Class JPEGTranscoder
- java.lang.Object
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- All Implemented Interfaces:
Transcoder
public class JPEGTranscoder extends ImageTranscoder
This class is anImageTranscoder
that produces a JPEG image.
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.batik.transcoder.SVGAbstractTranscoder
SVGAbstractTranscoder.SVGAbstractTranscoderUserAgent
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Field Summary
Fields Modifier and Type Field Description static TranscodingHints.Key
KEY_QUALITY
The encoder quality factor key.-
Fields inherited from class org.apache.batik.transcoder.image.ImageTranscoder
KEY_BACKGROUND_COLOR, KEY_FORCE_TRANSPARENT_WHITE
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Fields inherited from class org.apache.batik.transcoder.SVGAbstractTranscoder
builder, ctx, curAOI, curTxf, DEFAULT_ALLOWED_SCRIPT_TYPES, DEFAULT_DEFAULT_FONT_FAMILY, height, KEY_ALLOW_EXTERNAL_RESOURCES, KEY_ALLOWED_SCRIPT_TYPES, KEY_ALTERNATE_STYLESHEET, KEY_AOI, KEY_CONSTRAIN_SCRIPT_ORIGIN, KEY_DEFAULT_FONT_FAMILY, KEY_EXECUTE_ONLOAD, KEY_HEIGHT, KEY_LANGUAGE, KEY_MAX_HEIGHT, KEY_MAX_WIDTH, KEY_MEDIA, KEY_PIXEL_TO_MM, KEY_PIXEL_UNIT_TO_MILLIMETER, KEY_SNAPSHOT_TIME, KEY_USER_STYLESHEET_URI, KEY_WIDTH, root, userAgent, width
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Fields inherited from class org.apache.batik.transcoder.XMLAbstractTranscoder
KEY_DOCUMENT_ELEMENT, KEY_DOCUMENT_ELEMENT_NAMESPACE_URI, KEY_DOM_IMPLEMENTATION, KEY_XML_PARSER_CLASSNAME, KEY_XML_PARSER_VALIDATING
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Fields inherited from class org.apache.batik.transcoder.TranscoderSupport
handler, hints
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Constructor Summary
Constructors Constructor Description JPEGTranscoder()
Constructs a new transcoder that produces jpeg images.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.awt.image.BufferedImage
createImage(int width, int height)
Creates a new ARGB image with the specified dimension.void
writeImage(java.awt.image.BufferedImage img, TranscoderOutput output)
Writes the specified image to the specified output.-
Methods inherited from class org.apache.batik.transcoder.image.ImageTranscoder
createRenderer, forceTransparentWhite, transcode
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Methods inherited from class org.apache.batik.transcoder.SVGAbstractTranscoder
createBridgeContext, createBridgeContext, createBridgeContext, createDocumentFactory, createUserAgent, getCanvasGraphicsNode, setImageSize, transcode
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Methods inherited from class org.apache.batik.transcoder.TranscoderSupport
addTranscodingHint, getErrorHandler, getTranscodingHints, removeTranscodingHint, setErrorHandler, setTranscodingHints, setTranscodingHints
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.batik.transcoder.Transcoder
addTranscodingHint, getErrorHandler, getTranscodingHints, removeTranscodingHint, setErrorHandler, setTranscodingHints, setTranscodingHints
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Field Detail
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KEY_QUALITY
public static final TranscodingHints.Key KEY_QUALITY
The encoder quality factor key.Key: KEY_QUALITY Value: Float (between 0 and 1) Default: 0.75 (lossy) Required: Recommended Description: Specify the JPEG image encoding quality.
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Method Detail
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createImage
public java.awt.image.BufferedImage createImage(int width, int height)
Creates a new ARGB image with the specified dimension.- Specified by:
createImage
in classImageTranscoder
- Parameters:
width
- the image width in pixelsheight
- the image height in pixels
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writeImage
public void writeImage(java.awt.image.BufferedImage img, TranscoderOutput output) throws TranscoderException
Writes the specified image to the specified output.- Specified by:
writeImage
in classImageTranscoder
- Parameters:
img
- the image to writeoutput
- the output where to store the image- Throws:
TranscoderException
- if an error occured while storing the image
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