Version 1.18 (April 21, 2021)

Applications

• added support for PDF/UA-1 (Machine) validaiton
• fixed issues with STDIN support
• added support for input files with non-pdf extension

PDF Model

• extended the model to support PDF/UA-1 rules

PDF Parser

• fixed parsing of inline images
• fixed token parsing on non-ASCII systems
• fixed TrueType font parsing in case of different number of glyphs specified in maxp and post tables
• fixed infinite loop in circular dependency of CMaps
• added support for documents with zero pages
• improved parsing of Type1 font private data
• improved glyph width calculation for CFF fonts
• fixed null pointer exceptions on invalid PDF documents (multiple places)

Core library

• adjusted vaidation reports to support PDF/UA-1 profile
• fixed URL validation in XMP metadata