数字图像处理作业，包括：bmp图像的读取，图像的缩放，直方图均衡化等操作的c代码，还有一些关于傅里叶变换，KL变换，哈达吗变换，huffman编码的习题。可以供学习这门课程的同学参考学习。-Digital image processing operations, including: bmp image reading, image scaling, histogram equalization, and other operations of the c code, and some on t