Why taking accessibility
into account while producing videos ?

          Sébastien Delorme – Atalan
            Tuesday, ...
Sébastien Delorme

Accessibility expert & consultant
Atalan – www.atalan.fr



Member of Paris Web
www.paris-web.fr

Membe...
So what exactly
constitutes an accessible video ?
So what exactly
constitutes an accessible video ?




          captions but…
So what exactly
constitutes an accessible video ?




       …readable captions
So what exactly
constitutes an accessible video ?




 …synchronised readable captions
So what exactly
 constitutes an accessible video ?




…synchronised readable closed captions
So what exactly
constitutes an accessible video ?
Synchronised closed captions


                   To enable to people
              who are deaf or hard of hearing
      ...
captions convey not only the content of
                    spoken dialogue

          but also equivalents for non-dialog...
captions convey not only the content of
                                                        spoken dialogue

         ...
For a high accessibility level
provide sign language interpretation




                                       Sign langua...
Other benefits of captioning




           Low quality audio
Other benefits of captioning




      Langues étrangères (foreign languages)
So what exactly
          constitutes an accessible video ?




Audio description : narration added
  to the soundtrack to...
« On screen, Mr. Tek,
software architect »




            Mr. Tek – software architect
« Man talking on a
  public phone »
So what exactly
constitutes an accessible video ?




        text transcription
Justin Eckhouse, CNET, 2009
Source : http://www.w3.org/WAI/bcase/resources.html



30% increase in traffic from Google aft...
Others benefits for users




 indexing of video content
Example :
http://france24.demos.voxalead.labs.exalead.com
Questions ?

Sébastien Delorme
Accessibility expert & consultant, Atalan
sdelorme@atalan.fr



Credits
All photos used in ...
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Why taking accessibility into account while producing videos ?

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Why taking accessibility into account while producing videos ?

  1. 1. Why taking accessibility into account while producing videos ? Sébastien Delorme – Atalan Tuesday, July 06th 2010
  2. 2. Sébastien Delorme Accessibility expert & consultant Atalan – www.atalan.fr Member of Paris Web www.paris-web.fr Member of AccessiWeb working group www.accessiweb.org
  3. 3. So what exactly constitutes an accessible video ?
  4. 4. So what exactly constitutes an accessible video ? captions but…
  5. 5. So what exactly constitutes an accessible video ? …readable captions
  6. 6. So what exactly constitutes an accessible video ? …synchronised readable captions
  7. 7. So what exactly constitutes an accessible video ? …synchronised readable closed captions
  8. 8. So what exactly constitutes an accessible video ?
  9. 9. Synchronised closed captions To enable to people who are deaf or hard of hearing to watch videos In France, 4 million of people who are hard of hearing including 450,000 with severe disabilities. INSEE – HID survey 1999 (update scheduled for July 2010)
  10. 10. captions convey not only the content of spoken dialogue but also equivalents for non-dialogue audio information needed to understand the content, including sound effects, music, laughter, speaker identification and location scary music ♪
  11. 11. captions convey not only the content of spoken dialogue but also equivalents for non-dialogue audio information needed to understand the content, including sound effects, music, laughter, speaker identification and location That is why it is important to have closed captions that can be turned on and off creaking door…
  12. 12. For a high accessibility level provide sign language interpretation Sign languages are independent languages and are different in each country
  13. 13. Other benefits of captioning Low quality audio
  14. 14. Other benefits of captioning Langues étrangères (foreign languages)
  15. 15. So what exactly constitutes an accessible video ? Audio description : narration added to the soundtrack to describe important visual details that cannot be understood from the main soundtrack alone synchronised audio description
  16. 16. « On screen, Mr. Tek, software architect » Mr. Tek – software architect
  17. 17. « Man talking on a public phone »
  18. 18. So what exactly constitutes an accessible video ? text transcription
  19. 19. Justin Eckhouse, CNET, 2009 Source : http://www.w3.org/WAI/bcase/resources.html 30% increase in traffic from Google after CNET started providing transcripts “We saw a significant increase in SEO referrals when we launched an HTML version of our site, the major component of which was our transcripts.”
  20. 20. Others benefits for users indexing of video content Example : http://france24.demos.voxalead.labs.exalead.com
  21. 21. Questions ? Sébastien Delorme Accessibility expert & consultant, Atalan sdelorme@atalan.fr Credits All photos used in this presentation are licensed under Creative Commons and posted on Flickr. Thank you to : big-film, Biblioteca de Arte-Fundação Calouste Gulbenkian, barb_ar, Troy Holden, Lord Jerome, Nej!B, agat_a, Ezu, jcoterhals, Caro Wallis The font used on theses slides is Ingleby is available on Dafont.

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