ATVDemodGUI Class Reference

#include <atvdemodgui.h>

Inheritance diagram for ATVDemodGUI:

Collaboration diagram for ATVDemodGUI:

Public Slots
void	channelMarkerChangedByCursor ()
void	channelMarkerHighlightedByCursor ()

Public Member Functions
virtual void	destroy ()
void	setName (const QString &strName)
QString	getName () const
virtual qint64	getCenterFrequency () const
virtual void	setCenterFrequency (qint64 intCenterFrequency)
void	resetToDefaults ()
QByteArray	serialize () const
bool	deserialize (const QByteArray &arrData)
virtual MessageQueue *	getInputMessageQueue ()
virtual bool	handleMessage (const Message &objMessage)
Public Member Functions inherited from RollupWidget
	RollupWidget (QWidget *parent=NULL)
void	setTitleColor (const QColor &c)
void	setHighlighted (bool highlighted)
Public Member Functions inherited from PluginInstanceGUI
	PluginInstanceGUI ()
virtual	~PluginInstanceGUI ()

Static Public Member Functions
static ATVDemodGUI *	create (PluginAPI *objPluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel)

Private Slots
void	handleSourceMessages ()
void	onWidgetRolled (QWidget *widget, bool rollDown)
void	tick ()
void	on_synchLevel_valueChanged (int value)
void	on_blackLevel_valueChanged (int value)
void	on_lineTime_valueChanged (int value)
void	on_topTime_valueChanged (int value)
void	on_hSync_clicked ()
void	on_vSync_clicked ()
void	on_invertVideo_clicked ()
void	on_halfImage_clicked ()
void	on_modulation_currentIndexChanged (int index)
void	on_nbLines_currentIndexChanged (int index)
void	on_fps_currentIndexChanged (int index)
void	on_standard_currentIndexChanged (int index)
void	on_reset_clicked (bool checked)
void	on_rfBW_valueChanged (int value)
void	on_rfOppBW_valueChanged (int value)
void	on_rfFiltering_toggled (bool checked)
void	on_decimatorEnable_toggled (bool checked)
void	on_deltaFrequency_changed (qint64 value)
void	on_bfo_valueChanged (int value)
void	on_fmDeviation_valueChanged (int value)
void	on_screenTabWidget_currentChanged (int index)

Private Member Functions
	ATVDemodGUI (PluginAPI *objPluginAPI, DeviceUISet *deviceUISet, BasebandSampleSink *rxChannel, QWidget *objParent=0)
virtual	~ATVDemodGUI ()
void	blockApplySettings (bool blnBlock)
void	applySettings ()
void	applyRFSettings ()
void	setChannelMarkerBandwidth ()
void	setRFFiltersSlidersRange (int sampleRate)
void	lineTimeUpdate ()
void	topTimeUpdate ()
void	leaveEvent (QEvent *)
void	enterEvent (QEvent *)

Static Private Member Functions
static float	getFps (int fpsIndex)
static float	getNominalLineTime (int nbLinesIndex, int fpsIndex)
static int	getNumberOfLines (int nbLinesIndex)

Private Attributes
Ui::ATVDemodGUI *	ui
PluginAPI *	m_pluginAPI
DeviceUISet *	m_deviceUISet
ChannelMarker	m_channelMarker
ATVDemod *	m_atvDemod
bool	m_blnDoApplySettings
MovingAverageUtil< double, double, 4 >	m_objMagSqAverage
int	m_intTickCount
ScopeVis *	m_scopeVis
float	m_fltLineTimeMultiplier
float	m_fltTopTimeMultiplier
int	m_rfSliderDivisor
int	m_inputSampleRate
MessageQueue	m_inputMessageQueue

Additional Inherited Members
Signals inherited from RollupWidget
void	widgetRolled (QWidget *widget, bool rollDown)
Protected Types inherited from RollupWidget
enum	{ VersionMarker = 0xff }
enum	ContextMenuType { ContextMenuNone, ContextMenuChannelSettings, ContextMenuStreamSettings }
Protected Member Functions inherited from RollupWidget
int	arrangeRollups ()
QByteArray	saveState (int version=0) const
bool	restoreState (const QByteArray &state, int version=0)
void	paintEvent (QPaintEvent *)
int	paintRollup (QWidget *rollup, int pos, QPainter *p, bool last, const QColor &frame)
void	resizeEvent (QResizeEvent *size)
void	mousePressEvent (QMouseEvent *event)
bool	event (QEvent *event)
bool	eventFilter (QObject *object, QEvent *event)
void	resetContextMenuType ()
void	setStreamIndicator (const QString &indicator)
Protected Attributes inherited from RollupWidget
QColor	m_titleColor
QColor	m_titleTextColor
bool	m_highlighted
ContextMenuType	m_contextMenuType
QString	m_streamIndicator

Detailed Description

Definition at line 39 of file atvdemodgui.h.

Constructor & Destructor Documentation

ATVDemodGUI()

ATVDemodGUI::ATVDemodGUI ( PluginAPI *  objPluginAPI, DeviceUISet *  deviceUISet, BasebandSampleSink *  rxChannel, QWidget *  objParent = 0  )

explicitprivate

Definition at line 272 of file atvdemodgui.cpp.

References DeviceUISet::addChannelMarker(), DeviceUISet::addRollupWidget(), arg(), channelMarkerChangedByCursor(), channelMarkerHighlightedByCursor(), ChannelMarker::getColor(), getInputMessageQueue(), BasebandSampleSink::getInputMessageQueue(), MainWindow::getInstance(), ColorMapper::GrayGold, handleSourceMessages(), ScopeVis::TraceData::m_amp, ScopeVis::TraceData::m_ampIndex, m_atvDemod, ATVDemod::m_channelIdURI, m_channelMarker, m_deviceUISet, ScopeVis::TraceData::m_ofs, ScopeVis::TraceData::m_ofsCoarse, m_scopeVis, ScopeVis::TriggerData::m_triggerLevel, ScopeVis::TriggerData::m_triggerLevelCoarse, ScopeVis::TriggerData::m_triggerPositiveEdge, onWidgetRolled(), DeviceUISet::registerRxChannelInstance(), resetToDefaults(), ChannelMarker::setBandwidth(), ChannelMarker::setCenterFrequency(), ChannelMarker::setColor(), BasebandSampleSink::setMessageQueueToGUI(), ATVDemod::setScopeSink(), RollupWidget::setTitleColor(), ATVDemod::setTVScreen(), ChannelMarker::setVisible(), tick(), ui, and RollupWidget::widgetRolled().

