- Olena-patches

1059: Add morphological top-hats and contrast.
by Thierry Geraud 29 Aug '07

29 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Add morphological top-hats and contrast. * tests/morpho_gradient.cc: Fix doc. * mln/geom/pmin_pmax.hh (pmin_pmax): Overload for point set. * mln/geom/bbox.hh: Update. * mln/morpho/includes.hh (include): Add mln/test/positive.hh and mln/arith/plus.hh. * mln/morpho/gradient.hh: Add commentaries. * tests/morpho_contrast.cc: New. * mln/morpho/contrast.hh: New. * mln/morpho/top_hat.hh: New. mln/geom/bbox.hh | 3 - mln/geom/pmin_pmax.hh | 91 ++++++++++++++++++++++++++---- mln/morpho/contrast.hh | 82 +++++++++++++++++++++++++++ mln/morpho/gradient.hh | 21 +++---- mln/morpho/includes.hh | 3 + mln/morpho/top_hat.hh | 138 +++++++++++++++++++++++++++++++++++++++++++++++ tests/morpho_contrast.cc | 61 ++++++++++++++++++++ tests/morpho_gradient.cc | 4 - 8 files changed, 373 insertions(+), 30 deletions(-) Index: tests/morpho_gradient.cc --- tests/morpho_gradient.cc (revision 1058) +++ tests/morpho_gradient.cc (working copy) @@ -25,9 +25,9 @@ // reasons why the executable file might be covered by the GNU General // Public License. -/*! \file tests/erosion.cc +/*! \file tests/morpho_gradient.cc * - * \brief Test on mln::morpho::erosion. + * \brief Test on mln::morpho::gradient. */ #include <mln/core/image2d_b.hh> Index: tests/morpho_contrast.cc --- tests/morpho_contrast.cc (revision 0) +++ tests/morpho_contrast.cc (revision 0) @@ -0,0 +1,61 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/morpho_contrast.cc + * + * \brief Test on mln::morpho::contrast. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/core/win/rectangle2d.hh> + +#include <mln/io/load_pgm.hh> +#include <mln/io/save_pgm.hh> + +#include <mln/value/int_u8.hh> +#include <mln/morpho/contrast.hh> +#include <mln/level/saturate.hh> + + +int main() +{ + using namespace mln; + using value::int_u8; + + win::rectangle2d rect(5, 5); + border::thickness = 2; + + image2d_b<int_u8> + lena = io::load_pgm("../img/tiny.pgm"), + out(lena.domain()); + + image2d_b<int> tmp(lena.domain()); + morpho::contrast(lena, rect, tmp); + + level::saturate(tmp, out); + io::save_pgm(out, "out.pgm"); +} Index: mln/geom/pmin_pmax.hh --- mln/geom/pmin_pmax.hh (revision 1058) +++ mln/geom/pmin_pmax.hh (working copy) @@ -36,6 +36,10 @@ # include <utility> +# include <mln/core/concept/point_set.hh> +# include <mln/core/concept/box.hh> + + namespace mln { @@ -44,6 +48,19 @@ { + /// Compute the minimum and maximum points of point set \p s. + template <typename S> + std::pair<mln_point(S), mln_point(S)> + pmin_pmax(const Point_Set<S>& s); + + + /// Compute the minimum and maximum points, \p pmin and \p max, + /// of point set \p s. + template <typename S> + void + pmin_pmax(const Point_Set<S>& s, mln_point(S)& pmin, mln_point(S)& pmax); + + /// Compute the minimum and maximum points when browsing with /// iterator \p p. template <typename I> @@ -61,40 +78,86 @@ # ifndef MLN_INCLUDE_ONLY + + // Versions with point iterator. + template <typename I> - std::pair<mln_point(I), mln_point(I)> - pmin_pmax(Point_Iterator& p_) + void + pmin_pmax(const Point_Iterator& p_, mln_point(I)& pmin, mln_point(I)& pmax) { - I& p = exact(p_); - - typedef mln_point(I) P; - std::pair<P, P> tmp; - P& pmin = tmp.first; - P& pmax = tmp.second; + I p = exact(p_); // a copy of p_ // init with first point p.start(); + mln_precondition(p.is_valid()); pmin = pmax = p; // update with remaining points + typedef mln_point(I) P; for_all_remaining(p) for (unsigned i = 0; i < P::dim; ++i) if (p[i] < pmin[i]) pmin[i] = p[i]; else if (p[i] > pmax[i]) pmax[i] = p[i]; + } + template <typename I> + std::pair<mln_point(I), mln_point(I)> + pmin_pmax(const Point_Iterator& p) + { + typedef mln_point(I) P; + std::pair<P, P> tmp; + pmin_pmax(p, tmp.first, tmp.second); // calls the previous version return tmp; } - template <typename I> + + // Versions with point set. + + namespace impl + { + + // General case. + + template <typename S> void - pmin_pmax(const Point_Iterator& p, mln_point(I)& pmin, mln_point(I)& pmax) + pmin_pmax_(const Point_Set<S>& s, mln_point(S)& pmin, mln_point(S)& pmax) { - typedef mln_point(I) P; - std::pair<P, P> tmp = pmin_pmax(p); - pmin = tmp.first; - pmax = tmp.second; + mln_piter(S) it(exact(s)); + pmin_pmax(it, pmin, pmax); + } + + // Box. + + template <typename B> + void + pmin_pmax_(const Box& b, mln_point(B)& pmin, mln_point(B)& pmax) + { + pmin = exact(b).pmin(); + pmax = exact(b).pmax(); + } + + } // end of namespace mln::geom::impl + + + template <typename S> + void + pmin_pmax(const Point_Set<S>& s, mln_point(S)& pmin, mln_point(S)& pmax) + { + mln_precondition(exact(s).npoints() != 0); + impl::pmin_pmax_(exact(s), pmin, pmax); + } + + template <typename S> + std::pair<mln_point(S), mln_point(S)> + pmin_pmax(const Point_Set<S>& s) + { + mln_precondition(exact(s).npoints() != 0); + typedef mln_point(S) P; + std::pair<P, P> tmp; + pmin_pmax(p_, tmp.first, tmp.second); // calls the previous version + return tmp; } # endif // ! MLN_INCLUDE_ONLY Index: mln/geom/bbox.hh --- mln/geom/bbox.hh (revision 1058) +++ mln/geom/bbox.hh (working copy) @@ -100,8 +100,7 @@ mln_precondition(pset.npoints() != 0); typedef mln_point(S) P; - mln_piter(S) p(pset); - std::pair<P, P> pp = geom::pmin_pmax(p); + std::pair<P, P> pp = geom::pmin_pmax(pset); box_ tmp(pp.first, pp.second); // FIXME: mln_postcondition(tmp <= pset.bbox()); Index: mln/morpho/includes.hh --- mln/morpho/includes.hh (revision 1058) +++ mln/morpho/includes.hh (working copy) @@ -40,11 +40,14 @@ # include <mln/accu/min.hh> # include <mln/accu/max.hh> +# include <mln/arith/plus.hh> # include <mln/arith/minus.hh> # include <mln/level/compare.hh> # include <mln/level/fill.hh> +# include <mln/test/positive.hh> + # include <mln/border/resize.hh> # include <mln/border/fill.hh> Index: mln/morpho/gradient.hh --- mln/morpho/gradient.hh (revision 1058) +++ mln/morpho/gradient.hh (working copy) @@ -31,10 +31,11 @@ /*! \file mln/morpho/gradient.hh * * \brief Morphological gradient. + * + * \todo Save memory. */ # include <mln/morpho/includes.hh> -# include <mln/test/positive.hh> namespace mln @@ -82,11 +83,10 @@ mln_precondition(output.domain() = input.domain()); mln_precondition(! win.is_empty()); + dilation(input, win, output); // output = dilation O temp(input.domain()); - erosion(input, win, temp); - - dilation(input, win, output); - arith::minus_inplace(output, temp); + erosion(input, win, temp); // temp = erosion + arith::minus_inplace(output, temp); // now output = dilation - erosion mln_postcondition(test::positive(output)); } @@ -103,9 +103,8 @@ mln_precondition(! win.is_empty()); O temp(input.domain()); - erosion(input, win, temp); - - arith::minus(input, temp, output); + erosion(input, win, temp); // temp = erosion + arith::minus(input, temp, output); // output = input - erosion mln_postcondition(test::positive(output)); } @@ -121,10 +120,8 @@ mln_precondition(output.domain() = input.domain()); mln_precondition(! win.is_empty()); - O temp(input.domain()); - dilation(input, win, temp); - - arith::minus(temp, input, output); + dilation(input, win, output); // output = dilation + arith::minus_inplace(output, input); // now output = dilation - input mln_postcondition(test::positive(output)); } Index: mln/morpho/contrast.hh --- mln/morpho/contrast.hh (revision 0) +++ mln/morpho/contrast.hh (revision 0) @@ -0,0 +1,82 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_CONTRAST_HH +# define MLN_MORPHO_CONTRAST_HH + +/*! \file mln/morpho/contrast.hh + * + * \brief Morphological contrast operator (based on top-hats). + * + * \todo Save memory. + */ + +# include <mln/morpho/top_hat.hh> + + +namespace mln +{ + + namespace morpho + { + + /*! Morphological contrast operator (based on top-hats). + * + * This operator is Id + wth_B - bth_B. + */ + template <typename I, typename W, typename O> + void contrast(const Image& input, const Window<W>& win, + Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, typename O> + void contrast(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + top_hat_white(input, win, output); // output = wth + arith::plus_inplace(output, input); // now output = wth + input + O temp(input.domain()); + top_hat_black(input, win, temp); // temp = bth + arith::minus_inplace(output, temp); // now output = wth + input - bth + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::morpho + +} // end of namespace mln + + +#endif // ! MLN_MORPHO_CONTRAST_HH Index: mln/morpho/top_hat.hh --- mln/morpho/top_hat.hh (revision 0) +++ mln/morpho/top_hat.hh (revision 0) @@ -0,0 +1,138 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_TOP_HAT_HH +# define MLN_MORPHO_TOP_HAT_HH + +/*! \file mln/morpho/top_hat.hh + * + * \brief Morphological top-hats. + * + * \todo Save memory. + */ + +# include <mln/morpho/opening.hh> +# include <mln/morpho/closing.hh> + + +namespace mln +{ + + namespace morpho + { + + /*! Morphological white top-hat (for object / light objects). + * + * This operator is Id - ope_B. + */ + template <typename I, typename W, typename O> + void top_hat_white(const Image& input, const Window<W>& win, + Image<O>& output); + + + /*! Morphological black top-hat (for background / dark objects). + * + * This operator is clo_B - Id. + */ + template <typename I, typename W, typename O> + void top_hat_black(const Image& input, const Window<W>& win, + Image<O>& output); + + + /*! Morphological self-complementary top-hat. + * + * This operator is \n + * = top_hat_white + top_hat_black \n + * = (input - opening) + (closing - input) \n + * = closing - opening. \n + */ + template <typename I, typename W, typename O> + void top_hat_self_complementary(const Image& input, const Window<W>& win, + Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, typename O> + void top_hat_white(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + O temp(input.domain()); + opening(input, win, temp); // temp = opening + arith::minus(input, temp, output); // output = input - opening + + mln_postcondition(test::positive(output)); + } + + template <typename I, typename W, typename O> + void top_hat_black(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + closing(input, win, output); // output = closing + arith::minus_inplace(output, input); // now output = closing - input + + mln_postcondition(test::positive(output)); + } + + template <typename I, typename W, typename O> + void top_hat_self_complementary(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + closing(input, win, output); // output = closing + O temp(input.domain()); + opening(input, win, temp); // temp = opening + arith::minus_inplace(output, temp); // now output = closing - opening + + mln_postcondition(test::positive(output)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::morpho + +} // end of namespace mln + + +#endif // ! MLN_MORPHO_TOP_HAT_HH

1 0

1058: Replace 2D specific methods in 2D images by routines.
by Thierry Geraud 28 Aug '07

28 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Replace 2D specific methods in 2D images by routines. * mln/geom/max_col.hh: New. * mln/geom/nrows.hh: New. * mln/geom/min_row.hh: New. * mln/geom/max_row.hh: New. * mln/geom/ncols.hh: New. * mln/geom/size2d.hh: New. * mln/geom/min_col.hh: New. * mln/core/image2d_b.hh (image2d_b): Remove inheritance to box_impl. * tests/image2d_b.cc, * mln/core/pixter2d_b.hh, * mln/io/save_pgm.hh, * mln/io/load_pgm.hh, * mln/level/was.median.hh, * mln/level/median.hh, * mln/level/fast_median.hh, * mln/canvas/sbrowsing.hh: Update. mln/canvas/sbrowsing.hh | 7 ++-- mln/core/image2d_b.hh | 4 -- mln/core/pixter2d_b.hh | 5 ++- mln/geom/max_col.hh | 66 ++++++++++++++++++++++++++++++++++++++++++++++ mln/geom/max_row.hh | 66 ++++++++++++++++++++++++++++++++++++++++++++++ mln/geom/min_col.hh | 66 ++++++++++++++++++++++++++++++++++++++++++++++ mln/geom/min_row.hh | 66 ++++++++++++++++++++++++++++++++++++++++++++++ mln/geom/ncols.hh | 67 +++++++++++++++++++++++++++++++++++++++++++++++ mln/geom/nrows.hh | 67 +++++++++++++++++++++++++++++++++++++++++++++++ mln/geom/size2d.hh | 40 ++++++++++++++++++++++++++++ mln/io/load_pgm.hh | 10 +++---- mln/io/save_pgm.hh | 17 +++++------ mln/level/fast_median.hh | 4 +- mln/level/median.hh | 10 ++++--- mln/level/was.median.hh | 13 ++++----- tests/image2d_b.cc | 3 +- 16 files changed, 475 insertions(+), 36 deletions(-) Index: tests/image2d_b.cc --- tests/image2d_b.cc (revision 1057) +++ tests/image2d_b.cc (working copy) @@ -31,6 +31,7 @@ */ #include <mln/core/image2d_b.hh> +#include <mln/geom/size2d.hh> int main() @@ -43,6 +44,6 @@ image2d_b<int> f(nrows, ncols, border); - mln_assertion(f.npoints() = f.nrows() * f.ncols()); + mln_assertion(f.npoints() = geom::nrows(f) * geom::ncols(f)); mln_assertion(f.ncells() = (nrows + 2 * border) * (ncols + 2 * border)); } Index: mln/geom/max_col.hh --- mln/geom/max_col.hh (revision 0) +++ mln/geom/max_col.hh (revision 0) @@ -0,0 +1,66 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_MAX_COL_HH +# define MLN_GEOM_MAX_COL_HH + +/*! \file mln/geom/max_col.hh + * + * \brief Give the maximum column of an image. + */ + +# include <mln/core/concept/image.hh> + + +namespace mln +{ + + namespace geom + { + + /// Give the maximum column of an image. + template <typename I> + mln_coord(I) max_col(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + mln_coord(I) max_col(const Image& ima) + { + mln_precondition(exact(ima).has_data()); + return exact(ima).bbox().pmax().col(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::geom + +} // end of namespace mln + + +#endif // ! MLN_GEOM_MAX_COL_HH Index: mln/geom/nrows.hh --- mln/geom/nrows.hh (revision 0) +++ mln/geom/nrows.hh (revision 0) @@ -0,0 +1,67 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_NROWS_HH +# define MLN_GEOM_NROWS_HH + +/*! \file mln/geom/nrows.hh + * + * \brief Give the number of rows of an image. + */ + +# include <mln/geom/min_row.hh> +# include <mln/geom/max_row.hh> + + +namespace mln +{ + + namespace geom + { + + /// Give the number of rows of an image. + template <typename I> + unsigned nrows(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + unsigned nrows(const Image& ima) + { + mln_precondition(exact(ima).has_data()); + return geom::max_row(ima) - geom::min_row(ima) + 1; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::geom + +} // end of namespace mln + + +#endif // ! MLN_GEOM_NROWS_HH Index: mln/geom/min_row.hh --- mln/geom/min_row.hh (revision 0) +++ mln/geom/min_row.hh (revision 0) @@ -0,0 +1,66 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_MIN_ROW_HH +# define MLN_GEOM_MIN_ROW_HH + +/*! \file mln/geom/min_row.hh + * + * \brief Give the minimum row of an image. + */ + +# include <mln/core/concept/image.hh> + + +namespace mln +{ + + namespace geom + { + + /// Give the minimum row of an image. + template <typename I> + mln_coord(I) min_row(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + mln_coord(I) min_row(const Image& ima) + { + mln_precondition(exact(ima).has_data()); + return exact(ima).bbox().pmin().row(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::geom + +} // end of namespace mln + + +#endif // ! MLN_GEOM_MIN_ROW_HH Index: mln/geom/max_row.hh --- mln/geom/max_row.hh (revision 0) +++ mln/geom/max_row.hh (revision 0) @@ -0,0 +1,66 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_MAX_ROW_HH +# define MLN_GEOM_MAX_ROW_HH + +/*! \file mln/geom/max_row.hh + * + * \brief Give the maximum row of an image. + */ + +# include <mln/core/concept/image.hh> + + +namespace mln +{ + + namespace geom + { + + /// Give the maximum row of an image. + template <typename I> + mln_coord(I) max_row(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + mln_coord(I) max_row(const Image& ima) + { + mln_precondition(exact(ima).has_data()); + return exact(ima).bbox().pmax().row(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::geom + +} // end of namespace mln + + +#endif // ! MLN_GEOM_MAX_ROW_HH Index: mln/geom/ncols.hh --- mln/geom/ncols.hh (revision 0) +++ mln/geom/ncols.hh (revision 0) @@ -0,0 +1,67 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_NCOLS_HH +# define MLN_GEOM_NCOLS_HH + +/*! \file mln/geom/ncols.hh + * + * \brief Give the number of columns of an image. + */ + +# include <mln/geom/min_col.hh> +# include <mln/geom/max_col.hh> + + +namespace mln +{ + + namespace geom + { + + /// Give the number of columns of an image. + template <typename I> + unsigned ncols(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + unsigned ncols(const Image& ima) + { + mln_precondition(exact(ima).has_data()); + return geom::max_col(ima) - geom::min_col(ima) + 1; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::geom + +} // end of namespace mln + + +#endif // ! MLN_GEOM_NCOLS_HH Index: mln/geom/size2d.hh --- mln/geom/size2d.hh (revision 0) +++ mln/geom/size2d.hh (revision 0) @@ -0,0 +1,40 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_SIZE2D_HH +# define MLN_GEOM_SIZE2D_HH + +/*! \file mln/geom/size2d.hh + * + * \brief Facade to include 2D size access routines. + */ + +# include <mln/geom/nrows.hh> +# include <mln/geom/ncols.hh> + + +#endif // ! MLN_GEOM_SIZE2D_HH Index: mln/geom/min_col.hh --- mln/geom/min_col.hh (revision 0) +++ mln/geom/min_col.hh (revision 0) @@ -0,0 +1,66 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_GEOM_MIN_COL_HH +# define MLN_GEOM_MIN_COL_HH + +/*! \file mln/geom/min_col.hh + * + * \brief Give the minimum column of an image. + */ + +# include <mln/core/concept/image.hh> + + +namespace mln +{ + + namespace geom + { + + /// Give the minimum column of an image. + template <typename I> + mln_coord(I) min_col(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + mln_coord(I) min_col(const Image& ima) + { + mln_precondition(exact(ima).has_data()); + return exact(ima).bbox().pmin().col(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::geom + +} // end of namespace mln + + +#endif // ! MLN_GEOM_MIN_COL_HH Index: mln/core/pixter2d_b.hh --- mln/core/pixter2d_b.hh (revision 1057) +++ mln/core/pixter2d_b.hh (working copy) @@ -35,6 +35,7 @@ # include <mln/core/internal/pixel_iterator_base.hh> # include <mln/core/point2d.hh> +# include <mln/geom/size2d.hh> @@ -84,8 +85,8 @@ { mln_precondition(image.has_data()); border_x2_ = 2 * image.border(); - row_offset_ = image.max_col() - image.min_col() + 1 + border_x2_; - eor_ = & image.at(image.min_row(), image.max_col()) + 1; + row_offset_ = geom::max_col(image) - geom::min_col(image) + 1 + border_x2_; + eor_ = & image.at(geom::min_row(image), geom::max_col(image)) + 1; } template <typename I> Index: mln/core/image2d_b.hh --- mln/core/image2d_b.hh (revision 1057) +++ mln/core/image2d_b.hh (working copy) @@ -34,7 +34,6 @@ */ # include <mln/core/internal/image_base.hh> -# include <mln/core/internal/box_impl.hh> # include <mln/core/box2d.hh> # include <mln/border/thickness.hh> @@ -75,8 +74,7 @@ * thickness around data. */ template <typename T> - struct image2d_b : public internal::image_base_< box2d, image2d_b<T> >, - public internal::box_impl_< 2, int, image2d_b<T> > + struct image2d_b : public internal::image_base_< box2d, image2d_b<T> > { // Warning: just to make effective types appear in Doxygen: typedef box2d pset; Index: mln/io/save_pgm.hh --- mln/io/save_pgm.hh (revision 1057) +++ mln/io/save_pgm.hh (working copy) @@ -33,6 +33,7 @@ # include <fstream> # include <mln/core/image2d_b.hh> +# include <mln/geom/size2d.hh> # include <mln/value/int_u8.hh> @@ -53,16 +54,16 @@ } file << "P5" << std::endl; file << "# olena" << std::endl; - file << ima.ncols() << ' ' << ima.nrows() << std::endl; + file << geom::ncols(ima) << ' ' << geom::nrows(ima) << std::endl; file << "255" << std::endl; const int - min_row = ima.domain().pmin().row(), - max_row = ima.domain().pmax().row(); + min_row = geom::min_row(ima), + max_row = geom::max_row(ima); point2d p; if (sizeof(value::int_u8) = 1) { - p.col() = ima.domain().pmin().col(); - size_t len = ima.ncols(); + p.col() = geom::min_col(ima); + size_t len = geom::ncols(ima); for (p.row() = min_row; p.row() <= max_row; ++p.row()) file.write((char*)(& ima(p)), len); } @@ -70,10 +71,8 @@ { // FIXME: code for g++-2.95 when sizeof(int_u8) = 2!!! const int - min_col = ima.domain().pmin().col(), - max_col = ima.domain().pmax().col(); - std::cout << min_row << ' ' << max_row << std::endl; - std::cout << min_col << ' ' << max_col << std::endl; + min_col = geom::min_col(ima), + max_col = geom::max_col(ima); for (p.row() = min_row; p.row() <= max_row; ++p.row()) for (p.col() = min_col; p.col() <= max_col; ++p.col()) { Index: mln/io/load_pgm.hh --- mln/io/load_pgm.hh (revision 1057) +++ mln/io/load_pgm.hh (working copy) @@ -137,11 +137,11 @@ point2d p = make::point2d(0, ima.domain().pmin().col()); typedef mln_value(I) V; const mln_coord(I) - min_row = ima.domain().pmin().row(), - max_row = ima.domain().pmax().row(); + min_row = geom::min_row(ima), + max_row = geom::max_row(ima); if (sizeof(V) = 1) { - size_t len = ima.ncols() * sizeof(mln_enc(V)); + size_t len = geom::ncols(ima) * sizeof(mln_enc(V)); for (p.row() = min_row; p.row() <= max_row; ++p.row()) file.read((char*)(& ima(p)), len); } @@ -149,8 +149,8 @@ { // FIXME: code for g++-2.95 when sizeof(int_u8) = 2!!! const mln_coord(I) - min_col = ima.domain().pmin().col(), - max_col = ima.domain().pmax().col(); + min_col = geom::min_col(ima), + max_col = geom::max_col(ima); for (p.row() = min_row; p.row() <= max_row; ++p.row()) for (p.col() = min_col; p.col() <= max_col; ++p.col()) { Index: mln/level/was.median.hh --- mln/level/was.median.hh (revision 1057) +++ mln/level/was.median.hh (working copy) @@ -55,8 +55,8 @@ mln_precondition(output.has_data()); int - min_row = input.min_row(), max_row = input.max_row(), - min_col = input.min_col(), max_col = input.max_col(); + min_row = geom::min_row(input), max_row = geom::max_row(input), + min_col = geom::min_col(input), max_col = geom::max_col(input); window2d win_fwd_plus = win - (win + left), @@ -76,7 +76,7 @@ // initialization - p = input.domain().pmin() + up; + p = input.bbox().pmin() + up; med.init(); { mln_qiter(W) q(win, p); @@ -137,9 +137,8 @@ { const int - max_row = input.max_row(), - min_col = input.min_col(), - max_col = input.max_col(); + min_row = geom::min_row(input), max_row = geom::max_row(input), + min_col = geom::min_col(input), max_col = geom::max_col(input); const unsigned half = win.length() / 2; point2d p; @@ -148,7 +147,7 @@ accu::median<mln_vset(I)> med(input.values()); - for (row = input.min_row(); row <= max_row; ++row) + for (row = min_row; row <= max_row; ++row) { int ct, cu; Index: mln/level/median.hh --- mln/level/median.hh (revision 1057) +++ mln/level/median.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/concept/image.hh> +# include <mln/geom/size2d.hh> # include <mln/core/window2d.hh> # include <mln/core/win/hline2d.hh> @@ -162,9 +163,10 @@ { typedef mln_coord(I) coord; const coord - max_row = input.bbox().max_row(), - min_col = input.bbox().min_col(), - max_col = input.bbox().max_col(); + min_row = geom::min_row(input), + max_row = geom::max_row(input), + min_col = geom::min_col(input), + max_col = geom::max_col(input); const coord half = win.length() / 2; point2d p; @@ -179,7 +181,7 @@ accu::median<mln_vset(I)> med(input.values()); - for (row = input.bbox().min_row(); row <= max_row; ++row) + for (row = min_row; row <= max_row; ++row) { pt.row() = pu.row() = row; Index: mln/level/fast_median.hh --- mln/level/fast_median.hh (revision 1057) +++ mln/level/fast_median.hh (working copy) @@ -73,8 +73,8 @@ mln_precondition(output.has_data()); int - min_row = input.min_row(), max_row = input.max_row(), - min_col = input.min_col(), max_col = input.max_col(); + min_row = geom::min_row(input), max_row = geom::max_row(input), + min_col = geom::min_col(input), max_col = geom::max_col(input); window2d win_fwd_plus = win - (win + left), Index: mln/canvas/sbrowsing.hh --- mln/canvas/sbrowsing.hh (revision 1057) +++ mln/canvas/sbrowsing.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/dpoint2d.hh> // for "up" +# include <mln/geom/size2d.hh> namespace mln @@ -69,11 +70,11 @@ { mln_precondition(f.input.has_data()); int - min_row = f.input.min_row(), max_row = f.input.max_row(), - min_col = f.input.min_col(), max_col = f.input.max_col(); + min_row = geom::min_row(f.input), max_row = geom::max_row(f.input), + min_col = geom::min_col(f.input), max_col = geom::max_col(f.input); // p - f.p = f.input.domain().pmin() + up; + f.p = f.input.bbox().pmin() + up; int& row = f.p.row(); int& col = f.p.col();

1 0

1057: Fix compilation errors.
by Thierry Geraud 28 Aug '07

28 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Fix compilation errors. * tests/run_pset.cc: Fix and clean. * tests/README: Augment. * tests/erosion.cc: Clean. * mln/core/internal/run_pset.hh: Fix. * mln/core/concept/function.hh: Add explicit calls to cpy ctors. mln/core/concept/function.hh | 23 ++++++++---- mln/core/internal/run_pset.hh | 2 - tests/README | 16 ++++++++ tests/erosion.cc | 7 ++- tests/run_pset.cc | 77 ++++++++++++++++++++++++++---------------- 5 files changed, 85 insertions(+), 40 deletions(-) Index: tests/run_pset.cc --- tests/run_pset.cc (revision 1056) +++ tests/run_pset.cc (working copy) @@ -1,58 +1,79 @@ -#include <mln/core/internal/run_pset.hh> +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/run_pset.cc + * + * \brief Test on mln::internal::run_pset_ and related tools. + */ + #include <mln/core/image2d_b.hh> -#include <iostream> +#include <mln/core/internal/run_pset.hh> -using namespace mln; template <typename Pset> -void -parc(const Pset& pset) +void parc(const Pset& pset) { - typename Pset::fwd_piter it_(pset); - + mln_fwd_piter(Pset) it_(pset); for_all(it_) - { - std::cout << (typename Pset::point) it_ << std::endl; - } - - typename Pset::bkd_piter rit_(pset); + std::cout << it_ << std::endl; + mln_bkd_piter(Pset) rit_(pset); for_all(rit_) - { - std::cout << (typename Pset::point) rit_ << std::endl; - } + std::cout << rit_ << std::endl; } -int -main() +int main() { + using namespace mln; + point2d p, q, r; p = make::point2d(2, 4); q = make::point2d(18, 42); r = make::point2d(50, 76); // Psite declaration - run_psite<point2d> site(p, 5, 0); - run_psite<point2d> site2(r, 40, 0); + internal::run_psite<point2d> site(p, 5, 0); + internal::run_psite<point2d> site2(r, 40, 0); // Pset test internal::run_pset_<point2d> ps; ps.insert(p, 7); - assert(ps.npoints() = 7); + mln_assertion(ps.npoints() = 7); ps.insert(q, 42); - assert(ps.npoints() = 49); + mln_assertion(ps.npoints() = 49); - assert(ps.has(site)); - assert(!ps.has(site2)); + mln_assertion(ps.has(site)); + mln_assertion(!ps.has(site2)); ps.insert(r, 14); - assert(!ps.has(site2)); - - // FIXME bbox test + mln_assertion(!ps.has(site2)); - parc(ps); - return 0; + // parc(ps); } Index: tests/README --- tests/README (revision 1056) +++ tests/README (working copy) @@ -4,14 +4,28 @@ * compilation +** g++-4.1 +*** options +-ansi -pedantic -W -Wall -Wextra -Wconversion +*** sample g++-4.1 -ansi -pedantic -W -Wall -Wextra -Wconversion -I.. sample.cc +** g++-2.95 +*** options +-ansi -pedantic -W -Wall -Wconversion -ftemplate-depth-51 +*** sample g++-2.95 -ansi -pedantic -W -Wall -Wconversion -ftemplate-depth-51 -I.. sample.cc +** icpc-9.1 +*** options +-w1 -Wcheck -Werror -ansi +*** sample +icpc-9.1 -w1 -Wcheck -Werror -ansi -I.. sample.cc + * bench +** median naive: 18s median: 1s approx: 0.05s - Index: tests/erosion.cc --- tests/erosion.cc (revision 1056) +++ tests/erosion.cc (working copy) @@ -54,12 +54,13 @@ win::rectangle2d rec(21, 21); border::thickness = 66; - image2d_b<int_u8> - lena = io::load_pgm("../img/lena.pgm"), - out(lena.domain()); + image2d_b<int_u8> lena = io::load_pgm("../img/lena.pgm"); + { + image2d_b<int_u8> out(lena.domain()); morpho::erosion(lena, rec, out); io::save_pgm(out, "out.pgm"); + } { image2d_b<bool> bin(lena.domain()), out(lena.domain()); Index: mln/core/internal/run_pset.hh --- mln/core/internal/run_pset.hh (revision 1056) +++ mln/core/internal/run_pset.hh (working copy) @@ -217,7 +217,7 @@ } template <typename P, typename E> - run_piter_<P, E>::operator typename run_piter_<P, E>::psite () const + run_piter_<P, E>::operator internal::run_psite () const { return site_; } Index: mln/core/concept/function.hh --- mln/core/concept/function.hh (revision 1056) +++ mln/core/concept/function.hh (working copy) @@ -148,7 +148,8 @@ } template <typename E> - Function<E>::Function(const Function<E>&) + Function<E>::Function(const Function<E>& rhs) + : Object<E>(rhs) { } @@ -158,7 +159,8 @@ } template <typename E> - Function_v2v<E>::Function_v2v(const Function_v2v<E>&) + Function_v2v<E>::Function_v2v(const Function_v2v<E>& rhs) + : Function<E>(rhs) { } @@ -168,7 +170,8 @@ } template <typename E> - Function_i2v<E>::Function_i2v(const Function_i2v<E>&) + Function_i2v<E>::Function_i2v(const Function_i2v<E>& rhs) + : Function_v2v<E>(rhs) { } @@ -178,7 +181,8 @@ } template <typename E> - Function_p2v<E>::Function_p2v(const Function_p2v<E>&) + Function_p2v<E>::Function_p2v(const Function_p2v<E>& rhs) + : Function_v2v<E>(rhs) { } @@ -188,7 +192,8 @@ } template <typename E> - Function_v2b<E>::Function_v2b(const Function_v2b<E>&) + Function_v2b<E>::Function_v2b(const Function_v2b<E>& rhs) + : Function_v2v<E>(rhs) { } @@ -198,7 +203,10 @@ } template <typename E> - Function_p2b<E>::Function_p2b(const Function_p2b<E>&) + Function_p2b<E>::Function_p2b(const Function_p2b<E>& rhs) + : Function_v2v<E>(rhs), + Function_p2v<E>(rhs), + Function_v2b<E>(rhs) { } @@ -208,7 +216,8 @@ } template <typename E> - Function_p2p<E>::Function_p2p(const Function_p2p<E>&) + Function_p2p<E>::Function_p2p(const Function_p2p<E>& rhs) + : Function_p2v<E>(rhs) { }

