FIX: Use grm::GraphToOTBImage, and fix polygon re-ordering

include/lsgrmGraphOperations.txx

@@ -102,6 +102,13 @@ MergeAllGraphsAndAchieveSegmentation(
   LabelImageIterator it(labelImage, labelImage->GetLargestPossibleRegion());
   const typename TSegmenter::LabelImageType::InternalPixelType noDataLabel = 0;
   typename TSegmenter::LabelImageType::InternalPixelType label = 1;
+
+  // Get the maximum label value
+  for(it.GoToBegin();!it.IsAtEnd(); ++it)
+    if (it.Get() > label)
+      label = it.Get();
+
+  // Compute LUT
   vnl_vector<typename TSegmenter::LabelImageType::InternalPixelType> lut(label,noDataLabel);
   for(it.GoToBegin();!it.IsAtEnd(); ++it)
     {
@@ -112,6 +119,8 @@ MergeAllGraphsAndAchieveSegmentation(
       label++;
       }
     }
+
+  // Apply LUT
   for(it.GoToBegin();!it.IsAtEnd(); ++it)
     it.Set(lut[it.Get()]);
 

include/lsgrmSegmenter.h

@@ -21,7 +21,6 @@
 
 #include "macro-generator.h"
 #include "grmSegmenter.h"
-#include "lsgrmGraphToOtbImage.h"
 namespace lsgrm
 {
 template<class TSegmenterType>