Changeset 42082 for trunk/Ohana/src/opihi/cmd.data/imcut.c

Timestamp:

Feb 28, 2022, 12:17:32 PM (4 years ago)

Author:

eugene

Message:

add imresample, imcollapse functions; more usage documentation; option to catch failures in command when loading from shell command into queue; better handling of errors reading FITS table

File:

• trunk/Ohana/src/opihi/cmd.data/imcut.c (modified) (2 diffs)

trunk/Ohana/src/opihi/cmd.data/imcut.c

@@ -9 +9 @@
   float *V;
 
-  if (argc != 8) {
-    gprint (GP_ERR, "USAGE: cut <buffer> <X vector> <Y vector> xs ys xe ye\n");
-    return (FALSE);
-  }
+  if (argc != 8) goto usage;
 
   if ((buf  = SelectBuffer (argv[1], OLDBUFFER, TRUE)) == NULL) goto missed;
@@ -51 +48 @@
 
  usage: 
-  gprint (GP_ERR, "USAGE: circstats <buffer> x y radius\n");
+  gprint (GP_ERR, "USAGE: imcut <buffer> <X vector> <Y vector> xs ys xe ye\n");
+  gprint (GP_ERR, " extract pixels along the line from (xs,ys) to (xe,ye)\n");
+  gprint (GP_ERR, " (see also imvector)\n");
   return (FALSE);