Class GZip2Compressor<T extends java.nio.Buffer>
- java.lang.Object
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- nom.tam.fits.compression.algorithm.gzip.GZipCompressor<T>
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- nom.tam.fits.compression.algorithm.gzip2.GZip2Compressor<T>
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- All Implemented Interfaces:
ICompressor<T>
- Direct Known Subclasses:
GZip2Compressor.DoubleGZip2Compressor
,GZip2Compressor.FloatGZip2Compressor
,GZip2Compressor.IntGZip2Compressor
,GZip2Compressor.LongGZip2Compressor
,GZip2Compressor.ShortGZip2Compressor
public abstract class GZip2Compressor<T extends java.nio.Buffer> extends GZipCompressor<T>
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
GZip2Compressor.ByteGZip2Compressor
static class
GZip2Compressor.DoubleGZip2Compressor
static class
GZip2Compressor.FloatGZip2Compressor
static class
GZip2Compressor.IntGZip2Compressor
static class
GZip2Compressor.LongGZip2Compressor
static class
GZip2Compressor.ShortGZip2Compressor
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Nested classes/interfaces inherited from class nom.tam.fits.compression.algorithm.gzip.GZipCompressor
GZipCompressor.ByteGZipCompressor, GZipCompressor.DoubleGZipCompressor, GZipCompressor.FloatGZipCompressor, GZipCompressor.IntGZipCompressor, GZipCompressor.LongGZipCompressor, GZipCompressor.ShortGZipCompressor
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Field Summary
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Fields inherited from class nom.tam.fits.compression.algorithm.gzip.GZipCompressor
buffer, nioBuffer, primitiveSize
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Constructor Summary
Constructors Constructor Description GZip2Compressor(int primitiveSize)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
compress(T pixelData, java.nio.ByteBuffer compressed)
compress the buffer into the byte buffer.void
decompress(java.nio.ByteBuffer compressed, T pixelData)
Decompress the byte buffer and restore the buffer from it, again enough space must already be allocated.byte[]
shuffle(byte[] byteArray)
byte[]
unshuffle(byte[] byteArray)
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Methods inherited from class nom.tam.fits.compression.algorithm.gzip.GZipCompressor
createGZipInputStream, createGZipOutputStream, getPixel, setPixel
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Method Detail
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compress
public boolean compress(T pixelData, java.nio.ByteBuffer compressed)
Description copied from interface:ICompressor
compress the buffer into the byte buffer. Attention enough space must already be allocated.- Specified by:
compress
in interfaceICompressor<T extends java.nio.Buffer>
- Overrides:
compress
in classGZipCompressor<T extends java.nio.Buffer>
- Parameters:
pixelData
- the buffer to compress.compressed
- the compressed data- Returns:
- true if the compression succeeded.
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decompress
public void decompress(java.nio.ByteBuffer compressed, T pixelData)
Description copied from interface:ICompressor
Decompress the byte buffer and restore the buffer from it, again enough space must already be allocated.- Specified by:
decompress
in interfaceICompressor<T extends java.nio.Buffer>
- Overrides:
decompress
in classGZipCompressor<T extends java.nio.Buffer>
- Parameters:
compressed
- the compressed datapixelData
- the buffer to fill with the uncompressed data.
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shuffle
public byte[] shuffle(byte[] byteArray)
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unshuffle
public byte[] unshuffle(byte[] byteArray)
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