Index: /tags/ipp-20101029/ippScripts/scripts/stack_skycell.pl
===================================================================
--- /tags/ipp-20101029/ippScripts/scripts/stack_skycell.pl	(revision 29766)
+++ /tags/ipp-20101029/ippScripts/scripts/stack_skycell.pl	(revision 29767)
@@ -171,4 +171,5 @@
 my $convolve = metadataLookupBool($recipe, 'CONVOLVE'); # Convolve inputs?
 my $photometry = metadataLookupBool($recipe, 'PHOTOMETRY'); # perform photometry?
+my $output_nocomp = metadataLookupBool($recipe, 'OUTPUT.NOCOMP'); # change filerules to produced uncompressed output images
 
 
@@ -243,4 +244,12 @@
     $command .= " -F SOURCE.PLOT.PSFMODEL SOURCE.PLOT.SKY.PSFMODEL";
     $command .= " -F SOURCE.PLOT.APRESID SOURCE.PLOT.SKY.APRESID";
+    if ($output_nocomp) {
+        $command .= " -F PPSTACK.OUTPUT PPSTACK.OUTPUT.NOCOMP";
+        $command .= " -F PPSTACK.OUTPUT.VARIANCE PPSTACK.OUTPUT.VARIANCE.NOCOMP";
+        $command .= " -F PPSTACK.OUTPUT.EXPWT PPSTACK.OUTPUT.EXPWT.NOCOMP";
+        $command .= " -F PPSTACK.UNCONV PPSTACK.UNCONV.NOCOMP";
+        $command .= " -F PPSTACK.UNCONV.VARIANCE PPSTACK.UNCONV.VARIANCE.NOCOMP";
+        $command .= " -F PPSTACK.UNCONV.EXPWT PPSTACK.UNCONV.EXPWT.NOCOMP";
+    }
     $command .= " -threads $threads" if defined $threads;
     $command .= " -debug-stack" if defined $debug;
Index: /tags/ipp-20101029/ippconfig/gpc1/ppStack.config
===================================================================
--- /tags/ipp-20101029/ippconfig/gpc1/ppStack.config	(revision 29766)
+++ /tags/ipp-20101029/ippconfig/gpc1/ppStack.config	(revision 29767)
@@ -17,2 +17,6 @@
         w.00000       F32     25.0
 END
+
+PS1_REFERENCE METADATA
+    OUTPUT.NOCOMP   BOOL    TRUE
+END
Index: /tags/ipp-20101029/ippconfig/recipes/filerules-split.mdc
===================================================================
--- /tags/ipp-20101029/ippconfig/recipes/filerules-split.mdc	(revision 29766)
+++ /tags/ipp-20101029/ippconfig/recipes/filerules-split.mdc	(revision 29767)
@@ -16,4 +16,14 @@
 # PSASTRO.OUTPUT.SPL STR PSASTRO.OUT.CMF.SPL
 # PSASTRO.OUTPUT.MEF STR PSASTRO.OUT.CMF.MEF
+
+# ppstack default to compressed images
+PPSTACK.OUTPUT           STR PPSTACK.OUTPUT.COMP
+PPSTACK.OUTPUT.MASK      STR PPSTACK.OUTPUT.MASK.COMP
+PPSTACK.OUTPUT.VARIANCE  STR PPSTACK.OUTPUT.VARIANCE.COMP
+PPSTACK.OUTPUT.EXPWT     STR PPSTACK.OUTPUT.EXPWT.COMP
+PPSTACK.UNCONV.OUTPUT    STR PPSTACK.UNCONV.COMP
+PPSTACK.UNCONV.MASK      STR PPSTACK.UNCONV.MASK.COMP
+PPSTACK.UCONV.VARIANCE   STR PPSTACK.UNCONV.VARIANCE.COMP
+PPSTACK.UNCONV.EXPWT     STR PPSTACK.UNCONV.EXPWT.COMP
 
 ### input file definitions
@@ -261,16 +271,24 @@
 PPSUB.REF.CONV.VARIANCE      OUTPUT {OUTPUT}.refConv.wt.fits          VARIANCE        COMP_WT    FPA        TRUE      NONE
                                                                                                       
