From Web and TV IG

Web and TV Interest Group

This is the Wiki for the W3C Web and TV Interest Group (Web&TV IG), used to organize work in the IG. Higher-level information about the Web&TV IG is available on the main home page of the group. The Interest Group reviews existing work and identifies requirements and potential solutions for the Web and TV. The development of Web standards, when required, takes place in other working groups.

News

Charter (Draft)

TPAC 2012 Minutes and Presentations

29 October 2012: The IG held its F2F meeting at TPAC 2012 in Lyon, and discussed what should be done for the next Charter period. As the result, the group agreed to launch Task Forces for Testing, Recording/Downloading Media, Terminal APIs, Content Metadata/Synchronization, Stereoscopic 3D and TTML/WebVTT coexistence. See Task Forces below for the details on the Task Forces.

Task Forces

NOTE: the tag indicated near the Task Force name MUST be used when sending email to the IG list for topics related to that TF.

Active

Testing TF [testing]
- Identify Requirements for testing from a “Web and TV” perspective
- act as a bridge between ongoing activities in W3C and other organizations interested in testing W3C specifications
Media APIs TF [apis]
- Merges the work of the Recording and Downloading Media, Terminal Capabilities and Content Metadata Exposure and Content Synchronization TFs. with the following focus:
  - Identify requirements for recording and downloading media
  - Investigate requirements for discover and control of device capabilities (e.g. tuner control)
  - Investigate how to expose TV metadata to web applications
  - Investigate mapping between Media Element API and in-band metadata
  - Synchronization of broadcast content and web applications up to frame accurate

Stereoscopic 3D Web [3dweb]
- Investigate impact of 3D Video/Graphics on HTML and other web standards
- (note: see notes of a breakout session on this topic during TPAC here http://www.w3.org/wiki/TPAC2012/3dweb)

Timed Text [tt]
- Develop recommendations to facilitate the use of TTML and WebVTT content on the Web, including interoperability with other timed text formats.

Closed or Dormant

(Closed) Media Pipeline TF [mptf] — discuss requirements placed on the HTML5 video, audio and media interface by media formats that will be used for Web and TV
- The TF published a requirement document: <ADD LINK>
- Follow-up ongoing in the HTML WG/Media TF: <ADD LINK>
(Closed) Home Network TF — [hntf] identify gaps to enable discovery and control of devices and services in the local area IP network.
- The TF published a requirement document: http://www.w3.org/TR/hnreq/
- Follow-up ongoing in the DAP WG: http://www.w3.org/2009/dap/wiki/Main_Page
(On hold) Web Media Profile TF [profile] — discuss a profile to be used in TV deployments.

Resources

Teleconferences / Meetings

Two phone slots have been allocated for the IG that can be shared among TF

Note that no IG-wide teleconferences or meetings are scheduled as of today, but task forces may organize regular calls and F2F meetings as needed. Please check task forces pages for more information (or contact the TF moderators)

The Interest Group uses the #webtv IRC channel on irc.w3.org, port 6665 to take minutes and record issues, actions and resolutions during meetings.

Mailing-lists

Archives of the public-web-and-tv@w3.org mailing-list are publicly available. This mailing-list should be used for all technical discussions within the group.
Archives of the member-web-and-tv@w3.org mailing-list are available to W3C Members only. Use of this second list should be restricted to administrative purposes

Template for Use Cases

This is a generic template for proposing use cases that should be discussed by the IG TFs. Note that TFs may extend the template if/as needed, so check with your TF moderator if you are not sure.

Submitter(s): company (name), ...

Tracker Issue ID: ISSUE-NN

Category
How would you categorize this issue?:
1. gap in existing specifications (=> IG to draft a proposal for an existing WG)
2. require new specification/WG (=> IG to draft a proposal for W3C Director)
3. can be addressed as part of a guidelines document to be produced by the IG
(=> proponent to draft some text for such document)

Description: 
* high level description/overview of the goals of the use case
* Schematic Illustration (devices involved, work flows, etc) (Optional)
* Implementation Examples (e.g. JS code snippets) (Optional)

Motivation: 
* Explanation of benefit to ecosystem
* Why were you not able to use only existing standards to accomplish this?

Dependencies:
* other use cases, proposals or other ongoing standardization activities which this use case is dependant on or related to

What needs to be standardized:
* What are the new requirements, i.e. functions that don't exist, generated by this use case?

Comments:
* any relevant comment that is good to track related to this use case

IG Specific Processes

TF handling rule to propose the creation of a task force
TF charter template to precise the scope of a potential new task force
Use Case template to be used as base for drafting a use case input document. Note that TFs may have their own further refined template (check TF page)

Tracker

Tracker is used to track issues and actions within the group. For help on how to use Tracker see the related web site. For a really quick intro see here

Other Useful W3C Resources

World Wide Web Consortium Process Document 14 October 2005
Art of Consensus Guide W3C member confidential
Notes on IRC at W3C
The Zakim IRC Teleconference Agent
Quick Start Guide to taking minutes

Archived Reports and Deliverables