- Olena-patches

olena-2.0-10-g0461de7 Add a new tool for global thresholding.
by Guillaume Lazzara 14 Oct '11

14 Oct '11

* src/binarization/Makefile.am: Add a new target. * src/binarization/global_threshold.cc: New. --- scribo/ChangeLog | 8 ++++++++ scribo/src/binarization/Makefile.am | 7 +++++++ .../binarization/{otsu.cc => global_threshold.cc} | 9 +++++++-- 3 files changed, 22 insertions(+), 2 deletions(-) copy scribo/src/binarization/{otsu.cc => global_threshold.cc} (90%) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index f18c774..5aa2a06 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,13 @@ 2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + Add a new tool for global thresholding. + + * src/binarization/Makefile.am: Add a new target. + + * src/binarization/global_threshold.cc: New. + +2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + * tests/binarization/global_threshold.cc: Fix test. 2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> diff --git a/scribo/src/binarization/Makefile.am b/scribo/src/binarization/Makefile.am index fc96572..315e621 100644 --- a/scribo/src/binarization/Makefile.am +++ b/scribo/src/binarization/Makefile.am @@ -41,6 +41,7 @@ ppm_sauvola_ms_split_SOURCES = ppm_sauvola_ms_split.cc if HAVE_MAGICKXX noinst_PROGRAMS += \ + global_threshold \ sauvola_debug \ sauvola_ms_debug @@ -52,6 +53,12 @@ if HAVE_MAGICKXX sauvola_ms_split + global_threshold_SOURCES = global_threshold.cc + global_threshold_CPPFLAGS = $(AM_CPPFLAGS) \ + $(MAGICKXX_CPPFLAGS) + global_threshold_LDFLAGS = $(AM_LDFLAGS) \ + $(MAGICKXX_LDFLAGS) + otsu_SOURCES = otsu.cc otsu_CPPFLAGS = $(AM_CPPFLAGS) \ diff --git a/scribo/src/binarization/otsu.cc b/scribo/src/binarization/global_threshold.cc similarity index 90% copy from scribo/src/binarization/otsu.cc copy to scribo/src/binarization/global_threshold.cc index 7673363..276ec2e 100644 --- a/scribo/src/binarization/otsu.cc +++ b/scribo/src/binarization/global_threshold.cc @@ -30,13 +30,14 @@ #include <mln/data/transform.hh> #include <mln/fun/v2v/rgb_to_luma.hh> -#include <scribo/binarization/otsu.hh> +#include <scribo/binarization/global_threshold.hh> #include <scribo/debug/option_parser.hh> #include <scribo/debug/logger.hh> static const scribo::debug::arg_data arg_desc[] = { { "input.*", "An image." }, + { "threshold_value", "Global threshold to apply." }, { "output.pbm", "A binary image." }, {0, 0} }; @@ -83,6 +84,10 @@ int main(int argc, char *argv[]) trace::entering("main"); bool verbose = options.is_set("verbose"); + unsigned threshold = atoi(options.arg("threshold_value")); + + if (verbose) + std::cout << "Using threshold=" << threshold << std::endl; image2d<value::rgb8> input; io::magick::load(input, options.arg("input.*")); @@ -91,7 +96,7 @@ int main(int argc, char *argv[]) image2d<value::int_u8> input_1_gl = data::transform(input, mln::fun::v2v::rgb_to_luma<value::int_u8>()); - image2d<bool> out = scribo::binarization::otsu(input_1_gl); + image2d<bool> out = scribo::binarization::global_threshold(input_1_gl, threshold); io::pbm::save(out, options.arg("output.pbm")); -- 1.7.2.5

1 0

olena-2.0-9-gad194b5 tests/binarization/global_threshold.cc: Fix test.
by Guillaume Lazzara 14 Oct '11

14 Oct '11

--- scribo/ChangeLog | 4 ++++ scribo/tests/binarization/global_threshold.cc | 7 ++++--- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 1962f38..f18c774 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,9 @@ 2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + * tests/binarization/global_threshold.cc: Fix test. + +2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + Add Otsu's binarization implementation. * scribo/binarization/otsu.hh: New routine. diff --git a/scribo/tests/binarization/global_threshold.cc b/scribo/tests/binarization/global_threshold.cc index e43a487..879ee95 100644 --- a/scribo/tests/binarization/global_threshold.cc +++ b/scribo/tests/binarization/global_threshold.cc @@ -1,4 +1,5 @@ -// Copyright (C) 2010 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2010, 2011 EPITA Research and Development Laboratory +// (LRDE) // // This file is part of Olena. // @@ -38,8 +39,8 @@ int main(int argc, char *argv[]) unsigned data[2][2] = { { 12, 24 }, { 2, 6 } }; - bool data_ref[2][2] = { { 1, 1 }, - { 0, 0 } }; + bool data_ref[2][2] = { { 0, 0 }, + { 1, 1 } }; image2d<unsigned> input = make::image(data); image2d<bool> ref = make::image(data_ref); -- 1.7.2.5

1 0

olena-2.0-8-gfc1b111 Add Otsu's binarization implementation.
by Guillaume Lazzara 14 Oct '11

