PDF4NET Releases

Released: Aug 1, 2023

Updates in 13.1.2

Fixes

  • PDF4NET
    • Form fields cannot be added to document if form's /Fields array contains null values.
    • Acrobat does not recognize the digital signatures if the form's /Fields entry contains 'null' objects.
    • Extracted text contains additional spaces.
  • PDF4NET.Render
    • Additional characters are displayed when rendering PDF pages.

Released: Jul 1, 2023

Updates in 13.1.1

Features

  • PDF4NET
    • Improved text extraction performance.
    • Added the option to extract text and text runs without position information.

Fixes

  • PDF4NET
    • Damaged PDF file cannot be loaded.
    • Document cannot be saved as PDF/A in some situations.
    • Page content is not extracted correctly when source page has no /Contents entry.
  • PDF4NET.Render
    • Pages with text using GBKp-EUC-H encoding cannot be rendered.

Released: Jun 1, 2023

Updates in 13.1.0

Features

  • PDF4NET
    • Added support for Cloud polygon and Cloud square annotations.
    • Added support for quad points in text markup annotations.
    • Breaking change: Refactored border for circle, square, polyline and polygon annotations.
  • PDF4NET.Render
    • Improved rendering B/W images.

Fixes

  • PDF4NET
    • Flow table layout is not performed correctly in some situations.
    • In some situations, filling a textbox field with Euro sign takes a lot of time and memory.
    • Highlight annotations ignore the Opacity property.
    • FDF...

Released: May 2, 2023

Updates in 13.0.2

Features

  • PDF4NET
    • Updated text wrapping in multiline textbox fields with auto sized fonts.

Fixes

  • PDF4NET
    • Some invalid PDF files cannot be loaded.
    • Page resources are not cleared when the page graphics is cleared.
    • File attachments, destinations and JavaScript blocks are not cleared correctly.
    • Position is not computed correctly for some vertical text fragments.
  • PDF4NET.Render
    • Some patterns are not rendered correctly.
    • Jpeg2000 images with lab colorspace are not decoded.
    • Vertical text is not spaced...

Released: Apr 1, 2023

Updates in 13.0.1

Features

  • PDF4NET
    • Added 'PdfFormattedContent.Width' property.
    • Updated Bates numbering to support per page stamping.
    • Refactored border for link annotations.

Fixes

  • PDF4NET
    • Text is not extracted correctly from some PDF files.
    • Damaged PDF file cannot be repaired.
    • Resource optimization in some PDF files throws StackOverflowException.
  • PDF4NET.Render
    • Page with invalid content stream length is not rendered.

Released: Mar 1, 2023

Updates in 13.0.0

Features

  • PDF4NET
    • Added support for full color emojis.
    • Added support for SVG TrueType fonts.
    • Added advanced TrueType features: ligatures, vertical glyphs, small capitals and old style figures.

Fixes

  • PDF4NET
    • For some fonts an exception is thrown when a field is filled with Unicode values.
    • Document with formatted content cannot be saved as PDF/A if a paragraph contains only an empty text block.
    • PDFResourceOptimizer.MergeFonts throws StackOverflowException in some situations.
    • PDFDocument.Load method...

Released: Jun 30, 2022

Updates in 12.x

12.1.4

Updated Jan 31, 2023

Fixes

  • PDF4NET
    • Encoded COS names in a PDF file are saved re-encoded.
    • The BDC operator is not saved correctly when processed through a page transform.
    • Redaction fails when page includes embedded images.
    • In some situations page properties are not copied when PDFPage objects are copied.
    • Page direct destinations are not converted to page number destinations when pages are extracted using PDFFileEx class.
    • TIFF image is not converted correctly to PDF when using PDFXLTiff...

Released: Mar 29, 2022

Updates in 11.2.x

11.2.2

Updated May 30, 2022

Fixes

  • PDF4NET
    • Content cannot be extracted from some PDF files.
    • Form fields are not saved correctly after appending a file with multi-level PDF fields.
    • Font objects are not merged correctly in some situations.
    • Damaged PDF file cannot be loaded.
    • Page cannot be extracted if the declared number of pages in a document is different from the actual number of pages.
    • Flow images are not laid out correctly in some scenarios.
  • PDF4NET.Render
    • Shadings with multiple functions are...

Released: Dec 30, 2021

Updates in 11.1.x

11.1.2

Updated Feb 28, 2022

Features

  • PDF4NET
    • Added PDFFieldWidget.TabOrder property.

Fixes

  • PDF4NET
    • PdfPathVisualObject.VisualBounds property throws an exception with invalid paths.
    • Hidden and invisible annotations become visible after they are flattened.
    • OptionalContentGroup property is not set for visual objects in a form Xobject if optional content groups are defined in form Xobject's resources.
    • Words cannot be extracted from PDF file.
    • TrueType font is not embedded when the document is saved...

Released: Aug 30, 2021

Updates in 11.0.x

11.0.3

Updated Nov 30, 2021

Features

  • PDF4NET.Render
    • Added support for nearest neighbor algorithm when upscaling images that do not require interpolation.
    • Improved scaling for 8bpp indexed images.

Fixes

  • PDF4NET
    • Text cannot be extracted from PDF file.
    • PDF file with invalid stream length cannot be loaded.
    • Page cannot be extracted from PDF file if it contains invalid circular references.
    • Cell draw events are not fired for cells in flow table headers.
    • Page content cannot be extracted if the page has...