de.unihalle.informatik.MiToBo.segmentation.basics

Class MTBSegmentation2D

java.lang.Object

de.unihalle.informatik.MiToBo.segmentation.basics.MTBSegmentation2D

All Implemented Interfaces:

MTBSegmentationInterface

public class MTBSegmentation2D
extends Object
implements MTBSegmentationInterface

Class for representing 2D segmentations of image data.

Author:

Birgit Moeller

Nested Class Summary

Nested classes/interfaces inherited from interface de.unihalle.informatik.MiToBo.segmentation.basics.MTBSegmentationInterface

MTBSegmentationInterface.SegmentationDimension

Field Summary

Fields

Modifier and Type	Field and Description
protected int[][]	classmap 2D map with class labels.
protected int	height Height of segmentation domain.
protected int	maxLabel Maximal label appearing in the label list.
protected int	numRegions Number of represented regions.
protected boolean[][]	visiblemap Visibility map for hiding individual pixels.
protected double[][]	weightmap Map of weights for the segmentation.
protected int	width Width of segmentation domain.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MTBSegmentation2D() Default constructor with empty segmentation.
	MTBSegmentation2D(int w, int h, int numClasses, byte[][] bitfield) Constructor.
	MTBSegmentation2D(int w, int h, int numClasses, int[][] cmap, boolean[][] vmap, double[][] wmap) Constructor.

Method Summary

Modifier and Type	Method and Description
int	getClass(int x, int y) Returns the class label of position (x,y).
int	getClass(int x, int y, int z) Returns the class label of position (x,y,z).
MTBSegmentationInterface.SegmentationDimension	getDimension() Returns the dimension of the given membership.
MTBImage	getLabelImage() Returns a label image visualizing the segmentation.
MTBImage	getMask(int class_) Gets the mask of the specified class (0 Background, 255 Foreground)
int	getMaxLabel() Returns the maximal label used in the membership representation.
int	getNumberOfClasses() Returns the number of classes represented in the membership.
int	getSizeX() Returns the size of the segmentation domain in x direction.
int	getSizeY() Returns the size of the segmentation domain in y direction.
int	getSizeZ() Returns the size of the segmentation domain in z direction.
double	getWeight(int x, int y) Returns the pixel weight of position (x,y).
double	getWeight(int x, int y, int z) Returns the pixel weight of position (x,y,z).
boolean	isVisible(int x, int y) True, if position (x,y) is visible.
boolean	isVisible(int x, int y, int z) True, if position (x,y,z) is visible.
void	setClass(int x, int y, int c) Set the label of position (x,y) to c.
void	setClass(int x, int y, int z, int c) Set the label of position (x,y,z) to c.
void	setInvisible(int x, int y) Set position (x,y) invisible.
void	setInvisible(int x, int y, int z) Set position (x,y,z) invisible.
void	setVisibilityMask(boolean[][] mask) Set the valid mask from external mask data.
void	setVisible(int x, int y) Set position (x,y) visible.
void	setVisible(int x, int y, int z) Set position (x,y,z) visible.
void	setWeight(int x, int y, double c) Sets the pixel weight of position (x,y) to c.
void	setWeight(int x, int y, int z, double c) Sets the pixel weight of position (x,y,z) to c.

Methods inherited from class java.lang.Object

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

Field Detail

numRegions

protected int numRegions

Number of represented regions.

maxLabel

protected int maxLabel

Maximal label appearing in the label list.

height

protected int height

Height of segmentation domain.

width

protected int width

Width of segmentation domain.

classmap

protected int[][] classmap

2D map with class labels.

visiblemap

protected boolean[][] visiblemap

Visibility map for hiding individual pixels.

weightmap

protected double[][] weightmap

Map of weights for the segmentation.

Constructor Detail

MTBSegmentation2D

protected MTBSegmentation2D()

Default constructor with empty segmentation.

MTBSegmentation2D

public MTBSegmentation2D(int w,
                         int h,
                         int numClasses,
                         int[][] cmap,
                         boolean[][] vmap,
                         double[][] wmap)

Constructor.

Parameters:

w - Width of segmentation domain.

h - Height of segmentation domain.

numClasses - Number of segmented classes.

cmap - Map of class labels.

vmap - Visibility map.

wmap - Map of pixels weights.

MTBSegmentation2D

public MTBSegmentation2D(int w,
                         int h,
                         int numClasses,
                         byte[][] bitfield)

Constructor.

Parameters:

w - Width of segmentation domain.

h - Height of segmentation domain.

numClasses - Number of segmented classes.

bitfield - Bitfield representing the segmentation.

Method Detail

getDimension

public MTBSegmentationInterface.SegmentationDimension getDimension()

Returns the dimension of the given membership.

