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[Commit-gnuradio] r7318 - gnuradio/branches/developers/trondeau/ofdm2/gn
From: |
trondeau |
Subject: |
[Commit-gnuradio] r7318 - gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils |
Date: |
Tue, 1 Jan 2008 07:04:27 -0700 (MST) |
Author: trondeau
Date: 2008-01-01 07:04:26 -0700 (Tue, 01 Jan 2008)
New Revision: 7318
Added:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_char.py
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_int.py
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_short.py
Modified:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_float.py
Log:
adding plotting tool for char, int, and short data files and fixes a bug in the
float plotting tool.
Added:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_char.py
===================================================================
---
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_char.py
(rev 0)
+++
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_char.py
2008-01-01 14:04:26 UTC (rev 7318)
@@ -0,0 +1,165 @@
+#!/usr/bin/env python
+#
+# Copyright 2007 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.
+#
+
+import scipy
+from pylab import *
+from optparse import OptionParser
+
+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.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('key_press_event', self.click)
+ show()
+
+ def get_data(self):
+ self.text_file_pos.set_text("File Position: %d" %
(self.hfile.tell()//4))
+ f = scipy.fromfile(self.hfile, dtype=scipy.int8,
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):
+ # if specified on the command-line, set file pointer
+ self.hfile.seek(8*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, 0.875,
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 = plot(self.time, self.f, 'bo-')
+ self.sp_f.set_ylim([1.5*min(self.f),
+ 1.5*max(self.f)])
+
+ draw()
+
+ def update_plots(self):
+ self.plot_f[0].set_data([self.time, self.f])
+ self.sp_f.set_ylim([1.5*min(self.f),
+ 1.5*max(self.f)])
+ 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.block_length ):
+ self.hfile.seek(-2*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 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
+ filename = args[0]
+
+ dc = draw_fft_c(filename, options)
+
+if __name__ == "__main__":
+ try:
+ main()
+ except KeyboardInterrupt:
+ pass
+
Property changes on:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_char.py
___________________________________________________________________
Name: svn:executable
+ *
Modified:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_float.py
===================================================================
---
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_float.py
2008-01-01 14:03:25 UTC (rev 7317)
+++
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_float.py
2008-01-01 14:04:26 UTC (rev 7318)
@@ -68,11 +68,12 @@
def get_data(self):
self.text_file_pos.set_text("File Position: %d" %
(self.hfile.tell()//4))
- self.f = scipy.fromfile(self.hfile, dtype=scipy.float32,
count=self.block_length)
+ f = scipy.fromfile(self.hfile, dtype=scipy.float32,
count=self.block_length)
#print "Read in %d items" % len(self.f)
- if(len(self.f) == 0):
+ 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):
Added:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_int.py
===================================================================
---
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_int.py
(rev 0)
+++
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_int.py
2008-01-01 14:04:26 UTC (rev 7318)
@@ -0,0 +1,165 @@
+#!/usr/bin/env python
+#
+# Copyright 2007 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.
+#
+
+import scipy
+from pylab import *
+from optparse import OptionParser
+
+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.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('key_press_event', self.click)
+ show()
+
+ def get_data(self):
+ self.text_file_pos.set_text("File Position: %d" %
(self.hfile.tell()//4))
+ f = scipy.fromfile(self.hfile, dtype=scipy.int32,
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):
+ # if specified on the command-line, set file pointer
+ self.hfile.seek(8*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, 0.875,
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 = plot(self.time, self.f, 'bo-')
+ self.sp_f.set_ylim([1.5*min(self.f),
+ 1.5*max(self.f)])
+
+ draw()
+
+ def update_plots(self):
+ self.plot_f[0].set_data([self.time, self.f])
+ self.sp_f.set_ylim([1.5*min(self.f),
+ 1.5*max(self.f)])
+ 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() >= 8*self.block_length ):
+ self.hfile.seek(-8*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 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
+ filename = args[0]
+
+ dc = draw_fft_c(filename, options)
+
+if __name__ == "__main__":
+ try:
+ main()
+ except KeyboardInterrupt:
+ pass
+
Property changes on:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_int.py
___________________________________________________________________
Name: svn:executable
+ *
Added:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_short.py
===================================================================
---
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_short.py
(rev 0)
+++
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_short.py
2008-01-01 14:04:26 UTC (rev 7318)
@@ -0,0 +1,165 @@
+#!/usr/bin/env python
+#
+# Copyright 2007 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.
+#
+
+import scipy
+from pylab import *
+from optparse import OptionParser
+
+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.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('key_press_event', self.click)
+ show()
+
+ def get_data(self):
+ self.text_file_pos.set_text("File Position: %d" %
(self.hfile.tell()//4))
+ f = scipy.fromfile(self.hfile, dtype=scipy.int16,
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):
+ # if specified on the command-line, set file pointer
+ self.hfile.seek(8*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, 0.875,
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 = plot(self.time, self.f, 'bo-')
+ self.sp_f.set_ylim([1.5*min(self.f),
+ 1.5*max(self.f)])
+
+ draw()
+
+ def update_plots(self):
+ self.plot_f[0].set_data([self.time, self.f])
+ self.sp_f.set_ylim([1.5*min(self.f),
+ 1.5*max(self.f)])
+ 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() >= 4*self.block_length ):
+ self.hfile.seek(-4*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 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
+ filename = args[0]
+
+ dc = draw_fft_c(filename, options)
+
+if __name__ == "__main__":
+ try:
+ main()
+ except KeyboardInterrupt:
+ pass
+
Property changes on:
gnuradio/branches/developers/trondeau/ofdm2/gnuradio-core/src/utils/gr_plot_short.py
___________________________________________________________________
Name: svn:executable
+ *
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