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import numpy as np
import cv2
cv2.namedWindow("tracking")
camera = cv2.VideoCapture("E:/code/opencv/samples/data/768x576.avi")
bbox = (638.0,230.0,56.0,101.0)
tracker = cv2.Tracker_create("MIL")
init_once = False
while camera.isOpened():
ok, image=camera.read()
if not ok:
print 'no image read'
break
if not init_once:
ok = tracker.init(image, bbox)
init_once = True
ok, newbox = tracker.update(image)
print ok, newbox
if ok:
p1 = (int(newbox[0]), int(newbox[1]))
p2 = (int(newbox[0] + newbox[2]), int(newbox[1] + newbox[3]))
cv2.rectangle(image, p1, p2, (200,0,0))
cv2.imshow("tracking", image)
k = cv2.waitKey(1) & 0xff
if k == 27 : break # esc pressed
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