高斯平滑，灰度均衡，拉普拉斯锐化（边缘检测），亮度增减，梯度锐化，图像平移，图像旋转，维纳滤波处理-Gaussian smooth, gray balance, Laplacian sharpening (edge detection), the brightness changes, gradient sharpening, image shifting, image rotation, Wiener filter