]> git.sesse.net Git - kdenlive/blobdiff - src/customtrackview.cpp
- Fix split audio with locked audio tracks
[kdenlive] / src / customtrackview.cpp
index 805ab3eb2e59f40d1018bcc77c12f215bb0b1d72..d151995e48d1b16f31ef583a091ea4eca2039d6b 100644 (file)
@@ -19,7 +19,6 @@
 
 
 #include "customtrackview.h"
-#include "customtrackscene.h"
 #include "docclipbase.h"
 #include "clipitem.h"
 #include "definitions.h"
@@ -49,7 +48,6 @@
 #include "insertspacecommand.h"
 #include "spacerdialog.h"
 #include "addtrackcommand.h"
-#include "changetrackcommand.h"
 #include "movegroupcommand.h"
 #include "ui_addtrack_ui.h"
 #include "initeffects.h"
@@ -58,6 +56,8 @@
 #include "splitaudiocommand.h"
 #include "changecliptypecommand.h"
 #include "trackdialog.h"
+#include "tracksconfigdialog.h"
+#include "configtrackscommand.h"
 
 #include <KDebug>
 #include <KLocale>
@@ -65,6 +65,8 @@
 #include <KIcon>
 #include <KCursor>
 #include <KColorScheme>
+#include <KMessageBox>
+#include <KIO/NetAccess>
 
 #include <QMouseEvent>
 #include <QStylePainter>
 #include <QInputDialog>
 
 
+#if QT_VERSION >= 0x040600
+#include <QGraphicsDropShadowEffect>
+#endif
+
 bool sortGuidesList(const Guide *g1 , const Guide *g2)
 {
     return (*g1).position() < (*g2).position();
@@ -114,7 +120,8 @@ CustomTrackView::CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscen
         m_copiedItems(),
         m_menuPosition(),
         m_blockRefresh(false),
-        m_selectionGroup(NULL)
+        m_selectionGroup(NULL),
+        m_selectedTrack(0)
 {
     if (doc) m_commandStack = doc->commandStack();
     else m_commandStack = NULL;
@@ -124,7 +131,9 @@ CustomTrackView::CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscen
     setLineWidth(0);
     //setCacheMode(QGraphicsView::CacheBackground);
     //setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
+    setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
 
+    pixmapCache = new KPixmapCache("kdenlive-thumbs");
     KdenliveSettings::setTrackheight(m_tracksHeight);
     m_animationTimer = new QTimeLine(800);
     m_animationTimer->setFrameRange(0, 5);
@@ -143,7 +152,7 @@ CustomTrackView::CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscen
 
     QPen pen1 = QPen();
     pen1.setWidth(1);
-    pen1.setColor(Qt::black);
+    pen1.setColor(palette().text().color());
     m_cursorLine->setPen(pen1);
     m_cursorLine->setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
 
@@ -167,19 +176,38 @@ CustomTrackView::CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscen
 CustomTrackView::~CustomTrackView()
 {
     qDeleteAll(m_guides);
+    m_guides.clear();
     m_waitingThumbs.clear();
 }
 
+//virtual
+void CustomTrackView::keyPressEvent(QKeyEvent * event)
+{
+    if (event->key() == Qt::Key_Up) {
+        slotTrackUp();
+        event->accept();
+    } else if (event->key() == Qt::Key_Down) {
+        slotTrackDown();
+        event->accept();
+    } else QWidget::keyPressEvent(event);
+}
+
 void CustomTrackView::setDocumentModified()
 {
     m_document->setModified(true);
 }
 
-void CustomTrackView::setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition, QActionGroup *clipTypeGroup)
+void CustomTrackView::setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition, QActionGroup *clipTypeGroup, QMenu *markermenu)
 {
     m_timelineContextMenu = timeline;
     m_timelineContextClipMenu = clip;
     m_clipTypeGroup = clipTypeGroup;
+    connect(m_timelineContextMenu, SIGNAL(aboutToHide()), this, SLOT(slotResetMenuPosition()));
+
+    m_markerMenu = new QMenu(i18n("Go to marker..."), this);
+    m_markerMenu->setEnabled(false);
+    markermenu->addMenu(m_markerMenu);
+    connect(m_markerMenu, SIGNAL(triggered(QAction *)), this, SLOT(slotGoToMarker(QAction *)));
     QList <QAction *> list = m_timelineContextClipMenu->actions();
     for (int i = 0; i < list.count(); i++) {
         if (list.at(i)->data().toString() == "paste_effects") m_pasteEffectsAction = list.at(i);
@@ -205,6 +233,17 @@ void CustomTrackView::setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transi
     m_timelineContextMenu->addAction(m_editGuide);
 }
 
+void CustomTrackView::slotDoResetMenuPosition()
+{
+    m_menuPosition = QPoint();
+}
+
+void CustomTrackView::slotResetMenuPosition()
+{
+    // after a short time (so that the action is triggered / or menu is closed, we reset the menu pos
+    QTimer::singleShot(300, this, SLOT(slotDoResetMenuPosition()));
+}
+
 void CustomTrackView::checkAutoScroll()
 {
     m_autoScroll = KdenliveSettings::autoscroll();
@@ -236,11 +275,12 @@ void CustomTrackView::checkTrackHeight()
             transitionitem->setPos((qreal) transitionitem->startPos().frames(m_document->fps()), (qreal) transitionitem->track() * m_tracksHeight + m_tracksHeight / 3 * 2);
         }
     }
-    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), m_tracksHeight * m_document->tracksCount());
+    double newHeight = m_tracksHeight * m_document->tracksCount() * matrix().m22();
+    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), newHeight);
 
     for (int i = 0; i < m_guides.count(); i++) {
         QLineF l = m_guides.at(i)->line();
-        l.setP2(QPointF(l.x2(), m_tracksHeight * m_document->tracksCount()));
+        l.setP2(QPointF(l.x2(), newHeight));
         m_guides.at(i)->setLine(l);
     }
 
@@ -319,11 +359,10 @@ void CustomTrackView::slotCheckPositionScrolling()
 
 
 // virtual
-
 void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
 {
     int pos = event->x();
-    int mappedXPos = (int)(mapToScene(event->pos()).x() + 0.5);
+    int mappedXPos = qMax((int)(mapToScene(event->pos()).x() + 0.5), 0);
     double snappedPos = getSnapPointForPos(mappedXPos);
     emit mousePosition(mappedXPos);
 
@@ -367,47 +406,121 @@ void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
                 pos = (br.bottom() - pos) * maxh;
                 m_dragItem->updateKeyFramePos(keyFramePos, pos);
             }
-            if (m_visualTip) scene()->removeItem(m_visualTip);
-            m_animationTimer->stop();
-            delete m_animation;
-            m_animation = NULL;
-            delete m_visualTip;
-            m_visualTip = NULL;
+            if (m_visualTip) {
+                scene()->removeItem(m_visualTip);
+                m_animationTimer->stop();
+                delete m_animation;
+                m_animation = NULL;
+                delete m_visualTip;
+                m_visualTip = NULL;
+            }
             return;
         } else if (m_operationMode == MOVEGUIDE) {
-            if (m_visualTip) scene()->removeItem(m_visualTip);
-            m_animationTimer->stop();
-            delete m_animation;
-            m_animation = NULL;
-            delete m_visualTip;
-            m_visualTip = NULL;
+            if (m_visualTip) {
+                scene()->removeItem(m_visualTip);
+                m_animationTimer->stop();
+                delete m_animation;
+                m_animation = NULL;
+                delete m_visualTip;
+                m_visualTip = NULL;
+            }
             QGraphicsView::mouseMoveEvent(event);
             return;
         } else if (m_operationMode == SPACER && move && m_selectionGroup) {
             // spacer tool
-            int mappedClick = (int)(mapToScene(m_clickEvent).x() + 0.5);
+            snappedPos = getSnapPointForPos(mappedXPos + m_spacerOffset);
             if (snappedPos < 0) snappedPos = 0;
+
             // Make sure there is no collision
             QList<QGraphicsItem *> children = m_selectionGroup->childItems();
             QPainterPath shape = m_selectionGroup->clipGroupShape(QPointF(snappedPos - m_selectionGroup->sceneBoundingRect().left(), 0));
             QList<QGraphicsItem*> collidingItems = scene()->items(shape, Qt::IntersectsItemShape);
             collidingItems.removeAll(m_selectionGroup);
             for (int i = 0; i < children.count(); i++) {
+                if (children.at(i)->type() == GROUPWIDGET) {
+                    QList<QGraphicsItem *> subchildren = children.at(i)->childItems();
+                    for (int j = 0; j < subchildren.count(); j++) {
+                        collidingItems.removeAll(subchildren.at(j));
+                    }
+                }
                 collidingItems.removeAll(children.at(i));
             }
             bool collision = false;
+            int offset = 0;
+            for (int i = 0; i < collidingItems.count(); i++) {
+                if (!collidingItems.at(i)->isEnabled()) continue;
+                if (collidingItems.at(i)->type() == AVWIDGET && snappedPos < m_selectionGroup->sceneBoundingRect().left()) {
+                    AbstractClipItem *item = static_cast <AbstractClipItem *>(collidingItems.at(i));
+                    // Moving backward, determine best pos
+                    QPainterPath clipPath;
+                    clipPath.addRect(item->sceneBoundingRect());
+                    QPainterPath res = shape.intersected(clipPath);
+                    offset = qMax(offset, (int)(res.boundingRect().width() + 0.5));
+                }
+            }
+            snappedPos += offset;
+            // make sure we have no collision
+            shape = m_selectionGroup->clipGroupShape(QPointF(snappedPos - m_selectionGroup->sceneBoundingRect().left(), 0));
+            collidingItems = scene()->items(shape, Qt::IntersectsItemShape);
+            collidingItems.removeAll(m_selectionGroup);
+            for (int i = 0; i < children.count(); i++) {
+                if (children.at(i)->type() == GROUPWIDGET) {
+                    QList<QGraphicsItem *> subchildren = children.at(i)->childItems();
+                    for (int j = 0; j < subchildren.count(); j++) {
+                        collidingItems.removeAll(subchildren.at(j));
+                    }
+                }
+                collidingItems.removeAll(children.at(i));
+            }
+
             for (int i = 0; i < collidingItems.count(); i++) {
+                if (!collidingItems.at(i)->isEnabled()) continue;
                 if (collidingItems.at(i)->type() == AVWIDGET) {
                     collision = true;
                     break;
                 }
             }
+
+
             if (!collision) {
                 // Check transitions
                 shape = m_selectionGroup->transitionGroupShape(QPointF(snappedPos - m_selectionGroup->sceneBoundingRect().left(), 0));
                 collidingItems = scene()->items(shape, Qt::IntersectsItemShape);
                 collidingItems.removeAll(m_selectionGroup);
                 for (int i = 0; i < children.count(); i++) {
+                    if (children.at(i)->type() == GROUPWIDGET) {
+                        QList<QGraphicsItem *> subchildren = children.at(i)->childItems();
+                        for (int j = 0; j < subchildren.count(); j++) {
+                            collidingItems.removeAll(subchildren.at(j));
+                        }
+                    }
+                    collidingItems.removeAll(children.at(i));
+                }
+                offset = 0;
+
+                for (int i = 0; i < collidingItems.count(); i++) {
+                    if (collidingItems.at(i)->type() == TRANSITIONWIDGET && snappedPos < m_selectionGroup->sceneBoundingRect().left()) {
+                        AbstractClipItem *item = static_cast <AbstractClipItem *>(collidingItems.at(i));
+                        // Moving backward, determine best pos
+                        QPainterPath clipPath;
+                        clipPath.addRect(item->sceneBoundingRect());
+                        QPainterPath res = shape.intersected(clipPath);
+                        offset = qMax(offset, (int)(res.boundingRect().width() + 0.5));
+                    }
+                }
+
+                snappedPos += offset;
+                // make sure we have no collision
+                shape = m_selectionGroup->transitionGroupShape(QPointF(snappedPos - m_selectionGroup->sceneBoundingRect().left(), 0));
+                collidingItems = scene()->items(shape, Qt::IntersectsItemShape);
+                collidingItems.removeAll(m_selectionGroup);
+                for (int i = 0; i < children.count(); i++) {
+                    if (children.at(i)->type() == GROUPWIDGET) {
+                        QList<QGraphicsItem *> subchildren = children.at(i)->childItems();
+                        for (int j = 0; j < subchildren.count(); j++) {
+                            collidingItems.removeAll(subchildren.at(j));
+                        }
+                    }
                     collidingItems.removeAll(children.at(i));
                 }
                 for (int i = 0; i < collidingItems.count(); i++) {
@@ -452,7 +565,7 @@ void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
             // razor tool over a clip, display current frame in monitor
             if (false && !m_blockRefresh && item->type() == AVWIDGET) {
                 //TODO: solve crash when showing frame when moving razor over clip
-                emit showClipFrame(((ClipItem *) item)->baseClip(), mappedXPos - (clip->startPos() - clip->cropStart()).frames(m_document->fps()));
+                emit showClipFrame(((ClipItem *) item)->baseClip(), QPoint(), mappedXPos - (clip->startPos() - clip->cropStart()).frames(m_document->fps()));
             }
             event->accept();
             return;
@@ -649,7 +762,7 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
 
     // special cases (middle click button or ctrl / shift click
     if (event->button() == Qt::MidButton) {
-        m_document->renderer()->switchPlay();
+        emit playMonitor();
         m_blockRefresh = false;
         m_operationMode = NONE;
         return;
@@ -720,9 +833,12 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
     while (!m_dragGuide && ct < collisionList.count()) {
         if (collisionList.at(ct)->type() == AVWIDGET || collisionList.at(ct)->type() == TRANSITIONWIDGET) {
             collisionClip = static_cast <AbstractClipItem *>(collisionList.at(ct));
-            if (collisionClip == m_dragItem) {
+            if (collisionClip->isItemLocked())
+                break;
+            if (collisionClip == m_dragItem)
                 collisionClip = NULL;
-            } else m_dragItem = collisionClip;
+            else
+                m_dragItem = collisionClip;
             found = true;
             m_dragItemInfo = m_dragItem->info();
             if (m_dragItem->parentItem() && m_dragItem->parentItem()->type() == GROUPWIDGET && m_dragItem->parentItem() != m_selectionGroup) {
@@ -737,7 +853,14 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
         if (m_dragItem) emit clipItemSelected(NULL);
         m_dragItem = NULL;
     }
-
+#if QT_VERSION >= 0x040600
+    // Add shadow to dragged item, currently disabled because of painting artifacts
+    //TODO: re-enable when fixed
+    /*QGraphicsDropShadowEffect *eff = new QGraphicsDropShadowEffect();
+    eff->setBlurRadius(5);
+    eff->setOffset(3, 3);
+    m_dragItem->setGraphicsEffect(eff);*/
+#endif
     if (m_dragItem && m_dragItem->type() == TRANSITIONWIDGET) {
         // update transition menu action
         m_autoTransition->setChecked(static_cast<Transition *>(m_dragItem)->isAutomatic());
@@ -790,10 +913,16 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
             if (event->modifiers() == Qt::ControlModifier) {
                 // Ctrl + click, select all items on track after click position
                 int track = (int)(mapToScene(m_clickEvent).y() / m_tracksHeight);
+                if (m_document->trackInfoAt(m_document->tracksCount() - track - 1).isLocked) {
+                    // Cannot use spacer on locked track
+                    emit displayMessage(i18n("Cannot use spacer in a locked track"), ErrorMessage);
+                    return;
+                }
+
                 QRectF rect(mapToScene(m_clickEvent).x(), track * m_tracksHeight + m_tracksHeight / 2, sceneRect().width() - mapToScene(m_clickEvent).x(), m_tracksHeight / 2 - 2);
 
                 bool isOk;
-                selection = checkForGroups(rect, isOk);
+                selection = checkForGroups(rect, &isOk);
                 if (!isOk) {
                     // groups found on track, do not allow the move
                     emit displayMessage(i18n("Cannot use spacer in a track with a group"), ErrorMessage);
@@ -807,18 +936,21 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
                 kDebug() << "SELELCTING ELEMENTS WITHIN =" << event->pos().x() << "/" <<  1 << ", " << mapFromScene(sceneRect().width(), 0).x() - event->pos().x() << "/" << sceneRect().height();
             }
 
