diff options
| -rw-r--r-- | notebooks/BER .ipynb | 171 | ||||
| -rw-r--r-- | notebooks/FIR_mehrere_V2.ipynb | 23 | ||||
| -rw-r--r-- | notebooks/FrameSynchronization.ipynb | 4 | ||||
| -rw-r--r-- | src/gr-fadingui/grc/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | src/gr-fadingui/grc/fadingui_ber.block.yml | 37 | ||||
| -rw-r--r-- | src/gr-fadingui/python/CMakeLists.txt | 4 | ||||
| -rw-r--r-- | src/gr-fadingui/python/__init__.py | 1 | ||||
| -rw-r--r-- | src/gr-fadingui/python/ber.py | 55 | ||||
| -rwxr-xr-x | src/gr-fadingui/python/qa_ber.py | 41 | ||||
| -rw-r--r-- | tests/BER/Bit_error.grc | 98 | ||||
| -rwxr-xr-x | tests/BER/Test_Bit_Errorrate.py | 143 | ||||
| -rwxr-xr-x | tests/correlator/correlator.py | 4 |
12 files changed, 577 insertions, 7 deletions
diff --git a/notebooks/BER .ipynb b/notebooks/BER .ipynb new file mode 100644 index 0000000..8e0a6f4 --- /dev/null +++ b/notebooks/BER .ipynb @@ -0,0 +1,171 @@ +{ + "cells": [ + { + "cell_type": "code", + "execution_count": 1, + "id": "ec5412d2", + "metadata": {}, + "outputs": [], + "source": [ + "import numpy as np \n" + ] + }, + { + "cell_type": "code", + "execution_count": 2, + "id": "be1f0d01", + "metadata": {}, + "outputs": [ + { + "data": { + "text/plain": [ + "array([0, 1])" + ] + }, + "execution_count": 2, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "byte1= np.array([0x12, 0xe3, 0x9b])\n", + "byte2 = np.array([0x12, 0xe3, 0x9c])\n", + "b1 = np.array([0,0])\n", + "b2 = np.array([0,1])\n", + "b1\n", + "b2" + ] + }, + { + "cell_type": "code", + "execution_count": 6, + "id": "c256a3d0", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[0 0 7]\n" + ] + }, + { + "data": { + "text/plain": [ + "array([0, 1], dtype=uint8)" + ] + }, + "execution_count": 6, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "v = byte1^byte2\n", + "v1 = np.array (v,dtype = np.uint8)\n", + "print(v1)\n", + "v2 = b1^b2\n", + "v2 = np.array (v2,dtype = np.uint8)\n", + "v2" + ] + }, + { + "cell_type": "code", + "execution_count": 7, + "id": "227f0142", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "[0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1]\n" + ] + }, + { + "data": { + "text/plain": [ + "array([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], dtype=uint8)" + ] + }, + "execution_count": 7, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "z = np.unpackbits(v1)\n", + "print(z)\n", + "z1 = np.unpackbits(v2)\n", + "z1" + ] + }, + { + "cell_type": "code", + "execution_count": 5, + "id": "092d8dae", + "metadata": {}, + "outputs": [ + { + "data": { + "text/plain": [ + "3" + ] + }, + "execution_count": 5, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "a = sum(z)\n", + "a" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "0ac2e304", + "metadata": {}, + "outputs": [], + "source": [] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "034142b6", + "metadata": {}, + "outputs": [], + "source": [] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "f203fbce", + "metadata": {}, + "outputs": [], + "source": [] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3 (ipykernel)", + "language": "python", + "name": "python3" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 3 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython3", + "version": "3.9.2" + } + }, + "nbformat": 4, + "nbformat_minor": 5 +} diff --git a/notebooks/FIR_mehrere_V2.ipynb b/notebooks/FIR_mehrere_V2.ipynb index 6fbcf3b..9fdea2e 100644 --- a/notebooks/FIR_mehrere_V2.ipynb +++ b/notebooks/FIR_mehrere_V2.ipynb @@ -2,6 +2,7 @@ "cells": [ { "cell_type": "markdown", + "id": "c377e559", "metadata": {}, "source": [ "# FIR Filter Parameters" @@ -10,6 +11,7 @@ { "cell_type": "code", "execution_count": 1, + "id": "f14e4383", "metadata": {}, "outputs": [], "source": [ @@ -21,6 +23,7 @@ { "cell_type": "code", "execution_count": 