1.2.1 Audio-only and Video-only (Prerecorded) Level A

Description

For prerecorded audio-only and prerecorded video-only media, the following are true, except when the audio or video is a media alternative for text and is clearly labeled as such:

Prerecorded Audio-only: An alternative for time-based media is provided that presents equivalent information for prerecorded audio-only content.

Prerecorded Video-only: Either an alternative for time-based media or an audio track is provided that presents equivalent information for prerecorded video-only content.

[View on W3C.org]

Questions & Answers

What is Time-based media?

I see that one of the web accessibility guidelines is 'Time-based Media'. What is that?

  • flashes
  • images
  • video
  • youtube