Morphological filter operations available from the Common Vision Blox foundation package. More...

Static Public Member Functions
static Image	Erode (Image img, MorphologyMask maskType, Size2D maskSize)
	Perform an erosion operation with a selectable filter mask. More...

static Image	Erode (Image img, MorphologyMask maskType, Size2D maskSize, Point2D maskOffset)
	Perform an erosion operation with a selectable filter mask. More...

static Image	Erode (Image img, Image mask)
	Performs an erosion operation with a custom filter mask. More...

static Image	Erode (Image img, Image mask, Point2D maskOffset)
	Performs an erosion operation with a custom filter mask. More...

static Image	Dilate (Image img, MorphologyMask maskType, Size2D maskSize)
	Perform an dilation operation with a selectable filter mask. More...

static Image	Dilate (Image img, MorphologyMask maskType, Size2D maskSize, Point2D maskOffset)
	Perform an dilation operation with a selectable filter mask. More...

static Image	Dilate (Image img, Image mask)
	Perform an dilation operation with a custom filter mask. More...

static Image	Dilate (Image img, Image mask, Point2D maskOffset)
	Perform an dilation operation with a custom filter mask. More...

static Image	Open (Image img, MorphologyMask maskType, Size2D maskSize)
	Perform an open operation with a selectable filter mask. More...

static Image	Open (Image img, MorphologyMask maskType, Size2D maskSize, Point2D maskOffset)
	Perform an open operation with a selectable filter mask. More...

static Image	Open (Image img, Image mask)
	Perform an open operation with a custom filter mask. More...

static Image	Open (Image img, Image mask, Point2D maskOffset)
	Perform an open operation with a custom filter mask. More...

static Image	Close (Image img, MorphologyMask maskType, Size2D maskSize)
	Perform a close operation with a selectable filter mask. More...

static Image	Close (Image img, MorphologyMask maskType, Size2D maskSize, Point2D maskOffset)
	Perform a close operation with a selectable filter mask. More...

static Image	Close (Image img, Image mask)
	Perform a close operation with a custom filter mask. More...

static Image	Close (Image img, Image mask, Point2D maskOffset)
	Perform a close operation with a custom filter mask. More...

static Image	DistanceTransform (ImagePlane plane, FixedFilterSize maskSize, DistanceNorm norm)
	This function calculates (and writes into the output image) the distance to the closest pixel in the source image with the value zero for all nonzero pixels in the input image. Distance is calculated approximatively using a set of principal distances, that is governed by the MaskSize parameter and the distance norm. More...

Detailed Description

Morphological filter operations available from the Common Vision Blox foundation package.

Member Function Documentation

◆ Close() [1/4]

static Image Close	(	Image	img,
		Image	mask
	)

static

Perform a close operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null
ObjectDisposedException	If the input img or mask have been disposed

◆ Close() [2/4]

static Image Close	(	Image	img,
		Image	mask,
		Point2D	maskOffset
	)

static

Perform a close operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null
ObjectDisposedException	If the input img or mask have been disposed

◆ Close() [3/4]

static Image Close	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize
	)

static

Perform a close operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used
maskSize	Size of the erosion mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ Close() [4/4]

static Image Close	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize,
		Point2D	maskOffset
	)

static

Perform a close operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used
maskSize	Size of the erosion mask
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the defined maskSize

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ Dilate() [1/4]

static Image Dilate	(	Image	img,
		Image	mask
	)

static

Perform an dilation operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null
ObjectDisposedException	If the input img or mask have been disposed

◆ Dilate() [2/4]

static Image Dilate	(	Image	img,
		Image	mask,
		Point2D	maskOffset
	)

static

Perform an dilation operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)
maskOffset	offset of the mask reference point relative to the top left pixel of the mask; must lie within the mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null
ObjectDisposedException	If the input img or mask have been disposed

◆ Dilate() [3/4]

static Image Dilate	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize
	)

static

Perform an dilation operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used
maskSize	Size of the erosion mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ Dilate() [4/4]

static Image Dilate	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize,
		Point2D	maskOffset
	)

static

Perform an dilation operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used
maskSize	Size of the erosion mask
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the defined maskSize

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ DistanceTransform()

static Image DistanceTransform	(	ImagePlane	plane,
		FixedFilterSize	maskSize,
		DistanceNorm	norm
	)

static

This function calculates (and writes into the output image) the distance to the closest pixel in the source image with the value zero for all nonzero pixels in the input image. Distance is calculated approximatively using a set of principal distances, that is governed by the MaskSize parameter and the distance norm.

Parameters

plane	Image plane on which to calculate.
maskSize	Mask size to use for the approximator (only 3x3 and 5x5 are acceptable)
norm	Distance calculation norm to be used

Returns: The transformed image.

Exceptions

ObjectDisposedException If the input plane has already been disposed

◆ Erode() [1/4]

static Image Erode	(	Image	img,
		Image	mask
	)

static

Performs an erosion operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null.
ObjectDisposedException	If the input img or mask have been disposed.

◆ Erode() [2/4]

static Image Erode	(	Image	img,
		Image	mask,
		Point2D	maskOffset
	)

static

Performs an erosion operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels, where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null.
ObjectDisposedException	If the input img or mask have been disposed.

◆ Erode() [3/4]

static Image Erode	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize
	)

static

Perform an erosion operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used.
maskSize	Size of the erosion mask.

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ Erode() [4/4]

static Image Erode	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize,
		Point2D	maskOffset
	)

static

Perform an erosion operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used.
maskSize	Size of the erosion mask.
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the defined maskSize .

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ Open() [1/4]

static Image Open	(	Image	img,
		Image	mask
	)

static

Perform an open operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null
ObjectDisposedException	If the input img or mask have been disposed

◆ Open() [2/4]

static Image Open	(	Image	img,
		Image	mask,
		Point2D	maskOffset
	)

static

Perform an open operation with a custom filter mask.

Parameters

img	Image on which the operation is to be executed.
mask	Custom filter mask to use.The custom filter mask effective is a CVB image of up to 256x256 pixels where irrelevant pixels have been set to black and pixels that are part of the filter mask have been set to white (255)
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img or mask is null
ObjectDisposedException	If the input img or mask have been disposed

◆ Open() [3/4]

static Image Open	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize
	)

static

Perform an open operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used
maskSize	Size of the erosion mask

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

◆ Open() [4/4]

static Image Open	(	Image	img,
		MorphologyMask	maskType,
		Size2D	maskSize,
		Point2D	maskOffset
	)

static

Perform an open operation with a selectable filter mask.

Parameters

img	Image on which the operation is to be executed.
maskType	Type of erosion mask to be used
maskSize	Size of the erosion mask
maskOffset	Offset of the mask reference point relative to the top left pixel of the mask; must lie within the defined maskSize

Returns: The filtered image.

Exceptions

ArgumentNullException	If the input img is null
ObjectDisposedException	If the input img has already been disposed

Static Public Member Functions

Detailed Description

Member Function Documentation

◆ Close() [1/4]

◆ Close() [2/4]

◆ Close() [3/4]

◆ Close() [4/4]

◆ Dilate() [1/4]

◆ Dilate() [2/4]

◆ Dilate() [3/4]

◆ Dilate() [4/4]

◆ DistanceTransform()

◆ Erode() [1/4]

◆ Erode() [2/4]

◆ Erode() [3/4]

◆ Erode() [4/4]

◆ Open() [1/4]

◆ Open() [2/4]

◆ Open() [3/4]

◆ Open() [4/4]