diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2012-04-13 18:36:53 -0400 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2012-04-13 18:36:53 -0400 |
| commit | f919f9dcbb54a08e6e26d6c229ce92fb784fa1b2 (patch) | |
| tree | 7e846386b9eb1676f9a93fc4a1e55916b9accc97 /gnuradio-core/src/examples/pfb/channelize.py | |
| parent | 6a1e9783fec6ed827f49db27c171591d30f32933 (diff) | |
Removed whitespace and added dtools/bin/remove-whitespace as a tool to do this in the future.
The sed script was provided by Moritz Fischer.
Diffstat (limited to 'gnuradio-core/src/examples/pfb/channelize.py')
| -rwxr-xr-x | gnuradio-core/src/examples/pfb/channelize.py | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/gnuradio-core/src/examples/pfb/channelize.py b/gnuradio-core/src/examples/pfb/channelize.py index 2fcb14a360..442f263f47 100755 --- a/gnuradio-core/src/examples/pfb/channelize.py +++ b/gnuradio-core/src/examples/pfb/channelize.py @@ -1,24 +1,24 @@ #!/usr/bin/env python # # Copyright 2009 Free Software Foundation, Inc. -# +# # This file is part of GNU Radio -# +# # GNU Radio is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3, or (at your option) # any later version. -# +# # GNU Radio is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. -# +# # You should have received a copy of the GNU General Public License # along with GNU Radio; see the file COPYING. If not, write to # the Free Software Foundation, Inc., 51 Franklin Street, # Boston, MA 02110-1301, USA. -# +# from gnuradio import gr, blks2 import sys, time @@ -46,7 +46,7 @@ class pfb_top_block(gr.top_block): self._M = 9 # Number of channels to channelize # Create a set of taps for the PFB channelizer - self._taps = gr.firdes.low_pass_2(1, self._fs, 475.50, 50, + self._taps = gr.firdes.low_pass_2(1, self._fs, 475.50, 50, attenuation_dB=100, window=gr.firdes.WIN_BLACKMAN_hARRIS) # Calculate the number of taps per channel for our own information @@ -54,9 +54,9 @@ class pfb_top_block(gr.top_block): print "Number of taps: ", len(self._taps) print "Number of channels: ", self._M print "Taps per channel: ", tpc - + # Create a set of signals at different frequencies - # freqs lists the frequencies of the signals that get stored + # freqs lists the frequencies of the signals that get stored # in the list "signals", which then get summed together self.signals = list() self.add = gr.add_cc() @@ -79,17 +79,17 @@ class pfb_top_block(gr.top_block): # Use this to play with the channel mapping #self.pfb.set_channel_map([5,6,7,8,0,1,2,3,4]) - + # Create a vector sink for each of M output channels of the filter and connect it self.snks = list() for i in xrange(self._M): self.snks.append(gr.vector_sink_c()) self.connect((self.pfb, i), self.snks[i]) - + def main(): tstart = time.time() - + tb = pfb_top_block() tb.run() @@ -100,7 +100,7 @@ def main(): fig_in = pylab.figure(1, figsize=(16,9), facecolor="w") fig1 = pylab.figure(2, figsize=(16,9), facecolor="w") fig2 = pylab.figure(3, figsize=(16,9), facecolor="w") - + Ns = 1000 Ne = 10000 @@ -118,8 +118,8 @@ def main(): X_in = 10.0*scipy.log10(abs(X)) f_in = scipy.arange(-fs/2.0, fs/2.0, fs/float(X_in.size)) pin_f = spin_f.plot(f_in, X_in, "b") - spin_f.set_xlim([min(f_in), max(f_in)+1]) - spin_f.set_ylim([-200.0, 50.0]) + spin_f.set_xlim([min(f_in), max(f_in)+1]) + spin_f.set_ylim([-200.0, 50.0]) spin_f.set_title("Input Signal", weight="bold") spin_f.set_xlabel("Frequency (Hz)") @@ -128,7 +128,7 @@ def main(): Ts = 1.0/fs Tmax = len(d)*Ts - + t_in = scipy.arange(0, Tmax, Ts) x_in = scipy.array(d) spin_t = fig_in.add_subplot(2, 1, 2) @@ -161,8 +161,8 @@ def main(): X_o = 10.0*scipy.log10(abs(X)) f_o = scipy.arange(-fs_o/2.0, fs_o/2.0, fs_o/float(X_o.size)) p2_f = sp1_f.plot(f_o, X_o, "b") - sp1_f.set_xlim([min(f_o), max(f_o)+1]) - sp1_f.set_ylim([-200.0, 50.0]) + sp1_f.set_xlim([min(f_o), max(f_o)+1]) + sp1_f.set_ylim([-200.0, 50.0]) sp1_f.set_title(("Channel %d" % i), weight="bold") sp1_f.set_xlabel("Frequency (Hz)") @@ -173,8 +173,8 @@ def main(): sp2_o = fig2.add_subplot(Nrows, Ncols, 1+i) p2_o = sp2_o.plot(t_o, x_o.real, "b") p2_o = sp2_o.plot(t_o, x_o.imag, "r") - sp2_o.set_xlim([min(t_o), max(t_o)+1]) - sp2_o.set_ylim([-2, 2]) + sp2_o.set_xlim([min(t_o), max(t_o)+1]) + sp2_o.set_ylim([-2, 2]) sp2_o.set_title(("Channel %d" % i), weight="bold") sp2_o.set_xlabel("Time (s)") @@ -188,4 +188,4 @@ if __name__ == "__main__": main() except KeyboardInterrupt: pass - + |