tiffimage.hpp

// ***************************************************************** -*- C++ -*-
/*
 * Copyright (C) 2004-2018 Exiv2 authors
 * This program is part of the Exiv2 distribution.
 *
 * 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 2
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301 USA.
 */
/*
  File:      tiffimage.hpp
 */

#ifndef TIFFIMAGE_HPP_
#define TIFFIMAGE_HPP_

// *****************************************************************************
#include "exiv2lib_export.h"

// included header files
#include "image.hpp"

// *****************************************************************************
// namespace extensions
namespace Exiv2 {

// *****************************************************************************
// class definitions

    // Add TIFF to the supported image formats
    namespace ImageType {
        const int tiff = 4;          
        const int dng = 4;           
        const int nef = 4;           
        const int pef = 4;           
        const int arw = 4;           
        const int sr2 = 4;           
        const int srw = 4;           
    }

    class EXIV2API TiffImage : public Image {
    public:


        TiffImage(BasicIo::AutoPtr io, bool create);


        void readMetadata();
        void writeMetadata();

        virtual void printStructure(std::ostream& out, PrintStructureOption option,int depth=0);

        void setComment(const std::string& comment);


        std::string mimeType() const;
        int pixelWidth() const;
        int pixelHeight() const;

    private:

        TiffImage(const TiffImage& rhs);
        TiffImage& operator=(const TiffImage& rhs);


        std::string primaryGroup() const;

    private:
        // DATA
        mutable std::string primaryGroup_;     
        mutable std::string mimeType_;         
        mutable int pixelWidth_;               
        mutable int pixelHeight_;              

    }; // class TiffImage

    class EXIV2API TiffParser {
    public:
        static ByteOrder decode(
                  ExifData& exifData,
                  IptcData& iptcData,
                  XmpData&  xmpData,
            const byte*     pData,
                  uint32_t  size
        );
        static WriteMethod encode(
                  BasicIo&  io,
            const byte*     pData,
                  uint32_t  size,
                  ByteOrder byteOrder,
            const ExifData& exifData,
            const IptcData& iptcData,
            const XmpData&  xmpData
        );

    }; // class TiffParser

// *****************************************************************************
// template, inline and free functions

    // These could be static private functions on Image subclasses but then
    // ImageFactory needs to be made a friend.
    EXIV2API Image::AutoPtr newTiffInstance(BasicIo::AutoPtr io, bool create);

    EXIV2API bool isTiffType(BasicIo& iIo, bool advance);

}                                       // namespace Exiv2

#endif                                  // #ifndef TIFFIMAGE_HPP_