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RTL-SDR: implemented baseband or device sample rate input option

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This commit is contained in:
f4exb
2019-04-07 02:06:05 +02:00
parent d9e13de372
commit 6978a90d43
3 changed files with 93 additions and 16 deletions
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plugins/samplesource/rtlsdr/rtlsdrgui.cpp
+69 -10
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@@ -39,6 +39,7 @@ RTLSDRGui::RTLSDRGui(DeviceUISet *deviceUISet, QWidget* parent) :
m_doApplySettings(true),
m_forceSettings(true),
m_settings(),
m_sampleRateMode(true),
m_sampleSource(0),
m_lastEngineState(DSPDeviceSourceEngine::StNotStarted)
{
@@ -49,7 +50,6 @@ RTLSDRGui::RTLSDRGui(DeviceUISet *deviceUISet, QWidget* parent) :
updateFrequencyLimits();
ui->sampleRate->setColorMapper(ColorMapper(ColorMapper::GrayGreenYellow));
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateHighRangeMin, RTLSDRInput::sampleRateHighRangeMax);
ui->rfBW->setColorMapper(ColorMapper(ColorMapper::GrayYellow));
ui->rfBW->setValueRange(4, 350, 8000);
@@ -202,7 +202,7 @@ void RTLSDRGui::updateSampleRateAndFrequency()
{
m_deviceUISet->getSpectrum()->setSampleRate(m_sampleRate);
m_deviceUISet->getSpectrum()->setCenterFrequency(m_deviceCenterFrequency);
ui->deviceRateText->setText(tr("%1k").arg(QString::number(m_sampleRate / 1000.0f, 'g', 5)));
displaySampleRate();
}
void RTLSDRGui::updateFrequencyLimits()
@@ -249,13 +249,53 @@ void RTLSDRGui::displayGains()
}
}
void RTLSDRGui::displaySampleRate()
{
ui->sampleRateMode->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
ui->sampleRate->blockSignals(true);
if (m_sampleRateMode)
{
ui->sampleRateMode->setText("SR");
if (m_settings.m_lowSampleRate) {
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateLowRangeMin, RTLSDRInput::sampleRateLowRangeMax);
} else {
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateHighRangeMin, RTLSDRInput::sampleRateHighRangeMax);
}
ui->sampleRate->setValue(m_settings.m_devSampleRate);
ui->sampleRate->setToolTip("Device to host sample rate (S/s)");
ui->deviceRateText->setToolTip("Baseband sample rate (S/s)");
uint32_t basebandSampleRate = m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim);
ui->deviceRateText->setText(tr("%1k").arg(QString::number(basebandSampleRate / 1000.0f, 'g', 5)));
}
else
{
ui->sampleRateMode->setText("BB");
if (m_settings.m_lowSampleRate) {
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateLowRangeMin/(1<<m_settings.m_log2Decim), RTLSDRInput::sampleRateLowRangeMax/(1<<m_settings.m_log2Decim));
} else {
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateHighRangeMin/(1<<m_settings.m_log2Decim), RTLSDRInput::sampleRateHighRangeMax/(1<<m_settings.m_log2Decim));
}
ui->sampleRate->setValue(m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim));
ui->sampleRate->setToolTip("Baseband sample rate (S/s)");
ui->deviceRateText->setToolTip("Device to host sample rate (S/s)");
ui->deviceRateText->setText(tr("%1k").arg(QString::number(m_settings.m_devSampleRate / 1000.0f, 'g', 5)));
}
ui->sampleRate->blockSignals(false);
}
void RTLSDRGui::displaySettings()
{
ui->transverter->setDeltaFrequency(m_settings.m_transverterDeltaFrequency);
ui->transverter->setDeltaFrequencyActive(m_settings.m_transverterMode);
updateFrequencyLimits();
ui->centerFrequency->setValue(m_settings.m_centerFrequency / 1000);
ui->sampleRate->setValue(m_settings.m_devSampleRate);
displaySampleRate();
ui->rfBW->setValue(m_settings.m_rfBandwidth / 1000);
ui->dcOffset->setChecked(m_settings.m_dcBlock);
ui->iqImbalance->setChecked(m_settings.m_iqImbalance);
@@ -285,12 +325,18 @@ void RTLSDRGui::on_centerFrequency_changed(quint64 value)
void RTLSDRGui::on_decim_currentIndexChanged(int index)
{
if ((index <0) || (index > 6))
{
if ((index <0) || (index > 6)) {
return;
}
m_settings.m_log2Decim = index;
displaySampleRate();
if (m_sampleRateMode) {
m_settings.m_devSampleRate = ui->sampleRate->getValueNew();
} else {
m_settings.m_devSampleRate = ui->sampleRate->getValueNew() * (1 << m_settings.m_log2Decim);
}
sendSettings();
}
@@ -367,6 +413,12 @@ void RTLSDRGui::on_transverter_clicked()
sendSettings();
}
void RTLSDRGui::on_sampleRateMode_toggled(bool checked)
{
m_sampleRateMode = checked;
displaySampleRate();
}
void RTLSDRGui::updateHardware()
{
if (m_doApplySettings)
@@ -443,7 +495,12 @@ void RTLSDRGui::on_agc_stateChanged(int state)
void RTLSDRGui::on_sampleRate_changed(quint64 value)
{
m_settings.m_devSampleRate = value;
if (m_sampleRateMode) {
m_settings.m_devSampleRate = value;
} else {
m_settings.m_devSampleRate = value * (1 << m_settings.m_log2Decim);
}
sendSettings();
}
@@ -463,14 +520,16 @@ void RTLSDRGui::on_lowSampleRate_toggled(bool checked)
{
m_settings.m_lowSampleRate = checked;
if (m_settings.m_lowSampleRate) {
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateLowRangeMin, RTLSDRInput::sampleRateLowRangeMax);
displaySampleRate();
if (m_sampleRateMode) {
m_settings.m_devSampleRate = ui->sampleRate->getValueNew();
} else {
ui->sampleRate->setValueRange(7, RTLSDRInput::sampleRateHighRangeMin, RTLSDRInput::sampleRateHighRangeMax);
m_settings.m_devSampleRate = ui->sampleRate->getValueNew() * (1 << m_settings.m_log2Decim);
}
m_settings.m_devSampleRate = ui->sampleRate->getValueNew();
qDebug("RTLSDRGui::on_lowSampleRate_toggled: %d S/s", m_settings.m_devSampleRate);
sendSettings();
}