这是ARM课程和Linux的课程的一个体系的课件资料，介绍得非常详细，非常适合初学者学习，拿来和大家一起分享。-This is the ARM Linux course curriculum and a system of courseware information on very detailed, very suitable for beginners to learn, be used to share with everyone.

V4L2编程使用USB摄像头生成一张图片-V4L2 programming using USB camera produces a picture