///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2022 F4EXB //
// written by Edouard Griffiths //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see . //
///////////////////////////////////////////////////////////////////////////////////
#include
#include
#include
#include
#include "device/deviceuiset.h"
#include "dsp/scopevisxy.h"
#include "dsp/dspcommands.h"
#include "plugin/pluginapi.h"
#include "util/simpleserializer.h"
#include "util/db.h"
#include "gui/basicchannelsettingsdialog.h"
#include "gui/devicestreamselectiondialog.h"
#include "gui/crightclickenabler.h"
#include "gui/audioselectdialog.h"
#include "dsp/dspengine.h"
#include "maincore.h"
#include "m17demod.h"
#include "m17demodbaudrates.h"
#include "ui_m17demodgui.h"
#include "m17demodgui.h"
M17DemodGUI* M17DemodGUI::create(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel)
{
M17DemodGUI* gui = new M17DemodGUI(pluginAPI, deviceUISet, rxChannel);
return gui;
}
void M17DemodGUI::destroy()
{
delete this;
}
void M17DemodGUI::resetToDefaults()
{
m_settings.resetToDefaults();
blockApplySettings(true);
displaySettings();
blockApplySettings(false);
applySettings();
}
QByteArray M17DemodGUI::serialize() const
{
return m_settings.serialize();
}
bool M17DemodGUI::deserialize(const QByteArray& data)
{
if (m_settings.deserialize(data))
{
displaySettings();
applySettings(true);
return true;
}
else
{
resetToDefaults();
return false;
}
}
void M17DemodGUI::resizeEvent(QResizeEvent* size)
{
int maxWidth = getRollupContents()->maximumWidth();
int minHeight = getRollupContents()->minimumHeight() + getAdditionalHeight();
resize(width() < maxWidth ? width() : maxWidth, minHeight);
size->accept();
}
bool M17DemodGUI::handleMessage(const Message& message)
{
if (M17Demod::MsgConfigureM17Demod::match(message))
{
qDebug("M17DemodGUI::handleMessage: M17Demod::MsgConfigureM17Demod");
const M17Demod::MsgConfigureM17Demod& cfg = (M17Demod::MsgConfigureM17Demod&) message;
m_settings = cfg.getSettings();
blockApplySettings(true);
m_channelMarker.updateSettings(static_cast(m_settings.m_channelMarker));
displaySettings();
blockApplySettings(false);
return true;
}
else if (DSPSignalNotification::match(message))
{
DSPSignalNotification& notif = (DSPSignalNotification&) message;
m_deviceCenterFrequency = notif.getCenterFrequency();
m_basebandSampleRate = notif.getSampleRate();
ui->deltaFrequency->setValueRange(false, 7, -m_basebandSampleRate/2, m_basebandSampleRate/2);
ui->deltaFrequencyLabel->setToolTip(tr("Range %1 %L2 Hz").arg(QChar(0xB1)).arg(m_basebandSampleRate/2));
updateAbsoluteCenterFrequency();
return true;
}
else
{
return false;
}
}
void M17DemodGUI::handleInputMessages()
{
Message* message;
while ((message = getInputMessageQueue()->pop()) != 0)
{
if (handleMessage(*message))
{
delete message;
}
}
}
void M17DemodGUI::on_deltaFrequency_changed(qint64 value)
{
m_channelMarker.setCenterFrequency(value);
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
updateAbsoluteCenterFrequency();
applySettings();
}
void M17DemodGUI::on_rfBW_valueChanged(int value)
{
m_channelMarker.setBandwidth(value * 100);
m_settings.m_rfBandwidth = value * 100.0;
ui->rfBWText->setText(QString("%1k").arg(value / 10.0, 0, 'f', 1));
applySettings();
}
void M17DemodGUI::on_fmDeviation_valueChanged(int value)
{
m_settings.m_fmDeviation = value * 100.0;
ui->fmDeviationText->setText(QString("%1%2k").arg(QChar(0xB1, 0x00)).arg(value / 10.0, 0, 'f', 1));
applySettings();
}
void M17DemodGUI::on_volume_valueChanged(int value)
{
m_settings.m_volume= value / 100.0;
ui->volumeText->setText(QString("%1").arg(value / 100.0, 0, 'f', 2));
applySettings();
}
void M17DemodGUI::on_baudRate_currentIndexChanged(int index)
{
m_settings.m_baudRate = M17DemodBaudRates::getRate(index);
applySettings();
}
void M17DemodGUI::on_syncOrConstellation_toggled(bool checked)
{
m_settings.m_syncOrConstellation = checked;
applySettings();
}
void M17DemodGUI::on_traceLength_valueChanged(int value)
{
m_settings.m_traceLengthMutliplier = value;
ui->traceLengthText->setText(QString("%1").arg(m_settings.m_traceLengthMutliplier*50));
m_scopeVisXY->setPixelsPerFrame(m_settings.m_traceLengthMutliplier*960); // 48000 / 50. Chunks of 50 ms.
