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Re: Transcript vs. Caption

for

From: Loretta Guarino Reid
Date: Dec 18, 2014 3:32PM

Several years ago, my summer intern implemented and released 2 Chrome
extensions
for this type of functionality, using WebVTT:
* HTML5 Audio Description (via text to speech)
* HTML5 Audio Description (via screenreader)

Anyone can search for them in the Chrome extensions, install and activate.
The web site for the extension describes what is needed to make them work.

An example of a video containing an embedded audio description track that
would work with these extensions:

html5videoguide.net/demos/AuDesc_2012/

On Thu, Dec 18, 2014 at 2:07 PM, John Foliot < <EMAIL REMOVED> > wrote:
>
> Whoops, I've been sleeping at the switch.
>
> It seems that providing a time-stamped text file for 'descriptions' has
> already been added to Techniques:
> http://www.w3.org/TR/2014/NOTE-WCAG20-TECHS-20140916/H96
>
> That said however, I'm not sure if that is a workable solution today - it
> meets the technical requirement, but I'm not sure it can actually be
> actuated successfully - is anyone aware of a working example? (I'm not, but
> would love to see one.)
>
> "The user agent makes the cues available to the user in a
> non-visual
> fashion, for instance, by synthesizing them into speech."
>
> Missing in the equation is a) where the description is rendered, and b) the
> "handoff" to a TTS engine for non-sighted users. It seems kind of pointless
> to provide a text description of what is happening on-screen and not have
> the intended audience be able to access that information...
>
> JF
>
>
> > > >