capture.cpp 138 KB
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/*  Ekos
    Copyright (C) 2012 Jasem Mutlaq <mutlaqja@ikarustech.com>

    This application 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; either
    version 2 of the License, or (at your option) any later version.
 */

#include <QFileDialog>
#include <QDirIterator>
#include <QStandardPaths>

#include <KMessageBox>
#include <KDirWatch>
#include <KLocalizedString>
#include <KNotifications/KNotification>

#include <basedevice.h>
#include <lilxml.h>

#include "Options.h"

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#include "oal/log.h"

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#include "kstars.h"
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#include "skymap.h"
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#include "kstarsdata.h"

#include "capture.h"
#include "sequencejob.h"
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#include "dslrinfodialog.h"
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#include "indi/driverinfo.h"
#include "indi/indifilter.h"
#include "indi/clientmanager.h"

#include "fitsviewer/fitsviewer.h"
#include "fitsviewer/fitsview.h"

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#include "ekos/auxiliary/darklibrary.h"
#include "ekos/ekosmanager.h"
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#include "captureadaptor.h"
#include "ui_calibrationoptions.h"

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#include "auxiliary/QProgressIndicator.h"
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#define INVALID_TEMPERATURE 10000
#define INVALID_HA          10000
#define MF_TIMER_TIMEOUT    90000
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#define GD_TIMER_TIMEOUT    60000
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#define MF_RA_DIFF_LIMIT    4
#define MAX_CAPTURE_RETRIES 3

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// Current Sequence File Format:
#define SQ_FORMAT_VERSION   1.7
// We accept file formats with version back to:
#define SQ_COMPAT_VERSION   1.6
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namespace Ekos
{

Capture::Capture()
{
    setupUi(this);

    new CaptureAdaptor(this);
    QDBusConnection::sessionBus().registerObject("/KStars/Ekos/Capture",  this);

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    dirPath     = QUrl::fromLocalFile(QDir::homePath());
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    state = CAPTURE_IDLE;
    focusState = FOCUS_IDLE;
    guideState = GUIDE_IDLE;
    alignState = ALIGN_IDLE;

    currentCCD = NULL;
    currentTelescope = NULL;
    currentFilter = NULL;
    dustCap = NULL;
    lightBox= NULL;
    dome    = NULL;

    filterSlot = NULL;
    filterName = NULL;
    activeJob  = NULL;

    targetChip = NULL;
    guideChip  = NULL;

    targetADU  = 0;
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    targetADUTolerance = 1000;
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    flatFieldDuration = DURATION_MANUAL;
    flatFieldSource   = SOURCE_MANUAL;
    calibrationStage         = CAL_NONE;
    preMountPark           = false;
    preDomePark            = false;

    deviationDetected = false;
    spikeDetected     = false;
    isBusy            = false;

    ignoreJobProgress=true;

    dustCapLightEnabled = lightBoxLightEnabled = false;

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    //isAutoGuiding   = false;
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    isAutoFocus     = false;
    autoFocusStatus = false;
    resumeAlignmentAfterFlip= false;

    mDirty          = false;
    jobUnderEdit    = false;
    currentFilterPosition   = -1;

    //calibrationState  = CALIBRATE_NONE;
    meridianFlipStage = MF_NONE;
    resumeGuidingAfterFlip = false;

    //ADURaw1 = ADURaw2 = ExpRaw1 = ExpRaw2 = -1;
    //ADUSlope = 0;

    pi = new QProgressIndicator(this);

    progressLayout->addWidget(pi, 0, 4, 1, 1);

    seqFileCount    = 0;
    //seqWatcher		= new KDirWatch();
    seqTimer = new QTimer(this);
    connect(seqTimer, SIGNAL(timeout()), this, SLOT(captureImage()));

    connect(startB, SIGNAL(clicked()), this, SLOT(toggleSequence()));
    connect(pauseB, SIGNAL(clicked()), this, SLOT(pause()));

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    startB->setIcon(QIcon::fromTheme("media-playback-start", QIcon(":/icons/breeze/default/media-playback-start.svg") ));
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    startB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    pauseB->setIcon(QIcon::fromTheme("media-playback-pause", QIcon(":/icons/breeze/default/media-playback-pause.svg") ));
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    pauseB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    filterOffsetB->setIcon(QIcon::fromTheme("view-filter", QIcon(":/icons/breeze/default/view-filter.svg") ));
    connect(filterOffsetB, SIGNAL(clicked()), this, SLOT(showFilterOffsetDialog()));
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    filterOffsetB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    connect(binXIN, SIGNAL(valueChanged(int)), binYIN, SLOT(setValue(int)));

    connect(CCDCaptureCombo, SIGNAL(activated(QString)), this, SLOT(setDefaultCCD(QString)));
    connect(CCDCaptureCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(checkCCD(int)));

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    connect(liveVideoB, SIGNAL(clicked(bool)), this, SLOT(toggleVideoStream(bool)));

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    guideDeviationTimer.setInterval(GD_TIMER_TIMEOUT);
    connect(&guideDeviationTimer, SIGNAL(timeout()), this, SLOT(checkGuideDeviationTimeout()));
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    connect(FilterCaptureCombo, SIGNAL(activated(int)), this, SLOT(checkFilter(int)));

    connect(previewB, SIGNAL(clicked()), this, SLOT(captureOne()));

