Released: May 1, 2026

Updates in PDF4NET 16.2.2

Features

• PDF4NET
  • Duplicate redacted images.
  • PDFFlowTableContent.MaxRowHeight and PDFFlowTableRow.MaxHeight properties to limit the maximum height of a row.

Fixes

• PDF4NET
  • AppendFile method hangs indefinitely for some input files with invalid fields.
  • Text cannot be extracted if it is stroked with a pattern color and filled with a non-pattern color.
  • Tiff images with multiple alpha channels are not handled correctly.
  • DataMatrix actual data encoding is not selected correctly in some cases, when DataEncoding is set to Auto.
  • Some documents with invalid fields cannot be loaded.
  • Some text glyphs are not extracted correctly.
  • Hidden text is extracted with additional spaces.
• PDF4NET.Render
  • Page with damaged LZW encoded image is not rendered correctly.
  • Some pages with JPEG2000 images cannot be rendered.
• PDF4NET.View
  • PDFDocumentView cannot display PDF file with invalid fields.
  • PDFDocumentView hangs in some situations when an exception is raised during page parsing.