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392 lines
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392 lines
14 KiB
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<title>Media Fragments Working Group Teleconference -- 29 Sep
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2010</title>
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<p><a href="http://www.w3.org/"><img src=
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<h1>Media Fragments Working Group Teleconference</h1>
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<h2>29 Sep 2010</h2>
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<p><a href=
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'http://lists.w3.org/Archives/Public/public-media-fragment/2010Sep/0075.html'>
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Agenda</a></p>
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<p>See also: <a href=
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"http://www.w3.org/2010/09/29-mediafrag-irc">IRC log</a></p>
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<h2><a name="attendees" id="attendees">Attendees</a></h2>
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<div class="intro">
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<dl>
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<dt>Present</dt>
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<dd>Yves, Davy, Raphael</dd>
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<dt>Regrets</dt>
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<dd>Silvia, Erik</dd>
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<dt>Chair</dt>
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<dd>Erik</dd>
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<dt>Scribe</dt>
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<dd>davy</dd>
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</dl>
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</div>
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<h2>Contents</h2>
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<ul>
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<li>
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<a href="#agenda">Topics</a>
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<ol>
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<li><a href="#item01">ADMIN</a></li>
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<li><a href="#item02">MEDIA FRAGMENT EXTENSION:</a></li>
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<li><a href="#item03">PUBLIC COMMENTS</a></li>
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<li><a href="#item04">AOB</a></li>
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</ol>
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</li>
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<li><a href="#ActionSummary">Summary of Action Items</a></li>
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</ul>
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<hr />
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<div class="meeting">
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<p class='phone'></p>
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<p class='phone'></p>
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<p class='irc'><<cite>trackbot</cite>> Date: 29 September
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2010</p>
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<p class='irc'><<cite>raphael</cite>> Chair: Raphael</p>
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<h3 id="item01">ADMIN</h3>
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<p class='irc'><<cite>scribe</cite>> scribenick: davy</p>
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<p class='irc'><<cite>raphael</cite>> <a href=
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"http://www.w3.org/2010/09/22-mediafrag-minutes.html">http://www.w3.org/2010/09/22-mediafrag-minutes.html</a></p>
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<p class='phone'>PROPOSED to accept the minutes of the 22
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September 2010 telecon:</p>
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<p class='phone'><a href=
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"http://www.w3.org/2010/09/22-mediafrag-minutes.html">http://www.w3.org/2010/09/22-mediafrag-minutes.html</a></p>
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<p class='phone'>+1</p>
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<p class='irc'><<cite>Yves</cite>> +1</p>
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<p class='irc'><<cite>raphael</cite>> +1</p>
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<p class='phone'><strong class='resolution'>RESOLUTION: minutes
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accepted</strong></p>
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<p class='irc'><<cite>raphael</cite>> ACTIOn-183?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-183 --
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Raphaël Troncy to send reminders to all relevant groups -- due
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2010-09-15 -- OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/183">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/183</a></p>
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<p class='phone'><cite>raphael:</cite> will finish that
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today</p>
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<p class='irc'><<cite>raphael</cite>> ACTIOn-185?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-185 -- Yves
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Lafon to book zakim for the 2 days meeting of the group on Mon
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1st and Tue 2nd Nov -- due 2010-09-29 -- OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/185">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/185</a></p>
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<p class='phone'><cite>Yves:</cite> pending, will do that right
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now</p>
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<p class='irc'><<cite>raphael</cite>> TPAC registration:
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<a href=
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"http://www.w3.org/2010/11/TPAC/#Registration">http://www.w3.org/2010/11/TPAC/#Registration</a></p>
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<p class='phone'><a href=
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"http://www.w3.org/2002/09/wbs/35125/TPAC2010reg/registrants#MediaF">
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http://www.w3.org/2002/09/wbs/35125/TPAC2010reg/registrants#MediaF</a></p>
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<p class='irc'><<cite>raphael</cite>> Registered persons
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for TPAC from the group: <a href=
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"http://www.w3.org/2002/09/wbs/35125/TPAC2010reg/registrants#MediaF">
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http://www.w3.org/2002/09/wbs/35125/TPAC2010reg/registrants#MediaF</a></p><a name="action01"
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id="action01"></a>
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<p class='irc'><<cite>scribe</cite>>
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<strong>ACTION:</strong> troncy to remind Jack and Michael to
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register asap for TPAC [recorded in <a href=
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"http://www.w3.org/2010/09/29-mediafrag-minutes.html#action01">http://www.w3.org/2010/09/29-mediafrag-minutes.html#action01</a>]</p>
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<p class='irc'><<cite>trackbot</cite>> Created ACTION-188
