Index: trunk/psModules/src/concepts/pmConceptsStandard.c
===================================================================
--- trunk/psModules/src/concepts/pmConceptsStandard.c	(revision 8815)
+++ trunk/psModules/src/concepts/pmConceptsStandard.c	(revision 8820)
@@ -545,6 +545,12 @@
         TYPE_CASE(offset, concept, S32);
     default:
-        psError(PS_ERR_UNKNOWN, true, "Concept %s is not of integer type, as expected.\n", pattern->name);
-        return NULL;
+        if (concept->type == PS_TYPE_F32 && concept->data.F32 - (int)concept->data.F32 == 0) {
+            offset = concept->data.F32;
+        } else if (concept->type == PS_TYPE_F64 && concept->data.F64 - (int)concept->data.F64 == 0) {
+            offset = concept->data.F64;
+        } else {
+            psError(PS_ERR_UNKNOWN, true, "Concept %s is not of integer type, as expected.\n", pattern->name);
+            return NULL;
+        }
     }
     offset -= fortranCorr(cameraFormat, pattern->name);