From 8427b6cdd8112f82ddae5815a87334708db5764e Mon Sep 17 00:00:00 2001
From: japm48 <japm48@users.noreply.github.com>
Date: Thu, 26 Mar 2020 17:27:28 +0100
Subject: gr-utils: restructure plot_tools folder
Move python/utils/ to plot_tools/ as per issue #2462.
---
gr-utils/python/utils/plot_data.py | 188 -------------------------------------
1 file changed, 188 deletions(-)
delete mode 100644 gr-utils/python/utils/plot_data.py
(limited to 'gr-utils/python/utils/plot_data.py')
diff --git a/gr-utils/python/utils/plot_data.py b/gr-utils/python/utils/plot_data.py
deleted file mode 100644
index a311f8711d..0000000000
--- a/gr-utils/python/utils/plot_data.py
+++ /dev/null
@@ -1,188 +0,0 @@
-#
-# Copyright 2007,2008,2011 Free Software Foundation, Inc.
-#
-# This file is part of GNU Radio
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-#
-#
-"""
-Utility to help plotting data from files.
-"""
-
-from __future__ import print_function
-from __future__ import division
-from __future__ import unicode_literals
-
-from argparse import ArgumentParser
-
-import numpy
-
-try:
- from pylab import Button, connect, draw, figure, figtext, get_current_fig_manager, show, plot, rcParams
-except ImportError:
- print("Please install Python Matplotlib (http://matplotlib.sourceforge.net/) and Python TkInter https://wiki.python.org/moin/TkInter to run this script")
- raise SystemExit(1)
-
-
-datatype_lookup = {
- "complex64": numpy.complex64,
- "float32": numpy.float32,
- "uint32": numpy.uint32,
- "int32": numpy.int32,
- "uint16": numpy.uint16,
- "int16": numpy.int16,
- "uint8": numpy.uint8,
- "int8": numpy.int8,
-}
-
-class plot_data(object):
- 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
- if self.datatype is None:
- self.datatype = datatype_lookup[options.data_type]
- 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_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))
- try:
- f = numpy.fromfile(hfile, dtype=self.datatype, count=self.block_length)
- except MemoryError:
- print("End of File")
- else:
- self.f = numpy.array(f)
- self.time = numpy.array([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, self.f.max())
- minval = min(minval, self.f.min())
-
- 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, self.f.max())
- minval = min(minval, self.f.min())
-
- 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()
-
- @staticmethod
- def setup_options():
- description = "Takes a GNU Radio 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 = ArgumentParser(conflict_handler="resolve", description=description)
- parser.add_argument("-d", "--data-type", default="complex64",
- choices=("complex64", "float32", "uint32", "int32", "uint16",
- "int16", "uint8", "int8"),
- help="Specify the data type [default=%(default)r]")
- parser.add_argument("-B", "--block", type=int, default=1000,
- help="Specify the block size [default=%(default)r]")
- parser.add_argument("-s", "--start", type=int, default=0,
- help="Specify where to start in the file [default=%(default)r]")
- parser.add_argument("-R", "--sample-rate", type=float, default=1.0,
- help="Set the sampler rate of the data [default=%(default)r]")
- parser.add_argument("files", metavar="FILE", nargs='+',
- help="Input file with samples")
- return parser
-
-def find(item_in, list_search):
- try:
- return list_search.index(item_in) != None
- except ValueError:
- return False
--
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