def __init__(self, num_iterations, H, R, G):
self.num_iterations = num_iterations # number codewords to pass through transmitter and decoder when computing bit error rate
self.H = H # parity matrix
self.R = R # decoding matrix
self.G = G # code generator matrix
self.Transmitter = transmitter.Transmitter(G)
self.Decoder = decoder.Decoder(10, H, R)
def transmitter_main(user, serial_number, file_path, jpeg_quality, downsample):
jpeg_quality = int(jpeg_quality)
downsample = int(downsample)
image = misc.imread(file_path)
data = JPEG.JPEG_compression(image, jpeg_quality, downsample)
utils.save_to_gzip(data, file_path)
t = transmitter.Transmitter(user, serial_number, baud=1200, space_f=2200)
t.transmit_file(file_path + ".gz", callsign)
def test_sms(user, serial_number):
utils.print_msg("Running SMS Test", DEBUG)
t = transmitter.Transmitter(user, serial_number, baud=1200, space_f=2200)
callsign = "KM6BHD"
Digi = b'WIDE1-1,WIDE2-1'
dest = "APCAL"
# Uncomment to Send Email
#info = ":EMAIL :[email protected] Hi, test email!"
# Uncomment to Send an SMS message to a phone number
#info = ":SMSGTE :@4089312267 Testing from lab computers"
#uncomment to show yourself on mt everest
#info = "=2759.16N/08655.30E[I'm on the top of the world"
#uncomment to send to everyone on the APRS system near you
#info = ":ALL : CQCQCQ I would like to talk to you!"
#uncomment to report position
info = "=3752.50N/12215.43WlIm using a laptop in Cory Hall!"
#uncomment to send a status message
#info = ">I like radios"
utils.print_msg("Preparing packet...", DEBUG)
packet = ax25.UI(
destination=dest,
source=callsign,
info=info,
digipeaters=Digi.split(b','),
)
utils.print_msg("Transmitting packet...", DEBUG)
t.transmit_packet(packet)
time.sleep(2)
utils.print_msg("Finished transmitting packet...", DEBUG)
t.terminate()
def tx(filename, transmitter_args, txrate, nsubchannels, video_fps):
transmitter_args = eval('dict({})'.format(transmitter_args))
trans = transmitter.Transmitter(nsubchannels, **transmitter_args)
render(code_generator(trans), filename, fps=txrate, video_fps=video_fps)
PORT = 55555
VERBOSITY = 0
if __name__ == "__main__":
import time, sys
if len(sys.argv) < 3:
print("usage: %s <CORNER ID> <ip address>" % sys.argv[0])
sys.exit(-1)
else:
corner = sys.argv[1]
addr = sys.argv[2]
reg_port = PORT+1
t = transmitter.Transmitter(corner)
r = reg_server(addr, reg_port)
clients = {}
while True:
hosts = r.get_hosts()
for host in hosts:
clients[host] = time.time()+ REG_TIME
s = host + ":" + str(clients[host])
if VERBOSITY > 1:
print(s)
def test_image(user, serial_number):
"""
loop back mode
"""
# setup variables for tests
callsign = "KK6MRI"
fname = "calBlue.tiff"
dir = "images/"
f = open(dir + fname, "rb")
fs = 48000
Abuffer = 1024
Nchunks = 12
# prepare transmitter and receiver
t = transmitter.Transmitter(user,
serial_number,
fs=fs,
Abuffer=Abuffer,
Nchunks=Nchunks)
r = receiver.Receiver(user,
serial_number,
fs=fs,
Abuffer=Abuffer,
Nchunks=Nchunks)
# prepare i/o queues
Qin = Queue.Queue()
Qout = Queue.Queue()
# create a control fifo to kill threads when done
cQin = Queue.Queue()
cQout = Queue.Queue()
# create a pyaudio object
p = pyaudio.PyAudio()
# initialize a recording thread.
t_rec = threading.Thread(target=aprs.record_audio,
args=(Qin, cQin, p, fs, r.dusb_in))
t_play = threading.Thread(target=aprs.play_audio,
args=(Qout, cQout, p, fs, t.dusb_out))
# generate packets and put into output queue
Qout = t.generate_packets(Qout, callsign)
# start the recording and playing threads
t_rec.start()
time.sleep(2)
t_play.start()
starttime = time.time()
# process packets and put them into input queue
r.process_packets(Qin, file_path)
utils.print_msg(time.time() - starttime, DEBUG)
cQout.put("EOT")
cQin.put("EOT")
t.terminate()
r.terminate()
import transmitter
import keyboard
if __name__ == "__main__":
tx = transmitter.Transmitter("192.168.29.122", 5005)
kb = keyboard.KeyboardInter(tx)
kb.listen()
import transmitter
backup = transmitter.Transmitter("PINAS",
5001, ['daily'], ("0001", "2359"),
"sendthis",
encrypt=True)
print("\nTransmitter parameters\n")
print(backup.host)
print(backup.port)
print(backup.backup_day)
print(backup.backup_timerange)
print(backup.backup_dir)
print("----------")
backup.run_scheduler()