Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) 00002 // 00003 // This file is part of Olena. 00004 // 00005 // Olena is free software: you can redistribute it and/or modify it under 00006 // the terms of the GNU General Public License as published by the Free 00007 // Software Foundation, version 2 of the License. 00008 // 00009 // Olena is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 // General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 // As a special exception, you may use this file as part of a free 00018 // software project without restriction. Specifically, if other files 00019 // instantiate templates or use macros or inline functions from this 00020 // file, or you compile this file and link it with other files to produce 00021 // an executable, this file does not by itself cause the resulting 00022 // executable to be covered by the GNU General Public License. This 00023 // exception does not however invalidate any other reasons why the 00024 // executable file might be covered by the GNU General Public License. 00025 00026 #ifndef MLN_IO_PFM_SAVE_HH 00027 # define MLN_IO_PFM_SAVE_HH 00028 00033 00034 # include <iostream> 00035 # include <fstream> 00036 00037 # include <mln/core/alias/point2d.hh> 00038 # include <mln/geom/size2d.hh> 00039 # include <mln/metal/equal.hh> 00040 # include <mln/metal/bexpr.hh> 00041 00042 00043 namespace mln 00044 { 00045 00046 namespace io 00047 { 00048 00049 namespace pfm 00050 { 00051 00057 template <typename I> 00058 void save(const Image<I>& ima, const std::string& filename); 00059 00060 # ifndef MLN_INCLUDE_ONLY 00061 00062 namespace impl 00063 { 00064 00065 template <typename I> 00066 inline 00067 void save_header_(const I& ima, std::ofstream& file) 00068 { 00069 file << geom::nrows(ima) << ' ' << geom::nrows(ima) << std::endl 00070 << "float" << std::endl; 00071 } 00072 00073 template <typename I> 00074 inline 00075 void save_(const Image<I>& ima_, const std::string& filename) 00076 { 00077 const I& ima = exact(ima_); 00078 00079 std::ofstream file(filename.c_str()); 00080 save_header_(ima, file); 00081 00082 unsigned int ncols = geom::ncols(ima); 00083 00084 const mln_deduce(I, site, coord) 00085 min_row = geom::min_row(ima), 00086 max_row = geom::max_row(ima); 00087 00088 //image2d<float>& ima_ = const_cast< image2d<float>& >(ima); 00089 point2d p(point2d(0, 0)); 00090 for (p.row() = min_row; p.row() <= max_row; ++p.row()) 00091 file.write((const char*)(&(ima(p))), 00092 sizeof(float) * ncols); 00093 file.close(); 00094 00095 } 00096 00097 } // end of namespace mln::io::impl 00098 00099 template <typename I> 00100 inline 00101 void save(const Image<I>& ima, const std::string& filename) 00102 { 00103 trace::entering("mln::io::pfm::save"); 00104 mln::metal::equal<mln_value(I), float >::check(); 00105 impl::save_(exact(ima), filename); 00106 trace::exiting("mln::io::pfm::save"); 00107 } 00108 00109 # endif // ! MLN_INCLUDE_ONLY 00110 00111 } // end of namespace mln::pfm 00112 00113 } // end of namespace mln::io 00114 00115 } // end of namespace mln 00116 00117 00118 #endif // ! MLN_IO_PFM_SAVE_HH