The goal of this lab is (1) to under the defects of software timers, (2) to write a periodic program without timers, (3) to write a periodic program using timer Hardware:Host computer PC Software: GNU GCC -The goal of this lab is (1) to

实现了Video4Linux和USB摄像头驱动的静态加载；（2）库文件的交叉编译与移植，实现了JPEG的交叉编译与移植；（3）V4L的编程思想，实现了视频图像的采集；（3）帧缓冲设备的使用，利用帧缓冲设备实现图像的显示；（4）将摄像头采集的BRG流转为RGB流，实现图像的正常显示以及JPEG格式图片的保存。(实验报告里面包含详细的代码)-Achieved and the USB camera driver Video4Linux static load (2) cross-compiled l