Audio description for synchronized video (audio-description)

All prerecorded video content with synchronized media provides an audio description that reflects the contents of the video.


No audio description:

This <video> element has no audio description:


This is a test sample video with on-screen text and no sound.

Transcript:
The video has text that reads: "Five boxing lizards jump quickly."
[TTS in the background: "Hello world"]

Note: Impossible to implement automatically, as it requires human or AI judgment to determine if the video's complexity warrants an audio description.

axe detected: none  |  QualWeb detected: none