2, + "id": "e8e2130b", "metadata": {}, "outputs": [], "source": [ @@ -31,6 +34,7 @@ }, { "cell_type": "markdown", + "id": "d39d7698", "metadata": {}, "source": [ "# Dealy Window\n" @@ -39,6 +43,7 @@ { "cell_type": "code", "execution_count": 3, + "id": "bd005466", "metadata": {}, "outputs": [ { @@ -66,6 +71,7 @@ { "cell_type": "code", "execution_count": 4, + "id": "e48a4dbd", "metadata": {}, "outputs": [ { @@ -96,6 +102,7 @@ }, { "cell_type": "markdown", + "id": "0ddadf5d", "metadata": {}, "source": [ "# FIR" @@ -104,6 +111,7 @@ { "cell_type": "code", "execution_count": 5, + "id": "bd6d61b3", "metadata": {}, "outputs": [], "source": [ @@ -119,6 +127,7 @@ { "cell_type": "code", "execution_count": 6, + "id": "ef41b7d8", "metadata": {}, "outputs": [], "source": [ @@ -129,6 +138,7 @@ { "cell_type": "code", "execution_count": 7, + "id": "fea2ae61", "metadata": {}, "outputs": [ { @@ -166,6 +176,7 @@ { "cell_type": "code", "execution_count": 8, + "id": "a65b4b37", "metadata": {}, "outputs": [ { @@ -186,6 +197,7 @@ { "cell_type": "code", "execution_count": 9, + "id": "ce9b4835", "metadata": {}, "outputs": [ { @@ -206,6 +218,7 @@ { "cell_type": "code", "execution_count": 10, + "id": "fc67f0a5", "metadata": {}, "outputs": [ { @@ -226,6 +239,7 @@ }, { "cell_type": "markdown", + "id": "35e1aaef", "metadata": {}, "source": [ "# FIR mit Delay \n" @@ -234,6 +248,7 @@ { "cell_type": "code", "execution_count": 58, + "id": "d8986bc9", "metadata": {}, "outputs": [ { @@ -302,6 +317,7 @@ { "cell_type": "code", "execution_count": 25, + "id": "d39528be", "metadata": {}, "outputs": [ { @@ -356,6 +372,7 @@ { "cell_type": "code", "execution_count": 26, + "id": "b6f61760", "metadata": {}, "outputs": [ { @@ -429,6 +446,7 @@ { "cell_type": "code", "execution_count": 14, + "id": "52c30c0f", "metadata": {}, "outputs": [ { @@ -450,6 +468,7 @@ { "cell_type": "code", "execution_count": null, + "id": "356ce18c", "metadata": {}, "outputs": [], "source": [] @@ -457,7 +476,7 @@ ], "metadata": { "kernelspec": { - "display_name": "Python 3", + "display_name": "Python 3 (ipykernel)", "language": "python", "name": "python3" }, @@ -471,7 +490,7 @@ "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", - "version": "3.8.5" + "version": "3.9.2" } }, "nbformat": 4, diff --git a/notebooks/FrameSynchronization.ipynb b/notebooks/FrameSynchronization.ipynb index 911ddd6..27e615c 100644 --- a/notebooks/FrameSynchronization.ipynb +++ b/notebooks/FrameSynchronization.ipynb @@ -216,7 +216,7 @@ ], "metadata": { "kernelspec": { - "display_name": "Python 3", + "display_name": "Python 3 (ipykernel)", "language": "python", "name": "python3" }, @@ -230,7 +230,7 @@ "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", - "version": "3.8.11" + "version": "3.9.2" } }, "nbformat": 4, diff --git a/src/gr-fadingui/grc/CMakeLists.txt b/src/gr-fadingui/grc/CMakeLists.txt index d5f23a6..297ae8d 100644 --- a/src/gr-fadingui/grc/CMakeLists.txt +++ b/src/gr-fadingui/grc/CMakeLists.txt @@ -22,5 +22,6 @@ install(FILES fadingui_dearpygui_sink.block.yml fadingui_deframer.block.yml fadingui_frame_obj.block.yml - fadingui_multipath_fading.block.yml DESTINATION share/gnuradio/grc/blocks + fadingui_multipath_fading.block.yml + fadingui_ber.block.yml DESTINATION share/gnuradio/grc/blocks ) diff --git a/src/gr-fadingui/grc/fadingui_ber.block.yml b/src/gr-fadingui/grc/fadingui_ber.block.yml new file mode 100644 index 0000000..3383df5 --- /dev/null +++ b/src/gr-fadingui/grc/fadingui_ber.block.yml @@ -0,0 +1,37 @@ +id: fadingui_ber +label: BER +category: '[fadingui]' + +templates: + imports: import fadingui + make: fadingui.ber(vgl=${vgl}) + +# Make one 'parameters' list entry for every parameter you want settable from the GUI. +# Keys include: +# * id (makes the value accessible as \$keyname, e.g. in the make entry) +# * label (label shown in the GUI) +# * dtype (e.g. int, float, complex, byte, short, xxx_vector, ...) +parameters: + - id: vgl + label: Vergleichsparameter + dtype: raw +# - id: ... +# label: ... +# dtype: ... + +# Make one 'inputs' list entry per input and one 'outputs' list entry per output. +# Keys include: +# * label (an identifier for the GUI) +# * domain (optional - stream or message. Default is stream) +# * dtype (e.g. int, float, complex, byte, short, xxx_vector, ...) +# * vlen (optional - data stream vector length. Default is 1) +# * optional (optional - set to 1 for optional inputs. Default is 0) +inputs: +- label: in + domain: stream + dtype: byte + + +# 'file_format' specifies the version of the GRC yml format used in the file +# and should usually not be changed. +file_format: 1 diff --git a/src/gr-fadingui/python/CMakeLists.txt b/src/gr-fadingui/python/CMakeLists.txt index eb0e7cc..e04eb5b 100644 --- a/src/gr-fadingui/python/CMakeLists.txt +++ b/src/gr-fadingui/python/CMakeLists.txt @@ -37,7 +37,8 @@ GR_PYTHON_INSTALL( dearpygui_sink.py deframer.py frame_obj.py - multipath_fading.py DESTINATION ${GR_PYTHON_DIR}/fadingui + multipath_fading.py + ber.py DESTINATION ${GR_PYTHON_DIR}/fadingui ) ######################################################################## @@ -48,3 +49,4 @@ include(GrTest) set(GR_TEST_TARGET_DEPS gnuradio-fadingui) set(GR_TEST_PYTHON_DIRS ${CMAKE_BINARY_DIR}/swig) GR_ADD_TEST(qa_multipath_fading ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_multipath_fading.py) +GR_ADD_TEST(qa_ber ${PYTHON_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/qa_ber.py) diff --git a/src/gr-fadingui/python/__init__.py b/src/gr-fadingui/python/__init__.py index dba999e..9fe45d5 100644 --- a/src/gr-fadingui/python/__init__.py +++ b/src/gr-fadingui/python/__init__.py @@ -38,5 +38,6 @@ from .dearpygui_sink import dearpygui_sink from .deframer import deframer from .frame_obj import frame_obj from .multipath_fading import multipath_fading +from .ber import ber # diff --git a/src/gr-fadingui/python/ber.py b/src/gr-fadingui/python/ber.py new file mode 100644 index 0000000..387b75f --- /dev/null +++ b/src/gr-fadingui/python/ber.py @@ -0,0 +1,55 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# +# Copyright 2021 Sara Cinzia Halter. +# +# This 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. +# +# This software 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 this software; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. +# + + +import numpy as np +from gnuradio import gr + +from fadingui.logger import get_logger +log = get_logger("ber") + +class ber(gr.sync_block): + """ + docstring for block ber + """ + def __init__(self, vgl): + gr.sync_block.__init__(self, + name="ber", + in_sig=[np.byte, ], + out_sig=None) + self.vgl=vgl + + + + def work(self, input_items, output_items): + inp = input_items[0] + # <+signal processing here+> + + v = self.vgl^inp + v_array= np.array(v,dtype = np.uint8) + + ber = sum(np.unpackbits(v_array)) + + + log.debug(ber) + + return len(input_items[0]) + diff --git a/src/gr-fadingui/python/qa_ber.py b/src/gr-fadingui/python/qa_ber.py new file mode 100755 index 0000000..8b6d56e --- /dev/null +++ b/src/gr-fadingui/python/qa_ber.py @@ -0,0 +1,41 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# +# Copyright 2021 Sara Cinzia Halter. +# +# This 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. +# +# This software 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 this software; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. +# + +from gnuradio import gr, gr_unittest +from gnuradio import blocks +from ber import ber + +class qa_ber(gr_unittest.TestCase): + + def setUp(self): + self.tb = gr.top_block() + + def tearDown(self): + self.tb = None + + def test_001_t(self): + # set up fg + self.tb.run() + # check data + + +if __name__ == '__main__': + gr_unittest.run(qa_ber) diff --git a/tests/BER/Bit_error.grc