Fix index of subimage for XISF

CMakeLists.txt

@@ -17,7 +17,7 @@ if(SANITIZE_ADDRESS_LEAK)
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fsanitize=address -fsanitize=leak")
 endif(SANITIZE_ADDRESS_LEAK)
 
-find_package(Qt6 COMPONENTS Widgets Sql OpenGLWidgets Qml REQUIRED)
+find_package(Qt6 COMPONENTS Widgets Sql OpenGLWidgets Qml Charts REQUIRED)
 find_library(EXIF_LIB exif REQUIRED)
 find_library(FITS_LIB cfitsio REQUIRED)
 find_library(RAW_LIB NAMES raw_r REQUIRED)
@@ -54,6 +54,8 @@ set(TENMON_SRC
     statusbar.cpp statusbar.h
     stfslider.cpp stfslider.h
     stretchtoolbar.cpp stretchtoolbar.h
+    tfloat16.h
+    thumbnailer/genthumbnail.cpp thumbnailer/genthumbnail.h
 )
 
 qt_add_resources(TENMON_SRC resources/resources.qrc)
@@ -100,7 +102,7 @@ if(STELLARSOLVER_INCLUDE AND STELLARSOLVER_LIB)
     message(STATUS "Found stellarsolver ${STELLARSOLVER_INCLUDE} ${STELLARSOLVER_LIB}")
 endif(STELLARSOLVER_INCLUDE AND STELLARSOLVER_LIB)
 
-target_link_libraries(tenmon PRIVATE Qt6::Widgets Qt6::Sql Qt6::OpenGLWidgets Qt6::Qml ${EXIF_LIB} ${FITS_LIB} ${RAW_LIB} ${WCS_LIB} ${LCMS2_LIB} XISF)
+target_link_libraries(tenmon PRIVATE Qt6::Widgets Qt6::Sql Qt6::OpenGLWidgets Qt6::Qml Qt6::Charts ${EXIF_LIB} ${FITS_LIB} ${RAW_LIB} ${WCS_LIB} ${LCMS2_LIB} XISF)
 if(APPLE)
     target_link_libraries(tenmon PRIVATE Qt6::DBus "-framework CoreFoundation")
 elseif(UNIX)

about.cpp

@@ -32,6 +32,8 @@ HelpDialog::HelpDialog(QWidget *parent) : QDialog(parent)
 {
     setWindowTitle(tr("Help"));
     resize(1000, 600);
+    setModal(false);
+    setAttribute(Qt::WA_DeleteOnClose, true);
 
     QVBoxLayout *layout = new QVBoxLayout(this);
     QTextEdit *helpText = new QTextEdit(this);

batchprocessing.cpp

@@ -10,6 +10,9 @@
 #include <QMessageBox>
 #include <QDesktopServices>
 #include <QInputDialog>
+#include <QChart>
+#include <QChartView>
+#include <QLineSeries>
 #include "scriptengine.h"
 
 #ifdef Q_OS_LINUX
@@ -67,7 +70,8 @@ void BatchProcessing::scanScriptDir()
     if(idx>=0)_ui->scriptsList->setCurrentRow(idx);
 }
 
-BatchProcessing::BatchProcessing(QWidget *parent) : QDialog(parent)
+BatchProcessing::BatchProcessing(Database *database, QWidget *parent) : QDialog(parent)
+    , _database(database)
 {
     _ui = new Ui::BatchProcessing;
     _ui->setupUi(this);
@@ -179,19 +183,7 @@ void BatchProcessing::browse()
 
 void BatchProcessing::openScriptDir()
 {
-#ifdef Q_OS_LINUX
+    openDir(_scriptBasePath);
-    QDBusConnection con = QDBusConnection::sessionBus();
-    QDBusMessage message = QDBusMessage::createMethodCall("org.freedesktop.FileManager1", "/org/freedesktop/FileManager1", "org.freedesktop.FileManager1", "ShowFolders");
-    QList<QVariant> args = {QStringList(QUrl::fromLocalFile(_scriptBasePath).toString()), QString()};
-    message.setArguments(args);
-    con.call(message);
-#endif
-#ifdef Q_OS_WINDOWS
-    QProcess::startDetached("explorer.exe", {QDir::toNativeSeparators(_scriptBasePath)});
-#endif
-#ifdef Q_OS_MACOS
-    QDesktopServices::openUrl(QUrl::fromLocalFile(_scriptBasePath));
-#endif
 }
 
 void BatchProcessing::runScript()
@@ -200,7 +192,7 @@ void BatchProcessing::runScript()
     auto selectedItems = _ui->scriptsList->selectedItems();
     if(selectedItems.size())
     {
-        _engineThread = new Script::ScriptEngineThread(this);
+        _engineThread = new Script::ScriptEngineThread(_database, this);
         connect(_engineThread, &Script::ScriptEngineThread::newMessage, this, &BatchProcessing::newMessage);
         connect(_engineThread, &Script::ScriptEngineThread::finished, this, &BatchProcessing::scriptFinished);
         QStringList paths;
@@ -278,3 +270,47 @@ QJSValue BatchProcessing::getItem(const QStringList &items, const QString &label
     QString ret = QInputDialog::getItem(this, tr("Select item"), label, items, current, false, &ok);
     return ok ? ret : QJSValue();
 }
+
+void BatchProcessing::plot(const QVector<QPointF> &points)
+{
+    QDialog *diag = new QDialog(this);
+    diag->setAttribute(Qt::WA_DeleteOnClose);
+    diag->setModal(false);
+    diag->setWindowTitle(tr("Chart"));
+
+    QChartView *chartView = new QChartView(diag);
+    diag->setLayout(new QVBoxLayout);
+    diag->layout()->addWidget(chartView);
+
+    QChart *chart = new QChart;
+    chart->setParent(chartView);
+
+    auto series = new QLineSeries(chartView);
+    series->append(points);
+    chart->addSeries(series);
+    chart->createDefaultAxes();
+    chart->setTitle("Simple line graph");
+    chart->legend()->hide();
+
+    chartView->setChart(chart);
+    chartView->setRenderHint(QPainter::Antialiasing);
+    diag->resize(640, 480);
+    diag->show();
+}
+
+void openDir(const QString &path)
+{
+#ifdef Q_OS_LINUX
+    QDBusConnection con = QDBusConnection::sessionBus();
+    QDBusMessage message = QDBusMessage::createMethodCall("org.freedesktop.FileManager1", "/org/freedesktop/FileManager1", "org.freedesktop.FileManager1", "ShowFolders");
+    QList<QVariant> args = {QStringList(QUrl::fromLocalFile(path).toString()), QString()};
+    message.setArguments(args);
+    con.call(message);
+#endif
+#ifdef Q_OS_WINDOWS
+    QProcess::startDetached("explorer.exe", {QDir::toNativeSeparators(path)});
+#endif
+#ifdef Q_OS_MACOS
+    QDesktopServices::openUrl(QUrl::fromLocalFile(path));
+#endif
+}

batchprocessing.h

@@ -7,6 +7,8 @@
 
 namespace Ui { class BatchProcessing; }
 
+class Database;
+
 class BatchProcessing : public QDialog
 {
     Q_OBJECT
@@ -15,10 +17,11 @@ class BatchProcessing : public QDialog
     QFileSystemWatcher _fileWatcher;
     Script::ScriptEngineThread *_engineThread = nullptr;
     QColor _textColor;
+    Database *_database;
 private slots:
     void scanScriptDir();
 public:
-    explicit BatchProcessing(QWidget *parent = nullptr);
+    explicit BatchProcessing(Database *database, QWidget *parent = nullptr);
     ~BatchProcessing();
 protected:
     void closeEvent(QCloseEvent *event);
@@ -38,6 +41,10 @@ public slots:
     QJSValue getInt(const QString &label, int value);
     QJSValue getFloat(const QString &label, double value, int decimals);
     QJSValue getItem(const QStringList &items, const QString &label, int current);
+
+    void plot(const QVector<QPointF> &points);
 };
 
+void openDir(const QString &path);
+
 #endif // BATCHPROCESSING_H

database.cpp

@@ -15,7 +15,7 @@ bool Database::init(const QLatin1String &connectionName)
     QString path = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
     QDir dir(path);
 
-    QSqlDatabase database = QSqlDatabase::addDatabase("QSQLITE", connectionName);
+    database = QSqlDatabase::addDatabase("QSQLITE", connectionName);
 
     if(!dir.mkpath("."))
         return false;
@@ -27,7 +27,7 @@ bool Database::init(const QLatin1String &connectionName)
         {
             QSqlQuery query(database);
             query.exec("PRAGMA foreign_keys = ON");
-            int version = checkVersion();
+            int version = checkVersion(database);
             if(version == 0)
             {
                 query.exec("PRAGMA user_version = 1");
@@ -76,6 +76,14 @@ bool Database::init(const QLatin1String &connectionName)
             }
             qDebug() << error.text();
         }
+        else
+        {
+            qDebug() << "Failed to open database" << connectionName;
+        }
+    }
+    else
+    {
+        qDebug() << "Database is invalid";
     }
     return false;
 }
@@ -146,10 +154,9 @@ bool Database::checkError(QSqlQuery &query)
     }
 }
 
-int Database::checkVersion()
+int Database::checkVersion(QSqlDatabase &db)
 {
-    QSqlDatabase db = QSqlDatabase::database();
+    QSqlQuery query("PRAGMA user_version", db);
-    QSqlQuery query("PRAGMA user_version");
     if(query.next())
         return query.value(0).toInt();
     return -1;

database.h

@@ -10,6 +10,7 @@
 class Database : public QObject
 {
     Q_OBJECT
+    QSqlDatabase database;
     QSqlQuery m_markQuery;
     QSqlQuery m_unmarkQuery;
     QSqlQuery m_isMarkedQuery;
@@ -40,7 +41,7 @@ protected:
     bool indexDir2(const QDir &dir, QProgressDialog *progress, QStringList &scannedDirs);
     bool indexFile(const QFileInfo &file);
     bool checkError(QSqlQuery &query);
-    int checkVersion();
+    int checkVersion(QSqlDatabase &db);
 signals:
     void databaseChanged();
 };

databaseview.cpp

@@ -10,6 +10,7 @@
 #include <QContextMenuEvent>
 #include <QRegularExpression>
 #include <iostream>
+#include "batchprocessing.h"
 
 const QStringList DEFAULT_COLUMNS = {"EXPTIME", "OBJECT", "RA", "DEC"};
 
@@ -214,6 +215,8 @@ void DatabaseTableView::contextMenuEvent(QContextMenuEvent *event)
     QMenu menu;
     QAction *mark = menu.addAction(tr("Mark"));
     QAction *unmark = menu.addAction(tr("Unmark"));
+    QAction *open = menu.addAction(tr("Open"));
+    QAction *openDirAction = menu.addAction(tr("Open file location"));
 
     QAction *a = menu.exec(event->globalPos());
     if(a == nullptr)
@@ -225,7 +228,10 @@ void DatabaseTableView::contextMenuEvent(QContextMenuEvent *event)
         emit filesMarked(indexes);
     else if(a == unmark)
         emit filesUnmarked(indexes);
-
+    else if(a == open)
+        emit openFile(indexes);
+    else if(a == openDirAction)
+        emit openDir(indexes);
 }
 
 DataBaseView::DataBaseView(Database *database, QWidget *parent) : QWidget(parent)
@@ -270,6 +276,17 @@ DataBaseView::DataBaseView(Database *database, QWidget *parent) : QWidget(parent
         m_database->unmark(files);
         m_model->filesUnmarked(indexes);
     });
+    connect(m_tableView, &DatabaseTableView::openFile, [this](QModelIndexList indexes){
+        if(indexes.size())
+            emit loadFile(m_model->data(indexes.front().siblingAtColumn(0)).toString());
+    });
+    connect(m_tableView, &DatabaseTableView::openDir, [this](QModelIndexList indexes){
+        if(indexes.size())
+        {
+            QFileInfo info(m_model->data(indexes.front().siblingAtColumn(0)).toString());
+            openDir(info.absolutePath());
+        }
+    });
 
     auto addFilterItems = [](QComboBox *combobox, const QStringList &fitsKeywords)
     {
@@ -308,7 +325,7 @@ DataBaseView::DataBaseView(Database *database, QWidget *parent) : QWidget(parent
     }
 
     QPushButton *filterButton = new QPushButton(tr("Filter"), this);
-    connect(filterButton, SIGNAL(pressed()), this, SLOT(applyFilter()));
+    connect(filterButton, &QPushButton::pressed, this, &DataBaseView::applyFilter);
     hlayout->addWidget(filterButton);
 
     connect(m_database, &Database::databaseChanged, [this, &addFilterItems](){

databaseview.h

@@ -52,6 +52,8 @@ protected:
 signals:
     void filesMarked(QModelIndexList indexes);
     void filesUnmarked(QModelIndexList indexes);
+    void openFile(QModelIndexList indexes);
+    void openDir(QModelIndexList indexes);
 };
 
 class DataBaseView : public QWidget

imageinfo.cpp

@@ -2,6 +2,8 @@
 #include <QSettings>
 #include <QHeaderView>
 
+QMap<QString, QColor> headerHighlight;
+
 ImageInfo::ImageInfo(QWidget *parent) : QTreeWidget(parent)
 {
     setColumnCount(3);
@@ -25,7 +27,14 @@ void ImageInfo::setInfo(const ImageInfoData &info)
         QTreeWidgetItem *fitsHeader = new QTreeWidgetItem({tr("FITS Header")});
         for(const FITSRecord &record : info.fitsHeader)
         {
-            new QTreeWidgetItem(fitsHeader, {record.key, record.value.toString().left(1024), record.comment});
+            QTreeWidgetItem *item = new QTreeWidgetItem(fitsHeader, {record.key, record.value.toString().left(1024), record.comment});
+            if(headerHighlight.contains(record.key))
+            {
+                QColor color = headerHighlight[record.key];
+                item->setBackground(0, color);
+                item->setBackground(1, color);
+                item->setBackground(2, color);
+            }
         }
         addTopLevelItem(fitsHeader);
     }

imageinfodata.h

@@ -76,6 +76,8 @@ struct ImageInfoData
     QVector<QPair<QString, QString>> info;
     std::shared_ptr<WCSDataT> wcs;
     SkyPointScale getCenterRaDec() const;
+    int index = 0;
+    int num = 1;
 };
 
 typedef enum

imageringlist.cpp

@@ -23,13 +23,16 @@ Image::Image(const QString name, int number, ImageRingList *ringList) :
 {
 }
 
