# 创建环境
conda create -n Deal_pics python=3.8
sudo apt install imagemagick
# 安装包
conda activate Deal_pics
pip install --upgrade pip
pip install opencv-python

# 解决BUG
# 命令：python cv2.Canny(image, 50, 150)
# 错误：cv2.error: OpenCV(4.5.5) /io/opencv/modules/imgproc/src/canny.cpp:829: error: (-215:Assertion failed) _src.depth() == CV_8U in function 'Canny'
# 错误原因：Canny函数只对0~255起作用，对0~1不起作用
# 解决方案：image = (image*255).astype(np.uint8)