    //connect( seqWatcher, SIGNAL(dirty(QString)), this, SLOT(checkSeqFile(QString)));

    connect(addToQueueB, SIGNAL(clicked()), this, SLOT(addJob()));
    connect(removeFromQueueB, SIGNAL(clicked()), this, SLOT(removeJob()));
    connect(queueUpB, SIGNAL(clicked()), this, SLOT(moveJobUp()));
    connect(queueDownB, SIGNAL(clicked()), this, SLOT(moveJobDown()));
    connect(selectFITSDirB, SIGNAL(clicked()), this, SLOT(saveFITSDirectory()));
    connect(queueSaveB, SIGNAL(clicked()), this, SLOT(saveSequenceQueue()));
    connect(queueSaveAsB, SIGNAL(clicked()), this, SLOT(saveSequenceQueueAs()));
    connect(queueLoadB, SIGNAL(clicked()), this, SLOT(loadSequenceQueue()));
    connect(resetB, SIGNAL(clicked()), this, SLOT(resetJobs()));
    connect(queueTable, SIGNAL(doubleClicked(QModelIndex)), this, SLOT(editJob(QModelIndex)));
    connect(queueTable, SIGNAL(itemSelectionChanged()), this, SLOT(resetJobEdit()));
    connect(setTemperatureB, SIGNAL(clicked()), this, SLOT(setTemperature()));
    connect(temperatureIN, SIGNAL(editingFinished()), setTemperatureB, SLOT(setFocus()));
    connect(frameTypeCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(checkFrameType(int)));
    connect(resetFrameB, SIGNAL(clicked()), this, SLOT(resetFrame()));
    connect(calibrationB, SIGNAL(clicked()), this, SLOT(openCalibrationDialog()));

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    addToQueueB->setIcon(QIcon::fromTheme("list-add", QIcon(":/icons/breeze/default/list-add.svg") ));
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    addToQueueB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    removeFromQueueB->setIcon(QIcon::fromTheme("list-remove", QIcon(":/icons/breeze/default/list-remove.svg") ));
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    removeFromQueueB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    queueUpB->setIcon(QIcon::fromTheme("go-up", QIcon(":/icons/breeze/default/go-up.svg") ));
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    queueUpB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    queueDownB->setIcon(QIcon::fromTheme("go-down", QIcon(":/icons/breeze/default/go-down.svg") ));
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    queueDownB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    selectFITSDirB->setIcon(QIcon::fromTheme("document-open-folder", QIcon(":/icons/breeze/default/document-open-folder.svg") ));
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    selectFITSDirB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    queueLoadB->setIcon(QIcon::fromTheme("document-open", QIcon(":/icons/breeze/default/document-open.svg") ));
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    queueLoadB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    queueSaveB->setIcon(QIcon::fromTheme("document-save", QIcon(":/icons/breeze/default/document-save.svg") ));
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    queueSaveB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    queueSaveAsB->setIcon(QIcon::fromTheme("document-save-as", QIcon(":/icons/breeze/default/document-save-as.svg") ));
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    queueSaveAsB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    resetB->setIcon(QIcon::fromTheme("system-reboot", QIcon(":/icons/breeze/default/system-reboot.svg") ));
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    resetB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    resetFrameB->setIcon(QIcon::fromTheme("view-refresh", QIcon(":/icons/breeze/default/view-refresh.svg") ));
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    resetFrameB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    calibrationB->setIcon(QIcon::fromTheme("run-build", QIcon(":/icons/breeze/default/run-build.svg") ));
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    calibrationB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
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    addToQueueB->setToolTip(i18n("Add job to sequence queue"));
    removeFromQueueB->setToolTip(i18n("Remove job from sequence queue"));

    fitsDir->setText(Options::fitsDir());

    seqExpose = 0;
    seqTotalCount = 0;
    seqCurrentCount = 0;
    seqDelay = 0;
    fileHFR=0;
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    useGuideHead = false;
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    firstAutoFocus = true;

    foreach(QString filter, FITSViewer::filterTypes)
        filterCombo->addItem(filter);

    guideDeviationCheck->setChecked(Options::enforceGuideDeviation());
    guideDeviation->setValue(Options::guideDeviation());
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    autofocusCheck->setChecked(Options::enforceAutofocus());
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    meridianCheck->setChecked(Options::autoMeridianFlip());
    meridianHours->setValue(Options::autoMeridianHours());
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    useFITSViewerInCapture->setChecked(Options::useFITSViewerInCapture());
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    connect(autofocusCheck, SIGNAL(toggled(bool)), this, SLOT(setDirty()));
    connect(HFRPixels, SIGNAL(valueChanged(double)), this, SLOT(setDirty()));
    connect(guideDeviationCheck, SIGNAL(toggled(bool)), this, SLOT(setDirty()));
    connect(guideDeviation, SIGNAL(valueChanged(double)), this, SLOT(setDirty()));
    connect(meridianCheck, SIGNAL(toggled(bool)), this, SLOT(setDirty()));
    connect(meridianHours, SIGNAL(valueChanged(double)), this, SLOT(setDirty()));
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    connect(uploadModeCombo, SIGNAL(activated(int)), this, SLOT(setDirty()));
    connect(remoteDirIN, SIGNAL(editingFinished()), this, SLOT(setDirty()));
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    observerName = Options::defaultObserver();
    observerB->setIcon(QIcon::fromTheme("im-user", QIcon(":/icons/breeze/default/im-user.svg") ));
    observerB->setAttribute(Qt::WA_LayoutUsesWidgetRect);
    connect(observerB, SIGNAL(clicked()), this, SLOT(showObserverDialog()));
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    // Post capture script
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    connect(&postCaptureScript, SIGNAL(finished(int)), this, SLOT(postScriptFinished(int)));
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    // Remote directory
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    connect(uploadModeCombo, static_cast<void (QComboBox::*)(int)>(&QComboBox::activated), this, [&](int index)
    {
        remoteDirIN->setEnabled(index != 0);
    });
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    // Load FIlter Offets
    loadFilterOffsets();
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}

Capture::~Capture()
{
    qDeleteAll(jobs);
}

void Capture::setDefaultCCD(QString ccd)
{
    Options::setDefaultCaptureCCD(ccd);
}

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void Capture::addCCD(ISD::GDInterface * newCCD)
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{
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    ISD::CCD * ccd = static_cast<ISD::CCD *> (newCCD);
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    if (CCDs.contains(ccd))
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        return;
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    CCDs.append(ccd);

