matlab链接摄像头

imaqhwinfo; %查看硬件信息
%若是 InstalledAdaptors:{}表示摄像头为空
%如果摄像头只是一般的摄像头的话,输入
supportPackageInstaller;
%安装OS Generic Video Interface;
%此时在查看
imaqhwinfo;
%这是应该有
InstalledAdaptors:{'winvideo'};
%接下来
cam_info = imaqhwinfo('winvideo');
cam_info.DeviceInfo.DeviceID;%查看摄像头ID
cam_info.DeviceInfo.SupportedFormats;%查看摄像头支持的格式
%选择摄像头显示
vid = videoinput('winvideo',1);
preview(vid);