Harris Corner取得用の関数　dist用画像のHarris Corner座標に円を描く

harriscorners.cpp

// Harris's corners
void HarrisCorners(Mat& src, Mat& dist, vector<Point2f>& corners) {
	goodFeaturesToTrack(src, corners, 200, 0.01, 2, Mat(), 2, true);
	vector<Point2f>::iterator it_corner = corners.begin();
	for (; it_corner != corners.end(); ++it_corner) {
		float px = it_corner->x;
		float py = it_corner->y;
		circle(dist, Point(px, py), 1, Scalar(0, 0, 255), -1);
		circle(dist, Point(px, py), 8, Scalar(0, 0, 255));
	}
}