}
void M17DemodGUI::on_traceStroke_valueChanged(int value)
{
m_settings.m_traceStroke = value;
ui->traceStrokeText->setText(QString("%1").arg(m_settings.m_traceStroke));
m_scopeVisXY->setStroke(m_settings.m_traceStroke);
}
void M17DemodGUI::on_traceDecay_valueChanged(int value)
{
m_settings.m_traceDecay = value;
ui->traceDecayText->setText(QString("%1").arg(m_settings.m_traceDecay));
m_scopeVisXY->setDecay(m_settings.m_traceDecay);
}
void M17DemodGUI::on_squelchGate_valueChanged(int value)
{
m_settings.m_squelchGate = value;
ui->squelchGateText->setText(QString("%1").arg(value * 10.0, 0, 'f', 0));
applySettings();
}
void M17DemodGUI::on_squelch_valueChanged(int value)
{
ui->squelchText->setText(QString("%1").arg(value / 1.0, 0, 'f', 0));
m_settings.m_squelch = value;
applySettings();
}
void M17DemodGUI::on_audioMute_toggled(bool checked)
{
m_settings.m_audioMute = checked;
applySettings();
}
void M17DemodGUI::on_highPassFilter_toggled(bool checked)
{
m_settings.m_highPassFilter = checked;
applySettings();
}
void M17DemodGUI::onWidgetRolled(QWidget* widget, bool rollDown)
{
(void) widget;
(void) rollDown;
getRollupContents()->saveState(m_rollupState);
applySettings();
}
void M17DemodGUI::onMenuDialogCalled(const QPoint &p)
{
if (m_contextMenuType == ContextMenuChannelSettings)
{
BasicChannelSettingsDialog dialog(&m_channelMarker, this);
dialog.setUseReverseAPI(m_settings.m_useReverseAPI);
dialog.setReverseAPIAddress(m_settings.m_reverseAPIAddress);
dialog.setReverseAPIPort(m_settings.m_reverseAPIPort);
dialog.setReverseAPIDeviceIndex(m_settings.m_reverseAPIDeviceIndex);
dialog.setReverseAPIChannelIndex(m_settings.m_reverseAPIChannelIndex);
dialog.setDefaultTitle(m_displayedName);
if (m_deviceUISet->m_deviceMIMOEngine)
{
dialog.setNumberOfStreams(m_m17Demod->getNumberOfDeviceStreams());
dialog.setStreamIndex(m_settings.m_streamIndex);
}
dialog.move(p);
dialog.exec();
m_settings.m_rgbColor = m_channelMarker.getColor().rgb();
m_settings.m_title = m_channelMarker.getTitle();
m_settings.m_useReverseAPI = dialog.useReverseAPI();
m_settings.m_reverseAPIAddress = dialog.getReverseAPIAddress();
m_settings.m_reverseAPIPort = dialog.getReverseAPIPort();
m_settings.m_reverseAPIDeviceIndex = dialog.getReverseAPIDeviceIndex();
m_settings.m_reverseAPIChannelIndex = dialog.getReverseAPIChannelIndex();
setWindowTitle(m_settings.m_title);
setTitle(m_channelMarker.getTitle());
setTitleColor(m_settings.m_rgbColor);
if (m_deviceUISet->m_deviceMIMOEngine)
{
m_settings.m_streamIndex = dialog.getSelectedStreamIndex();
m_channelMarker.clearStreamIndexes();
m_channelMarker.addStreamIndex(m_settings.m_streamIndex);
updateIndexLabel();
}
applySettings();
}
resetContextMenuType();
}
void M17DemodGUI::on_viewStatusLog_clicked()