14 Oct '11

* scribo/binarization/otsu.hh: New routine. * src/binarization/Makefile.am, * src/binarization/otsu.cc: New tool. * tests/binarization/Makefile.am, * tests/binarization/otsu.cc, * tests/binarization/otsu.ref.pbm: New test data. --- scribo/ChangeLog | 13 ++ scribo/scribo/binarization/otsu.hh | 137 +++++++++++++++++++++ scribo/src/binarization/Makefile.am | 12 ++- scribo/src/binarization/{sauvola.cc => otsu.cc} | 14 +-- scribo/tests/binarization/Makefile.am | 5 +- scribo/tests/binarization/{sauvola.cc => otsu.cc} | 6 +- scribo/tests/binarization/otsu.ref.pbm | Bin 0 -> 32884 bytes 7 files changed, 170 insertions(+), 17 deletions(-) create mode 100644 scribo/scribo/binarization/otsu.hh copy scribo/src/binarization/{sauvola.cc => otsu.cc} (84%) copy scribo/tests/binarization/{sauvola.cc => otsu.cc} (90%) create mode 100644 scribo/tests/binarization/otsu.ref.pbm diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 29d33f5..1962f38 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,3 +1,16 @@ +2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + + Add Otsu's binarization implementation. + + * scribo/binarization/otsu.hh: New routine. + + * src/binarization/Makefile.am, + * src/binarization/otsu.cc: New tool. + + * tests/binarization/Makefile.am, + * tests/binarization/otsu.cc, + * tests/binarization/otsu.ref.pbm: New test data. + 2011-09-19 Guillaume Lazzara <z(a)lrde.epita.fr> Fix paths in the SCRIBO viewer. diff --git a/scribo/scribo/binarization/otsu.hh b/scribo/scribo/binarization/otsu.hh new file mode 100644 index 0000000..c96a207 --- /dev/null +++ b/scribo/scribo/binarization/otsu.hh @@ -0,0 +1,137 @@ +// Copyright (C) 2011 EPITA Research and Development Laboratory (LRDE) +// +// This file is part of Olena. +// +// Olena is free software: you can redistribute it and/or modify it under +// the terms of the GNU General Public License as published by the Free +// Software Foundation, version 2 of the License. +// +// Olena is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with Olena. If not, see <http://www.gnu.org/licenses/>. +// +// As a special exception, you may use this file as part of a free +// software project without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to produce +// an executable, this file does not by itself cause the resulting +// executable to be covered by the GNU General Public License. This +// exception does not however invalidate any other reasons why the +// executable file might be covered by the GNU General Public License. + +#ifndef SCRIBO_BINARIZATION_OTSU_HH +# define SCRIBO_BINARIZATION_OTSU_HH + +# include <mln/core/concept/image.hh> +# include <mln/util/array.hh> +# include <mln/geom/nsites.hh> +# include <mln/geom/ncols.hh> +# include <mln/geom/nrows.hh> +# include <mln/histo/compute.hh> + +# include <scribo/binarization/global_threshold.hh> + +namespace scribo +{ + + namespace binarization + { + + using namespace mln; + + /*! An implementation of Otsu's binarization algorithm. + + It is based on Ocropus's implementation. + http://code.google.com/p/ocropus/ + + \param[in] input A gray-scale image. + + \return A binary image. True for foreground, False for + background. + */ + template <typename I> + mln_ch_value(I,bool) + otsu(const Image& input); + + +# ifndef MLN_INCLUDE_ONLY + + + template <typename I> + mln_ch_value(I,bool) + otsu(const Image& input_) + { + trace::entering("scribo::binarization::otsu"); + + const I& input = exact(input_); + mln_precondition(input.is_valid()); + mlc_is_a(mln_value(I), value::Scalar)::check(); + // FIXME: Check that input value is gray level. + + mln_value(I) maxval = mln_max(mln_value(I)); + unsigned nsites = geom::nsites(input); + + /* Histogram generation */ + histo::array<mln_value(I)> hist = mln::histo::compute(input); + + + /* calculation of probability density */ + util::array<double> pdf(hist.nvalues()); //probability distribution + for(int i = 0; i< maxval; ++i) + pdf[i] = (double)hist[i] / nsites; + + + util::array<double> cdf(hist.nvalues()); //cumulative probability distribution + util::array<double> myu(hist.nvalues()); // mean value for separation + + /* cdf & myu generation */ + cdf[0] = pdf[0]; + myu[0] = 0.0; /* 0.0 times prob[0] equals zero */ + + for(int i = 1; i < maxval; ++i) + { + cdf[i] = cdf[i-1] + pdf[i]; + myu[i] = myu[i-1] + i*pdf[i]; + } + + /* sigma maximization + sigma stands for inter-class variance + and determines optimal threshold value */ + int threshold = 0; + double max_sigma = 0.0; + util::array<double> sigma(hist.nvalues()); // inter-class variance + + for(int i = 0; i < maxval - 1; ++i) + { + if(cdf[i] != 0.0 && cdf[i] != 1.0) + { + double p1p2 = cdf[i] * (1.0 - cdf[i]); + double mu1mu2diff = myu[maxval - 1] * cdf[i] - myu[i]; + sigma[i] = mu1mu2diff * mu1mu2diff / p1p2; + } + else + sigma[i] = 0.0; + if(sigma[i] > max_sigma) + { + max_sigma = sigma[i]; + threshold = i; + } + } + + // Computing final result. + mln_ch_value(I,bool) output = global_threshold(input, threshold); + + return output; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace scribo::binarization + +} // end of namespace scribo + +#endif // ! SCRIBO_BINARIZATION_OTSU_HH diff --git a/scribo/src/binarization/Makefile.am b/scribo/src/binarization/Makefile.am index 557a30a..fc96572 100644 --- a/scribo/src/binarization/Makefile.am +++ b/scribo/src/binarization/Makefile.am @@ -1,5 +1,5 @@ -# Copyright (C) 2009, 2010 EPITA Research and Development Laboratory -# (LRDE). +# Copyright (C) 2009, 2010, 2011 EPITA Research and Development +# Laboratory (LRDE). # # This file is part of Olena. # @@ -45,12 +45,20 @@ if HAVE_MAGICKXX sauvola_ms_debug utilexec_PROGRAMS = \ + otsu \ sauvola \ sauvola_ms \ sauvola_ms_fg \ sauvola_ms_split + + otsu_SOURCES = otsu.cc + otsu_CPPFLAGS = $(AM_CPPFLAGS) \ + $(MAGICKXX_CPPFLAGS) + otsu_LDFLAGS = $(AM_LDFLAGS) \ + $(MAGICKXX_LDFLAGS) + sauvola_ms_fg_SOURCES = sauvola_ms_fg.cc sauvola_ms_fg_CPPFLAGS = $(AM_CPPFLAGS) \ $(MAGICKXX_CPPFLAGS) diff --git a/scribo/src/binarization/sauvola.cc b/scribo/src/binarization/otsu.cc similarity index 84% copy from scribo/src/binarization/sauvola.cc copy to scribo/src/binarization/otsu.cc index 518937b..7673363 100644 --- a/scribo/src/binarization/sauvola.cc +++ b/scribo/src/binarization/otsu.cc @@ -1,5 +1,4 @@ -// Copyright (C) 2009, 2010, 2011 EPITA Research and Development -// Laboratory (LRDE) +// Copyright (C) 2011 EPITA Research and Development Laboratory (LRDE) // // This file is part of Olena. // @@ -31,7 +30,7 @@ #include <mln/data/transform.hh> #include <mln/fun/v2v/rgb_to_luma.hh> -#include <scribo/binarization/sauvola.hh> +#include <scribo/binarization/otsu.hh> #include <scribo/debug/option_parser.hh> #include <scribo/debug/logger.hh> @@ -57,9 +56,7 @@ static const scribo::debug::opt_data opt_desc[] = // name, description, arguments, check args function, number of args, default arg { "debug-prefix", "Enable debug image outputs. Prefix image name with that " "given prefix.", "<prefix>", 0, 1, 0 }, - { "k", "Sauvola's formulae parameter", "<value>", 0, 1, "0.34" }, { "verbose", "Enable verbose mode", 0, 0, 0, 0 }, - { "win-size", "Window size", "<size>", 0, 1, "101" }, {0, 0, 0, 0, 0, 0} }; @@ -86,11 +83,6 @@ int main(int argc, char *argv[]) trace::entering("main"); bool verbose = options.is_set("verbose"); - unsigned w = atoi(options.opt_value("win-size").c_str()); - double k = atof(options.opt_value("k").c_str()); - - if (verbose) - std::cout << "Using w=" << w << " and k=" << k << std::endl; image2d<value::rgb8> input; io::magick::load(input, options.arg("input.