- From: Conrad Parker <conrad@metadecks.org>
- Date: Wed, 1 Apr 2009 15:41:16 +0900
- To: Michael Hausenblas <michael.hausenblas@deri.org>
- Cc: Raphaël Troncy <Raphael.Troncy@cwi.nl>, Media Fragment <public-media-fragment@w3.org>, Erik Mannens <erik.mannens@ugent.be>
My regrets for this teleconf also, a function to attend. Conrad. 2009/4/1 Michael Hausenblas <michael.hausenblas@deri.org>: > > Regrets. Deadline surfing. From next week on I'll be all yours ... > > 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: Raphaël Troncy <Raphael.Troncy@cwi.nl> >> Organization: CWI >> Date: Tue, 31 Mar 2009 00:03:27 +0200 >> To: Media Fragment <public-media-fragment@w3.org> >> Cc: Erik Mannens <erik.mannens@ugent.be> >> Subject: Media Fragments Working Group: Agenda 01 April, Telecon 0900 UTC >> Resent-From: Media Fragment <public-media-fragment@w3.org> >> Resent-Date: Mon, 30 Mar 2009 22:04:19 +0000 >> >> Dear Media Fragmenters, >> >> Please, find below the agenda for this week telecon. Please, note that >> Europeans are back to the *old* hour, but *NOT* Silvia and Conrad. Use >> the link below to see the telecon hour depending on your time zone. >> >> The scribe will be Silvia (Guillaume is on deck), please, make sure you >> can make it! Yves has sent regrets. >> Best regards. >> >> Erik & Raphaël >> >> ------------ >> >> AGENDA Teleconference >> W3C Media Fragments Working Group telephone conference 2009-04-01 >> >> ------------------------------------------------------------------- >> Wednesday, 01 April *09:00-10:00 UTC* >> Local time: >> http://www.timeanddate.com/worldclock/fixedtime.html?day=01&month=04&year=2009 >> &hour=09&min=00&sec=0&p1=0 >> 01 April 2009, 0900 UTC >> 0200 (West US) >> 0500 (East US) >> 1000 (Galway) >> 1100 (Amsterdam) >> 1800 (Seoul) >> 2000 (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: Yves >> >> 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 25th March 2009 telecon: >> http://www.w3.org/2009/03/25-mediafrag-minutes.html >> * Telecon hour: should we move to 1000 UTC? 1100 UTC? >> >> 2. Upcoming F2F Meeting in Barcelona: >> * ACTION-50 Erik to Inquire about attendance for the upcoming f2f >> * 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: >> * ACTION-49: Yves to Draft the HTTP-Range syntax for different units >> (completing all the syntax for the two way handshake) >> * Errors found by Jack while implementing: >> . Don't put single quote (') in an utf8string, >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0076.html >> . Don't put sub-delims (e.g. &) in an utf8string, >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0077.html >> . Spell 'percent' instead of using the '%' character, >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0077.html >> >> 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 >> * ACTION-52: Raphael to Replace all examples in the HTTP implementation >> wiki page with the video Jack took >> >> 3.4 Use Cases & Requirements Discussion: (Silvia) >> See: >> > http://www.w3.org/2008/WebVideo/Fragments/wiki/Use_Cases_%26_Requirements_Draf> > t >> Reviews: >> . Raphael: >> http://lists.w3.org/Archives/Public/public-media-fragment/2008Nov/0044.html >> . Jack: >> http://lists.w3.org/Archives/Public/public-media-fragment/2008Nov/0053.html >> . Guillaume: >> http://lists.w3.org/Archives/Public/public-media-fragment/2008Nov/0076.html >> . Davy: >> http://lists.w3.org/Archives/Public/public-media-fragment/2008Dec/0007.html >> >> 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 >> * ACTION-53: Jack to Check whether ffmpeg can slide movies easily, need >> for implementation on client and server side >> See also: >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0061.html >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0066.html >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0068.html >> http://lists.w3.org/Archives/Public/public-media-fragment/2009Mar/0085.html >> 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? >> >> 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 >> >> -- >> 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 April 2009 06:41:57 UTC