    CCDCaptureCombo->addItem(ccd->getDeviceName());

    if (Filters.count() > 0)
        syncFilterInfo();
}

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void Capture::addGuideHead(ISD::GDInterface * newCCD)
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{
    QString guiderName = newCCD->getDeviceName() + QString(" Guider");

    if (CCDCaptureCombo->findText(guiderName) == -1)
    {
        CCDCaptureCombo->addItem(guiderName);
        CCDs.append(static_cast<ISD::CCD *> (newCCD));
    }
}

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void Capture::addFilter(ISD::GDInterface * newFilter)
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{
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    foreach(ISD::GDInterface * filter, Filters)
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    {
        if (!strcmp(filter->getDeviceName(), newFilter->getDeviceName()))
            return;
    }

    FilterCaptureCombo->addItem(newFilter->getDeviceName());

    Filters.append(static_cast<ISD::Filter *>(newFilter));

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    filterOffsetB->setEnabled(true);

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    checkFilter(0);

    FilterCaptureCombo->setCurrentIndex(0);

}

void Capture::pause()
{
    pauseFunction=NULL;
    state = CAPTURE_PAUSED;
    emit newStatus(Ekos::CAPTURE_PAUSED);
    appendLogText(i18n("Sequence shall be paused after current exposure is complete."));
    pauseB->setEnabled(false);

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    startB->setIcon(QIcon::fromTheme("media-playback-start", QIcon(":/icons/breeze/default/media-playback-start.svg") ));
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    startB->setToolTip(i18n("Resume Sequence"));
}

void Capture::toggleSequence()
{
    if (state == CAPTURE_PAUSED)
    {
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        startB->setIcon(QIcon::fromTheme("media-playback-stop", QIcon(":/icons/breeze/default/media-playback-stop.svg") ));
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        startB->setToolTip(i18n("Stop Sequence"));
        pauseB->setEnabled(true);

        state = CAPTURE_CAPTURING;
        emit newStatus(Ekos::CAPTURE_CAPTURING);

        appendLogText(i18n("Sequence resumed."));

        // Call from where ever we have left of when we paused
        if (pauseFunction)
            (this->*pauseFunction)();
    }
    else if (state == CAPTURE_IDLE || state == CAPTURE_COMPLETE)
    {
        start();
    }
    else
    {
        abort();
    }
}

void Capture::start()
{
    if (darkSubCheck->isChecked())
    {
        KMessageBox::error(this, i18n("Auto dark subtract is not supported in batch mode."));
        return;
    }

    Options::setGuideDeviation(guideDeviation->value());
    Options::setEnforceGuideDeviation(guideDeviationCheck->isChecked());
    Options::setEnforceAutofocus(autofocusCheck->isChecked());
    Options::setAutoMeridianFlip(meridianCheck->isChecked());
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    Options::setAutoMeridianHours(meridianHours->value());
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    Options::setUseFITSViewerInCapture(useFITSViewerInCapture->isChecked());
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    if (queueTable->rowCount() ==0)
        addJob();

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    SequenceJob * first_job = NULL;
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    foreach(SequenceJob * job, jobs)
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    {
        if (job->getStatus() == SequenceJob::JOB_IDLE || job->getStatus() == SequenceJob::JOB_ABORTED)
        {
            first_job = job;
            break;
        }
    }

    if (first_job == NULL)
    {
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        foreach(SequenceJob * job, jobs)
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        {
            if (job->getStatus() != SequenceJob::JOB_DONE)
            {
                appendLogText(i18n("No pending jobs found. Please add a job to the sequence queue."));
                return;
            }
        }

        if (KMessageBox::warningContinueCancel(NULL, i18n("All jobs are complete. Do you want to reset the status of all jobs and restart capturing?"),
                                               i18n("Reset job status"), KStandardGuiItem::cont(), KStandardGuiItem::cancel(),
                                               "reset_job_complete_status_warning") !=KMessageBox::Continue)
            return;

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        foreach(SequenceJob * job, jobs)
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            job->resetStatus();

        first_job = jobs.first();
    }

    deviationDetected = false;
    spikeDetected     = false;

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    lastFilterOffset  = 0;
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    // lastFilterOffset should be set to the offset of the current used filter so that any subsequent filter change
    // is made against this startup value
    if (currentFilterPosition > 0)
    {
        QString currentFilterName = FilterPosCombo->itemText(currentFilterPosition-1);
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        foreach(FocusOffset * offset, filterFocusOffsets)
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        {
            if (offset->filter == currentFilterName)
            {
                lastFilterOffset = offset->offset;
                break;
            }
        }
    }
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    ditherCounter     = Options::ditherFrames();
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    initialHA = getCurrentHA();
    meridianFlipStage = MF_NONE;

    // Check if we need to update the sequence directory numbers before starting
    /*for (int i=0; i < jobs.count(); i++)
    {
        QString firstDir = jobs.at(i)->getFITSDir();
        int sequenceID=1;

        for (int j=i+1; j < jobs.count(); j++)
        {
            if (firstDir == jobs.at(j)->getFITSDir())
            {
                jobs.at(i)->setFITSDir(QString("%1/Sequence_1").arg(firstDir));
                jobs.at(j)->setFITSDir(QString("%1/Sequence_%2").arg(jobs.at(j)->getFITSDir()).arg(++sequenceID));
            }
        }
    }*/

    state = CAPTURE_PROGRESS;
    emit newStatus(Ekos::CAPTURE_PROGRESS);

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    startB->setIcon(QIcon::fromTheme("media-playback-stop", QIcon(":/icons/breeze/default/media-playback-stop.svg") ));
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    startB->setToolTip(i18n("Stop Sequence"));
    pauseB->setEnabled(true);

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    setBusy(true);
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    prepareJob(first_job);

}

void Capture::stop(bool abort)
{

    retries              = 0;
    seqTotalCount        = 0;
    seqCurrentCount      = 0;
    //ADURaw1 = ADURaw2 = ExpRaw1 = ExpRaw2 = -1;
    //ADUSlope = 0;
    ADURaw.clear();
    ExpRaw.clear();

    if (activeJob)
    {
        if (activeJob->getStatus() == SequenceJob::JOB_BUSY)
        {
            KNotification::event( QLatin1String( "CaptureFailed"), i18n("CCD capture failed with errors") );
            activeJob->abort();
            emit newStatus(Ekos::CAPTURE_ABORTED);
        }

