Media content
Find media content requirements for testing PDFs.
Media content (PDF-10)
No blinking or flashing content (PDF-10-1)
Content that blinks or flashes MUST never be used.
How to test
Tool: Adobe Acrobat Pro- Open the document in Adobe Acrobat Pro and visually inspect the pages.
- Confirm that no page contains content that flickers, blinks or flashes, either as effects controlled by JavaScript or as part of any videos embedded within the PDF.
Test outcomes
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Pass: Content that blinks or flashes is not used.
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Fail: Content that blinks or flashes is used.
Related WCAG criteria
- WCAG 2.2 A - 2.3.1 Three Flashes or Below Threshold
- PDF-U/A - 7.1 General
Captions for video (PDF-10-2)
All video (both live AND prerecorded) content MUST include accurate captions.
How to test
Tool: Adobe Acrobat Pro- Inspect the document for the presence of videos.
- Verify that all video content provides accurate captions via an accessible mechanism.
Test outcomes
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Pass: All video content provides captions.
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Fail: Any video content does not provide captions.
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NA: No videos are present in the doc.
Related WCAG criteria
- WCAG 2.2 A - 1.2.2 Captions (Prerecorded)
- PDF-U/A - 7.18.6 Media
Audio description for video (PDF-10-3)
If video content provides any information visually that is not described by an accompanying audio track, it MUST also include an Audio Description track that fully explains the visual information.
How to test
Tool: Adobe Acrobat Pro- Inspect the document for the presence of videos.
- Verify that any video content that provides information visually that is not described by the default audio track provides that information via an Audio Description track, which fully explains the visual information.
Test outcomes
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Pass: All videos with visuals not fully explained by the default audio track have an Audio Description track that fully explains the visual information.
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Fail: Any video with visuals not fully explained by the default audio track does not have an Audio Description track to fully explains the visual information.
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NA: There are no videos in the document, or Audio Tracks, fully explain the visuals of the presented videos.
Related WCAG criteria
- WCAG 2.2 AA - 1.2.5 Audio Description (Prerecorded)
- PDF-U/A - 7.18.6 Media
Transcripts for audio-only/video-only (PDF-10-4)
For audio-only and video-only media, a transcript MUST be provided which provides the same information as presented in the original media content.
How to test
Tool: Adobe Acrobat Pro- Inspect the document for the presence of audio-only AND/OR video-only content.
- Verify that a transcript which provides the same information as presented in the original media content MUST be made available for all audio-only AND/OR video-only content.
Test outcomes
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Pass: All Audio-only AND/OR Video-only content has a transcript.
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Fail: Audio-only AND/OR Video-only content does not have a transcript.
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NA: There is no Audio-only/Video-only content is present in the document.
Related WCAG criteria
- WCAG 2.2 A - 1.2.1 Audio-only & Video-only (Prerecorded)
- PDF-U/A - 7.18.6 Media