apps/airprobe_rtlsdr.py

#!/usr/bin/env python
##################################################
# Gnuradio Python Flow Graph
# Title: Airprobe Rtlsdr
# Generated: Sat Feb  7 19:30:54 2015
##################################################

from PyQt4 import Qt
from PyQt4.QtCore import QObject, pyqtSlot
from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio import qtgui
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from optparse import OptionParser
import PyQt4.Qwt5 as Qwt
import grgsm
import osmosdr
import pmt
import sip
import sys
import time

from distutils.version import StrictVersion
class airprobe_rtlsdr(gr.top_block, Qt.QWidget):

    def __init__(self, ppm=0, fc=939.4e6, gain=30, samp_rate=2000000.052982):
        gr.top_block.__init__(self, "Airprobe Rtlsdr")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Airprobe Rtlsdr")
        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", "airprobe_rtlsdr")
        self.restoreGeometry(self.settings.value("geometry").toByteArray())


        ##################################################
        # Parameters
        ##################################################
        self.ppm = ppm
        self.fc = fc
        self.gain = gain
        self.samp_rate = samp_rate

        ##################################################
        # Variables
        ##################################################
        self.ppm_slider = ppm_slider = ppm
        self.g_slider = g_slider = gain
        self.fc_slider = fc_slider = fc
        self.SDCCH = SDCCH = 6
        self.RACH = RACH = 3
        self.PCH = PCH = 5
        self.CHANNEL_UNKNOWN = CHANNEL_UNKNOWN = 0
        self.CCCH = CCCH = 2
        self.BCCH = BCCH = 1
        self.AGCH = AGCH = 4

        ##################################################
        # Blocks
        ##################################################
        self._ppm_slider_layout = Qt.QHBoxLayout()
        self._ppm_slider_layout.addWidget(Qt.QLabel("PPM Offset"+": "))
        class qwt_counter_pyslot(Qwt.QwtCounter):
            def __init__(self, parent=None):
                Qwt.QwtCounter.__init__(self, parent)
            @pyqtSlot('double')
            def setValue(self, value):
                super(Qwt.QwtCounter, self).setValue(value)
        self._ppm_slider_counter = qwt_counter_pyslot()
        self._ppm_slider_counter.setRange(-150, 150, 1)
        self._ppm_slider_counter.setNumButtons(2)
        self._ppm_slider_counter.setMinimumWidth(100)
        self._ppm_slider_counter.setValue(self.ppm_slider)
        self._ppm_slider_layout.addWidget(self._ppm_slider_counter)
        self._ppm_slider_counter.valueChanged.connect(self.set_ppm_slider)
        self.top_layout.addLayout(self._ppm_slider_layout)
        self._g_slider_layout = Qt.QHBoxLayout()
        self._g_slider_layout.addWidget(Qt.QLabel("Gain"+": "))
        class qwt_counter_pyslot(Qwt.QwtCounter):
            def __init__(self, parent=None):
                Qwt.QwtCounter.__init__(self, parent)
            @pyqtSlot('double')
            def setValue(self, value):
                super(Qwt.QwtCounter, self).setValue(value)
        self._g_slider_counter = qwt_counter_pyslot()
        self._g_slider_counter.setRange(0, 50, 0.5)
        self._g_slider_counter.setNumButtons(2)
        self._g_slider_counter.setMinimumWidth(100)
        self._g_slider_counter.setValue(self.g_slider)
        self._g_slider_layout.addWidget(self._g_slider_counter)
        self._g_slider_counter.valueChanged.connect(self.set_g_slider)
        self.top_layout.addLayout(self._g_slider_layout)
        self._fc_slider_layout = Qt.QVBoxLayout()
        self._fc_slider_tool_bar = Qt.QToolBar(self)
        self._fc_slider_layout.addWidget(self._fc_slider_tool_bar)
        self._fc_slider_tool_bar.addWidget(Qt.QLabel("Frequency"+": "))
        class qwt_counter_pyslot(Qwt.QwtCounter):
            def __init__(self, parent=None):
                Qwt.QwtCounter.__init__(self, parent)
            @pyqtSlot('double')
            def setValue(self, value):
                super(Qwt.QwtCounter, self).setValue(value)
        self._fc_slider_counter = qwt_counter_pyslot()
        self._fc_slider_counter.setRange(925e6, 960e6, 2e5)
        self._fc_slider_counter.setNumButtons(2)
        self._fc_slider_counter.setValue(self.fc_slider)
        self._fc_slider_tool_bar.addWidget(self._fc_slider_counter)
        self._fc_slider_counter.valueChanged.connect(self.set_fc_slider)
        self._fc_slider_slider = Qwt.QwtSlider(None, Qt.Qt.Horizontal, Qwt.QwtSlider.BottomScale, Qwt.QwtSlider.BgSlot)
        self._fc_slider_slider.setRange(925e6, 960e6, 2e5)
        self._fc_slider_slider.setValue(self.fc_slider)
        self._fc_slider_slider.setMinimumWidth(100)
        self._fc_slider_slider.valueChanged.connect(self.set_fc_slider)
        self._fc_slider_layout.addWidget(self._fc_slider_slider)
        self.top_layout.addLayout(self._fc_slider_layout)
        self.rtlsdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + "" )
        self.rtlsdr_source_0.set_sample_rate(samp_rate)
        self.rtlsdr_source_0.set_center_freq(fc_slider, 0)
        self.rtlsdr_source_0.set_freq_corr(ppm_slider, 0)
        self.rtlsdr_source_0.set_dc_offset_mode(2, 0)
        self.rtlsdr_source_0.set_iq_balance_mode(2, 0)
        self.rtlsdr_source_0.set_gain_mode(True, 0)
        self.rtlsdr_source_0.set_gain(g_slider, 0)
        self.rtlsdr_source_0.set_if_gain(20, 0)
        self.rtlsdr_source_0.set_bb_gain(20, 0)
        self.rtlsdr_source_0.set_antenna("", 0)
        self.rtlsdr_source_0.set_bandwidth(250e3, 0)
          
