1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
#!/usr/bin/env python
#
# Copyright 2014 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio 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.
#
# GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
from gnuradio.fec.bitflip import read_bitlist
from gnuradio import gr, blocks, analog
import math
from extended_encoder import extended_encoder
from extended_decoder import extended_decoder
class fec_test(gr.hier_block2):
def __init__(self, generic_encoder=0, generic_decoder=0, esno=0,
samp_rate=3200000, threading="capillary", puncpat='11'):
gr.hier_block2.__init__(
self, "fec_test",
gr.io_signature(1, 1, gr.sizeof_char*1),
gr.io_signature(2, 2, gr.sizeof_char*1))
self.generic_encoder = generic_encoder
self.generic_decoder = generic_decoder
self.esno = esno
self.samp_rate = samp_rate
self.threading = threading
self.puncpat = puncpat
self.gr_unpacked_to_packed_xx_0_0 = blocks.unpacked_to_packed_bb(1, gr.GR_LSB_FIRST)
self.gr_unpacked_to_packed_xx_0 = blocks.unpacked_to_packed_bb(1, gr.GR_LSB_FIRST)
self.gr_throttle_0 = blocks.throttle(gr.sizeof_char*1, samp_rate)
self.encoder_interface_0 = extended_encoder(encoder_obj_list=generic_encoder,
threading='capillary',
puncpat=puncpat)
noise = math.sqrt((10.0**(-esno/10.0))/2.0)
self.fastnoise = analog.fastnoise_source_f(analog.GR_GAUSSIAN, noise, 0, 8192)
self.gaussnoise_ff_0 = blocks.add_ff(1)
self.connect(self.fastnoise, (self.gaussnoise_ff_0,1))
self.decoder_interface_0 = extended_decoder(decoder_obj_list=generic_decoder,
threading='capillary',
ann=None, puncpat=puncpat,
integration_period=10000, rotator=None)
self.connect((self.gr_unpacked_to_packed_xx_0_0, 0), (self, 0))
self.connect((self.gr_unpacked_to_packed_xx_0, 0), (self, 1))
self.connect((self.gr_throttle_0, 0), (self.gr_unpacked_to_packed_xx_0, 0))
self.connect((self.decoder_interface_0, 0), (self.gr_unpacked_to_packed_xx_0_0, 0))
self.connect((self.gaussnoise_ff_0, 0), (self.decoder_interface_0, 0))
self.connect(self, (self.gr_throttle_0, 0))
self.connect((self.gr_throttle_0, 0), (self.encoder_interface_0, 0))
self.connect((self.encoder_interface_0, 0), (self.gaussnoise_ff_0, 0))
def get_generic_encoder(self):
return self.generic_encoder
def set_generic_encoder(self, generic_encoder):
self.generic_encoder = generic_encoder
def get_generic_decoder(self):
return self.generic_decoder
def set_generic_decoder(self, generic_decoder):
self.generic_decoder = generic_decoder
def get_esno(self):
return self.esno
def set_esno(self, esno):
self.esno = esno
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
def get_threading(self):
return self.threading
def set_threading(self, threading):
self.threading = threading
def get_puncpat(self):
return self.puncpat
def set_puncpat(self, puncpat):
self.puncpat = puncpat
|
