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# 1.2.8 Media Alternative (Prerecorded)

- Level: AAA
- Guideline: 1.2 Time-based Media
- Principle: 1 Perceivable

## What it is

An alternative for time-based media is provided for all prerecorded synchronized media and for all prerecorded video-only media.

## How to test

- Check: An alternative for time-based media is provided for all prerecorded synchronized media and for all prerecorded video-only media.
- Use the sufficient techniques below as acceptable methods when applicable.
- Confirm none of the common failures apply.

## Sufficient techniques (W3C)

- G69: Providing an alternative for time based media
- G58: Placing a link to the alternative for time-based media immediately next to the non-text content
- H53: Using the body of the object element
- G159: Providing an alternative for time-based media for video-only content

## Common failures (W3C)

- F74: Failure of Success Criterion 1.2.2 and 1.2.8 due to not labeling a synchronized media alternative to text as an alternative

## Resources

- WCAG 2.2 SC: https://www.w3.org/TR/WCAG22/#media-alternative-prerecorded
- Understanding: https://www.w3.org/WAI/WCAG22/Understanding/media-alternative-prerecorded.html
- Quick reference: https://www.w3.org/WAI/WCAG22/quickref/?versions=2.2#media-alternative-prerecorded

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