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Viewing changes to gr-uhd/apps/uhd_fft.py

  • Committer: Package Import Robot
  • Author(s): A. Maitland Bottoms
  • Date: 2012-03-16 20:30:18 UTC
  • mfrom: (1.1.5)
  • Revision ID: package-import@ubuntu.com-20120316203018-o9cvujkbn563d8ou
Tags: 3.5.2.1-1
New upstream release.

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gr-uhd/apps/uhd_fft.py
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#!/usr/bin/env python
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#
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# Copyright 2011 Free Software Foundation, Inc.
 
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# Copyright 2012 Free Software Foundation, Inc.
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# 
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# This file is part of GNU Radio
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# 
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# Boston, MA 02110-1301, USA.
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# 
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from gnuradio import gr
 
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from gnuradio import gr, gru
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from gnuradio import uhd
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from gnuradio import eng_notation
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from gnuradio.eng_option import eng_option
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                          help="Set wire format from USRP [default=%default]")
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        parser.add_option("", "--scalar", type="int", default=1024,
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                          help="Set scalar multiplier value sc8 wire format [default=%default]")
 
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        parser.add_option("", "--show-async-msg", action="store_true", default=False,
 
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                          help="Show asynchronous message notifications from UHD [default=%default]")
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        (options, args) = parser.parse_args()
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        if len(args) != 0:
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            parser.print_help()
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        if not(self.set_freq(options.freq)):
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            self._set_status_msg("Failed to set initial frequency")
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        # Direct asynchronous notifications to callback function
 
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        if self.options.show_async_msg:
 
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            self.async_msgq = gr.msg_queue(0)
 
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            self.async_src = uhd.amsg_source("", self.async_msgq)
 
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            self.async_rcv = gru.msgq_runner(self.async_msgq, self.async_callback)
 
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    def async_callback(self, msg):
 
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        md = self.async_src.msg_to_async_metadata_t(msg)
 
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        print "Channel: %i Time: %f Event: %i" % (md.channel, md.time_spec.get_real_secs(), md.event_code)
 
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    def _set_status_msg(self, msg):
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        self.frame.GetStatusBar().SetStatusText(msg, 0)
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