安卓系统采用v4l2接口(类uvc)打开YUYV和MJPEG摄像头，支持热插拔。

Eclipse project for android to use USB Webcam. To run this application, the following conditions should be satisfied. 1) The kernel is V4L2 enabled, e.g., CONFIG_VIDEO_DEV=y CONFIG_VIDEO_V4L2_COMMON=y CONFIG_VIDEO_MEDIA=y CONFIG_USB_VIDEO_CLASS=y CONFIG_V4L_USB_DRIVERS=y CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV=y 2) The permission of /dev/video0 is set 0666 in /ueventd.xxxx.rc 3) USB WebCam is UVC camera, and it supports 640x480 resolution with YUYV format. Supported platform : Iconia Tab A500. This application will also work on V4L2-enabled pandaboard and beagleboard.