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-rw-r--r--tracker-pt/point_extractor.cpp17
1 files changed, 11 insertions, 6 deletions
diff --git a/tracker-pt/point_extractor.cpp b/tracker-pt/point_extractor.cpp
index c8ed261e..9b1a5e87 100644
--- a/tracker-pt/point_extractor.cpp
+++ b/tracker-pt/point_extractor.cpp
@@ -26,6 +26,11 @@ PointExtractor::PointExtractor()
void PointExtractor::extract_points(cv::Mat& frame, std::vector<PointExtractor::vec2>& points)
{
+ using std::sqrt;
+ using std::max;
+ using std::round;
+ using std::sort;
+
const int W = frame.cols;
const int H = frame.rows;
@@ -57,12 +62,12 @@ void PointExtractor::extract_points(cv::Mat& frame, std::vector<PointExtractor::
std::vector<float> { 0, 256 },
false);
const int sz = hist.cols * hist.rows;
- int thres = s.threshold;
+ int thres = 255;
int cnt = 0;
- constexpr double min_pixels = 2 * 2 * 3 * pi;
- constexpr double max_pixels = 7 * 7 * 3 * pi;
- constexpr double range_pixels = max_pixels - min_pixels;
- const int pixels_to_include = std::max<int>(0, int(min_pixels + range_pixels * s.threshold / 256));
+ constexpr double min_radius = 4;
+ constexpr double max_radius = 15;
+ const double radius = max(0., (max_radius-min_radius) * s.threshold / 256);
+ const int pixels_to_include = int((min_radius + radius)*(min_radius+radius) * 3);
auto ptr = reinterpret_cast<const float*>(hist.ptr(0));
for (int i = sz-1; i > 0; i--)
{
@@ -74,7 +79,7 @@ void PointExtractor::extract_points(cv::Mat& frame, std::vector<PointExtractor::
}
}
//val *= 240./256.;
- //qDebug() << "val" << val;
+ //qDebug() << "thres" << thres;
cv::threshold(frame_gray, frame_bin, thres, 255, CV_THRESH_BINARY);
}