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20 March 2009

beta.w3.org is live!

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The long-announced W3C site redesign is finally going live, in beta for the time being, at beta.w3.org.

Although I’m far from having been the lead in that project – nobody has even come closed to the amount of energy and willpower Ian has put into it -, I’m still quite proud of the areas where I have been able to contribute to, in particular the completely new information architecture, the focus on usability on user-centric navigation, as well as some participation in the software architecture and development that is used in the background of this redesign.

13 February 2009

The beauty of HTMLMediaElement

So, while exploring the world of Web video, after having successfully transcribed a one hour long video of one my presentations, and turned that transcription into an HTML 5 video with subtitles, I started to look in more details as to what HTML 5 brought to the table that made this synchronization possible.

The rather obvious change that HTML 5 brings to the table is the HTMLMediaElement DOM Interface, and in particular the currentTime property, which at any time reflects the part of the media content that is played.

Synchronizing text and video

After having visited the land of transcription as my first stop in the world of Web video, the next logical step was to look into how this wonderful transcription of my video could be actually shown along with the video.

Transcriber, the tool I used to generate the captions of the video, saves the transcription into its own XML format:

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Picture of Dominique Hazael-MassieuxDominique Hazaël-Massieux (dom@w3.org) is part of the World Wide Web Consortium (W3C) Staff; his interests cover a number of Web technologies, as well as the usage of open source software in a distributed work environment.