源代码：http://download.csdn.net/detail/nuptboyzhb/3961643
版本1.0.3新增内容
打开摄像头
Ø 新建菜单项，Learning OpenCV——> OpenCVr入门——>打开摄像头(c)
Ø 菜单项设置如下：
Ø 建立类向导
Ø 编辑代码
void CCVMFCView::OnMyOpenCamera()
{
// TODO: Add your command handler code here
//Alt+F8 整理代码
int i=1;//截图个数
CvCapture* capture;
CString WindowName1="摄像机";
IplImage *frame = 0;
capture = cvCreateCameraCapture(0);//打开摄像头
if(capture==NULL)
{
MessageBox("未检测到摄像头，请检查摄像头安装是否正确");
}
else
{
assert(capture != NULL );//如果没有打开，中断
cvNamedWindow(WindowName1,CV_WINDOW_AUTOSIZE);
while(1)
{
frame= cvQueryFrame(capture);
if(!frame)
{
break;
}
cvShowImage(WindowName1, frame );
char c = cvWaitKey(10);
if( c == 27 )
{
break;
}
else if(c=='c'||c=='C')
{
CString str;
str.Format( "%d ",i);
CString WindowName2="Capture"+str;
cvNamedWindow(WindowName2,CV_WINDOW_AUTOSIZE);
cvShowImage(WindowName2, frame);
cvWaitKey(0);
cvDestroyWindow(WindowName2);
i++;
}
}
cvReleaseCapture( &capture );
cvDestroyWindow(WindowName1);
}
}
from:http://blog.csdn.net/nupt123456789/article/details/7097900