de.cismet.cismap.commons.rasterservice

Class ImageFileUtils

java.lang.Object

de.cismet.cismap.commons.rasterservice.ImageFileUtils

public class ImageFileUtils
extends Object

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Version:

$Revision$, $Date$

Author:

jruiz

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ImageFileUtils.Mode DOCUMENT ME!

Field Summary

Fields

Modifier and Type	Field and Description
static String[]	SUPPORTED_IMAGE_FORMATS

Constructor Summary

Constructors

Constructor and Description
ImageFileUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	checkIfRasterGeoRef(File worldFile) DOCUMENT ME!
static ImageFileUtils.Mode	determineMode(File imageFile) DOCUMENT ME!
static Dimension	getImageDimension(File imgFile) Determines the width and height of the given iamge file.
static ImageFileMetaData	getTiffMetaData(File imageFile) DOCUMENT ME!
static File	getWorldFile(File imageFile) DOCUMENT ME!
static ImageFileMetaData	getWorldFileMetaData(File imageFile, File worldFile) Determines the meta information about the image file.
static File	getWorldFileWithoutCheck(File imageFile) DOCUMENT ME!
static boolean	isImageFileEnding(String fileName) DOCUMENT ME!

Methods inherited from class java.lang.Object

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

Field Detail

SUPPORTED_IMAGE_FORMATS

public static final String[] SUPPORTED_IMAGE_FORMATS

Constructor Detail

ImageFileUtils

public ImageFileUtils()

Method Detail

getWorldFile

public static File getWorldFile(File imageFile)

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Parameters:

imageFile - DOCUMENT ME!

Returns:

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getWorldFileWithoutCheck

public static File getWorldFileWithoutCheck(File imageFile)

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Parameters:

imageFile - DOCUMENT ME!

Returns:

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getTiffMetaData

public static ImageFileMetaData getTiffMetaData(File imageFile)
                                         throws Exception

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Parameters:

imageFile - DOCUMENT ME!

Returns:

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Throws:

Exception - DOCUMENT ME!

isImageFileEnding

public static boolean isImageFileEnding(String fileName)

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Parameters:

fileName - DOCUMENT ME!

Returns:

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determineMode

public static ImageFileUtils.Mode determineMode(File imageFile)

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Parameters:

imageFile - DOCUMENT ME!

Returns:

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checkIfRasterGeoRef

public static boolean checkIfRasterGeoRef(File worldFile)

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Parameters:

worldFile - DOCUMENT ME!

Returns:

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getWorldFileMetaData

public static ImageFileMetaData getWorldFileMetaData(File imageFile,
                                                     File worldFile)

Determines the meta information about the image file. It will be assumed, that a world file for the image file exists. The world file must have the file ending .jgw, .pgw, .gfw or .tfw depending on the image format.

Parameters:

imageFile - DOCUMENT ME!

worldFile - DOCUMENT ME!

Returns:

the meta information about the image file

getImageDimension

public static Dimension getImageDimension(File imgFile)
                                   throws IOException

Determines the width and height of the given iamge file. This method does not completely read the image.

Parameters:

imgFile - DOCUMENT ME!

Returns:

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Throws:

IOException - DOCUMENT ME!