diff --git a/include/osg/AnimationPath b/include/osg/AnimationPath
index 7fbf19b5b..c30fe4cf3 100644
--- a/include/osg/AnimationPath
+++ b/include/osg/AnimationPath
@@ -116,7 +116,7 @@ class OSG_EXPORT AnimationPath : public virtual osg::Object
                 matrix.preMult(osg::Matrixd::rotate(_rotation.inverse()));
                 matrix.preMult(osg::Matrixd::translate(-_position));
             }
-        
+
         protected:
 
             osg::Vec3d _position;
@@ -164,6 +164,7 @@ class OSG_EXPORT AnimationPath : public virtual osg::Object
         /** Given a specific time, return the local ControlPoint frame for a point. */
         virtual bool getInterpolatedControlPoint(double time,ControlPoint& controlPoint) const;
         
+        /** Insert a control point into the AnimationPath.*/
         void insert(double time,const ControlPoint& controlPoint);
         
         double getFirstTime() const { if (!_timeControlPointMap.empty()) return _timeControlPointMap.begin()->first; else return 0.0;}
@@ -200,6 +201,9 @@ class OSG_EXPORT AnimationPath : public virtual osg::Object
         /** Write the animation path to a flat ASCII file stream. */
         void write(std::ostream& out) const;
 
+        /** Write the control point to a flat ASCII file stream. */
+        void write(TimeControlPointMap::const_iterator itr, std::ostream& out) const;
+
     protected:
     
         virtual ~AnimationPath() {}
diff --git a/include/osgViewer/ViewerEventHandlers b/include/osgViewer/ViewerEventHandlers
index 34c764809..67ff59262 100644
--- a/include/osgViewer/ViewerEventHandlers
+++ b/include/osgViewer/ViewerEventHandlers
@@ -22,6 +22,8 @@
 #include <osgViewer/GraphicsWindow>
 #include <osgViewer/Viewer>
 
+#include <fstream>
+
 namespace osgViewer {
 
 /** Event handler for adding on screen help to Viewers.*/
@@ -241,6 +243,7 @@ public:
 protected:
 
         std::string                                     _filename;
+        std::ofstream                                   _fout;
 
         int                                             _keyEventToggleRecord;
         int                                             _keyEventTogglePlayback;
diff --git a/src/osg/AnimationPath.cpp b/src/osg/AnimationPath.cpp
index 3b02bd61d..2cef14998 100644
--- a/src/osg/AnimationPath.cpp
+++ b/src/osg/AnimationPath.cpp
@@ -98,6 +98,12 @@ void AnimationPath::read(std::istream& in)
     }
 }
 
+void AnimationPath::write(TimeControlPointMap::const_iterator itr, std::ostream& fout) const
+{
+    const ControlPoint& cp = itr->second;
+    fout<<itr->first<<" "<<cp.getPosition()<<" "<<cp.getRotation()<<std::endl;
+}
+
 void AnimationPath::write(std::ostream& fout) const
 {
     int prec = fout.precision();
@@ -108,8 +114,7 @@ void AnimationPath::write(std::ostream& fout) const
         tcpmitr!=tcpm.end();
         ++tcpmitr)
     {
-        const ControlPoint& cp = tcpmitr->second;
-        fout<<tcpmitr->first<<" "<<cp.getPosition()<<" "<<cp.getRotation()<<std::endl;
+        write(tcpmitr, fout);
     }
 
     fout.precision(prec);
diff --git a/src/osgViewer/ViewerEventHandlers.cpp b/src/osgViewer/ViewerEventHandlers.cpp
index 1ce7eac88..7d02f5af1 100644
--- a/src/osgViewer/ViewerEventHandlers.cpp
+++ b/src/osgViewer/ViewerEventHandlers.cpp
@@ -414,8 +414,16 @@ bool RecordCameraPathHandler::handle(const osgGA::GUIEventAdapter &ea, osgGA::GU
         if (_currentlyRecording && _delta >= _interval)
         {
             const osg::Matrixd& m = view->getCamera()->getInverseViewMatrix();
-            _animPath->insert(osg::Timer::instance()->delta_s(_animStartTime, time), osg::AnimationPath::ControlPoint(m.getTrans(), m.getRotate()));
+            double animationPathTime = osg::Timer::instance()->delta_s(_animStartTime, time);            
+            _animPath->insert(animationPathTime, osg::AnimationPath::ControlPoint(m.getTrans(), m.getRotate()));
             _delta = 0.0f;
+
+            if (_fout)
+            {
+                _animPath->write(_animPath->getTimeControlPointMap().find(animationPathTime), _fout);
+                _fout.flush();
+            }
+
         }
         else _delta += delta;
         
@@ -437,8 +445,16 @@ bool RecordCameraPathHandler::handle(const osgGA::GUIEventAdapter &ea, osgGA::GU
                     _currentlyRecording = true;
                     _animStartTime = osg::Timer::instance()->tick();
                     _animPath->clear();
-
-                    osg::notify(osg::NOTICE)<<"Recording camera path."<<std::endl;
+                    
+                    if (!_filename.empty())
+                    {
+                        osg::notify(osg::NOTICE)<<"Recording camera path to file "<<_filename<<std::endl;
+                        _fout.open(_filename.c_str());
+                    }
+                    else
+                    {
+                        osg::notify(osg::NOTICE)<<"Recording camera path."<<std::endl;
+                    }
                 }
 
                 // THe user has requested to STOP recording, write the file!
@@ -447,12 +463,7 @@ bool RecordCameraPathHandler::handle(const osgGA::GUIEventAdapter &ea, osgGA::GU
                     _currentlyRecording = false;
                     _delta = 0.0f;
 
-                    // In the future this will need to be written continuously, rather
-                    // than all at once.
-                    std::ofstream out(_filename.c_str());
-                    osg::notify(osg::NOTICE)<<"Writing camera file: "<<_filename<<std::endl;
-                    _animPath->write(out);
-                    out.close();
+                    if (_fout) _fout.close();
                 }
 
                 return true;