{agenda} TTWG Meeting 2016-10-06

This meeting is scheduled for up to 90m. Please be ready for a prompt start at 10:03am Boston time.

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Agenda+ Assign Roles

Chairs: Nigel Megitt

Scribe: usually Nigel – open to offers!

Regrets:

Activity since last meeting:
Actions: ACTION-480<https://www.w3.org/AudioVideo/TT/tracker/actions/480>

See individual agenda items for recent activity on specific products

Cross-product TTWG board: http://www.w3.org/AudioVideo/TT/board/
We are still using tracker for actions unrelated to issues.
Please do not add or modify issues in tracker!

IMSC: https://github.com/w3c/imsc/pulse
TTML1: https://github.com/w3c/ttml1/pulse
TTML2: https://github.com/w3c/ttml2/pulse
TTML Profile Registry: https://github.com/w3c/tt-profile-registry/pulse
TTML-WebVTT mapping: https://github.com/w3c/ttml-webvtt-mapping/pulse
WebVTT: https://github.com/w3c/webvtt/pulse

Agenda+ Prioritise discussion for this meeting and look ahead

Check-point for order of topics – I'd suggest, subject to reordering:
1. TTML2 issues, actions, PRs etc
2. Profile registry
3. IMSC
4. TTML and WebVTT mapping document
5. Progress on HTMLCue proposal
6. Unicode liaison
7. WebVTT comments
8. AOB – please notify of any other AOB now!


Reminder re future milestones and meetings:

October Meetings:
Thursday 6th October: TTWG phone meeting 1 hour
Thursday 13th October: TTWG phone meeting ? hour(s)
Thursday 20th October: TTWG phone meeting ? hour(s) - please note time has been requested in this meeting to discuss WebVTT progression
Thursday 27th October: TTWG phone meeting ? hour(s)

Further ahead:

1st November: draft TTML2 Candidate Recommendation

IMSC 2 and TTML2 publication events: see the timeline of upcoming work at https://www.w3.org/wiki/TimedText/Publications#Timeline_of_TTML2_and_IMSC2_work


Agenda+ TTML1 & TTML2 issues, actions, PRs, editorial actions etc

ID      State   Title   Person  Due Date        Associated with
ACTION-443<https://www.w3.org/AudioVideo/TT/tracker/actions/443>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/443/edit>     open    Prepare a document showing mapping arib ruby extension features to ttml2 for use as a liaison document to arib.<https://www.w3.org/AudioVideo/TT/tracker/actions/443>   Glenn Adams     2016-08-26      TTML2<https://www.w3.org/AudioVideo/TT/tracker/products/4>
ACTION-462<https://www.w3.org/AudioVideo/TT/tracker/actions/462>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/462/edit>     open    Create issue on ttml2 to add "mapping from other versions and profiles of ttml"<https://www.w3.org/AudioVideo/TT/tracker/actions/462>   Glenn Adams     2016-04-28      TTML2<https://www.w3.org/AudioVideo/TT/tracker/products/4>
ACTION-480<https://www.w3.org/AudioVideo/TT/tracker/actions/480>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/480/edit>     open    Request schedule time for horizontal review of ttml2<https://www.w3.org/AudioVideo/TT/tracker/actions/480>      Thierry Michel  2016-09-26      TTML2<https://www.w3.org/AudioVideo/TT/tracker/products/4>
ACTION-481<https://www.w3.org/AudioVideo/TT/tracker/actions/481>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/481/edit>     open    Provide nigel with a list of new features in ttml2 to begin reviewing<https://www.w3.org/AudioVideo/TT/tracker/actions/481>     Glenn Adams     2016-09-26      TTML2<https://www.w3.org/AudioVideo/TT/tracker/products/4>



Merged Pull Requests: Add tts:background{Clip,Extent,Origin}.<https://github.com/w3c/ttml2/pull/177>
Open Pull Requests: None.
Closed Issues: Add background related styles<https://github.com/w3c/ttml2/issues/175>
New Issues: Add feature designators for new style properties.<https://github.com/w3c/ttml2/issues/192>; Specify attribute term delimiter as post-normalised space<https://github.com/w3c/ttml2/issues/191>
Discussed Issues: Add ttp:safeCropArea<https://github.com/w3c/ttml2/pull/184>; Make inline region semantics set values on current region<https://github.com/w3c/ttml2/issues/168>; Augment use of lwsp in ttp:{content,processor}Profiles (#170).<https://github.com/w3c/ttml2/pull/185>

Current open issues: https://github.com/w3c/ttml1/issues and https://github.com/w3c/ttml2/issues

Collated time related issues for TTML2: https://github.com/w3c/ttml2/wiki/Time

See spreadsheet of editorial actions at https://github.com/w3c/ttml2/blob/master/spec/ednotes.xlsx

Edit/build instructions now in README in ttml2/spec/ at https://github.com/w3c/ttml2/blob/master/spec/README.md

More volunteers welcomed!