-void Image::load(QThreadPool *pool)
+void Image::load(int index, QThreadPool *pool)
 {
+    if(index != m_info.index && !m_loading)
+        m_rawImage.reset();
+
     if(!m_rawImage && !m_loading)
     {
         m_loading = true;
         m_released = false;
-        pool->start(new LoadRunable(m_name, this, m_ringList->analyzeLevel()));
+        pool->start(new LoadRunable(m_name, this, m_ringList->analyzeLevel(), index));
     }
     if(!m_loading && m_rawImage)
         emit pixmapLoaded(this);
@@ -38,7 +41,7 @@ void Image::load(QThreadPool *pool)
 void Image::loadThumbnail(QThreadPool *pool)
 {
     if(!m_thumbnail)
-        pool->start(new LoadRunable(m_name, this, AnalyzeLevel::None, true));
+        pool->start(new LoadRunable(m_name, this, AnalyzeLevel::None, 0, true));
     else
         emit thumbnailLoaded(this);
 }
@@ -113,8 +116,9 @@ ImageRingList::ImageRingList(Database *database, const QStringList &nameFilter,
   , m_analyzeLevel(None)
   , m_database(database)
   , m_nameFilter(nameFilter)
+  , m_fileSuffix(nameFilter)
 {
-    connect(&m_fileSystemWatcher, SIGNAL(directoryChanged(QString)), this, SLOT(dirChanged(QString)));
+    connect(&m_fileSystemWatcher, &QFileSystemWatcher::directoryChanged, this, &ImageRingList::dirChanged);
     m_nameFilter.replaceInStrings(QRegularExpression("^"), "*.");
     m_loadPool = new QThreadPool(this);
     m_loadPool->setThreadPriority(QThread::LowPriority);
@@ -145,6 +149,7 @@ bool ImageRingList::setDir(const QString path, const QString &currentFile, bool
 
     if(dir.exists())
     {
+        m_currentDir = path;
         QStringList scannedDirs;
         QStringList absolutePaths;
         std::function<void(const QString&)> scanDir = [&](const QString &path)
@@ -170,10 +175,11 @@ bool ImageRingList::setDir(const QString path, const QString &currentFile, bool
         };
 
         scanDir(path);
-        qDebug() << absolutePaths.size();
+        //qDebug() << absolutePaths.size();
-        setFiles(absolutePaths, m_liveMode ? absolutePaths.first() : currentFile);
+        setFilesPrivate(absolutePaths, m_liveMode ? absolutePaths.first() : currentFile);
 
-        m_fileSystemWatcher.removePaths(m_fileSystemWatcher.directories());
+        if(m_fileSystemWatcher.directories().size())
+            m_fileSystemWatcher.removePaths(m_fileSystemWatcher.directories());
         m_fileSystemWatcher.addPath(path);
         return true;
     }
@@ -192,6 +198,17 @@ void ImageRingList::setFile(const QString &file)
     }
 }
 
+void ImageRingList::setFiles(QStringList files)
+{
+    QRegularExpression reg("(" + m_fileSuffix.join("|") + ")");
+    files.removeIf([&reg](const QString &file){
+        QFileInfo info(file);
+        auto match = reg.match(info.suffix());
+        return !match.hasMatch() || !info.exists() || !info.isReadable() || !info.isFile();
+    });
+    setFilesPrivate(files);
+}
+
 ImagePtr ImageRingList::currentImage()
 {
     if(m_images.size())
@@ -200,6 +217,11 @@ ImagePtr ImageRingList::currentImage()
         return 0;
 }
 
+QString ImageRingList::currentDir() const
+{
+    return m_currentDir;
+}
+
 void ImageRingList::increment()
 {
     if(m_images.size())
@@ -211,9 +233,9 @@ void ImageRingList::increment()
         (*m_firstImage)->release();
         m_firstImage = increment(m_firstImage);
         m_currImage = increment(m_currImage);
-        (*m_currImage)->load(m_loadPool);
+        (*m_currImage)->load(0, m_loadPool);
         m_lastImage = increment(m_lastImage);
-        (*m_lastImage)->load(m_loadPool);
+        (*m_lastImage)->load(0, m_loadPool);
     }
 }
 
@@ -228,20 +250,58 @@ void ImageRingList::decrement()
         (*m_lastImage)->release();
         m_firstImage = decrement(m_firstImage);
         m_currImage = decrement(m_currImage);
-        (*m_currImage)->load(m_loadPool);
+        (*m_currImage)->load(0, m_loadPool);
         m_lastImage = decrement(m_lastImage);
-        (*m_firstImage)->load(m_loadPool);
+        (*m_firstImage)->load(0, m_loadPool);
+    }
+}
+
+void ImageRingList::prevSubImage()
+{
+    if(m_images.size())
+    {
+        if((*m_currImage)->isLoading())
+            return;
+
+        int index = (*m_currImage)->info().index;
+        int num = (*m_currImage)->info().num;
+        if(num > 1)
+            (*m_currImage)->load(index == 0 ? num - 1 : index - 1, m_loadPool);
+    }
+}
+
+void ImageRingList::nextSubImage()
+{
+    if(m_images.size())
+    {
+        if((*m_currImage)->isLoading())
+            return;
+
+        int index = (*m_currImage)->info().index;
+        int num = (*m_currImage)->info().num;
+        if(num > 1)
+            (*m_currImage)->load((index + 1) % num, m_loadPool);
     }
 }
 
 void ImageRingList::setMarked()
 {
     QStringList files = m_database->getMarkedFiles();
-    std::remove_if(files.begin(), files.end(), [](const QString &file){
+    files.removeIf([](const QString &file){
         QFileInfo info(file);
         return !info.exists() || !info.isReadable();
     });
-    setFiles(files);
+    setFilesPrivate(files);
+}
+
+void ImageRingList::reloadImage()
+{
+    if(*m_currImage)
+    {
+        int index = (*m_currImage)->info().index;
+        (*m_currImage)->release();
+        (*m_currImage)->load(index, m_loadPool);
+    }
 }
 
 void ImageRingList::setLiveMode(bool live)
@@ -284,7 +344,7 @@ void ImageRingList::loadFile(int row)
             if(m_images.empty())
                 return;
 
-            (*m_currImage)->load(m_loadPool);
+            (*m_currImage)->load(0, m_loadPool);
 
             m_width = DEFAULT_WIDTH<m_images.size()/2 ? DEFAULT_WIDTH : m_images.size()/2;
             if(m_liveMode)
@@ -293,9 +353,9 @@ void ImageRingList::loadFile(int row)
             for(int i=0; i<m_width; i++)
             {
                 m_firstImage = decrement(m_firstImage);
-                (*m_firstImage)->load(m_loadPool);
+                (*m_firstImage)->load(0, m_loadPool);
                 m_lastImage = increment(m_lastImage);
-                (*m_lastImage)->load(m_loadPool);
+                (*m_lastImage)->load(0, m_loadPool);
             }
             if(m_lastImage != m_firstImage)
             {
@@ -419,9 +479,9 @@ void ImageRingList::setPreload(int width)
         for(int i = newWidth - m_width; i>0; i--)
         {
             m_firstImage = decrement(m_firstImage);
-            (*m_firstImage)->load(m_loadPool);
+            (*m_firstImage)->load(0, m_loadPool);
             m_lastImage = increment(m_lastImage);
-            (*m_lastImage)->load(m_loadPool);
+            (*m_lastImage)->load(0, m_loadPool);
         }
     }
     if(newWidth < m_width)
@@ -474,7 +534,7 @@ void ImageRingList::toggleSlideshow(bool start)
     }
 }
 
-void ImageRingList::setFiles(const QStringList files, const QString &currentFile)
+void ImageRingList::setFilesPrivate(const QStringList files, const QString &currentFile)
 {
     m_loadPool->clear();
     m_thumbPool->clear();
@@ -486,8 +546,8 @@ void ImageRingList::setFiles(const QStringList files, const QString &currentFile
     for(const QString &file : files)
     {
         ImagePtr ptr = make_shared<Image>(file, i++, this);
-        connect(ptr.get(), SIGNAL(pixmapLoaded(Image*)), this, SLOT(imageLoaded(Image*)));
+        connect(ptr.get(), &Image::pixmapLoaded, this, &ImageRingList::imageLoaded);
-        connect(ptr.get(), SIGNAL(thumbnailLoaded(Image*)), this, SIGNAL(thumbnailLoaded(Image*)));
+        connect(ptr.get(), &Image::thumbnailLoaded, this, &ImageRingList::thumbnailLoaded);
         m_images.append(ptr);
     }
 
@@ -526,9 +586,8 @@ void ImageRingList::imageLoaded(Image *image)
     }
 }
 
-void ImageRingList::dirChanged(QString dir)
+void ImageRingList::dirChanged(QString)
 {
-    m_currentDir = dir;
     if(m_liveMode)
         reloadDir();
     else

imageringlist.h

@@ -28,7 +28,7 @@ class Image : public QObject
     ImageRingList *m_ringList;
 public:
     explicit Image(const QString name, int number, ImageRingList *ringList);
-    void load(QThreadPool *pool);
+    void load(int index, QThreadPool *pool);
     void loadThumbnail(QThreadPool *pool);
     void release();
     QString name() const;
@@ -68,6 +68,7 @@ class ImageRingList : public QAbstractItemModel
     QThreadPool *m_thumbPool;
     Database *m_database;
     QStringList m_nameFilter;
+    QStringList m_fileSuffix;
     QTimer *m_slideShowTimer;
     QTimer *m_dirChangeDelay;
     QString m_currentDir;
@@ -76,7 +77,9 @@ public:
     ~ImageRingList() override;
     bool setDir(const QString path, const QString &currentFile = QString(), bool recursive = false);
     void setFile(const QString &file);
+    void setFiles(QStringList files);
     ImagePtr currentImage();
+    QString currentDir() const;
     void setLiveMode(bool live);
     void setCalculateStats(bool stats);
     void setFindPeaks(bool findPeaks);
@@ -103,9 +106,12 @@ public slots:
     void toggleSlideshow(bool start);
     void increment();
     void decrement();
+    void prevSubImage();
+    void nextSubImage();
     void setMarked();
+    void reloadImage();
 protected:
-    void setFiles(const QStringList files, const QString &currentFile = QString());
+    void setFilesPrivate(const QStringList files, const QString &currentFile = QString());
     QList<ImagePtr>::iterator increment(QList<ImagePtr>::iterator iter);
     QList<ImagePtr>::iterator decrement(QList<ImagePtr>::iterator iter);
 signals:
@@ -115,7 +121,7 @@ signals:
     void currentImageChanged(int index);
 protected slots:
     void imageLoaded(Image *image);
-    void dirChanged(QString dir);
+    void dirChanged(QString);
     void reloadDir();
 };
 

imagescrollarea.cpp

@@ -27,8 +27,8 @@ ImageScrollArea::ImageScrollArea(Database *database, QWidget *parent) : QWidget(
     layout->addWidget(m_verticalScrollBar, 0, 1);
     layout->addWidget(m_horizontalScrollBar, 1, 0);
 
-    connect(m_verticalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(scrollEvent()));
+    connect(m_verticalScrollBar, &QScrollBar::valueChanged, this, &ImageScrollArea::scrollEvent);
-    connect(m_horizontalScrollBar, SIGNAL(valueChanged(int)), this, SLOT(scrollEvent()));
+    connect(m_horizontalScrollBar, &QScrollBar::valueChanged, this, &ImageScrollArea::scrollEvent);
 
     if(imageWidgetGL)
     {

imagewidget.cpp

@@ -79,7 +79,7 @@ ImageWidgetGL::ImageWidgetGL(Database *database, QWidget *parent) : QOpenGLWidge
     m_updateTimer = new QTimer(this);
     m_updateTimer->setInterval(500);
     m_updateTimer->setSingleShot(true);
-    connect(m_updateTimer, SIGNAL(timeout()), this, SLOT(update()));
+    connect(m_updateTimer, &QTimer::timeout, this, static_cast<void (QOpenGLWidget::*)()>(&ImageWidgetGL::update));
     setAcceptDrops(true);
     QTimer::singleShot(1000, [this](){
         if(!isValid())
@@ -392,9 +392,9 @@ void swPaint(std::shared_ptr<RawImage> &rawImage, float dx, float dy, float scal
             float iptr;
             float fy = std::modf((y + oy) * iscale, &iptr);
             int64_t py = iptr;
-            int64_t w = py * rawImage->widthBytes();
+            int64_t w = py * rawImage->widthSamples();
             int64_t w2 = w;
-            if(py+1 < imgHeight)w2 += rawImage->widthBytes();
+            if(py+1 < imgHeight)w2 += rawImage->widthSamples();
             if(py >= imgHeight)break;
 
             for(int64_t x = std::max((int64_t)0, -ox); x < width; x++)
@@ -777,7 +777,7 @@ void ImageWidgetGL::initializeGL()
     m_lut->bind(2);
 
     QImage colormap = loadColormap();
-    m_colormap = std::make_unique<QOpenGLTexture>(QOpenGLTexture::Target1DArray);
+    m_colormap = std::make_unique<QOpenGLTexture>(QOpenGLTexture::Target2DArray);
     m_colormap->setSize(colormap.width());
     m_colormap->setLayers(colormap.height());
     m_colormap->setFormat(QOpenGLTexture::RGBA8_UNorm);

loadimage.cpp

@@ -83,11 +83,10 @@ int loadFITSHeader(fitsfile *file, ImageInfoData &info)
     return status;
 }
 
-bool loadFITS(const QString path, ImageInfoData &info, std::shared_ptr<RawImage> &image, bool planar)
+bool loadFITS(const QString path, ImageInfoData &info, std::shared_ptr<RawImage> &image, bool planar, uint32_t index)
 {
     fitsfile *file;
     int status = 0;
-    int type = -1;
     int num = 0;
     long naxes[3] = {0};
 
@@ -105,16 +104,32 @@ bool loadFITS(const QString path, ImageInfoData &info, std::shared_ptr<RawImage>
     fits_get_num_hdus(file, &num, &status);
     if(status)return checkError();
 
+    int hdutype;
     int imgtype;
     int naxis;
-    for(int i=1; i <= num; i++)
+    std::vector<int> imageIdxs;
+    for(int i = 1; i <= num; i++)
     {
-        fits_movabs_hdu(file, i, IMAGE_HDU, &status);if(status)return checkError();
+        fits_movabs_hdu(file, i, &hdutype, &status);if(status)return checkError();
-        fits_get_hdu_type(file, &type, &status);if(status)return checkError();
+        if(hdutype == IMAGE_HDU)
+        {
+            fits_get_img_param(file, 3, &imgtype, &naxis, naxes, &status);if(status)return checkError();
+            if(naxis >= 2 && naxis <= 3)imageIdxs.push_back(i);
+        }
+    }
+    info.num = imageIdxs.size();
+    info.index = index;
+
+    if(index >= imageIdxs.size())return false;
+
+    fits_movabs_hdu(file, imageIdxs[index], &hdutype, &status);if(status)return checkError();
+    if(hdutype == IMAGE_HDU)
+    {
+        naxes[0] = naxes[1] = naxes[2] = 0;
         fits_get_img_param(file, 3, &imgtype, &naxis, naxes, &status);if(status)return checkError();
         fits_get_img_equivtype(file, &imgtype, &status);if(status)return checkError();
 
-        if(type == IMAGE_HDU && naxis >= 2 && naxis <= 3 && status == 0)
+        if(hdutype == IMAGE_HDU && naxis >= 2 && naxis <= 3 && status == 0)
         {
             RawImage::DataType type;
             int fitstype;
@@ -133,6 +148,10 @@ bool loadFITS(const QString path, ImageInfoData &info, std::shared_ptr<RawImage>
                 type = RawImage::UINT16;
                 fitstype = TUSHORT;
                 break;
+            case LONG_IMG:
+                type = RawImage::UINT32;
+                fitstype = TINT;
+                break;
             case ULONG_IMG:
                 type = RawImage::UINT32;
                 fitstype = TUINT;
@@ -173,13 +192,18 @@ bool loadFITS(const QString path, ImageInfoData &info, std::shared_ptr<RawImage>
                 for(size_t i=0; i<size; i++)
                     s[i] -= INT16_MIN;
             }
+            else if(fitstype == TINT)
+            {
+                uint32_t *s = static_cast<uint32_t*>(img.data());
+                size_t size = img.size() * img.channels();
+                for(size_t i=0; i<size; i++)
+                    s[i] -= INT32_MIN;
+            }
 
             if(img.channels() == 1 || planar)
                 image = std::make_shared<RawImage>(std::move(img));
             else
                 image = RawImage::fromPlanar(img);
-
-            break;
         }
     }
 noload:
@@ -202,14 +226,15 @@ noload:
     return true;
 }
 
