| Title | Audio contrast |
|---|---|
| Description | Document containing text and a multimedia object. The multimedia starts automatically and plays background noise, the text should be read with a screenreader. |
| Creator | BenToWeb (sandor.herramhof@…) |
| Rights | Copyright BenToWeb 2004-2007 |
| Language | English |
| Date | 2005-08-17 |
| Status | accepted for end user evaluation |
Technologies are markup languages or data formats. If the technology is a markup language, “features” refers to elements and attributes.
XHTML™ 1.0 The Extensible HyperText Markup Language (Second Edition)
Feature: p
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification:
Paragraphs: the P element
.
Feature: object
(namespace: http://www.w3.org/1999/xhtml)
.
Technical specification:
General Inclusion: The object element
.
This test case is intended to pass, because the background sound is 20 dB lower than the foreground audio content. Only the understandability of the speech output is being tested here.
End user.
“Rules” refer to success criteria in WCAG 2.0, checkpoints in WCAG 1.0 and similar requirements.
The test case passes (line 7, column 7) the following success criterion: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#visual-audio-contrast-noaudio.
The test case passes (line 13, column 6) the following success criterion: http://www.w3.org/TR/2006/WD-WCAG20-20050630/#visual-audio-contrast-noaudio.
This test case is intended to pass the foreground speaker with respect to the background sound is loud enough.
The test case passes (line 7, column 7) the following success criterion: http://www.w3.org/WAI/GL/WCAG20/WD-WCAG20-20050211/#4.1_use-spec-document-backward-compat-violations.
The test case passes (line 13, column 6) the following success criterion: http://www.w3.org/WAI/GL/WCAG20/WD-WCAG20-20050211/#4.1_use-spec-document-backward-compat-violations.
This test case is intended to pass the foreground speaker with respect to the background sound is loud enough.