+            QList <GenTime> offsetList;
             // create group to hold selected items
             m_selectionGroup = new AbstractGroupItem(m_document->fps());
             scene()->addItem(m_selectionGroup);
-            QList <GenTime> offsetList;
+
             for (int i = 0; i < selection.count(); i++) {
                 if (selection.at(i)->parentItem() == 0 && (selection.at(i)->type() == AVWIDGET || selection.at(i)->type() == TRANSITIONWIDGET)) {
                     AbstractClipItem *item = static_cast<AbstractClipItem *>(selection.at(i));
+                    if (item->isItemLocked()) continue;
                     offsetList.append(item->startPos());
                     offsetList.append(item->endPos());
                     m_selectionGroup->addToGroup(selection.at(i));
-                    selection.at(i)->setFlags(QGraphicsItem::ItemIsSelectable);
-                } else if (selection.at(i)->parentItem() == 0 && selection.at(i)->type() == GROUPWIDGET) {
+                    selection.at(i)->setFlag(QGraphicsItem::ItemIsMovable, false);
+                } else if (/*selection.at(i)->parentItem() == 0 && */selection.at(i)->type() == GROUPWIDGET) {
+                    if (static_cast<AbstractGroupItem *>(selection.at(i))->isItemLocked()) continue;
                     QList<QGraphicsItem *> children = selection.at(i)->childItems();
                     for (int j = 0; j < children.count(); j++) {
                         AbstractClipItem *item = static_cast<AbstractClipItem *>(children.at(j));
@@ -826,13 +958,15 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
                         offsetList.append(item->endPos());
                     }
                     m_selectionGroup->addToGroup(selection.at(i));
-                    selection.at(i)->setFlags(QGraphicsItem::ItemIsSelectable);
-                } else if (selection.at(i)->parentItem()) {
+                    selection.at(i)->setFlag(QGraphicsItem::ItemIsMovable, false);
+                } else if (selection.at(i)->parentItem() && !selection.contains(selection.at(i)->parentItem())) {
+                    if (static_cast<AbstractGroupItem *>(selection.at(i)->parentItem())->isItemLocked()) continue;
+                    //AbstractGroupItem *grp = static_cast<AbstractGroupItem *>(selection.at(i)->parentItem());
                     m_selectionGroup->addToGroup(selection.at(i)->parentItem());
-                    selection.at(i)->parentItem()->setFlags(QGraphicsItem::ItemIsSelectable);
+                    selection.at(i)->parentItem()->setFlag(QGraphicsItem::ItemIsMovable, false);
                 }
             }
-
+            m_spacerOffset = m_selectionGroup->sceneBoundingRect().left() - (int)(mapToScene(m_clickEvent).x());
             if (!offsetList.isEmpty()) {
                 qSort(offsetList);
                 QList <GenTime> cleandOffsetList;
@@ -959,7 +1093,11 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
         if (transitiontrack != 0) transitionClip = getClipItemAt((int) info.startPos.frames(m_document->fps()), m_document->tracksCount() - transitiontrack);
         if (transitionClip && transitionClip->endPos() < m_dragItem->endPos()) {
             info.endPos = transitionClip->endPos();
-        } else info.endPos = info.startPos + GenTime(65, m_document->fps());
+        } else {
+            GenTime transitionDuration(65, m_document->fps());
+            if (m_dragItem->cropDuration() < transitionDuration) info.endPos = m_dragItem->endPos();
+            else info.endPos = info.startPos + transitionDuration;
+        }
         if (info.endPos == info.startPos) info.endPos = info.startPos + GenTime(65, m_document->fps());
         // Check there is no other transition at that place
         double startY = info.track * m_tracksHeight + 1 + m_tracksHeight / 2;
@@ -985,7 +1123,11 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
         if (transitiontrack != 0) transitionClip = getClipItemAt((int) info.endPos.frames(m_document->fps()), m_document->tracksCount() - transitiontrack);
         if (transitionClip && transitionClip->startPos() > m_dragItem->startPos()) {
             info.startPos = transitionClip->startPos();
-        } else info.startPos = info.endPos - GenTime(65, m_document->fps());
+        } else {
+            GenTime transitionDuration(65, m_document->fps());
+            if (m_dragItem->cropDuration() < transitionDuration) info.startPos = m_dragItem->startPos();
+            else info.startPos = info.endPos - transitionDuration;
+        }
         if (info.endPos == info.startPos) info.startPos = info.endPos - GenTime(65, m_document->fps());
         QDomElement transition = MainWindow::transitions.getEffectByTag("luma", "dissolve").cloneNode().toElement();
         EffectsList::setParameter(transition, "reverse", "1");
@@ -1028,11 +1170,11 @@ void CustomTrackView::resetSelectionGroup(bool selectItems)
         for (int i = 0; i < children.count(); i++) {
             if (children.at(i)->parentItem() == 0 && (children.at(i)->type() == AVWIDGET || children.at(i)->type() == TRANSITIONWIDGET)) {
                 if (!static_cast <AbstractClipItem *>(children.at(i))->isItemLocked()) {
-                    children.at(i)->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+                    children.at(i)->setFlag(QGraphicsItem::ItemIsMovable, true);
                     children.at(i)->setSelected(selectItems);
                 }
             } else if (children.at(i)->type() == GROUPWIDGET) {
-                children.at(i)->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+                children.at(i)->setFlag(QGraphicsItem::ItemIsMovable, true);
                 children.at(i)->setSelected(selectItems);
             }
         }
@@ -1091,7 +1233,7 @@ void CustomTrackView::groupSelectedItems(bool force, bool createNewGroup)
             for (int i = 0; i < selection.count(); i++) {
                 if (selection.at(i)->type() == AVWIDGET || selection.at(i)->type() == TRANSITIONWIDGET) {
                     newGroup->addToGroup(selection.at(i));
-                    selection.at(i)->setFlags(QGraphicsItem::ItemIsSelectable);
+                    selection.at(i)->setFlag(QGraphicsItem::ItemIsMovable, false);
                 }
             }
             KdenliveSettings::setSnaptopoints(snap);
@@ -1106,7 +1248,7 @@ void CustomTrackView::groupSelectedItems(bool force, bool createNewGroup)
             for (int i = 0; i < selection.count(); i++) {
                 if (selection.at(i)->parentItem() == 0 && (selection.at(i)->type() == AVWIDGET || selection.at(i)->type() == TRANSITIONWIDGET || selection.at(i)->type() == GROUPWIDGET)) {
                     m_selectionGroup->addToGroup(selection.at(i));
-                    selection.at(i)->setFlags(QGraphicsItem::ItemIsSelectable);
+                    selection.at(i)->setFlag(QGraphicsItem::ItemIsMovable, false);
                 }
             }
             KdenliveSettings::setSnaptopoints(snap);
@@ -1121,8 +1263,9 @@ void CustomTrackView::groupSelectedItems(bool force, bool createNewGroup)
 void CustomTrackView::mouseDoubleClickEvent(QMouseEvent *event)
 {
     if (m_dragItem && m_dragItem->hasKeyFrames()) {
-        if (m_moveOpMode == KEYFRAME) {
+        /*if (m_moveOpMode == KEYFRAME) {
             // user double clicked on a keyframe, open edit dialog
+            //TODO: update for effects with several values per keyframe
             QDialog d(parentWidget());
             Ui::KeyFrameDialog_UI view;
             view.setupUi(&d);
@@ -1142,49 +1285,81 @@ void CustomTrackView::mouseDoubleClickEvent(QMouseEvent *event)
                 emit clipItemSelected(item, item->selectedEffectIndex());
             }
 
-        } else  {
+        } else*/  {
             // add keyframe
             GenTime keyFramePos = GenTime((int)(mapToScene(event->pos()).x()), m_document->fps()) - m_dragItem->startPos() + m_dragItem->cropStart();
-            m_dragItem->addKeyFrame(keyFramePos, mapToScene(event->pos()).toPoint().y());
+            int val = m_dragItem->addKeyFrame(keyFramePos, mapToScene(event->pos()).toPoint().y());
             ClipItem * item = static_cast <ClipItem *>(m_dragItem);
-            QString previous = item->keyframes(item->selectedEffectIndex());
-            item->updateKeyframeEffect();
-            QString next = item->keyframes(item->selectedEffectIndex());
-            EditKeyFrameCommand *command = new EditKeyFrameCommand(this, m_dragItem->track(), m_dragItem->startPos(), item->selectedEffectIndex(), previous, next, false);
+            //QString previous = item->keyframes(item->selectedEffectIndex());
+            QDomElement oldEffect = item->selectedEffect().cloneNode().toElement();
+            item->insertKeyframe(item->getEffectAt(item->selectedEffectIndex()), keyFramePos.frames(m_document->fps()), val);
+            //item->updateKeyframeEffect();
+            //QString next = item->keyframes(item->selectedEffectIndex());
+            QDomElement newEffect = item->selectedEffect().cloneNode().toElement();
+            EditEffectCommand *command = new EditEffectCommand(this, m_document->tracksCount() - item->track(), item->startPos(), oldEffect, newEffect, item->selectedEffectIndex(), false);
+            //EditKeyFrameCommand *command = new EditKeyFrameCommand(this, m_dragItem->track(), m_dragItem->startPos(), item->selectedEffectIndex(), previous, next, false);
             m_commandStack->push(command);
             updateEffect(m_document->tracksCount() - item->track(), item->startPos(), item->selectedEffect(), item->selectedEffectIndex());
             emit clipItemSelected(item, item->selectedEffectIndex());
         }
     } else if (m_dragItem && !m_dragItem->isItemLocked()) {
-        ClipDurationDialog d(m_dragItem, m_document->timecode(), this);
+        editItemDuration();
+    } else {
+        QList<QGraphicsItem *> collisionList = items(event->pos());
+        if (collisionList.count() == 1 && collisionList.at(0)->type() == GUIDEITEM) {
+            Guide *editGuide = (Guide *) collisionList.at(0);
+            if (editGuide) slotEditGuide(editGuide->info());
+        }
+    }
+}
+
+void CustomTrackView::editItemDuration()
+{
+    AbstractClipItem *item;
+    if (m_dragItem) {
+        item = m_dragItem;
+    } else {
+        if (m_scene->selectedItems().count() == 1) {
+            item = static_cast <AbstractClipItem *>(m_scene->selectedItems().at(0));
+        } else {
+            if (m_scene->selectedItems().empty()) {
+                emit displayMessage(i18n("Cannot find clip to edit"), ErrorMessage);
+            } else {
+                emit displayMessage(i18n("Cannot edit the duration of multiple items"), ErrorMessage);
+            }
+            return;
+        }
+    }
+
+    if (!item->isItemLocked()) {
         GenTime minimum;
         GenTime maximum;
-        if (m_dragItem->type() == TRANSITIONWIDGET) {
-            getTransitionAvailableSpace(m_dragItem, minimum, maximum);
+        if (item->type() == TRANSITIONWIDGET) {
+            getTransitionAvailableSpace(item, minimum, maximum);
         } else {
-            getClipAvailableSpace(m_dragItem, minimum, maximum);
+            getClipAvailableSpace(item, minimum, maximum);
         }
         //kDebug()<<"// GOT MOVE POS: "<<minimum.frames(25)<<" - "<<maximum.frames(25);
-        d.setMargins(minimum, maximum);
+        ClipDurationDialog d(item, m_document->timecode(), minimum, maximum, this);
         if (d.exec() == QDialog::Accepted) {
-            if (m_dragItem->type() == TRANSITIONWIDGET) {
+            if (item->type() == TRANSITIONWIDGET) {
                 // move & resize transition
                 ItemInfo startInfo;
-                startInfo.startPos = m_dragItem->startPos();
-                startInfo.endPos = m_dragItem->endPos();
-                startInfo.track = m_dragItem->track();
+                startInfo.startPos = item->startPos();
+                startInfo.endPos = item->endPos();
+                startInfo.track = item->track();
                 ItemInfo endInfo;
                 endInfo.startPos = d.startPos();
                 endInfo.endPos = endInfo.startPos + d.duration();
-                endInfo.track = m_dragItem->track();
+                endInfo.track = item->track();
                 MoveTransitionCommand *command = new MoveTransitionCommand(this, startInfo, endInfo, true);
                 m_commandStack->push(command);
             } else {
                 // move and resize clip
                 QUndoCommand *moveCommand = new QUndoCommand();
                 moveCommand->setText(i18n("Edit clip"));
-                ItemInfo clipInfo = m_dragItem->info();
-                if (d.duration() < m_dragItem->cropDuration() || d.cropStart() != clipInfo.cropStart) {
+                ItemInfo clipInfo = item->info();
+                if (d.duration() < item->cropDuration() || d.cropStart() != clipInfo.cropStart) {
                     // duration was reduced, so process it first
                     ItemInfo startInfo = clipInfo;
                     clipInfo.endPos = clipInfo.startPos + d.duration();
@@ -1194,10 +1369,10 @@ void CustomTrackView::mouseDoubleClickEvent(QMouseEvent *event)
                 if (d.startPos() != clipInfo.startPos) {
                     ItemInfo startInfo = clipInfo;
                     clipInfo.startPos = d.startPos();
-                    clipInfo.endPos = m_dragItem->endPos() + (clipInfo.startPos - startInfo.startPos);
+                    clipInfo.endPos = item->endPos() + (clipInfo.startPos - startInfo.startPos);
                     new MoveClipCommand(this, startInfo, clipInfo, true, moveCommand);
                 }
-                if (d.duration() > m_dragItem->cropDuration()) {
+                if (d.duration() > item->cropDuration()) {
                     // duration was increased, so process it after move
                     ItemInfo startInfo = clipInfo;
                     clipInfo.endPos = clipInfo.startPos + d.duration();
@@ -1207,16 +1382,9 @@ void CustomTrackView::mouseDoubleClickEvent(QMouseEvent *event)
                 m_commandStack->push(moveCommand);
             }
         }
-    } else {
-        QList<QGraphicsItem *> collisionList = items(event->pos());
-        if (collisionList.count() == 1 && collisionList.at(0)->type() == GUIDEITEM) {
-            Guide *editGuide = (Guide *) collisionList.at(0);
-            if (editGuide) slotEditGuide(editGuide->info());
-        }
-    }
+    } else emit displayMessage(i18n("Item is locked"), ErrorMessage);
 }
 
-
 void CustomTrackView::editKeyFrame(const GenTime pos, const int track, const int index, const QString keyframes)
 {
     ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), track);
@@ -1231,8 +1399,11 @@ void CustomTrackView::displayContextMenu(QPoint pos, AbstractClipItem *clip, Abs
 {
     m_deleteGuide->setEnabled(m_dragGuide != NULL);
     m_editGuide->setEnabled(m_dragGuide != NULL);
-    if (clip == NULL) m_timelineContextMenu->popup(pos);
-    else if (group != NULL) {
+    m_markerMenu->clear();
+    m_markerMenu->setEnabled(false);
+    if (clip == NULL) {
+        m_timelineContextMenu->popup(pos);
+    } else if (group != NULL) {
         m_pasteEffectsAction->setEnabled(m_copiedItems.count() == 1);
         m_ungroupAction->setEnabled(true);
         updateClipTypeActions(NULL);
@@ -1241,10 +1412,26 @@ void CustomTrackView::displayContextMenu(QPoint pos, AbstractClipItem *clip, Abs
         m_ungroupAction->setEnabled(false);
         if (clip->type() == AVWIDGET) {
             ClipItem *item = static_cast <ClipItem*>(clip);
+            //build go to marker menu
+            if (item->baseClip()) {
+                QList <CommentedTime> markers = item->baseClip()->commentedSnapMarkers();
+                int offset = item->startPos().frames(m_document->fps());
+                if (!markers.isEmpty()) {
+                    for (int i = 0; i < markers.count(); i++) {
+                        int pos = (int) markers.at(i).time().frames(m_document->timecode().fps());
+                        QString position = m_document->timecode().getTimecode(markers.at(i).time()) + ' ' + markers.at(i).comment();
+                        QAction *go = m_markerMenu->addAction(position);
+                        go->setData(pos + offset);
+                    }
+                }
+                m_markerMenu->setEnabled(!m_markerMenu->isEmpty());
+            }
             updateClipTypeActions(item);
             m_pasteEffectsAction->setEnabled(m_copiedItems.count() == 1);
             m_timelineContextClipMenu->popup(pos);
-        } else if (clip->type() == TRANSITIONWIDGET) m_timelineContextTransitionMenu->popup(pos);
+        } else if (clip->type() == TRANSITIONWIDGET) {
+            m_timelineContextTransitionMenu->popup(pos);
+        }
     }
 }
 
@@ -1253,24 +1440,53 @@ void CustomTrackView::activateMonitor()
     emit activateDocumentMonitor();
 }
 
+void CustomTrackView::insertClipCut(DocClipBase *clip, int in, int out)
+{
+    resetSelectionGroup();
+    ItemInfo info;
+    info.startPos = GenTime();
+    info.cropStart = GenTime(in, m_document->fps());
+    info.endPos = GenTime(out - in, m_document->fps());
+    info.cropDuration = info.endPos - info.startPos;
+    info.track = 0;
+
+    // Check if clip can be inserted at that position
+    ItemInfo pasteInfo = info;
+    pasteInfo.startPos = GenTime(m_cursorPos, m_document->fps());
+    pasteInfo.endPos = pasteInfo.startPos + info.endPos;
+    pasteInfo.track = selectedTrack();
+    if (!canBePastedTo(pasteInfo, AVWIDGET)) {
+        emit displayMessage(i18n("Cannot insert clip in timeline"), ErrorMessage);
+        return;
+    }
+
+    AddTimelineClipCommand *command = new AddTimelineClipCommand(this, clip->toXML(), clip->getId(), pasteInfo, EffectsList(), m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT, true, false);
+    m_commandStack->push(command);
+
+    selectClip(true, false);
+    // Automatic audio split
+    if (KdenliveSettings::splitaudio())
+        splitAudio();
+}
+
 bool CustomTrackView::insertDropClips(const QMimeData *data, const QPoint pos)
 {
     if (data->hasFormat("kdenlive/clip")) {
         m_clipDrag = true;
-        resetSelectionGroup();
+        m_scene->clearSelection();
+        resetSelectionGroup(false);
         QStringList list = QString(data->data("kdenlive/clip")).split(';');
         DocClipBase *clip = m_document->getBaseClip(list.at(0));
         if (clip == NULL) {
             kDebug() << " WARNING))))))))) CLIP NOT FOUND : " << list.at(0);
             return false;
         }
-        const QPointF framePos = mapToScene(pos);
+        QPointF framePos = mapToScene(pos);
         ItemInfo info;
         info.startPos = GenTime();
         info.cropStart = GenTime(list.at(1).toInt(), m_document->fps());
         info.endPos = GenTime(list.at(2).toInt() - list.at(1).toInt(), m_document->fps());
         info.cropDuration = info.endPos - info.startPos;
-        info.originalcropStart = info.cropStart;
         info.track = 0;
 
         // Check if clip can be inserted at that position
@@ -1278,19 +1494,22 @@ bool CustomTrackView::insertDropClips(const QMimeData *data, const QPoint pos)
         pasteInfo.startPos = GenTime((int)(framePos.x() + 0.5), m_document->fps());
         pasteInfo.endPos = pasteInfo.startPos + info.endPos;
         pasteInfo.track = (int)(framePos.y() / m_tracksHeight);
+        framePos.setX((int)(framePos.x() + 0.5));
+        framePos.setY(pasteInfo.track * m_tracksHeight);
         if (!canBePastedTo(pasteInfo, AVWIDGET)) {
             return true;
         }
         m_selectionGroup = new AbstractGroupItem(m_document->fps());
         ClipItem *item = new ClipItem(clip, info, m_document->fps(), 1.0, 1);
         m_selectionGroup->addToGroup(item);
-        item->setFlags(QGraphicsItem::ItemIsSelectable);
+        item->setFlag(QGraphicsItem::ItemIsMovable, false);
 
         QList <GenTime> offsetList;
         offsetList.append(info.endPos);
         updateSnapPoints(NULL, offsetList);
         m_selectionGroup->setPos(framePos);
         scene()->addItem(m_selectionGroup);
+        m_selectionGroup->setSelected(true);
         return true;
     } else if (data->hasFormat("kdenlive/producerslist")) {
         m_clipDrag = true;
@@ -1300,9 +1519,11 @@ bool CustomTrackView::insertDropClips(const QMimeData *data, const QPoint pos)
 
         QList <GenTime> offsetList;
         QList <ItemInfo> infoList;
-        const QPointF framePos = mapToScene(pos);
+        QPointF framePos = mapToScene(pos);
         GenTime start = GenTime((int)(framePos.x() + 0.5), m_document->fps());
         int track = (int)(framePos.y() / m_tracksHeight);
+        framePos.setX((int)(framePos.x() + 0.5));
+        framePos.setY(track * m_tracksHeight);
 
         // Check if clips can be inserted at that position
         for (int i = 0; i < ids.size(); ++i) {
@@ -1334,14 +1555,15 @@ bool CustomTrackView::insertDropClips(const QMimeData *data, const QPoint pos)
             start += info.cropDuration;
             offsetList.append(start);
             ClipItem *item = new ClipItem(clip, info, m_document->fps(), 1.0, 1, false);
-            item->setFlags(QGraphicsItem::ItemIsSelectable);
+            item->setFlag(QGraphicsItem::ItemIsMovable, false);
             m_selectionGroup->addToGroup(item);
-            m_waitingThumbs.append(item);
+            if (!clip->isPlaceHolder()) m_waitingThumbs.append(item);
         }
 
         updateSnapPoints(NULL, offsetList);
         m_selectionGroup->setPos(framePos);
         scene()->addItem(m_selectionGroup);
+        //m_selectionGroup->setZValue(10);
         m_thumbsTimer.start();
         return true;
 
