W3C home > Mailing lists > Public > public-html@w3.org > June 2007

Re: fear of "invisible metadata"

From: Ben Boyle <benjamins.boyle@gmail.com>
Date: Fri, 22 Jun 2007 14:56:18 +1000
Message-ID: <5f37426b0706212156j2ed64cddn33a6ccaac31dfe98@mail.gmail.com>
To: joshue.oconnor@cfit.ie
Cc: "Maciej Stachowiak" <mjs@apple.com>, "Laura Carlson" <laura.lee.carlson@gmail.com>, public-html@w3.org

On 6/22/07, Joshue O Connor <joshue.oconnor@cfit.ie> wrote:
> There are many other cases where alternate descriptions are very much
> needed (no disrespect Maciej, some of your meals looked nice) and it
> many instances the delivery method already exists, like alt etc. The
> problem that you seem be indicating is the difficulty in writing *good*
> alt text. This is an entirely different issue but an important one. The
> best the WG can do is provide tools that make this easy, are supported
> and get the job done, but in the final analysis the final responsibility
> is in the hand of the author.

I agree there are images that need describing, photos in particular.
Writing good descriptions is a challenge, but I think you can draw
some inspiration from the field of audio description. Check out your
DVD collection or samples on the net: e.g.
http://www.audiodescribe.com/samples1.html
Joe Clark has a heap of info about it too:
http://joeclark.org/access/description/

I'm very encouraged by <video> and "transparent" content model...
http://dev.w3.org/cvsweb/~checkout~/html5/spec/Overview.html?rev=1.78#video
http://dev.w3.org/cvsweb/~checkout~/html5/spec/Overview.html?rev=1.78#transparent0

<figure>
<legend>Video caption here</legend>
<video src="video.ogg">
... fallback: could use <dialog> and <img> to create an accessible alternative.
</video>
</figure>

Shame we can't do the same with <img>
Received on Friday, 22 June 2007 04:56:26 UTC

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