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sdrangel/plugins/channelrx/demodam/amdemodgui.cpp

811 lines
26 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2015-2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2015 John Greb <hexameron@spam.no> //
// Copyright (C) 2021-2023 Jon Beniston, M7RCE <jon@beniston.com> //
// //
// 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 <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QDockWidget>
#include <QMainWindow>
#include <QDebug>
#include "amdemodgui.h"
#include "amdemodssbdialog.h"
#include "device/deviceuiset.h"
#include "dsp/dspengine.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 "gui/dialogpositioner.h"
#include "maincore.h"
#include "ui_amdemodgui.h"
#include "amdemod.h"
AMDemodGUI* AMDemodGUI::create(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel)
{
AMDemodGUI* gui = new AMDemodGUI(pluginAPI, deviceUISet, rxChannel);
return gui;
}
void AMDemodGUI::destroy()
{
delete this;
}
void AMDemodGUI::resetToDefaults()
{
m_settings.resetToDefaults();
displaySettings();
applySettings(true);
}
QByteArray AMDemodGUI::serialize() const
{
return m_settings.serialize();
}
bool AMDemodGUI::deserialize(const QByteArray& data)
{
if(m_settings.deserialize(data)) {
displaySettings();
applySettings(true);
return true;
} else {
resetToDefaults();
return false;
}
}
bool AMDemodGUI::handleMessage(const Message& message)
{
if (AMDemod::MsgConfigureAMDemod::match(message))
{
qDebug("AMDemodGUI::handleMessage: AMDemod::MsgConfigureAMDemod");
const AMDemod::MsgConfigureAMDemod& cfg = (AMDemod::MsgConfigureAMDemod&) message;
m_settings = cfg.getSettings();
blockApplySettings(true);
m_channelMarker.updateSettings(static_cast<const ChannelMarker*>(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();
calcOffset();
updateAbsoluteCenterFrequency();
return true;
}
return false;
}
void AMDemodGUI::handleInputMessages()
{
Message* message;
while ((message = getInputMessageQueue()->pop()) != 0)
{
if (handleMessage(*message))
{
delete message;
}
}
}
// Convert from 8.33k channel to frequency in Hz
static int channelToFreq(int channel, bool& invalid)
{
qint64 upper = channel / 100;
qint64 lower = channel % 100;
qint64 low = 0;
if (lower <= 7) {
low = 0;
} else if (lower <= 12) {
low = 8333;
} else if (lower <= 19) {
low = 16666;
} else if (lower <= 32) {
low = 25000;
} else if (lower <= 39) {
low = 33333;
} else if (lower <= 49) {
low = 41666;
} else if (lower <= 59) {
low = 50000;
} else if (lower <= 62) {
low = 58333;
} else if (lower <= 79) {
low = 66666;
} else if (lower <= 82) {
low = 75000;
} else if (lower <= 89) {
low = 83333;
} else {
low = 91666;
}
const QList<int> validOffsets = {5, 10, 15, 30, 35, 40, 55, 60, 65, 80, 85, 90};
invalid = !validOffsets.contains(lower);
return upper * 100000 + low;
}
// Convert from frequency in Hz to 8.33k channel in Hz
static int freqToChannel(qint64 frequency)
{
int upper = frequency / 100000;
int lower = frequency % 100000;
int low = 0;
if (lower <= 4166) {
low = 5;
} else if (lower <= 12500) {
low = 10;
} else if (lower <= 20833) {
low = 15;
} else if (lower <= 29166) {
low = 30;
} else if (lower <= 37500) {
low = 35;
} else if (lower <= 45833) {
low = 40;
} else if (lower <= 54166) {
low = 55;
} else if (lower <= 62500) {
low = 60;