{
qDebug("M17DemodGUI::on_viewStatusLog_clicked");
m_m17StatusTextDialog.exec();
}
M17DemodGUI::M17DemodGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel, QWidget* parent) :
ChannelGUI(parent),
ui(new Ui::M17DemodGUI),
m_pluginAPI(pluginAPI),
m_deviceUISet(deviceUISet),
m_channelMarker(this),
m_deviceCenterFrequency(0),
m_basebandSampleRate(1),
m_doApplySettings(true),
m_enableCosineFiltering(false),
m_syncOrConstellation(false),
m_squelchOpen(false),
m_audioSampleRate(-1),
m_lsfCount(0),
m_tickCount(0)
{
setAttribute(Qt::WA_DeleteOnClose, true);
m_helpURL = "plugins/channelrx/demodm17/readme.md";
RollupContents *rollupContents = getRollupContents();
ui->setupUi(rollupContents);
setSizePolicy(rollupContents->sizePolicy());
rollupContents->arrangeRollups();
connect(rollupContents, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));
ui->screenTV->setColor(true);
ui->screenTV->resizeTVScreen(200,200);
connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(onMenuDialogCalled(const QPoint &)));
connect(getInputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
CRightClickEnabler *audioMuteRightClickEnabler = new CRightClickEnabler(ui->audioMute);
connect(audioMuteRightClickEnabler, SIGNAL(rightClick(const QPoint &)), this, SLOT(audioSelect()));
m_scopeVisXY = new ScopeVisXY(ui->screenTV);
m_scopeVisXY->setScale(2.0);
m_scopeVisXY->setPixelsPerFrame(4001);
m_scopeVisXY->setPlotRGB(qRgb(0, 220, 250));
m_scopeVisXY->setGridRGB(qRgb(255, 255, 128));
for (float x = -0.84; x < 1.0; x += 0.56)
{
for (float y = -0.84; y < 1.0; y += 0.56)
{
m_scopeVisXY->addGraticulePoint(std::complex(x, y));
}
}
m_scopeVisXY->calculateGraticule(200,200);
m_m17Demod = (M17Demod*) rxChannel;
m_m17Demod->setScopeXYSink(m_scopeVisXY);
m_m17Demod->setMessageQueueToGUI(getInputMessageQueue());
connect(&MainCore::instance()->getMasterTimer(), SIGNAL(timeout()), this, SLOT(tick()));
ui->audioMute->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
ui->deltaFrequencyLabel->setText(QString("%1f").arg(QChar(0x94, 0x03)));
ui->deltaFrequency->setColorMapper(ColorMapper(ColorMapper::GrayGold));
ui->deltaFrequency->setValueRange(false, 7, -9999999, 9999999);
ui->channelPowerMeter->setColorTheme(LevelMeterSignalDB::ColorGreenAndBlue);
m_channelMarker.blockSignals(true);
m_channelMarker.setColor(Qt::cyan);
m_channelMarker.setBandwidth(10000);
m_channelMarker.setCenterFrequency(0);
m_channelMarker.setTitle("M17 Demodulator");
m_channelMarker.blockSignals(false);
m_channelMarker.setVisible(true); // activate signal on the last setting only
m_deviceUISet->addChannelMarker(&m_channelMarker);
connect(&m_channelMarker, SIGNAL(changedByCursor()), this, SLOT(channelMarkerChangedByCursor()));
