diff options
Diffstat (limited to 'gnuradio-core/src')
| -rw-r--r-- | gnuradio-core/src/utils/README | 40 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_char.py | 58 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_const.py | 209 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_data.py | 199 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_fft_c.py | 234 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_fft_f.py | 236 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_float.py | 58 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_int.py | 58 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_iq.py | 182 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_short.py | 58 |
10 files changed, 0 insertions, 1332 deletions
diff --git a/gnuradio-core/src/utils/README b/gnuradio-core/src/utils/README deleted file mode 100644 index 0c4657ba9..000000000 --- a/gnuradio-core/src/utils/README +++ /dev/null @@ -1,40 +0,0 @@ -* gr_plot_*.py: -These are a collection of Python scripts to enable viewing and analysis of files produced by GNU Radio flow graphs. Most of them work off complex data produced by digital waveforms. - - -** gr_plot_float.py: -Takes a GNU Radio floating point 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. - - - -** gr_plot_iq.py: -Takes a GNU Radio complex binary file and displays the I&Q data 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. - - - -** gr_plot_const.py: -Takes a GNU Radio complex binary file and displays the I&Q data versus time and the constellation plot (I vs. Q). 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. - - - -** gr_plot_fft_c.py: -Takes a GNU Radio complex binary file and displays the I&Q data versus time as well as the frequency domain (FFT) plot. The y-axis values are plotted assuming volts as the amplitude of the I&Q streams and converted into dBm in the frequency domain (the 1/N power adjustment out of the FFT is performed internally). - -The script plots a certain block of data at a time, specified on the command line as -B or --block. This value defaults to 1000. The start position in the file can be set by specifying -s or --start and defaults to 0 (the start of 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 and frequency axis, set the sample rate (-R or --sample-rate) to the sample rate used when capturing the samples. - - - -** gr_plot_fft_f.py: -Takes a GNU Radio floating point binary file and displays the samples versus time as well as the frequency domain (FFT) plot. The y-axis values are plotted assuming volts as the amplitude of the I&Q streams and converted into dBm in the frequency domain (the 1/N power adjustment out of the FFT is performed internally). - -The script plots a certain block of data at a time, specified on the command line as -B or --block. This value defaults to 1000. The start position in the file can be set by specifying -s or --start and defaults to 0 (the start of 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 and frequency axis, set the sample rate (-R or --sample-rate) to the sample rate used when capturing the samples. diff --git a/gnuradio-core/src/utils/gr_plot_char.py b/gnuradio-core/src/utils/gr_plot_char.py deleted file mode 100755 index 71ff4499a..000000000 --- a/gnuradio-core/src/utils/gr_plot_char.py +++ /dev/null @@ -1,58 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -from optparse import OptionParser -from gr_plot_data import plot_data - -def main(): - usage="%prog: [options] input_filenames" - 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." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) < 1: - parser.print_help() - raise SystemExit, 1 - filenames = args - - datatype=scipy.int8 - dc = plot_data(datatype, filenames, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - diff --git a/gnuradio-core/src/utils/gr_plot_const.py b/gnuradio-core/src/utils/gr_plot_const.py deleted file mode 100755 index 1503363bd..000000000 --- a/gnuradio-core/src/utils/gr_plot_const.py +++ /dev/null @@ -1,209 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -try: - from pylab import * - from matplotlib.font_manager import fontManager, FontProperties -except ImportError: - print "Please install Matplotlib to run this script (http://matplotlib.sourceforge.net/)" - raise SystemExit, 1 - -from optparse import OptionParser - -matplotlib.interactive(True) -matplotlib.use('TkAgg') - -class draw_constellation: - def __init__(self, filename, options): - self.hfile = open(filename, "r") - self.block_length = options.block - self.start = options.start - self.sample_rate = options.sample_rate - - self.datatype = scipy.complex64 - self.sizeof_data = self.datatype().nbytes # number of bytes per sample in file - - self.axis_font_size = 16 - self.label_font_size = 18 - self.title_font_size = 20 - - # Setup PLOT - self.fig = figure(1, figsize=(16, 9), facecolor='w') - rcParams['xtick.labelsize'] = self.axis_font_size - rcParams['ytick.labelsize'] = self.axis_font_size - - self.text_file = figtext(0.10, 0.95, ("File: %s" % filename), weight="heavy", size=16) - self.text_file_pos = figtext(0.10, 0.90, "File Position: ", weight="heavy", size=16) - self.text_block = figtext(0.40, 0.90, ("Block Size: %d" % self.block_length), - weight="heavy", size=16) - self.text_sr = figtext(0.60, 0.90, ("Sample Rate: %.2f" % self.sample_rate), - weight="heavy", size=16) - self.make_plots() - - self.button_left_axes = self.fig.add_axes([0.45, 0.01, 0.05, 0.05], frameon=True) - self.button_left = Button(self.button_left_axes, "<") - self.button_left_callback = self.button_left.on_clicked(self.button_left_click) - - self.button_right_axes = self.fig.add_axes([0.50, 0.01, 0.05, 0.05], frameon=True) - self.button_right = Button(self.button_right_axes, ">") - self.button_right_callback = self.button_right.on_clicked(self.button_right_click) - - self.xlim = self.sp_iq.get_xlim() - - self.manager = get_current_fig_manager() - connect('draw_event', self.zoom) - connect('key_press_event', self.click) - show() - - def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//self.sizeof_data)) - iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length) - #print "Read in %d items" % len(iq) - if(len(iq) == 0): - print "End of File" - else: - self.reals = [r.real for r in iq] - self.imags = [i.imag for i in iq] - - self.time = [i*(1/self.sample_rate) for i in range(len(self.reals))] - - def make_plots(self): - # if specified on the command-line, set file pointer - self.hfile.seek(self.sizeof_data*self.start, 1) - - self.get_data() - - # Subplot for real and imaginary parts of signal - self.sp_iq = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.4, 0.6]) - self.sp_iq.set_title(("I&Q"), fontsize=self.title_font_size, fontweight="bold") - self.sp_iq.set_xlabel("Time (s)", fontsize=self.label_font_size, fontweight="bold") - self.sp_iq.set_ylabel("Amplitude (V)", fontsize=self.label_font_size, fontweight="bold") - self.plot_iq = plot(self.time, self.reals, 'bo-', self.time, self.imags, 'ro-') - self.sp_iq.axis([min(self.time), max(self.time), - 1.5*min([min(self.reals), min(self.imags)]), - 1.5*max([max(self.reals), max(self.imags)])]) - - # Subplot for constellation plot - self.sp_const = self.fig.add_subplot(2,2,1, position=[0.575, 0.2, 0.4, 0.6]) - self.sp_const.set_title(("Constellation"), fontsize=self.title_font_size, fontweight="bold") - self.sp_const.set_xlabel("Inphase", fontsize=self.label_font_size, fontweight="bold") - self.sp_const.set_ylabel("Qaudrature", fontsize=self.label_font_size, fontweight="bold") - self.plot_const = plot(self.reals, self.imags, 'bo') - self.sp_const.axis([-2, 2, -2, 2]) - - draw() - - def update_plots(self): - self.plot_iq[0].set_data([self.time, self.reals]) - self.plot_iq[1].set_data([self.time, self.imags]) - self.sp_iq.axis([min(self.time), max(self.time), - 1.5*min([min(self.reals), min(self.imags)]), - 1.5*max([max(self.reals), max(self.imags)])]) - - self.plot_const[0].set_data([self.reals, self.imags]) - self.sp_const.axis([-2, 2, -2, 2]) - draw() - - def zoom(self, event): - newxlim = self.sp_iq.get_xlim() - if(newxlim != self.xlim): - self.xlim = newxlim - r = self.reals[int(ceil(self.xlim[0])) : int(ceil(self.xlim[1]))] - i = self.imags[int(ceil(self.xlim[0])) : int(ceil(self.xlim[1]))] - - self.plot_const[0].set_data(r, i) - self.sp_const.axis([-2, 2, -2, 2]) - self.manager.canvas.draw() - draw() - - def click(self, event): - forward_valid_keys = [" ", "down", "right"] - backward_valid_keys = ["up", "left"] - - if(find(event.key, forward_valid_keys)): - self.step_forward() - - elif(find(event.key, backward_valid_keys)): - self.step_backward() - - def button_left_click(self, event): - self.step_backward() - - def button_right_click(self, event): - self.step_forward() - - def step_forward(self): - self.get_data() - self.update_plots() - - def step_backward(self): - # Step back in file position - if(self.hfile.tell() >= 2*self.sizeof_data*self.block_length ): - self.hfile.seek(-2*self.sizeof_data*self.block_length, 1) - else: - self.hfile.seek(-self.hfile.tell(),1) - self.get_data() - self.update_plots() - - - -#FIXME: there must be a way to do this with a Python builtin -def find(item_in, list_search): - for l in list_search: - if item_in == l: - return True - return False - -def main(): - usage="%prog: [options] input_filename" - description = "Takes a GNU Radio complex binary file and displays the I&Q data versus time and the constellation plot (I vs. Q). 