在VC++环境下编程实现了一个简单的画图程序，以及一些简单图像处理的功能，如图像线性变换，颜色处理，图像平滑，边缘检测，滤波等功能-In VC++ programming environment to achieve a simple drawing program, as well as some simple image processing functions, such as linear transformation images, color processing, image sm