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NFM demod: af squeelch optimization

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f4exb
2017-05-13 12:10:03 +02:00
parent 68f742fad7
commit f57eecee86
3 changed files with 30 additions and 17 deletions
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sdrbase/dsp/afsquelch.cpp
+6
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@@ -91,6 +91,12 @@ void AFSquelch::setCoefficients(int N, unsigned int nbAvg, int _samplerate, int
m_samplesAttack = _samplesAttack;
m_samplesDecay = _samplesDecay;
m_movingAverages.resize(m_nTones, MovingAverage<double>(m_nbAvg, 1.0));
m_samplesProcessed = 0;
m_maxPowerIndex = 0;
m_attackCount = 0;
m_decayCount = 0;
m_isOpen = false;
m_threshold = 0.0;
// for each of the frequencies (tones) of interest calculate
// k and the associated filter coefficient as per the Goertzel