traceencoderrepository.h

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// ##########################################################################
// ####                                                                  ####
// ####                    Master Thesis Implementation                  ####
// ####  Management of Layered Variable Bitrate Multimedia Streams over  ####
// ####                  DiffServ with A Priori Knowledge                ####
// ####                                                                  ####
// #### ================================================================ ####
// ####                                                                  ####
// ####                                                                  ####
// #### Trace Encoder Repository                                         ####
// ####                                                                  ####
// #### Version 1.00  --  February 19, 2001                              ####
// ####                                                                  ####
// #### Copyright (C) 2000/2001 Thomas Dreibholz                         ####
// #### University of Bonn, Department of Computer Science IV            ####
// #### EMail: dreibh@iem.uni-due.de                                     ####
// #### WWW:   https://www.uni-due.de/~be0001/diplom/index.html          ####
// ####                                                                  ####
// ##########################################################################


#ifndef TRACEENCODERREPOSITORY_H
#define TRACEENCODERREPOSITORY_H


#include "system.h"
#include "synchronizable.h"
#include "encoderrepositoryinterface.h"
#include "traceencoderinterface.h"


#include <multimap.h>
#include <algo.h>


namespace Coral {


class TraceEncoderRepository : virtual public EncoderRepositoryInterface,
                               virtual public TraceEncoderInterface
{
   // ====== Constructor/Destructor =========================================
   public:
   TraceEncoderRepository();

   ~TraceEncoderRepository();


   // ====== Repository functionality =======================================
   bool addEncoder(TraceEncoderInterface* encoder);

   void removeEncoder(TraceEncoderInterface* encoder);

   bool selectEncoderForTypeID(const card16 typeID);

   inline void setAutoDelete(const bool on);

   EncoderInterface* getCurrentEncoder() const;

   TraceEncoderInterface* getCurrentTraceEncoder() const;


   // ====== EncoderInterface implementation ================================
   const card16 getTypeID() const;

   const char* getTypeName() const;

   void activate();

   void deactivate();

   void reset();

   bool checkInterval(card64& time, bool& newRUList);


   bool prepareNextFrame(const cardinal headerSize,
                         const cardinal maxPacketSize,
                         const cardinal flags);

   cardinal getNextPacket(EncoderPacket* encoderPacket);


   AbstractQoSDescription* getQoSDescription(const cardinal pktHeaderSize,
                                             const cardinal pktMaxSize,
                                             const card64   position);

   void updateQuality(const AbstractQoSDescription* aqd);


   // ====== TraceEncoderInterface implementation ===========================
   double getWantedUtilization() const;

   void setWantedUtilization(const double utilization);

   int8 getStreamPriority() const;

   void setStreamPriority(const int8 priority);

   int8 getSessionPriority() const;

   void setSessionPriority(const int8 priority);

   double getMaxTransferDelay() const;

   void setMaxTransferDelay(const double delay);

   card32 getFlags() const;

   void setFlags(const card32 flags);

   card64 getMinWantedBandwidth() const;

   card64 getMaxWantedBandwidth() const;

   void setMinWantedBandwidth(const card64 bandwidth);

   void setMaxWantedBandwidth(const card64 bandwidth);


   // ====== Private data ===================================================
   private:
   multimap<const card16,TraceEncoderInterface*> TraceEncoderRepository;
   TraceEncoderInterface*                        Encoder;
   bool                                          AutoDelete;
};


}


#include "traceencoderrepository.icc"


#endif