IronOCR for .NET のリリース

Released: Jul 22, 2025

2025.7.18 での更新項目

機能

  • Updated IronSoftware.System.Drawing to 2025.7.12.

不具合の修正

  • Fixed an issue where ReadPassport throws an error of System.Index.OutOfRange for certain PDF inputs.

Released: Jul 17, 2025

2025.6.4 での更新項目

機能

  • Improved searchable PDF text layer coordinates to align more with input contents.
  • Improved significant latency for TIFF page Load and Read.
  • Documentation Update: Added explanation on how Timeout works for ReadAsync method.
  • Updated IronSoftware.System.Drawing to 2025.6.2.

不具合の修正

  • Fixed memory leak when loading PDFs that could cause applications to consume excessive memory over time.
  • Fixed issue where SaveAsSearchablePdf() ignores page indices from LoadPdfPages().
  • Fixed issue where...

Released: Jun 3, 2025

2025.6.2 での更新項目

機能

  • Improved searchable PDF text layer coordinates to align more with input contents.
  • Improved significant latency for TIFF page Load and Read.
  • Added explanation in the documentation on how Timeout works for ReadAsync method.
  • Updated IronSoftware.System.Drawing to 2025.6.2.

不具合の修正

  • Fixed memory leak when loading PDFs that could cause applications to consume excessive memory over time.
  • Fixed issue where SaveAsSearchablePdf() ignores page indices from LoadPdfPages().
  • Fixed issue where...

Released: May 13, 2025

2025.5.11 での更新項目

機能

  • This is the first release of IronOcr.Extensions.AdvancedScan for Linux and macOS.
  • Updated IronSoftware.System.Drawing to 2025.5.3.
  • Reduced processing time when generating searchable PDFs after OCR.
  • Added options to generate searchable PDFs with or without OCR filers applied in SaveAsSearchablePdf method.
  • Breaking Change - Deprecated IronOcr.ComputerVision package required to run FindTextRegion and FindMultipleTextRegions APIs. Now it is required to use the IronOcr.Extensions.AdvancedScan APIs...

Released: Apr 8, 2025

2025.4.13 での更新項目

機能

  • Updated IronSoftware.System.Drawing to 2025.3.6.

不具合の修正

  • Fixed error in SaveAsHtmlDocument() method caused by PdfDocEncoding type initializer exception related to obfuscation issue.

Released: Mar 5, 2025

2025.3.2 での更新項目

機能

  • Updated IronSoftware.System.Drawing to 2025.3.5.

不具合の修正

  • Fixed issue regarding incorrect page dimensions of generated searchable PDFs from image inputs.

Released: Feb 6, 2025

2025.2.3 での更新項目

機能

  • Enhanced speed performance by 30% and optimized memory management by 40% for the Read and SaveAsSearchablePdf methods.

不具合の修正

  • Fixed the deployment process which did not respect the installation path being set.
  • Fixed issues with reading and generating multi-file types as searchable PDFs.

Released: Jan 6, 2025

2025.1.2 での更新項目

機能

  • Added support for Microsoft .NET 9.0.
  • Improved reading speed when enabling RenderSearchablePdf and AutoRotateDetectionForRenderSearchablePdf.
  • Improved an exception error message for an edge case issue in Read method.
  • Updated dependency packages to address known security vulnerabilities.
  • Disabled internal log messages.

不具合の修正

  • Fixed an issue where serializing OcrResult to JSON throws an exception.

Released: Dec 3, 2024

2024.12.2 での更新項目

機能

  • Updated IronSoftware.System.Drawing dependency to 2024.12.3.

Released: Nov 11, 2024

2024.11.3 での更新項目

機能

  • Added a new Tesseract configuration, AutoRotateDetectionForRenderSearchablePdf, enabling users to disable automatic rotation and manually adjust the input file's orientation.
  • Reduced the file size of searchable PDFs for the majority of use cases.
  • Updated IronSoftware.System.Drawing Dependency to 2024.9.15.

不具合の修正

  • Fixed the issue of inconsistent dimensions in searchable PDFs.