这是一个Linux下的USB摄像头捕捉程序，是一个调用v4l2 （Video for Linux 2）非常好的例子。英文介绍为：This is a driver for the USB video bridge USBVision from Zoran/Nogatech, a USB-only cable used in many \"webcam\" devices. It supports streaming and capture of color or monochrome video

linux 环境下的音频驱动程序，做音频播放时可以参考一下-audio drivers, so audio player can reference

IPHER API Reference.pdf Descr iption of the Installation and Upgrade of the Hi3521a???Hi3520dv300 SDK.txt Differences Between the MPIs of the Hi3521A???Hi3520DV300 and the Hi3521.pdf Differences Between the SDKs of the Hi3521A and Hi3520D V300.pdf