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{agenda} HTML WG media telecon 2014-07-22 - EME status and bug discussion

From: Paul Cotton <Paul.Cotton@microsoft.com>
Date: Tue, 22 Jul 2014 00:24:42 +0000
To: "public-html-media@w3.org" <public-html-media@w3.org>
Message-ID: <daa9f0da2c10478fba0b39b1f3facdf8@BL2PR03MB418.namprd03.prod.outlook.com>
The HTML WG media teleconference meeting will occur on 2014-07-22 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 8:


3. Review of action items and issues


4. EME status and bugs

a) Encrypted Media Extensions editor's draft


Last updated on July 18.

b) Encrypted Media Extensions bugs:


Status as of Jul 21: 22 bugs

Status as of Jul 5: 22 bugs

Status as of Jun 23: 27 bugs

5. Encrypted Media Extensions Stream Format and Initialization Data Format Registry


Status:  This is referenced in EME Editor's draft.  As per bug:


the W3C Director has decided to accept such informative references that appear to contain normative text.

It should be added to a References section in EME and published with the next EME heartbeat.

6.  New EME bugs since the last meeting

a) [Bug 26313] New: Steps for createSession should define what happens if the sessionType is not supported


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


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


7. Bugs discussed at last meeting

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


Opened from the end of the following bug:


Status: Glenn and BobLund agreed to respond but so far only Mark and David has responded.  See:



b) Bug 25896 - Why is EME creating new DOMException subclasses?


See David's proposal to close:


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


See comments since last meeting:

https://www.w3.org/Bugs/Public/show_bug.cgi?id=18515#c35 and later

d) Bug 17673 - Define Initialization Data for implementations that choose to support the ISO Base Media File Format


Status from Jul 8: Awaiting more input from Jerry.

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


See also discussions thread:


See David's change and request for more input:


8. EME Use cases Wiki


See Joe's update and request for input:


9. Other EME bugs


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")


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, 22 July 2014 00:25:16 UTC

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