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implement nxdn chain using new digiham components

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This commit is contained in:
Jakob Ketterl
2021-07-31 00:10:10 +02:00
parent 1c91c6dcc1
commit f8f2740c77
2 changed files with 25 additions and 9 deletions
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29
csdr/chain/digiham.py
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@ -1,31 +1,44 @@
from csdr.chain import Chain
from pycsdr.modules import FmDemod
from digiham.modules import DstarDecoder, DcBlock, FskDemodulator, DigitalVoiceFilter, MbeSynthesizer, NarrowRrcFilter, NxdnDecoder
from pycsdr.modules import FmDemod, Agc
from pycsdr.types import Format
from digiham.modules import DstarDecoder, DcBlock, FskDemodulator, GfskDemodulator, DigitalVoiceFilter, MbeSynthesizer, NarrowRrcFilter, NxdnDecoder
from digiham.ambe import Modes
class Dstar(Chain):
def __init__(self, codecserver: str = ""):
if codecserver is None:
codecserver = ""
agc = Agc(Format.SHORT)
agc.setMaxGain(30)
agc.setInitialGain(3)
workers = [
FmDemod(),
DcBlock(),
FskDemodulator(samplesPerSymbol=10),
DstarDecoder(),
MbeSynthesizer(codecserver),
DigitalVoiceFilter()
MbeSynthesizer(Modes.DStarMode, codecserver),
DigitalVoiceFilter(),
agc
]
super().__init__(*workers)
class Nxdn(Chain):
def __init__(self, codecserver: str = ""):
if codecserver is None:
codecserver = ""
agc = Agc(Format.SHORT)
agc.setMaxGain(30)
agc.setInitialGain(3)
workers = [
FmDemod(),
DcBlock(),
NarrowRrcFilter(),
# todo: switch out with gfsk
FskDemodulator(samplesPerSymbol=20),
GfskDemodulator(samplesPerSymbol=20),
NxdnDecoder(),
MbeSynthesizer(codecserver),
DigitalVoiceFilter()
MbeSynthesizer(Modes.NxdnMode, codecserver),
DigitalVoiceFilter(),
agc,
]
super().__init__(*workers)