#!/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 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.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) self.blocks_vector_source_x_0 = blocks.vector_source_b(testvec * 1600, True, 1, []) ################################################## # Connections ################################################## self.connect((self.blocks_vector_source_x_0, 0), (self.fadingui_ber_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_testvec(self): return self.testvec def set_testvec(self, testvec): self.testvec = testvec self.blocks_vector_source_x_0.set_data(self.testvec * 1600, []) def get_samp_rate(self): return self.samp_rate def set_samp_rate(self, samp_rate): self.samp_rate = 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()