跪求 QT 驱动连接实例,例如用QT写的窗口软件点击某一按钮可以启动摄像头!新手一枚,跪求大神围观!
http://blog.csdn.net/liang19890820/article/details/12782531http://www.oschina.net/code/snippet_124925_3789