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Files for redistribution are installed by the LEADTOOLS setup. For more information on the installation directory structure, refer to Installation Directory. For more information on redistributing your application, refer to Files to be Included with Your Application.
You may not copy or redistribute any of the following files without obtaining the proper license. In some cases, the license is included with your initial purchase of LEADTOOLS. In other cases, you must obtain a license from a third party or enter into a royalty agreement with LEAD to obtain the proper license. For these special licensing situations, see the notes below accompanying the specific file.
OCR Professional engine requires .NET Framework 3.0, also it required Microsoft Visual C++ 2005 SP1 Redistributable Package SP1 v8.0.50727.762 (x86).
Unless otherwise noted, the filenames are the same for both Win32 and x64 platforms. Refer to Installation Directory.
OCR Support: Before copying or redistributing any of the files for OCR support, you must first enter into a Royalty Agreement with LEAD. Contact the OEM Department.
All LEADTOOLS OCR require the following LEADTOOLS assemblies:
| Redistributables | Description |
|---|---|
| Leadtools.Forms.Ocr.dll |
LEADTOOLS OCR assembly |
| Leadtools.dll |
Main LEADTOOLS assembly |
| Leadtools.Forms.dll |
Forms assembly |
| Leadtools.Codecs.dll |
Image files load and save support |
| Leadtools.Forms.DocumentWriters.dll |
Support for exported OCR results as PDF, DOC/DOCX(2007/2010), HTML, etc. |
| Leadtools.ImageProcessing.Core.dll |
Internal document pre-processing |
Each LEADTOOLS OCR is supported by a main assembly and runtime files. You must redistribute the files associated with the engine you are planning to use.
| Redistributables | Description |
|---|---|
| Leadtools.Forms.Ocr.Advantage.dll |
LEADTOOLS OCR Advantage support. Also requires the OCR Advantage Runtime Files |
| Leadtools.Forms.Ocr.Plus.dll |
LEADTOOLS OCR Plus support. Also requires the OCR Plus Runtime Files |
| Leadtools.Forms.Ocr.Professional.dll |
LEADTOOLS OCR Professional support. Also requires the OCR Professional Runtime Files |
| Leadtools.Forms.Ocr.Arabic.dll |
LEADTOOLS OCR Arabic support. Also requires the OCR Arabic Runtime Files |
The LEADTOOLS OCR Plus, Professional and Arabic engines may require the use of the LEADTOOLS OCR Thunk when used performing certain functionality or when used by x64 binaries. The OCR Advantage engine will never use the thunk server. Refer to LEADTOOLS Thunk Server for more information.
| Redistributables | Description |
|---|---|
| LtThunkServer.exe |
Thunk Server COM+ executable |
| LtThunkutlu.dll |
x86 thunk helper. Must exist next to x86-bit version of Leadtools.Forms.Ocr.dll |
| LtThunkutlx.dll |
x64 thunk helper. Must exist next to x64-bit version of Leadtools.Forms.Ocr.dll |
| LtDocthunku.dll |
OCR Plus Helper used by the LEADTOOLS OCR Plus engine |
| LtDocthunk2u.dll |
OCR Professional Helper used by the LEADTOOLS OCR Professional engine |
| LtDocthunkaru.dll |
OCR Arabic Helper used by the LEADTOOLS OCR Arabic engine |