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RE: your F2F homework, please

From: Cynthia Shelly <cyns@exchange.microsoft.com>
Date: Mon, 20 Oct 2008 00:28:58 -0700
To: Al Gilman <Alfred.S.Gilman@IEEE.org>
CC: "wai-xtech@w3.org" <wai-xtech@w3.org>
Message-ID: <EC00246575819245B066C20F77051F296B7F40C794@df-whippet-msg.exchange.corp.microsoft.com>

Of interest for Homework #1, Implicit Roles

Issue 67: http://www.w3.org/WAI/PF/Group/track/issues/67 
Robert Burns' mail from Issue 67 http://lists.w3.org/Archives/Public/public-html/2007Jul/0905.html 
Henri's HTML5 role mapping http://hsivonen.iki.fi/html5-roles/
MSDN Documentation on IE7 HTML to MSAA mappings: http://msdn.microsoft.com/en-us/library/ms528416(VS.85).aspx 
WCAG 2.0 Technique for 4.1.2 [Role Value State] http://www.w3.org/WAI/WCAG20/quickref/20080430/Overview.php 
New WCAG 2.0 HTML Technique for 4.1.2 http://www.w3.org/WAI/GL/WCAG20/WD-WCAG20-TECHS/H91.html 


Of interest for Homework #2, WCAG 2.0 Media 

Below are the guidelines and success criteria that apply specifically to multimedia content.  Note that there are many others that might apply to applications created in multimedia formats such as Flash or Silverlight.

Guideline 1.1 Text Alternatives: Provide text alternatives for any non-text content so that it can be changed into other forms people need, such as large print, braille, speech, symbols or simpler language Understanding Guideline 1.1

1.1.1 Non-text Content: All non-text content that is presented to the user has a text alternative that serves the equivalent purpose, except for the situations listed below. (Level A)

Time-Based Media: If non-text content is time-based media, then text alternatives at least provide descriptive identification of the non-text content. (Refer to Guideline 1.2 for additional requirements for media.)

Sensory: If non-text content is primarily intended to create a specific sensory experience, then text alternatives at least provide descriptive identification of the non-text content.

 
users, then it is implemented in a way that it can be ignored by assistive technology.

Guideline 1.2 Time-based Media: Provide alternatives for time-based media Understanding Guideline 1.2
1.2.1 Audio-only and Video-only (Prerecorded): For prerecorded audio-only and prerecorded video-only media, the following are true, except when the audio or video is a media alternative for text and is clearly labeled as such: (Level A) How to Meet 1.2.1 Understanding 1.2.1

*Prerecorded Audio-only: A text alternative is provided that presents equivalent information for prerecorded audio-only content.

*Prerecorded Video-only: Either a text alternative or an audio track is provided that presents equivalent information for prerecorded video-only content.

1.2.2 Captions (Prerecorded): Captions are provided for all prerecorded audio content in synchronized media, except when the media is a media alternative for text and is clearly labeled as such. (Level A) How to Meet 1.2.2 Understanding 1.2.2

1.2.3 Audio Description or Full Text Alternative: A full text alternative for synchronized media including any interaction or audio description of the prerecorded video content is provided for synchronized media, except when the media is a media alternative for text and is clearly labeled as such. (Level A) How to Meet 1.2.3 Understanding 1.2.3

1.2.4 Captions (Live): Captions are provided for all live audio content in synchronized media. (Level AA) How to Meet 1.2.4 Understanding 1.2.4

1.2.5 Audio Description: Audio description is provided for all prerecorded video content in synchronized media. (Level AA) How to Meet 1.2.5 Understanding 1.2.5

1.2.6 Sign Language: Sign language interpretation is provided for all prerecorded audio content in synchronized media. (Level AAA) How to Meet 1.2.6 Understanding 1.2.6

1.2.7 Audio Description (Extended): Extended audio description is provided for all prerecorded video content in synchronized media. (Level AAA) How to Meet 1.2.7 Understanding 1.2.7

1.2.8 Full Text Alternative: A full text alternative for synchronized media including any interaction is provided for all prerecorded synchronized media and a text alternative that presents equivalent information is provided for all prerecorded video-only media. (Level AAA) How to Meet 1.2.8 Understanding 1.2.8

1.2.9 Live Audio-only: A text alternative that presents equivalent information for live audio-only content is provided. (Level AAA) How to Meet 1.2.9 Understanding 1.2.9




-----Original Message-----
From: Al Gilman [mailto:Alfred.S.Gilman@IEEE.org] 
Sent: Wednesday, October 15, 2008 4:52 PM
To: Cynthia Shelly
Cc: wai-liaison@w3.org
Subject: your F2F homework, please [was: Re: PF call this week?]

I have two things I want you to prepare for Monday, 20 October
in the PFWG Face to Face.  Please let me know if you will
be prepared to discuss these points.

http://www.w3.org/WAI/PF/Group/meetings/tp2008#agn

[most critical] implicit WAI-ARIA semantics of HTML4 markup
Review Henri Sivonen's work on possible implicit ARIA semantics
for HTML5 markup, linked from the 'description' block on the
ISSUE-67 page.

http://www.w3.org/WAI/PF/Group/track/issues/67

[this, too, please] be prepared to summarize WCAG2 requirements
for alternate or supplemental information related to multimedia.
There is a 'multimedia' session that gets as specific as @alt
and @accesskey and as general as the MMI Architecture.  But we
need the WCAG2 provisions as an anchor to keep us from going too
far adrift.

Al
Received on Monday, 20 October 2008 07:29:46 GMT

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