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GdPictureImaging.TwainGetRotation Method
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Asks to the opened source for current rotation to apply to the scanned image data prior to transfer.

C#
public Double TwainGetRotation();
Visual Basic
Public Function TwainGetRotation() As Double
Returns

The image rotation in degrees.

Remarks

Before using this function check that the TWAIN state is TWAIN_SOURCE_OPEN (4) 

To get the TWAIN state, use the TwainGetState() function.

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