velocity of moving object opencv source code
v2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE) current_centroids = [] for cnt in contours: if cv2.contourArea(cnt) > 500: x, y, w, h = cv2.boundingRect(cnt) centroid = (int(x + w/2), int(y + h/2)) current_centroids.append(centroid)