使用python36
源码:
1 #-*- coding:utf-8 -*- 2 import cv2 3 from PIL import Image, ImageTk 4 import numpy as np 5 6 # img = cv2.imread("F:\\作业\\机器视觉\\2017202120089-周健康-机器视觉编程作业03\\test.jpg") 7 # print(img) 8 #这里的返回值竟然是None,无法使用 9 #会出现error: 10 ‘‘‘ 11 12 <PIL.BmpImagePlugin.BmpImageFile image mode=L size=768x575 at 0x25E609C76D8> 13 OpenCV Error: Assertion failed (size.width>0 && size.height>0) in cv::imshow, file D:\Build\OpenCV\opencv-3.4.0\modules\highgui\src\window.cpp, line 339 14 Traceback (most recent call last): 15 File "F:\作业\机器视觉\机器视觉编程作业03\opencv学习001.py", line 25, in <module> 16 cv2.imshow("Image", img) 17 cv2.error: D:\Build\OpenCV\opencv-3.4.0\modules\highgui\src\window.cpp:339: error: (-215) size.width>0 && size.height>0 in function cv::imshow 18 19 ‘‘‘ 20 21 22 #使用PIL的图片处理库解决问题 23 image = Image.open(‘F:\作业\\机器视觉\\2017202120089-周健康-机器视觉编程作业02\\test001.bmp‘) 24 # print(image) 25 data = np.array(image) # 26 # print(data) 27 # d_array = [0]*256 28 29 cv2.namedWindow("Hello Mufasa") 30 cv2.imshow("Hello Mufasa", data) 31 cv2.waitKey (0) 32 cv2.destroyAllWindows()
显示效果:
链接:https://pan.baidu.com/s/1boSWaGf 密码:25ks
原文地址:https://www.cnblogs.com/Mufasa/p/8111006.html
时间: 2024-10-16 00:27:02