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am_dsb.py
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am_dsb.py
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
#
# SPDX-License-Identifier: GPL-3.0
#
##################################################
# GNU Radio Python Flow Graph
# Title: Am Dsb
# Generated: Mon Oct 22 15:56:41 2018
# GNU Radio version: 3.7.12.0
##################################################
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 blocks
from gnuradio import eng_notation
from gnuradio import filter
from gnuradio import gr
from gnuradio import qtgui
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from gnuradio.qtgui import Range, RangeWidget
from optparse import OptionParser
import os
import sip
import sys
from gnuradio import qtgui
class am_dsb(gr.top_block, Qt.QWidget):
def __init__(self):
gr.top_block.__init__(self, "Am Dsb")
Qt.QWidget.__init__(self)
self.setWindowTitle("Am Dsb")
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", "am_dsb")
self.restoreGeometry(self.settings.value("geometry").toByteArray())
##################################################
# Variables
##################################################
self.samp_rate = samp_rate = 50e3
self.bw = bw = 5e3
##################################################
# Blocks
##################################################
self._bw_range = Range(5e3, 25e3, 1e3, 5e3, 200)
self._bw_win = RangeWidget(self._bw_range, self.set_bw, 'Bandwidth', "counter_slider", float)
self.top_grid_layout.addWidget(self._bw_win, 0, 0, 1, 1)
for r in range(0, 1):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_waterfall_sink_x_0 = qtgui.waterfall_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
1 #number of inputs
)
self.qtgui_waterfall_sink_x_0.set_update_time(0.01)
self.qtgui_waterfall_sink_x_0.enable_grid(False)
self.qtgui_waterfall_sink_x_0.enable_axis_labels(True)
if not True:
self.qtgui_waterfall_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_waterfall_sink_x_0.set_plot_pos_half(not True)
labels = ['', '', '', '', '',
'', '', '', '', '']
colors = [0, 0, 0, 0, 0,
0, 0, 0, 0, 0]
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_waterfall_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_waterfall_sink_x_0.set_line_label(i, labels[i])
self.qtgui_waterfall_sink_x_0.set_color_map(i, colors[i])
self.qtgui_waterfall_sink_x_0.set_line_alpha(i, alphas[i])
self.qtgui_waterfall_sink_x_0.set_intensity_range(-140, 10)
self._qtgui_waterfall_sink_x_0_win = sip.wrapinstance(self.qtgui_waterfall_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_waterfall_sink_x_0_win, 3, 1, 1, 1)
for r in range(3, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(1, 2):
self.top_grid_layout.setColumnStretch(c, 1)
self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
1024, #size
firdes.WIN_BLACKMAN_hARRIS, #wintype
0, #fc
samp_rate, #bw
"", #name
2 #number of inputs
)
self.qtgui_freq_sink_x_0.set_update_time(0.01)
self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
self.qtgui_freq_sink_x_0.set_y_label('Relative Gain', 'dB')
self.qtgui_freq_sink_x_0.set_trigger_mode(qtgui.TRIG_MODE_FREE, 0.0, 0, "")
self.qtgui_freq_sink_x_0.enable_autoscale(False)
self.qtgui_freq_sink_x_0.enable_grid(False)
self.qtgui_freq_sink_x_0.set_fft_average(0.1)
self.qtgui_freq_sink_x_0.enable_axis_labels(True)
self.qtgui_freq_sink_x_0.enable_control_panel(False)
if not True:
self.qtgui_freq_sink_x_0.disable_legend()
if "complex" == "float" or "complex" == "msg_float":
self.qtgui_freq_sink_x_0.set_plot_pos_half(not True)
labels = ['Audio', 'AM DSB', '', '', '',
'', '', '', '', '']
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(2):
if len(labels[i]) == 0:
self.qtgui_freq_sink_x_0.set_line_label(i, "Data {0}".format(i))
else:
self.qtgui_freq_sink_x_0.set_line_label(i, labels[i])
self.qtgui_freq_sink_x_0.set_line_width(i, widths[i])
self.qtgui_freq_sink_x_0.set_line_color(i, colors[i])
self.qtgui_freq_sink_x_0.set_line_alpha(i, alphas[i])
self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_freq_sink_x_0_win, 3, 0, 1, 1)
for r in range(3, 4):
self.top_grid_layout.setRowStretch(r, 1)
for c in range(0, 1):
self.top_grid_layout.setColumnStretch(c, 1)
self.fir_filter_xxx_0 = filter.fir_filter_fcc(1, (firdes.low_pass_2(1, samp_rate, bw, 1e3, 50)))
self.fir_filter_xxx_0.declare_sample_delay(0)
self.blocks_wavfile_source_0 = blocks.wavfile_source('/home/prabhat/Downloads/Untitled folder/PIERS project/fm tx rx/Charlie Puth - Attention Official Video (1).wav', True)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_float*1, samp_rate,True)
self.blocks_float_to_complex_0 = blocks.float_to_complex(1)
self.blocks_add_const_vxx_0 = blocks.add_const_vff((1, ))
##################################################
# Connections
##################################################
self.connect((self.blocks_add_const_vxx_0, 0), (self.fir_filter_xxx_0, 0))
self.connect((self.blocks_float_to_complex_0, 0), (self.qtgui_freq_sink_x_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_add_const_vxx_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_float_to_complex_0, 0))
self.connect((self.blocks_wavfile_source_0, 0), (self.blocks_throttle_0, 0))
self.connect((self.fir_filter_xxx_0, 0), (self.qtgui_freq_sink_x_0, 1))
self.connect((self.fir_filter_xxx_0, 0), (self.qtgui_waterfall_sink_x_0, 0))
def closeEvent(self, event):
self.settings = Qt.QSettings("GNU Radio", "am_dsb")
self.settings.setValue("geometry", self.saveGeometry())
event.accept()
def setStyleSheetFromFile(self, filename):
try:
if not os.path.exists(filename):
filename = os.path.join(
gr.prefix(), "share", "gnuradio", "themes", filename)
with open(filename) as ss:
self.setStyleSheet(ss.read())
except Exception as e:
print >> sys.stderr, e
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.qtgui_waterfall_sink_x_0.set_frequency_range(0, self.samp_rate)
self.qtgui_freq_sink_x_0.set_frequency_range(0, self.samp_rate)
self.fir_filter_xxx_0.set_taps((firdes.low_pass_2(1, self.samp_rate, self.bw, 1e3, 50)))
self.blocks_throttle_0.set_sample_rate(self.samp_rate)
def get_bw(self):
return self.bw
def set_bw(self, bw):
self.bw = bw
self.fir_filter_xxx_0.set_taps((firdes.low_pass_2(1, self.samp_rate, self.bw, 1e3, 50)))
def main(top_block_cls=am_dsb, 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.setStyleSheetFromFile('/opt/gr/share/gnuradio/themes/projector.qss')
tb.show()
def quitting():
tb.stop()
tb.wait()
qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting)
qapp.exec_()
if __name__ == '__main__':
main()