Audio and Video Carry Different Information
Captions, transcripts, and descriptions of meaningful visual information address different parts of the media experience.
Read / Reference
-
Making Audio and Video Media Accessible
W3C guidance for determining which accessibility features audio and video content needs.
-
Understanding WCAG 2.2: 1.2.2 Captions (Prerecorded)
Captions provide synchronized text for speech and meaningful non-speech audio in prerecorded synchronized media.
-
Understanding WCAG 2.2: 1.2.3 Audio Description or Media Alternative (Prerecorded)
Guidance on providing access to important visual information in prerecorded synchronized media.
-
Understanding WCAG 2.2: 1.2.5 Audio Description (Prerecorded)
Level AA guidance for providing spoken description of important visual content in prerecorded synchronized media.