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." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) != 1: - parser.print_help() - raise SystemExit, 1 - filename = args[0] - - dc = draw_constellation(filename, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - - - diff --git a/gnuradio-core/src/utils/gr_plot_data.py b/gnuradio-core/src/utils/gr_plot_data.py deleted file mode 100755 index abc210c08..000000000 --- a/gnuradio-core/src/utils/gr_plot_data.py +++ /dev/null @@ -1,199 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -try: - from pylab import * -except ImportError: - print "Please install Matplotlib to run this script (http://matplotlib.sourceforge.net/)" - raise SystemExit, 1 - -from optparse import OptionParser - -matplotlib.interactive(True) -matplotlib.use('TkAgg') - -class plot_data: - def __init__(self, datatype, filenames, options): - self.hfile = list() - self.legend_text = list() - for f in filenames: - self.hfile.append(open(f, "r")) - self.legend_text.append(f) - - self.block_length = options.block - self.start = options.start - self.sample_rate = options.sample_rate - - self.datatype = datatype - self.sizeof_data = datatype().nbytes # number of bytes per sample in file - - self.axis_font_size = 16 - self.label_font_size = 18 - self.title_font_size = 20 - self.text_size = 22 - - # Setup PLOT - self.fig = figure(1, figsize=(16, 9), facecolor='w') - rcParams['xtick.labelsize'] = self.axis_font_size - rcParams['ytick.labelsize'] = self.axis_font_size - - self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size) - self.text_block = figtext(0.40, 0.88, ("Block Size: %d" % self.block_length), - weight="heavy", size=self.text_size) - self.text_sr = figtext(0.60, 0.88, ("Sample Rate: %.2f" % self.sample_rate), - weight="heavy", size=self.text_size) - self.make_plots() - - self.button_left_axes = self.fig.add_axes([0.45, 0.01, 0.05, 0.05], frameon=True) - self.button_left = Button(self.button_left_axes, "<") - self.button_left_callback = self.button_left.on_clicked(self.button_left_click) - - self.button_right_axes = self.fig.add_axes([0.50, 0.01, 0.05, 0.05], frameon=True) - self.button_right = Button(self.button_right_axes, ">") - self.button_right_callback = self.button_right.on_clicked(self.button_right_click) - - self.xlim = self.sp_f.get_xlim() - - self.manager = get_current_fig_manager() - connect('key_press_event', self.click) - show() - - def get_data(self, hfile): - self.text_file_pos.set_text("File Position: %d" % (hfile.tell()//self.sizeof_data)) - f = scipy.fromfile(hfile, dtype=self.datatype, count=self.block_length) - #print "Read in %d items" % len(self.f) - if(len(f) == 0): - print "End of File" - else: - self.f = f - self.time = [i*(1/self.sample_rate) for i in range(len(self.f))] - - def make_plots(self): - self.sp_f = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.875, 0.6]) - self.sp_f.set_title(("Amplitude"), fontsize=self.title_font_size, fontweight="bold") - self.sp_f.set_xlabel("Time (s)", fontsize=self.label_font_size, fontweight="bold") - self.sp_f.set_ylabel("Amplitude (V)", fontsize=self.label_font_size, fontweight="bold") - self.plot_f = list() - - maxval = -1e12 - minval = 1e12 - - for hf in self.hfile: - # if specified on the command-line, set file pointer - hf.seek(self.sizeof_data*self.start, 1) - - self.get_data(hf) - - # Subplot for real and imaginary parts of signal - self.plot_f += plot(self.time, self.f, 'o-') - maxval = max(maxval, max(self.f)) - minval = min(minval, min(self.f)) - - self.sp_f.set_ylim([1.5*minval, 1.5*maxval]) - - self.leg = self.sp_f.legend(self.plot_f, self.legend_text) - - draw() - - def update_plots(self): - maxval = -1e12 - minval = 1e12 - for hf,p in zip(self.hfile,self.plot_f): - self.get_data(hf) - p.set_data([self.time, self.f]) - maxval = max(maxval, max(self.f)) - minval = min(minval, min(self.f)) - - self.sp_f.set_ylim([1.5*minval, 1.5*maxval]) - - draw() - - def click(self, event): - forward_valid_keys = [" ", "down", "right"] - backward_valid_keys = ["up", "left"] - - if(find(event.key, forward_valid_keys)): - self.step_forward() - - elif(find(event.key, backward_valid_keys)): - self.step_backward() - - def button_left_click(self, event): - self.step_backward() - - def button_right_click(self, event): - self.step_forward() - - def step_forward(self): - self.update_plots() - - def step_backward(self): - for hf in self.hfile: - # Step back in file position - if(hf.tell() >= 2*self.sizeof_data*self.block_length ): - hf.seek(-2*self.sizeof_data*self.block_length, 1) - else: - hf.seek(-hf.tell(),1) - self.update_plots() - - - -#FIXME: there must be a way to do this with a Python builtin -def find(item_in, list_search): - for l in list_search: - if item_in == l: - return True - return False - -def main(): - usage="%prog: [options] input_filenames" - description = "This is just a test program for this class. It should really be called by gr_plot_<datatype>.py for a specific type of file data (float, int, byte, etc.)." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) < 1: - parser.print_help() - raise SystemExit, 1 - filenames = args - - datatype=scipy.float32 - dc = plot_data(datatype, filenames, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - diff --git a/gnuradio-core/src/utils/gr_plot_fft_c.py b/gnuradio-core/src/utils/gr_plot_fft_c.py deleted file mode 100755 index 702840401..000000000 --- a/gnuradio-core/src/utils/gr_plot_fft_c.py +++ /dev/null @@ -1,234 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy - from scipy import fftpack -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -try: - from pylab import * -except ImportError: - print "Please install Matplotlib to run this script (http://matplotlib.sourceforge.net/)" - raise SystemExit, 1 - -from optparse import OptionParser -from math import log10 - -matplotlib.interactive(True) -matplotlib.use('TkAgg') - -class draw_fft_c: - def __init__(self, filename, options): - self.hfile = open(filename, "r") - self.block_length = options.block - self.start = options.start - self.sample_rate = options.sample_rate - - self.datatype = scipy.complex64 - self.sizeof_data = self.datatype().nbytes # number of bytes per sample in file - - self.axis_font_size = 16 - self.label_font_size = 18 - self.title_font_size = 20 - self.text_size = 22 - - # Setup PLOT - self.fig = figure(1, figsize=(16, 9), facecolor='w') - rcParams['xtick.labelsize'] = self.axis_font_size - rcParams['ytick.labelsize'] = self.axis_font_size - - self.text_file = figtext(0.10, 0.94, ("File: %s" % filename), weight="heavy", size=self.text_size) - self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size) - self.text_block = figtext(0.40, 0.88, ("Block Size: %d" % self.block_length), - weight="heavy", size=self.text_size) - self.text_sr = figtext(0.60, 0.88, ("Sample Rate: %.2f" % self.sample_rate), - weight="heavy", size=self.text_size) - self.make_plots() - - self.button_left_axes = self.fig.add_axes([0.45, 0.01, 0.05, 0.05], frameon=True) - self.button_left = Button(self.button_left_axes, "<") - self.button_left_callback = self.button_left.on_clicked(self.button_left_click) - - self.button_right_axes = self.fig.add_axes([0.50, 0.01, 0.05, 0.05], frameon=True) - self.button_right = Button(self.button_right_axes, ">") - self.button_right_callback = self.button_right.on_clicked(self.button_right_click) - - self.xlim = self.sp_iq.get_xlim() - - self.manager = get_current_fig_manager() - connect('draw_event', self.zoom) - connect('key_press_event', self.click) - show() - - def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//self.sizeof_data)) - self.iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length) - #print "Read in %d items" % len(self.iq) - if(len(self.iq) == 0): - print "End of File" - else: - self.reals = [r.real for r in self.iq] - self.imags = [i.imag for i in self.iq] - - self.iq_fft = self.dofft(self.iq) - - self.time = [i*(1/self.sample_rate) for i in range(len(self.reals))] - self.freq = self.calc_freq(self.time, self.sample_rate) - - - def dofft(self, iq): - N = len(iq) - iq_fft = fftpack.fftshift(scipy.fft(iq)) # fft and shift axis - iq_fft = [20*log10(abs(i/N)) for i in iq_fft] # convert to decibels, adjust power - return iq_fft - - def calc_freq(self, time, sample_rate): - N = len(time) - Fs = 1.0 / (max(time) - min(time)) - Fn = 0.5 * sample_rate - freq = [-Fn + i*Fs for i in range(N)] - return freq - - def make_plots(self): - # if specified on the command-line, set file pointer - self.hfile.seek(self.sizeof_data*self.start, 1) - - self.get_data() - - # Subplot for real and imaginary parts of signal - self.sp_iq = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.4, 0.6]) - self.sp_iq.set_title(("I&Q"), fontsize=self.title_font_size, fontweight="bold") - self.sp_iq.set_xlabel("Time (s)", fontsize=self.label_font_size, fontweight="bold") - self.sp_iq.set_ylabel("Amplitude (V)", fontsize=self.label_font_size, fontweight="bold") - self.plot_iq = plot(self.time, self.reals, 'bo-', self.time, self.imags, 'ro-') - self.sp_iq.set_ylim([1.5*min([min(self.reals), min(self.imags)]), - 1.5*max([max(self.reals), max(self.imags)])]) - - # Subplot for constellation plot - self.sp_fft = self.fig.add_subplot(2,2,1, position=[0.575, 0.2, 0.4, 0.6]) - self.sp_fft.set_title(("FFT"), fontsize=self.title_font_size, fontweight="bold") - self.sp_fft.set_xlabel("Frequency (Hz)", fontsize=self.label_font_size, fontweight="bold") - self.sp_fft.set_ylabel("Power (dBm)", fontsize=self.label_font_size, fontweight="bold") - self.plot_fft = plot(self.freq, self.iq_fft, '-bo') - self.sp_fft.set_ylim([min(self.iq_fft)-10, max(self.iq_fft)+10]) - - draw() - - def update_plots(self): - self.plot_iq[0].set_data([self.time, self.reals]) - self.plot_iq[1].set_data([self.time, self.imags]) - self.sp_iq.set_ylim([1.5*min([min(self.reals), min(self.imags)]), - 1.5*max([max(self.reals), max(self.imags)])]) - - self.plot_fft[0].set_data([self.freq, self.iq_fft]) - self.sp_fft.set_ylim([min(self.iq_fft)-10, max(self.iq_fft)+10]) - - draw() - - def zoom(self, event): - newxlim = self.sp_iq.get_xlim() - if(newxlim != self.xlim): - self.xlim = newxlim - xmin = max(0, int(ceil(self.sample_rate*self.xlim[0]))) - xmax = min(int(ceil(self.sample_rate*self.xlim[1])), len(self.iq)) - - iq = self.iq[xmin : xmax] - time = self.time[xmin : xmax] - - iq_fft = self.dofft(iq) - freq = self.calc_freq(time, self.sample_rate) - - self.plot_fft[0].set_data(freq, iq_fft) - self.sp_fft.axis([min(freq), max(freq), - min(iq_fft)-10, max(iq_fft)+10]) - - draw() - - def click(self, event): - forward_valid_keys = [" ", "down", "right"] - backward_valid_keys = ["up", "left"] - - if(find(event.key, forward_valid_keys)): - self.step_forward() - - elif(find(event.key, backward_valid_keys)): - self.step_backward() - - def button_left_click(self, event): - self.step_backward() - - def button_right_click(self, event): - self.step_forward() - - def step_forward(self): - self.get_data() - self.update_plots() - - def step_backward(self): - # Step back in file position - if(self.hfile.tell() >= 2*self.sizeof_data*self.block_length ): - self.hfile.seek(-2*self.sizeof_data*self.block_length, 1) - else: - self.hfile.seek(-self.hfile.tell(),1) - self.get_data() - self.update_plots() - - - -#FIXME: there must be a way to do this with a Python builtin -def find(item_in, list_search): - for l in list_search: - if item_in == l: - return True - return False - -def main(): - usage="%prog: [options] input_filename" - description = "Takes a GNU Radio complex binary file and displays the I&Q data versus time as well as the frequency domain (FFT) plot. The y-axis values are plotted assuming volts as the amplitude of the I&Q streams and converted into dBm in the frequency domain (the 1/N power adjustment out of the FFT is performed internally). The script plots a certain block of data at a time, specified on the command line as -B or --block. This value defaults to 1000. The start position in the file can be set by specifying -s or --start and defaults to 0 (the start of 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 and frequency axis, set the sample rate (-R or --sample-rate) to the sample rate used when capturing the samples." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) != 1: - parser.print_help() - raise SystemExit, 1 - filename = args[0] - - dc = draw_fft_c(filename, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - - - diff --git a/gnuradio-core/src/utils/gr_plot_fft_f.py b/gnuradio-core/src/utils/gr_plot_fft_f.py deleted file mode 100755 index bb1652914..000000000 --- a/gnuradio-core/src/utils/gr_plot_fft_f.py +++ /dev/null @@ -1,236 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy - from scipy import fftpack -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -try: - from pylab import * -except ImportError: - print "Please install Matplotlib to run this script (http://matplotlib.sourceforge.net/)" - raise SystemExit, 1 - -from optparse import OptionParser -from math import log10 - -matplotlib.interactive(True) -matplotlib.use('TkAgg') - -class draw_fft_f: - def __init__(self, filename, options): - self.hfile = open(filename, "r") - self.block_length = options.block - self.start = options.start - self.sample_rate = options.sample_rate - - self.datatype = scipy.float32 - self.sizeof_data = self.datatype().nbytes # number of bytes per sample in file - - self.axis_font_size = 16 - self.label_font_size = 18 - self.title_font_size = 20 - self.text_size = 22 - - # Setup PLOT - self.fig = figure(1, figsize=(16, 9), facecolor='w') - rcParams['xtick.labelsize'] = self.axis_font_size - rcParams['ytick.labelsize'] = self.axis_font_size - - self.text_file = figtext(0.10, 0.94, ("File: %s" % filename), weight="heavy", size=self.text_size) - self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size) - self.text_block = figtext(0.40, 0.88, ("Block Size: %d" % self.block_length), - weight="heavy", size=self.text_size) - self.text_sr = figtext(0.60, 0.88, ("Sample Rate: %.2f" % self.sample_rate), - weight="heavy", size=self.text_size) - self.make_plots() - - self.button_left_axes = self.fig.add_axes([0.45, 0.01, 0.05, 0.05], frameon=True) - self.button_left = Button(self.button_left_axes, "<") - self.button_left_callback = self.button_left.on_clicked(self.button_left_click) - - self.button_right_axes = self.fig.add_axes([0.50, 0.01, 0.05, 0.05], frameon=True) - self.button_right = Button(self.button_right_axes, ">") - self.button_right_callback = self.button_right.on_clicked(self.button_right_click) - - self.xlim = self.sp_f.get_xlim() - - self.manager = get_current_fig_manager() - connect('draw_event', self.zoom) - connect('key_press_event', self.click) - show() - - def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//self.sizeof_data)) - self.floats = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length) - #print "Read in %d items" % len(self.floats) - if(len(self.floats) == 0): - print "End of File" - else: - self.f_fft = self.dofft(self.floats) - - self.time = [i*(1/self.sample_rate) for i in range(len(self.floats))] - self.freq = self.calc_freq(self.time, self.sample_rate) - - def dofft(self, f): - N = len(f) - f_fft = fftpack.fftshift(scipy.fft(f)) # fft and shift axis - f_dB = list() - for f in f_fft: - try: - f_dB.append(20*log10(abs(f/N))) # convert to decibels, adjust power - except OverflowError: # protect against taking log(0) - f = 1e-14 # not sure if this is the best way to do this - f_dB.append(20*log10(abs(f/N))) - - return f_dB - - def calc_freq(self, time, sample_rate): - N = len(time) - Fs = 1.0 / (max(time) - min(time)) - Fn = 0.5 * sample_rate - freq = [-Fn + i*Fs for i in range(N)] - return freq - - def make_plots(self): - # if specified on the command-line, set file pointer - self.hfile.seek(self.sizeof_data*self.start, 1) - - self.get_data() - - # Subplot for real and imaginary parts of signal - self.sp_f = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.4, 0.6]) - self.sp_f.set_title(("Amplitude"), fontsize=self.title_font_size, fontweight="bold") - self.sp_f.set_xlabel("Time (s)", fontsize=self.label_font_size, fontweight="bold") - self.sp_f.set_ylabel("Amplitude (V)", fontsize=self.label_font_size, fontweight="bold") - self.plot_f = plot(self.time, self.floats, 'bo-') - self.sp_f.set_ylim([1.5*min(self.floats), - 1.5*max(self.floats)]) - - # Subplot for constellation plot - self.sp_fft = self.fig.add_subplot(2,2,1, position=[0.575, 0.2, 0.4, 0.6]) - self.sp_fft.set_title(("FFT"), fontsize=self.title_font_size, fontweight="bold") - self.sp_fft.set_xlabel("Frequency (Hz)", fontsize=self.label_font_size, fontweight="bold") - self.sp_fft.set_ylabel("Power (dBm)", fontsize=self.label_font_size, fontweight="bold") - self.plot_fft = plot(self.freq, self.f_fft, '-bo') - self.sp_fft.set_ylim([min(self.f_fft)-10, max(self.f_fft)+10]) - - draw() - - def update_plots(self): - self.plot_f[0].set_data([self.time, self.floats]) - self.sp_f.set_ylim([1.5*min(self.floats), - 1.5*max(self.floats)]) - - self.plot_fft[0].set_data([self.freq, self.f_fft]) - self.sp_fft.set_ylim([min(self.f_fft)-10, max(self.f_fft)+10]) - - draw() - - def zoom(self, event): - newxlim = self.sp_f.get_xlim() - if(newxlim != self.xlim): - self.xlim = newxlim - xmin = max(0, int(ceil(self.sample_rate*self.xlim[0]))) - xmax = min(int(ceil(self.sample_rate*self.xlim[1])), len(self.floats)) - - f = self.floats[xmin : xmax] - time = self.time[xmin : xmax] - - f_fft = self.dofft(f) - freq = self.calc_freq(time, self.sample_rate) - - self.plot_fft[0].set_data(freq, f_fft) - self.sp_fft.axis([min(freq), max(freq), - min(f_fft)-10, max(f_fft)+10]) - - draw() - - def click(self, event): - forward_valid_keys = [" ", "down", "right"] - backward_valid_keys = ["up", "left"] - - if(find(event.key, forward_valid_keys)): - self.step_forward() - - elif(find(event.key, backward_valid_keys)): - self.step_backward() - - def button_left_click(self, event): - self.step_backward() - - def button_right_click(self, event): - self.step_forward() - - def step_forward(self): - self.get_data() - self.update_plots() - - def step_backward(self): - # Step