measuring pdf accessibility
DESCRIPTION
PDF a11y testing for the rest of us. Measuring PDF Accessibility. @ dboudreau CSUN 2014 Deque Systems, Inc. - PDFs Suck! - Use HTML Instead!. (PDF) Haters Gonna Hate…. Learn to deal with PDFs Instead!. What’s your strategy?. PDFs. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Measuring PDF Accessibility](https://reader033.vdocuments.us/reader033/viewer/2022051401/568136a6550346895d9e4755/html5/thumbnails/1.jpg)
Measuring PDF Accessibility
@dboudreauCSUN 2014
Deque Systems, Inc.
PDF a11y testing for the rest of us
![Page 2: Measuring PDF Accessibility](https://reader033.vdocuments.us/reader033/viewer/2022051401/568136a6550346895d9e4755/html5/thumbnails/2.jpg)
- PDFs Suck!
- Use HTML Instead!
(PDF) Haters Gonna Hate…
![Page 3: Measuring PDF Accessibility](https://reader033.vdocuments.us/reader033/viewer/2022051401/568136a6550346895d9e4755/html5/thumbnails/3.jpg)
Learn to deal with PDFs
Instead!
![Page 4: Measuring PDF Accessibility](https://reader033.vdocuments.us/reader033/viewer/2022051401/568136a6550346895d9e4755/html5/thumbnails/4.jpg)
What’s your strategy?
PDFs
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Are you losing the war on
inaccessible PDFs?
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Breaking News!Not everyone is a PDF expert!
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Breaking News!Not everyone has access to one!
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“Have no fear, Frank is here!”
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PDF AccessibilitySelf-Defense Techniques* Similar to regular WCAG 2.0 HTML testing* Based on the W3C guidelines you already know
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Measuring PDF Accessibility A Testing Proposal For the Rest of Us
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In15easy steps!
fake your way
into looking like a PDF expert
Or, how to
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But we don’t wanna use no stinkin’ screen readers!
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Some Tools to Consider Adobe Acrobat Pro XI Accessibility Checker
Runs on both Windows and MacOs
CommonLook PDFPlugin for Adobe Acrobat on Windows
PDF Accessibility Checker 2 (PAC2)Runs on Windows (no need for Adobe Acrobat or Reader)
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Image-Based Documents
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Text-Based Documents
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Faking Your Way Up the PDF a11y Ladder
1. Access Restrictions2. Default Language3. Document Title4. Bookmarks5. Content Reflow6. Read Out Loud7. Semantic Structure8. Tabbing Order9. Informational Images10. Decorative Images11. Meaningful Hyperlinks12. Page Numbering13. Running Headers & Footers14. Data Tables15. Form Fields
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10,000 ft.
ViewStep Technique WCAG SC
Access Restrictions -- 4.1.2
Default Language PDF16 3.1.1
Document Title PDF18 2.4.2
Bookmarks PDF2 2.4.1
Content Reflow -- 1.4.4, 1.4.8
Read Out Loud -- 1.3.2
Semantic Structure PDF11, PDF21 1.3.1, 4.1.2
Tabbing Order PDF3 2.1.1, 2.4.3
Informational Images PDF1 1.1.1
Decorative Images PDF4 1.1.1
Meaningful Hyperlinks PDF11 2.4.4
Page Numbering PDF17 2.4.5
Running Headers & Footers PDF14 2.4.5
Data Tables PDF6 1.3.1
Form Fields PDF12, PDF23 1.3.1, 3.3.2
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Access Restrictions
Are there any access restrictions on the PDF, such as password protection?
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Default Language
Is the natural language of the PDF document specified?
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Document Title
Does the PDF have a meaningful and descriptive title (not just a file name)?
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Bookmarks
Does the PDF contain bookmarks and are they helpful for navigating efficiently to various sections of the document?
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Content Reflow
When Reflow mode is activated, does all the content reorganize naturally in a single, easy to read column?
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Read Out Loud
When Read Out Loud is activated, does all the content get read correctly and in the right order?
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Semantic Structure
Is content organized consistently using semantically and correctly structured tags/markup?
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Tabbing Order
Can the document be navigated in a logical order that is consistent with the meaning of the content?
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Informational Images
Does the text alternative provided for every informational image convey the same meaning or purpose as the image?
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Decorative Images
Are purely decorative images marked up as artifacts, so screen readers can safely ignore them?
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Meaningful Hyperlinks
Is hyperlink text marked up using Link annotations and is the purpose of that text meaningful?
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Page Numbering
Does page numbering differ from the numbering displayed in the viewer page controls?
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Running Headers & Footers
Are running headers and footers provided consistent with existing section headings?
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Data Tables
Are the tables marked up properly and are header cells and data cells explicitly associated?
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Form Fields
Can assistive technologies gather information about and interact with form controls?
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PDF AccessibilitySelf-Defense Reminders * PDF accessibility testing can be simple* Know WCAG 2.0? You already know enough* Take back control of your PDFs!
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Light at the end of the tunnel
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So, grab those PDFs by the horns!
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Denis BoudreauWeb Accessibility Avenger
Deque Systems, Inc.@dboudreau
Merci Beaucoup!
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Photo CreditsAll rights belong to their respective owners.
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