From fe9bdd43b59ee5983580af14ddc0a7289ac82b8b Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Sun, 21 Dec 2014 13:31:21 +0100 Subject: pt: cap hyst value to 1/4 of image intensity --- ftnoir_tracker_pt/point_extractor.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'ftnoir_tracker_pt') diff --git a/ftnoir_tracker_pt/point_extractor.cpp b/ftnoir_tracker_pt/point_extractor.cpp index 949fd58f..daea9fc0 100644 --- a/ftnoir_tracker_pt/point_extractor.cpp +++ b/ftnoir_tracker_pt/point_extractor.cpp @@ -57,7 +57,7 @@ std::vector PointExtractor::extract_points(Mat& frame) float t = primary; //float hyst = float(threshold_secondary_val)/512.; //threshold(frame_gray, frame_bin, (t + ((255.-t)*hyst)), 255, THRESH_BINARY); - float hyst = float(primary)/256.; + float hyst = float(primary)/(256.*4.); threshold(frame_gray, frame_bin, t, 255, THRESH_BINARY); threshold(frame_gray, frame_bin_low,std::max(float(1), t - (t*hyst)), 255, THRESH_BINARY); -- cgit v1.2.3