it.geosolutions.imageio.plugins.turbojpeg
Class TurboJpegImageWriteParam
java.lang.Object
javax.imageio.IIOParam
javax.imageio.ImageWriteParam
it.geosolutions.imageio.plugins.turbojpeg.TurboJpegImageWriteParam
public class TurboJpegImageWriteParam
- extends ImageWriteParam
Class holding Write parameters to customize the write operations
- Author:
- Daniele Romagnoli, GeoSolutions SaS, Emanuele Tajariol, GeoSolutions SaS
Fields inherited from class javax.imageio.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 |
Methods inherited from class javax.imageio.ImageWriteParam |
canOffsetTiles, canWriteProgressive, 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 javax.imageio.IIOParam |
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 |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DEFAULT_COMPRESSION_SCHEME
public static final String DEFAULT_COMPRESSION_SCHEME
- See Also:
- Constant Field Values
DEFAULT_COMPRESSION_QUALITY
public static final float DEFAULT_COMPRESSION_QUALITY
- See Also:
- Constant Field Values
DEFAULT_RGB_COMPONENT_SUBSAMPLING
public static final int DEFAULT_RGB_COMPONENT_SUBSAMPLING
- See Also:
- Constant Field Values
TurboJpegImageWriteParam
public TurboJpegImageWriteParam()
TurboJpegImageWriteParam
public TurboJpegImageWriteParam(Locale locale)
canWriteCompressed
public boolean canWriteCompressed()
- Overrides:
canWriteCompressed
in class ImageWriteParam
canWriteTiles
public boolean canWriteTiles()
- Overrides:
canWriteTiles
in class ImageWriteParam
getExif
public EXIFMetadata getExif()
setExif
public void setExif(EXIFMetadata exif)
setComponentSubsampling
public void setComponentSubsampling(int componentSubsampling)
- Parameters:
componentSubsampling
- the componentSubsampling to set.
It represents the Chrominance subsampling factor applied by the turbojpeg library. Supported values are:
- TurboJpegLibrary#TJ_444 : 4:4:4 chrominance subsampling (no chrominance subsampling).
The JPEG or YUV image will contain one chrominance component for every pixel in the source image.
- TurboJpegLibrary#TJ_422 : 4:2:2 chrominance subsampling.
The JPEG or YUV image will contain one chrominance component for every 2x1 block of pixels in the source image.
- TurboJpegLibrary#TJ_420 : 4:2:0 chrominance subsampling.
The JPEG or YUV image will contain one chrominance component for every 2x2 block of pixels in the source image..
- TurboJpegLibrary#TJ_GRAYSCALE : Grayscale.
The JPEG or YUV image will contain no chrominance components
getComponentSubsampling
public int getComponentSubsampling()
- Returns:
- the componentSubsampling
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