C codes and programming Embedded system

doushi jingxuande asfsadfsdaf-safsdafsdafasdfsadfsdfsadfsdfa

又一个用于压缩与解压的东东，本打算用来研究winzip的~-compress zip

dm642芯片支持库，是合众大的，对dm642上的视频开发回有帮助的-DM642 chip support library, is the largest union on the DM642

压缩/解压缩类源码-compression/decompression source category

Lossless Audio 缩解压 window-Lossless Audio reduction extracting window

实现JPEG的压缩和编码 （1）首先通过DCT变换去除数据冗余； （2）使用量化表对DCT系数进行量化； （3）对量化后的系数进行Huffman编码。 -The realization of JPEG compression and coding (1) First of all, through the DCT transform to remove data redundancy (2) the use of quantization table of quantization DCT coefficients (3) of the coefficients after quantization Huffman coding.

3d_spiht

该程序是一个用matlab语言编写的jepg压缩解压程序，代码不是太长，适合大家学习交流-The program is a language used matlab JEPG compression decompression procedures, the code is not too long for them to learn from the exchange of

智能寻迹下车，避障，寻迹和时间，以及一路的路程显示，-Intelligent tracing off, obstacle avoidance, and time of tracing, as well as along the route show that

由7-zip提供的压缩、解压缩程序，支持7z/LZMA/BCJ/BCJ2，提供最高的压缩比-from 7-zip with the compression, decompression procedures, 7 z/LZMA/BCJ/BCJ2 support, providing the highest compression ratio