diff --git a/applications/present3D/Cluster.h b/applications/present3D/Cluster.h
index c3db10b62..4fb4176b5 100644
--- a/applications/present3D/Cluster.h
+++ b/applications/present3D/Cluster.h
@@ -172,13 +172,11 @@ class DataConverter
             _numBytes = numBytes;
         }
 
-        char* _startPtr;
-        char* _endPtr;
-        unsigned int _numBytes;
-        bool _swapBytes;
+        ~DataConverter()
+        {
+            delete [] _startPtr;
+        }
 
-        char* _currentPtr;
-        
         void reset()
         {
             _currentPtr = _startPtr;
@@ -327,6 +325,18 @@ class DataConverter
         
         void write(CameraPacket& cameraPacket);
         void read(CameraPacket& cameraPacket);
+
+        char* startPtr() { return _startPtr; }
+        unsigned int numBytes() { return _numBytes; }
+        
+    protected:
+
+        char* _startPtr;
+        char* _endPtr;
+        unsigned int _numBytes;
+        bool _swapBytes;
+
+        char* _currentPtr;
 };
 
 
diff --git a/applications/present3D/present3D.cpp b/applications/present3D/present3D.cpp
index 079f769f2..82f22ca2a 100644
--- a/applications/present3D/present3D.cpp
+++ b/applications/present3D/present3D.cpp
@@ -918,15 +918,15 @@ int main( int argc, char **argv )
                 scratchPad.reset();
                 scratchPad.read(cp);
 
-                bc.setBuffer(scratchPad._startPtr, scratchPad._numBytes);
+                bc.setBuffer(scratchPad.startPtr(), scratchPad.numBytes());
                 
-                std::cout << "bc.sync()"<<scratchPad._numBytes<<std::endl;
+                std::cout << "bc.sync()"<<scratchPad.numBytes()<<std::endl;
 
                 bc.sync();
             }
             else if (P3DApplicationType==SLAVE)
             {
-                rc.setBuffer(scratchPad._startPtr, scratchPad._numBytes);
+                rc.setBuffer(scratchPad.startPtr(), scratchPad.numBytes());
 
                 rc.sync();