area_0=cv2.contourArea(contours=[0])
cv2.error: OpenCV(4.8.0) :-1: error: (-5:Bad argument) in function 'contourArea'
> Overload resolution failed:
> - contourArea() missing required argument 'contour' (pos 1)
> - contourArea() missing required argument 'contour' (pos 1)
这是什么错误?
cv2.error: OpenCV(4.8.0) :-1: error: (-5:Bad argument) in function 'contourArea'
> Overload resolution failed:
> - contourArea() missing required argument 'contour' (pos 1)
> - contourArea() missing required argument 'contour' (pos 1)
这是什么错误?













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