Introduce video thumbnail for each frame when zooming at max level (causes slowdown...

[kdenlive] / src / abstractclipitem.cpp

diff --git a/src/abstractclipitem.cpp b/src/abstractclipitem.cpp
index a0f860f0351bc5ba0b6367000b50aac44c3a5ece..2583962247bbd59c935ec56dbffbfbf019e26442 100644 (file)
--- a/src/abstractclipitem.cpp
+++ b/src/abstractclipitem.cpp
@@ -44,6 +44,7 @@ AbstractClipItem::AbstractClipItem(const ItemInfo info, const QRectF& rect, doub
     setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
 #if QT_VERSION >= 0x040600
     setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
+    setFlag(QGraphicsItem::ItemUsesExtendedStyleOption, true);
 #endif
 }
 
@@ -124,14 +125,15 @@ void AbstractClipItem::updateRectGeometry()
     setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
 }
 
-void AbstractClipItem::resizeStart(int posx)
+void AbstractClipItem::resizeStart(int posx, bool hasSizeLimit)
 {
     GenTime durationDiff = GenTime(posx, m_fps) - m_info.startPos;
     if (durationDiff == GenTime()) return;
     //kDebug() << "-- RESCALE DIFF=" << durationDiff.frames(25) << ", CLIP: " << startPos().frames(25) << "-" << endPos().frames(25);
 
-    if (type() == AVWIDGET && cropStart() + durationDiff < GenTime()) {
-        durationDiff = GenTime() - cropStart();
+    if (type() == AVWIDGET) {
+        if (hasSizeLimit && cropStart() + durationDiff < GenTime())
+            durationDiff = GenTime() - cropStart();
     } else if (durationDiff >= cropDuration()) {
         return;
         if (cropDuration() > GenTime(3, m_fps)) durationDiff = GenTime(3, m_fps);