*")); @@ -99,7 +91,7 @@ int main(int argc, char *argv[]) image2d<value::int_u8> input_1_gl = data::transform(input, mln::fun::v2v::rgb_to_luma<value::int_u8>()); - image2d<bool> out = scribo::binarization::sauvola(input_1_gl, w, k); + image2d<bool> out = scribo::binarization::otsu(input_1_gl); io::pbm::save(out, options.arg("output.pbm")); diff --git a/scribo/tests/binarization/Makefile.am b/scribo/tests/binarization/Makefile.am index a23d125..b8ab2d9 100644 --- a/scribo/tests/binarization/Makefile.am +++ b/scribo/tests/binarization/Makefile.am @@ -22,17 +22,20 @@ include $(top_srcdir)/scribo/tests/tests.mk EXTRA_DIST = \ sauvola_ms.ref.pbm \ - sauvola.ref.pbm + sauvola.ref.pbm \ + otsu.ref.pbm check_PROGRAMS = \ global_threshold \ local_threshold \ + otsu \ sauvola \ sauvola_ms global_threshold_SOURCES = global_threshold.cc local_threshold_SOURCES = local_threshold.cc +otsu_SOURCES = otsu.cc sauvola_SOURCES = sauvola.cc sauvola_ms_SOURCES = sauvola_ms.cc diff --git a/scribo/tests/binarization/sauvola.cc b/scribo/tests/binarization/otsu.cc similarity index 90% copy from scribo/tests/binarization/sauvola.cc copy to scribo/tests/binarization/otsu.cc index 33eb59f..fd4c7f2 100644 --- a/scribo/tests/binarization/sauvola.cc +++ b/scribo/tests/binarization/otsu.cc @@ -32,7 +32,7 @@ #include <mln/io/pbm/load.hh> #include <mln/io/pbm/save.hh> -#include <scribo/binarization/sauvola.hh> +#include <scribo/binarization/otsu.hh> #include "tests/data.hh" @@ -43,10 +43,10 @@ int main() image2d<value::int_u8> input; io::pgm::load(input, MILENA_IMG_DIR "/lena.pgm"); - image2d<bool> bin = scribo::binarization::sauvola(input, 101); + image2d<bool> bin = scribo::binarization::otsu(input); image2d<bool> ref; - io::pbm::load(ref, SCRIBO_TESTS_DIR "binarization/sauvola.ref.pbm"); + io::pbm::load(ref, SCRIBO_TESTS_DIR "binarization/otsu.ref.pbm"); mln_assertion(bin == ref); } diff --git a/scribo/tests/binarization/otsu.ref.pbm b/scribo/tests/binarization/otsu.ref.pbm new file mode 100644 index 0000000000000000000000000000000000000000..5d74fe2f7f9327077937993d23c86ef51aa03a17 GIT binary patch literal 32884 zcmd^|e~ca1b>Gjtx7=BYt9{GJHCN?|^AskLin`(|Qml2f;w&pCN&&ZW)1p>kCwvUW z+Cf}#^#e9lQ=DNai7sNB0{Vwtz|{&xffOhb>yN@In$&M7%3|6Yr2-dqj5yxQ(ly;! zF`rFG`>1_8x8HN_y)$>_{h-|b*#mLr&bjAv&$&P6zIpRjAH478eeH*jK7RDc!%rW5 zto<9$wEymJe*Ea;huinuz0_`h?CGc1esTZ)W30LR<4-<z^zNf;zxnjxyZ_0PpnmCt zf9D?_Z2#)fr;Z+e^2o>9haZ2e{r;n$IQsEpYyb4<<4?CgaQHWlq0nPbKGVMI1HbzI zU-}z2|H3^#-^Rb2wUL}y?o90E(1{{nMf<Os%MUy4|L^=j+Ha?8j`}%oN4|<aw5gA= zVtruMhQB4Tm-SO#ZU1!687P}DeBjje^AFONugYfs&|Z=~8@}Ni`RSaR{$&<!n#;V( zQ|w!L>CGyyf(@;6<PWO+SpS=8#lNCI>vp;Lp5yz{{*<tClu)H<dbG7EHK_3%7Q`GS zDF<BF_(r_l)eu$n-&|+qkZkCD)fq}=pAIFGNS)gDpV3NI^+3*0)B}2TV{-$^LT&2b zh$VZ(p;2j?0sXF6V%Az)<G*6$m$G@Jl9kix?F9Lttd;Q}ME0_N${W?8L1s9Ds_;AN zTyZ^B<KHbgy@EIEk1MUfiiE08ATlFO)%kV1t`(e1^s0QiBiT%}&I%qakzxpToqheR zY>llx+i~m=l0d8i@#Er-k0$oIeya03kK`NN{f@W&cYmF8*Kbt)t6={&X5bJ%H1r*> z=n<FXvug45VW(DW{oAYIldAS#4=d${=0Rgk&G>Ow!+gKm{(Z4T_dCM!pBg5O=Eqh4 z%*R@lyp8|aF?{}Jl^@7-NK4-OkH_<opEZ!`4D*R^<fZdRtN!z5b3?knTK~Z3yFUNz zDzEuc=8QG6^^ZJ8`*Wc-{`GUem5ks6lv>DEkwW5oHUB9lptPAavhDX_pYhXwTv>lG zbFfr!_gCvr-}V_l{jvGjztkD-2g>7Z{Wmr$R>j5E2Ug?af)fgSHq3vv>s#gJ#ebvy z<pome=7eW|5x@0+Y@@W=+R)wNs#~4EsQV{*_Sg8v-RlK`#8)?ptCwr--=nK$$+Q-x z{Tshk07z`<#9ihuROcW1E;1oo3)_EoTVRxfD_CQ!q^prj%6UMcL9EvDmHC(FPZZ1@ z?Wjm|0=#s;>wnvRCu860-+k&!_OjcqwI4QA%5Oj8Kd5w4SHDrTK$}9pWQ_e*Hq19a zRWZ_K2R@coc}-{2VSXm5@td(#984>rX+8hzg4gO_#A~tqJvQ+twfgH9UmC?H*1R}< z$7*W#A56gIQT)kz0o$LKqPBW<|L1IvTTizC>bTaoioy2rI)6!3{M-Kf!>%o_IGvN! z_di|TfNK4tDsTOFlLEAf>t{K!@v*x9A7&N*hBv#4N)dzG<&tXSNACSxf;Be$Y*Jz6 zLiR*?TK8{ee~n+<8s?wtvM#OOzwP2*_dkQ1a$PR1L$giqh$ptKNpBqrMXRl<-mE?n ze-}BX{~ECkpj<fgAVT)bL+w}c`Fg?Ae@2q!nmO??=MFeS_5Lq;abWxZU+aXKiY#tk z)o;}2zwCWX{|&fimj8W6Zny+)6QSO~T2=V~Qvm4yUIbgq|NOIt^ViW{^p)@bTdMcJ z1src@)4@M4{kl|tI?{hU)P5EKuOe95;=U>V*BvV70X^`k)f@4)xSL*QWG}+MT9!e# z9(r_$H>)@Ie-^>i=kwN|zg5y0yYpw}hj_(}53#(Be}-4t1FhV<^YY+pz_2#{GKL{l z|MUUOpghn&_WdK&sUiQV(9EY1jBWfhm!K_M=EJ2c!{l*fo>-i8?(;7;x)>1QH?F|4 z7z3tmRo)F>_?Mbl|7-jNqSt!Kb0kwetH<w#5ByUEYs*i){~LO%ch}wuZ<d;>f7gAE zx8?1?DBu3k+Rx@i@LZC#Rki(<t$%=#7s15x4W1<`-ML-i5q*9Bh)T45+1a@E-}x8l zP<jx(=!rB|HGZFuU~2gt`@z3T4_4fpjW$PC4yzQtSwfH=A2yG1b&qbq*efFyOL#d1 zy$G``E$rlCXsrLvj_>FCMY{BWH+_(s!II-26qR6>CDO|G|Am=tSO-5!VC;#4C8IsZ z7sDq)*%5NA|69%?oznYp^o4n@e~%9=#qf!%JUzg}?WXg2HGUo~!eiGgV%-rX@D@R3 z6~UcXzocpBmGx=|I^KNjgLygpDtv?XaBP45;!9778+YK+*?%AYL>!NJ$oGG6&lZfH zIq>mn{9Ijby5ez>f`SEw8r~Mz{uc@O-Op~X8$b5Q&0X=IF$@X0B_mk527#5Lm$yC< zThg3L-s&@<dHB@$&wm3SP43-%t%Az{HvS`%ky<`t$E<VycX!dCcYgiTiLrA>*c-lO zG#1CuwY;tWqZfJj{LVxBl4=3jSRP=6GA%#9e`|y2z~5_?Gff;8JokdEXeNS$L5|7B zzazSawp#i8ZcGDTl<B{|)WRFSS|cZdrK^9023_rc!ni3*fEQK`YCMKdmH(;RlRoXb z@|ta?q5u@{^UfREG^@m)?bmNNW)9artV(#yyZCKuahYV|x0-Nvz1O(uf6#{t&nAIU zVt6wF9gi?Ae;sE?tEqpytNksiH9wn~{>S|WqQqD{BNahoYc%`$?eDxe_2T_8R29jr ze=`9c9~b^DfBR0YI>AqWIjO+7P>z?3%=(8})&KlI*Q!ll-`)^2@6dBR5FVmNa8c!F zo>|W*xb<3cmCZacEsrQ;RyrO@@ZR{l`R}i%x6w~O#zqw}575C!tTx`|nR1nX;6q$? z@L+}Iiwf^nZ|;&RPk)-EiwCEV318_%SAPzcmopX~5;#RT+4gVzv%R!)N?nAeCa(W| zp3^nHzn5rrS5kv<nR2kjFl6t>F-}~J_22x$0nSLE(bXxO+3{yjY$bu)ljUzB=2O%> z#^VcLeBKTJ7zS1T3p3ywci>x@#D|gQ2SywvpA;aL1ZkWioUH%5+9$Bt+|3#KFAwq2 ziQGEbDk*u+tMb9>3AEqa&~NB|%=u0VK9)5D81FrW_u7w$U6_{ZC7kc1?;0*DhOevz zF!%Td^HbkWK;@SlD(8XYWAVxES;O&r{Ct2e4*sJM=jG@Q1NO!PFB#$^o5S1m0RG$e zK%uXk;bS2MU#|WkXIlSUGGre741JU{J{R$^kle=4Cu1vdJD!^j(r)(X=7n!DwG#8O z5PT?*US_ApmLkqX+N(b``!qep@#h`R^~CaQZ26dThxx|TC-L#Ae~xoKv3vwoY6^%s zx5neCS`hpiKX^LLxt{Q7K`j%UEYHbN{JsZuo@i-Zwy=`o44$tt<3Hi_u>a|)Yr1bf zwzGkg3<(6smzI~D8s9?u-F9JcsW$o<!asZeGrSa4^B=UZ&<D}=3tA;oe0fm9bMssO zJQC{hGe12WZ?5Z9a=k+jY5OgN@jr^60>5iP=dm`?)p)bl*9w(3tM4fP^SksP>Ggdc zD#<>MJ?Xwtyj#*DByQE0@|Ak`p-Z$pwdRxfm!_z--#qgVZe7T?BiL1hzo}NH&W4X9 z8%1#fBZFm%`4*aQU~<KzJY>eF5?f<|Br7dX%zt!aTlbTaDpM+wwBch(5A)5lgDuUy zH7s^e7(S8w8Xxzlx%5M=FAc-coHN?-{3`gyJ(u;?>5;tEW^ig|QoaA%;OU`OeerXJ zZJ31cc7UNEzx`t5y%6cMrlB2IJCES)`bqKk=#EyRSE3qHxtzqKBWE`AwYUP*E`&Ej ziN{}rY}fxW5`S~O|3*?nDwo3B0d9F0e}cqxbm^-V`}#!+h{p32U$DW|L3=H{ZDEw; 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1 0