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        // In case
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        if (activeJob->isPreview() == false)
        {
            activeJob->disconnect(this);
            activeJob->reset();
        }
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        else if (calibrationStage == CAL_CALIBRATION)
        {
            activeJob->disconnect(this);
            activeJob->reset();
            activeJob->setPreview(false);
            currentCCD->setUploadMode(rememberUploadMode);
        }
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        else // Delete preview job
        {
            jobs.removeOne(activeJob);
            delete (activeJob);
            activeJob = nullptr;
        }

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    }

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    calibrationStage = CAL_NONE;
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    state = CAPTURE_IDLE;

    // Turn off any calibration light, IF they were turned on by Capture module
    if  (dustCap && dustCapLightEnabled)
    {
        dustCapLightEnabled = false;
        dustCap->SetLightEnabled(false);
    }
    if (lightBox && lightBoxLightEnabled)
    {
        lightBoxLightEnabled = false;
        lightBox->SetLightEnabled(false);
    }

    secondsLabel->clear();
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    disconnect(currentCCD, SIGNAL(BLOBUpdated(IBLOB *)), this, SLOT(newFITS(IBLOB *)));
    disconnect(currentCCD, SIGNAL(newImage(QImage *,ISD::CCDChip *)), this, SLOT(sendNewImage(QImage *,ISD::CCDChip *)));
    disconnect(currentCCD, SIGNAL(newExposureValue(ISD::CCDChip *,double, IPState)), this, SLOT(setExposureProgress(ISD::CCDChip *,double,IPState)));
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    currentCCD->setFITSDir("");

    imgProgress->reset();
    imgProgress->setEnabled(false);

    fullImgCountOUT->setText(QString());
    currentImgCountOUT->setText(QString());
    exposeOUT->setText(QString());

    setBusy(false);

    if (abort)
    {
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        startB->setIcon(QIcon::fromTheme("media-playback-start", QIcon(":/icons/breeze/default/media-playback-start.svg") ));
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        startB->setToolTip(i18n("Start Sequence"));
        pauseB->setEnabled(false);
    }

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    //foreach (QAbstractButton *button, queueEditButtonGroup->buttons())
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    //button->setEnabled(true);
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    seqTimer->stop();

}

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void Capture::sendNewImage(QImage * image, ISD::CCDChip * myChip)
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{
    if (activeJob && myChip != guideChip)
        emit newImage(image, activeJob);
}

bool Capture::setCCD(QString device)
{
    for (int i=0; i < CCDCaptureCombo->count(); i++)
        if (device == CCDCaptureCombo->itemText(i))
        {
            CCDCaptureCombo->setCurrentIndex(i);
            return true;
        }

    return false;
}

void Capture::checkCCD(int ccdNum)
{
    if (ccdNum == -1)
    {
        ccdNum = CCDCaptureCombo->currentIndex();

        if (ccdNum == -1)
            return;
    }

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    foreach(ISD::CCD * ccd, CCDs)
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    {
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        disconnect(ccd, SIGNAL(numberUpdated(INumberVectorProperty *)), this, SLOT(processCCDNumber(INumberVectorProperty *)));
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        disconnect(ccd, SIGNAL(newTemperatureValue(double)), this, SLOT(updateCCDTemperature(double)));
        disconnect(ccd, SIGNAL(newRemoteFile(QString)), this, SLOT(setNewRemoteFile(QString)));
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        disconnect(ccd, SIGNAL(videoStreamToggled(bool)), this, SLOT(setVideoStreamEnabled(bool)));
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    }

    if (ccdNum <= CCDs.count())
    {
        // Check whether main camera or guide head only
        currentCCD = CCDs.at(ccdNum);

        if (CCDCaptureCombo->itemText(ccdNum).right(6) == QString("Guider"))
        {
            useGuideHead = true;
            targetChip = currentCCD->getChip(ISD::CCDChip::GUIDE_CCD);
        }
        else
        {
            currentCCD = CCDs.at(ccdNum);
            targetChip = currentCCD->getChip(ISD::CCDChip::PRIMARY_CCD);
            useGuideHead = false;
        }

        if (currentCCD->hasCooler())
        {
            temperatureCheck->setEnabled(true);
            temperatureIN->setEnabled(true);

            if (currentCCD->getBaseDevice()->getPropertyPermission("CCD_TEMPERATURE") != IP_RO)
            {
                double min,max,step;
                setTemperatureB->setEnabled(true);
                temperatureIN->setReadOnly(false);
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                temperatureCheck->setEnabled(true);
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                currentCCD->getMinMaxStep("CCD_TEMPERATURE", "CCD_TEMPERATURE_VALUE", &min, &max, &step);
                temperatureIN->setMinimum(min);
                temperatureIN->setMaximum(max);
                temperatureIN->setSingleStep(1);
            }
            else
            {
                setTemperatureB->setEnabled(false);
                temperatureIN->setReadOnly(true);
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                temperatureCheck->setEnabled(false);
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            }

            double temperature=0;
            if (currentCCD->getTemperature(&temperature))
            {
                temperatureOUT->setText(QString::number(temperature, 'f', 2));
                if (temperatureIN->cleanText().isEmpty())
                    temperatureIN->setValue(temperature);
            }
        }
        else
        {
            temperatureCheck->setEnabled(false);
            temperatureIN->setEnabled(false);
            temperatureIN->clear();
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            temperatureOUT->clear();
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            setTemperatureB->setEnabled(false);
        }

        updateFrameProperties();

        QStringList frameTypes = targetChip->getFrameTypes();

        frameTypeCombo->clear();

        if (frameTypes.isEmpty())
            frameTypeCombo->setEnabled(false);
        else
        {
            frameTypeCombo->setEnabled(true);
            frameTypeCombo->addItems(frameTypes);
            frameTypeCombo->setCurrentIndex(targetChip->getFrameType());
        }