1 0

1056: Augment morpho and add saturation for int-like types.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Augment morpho and add saturation for int-like types. * mln/arith/minus.hh (minus_inplace): New. * mln/arith/plus.hh (plus_inplace): New. * mln/fun/v2v/saturate.hh: New. * mln/level/abs.hh: New. * mln/level/saturate.hh: New. * mln/linear/sobel.hh: Update. * mln/math/round.hh (round_): Rename as... (round): ...this. * tests/convolve.cc, * tests/line_convolve.cc, * tests/sobel.cc: Update. * mln/linear/line_convolve.hh, * mln/linear/line_x2_convolve.hh, * mln/make/w_window_line.hh: Unconst array literals to help g++-2.95. * mln/core/concept/function.hh (Function_v2b): New. * mln/core/macros.hh (mln_value_): New. * mln/fun/ops.hh (l_, r_, f_): Add const. (mln_decl_binary_expr_): Use 'Out' part of fun type name. (mln_decl_unary_expr_): Likewise. New overload for "v2v -> v2b" operators. * mln/fun/v2v/id.hh: New. * mln/level/assign.hh, * mln/level/fill.hh: Add todo. * mln/morpho/erosion.hh: Update. * mln/morpho/includes.hh, * mln/morpho/closing.hh, * mln/morpho/dilation.hh * mln/morpho/gradient.hh * mln/morpho/opening.hh: New. * mln/test: New directory. * mln/test/positive.hh, * mln/test/predicate.hh, * tests/morpho_gradient.cc: New. mln/arith/minus.hh | 72 +++++++++++++++++++-- mln/arith/plus.hh | 42 ++++++++++++ mln/core/concept/function.hh | 70 ++++++++++++++++++++ mln/core/macros.hh | 1 mln/fun/internal/selector.hh | 22 +++--- mln/fun/ops.hh | 42 +++++++++--- mln/fun/v2v/id.hh | 77 ++++++++++++++++++++++ mln/fun/v2v/saturate.hh | 105 ++++++++++++++++++++++++++++++ mln/level/abs.hh | 89 ++++++++++++++++++++++++++ mln/level/assign.hh | 2 mln/level/fill.hh | 2 mln/level/saturate.hh | 121 +++++++++++++++++++++++++++++++++++ mln/linear/line_convolve.hh | 4 - mln/linear/line_x2_convolve.hh | 4 - mln/linear/sobel.hh | 16 ++-- mln/make/w_window_line.hh | 4 - mln/math/round.hh | 4 - mln/morpho/closing.hh | 79 +++++++++++++++++++++++ mln/morpho/dilation.hh | 102 ++++++++++++++++++++++++++++++ mln/morpho/erosion.hh | 32 ++++----- mln/morpho/gradient.hh | 139 +++++++++++++++++++++++++++++++++++++++++ mln/morpho/includes.hh | 56 ++++++++++++++++ mln/morpho/opening.hh | 79 +++++++++++++++++++++++ mln/test/positive.hh | 73 +++++++++++++++++++++ mln/test/predicate.hh | 128 +++++++++++++++++++++++++++++++++++++ tests/convolve.cc | 2 tests/line_convolve.cc | 3 tests/morpho_gradient.cc | 58 +++++++++++++++++ tests/sobel.cc | 6 - tests/test_positive.cc | 64 ++++++++++++++++++ 30 files changed, 1431 insertions(+), 67 deletions(-) Index: tests/convolve.cc --- tests/convolve.cc (revision 1055) +++ tests/convolve.cc (working copy) @@ -63,7 +63,7 @@ image2d_b<float> tmp(lena.domain()); linear::convolve(lena, w, tmp); - level::transform(tmp, math::round_<int_u8>(), out); + level::transform(tmp, math::round<int_u8>(), out); io::save_pgm(out, "out.pgm"); } Index: tests/sobel.cc --- tests/sobel.cc (revision 1055) +++ tests/sobel.cc (working copy) @@ -32,13 +32,11 @@ #include <mln/core/image2d_b.hh> #include <mln/value/int_u8.hh> +#include <mln/level/saturate.hh> #include <mln/io/load_pgm.hh> #include <mln/io/save_pgm.hh> -#include <mln/math/round_sat.hh> -#include <mln/level/transform.hh> - #include <mln/border/thickness.hh> #include <mln/linear/sobel.hh> @@ -57,6 +55,6 @@ image2d_b<int> tmp(lena.domain()); linear::sobel(lena, tmp); - level::transform(tmp, math::round_sat_<int_u8>(), out); + level::saturate(tmp, out); io::save_pgm(out, "out.pgm"); } Index: tests/test_positive.cc --- tests/test_positive.cc (revision 0) +++ tests/test_positive.cc (revision 0) @@ -0,0 +1,64 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/test_positive.cc + * + * \brief Tests on mln::test::positive. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/level/fill.hh> +#include <mln/test/positive.hh> + + +// both test routines can be called with a p2b function + +template <typename F> +void test_p2v(const mln::Function_p2v<F>&) +{ +} + +template <typename F> +void test_v2b(const mln::Function_v2b<F>&) +{ +} + + + +int main() +{ + using namespace mln; + typedef image2d_b<int> I; + + I ima(1,1); + level::fill(ima, 0); + + test_v2b(fun::v2v::id<mln_value_(I)>() >= pw::cst(0)); + + // test2(fun::v2v::id<mln_value_(I)>() >= pw::cst(0)); + // test::positive(ima); +} Index: tests/line_convolve.cc --- tests/line_convolve.cc (revision 1055) +++ tests/line_convolve.cc (working copy) @@ -36,7 +36,6 @@ #include <mln/io/load_pgm.hh> #include <mln/io/save_pgm.hh> #include <mln/math/round.hh> -#include <mln/math/round_sat.hh> #include <mln/level/transform.hh> #include <mln/core/w_window2d_float.hh> @@ -59,6 +58,6 @@ float ws[] = { .11, .11, .11, .11, .11, .11, .11, .11, .11 }; linear::line_convolve(lena, ws, tmp); - level::transform(tmp, math::round_<int_u8>(), out); + level::transform(tmp, math::round<int_u8>(), out); io::save_pgm(out, "out.pgm"); } Index: tests/morpho_gradient.cc --- tests/morpho_gradient.cc (revision 0) +++ tests/morpho_gradient.cc (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/erosion.cc + * + * \brief Test on mln::morpho::erosion. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/core/win/rectangle2d.hh> + +#include <mln/io/load_pgm.hh> +#include <mln/io/save_pgm.hh> + +#include <mln/value/int_u8.hh> +#include <mln/morpho/gradient.hh> + + + +int main() +{ + using namespace mln; + using value::int_u8; + + win::rectangle2d rect(5, 5); + border::thickness = 2; + + image2d_b<int_u8> + lena = io::load_pgm("../img/tiny.pgm"), + out(lena.domain()); + + morpho::gradient(lena, rect, out); + io::save_pgm(out, "out.pgm"); +} Index: mln/test/positive.hh --- mln/test/positive.hh (revision 0) +++ mln/test/positive.hh (revision 0) @@ -0,0 +1,73 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_TEST_POSITIVE_HH +# define MLN_TEST_POSITIVE_HH + +/*! \file mln/test/positive.hh + * + * \brief Test if an image only contains positive values. + */ + +# include <mln/test/predicate.hh> +# include <mln/pw/all.hh> +# include <mln/fun/v2v/id.hh> + + +namespace mln +{ + + namespace test + { + + /// Test if an image only contains positive values. + template <typename I> + bool positive(const Image& input); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + bool positive(const Image& input_) + { + const I& input = exact(input_); + mln_precondition(input.has_data()); + return test::predicate(input.domain(), + pw::value(input) >= pw::cst(0)); + // FIXME: test the version below. +// return test::predicate(input, +// fun::v2v::id<mln_value(I)>() >= pw::cst(0)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::test + +} // end of namespace mln + + +#endif // ! MLN_TEST_POSITIVE_HH Index: mln/test/predicate.hh --- mln/test/predicate.hh (revision 0) +++ mln/test/predicate.hh (revision 0) @@ -0,0 +1,128 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_TEST_PREDICATE_HH +# define MLN_TEST_PREDICATE_HH + +/*! \file mln/test/predicate.hh + * + * \brief Test a predicate on the pixel values of an image. + */ + +# include <mln/core/concept/image.hh> +# include <mln/core/concept/function.hh> +# include <mln/core/concept/point_set.hh> + + +namespace mln +{ + + namespace test + { + + /*! Test if all pixel values of \p ima verify the predicate \p + * f. + * + * \param[in] ima The image. + * \param[in] f The predicate. + */ + template <typename I, typename F> + bool predicate(const Image& ima, const Function_v2b<F>& f); + + + /*! Test if all points of \p pset verify the predicate \p f. + * + * \param[in] pset The point set. + * \param[in] f The predicate. + */ + template <typename S, typename F> + bool predicate(const Point_Set<S>& pset, const Function_p2b<F>& f); + + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I, typename F> + bool predicate_(const Image& ima_, const F& f) + { + const I& ima = exact(ima_); + mln_piter(I) p(ima.domain()); + for_all(p) + if (! f(ima(p))) + return false; + return true; + } + + template <typename I, typename F> + bool predicate_(const Fast_Image& ima_, const F& f) + { + const I& ima = exact(ima_); + mln_pixter(const I) pxl(ima); + for_all(pxl) + if (! f(pxl.val())) + return false; + return true; + } + + template <typename S, typename F> + bool predicate_(const Point_Set<S>& pset, const F& f) + { + mln_piter(S) p(exact(pset)); + for_all(p) + if (! f(p)) + return false; + return true; + } + + } // end of namespace mln::test::impl + + + // Facades. + + template <typename I, typename F> + bool predicate(const Image& ima, const Function_v2b<F>& f) + { + mln_precondition(exact(ima).has_data()); + return impl::predicate_(exact(ima), exact(f)); + } + + template <typename S, typename F> + bool predicate(const Point_Set<S>& pset, const Function_p2b<F>& f) + { + return impl::predicate_(exact(pset), exact(f)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::test + +} // end of namespace mln + + +#endif // ! MLN_TEST_PREDICATE_HH Index: mln/pw/value.hh Index: mln/core/macros.hh --- mln/core/macros.hh (revision 1055) +++ mln/core/macros.hh (working copy) @@ -148,6 +148,7 @@ /// Shortcut to access the value type associated to T. # define mln_value(T) typename T::value +# define mln_value_(T) T::value /// Shortcut to the kind of values for an image with type \c I. # define mln_value_kind(I) typename mln::value::props< mln_value(I) >::kind Index: mln/core/concept/function.hh --- mln/core/concept/function.hh (revision 1055) +++ mln/core/concept/function.hh (working copy) @@ -53,6 +53,7 @@ */ protected: Function(); + Function(const Function&); }; @@ -65,6 +66,7 @@ { protected: Function_v2v(); + Function_v2v(const Function_v2v&); }; @@ -77,6 +79,7 @@ { protected: Function_i2v(); + Function_i2v(const Function_i2v&); }; @@ -85,10 +88,25 @@ /// Base class for implementation of function-objects from point to /// value. template <typename E> - struct Function_p2v : public Function_v2v<E> + struct Function_p2v : public virtual Function_v2v<E> { protected: Function_p2v(); + Function_p2v(const Function_p2v&); + }; + + + // Value -> bool. + + /// Base class for implementation of function-objects from value to + /// bool. + template <typename E> + struct Function_v2b : public virtual Function_v2v<E> + { + typedef bool result; + protected: + Function_v2b(); + Function_v2b(const Function_v2b&); }; @@ -97,11 +115,13 @@ /// Base class for implementation of function-objects from point to /// bool. template <typename E> - struct Function_p2b : public Function_p2v<E> + struct Function_p2b : public Function_p2v<E>, + public Function_v2b<E> { typedef bool result; protected: Function_p2b(); + Function_p2b(const Function_p2b&); }; @@ -114,6 +134,7 @@ { protected: Function_p2p(); + Function_p2p(const Function_p2p&); }; @@ -127,25 +148,70 @@ } template <typename E> + Function<E>::Function(const Function<E>&) + { + } + + template <typename E> Function_v2v<E>::Function_v2v() { } template <typename E> + Function_v2v<E>::Function_v2v(const Function_v2v<E>&) + { + } + + template <typename E> Function_i2v<E>::Function_i2v() { } template <typename E> + Function_i2v<E>::Function_i2v(const Function_i2v<E>&) + { + } + + template <typename E> Function_p2v<E>::Function_p2v() { } template <typename E> + Function_p2v<E>::Function_p2v(const Function_p2v<E>&) + { + } + + template <typename E> + Function_v2b<E>::Function_v2b() + { + } + + template <typename E> + Function_v2b<E>::Function_v2b(const Function_v2b<E>&) + { + } + + template <typename E> Function_p2b<E>::Function_p2b() { } + template <typename E> + Function_p2b<E>::Function_p2b(const Function_p2b<E>&) + { + } + + template <typename E> + Function_p2p<E>::Function_p2p() + { + } + + template <typename E> + Function_p2p<E>::Function_p2p(const Function_p2p<E>&) + { + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln Index: mln/fun/ops.hh --- mln/fun/ops.hh (revision 1055) +++ mln/fun/ops.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/concept/function.hh> +# include <mln/fun/internal/selector.hh> @@ -43,11 +44,12 @@ { \ \ template <typename L, typename R> \ - struct Name##_expr_ : public Function_##Out < Name##_expr_<L,R> > \ + struct Name##_##Out##_expr_ \ + : public Function_##Out < Name##_##Out##_expr_<L,R> > \ { \ typedef mln_result(L) result; \ \ - Name##_expr_(const L& l, const R& r) \ + Name##_##Out##_expr_(const L& l, const R& r) \ : l_(l), r_(r) \ { \ } \ @@ -59,17 +61,17 @@ } \ \ protected: \ - L l_; \ - R r_; \ + const L l_; \ + const R r_; \ }; \ \ } \ \ template <typename L, typename R> \ - fun::Name##_expr_<L,R> \ + fun::Name##_##Out##_expr_<L,R> \ operator Symbol (const Function_##In<L>& lhs, const Function_##In<R>& rhs) \ { \ - fun::Name##_expr_<L,R> tmp(exact(lhs), exact(rhs)); \ + fun::Name##_##Out##_expr_<L,R> tmp(exact(lhs), exact(rhs)); \ return tmp; \ } \ \ @@ -82,11 +84,12 @@ { \ \ template <typename F> \ - struct Name##_expr_ : public Function_##Out< Name##_expr_<F> > \ + struct Name##_##Out##_expr_ \ + : public Function_##Out< Name##_##Out##_expr_<F> > \ { \ typedef mln_result(F) result; \ \ - Name##_expr_(const F& f) \ + Name##_##Out##_expr_(const F& f) \ : f_(f) \ { \ } \ @@ -98,16 +101,16 @@ } \ \ protected: \ - F f_; \ + const F f_; \ }; \ \ } \ \ template <typename F> \ - fun::Name##_expr_<F> \ + fun::Name##_##Out##_expr_<F> \ operator Symbol (const Function_##In<F>& f) \ { \ - fun::Name##_expr_<F> tmp(exact(f)); \ + fun::Name##_##Out##_expr_<F> tmp(exact(f)); \ return tmp; \ } \ \ @@ -117,6 +120,7 @@ namespace mln { + // -> p2v mln_decl_binary_expr_(p2v, p2b, equal, =); mln_decl_binary_expr_(p2v, p2b, not_equal, !=); @@ -141,6 +145,22 @@ mln_decl_unary_expr_(p2v, p2v, uplus, +); mln_decl_unary_expr_(p2v, p2v, uminus, -); + // -> v2b + + mln_decl_binary_expr_(v2v, v2b, equal, =); + mln_decl_binary_expr_(v2v, v2b, not_equal, !=); + + mln_decl_binary_expr_(v2v, v2b, less, <); + mln_decl_binary_expr_(v2v, v2b, less_or_equal, <=); + mln_decl_binary_expr_(v2v, v2b, greater_or_equal, >=); + mln_decl_binary_expr_(v2v, v2b, greater, >); + + mln_decl_binary_expr_(v2b, v2b, and, &&); + mln_decl_binary_expr_(v2b, v2b, or, ||); + mln_decl_binary_expr_(v2b, v2b, xor, ^); + + mln_decl_unary_expr_(v2b, v2b, not, !); + } // end of namespace mln Index: mln/fun/internal/selector.hh --- mln/fun/internal/selector.hh (revision 1055) +++ mln/fun/internal/selector.hh (working copy) @@ -51,11 +51,13 @@ // Function_v2v // | - // + -- Function_i2v - // | - // + -- Function_p2v - // | - // + -- Function_p2b + // + ---------------------- Function_v2b + // | | + // + -- Function_i2v | + // | | + // + -- Function_p2v | + // | | + // + -- Function_p2b -- + // | // + -- Function_p2p @@ -69,9 +71,9 @@ template <int arg, int res, typename E> struct helper_selector_; - // no b2* type => v2v type + // b2* => v2v type, except for v2b template <typename E> - struct helper_selector_< b_, b_, E > { typedef Function_v2v<E> ret; }; + struct helper_selector_< b_, b_, E > { typedef Function_v2b<E> ret; }; template <typename E> struct helper_selector_< b_, i_, E > { typedef Function_v2v<E> ret; }; template <typename E> @@ -79,7 +81,7 @@ template <typename E> struct helper_selector_< b_, v_, E > { typedef Function_v2v<E> ret; }; - // i2* => only i2v type + // i2* => i2v type template <typename E> struct helper_selector_< i_, b_, E > { typedef Function_i2v<E> ret; }; template <typename E> @@ -99,9 +101,9 @@ template <typename E> struct helper_selector_< p_, v_, E > { typedef Function_p2v<E> ret; }; - // v2* => only v2v type + // v2* => v2v type, except for v2b template <typename E> - struct helper_selector_< v_, b_, E > { typedef Function_v2v<E> ret; }; + struct helper_selector_< v_, b_, E > { typedef Function_v2b<E> ret; }; template <typename E> struct helper_selector_< v_, i_, E > { typedef Function_v2v<E> ret; }; template <typename E> Index: mln/fun/v2v/saturate.hh --- mln/fun/v2v/saturate.hh (revision 0) +++ mln/fun/v2v/saturate.hh (revision 0) @@ -0,0 +1,105 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_FUN_V2V_SATURATE_HH +# define MLN_FUN_V2V_SATURATE_HH + +/*! \file mln/fun/v2v/saturate.hh + * + * \brief FIXME. + */ + +# include <mln/core/concept/function.hh> +# include <mln/value/props.hh> + + +namespace mln +{ + + namespace fun + { + + namespace v2v + { + + // FIXME: Doc! + + template <typename V> + struct saturate : public Function_v2v< saturate<V> > + { + saturate(); + saturate(const V& min, const V& max); + + typedef V result; + + template <typename W> + V operator()(const W& v) const; + + protected: + V min_, max_; + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename V> + saturate<V>::saturate() + : min_(mln_min(V)), + max_(mln_max(V)) + { + } + + template <typename V> + saturate<V>::saturate(const V& min, const V& max) + : min_(min), + max_(max) + { + mln_precondition(max > min); + } + + template <typename V> + template <typename W> + V + saturate<V>::operator()(const W& v) const + { + if (v < min_) + return min_; + if (v > max_) + return max_; + return v; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::fun::v2v + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_V2V_SATURATE_HH Index: mln/fun/v2v/id.hh --- mln/fun/v2v/id.hh (revision 0) +++ mln/fun/v2v/id.hh (revision 0) @@ -0,0 +1,77 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_FUN_V2V_ID_HH +# define MLN_FUN_V2V_ID_HH + +/*! \file mln/fun/id.hh + * + * \brief FIXME. + */ + +# include <mln/fun/internal/selector.hh> + + +namespace mln +{ + + namespace fun + { + + namespace v2v + { + + // FIXME: Doc! + + template <typename T> + struct id + : fun::internal::selector_<T, T, id<T> >::ret + { + typedef T result; + T operator()(const T& t) const; + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename T> + T + id<T>::operator()(const T& t) const + { + return t; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::fun::v2v + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_V2V_ID_HH Index: mln/math/round.hh --- mln/math/round.hh (revision 1055) +++ mln/math/round.hh (working copy) @@ -47,7 +47,7 @@ template <typename R> - struct round_ : public Function_v2v< round_<R> > + struct round : public Function_v2v< round<R> > { typedef R result; @@ -61,7 +61,7 @@ template <typename R> template <typename T> - R round_<R>::operator()(const T& v) const + R round<R>::operator()(const T& v) const { return (long int)(v + 0.49999); // FIXME: !!! } Index: mln/morpho/dilation.hh --- mln/morpho/dilation.hh (revision 0) +++ mln/morpho/dilation.hh (revision 0) @@ -0,0 +1,102 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_DILATION_HH +# define MLN_MORPHO_DILATION_HH + +/*! \file mln/morpho/dilation.hh + * + * \brief Morphological dilation. + * + * \todo Mimic erosion.hh when completed. + */ + +# include <mln/morpho/includes.hh> + + +namespace mln +{ + + namespace morpho + { + + /*! Morphological dilation. + */ + template <typename I, typename W, typename O> + void dilation(const Image& input, const Window<W>& win, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I, typename W, typename O> + void dilation_on_function(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + accu::max<mln_value(I)> max; + + mln_piter(I) p(input.domain()); + mln_qiter(W) q(win, p); + for_all(p) + { + max.init(); + for_all(q) if (input.has(q)) + max.take(input(q)); + output(p) = max.to_value(); + } + } + + } // end of namespace mln::morpho::impl + + + // Facade. + + template <typename I, typename W, typename O> + void dilation(const Image& input, const Window<W>& win, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + mln_precondition(! exact(win).is_empty()); + + impl::dilation_on_function(input, win, output); + + if (exact(win).is_centered()) + mln_postcondition(output >= input); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::morpho + +} // end of namespace mln + + +#endif // ! MLN_MORPHO_DILATION_HH Index: mln/morpho/includes.hh --- mln/morpho/includes.hh (revision 0) +++ mln/morpho/includes.hh (revision 0) @@ -0,0 +1,56 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_INCLUDES_HH +# define MLN_MORPHO_INCLUDES_HH + +/*! \file mln/morpho/includes.hh + * + * \brief Basic list of includes for all files in mln/morpho/. + */ + + +# include <mln/core/concept/image.hh> +# include <mln/core/concept/window.hh> + +# include <mln/accu/min.hh> +# include <mln/accu/max.hh> + +# include <mln/arith/minus.hh> + +# include <mln/level/compare.hh> +# include <mln/level/fill.hh> + +# include <mln/border/resize.hh> +# include <mln/border/fill.hh> + +# include <mln/morpho/dilation.hh> +# include <mln/morpho/erosion.hh> + + + +#endif // ! MLN_MORPHO_INCLUDES_HH Index: mln/morpho/gradient.hh --- mln/morpho/gradient.hh (revision 0) +++ mln/morpho/gradient.hh (revision 0) @@ -0,0 +1,139 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_GRADIENT_HH +# define MLN_MORPHO_GRADIENT_HH + +/*! \file mln/morpho/gradient.hh + * + * \brief Morphological gradient. + */ + +# include <mln/morpho/includes.hh> +# include <mln/test/positive.hh> + + +namespace mln +{ + + namespace morpho + { + + /*! Morphological gradient. + * + * This operator is d_B - e_B. + */ + template <typename I, typename W, typename O> + void gradient(const Image& input, const Window<W>& win, + Image<O>& output); + + + /*! Morphological internal gradient. + * + * This operator is Id - e_B. + */ + template <typename I, typename W, typename O> + void gradient_internal(const Image& input, const Window<W>& win, + Image<O>& output); + + + /*! Morphological external gradient. + * + * This operator is d_B - Id. + */ + template <typename I, typename W, typename O> + void gradient_external(const Image& input, const Window<W>& win, + Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, typename O> + void gradient(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + O temp(input.domain()); + erosion(input, win, temp); + + dilation(input, win, output); + arith::minus_inplace(output, temp); + + mln_postcondition(test::positive(output)); + } + + template <typename I, typename W, typename O> + void gradient_internal(const Image& input_, const Window<W>& win_, + Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + O temp(input.domain()); + erosion(input, win, temp); + + arith::minus(input, temp, output); + + mln_postcondition(test::positive(output)); + } + + template <typename I, typename W, typename O> + void gradient_external(const Image& input_, const Window<W>& win_, + Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + O temp(input.domain()); + dilation(input, win, temp); + + arith::minus(temp, input, output); + + mln_postcondition(test::positive(output)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::morpho + +} // end of namespace mln + + +#endif // ! MLN_MORPHO_GRADIENT_HH Index: mln/morpho/erosion.hh --- mln/morpho/erosion.hh (revision 1055) +++ mln/morpho/erosion.hh (working copy) @@ -28,13 +28,7 @@ #ifndef MLN_MORPHO_EROSION_HH # define MLN_MORPHO_EROSION_HH -# include <mln/core/concept/image.hh> -# include <mln/core/concept/window.hh> -# include <mln/accu/min.hh> -# include <mln/value/props.hh> -# include <mln/level/compare.hh> -# include <mln/level/fill.hh> -// FIXME: # include <mln/border/assign.hh> +# include <mln/morpho/includes.hh> namespace mln @@ -43,6 +37,11 @@ namespace morpho { + /*! Morphological erosion. + * + * \todo Overload erosion_wrt_win for hline and vline and for fast + * images. + */ template <typename I, typename W, typename O> void erosion(const Image& input, const Window<W>& win, Image<O>& output); @@ -52,7 +51,7 @@ namespace impl { - // on function + // On function. template <typename I, typename W, typename O> void erosion_on_function(const Image& input_, const Window<W>& win_, Image<O>& output_) @@ -75,7 +74,7 @@ } - // on set + // On set. template <typename I, typename W, typename O> void erosion_on_set(const Image& input_, const Window<W>& win_, Image<O>& output_) @@ -104,10 +103,10 @@ - // FIXME: stage 3: dispatch w.r.t. fast property + // FIXME: Stage 3: dispatch w.r.t. fast property - // stage 2: dispatch w.r.t. the value kind + // Stage 2: dispatch w.r.t. the value kind. template <typename I, typename W, typename O> void erosion_wrt_value(value::binary_kind, // binary => morphology on sets @@ -125,7 +124,7 @@ - // stage 1: dispatch w.r.t. the window type + // Stage 1: dispatch w.r.t. the window type. // | // V @@ -142,9 +141,9 @@ template <typename I, typename O> void erosion_wrt_win(const Image& input, const win::rectangle2d& win, Image<O>& output) { - O tmp(exact(output).domain()); - morpho::erosion(input, win::hline2d(win.width()), tmp); - morpho::erosion(tmp, win::vline2d(win.height()), output); + O temp(exact(output).domain()); + morpho::erosion(input, win::hline2d(win.width()), temp); + morpho::erosion(temp, win::vline2d(win.height()), output); } # endif // MLN_CORE_WIN_RECTANGLE2D_HH @@ -157,7 +156,7 @@ } // end of namespace mln::morpho::impl - // facade + // Facade. template <typename I, typename W, typename O> void erosion(const Image& input, const Window<W>& win, Image<O>& output) @@ -166,6 +165,7 @@ mln_precondition(! exact(win).is_empty()); impl::erosion_wrt_win(input, exact(win), output); + if (exact(win).is_centered()) mln_postcondition(output <= input); } Index: mln/morpho/closing.hh --- mln/morpho/closing.hh (revision 0) +++ mln/morpho/closing.hh (revision 0) @@ -0,0 +1,79 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_CLOSING_HH +# define MLN_MORPHO_CLOSING_HH + +/*! \file mln/morpho/closing.hh + * + * \brief Morphological closing. + */ + +# include <mln/morpho/includes.hh> + + +namespace mln +{ + + namespace morpho + { + + /*! Morphological closing. + * + * This operator is e_{-B} o d_B. + */ + template <typename I, typename W, typename O> + void closing(const Image& input, const Window<W>& win, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, typename O> + void closing(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + O temp(input.domain()); + dilation(input, win, temp); + erosion(temp, -win, output); + + mln_postcondition(output >= input); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::morpho + +} // end of namespace mln + + +#endif // ! MLN_MORPHO_CLOSING_HH Index: mln/morpho/opening.hh --- mln/morpho/opening.hh (revision 0) +++ mln/morpho/opening.hh (revision 0) @@ -0,0 +1,79 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MORPHO_OPENING_HH +# define MLN_MORPHO_OPENING_HH + +/*! \file mln/morpho/opening.hh + * + * \brief Morphological opening. + */ + +# include <mln/morpho/includes.hh> + + +namespace mln +{ + + namespace morpho + { + + /*! Morphological opening. + * + * This operator is d_{-B} o e_B. + */ + template <typename I, typename W, typename O> + void opening(const Image& input, const Window<W>& win, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, typename O> + void opening(const Image& input_, const Window<W>& win_, Image<O>& output_) + { + const I& input = exact(input_); + const W& win = exact(win_); + O& output = exact(output_); + + mln_precondition(output.domain() = input.domain()); + mln_precondition(! win.is_empty()); + + O temp(input.domain()); + erosion(input, win, temp); + dilation(temp, -win, output); + + mln_postcondition(output <= input); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::morpho + +} // end of namespace mln + + +#endif // ! MLN_MORPHO_OPENING_HH Index: mln/level/assign.hh --- mln/level/assign.hh (revision 1055) +++ mln/level/assign.hh (working copy) @@ -31,6 +31,8 @@ /*! \file mln/level/assign.hh * * \brief Assignment between a couple of images. + * + * \todo Assign should be a precondition then a call to level::fill. */ # include <mln/core/concept/image.hh> Index: mln/level/fill.hh --- mln/level/fill.hh (revision 1055) +++ mln/level/fill.hh (working copy) @@ -31,6 +31,8 @@ /*! \file mln/level/fill.hh * * \brief Fill an image, that is, set pixel values. + * + * \todo Overload for fast images. */ # include <cstring> Index: mln/level/saturate.hh --- mln/level/saturate.hh (revision 0) +++ mln/level/saturate.hh (revision 0) @@ -0,0 +1,121 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LEVEL_SATURATE_HH +# define MLN_LEVEL_SATURATE_HH + +/*! \file mln/level/saturate.hh + * + * \brief Apply a saturation function to image pixel values. + */ + +# include <mln/fun/v2v/saturate.hh> +# include <mln/level/apply.hh> +# include <mln/level/transform.hh> + + +namespace mln +{ + + namespace level + { + + + /*! Apply the saturate function to image pixel values. + * + * \param[in] input The input image. + * \param[out] output The output image. + * + * The saturation is based on the min and max values of the output + * value type. This assumes that the range of values in the input + * image is larger than the one of the output image. + */ + template <typename I, typename O> + void saturate(const Image& input, Image<O>& output); + + + /*! Apply the saturate function to image pixel values. + * + * \param[in] input The input image. + * \param[in] min The minimum output value. + * \param[in] max The maximum output value. + * \param[out] output The output image. + */ + template <typename I, typename O> + void saturate(const Image& input, + const mln_value(O)& min, const mln_value(O)& max, + Image<O>& output); + + + /*! Apply the saturate function to image pixel values. + * + * \param[in,out] input The input image. + * \param[in] min The minimum output value. + * \param[in] max The maximum output value. + */ + template <typename I> + void saturate_inplace(Image& input, + const mln_value(I)& min, const mln_value(I)& max); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename O> + void saturate(const Image& input, Image<O>& output) + { + mln_precondition(exact(input).domain() = exact(output).domain()); + fun::v2v::saturate<mln_value(O)> f; + level::transform(input, f, output); + } + + template <typename I, typename O> + void saturate(const Image& input, + const mln_value(O)& min, const mln_value(O)& max, + Image<O>& output) + { + mln_precondition(exact(input).domain() = exact(output).domain()); + fun::v2v::saturate<mln_value(O)> f(min, max); + level::transform(input, f, output); + } + + template <typename I> + void saturate_inplace(Image& input, + const mln_value(I)& min, const mln_value(I)& max) + { + mln_precondition(exact(input).has_data()); + fun::v2v::saturate<mln_value(I)> f(min, max); + level::apply(input, f); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::level + +} // end of namespace mln + + +#endif // ! MLN_LEVEL_SATURATE_HH Index: mln/level/abs.hh --- mln/level/abs.hh (revision 0) +++ mln/level/abs.hh (revision 0) @@ -0,0 +1,89 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LEVEL_ABS_HH +# define MLN_LEVEL_ABS_HH + +/*! \file mln/level/abs.hh + * + * \brief Apply the absolute value (abs) function to image pixel + * values. + */ + +# include <mln/fun/v2v/abs.hh> +# include <mln/level/apply.hh> +# include <mln/level/transform.hh> + + +namespace mln +{ + + namespace level + { + + + /*! Apply the absolute value (abs) function to image pixel values. + * + * \param[in] input The input image. + * \param[out] output The output image. + */ + template <typename I, typename O> + void abs(const Image& input, Image<O>& output); + + + /*! Apply the absolute value (abs) function to image pixel values. + * + * \param[in,out] input The input image. + */ + template <typename I> + void abs_inplace(Image& input); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename O> + void abs(const Image& input, Image<O>& output) + { + mln_precondition(exact(input).domain() = exact(output).domain()); + level::transform(input, fun::v2v::abs<mln_value(I)>(), output); + } + + template <typename I> + void abs_inplace(Image& input) + { + mln_precondition(exact(input).has_data()); + level::apply(input, fun::v2v::abs<mln_value(I)>()); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::level + +} // end of namespace mln + + +#endif // ! MLN_LEVEL_ABS_HH Index: mln/arith/plus.hh --- mln/arith/plus.hh (revision 1055) +++ mln/arith/plus.hh (working copy) @@ -54,6 +54,20 @@ void plus(const Image<L>& lhs, const Image<R>& rhs, Image<O>& output); + /*! Point-wise addition of image \p rhs in image \p lhs. + * + * \param[in] lhs First operand image (subject to addition). + * \param[in,out] rhs Second operand image (to be added to \p lhs). + * + * This addition performs: \n + * for all p of rhs.domain \n + * lhs(p) += rhs(p) + * + * \pre \p rhs.domain <= \p lhs.domain + */ + template <typename L, typename R> + void plus_inplace(Image<L>& lhs, const Image<R>& rhs); + # ifndef MLN_INCLUDE_ONLY @@ -81,10 +95,29 @@ op.val() = lp.val() + rp.val(); } + template <typename L, typename R> + void plus_inplace_(Image<L>& lhs_, const Image<R>& rhs_) + { + L& lhs = exact(lhs_); + const R& rhs = exact(rhs_); + mln_piter(R) p(rhs.domain()); + for_all(p) + lhs(p) += rhs(p); + } + + template <typename L, typename R> + void plus_inplace_(Fast_Image<L>& lhs, const Fast_Image<R>& rhs) + { + mln_pixter(L) lp(exact(lhs)); + mln_pixter(const R) rp(exact(rhs)); + for_all_2(rp, lp) + lp.val() += rp.val(); + } + } // end of namespace mln::arith::impl - // Facade. + // Facades. template <typename L, typename R, typename O> void plus(const Image<L>& lhs, const Image<R>& rhs, Image<O>& output) @@ -94,6 +127,13 @@ impl::plus_(exact(lhs), exact(rhs), exact(output)); } + template <typename L, typename R> + void plus_inplace(Image<L>& lhs, const Image<R>& rhs) + { + mln_precondition(exact(rhs).domain() <= exact(lhs).domain()); + impl::plus_inplace_(exact(lhs), exact(rhs)); + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::arith Index: mln/arith/minus.hh --- mln/arith/minus.hh (revision 1055) +++ mln/arith/minus.hh (working copy) @@ -54,22 +54,84 @@ void minus(const Image<L>& lhs, const Image<R>& rhs, Image<O>& output); + /*! Point-wise substraction of image \p lhs in image \p rhs. + * + * \param[in,out] lhs First operand image (subject to substraction). + * \param[in] rhs Second operand image (to be substracted to \p lhs). + * + * This substraction performs: \n + * for all p of rhs.domain \n + * lhs(p) -= rhs(p) + * + * \pre \p rhs.domain <= \p lhs.domain + */ + template <typename L, typename R> + void minus_inplace(Image<L>& lhs, const Image<R>& rhs); + # ifndef MLN_INCLUDE_ONLY + namespace impl + { + template <typename L, typename R, typename O> - void minus(const Image<L>& lhs_, const Image<R>& rhs_, Image<O>& output_) + void minus_(const Image<L>& lhs_, const Image<R>& rhs_, Image<O>& output_) { const L& lhs = exact(lhs_); const R& rhs = exact(rhs_); O& output = exact(output_); + mln_piter(L) p(lhs.domain()); + for_all(p) + output(p) = lhs(p) - rhs(p); + } - mln_precondition(rhs.domain() = lhs.domain()); - mln_precondition(output.domain() = lhs.domain()); + template <typename L, typename R, typename O> + void minus_(const Fast_Image<L>& lhs, const Fast_Image<R>& rhs, Fast_Image<O>& output) + { + mln_pixter(const L) lp(exact(lhs)); + mln_pixter(const R) rp(exact(rhs)); + mln_pixter(O) op(exact(output)); + for_all_3(lp, rp, op) + op.val() = lp.val() - rp.val(); + } - mln_piter(I) p(output.domain()); + template <typename L, typename R> + void minus_inplace_(Image<L>& lhs_, const Image<R>& rhs_) + { + L& lhs = exact(lhs_); + const R& rhs = exact(rhs_); + mln_piter(R) p(rhs.domain()); for_all(p) - output(p) = lhs(p) - rhs(p); + lhs(p) -= rhs(p); + } + + template <typename L, typename R> + void minus_inplace_(Fast_Image<L>& lhs, const Fast_Image<R>& rhs) + { + mln_pixter(L) lp(exact(lhs)); + mln_pixter(const R) rp(exact(rhs)); + for_all_2(rp, lp) + lp.val() -= rp.val(); + } + + } // end of namespace mln::arith::impl + + + // Facades. + + template <typename L, typename R, typename O> + void minus(const Image<L>& lhs, const Image<R>& rhs, Image<O>& output) + { + mln_precondition(exact(rhs).domain() = exact(lhs).domain()); + mln_precondition(exact(output).domain() = exact(lhs).domain()); + impl::minus_(exact(lhs), exact(rhs), exact(output)); + } + + template <typename L, typename R> + void minus_inplace(Image<L>& lhs, const Image<R>& rhs) + { + mln_precondition(exact(rhs).domain() <= exact(lhs).domain()); + impl::minus_inplace_(exact(lhs), exact(rhs)); } # endif // ! MLN_INCLUDE_ONLY Index: mln/linear/line_convolve.hh --- mln/linear/line_convolve.hh (revision 1055) +++ mln/linear/line_convolve.hh (working copy) @@ -56,14 +56,14 @@ * \pre output.domain = input.domain */ template <typename I, typename W, unsigned N, typename O> - void line_convolve(const Image& input, const W (&weights)[N], + void line_convolve(const Image& input, W (&weights)[N], Image<O>& output); # ifndef MLN_INCLUDE_ONLY template <typename I, typename W, unsigned N, typename O> - void line_convolve(const Image& input, const W (&weights)[N], + void line_convolve(const Image& input, W (&weights)[N], Image<O>& output) { mln_precondition(exact(output).domain() = exact(input).domain()); Index: mln/linear/sobel.hh --- mln/linear/sobel.hh (revision 1055) +++ mln/linear/sobel.hh (working copy) @@ -34,8 +34,7 @@ */ # include <mln/arith/plus.hh> -# include <mln/fun/v2v/abs.hh> -# include <mln/level/apply.hh> +# include <mln/level/abs.hh> # include <mln/linear/line_x2_convolve.hh> @@ -97,11 +96,14 @@ template <typename I, typename O> void sobel_(const Image& input, Image<O>& output) { - O temp_h(exact(input).domain()), temp_v(exact(input).domain()); - sobel_h(input, temp_h); - sobel_v(input, temp_v); - arith::plus(temp_h, temp_v, output); - level::apply(exact(output), fun::v2v::abs<mln_value(O)>()); + // h + sobel_h(input, output); + // v + O temp(exact(input).domain()); + sobel_v(input, temp); + // output + arith::plus_inplace(output, temp); + level::abs_inplace(output); } } // end of namespace mln::linear::impl Index: mln/linear/line_x2_convolve.hh --- mln/linear/line_x2_convolve.hh (revision 1055) +++ mln/linear/line_x2_convolve.hh (working copy) @@ -59,7 +59,7 @@ typename W, unsigned Nr, unsigned Nc, typename O> void line_x2_convolve(const Image& input, - const W (&row_weights)[Nr], const W (&col_weights)[Nc], + W (&row_weights)[Nr], W (&col_weights)[Nc], Image<O>& output); @@ -69,7 +69,7 @@ typename W, unsigned Nr, unsigned Nc, typename O> void line_x2_convolve(const Image& input, - const W (&row_weights)[Nr], const W (&col_weights)[Nc], + W (&row_weights)[Nr], W (&col_weights)[Nc], Image<O>& output) { // FIXME: Check 2D. Index: mln/make/w_window_line.hh --- mln/make/w_window_line.hh (revision 1055) +++ mln/make/w_window_line.hh (working copy) @@ -52,13 +52,13 @@ * \return A window. */ template <typename D, typename W, unsigned L> - mln::w_window<D,W> w_window_line(const W (&w)[L]); + mln::w_window<D,W> w_window_line(W (&w)[L]); # ifndef MLN_INCLUDE_ONLY template <typename D, typename W, unsigned L> - mln::w_window<D,W> w_window_line(const W (&w)[L]) + mln::w_window<D,W> w_window_line(W (&w)[L]) { mln_precondition(L % 2 = 1); mln::w_window<D,W> w_win;

