Code_to_Capture_Video.cpp

#include <opencv2/highgui/highgui.hpp>
#include <raspicam/raspicam_cv.h>
#include <iostream>
#include <chrono>
#include <ctime>

using namespace std;
using namespace cv;
using namespace raspicam;

Mat frame;

void Setup ( int argc,char **argv, RaspiCam_Cv &Camera )
  {
    Camera.set ( CAP_PROP_FRAME_WIDTH,  ( "-w",argc,argv,400 ) );
    Camera.set ( CAP_PROP_FRAME_HEIGHT,  ( "-h",argc,argv,240 ) );
    Camera.set ( CAP_PROP_BRIGHTNESS, ( "-br",argc,argv,50 ) );
    Camera.set ( CAP_PROP_CONTRAST ,( "-co",argc,argv,50 ) );
    Camera.set ( CAP_PROP_SATURATION,  ( "-sa",argc,argv,50 ) );
    Camera.set ( CAP_PROP_GAIN,  ( "-g",argc,argv ,50 ) );
    Camera.set ( CAP_PROP_FPS,  ( "-fps",argc,argv,100));

}
int main(int argc,char **argv)
{
	RaspiCam_Cv Camera;
	Setup(argc, argv, Camera);
	cout<<"Connecting to camera"<<endl;
	if (!Camera.open())
	{
	cout<<"Failed to Connect"<<endl;
     }    
     cout<<"Camera Id = "<<Camera.getId()<<endl;     
    while(1)
    {
    auto start = std::chrono::system_clock::now();
    Camera.grab();
    Camera.retrieve( frame);
    auto end = std::chrono::system_clock::now();
  
    std::chrono::duration<double> elapsed_seconds = end-start;
    
    float t = elapsed_seconds.count();
    int FPS = 1/t;
    cout<<"FPS = "<<FPS<<endl;
    imshow("orignal", frame);
  
    waitKey(1);
       
    }
  
    return 0;
     //done in video
}