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Re: Media Fragments Working Group: Agenda 26 August, Telecon 1200 UTC

From: Conrad Parker <conrad@metadecks.org>
Date: Tue, 25 Aug 2009 03:54:31 +0900
Message-ID: <dba6c0830908241154v35470da8r5c2670abe46cbbfa@mail.gmail.com>
To: RaphaŽl Troncy <Raphael.Troncy@cwi.nl>
Cc: public-media-fragment@w3.org, Erik Mannens <erik.mannens@ugent.be>
Hi,

I'd love to be part of these discussions, but I'll have to send my
apologies for this week. I'm moving house on the day of the teleconf,
and will be without internet access that evening :-(

Conrad.

2009/8/25 RaphaŽl Troncy <Raphael.Troncy@cwi.nl>:
> Dear Media Fragmenters,
>
> We have an exciting telecon coming. Please, find below the agenda for this
> week telecon:
> http://www.timeanddate.com/worldclock/fixedtime.html?day=26&month=08&year=2009&hour=12&min=00&sec=0&p1=0.
> Jack will scribe (Yves is on deck).
>
> Highlights will be: discussion on some requirements (motivating aspect
> ratio), discussion on syntax (editUnits, absolute time specification),
> discussion on the role of # and ?, discussion on protocol (communication
> server - UA).
>
> We have *many* actions opened:
> http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/open
> ALL, please, give status update during the call so we can identify the
> remaining bottlenecks.
> Best regards.
>
> †Erik & RaphaŽl
>
> ------------
>
> AGENDA Teleconference
> W3C Media Fragments Working Group telephone conference 2009-08-26
> -------------------------------------------------------------------
> Wednesday, 26 August *12:00-13:00 UTC*
> Local time:
> http://www.timeanddate.com/worldclock/fixedtime.html?day=26&month=08&year=2009&hour=12&min=00&sec=0&p1=0
>
> 26 August 2009, 1200 UTC
> † † † † † † 0500 (West US)
> † † † † † † 1300 (Galway)
> † † † † † † 1400 (Amsterdam, Sophia-Antipolis, Pretoria)
> † † † † † † 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
> ScribeList: http://www.w3.org/2008/WebVideo/Fragments/wiki/ScribeList
> Scribe: Jack (On Deck: Yves)
> Regrets: Erik
>
> 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 12 and 19 August 2009 telecon:
> http://www.w3.org/2009/08/12-mediafrag-minutes.html
> http://www.w3.org/2009/08/19-mediafrag-minutes.html
> * Next WG gathering:
> †- 17-18 September: F2F in Amsterdam or Virtual Meeting?
> †- 2-6 November: TPAC week in Santa Clara (CA, USA)?
> * ACTION-92: Erik and Raphael to coordinate the writing of papers
> (ongoing ... re-raise around 15/09/09)
>
> 2. UC & REQUIREMENTS:
> * Use Cases and Requirements WD review:
> †- Media Annotations WG:
> http://lists.w3.org/Archives/Public/public-media-annotation/2009Aug/0020.html
> †- TimedText, SVG, HTML5+WHATWG:
> http://www.w3.org/2009/08/14-hcg-minutes.html#item04 (member only)
> †- TAG: Yves ... re-raise around 01/09/09
> * ACTION-95: Michael to review the new UC written by Silvia and check
> whether it will cover a mobile usage
> * Could we have a good story for having aspect ratio?
> http://lists.w3.org/Archives/Public/public-media-fragment/2009Aug/0060.html
> http://lists.w3.org/Archives/Public/public-media-fragment/2009Aug/0062.html
>
> 3. SPECIFICATION:
>
> 3.1 Terminology: (Silvia)
> * Change "URI" to "URI Reference" through the whole document since only
> a URI ref can be relative?
> http://lists.w3.org/Archives/Public/public-media-fragment/2009Aug/0066.html
>
> 3.2 Syntax: (Yves)
> * Discussion 1: [proposal for resolution] we will *NOT* allow editUnits
> for specifying the temporal dimension?
> **
> http://lists.w3.org/Archives/Public/public-media-fragment/2009Aug/0029.html
> **
> http://lists.w3.org/Archives/Public/public-media-fragment/2009Aug/0036.html
> * Discussion 2: should we extend the syntax to have absolute time
> specification that contains day and year (see RTSP RFC, section 3.7)
> ** Should we adopt HTML5/SMIL EBNF syntax?
> * ACTION-49: Yves to Draft the HTTP-Range syntax for different units
> (completing all the syntax for the two way handshake) (ongoing ...
> re-raise around 01/09/09)
>
> 3.3 UA Server HTTP Communication (Conrad/Raphael)
> * On the role of the '&' and the '#' in the Media Fragment specification:
> http://blog.gingertech.net/2009/08/19/jumping-to-time-offsets-in-videos/
> * ACTION-69: Conrad to draw a representation of the general structure of
> a media resource, for streamable formats
>
> 4. TEST CASES: (Michael)
> * See: http://www.w3.org/2008/WebVideo/Fragments/wiki/TestCases
> * Discussion: Jack objects about the lack of coherency between returning
> the full asset for 2 dimensions (track, id), and an error for the 2
> others (time, space)
> http://lists.w3.org/Archives/Public/public-media-fragment/2009Aug/0013.html
> * ACTION-93: Michael to revisit the TC and see which are affected by the
> temporal-optional-comma-decision
> * ACTION-99: Michael to add TC0010, TC0011 and TC0012 to the Test Cases
> page per WG decision
>
> 5. ISSUES
>
> 5.1 Active:
> * ISSUE-9 [Michael]: Should we have the media type inside the Test Cases?
> ** ACTION-82: Michael to flesh out TC vocabulary re ISSUE-9
> * ISSUE-6 [Jack]: Temporal clips that require transcoding
> ** ACTION-62: Yves to ask the TAG whether transcoding should be
> forbidden or not when we send a fragment of a resource
> ** Done: http://lists.w3.org/Archives/Public/www-tag/2009Jun/0180.html
> (+ thread). How to restart the discussion? Ask Noah to have an item
> during the next call?
>
> 5.2 Non-Active:
> * ISSUE-4 [Silvia]: Should we pre-define some track names?
> * ISSUE-5 [Jack]: Handling spatial cropping requires information at
> client-side
> * ISSUE-7 [Michael]: User Agent Media Fragment Resolution and Processing
> * ISSUE-12 [Raphael]: What's the relationship between Images (CSS)
> Sprites and the spatial dimension of the Media Fragments URI scheme?
> * ISSUE-13 [Raphael]: Write a IETF draft for proposing how to register
> the fragment scheme for all media types
>
> 6. 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
> * ACTION-70: Jack to commit in CVS (code directory) his python code
> doing the parsing on client side of the media fragment
> * ACTION-71: Michael to investigate whether he could have an
> implementation in Javascript that does the client-side media fragments
> parsing
> * ACTION-90: Davy to provide a pointer to Yves to a lib he can use to
> slice media files
>
> 7. 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 Monday, 24 August 2009 18:55:18 GMT

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