opencv是目前广泛流行的一个开源图像处理库。基于它实现各种图像处理的二次开发都十分方便。本程序基于opencv简洁的实现了图像处理中的同态滤波器，注释清楚，便于大家学习和使用。-OpenCV is a widely popular open-source image processing library. Based on its various image processing to achieve the second development is very convenient. Op