org.openimaj.image.processing.morphology

Class HitAndMiss

java.lang.Object

org.openimaj.image.processing.morphology.HitAndMiss

All Implemented Interfaces:

ConnectedComponentProcessor, KernelProcessor<Float,FImage>, Processor<FImage>

public class HitAndMiss
extends Object
implements ConnectedComponentProcessor, KernelProcessor<Float,FImage>

Morphological hit-and-miss transform of connected components and (assumed binary) FImages.

Author:

Jonathon Hare (jsh2@ecs.soton.ac.uk)

Field Summary

Fields

Modifier and Type	Field and Description
static HitAndMiss	CONVEX_CORNERS Hit and miss operator for detecting convex corners
protected int	cx
protected int	cy
protected StructuringElement[]	elements
protected Set<Pixel>	outputPixels
protected int	sh
protected int	sw

Constructor Summary

Constructors

Constructor and Description
HitAndMiss(StructuringElement... ses) Construct a hit and miss operator with the given structuring elements.

Method Summary

Modifier and Type	Method and Description
int	getKernelHeight() Get the height of the kernel required by this processor.
int	getKernelWidth() Get the width of the kernel required by this processor.
Set<Pixel>	getPixels() Get the pixels selected by the hit and miss operator
void	process(ConnectedComponent cc) Perform an operation on the given ConnectedComponent.
Float	processKernel(FImage patch) Process the patch with this kernel processor and return a value that will be used to build the convolved image.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CONVEX_CORNERS

public static final HitAndMiss CONVEX_CORNERS

Hit and miss operator for detecting convex corners

outputPixels

protected Set<Pixel> outputPixels

elements

protected StructuringElement[] elements

cx

protected int cx

cy

protected int cy

sw

protected int sw

sh

protected int sh

Constructor Detail

HitAndMiss

public HitAndMiss(StructuringElement... ses)

Construct a hit and miss operator with the given structuring elements.

Parameters:

ses - the structuring elements

Method Detail

process

public void process(ConnectedComponent cc)

Description copied from interface: ConnectedComponentProcessor

Perform an operation on the given ConnectedComponent.

Specified by:

process in interface ConnectedComponentProcessor

Parameters:

cc - The ConnectedComponent to process.

getPixels

public Set<Pixel> getPixels()

Get the pixels selected by the hit and miss operator

Returns:

a list of selected pixels

getKernelHeight

public int getKernelHeight()

Description copied from interface: KernelProcessor

Get the height of the kernel required by this processor.

Specified by:

getKernelHeight in interface KernelProcessor<Float,FImage>

Returns:

The height of the kernel required by this processor

getKernelWidth

public int getKernelWidth()

Description copied from interface: KernelProcessor

Get the width of the kernel required by this processor.

Specified by:

getKernelWidth in interface KernelProcessor<Float,FImage>

Returns:

The width of the kernel required by this processor.

processKernel

public Float processKernel(FImage patch)

Description copied from interface: KernelProcessor

Process the patch with this kernel processor and return a value that will be used to build the convolved image.

Specified by:

processKernel in interface KernelProcessor<Float,FImage>

Parameters:

patch - The patch of pixels from the image to process

Returns:

A value to place in the final convolved image.