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History

History (changes log)

ByteScout Text Recognition SDK history of changes.

Legend:
-------------------------
- - bug fixed
+ - new feature
= - changed
! - critical
-------------------------

2.4.0.297 (June 7, 2022)
========================
+ Added support for .NET Core 2.1 and later.
- Fixed crash on rotated PDF documents.
= Improved line removal algorithm.
= Suppressed junk console message.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

2.3.0.286 (January 24, 2022)
============================
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

2.2.0.278 (October 4, 2021)
===========================
+ Added 'WhiteList' and 'BlackList' properties that allows do define a set of characters 
  allowed or disallowed to be recognized from scanned document.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

2.1.0.263 (May 18, 2021)
========================
= Improved image preprocessing filters API.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

2.0.0.260 (February 8, 2021)
============================
= 'TextRecognizer' now detects the text color.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.9.0.251 (October 26, 2020)
============================
= Improved detection of OCR language file versions.
- Fixed thread safety issue.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.8.0.239 (July 1, 2020)
========================
+ Added 'Scale' image preprocessing filter.
+ Added methods 'GetOCRObjectsAsJSON()' and 'GetOCRObjectsAsXML()' that return JSON and XML as string.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.7.1.225 (March 19, 2020)
==========================
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.7.0.220 (February 11, 2020)
=============================
+ Added support for new revision of PDF encryption (ISO 32000-2:2017 compliance).
+ Added 'LicenseInfo' property providing detailed information about your license.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.6.0.216 (January 20, 2020)
============================
+ Added 'ScreenshotMaker' class allowing to take images from the screen.
+ Added 'Grayscale' image preprocessing filter.
= Other minor improvements and bug fixes.

1.5.1.202 (December 4, 2019)
============================
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.5.0.198 (November 1, 2019)
============================
- Fixed line removal filters.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.4.0.190 (October 1, 2019)
===========================
+ Added property `UnwrapParagraphs`.
+ Added property `TrimLeadingSpaces`.
+ Added methods to export OCR objects to JSON and XML.
= Improved text formatting.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.3.0.186 (September 2, 2019)
=============================
= Added methods to get rendered document page with preprocessing filters applied.
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.2.1.177 (August 6, 2019)
==========================
= Improved parsing and rendering of PDF documents.
= Other minor improvements and bug fixes.

1.2.0.173 (July 2, 2019)
========================
+ Added property `OCRMaximizeCPUUtilization` that allows to improve OCR performance
  at the cost of maximized CPU utilization.
= Improved OCR rotation detection.
- Fixed OCR crash on systems with CPU without AVX and AVX2 extensions.
- Fixed OCR crash when working under limited system accounts.
= Improved PDF documents rendering.
= Other minor improvements and bug fixes.

1.1.0.167 (April 18, 2019)
==========================
= Greatly improved OCR quality.
= Improved PDF documents rendering.
= Other minor improvements and bug fixes.

1.0.7.160 (March 12, 2019)
==========================
= Improved Deskew image preprocessing filter.
= Improved PDF rendering.
= Other minor improvements and bug fixes.

1.0.6.154 (February 04, 2019)
=============================
= Improved PDF rendering.
= Other minor improvements and bug fixes.

1.0.5.139 (October 22, 2018)
============================
= Improved PDF rendering.
= Other minor improvements and bug fixes.

1.0.4.132 (July 19, 2018)
=========================
= Greatly improved the line removing image filters.
= Improved PDF rendering.
= Other minor improvements and bug fixes.

1.0.3.122 (April 09, 2018)
==========================
= Greatly improved Deskew algorithm for rotated scans.
= Other minor improvements and bug fixes.

1.0.2.119 (March 20, 2018)
=========================
- Fixed EXIF rotation for input images;
- Fixed issues with COM interop;
= Other minor improvements and bug fixes.

1.0.1.113 (February 22, 2018)
============================
= Refined documentation.
+ Added `ComHelpers` class simplifying the use of SDK from VBScript and VB6.
= Other minor improvements and bug fixes.

1.0.0.100 (February 12, 2018)
============================
= First public release.

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