1 0

[Olena-patches] 1055: Augment tools for linear filtering; add sobel.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Augment tools for linear filtering; add sobel. * mln/core/decorated_image.hh (helper_decorated_image_write_): Replace by... (decorated_image_impl_): ...this. (impl_): New. (lvalue): Update. (write_): Remove; now in impl_. * mln/value/all.hh: Update. * mln/value/props.hh, * mln/value/int_u.hh, * mln/value/int_s.hh (min, max): Change to proc. * mln/value/props.hh (mln_min, mln_max): Update. (epsilon): Change to proc. * mln/value/aliases.hh: New. * mln/level/stretch.hh: Update. * mln/arith/abs.hh: New. * mln/arith/plus.hh: Overload. * mln/fun/v2v/abs.hh: New. * mln/level/apply.hh: Fix meaning; add todo. * mln/math/abs.hh: Overload. * mln/core/concept/iterator.hh (for_all_3): New. * mln/math/round_sat.hh: New. * mln/make/w_window_line.hh: New. * mln/metal/abort.hh: New. * mln/linear/line_convolve.hh: New. * mln/linear/line_x2_convolve.hh: New. * mln/linear/sobel.hh: New. * tests/line_convolve.cc: New. * tests/sobel.cc: New. mln/arith/plus.hh | 34 ++++++++- mln/core/concept/iterator.hh | 9 ++ mln/core/decorated_image.hh | 55 +++++++++------- mln/fun/v2v/abs.hh | 77 ++++++++++++++++++++++ mln/level/apply.hh | 42 +++++------- mln/level/stretch.hh | 2 mln/linear/convolve.hh | 8 +- mln/linear/hconvolve.hh | 109 +++++++++++++++++++++++++++++++ mln/linear/line_convolve.hh | 82 ++++++++++++++++++++++++ mln/linear/line_x2_convolve.hh | 92 ++++++++++++++++++++++++++ mln/linear/sobel.hh | 140 +++++++++++++++++++++++++++++++++++++++++ mln/make/w_window_line.hh | 81 +++++++++++++++++++++++ mln/math/abs.hh | 13 +++ mln/math/round_sat.hh | 83 ++++++++++++++++++++++++ mln/metal/abort.hh | 50 ++++++++++++++ mln/value/aliases.hh | 43 ++++++++++++ mln/value/all.hh | 9 ++ mln/value/int_s.hh | 23 ++---- mln/value/int_u.hh | 13 --- mln/value/props.hh | 52 +++++++-------- tests/line_convolve.cc | 64 ++++++++++++++++++ tests/sobel.cc | 62 ++++++++++++++++++ 22 files changed, 1034 insertions(+), 109 deletions(-) Index: tests/sobel.cc --- tests/sobel.cc (revision 0) +++ tests/sobel.cc (revision 0) @@ -0,0 +1,62 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/sobel.cc + * + * \brief Tests on mln::linear::sobel. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/value/int_u8.hh> + +#include <mln/io/load_pgm.hh> +#include <mln/io/save_pgm.hh> + +#include <mln/math/round_sat.hh> +#include <mln/level/transform.hh> + +#include <mln/border/thickness.hh> +#include <mln/linear/sobel.hh> + + +int main() +{ + using namespace mln; + using value::int_u8; + + border::thickness = 1; + + image2d_b<int_u8> + lena = io::load_pgm("../img/lena.pgm"), + out(lena.domain()); + + image2d_b<int> tmp(lena.domain()); + linear::sobel(lena, tmp); + + level::transform(tmp, math::round_sat_<int_u8>(), out); + io::save_pgm(out, "out.pgm"); +} Index: tests/line_convolve.cc --- tests/line_convolve.cc (revision 0) +++ tests/line_convolve.cc (revision 0) @@ -0,0 +1,64 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/line_convolve.cc + * + * \brief Tests on mln::linear::line_convolve. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/value/int_u8.hh> + +#include <mln/io/load_pgm.hh> +#include <mln/io/save_pgm.hh> +#include <mln/math/round.hh> +#include <mln/math/round_sat.hh> +#include <mln/level/transform.hh> + +#include <mln/core/w_window2d_float.hh> +#include <mln/border/thickness.hh> +#include <mln/linear/line_convolve.hh> + + +int main() +{ + using namespace mln; + using value::int_u8; + + border::thickness = 4; + + image2d_b<int_u8> + lena = io::load_pgm("../img/lena.pgm"), + out(lena.domain()); + + image2d_b<float> tmp(lena.domain()); + float ws[] = { .11, .11, .11, .11, .11, .11, .11, .11, .11 }; + linear::line_convolve(lena, ws, tmp); + + level::transform(tmp, math::round_<int_u8>(), out); + io::save_pgm(out, "out.pgm"); +} Index: mln/core/decorated_image.hh --- mln/core/decorated_image.hh (revision 1054) +++ mln/core/decorated_image.hh (working copy) @@ -35,13 +35,39 @@ namespace mln { + // Fwd decl. + template <typename I, typename D> class decorated_image; + + + namespace internal + { + + template <typename I, typename E> + struct decorated_image_impl_ + { + typedef mln::value::proxy<E> lvalue; + void write_(const mln_psite(I)& p, const mln_value(I)& v); + }; + + template <typename I, typename E> + struct decorated_image_impl_< const I, E > + { + typedef mln::value::proxy<const E> lvalue; + }; + + } // end of namespace::internal + + + // FIXME: Doc! template <typename I, typename D> - class decorated_image : public internal::image_adaptor_< I, decorated_image<I,D> > + class decorated_image : public internal::image_adaptor_< I, decorated_image<I,D> >, + public internal::decorated_image_impl_< I, decorated_image<I,D> > { typedef decorated_image<I, D> self_; typedef internal::image_adaptor_< I, self_ > super_; + typedef internal::decorated_image_impl_< I, self_ > impl_; public: decorated_image(I& ima, const D& deco); @@ -49,13 +75,12 @@ typedef mln_value(I) value; typedef mln::value::proxy<const self_> rvalue; - typedef mln::value::proxy<self_> lvalue; + typedef typename impl_::lvalue lvalue; rvalue operator()(const mln_psite(I)& p) const; lvalue operator()(const mln_psite(I)& p); mln_value(I) read_(const mln_psite(I)& p) const; - void write_(const mln_psite(I)& p, const mln_value(I)& v); template <typename V> struct change_value @@ -110,7 +135,7 @@ } template <typename I, typename D> - mln::value::proxy< const decorated_image<I,D> > + typename decorated_image<I,D>::rvalue decorated_image<I,D>::operator()(const mln_psite(I)& p) const { rvalue tmp(*this, p); @@ -118,7 +143,7 @@ } template <typename I, typename D> - mln::value::proxy< decorated_image<I,D> > + typename decorated_image<I,D>::lvalue decorated_image<I,D>::operator()(const mln_psite(I)& p) { lvalue tmp(*this, p); @@ -128,32 +153,18 @@ namespace internal { - template <typename I, typename D> + template <typename I, typename E> void - helper_decorated_image_write_(decorated_image<I,D>& ima, - const mln_psite(I)& p, const mln_value(I)& v) + decorated_image_impl_<I,E>::write_(const mln_psite(I)& p, const mln_value(I)& v) { + E& ima = internal::force_exact<E>(*this); ima.decoration().writing(ima.adaptee(), p, v); ima.adaptee()(p) = v; } - template <typename I, typename D> - void - helper_decorated_image_write_(decorated_image<const I,D>&, - const mln_psite(I)&, const mln_value(I)&) - // FIXME: Static assertion instead. - ; - } // end of namespace mln::internal template <typename I, typename D> - void - decorated_image<I,D>::write_(const mln_psite(I)& p, const mln_value(I)& v) - { - internal::helper_decorated_image_write_(*this, p, v); - } - - template <typename I, typename D> mln_value(I) decorated_image<I,D>::read_(const mln_psite(I)& p) const { Index: mln/core/concept/iterator.hh --- mln/core/concept/iterator.hh (revision 1054) +++ mln/core/concept/iterator.hh (working copy) @@ -46,6 +46,15 @@ # define for_all_2(x1, x2) for(x1.start(),x2.start(); x1.is_valid(); x1.next(),x2.next()) +/*! \brief Loop to browse all the elements targetted by the triplet of + * iterators \p x1, \p x2, and \p x3. + */ +# define for_all_3(x1, x2, x3) \ + for(x1.start(), x2.start(), x3.start(); \ + x1.is_valid(); \ + x1.next(), x2.next(), x3.next()) + + /*! \brief Loop to browse all the remaining elements targetted by the * iterator \p x. */ Index: mln/fun/v2v/abs.hh --- mln/fun/v2v/abs.hh (revision 0) +++ mln/fun/v2v/abs.hh (revision 0) @@ -0,0 +1,77 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_FUN_V2V_ABS_HH +# define MLN_FUN_V2V_ABS_HH + +/*! \file mln/fun/v2v/abs.hh + * + * \brief FIXME. + */ + +# include <mln/core/concept/function.hh> +# include <mln/math/abs.hh> + + +namespace mln +{ + + namespace fun + { + + namespace v2v + { + + // FIXME: Doc! + + template <typename V> + struct abs : public Function_v2v< abs<V> > + { + typedef V result; + V operator()(const V& v) const; + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename V> + V + abs<V>::operator()(const V& v) const + { + return mln::math::abs(v); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::fun::v2v + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_V2V_ABS_HH Index: mln/math/abs.hh --- mln/math/abs.hh (revision 1054) +++ mln/math/abs.hh (working copy) @@ -34,6 +34,7 @@ */ # include <cmath> +# include <mln/value/all.hh> @@ -55,6 +56,18 @@ return std::abs(v); } + template <unsigned n> + value::int_u<n> abs(const value::int_u<n>& v) + { + return v; + } + + template <unsigned n> + value::int_s<n> abs(const value::int_s<n>& v) + { + return std::abs(v.to_enc()); + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::math Index: mln/math/round_sat.hh --- mln/math/round_sat.hh (revision 0) +++ mln/math/round_sat.hh (revision 0) @@ -0,0 +1,83 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MATH_ROUND_SAT_HH +# define MLN_MATH_ROUND_SAT_HH + +/*! \file mln/math/round_sat.hh + * + * \brief Define round_sat routine. + */ + +# include <cmath> + +# include <mln/core/concept/function.hh> +# include <mln/value/props.hh> + + + +namespace mln +{ + + namespace math + { + + + template <typename R> + struct round_sat_ : public Function_v2v< round_sat_<R> > + { + typedef R result; + + template <typename T> + result operator()(const T& v) const; + + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename R> + template <typename T> + R round_sat_<R>::operator()(const T& v) const + { + long int l = (long int)(v + 0.49999); // FIXME: !!! + return + l < mln_min(R) + ? mln_min(R) + : (l > mln_max(R) + ? mln_max(R) + : R(l)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::math + +} // end of namespace mln + + +#endif // ! MLN_MATH_ROUND_SAT_HH Index: mln/metal/abort.hh --- mln/metal/abort.hh (revision 0) +++ mln/metal/abort.hh (revision 0) @@ -0,0 +1,50 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_ABORT_HH +# define MLN_METAL_ABORT_HH + +# include <mln/metal/bool.hh> + + +namespace mln +{ + + namespace metal + { + + template <typename T> + struct abort : false_ + {}; + + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_METAL_ABORT_HH Index: mln/level/apply.hh --- mln/level/apply.hh (revision 1054) +++ mln/level/apply.hh (working copy) @@ -34,7 +34,7 @@ */ # include <mln/core/concept/image.hh> -# include <mln/core/concept/accumulator.hh> +# include <mln/core/concept/function.hh> namespace mln @@ -45,19 +45,19 @@ /*! Apply a function-object to the image \p input. * - * \param[in] input The input image. + * \param[in,out] input The input image. * \param[in] f The function-object. - * \result A copy of the function-object. * * This routine runs: \n - * for all p of \p input, \p f( \p input(p) ) \n - * return \p f + * for all p of \p input, \p input(p) = \p f( \p input(p) ) \n * - * \todo Find a meaning for this routine! (Clue: f is mutable - * and/or same for input?) + * This routine is equivalent to level::tranform(input, f, input) + * but it is faster since a single iterator is required. + * + * \todo Add versions for lowq images. */ template <typename I, typename F> - F apply(const Image& input, const Function<F>& f); + void apply(Image& input, const Function_v2v<F>& f); @@ -67,39 +67,33 @@ { template <typename I, typename F> - F apply(const Image& input_, const Function<F>& f_) + void apply_(Image& input_, const F& f) { - const I& input = exact(input_); - F f = exact(f_); - + I& input = exact(input_); mln_piter(I) p(input.domain()); for_all(p) - f(input(p)); - return f; + input(p) = f(input(p)); } template <typename I, typename F> - F apply(const Fast_Image& input_, const Function<F>& f_) + void apply_(Fast_Image& input_, const F& f) { - const I& input = exact(input_); - F f = exact(f_); - - mln_pixter(const I) pxl(input); + I& input = exact(input_); + mln_pixter(I) pxl(input); for_all(pxl) - f(pxl.val()); - return f; + pxl.val() = f(pxl.val()); } } // end of namespace mln::level::impl - // Facades. + // Facade. template <typename I, typename F> - F apply(const Image& input, const Function<F>& f) + void apply(Image& input, const Function_v2v<F>& f) { mln_precondition(exact(input).has_data()); - return impl::apply(exact(input), f); + impl::apply_(exact(input), exact(f)); } # endif // ! MLN_INCLUDE_ONLY Index: mln/level/stretch.hh --- mln/level/stretch.hh (revision 1054) +++ mln/level/stretch.hh (working copy) @@ -71,7 +71,7 @@ if (max_ = min_) return; // FIXME float min = float(min_), max = float(max_); - const float epsilon = value::props<float>::epsilon; + const float epsilon = value::props<float>::epsilon(); float m = 0.0f - 0.5f + epsilon; float M = mln_max(value::int_u<n>) + 0.5f - epsilon; float a = (M - m) / (max - min); Index: mln/arith/plus.hh --- mln/arith/plus.hh (revision 1054) +++ mln/arith/plus.hh (working copy) @@ -57,21 +57,43 @@ # ifndef MLN_INCLUDE_ONLY + namespace impl + { + template <typename L, typename R, typename O> - void plus(const Image<L>& lhs_, const Image<R>& rhs_, Image<O>& output_) + void plus_(const Image<L>& lhs_, const Image<R>& rhs_, Image<O>& output_) { const L& lhs = exact(lhs_); const R& rhs = exact(rhs_); O& output = exact(output_); - - mln_precondition(rhs.domain() = lhs.domain()); - mln_precondition(output.domain() = lhs.domain()); - - mln_piter(I) p(output.domain()); + mln_piter(L) p(lhs.domain()); for_all(p) output(p) = lhs(p) + rhs(p); } + template <typename L, typename R, typename O> + void plus_(const Fast_Image<L>& lhs, const Fast_Image<R>& rhs, Fast_Image<O>& output) + { + mln_pixter(const L) lp(exact(lhs)); + mln_pixter(const R) rp(exact(rhs)); + mln_pixter(O) op(exact(output)); + for_all_3(lp, rp, op) + op.val() = lp.val() + rp.val(); + } + + } // end of namespace mln::arith::impl + + + // Facade. + + template <typename L, typename R, typename O> + void plus(const Image<L>& lhs, const Image<R>& rhs, Image<O>& output) + { + mln_precondition(exact(rhs).domain() = exact(lhs).domain()); + mln_precondition(exact(output).domain() = exact(lhs).domain()); + impl::plus_(exact(lhs), exact(rhs), exact(output)); + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::arith Index: mln/linear/line_convolve.hh --- mln/linear/line_convolve.hh (revision 0) +++ mln/linear/line_convolve.hh (revision 0) @@ -0,0 +1,82 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_LINE_CONVOLVE_HH +# define MLN_LINEAR_LINE_CONVOLVE_HH + +/*! \file mln/linear/line_convolve.hh + * + * \brief Convolution by a line-shaped kernel. + */ + +# include <mln/linear/convolve.hh> +# include <mln/make/w_window_line.hh> + + + +namespace mln +{ + + namespace linear + { + + /*! Convolution of an image \p input by a line-shaped weighted + * window defined by the array of \p weights. + * + * \warning Computation of \p output(p) is performed with the + * value type of \p output. + * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + * + * \pre output.domain = input.domain + */ + template <typename I, typename W, unsigned N, typename O> + void line_convolve(const Image& input, const W (&weights)[N], + Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, unsigned N, typename O> + void line_convolve(const Image& input, const W (&weights)[N], + Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + linear::convolve(input, + make::w_window_line<mln_dpoint(I)>(weights), + output); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_LINE_CONVOLVE_HH Index: mln/linear/hconvolve.hh --- mln/linear/hconvolve.hh (revision 0) +++ mln/linear/hconvolve.hh (revision 0) @@ -0,0 +1,109 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_LINE_CONVOLVE_HH +# define MLN_LINEAR_LINE_CONVOLVE_HH + +/*! \file mln/linear/line_convolve.hh + * + * \brief Convolution by an horizontal kernel. + */ + +# include <vector> + +# include <mln/linear/convolve.hh> +# include <mln/make/w_window_line.hh> +# include <mln/core/t_image.hh> + + + +namespace mln +{ + + namespace linear + { + + /*! Convolution of an image \p input by an horizontal weighted + * window defined by the array of \p weights. + * + * \warning Computation of \p output(p) is performed with the + * value type of \p output. + * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + * + * \pre output.domain = input.domain + */ + template <typename I, typename W, unsigned N, typename O> + void line_convolve(const Image& input, const W (&weights)[N], + Image<O>& output); + + // FIXME: Doc! + template <typename I, typename W, unsigned Nr, unsigned Nc, typename O> + void line_convolve(const Image& input, + const W (&row_weights)[Nr], const W (&col_weights)[Nc], + Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, typename W, unsigned N, typename O> + void line_convolve(const Image& input, const W (&weights)[N], + Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + linear::convolve(input, + make::w_window_line<mln_dpoint(I)>(weights), + output); + } + + + template <typename I, typename W, unsigned Nr, unsigned Nc, typename O> + void line_convolve(const Image& input, + const W (&row_weights)[Nr], const W (&col_weights)[Nc], + Image<O>& output) + { + // FIXME: Check 2D. + mln_precondition(exact(output).domain() = exact(input).domain()); + O tmp(exact(output).domain()); + linear::convolve(input, + make::w_window_line<mln_dpoint(I)>(row_weights), + tmp); + t_image<O> swap_output = swap_coords(output, 0, 1); + linear::convolve(swap_coords(tmp, 0, 1), + make::w_window_line<mln_dpoint(I)>(col_weights), + swap_output); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_LINE_CONVOLVE_HH Index: mln/linear/sobel.hh --- mln/linear/sobel.hh (revision 0) +++ mln/linear/sobel.hh (revision 0) @@ -0,0 +1,140 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_SOBEL_HH +# define MLN_LINEAR_SOBEL_HH + +/*! \file mln/linear/sobel.hh + * + * \brief Sobel filter. + */ + +# include <mln/arith/plus.hh> +# include <mln/fun/v2v/abs.hh> +# include <mln/level/apply.hh> +# include <mln/linear/line_x2_convolve.hh> + + + +namespace mln +{ + + namespace linear + { + + /*! Convolution of an image \p input by the weighted window \p w_win. + * + * \warning Computation of \p output(p) is performed with the + * value type of \p output. + * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + * + * \pre output.domain = input.domain + * + * \todo Only for 2D so check + generalize. + * + * \todo Suboptimal since it is not point-wise and it costs temp + * images. + */ + template <typename I, typename O> + void sobel_v(const Image& input, Image<O>& output); + + template <typename I, typename O> + void sobel_h(const Image& input, Image<O>& output); + + template <typename I, typename O> + void sobel(const Image& input, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I, typename O> + void sobel_h_(const Image& input, Image<O>& output) + { + int wrow[] = { -1, 0, 1 }, wcol[] = { 1, + 2, + 1 }; + linear::line_x2_convolve(input, wrow, wcol, output); + } + + template <typename I, typename O> + void sobel_v_(const Image& input, Image<O>& output) + { + int wrow[] = { 1, 2, 1 }, wcol[] = { -1, + 0, + +1 }; + linear::line_x2_convolve(input, wrow, wcol, output); + } + + template <typename I, typename O> + void sobel_(const Image& input, Image<O>& output) + { + O temp_h(exact(input).domain()), temp_v(exact(input).domain()); + sobel_h(input, temp_h); + sobel_v(input, temp_v); + arith::plus(temp_h, temp_v, output); + level::apply(exact(output), fun::v2v::abs<mln_value(O)>()); + } + + } // end of namespace mln::linear::impl + + + // Facades. + + template <typename I, typename O> + void sobel_h(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + impl::sobel_h_(exact(input), exact(output)); + } + + template <typename I, typename O> + void sobel_v(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + impl::sobel_v_(exact(input), exact(output)); + } + + template <typename I, typename O> + void sobel(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + impl::sobel_(exact(input), exact(output)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_SOBEL_HH Index: mln/linear/convolve.hh --- mln/linear/convolve.hh (revision 1054) +++ mln/linear/convolve.hh (working copy) @@ -46,7 +46,7 @@ namespace linear { - /*! Convolution of image \p input by the weighted window \p w_win. + /*! Convolution of an image \p input by the weighted window \p w_win. * * \warning Computation of \p output(p) is performed with the * value type of \p output. @@ -67,7 +67,7 @@ { template <typename I, typename W, typename O> - void convolve(const Image& input_, const Weighted_Window<W>& w_win_, + void convolve_(const Image& input_, const Weighted_Window<W>& w_win_, Image<O>& output_) { const I& input = exact(input_); @@ -87,7 +87,7 @@ } template <typename I, typename W, typename O> - void convolve(const Fast_Image& input_, const Weighted_Window<W>& w_win_, + void convolve_(const Fast_Image& input_, const Weighted_Window<W>& w_win_, Fast_Image<O>& output_) { const I& input = exact(input_); @@ -122,7 +122,7 @@ Image<O>& output) { mln_precondition(exact(output).domain() = exact(input).domain()); - impl::convolve(exact(input), exact(w_win), exact(output)); + impl::convolve_(exact(input), exact(w_win), exact(output)); } # endif // ! MLN_INCLUDE_ONLY Index: mln/linear/line_x2_convolve.hh --- mln/linear/line_x2_convolve.hh (revision 0) +++ mln/linear/line_x2_convolve.hh (revision 0) @@ -0,0 +1,92 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_LINE_X2_CONVOLVE_HH +# define MLN_LINEAR_LINE_X2_CONVOLVE_HH + +/*! \file mln/linear/line_x2_convolve.hh + * + * \brief 2D convolution by a couple of line kernels. + */ + +# include <mln/linear/line_convolve.hh> +# include <mln/core/t_image.hh> + + + +namespace mln +{ + + namespace linear + { + + /*! Convolution of an image \p input by two weighted line-shapes + * windows. + * + * \warning Computation of \p output(p) is performed with the + * value type of \p output. + * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + * + * \pre output.domain = input.domain + */ + template <typename I, + typename W, unsigned Nr, unsigned Nc, + typename O> + void line_x2_convolve(const Image& input, + const W (&row_weights)[Nr], const W (&col_weights)[Nc], + Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I, + typename W, unsigned Nr, unsigned Nc, + typename O> + void line_x2_convolve(const Image& input, + const W (&row_weights)[Nr], const W (&col_weights)[Nc], + Image<O>& output) + { + // FIXME: Check 2D. + mln_precondition(exact(output).domain() = exact(input).domain()); + + O tmp(exact(output).domain()); + linear::line_convolve(input, row_weights, tmp); + + t_image<O> swap_output = swap_coords(output, 0, 1); + linear::line_convolve(swap_coords(tmp, 0, 1), col_weights, swap_output); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_LINE_X2_CONVOLVE_HH Index: mln/value/aliases.hh --- mln/value/aliases.hh (revision 0) +++ mln/value/aliases.hh (revision 0) @@ -0,0 +1,43 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_VALUE_ALIASES_HH +# define MLN_VALUE_ALIASES_HH + +/*! \file mln/value/aliases.hh + * + * \brief File that includes all aliases of value types. + */ + + +# include <mln/value/int_u8.hh> +# include <mln/value/int_u16.hh> + +# include <mln/value/int_s8.hh> + + +#endif // ! MLN_VALUE_ALIASES_HH Index: mln/value/props.hh --- mln/value/props.hh (revision 1054) +++ mln/value/props.hh (working copy) @@ -42,11 +42,11 @@ /// Get the minimum value of type \c T. -# define mln_min(T) mln::value::props< T >::min +# define mln_min(T) mln::value::props< T >::min() /// Get the maximum value of type \c T. -# define mln_max(T) mln::value::props< T >::max +# define mln_max(T) mln::value::props< T >::max() /// Get the number of values for value type \c T. @@ -108,8 +108,8 @@ template <> struct props<bool> { - static const bool min = false; - static const bool max = true; + static const bool min() { return false; } + static const bool max() { return true; } static const std::size_t card_ = 2; typedef binary_kind kind; }; @@ -120,8 +120,8 @@ template <> struct props<unsigned char> { - static const unsigned char min = 0; - static const unsigned char max = 255; + static const unsigned char min() { return 0; } + static const unsigned char max() { return 255; } static const std::size_t card_ = 256; typedef data_kind kind; typedef float sum; @@ -130,8 +130,8 @@ template <> struct props<signed char> { - static const signed char min = -128; - static const signed char max = 127; + static const signed char min() { return -128; } + static const signed char max() { return 127; } static const std::size_t card_ = 256; typedef data_kind kind; typedef float sum; @@ -140,8 +140,8 @@ template <> struct props<unsigned short> { - static const unsigned short min = 0; - static const unsigned short max = 65535; + static const unsigned short min() { return 0; } + static const unsigned short max() { return 65535; } static const std::size_t card_ = 65536; typedef data_kind kind; typedef float sum; @@ -150,8 +150,8 @@ template <> struct props<signed short> { - static const signed short min = -32768; - static const signed short max = 32767; + static const signed short min() { return -32768; } + static const signed short max() { return 32767; } static const std::size_t card_ = 655356; typedef data_kind kind; typedef float sum; @@ -160,8 +160,8 @@ template <> struct props<unsigned int> { - static const unsigned int min = 0; - static const unsigned int max = UINT_MAX; + static const unsigned int min() { return 0; } + static const unsigned int max() { return UINT_MAX; } typedef data_kind kind; static const std::size_t card_ = 0; typedef float sum; @@ -170,8 +170,8 @@ template <> struct props<signed int> { - static const signed int min = INT_MIN; - static const signed int max = INT_MAX; + static const signed int min() { return INT_MIN; } + static const signed int max() { return INT_MAX; } typedef data_kind kind; static const std::size_t card_ = 0; typedef float sum; @@ -180,8 +180,8 @@ template <> struct props<unsigned long int> { - static const unsigned long int min = 0; - static const unsigned long int max = ULONG_MAX; + static const unsigned long int min() { return 0; } + static const unsigned long int max() { return ULONG_MAX; } typedef data_kind kind; static const std::size_t card_ = 0; typedef float sum; @@ -190,8 +190,8 @@ template <> struct props<signed long int> { - static const signed long int min = LONG_MIN; - static const signed long int max = LONG_MAX; + static const signed long int min() { return LONG_MIN; } + static const signed long int max() { return LONG_MAX; } typedef data_kind kind; static const std::size_t card_ = 0; typedef float sum; @@ -203,9 +203,9 @@ template <> struct props<float> { - static const float min = FLT_MIN; - static const float max = FLT_MAX; - static const float epsilon = 0.00001f; + static const float min() { return FLT_MIN; } + static const float max() { return FLT_MAX; } + static const float epsilon() { return 0.00001f; } typedef data_kind kind; static const std::size_t card_ = 0; typedef float sum; @@ -214,9 +214,9 @@ template <> struct props<double> { - static const double min = DBL_MIN; - static const double max = DBL_MAX; - static const double epsilon = 0.0000001; + static const double min() { return DBL_MIN; } + static const double max() { return DBL_MAX; } + static const double epsilon() { return 0.0000001; } typedef data_kind kind; static const std::size_t card_ = 0; typedef double sum; Index: mln/value/all.hh --- mln/value/all.hh (revision 1054) +++ mln/value/all.hh (working copy) @@ -44,7 +44,16 @@ } +# include <mln/value/aliases.hh> +# include <mln/value/label.hh> # include <mln/value/props.hh> +# include <mln/value/proxy.hh> + + +// FIXME: that includes concept/image.hh! + +// # include <mln/value/cast.hh> +// # include <mln/value/stack.hh> Index: mln/value/int_s.hh --- mln/value/int_s.hh (revision 1054) +++ mln/value/int_s.hh (working copy) @@ -89,23 +89,24 @@ + // Safety. + template <> struct int_s<0>; + template <> struct int_s<1>; + + + template <unsigned n> struct props< int_s<n> > { - static const int_s<n> max; // = 2^(n-1) - 1 - static const int_s<n> min; // = - max static const std::size_t card_ = metal::pow<2, n>::value; + static const int_s<n> max() { return metal::pow<2, n-1>::value - 1; } + static const int_s<n> min() { return - max(); } static const unsigned nbits = n; typedef data_kind kind; typedef float sum; }; - // Safety. - template <> struct int_s<0>; - template <> struct int_s<1>; - - /*! \brief Print an signed integer \p i into the output stream \p ostr. * @@ -167,14 +168,6 @@ const int_s<n> int_s<n>::one = 1; template <unsigned n> - const int_s<n> - props< int_s<n> >::min = 1 - metal::pow<2, n - 1>::value; - - template <unsigned n> - const int_s<n> - props< int_s<n> >::max = metal::pow<2, n - 1>::value - 1; - - template <unsigned n> std::ostream& operator<<(std::ostream& ostr, const int_s<n>& i) { return ostr << debug::format(i.to_equiv()); Index: mln/value/int_u.hh --- mln/value/int_u.hh (revision 1054) +++ mln/value/int_u.hh (working copy) @@ -95,8 +95,8 @@ struct props< int_u<n> > { static const std::size_t card_ = metal::pow<2, n>::value; - static const int_u<n> min; // = 0 - static const int_u<n> max; // = card_ - 1 + static const int_u<n> min() { return 0; } + static const int_u<n> max() { return card_ - 1; } static const unsigned nbits = n; typedef data_kind kind; typedef float sum; @@ -156,15 +156,6 @@ template <unsigned n> const int_u<n> int_u<n>::one = 1; - - template <unsigned n> - const int_u<n> - props< int_u<n> >::min = 0; - - template <unsigned n> - const int_u<n> - props< int_u<n> >::max = metal::pow<2, n>::value - 1; - template <unsigned n> std::ostream& operator<<(std::ostream& ostr, const int_u<n>& i) { Index: mln/make/w_window_line.hh --- mln/make/w_window_line.hh (revision 0) +++ mln/make/w_window_line.hh (revision 0) @@ -0,0 +1,81 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MAKE_W_WINDOW_LINE_HH +# define MLN_MAKE_W_WINDOW_LINE_HH + +/*! \file mln/make/w_window_line.hh + * + * \brief Routine to create an horizontal mln::w_window. + */ + +# include <mln/core/w_window.hh> + + +namespace mln +{ + + namespace make + { + + /*! \brief Create an horizontal centered and symmetrical + * mln::w_window. + * + * The free parameter \c D is a type of delta-point. + * + * \pre The window length \c L has to be odd. + * + * \return A window. + */ + template <typename D, typename W, unsigned L> + mln::w_window<D,W> w_window_line(const W (&w)[L]); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename D, typename W, unsigned L> + mln::w_window<D,W> w_window_line(const W (&w)[L]) + { + mln_precondition(L % 2 = 1); + mln::w_window<D,W> w_win; + D dp = D::zero; + for (unsigned i = 0; i < L; ++i) + { + dp[D::dim - 1] = i - L / 2; + w_win.insert(w[i], dp); + } + return w_win; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::make + +} // end of namespace mln + + +#endif // ! MLN_MAKE_W_WINDOW_LINE_HH

