python从网络摄像头获取rstp视频流并截取图片保存

def get_img_from_camera_net(folder_path):

    cap = cv2.VideoCapture("rtsp://admin:admin@10.80.11.11/ch1/stream1")#获取网络摄像机

    

    i = 1

    while i<3:

        ret, frame = cap.read()

        cv2.imshow("capture", frame)

        print (str(i))

        cv2.imwrite(folder_path + str(i) + '.jpg', frame)# 存储为图像

        if cv2.waitKey(1) & 0xFF == ord('q'):

            break

        i += 1

    cap.release()

    cv2.destroyAllWindows()

 

# 测试

if __name__ == '__main__':

    folder_path = 'D:\\Anacon\\'

    get_img_from_camera_net(folder_path)