Class ImageLabel

java.lang.Object
  |
  +--java.lang.Thread
        |
        +--ImageLabel

public class ImageLabel

extends java.lang.Thread

ImageLabel is an algorithm that applies Connected Component Labeling alogrithm to an input image. Only mono images are catered for.

See Also:

code.iface.imagelabel

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

ImageLabel(int firstwidth)
Constructs a new Image Operator

Method Summary

int[]	doLabel(int[] src1_1d, int width, int height) doLabel applies the Labeling alogrithm plus offset and scaling The input image is expected to be 8-bit mono 0=black everything else=white
int	getColours() getColours
int	getNumberOfLabels() Returns the number of labels.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getContextClassLoader, getName, getPriority, getThreadGroup, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, run, setContextClassLoader, setDaemon, setName, setPriority, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageLabel

public ImageLabel(int firstwidth)

Constructs a new Image Operator

Parameters:

firstwidth - The width of the input image

Method Detail

doLabel

public int[] doLabel(int[] src1_1d,
                     int width,
                     int height)

doLabel applies the Labeling alogrithm plus offset and scaling The input image is expected to be 8-bit mono 0=black everything else=white

Parameters:

src1_1d - The input pixel array

width - width of the destination image in pixels

height - height of the destination image in pixels

Returns:

A pixel array containing the labelled image

getColours

public int getColours()

getColours

Returns:

the number of unique, non zero colours. -1 if not valid

getNumberOfLabels

public int getNumberOfLabels()

Returns the number of labels.