opencv 用摄像头提取图片后图片命名问题

来源：互联网发布：mac软件开发工具编辑：程序博客网时间：2024/05/18 03:01

上午在调试程序：如何将摄像头采集到的视频隔一段时间自动扑获，并自动保存为图像，在网上看到一段程序，自己看了看，没能把那个捕获时间调出来（这个程序以后捕获摄像头的时间间隔太短，摄像机都没来得及完全启动，就又进行另一幅图片的捕获），特贴出来请高手指点！

#include "opencv2/objdetect/objdetect.hpp"#include "opencv2/highgui/highgui.hpp"#include "opencv2/imgproc/imgproc.hpp"#include <iostream>#include <stdio.h>#include<time.h>using namespace std;using namespace cv;//#include<stdio.h>//#include<stdlib.h>//#include"cv.h"//#include"highgui.h"//#include<time.h>int main()  {    while(1)    {      time_t now;      struct tm  *timenow;      time(&now);  char outFileName[]="2011-01-01 24H00M00S.jpg";//修改timenow = localtime(&now);printf("saving...\n");*(outFileName+5)=timenow->tm_mon/10+'0';*(outFileName+6)=timenow->tm_mon%10+'0';*(outFileName+8)=timenow->tm_mday/10+'0';*(outFileName+9)=timenow->tm_mday%10+'0';*(outFileName+11)=timenow->tm_hour/10+'0';*(outFileName+12)=timenow->tm_hour%10+'0';*(outFileName+14)=timenow->tm_min/10+'0';*(outFileName+15)=timenow->tm_min%10+'0';*(outFileName+17)=(timenow->tm_sec)/10+'0';*(outFileName+18)=(timenow->tm_sec)%10+'0';     CvCapture  *capture =cvCaptureFromCAM(1);     IplImage *img=0;     img = cvQueryFrame(capture);     if (!img)     {       printf("Could not grab a frame\n\7");       exit(0);     }    if(!cvSaveImage(outFileName,img)) printf("Could not save: %s\n",outFileName);    /*char c = cvWaitKey(1000000);       if(c == 10000)       {        break;   }  */   cvReleaseCapture(&capture);    }  return 0;  }