1.2 Time-based Media
Provide alternatives for time-based media.
1.2.1 Audio-only and Video-only (Prerecorded)
Conformance level: A
Provide an alternative to audio-only and video-only content.
1.2.2 Captions (Prerecorded)
Conformance level: A
Provide captions for all prerecorded audio content in synchronized media.
1.2.3 Audio Description or Media Alternative (Prerecorded)
Conformance level: A
Provide an audio description for all prerecorded video content in synchronized media.
1.2.4 Captions (Live)
Conformance level: AA
Provide captions for all live audio content in synchronized media.
1.2.5 Audio Description (Prerecorded)
Conformance level: AA
Provide a synchronized spoken description of the visual content in videos.
1.2.6 Sign Language (Prerecorded)
Conformance level: AAA
Provide sign language interpretation for all prerecorded audio content.
1.2.7 Extended Audio Description (Prerecorded)
Conformance level: AAA
Provide extended audio descriptions for all prerecorded video content where pauses in the original audio are insufficient.
1.2.8 Media Alternative (Prerecorded)
Conformance level: AAA
Provide a text alternative for all prerecorded synchronized media and audio-only content.
1.2.9 Audio-only (Live)
Conformance level: AAA
Provide an alternative to live audio-only content.