Merged r6475:6484 from jcorgan/radar into trunk.

[debian/gnuradio] / gr-radar-mono / src / python / usrp_radar_mono.py

diff --git a/gr-radar-mono/src/python/usrp_radar_mono.py b/gr-radar-mono/src/python/usrp_radar_mono.py
index 077b798caadfdb783c85a18ea60557956009913c..a8ed9b8bf390faa75cda193b9272465acbe4d8b7 100755 (executable)
--- a/gr-radar-mono/src/python/usrp_radar_mono.py
+++ b/gr-radar-mono/src/python/usrp_radar_mono.py
@@ -32,8 +32,8 @@ logfile = None
 
 def process_echo(echo):
     global logfile
-    #sys.stdout.write('.')
-    logfile.write(echo)
+    if logfile is not None:
+        logfile.write(echo)
         
 def main():
     global logfile
@@ -71,14 +71,10 @@ def main():
         parser.print_help()
         sys.exit(1)
 
-    if options.filename == None:
-        print "Must supply filename for logging received data."
-        sys.exit(1)
-    else:
+    if options.filename is not None:
         if options.verbose:
             print "Logging echo records to file: ", options.filename
-
-    logfile = open(options.filename, 'wb')
+       logfile = open(options.filename, 'wb')
         
     r = radar(options, process_echo)
 
@@ -88,11 +84,14 @@ def main():
     r.set_prf(options.prf)
     r.set_amplitude(options.amplitude)
     r.set_freq(options.frequency, options.chirp_width)
-
+    r.set_atrdel(64, 70) # TODO: parameterize
+    
     r.start()
     raw_input("Press ENTER to stop.")
     r.stop()
-    logfile.close()
+
+    if logfile is not None:
+        logfile.close()
             
 if __name__ == "__main__":
     main()