Referenced by create().

                                                                                                                             :
        RollupWidget(objParent),
        ui(new Ui::ATVDemodGUI),
        m_pluginAPI(objPluginAPI),
        m_deviceUISet(deviceUISet),
        m_channelMarker(this),
        m_blnDoApplySettings(true),
        m_intTickCount(0),
        m_inputSampleRate(48000)
{
    ui->setupUi(this);
    ui->screenTV->setColor(false);
    setAttribute(Qt::WA_DeleteOnClose, true);
    connect(this, SIGNAL(widgetRolled(QWidget*,bool)), this, SLOT(onWidgetRolled(QWidget*,bool)));

    m_scopeVis = new ScopeVis(ui->glScope);
    m_atvDemod = (ATVDemod*) rxChannel; //new ATVDemod(m_deviceUISet->m_deviceSourceAPI);
    m_atvDemod->setMessageQueueToGUI(getInputMessageQueue());
    m_atvDemod->setScopeSink(m_scopeVis);
    m_atvDemod->setTVScreen(ui->screenTV);

    ui->glScope->connectTimer(MainWindow::getInstance()->getMasterTimer());
    connect(&MainWindow::getInstance()->getMasterTimer(), SIGNAL(timeout()), this, SLOT(tick())); // 50 ms

    ui->deltaFrequencyLabel->setText(QString("%1f").arg(QChar(0x94, 0x03)));
    ui->deltaFrequency->setColorMapper(ColorMapper(ColorMapper::GrayGold));
    ui->deltaFrequency->setValueRange(false, 7, -9999999, 9999999);

    m_channelMarker.blockSignals(true);
    m_channelMarker.setColor(Qt::white);
    m_channelMarker.setBandwidth(6000000);
    m_channelMarker.setCenterFrequency(0);
    m_channelMarker.blockSignals(false);
    m_channelMarker.setVisible(true); // activate signal on the last setting only

    setTitleColor(m_channelMarker.getColor());

    m_deviceUISet->registerRxChannelInstance(ATVDemod::m_channelIdURI, this);
    m_deviceUISet->addChannelMarker(&m_channelMarker);
    m_deviceUISet->addRollupWidget(this);

    ui->scopeGUI->setBuddies(m_scopeVis->getInputMessageQueue(), m_scopeVis, ui->glScope);

    resetToDefaults(); // does applySettings()

    ui->scopeGUI->setPreTrigger(1);
    ScopeVis::TraceData traceData;
    traceData.m_amp = 2.0;      // amplification factor
    traceData.m_ampIndex = 1;   // this is second step
    traceData.m_ofs = 0.5;      // direct offset
    traceData.m_ofsCoarse = 50; // this is 50 coarse steps
    ui->scopeGUI->changeTrace(0, traceData);
    ui->scopeGUI->focusOnTrace(0); // re-focus to take changes into account in the GUI
    ScopeVis::TriggerData triggerData;
    triggerData.m_triggerLevel = 0.1;
    triggerData.m_triggerLevelCoarse = 10;
    triggerData.m_triggerPositiveEdge = false;
    ui->scopeGUI->changeTrigger(0, triggerData);
    ui->scopeGUI->focusOnTrigger(0); // re-focus to take changes into account in the GUI

    connect(&m_channelMarker, SIGNAL(changedByCursor()), this, SLOT(channelMarkerChangedByCursor()));
    connect(&m_channelMarker, SIGNAL(highlightedByCursor()), this, SLOT(channelMarkerHighlightedByCursor()));
    connect(getInputMessageQueue(), SIGNAL(messageEnqueued()), this, SLOT(handleSourceMessages()));

    QChar delta = QChar(0x94, 0x03);
    ui->fmDeviationLabel->setText(delta);
}

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~ATVDemodGUI()

ATVDemodGUI::~ATVDemodGUI ( )

privatevirtual

Definition at line 340 of file atvdemodgui.cpp.

References m_atvDemod, m_deviceUISet, m_scopeVis, DeviceUISet::removeRxChannelInstance(), and ui.

{
    m_deviceUISet->removeRxChannelInstance(this);
    delete m_atvDemod; // TODO: check this: when the GUI closes it has to delete the demodulator
    delete m_scopeVis;
    delete ui;
}

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Member Function Documentation

applyRFSettings()

void ATVDemodGUI::applyRFSettings ( )

private

Definition at line 381 of file atvdemodgui.cpp.

References ATVDemod::configureRF(), ChannelMarker::getCenterFrequency(), BasebandSampleSink::getInputMessageQueue(), m_atvDemod, m_blnDoApplySettings, m_channelMarker, m_rfSliderDivisor, and ui.

Referenced by channelMarkerChangedByCursor(), handleMessage(), on_bfo_valueChanged(), on_decimatorEnable_toggled(), on_deltaFrequency_changed(), on_fmDeviation_valueChanged(), on_modulation_currentIndexChanged(), on_rfBW_valueChanged(), on_rfFiltering_toggled(), and on_rfOppBW_valueChanged().

{
    if (m_blnDoApplySettings)
    {
        m_atvDemod->configureRF(m_atvDemod->getInputMessageQueue(),
                m_channelMarker.getCenterFrequency(),
                (ATVDemod::ATVModulation) ui->modulation->currentIndex(),
                ui->rfBW->value() * m_rfSliderDivisor * 1.0f,
                ui->rfOppBW->value() * m_rfSliderDivisor * 1.0f,
                ui->rfFiltering->isChecked(),
                ui->decimatorEnable->isChecked(),
                ui->bfo->value(),
                ui->fmDeviation->value() / 500.0f);
    }
}

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applySettings()

void ATVDemodGUI::applySettings ( )

private

Definition at line 353 of file atvdemodgui.cpp.

