The WIAImageScanner type exposes the following members.
Device types to work with. Default is UnspecifiedDeviceType so it works with almost all web camera and scanner devices.
Acquired images intent (Color mode).
Output image quality. Maximize quality by default.
Template for output filename. Default is "scanned".
List of acquired image files.
List of acquired image files in ActiveX/COM compatible array.
Output folder for acquired images. User's "My Pictures" folder is default.
Output image format. Default is PNG.
Show device selection dialog or not (true by default).