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- Remind Jack and Michael to register asap for TPAC [on Raphaël
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Troncy - due 2010-10-06].</p>
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<h3 id="item02">MEDIA FRAGMENT EXTENSION:</h3>
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<p class='phone'>action-186?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-186 --
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Philip Jägenstedt to send his list of test cases to the mailing
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list for understanding how browsers handle %-encodded and
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html-encoded URL -- due 2010-09-29 -- OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/186">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/186</a></p>
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<p class='irc'><<cite>raphael</cite>> <a href=
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"http://lists.w3.org/Archives/Public/public-media-fragment/2010Sep/0057.html">
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http://lists.w3.org/Archives/Public/public-media-fragment/2010Sep/0057.html</a></p>
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<p class='phone'><cite>Yves:</cite> wonder if the same thing
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can be obtained with firebug</p>
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<p class='phone'>close action-186</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-186 Send
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his list of test cases to the mailing list for understanding
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how browsers handle %-encodded and html-encoded URL closed</p>
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<p class='phone'>action-187?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-187 --
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Philip Jägenstedt to start a new thread about extensibility of
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the Media Fragments in order to get consensus by next week --
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due 2010-09-29 -- OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/187">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/187</a></p>
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<p class='phone'><cite>raphael:</cite> people agreed with
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proposal (2) of Philip</p>
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<p class='phone'><cite>yves:</cite> would like to know the
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opinion of Jack</p>
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<p class='phone'><cite>raphael:</cite> first decide which
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proposal, afterwards decide how it is written in the spec</p>
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<p class='phone'><cite>yves:</cite> just against the fact that
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saying that all key-value pairs are media fragments</p>
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<p class='phone'><cite>raphael:</cite> on condition is that you
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need to have keys that we understand<br />
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... if this is not the case, it's not a media fragment</p>
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<p class='phone'><cite>yves:</cite> not in favour, but also not
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against this</p>
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<p class='phone'>close action-187</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-187 Start a
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new thread about extensibility of the Media Fragments in order
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to get consensus by next week closed</p>
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<p class='phone'><cite>raphael:</cite> philip would like to
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distinguish between validity and parsing</p>
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<p class='phone'><cite>yves:</cite> if we have grammar
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explaining what should be there, and a parsing algorithm,
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that's fine</p>
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<p class='irc'><<cite>raphael</cite>> Is this grammar
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could be <a href=
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"http://lists.w3.org/Archives/Public/public-media-fragment/2010Aug/0005.html">
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http://lists.w3.org/Archives/Public/public-media-fragment/2010Aug/0005.html</a></p>
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<p class='phone'><cite>yves:</cite> this is not a grammar<br />
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... it's a general approach to parse key-value pairs</p>
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<p class='phone'><cite>raphael:</cite> the grammar we currently
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have, will be kept of course</p>
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<p class='irc'><<cite>Yves</cite>> I propose, keep the
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current grammar and add the extension point, _and_ define a
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parsing algorithm for those who need it</p>
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<p class='irc'><<cite>Yves</cite>> mediasegment =
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namesegment / axissegment</p>
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<p class='irc'><<cite>Yves</cite>> axissegment = (
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timesegment / spacesegment / tracksegment )</p>
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<p class='irc'><<cite>Yves</cite>> *( "&" (
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timesegment / spacesegment / tracksegment )</p>
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<p class='irc'><<cite>Yves</cite>> ;</p>
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<p class='irc'><<cite>Yves</cite>> => add
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extensionsegment there</p>
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<p class='phone'><cite>yves:</cite> a mediasegment can't be
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only an extensionsegment</p>
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<p class='irc'><<cite>raphael</cite>> Yves propose that:
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mediasegment = namesegment / axissegment / extensionsegment +
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prose to state that a media segment cannot be only an extension
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segment</p>
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<p class='phone'><cite>yves:</cite> we have to state that
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extensions should remain compatible with the current spec<br />
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... e.g., bounding box (through xywh) as fallback for an
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arbitrary shape (through ref)</p>
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<p class='irc'><<cite>Yves</cite>> extensionsegment =
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extensionname '=' extensionvalue</p>
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<p class='irc'><<cite>raphael</cite>> extensionsegment =