-bool loadXISF(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &image, bool planar)
+bool loadXISF(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &image, bool planar, uint32_t index)
 {
     try
     {
         LibXISF::XISFReader xisf;
         xisf.open(path.toLocal8Bit().data());
 
-        const LibXISF::Image &xisfImage = xisf.getImage(0);
+        if(index >= (uint32_t)xisf.imagesCount())return false;
+        const LibXISF::Image &xisfImage = xisf.getImage(index);
 
         auto fitskeywords = xisfImage.fitsKeywords();
         for(auto fits : fitskeywords)
@@ -222,6 +247,8 @@ bool loadXISF(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage
             info.fitsHeader.append(prop);
         }
 
+        info.num = xisf.imagesCount();
+        info.index = index;
         info.wcs = std::make_shared<WCSDataT>(xisfImage.width(), xisfImage.height(), info.fitsHeader);
         info.info.append({QObject::tr("Width"), QString::number(xisfImage.width())});
         info.info.append({QObject::tr("Height"), QString::number(xisfImage.height())});
@@ -378,7 +405,7 @@ bool loadRAW(const QString path, ImageInfoData &info, std::shared_ptr<RawImage>
     return true;
 }
 
-bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &rawImage, bool planar)
+bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &rawImage, int index, bool planar)
 {
     bool ret = false;
     QElapsedTimer timer;
@@ -390,12 +417,12 @@ bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImag
     }
     else if(path.endsWith(".FIT", Qt::CaseInsensitive) || path.endsWith(".FITS", Qt::CaseInsensitive) || path.endsWith(".FZ", Qt::CaseInsensitive) || path.endsWith(".FTS", Qt::CaseInsensitive))
     {
-        ret = loadFITS(path, info, rawImage, planar);
+        ret = loadFITS(path, info, rawImage, planar, index);
         qDebug() << "LoadFITS" << timer.elapsed();
     }
     else if(path.endsWith(".XISF", Qt::CaseInsensitive))
     {
-        ret = loadXISF(path, info, rawImage, planar);
+        ret = loadXISF(path, info, rawImage, planar, index);
         qDebug() << "LoadXISF" << timer.elapsed();
     }
     else

loadimage.h

@@ -9,6 +9,6 @@ class RawImage;
 QString makeUNCPath(const QString &path);
 bool readFITSHeader(const QString &path, ImageInfoData &info);
 bool readXISFHeader(const QString &path, ImageInfoData &info);
-bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &rawImage, bool planar = false);
+bool loadImage(const QString &path, ImageInfoData &info, std::shared_ptr<RawImage> &rawImage, int index, bool planar = false);
 
 #endif // LOADIMAGE_H

loadrunable.cpp

@@ -10,11 +10,12 @@
 #include "loadimage.h"
 #include <lcms2.h>
 
-LoadRunable::LoadRunable(const QString &file, Image *receiver, AnalyzeLevel level, bool thumbnail) :
+LoadRunable::LoadRunable(const QString &file, Image *receiver, AnalyzeLevel level, int index, bool thumbnail) :
     m_file(makeUNCPath(file)),
     m_receiver(receiver),
     m_analyzeLevel(level),
-    m_thumbnail(thumbnail)
+    m_thumbnail(thumbnail),
+    m_index(index)
 {
 }
 
@@ -32,7 +33,7 @@ void LoadRunable::run()
         info.info.append({QObject::tr("Filename"), finfo.fileName()});
 
         std::shared_ptr<RawImage> rawImage;
-        if(!loadImage(m_file, info, rawImage))
+        if(!loadImage(m_file, info, rawImage, m_index))
             info.info.append({QObject::tr("Error"), QObject::tr("Failed to load image")});
 
 
@@ -187,7 +188,7 @@ void ConvertRunable::run()
 
     ImageInfoData imageinfo;
     std::shared_ptr<RawImage> rawimage;
-    loadImage(m_infile, imageinfo, rawimage);
+    loadImage(m_infile, imageinfo, rawimage, 0);
     QFileInfo info(m_outfile);
     info.dir().mkpath(".");
 
@@ -293,7 +294,6 @@ void ConvertRunable::run()
         // if nothing else try QImage
         {
             QImage::Format format = QImage::Format_Invalid;
-            int width = rawimage->widthBytes();
 
             switch(rawimage->type())
             {
@@ -306,7 +306,6 @@ void ConvertRunable::run()
                 if(rawimage->channels() == 1)format = QImage::Format_Grayscale16;
                 else if(rawimage->channels() == 3)format = QImage::Format_RGBX64;
                 else if(rawimage->channels() == 4)format = QImage::Format_RGBA64;
-                width *= 2;
                 break;
             case RawImage::FLOAT16:
             case RawImage::FLOAT32:
@@ -316,15 +315,12 @@ void ConvertRunable::run()
                 if(rawimage->channels() == 1)format = QImage::Format_Grayscale16;
                 else if(rawimage->channels() == 3)format = QImage::Format_RGBX64;
                 else if(rawimage->channels() == 4)format = QImage::Format_RGBA64;
-                width *= 2;
                 break;
             }
 
             if(format == QImage::Format_Invalid)return;
 
-            QImage qimage(rawimage->width(), rawimage->height(), format);
+            QImage qimage((const uchar*)rawimage->data(), rawimage->width(), rawimage->height(), rawimage->widthBytes(), format);
-            for(uint32_t i=0; i < rawimage->height(); i++)
-                std::memcpy(qimage.scanLine(i), rawimage->data(i), width);
             qimage.save(m_outfile);
         }
     }

loadrunable.h

@@ -15,8 +15,9 @@ class LoadRunable : public QRunnable
     Image *m_receiver;
     AnalyzeLevel m_analyzeLevel;
     bool m_thumbnail;
+    int m_index = 0;
 public:
-    LoadRunable(const QString &file, Image *receiver, AnalyzeLevel level, bool thumbnail = false);
+    LoadRunable(const QString &file, Image *receiver, AnalyzeLevel level, int index, bool thumbnail = false);
     void run() override;
 };
 

main.cpp

@@ -2,7 +2,9 @@
 #include <QApplication>
 #include <QSurfaceFormat>
 #include <QTranslator>
+#include <QCommandLineParser>
 #include <stdlib.h>
+#include "thumbnailer/genthumbnail.h"
 
 int main(int argc, char *argv[])
 {
@@ -15,12 +17,39 @@ int main(int argc, char *argv[])
 #else
     bool useGLES = true;
 #endif
+
+    QCommandLineParser cmd;
+    cmd.addOption({"gl", "Use desktop OpenGL. This is default on x86 and MacOS platform."});
+    cmd.addOption({"gles", "Use OpenGL ES. This is default on ARM platform."});
+    cmd.addOption({{"thumb", "thumbnail"}, "Generate thumbnail and save it to path.", "path"});
+    cmd.addOption({{"s", "size"}, "Size of the thumbnails in pixels (default: 128)", "size", "128"});
+    cmd.addPositionalArgument("file", "File to open");
+    cmd.addHelpOption();
+    QStringList cmdArgs;
     for(int i = 0; i < argc; i++)
+        cmdArgs.append(argv[i]);
+
+    cmd.process(cmdArgs);
+    if(cmd.isSet("gl"))
+        useGLES = false;
+    if(cmd.isSet("gles"))
+        useGLES = true;
+
+    if(cmd.isSet("thumb"))
     {
-        if(std::strcmp("-gl", argv[i]) == 0)
+        QCoreApplication app(argc, argv);
-            useGLES = false;
+        QStringList files = cmd.positionalArguments();
-        if(std::strcmp("-gles", argv[i]) == 0)
+        if(files.size() == 0)
-            useGLES = true;
+            return 1;
+
+        QString thumb = cmd.value("thumb");
+        int size = 128;
+        bool ok;
+        int size2 = cmd.value("s").toInt(&ok);
+        if(ok)
+            size = size2;
+
+        return generateThumbnail(files.front(), thumb, size);
     }
 
     QSurfaceFormat format;
@@ -39,6 +68,7 @@ int main(int argc, char *argv[])
     }
     QSurfaceFormat::setDefaultFormat(format);
 
+
     QApplication a(argc, argv);
     a.setOrganizationName("nou");
     a.setApplicationName("Tenmon");
@@ -54,5 +84,22 @@ int main(int argc, char *argv[])
     MainWindow w;
     w.show();
 
+    if(!cmd.positionalArguments().isEmpty())
+    {
+        QStringList files = cmd.positionalArguments();
+        QStringList paths;
+        for(auto &arg : files)
+        {
+            QUrl url(arg);
+            QFileInfo info(url.isLocalFile() ? url.toLocalFile() : arg);
+            if(info.exists())
+                paths.append(info.canonicalFilePath());
+        }
+        if(paths.size() == 1)
+            w.loadFile(paths.front());
+        else if(paths.size() > 1)
+            w.loadFiles(paths);
+    }
+
     return a.exec();
 }

mainwindow.cpp

@@ -95,7 +95,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
 
     m_ringList = new ImageRingList(m_database, nameFilter, this);
     m_filesystem = new FilesystemWidget(m_ringList, this);
-    connect(m_filesystem, SIGNAL(fileSelected(int)), this, SLOT(loadFile(int)));
+    connect(m_filesystem, &FilesystemWidget::fileSelected, this, static_cast<void (MainWindow::*)(int)>(&MainWindow::loadFile));
     connect(m_filesystem, &FilesystemWidget::sortChanged, m_ringList, &ImageRingList::setSort);
     connect(m_filesystem, &FilesystemWidget::reverseSort, m_ringList, &ImageRingList::reverseSort);
 
@@ -106,7 +106,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     connect(m_filetree, &Filetree::indexDirectory, this, static_cast<void (MainWindow::*)(const QString &)>(&MainWindow::indexDir));
 
     m_databaseView = new DataBaseView(m_database, this);
-    connect(m_databaseView, SIGNAL(loadFile(QString)), this, SLOT(loadFile(QString)));
+    connect(m_databaseView, &DataBaseView::loadFile, this, static_cast<void (MainWindow::*)(const QString &)>(&MainWindow::loadFile));
 
 #ifdef PLATESOLVER
     _plateSolving = new PlateSolving(this);
@@ -114,6 +114,21 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     _plateSolving->hide();
 #endif
 
+    QToolBar *navigationToolbar = new QToolBar(tr("Navigation toolbar"), this);
+    navigationToolbar->setObjectName("navigationtoolbar");
+    navigationToolbar->hide();
+    QAction *prevAction = navigationToolbar->addAction(style()->standardIcon(QStyle::SP_ArrowLeft), tr("Previous image"));
+    prevAction->setShortcuts({Qt::Key_Left, Qt::Key_Up});
+    QAction *nextAction = navigationToolbar->addAction(style()->standardIcon(QStyle::SP_ArrowRight), tr("Next image"));
+    nextAction->setShortcuts({Qt::Key_Right, Qt::Key_Down});
+    QAction *prevSubAction = navigationToolbar->addAction(style()->standardIcon(QStyle::SP_ArrowUp), tr("Prev sub image"), Qt::Key_PageUp);
+    QAction *nextSubAction = navigationToolbar->addAction(style()->standardIcon(QStyle::SP_ArrowDown), tr("Next sub image"), Qt::Key_PageDown);
+    connect(prevAction, &QAction::triggered, m_ringList, static_cast<void (ImageRingList::*)()>(&ImageRingList::decrement));
+    connect(nextAction, &QAction::triggered, m_ringList, static_cast<void (ImageRingList::*)()>(&ImageRingList::increment));
+    connect(prevSubAction, &QAction::triggered, m_ringList, static_cast<void (ImageRingList::*)()>(&ImageRingList::prevSubImage));
+    connect(nextSubAction, &QAction::triggered, m_ringList, static_cast<void (ImageRingList::*)()>(&ImageRingList::nextSubImage));
+
+    addToolBar(Qt::TopToolBarArea, navigationToolbar);
     addToolBar(Qt::TopToolBarArea, m_stretchPanel);
 
     QDockWidget *filesystemDock = new QDockWidget(tr("Filesystem"), this);
@@ -151,30 +166,31 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     connect(m_ringList, &ImageRingList::pixmapLoaded, histogram, &Histogram::imageLoaded);
 #ifdef PLATESOLVER
     connect(m_ringList, &ImageRingList::pixmapLoaded, _plateSolving, &PlateSolving::imageLoaded);
+    connect(_plateSolving, &PlateSolving::headerUpdated, m_ringList, &ImageRingList::reloadImage);
 #endif
     connect(m_image, &ImageScrollArea::fileDropped, this, static_cast<void (MainWindow::*)(const QString &)>(&MainWindow::loadFile));
 
     QMenu *fileMenu = new QMenu(tr("File"), this);
-    fileMenu->addAction(tr("Open"), QKeySequence::Open, this, SLOT(loadFile()));
+    fileMenu->addAction(tr("Open"), QKeySequence::Open, this, static_cast<void (MainWindow::*)()>(&MainWindow::loadFile));
     fileMenu->addAction(tr("Open directory recursively"), this, &MainWindow::loadDir);
-    QAction *saveAs = fileMenu->addAction(tr("Save as"), QKeySequence::Save, this, SLOT(saveAs()));
+    QAction *saveAs = fileMenu->addAction(tr("Save as"), QKeySequence::Save, this, &MainWindow::saveAs);
     fileMenu->addSeparator();
-    fileMenu->addAction(tr("Copy marked files"), Qt::Key_F5, this, SLOT(copyMarked()));
+    fileMenu->addAction(tr("Copy marked files"), Qt::Key_F5, this, &MainWindow::copyMarked);
-    fileMenu->addAction(tr("Move marked files"), Qt::Key_F6, this, SLOT(moveMarked()));
+    fileMenu->addAction(tr("Move marked files"), Qt::Key_F6, this, &MainWindow::moveMarked);
     fileMenu->addAction(tr("Move marked files to trash"), QKeySequence::Delete, this, &MainWindow::deleteMarked);
     fileMenu->addSeparator();
-    fileMenu->addAction(tr("Index directory"), this, SLOT(indexDir()));
+    fileMenu->addAction(tr("Index directory"), this, static_cast<void (MainWindow::*)()>(&MainWindow::indexDir));
-    fileMenu->addAction(tr("Reindex files"), this, SLOT(reindex()));
+    fileMenu->addAction(tr("Reindex files"), this, &MainWindow::reindex);
     fileMenu->addAction(tr("Export database to CSV"), this, &MainWindow::exportCSV);
     fileMenu->addAction(tr("Batch processing"), Qt::Key_B | Qt::CTRL, [this](){
-        BatchProcessing *batchProcessing = new BatchProcessing(this);
+        BatchProcessing *batchProcessing = new BatchProcessing(m_database, this);
         batchProcessing->exec();
         delete batchProcessing;
     });
     fileMenu->addSeparator();
-    QAction *liveModeAction = fileMenu->addAction(tr("Live mode"), this, SLOT(liveMode(bool)));
+    QAction *liveModeAction = fileMenu->addAction(tr("Live mode"), this, &MainWindow::liveMode);
     liveModeAction->setCheckable(true);
-    QAction *exitAction = fileMenu->addAction(tr("Exit"), this, SLOT(close()));
+    QAction *exitAction = fileMenu->addAction(tr("Exit"), this, &MainWindow::close);
     exitAction->setShortcut(QKeySequence::Quit);
     menuBar()->addMenu(fileMenu);
 
