error: OpenCV(3.4.2) C:\Miniconda3\conda-bld\opencv-suite_1534379934306\work\modules\highgui\src\window.cpp:356: error: (-215:Assertion failed) size.width>0 && size.height>0 in function ‘cv::imshow’
运行代码如下:
import cv2 as cv
src=cv.imread('F:\img\1.jpg')
cv.namedWindow('input_image', cv.WINDOW_AUTOSIZE)
cv.imshow('input_image'