main lfr loop back to camera

lfr.cpp

     namedWindow("Display window");
     while(iAmLooping)
     {
-        Mat image = input.readFile("C:\\Line-Following-Robot\\Test_data");
-        Mat processedImage = image;
-        processing.processImage(processedImage, this->thresholdBinary, this->gaussKernelSize);
-        std::vector<Vec4i> lines = processing.calculateLineSegments(processedImage);
+        Mat image = input.readWebcam();
+        processing.processImage(image, this->thresholdBinary, this->gaussKernelSize);
+        std::vector<Vec4i> lines = processing.calculateLineSegments(image);
         for( size_t i = 0; i < lines.size(); i++ )
         {
             line( image, Point(lines[i][0], lines[i][1]),