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RE: {agenda} HTML WG media telecon 2014-08-12 - EME status and bug discussion

From: Joe Steele <steele@adobe.com>
Date: Tue, 4 Nov 2014 15:59:53 +0000
To: Paul Cotton <Paul.Cotton@microsoft.com>, "public-html-media@w3.org" <public-html-media@w3.org>
Message-ID: <met3m4bpel3l9288hkogc4cf.1415116787642@email.android.com>
I am running about 5-10 min late.
Happy to scribe when I get there.


Sent from my T-Mobile 4G LTE Device

-------- Original message --------
From: Paul Cotton <Paul.Cotton@microsoft.com>
Date:08/11/2014 5:43 AM (GMT-08:00)
To: public-html-media@w3.org
Subject: {agenda} HTML WG media telecon 2014-08-12 - EME status and bug discussion

The HTML WG media teleconference meeting will occur on 2014-08-12 for up to 60 minutes from 15:00Z to 16:00Z.


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

Jul 29:


Jul 22:


Jul 8:


3. Review of action items and issues


4. EME status and bugs

a) Encrypted Media Extensions editor's draft


Last updated on July 28.

b) Encrypted Media Extensions bugs:


Status as of Aug 11: 21 bugs

Status as of Jul 27: 21 bugs

Status as of Jul 21: 22 bugs

Status as of Jul 5: 22 bugs

Status as of Jun 23: 27 bugs

5.  New EME bugs since the last meeting


6. EME bugs with proposal

a) Bug 25866 - "needkey" event name is misleading


Status:  See proposal in:


b) Bug 18515 - Provide more details on behavior of the media element when the key for an encrypted block is not available


Status: At the meeting on Jul 22, Jerry supposed that we still had to worry about race conditions.  See:


See comments since last meeting:


c) Bug 20336 - Revert addition of keySystem attribute to HTMLSourceElement


Status: See Davidís plan in:


Related to:

Bug 23828 - HTMLSourceElement with |keySystem| attribute should create MediaKeys object for |keySystem|


7. EME bugs missed or skipped at the last meeting

a) Bug 26372 - Revisit the need for EME-specific DOMException names and the "error" attribute and event


Status: Skipped on Jul 22 due to Davidís absence.

8. EME bugs awaiting input from Task Force or actions

a) Bug 25268 - Reduce the burden on applications to deduplicate initData from many needkey events


See also discussions thread:


See Davidís change and request for more input:


b) [Bug 26332] Applications should only use EME APIs on secure origins (e.g. HTTPS)


Status: At the Jul 22 meeting we agreed that recommending that HTTPS SHOULD be used was a possible consensus position.  Jerry offered to add a comment to the bug.

c) [Bug 26401] Key message destinationURL usage is not reflected in examples


Status: At the Jul 22 meeting Joe offered to update this bug.

d) Bug 26207 - Provide a way to check system capabilities required for UHD playback


Opened from the end of the following bug:


Status: At the Jul 22 meeting Jerry offered to provide more data.

9.  Do we need LoadSession?


Status:  See Joeís response and request for more feedback on Aug 5:


10. EME Use cases Wiki


Status: From the Jul 22 meeting:

- joesteele: the Key Release section will change still

- paulc: maybe send an email making the connection between the bugs and the use cases to draw interest from the group

11. Other EME bugs


12. Any other business

13. Chair and Scribe for next meeting

The Media TF will discuss MSE status and bugs along with EME items at the next meeting on Aug 19.

14. Adjournment

== Dial-in and IRC Details ==

Zakim teleconference bridge:

   +1.617.761.6200, conference 63342 ("media")


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 November 2014 16:00:28 UTC

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