} else if (lower <= 70833) {
low = 65;
} else if (lower <= 79166) {
low = 80;
} else if (lower <= 87500) {
low = 85;
} else if (lower <= 95833) {
low = 90;
} else {
low = 105;
}
int channel = upper * 100000 + low * 1000;
return channel;
}
void AMDemodGUI::channelMarkerHighlightedByCursor()
{
setHighlighted(m_channelMarker.getHighlighted());
}
void AMDemodGUI::on_frequencyMode_currentIndexChanged(int index)
{
m_settings.m_frequencyMode = (AMDemodSettings::FrequencyMode) index;
ui->deltaFrequency->blockSignals(true);
if (m_settings.m_frequencyMode == AMDemodSettings::Offset)
{
ui->deltaFrequency->setValueRange(false, 7, -9999999, 9999999);
ui->deltaFrequency->setValue(m_settings.m_inputFrequencyOffset);
ui->deltaUnits->setText("Hz");
if (m_settings.m_snap)
{
m_settings.m_snap = false;
displaySnap();
}
}
else if (m_settings.m_frequencyMode == AMDemodSettings::MediumWave)
{
ui->deltaFrequency->setValueRange(true, 4, 0, 9999, 0);
ui->deltaFrequency->setValue(m_settings.m_frequency / 1000);
ui->deltaUnits->setText("kHz");
}
else if (m_settings.m_frequencyMode == AMDemodSettings::Airband25k)
{
ui->deltaFrequency->setValueRange(true, 6, 0, 999999, 3);
ui->deltaFrequency->setValue(m_settings.m_frequency / 1000);
ui->deltaUnits->setText("MHz");
}
else if (m_settings.m_frequencyMode == AMDemodSettings::Airband8K)
{
ui->deltaFrequency->setValueRange(true, 6, 118005, 136990, 3);
ui->deltaFrequency->setValue(freqToChannel(m_settings.m_frequency) / 1000);
ui->deltaUnits->setText("MHz");
}
ui->deltaFrequency->blockSignals(false);
if (m_settings.m_snap) {
applySnap();
}
updateAbsoluteCenterFrequency();
applySettings();
}
// Calculate input frequency offset, when device center frequency changes
void AMDemodGUI::calcOffset()
{
if (m_settings.m_frequencyMode == AMDemodSettings::Offset)
{
ui->deltaFrequency->setValueRange(false, 7, -m_basebandSampleRate/2, m_basebandSampleRate/2);
}
else
{
qint64 offset = m_settings.m_frequency - m_deviceCenterFrequency;
m_channelMarker.setCenterFrequency(offset);
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
updateAbsoluteCenterFrequency();
applySettings();
}
}
void AMDemodGUI::channelMarkerChangedByCursor()
{
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
if (m_settings.m_snap) {
applySnap();
}
m_settings.m_frequency = m_deviceCenterFrequency + m_settings.m_inputFrequencyOffset;
int value = 0;
if (m_settings.m_frequencyMode == AMDemodSettings::Offset) {
value = m_settings.m_inputFrequencyOffset;
} else if (m_settings.m_frequencyMode == AMDemodSettings::MediumWave) {
value = m_settings.m_frequency / 1000;
} else if (m_settings.m_frequencyMode == AMDemodSettings::Airband25k) {
value = m_settings.m_frequency / 1000;
} else if (m_settings.m_frequencyMode == AMDemodSettings::Airband8K) {
value = freqToChannel(m_settings.m_frequency) / 1000;
}
// We support finer tuning by marker than by deltaFrequency widget (unless in offset mode),
// so block signals so it doesn't truncate frequency to limit of widget
ui->deltaFrequency->blockSignals(true);
ui->deltaFrequency->setValue(value);
ui->deltaFrequency->blockSignals(false);
updateAbsoluteCenterFrequency();
applySettings();
}
void AMDemodGUI::on_deltaFrequency_changed(qint64 value)
{
(void) value;
qint64 offset = 0;
if (m_settings.m_frequencyMode == AMDemodSettings::Offset)
