Web Accessibility Checker : Check Details

Element

Error Type

Potential

Guidelines

BITV 1.0 (Level 2)
Level 1
1.1 Provide a text equivalent for every non-text element.
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

Sound file must have a text transcript.

Error

Sound file may be missing text transcript.

Short Description

a (anchor) element cannot contain an href attribute value that ends with any of the following (all case insensitive): .wav, .snd, .mp3, .iff, .svx, .sam, .smp, .vce, .vox, .pcm, .aif.

How To Determine

Question	Does this sound file have an associated text transcript file?
PASS	Sound file has an associated text transcript or does not require it.
FAIL	Sound file requires an associated text transcript but does not have it.

Steps To Check

Procedure

1. Check each a (anchor) element that contains an href attribute value that ends
with a sound file extension.
2. Sound file extensions are: (all case insensitive): .wav, .snd, .mp3, .iff, .svx, .sam, .smp, .vce, .vox, .pcm, .aif
3. Listen to the sound file to determine if it requires a text transcript.
4. If the sound file requires a text transcript, check if the document contains the text transcript or a link to it.

Expected Result

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

Failed Result

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

Examples

Pass Examples

No link to sound 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 #17 - Positive</title>
</head>
<body>
<p>
Read the <a href="carol-text-dogs.txt">text transcript of Carol's talk about dogs</a>.
</p>
</body>
</html>

Fail Examples

Link to sound file (.wav) but no link to 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 #17 - Positive</title>
</head>
<body>
<p>
Listen to <a href="carol-talking.wav">Carol talking about dogs</a>.
</p></body>
</html>