ENH: added skip projectionRef option to the reader

Code/IO/otbImageFileReader.h

@@ -28,6 +28,12 @@ namespace otb
 /** \class ImageFileReader
  * \brief Resource to read an image from a file.
  *
+ * Available options for extended file name are:
+ * - &geom : to specify an external geom file
+ * - &sdataidx : sub-dataset index for composite files
+ * - &resol : resolution factor for jpeg200 files
+ * - &skippr : switch to skip the projection referentiel in ortho-ready files
+ *
  * \sa ImageSeriesReader
  * \sa ImageIOBase
  *
@@ -68,6 +74,7 @@ public:
       std::string  extGEOMFileName;
       unsigned int subDatasetIndex;
       unsigned int resolutionFactor;
+      bool         skipProjRef;
   };
 
   /** Prepare image allocation at the first call of the pipeline processing */

Code/IO/otbImageFileReader.txx

@@ -62,6 +62,7 @@ ImageFileReader<TOutputImage>
   m_Options.extGEOMFileName  = "";
   m_Options.subDatasetIndex  = 0;
   m_Options.resolutionFactor  = 0;
+  m_Options.skipProjRef = false;
 }
 
 template <class TOutputImage>
@@ -437,6 +438,12 @@ ImageFileReader<TOutputImage>
       }
     }
 
+  // If Skip ProjectionRef is activated, remove ProjRef from dict
+  if (m_Options.skipProjRef)
+    {
+    itk::EncapsulateMetaData<std::string>(dict, MetaDataKey::ProjectionRefKey, "");
+    }
+
   //Copy MetaDataDictionary from instantiated reader to output image.
   output->SetMetaDataDictionary(this->m_ImageIO->GetMetaDataDictionary());
   this->SetMetaDataDictionary(this->m_ImageIO->GetMetaDataDictionary());
@@ -625,6 +632,10 @@ ImageFileReader<TOutputImage>
   m_Options.extGEOMFileName = map["geom"];
   m_Options.subDatasetIndex = atoi(map["sdataidx"].c_str());
   m_Options.resolutionFactor = atoi(map["resol"].c_str());
+  if (map["skippr"] == "true")
+    {
+    m_Options.skipProjRef = true;
+    }
 
   this->m_FileName = m_Options.fileName;
 }