arithmetic

完善后的LZMA(7ZIP)压缩DLL文件,且带有示范使用源码。(Perfect after LZMA (7ZIP) compressed DLL files, and a demonstration on the use of source code.)

C++编程SM3压缩算法源码，接口简单易用(SM3 compression algorithm)

Huffman编码，使用哈弗曼树生成前缀码，把输入的字符编码并把原字符解码(Huffman code and decode)

利用gzip.dll解压http请求返回的内容。内附gzip.dll。参考网上资料自己写的VB6工程源码。自己编译EXE的时候注意把gzip.dll释放到exe所在目录。(Use gzip.dll to decompress the content returned by HTTP request. Gzip.dll is attached. Refer to the VB6 project source code written by myself.)

说明：  利用gzip.dll解压http请求返回的内容。内附gzip.dll。参考网上资料自己写的VB6工程源码。自己编译EXE的时候注意把gzip.dll释放到exe所在目录。(Use gzip.dll to decompress the content returned by HTTP request. Gzip.dll is attached. Refer to the VB6 project source code written by myself.)

利用Huffman编码方式对一段文字进行编码和解码。哈夫曼编码是可变字长编码(VLC)的一种。(Using the Huffman encoding method for encoding and decoding of a paragraph of text. Huffman code is a variable length coding (VLC) is a kind of.)

香农编码的C++实现。原理说明以及源代码。(The Shannon coding C++. Principle of instructions and source code.)

视音频课程作业，对视频抽帧，对单张图片进行yuv420采样、DCT变化、量化以及反量化、IDCT变化(Jpeg Encoding & Decoding)

Jepg2000的压缩解压(Jepg2000 compression decompression)

工程之间的转换 主要针对 05 和08 希望对大家有帮助(Projects aimed at the conversion between 05 and 08 We want to help)