安装DirectX 9.0b sdk和OpenCV_1.0，这是我的搭配，实践过肯定可以说没问题,文档是对Direct show的配置以及常见错误。-Install DirectX 9.0b sdk and OpenCV_1.0, this is my mix of the practical experience can certainly say no problem, the document is the Direct show the configuration and common

图像识别人的手势，并按照手势演奏音乐。本代码使用c语言编写，视频是基于Direct Show SDK基础的。-Image identify the gestures, and follow the signs to play music.