Leadtools.Twain Getting Started (original) (raw)

For pointers to sample programs that demonstrate many features, see the table below:

.NET

Redistributables Paths

Path Target Platform
\Bin\net .NET 6+
Assembly - Class/Namespace Comments
Leadtools.Twain.DLL - Leadtools.Twain The Leadtools.Twain namespace provides support for TWAIN scanning functionality.

Dependencies

Library Description Dependencies
Leadtools.Windows.Media.TransitionBase.dll Core Library Leadtools.dll

Sample Programs

Demo Name Source Code Path Pre-Compiled Executable Path Description
Fast TWAIN \Examples\Scanning\DotNet\FastTwainDemo\net \Bin\net\FastTwainDemo_Original.exe Demonstrates Fast Twain scanning support. Analyzes the TWAIN source, considering the requested bits per pixel, image type and compression, and finds the best compression type, transfer mode and buffering schemes to get the best performance possible.
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN \Examples\Scanning\DotNet\TwainDemo\net \Bin\net\TwainDemo_Original.exe Demonstrates TWAIN scanning features. Select TWAIN source Acquire images from TWAIN sources Display images acquired from TWAIN sources Save images acquired from TWAIN sources
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN High Level \Examples\Scanning\DotNet\TwainHighDemo\net \Bin\net\TwainHighDemo_Original.exe Demonstrates the high-level LEADTOOLS TWAIN scanning features. Select TWAIN source Acquire images from TWAIN sources Display images acquired from TWAIN sources Save images acquired from TWAIN sources
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN Multi-Page \Examples\Scanning\DotNet\TwainMultipageDemo\net \Bin\net\TwainMultiPageDemo_Original.exe Demonstrates the multi-page scanning with LEADTOOLS TWAIN scanning features. Select TWAIN source Acquire images from TWAIN sources Display images acquired from TWAIN sources Save images acquired from TWAIN sources
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN With Barcode Separator \Examples\Scanning\DotNet\TwainWithBarcodeSeparatorDemo\net \Bin\net\TwainWithBarcodeSeparatorDemo_Original.exe Demonstrates TWAIN scanning and barcode separation feature. Scans pages from a TWAIN source and saves the acquired pages to multi-page TIFF files. Uses the LEADTOOLS barcode engine to search for Code128 barcodes on the pages. If a user-specified barcode string is detected, the separator is saved to a new TIFF file, which is appended with all subsequent pages until a new separator is detected.
Demo Name Source Code Path Pre-Compiled Executable Path Description
WIA \Examples\Scanning\DotNet\WiaDemo\net \Bin\net\WiaDemo_Original.exe Demonstrates WIA scanning features. Select WIA source Acquire images from WIA sources Display images acquired from WIA sources Save images acquired from WIA sources
Demo Name Source Code Path Description
Leadtools.WebScanning.Plugin \Examples\Scanning\DotNet\WebScanning.Plugin\net ActiveX plugin for Internet Explorer to start Leadtools.WebScanning.Host application. This plugin is registered in WebScanning MSI installation process.
Demo Name Source Code Path Pre-Compiled Executable Path Description
Leadtools.WebScanning.Host \Examples\Scanning\DotNet\WebScanning.Host\net \Bin\net\Leadtools.WebScanning.Host_Original.exe Hosts Leadtools.Services.Twain service. A custom application url is used for lunaching this application from browsers. Use "Utils.RegisterAppUrl" method to register a custom application url (for details, please check the Main method implementation of this demo in Program.cs ). For Internt Explorer: an ActiveX plugin (Leadtools.WebScanning.Plugin.dll) is used for launching this application.

.NET Framework

Redistributables Paths

Path Target Platform
\Bin\DotNet4\Win32 x86 .NET 4 or 4.5
\Bin\DotNet4\x64 x64 .NET 4 or 4.5
Assembly - Class/Namespace Comments
Leadtools.Twain.DLL - Leadtools.Twain The Leadtools.Twain namespace provides support for TWAIN scanning functionality.

Dependencies

Library Description Dependencies
Leadtools.Windows.Media.TransitionBase.dll Core Library Leadtools.dll

Sample Programs

Demo Name Source Code Path Pre-Compiled Executable Path Description
Fast TWAIN \Examples\Scanning\DotNet\FastTwainDemo\fx \Bin\DotNet4\<Win32/x64>\FastTwainDemo_Original.exe Demonstrates Fast Twain scanning support. Analyzes the TWAIN source, considering the requested bits per pixel, image type and compression, and finds the best compression type, transfer mode and buffering schemes to get the best performance possible.
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN \Examples\Scanning\DotNet\TwainDemo\fx \Bin\DotNet4\<Win32/x64>\TwainDemo_Original.exe Demonstrates TWAIN scanning features. Select TWAIN source Acquire images from TWAIN sources Display images acquired from TWAIN sources Save images acquired from TWAIN sources
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN High Level \Examples\Scanning\DotNet\TwainHighDemo\fx \Bin\DotNet4\<Win32/x64>\TwainHighDemo_Original.exe Demonstrates the high-level LEADTOOLS TWAIN scanning features. Select TWAIN source Acquire images from TWAIN sources Display images acquired from TWAIN sources Save images acquired from TWAIN sources
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN Multi-Page \Examples\Scanning\DotNet\TwainMultipageDemo\fx \Bin\DotNet4\<Win32/x64>\TwainMultiPageDemo_Original.exe Demonstrates the multi-page scanning with LEADTOOLS TWAIN scanning features. Select TWAIN source Acquire images from TWAIN sources Display images acquired from TWAIN sources Save images acquired from TWAIN sources
Demo Name Source Code Path Pre-Compiled Executable Path Description
TWAIN With Barcode Separator \Examples\Scanning\DotNet\TwainWithBarcodeSeparatorDemo\fx \Bin\DotNet4\<Win32/x64>\TwainWithBarcodeSeparatorDemo_Original.exe Demonstrates TWAIN scanning and barcode separation feature. Scans pages from a TWAIN source and saves the acquired pages to multi-page TIFF files. Uses the LEADTOOLS barcode engine to search for Code128 barcodes on the pages. If a user-specified barcode string is detected, the separator is saved to a new TIFF file, which is appended with all subsequent pages until a new separator is detected.
Demo Name Source Code Path Pre-Compiled Executable Path Description
WIA \Examples\Scanning\DotNet\WiaDemo\fx \Bin\DotNet4\<Win32/x64>\WiaDemo_Original.exe Demonstrates WIA scanning features. Select WIA source Acquire images from WIA sources Display images acquired from WIA sources Save images acquired from WIA sources
Demo Name Source Code Path Description
Leadtools.WebScanning.Plugin \Examples\Scanning\DotNet\WebScanning.Plugin\fx ActiveX plugin for Internet Explorer to start Leadtools.WebScanning.Host application. This plugin is registered in WebScanning MSI installation process.
Demo Name Source Code Path Pre-Compiled Executable Path Description
Leadtools.WebScanning.Host \Examples\Scanning\DotNet\WebScanning.Host\fx \Bin\DotNet4\<Win32/x64>\Leadtools.WebScanning.Host.exe Hosts Leadtools.Services.Twain service. A custom application url is used for lunaching this application from browsers. Use "Utils.RegisterAppUrl" method to register a custom application url (for details, please check the Main method implementation of this demo in Program.cs ). For Internt Explorer: an ActiveX plugin (Leadtools.WebScanning.Plugin.dll) is used for launching this application.