WIA_IPS_SCAN_AHEAD_CAPACITY

The WIA_IPS_SCAN_AHEAD_CAPACITY describes the maximum number of pages that the scanner can scan ahead (and store in the internal scanner memory buffer) at the current scan job settings (the current document size, scan resolution, data type, file format, compression, and so on). The WIA minidriver creates and maintains this property.

Property Type: VT_UI4

Valid Values: WIA_PROP_NONE

Access Rights: Read/Write

Remarks

When the WIA_IPS_SCAN_AHEAD property is supported, this property is valid only for the Feeder item (WIA_CATEGORY_FEEDER), and is optional.

A value of 0 means "undefined/unknown number of pages."

Requirements

Header: wiadef.h (include Wiadef.h)