Index: trunk/psphot/src/psphotApResid.c
===================================================================
--- trunk/psphot/src/psphotApResid.c	(revision 29548)
+++ trunk/psphot/src/psphotApResid.c	(revision 29936)
@@ -13,6 +13,5 @@
     psAssert (recipe, "missing recipe?");
 
-    int num = psMetadataLookupS32 (&status, config->arguments, "PSPHOT.INPUT.NUM");
-    psAssert (status, "programming error: must define PSPHOT.INPUT.NUM");
+    int num = psphotFileruleCount(config, filerule);
 
     // skip the chisq image (optionally?)
@@ -72,8 +71,8 @@
     if (!measureAptrend) {
         // save nan values since these were not calculated
-        psMetadataAdd (readout->analysis, PS_LIST_TAIL, "APMIFIT",  PS_DATA_F32 | PS_META_REPLACE, "aperture residual",   NAN);
-        psMetadataAdd (readout->analysis, PS_LIST_TAIL, "DAPMIFIT", PS_DATA_F32 | PS_META_REPLACE, "ap residual scatter", NAN);
-        psMetadataAdd (readout->analysis, PS_LIST_TAIL, "NAPMIFIT", PS_DATA_S32 | PS_META_REPLACE, "number of apresid stars", 0);
-        psMetadataAdd (readout->analysis, PS_LIST_TAIL, "APLOSS",   PS_DATA_F32 | PS_META_REPLACE, "aperture loss (mag)", NAN);
+        psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "APMIFIT",  PS_META_REPLACE, "aperture residual",   NAN);
+        psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "DAPMIFIT", PS_META_REPLACE, "ap residual scatter", NAN);
+        psMetadataAddS32 (readout->analysis, PS_LIST_TAIL, "NAPMIFIT", PS_META_REPLACE, "number of apresid stars", 0);
+        psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "APLOSS",   PS_META_REPLACE, "aperture loss (mag)", NAN);
         return true;
     }
@@ -325,8 +324,8 @@
 
     // save results for later output
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "APMIFIT",  PS_DATA_F32 | PS_META_REPLACE, "aperture residual",   psf->ApResid);
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "DAPMIFIT", PS_DATA_F32 | PS_META_REPLACE, "ap residual scatter", psf->dApResid);
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "NAPMIFIT", PS_DATA_S32 | PS_META_REPLACE, "number of apresid stars", psf->nApResid);
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "APLOSS",   PS_DATA_F32 | PS_META_REPLACE, "aperture loss (mag)", psf->growth ? psf->growth->apLoss : NAN);
+    psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "APMIFIT",  PS_META_REPLACE, "aperture residual",   psf->ApResid);
+    psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "DAPMIFIT", PS_META_REPLACE, "ap residual scatter", psf->dApResid);
+    psMetadataAddS32 (readout->analysis, PS_LIST_TAIL, "NAPMIFIT", PS_META_REPLACE, "number of apresid stars", psf->nApResid);
+    psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "APLOSS",   PS_META_REPLACE, "aperture loss (mag)", psf->growth ? psf->growth->apLoss : NAN);
 
     psLogMsg ("psphot.apresid", PS_LOG_DETAIL, "aperture residual: %f +/- %f\n", psf->ApResid, psf->dApResid);
@@ -345,8 +344,8 @@
 escape:
     // save nan values since these were not calculated
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "APMIFIT",  PS_DATA_F32 | PS_META_REPLACE, "aperture residual",   NAN);
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "DAPMIFIT", PS_DATA_F32 | PS_META_REPLACE, "ap residual scatter", NAN);
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "NAPMIFIT", PS_DATA_S32 | PS_META_REPLACE, "number of apresid stars", 0);
-    psMetadataAdd (readout->analysis, PS_LIST_TAIL, "APLOSS",   PS_DATA_F32 | PS_META_REPLACE, "aperture loss (mag)", NAN);
+    psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "APMIFIT",  PS_META_REPLACE, "aperture residual",   NAN);
+    psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "DAPMIFIT", PS_META_REPLACE, "ap residual scatter", NAN);
+    psMetadataAddS32 (readout->analysis, PS_LIST_TAIL, "NAPMIFIT", PS_META_REPLACE, "number of apresid stars", 0);
+    psMetadataAddF32 (readout->analysis, PS_LIST_TAIL, "APLOSS",   PS_META_REPLACE, "aperture loss (mag)", NAN);
 
     psFree (xPos);