packet_rx_teste.py

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Packet Rx Teste
# Generated: Tue Oct 17 11:24:19 2017
##################################################

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()"

import os
import sys
sys.path.append(os.environ.get('GRC_HIER_PATH', os.path.expanduser('~/.grc_gnuradio')))

from PyQt4 import Qt
from gnuradio import blocks
from gnuradio import digital
from gnuradio import eng_notation
from gnuradio import fec
from gnuradio import gr
from gnuradio import qtgui
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from optparse import OptionParser
from packet_rx import packet_rx  # grc-generated hier_block
import osmosdr
import sip
import time
from gnuradio import qtgui


class packet_rx_teste(gr.top_block, Qt.QWidget):

    def __init__(self):
        gr.top_block.__init__(self, "Packet Rx Teste")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Packet Rx Teste")
        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", "packet_rx_teste")
        self.restoreGeometry(self.settings.value("geometry").toByteArray())

        ##################################################
        # Variables
        ##################################################

        self.Const_PLD = Const_PLD = digital.constellation_calcdist((digital.psk_4()[0]), (digital.psk_4()[1]), 4, 1).base()

        self.Const_PLD.gen_soft_dec_lut(8)
        self.sps = sps = 2
        self.rate = rate = 2
        self.polys = polys = [109, 79]
        self.nfilts = nfilts = 32
        self.k = k = 7
        self.hdr_format = hdr_format = digital.header_format_counter(digital.packet_utils.default_access_code, 3, Const_PLD.bits_per_symbol())
        self.eb = eb = 0.22
        self.samp_rate = samp_rate = 1e6

        self.rx_rrc_taps = rx_rrc_taps = firdes.root_raised_cosine(nfilts, nfilts*sps, 1.0, eb, 11*sps*nfilts)

        self.rep = rep = 3


        self.dec_hdr = dec_hdr = fec.dummy_decoder.make(hdr_format.header_nbits())



        self.dec = dec = fec.cc_decoder.make(8000, k, rate, (polys), 0, -1, fec.CC_TERMINATED, False)


        self.Const_HDR = Const_HDR = digital.constellation_calcdist((digital.psk_2()[0]), (digital.psk_2()[1]), 2, 1).base()

        self.Const_HDR.gen_soft_dec_lut(8)

        ##################################################
        # Blocks
        ##################################################
        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(300e6, 0)
        self.rtlsdr_source_0.set_freq_corr(0, 0)
        self.rtlsdr_source_0.set_dc_offset_mode(0, 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(30, 0)
        self.rtlsdr_source_0.set_if_gain(30, 0)
        self.rtlsdr_source_0.set_bb_gain(30, 0)
        self.rtlsdr_source_0.set_antenna('', 0)
        self.rtlsdr_source_0.set_bandwidth(0, 0)

        self.qtgui_time_sink_x_1 = qtgui.time_sink_c(
        	1024, #size
        	samp_rate, #samp_rate
        	"RX", #name
        	1 #number of inputs
        )
        self.qtgui_time_sink_x_1.set_update_time(0.10)
        self.qtgui_time_sink_x_1.set_y_axis(-1, 1)

        self.qtgui_time_sink_x_1.set_y_label('Amplitude', "")

        self.qtgui_time_sink_x_1.enable_tags(-1, True)
        self.qtgui_time_sink_x_1.set_trigger_mode(qtgui.TRIG_MODE_TAG, qtgui.TRIG_SLOPE_POS, 0.0, 0, 0, "counter")
        self.qtgui_time_sink_x_1.enable_autoscale(True)
        self.qtgui_time_sink_x_1.enable_grid(False)
        self.qtgui_time_sink_x_1.enable_axis_labels(True)
        self.qtgui_time_sink_x_1.enable_control_panel(False)

        if not True:
          self.qtgui_time_sink_x_1.disable_legend()

        labels = ['', '', '', '', '',
                  '', '', '', '', '']
        widths = [1, 1, 1, 1, 1,
                  1, 1, 1, 1, 1]
        colors = ["blue", "red", "green", "black", "cyan",
                  "magenta", "yellow", "dark red", "dark green", "blue"]
        styles = [1, 1, 1, 1, 1,
                  1, 1, 1, 1, 1]
        markers = [-1, -1, -1, -1, -1,
                   -1, -1, -1, -1, -1]
        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:
                if(i % 2 == 0):
                    self.qtgui_time_sink_x_1.set_line_label(i, "Re{{Data {0}}}".format(i/2))
                else:
                    self.qtgui_time_sink_x_1.set_line_label(i, "Im{{Data {0}}}".format(i/2))
            else:
                self.qtgui_time_sink_x_1.set_line_label(i, labels[i])
            self.qtgui_time_sink_x_1.set_line_width(i, widths[i])
            self.qtgui_time_sink_x_1.set_line_color(i, colors[i])
            self.qtgui_time_sink_x_1.set_line_style(i, styles[i])
            self.qtgui_time_sink_x_1.set_line_marker(i, markers[i])
            self.qtgui_time_sink_x_1.set_line_alpha(i, alphas[i])

