mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-13 11:51:47 -05:00
ATV Demod: effectively implemented interpolator
This commit is contained in:
parent
93a45e88f5
commit
4c983abd0b
@ -193,13 +193,13 @@ void ATVDemod::feed(const SampleVector::const_iterator& begin, const SampleVecto
|
||||
#endif
|
||||
Complex c(fltI, fltQ);
|
||||
|
||||
if (m_objRFRunning.m_intFrequencyOffset != 0)
|
||||
{
|
||||
c *= m_nco.nextIQ();
|
||||
}
|
||||
|
||||
if (m_objRFRunning.m_blndecimatorEnable)
|
||||
{
|
||||
if (m_objRFRunning.m_intFrequencyOffset != 0)
|
||||
{
|
||||
c *= m_nco.nextIQ();
|
||||
}
|
||||
|
||||
if (m_interpolator.decimate(&m_interpolatorDistanceRemain, c, &ci))
|
||||
{
|
||||
demod(ci);
|
||||
@ -595,6 +595,7 @@ void ATVDemod::applySettings()
|
||||
if ((m_objConfig.m_intSampleRate != m_objRunning.m_intSampleRate)
|
||||
|| (m_objRFConfig.m_fltRFBandwidth != m_objRFRunning.m_fltRFBandwidth))
|
||||
{
|
||||
m_objSettingsMutex.lock();
|
||||
m_intTVSampleRate = (m_objConfig.m_intSampleRate / 1000000) * 1000000; // make sure working sample rate is a multiple of rate units
|
||||
|
||||
if (m_intTVSampleRate > 0)
|
||||
@ -604,12 +605,12 @@ void ATVDemod::applySettings()
|
||||
else
|
||||
{
|
||||
m_intTVSampleRate = m_objConfig.m_intSampleRate;
|
||||
m_interpolatorDistanceRemain = 0;
|
||||
m_interpolatorDistance = 1.0f;
|
||||
}
|
||||
|
||||
m_interpolatorDistanceRemain = 0;
|
||||
m_interpolator.create(48, m_intTVSampleRate, m_objRFConfig.m_fltRFBandwidth / 2.2, 3.0);
|
||||
m_objSettingsMutex.unlock();
|
||||
}
|
||||
|
||||
if((m_objConfig.m_fltFramePerS != m_objRunning.m_fltFramePerS)
|
||||
|
@ -213,6 +213,7 @@ private:
|
||||
m_objMsgConfig.m_fltRFBandwidth = fltRFBandwidth;
|
||||
m_objMsgConfig.m_fltRFOppBandwidth = fltRFOppBandwidth;
|
||||
m_objMsgConfig.m_blnFFTFiltering = blnFFTFiltering;
|
||||
m_objMsgConfig.m_blndecimatorEnable = blndecimatorEnable;
|
||||
}
|
||||
};
|
||||
|
||||
|
@ -361,7 +361,7 @@ void ATVDemodGUI::applyRFSettings()
|
||||
ui->rfBW->value() * 100000.0f,
|
||||
ui->rfOppBW->value() * 100000.0f,
|
||||
ui->rfFiltering->isChecked(),
|
||||
ui->decimator->isChecked());
|
||||
ui->decimatorEnable->isChecked());
|
||||
}
|
||||
}
|
||||
|
||||
@ -490,6 +490,7 @@ void ATVDemodGUI::on_modulation_currentIndexChanged(int index)
|
||||
}
|
||||
else
|
||||
{
|
||||
m_objChannelMarker.setBandwidth(ui->rfBW->value()*100000);
|
||||
m_objChannelMarker.setSidebands(ChannelMarker::dsb);
|
||||
}
|
||||
}
|
||||
@ -565,6 +566,7 @@ void ATVDemodGUI::on_rfFiltering_toggled(bool checked)
|
||||
}
|
||||
else
|
||||
{
|
||||
m_objChannelMarker.setOppositeBandwidth(ui->rfOppBW->value()*100000);
|
||||
m_objChannelMarker.setSidebands(ChannelMarker::dsb);
|
||||
}
|
||||
}
|
||||
@ -578,7 +580,7 @@ void ATVDemodGUI::on_rfFiltering_toggled(bool checked)
|
||||
applyRFSettings();
|
||||
}
|
||||
|
||||
void ATVDemodGUI::on_decimator_toggled(bool checked)
|
||||
void ATVDemodGUI::on_decimatorEnable_toggled(bool checked)
|
||||
{
|
||||
applyRFSettings();
|
||||
}
|
||||
|
@ -75,7 +75,7 @@ private slots:
|
||||
void on_rfBW_valueChanged(int value);
|
||||
void on_rfOppBW_valueChanged(int value);
|
||||
void on_rfFiltering_toggled(bool checked);
|
||||
void on_decimator_toggled(bool checked);
|
||||
void on_decimatorEnable_toggled(bool checked);
|
||||
void on_deltaFrequency_changed(quint64 value);
|
||||
void on_deltaFrequencyMinus_toggled(bool minus);
|
||||
|
||||
|
@ -52,6 +52,20 @@
|
||||
</property>
|
||||
<item>
|
||||
<layout class="QHBoxLayout" name="rfSettings1Layout">
|
||||
<item>
|
||||
<widget class="ButtonSwitch" name="decimatorEnable">
|
||||
<property name="text">
|
||||
<string/>
|
||||
</property>
|
||||
<property name="icon">
|
||||
<iconset resource="../../../sdrbase/resources/res.qrc">
|
||||
<normaloff>:/arrow_down.png</normaloff>:/arrow_down.png</iconset>
|
||||
</property>
|
||||
<property name="checkable">
|
||||
<bool>true</bool>
|
||||
</property>
|
||||
</widget>
|
||||
</item>
|
||||
<item>
|
||||
<layout class="QHBoxLayout" name="deltaFrequencyLayout">
|
||||
<item>
|
||||
@ -65,6 +79,9 @@
|
||||
<selectedon>:/minus.png</selectedon>
|
||||
</iconset>
|
||||
</property>
|
||||
<property name="checkable">
|
||||
<bool>true</bool>
|
||||
</property>
|
||||
</widget>
|
||||
</item>
|
||||
<item>
|
||||
@ -98,20 +115,6 @@
|
||||
</item>
|
||||
</layout>
|
||||
</item>
|
||||
<item>
|
||||
<widget class="ButtonSwitch" name="decimator">
|
||||
<property name="text">
|
||||
<string/>
|
||||
</property>
|
||||
<property name="icon">
|
||||
<iconset resource="../../../sdrbase/resources/res.qrc">
|
||||
<normaloff>:/arrow_down.png</normaloff>:/arrow_down.png</iconset>
|
||||
</property>
|
||||
<property name="checkable">
|
||||
<bool>true</bool>
|
||||
</property>
|
||||
</widget>
|
||||
</item>
|
||||
<item>
|
||||
<widget class="QLabel" name="channelSampleRateText">
|
||||
<property name="minimumSize">
|
||||
@ -195,6 +198,9 @@
|
||||
<layout class="QHBoxLayout" name="rfSettings2Layout">
|
||||
<item>
|
||||
<widget class="ButtonSwitch" name="rfFiltering">
|
||||
<property name="toolTip">
|
||||
<string>Engage asymmertical bandpass FFT filter</string>
|
||||
</property>
|
||||
<property name="text">
|
||||
<string/>
|
||||
</property>
|
||||
|
Loading…
Reference in New Issue
Block a user