图像处理经常需要提取图片的ROI,本文使用Python提取图片的ROI. 使用的Module是PIL (Pillow),一个图像处理库,用到的函数为类 Image 中的 crop 方法. 函数原型为: Image.crop(box=None) Returns a rectangular region from this image. The box is a 4-tuple defining the left, upper, right, and lower pixel coordinate.
mac 上python编译报错No module named MySQLdb You installed python You did brew install mysql You did export PATH=$PATH:/usr/local/mysql/bin And finally, you did pip install MySQL-Python 出现 Collecting mysql-python Downloading MySQL-python-1.2.5.zip (108kB)