":"Getting Started With the Track Element"
    },
    {
      "url":"https://dev.opera.com/articles/view/an-introduction-to-webvtt-and-track/",
      "title":"An Introduction to WebVTT and track"
    },
    {
      "url":"https://developer.mozilla.org/en-US/docs/Web/API/WebVTT_API",
      "title":"Mozilla Developer Network (MDN) documentation - WebVTT"
    }
  ],
  "bugs":[
    {
      "description":"In Firefox, captions are not visible for audio-only files in the `video` tag ([see bug](https://bugzilla.mozilla.org/show_bug.cgi?id=992664))."
    },
    {
      "description":"Firefox 46 and below do not support the `textTrack.onCueChange()` event ([see details](http://stackoverflow.com/questions/28144668/html5-audio-texttrack-kind-subtitles-cuechange-event-not-working-in-firefox))."
    }
  ],
  "categories":[
    "Other"
  ],
  "stats":{
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  },
  "notes":"WebVTT must be used with the <track> element.",
  "notes_by_num":{
    "1":"Firefox currently lacks support for the `::cue` pseudo-element. [See bug #865395.](https://bugzilla.mozilla.org/show_bug.cgi?id=865395)"
  },
  "usage_perc_y":83.77,
  "usage_perc_a":0,
  "ucprefix":false,
  "parent":"video",
  "keywords":"captions,track,vtt,subtitles",
  "ie_id":"",
  "chrome_id":"6719115557339136",
  "firefox_id":"",
  "webkit_id":"",
  "shown":true
}