PPMz2 compression of the source

当前公认的最优无损/准无损图像压缩算法之一：calic算法的软件实现。-An accepted lossless and near lossless image compression algrithm: Relization of CALIC on soft.

IMA_Adpcm算法VC实现，支持WAV文件，压缩比1：4-IMA_Adpcm algorithm VC support WAV documents, the compression ratio 1:4

linux系统下实现数据压缩的小波方法，以能量保持率作为标准进行压缩处理。-under the wavelet data compression methods to maintain the rate of energy as a standard compressed.

液晶显示ssd1305去冬样例，可参考-LCD ssd1305 last winter sample can be found

主要是一些文件的操作，新建文件夹、下载，上传、分割文件、合并文件、Unzip解压Zip压缩、剪切、复制、粘贴 等功能-Are mainly for file operations, the new folders, download, upload, split files, merge files, Unzip decompression Zip compression, cut, copy, paste and other functions

可以锁硬盘、大家可以用在保护版权上~。。保留下我的版权~-You can lock the hard disk, we can be used in the protection of copyright on the ~. . Keep under my copyright ~

压缩软件LHA的C源程序代码-compression software LHA C source code

程序功能：模拟DCT编码解码过程，生成带“块效应”的图像 实验图片：lena.jpg(512*512)-Program features: Analog DCT codec process, generated with

this is a huffman tr-huffman tree

哈夫曼编码，基于MFC开发。哈夫曼编码为熵编码中的最佳方法之一，广泛用于各种数据压缩技术中。-Huffman coding, based on the MFC. Huffman coding for entropy coding one of the best ways, for a wide variety of data compression technology.