130 lines
4.3 KiB
Python
Executable File
130 lines
4.3 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright 2017 Alexander Fasching
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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from __future__ import print_function, division
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import sys
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import argparse
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import socket
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import time
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DEBUG=True
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usb_if_offset = -2700
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lsb_if_offset = 2730
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def calc_lnb_lo(freq, if_freq, is_usb=True):
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if is_usb:
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if DEBUG:
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print('USB IF: ' + str(if_freq + usb_if_offset))
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return freq - (if_freq - usb_if_offset)
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else:
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if DEBUG:
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print('LSB IF: ' + str(if_freq + lsb_if_offset))
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return freq - (if_freq - lsb_if_offset)
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument('-ga', '--gqrx-address', type=str, default='localhost',
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metavar='A', help='address that Gqrx is listening on')
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parser.add_argument('-gp', '--gqrx-port', type=int, default=7356,
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metavar='P', help='remote control port configured in Gqrx')
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parser.add_argument('-ra', '--rigctld-address', type=str, default='localhost',
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metavar='A', help='address that rigctld is listening on')
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parser.add_argument('-rp', '--rigctld-port', type=int, default=4532,
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metavar='P', help='listening port of rigctld')
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parser.add_argument('-i', '--interval', type=int, default=1000,
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metavar='T', help='update interval in milliseconds')
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parser.add_argument('-f', '--ifreq', type=float, default=68.33,
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metavar='F', help='intermediate frequency in MHz')
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args = parser.parse_args()
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try:
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rs = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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rs.connect((args.rigctld_address, args.rigctld_port))
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except Exception as e:
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print('Connection to rigctld failed:', e, file=sys.stderr)
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return 1
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try:
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gs = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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gs.connect((args.gqrx_address, args.gqrx_port))
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except Exception as e:
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print('Connection to Gqrx failed:', e, file=sys.stderr)
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return 1
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try:
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iffreq = int(args.ifreq * 1e6)
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old_rigfreq = 0
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old_lnbfreq = 0
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old_gqrxfreq = 0
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while True:
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if DEBUG:
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print('--------------------')
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rs.send(b'm\n')
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is_usb = True if rs.recv(1024).splitlines()[0] == "USB" else False
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rs.send(b'f\n')
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rigfreq = int(rs.recv(1024))
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lnbfreq = calc_lnb_lo(rigfreq, iffreq, is_usb)
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if lnbfreq != old_lnbfreq:
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if DEBUG:
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print('LNB Freq: {}'.format(lnbfreq).encode())
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gs.send('LNB_LO {}'.format(lnbfreq).encode())
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gs.recv(1024)
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old_lnbfreq = lnbfreq
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if rigfreq != old_rigfreq:
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if DEBUG:
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print('Rig Freq: {}'.format(rigfreq).encode())
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gs.send('F {}'.format(rigfreq).encode())
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gs.recv(1024)
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old_rigfreq = rigfreq
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old_gqrxfreq = rigfreq
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# gs.send(b'f\n')
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# gqrxfreq = int(gs.recv(1024))
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# if DEBUG:
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# print('Gqrx freq: {}'.format(gqrxfreq).encode())
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# if gqrxfreq != old_gqrxfreq:
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# rs.send(b'F ' + str(gqrxfreq) + '\n')
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# rs.recv(1024)
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# old_gqrxfreq = gqrxfreq
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# old_rigfreq = gqrxfreq
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#
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# lnbfreq = calc_lnb_lo(rigfreq, iffreq), is_usb)
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# gs.send('LNB_LO {}'.format(lnbfreq).encode())
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# gs.recv(1024)
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# old_lnb_freq = lnbfreq
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time.sleep(args.interval / 100.0)
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except KeyboardInterrupt:
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pass
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except Exception as e:
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print('Unexpected error:', e, file=sys.stderr)
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return 1
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rs.close()
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gs.close()
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if __name__ == '__main__':
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sys.exit(main() or 0)
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