        self.qtgui_freq_sink_x_0 = qtgui.freq_sink_c(
        	1024, #size
        	firdes.WIN_BLACKMAN_hARRIS, #wintype
        	fc, #fc
        	samp_rate, #bw
        	"", #name
        	1 #number of inputs
        )
        self.qtgui_freq_sink_x_0.set_update_time(0.10)
        self.qtgui_freq_sink_x_0.set_y_axis(-140, 10)
        self._qtgui_freq_sink_x_0_win = sip.wrapinstance(self.qtgui_freq_sink_x_0.pyqwidget(), Qt.QWidget)
        self.top_layout.addWidget(self._qtgui_freq_sink_x_0_win)
        self.gsm_universal_ctrl_chans_demapper_0 = grgsm.universal_ctrl_chans_demapper(0, ([2,6,12,16,22,26,32,36,42,46]), ([BCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH,CCCH]))
        self.gsm_receiver_0 = grgsm.receiver(4, ([0]), ([]))
        self.gsm_message_printer_1 = grgsm.message_printer(pmt.intern(""))
        self.gsm_input_0 = grgsm.gsm_input(
            ppm=0,
            osr=4,
            fc=fc,
            samp_rate_in=samp_rate,
        )
        self.gsm_control_channels_decoder_0 = grgsm.control_channels_decoder()
        self.gsm_clock_offset_control_0 = grgsm.clock_offset_control(fc)
        self.blocks_socket_pdu_0 = blocks.socket_pdu("UDP_CLIENT", "127.0.0.1", "4729", 10000)

        ##################################################
        # Connections
        ##################################################
        self.msg_connect(self.gsm_clock_offset_control_0, 'ppm', self.gsm_input_0, 'ppm_in')    
        self.msg_connect(self.gsm_control_channels_decoder_0, 'msgs', self.blocks_socket_pdu_0, 'pdus')    
        self.msg_connect(self.gsm_control_channels_decoder_0, 'msgs', self.gsm_message_printer_1, 'msgs')    
        self.msg_connect(self.gsm_receiver_0, 'measurements', self.gsm_clock_offset_control_0, 'measurements')    
        self.msg_connect(self.gsm_receiver_0, 'C0', self.gsm_universal_ctrl_chans_demapper_0, 'bursts')    
        self.msg_connect(self.gsm_universal_ctrl_chans_demapper_0, 'bursts', self.gsm_control_channels_decoder_0, 'bursts')    
        self.connect((self.gsm_input_0, 0), (self.gsm_receiver_0, 0))    
        self.connect((self.rtlsdr_source_0, 0), (self.gsm_input_0, 0))    
        self.connect((self.rtlsdr_source_0, 0), (self.qtgui_freq_sink_x_0, 0))    

    def closeEvent(self, event):
        self.settings = Qt.QSettings("GNU Radio", "airprobe_rtlsdr")
        self.settings.setValue("geometry", self.saveGeometry())
        event.accept()