        QStringList isoList = targetChip->getISOList();
        ISOCombo->clear();

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        transferFormatCombo->disconnect();
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        transferFormatCombo->clear();

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        if (isoList.isEmpty())
        {
            ISOCombo->setEnabled(false);
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            ISOLabel->setEnabled(false);
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            // Only one trasnfer format
            transferFormatCombo->addItem(i18n("FITS"));
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        }
        else
        {
            ISOCombo->setEnabled(true);
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            ISOLabel->setEnabled(true);
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            ISOCombo->addItems(isoList);
            ISOCombo->setCurrentIndex(targetChip->getISOIndex());
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            // DSLRs have two transfer formats
            transferFormatCombo->addItem(i18n("FITS"));
            transferFormatCombo->addItem(i18n("Native"));
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            transferFormatCombo->setCurrentIndex(currentCCD->getTargetTransferFormat());
            // Keep track of TARGET transfer format when changing CCDs (FITS or NATIVE). Actual format is not changed until capture
            connect(transferFormatCombo, static_cast<void (QComboBox::*) (int)>(&QComboBox::activated), this, [&](int index)
            {
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                currentCCD->setTargetTransferFormat(static_cast<ISD::CCD::TransferFormat>(index));
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            });
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            double pixelX=0, pixelY=0;
            bool rc = targetChip->getPixelSize(pixelX, pixelY);
            if (rc == false || pixelX == 0 || pixelY == 0)
            {
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                DSLRInfo infoDialog(this, currentCCD);
                infoDialog.exec();
                //appendLogText(i18n("DSLR CCD Information is incomplete. Please update CCD Information in Image Info section in the INDI Control Panel."));
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            }
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        }

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        gainLabel->setEnabled(currentCCD->hasGain());
        gainIN->setEnabled(currentCCD->hasGain());
        if (gainIN->isEnabled())
        {
            double gain=0, min=0,max=0,step=1;
            currentCCD->getGainMinMaxStep(&min, &max, &step);
            if (currentCCD->getGain(&gain))
            {
                gainIN->setMinimum(min);
                gainIN->setMaximum(max);
                if (step > 0)
                    gainIN->setSingleStep(step);
                gainIN->setValue(gain);
            }
        }
        else
            gainIN->clear();

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        liveVideoB->setEnabled(currentCCD->hasVideoStream());
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        setVideoStreamEnabled(currentCCD->isStreamingEnabled());
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        connect(currentCCD, SIGNAL(numberUpdated(INumberVectorProperty *)), this, SLOT(processCCDNumber(INumberVectorProperty *)), Qt::UniqueConnection);
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        connect(currentCCD, SIGNAL(newTemperatureValue(double)), this, SLOT(updateCCDTemperature(double)), Qt::UniqueConnection);
        connect(currentCCD, SIGNAL(newRemoteFile(QString)), this, SLOT(setNewRemoteFile(QString)));
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        connect(currentCCD, SIGNAL(videoStreamToggled(bool)), this, SLOT(setVideoStreamEnabled(bool)));
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    }
}

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void Capture::setGuideChip(ISD::CCDChip * chip)
{
    guideChip = chip;
    // We should suspend guide in two scenarios:
    // 1. If guide chip is within the primary CCD, then we cannot download any data from guide chip while primary CCD is downloading.
    // 2. If we have two CCDs running from ONE driver (Multiple-Devices-Per-Driver mpdp is true). Same issue as above, only one download
    // at a time.
    // After primary CCD download is complete, we resume guiding.
    suspendGuideOnDownload = (currentCCD->getChip(ISD::CCDChip::GUIDE_CCD) == guideChip) ||
                             (guideChip->getCCD() == currentCCD && currentCCD->getDriverInfo()->getAuxInfo().value("mdpd", false).toBool());
}

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void Capture::resetFrameToZero()
{
    frameXIN->setMinimum(0);
    frameXIN->setMaximum(0);
    frameXIN->setValue(0);

    frameYIN->setMinimum(0);
    frameYIN->setMaximum(0);
    frameYIN->setValue(0);

    frameWIN->setMinimum(0);
    frameWIN->setMaximum(0);
    frameWIN->setValue(0);

    frameHIN->setMinimum(0);
    frameHIN->setMaximum(0);
    frameHIN->setValue(0);
}

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void Capture::updateFrameProperties(int reset)
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{
    int x,y,w,h;
    int binx=1,biny=1;
    double min,max,step;
    int xstep=0, ystep=0;

    QString frameProp = useGuideHead ? QString("GUIDER_FRAME") : QString("CCD_FRAME");
    QString exposureProp = useGuideHead ? QString("GUIDER_EXPOSURE") : QString("CCD_EXPOSURE");
    QString exposureElem = useGuideHead ? QString("GUIDER_EXPOSURE_VALUE") : QString("CCD_EXPOSURE_VALUE");
    targetChip = useGuideHead ? currentCCD->getChip(ISD::CCDChip::GUIDE_CCD) : currentCCD->getChip(ISD::CCDChip::PRIMARY_CCD);

    frameWIN->setEnabled(targetChip->canSubframe());
    frameHIN->setEnabled(targetChip->canSubframe());
    frameXIN->setEnabled(targetChip->canSubframe());
    frameYIN->setEnabled(targetChip->canSubframe());

    binXIN->setEnabled(targetChip->canBin());
    binYIN->setEnabled(targetChip->canBin());

    if (currentCCD->getMinMaxStep(exposureProp, exposureElem, &min, &max, &step))
    {
        exposureIN->setMinimum(min);
        exposureIN->setMaximum(max);
        exposureIN->setSingleStep(step);
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        if (min < 0.001)
            exposureIN->setDecimals(6);
        else
            exposureIN->setDecimals(3);
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    }

