Zip文件的加压解压

Chip type : ATmega8 Program type : Application Clock frequency : 8.000000 MHz Memory model : Small External SRAM size : 0 Data Stack size : 256 *****************************************************/ #include #include #include #include #include #include #define TG PORTB.1 #define RF_Rx PIND.2 #defi-Chip type : ATmega8 Program type : Application Clock frequency : 8.000000 MHz Memory model : Small External SRAM size : 0 Data Stack size : 256 *****************************************************/ #include #include #include #include #include #include #define TG PORTB.1 #define RF_Rx PIND.2 #defi

本代码为采用小波基进行图像压缩的代码程序，压缩率可以达到1/32。采用vc编写。-code for the use of wavelet image compression code procedures, compression ratio can reach 1/32. Prepared using vc.

LZW压缩算法源代码和示例程序代码c-LZW compression calculates the law origin code and demonstration procedure code c

a-law u-law pcm间的转换，提供了快速实现这几种编码的转换方法 -a-law u-law pcm the conversion, the rapid realization of these various ways of coding

文件压缩功能：压缩指定单个文件，或多个文件（zip格式）；察看压缩文件内每个文件的大小，压缩比信息；解压缩指定文件（zip格式），允许选择压缩包内单个文件进行解压缩；察看整个压缩包的压缩比等信息。-compression function : Compression designated single document, or multiple documents (zip format); A look inside compressed files, each file size, compression ratio; Decompress the specified file (zip format), allowing choice within a single compressed file decompression; Look at the whole compression packet compression ratio and other information.

signal-processing.rar信号处理demo原码-signal processing signal-processing.rar the original demo code

算术编码程序源代码，可以实现分数比特率。远比Huffman灵活-Arithmetic coding source code, you can realize Score bitrate. Huffman flexible than

huffman编码实现文本文档的压缩和解压缩，简单好用-huffman encoding text documents realize the compression and decompression, easy-to-use

huffman编码译码器，实现前提是消息中的字符及其频度均为已知量！-huffman

本程序采用了最简单的方块编码对512×512的lena图像进行了编码.运行程序后可以看出，方块取得越大，图像编码后失真越大。-This procedure uses the most simple code box 512 × 512 on the lena image coding. After running the program we can see that the box to obtain the greater the greater the distortion image is encoded.