import?cv2
import?numpy?as?np

car_cascade?=?cv2.CascadeClassifier（‘cars.xml‘）
cap?=?cv2.VideoCapture（‘video1.avi‘）
while（cap.isOpened（））:
????ret?image?=?cap.read（）
????cv2.waitKey（20）
????gray?=?cv2.cvtColor（imagecv2.COLOR_BGR2GRAY）
????cars?=?car_cascade.detectMultiScale（gray1.11）
????for（xywh）?in?cars:
????????cv2.rectangle（image（xy）（x+wy+h）（00255）2）
????cv2.imshow（‘cars‘image）
????if?cv2.waitKey（30）?==?27:
????????cv2.destroyAllWindows（）
????????cap.release（）
????????break

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-04-21?16:45??Car-Detection-master\
?????文件????????2518??2017-10-01?07:42??Car-Detection-master\.gitattributes
?????文件????????3755??2017-10-01?07:42??Car-Detection-master\.gitignore
?????目錄???????????0??2018-04-21?16:49??Car-Detection-master\.idea\
?????文件?????????459??2018-04-21?16:45??Car-Detection-master\.idea\Car-Detection-master.iml
?????文件?????????185??2018-04-21?16:45??Car-Detection-master\.idea\misc.xml
?????文件?????????292??2018-04-21?16:45??Car-Detection-master\.idea\modules.xml
?????文件????????9552??2018-04-21?16:49??Car-Detection-master\.idea\workspace.xml
?????文件????????1893??2017-10-01?07:42??Car-Detection-master\Car?Detection.pyproj
?????文件?????????808??2017-10-01?07:42??Car-Detection-master\Car?Detection.sln
?????文件?????????498??2017-10-01?07:42??Car-Detection-master\Car_Detection.py
?????文件?????????422??2017-10-01?07:42??Car-Detection-master\README.md
?????文件??????118803??2017-10-01?07:42??Car-Detection-master\cars.xml
?????文件?????2528436??2017-10-01?07:42??Car-Detection-master\video1.avi