    if (currentCCD->getMinMaxStep(frameProp, "WIDTH", &min, &max, &step))
    {
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        if (min >= max)
        {
            resetFrameToZero();
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            return;
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        }
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        if (step == 0)
            xstep = (int) max * 0.05;
        else
            xstep = step;

        if (min >= 0 && max > 0)
        {
            frameWIN->setMinimum(min);
            frameWIN->setMaximum(max);
            frameWIN->setSingleStep(xstep);
        }
    }
    else
        return;

    if (currentCCD->getMinMaxStep(frameProp, "HEIGHT", &min, &max, &step))
    {
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        if (min >= max)
        {
            resetFrameToZero();
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            return;
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        }
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        if (step == 0)
            ystep = (int) max * 0.05;
        else
            ystep = step;

        if (min >= 0 && max > 0)
        {
            frameHIN->setMinimum(min);
            frameHIN->setMaximum(max);
            frameHIN->setSingleStep(ystep);
        }
    }
    else
        return;

    if (currentCCD->getMinMaxStep(frameProp, "X", &min, &max, &step))
    {
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        if (min >= max)
        {
            resetFrameToZero();
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            return;
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        }
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        if (step == 0)
            step = xstep;

        if (min >= 0 && max > 0)
        {
            frameXIN->setMinimum(min);
            frameXIN->setMaximum(max);
            frameXIN->setSingleStep(step);
        }
    }
    else
        return;

    if (currentCCD->getMinMaxStep(frameProp, "Y", &min, &max, &step))
    {
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        if (min >= max)
        {
            resetFrameToZero();
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            return;
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        }
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        if (step == 0)
            step = ystep;

        if (min >= 0 && max > 0)
        {
            frameYIN->setMinimum(min);
            frameYIN->setMaximum(max);
            frameYIN->setSingleStep(step);
        }
    }
    else
        return;

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    if (reset == 1 || frameSettings.contains(targetChip) == false)
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    {
        QVariantMap settings;

        settings["x"] = 0;
        settings["y"] = 0;
        settings["w"] = frameWIN->maximum();
        settings["h"] = frameHIN->maximum();
        settings["binx"] = 1;
        settings["biny"] = 1;

        frameSettings[targetChip] = settings;
    }
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    else if (reset == 2 && frameSettings.contains(targetChip))
    {
        QVariantMap settings = frameSettings[targetChip];
        int x,y,w,h;

        x = settings["x"].toInt();
        y = settings["y"].toInt();
        w = settings["w"].toInt();
        h = settings["h"].toInt();

        // Bound them
        x = qBound(frameXIN->minimum(), x, frameXIN->maximum()-1);
        y = qBound(frameYIN->minimum(), y, frameYIN->maximum()-1);
        w = qBound(frameWIN->minimum(), w, frameWIN->maximum());
        h = qBound(frameHIN->minimum(), h, frameHIN->maximum());

        settings["x"] = x;
        settings["y"] = y;
        settings["w"] = w;
        settings["h"] = h;

        frameSettings[targetChip] = settings;
    }
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    if (frameSettings.contains(targetChip))
    {
        QVariantMap settings = frameSettings[targetChip];

        if (targetChip->canBin())
        {
            targetChip->getMaxBin(&binx, &biny);
            binXIN->setMaximum(binx);
            binYIN->setMaximum(biny);

            binXIN->setValue(settings["binx"].toInt());
            binYIN->setValue(settings["biny"].toInt());
        }
        else
        {
            binXIN->setValue(1);
            binYIN->setValue(1);
        }

        x = settings["x"].toInt();
        y = settings["y"].toInt();
        w = settings["w"].toInt();
        h = settings["h"].toInt();

        if (x >= 0)
            frameXIN->setValue(x);
        if (y >= 0)
            frameYIN->setValue(y);
        if (w > 0)
            frameWIN->setValue(w);
        if (h > 0)
            frameHIN->setValue(h);
    }
}

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void Capture::processCCDNumber(INumberVectorProperty * nvp)
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{
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    if (currentCCD == NULL)
        return;

    if ((!strcmp(nvp->name, "CCD_FRAME") && useGuideHead == false) || (!strcmp(nvp->name, "GUIDER_FRAME") && useGuideHead))
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        updateFrameProperties();
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    else if ((!strcmp(nvp->name, "CCD_INFO") && useGuideHead == false) || (!strcmp(nvp->name, "GUIDER_INFO") && useGuideHead))
        updateFrameProperties(2);
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}

void Capture::resetFrame()
{
    targetChip = useGuideHead ? currentCCD->getChip(ISD::CCDChip::GUIDE_CCD) : currentCCD->getChip(ISD::CCDChip::PRIMARY_CCD);
    targetChip->resetFrame();
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    updateFrameProperties(1);
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}

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void Capture::syncFrameType(ISD::GDInterface * ccd)
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{
    if (strcmp(ccd->getDeviceName(), CCDCaptureCombo->currentText().toLatin1()))
        return;

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    ISD::CCDChip * tChip = NULL;
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    tChip = (static_cast<ISD::CCD *> (ccd) )->getChip(ISD::CCDChip::PRIMARY_CCD);

    QStringList frameTypes = tChip->getFrameTypes();

    frameTypeCombo->clear();

    if (frameTypes.isEmpty())
        frameTypeCombo->setEnabled(false);
    else
    {
        frameTypeCombo->setEnabled(true);
        frameTypeCombo->addItems(frameTypes);
        frameTypeCombo->setCurrentIndex(tChip->getFrameType());
    }


}

bool Capture::setFilter(QString device, int filterSlot)
{
    bool deviceFound=false;

    for (int i=0; i < FilterCaptureCombo->count(); i++)
        if (device == FilterCaptureCombo->itemText(i))
        {
            checkFilter(i);
            deviceFound = true;
            break;
        }

    if (deviceFound == false)
        return false;

    if (filterSlot < FilterCaptureCombo->count())
        FilterCaptureCombo->setCurrentIndex(filterSlot);

    return true;
}

void Capture::checkFilter(int filterNum)
{

    if (filterNum == -1)
    {
        filterNum = FilterCaptureCombo->currentIndex();
        if (filterNum == -1)
            return;
    }


