Microsoft Visual C++ 6.0环境下的无损压缩测试工程，实现了LZW77算法，压缩效率和速度都不错。-Microsoft Visual C++ 6.0 environment lossless compression testing works, realized LZW77 algorithm, compression efficiency and speed are good.

算术编码的算法实现，算算术编码是信息无损压缩的经典算法，在JPEG等标准中采用。-Arithmetic coding algorithm, arithmetic coding operator information of the classic algorithm for lossless compression, JPEG and other standards in use.

使得在Photoshop可以使用HD Photo。HD Photo是微软公司开发的一款集合无损压缩和有损压缩于一身的图像压缩算法。-Made in Photoshop you can use HD Photo. HD Photo is Microsoft' s development of a set of lossless and lossy compression in an image compression algorithm.