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WIA_IPA_TYMED

The WIA_IPA_TYMED property contains the method setting for image transfer . The WIA minidriver creates and maintains this property.

Property Type: VT_I4

Valid Values: WIA_PROP_LIST

Access Rights: Read/write

Remarks

An application reads the WIA_IPA_TYMED property to determine the minidriver's method of data transfer.

The following table describes the constants that are valid with WIA_IPA_TYMED.

ValueDefinition

TYMED_CALLBACK

Transfer an image to memory, in bands.

This constant is obsolete for Windows Vista and later operating systems.

TYMED_FILE

Transfer an image to a file.

TYMED_MULTIPAGE_CALLBACK

Transfer multiple images to memory, in bands.

This constant is obsolete for Windows Vista and later operating systems.

TYMED_MULTIPAGE_FILE

Transfer multiple images to a file.

 

All WIA 2.0 minidrivers must set the initial value of this property to its default value, which is TYMED_FILE.

Requirements

Header

Wiadef.h (include Wiadef.h)

 

 

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