Specified by:

getDimension in interface MTBSegmentationInterface

getSizeX

public int getSizeX()

Description copied from interface: MTBSegmentationInterface

Returns the size of the segmentation domain in x direction.

Specified by:

getSizeX in interface MTBSegmentationInterface

getSizeY

public int getSizeY()

Description copied from interface: MTBSegmentationInterface

Returns the size of the segmentation domain in y direction.

Specified by:

getSizeY in interface MTBSegmentationInterface

getSizeZ

public int getSizeZ()

Description copied from interface: MTBSegmentationInterface

Returns the size of the segmentation domain in z direction.

Specified by:

getSizeZ in interface MTBSegmentationInterface

getNumberOfClasses

public int getNumberOfClasses()

Returns the number of classes represented in the membership.

Specified by:

getNumberOfClasses in interface MTBSegmentationInterface

getMaxLabel

public int getMaxLabel()

Returns the maximal label used in the membership representation.

Note that the maximal label is not required to coincide with the number of classes represented by the membership function. Labels should always be larger or equal to zero.

Specified by:

getMaxLabel in interface MTBSegmentationInterface

isVisible

public boolean isVisible(int x,
                         int y,
                         int z)

Description copied from interface: MTBSegmentationInterface

True, if position (x,y,z) is visible.

Specified by:

isVisible in interface MTBSegmentationInterface

isVisible

public boolean isVisible(int x,
                         int y)

Description copied from interface: MTBSegmentationInterface

True, if position (x,y) is visible.

Specified by:

isVisible in interface MTBSegmentationInterface

getClass

public int getClass(int x,
                    int y,
                    int z)

Description copied from interface: MTBSegmentationInterface

Returns the class label of position (x,y,z).

Specified by:

getClass in interface MTBSegmentationInterface

getClass

public int getClass(int x,
                    int y)

Description copied from interface: MTBSegmentationInterface

Returns the class label of position (x,y).

Specified by:

getClass in interface MTBSegmentationInterface

setClass

public void setClass(int x,
                     int y,
                     int z,
                     int c)

Description copied from interface: MTBSegmentationInterface

Set the label of position (x,y,z) to c.

Specified by:

setClass in interface MTBSegmentationInterface

setClass

public void setClass(int x,
                     int y,
                     int c)

Description copied from interface: MTBSegmentationInterface

Set the label of position (x,y) to c.

Specified by:

setClass in interface MTBSegmentationInterface

setVisible

public void setVisible(int x,
                       int y)

Description copied from interface: MTBSegmentationInterface

Set position (x,y) visible.

Specified by:

setVisible in interface MTBSegmentationInterface

setVisible

public void setVisible(int x,
                       int y,
                       int z)

Description copied from interface: MTBSegmentationInterface

Set position (x,y,z) visible.

Specified by:

setVisible in interface MTBSegmentationInterface

setInvisible

public void setInvisible(int x,
                         int y)

Description copied from interface: MTBSegmentationInterface

Set position (x,y) invisible.

Specified by:

setInvisible in interface MTBSegmentationInterface

setInvisible

public void setInvisible(int x,
                         int y,
                         int z)

Description copied from interface: MTBSegmentationInterface

Set position (x,y,z) invisible.

Specified by:

setInvisible in interface MTBSegmentationInterface

setVisibilityMask

public void setVisibilityMask(boolean[][] mask)

Set the valid mask from external mask data.

Note that the parameter object is cloned for internal representation!

getWeight

public double getWeight(int x,
                        int y)

Description copied from interface: MTBSegmentationInterface

Returns the pixel weight of position (x,y).

Specified by:

getWeight in interface MTBSegmentationInterface

getWeight

public double getWeight(int x,
                        int y,
                        int z)

Description copied from interface: MTBSegmentationInterface

Returns the pixel weight of position (x,y,z).

Specified by:

getWeight in interface MTBSegmentationInterface

setWeight

public void setWeight(int x,
                      int y,
                      double c)

Description copied from interface: MTBSegmentationInterface

Sets the pixel weight of position (x,y) to c.

Specified by:

setWeight in interface MTBSegmentationInterface

setWeight

public void setWeight(int x,
                      int y,
                      int z,
                      double c)

Description copied from interface: MTBSegmentationInterface

Sets the pixel weight of position (x,y,z) to c.

Specified by:

setWeight in interface MTBSegmentationInterface

getMask

public MTBImage getMask(int class_)

Description copied from interface: MTBSegmentationInterface

Gets the mask of the specified class (0 Background, 255 Foreground)

Specified by:

getMask in interface MTBSegmentationInterface

getLabelImage

public MTBImage getLabelImage()

Returns a label image visualizing the segmentation.

Returns:

Generated image.