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35 lines
936 B
35 lines
936 B
import numpy as np |
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import cv2 |
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cv2.namedWindow("tracking") |
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camera = cv2.VideoCapture("E:/code/opencv/samples/data/768x576.avi") |
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tracker = cv2.MultiTracker("MIL") |
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bbox1 = (638.0,230.0,56.0,101.0) |
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bbox2 = (240.0,210.0,60.0,104.0) |
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bbox3 = (486.0,149.0,54.0,83.0) |
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init_once = False |
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while camera.isOpened(): |
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ok, image=camera.read() |
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if not ok: |
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print 'no image read' |
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break |
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if not init_once: |
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# add a list of boxes: |
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ok = tracker.add(image, (bbox1,bbox2)) |
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# or add single box: |
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ok = tracker.add(image, bbox3) |
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init_once = True |
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ok, boxes = tracker.update(image) |
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print ok, boxes |
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for newbox in boxes: |
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p1 = (int(newbox[0]), int(newbox[1])) |
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p2 = (int(newbox[0] + newbox[2]), int(newbox[1] + newbox[3])) |
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cv2.rectangle(image, p1, p2, (200,0,0)) |
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cv2.imshow("tracking", image) |
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k = cv2.waitKey(1) & 0xff |
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if k == 27 : break # esc pressed
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