vs2013+opencv 打开摄像头 分辨率可修改

#include <stdio.h> #include<opencv2/opencv.hpp> #include "opencv2/imgproc/imgproc.hpp" #include "opencv2/highgui/highgui.hpp" #include<iostream> #include<thread> using namespace cv; using namespace std; VideoCapture capture; int main() { CvCapture *camera = cvCaptureFromCAM(0); if (NULL == camera) { cout << "打开摄像头失败" << endl; } cvSetCaptureProperty(camera, CV_CAP_PROP_FRAME_WIDTH, 3264); cvSetCaptureProperty(camera, CV_CAP_PROP_FRAME_HEIGHT, 2448); namedWindow("aratek", 0); while (1) { IplImage * img = cvQueryFrame(camera); //cvSaveImage("1.jpg", img); cvShowImage("aratek", img); waitKey(20); } cvReleaseCapture(&camera); return 0; }