viewer: implement playback resolution option

app/render/videoparams.cpp

@@ -200,6 +200,15 @@ int VideoParams::GetBytesPerPixel(VideoParams::Format format, int channels)
   return GetBytesPerChannel(format) * channels;
 }
 
+QString VideoParams::GetNameForDivider(int div)
+{
+  if (div == 1) {
+    return QCoreApplication::translate("VideoParams", "Full");
+  } else {
+    return QCoreApplication::translate("VideoParams", "1/%1").arg(div);
+  }
+}
+
 bool VideoParams::FormatIsFloat(VideoParams::Format format)
 {
   switch (format) {

app/render/videoparams.h

@@ -231,6 +231,8 @@ public:
     return GetBufferSize(width_, height_, format_, channel_count_);
   }
 
+  static QString GetNameForDivider(int div);
+
   static bool FormatIsFloat(Format format);
 
   static QString GetFormatName(Format format);

app/widget/standardcombos/videodividercombobox.h

@@ -35,15 +35,7 @@ public:
     QComboBox(parent)
   {
     foreach (int d, VideoParams::kSupportedDividers) {
-      QString name;
-
-      if (d == 1) {
-        name = tr("Full");
-      } else {
-        name = tr("1/%1").arg(d);
-      }
-
-      this->addItem(name, d);
+      this->addItem(VideoParams::GetNameForDivider(d), d);
     }
   }
 

app/widget/viewer/viewer.cpp

@@ -45,6 +45,7 @@
 #include "viewerpreventsleep.h"
 #include "widget/menu/menu.h"
 #include "window/mainwindow/mainwindow.h"
+#include "widget/nodeparamview/nodeparamviewundo.h"
 #include "widget/timelinewidget/tool/add.h"
 #include "widget/timeruler/timeruler.h"
 
@@ -205,6 +206,7 @@ void ViewerWidget::ConnectNodeEvent(ViewerOutput *n)
   connect(n, &ViewerOutput::LengthChanged, this, &ViewerWidget::LengthChangedSlot);
   connect(n, &ViewerOutput::InterlacingChanged, this, &ViewerWidget::InterlacingChangedSlot);
   connect(n, &ViewerOutput::VideoParamsChanged, this, &ViewerWidget::UpdateRendererVideoParameters);
+  connect(n, &ViewerOutput::VideoParamsChanged, this, &ViewerWidget::UpdateTextureFromNode, Qt::QueuedConnection);
   connect(n, &ViewerOutput::AudioParamsChanged, this, &ViewerWidget::UpdateRendererAudioParameters);
   connect(n->video_frame_cache(), &FrameHashCache::Invalidated, this, &ViewerWidget::ViewerInvalidatedVideoRange);
   connect(n, &ViewerOutput::TextureInputChanged, this, &ViewerWidget::UpdateWaveformViewFromMode);
@@ -249,6 +251,7 @@ void ViewerWidget::DisconnectNodeEvent(ViewerOutput *n)
   disconnect(n, &ViewerOutput::LengthChanged, this, &ViewerWidget::LengthChangedSlot);
   disconnect(n, &ViewerOutput::InterlacingChanged, this, &ViewerWidget::InterlacingChangedSlot);
   disconnect(n, &ViewerOutput::VideoParamsChanged, this, &ViewerWidget::UpdateRendererVideoParameters);
+  disconnect(n, &ViewerOutput::VideoParamsChanged, this, &ViewerWidget::UpdateTextureFromNode);
   disconnect(n, &ViewerOutput::AudioParamsChanged, this, &ViewerWidget::UpdateRendererAudioParameters);
   disconnect(n->video_frame_cache(), &FrameHashCache::Invalidated, this, &ViewerWidget::ViewerInvalidatedVideoRange);
   disconnect(n, &ViewerOutput::TextureInputChanged, this, &ViewerWidget::UpdateWaveformViewFromMode);
@@ -1037,6 +1040,17 @@ void ViewerWidget::ContextMenuSetFullScreen(QAction *action)
   SetFullScreen(QGuiApplication::screens().at(action->data().toInt()));
 }
 
+void ViewerWidget::ContextMenuSetPlaybackRes(QAction *action)
+{
+  int div = action->data().toInt();
+
+  auto vp = GetConnectedNode()->GetVideoParams();
+  vp.set_divider(div);
+
+  auto c = new NodeParamSetStandardValueCommand(NodeKeyframeTrackReference(NodeInput(GetConnectedNode(), ViewerOutput::kVideoParamsInput, 0)), QVariant::fromValue(vp));
+  Core::instance()->undo_stack()->push(c);
+}
+
 void ViewerWidget::ContextMenuDisableSafeMargins()
 {
   context_menu_widget_->SetSafeMargins(ViewerSafeMarginInfo(false));
@@ -1194,6 +1208,18 @@ void ViewerWidget::ShowContextMenu(const QPoint &pos)
       connect(full_screen_menu, &QMenu::triggered, this, &ViewerWidget::ContextMenuSetFullScreen);
     }
 
+    {
+      // Playback Resolution Menu
+      Menu *playback_res_menu = new Menu(tr("Playback Resolution"), &menu);
+      menu.addMenu(playback_res_menu);
+
+      for (int d : VideoParams::kSupportedDividers) {
+        playback_res_menu->AddActionWithData(VideoParams::GetNameForDivider(d), d, GetConnectedNode()->GetVideoParams().divider());
+      }
+
+      connect(playback_res_menu, &QMenu::triggered, this, &ViewerWidget::ContextMenuSetPlaybackRes);
+    }
+
     {
       // Deinterlace Option
       if (GetConnectedNode()->GetVideoParams().interlacing() != VideoParams::kInterlaceNone) {
@@ -1260,21 +1286,9 @@ void ViewerWidget::ShowContextMenu(const QPoint &pos)
     auto waveform_menu = new Menu(tr("Audio Waveform"), &menu);
     menu.addMenu(waveform_menu);
 
-    auto auto_showhide = waveform_menu->addAction(tr("Automatically Show/Hide"));
-    auto show_waveform = waveform_menu->addAction(tr("Show Waveform Only"));
-    auto show_both = waveform_menu->addAction(tr("Show Both Viewer And Waveform"));
-
-    auto_showhide->setCheckable(true);
-    show_waveform->setCheckable(true);
-    show_both->setCheckable(true);
-
-    auto_showhide->setData(kWFAutomatic);
-    show_waveform->setData(kWFWaveformOnly);
-    show_both->setData(kWFViewerAndWaveform);
-
-    auto_showhide->setChecked(waveform_mode_ == kWFAutomatic);
-    show_waveform->setChecked(waveform_mode_ == kWFWaveformOnly);
-    show_both->setChecked(waveform_mode_ == kWFViewerAndWaveform);
+    waveform_menu->AddActionWithData(tr("Automatically Show/Hide"), kWFAutomatic, waveform_mode_);
+    waveform_menu->AddActionWithData(tr("Show Waveform Only"), kWFWaveformOnly, waveform_mode_);
+    waveform_menu->AddActionWithData(tr("Show Both Viewer And Waveform"), kWFViewerAndWaveform, waveform_mode_);
 
     connect(waveform_menu, &Menu::triggered, this, &ViewerWidget::UpdateWaveformModeFromMenu);
   }

app/widget/viewer/viewer.h

@@ -312,6 +312,8 @@ private slots:
 
   void ContextMenuSetFullScreen(QAction* action);
 
+  void ContextMenuSetPlaybackRes(QAction* action);
+
   void ContextMenuDisableSafeMargins();
 
   void ContextMenuSetSafeMargins();