{
offset = value;
m_settings.m_frequency = m_deviceCenterFrequency + offset;
}
else if (m_settings.m_frequencyMode == AMDemodSettings::MediumWave)
{
m_settings.m_frequency = value * 1000;
offset = m_settings.m_frequency - m_deviceCenterFrequency;
}
else if (m_settings.m_frequencyMode == AMDemodSettings::Airband25k)
{
m_settings.m_frequency = value * 1000;
offset = m_settings.m_frequency - m_deviceCenterFrequency;
}
else if (m_settings.m_frequencyMode == AMDemodSettings::Airband8K)
{
m_settings.m_frequency = channelToFreq(value, m_invalidChannel);
offset = m_settings.m_frequency - m_deviceCenterFrequency;
}
m_channelMarker.setCenterFrequency(offset);
m_settings.m_inputFrequencyOffset = m_channelMarker.getCenterFrequency();
updateAbsoluteCenterFrequency();
applySettings();
}
void AMDemodGUI::on_pll_toggled(bool checked)
{
if (!checked)
{
ui->pll->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
ui->pll->setToolTip(tr("PLL for synchronous AM"));
}
m_settings.m_pll = checked;
applySettings();
}
void AMDemodGUI::on_ssb_toggled(bool checked)
{
m_settings.m_syncAMOperation = checked ? m_samUSB ? AMDemodSettings::SyncAMUSB : AMDemodSettings::SyncAMLSB : AMDemodSettings::SyncAMDSB;
applySettings();
}
void AMDemodGUI::on_bandpassEnable_toggled(bool checked)
{
m_settings.m_bandpassEnable = checked;
applySettings();
}
void AMDemodGUI::on_rfBW_valueChanged(int value)
{
ui->rfBWText->setText(QString("%1 kHz").arg(value / 10.0, 0, 'f', 1));
m_channelMarker.setBandwidth(value * 100);
m_settings.m_rfBandwidth = value * 100;
ui->afBW->setMaximum(value);
applySettings();
}
void AMDemodGUI::on_afBW_valueChanged(int value)
{
ui->afBWText->setText(QString("%1 kHz").arg(value / 10.0, 0, 'f', 1));
m_settings.m_afBandwidth = value * 100;
applySettings();
}
void AMDemodGUI::on_volume_valueChanged(int value)
{
ui->volumeText->setText(QString("%1").arg(value / 10.0, 0, 'f', 1));
m_settings.m_volume = value / 10.0;
applySettings();
}
void AMDemodGUI::on_squelch_valueChanged(int value)
{
ui->squelchText->setText(QString("%1 dB").arg(value));
m_settings.m_squelch = value;
applySettings();
}
void AMDemodGUI::on_audioMute_toggled(bool checked)
{
m_settings.m_audioMute = checked;
applySettings();
}
void AMDemodGUI::onWidgetRolled(QWidget* widget, bool rollDown)
{
(void) widget;
(void) rollDown;
/*
if((widget == ui->spectrumContainer) && (m_nfmDemod != NULL))
m_nfmDemod->setSpectrum(m_threadedSampleSink->getMessageQueue(), rollDown);
*/
getRollupContents()->saveState(m_rollupState);
applySettings();
}
void AMDemodGUI::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_amDemod->getNumberOfDeviceStreams());
dialog.setStreamIndex(m_settings.m_streamIndex);
}
dialog.move(p);
new DialogPositioner(&dialog, false);
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();
}
AMDemodGUI::AMDemodGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel, QWidget* parent) :
ChannelGUI(parent),
ui(new Ui::AMDemodGUI),
m_pluginAPI(pluginAPI),
m_deviceUISet(deviceUISet),
m_channelMarker(this),
m_deviceCenterFrequency(0),
m_basebandSampleRate(1),
m_doApplySettings(true),
m_squelchOpen(false),
m_audioSampleRate(-1),
m_samUSB(true),
m_tickCount(0),
m_invalidChannel(false)
{
setAttribute(Qt::WA_DeleteOnClose, true);
m_helpURL = "plugins/channelrx/demodam/readme.md";
