- From: Paul Cotton <Paul.Cotton@microsoft.com>
- Date: Tue, 4 Mar 2014 02:06:11 +0000
- To: "public-html-media@w3.org" <public-html-media@w3.org>
- Message-ID: <fcf80d775aa1497bb18b025b6527c226@BL2PR03MB418.namprd03.prod.outlook.com>
The HTML WG media teleconference meeting will occur on 2014-03-04 for up to 60 minutes from 15:00Z to 16:00Z.
http://timeanddate.com/s/2jfn
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
Feb 18: http://www.w3.org/2014/02/18-html-media-minutes.html
Feb 4: http://www.w3.org/2014/02/04-html-media-minutes.html
Jan 28: http://www.w3.org/2014/01/28-html-media-minutes.html
3. Review of action items and issues
https://www.w3.org/html/wg/media/track/
a) ACTION-61: Work with wendy to make sure we get a security review [ Paul ]
https://www.w3.org/html/wg/media/track/actions/61
Status: Paul reached out to Wendy again on Jan 23:
http://lists.w3.org/Archives/Public/public-html-media/2014Jan/0056.html
b) ACTION-62: Report back about the plan for 20944 due 2013-12-15 [ Paul ]
https://www.w3.org/html/wg/media/track/actions/62
Status: No action yet but see developments on 20944:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=20944#c34
and subsequent replies.
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 Feb 24.
b) Encrypted Media Extensions bugs:
http://tinyurl.com/7tfambo
Status as of Mar 3: 22 bugs
5. NEW EME bugs since the last meeting
a) 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
b) Bug 24873 - Current isTypeSupported() definition does not provide sufficient information to applications
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24873
c) Bug 24874 - Positive isTypeSupported() may be misleading (MSE vs. .src=)
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24874
d) Bug 24904 - Uint8Array parameters should not be modifiable after method calls return
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24904
See also the thread at:
http://lists.w3.org/Archives/Public/public-html-media/2014Mar/0002.html
6. EME bugs for discussion
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
See recent postings since Feb 18 meeting:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17673#c42
b) Bug 17750 - Define the behavior MediaKeySession close() and clearing the keys attribute
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17750
See recent response from Adrian since Feb 18 meeting:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17750#c26
c) Bug 21798 - Revisit MediaKeyError codes
https://www.w3.org/Bugs/Public/show_bug.cgi?id=21798
Status from Jan 28 meeting: Error codes and constants removed. New error names need to be proposed and added.
Feb 4: David said he would go through whole thread and generate a response.
See recent response from Adrian since Feb 18 meeting:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=21798#c19
d) Bug 23619 - Change MediaKeyError to extend DOMError and use strings for error names
https://www.w3.org/Bugs/Public/show_bug.cgi?id=23619
See recent response from Adrian since Feb 18 meeting:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=23619#c10
e) 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
Mark agreed added a concrete proposal after Feb 18 meeting:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24027#c6
f) Bug 24419 - Clear Key: Define license request format
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24419
Feb 4: David said he would implement the proposed solution. But see Adrian's question:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24419#c1
g) Bug 24673 - Make all content type string checks case-sensitive
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24673
See Adrian and David's dialogue starting at:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24673#c2
7. Implemented EME bugs awaiting review
a) Bug 18515 - Provide more details on behavior of the media element when the key for an encrypted block is not available
https://www.w3.org/Bugs/Public/show_bug.cgi?id=18515
Implemented and awaiting review:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=18515#c21
b) Bug 24270 - Make MediaKeySession State Definitions and Event Summary sections non-normative
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24270
c) Bug 24323 - Rename "First Time a Key Reference is Encountered" algorithm and remove key ID checks from Container Guidelines subsections
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24323
d) Bug 24368 - Define playback behavior when the key for an encrypted block is not available for a subset of streams
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24368
8. EME bugs awaiting Editor implementation or action
a) Bug 17202 - Explicitly document how keys are to be shared
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17202
Next action: David to make changes in comment 3
b) Bug 17682 - Clear Key: Document how keys and key IDs are associated
https://www.w3.org/Bugs/Public/show_bug.cgi?id=17682
Next action: David to add note.
c) Bug 23828 - HTMLSourceElement with |keySystem| attribute should create MediaKeys object for |keySystem|
https://www.w3.org/Bugs/Public/show_bug.cgi?id=23828
Next action: Adrian to make changes (low priority - see 23827)
d) Bug 24026 - Document that URLs (destinationURL) should/may be validated and/or normalized
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24026
Next action: David to add proposed text (to bug or spec)
e) Bug 24081 - The READY state is too limiting and should be more like the PENDING state
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24081
Next action: TF to discuss David's proposal (Microsoft is supportive)
Status from Jan 28 meeting: David to implement his proposal.
f) Bug 24216 - setMediaKeys() needs more specification
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24216
David agreed to develop a proposal:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24216#c2
9. EME bugs on hold or lower priority
a) Bug 20944 - EME should do more to encourage/ensure CDM-level interop
https://www.w3.org/Bugs/Public/show_bug.cgi?id=20944
Next action: ACTION-62 on Paul
b) Bug 23827 - Need to add features at risk prior to entry into Candidate Recommendation
https://www.w3.org/Bugs/Public/show_bug.cgi?id=23827
Next action: wait until LC
c) Bug 24025 - Add optional configuration parameter to MediaKeys constructor
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24025
Next action: discuss as part of 24082 below. Tied to the general extensibilty issue.
Mark added his use case on Feb 18:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24025#c9
d) 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
Next action: TF agreed that members need to propose use cases - not blocking and lower priority
e) Bug 24322 - Reorganize spec by object
https://www.w3.org/Bugs/Public/show_bug.cgi?id=24322
Next action: significant editorial change just needs editing - not blocking
10. Any other business
11. Chair and Scribe for next meeting
12. 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
Received on Tuesday, 4 March 2014 02:06:44 UTC