继 Discrete Cosine Transform: Algorithms, Advantages, Applications (K. R. Rao and P. Yip) 之后的一本关于离散余弦变换(DCT)的快速实现算法的最新专著. 本书第五章“Integer Discrete Cosine/Sine Transforms”关于DCT整数近似实现写的非常详细和精彩, 很方便大家编程实现. 值得一提的是本书的第一作者Vladimir Britanak 一直在从事DCT, 尤其是改进的离散余

This program transform an image from bmp type to array. it s visual c-This program transform an image from bmp type to array. it s visual c++

ezw和huffman混合压缩编码，对感兴趣区域采用了huffman无损压缩，非感兴趣区调用ezw压缩-ROI ezw mixed and Huffman coding-Shapiro s embedded zero tree wavelet coding algorithm (EZW Embedded Zerotree Wavelet), whose starting point is at all levels of sub-band wavelet transform coefficie