@@ -182,6 +198,13 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     editMenu->addAction(tr("Settings"), this, &MainWindow::showSettingsDialog);
     menuBar()->addMenu(editMenu);
 
+    QMenu *navigationMenu = new QMenu(tr("Navigation"), this);
+    navigationMenu->addAction(prevAction);
+    navigationMenu->addAction(nextAction);
+    navigationMenu->addAction(prevSubAction);
+    navigationMenu->addAction(nextSubAction);
+    menuBar()->addMenu(navigationMenu);
+
     QMenu *viewMenu = new QMenu(tr("View"), this);
     viewMenu->addAction(tr("Zoom In"), QKeySequence::ZoomIn, m_image, &ImageScrollArea::zoomIn);
     viewMenu->addAction(tr("Zoom Out"), QKeySequence::ZoomOut, m_image, &ImageScrollArea::zoomOut);
@@ -229,7 +252,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
         settings.setValue("mainwindow/colormap", data);
     });
 
-
     QAction *thumbnailsAction = viewMenu->addAction(tr("Thumbnails"), Qt::Key_F2, [this](bool checked){
         if(SettingsDialog::loadThumbsizes())m_ringList->clearThumbnails();
         m_image->allocateThumbnails(m_ringList->imageNames());
@@ -240,14 +262,16 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     thumbnailsAction->setCheckable(true);
     QAction *slideshowAction = viewMenu->addAction(tr("Slideshow"), Qt::Key_F3, m_ringList, &ImageRingList::toggleSlideshow);
     slideshowAction->setCheckable(true);
+    viewMenu->addSeparator();
+    viewMenu->addActions(m_stretchPanel->actions());
     menuBar()->addMenu(viewMenu);
 
     QMenu *selectMenu = new QMenu(tr("Select"), this);
-    selectMenu->addAction(tr("Mark"), Qt::Key_F7, this, SLOT(markImage()));
+    selectMenu->addAction(tr("Mark"), Qt::Key_F7, this, &MainWindow::markImage);
-    selectMenu->addAction(tr("Unmark"), Qt::Key_F8, this, SLOT(unmarkImage()));
+    selectMenu->addAction(tr("Unmark"), Qt::Key_F8, this, &MainWindow::unmarkImage);
     selectMenu->addSeparator();
-    selectMenu->addAction(tr("Mark and next"), Qt::Key_M, this, SLOT(markAndNext()));
+    selectMenu->addAction(tr("Mark and next"), Qt::Key_M, this, &MainWindow::markAndNext);
-    selectMenu->addAction(tr("Unmark and next"), Qt::Key_X, this, SLOT(unmarkAndNext()));
+    selectMenu->addAction(tr("Unmark and next"), Qt::Key_X, this, &MainWindow::unmarkAndNext);
     selectMenu->addSeparator();
     selectMenu->addAction(tr("Show marked list"), this, &MainWindow::showMarkFilesDialog);
     QAction *openMarked = selectMenu->addAction(tr("Open marked"), m_ringList, &ImageRingList::setMarked);
@@ -282,6 +306,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     QMenu *dockMenu = new QMenu(tr("Docks"), this);
     dockMenu->addAction(infoDock->toggleViewAction());
     dockMenu->addAction(m_stretchPanel->toggleViewAction());
+    dockMenu->addAction(navigationToolbar->toggleViewAction());
     dockMenu->addAction(filesystemDock->toggleViewAction());
     dockMenu->addAction(databaseViewDock->toggleViewAction());
     dockMenu->addAction(filetreeDock->toggleViewAction());
@@ -292,7 +317,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
     menuBar()->addMenu(dockMenu);
 
     QMenu *helpMenu = menuBar()->addMenu(tr("Help"));
-    helpMenu->addAction(tr("Help"), QKeySequence::HelpContents, [this]{ HelpDialog help(this); help.exec(); });
+    helpMenu->addAction(tr("Help"), QKeySequence::HelpContents, [this]{ HelpDialog *help = new HelpDialog(this); help->show(); });
     helpMenu->addAction(tr("About Tenmon"), [this]{ About about(this); about.exec(); });
     helpMenu->addAction(tr("About Qt"), [this](){ QMessageBox::aboutQt(this); });
     helpMenu->addAction(tr("Check for update"), this, &MainWindow::checkNewVersion);
@@ -327,22 +352,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
 
     _lastDir = settings.value("mainwindow/lastdir", _lastDir).toString();
 
-    QStringList args = QCoreApplication::arguments();
-    args.removeFirst();
-    for(auto &arg : args)
-    {
-        QUrl url(arg);
-        QFileInfo info(url.isLocalFile() ? url.toLocalFile() : arg);
-        if(info.exists())
-        {
-            m_ringList->setFile(info.canonicalFilePath());
-            updateWindowTitle();
-            _lastDir = info.absoluteDir().absolutePath();
-            settings.setValue("mainwindow/lastdir", _lastDir);
-            break;
-        }
-    }
-
     m_image->setFocus();
 
     // workaround for nasty wayland backend bug https://bugreports.qt.io/browse/QTBUG-87332
@@ -361,32 +370,6 @@ MainWindow::~MainWindow()
     delete m_database;
 }
 
-void MainWindow::keyPressEvent(QKeyEvent *event)
-{
-    switch (event->key())
-    {
-    case Qt::Key_Left:
-    case Qt::Key_Up:
-        m_ringList->decrement();
-        break;
-    case Qt::Key_Right:
-    case Qt::Key_Down:
-        m_ringList->increment();
-        break;
-    default:
-        event->ignore();
-        break;
-    }
-
-    if(event->isAccepted())
-        updateWindowTitle();
-}
-
-void MainWindow::keyReleaseEvent(QKeyEvent *event)
-{
-    event->ignore();
-}
-
 void MainWindow::setupSigterm()
 {
 #ifdef __linux__
@@ -403,7 +386,7 @@ void MainWindow::setupSigterm()
 
     ::socketpair(AF_UNIX, SOCK_STREAM, 0, socketPair);
     socketNotifier = new QSocketNotifier(socketPair[1], QSocketNotifier::Read, this);
-    connect(socketNotifier, SIGNAL(activated(int)), this, SLOT(socketNotify()));
+    connect(socketNotifier, &QSocketNotifier::activated, this, &MainWindow::socketNotify);
 #endif
 }
 
@@ -565,6 +548,11 @@ void MainWindow::loadFile(const QString &path)
     }
 }
 
+void MainWindow::loadFiles(const QStringList &paths)
+{
+    m_ringList->setFiles(paths);
+}
+
 void MainWindow::loadFile(int row)
 {
     m_ringList->loadFile(row);
@@ -822,8 +810,10 @@ void MainWindow::updateWindowTitle()
     ImagePtr ptr = m_ringList->currentImage();
     if(ptr)
     {
-        QFileInfo info(ptr->name());
+        QDir dir(m_ringList->currentDir());
-        QString title = info.fileName();
+        QString title = dir.relativeFilePath(ptr->name());
+        if(ptr->info().num > 1)
+            title += QString(" [%1/%2]").arg(ptr->info().index + 1).arg(ptr->info().num);
         if(m_database->isMarked(ptr->name()))
                 title += " *";
         setWindowTitle(title);

mainwindow.h

@@ -34,18 +34,17 @@ public:
     MainWindow(QWidget *parent = 0);
     ~MainWindow() override;
 protected:
-    void keyPressEvent(QKeyEvent *event) override;
-    void keyReleaseEvent(QKeyEvent *event) override;
     void setupSigterm();
     static void signalHandler(int);
     void closeEvent(QCloseEvent *event) override;
     void copyOrMove(bool copy);
     void copyOrMove(bool copy, const QString &dest);
-protected slots:
+public slots:
     void socketNotify();
     void updateWindowTitle();
     void loadFile();
     void loadFile(const QString &path);
+    void loadFiles(const QStringList &paths);
     void loadFile(int row);
     void loadDir();
     void indexDir();

platesolving.cpp

@@ -44,6 +44,7 @@ PlateSolving::PlateSolving(QWidget *parent)
     connect(_solver, &Solver::solvingDone, this, &PlateSolving::solvingDone);
     connect(_solver, &Solver::extractionDone, this, &PlateSolving::extractionDone);
     connect(_solver, &Solver::logOutput, [this](const QString &log){ _ui->log->appendPlainText(log); });
+    connect(_solver, &Solver::headerUpdated, this, &PlateSolving::headerUpdated);
 }
 
 PlateSolving::~PlateSolving()

platesolving.h

@@ -32,6 +32,8 @@ public slots:
     void updateHeader();
     void imageLoaded(Image *image);
     void settings();
+signals:
+    void headerUpdated(const QString &path);
 private:
     Ui::PlateSolving *_ui;
 };

rawimage.cpp

@@ -1,16 +1,24 @@
 #include "rawimage.h"
 #include <cstring>
-#include <lcms2.h>
+#include <algorithm>
 #ifndef NO_QT
+#include <lcms2.h>
 #include <QDebug>
 #include <QElapsedTimer>
 #include <QFloat16>
 #include <QColorSpace>
 using F16 = qfloat16;
 #else
-#include <algorithm>
+#define __STDC_WANT_IEC_60559_TYPES_EXT__
+#include <float.h>
+#ifdef FLT16_MAX
 using F16 = _Float16;
-#endif
+#else
+#include "tfloat16.h"
+using F16 = TFloat16;// this is only for MXE
+#endif // FLT16_MAX
+
+#endif // NO_QT
 
 int THUMB_SIZE = 128;
 int THUMB_SIZE_BORDER = 138;
@@ -47,7 +55,7 @@ void RawImage::allocate(uint32_t w, uint32_t h, uint32_t ch, DataType type)
     m_width = w;
     m_height = h;
     m_channels = ch;
-    m_ch = ch == 3 ? 4 : ch;
+    m_ch = ch > 1 ? 4 : ch;
     m_origType = m_type = type;
     m_pixels = std::make_unique<PixelType[]>((size_t)m_width * m_height * m_ch * typeSize(type));
 }
@@ -190,7 +198,7 @@ void calcStats(const T *data, size_t n, size_t w, RawImage::Stats &stats)
     auto findMedian = [histSize](std::vector<uint32_t> &histogram, size_t n) -> size_t
     {
         size_t histSum = 0;
-        for(size_t o=0; o < histSize; o++)
+        for(size_t o=1; o < histSize; o++)
         {
             histSum += histogram[o];
             if(histSum >= n/2)
@@ -231,6 +239,57 @@ void calcStats(const T *data, size_t n, size_t w, RawImage::Stats &stats)
         }
     }
 
+    if constexpr(std::is_floating_point_v<T>)
+    {
+        T mmin = *std::min_element(min, min + 4);
+        T mmax = *std::max_element(max, max + 4);
+
+        T a = 1.0 / (mmax - mmin);
+        T b = -mmin / (mmax - mmin);
+
+        auto histFunc = [&](T d, int x)
+        {
+            uint16_t idx = std::clamp((T)(d * a + b) * histSize, (T)0.0, (T)65535.0);
+            histogram[x][idx]++;
+        };
+
+        // calculate histogram again
+        if(mmin < 0.0 || mmax > 1.0)
+        {
+            for(int i=0; i<4; i++)
+            {
+                histogram[i].clear();
+                histogram[i].resize(histSize, 0);
+            }
+
+            for(size_t i = 0; i < n; i++)
+            {
+                histFunc(data[i*ch], 0);
+                if constexpr(ch >= 3)
+                {
+                    histFunc(data[i*ch + 1], 1);
+                    histFunc(data[i*ch + 2], 2);
+                }
+            }
+
+            if constexpr(ch == 1)
+            {
+                size_t h = (n / w) & (SIZE_MAX-1);
+                w &= (SIZE_MAX-1);
+                for(size_t y=0; y<h; y+=2)
+                {
+                    for(size_t x=0; x<w; x+=2)
+                    {
+                        histFunc(data[y*w+x], 1);
+                        histFunc(data[y*w+x+1], 2);
+                        histFunc(data[(y+1)*w+x], 2);
+                        histFunc(data[(y+1)*w+x+1], 3);
+                    }
+                }
+            }
+        }
+    }
+
     for(int i = 0; i < 4; i++)
     {
         stats.m_min[i] = min[i];
@@ -240,7 +299,8 @@ void calcStats(const T *data, size_t n, size_t w, RawImage::Stats &stats)
         double sum2 = (double)sum[i] * sum[i];
         stats.m_stdDev[i] = std::sqrt((sumSq[i] - sum2 / na[i]) / (na[i] - 1));
 
-        uint32_t median = findMedian(histogram[i], na[i]);
+        size_t naclip = na[i] - histogram[i][0];
+        uint32_t median = findMedian(histogram[i], naclip);
         stats.m_median[i] = median;
         std::vector<uint32_t> madHist(histSize, 0);
         madHist[0] = histogram[i][median];
@@ -249,7 +309,7 @@ void calcStats(const T *data, size_t n, size_t w, RawImage::Stats &stats)
             if(median + o < histSize)madHist[o] += histogram[i][median + o];
             if(o <= median)madHist[o] += histogram[i][median - o];
         }
-        stats.m_mad[i] = findMedian(madHist, na[i]);
+        stats.m_mad[i] = findMedian(madHist, naclip);
         if constexpr(!std::numeric_limits<T>::is_integer)
         {
             stats.m_median[i] /= 65535.0;
@@ -344,6 +404,11 @@ uint32_t RawImage::norm() const
 }
 
 uint32_t RawImage::widthBytes() const
+{
+    return m_ch * m_width * typeSize(m_type);
+}
+
+uint32_t RawImage::widthSamples() const
 {
     return m_ch * m_width;
 }
@@ -414,13 +479,25 @@ void RawImage::convertToThumbnail()
 
                 if(m_channels == 1)
                 {
-                    out[idx] = out[idx + 1] = out[idx + 2] = (F16)(in[idx2] * scale);
+                    if(scale == 1.0f)
+                        out[idx] = out[idx + 1] = out[idx + 2] = (F16)(in[idx2]);
+                    else
+                        out[idx] = out[idx + 1] = out[idx + 2] = (F16)(in[idx2] * scale);
                 }
                 else
                 {
-                    out[idx]     = (F16)(in[idx2] * scale);
+                    if(scale == 1.0f)
-                    out[idx + 1] = (F16)(in[idx2 + 1] * scale);
+                    {
-                    out[idx + 2] = (F16)(in[idx2 + 2] * scale);
+                        out[idx]     = (F16)(in[idx2]);
+                        out[idx + 1] = (F16)(in[idx2 + 1]);
+                        out[idx + 2] = (F16)(in[idx2 + 2]);
+                    }
+                    else
+                    {
+                        out[idx]     = (F16)(in[idx2] * scale);
+                        out[idx + 1] = (F16)(in[idx2 + 1] * scale);
+                        out[idx + 2] = (F16)(in[idx2 + 2] * scale);
+                    }
                 }
                 out[idx + 3] = (F16)1.0f;
             }
@@ -496,9 +573,9 @@ void convertType2(size_t size, const T *src, U *dst)
 
     if constexpr(std::is_integral_v<T> && (std::is_floating_point_v<U> || std::is_same_v<U, F16>))
     {
-        U scale = (U)(1.0 / (double)std::numeric_limits<T>::max());
+        float scale = (float)(1.0 / (double)std::numeric_limits<T>::max());
         for(size_t i = 0; i < size; i++)
-            dst[i] = (U)src[i] * scale;
+            dst[i] = (U)(src[i] * scale);
     }
 }
 
