VintaSoft Twain .NET SDK - F.A.Q.

Answers to popular questions

This page contains answers to the frequently asked questions about VintaSoft Twain .NET SDK. If you have not found an answer to your technical question, please go to the technical support page. If you have not found an answer to your sales question, please go to the general sales information page.

VintaSoft Twain .NET SDK allows to control TWAIN scanner and acquire images from TWAIN scanner. Acquired images can be preprocessed with common image processing commands (invert, rotate, resize, etc) and saved to a file (PDF, TIF, JPEG, PNG, GIF, BMP) or uploaded onto HTTP(S) or FTP server.

The SDK provides a .NET API, which can be used by .NET developer in .NET application for Windows.

The SDK provides also a JavaScript API, which can be used by Web (JavaScript) developer in web application for Windows. .NET skills are not necessary for SDK usage in a web application.

.NET developer can use the SDK in C#, VB.NET, C++ for .NET, J#, Delphi for .NET, any other programming language compatible with .NET.

Web developer can use the SDK in JavaScript and TypeScript.

The SDK consists from:
  • .NET assemblies for .NET developer
    • .NET assemblies (.dll files) for .NET 5. Files are located in "[SDK_install_path]\Bin\DotNet5\" folder.
    • .NET assemblies (.dll files) for .NET Core 3.1. Files are located in "[SDK_install_path]\Bin\DotNetCore3\" folder.
    • .NET assemblies (.dll files) for .NET Framework 4+. Files are located in "[SDK_install_path]\Bin\DotNet4\" folder.
    • .NET assemblies (.dll files) for .NET Framework 3.5. Files are located in "[SDK_install_path]\Bin\DotNet3_5\" folder.
  • JavaScript API files for Web developer
    • JavaScript files (.js files) and TypeScript modules (.d.ts files). Files are located in "[SDK_install_path]\Bin\JavaScript\" folder.
    • VintaSoft Web TWAIN service. Installer for VintaSoft Web TWAIN service is located in "[SDK_install_path]\Bin\VintasoftWebTwainService\" folder.
  • SDK documentation, which contains User Guide, .NET API Reference and JavaScript API Reference. Information about documentation can be found here.
  • Source codes of demo applications
    • Source codes of WPF demo applications for Visual Studio .NET 2010-2019 (C# and VB.NET). Files are located in "[install_path]\Examples\WPF\" folder.
    • Source codes of WinForms demo applications for Visual Studio .NET 2010-2019 for (C# and VB.NET). Files are located in "[install_path]\Examples\WinForms\" folder.
    • Source codes of .NET console demo applications for Visual Studio .NET 2010-2019 (C# and VB.NET). Files are located in "[install_path]\Examples\Console\" folder.
    • Source codes of ASP.NET Core demo applications for Visual Studio .NET 2019 (C#). Files are located in "[install_path]\Examples\ASP.NET Core\" folder.
    • Source codes of ASP.NET MVC 5 demo applications for Visual Studio .NET 2010-2019 (C#). Files are located in "[install_path]\Examples\ASP.NET MVC\" folder.
    • Source codes of ASP.NET Web Forms demo applications for Visual Studio .NET 2010-2019 (C#). Files are located in "[install_path]\Examples\ASP.NET WebForms\" folder.
  • Compiled demo applications
    • Compiled WPF, WinForms and .NET console demo applications (.exe files) for .NET Framework 4.5.2. Files are located in "[SDK_install_path]\Bin\DotNet4\" folder.
    • Compiled WPF, WinForms and .NET console demo applications (.exe files) for .NET Framework 3.5. Files are located in "[SDK_install_path]\Bin\DotNet3_5\" folder.

The files allowed for distribution are listed in paragraph 4.6 and 4.7 of the License agreement.

Please read the information about the evaluation version limitations of VintaSoft Twain .NET SDK at the bottom of this page: https://www.vintasoft.com/docs/vstwain-dotnet/Licensing-Twain-Evaluation.html
User Guide for .NET developer is available here: https://www.vintasoft.com/docs/vstwain-dotnet/
.NET API Reference is available here: https://www.vintasoft.com/docs/vstwain-dotnet/Vintasoft.Twain.html
User Guide for Web developer is available here: https://www.vintasoft.com/docs/vstwain-dotnet-web/
JavaScript API Reference for Web developer is available here: https://www.vintasoft.com/docs/vstwain-dotnet-web/Vintasoft.Twain.JS.html

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Answers to the majority of questions can be found in the documentation or this web site. Please send a message to Customer Support Service to get more help.