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/** \file     TAppEncTop.h
    \brief    Encoder application class (header)
*/

#ifndef __TAPPENCTOP__
#define __TAPPENCTOP__

#include <list>
#include <ostream>

#include "TLibEncoder/TEncTop.h"
#include "TLibVideoIO/TVideoIOYuv.h"
#include "TLibCommon/AccessUnit.h"
#include "TAppEncCfg.h"
#if H_3D
#include "../../Lib/TLibRenderer/TRenTop.h"
#endif

//! \ingroup TAppEncoder
//! \{

// ====================================================================================================================
// Class definition
// ====================================================================================================================

/// encoder application class
class TAppEncTop : public TAppEncCfg
{
private:
  // class interface
#if H_MV
  std::vector<TEncTop*>      m_acTEncTopList ;              ///< encoder class per layer 
  std::vector<TVideoIOYuv*>  m_acTVideoIOYuvInputFileList;  ///< input YUV file
  std::vector<TVideoIOYuv*>  m_acTVideoIOYuvReconFileList;  ///< output reconstruction file
  
  std::vector<TComList<TComPicYuv*>*>  m_picYuvRec;         ///< list of reconstruction YUV files

  std::vector<Int>           m_frameRcvd;                   ///< number of received frames 

  TComPicLists               m_ivPicLists;                  ///< picture buffers of encoder instances
  TComVPS                    m_vps;                         ///< vps
#else
  TEncTop                    m_cTEncTop;                    ///< encoder class
  TVideoIOYuv                m_cTVideoIOYuvInputFile;       ///< input YUV file
  TVideoIOYuv                m_cTVideoIOYuvReconFile;       ///< output reconstruction file
  
  TComList<TComPicYuv*>      m_cListPicYuvRec;              ///< list of reconstruction YUV files
  
  Int                        m_iFrameRcvd;                  ///< number of received frames
#endif

  UInt m_essentialBytes;
  UInt m_totalBytes;
#if H_3D_VSO
  TRenTop                     m_cRendererTop; 
  TRenModel                   m_cRendererModel;   
#endif
protected:
  // initialization
  Void  xCreateLib        ();                               ///< create files & encoder class
  Void  xInitLibCfg       ();                               ///< initialize internal variables
  Void  xInitLib          ();                               ///< initialize encoder class
  Void  xDestroyLib       ();                               ///< destroy encoder class
  
  /// obtain required buffers
#if H_MV
  Void  xGetBuffer(TComPicYuv*& rpcPicYuvRec, UInt layer);
#else
  Void xGetBuffer(TComPicYuv*& rpcPicYuvRec);
#endif

  /// delete allocated buffers
  Void  xDeleteBuffer     ();
  
  // file I/O
#if H_MV
  Void xWriteOutput(std::ostream& bitstreamFile, Int iNumEncoded, std::list<AccessUnit>& accessUnits, UInt layerId); ///< write bitstream to file
#else
  Void xWriteOutput(std::ostream& bitstreamFile, Int iNumEncoded, const std::list<AccessUnit>& accessUnits); ///< write bitstream to file
#endif
  void rateStatsAccum(const AccessUnit& au, const std::vector<UInt>& stats);
  void printRateSummary();

#if H_MV
  Void xSetLayerIds               ( TComVPS& vps );  
  Void xSetDimensionIdAndLength   ( TComVPS& vps );
  Void xSetDependencies           ( TComVPS& vps );
  Void xSetLayerSets              ( TComVPS& vps );
  Void xSetProfileTierLevel       ( TComVPS& vps );
  Int  xGetMax( std::vector<Int>& vec);
#endif
#if H_3D
  Void xSetVPSExtension2( TComVPS& vps );
#endif
#if H_3D_DIM_DLT
  Void  xAnalyzeInputBaseDepth(UInt layer, UInt uiNumFrames, TComVPS* vps);
#endif
public:
  TAppEncTop();
  virtual ~TAppEncTop();
  
  Void        encode      ();                               ///< main encoding function
#if H_MV
  TEncTop*    getTEncTop( UInt layer ) { return  m_acTEncTopList[layer]; }  ///< return pointer to encoder class for specific layer
#else
  TEncTop&    getTEncTop  ()   { return  m_cTEncTop; }      ///< return encoder class pointer reference
#endif
};// END CLASS DEFINITION TAppEncTop

//! \}

#endif // __TAPPENCTOP__