Classes
| Class | Description | |
|---|---|---|
| WiaAcquireEventArgs | Provides data for the WiaSession.AcquireEvent event. | |
| WiaAcquireFileEventArgs | Provides data for the WiaSession.AcquireFileEvent event. | |
| WiaEnumCapabilitiesEventArgs | Provides data for the WiaSession.EnumCapabilitiesEvent event. | |
| WiaEnumDevicesEventArgs | Provides data for the WiaSession.EnumDevicesEvent event. | |
| WiaEnumFormatsEventArgs | Provides data for the WiaSession.EnumFormatsEvent event. | |
| WiaEnumItemsEventArgs | Provides data for the WiaSession.EnumItemsEvent event. | |
| WiaException | The exception that is thrown when a WIA error occurs. | |
| WiaSession | The WiaSession provides support for WIA scanning functionality. | |
| WiaSetPropertiesEventArgs | Provides data for each WIA property set by calling the WiaSession.SetProperties method. |
Structures
| Structure | Description | |
|---|---|---|
| WiaAcquireOptions | Provides information about the options that affect the acquisition process. | |
| WiaCapability | Provides information about each enumerated WIA capability. | |
| WiaCapabilityFlagValues | Provides information about the WiaPropertyAttributesFlags.Flag type enumerated WIA capabilities. | |
| WiaCapabilityListValues | Provides information about the WiaPropertyAttributesFlags.List type enumerated WIA capabilities. | |
| WiaCapabilityRangeValues | Provides information about the enumerated WiaPropertyAttributesFlags.Range type WIA capabilities. | |
| WiaCapabilityValues | Provides information about each enumerated WIA capability value. | |
| WiaDataTransferProperties | Provides data transfer information for the current selected data source. | |
| WiaImageEffectsProperties | Provides image effects properties for the currently selected data source. | |
| WiaImageResolutionProperties | Provides image resolution information for the currently selected data source. | |
| WiaProperties | Provides WIA properties for the current selected data source. |
Enumerations
| Enumeration | Description | |
|---|---|---|
| WiaAcquiredPageFlags | Flags used through the AcquireEvent and AcquireFileEvent events. | |
| WiaAcquireFlags | Flags used with the WiaSession.Acquire, WiaSession.AcquireToFile and WiaSession.AcquireSimple methods. | |
| WiaAutoDeskewMode | Turns automatic deskew on or off. For more information please refer to WIA_IPS_AUTO_DESKEW property ID in Microsoft Windows SDK Documentation.
This property is supported only by Windows Vista and later. | |
| WiaCaptureMode | Sets the image capture mode. For more information please refer to WIA_DPC_CAPTURE_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaCategories | WIA 2.0 available categories. For more information please refer to "WIA 2.0 Item Category GUIDs" topic in Microsoft Windows SDK Documentation. | |
| WiaCompressionMode | Compression to be used while performing data transfer from WIA source. For more information please refer to WIA_IPA_COMPRESSION property ID in Microsoft Windows SDK Documentation. | |
| WiaDeviceType | Used with WiaSession.SelectedDeviceType property and WiaSession.SelectDeviceDlg and WiaSession.AcquireSimple methods. For more information please refer to WIA_DIP_DEV_TYPE property ID in Microsoft Windows SDK Documentation. | |
| WiaDocumentHandlingCapabilitiesFlags | Flags contains the scanner capabilities. For more information please refer to WIA_DPS_DOCUMENT_HANDLING_CAPABILITIES property ID in Microsoft Windows SDK Documentation. | |
| WiaDocumentHandlingStatusFlags | Flags contains current state of the scanner's installed flatbed, document feeder, or duplexer. For more information please refer to WIA_DPS_DOCUMENT_HANDLING_STATUS property ID in Microsoft Windows SDK Documentation. | |
| WiaEffectMode | Specifies the special image acquisition mode of the camera. For more information please refer to WIA_DPC_EFFECT_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaEnumCapabilitiesFlags | Reserved for future use. | |
| WiaEnumFormatsFlags | Reserved for future use. | |
| WiaExceptionCode | Used as a value for WiaException.Code property. | |
| WiaExposureMeteringMode | Specifies the mode the camera uses to automatically adjust the exposure setting. For more information please refer to WIA_DPC_EXPOSURE_METERING_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaExposureMode | Indicates the camera's current exposure mode. For more information please refer to WIA_DPC_EXPOSURE_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaFileFormats | Preferred image format to use when performing data transfer from the WIA source. For more information, please refer to the WIA_IPA_FORMAT property ID in the Microsoft Windows SDK Documentation. | |
| WiaFilmScanMode | Enables configuration of the current film scan. For more information please refer to WIA_IPS_FILM_SCAN_MODE property ID in Microsoft Windows SDK Documentation.
This property is supported only by Windows Vista and later. | |
| WiaFlashMode | Defines the current flash mode setting for the camera device. For more information please refer to WIA_DPC_FLASH_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaFocusMeteringMode | Specifies the mode the camera uses to automatically adjust the focus. For more information please refer to WIA_DPC_FOCUS_METERING_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaFocusMode | Defines the current focus mode setting for the camera device. For more information please refer to WIA_DPC_FOCUS_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaHorizontalBedRegistrationMode | Contains the registration, or horizontal alignment, for documents placed on the flatbed. For more information please refer to WIA_DPS_HORIZONTAL_BED_REGISTRATION property ID in Microsoft Windows SDK Documentation.
