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// Bcj2Coder.h
#ifndef ZIP7_INC_COMPRESS_BCJ2_CODER_H
#define ZIP7_INC_COMPRESS_BCJ2_CODER_H
#include "../../../C/Bcj2.h"
#include "../../Common/MyCom.h"
#include "../ICoder.h"
namespace NCompress {
namespace NBcj2 {
class CBaseCoder
{
protected:
Byte *_bufs[BCJ2_NUM_STREAMS + 1];
UInt32 _bufsSizes[BCJ2_NUM_STREAMS + 1];
UInt32 _bufsSizes_New[BCJ2_NUM_STREAMS + 1];
HRESULT Alloc(bool allocForOrig = true);
public:
CBaseCoder();
~CBaseCoder();
};
#ifndef Z7_EXTRACT_ONLY
class CEncoder Z7_final:
public ICompressCoder2,
public ICompressSetCoderProperties,
public ICompressSetBufSize,
public CMyUnknownImp,
public CBaseCoder
{
Z7_IFACES_IMP_UNK_3(
ICompressCoder2,
ICompressSetCoderProperties,
ICompressSetBufSize)
UInt32 _relatLim;
// UInt32 _excludeRangeBits;
HRESULT CodeReal(
ISequentialInStream * const *inStreams, const UInt64 * const *inSizes, UInt32 numInStreams,
ISequentialOutStream * const *outStreams, const UInt64 * const *outSizes, UInt32 numOutStreams,
ICompressProgressInfo *progress);
public:
CEncoder();
~CEncoder();
};
#endif
class CBaseDecoder: public CBaseCoder
{
protected:
HRESULT _readRes[BCJ2_NUM_STREAMS];
unsigned _extraSizes[BCJ2_NUM_STREAMS];
UInt64 _readSizes[BCJ2_NUM_STREAMS];
CBcj2Dec dec;
UInt64 GetProcessedSize_ForInStream(unsigned i) const
{
return _readSizes[i] - ((size_t)(dec.lims[i] - dec.bufs[i]) + _extraSizes[i]);
}
void InitCommon();
void ReadInStream(ISequentialInStream *inStream);
};
class CDecoder Z7_final:
public ICompressCoder2,
public ICompressSetFinishMode,
public ICompressGetInStreamProcessedSize2,
public ICompressSetBufSize,
#ifndef Z7_NO_READ_FROM_CODER
public ICompressSetInStream2,
public ICompressSetOutStreamSize,
public ISequentialInStream,
#endif
public CMyUnknownImp,
public CBaseDecoder
{
Z7_COM_QI_BEGIN2(ICompressCoder2)
Z7_COM_QI_ENTRY(ICompressSetFinishMode)
Z7_COM_QI_ENTRY(ICompressGetInStreamProcessedSize2)
Z7_COM_QI_ENTRY(ICompressSetBufSize)
#ifndef Z7_NO_READ_FROM_CODER
Z7_COM_QI_ENTRY(ICompressSetInStream2)
Z7_COM_QI_ENTRY(ICompressSetOutStreamSize)
Z7_COM_QI_ENTRY(ISequentialInStream)
#endif
Z7_COM_QI_END
Z7_COM_ADDREF_RELEASE
Z7_IFACE_COM7_IMP(ICompressCoder2)
Z7_IFACE_COM7_IMP(ICompressSetFinishMode)
Z7_IFACE_COM7_IMP(ICompressGetInStreamProcessedSize2)
Z7_IFACE_COM7_IMP(ICompressSetBufSize)
#ifndef Z7_NO_READ_FROM_CODER
Z7_IFACE_COM7_IMP(ICompressSetInStream2)
Z7_IFACE_COM7_IMP(ICompressSetOutStreamSize)
Z7_IFACE_COM7_IMP(ISequentialInStream)
#endif
bool _finishMode;
#ifndef Z7_NO_READ_FROM_CODER
bool _outSizeDefined;
UInt64 _outSize;
UInt64 _outSize_Processed;
CMyComPtr<ISequentialInStream> _inStreams[BCJ2_NUM_STREAMS];
#endif
public:
CDecoder();
};
}}
#endif
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