@@ -824,7 +901,7 @@ std::pair<float, float> RawImage::unitScale() const
     }
 
     if(min < 0.0f || max > 1.0f)
-        return {1.0f / (max - min), min / (max - min)};
+        return {1.0f / (max - min), -min / (max - min)};
     else
         return {1.0f, 0.0f};
 }
@@ -994,7 +1071,6 @@ void RawImage::setICCProfile(const QByteArray &icc)
     if(icc.size())
         m_iccProfile = std::vector<uint8_t>(icc.begin(), icc.end());
 }
-#endif
 
 void RawImage::setICCProfile(const LibXISF::ByteArray &icc)
 {
@@ -1103,6 +1179,7 @@ void RawImage::generateLUT()
     cmsCloseProfile(inProfile);
     cmsCloseProfile(outProfile);
 }
+#endif
 
 void RawImage::applySTF(const MTFParam &mtfParams)
 {
@@ -1112,11 +1189,14 @@ void RawImage::applySTF(const MTFParam &mtfParams)
         if constexpr(std::numeric_limits<std::remove_reference_t<decltype(*src)>>::is_integer)
             s = (float)std::numeric_limits<std::remove_reference_t<decltype(*src)>>::max();
 
+        auto unit = unitScale();
         float iscale = 1.0f / s;
         size_t len = size() * m_ch;
         for(size_t i = 0; i < len; i++)
         {
-            float x = src[i] * iscale;
+            float x;
+            if constexpr(std::numeric_limits<std::remove_reference_t<decltype(*src)>>::is_integer)x = src[i] * iscale;
+            else x = src[i] * unit.first + unit.second;
             x = (x - mtfParams.blackPoint[0]) / (mtfParams.whitePoint[0] - mtfParams.blackPoint[0]);
             x = std::clamp(x, 0.0f, 1.0f);
             x = ((mtfParams.midPoint[0] - 1.0f) * x) / ((2.0f * mtfParams.midPoint[0] - 1.0f) * x - mtfParams.midPoint[0]);

rawimage.h

@@ -98,6 +98,7 @@ public:
     DataType type() const;
     uint32_t norm() const;
     uint32_t widthBytes() const;
+    uint32_t widthSamples() const;
     void* data();
     const void* data() const;
     void* data(uint32_t row, uint32_t col = 0);
@@ -124,10 +125,10 @@ public:
     bool valid() const;
 #ifndef NO_QT
     void setICCProfile(const QByteArray &icc);
-#endif
     void setICCProfile(const LibXISF::ByteArray &icc);
     void convertTosRGB();
     void generateLUT();
+#endif
     void applySTF(const MTFParam &mtfParams);
     MTFParam calcMTFParams(bool linked = false, bool debayer = false) const;
     const std::vector<uint16_t>& getLUT() const;

scriptengine.cpp

@@ -17,17 +17,18 @@
 namespace Script
 {
 
-ScriptEngine::ScriptEngine(BatchProcessing *parent)
+ScriptEngine::ScriptEngine(Database *database, BatchProcessing *parent)
   : _jsEngine(new QJSEngine(this))
-  , _database(new Database(this))
+  , _database(database)
   , _parent(parent)
   , _pool(new QThreadPool(this))
 {
     QJSValue core = _jsEngine->newQObject(this);
     _jsEngine->globalObject().setProperty("core", core);
     QJSValue fitsRecordObject = _jsEngine->newQMetaObject(&FITSRecordModify::staticMetaObject);
+    QJSValue textFile = _jsEngine->newQMetaObject(&TextFile::staticMetaObject);
     _jsEngine->globalObject().setProperty("FITSRecordModify", fitsRecordObject);
-    _database->init(QLatin1String("scriptengine"));
+    _jsEngine->globalObject().setProperty("TextFile", textFile);
     _semaphore.release(_pool->maxThreadCount());
     _pool->setThreadPriority(QThread::LowPriority);
 
@@ -73,17 +74,22 @@ void ScriptEngine::log(const QString &message)
 
 void ScriptEngine::mark(File *file)
 {
-    _database->mark(file->absoluteFilePath());
+    QString path = file->absoluteFilePath();
+    QMetaObject::invokeMethod(_database, [this, path](){ _database->mark(path); }, Qt::QueuedConnection);
 }
 
 void ScriptEngine::unmark(File *file)
 {
-    _database->unmark(file->absoluteFilePath());
+    QString path = file->absoluteFilePath();
+    QMetaObject::invokeMethod(_database, [this, path](){ _database->unmark(path); }, Qt::QueuedConnection);
 }
 
-bool ScriptEngine::isMarked(const File *file) const
+bool ScriptEngine::isMarked(const File *file)
 {
-    return _database->isMarked(file->absoluteFilePath());
+    bool ret;
+    QString path = file->absoluteFilePath();
+    QMetaObject::invokeMethod(_database, [this, path](){ return _database->isMarked(path); }, Qt::BlockingQueuedConnection, &ret);
+    return ret;
 }
 
 void ScriptEngine::setMaxThread(int maxthread)
@@ -130,6 +136,40 @@ QJSValue ScriptEngine::getItem(const QStringList &items, const QString &label, i
     return ret;
 }
 
+void ScriptEngine::plot(const QJSValue &pointsArray)
+{
+    if(pointsArray.isArray())
+    {
+        int len = pointsArray.property("length").toInt();
+        QVector<QPointF> points;
+        for(int i = 0; i < len; i++)
+        {
+            QJSValue point = pointsArray.property(i);
+            points.append(QPointF(point.property("x").toNumber(), point.property("y").toNumber()));
+        }
+        QMetaObject::invokeMethod(_parent, "plot", Qt::QueuedConnection, Q_ARG(QVector<QPointF>, points));
+    }
+}
+
+QJSValue ScriptEngine::openFile(const QString &fileName, const QString &mode)
+{
+    QFileInfo info(fileName);
+    if(!info.isAbsolute())
+        info = QFileInfo(outputDir() + fileName);
+
+    TextFile *textFile = new TextFile;
+    if(textFile->open(info.absoluteFilePath(), mode))
+    {
+        return _jsEngine->newQObject(textFile);
+    }
+    else
+    {
+        logError("Failed to open file " + fileName);
+        delete textFile;
+        return false;
+    }
+}
+
 bool ScriptEngine::convert(File *file, QString &outpath, const QString &format, const QVariantMap &params, bool async)
 {
     QString path;
@@ -222,7 +262,7 @@ void ScriptEngine::setStartingSolution(const QJSValue &solution)
     if(solution.isObject())
     {
         if(solution.hasProperty("ra") && solution.hasProperty("dec") && solution.property("ra").isNumber() && solution.property("dec").isNumber())
-            _solver->setSearchPosition(solution.property("ra").toNumber(), solution.property("dec").toNumber());
+            _solver->setSearchPosition(solution.property("ra").toNumber() / 15.0, solution.property("dec").toNumber());
 
         if(solution.hasProperty("pixscale") && solution.property("pixscale").isNumber())
         {
@@ -733,7 +773,7 @@ QJSValue File::stats()
     {
         ImageInfoData info;
         std::shared_ptr<RawImage> rawImage;
-        loadImage(_path, info, rawImage);
+        loadImage(_path, info, rawImage, 0);
         rawImage->calcStats();
         RawImage::Stats stats = rawImage->imageStats();
         _stats = _engine->newObject();
@@ -765,11 +805,11 @@ QJSValue File::extractStars(bool hfr)
 }
 #endif // PLATESOLVER
 
-ScriptEngineThread::ScriptEngineThread(BatchProcessing *parent) : QObject(parent)
+ScriptEngineThread::ScriptEngineThread(Database *database, BatchProcessing *parent) : QObject(parent)
 {
     _thread = new QThread();
     _thread->setObjectName("ScriptEngine");
-    _engine = new ScriptEngine(parent);
+    _engine = new ScriptEngine(database, parent);
     _engine->moveToThread(_thread);
     connect(_engine, &ScriptEngine::finished, _thread, &QThread::quit);
     connect(_engine, &ScriptEngine::newMessage, this, &ScriptEngineThread::newMessage);
@@ -816,4 +856,60 @@ void FITSRecordModify::addKeyword(const QString &key, const QVariant &value, con
     _update.append({key.toLatin1(), value, comment.toLatin1()});
 }
 
+bool TextFile::open(const QString &path, const QString &mode)
+{
+    _fr.setFileName(path);
+    QIODevice::OpenMode openMode;
+    if(mode == "r")
+        openMode = QIODevice::ReadOnly;
+    else if(mode == "w")
+        openMode = QIODevice::WriteOnly;
+    else if(mode == "a")
+        openMode = QIODevice::WriteOnly | QIODevice::Append;
+    else if(mode == "r+")
+        openMode = QIODevice::ReadWrite | QIODevice::ExistingOnly;
+    else if(mode == "w+")
+        openMode = QIODevice::ReadWrite;
+    else if(mode == "a+")
+        openMode = QIODevice::ReadWrite | QIODevice::Append;
+    else
+        return false;
+
+    openMode |= QIODevice::Text;//always open as text
+    return _fr.open(openMode);
+}
+
+void TextFile::write(const QString &data)
+{
+    _fr.write(data.toUtf8());
+}
+
+QString TextFile::read(int maxlen)
+{
+    QByteArray data = _fr.read(maxlen);
+    return data;
+}
+
+QString TextFile::readLine()
+{
+    QByteArray data = _fr.readLine();
+    return QString::fromUtf8(data);
+}
+
+QString TextFile::readAll()
+{
+    QByteArray data = _fr.readAll();
+    return QString::fromUtf8(data);
+}
+
+bool TextFile::seek(qint64 offset)
+{
+    return _fr.seek(offset);
+}
+
+qint64 TextFile::pos()
+{
+    return _fr.pos();
+}
+
 }

scriptengine.h

@@ -8,7 +8,7 @@
 #include <QThreadPool>
 #include <QSemaphore>
 #include "database.h"
-#include "imageinfo.h"
+#include "imageinfodata.h"
 
 class BatchProcessing;
 class Solver;
@@ -31,7 +31,7 @@ class ScriptEngine : public QObject
     QList<QPair<QString, QString>> _paths;
     Solver *_solver = nullptr;
 public:
-    explicit ScriptEngine(BatchProcessing *parent = nullptr);
+    explicit ScriptEngine(Database *database, BatchProcessing *parent = nullptr);
     void setParams(const QString &scriptPath, const QList<QPair<QString, QString>> &paths, const QString &outputDir);
     void reportError(const QString &message);
     const QString& outputDir() const;
@@ -40,13 +40,15 @@ public:
     Q_INVOKABLE void log(const QString &message);
     Q_INVOKABLE void mark(File *file);
     Q_INVOKABLE void unmark(File *file);
-    Q_INVOKABLE bool isMarked(const File *file) const;
+    Q_INVOKABLE bool isMarked(const File *file);
     Q_INVOKABLE void setMaxThread(int maxthread);
     Q_INVOKABLE void sync();
     Q_INVOKABLE QJSValue getString(const QString &label = QString(), const QString &text = QString()) const;
     Q_INVOKABLE QJSValue getInt(const QString &label = QString(), int value = 0);
     Q_INVOKABLE QJSValue getFloat(const QString &label = QString(), double value = 0, int decimals = 3) const;
     Q_INVOKABLE QJSValue getItem(const QStringList &items, const QString &label = "", int current = 0) const;
+    Q_INVOKABLE void plot(const QJSValue &pointsArray);
+    Q_INVOKABLE QJSValue openFile(const QString &fileName, const QString &mode = "r");
     bool convert(File *file, QString &outpath, const QString &format, const QVariantMap &params, bool async);
 #ifdef PLATESOLVER
     Q_INVOKABLE void setSolverProfile(int index);
@@ -71,7 +73,7 @@ class ScriptEngineThread : public QObject
     QThread *_thread;
     ScriptEngine *_engine;
 public:
-    ScriptEngineThread(BatchProcessing *parent = nullptr);
+    ScriptEngineThread(Database *database, BatchProcessing *parent = nullptr);
     ~ScriptEngineThread();
     void setParams(const QString &scriptPath, const QList<QPair<QString, QString>> &paths, const QString &outputDir);
     void start();
@@ -142,6 +144,20 @@ public:
     Q_INVOKABLE void addKeyword(const QString &key, const QVariant &value, const QString &comment = QString());
 };
 
+class TextFile : public QObject
+{
+    Q_OBJECT
+    QFile _fr;
+public:
+    bool open(const QString &path, const QString &mode);
+    Q_INVOKABLE void write(const QString &data);
+    Q_INVOKABLE QString read(int maxlen);
+    Q_INVOKABLE QString readLine();
+    Q_INVOKABLE QString readAll();
+    Q_INVOKABLE bool seek(qint64 offset);
+    Q_INVOKABLE qint64 pos();
+};
+
 }
 
 #endif // SCRIPTENGINE_H

settingsdialog.cpp

@@ -4,12 +4,21 @@
 #include <QLabel>
 #include <QSettings>
 #include <QApplication>
+#include <QProcess>
+#include <QCoreApplication>
+#include <QFileInfo>
+#include <QMessageBox>
+#include <QDir>
+#include <QPushButton>
+#include <QLineEdit>
+#include <QColorDialog>
 #include "rawimage.h"
 
 extern int DEFAULT_WIDTH;
 extern double SATURATION;
 extern int FILTERING;
 extern bool BESTFIT;
+extern QMap<QString, QColor> headerHighlight;
 
 class EvenNumber : public QSpinBox
 {
@@ -80,6 +89,45 @@ SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent)
     m_bestFit->setToolTip(tr("Set Best Fit zoom level when opening new image."));
     m_bestFit->setChecked(BESTFIT);
 
+
+    m_headerHighlight = new QListWidget(this);
+    for(auto i = headerHighlight.begin(); i != headerHighlight.end(); i++)
+    {
+        QListWidgetItem *item = new QListWidgetItem(m_headerHighlight);
+        item->setText(i.key());
+        item->setBackground(i.value());
+    }
+    m_keyword = new QLineEdit(this);
+    QPushButton *color = new QPushButton(this);
+    QPixmap pix(16, 16);
+    pix.fill(m_color);
+    color->setIcon(pix);
+    connect(color, &QPushButton::clicked, [this, color](){
+        QColor rgb = QColorDialog::getColor(m_color, this);
+        if(rgb.isValid())
+        {
+            QPixmap pix(16, 16);
+            pix.fill(rgb);
+            color->setIcon(pix);
+            m_color = rgb;
+        }
+    });
+
+    QPushButton *add = new QPushButton(tr("Add keyword highlight"), this);
+    connect(add, &QPushButton::clicked, [this](){
+        auto list = m_headerHighlight->findItems(m_keyword->text(), Qt::MatchFixedString | Qt::MatchCaseSensitive);
+        if(list.size())return;
+        QListWidgetItem *item = new QListWidgetItem(m_headerHighlight);
+        item->setText(m_keyword->text());
+        item->setBackground(m_color);
+    });
+    QPushButton *remove = new QPushButton(tr("Remove keyword highlight"), this);
+    connect(remove, &QPushButton::clicked, [this](){
+        auto list = m_headerHighlight->selectedItems();
+        for(auto item : list)
+            delete item;
+    });
+
     layout->addRow(tr("Image preload count"), m_preloadImages);
     layout->addRow(tr("Thumbnails size"), m_thumSize);
     layout->addRow(tr("Saturation"), m_saturation);
@@ -88,8 +136,19 @@ SettingsDialog::SettingsDialog(QWidget *parent) : QDialog(parent)
     layout->addRow(m_qualityThumbnail);
     layout->addRow(m_useNativeDialog);
     layout->addRow(m_bestFit);
+    layout->addRow(m_headerHighlight);
+    layout->addRow(m_keyword, color);
+    layout->addRow(add, remove);
+
+#ifdef Q_OS_WIN64
+    QPushButton *installThumbnailer = new QPushButton(tr("Install"), this);
+    installThumbnailer->setToolTip(tr("This will install thumnail generation for FITS and XISF files in File Explorer"));
+    connect(installThumbnailer, &QPushButton::clicked, this, &SettingsDialog::installThumbnailer);
+    layout->addRow(tr("Install thumbnailer"), installThumbnailer);
+#endif
     //layout->addRow(new QLabel(tr("Changes in settings will take effect after program restart.")));
 