1 0

1054: Add local convolution.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Add local convolution. * mln/core/concept/doc/generalized_pixel.hh, * mln/core/concept/generalized_pixel.hh, * mln/core/internal/pixel_impl.hh (ima): New. * mln/core/concept/doc/generalized_pixel.hh, * mln/core/concept/doc/pixel_iterator.hh * mln/core/concept/generalized_pixel.hh, * mln/core/concept/pixel_iterator.hh, * mln/core/dpoints_pixter.hh (ctor): Better sig. (center_value): Rename as... (center_val): ...this. * mln/core/internal/pixel_impl.hh (operator*): Rename as... (val): ...this. * mln/debug/iota.hh, * mln/histo/compute.hh, * mln/level/apply.hh, * mln/level/assign.hh, * mln/level/fast_median.hh, * mln/level/take.hh, * mln/level/transform.hh, * mln/linear/convolve.hh, : Update. * mln/core/pixel.hh (is_valid): Disambiguate. (include): Fix. * mln/linear/local: New directory. * mln/linear/local/convolve.hh: New. * mln/make/pixel.hh: New. * mln/metal/const.hh: New. * tests/decorated_image.cc: Fix warning. * tests/local_convolve.cc: New. * tests/pixel.cc: Update and augment. * tests/pixter_point2d.cc: Rename as... * tests/pixter2d_b.cc: ...this. Clean, update, and augment. * tests/pixter_dpoint2d.cc: Rename as... * tests/dpoints_pixter.cc: ...this. Clean, update, and augment. mln/core/concept/doc/generalized_pixel.hh | 9 + mln/core/concept/doc/pixel_iterator.hh | 4 mln/core/concept/generalized_pixel.hh | 14 +- mln/core/concept/pixel_iterator.hh | 4 mln/core/dpoints_pixter.hh | 26 ++-- mln/core/internal/pixel_impl.hh | 35 +++++- mln/core/macros.hh | 1 mln/core/pixel.hh | 12 +- mln/debug/iota.hh | 2 mln/histo/compute.hh | 2 mln/level/apply.hh | 2 mln/level/assign.hh | 2 mln/level/fast_median.hh | 14 +- mln/level/take.hh | 2 mln/level/transform.hh | 4 mln/linear/convolve.hh | 16 +- mln/linear/local/convolve.hh | 174 ++++++++++++++++++++++++++++++ mln/make/pixel.hh | 78 +++++++++++++ mln/metal/const.hh | 58 ++++++++++ tests/decorated_image.cc | 2 tests/dpoints_pixter.cc | 67 ++++++----- tests/fast_median.cc | 8 - tests/local_convolve.cc | 78 +++++++++++++ tests/pixel.cc | 13 +- tests/pixter2d_b.cc | 76 +++++++++---- 25 files changed, 589 insertions(+), 114 deletions(-) Index: tests/local_convolve.cc --- tests/local_convolve.cc (revision 0) +++ tests/local_convolve.cc (revision 0) @@ -0,0 +1,78 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/convolve.cc + * + * \brief Tests on mln::linear::convolve. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/value/int_u8.hh> + +#include <mln/core/w_window2d_int.hh> +#include <mln/core/win/rectangle2d.hh> +#include <mln/core/pixel.hh> + +#include <mln/debug/iota.hh> +#include <mln/pw/cst.hh> +#include <mln/border/thickness.hh> +#include <mln/linear/local/convolve.hh> + + +int main() +{ + using namespace mln; + using value::int_u8; + + const unsigned size = 3; + border::thickness = size - 1; + + image2d_b<int_u8> ima(size, size); + debug::iota(ima); + + point2d p = make::point2d(1,1); + w_window2d_int w_win = make::w_window(win::rectangle2d(size, size), + pw::cst(1)); + + int res; + { + linear::local::convolve(ima, p, w_win, res); + mln_assertion(res = size*size * (size*size + 1) / 2); + } + + { + typedef image2d_b<int_u8> I; + linear::local::convolve(pixel<const I>(ima, p), w_win, res); + linear::local::convolve(pixel(ima, p), w_win, res); + } + { + linear::local::convolve(make::pixel(ima, p), w_win, res); + mln_assertion(res = size*size * (size*size + 1) / 2); + } + + res = 0; +} Index: tests/fast_median.cc --- tests/fast_median.cc (revision 1053) +++ tests/fast_median.cc (working copy) @@ -57,16 +57,16 @@ { mln_qixter(I, W) qix(input, win, p); for_all(qix) - std::cout << *qix << ' '; - std::cout << " : " << qix.center_value() << std::endl; + std::cout << qix.val() << ' '; + std::cout << " : " << qix.center_val() << std::endl; } { pixel pix(input, p); mln_qixter(I, W) qix(input, win, pix); for_all(qix) - std::cout << *qix << ' '; - std::cout << " : " << qix.center_value() << std::endl; + std::cout << qix.val() << ' '; + std::cout << " : " << qix.center_val() << std::endl; } } Index: tests/decorated_image.cc --- tests/decorated_image.cc (revision 1053) +++ tests/decorated_image.cc (working copy) @@ -39,7 +39,7 @@ template <typename I> struct counter { - void reading(const I& ima, const mln_psite(I)& p) const + void reading(const I&, const mln_psite(I)&) const { ++count_read; } Index: tests/pixter2d_b.cc --- tests/pixter2d_b.cc (revision 1053) +++ tests/pixter2d_b.cc (working copy) @@ -25,38 +25,70 @@ // reasons why the executable file might be covered by the GNU General // Public License. -#include <cassert> -#include <mln/core/image2d_b.hh> +/*! \file tests/pixter2d_b.cc + * + * \brief Tests on mln::fwd_pixter2d_b. + */ +#include <mln/core/image2d_b.hh> -int -main() -{ - using namespace mln; - typedef image2d_b<int> I; - I ima(20, 20); +const unsigned size = 20; +const int v = 51; - mln_piter_(I) p(ima.domain()); - mln_pixter_(I) pix(ima); - int i = 0; +template <typename I> +void test_fill(I& ima) +{ + mln_pixter(I) pxl(ima); + unsigned i = 0; + for_all(pxl) + { + ++i; + pxl.val() = v; + } + mln_assertion(i = size * size); + mln_assertion(! pxl.is_valid()); + mln_piter(I) p(ima.domain()); for_all(p) - ima(p) = i++; - i = 0; + mln_assertion(ima(p) = v); +} - for_all(pix) + +template <typename I> +void test_const(const I& imac, I& ima) +{ { - mln_assertion(*pix = i ++); - *pix = 5; + mln_pixter(const I) pxl(imac); // const is mandatory + pxl.start(); + mln_assertion(pxl.val() = v); + // pxl.val() = v; // error is OK since pixter on 'const I' + } + { + // mln_pixter(I) pxl_(imac); // error is OK since mutable I but const imac + mln_pixter(I) pxl(ima); + pxl.start(); + pxl.val() = 2 * pxl.val(); + mln_assertion(pxl.val() = 2 * v); + } + { + mln_pixter(const I) pxl(ima); // const promotion is OK + pxl.start(); + mln_assertion(pxl.val() = 2 * v); + // pxl.val() = v; // error is OK since pixter on 'const I' + } } - for_all(p) - mln_assertion(ima(p) = 5); - pix.start(); - mln_assertion(pix.is_valid()); - pix.invalidate(); - mln_assertion(! pix.is_valid()); + +int main() +{ + using namespace mln; + + typedef image2d_b<int> I; + I ima(size, size); + + test_fill(ima); + test_const(ima, ima); } Index: tests/dpoints_pixter.cc --- tests/dpoints_pixter.cc (revision 1053) +++ tests/dpoints_pixter.cc (working copy) @@ -25,49 +25,56 @@ // reasons why the executable file might be covered by the GNU General // Public License. -/*! \file tests/pixter_dpoint2d.cc +/*! \file tests/dpoints_pixter.cc * * \brief Test on mln::dpoints_fwd_pixter. */ -#include <cassert> -#include <iostream> - #include <mln/core/image2d_b.hh> -#include <mln/core/window.hh> -#include <mln/core/dpoints_pixter.hh> +#include <mln/core/win/rectangle2d.hh> +#include <mln/make/pixel.hh> -#include <mln/level/fill.hh> -int main() +template <typename I, typename W> +void test_fill(I& ima, const W& win) { - using namespace mln; + mln_piter(I) p(ima.domain()); + mln_qixter(I, W) q(ima, win, p); + for_all(p) + { + unsigned i = 0; + for_all(q) + ++i, q.val() = 51; + mln_assertion(i = 9); + } +} - typedef image2d_b<int> I; - typedef I::dpoint D; - typedef window<D> W; - typedef dpoints_fwd_pixter qixter; +// FIXME: test promotion and other constructions - const unsigned size = 20; - I ima(size, size); - const int value = 51; - level::fill(ima, value); - - W win; - win - .insert(make::dpoint2d(0, -1)) - .insert(make::dpoint2d(0, -1)) - .insert(make::dpoint2d(1, 0)) - .insert(make::dpoint2d(1, 0)); +template <typename P, typename W> +void test_pixel(const P& pxl, const W& win) +{ + mln_qixter(mln_image(P), W) q(pxl, win); + for_all(q) + q.val() = 2 * q.val(); +} - mln_piter_(I) p(ima.domain()); - qixter qix(ima, win, p); - for_all(p) - if (p[0] > 0 && p[1] > 0 && p[0] < int(size - 1) && p[1] < int(size - 1)) - for_all(qix) - mln_assertion(*qix = value); + +int main() +{ + using namespace mln; + + border::thickness = 1; + typedef image2d_b<int> I; + I ima(5, 5); + + win::rectangle2d rect(3, 3); + point2d p = make::point2d(1, 1); + + test_fill(ima, rect); + test_pixel(make::pixel(ima, p), rect); } Index: tests/pixel.cc --- tests/pixel.cc (revision 1053) +++ tests/pixel.cc (working copy) @@ -30,8 +30,9 @@ * \brief Tests on mln::pixel. */ -#include <mln/core/pixel.hh> #include <mln/core/image2d_b.hh> +#include <mln/core/pixel.hh> +#include <mln/metal/equal.hh> int main() @@ -43,18 +44,22 @@ { pixel pxl(ima, make::point2d(1, 1)); - *pxl = 51; + pxl.val() = 51; mln_assertion(ima.at(1, 1) = 51); } { pixel<const I> pxl(ima, make::point2d(1, 1)); ima.at(1, 1) = 51; - mln_assertion(*pxl = 51); + mln_assertion(pxl.val() = 51); // hopefully the code below does not compile: - // *pxl = 0; + // pxl.val() = 0; // assignment of read-only location } + { + mln::metal::equal< mln_image_(pixel), I >::check(); + mln::metal::equal< mln_image_(pixel<const I>), const I >::check(); + } } Index: mln/histo/compute.hh --- mln/histo/compute.hh (revision 1053) +++ mln/histo/compute.hh (working copy) @@ -71,7 +71,7 @@ data<mln_vset(I)> h(input.values()); mln_pixter(const I) p(input); for_all(p) - ++h(*p); + ++h(p.val()); return h; } Index: mln/debug/iota.hh --- mln/debug/iota.hh (revision 1053) +++ mln/debug/iota.hh (working copy) @@ -69,7 +69,7 @@ I& input = exact(input_); mln_pixter(I) p(input); for_all(p) - *p = ++i; + p.val() = ++i; } } // end of namespace mln::debug::impl Index: mln/core/macros.hh --- mln/core/macros.hh (revision 1053) +++ mln/core/macros.hh (working copy) @@ -94,6 +94,7 @@ /// Shortcut to access the image type associated to T. # define mln_image(T) typename T::image +# define mln_image_(T) T::image // l Index: mln/core/dpoints_pixter.hh --- mln/core/dpoints_pixter.hh (revision 1053) +++ mln/core/dpoints_pixter.hh (working copy) @@ -71,14 +71,12 @@ /*! \brief Constructor. * - * \param[in] image Image subject to iteration. + * \param[in] pxl_ref Center (generalized) pixel to iterate around. * \param[in] dps Object that can provide a set of delta-points. - * \param[in] p_ref Center (generalized) pixel to iterate around. */ template <typename Dps, typename Pref> - dpoints_fwd_pixter(I& image, - const Dps& dps, - const Generalized_Pixel<Pref>& p_ref); + dpoints_fwd_pixter(const Generalized_Pixel<Pref>& pxl_ref, + const Dps& dps); /// Start an iteration. void start(); @@ -97,7 +95,7 @@ void update(); /// The value around which this iterator moves. - const mln_value(I)& center_value() const; + const mln_value(I)& center_val() const; private: @@ -140,23 +138,23 @@ init_(dps); } - template <typename I> template <typename Dps, typename Pref> - dpoints_fwd_pixter::dpoints_fwd_pixter(I& image, - const Dps& dps, - const Generalized_Pixel<Pref>& p_ref) - : super_(image) + dpoints_fwd_pixter::dpoints_fwd_pixter(const Generalized_Pixel<Pref>& pxl_ref_, + const Dps& dps) + : super_(internal::force_exact<Pref>(pxl_ref_).ima()) { - mln_precondition(image.has_data()); + const Pref& pxl_ref = internal::force_exact<Pref>(pxl_ref_); + mln_precondition(pxl_ref.ima().has_data()); p_ref_ = 0; - value_ref_ = internal::force_exact<Pref>(p_ref).address_(); + // potential promotion from (T**) to (const T**) shall be forced: + value_ref_ = (mln_qlf_value(I)**)(void*)(pxl_ref.address_()); init_(dps); } template <typename I> const mln_value(I)& - dpoints_fwd_pixter::center_value() const + dpoints_fwd_pixter::center_val() const { mln_invariant(value_ref_ != 0 || p_ref_ != 0); if (p_ref_) Index: mln/core/internal/pixel_impl.hh --- mln/core/internal/pixel_impl.hh (revision 1053) +++ mln/core/internal/pixel_impl.hh (working copy) @@ -67,10 +67,14 @@ /// pixel iterator value. - lvalue operator*(); + lvalue val(); /// Get the pixel iterator value. - rvalue operator*() const; + rvalue val() const; + + + /// Give the pixel image. + I& ima() const; /// Address of the current iterator value/pixel. @@ -113,7 +117,11 @@ /// Get the pixel iterator value. - rvalue operator*() const; + rvalue val() const; + + + /// Give the pixel image. + const I& ima() const; /// Address of the current iterator value/pixel. @@ -155,7 +163,7 @@ template <typename I, typename E> mln_lvalue(I) - pixel_impl_<I, E>::operator*() + pixel_impl_<I, E>::val() { mln_precondition(is_valid_()); return *value_ptr_; @@ -163,13 +171,21 @@ template <typename I, typename E> mln_rvalue(I) - pixel_impl_<I, E>::operator*() const + pixel_impl_<I, E>::val() const { mln_precondition(is_valid_()); return *value_ptr_; } template <typename I, typename E> + I& + pixel_impl_<I, E>::ima() const + { + // a const pixel, yet a mutable image + return const_cast<I&>(image_); + } + + template <typename I, typename E> mln_value(I) ** pixel_impl_<I, E>::address_() const { @@ -195,13 +211,20 @@ template <typename I, typename E> mln_rvalue(I) - pixel_impl_<const I, E>::operator*() const + pixel_impl_<const I, E>::val() const { mln_precondition(is_valid_()); return *value_ptr_; } template <typename I, typename E> + const I& + pixel_impl_<const I, E>::ima() const + { + return image_; + } + + template <typename I, typename E> const mln_value(I) ** pixel_impl_<const I, E>::address_() const { Index: mln/core/pixel.hh --- mln/core/pixel.hh (revision 1053) +++ mln/core/pixel.hh (working copy) @@ -96,12 +96,11 @@ bool pixel::is_valid() const { - I& ima = this->image_; - if (this->value_ptr_ = 0 || ! ima.has_data()) + if (this->value_ptr_ = 0 || ! this->image_.has_data()) return false; - int o = this->value_ptr_ - ima.buffer(); - mln_point(I) p = ima.point_at_offset(o); - return ima.owns_(p); + int o = this->value_ptr_ - this->image_.buffer(); + mln_point(I) p = this->image_.point_at_offset(o); + return this->image_.owns_(p); } # endif // ! MLN_INCLUDE_ONLY @@ -109,4 +108,7 @@ } // end of namespace mln +# include <mln/make/pixel.hh> + + #endif // ! MLN_CORE_PIXEL_HH Index: mln/core/concept/pixel_iterator.hh --- mln/core/concept/pixel_iterator.hh (revision 1053) +++ mln/core/concept/pixel_iterator.hh (working copy) @@ -57,7 +57,7 @@ only if the iterator is constructed on a mutable image: typedef lvalue; - lvalue operator*(); + lvalue val(); */ protected: Pixel_Iterator(); @@ -70,7 +70,7 @@ Pixel_Iterator<E>::Pixel_Iterator() { // typedef mln_lvalue(E) lvalue; -// lvalue (E::*m)() = & E::operator*; +// lvalue (E::*m)() = & E::val; // m = 0; } Index: mln/core/concept/generalized_pixel.hh --- mln/core/concept/generalized_pixel.hh (revision 1053) +++ mln/core/concept/generalized_pixel.hh (working copy) @@ -62,9 +62,10 @@ /* typedef value; typedef rvalue; - typedef image; + typedef image; // is const or not - rvalue operator*() const; + rvalue val() const; + image& ima() const; mln_qlf_value(image)** address_() const; */ protected: @@ -80,13 +81,16 @@ typedef mln_value(E) value; typedef mln_rvalue(E) rvalue; - rvalue (E::*m1)() const = & E::operator*; + rvalue (E::*m1)() const = & E::val; m1 = 0; typedef mln_image(E) image; - - mln_qlf_value(image)** (E::*m2)() const = & E::address_; + // FIXME: check "without &" + image& (E::*m2)() const = & E::ima; m2 = 0; + + mln_qlf_value(image)** (E::*m3)() const = & E::address_; + m3 = 0; } # endif // ! MLN_INCLUDE_ONLY Index: mln/core/concept/doc/pixel_iterator.hh --- mln/core/concept/doc/pixel_iterator.hh (revision 1053) +++ mln/core/concept/doc/pixel_iterator.hh (working copy) @@ -47,12 +47,12 @@ */ typedef void lvalue; - /*! \brief Dereference operator. + /*! \brief Give the pixel value. * * \return The current pixel value; this value cannot be * modified. */ - lvalue operator*() const; + lvalue val() const; protected: Pixel_Iterator(); Index: mln/core/concept/doc/generalized_pixel.hh --- mln/core/concept/doc/generalized_pixel.hh (revision 1053) +++ mln/core/concept/doc/generalized_pixel.hh (working copy) @@ -61,7 +61,14 @@ * * \return A read-only value. */ - rvalue operator*() const; + rvalue val() const; + + /*! \brief Give the image of this generalized pixel. + * + * The constness of a pixel object is not transmitted to the + * underlying image. + */ + image& ima() const; /*! \brief Give a hook to the value address. * Index: mln/metal/const.hh --- mln/metal/const.hh (revision 0) +++ mln/metal/const.hh (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_CONST_HH +# define MLN_METAL_CONST_HH + + +# define mlc_const(T) typename mln::metal::const_< T >::ret + + +namespace mln +{ + + namespace metal + { + + template <typename T> + struct const_ + { + typedef const T ret; + }; + + template <typename T> + struct const_< const T > + { + typedef const T ret; + }; + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_METAL_CONST_HH Index: mln/level/take.hh --- mln/level/take.hh (revision 1053) +++ mln/level/take.hh (working copy) @@ -77,7 +77,7 @@ const I& input = exact(input_); mln_pixter(const I) pxl(input); for_all(pxl) - a.take(*pxl); + a.take(pxl.val()); } } // end of namespace mln::level::impl Index: mln/level/assign.hh --- mln/level/assign.hh (revision 1053) +++ mln/level/assign.hh (working copy) @@ -80,7 +80,7 @@ mln_pixter(L) lhs(target); mln_pixter(const R) rhs(data); for_all_2(lhs, rhs) - *lhs = *rhs; + lhs.val() = rhs.val(); } } // end of namespace mln::level::impl Index: mln/level/apply.hh --- mln/level/apply.hh (revision 1053) +++ mln/level/apply.hh (working copy) @@ -86,7 +86,7 @@ mln_pixter(const I) pxl(input); for_all(pxl) - f(input(*pxl)); + f(pxl.val()); return f; } Index: mln/level/fast_median.hh --- mln/level/fast_median.hh (revision 1053) +++ mln/level/fast_median.hh (working copy) @@ -99,7 +99,7 @@ { mln_qixter(const I, W) q(input, win, p); for_all(q) - med.take(*q); + med.take(q.val()); } int& row = p.row(); @@ -114,10 +114,10 @@ // "go down" for_all(q_top) - med.untake(*q_top); + med.untake(q_top.val()); for_all(q_bot) - med.take(*q_bot); + med.take(q_bot.val()); output(p) = med.to_value(); @@ -127,9 +127,9 @@ { ++col; for_all(q_fm) - med.untake(*q_fm); + med.untake(q_fm.val()); for_all(q_fp) - med.take(*q_fp); + med.take(q_fp.val()); output(p) = med.to_value(); } else @@ -138,9 +138,9 @@ { --col; for_all(q_bm) - med.untake(*q_bm); + med.untake(q_bm.val()); for_all(q_bp) - med.take(*q_bp); + med.take(q_bp.val()); output(p) = med.to_value(); } // change browsing Index: mln/level/transform.hh --- mln/level/transform.hh (revision 1053) +++ mln/level/transform.hh (working copy) @@ -31,6 +31,8 @@ /*! \file mln/level/transform.hh * * \brief Transform the contents of an image into another one. + * + * \todo Clean this file + overload with pixel iterators. */ # include <mln/core/concept/image.hh> @@ -110,7 +112,7 @@ // po.start(); // for_all(pi) // { -// *po = lut(*pi); +// po.val() = lut(pi.val()); // po.next(); // } // } Index: mln/linear/convolve.hh --- mln/linear/convolve.hh (revision 1053) +++ mln/linear/convolve.hh (working copy) @@ -46,11 +46,14 @@ namespace linear { - /*! Convolution of image \p input by the weighted window \p win. + /*! Convolution of image \p input by the weighted window \p w_win. * * \warning Computation of \p output(p) is performed with the * value type of \p output. * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + * * \pre output.domain = input.domain */ template <typename I, typename W, typename O> @@ -97,26 +100,29 @@ mln_pixter(O) p_out(output); mln_pixter(const I) p(input); - mln_qixter(const I, W) q(input, w_win, p); + mln_qixter(const I, W) q(p, w_win); for_all_2(p, p_out) { mln_value(O) v = 0; unsigned i = 0; for_all(q) - v += w_win.w(i++) * *q; - *p_out = v; + v += w_win.w(i++) * q.val(); + p_out.val() = v; } } } // end of namespace mln::linear::impl + + // Facade. + template <typename I, typename W, typename O> void convolve(const Image& input, const Weighted_Window<W>& w_win, Image<O>& output) { mln_precondition(exact(output).domain() = exact(input).domain()); - impl::convolve(exact(input), - exact(w_win), exact(output)); + impl::convolve(exact(input), exact(w_win), exact(output)); } # endif // ! MLN_INCLUDE_ONLY Index: mln/linear/local/convolve.hh --- mln/linear/local/convolve.hh (revision 0) +++ mln/linear/local/convolve.hh (revision 0) @@ -0,0 +1,174 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_LOCAL_CONVOLVE_HH +# define MLN_LINEAR_LOCAL_CONVOLVE_HH + +/*! \file mln/linear/local/convolve.hh + * + * \brief Local convolution at a point. + */ + +# include <mln/core/concept/image.hh> +# include <mln/core/concept/generalized_point.hh> +# include <mln/core/concept/generalized_pixel.hh> +# include <mln/core/concept/weighted_window.hh> +# include <mln/metal/const.hh> + + + +namespace mln +{ + + namespace linear + { + + namespace local + { + + /*! Local convolution of image \p input at point \p p by the + * weighted window \p w_win. + * + * \warning Computation of the \p result is performed with the + * type \c R. + * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + */ + template <typename I, typename P, typename W, typename R> + void convolve(const Image& input, + const Generalized_Point& p, + const Weighted_Window<W>& w_win, + R& result); + + + /*! Local convolution around (generalized) pixel \p by the + * weighted window \p w_win. + * + * \warning Computation of the \p result is performed with the + * type \c R. + * + * \warning The weighted window is used as-is, considering that + * its symmetrization is handled by the client. + */ + template <typename P, typename W, typename R> + void convolve(const Generalized_Pixel& p, + const Weighted_Window<W>& w_win, + R& result); + + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I, typename P, typename W, typename R> + void convolve(const Image& input_, + const Generalized_Point& p_, + const W& w_win, + R& result) + { + const I& input = exact(input_); + const P& p = internal::force_exact(p_); + + R tmp = 0; // FIXME: zero? + mln_qiter(W) q(w_win, p); + for_all(q) if (input.has(q)) + tmp += input(q) * q.w(); + result = tmp; + } + + template <typename I, typename P, typename W, typename R> + void convolve(const Fast_Image& input_, + const Generalized_Point& p_, + const W& w_win, + R& result) + { + const I& input = exact(input_); + const P& p = internal::force_exact(p_); + + mln_precondition(input.border() >= w_win.delta()); + + R tmp = 0; + unsigned i = 0; + mln_qixter(const I, W) q(input, w_win, p); + for_all(q) + tmp += w_win.w(i++) * q.val(); + result = tmp; + } + + template <typename P, typename W, typename R> + void convolve(const Generalized_Pixel& p_, + const W& w_win, + R& result) + { + const P& p = internal::force_exact(p_); + mln_precondition(p.ima().border() >= w_win.delta()); + + R tmp = 0; + unsigned i = 0; + // FIXME: mln_qixter(const P, W) should work + // FIXME: so make the trait make this job... + mln_qixter(mlc_const(mln_image(P)), W) q(p, w_win); + for_all(q) + tmp += w_win.w(i++) * q.val(); + result = tmp; + } + + } // end of namespace mln::linear::impl + + + // Facades. + + template <typename I, typename P, typename W, typename R> + void convolve(const Image& input, + const Generalized_Point& p, + const Weighted_Window<W>& w_win, + R& result) + { + mln_precondition(exact(input).has_data()); + impl::convolve(exact(input), p, exact(w_win), result); + } + + template <typename P, typename W, typename R> + void convolve(const Generalized_Pixel& p, + const Weighted_Window<W>& w_win, + R& result) + { + impl::convolve(p, exact(w_win), result); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear::local + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_LOCAL_CONVOLVE_HH Index: mln/make/pixel.hh --- mln/make/pixel.hh (revision 0) +++ mln/make/pixel.hh (revision 0) @@ -0,0 +1,78 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MAKE_PIXEL_HH +# define MLN_MAKE_PIXEL_HH + +/*! \file mln/make/pixel.hh + * + * \brief Routine to construct an mln::pixel. + */ + +# include <mln/core/concept/image.hh> +# include <mln/core/pixel.hh> + + +namespace mln +{ + + namespace make + { + + /// Create an mln::pixel from a constant image \p ima and a point \p p. + template <typename I> + mln::pixel<const I> pixel(const Image& ima, const mln_point(I)& p); + + /// Create an mln::pixel from a mutable image \p ima and a point \p p. + template <typename I> + mln::pixel pixel(Image& ima, const mln_point(I)& p); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + mln::pixel<const I> pixel(const Image& ima, const mln_point(I)& p) + { + mln::pixel<const I> tmp(exact(ima), p); + return tmp; + } + + template <typename I> + mln::pixel pixel(Image& ima, const mln_point(I)& p) + { + mln::pixel tmp(exact(ima), p); + return tmp; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::make + +} // end of namespace mln + + +#endif // ! MLN_MAKE_PIXEL_HH

