Package org.loboevolution.pdfview.decode

Class TIFFPredictor

java.lang.Object

org.loboevolution.pdfview.decode.Predictor

org.loboevolution.pdfview.decode.TIFFPredictor

public class TIFFPredictor
extends Predictor

Undo prediction based on the TIFF Predictor 2 algorithm

Field Summary

Fields inherited from class org.loboevolution.pdfview.decode.Predictor

PNG, TIFF

Constructor Summary

Constructors

Constructor	Description
TIFFPredictor()	Constructor for TIFFPredictor.

Method Summary

Modifier and Type	Method	Description
ByteBuffer	unpredict(ByteBuffer imageData)	Actually perform this algorithm on decoded image data.

Methods inherited from class org.loboevolution.pdfview.decode.Predictor

getPredictor

Methods inherited from class java.lang.Object

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

Constructor Details

TIFFPredictor

public TIFFPredictor()

Constructor for TIFFPredictor.

Method Details

unpredict

public ByteBuffer unpredict(ByteBuffer imageData)
                     throws IOException

Actually perform this algorithm on decoded image data. Subclasses must implement this method

Undo data based on the png algorithm

Specified by:

unpredict in class Predictor

Parameters:

imageData - a ByteBuffer object.

Returns:

a ByteBuffer object.

Throws:

IOException - if any.