@@ -1406,22 +1628,16 @@ void CustomTrackView::addEffect(int track, GenTime pos, QDomElement effect)
                 emit displayMessage(i18n("Problem adding effect to clip"), ErrorMessage);
                 return;
             }
-            ItemInfo info = clip->info();
             double speed = EffectsList::parameter(effect, "speed").toDouble() / 100.0;
             int strobe = EffectsList::parameter(effect, "strobe").toInt();
             if (strobe == 0) strobe = 1;
-            doChangeClipSpeed(info, speed, 1.0, strobe, clip->baseClip()->getId());
+            doChangeClipSpeed(clip->info(), clip->speedIndependantInfo(), speed, 1.0, strobe, clip->baseClip()->getId());
             EffectsParameterList params = clip->addEffect(effect);
             m_document->renderer()->mltAddEffect(track, pos, params);
             if (clip->isSelected()) emit clipItemSelected(clip);
             return;
         }
         EffectsParameterList params = clip->addEffect(effect);
-        if (effect.attribute("disabled") == "1") {
-            // Effect is disabled, don't add it to MLT playlist
-            if (clip->isSelected()) emit clipItemSelected(clip);
-            return;
-        }
         if (!m_document->renderer()->mltAddEffect(track, pos, params))
             emit displayMessage(i18n("Problem adding effect to clip"), ErrorMessage);
         if (clip->isSelected()) emit clipItemSelected(clip);
@@ -1435,16 +1651,15 @@ void CustomTrackView::deleteEffect(int track, GenTime pos, QDomElement effect)
     if (effect.attribute("id") == "speed") {
         ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), m_document->tracksCount() - track);
         if (clip) {
-            ItemInfo info = clip->info();
-            doChangeClipSpeed(info, 1.0, clip->speed(), 1, clip->baseClip()->getId());
+            doChangeClipSpeed(clip->info(), clip->speedIndependantInfo(), 1.0, clip->speed(), 1, clip->baseClip()->getId());
             clip->deleteEffect(index);
             emit clipItemSelected(clip);
             m_document->renderer()->mltRemoveEffect(track, pos, index, true);
             return;
         }
     }
-    if (!m_document->renderer()->mltRemoveEffect(track, pos, index, true) && effect.attribute("disabled") != "1") {
-        kDebug() << "// ERROR REMOV EFFECT: " << index << ", DISABLE: " << effect.attribute("disabled");
+    if (!m_document->renderer()->mltRemoveEffect(track, pos, index, true)) {
+        kDebug() << "// ERROR REMOV EFFECT: " << index << ", DISABLE: " << effect.attribute("disable");
         emit displayMessage(i18n("Problem deleting effect"), ErrorMessage);
         return;
     }
@@ -1476,7 +1691,7 @@ void CustomTrackView::slotAddGroupEffect(QDomElement effect, AbstractGroupItem *
                 if (item->isAudioOnly() || item->clipType() == AUDIO) continue;
             }
 
-            if (item->hasEffect(effect.attribute("tag"), effect.attribute("id")) != -1 && effect.attribute("unique", "0") != "0") {
+            if (effect.attribute("unique", "0") != "0" && item->hasEffect(effect.attribute("tag"), effect.attribute("id")) != -1) {
                 emit displayMessage(i18n("Effect already present in clip"), ErrorMessage);
                 continue;
             }
@@ -1508,14 +1723,24 @@ void CustomTrackView::slotAddEffect(QDomElement effect, GenTime pos, int track)
     if (!namenode.isNull()) effectName = i18n(namenode.toElement().text().toUtf8().data());
     else effectName = i18n("effect");
     effectCommand->setText(i18n("Add %1", effectName));
-    int count = 0;
+
     if (track == -1) itemList = scene()->selectedItems();
     if (itemList.isEmpty()) {
         ClipItem *clip = getClipItemAt((int) pos.frames(m_document->fps()), track);
         if (clip) itemList.append(clip);
         else emit displayMessage(i18n("Select a clip if you want to apply an effect"), ErrorMessage);
     }
-    kDebug() << "// REQUESTING EFFECT ON CLIP: " << pos.frames(25) << ", TRK: " << track << "SELECTED ITEMS: " << itemList.count();
+
+    //expand groups
+    for (int i = 0; i < itemList.count(); i++) {
+        if (itemList.at(i)->type() == GROUPWIDGET) {
+            QList<QGraphicsItem *> subitems = itemList.at(i)->childItems();
+            for (int j = 0; j < subitems.count(); j++) {
+                if (!itemList.contains(subitems.at(j))) itemList.append(subitems.at(j));
+            }
+        }
+    }
+
     for (int i = 0; i < itemList.count(); i++) {
         if (itemList.at(i)->type() == AVWIDGET) {
             ClipItem *item = static_cast <ClipItem *>(itemList.at(i));
@@ -1548,17 +1773,50 @@ void CustomTrackView::slotAddEffect(QDomElement effect, GenTime pos, int track)
                 effect.setAttribute("src", ladpsaFile);
             }
             new AddEffectCommand(this, m_document->tracksCount() - item->track(), item->startPos(), effect, true, effectCommand);
-            count++;
         }
     }
-    if (count > 0) {
+    if (effectCommand->childCount() > 0) {
         m_commandStack->push(effectCommand);
         setDocumentModified();
     } else delete effectCommand;
 }
 
-void CustomTrackView::slotDeleteEffect(ClipItem *clip, QDomElement effect)
+void CustomTrackView::slotDeleteEffect(ClipItem *clip, QDomElement effect, bool affectGroup)
 {
+    if (affectGroup && clip->parentItem() && clip->parentItem() == m_selectionGroup) {
+        //clip is in a group, also remove the effect in other clips of the group
+        QList<QGraphicsItem *> items = m_selectionGroup->childItems();
+        QUndoCommand *delCommand = new QUndoCommand();
+        QString effectName;
+        QDomNode namenode = effect.elementsByTagName("name").item(0);
+        if (!namenode.isNull()) effectName = i18n(namenode.toElement().text().toUtf8().data());
+        else effectName = i18n("effect");
+        delCommand->setText(i18n("Delete %1", effectName));
+
+        //expand groups
+        for (int i = 0; i < items.count(); i++) {
+            if (items.at(i)->type() == GROUPWIDGET) {
+                QList<QGraphicsItem *> subitems = items.at(i)->childItems();
+                for (int j = 0; j < subitems.count(); j++) {
+                    if (!items.contains(subitems.at(j))) items.append(subitems.at(j));
+                }
+            }
+        }
+
+        for (int i = 0; i < items.count(); i++) {
+            if (items.at(i)->type() == AVWIDGET) {
+                ClipItem *item = static_cast <ClipItem *>(items.at(i));
+                int ix = item->hasEffect(effect.attribute("tag"), effect.attribute("id"));
+                if (ix != -1) {
+                    QDomElement eff = item->effectAt(ix);
+                    new AddEffectCommand(this, m_document->tracksCount() - item->track(), item->startPos(), eff, false, delCommand);
+                }
+            }
+        }
+        if (delCommand->childCount() > 0) m_commandStack->push(delCommand);
+        else delete delCommand;
+        return;
+    }
     AddEffectCommand *command = new AddEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), effect, false);
     m_commandStack->push(command);
     setDocumentModified();
@@ -1566,18 +1824,21 @@ void CustomTrackView::slotDeleteEffect(ClipItem *clip, QDomElement effect)
 
 void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement insertedEffect, int ix, bool triggeredByUser)
 {
+    if (insertedEffect.isNull()) {
+        emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
+        return;
+    }
     ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), m_document->tracksCount() - track);
     QDomElement effect = insertedEffect.cloneNode().toElement();
     if (clip) {
         // Special case: speed effect
         if (effect.attribute("id") == "speed") {
-            ItemInfo info = clip->info();
-            if (effect.attribute("disabled") == "1") doChangeClipSpeed(info, 1.0, clip->speed(), 1, clip->baseClip()->getId());
+            if (effect.attribute("disable") == "1") doChangeClipSpeed(clip->info(), clip->speedIndependantInfo(), 1.0, clip->speed(), 1, clip->baseClip()->getId());
             else {
                 double speed = EffectsList::parameter(effect, "speed").toDouble() / 100.0;
                 int strobe = EffectsList::parameter(effect, "strobe").toInt();
                 if (strobe == 0) strobe = 1;
-                doChangeClipSpeed(info, speed, clip->speed(), strobe, clip->baseClip()->getId());
+                doChangeClipSpeed(clip->info(), clip->speedIndependantInfo(), speed, clip->speed(), strobe, clip->baseClip()->getId());
             }
             clip->setEffectAt(ix, effect);
             if (ix == clip->selectedEffectIndex()) {
@@ -1597,11 +1858,7 @@ void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement insertedE
             clip->initEffect(effect);
             effectParams = clip->getEffectArgs(effect);
         }
-        if (effectParams.paramValue("disabled") == "1") {
-            if (m_document->renderer()->mltRemoveEffect(track, pos, effectParams.paramValue("kdenlive_ix"), false)) {
-                kDebug() << "//////  DISABLING EFFECT: " << ix << ", CURRENTLA: " << clip->selectedEffectIndex();
-            } else emit displayMessage(i18n("Problem deleting effect"), ErrorMessage);
-        } else if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - clip->track(), clip->startPos(), effectParams))
+        if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - clip->track(), clip->startPos(), effectParams))
             emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
 
         clip->setEffectAt(ix, effect);
@@ -1648,7 +1905,7 @@ void CustomTrackView::slotChangeEffectState(ClipItem *clip, int effectPos, bool
     QDomElement effect = clip->effectAt(effectPos);
     QDomElement oldEffect = effect.cloneNode().toElement();
 
-    effect.setAttribute("disabled", (int) disable);
+    effect.setAttribute("disable", (int) disable);
     EditEffectCommand *command = new EditEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), oldEffect, effect, effectPos, true);
     m_commandStack->push(command);
     setDocumentModified();;
@@ -1667,16 +1924,17 @@ void CustomTrackView::slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect
     m_commandStack->push(command);
 }
 
-void CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut)
+ClipItem *CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut, bool execute)
 {
     if (cut) {
         // cut clip
         ClipItem *item = getClipItemAt((int) info.startPos.frames(m_document->fps()), info.track);
         if (!item || cutTime >= item->endPos() || cutTime <= item->startPos()) {
             emit displayMessage(i18n("Cannot find clip to cut"), ErrorMessage);
-            kDebug() << "/////////  ERROR CUTTING CLIP : (" << item->startPos().frames(25) << "-" << item->endPos().frames(25) << "), INFO: (" << info.startPos.frames(25) << "-" << info.endPos.frames(25) << ")" << ", CUT: " << cutTime.frames(25);
+            if (item) kDebug() << "/////////  ERROR CUTTING CLIP : (" << item->startPos().frames(25) << "-" << item->endPos().frames(25) << "), INFO: (" << info.startPos.frames(25) << "-" << info.endPos.frames(25) << ")" << ", CUT: " << cutTime.frames(25);
+            else kDebug() << "/// ERROR NO CLIP at: " << info.startPos.frames(m_document->fps()) << ", track: " << info.track;
             m_blockRefresh = false;
-            return;
+            return NULL;
         }
         if (item->parentItem()) {
             // Item is part of a group, reset group
@@ -1684,18 +1942,17 @@ void CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut)
         }
         kDebug() << "/////////  CUTTING CLIP : (" << item->startPos().frames(25) << "-" << item->endPos().frames(25) << "), INFO: (" << info.startPos.frames(25) << "-" << info.endPos.frames(25) << ")" << ", CUT: " << cutTime.frames(25);
 
-        m_document->renderer()->mltCutClip(m_document->tracksCount() - info.track, cutTime);
+        if (execute) m_document->renderer()->mltCutClip(m_document->tracksCount() - info.track, cutTime);
         int cutPos = (int) cutTime.frames(m_document->fps());
-        ItemInfo newPos = info;
-        double speed = item->speed();
+        ItemInfo newPos;
         newPos.startPos = cutTime;
         newPos.endPos = info.endPos;
         newPos.cropStart = item->info().cropStart + (cutTime - info.startPos);
         newPos.track = info.track;
-        newPos.cropDuration = GenTime((int)((newPos.endPos - newPos.startPos).frames(m_document->fps()) * speed), m_document->fps());
-        newPos.originalcropStart = GenTime((int)(newPos.cropStart .frames(m_document->fps()) * speed), m_document->fps());
-
+        newPos.cropDuration = newPos.endPos - newPos.startPos;
 
+        bool snap = KdenliveSettings::snaptopoints();
+        KdenliveSettings::setSnaptopoints(false);
         ClipItem *dup = item->clone(newPos);
         // remove unwanted effects (fade in) from 2nd part of cutted clip
         int ix = dup->hasEffect(QString(), "fadein");
@@ -1708,27 +1965,30 @@ void CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut)
             QDomElement oldeffect = item->effectAt(ix);
             dup->deleteEffect(oldeffect.attribute("kdenlive_ix"));
         }
-        item->resizeEnd(cutPos, false);
+        item->resizeEnd(cutPos);
         scene()->addItem(dup);
         if (item->checkKeyFrames()) slotRefreshEffects(item);
         if (dup->checkKeyFrames()) slotRefreshEffects(dup);
         item->baseClip()->addReference();
         m_document->updateClip(item->baseClip()->getId());
         setDocumentModified();
+        KdenliveSettings::setSnaptopoints(snap);
+        return dup;
         //kDebug() << "/////////  CUTTING CLIP RESULT: (" << item->startPos().frames(25) << "-" << item->endPos().frames(25) << "), DUP: (" << dup->startPos().frames(25) << "-" << dup->endPos().frames(25) << ")" << ", CUT: " << cutTime.frames(25);
     } else {
         // uncut clip
 
         ClipItem *item = getClipItemAt((int) info.startPos.frames(m_document->fps()), info.track);
         ClipItem *dup = getClipItemAt((int) cutTime.frames(m_document->fps()), info.track);
+
         if (!item || !dup || item == dup) {
             emit displayMessage(i18n("Cannot find clip to uncut"), ErrorMessage);
             m_blockRefresh = false;
-            return;
+            return NULL;
         }
         if (m_document->renderer()->mltRemoveClip(m_document->tracksCount() - info.track, cutTime) == false) {
             emit displayMessage(i18n("Error removing clip at %1 on track %2", m_document->timecode().getTimecodeFromFrames(cutTime.frames(m_document->fps())), info.track), ErrorMessage);
-            return;
+            return NULL;
         }
 
         /*kDebug() << "// UNCUTTING CLIPS: ITEM 1 (" << item->startPos().frames(25) << "x" << item->endPos().frames(25) << ")";
@@ -1736,6 +1996,8 @@ void CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut)
         kDebug() << "// UNCUTTING CLIPS, INFO (" << info.startPos.frames(25) << "x" << info.endPos.frames(25) << ") , CUT: " << cutTime.frames(25);;*/
         //deleteClip(dup->info());
 
+        bool snap = KdenliveSettings::snaptopoints();
+        KdenliveSettings::setSnaptopoints(false);
 
         if (dup->isSelected()) emit clipItemSelected(NULL);
         dup->baseClip()->removeReference();
@@ -1751,9 +2013,11 @@ void CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut)
             setDocumentModified();
         } else
             emit displayMessage(i18n("Error when resizing clip"), ErrorMessage);
+        KdenliveSettings::setSnaptopoints(snap);
+        return item;
 
     }
-    QTimer::singleShot(3000, this, SLOT(slotEnableRefresh()));
+    //QTimer::singleShot(3000, this, SLOT(slotEnableRefresh()));
 }
 
 void CustomTrackView::slotEnableRefresh()
@@ -1883,7 +2147,13 @@ void CustomTrackView::deleteTransition(ItemInfo transitionInfo, int endTrack, QD
     }
     m_document->renderer()->mltDeleteTransition(item->transitionTag(), endTrack, m_document->tracksCount() - transitionInfo.track, transitionInfo.startPos, transitionInfo.endPos, item->toXML(), refresh);
     if (m_dragItem == item) m_dragItem = NULL;
+
+#if QT_VERSION >= 0x040600
+    // animate item deletion
+    item->closeAnimation();
+#else
     delete item;
+#endif
     emit transitionItemSelected(NULL);
     setDocumentModified();
 }
@@ -1891,7 +2161,12 @@ void CustomTrackView::deleteTransition(ItemInfo transitionInfo, int endTrack, QD
 void CustomTrackView::slotTransitionUpdated(Transition *tr, QDomElement old)
 {
     //kDebug() << "TRANS UPDATE, TRACKS: " << old.attribute("transition_btrack") << ", NEW: " << tr->toXML().attribute("transition_btrack");
-    EditTransitionCommand *command = new EditTransitionCommand(this, tr->track(), tr->startPos(), old, tr->toXML(), false);
+    QDomElement xml = tr->toXML();
+    if (old.isNull() || xml.isNull()) {
+        emit displayMessage(i18n("Cannot update transition"), ErrorMessage);
+        return;
+    }
+    EditTransitionCommand *command = new EditTransitionCommand(this, tr->track(), tr->startPos(), old, xml, false);
     m_commandStack->push(command);
     setDocumentModified();
 }
@@ -1903,7 +2178,9 @@ void CustomTrackView::updateTransition(int track, GenTime pos, QDomElement oldTr
         kWarning() << "Unable to find transition at pos :" << pos.frames(m_document->fps()) << ", ON track: " << track;
         return;
     }
-    m_document->renderer()->mltUpdateTransition(oldTransition.attribute("tag"), transition.attribute("tag"), transition.attribute("transition_btrack").toInt(), m_document->tracksCount() - transition.attribute("transition_atrack").toInt(), item->startPos(), item->endPos(), transition);
+    bool force = false;
+    if (oldTransition.attribute("transition_atrack") != transition.attribute("transition_atrack") || oldTransition.attribute("transition_btrack") != transition.attribute("transition_btrack")) force = true;
+    m_document->renderer()->mltUpdateTransition(oldTransition.attribute("tag"), transition.attribute("tag"), transition.attribute("transition_btrack").toInt(), m_document->tracksCount() - transition.attribute("transition_atrack").toInt(), item->startPos(), item->endPos(), transition, force);
     //kDebug() << "ORIGINAL TRACK: "<< oldTransition.attribute("transition_btrack") << ", NEW TRACK: "<<transition.attribute("transition_btrack");
     item->setTransitionParameters(transition);
     if (updateTransitionWidget) {
@@ -1913,6 +2190,7 @@ void CustomTrackView::updateTransition(int track, GenTime pos, QDomElement oldTr
         if (transitionClip && transitionClip->baseClip()) {
             QString size = transitionClip->baseClip()->getProperty("frame_size");
             double factor = transitionClip->baseClip()->getProperty("aspect_ratio").toDouble();
+            if (factor == 0) factor = 1.0;
             p.setX((int)(size.section('x', 0, 0).toInt() * factor + 0.5));
             p.setY(size.section('x', 1, 1).toInt());
         }
@@ -1960,6 +2238,7 @@ void CustomTrackView::dropEvent(QDropEvent * event)
         bool hasVideoClip = false;
         QUndoCommand *addCommand = new QUndoCommand();
         addCommand->setText(i18n("Add timeline clip"));
+        QList <ClipItem *> brokenClips;
 
         for (int i = 0; i < items.count(); i++) {
             ClipItem *item = static_cast <ClipItem *>(items.at(i));
@@ -1970,8 +2249,9 @@ void CustomTrackView::dropEvent(QDropEvent * event)
                 updateClipTypeActions(NULL);
             }
 