+
     QDialogButtonBox *buttonBox = new QDialogButtonBox(this);
     buttonBox->setStandardButtons(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
     connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
@@ -110,6 +169,11 @@ void SettingsDialog::loadSettings()
     FILTERING = settings.value("settings/filtering", FILTERING).toInt();
     QUALITY_RESIZE = settings.value("settings/qualitythumbnail", QUALITY_RESIZE).toBool();
     BESTFIT = settings.value("settings/bestfit", BESTFIT).toBool();
+    QStringList keywords = settings.value("settings/headerhighlightkeywords").toStringList();
+    QStringList colors = settings.value("settings/headerhighlightcolors").toStringList();
+    for(int i = 0; i < std::min(keywords.size(), colors.size()); i++)
+        headerHighlight.insert(keywords[i], QColor::fromString(colors[i]));
+
     QApplication::setAttribute(Qt::AA_DontUseNativeDialogs, settings.value("settings/dontusenativedialogs", false).toBool());
 }
 
@@ -123,6 +187,25 @@ bool SettingsDialog::loadThumbsizes()
     return OLD_THUMB_SIZE != THUMB_SIZE;
 }
 
+void SettingsDialog::installThumbnailer()
+{
+#ifdef Q_OS_WIN64
+    QString path = QCoreApplication::instance()->applicationDirPath() + "/tenmonthumbnailer.dll";
+    if(!QFileInfo::exists(path))
+    {
+        QMessageBox::critical(this, tr("Missing dll"), tr("Can't find ") + path);
+        return;
+    }
+
+    QProcess regsvr;
+    int ret = regsvr.execute("regsvr32.exe", {"/s", path});
+    if(ret == 0)
+        QMessageBox::information(this, tr("Thumbnail support"), tr("Thumbnail generation support sucessufully installed."));
+    else
+        QMessageBox::critical(this, tr("Error"), tr("Failed to register thumbnailer. %1").arg(ret));
+#endif
+}
+
 void SettingsDialog::saveSettings()
 {
     QSettings settings;
@@ -141,4 +224,15 @@ void SettingsDialog::saveSettings()
     QApplication::setAttribute(Qt::AA_DontUseNativeDialogs, m_useNativeDialog->isChecked());
     if(DEFAULT_WIDTH != m_preloadImages->value())
         emit preloadChanged(m_preloadImages->value());
+
+    headerHighlight.clear();
+    QStringList colors;
+    for(int i = 0; i < m_headerHighlight->count(); i++)
+    {
+        auto item = m_headerHighlight->item(i);
+        colors.push_back(item->background().color().name());
+        headerHighlight[item->text()] = item->background().color();
+    }
+    settings.setValue("settings/headerhighlightkeywords", headerHighlight.keys());
+    settings.setValue("settings/headerhighlightcolors", colors);
 }

settingsdialog.h

@@ -5,6 +5,7 @@
 #include <QSpinBox>
 #include <QCheckBox>
 #include <QComboBox>
+#include <QListWidget>
 
 class SettingsDialog : public QDialog
 {
@@ -13,6 +14,8 @@ public:
     explicit SettingsDialog(QWidget *parent = nullptr);
     static void loadSettings();
     static bool loadThumbsizes();
+public slots:
+    void installThumbnailer();
 signals:
     void preloadChanged(int witdth);
 private:
@@ -26,6 +29,9 @@ private:
     QCheckBox *m_qualityThumbnail;
     QComboBox *m_filtering;
     QCheckBox *m_bestFit;
+    QListWidget *m_headerHighlight;
+    QColor m_color = Qt::yellow;
+    QLineEdit *m_keyword;
 };
 
 #endif // SETTINGSDIALOG_H

shaders/image.frag

@@ -1,6 +1,6 @@
 uniform sampler2D qt_Texture0;
 uniform sampler3D lut_table;
-uniform sampler1DArray colormap;
+uniform sampler2DArray colormap;
 uniform vec3 mtf_param[3];
 uniform vec2 unit_scale;
 uniform bool bw;
@@ -30,7 +30,7 @@ vec3 falsecolor(float color)
 {
     color *= 255.0 / 256.0;
     color += 0.5 / 256.0;
-    return texture(colormap, vec2(color, colormapIdx)).rgb;
+    return texture(colormap, vec3(color, 0.5, colormapIdx)).rgb;
 }
 
 vec3 checker()

solver.cpp

@@ -41,7 +41,7 @@ bool Solver::loadImage(const QString &path)
     _loaded = false;
     std::shared_ptr<RawImage> image;
     ImageInfoData info;
-    if(::loadImage(path, info, image, true))
+    if(::loadImage(path, info, image, 0, true))
     {
         return loadImage(image, path);
     }
@@ -188,6 +188,7 @@ bool Solver::updateHeader(QString &error)
     modify.updateKeyword("EQUINOX", 2000, QByteArray("Equinox of coordinates"));
     bool ret = file.modifyFITSRecords(&modify);
     if(!ret)error = tr("Failed to update file header");
+    else emit headerUpdated(_path);
     return ret;
 }
 

solver.h

@@ -46,6 +46,7 @@ public slots:
 signals:
     void solvingDone();
     void extractionDone();
+    void headerUpdated(const QString &path);
     void logOutput(const QString &log);
 };
 

space.nouspiro.tenmon.metainfo.xml

@@ -58,6 +58,15 @@
     </screenshots>
     <content_rating type="oars-1.1"/>
     <releases>
+    <release version="20250318" date="2025-03-18">
+      <description>
+        <ul>
+          <li>Fix OpenGL ES drawings</li>
+          <li>Fix mark/unmark files from script</li>
+          <li>Fix stretching of float images with values outside of 0-1 range</li>
+        </ul>
+      </description>
+    </release>
     <release version="20250302" date="2025-03-02">
       <description>
         <ul>

stfslider.cpp

@@ -12,7 +12,7 @@ static float clamp(float x)
 
 STFSlider::STFSlider(const QColor &color, QWidget *parent) : QWidget(parent)
 {
-    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
     setMinimumWidth(100);
     setMouseTracking(true);
 
@@ -64,12 +64,51 @@ void STFSlider::setMTFParams(float low, float mid, float high)
     update();
 }
 
+void STFSlider::orientationChanged(Qt::Orientations orientation)
+{
+    m_orientation = orientation;
+    if(m_orientation == Qt::Horizontal)
+    {
+        if(m_color == Qt::white)
+        {
+            setMaximumSize(QWIDGETSIZE_MAX, 16);
+            setMinimumSize(16, 16);
+        }
+        else
+        {
+            setMaximumSize(QWIDGETSIZE_MAX, 10);
+            setMinimumSize(10, 10);
+        }
+    }
+    else
+    {
+        if(m_color == Qt::white)
+        {
+            setMaximumSize(16, QWIDGETSIZE_MAX);
+            setMinimumSize(16, 16);
+        }
+        else
+        {
+            setMaximumSize(10, QWIDGETSIZE_MAX);
+            setMinimumSize(10, 10);
+        }
+    }
+}
+
 void STFSlider::paintEvent(QPaintEvent *event)
 {
     QPainter painter(this);
     QRect rect = event->rect();
     qreal w = rect.width() - 1;
     qreal h = rect.height();
+    if(m_orientation == Qt::Vertical)
+    {
+        rect = rect.transposed();
+        painter.rotate(90);
+        w = rect.width() - 1;
+        h = rect.height();
+        painter.translate(0, -h);
+    }
     QLinearGradient gradient(rect.topLeft(), rect.topRight());
     gradient.setColorAt(0, Qt::black);
     for(int i=1; i<=32; i++)
@@ -93,6 +132,11 @@ void STFSlider::paintEvent(QPaintEvent *event)
     {
         painter.setPen(p < m_threshold ? Qt::white : Qt::black);
         painter.resetTransform();
+        if(m_orientation == Qt::Vertical)
+        {
+            painter.rotate(90);
+            painter.translate(0, -h);
+        }
         painter.translate(w*p, 0);
         painter.drawPath(tick);
     };
@@ -105,15 +149,26 @@ void STFSlider::paintEvent(QPaintEvent *event)
 
 void STFSlider::mouseMoveEvent(QMouseEvent *event)
 {
-    const qreal x = event->position().x();
+    qreal x,w;
-    if(std::abs(m_blackPoint*width() - x) < 5 ||
+    if(m_orientation == Qt::Horizontal)
-            std::abs((m_blackPoint + (m_whitePoint - m_blackPoint) * m_midPoint)*width() - x) < 5 ||
+    {
-            std::abs(m_whitePoint*width() - x) < 5)
+        x = event->position().x();
-        setCursor(Qt::SplitHCursor);
+        w = width();
+    }
+    else
+    {
+        x = event->position().y();
+        w = height();
+    }
+
+    if(std::abs(m_blackPoint*w - x) < 5 ||
+            std::abs((m_blackPoint + (m_whitePoint - m_blackPoint) * m_midPoint)*w - x) < 5 ||
+            std::abs(m_whitePoint*w - x) < 5)
+        setCursor(m_orientation == Qt::Horizontal ? Qt::SplitHCursor : Qt::SplitVCursor);
     else
         unsetCursor();
 
-    qreal xw = x/width();
+    qreal xw = x/w;
     if(event->modifiers() & Qt::ShiftModifier && !m_fineTune)
     {
         m_fineTune = true;
@@ -154,18 +209,29 @@ void STFSlider::mouseMoveEvent(QMouseEvent *event)
 
 void STFSlider::mousePressEvent(QMouseEvent *event)
 {
-    const qreal x = event->position().x();
+    qreal x,w;
+    if(m_orientation == Qt::Horizontal)
+    {
+        x = event->position().x();
+        w = width();
+    }
+    else
+    {
+        x = event->position().y();
+        w = height();
+    }
+
     if(event->modifiers() & Qt::ShiftModifier)
     {
         m_fineTune = true;
-        m_fineTuneX = x/width();
+        m_fineTuneX = x/w;
     }
 
-    if(std::abs((m_blackPoint + (m_whitePoint - m_blackPoint) * m_midPoint)*width() - x) < 5)
+    if(std::abs((m_blackPoint + (m_whitePoint - m_blackPoint) * m_midPoint)*w - x) < 5)
         m_grabbed = 1;
-    else if(std::abs(m_blackPoint*width() - x) < 5)
+    else if(std::abs(m_blackPoint*w - x) < 5)
         m_grabbed = 0;
-    else if(std::abs(m_whitePoint*width() - x) < 5)
+    else if(std::abs(m_whitePoint*w - x) < 5)
         m_grabbed = 2;
     else
         m_grabbed = -1;

stfslider.h

@@ -15,12 +15,15 @@ class STFSlider : public QWidget
     float m_fineTuneX;
     QColor m_color;
     float m_threshold;
+    Qt::Orientations m_orientation = Qt::Horizontal;
 public:
     explicit STFSlider(const QColor &color = Qt::white, QWidget *parent = nullptr);
     float blackPoint() const;
     float midPoint() const;
     float whitePoint() const;
     void setMTFParams(float low, float mid, float high);
+public slots:
+    void orientationChanged(Qt::Orientations orientation);
 signals:
     void paramChanged(float blackPoint, float midPoint, float whitePoint);
 protected:

stretchtoolbar.cpp

@@ -6,17 +6,6 @@
 #include <QStyle>
 #include "imageringlist.h"
 
-const float BLACK_POINT_SIGMA = -2.8f;
-const float MAD_TO_SIGMA = 1.4826f;
-const float TARGET_BACKGROUND = 0.25f;
-
-float MTF(float x, float m)
-{
-    if(x < 0)return 0;
-    if(x > 1)return 1;
-    return ((m - 1) * x) / ((2 * m - 1) * x - m);
-}
-
 StretchToolbar::StretchToolbar(QWidget *parent) : QToolBar(tr("Stretch toolbar"), parent)
 {
     setObjectName("stretchtoolbar");
@@ -24,16 +13,23 @@ StretchToolbar::StretchToolbar(QWidget *parent) : QToolBar(tr("Stretch toolbar")
     QVBoxLayout *vbox1 = new QVBoxLayout(lum);
     m_stfSlider = new STFSlider(Qt::white, this);
     vbox1->addWidget(m_stfSlider);
+    connect(this, &StretchToolbar::orientationChanged, m_stfSlider, &STFSlider::orientationChanged);
 
     m_stfSliderR = new STFSlider(Qt::red, this);
     m_stfSliderG = new STFSlider(Qt::green, this);
     m_stfSliderB = new STFSlider(Qt::blue, this);
     QWidget *rgb = new QWidget(this);
-    QVBoxLayout *vbox2 = new QVBoxLayout(rgb);
+    QBoxLayout *box2 = new QBoxLayout(orientation() == Qt::Horizontal ? QBoxLayout::TopToBottom : QBoxLayout::LeftToRight, rgb);
-    vbox2->setSpacing(0);
+    box2->setSpacing(0);
-    vbox2->addWidget(m_stfSliderR);
+    box2->addWidget(m_stfSliderR);
-    vbox2->addWidget(m_stfSliderG);
+    box2->addWidget(m_stfSliderG);
-    vbox2->addWidget(m_stfSliderB);
+    box2->addWidget(m_stfSliderB);
+    connect(this, &StretchToolbar::orientationChanged, m_stfSliderR, &STFSlider::orientationChanged);
+    connect(this, &StretchToolbar::orientationChanged, m_stfSliderG, &STFSlider::orientationChanged);
+    connect(this, &StretchToolbar::orientationChanged, m_stfSliderB, &STFSlider::orientationChanged);
+    connect(this, &StretchToolbar::orientationChanged, [box2](Qt::Orientations orientation){
+        box2->setDirection(orientation == Qt::Horizontal ? QBoxLayout::TopToBottom : QBoxLayout::LeftToRight);
+    });
 
     m_stack = new QStackedWidget(this);
     m_stack->addWidget(lum);

