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Re: Media Fragments Working Group: Agenda 08 April, Telecon 1200 UTC *NEW HOUR*

From: Michael Hausenblas <michael.hausenblas@deri.org>
Date: Tue, 07 Apr 2009 17:12:29 +0100
To: RaphaŽl Troncy <Raphael.Troncy@cwi.nl>
CC: Erik Mannens <erik.mannens@ugent.be>, Media Fragment <public-media-fragment@w3.org>
Message-ID: <C60139FD.38B1%michael.hausenblas@deri.org>

Regrets, on travel. Will catch up from Saturday on.

> PROPOSAL: WG to give consent to the chairs to move forward and request
> publication of the document as a FPWD

+1

I second this proposal; let's request to move on to first public WD, as the
document is in an overall good shape and the earlier we get feedback from
the community, the better.

Chairs, do we have dissemination possibilities/plans at/for WWW09?

Cheers,
      Michael

-- 
Dr. Michael Hausenblas
DERI - Digital Enterprise Research Institute
National University of Ireland, Lower Dangan,
Galway, Ireland, Europe
Tel. +353 91 495730
http://sw-app.org/about.html
http://webofdata.wordpress.com/


> From: RaphaŽl Troncy <Raphael.Troncy@cwi.nl>
> Organization: CWI
> Date: Tue, 07 Apr 2009 10:44:26 +0200
> To: Media Fragment <public-media-fragment@w3.org>
> Cc: Erik Mannens <erik.mannens@ugent.be>
> Subject: Media Fragments Working Group: Agenda 08 April, Telecon 1200 UTC
> *NEW HOUR*
> Resent-From: Media Fragment <public-media-fragment@w3.org>
> Resent-Date: Tue, 07 Apr 2009 08:45:11 +0000
> 
> Dear Media Fragmenters,
> 
> Please, find below the agenda for this week telecon. Following last week
> decision, we have again a new hour for the weekly telecon, that is 12:00
> UTC which means:
>    - San Francisco: 05:00 AM
>    - Galway: 13:00 PM
>    - Amsterdam/Ghent/Nice/Pretoria: 14:00 PM
>    - Tokyo: 21:00 PM
>    - Sydney: 22:00 PM
> http://www.timeanddate.com/worldclock/fixedtime.html?day=08&month=04&year=2009
> &hour=12&min=00&sec=0&p1=0
> 
> 
> Hopefully, we will keep this time slot for the next 6 months until
> European winter.
> 
> We will formally vote on moving forward for publishing our document as a
> FPWD. Please, make sure you can make the telecon, and in case you
> cannot, please send your consent *or* your not consent to move forward
> since we need to have a quorum. The scribe will be Silvia (Guillaume is
> on deck).
> Best regards.
> 
>    Erik & RaphaŽl
> 
> ------------
> 
> AGENDA Teleconference
> W3C Media Fragments Working Group telephone conference 2009-04-08
> 
> -------------------------------------------------------------------
> Wednesday, 08 April *12:00-13:00 UTC*
> Local time:
> http://www.timeanddate.com/worldclock/fixedtime.html?day=08&month=04&year=2009
> &hour=12&min=00&sec=0&p1=0
> 
> 08 April 2009, 1200 UTC
>                    0500 (West US)
>  1300 (Galway)
>                    1400 (Amsterdam)
>                    2100 (Tokyo)
>                    2200 (Sydney)
> Bridge US: +1-617-761-6200 (Zakim)
> Bridge FR: +33.4.89.06.34.99
> Bridge UK: +44.117.370.6152
> Conference code : 3724# (spells "FRAG")
> Duration : 60 minutes
> -------------------------------------------------------------------
> IRC channel          : #mediafrag on irc.w3.org:6665
> W3C IRC Web Client   : http://www.w3.org/2001/01/cgi-irc
> Other clients are listed at http://www.w3.org/Project/IRC/#Client
> Zakim information    : http://www.w3.org/2002/01/UsingZakim
> Zakim bridge monitor : http://www.w3.org/1998/12/bridge/Zakim.html
> Zakim IRC bot        : http://www.w3.org/2001/12/zakim-irc-bot.html
