inra.ijpb.morphology.strel

Class LocalBufferedHistogram

java.lang.Object

inra.ijpb.morphology.strel.LocalBufferedHistogram

public class LocalBufferedHistogram
extends Object

Local histogram in a linear neighborhood of a pixel. Works only for Grayscale images coded between 0 and 255.

Replaced by LocalExtremumBufferGray8

Author:

David Legland

Constructor Summary

Constructors

Constructor and Description
LocalBufferedHistogram(int n) Main constructor.
LocalBufferedHistogram(int n, int value) Initializes an histogram filled with the given value.

Method Summary

Modifier and Type	Method and Description
void	add(int value) Adds a value to the local histogram, and update bounds if needed.
void	clear() Reset inner counts with zero values, and min and max values.
void	fill(int value) Resets histogram by considering it is filled with the given value.
int	getMax() Returns the maximum value stored in this local histogram
int	getMin() Returns the minimum value stored in this local histogram

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalBufferedHistogram

public LocalBufferedHistogram(int n)

Main constructor.

Parameters:

n - the size of the buffer

LocalBufferedHistogram

public LocalBufferedHistogram(int n,
                              int value)

Initializes an histogram filled with the given value.

Parameters:

n - the size of the buffer

value - the initial value of all elements in buffer

Method Detail

add

public void add(int value)

Adds a value to the local histogram, and update bounds if needed. Then removes the last stored value, and update bounds if needed.

Parameters:

value - the value to add

clear

public void clear()

Reset inner counts with zero values, and min and max values.

fill

public void fill(int value)

Resets histogram by considering it is filled with the given value. Updates min and max accordingly.

Parameters:

value - the new value of all elements in the histogram

getMin

public int getMin()

Returns the minimum value stored in this local histogram

Returns:

the minimum value in neighborhood

getMax

public int getMax()

Returns the maximum value stored in this local histogram

Returns:

the maximum value in neighborhood