org.deegree.framework.util
Class ImageUtils

java.lang.Object
  org.deegree.framework.util.ImageUtils

public class ImageUtils
extends Object

Some utility methods for reading standard images

Version:

$Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $

Author:

Andreas Poth, last edited by: $Author: mschneider $

Constructor Summary

ImageUtils()

Method Summary

static void	encodeGif(OutputStream out, BufferedImage img)
static BufferedImage	loadImage(File file) reads an image from the passed file location using JAI mechanism
static BufferedImage	loadImage(InputStream is) reads an image from the passed InputStream using JAI mechanism
static BufferedImage	loadImage(String fileName) reads an image from the passed file location using JAI mechanism
static BufferedImage	loadImage(URL url) reads an image from the passed URL using JAI mechanism
static void	saveImage(BufferedImage image, File file, float quality) stores the passed image in the passed file with defined quality
static void	saveImage(BufferedImage image, OutputStream os, String format, float quality) write an image into the passed output stream. after writing the image the stream will be closed.
static void	saveImage(BufferedImage image, String fileName, float quality) stores the passed image in the passed file name with defined quality

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageUtils

public ImageUtils()

Method Detail

loadImage

public static BufferedImage loadImage(URL url)
                               throws IOException

reads an image from the passed URL using JAI mechanism

Parameters:

url - address of the image

Returns:

read image

Throws:

IOException

loadImage

public static BufferedImage loadImage(InputStream is)
                               throws IOException

reads an image from the passed InputStream using JAI mechanism

Parameters:

is -

Returns:

read image

Throws:

IOException

loadImage

public static BufferedImage loadImage(String fileName)
                               throws IOException

reads an image from the passed file location using JAI mechanism

Parameters:

fileName -

Returns:

read imagey

Throws:

IOException

loadImage

public static BufferedImage loadImage(File file)
                               throws IOException

reads an image from the passed file location using JAI mechanism

Parameters:

file -

Returns:

read image

Throws:

IOException

saveImage

public static void saveImage(BufferedImage image,
                             String fileName,
                             float quality)
                      throws IOException

stores the passed image in the passed file name with defined quality

Parameters:

image -

fileName -

quality - just supported for jpeg (0..1)

Throws:

IOException

saveImage

public static void saveImage(BufferedImage image,
                             File file,
                             float quality)
                      throws IOException

stores the passed image in the passed file with defined quality

Parameters:

image -

file -

quality - just supported for jpeg (0..1)

Throws:

IOException

saveImage

public static void saveImage(BufferedImage image,
                             OutputStream os,
                             String format,
                             float quality)
                      throws IOException

write an image into the passed output stream. after writing the image the stream will be closed.

Parameters:

image -

os -

format -

quality -

Throws:

IOException

encodeGif

public static void encodeGif(OutputStream out,
                             BufferedImage img)
                      throws IOException

Parameters:

out -

img -

Throws:

IOException