Media WG meeting - 2026 (past)

Agenda

This agenda can be viewed and updated on GitHub.

If you would like to add an item to the agenda, please open a pull request against this agenda.

• w3c/mediasession#377 Media session should have a generic call-to-action handler

• w3c/mediasession#376 MediaSession Actions create a backdoor for nonstandard features

• w3c/mediasession#372 Add 'enterfullscreen' action

• w3c/mediasession#340 Make "skipad" action more generic and PR w3c/mediasession#350

• w3c/mediasession#332 The update capture state algorithm needs refinement and PR w3c/mediasession#335

• Issue triage

Logistics

Chairs: Alastor Wu, Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

If you would like to add an item to the agenda, please open a pull request against this agenda or contact the Chairs.

• Welcome Alastor as new co-chair
• w3c/audio-session#3 In case an AudioSession is explicitly set, should some incompatible APIs start failing?
• w3c/mediasession#377 Media session should have a generic call-to-action handler
• w3c/media-wg#26 TPAC 2026 agenda planning

Logistics

Chairs: Alastor Wu, Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

If you would like to add an item to the agenda, please open a pull request against this agenda.

• w3c/media-source#361 TrackList and Tracks shouldn't be exposed in a DedicatedWorker
• w3c/webcodecs#940 ColorSpace override is not well defined
• Initiating Horizontal Reviews of Registries (WebCodecs, MSE, EME)
• w3c/media-wg#62 TPAC 2026 meeting schedule and agenda planning

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

Agenda:

Working session on Encrypted Media Extensions

• w3c/encrypted-media#545 and w3c/encrypted-media#595 Review Notes for normative requirements
• w3c/encrypted-media#570 Loosening implementation requirements is out of scope in SOTD
  • Specifically this comment: consider royalty free implementations and access to media

To add an item to the agenda, please open a pull request against this agenda or contact the Chairs.

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

• w3c/encrypted-media#583 Clarify definition and intent of "replacement algorithm" in update()
• w3c/encrypted-media#570 Note loosening impl requirements is out of scope in SOTD
• w3c/encrypted-media#558 Horizontal review status

Additional agenda items welcome. Please open a pull request against this agenda or contact the chairs.

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

• w3c/mediasession#370 Add site-provided transcripts to media session metadata (and PR #371)
• w3c/mediasession#372 Add 'enterfullscreen' action (and PR #373)

Additional agenda items welcome. Please open a pull request against this agenda or contact the chairs.

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

Agenda:

• WebCodecs Extended HE-AAC registration (request from ISO/IEC JTC 1/SC 29/WG 6, MPEG Audio Coding)
• WebCodecs Guides / Better WebCodecs documentation: https://github.com/orgs/mdn/discussions/866
• Media Source Extensions issue triage: https://github.com/w3c/media-source/issues (Decide milestones, next steps)

If you would like to add an item to the agenda, please open a pull request against this agenda.

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

If you would like to add an item to the agenda, please open a pull request against this agenda.

• 3GPP liaison on IVAS, see mailing list and draft response. Is this ready to send?

• Call for consensus on Media Playback Quality and next steps.

• w3c/media-capabilities#73 Better define channels in AudioConfiguration

• whatwg/html#12145 Incorrect definition for media element pseudo class :stalled - @alastor0325

Other topics TBD. The agenda is pretty light this time, so additional topics welcome. Or we'll keep the meeting short.

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.

Agenda

This agenda can be viewed and updated on GitHub.

If you would like to add an item to the agenda, please open a pull request against this agenda.

• WebCodecs - Incoming liaison letter from 3GPP SA4: https://lists.w3.org/Archives/Public/public-media-wg/2026Jan/0000.html

• w3c/encrypted-media#576 New Key Rotation Support

• Call for Consensus: Media Playback Quality: https://lists.w3.org/Archives/Public/public-media-wg/2026Jan/0002.html

• Other items TBC

Logistics

Chairs: Chris Needham, Marcos Caceres

Zoom: https://lists.w3.org/Archives/Member/w3c-archive/2023May/0295.html

IRC: https://irc.w3.org/?channels=#mediawg

If you are unable to login to view the call details please ask on IRC before the call.