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Lzma2Decoder.h (2518B)

      1 // Lzma2Decoder.h
      2 
      3 #ifndef __LZMA2_DECODER_H
      4 #define __LZMA2_DECODER_H
      5 
      6 #include "../../../C/Lzma2DecMt.h"
      7 
      8 #include "../Common/CWrappers.h"
      9 
     10 namespace NCompress {
     11 namespace NLzma2 {
     12 
     13 class CDecoder:
     14  public ICompressCoder,
     15  public ICompressSetDecoderProperties2,
     16  public ICompressSetFinishMode,
     17  public ICompressGetInStreamProcessedSize,
     18  public ICompressSetBufSize,
     19 
     20  #ifndef NO_READ_FROM_CODER
     21  public ICompressSetInStream,
     22  public ICompressSetOutStreamSize,
     23  public ISequentialInStream,
     24  #endif
     25 
     26  #ifndef _7ZIP_ST
     27  public ICompressSetCoderMt,
     28  public ICompressSetMemLimit,
     29  #endif
     30 
     31  public CMyUnknownImp
     32 {
     33  CLzma2DecMtHandle _dec;
     34  UInt64 _inProcessed;
     35  Byte _prop;
     36  int _finishMode;
     37  UInt32 _inBufSize;
     38  UInt32 _outStep;
     39 
     40 public:
     41  MY_QUERYINTERFACE_BEGIN2(ICompressCoder)
     42  MY_QUERYINTERFACE_ENTRY(ICompressSetDecoderProperties2)
     43  MY_QUERYINTERFACE_ENTRY(ICompressSetFinishMode)
     44  MY_QUERYINTERFACE_ENTRY(ICompressGetInStreamProcessedSize)
     45  MY_QUERYINTERFACE_ENTRY(ICompressSetBufSize)
     46  
     47  #ifndef NO_READ_FROM_CODER
     48  MY_QUERYINTERFACE_ENTRY(ICompressSetInStream)
     49  MY_QUERYINTERFACE_ENTRY(ICompressSetOutStreamSize)
     50  MY_QUERYINTERFACE_ENTRY(ISequentialInStream)
     51  #endif
     52  
     53  #ifndef _7ZIP_ST
     54  MY_QUERYINTERFACE_ENTRY(ICompressSetCoderMt)
     55  MY_QUERYINTERFACE_ENTRY(ICompressSetMemLimit)
     56  #endif
     57  
     58  MY_QUERYINTERFACE_END
     59  MY_ADDREF_RELEASE
     60 
     61  STDMETHOD(Code)(ISequentialInStream *inStream, ISequentialOutStream *outStream,
     62      const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
     63  STDMETHOD(SetDecoderProperties2)(const Byte *data, UInt32 size);
     64  STDMETHOD(SetFinishMode)(UInt32 finishMode);
     65  STDMETHOD(GetInStreamProcessedSize)(UInt64 *value);
     66  STDMETHOD(SetInBufSize)(UInt32 streamIndex, UInt32 size);
     67  STDMETHOD(SetOutBufSize)(UInt32 streamIndex, UInt32 size);
     68 
     69  #ifndef _7ZIP_ST
     70 private:
     71  int _tryMt;
     72  UInt32 _numThreads;
     73  UInt64 _memUsage;
     74 public:
     75  STDMETHOD(SetNumberOfThreads)(UInt32 numThreads);
     76  STDMETHOD(SetMemLimit)(UInt64 memUsage);
     77  #endif
     78 
     79  #ifndef NO_READ_FROM_CODER
     80 private:
     81  CMyComPtr<ISequentialInStream> _inStream;
     82  CSeqInStreamWrap _inWrap;
     83 public:
     84  STDMETHOD(SetOutStreamSize)(const UInt64 *outSize);
     85  STDMETHOD(SetInStream)(ISequentialInStream *inStream);
     86  STDMETHOD(ReleaseInStream)();
     87  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
     88  #endif
     89 
     90  CDecoder();
     91  virtual ~CDecoder();
     92 };
     93 
     94 }}
     95 
     96 #endif