opencv初步入门编程1

来源：互联网发布：linux运维面试题编辑：程序博客网时间：2024/05/22 15:11

#include <cv.h>
#include <highgui.h>

int main(int argc,char** argv)
{
////IplImage * img=cvLoadImage(argv[1]);
//IplImage*greyImg = cvCreateImage(cvGetSize(img), img->depth,1);
//IplImage*cannyImg = cvCreateImage(cvGetSize(img), img->depth,1);
//cvConvertImage(img,greyImg);
//cvSmooth(greyImg,cannyImg);
//cvCanny(cannyImg,cannyImg,10,100);

CvCapture* capture=cvCreateCameraCapture(0);

IplImage* frame=cvQueryFrame(capture);
IplImage* greyImg = cvCreateImage(cvGetSize(frame),frame->depth, 1);
IplImage* cannyImg = cvCreateImage(cvGetSize(frame),frame->depth, 1);
CvVideoWriter * writer=cvCreateVideoWriter("hello.avi",CV_FOURCC('X','V','I','D'),33,cvGetSize(frame));

while(1)
{
//capture=cvCreateCameraCapture(0);
IplImage* frame=cvQueryFrame(capture);

//cvConvertImage(frame,greyImg);
//cvSmooth(greyImg,cannyImg);
//cvCanny(cannyImg,cannyImg,140,100);
cvWriteFrame(writer,frame);

cvNamedWindow("example");
cvShowImage("example",frame);
cvWaitKey(33);
}
cvReleaseCapture(&capture);
cvDestroyWindow("example");

}

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