1 0

1053: Add proper inheritance to functions.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Add proper inheritance to functions. * mln/core/concept/doc/neighborhood.hh, * mln/core/concept/neighborhood.hh, * mln/core/neighb.hh (point): New. * mln/convert/to_image.hh (helper_dim_, helper_image_from_): New in mln::internal. (image_from_): New in mln. (mln_image_from): New macro. (to_image): Fix; now generalized. * mln/metal/all.hh: New. * mln/metal/equal.hh: Update. (mlc_equal): New. * mln/metal/if.hh: New. * mln/metal/is_a.hh: New. * mln/metal/unptr.hh: New. * mln/metal/unqualif.hh: New. * mln/metal/unref.hh: New. * mln/core/concept/function.hh (result): New in Function_p2b. * mln/fun/internal: New directory. * mln/pw/cst.hh: Precise inheritance. * mln/pw/value.hh: Likewise. (select_function_): Move to... * mln/fun/internal/selector.hh: ...this new file. (select_function_): Rename as... (selector_): ...this. * mln/fun/c.hh: New. * mln/convert/to_fun.hh: New. * mln/convert/to_window.hh (to_window): New overload. * mln/estim/mean.hh (mean): New overload. * mln/estim/sum.hh: New. * mln/level/run.hh: Rename as... * mln/level/compute.hh: ...this. (run): Rename as... (compute): ...this. * tests/w_window2d_int.cc: Augment. mln/convert/to_fun.hh | 77 ++++++++++++++++ mln/convert/to_image.hh | 59 ++++++++++-- mln/convert/to_window.hh | 29 ++++-- mln/core/concept/doc/neighborhood.hh | 3 mln/core/concept/function.hh | 1 mln/core/concept/neighborhood.hh | 2 mln/core/neighb.hh | 3 mln/estim/mean.hh | 28 +++++ mln/estim/sum.hh | 88 ++++++++++++++++++ mln/fun/c.hh | 85 +++++++++++++++++ mln/fun/internal/selector.hh | 168 +++++++++++++++++++++++++++++++++++ mln/level/compute.hh | 18 +-- mln/metal/all.hh | 58 ++++++++++++ mln/metal/equal.hh | 16 +-- mln/metal/if.hh | 85 +++++++++++++++++ mln/metal/is_a.hh | 88 ++++++++++++++++++ mln/metal/unptr.hh | 58 ++++++++++++ mln/metal/unqualif.hh | 58 ++++++++++++ mln/metal/unref.hh | 58 ++++++++++++ mln/pw/cst.hh | 13 +- mln/pw/value.hh | 21 ---- tests/pw_value.cc | 1 tests/w_window2d_int.cc | 24 +++-- 23 files changed, 968 insertions(+), 73 deletions(-) Index: tests/w_window2d_int.cc --- tests/w_window2d_int.cc (revision 1052) +++ tests/w_window2d_int.cc (working copy) @@ -35,23 +35,22 @@ #include <mln/convert/to_image.hh> #include <mln/convert/to_w_window.hh> -#include <mln/debug/println.hh> +#include <mln/convert/to_fun.hh> +#include <mln/estim/sum.hh> -struct my_f : mln::Function_p2v< my_f > -{ - typedef int result; - int operator()(const mln::point2d& p) const + +int f(mln::point2d p) { return p.row() + p.col(); } -}; int main() { using namespace mln; + { int ws[] = { -1, 0, 1, -2, 0, 2, -1, 0, 1 }; @@ -60,7 +59,16 @@ image2d_b<int> ima = convert::to_image(w_win); w_window2d_int w_win_2 = convert::to_w_window(ima); mln_assertion(w_win_2 = w_win); + } + + { + w_window2d_int w_win = make::w_window(win::rectangle2d(3, 5), + convert::to_fun(f)); + // -3 -2 -1 0 +1 + // -2 -1 0 +1 +2 + // -1 0 +1 +2 +3 + image2d_b<int> ima = convert::to_image(w_win); + mln_assertion(estim::sum(ima) = 0); + } - w_window2d_int tmp = make::w_window(win::rectangle2d(3, 5), my_f()); - debug::println(convert::to_image(tmp)); } Index: tests/pw_value.cc --- tests/pw_value.cc (revision 1052) +++ tests/pw_value.cc (working copy) @@ -43,6 +43,5 @@ image2d_b<int> ima(3, 3); point2d p = make::point2d(1, 1); ima(p) = 51; - mln_assertion( (pw::value(ima) = pw::cst(51))(p) = true ); } Index: mln/convert/to_image.hh --- mln/convert/to_image.hh (revision 1052) +++ mln/convert/to_image.hh (working copy) @@ -45,36 +45,73 @@ # include <mln/level/fill.hh> +# define mln_image_from(Src, Value) typename mln::image_from_< Src, Value >::ret + + + namespace mln { + // FIXME: Move elsewhere. + namespace internal + { + + template <typename T> + struct helper_dim_ + { + typedef mln_point(T) P; + enum { value = P::dim }; + }; + + template <unsigned dim, typename V> struct helper_image_from_; + + template <typename V> + struct helper_image_from_< 2, V > + { + typedef image2d_b<V> ret; + }; + + } // end of namespace mln::internal + + + // FIXME: Doc + move elsewhere! + template <typename T, typename V> + struct image_from_ + { + enum { dim = internal::helper_dim_<T>::value }; + typedef typename internal::helper_image_from_< dim, V >::ret ret; + }; + + + namespace convert { + /// Convert a point set \p pset into a binary image. template <typename S> - image2d_b<bool> to_image(const Point_Set<S>& pset); + mln_image_from(S, bool) to_image(const Point_Set<S>& pset); /// Convert a window \p win into a binary image. template <typename W> - image2d_b<bool> to_image(const Window<W>& win); + mln_image_from(W, bool) to_image(const Window<W>& win); /// Convert a neighborhood \p nbh into a binary image. template <typename N> - image2d_b<bool> to_image(const Neighborhood<N>& nbh); + mln_image_from(N, bool) to_image(const Neighborhood<N>& nbh); /// Convert a weighted window \p w_win into an image. template <typename W> - image2d_b<mln_weight(W)> to_image(const Weighted_Window<W>& w_win); + mln_image_from(W, mln_weight(W)) to_image(const Weighted_Window<W>& w_win); # ifndef MLN_INCLUDE_ONLY template <typename S> - image2d_b<bool> to_image(const Point_Set<S>& pset_) + mln_image_from(S, bool) to_image(const Point_Set<S>& pset_) { const S& pset = exact(pset_); - image2d_b<bool> ima(pset.bbox()); + mln_image_from(S, bool) ima(pset.bbox()); level::fill(ima, false); mln_piter(S) p(pset); for_all(p) @@ -83,14 +120,14 @@ } template <typename W> - image2d_b<bool> to_image(const Window<W>& win_) + mln_image_from(W, bool) to_image(const Window<W>& win_) { const W& win = exact(win_); mln_precondition(! win.is_empty()); typedef mln_point(W) P; box2d b = geom::bbox(win); - image2d_b<bool> ima(b); + mln_image_from(W, bool) ima(b); level::fill(ima, false); mln_qiter(W) q(win, P::zero); for_all(q) @@ -99,20 +136,20 @@ } template <typename N> - image2d_b<bool> to_image(const Neighborhood<N>& nbh) + mln_image_from(N, bool) to_image(const Neighborhood<N>& nbh) { return to_image(convert::to_window(nbh)); } template <typename W> - image2d_b<mln_weight(W)> to_image(const Weighted_Window<W>& w_win_) + mln_image_from(W, mln_weight(W)) to_image(const Weighted_Window<W>& w_win_) { const W& w_win = exact(w_win_); mln_precondition(! w_win.is_empty()); typedef mln_point(W) P; box2d b = geom::bbox(w_win); - image2d_b<mln_weight(W)> ima(b); + mln_image_from(W, mln_weight(W)) ima(b); mln_qiter(W) q(w_win, P::zero); for_all(q) ima(q) = q.w(); Index: mln/convert/to_window.hh --- mln/convert/to_window.hh (revision 1052) +++ mln/convert/to_window.hh (working copy) @@ -33,9 +33,10 @@ * \brief Conversions to mln::window. */ -# include <mln/core/concept/image.hh> # include <mln/core/concept/neighborhood.hh> # include <mln/core/window.hh> +# include <mln/pw/image.hh> +# include <mln/pw/cst.hh> namespace mln @@ -48,9 +49,13 @@ template <typename N> window<mln_dpoint(N)> to_window(const Neighborhood<N>& nbh); - /// Convert a binary image \p input into a window. + /// Convert a binary image \p ima into a window. template <typename I> - window<mln_dpoint(I)> to_window(const Image& input); + window<mln_dpoint(I)> to_window(const Image& ima); + + /// Convert a point set \p pset into a window. + template <typename S, typename F> + window<mln_dpoint(S)> to_window(const Point_Set<S>& pset); # ifndef MLN_INCLUDE_ONLY @@ -69,21 +74,27 @@ } template <typename I> - window<mln_dpoint(I)> to_window(const Image& input_) + window<mln_dpoint(I)> to_window(const Image& ima_) { - const I& input = exact(input_); - mln_precondition(input.has_data()); - // FIXME: Check that input is binary! + const I& ima = exact(ima_); + mln_precondition(ima.has_data()); + // FIXME: Check that ima is binary! typedef mln_dpoint(I) D; typedef mln_point(D) P; window<D> win; - mln_piter(I) p(input.domain()); + mln_piter(I) p(ima.domain()); for_all(p) - if (input(p)) + if (ima(p)) win.insert(p - P::zero); return win; } + template <typename S, typename F> + window<mln_dpoint(S)> to_window(const Point_Set<S>& pset) + { + return to_window(pw::cst(true) | pset); + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::convert Index: mln/convert/to_fun.hh --- mln/convert/to_fun.hh (revision 0) +++ mln/convert/to_fun.hh (revision 0) @@ -0,0 +1,77 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CONVERT_TO_FUN_HH +# define MLN_CONVERT_TO_FUN_HH + +/*! \file mln/convert/to_fun.hh + * + * \brief Conversions towards some mln::Function. + */ + +# include <mln/pw/value.hh> +# include <mln/fun/c.hh> + + +namespace mln +{ + + namespace convert + { + + /// Convert a C unary function into an mln::fun::C. + template <typename R, typename A> + fun::C<R(*)(A)> to_fun(R (*f)(A)); + + /// Convert an image into a function. + template <typename I> + pw::value_ to_fun(const Image& ima); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename R, typename A> + fun::C<R(*)(A)> to_fun(R (*f_)(A)) + { + fun::C<R(*)(A)> f(f_); + return f; + } + + template <typename I> + pw::value_ to_fun(const Image& ima) + { + return pw::value(ima); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::convert + +} // end of namespace mln + + +#endif // ! MLN_CONVERT_TO_FUN_HH Index: mln/estim/sum.hh --- mln/estim/sum.hh (revision 0) +++ mln/estim/sum.hh (revision 0) @@ -0,0 +1,88 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_ESTIM_SUM_HH +# define MLN_ESTIM_SUM_HH + +/*! \file mln/estim/sum.hh + * + * \brief Compute the sum pixel value. + */ + +# include <mln/accu/sum.hh> +# include <mln/level/compute.hh> + + +namespace mln +{ + + namespace estim + { + + /*! \brief Compute the sum value of the pixels of image \p input. + * + * \param[in] input The image. + * \return The sum value. + */ + template <typename I> + mln_sum(mln_value(I)) sum(const Image& input); + + + /*! \brief Compute the sum value of the pixels of image \p input. + * + * \param[in] input The image. + * \param[out] result The sum value. + */ + template <typename I, typename S> + void sum(const Image& input, S& result); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + mln_sum(mln_value(I)) sum(const Image& input) + { + mln_precondition(exact(input).has_data()); + return level::compute(input, accu::sum<mln_value(I)>()).to_value(); + } + + template <typename I, typename S> + void sum(const Image& input, S& result) + { + mln_precondition(exact(input).has_data()); + result = level::compute(input, + accu::sum<mln_value(I), S>()).to_value(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::estim + +} // end of namespace mln + + +#endif // ! MLN_ESTIM_SUM_HH Index: mln/estim/mean.hh --- mln/estim/mean.hh (revision 1052) +++ mln/estim/mean.hh (working copy) @@ -34,7 +34,7 @@ */ # include <mln/accu/mean.hh> -# include <mln/level/run.hh> +# include <mln/level/compute.hh> namespace mln @@ -46,20 +46,40 @@ /*! \brief Compute the mean value of the pixels of image \p input. * * \param[in] input The image. + * \return The mean value. */ template <typename I> mln_sum(mln_value(I)) mean(const Image& input); + /*! \brief Compute the mean value of the pixels of image \p input. + * + * \param[in] input The image. + * \param[out] result The mean value. + * + * The free parameter \c S is the type used to compute the + * summation. + */ + template <typename S, typename I, typename M> + void mean(const Image& input, M& result); + + # ifndef MLN_INCLUDE_ONLY template <typename I> mln_sum(mln_value(I)) mean(const Image& input) { mln_precondition(exact(input).has_data()); - typedef mln_value(I) V; - typedef mln_sum(V) S; - return level::run(input, accu::mean<V, S>()).to_value(); + return level::compute(input, + accu::mean<mln_value(I)>()).to_value(); + } + + template <typename S, typename I, typename M> + void mean(const Image& input, M& result) + { + mln_precondition(exact(input).has_data()); + result = level::compute(input, + accu::mean<mln_value(I), S, M>()).to_value(); } # endif // ! MLN_INCLUDE_ONLY Index: mln/pw/cst.hh --- mln/pw/cst.hh (revision 1052) +++ mln/pw/cst.hh (working copy) @@ -33,7 +33,7 @@ * \brief FIXME. */ -# include <mln/core/concept/function.hh> +# include <mln/fun/internal/selector.hh> namespace mln @@ -45,11 +45,12 @@ // FIXME: Doc! template <typename T> - struct cst_ : public Function_p2v< cst_<T> > + struct cst_ + : fun::internal::selector_p2_<T, cst_<T> >::ret { typedef T result; - cst_(T t); + cst_(const T& t); template <typename P> T operator()(const P&) const; @@ -62,7 +63,7 @@ // FIXME: Doc! template <typename T> - cst_<T> cst(T t); + cst_<T> cst(const T& t); # ifndef MLN_INCLUDE_ONLY @@ -70,7 +71,7 @@ // pw::cst_<T> template <typename T> - cst_<T>::cst_(T t) + cst_<T>::cst_(const T& t) : t_(t) { } @@ -86,7 +87,7 @@ // pw::cst(t) template <typename T> - cst_<T> cst(T t) + cst_<T> cst(const T& t) { cst_<T> tmp(t); return tmp; Index: mln/pw/value.hh --- mln/pw/value.hh (revision 1052) +++ mln/pw/value.hh (working copy) @@ -33,9 +33,8 @@ * \brief FIXME. */ -# include <mln/core/concept/function.hh> +# include <mln/fun/internal/selector.hh> # include <mln/core/concept/image.hh> -# include <mln/value/props.hh> @@ -45,26 +44,12 @@ namespace pw { - // FIXME: Move! - - namespace internal - { - - template <typename K, typename E> - struct select_function_ : Function_p2v<E> - {}; - - template <typename E> - struct select_function_< value::binary_kind, E > : Function_p2b<E> - {}; - - } // end of namespace mln::pw::internal - // FIXME: Doc! template <typename I> - struct value_ : public internal::select_function_< mln_value_kind(I), value_ > + struct value_ + : fun::internal::selector_p2_< mln_value(I), value_ >::ret { typedef mln_value(I) result; value_(const I& ima); Index: mln/core/neighb.hh --- mln/core/neighb.hh (revision 1052) +++ mln/core/neighb.hh (working copy) @@ -58,6 +58,9 @@ /// Dpoint associated type. typedef D dpoint; + /// Point associated type. + typedef mln_point(D) point; + /*! \brief Point_Iterator type to browse the points of a generic * neighborhood w.r.t. the ordering of delta-points. */ Index: mln/core/concept/function.hh --- mln/core/concept/function.hh (revision 1052) +++ mln/core/concept/function.hh (working copy) @@ -99,6 +99,7 @@ template <typename E> struct Function_p2b : public Function_p2v<E> { + typedef bool result; protected: Function_p2b(); }; Index: mln/core/concept/neighborhood.hh --- mln/core/concept/neighborhood.hh (revision 1052) +++ mln/core/concept/neighborhood.hh (working copy) @@ -52,6 +52,7 @@ typedef bkd_niter; typedef dpoint; + typedef point; */ protected: @@ -68,6 +69,7 @@ typedef mln_fwd_niter(E) fwd_niter; typedef mln_bkd_niter(E) bkd_niter; typedef mln_dpoint(E) dpoint; + typedef mln_point(E) point; } # endif // ! MLN_INCLUDE_ONLY Index: mln/core/concept/doc/neighborhood.hh --- mln/core/concept/doc/neighborhood.hh (revision 1052) +++ mln/core/concept/doc/neighborhood.hh (working copy) @@ -59,6 +59,9 @@ /// Dpoint associated type. typedef void dpoint; + + /// Point associated type. + typedef void point; }; } // end of namespace mln::doc Index: mln/fun/c.hh --- mln/fun/c.hh (revision 0) +++ mln/fun/c.hh (revision 0) @@ -0,0 +1,85 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_FUN_C_HH +# define MLN_FUN_C_HH + +/*! \file mln/fun/c.hh + * + * \brief FIXME. + */ + +# include <mln/fun/internal/selector.hh> +# include <mln/metal/unqualif.hh> + + +namespace mln +{ + + namespace fun + { + + template <typename F> struct C; + + + // FIXME: Doc! + template <typename R, typename A> + struct C< R (*)(A) > + : + fun::internal::selector_< R, A, C<R(*)(A)> >::ret + { + C(R (*f)(A)); + typedef R result; + R operator()(const mlc_unqualif(A)& a) const; + protected: + R (*f_)(A); + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename R, typename A> + C<R(*)(A)>::C(R (*f)(A)) + : f_(f) + { + } + + template <typename R, typename A> + R + C<R(*)(A)>::operator()(const mlc_unqualif(A)& a) const + { + return f_(a); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_P2B_C_HH Index: mln/fun/internal/selector.hh --- mln/fun/internal/selector.hh (revision 0) +++ mln/fun/internal/selector.hh (revision 0) @@ -0,0 +1,168 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_FUN_INTERNAL_SELECTOR_HH +# define MLN_FUN_INTERNAL_SELECTOR_HH + +/*! \file mln/fun/internal/selector.hh + * + * \brief FIXME. + */ + +# include <mln/core/concept/function.hh> +# include <mln/core/concept/point.hh> +# include <mln/metal/unqualif.hh> +# include <mln/metal/if.hh> +# include <mln/metal/is_a.hh> + + +namespace mln +{ + + namespace fun + { + + namespace internal + { + + // Function_v2v + // | + // + -- Function_i2v + // | + // + -- Function_p2v + // | + // + -- Function_p2b + // | + // + -- Function_p2p + + enum + { + b_, + i_, + p_, + v_ + }; + + template <int arg, int res, typename E> struct helper_selector_; + + // no b2* type => v2v type + template <typename E> + struct helper_selector_< b_, b_, E > { typedef Function_v2v<E> ret; }; + template <typename E> + struct helper_selector_< b_, i_, E > { typedef Function_v2v<E> ret; }; + template <typename E> + struct helper_selector_< b_, p_, E > { typedef Function_v2v<E> ret; }; + template <typename E> + struct helper_selector_< b_, v_, E > { typedef Function_v2v<E> ret; }; + + // i2* => only i2v type + template <typename E> + struct helper_selector_< i_, b_, E > { typedef Function_i2v<E> ret; }; + template <typename E> + struct helper_selector_< i_, i_, E > { typedef Function_i2v<E> ret; }; + template <typename E> + struct helper_selector_< i_, p_, E > { typedef Function_i2v<E> ret; }; + template <typename E> + struct helper_selector_< i_, v_, E > { typedef Function_i2v<E> ret; }; + + // p2* + template <typename E> + struct helper_selector_< p_, b_, E > { typedef Function_p2b<E> ret; }; + template <typename E> + struct helper_selector_< p_, i_, E > { typedef Function_p2v<E> ret; }; // no p2i type => p2v + template <typename E> + struct helper_selector_< p_, p_, E > { typedef Function_p2p<E> ret; }; + template <typename E> + struct helper_selector_< p_, v_, E > { typedef Function_p2v<E> ret; }; + + // v2* => only v2v type + template <typename E> + struct helper_selector_< v_, b_, E > { typedef Function_v2v<E> ret; }; + template <typename E> + struct helper_selector_< v_, i_, E > { typedef Function_v2v<E> ret; }; + template <typename E> + struct helper_selector_< v_, p_, E > { typedef Function_v2v<E> ret; }; + template <typename E> + struct helper_selector_< v_, v_, E > { typedef Function_v2v<E> ret; }; + + + // tag_ + + template <typename T> struct tag_; + + template <> + struct tag_< bool > + { + enum { value = b_ }; + }; + + template <> + struct tag_< unsigned > + { + enum { value = i_ }; + }; + + template <typename T> + struct tag_ + { + enum { value = mlc_is_a(T, Point)::to_bool + ? p_ + : v_ }; + }; + + + template <typename R_, typename A_, typename E> + struct selector_ + { + typedef mlc_unqualif(R_) R; + typedef mlc_unqualif(A_) A; + enum { arg = tag_<A>::value, + res = tag_<R>::value }; + typedef typename helper_selector_<arg, res, E>::ret ret; + private: + selector_(); + }; + + + template <typename R_, typename E> + struct selector_p2_ + { + typedef mlc_unqualif(R_) R; + enum { res = tag_<R>::value }; + typedef typename helper_selector_<p_, res, E>::ret ret; + private: + selector_p2_(); + }; + + } // end of namespace mln::fun::internal + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_INTERNAL_SELECTOR_HH Index: mln/metal/unqualif.hh --- mln/metal/unqualif.hh (revision 0) +++ mln/metal/unqualif.hh (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_UNQUALIF_HH +# define MLN_METAL_UNQUALIF_HH + +# include <mln/metal/unconst.hh> +# include <mln/metal/unptr.hh> +# include <mln/metal/unref.hh> + + +# define mlc_unqualif(T) typename mln::metal::unqualif< T >::ret + + +namespace mln +{ + + namespace metal + { + + template <typename T> + struct unqualif + { + typedef mlc_unref(T) tmp1; + typedef mlc_unconst(tmp1) tmp2; + typedef mlc_unptr(tmp2) ret; + }; + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_METAL_UNQUALIF_HH Index: mln/metal/if.hh --- mln/metal/if.hh (revision 0) +++ mln/metal/if.hh (revision 0) @@ -0,0 +1,85 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CORE_METAL_IF_HH +# define MLN_CORE_METAL_IF_HH + +/*! \file mln/metal/if.hh + * + * \brief Definition of an "if-then-else" expression type. + */ + +# include <mln/metal/bool.hh> + +# define mlc_if(Cond, Then, Else) typename mln::metal::if_< Cond, Then, Else >::ret + + + +namespace mln +{ + + namespace metal + { + + namespace internal + { + + template <bool cond, typename Then, typename Else> + struct helper_if_; + + template <typename Then, typename Else> + struct helper_if_< true, Then, Else > + { + typedef Then ret; + }; + + template <typename Then, typename Else> + struct helper_if_< false, Then, Else > + { + typedef Else ret; + }; + + } // end of namespace mln::metal::internal + + + /*! \brief "if-then-else" expression. + * + * FIXME: Doc! + */ + template <typename Cond, typename Then, typename Else> + struct if_ : internal::helper_if_< Cond::value, Then, Else > + { + // ret is inherited. + }; + + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_CORE_METAL_IF_HH Index: mln/metal/equal.hh --- mln/metal/equal.hh (revision 1052) +++ mln/metal/equal.hh (working copy) @@ -28,6 +28,11 @@ #ifndef MLN_METAL_EQUAL_HH # define MLN_METAL_EQUAL_HH +# include <mln/metal/bool.hh> + + +# define mlc_equal(T1, T2) mln::metal::equal< T1, T2 > + namespace mln { @@ -36,15 +41,12 @@ { template <typename T1, typename T2> - struct equal - { - }; + struct equal : false_ + {}; template <typename T> - struct equal< T, T > - { - static void check() {} - }; + struct equal< T, T > : true_ + {}; } // end of namespace mln::metal Index: mln/metal/unptr.hh --- mln/metal/unptr.hh (revision 0) +++ mln/metal/unptr.hh (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_UNPTR_HH +# define MLN_METAL_UNPTR_HH + + +# define mlc_unptr(T) typename mln::metal::unptr< T >::ret + + +namespace mln +{ + + namespace metal + { + + template <typename T> + struct unptr + { + typedef T ret; + }; + + template <typename T> + struct unptr< T* > + { + typedef mlc_unptr(T) ret; + }; + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_METAL_UNPTR_HH Index: mln/metal/all.hh --- mln/metal/all.hh (revision 0) +++ mln/metal/all.hh (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_ALL_HH +# define MLN_METAL_ALL_HH + +/*! \file mln/metal/all.hh + * + * \brief File that includes all meta-programming tools. + */ + +namespace mln +{ + + /// Namespace of meta-programming tools. + namespace metal {} + +} // end of namespace mln + + +# include <mln/metal/bexpr.hh> // <- bool.hh +# include <mln/metal/equal.hh> +# include <mln/metal/if.hh> +# include <mln/metal/is_a.hh> +# include <mln/metal/math.hh> +# include <mln/metal/none.hh> +# include <mln/metal/unqualif.hh> // <- unconst.hh, unptr.hh, unref.hh +# include <mln/metal/vec.hh> + +# include <mln/metal/same_coord.hh> +# include <mln/metal/same_point.hh> + + +#endif // ! MLN_METAL_ALL_HH Index: mln/metal/is_a.hh --- mln/metal/is_a.hh (revision 0) +++ mln/metal/is_a.hh (revision 0) @@ -0,0 +1,88 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CORE_METAL_IS_A_HH +# define MLN_CORE_METAL_IS_A_HH + +/*! \file mln/metal/is_a.hh + * + * \brief Definition of a type that means "is_a". + */ + + +# define mlc_is_a(T, U) mln::metal::is_a< T, U > + + + +namespace mln +{ + + namespace metal + { + + namespace internal + { + + typedef char yes_; + struct no_ { char dummy[2]; }; + + template <typename T> + struct make_ + { + static T* ptr(); + }; + + template <typename T, template <class> class U> + struct helper_is_a_ + { + + template<class V> + static yes_ selector(U<V>*); + static no_ selector(...); + }; + + } // end of namespace mln::metal::internal + + + + /*! \brief "is_a" check. + * + * FIXME: Doc! + */ + template <typename T, template <class> class U> + struct is_a : bool_<( sizeof( internal::helper_is_a_<T,U>::selector(internal::make_<T>::ptr()) ) + = + sizeof( internal::yes_ ) )>::type + {}; + + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_CORE_METAL_IS_A_HH Index: mln/metal/unref.hh --- mln/metal/unref.hh (revision 0) +++ mln/metal/unref.hh (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_UNREF_HH +# define MLN_METAL_UNREF_HH + + +# define mlc_unref(T) typename mln::metal::unref< T >::ret + + +namespace mln +{ + + namespace metal + { + + template <typename T> + struct unref + { + typedef T ret; + }; + + template <typename T> + struct unref< T& > + { + typedef T ret; + }; + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_METAL_UNREF_HH Index: mln/level/compute.hh --- mln/level/compute.hh (revision 1052) +++ mln/level/compute.hh (working copy) @@ -25,12 +25,12 @@ // reasons why the executable file might be covered by the GNU General // Public License. -#ifndef MLN_LEVEL_RUN_HH -# define MLN_LEVEL_RUN_HH +#ifndef MLN_LEVEL_COMPUTE_HH +# define MLN_LEVEL_COMPUTE_HH -/*! \file mln/level/run.hh +/*! \file mln/level/compute.hh * - * \brief Run an accumulator onto image pixel values. + * \brief Compute an accumulator onto image pixel values. */ # include <mln/level/take.hh> @@ -42,26 +42,26 @@ namespace level { - /*! Run an accumulator onto the pixel values of the image \p input. + /*! Compute an accumulator onto the pixel values of the image \p input. * * \param[in] input The input image. * \param[in] a The accumulator. * \return A resulting accumulator. * - * This routine runs: \n + * This routine computes: \n * res = \p a \n * res.init() \n * level::take(res, \p input) \n * return res \n */ template <typename I, typename A> - A run(const Image& input, const Accumulator<A>& a); + A compute(const Image& input, const Accumulator<A>& a); # ifndef MLN_INCLUDE_ONLY template <typename I, typename A> - A run(const Image& input, const Accumulator<A>& a) + A compute(const Image& input, const Accumulator<A>& a) { A res = exact(a); res.init(); @@ -76,4 +76,4 @@ } // end of namespace mln -#endif // ! MLN_LEVEL_RUN_HH +#endif // ! MLN_LEVEL_COMPUTE_HH

