Revision e692e713 gnuradio-examples/python/usrp/usrp_wfm_rcv_nogui.py

b/gnuradio-examples/python/usrp/usrp_wfm_rcv_nogui.py
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#!/usr/bin/env python
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#
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# Copyright 2005,2006,2007 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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# GNU Radio is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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#
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# GNU Radio is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Radio; see the file COPYING.  If not, write to
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# the Free Software Foundation, Inc., 51 Franklin Street,
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# Boston, MA 02110-1301, USA.
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#
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from gnuradio import gr, gru, eng_notation, optfir







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from gnuradio import audio







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from gnuradio import usrp







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from gnuradio import blks








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from gnuradio import blks2







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from gnuradio.eng_option import eng_option







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from optparse import OptionParser







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from usrpm import usrp_dbid







......




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                                usrp_dbid.BASIC_RX))







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class wfm_rx_graph (gr.flow_graph):








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class wfm_rx_block (gr.top_block):







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    def __init__(self):







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        gr.flow_graph.__init__(self)








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        gr.top_block.__init__(self)







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        parser=OptionParser(option_class=eng_option)







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        parser.add_option("-R", "--rx-subdev-spec", type="subdev", default=None,







......




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        #print len(chan_filt_coeffs)







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        chan_filt = gr.fir_filter_ccf (chanfilt_decim, chan_filt_coeffs)







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        self.guts = blks.wfm_rcv (self, demod_rate, audio_decimation)








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        self.guts = blks2.wfm_rcv (demod_rate, audio_decimation)







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        self.volume_control = gr.multiply_const_ff(self.vol)







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......




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if __name__ == '__main__':







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    fg = wfm_rx_graph()








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    tb = wfm_rx_block()







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    try:







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        fg.run()








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        tb.run()







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    except KeyboardInterrupt:







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        pass











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