[Olena-patches] 4560: Add a first draft of a multi-scale process.

* src/multi_scale/Makefile.am, * src/multi_scale/find_lines.cc: New. --- scribo/ChangeLog | 7 ++ scribo/src/multi_scale/Makefile.am | 26 +++++ scribo/src/multi_scale/find_lines.cc | 179 ++++++++++++++++++++++++++++++++++ 3 files changed, 212 insertions(+), 0 deletions(-) create mode 100644 scribo/src/multi_scale/Makefile.am create mode 100644 scribo/src/multi_scale/find_lines.cc diff --git a/scribo/ChangeLog b/scribo/ChangeLog index ff13b41..85c59a7 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,12 @@ 2009-09-28 Guillaume Lazzara &lt;lazzara(a)lrde.epita.fr&gt; + Add a first draft of a multi-scale process. + + * src/multi_scale/Makefile.am, + * src/multi_scale/find_lines.cc: New. + +2009-09-28 Guillaume Lazzara &lt;lazzara(a)lrde.epita.fr&gt; + Cleanup scribo/src directory. * src/text/Makefile.am, diff --git a/scribo/src/multi_scale/Makefile.am b/scribo/src/multi_scale/Makefile.am new file mode 100644 index 0000000..f3dfb42 --- /dev/null +++ b/scribo/src/multi_scale/Makefile.am @@ -0,0 +1,26 @@ +# Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE). +# +# This file is part of Olena. +# +# Olena is free software: you can redistribute it and/or modify it under +# the terms of the GNU General Public License as published by the Free +# Software Foundation, version 2 of the License. +# +# Olena is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with Olena. If not, see <http://www.gnu.org/licenses/>. +# + +## Process this file through Automake to create Makefile.in. + +include $(top_srcdir)/scribo/scribo.mk + +bin_PROGRAMS = \ + find_lines + +find_lines_SOURCES = find_lines.cc + diff --git a/scribo/src/multi_scale/find_lines.cc b/scribo/src/multi_scale/find_lines.cc new file mode 100644 index 0000000..f91c2da --- /dev/null +++ b/scribo/src/multi_scale/find_lines.cc @@ -0,0 +1,179 @@ +// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) +// +// This file is part of Olena. +// +// Olena is free software: you can redistribute it and/or modify it under +// the terms of the GNU General Public License as published by the Free +// Software Foundation, version 2 of the License. +// +// Olena is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with Olena. If not, see <http://www.gnu.org/licenses/>. +// +// As a special exception, you may use this file as part of a free +// software project without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to produce +// an executable, this file does not by itself cause the resulting +// executable to be covered by the GNU General Public License. This +// exception does not however invalidate any other reasons why the +// executable file might be covered by the GNU General Public License. + +#include <mln/core/alias/neighb2d.hh> +#include <mln/core/image/image2d.hh> +#include <mln/data/convert.hh> +#include <mln/debug/superpose.hh> +#include <mln/io/pbm/all.hh> +#include <mln/io/ppm/save.hh> +#include <mln/pw/all.hh> +#include <mln/subsampling/subsampling.hh> +#include <mln/value/label_16.hh> +#include <mln/value/rgb8.hh> + +#include <mln/world/binary_2d/enlarge.hh> + +#include <scribo/debug/usage.hh> + +#include <scribo/core/object_image.hh> +#include <scribo/primitive/extract/lines_h_pattern.hh> +#include <scribo/primitive/extract/lines_v_pattern.hh> + +#include <scribo/filter/objects_h_thin.hh> +#include <scribo/filter/objects_v_thin.hh> + +#include <sandbox/theo/Rd/sequential.hh> + +#include <mln/morpho/erosion.hh> + +const char *args_desc[][2] = +{ + { "input.pbm", "A binary image." }, + { "length", " Minimum line length." }, + {0, 0} +}; + + +namespace mln +{ + + template <typename I> + mln_concrete(I) + process(const I& input, const std::string& filename, + unsigned length, unsigned delta, unsigned ratio) + { + I hlines = scribo::primitive::extract::lines_h_pattern(input, + length, + delta); + + value::label_16 nhlines; + hlines = scribo::filter::objects_v_thin(hlines, c8(), + nhlines, delta * ratio); + +// I vlines = scribo::primitive::extract::lines_v_pattern(input, +// length, +// delta); + + +// value::label_16 nvlines; +// vlines = scribo::filter::objects_h_thin(vlines, c8(), +// nvlines, delta * ratio); + +// image2d<value::rgb8> out = debug::superpose(input, hlines, literal::red); +// out = debug::superpose(out, vlines, literal::green); +// io::ppm::save(out, filename); + + return hlines; + } + + + template <typename I> + mln_concrete(I) + merge_results(const I& input, + const I& out, const I& out_sub2x, const I& out_sub4x) + { + mln_concrete(I) output; + initialize(output, input); + + + + return output; + } + + +} // end of namespace mln + + + +int main(int argc, char *argv[]) +{ + using namespace mln; + + if (argc != 4) + return scribo::debug::usage(argv, + "Extract discontinued horizontal and vertical lines (multi-scale version)", + "input.pbm length output.ppm", + args_desc, + "A color image. Horizontal lines are in red and vertical lines in green."); + + trace::entering("main"); + + typedef image2d<bool> I; + dpoint2d none(0, 0); + + I input; + io::pbm::load(input, argv[1]); + + + // 1/1 + std::cout << "1/1" << std::endl; + I hlines = scribo::primitive::extract::lines_h_pattern(input, + atoi(argv[2]), + 3); + + + +// I vlines = scribo::primitive::extract::lines_v_pattern(input, +// atoi(argv[2]), +// 3); + + image2d<value::rgb8> out = debug::superpose(input, hlines, literal::red); +// out = debug::superpose(out, vlines, literal::green); + io::ppm::save(out, "out_1_1.ppm"); + +// I out = process(input, "out_1_1.ppm", atoi(argv[2]), 3); + + + + // 1/2 + std::cout << "1/2" << std::endl; + I input_sub2x = mln::subsampling::subsampling(input, none, 2); + I out_sub2 = process(input_sub2x, "out_1_2.ppm", atoi(argv[2]), 3, 2); + + + +// // 1/4 +// std::cout << "1/4" << std::endl; +// I input_sub4x = mln::subsampling::subsampling(input, none, 4); +// I out_sub4 = process(input_sub4x, "out_1_4.ppm", atoi(argv[2]), 3, 4); + + +// out_sub4 = world::binary_2d::enlarge(out_sub4, 2); + out_sub2 = world::binary_2d::enlarge(out_sub2, 1); + +// io::ppm::save(merge_results(input, out, out_sub2, out_sub4), argv[2]); + + I tmp = morpho::Rd::sequential(hlines, input, c8()); + io::pbm::save(tmp, "rd.pbm"); + I tmp_sub2 = morpho::Rd::sequential(out_sub2, input, c8()); + io::pbm::save(tmp_sub2, "rd_sub2.pbm"); + + out = debug::superpose(input, tmp_sub2, literal::red); + out = debug::superpose(out, tmp, literal::red); + io::ppm::save(out, "out.ppm"); + + trace::exiting("main"); +} -- 1.5.6.5