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top_block.py
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top_block.py
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Top Block
# Generated: Fri Aug 14 19:31:02 2020
##################################################
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 PyQt4 import Qt
from gnuradio import analog
from gnuradio import audio
from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import fft
from gnuradio import gr
from gnuradio import qtgui
from gnuradio.eng_option import eng_option
from gnuradio.fft import window
from gnuradio.filter import firdes
from optparse import OptionParser
import sip
import sys
from gnuradio import qtgui
class top_block(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "Top Block")
Qt.QWidget.__init__(self)
self.setWindowTitle("Top Block")
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", "top_block")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 44100
##################################################
# Blocks
##################################################
self.qtgui_vector_sink_f_0 = qtgui.vector_sink_f(
512,
0,
22050/512,
"Frequency",
"Impedance",
"",
1 # Number of inputs
)
self.qtgui_vector_sink_f_0.set_update_time(0.10)
self.qtgui_vector_sink_f_0.set_y_axis(-5, 50)
self.qtgui_vector_sink_f_0.enable_autoscale(False)
self.qtgui_vector_sink_f_0.enable_grid(True)
self.qtgui_vector_sink_f_0.set_x_axis_units("Hz")
self.qtgui_vector_sink_f_0.set_y_axis_units("Ohms")
self.qtgui_vector_sink_f_0.set_ref_level(0)
labels = ['', '', '', '', '',
'', '', '', '', '']
widths = [1, 1, 1, 1, 1,
1, 1, 1, 1, 1]
colors = ["blue", "red", "green", "black", "cyan",
"magenta", "yellow", "dark red", "dark green", "dark blue"]
alphas = [1.0, 1.0, 1.0, 1.0, 1.0,
1.0, 1.0, 1.0, 1.0, 1.0]
for i in xrange(1):
if len(labels[i]) == 0:
self.qtgui_vector_sink_f_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_vector_sink_f_0.set_line_label(i, labels[i])
self.qtgui_vector_sink_f_0.set_line_width(i, widths[i])
self.qtgui_vector_sink_f_0.set_line_color(i, colors[i])
self.qtgui_vector_sink_f_0.set_line_alpha(i, alphas[i])
self._qtgui_vector_sink_f_0_win = sip.wrapinstance(self.qtgui_vector_sink_f_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_vector_sink_f_0_win)
self.fft_vxx_0_0 = fft.fft_vfc(1024, True, (window.blackmanharris(1024)), 1)
self.fft_vxx_0 = fft.fft_vfc(1024, True, (window.blackmanharris(1024)), 1)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_float*1, 1024)
self.blocks_sub_xx_0 = blocks.sub_ff(1024)
self.blocks_stream_to_vector_0_0_0 = blocks.stream_to_vector(gr.sizeof_float*1, 512)
self.blocks_stream_to_vector_0_0 = blocks.stream_to_vector(gr.sizeof_float*1, 1024)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_float*1, 1024)
self.blocks_multiply_const_xx_0 = blocks.multiply_const_ff(20)
self.blocks_keep_m_in_n_0 = blocks.keep_m_in_n(gr.sizeof_float, 512, 1024, 0)
self.blocks_divide_xx_0 = blocks.divide_ff(1024)
self.blocks_complex_to_mag_0_0 = blocks.complex_to_mag(1024)
self.blocks_complex_to_mag_0 = blocks.complex_to_mag(1024)
self.audio_source_0 = audio.source(samp_rate, 'sysdefault', False)
self.audio_sink_0 = audio.sink(samp_rate, 'sysdefault', True)
self.analog_noise_source_x_0 = analog.noise_source_f(analog.GR_GAUSSIAN, 1, 0)
##################################################
# Connections
##################################################
self.connect((self.analog_noise_source_x_0, 0), (self.audio_sink_0, 0))
self.connect((self.audio_source_0, 0), (self.blocks_stream_to_vector_0, 0))
self.connect((self.audio_source_0, 1), (self.blocks_stream_to_vector_0_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_divide_xx_0, 0))
self.connect((self.blocks_complex_to_mag_0, 0), (self.blocks_sub_xx_0, 0))
self.connect((self.blocks_complex_to_mag_0_0, 0), (self.blocks_sub_xx_0, 1))
self.connect((self.blocks_divide_xx_0, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_keep_m_in_n_0, 0), (self.blocks_stream_to_vector_0_0_0, 0))
self.connect((self.blocks_multiply_const_xx_0, 0), (self.blocks_keep_m_in_n_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.blocks_stream_to_vector_0_0, 0), (self.fft_vxx_0_0, 0))
self.connect((self.blocks_stream_to_vector_0_0_0, 0), (self.qtgui_vector_sink_f_0, 0))
self.connect((self.blocks_sub_xx_0, 0), (self.blocks_divide_xx_0, 1))
self.connect((self.blocks_vector_to_stream_0, 0), (self.blocks_multiply_const_xx_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_complex_to_mag_0, 0))
self.connect((self.fft_vxx_0_0, 0), (self.blocks_complex_to_mag_0_0, 0))
def closeEvent(self, event):
self.settings = Qt.QSettings("GNU Radio", "top_block")
self.settings.setValue("geometry", self.saveGeometry())
event.accept()
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=top_block, options=None):
from distutils.version import StrictVersion
if StrictVersion(Qt.qVersion()) >= StrictVersion("4.5.0"):
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 quitting():
tb.stop()
tb.wait()
qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting)
qapp.exec_()
if __name__ == '__main__':
main()