Package nom.tam.fits.compression.algorithm.quant

Class QuantizeProcessor

java.lang.Object

nom.tam.fits.compression.algorithm.quant.QuantizeProcessor

Direct Known Subclasses:

QuantizeProcessor.DoubleQuantCompressor, QuantizeProcessor.FloatQuantCompressor

public class QuantizeProcessor
extends Object

(for internal use) Qunatization step processor as part of compression.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	QuantizeProcessor.DoubleQuantCompressor
static class	QuantizeProcessor.FloatQuantCompressor	TODO this is done very inefficient and should be refactored!

Field Summary

Fields

Modifier and Type	Field	Description
protected final QuantizeOption	quantizeOption

Constructor Summary

Constructors

Constructor	Description
QuantizeProcessor(QuantizeOption quantizeOption)

Method Summary

Modifier and Type	Method	Description
Quantize	getQuantize()
boolean	quantize(double[] doubles, IntBuffer quants)
void	quantize(DoubleBuffer fdata, IntBuffer intData)
void	unquantize(IntBuffer intData, DoubleBuffer fdata)

Methods inherited from class java.lang.Object

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

Field Details

quantizeOption

protected final QuantizeOption quantizeOption

Constructor Details

QuantizeProcessor

public QuantizeProcessor(QuantizeOption quantizeOption)

Method Details

getQuantize

public Quantize getQuantize()

quantize

public boolean quantize(double[] doubles,
 IntBuffer quants)

quantize

public void quantize(DoubleBuffer fdata,
 IntBuffer intData)

unquantize

public void unquantize(IntBuffer intData,
 DoubleBuffer fdata)