这是DVD中伺服部分的核心代码，几乎所有的DVD播放机都是基于这个开发的，控制光盘读出数据，公司花了大价钱买来的，现在项目撤销了，特向大家奉献大礼，不可多得的阿-This is a DVD in the servo part of the core code, almost all DVD players are based on the development, control读出数据CD-ROM, the company spent much of the price of purchase