2011, 23rd March, Google Tech Talk: “HTML5 video accessibility and the WebVTT file format”

An introduction into the WebVTT (Web Video Text Tracks) file format and how it is used to provide captions, subtitles and text video descriptions for HTML5 video. WebVTT is a simple line-based file format, which is currently in development at the WHATWG and under consideration for native implementation in the major browsers using the HTML5 element.


YouTube video

YouTube video with audio descriptions

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