org.apache.xmlgraphics.image.loader.impl.imageio
Class ImageIOUtil

java.lang.Object
  org.apache.xmlgraphics.image.loader.impl.imageio.ImageIOUtil

public final class ImageIOUtil
extends java.lang.Object

Helper and convenience methods for ImageIO.

Field Summary

static java.lang.Object

IMAGEIO_METADATA Key for ImageInfo's custom objects to embed the ImageIO metadata

Method Summary

static void	dumpMetadataToSystemOut(javax.imageio.metadata.IIOMetadata iiometa) Dumps the content of an IIOMetadata instance to System.out.
static void	extractResolution(javax.imageio.metadata.IIOMetadata iiometa, ImageSize size) Extracts the resolution information from the standard ImageIO metadata.
static org.w3c.dom.Element	getChild(org.w3c.dom.Element el, java.lang.String name) Returns a child element of another element or null if there's no such child.

Methods inherited from class java.lang.Object

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

Field Detail

IMAGEIO_METADATA

public static final java.lang.Object IMAGEIO_METADATA

Key for ImageInfo's custom objects to embed the ImageIO metadata

Method Detail

extractResolution

public static void extractResolution(javax.imageio.metadata.IIOMetadata iiometa,
                                     ImageSize size)

Extracts the resolution information from the standard ImageIO metadata.

Parameters:

iiometa - the metadata provided by ImageIO

size - the image size object

getChild

public static org.w3c.dom.Element getChild(org.w3c.dom.Element el,
                                           java.lang.String name)

Returns a child element of another element or null if there's no such child.

Parameters:

el - the parent element

name - the name of the requested child

Returns:

the child or null if there's no such child

dumpMetadataToSystemOut

public static void dumpMetadataToSystemOut(javax.imageio.metadata.IIOMetadata iiometa)

Dumps the content of an IIOMetadata instance to System.out.

Parameters:

iiometa - the metadata