-PPSTACK.OUTPUT               OUTPUT {OUTPUT}.fits                     IMAGE           COMP_IMG   FPA        TRUE      NONE
-PPSTACK.OUTPUT.MASK          OUTPUT {OUTPUT}.mask.fits                MASK            COMP_MASK  FPA        TRUE      NONE
-PPSTACK.OUTPUT.VARIANCE      OUTPUT {OUTPUT}.wt.fits                  VARIANCE        COMP_WT    FPA        TRUE      NONE
+PPSTACK.OUTPUT.COMP          OUTPUT {OUTPUT}.fits                     IMAGE           COMP_IMG   FPA        TRUE      NONE
+PPSTACK.OUTPUT.NOCOMP        OUTPUT {OUTPUT}.fits                     IMAGE           NONE       FPA        TRUE      NONE
+PPSTACK.OUTPUT.MASK.COMP     OUTPUT {OUTPUT}.mask.fits                MASK            COMP_MASK  FPA        TRUE      NONE
+PPSTACK.OUTPUT.MASK.NOCCOMP  OUTPUT {OUTPUT}.mask.fits                MASK            NONE       FPA        TRUE      NONE
+PPSTACK.OUTPUT.VARIANCE.COMP OUTPUT {OUTPUT}.wt.fits                  VARIANCE        COMP_WT    FPA        TRUE      NONE
+PPSTACK.OUTPUT.VARIANCE.NOCOMP OUTPUT {OUTPUT}.wt.fits                  VARIANCE        NONE    FPA        TRUE      NONE
 PPSTACK.OUTPUT.EXP           OUTPUT {OUTPUT}.exp.fits                 IMAGE           EXP        FPA        TRUE      NONE
 PPSTACK.OUTPUT.EXPNUM        OUTPUT {OUTPUT}.num.fits                 MASK            EXPNUM     FPA        TRUE      NONE
-PPSTACK.OUTPUT.EXPWT         OUTPUT {OUTPUT}.expwt.fits               VARIANCE        EXP        FPA        TRUE      NONE
-PPSTACK.UNCONV               OUTPUT {OUTPUT}.unconv.fits              IMAGE           COMP_IMG   FPA        TRUE      NONE
-PPSTACK.UNCONV.MASK          OUTPUT {OUTPUT}.unconv.mask.fits         MASK            COMP_MASK  FPA        TRUE      NONE
-PPSTACK.UNCONV.VARIANCE      OUTPUT {OUTPUT}.unconv.wt.fits           VARIANCE        COMP_WT    FPA        TRUE      NONE
+PPSTACK.OUTPUT.EXPWT.COMP    OUTPUT {OUTPUT}.expwt.fits               VARIANCE        EXP        FPA        TRUE      NONE
+PPSTACK.OUTPUT.EXPWT.NOCOMP  OUTPUT {OUTPUT}.expwt.fits               VARIANCE        NONE       FPA        TRUE      NONE
+PPSTACK.UNCONV.COMP          OUTPUT {OUTPUT}.unconv.fits              IMAGE           COMP_IMG   FPA        TRUE      NONE
+PPSTACK.UNCONV.NOCOMP        OUTPUT {OUTPUT}.unconv.fits              IMAGE           NONE       FPA        TRUE      NONE
+PPSTACK.UNCONV.MASK.COMP     OUTPUT {OUTPUT}.unconv.mask.fits         MASK            COMP_MASK  FPA        TRUE      NONE
+PPSTACK.UNCONV.MASK.NOCOMP   OUTPUT {OUTPUT}.unconv.mask.fits         MASK            NONE       FPA        TRUE      NONE
+PPSTACK.UNCONV.VARIANCE.COMP OUTPUT {OUTPUT}.unconv.wt.fits           VARIANCE        COMP_WT    FPA        TRUE      NONE
+PPSTACK.UNCONV.VARIANCE.NOCOMP OUTPUT {OUTPUT}.unconv.wt.fits         VARIANCE        NONE       FPA        TRUE      NONE
 PPSTACK.UNCONV.EXP           OUTPUT {OUTPUT}.unconv.exp.fits          IMAGE           EXP        FPA        TRUE      NONE
 PPSTACK.UNCONV.EXPNUM        OUTPUT {OUTPUT}.unconv.num.fits          MASK            EXPNUM     FPA        TRUE      NONE
-PPSTACK.UNCONV.EXPWT         OUTPUT {OUTPUT}.unconv.expwt.fits        VARIANCE        EXP        FPA        TRUE      NONE
+PPSTACK.UNCONV.EXPWT.COMP    OUTPUT {OUTPUT}.unconv.expwt.fits        VARIANCE        EXP        FPA        TRUE      NONE
+PPSTACK.UNCONV.EXPWT.NOCOMP  OUTPUT {OUTPUT}.unconv.expwt.fits        VARIANCE        NONE       FPA        TRUE      NONE
 PPSTACK.TARGET.PSF           OUTPUT {OUTPUT}.target.psf               PSF             NONE       CHIP       TRUE      NONE
 PPSTACK.CONV.KERNEL          OUTPUT {OUTPUT}.{FILE.INDEX}.kernel      SUBKERNEL       NONE       FPA        TRUE      NONE
Index: /tags/ipp-20101029/ippconfig/recipes/fitstypes.mdc
===================================================================
--- /tags/ipp-20101029/ippconfig/recipes/fitstypes.mdc	(revision 29766)
+++ /tags/ipp-20101029/ippconfig/recipes/fitstypes.mdc	(revision 29767)
@@ -108,6 +108,6 @@
 	BZERO		F32	3276.8	# Store unsigned zero as zero
 	# switch to NONE to work around ticket 1411
-	#COMPRESSION	STR	NONE
-	COMPRESSION	STR	GZIP
+	COMPRESSION	STR	NONE
+	#COMPRESSION	STR	GZIP
 	TILE.X		S32	0
 	TILE.Y		S32	1
Index: /tags/ipp-20101029/ippconfig/recipes/ppStack.config
===================================================================
--- /tags/ipp-20101029/ippconfig/recipes/ppStack.config	(revision 29766)
+++ /tags/ipp-20101029/ippconfig/recipes/ppStack.config	(revision 29767)
@@ -88,6 +88,11 @@
 TEMP.DELETE	BOOL	TRUE		# Delete temporary files on completion?
 
+OUTPUT.NOCOMP   BOOL    FALSE           # use filerules that make conconpressed outputs
+
 # Recipe overrides for STACK
 STACK	METADATA
+END
+#
+PS1_REFERENCE	METADATA
 END
 
Index: /tags/ipp-20101029/ippconfig/recipes/reductionClasses.mdc
===================================================================
--- /tags/ipp-20101029/ippconfig/recipes/reductionClasses.mdc	(revision 29766)
+++ /tags/ipp-20101029/ippconfig/recipes/reductionClasses.mdc	(revision 29767)
@@ -250,5 +250,5 @@
 	CHIP_PSPHOT	STR	CHIP
 	WARP_PSWARP	STR	WARP
-	STACK_PPSTACK	STR	STACK
+	STACK_PPSTACK	STR	PS1_REFERENCE
 	STACK_PPSUB	STR	STACK
 	STACK_PSPHOT	STR	STACK