S2.py 文件源码

def run(self):
        video_capture = cv2.VideoCapture(0)
        while True:
            got_a_frame, image = video_capture.read()
            grayimage = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) 
            cv2.imshow('camera',grayimage)
            key = cv2.waitKey(50)
            if key == 27:
                break
        cv2.destroyWindow('camera')

# Create new threads