b/tests/BER/Bit_error.grc new file mode 100644 index 0000000..04c624b --- /dev/null +++ b/tests/BER/Bit_error.grc @@ -0,0 +1,98 @@ +options: + parameters: + author: 'Sara Halter ' + category: '[GRC Hier Blocks]' + cmake_opt: '' + comment: '' + copyright: '' + description: '' + gen_cmake: 'On' + gen_linking: dynamic + generate_options: qt_gui + hier_block_src_path: '.:' + id: Test_Bit_Errorrate + max_nouts: '0' + output_language: python + placement: (0,0) + qt_qss_theme: '' + realtime_scheduling: '' + run: 'True' + run_command: '{python} -u {filename}' + run_options: prompt + sizing_mode: fixed + thread_safe_setters: '' + title: 'Bit Error Rate test ' + window_size: '' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [8, 8] + rotation: 0 + state: enabled + +blocks: +- name: samp_rate + id: variable + parameters: + comment: '' + value: '32000' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [184, 12] + rotation: 0 + state: enabled +- name: testvec + id: variable + parameters: + comment: '' + value: '[31, 53] + [0x12, 0xe3, 0x9b, 0xee, 0x84, 0x23, 0x41, 0xf3]' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [216, 396.0] + rotation: 0 + state: enabled +- name: blocks_vector_source_x_0 + id: blocks_vector_source_x + parameters: + affinity: '' + alias: '' + comment: '' + maxoutbuf: '0' + minoutbuf: '0' + repeat: 'True' + tags: '[]' + type: byte + vector: testvec * 1600 + vlen: '1' + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [216, 276.0] + rotation: 0 + state: enabled +- name: fadingui_ber_0 + id: fadingui_ber + parameters: + affinity: '' + alias: '' + comment: '' + vgl: testvec + states: + bus_sink: false + bus_source: false + bus_structure: null + coordinate: [704, 296.0] + rotation: 0 + state: true + +connections: +- [blocks_vector_source_x_0, '0', fadingui_ber_0, '0'] + +metadata: + file_format: 1 diff --git a/tests/BER/Test_Bit_Errorrate.py b/tests/BER/Test_Bit_Errorrate.py new file mode 100755 index 0000000..4022997 --- /dev/null +++ b/tests/BER/Test_Bit_Errorrate.py @@ -0,0 +1,143 @@ +#!/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() diff --git a/tests/correlator/correlator.py b/tests/correlator/correlator.py index e8eaaa8..93ee8bb 100755 --- a/tests/correlator/correlator.py +++ b/tests/correlator/correlator.py @@ -329,6 +329,7 @@ class correlator(gr.top_block, Qt.QWidget): self.top_grid_layout.setRowStretch(r, 1) for c in range(1, 2): self.top_grid_layout.setColumnStretch(c, 1) + self.fadingui_deframer_0 = fadingui.deframer(frame_obj=) self.epy_block_0 = epy_block_0.blk() self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, rrc_taps, nfilts, 16, 1.5, 1) self.digital_corr_est_cc_0 = digital.corr_est_cc(access_code_symbols, 1, 0, .8, digital.THRESHOLD_DYNAMIC) @@ -371,7 +372,7 @@ class correlator(gr.top_block, Qt.QWidget): self.connect((self.channels_channel_model_0, 0), (self.blocks_throttle_0, 0)) self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_corr_est_cc_0, 0)) self.connect((self.digital_cma_equalizer_cc_0, 0), (self.qtgui_const_sink_x_0, 0)) - self.connect((self.digital_constellation_decoder_cb_0, 0), (self.blocks_vector_sink_x_0, 0)) + self.connect((self.digital_constellation_decoder_cb_0, 0), (self.fadingui_deframer_0, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.channels_channel_model_0, 0)) self.connect((self.digital_constellation_modulator_0, 0), (self.qtgui_time_sink_x_1_0, 0)) self.connect((self.digital_corr_est_cc_0, 1), (self.blocks_complex_to_magphase_0_0, 0)) @@ -380,6 +381,7 @@ class correlator(gr.top_block, Qt.QWidget): self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0)) self.connect((self.epy_block_0, 0), (self.digital_constellation_decoder_cb_0, 0)) self.connect((self.epy_block_0, 0), (self.qtgui_const_sink_x_0_0, 0)) + self.connect((self.fadingui_deframer_0, 0), (self.blocks_vector_sink_x_0, 0)) def closeEvent(self, event): |