{agenda} TTWG Meeting 2018-08-30

This meeting is scheduled for up to 120 minutes.
Please be ready for a prompt start at 14:03am UTC time.

Our teleconference is scheduled with reference to UTC Time, the correct time of this teleconference in your locale may change.

Check https://www.timeanddate.com/worldclock/fixedtime.html?iso=20180830T14&p1=1440


Thursdays 14:03am-16:00pm UTC

Joining details:

see https://lists.w3.org/Archives/Member/member-tt/2016Oct/0009.html

(members-only link – if you can't see this and wish to join please contact me)

Agenda+ Assign Roles

Chairs: Nigel Megitt

Scribe: usually Nigel – open to offers!

Regrets:

Activity since last meeting:
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. Prioritise discussion for this meeting and look ahead
2. TTML1 Actions, Pull Requests and Issues
3. TTML2 Actions, Pull Requests and Issues
4. IMSC Actions, Pull Requests and Issues
5. IMSC vNext requirements Actions, Pull Requests and Issues
6. CSS Actions Review
7. TTML Profile Registry Actions, Pull Requests and Issues
8. WebVTT (David Singer to Chair if present)
9. AOB – please notify of any other AOB now!


Reminder re future milestones and meetings:

September meetings:

Thursday 6th September: TTWG meeting 2 Hour(s)
Thursday 13th September: TTWG meeting 2 Hour(s)
Thursday 20th September: TTWG meeting 2 Hour(s)
Thursday 27th September: TTWG meeting 2 Hour(s)

IMSC 1.1 and TTML publication events: see https://www.w3.org/AudioVideo/TT/specs-timeline.html


Further ahead:

Thursday 4th October: TTWG meeting 2 Hour(s)
Thursday 11th October: TTWG meeting 2 Hour(s)
Thursday 18th October: TTWG meeting 2 Hour(s)
Monday 22nd October: TTWG f2f meeting at TPAC, Lyon
Tuesday 23rd October: TTWG f2f meeting at TPAC, Lyon

Note that no meeting is planned for Thursday 1st November currently.

Next planned face to face: TPAC 2018 Lyon<https://www.w3.org/2018/10/TPAC/Overview.html>, 22-26 October.

Future DST date changes: https://www.timeanddate.com/time/dst/2018.html


In particular, this year, given our current attendance, the next change is:

Europe changes on Sunday 28 October
USA changes on Sunday 4 November
Philippines, Japan and China has no DST in 2018

For meetings beginning 8th November we will move to UTC 1500 which is the same time as usual when not in DST.

Agenda+ TTML1 Actions, Pull Requests and Issues

Actions

No actions due in tracker.

Next steps to complete the TTML1 3rd Ed implementation report?

https://www.w3.org/wiki/TTML1-3ED_implementation_report


Recent Activity

 1 Release published by 1 person
Published CR-ttml1-20180809 TTML1 3ED CR2<https://github.com/w3c/ttml1/releases/tag/CR-ttml1-20180809>


 1 Pull request merged by 1 person
Merged #357 TTML1 3ED CR2<https://github.com/w3c/ttml1/pull/357>

Proposed timeline for publication: https://www.w3.org/AudioVideo/TT/specs-timeline.html


TTML1 3rd Edition CR2 was published on 9th August at https://www.w3.org/TR/ttml1/ (and pointed to by https://www.w3.org/TR/ttml1/ also).

No pull requests merged or issues closed.

Pull Requests To Review (if discussion requested)

 1 Pull request proposed by 1 person
Proposed #361 TTML1 3ED tests<https://github.com/w3c/ttml1/pull/361>

One pull request open for longer:

Proposed #353 Move edition number to subtitle (#352)<https://github.com/w3c/ttml1/pull/353>



New (and old) Issues to Discuss

No issues created since the previous agenda

(Plus unresolved issues with ongoing conversations, to be confirmed.)

No issues or pull requests marked for the agenda


Links

TTML1 issues and pull requests labelled for the agenda: https://github.com/w3c/ttml1/labels/agenda

TTML1 issues blocked: https://github.com/w3c/ttml1/labels/blocked

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

Most recent TTML1 3rd Edition CR: https://www.w3.org/TR/2018/CR-ttml1-20180424/

TTML1 Tests repo: https://github.com/w3c/ttml1-tests


Agenda+ TTML2 Actions, Pull Requests and Issues

Actions

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     2018-08-09      TTML2<https://www.w3.org/AudioVideo/TT/tracker/products/4>

What needs to be done to complete the TTML2 implementation report?

https://www.w3.org/wiki/TTML/TTML2ImplementationReport

Recent Activity

Glenn sent a message to the public reflector informing us that he has completed all the validation tests; work is now ongoing on presentation tests, in the https://github.com/w3c/ttml2-tests repository.

I am not summarising entirety of changes made to the ttml2-tests repository here since there have been too many to list – please visit the repository to review them.
 1 Release published by 1 person
Published ttml2-CR-20180814-CR3 CR3<https://github.com/w3c/ttml2/releases/tag/ttml2-CR-20180814-CR3>


TTML2 CR3 was published at https://www.w3.org/TR/2018/CR-ttml2-20180814/ on 14th August.

