Index: /trunk/psphot/src/psphotParseCamera.c
===================================================================
--- /trunk/psphot/src/psphotParseCamera.c	(revision 7519)
+++ /trunk/psphot/src/psphotParseCamera.c	(revision 7520)
@@ -6,4 +6,5 @@
     bool status = false;
 
+    // the input image defines the camera
     pmFPAfile *input = pmFPAfileFromArgs (&status, config, "PSPHOT.INPUT", "INPUT");
     if (!status) {