---
scribo/src/binarization/sauvola_ms.cc | 34 +++++++++++++++++---------------
1 files changed, 18 insertions(+), 16 deletions(-)
diff --git a/scribo/src/binarization/sauvola_ms.cc
b/scribo/src/binarization/sauvola_ms.cc
index c5ab3e4..685337c 100644
--- a/scribo/src/binarization/sauvola_ms.cc
+++ b/scribo/src/binarization/sauvola_ms.cc
@@ -60,12 +60,12 @@ 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. Set it globally for all
scales.",
+ { "all-k", "Sauvola's formulae parameter. Set it globally for all
scales.",
"<value>", 0, 1, "0.34" },
- { "k2", "Sauvola's formulae parameter",
"<value>", 0, 1, "0.20" },
- { "k3", "Sauvola's formulae parameter",
"<value>", 0, 1, "0.30" },
- { "k4", "Sauvola's formulae parameter",
"<value>", 0, 1, "0.50" },
+ { "k2", "Force Sauvola's formulae parameter value for scale 2",
"<value>", 0, 1, 0 },
+ { "k3", "Force Sauvola's formulae parameter value for scale 3",
"<value>", 0, 1, 0 },
+ { "k4", "Force Sauvola's formulae parameter value for scale 4",
"<value>", 0, 1, 0 },
{ "s", "First subsampling ratio. Possible values: 2 or 3.",
"ratio",
@@ -107,24 +107,26 @@ int main(int argc, char *argv[])
unsigned w_1 = atoi(options.opt_value("win-size").c_str());
// First subsampling scale.
unsigned s = atoi(options.opt_value("s").c_str());
- double k = atof(options.opt_value("k").c_str());
- if (options.is_set("k"))
- {
- binarization::internal::k2 = k;
- binarization::internal::k3 = k;
- binarization::internal::k4 = k;
- }
- else
- {
+ // Setting k parameter.
+ double k = atof(options.opt_value("all-k").c_str());
+ binarization::internal::k2 = k;
+ binarization::internal::k3 = k;
+ binarization::internal::k4 = k;
+
+ // Override k parameter for specific scales.
+ if (options.is_set("k2"))
binarization::internal::k2 = atof(options.opt_value("k2").c_str());
+ if (options.is_set("k3"))
binarization::internal::k3 = atof(options.opt_value("k3").c_str());
+ if (options.is_set("k4"))
binarization::internal::k4 = atof(options.opt_value("k4").c_str());
- }
scribo::debug::logger() << "Using w_1=" << w_1 << " -
s=" << s
- << " - k=" << k << std::endl;
-
+ << " - k2=" << binarization::internal::k2
+ << " - k3=" << binarization::internal::k3
+ << " - k4=" << binarization::internal::k4
+ << std::endl;
// Load
--
1.7.2.5