-            new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), false, false, addCommand);
+            //TODO: take care of edit mode for undo
             item->baseClip()->addReference();
+            //item->setZValue(item->defaultZValue());
             m_document->updateClip(item->baseClip()->getId());
             ItemInfo info = item->info();
 
@@ -1980,9 +2260,14 @@ void CustomTrackView::dropEvent(QDropEvent * event)
             if (isLocked) item->setItemLocked(true);
             ItemInfo clipInfo = info;
             clipInfo.track = m_document->tracksCount() - item->track();
-            if (m_document->renderer()->mltInsertClip(clipInfo, item->xml(), item->baseClip()->producer(item->track())) == -1) {
+            if (m_document->renderer()->mltInsertClip(clipInfo, item->xml(), item->baseClip()->producer(item->track()), m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT) == -1) {
                 emit displayMessage(i18n("Cannot insert clip in timeline"), ErrorMessage);
+                brokenClips.append(item);
+                continue;
             }
+            adjustTimelineClips(m_scene->editMode(), item, ItemInfo(), addCommand);
+
+            new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT, false, false, addCommand);
 
             if (item->baseClip()->isTransparent() && getTransitionItemAtStart(info.startPos, info.track) == NULL) {
                 // add transparency transition
@@ -1991,8 +2276,34 @@ void CustomTrackView::dropEvent(QDropEvent * event)
             }
             item->setSelected(true);
         }
-        m_commandStack->push(addCommand);
+        qDeleteAll(brokenClips);
+        brokenClips.clear();
+        if (addCommand->childCount() > 0) m_commandStack->push(addCommand);
+        else delete addCommand;
+
+        // Automatic audio split
+        if (KdenliveSettings::splitaudio())
+            splitAudio();
         setDocumentModified();
+
+        /*
+        // debug info
+        QRectF rect(0, 1 * m_tracksHeight + m_tracksHeight / 2, sceneRect().width(), 2);
+        QList<QGraphicsItem *> selection = m_scene->items(rect);
+        QStringList timelineList;
+
+        kDebug()<<"// ITEMS on TRACK: "<<selection.count();
+        for (int i = 0; i < selection.count(); i++) {
+               if (selection.at(i)->type() == AVWIDGET) {
+                   ClipItem *clip = static_cast <ClipItem *>(selection.at(i));
+                   int start = clip->startPos().frames(m_document->fps());
+                   int end = clip->endPos().frames(m_document->fps());
+                   timelineList.append(QString::number(start) + "-" + QString::number(end));
+            }
+        }
+        kDebug() << "// COMPARE:\n" << timelineList << "\n-------------------";
+        */
+
         m_pasteEffectsAction->setEnabled(m_copiedItems.count() == 1);
         if (items.count() > 1) groupSelectedItems(true);
         event->setDropAction(Qt::MoveAction);
@@ -2001,6 +2312,130 @@ void CustomTrackView::dropEvent(QDropEvent * event)
     setFocus();
 }
 
+void CustomTrackView::adjustTimelineClips(EDITMODE mode, ClipItem *item, ItemInfo posinfo, QUndoCommand *command)
+{
+    bool snap = KdenliveSettings::snaptopoints();
+    KdenliveSettings::setSnaptopoints(false);
+    if (mode == OVERWRITEEDIT) {
+        // if we are in overwrite mode, move clips accordingly
+        ItemInfo info;
+        if (item == NULL) info = posinfo;
+        else info = item->info();
+        QRectF rect(info.startPos.frames(m_document->fps()), info.track * m_tracksHeight + m_tracksHeight / 2, (info.endPos - info.startPos).frames(m_document->fps()) - 1, 5);
+        QList<QGraphicsItem *> selection = m_scene->items(rect);
+        if (item) selection.removeAll(item);
+        for (int i = 0; i < selection.count(); i++) {
+            if (!selection.at(i)->isEnabled()) continue;
+            if (selection.at(i)->type() == AVWIDGET) {
+                ClipItem *clip = static_cast<ClipItem *>(selection.at(i));
+                if (clip->startPos() < info.startPos) {
+                    if (clip->endPos() > info.endPos) {
+                        ItemInfo clipInfo = clip->info();
+                        ItemInfo dupInfo = clipInfo;
+                        GenTime diff = info.startPos - clipInfo.startPos;
+                        dupInfo.startPos = info.startPos;
+                        dupInfo.cropStart += diff;
+                        dupInfo.cropDuration = clipInfo.endPos - info.startPos;
+                        ItemInfo newdupInfo = dupInfo;
+                        GenTime diff2 = info.endPos - info.startPos;
+                        newdupInfo.startPos = info.endPos;
+                        newdupInfo.cropStart += diff2;
+                        newdupInfo.cropDuration = clipInfo.endPos - info.endPos;
+                        new RazorClipCommand(this, clipInfo, info.startPos, false, command);
+                        new ResizeClipCommand(this, dupInfo, newdupInfo, false, false, command);
+                        ClipItem *dup = cutClip(clipInfo, info.startPos, true, false);
+                        if (dup) dup->resizeStart(info.endPos.frames(m_document->fps()));
+                    } else {
+                        ItemInfo newclipInfo = clip->info();
+                        newclipInfo.endPos = info.startPos;
+                        new ResizeClipCommand(this, clip->info(), newclipInfo, false, false, command);
+                        clip->resizeEnd(info.startPos.frames(m_document->fps()));
+                    }
+                } else if (clip->endPos() <= info.endPos) {
+                    new AddTimelineClipCommand(this, clip->xml(), clip->clipProducer(), clip->info(), clip->effectList(), false, false, false, true, command);
+                    scene()->removeItem(clip);
+                    delete clip;
+                    clip = NULL;
+                } else {
+                    ItemInfo newclipInfo = clip->info();
+                    newclipInfo.startPos = info.endPos;
+                    new ResizeClipCommand(this, clip->info(), newclipInfo, false, false, command);
+                    clip->resizeStart(info.endPos.frames(m_document->fps()));
+                }
+            }
+        }
+    } else if (mode == INSERTEDIT) {
+        // if we are in push mode, move clips accordingly
+        ItemInfo info;
+        if (item == NULL) info = posinfo;
+        else info = item->info();
+        QRectF rect(info.startPos.frames(m_document->fps()), info.track * m_tracksHeight + m_tracksHeight / 2, (info.endPos - info.startPos).frames(m_document->fps()) - 1, 5);
+        QList<QGraphicsItem *> selection = m_scene->items(rect);
+        if (item) selection.removeAll(item);
+        for (int i = 0; i < selection.count(); i++) {
+            if (selection.at(i)->type() == AVWIDGET) {
+                ClipItem *clip = static_cast<ClipItem *>(selection.at(i));
+                if (clip->startPos() < info.startPos) {
+                    if (clip->endPos() > info.startPos) {
+                        ItemInfo clipInfo = clip->info();
+                        ItemInfo dupInfo = clipInfo;
+                        GenTime diff = info.startPos - clipInfo.startPos;
+                        dupInfo.startPos = info.startPos;
+                        dupInfo.cropStart += diff;
+                        dupInfo.cropDuration = clipInfo.endPos - info.startPos;
+                        new RazorClipCommand(this, clipInfo, info.startPos, false, command);
+                        // Commented out; variable dup unused. --granjow
+                        //ClipItem *dup = cutClip(clipInfo, info.startPos, true, false);
+                        cutClip(clipInfo, info.startPos, true, false);
+                    }
+                }
+                // TODO: add insertspacecommand
+            }
+        }
+    }
+
+    KdenliveSettings::setSnaptopoints(snap);
+}
+
+
+void CustomTrackView::adjustTimelineTransitions(EDITMODE mode, Transition *item, QUndoCommand *command)
+{
+    if (mode == OVERWRITEEDIT) {
+        // if we are in overwrite or push mode, move clips accordingly
+        bool snap = KdenliveSettings::snaptopoints();
+        KdenliveSettings::setSnaptopoints(false);
+        ItemInfo info = item->info();
+        QRectF rect(info.startPos.frames(m_document->fps()), info.track * m_tracksHeight + m_tracksHeight, (info.endPos - info.startPos).frames(m_document->fps()) - 1, 5);
+        QList<QGraphicsItem *> selection = m_scene->items(rect);
+        selection.removeAll(item);
+        for (int i = 0; i < selection.count(); i++) {
+            if (!selection.at(i)->isEnabled()) continue;
+            if (selection.at(i)->type() == TRANSITIONWIDGET) {
+                Transition *tr = static_cast<Transition *>(selection.at(i));
+                if (tr->startPos() < info.startPos) {
+                    ItemInfo firstPos = tr->info();
+                    ItemInfo newPos = firstPos;
+                    firstPos.endPos = item->startPos();
+                    newPos.startPos = item->endPos();
+                    new MoveTransitionCommand(this, tr->info(), firstPos, true, command);
+                    if (tr->endPos() > info.endPos) {
+                        // clone transition
+                        new AddTransitionCommand(this, newPos, tr->transitionEndTrack(), tr->toXML(), false, true, command);
+                    }
+                } else if (tr->endPos() > info.endPos) {
+                    // just resize
+                    ItemInfo firstPos = tr->info();
+                    firstPos.startPos = item->endPos();
+                    new MoveTransitionCommand(this, tr->info(), firstPos, true, command);
+                } else {
+                    // remove transition
+                    new AddTransitionCommand(this, tr->info(), tr->transitionEndTrack(), tr->toXML(), true, true, command);
+                }
+            }
+        }
+        KdenliveSettings::setSnaptopoints(snap);
+    }
+}
 
 QStringList CustomTrackView::mimeTypes() const
 {
@@ -2036,7 +2471,7 @@ int CustomTrackView::duration() const
 void CustomTrackView::addTrack(TrackInfo type, int ix)
 {
     if (ix == -1 || ix == m_document->tracksCount()) {
-        m_document->insertTrack(ix, type);
+        m_document->insertTrack(0, type);
         m_document->renderer()->mltInsertTrack(1, type.type == VIDEOTRACK);
     } else {
         m_document->insertTrack(m_document->tracksCount() - ix, type);
@@ -2053,7 +2488,7 @@ void CustomTrackView::addTrack(TrackInfo type, int ix)
         for (int i = 0; i < selection.count(); i++) {
             if ((!selection.at(i)->parentItem()) && (selection.at(i)->type() == AVWIDGET || selection.at(i)->type() == TRANSITIONWIDGET || selection.at(i)->type() == GROUPWIDGET)) {
                 m_selectionGroup->addToGroup(selection.at(i));
-                selection.at(i)->setFlags(QGraphicsItem::ItemIsSelectable);
+                selection.at(i)->setFlag(QGraphicsItem::ItemIsMovable, false);
             }
         }
         // Move graphic items
@@ -2072,6 +2507,8 @@ void CustomTrackView::addTrack(TrackInfo type, int ix)
             ItemInfo clipinfo = item->info();
             if (item->type() == AVWIDGET) {
                 ClipItem *clip = static_cast <ClipItem *>(item);
+                // slowmotion clips are not track dependant, so no need to update them
+                if (clip->speed() != 1.0) continue;
                 // We add a move clip command so that we get the correct producer for new track number
                 if (clip->clipType() == AV || clip->clipType() == AUDIO) {
                     Mlt::Producer *prod;
@@ -2094,16 +2531,16 @@ void CustomTrackView::addTrack(TrackInfo type, int ix)
         resetSelectionGroup(false);
     }
 
-    int maxHeight = m_tracksHeight * m_document->tracksCount();
+    int maxHeight = m_tracksHeight * m_document->tracksCount() * matrix().m22();
     for (int i = 0; i < m_guides.count(); i++) {
         QLineF l = m_guides.at(i)->line();
         l.setP2(QPointF(l.x2(), maxHeight));
         m_guides.at(i)->setLine(l);
     }
     m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), maxHeight);
-    setSceneRect(0, 0, sceneRect().width(), maxHeight);
+    setSceneRect(0, 0, sceneRect().width(), m_tracksHeight * m_document->tracksCount());
     viewport()->update();
-    emit trackHeightChanged();
+    emit tracksChanged();
     //QTimer::singleShot(500, this, SIGNAL(trackHeightChanged()));
     //setFixedHeight(50 * m_tracksCount);
 }
@@ -2125,7 +2562,7 @@ void CustomTrackView::removeTrack(int ix)
     for (int i = 0; i < selection.count(); i++) {
         if ((!selection.at(i)->parentItem()) && (selection.at(i)->type() == AVWIDGET || selection.at(i)->type() == TRANSITIONWIDGET || selection.at(i)->type() == GROUPWIDGET)) {
             m_selectionGroup->addToGroup(selection.at(i));
-            selection.at(i)->setFlags(QGraphicsItem::ItemIsSelectable);
+            selection.at(i)->setFlag(QGraphicsItem::ItemIsMovable, false);
         }
     }
     // Move graphic items
@@ -2167,29 +2604,32 @@ void CustomTrackView::removeTrack(int ix)
     }
     resetSelectionGroup(false);
 
-    int maxHeight = m_tracksHeight * m_document->tracksCount();
+    int maxHeight = m_tracksHeight * m_document->tracksCount() * matrix().m22();
     for (int i = 0; i < m_guides.count(); i++) {
         QLineF l = m_guides.at(i)->line();
         l.setP2(QPointF(l.x2(), maxHeight));
         m_guides.at(i)->setLine(l);
     }
     m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), maxHeight);
-    setSceneRect(0, 0, sceneRect().width(), maxHeight);
+    setSceneRect(0, 0, sceneRect().width(), m_tracksHeight * m_document->tracksCount());
+
+    m_selectedTrack = qMin(m_selectedTrack, m_document->tracksCount() - 1);
     viewport()->update();
-    emit trackHeightChanged();
+    emit tracksChanged();
     //QTimer::singleShot(500, this, SIGNAL(trackHeightChanged()));
 }
 
-void CustomTrackView::changeTrack(int ix, TrackInfo type)
+void CustomTrackView::configTracks(QList < TrackInfo > trackInfos)
 {
-    int tracknumber = m_document->tracksCount() - ix;
-    m_document->setTrackType(tracknumber - 1, type);
-    m_document->renderer()->mltChangeTrackState(tracknumber, m_document->trackInfoAt(tracknumber - 1).isMute, m_document->trackInfoAt(tracknumber - 1).isBlind);
+    for (int i = 0; i < trackInfos.count(); ++i) {
+        m_document->setTrackType(i, trackInfos.at(i));
+        m_document->renderer()->mltChangeTrackState(i + 1, m_document->trackInfoAt(i).isMute, m_document->trackInfoAt(i).isBlind);
+    }
+
     QTimer::singleShot(300, this, SIGNAL(trackHeightChanged()));
     viewport()->update();
 }
 
-
 void CustomTrackView::slotSwitchTrackAudio(int ix)
 {
     /*for (int i = 0; i < m_document->tracksCount(); i++)
@@ -2214,6 +2654,7 @@ void CustomTrackView::lockTrack(int ix, bool lock)
     int tracknumber = m_document->tracksCount() - ix - 1;
     m_document->switchTrackLock(tracknumber, lock);
     emit doTrackLock(ix, lock);
+    AbstractClipItem *clip = NULL;
     QList<QGraphicsItem *> selection = m_scene->items(0, ix * m_tracksHeight + m_tracksHeight / 2, sceneRect().width(), m_tracksHeight / 2 - 2);
 
     for (int i = 0; i < selection.count(); i++) {
@@ -2222,7 +2663,10 @@ void CustomTrackView::lockTrack(int ix, bool lock)
             if (selection.at(i)->type() == AVWIDGET) emit clipItemSelected(NULL);
             else emit transitionItemSelected(NULL);
         }
-        static_cast <AbstractClipItem *>(selection.at(i))->setItemLocked(lock);
+        clip = static_cast <AbstractClipItem *>(selection.at(i));
+        clip->setItemLocked(lock);
+        if (clip == m_dragItem)
+            m_dragItem = NULL;
     }
     kDebug() << "NEXT TRK STATE: " << m_document->trackInfoAt(tracknumber).isLocked;
     viewport()->update();
@@ -2237,18 +2681,19 @@ void CustomTrackView::slotSwitchTrackVideo(int ix)
     setDocumentModified();
 }
 
-QList<QGraphicsItem *> CustomTrackView::checkForGroups(const QRectF &rect, bool &ok)
+QList<QGraphicsItem *> CustomTrackView::checkForGroups(const QRectF &rect, bool *ok)
 {
     // Check there is no group going over several tracks there, or that would result in timeline corruption
     QList<QGraphicsItem *> selection = scene()->items(rect);
+    *ok = true;
     int maxHeight = m_tracksHeight * 1.5;
     for (int i = 0; i < selection.count(); i++) {
         // Check that we don't try to move a group with clips on other tracks
         if (selection.at(i)->type() == GROUPWIDGET && (selection.at(i)->boundingRect().height() >= maxHeight)) {
-            ok = false;
+            *ok = false;
             break;
         } else if (selection.at(i)->parentItem() && (selection.at(i)->parentItem()->boundingRect().height() >= maxHeight)) {
-            ok = false;
+            *ok = false;
             break;
         }
     }
@@ -2269,6 +2714,11 @@ void CustomTrackView::slotRemoveSpace()
         track = (int)(mapToScene(m_menuPosition).y() / m_tracksHeight);
     }
 
+    if (m_document->isTrackLocked(m_document->tracksCount() - track - 1)) {
+        emit displayMessage(i18n("Cannot remove space in a locked track"), ErrorMessage);
+        return;
+    }
+
     ClipItem *item = getClipItemAt(pos, track);
     if (item) {
         emit displayMessage(i18n("You must be in an empty space to remove space (time: %1, track: %2)", m_document->timecode().getTimecodeFromFrames(mapToScene(m_menuPosition).x()), track), ErrorMessage);
@@ -2277,7 +2727,7 @@ void CustomTrackView::slotRemoveSpace()
     int length = m_document->renderer()->mltGetSpaceLength(pos, m_document->tracksCount() - track, true);
     //kDebug() << "// GOT LENGT; " << length;
     if (length <= 0) {
-        emit displayMessage(i18n("You must be in an empty space to remove space (time: %1, track:%2)", m_document->timecode().getTimecodeFromFrames(mapToScene(m_menuPosition).x()), track), ErrorMessage);
+        emit displayMessage(i18n("You must be in an empty space to remove space (time: %1, track: %2)", m_document->timecode().getTimecodeFromFrames(mapToScene(m_menuPosition).x()), track), ErrorMessage);
         return;
     }
 
