class: GImageDerivativeOps

[34:14] static extends: object

Static wrappers for boofcv.alg.filter.derivative.GImageDerivativeOps.

Methods

gradient (string DerivType, object Input, object DerivX, object DerivY, string BorderTypeName)

Computes an image gradient.
- @p DerivType is PREWITT, SOBEL, SCHARR, THREE, TWO_0, or TWO_1.
- @p Input is the source gray image wrapper or compatible Java object.
- @p DerivX is the horizontal derivative output image.
- @p DerivY is the vertical derivative output image.
- @p BorderTypeName is SKIP, EXTENDED, NORMALIZED, REFLECT, WRAP, or ZERO.
hessian (string DerivType, object Input, object DerivXX, object DerivYY, object DerivXY, string BorderTypeName)

Computes a Hessian from an input image.
- @p DerivType is PREWITT, SOBEL, SCHARR, THREE, TWO_0, or TWO_1.
- @p Input is the source gray image wrapper or compatible Java object.
- @p DerivXX is the second derivative in x.
- @p DerivYY is the second derivative in y.
- @p DerivXY is the mixed second derivative.
- @p BorderTypeName is SKIP, EXTENDED, NORMALIZED, REFLECT, WRAP, or ZERO.
hessianFromGradient (string DerivType, object DerivX, object DerivY, object DerivXX, object DerivYY, object DerivXY, string BorderTypeName)

Computes a Hessian from already-computed first derivatives.
- @p DerivType is PREWITT, SOBEL, SCHARR, THREE, TWO_0, or TWO_1.
- @p DerivX is the horizontal first derivative image.
- @p DerivY is the vertical first derivative image.
- @p DerivXX is the second derivative in x.
- @p DerivYY is the second derivative in y.
- @p DerivXY is the mixed second derivative.
- @p BorderTypeName is SKIP, EXTENDED, NORMALIZED, REFLECT, WRAP, or ZERO.
laplace (object Input, object Output, string BorderTypeName = "EXTENDED")

Computes an image Laplacian.
- @p Input is the source gray image wrapper or compatible Java object.
- @p Output is the destination derivative image wrapper or compatible Java object.
- @p BorderTypeName is SKIP, EXTENDED, NORMALIZED, REFLECT, WRAP, or ZERO.
getDerivativeType (string ImageClassName)

Returns the derivative image class for a gray image class.
- @p ImageClassName is a full gray image class name or supported short image name.
- @r An AussomJavaObject wrapping java.lang.Class.

class: DerivativeType

[6:14] static extends: object

Static wrappers for the boofcv.alg.filter.derivative.DerivativeType enum.

Methods

valueOf (string Name)

Returns a BoofCV DerivativeType enum by name.
- @p Name is PREWITT, SOBEL, SCHARR, THREE, TWO_0, or TWO_1.
- @r An AussomJavaObject wrapping boofcv.alg.filter.derivative.DerivativeType.

class: FactoryDerivative

[97:14] static extends: object

Static wrappers for boofcv.factory.filter.derivative.FactoryDerivative.

Methods

prewitt (string InputClassName, string DerivativeClassName)

Creates a Prewitt image gradient.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.
sobel (string InputClassName, string DerivativeClassName)

Creates a Sobel image gradient.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.
scharr (string InputClassName, string DerivativeClassName)

Creates a Scharr image gradient.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.
three (string InputClassName, string DerivativeClassName)

Creates a three-tap image gradient.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.
two0 (string InputClassName, string DerivativeClassName)

Creates a two0 image gradient.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.
two1 (string InputClassName, string DerivativeClassName)

Creates a two1 image gradient.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.
gaussian (Sigma, int Radius, string InputClassName, string DerivativeClassName)

Creates a Gaussian image gradient.
- @p Sigma is the Gaussian sigma.
- @p Radius is the Gaussian radius.
- @p InputClassName is a full gray image class name or supported short image name.
- @p DerivativeClassName is a full gray derivative class name or supported short image name.
- @r An ImageGradient wrapper.

class: ImageGradient

[180:7] extends: object

ImageGradient wraps boofcv.abst.filter.derivative.ImageGradient.

Members

obj

Methods

ImageGradient (object Obj)

Wraps a BoofCV ImageGradient object.
- @p Obj is an existing ImageGradient Java object or wrapper.
process (object Input, object DerivX, object DerivY)

Processes an input image into x and y derivatives.
- @p Input is the source image.
- @p DerivX is the x derivative output.
- @p DerivY is the y derivative output.
getInputType ()

Gets the input image type.
- @r An ImageType Java object.
getDerivativeType ()

Gets the derivative image type.
- @r An ImageType Java object.
getBorderType ()

Gets the border type.
- @r A BorderType Java object.
setBorderType (string Name)

Sets the border type.
- @p Name is SKIP, EXTENDED, NORMALIZED, REFLECT, WRAP, or ZERO.

class: BorderType

[20:14] static extends: object

Static wrappers for the boofcv.struct.border.BorderType enum.

Methods

valueOf (string Name)

Returns a BoofCV BorderType enum by name.
- @p Name is SKIP, EXTENDED, NORMALIZED, REFLECT, WRAP, or ZERO.
- @r An AussomJavaObject wrapping boofcv.struct.border.BorderType.