DtMmsPublisher.h

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


#pragma once

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

namespace makVrv
{
   class DT_DLL_VRVMINIMUMMS DtMmsMetadataPublisher : public DtMetadataPublisher
   {
   public: 
      friend class DtMmsMetadataPublisherCreator;

      virtual ~DtMmsMetadataPublisher();

      virtual void tick(double dt);

   protected:
      DtMmsMetadataPublisher( DtDe& de, const DtVideoStream& videoStream );

      unsigned int calcChecksum(unsigned char* buffer, unsigned int length);

      void setChecksum(unsigned char* buffer, unsigned int length, unsigned int checksum);
   };

   class DtMmsMetadataPublisherCreator : public DtMetadataPublisherCreator
   {
   public:
      friend class DtVideoStreamManager;

      DtMmsMetadataPublisherCreator();

      virtual ~DtMmsMetadataPublisherCreator();

   protected:
      virtual DtMetadataPublisher* create( DtDe& de, const DtVideoStream& videoStream );
   };
}