Linux下的USB摄像头拍照程序，以Qt4作为GUI，目前测试过zc301,ov511芯片，拍照后直接保存为jpeg文件。支持嵌入式Linux，实验平台：QQ2440+N35。-Linux under the USB camera to take photographs procedures to Qt 4 as a GUI, is currently tested zc301, ov511 chips, photographs directly saved as jpeg files. Su