References ATVDemod::configure(), ATVDemod::MsgConfigureChannelizer::create(), ChannelMarker::getCenterFrequency(), getFps(), BasebandSampleSink::getInputMessageQueue(), getNominalLineTime(), getNumberOfLines(), ATVDemod::getSampleRate(), m_atvDemod, m_blnDoApplySettings, m_channelMarker, m_fltLineTimeMultiplier, m_fltTopTimeMultiplier, m_inputSampleRate, MessageQueue::push(), and ui.

Referenced by channelMarkerChangedByCursor(), deserialize(), handleMessage(), on_blackLevel_valueChanged(), on_fps_currentIndexChanged(), on_halfImage_clicked(), on_hSync_clicked(), on_invertVideo_clicked(), on_lineTime_valueChanged(), on_nbLines_currentIndexChanged(), on_screenTabWidget_currentChanged(), on_standard_currentIndexChanged(), on_synchLevel_valueChanged(), on_topTime_valueChanged(), on_vSync_clicked(), resetToDefaults(), and setCenterFrequency().

{
    if (m_blnDoApplySettings)
    {
        ATVDemod::MsgConfigureChannelizer *msgChan = ATVDemod::MsgConfigureChannelizer::create(
                m_channelMarker.getCenterFrequency());
        m_atvDemod->getInputMessageQueue()->push(msgChan);

        m_atvDemod->configure(m_atvDemod->getInputMessageQueue(),
                getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex()) + ui->lineTime->value() * m_fltLineTimeMultiplier,
                getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex()) * (4.7f / 64.0f) + ui->topTime->value() * m_fltTopTimeMultiplier,
                getFps(ui->fps->currentIndex()),
                (ATVDemod::ATVStd) ui->standard->currentIndex(),
                getNumberOfLines(ui->nbLines->currentIndex()),
                (ui->halfImage->checkState() == Qt::Checked) ? 0.5f : 1.0f,
                ui->synchLevel->value() / 1000.0f,
                ui->blackLevel->value() / 1000.0f,
                ui->hSync->isChecked(),
                ui->vSync->isChecked(),
                ui->invertVideo->isChecked(),
                ui->screenTabWidget->currentIndex());

        qDebug() << "ATVDemodGUI::applySettings:"
                << " m_objChannelizer.inputSampleRate: " << m_inputSampleRate
                << " m_objATVDemod.sampleRate: " << m_atvDemod->getSampleRate();
    }
}

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blockApplySettings()

void ATVDemodGUI::blockApplySettings ( bool  blnBlock )

private

Definition at line 348 of file atvdemodgui.cpp.

References m_blnDoApplySettings.

Referenced by deserialize(), and resetToDefaults().

{
    m_blnDoApplySettings = !blnBlock;
}

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channelMarkerChangedByCursor

void ATVDemodGUI::channelMarkerChangedByCursor ( )

slot

Definition at line 239 of file atvdemodgui.cpp.

References applyRFSettings(), applySettings(), ChannelMarker::getCenterFrequency(), m_channelMarker, and ui.

Referenced by ATVDemodGUI().

{
    qDebug("ATVDemodGUI::channelMarkerChangedByCursor");
    ui->deltaFrequency->setValue(m_channelMarker.getCenterFrequency());

    applySettings();
    applyRFSettings();
}

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channelMarkerHighlightedByCursor

void ATVDemodGUI::channelMarkerHighlightedByCursor ( )

slot

Definition at line 248 of file atvdemodgui.cpp.

References ChannelMarker::getHighlighted(), m_channelMarker, and RollupWidget::setHighlighted().

Referenced by ATVDemodGUI().

{
    setHighlighted(m_channelMarker.getHighlighted());
}

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create()

ATVDemodGUI * ATVDemodGUI::create ( PluginAPI *  objPluginAPI, DeviceUISet *  deviceUISet, BasebandSampleSink *  rxChannel  )

static

Definition at line 38 of file atvdemodgui.cpp.

References ATVDemodGUI().

Referenced by ATVDemodPlugin::createRxChannelGUI().

{
    ATVDemodGUI* gui = new ATVDemodGUI(objPluginAPI, deviceUISet, rxChannel);
    return gui;
}

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deserialize()

bool ATVDemodGUI::deserialize ( const QByteArray &  arrData )

virtual

Implements PluginInstanceGUI.

Definition at line 129 of file atvdemodgui.cpp.

References applySettings(), blockApplySettings(), ChannelMarker::emitChangedByAPI(), SimpleDeserializer::getVersion(), SimpleDeserializer::isValid(), lineTimeUpdate(), m_channelMarker, SimpleDeserializer::readBool(), SimpleDeserializer::readS32(), resetToDefaults(), ChannelMarker::setCenterFrequency(), topTimeUpdate(), and ui.

{
    SimpleDeserializer d(arrData);

    if (!d.isValid())
    {
        resetToDefaults();
        return false;
    }

    if (d.getVersion() == 1)
    {
        QByteArray bytetmp;
        int tmp;
        bool booltmp;

        blockApplySettings(true);
        m_channelMarker.blockSignals(true);

        d.readS32(1, &tmp, 0);
        m_channelMarker.setCenterFrequency(tmp);