1 0

1052: Add some linear filters and augment related tools.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Add some linear filters and augment related tools. * mln/linear/convolve.hh: Add doc. * mln/linear/log.hh (LoG_7x7, LoG_13x13, LoG_17x17): New. * mln/linear/lap.hh: New. * tests/linear_lap.cc: New. * mln/convert/to_dpoint.hh: Add postcondition. * mln/convert/to_w_window.hh: New. * mln/core/w_window2d_float.hh: New. * mln/make/w_window.hh: New. * mln/make/w_window2d_int.hh: Remove; useless. * mln/core/concept/doc/weighted_window.hh: Augment doc. (weight, window): Rename as... (w, win): ...these. (weight, window): New associated types. * mln/core/concept/weighted_window.hh: Update. * mln/core/window.hh (window_): Rename as... (window): ...this. * mln/core/w_window.hh (w_window_): Rename as... (w_window): ...this. (insert): Swap args; add precondition. Update. * mln/convert/to_image.hh, * mln/convert/to_window.hh, * mln/geom/pmin_pmax.hh, * mln/geom/bbox.hh: New overload. * mln/core/window2d.hh, * mln/core/w_window2d_int.hh, * mln/linear/convolve.hh, * mln/make/w_window2d.hh, * tests/convolve.cc, * tests/pixter_dpoint2d.cc, * tests/w_window2d_int.cc: Update. mln/convert/to_dpoint.hh | 8 +- mln/convert/to_image.hh | 21 +++++ mln/convert/to_w_window.hh | 76 +++++++++++++++++++++ mln/convert/to_window.hh | 29 +++++++- mln/core/concept/doc/weighted_window.hh | 16 ++++ mln/core/concept/weighted_window.hh | 17 +++- mln/core/macros.hh | 10 ++ mln/core/w_window.hh | 114 +++++++++++++++++++++----------- mln/core/w_window2d_float.hh | 56 +++++++++++++++ mln/core/w_window2d_int.hh | 4 - mln/core/window.hh | 46 ++++++------ mln/core/window2d.hh | 2 mln/estim/min_max.hh | 2 mln/geom/bbox.hh | 17 ++++ mln/geom/pmin_pmax.hh | 17 ++++ mln/linear/convolve.hh | 27 ++++--- mln/linear/lap.hh | 113 +++++++++++++++++++++++++++++++ mln/linear/log.hh | 89 +++++++++++++++++++++++- mln/make/w_window.hh | 86 ++++++++++++++++++++++++ mln/make/w_window2d.hh | 15 ++-- tests/convolve.cc | 5 - tests/linear_lap.cc | 51 ++++++++++++++ tests/pixter_dpoint2d.cc | 2 tests/w_window2d_int.cc | 27 ++++--- 24 files changed, 730 insertions(+), 120 deletions(-) Index: tests/convolve.cc --- tests/convolve.cc (revision 1051) +++ tests/convolve.cc (working copy) @@ -38,8 +38,7 @@ #include <mln/math/round.hh> #include <mln/level/transform.hh> -#include <mln/core/w_window.hh> -#include <mln/make/w_window2d.hh> +#include <mln/core/w_window2d_float.hh> #include <mln/border/thickness.hh> #include <mln/linear/convolve.hh> @@ -60,7 +59,7 @@ .04, .04, .04, .04, .04, .04, .04, .04, .04, .04, .04, .04, .04, .04, .04 }; - w_window_<dpoint2d,float> w = make::w_window2d(ws); + w_window2d_float w = make::w_window2d(ws); image2d_b<float> tmp(lena.domain()); linear::convolve(lena, w, tmp); Index: tests/w_window2d_int.cc --- tests/w_window2d_int.cc (revision 1051) +++ tests/w_window2d_int.cc (working copy) @@ -31,18 +31,21 @@ */ #include <mln/core/w_window2d_int.hh> +#include <mln/core/win/rectangle2d.hh> +#include <mln/convert/to_image.hh> +#include <mln/convert/to_w_window.hh> +#include <mln/debug/println.hh> -template <typename W, typename P> -void test(const W& w, const P& p) +struct my_f : mln::Function_p2v< my_f > { - mln_qiter(W) q(w, p); - for_all(q) - std::cout << q << ':' << q.weight() << ' '; - std::cout << std::endl; + typedef int result; + int operator()(const mln::point2d& p) const + { + return p.row() + p.col(); } - +}; int main() @@ -52,8 +55,12 @@ int ws[] = { -1, 0, 1, -2, 0, 2, -1, 0, 1 }; - w_window2d_int ww = make::w_window2d_int(ws); - std::cout << ww << std::endl; + w_window2d_int w_win = make::w_window2d(ws); + + image2d_b<int> ima = convert::to_image(w_win); + w_window2d_int w_win_2 = convert::to_w_window(ima); + mln_assertion(w_win_2 = w_win); - test(ww, make::point2d(0,0)); + w_window2d_int tmp = make::w_window(win::rectangle2d(3, 5), my_f()); + debug::println(convert::to_image(tmp)); } Index: tests/pixter_dpoint2d.cc --- tests/pixter_dpoint2d.cc (revision 1051) +++ tests/pixter_dpoint2d.cc (working copy) @@ -46,7 +46,7 @@ typedef image2d_b<int> I; typedef I::dpoint D; - typedef window_<D> W; + typedef window<D> W; typedef dpoints_fwd_pixter qixter; Index: tests/linear_lap.cc --- tests/linear_lap.cc (revision 0) +++ tests/linear_lap.cc (revision 0) @@ -0,0 +1,51 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/linear_lAP.cc + * + * \brief Tests on mln::linear::lap_4. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/value/int_u8.hh> +#include <mln/io/load_pgm.hh> + +#include <mln/border/thickness.hh> +#include <mln/linear/lap.hh> + + +int main() +{ + using namespace mln; + using value::int_u8; + + border::thickness = 1; + + image2d_b<int_u8> lena = io::load_pgm("../img/lena.pgm"); + image2d_b<int> tmp(lena.domain()); + linear::lap_4(lena, tmp); +} Index: mln/convert/to_image.hh --- mln/convert/to_image.hh (revision 1051) +++ mln/convert/to_image.hh (working copy) @@ -37,6 +37,7 @@ # include <mln/core/concept/point_set.hh> # include <mln/core/concept/window.hh> +# include <mln/core/concept/weighted_window.hh> # include <mln/core/concept/neighborhood.hh> # include <mln/convert/to_window.hh> @@ -62,6 +63,10 @@ template <typename N> image2d_b<bool> to_image(const Neighborhood<N>& nbh); + /// Convert a weighted window \p w_win into an image. + template <typename W> + image2d_b<mln_weight(W)> to_image(const Weighted_Window<W>& w_win); + # ifndef MLN_INCLUDE_ONLY @@ -99,6 +104,22 @@ return to_image(convert::to_window(nbh)); } + template <typename W> + image2d_b<mln_weight(W)> to_image(const Weighted_Window<W>& w_win_) + { + const W& w_win = exact(w_win_); + mln_precondition(! w_win.is_empty()); + + typedef mln_point(W) P; + box2d b = geom::bbox(w_win); + image2d_b<mln_weight(W)> ima(b); + mln_qiter(W) q(w_win, P::zero); + for_all(q) + ima(q) = q.w(); + return ima; + } + + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::convert Index: mln/convert/to_window.hh --- mln/convert/to_window.hh (revision 1051) +++ mln/convert/to_window.hh (working copy) @@ -30,9 +30,10 @@ /*! \file mln/convert/to_window.hh * - * \brief Convertions to mln::Window. + * \brief Conversions to mln::window. */ +# include <mln/core/concept/image.hh> # include <mln/core/concept/neighborhood.hh> # include <mln/core/window.hh> @@ -45,24 +46,44 @@ /// Convert a neighborhood \p nbh into a window. template <typename N> - window_<mln_dpoint(N)> to_window(const Neighborhood<N>& nbh); + window<mln_dpoint(N)> to_window(const Neighborhood<N>& nbh); + + /// Convert a binary image \p input into a window. + template <typename I> + window<mln_dpoint(I)> to_window(const Image& input); # ifndef MLN_INCLUDE_ONLY template <typename N> - window_<mln_dpoint(N)> to_window(const Neighborhood<N>& nbh_) + window<mln_dpoint(N)> to_window(const Neighborhood<N>& nbh_) { const N& nbh = exact(nbh_); typedef mln_dpoint(N) D; typedef mln_point(D) P; - window_<D> win; + window<D> win; mln_niter(N) n(nbh, P::zero); for_all(n) win.insert(n - P::zero); return win; } + template <typename I> + window<mln_dpoint(I)> to_window(const Image& input_) + { + const I& input = exact(input_); + mln_precondition(input.has_data()); + // FIXME: Check that input is binary! + typedef mln_dpoint(I) D; + typedef mln_point(D) P; + window<D> win; + mln_piter(I) p(input.domain()); + for_all(p) + if (input(p)) + win.insert(p - P::zero); + return win; + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::convert Index: mln/convert/to_dpoint.hh --- mln/convert/to_dpoint.hh (revision 1051) +++ mln/convert/to_dpoint.hh (working copy) @@ -53,10 +53,12 @@ mln_dpoint(P) to_dpoint(const Generalized_Point& p_) { const P& p = internal::force_exact(p_); - mln_dpoint(P) tmp; + mln_dpoint(P) dp; for (unsigned i = 0; i < P::dim; ++i) - tmp[i] = p[i]; - return tmp; + dp[i] = p[i]; + typedef mln_point(P) P_; + mln_postcondition(dp = p - P_::zero); + return dp; } # endif // ! MLN_INCLUDE_ONLY Index: mln/convert/to_w_window.hh --- mln/convert/to_w_window.hh (revision 0) +++ mln/convert/to_w_window.hh (revision 0) @@ -0,0 +1,76 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CONVERT_TO_W_WINDOW_HH +# define MLN_CONVERT_TO_W_WINDOW_HH + +/*! \file mln/convert/to_w_window.hh + * + * \brief Conversions to mln::w_window. + */ + +# include <mln/core/concept/image.hh> +# include <mln/core/window.hh> + + +namespace mln +{ + + namespace convert + { + + /// Convert an image \p input into a weighted window. + template <typename I> + w_window<mln_dpoint(I), mln_value(I)> to_w_window(const Image& input); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + w_window<mln_dpoint(I), mln_value(I)> to_w_window(const Image& input_) + { + const I& input = exact(input_); + mln_precondition(input.has_data()); + // FIXME: Check that input is scalar? + typedef mln_dpoint(I) D; + typedef mln_point(D) P; + w_window<D, mln_value(I)> w_win; + mln_piter(I) p(input.domain()); + for_all(p) + if (input(p) != 0) + w_win.insert(input(p), p - P::zero); + return w_win; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::convert + +} // end of namespace mln + + +#endif // ! MLN_CONVERT_TO_W_WINDOW_HH Index: mln/estim/min_max.hh --- mln/estim/min_max.hh (revision 1051) +++ mln/estim/min_max.hh (working copy) @@ -30,7 +30,7 @@ /*! \file mln/estim/min_max.hh * - * \brief Compute the min_max pixel value. + * \brief Compute the min and max pixel values of an image. */ # include <mln/accu/min_max.hh> Index: mln/geom/pmin_pmax.hh --- mln/geom/pmin_pmax.hh (revision 1051) +++ mln/geom/pmin_pmax.hh (working copy) @@ -51,6 +51,13 @@ pmin_pmax(const Point_Iterator& p); + /// Compute the minimum and maximum points, \p pmin and \p max, + /// when browsing with iterator \p p. + template <typename I> + void + pmin_pmax(const Point_Iterator& p, mln_point(I)& pmin, mln_point(I)& pmax); + + # ifndef MLN_INCLUDE_ONLY @@ -80,6 +87,16 @@ return tmp; } + template <typename I> + void + pmin_pmax(const Point_Iterator& p, mln_point(I)& pmin, mln_point(I)& pmax) + { + typedef mln_point(I) P; + std::pair<P, P> tmp = pmin_pmax(p); + pmin = tmp.first; + pmax = tmp.second; + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::geom Index: mln/geom/bbox.hh --- mln/geom/bbox.hh (revision 1051) +++ mln/geom/bbox.hh (working copy) @@ -37,6 +37,7 @@ # include <mln/core/concept/image.hh> # include <mln/core/concept/point_set.hh> # include <mln/core/concept/window.hh> +# include <mln/core/concept/weighted_window.hh> # include <mln/geom/pmin_pmax.hh> @@ -47,12 +48,18 @@ { - /// Compute the precise bounding box of a window \p win centered - /// at the origin. + /// Compute the precise bounding box of a window \p win when + /// centered at the origin. template <typename W> box_<mln_point(W)> bbox(const Window<W>& win); + /// Compute the precise bounding box of a weighted window \p w_win + /// when centered at the origin. + template <typename W> + box_<mln_point(W)> bbox(const Weighted_Window<W>& w_win); + + /// Compute the precise bounding box of a point set \p pset. template <typename S> box_<mln_point(S)> bbox(const Point_Set<S>& pset); @@ -80,6 +87,12 @@ return tmp; } + template <typename W> + box_<mln_point(W)> bbox(const Weighted_Window<W>& w_win) + { + return bbox(exact(w_win).win()); + } + template <typename S> box_<mln_point(S)> bbox(const Point_Set<S>& pset_) { Index: mln/core/macros.hh --- mln/core/macros.hh (revision 1051) +++ mln/core/macros.hh (working copy) @@ -161,6 +161,16 @@ # define mln_viter(T) typename T::fwd_viter +// w + +/// Shortcut to access the weight type associated to T. +# define mln_weight(T) typename T::weight + +/// Shortcut to access the window type associated to T. +# define mln_window(T) typename T::window + + + Index: mln/core/w_window.hh --- mln/core/w_window.hh (revision 1051) +++ mln/core/w_window.hh (working copy) @@ -30,13 +30,13 @@ /*! \file mln/core/w_window.hh * - * \brief Definition of the generic weighted window class mln::w_window_. + * \brief Definition of the generic weighted window class mln::w_window. */ # include <map> -# include <mln/core/concept/weighted_window.hh> # include <mln/core/window.hh> +# include <mln/core/concept/weighted_window.hh> namespace mln @@ -54,7 +54,7 @@ * the type of weights. */ template <typename D, typename W> - struct w_window_ : public Weighted_Window< w_window_<D,W> > + struct w_window : public Weighted_Window< w_window<D,W> > { /// Point associated type. typedef mln_point(D) point; @@ -62,6 +62,12 @@ /// Dpoint associated type. typedef D dpoint; + /// Weight associated type. + typedef W weight; + + /// Window associated type. + typedef mln::window<D> window; + /// Point_Iterator type to browse (forward) the points of a generic w_window. typedef with_w_< dpoints_fwd_piter<D>, W > fwd_qiter; @@ -71,15 +77,15 @@ /// Constructor without argument. - w_window_(); + w_window(); - /// Insert a delta-point \p d and its associated weight \p w. - w_window_<D,W>& insert(const D& d, const W& w); + /// Insert a couple of weight \p w and delta-point \p d. + w_window<D,W>& insert(const W& w, const D& d); /// Give the \p i-th weight. - W weight(unsigned i) const; + W w(unsigned i) const; /// Give access to the vector of weights. const std::vector<W>& weights() const; @@ -95,22 +101,31 @@ const std::vector<D>& vect() const; /// Give the corresponding window. - const window_<D>& window() const; + const mln::window<D>& win() const; /// Give the symmetrical w_window. - w_window_<D,W> sym_() const; + w_window<D,W> sym_() const; protected: - window_<D> win_; + mln::window<D> win_; std::vector<W> wei_; }; - /// Print a weighted window \p wwin into an output stream \p ostr. + /* \brief Print a weighted window \p w_win into an output stream \p ostr. + * \relates mln::w_window + */ template <typename D, typename W> - std::ostream& operator<<(std::ostream& ostr, const w_window_<D,W>& wwin); + std::ostream& operator<<(std::ostream& ostr, const w_window<D,W>& w_win); + + + /* \brief Equality test between two weighted windows \p lhs and \p rhs. + * \relates mln::w_window + */ + template <typename D, typename Wl, typename Wr> + bool operator=(const w_window<D,Wl>& lhs, const w_window<D,Wr>& rhs); @@ -122,7 +137,7 @@ template <typename Ds, typename P> with_w_(const Ds& ds, const P& p); - W weight() const; + W w() const; protected: const std::vector<W> wei_; @@ -146,39 +161,30 @@ template <typename It, typename W> W - with_w_<It,W>::weight() const + with_w_<It,W>::w() const { mln_precondition(this->i_ < wei_.size()); return wei_[this->i_]; } - // w_window_<D,W> - - template <typename D, typename W> - std::ostream& operator<<(std::ostream& ostr, const w_window_<D,W>& wwin) - { - ostr << '['; - for (unsigned i = 0; i < wwin.window().ndpoints(); ++i) - ostr << wwin.vect()[i] << ':' << wwin.weight(i) << ' '; - return ostr << ']'; - } + // w_window<D,W> template <typename D, typename W> - w_window_<D,W>::w_window_() + w_window<D,W>::w_window() { } template <typename D, typename W> - const window_<D>& - w_window_<D,W>::window() const + const mln::window<D>& + w_window<D,W>::win() const { return win_; } template <typename D, typename W> const D& - w_window_<D,W>::dp(unsigned i) const + w_window<D,W>::dp(unsigned i) const { mln_precondition(i < win_.ndpoints()); mln_invariant(wei_.size() = win_.ndpoints()); @@ -187,7 +193,7 @@ template <typename D, typename W> unsigned - w_window_<D,W>::ndpoints() const + w_window<D,W>::ndpoints() const { mln_invariant(wei_.size() = win_.ndpoints()); return win_.ndpoints(); @@ -195,21 +201,21 @@ template <typename D, typename W> const std::vector<D>& - w_window_<D,W>::vect() const + w_window<D,W>::vect() const { return win_.vect(); } template <typename D, typename W> const std::vector<W>& - w_window_<D,W>::weights() const + w_window<D,W>::weights() const { return wei_; } template <typename D, typename W> W - w_window_<D,W>::weight(unsigned i) const + w_window<D,W>::w(unsigned i) const { mln_precondition(i < wei_.size()); mln_invariant(wei_.size() = win_.ndpoints()); @@ -217,12 +223,13 @@ } template <typename D, typename W> - w_window_<D,W>& - w_window_<D,W>::insert(const D& d, const W& w) + w_window<D,W>& + w_window<D,W>::insert(const W& w, const D& d) { mln_invariant(wei_.size() = win_.ndpoints()); + mln_precondition(! win_.has(d)); - if (win_.has(d)) + if (w = W(0)) // FIXME: Implicit restriction "W scalar"... // no-op return *this; @@ -244,19 +251,48 @@ return *this; } - template <typename D, typename W> - w_window_<D,W> - w_window_<D,W>::sym_() const + w_window<D,W> + w_window<D,W>::sym_() const { - w_window_<D,W> tmp(*this); + w_window<D,W> tmp(*this); tmp.win_ = - this->win_; return *this; } + // operators + + template <typename D, typename W> + std::ostream& operator<<(std::ostream& ostr, const w_window<D,W>& w_win) + { + ostr << '['; + for (unsigned i = 0; i < w_win.win().ndpoints(); ++i) + ostr << w_win.vect()[i] << ':' << w_win.w(i) << ' '; + return ostr << ']'; + } + + template <typename D, typename Wl, typename Wr> + bool operator=(const w_window<D,Wl>& lhs, const w_window<D,Wr>& rhs) + { + if (lhs.ndpoints() != rhs.ndpoints()) + return false; + if (lhs.win() != rhs.win()) + return false; + const std::vector<Wl>& wl = lhs.weights(); + const std::vector<Wr>& wr = rhs.weights(); + mln_assertion(wl.size() = wr.size()); + for (unsigned i = 0; i < wl.size(); ++i) + if (wr[i] != wl[i]) + return false; + return true; + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln +# include <mln/make/w_window.hh> + + #endif // ! MLN_CORE_W_WINDOW_HH Index: mln/core/window.hh --- mln/core/window.hh (revision 1051) +++ mln/core/window.hh (working copy) @@ -30,7 +30,7 @@ /*! \file mln/core/window.hh * - * \brief Definition of the generic window class mln::window_. + * \brief Definition of the generic window class mln::window. */ # include <mln/core/concept/window.hh> @@ -56,10 +56,10 @@ * parameter is \c D, type of delta-point. */ template <typename D> - class window_ : public Window< window_<D> >, - public internal::dpoints_base_<D, window_<D> > + class window : public Window< window<D> >, + public internal::dpoints_base_<D, window<D> > { - typedef internal::dpoints_base_<D, window_<D> > super_; + typedef internal::dpoints_base_<D, window<D> > super_; public: /*! \brief Point_Iterator type to browse the points of a generic window @@ -77,7 +77,7 @@ * * The constructed window is empty. */ - window_(); + window(); /*! \brief Test if the window is symmetric. @@ -85,10 +85,10 @@ bool is_symmetric() const; /// Insert a delta-point \p dp. - window_<D>& insert(const D& dp); + window<D>& insert(const D& dp); /// Give the symmetrical window. - window_<D> sym_() const; + window<D> sym_() const; protected: @@ -100,40 +100,40 @@ /// Shift a window \p win with a delta-point \p dp. template <typename W> - window_<mln_dpoint(W)> operator+(const Window<W>& win, + window<mln_dpoint(W)> operator+(const Window<W>& win, const mln_dpoint(W)& dp); /// Shift a window \p win with the delta-point (-\p dp). template <typename W> - window_<mln_dpoint(W)> operator-(const Window<W>& win, + window<mln_dpoint(W)> operator-(const Window<W>& win, const mln_dpoint(W)& dp); /// Substract \p rhs from \p lhs. // FIXME: Give details! template <typename Wl, typename Wr> - window_<mln_dpoint(Wl)> operator-(const Window<Wl>& lhs, + window<mln_dpoint(Wl)> operator-(const Window<Wl>& lhs, const Window<Wr>& rhs); # ifndef MLN_INCLUDE_ONLY - // window_<D> + // window<D> template <typename D> - window_<D>::window_() + window<D>::window() { } template <typename D> - bool window_<D>::is_symmetric() const + bool window<D>::is_symmetric() const { return this->sym_() = *this; } template <typename D> - window_<D>& - window_<D>::insert(const D& dp) + window<D>& + window<D>::insert(const D& dp) { mln_precondition(! has(dp)); this->super_::insert(dp); @@ -141,10 +141,10 @@ } template <typename D> - window_<D> - window_<D>::sym_() const + window<D> + window<D>::sym_() const { - window_<D> tmp; + window<D> tmp; const unsigned n = this->ndpoints(); for (unsigned i = 0; i < n; ++i) tmp.insert(- this->dp(i)); @@ -155,11 +155,11 @@ // operators template <typename W> - window_<mln_dpoint(W)> operator+(const Window<W>& win, + window<mln_dpoint(W)> operator+(const Window<W>& win, const mln_dpoint(W)& dp) { typedef mln_point(W) P; - window_<mln_dpoint(W)> tmp; + window<mln_dpoint(W)> tmp; mln_qiter(W) q(win, P::zero); for_all(q) tmp.insert(convert::to_dpoint(q) + dp); @@ -167,18 +167,18 @@ } template <typename W> - window_<mln_dpoint(W)> operator-(const Window<W>& win, + window<mln_dpoint(W)> operator-(const Window<W>& win, const mln_dpoint(W)& dp) { return win + (-dp); } template <typename W, typename Wr> - window_<mln_dpoint(W)> operator-(const Window<W>& lhs, + window<mln_dpoint(W)> operator-(const Window<W>& lhs, const Window<Wr>& rhs) { typedef mln_point(W) P; - window_<mln_dpoint(W)> tmp; + window<mln_dpoint(W)> tmp; mln_qiter(W) q(lhs, P::zero); for_all(q) { Index: mln/core/window2d.hh --- mln/core/window2d.hh (revision 1051) +++ mln/core/window2d.hh (working copy) @@ -44,7 +44,7 @@ /*! \brief Type alias for a window with arbitrary shape, defined on * the 2D square grid with integer coordinates. */ - typedef window_<dpoint2d> window2d; + typedef window<dpoint2d> window2d; } // end of namespace mln Index: mln/core/concept/weighted_window.hh --- mln/core/concept/weighted_window.hh (revision 1051) +++ mln/core/concept/weighted_window.hh (working copy) @@ -55,6 +55,8 @@ typedef point; typedef dpoint; + typedef weight; + typedef window; E sym_() const; */ @@ -62,13 +64,13 @@ /// Test if the weighted window is empty; final method. bool is_empty() const { - return exact(this)->window().is_empty(); + return exact(this)->win().is_empty(); } /// Test if the weighted window is centered; final method. bool is_centered() const { - return exact(this)->window().is_centered(); + return exact(this)->win().is_centered(); } // FIXME: Remove because too ambiguous: bool is_symmetric() const @@ -76,7 +78,7 @@ /// Give the maximum coordinate gap. unsigned delta() const { - return exact(this)->window().delta(); + return exact(this)->win().delta(); } protected: @@ -99,12 +101,17 @@ { typedef mln_point(E) point; typedef mln_dpoint(E) dpoint; + typedef mln_weight(E) weight; + typedef mln_window(E) window; typedef mln_fwd_qiter(E) fwd_qiter; typedef mln_bkd_qiter(E) bkd_qiter; - E (E::*m_)() const = & E::sym_; - m_ = 0; + E (E::*m1)() const = & E::sym_; + m1 = 0; + + const window& (E::*m2)() const = & E::win; + m2 = 0; } template <typename W> Index: mln/core/concept/doc/weighted_window.hh --- mln/core/concept/doc/weighted_window.hh (revision 1051) +++ mln/core/concept/doc/weighted_window.hh (working copy) @@ -56,6 +56,18 @@ */ typedef void bkd_qiter; + /// Point associated type. + typedef void point; + + /// Dpoint associated type. + typedef void dpoint; + + /// Weight associated type. + typedef void weight; + + /// Window associated type. + typedef void window; + /*! \brief Test if the weighted window is empty. * * A weighted_window of null size is empty. @@ -73,6 +85,10 @@ */ unsigned delta() const; + /*! \brief Give the corresponding window. + */ + const window& win() const; + /*! \brief Give the symmetrical weighted_window. */ E sym_() const; Index: mln/core/w_window2d_int.hh --- mln/core/w_window2d_int.hh (revision 1051) +++ mln/core/w_window2d_int.hh (working copy) @@ -44,13 +44,13 @@ * on the 2D square grid (with integer coordinates) and whose * weights are integers. */ - typedef w_window_<dpoint2d, int> w_window2d_int; + typedef w_window<dpoint2d, int> w_window2d_int; } // end of namespace mln -# include <mln/make/w_window2d_int.hh> +# include <mln/make/w_window2d.hh> #endif // ! MLN_CORE_W_WINDOW2D_INT_HH Index: mln/core/w_window2d_float.hh --- mln/core/w_window2d_float.hh (revision 0) +++ mln/core/w_window2d_float.hh (revision 0) @@ -0,0 +1,56 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CORE_W_WINDOW2D_FLOAT_HH +# define MLN_CORE_W_WINDOW2D_FLOAT_HH + +/*! \file mln/core/w_window2d_float.hh + * + * \brief Definition of the mln::w_window2d_float alias. + */ + +# include <mln/core/w_window.hh> +# include <mln/core/dpoint2d.hh> + + +namespace mln +{ + + /*! \brief Type alias for a w_window with arbitrary shape, defined + * on the 2D square grid (with integer coordinates) and whose + * weights are floating values. + */ + typedef w_window<dpoint2d, float> w_window2d_float; + + +} // end of namespace mln + + +# include <mln/make/w_window2d.hh> + + +#endif // ! MLN_CORE_W_WINDOW2D_FLOAT_HH Index: mln/linear/log.hh --- mln/linear/log.hh (revision 1051) +++ mln/linear/log.hh (working copy) @@ -34,7 +34,7 @@ */ # include <mln/linear/convolve.hh> -# include <mln/make/w_window2d_int.hh> +# include <mln/make/w_window2d.hh> @@ -47,21 +47,96 @@ template <typename I, typename O> void LoG_5x5(const Image& input, Image<O>& output); + template <typename I, typename O> + void LoG_7x7(const Image& input, Image<O>& output); + + template <typename I, typename O> + void LoG_13x13(const Image& input, Image<O>& output); + + template <typename I, typename O> + void LoG_17x17(const Image& input, Image<O>& output); + # ifndef MLN_INCLUDE_ONLY // LoG_5x5 (Cf. Sonka et al., pages 85-86) + // This is also a "mexican hat". template <typename I, typename O> void LoG_5x5(const Image& input, Image<O>& output) { mln_precondition(exact(output).domain() = exact(input).domain()); - int ws[] = { 0, 0, -1, 0, 0, - 0, -1, -2, -1, 0, + int ws[] = { +0, 0, -1, 0, 0, + +0, -1, -2, -1, 0, -1, -2, 16, -2, -1, - 0, -1, -2, -1, 0, - 0, 0, -1, 0, 0 }; - convolve(input, make::w_window2d_int(ws), output); + +0, -1, -2, -1, 0, + +0, 0, -1, 0, 0 }; + convolve(input, make::w_window2d(ws), output); + } + + // LoG 7x7 (Cf. Russ, p. 250) + + template <typename I, typename O> + void LoG_7x7(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { +0, 0, -1, -1, -1, 0, 0, + +0, -1, -3, -3, -3, -1, 0, + -1, -3, 0, 7, 0, -3, -1, + -1, -3, 7, 24, 7, -3, -1, + -1, -3, 0, 7, 0, -3, -1, + +0, -1, -3, -3, -3, -1, 0, + +0, 0, -1, -1, -1, 0, 0 }; + convolve(input, make::w_window2d(ws), output); + } + + // LoG 13x13 (Cf. Russ, p. 250) + + template <typename I, typename O> + void LoG_13x13(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { +0, 0, 0, 0, 0, -1, -1, -1, 0, 0, 0, 0, 0, + +0, 0, 0, -1, -1, -2, -2, -2, -1, -1, 0, 0, 0, + +0, 0, -2, -2, -3, -3, -4, -3, -3, -2, -2, 0, 0, + +0, -1, -2, -3, -3, -3, -2, -3, -3, -3, -2, -1, 0, + +0, -1, -3, -3, -1, 4, 6, 4, -1, -3, -3, -1, 0, + -1, -2, -3, -3, 4, 14, 19, 14, 4, -3, -3, -2, -1, + -1, -2, -4, -2, 6, 19, 24, 19, 6, -2, -4, -2, -1, + -1, -2, -3, -3, 4, 14, 19, 14, 4, -3, -3, -2, -1, + +0, -1, -3, -3, -1, 4, 6, 4, -1, -3, -3, -1, 0, + +0, -1, -2, -3, -3, -3, -2, -3, -3, -3, -2, -1, 0, + +0, 0, -2, -2, -3, -3, -4, -3, -3, -2, -2, 0, 0, + +0, 0, 0, -1, -1, -2, -2, -2, -1, -1, 0, 0, 0, + +0, 0, 0, 0, 0, -1, -1, -1, 0, 0, 0, 0, 0 }; + convolve(input, make::w_window2d(ws), output); + } + + + // LoG 17x17 (Cf. Sonka et al., pages 85-86) + + template <typename I, typename O> + void LoG_17x17(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { +0, 0, 0, 0, 0, 0,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 0, + +0, 0, 0, 0,-1,-1,-1,-1,-1,-1,-1,-1,-1, 0, 0, 0, 0, + +0, 0,-1,-1,-1,-2,-3,-3,-3,-3,-3,-2,-1,-1,-1, 0, 0, + +0, 0,-1,-1,-2,-3,-3,-3,-3,-3,-3,-3,-2,-1,-1, 0, 0, + +0,-1,-1,-2,-3,-3,-3,-2,-3,-2,-3,-3,-3,-2,-1,-1, 0, + +0,-1,-2,-3,-3,-3, 0, 2, 4, 2, 0,-3,-3,-3,-2,-1, 0, + -1,-1,-3,-3,-3, 0, 4,10,12,10, 4, 0,-3,-3,-3,-1,-1, + -1,-1,-3,-3,-2, 2,10,18,21,18,10, 2,-2,-3,-3,-1,-1, + -1,-1,-3,-3,-3, 4,12,21,24,21,12, 4,-3,-3,-3,-1,-1, + -1,-1,-3,-3,-2, 2,10,18,21,18,10, 2,-2,-3,-3,-1,-1, + -1,-1,-3,-3,-3, 0, 4,10,12,10, 4, 0,-3,-3,-3,-1,-1, + +0,-1,-2,-3,-3,-3, 0, 2, 4, 2, 0,-3,-3,-3,-2,-1, 0, + +0,-1,-1,-2,-3,-3,-3,-2,-3,-2,-3,-3,-3,-2,-1,-1, 0, + +0, 0,-1,-1,-2,-3,-3,-3,-3,-3,-3,-3,-2,-1,-1, 0, 0, + +0, 0,-1,-1,-1,-2,-3,-3,-3,-3,-3,-2,-1,-1,-1, 0, 0, + +0, 0, 0, 0,-1,-1,-1,-1,-1,-1,-1,-1,-1, 0, 0, 0, 0, + +0, 0, 0, 0, 0, 0,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 0 }; + convolve(input, make::w_window2d(ws), output); } # endif // ! MLN_INCLUDE_ONLY @@ -71,4 +146,4 @@ } // end of namespace mln -#endif // ! MLN_LINEAR_CONVOLVE_HH +#endif // ! MLN_LINEAR_LOG_HH Index: mln/linear/convolve.hh --- mln/linear/convolve.hh (revision 1051) +++ mln/linear/convolve.hh (working copy) @@ -48,10 +48,13 @@ /*! Convolution of image \p input by the weighted window \p win. * + * \warning Computation of \p output(p) is performed with the + * value type of \p output. + * * \pre output.domain = input.domain */ template <typename I, typename W, typename O> - void convolve(const Image& input, const Weighted_Window<W>& win, + void convolve(const Image& input, const Weighted_Window<W>& w_win, Image<O>& output); @@ -61,47 +64,47 @@ { template <typename I, typename W, typename O> - void convolve(const Image& input_, const Weighted_Window<W>& win_, + void convolve(const Image& input_, const Weighted_Window<W>& w_win_, Image<O>& output_) { const I& input = exact(input_); - const W& win = exact(win_); + const W& w_win = exact(w_win_); O& output = exact(output_); mln_piter(I) p(input.domain()); - mln_qiter(W) q(win, p); + mln_qiter(W) q(w_win, p); for_all(p) { mln_value(O) v = 0; for_all(q) if (input.has(q)) - v += input(q) * q.weight(); + v += input(q) * q.w(); output(p) = v; } } template <typename I, typename W, typename O> - void convolve(const Fast_Image& input_, const Weighted_Window<W>& win_, + void convolve(const Fast_Image& input_, const Weighted_Window<W>& w_win_, Fast_Image<O>& output_) { const I& input = exact(input_); - const W& win = exact(win_); + const W& w_win = exact(w_win_); O& output = exact(output_); - border::resize(input, win.delta()); + border::resize(input, w_win.delta()); border::duplicate(input); mln_pixter(O) p_out(output); mln_pixter(const I) p(input); - mln_qixter(const I, W) q(input, win, p); + mln_qixter(const I, W) q(input, w_win, p); for_all_2(p, p_out) { mln_value(O) v = 0; unsigned i = 0; for_all(q) - v += win.weight(i++) * *q; + v += w_win.w(i++) * *q; *p_out = v; } } @@ -109,11 +112,11 @@ } // end of namespace mln::linear::impl template <typename I, typename W, typename O> - void convolve(const Image& input, const Weighted_Window<W>& win, + void convolve(const Image& input, const Weighted_Window<W>& w_win, Image<O>& output) { mln_precondition(exact(output).domain() = exact(input).domain()); - impl::convolve(exact(input), exact(win), exact(output)); + impl::convolve(exact(input), - exact(w_win), exact(output)); } # endif // ! MLN_INCLUDE_ONLY Index: mln/linear/lap.hh --- mln/linear/lap.hh (revision 0) +++ mln/linear/lap.hh (revision 0) @@ -0,0 +1,113 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_LAP_HH +# define MLN_LINEAR_LAP_HH + +/*! \file mln/linear/lap.hh + * + * \brief Laplacian. + */ + +# include <mln/linear/convolve.hh> +# include <mln/make/w_window2d.hh> + + + +namespace mln +{ + + namespace linear + { + + // FIXME: Doc! + + template <typename I, typename O> + void lap_4(const Image& input, Image<O>& output); + + template <typename I, typename O> + void lap_8(const Image& input, Image<O>& output); + + template <typename I, typename O> + void lap_x(const Image& input, Image<O>& output); + + template <typename I, typename O> + void lap_o(const Image& input, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + // Laplacian operators (Cf. Sonka et al., p. 81) + + template <typename I, typename O> + void lap_4(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { 0, 1, 0, + 1, -4, 1, + 0, 1, 0 }; + convolve(input, make::w_window2d(ws), output); + } + + template <typename I, typename O> + void lap_8(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { 1, 1, 1, + 1, -8, 1, + 1, 1, 1 }; + convolve(input, make::w_window2d(ws), output); + } + + template <typename I, typename O> + void lap_x(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { +2, -1, +2, + -1, -4, -1, + +2, -1, +2 }; + convolve(input, make::w_window2d(ws), output); + } + + template <typename I, typename O> + void lap_o(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { -1, +2, -1, + +2, -4, +2, + -1, +2, -1 }; + convolve(input, make::w_window2d(ws), output); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_LAP_HH Index: mln/make/w_window2d.hh --- mln/make/w_window2d.hh (revision 1051) +++ mln/make/w_window2d.hh (working copy) @@ -30,12 +30,13 @@ /*! \file mln/make/w_window2d.hh * - * \brief Routine to create an mln::w_window_ in the 2D case. + * \brief Routine to create an mln::w_window in the 2D case. */ # include <cmath> + # include <mln/core/w_window.hh> -# include <mln/make/dpoint2d.hh> +# include <mln/core/dpoint2d.hh> namespace mln @@ -44,7 +45,7 @@ namespace make { - /*! \brief Create a mln::w_window_ in the 2D case. + /*! \brief Create a 2D mln::w_window from an array of weights. * * \param[in] weights Array. * @@ -53,24 +54,24 @@ * \return A 2D weighted window. */ template <typename W, unsigned M> - mln::w_window_<mln::dpoint2d, W> w_window2d(W (&weights)[M]); + mln::w_window<mln::dpoint2d, W> w_window2d(W (&weights)[M]); # ifndef MLN_INCLUDE_ONLY template <typename W, unsigned M> - mln::w_window_<mln::dpoint2d, W> + mln::w_window<mln::dpoint2d, W> w_window2d(W (&weights)[M]) { int h = unsigned(std::sqrt(float(M))) / 2; mln_precondition((2 * h + 1) * (2 * h + 1) = M); - mln::w_window_<mln::dpoint2d, W> tmp; + mln::w_window<mln::dpoint2d, W> tmp; unsigned i = 0; for (int row = - h; row <= h; ++row) for (int col = - h; col <= h; ++col) { if (weights[i] != 0) - tmp.insert(make::dpoint2d(row, col), weights[i]); + tmp.insert(weights[i], make::dpoint2d(row, col)); i++; } return tmp; Index: mln/make/w_window.hh --- mln/make/w_window.hh (revision 0) +++ mln/make/w_window.hh (revision 0) @@ -0,0 +1,86 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_MAKE_W_WINDOW_HH +# define MLN_MAKE_W_WINDOW_HH + +/*! \file mln/make/w_window.hh + * + * \brief Routine to create a mln::w_window. + */ + +# include <mln/core/concept/window.hh> +# include <mln/core/concept/function.hh> +# include <mln/core/w_window.hh> + + +namespace mln +{ + + namespace make + { + + /*! \brief Create a mln::w_window from a window and a weight + * function. + * + * \param[in] weights Array. + * + * \pre The array size, \c M, has to be a square of an odd integer. + * + * \return A weighted window. + */ + template <typename W, typename F> + mln::w_window<mln_dpoint(W), mln_result(F)> w_window(const Window<W>& win, + const Function_p2v<F>& wei); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename W, typename F> + mln::w_window<mln_dpoint(W), mln_result(F)> w_window(const Window<W>& win_, + const Function_p2v<F>& wei_) + { + const W& win = exact(win_); + const F& wei = exact(wei_); + mln_precondition(! win.is_empty()); + typedef mln_dpoint(W) D; + typedef mln_point(D) P; + mln::w_window<D, mln_result(F)> w_win; + mln_qiter(W) q(win, P::zero); + for_all(q) + w_win.insert(wei(q), q - P::zero); + return w_win; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::make + +} // end of namespace mln + + +#endif // ! MLN_MAKE_W_WINDOW_HH

