<video> element visual-only content is media alternative for text
This rule is not required for conformance to any accessibility requirements.
This rule checks prerecorded silent
video is a media alternative for text on the page.
All the information contained in each target element is available as text (directly or via text alternatives) that is visible and included in the accessibility tree.,2. Each target element is labeled as a video alternative for text on the page.,3. The label (from expectation 2) is visible and included in the accessibility tree.
- 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.
- This rule assumes that the language of each test target can be correctly determined (either programmatically or by analyzing the content), and sufficiently understood.
This rule has no known accessibility support concerns.
This document includes material copied from or derived from https://act-rules.github.io/rules/fd26cf/. Copyright © 2021 W3C® (MIT, ERCIM, Keio, Beihang).