com.esri.arcgis.datasourcesraster
Class SimplePixelResampler

java.lang.Object
  com.esri.arcgis.datasourcesraster.SimplePixelResampler

All Implemented Interfaces:

IPixelResampler, ISimplePixelResampler, com.esri.arcgis.interop.RemoteObjRef, Serializable

public class SimplePixelResampler
extends Object
implements com.esri.arcgis.interop.RemoteObjRef, ISimplePixelResampler

A simple pixel resampler class.

Description

The SimplePixelResampler is a concrete object that supports nearest neighbor, bilinear, cubic convolution and majority resampling. It is used to provide pixel resampling for the RasterXformer and can be replaced by any custom pixel resampler.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

See Also:

Serialized Form

Constructor Summary

SimplePixelResampler()
Constructs a SimplePixelResampler using ArcGIS Engine.

SimplePixelResampler(Object obj)
Deprecated. As of ArcGIS 9.2, replaced by normal Java casts.
SimplePixelResampler theSimplePixelResampler = (SimplePixelResampler) obj;

Method Summary

boolean	equals(Object o) Compare this object with another
static String	getClsid() getClsid.
double	getCubicConvolutionParameter() The cubic convolution parameter (-1, -0.75, -0.5).
int	getResamplingMethod() The resampling method.
int	getWindowSize() The resampling window size in terms of number of source pixels.
int	hashCode() the hashcode for this object
boolean	isDownSampling() Indicates if this is a down sampling only type of resampler.
boolean	isLinearScaling() Indicates if only linear scaling is necessary.
boolean	isSupportLinearScaling() Indicates if this resampler can accept simplified point array for simple linear scaling.
void	resample(int iCol, int iRow, int nCols, int nRows, _WKSPoint points, double ulx, double uly, double dx, double dy, IPixelBlock pSrcPixelBlock, IPixelBlock pDstPixelBlock) Resamples an input pixel block into an output pixel block.
void	setCubicConvolutionParameter(double a) The cubic convolution parameter (-1, -0.75, -0.5).
void	setLinearScaling(boolean pLinearScaling) Indicates if only linear scaling is necessary.
void	setMajorityWindowSize(int rhs1) The majority resampling window size in pixels.
void	setResamplingMethod(int pMethod) The resampling method.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.esri.arcgis.interop.RemoteObjRef

getJintegraDispatch, release

Constructor Detail

SimplePixelResampler

public SimplePixelResampler()
                     throws IOException,
                            UnknownHostException

Constructs a SimplePixelResampler using ArcGIS Engine.

Throws:

IOException - if there are interop problems

UnknownHostException - if there are interop problems

SimplePixelResampler

public SimplePixelResampler(Object obj)
                     throws IOException

Deprecated. As of ArcGIS 9.2, replaced by normal Java casts.
SimplePixelResampler theSimplePixelResampler = (SimplePixelResampler) obj;

Construct a SimplePixelResampler using a reference to such an object returned from ArcGIS Engine or Server. This is semantically equivalent to casting obj to SimplePixelResampler.

Parameters:

obj - an object returned from ArcGIS Engine or Server

Throws:

IOException - if there are interop problems

Method Detail

getClsid

public static String getClsid()

getClsid.

equals

public boolean equals(Object o)

Compare this object with another

Overrides:

equals in class Object

hashCode

public int hashCode()

the hashcode for this object

Overrides:

hashCode in class Object

getResamplingMethod

public int getResamplingMethod()
                        throws IOException,
                               AutomationException

The resampling method.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getResamplingMethod in interface ISimplePixelResampler

Returns:

A com.esri.arcgis.geodatabase.rstResamplingTypes constant

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setResamplingMethod

public void setResamplingMethod(int pMethod)
                         throws IOException,
                                AutomationException

The resampling method.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setResamplingMethod in interface ISimplePixelResampler

Parameters:

pMethod - A com.esri.arcgis.geodatabase.rstResamplingTypes constant (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getCubicConvolutionParameter

public double getCubicConvolutionParameter()
                                    throws IOException,
                                           AutomationException

The cubic convolution parameter (-1, -0.75, -0.5).

Remarks

A parameter, (-3,0) not inclusive, is used to adjust the sharpness of cubic resampling. The resampled image will show the edge effect as the factor is close to -3, and smooth when the factor is close to 0.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getCubicConvolutionParameter in interface ISimplePixelResampler

Returns:

The a

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setCubicConvolutionParameter

public void setCubicConvolutionParameter(double a)
                                  throws IOException,
                                         AutomationException

The cubic convolution parameter (-1, -0.75, -0.5).

Remarks

A parameter, (-3,0) not inclusive, is used to adjust the sharpness of cubic resampling. The resampled image will show the edge effect as the factor is close to -3, and smooth when the factor is close to 0.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setCubicConvolutionParameter in interface ISimplePixelResampler

Parameters:

a - The a (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setMajorityWindowSize

public void setMajorityWindowSize(int rhs1)
                           throws IOException,
                                  AutomationException

The majority resampling window size in pixels.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setMajorityWindowSize in interface ISimplePixelResampler

Parameters:

rhs1 - The rhs1 (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isSupportLinearScaling

public boolean isSupportLinearScaling()
                               throws IOException,
                                      AutomationException

Indicates if this resampler can accept simplified point array for simple linear scaling.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

isSupportLinearScaling in interface IPixelResampler

Returns:

The pSupportLinearScaling

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isLinearScaling

public boolean isLinearScaling()
                        throws IOException,
                               AutomationException

Indicates if only linear scaling is necessary.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

isLinearScaling in interface IPixelResampler

Returns:

The pLinearScaling

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setLinearScaling

public void setLinearScaling(boolean pLinearScaling)
                      throws IOException,
                             AutomationException

Indicates if only linear scaling is necessary.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setLinearScaling in interface IPixelResampler

Parameters:

pLinearScaling - The pLinearScaling (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getWindowSize

public int getWindowSize()
                  throws IOException,
                         AutomationException

The resampling window size in terms of number of source pixels.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getWindowSize in interface IPixelResampler

Returns:

The pNumPixels

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isDownSampling

public boolean isDownSampling()
                       throws IOException,
                              AutomationException

Indicates if this is a down sampling only type of resampler.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

isDownSampling in interface IPixelResampler

Returns:

The pDownSampling

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

resample

public void resample(int iCol,
                     int iRow,
                     int nCols,
                     int nRows,
                     _WKSPoint points,
                     double ulx,
                     double uly,
                     double dx,
                     double dy,
                     IPixelBlock pSrcPixelBlock,
                     IPixelBlock pDstPixelBlock)
              throws IOException,
                     AutomationException

Resamples an input pixel block into an output pixel block.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

resample in interface IPixelResampler

Parameters:

iCol - The iCol (in)

iRow - The iRow (in)

nCols - The nCols (in)

nRows - The nRows (in)

points - A Structure: com.esri.arcgis.system._WKSPoint (A com.esri.arcgis.system._WKSPoint COM typedef) (in)

ulx - The ulx (in)

uly - The uly (in)

dx - The dx (in)

dy - The dy (in)

pSrcPixelBlock - A reference to a com.esri.arcgis.geodatabase.IPixelBlock (in)

pDstPixelBlock - A reference to a com.esri.arcgis.geodatabase.IPixelBlock (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.