一个图像处理程序，包括图像的打开，保存，旋转，平滑，锐化，恢复，直方图查看，直方图均衡，分块ＤＣＴ，ＩＤＣＴ等，适合图像处理初学者使-An image processing procedures, including images of the open, save, rotate, smooth, sharpen, restore, histogram view, histogram equalization, sub-block DCT, IDCT, etc., suitable for b