//        if (d.readU32(2, &u32tmp)) {
//            m_objChannelMarker.setColor(u32tmp);
//        } else {
//            m_objChannelMarker.setColor(Qt::white);
//        }

        d.readS32(3, &tmp, 100);
        ui->synchLevel->setValue(tmp);
        d.readS32(4, &tmp, 310);
        ui->blackLevel->setValue(tmp);
        d.readS32(5, &tmp, 0);
        ui->lineTime->setValue(tmp);
        d.readS32(6, &tmp, 3);
        ui->topTime->setValue(tmp);
        d.readS32(7, &tmp, 0);
        ui->modulation->setCurrentIndex(tmp);
        d.readS32(8, &tmp, 0);
        ui->fps->setCurrentIndex(tmp);
        d.readBool(9, &booltmp, true);
        ui->hSync->setChecked(booltmp);
        d.readBool(10, &booltmp, true);
        ui->vSync->setChecked(booltmp);
        d.readBool(11, &booltmp, false);
        ui->halfImage->setChecked(booltmp);
        d.readS32(12, &tmp, 10);
        ui->rfBW->setValue(tmp);
        d.readS32(13, &tmp, 10);
        ui->rfOppBW->setValue(tmp);
        d.readS32(14, &tmp, 10);
        ui->bfo->setValue(tmp);
        d.readBool(15, &booltmp, true);
        ui->invertVideo->setChecked(booltmp);
        d.readS32(16, &tmp, 0);
        ui->nbLines->setCurrentIndex(tmp);
        d.readS32(17, &tmp, 250);
        ui->fmDeviation->setValue(tmp);
        d.readS32(18, &tmp, 1);
        ui->standard->setCurrentIndex(tmp);

        blockApplySettings(false);
        m_channelMarker.blockSignals(false);
        m_channelMarker.emitChangedByAPI();

        lineTimeUpdate();
        topTimeUpdate();
        applySettings();
        return true;
    }
    else
    {
        resetToDefaults();
        return false;
    }
}

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destroy()

void ATVDemodGUI::destroy ( )

virtual

Implements PluginInstanceGUI.

Definition at line 46 of file atvdemodgui.cpp.

{
    delete this;
}

enterEvent()

void ATVDemodGUI::enterEvent ( QEvent *  )

private

Definition at line 461 of file atvdemodgui.cpp.

References m_channelMarker, and ChannelMarker::setHighlighted().

{
    m_channelMarker.setHighlighted(true);
}

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getCenterFrequency()

qint64 ATVDemodGUI::getCenterFrequency ( ) const

virtual

Implements PluginInstanceGUI.

Definition at line 61 of file atvdemodgui.cpp.

References ChannelMarker::getCenterFrequency(), and m_channelMarker.

{
    return m_channelMarker.getCenterFrequency();
}

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getFps()

float ATVDemodGUI::getFps ( int  fpsIndex )

staticprivate

Definition at line 678 of file atvdemodgui.cpp.

Referenced by applySettings(), and getNominalLineTime().

{
    switch(fpsIndex)
    {
    case 0:
        return 30.0f;
        break;
    case 2:
        return 20.0f;
        break;
    case 3:
        return 16.0f;
        break;
    case 4:
        return 12.0f;
        break;
    case 5:
        return 10.0f;
        break;
    case 6:
        return 8.0f;
        break;
    case 7:
        return 5.0f;
        break;
    case 8:
        return 2.0f;
        break;
    case 9:
        return 1.0f;
        break;
    case 1:
    default:
        return 25.0f;
        break;
    }
}

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getInputMessageQueue()

virtual MessageQueue* ATVDemodGUI::getInputMessageQueue ( )

inlinevirtual

Implements PluginInstanceGUI.

Definition at line 55 of file atvdemodgui.h.

Referenced by ATVDemodGUI(), and handleSourceMessages().

{ return &m_inputMessageQueue; }

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getName()

QString ATVDemodGUI::getName ( ) const

virtual

Implements PluginInstanceGUI.

Definition at line 56 of file atvdemodgui.cpp.

{
    return objectName();
}

getNominalLineTime()

float ATVDemodGUI::getNominalLineTime ( int  nbLinesIndex, int  fpsIndex  )

staticprivate

Definition at line 716 of file atvdemodgui.cpp.

References getFps(), and getNumberOfLines().

Referenced by applySettings(), lineTimeUpdate(), and topTimeUpdate().

{
    float fps = getFps(fpsIndex);
    int   nbLines = getNumberOfLines(nbLinesIndex);

    return 1.0f / (nbLines * fps);
}

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getNumberOfLines()

int ATVDemodGUI::getNumberOfLines ( int  nbLinesIndex )

staticprivate

Definition at line 724 of file atvdemodgui.cpp.

Referenced by applySettings(), and getNominalLineTime().

{
    switch(nbLinesIndex)
    {
    case 0:
        return 640;
        break;
    case 2:
        return 525;
        break;
    case 3:
        return 480;
        break;
    case 4:
        return 405;
        break;
    case 5:
        return 360;
        break;
    case 6:
        return 343;
        break;
    case 7:
        return 240;
        break;
    case 8:
        return 180;
        break;
    case 9:
        return 120;
        break;
    case 10:
        return 90;
        break;
    case 11:
        return 60;
        break;
    case 12:
        return 32;
        break;
    case 1:
    default:
        return 625;
        break;
    }
}

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handleMessage()

bool ATVDemodGUI::handleMessage ( const Message &  objMessage )

virtual

Implements PluginInstanceGUI.

Definition at line 206 of file atvdemodgui.cpp.

References applyRFSettings(), applySettings(), arg(), ATVDemod::MsgReportChannelSampleRateChanged::getSampleRate(), lineTimeUpdate(), m_inputSampleRate, m_scopeVis, Message::match(), ScopeVis::setLiveRate(), setRFFiltersSlidersRange(), topTimeUpdate(), and ui.

Referenced by handleSourceMessages().

{
    if (ATVDemod::MsgReportEffectiveSampleRate::match(objMessage))
    {
        int sampleRate = ((ATVDemod::MsgReportEffectiveSampleRate&)objMessage).getSampleRate();
        int nbPointsPerLine =  ((ATVDemod::MsgReportEffectiveSampleRate&)objMessage).getNbPointsPerLine();
        ui->channelSampleRateText->setText(tr("%1k").arg(sampleRate/1000.0f, 0, 'f', 2));
        ui->nbPointsPerLineText->setText(tr("%1p").arg(nbPointsPerLine));
        m_scopeVis->setLiveRate(sampleRate);
        setRFFiltersSlidersRange(sampleRate);
        lineTimeUpdate();
        topTimeUpdate();

        return true;
    }
    else if (ATVDemod::MsgReportChannelSampleRateChanged::match(objMessage))
    {
        ATVDemod::MsgReportChannelSampleRateChanged report = (ATVDemod::MsgReportChannelSampleRateChanged&) objMessage;
        m_inputSampleRate = report.getSampleRate();

        qDebug("ATVDemodGUI::handleMessage: MsgReportChannelSampleRateChanged: %d", m_inputSampleRate);

        applySettings();
        applyRFSettings();

        return true;
    }
    else
    {
        return false;
    }
}

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handleSourceMessages

void ATVDemodGUI::handleSourceMessages ( )

privateslot

Definition at line 253 of file atvdemodgui.cpp.