olena-2.0-7-g674e43a Invert threshold function test.
by Guillaume Lazzara 14 Oct '11

14 Oct '11

* mln/fun/v2b/threshold.hh: Here. --- milena/ChangeLog | 6 ++++++ milena/mln/fun/v2b/threshold.hh | 8 ++++++-- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index 549694b..8b495e8 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,11 @@ 2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + Invert threshold function test. + + * mln/fun/v2b/threshold.hh: Here. + +2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + Add new crop routines. * mln/geom/crop.hh, diff --git a/milena/mln/fun/v2b/threshold.hh b/milena/mln/fun/v2b/threshold.hh index 240920b..5a8e8e9 100644 --- a/milena/mln/fun/v2b/threshold.hh +++ b/milena/mln/fun/v2b/threshold.hh @@ -1,4 +1,5 @@ -// Copyright (C) 2008, 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2008, 2009, 2011 EPITA Research and Development +// Laboratory (LRDE) // // This file is part of Olena. // @@ -69,7 +70,10 @@ namespace mln bool threshold<V>::operator()(const V& v) const { - return v >= a; + // Here the test seems to be inversed compared to the usual + // use. Indeed, we want to preserve the following convention: + // True for foreground and False for background. + return v <= a; } # endif // ! MLN_INCLUDE_ONLY -- 1.7.2.5

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olena-2.0-6-g699326a Add new crop routines.
by Guillaume Lazzara 14 Oct '11