RollupContents *rollupContents = getRollupContents();
ui->setupUi(rollupContents);
setSizePolicy(rollupContents->sizePolicy());
rollupContents->arrangeRollups();
connect(rollupContents, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));
connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(onMenuDialogCalled(const QPoint &)));
m_amDemod = reinterpret_cast<AMDemod*>(rxChannel);
m_amDemod->setMessageQueueToGUI(getInputMessageQueue());
connect(&MainCore::instance()->getMasterTimer(), SIGNAL(timeout()), this, SLOT(tick())); // 50 ms
CRightClickEnabler *audioMuteRightClickEnabler = new CRightClickEnabler(ui->audioMute);
connect(audioMuteRightClickEnabler, SIGNAL(rightClick(const QPoint &)), this, SLOT(audioSelect(const QPoint &)));
CRightClickEnabler *samSidebandRightClickEnabler = new CRightClickEnabler(ui->ssb);
connect(samSidebandRightClickEnabler, SIGNAL(rightClick(const QPoint &)), this, SLOT(samSSBSelect(const QPoint &)));
CRightClickEnabler *frequencyModeRightClickEnabler = new CRightClickEnabler(ui->frequencyMode);
connect(frequencyModeRightClickEnabler, SIGNAL(rightClick(const QPoint &)), this, SLOT(snapClicked()));
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::yellow);
m_channelMarker.setBandwidth(5000);
m_channelMarker.setCenterFrequency(0);
m_channelMarker.setTitle("AM Demodulator");
m_channelMarker.blockSignals(false);
m_channelMarker.setVisible(true); // activate signal on the last setting only
setTitleColor(m_channelMarker.getColor());
m_settings.setChannelMarker(&m_channelMarker);
m_settings.setRollupState(&m_rollupState);
m_deviceUISet->addChannelMarker(&m_channelMarker);
connect(&m_channelMarker, SIGNAL(changedByCursor()), this, SLOT(channelMarkerChangedByCursor()));
connect(&m_channelMarker, SIGNAL(highlightedByCursor()), this, SLOT(channelMarkerHighlightedByCursor()));
connect(getInputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
m_iconDSBUSB.addPixmap(QPixmap("://dsb.png"), QIcon::Normal, QIcon::Off);
m_iconDSBUSB.addPixmap(QPixmap("://usb.png"), QIcon::Normal, QIcon::On);
m_iconDSBLSB.addPixmap(QPixmap("://dsb.png"), QIcon::Normal, QIcon::Off);
m_iconDSBLSB.addPixmap(QPixmap("://lsb.png"), QIcon::Normal, QIcon::On);
displaySettings();
makeUIConnections();
applySettings(true);
m_resizer.enableChildMouseTracking();
}
AMDemodGUI::~AMDemodGUI()
{
delete ui;
}
void AMDemodGUI::blockApplySettings(bool block)
{
m_doApplySettings = !block;
}
void AMDemodGUI::applySettings(bool force)
{
if (m_doApplySettings)
{
AMDemod::MsgConfigureAMDemod* message = AMDemod::MsgConfigureAMDemod::create( m_settings, force);
m_amDemod->getInputMessageQueue()->push(message);
}
}
void AMDemodGUI::displaySettings()
{
m_channelMarker.blockSignals(true);
m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
m_channelMarker.setBandwidth(m_settings.m_rfBandwidth);
m_channelMarker.setTitle(m_settings.m_title);
m_channelMarker.blockSignals(false);
m_channelMarker.setColor(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->frequencyMode->setCurrentIndex((int) m_settings.m_frequencyMode);
on_frequencyMode_currentIndexChanged((int) m_settings.m_frequencyMode);
displaySnap();
int displayValue = m_settings.m_rfBandwidth/100.0;
ui->rfBW->setValue(displayValue);
ui->rfBWText->setText(QString("%1 kHz").arg(displayValue / 10.0, 0, 'f', 1));
