Java Doc for LZWCodec.java in  » IDE-Eclipse » swt » org » eclipse » swt » internal » image » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Eclipse » swt » org.eclipse.swt.internal.image 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.eclipse.swt.internal.image.LZWCodec

LZWCodec
final class LZWCodec (Code)


Field Summary
final static  int[]MASK_TABLE
    
 intbitsPerPixelblockSizeblockIndexcurrentBytebitsLeftcodeSizeclearCodeendCodenewCodestopSlotcurrentSlotimageWidthimageHeightimageXimageYpasslinecodeMask
    
 byte[]blocklineArray
    
 ImageDataimage
    
 LEDataInputStreaminputStream
    
 booleaninterlaced
    
 ImageLoaderloader
    
 LZWNode[]nodeStack
    
 LEDataOutputStreamoutputStream
    
 int[]stacksuffixprefix
    


Method Summary
 voidcopyRow(byte[] buf, int copies)
     Copy duplicate rows of pixel values to the image.
 voiddecode()
     Decode the input.
public  voiddecode(LEDataInputStream inputStream, ImageLoader loader, ImageData image, boolean interlaced, int depth)
     Decode the LZW-encoded bytes in the given byte stream into the given DeviceIndependentImage.
 voidencode()
     Encode the image.
public  voidencode(LEDataOutputStream byteStream, ImageData image)
     Encode the bytes into the given byte stream from the given DeviceIndependentImage.
 intencodeLoop()
     Encoding loop broken out to allow early return.
 voidinitializeForDecoding()
     Initialize the receiver for decoding the given byte array.
 voidinitializeForEncoding()
     Initialize the receiver for encoding the given byte array.
 intnextCode()
     Answer the next code from the input byte array.
 intnextPixel()
    
 voidnextPixels(byte[] buf, int lineWidth)
     Copy a row of pixel values from the image.
 voidnextPutCode(int aCode)
     Output aCode to the output stream.
 voidnextPutPixels(byte[] buf)
     Copy a row of pixel values to the image.
 intreadBlock()
     Read a block from the byte stream.
 voidwriteBlock()
     Write a block to the byte stream.

Field Detail
MASK_TABLE
final static int[] MASK_TABLE(Code)



bitsPerPixelblockSizeblockIndexcurrentBytebitsLeftcodeSizeclearCodeendCodenewCodestopSlotcurrentSlotimageWidthimageHeightimageXimageYpasslinecodeMask
int bitsPerPixelblockSizeblockIndexcurrentBytebitsLeftcodeSizeclearCodeendCodenewCodestopSlotcurrentSlotimageWidthimageHeightimageXimageYpasslinecodeMask(Code)



blocklineArray
byte[] blocklineArray(Code)



image
ImageData image(Code)



inputStream
LEDataInputStream inputStream(Code)



interlaced
boolean interlaced(Code)



loader
ImageLoader loader(Code)



nodeStack
LZWNode[] nodeStack(Code)



outputStream
LEDataOutputStream outputStream(Code)



stacksuffixprefix
int[] stacksuffixprefix(Code)





Method Detail
copyRow
void copyRow(byte[] buf, int copies)(Code)
Copy duplicate rows of pixel values to the image. This is to fill in rows if the image is interlaced.



decode
void decode()(Code)
Decode the input.



decode
public void decode(LEDataInputStream inputStream, ImageLoader loader, ImageData image, boolean interlaced, int depth)(Code)
Decode the LZW-encoded bytes in the given byte stream into the given DeviceIndependentImage.



encode
void encode()(Code)
Encode the image.



encode
public void encode(LEDataOutputStream byteStream, ImageData image)(Code)
Encode the bytes into the given byte stream from the given DeviceIndependentImage.



encodeLoop
int encodeLoop()(Code)
Encoding loop broken out to allow early return.



initializeForDecoding
void initializeForDecoding()(Code)
Initialize the receiver for decoding the given byte array.



initializeForEncoding
void initializeForEncoding()(Code)
Initialize the receiver for encoding the given byte array.



nextCode
int nextCode()(Code)
Answer the next code from the input byte array.



nextPixel
int nextPixel()(Code)
Answer the next pixel to encode in the image



nextPixels
void nextPixels(byte[] buf, int lineWidth)(Code)
Copy a row of pixel values from the image.



nextPutCode
void nextPutCode(int aCode)(Code)
Output aCode to the output stream.



nextPutPixels
void nextPutPixels(byte[] buf)(Code)
Copy a row of pixel values to the image.



readBlock
int readBlock()(Code)
Read a block from the byte stream. Return the number of bytes read. Throw an exception if the block could not be read.



writeBlock
void writeBlock()(Code)
Write a block to the byte stream. Throw an exception if the block could not be written.



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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