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ATV Demod: fixed interpolator rf bandwidth whe in SSB modes. Set interpolator taps per phase to 24
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@ -650,8 +650,9 @@ void ATVDemod::applySettings()
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return;
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}
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if((m_objRFConfig.m_intFrequencyOffset != m_objRFRunning.m_intFrequencyOffset) ||
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(m_objConfig.m_intSampleRate != m_objRunning.m_intSampleRate))
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if((m_objRFConfig.m_intFrequencyOffset != m_objRFRunning.m_intFrequencyOffset)
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|| (m_objRFConfig.m_enmModulation != m_objRFRunning.m_enmModulation)
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|| (m_objConfig.m_intSampleRate != m_objRunning.m_intSampleRate))
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{
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m_nco.setFreq(-m_objRFConfig.m_intFrequencyOffset, m_objConfig.m_intSampleRate);
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}
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@ -674,7 +675,10 @@ void ATVDemod::applySettings()
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}
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m_interpolatorDistanceRemain = 0;
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m_interpolator.create(16, m_objConfigPrivate.m_intTVSampleRate, m_objRFConfig.m_fltRFBandwidth / 2.2, 3.0);
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m_interpolator.create(24,
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m_objConfigPrivate.m_intTVSampleRate,
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m_objRFConfig.m_fltRFBandwidth / getRFBandwidthDivisor(m_objRFConfig.m_enmModulation),
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3.0);
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m_objSettingsMutex.unlock();
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}
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@ -758,3 +762,20 @@ bool ATVDemod::getBFOLocked()
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return false;
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}
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}
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float ATVDemod::getRFBandwidthDivisor(ATVModulation modulation)
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{
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switch(modulation)
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{
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case ATV_USB:
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case ATV_LSB:
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return 1.05f;
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break;
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case ATV_FM1:
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case ATV_FM2:
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case ATV_AM:
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default:
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return 2.2f;
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}
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}
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@ -334,7 +334,7 @@ private:
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void applySettings();
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void demod(Complex& c);
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static float getRFBandwidthDivisor(ATVModulation modulation);
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};
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#endif // INCLUDE_ATVDEMOD_H
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@ -26,7 +26,7 @@
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const PluginDescriptor ATVDemodPlugin::m_ptrPluginDescriptor =
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{
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QString("ATV Demodulator"),
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QString("3.3.1"),
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QString("3.3.2"),
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QString("(c) F4HKW for F4EXB / SDRAngel"),
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QString("https://github.com/f4exb/sdrangel"),
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true,
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