Added needed header, changed macro name.

modules/imgproc/src/lsd.cpp

@@ -308,11 +308,8 @@ void LSD::flsd(std::vector<Vec4i>& lines,
             // {
             //     region.data[reg[i].x + reg[i].y * width] = ls_count;
             // }
-
         }
-    
     }
- 
 }
 
 void LSD::ll_angle(const double& threshold, const unsigned int& n_bins, std::vector<coorlist>& list)

samples/cpp/lsd_lines.cpp

@@ -2,6 +2,7 @@
 #include <string>
 
 #include "opencv2/core/core.hpp"
+#include "opencv2/core/utility.hpp"
 #include "opencv2/imgproc/imgproc.hpp"
 #include "opencv2/highgui/highgui.hpp"
 
@@ -18,7 +19,7 @@ int main(int argc, char** argv)
 
     std::string in = argv[1];
 
-	Mat image = imread(in, CV_LOAD_IMAGE_GRAYSCALE);
+    Mat image = imread(in, IMREAD_GRAYSCALE);
 
     // Create and LSD detector with std refinement.
     LSD lsd_std(LSD_REFINE_STD);