Olena-patches April 2013

olena-patches@lrde.epita.fr

7 participants
363 discussions

branch swilena+scribo deleted: olena-2.0-521-gb3c4688

by git＠lrde.epita.fr

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 swilena+scribo has been deleted was b3c468886a96090e094f3c7d79e48e489954997f ----------------------------------------------------------------------- b3c468886a96090e094f3c7d79e48e489954997f Merge branch 'unstable/scribo' into swilena+scribo ----------------------------------------------------------------------- hooks/post-receive -- Olena, a generic and efficient image processing platform

12 years

olena: olena-2.0-554-g161b47d mln/core/internal/pixel_impl.hh: Add change_offset().

by Guillaume Lazzara

--- milena/ChangeLog | 4 ++++ milena/mln/core/internal/pixel_impl.hh | 6 ++++++ 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index d9a8d2b..326f6e0 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,7 @@ +2013-04-18 Guillaume Lazzara <z(a)lrde.epita.fr> + + * mln/core/internal/pixel_impl.hh: Add change_offset(). + 2013-04-17 Guillaume Lazzara <z(a)lrde.epita.fr> Add a labeling routine working on grayscale images. diff --git a/milena/mln/core/internal/pixel_impl.hh b/milena/mln/core/internal/pixel_impl.hh index 96d94e0..8fcab31 100644 --- a/milena/mln/core/internal/pixel_impl.hh +++ b/milena/mln/core/internal/pixel_impl.hh @@ -93,6 +93,12 @@ namespace mln return value_ptr_ - image_.buffer(); } + void change_offset(unsigned offset) + { + mln_assertion(offset < image_.nelements()); + value_ptr_ = image_.buffer() + offset; + } + operator util::pix<unconst_image_t>() const { util::pix<unconst_image_t> tmp(image_, image_.point_at_offset(offset())); -- 1.7.2.5

12 years

olena-2.0-487-gfe3d6d4 mln/core/internal/pixel_impl.hh: Add change_offset().

by Guillaume Lazzara

--- milena/ChangeLog | 4 ++++ milena/mln/core/internal/pixel_impl.hh | 6 ++++++ 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index ef2c151..4949cad 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,7 @@ +2013-04-18 Guillaume Lazzara <z(a)lrde.epita.fr> + + * mln/core/internal/pixel_impl.hh: Add change_offset(). + 2013-04-17 Guillaume Lazzara <z(a)lrde.epita.fr> Add a labeling routine working on grayscale images. diff --git a/milena/mln/core/internal/pixel_impl.hh b/milena/mln/core/internal/pixel_impl.hh index 96d94e0..8fcab31 100644 --- a/milena/mln/core/internal/pixel_impl.hh +++ b/milena/mln/core/internal/pixel_impl.hh @@ -93,6 +93,12 @@ namespace mln return value_ptr_ - image_.buffer(); } + void change_offset(unsigned offset) + { + mln_assertion(offset < image_.nelements()); + value_ptr_ = image_.buffer() + offset; + } + operator util::pix<unconst_image_t>() const { util::pix<unconst_image_t> tmp(image_, image_.point_at_offset(offset())); -- 1.7.2.5

12 years

branch compil/clang++ deleted: olena-2.0-547-g276ad3d

by git＠lrde.epita.fr

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 compil/clang++ has been deleted was 276ad3db3217651981534e7a5908c0b8954d2502 ----------------------------------------------------------------------- 276ad3db3217651981534e7a5908c0b8954d2502 Fix different forward declarations (class/struct) in scribo/core. ----------------------------------------------------------------------- hooks/post-receive -- Olena, a generic and efficient image processing platform

12 years

branch next updated: olena-2.0-547-g276ad3d

by git＠lrde.epita.fr

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 next has been updated via 276ad3db3217651981534e7a5908c0b8954d2502 (commit) via bd478ecf1a53fd1c42b3c267f220aab3f146c4ca (commit) from 81824c6b2a74d526744302b38a5479989c961f76 (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 ----------------------------------------------------------------- No new revisions were added by this update. ----------------------------------------------------------------------- Summary of changes: scribo/ChangeLog | 16 ++++++++++++++++ scribo/scribo/core/component_set.hh | 2 +- scribo/scribo/core/line_set.hh | 4 ++-- 3 files changed, 19 insertions(+), 3 deletions(-) hooks/post-receive -- Olena, a generic and efficient image processing platform

12 years

branch exp/TL updated: olena-2.0-501-gafa987b

by git＠lrde.epita.fr

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 exp/TL has been updated via afa987bad716e6ff5afcb1e1a23a04af6d269cdc (commit) via 1455cd4741d695598df033f958af61bde2aafacb (commit) from c3bdf5c8577d0abf076fb9750f8ad96ecb92ff11 (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 ----------------------------------------------------------------- No new revisions were added by this update. ----------------------------------------------------------------------- Summary of changes: milena/mln/data/stretch.hh | 4 +- milena/mln/data/stretch_inplace.hh | 133 ++++++++++++++++++++++++++++++++++++ 2 files changed, 134 insertions(+), 3 deletions(-) create mode 100644 milena/mln/data/stretch_inplace.hh hooks/post-receive -- Olena, a generic and efficient image processing platform

