V4L2(Video for Linux 2)的测试程序,出自官方网站。并附带一份V4L2的规范文档。运行环境是X-window,对内核没有特殊要求。-V4L2 (Video for Linux 2) of the test program came from the official website. And accompanied by a V4L2 specification document. Operating environment is the X-window, and there are no special requirements on the kernel.
我做的闹钟程序 既包含了Qlcdnumber显示当前时间 也能在时间到的时候提醒-I do not only contain Qlcdnumber alarm clock program displays the current time can also time to time to remind the