编制一通用的空域卷积程序处理图像。改变模板大小、系数(平滑、锐化)，

观察处理结果。要求：模板大小可变、模板系数可变。-Preparation of a generic spatial convolution image processing procedures. Change the template size, coefficient (smoothing, sharpening),

To observe the treatment results. Requirements: variable template, template size variable coefficient.