TTML Change Proposals – progress and review

Change Proposal Index is at http://www.w3.org/wiki/TTML/ChangeProposalIndex

The current priority 2 CPs (needs to be complete before WD for Wide Review) are:

5       OPEN    2       Jerry Smith     TTML2   HTML5 Mapping semantics<https://www.w3.org/wiki/TTML/changeProposal005>
7       OPEN    2       Pierre-Anthony Lemieux  TTML2   3D extensions<https://www.w3.org/wiki/TTML/changeProposal007>
9       OPEN    2       Pierre-Anthony Lemieux  IMSC2   Complexity model<https://www.w3.org/wiki/TTML/changeProposal009>
11      OPEN    2       Pierre-Anthony Lemieux  TTML2   Metadata vocab<https://www.w3.org/wiki/TTML/changeProposal011>
15      OPEN    2       Glenn Adams     TTML2   Style.CSS additions<https://www.w3.org/wiki/TTML/changeProposal015>
17      OPEN    2       Glenn Adams     TTML2   Style.Defaults<https://www.w3.org/wiki/TTML/changeProposal017>
19      OPEN    2       Glenn Adams     TTML2   Style.Syntax fixes<https://www.w3.org/wiki/TTML/changeProposal019>
21      OPEN    2       Pierre-Anthony Lemieux  TTML2   Typography.I18n<https://www.w3.org/wiki/TTML/changeProposal021>
25      OPEN    2       Nigel Megitt    TTML2   Distribution<https://www.w3.org/wiki/TTML/changeProposal025>


Agenda+ Profiles registry.

Working Group Note published at https://www.w3.org/TR/ttml-profile-registry/

Issue: RFC 3023 need to be updated to RFC 7303<https://github.com/w3c/tt-profile-registry/issues/26>
Pull Request: Update index.html<https://github.com/w3c/tt-profile-registry/pull/27>

https://github.com/w3c/tt-profile-registry
http://w3c.github.io/tt-profile-registry/

https://www.w3.org/wiki/TTML/ProfileRegistry

Agenda+ IMSC

ID      State   Title   Person  Due Date        Associated with
ACTION-478<https://www.w3.org/AudioVideo/TT/tracker/actions/478>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/478/edit>     open    Draft a liaison to hbbtv requesting further information and proposing an option e.g. to extend imsc 1 to allow signalling of background height on span, and request timelines etc.<https://www.w3.org/AudioVideo/TT/tracker/actions/478>        Nigel Megitt    2016-09-26      TTML IMSC 1.0<https://www.w3.org/AudioVideo/TT/tracker/products/7>
ACTION-479<https://www.w3.org/AudioVideo/TT/tracker/actions/479>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/479/edit>     open    Refactor the imsc repository in preparation for future versions of imsc.<https://www.w3.org/AudioVideo/TT/tracker/actions/479>  Pierre-Anthony Lemieux  2016-09-26      TTML IMSC 2.0<https://www.w3.org/AudioVideo/TT/tracker/products/10>

Editor's draft is directly viewable at https://rawgit.com/w3c/imsc1/master/spec/ttml-ww-profiles.html
IMSC Implementation Page: https://www.w3.org/wiki/TimedText/IMSC1_implementation_page.

Agenda+ TTML and WebVTT Mapping Document

Editor's Draft is at http://w3c.github.io/ttml-webvtt-mapping/

Agenda+ HTMLCue proposal progress update.

ID      State   Title   Person  Due Date        Associated with
ACTION-441<https://www.w3.org/AudioVideo/TT/tracker/actions/441>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/441/edit>     open    Kick off the analysis work on the vttcue carrying html idea.<https://www.w3.org/AudioVideo/TT/tracker/actions/441>      Andreas Tai     2015-11-05


See https://lists.w3.org/Archives/Public/public-tt/2016Apr/0012.html for further information on this, this week.

Also HTML import and HTMLCue?<https://lists.w3.org/Archives/Public/public-tt/2016Sep/0003.html> email from 2016-09-06.

[placeholder agenda item]

Agenda+ Unicode liaison.

Unicode ticket is at http://unicode.org/cldr/trac/ticket/8915

Note that this was updated after IMSC 1 Recommendation publication as per Action-457.

[placeholder agenda item]

Agenda+ WebVTT review feedback

ID      State   Title   Person  Due Date        Associated with
ACTION-396<https://www.w3.org/AudioVideo/TT/tracker/actions/396>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/396/edit>     open    Produce evidence of request for wide review for webvtt, for the archive<https://www.w3.org/AudioVideo/TT/tracker/actions/396>   David Singer    2015-04-17      WebVTT 1.0<https://www.w3.org/AudioVideo/TT/tracker/products/8>
ACTION-473<https://www.w3.org/AudioVideo/TT/tracker/actions/473>[(edit)]<https://www.w3.org/AudioVideo/TT/tracker/actions/473/edit>     open    Contact co-chairs and essential parties on how to move forward on vtt; need an action plan<https://www.w3.org/AudioVideo/TT/tracker/actions/473>        Thierry Michel  2016-06-30      WebVTT 1.0<https://www.w3.org/AudioVideo/TT/tracker/products/8>

Discussion on WebVTT review feedback and next steps.

Agenda+ AOB

References

Wiki http://www.w3.org/wiki/TimedText

Received on Tuesday, 4 October 2016 18:07:54 UTC