14 Oct '11

* mln/geom/crop.hh, * mln/geom/crop_without_localization.hh: New. --- milena/ChangeLog | 7 +++ milena/mln/geom/{nsites.hh => crop.hh} | 43 ++++++++--------- .../{nsites.hh => crop_without_localization.hh} | 50 +++++++++++--------- 3 files changed, 56 insertions(+), 44 deletions(-) copy milena/mln/geom/{nsites.hh => crop.hh} (66%) copy milena/mln/geom/{nsites.hh => crop_without_localization.hh} (56%) diff --git a/milena/ChangeLog b/milena/ChangeLog index 5a3b501..549694b 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,12 @@ 2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + Add new crop routines. + + * mln/geom/crop.hh, + * mln/geom/crop_without_localization.hh: New. + +2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + * mln/value/builtin/floatings.hh: Fix string name for builtin double type. diff --git a/milena/mln/geom/nsites.hh b/milena/mln/geom/crop.hh similarity index 66% copy from milena/mln/geom/nsites.hh copy to milena/mln/geom/crop.hh index 9c7868f..99398a7 100644 --- a/milena/mln/geom/nsites.hh +++ b/milena/mln/geom/crop.hh @@ -1,4 +1,4 @@ -// Copyright (C) 2008, 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2011 EPITA Research and Development Laboratory (LRDE) // // This file is part of Olena. // @@ -23,16 +23,16 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#ifndef MLN_GEOM_NSITES_HH -# define MLN_GEOM_NSITES_HH - /// \file /// -/// Compute the number of sites of an image or a site set. +/// Crop an image. -# include <mln/core/concept/image.hh> -# include <mln/set/card.hh> +#ifndef MLN_GEOM_CROP_HH +# define MLN_GEOM_CROP_HH +# include <mln/core/concept/image.hh> +# include <mln/core/concept/box.hh> +# include <mln/data/paste.hh> namespace mln { @@ -40,28 +40,28 @@ namespace mln namespace geom { - /// Compute the number of sites of the image \p input. - template <typename I> - unsigned nsites(const Image& input); + template <typename I, typename B> + mln_concrete(I) crop(const Image& input, const Box& b); # ifndef MLN_INCLUDE_ONLY - template <typename I> - inline - unsigned nsites(const Image& input_) + template <typename I, typename B> + mln_concrete(I) crop(const Image& input_, const Box& b_) { - trace::entering("geom::nsites"); - const I& input = exact(input_); + trace::entering("mln::geom::crop"); + const I& input = exact(input_); + const B& b = exact(b_); mln_precondition(input.is_valid()); - mln_precondition(input.domain().is_valid()); + mln_precondition(b.is_valid()); + mln_precondition(b <= input.domain()); - // Relies on the card routine on a site set. - unsigned n = mln::set::internal::card_dispatch(input.domain()); + mln_concrete(I) output(b); + data::paste(input | b, output); - trace::exiting("geom::nsites"); - return n; + trace::exiting("mln::geom::crop"); + return output; } # endif // ! MLN_INCLUDE_ONLY @@ -70,5 +70,4 @@ namespace mln } // end of namespace mln - -#endif // ! MLN_GEOM_NSITES_HH +#endif // ! MLN_GEOM_CROP_HH diff --git a/milena/mln/geom/nsites.hh b/milena/mln/geom/crop_without_localization.hh similarity index 56% copy from milena/mln/geom/nsites.hh copy to milena/mln/geom/crop_without_localization.hh index 9c7868f..ed80c56 100644 --- a/milena/mln/geom/nsites.hh +++ b/milena/mln/geom/crop_without_localization.hh @@ -1,4 +1,4 @@ -// Copyright (C) 2008, 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2011 EPITA Research and Development Laboratory (LRDE) // // This file is part of Olena. // @@ -23,16 +23,17 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#ifndef MLN_GEOM_NSITES_HH -# define MLN_GEOM_NSITES_HH - /// \file /// -/// Compute the number of sites of an image or a site set. +/// Crop an image. Localization between input and output may not be +/// preserved. -# include <mln/core/concept/image.hh> -# include <mln/set/card.hh> +#ifndef MLN_GEOM_CROP_WITHOUT_LOCALIZATION_HH +# define MLN_GEOM_CROP_WITHOUT_LOCALIZATION_HH +# include <mln/core/concept/image.hh> +# include <mln/core/concept/box.hh> +# include <mln/data/paste_without_localization.hh> namespace mln { @@ -40,35 +41,40 @@ namespace mln namespace geom { - /// Compute the number of sites of the image \p input. - template <typename I> - unsigned nsites(const Image& input); + template <typename I, typename B> + mln_concrete(I) crop_without_localization(const Image& input, + const Box& b_in, const Box& b_out); # ifndef MLN_INCLUDE_ONLY - template <typename I> - inline - unsigned nsites(const Image& input_) + template <typename I, typename B> + mln_concrete(I) + crop_without_localization(const Image& input_, + const Box& b_in_, const Box& b_out_) { - trace::entering("geom::nsites"); - const I& input = exact(input_); + trace::entering("mln::geom::crop_without_localization"); + const I& input = exact(input_); + const B& b_in = exact(b_in_); + const B& b_out = exact(b_out_); mln_precondition(input.is_valid()); - mln_precondition(input.domain().is_valid()); + mln_precondition(b.is_valid()); + mln_precondition(b_in <= input.domain()); + mln_precondition(b_in.nsites() == b_out.nsites()); - // Relies on the card routine on a site set. - unsigned n = mln::set::internal::card_dispatch(input.domain()); + mln_concrete(I) output(b_out); + data::paste_without_localization(input | b_in, output); - trace::exiting("geom::nsites"); - return n; + trace::exiting("mln::geom::crop_without_localization"); + return output; } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace mln::geom } // end of namespace mln - -#endif // ! MLN_GEOM_NSITES_HH +#endif // ! MLN_GEOM_CROP_WITHOUT_LOCALIZATION_HH -- 1.7.2.5

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olena-2.0-5-gf31589e mln/value/builtin/floatings.hh: Fix string name for builtin double type.
by Guillaume Lazzara 14 Oct '11

14 Oct '11

--- milena/ChangeLog | 5 +++++ milena/mln/value/builtin/floatings.hh | 5 +++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index 159417c..5a3b501 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,8 @@ +2011-10-14 Guillaume Lazzara <z(a)lrde.epita.fr> + + * mln/value/builtin/floatings.hh: Fix string name for builtin + double type. + 2011-09-15 Guillaume Lazzara <z(a)lrde.epita.fr> Fix Scribo build system. diff --git a/milena/mln/value/builtin/floatings.hh b/milena/mln/value/builtin/floatings.hh index e30e949..663dc0b 100644 --- a/milena/mln/value/builtin/floatings.hh +++ b/milena/mln/value/builtin/floatings.hh @@ -1,4 +1,5 @@ -// Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2007, 2008, 2009, 2011 EPITA Research and Development +// Laboratory (LRDE) // // This file is part of Olena. // @@ -131,7 +132,7 @@ namespace mln typedef double sum; static const char* name() - { return "float"; } + { return "double"; } }; -- 1.7.2.5

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branch apps-ismm-2009 updated: olena-2.0-12-g4649bd3
by git＠lrde.epita.fr 11 Oct '11