1 0

1051: Update accus and add LoG filter.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Update accus and add LoG filter. * mln/core/concept/accumulator.hh (merge): New. * mln/core/concept/doc/accumulator.hh (take): New; overload. * mln/accu/bbox.hh, * mln/accu/count.hh, * mln/accu/histo.hh, * mln/accu/max.hh, * mln/accu/mean.hh, * mln/accu/min.hh, * mln/accu/sum.hh (operator+=): Rename as... (take): ...this. (conversion): Remove operator; too risky. Update. * mln/estim/mean.hh: Update. * mln/level/fast_median.hh: Update. * mln/level/median.hh: Update. * mln/level/naive/median.hh: Update. * mln/morpho/erosion.hh: Update. * mln/border/duplicate.hh, * mln/border/fill.hh, * mln/border/mirror.hh, * mln/border/resize.hh: Add fixme. * mln/io/load_pgm, * mln/io/save_pgm: Fix for g++-2.95. * mln/linear/convolve.hh: Use border. * tests/convolve.cc: Update. * mln/accu/min_max.hh: New. * mln/estim/min_max.hh: New. * mln/fun/v2v/linear.hh: New. * mln/level/stretch.hh: New. * mln/linear/log.hh: New. * mln/value/props.hh (epsilon): New. * tests/linear_log.cc: New. mln/accu/bbox.hh | 33 ++++++-- mln/accu/count.hh | 28 ++---- mln/accu/histo.hh | 10 ++ mln/accu/max.hh | 16 ++- mln/accu/mean.hh | 34 +++----- mln/accu/median.hh | 29 +++++-- mln/accu/min.hh | 21 ++--- mln/accu/min_max.hh | 147 ++++++++++++++++++++++++++++++++++++ mln/accu/sum.hh | 30 ++----- mln/border/duplicate.hh | 5 - mln/border/fill.hh | 5 - mln/border/mirror.hh | 5 - mln/border/resize.hh | 7 + mln/core/concept/accumulator.hh | 25 ++++++ mln/core/concept/doc/accumulator.hh | 3 mln/estim/mean.hh | 3 mln/estim/min_max.hh | 78 +++++++++++++++++++ mln/fun/v2v/linear.hh | 93 ++++++++++++++++++++++ mln/io/load_pgm.hh | 26 +++++- mln/io/save_pgm.hh | 29 +++++-- mln/level/fast_median.hh | 6 - mln/level/median.hh | 12 +- mln/level/naive/median.hh | 2 mln/level/stretch.hh | 100 ++++++++++++++++++++++++ mln/level/to_enc.hh | 4 mln/linear/convolve.hh | 5 + mln/linear/log.hh | 74 ++++++++++++++++++ mln/morpho/erosion.hh | 2 mln/value/props.hh | 10 +- mln/value/stack.hh | 2 tests/convolve.cc | 3 tests/linear_log.cc | 71 +++++++++++++++++ 32 files changed, 794 insertions(+), 124 deletions(-) Index: tests/convolve.cc --- tests/convolve.cc (revision 1050) +++ tests/convolve.cc (working copy) @@ -40,6 +40,7 @@ #include <mln/core/w_window.hh> #include <mln/make/w_window2d.hh> +#include <mln/border/thickness.hh> #include <mln/linear/convolve.hh> @@ -48,6 +49,8 @@ using namespace mln; using value::int_u8; + border::thickness = 2; + image2d_b<int_u8> lena = io::load_pgm("../img/lena.pgm"), out(lena.domain()); Index: tests/linear_log.cc --- tests/linear_log.cc (revision 0) +++ tests/linear_log.cc (revision 0) @@ -0,0 +1,71 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/linear_log.cc + * + * \brief Tests on mln::linear::log. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/value/int_u8.hh> + +#include <mln/io/load_pgm.hh> +#include <mln/io/save_pgm.hh> + +#include <mln/border/thickness.hh> +#include <mln/linear/log.hh> + +#include <mln/estim/min_max.hh> +#include <mln/level/stretch.hh> + + +int main() +{ + using namespace mln; + using value::int_u8; + + border::thickness = 2; + + image2d_b<int_u8> lena = io::load_pgm("../img/lena.pgm"); + + image2d_b<int> tmp(lena.domain()); + linear::LoG_5x5(lena, tmp); + { + int min, max; + estim::min_max(tmp, min, max); + mln_assertion(min = -929 && max = 1458); + } + + image2d_b<int_u8> out(lena.domain()); + level::stretch(tmp, out); + io::save_pgm(out, "out.pgm"); + { + int_u8 min, max; + estim::min_max(out, min, max); + mln_assertion(min = 0 && max = 255); + } +} Index: mln/estim/min_max.hh --- mln/estim/min_max.hh (revision 0) +++ mln/estim/min_max.hh (revision 0) @@ -0,0 +1,78 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_ESTIM_MIN_MAX_HH +# define MLN_ESTIM_MIN_MAX_HH + +/*! \file mln/estim/min_max.hh + * + * \brief Compute the min_max pixel value. + */ + +# include <mln/accu/min_max.hh> +# include <mln/level/take.hh> + + +namespace mln +{ + + namespace estim + { + + /*! \brief Compute the min and max values of the pixels of image \p input. + * + * \param[in] input The image. + * \param[out] min The minimum pixel value of \p input. + * \param[out] max The maximum pixel value of \p input. + */ + template <typename I> + void min_max(const Image& input, + mln_value(I)& min, mln_value(I)& max); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + void min_max(const Image& input, + mln_value(I)& min, mln_value(I)& max) + { + mln_precondition(exact(input).has_data()); + accu::min_max<mln_value(I)> a; + a.init(); + level::take(a, input); + min = a.min(); + max = a.max(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::estim + +} // end of namespace mln + + +#endif // ! MLN_ESTIM_MIN_MAX_HH Index: mln/estim/mean.hh --- mln/estim/mean.hh (revision 1050) +++ mln/estim/mean.hh (working copy) @@ -56,9 +56,10 @@ template <typename I> mln_sum(mln_value(I)) mean(const Image& input) { + mln_precondition(exact(input).has_data()); typedef mln_value(I) V; typedef mln_sum(V) S; - return level::run(input, accu::mean<V, S>()); + return level::run(input, accu::mean<V, S>()).to_value(); } # endif // ! MLN_INCLUDE_ONLY Index: mln/core/concept/doc/accumulator.hh --- mln/core/concept/doc/accumulator.hh (revision 1050) +++ mln/core/concept/doc/accumulator.hh (working copy) @@ -49,6 +49,9 @@ /// Take into account a value \p v (an element). void take(const value& v); + + /// Take into account another accumulator \p other. + void take(const E& other); }; } // end of namespace mln::doc Index: mln/core/concept/accumulator.hh --- mln/core/concept/accumulator.hh (revision 1050) +++ mln/core/concept/accumulator.hh (working copy) @@ -54,12 +54,27 @@ typedef value; void init(); void take(const value& v); + void take(const E& other); */ protected: Accumulator(); }; + /*! \brief Merge two accumulators. + * + * The parameter \a E is the accumulator exact type. + * + * \param[in] lhs An accumulator. + * \param[in] rhs Another accumulator. + * \result A temporary accumulator. + * + * \see relates mln::Accumulator + */ + template <typename E> + E merge(const Accumulator<E>& lhs, const Accumulator<E>& rhs); + + # ifndef MLN_INCLUDE_ONLY template <typename E> @@ -70,6 +85,16 @@ m1 = 0; void (E::*m2)(const value&) = & E::take; m2 = 0; + void (E::*m3)(const E&) = & E::take; + m3 = 0; + } + + template <typename E> + E merge(const Accumulator<E>& lhs, const Accumulator<E>& rhs) + { + E tmp(exact(lhs)); + tmp.take(exact(rhs)); + return tmp; } # endif // ! MLN_INCLUDE_ONLY Index: mln/fun/v2v/linear.hh --- mln/fun/v2v/linear.hh (revision 0) +++ mln/fun/v2v/linear.hh (revision 0) @@ -0,0 +1,93 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_FUN_V2V_LINEAR_HH +# define MLN_FUN_V2V_LINEAR_HH + +/*! \file mln/fun/v2v/linear.hh + * + * \brief FIXME. + */ + +# include <mln/core/concept/function.hh> + + +namespace mln +{ + + namespace fun + { + + namespace v2v + { + + /*! Linear function. + * + * f(v) = a * v + b. + * + * \c V is the type of input values; \c T is the type used to + * compute the result; \c R is the result type. + * + * By defaut, \c T is \c V and \c R is \c T. + */ + template <typename V, typename T = V, typename R = T> + struct linear : public Function_v2v< linear<V,T,R> > + { + typedef R result; + R operator()(const V& v) const; + + linear(T a, T b); + T a, b; + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename V, typename T, typename R> + linear<V,T,R>::linear(T a, T b) + : a(a), + b(b) + { + } + + template <typename V, typename T, typename R> + R + linear<V,T,R>::operator()(const V& v) const + { + return R(a * T(v) + b); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::fun::v2v + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_V2V_LINEAR_HH Index: mln/morpho/erosion.hh --- mln/morpho/erosion.hh (revision 1050) +++ mln/morpho/erosion.hh (working copy) @@ -70,7 +70,7 @@ min.init(); for_all(q) if (input.has(q)) min.take(input(q)); - output(p) = min; + output(p) = min.to_value(); } } Index: mln/level/median.hh --- mln/level/median.hh (revision 1050) +++ mln/level/median.hh (working copy) @@ -122,7 +122,7 @@ med.untake(input(q_dm)); for_all(q_dp) if (input.has(q_dp)) med.take(input(q_dp)); - output(p) = med; + output(p) = med.to_value(); } void fwd() @@ -131,7 +131,7 @@ med.untake(input(q_fm)); for_all(q_fp) if (input.has(q_fp)) med.take(input(q_fp)); - output(p) = med; + output(p) = med.to_value(); } void bkd() @@ -140,7 +140,7 @@ med.untake(input(q_bm)); for_all(q_bp) if (input.has(q_bp)) med.take(input(q_bp)); - output(p) = med; + output(p) = med.to_value(); } }; // end of median_functor @@ -192,7 +192,7 @@ for (col = min_col; col <= min_col + half; ++col, ++ct) { med.take(input(pt)); - output(p) = med; + output(p) = med.to_value(); } // middle columns (both take and untake) @@ -201,14 +201,14 @@ { med.take(input(pt)); med.untake(input(pu)); - output(p) = med; + output(p) = med.to_value(); } // right columns (now just untake old points) for (; col <= max_col; ++cu, ++col) { med.untake(input(pu)); - output(p) = med; + output(p) = med.to_value(); } } } Index: mln/level/naive/median.hh --- mln/level/naive/median.hh (revision 1050) +++ mln/level/naive/median.hh (working copy) @@ -85,7 +85,7 @@ med.init(); for_all(q) if (input.has(q)) med.take(input(q)); - output(p) = med; + output(p) = med.to_value(); } } Index: mln/level/to_enc.hh --- mln/level/to_enc.hh (revision 1050) +++ mln/level/to_enc.hh (working copy) @@ -30,7 +30,7 @@ /*! \file mln/level/to_enc.hh * - * \brief Transform with fun::to_enc the contents of an image into + * \brief Transform with fun::v2v::enc the contents of an image into * another one. */ @@ -60,7 +60,7 @@ template <typename I, typename O> void to_enc(const Image& input, Image<O>& output) { - mln_precondition(exact(output).domain() >= exact(input).domain()); + mln_precondition(exact(output).domain() = exact(input).domain()); level::transform(input, fun::v2v::enc< mln_value(I) >(), output); } Index: mln/level/fast_median.hh --- mln/level/fast_median.hh (revision 1050) +++ mln/level/fast_median.hh (working copy) @@ -119,7 +119,7 @@ for_all(q_bot) med.take(*q_bot); - output(p) = med; + output(p) = med.to_value(); if (fwd) // browse line fwd @@ -130,7 +130,7 @@ med.untake(*q_fm); for_all(q_fp) med.take(*q_fp); - output(p) = med; + output(p) = med.to_value(); } else // browse line bkd @@ -141,7 +141,7 @@ med.untake(*q_bm); for_all(q_bp) med.take(*q_bp); - output(p) = med; + output(p) = med.to_value(); } // change browsing fwd = ! fwd; Index: mln/level/stretch.hh --- mln/level/stretch.hh (revision 0) +++ mln/level/stretch.hh (revision 0) @@ -0,0 +1,100 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LEVEL_STRETCH_HH +# define MLN_LEVEL_STRETCH_HH + +/*! \file mln/level/stretch.hh + * + * \brief Transform with fun::stretch the contents of an image into + * another one. + */ + +# include <mln/estim/min_max.hh> +# include <mln/value/int_u.hh> +# include <mln/fun/v2v/linear.hh> +# include <mln/level/transform.hh> + + +namespace mln +{ + + namespace level + { + + /*! Stretch the values of \p input so that they can be stored in \p output. + * + * \param[in] input The input image. + * \param[out] output The result image. + * + * \pre \p output.domain = \p input.domain + */ + template <typename I, typename O> + void stretch(const Image& input, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <unsigned n, typename I, typename O> + void stretch(value::int_u<n>, + const Image& input, Image<O>& output) + { + mln_value(I) min_, max_; + estim::min_max(input, min_, max_); + if (max_ = min_) + return; // FIXME + float min = float(min_), max = float(max_); + const float epsilon = value::props<float>::epsilon; + float m = 0.0f - 0.5f + epsilon; + float M = mln_max(value::int_u<n>) + 0.5f - epsilon; + float a = (M - m) / (max - min); + float b = (m * max - M * min) / (max - min); + fun::v2v::linear<float, float, int> f(a, b); + level::transform(input, f, output); + } + + } // end of namespace mln::level::impl + + + template <typename I, typename O> + void stretch(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + impl::stretch(mln_value(O)(), input, output); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::level + +} // end of namespace mln + + +#endif // ! MLN_LEVEL_STRETCH_HH Index: mln/io/save_pgm.hh --- mln/io/save_pgm.hh (revision 1050) +++ mln/io/save_pgm.hh (working copy) @@ -55,15 +55,32 @@ file << "# olena" << std::endl; file << ima.ncols() << ' ' << ima.nrows() << std::endl; file << "255" << std::endl; - point2d p = make::point2d(ima.domain().pmin().row(), - ima.domain().pmin().col()); - size_t len = ima.ncols() * sizeof(unsigned char); - for (; - p.row() <= ima.domain().pmax().row(); - ++p.row()) + const int + min_row = ima.domain().pmin().row(), + max_row = ima.domain().pmax().row(); + point2d p; + if (sizeof(value::int_u8) = 1) { + p.col() = ima.domain().pmin().col(); + size_t len = ima.ncols(); + for (p.row() = min_row; p.row() <= max_row; ++p.row()) file.write((char*)(& ima(p)), len); } + else + { + // FIXME: code for g++-2.95 when sizeof(int_u8) = 2!!! + const int + min_col = ima.domain().pmin().col(), + max_col = ima.domain().pmax().col(); + std::cout << min_row << ' ' << max_row << std::endl; + std::cout << min_col << ' ' << max_col << std::endl; + for (p.row() = min_row; p.row() <= max_row; ++p.row()) + for (p.col() = min_col; p.col() <= max_col; ++p.col()) + { + unsigned char c = ima(p); + file.write((char*)(&c), 1); + } + } } } // end of namespace mln::io Index: mln/io/load_pgm.hh --- mln/io/load_pgm.hh (revision 1050) +++ mln/io/load_pgm.hh (working copy) @@ -135,13 +135,30 @@ void load_pgm_raw_2d(std::ifstream& file, I& ima) { point2d p = make::point2d(0, ima.domain().pmin().col()); - size_t len = ima.ncols() * sizeof(mln_value(I)); - for (p.row() = ima.domain().pmin().row(); - p.row() <= ima.domain().pmax().row(); - ++p.row()) + typedef mln_value(I) V; + const mln_coord(I) + min_row = ima.domain().pmin().row(), + max_row = ima.domain().pmax().row(); + if (sizeof(V) = 1) { + size_t len = ima.ncols() * sizeof(mln_enc(V)); + for (p.row() = min_row; p.row() <= max_row; ++p.row()) file.read((char*)(& ima(p)), len); } + else + { + // FIXME: code for g++-2.95 when sizeof(int_u8) = 2!!! + const mln_coord(I) + min_col = ima.domain().pmin().col(), + max_col = ima.domain().pmax().col(); + for (p.row() = min_row; p.row() <= max_row; ++p.row()) + for (p.col() = min_col; p.col() <= max_col; ++p.col()) + { + unsigned char c; + file.read((char*)(&c), 1); + ima(p) = c; + } + } } @@ -160,6 +177,7 @@ char type; int nrows, ncols; internal::read_pnm_header('2', '5', file, type, nrows, ncols); + image2d_b<value::int_u8> ima(nrows, ncols); if (type = '5') internal::load_pgm_raw_2d(file, ima); Index: mln/linear/log.hh --- mln/linear/log.hh (revision 0) +++ mln/linear/log.hh (revision 0) @@ -0,0 +1,74 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_LINEAR_LOG_HH +# define MLN_LINEAR_LOG_HH + +/*! \file mln/linear/log.hh + * + * \brief Laplacian of Gaussian. + */ + +# include <mln/linear/convolve.hh> +# include <mln/make/w_window2d_int.hh> + + + +namespace mln +{ + + namespace linear + { + + template <typename I, typename O> + void LoG_5x5(const Image& input, Image<O>& output); + + +# ifndef MLN_INCLUDE_ONLY + + // LoG_5x5 (Cf. Sonka et al., pages 85-86) + + template <typename I, typename O> + void LoG_5x5(const Image& input, Image<O>& output) + { + mln_precondition(exact(output).domain() = exact(input).domain()); + int ws[] = { 0, 0, -1, 0, 0, + 0, -1, -2, -1, 0, + -1, -2, 16, -2, -1, + 0, -1, -2, -1, 0, + 0, 0, -1, 0, 0 }; + convolve(input, make::w_window2d_int(ws), output); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::linear + +} // end of namespace mln + + +#endif // ! MLN_LINEAR_CONVOLVE_HH Index: mln/linear/convolve.hh --- mln/linear/convolve.hh (revision 1050) +++ mln/linear/convolve.hh (working copy) @@ -35,6 +35,8 @@ # include <mln/core/concept/image.hh> # include <mln/core/concept/weighted_window.hh> +# include <mln/border/resize.hh> +# include <mln/border/duplicate.hh> @@ -86,6 +88,9 @@ const W& win = exact(win_); O& output = exact(output_); + border::resize(input, win.delta()); + border::duplicate(input); + mln_pixter(O) p_out(output); mln_pixter(const I) p(input); Index: mln/accu/min.hh --- mln/accu/min.hh (revision 1050) +++ mln/accu/min.hh (working copy) @@ -54,10 +54,11 @@ typedef V value; min(); + void take(const value& v); + void take(const min<V>& other); void init(); - operator V() const; V to_value() const; protected: @@ -76,23 +77,25 @@ } template <typename V> - void min<V>::take(const value& v) + void + min<V>::init() { - if (v < v_) - v_ = v; + v_ = mln_max(V); } template <typename V> - void - min<V>::init() + void min<V>::take(const value& v) { - v_ = mln_max(V); + if (v < v_) + v_ = v; } template <typename V> - min<V>::operator V() const + void + min<V>::take(const min<V>& other) { - return v_; + if (other.v_ < v_) + v_ = other.v_; } template <typename V> Index: mln/accu/sum.hh --- mln/accu/sum.hh (revision 1050) +++ mln/accu/sum.hh (working copy) @@ -56,14 +56,13 @@ typedef V value; sum(); - void take(const value& v); + void init(); + void take(const value& v); + void take(const sum<V,S>& other); - operator S() const; S to_value() const; - sum<V,S>& operator+=(const sum<V,S>& rhs); - protected: S sum_; @@ -80,12 +79,6 @@ } template <typename V, typename S> - void sum<V,S>::take(const value& v) - { - sum_ += v; - } - - template <typename V, typename S> void sum<V,S>::init() { @@ -93,24 +86,23 @@ } template <typename V, typename S> - sum<V,S>::operator S() const + void sum<V,S>::take(const value& v) { - return to_value; + sum_ += v; } template <typename V, typename S> - S - sum<V,S>::to_value() const + void + sum<V,S>::take(const sum<V,S>& other) { - return sum_; + sum_ += other.sum_; } template <typename V, typename S> - sum<V,S>& - sum<V,S>::operator+=(const sum<V,S>& rhs) + S + sum<V,S>::to_value() const { - sum_ += rhs.sum_; - return *this; + return sum_; } # endif // ! MLN_INCLUDE_ONLY Index: mln/accu/max.hh --- mln/accu/max.hh (revision 1050) +++ mln/accu/max.hh (working copy) @@ -54,10 +54,11 @@ typedef V value; max(); + void take(const value& v); + void take(const max<V>& other); void init(); - operator V() const; V to_value() const; protected: @@ -76,7 +77,8 @@ } template <typename V> - void max<V>::take(const value& v) + void + max<V>::take(const value& v) { if (v > v_) v_ = v; @@ -84,15 +86,17 @@ template <typename V> void - max<V>::init() + max<V>::take(const max<V>& other) { - v_ = mln_min(V); + if (other.v_ > v_) + v_ = other.v_; } template <typename V> - max<V>::operator V() const + void + max<V>::init() { - return v_; + v_ = mln_min(V); } template <typename V> Index: mln/accu/histo.hh --- mln/accu/histo.hh (revision 1050) +++ mln/accu/histo.hh (working copy) @@ -59,6 +59,7 @@ typedef mln_value(S) value; void take(const value& v); + void take(const histo<S>& other); void untake(const value& v); void init(); @@ -113,6 +114,15 @@ template <typename S> void + histo<S>::take(const histo<S>& other) + { + for (unsigned i = 0; i < h_.size(); ++i) + h_[i] += other.h_[i]; + sum_ += other.sum_; + } + + template <typename S> + void histo<S>::untake(const value& v) { mln_precondition(h_[s_.index_of(v)] > 0); Index: mln/accu/count.hh --- mln/accu/count.hh (revision 1050) +++ mln/accu/count.hh (working copy) @@ -51,14 +51,13 @@ typedef V value; count(); - void take(const value&); + void init(); + void take(const value&); + void take(const count<V>& other); - operator std::size_t() const; std::size_t to_value() const; - count<V>& operator+=(const count<V>& rhs); - protected: std::size_t count_; @@ -76,22 +75,23 @@ template <typename V> void - count<V>::take(const value&) + count<V>::init() { - ++count_; + count_ = 0; } template <typename V> void - count<V>::init() + count<V>::take(const value&) { - count_ = 0; + ++count_; } template <typename V> - count<V>::operator std::size_t() const + void + count<V>::take(const count<V>& other) { - return to_value(); + count_ += other.count_; } template <typename V> @@ -101,14 +101,6 @@ return count_; } - template <typename V> - count<V>& - count<V>::operator+=(const count<V>& rhs) - { - count_ += rhs.count_; - return *this; - } - # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::accu Index: mln/accu/min_max.hh --- mln/accu/min_max.hh (revision 0) +++ mln/accu/min_max.hh (revision 0) @@ -0,0 +1,147 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_ACCU_MIN_MAX_HH +# define MLN_ACCU_MIN_MAX_HH + +/*! \file mln/accu/min_max.hh + * + * \brief Define an accumulator that computes a min and a max. + */ + +# include <utility> + +# include <mln/accu/min.hh> +# include <mln/accu/max.hh> + + +namespace mln +{ + + namespace accu + { + + + /*! Generic min and max accumulator class. + * + * The parameter \c V is the type of values. + */ + template <typename V> + struct min_max : public Accumulator< min_max<V> > + { + typedef V value; + + min_max(); + + void take(const value& v); + void take(const min_max<V>& other); + void init(); + + V min() const; + V max() const; + + std::pair<V,V> to_value() const; + void values(V& min, V& max) const; + + protected: + + accu::min<V> min_; + accu::max<V> max_; + }; + + + +# ifndef MLN_INCLUDE_ONLY + + template <typename V> + min_max<V>::min_max() + { + init(); + } + + template <typename V> + void + min_max<V>::init() + { + min_.init(); + max_.init(); + } + + template <typename V> + void min_max<V>::take(const value& v) + { + min_.take(v); + max_.take(v); + } + + template <typename V> + void + min_max<V>::take(const min_max<V>& other) + { + min_.take(other.min_); + max_.take(other.max_); + } + + template <typename V> + V + min_max<V>::min() const + { + return min_.to_value(); + } + + template <typename V> + V + min_max<V>::max() const + { + return max_.to_value(); + } + + template <typename V> + std::pair<V,V> + min_max<V>::to_value() const + { + std::pair<V,V> tmp(min_.to_value(), + max_.to_value()); + return tmp; + } + + template <typename V> + void + min_max<V>::values(V& min, V& max) const + { + min = min_.to_value(); + max = max_.to_value(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::accu + +} // end of namespace mln + + +#endif // ! MLN_ACCU_MIN_MAX_HH Index: mln/accu/bbox.hh --- mln/accu/bbox.hh (revision 1050) +++ mln/accu/bbox.hh (working copy) @@ -54,10 +54,11 @@ typedef P value; bbox(); + void take(const P& p); + void take(const bbox& other); void init(); - operator box_() const; const box_& to_value() const; bool is_valid() const; @@ -79,7 +80,8 @@ } template <typename P> - void bbox::take(const P& p) + void + bbox::take(const P& p) { if (! is_valid_) { @@ -97,16 +99,33 @@ template <typename P> void - bbox::init() + bbox::take(const bbox& other) { - is_valid_ = false; + if (! other.is_valid_) + { + // no-op + return; + } + if (! this->is_valid_) + { + // 'other' makes '*this' valid + *this = other; + return; + } + // both are valids so: + const box_& o_b = other.b_; + for (unsigned i = 0; i < P::dim; ++i) + if (o_b.pmin()[i] < b_.pmin()[i]) + b_.pmin()[i] = o_b.pmin()[i]; + else if (o_b.pmax()[i] > b_.pmax()[i]) + b_.pmax()[i] = o_b.pmax()[i]; } template <typename P> - bbox::operator box_() const + void + bbox::init() { - mln_precondition(is_valid_); - return b_; + is_valid_ = false; } template <typename P> Index: mln/accu/median.hh --- mln/accu/median.hh (revision 1050) +++ mln/accu/median.hh (working copy) @@ -55,13 +55,13 @@ median(const Value_Set<S>& s); median(); + void init(); void take(const value& v); + void take(const median<S>& other); void untake(const value& v); - void init(); unsigned card() const { return h_.sum(); } - operator mln_value(S) () const; value to_value() const; const accu::histo<S>& histo() const; @@ -119,6 +119,25 @@ template <typename S> void + median<S>::take(const median<S>& other) + { + // h_ + h_.take(other.h_); + + // sum_minus_ + for (unsigned i = 0; i < i_; ++i) + sum_minus_ += other.h_[i]; + + // sum_plus_ + for (unsigned i = i_ + 1; i < h_.nvalues(); ++i) + sum_plus_ += other.h_[i]; + + if (valid_) + valid_ = false; + } + + template <typename S> + void median<S>::untake(const value& v) { mln_precondition(h_(v) != 0); @@ -203,12 +222,6 @@ } template <typename S> - median<S>::operator mln_value(S) () const - { - return to_value(); - } - - template <typename S> typename median<S>::value median<S>::to_value() const { Index: mln/accu/mean.hh --- mln/accu/mean.hh (revision 1050) +++ mln/accu/mean.hh (working copy) @@ -60,14 +60,13 @@ typedef V value; mean(); - void take(const value& v); + void init(); + void take(const value& v); + void take(const mean<V,S,M>& other); - operator M() const; M to_value() const; - mean<V,S,M>& operator+=(const mean<V,S,M>& rhs); - protected: accu::count<V> count_; @@ -85,13 +84,6 @@ } template <typename V, typename S, typename M> - void mean<V,S,M>::take(const value& v) - { - count_.take(v); - sum_.take(v); - } - - template <typename V, typename S, typename M> void mean<V,S,M>::init() { @@ -100,25 +92,25 @@ } template <typename V, typename S, typename M> - mean<V,S,M>::operator M() const + void mean<V,S,M>::take(const value& v) { - return to_value(); + count_.take(v); + sum_.take(v); } template <typename V, typename S, typename M> - M - mean<V,S,M>::to_value() const + void + mean<V,S,M>::take(const mean<V,S,M>& other) { - return sum_.to_value() / count_.to_value(); + count_.take(other.count_); + sum_.take(other.sum_); } template <typename V, typename S, typename M> - mean<V,S,M>& - mean<V,S,M>::operator+=(const mean<V,S,M>& rhs) + M + mean<V,S,M>::to_value() const { - count_ += rhs.count_; - sum_ += rhs.sum_; - return *this; + return sum_.to_value() / count_.to_value(); } # endif // ! MLN_INCLUDE_ONLY Index: mln/value/props.hh --- mln/value/props.hh (revision 1050) +++ mln/value/props.hh (working copy) @@ -203,8 +203,9 @@ template <> struct props<float> { - static const float min() { return FLT_MIN; } - static const float max() { return FLT_MAX; } + static const float min = FLT_MIN; + static const float max = FLT_MAX; + static const float epsilon = 0.00001f; typedef data_kind kind; static const std::size_t card_ = 0; typedef float sum; @@ -213,8 +214,9 @@ template <> struct props<double> { - static const double min() { return DBL_MIN; } - static const double max() { return DBL_MAX; } + static const double min = DBL_MIN; + static const double max = DBL_MAX; + static const double epsilon = 0.0000001; typedef data_kind kind; static const std::size_t card_ = 0; typedef double sum; Index: mln/value/stack.hh --- mln/value/stack.hh (revision 1050) +++ mln/value/stack.hh (working copy) @@ -143,11 +143,13 @@ stack_image<2, const I> stack(const Image& ima1, const Image& ima2); + template <typename I> stack_image<2, I> stack(Image& ima1, Image& ima2); + # ifndef MLN_INCLUDE_ONLY // stack_image<n, I> Index: mln/border/resize.hh --- mln/border/resize.hh (revision 1050) +++ mln/border/resize.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/concept/image.hh> +# include <mln/core/internal/fixme.hh> namespace mln @@ -65,10 +66,12 @@ void resize(const Fast_Image& ima_, unsigned thickness) { const I& ima = exact(ima_); - mln_precondition(ima_.has_data()); + mln_precondition(ima.has_data()); if (ima.border() >= thickness) return; - mln_invariant(0); // FIXME: NYI + internal::fixme(); + mln_postcondition(ima.border() >= thickness); + return; } # endif // ! MLN_INCLUDE_ONLY Index: mln/border/fill.hh --- mln/border/fill.hh (revision 1050) +++ mln/border/fill.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/concept/image.hh> +# include <mln/core/internal/fixme.hh> namespace mln @@ -62,8 +63,8 @@ void fill(const Fast_Image& ima_, const mln_value(I)& v) { const I& ima = exact(ima_); - mln_precondition(ima_.has_data()); - mln_invariant(0); // FIXME: NYI + mln_precondition(ima.has_data()); + internal::fixme(); } # endif // ! MLN_INCLUDE_ONLY Index: mln/border/duplicate.hh --- mln/border/duplicate.hh (revision 1050) +++ mln/border/duplicate.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/concept/image.hh> +# include <mln/core/internal/fixme.hh> namespace mln @@ -61,8 +62,8 @@ void duplicate(const Fast_Image& ima_) { const I& ima = exact(ima_); - mln_precondition(ima_.has_data()); - mln_invariant(0); // FIXME: NYI + mln_precondition(ima.has_data()); + internal::fixme(); } # endif // ! MLN_INCLUDE_ONLY Index: mln/border/mirror.hh --- mln/border/mirror.hh (revision 1050) +++ mln/border/mirror.hh (working copy) @@ -34,6 +34,7 @@ */ # include <mln/core/concept/image.hh> +# include <mln/core/internal/fixme.hh> namespace mln @@ -61,8 +62,8 @@ void mirror(const Fast_Image& ima_) { const I& ima = exact(ima_); - mln_precondition(ima_.has_data()); - mln_invariant(0); // FIXME: NYI + mln_precondition(ima.has_data()); + internal::fixme(); } # endif // ! MLN_INCLUDE_ONLY