@@ -2285,7 +2735,7 @@ void CustomTrackView::slotRemoveSpace()
     QRectF rect(pos.frames(m_document->fps()), track * m_tracksHeight + m_tracksHeight / 2, sceneRect().width() - pos.frames(m_document->fps()), m_tracksHeight / 2 - 2);
 
     bool isOk;
-    QList<QGraphicsItem *> items = checkForGroups(rect, isOk);
+    QList<QGraphicsItem *> items = checkForGroups(rect, &isOk);
     if (!isOk) {
         // groups found on track, do not allow the move
         emit displayMessage(i18n("Cannot remove space in a track with a group"), ErrorMessage);
@@ -2321,18 +2771,27 @@ void CustomTrackView::slotInsertSpace()
         pos = GenTime((int)(mapToScene(m_menuPosition).x()), m_document->fps());
         track = (int)(mapToScene(m_menuPosition).y() / m_tracksHeight) + 1;
     }
-    SpacerDialog d(GenTime(65, m_document->fps()), m_document->timecode(), track, m_document->tracksCount(), this);
+    SpacerDialog d(GenTime(65, m_document->fps()), m_document->timecode(), track, m_document->tracksCount() + 1, this);
     if (d.exec() != QDialog::Accepted) return;
     GenTime spaceDuration = d.selectedDuration();
     track = d.selectedTrack();
 
+    // TODO: Make "All Tracks" work
+    if (track == -1)
+        return;
+
+    if (m_document->isTrackLocked(m_document->tracksCount() - track - 1)) {
+        emit displayMessage(i18n("Cannot insert space in a locked track"), ErrorMessage);
+        return;
+    }
+
     ClipItem *item = getClipItemAt(pos, track);
     if (item) pos = item->startPos();
 
     // Make sure there is no group in the way
     QRectF rect(pos.frames(m_document->fps()), track * m_tracksHeight + m_tracksHeight / 2, sceneRect().width() - pos.frames(m_document->fps()), m_tracksHeight / 2 - 2);
     bool isOk;
-    QList<QGraphicsItem *> items = checkForGroups(rect, isOk);
+    QList<QGraphicsItem *> items = checkForGroups(rect, &isOk);
     if (!isOk) {
         // groups found on track, do not allow the move
         emit displayMessage(i18n("Cannot insert space in a track with a group"), ErrorMessage);
@@ -2381,10 +2840,10 @@ void CustomTrackView::insertSpace(QList<ItemInfo> clipsToMove, QList<ItemInfo> t
             if (clip) {
                 if (clip->parentItem()) {
                     m_selectionGroup->addToGroup(clip->parentItem());
-                    clip->parentItem()->setFlags(QGraphicsItem::ItemIsSelectable);
+                    clip->parentItem()->setFlag(QGraphicsItem::ItemIsMovable, false);
                 } else {
                     m_selectionGroup->addToGroup(clip);
-                    clip->setFlags(QGraphicsItem::ItemIsSelectable);
+                    clip->setFlag(QGraphicsItem::ItemIsMovable, false);
                 }
                 if (trackClipStartList.value(m_document->tracksCount() - clipsToMove.at(i).track) == -1 || clipsToMove.at(i).startPos.frames(m_document->fps()) < trackClipStartList.value(m_document->tracksCount() - clipsToMove.at(i).track))
                     trackClipStartList[m_document->tracksCount() - clipsToMove.at(i).track] = clipsToMove.at(i).startPos.frames(m_document->fps());
@@ -2397,10 +2856,10 @@ void CustomTrackView::insertSpace(QList<ItemInfo> clipsToMove, QList<ItemInfo> t
             if (transition) {
                 if (transition->parentItem()) {
                     m_selectionGroup->addToGroup(transition->parentItem());
-                    transition->parentItem()->setFlags(QGraphicsItem::ItemIsSelectable);
+                    transition->parentItem()->setFlag(QGraphicsItem::ItemIsMovable, false);
                 } else {
                     m_selectionGroup->addToGroup(transition);
-                    transition->setFlags(QGraphicsItem::ItemIsSelectable);
+                    transition->setFlag(QGraphicsItem::ItemIsMovable, false);
                 }
                 if (trackTransitionStartList.value(m_document->tracksCount() - transToMove.at(i).track) == -1 || transToMove.at(i).startPos.frames(m_document->fps()) < trackTransitionStartList.value(m_document->tracksCount() - transToMove.at(i).track))
                     trackTransitionStartList[m_document->tracksCount() - transToMove.at(i).track] = transToMove.at(i).startPos.frames(m_document->fps());
@@ -2442,7 +2901,7 @@ void CustomTrackView::deleteClip(const QString &clipId)
                     // Clip is in a group, destroy the group
                     new GroupClipsCommand(this, QList<ItemInfo>() << item->info(), QList<ItemInfo>(), false, deleteCommand);
                 }
-                new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), true, true, deleteCommand);
+                new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), false, false, true, true, deleteCommand);
             }
         }
     }
@@ -2498,6 +2957,9 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
     if (m_moveOpMode == SEEK) m_moveOpMode = NONE;
     QGraphicsView::mouseReleaseEvent(event);
     setViewportUpdateMode(QGraphicsView::MinimalViewportUpdate);
+#if QT_VERSION >= 0x040600
+    if (m_dragItem) m_dragItem->setGraphicsEffect(NULL);
+#endif
     if (m_scrollTimer.isActive()) m_scrollTimer.stop();
     if (event->button() == Qt::MidButton) {
         return;
@@ -2588,7 +3050,6 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
 
     if (m_operationMode == MOVE) {
         setCursor(Qt::OpenHandCursor);
-
         if (m_dragItem->parentItem() == 0) {
             // we are moving one clip, easy
             if (m_dragItem->type() == AVWIDGET && (m_dragItemInfo.startPos != info.startPos || m_dragItemInfo.track != info.track)) {
@@ -2597,33 +3058,39 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                 if (item->isAudioOnly()) prod = item->baseClip()->audioProducer(m_dragItemInfo.track);
                 else if (item->isVideoOnly()) prod = item->baseClip()->videoProducer();
                 else prod = item->baseClip()->producer(m_dragItemInfo.track);
-                bool success = m_document->renderer()->mltMoveClip((int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - m_dragItem->track()), (int) m_dragItemInfo.startPos.frames(m_document->fps()), (int)(m_dragItem->startPos().frames(m_document->fps())), prod);
+                bool success = m_document->renderer()->mltMoveClip((int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - m_dragItem->track()), (int) m_dragItemInfo.startPos.frames(m_document->fps()), (int)(m_dragItem->startPos().frames(m_document->fps())), prod, m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT);
 
                 if (success) {
+                    QUndoCommand *moveCommand = new QUndoCommand();
+                    moveCommand->setText(i18n("Move clip"));
+                    adjustTimelineClips(m_scene->editMode(), item, ItemInfo(), moveCommand);
+
                     int tracknumber = m_document->tracksCount() - item->track() - 1;
                     bool isLocked = m_document->trackInfoAt(tracknumber).isLocked;
                     if (isLocked) item->setItemLocked(true);
-                    QUndoCommand *moveCommand = new QUndoCommand();
-                    moveCommand->setText(i18n("Move clip"));
                     new MoveClipCommand(this, m_dragItemInfo, info, false, moveCommand);
                     // Also move automatic transitions (on lower track)
-                    Transition *tr = getTransitionItemAtStart(m_dragItemInfo.startPos, m_dragItemInfo.track);
-                    if (tr && tr->isAutomatic()) {
-                        ItemInfo trInfo = tr->info();
-                        ItemInfo newTrInfo = trInfo;
-                        newTrInfo.track = info.track;
-                        newTrInfo.startPos = m_dragItem->startPos();
-                        if (m_dragItemInfo.track == info.track && !item->baseClip()->isTransparent() && getClipItemAtEnd(newTrInfo.endPos, m_document->tracksCount() - tr->transitionEndTrack())) {
+                    Transition *startTransition = getTransitionItemAtStart(m_dragItemInfo.startPos, m_dragItemInfo.track);
+                    ItemInfo startTrInfo;
+                    ItemInfo newStartTrInfo;
+                    bool moveStartTrans = false;
+                    bool moveEndTrans = false;
+                    if (startTransition && startTransition->isAutomatic()) {
+                        startTrInfo = startTransition->info();
+                        newStartTrInfo = startTrInfo;
+                        newStartTrInfo.track = info.track;
+                        newStartTrInfo.startPos = info.startPos;
+                        if (m_dragItemInfo.track == info.track && !item->baseClip()->isTransparent() && getClipItemAtEnd(newStartTrInfo.endPos, m_document->tracksCount() - startTransition->transitionEndTrack())) {
                             // transition end should stay the same
                         } else {
                             // transition end should be adjusted to clip
-                            newTrInfo.endPos = newTrInfo.endPos + (newTrInfo.startPos - trInfo.startPos);
+                            newStartTrInfo.endPos = newStartTrInfo.endPos + (newStartTrInfo.startPos - startTrInfo.startPos);
                         }
-                        if (newTrInfo.startPos < newTrInfo.endPos) new MoveTransitionCommand(this, trInfo, newTrInfo, true, moveCommand);
+                        if (newStartTrInfo.startPos < newStartTrInfo.endPos) moveStartTrans = true;
                     }
-                    if (tr == NULL || tr->endPos() < m_dragItemInfo.endPos) {
+                    if (startTransition == NULL || startTransition->endPos() < m_dragItemInfo.endPos) {
                         // Check if there is a transition at clip end
-                        tr = getTransitionItemAtEnd(m_dragItemInfo.endPos, m_dragItemInfo.track);
+                        Transition *tr = getTransitionItemAtEnd(m_dragItemInfo.endPos, m_dragItemInfo.track);
                         if (tr && tr->isAutomatic()) {
                             ItemInfo trInfo = tr->info();
                             ItemInfo newTrInfo = trInfo;
@@ -2635,12 +3102,34 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                                 // transition start should be moved
                                 newTrInfo.startPos = newTrInfo.startPos + (newTrInfo.endPos - trInfo.endPos);
                             }
-                            if (newTrInfo.startPos < newTrInfo.endPos)
+                            if (newTrInfo.startPos < newTrInfo.endPos) {
+                                moveEndTrans = true;
+                                if (moveStartTrans) {
+                                    // we have to move both transitions, remove the start one so that there is no collision
+                                    new AddTransitionCommand(this, startTrInfo, startTransition->transitionEndTrack(), startTransition->toXML(), true, true, moveCommand);
+                                }
+                                adjustTimelineTransitions(m_scene->editMode(), tr, moveCommand);
                                 new MoveTransitionCommand(this, trInfo, newTrInfo, true, moveCommand);
+                                if (moveStartTrans) {
+                                    // re-add transition in correct place
+                                    int transTrack = startTransition->transitionEndTrack();
+                                    if (m_dragItemInfo.track != info.track && !startTransition->forcedTrack()) {
+                                        transTrack = getPreviousVideoTrack(info.track);
+                                    }
+                                    adjustTimelineTransitions(m_scene->editMode(), startTransition, moveCommand);
+                                    new AddTransitionCommand(this, newStartTrInfo, transTrack, startTransition->toXML(), false, true, moveCommand);
+                                }
+                            }
                         }
                     }
+
+                    if (moveStartTrans && !moveEndTrans) {
+                        adjustTimelineTransitions(m_scene->editMode(), startTransition, moveCommand);
+                        new MoveTransitionCommand(this, startTrInfo, newStartTrInfo, true, moveCommand);
+                    }
+
                     // Also move automatic transitions (on upper track)
-                    tr = getTransitionItemAtStart(m_dragItemInfo.startPos, m_dragItemInfo.track - 1);
+                    Transition *tr = getTransitionItemAtStart(m_dragItemInfo.startPos, m_dragItemInfo.track - 1);
                     if (m_dragItemInfo.track == info.track && tr && tr->isAutomatic() && (m_document->tracksCount() - tr->transitionEndTrack()) == m_dragItemInfo.track) {
                         ItemInfo trInfo = tr->info();
                         ItemInfo newTrInfo = trInfo;
@@ -2651,7 +3140,10 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                                 // transition end should be adjusted to clip on upper track
                                 newTrInfo.endPos = newTrInfo.endPos + (newTrInfo.startPos - trInfo.startPos);
                             }
-                            if (newTrInfo.startPos < newTrInfo.endPos) new MoveTransitionCommand(this, trInfo, newTrInfo, true, moveCommand);
+                            if (newTrInfo.startPos < newTrInfo.endPos) {
+                                adjustTimelineTransitions(m_scene->editMode(), tr, moveCommand);
+                                new MoveTransitionCommand(this, trInfo, newTrInfo, true, moveCommand);
+                            }
                         }
                     }
                     if (m_dragItemInfo.track == info.track && (tr == NULL || tr->endPos() < m_dragItemInfo.endPos)) {
@@ -2669,11 +3161,15 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                                     // transition start should be moved
                                     newTrInfo.startPos = newTrInfo.startPos + (newTrInfo.endPos - trInfo.endPos);
                                 }
-                                if (newTrInfo.startPos < newTrInfo.endPos) new MoveTransitionCommand(this, trInfo, newTrInfo, true, moveCommand);
+                                if (newTrInfo.startPos < newTrInfo.endPos) {
+                                    adjustTimelineTransitions(m_scene->editMode(), tr, moveCommand);
+                                    new MoveTransitionCommand(this, trInfo, newTrInfo, true, moveCommand);
+                                }
                             }
                         }
                     }
                     m_commandStack->push(moveCommand);
+                    //checkTrackSequence(m_dragItem->track());
                 } else {
                     // undo last move and emit error message
                     bool snap = KdenliveSettings::snaptopoints();
@@ -2686,14 +3182,17 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             }
             if (m_dragItem->type() == TRANSITIONWIDGET && (m_dragItemInfo.startPos != info.startPos || m_dragItemInfo.track != info.track)) {
                 Transition *transition = static_cast <Transition *>(m_dragItem);
+                transition->updateTransitionEndTrack(getPreviousVideoTrack(m_dragItem->track()));
                 if (!m_document->renderer()->mltMoveTransition(transition->transitionTag(), (int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - m_dragItem->track()), transition->transitionEndTrack(), m_dragItemInfo.startPos, m_dragItemInfo.endPos, info.startPos, info.endPos)) {
                     // Moving transition failed, revert to previous position
                     emit displayMessage(i18n("Cannot move transition"), ErrorMessage);
                     transition->setPos((int) m_dragItemInfo.startPos.frames(m_document->fps()), (m_dragItemInfo.track) * m_tracksHeight + 1);
                 } else {
-                    MoveTransitionCommand *command = new MoveTransitionCommand(this, m_dragItemInfo, info, false);
-                    m_commandStack->push(command);
-                    transition->updateTransitionEndTrack(getPreviousVideoTrack(m_dragItem->track()));
+                    QUndoCommand *moveCommand = new QUndoCommand();
+                    moveCommand->setText(i18n("Move transition"));
+                    adjustTimelineTransitions(m_scene->editMode(), transition, moveCommand);
+                    new MoveTransitionCommand(this, m_dragItemInfo, info, false, moveCommand);
+                    m_commandStack->push(moveCommand);
                 }
             }
         } else {
@@ -2708,6 +3207,8 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             GenTime timeOffset = GenTime(m_dragItem->scenePos().x(), m_document->fps()) - m_dragItemInfo.startPos;
             const int trackOffset = (int)(m_dragItem->scenePos().y() / m_tracksHeight) - m_dragItemInfo.track;
             //kDebug() << "// MOVED SEVERAL CLIPS" << timeOffset.frames(25);
+            QUndoCommand *moveGroup = new QUndoCommand();
+            moveGroup->setText(i18n("Move group"));
             if (timeOffset != GenTime() || trackOffset != 0) {
                 // remove items in MLT playlist
 
@@ -2754,10 +3255,11 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                         ClipItem *clip = static_cast <ClipItem*>(item);
                         info.track = m_document->tracksCount() - info.track;
                         Mlt::Producer *prod;
+                        adjustTimelineClips(m_scene->editMode(), clip, ItemInfo(), moveGroup);
                         if (clip->isAudioOnly()) prod = clip->baseClip()->audioProducer(info.track);
                         else if (clip->isVideoOnly()) prod = clip->baseClip()->videoProducer();
                         else prod = clip->baseClip()->producer(info.track);
-                        m_document->renderer()->mltInsertClip(info, clip->xml(), prod);
+                        m_document->renderer()->mltInsertClip(info, clip->xml(), prod, m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT);
                         for (int i = 0; i < clip->effectsCount(); i++) {
                             m_document->renderer()->mltAddEffect(info.track, info.startPos, clip->getEffectArgs(clip->effectAt(i)), false);
                         }
@@ -2768,12 +3270,13 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                             newTrack = getPreviousVideoTrack(info.track);
                         }
                         tr->updateTransitionEndTrack(newTrack);
+                        adjustTimelineTransitions(m_scene->editMode(), tr, moveGroup);
                         m_document->renderer()->mltAddTransition(tr->transitionTag(), newTrack, m_document->tracksCount() - info.track, info.startPos, info.endPos, tr->toXML());
                     }
                 }
 
-                MoveGroupCommand *move = new MoveGroupCommand(this, clipsToMove, transitionsToMove, timeOffset, trackOffset, false);
-                m_commandStack->push(move);
+                new MoveGroupCommand(this, clipsToMove, transitionsToMove, timeOffset, trackOffset, false, moveGroup);
+                m_commandStack->push(moveGroup);
 
