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DocumentSkewCheckerGetSkewAngle Method (Bitmap, Rectangle)

Get skew angle of the provided document image.

Namespace:  Accord.Imaging
Assembly:  Accord.Imaging (in Accord.Imaging.dll) Version: 3.6.0
Syntax
public double GetSkewAngle(
	Bitmap image,
	Rectangle rect
)
Request Example View Source

Parameters

image
Type: System.DrawingBitmap
Document's 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).

Return Value

Type: Double
Returns document's skew angle. If the returned angle equals to -90, then document skew detection has failed.
Exceptions
ExceptionCondition
UnsupportedImageFormatExceptionUnsupported pixel format of the source image.
See Also