TPTImage.h

// Tiled Pyramidal Tiff class interface
 
/*  IIPImage Tiled Pyramidal TIFF Class
 
    Copyright (C) 2000-2025 Ruven Pillay.
 
    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.
 
    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 St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
 
 
#ifndef _TPTIMAGE_H
#define _TPTIMAGE_H
 
 
#include "IIPImage.h"
#include <tiffio.h>
 
 
 
 
class TPTImage : public IIPImage {
 
 private:
 
  TIFF *tiff;
 
  std::vector<uint32_t> subifds;
 
  tdir_t subifd_ifd;
 
  void loadSubIFDs();
 
  void loadStackInfo();
 
 
 public:
 
  TPTImage():IIPImage(), tiff( NULL ) {};
 
 
 
  TPTImage( const std::string& path ): IIPImage(path), tiff(NULL), subifd_ifd(0) {};
 
 
 
  TPTImage( const TPTImage& image ): IIPImage(image), tiff(NULL), subifd_ifd(0) {};
 
 
 
  TPTImage& operator = ( TPTImage image ) {
    if( this != &image ){
      closeImage();
      IIPImage::operator=(image);
      tiff = image.tiff;
    }
    return *this;
  }
 
 
 
  TPTImage( const IIPImage& image ): IIPImage(image), tiff(NULL), subifd_ifd(0) {};
 
 
  ~TPTImage() { closeImage(); };
 
 
  static void setupLogging();
 
 
 
  static std::string getCodecVersion(){
    std::string version = std::string( TIFFGetVersion() );
    // Strip off everything after newline
    version = version.substr( 0, version.find_first_of("\n") );
    return version;
  }
 
 
  void openImage();
 
 
 
  void loadImageInfo( int x, int y );
 
 
  void closeImage();
 
 
 
  RawTile getTile( int x, int y, unsigned int r, int l, unsigned int t, ImageEncoding e = ImageEncoding::RAW );
 
};
 
 
#endif