                 //QPointF top = group->sceneBoundingRect().topLeft();
                 //QPointF oldpos = m_selectionGroup->scenePos();
@@ -2854,14 +3357,20 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
 
                 m_commandStack->push(resizeCommand);
             } else {
+                bool snap = KdenliveSettings::snaptopoints();
+                KdenliveSettings::setSnaptopoints(false);
                 m_dragItem->resizeStart((int) m_dragItemInfo.startPos.frames(m_document->fps()));
+                KdenliveSettings::setSnaptopoints(snap);
                 emit displayMessage(i18n("Error when resizing clip"), ErrorMessage);
             }
         } else if (m_dragItem->type() == TRANSITIONWIDGET) {
             Transition *transition = static_cast <Transition *>(m_dragItem);
             if (!m_document->renderer()->mltMoveTransition(transition->transitionTag(), (int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - m_dragItemInfo.track), transition->transitionEndTrack(), m_dragItemInfo.startPos, m_dragItemInfo.endPos, info.startPos, info.endPos)) {
                 // Cannot resize transition
+                bool snap = KdenliveSettings::snaptopoints();
+                KdenliveSettings::setSnaptopoints(false);
                 transition->resizeStart((int) m_dragItemInfo.startPos.frames(m_document->fps()));
+                KdenliveSettings::setSnaptopoints(snap);
                 emit displayMessage(i18n("Cannot resize transition"), ErrorMessage);
             } else {
                 MoveTransitionCommand *command = new MoveTransitionCommand(this, m_dragItemInfo, info, false);
@@ -2951,7 +3460,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             }
         } else if (m_dragItem->type() == TRANSITIONWIDGET) {
             Transition *transition = static_cast <Transition *>(m_dragItem);
-            if (!m_document->renderer()->mltMoveTransition(transition->transitionTag(), (int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - m_dragItemInfo.track), 0, m_dragItemInfo.startPos, m_dragItemInfo.endPos, info.startPos, info.endPos)) {
+            if (!m_document->renderer()->mltMoveTransition(transition->transitionTag(), (int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - m_dragItemInfo.track), transition->transitionEndTrack(), m_dragItemInfo.startPos, m_dragItemInfo.endPos, info.startPos, info.endPos)) {
                 // Cannot resize transition
                 transition->resizeEnd((int) m_dragItemInfo.endPos.frames(m_document->fps()));
                 emit displayMessage(i18n("Cannot resize transition"), ErrorMessage);
@@ -2976,12 +3485,13 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
         // resize fade in effect
         ClipItem * item = static_cast <ClipItem *>(m_dragItem);
         int ix = item->hasEffect("volume", "fadein");
+        int ix2 = item->hasEffect("", "fade_from_black");
         if (ix != -1) {
             QDomElement oldeffect = item->effectAt(ix);
             int start = item->cropStart().frames(m_document->fps());
             int end = item->fadeIn();
             if (end == 0) {
-                slotDeleteEffect(item, oldeffect);
+                slotDeleteEffect(item, oldeffect, false);
             } else {
                 end += start;
                 QDomElement effect = oldeffect.cloneNode().toElement();
@@ -2990,37 +3500,41 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                 slotUpdateClipEffect(item, effect, oldeffect, ix);
                 emit clipItemSelected(item, ix);
             }
-        } else if (item->fadeIn() != 0 && item->hasEffect("", "fade_from_black") == -1) {
-            QDomElement effect = MainWindow::audioEffects.getEffectByTag("volume", "fadein").cloneNode().toElement();
+        } else if (item->fadeIn() != 0 && ix2 == -1) {
+            QDomElement effect;
+            if (item->isVideoOnly() || (item->clipType() != AUDIO && item->clipType() != AV && item->clipType() != PLAYLIST)) {
+                // add video fade
+                effect = MainWindow::videoEffects.getEffectByTag("", "fade_from_black").cloneNode().toElement();
+            } else effect = MainWindow::audioEffects.getEffectByTag("volume", "fadein").cloneNode().toElement();
             EffectsList::setParameter(effect, "out", QString::number(item->fadeIn()));
             slotAddEffect(effect, m_dragItem->startPos(), m_dragItem->track());
         }
-        ix = item->hasEffect("volume", "fade_from_black");
-        if (ix != -1) {
-            QDomElement oldeffect = item->effectAt(ix);
+        if (ix2 != -1) {
+            QDomElement oldeffect = item->effectAt(ix2);
             int start = item->cropStart().frames(m_document->fps());
             int end = item->fadeIn();
             if (end == 0) {
-                slotDeleteEffect(item, oldeffect);
+                slotDeleteEffect(item, oldeffect, false);
             } else {
                 end += start;
                 QDomElement effect = oldeffect.cloneNode().toElement();
                 EffectsList::setParameter(oldeffect, "in", QString::number(start));
                 EffectsList::setParameter(oldeffect, "out", QString::number(end));
-                slotUpdateClipEffect(item, effect, oldeffect, ix);
-                emit clipItemSelected(item, ix);
+                slotUpdateClipEffect(item, effect, oldeffect, ix2);
+                emit clipItemSelected(item, ix2);
             }
         }
     } else if (m_operationMode == FADEOUT) {
         // resize fade in effect
         ClipItem * item = static_cast <ClipItem *>(m_dragItem);
         int ix = item->hasEffect("volume", "fadeout");
+        int ix2 = item->hasEffect("", "fade_to_black");
         if (ix != -1) {
             QDomElement oldeffect = item->effectAt(ix);
             int end = (item->cropDuration() + item->cropStart()).frames(m_document->fps());
             int start = item->fadeOut();
             if (start == 0) {
-                slotDeleteEffect(item, oldeffect);
+                slotDeleteEffect(item, oldeffect, false);
             } else {
                 start = end - start;
                 QDomElement effect = oldeffect.cloneNode().toElement();
@@ -3030,36 +3544,55 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                 slotUpdateClipEffect(item, effect, oldeffect, ix);
                 emit clipItemSelected(item, ix);
             }
-        } else if (item->fadeOut() != 0 && item->hasEffect("", "fade_to_black") == -1) {
-            QDomElement effect = MainWindow::audioEffects.getEffectByTag("volume", "fadeout").cloneNode().toElement();
+        } else if (item->fadeOut() != 0 && ix2 == -1) {
+            QDomElement effect;
+            if (item->isVideoOnly() || (item->clipType() != AUDIO && item->clipType() != AV && item->clipType() != PLAYLIST)) {
+                // add video fade
+                effect = MainWindow::videoEffects.getEffectByTag("", "fade_to_black").cloneNode().toElement();
+            } else effect = MainWindow::audioEffects.getEffectByTag("volume", "fadeout").cloneNode().toElement();
             EffectsList::setParameter(effect, "in", QString::number(item->fadeOut()));
             EffectsList::setParameter(effect, "out", QString::number(0));
             slotAddEffect(effect, m_dragItem->startPos(), m_dragItem->track());
         }
-        ix = item->hasEffect("brightness", "fade_to_black");
-        if (ix != -1) {
-            QDomElement oldeffect = item->effectAt(ix);
+        if (ix2 != -1) {
+            QDomElement oldeffect = item->effectAt(ix2);
             int end = (item->cropDuration() + item->cropStart()).frames(m_document->fps());
             int start = item->fadeOut();
             if (start == 0) {
-                slotDeleteEffect(item, oldeffect);
+                slotDeleteEffect(item, oldeffect, false);
             } else {
                 start = end - start;
                 QDomElement effect = oldeffect.cloneNode().toElement();
                 EffectsList::setParameter(oldeffect, "in", QString::number(start));
                 EffectsList::setParameter(oldeffect, "out", QString::number(end));
                 // kDebug()<<"EDIT FADE OUT : "<<start<<"x"<<end;
-                slotUpdateClipEffect(item, effect, oldeffect, ix);
-                emit clipItemSelected(item, ix);
+                slotUpdateClipEffect(item, effect, oldeffect, ix2);
+                emit clipItemSelected(item, ix2);
             }
         }
     } else if (m_operationMode == KEYFRAME) {
         // update the MLT effect
         ClipItem * item = static_cast <ClipItem *>(m_dragItem);
-        QString previous = item->keyframes(item->selectedEffectIndex());
-        item->updateKeyframeEffect();
-        QString next = item->keyframes(item->selectedEffectIndex());
-        EditKeyFrameCommand *command = new EditKeyFrameCommand(this, item->track(), item->startPos(), item->selectedEffectIndex(), previous, next, false);
+        QDomElement oldEffect = item->selectedEffect().cloneNode().toElement();
+
+        // check if we want to remove keyframe
+        double val = mapToScene(event->pos()).toPoint().y();
+        QRectF br = item->sceneBoundingRect();
+        double maxh = 100.0 / br.height();
+        val = (br.bottom() - val) * maxh;
+        int start = item->cropStart().frames(m_document->fps());
+        int end = (item->cropStart() + item->cropDuration()).frames(m_document->fps()) - 1;
+        if ((val < -50 || val > 150) && item->editedKeyFramePos() != start && item->editedKeyFramePos() != end) {
+            //delete keyframe
+            kDebug() << "// DELETE KFR: " << item->editedKeyFramePos();
+            item->movedKeyframe(item->getEffectAt(item->selectedEffectIndex()), item->selectedKeyFramePos(), -1, 0);
+        } else item->movedKeyframe(item->getEffectAt(item->selectedEffectIndex()), item->selectedKeyFramePos(), item->editedKeyFramePos(), item->editedKeyFrameValue());
+        QDomElement newEffect = item->selectedEffect().cloneNode().toElement();
+        //item->updateKeyframeEffect();
+        //QString next = item->keyframes(item->selectedEffectIndex());
+        //EditKeyFrameCommand *command = new EditKeyFrameCommand(this, item->track(), item->startPos(), item->selectedEffectIndex(), previous, next, false);
+        EditEffectCommand *command = new EditEffectCommand(this, m_document->tracksCount() - item->track(), item->startPos(), oldEffect, newEffect, item->selectedEffectIndex(), false);
+
         m_commandStack->push(command);
         updateEffect(m_document->tracksCount() - item->track(), item->startPos(), item->selectedEffect(), item->selectedEffectIndex());
         emit clipItemSelected(item, item->selectedEffectIndex());
@@ -3071,6 +3604,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
         if (transitionClip && transitionClip->baseClip()) {
             QString size = transitionClip->baseClip()->getProperty("frame_size");
             double factor = transitionClip->baseClip()->getProperty("aspect_ratio").toDouble();
+            if (factor == 0) factor = 1.0;
             p.setX((int)(size.section('x', 0, 0).toInt() * factor + 0.5));
             p.setY(size.section('x', 1, 1).toInt());
         }
@@ -3103,9 +3637,21 @@ void CustomTrackView::deleteClip(ItemInfo info, bool refresh)
     }*/
     m_waitingThumbs.removeAll(item);
     if (m_dragItem == item) m_dragItem = NULL;
-    scene()->removeItem(item);
+#if QT_VERSION >= 0x040600
+    // animate item deletion
+    item->closeAnimation();
+    /*if (refresh) item->closeAnimation();
+    else {
+        // no refresh, means we have several operations chained, we need to delete clip immediatly
+        // so that it does not get in the way of the other
+        delete item;
+        item = NULL;
+    }*/
+#else
     delete item;
     item = NULL;
+#endif
+
     setDocumentModified();
     if (refresh) m_document->renderer()->doRefresh();
 }
@@ -3130,7 +3676,6 @@ void CustomTrackView::deleteSelectedClips()
         if (itemList.at(i)->type() == GROUPWIDGET) {
             groupCount++;
             QList<QGraphicsItem *> children = itemList.at(i)->childItems();
-            itemList += children;
             QList <ItemInfo> clipInfos;
             QList <ItemInfo> transitionInfos;
             GenTime currentPos = GenTime(m_cursorPos, m_document->fps());
@@ -3142,11 +3687,17 @@ void CustomTrackView::deleteSelectedClips()
                     AbstractClipItem *clip = static_cast <AbstractClipItem *>(children.at(j));
                     if (!clip->isItemLocked()) transitionInfos.append(clip->info());
                 }
+                if (itemList.contains(children.at(j))) {
+                    children.removeAt(j);
+                    j--;
+                }
             }
-            if (clipInfos.count() > 0) {
+            itemList += children;
+            if (clipInfos.count() > 0)
                 new GroupClipsCommand(this, clipInfos, transitionInfos, false, deleteSelected);
-            }
-        }
+
+        } else if (itemList.at(i)->parentItem() && itemList.at(i)->parentItem()->type() == GROUPWIDGET)
+            itemList.insert(i + 1, itemList.at(i)->parentItem());
     }
 
     for (int i = 0; i < itemList.count(); i++) {
@@ -3155,7 +3706,7 @@ void CustomTrackView::deleteSelectedClips()
             ClipItem *item = static_cast <ClipItem *>(itemList.at(i));
             if (item->parentItem()) resetGroup = true;
             //kDebug()<<"// DELETE CLP AT: "<<item->info().startPos.frames(25);
-            new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), true, true, deleteSelected);
+            new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), false, false, true, true, deleteSelected);
             emit clipItemSelected(NULL);
         } else if (itemList.at(i)->type() == TRANSITIONWIDGET) {
             transitionCount++;
@@ -3205,7 +3756,7 @@ void CustomTrackView::changeClipSpeed()
     else delete changeSelected;
 }
 
-void CustomTrackView::doChangeClipSpeed(ItemInfo info, const double speed, const double oldspeed, int strobe, const QString &id)
+void CustomTrackView::doChangeClipSpeed(ItemInfo info, ItemInfo speedIndependantInfo, const double speed, const double oldspeed, int strobe, const QString &id)
 {
     DocClipBase *baseclip = m_document->clipManager()->getClipById(id);
     ClipItem *item = getClipItemAt((int) info.startPos.frames(m_document->fps()), info.track);
@@ -3215,12 +3766,16 @@ void CustomTrackView::doChangeClipSpeed(ItemInfo info, const double speed, const
         return;
     }
     info.track = m_document->tracksCount() - item->track();
-    int endPos = m_document->renderer()->mltChangeClipSpeed(info, speed, oldspeed, strobe, baseclip->producer());
+    int endPos;
+    if (item->isVideoOnly()) endPos = m_document->renderer()->mltChangeClipSpeed(info, speedIndependantInfo, speed, oldspeed, strobe, baseclip->videoProducer());
+    else if (item->isAudioOnly()) endPos = m_document->renderer()->mltChangeClipSpeed(info, speedIndependantInfo, speed, oldspeed, strobe, baseclip->audioProducer(item->track()));
+    else endPos = m_document->renderer()->mltChangeClipSpeed(info, speedIndependantInfo, speed, oldspeed, strobe, baseclip->producer());
     if (endPos >= 0) {
         item->setSpeed(speed, strobe);
         item->updateRectGeometry();
-        if (item->cropDuration().frames(m_document->fps()) > endPos)
-            item->AbstractClipItem::resizeEnd(info.startPos.frames(m_document->fps()) + endPos, speed);
+        if (item->cropDuration().frames(m_document->fps()) != endPos) {
+            item->resizeEnd((int) info.startPos.frames(m_document->fps()) + endPos - 1);
+        }
         updatePositionEffects(item, info);
         setDocumentModified();
     } else emit displayMessage(i18n("Invalid clip"), ErrorMessage);
@@ -3286,7 +3841,7 @@ void CustomTrackView::doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo>
                 m_document->clipManager()->removeGroup(grp);
                 scene()->destroyItemGroup(grp);
             }
-            clip->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+            clip->setFlag(QGraphicsItem::ItemIsMovable, true);
         }
         for (int i = 0; i < transitionInfos.count(); i++) {
             Transition *tr = getTransitionItemAt(transitionInfos.at(i).startPos, transitionInfos.at(i).track);
@@ -3296,7 +3851,7 @@ void CustomTrackView::doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo>
                 m_document->clipManager()->removeGroup(grp);
                 scene()->destroyItemGroup(grp);
             }
-            tr->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+            tr->setFlag(QGraphicsItem::ItemIsMovable, true);
         }
         setDocumentModified();
         return;
@@ -3320,7 +3875,7 @@ void CustomTrackView::doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo>
     setDocumentModified();
 }
 
-void CustomTrackView::addClip(QDomElement xml, const QString &clipId, ItemInfo info, EffectsList effects, bool refresh)
+void CustomTrackView::addClip(QDomElement xml, const QString &clipId, ItemInfo info, EffectsList effects, bool overwrite, bool push, bool refresh)
 {
     DocClipBase *baseclip = m_document->clipManager()->getClipById(clipId);
     if (baseclip == NULL) {
@@ -3344,13 +3899,13 @@ void CustomTrackView::addClip(QDomElement xml, const QString &clipId, ItemInfo i
     if (item->isAudioOnly()) prod = baseclip->audioProducer(info.track);
     else if (item->isVideoOnly()) prod = baseclip->videoProducer();
     else prod = baseclip->producer(info.track);
-    m_document->renderer()->mltInsertClip(info, xml, prod);
+    m_document->renderer()->mltInsertClip(info, xml, prod, overwrite, push);
     for (int i = 0; i < item->effectsCount(); i++) {
         m_document->renderer()->mltAddEffect(info.track, info.startPos, item->getEffectArgs(item->effectAt(i)), false);
     }
     setDocumentModified();
     if (refresh) m_document->renderer()->doRefresh();
-    m_waitingThumbs.append(item);
+    if (!baseclip->isPlaceHolder()) m_waitingThumbs.append(item);
     m_thumbsTimer.start();
 }
 
