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Re: video use-case

From: Raphaël Troncy <Raphael.Troncy@cwi.nl>
Date: Wed, 01 Oct 2008 13:52:42 +0200
Message-ID: <48E3648A.9000604@cwi.nl>
To: Pierre-Antoine Champin <swlists-040405@champin.net>
CC: Media Fragment <public-media-fragment@w3.org>

Dear Pierre-Antoine,

> I suggest the following addition to the "Video UC's" section of [1]
>   Variations of a video fragment
> Some video streams (e.g. DVD titles) may be viewed in different versions
> based on user's preferences: different soundtracks, different subtitles
> (if any), sometimes different angles (e.g. live music DVDs). When
> specifying a fragment of those streams, it should be possible to specify
> which variation is considered. However, it should also be possible for a
> fragment to be under-specified with regards to variations: sometimes,
> one would like to address the fragment with a specific soundtrack and
> angle (e.g. "the lips do not move accordingly with the voice"), but
> sometimes a fragment does not depend on a particular variation (e.g.
> "the kiss scene").

Thanks for your comments. I have updated the use case description on the 
Note that your comment is also related to what Jack has expressed in 
I will create a specific Issues wiki page summarizing the issues 
encountered until here.
Best regards.


Raphaël Troncy
CWI (Centre for Mathematics and Computer Science),
Kruislaan 413, 1098 SJ Amsterdam, The Netherlands
e-mail: raphael.troncy@cwi.nl & raphael.troncy@gmail.com
Tel: +31 (0)20 - 592 4093
Fax: +31 (0)20 - 592 4312
Web: http://www.cwi.nl/~troncy/
Received on Wednesday, 1 October 2008 11:53:23 UTC

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