Occurs before each image is scanned.

Namespace: Dynamsoft.DotNet.TWAIN.Delegate
Assembly: DynamicDotNetTWAIN (in DynamicDotNetTWAIN.dll) Version: 3.0.0.0 (3.0.0.0)

Syntax

C#
public delegate void OnPreTransferHandler()
Visual Basic
Public Delegate Sub OnPreTransferHandler

Remarks

This is the place to read the properties of image information: ImageBitsPerPixel property, ImagePixelType property, ImageLength property, ImageWidth property, ImageXResolution property, ImageYResolution property, ImageLayoutDocumentNumber property, ImageLayoutFrameLeft property, ImageLayoutFrameTop property, ImageLayoutFrameRight property, ImageLayoutFrameBottom property, ImageLayoutPageNumber property, ImageLayoutFrameNumber property.

This is also the place to call CancelAllPendingTransfers().

See Also