1 0

1050: Add 'decorated image' morpher.
by Thierry Geraud 27 Aug '07

27 Aug '07

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud(a)lrde.epita.fr> Add 'decorated image' morpher. * mln/core/decorated_image.hh: New. * mln/core/internal/image_adaptor.hh (adaptee): New. * mln/metal/unconst.hh: New. * mln/metal/vec.hh (vec): New ctors. (operator=): New. * mln/metal/make: New directory. * mln/metal/make/vec.hh: New. * mln/value/proxy: New. * mln/value/stack.hh (helper_stack_image_lvalue_): New. (read_, write_): New. (operator()): Fix. (stack): New overload for n=2 and I mutable. * tests/decorated_image.cc: New. * tests/stack.cc: Augment. mln/core/decorated_image.hh | 208 ++++++++++++++++++++++ mln/core/internal/image_adaptor.hh | 20 ++ mln/core/safe.hh | 2 mln/metal/make/vec.hh | 108 +++++++++++ mln/metal/unconst.hh | 58 ++++++ mln/metal/vec.hh | 33 +++ mln/value/proxy.hh | 335 +++++++++++++++++++++++++++++++++++++ mln/value/stack.hh | 102 +++++++++-- tests/decorated_image.cc | 67 +++++++ tests/stack.cc | 13 - 10 files changed, 927 insertions(+), 19 deletions(-) Index: tests/stack.cc --- tests/stack.cc (revision 1049) +++ tests/stack.cc (working copy) @@ -42,8 +42,13 @@ typedef image2d_b<int> I; - I ima(2, 3); - debug::iota(ima); - debug::println(ima); - debug::println(value::stack(ima, ima)); + box2d b = make::box2d(1, 1); + image2d_b<int> ima5(b), ima1(b); + + point2d p = make::point2d(0, 0); + metal::vec<2, int> v = metal::make::vec(5, 1); + + value::stack(ima5, ima1)(p) = v; + mln_assertion(value::stack(ima5, ima1)(p) = v); + mln_assertion(ima5(p) = 5 && ima1(p) = 1); } Index: tests/decorated_image.cc --- tests/decorated_image.cc (revision 0) +++ tests/decorated_image.cc (revision 0) @@ -0,0 +1,67 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +/*! \file tests/decorated_image.cc + * + * \brief Tests on mln::decorated_image. + */ + +#include <mln/core/image2d_b.hh> +#include <mln/core/decorated_image.hh> + + +unsigned count_read = 0, count_write = 0; + +template <typename I> +struct counter +{ + void reading(const I& ima, const mln_psite(I)& p) const + { + ++count_read; + } + void writing(I&, const mln_psite(I)&, const mln_value(I)&) + { + ++count_write; + } +}; + + +int main() +{ + using namespace mln; + + typedef image2d_b<int> I; + I ima(1, 1); + point2d p = make::point2d(0, 0); + + decorated_image< I, counter > ima_ = decorate(ima, counter()); + ima_(p) = ima_(p) = 51; + mln_assertion(count_read = 1 && count_write = 2); + + const I& imac = ima; + decorated_image< const I, counter > cima_ = decorate(imac, counter()); +} Index: mln/core/decorated_image.hh --- mln/core/decorated_image.hh (revision 0) +++ mln/core/decorated_image.hh (revision 0) @@ -0,0 +1,208 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CORE_DECORATED_IMAGE_HH +# define MLN_CORE_DECORATED_IMAGE_HH + +# include <mln/core/internal/image_adaptor.hh> +# include <mln/value/proxy.hh> + + +namespace mln +{ + + // FIXME: Doc! + + template <typename I, typename D> + class decorated_image : public internal::image_adaptor_< I, decorated_image<I,D> > + { + typedef decorated_image<I, D> self_; + typedef internal::image_adaptor_< I, self_ > super_; + public: + + decorated_image(I& ima, const D& deco); + ~decorated_image(); + + typedef mln_value(I) value; + typedef mln::value::proxy<const self_> rvalue; + typedef mln::value::proxy<self_> lvalue; + + rvalue operator()(const mln_psite(I)& p) const; + lvalue operator()(const mln_psite(I)& p); + + mln_value(I) read_(const mln_psite(I)& p) const; + void write_(const mln_psite(I)& p, const mln_value(I)& v); + + template <typename V> + struct change_value + { + typedef decorated_image<mln_ch_value(I, V), D> ret; + }; + + /// Const promotion via convertion. + operator decorated_image<const I, D>() const; + + /// Give the decoration. + const D& decoration() const; + + /// Give the decoration. + D& decoration(); + + protected: + D deco_; + }; + + + + template <typename I, typename D> + decorated_image<I,D> decorate(Image& ima, + const D& decoration); + + template <typename I, typename D> + decorated_image<const I, D> decorate(const Image& ima, + const D& decoration); + + + +# ifndef MLN_INCLUDE_ONLY + + // decorated_image<I,D> + + template <typename I, typename D> + decorated_image<I,D>::decorated_image(I& ima, const D& deco) + : super_(ima), + deco_(deco) + { + } + + template <typename I, typename D> + decorated_image<I,D>::~decorated_image() + { + void (D::*mr)(const I&, const mln_psite(I)&) const = & D::reading; + mr = 0; + typedef mlc_unconst(I) I_; + void (D::*mw)(I_&, const mln_psite(I_)&, const mln_value(I_)&) = & D::writing; + mw = 0; + } + + template <typename I, typename D> + mln::value::proxy< const decorated_image<I,D> > + decorated_image<I,D>::operator()(const mln_psite(I)& p) const + { + rvalue tmp(*this, p); + return tmp; + } + + template <typename I, typename D> + mln::value::proxy< decorated_image<I,D> > + decorated_image<I,D>::operator()(const mln_psite(I)& p) + { + lvalue tmp(*this, p); + return tmp; + } + + namespace internal + { + + template <typename I, typename D> + void + helper_decorated_image_write_(decorated_image<I,D>& ima, + const mln_psite(I)& p, const mln_value(I)& v) + { + ima.decoration().writing(ima.adaptee(), p, v); + ima.adaptee()(p) = v; + } + + template <typename I, typename D> + void + helper_decorated_image_write_(decorated_image<const I,D>&, + const mln_psite(I)&, const mln_value(I)&) + // FIXME: Static assertion instead. + ; + + } // end of namespace mln::internal + + template <typename I, typename D> + void + decorated_image<I,D>::write_(const mln_psite(I)& p, const mln_value(I)& v) + { + internal::helper_decorated_image_write_(*this, p, v); + } + + template <typename I, typename D> + mln_value(I) + decorated_image<I,D>::read_(const mln_psite(I)& p) const + { + deco_.reading(this->adaptee_, p); + return this->adaptee_(p); + } + + template <typename I, typename D> + decorated_image<I,D>::operator decorated_image<const I, D>() const + { + decorated_image<const I, D> tmp(this->adaptee_, deco_); + return tmp; + } + + template <typename I, typename D> + const D& + decorated_image<I,D>::decoration() const + { + return deco_; + } + + template <typename I, typename D> + D& + decorated_image<I,D>::decoration() + { + return deco_; + } + + // decorate + + template <typename I, typename D> + decorated_image<I, D> decorate(Image& ima, + const D& decoration) + { + decorated_image<I, D> tmp(exact(ima), decoration); + return tmp; + } + + template <typename I, typename D> + decorated_image<const I, D> decorate(const Image& ima, + const D& decoration) + { + decorated_image<const I, D> tmp(exact(ima), decoration); + return tmp; + } + +# endif // ! MLN_INCLUDE_ONLY + +} // end of namespace mln + + +#endif // ! MLN_CORE_DECORATED_IMAGE_HH Index: mln/core/internal/image_adaptor.hh --- mln/core/internal/image_adaptor.hh (revision 1049) +++ mln/core/internal/image_adaptor.hh (working copy) @@ -92,6 +92,12 @@ /// Convertion to the underlying (adapted) image. operator I() const; + /// Give the adaptee (underlying adapted) image. + const I& adaptee() const; + + /// Give the adaptee (underlying adapted) image. + I& adaptee(); + protected: I& adaptee_; @@ -104,6 +110,20 @@ # ifndef MLN_INCLUDE_ONLY template <typename I, typename E, typename S> + const I& + image_adaptor_<I,E,S>::adaptee() const + { + return adaptee_; + } + + template <typename I, typename E, typename S> + I& + image_adaptor_<I,E,S>::adaptee() + { + return adaptee_; + } + + template <typename I, typename E, typename S> image_adaptor_<I,E,S>::image_adaptor_(I& adaptee) : adaptee_(adaptee) { Index: mln/core/safe.hh --- mln/core/safe.hh (revision 1049) +++ mln/core/safe.hh (working copy) @@ -80,7 +80,7 @@ template <typename I> safe_image::safe_image(I& ima, const mln_value(I)& default_value) - : super_(exact(ima)), + : super_(ima), default_value_(default_value) { } Index: mln/metal/unconst.hh --- mln/metal/unconst.hh (revision 0) +++ mln/metal/unconst.hh (revision 0) @@ -0,0 +1,58 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_METAL_UNCONST_HH +# define MLN_METAL_UNCONST_HH + + +# define mlc_unconst(T) typename mln::metal::unconst< T >::ret + + +namespace mln +{ + + namespace metal + { + + template <typename T> + struct unconst + { + typedef T ret; + }; + + template <typename T> + struct unconst< const T > + { + typedef T ret; + }; + + } // end of namespace mln::metal + +} // end of namespace mln + + +#endif // ! MLN_METAL_UNCONST_HH Index: mln/metal/vec.hh --- mln/metal/vec.hh (revision 1049) +++ mln/metal/vec.hh (working copy) @@ -47,6 +47,9 @@ enum { dim = n }; typedef T coord; + vec(); + vec(T (&values)[n]); + T& operator[](unsigned i); T operator[](unsigned i) const; @@ -59,9 +62,25 @@ std::ostream& operator<<(std::ostream& ostr, const vec<n,T>& v); + template <unsigned n, typename T> + bool operator=(const vec<n,T>& lhs, const vec<n,T>& rhs); + + # ifndef MLN_INCLUDE_ONLY template <unsigned n, typename T> + vec<n,T>::vec() + { + } + + template <unsigned n, typename T> + vec<n,T>::vec(T (&values)[n]) + { + for (unsigned i = 0; i < n; ++i) + coord_[i] = values[i]; + } + + template <unsigned n, typename T> T& vec<n,T>::operator[](unsigned i) { @@ -77,6 +96,8 @@ return coord_[i]; } + // operators + template <unsigned n, typename T> std::ostream& operator<<(std::ostream& ostr, const vec<n,T>& v) { @@ -86,6 +107,15 @@ return ostr << ']'; } + template <unsigned n, typename T> + bool operator=(const vec<n,T>& lhs, const vec<n,T>& rhs) + { + for (unsigned i = 0; i < n; ++i) + if (lhs[i] != rhs[i]) + return false; + return true; + } + # endif // ! MLN_INCLUDE_ONLY @@ -94,4 +124,7 @@ } // end of namespace mln +# include <mln/metal/make/vec.hh> + + #endif // ! MLN_CORE_METAL_VEC_HH Index: mln/metal/make/vec.hh --- mln/metal/make/vec.hh (revision 0) +++ mln/metal/make/vec.hh (revision 0) @@ -0,0 +1,108 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_CORE_METAL_MAKE_VEC_HH +# define MLN_CORE_METAL_MAKE_VEC_HH + +# include <mln/metal/vec.hh> + + +namespace mln +{ + + namespace metal + { + + namespace make + { + + template <typename T> + mln::metal::vec<1,T> vec(T c0); + + template <typename T> + mln::metal::vec<2,T> vec(T c0, T c1); + + template <typename T> + mln::metal::vec<3,T> vec(T c0, T c1, T c2); + + template <typename T> + mln::metal::vec<4,T> vec(T c0, T c1, T c2, T c3); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename T> + mln::metal::vec<1,T> vec(T c0) + { + mln::metal::vec<1,T> tmp; + tmp[0] = c0; + return tmp; + } + + template <typename T> + mln::metal::vec<2,T> vec(T c0, T c1) + { + mln::metal::vec<2,T> tmp; + tmp[0] = c0; + tmp[1] = c1; + return tmp; + } + + template <typename T> + mln::metal::vec<3,T> vec(T c0, T c1, T c2) + { + mln::metal::vec<3,T> tmp; + tmp[0] = c0; + tmp[1] = c1; + tmp[2] = c2; + return tmp; + } + + template <typename T> + mln::metal::vec<4,T> vec(T c0, T c1, T c2, T c3) + { + mln::metal::vec<4,T> tmp; + tmp[0] = c0; + tmp[1] = c1; + tmp[2] = c2; + tmp[3] = c3; + return tmp; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::metal::make + + } // end of namespace mln::metal + +} // end of namespace mln + + +# include <mln/metal/make/vec.hh> + + +#endif // ! MLN_CORE_METAL_MAKE_VEC_HH Index: mln/value/proxy.hh --- mln/value/proxy.hh (revision 0) +++ mln/value/proxy.hh (revision 0) @@ -0,0 +1,335 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library 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 this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library 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. + +#ifndef MLN_VALUE_PROXY_HH +# define MLN_VALUE_PROXY_HH + +/*! \file mln/value/proxy.hh + * + * \brief Define a generic proxy class for an image pixel value. + */ + +# include <mln/core/concept/value.hh> +# include <mln/value/props.hh> +# include <mln/metal/unconst.hh> + + +namespace mln +{ + + namespace value + { + + + /*! \brief Generic proxy class for an image pixel value. + * + * The parameter \c I is an image type. + */ + template <typename I> + class proxy : public Value< proxy > + { + public: + + /// Encoding associated type. + typedef void enc; // FIXME + + /// Equivalent associated type. + typedef mln_value(I) equiv; + + /// Constructor. + proxy(I& ima, const mln_psite(I)& p); + + /// Destructor. + ~proxy(); + + /// Assignment (write access); general version. + template <typename V> + proxy& operator=(const V& v); + + /// Assignment (write access); replacement for default op. + proxy& operator=(const proxy& rhs); + + /// Assignment (write access); with other proxy. + template <typename II> + proxy& operator=(const proxy<II>& rhs); + + /// Convertion (read access); general version. + template <typename V> + operator V() const; + + /// Convertion (read access); precise version. + operator mln_value(I)() const; + + /// Explicit read access. + mln_value(I) to_value() const; + + protected: + I& ima_; + mln_psite(I) p_; + }; + + + + /*! \brief Generic proxy class for an image pixel value. + * + * The parameter \c I is an image type. + */ + template <typename I> + class proxy< const I > : public Value< proxy<const I> > + { + public: + + /// Encoding associated type. + typedef void enc; // FIXME + + /// Equivalent associated type. + typedef mln_value(I) equiv; + + /// Constructor. + proxy(const I& ima, const mln_psite(I)& p); + + /// Destructor. + ~proxy(); + + /// Convertion (read access); general version. + template <typename V> + operator V() const; + + /// Convertion (read access); precise version. + operator mln_value(I)() const; + + /// Explicit read access. + mln_value(I) to_value() const; + + protected: + const I& ima_; + mln_psite(I) p_; + }; + + + + template <typename I> + bool operator=(const proxy& lhs, const mln_value(I)& rhs); + + template <typename I> + bool operator=(const mln_value(I)& lhs, const proxy& rhs); + + template <typename I, typename J> + bool operator=(const proxy& lhs, const proxy<J>& rhs); + + + template <typename I> + bool operator<(const proxy& lhs, const mln_value(I)& rhs); + + template <typename I> + bool operator<(const mln_value(I)& lhs, const proxy& rhs); + + template <typename I, typename J> + bool operator<(const proxy& lhs, const proxy<J>& rhs); + + + // FIXME: Ops such as +=, etc. + + + + template <typename I> + struct props< proxy > : public props< mln_value(I) > + { + // Contents is inherited. + }; + + + + /*! \brief Print a value proxy \p x into the output stream \p ostr. + * + * \param[in,out] ostr An output stream. + * \param[in] x A value proxy. + * + * \return The modified output stream \p ostr. + */ + template <typename I> + std::ostream& operator<<(std::ostream& ostr, const proxy& x); + + +# ifndef MLN_INCLUDE_ONLY + + // proxy + + template <typename I> + proxy::proxy(I& ima, const mln_psite(I)& p) + : ima_(ima), + p_(p) + { + } + + template <typename I> + proxy::~proxy() + { + mln_value(I) (I::*mr)(const mln_psite(I)&) const = & I::read_; + mr = 0; + void (I::*mw)(const mln_psite(I)&, const mln_value(I)&) = & I::write_; + mw = 0; + } + + template <typename I> + template <typename V> + proxy& + proxy::operator=(const V& v) + { + ima_.write_(p_, v); + return *this; + } + + template <typename I> + proxy& + proxy::operator=(const proxy& rhs) + { + this->operator=(rhs.to_value()); + return *this; + } + + template <typename I> + template <typename II> + proxy& + proxy::operator=(const proxy<II>& rhs) + { + this->operator=(rhs.to_value()); + return *this; + } + + template <typename I> + template <typename V> + proxy::operator V() const + { + return ima_.read_(p_); + } + + template <typename I> + proxy::operator mln_value(I)() const + { + return ima_.read_(p_); + } + + template <typename I> + mln_value(I) + proxy::to_value() const + { + return ima_.read_(p_); + } + + // proxy<const I> + + template <typename I> + proxy<const I>::proxy(const I& ima, const mln_psite(I)& p) + : ima_(ima), + p_(p) + { + } + + template <typename I> + proxy<const I>::~proxy() + { + mln_value(I) (I::*mr)(const mln_psite(I)&) const = & I::read_; + mr = 0; + } + + template <typename I> + template <typename V> + proxy<const I>::operator V() const + { + return ima_.read_(p_); + } + + template <typename I> + proxy<const I>::operator mln_value(I)() const + { + return ima_.read_(p_); + } + + template <typename I> + mln_value(I) + proxy<const I>::to_value() const + { + return ima_.read_(p_); + } + + // operator << + + template <typename I> + std::ostream& operator<<(std::ostream& ostr, const proxy& x) + { + return ostr << x.to_value(); + } + + // operator = + + template <typename I> + bool operator=(const proxy& lhs, const mln_value(I)& rhs) + { + return lhs.to_value() = rhs; + } + + template <typename I> + bool operator=(const mln_value(I)& lhs, const proxy& rhs) + { + return lhs = rhs.to_value(); + } + + template <typename I, typename J> + bool operator=(const proxy& lhs, const proxy<J>& rhs) + { + return lhs.to_value() = rhs.to_value(); + } + + // operator < + + template <typename I> + bool operator<(const proxy& lhs, const mln_value(I)& rhs) + { + return lhs.to_value() < rhs; + } + + template <typename I> + bool operator<(const mln_value(I)& lhs, const proxy& rhs) + { + return lhs < rhs.to_value(); + } + + template <typename I, typename J> + bool operator<(const proxy& lhs, const proxy<J>& rhs) + { + return lhs.to_value() < rhs.to_value(); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::value + +} // end of namespace mln + + +#endif // ! MLN_VALUE_INT_U_HH Index: mln/value/stack.hh --- mln/value/stack.hh (revision 1049) +++ mln/value/stack.hh (working copy) @@ -36,6 +36,7 @@ # include <mln/core/internal/image_base.hh> # include <mln/metal/vec.hh> # include <mln/value/set.hh> +# include <mln/value/proxy.hh> namespace mln @@ -44,6 +45,37 @@ namespace value { + // Fwd decl. + template <unsigned n, typename I> struct stack_image; + + + namespace internal + { + + template <unsigned n, typename I> + struct helper_stack_image_lvalue_ + { + typedef value::proxy< stack_image<n,I> > ret; + static ret make(stack_image<n,I>& ima, const mln_psite(I)& p) + { + ret tmp(ima, p); + return tmp; + } + }; + + template <unsigned n, typename I> + struct helper_stack_image_lvalue_< n, const I > + { + typedef metal::vec<n, mln_value(I)> ret; + static ret make(stack_image<n, const I>& ima, const mln_psite(I)& p) + { + return ima.read_(p); + } + }; + + } // end of namespace mln::value::internal + + /*! \brief FIXME * */ @@ -63,7 +95,7 @@ typedef value rvalue; /// Return type of read-write access. - typedef void lvalue; // FIXME + typedef typename internal::helper_stack_image_lvalue_<n,I>::ret lvalue; /// Value set associated type. typedef mln::value::set<value> vset; @@ -84,9 +116,11 @@ /// Read-only access of pixel value at point site \p p. rvalue operator()(const psite& p) const; + value read_(const psite& p) const; /// Read-write access of pixel value at point site \p p. - void operator()(const psite&); + lvalue operator()(const psite&); + void write_(const psite& p, const value& v); /// Give the set of values of the image. const vset& values() const; @@ -107,20 +141,17 @@ template <typename I> stack_image<2,const I> - stack(const Image& ima1, const Image& ima2) - { - mln_precondition(exact(ima1).domain() = exact(ima2).domain()); - metal::vec<2, const I*> imas; - imas[0] = & exact(ima1); - imas[1] = & exact(ima2); - stack_image<2, const I> tmp(imas); - return tmp; - } + stack(const Image& ima1, const Image& ima2); + template <typename I> + stack_image<2, I> + stack(Image& ima1, Image& ima2); # ifndef MLN_INCLUDE_ONLY + // stack_image<n, I> + template <unsigned n, typename I> stack_image<n,I>::stack_image(const metal::vec<n,I*>& imas) : imas_(imas) @@ -158,7 +189,7 @@ template <unsigned n, typename I> metal::vec<n, mln_value(I)> - stack_image<n,I>::operator()(const psite& p) const + stack_image<n,I>::read_(const psite& p) const { mln_precondition(this->owns_(p)); metal::vec<n, mln_value(I)> tmp; @@ -168,10 +199,27 @@ } template <unsigned n, typename I> + metal::vec<n, mln_value(I)> + stack_image<n,I>::operator()(const psite& p) const + { + return read_(p); + } + + template <unsigned n, typename I> void - stack_image<n,I>::operator()(const psite&) + stack_image<n,I>::write_(const psite& p, const value& v) + { + mln_precondition(this->owns_(p)); + // FIXME!!! + for (unsigned i = 0; i < n; ++i) + imas_[i]->operator()(p) = v[i]; + } + + template <unsigned n, typename I> + typename stack_image<n,I>::lvalue + stack_image<n,I>::operator()(const psite& p) { - mln_invariant(0); // FIXME: Turn into a compile-time error... + return internal::helper_stack_image_lvalue_<n,I>::make(*this, p); } template <unsigned n, typename I> @@ -181,6 +229,32 @@ return vset::the(); } + // stack(..) + + template <typename I> + stack_image<2, const I> + stack(const Image& ima1, const Image& ima2) + { + mln_precondition(exact(ima1).domain() = exact(ima2).domain()); + metal::vec<2, const I*> imas; + imas[0] = & exact(ima1); + imas[1] = & exact(ima2); + stack_image<2, const I> tmp(imas); + return tmp; + } + + template <typename I> + stack_image<2, I> + stack(Image& ima1, Image& ima2) + { + mln_precondition(exact(ima1).domain() = exact(ima2).domain()); + metal::vec<2, I*> imas; + imas[0] = & exact(ima1); + imas[1] = & exact(ima2); + stack_image<2, I> tmp(imas); + return tmp; + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::value

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