> -------------------------------------------------------------------
> 
> Chair: Raphael, Erik
> ScribeList: http://www.w3.org/2008/WebVideo/Fragments/wiki/ScribeList
> Scribe: Silvia (On Deck: Guillaume, Michael)
> Regrets: none
> 
> Please note that Media Fragments WG telecons are for attendance by
> members and invited experts only.
> 
> 1. ADMIN:
> * Roll call
> * PROPOSED to accept the minutes of the 01st April 2009 telecon:
> http://www.w3.org/2009/04/01-mediafrag-minutes.html
> 
> 2. Upcoming F2F Meeting in Barcelona:
> * Agenda building
> http://www.w3.org/2008/WebVideo/Fragments/wiki/ThirdF2FAgenda
> 
> 3. PREPARATION OF WORKING DRAFT
> See: http://www.w3.org/2008/WebVideo/Fragments/WD-media-fragments-reqs/
> 
> 3.1 Syntax: (Yves)
> * ACTION-55: Yves to Change the formal grammar to have 'percent' spelled
> * ACTION-56: Yves to Change the formal grammar to have unreserved
> characters + %-escaped ones in utf8string and _not_ a set of pchars
> * ACTION-49: Yves to Draft the HTTP-Range syntax for different units
> (completing all the syntax for the two way handshake)
> 
> 3.2 Existing Technologies Survey (Erik)
> * ACTION-51: Erik to Summarize the content of the wiki page to put in
> the main document, with few examples and a short story
> 
> 3.3 HTTP implementation (Raphael)
> See: http://www.w3.org/2008/WebVideo/Fragments/wiki/HTTP_implementation
> 
> 3.4 Use Cases & Requirements Discussion: (Silvia)
> Status
> 
> PROPOSAL: WG to give consent to the chairs to move forward and request
> publication of the document as a FPWD
> 
> 4. Implementation:
> * ACTION-34: Jack to look at python-url library to see whether he could
> implement the logic on client side
> * ACTION-35: Raphael to look at curl and/or wget to see whether the
> logic could be implemented on client side
> 
> Jack's implementation report summary:
>    . Issue related to transcoding: is it allowed when cropping or not?
> Does ffmpeg produce only transcoded versions of a fragment, which
> triggers a problem when caching the resource? How ffmpeg does
> communicate the exact timeframe returned after the clipping operation
> (often different from the client request)? How the audio and video sync
> is guaranteed, see also http://wiki.xiph.org/OggSkeleton Does ffmpeg
> have problem with spatial cropping only when a percentage relative
> values are used?
>    . Issue related to spatial cropping: where that happens (client or
> server side)? how to communicate the original size when using percentage
> values?
> 
> * ACTION-57: Jack to Enter formally in the tracker the ISSUE he has
> found, regarding a) transcoding and b) spatial cropping
> 
> 5. ISSUES
> * ISSUE-3 [Michael]: Does our MF URI syntax imply that we need to update
> MIME Type
> registrations?
> http://www.w3.org/2008/WebVideo/Fragments/tracker/issues/3
> ** Some related discussion on the TAG mailing list (started by Michael):
>    - Thread http://lists.w3.org/Archives/Public/www-tag/2009Feb/0074.html
>    - Thread http://lists.w3.org/Archives/Public/www-tag/2009Feb/0183.html
> ** ACTION-42: Michael to dig deeper into the video/* issue proposed by TimBL
> ** ACTION-47: Michael to write the options related to the semantics of
> media fragments and the procedure on the wiki
> 
> * ISSUE-4 [Silvia]: Should we pre-define some track names?
> http://www.w3.org/2008/WebVideo/Fragments/tracker/issues/4
> 
> 6. AOB
> 
> -- 
> RaphaŽl 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 Tuesday, 7 April 2009 16:13:12 GMT

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