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
|
id: trellis_sccc_decoder_x
label: SCCC Decoder
category: '[Core]/Trellis Coding'
parameters:
- id: out_type
label: Output Type
dtype: enum
options: [i, s, b]
option_labels: [Int, Short, Byte]
option_attributes:
io: [int, short, byte]
hide: part
- id: o_fsm_args
label: Outer FSM
dtype: raw
- id: o_init_state
label: Outer Initial State
dtype: int
default: '0'
- id: o_final_state
label: Outer Final State
dtype: int
default: '-1'
- id: i_fsm_args
label: Inner FSM
dtype: raw
- id: i_init_state
label: Inner Initial State
dtype: int
default: '0'
- id: i_final_state
label: Inner Final State
dtype: int
default: '-1'
- id: interleaver
label: Interleaver
dtype: raw
- id: block_size
label: Block Size
dtype: int
- id: iterations
label: Iterations
dtype: int
default: '10'
- id: siso_type
label: SISO Type
dtype: enum
options: [trellis.TRELLIS_MIN_SUM, trellis.TRELLIS_SUM_PRODUCT]
option_labels: [Min Sum, Sum Product]
inputs:
- domain: stream
dtype: float
outputs:
- domain: stream
dtype: ${ out_type.io }
asserts:
- ${ (isinstance(eval(""" o_fsm_args """[1:-1], locals(),globals()), str) and open(o_fsm_args).close()) or True }
- ${ (isinstance(eval(""" i_fsm_args """[1:-1], locals(),globals()), str) and open(i_fsm_args).close()) or True }
templates:
imports: from gnuradio import trellis
make: "trellis.sccc_decoder_${out_type}(\n trellis.fsm(${o_fsm_args}), ${o_init_state},\
\ ${o_final_state},\n trellis.fsm(${i_fsm_args}), ${i_init_state}, ${i_final_state},\n\
\ trellis.interleaver(${interleaver}),\n ${block_size},\n ${iterations},\n\
\ ${siso_type})\n "
documentation: |-
SCCC turbo Decoder.
The fsm and interleaver arguments are passed directly to the trellis.fsm() and trellis.interleaver() constructors.
file_format: 1
|
