dekoh.portal.fwk.image
Class FastImageResizer

java.lang.Object
  dekoh.portal.fwk.image.AbstractImageResizer
      dekoh.portal.fwk.image.FastImageResizer

All Implemented Interfaces:

ImageResizer

Direct Known Subclasses:

MultistepSmoothImageResizer

public class FastImageResizer
extends AbstractImageResizer

An implementation of ImageResizer that targets speed of the resizing over the quality of resizing. The quality deteriorates significantly if the new size is significantly smaller than the original size.

Since:

Jan 3, 2007

Nested Class Summary

Nested classes/interfaces inherited from class dekoh.portal.fwk.image.AbstractImageResizer

AbstractImageResizer.ImageWithReader

Field Summary

Fields inherited from interface dekoh.portal.fwk.image.ImageResizer

DEFAULT_COMPRESSION_QUALITY

Constructor Summary

FastImageResizer()

Method Summary

BufferedImage

resizeImage(BufferedImage origImage, int newWidth, int newHeight) The real implementation for image resizing to be provided by subclasses.

Methods inherited from class dekoh.portal.fwk.image.AbstractImageResizer

getImageReader, getImageType, readImage, resize, resize, resize, resizeAndReturn, resizeAndSaveBufferedImage, resizeToSize, toBufferedImage, toBufferedImage

Methods inherited from class java.lang.Object

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

Constructor Detail

FastImageResizer

public FastImageResizer()

Method Detail

resizeImage

public BufferedImage resizeImage(BufferedImage origImage,
                                 int newWidth,
                                 int newHeight)

Description copied from class: AbstractImageResizer

The real implementation for image resizing to be provided by subclasses.

Specified by:

resizeImage in class AbstractImageResizer

Parameters:

origImage - The image read from the file

newWidth - The width of the resized image in keeping with the aspect ratio

newHeight - The height of the resized image in keeping with the aspect ratio

Returns:

the resized image