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Media Fragments Working Group: Agenda 17 June, Telecon 1200 UTC

From: erik mannens <erik.mannens@ugent.be>
Date: Wed, 17 Jun 2009 09:54:12 +0200
To: <public-media-fragment@w3.org>
Cc: 'RaphaŽl Troncy' <Raphael.Troncy@cwi.nl>
Message-ID: <003401c9ef20$cdb9fd40$692df7c0$@mannens@ugent.be>
Dear Media Fragmenters,

Please, find below the agenda (my apologies for being a bit late) for this
week telecom (roughly the same as last week, as we had a lot of regrets back
then).
http://www.timeanddate.com/worldclock/fixedtime.html?day=17&month=06&year=20
09&hour=12&min=00&sec=0&p1=0. 

The scribe will be Jack (Yves can be on deck?).
Best regards.

Erik & RaphaŽl

------------

AGENDA Teleconference
W3C Media Fragments Working Group telephone conference 2009-06-17
-------------------------------------------------------------------
Wednesday, 17 June *12:00-13:00 UTC*
Local time:
http://www.timeanddate.com/worldclock/fixedtime.html?day=17&month=06&year=20
09&hour=12&min=00&sec=0&p1=0 


17 June 2009, 1200 UTC
              0500 (West US)
              1300 (Galway)
              1400 (Amsterdam, Paris, 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
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Zakim IRC bot        : http://www.w3.org/2001/12/zakim-irc-bot.html
-------------------------------------------------------------------

Chair: Erik
ScribeList: http://www.w3.org/2008/WebVideo/Fragments/wiki/ScribeList
Scribe: Jack (On Deck: Yves)
Regrets: Raphael

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 10 June 2009 telecon (if Rights are
already set to 'public'):
http://www.w3.org/2009/06/10-mediafrag-minutes.html

2. UC & REQUIREMENTS:
* ACTION-68: Raphael to ask the Media Annotations WG to review our document
* ACTION-74: Erik and Raphael to request feedback of other groups such
as SYMM, SVG, HTML + WHATWG, WAI, MAWG, TAG, MobileWeb, TimedText
* ACTION-65: Raphael to split current document into i) UC and Req and
ii) Syntax and Processing and setup the diff in xmlspec
* ACTION-83: Erik to re-heck whether UC & REQUIREMENTS going to be a W3C WG
Note or will it go to Last Call?

3. SPECIFICATION:

3.1 Syntax: (Yves)
* ACTION-49: Yves to Draft the HTTP-Range syntax for different units
(completing all the syntax for the two way handshake)
* ACTION-67: Erik to sync with Jean Pierre to get the edit units spec
reference

3.2 UA Server HTTP Communication (Conrad/Raphael)
* ACTION-63: Conrad to update the Wiki with his more general approach
with precisely the same examples
* ACTION-69: Conrad to draw a representation of the general structure of
a media resource, for streamable formats
* ACTION-80: Conrad to provide some rational and use cases for his proposal

3.3 UA MF Resolution and Processing: (Michael)
* ACTION-64: Michael to write into the WD section 6.4, what the client
should do with #everything after the hash : "Client Side Media Fragment
Resolution"
* ACTION-77: Yves to investigate what's happened when facing an invalid
Media Fragment URI
** See also:
http://www.w3.org/2008/WebVideo/Fragments/wiki/UserAgentMediaFragmentResolut
ion

4. TEST CASES: (Michael)
* See: http://www.w3.org/2008/WebVideo/Fragments/wiki/TestCases
* See the discussion thread at:
http://lists.w3.org/Archives/Public/public-media-fragment/2009Apr/0135.html
** ACTION-81: Michael to update the TC discussion page with 204 proposal
and ask Yves's opinion on the list
** DONE: see
http://lists.w3.org/Archives/Public/public-media-fragment/2009May/0044.html

5. ISSUES
* ISSUE-3 [Michael]: Does our MF URI syntax imply that we need to update
MIME Type registrations?
** ACTION-76: Erik to contact the editors of MPEG-21 Part 17 regarding
the registry of their scheme

* ISSUE-4 [Silvia]: Should we pre-define some track names?
** ACTION-73: Conrad to change the phrasing of the issue 4 (just
audio/video)?

* ISSUE-5 [Jack]: Handling spatial cropping requires information at
client-side
* 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

* ISSUE-9 [Michael]: Should we have the media type inside the Test Cases?
** ACTION-82: Michael to flesh out TC vocabulary re ISSUE-9

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

7. AOB

-- 
Sincere greetings,

Erik Mannens

Project Manager

Gaston Crommenlaan 8 bus 201
B-9050 Ledeberg-Ghent, Belgium

T: +32 9 331 49 93
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http://multimedialab.elis.ugent.be
Received on Wednesday, 17 June 2009 07:54:56 GMT

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