DocumentSkewCheckerGetSkewAngle Method (UnmanagedImage, Rectangle)

Get skew angle of the provided document image.

Namespace: Accord.Imaging
Assembly: Accord.Imaging (in Accord.Imaging.dll) Version: 3.8.0

Syntax

public double GetSkewAngle(
	UnmanagedImage image,
	Rectangle rect
)

Public Function GetSkewAngle ( 
	image As UnmanagedImage,
	rect As Rectangle
) As Double

image: Type: Accord.ImagingUnmanagedImage
Document's unmanaged image to get skew angle of.
rect: Type: System.DrawingRectangle
Image's rectangle to process (used to exclude processing of regions, which are not relevant to skew detection).

Type: Double
Returns document's skew angle. If the returned angle equals to -90, then document skew detection has failed.

Exceptions

Exception	Condition
UnsupportedImageFormatException	Unsupported pixel format of the source image.

DocumentSkewCheckerAddLanguageSpecificTextSet("LST97B18EB_0?cpp=::|nu=.");GetSkewAngle Method (UnmanagedImage, Rectangle)