/
top_block.py
156 lines (128 loc) · 5.51 KB
/
top_block.py
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Top Block
# GNU Radio version: 3.7.13.5
##################################################
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 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 epy_block_0
import pmt
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 = 100e3
self.FFT_bank = FFT_bank = 1024
##################################################
# Blocks
##################################################
self.qtgui_sink_x_1_0 = qtgui.sink_c(
8192, #fftsize
firdes.WIN_BLACKMAN_hARRIS, #wintype
24e8, #fc
20e6, #bw
"", #name
True, #plotfreq
True, #plotwaterfall
True, #plottime
True, #plotconst
)
self.qtgui_sink_x_1_0.set_update_time(1.0/10)
self._qtgui_sink_x_1_0_win = sip.wrapinstance(self.qtgui_sink_x_1_0.pyqwidget(), Qt.QWidget)
self.top_grid_layout.addWidget(self._qtgui_sink_x_1_0_win)
self.qtgui_sink_x_1_0.enable_rf_freq(True)
self.fft_vxx_0 = fft.fft_vcc(FFT_bank, True, (window.blackmanharris(FFT_bank)), True, 1)
self.epy_block_0 = epy_block_0.blk(example_param=1.0)
self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_float*1, FFT_bank)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, 200e3,True)
self.blocks_stream_to_vector_0 = blocks.stream_to_vector(gr.sizeof_gr_complex*1, FFT_bank)
self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_gr_complex*1)
self.blocks_nlog10_ff_0 = blocks.nlog10_ff(20, FFT_bank, 0)
self.blocks_file_source_1 = blocks.file_source(gr.sizeof_gr_complex*1, 'D:\\WIFI_BL\\IQ_WB', False)
self.blocks_file_source_1.set_begin_tag(pmt.PMT_NIL)
self.blocks_complex_to_mag_squared_1 = blocks.complex_to_mag_squared(FFT_bank)
##################################################
# Connections
##################################################
self.connect((self.blocks_complex_to_mag_squared_1, 0), (self.blocks_nlog10_ff_0, 0))
self.connect((self.blocks_file_source_1, 0), (self.blocks_throttle_0, 0))
self.connect((self.blocks_nlog10_ff_0, 0), (self.blocks_vector_to_stream_0, 0))
self.connect((self.blocks_stream_to_vector_0, 0), (self.fft_vxx_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.blocks_stream_to_vector_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.epy_block_0, 0))
self.connect((self.blocks_throttle_0, 0), (self.qtgui_sink_x_1_0, 0))
self.connect((self.blocks_vector_to_stream_0, 0), (self.epy_block_0, 1))
self.connect((self.epy_block_0, 0), (self.blocks_null_sink_0, 0))
self.connect((self.fft_vxx_0, 0), (self.blocks_complex_to_mag_squared_1, 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 get_FFT_bank(self):
return self.FFT_bank
def set_FFT_bank(self, FFT_bank):
self.FFT_bank = FFT_bank
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()