@@ -3380,6 +3935,7 @@ ClipItem *CustomTrackView::getClipItemAtEnd(GenTime pos, int track)
     QList<QGraphicsItem *> list = scene()->items(QPointF(framepos - 1, track * m_tracksHeight + m_tracksHeight / 2));
     ClipItem *clip = NULL;
     for (int i = 0; i < list.size(); i++) {
+        if (!list.at(i)->isEnabled()) continue;
         if (list.at(i)->type() == AVWIDGET) {
             ClipItem *test = static_cast <ClipItem *>(list.at(i));
             if (test->endPos() == pos) clip = test;
@@ -3394,6 +3950,7 @@ ClipItem *CustomTrackView::getClipItemAtStart(GenTime pos, int track)
     QList<QGraphicsItem *> list = scene()->items(QPointF(pos.frames(m_document->fps()), track * m_tracksHeight + m_tracksHeight / 2));
     ClipItem *clip = NULL;
     for (int i = 0; i < list.size(); i++) {
+        if (!list.at(i)->isEnabled()) continue;
         if (list.at(i)->type() == AVWIDGET) {
             ClipItem *test = static_cast <ClipItem *>(list.at(i));
             if (test->startPos() == pos) clip = test;
@@ -3409,6 +3966,7 @@ ClipItem *CustomTrackView::getClipItemAt(int pos, int track)
     QList<QGraphicsItem *> list = scene()->items(p);
     ClipItem *clip = NULL;
     for (int i = 0; i < list.size(); i++) {
+        if (!list.at(i)->isEnabled()) continue;
         if (list.at(i)->type() == AVWIDGET) {
             clip = static_cast <ClipItem *>(list.at(i));
             break;
@@ -3428,6 +3986,7 @@ Transition *CustomTrackView::getTransitionItemAt(int pos, int track)
     QList<QGraphicsItem *> list = scene()->items(p);
     Transition *clip = NULL;
     for (int i = 0; i < list.size(); i++) {
+        if (!list.at(i)->isEnabled()) continue;
         if (list.at(i)->type() == TRANSITIONWIDGET) {
             clip = static_cast <Transition *>(list.at(i));
             break;
@@ -3448,6 +4007,7 @@ Transition *CustomTrackView::getTransitionItemAtEnd(GenTime pos, int track)
     QList<QGraphicsItem *> list = scene()->items(p);
     Transition *clip = NULL;
     for (int i = 0; i < list.size(); i++) {
+        if (!list.at(i)->isEnabled()) continue;
         if (list.at(i)->type() == TRANSITIONWIDGET) {
             Transition *test = static_cast <Transition *>(list.at(i));
             if (test->endPos() == pos) clip = test;
@@ -3463,6 +4023,7 @@ Transition *CustomTrackView::getTransitionItemAtStart(GenTime pos, int track)
     QList<QGraphicsItem *> list = scene()->items(p);
     Transition *clip = NULL;
     for (int i = 0; i < list.size(); ++i) {
+        if (!list.at(i)->isEnabled()) continue;
         if (list.at(i)->type() == TRANSITIONWIDGET) {
             Transition *test = static_cast <Transition *>(list.at(i));
             if (test->startPos() == pos) clip = test;
@@ -3542,10 +4103,10 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
             clip->setItemLocked(false);
             if (clip->parentItem()) {
                 m_selectionGroup->addToGroup(clip->parentItem());
-                clip->parentItem()->setFlags(QGraphicsItem::ItemIsSelectable);
+                clip->parentItem()->setFlag(QGraphicsItem::ItemIsMovable, false);
             } else {
                 m_selectionGroup->addToGroup(clip);
-                clip->setFlags(QGraphicsItem::ItemIsSelectable);
+                clip->setFlag(QGraphicsItem::ItemIsMovable, false);
             }
             m_document->renderer()->mltRemoveClip(m_document->tracksCount() - startClip.at(i).track, startClip.at(i).startPos);
         } else kDebug() << "//MISSING CLIP AT: " << startClip.at(i).startPos.frames(25);
@@ -3560,10 +4121,10 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
             tr->setItemLocked(false);
             if (tr->parentItem()) {
                 m_selectionGroup->addToGroup(tr->parentItem());
-                tr->parentItem()->setFlags(QGraphicsItem::ItemIsSelectable);
+                tr->parentItem()->setFlag(QGraphicsItem::ItemIsMovable, false);
             } else {
                 m_selectionGroup->addToGroup(tr);
-                tr->setFlags(QGraphicsItem::ItemIsSelectable);
+                tr->setFlag(QGraphicsItem::ItemIsMovable, false);
             }
             m_document->renderer()->mltDeleteTransition(tr->transitionTag(), tr->transitionEndTrack(), m_document->tracksCount() - startTransition.at(i).track, startTransition.at(i).startPos, startTransition.at(i).endPos, tr->toXML());
         } else kDebug() << "//MISSING TRANSITION AT: " << startTransition.at(i).startPos.frames(25);
@@ -3583,7 +4144,7 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
         for (int i = 0; i < max; i++) {
             if (children.at(i)->type() == GROUPWIDGET) {
                 children += children.at(i)->childItems();
-                AbstractGroupItem *grp = static_cast<AbstractGroupItem *>(children.at(i));
+                //AbstractGroupItem *grp = static_cast<AbstractGroupItem *>(children.at(i));
                 //grp->moveBy(offset.frames(m_document->fps()), trackOffset *(qreal) m_tracksHeight);
                 /*m_document->clipManager()->removeGroup(grp);
                 m_scene->destroyItemGroup(grp);*/
@@ -3611,17 +4172,15 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
                 else if (clip->isVideoOnly()) prod = clip->baseClip()->videoProducer();
                 else prod = clip->baseClip()->producer(info.track);
                 m_document->renderer()->mltInsertClip(info, clip->xml(), prod);
-                kDebug() << "// inserting new clp: " << info.startPos.frames(25);
             } else if (item->type() == TRANSITIONWIDGET) {
                 Transition *tr = static_cast <Transition*>(item);
-                int newTrack = tr->transitionEndTrack();
-                kDebug() << "/// TRANSITION CURR TRK: " << newTrack;
-                if (!tr->forcedTrack()) {
-                    newTrack += trackOffset;
+                int newTrack;
+                if (!tr->forcedTrack()) newTrack = getPreviousVideoTrack(info.track);
+                else {
+                    newTrack = tr->transitionEndTrack() + trackOffset;
                     if (newTrack < 0 || newTrack > m_document->tracksCount()) newTrack = getPreviousVideoTrack(info.track);
                 }
                 tr->updateTransitionEndTrack(newTrack);
-                kDebug() << "/// TRANSITION UPDATED TRK: " << newTrack;
                 m_document->renderer()->mltAddTransition(tr->transitionTag(), newTrack, m_document->tracksCount() - info.track, info.startPos, info.endPos, tr->toXML());
             }
         }
@@ -3662,19 +4221,21 @@ void CustomTrackView::moveTransition(const ItemInfo start, const ItemInfo end, b
     //item->moveTransition(GenTime((int) (endPos.x() - startPos.x()), m_document->fps()));
     KdenliveSettings::setSnaptopoints(snap);
     item->updateTransitionEndTrack(getPreviousVideoTrack(end.track));
-    m_document->renderer()->mltMoveTransition(item->transitionTag(), m_document->tracksCount() - start.track, m_document->tracksCount() - end.track, item->transitionEndTrack(), start.startPos, start.endPos, end.startPos, end.endPos);
+    m_document->renderer()->mltMoveTransition(item->transitionTag(), m_document->tracksCount() - start.track, m_document->tracksCount() - item->track(), item->transitionEndTrack(), start.startPos, start.endPos, item->startPos(), item->endPos());
     if (m_dragItem && m_dragItem == item) {
         QPoint p;
         ClipItem *transitionClip = getClipItemAt(item->startPos(), item->track());
         if (transitionClip && transitionClip->baseClip()) {
             QString size = transitionClip->baseClip()->getProperty("frame_size");
             double factor = transitionClip->baseClip()->getProperty("aspect_ratio").toDouble();
+            if (factor == 0) factor = 1.0;
             p.setX((int)(size.section('x', 0, 0).toInt() * factor + 0.5));
             p.setY(size.section('x', 1, 1).toInt());
         }
         emit transitionItemSelected(item, getPreviousVideoTrack(item->track()), p);
     }
     if (m_refresh) m_document->renderer()->doRefresh();
+    setDocumentModified();
 }
 
 void CustomTrackView::resizeClip(const ItemInfo start, const ItemInfo end, bool dontWorry)
@@ -3724,6 +4285,7 @@ void CustomTrackView::resizeClip(const ItemInfo start, const ItemInfo end, bool
     }
     m_document->renderer()->doRefresh();
     KdenliveSettings::setSnaptopoints(snap);
+    setDocumentModified();
 }
 
 void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
@@ -3814,7 +4376,7 @@ void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
         // Freeze effect needs to be adjusted with clip resize
         int diff = (info.startPos - item->startPos()).frames(m_document->fps());
         QDomElement eff = item->getEffectAt(effectPos);
-        if (!eff.isNull()) {
+        if (!eff.isNull() && diff != 0) {
             int freeze_pos = EffectsList::parameter(eff, "frame").toInt() + diff;
             EffectsList::setParameter(eff, "frame", QString::number(freeze_pos));
             if (item->isSelected() && item->selectedEffect().attribute("id") == "freeze") {
@@ -3985,6 +4547,18 @@ int CustomTrackView::hasGuide(int pos, int offset)
     return -1;
 }
 
+void CustomTrackView::buildGuidesMenu(QMenu *goMenu) const
+{
+    QAction *act;
+    goMenu->clear();
+    double fps = m_document->fps();
+    for (int i = 0; i < m_guides.count(); i++) {
+        act = goMenu->addAction(m_guides.at(i)->label() + "/" + Timecode::getStringTimecode(m_guides.at(i)->position().frames(fps), fps));
+        act->setData(m_guides.at(i)->position().frames(m_document->fps()));
+    }
+    goMenu->setEnabled(!m_guides.isEmpty());
+}
+
 void CustomTrackView::editGuide(const GenTime oldPos, const GenTime pos, const QString &comment)
 {
     if (oldPos > GenTime() && pos > GenTime()) {
@@ -4021,7 +4595,7 @@ bool CustomTrackView::addGuide(const GenTime pos, const QString &comment)
             return false;
         }
     }
-    Guide *g = new Guide(this, pos, comment, m_tracksHeight * m_document->tracksCount());
+    Guide *g = new Guide(this, pos, comment, m_tracksHeight * m_document->tracksCount() * matrix().m22());
     scene()->addItem(g);
     m_guides.append(g);
     qSort(m_guides.begin(), m_guides.end(), sortGuidesList);
@@ -4120,21 +4694,35 @@ void CustomTrackView::setTool(PROJECTTOOL tool)
 
 void CustomTrackView::setScale(double scaleFactor, double verticalScale)
 {
-    QMatrix matrix;
-    matrix = matrix.scale(scaleFactor, verticalScale);
+    QMatrix newmatrix;
+    newmatrix = newmatrix.scale(scaleFactor, verticalScale);
     m_scene->setScale(scaleFactor, verticalScale);
-    if (m_visualTip) scene()->removeItem(m_visualTip);
-    m_animationTimer->stop();
-    delete m_visualTip;
-    m_visualTip = NULL;
-    delete m_animation;
-    m_animation = NULL;
+    if (m_visualTip) {
+        scene()->removeItem(m_visualTip);
+        m_animationTimer->stop();
+        delete m_animation;
+        m_animation = NULL;
+        delete m_visualTip;
+        m_visualTip = NULL;
+    }
     double verticalPos = mapToScene(QPoint(0, viewport()->height() / 2)).y();
-    setMatrix(matrix);
-    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), m_tracksHeight * m_document->tracksCount() * verticalScale);
+    bool adjust = false;
+    if (verticalScale != matrix().m22()) adjust = true;
+    setMatrix(newmatrix);
+    if (adjust) {
+        double newHeight = m_tracksHeight * m_document->tracksCount() * matrix().m22();
+        m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), newHeight);
+        for (int i = 0; i < m_guides.count(); i++) {
+            QLineF l = m_guides.at(i)->line();
+            l.setP2(QPointF(l.x2(), newHeight));
+            m_guides.at(i)->setLine(l);
+        }
+        setSceneRect(0, 0, sceneRect().width(), m_tracksHeight * m_document->tracksCount());
+    }
+
     int diff = sceneRect().width() - m_projectDuration;
-    if (diff * matrix.m11() < 50) {
-        if (matrix.m11() < 0.4) setSceneRect(0, 0, (m_projectDuration + 100 / matrix.m11()), sceneRect().height());
+    if (diff * newmatrix.m11() < 50) {
+        if (newmatrix.m11() < 0.4) setSceneRect(0, 0, (m_projectDuration + 100 / newmatrix.m11()), sceneRect().height());
         else setSceneRect(0, 0, (m_projectDuration + 300), sceneRect().height());
     }
     centerOn(QPointF(cursorPos(), verticalPos));
@@ -4160,15 +4748,16 @@ void CustomTrackView::drawBackground(QPainter * painter, const QRectF &rect)
     double min = rect.left();
     double max = rect.right();
     painter->drawLine(QPointF(min, 0), QPointF(max, 0));
-    uint maxTrack = m_document->tracksCount();
+    int maxTrack = m_document->tracksCount();
     QColor lockedColor = scheme.background(KColorScheme::NegativeBackground).color();
     QColor audioColor = palette().alternateBase().color();
     QColor base = scheme.background(KColorScheme::NormalBackground).color();
-    for (uint i = 0; i < maxTrack; i++) {
+    for (int i = 0; i < maxTrack; i++) {
         TrackInfo info = m_document->trackInfoAt(maxTrack - i - 1);
-        if (info.isLocked || info.type == AUDIOTRACK) {
+        if (info.isLocked || info.type == AUDIOTRACK || i == m_selectedTrack) {
             const QRectF track(min, m_tracksHeight * i + 1, max - min, m_tracksHeight - 1);
-            painter->fillRect(track, info.isLocked ? lockedColor : audioColor);
+            if (i == m_selectedTrack) painter->fillRect(track, scheme.background(KColorScheme::ActiveBackground).color());
+            else painter->fillRect(track, info.isLocked ? lockedColor : audioColor);
         }
         painter->drawLine(QPointF(min, m_tracksHeight *(i + 1)), QPointF(max, m_tracksHeight *(i + 1)));
     }
@@ -4196,6 +4785,16 @@ bool CustomTrackView::findString(const QString &text)
     return false;
 }
 
+void CustomTrackView::selectFound(QString track, QString pos)
+{
+    setCursorPos(m_document->timecode().getFrameCount(pos), true);
+    slotSelectTrack(track.toInt());
+    selectClip(true);
+    int vert = verticalScrollBar()->value();
+    int hor = cursorPos();
+    ensureVisible(hor, vert + 10, 2, 2, 50, 0);
+}
+
 bool CustomTrackView::findNextString(const QString &text)
 {
     QString marker;
@@ -4245,6 +4844,21 @@ void CustomTrackView::clearSearchStrings()
     m_findIndex = 0;
 }
 
+QList<ItemInfo> CustomTrackView::findId(const QString &clipId)
+{
+    QList<ItemInfo> matchingInfo;
+    QList<QGraphicsItem *> itemList = items();
+    for (int i = 0; i < itemList.count(); i++) {
+        if (itemList.at(i)->type() == AVWIDGET) {
+            ClipItem *item = (ClipItem *)itemList.at(i);
+            if (item->clipProducer() == clipId) {
+                matchingInfo << item->info();
+            }
+        }
+    }
+    return matchingInfo;
+}
+
 void CustomTrackView::copyClip()
 {
     qDeleteAll(m_copiedItems);
@@ -4268,6 +4882,10 @@ void CustomTrackView::copyClip()
 
 bool CustomTrackView::canBePastedTo(ItemInfo info, int type) const
 {
+    if (m_scene->editMode() != NORMALEDIT) {
+        // If we are in overwrite mode, always allow the move
+        return true;
+    }
     QRectF rect((double) info.startPos.frames(m_document->fps()), (double)(info.track * m_tracksHeight + 1), (double)(info.endPos - info.startPos).frames(m_document->fps()), (double)(m_tracksHeight - 1));
     QList<QGraphicsItem *> collisions = scene()->items(rect, Qt::IntersectsItemBoundingRect);
     for (int i = 0; i < collisions.count(); i++) {
@@ -4329,6 +4947,7 @@ bool CustomTrackView::canBeMoved(QList<AbstractClipItem *> items, GenTime offset
     return true;
 }
 
+
 void CustomTrackView::pasteClip()
 {
     if (m_copiedItems.count() == 0) {
@@ -4338,18 +4957,29 @@ void CustomTrackView::pasteClip()
     QPoint position;
     if (m_menuPosition.isNull()) {
         position = mapFromGlobal(QCursor::pos());
-        if (!underMouse() || position.y() > m_tracksHeight * m_document->tracksCount()) {
+        if (!contentsRect().contains(position) || mapToScene(position).y() / m_tracksHeight > m_document->tracksCount()) {
             emit displayMessage(i18n("Cannot paste selected clips"), ErrorMessage);
             return;
         }
     } else position = m_menuPosition;
+
     GenTime pos = GenTime((int)(mapToScene(position).x()), m_document->fps());
-    int track = (int)(position.y() / m_tracksHeight);
-    ItemInfo first = m_copiedItems.at(0)->info();
+    int track = (int)(mapToScene(position).y() / m_tracksHeight);
+
+    GenTime leftPos = m_copiedItems.at(0)->startPos();
+    int lowerTrack = m_copiedItems.at(0)->track();
+    int upperTrack = m_copiedItems.at(0)->track();
+    for (int i = 1; i < m_copiedItems.count(); i++) {
+        if (m_copiedItems.at(i)->startPos() < leftPos) leftPos = m_copiedItems.at(i)->startPos();
+        if (m_copiedItems.at(i)->track() < lowerTrack) lowerTrack = m_copiedItems.at(i)->track();
+        if (m_copiedItems.at(i)->track() > upperTrack) upperTrack = m_copiedItems.at(i)->track();
+    }
 
-    GenTime offset = pos - first.startPos;
-    int trackOffset = track - first.track;
+    GenTime offset = pos - leftPos;
+    int trackOffset = track - lowerTrack;
 
+    if (lowerTrack + trackOffset < 0) trackOffset = 0 - lowerTrack;
+    if (upperTrack + trackOffset > m_document->tracksCount() - 1) trackOffset = m_document->tracksCount() - upperTrack - 1;
     if (!canBePasted(m_copiedItems, offset, trackOffset)) {
         emit displayMessage(i18n("Cannot paste selected clips"), ErrorMessage);
         return;
@@ -4366,7 +4996,7 @@ void CustomTrackView::pasteClip()
             info.endPos += offset;
             info.track += trackOffset;
             if (canBePastedTo(info, AVWIDGET)) {
-                new AddTimelineClipCommand(this, clip->xml(), clip->clipProducer(), info, clip->effectList(), true, false, pasteClips);
+                new AddTimelineClipCommand(this, clip->xml(), clip->clipProducer(), info, clip->effectList(), m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT, true, false, pasteClips);
             } else emit displayMessage(i18n("Cannot paste clip to selected place"), ErrorMessage);
         } else if (m_copiedItems.at(i) && m_copiedItems.at(i)->type() == TRANSITIONWIDGET) {
             Transition *tr = static_cast <Transition *>(m_copiedItems.at(i));
@@ -4374,10 +5004,13 @@ void CustomTrackView::pasteClip()
             info.startPos = tr->startPos() + offset;
             info.endPos = tr->endPos() + offset;
             info.track = tr->track() + trackOffset;
+            int transitionEndTrack;
+            if (!tr->forcedTrack()) transitionEndTrack = getPreviousVideoTrack(info.track);
+            else transitionEndTrack = tr->transitionEndTrack();
             if (canBePastedTo(info, TRANSITIONWIDGET)) {
                 if (info.startPos >= info.endPos) {
                     emit displayMessage(i18n("Invalid transition"), ErrorMessage);
-                } else new AddTransitionCommand(this, info, tr->transitionEndTrack() + trackOffset, tr->toXML(), false, true, pasteClips);
+                } else new AddTransitionCommand(this, info, transitionEndTrack, tr->toXML(), false, true, pasteClips);
             } else emit displayMessage(i18n("Cannot paste transition to selected place"), ErrorMessage);
         }
     }
@@ -4396,18 +5029,73 @@ void CustomTrackView::pasteClipEffects()
     paste->setText("Paste effects");
 
