采用v4l2 进行USB摄像头数据采集，并且，能够通过QT界面来进行图像数据的显示-Using v4l2USB camera data acquisition, and, through QT interface to the display image data,,,

适用于第二届浙江省机器人比赛上位机程序，采用qt编程，实现串口通信和halcon图像处理功能。(Apply to the second Zhejiang robot contest host computer program, using qt programming, serial communication and halcon image processing functions.)

QT 捕获UVC摄像头，枚举摄像头设备，预览显示图像，拍照等(QT captures UVC cameras, enumerates camera devices, previews display images, photographs, etc.)