DtChecksumElement.h

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// /****************************************************************************** 
// ** Copyright (c) 2012 VT-MAK Technologies, Inc. 
// ** All rights reserved. 
// ******************************************************************************/ 


#pragma once

#include <vrvMinimumMS/vrvMinimumMS.h>
#include <vrvVideoStream/DtMetadataElement.h>

#include <vlutil/vlNetTypes.h>

#include <vector>

namespace makVrv
{
   class DT_DLL_VRVMINIMUMMS DtChecksumElement : public DtMetadataElement
   {
   public:
      DtChecksumElement();
      virtual ~DtChecksumElement();

      virtual unsigned int encodedLength();
      virtual unsigned char* encode(unsigned char* buffer);

      virtual void decode(unsigned  char* buffer, unsigned int length);

      unsigned short checksum();
      void setChecksum(unsigned short val);

   protected:
      virtual void update();

      DtNetU16 myChecksum;
   };
}