Added vector smoothing, removed record reversal

[debian/gnuradio] / gr-sounder / src / python / usrp_sounder.py

diff --git a/gr-sounder/src/python/usrp_sounder.py b/gr-sounder/src/python/usrp_sounder.py
index 20f187114734cd25b3bbb419267d0cec8caef792..9c3f1bee9e90500fc521f630c197c8ae5b1e6f90 100755 (executable)
--- a/gr-sounder/src/python/usrp_sounder.py
+++ b/gr-sounder/src/python/usrp_sounder.py
@@ -54,6 +54,8 @@ def main():
                       help="enable debugging output, default is disabled")
     parser.add_option("-F", "--filename", default=None,
                      help="log received impulse responses to file")
+    parser.add_option("", "--alpha", type="eng_float", default=1.0,
+                     help="smoothing factor (0.0-1.0), default is %default (none)")
                      
     (options, args) = parser.parse_args()
 
@@ -78,9 +80,11 @@ def main():
            print "Logging impulse records to file: ", options.filename
            
     msgq = gr.msg_queue()
-    s = sounder(transmit=options.transmit,receive=options.receive,loopback=options.loopback,
-                rx_subdev_spec=options.rx_subdev_spec,frequency=options.frequency,rx_gain=options.gain,
-                degree=options.degree,length=length,msgq=msgq,verbose=options.verbose,ampl=options.amplitude,
+    s = sounder(transmit=options.transmit,receive=options.receive,
+                loopback=options.loopback,rx_subdev_spec=options.rx_subdev_spec,
+                frequency=options.frequency,rx_gain=options.gain,
+                degree=options.degree,length=length,alpha=options.alpha,
+                msgq=msgq,verbose=options.verbose,ampl=options.amplitude,
                 debug=options.debug)
     s.start()
 
@@ -95,10 +99,8 @@ def main():
                rec = msg.to_string()[:length*gr.sizeof_gr_complex]
                if options.debug:
                    print "Received impulse vector of length", len(rec)
-                recarray = numpy.fromstring(rec, dtype=numpy.complex64)
-                imparray = recarray[::-1]
-                data = imparray.tostring()
-               f.write(data)
+
+               f.write(rec)
                
         except KeyboardInterrupt:
             pass