图象处理　离散余弦变换　用于图象处理　图象处理　离散余弦变换　用于图象处理-image processing discrete cosine transform image processing for image processing discrete cosine transform for image processing

基于离散余弦变换的数字水印嵌入源代码，可以直接运行-Based on the discrete cosine transform digital watermark embedded in the source code can be run directly

实现数字图像基本的各种处理（直方图统计，几何变换，二值化），三大变换（傅里叶，沃尔什，离散余弦），各种复原方法-Basic all kinds of digital image processing (histogram statistics, geometry transformation, binarization), three transform (Fourier, Walsh, discrete cosine), all kinds of recovery methods