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extensionprefix '=' extensionparam</p>
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<p class='irc'><<cite>Yves</cite>> issue is with
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extensions that conflict with already defined axis, like 'ref'
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being impacting the spatial dimension defined by 'xywh'</p>
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<p class='phone'><cite>raphael:</cite> top-level production
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rules of the grammar should be in de document as well, not only
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in the appendix<br />
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... in section 4.3.5 or 4.1</p><a name="action02" id=
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"action02"></a>
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<p class='irc'><<cite>scribe</cite>>
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<strong>ACTION:</strong> troncy to put the top-level production
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rules back into the document (in section 4.3.5 or 4.1)
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[recorded in <a href=
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"http://www.w3.org/2010/09/29-mediafrag-minutes.html#action02">http://www.w3.org/2010/09/29-mediafrag-minutes.html#action02</a>]</p>
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<p class='irc'><<cite>trackbot</cite>> Created ACTION-189
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- Put the top-level production rules back into the document (in
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section 4.3.5 or 4.1) [on Raphaël Troncy - due 2010-10-06].</p>
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<p class='phone'><cite>raphael:</cite> still missing is a
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paragraph how things should be parsed<br />
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... I will ask Philip regarding this issue</p>
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<p class='phone'>close action-187</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-187 Start a
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new thread about extensibility of the Media Fragments in order
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to get consensus by next week closed</p>
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<p class='phone'>action-173?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-173 -- Yves
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Lafon to produce the code that will check the grammar of both
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the URI syntax and the Headers syntax -- due 2010-06-22 --
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OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/173">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/173</a></p>
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<p class='phone'><cite>yves:</cite> not done yet for the header
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syntax</p>
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<h3 id="item03">PUBLIC COMMENTS</h3>
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<p class='irc'><<cite>raphael</cite>> ACTION-184?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-184 -- Yves
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Lafon to email Chris the reply on when to send the range header
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-- due 2010-09-15 -- OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/184">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/184</a></p>
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<p class='phone'>close action-184</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-184 Email
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Chris the reply on when to send the range header closed</p>
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<p class='phone'><cite>raphael:</cite> should we use the bug
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tracker for LC comments?</p>
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<p class='phone'><cite>yves:</cite> a manual approach should be
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feasible (e.g., manually building an HTML table)</p>
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<p class='phone'><cite>raphael:</cite> suggest to start with
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manual approach, when a lot of comments are coming, we might
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consider using the bug tracker</p>
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<p class='irc'><<cite>raphael</cite>> ACTION-167?</p>
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<p class='irc'><<cite>trackbot</cite>> ACTION-167 -- Erik
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Mannens to find licence free movies for the automatic test
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suite ... starting with Elephant Dreams and the creative
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commons -- due 2010-06-02 -- OPEN</p>
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<p class='irc'><<cite>trackbot</cite>> <a href=
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"http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/167">
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http://www.w3.org/2008/WebVideo/Fragments/tracker/actions/167</a></p>
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<h3 id="item04">AOB</h3>
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<p class='phone'>[adjourned]</p>
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</div>
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<h2><a name="ActionSummary" id="ActionSummary">Summary of Action
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Items</a></h2><!-- Action Items -->
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<strong>[NEW]</strong> <strong>ACTION:</strong> troncy to put the
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top-level production rules back into the document (in section
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4.3.5 or 4.1) [recorded in <a href=
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"http://www.w3.org/2010/09/29-mediafrag-minutes.html#action02">http://www.w3.org/2010/09/29-mediafrag-minutes.html#action02</a>]<br />
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<strong>[NEW]</strong> <strong>ACTION:</strong> troncy to remind
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Jack and Michael to register asap for TPAC [recorded in <a href=
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"http://www.w3.org/2010/09/29-mediafrag-minutes.html#action01">http://www.w3.org/2010/09/29-mediafrag-minutes.html#action01</a>]<br />
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<br />
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[End of minutes]<br />
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<hr />
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<address>
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Minutes formatted by David Booth's <a href=
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"http://dev.w3.org/cvsweb/~checkout~/2002/scribe/scribedoc.htm">
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scribe.perl</a> version 1.135 (<a href=
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"http://dev.w3.org/cvsweb/2002/scribe/">CVS log</a>)<br />
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$Date: 2010/09/29 10:22:18 $
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</address>
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<div class="diagnostics"></div>
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</body>
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