ZlibCompression Class Reference

Compresses and uncompresses data using zlib. More...

#include <OpenMS/FORMAT/ZlibCompression.h>

Static Public Member Functions
static void	compressString (std::string &raw_data, std::string &compressed_data)
	Compresses data using zlib directly. More...
static void	compressData (const void *raw_data, const size_t in_length, std::string &compressed_data)
	Compresses data using zlib directly. More...
static void	compressString (const QByteArray &raw_data, QByteArray &compressed_data)
	Compresses data using Qt. More...
static void	uncompressString (const void *compressed_data, size_t nr_bytes, std::string &raw_data)
	Uncompresses data using Qt (wrapper around Qt function) More...
static void	uncompressString (const QByteArray &compressed_data, QByteArray &raw_data)
	Uncompresses data using Qt. More...

Detailed Description

Compresses and uncompresses data using zlib.

Note

The 'strings' here are not really null-terminated but rather containers of data. If you want safe conversions, use QtByteArray.

Member Function Documentation

compressData()

static void compressData ( const void *  raw_data, const size_t  in_length, std::string &  compressed_data  )

static

Compresses data using zlib directly.

Parameters

raw_data	Data to be compressed
in_length	Length of raw_data in bytes
compressed_data	Compressed result data

Referenced by Base64::encode(), and Base64::encodeIntegers().

compressString() [1/2]

static void compressString ( const QByteArray &  raw_data, QByteArray &  compressed_data  )

static

Compresses data using Qt.

Parameters

raw_data	Data to be compressed
compressed_data	Compressed result data

compressString() [2/2]

static void compressString ( std::string &  raw_data, std::string &  compressed_data  )

static

Compresses data using zlib directly.

Parameters

raw_data	Data to be compressed
compressed_data	Compressed result data

uncompressString() [1/2]

static void uncompressString ( const QByteArray &  compressed_data, QByteArray &  raw_data  )

static

Uncompresses data using Qt.

Parameters

compressed_data	Compressed data
raw_data	Uncompressed result data

uncompressString() [2/2]

static void uncompressString ( const void *  compressed_data, size_t  nr_bytes, std::string &  raw_data  )

static

Uncompresses data using Qt (wrapper around Qt function)

Parameters

compressed_data	Compressed data
nr_bytes	Number of bytes in compressed data
raw_data	Uncompressed result data