Fix prevSubImage

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);

imageringlist.cpp

@@ -266,7 +266,7 @@ void ImageRingList::prevSubImage()
         int index = (*m_currImage)->info().index;
         int num = (*m_currImage)->info().num;
         if(num > 1)
-            (*m_currImage)->load(index == 1 ? num - 1 : index - 1, m_loadPool);
+            (*m_currImage)->load(index == 0 ? num - 1 : index - 1, m_loadPool);
     }
 }
 

mainwindow.cpp

@@ -306,7 +306,7 @@ 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);

rawimage.cpp

@@ -1,8 +1,8 @@
 #include "rawimage.h"
 #include <cstring>
-#include <lcms2.h>
 #include <algorithm>
 #ifndef NO_QT
+#include <lcms2.h>
 #include <QDebug>
 #include <QElapsedTimer>
 #include <QFloat16>
@@ -55,7 +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));
 }
@@ -1071,7 +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)
 {
@@ -1180,6 +1179,7 @@ void RawImage::generateLUT()
     cmsCloseProfile(inProfile);
     cmsCloseProfile(outProfile);
 }
+#endif
 
 void RawImage::applySTF(const MTFParam &mtfParams)
 {

rawimage.h

@@ -125,10 +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;