diff options
Diffstat (limited to 'gnuradio-runtime/examples/network/dial_tone_source.py')
| -rw-r--r-- | gnuradio-runtime/examples/network/dial_tone_source.py | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/gnuradio-runtime/examples/network/dial_tone_source.py b/gnuradio-runtime/examples/network/dial_tone_source.py index 16e5fa34a8..abddf0f96e 100644 --- a/gnuradio-runtime/examples/network/dial_tone_source.py +++ b/gnuradio-runtime/examples/network/dial_tone_source.py @@ -22,13 +22,16 @@ try: except ImportError: sys.stderr.write("This example requires gr-blocks.\n") + class dial_tone_source(gr.top_block): def __init__(self, host, port, pkt_size, sample_rate, eof): gr.top_block.__init__(self, "dial_tone_source") amplitude = 0.3 - src0 = analog.sig_source_f(sample_rate, analog.GR_SIN_WAVE, 350, amplitude) - src1 = analog.sig_source_f(sample_rate, analog.GR_SIN_WAVE, 440, amplitude) + src0 = analog.sig_source_f( + sample_rate, analog.GR_SIN_WAVE, 350, amplitude) + src1 = analog.sig_source_f( + sample_rate, analog.GR_SIN_WAVE, 440, amplitude) add = blocks.add_ff() # Throttle needed here to account for the other side's audio card sampling rate @@ -38,18 +41,19 @@ class dial_tone_source(gr.top_block): self.connect(src1, (add, 1)) self.connect(add, thr, sink) + if __name__ == '__main__': parser = ArgumentParser() parser.add_argument("--host", default="127.0.0.1", - help="Remote host name (domain name or IP address") + help="Remote host name (domain name or IP address") parser.add_argument("--port", type=int, default=65500, - help="port number to connect to") + help="port number to connect to") parser.add_argument("--packet-size", type=int, default=1472, - help="packet size.") + help="packet size.") parser.add_argument("-r", "--sample-rate", type=int, default=8000, - help="audio signal sample rate [default=%(default)r]") + help="audio signal sample rate [default=%(default)r]") parser.add_argument("--no-eof", action="store_true", default=False, - help="don't send EOF on disconnect") + help="don't send EOF on disconnect") args = parser.parse_args() # Create an instance of a hierarchical block top_block = dial_tone_source(args.host, args.port, |