Tt

From Web and TV IG

Contents 1 Timed Text Task Force 1.1 Status 1.2 Next Meeting 1.3 Background 1.4 Objective 1.5 Tasks 1.6 Participants 1.7 Mailing Lists, Wiki and Teleconferences 1.8 Meeting Agendas and Minutes 1.9 External Organizations 1.10 References

Timed Text Task Force

Status

Work TTWG_Consensus_Input is ongoing on a consensus input to the Timed Text WG charter revision process.

Next Meeting

• Timed Text Meeting 5

Background

TTML and WebVTT are two specifications being developed within the W3C for the representation of timed text (captions, subtitles, commentary, karaoke...).

• TTML (http://www.w3.org/AudioVideo/TT/)
• WebVTT (http://www.w3.org/community/texttracks/)

This Task Force (TF) of the Web & TV Interest Group (IG) was created at the request of the IG membership at TPAC 2012 to fulfill the objectives below.

Objective

Develop recommendations to facilitate the use of TTML and WebVTT content on the Web, including interoperability with other timed text formats.

Tasks

Engaging with external groups (#External Organizations) as needed,

• Document scope and variations of TTML and WebVTT, including external specifications and efforts based on TTML and WebVTT (see tt/Timed Text Efforts)
• Gather Web-based timed text use cases from the TV and Media industry (see tt/Timed Text Use Cases)
• Study interoperability between TTML and WebVTT
• Develop requirements and recommendations in the form of a report
• Suggest improvements to W3C specifications in the form of bug reports

Participants

Please add your name to the list below if you wish to participate in the TF.

• Pierre Lemieux (supported by MovieLabs)
• Mark Vickers (Comcast)
• Giuseppe Pascale (Opera)
• Michael Dolan (Liaison to SMPTE & DECE)
• John Kemp (ESPN)
• Bob Lund (CableLabs)
• Yosuke Funahashi (Tomo-Digi)
• Kaz Ashimura (W3C)
• Raphael Troncy (EURECOM)
• Glenn Adams (Cox Communications)

Mailing Lists, Wiki and Teleconferences

This TF expects to conduct business primarily through this wiki and the IG reflector at public-web-and-tv@w3.org. Please use the [tt] subject line tag when posting to the IG reflector.

Meeting Agendas and Minutes

• Timed Text Kick-Off Meeting Agenda
• Timed Text Second Meeting Agenda
• Timed Text Meeting 3
• Timed Text Meeting 4

External Organizations

• SMPTE (http://www.smpte.org)
• EBU (http://www3.ebu.ch/cms/en/home)
• DECE (http://uvvu.com/uv-for-business.php)

References

• Web&TV Interest Group (http://www.w3.org/2011/webtv/wiki/)