---
scribo/ChangeLog | 4 ++++
scribo/scribo/io/img/save.hh | 25 ++++++++++++++++++++-----
2 files changed, 24 insertions(+), 5 deletions(-)
diff --git a/scribo/ChangeLog b/scribo/ChangeLog
index c4bdcfc..a15c6c4 100644
--- a/scribo/ChangeLog
+++ b/scribo/ChangeLog
@@ -1,3 +1,7 @@
+2013-03-05 Guillaume Lazzara <z(a)lrde.epita.fr>
+
+ * scribo/io/img/save.hh: Add an optional reduction factor.
+
2013-02-26 Guillaume Lazzara <z(a)lrde.epita.fr>
* tests/unit_test/unit-tests.mk: Update.
diff --git a/scribo/scribo/io/img/save.hh b/scribo/scribo/io/img/save.hh
index 76c583b..13da5b1 100644
--- a/scribo/scribo/io/img/save.hh
+++ b/scribo/scribo/io/img/save.hh
@@ -1,5 +1,5 @@
-// Copyright (C) 2011, 2012 EPITA Research and Development Laboratory
-// (LRDE)
+// Copyright (C) 2011, 2012, 2013 EPITA Research and Development
+// Laboratory (LRDE)
//
// This file is part of Olena.
//
@@ -41,6 +41,7 @@
# include <mln/value/rgb8.hh>
# include <mln/io/magick/save.hh>
# include <mln/data/transform.hh>
+# include <mln/subsampling/antialiased.hh>
# include <scribo/core/document.hh>
@@ -99,6 +100,10 @@ namespace scribo
namespace internal
{
+ // FIXME: should be moved as parameter of io::img::save. This
+ // requires to update some functors.
+ unsigned reduction_factor = 1;
+
struct highlight_mask
: Function_v2v<highlight_mask>
{
@@ -160,9 +165,15 @@ namespace scribo
save_debug_without_image(const document<L>& doc)
{
mln_precondition(doc.is_valid());
- mln::image2d<value::rgb8> output(doc.image().domain());
+
+ const box2d& ima_domain = doc.image().domain();
+ box2d domain = make::box2d(ima_domain.pmin() / reduction_factor,
+ ima_domain.pmax() / reduction_factor);
+ mln::image2d<value::rgb8> output(domain);
data::fill(output, literal::black);
- scribo::io::img::internal::debug_img_visitor<L> f(output, 1);
+
+ scribo::io::img::internal::debug_img_visitor<L> f(output,
+ reduction_factor);
doc.accept(f);
return output;
}
@@ -175,7 +186,11 @@ namespace scribo
internal::highlight_mask highlight(0.5f);
mln::image2d<value::rgb8>
output = data::transform(doc.image(), highlight);
- scribo::io::img::internal::debug_img_visitor<L> f(output, 1);
+ if (reduction_factor > 1)
+ output = mln::subsampling::antialiased(output, reduction_factor);
+
+ scribo::io::img::internal::debug_img_visitor<L> f(output,
+ reduction_factor);
doc.accept(f);
return output;
}
--
1.7.2.5
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