These elements are taken into account when pricing conversion of source files to accessible ePub3 or PDF.
Document Length and Structure
Extensive
sections, chapters, and nested sub-sections.
Complex tables of contents or
indices
Complex tables
(multiple columns/rows, merged cells, or nested tables)
Interactive forms that
require tagging for accessibility (form fields, labels, etc.).
Images and Graphics
Volume and type of visual elements (charts,
graphs, infographics) which mayrequire detailed alt-text or data
tables for screen reader compatibility.
Documents with a high volume of
annotations, footnotes, or endnotes which need
tagging or linking for accessibility.
Mathematical Notations and Equations
Equations needing tagging for screen reader
support.
LaTeX or complex math notations.
Language and Multilingual Content
Documents in multiple languages requiring language tagging.
Right-to-left languages or special character sets
increase complexity.
Document Interactivity
Hyperlinks, bookmarks, and internal
document navigation.
Higher interactivity or custom navigation elements add complexity.
Audio, video, or animations require
captions, transcripts, or descriptions for accessibility.
Compliance Level Required
If specific standards (e.g., WCAG 2.1 AA,
PDF/UA) need to be met, higher compliance levels often increase workload.
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