Speedup: only convert displayed frame to QImage if necessary (for on monitor scene...

[kdenlive] / src / monitor.h

diff --git a/src/monitor.h b/src/monitor.h
index 6b0be9d30e4357a5db8e06d0cad7923e12e9af27..ff6b88fbe907bc0d538d054753c2ae0644ec9a56 100644 (file)
--- a/src/monitor.h
+++ b/src/monitor.h
@@ -39,13 +39,16 @@ class MonitorManager;
 class Render;
 class SmallRuler;
 class DocClipBase;
+class MonitorScene;
+class QGraphicsView;
+class QGraphicsPixmapItem;
 
 class MonitorRefresh : public QWidget
 {
     Q_OBJECT
 public:
-    MonitorRefresh(QWidget* parent);
-    virtual void paintEvent(QPaintEvent * event);
+    MonitorRefresh(QWidget *parent = 0);
+    virtual void paintEvent(QPaintEvent *event);
     void setRenderer(Render* render);
 
 private:
@@ -83,6 +86,7 @@ public:
     void checkOverlay();
     void updateTimecodeFormat();
     void updateMarkers(DocClipBase *source);
+    MonitorScene *getEffectScene();
 
 protected:
     virtual void mousePressEvent(QMouseEvent * event);
@@ -123,6 +127,8 @@ private:
     QMenu *m_playMenu;
     QMenu *m_markerMenu;
     QPoint m_DragStartPosition;
+    MonitorScene *m_effectScene;
+    QGraphicsView *m_effectView;
 #ifdef Q_WS_MAC
     VideoGLWidget *m_glWidget;
 #endif
@@ -171,6 +177,8 @@ public slots:
     void adjustRulerSize(int length);
     void setTimePos(const QString &pos);
     QStringList getZoneInfo() const;
+    void slotEffectScene(bool show = true);
+    bool effectSceneDisplayed();
 
 signals:
     void renderPosition(int);
@@ -179,6 +187,9 @@ signals:
     void adjustMonitorSize();
     void zoneUpdated(QPoint);
     void saveZone(Render *, QPoint);
+    /** @brief  Editing transitions / effects over the monitor requires thr renderer to send frames as QImage.
+     *      This causes a major slowdown, so we only enable it if required */
+    void requestFrameForAnalysis(bool);
 };
 
 #endif