why taking accessibility into account while producing videos ?

21
Why taking accessibility into account while producing videos ? Sébastien Delorme – Atalan Tuesday, July 06th 2010

Upload: sebastien-delorme

Post on 31-Oct-2014

791 views

Category:

Technology


1 download

DESCRIPTION

 

TRANSCRIPT

Page 1: Why taking accessibility into account while producing videos ?

Why taking accessibilityinto account while producing videos ?

Sébastien Delorme – Atalan

Tuesday, July 06th 2010

Page 2: Why taking accessibility into account while producing videos ?

Sébastien Delorme

Accessibility expert & consultant

Atalan – www.atalan.fr

Member of Paris Webwww.paris-web.fr

Member of AccessiWeb working group www.accessiweb.org

Page 3: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

Page 4: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

captions but…

Page 5: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

…readable captions

Page 6: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

…synchronised readable captions

Page 7: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

…synchronised readable closed captions

Page 8: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

Page 9: Why taking accessibility into account while producing videos ?

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)

Page 10: Why taking accessibility into account while producing videos ?

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 ♪

Page 11: Why taking accessibility into account while producing videos ?

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

creaking door…

That is why it is important to have closed captions that can be turned on and off

Page 12: Why taking accessibility into account while producing videos ?

For a high accessibility level provide sign language interpretation

Sign languages are independent languages and are different in each country

Page 13: Why taking accessibility into account while producing videos ?

Other benefits of captioning

Low quality audio

Page 14: Why taking accessibility into account while producing videos ?

Other benefits of captioning

Langues étrangères (foreign languages)

Page 15: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

synchronised audio description

Audio description : narration added to the soundtrack to describe

important visual details that cannot be understood from the main

soundtrack alone

Page 16: Why taking accessibility into account while producing videos ?

Mr. Tek – software architect

« On screen, Mr. Tek, software architect »

Page 17: Why taking accessibility into account while producing videos ?

« Man talking on a public phone »

Page 18: Why taking accessibility into account while producing videos ?

So what exactly constitutes an accessible video ?

text transcription

Page 19: Why taking accessibility into account while producing videos ?

Justin Eckhouse, CNET, 2009Source : 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.”

Page 20: Why taking accessibility into account while producing videos ?

Others benefits for users

indexing of video content

Example : http://france24.demos.voxalead.labs.exalead.com

Page 21: Why taking accessibility into account while producing videos ?

Questions ?

Sébastien DelormeAccessibility expert & consultant, Atalan

[email protected]

CreditsAll 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.