3.13

7zip/Compress/PPMD/PPMDDecoder.h

@@ -0,0 +1,67 @@
+// Compress/PPM/PPMDDecoder.h
+
+#pragma once
+
+#ifndef __COMPRESS_PPM_PPMD_DECODER_H
+#define __COMPRESS_PPM_PPMD_DECODER_H
+
+#include "Common/MyCom.h"
+
+#include "../../ICoder.h"
+#include "../../Common/OutBuffer.h"
+#include "../RangeCoder/RangeCoder.h"
+
+#include "PPMDDecode.h"
+
+namespace NCompress {
+namespace NPPMD {
+
+class CDecoder : 
+  public ICompressCoder,
+  public ICompressSetDecoderProperties,
+  public CMyUnknownImp
+{
+  NRangeCoder::CDecoder _rangeDecoder;
+
+  COutBuffer _outStream;
+
+  CDecodeInfo _info;
+
+  BYTE _order;
+  UINT32 _usedMemorySize;
+
+public:
+
+  MY_UNKNOWN_IMP1(ICompressSetDecoderProperties)
+
+  /*
+  void ReleaseStreams()
+  {
+    _rangeDecoder.ReleaseStream();
+    _outStream.ReleaseStream();
+  }
+  */
+
+  // STDMETHOD(Code)(UINT32 aNumBytes, UINT32 &aProcessedBytes);
+  HRESULT Flush()
+    { return _outStream.Flush(); }
+
+
+  STDMETHOD(CodeReal)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, 
+      const UINT64 *inSize, const UINT64 *outSize,
+      ICompressProgressInfo *progress);
+
+  STDMETHOD(Code)(ISequentialInStream *inStream,
+      ISequentialOutStream *outStream, const UINT64 *inSize, const UINT64 *outSize,
+      ICompressProgressInfo *progress);
+
+
+  // ICompressSetDecoderProperties
+  STDMETHOD(SetDecoderProperties)(ISequentialInStream *inStream);
+
+};
+
+}}
+
+#endif