org.pdfbox.pdmodel.graphics.predictor
Class Up
The up algorithm.
Up(i,j) = Raw(i,j) - Raw(i,j-1)
Raw(i,j) = Up(i,j) + Raw(i,j-1)
void | decodeLine(byte[] src, byte[] dest, int srcDy, int srcOffset, int destDy, int destOffset) -
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void | encodeLine(byte[] src, byte[] dest, int srcDy, int srcOffset, int destDy, int destOffset) -
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aboveLeftPixel , abovePixel , checkBufsiz , decode , decodeLine , encode , encodeLine , getBpp , getFilter , getHeight , getWidth , leftPixel , main , setBpp , setHeight , setWidth |
decodeLine
public void decodeLine(byte[] src,
byte[] dest,
int srcDy,
int srcOffset,
int destDy,
int destOffset)
- decodeLine in interface PredictorAlgorithm
encodeLine
public void encodeLine(byte[] src,
byte[] dest,
int srcDy,
int srcOffset,
int destDy,
int destOffset)
- encodeLine in interface PredictorAlgorithm