/// <summary> /// Extracts keypoints by C-style code (cvGetStarKeypoints) /// </summary> /// <param name="img"></param> /// <param name="cimg"></param> private void CStyleStarDetector(IplImage img, IplImage cimg) { using (CvMemStorage storage = new CvMemStorage(0)) { CvStarDetectorParams param = new CvStarDetectorParams(45); CvSeq<CvStarKeypoint> keypoints = Cv.GetStarKeypoints(img, storage, param); if (keypoints != null) { for (int i = 0; i < keypoints.Total; i++) { CvStarKeypoint kpt = keypoints[i].Value; int r = kpt.Size / 2; //Cv.Circle(cimg, kpt.Pt, r, new CvColor(0, 255, 0)); //Cv.Line(cimg, new CvPoint(kpt.Pt.X + r, kpt.Pt.Y + r), new CvPoint(kpt.Pt.X - r, kpt.Pt.Y - r), new CvColor(0, 255, 0)); //Cv.Line(cimg, new CvPoint(kpt.Pt.X - r, kpt.Pt.Y + r), new CvPoint(kpt.Pt.X + r, kpt.Pt.Y - r), new CvColor(0, 255, 0)); cimg.DrawMarker(kpt.Pt.X, kpt.Pt.Y, CvColor.Green, MarkerStyle.CircleAndTiltedCross, kpt.Size); } } } }
/// <summary> /// Extracts keypoints by C-style code (cvGetStarKeypoints) /// </summary> /// <param name="img"></param> /// <param name="cimg"></param> private void CStyleStarDetector(IplImage img, IplImage cimg) { using (CvMemStorage storage = new CvMemStorage(0)) { CvStarDetectorParams param = new CvStarDetectorParams(45); CvSeq <CvStarKeypoint> keypoints = Cv.GetStarKeypoints(img, storage, param); if (keypoints != null) { for (int i = 0; i < keypoints.Total; i++) { CvStarKeypoint kpt = keypoints[i].Value; int r = kpt.Size / 2; //Cv.Circle(cimg, kpt.Pt, r, new CvColor(0, 255, 0)); //Cv.Line(cimg, new CvPoint(kpt.Pt.X + r, kpt.Pt.Y + r), new CvPoint(kpt.Pt.X - r, kpt.Pt.Y - r), new CvColor(0, 255, 0)); //Cv.Line(cimg, new CvPoint(kpt.Pt.X - r, kpt.Pt.Y + r), new CvPoint(kpt.Pt.X + r, kpt.Pt.Y - r), new CvColor(0, 255, 0)); cimg.DrawMarker(kpt.Pt.X, kpt.Pt.Y, CvColor.Green, MarkerStyle.CircleAndTiltedCross, kpt.Size); } } } }