diff options
Diffstat (limited to 'gnuradio-core/src')
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_char.py | 128 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_const.py | 13 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_data.py | 189 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_fft_c.py | 13 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_fft_f.py | 13 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_float.py | 126 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_int.py | 128 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_iq.py | 13 | ||||
| -rwxr-xr-x | gnuradio-core/src/utils/gr_plot_short.py | 128 |
9 files changed, 252 insertions, 499 deletions
diff --git a/gnuradio-core/src/utils/gr_plot_char.py b/gnuradio-core/src/utils/gr_plot_char.py index 6f799cdd2..d7bde8d00 100755 --- a/gnuradio-core/src/utils/gr_plot_char.py +++ b/gnuradio-core/src/utils/gr_plot_char.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2007 Free Software Foundation, Inc. +# Copyright 2007,2008 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -21,125 +21,12 @@ # 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())) - 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 +from gr_plot_data import plot_data 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." + 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, @@ -150,12 +37,13 @@ def main(): help="Set the sampler rate of the data [default=%default]") (options, args) = parser.parse_args () - if len(args) != 1: + if len(args) < 1: parser.print_help() raise SystemExit, 1 - filename = args[0] + filenames = args - dc = draw_fft_c(filename, options) + datatype=scipy.int8 + dc = plot_data(datatype, filenames, options) if __name__ == "__main__": try: diff --git a/gnuradio-core/src/utils/gr_plot_const.py b/gnuradio-core/src/utils/gr_plot_const.py index bbcbb85cc..9ec75ddb9 100755 --- a/gnuradio-core/src/utils/gr_plot_const.py +++ b/gnuradio-core/src/utils/gr_plot_const.py @@ -35,6 +35,9 @@ class draw_constellation: 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 @@ -68,8 +71,8 @@ class draw_constellation: show() def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//8)) - iq = scipy.fromfile(self.hfile, dtype=scipy.complex64, count=self.block_length) + 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" @@ -81,7 +84,7 @@ class draw_constellation: def make_plots(self): # if specified on the command-line, set file pointer - self.hfile.seek(16*self.start, 1) + self.hfile.seek(self.sizeof_data*self.start, 1) self.get_data() @@ -150,8 +153,8 @@ class draw_constellation: def step_backward(self): # Step back in file position - if(self.hfile.tell() >= 16*self.block_length ): - self.hfile.seek(-16*self.block_length, 1) + 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() diff --git a/gnuradio-core/src/utils/gr_plot_data.py b/gnuradio-core/src/utils/gr_plot_data.py new file mode 100755 index 000000000..f0c2436bd --- /dev/null +++ b/gnuradio-core/src/utils/gr_plot_data.py @@ -0,0 +1,189 @@ +#!/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. +# + +import scipy +from pylab import * +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 index 924566968..af21a8fea 100755 --- a/gnuradio-core/src/utils/gr_plot_fft_c.py +++ b/gnuradio-core/src/utils/gr_plot_fft_c.py @@ -36,6 +36,9 @@ class draw_fft_c: 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 @@ -70,8 +73,8 @@ class draw_fft_c: show() def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//8)) - self.iq = scipy.fromfile(self.hfile, dtype=scipy.complex64, count=self.block_length) + 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" @@ -100,7 +103,7 @@ class draw_fft_c: def make_plots(self): # if specified on the command-line, set file pointer - self.hfile.seek(16*self.start, 1) + self.hfile.seek(self.sizeof_data*self.start, 1) self.get_data() @@ -175,8 +178,8 @@ class draw_fft_c: def step_backward(self): # Step back in file position - if(self.hfile.tell() >= 16*self.block_length ): - self.hfile.seek(-16*self.block_length, 1) + 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() diff --git a/gnuradio-core/src/utils/gr_plot_fft_f.py b/gnuradio-core/src/utils/gr_plot_fft_f.py index 717efdfb5..5825c4ebc 100755 --- a/gnuradio-core/src/utils/gr_plot_fft_f.py +++ b/gnuradio-core/src/utils/gr_plot_fft_f.py @@ -36,6 +36,9 @@ class draw_fft_f: 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 @@ -70,8 +73,8 @@ class draw_fft_f: show() def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//4)) - self.floats = scipy.fromfile(self.hfile, dtype=scipy.float32, count=self.block_length) + 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" @@ -103,7 +106,7 @@ class draw_fft_f: def make_plots(self): # if specified on the command-line, set file pointer - self.hfile.seek(16*self.start, 1) + self.hfile.seek(self.sizeof_data*self.start, 1) self.get_data() @@ -177,8 +180,8 @@ class draw_fft_f: 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) + 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() diff --git a/gnuradio-core/src/utils/gr_plot_float.py b/gnuradio-core/src/utils/gr_plot_float.py index 473326012..d49a00594 100755 --- a/gnuradio-core/src/utils/gr_plot_float.py +++ b/gnuradio-core/src/utils/gr_plot_float.