84 lines
3.0 KiB
C++
84 lines
3.0 KiB
C++
#ifndef COMPRESSION_H
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#define COMPRESSION_H
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#include "QtZlib/zlib.h"
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#include <stddef.h>
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#include <QByteArray>
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#include <QDebug>
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#include <QDataStream>
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#include <QVector>
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#include <QCryptographicHash>
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#include <QFile>
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enum OodleFormat {
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LZH = 0,
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LZHLW = 1,
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LZNIB = 2,
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FormatNone = 3,
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LZB16 = 4,
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LZBLW = 5,
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LZA = 6,
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LZNA = 7,
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Kraken = 8,
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Mermaid = 9,
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BitKnit = 10,
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Selkie = 11,
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Hydra = 12,
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Leviathan = 13
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};
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enum OodleCompressionLevel {
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LevelNone = 0,
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SuperFast = 1,
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VeryFast = 2,
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Fast = 3,
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Normal = 4,
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Optimal1 = 5,
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Optimal2 = 6,
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Optimal3 = 7,
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Optimal4 = 8,
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Optimal5 = 9
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};
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typedef int (*OodleLZ_CompressFunc)(OodleFormat Format, std::byte *Buffer, long BufferSize, std::byte *OutputBuffer, OodleCompressionLevel Level, uint a, uint b, uint c);
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typedef int (*OodleLZ_DecompressFunc)(std::byte* Buffer, long BufferSize, std::byte* OutputBuffer, long OutputBufferSize, uint a, uint b, uint c, uint d, uint e, uint f, uint g, uint h, uint i, int ThreadModule);
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class Compression {
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public:
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static QByteArray DecompressZLIB(const QByteArray &aCompressedData);
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static QByteArray CompressZLIB(const QByteArray &aData);
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static QByteArray CompressZLIBWithSettings(const QByteArray &aData,
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int aCompressionLevel = Z_BEST_COMPRESSION,
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int aWindowBits = MAX_WBITS,
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int aMemLevel = 8,
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int aStrategy = Z_DEFAULT_STRATEGY,
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const QByteArray &aDictionary = {});
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static QByteArray DecompressDeflate(const QByteArray &aCompressedData);
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static QByteArray CompressDeflate(const QByteArray &aData);
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static QByteArray CompressDeflateWithSettings(const QByteArray &aData,
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int aCompressionLevel = Z_BEST_COMPRESSION,
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int aWindowBits = MAX_WBITS,
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int aMemLevel = 8,
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int aStrategy = Z_DEFAULT_STRATEGY,
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const QByteArray &aDictionary = {});
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static QByteArray DecompressOodle(const QByteArray &aCompressedData, quint32 aDecompressedSize);
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static QByteArray CompressOodle(const QByteArray &aData);
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static QByteArray DecompressLZO(const QByteArray& aCompressedData);
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static QByteArray CompressLZO(const QByteArray& aData);
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static QByteArray DecompressLZX(const QByteArray &compressedData, uint32_t windowBits = 15);
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private:
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static quint32 pGetOodleCompressedBounds(quint32 aBufferSize);
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static QByteArray pCompressOodle(QByteArray aBuffer, quint32 aBufferSize, quint32 aOutputBufferSize,
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OodleFormat aformat, OodleCompressionLevel alevel);
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static QByteArray pDecompressOodle(QByteArray aBuffer, quint32 aBufferSize, quint32 aOutputBufferSize);
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};
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#endif // COMPRESSION_H
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