/usr/bin/gr_time_raster_b is in gnuradio 3.7.5-5.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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#!/usr/bin/env python
#
# Copyright 2013 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
from gnuradio import blocks
import scipy
try:
import gnuradio.qtgui.plot_time_raster_base as plot_base
except ImportError:
import plot_time_raster_base as plot_base
try:
from gnuradio import qtgui
from PyQt4 import QtGui, QtCore
import sip
except ImportError:
print "Error: Program requires PyQt4 and gr-qtgui."
sys.exit(1)
class plot_time_raster_b(plot_base.plot_base):
def __init__(self, filelist, samp_rate,
start, nsamples, max_nsamples,
nrows, ncols,
auto_scale):
plot_base.plot_base.__init__(self, filelist, samp_rate,
start, nsamples, max_nsamples,
auto_scale)
self._nrows = nrows
self._ncols = ncols
self.read_samples = plot_base.read_samples_b
self.dsize = gr.sizeof_char
self.src_type = blocks.vector_source_b
self.gui_snk = qtgui.time_raster_sink_b(self._samp_rate, self._nrows, self._ncols,
[], [], "GNU Radio Time Plot", self._nsigs)
self.setup()
def main():
description = "Plots a list of files on a scope plot. Files are a binary list of chars."
(options, args) = plot_base.setup_options(description)
filelist = list(args)
max_nsamples = plot_base.find_max_nsamples(filelist)
tb = plot_time_raster_b(filelist, options.sample_rate,
options.start, options.nsamples, max_nsamples,
options.nrows, options.ncols,
not options.no_auto_scale)
main_box = plot_base.plot_time_raster_form(tb, 'GNU Radio Time Plot')
main_box.show()
tb.run()
tb.qapp.exec_()
if __name__ == "__main__":
try:
main()
except KeyboardInterrupt:
pass
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