/*  This file is part of YUView - The YUV player with advanced analytics toolset
*   <https://github.com/IENT/YUView>
*   Copyright (C) 2015  Institut f�r Nachrichtentechnik, RWTH Aachen University, GERMANY
*
*   This program is free software; you can redistribute it and/or modify
*   it under the terms of the GNU General Public License as published by
*   the Free Software Foundation; either version 3 of the License, or
*   (at your option) any later version.
*
*   In addition, as a special exception, the copyright holders give
*   permission to link the code of portions of this program with the
*   OpenSSL library under certain conditions as described in each
*   individual source file, and distribute linked combinations including
*   the two.
*   
*   You must obey the GNU General Public License in all respects for all
*   of the code used other than OpenSSL. If you modify file(s) with this
*   exception, you may extend this exception to your version of the
*   file(s), but you are not obligated to do so. If you do not wish to do
*   so, delete this exception statement from your version. If you delete
*   this exception statement from all source files in the program, then
*   also delete it here.
*
*   This program 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 General Public License for more details.
*
*   You should have received a copy of the GNU General Public License
*   along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once

#include "StatisticsFileBase.h"

namespace stats
{

/* Abstract base class that prvides features which are common to all parsers
 */
class StatisticsFileVTMBMS : public StatisticsFileBase
{
public:
  StatisticsFileVTMBMS(const QString &filename, StatisticsData &statisticsData);
  virtual ~StatisticsFileVTMBMS() = default;

  // Parse the whole file and get the positions where a new POC/type starts and save them. Later we
  // can then seek to these positions to load data. Usually this is called in a seperate thread.
  void readFrameAndTypePositionsFromFile(std::atomic_bool &breakFunction) override;

  // Load the statistics for "poc/type" from file and put it into the statisticsData.
  virtual void loadStatisticData(StatisticsData &statisticsData, int poc, int typeID) override;

private:
  //! Scan the header: What types are saved in this file?
  void readHeaderFromFile(StatisticsData &statisticsData);
  
  std::map<int, uint64_t> pocStartList;
};

} // namespace parser