* mln/data/stretch.hh: Fix an invalid test. * mln/data/stretch_inplace.hh: Fix an invalid test and re-indent. --- milena/ChangeLog | 8 ++++++ milena/mln/data/stretch.hh | 2 +- milena/mln/data/stretch_inplace.hh | 48 +++++++++++++++++------------------ 3 files changed, 32 insertions(+), 26 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index d9a8d2b..6e75bc4 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,3 +1,11 @@ +2013-04-26 Guillaume Lazzara <z@lrde.epita.fr> + + Fix an invalid test in data::stretch* routines. + + * mln/data/stretch.hh: Fix an invalid test. + + * mln/data/stretch_inplace.hh: Fix an invalid test and re-indent. + 2013-04-17 Guillaume Lazzara <z@lrde.epita.fr> Add a labeling routine working on grayscale images. diff --git a/milena/mln/data/stretch.hh b/milena/mln/data/stretch.hh index 1738341..e8a6d09 100644 --- a/milena/mln/data/stretch.hh +++ b/milena/mln/data/stretch.hh @@ -91,7 +91,7 @@ namespace mln mln_value(I) min_, max_; estim::min_max(input, min_, max_); - if (max_ != min_ && (mln_max(V)>max_ || mln_min(V)>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. diff --git a/milena/mln/data/stretch_inplace.hh b/milena/mln/data/stretch_inplace.hh index a4579f1..c0630e1 100644 --- a/milena/mln/data/stretch_inplace.hh +++ b/milena/mln/data/stretch_inplace.hh @@ -1,5 +1,4 @@ -// Copyright (C) 2013 EPITA Research and -// Development Laboratory (LRDE) +// Copyright (C) 2013 EPITA Research and Development Laboratory (LRDE) // // This file is part of Olena. // @@ -54,7 +53,6 @@ namespace mln * * \param[in,out] ima The input image. * - * * \pre input.is_valid * * \ingroup mlndata @@ -67,7 +65,7 @@ namespace mln * stored inplace. * * \param[in,out] ima The input image. - * \param[out] stretched The image has changed. + * \param[out] stretched The image has changed. * * \pre input.is_valid * @@ -81,19 +79,19 @@ namespace mln # ifndef MLN_INCLUDE_ONLY - template <typename I> - inline - void - stretch_inplace(Image<I>& ima, bool& stretched) + template <typename I> + inline + void + stretch_inplace(Image<I>& ima, bool& stretched) + { + mln_trace("data::stretch_inplace"); + typedef mln_value(I) V; + mln_precondition(exact(ima).is_valid()); + + V min_, max_; + estim::min_max(ima, min_, max_); + if (max_ != min_ && (mln_max(V) > max_ || mln_min(V) < min_)) { - mln_trace("data::stretch_inplace"); - typedef mln_value(I) V; - mln_precondition(exact(ima).is_valid()); - - V min_, max_; - estim::min_max(ima, min_, max_); - 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. double @@ -104,16 +102,16 @@ namespace mln 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 - { - stretched = false; - mln_trace_warning("output has no significative data!"); - } + fun::v2v::linear_sat<V, double, V> f(a, b); + data::transform_inplace(ima, f); + stretched = true; + } + else + { + stretched = false; + mln_trace_warning("output has no significative data!"); } + } template <typename I> void -- 1.7.2.5