Proposed timeline for publication: https://www.w3.org/AudioVideo/TT/specs-timeline.html


No pull requests merged this period and no issues closed.


Pull Requests open for review (to discuss if requested):

 2 Pull requests proposed by 1 person
Proposed #979 Clarify text combination semantics in a ruby container context (#978).<https://github.com/w3c/ttml2/pull/979>
Proposed #981 Remove #textOrientation-sideways-LR and related semantics (#980).<https://github.com/w3c/ttml2/pull/981>

No pull requests open for longer than a week.

New (and old) Issues and Pull Requests to discuss:

(Plus unresolved issues with ongoing conversations, to be confirmed.)
TTML2 issues and pull requests labelled for the agenda: https://github.com/w3c/ttml2/labels/agenda


 5 Issues created by 1 person
Opened #980 Remove #textOrientation-sideways-LR.<https://github.com/w3c/ttml2/issues/980>
Opened #978 Clarify that text combination is not defined in a ruby base or text context.<https://github.com/w3c/ttml2/issues/978>
Opened #977 Add missing ttp:validation 'prohibited' value in schemas.<https://github.com/w3c/ttml2/issues/977>
Opened #976 Fix CSS derivation of tts:displayAlign.<https://github.com/w3c/ttml2/issues/976>
Opened #975 Fix name of tts:luminanceGain in schemas.<https://github.com/w3c/ttml2/issues/975>

There are currently no Issues or pull requests labelled for the Agenda:

Links

Most recent CR published at https://www.w3.org/TR/2018/CR-ttml2-20180814/

Current ED available at https://w3c.github.io/ttml2/


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

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




Agenda+ IMSC Actions, Pull Requests and Issues

Actions

None in tracker.

What is the status of the implementation report and test suite?

Recent Activity

IMSC 1.1 CR2 was published on 26th July at https://www.w3.org/TR/2018/CR-ttml-imsc1.1-20180726/


Proposed timeline for publication: https://www.w3.org/AudioVideo/TT/specs-timeline.html


No pull requests merged or issues closed in this period.


Pull Requests To Review (if discussion requested)

No pull requests opened this week.

One pull request open for more than a week:

Proposed #379 General update<https://github.com/w3c/imsc/pull/379>


New (and old) Issues to Discuss

 1 Issue created by 1 person
Opened #444 Strictly negative = negative.<https://github.com/w3c/imsc/issues/444>

No issues or pull requests currently labelled as agenda.

Links

IMSC issues and pull requests labelled for the agenda: https://github.com/w3c/imsc/labels/agenda :
IMSC issues blocked: https://github.com/w3c/imsc/labels/blocked


IMSC 1.1 CR2 published at https://www.w3.org/TR/2018/CR-ttml-imsc1.1-20180726/

Patent policy call for exclusions sent 2017-02-03, archived at https://lists.w3.org/Archives/Public/public-tt/2017Feb/0006.html

IMSC 1.0.1
Editor's draft is directly viewable at http://w3c.github.io/imsc/imsc1/spec/ttml-ww-profiles.html

IMSC 1.0.1 Rec published at https://www.w3.org/TR/2018/REC-ttml-imsc1.0.1-20180424/


IMSC Implementation Page: https://www.w3.org/wiki/TimedText/IMSC1_implementation_page.

IMSC Tests repository: https://github.com/w3c/imsc-tests


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

Pierre's response to the recent update is at http://unicode.org/cldr/trac/ticket/8915#comment:9

Email response from Shervin at Unicode https://lists.w3.org/Archives/Public/public-tt/2016Dec/0018.html



Agenda+ IMSC vNext Requirements


Links

IMSCvNext Requirements editor's draft: https://w3c.github.io/imsc-vnext-reqs/

IMSCvNext Requirements repository: https://github.com/w3c/imsc-vnext-reqs


Recent Activity

No pull requests merged or issues closed this period.

Pull requests for review (to discuss if requested)

 1 Pull request proposed by 1 person
Proposed #39 Remove editorial notes and specify at-risk requirements<https://github.com/w3c/imsc-vnext-reqs/pull/39>

No issues created this week.

RESOLUTION: After resolving the open issues marked as IMSC1.1, publish the IMSC 1.1 Requirements as a Working Group Note
Review period for this resolution closed on 9th August with no objections received.

Allow for publication of spec without rw/rh <https://github.com/w3c/imsc-vnext-reqs/issues/37> IMSC1.1<https://github.com/w3c/imsc-vnext-reqs/issues?q=is%3Aissue+is%3Aopen+label%3AIMSC1.1>
Remove editorial notes <https://github.com/w3c/imsc-vnext-reqs/issues/38> IMSC1.1<https://github.com/w3c/imsc-vnext-reqs/issues?q=is%3Aissue+is%3Aopen+label%3AIMSC1.1>

No issues or pull requests currently marked for the agenda.

