Web Accessibility Checker : Check Details

Element

Error Type

Likely

Guidelines

BITV 1.0 (Level 2)
Level 1
1.1 Provide a text equivalent for every non-text element.
Section 508
B - multimedia equivalents synchronized
Stanca Act
Requirement 18: Synchronized Text Equivalents For Multimedia
WCAG 1.0 (Level A)
Priority 1
1.1 Provide a text equivalent for every non-text element.
WCAG 1.0 (Level AA)
Priority 1
1.1 Provide a text equivalent for every non-text element.
WCAG 1.0 (Level AAA)
Priority 1
1.1 Provide a text equivalent for every non-text element.
WCAG 2.0 (Level A)
1.2 Provide synchronized alternatives for multimedia
Success Criteria 1.2.1 Audio-only and Video-only (Prerecorded) (A)
WCAG 2.0 (Level AA)
1.2 Time-based Media: Provide alternatives for time-based media.
Success Criteria 1.2.1 Audio-only and Video-only (Prerecorded) (A)
WCAG 2.0 (Level AAA)
1.2 Time-based Media: Provide alternatives for time-based media
Success Criteria 1.2.1 Audio-only and Video-only (Prerecorded) (A)

Requirement

Links to multimedia require a text transcript.

Error

Link to multimedia may be missing a text transcript.

Short Description

a (anchor) element must not contain an href attribute value that ends with (case insensitive): .wmv, .mpg, .mov, .ram, .aif.

How To Determine

Question	Is there a text transcript associated with this link to a multimedia file?
PASS	Link to multimedia file has an associated text transcript.
FAIL	Link to multimedia file does not have an associate text transcript.

Steps To Check

Procedure

1. Check each a (anchor) element that contains an href attribute value that ends
with a multi-media file extension.
2. Sound file extensions are: (all case insensitive): .wmv, .mpg, .mov, .ram, .aif
3. View the document text.

Expected Result

1. The multi-media file is expected to have an associated text transcript or does not require it.

Failed Result

1. Create a text transcript of the multi-media file and include it within the document or link to it.

Examples

Pass Examples

No link to multimedia file

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN""http://www.w3.org/TR/REC-html40/loose.dtd">
<html lang="en">
<head>
<title>OAC Testfile - Check #20 - Negative</title>
</head>
<body>
<p>
</p></body>
</html>

Fail Examples

Link to multimedia file (.wav) without a text transcript.

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN""http://www.w3.org/TR/REC-html40/loose.dtd">
<html lang="en">
<head>
<title>OAC Testfile - Check #20 - Positive</title>
</head>
<body>
<p>
View <a href="movie.wmv">the movie</a>.
</p></body>
</html>