MATLAB.rar_matlab 摄像头_matlab拍照_matlab摄像头_visual c_摄像头图像

vidobj = videoinput('winvideo',1,'YUY2_640x480'); sources = vidobj.Source; whos sources set(vidobj,'SelectedSourceName','input1'); sources selectedsrc = getselectedsource(vidobj); get(selectedsrc); delete(vidobj); clear vidobj; clc; clf; clear all; imaqmem(30000000); %申请内存空间 %ADAPTOR:MATLAB与视频设备之间的接口，主要的目的是传递信息 vid = videoinput('winvideo', 1, 'YUY2_640x480'); preview(vid); start(vid); h=figure('NumberTitle','off','Name','视频',... 'MenuBar','none','color','c',... 'Position', [0, 0, 1, 1], 'Visible', 'on'); %新建窗口 set(h,'doublebuffer','on','outerposition',get(0,'screensize')); h1=axes('Position', [0.02, 0.1, 0.4, 0.8],'Parent',h); %新建显示窗口 hold on; axis off; while ishandle(h) %判断是否有效的图像对象句柄 a=getsnapshot (vid); % 捕获图像 flushdata(vid); %清除数据获取引擎的所有数据、置属性SamplesAvailable为0 imshow(a); %显示图像 drawnow; % 实时更新图像 end; delete(vid);