1.2.1: Audio-only and Video-only (Prerecorded) [A]
- 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.
Sufficient Techniques for Success Criterion 1.2.1
Note: Other techniques may also be sufficient if they meet the success criterion. See Understanding Techniques.
Situation A: If the content is prerecorded audio-only:
Situation B: If the content is prerecorded video-only:
Advisory Techniques for Success Criterion 1.2.1
Failures for Success Criterion 1.2.1
- F30: Failure of Success Criterion 1.1.1 and 1.2.1 due to using text alternatives that are not alternatives (e.g., filenames or placeholder text)
- F67: Failure of Success Criterion 1.1.1 and 1.2.1 due to providing long descriptions for non-text content that does not serve the same purpose or does not present the same information