用OPENCV在視頻幀中顯示幀數

1. #include <opencv2/core/core.hpp>
2. #include <opencv2/highgui/highgui.hpp>
3. #include <iostream>
4. #include <stdio.h>
5. #include <string.h>
6.  
7. using namespace cv;
8. using namespace std;
9.  
10. int main()
11. {
12.     void draw_framecount(Mat Frame,int framecount);
13.     namedWindow("text");
14.     for (int count=1;count<=6000;count++)
15.     {   
16.         char img_str[200];
17.         sprintf(img_str,"D:\\image\\UMN\\Crowd-Activity-%04d.jpg",count);
18.         Mat img=imread(img_str);    
19.         draw_framecount(img,count);
20.         imshow("text",img);
21.         waitKey(100);
22.     }
23. }
24.  
25.  
26. void draw_framecount(Mat Frame,int framecount)//Frameframecount
27. {
28.     char strFrame[10];
29.     sprintf(strFrame, "#%0d ",framecount);
30.     putText(Frame,strFrame,cvPoint(0,20),2,1,CV_RGB(25,200,25));
31. }