linux 下C语言运用V4L2开发的USB摄像头获取数据并生成JPG图片的程序，-V4L2 linux using C language development of USB camera to obtain data and generate JPG pictures of the procedure,

UVC协议的通用类库。linux原生支持，基本支持市面上所有免区USB摄像头。此开源库包含JNI及android封装的类库。是目前最好用的安卓USB摄像头类库。(The general class library of the UVC protocol. Linux native support, basically supporting all non - zone USB cameras on the market. This open source library contains the