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diff --git a/source/blender/compositor/intern/COM_Converter.h b/source/blender/compositor/intern/COM_Converter.h
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+++ b/source/blender/compositor/intern/COM_Converter.h
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+/*
+ * Copyright 2011, Blender Foundation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor: 
+ *		Jeroen Bakker 
+ *		Monique Dewanchand
+ */
+
+#ifndef _COM_Converter_h
+#define _COM_Converter_h
+
+#include "DNA_node_types.h"
+#include "COM_Node.h"
+
+/**
+ * @brief Conversion methods for the compositor
+ */
+class Converter {
+public:
+	/**
+	  * @brief Convert/wraps a bNode in its Node instance.
+	  *
+	  * For all nodetypes a wrapper class is created.
+	  * Muted nodes are wrapped with MuteNode.
+	  *
+	  * @note When adding a new node to blender, this method needs to be changed to return the correct Node instance.
+	  *
+	  * @see Node
+	  * @see MuteNode
+	  */
+	static Node* convert(bNode* bNode);
+	
+	/**
+	  * @brief This method will add a datetype conversion rule when the to-socket does not support the from-socket actual data type.
+	  *
+	  * @note this method is called when conversion is needed.
+	  *
+	  * @param connection the SocketConnection what needs conversion
+	  * @param system the ExecutionSystem to add the conversion to.
+	  * @see SocketConnection - a link between two sockets
+	  */
+	static void convertDataType(SocketConnection* connection, ExecutionSystem *system);
+	
+	/**
+	  * @brief This method will add a resolution rule based on the settings of the InputSocket.
+	  *
+	  * @note Conversion logic is implemented in this method
+	  * @see InputSocketResizeMode for the possible conversions.
+	
+	  * @param connection the SocketConnection what needs conversion
+	  * @param system the ExecutionSystem to add the conversion to.
+	  * @see SocketConnection - a link between two sockets
+	  */
+	static void convertResolution(SocketConnection* connection, ExecutionSystem *system);
+};
+#endif