without VOT toolkit I cannot have the result shown

[xiaoheizi123]

** linux, without VOT toolkit , I comment out some lines of code in runtracker.cpp as following,**
`#include
#include
#include
#include

#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>

#include "kcftracker.hpp"

#include <dirent.h>

using namespace std;
using namespace cv;

int main(int argc, char* argv[]){

if (argc > 5) return -1;

bool HOG = true;
bool FIXEDWINDOW = false;
bool MULTISCALE = true;
bool SILENT = true;
bool LAB = false;

for(int i = 0; i < argc; i++){
	if ( strcmp (argv[i], "hog") == 0 )
		HOG = true;
	if ( strcmp (argv[i], "fixed_window") == 0 )
		FIXEDWINDOW = true;
	if ( strcmp (argv[i], "singlescale") == 0 )
		MULTISCALE = false;
	if ( strcmp (argv[i], "show") == 0 )
		SILENT = false;
	if ( strcmp (argv[i], "lab") == 0 ){
		LAB = true;
		HOG = true;
	}
	if ( strcmp (argv[i], "gray") == 0 )
		HOG = false;
}

// Create KCFTracker object
KCFTracker tracker(HOG, FIXEDWINDOW, MULTISCALE, LAB);

// Frame readed
Mat frame;

// Tracker results
Rect result;

/* // Path to list.txt
ifstream listFile;
string fileName = "images.txt";
listFile.open(fileName);

// Read groundtruth for the 1st frame
ifstream groundtruthFile;
string groundtruth = "region.txt";
groundtruthFile.open(groundtruth);
string firstLine;
getline(groundtruthFile, firstLine);
groundtruthFile.close();

istringstream ss(firstLine);

*/

// Read groundtruth like a dumb
float x1, y1, x2, y2, x3, y3, x4, y4;
char ch;
/*ss >> x1;
ss >> ch;
ss >> y1;
ss >> ch;
ss >> x2;
ss >> ch;
ss >> y2;
ss >> ch;
ss >> x3;
ss >> ch;
ss >> y3;
ss >> ch;
ss >> x4;
ss >> ch;
ss >> y4;      */

// Using min and max of X and Y for groundtruth rectangle
float xMin =  min(x1, min(x2, min(x3, x4)));
float yMin =  min(y1, min(y2, min(y3, y4)));
float width = max(x1, max(x2, max(x3, x4))) - xMin;
float height = max(y1, max(y2, max(y3, y4))) - yMin;


// Read Images
ifstream listFramesFile;
/*string listFrames = "images.txt";
listFramesFile.open(listFrames);    */
string frameName;


// Write Results
ofstream resultsFile;
string resultsPath = "output.txt";
resultsFile.open(resultsPath);

// Frame counter
int nFrames = 0;


while ( getline(listFramesFile, frameName) ){
	frameName = frameName;

	// Read each frame from the list
	frame = imread(frameName, CV_LOAD_IMAGE_COLOR);

	// First frame, give the groundtruth to the tracker
	if (nFrames == 0) {
		tracker.init( Rect(xMin, yMin, width, height), frame );
		rectangle( frame, Point( xMin, yMin ), Point( xMin+width, yMin+height), Scalar( 0, 255, 255 ), 1, 8 );
		resultsFile << xMin << "," << yMin << "," << width << "," << height << endl;
	}
	// Update
	else{
		result = tracker.update(frame);
		rectangle( frame, Point( result.x, result.y ), Point( result.x+result.width, result.y+result.height), Scalar( 0, 255, 255 ), 1, 8 );
		resultsFile << result.x << "," << result.y << "," << result.width << "," << result.height << endl;
	}

	nFrames++;

	if (!SILENT){
		imshow("Image", frame);
		waitKey(1);
	}
}
resultsFile.close();

// listFile.close();

}
**# What should I do to show the result correctly? thank u.**