References getInputMessageQueue(), and handleMessage().

Referenced by ATVDemodGUI().

{
    Message* message;

    while ((message = getInputMessageQueue()->pop()) != 0)
    {
        if (handleMessage(*message))
        {
            delete message;
        }
    }
}

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leaveEvent()

void ATVDemodGUI::leaveEvent ( QEvent *  )

private

Definition at line 456 of file atvdemodgui.cpp.

References m_channelMarker, and ChannelMarker::setHighlighted().

{
    m_channelMarker.setHighlighted(false);
}

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lineTimeUpdate()

void ATVDemodGUI::lineTimeUpdate ( )

private

Definition at line 628 of file atvdemodgui.cpp.

References arg(), ATVDemod::getEffectiveSampleRate(), getNominalLineTime(), m_atvDemod, m_fltLineTimeMultiplier, and ui.

Referenced by deserialize(), handleMessage(), on_fps_currentIndexChanged(), on_lineTime_valueChanged(), on_nbLines_currentIndexChanged(), and resetToDefaults().

{
    float nominalLineTime = getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex());
    int lineTimeScaleFactor = (int) std::log10(nominalLineTime);

    if (m_atvDemod->getEffectiveSampleRate() == 0) {
        m_fltLineTimeMultiplier = std::pow(10.0, lineTimeScaleFactor-3);
    } else {
        m_fltLineTimeMultiplier = 1.0f / m_atvDemod->getEffectiveSampleRate();
    }

    float lineTime = nominalLineTime + m_fltLineTimeMultiplier * ui->lineTime->value();

    if (lineTime < 0.0)
        ui->lineTimeText->setText("invalid");
    else if(lineTime < 0.000001)
        ui->lineTimeText->setText(tr("%1 ns").arg(lineTime * 1000000000.0, 0, 'f', 2));
    else if(lineTime < 0.001)
        ui->lineTimeText->setText(tr("%1 µs").arg(lineTime * 1000000.0, 0, 'f', 2));
    else if(lineTime < 1.0)
        ui->lineTimeText->setText(tr("%1 ms").arg(lineTime * 1000.0, 0, 'f', 2));
    else
        ui->lineTimeText->setText(tr("%1 s").arg(lineTime * 1.0, 0, 'f', 2));
}

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on_bfo_valueChanged

void ATVDemodGUI::on_bfo_valueChanged ( int  value )

privateslot

Definition at line 610 of file atvdemodgui.cpp.

References applyRFSettings(), arg(), and ui.

{
    ui->bfoText->setText(QString("%1").arg(value * 1.0, 0, 'f', 0));
    applyRFSettings();
}

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on_blackLevel_valueChanged

void ATVDemodGUI::on_blackLevel_valueChanged ( int  value )

privateslot

Definition at line 499 of file atvdemodgui.cpp.

References applySettings(), arg(), and ui.

{
    applySettings();
    ui->blackLevelText->setText(QString("%1 mV").arg(value));
}

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on_decimatorEnable_toggled

void ATVDemodGUI::on_decimatorEnable_toggled ( bool  checked )

privateslot

Definition at line 597 of file atvdemodgui.cpp.

References applyRFSettings(), and setChannelMarkerBandwidth().

{
    (void) checked;
    setChannelMarkerBandwidth();
    applyRFSettings();
}

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on_deltaFrequency_changed

void ATVDemodGUI::on_deltaFrequency_changed ( qint64  value )

privateslot

Definition at line 604 of file atvdemodgui.cpp.

References applyRFSettings(), m_channelMarker, and ChannelMarker::setCenterFrequency().

{
    m_channelMarker.setCenterFrequency(value);
    applyRFSettings();
}

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on_fmDeviation_valueChanged

void ATVDemodGUI::on_fmDeviation_valueChanged ( int  value )

privateslot

Definition at line 616 of file atvdemodgui.cpp.

References applyRFSettings(), arg(), and ui.

{
    ui->fmDeviationText->setText(QString("%1").arg(value / 10.0, 0, 'f', 1));
    applyRFSettings();
}

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on_fps_currentIndexChanged

void ATVDemodGUI::on_fps_currentIndexChanged ( int  index )

privateslot

Definition at line 547 of file atvdemodgui.cpp.

References applySettings(), lineTimeUpdate(), and topTimeUpdate().

{
    (void) index;
    lineTimeUpdate();
    topTimeUpdate();
    applySettings();
}

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on_halfImage_clicked

void ATVDemodGUI::on_halfImage_clicked ( )

privateslot

Definition at line 534 of file atvdemodgui.cpp.

References applySettings().

{
    applySettings();
}

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on_hSync_clicked

void ATVDemodGUI::on_hSync_clicked ( )

privateslot

Definition at line 519 of file atvdemodgui.cpp.

References applySettings().

{
    applySettings();
}

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on_invertVideo_clicked

void ATVDemodGUI::on_invertVideo_clicked ( )

privateslot

Definition at line 529 of file atvdemodgui.cpp.

References applySettings().

{
    applySettings();
}

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on_lineTime_valueChanged

void ATVDemodGUI::on_lineTime_valueChanged ( int  value )

privateslot

Definition at line 505 of file atvdemodgui.cpp.

References applySettings(), arg(), lineTimeUpdate(), and ui.

{
    ui->lineTime->setToolTip(QString("Line length adjustment (%1)").arg(value));
    lineTimeUpdate();
    applySettings();
}

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on_modulation_currentIndexChanged

void ATVDemodGUI::on_modulation_currentIndexChanged ( int  index )

privateslot

Definition at line 567 of file atvdemodgui.cpp.

References applyRFSettings(), ATVDemod::getEffectiveSampleRate(), m_atvDemod, setChannelMarkerBandwidth(), and setRFFiltersSlidersRange().

