~ubuntu-branches/ubuntu/trusty/advancecomp/trusty

#ifndef __LZARITHMETIC_DECODER_H

#define __LZARITHMETIC_DECODER_H

 

#include "WindowOut.h"

#include "LZMA.h"

#include "LenCoder.h"

#include "LiteralCoder.h"

 

namespace NCompress {

namespace NLZMA {

 

typedef CMyBitDecoder<kNumMoveBitsForMainChoice> CMyBitDecoder2;

 

class CDecoder

{

  NStream::NWindow::COut m_OutWindowStream;

  CMyRangeDecoder m_RangeDecoder;

 

  CMyBitDecoder2 m_MainChoiceDecoders[kNumStates][NLength::kNumPosStatesMax];

  CMyBitDecoder2 m_MatchChoiceDecoders[kNumStates];

  CMyBitDecoder2 m_MatchRepChoiceDecoders[kNumStates];

  CMyBitDecoder2 m_MatchRep1ChoiceDecoders[kNumStates];

  CMyBitDecoder2 m_MatchRep2ChoiceDecoders[kNumStates];

  CMyBitDecoder2 m_MatchRepShortChoiceDecoders[kNumStates][NLength::kNumPosStatesMax];

 

  CBitTreeDecoder<kNumMoveBitsForPosSlotCoder, kNumPosSlotBits> m_PosSlotDecoder[kNumLenToPosStates];

 

  CReverseBitTreeDecoder2<kNumMoveBitsForPosCoders> m_PosDecoders[kNumPosModels];

  CReverseBitTreeDecoder<kNumMoveBitsForAlignCoders, kNumAlignBits> m_PosAlignDecoder;

  

  NLength::CDecoder m_LenDecoder;

  NLength::CDecoder m_RepMatchLenDecoder;

 

  NLiteral::CDecoder m_LiteralDecoder;

 

  INT m_DictionarySize;

  

  INT m_PosStateMask;

 

  HRESULT Create();

 

  HRESULT Init(ISequentialInStream *anInStream, ISequentialOutStream *anOutStream);

 

  HRESULT Flush() {  return m_OutWindowStream.Flush(); }

 

  HRESULT CodeReal(ISequentialInStream *anInStream, ISequentialOutStream *anOutStream, const UINT64 *anInSize, const UINT64 *anOutSize);

 

public:

 

  CDecoder();

  

  HRESULT Code(ISequentialInStream *anInStream, ISequentialOutStream *anOutStream, const UINT64 *anInSize, const UINT64 *anOutSize);

  HRESULT ReadCoderProperties(ISequentialInStream *anInStream);

 

  HRESULT SetDictionarySize(INT aDictionarySize);

  HRESULT SetLiteralProperties(INT aLiteralPosStateBits, INT aLiteralContextBits);

  HRESULT SetPosBitsProperties(INT aNumPosStateBits);

};

 

}}

 

#endif