tfloat16.h

@@ -0,0 +1,68 @@
+#ifndef TFLOAT16_H
+#define TFLOAT16_H
+
+// crude implementation of float16 for platforms that do not support _Float16
+
+#include <stdint.h>
+
+class TFloat16
+{
+    uint16_t b16;
+public:
+    TFloat16(){ b16 = 0; }
+    explicit inline TFloat16(float f)
+    {
+        uint32_t i = *reinterpret_cast<uint32_t*>(&f);
+        uint32_t sign = (i >> 16) & 0x8000;
+        uint32_t exp = (i >> 23) & 0xff;
+        uint32_t mantisa = (i & 0x7fffff) >> 13;
+
+        b16 = 0;
+        if(exp < 111)
+        {
+            // do nothing it map to 0
+        }
+        else if(exp == 111)
+        {
+            b16 |= sign;
+            b16 |= mantisa;
+        }
+        else if(exp == 255)//inf or nan
+        {
+            b16 = 0x7c00;
+            b16 |= sign;
+            b16 |= mantisa;
+        }
+        else if(exp > 142)
+        {
+            b16 = 0x7c00;// inf
+            b16 |= sign;
+        }
+        else
+        {
+            b16 |= sign;
+            b16 |= (exp - 112) << 10;
+            b16 |= mantisa;
+        }
+    }
+    friend TFloat16 operator*(TFloat16 a, TFloat16 b)
+    {
+        return TFloat16(static_cast<float>(a) * static_cast<float>(b));
+    }
+    operator float() const
+    {
+        uint32_t i = 0;
+        uint32_t sign = b16 & 0x8000;
+        uint32_t exp = (b16 & 0x7c00) >> 10;
+        if(b16)
+        {
+            i |= sign << 16;
+            if(exp==31)i |= 0x7f800000;
+            else i |= (exp + 112) << 23;
+            i |= (b16 & 0x3ff) << 13;
+        }
+        return *reinterpret_cast<float*>(&i);
+    }
+};
+
+#endif // TFLOAT16_H

thumbnailer/CMakeLists.txt

@@ -3,24 +3,29 @@ option(BUILD_THUMBNAILER "Build generator of thumbnails" OFF)
 if(BUILD_THUMBNAILER)
     if(WIN32)
         add_library(tenmonthumbnailer SHARED
-            winmain.cpp
+            Dll.cpp
+            loadimage.cpp
+            TenmonThumbnailProvider.cpp
+            ../rawimage.h
             ../rawimage.cpp
             ../rawimage_sse.cpp)
+        set_target_properties(tenmonthumbnailer PROPERTIES PREFIX "")
 
         target_compile_definitions(tenmonthumbnailer PRIVATE NO_QT)
         target_include_directories(tenmonthumbnailer PRIVATE ../libXISF)
-        target_link_libraries(tenmonthumbnailer PRIVATE ${LCMS2_LIB} XISF)
+        target_link_libraries(tenmonthumbnailer PRIVATE shlwapi ${FITS_LIB} XISF)
+        target_link_options(tenmonthumbnailer PRIVATE "-static")
     else(WIN32)
         qt_add_executable(tenmonthumbnailer
             main.cpp
+            loadimage.cpp
             ../rawimage.cpp
-            ../rawimage_sse.cpp
+            ../rawimage_sse.cpp)
-            ../loadimage.cpp
-            ../imageinfodata.cpp)
 
-        target_link_libraries(tenmonthumbnailer PRIVATE Qt6::Core Qt6::Gui ${EXIF_LIB} ${FITS_LIB} ${RAW_LIB} ${WCS_LIB} ${LCMS2_LIB} XISF)
+        target_link_libraries(tenmonthumbnailer PRIVATE ${FITS_LIB} XISF)
 
         target_include_directories(tenmonthumbnailer PRIVATE ../libXISF)
+        target_compile_definitions(tenmonthumbnailer PRIVATE NO_QT)
     endif(WIN32)
 endif(BUILD_THUMBNAILER)
 

thumbnailer/Dll.cpp

@@ -0,0 +1,244 @@
+#include <objbase.h>
+#include <shlwapi.h>
+#include <thumbcache.h> // For IThumbnailProvider.
+#include <shlobj.h>     // For SHChangeNotify
+#include <new>
+
+extern HRESULT TenmonThumbnailer_CreateInstance(REFIID riid, void **ppv);
+
+#define SZ_CLSID_TENMONTHUMBHANDLER     L"{0f3881d7-c9f0-45cb-aadb-40192aead2b4}"
+#define SZ_TENMONTHUMBHANDLER           L"Tenmon Thumbnail Handler"
+
+const CLSID CLSID_TenmonThumbHandler    = {0x0f3881d7, 0xc9f0, 0x45cb, {0xaa, 0xdb, 0x40, 0x19, 0x2a, 0xea, 0xd2, 0xb4}};
+
+typedef HRESULT (*PFNCREATEINSTANCE)(REFIID riid, void **ppvObject);
+struct CLASS_OBJECT_INIT
+{
+    const CLSID *pClsid;
+    PFNCREATEINSTANCE pfnCreate;
+};
+
+// add classes supported by this module here
+const CLASS_OBJECT_INIT c_rgClassObjectInit[] =
+{
+    { &CLSID_TenmonThumbHandler, TenmonThumbnailer_CreateInstance }
+};
+
+
+long g_cRefModule = 0;
+
+// Handle the the DLL's module
+HINSTANCE g_hInst = NULL;
+
+// Standard DLL functions
+STDAPI_(BOOL) DllMain(HINSTANCE hInstance, DWORD dwReason, void *)
+{
+    if (dwReason == DLL_PROCESS_ATTACH)
+    {
+        g_hInst = hInstance;
+        DisableThreadLibraryCalls(hInstance);
+    }
+    return TRUE;
+}
+
+STDAPI DllCanUnloadNow()
+{
+    // Only allow the DLL to be unloaded after all outstanding references have been released
+    return (g_cRefModule == 0) ? S_OK : S_FALSE;
+}
+
+void DllAddRef()
+{
+    InterlockedIncrement(&g_cRefModule);
+}
+
+void DllRelease()
+{
+    InterlockedDecrement(&g_cRefModule);
+}
+
+class CClassFactory : public IClassFactory
+{
+public:
+    static HRESULT CreateInstance(REFCLSID clsid, const CLASS_OBJECT_INIT *pClassObjectInits, size_t cClassObjectInits, REFIID riid, void **ppv)
+    {
+        *ppv = NULL;
+        HRESULT hr = CLASS_E_CLASSNOTAVAILABLE;
+        for (size_t i = 0; i < cClassObjectInits; i++)
+        {
+            if (clsid == *pClassObjectInits[i].pClsid)
+            {
+                IClassFactory *pClassFactory = new (std::nothrow) CClassFactory(pClassObjectInits[i].pfnCreate);
+                hr = pClassFactory ? S_OK : E_OUTOFMEMORY;
+                if (SUCCEEDED(hr))
+                {
+                    hr = pClassFactory->QueryInterface(riid, ppv);
+                    pClassFactory->Release();
+                }
+                break; // match found
+            }
+        }
+        return hr;
+    }
+
+    CClassFactory(PFNCREATEINSTANCE pfnCreate) : _cRef(1), _pfnCreate(pfnCreate)
+    {
+        DllAddRef();
+    }
+
+    // IUnknown
+    IFACEMETHODIMP QueryInterface(REFIID riid, void ** ppv)
+    {
+        static const QITAB qit[] =
+        {
+            QITABENT(CClassFactory, IClassFactory),
+            { 0 }
+        };
+        return QISearch(this, qit, riid, ppv);
+    }
+
+    IFACEMETHODIMP_(ULONG) AddRef()
+    {
+        return InterlockedIncrement(&_cRef);
+    }
+
+    IFACEMETHODIMP_(ULONG) Release()
+    {
+        long cRef = InterlockedDecrement(&_cRef);
+        if (cRef == 0)
+        {
+            delete this;
+        }
+        return cRef;
+    }
+
+    // IClassFactory
+    IFACEMETHODIMP CreateInstance(IUnknown *punkOuter, REFIID riid, void **ppv)
+    {
+        return punkOuter ? CLASS_E_NOAGGREGATION : _pfnCreate(riid, ppv);
+    }
+
+    IFACEMETHODIMP LockServer(BOOL fLock)
+    {
+        if (fLock)
+        {
+            DllAddRef();
+        }
+        else
+        {
+            DllRelease();
+        }
+        return S_OK;
+    }
+
+private:
+    ~CClassFactory()
+    {
+        DllRelease();
+    }
+
+    long _cRef;
+    PFNCREATEINSTANCE _pfnCreate;
+};
+
+STDAPI DllGetClassObject(REFCLSID clsid, REFIID riid, void **ppv)
+{
+    return CClassFactory::CreateInstance(clsid, c_rgClassObjectInit, ARRAYSIZE(c_rgClassObjectInit), riid, ppv);
+}
+
+// A struct to hold the information required for a registry entry
+
+struct REGISTRY_ENTRY
+{
+    HKEY   hkeyRoot;
+    PCWSTR pszKeyName;
+    PCWSTR pszValueName;
+    PCWSTR pszData;
+};
+
+// Creates a registry key (if needed) and sets the default value of the key
+
+HRESULT CreateRegKeyAndSetValue(const REGISTRY_ENTRY *pRegistryEntry)
+{
+    HKEY hKey;
+    HRESULT hr = HRESULT_FROM_WIN32(RegCreateKeyExW(pRegistryEntry->hkeyRoot, pRegistryEntry->pszKeyName,
+                                0, NULL, REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &hKey, NULL));
+    if (SUCCEEDED(hr))
+    {
+        hr = HRESULT_FROM_WIN32(RegSetValueExW(hKey, pRegistryEntry->pszValueName, 0, REG_SZ,
+                            (LPBYTE) pRegistryEntry->pszData,
+                            ((DWORD) wcslen(pRegistryEntry->pszData) + 1) * sizeof(WCHAR)));
+        RegCloseKey(hKey);
+    }
+    return hr;
+}
+
+//
+// Registers this COM server
+//
+STDAPI DllRegisterServer()
+{
+    HRESULT hr;
+
+    WCHAR szModuleName[MAX_PATH];
+
+    if (!GetModuleFileNameW(g_hInst, szModuleName, ARRAYSIZE(szModuleName)))
+    {
+        hr = HRESULT_FROM_WIN32(GetLastError());
+    }
+    else
+    {
+        // List of registry entries we want to create
+        const REGISTRY_ENTRY rgRegistryEntries[] =
+        {
+            // RootKey            KeyName                                                                                    ValueName                       Data
+            {HKEY_CURRENT_USER,   L"Software\\Classes\\CLSID\\" SZ_CLSID_TENMONTHUMBHANDLER,                                 NULL,                           SZ_TENMONTHUMBHANDLER},
+            {HKEY_CURRENT_USER,   L"Software\\Classes\\CLSID\\" SZ_CLSID_TENMONTHUMBHANDLER L"\\InProcServer32",             NULL,                           szModuleName},
+            {HKEY_CURRENT_USER,   L"Software\\Classes\\CLSID\\" SZ_CLSID_TENMONTHUMBHANDLER L"\\InProcServer32",             L"ThreadingModel",              L"Apartment"},
+            {HKEY_CURRENT_USER,   L"Software\\Classes\\.xisf\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}",              NULL,                           SZ_CLSID_TENMONTHUMBHANDLER},
+            {HKEY_CURRENT_USER,   L"Software\\Classes\\.fits\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}",              NULL,                           SZ_CLSID_TENMONTHUMBHANDLER},
+            {HKEY_CURRENT_USER,   L"Software\\Classes\\.fit\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}",               NULL,                           SZ_CLSID_TENMONTHUMBHANDLER},
+        };
+
+        hr = S_OK;
+        for (int i = 0; i < ARRAYSIZE(rgRegistryEntries) && SUCCEEDED(hr); i++)
+        {
+            hr = CreateRegKeyAndSetValue(&rgRegistryEntries[i]);
+        }
+    }
+    if (SUCCEEDED(hr))
+    {
+        // This tells the shell to invalidate the thumbnail cache.  This is important because any .xisf files
+        // viewed before registering this handler would otherwise show cached blank thumbnails.
+        SHChangeNotify(SHCNE_ASSOCCHANGED, SHCNF_IDLIST, NULL, NULL);
+    }
+    return hr;
+}
+
+//
+// Unregisters this COM server
+//
+STDAPI DllUnregisterServer()
+{
+    HRESULT hr = S_OK;
+
+    const PCWSTR rgpszKeys[] =
+    {
+        L"Software\\Classes\\CLSID\\" SZ_CLSID_TENMONTHUMBHANDLER,
+        L"Software\\Classes\\.xisf\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}"
+        L"Software\\Classes\\.fits\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}"
+        L"Software\\Classes\\.fit\\ShellEx\\{e357fccd-a995-4576-b01f-234630154e96}"
+    };
+
+    // Delete the registry entries
+    for (int i = 0; i < ARRAYSIZE(rgpszKeys) && SUCCEEDED(hr); i++)
+    {
+        hr = HRESULT_FROM_WIN32(RegDeleteTreeW(HKEY_CURRENT_USER, rgpszKeys[i]));
+        if (hr == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND))
+        {
+            // If the registry entry has already been deleted, say S_OK.
+            hr = S_OK;
+        }
+    }
+    return hr;
+}

