{agenda} HTML WG media telecon 2014-05-13 - EME status and bug discussion

The HTML WG media teleconference meeting will occur on 2014-05-13 for up to 60 minutes from 15:00Z to 16:00Z.



http://timeanddate.com/s/2peq



Tokyo midnight, Amsterdam/Oslo 17:00, London/Dublin 16:00, New Jersey/York 11:00, Kansas City 10:00, Seattle/San Francisco 08:00.



Chair of the meeting: Paul Cotton

Scribe: TBD



(See the end of this email for dial-in and IRC info.)



== Agenda ==



1. Roll call, introductions and selection of scribe



2. Previous meeting minutes

May 6 minutes:

http://lists.w3.org/Archives/Public/public-html-media/2014May/0009.html

F2F minutes:
http://www.w3.org/2014/04/08-html-wg-minutes.html
http://www.w3.org/2014/04/09-html-wg-minutes.html
F2F Media Task Force breakout session:
http://lists.w3.org/Archives/Public/public-html-media/2014Apr/0067.html


3. Review of action items and issues

https://www.w3.org/html/wg/media/track/



4. EME status and bugs



a) Encrypted Media Extensions editor's draft

 http://dvcs.w3.org/hg/html-media/raw-file/tip/encrypted-media/encrypted-media.html

Last updated on May 9.



b) Encrypted Media Extensions bugs:

http://tinyurl.com/7tfambo

Status as of May 12: 21 bugs



5.  NEW EME bugs since the last meeting



a) [NEW] Bug 25580 - Add Informative Reference to Byte Stream Format Registry in MSE editors draft.

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25580

Status: Created as requested at the last meeting. Assigned to Editors.



b) [NEW] Bug 25581 - Establish a update process & home for byte stream format registry and byte stream specs.

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25581

Status: Created as requested at the last meeting. Assigned to Editors.



c) [NEW] Bug 25594 - The read-only attribute usableKeyIds cannot be variable length

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25594
6.  Bugs for discussion

a) [EME] Bug 25269 - Add a container-independent initialization data type for providing a list of key IDs to createSession()

Request from Paul for input:

http://lists.w3.org/Archives/Public/public-html-media/2014May/0016.html

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25269



7. Cluster of bugs: 17673 -> 17682 -> 24419 and 17673 -> 24027


a) Bug 17673 - Define Initialization Data for implementations that choose to support the ISO Base Media File Format
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17673#c53
Status of 17673: Mark and Jerry are going to review the related spec updates.

b) Bug 17682 - Clear Key: Document how keys and key IDs are associated
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17682
Bug 24419 - Clear Key: Define license request format
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24419
Status of 17682 & 24419: David has made proposals and will implement them soon.

c) Bug 24027 - Define a generic Initialization Data solution for ISO Base Media File Format and/or Common Encryption (will be used by Clear Key)
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24027
Status of 24027: Mark will implement David's proposal for the basic structure.



8. IsTypeSupported  bugs

Status: Editors are reviewing this cluster of capability-related bugs.



a) Bug 25092 - Need a way to inform script that resolution restrictions are applied

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25092



b) Bug 25218 - Allow license management directly via MediaKeySession

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25218

Status: Withdrawn and replaced by 25595. See below.



c) Bug 24874 - Positive isTypeSupported() may be misleading (MSE vs. .src=)

https://www.w3.org/Bugs/Public/show_bug.cgi?id=24874



d) Bug 24873 - Current isTypeSupported() definition does not provide sufficient information to applications

https://www.w3.org/Bugs/Public/show_bug.cgi?id=24873

Status: Reopened.



9. EME use of Promises



a) Bug 25199 - EME should use Promises

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25199

Status: Implemented. Blocked: 21798 24771



b) Bug 24771 - Provide guidance on object and CDM lifetime (including when events are guaranteed to be fired)

https://www.w3.org/Bugs/Public/show_bug.cgi?id=24771

Status: Pending implementation by the Editors.



c) Bug 21798 - Revisit MediaKeyError codes

https://www.w3.org/Bugs/Public/show_bug.cgi?id=21798

Status from Mar 4: David said he would make a proposal. Depends on 21599.  Input from others welcome.



10.  Use cases/application models



a) [NEW] Bug 25595 - Better definitions needed for session, keys and license

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25595



b) Bug 25434 - Remove unsupported informative text in Abstract regarding OOB communication.

https://www.w3.org/Bugs/Public/show_bug.cgi?id=25434

Status: Reopened.


c) Bug 24082 - Several issues discussed in the TF point to the need for defined extensibility points in EME

https://www.w3.org/Bugs/Public/show_bug.cgi?id=24082



11. Any other business



12. Chair and Scribe for next meeting



13. Adjournment



== Dial-in and IRC Details ==



Zakim teleconference bridge:

   +1.617.761.6200, conference 63342 ("media")

https://www.w3.org/Guide/1998/08/teleconference-calendar#s_5366



Supplementary IRC chat (logged):

   #html-media on irc.w3.org port 6665 or port 80 Paul Cotton, Microsoft Canada

17 Eleanor Drive, Ottawa, Ontario K2E 6A3

Tel: (425) 705-9596 Fax: (425) 936-7329

Paul Cotton, Microsoft Canada
17 Eleanor Drive, Ottawa, Ontario K2E 6A3
Tel: (425) 705-9596 Fax: (425) 936-7329