我用的是veye-IMX327摄像头,树莓派板子,python实现,想用摄像头采图并显示,但是套用例程里的函数时不出图,报如下错误。
我是用qt绘制的.ui界面,把界面动态加载到程序里的。静态加载并没有报这个错误。不知哪位大神能解答一下这个错误原因是什么?

另外,直接对frame.shape为何不对呢?
h, w = frame.shape[:2]
原代码如下:
def show_camera(self):
frame = self.camera.capture(encoding = 'i420')
height = int(align_up(1080, 16))
width = int(align_up(1920, 32))
image = frame.as_array.reshape(int(height * 1.5), width)
#h, w = frame.shape[:2]
#h = frame.height
#w = frame.wight
image = frame.as_array.reshape(int(h * 1.5), w)
self.image = cv2.cvtColor(image, cv2.COLOR_YUV2BGR_I420)
# Release memory
self.camera.release_buffer(frame)
del frame
show = cv2.cvtColor(self.image, cv2.COLOR_BGR2RGB)
showImage = QtGui.QImage(show.data, show.shape[1], show.shape[0], QtGui.QImage.Format_RGB888) # QImage::QImage ( uchar * data, int width, int height, Format format )
self.ui.label_face.setPixmap(QtGui.QPixmap.fromImage(showImage))
self.ui.label_face.setScaledContents(True)