LEAD Technologies is very pleased to introduce LEADTOOLS Version 20. This new major version extends LEAD's imaging technology into new and rapidly growing development markets with new libraries leveraging .NET Standard for targeting .NET Framework, .NET Core and Visual Studio Tools for Xamarin app models, as well as Microsoft Azure services. In addition, the existing technologies within LEAD's document, medical, and multimedia product lines received new features and speed improvements.

New Development Platforms

New Platforms

Developers can now write a unified code base and simultaneously target even more platforms and devices falling under the ever-broadening .NET Standard umbrella. Click here to see a comparison chart of all the platforms LEADTOOLS supports.

  • .NET Framework - Windows
  • .NET Standard
    • .NET Core - Windows, Linux, and macOS
    • Xamarin - iOS, Android, and UWP
    • UWP (Universal Windows Platform)

Azure Services

LEADTOOLS Version 20 includes new libraries to effortlessly create imaging and recognition cloud services that you can consume from your application. For more information, visit the Cloud Services page.

What's new in the LEADTOOLS Document Engine

Recognition Engines

  • Speed and accuracy improvements to LEAD OCR Engine (formerly Advantage Engine)
  • Dramatically improved Barcode and MICR accuracy and increased speed by up to 10x
  • Added new Barcode pre-processing options to increase accuracy when recognizing bad-quality images
  • CMC-7 MICR Font
  • Added North American Driver's License Barcode Decoder and Encoder to Barcode Engine (AAMVA specification)
  • Answer Area and OMR Date fields for high-level OMR Forms Recognition

Document Viewer (HTML5/JavaScript)

  • Improved speed and accuracy for internal SVG Engine
  • Printing with DPI
  • Printing Visible Area/Screenshot
  • Added diskless mode that allows the viewer to securely load, save, cache, and convert documents and annotations without accessing the file system
  • Import/Export IBM FileNet P8 and Daeja annotations to LEADTOOLS or PDF annotations
  • Rotate and delete individual pages within a document
  • Improved results when converting digital photos to PDF and other document formats
  • Added POCO/POJO (Plain Old CLR/Java Object) support for communicating with the document service without requiring the full LEADTOOLS library
  • Added Document History feature to track user changes for updating back-end system
  • New non-blocking conversion option that allows monitoring long-running asynchronous jobs
  • Mime type whitelist to control and restrict input document types
  • Domain whitelist to speed up HTML rendering and conversion within enterprise environments
  • Push and Pull annotations and documents to and from the cache for back-end loading and saving of documents
  • Enhanced metadata information for cached documents
  • Document Service logging interface to improve system health and performance by identifying bottlenecks and simplifying intelligent horizontal scaling
  • Easily switch between caching systems and rendering engines with configuration file settings

Document Formats

  • Added full support for charts and shapes to all Office formats
  • Reduced PDF output file size
  • Image interpolation for images inside PDF documents
  • Optimized loading speed for multi-page Word DOC/DOCX files
  • Custom margins for XLSX and RTF
  • Added options for choosing the page size and order when rasterizing and splitting large spreadsheets into multiple pages
  • New multiplatform RTF engine with improved rendering and speed
  • Improved matching of original document when writing text with a dark/light background
  • Added 3JS (three.js) and STL format support

Virtual Printer

  • Improved print jobs management
  • Faster printing/spooling when printing multiple simultaneous jobs
  • Lower memory consumption

New Image Processing Functions

  • Detect Document
  • Detect Business Card

Additional updates to the Document Engine

  • Load and Save IBM FileNet P8 and Daeja annotations, converting them to/from LEADTOOLS or PDF annotations
  • Redesigned the WPF ImageViewer to include multiple items, SVG rendering, and User-defined XAML Content
  • Load EMF and EMF+ files as SVG
  • Freehand Annotation Selection Tool
  • Speed improvements to Median filter
  • Speed optimizations of 30% for loading document and vector files formats

Click here for more information on all features within the LEADTOOLS Document Imaging Engine.

What's new in the LEADTOOLS Medical Engine

Medical Web Viewer

  • WADO and DICOMWeb support
  • Template Editor enhancements to simplify copying and changing existing templates
  • Choose between new ASP.NET Web API services or existing WCF Services
  • Specify the instance to be displayed when using an External Controller
  • Improved scrolling speed
  • Added a new overlay option that covers the entire series
  • SVG waveform rendering
  • Customizable magnify glass that can zoom in or out with the mouse wheel

Hanging Protocols

  • Linked CINE
  • Enhanced loading times
  • Support for irregular layouts

DICOM Communication

  • Added support for a more secure encryption for DICOM Communication, recommended by the DICOM Standard 2018b part 15 (BCP195 TLS Secure Transport Connection Profile), along with support for the corresponding recommended TLS 1.2 cipher suites
  • Added new events to the DICOM High-level SCU and SCP toolkit that allows programmers to easily customize the DICOM High-level toolkit behavior
  • Enhancements to high-level C-FIND and C-GET methods

Additional updates to the Medical Engine

  • Added DICOM Support for iOS/macOS
  • Modality Worklist Find enhancements
  • Patient Updater enhancements
  • DICOM Communication enhancements to enable/disable group lengths with standard data elements
  • New diagnostic tools and improved logging for DICOM Storage Server
  • Enhanced DICOM support for character sets
  • Increased speed for creating, loading, and saving DICOMDIR

Click here for more information on all features within the LEADTOOLS Medical Imaging Engine.

What's new in the LEADTOOLS Imaging Engine

New Image Processing Functions

  • Wiener Filter
  • Edge Enhancement

Additional updates to the Imaging Engine

  • New mechanisms for controlling how and where temp files are used including memory-only mode for secure applications that restrict disk access
  • Background color detection in document images
  • Image Stitching and scrolling for image viewers
  • D2D Drawing surface for WPF controls
  • Mouse Wheel Zoom support for Magnifying Glass
  • AFP file format on Linux

Click here for more information on all features within the LEADTOOLS Imaging Engine.

Changes to the LEADTOOLS Product Line

In Version 20, the OCR engines and respective add-ons were renamed.

LEAD Engine (previously Advantage Engine)

OmniPage Engine (previously Professional Engine)

If you have any questions about the new product line or are upgrading from a previous LEADTOOLS version, please contact sales@leadtools.com