{
    (void) index;
    setRFFiltersSlidersRange(m_atvDemod->getEffectiveSampleRate());
    setChannelMarkerBandwidth();
    applyRFSettings();
}

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on_nbLines_currentIndexChanged

void ATVDemodGUI::on_nbLines_currentIndexChanged ( int  index )

privateslot

Definition at line 539 of file atvdemodgui.cpp.

References applySettings(), lineTimeUpdate(), and topTimeUpdate().

{
    (void) index;
    lineTimeUpdate();
    topTimeUpdate();
    applySettings();
}

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on_reset_clicked

void ATVDemodGUI::on_reset_clicked ( bool  checked )

privateslot

Definition at line 561 of file atvdemodgui.cpp.

References resetToDefaults().

{
    (void) checked;
    resetToDefaults();
}

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on_rfBW_valueChanged

void ATVDemodGUI::on_rfBW_valueChanged ( int  value )

privateslot

Definition at line 575 of file atvdemodgui.cpp.

References applyRFSettings(), arg(), m_rfSliderDivisor, setChannelMarkerBandwidth(), and ui.

{
    ui->rfBWText->setText(QString("%1k").arg((value * m_rfSliderDivisor) / 1000.0, 0, 'f', 0));
    setChannelMarkerBandwidth();
    applyRFSettings();
}

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on_rfFiltering_toggled

void ATVDemodGUI::on_rfFiltering_toggled ( bool  checked )

privateslot

Definition at line 589 of file atvdemodgui.cpp.

References applyRFSettings(), ATVDemod::getEffectiveSampleRate(), m_atvDemod, setChannelMarkerBandwidth(), and setRFFiltersSlidersRange().

{
    (void) checked;
    setRFFiltersSlidersRange(m_atvDemod->getEffectiveSampleRate());
    setChannelMarkerBandwidth();
    applyRFSettings();
}

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on_rfOppBW_valueChanged

void ATVDemodGUI::on_rfOppBW_valueChanged ( int  value )

privateslot

Definition at line 582 of file atvdemodgui.cpp.

References applyRFSettings(), arg(), m_rfSliderDivisor, setChannelMarkerBandwidth(), and ui.

{
    ui->rfOppBWText->setText(QString("%1k").arg((value * m_rfSliderDivisor) / 1000.0, 0, 'f', 0));
    setChannelMarkerBandwidth();
    applyRFSettings();
}

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on_screenTabWidget_currentChanged

void ATVDemodGUI::on_screenTabWidget_currentChanged ( int  index )

privateslot

Definition at line 622 of file atvdemodgui.cpp.

References applySettings().

{
    (void) index;
    applySettings();
}

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on_standard_currentIndexChanged

void ATVDemodGUI::on_standard_currentIndexChanged ( int  index )

privateslot

Definition at line 555 of file atvdemodgui.cpp.

References applySettings().

{
    (void) index;
    applySettings();
}

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on_synchLevel_valueChanged

void ATVDemodGUI::on_synchLevel_valueChanged ( int  value )

privateslot

Definition at line 493 of file atvdemodgui.cpp.

References applySettings(), arg(), and ui.

{
    applySettings();
    ui->synchLevelText->setText(QString("%1 mV").arg(value));
}

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on_topTime_valueChanged

void ATVDemodGUI::on_topTime_valueChanged ( int  value )

privateslot

Definition at line 512 of file atvdemodgui.cpp.

References applySettings(), arg(), topTimeUpdate(), and ui.

{
    ui->topTime->setToolTip(QString("Horizontal sync pulse length adjustment (%1)").arg(value));
    topTimeUpdate();
    applySettings();
}

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on_vSync_clicked

void ATVDemodGUI::on_vSync_clicked ( )

privateslot

Definition at line 524 of file atvdemodgui.cpp.

References applySettings().

{
    applySettings();
}

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onWidgetRolled

void ATVDemodGUI::onWidgetRolled ( QWidget *  widget, bool  rollDown  )

privateslot

Definition at line 266 of file atvdemodgui.cpp.

Referenced by ATVDemodGUI().

{
    (void) widget;
    (void) rollDown;
}

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resetToDefaults()

void ATVDemodGUI::resetToDefaults ( )

virtual

Implements PluginInstanceGUI.

Definition at line 72 of file atvdemodgui.cpp.

References applySettings(), blockApplySettings(), lineTimeUpdate(), topTimeUpdate(), and ui.

Referenced by ATVDemodGUI(), deserialize(), and on_reset_clicked().

{
    blockApplySettings(true);

    //********** ATV Default values **********
    ui->synchLevel->setValue(100);
    ui->blackLevel->setValue(310);
    ui->lineTime->setValue(0);
    ui->topTime->setValue(3);
    ui->modulation->setCurrentIndex(0);
    ui->fps->setCurrentIndex(0);
    ui->hSync->setChecked(true);
    ui->vSync->setChecked(true);
    ui->halfImage->setChecked(false);
    ui->invertVideo->setChecked(false);
    ui->standard->setCurrentIndex(1);

    //********** RF Default values **********
    ui->decimatorEnable->setChecked(false);
    ui->rfFiltering->setChecked(false);
    ui->rfBW->setValue(10);
    ui->rfOppBW->setValue(10);
    ui->bfo->setValue(0);
    ui->fmDeviation->setValue(250);

    blockApplySettings(false);
    lineTimeUpdate();
    topTimeUpdate();
    applySettings();
}

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serialize()

QByteArray ATVDemodGUI::serialize ( ) const

virtual

Implements PluginInstanceGUI.

Definition at line 103 of file atvdemodgui.cpp.

References SimpleSerializer::final(), ChannelMarker::getCenterFrequency(), ChannelMarker::getColor(), m_channelMarker, ui, SimpleSerializer::writeBool(), SimpleSerializer::writeS32(), and SimpleSerializer::writeU32().

{
    SimpleSerializer s(1);

    s.writeS32(1, m_channelMarker.getCenterFrequency());
    s.writeU32(2, m_channelMarker.getColor().rgb());
    s.writeS32(3, ui->synchLevel->value());
    s.writeS32(4, ui->blackLevel->value());
    s.writeS32(5, ui->lineTime->value());
    s.writeS32(6, ui->topTime->value());
    s.writeS32(7, ui->modulation->currentIndex());
    s.writeS32(8, ui->fps->currentIndex());
    s.writeBool(9, ui->hSync->isChecked());
    s.writeBool(10, ui->vSync->isChecked());
    s.writeBool(11, ui->halfImage->isChecked());
    s.writeS32(12, ui->rfBW->value());
    s.writeS32(13, ui->rfOppBW->value());
    s.writeS32(14, ui->bfo->value());
    s.writeBool(15, ui->invertVideo->isChecked());
    s.writeS32(16, ui->nbLines->currentIndex());
    s.writeS32(17, ui->fmDeviation->value());
    s.writeS32(18, ui->standard->currentIndex());

    return s.final();
}

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setCenterFrequency()

void ATVDemodGUI::setCenterFrequency ( qint64  intCenterFrequency )

virtual

Implements PluginInstanceGUI.

Definition at line 66 of file atvdemodgui.cpp.

References applySettings(), m_channelMarker, and ChannelMarker::setCenterFrequency().

{
    m_channelMarker.setCenterFrequency(intCenterFrequency);
    applySettings();
}

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setChannelMarkerBandwidth()

void ATVDemodGUI::setChannelMarkerBandwidth ( )

private

Definition at line 397 of file atvdemodgui.cpp.

References ATVDemod::ATV_LSB, ATVDemod::ATV_USB, ChannelMarker::dsb, ChannelMarker::emitChangedByAPI(), m_blnDoApplySettings, m_channelMarker, m_inputSampleRate, m_rfSliderDivisor, ChannelMarker::setBandwidth(), ChannelMarker::setOppositeBandwidth(), ChannelMarker::setSidebands(), ui, ChannelMarker::vlsb, and ChannelMarker::vusb.

Referenced by on_decimatorEnable_toggled(), on_modulation_currentIndexChanged(), on_rfBW_valueChanged(), on_rfFiltering_toggled(), and on_rfOppBW_valueChanged().

{
    m_blnDoApplySettings = false; // avoid infinite recursion
    m_channelMarker.blockSignals(true);

    if (ui->rfFiltering->isChecked()) // FFT filter
    {
        m_channelMarker.setBandwidth(ui->rfBW->value()*m_rfSliderDivisor);
        m_channelMarker.setOppositeBandwidth(ui->rfOppBW->value()*m_rfSliderDivisor);

        if (ui->modulation->currentIndex() == (int) ATVDemod::ATV_LSB) {
            m_channelMarker.setSidebands(ChannelMarker::vlsb);
        } else if (ui->modulation->currentIndex() == (int) ATVDemod::ATV_USB) {
            m_channelMarker.setSidebands(ChannelMarker::vusb);
        } else {
            m_channelMarker.setSidebands(ChannelMarker::vusb);
        }
    }
    else
    {
        if (ui->decimatorEnable->isChecked()) {
            m_channelMarker.setBandwidth(ui->rfBW->value()*m_rfSliderDivisor);
        } else {
            m_channelMarker.setBandwidth(m_inputSampleRate);
        }

        m_channelMarker.setSidebands(ChannelMarker::dsb);
    }

    m_channelMarker.blockSignals(false);
    m_channelMarker.emitChangedByAPI();
    m_blnDoApplySettings = true;
}

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setName()

void ATVDemodGUI::setName ( const QString &  strName )

virtual

Implements PluginInstanceGUI.

Definition at line 51 of file atvdemodgui.cpp.

{
    setObjectName(strName);
}

setRFFiltersSlidersRange()

void ATVDemodGUI::setRFFiltersSlidersRange ( int  sampleRate )

private

Definition at line 431 of file atvdemodgui.cpp.

References arg(), m_rfSliderDivisor, and ui.

Referenced by handleMessage(), on_modulation_currentIndexChanged(), and on_rfFiltering_toggled().

{
    // RF filters sliders range
    int scaleFactor = (int) std::log10(sampleRate/2);
    m_rfSliderDivisor = std::pow(10.0, scaleFactor-1);

    if (sampleRate/m_rfSliderDivisor < 50) {
        m_rfSliderDivisor /= 10;
    }

    if (ui->rfFiltering->isChecked())
    {
        ui->rfBW->setMaximum((sampleRate) / (2*m_rfSliderDivisor));
        ui->rfOppBW->setMaximum((sampleRate) / (2*m_rfSliderDivisor));
    }
    else
    {
        ui->rfBW->setMaximum((sampleRate) / m_rfSliderDivisor);
        ui->rfOppBW->setMaximum((sampleRate) / m_rfSliderDivisor);
    }

    ui->rfBWText->setText(QString("%1k").arg((ui->rfBW->value() * m_rfSliderDivisor) / 1000.0, 0, 'f', 0));
    ui->rfOppBWText->setText(QString("%1k").arg((ui->rfOppBW->value() * m_rfSliderDivisor) / 1000.0, 0, 'f', 0));
}

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tick

void ATVDemodGUI::tick ( )

privateslot

Definition at line 466 of file atvdemodgui.cpp.

References arg(), CalcDb::dbPower(), ATVDemod::getBFOLocked(), ATVDemod::getMagSq(), m_atvDemod, m_intTickCount, m_objMagSqAverage, SDR_RX_SCALED, and ui.

Referenced by ATVDemodGUI().

{
    if (m_intTickCount < 4) // ~200 ms
    {
        m_intTickCount++;
    }
    else
    {
        if (m_atvDemod)
        {
            m_objMagSqAverage(m_atvDemod->getMagSq());
            double magSqDB = CalcDb::dbPower(m_objMagSqAverage / (SDR_RX_SCALED*SDR_RX_SCALED));
            ui->channePowerText->setText(tr("%1 dB").arg(magSqDB, 0, 'f', 1));

            if (m_atvDemod->getBFOLocked()) {
                ui->bfoLockedLabel->setStyleSheet("QLabel { background-color : green; }");
            } else {
                ui->bfoLockedLabel->setStyleSheet("QLabel { background:rgb(79,79,79); }");
            }
        }

        m_intTickCount = 0;
    }

    return;
}

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topTimeUpdate()

void ATVDemodGUI::topTimeUpdate ( )

private

Definition at line 653 of file atvdemodgui.cpp.

