gr-air-modes/apps/modes_rx

120 lines
4.4 KiB
Python
Executable File

#!/usr/bin/env python
# Copyright 2010, 2013 Nick Foster
#
# This file is part of gr-air-modes
#
# gr-air-modes is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# gr-air-modes is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with gr-air-modes; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
from gnuradio.eng_option import eng_option
from optparse import OptionParser
import time, os, sys, threading
from string import split, join
import air_modes
import csv
from air_modes.exceptions import *
import zmq
class screen_printer(threading.Thread):
def __init__(self, position, context, addr=None, port=None):
threading.Thread.__init__(self)
self._subscriber = context.socket(zmq.SUB)
if addr is not None:
self._subscriber.connect("tcp://%s:%i" % (addr, port))
else:
self._subscriber.connect("inproc://modes-radio-pub")
self._subscriber.setsockopt(zmq.SUBSCRIBE, "dl_data")
self._printer = air_modes.output_print(position)
self.done = threading.Event()
self.finished = threading.Event()
self.setDaemon(True)
self.start()
def run(self):
while not self.done.is_set():
[address, msg] = self._subscriber.recv_multipart() #blocking
try:
self._printer.output(msg)
except ADSBError:
pass
self._subscriber.close()
self.finished.set()
def main():
my_position = None
usage = "%prog: [options]"
parser = OptionParser(option_class=eng_option, usage=usage)
air_modes.modes_radio.add_radio_options(parser)
parser.add_option("-K","--kml", type="string", default=None,
help="filename for Google Earth KML output")
parser.add_option("-P","--sbs1", action="store_true", default=False,
help="open an SBS-1-compatible server on port 30003")
parser.add_option("-w","--raw", action="store_true", default=False,
help="open a server outputting raw timestamped data on port 9988")
parser.add_option("-n","--no-print", action="store_true", default=False,
help="disable printing decoded packets to stdout")
parser.add_option("-l","--location", type="string", default=None,
help="GPS coordinates of receiving station in format xx.xxxxx,xx.xxxxx")
parser.add_option("-u","--udp", type="int", default=None,
help="Use UDP source on specified port")
parser.add_option("-m","--multiplayer", type="string", default=None,
help="FlightGear server to send aircraft data, in format host:port")
(options, args) = parser.parse_args()
#construct the radio
context = zmq.Context(1)
tb = air_modes.modes_radio(options, context)
relay = air_modes.zmq_pubsub_iface(context, subaddr="inproc://modes-radio-pub", pubaddr=None)
if options.location is not None:
reader = csv.reader([options.location], quoting=csv.QUOTE_NONNUMERIC)
my_position = reader.next()
if options.kml is not None:
dbname = 'adsb.db'
sqldb = air_modes.output_sql(my_position, dbname, context) #input into the db
#kmlgen = air_modes.output_kml(options.kml, dbname, my_position, lock) #create a KML generating thread to read from the db
printer = None
if options.no_print is not True:
relay.subscribe("dl_data", air_modes.output_print(my_position).output)
#printer = screen_printer(my_position, context)
# if options.multiplayer is not None:
# [fghost, fgport] = options.multiplayer.split(':')
# fgout = air_modes.output_flightgear(my_position, fghost, int(fgport))
# tb.subscribe('dl_data', fgout.output)
# if options.sbs1 is True:
# sbs1port = air_modes.output_sbs1(my_position, 30003)
# tb.subscribe('dl_data', sbs1port.output)
#updates.append(sbs1port.add_pending_conns)
tb.run()
tb.cleanup()
relay.shutdown.set()
relay.finished.wait(0.2)
if options.kml is not None:
sqldb.done = True
#sqldb.join()
if __name__ == '__main__':
main()