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Method run

官方samples/feature_homography.py:53–87  ·  view source on GitHub ↗
(self)

Source from the content-addressed store, hash-verified

51 self.tracker.add_target(self.frame, rect)
52
53 def run(self):
54 while True:
55 playing = not self.paused and not self.rect_sel.dragging
56 if playing or self.frame is None:
57 ret, frame = self.cap.read()
58 if not ret:
59 break
60 self.frame = frame.copy()
61
62 w, h = getsize(self.frame)
63 vis = np.zeros((h, w*2, 3), np.uint8)
64 vis[:h,:w] = self.frame
65 if len(self.tracker.targets) > 0:
66 target = self.tracker.targets[0]
67 vis[:,w:] = target.image
68 draw_keypoints(vis[:,w:], target.keypoints)
69 x0, y0, x1, y1 = target.rect
70 cv2.rectangle(vis, (x0+w, y0), (x1+w, y1), (0, 255, 0), 2)
71
72 if playing:
73 tracked = self.tracker.track(self.frame)
74 if len(tracked) > 0:
75 tracked = tracked[0]
76 cv2.polylines(vis, [np.int32(tracked.quad)], True, (255, 255, 255), 2)
77 for (x0, y0), (x1, y1) in zip(np.int32(tracked.p0), np.int32(tracked.p1)):
78 cv2.line(vis, (x0+w, y0), (x1, y1), (0, 255, 0))
79 draw_keypoints(vis, self.tracker.frame_points)
80
81 self.rect_sel.draw(vis)
82 cv2.imshow('plane', vis)
83 ch = cv2.waitKey(1)
84 if ch == ord(' '):
85 self.paused = not self.paused
86 if ch == 27:
87 break
88
89
90if __name__ == '__main__':

Callers 1

Calls 5

getsizeFunction · 0.90
draw_keypointsFunction · 0.90
trackMethod · 0.80
drawMethod · 0.80
readMethod · 0.45

Tested by

no test coverage detected