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Re: [media] alt technologies for paused video (and using ARIA)

From: E.J. Zufelt <everett@zufelt.ca>
Date: Wed, 11 May 2011 22:17:15 -0400
Cc: John Foliot <jfoliot@stanford.edu>, David Singer <singer@apple.com>, HTML Accessibility Task Force <public-html-a11y@w3.org>, James Craig <jcraig@apple.com>, Michael Cooper <cooper@w3.org>
Message-Id: <916C0808-EEDE-4019-8F4F-6F8F721F8532@zufelt.ca>
To: Silvia Pfeiffer <silviapfeiffer1@gmail.com>
On 2011-05-11, at 10:05 PM, Silvia Pfeiffer wrote:

> On Thu, May 12, 2011 at 12:03 PM, E.J. Zufelt <everett@zufelt.ca> wrote:
>> On 2011-05-11, at 8:26 PM, Silvia Pfeiffer wrote:
>> 
>> Is that really the case? IIUC, neither aria-label nor alt are
>> conforming attributes on media elements and screen readers ignore
>> them. A test with ChromeVox confirms this, though I cannot test any
>> other screenreader on my mac.
>> 
>> I did a simple test of this:
>> <video controls aria-label="My video player">
>> </video>
>> Using VoiceOver on SL and Safari 5 the label wasn't read.
>> Using NVDA 2010.1 on FF 3.6 the label was read when tabbing to the player
>> controls
>> Using JAWS 11 in Firefox 3.6 the label was read instead of the player
>> controls, as AFAIK JAWS 11 doesn't support rendering the controls in the
>> virtual buffer.
> 
> Hi Everett,
> 
> Thanks heaps for this test! Can you do me a favor and run another test
> with the @alt attribute instead of @aria-label?

None of the tree AT broswer pairs appears to support alt on the video control.

HTH,
Everett
Received on Thursday, 12 May 2011 06:06:10 GMT

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