    QStringList filterAlias = Options::filterAlias();

    if (filterNum <= Filters.count())
        currentFilter = Filters.at(filterNum);

    syncFilterInfo();

    FilterPosCombo->clear();

    filterName   = currentFilter->getBaseDevice()->getText("FILTER_NAME");
    filterSlot = currentFilter->getBaseDevice()->getNumber("FILTER_SLOT");

    if (filterSlot == NULL)
    {
        KMessageBox::error(0, i18n("Unable to find FILTER_SLOT property in driver %1", currentFilter->getBaseDevice()->getDeviceName()));
        return;
    }

    for (int i=0; i < filterSlot->np[0].max; i++)
    {
        QString item;

        if (filterName != NULL && (i < filterName->ntp))
            item = filterName->tp[i].text;
        else if (i < filterAlias.count() && filterAlias[i].isEmpty() == false)
            item = filterAlias.at(i);
        else
            item = QString("Filter_%1").arg(i+1);

        FilterPosCombo->addItem(item);

    }

    FilterPosCombo->setCurrentIndex( (int) filterSlot->np[0].value-1);

    currentFilterPosition = (int) filterSlot->np[0].value;

    if (activeJob && (activeJob->getStatus() == SequenceJob::JOB_ABORTED || activeJob->getStatus() == SequenceJob::JOB_IDLE))
        activeJob->setCurrentFilter(currentFilterPosition);

}

void Capture::syncFilterInfo()
{
    if (currentCCD && currentFilter)
    {
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        ITextVectorProperty * activeDevices = currentCCD->getBaseDevice()->getText("ACTIVE_DEVICES");
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        if (activeDevices)
        {
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            IText * activeFilter = IUFindText(activeDevices, "ACTIVE_FILTER");
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            if (activeFilter && strcmp(activeFilter->text, currentFilter->getDeviceName()))
            {
                IUSaveText(activeFilter, currentFilter->getDeviceName());
                currentCCD->getDriverInfo()->getClientManager()->sendNewText(activeDevices);
            }
        }
    }
}

bool Capture::startNextExposure()
{
    if (state == CAPTURE_PAUSED)
    {
        pauseFunction = &Capture::startNextExposure;
        appendLogText(i18n("Sequence paused."));
        secondsLabel->setText(i18n("Paused..."));
        return false;
    }

    if (seqDelay > 0)
    {
        secondsLabel->setText(i18n("Waiting..."));
        state = CAPTURE_WAITING;
        emit newStatus(Ekos::CAPTURE_WAITING);
    }

    seqTimer->start(seqDelay);

    return true;
}

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void Capture::newFITS(IBLOB * bp)
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{
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    ISD::CCDChip * tChip = NULL;
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    // If there is no active job, ignore
    if (activeJob == NULL || meridianFlipStage >= MF_ALIGNING)
        return;

    if (currentCCD->getUploadMode() != ISD::CCD::UPLOAD_LOCAL)
    {
        if (bp == NULL)
        {
            abort();
            return;
        }

        if (!strcmp(bp->name, "CCD2"))
            tChip = currentCCD->getChip(ISD::CCDChip::GUIDE_CCD);
        else
            tChip = currentCCD->getChip(ISD::CCDChip::PRIMARY_CCD);

        if (tChip != targetChip)
            return;

        if (targetChip->getCaptureMode() == FITS_FOCUS || targetChip->getCaptureMode() == FITS_GUIDE)
            return;

        // If this is a preview job, make sure to enable preview button after
        // we receive the FITS
        if (activeJob->isPreview() && previewB->isEnabled() == false)
            previewB->setEnabled(true);

        // If the FITS is not for our device, simply ignore
        //if (QString(bp->bvp->device)  != currentCCD->getDeviceName() || (startB->isEnabled() && previewB->isEnabled()))
        if (QString(bp->bvp->device)  != currentCCD->getDeviceName() || state == CAPTURE_IDLE)
            return;

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        disconnect(currentCCD, SIGNAL(BLOBUpdated(IBLOB *)), this, SLOT(newFITS(IBLOB *)));
        disconnect(currentCCD, SIGNAL(newImage(QImage *, ISD::CCDChip *)), this, SLOT(sendNewImage(QImage *, ISD::CCDChip *)));
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        if (useGuideHead == false && darkSubCheck->isChecked() && activeJob->isPreview())
        {
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            FITSView * currentImage   = targetChip->getImageView(FITS_NORMAL);
            FITSData * darkData       = NULL;
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            uint16_t offsetX = activeJob->getSubX() / activeJob->getXBin();
            uint16_t offsetY = activeJob->getSubY() / activeJob->getYBin();

            darkData = DarkLibrary::Instance()->getDarkFrame(targetChip, activeJob->getExposure());

            connect(DarkLibrary::Instance(), SIGNAL(darkFrameCompleted(bool)), this, SLOT(setCaptureComplete()));
            connect(DarkLibrary::Instance(), SIGNAL(newLog(QString)), this, SLOT(appendLogText(QString)));

            if (darkData)
                DarkLibrary::Instance()->subtract(darkData, currentImage, activeJob->getCaptureFilter(), offsetX, offsetY);
            else
                DarkLibrary::Instance()->captureAndSubtract(targetChip, currentImage, activeJob->getExposure(), offsetX, offsetY);

            return;
        }
    }
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    else
        sendNewImage(NULL, activeJob->getActiveChip());
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    setCaptureComplete();

}

bool Capture::setCaptureComplete()
{
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    disconnect(currentCCD, SIGNAL(newExposureValue(ISD::CCDChip *,double,IPState)), this, SLOT(setExposureProgress(ISD::CCDChip *,double,IPState)));
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    DarkLibrary::Instance()->disconnect(this);
    secondsLabel->setText(i18n("Complete."));