displayValue = m_settings.m_afBandwidth / 100.0;
ui->afBW->setValue(displayValue);
ui->afBWText->setText(QString("%1 kHz").arg(displayValue / 10.0, 0, 'f', 1));
ui->volume->setValue(m_settings.m_volume * 10.0);
ui->volumeText->setText(QString("%1").arg(m_settings.m_volume, 0, 'f', 1));
ui->squelch->setValue(m_settings.m_squelch);
ui->squelchText->setText(QString("%1 dB").arg(m_settings.m_squelch));
ui->audioMute->setChecked(m_settings.m_audioMute);
ui->bandpassEnable->setChecked(m_settings.m_bandpassEnable);
ui->pll->setChecked(m_settings.m_pll);
qDebug() << "AMDemodGUI::displaySettings:"
<< " m_pll: " << m_settings.m_pll
<< " m_syncAMOperation: " << m_settings.m_syncAMOperation;
if (m_settings.m_pll)
{
if (m_settings.m_syncAMOperation == AMDemodSettings::SyncAMLSB)
{
m_samUSB = false;
ui->ssb->setChecked(true);
ui->ssb->setIcon(m_iconDSBLSB);
}
else if (m_settings.m_syncAMOperation == AMDemodSettings::SyncAMUSB)
{
m_samUSB = true;
ui->ssb->setChecked(true);
ui->ssb->setIcon(m_iconDSBUSB);
}
else
{
ui->ssb->setChecked(false);
}
}
else
{
ui->ssb->setChecked(false);
ui->ssb->setIcon(m_iconDSBUSB);
}
updateIndexLabel();
getRollupContents()->restoreState(m_rollupState);
updateAbsoluteCenterFrequency();
blockApplySettings(false);
}
void AMDemodGUI::leaveEvent(QEvent* event)
{
m_channelMarker.setHighlighted(false);
ChannelGUI::leaveEvent(event);
}
void AMDemodGUI::enterEvent(EnterEventType* event)
{
m_channelMarker.setHighlighted(true);
ChannelGUI::enterEvent(event);
}
void AMDemodGUI::audioSelect(const QPoint& p)
{
qDebug("AMDemodGUI::audioSelect");
AudioSelectDialog audioSelect(DSPEngine::instance()->getAudioDeviceManager(), m_settings.m_audioDeviceName);
audioSelect.move(p);
new DialogPositioner(&audioSelect, false);
audioSelect.exec();
if (audioSelect.m_selected)
{
m_settings.m_audioDeviceName = audioSelect.m_audioDeviceName;
applySettings();
}
}
void AMDemodGUI::samSSBSelect(const QPoint& p)
{
AMDemodSSBDialog ssbSelect(m_samUSB);
ssbSelect.move(p);
ssbSelect.exec();
ui->ssb->setIcon(ssbSelect.isUsb() ? m_iconDSBUSB : m_iconDSBLSB);
if (ssbSelect.isUsb() != m_samUSB)
{
qDebug("AMDemodGUI::samSSBSelect: %s", ssbSelect.isUsb() ? "usb" : "lsb");
m_samUSB = ssbSelect.isUsb();
if (m_settings.m_syncAMOperation != AMDemodSettings::SyncAMDSB)
{
m_settings.m_syncAMOperation = m_samUSB ? AMDemodSettings::SyncAMUSB : AMDemodSettings::SyncAMLSB;
applySettings();
}
}
}
void AMDemodGUI::snapClicked()
{
if (m_settings.m_frequencyMode == AMDemodSettings::Offset) {
m_settings.m_snap = false;
} else {
m_settings.m_snap = !m_settings.m_snap;
}
if (m_settings.m_snap)
{
applySnap();
qint64 value;
if (m_settings.m_frequencyMode == AMDemodSettings::Offset) {
value = m_settings.m_inputFrequencyOffset;
} else if (m_settings.m_frequencyMode == AMDemodSettings::MediumWave) {
value = m_settings.m_frequency / 1000;
} else if (m_settings.m_frequencyMode == AMDemodSettings::Airband25k) {
value = m_settings.m_frequency / 1000;
} else if (m_settings.m_frequencyMode == AMDemodSettings::Airband8K) {
value = freqToChannel(m_settings.m_frequency) / 1000;
}
// We support finer tuning by marker than by deltaFrequency widget (unless in offset mode),
// so block signals so it doesn't truncate frequency to limit of widget
ui->deltaFrequency->blockSignals(true);
ui->deltaFrequency->setValue(value);
