Package com.idrsolutions.image.filter

Class Filter

java.lang.Object

com.idrsolutions.image.filter.Filter

Direct Known Subclasses:

ASCII85, ASCIIHex, Brotli, CCITT, DCT, JBIG2, JPX, PredictorFilter, RunLength

public abstract class Filter
extends Object

Baseclass for IDR encoding and decoding Filters

Method Summary

Modifier and Type	Method	Description
abstract byte[]	decode(byte[] data)
abstract void	decode(BufferedInputStream bis, BufferedOutputStream streamCache, String cacheName, Map<String,String> cachedObjects)
abstract byte[]	encode(byte[] data)
abstract void	encode(BufferedInputStream bis, BufferedOutputStream bos)
boolean	hasError()	inherited by several methods
void	setEncHash(byte[] encHash)
void	setupCachedObjectForDecoding(String cacheName)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

decode

public abstract byte[] decode(byte[] data)
                       throws Exception

Throws:

Exception

decode

public abstract void decode(BufferedInputStream bis,
 BufferedOutputStream streamCache,
 String cacheName,
 Map<String,String> cachedObjects)
                     throws Exception

Throws:

Exception

encode

public abstract byte[] encode(byte[] data)
                       throws IOException

Throws:

IOException

encode

public abstract void encode(BufferedInputStream bis,
 BufferedOutputStream bos)
                     throws Exception

Throws:

Exception

hasError

public boolean hasError()

inherited by several methods

Returns:

true if there is an error

setupCachedObjectForDecoding

public void setupCachedObjectForDecoding(String cacheName)
                                  throws Exception

Throws:

Exception

setEncHash

public void setEncHash(byte[] encHash)