图像处理程序，C#窗体实现。功能有图像读入，保存；图像拉伸，旋转，缩放，计算直方图，直方图均衡，平滑处理，中直处理，锐化处理等-Image processing procedures, c# form.Features image read, save Image stretching, rotation, scaling, calculate the histogram, the histogram equalization, smooth processing, including proc