00001 // Copyright (C) 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 00032 00033 #include <mln/io/pbm/load.hh> 00034 #include <mln/io/pbm/save.hh> 00035 00036 #include "apps/graph-morpho/morpho.hh" 00037 00038 #include "apps/graph-morpho/make_complex2d.hh" 00039 #include "apps/graph-morpho/convert.hh" 00040 00041 #include "apps/data.hh" 00042 00043 00044 int main() 00045 { 00046 using namespace mln; 00047 00048 // Input image. 00049 image2d<bool> input = 00050 io::pbm::load(MLN_APPS_DIR "/graph-morpho/zebra-noisy.pbm"); 00051 00052 // Create an binary 2d image representing a 4-connexity graph image 00053 // (actually, a cubical 2-complex) by doubling the resolution of the 00054 // input image to insert edges (and squares) between pixels. 00055 image2d<bool> input_x2 = make_complex2d(input); 00056 00057 /* Binary graph-based image with vertices aligned on a discrete 2D grid. 00058 00059 Of course, it would have been better, simpler and faster to use a 00060 cubical 1-complex here, but they are not yet available (as of 00061 2009-09-10). */ 00062 typedef mln::bin_1complex_image2d ima_t; 00063 ima_t graph_ima = ::convert::to_complex_image(input_x2); 00064 00065 // ASF. 00066 ima_t asf_ima = asf(graph_ima, 8); 00067 00068 // FIXME: Dump output. 00069 // ... 00070 }