back in file position - if(self.hfile.tell() >= 2*self.sizeof_data*self.block_length ): - self.hfile.seek(-2*self.sizeof_data*self.block_length, 1) - else: - self.hfile.seek(-self.hfile.tell(),1) - self.get_data() - self.update_plots() - - - -#FIXME: there must be a way to do this with a Python builtin -def find(item_in, list_search): - for l in list_search: - if item_in == l: - return True - return False - -def main(): - usage="%prog: [options] input_filename" - description = "Takes a GNU Radio floating point binary file and displays the sample data versus time as well as the frequency domain (FFT) plot. The y-axis values are plotted assuming volts as the amplitude of the I&Q streams and converted into dBm in the frequency domain (the 1/N power adjustment out of the FFT is performed internally). The script plots a certain block of data at a time, specified on the command line as -B or --block. This value defaults to 1000. The start position in the file can be set by specifying -s or --start and defaults to 0 (the start of 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 and frequency axis, set the sample rate (-R or --sample-rate) to the sample rate used when capturing the samples." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) != 1: - parser.print_help() - raise SystemExit, 1 - filename = args[0] - - dc = draw_fft_f(filename, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - - - diff --git a/gnuradio-core/src/utils/gr_plot_float.py b/gnuradio-core/src/utils/gr_plot_float.py deleted file mode 100755 index 248a84b85..000000000 --- a/gnuradio-core/src/utils/gr_plot_float.py +++ /dev/null @@ -1,58 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -from optparse import OptionParser -from gr_plot_data import plot_data - -def main(): - usage="%prog: [options] input_filenames" - description = "Takes a GNU Radio floating point 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." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) < 1: - parser.print_help() - raise SystemExit, 1 - filenames = args - - datatype=scipy.float32 - dc = plot_data(datatype, filenames, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - diff --git a/gnuradio-core/src/utils/gr_plot_int.py b/gnuradio-core/src/utils/gr_plot_int.py deleted file mode 100755 index 86ecbce7d..000000000 --- a/gnuradio-core/src/utils/gr_plot_int.py +++ /dev/null @@ -1,58 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -from optparse import OptionParser -from gr_plot_data import plot_data - -def main(): - usage="%prog: [options] input_filenames" - description = "Takes a GNU Radio integer 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." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) < 1: - parser.print_help() - raise SystemExit, 1 - filenames = args - - datatype=scipy.int32 - dc = plot_data(datatype, filenames, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - diff --git a/gnuradio-core/src/utils/gr_plot_iq.py b/gnuradio-core/src/utils/gr_plot_iq.py deleted file mode 100755 index f1f1c1052..000000000 --- a/gnuradio-core/src/utils/gr_plot_iq.py +++ /dev/null @@ -1,182 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -try: - from pylab import * -except ImportError: - print "Please install Matplotlib to run this script (http://matplotlib.sourceforge.net/)" - raise SystemExit, 1 - -from optparse import OptionParser - -matplotlib.interactive(True) -matplotlib.use('TkAgg') - -class draw_fft: - def __init__(self, filename, options): - self.hfile = open(filename, "r") - self.block_length = options.block - self.start = options.start - self.sample_rate = options.sample_rate - - self.datatype = scipy.complex64 - self.sizeof_data = self.datatype().nbytes # number of bytes per sample in file - - self.axis_font_size = 16 - self.label_font_size = 18 - self.title_font_size = 20 - self.text_size = 22 - - # Setup PLOT - self.fig = figure(1, figsize=(16, 9), facecolor='w') - rcParams['xtick.labelsize'] = self.axis_font_size - rcParams['ytick.labelsize'] = self.axis_font_size - - self.text_file = figtext(0.10, 0.94, ("File: %s" % filename), weight="heavy", size=self.text_size) - self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size) - self.text_block = figtext(0.40, 0.88, ("Block Size: %d" % self.block_length), - weight="heavy", size=self.text_size) - self.text_sr = figtext(0.60, 0.88, ("Sample Rate: %.2f" % self.sample_rate), - weight="heavy", size=self.text_size) - self.make_plots() - - self.button_left_axes = self.fig.add_axes([0.45, 0.01, 0.05, 0.05], frameon=True) - self.button_left = Button(self.button_left_axes, "<") - self.button_left_callback = self.button_left.on_clicked(self.button_left_click) - - self.button_right_axes = self.fig.add_axes([0.50, 0.01, 0.05, 0.05], frameon=True) - self.button_right = Button(self.button_right_axes, ">") - self.button_right_callback = self.button_right.on_clicked(self.button_right_click) - - self.xlim = self.sp_iq.get_xlim() - - self.manager = get_current_fig_manager() - connect('key_press_event', self.click) - show() - - def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//self.sizeof_data)) - self.iq = scipy.fromfile(self.hfile, dtype=self.datatype, count=self.block_length) - #print "Read in %d items" % len(self.iq) - if(len(self.iq) == 0): - print "End of File" - else: - self.reals = [r.real for r in self.iq] - self.imags = [i.imag for i in self.iq] - self.time = [i*(1/self.sample_rate) for i in range(len(self.reals))] - - def make_plots(self): - # if specified on the command-line, set file pointer - self.hfile.seek(self.sizeof_data*self.start, 1) - - self.get_data() - - # Subplot for real and imaginary parts of signal - self.sp_iq = self.fig.add_subplot(2,1,1, position=[0.075, 0.14, 0.85, 0.67]) - self.sp_iq.set_title(("I&Q"), fontsize=self.title_font_size, fontweight="bold") - self.sp_iq.set_xlabel("Time (s)", fontsize=self.label_font_size, fontweight="bold") - self.sp_iq.set_ylabel("Amplitude (V)", fontsize=self.label_font_size, fontweight="bold") - self.plot_iq = plot(self.time, self.reals, 'bo-', self.time, self.imags, 'ro-') - self.sp_iq.set_ylim([1.5*min([min(self.reals), min(self.imags)]), - 1.5*max([max(self.reals), max(self.imags)])]) - - draw() - - def update_plots(self): - self.plot_iq[0].set_data([self.time, self.reals]) - self.plot_iq[1].set_data([self.time, self.imags]) - self.sp_iq.set_ylim([1.5*min([min(self.reals), min(self.imags)]), - 1.5*max([max(self.reals), max(self.imags)])]) - draw() - - def click(self, event): - forward_valid_keys = [" ", "down", "right"] - backward_valid_keys = ["up", "left"] - - if(find(event.key, forward_valid_keys)): - self.step_forward() - - elif(find(event.key, backward_valid_keys)): - self.step_backward() - - def button_left_click(self, event): - self.step_backward() - - def button_right_click(self, event): - self.step_forward() - - def step_forward(self): - self.get_data() - self.update_plots() - - def step_backward(self): - # Step back in file position - if(self.hfile.tell() >= 2*self.sizeof_data*self.block_length ): - self.hfile.seek(-2*self.sizeof_data*self.block_length, 1) - else: - self.hfile.seek(-self.hfile.tell(),1) - self.get_data() - self.update_plots() - - - -#FIXME: there must be a way to do this with a Python builtin -def find(item_in, list_search): - for l in list_search: - if item_in == l: - return True - return False - -def main(): - usage="%prog: [options] input_filename" - description = "Takes a GNU Radio complex binary file and displays the I&Q data 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." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) != 1: - parser.print_help() - raise SystemExit, 1 - filename = args[0] - - dc = draw_fft(filename, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - - - diff --git a/gnuradio-core/src/utils/gr_plot_short.py b/gnuradio-core/src/utils/gr_plot_short.py deleted file mode 100755 index 399c0aab9..000000000 --- a/gnuradio-core/src/utils/gr_plot_short.py +++ /dev/null @@ -1,58 +0,0 @@ -#!/usr/bin/env python -# -# Copyright 2007,2008 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. -# - -try: - import scipy -except ImportError: - print "Please install SciPy to run this script (http://www.scipy.org/)" - raise SystemExit, 1 - -from optparse import OptionParser -from gr_plot_data import plot_data - -def main(): - usage="%prog: [options] input_filenames" - description = "Takes a GNU Radio short integer 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." - - parser = OptionParser(conflict_handler="resolve", usage=usage, description=description) - parser.add_option("-B", "--block", type="int", default=1000, - help="Specify the block size [default=%default]") - parser.add_option("-s", "--start", type="int", default=0, - help="Specify where to start in the file [default=%default]") - parser.add_option("-R", "--sample-rate", type="float", default=1.0, - help="Set the sampler rate of the data [default=%default]") - - (options, args) = parser.parse_args () - if len(args) < 1: - parser.print_help() - raise SystemExit, 1 - filenames = args - - datatype=scipy.int16 - dc = plot_data(datatype, filenames, options) - -if __name__ == "__main__": - try: - main() - except KeyboardInterrupt: - pass - |