Warning: file_get_contents(/data/phpspider/zhask/data//catemap/7/python-2.7/5.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181

Warning: file_get_contents(/data/phpspider/zhask/data//catemap/9/loops/2.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Python 2.7 使用opencv python作为循环从网络摄像头捕获图像_Python 2.7_Loops_Opencv_Webcam_Image Capture - Fatal编程技术网

Python 2.7 使用opencv python作为循环从网络摄像头捕获图像

Python 2.7 使用opencv python作为循环从网络摄像头捕获图像,python-2.7,loops,opencv,webcam,image-capture,Python 2.7,Loops,Opencv,Webcam,Image Capture,我想从网络摄像头中捕获一幅图像,并对该图像进行一些图像处理操作,然后再获取另一幅图像,并执行与前一幅图像相同的图像处理,然后永远继续(作为循环)。我正在使用opencv python。 请帮助我导入cv2>>>导入numpy为np>>>def repeat():cam=cv2.VideoCapture(0)s,img=cam.read(),如果s:hsv=cv2.cvtColor(img,cv2.COLOR\u BGR2HSV)lower\u blue=np.array([110,50,50])

我想从网络摄像头中捕获一幅图像,并对该图像进行一些图像处理操作,然后再获取另一幅图像,并执行与前一幅图像相同的图像处理,然后永远继续(作为循环)。我正在使用opencv python。
请帮助我

导入cv2>>>导入numpy为np>>>def repeat():cam=cv2.VideoCapture(0)s,img=cam.read(),如果s:hsv=cv2.cvtColor(img,cv2.COLOR\u BGR2HSV)lower\u blue=np.array([110,50,50])upper\u blue=np array([130255255])mask=cv2.inRange(hsv,lower\u blue,upper\u blue)cv2.imshow(“image”,mask==cv2.waitKey(0)repeat)>>>如果k==2:如果我的照片在期望范围内,那么我想从相机中获取另一张照片,然后再次检查它