CvCapture *capture;
capture = cvCreateCameraCapture(0);
cvNamedWindow("Laplace",0);
IplImage *frame;
while(1)
{
frame = cvQueryFrame(capture);//运行到这,出现failed to load opencl //runtime
cvShowImage("Laplace",frame);
if('a' ==cvWaitKey(10))
break;
}
cvReleaseCapture(&capture);
cvDestroyWindow("Laplace");
return 0;
设备打开的位置,做一下设备是否打开的判断