org.gvsig.raster.impl.grid.filter.enhancement

Class EqualizationFilter

java.lang.Object

org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter

org.gvsig.raster.impl.grid.filter.enhancement.EqualizationFilter

All Implemented Interfaces:

java.lang.Cloneable, RasterFilter

Direct Known Subclasses:

EqualizationByteFilter, EqualizationShortFilter

public class EqualizationFilter
extends BaseRasterFilter

Clase base para los filtros de ecualización de histograma.

Field Summary

Fields

Modifier and Type	Field and Description
protected double[][]	aproximationNeg
protected int[]	ecualizedBands
protected BufferHistogram	histogram
protected int[]	k
protected long[][]	lahe
protected long[][]	laheNegative
protected double[]	maxBandValue
protected double[]	minBandValue
static java.lang.String[]	names
protected int	nbands
protected int	nClasses
protected int	nElements
protected long	nPixels
protected int[][]	resValues
protected Statistics	stats

Fields inherited from class org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter

colorInterpretation, environment, exec, extent, height, managername, nBandsToProcess, params, PERSISTENT_DESCRIPTION, PERSISTENT_NAME, raster, rasterResult, taskEventManager, transparency, util, width

Fields inherited from interface org.gvsig.fmap.dal.coverage.grid.RasterFilter

RESULT_BUFFER, RESULT_TRANSPARENCY

Constructor Summary

Constructors

Constructor and Description
EqualizationFilter() Construye un LinearEnhancementFilter

Method Summary

Modifier and Type	Method and Description
protected boolean	equalizationActive(int band) Consulta si la ecualización está activa para una banda o no
java.lang.String	getGroup() Obtiene el grupo del filtro
int	getInRasterDataType() Obtiene el tipo de datos del raster de entrada
java.lang.String[]	getNames() Gets the list of specific filter names.
int	getOutRasterDataType() Obtiene el tipo de datos del raster de salida
Params	getUIParams(java.lang.String nameFilter) Obtener que datos puede tratar una interfaz con sus valores
boolean	isVisible() Devolverá un booleano indicando si es visible o no en el panel de filtros.
void	post() Función que contiene el código a ejecutar despues de aplicar el filtro
void	pre() Code to execute before apply a filter
void	process(int x, int y) Ejecución del filtro para un pixel de la imagen

Methods inherited from class org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter

addParam, clone, createARGBBufferResult, createBufferResult, dispose, execute, finalize, getColorInterpretation, getEnv, getInputBuffer, getManagerName, getName, getOutputBuffer, getParam, getParams, getPercent, getResult, hasInputTransparency, isExec, isToConvertToRGB, numberOfBandsToProcess, removeParam, resetPercent, setEnv, setExec, setExtent, setName, setParams, writeAlphaBand

Methods inherited from class java.lang.Object

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

Field Detail

stats

protected Statistics stats

minBandValue

protected double[] minBandValue

maxBandValue

protected double[] maxBandValue

nbands

protected int nbands

k

protected int[] k

names

public static java.lang.String[] names

histogram

protected BufferHistogram histogram

nPixels

protected long nPixels

resValues

protected int[][] resValues

nElements

protected int nElements

ecualizedBands

protected int[] ecualizedBands

aproximationNeg

protected double[][] aproximationNeg

nClasses

protected int nClasses

lahe

protected long[][] lahe

laheNegative

protected long[][] laheNegative

Constructor Detail

EqualizationFilter

public EqualizationFilter()

Construye un LinearEnhancementFilter

Method Detail

pre

public void pre()
         throws FilterAddException

Description copied from class: BaseRasterFilter

Code to execute before apply a filter

Specified by:

pre in interface RasterFilter

Overrides:

pre in class BaseRasterFilter

Throws:

FilterAddException

equalizationActive

protected boolean equalizationActive(int band)

Consulta si la ecualización está activa para una banda o no

Parameters:

band - Número de banda a consultar si se ha activado la ecualización

Returns:

true si está activa para esa banda y false si no lo está.

getOutRasterDataType

public int getOutRasterDataType()

Description copied from class: BaseRasterFilter

Obtiene el tipo de datos del raster de salida

Specified by:

getOutRasterDataType in interface RasterFilter

Specified by:

getOutRasterDataType in class BaseRasterFilter

Returns:

Tipo de dato

getGroup

public java.lang.String getGroup()

Description copied from interface: RasterFilter

Obtiene el grupo del filtro

Specified by:

getGroup in interface RasterFilter

Specified by:

getGroup in class BaseRasterFilter

Returns:

getUIParams

public Params getUIParams(java.lang.String nameFilter)

Description copied from interface: RasterFilter

Obtener que datos puede tratar una interfaz con sus valores

Specified by:

getUIParams in interface RasterFilter

Specified by:

getUIParams in class BaseRasterFilter

Returns:

post

public void post()

Description copied from class: BaseRasterFilter

Función que contiene el código a ejecutar despues de aplicar el filtro

Specified by:

post in interface RasterFilter

Specified by:

post in class BaseRasterFilter

getInRasterDataType

public int getInRasterDataType()

Description copied from class: BaseRasterFilter

Obtiene el tipo de datos del raster de entrada

Specified by:

getInRasterDataType in interface RasterFilter

Specified by:

getInRasterDataType in class BaseRasterFilter

Returns:

Tipo de dato

process

public void process(int x,
                    int y)

Description copied from class: BaseRasterFilter

Ejecución del filtro para un pixel de la imagen

Specified by:

process in interface RasterFilter

Specified by:

process in class BaseRasterFilter

Parameters:

x - posición X

y - posición Y

getNames

public java.lang.String[] getNames()

Description copied from interface: RasterFilter

Gets the list of specific filter names. Each kind of filter can have a list of specific types. This function returns the names of this filters

Specified by:

getNames in interface RasterFilter

Specified by:

getNames in class BaseRasterFilter

Returns:

isVisible

public boolean isVisible()

Description copied from interface: RasterFilter

Devolverá un booleano indicando si es visible o no en el panel de filtros.

Specified by:

isVisible in interface RasterFilter

Overrides:

isVisible in class BaseRasterFilter

Returns: