org.mmbase.util.images

Class DummyImageConverter

java.lang.Object

org.mmbase.util.images.DummyImageConverter

All Implemented Interfaces:

ImageConverter

public class DummyImageConverter
extends Object
implements ImageConverter

A 'Dummy' converter for converting images when Imagemagick and JAI are not available. This class simply returns an image unchanged.

Since:

MMBase 1.6.3

Version:

$Id$

Author:

Gerard van de Looi

Constructor Summary

Constructors

Constructor and Description
DummyImageConverter()

Method Summary

Modifier and Type	Method and Description
byte[]	convertImage(byte[] input, String sourceFormat, List<String> commands) Call for converting a specified image (byte array) using a list of (string) commands This dummy method ignores any passed commands, and simply returns the inputed list.
long	convertImage(InputStream input, String sourceFormat, OutputStream out, List<String> commands) This functions converts an image by the given parameters
void	init(Map<String,String> params)

Methods inherited from class java.lang.Object

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

Constructor Detail

DummyImageConverter

public DummyImageConverter()

Method Detail

init

public void init(Map<String,String> params)

Specified by:

init in interface ImageConverter

See Also:

ImageConverter.init(Map)

convertImage

public byte[] convertImage(byte[] input,
                           String sourceFormat,
                           List<String> commands)

Call for converting a specified image (byte array) using a list of (string) commands This dummy method ignores any passed commands, and simply returns the inputed list.

Specified by:

convertImage in interface ImageConverter

Parameters:

input - an array of byte which represents the original image

sourceFormat - original image format

commands - a List of Strings containing commands which are operations on the image which will be returned.

Returns:

an array of bytes containing the new converted image.

See Also:

ImageConverter.convertImage(byte[], String, List)

convertImage

public long convertImage(InputStream input,
                         String sourceFormat,
                         OutputStream out,
                         List<String> commands)
                  throws IOException

Description copied from interface: ImageConverter

This functions converts an image by the given parameters

Specified by:

convertImage in interface ImageConverter

Parameters:

input - stream of byte which represents the original image

sourceFormat - original image format

out - stream of bytes containing the new converted image.

commands - a List of Strings containing commands which are operations on the image which will be returned.

Returns:

number of bytes of converted image.

Throws:

IOException - When an error occurs when converting the image