11 Oct '11

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "Olena, a generic and efficient image processing platform". The branch apps-ismm-2009 has been updated via 4649bd3bb8ff982893c774075f03d937fe3d995b (commit) via 7cbb3cb04ebbf5b76672a8733629fce9a8cb591b (commit) via 5a934f2c1678ae9bce79836ef2a11f6005e69b7b (commit) from e32d709852606cfc30d2bb673b1fa6042e2b0185 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- 4649bd3 Graph-based version of the classification example. 7cbb3cb Rename apps/papers/levillain.09.ismm/classif.cc. 5a934f2 Aesthetic changes in apps/papers/levillain.09.ismm/classif.cc. ----------------------------------------------------------------------- Summary of changes: milena/ChangeLog | 30 ++++ milena/apps/papers/levillain.09.ismm/Makefile.am | 22 ++- .../{classif.cc => classif-1complex.cc} | 17 +- .../{classif.cc => classif-graph.cc} | 161 +++++++++----------- 4 files changed, 124 insertions(+), 106 deletions(-) copy milena/apps/papers/levillain.09.ismm/{classif.cc => classif-1complex.cc} (96%) rename milena/apps/papers/levillain.09.ismm/{classif.cc => classif-graph.cc} (61%) hooks/post-receive -- Olena, a generic and efficient image processing platform

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olena-2.0-12-g4649bd3 Graph-based version of the classification example.
by Roland Levillain 11 Oct '11

