Index: trunk/ippconfig/isp/ppImage.config
===================================================================
--- trunk/ippconfig/isp/ppImage.config	(revision 11523)
+++ trunk/ippconfig/isp/ppImage.config	(revision 11573)
@@ -5,4 +5,5 @@
 PHOTCODE.RULE		STR	{DETECTOR}.{FILTER.ID}
 
+# apply the following constraints when selecting a detrend image
 DETREND.CONSTRAINTS  METADATA
   BIAS METADATA
@@ -14,10 +15,55 @@
   FLAT METADATA
     FILTER  STR FPA.FILTERID
-#    VERSION STR RAW
+#   VERSION STR RAW
   END
   FRINGE METADATA
     FILTER   STR FPA.FILTERID
-    AIRMASS  STR FPA.AIRMASS
-    TWILIGHT STR TWILIGHT:FPA.TIME
+#   AIRMASS  STR FPA.AIRMASS
+#   TWILIGHT STR TWILIGHT:FPA.TIME
   END
 END
+
+# Overscan, bias, dark, shutter, flat-field, fringe, photom
+PPIMAGE_OBDSFRP   METADATA
+  OVERSCAN        BOOL    TRUE            # Overscan subtraction
+  BIAS            BOOL    TRUE            # Bias subtraction
+  DARK            BOOL    TRUE            # Dark subtraction
+  SHUTTER         BOOL    TRUE            # Shutter correction
+  FLAT            BOOL    TRUE            # Flat-field normalisation
+  MASK            BOOL    FALSE           # Mask bad pixels
+  FRINGE          BOOL    TRUE            # Fringe subtraction
+  BIN1.FITS       BOOL    TRUE            # Save 1st binned chip image?
+  BIN2.FITS       BOOL    TRUE            # Save 2nd binned chip image?
+  PHOTOM          BOOL    TRUE		  # Source identification and photometry
+  ASTROM.CHIP     BOOL    FALSE           # Astrometry per chip?
+  ASTROM.MOSAIC   BOOL    FALSE		  # Astrometry for mosaic?
+END
+
+# Overscan, bias, dark, shutter, flat-field, fringe, photom, astrom
+PPIMAGE_OBDSFRA   METADATA
+  OVERSCAN        BOOL    TRUE            # Overscan subtraction
+  BIAS            BOOL    TRUE            # Bias subtraction
+  DARK            BOOL    TRUE            # Dark subtraction
+  SHUTTER         BOOL    TRUE            # Shutter correction
+  FLAT            BOOL    TRUE            # Flat-field normalisation
+  MASK            BOOL    FALSE           # Mask bad pixels
+  FRINGE          BOOL    TRUE            # Fringe subtraction
+  BIN1.FITS       BOOL    TRUE            # Save 1st binned chip image?
+  BIN2.FITS       BOOL    TRUE            # Save 2nd binned chip image?
+  PHOTOM          BOOL    TRUE		  # Source identification and photometry
+  ASTROM.CHIP     BOOL    TRUE            # Astrometry per chip?
+  ASTROM.MOSAIC   BOOL    FALSE		  # Astrometry for mosaic?
+END
+
+# Overscan, bias, dark, shutter, flat-field, fringe
+PPIMAGE_OBDSFR    METADATA
+  OVERSCAN        BOOL    TRUE            # Overscan subtraction
+  BIAS            BOOL    TRUE            # Bias subtraction
+  DARK            BOOL    TRUE            # Dark subtraction
+  SHUTTER         BOOL    TRUE            # Shutter correction
+  FLAT            BOOL    TRUE            # Flat-field normalisation
+  MASK            BOOL    FALSE           # Mask bad pixels
+  FRINGE          BOOL    TRUE            # Fringe subtraction
+  BIN1.FITS       BOOL    TRUE            # Save 1st binned chip image?
+  BIN2.FITS       BOOL    TRUE            # Save 2nd binned chip image?
+END