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sun.awt.image

public Class JPEGImageDecoder

Class Inheritance

extends ImageDecoder

java.lang.Object
sun.awt.image.ImageDecoder
sun.awt.image.JPEGImageDecoder

Annotations

@SuppressWarnings:restricted

Imports

java.util.Vector, .Hashtable, java.io.InputStream, .IOException, java.awt.image.*

JPEG Image converter

Author: Jim Graham

Field Summary

Modifier and Type	Field and Description
private static ColorModel	ARGBcolormodel
private ColorModel	colormodel
private static ColorModel	Graycolormodel
private static final int	hintflags The ImageConsumer hints flag for a JPEG image.
private static final Class<?>	InputStreamClass
pack-priv Hashtable<String, Object>	props
private static ColorModel	RGBcolormodel

Inherited from sun.awt.image.ImageDecoder:: aborted feeder finished input next queue source

Constructor Summary

Access	Constructor and Description
public	JPEGImageDecoder(InputStreamImageSource src, InputStream is)

Method Summary

Modifier and Type	Method and Description
private static void	error(String s1) An error has occurred.
private static native void	initIDs(Class<?> InputStreamClass)
public void	produceImage() Implements abstract sun.awt.image.ImageDecoder.produceImage. produce an image from the stream.
private native void	readImage(InputStream is, byte[] buf)
public boolean	sendHeaderInfo(int width, int height, boolean gray, boolean hasalpha, boolean multipass)
public boolean	sendPixels(int[] pixels, int y)
public boolean	sendPixels(byte[] pixels, int y)

Inherited from sun.awt.image.ImageDecoder:: abort close headerComplete imageComplete isConsumer nextConsumer removeConsumer setColorModel setDimensions setHints setPixels setPixels setProperties

Field Detail

ARGBcolormodel	back to summary
private static ColorModel ARGBcolormodel

colormodel	back to summary
private ColorModel colormodel

Graycolormodel	back to summary
private static ColorModel Graycolormodel

hintflags	back to summary
private static final int hintflags The ImageConsumer hints flag for a JPEG image.

InputStreamClass	back to summary
private static final Class<?> InputStreamClass

props	back to summary
pack-priv Hashtable<String, Object> props

RGBcolormodel	back to summary
private static ColorModel RGBcolormodel

Constructor Detail

JPEGImageDecoder	back to summary
public JPEGImageDecoder(InputStreamImageSource src, InputStream is)

Method Detail

error	back to summary
private static void error(String s1) throws ImageFormatException An error has occurred. Throw an exception.

initIDs	back to summary
private static native void initIDs(Class<?> InputStreamClass)

produceImage

back to summary

public void produceImage() throws IOException, ImageFormatException

Implements abstract sun.awt.image.ImageDecoder.produceImage.

produce an image from the stream.

readImage	back to summary
private native void readImage(InputStream is, byte[] buf) throws ImageFormatException, IOException

sendHeaderInfo	back to summary
public boolean sendHeaderInfo(int width, int height, boolean gray, boolean hasalpha, boolean multipass)

sendPixels	back to summary
public boolean sendPixels(int[] pixels, int y)

sendPixels	back to summary
public boolean sendPixels(byte[] pixels, int y)