12 years

branch exp/stretch_inplace created: olena-2.0-501-gafa987b

by git＠lrde.epita.fr

12 years

olena: olena-2.0-564-g97d8f9d mnl/data/stretch.hh: Improve stretch.

by Jonathan Fabrizio

--- milena/mln/data/stretch.hh | 4 +--- 1 files changed, 1 insertions(+), 3 deletions(-) diff --git a/milena/mln/data/stretch.hh b/milena/mln/data/stretch.hh index 5b36dbe..1738341 100644 --- a/milena/mln/data/stretch.hh +++ b/milena/mln/data/stretch.hh @@ -33,8 +33,6 @@ /// stretching way. /// /// \todo Make it work with other types than scalars (e.g., vectors). -/// -/// \todo Think about adding a stretch_inplace(?) # include <mln/estim/min_max.hh> # include <mln/value/int_u.hh> @@ -93,7 +91,7 @@ namespace mln mln_value(I) min_, max_; estim::min_max(input, min_, max_); - if (max_ != min_) + if (max_ != min_ && (mln_max(V)>max_ || mln_min(V)>min_)) { //FIXME: we would like to use float instead of double but we //can't for precision reasons. See ticket #179. -- 1.7.2.5

12 years

olena-2.0-501-gafa987b mnl/data/stretch.hh: Improve stretch.

by Jonathan Fabrizio

12 years

olena: olena-2.0-553-ge279a62 Add data::stretch_inplace.

