ENH: expose tiling layout (tile hint) in output image metadata

include/otbTensorflowMultisourceModelFilter.h

@@ -21,6 +21,10 @@
 #include "otbTensorflowDataTypeBridge.h"
 #include "otbTensorflowCopyUtils.h"
 
+// Tile hint
+#include "itkMetaDataObject.h"
+#include "otbMetaDataKey.h"
+
 namespace otb
 {
 

include/otbTensorflowMultisourceModelFilter.hxx

@@ -288,6 +288,13 @@ TensorflowMultisourceModelFilter<TInputImage, TOutputImage>
   m_NullPixel.SetSize(outputPtr->GetNumberOfComponentsPerPixel());
   m_NullPixel.Fill(0);
 
+  //////////////////////////////////////////////////////////////////////////////////////////
+  //                        Set the tiling layout hint in metadata
+  //////////////////////////////////////////////////////////////////////////////////////////
+
+  itk::EncapsulateMetaData(outputPtr->GetMetaDataDictionary(), MetaDataKey::TileHintX, m_OutputGridSize[0]);
+  itk::EncapsulateMetaData(outputPtr->GetMetaDataDictionary(), MetaDataKey::TileHintY, m_OutputGridSize[1]);
+
  }
 
 template <class TInputImage, class TOutputImage>