11 Oct '11

* apps/papers/levillain.09.ismm/classif-graph.cc: New. * apps/papers/levillain.09.ismm/Makefile.am (noinst_PROGRAMS): Add classif-graph. (classif_graph_SOURCES): New. (noinst_DATA): Add classwst-graph.ppm. (classwst-graph.ppm): New target. --- milena/ChangeLog | 11 ++ milena/apps/papers/levillain.09.ismm/Makefile.am | 15 ++- .../{classif-1complex.cc => classif-graph.cc} | 162 +++++++++----------- 3 files changed, 93 insertions(+), 95 deletions(-) copy milena/apps/papers/levillain.09.ismm/{classif-1complex.cc => classif-graph.cc} (61%) diff --git a/milena/ChangeLog b/milena/ChangeLog index f25821c..bad4207 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,14 @@ +2011-10-11 Roland Levillain <roland(a)lrde.epita.fr> + + Graph-based version of the classification example. + + * apps/papers/levillain.09.ismm/classif-graph.cc: New. + * apps/papers/levillain.09.ismm/Makefile.am (noinst_PROGRAMS): + Add classif-graph. + (classif_graph_SOURCES): New. + (noinst_DATA): Add classwst-graph.ppm. + (classwst-graph.ppm): New target. + 2011-10-10 Roland Levillain <roland(a)lrde.epita.fr> Rename apps/papers/levillain.09.ismm/classif.cc. diff --git a/milena/apps/papers/levillain.09.ismm/Makefile.am b/milena/apps/papers/levillain.09.ismm/Makefile.am index 3651c4f..79814de 100644 --- a/milena/apps/papers/levillain.09.ismm/Makefile.am +++ b/milena/apps/papers/levillain.09.ismm/Makefile.am @@ -25,12 +25,14 @@ AM_CXXFLAGS = $(APPS_CXXFLAGS) noinst_HEADERS = chain.hh io.hh influence_zones.hh -noinst_PROGRAMS = image2d graph complex classif-1complex +noinst_PROGRAMS = image2d graph complex classif-graph classif-1complex image2d_SOURCES = image2d.cc graph_SOURCES = graph.cc complex_SOURCES = complex.cc -# This example has been shown in the ISMM 2009 presentation only (not -# in the paper). +# This example (implemented both with graph- and 1-complex-based +# images) has been shown in the ISMM 2009 presentation only (not in +# the paper). +classif_graph_SOURCES = classif-graph.cc classif_1complex_SOURCES = classif-1complex.cc # Input images. @@ -38,7 +40,9 @@ classif_1complex_SOURCES = classif-1complex.cc dist_noinst_DATA = seeds.pgm m283-c.off classseedsi.pbm # Output images. -noinst_DATA = lena-s.ppm graph-s.png m283-s.off classwst-1complex.ppm +noinst_DATA = \ + lena-s.ppm graph-s.png m283-s.off \ + classwst-graph.ppm classwst-1complex.ppm MOSTLYCLEANFILES = $(noinst_DATA) graph-s.neato # FIXME: Also generate intermediate images (gradients, etc.). @@ -54,5 +58,8 @@ graph-s.neato: seeds.pgm graph$(EXEEXT) m283-s.off: m283-c.off complex$(EXEEXT) ./complex$(EXEEXT) $< 100 $@ +classwst-graph.ppm: classseedsi.pbm classif-graph$(EXEEXT) + ./classif-graph$(EXEEXT) $< 4 $@ + classwst-1complex.ppm: classseedsi.pbm classif-1complex$(EXEEXT) ./classif-1complex$(EXEEXT) $< 4 $@ diff --git a/milena/apps/papers/levillain.09.ismm/classif-1complex.cc b/milena/apps/papers/levillain.09.ismm/classif-graph.cc similarity index 61% copy from milena/apps/papers/levillain.09.ismm/classif-1complex.cc copy to milena/apps/papers/levillain.09.ismm/classif-graph.cc index 43853e3..36a6369 100644 --- a/milena/apps/papers/levillain.09.ismm/classif-1complex.cc +++ b/milena/apps/papers/levillain.09.ismm/classif-graph.cc @@ -41,12 +41,9 @@ #include <mln/value/int_u8.hh> #include <mln/core/alias/point2d.hh> -#include <mln/core/site_set/p_faces.hh> -#include <mln/core/image/complex_image.hh> -#include <mln/core/alias/complex_image.hh> +#include <mln/util/site_pair.hh> -#include <mln/core/image/complex_neighborhoods.hh> -#include <mln/core/image/complex_neighborhood_piter.hh> +#include <mln/core/image/edge_image.hh> #include <mln/data/fill.hh> #include <mln/norm/l2.hh> @@ -56,13 +53,15 @@ #include "influence_zones.hh" #include "chain.hh" +/* FIXME: Introduce aliases for common specializations of graph images + such as the return type of make_graph_image. */ /** Create a 1-complex (graph) image from the connected components of \a seeds. The values associated to a 1-face (edge) is equal to the L2-distance between its two adjacent vertices. The values on a 0-face (vertex) is set to 0. */ -mln::int_u8_1complex_image2d -make_complex_image(const mln::image2d<bool>& seeds) +mln::edge_image<mln::util::site_pair<mln::point2d>, mln::value::int_u8> +make_graph_image(const mln::image2d<bool>& seeds) { using namespace mln; using mln::value::int_u8; @@ -98,9 +97,9 @@ make_complex_image(const mln::image2d<bool>& seeds) #endif } - /*--------------------------------. - | Construction of the 1-complex. | - `--------------------------------*/ + /*----------------------------. + | Construction of the graph. | + `----------------------------*/ // Adjacency matrix. std::vector< std::vector<bool> > adj(nlabels + 1); @@ -129,67 +128,68 @@ make_complex_image(const mln::image2d<bool>& seeds) } } + // Graph structure. + typedef util::graph G; + G g; - const unsigned D = 1; - // 1-complex data structure. - topo::complex<D> c; + // Vertices. Note that vertex 0 corresponds to the background, and + // is therefore not connected to any other vertex. + g.add_vertices(nlabels + 1); - typedef point2d P; - // Geometry (spatial locations) associated to the complex's faces. - typedef geom::complex_geometry<D, P> G; - G geom; - - // Convenience typedefs. - typedef topo::n_face<0, D> vertex; - typedef topo::n_face<1, D> edge; + // Sites associated to edges. + typedef util::site_pair<point2d> site_t; + typedef fun::i2v::array<site_t> fsite_t; + fsite_t sites; { - // 0-faces (vertices). - std::vector<vertex> v; + // Vertices locations. + std::vector<point2d> v_site (nlabels + 1, point2d(0,0)); { box2d::piter p(label.domain()); for_all(p) if (label(p) != 0) - { - geom.add_location(p); - v.push_back(c.add_face()); - } + v_site[label(p)] = p; } - std::cout << "v size = " << v.size() << std::endl; + std::cout << "v_site size = " << v_site.size() << std::endl; - // 1-faces (edges). - std::vector<edge> e; + // Edges. + std::vector<util::edge_id_t> e; { for (unsigned l = 1; l <= nlabels; ++l) for (unsigned ll = l + 1; ll <= nlabels; ++ll) if (adj[l][ll]) - // Create an edge as an oriented (``algebraic'') face. - e.push_back(c.add_face(-v[l-1] + v[ll-1])); + { + sites.append(site_t(v_site[l], v_site[ll])); + e.push_back(g.add_edge(l, ll)); + } } std::cout << "e size = " << e.size() << std::endl; } - /*-------------------------. - | Complex-based site set. | - `-------------------------*/ - - p_complex<D, G> pc(c, geom); - - /*----------------------. - | Complex-based image. | - `----------------------*/ - - // An image type built on a 1-complex with int_u8 values on each - // face (both vertices and edges). - typedef complex_image<D, G, int_u8> dist_ima_t; - - // Create and initialize an image based on PC. - dist_ima_t dist_ima(pc); + /*-------------. + | Edge image. | + `-------------*/ + + /* FIXME: edge_image should provide a ctor to initialize an instance + with just a graph an an edge-to-site function (but no values). + Currently this is not possible. Hence the ``adhead of time'' + creation of these values . */ + // Values. + typedef fun::i2v::array<int_u8> dist_values_t; + dist_values_t dist_values(sites.size()); + for (unsigned i = 0; i < dist_values.size(); ++i) + dist_values(i) = 0; + + + // Type of an edge-valued graph image located in a discrete 2D space + // with int_u8 values on each edge. + typedef edge_image<site_t, int_u8, util::graph> dist_ima_t; + dist_ima_t dist_ima(g, sites, dist_values); data::fill(dist_ima, 0u); - /*--------------------------------. - | Complex-based image iterators. | - `--------------------------------*/ + /*------------------------. + | Graph image iterators. | + `------------------------*/ accu::stat::max<int_u8> dist_max; @@ -197,23 +197,14 @@ make_complex_image(const mln::image2d<bool>& seeds) image2d<int_u8> canvas(seeds.domain()); data::fill(canvas, 0); - // Iterator on the edges of DIST_IMA. - p_n_faces_fwd_piter<D, G> e(dist_ima.domain(), 1); - // n-face to (n-1)-faces neighborhood (here, the pair of vertices - // adjacent to an edge). - typedef complex_lower_neighborhood<D, G> v_nbh_t; - v_nbh_t v_nbh; - // For each edge (1-face), compute the distance between the two - // adjacent vertices (0-faces). - mln_niter_(v_nbh_t) v(v_nbh, e); + // Iterator on (the edges of) DIST_IMA. + mln_piter_(dist_ima_t) e(dist_ima.domain()); for_all(e) { - v.start(); - point2d p1 = v.to_site().front(); - v.next(); - point2d p2 = v.to_site().front(); - v.next(); - mln_invariant(!v.is_valid()); + // Site associated to E. + site_t p = e; + point2d p1 = e.first(); + point2d p2 = e.second(); dist_ima(e) = norm::l2_distance(p1.to_vec(), p2.to_vec()); dist_max.take(dist_ima(e)); @@ -253,27 +244,22 @@ main(int argc, char* argv[]) image2d<bool> seeds; io::pbm::load(seeds, input_filename); - // Shortcut: type of a 1-complex image located in a discrete 2D - // space with int_u8 values for each face. - typedef int_u8_1complex_image2d ima_t; - // Shortcuts: dimension and geometry (set of spatial locations) - // associated to this image type. - const unsigned D = 1; - typedef mln_geom_(ima_t) G; + // Shortcut: type of an edge-valued graph image located in a + // discrete 2D space with int_u8 values for each edge. + typedef edge_image<util::site_pair<point2d>, int_u8> ima_t; // Image computed from the graph of influence zones (IZ) of seeds. - ima_t ima = make_complex_image(seeds); + ima_t ima = make_graph_image(seeds); - // Adjacency relation between two n-faces through a shared adjacent - // (n-1)-face. (An edge is adjacent to its neighboring edges; a - // vertex has no neighbors.) - typedef complex_lower_dim_connected_n_face_neighborhood<D, G> nbh_t; + // IMA's elementary neighborhood: adjacency relation between two + // edges through a shared vertex + typedef ima_t::nbh_t nbh_t; nbh_t nbh; typedef unsigned wst_val_t; wst_val_t nbasins; // Output image type. - typedef complex_image<D, G, wst_val_t> wst_ima_t; + typedef edge_image<util::site_pair<point2d>, wst_val_t> wst_ima_t; // Chain. wst_ima_t wst_ima = chain(ima, nbh, lambda, nbasins); @@ -283,21 +269,15 @@ main(int argc, char* argv[]) image2d<int_u8> canvas_wst(seeds.domain()); data::fill(canvas_wst, 255); - // Iterator on the edges (1-faces) of WST_IMA. - p_n_faces_fwd_piter<D, G> e(wst_ima.domain(), 1); - typedef complex_lower_neighborhood<D, G> v_nbh_t; - v_nbh_t v_nbh; - // Iterator on the vertices adjacent to E. - mln_niter_(v_nbh_t) v(v_nbh, e); + // Iterator on (the edges of) WST_IMA. + mln_piter_(wst_ima_t) e(wst_ima.domain()); for_all(e) { - v.start(); - point2d p1 = v.to_site().front(); - v.next(); - point2d p2 = v.to_site().front(); - v.next(); - mln_invariant(!v.is_valid()); + // Site associated to E. + util::site_pair<point2d> p = e; + point2d p1 = e.first(); + point2d p2 = e.second(); draw::line(canvas_wst, p1, p2, wst_ima(e)); } -- 1.7.2.5

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olena-2.0-11-g7cbb3cb Rename apps/papers/levillain.09.ismm/classif.cc.
by Roland Levillain 10 Oct '11

