Index: /trunk/ippTools/src/camtool.c
===================================================================
--- /trunk/ippTools/src/camtool.c	(revision 12033)
+++ /trunk/ippTools/src/camtool.c	(revision 12034)
@@ -172,6 +172,6 @@
             "SELECT"
             "   chipProcessedImfile.*,"
-            "   rawExp.camera,"   
-            "   rawExp.workdir"   
+            "   rawExp.camera,"
+            "   rawExp.workdir"
             " FROM camPendingExp"
             " JOIN chipProcessedImfile"
@@ -239,5 +239,5 @@
     PS_ASSERT_PTR_NON_NULL(config, false);
 
-    // det_id, exp_tag, recip, -bg, -bg_stdev, & -bg_mean_stdev
+    // det_id, exp_tag, recip
     // are required
     bool status = false;
@@ -274,8 +274,4 @@
         return false;
     }
-    if (isnan(bg)) {
-        psError(PS_ERR_UNKNOWN, true, "-bg is required");
-        return false;
-    }
     psF64 bg_stdev = psMetadataLookupF64(&status, config->args, "-bg_stdev");
     if (!status) {
@@ -283,15 +279,7 @@
         return false;
     }
-    if (isnan(bg_stdev)) {
-        psError(PS_ERR_UNKNOWN, true, "-bg_stdev is required");
-        return false;
-    }
     psF64 bg_mean_stdev = psMetadataLookupF64(&status, config->args, "-bg_mean_stdev");
     if (!status) {
         psError(PS_ERR_UNKNOWN, false, "failed to lookup value for -bg_mean_stdev");
-        return false;
-    }
-    if (isnan(bg_mean_stdev)) {
-        psError(PS_ERR_UNKNOWN, true, "-bg_mean_stdev is required");
         return false;
     }
@@ -481,5 +469,5 @@
             " FROM camProcessedExp"
             " JOIN rawExp"
-            "   USING(exp_tag)"   
+            "   USING(exp_tag)"
             " WHERE"
             "   camProcessedExp.exp_tag IS NOT NULL"