3 # Copyright 2007,2008 Free Software Foundation, Inc.
5 # This file is part of GNU Radio
7 # GNU Radio is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 3, or (at your option)
12 # GNU Radio is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with GNU Radio; see the file COPYING. If not, write to
19 # the Free Software Foundation, Inc., 51 Franklin Street,
20 # Boston, MA 02110-1301, USA.
26 print "Please install SciPy to run this script (http://www.scipy.org/)"
29 from optparse import OptionParser
30 from gnuradio.plot_data import plot_data
33 usage="%prog: [options] input_filenames"
34 description = "Takes a GNU Radio byte/char binary file and displays the samples versus time. You can set the block size to specify how many points to read in at a time and the start position in the file. By default, the system assumes a sample rate of 1, so in time, each sample is plotted versus the sample number. To set a true time axis, set the sample rate (-R or --sample-rate) to the sample rate used when capturing the samples."
36 parser = OptionParser(conflict_handler="resolve", usage=usage, description=description)
37 parser.add_option("-B", "--block", type="int", default=1000,
38 help="Specify the block size [default=%default]")
39 parser.add_option("-s", "--start", type="int", default=0,
40 help="Specify where to start in the file [default=%default]")
41 parser.add_option("-R", "--sample-rate", type="float", default=1.0,
42 help="Set the sampler rate of the data [default=%default]")
44 (options, args) = parser.parse_args ()
51 dc = plot_data(datatype, filenames, options)
53 if __name__ == "__main__":
56 except KeyboardInterrupt: