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restore PSK decoding

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This commit is contained in:
Jakob Ketterl
2021-09-23 18:43:41 +02:00
parent 3fa3aac766
commit cbcba5807f
6 changed files with 145 additions and 51 deletions
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10
owrx/service/chain.py
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@@ -1,15 +1,13 @@
from csdr.chain import Chain
from csdr.chain.selector import Selector
from csdr.chain.demodulator import BaseDemodulatorChain, SecondaryDemodulator, FixedAudioRateChain
from csdr.chain.demodulator import BaseDemodulatorChain, ServiceDemodulator
from pycsdr.types import Format
class ServiceDemodulatorChain(Chain):
def __init__(self, demod: BaseDemodulatorChain, secondaryDemod: SecondaryDemodulator, sampleRate: int, shiftRate: float):
# TODO magic number... check if this edge case even exsists and change the api if possible
rate = secondaryDemod.getFixedAudioRate() if isinstance(secondaryDemod, FixedAudioRateChain) else 1200
self.selector = Selector(sampleRate, rate, shiftRate, withSquelch=False)
def __init__(self, demod: BaseDemodulatorChain, secondaryDemod: ServiceDemodulator, sampleRate: int, frequencyOffset: int):
self.selector = Selector(sampleRate, secondaryDemod.getFixedAudioRate(), withSquelch=False)
self.selector.setFrequencyOffset(frequencyOffset)
workers = [self.selector]