video with audio has audio description
This rule checks video elements with audio have audio description
This conformance rule relates to:
For each test target, the outcome of at least one of the following rules is passed:
This rule assumes that a mechanism is available to start the video and that the video element is not simply used to display the poster.
A video element with a voiceover that describes the visual information.
A video element with a track element that contains descriptions.
A video element that describes some of the text on the same page. The text on the page labels the video as an alternative.
A video element with an incorrect audio description.
A video element with a track element that contains incorrect descriptions.
A video element with a link to a text transcript.
A video element without audio.
A video element that is not visible on the page.
Content perceivable through sight.
Content is considered visible if making it fully transparent would result in a difference in the pixels rendered for any part of the document that is currently within the viewport or can be brought into the viewport via scrolling.
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