Package gov.nih.mipav.model.file

Class jxlatte.HFCoefficients

java.lang.Object

gov.nih.mipav.model.file.jxlatte.HFCoefficients

Enclosing class:

jxlatte

public class jxlatte.HFCoefficients
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
final jxlatte.Point[]	blocks
private final int[]	coeffFreqCtx
private final int[]	coeffNumNonzeroCtx
float[][][]	dequantHFCoeff
final jxlatte.Frame	frame
final int	groupID
final jxlatte.Point	groupPos
private final jxlatte.HFBlockContext	hfctx
final int	hfPreset
final jxlatte.LFGroup	lfg
int[][][]	quantizedCoeffs
final jxlatte.EntropyStream	stream

Constructor Summary

Constructors

Constructor	Description
HFCoefficients(jxlatte.Bitreader reader, jxlatte.Frame frame, int pass, int group)

Method Summary

Modifier and Type	Method	Description
void	bakeDequantizedCoeffs()
private void	chromaFromLuma()
private void	dequantizeHFCoefficients()
private void	finalizeLLF()
private int	getBlockContext(int c, int orderID, int hfMult, int lfIndex)
private int	getCoefficientContext(int k, int nonZeroes, int numBlocks, int prev)
private int	getNonZeroContext(int predicted, int ctx)
private int	getPredictedNonZeroes(int[][][] nonZeroes, int c, int y, int x)

Methods inherited from class java.lang.Object

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

Field Details

coeffFreqCtx

private final int[] coeffFreqCtx

coeffNumNonzeroCtx

private final int[] coeffNumNonzeroCtx

hfPreset

public final int hfPreset

hfctx

private final jxlatte.HFBlockContext hfctx

lfg

public final jxlatte.LFGroup lfg

groupID

public final int groupID

dequantHFCoeff

public float[][][] dequantHFCoeff

quantizedCoeffs

public int[][][] quantizedCoeffs

stream

public final jxlatte.EntropyStream stream

frame

public final jxlatte.Frame frame

blocks

public final jxlatte.Point[] blocks

groupPos

public final jxlatte.Point groupPos

Constructor Details

HFCoefficients

public HFCoefficients(jxlatte.Bitreader reader,
 jxlatte.Frame frame,
 int pass,
 int group)
               throws IOException

Throws:

IOException

Method Details

bakeDequantizedCoeffs

public void bakeDequantizedCoeffs()

chromaFromLuma

private void chromaFromLuma()

finalizeLLF

private void finalizeLLF()

getBlockContext

private int getBlockContext(int c,
 int orderID,
 int hfMult,
 int lfIndex)

getNonZeroContext

private int getNonZeroContext(int predicted,
 int ctx)

getCoefficientContext

private int getCoefficientContext(int k,
 int nonZeroes,
 int numBlocks,
 int prev)

getPredictedNonZeroes

private int getPredictedNonZeroes(int[][][] nonZeroes,
 int c,
 int y,
 int x)

dequantizeHFCoefficients

private void dequantizeHFCoefficients()