ImageScanner Class
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Represents the properties of images to scan.
public ref class ImageScanner sealed/// [Windows.Foundation.Metadata.ContractVersion(Windows.Devices.Scanners.ScannerDeviceContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class ImageScanner final[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Devices.Scanners.ScannerDeviceContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class ImageScannerPublic NotInheritable Class ImageScanner- Inheritance
- Attributes
Windows requirements
| Device family |
Windows Desktop Extension SDK (introduced in 10.0.10240.0)
|
| API contract |
Windows.Devices.Scanners.ScannerDeviceContract (introduced in v1.0)
|
Properties
| AutoConfiguration |
Gets and sets the scan settings of the auto-configured scan unit, like the file format, including compression to deliver the scanned data in. This property is ignored if the scanner is not capable of auto-configuration. |
| DefaultScanSource |
Gets the default scan source chosen for this scanner device. |
| DeviceId |
Gets the PnP device identifier of this scanner device. |
| FeederConfiguration |
Gets or sets the scan settings of the feeder scan unit, like page size, orientation, and scan resolution. |
| FlatbedConfiguration |
Gets and sets the scan settings of the flatbed scan unit, like scan resolution and color mode. |
Methods
| FromIdAsync(String) |
Creates an instance of a ImageScanner object based on a scanners device information ID. This method is required for broker device enumeration. |
| GetDeviceSelector() |
Returns the class selection string that apps can use to enumerate scanner devices. This method is required for the brokered device enumeration. |
| IsPreviewSupported(ImageScannerScanSource) |
Determines if the specified scan source supports scan preview. |
| IsScanSourceSupported(ImageScannerScanSource) |
Determines if the specified scan source is available on the scanner. |
| ScanFilesToFolderAsync(ImageScannerScanSource, StorageFolder) |
Starts a scan job with the specified scan source and writes one or multiple images to one multi-page file like TIFF, XPS, and PDF; or one or multiple single-page files like DIB, PNG, JPG, and TIFF to the specified folder location. Returns the progress of the scan. |
| ScanPreviewToStreamAsync(ImageScannerScanSource, IRandomAccessStream) |
Scans one image from the specified scan source and applies the lowest scan resolution with the selected image file format. |