File name: Migrating TWAIN drivers to WIA.doc 207 KB Microsoft Word file Get Office File Viewers
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This paper provides information about Microsoft Windows Image Acquisition (WIA) architecture and the process a developer can follow to port a Still Image Architecture (STI)-compliant TWAIN data source to a WIA driver for the Microsoft Windows family of operating systems. The paper also provides guidelines for TWAIN developers to implement WIA for existing TWAIN drivers.
Included in this white paper:
Introduction to WIA Drivers
Porting STI-Compliant TWAIN Drivers to WIA
Separate UI Components from Driver Core Components
Add WIA Support to the Existing STI-Compliant Code
Implement UI Components
Methods by which WIA Clients Configure WIA Driver Core Components
Implement Non-UI Components
Convert TWAIN Operations into WIA Operations Using your New WIA Driver
Terminology
Tables
Mapping WIA Properties to TWAIN Capabilities
Mapping WIA Application Operations to TWAIN Application Operations