thumbnailer/TenmonThumbnailProvider.cpp

@@ -0,0 +1,199 @@
+#include <shlwapi.h>
+#include <thumbcache.h> // For IThumbnailProvider.
+#include <new>
+#include "libxisf.h"
+#include "../rawimage.h"
+
+bool loadXISF(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage);
+bool loadFITS(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage);
+
+void RawImageToHTBITMAP(std::shared_ptr<RawImage> &rawImage, HBITMAP *hbmp, UINT thumbSize)
+{
+    rawImage->calcStats();
+
+    DWORD thre = 20;
+    DWORD dataSize = 4;
+    HRESULT hr = HRESULT_FROM_WIN32(RegGetValueW(HKEY_CURRENT_USER, L"SOFTWARE\\nou\\Tenmon\\settings", L"thumbnailstretchthreshold", RRF_RT_DWORD, NULL, &thre, &dataSize));
+
+    float thref = 0.1f;
+    if(hr == S_OK)
+        thref = thre / 100.0f;
+
+    if(rawImage->imageStats().m_median[0] < rawImage->norm() * thref)
+    {
+        //OutputDebugStringA("Stretch image");
+        MTFParam params = rawImage->calcMTFParams();
+        rawImage->applySTF(params);
+    }
+
+    UINT w = rawImage->width();
+    UINT h = rawImage->height();
+
+    UINT cw = thumbSize;
+    UINT ch = thumbSize;
+    if (w > h)
+        ch = h * thumbSize / w;
+    else
+        cw = w * thumbSize / h;
+
+
+    rawImage->resize(cw, ch);
+    rawImage->convertToType(RawImage::UINT8);
+
+    BITMAPINFO bmi = {};
+    bmi.bmiHeader.biSize = sizeof(bmi.bmiHeader);
+    bmi.bmiHeader.biWidth = cw;
+    bmi.bmiHeader.biHeight = -static_cast<LONG>(ch);
+    bmi.bmiHeader.biPlanes = 1;
+    bmi.bmiHeader.biBitCount = 32;
+    bmi.bmiHeader.biCompression = BI_RGB;
+    UINT lw = cw * 4;
+
+    BYTE *pBits;
+    HBITMAP bmp = CreateDIBSection(NULL, &bmi, DIB_RGB_COLORS, reinterpret_cast<void **>(&pBits), NULL, 0);
+
+    const unsigned char *p = (const unsigned char*)rawImage->data();
+    const unsigned short *ps = (const unsigned short*)rawImage->data();
+    if(rawImage->channels() == 1)
+    {
+        for(UINT y = 0; y < ch; y++)
+        {
+            for(UINT x = 0; x < cw; x++)
+            {
+                pBits[(y * lw) + x * 4 + 0] = p[y * cw + x];
+                pBits[(y * lw) + x * 4 + 1] = p[y * cw + x];
+                pBits[(y * lw) + x * 4 + 2] = p[y * cw + x];
+                pBits[(y * lw) + x * 4 + 3] = 255;
+            }
+        }
+    }
+    else
+    {
+        for(UINT y = 0; y < ch; y++)
+        {
+            for(UINT x = 0; x < cw; x++)
+            {
+                pBits[(y * lw) + x * 4 + 0] = p[y * cw * 4 + x * 4 + 2];
+                pBits[(y * lw) + x * 4 + 1] = p[y * cw * 4 + x * 4 + 1];
+                pBits[(y * lw) + x * 4 + 2] = p[y * cw * 4 + x * 4 + 0];
+                pBits[(y * lw) + x * 4 + 3] = 255;
+            }
+        }
+    }
+
+    *hbmp = bmp;
+}
+
+class TenmonThumbProvider : public IInitializeWithStream,
+                             public IThumbnailProvider
+{
+public:
+    TenmonThumbProvider() : _cRef(1), _pStream(NULL)
+    {
+    }
+
+    virtual ~TenmonThumbProvider()
+    {
+        if (_pStream)
+        {
+            _pStream->Release();
+        }
+    }
+
+    // IUnknown
+    IFACEMETHODIMP QueryInterface(REFIID riid, void **ppv)
+    {
+        static const QITAB qit[] =
+        {
+            QITABENT(TenmonThumbProvider, IInitializeWithStream),
+            QITABENT(TenmonThumbProvider, IThumbnailProvider),
+            { 0 },
+        };
+        return QISearch(this, qit, riid, ppv);
+    }
+
+    IFACEMETHODIMP_(ULONG) AddRef()
+    {
+        return InterlockedIncrement(&_cRef);
+    }
+
+    IFACEMETHODIMP_(ULONG) Release()
+    {
+        ULONG cRef = InterlockedDecrement(&_cRef);
+        if (!cRef)
+        {
+            delete this;
+        }
+        return cRef;
+    }
+
+    // IInitializeWithStream
+    IFACEMETHODIMP Initialize(IStream *pStream, DWORD grfMode);
+
+    // IThumbnailProvider
+    IFACEMETHODIMP GetThumbnail(UINT cx, HBITMAP *phbmp, WTS_ALPHATYPE *pdwAlpha);
+
+private:
+
+    long _cRef;
+    IStream *_pStream;     // provided during initialization.
+};
+
+HRESULT TenmonThumbnailer_CreateInstance(REFIID riid, void **ppv)
+{
+    TenmonThumbProvider *pNew = new (std::nothrow) TenmonThumbProvider();
+    HRESULT hr = pNew ? S_OK : E_OUTOFMEMORY;
+    if (SUCCEEDED(hr))
+    {
+        hr = pNew->QueryInterface(riid, ppv);
+        pNew->Release();
+    }
+    return hr;
+}
+
+// IInitializeWithStream
+IFACEMETHODIMP TenmonThumbProvider::Initialize(IStream *pStream, DWORD)
+{
+    HRESULT hr = E_UNEXPECTED;  // can only be inited once
+    if (_pStream == NULL)
+    {
+        // take a reference to the stream if we have not been inited yet
+        hr = pStream->QueryInterface(&_pStream);
+    }
+    return hr;
+}
+
+// IThumbnailProvider
+IFACEMETHODIMP TenmonThumbProvider::GetThumbnail(UINT cx, HBITMAP *phbmp, WTS_ALPHATYPE *pdwAlpha)
+{
+    LibXISF::ByteArray data;
+    ULONG readSize = 0;
+    ULONG read;
+    data.resize(1024*1024);
+
+    while(_pStream->Read(data.data() + readSize, data.size() - readSize, &read) == S_OK)
+    {
+        readSize += read;
+        data.resize(data.size() + 1024*1024);
+    }
+    readSize += read;
+
+    *pdwAlpha = WTSAT_RGB;
+
+    data.resize(readSize);
+
+    std::shared_ptr<RawImage> rawImage;
+    if(data[0] == 'X' && data[1] == 'I' && data[2] == 'S' && data[3] == 'F')
+    {
+        if(!loadXISF(data, rawImage))
+            return E_FAIL;
+    }
+    else
+    {
+        if(!loadFITS(data, rawImage))
+            return E_FAIL;
+    }
+
+    RawImageToHTBITMAP(rawImage, phbmp, cx);
+    return S_OK;
+}

thumbnailer/genthumbnail.cpp

@@ -0,0 +1,37 @@
+#include "genthumbnail.h"
+#include "../rawimage.h"
+#include "../loadimage.h"
+
+
+int generateThumbnail(const QString &input, const QString &output, uint32_t size)
+{
+    ImageInfoData info;
+    std::shared_ptr<RawImage> rawImage;
+    if(!loadImage(input, info, rawImage, 0))
+        return 2;
+
+    if(!rawImage)
+        return 3;
+
+    QSize rect(rawImage->width(), rawImage->height());
+    rect.scale(size, size, Qt::KeepAspectRatio);
+    rawImage->calcStats();
+    rawImage->resize(rect.width(), rect.height());
+    if(rawImage->imageStats().m_median[0] < rawImage->norm() * 0.2f)
+    {
+        MTFParam mtfParams = rawImage->calcMTFParams(true);
+        rawImage->applySTF(mtfParams);
+    }
+    rawImage->convertToType(RawImage::UINT8);
+
+    QImage img;
+    if(rawImage->channels() == 1)
+        img = QImage((const uchar*)rawImage->data(), rawImage->width(), rawImage->height(), rawImage->widthBytes(), QImage::Format_Grayscale8);
+    else
+        img = QImage((const uchar*)rawImage->data(), rawImage->width(), rawImage->height(), rawImage->widthBytes(), QImage::Format_RGBA8888);
+
+    if(!img.save(output, "png"))
+        return 4;
+
+    return 0;
+}

thumbnailer/genthumbnail.h

@@ -0,0 +1,8 @@
+#ifndef GENTHUMBNAIL_H
+#define GENTHUMBNAIL_H
+
+#include <QString>
+
+int generateThumbnail(const QString &input, const QString &output, uint32_t size);
+
+#endif // GENTHUMBNAIL_H

thumbnailer/loadimage.cpp

@@ -0,0 +1,163 @@
+#include "libxisf.h"
+#include "../rawimage.h"
+#ifdef WIN32
+#include <windows.h>
+#endif
+#include <fitsio2.h>
+
+bool OpenGLES = false;
+
+bool loadXISF(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage)
+{
+    try
+    {
+        LibXISF::XISFReader xisf;
+        xisf.open(data);
+
+        const LibXISF::Image &xisfImage = xisf.getImage(0);
+
+        RawImage::DataType type;
+        switch(xisfImage.sampleFormat())
+        {
+        case LibXISF::Image::UInt8: type = RawImage::UINT8; break;
+        case LibXISF::Image::UInt16: type = RawImage::UINT16; break;
+        case LibXISF::Image::UInt32: type = RawImage::UINT32; break;
+        case LibXISF::Image::Float32: type = RawImage::FLOAT32; break;
+        case LibXISF::Image::Float64: type = RawImage::FLOAT64; break;
+        default: return false;
+        }
+
+        LibXISF::Image tmpImage = xisfImage;
+        tmpImage.convertPixelStorageTo(LibXISF::Image::Planar);
+
+        if(tmpImage.colorSpace() == LibXISF::Image::ColorSpace::Gray)
+        {
+            rawImage = std::make_shared<RawImage>(tmpImage.width(), tmpImage.height(), 1, type);
+            std::memcpy(rawImage->data(), tmpImage.imageData(), tmpImage.imageDataSize() / tmpImage.channelCount());
+        }
+        else if(tmpImage.channelCount() == 3 || tmpImage.channelCount() == 4)
+        {
+            rawImage = RawImage::fromPlanar(tmpImage.imageData(), tmpImage.width(), tmpImage.height(), tmpImage.channelCount(), type);
+        }
+        return true;
+    }
+    catch (LibXISF::Error &err)
+    {
+#ifdef WIN32
+        char text[1024];
+        sprintf_s(text, 1000, "Failed to open XISF image %s", err.what());
+        OutputDebugStringA(text);
+#endif
+        return false;
+    }
+    return false;
+}
+
+bool loadFITS(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage)
+{
+    fitsfile *file;
+
+    int status = 0;
+    int hdutype = -1;
+    int num = 0;
+    long naxes[3] = {0};
+
+    auto checkError = [&status]()
+    {
+        char err[100];
+        fits_get_errstatus(status, err);
+#ifdef WIN32
+        char text[1000];
+        sprintf_s(text, 1000, "Failed to load FITS file %s", err);
+        OutputDebugStringA(text);
+#endif
+        return false;
+    };
+
+    const void *dataPtr = data.data();
+    size_t size = data.size();
+    fits_open_memfile(&file, "file.fits", READONLY, (void**)&dataPtr, &size, 0, nullptr, &status);
+    if(status)return checkError();
+    fits_get_num_hdus(file, &num, &status);
+    if(status)return checkError();
+
+    int imgtype;
+    int naxis;
+    for(int i=1; i <= num; i++)
+    {
+        fits_movabs_hdu(file, i, &hdutype, &status);if(status)return checkError();
+        if(hdutype == IMAGE_HDU)
+        {
+            naxes[0] = naxes[1] = naxes[2] = 0;
+            fits_get_img_param(file, 3, &imgtype, &naxis, naxes, &status);if(status)return checkError();
+            fits_get_img_equivtype(file, &imgtype, &status);if(status)return checkError();
+
+            if(hdutype == IMAGE_HDU && naxis >= 2 && naxis <= 3 && status == 0)
+            {
+                RawImage::DataType type;
+                int fitstype;
+                long fpixel[3] = {1,1,1};
+                switch(imgtype)
+                {
+                case BYTE_IMG:
+                    type = RawImage::UINT8;
+                    fitstype = TBYTE;
+                    break;
+                case SHORT_IMG:
+                    type = RawImage::UINT16;
+                    fitstype = TSHORT;
+                    break;
+                case USHORT_IMG:
+                    type = RawImage::UINT16;
+                    fitstype = TUSHORT;
+                    break;
+                case ULONG_IMG:
+                    type = RawImage::UINT32;
+                    fitstype = TUINT;
+                    break;
+                case FLOAT_IMG:
+                    type = RawImage::FLOAT32;
+                    fitstype = TFLOAT;
+                    break;
+                case DOUBLE_IMG:
+                    type = RawImage::FLOAT64;
+                    fitstype = TDOUBLE;
+                    break;
+                default:
+                    return false;
+                    break;
+                }
+
+                size_t size = naxes[0]*naxes[1];
+                size_t w = naxes[0];
+                size_t h = naxes[1];
+
+                RawImage img(w, h, naxis == 2 ? 1 : naxes[2], type);
+                uint8_t *data = static_cast<uint8_t*>(img.data());
+                for (int i=1; i==1 || i<=naxes[2]; i++)
+                {
+                    fpixel[2] = i;
+                    fits_read_pix(file, fitstype, fpixel, size, NULL, data + img.size() * RawImage::typeSize(type) * (i-1), NULL, &status);
+                    if(status)return checkError();
+                }
+                if(fitstype == TSHORT)
+                {
+                    uint16_t *s = static_cast<uint16_t*>(img.data());
+                    size_t size = img.size() * img.channels();
+                    for(size_t i=0; i<size; i++)
+                        s[i] -= INT16_MIN;
+                }
+
+                if(img.channels() == 1)
+                    rawImage = std::make_shared<RawImage>(std::move(img));
+                else
+                    rawImage = RawImage::fromPlanar(img);
+
+                return true;
+            }
+        }
+    }
+
+    return false;
+}
+

thumbnailer/main.cpp

@@ -1,48 +1,80 @@
-#include <QCoreApplication>
+#include <vector>
-#include <QCommandLineParser>
+#include <string>
+#include <iostream>
 #include "../rawimage.h"
-#include "../loadimage.h"
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#include "stb_image_write.h"
 
-bool OpenGLES = false;
+bool loadXISF(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage);
+bool loadFITS(const LibXISF::ByteArray &data, std::shared_ptr<RawImage> &rawImage);
 
 int main(int argc, char *argv[])
 {
-    QCoreApplication a(argc, argv);
+    std::vector<std::string> args;
+    for(int i=0; i<argc; i++)
+        args.push_back(argv[i]);
 
-    QCommandLineParser parser;
+    if(args.size() < 3)
-    parser.addOption({{"s", "size"}, "Size of the thumbnail in pixels (default: 128)", "size", "128"});
-    parser.addPositionalArgument("input", "Input image file");
-    parser.addPositionalArgument("output", "Output image file");
-    parser.addHelpOption();
-
-    parser.process(a);
-
-    QStringList args = parser.positionalArguments();
-
-    if(args.size() < 2)
         return 1;
 
-    QString input = args[0];
+    std::string input = args[1];
-    QString output = args[1];
+    std::string output = args[2];
 
-    ImageInfoData info;
     std::shared_ptr<RawImage> rawImage;
-    if(!loadImage(input, info, rawImage))
-        return 1;
 
-    if(!rawImage)
+    LibXISF::ByteArray data;
+    std::ifstream fr;
+    fr.open(input, std::ios_base::in | std::ios_base::binary);
+    if(!fr.is_open())
         return 2;
 
+    fr.seekg(0, std::ios_base::end);
+    size_t len = fr.tellg();
+    fr.seekg(0, std::ios_base::beg);
+    data.resize(len);
+    fr.read(data.data(), len);
+    if(fr.bad())
+        return 3;
+
+    if(input.find(".xisf") != std::string::npos)
+    {
+        if(!loadXISF(data, rawImage))
+            return 4;
+    }
+    else
+    {
+        if(!loadFITS(data, rawImage))
+            return 4;
+    }
+
+    if(!rawImage)
+        return 5;
+
+    uint32_t thumbSize = 256;
+
+    uint32_t w = rawImage->width();
+    uint32_t h = rawImage->height();
+
+    uint32_t cw = thumbSize;
+    uint32_t ch = thumbSize;
+    if (w > h)
+        ch = h * thumbSize / w;
+    else
+        cw = w * thumbSize / h;
+
+    rawImage->calcStats();
+    rawImage->resize(cw, ch);
+    if(rawImage->imageStats().m_median[0] < rawImage->norm() * 0.1f)
+    {
+        MTFParam mtfParams = rawImage->calcMTFParams(true);
+        rawImage->applySTF(mtfParams);
+    }
     rawImage->convertToType(RawImage::UINT8);
 
-    QImage img((const uchar*)rawImage->data(), rawImage->width(), rawImage->height(), QImage::Format_RGBA8888);
+    if(rawImage->channels() == 1)
-    bool ok = false;
+        stbi_write_png(output.c_str(), cw, ch, 1, rawImage->data(), rawImage->widthBytes());
-    int size = parser.value("s").toInt(&ok);
+    else
-    if(!ok)size = 128;
+        stbi_write_png(output.c_str(), cw, ch, 4, rawImage->data(), rawImage->widthBytes());
-    img = img.scaled(size, size, Qt::KeepAspectRatio);
-    img.save(output, "png");
-
-    //rawImage->convertTosRGB();
 
     return 0;
 }

thumbnailer/winmain.cpp

@@ -1 +0,0 @@
-bool OpenGLES = false;