opencv-显示图片

安装软件

sudo apt install python3 	//确保虚拟机只有python3  ln -sf /usr/bin/python3.6 /usr/bin/python
sudo apt install python3-pip
pip install opencv-python -i https://pypi.tuna.tsinghua.edu.cn/simple
pip install opencv-contrib-python -i https://pypi.tuna.tsinghua.edu.cn/simple

编写python代码

import cv2
image_path = "1.jpg"
img = cv2.imread(image_path)

if img is None:
    print("Error: Could not load image.")
    exit()

cv2.imshow("Display", img)
k = cv2.waitKey(0)

if k == 27:
    # 关闭所有 OpenCV 窗口
    cv2.destroyAllWindows()

运行python代码

@ubuntu:~/opencv$ python3 picture.py