Links

IMSC Requirements issues labelled for the agenda: https://github.com/w3c/imsc-vnext-reqs/labels/agenda :
IMSC Requirements issues blocked: https://github.com/w3c/imsc-vnext-reqs/labels/blocked



Agenda+ CSS actions review

For reference, we have the following CSS issues open:

[css-sizing][css-align][css-text] Aligning an aligned block of text within its container <https://github.com/w3c/csswg-drafts/issues/1975> TTML<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3ATTML>css-align-4<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3Acss-align-4> css-sizing-4<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3Acss-sizing-4> css-text-4<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3Acss-text-4>
[css-inline] Allow background of an inline area to extend to before-and after-edges of the line area <https://github.com/w3c/csswg-drafts/issues/1974> TTML<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3ATTML> css-inline-3<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3Acss-inline-3>
[css-inline][css-text-4] Allow padding to be applied at line start and end <https://github.com/w3c/csswg-drafts/issues/1973> TTML<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3ATTML> css-inline-3<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3Acss-inline-3>css-text-4<https://github.com/w3c/csswg-drafts/issues?q=is%3Aissue+is%3Aopen+ttml+label%3Acss-text-4>
#2983 Support for shearing of lines and inline elements<https://github.com/w3c/csswg-drafts/issues/2983>

Additionally the following CSS issues may be of interest:

[css-fonts-4] oblique angle for synthesis in vertical text <https://github.com/w3c/csswg-drafts/issues/2869>  css-fonts-4<https://github.com/w3c/csswg-drafts/issues?q=is%3Aopen+label%3Acss-fonts-4>
[css-inline] Define the content area of inline boxes <https://github.com/w3c/csswg-drafts/issues/814> css-inline-3<https://github.com/w3c/csswg-drafts/issues?q=is%3Aopen+is%3Aissue+label%3Acss-inline-3>

Are CSS issues filed for all style attributes for which we believe CSS work is needed?

See also https://lists.w3.org/Archives/Public/public-tt/2017Nov/0109.html


CSS WG review

Minutes from TTWG and CSS WG joint meeting at TPAC: https://www.w3.org/2017/11/09-tt-minutes.html#item35

Minutes from CSS WG Paris F2F that Nigel attended remotely on Friday 4th August: https://lists.w3.org/Archives/Public/www-style/2017Sep/0000.html

This is at https://www.w3.org/wiki/TTML/CSSRequirements


TAG design review issue: https://github.com/w3ctag/design-reviews/issues/138


CSS Review of TTML2, threads: FW: TTML2 horizontal review with CSS<https://lists.w3.org/Archives/Public/public-tt/2016Dec/0013.html> and Fwd: Subtitle/caption styling + TTML + CSS<https://lists.w3.org/Archives/Public/public-tt/2016Dec/0019.html>

CSS 2.2 request for reviews from TTWG et al: Pre-announcement of CR for CSS 2.2 & request for reviews<https://lists.w3.org/Archives/Public/public-tt/2016Dec/0017.html> When can we schedule a review and gather feedback?


Agenda+ TTML Profile Registry


Links

TTML Profile Registry editor's draft: https://w3c.github.io/tt-profile-registry/

TTML Profile Registry repository: https://github.com/w3c/tt-profile-registry


Recent Activity

No pull requests merged or issues closed.

Pull requests for review (to discuss if requested)

No pull requests currently open.

One pull request opened for longer than a week:

Add support for IMSC 1.1 Text and Image Profile <https://github.com/w3c/tt-profile-registry/pull/36> enhancement<https://github.com/w3c/tt-profile-registry/issues?q=is%3Apr+is%3Aopen+label%3Aenhancement>

No issues created this week.

No issues or pull requests currently marked for the agenda.

Links

TTML Profile Registry issues labelled for the agenda: https://github.com/w3c/tt-profile-registry/labels/agenda :



Agenda+ WebVTT

Actions

None in tracker

Links

WebVTT Wide review wiki page: https://www.w3.org/wiki/WebVTT_Wide_Review


Activity

No pull requests proposed or closed this period.

5 pull requests open for longer than a week:

Proposed #439 Fix some links from the linkchecker and the broken process document link<https://github.com/w3c/webvtt/pull/439>
Proposed #430 Fontsize changes<https://github.com/w3c/webvtt/pull/430>
Proposed #434 Add a definition of "video viewport" and how it relates in HTML5 to object size resolution.<https://github.com/w3c/webvtt/pull/434>
Proposed #438 Update CLA and License agreement<https://github.com/w3c/webvtt/pull/438>
Proposed #419Timeranges<https://github.com/w3c/webvtt/pull/419>

No other (meaningful) issues created this period.


Agenda+ AOB

References

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






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

http://www.bbc.co.uk

This e-mail (and any attachments) is confidential and may contain personal views which are not the views of the BBC unless specifically stated.
If you have received it in error, please delete it from your system.
Do not use, copy or disclose the information in any way nor act in reliance on it and notify the sender immediately.
Please note that the BBC monitors e-mails sent or received.
Further communication will signify your consent to this.

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

Received on Tuesday, 28 August 2018 15:49:18 UTC