References arg(), ATVDemod::getEffectiveSampleRate(), getNominalLineTime(), m_atvDemod, m_fltTopTimeMultiplier, and ui.

Referenced by deserialize(), handleMessage(), on_fps_currentIndexChanged(), on_nbLines_currentIndexChanged(), on_topTime_valueChanged(), and resetToDefaults().

{
    float nominalTopTime = getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex()) * (4.7f / 64.0f);
    int topTimeScaleFactor = (int) std::log10(nominalTopTime);

    if (m_atvDemod->getEffectiveSampleRate() == 0) {
        m_fltTopTimeMultiplier = std::pow(10.0, topTimeScaleFactor-3);
    } else {
        m_fltTopTimeMultiplier = 1.0f / m_atvDemod->getEffectiveSampleRate();
    }

    float topTime = nominalTopTime + m_fltTopTimeMultiplier * ui->topTime->value();

    if (topTime < 0.0)
        ui->topTimeText->setText("invalid");
    else if (topTime < 0.000001)
        ui->topTimeText->setText(tr("%1 ns").arg(topTime * 1000000000.0, 0, 'f', 2));
    else if(topTime < 0.001)
        ui->topTimeText->setText(tr("%1 µs").arg(topTime * 1000000.0, 0, 'f', 2));
    else if(topTime < 1.0)
        ui->topTimeText->setText(tr("%1 ms").arg(topTime * 1000.0, 0, 'f', 2));
    else
        ui->topTimeText->setText(tr("%1 s").arg(topTime * 1.0, 0, 'f', 2));
}

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Member Data Documentation

m_atvDemod

ATVDemod* ATVDemodGUI::m_atvDemod

private

Definition at line 67 of file atvdemodgui.h.

Referenced by applyRFSettings(), applySettings(), ATVDemodGUI(), lineTimeUpdate(), on_modulation_currentIndexChanged(), on_rfFiltering_toggled(), tick(), topTimeUpdate(), and ~ATVDemodGUI().

m_blnDoApplySettings

bool ATVDemodGUI::m_blnDoApplySettings

private

Definition at line 69 of file atvdemodgui.h.

Referenced by applyRFSettings(), applySettings(), blockApplySettings(), and setChannelMarkerBandwidth().

m_channelMarker

ChannelMarker ATVDemodGUI::m_channelMarker

private

Definition at line 66 of file atvdemodgui.h.

Referenced by applyRFSettings(), applySettings(), ATVDemodGUI(), channelMarkerChangedByCursor(), channelMarkerHighlightedByCursor(), deserialize(), enterEvent(), getCenterFrequency(), leaveEvent(), on_deltaFrequency_changed(), serialize(), setCenterFrequency(), and setChannelMarkerBandwidth().

m_deviceUISet

DeviceUISet* ATVDemodGUI::m_deviceUISet

private

Definition at line 65 of file atvdemodgui.h.

Referenced by ATVDemodGUI(), and ~ATVDemodGUI().

m_fltLineTimeMultiplier

float ATVDemodGUI::m_fltLineTimeMultiplier

private

Definition at line 76 of file atvdemodgui.h.

Referenced by applySettings(), and lineTimeUpdate().

m_fltTopTimeMultiplier

float ATVDemodGUI::m_fltTopTimeMultiplier

private

Definition at line 77 of file atvdemodgui.h.

Referenced by applySettings(), and topTimeUpdate().

m_inputMessageQueue

MessageQueue ATVDemodGUI::m_inputMessageQueue

private

Definition at line 80 of file atvdemodgui.h.

m_inputSampleRate

int ATVDemodGUI::m_inputSampleRate

private

Definition at line 79 of file atvdemodgui.h.

Referenced by applySettings(), handleMessage(), and setChannelMarkerBandwidth().

m_intTickCount

int ATVDemodGUI::m_intTickCount

private

Definition at line 72 of file atvdemodgui.h.

Referenced by tick().

m_objMagSqAverage

MovingAverageUtil<double, double, 4> ATVDemodGUI::m_objMagSqAverage

private

Definition at line 71 of file atvdemodgui.h.

Referenced by tick().

m_pluginAPI

PluginAPI* ATVDemodGUI::m_pluginAPI

private

Definition at line 64 of file atvdemodgui.h.

m_rfSliderDivisor

int ATVDemodGUI::m_rfSliderDivisor

private

Definition at line 78 of file atvdemodgui.h.

Referenced by applyRFSettings(), on_rfBW_valueChanged(), on_rfOppBW_valueChanged(), setChannelMarkerBandwidth(), and setRFFiltersSlidersRange().

m_scopeVis

ScopeVis* ATVDemodGUI::m_scopeVis

private

Definition at line 74 of file atvdemodgui.h.

Referenced by ATVDemodGUI(), handleMessage(), and ~ATVDemodGUI().

ui

Ui::ATVDemodGUI* ATVDemodGUI::ui

private

Definition at line 63 of file atvdemodgui.h.

Referenced by applyRFSettings(), applySettings(), ATVDemodGUI(), channelMarkerChangedByCursor(), deserialize(), handleMessage(), lineTimeUpdate(), on_bfo_valueChanged(), on_blackLevel_valueChanged(), on_fmDeviation_valueChanged(), on_lineTime_valueChanged(), on_rfBW_valueChanged(), on_rfOppBW_valueChanged(), on_synchLevel_valueChanged(), on_topTime_valueChanged(), resetToDefaults(), serialize(), setChannelMarkerBandwidth(), setRFFiltersSlidersRange(), tick(), topTimeUpdate(), and ~ATVDemodGUI().

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The documentation for this class was generated from the following files:

• plugins/channelrx/demodatv/atvdemodgui.h
• plugins/channelrx/demodatv/atvdemodgui.cpp