    def get_ppm(self):
        return self.ppm

    def set_ppm(self, ppm):
        self.ppm = ppm
        self.set_ppm_slider(self.ppm)

    def get_fc(self):
        return self.fc

    def set_fc(self, fc):
        self.fc = fc
        self.gsm_input_0.set_fc(self.fc)
        self.qtgui_freq_sink_x_0.set_frequency_range(self.fc, self.samp_rate)
        self.set_fc_slider(self.fc)

    def get_gain(self):
        return self.gain

    def set_gain(self, gain):
        self.gain = gain
        self.set_g_slider(self.gain)

    def get_samp_rate(self):
        return self.samp_rate

    def set_samp_rate(self, samp_rate):
        self.samp_rate = samp_rate
        self.gsm_input_0.set_samp_rate_in(self.samp_rate)
        self.qtgui_freq_sink_x_0.set_frequency_range(self.fc, self.samp_rate)
        self.rtlsdr_source_0.set_sample_rate(self.samp_rate)

    def get_ppm_slider(self):
        return self.ppm_slider

    def set_ppm_slider(self, ppm_slider):
        self.ppm_slider = ppm_slider
        Qt.QMetaObject.invokeMethod(self._ppm_slider_counter, "setValue", Qt.Q_ARG("double", self.ppm_slider))
        self.rtlsdr_source_0.set_freq_corr(self.ppm_slider, 0)

    def get_g_slider(self):
        return self.g_slider

    def set_g_slider(self, g_slider):
        self.g_slider = g_slider
        Qt.QMetaObject.invokeMethod(self._g_slider_counter, "setValue", Qt.Q_ARG("double", self.g_slider))
        self.rtlsdr_source_0.set_gain(self.g_slider, 0)

    def get_fc_slider(self):
        return self.fc_slider

    def set_fc_slider(self, fc_slider):
        self.fc_slider = fc_slider
        Qt.QMetaObject.invokeMethod(self._fc_slider_counter, "setValue", Qt.Q_ARG("double", self.fc_slider))
        Qt.QMetaObject.invokeMethod(self._fc_slider_slider, "setValue", Qt.Q_ARG("double", self.fc_slider))
        self.rtlsdr_source_0.set_center_freq(self.fc_slider, 0)

    def get_SDCCH(self):
        return self.SDCCH

    def set_SDCCH(self, SDCCH):
        self.SDCCH = SDCCH

    def get_RACH(self):
        return self.RACH

    def set_RACH(self, RACH):
        self.RACH = RACH

    def get_PCH(self):
        return self.PCH

    def set_PCH(self, PCH):
        self.PCH = PCH

    def get_CHANNEL_UNKNOWN(self):
        return self.CHANNEL_UNKNOWN

    def set_CHANNEL_UNKNOWN(self, CHANNEL_UNKNOWN):
        self.CHANNEL_UNKNOWN = CHANNEL_UNKNOWN

    def get_CCCH(self):
        return self.CCCH

    def set_CCCH(self, CCCH):
        self.CCCH = CCCH

    def get_BCCH(self):
        return self.BCCH

    def set_BCCH(self, BCCH):
        self.BCCH = BCCH

    def get_AGCH(self):
        return self.AGCH

    def set_AGCH(self, AGCH):
        self.AGCH = AGCH

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()"
    parser = OptionParser(option_class=eng_option, usage="%prog: [options]")
    parser.add_option("-p", "--ppm", dest="ppm", type="intx", default=0,
        help="Set ppm [default=%default]")
    parser.add_option("-f", "--fc", dest="fc", type="eng_float", default=eng_notation.num_to_str(939.4e6),
        help="Set fc [default=%default]")
    parser.add_option("-g", "--gain", dest="gain", type="eng_float", default=eng_notation.num_to_str(30),
        help="Set gain [default=%default]")
    parser.add_option("-s", "--samp-rate", dest="samp_rate", type="eng_float", default=eng_notation.num_to_str(2000000.052982),
        help="Set samp_rate [default=%default]")
    (options, args) = parser.parse_args()
    if(StrictVersion(Qt.qVersion()) >= StrictVersion("4.5.0")):
        Qt.QApplication.setGraphicsSystem(gr.prefs().get_string('qtgui','style','raster'))
    qapp = Qt.QApplication(sys.argv)
    tb = airprobe_rtlsdr(ppm=options.ppm, fc=options.fc, gain=options.gain, samp_rate=options.samp_rate)
    tb.start()
    tb.show()
    def quitting():
        tb.stop()
        tb.wait()
    qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting)
    qapp.exec_()
    tb = None #to clean up Qt widgets