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Fix compiler warning in binarization code (uninitialized local variable)

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Simplify the code also a little bit.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
This commit is contained in:
Stefan Weil 2021-05-14 19:18:19 +02:00
parent bf84fb9f2d
commit a0cf117c5d
1 changed files with 7 additions and 11 deletions
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18
src/ccmain/thresholder.cpp
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@ -187,7 +187,6 @@ void ImageThresholder::SetImage(const Image pix) {
std::tuple<bool, Image, Image, Image> ImageThresholder::Threshold(
ThresholdMethod method) {
Image pix_grey = nullptr;
Image pix_binary = nullptr;
Image pix_thresholds = nullptr;
@ -205,22 +204,19 @@ std::tuple<bool, Image, Image, Image> ImageThresholder::Threshold(
return std::make_tuple(false, nullptr, pix_binary, nullptr);
}
pix_grey = GetPixRectGrey();
if (method == ThresholdMethod::Otsu || method >= ThresholdMethod::Max) {
method = ThresholdMethod::AdaptiveOtsu;
}
auto pix_grey = GetPixRectGrey();
int r;
if (method == ThresholdMethod::AdaptiveOtsu) {
r = pixOtsuAdaptiveThreshold(pix_grey, 300, 300, 0, 0, 0.1,
pix_thresholds, pix_binary);
} else if (method == ThresholdMethod::TiledSauvola) {
if (method == ThresholdMethod::TiledSauvola) {
r = pixSauvolaBinarizeTiled(pix_grey, 25, 0.40, 300, 300, pix_thresholds,
pix_binary);
} else {
// AdaptiveOtsu.
r = pixOtsuAdaptiveThreshold(pix_grey, 300, 300, 0, 0, 0.1,
pix_thresholds, pix_binary);
}
bool ok = r == 0 ? true : false;
bool ok = (r == 0);
return std::make_tuple(ok, pix_grey, pix_binary, pix_thresholds);
}