参考:https://www.jianshu.com/p/a8a9bc22ebca
识别出前景,去除背景
import numpy as np
import cv2
cap = cv2.VideoCapture('test1.avi')
fgbg = cv2.createBackgroundSubtractorMOG2()
while(1):
ret, frame = cap.read()
fgmask = fgbg.apply(frame)
cv2.imshow('frame',fgmask)
k = cv2.waitKey(30) & 0xff
if k == 27:
break
cap.release()
cv2.destroyAllWindows()