对图像进行缩放、剪切。能够处理jpg、tif、bmp等格式图像,包括平滑、模糊、边缘锐化、傅立叶变换、腐蚀、膨胀等-The image scaling, shearing. Can handle jpg, tif, bmp image formats, including smooth, blur, edge enhancement, Fourier transform, corrosion, expansion, etc.