Index: trunk/ippconfig/megacam/camera.config
===================================================================
--- trunk/ippconfig/megacam/camera.config	(revision 11861)
+++ trunk/ippconfig/megacam/camera.config	(revision 12301)
@@ -80,4 +80,11 @@
 END
 
+# Table of strings to use for the class identifier (see ippdb) according to the file level.
+CLASSID		METADATA
+	fpa	STR	fpa
+	chip	STR	{CHIP.NAME}
+	cell	STR	{CHIP.NAME}:{CELL.NAME}
+END
+
 # convert supplied FPA.OBSTYPE values to abstract exptype names
 OBSTYPE.TABLE METADATA
@@ -154,5 +161,5 @@
 
    DVOFLAT.INPUT      INPUT @FILES                        {CHIP.NAME}   {CELL.NAME}  NONE         CHIP       IMAGE 	
-   DVOFLAT.CORR       INPUT @DETDB                        {CHIP.NAME}   {CELL.NAME}  NONE         CHIP       IMAGE 	
+   DVOFLAT.CORR       INPUT @DETDB                        NONE          NONE         NONE         CHIP       IMAGE 	
 
    ### use these entries to get the detrend images from specific files
@@ -164,9 +171,9 @@
 
    ### use these entries to get the detrend images from the database
-   PPIMAGE.MASK       INPUT @DETDB                       {CHIP.NAME}   {CHIP.NAME}  NONE         CHIP       IMAGE
-   PPIMAGE.BIAS       INPUT @DETDB                       {CHIP.NAME}   {CHIP.NAME}  NONE         CHIP       IMAGE
-   PPIMAGE.DARK       INPUT @DETDB                       {CHIP.NAME}   {CHIP.NAME}  NONE         CHIP       IMAGE
-   PPIMAGE.FLAT       INPUT @DETDB                       {CHIP.NAME}   {CHIP.NAME}  NONE         CHIP       IMAGE
-   PPIMAGE.FRINGE     INPUT @DETDB                       {CHIP.NAME}   {CHIP.NAME}  NONE         CHIP       FRINGE     
+   PPIMAGE.MASK       INPUT @DETDB                       NONE          NONE         NONE         CHIP       IMAGE
+   PPIMAGE.BIAS       INPUT @DETDB                       NONE          NONE         NONE         CHIP       IMAGE
+   PPIMAGE.DARK       INPUT @DETDB                       NONE          NONE         NONE         CHIP       IMAGE
+   PPIMAGE.FLAT       INPUT @DETDB                       NONE          NONE         NONE         CHIP       IMAGE
+   PPIMAGE.FRINGE     INPUT @DETDB                       NONE          NONE         NONE         CHIP       FRINGE     
 
    PSPHOT.INPUT       INPUT @FILES                       {CHIP.NAME}   {CELL.NAME}  NONE         CHIP       IMAGE