bitsensing problem

bitsensing radar

#include <stdio.h>
#include <opencv2/opencv.hpp>
#include <bts24x.h>
#include <bts24x_setting.h>
#include <curses.h> 
using namespace cv;
void test_callback(char* recvdata, int len_recv);
BTS24x radar;
int en_start = 0;
template<typename ... Args>
std::string format_string(const std::string& format, Args ... args)
{
	size_t size = snprintf(nullptr, 0, format.c_str(), args ...) + 1;
	std::unique_ptr<char[]> buffer(new char[size]);
	snprintf(buffer.get(), size, format.c_str(), args ...);
	return std::string(buffer.get(), buffer.get() + size - 1);
}

int main(int argc, char** argv )
{
    
    std::string ip = "192.168.10.150";
    bool res = radar.OpenRadar(ip, test_callback);
    if(res) std::cout <<"radar is connected" << std::endl;
    else std::cout <<"radar is not connected" << std::endl;
    if(res) {
        radar.SetDAQDefault();
        radar.StartRadar();
        
        for(;;){     
            // std::cout <<"status=" <<radar.radar_status <<"\t n_pid =" << radar.daq_list.n_pid << std::endl;            
            halfdelay(100);  
            char c = getchar();
            if(c == 'q'){
                break;
            }else if(c > 0){
                std::cout <<"c = " << c << std::endl;
            }
        }
        std::cout <<"closed : "<< radar.CloseRadar() << std::endl;
    }
    return 0;
}


void test_callback(char* recvdata, int len_recv)
{
    
	vector<BTS24X_PACKET_TRACK_DATA_T> track_data;
	BTS24X_PACKET_IMAGE_T image = { 0, 0, 0, 0, 0 };

	char track_buf[1024*1024];
	string str_track= "";
    if (radar.GetTrackdata(recvdata, len_recv, track_data))
    {
        str_track = "ID\txspeed\t\txpos\t\tyspeed\t\typos\t\tlane\n";
        if(track_data.size() >0 ){
            std::cout<<track_data.size()<<std::endl;
            std::cout << sizeof(recvdata) / sizeof(recvdata[0]) << "\t" << recvdata << "\t" << len_recv << "\t"<<track_data.size()<<std::endl;
        }
        
    }
}