This property is not supported with Windows Vista and later. | |
| WiaHorizontalSheetFeederRegistrationMode | Contains the registration, or alignment and edge detection, for documents that are placed on the flatbed. For more information please refer to WIA_DPS_SHEET_FEEDER_REGISTRATION property ID for WIA 1.0 and WIA_IPS_SHEET_FEEDER_REGISTRATION for WIA 2.0 in Microsoft Windows SDK Documentation. | |
| WiaImageDataType | The data types to be used for the image when performing data transfer from WIA source. For more information, please refer to the WIA_IPA_DATATYPE property ID in the Microsoft Windows SDK Documentation. | |
| WiaImageType | Flags used within the WiaProperties structure. | |
| WiaItemAccessRights | This flag controls access to the item as well as whether the item is deleted. For more information please refer to WIA_IPA_ACCESS_RIGHTS property ID in Microsoft Windows SDK Documentation. | |
| WiaItemPlanarMode | Contains image data packing options. For more information, please refer to the WIA_IPA_PLANAR property ID in the Microsoft Windows SDK Documentation.
This property is not supported in Windows Vista and later. | |
| WiaItemTypeFlags | Flags that specify the Microsoft Windows Image Acquisition (WIA) item type. For more information please refer to WIA_IPA_ITEM_FLAGS property ID in Microsoft Windows SDK Documentation. | |
| WiaOrientation | Original orientation of a page or image to be acquired. For more information please refer to WIA_IPS_ORIENTATION property ID in Microsoft Windows SDK Documentation. | |
| WiaPageSizeMode | Contains the size of the page that is currently selected to be scanned. For more information please refer to WIA_DPS_PAGE_SIZE property ID for WIA 1.0 or WIA_IPS_PAGE_SIZE for WIA 2.0 in Microsoft Windows SDK Documentation. | |
| WiaPowerMode | Defines the current power source for the camera device. For more information please refer to WIA_DPC_POWER_MODE property ID in Microsoft Windows SDK Documentation. | |
| WiaPreviewControlMode | Indicates whether an item needs a preview control displayed to the user. For more information please refer to WIA_IPS_SHOW_PREVIEW_CONTROL property ID in Microsoft Windows SDK Documentation.
This property is supported only by Windows Vista and later. | |
| WiaPreviewMode | Indicates the preview mode for a device. For more information please refer to WIA_IPS_PREVIEW property ID in Microsoft Windows SDK Documentation.
This property is supported only by Windows Vista and later. | |
| WiaPreviewType | Specifies whether the existing preview image can be updated during an image preview (in response to a change in the WiaPropertyId.ItemDatatype or WiaPropertyId.ItemDepth properties).
For more information, please refer to the WIA_IPS_PREVIEW_TYPE property ID in the Microsoft Windows SDK Documentation. This property is supported only by Windows Vista and later. | |
| WiaPropertyAttributesFlags | Flags used within WiaCapability structure. For more information please refer to "Property Attributes" topic in Microsoft Windows SDK Documentation. | |
| WiaPropertyId | List of all available WIA properties. For more information about each of these properties please refer to Microsoft Windows SDK Documentation. | |
| WiaScannerItemPhotometricMode | Contains the current setting for white and black pixels. For more information please refer to WIA_IPS_PHOTOMETRIC_INTERP property ID in Microsoft Windows SDK Documentation. | |
| WiaScannerItemRotation | How much (if at all) to rotate the image before image data is sent back to the application. For more information, please refer to the WIA_IPS_ROTATION property ID in the Microsoft Windows SDK Documentation. | |
| WiaScannerItemTransferCapabilitiesMode | Specifies whether the driver is capable of transferring multiple child items in single transfer call. For more information please refer to WIA_IPS_TRANSFER_CAPABILITIES property ID in Microsoft Windows SDK Documentation.
This property is supported only by Windows Vista and later. | |
| WiaScannerLampMode | Turns the scanner lamp on or off. For more information please refer to WIA_IPS_LAMP property ID in Microsoft Windows SDK Documentation.
This property is supported only by Windows Vista and later. | |
| WiaScanningModeFlags | Flags used within the WiaProperties structure. | |
| WiaSelectSourceFlags | Flags used with WiaSession.SelectDeviceDlg method | |
| WiaSuppressPropertyPageMode | Specifies whether to suppress the general property pages for items on the device. For more information please refer to WIA_IPA_SUPPRESS_PROPERTY_PAGE property ID in Microsoft Windows SDK Documentation. | |
| WiaTransferMode | Transfer mode to be used by the WIA source. | |
| WiaVariableTypes | Flags used within WiaCapability structure. For more information please refer to VARENUM in Microsoft Windows SDK Documentation. | |
| WiaVersion | Specifies the WIA version to use. Used with the WiaSession.Startup, WiaSession.IsAvailable and WiaSession.AcquireSimple methods. | |
| WiaVerticalBedRegistrationMode | Contains the registration, or vertical alignment and edge detection, for documents placed on the flatbed. For more information please refer to WIA_DPS_VERTICAL_BED_REGISTRATION property ID in Microsoft Windows SDK Documentation.
This property is not supported with Windows Vista and later. | |
| WiaWhiteBalanceMode | Specifies how the digital camera weights color channels. For more information please refer to WIA_DPC_WHITE_BALANCE property ID in Microsoft Windows SDK Documentation. |