connect(&m_channelMarker, SIGNAL(highlightedByCursor()), this, SLOT(channelMarkerHighlightedByCursor()));
m_settings.setChannelMarker(&m_channelMarker);
m_settings.setRollupState(&m_rollupState);
ui->dcdLabel->setPixmap(QIcon(":/carrier.png").pixmap(QSize(20, 20)));
ui->lockLabel->setPixmap(QIcon(":/locked.png").pixmap(QSize(20, 20)));
updateMyPosition();
displaySettings();
makeUIConnections();
applySettings(true);
}
M17DemodGUI::~M17DemodGUI()
{
delete m_scopeVisXY;
ui->screenTV->setParent(nullptr); // Prefer memory leak to core dump... ~TVScreen() is buggy
delete ui;
}
void M17DemodGUI::updateMyPosition()
{
float latitude = MainCore::instance()->getSettings().getLatitude();
float longitude = MainCore::instance()->getSettings().getLongitude();
if ((m_myLatitude != latitude) || (m_myLongitude != longitude))
{
m_m17Demod->configureMyPosition(latitude, longitude);
m_myLatitude = latitude;
m_myLongitude = longitude;
}
}
void M17DemodGUI::displaySettings()
{
m_channelMarker.blockSignals(true);
m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
m_channelMarker.setColor(m_settings.m_rgbColor);
m_channelMarker.setTitle(m_settings.m_title);
m_channelMarker.blockSignals(false);
setTitleColor(m_settings.m_rgbColor); // activate signal on the last setting only
setTitleColor(m_settings.m_rgbColor);
setWindowTitle(m_channelMarker.getTitle());
setTitle(m_channelMarker.getTitle());
blockApplySettings(true);
ui->deltaFrequency->setValue(m_channelMarker.getCenterFrequency());
ui->rfBW->setValue(m_settings.m_rfBandwidth / 100.0);
ui->rfBWText->setText(QString("%1k").arg(ui->rfBW->value() / 10.0, 0, 'f', 1));
ui->fmDeviation->setValue(m_settings.m_fmDeviation / 100.0);
ui->fmDeviationText->setText(QString("%1%2k").arg(QChar(0xB1, 0x00)).arg(ui->fmDeviation->value() / 10.0, 0, 'f', 1));
ui->squelch->setValue(m_settings.m_squelch);
ui->squelchText->setText(QString("%1").arg(ui->squelch->value() / 1.0, 0, 'f', 0));
ui->squelchGate->setValue(m_settings.m_squelchGate);
ui->squelchGateText->setText(QString("%1").arg(ui->squelchGate->value() * 10.0, 0, 'f', 0));
ui->volume->setValue(m_settings.m_volume * 100.0);
ui->volumeText->setText(QString("%1").arg(ui->volume->value() / 100.0, 0, 'f', 2));
ui->syncOrConstellation->setChecked(m_settings.m_syncOrConstellation);
ui->audioMute->setChecked(m_settings.m_audioMute);
ui->highPassFilter->setChecked(m_settings.m_highPassFilter);
ui->baudRate->setCurrentIndex(M17DemodBaudRates::getRateIndex(m_settings.m_baudRate));
ui->traceLength->setValue(m_settings.m_traceLengthMutliplier);
ui->traceLengthText->setText(QString("%1").arg(m_settings.m_traceLengthMutliplier*50));
m_scopeVisXY->setPixelsPerFrame(m_settings.m_traceLengthMutliplier*960); // 48000 / 50. Chunks of 50 ms.
