opencv 直方图均衡化，通过遍历像素点得到直方图再进行均衡化-opencv histogram equalization obtained by traversing the pixel histogram equalization

OpenCV编程资料，这是个用opencv写的一个简单的图像编辑软件-I made a simple but nice photo editor with OpenCV. It can be used to edit photos, such as, adding simple effects, changing the brightness and the contrast, histogram equalization, face detection, etc. For the GUI, I

采用OpenCV对彩色图像进行直方图均衡化，效果很好。-Using OpenCV for color image histogram equalization, the effect is very good.