Milena (Olena)
User documentation 2.0a Id
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00001 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development 00002 // Laboratory (LRDE) 00003 // 00004 // This file is part of Olena. 00005 // 00006 // Olena is free software: you can redistribute it and/or modify it under 00007 // the terms of the GNU General Public License as published by the Free 00008 // Software Foundation, version 2 of the License. 00009 // 00010 // Olena is distributed in the hope that it will be useful, 00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 // General Public License for more details. 00014 // 00015 // You should have received a copy of the GNU General Public License 00016 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00017 // 00018 // As a special exception, you may use this file as part of a free 00019 // software project without restriction. Specifically, if other files 00020 // instantiate templates or use macros or inline functions from this 00021 // file, or you compile this file and link it with other files to produce 00022 // an executable, this file does not by itself cause the resulting 00023 // executable to be covered by the GNU General Public License. This 00024 // exception does not however invalidate any other reasons why the 00025 // executable file might be covered by the GNU General Public License. 00026 00027 #ifndef MLN_LABELING_BLOBS_HH 00028 # define MLN_LABELING_BLOBS_HH 00029 00038 00039 # include <mln/core/concept/image.hh> 00040 # include <mln/core/concept/neighborhood.hh> 00041 00042 # include <mln/canvas/labeling/blobs.hh> 00043 00044 00045 namespace mln 00046 { 00047 00048 namespace labeling 00049 { 00050 00065 template <typename I, typename N, typename L> 00066 mln_ch_value(I, L) 00067 blobs(const Image<I>& input, const Neighborhood<N>& nbh, 00068 L& nlabels); 00069 00070 00071 # ifndef MLN_INCLUDE_ONLY 00072 00073 00074 namespace internal 00075 { 00076 00079 template <typename L> 00080 struct dummy_functor 00081 { 00082 void init() {} 00083 00084 void new_label(const mln_value(L)&) {} 00085 00086 void process_p(const mln_site(L)&) {} 00087 00088 void process_n(const mln_site(L)&) {} 00089 00090 void finalize() {} 00091 }; 00092 00093 } // end of namespace mln::labeling::internal 00094 00095 00096 00097 // Facade. 00098 00099 template <typename I, typename N, typename L> 00100 inline 00101 mln_ch_value(I, L) 00102 blobs(const Image<I>& input_, const Neighborhood<N>& nbh_, 00103 L& nlabels) 00104 { 00105 trace::entering("labeling::blobs"); 00106 mlc_equal(mln_trait_image_kind(I), 00107 mln::trait::image::kind::binary)::check(); 00108 const I& input = exact(input_); 00109 const N& nbh = exact(nbh_); 00110 mln_precondition(input.is_valid()); 00111 00112 typedef mln_ch_value(I,L) out_t; 00113 internal::dummy_functor<out_t> functor; 00114 out_t 00115 output = canvas::labeling::blobs(input, nbh, nlabels, functor); 00116 00117 trace::exiting("labeling::blobs"); 00118 return output; 00119 } 00120 00121 # endif // ! MLN_INCLUDE_ONLY 00122 00123 } // end of namespace mln::labeling 00124 00125 } // end of namespace mln 00126 00127 00128 #endif // ! MLN_LABELING_BLOBS_HH