by Jonathan Fabrizio

* mln/data/stretch.hh: Remove fixme. * mln/data/stretch_inplace.hh, * tests/data/stretch_inplace.cc: New. * tests/data/stretch.cc: Remove a useless include. * tests/data/Makefile.am: New target. --- milena/ChangeLog | 13 ++ milena/mln/data/stretch.hh | 10 +- milena/mln/data/stretch_inplace.hh | 137 ++++++++++++++++++++ milena/tests/data/Makefile.am | 3 +- milena/tests/data/stretch.cc | 4 +- .../tests/data/{saturate.cc => stretch_inplace.cc} | 25 ++-- 6 files changed, 175 insertions(+), 17 deletions(-) create mode 100644 milena/mln/data/stretch_inplace.hh copy milena/tests/data/{saturate.cc => stretch_inplace.cc} (76%) diff --git a/milena/ChangeLog b/milena/ChangeLog index edf3a65..3499fd3 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,16 @@ +2013-04-29 Guillaume Lazzara <z(a)lrde.epita.fr> + + Add data::stretch_inplace. + + * mln/data/stretch.hh: Remove fixme. + + * mln/data/stretch_inplace.hh, + * tests/data/stretch_inplace.cc: New. + + * tests/data/stretch.cc: Remove a useless include. + + * tests/data/Makefile.am: New target. + 2013-04-17 Guillaume Lazzara <z(a)lrde.epita.fr> * doc/mln/convert.dox: Fix from_to_ module name. diff --git a/milena/mln/data/stretch.hh b/milena/mln/data/stretch.hh index 5b36dbe..2473494 100644 --- a/milena/mln/data/stretch.hh +++ b/milena/mln/data/stretch.hh @@ -33,8 +33,6 @@ /// stretching way. /// /// \todo Make it work with other types than scalars (e.g., vectors). -/// -/// \todo Think about adding a stretch_inplace(?) # include <mln/estim/min_max.hh> # include <mln/value/int_u.hh> @@ -82,7 +80,7 @@ namespace mln template <typename V, typename I> inline mln_ch_value(I, V) - stretch(const V& v, const Image& input) + stretch(const V& v, const Image& input) { mln_trace("data::impl::stretch"); @@ -95,6 +93,12 @@ namespace mln estim::min_max(input, min_, max_); if (max_ != min_) { + // We always want to perform this algorithm even if (min_ == + // mln_min(V) and max_ == mln_max(V)) since we need to + // convert the input image towards the given type and a + // default conversion function may not exist between V and + // mln_value(I). + //FIXME: we would like to use float instead of double but we //can't for precision reasons. See ticket #179. double diff --git a/milena/mln/data/stretch_inplace.hh b/milena/mln/data/stretch_inplace.hh new file mode 100644 index 0000000..12c8b8e --- /dev/null +++ b/milena/mln/data/stretch_inplace.hh @@ -0,0 +1,137 @@ +// Copyright (C) 2013 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 MLN_DATA_STRETCH_INPLACE_HH +# define MLN_DATA_STRETCH_INPLACE_HH + +/// \file +/// +/// Transform linearly the contents of an image into another one in a +/// stretching way. + + +# include <mln/estim/min_max.hh> +# include <mln/value/int_u.hh> +# include <mln/fun/v2v/linear.hh> +# include <mln/data/transform_inplace.hh> + + +# include <mln/value/internal/encoding.hh> +# include <iomanip> +namespace mln +{ + + namespace data + { + + /*! \brief Stretch the values of \p ima so that they can be + * stored inplace. + * + * \param[in,out] ima The input image. + * + * If input is filled with a single value, this function does + * nothing. + * + * \pre input.is_valid + * + * \ingroup mlndata + */ + template <typename I> + void + stretch_inplace(Image& ima); + + /*! \brief Stretch the values of \p ima so that they can be + * stored inplace. + * + * \param[in,out] ima The input image. + * \param[out] stretched The image has changed. + * + * If input is filled with a single value, this function does + * nothing. + * + * \pre input.is_valid + * + * \ingroup mlndata + */ + template <typename I> + void + stretch_inplace(Image& ima, bool& stretched); + + +# ifndef MLN_INCLUDE_ONLY + + + template <typename I> + inline + void + stretch_inplace(Image& ima, bool& stretched) + { + mln_trace("data::stretch_inplace"); + typedef mln_value(I) V; + mln_precondition(exact(ima).is_valid()); + + stretched = false; + V min_, max_; + estim::min_max(ima, min_, max_); + if (max_ != min_) + { + // Already stretched ? + if (min_ == mln_min(V) && max_ == mln_max(V)) + return; + + //FIXME: we would like to use float instead of double but we + //can't for precision reasons. See ticket #179. + double + min = double(min_), + max = double(max_), + epsilon = mln_epsilon(float), + M = mln_max(V) + 0.5f - epsilon, + m = 0.0f - 0.5f + epsilon, + a = (M - m) / (max - min), + b = (m * max - M * min) / (max - min); + fun::v2v::linear_sat<V, double, V> f(a, b); + data::transform_inplace(ima, f); + stretched = true; + } + // else nothing to do. + } + + + template <typename I> + void + stretch_inplace(Image& ima) + { + bool b; + stretch_inplace(ima, b); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::data + +} // end of namespace mln + + +#endif // ! MLN_DATA_STRETCH_INPLACE_HH diff --git a/milena/tests/data/Makefile.am b/milena/tests/data/Makefile.am index b733718..565987e 100644 --- a/milena/tests/data/Makefile.am +++ b/milena/tests/data/Makefile.am @@ -1,4 +1,4 @@ -# Copyright (C) 2008, 2009, 2010 EPITA Research and Development +# Copyright (C) 2008, 2009, 2010, 2013 EPITA Research and Development # Laboratory (LRDE) # # This file is part of Olena. @@ -39,6 +39,7 @@ check_PROGRAMS = \ sort_psites \ split \ stretch \ + stretch_inplace \ transform \ transform_inplace \ update diff --git a/milena/tests/data/stretch.cc b/milena/tests/data/stretch.cc index 5144146..e22605e 100644 --- a/milena/tests/data/stretch.cc +++ b/milena/tests/data/stretch.cc @@ -1,4 +1,5 @@ -// Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2007, 2008, 2009, 2013 EPITA Research and Development +// Laboratory (LRDE) // // This file is part of Olena. // @@ -25,7 +26,6 @@ #include <mln/core/image/image2d.hh> #include <mln/data/stretch.hh> -#include <mln/debug/iota.hh> #include <mln/value/int_u8.hh> diff --git a/milena/tests/data/saturate.cc b/milena/tests/data/stretch_inplace.cc similarity index 76% copy from milena/tests/data/saturate.cc copy to milena/tests/data/stretch_inplace.cc index 4baee22..fb7b071 100644 --- a/milena/tests/data/saturate.cc +++ b/milena/tests/data/stretch_inplace.cc @@ -1,4 +1,4 @@ -// Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2013 EPITA Research and Development Laboratory (LRDE) // // This file is part of Olena. // @@ -24,24 +24,27 @@ // executable file might be covered by the GNU General Public License. #include <mln/core/image/image2d.hh> -#include <mln/data/saturate.hh> -#include <mln/debug/iota.hh> - +#include <mln/data/stretch_inplace.hh> int main() { using namespace mln; - image2d<int> ima(3, 3); int vs[3][3] = { - { 2, 2, 3 }, - { 4, 5, 6 }, - { 6, 6, 6 } + { 1000, 2000, 3000 }, + { 1000, 2000, 3000 }, + { 1000, 2000, 3000 } + }; + image2d<int> ima = make::image(vs); + data::stretch_inplace(ima); + + int ws[3][3] = { + { 0, 1073741824, 2147483647 }, + { 0, 1073741824, 2147483647 }, + { 0, 1073741824, 2147483647 } }; + image2d<int> ref = make::image(ws); - image2d<int> ref = make::image(vs); - debug::iota(ima); - data::saturate_inplace(ima, 2, 6); box_fwd_piter_<point2d> p(ima.domain()); for_all(p) mln_assertion(ima(p) == ref(p)); -- 1.7.2.5

12 years

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Olena-patches April 2013