libptouch / file revision

 /*

  #

  #  File        : add_fileformat.h

  #                ( C++ header file - CImg plug-in )

  #

  #  Description : CImg plug-in that adds loading/saving support for a personalized

  #                file format (determined by its extension, here ".foo").

  #                This file is a part of the CImg Library project.

  #                ( http://cimg.sourceforge.net )

  #

  #  Copyright   : David Tschumperle

  #                ( http://www.greyc.ensicaen.fr/~dtschump/ )

  #

  #  License     : CeCILL v2.0

  #                ( http://www.cecill.info/licences/Licence_CeCILL_V2-en.html )

  #

  #  This software is governed by the CeCILL  license under French law and

  #  abiding by the rules of distribution of free software.  You can  use,

  #  modify and/ or redistribute the software under the terms of the CeCILL

  #  license as circulated by CEA, CNRS and INRIA at the following URL

  #  "http://www.cecill.info".

  #

  #  As a counterpart to the access to the source code and  rights to copy,

  #  modify and redistribute granted by the license, users are provided only

  #  with a limited warranty  and the software's author,  the holder of the

  #  economic rights,  and the successive licensors  have only  limited

  #  liability.

  #

  #  In this respect, the user's attention is drawn to the risks associated

  #  with loading,  using,  modifying and/or developing or reproducing the

  #  software by the user in light of its specific status of free software,

  #  that may mean  that it is complicated to manipulate,  and  that  also

  #  therefore means  that it is reserved for developers  and  experienced

  #  professionals having in-depth computer knowledge. Users are therefore

  #  encouraged to load and test the software's suitability as regards their

  #  requirements in conditions enabling the security of their systems and/or

  #  data to be ensured and,  more generally, to use and operate it in the

  #  same conditions as regards security.

  #

  #  The fact that you are presently reading this means that you have had

  #  knowledge of the CeCILL license and that you accept its terms.

  #

 */

 #ifndef cimg_plugin_addfileformat

 #define cimg_plugin_addfileformat

 // These functions load ".foo" filenames

 //---------------------------------------

 static CImg<T> get_load_foo(const char *filename) {

   std::fprintf(stderr,"Load '%s' here..\n",filename);

   return CImg<T>(512,512,1,3,0).noise(30);

 }

 CImg& load_foo(const char *filename) {

   return get_load_foo(filename).swap(*this);

 }

 // This function saves the instance image into a ".foo" file.

 //-----------------------------------------------------------

 const CImg& save_foo(const char *filename) const {

   std::fprintf(stderr,"Save '%s' here..\n",filename);

   return *this;

 }

 // The code below allows to add the support for the specified extension.

 //---------------------------------------------------------------------

 #ifndef cimg_load_plugin

 #define cimg_load_plugin(filename) \

   if (!cimg::strncasecmp(cimg::split_filename(filename),"foo",3)) return load_foo(filename);

 #endif

 #ifndef cimg_save_plugin

 #define cimg_save_plugin(filename) \

   if (!cimg::strncasecmp(cimg::split_filename(filename),"foo",3)) return save_foo(filename);

 #endif

 // End of the plugin.

 //-------------------

 #endif