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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# SPDX-License-Identifier: GPL-3.0
#
# GNU Radio Python Flow Graph
# Title: Bit Error Rate test
# Author: Sara Halter
# GNU Radio version: 3.8.2.0
from distutils.version import StrictVersion
if __name__ == '__main__':
import ctypes
import sys
if sys.platform.startswith('linux'):
try:
x11 = ctypes.cdll.LoadLibrary('libX11.so')
x11.XInitThreads()
except:
print("Warning: failed to XInitThreads()")
from gnuradio import blocks
from gnuradio import gr
from gnuradio.filter import firdes
import sys
import signal
from PyQt5 import Qt
from argparse import ArgumentParser
from gnuradio.eng_arg import eng_float, intx
from gnuradio import eng_notation
import fadingui
import numpy as np
from gnuradio import qtgui
class Test_Bit_Errorrate(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "Bit Error Rate test ")
Qt.QWidget.__init__(self)
self.setWindowTitle("Bit Error Rate test ")
qtgui.util.check_set_qss()
try:
self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
except:
pass
self.top_scroll_layout = Qt.QVBoxLayout()
self.setLayout(self.top_scroll_layout)
self.top_scroll = Qt.QScrollArea()
self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
self.top_scroll_layout.addWidget(self.top_scroll)
self.top_scroll.setWidgetResizable(True)
self.top_widget = Qt.QWidget()
self.top_scroll.setWidget(self.top_widget)
self.top_layout = Qt.QVBoxLayout(self.top_widget)
self.top_grid_layout = Qt.QGridLayout()
self.top_layout.addLayout(self.top_grid_layout)
self.settings = Qt.QSettings("GNU Radio", "Test_Bit_Errorrate")
try:
if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
self.restoreGeometry(self.settings.value("geometry").toByteArray())
else:
self.restoreGeometry(self.settings.value("geometry"))
except:
pass
##################################################
# Variables
##################################################
self.wrong = wrong = list(np.random.randint(0, 255, dtype=np.uint8, size=10))
self.vlen = vlen = 10
self.testvec = testvec = [31, 53] + [0x12, 0xe3, 0x9b, 0xee, 0x84, 0x23, 0x41, 0xf3]
self.samp_rate = samp_rate = 32000
##################################################
# Blocks
##################################################
self.fadingui_ber_0 = fadingui.ber(vgl=testvec, vlen=vlen)
self.blocks_vector_source_x_0 = blocks.vector_source_b(testvec + list(np.random.randint(0, 255, dtype=np.uint8, size=10)), True, vlen, [])
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_char*vlen, samp_rate,True)
##################################################
# Connections
##################################################
self.connect((self.blocks_throttle_0, 0), (self.fadingui_ber_0, 0))
self.connect((self.blocks_vector_source_x_0, 0), (self.blocks_throttle_0, 0))
def closeEvent(self, event):
self.settings = Qt.QSettings("GNU Radio", "Test_Bit_Errorrate")
self.settings.setValue("geometry", self.saveGeometry())
event.accept()
def get_wrong(self):
return self.wrong
def set_wrong(self, wrong):
self.wrong = wrong
def get_vlen(self):
return self.vlen
def set_vlen(self, vlen):
self.vlen = vlen
def get_testvec(self):
return self.testvec
def set_testvec(self, testvec):
self.testvec = testvec
self.blocks_vector_source_x_0.set_data(self.testvec + list(np.random.randint(0, 255, dtype=np.uint8, size=10)), [])
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.blocks_throttle_0.set_sample_rate(self.samp_rate)
def main(top_block_cls=Test_Bit_Errorrate, options=None):
if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
style = gr.prefs().get_string('qtgui', 'style', 'raster')
Qt.QApplication.setGraphicsSystem(style)
qapp = Qt.QApplication(sys.argv)
tb = top_block_cls()
tb.start()
tb.show()
def sig_handler(sig=None, frame=None):
Qt.QApplication.quit()
signal.signal(signal.SIGINT, sig_handler)
signal.signal(signal.SIGTERM, sig_handler)
timer = Qt.QTimer()
timer.start(500)
timer.timeout.connect(lambda: None)
def quitting():
tb.stop()
tb.wait()
qapp.aboutToQuit.connect(quitting)
qapp.exec_()
if __name__ == '__main__':
main()
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