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2007 Free Software Foundation, Inc. +# Copyright 2007,2008 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -21,124 +21,11 @@ # 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.float32, 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 +from gr_plot_data import plot_data def main(): - usage="%prog: [options] input_filename" + 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) @@ -150,12 +37,13 @@ def main(): help="Set the sampler rate of the data [default=%default]") (options, args) = parser.parse_args () - if len(args) != 1: + if len(args) < 1: parser.print_help() raise SystemExit, 1 - filename = args[0] + filenames = args - dc = draw_fft_c(filename, options) + datatype=scipy.float32 + dc = plot_data(datatype, filenames, options) if __name__ == "__main__": try: diff --git a/gnuradio-core/src/utils/gr_plot_int.py b/gnuradio-core/src/utils/gr_plot_int.py index ef2c7170a..3eb36011d 100755 --- a/gnuradio-core/src/utils/gr_plot_int.py +++ b/gnuradio-core/src/utils/gr_plot_int.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2007 Free Software Foundation, Inc. +# Copyright 2007,2008 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -21,125 +21,12 @@ # 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 +from gr_plot_data import plot_data 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." + 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, @@ -150,12 +37,13 @@ def main(): help="Set the sampler rate of the data [default=%default]") (options, args) = parser.parse_args () - if len(args) != 1: + if len(args) < 1: parser.print_help() raise SystemExit, 1 - filename = args[0] + filenames = args - dc = draw_fft_c(filename, options) + datatype=scipy.int32 + dc = plot_data(datatype, filenames, options) if __name__ == "__main__": try: diff --git a/gnuradio-core/src/utils/gr_plot_iq.py b/gnuradio-core/src/utils/gr_plot_iq.py index 1bb24517e..175261561 100755 --- a/gnuradio-core/src/utils/gr_plot_iq.py +++ b/gnuradio-core/src/utils/gr_plot_iq.py @@ -34,6 +34,9 @@ class draw_fft: 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 @@ -67,8 +70,8 @@ class draw_fft: show() def get_data(self): - self.text_file_pos.set_text("File Position: %d" % (self.hfile.tell()//8)) - self.iq = scipy.fromfile(self.hfile, dtype=scipy.complex64, count=self.block_length) + 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" @@ -79,7 +82,7 @@ class draw_fft: def make_plots(self): # if specified on the command-line, set file pointer - self.hfile.seek(16*self.start, 1) + self.hfile.seek(self.sizeof_data*self.start, 1) self.get_data() @@ -123,8 +126,8 @@ class draw_fft: def step_backward(self): # Step back in file position - if(self.hfile.tell() >= 16*self.block_length ): - self.hfile.seek(-16*self.block_length, 1) + 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() diff --git a/gnuradio-core/src/utils/gr_plot_short.py b/gnuradio-core/src/utils/gr_plot_short.py index 0bb091def..ea7092b10 100755 --- a/gnuradio-core/src/utils/gr_plot_short.py +++ b/gnuradio-core/src/utils/gr_plot_short.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2007 Free Software Foundation, Inc. +# Copyright 2007,2008 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -21,125 +21,12 @@ # 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()//2)) - 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 +from gr_plot_data import plot_data 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." + 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, @@ -150,12 +37,13 @@ def main(): help="Set the sampler rate of the data [default=%default]") (options, args) = parser.parse_args () - if len(args) != 1: + if len(args) < 1: parser.print_help() raise SystemExit, 1 - filename = args[0] + filenames = args - dc = draw_fft_c(filename, options) + datatype=scipy.int16 + dc = plot_data(datatype, filenames, options) if __name__ == "__main__": try: |