/**
 * Orthanc - A Lightweight, RESTful DICOM Store
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2023 Osimis S.A., Belgium
 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * 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
 * Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 **/


#pragma once

#include "../Framework/Enumerations.h"
#include "../Framework/Inputs/ITiledPyramid.h"

#include <orthanc/OrthancCPlugin.h>


class RawTile : public boost::noncopyable
{
private:
  Orthanc::PixelFormat               format_;
  unsigned int                       tileWidth_;
  unsigned int                       tileHeight_;
  Orthanc::PhotometricInterpretation photometric_;
  std::string                        tile_;
  OrthancWSI::ImageCompression       compression_;

  Orthanc::ImageAccessor* DecodeInternal();

  static void EncodeInternal(std::string& encoded,
                             const Orthanc::ImageAccessor& decoded,
                             Orthanc::MimeType transcodingType);

public:
  RawTile(OrthancWSI::ITiledPyramid& pyramid,
          unsigned int level,
          unsigned int tileX,
          unsigned int tileY);

  void Answer(OrthancPluginRestOutput* output,
              Orthanc::MimeType transcodingType);

  Orthanc::ImageAccessor* Decode();

  static void Encode(std::string& encoded,
                     const Orthanc::ImageAccessor& decoded,
                     Orthanc::MimeType transcodingType);

  // This semaphore is used to implement throttling for the
  // decoding/encoding of tiles
  static void InitializeTranscoderSemaphore(unsigned int maxThreads);

  static void FinalizeTranscoderSemaphore();
};