use csdr++ fractionaldecimator
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4a68c9d3da
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@ -137,9 +137,9 @@ class Dsp(DirewolfConfigSubscriber):
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last_decimation_block = []
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last_decimation_block = []
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if self.last_decimation >= 2.0:
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if self.last_decimation >= 2.0:
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# activate prefilter if signal has been oversampled, e.g. WFM
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# activate prefilter if signal has been oversampled, e.g. WFM
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last_decimation_block = ["csdr fractional_decimator_ff {last_decimation} 12 --prefilter"]
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last_decimation_block = ["csdr++ fractionaldecimator --format float {last_decimation} --prefilter"]
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elif self.last_decimation != 1.0:
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elif self.last_decimation != 1.0:
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last_decimation_block = ["csdr fractional_decimator_ff {last_decimation}"]
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last_decimation_block = ["csdr++ fractionaldecimator --format float {last_decimation}"]
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if which == "nfm":
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if which == "nfm":
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chain += ["csdr++ fmdemod", "csdr limit_ff"]
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chain += ["csdr++ fmdemod", "csdr limit_ff"]
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chain += last_decimation_block
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chain += last_decimation_block
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@ -220,7 +220,7 @@ class Dsp(DirewolfConfigSubscriber):
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elif self.isDrm(which):
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elif self.isDrm(which):
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if self.last_decimation != 1.0:
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if self.last_decimation != 1.0:
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# we are still dealing with complex samples here, so the regular last_decimation_block doesn't fit
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# we are still dealing with complex samples here, so the regular last_decimation_block doesn't fit
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chain += ["csdr fractional_decimator_cc {last_decimation}"]
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chain += ["csdr++ fractionaldecimator --format complex {last_decimation}"]
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chain += [
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chain += [
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"csdr++ convert -i float -o s16",
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"csdr++ convert -i float -o s16",
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"dream -c 6 --sigsrate 48000 --audsrate 48000 -I - -O -",
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"dream -c 6 --sigsrate 48000 --audsrate 48000 -I - -O -",
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@ -267,17 +267,17 @@ class Dsp(DirewolfConfigSubscriber):
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elif self.isWsjtMode(which) or self.isJs8(which):
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elif self.isWsjtMode(which) or self.isJs8(which):
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chain += ["csdr++ realpart"]
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chain += ["csdr++ realpart"]
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if self.last_decimation != 1.0:
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if self.last_decimation != 1.0:
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chain += ["csdr fractional_decimator_ff {last_decimation}"]
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chain += ["csdr++ fractionaldecimator --format float {last_decimation}"]
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return chain + ["csdr++ agc --format float", "csdr++ convert -i float -o s16"]
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return chain + ["csdr++ agc --format float", "csdr++ convert -i float -o s16"]
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elif which == "packet":
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elif which == "packet":
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chain += ["csdr++ fmdemod"]
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chain += ["csdr++ fmdemod"]
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if self.last_decimation != 1.0:
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if self.last_decimation != 1.0:
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chain += ["csdr fractional_decimator_ff {last_decimation}"]
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chain += ["csdr++ fractionaldecimator --format float {last_decimation}"]
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return chain + ["csdr++ convert -i float -o s16", "direwolf -c {direwolf_config} -r {audio_rate} -t 0 -q d -q h 1>&2"]
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return chain + ["csdr++ convert -i float -o s16", "direwolf -c {direwolf_config} -r {audio_rate} -t 0 -q d -q h 1>&2"]
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elif which == "pocsag":
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elif which == "pocsag":
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chain += ["csdr++ fmdemod"]
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chain += ["csdr++ fmdemod"]
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if self.last_decimation != 1.0:
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if self.last_decimation != 1.0:
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chain += ["csdr fractional_decimator_ff {last_decimation}"]
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chain += ["csdr++ fractionaldecimator --format float {last_decimation}"]
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return chain + ["fsk_demodulator -i", "pocsag_decoder"]
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return chain + ["fsk_demodulator -i", "pocsag_decoder"]
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def set_secondary_demodulator(self, what):
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def set_secondary_demodulator(self, what):
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