1 files changed, 31 insertions, 0 deletions
diff --git a/FTNoIR_Tracker_PT/point_extractor.h b/FTNoIR_Tracker_PT/point_extractor.h
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+++ b/FTNoIR_Tracker_PT/point_extractor.h
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+/* Copyright (c) 2012 Patrick Ruoff
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ */
+
+#ifndef POINTEXTRACTOR_H
+#define POINTEXTRACTOR_H
+
+#include <opencv2/opencv.hpp>
+
+// ----------------------------------------------------------------------------
+// Extracts points from an opencv image
+class PointExtractor
+{
+public:	
+	// extracts points from frame and draws some processing info into frame, if draw_output is set
+	// dt: time since last call in seconds
+	// WARNING: returned reference is valid as long as object
+	const std::vector<cv::Vec2f>& extract_points(cv::Mat frame, float dt, bool draw_output);
+	const std::vector<cv::Vec2f>& get_points() { return points; }
+
+	int threshold_val;
+	int min_size, max_size;	
+
+protected:
+	std::vector<cv::Vec2f> points;
+};
+
+#endif //POINTEXTRACTOR_H