    // If it was initially set as preview job
    if (seqTotalCount <= 0)
    {
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        jobs.removeOne(activeJob);
        delete(activeJob);
        // Reset active job pointer
        activeJob = NULL;
        abort();
        return true;
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    }

    if (state == CAPTURE_PAUSED)
    {
        pauseFunction = &Capture::setCaptureComplete;
        appendLogText(i18n("Sequence paused."));
        secondsLabel->setText(i18n("Paused..."));
        return false;
    }

    if (activeJob->getFrameType() != FRAME_LIGHT)
    {
        if (processPostCaptureCalibrationStage() == false)
            return true;

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        if (calibrationStage == CAL_CALIBRATION_COMPLETE)
            calibrationStage = CAL_CAPTURING;
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    }

    seqCurrentCount++;
    activeJob->setCompleted(seqCurrentCount);
    imgProgress->setValue(seqCurrentCount);

    appendLogText(i18n("Received image %1 out of %2.", seqCurrentCount, seqTotalCount));

    state = CAPTURE_IMAGE_RECEIVED;
    emit newStatus(Ekos::CAPTURE_IMAGE_RECEIVED);

    currentImgCountOUT->setText( QString::number(seqCurrentCount));

    // if we're done
    if (seqCurrentCount >= seqTotalCount)
    {
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        processJobCompletion();
        return true;
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    }

    // Check if meridian condition is met
    if (checkMeridianFlip())
        return true;

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    if (activeJob->getPostCaptureScript().isEmpty() == false)
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    {
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        postCaptureScript.start(activeJob->getPostCaptureScript());
        appendLogText(i18n("Executing post capture script %1", activeJob->getPostCaptureScript()));
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    }
    else
        resumeSequence();

    return true;
}

void Capture::processJobCompletion()
{
    activeJob->done();

    stop();

    // Check if meridian condition is met
    if (checkMeridianFlip())
        return;

    // Check if there are more pending jobs and execute them
    if (resumeSequence())
        return;
    // Otherwise, we're done. We park if required and resume guiding if no parking is done and autoguiding was engaged before.
    else
    {
        KNotification::event( QLatin1String( "CaptureSuccessful"), i18n("CCD capture sequence completed"));

        abort();

        state = CAPTURE_COMPLETE;
        emit newStatus(Ekos::CAPTURE_COMPLETE);

        //Resume guiding if it was suspended before
        //if (isAutoGuiding && currentCCD->getChip(ISD::CCDChip::GUIDE_CCD) == guideChip)
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        if (guideState == GUIDE_SUSPENDED && suspendGuideOnDownload)
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            emit resumeGuiding();
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    }
}

bool Capture::resumeSequence()
{
    if (state == CAPTURE_PAUSED)
    {
        pauseFunction = &Capture::resumeSequence;
        appendLogText(i18n("Sequence paused."));
        secondsLabel->setText(i18n("Paused..."));
        return false;
    }

    // If seqTotalCount is zero, we have to find if there are more pending jobs in the queue
    if (seqTotalCount == 0)
    {
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        SequenceJob * next_job = NULL;
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        foreach(SequenceJob * job, jobs)
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        {
            if (job->getStatus() == SequenceJob::JOB_IDLE || job->getStatus() == SequenceJob::JOB_ABORTED)
            {
                next_job = job;
                break;
            }
        }

        if (next_job)
        {
            prepareJob(next_job);

            //Resume guiding if it was suspended before
            //if (isAutoGuiding && currentCCD->getChip(ISD::CCDChip::GUIDE_CCD) == guideChip)
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            if (guideState == GUIDE_SUSPENDED && suspendGuideOnDownload)
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                emit resumeGuiding();
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            return true;
        }
        else
            return false;
    }
    // Otherwise, let's prepare for next exposure after making sure in-sequence focus and dithering are complete if applicable.
    else
    {
        isAutoFocus = (autofocusCheck->isEnabled() && autofocusCheck->isChecked() && HFRPixels->value() > 0);
        if (isAutoFocus)
            autoFocusStatus = false;

        // Reset HFR pixels to zero after merdian flip
        if (isAutoFocus && meridianFlipStage != MF_NONE)
        {
            firstAutoFocus=true;
            HFRPixels->setValue(fileHFR);
        }

        // If we suspended guiding due to primary chip download, resume guide chip guiding now
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        if (guideState == GUIDE_SUSPENDED && suspendGuideOnDownload)
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            emit resumeGuiding();
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        if (guideState == GUIDE_GUIDING && Options::ditherEnabled() && activeJob->getFrameType() == FRAME_LIGHT && --ditherCounter == 0)
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        {
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            ditherCounter = Options::ditherFrames();
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            secondsLabel->setText(i18n("Dithering..."));

            state = CAPTURE_DITHERING;
            emit newStatus(Ekos::CAPTURE_DITHERING);
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        }
        else if (isAutoFocus && activeJob->getFrameType() == FRAME_LIGHT)
        {
            secondsLabel->setText(i18n("Focusing..."));
            emit checkFocus(HFRPixels->value());

            state = CAPTURE_FOCUSING;
            emit newStatus(Ekos::CAPTURE_FOCUSING);
        }
        else
            startNextExposure();
    }

    return true;
}

void Capture::captureOne()
{
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    Options::setUseFITSViewerInCapture(useFITSViewerInCapture->isChecked());

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    //if (currentCCD->getUploadMode() == ISD::CCD::UPLOAD_LOCAL)
    if (uploadModeCombo->currentIndex() != 0)
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    {
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        appendLogText(i18n("Cannot take preview image while CCD upload mode is set to local or both. Please change upload mode to client and try again."));
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        return;
    }

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    if (transferFormatCombo->currentIndex() == ISD::CCD::FORMAT_NATIVE && darkSubCheck->isChecked())
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    {
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        appendLogText(i18n("Cannot perform auto dark subtraction of native DSLR formats."));
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        return;
    }

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    addJob(true);

    prepareJob(jobs.last());
}

void Capture::captureImage()
{
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    if (activeJob == NULL)
        return;

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    seqTimer->stop();