ENH: Adding no data flags and value in metadata keys

Modules/Adapters/OSSIMAdapters/include/otbMetaDataKey.h

@@ -67,6 +67,9 @@ namespace MetaDataKey
   extern char const* TileHintX;
   extern char const* TileHintY;
 
+  extern char const * NoDataValueAvailable;
+  extern char const * NoDataValue;
+
 
   enum  KeyType
     {
@@ -77,6 +80,7 @@ namespace MetaDataKey
     TVECTOR,
     TOSSIMKEYWORDLIST,
     TVECTORDATAKEYWORDLIST,
+    TBOOLVECTOR
     };
   /*
   typedef struct
@@ -102,6 +106,7 @@ namespace MetaDataKey
   KeyType GetKeyType(const std::string& name);
 
   typedef std::vector<double>               VectorType;
+  typedef std::vector<bool>                 BoolVectorType;
   typedef itk::VariableLengthVector<double> VariableLengthVectorType;
 }
 

Modules/Adapters/OSSIMAdapters/src/otbMetaDataKey.cxx

@@ -59,6 +59,9 @@ char const* CacheSizeInBytes = "CacheSizeInBytes";
 
 char const* TileHintX = "TileHintX";
 char const* TileHintY = "TileHintY";
+
+char const * NoDataValueAvailable = "NoDataValueAvailable";
+char const * NoDataValue = "NoDataValue";
 }
 
 const MetaDataKey::KeyTypeDef Types[] =
@@ -86,7 +89,9 @@ const MetaDataKey::KeyTypeDef Types[] =
   MetaDataKey::KeyTypeDef(MetaDataKey::SubDatasetIndex,                   MetaDataKey::TENTIER),
   MetaDataKey::KeyTypeDef(MetaDataKey::CacheSizeInBytes,                  MetaDataKey::TENTIER),
   MetaDataKey::KeyTypeDef(MetaDataKey::TileHintX,                         MetaDataKey::TENTIER),
-  MetaDataKey::KeyTypeDef(MetaDataKey::TileHintY,                         MetaDataKey::TENTIER)
+  MetaDataKey::KeyTypeDef(MetaDataKey::TileHintY,                         MetaDataKey::TENTIER),
+  MetaDataKey::KeyTypeDef(MetaDataKey::NoDataValueAvailable,              MetaDataKey::TVECTOR),
+  MetaDataKey::KeyTypeDef(MetaDataKey::NoDataValue,                       MetaDataKey::TVECTOR)
   };
 
 MetaDataKey::KeyType MetaDataKey::GetKeyType(const std::string& name)