AccessiWeb 2.2 - Rule 4.5.3

Summary

This test consists in checking whether each synchronised or audio-only time-based media defined with an <object> or an <embed> tag has a well-defined text transcript when it is required.

Business description

Criterion : 4.5

Test : 4.5.3

Test description :

Does each synchronised or audio-only time-based media that is embedded via object or embed and that requires a text transcript pass one of the conditions below (except in special cases)?

  • A reference to the text transcript via a link or an anchor is available between <object> and </object>
  • A reference to the text transcript via a link or an anchor is available between <noembed> and </noembed>

Level : Silver

Technical description

Scope : page

Decision level : semidecidable

Algorithm

Selection

Selection1 : All the <embed> and <object> tags (embed, object)

Process

The selection handles the process.

For each occurence of the Selection1 raise a MessageA

MessageA : Check Manually the elements
  • code :ManualCheckOnElements
  • status: NMI
  • parameter : snippet
  • present in source : yes

Analysis

Not Applicable

Selection is empty (The page has neither <object> nor <embed> tag)

Pre-qualified

The selection is not empty

Notes

We detect the elements of the scope of the test to determine whether the test is applicable.

On latest webdev data set (2013-10-30, 78,000 pages), the test scope (embed, object) has been found on 6772 pages, i.e on 8.7% of the pages