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_BORDER_EQUALIZE_HH 00027 # define MLN_BORDER_EQUALIZE_HH 00028 00035 # include <mln/border/resize.hh> 00036 00037 00038 namespace mln 00039 { 00040 00041 namespace border 00042 { 00043 00058 template <typename I, typename J> 00059 void equalize(const Image<I>& ima1, const Image<J>& ima2, 00060 unsigned min_thickness); 00061 00062 00063 00064 # ifndef MLN_INCLUDE_ONLY 00065 00066 namespace impl 00067 { 00068 00069 template <typename I, typename J> 00070 inline 00071 void equalize_(const I& ima1, const J& ima2, unsigned min_thickness) 00072 { 00073 trace::entering("border::impl::equalize_"); 00074 00075 unsigned b1 = border::get(ima1), b2 = border::get(ima2); 00076 00077 if (! (b1 == b2 && b2 >= min_thickness)) 00078 // Something has to be done. 00079 { 00080 if (b1 < min_thickness && b2 < min_thickness) 00081 // Both images have to be border-resized. 00082 { 00083 border::resize(ima1, min_thickness); 00084 border::resize(ima2, min_thickness); 00085 } 00086 else 00087 // A single image has to be border-resized with 00088 // the other image thickness. 00089 if (b1 < min_thickness) 00090 { 00091 mln_assertion(b2 >= min_thickness); 00092 border::resize(ima1, b2); 00093 } 00094 else 00095 { 00096 //mln_assertion(b2 < min_thickness); // why ? 00097 mln_assertion(b1 >= min_thickness); 00098 border::resize(ima2, b1); 00099 } 00100 } 00101 00102 trace::exiting("border::impl::equalize_"); 00103 } 00104 00105 } // end of namespace mln::border::impl 00106 00107 00108 // Facade 00109 00110 template <typename I, typename J> 00111 inline 00112 void equalize(const Image<I>& ima1_, const Image<J>& ima2_, 00113 unsigned min_thickness) 00114 { 00115 trace::entering("border::equalize"); 00116 00117 //FIXME: check border 00118 //mlc_is(mln_trait_image_border(I), trait::image::border::some)::check(); 00119 //mlc_is(mln_trait_image_border(J), trait::image::border::some)::check(); 00120 const I& ima1 = exact(ima1_); 00121 const J& ima2 = exact(ima2_); 00122 mln_precondition(ima1.is_valid() && ima2.is_valid()); 00123 00124 impl::equalize_(ima1, ima2, min_thickness); 00125 00126 mln_postcondition(border::get(ima1) == border::get(ima2) && 00127 border::get(ima1) >= min_thickness && 00128 border::get(ima2) >= min_thickness); 00129 00130 trace::exiting("border::equalize"); 00131 } 00132 00133 # endif // ! MLN_INCLUDE_ONLY 00134 00135 } // end of namespace mln::border 00136 00137 } // end of namespace mln 00138 00139 00140 #endif // ! MLN_BORDER_EQUALIZE_HH