Index: OpenSceneGraph/trunk/examples/osgimagesequence/osgimagesequence.cpp
===================================================================
--- OpenSceneGraph/trunk/examples/osgimagesequence/osgimagesequence.cpp (revision 13158)
+++ OpenSceneGraph/trunk/examples/osgimagesequence/osgimagesequence.cpp (revision 13191)
@@ -131,7 +131,5 @@
         else
         {
-            unsigned int maxNum = osg::maximum(imageSequence->getFileNames().size(),
-                                               imageSequence->getImages().size());
-                                               
+            unsigned int maxNum = imageSequence->getNumImageData();
             imageSequence->setLength(double(maxNum)*(1.0/fps));
         }