WIA_DPC_ZOOM_POSITION
The WIA_DPC_ZOOM_POSITION property is reserved by Microsoft for future use and is not implemented at this time.
Property Type: VT_I4
Valid Values: WIA_PROP_NONE
Access Rights: Read-only
Remarks
You should use the WIA_DPC_FOCAL_LENGTH property for optical zoom and the WIA_DPC_DIGITAL_ZOOM property for digital zoom adjustments.
Requirements
Version: Obsolete in Windows Vista and later operating systems and should not be used.
Header: wiadef.h (include Wiadef.h)