        self._qtgui_time_sink_x_1_win = sip.wrapinstance(self.qtgui_time_sink_x_1.pyqwidget(), Qt.QWidget)
        self.top_layout.addWidget(self._qtgui_time_sink_x_1_win)
        self.packet_rx_0 = packet_rx(
            eb=eb,
            hdr_const=Const_HDR,
            hdr_dec=dec_hdr,
            hdr_format=hdr_format,
            pld_const=Const_PLD,
            pld_dec=dec,
            psf_taps=rx_rrc_taps,
            sps=sps,
        )
        self.digital_fll_band_edge_cc_0 = digital.fll_band_edge_cc(sps, eb, 44, 0.05)
        self.blocks_pdu_to_tagged_stream_0_0 = blocks.pdu_to_tagged_stream(blocks.byte_t, 'packet_len')
        self.blocks_multiply_const_vxx_0 = blocks.multiply_const_vcc((1, ))
        self.blocks_file_sink_0 = blocks.file_sink(gr.sizeof_char*1, '/Users/marcusbunn/Desktop/teste.txt', False)
        self.blocks_file_sink_0.set_unbuffered(True)

        ##################################################
        # Connections
        ##################################################
        self.msg_connect((self.packet_rx_0, 'pkt out'), (self.blocks_pdu_to_tagged_stream_0_0, 'pdus'))
        self.connect((self.blocks_multiply_const_vxx_0, 0), (self.packet_rx_0, 0))
        self.connect((self.blocks_pdu_to_tagged_stream_0_0, 0), (self.blocks_file_sink_0, 0))
        self.connect((self.digital_fll_band_edge_cc_0, 0), (self.blocks_multiply_const_vxx_0, 0))
        self.connect((self.packet_rx_0, 1), (self.qtgui_time_sink_x_1, 0))
        self.connect((self.rtlsdr_source_0, 0), (self.digital_fll_band_edge_cc_0, 0))

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

    def get_Const_PLD(self):
        return self.Const_PLD

    def set_Const_PLD(self, Const_PLD):
        self.Const_PLD = Const_PLD
        self.packet_rx_0.set_pld_const(self.Const_PLD)

    def get_sps(self):
        return self.sps

    def set_sps(self, sps):
        self.sps = sps
        self.packet_rx_0.set_sps(self.sps)

    def get_rate(self):
        return self.rate

    def set_rate(self, rate):
        self.rate = rate

    def get_polys(self):
        return self.polys

    def set_polys(self, polys):
        self.polys = polys

    def get_nfilts(self):
        return self.nfilts

    def set_nfilts(self, nfilts):
        self.nfilts = nfilts

    def get_k(self):
        return self.k

    def set_k(self, k):
        self.k = k

    def get_hdr_format(self):
        return self.hdr_format

    def set_hdr_format(self, hdr_format):
        self.hdr_format = hdr_format
        self.packet_rx_0.set_hdr_format(self.hdr_format)

    def get_eb(self):
        return self.eb

    def set_eb(self, eb):
        self.eb = eb
        self.packet_rx_0.set_eb(self.eb)

    def get_samp_rate(self):
        return self.samp_rate

    def set_samp_rate(self, samp_rate):
        self.samp_rate = samp_rate
        self.rtlsdr_source_0.set_sample_rate(self.samp_rate)
        self.qtgui_time_sink_x_1.set_samp_rate(self.samp_rate)

    def get_rx_rrc_taps(self):
        return self.rx_rrc_taps

    def set_rx_rrc_taps(self, rx_rrc_taps):
        self.rx_rrc_taps = rx_rrc_taps
        self.packet_rx_0.set_psf_taps(self.rx_rrc_taps)

    def get_rep(self):
        return self.rep

    def set_rep(self, rep):
        self.rep = rep

    def get_dec_hdr(self):
        return self.dec_hdr

    def set_dec_hdr(self, dec_hdr):
        self.dec_hdr = dec_hdr
        self.packet_rx_0.set_hdr_dec(self.dec_hdr)

    def get_dec(self):
        return self.dec

    def set_dec(self, dec):
        self.dec = dec
        self.packet_rx_0.set_pld_dec(self.dec)

    def get_Const_HDR(self):
        return self.Const_HDR

    def set_Const_HDR(self, Const_HDR):
        self.Const_HDR = Const_HDR
        self.packet_rx_0.set_hdr_const(self.Const_HDR)


def main(top_block_cls=packet_rx_teste, 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()