ui->traceStroke->setValue(m_settings.m_traceStroke);
ui->traceStrokeText->setText(QString("%1").arg(m_settings.m_traceStroke));
m_scopeVisXY->setStroke(m_settings.m_traceStroke);
ui->traceDecay->setValue(m_settings.m_traceDecay);
ui->traceDecayText->setText(QString("%1").arg(m_settings.m_traceDecay));
m_scopeVisXY->setDecay(m_settings.m_traceDecay);
updateIndexLabel();
getRollupContents()->restoreState(m_rollupState);
updateAbsoluteCenterFrequency();
blockApplySettings(false);
}
void M17DemodGUI::applySettings(bool force)
{
if (m_doApplySettings)
{
qDebug() << "M17DemodGUI::applySettings";
M17Demod::MsgConfigureM17Demod* message = M17Demod::MsgConfigureM17Demod::create( m_settings, force);
m_m17Demod->getInputMessageQueue()->push(message);
}
}
void M17DemodGUI::leaveEvent(QEvent* event)
{
m_channelMarker.setHighlighted(false);
ChannelGUI::leaveEvent(event);
}
void M17DemodGUI::enterEvent(QEvent* event)
{
m_channelMarker.setHighlighted(true);
ChannelGUI::enterEvent(event);
}
void M17DemodGUI::blockApplySettings(bool block)
{
m_doApplySettings = !block;
}
void M17DemodGUI::channelMarkerChangedByCursor()
{
ui->deltaFrequency->setValue(m_channelMarker.getCenterFrequency());
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
applySettings();
}
void M17DemodGUI::channelMarkerHighlightedByCursor()
{
setHighlighted(m_channelMarker.getHighlighted());
}
void M17DemodGUI::audioSelect()
{
qDebug("M17DemodGUI::audioSelect");
AudioSelectDialog audioSelect(DSPEngine::instance()->getAudioDeviceManager(), m_settings.m_audioDeviceName);
audioSelect.exec();
if (audioSelect.m_selected)
{
m_settings.m_audioDeviceName = audioSelect.m_audioDeviceName;
applySettings();
}
}
void M17DemodGUI::tick()
{
double magsqAvg, magsqPeak;
int nbMagsqSamples;
m_m17Demod->getMagSqLevels(magsqAvg, magsqPeak, nbMagsqSamples);
double powDbAvg = CalcDb::dbPower(magsqAvg);
double powDbPeak = CalcDb::dbPower(magsqPeak);
ui->channelPowerMeter->levelChanged(
(100.0f + powDbAvg) / 100.0f,
(100.0f + powDbPeak) / 100.0f,
nbMagsqSamples);
if (m_tickCount % 4 == 0) {
ui->channelPower->setText(tr("%1 dB").arg(powDbAvg, 0, 'f', 1));
}
int audioSampleRate = m_m17Demod->getAudioSampleRate();
bool squelchOpen = m_m17Demod->getSquelchOpen();
if ((audioSampleRate != m_audioSampleRate) || (squelchOpen != m_squelchOpen))
{
if (audioSampleRate < 0) {
ui->audioMute->setStyleSheet("QToolButton { background-color : red; }");
} else if (squelchOpen) {
ui->audioMute->setStyleSheet("QToolButton { background-color : green; }");
} else {
ui->audioMute->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
}
m_audioSampleRate = audioSampleRate;
m_squelchOpen = squelchOpen;
}
if (m_tickCount % 10 == 0)
{
bool dcd;
float evm;
float deviation;
float offset;
int status;
float clock;
int sampleIndex;
int syncIndex;
int clockIndex;
int viterbiCost;
m_m17Demod->getDiagnostics(dcd, evm, deviation, offset, status, clock, sampleIndex, syncIndex, clockIndex, viterbiCost);
if (dcd) {
ui->dcdLabel->setStyleSheet("QLabel { background-color : green; }");
} else {
ui->dcdLabel->setStyleSheet(tr("QLabel { background-color : %1; }").arg(palette().button().color().name()));
}
if (status == 0) { // unlocked
ui->lockLabel->setStyleSheet(tr("QLabel { background-color : %1; }").arg(palette().button().color().name()));
} else {
ui->lockLabel->setStyleSheet("QLabel { background-color : green; }");
}
