p7zip-rar/CPP/7zip/Compress/Bcj2Coder.h
2017-10-11 12:40:22 +02:00

118 lines
3.0 KiB
C++

// Bcj2Coder.h
#ifndef __COMPRESS_BCJ2_CODER_H
#define __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 _bufsCurSizes[BCJ2_NUM_STREAMS + 1];
UInt32 _bufsNewSizes[BCJ2_NUM_STREAMS + 1];
HRESULT Alloc(bool allocForOrig = true);
public:
CBaseCoder();
~CBaseCoder();
};
#ifndef EXTRACT_ONLY
class CEncoder:
public ICompressCoder2,
public ICompressSetCoderProperties,
public ICompressSetBufSize,
public CMyUnknownImp,
public CBaseCoder
{
UInt32 _relatLim;
HRESULT CodeReal(ISequentialInStream * const *inStreams, const UInt64 * const *inSizes, UInt32 numInStreams,
ISequentialOutStream * const *outStreams, const UInt64 * const *outSizes, UInt32 numOutStreams,
ICompressProgressInfo *progress);
public:
MY_UNKNOWN_IMP3(ICompressCoder2, ICompressSetCoderProperties, ICompressSetBufSize)
STDMETHOD(Code)(ISequentialInStream * const *inStreams, const UInt64 * const *inSizes, UInt32 numInStreams,
ISequentialOutStream * const *outStreams, const UInt64 * const *outSizes, UInt32 numOutStreams,
ICompressProgressInfo *progress);
STDMETHOD(SetCoderProperties)(const PROPID *propIDs, const PROPVARIANT *props, UInt32 numProps);
STDMETHOD(SetInBufSize)(UInt32 streamIndex, UInt32 size);
STDMETHOD(SetOutBufSize)(UInt32 streamIndex, UInt32 size);
CEncoder();
~CEncoder();
};
#endif
class CDecoder:
public ICompressCoder2,
public ICompressSetFinishMode,
public ICompressSetInStream2,
public ISequentialInStream,
public ICompressSetOutStreamSize,
public ICompressSetBufSize,
public CMyUnknownImp,
public CBaseCoder
{
unsigned _extraReadSizes[BCJ2_NUM_STREAMS];
UInt64 _inStreamsProcessed[BCJ2_NUM_STREAMS];
HRESULT _readRes[BCJ2_NUM_STREAMS];
CMyComPtr<ISequentialInStream> _inStreams[BCJ2_NUM_STREAMS];
bool _finishMode;
bool _outSizeDefined;
UInt64 _outSize;
UInt64 _outSize_Processed;
CBcj2Dec dec;
void InitCommon();
// HRESULT ReadSpec();
public:
MY_UNKNOWN_IMP6(
ICompressCoder2,
ICompressSetFinishMode,
ICompressSetInStream2,
ISequentialInStream,
ICompressSetOutStreamSize,
ICompressSetBufSize
);
STDMETHOD(Code)(ISequentialInStream * const *inStreams, const UInt64 * const *inSizes, UInt32 numInStreams,
ISequentialOutStream * const *outStreams, const UInt64 * const *outSizes, UInt32 numOutStreams,
ICompressProgressInfo *progress);
STDMETHOD(SetFinishMode)(UInt32 finishMode);
STDMETHOD(SetInStream2)(UInt32 streamIndex, ISequentialInStream *inStream);
STDMETHOD(ReleaseInStream2)(UInt32 streamIndex);
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
STDMETHOD(SetOutStreamSize)(const UInt64 *outSize);
STDMETHOD(SetInBufSize)(UInt32 streamIndex, UInt32 size);
STDMETHOD(SetOutBufSize)(UInt32 streamIndex, UInt32 size);
CDecoder();
};
}}
#endif