General Programming

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The following topics illustrate how to start using the DTWAIN API and basic features of DTWAIN.


Proper Initialization Steps

Selecting the TWAIN Data Source Manager

DTWAIN Error Handling

Fundamental Image Transfer Modes

Device Capabilities

DTWAIN Acquisition Processing

Source User Interface Issues

Handling Page Acquisition Failures

Using an Automatic Document Feeder

Using a Duplex Scanner

Multipage Acquistions

Blank Page Detection and Removal

Setting the Image Retrieval Sizes

Using an Imprinter/Endorser

Using Job Control / Batch Processing

High Speed Image Acquisition

Acquiring Film and Transparencies

Thumbnail Images

Turning on /off Progress Indicator

Handling Extended Image Information

Customizing the Source User Interface

DTWAIN Notifications

DTWAIN Multithreading Issues

Special Device Events

Low-Level DTWAIN Functions

OCR Processing

DTWAIN Error Handling