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Looking for a strong

GdPicture components offer superior support for image acquisition from scanners, capture cards and digital cameras using TWAIN protocol in 32-bit and 64-bit mode.

With just a few lines of code, you will be able to start a single or a multiple image acquisition process using any TWAIN-compliant device, edit  and save scanned documents to any destination such as a local/network machine, FTP site, web server, database

Intuitive  low-level & high-level API are provided under .NET components and TWAIN ActiveX to let you negotiate all TWAIN 2.3 capabilities from any kind of WinForm, WPF or Web application.

60 Days Free Trial Download GdPicture.NET Now!

GdPicture.NET TWAIN SDK for Winform, WPF & Web applications development

Looking for cross browser-based document scanning support?

Our web toolkit DocuVieware provides all the necessary components to scan, edit, and save documents online. Check the live demo!

GdPicture - Twain SDK

*If you have problems using CITRIX, please look at the following knowledge base articles:

Main TWAIN features of the SDK

  • Image source enumeration and selection.
  • Duplex scanning support.
  • 100% compatible with any Kofax VRS.
  • Handles 32-bit & 64-bit Data Sources.
  • Automatic Document Feeder (ADF) control.
  • Detect blank pages.
  • Number of image transfers negotiation.
  • Save & restore scanner configuration from file.
  • Image scanning attributes control, such as color-depth, resolution, brightness, contrast, size and more.
  • Detect & read barcode symbols, including Code 39/128/93, EAN-8/13, PostNet, PDF417, 2 of 5 Matrix and many others.
  • Acquire images to multiple formats, including PDF/A, PDF-OCR, encrypted PDF, Multi-page TIFF, JPEG, JPEG 2000, JBIG2, GIF, PNG and EXR.
  • Acquire images to an FTP or HTTP server.
  • Fully compatible with CITRIX systems and Windows Terminal Services*
  • Plus many more features that your scanner can support!

Twain exemples

GdPicture.NET - How to use

How to use

Download and install GdPicture.NET package from here.

  • You will be able to find a compiled demo application in
    [Install directory] \Samples\Bin\PaperScan.exe
  • You will be able to find C# and VB.NET demo applications including source code in
    [Install directory] \Samples\WinForm\ (see TWAIN Scanning app.).
  • You will find other code snippets within the online reference guide found here
  • You can find some discussions about TWAIN in the dedicated section of our community forums located here TWAIN Acquisition forum

Download GdPicture.NET now!

60 Days Free Trial Download GdPicture.NET Now!