Package org.geotools.image

Class ImageWorker.PNGImageWriteParam

Object

IIOParam

ImageWriteParam

PNGImageWriteParam

Enclosing class:

ImageWorker

public static final class ImageWorker.PNGImageWriteParam
extends ImageWriteParam

Workaround class for compressing PNG using the default PNGImageEncoder shipped with the JDK.

PNGImageWriter does not support ImageWriteParam.setCompressionMode(int) set to ImageWriteParam.MODE_EXPLICIT, it only allows ImageWriteParam.MODE_DEFAULT.

Author:

Simone Giannecchini

Field Summary

Fields inherited from class ImageWriteParam

canOffsetTiles, canWriteCompressed, canWriteProgressive, canWriteTiles, compressionMode, compressionQuality, compressionType, compressionTypes, locale, MODE_COPY_FROM_METADATA, MODE_DEFAULT, MODE_DISABLED, MODE_EXPLICIT, preferredTileSizes, progressiveMode, tileGridXOffset, tileGridYOffset, tileHeight, tileWidth, tilingMode, tilingSet

Fields inherited from class IIOParam

controller, defaultController, destinationOffset, destinationType, sourceBands, sourceRegion, sourceXSubsampling, sourceYSubsampling, subsamplingXOffset, subsamplingYOffset

Constructor Summary

Constructors

Constructor	Description
PNGImageWriteParam()	Default constructor.

Method Summary

Methods inherited from class ImageWriteParam

canOffsetTiles, canWriteCompressed, canWriteProgressive, canWriteTiles, getBitRate, getCompressionMode, getCompressionQuality, getCompressionQualityDescriptions, getCompressionQualityValues, getCompressionType, getCompressionTypes, getLocale, getLocalizedCompressionTypeName, getPreferredTileSizes, getProgressiveMode, getTileGridXOffset, getTileGridYOffset, getTileHeight, getTileWidth, getTilingMode, isCompressionLossless, setCompressionMode, setCompressionQuality, setCompressionType, setProgressiveMode, setTiling, setTilingMode, unsetCompression, unsetTiling

Methods inherited from class IIOParam

activateController, getController, getDefaultController, getDestinationOffset, getDestinationType, getSourceBands, getSourceRegion, getSourceXSubsampling, getSourceYSubsampling, getSubsamplingXOffset, getSubsamplingYOffset, hasController, setController, setDestinationOffset, setDestinationType, setSourceBands, setSourceRegion, setSourceSubsampling

Methods inherited from class Object

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

Constructor Details

PNGImageWriteParam

public PNGImageWriteParam()

Default constructor.