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java.lang.Objectjavax.imageio.IIOParam
javax.imageio.ImageWriteParam
javax.imageio.plugins.jpeg.JPEGImageWriteParam
lhmc.gui.thumbnail.ImageUtils.BugfixImageWriteParam
public class ImageUtils.BugfixImageWriteParam
bugfix class as documented in the Java Almanac. See http://javaalmanac.com/egs/javax.imageio/JpegWrite.html This is required on JDK 1.4 to rescale the compression-quality from the range [0..1] as expected by the javax.imageio framework to the range [256..0] as implemented in their actual JPEG encoder. Note: I would have expected 255..0, so perhaps the bugfix has a bug itself. Anyway, we use the Almanac code here.
Field Summary |
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Fields inherited from class javax.imageio.ImageWriteParam |
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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 javax.imageio.IIOParam |
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controller, defaultController, destinationOffset, destinationType, sourceBands, sourceRegion, sourceXSubsampling, sourceYSubsampling, subsamplingXOffset, subsamplingYOffset |
Constructor Summary | |
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ImageUtils.BugfixImageWriteParam()
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Method Summary | |
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void |
setCompressionQuality(float quality)
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Methods inherited from class javax.imageio.plugins.jpeg.JPEGImageWriteParam |
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areTablesSet, getACHuffmanTables, getCompressionQualityDescriptions, getCompressionQualityValues, getDCHuffmanTables, getOptimizeHuffmanTables, getQTables, isCompressionLossless, setEncodeTables, setOptimizeHuffmanTables, unsetCompression, unsetEncodeTables |
Methods inherited from class javax.imageio.ImageWriteParam |
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canOffsetTiles, canWriteCompressed, canWriteProgressive, canWriteTiles, getBitRate, getCompressionMode, getCompressionQuality, getCompressionType, getCompressionTypes, getLocale, getLocalizedCompressionTypeName, getPreferredTileSizes, getProgressiveMode, getTileGridXOffset, getTileGridYOffset, getTileHeight, getTileWidth, getTilingMode, setCompressionMode, setCompressionType, setProgressiveMode, setTiling, setTilingMode, unsetTiling |
Methods inherited from class javax.imageio.IIOParam |
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activateController, getController, getDefaultController, getDestinationOffset, getDestinationType, getSourceBands, getSourceRegion, getSourceXSubsampling, getSourceYSubsampling, getSubsamplingXOffset, getSubsamplingYOffset, hasController, setController, setDestinationOffset, setDestinationType, setSourceBands, setSourceRegion, setSourceSubsampling |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ImageUtils.BugfixImageWriteParam()
Method Detail |
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public void setCompressionQuality(float quality)
setCompressionQuality
in class javax.imageio.ImageWriteParam
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