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NFM demod: corrected squelch (again)
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@ -68,7 +68,7 @@ NFMDemod::NFMDemod() :
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m_agcLevel = 1.0;
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m_AGC.resize(m_squelchGate, m_agcLevel);
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m_movingAverage.resize(16, 0);
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// m_movingAverage.resize(16, 0);
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m_ctcssDetector.setCoefficients(3000, 6000.0); // 0.5s / 2 Hz resolution
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m_afSquelch.setCoefficients(24, 600, 48000.0, 200, 0); // 4000 Hz span, 250us, 100ms attack
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@ -154,7 +154,7 @@ void NFMDemod::feed(const SampleVector::const_iterator& begin, const SampleVecto
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double magsqRaw = m_AGC.getMagSq();
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Real magsq = magsqRaw / (1<<30);
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m_movingAverage.feed(magsq);
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// m_movingAverage.feed(magsq);
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m_magsqSum += magsq;
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if (magsq > m_magsqPeak)
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@ -172,7 +172,7 @@ void NFMDemod::feed(const SampleVector::const_iterator& begin, const SampleVecto
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// AF processing
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if ((m_magsq > m_squelchLevel) && (m_magsqPeak > m_magsq/2.0f))
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if (m_magsq > m_squelchLevel)
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{
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if (m_squelchCount < m_squelchGate)
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{
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@ -68,7 +68,7 @@ public:
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m_ctcssIndexSelected = selectedCtcssIndex;
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}
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Real getMag() { return m_movingAverage.average(); }
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Real getMag() { return m_magsq; }
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bool getSquelchOpen() const { return m_squelchOpen; }
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void getMagSqLevels(Real& avg, Real& peak, int& nbSamples)
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@ -207,7 +207,7 @@ private:
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//Complex m_m1Sample;
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//Complex m_m2Sample;
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MagAGC m_AGC;
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MovingAverage<Real> m_movingAverage;
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// MovingAverage<Real> m_movingAverage;
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AFSquelch m_afSquelch;
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Real m_agcLevel; // AGC will aim to this level
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Real m_agcFloor; // AGC will not go below this level
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