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Re: Updates to RDFa Use Cases (was: RDFa and Web Directions North 2009)

From: Karl Dubost <karl+w3c@la-grange.net>
Date: Sun, 15 Feb 2009 06:42:30 +0900
Cc: RDFa mailing list <public-rdf-in-xhtml-tf@w3.org>, Sam Ruby <rubys@intertwingly.net>, Dan Connolly <connolly@w3.org>, RDFa Community <public-rdfa@w3.org>
Message-Id: <FB0D281C-2204-45E9-9DC2-0F7E877E68A3@la-grange.net>
To: Manu Sporny <msporny@digitalbazaar.com>

Le 14 févr. 2009 à 14:04, Manu Sporny a écrit :
> http://rdfa.info/wiki/rdfa-use-cases


One issue that Dom had with video transcripts that he solved with RDFa.



On Thu, 01 Jan 1970 00:00:00 GMT
In Don’t call me DOM » The beauty of HTMLMediaElement
At http://people.w3.org/~dom/archives/2009/02/the-beauty-of-htmlmediaelement/

> Given that these metadata were not stored in the
> TimedText file, I ended up having them embedded in
> the resulting HTML page; it occured to me that the
> best combination to store them there was to use
> the extremely experimental media fragment syntax
> within an RDFa description of the table of
> content, e.g.:
> <ul class="toc">
>             <li
> about="http://media.w3.org/2007/11/parisweb-dom.ogvt=00:00:44.209,00:01:28.432 
> ">
>                <a target="slides"
> rel="foaf:depiction"
>                     property="dc:title"
>
> href="http://www.w3.org/2007/Talks/11-parisweb/slide-1.html">
>                     Introduction
>                 </a>
>             </li>
> </ul>
>
> This essentially annotates a given section of the
> video (t=00:00:44.209,00:01:28.432 meaning
> between 44.209 seconds after the start of the
> video and 1 minute 28.432 second after the start)
> with a title and an illustration (in this case,
> the accompanying slide) - I chose foaf:depiction
> as a property, but it probably isn’t the best
> match - I’m hoping thet Media Annotations Working
> Group will come up with a useful ontology that
> could be used in these types of contexts.
>


-- 
Karl Dubost
Montréal, QC, Canada
http://twitter.com/karlpro
Received on Saturday, 14 February 2009 21:42:52 GMT

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