diff --git a/code/ryzom/client/src/camera_animation_manager/camera_animation_modifier_player_factory.cpp b/code/ryzom/client/src/camera_animation_manager/camera_animation_modifier_player_factory.cpp
new file mode 100644
index 000000000..0221a88c3
--- /dev/null
+++ b/code/ryzom/client/src/camera_animation_manager/camera_animation_modifier_player_factory.cpp
@@ -0,0 +1,54 @@
+// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
+// Copyright (C) 2010  Winch Gate Property Limited
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+// 
+
+#include "camera_animation_manager/camera_animation_modifier_player_factory.h"
+
+std::vector<std::pair<std::string, ICameraAnimationModifierPlayerFactory*> >* ICameraAnimationModifierPlayerFactory::Entries;
+
+ICameraAnimationModifierPlayer* ICameraAnimationModifierPlayerFactory::initModifier(const std::string& name, NLMISC::CBitMemStream& impulse)
+{
+	// We search the correct modifier type in our entries
+	for (uint i = 0; i < Entries->size(); i++)
+	{
+		if (name == (*Entries)[i].first)
+		{
+			ICameraAnimationModifierPlayer* ret = (*Entries)[i].second->instanciate();
+			if (!ret)
+			{
+				nlwarning("BUG IN CAMERA ANIMATION MODIFIER PLAYER FACTORY : BAD INIT CODE %s", name.c_str());
+				return NULL;
+			}
+			// We init the modifier
+			if (!ret->initModifier(impulse))
+			{
+				nlwarning("building camera animation modifier player failed %s", name.c_str());
+				delete ret;
+				return NULL;
+			}
+
+			return ret;
+		}
+	}
+	return NULL;
+}
+
+void ICameraAnimationModifierPlayerFactory::init()
+{
+	if (!Entries)
+		Entries = new std::vector<std::pair<std::string, ICameraAnimationModifierPlayerFactory*> >;
+}
+
diff --git a/code/ryzom/client/src/camera_animation_manager/camera_animation_modifier_player_factory.h b/code/ryzom/client/src/camera_animation_manager/camera_animation_modifier_player_factory.h
new file mode 100644
index 000000000..006d71c0d
--- /dev/null
+++ b/code/ryzom/client/src/camera_animation_manager/camera_animation_modifier_player_factory.h
@@ -0,0 +1,84 @@
+// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
+// Copyright (C) 2010  Winch Gate Property Limited
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef RY_CAMERAANIMATIONMODIFIERPLAYERFACTORY_H
+#define RY_CAMERAANIMATIONMODIFIERPLAYERFACTORY_H
+
+#include <string>
+#include <vector>
+#include "nel\misc\bit_mem_stream.h"
+
+/************************************************************************/
+/* Interface for camera animation modifiers.
+ * It has to be able to parse the modifier from an impulse and to play it
+ */
+/************************************************************************/
+class ICameraAnimationModifierPlayer
+{
+public:
+	/// This function is called when it's time to init the modifier from an impulse
+	virtual bool initModifier(NLMISC::CBitMemStream& impulse) = 0;
+
+	/// Function that plays the modifier
+	virtual void playModifier() = 0;
+
+protected:
+};
+
+/************************************************************************/
+/* Factory class that can instanciate the correct camera animation modifier player.
+ * 
+ * \author Fabien Henon
+ * \date 2012
+ */
+/************************************************************************/
+class ICameraAnimationModifierPlayerFactory
+{
+public:
+	/// Function that will instanciate the correct camera animation modifier player in function of the modifier name
+	static ICameraAnimationModifierPlayer* initModifier(const std::string& name, NLMISC::CBitMemStream& impulse);
+protected:
+
+	/// Functions used to be able to create the camera animation modifiers players
+	static void init();
+	virtual ICameraAnimationModifierPlayer* instanciate() = 0;
+	static std::vector<std::pair<std::string, ICameraAnimationModifierPlayerFactory*> >* Entries;
+};
+
+// Define used to register the different types of camera animation modifiers players
+#define CAMERA_ANIMATION_REGISTER_MODIFIER_PLAYER(_class_,_name_) \
+class _class_##CameraAnimationModifierPlayerFactory : public ICameraAnimationModifierPlayerFactory \
+{\
+public:\
+	_class_##CameraAnimationModifierPlayerFactory()\
+{\
+	init();\
+	std::string str = std::string(_name_); \
+	for (uint i = 0; i < (*Entries).size(); i++ ) \
+{\
+	if ( (*Entries)[i].first == str || (*Entries)[i].second == this )nlstop;\
+}\
+	(*Entries).push_back( std::make_pair( str, this ) );\
+}\
+	ICameraAnimationModifierPlayer* instanciate()\
+{ \
+	return new _class_;\
+} \
+};\
+	static _class_##CameraAnimationModifierPlayerFactory* _class_##CameraAnimationModifierPlayerFactoryInstance = new _class_##CameraAnimationModifierPlayerFactory;
+
+
+#endif /* RY_CAMERAANIMATIONMODIFIERPLAYERFACTORY_H */
diff --git a/code/ryzom/client/src/camera_animation_manager/camera_animation_step_player_factory.cpp b/code/ryzom/client/src/camera_animation_manager/camera_animation_step_player_factory.cpp
index 720c40cef..9089728fb 100644
--- a/code/ryzom/client/src/camera_animation_manager/camera_animation_step_player_factory.cpp
+++ b/code/ryzom/client/src/camera_animation_manager/camera_animation_step_player_factory.cpp
@@ -29,13 +29,13 @@ ICameraAnimationStepPlayer* ICameraAnimationStepPlayerFactory::initStep(const st
 			ICameraAnimationStepPlayer* ret = (*Entries)[i].second->instanciate();
 			if (!ret)
 			{
-				nlerror("BUG IN CAMERA ANIMATION STEP PLAYER FACTORY : BAD INIT CODE");
+				nlwarning("BUG IN CAMERA ANIMATION STEP PLAYER FACTORY : BAD INIT CODE %s", name.c_str());
 				return NULL;
 			}
 			// We init the step
 			if (!ret->initStep(impulse))
 			{
-				nlerror("building camera animation step player failed");
+				nlwarning("building camera animation step player failed %s", name.c_str());
 				delete ret;
 				return NULL;
 			}