evCodecEmbedded.h

Go to the documentation of this file.

/*
 *
 * EVITA: Efficient Visualization of Terascale Datasets
 * Copyright (C) 2000-2016  Team Evita
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 * 
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
 * MA 02139, USA.
 *
 */


#ifndef __evCodecEmbedded_h
#define __evCodecEmbedded_h


#include "evCodec.h"
#include "evROIList.h"
#include "evChannel.h"
#include "evPrioritySchedule.h"
#include "evMultiProcessController.h"
#include "evBoundingBox.h"


class evCodecEmbedded : public evCodec
{
public:
  evCodecEmbedded(void);
  virtual ~evCodecEmbedded(void);
  
  virtual const evString GetClassName(void) const
  {
    return(evString("evCodecEmbedded"));
  }
  
  void SetCommandChannel(evChannel *channel);

  void SetPriorityScheduleFilename(const evString priority_schedule_filename);
  void GetPriorityScheduleFilename(evString &priority_schedule_filename) const;
  void SetPriorityScheduleChannel(evChannel *channel);
  
  void SetController(evMultiProcessController *controller);
  evMultiProcessController *GetController(void) const;
  
  void SetVisualizerComponent(const unsigned int component);

  void SetBitRate(const double bit_rate);
  void Abort(void);

protected:
  evChannel *CommandChannel;
  evString PriorityScheduleFilename;
  evChannel *PriorityScheduleChannel;
  
  evPrioritySchedule *InactiveQueue;
  evPrioritySchedule *TransmissionQueue;
  evPrioritySchedule *AlreadySentQueue;
  
  evMultiProcessController *Controller;
  
  double BitRate;
  double *Max;
  double *Min;
  unsigned int NumROIs;
  std::vector<unsigned int> NumTiles;
  int TotalSize;
  
  //  int ExplicitGrid;

  std::vector<std::vector<std::vector<evVector> > > Means;
  std::vector<std::vector<evBoundingBox> > BoundingBoxes;
  std::vector<std::vector<double> > GridSpacings;
  std::vector<std::vector<unsigned int> > MaxNumScales;

  int BitstreamLength;

  evROIList *Reconstructed;

  unsigned int VisualizerComponent;
  evVector ViewFrustum;
  double PixelSize;

  int AbortFlag;

  virtual void SetVisualizerRange(const evDataset &dataset);

  void GetNumROITiles(const evDataset &dataset);
  void GetNumROITiles(const evPrioritySchedule &queue);

  virtual int DecodeReconstructROI(const unsigned int current_roi,
                                   const unsigned int current_tile,
                                   const unsigned int current_component) = 0;
  virtual int DeactivateROI(const evPriorityScheduleEntry &entry) = 0;

  virtual int EncodeUpdatePrioritySchedule(const evBitBuffer &output_buffer,
                                           const unsigned int current_roi,
                                           const unsigned int current_tile,
                                           const unsigned int
                                           current_component,
                                           const unsigned int current_bitplane,
                                           const unsigned int current_scale,
                                           const double current_priority);

  int SetupVisualizer(const evDataset &dataset);
  int WaitForVisualizer(void) const;
  int SignalVisualizer(evROI *roi) const;
  int ProcessROISelections(void) const;
  int ProcessViewFrustum(const int blocking);
  int UpdateQueues(void);

  virtual int ProcessLevelOfDetail(void) = 0;

private:
  
};


inline void
evCodecEmbedded::SetCommandChannel(evChannel *channel)
{
  this->CommandChannel = channel;
}


inline void
evCodecEmbedded::SetPriorityScheduleFilename(const evString
                                             priority_schedule_filename)
{
  this->PriorityScheduleFilename = priority_schedule_filename;
}


inline void
evCodecEmbedded::GetPriorityScheduleFilename(evString
                                             &priority_schedule_filename)
  const
{
  priority_schedule_filename = this->PriorityScheduleFilename;
}


inline void
evCodecEmbedded::SetPriorityScheduleChannel(evChannel *channel)
{
  this->PriorityScheduleChannel = channel;
}


inline void evCodecEmbedded::SetController(evMultiProcessController
                                           *controller)
{
  this->Controller = controller;
}


inline evMultiProcessController *evCodecEmbedded::GetController(void) const
{
  return(this->Controller);
}


inline void evCodecEmbedded::SetVisualizerComponent(const unsigned int
                                                    component)
{
  this->VisualizerComponent = component;
}


inline void evCodecEmbedded::SetBitRate(const double bit_rate)
{
  this->BitRate = bit_rate;
}


inline void evCodecEmbedded::Abort(void)
{
  this->AbortFlag = 1;
}


#endif