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The WIA_IPS_PATCH_CODE_READER property is used to enable patch code detection. This property is required for all Patch code Reader items.
Property Type: VT_I4
Valid Values: WIA_PROP_LIST
Access Rights: Read/Write
Remarks
The following table describes the required values for the WIA_IPS_PATCH_CODE_READER property.
| Value | Definition |
|---|---|
| WIA_PATCH_CODE_READER_DISABLED | Patch code detection is disabled. This is the required default value. |
| WIA_PATCH_CODE_READER_AUTO | Patch code detection is enabled. The patch code reader location is automatically selected by the device at runtime depending on the active scan input source. |
The WIA_IPA_FORMAT property is also required for all Patch Code Reader items.
The following table describes the required values for the WIA_IPA_FORMAT property when it is implemented on a Patch Code Reader item.
| Value | Definition |
|---|---|
| WiaImgFmt_XmlPat | Patch code metadata is transferred as an XML file whose content is compliant with the WIA Patch Code Metadata Schema. |
| WiaImgFmt_RawPat | Patch code metadata is transferred as a WIA Patch Code Metadata Raw Format file. |
Requirements
Header: wiadef.h (include Wiadef.h)