bgsubcnt_usage.py

import numpy as np
import cv2
import bgsubcnt                               # 1. New import

# A temporary solution to OpenCV 3.1.0 bug
#  with background subtractors
cv2.ocl.setUseOpenCL(False)

cap = cv2.VideoCapture('/home/userName/Downloads/opencv-3.1.0/samples/data/768x576.avi')

fgbg = bgsubcnt.createBackgroundSubtractor()  # 2. New background subtractor

while(1):
    ret, frame = cap.read()
    gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)

    fgmask = fgbg.apply(gray)

    cv2.imshow('frame',fgmask)
    k = cv2.waitKey(30)
    if k == 27:
        break

cap.release()
cv2.destroyAllWindows()