说明：  功能是LeadTools的介绍以及简单的多媒体编程，有两个目录 source\TestLead为LeadTools的介绍，用的是VC++5.0，运行时 文件c:\test.jpg必须准备好
(Function is LeadTools and simple introduction to multimedia programming, there are two directories source \ TestLead to LeadTools presentation, using a VC++5.0, run-time file c: \ test.jpg must be prepared)