OAA MEDIA_7: Synchronized sign language for audio track.

Details

  1. object, embed, applet and video elements can be used to include audio track on a web page
  2. If an media element includes an audio track it must have syncrhonized sign language intertpretation of the audio

Rulesets

WCAG 2.0 Requirement 1.2.6 Sign Language (Prerecorded)
Status: Proposed
Severity: Potential Violation
Priority: Priority 1
IITAA 1.0 7.1 Provide synchronized captions
Type:
Severity: Potential Violation
Priority: Priority 3
Status: Proposed

Markup References

Validation Code

Message

If object, embed, applet or video element is used to includes audio track it must have synchronized sign language of the audio content.

Dependencies

None

Context

document

Parameters

None

Code

function (ruleContext) {
    var nodes = [];

    nodes.concat( ruleContext.getElementsByTagName("object") );
    nodes.concat( ruleContext.getElementsByTagName("embed") );
    nodes.concat( ruleContext.getElementsByTagName("applet") );
    nodes.concat( ruleContext.getElementsByTagName("audio") );
    nodes.concat( ruleContext.getElementsByTagName("video") );
    
    // if no object, embed, applet, video or audio elements found then rule is not applicable    
    var passed = nodes.length == 0
    
  return new ValidationResult(passed, nodes, '', '', []);
} // endfunction