AbstractTiffDecoder.h

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/*
    RawSpeed - RAW file decoder.
 
    Copyright (C) 2017 Axel Waggershauser
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser 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
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
 
#pragma once
 
#include "decoders/RawDecoder.h"
#include "io/Buffer.h"
#include "tiff/TiffIFD.h"
#include "tiff/TiffTag.h"
#include <memory>
#include <string>
#include <utility>
 
namespace rawspeed {
 
class Buffer;
class CameraMetaData;
 
class AbstractTiffDecoder : public RawDecoder {
  virtual void anchor() const;
 
protected:
  TiffRootIFDOwner mRootIFD;
 
public:
  AbstractTiffDecoder(TiffRootIFDOwner&& root, Buffer file)
      : RawDecoder(file), mRootIFD(std::move(root)) {}
 
  TiffIFD* getRootIFD() final { return mRootIFD.get(); }
 
  bool checkCameraSupported(const CameraMetaData* meta, const TiffID& id,
                            const std::string& mode) {
    return RawDecoder::checkCameraSupported(meta, id.make, id.model, mode);
  }
 
  using RawDecoder::setMetaData;
 
  void setMetaData(const CameraMetaData* meta, const TiffID& id,
                   const std::string& mode, int iso_speed) {
    setMetaData(meta, id.make, id.model, mode, iso_speed);
  }
 
  void setMetaData(const CameraMetaData* meta, const std::string& mode,
                   int iso_speed) {
    setMetaData(meta, mRootIFD->getID(), mode, iso_speed);
  }
 
  void checkSupportInternal(const CameraMetaData* meta) override {
    checkCameraSupported(meta, mRootIFD->getID(), "");
  }
 
  [[nodiscard]] const TiffIFD*
  getIFDWithLargestImage(TiffTag filter = TiffTag::IMAGEWIDTH) const;
};
 
} // namespace rawspeed