show detected keypoints in feature_homography.py

2012-07-09 12:19:59 +00:00 · 2012-07-09 12:19:59 +00:00 · d9478252e9
commit d9478252e9
parent a5b60fa532
1 changed files with 3 additions and 0 deletions
--- a/samples/python2/feature_homography.py
+++ b/samples/python2/feature_homography.py
@ -85,6 +85,9 @@ class App:
        vis = np.zeros((h, w*2, 3), np.uint8)
        vis[:h,:w] = self.frame
        self.rect_sel.draw(vis)
+        for kp in self.frame_points:
+            x, y = kp.pt
+            cv2.circle(vis, (int(x), int(y)), 2, (0, 255, 255))
        
        if self.ref_frame is not None:
            vis[:h,w:] = self.ref_frame