ENH: added skip geom option to the reader

Code/IO/otbExtendedFilenameToReaderOptions.cxx

@@ -40,6 +40,9 @@ ExtendedFilenameToReaderOptions
   m_Options.skipCarto.first  = false;
   m_Options.skipCarto.second = false;
 
+  m_Options.skipGeom.first  = false;
+  m_Options.skipGeom.second = false;
+
   m_Options.nbSetOptions = 0;
 }
 
@@ -89,9 +92,25 @@ ExtendedFilenameToReaderOptions
       }
     }
 
+  if (!map["skipgeom"].empty())
+    {
+    m_Options.skipGeom.first = true;
+    m_Options.nbSetOptions ++;
+
+    if (   map["skipgeom"] == "On"
+        || map["skipgeom"] == "on"
+        || map["skipgeom"] == "ON"
+        || map["skipgeom"] == "true"
+        || map["skipgeom"] == "True"
+        || map["skipgeom"] == "1"   )
+      {
+      m_Options.skipGeom.second = true;
+      }
+    }
+
   if (m_Options.nbSetOptions < nbOpts)
     {
-    itkWarningMacro("Some unknown reader options have been detected")
+    itkWarningMacro("Some unknown reader options have been detected");
     }
 }
 
@@ -160,4 +179,17 @@ ExtendedFilenameToReaderOptions
   return m_Options.skipCarto.second;
 }
 
+bool
+ExtendedFilenameToReaderOptions
+::SkipGeomIsSet () const
+{
+  return m_Options.skipGeom.first;
+}
+bool
+ExtendedFilenameToReaderOptions
+::GetSkipGeom () const
+{
+  return m_Options.skipGeom.second;
+}
+
 } // end namespace otb

Code/IO/otbExtendedFilenameToReaderOptions.h

@@ -32,6 +32,7 @@ namespace otb
  * - &sdataidx : sub-dataset index for composite files
  * - &resol : resolution factor for jpeg200 files
  * - &skipcarto : switch to skip the cartographic informations
+ * - &skipgeom  : switch to skip the geometric informations
  *
  *  \sa ImageFileReader
  */
@@ -59,6 +60,7 @@ public:
     std::pair< bool, unsigned int >  subDatasetIndex;
     std::pair< bool, unsigned int >  resolutionFactor;
     std::pair< bool, bool         >  skipCarto;
+    std::pair< bool, bool         >  skipGeom;
     unsigned int                     nbSetOptions;
   };
 
@@ -75,6 +77,8 @@ public:
   unsigned int GetResolutionFactor () const;
   bool SkipCartoIsSet () const;
   bool GetSkipCarto () const;
+  bool SkipGeomIsSet () const;
+  bool GetSkipGeom () const;
 
 protected:
   ExtendedFilenameToReaderOptions();

Code/IO/otbImageFileReader.txx

@@ -471,8 +471,20 @@ ImageFileReader<TOutputImage>
     }
 
   //Copy MetaDataDictionary from instantiated reader to output image.
-  output->SetMetaDataDictionary(this->m_ImageIO->GetMetaDataDictionary());
-  this->SetMetaDataDictionary(this->m_ImageIO->GetMetaDataDictionary());
+  if (!m_FilenameHelper->GetSkipGeom())
+    {
+    output->SetMetaDataDictionary(this->m_ImageIO->GetMetaDataDictionary());
+    this->SetMetaDataDictionary(this->m_ImageIO->GetMetaDataDictionary());
+    }
+  else
+    {
+    itk::MetaDataDictionary dictLight;
+    std::string projRef;
+    itk::ExposeMetaData(dict, MetaDataKey::ProjectionRefKey, projRef);
+    itk::EncapsulateMetaData<std::string>(dictLight, MetaDataKey::ProjectionRefKey, projRef);
+    output->SetMetaDataDictionary(dictLight);
+    this->SetMetaDataDictionary(dictLight);
+    }
 
   typedef typename TOutputImage::IndexType IndexType;