ui->syncText->setText(getStatus(status, m_m17Demod->getStreamElsePacket(), m_m17Demod->getStdPacketProtocol()));
ui->evmText->setText(tr("%1").arg(evm*100.0f, 3, 'f', 1));
ui->deviationText->setText(tr("%1").arg(deviation/1.5f, 3, 'f', 2));
ui->offsetText->setText(tr("%1").arg(offset/1.5f, 3, 'f', 2));
ui->viterbiText->setText(tr("%1").arg(viterbiCost));
ui->clockText->setText(tr("%1").arg(clock, 2, 'f', 1));
ui->sampleText->setText(tr("%1, %2, %3").arg(sampleIndex).arg(syncIndex).arg(clockIndex));
if (m_m17Demod->getLSFCount() != m_lsfCount)
{
ui->sourceText->setText(m_m17Demod->getSrcCall());
ui->destText->setText(m_m17Demod->getDestcCall());
ui->typeText->setText(m_m17Demod->getTypeInfo());
ui->crcText->setText(tr("%1").arg(m_m17Demod->getCRC(), 4, 16, QChar('0')));
if (ui->activateStatusLog->isChecked() && (m_m17Demod->getLSFCount() != 0))
{
QString s = tr("Src: %1 Dst: %2 Typ: %3 CRC: %4")
.arg(m_m17Demod->getSrcCall())
.arg(m_m17Demod->getDestcCall())
.arg(m_m17Demod->getTypeInfo())
.arg(m_m17Demod->getCRC(), 4, 16, QChar('0'));
m_m17StatusTextDialog.addLine(s);
}
m_lsfCount = m_m17Demod->getLSFCount();
}
}
m_tickCount++;
}
QString M17DemodGUI::getStatus(int status, bool streamElsePacket, int packetProtocol)
{
if (status == 0) {
return "Unlocked";
} else if (status == 4) {
return "BERT";
} else if (streamElsePacket) {
return "Stream";
} else if (packetProtocol == 0) {
return "Raw";
} else if (packetProtocol == 1) {
return "AX.25";
} else if (packetProtocol == 2) {
return "APRS";
} else if (packetProtocol == 3) {
return "6LoWPAN";
} else if (packetProtocol == 4) {
return "IPv4";
} else if (packetProtocol == 5) {
return "SMS";
} else if (packetProtocol == 6) {
return "Winlink";
} else {
return "Unknown";
}
}
void M17DemodGUI::makeUIConnections()
{
QObject::connect(ui->deltaFrequency, &ValueDialZ::changed, this, &M17DemodGUI::on_deltaFrequency_changed);
QObject::connect(ui->rfBW, &QSlider::valueChanged, this, &M17DemodGUI::on_rfBW_valueChanged);
QObject::connect(ui->volume, &QDial::valueChanged, this, &M17DemodGUI::on_volume_valueChanged);
QObject::connect(ui->baudRate, QOverload::of(&QComboBox::currentIndexChanged), this, &M17DemodGUI::on_baudRate_currentIndexChanged);
QObject::connect(ui->syncOrConstellation, &QToolButton::toggled, this, &M17DemodGUI::on_syncOrConstellation_toggled);
QObject::connect(ui->traceLength, &QDial::valueChanged, this, &M17DemodGUI::on_traceLength_valueChanged);
QObject::connect(ui->traceStroke, &QDial::valueChanged, this, &M17DemodGUI::on_traceStroke_valueChanged);
QObject::connect(ui->traceDecay, &QDial::valueChanged, this, &M17DemodGUI::on_traceDecay_valueChanged);
QObject::connect(ui->fmDeviation, &QSlider::valueChanged, this, &M17DemodGUI::on_fmDeviation_valueChanged);
QObject::connect(ui->squelchGate, &QDial::valueChanged, this, &M17DemodGUI::on_squelchGate_valueChanged);
QObject::connect(ui->squelch, &QDial::valueChanged, this, &M17DemodGUI::on_squelch_valueChanged);
QObject::connect(ui->highPassFilter, &ButtonSwitch::toggled, this, &M17DemodGUI::on_highPassFilter_toggled);
QObject::connect(ui->audioMute, &QToolButton::toggled, this, &M17DemodGUI::on_audioMute_toggled);
QObject::connect(ui->viewStatusLog, &QPushButton::clicked, this, &M17DemodGUI::on_viewStatusLog_clicked);
}
void M17DemodGUI::updateAbsoluteCenterFrequency()
{
setStatusFrequency(m_deviceCenterFrequency + m_settings.m_inputFrequencyOffset);
}