能完成基本的图像操作，包括放大、缩小、漫游、图像裁剪、直方图均衡、直方图规定化等操作，希望对数字图像处理的初级学员有帮助-To complete the basic image operations, including Zoom, narrow, roaming, image cropping, histogram equalization, histogram and other provisions of the operatio