diff options
Diffstat (limited to 'gr-uhd/examples/python/usrp_wfm_rcv_nogui.py')
| -rwxr-xr-x | gr-uhd/examples/python/usrp_wfm_rcv_nogui.py | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/gr-uhd/examples/python/usrp_wfm_rcv_nogui.py b/gr-uhd/examples/python/usrp_wfm_rcv_nogui.py index 9a7558dc77..d855d37bcb 100755 --- a/gr-uhd/examples/python/usrp_wfm_rcv_nogui.py +++ b/gr-uhd/examples/python/usrp_wfm_rcv_nogui.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2005-2007,2011 Free Software Foundation, Inc. +# Copyright 2005-2007,2011,2012 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -20,7 +20,10 @@ # Boston, MA 02110-1301, USA. # -from gnuradio import gr, optfir, audio, blks2, uhd +from gnuradio import gr, optfir, audio, uhd +from gnuradio import blocks +from gnuradio import filter +from gnuradio import analog from gnuradio import eng_notation from gnuradio.eng_option import eng_option from optparse import OptionParser @@ -82,18 +85,18 @@ class wfm_rx_block (gr.top_block): dev_rate = self.u.get_samp_rate() nfilts = 32 - chan_coeffs = optfir.low_pass (nfilts, # gain - nfilts*usrp_rate, # sampling rate - 80e3, # passband cutoff - 115e3, # stopband cutoff - 0.1, # passband ripple - 60) # stopband attenuation + chan_coeffs = filter.optfir.low_pass(nfilts, # gain + nfilts*usrp_rate, # sampling rate + 80e3, # passband cutoff + 115e3, # stopband cutoff + 0.1, # passband ripple + 60) # stopband attenuation rrate = usrp_rate / dev_rate - self.chan_filt = blks2.pfb_arb_resampler_ccf(rrate, chan_coeffs, nfilts) + self.chan_filt = filter.pfb.arb_resampler_ccf(rrate, chan_coeffs, nfilts) - self.guts = blks2.wfm_rcv (demod_rate, audio_decim) + self.guts = analog.wfm_rcv(demod_rate, audio_decim) - self.volume_control = gr.multiply_const_ff(1) + self.volume_control = blocks.multiply_const_ff(1) # sound card as final sink self.audio_sink = audio.sink(int(audio_rate), @@ -101,8 +104,8 @@ class wfm_rx_block (gr.top_block): False) # ok_to_block # now wire it all together - self.connect (self.u, self.chan_filt, self.guts, - self.volume_control, self.audio_sink) + self.connect(self.u, self.chan_filt, self.guts, + self.volume_control, self.audio_sink) if options.gain is None: # if no gain was specified, use the mid-point in dB @@ -137,7 +140,8 @@ class wfm_rx_block (gr.top_block): """ Set the center frequency we're interested in. - @param target_freq: frequency in Hz + Args: + target_freq: frequency in Hz @rypte: bool """ |