ui->deltaFrequency->blockSignals(false);
updateAbsoluteCenterFrequency();
}
displaySnap();
applySettings();
}
void AMDemodGUI::applySnap()
{
if (m_settings.m_frequencyMode == AMDemodSettings::Offset) {
return;
}
qint64 frequency = m_deviceCenterFrequency + m_settings.m_inputFrequencyOffset;
if (m_settings.m_frequencyMode == AMDemodSettings::MediumWave)
{
frequency = (frequency / 1000) * 1000;
}
else if (m_settings.m_frequencyMode == AMDemodSettings::Airband25k)
{
frequency = (frequency / 25000) * 25000;
}
else if (m_settings.m_frequencyMode == AMDemodSettings::Airband8K)
{
frequency = std::round((frequency / 8333) * 8333.33333333);
}
m_settings.m_inputFrequencyOffset = frequency - m_deviceCenterFrequency;
m_settings.m_frequency = frequency;
m_channelMarker.setCenterFrequency(m_settings.m_inputFrequencyOffset);
}
void AMDemodGUI::displaySnap()
{
if (m_settings.m_snap)
{
ui->frequencyMode->setStyleSheet(QString("QComboBox{ background-color: %1; }")
.arg(palette().highlight().color().darker(150).name()));
}
else
{
ui->frequencyMode->setStyleSheet("");
}
}
void AMDemodGUI::tick()
{
double magsqAvg, magsqPeak;
int nbMagsqSamples;
m_amDemod->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(QString::number(powDbAvg, 'f', 1));
}
int audioSampleRate = m_amDemod->getAudioSampleRate();
bool squelchOpen = m_amDemod->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_settings.m_pll)
{
if (m_amDemod->getPllLocked()) {
ui->pll->setStyleSheet("QToolButton { background-color : green; }");
} else {
ui->pll->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
}
int freq = (m_amDemod->getPllFrequency() * audioSampleRate) / (2.0*M_PI);
ui->pll->setToolTip(tr("PLL for synchronous AM. Freq = %1 Hz").arg(freq));
}
m_tickCount++;
}
void AMDemodGUI::makeUIConnections()
{
QObject::connect(ui->frequencyMode, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &AMDemodGUI::on_frequencyMode_currentIndexChanged);
QObject::connect(ui->deltaFrequency, &ValueDialZ::changed, this, &AMDemodGUI::on_deltaFrequency_changed);
QObject::connect(ui->pll, &QToolButton::toggled, this, &AMDemodGUI::on_pll_toggled);
QObject::connect(ui->ssb, &QToolButton::toggled, this, &AMDemodGUI::on_ssb_toggled);
QObject::connect(ui->bandpassEnable, &ButtonSwitch::toggled, this, &AMDemodGUI::on_bandpassEnable_toggled);
QObject::connect(ui->rfBW, &QSlider::valueChanged, this, &AMDemodGUI::on_rfBW_valueChanged);
QObject::connect(ui->afBW, &QSlider::valueChanged, this, &AMDemodGUI::on_afBW_valueChanged);
QObject::connect(ui->volume, &QSlider::valueChanged, this, &AMDemodGUI::on_volume_valueChanged);
QObject::connect(ui->squelch, &QSlider::valueChanged, this, &AMDemodGUI::on_squelch_valueChanged);
QObject::connect(ui->audioMute, &QToolButton::toggled, this, &AMDemodGUI::on_audioMute_toggled);
}
void AMDemodGUI::updateAbsoluteCenterFrequency()
{
setStatusFrequency(m_deviceCenterFrequency + m_settings.m_inputFrequencyOffset);
if (m_invalidChannel && (m_settings.m_frequencyMode == AMDemodSettings::Airband8K)) {
setStatusText("Invalid 8.33kHz channel");
} else if ( (m_basebandSampleRate > 1)
&& ( (m_settings.m_inputFrequencyOffset >= m_basebandSampleRate / 2)
|| (m_settings.m_inputFrequencyOffset < -m_basebandSampleRate / 2))) {
setStatusText("Frequency out of band");
} else {
setStatusText("");
}
}