v4.4.0

Release notes - UniPDF v4.4.0

This release contains new features and improvements.

New Features

• US-1112 Add automatic document tagging in creator package
• US-1136 Add utilities functions PrintPdfObjects, ExtractPageRange, and MergePdf
• US-1148 Add function to remove attributes in PAdESLevelT signature handler
• US-1135 Add function for custom http.Client in NewEtsiPAdESLevelLT

Improvements

• US-1164 Redaction package improvements: added standard patterns for SSN, email, phone number, and credit card

v4.3.0

Release notes - UniPDF v4.3.0

This release contains new features, improvements and bug fixes.

New Features

• US-694 Tagging PDF contents
• US-697 Tagging a list elements
• US-1077 Tagging widget annotations
• US-1078 Tagging Grid component
• US-1069 Add support for RSASSA-PSS in pkcs7 and signature validation
• US-1098 GridRow: add new function GetHeight()

Improvements

• US-1121 Supported go version for unipdf (1.23.0, 1.24.0 and 1.25.0)
• US-1005 Optimise memory usage in creator.AddPage for large or complex pages
• US-1079 Implements PdfAnnotations deep copy method
• US-1080 Investigates font encoding issue found during form flattening process
• US-1097 ECDSA key support for PAdES
• US-1101 Update golangci-lint version

Bug Fixes

• US-1051 Second signature is overwritten or removed fix
• US-1100 Resolves vulnerability issue found in golang.org/x/net v0.35.0 fix

v4.2.0

Release notes - UniPDF v4.2.0

New Features

• US-515 Page level concurrency for text extraction
• US-695 Tagging annotations support
• US-696 Tagging table contents support
• US-1090 Digital Signature ECDSA (Elliptic Curve DSA) Support

Improvements

• US-995 Improves write process of pdf objects to improve memory usage
• US-920 UniPDF docker image update to Go 1.20

Bug Fixes

• US-1095 Overlapping table rows fix
• US-1081 Issue with rendering pdf to image fix
• US-1072 Issue with setting Arabic text in PDF form field fix

v4.1.0

Release notes - UniPDF v4.1.0

This release contains new features and improvements.

New Features

• US-651 Extract vectorized lines from PDF
• US-722 UniPDF Page utility function for color transformation content

Improvements

• US-983 SVG radial gradients support
• US-1049 New functions for cell grid, including SetIndent, GetIndent, SetSideBorderColor, Height, and SetPos

v4.0.0

Release notes - UniPDF v4.0.0

This release contains new features, improvements, bug fixes and removes deprecated functions.

New Features

• US-582 SVG element linear gradient handling
• US-946 Rewriting the Table component so that it behaves more like an HTML table
• US-948 Write method that returns a byte array in PdfObject interface.

Improvements

• US-978 Move svg package into creator package to prevent import cycle
• US-947 Revision of text extraction API
• US-949 Buffered reader type which encapsulates a ReadSeeker and a buffered Reder.(bufio.Reader)
• US-955 Implements `maxLines` in `StyledParagraph` to behave similarly with `Paragraph` component
• US-1012 Merge v3 and v4 UniPDF branches

Bug Fixes

• US-415 Fix TestRenderToImage test on arm64 arch

Deprecations

• US-948 Deprecate PdfObject interface WriteString method in favour of Write method that returns a byte array.
• US-945 Deprecate creator.Paragraph in favour of creator.StyledParagraph

v3.69.0

Release notes - UniPDF v3.69.0

This release contains improvements and bug fixes.

Improvements

• US-984 Transparent background for digital signatures
• US-977 PDF image watermark consistency

Bug Fixes

• US-413 Fix TestExtractImages test on arm64 arch
• US-414 Fix TestFdfMerging test on arm64 arch
• US-416 Fix TestOptimizePdfADocuments test on arm64 arch
• US-417 Fix TestOptimizePdf2ADocuments test on arm64 arch
• US-953 Fix PDF fails to split when PDF having invalid xref object
• US-963 Fix issue when processing inline image with the parameter L instead of Length
• US-974 Fix CI build imagemagick repository
• US-1001 Fix malformed PDF document produced when the catalog child is not an indirect object

v3.68.0

Release notes - UniPDF v3.68.0

This release contains improvements and bug fixes.

Improvements

• US-931 Update minimum supported Go version in UniPDF
• US-896 Improves text extraction to also check ActualText information from StructTreeRoot
• US-922 Replace StructTreeRoot in text list extractor with the one in model package

Bug Fixes

• US-925 Fix fatal error: concurrent map writes in concurrent use of PdfPage.Render
• US-405 Fix TestAnnotatorInk test on arm64 arch
• US-406 Fix TestFormFillRender test on arm64 arch
• US-407 Fix TestChartBasic test on arm64 arch
• US-408 Fix TestChartInTable test on arm64 arch
• US-409 Fix TestChartInDivision test on arm64 arch
• US-410 Fix TestDivisionBackgroundInTable test on arm64 arch
• US-411 Fix TestDivisionBackgroundMiscComponents test on arm64 arch
• US-412 Fix TestTemplateProcessorContainerComponents test on arm64 arch
• US-766 Fix Vector text color inverted to black
• US-867 Fix Text truncation because overlapping border

v3.67.0

Release notes - UniPDF v3.67.0

This release contains improvements and bug fixes.

Improvements

• US-699 Accessibility text expansion of abbreviations and acronyms
• US-700 Text replacement for TextChunk
• US-895 Add SetOpacity function for TableCell
• US-906 Extractor improve plain text extraction of rotated text

Bug Fixes

• US-778 FlattenFields issue for PDF documents fix

v3.66.0

Release notes - UniDoc Sprints - UniPDF v3.66.0

This release contains new features, improvements, and bug fix.

New Features

• US-834 Add text watermark to a PDF document
• US-853 Support rotation for AddWatermarkImage
• US-785 PDF text extraction options add RelaxedMode

Improvements

• US-847 Update minimum supported Go version to version 1.19
• US-791 UniPDF adding fuzz test cases
• US-833 Provide different color to different form field in the PDF

Bug Fix

• US-873 Invalid AcroForm entry *core.PdfObjectStream during pdf split fix

v3.65.0

Release notes - UniPDF v3.65.0

This release contains new features, improvements and bug fixes.

New Features

• US-750 Remove watermark from PDF document
• US-645 Search and replace text in PDF document

Improvements

• US-781 DisableMultiColumns option on text extraction

Bug Fixes

• US-807 golang x/crypto and x/net update version due security issues
• US-248 PDF extractor is not extracting content properly fix