OpenCV霍夫圆变换，分别从摄像头，本地图片，OpenWRT挂载的网络摄像头获取图像 亮点是程序能从OpenWRT挂载的无线摄像头获取图像-OpenCV Hough transfer, getting video stream local picture, camera and OpenWRT Webcam

路由器openwrt系统交叉编译环境测试代码hellloworld及makefile，liuux可以支持gcc编译，交叉编译环境需要下载OpenWrt-SDK-ar71xx-for-Linux-i686-gcc或直接下载openwrt编译出SDK 文件-Router openwrt cross-compile environment test code hellloworld and the the makefile, liuux support the gcc compiler, cross-