10 Oct '11

* apps/papers/levillain.09.ismm/classif.cc: Rename as... * apps/papers/levillain.09.ismm/classif-1complex.cc: ...this. * apps/papers/levillain.09.ismm/Makefile.am (noinst_PROGRAMS, noinst_DATA): s/classif/classif-1complex/. (classif_SOURCES, classwst.pnm): Replace by... (classif_1complex_SOURCES, classwst-1complex.ppm): ...these. --- milena/ChangeLog | 11 +++++++++++ milena/apps/papers/levillain.09.ismm/Makefile.am | 11 +++++------ .../{classif.cc => classif-1complex.cc} | 0 3 files changed, 16 insertions(+), 6 deletions(-) rename milena/apps/papers/levillain.09.ismm/{classif.cc => classif-1complex.cc} (100%) diff --git a/milena/ChangeLog b/milena/ChangeLog index 1745aeb..f25821c 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,16 @@ 2011-10-10 Roland Levillain <roland(a)lrde.epita.fr> + Rename apps/papers/levillain.09.ismm/classif.cc. + + * apps/papers/levillain.09.ismm/classif.cc: Rename as... + * apps/papers/levillain.09.ismm/classif-1complex.cc: ...this. + * apps/papers/levillain.09.ismm/Makefile.am + (noinst_PROGRAMS, noinst_DATA): s/classif/classif-1complex/. + (classif_SOURCES, classwst.pnm): Replace by... + (classif_1complex_SOURCES, classwst-1complex.ppm): ...these. + +2011-10-10 Roland Levillain <roland(a)lrde.epita.fr> + Aesthetic changes in apps/papers/levillain.09.ismm/classif.cc. * apps/papers/levillain.09.ismm/classif.cc: Here. diff --git a/milena/apps/papers/levillain.09.ismm/Makefile.am b/milena/apps/papers/levillain.09.ismm/Makefile.am index 74324ae..3651c4f 100644 --- a/milena/apps/papers/levillain.09.ismm/Makefile.am +++ b/milena/apps/papers/levillain.09.ismm/Makefile.am @@ -25,20 +25,20 @@ AM_CXXFLAGS = $(APPS_CXXFLAGS) noinst_HEADERS = chain.hh io.hh influence_zones.hh -noinst_PROGRAMS = image2d graph complex classif +noinst_PROGRAMS = image2d graph complex classif-1complex image2d_SOURCES = image2d.cc graph_SOURCES = graph.cc complex_SOURCES = complex.cc # This example has been shown in the ISMM 2009 presentation only (not # in the paper). -classif_SOURCES = classif.cc +classif_1complex_SOURCES = classif-1complex.cc # Input images. # FIXME: Move them to milena/img/? dist_noinst_DATA = seeds.pgm m283-c.off classseedsi.pbm # Output images. -noinst_DATA = lena-s.ppm graph-s.png m283-s.off classwst.pnm +noinst_DATA = lena-s.ppm graph-s.png m283-s.off classwst-1complex.ppm MOSTLYCLEANFILES = $(noinst_DATA) graph-s.neato # FIXME: Also generate intermediate images (gradients, etc.). @@ -54,6 +54,5 @@ graph-s.neato: seeds.pgm graph$(EXEEXT) m283-s.off: m283-c.off complex$(EXEEXT) ./complex$(EXEEXT) $< 100 $@ -# FIXME: Adjust the lambda parameter. -classwst.pnm: classseedsi.pbm classif$(EXEEXT) - ./classif$(EXEEXT) $< 4 $@ +classwst-1complex.ppm: classseedsi.pbm classif-1complex$(EXEEXT) + ./classif-1complex$(EXEEXT) $< 4 $@ diff --git a/milena/apps/papers/levillain.09.ismm/classif.cc b/milena/apps/papers/levillain.09.ismm/classif-1complex.cc similarity index 100% rename from milena/apps/papers/levillain.09.ismm/classif.cc rename to milena/apps/papers/levillain.09.ismm/classif-1complex.cc -- 1.7.2.5

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olena-2.0-10-g5a934f2 Aesthetic changes in apps/papers/levillain.09.ismm/classif.cc.
by Roland Levillain 10 Oct '11

10 Oct '11

* apps/papers/levillain.09.ismm/classif.cc: Here. Remove useless headers inclusions. Adjust comments. --- milena/ChangeLog | 8 ++++++++ milena/apps/papers/levillain.09.ismm/classif.cc | 17 +++++++++-------- 2 files changed, 17 insertions(+), 8 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index 6fb108d..1745aeb 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,11 @@ +2011-10-10 Roland Levillain <roland(a)lrde.epita.fr> + + Aesthetic changes in apps/papers/levillain.09.ismm/classif.cc. + + * apps/papers/levillain.09.ismm/classif.cc: Here. + Remove useless headers inclusions. + Adjust comments. + 2011-10-05 Roland Levillain <roland(a)lrde.epita.fr> Fix and clean up apps/papers/levillain.09.ismm/classif.cc. diff --git a/milena/apps/papers/levillain.09.ismm/classif.cc b/milena/apps/papers/levillain.09.ismm/classif.cc index a38950f..43853e3 100644 --- a/milena/apps/papers/levillain.09.ismm/classif.cc +++ b/milena/apps/papers/levillain.09.ismm/classif.cc @@ -37,7 +37,6 @@ #include <mln/io/ppm/save.hh> #include <mln/debug/println.hh> #include <mln/draw/line.hh> -#include <mln/pw/all.hh> #include <mln/value/int_u8.hh> #include <mln/core/alias/point2d.hh> @@ -49,7 +48,6 @@ #include <mln/core/image/complex_neighborhoods.hh> #include <mln/core/image/complex_neighborhood_piter.hh> -#include <mln/debug/iota.hh> #include <mln/data/fill.hh> #include <mln/norm/l2.hh> @@ -166,14 +164,14 @@ make_complex_image(const mln::image2d<bool>& seeds) for (unsigned ll = l + 1; ll <= nlabels; ++ll) if (adj[l][ll]) // Create an edge as an oriented (``algebraic'') face. - e.push_back( c.add_face(-v[l-1] + v[ll-1]) ); + e.push_back(c.add_face(-v[l-1] + v[ll-1])); } std::cout << "e size = " << e.size() << std::endl; } - /*---------------------. - | Complex-based pset. | - `---------------------*/ + /*-------------------------. + | Complex-based site set. | + `-------------------------*/ p_complex<D, G> pc(c, geom); @@ -199,11 +197,14 @@ make_complex_image(const mln::image2d<bool>& seeds) image2d<int_u8> canvas(seeds.domain()); data::fill(canvas, 0); - // For each edge (1-face), compute the distance between the two - // adjacent vertices (0-faces). + // Iterator on the edges of DIST_IMA. p_n_faces_fwd_piter<D, G> e(dist_ima.domain(), 1); + // n-face to (n-1)-faces neighborhood (here, the pair of vertices + // adjacent to an edge). typedef complex_lower_neighborhood<D, G> v_nbh_t; v_nbh_t v_nbh; + // For each edge (1-face), compute the distance between the two + // adjacent vertices (0-faces). mln_niter_(v_nbh_t) v(v_nbh, e); for_all(e) { -- 1.7.2.5

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