简单几行就可以实现对动态物体的追踪,足见opencv在图像处理上的强大。
python代码:
import cv2
import numpy as np
camera=cv2.VideoCapture(0)
firstframe=None
while True:
ret,frame = camera.read()
if not ret:
break
gray=cv2.cvtColor(frame,cv2.COLOR_BGR2GRAY)
gray=cv2.GaussianBlur(gray,(21,21),0)
if firstframe is None:
2021-07-11 14:38:50
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gray
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