* Descr iption: this test program will capture the video and audio stream * from a Logitech QuickCam© Pro 3000 USB camera for 10 seconds and stores * it on a file, named "testcam.avi". You can use the microsoft windows * media player to

识别USB ,将U盘文件 Copy,热插拔 USB 设备-Recognition USB, U disk file to Copy, hot-plug USB devices