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Web-Distribution Formats For Subtitles & Captions

Web-Distribution Formats For Subtitles & Captions. Web & TV Workshop , 12/13.3. Andreas Tai, Institut für Rundfunktechnik. Formats. TTML & WebVTT. TTML . 2003. <p begin ="00:00:00.000" end ="00:00:02.000" xmlns ="http://www.w3.org/ns/ttml"> This is a subtitle< br /> on two lines

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Web-Distribution Formats For Subtitles & Captions

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  1. Web-Distribution FormatsFor Subtitles & Captions Web & TV Workshop, 12/13.3. Andreas Tai, Institut für Rundfunktechnik

  2. Formats

  3. TTML & WebVTT

  4. TTML

  5. 2003

  6. <p begin="00:00:00.000" end="00:00:02.000" • xmlns="http://www.w3.org/ns/ttml"> • This is a subtitle<br/> • on two lines • </p>

  7. Status TTML 1.0, 2nd Edition Next TTML 2.0

  8. Who?

  9. DVB HbbTV SMPTE-TT EBU-TT-D CFF-TT

  10. +

  11. SMPTE-TT TTML CFF-TT EBU-TT-D

  12. WebVTT

  13. 2010

  14. 00:00:00.000 --> 00:00:02.000 This is a subtitle on two lines

  15. Web Media Text Tracks Community Group

  16. Status Draft Community Specification Next W3C Rec Track

  17. Who?

  18. Why not TTML?

  19. <?XML >

  20. Perspective

  21. TTWG TTML WebVTT

  22. Consensus Input Timed Text Task Force of the Web & TV IG 

  23. 3 Strategies Mappings One single Spec Clients support TTML & WebVTT

  24. Exception + TTML (SDP-US)

  25. Future HbbTV 2.0 Devices + TTML with Profile EBU-TT-D

  26. Other Web Browsers WebVTT Only

  27. Other Web Browsers WebVTT Welcome TTML Welcome

  28. Thankyouforyourattention! Andreas Tai Production Systems Television Institut für Rundfunktechnik Floriansmühlstraße 60 80939 München Tel. +49-(0)89-32399-0 Fax +49-(0)89-32399-351 E-Mail: tai@irt.de

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