     QList<QGraphicsItem *> clips = scene()->selectedItems();
+
+    // expand groups
+    for (int i = 0; i < clips.count(); ++i) {
+        if (clips.at(i)->type() == GROUPWIDGET) {
+            QList<QGraphicsItem *> children = clips.at(i)->childItems();
+            for (int j = 0; j < children.count(); j++) {
+                if (children.at(j)->type() == AVWIDGET && !clips.contains(children.at(j))) {
+                    clips.append(children.at(j));
+                }
+            }
+        }
+    }
+
+
     for (int i = 0; i < clips.count(); ++i) {
         if (clips.at(i)->type() == AVWIDGET) {
             ClipItem *item = static_cast < ClipItem *>(clips.at(i));
             for (int j = 0; j < clip->effectsCount(); j++) {
-                new AddEffectCommand(this, m_document->tracksCount() - item->track(), item->startPos(), clip->effectAt(j), true, paste);
+                QDomElement eff = clip->effectAt(j);
+                if (eff.attribute("unique", "0") == "0" || item->hasEffect(eff.attribute("tag"), eff.attribute("id")) == -1) {
+                    adjustKeyfames(clip->cropStart(), item->cropStart(), item->cropDuration(), eff);
+                    new AddEffectCommand(this, m_document->tracksCount() - item->track(), item->startPos(), eff, true, paste);
+                }
             }
         }
     }
-    m_commandStack->push(paste);
+    if (paste->childCount() > 0) m_commandStack->push(paste);
+    else delete paste;
+
+    //adjust effects (fades, ...)
+    for (int i = 0; i < clips.count(); ++i) {
+        if (clips.at(i)->type() == AVWIDGET) {
+            ClipItem *item = static_cast < ClipItem *>(clips.at(i));
+            updatePositionEffects(item, item->info());
+        }
+    }
 }
 
 
+void CustomTrackView::adjustKeyfames(GenTime oldstart, GenTime newstart, GenTime duration, QDomElement xml)
+{
+    // parse parameters to check if we need to adjust to the new crop start
+    int diff = (newstart - oldstart).frames(m_document->fps());
+    int max = (newstart + duration).frames(m_document->fps());
+    QDomNodeList params = xml.elementsByTagName("parameter");
+    for (int i = 0; i < params.count(); i++) {
+        QDomElement e = params.item(i).toElement();
+        if (!e.isNull() && (e.attribute("type") == "keyframe" || e.attribute("type") == "simplekeyframe")) {
+            QString def = e.attribute("default");
+            // Effect has a keyframe type parameter, we need to adjust the values
+            QStringList keys = e.attribute("keyframes").split(";", QString::SkipEmptyParts);
+            QStringList newKeyFrames;
+            foreach(const QString &str, keys) {
+                int pos = str.section(':', 0, 0).toInt();
+                double val = str.section(':', 1, 1).toDouble();
+                pos += diff;
+                if (pos > max) {
+                    newKeyFrames.append(QString::number(max) + ':' + QString::number(val));
+                    break;
+                } else newKeyFrames.append(QString::number(pos) + ':' + QString::number(val));
+            }
+            //kDebug()<<"ORIGIN: "<<keys<<", FIXED: "<<newKeyFrames;
+            e.setAttribute("keyframes", newKeyFrames.join(";"));
+        }
+    }
+}
+
 ClipItem *CustomTrackView::getClipUnderCursor() const
 {
     QRectF rect((double) m_cursorPos, 0.0, 1.0, (double)(m_tracksHeight * m_document->tracksCount()));
@@ -4428,7 +5116,7 @@ AbstractClipItem *CustomTrackView::getMainActiveClip() const
     } else {
         AbstractClipItem *item = NULL;
         for (int i = 0; i < clips.count(); ++i) {
-            if (clips.count() == 1 || clips.at(i)->type() == AVWIDGET) {
+            if (clips.at(i)->type() == AVWIDGET) {
                 item = static_cast < AbstractClipItem *>(clips.at(i));
                 if (clips.count() > 1 && item->startPos().frames(m_document->fps()) <= m_cursorPos && item->endPos().frames(m_document->fps()) >= m_cursorPos) break;
             }
@@ -4507,13 +5195,15 @@ void CustomTrackView::setOutPoint()
     ItemInfo startInfo = clip->info();
     ItemInfo endInfo = clip->info();
     endInfo.endPos = GenTime(m_cursorPos, m_document->fps());
-    if (endInfo.endPos <= startInfo.startPos || endInfo.endPos > startInfo.startPos + clip->maxDuration() - startInfo.cropStart) {
+    CLIPTYPE type = (CLIPTYPE) static_cast <ClipItem *>(clip)->clipType();
+    if (endInfo.endPos <= startInfo.startPos || (type != IMAGE && type != COLOR && type != TEXT && endInfo.endPos > startInfo.startPos + clip->maxDuration() - startInfo.cropStart)) {
         // Check for invalid resize
         emit displayMessage(i18n("Invalid action"), ErrorMessage);
         return;
     } else if (endInfo.endPos > startInfo.endPos) {
-        int length = m_document->renderer()->mltGetSpaceLength(endInfo.endPos, m_document->tracksCount() - startInfo.track, false);
-        if ((clip->type() == TRANSITIONWIDGET && itemCollision(clip, endInfo) == true) || (clip->type() == AVWIDGET && length < (endInfo.endPos - startInfo.endPos).frames(m_document->fps()))) {
+        int length = m_document->renderer()->mltGetSpaceLength(startInfo.endPos, m_document->tracksCount() - startInfo.track, false);
+        if ((clip->type() == TRANSITIONWIDGET && itemCollision(clip, endInfo) == true) || (clip->type() == AVWIDGET && length != -1 && length < (endInfo.endPos - startInfo.endPos).frames(m_document->fps()))) {
+            kDebug() << " RESIZE ERROR, BLNK: " << length << ", RESIZE: " << (endInfo.endPos - startInfo.endPos).frames(m_document->fps());
             emit displayMessage(i18n("Invalid action"), ErrorMessage);
             return;
         }
@@ -4527,6 +5217,7 @@ void CustomTrackView::setOutPoint()
 
 void CustomTrackView::slotUpdateAllThumbs()
 {
+    if (!isEnabled()) return;
     QList<QGraphicsItem *> itemList = items();
     //if (itemList.isEmpty()) return;
     ClipItem *item;
@@ -4540,25 +5231,28 @@ void CustomTrackView::slotUpdateAllThumbs()
                     QString thumb = thumbBase + item->baseClip()->getClipHash() + "_0.png";
                     if (QFile::exists(thumb)) {
                         QPixmap pix(thumb);
+                        if (pix.isNull()) KIO::NetAccess::del(KUrl(thumb), this);
                         item->slotSetStartThumb(pix);
                     }
                 } else {
                     QString startThumb = thumbBase + item->baseClip()->getClipHash() + '_';
                     QString endThumb = startThumb;
-                    startThumb.append(QString::number(item->cropStart().frames(m_document->fps())) + ".png");
-                    endThumb.append(QString::number((item->cropStart() + item->cropDuration()).frames(m_document->fps()) - 1) + ".png");
+                    startThumb.append(QString::number(item->speedIndependantCropStart().frames(m_document->fps())) + ".png");
+                    endThumb.append(QString::number((item->speedIndependantCropStart() + item->speedIndependantCropDuration()).frames(m_document->fps()) - 1) + ".png");
                     if (QFile::exists(startThumb)) {
                         QPixmap pix(startThumb);
+                        if (pix.isNull()) KIO::NetAccess::del(KUrl(startThumb), this);
                         item->slotSetStartThumb(pix);
                     }
                     if (QFile::exists(endThumb)) {
                         QPixmap pix(endThumb);
+                        if (pix.isNull()) KIO::NetAccess::del(KUrl(endThumb), this);
                         item->slotSetEndThumb(pix);
                     }
                 }
             }
             item->refreshClip(false);
-            qApp->processEvents();
+            //qApp->processEvents();
         }
     }
     viewport()->update();
@@ -4583,8 +5277,8 @@ void CustomTrackView::saveThumbnails()
                 } else {
                     QString startThumb = thumbBase + item->baseClip()->getClipHash() + '_';
                     QString endThumb = startThumb;
-                    startThumb.append(QString::number(item->cropStart().frames(m_document->fps())) + ".png");
-                    endThumb.append(QString::number((item->cropStart() + item->cropDuration()).frames(m_document->fps()) - 1) + ".png");
+                    startThumb.append(QString::number(item->speedIndependantCropStart().frames(m_document->fps())) + ".png");
+                    endThumb.append(QString::number((item->speedIndependantCropStart() + item->speedIndependantCropDuration()).frames(m_document->fps()) - 1) + ".png");
                     if (!QFile::exists(startThumb)) {
                         QPixmap pix(item->startThumb());
                         pix.save(startThumb);
@@ -4653,40 +5347,16 @@ void CustomTrackView::slotDeleteTrack(int ix)
     }
 }
 
-void CustomTrackView::slotChangeTrack(int ix)
+void CustomTrackView::slotConfigTracks(int ix)
 {
-    TrackDialog d(m_document, parentWidget());
-    d.label->setText(i18n("Change track"));
-    d.before_select->setHidden(true);
-    d.track_nb->setMaximum(m_document->tracksCount() - 1);
-    d.track_nb->setValue(ix);
-    d.slotUpdateName(ix);
-    d.setWindowTitle(i18n("Change Track Type"));
-
-    if (m_document->trackInfoAt(m_document->tracksCount() - ix - 1).type == VIDEOTRACK)
-        d.video_track->setChecked(true);
-    else
-        d.audio_track->setChecked(true);
-
+    TracksConfigDialog d(m_document, ix, parentWidget());
     if (d.exec() == QDialog::Accepted) {
-        TrackInfo info;
-        info.isLocked = false;
-        info.isMute = false;
-        ix = d.track_nb->value();
-
-        if (d.video_track->isChecked()) {
-            info.type = VIDEOTRACK;
-            info.isBlind = false;
-        } else {
-            info.type = AUDIOTRACK;
-            info.isBlind = true;
-        }
-        changeTimelineTrack(ix, info);
+        ConfigTracksCommand *configTracks = new ConfigTracksCommand(this, m_document->tracksList(), d.tracksList());
+        m_commandStack->push(configTracks);
         setDocumentModified();
     }
 }
 
-
 void CustomTrackView::deleteTimelineTrack(int ix, TrackInfo trackinfo)
 {
     double startY = ix * m_tracksHeight + 1 + m_tracksHeight / 2;
@@ -4699,7 +5369,7 @@ void CustomTrackView::deleteTimelineTrack(int ix, TrackInfo trackinfo)
     for (int i = 0; i < selection.count(); i++) {
         if (selection.at(i)->type() == AVWIDGET) {
             ClipItem *item =  static_cast <ClipItem *>(selection.at(i));
-            new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), false, true, deleteTrack);
+            new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->info(), item->effectList(), false, false, false, true, deleteTrack);
             m_scene->removeItem(item);
             delete item;
             item = NULL;
@@ -4716,13 +5386,6 @@ void CustomTrackView::deleteTimelineTrack(int ix, TrackInfo trackinfo)
     m_commandStack->push(deleteTrack);
 }
 
-void CustomTrackView::changeTimelineTrack(int ix, TrackInfo trackinfo)
-{
-    TrackInfo oldinfo = m_document->trackInfoAt(m_document->tracksCount() - ix - 1);
-    ChangeTrackCommand *changeTrack = new ChangeTrackCommand(this, ix, oldinfo, trackinfo);
-    m_commandStack->push(changeTrack);
-}
-
 void CustomTrackView::autoTransition()
 {
     QList<QGraphicsItem *> itemList = scene()->selectedItems();
@@ -4734,6 +5397,7 @@ void CustomTrackView::autoTransition()
     tr->setAutomatic(!tr->isAutomatic());
     QDomElement transition = tr->toXML();
     m_document->renderer()->mltUpdateTransition(transition.attribute("tag"), transition.attribute("tag"), transition.attribute("transition_btrack").toInt(), m_document->tracksCount() - transition.attribute("transition_atrack").toInt(), tr->startPos(), tr->endPos(), transition);
+    setDocumentModified();
 }
 
 
@@ -4802,7 +5466,6 @@ void CustomTrackView::getTransitionAvailableSpace(AbstractClipItem *item, GenTim
     }
 }
 
-
 void CustomTrackView::loadGroups(const QDomNodeList groups)
 {
     for (int i = 0; i < groups.count(); i++) {
@@ -4830,7 +5493,7 @@ void CustomTrackView::splitAudio()
     resetSelectionGroup();
     QList<QGraphicsItem *> selection = scene()->selectedItems();
     if (selection.isEmpty()) {
-        emit displayMessage(i18n("You must select one clip for this action"), ErrorMessage);
+        emit displayMessage(i18n("You must select at least one clip for this action"), ErrorMessage);
         return;
     }
     QUndoCommand *splitCommand = new QUndoCommand();
@@ -4847,7 +5510,8 @@ void CustomTrackView::splitAudio()
             }
         }
     }
-    m_commandStack->push(splitCommand);
+    if (splitCommand->childCount() > 0)
+        m_commandStack->push(splitCommand);
 }
 
 void CustomTrackView::doSplitAudio(const GenTime &pos, int track, bool split)
@@ -4862,7 +5526,7 @@ void CustomTrackView::doSplitAudio(const GenTime &pos, int track, bool split)
         int freetrack = m_document->tracksCount() - track - 1;
         for (; freetrack > 0; freetrack--) {
             kDebug() << "// CHK DOC TRK:" << freetrack << ", DUR:" << m_document->renderer()->mltTrackDuration(freetrack);
-            if (m_document->trackInfoAt(freetrack - 1).type == AUDIOTRACK) {
+            if (m_document->trackInfoAt(freetrack - 1).type == AUDIOTRACK && !m_document->trackInfoAt(freetrack - 1).isLocked) {
                 kDebug() << "// CHK DOC TRK:" << freetrack << ", DUR:" << m_document->renderer()->mltTrackDuration(freetrack);
                 if (m_document->renderer()->mltTrackDuration(freetrack) < start || m_document->renderer()->mltGetSpaceLength(pos, freetrack, false) >= clip->cropDuration().frames(m_document->fps())) {
                     kDebug() << "FOUND SPACE ON TRK: " << freetrack;
@@ -4917,7 +5581,7 @@ void CustomTrackView::doSplitAudio(const GenTime &pos, int track, bool split)
                 break;
             }
         }
-        clip->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+        clip->setFlag(QGraphicsItem::ItemIsMovable, true);
         m_document->clipManager()->removeGroup(grp);
         scene()->destroyItemGroup(grp);
     }
@@ -5051,6 +5715,12 @@ void CustomTrackView::updateClipTypeActions(ClipItem *clip)
     }
 }
 
+void CustomTrackView::slotGoToMarker(QAction *action)
+{
+    int pos = action->data().toInt();
+    setCursorPos(pos, true);
+}
+
 void CustomTrackView::reloadTransitionLumas()
 {
     QString lumaNames;
@@ -5127,7 +5797,7 @@ void CustomTrackView::updateProjectFps()
             for (int j = 0; j < children.count(); j++) {
                 if (children.at(j)->type() == AVWIDGET || children.at(j)->type() == TRANSITIONWIDGET) {
                     AbstractClipItem *clip = static_cast <AbstractClipItem *>(children.at(j));
-                    clip->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
+                    clip->setFlag(QGraphicsItem::ItemIsMovable, true);
                     clip->updateFps(m_document->fps());
                 }
             }
@@ -5149,3 +5819,172 @@ void CustomTrackView::updateProjectFps()
     }
     viewport()->update();
 }
+
+void CustomTrackView::slotTrackDown()
+{
+    if (m_selectedTrack > m_document->tracksCount() - 2) m_selectedTrack = 0;
+    else m_selectedTrack++;
+    emit updateTrackHeaders();
+    QRectF rect(mapToScene(QPoint(10, 0)).x(), m_selectedTrack * m_tracksHeight, 10, m_tracksHeight);
+    ensureVisible(rect, 0, 0);
+    viewport()->update();
+}
+
+void CustomTrackView::slotTrackUp()
+{
+    if (m_selectedTrack > 0) m_selectedTrack--;
+    else m_selectedTrack = m_document->tracksCount() - 1;
+    emit updateTrackHeaders();
+    QRectF rect(mapToScene(QPoint(10, 0)).x(), m_selectedTrack * m_tracksHeight, 10, m_tracksHeight);
+    ensureVisible(rect, 0, 0);
+    viewport()->update();
+}
+
+int CustomTrackView::selectedTrack() const
+{
+    return m_selectedTrack;
+}
+
+QStringList CustomTrackView::selectedClips() const
+{
+    QStringList clipIds;
+    QList<QGraphicsItem *> selection = m_scene->selectedItems();
+    for (int i = 0; i < selection.count(); i++) {
+        if (selection.at(i)->type() == AVWIDGET) {
+            ClipItem *item = (ClipItem *)selection.at(i);
+            clipIds << item->clipProducer();
+        }
+    }
+    return clipIds;
+}
+
+QList<ClipItem *> CustomTrackView::selectedClipItems() const
+{
+    QList<ClipItem *> clips;
+    QList<QGraphicsItem *> selection = m_scene->selectedItems();
+    for (int i = 0; i < selection.count(); i++) {
+        if (selection.at(i)->type() == AVWIDGET) {
+            clips.append((ClipItem *)selection.at(i));
+        }
+    }
+    return clips;
+}
+
+void CustomTrackView::slotSelectTrack(int ix)
+{
+    m_selectedTrack = qMax(0, ix);
+    m_selectedTrack = qMin(ix, m_document->tracksCount() - 1);
+    emit updateTrackHeaders();
+    QRectF rect(mapToScene(QPoint(10, 0)).x(), m_selectedTrack * m_tracksHeight, 10, m_tracksHeight);
+    ensureVisible(rect, 0, 0);
+    viewport()->update();
+}
+
+void CustomTrackView::selectClip(bool add, bool group, int track, int pos)
+{
+    QRectF rect;
+    if (track != -1 && pos != -1)
+        rect = QRectF(pos, track * m_tracksHeight + m_tracksHeight / 2, 1, 1);
+    else
+        rect = QRectF(m_cursorPos, m_selectedTrack * m_tracksHeight + m_tracksHeight / 2, 1, 1);
+    QList<QGraphicsItem *> selection = m_scene->items(rect);
+    resetSelectionGroup(group);
+    if (!group) m_scene->clearSelection();
+    for (int i = 0; i < selection.count(); i++) {
+        if (selection.at(i)->type() == AVWIDGET) {
+            selection.at(i)->setSelected(add);
+            break;
+        }
+    }
+    if (group) groupSelectedItems();
+}
+
+void CustomTrackView::selectTransition(bool add, bool group)
+{
+    QRectF rect(m_cursorPos, m_selectedTrack * m_tracksHeight + m_tracksHeight, 1, 1);
+    QList<QGraphicsItem *> selection = m_scene->items(rect);
+    resetSelectionGroup(group);
+    if (!group) m_scene->clearSelection();
+    for (int i = 0; i < selection.count(); i++) {
+        if (selection.at(i)->type() == TRANSITIONWIDGET) {
+            selection.at(i)->setSelected(add);
+            break;
+        }
+    }
+    if (group) groupSelectedItems();
+}
+
+QStringList CustomTrackView::extractTransitionsLumas()
+{
+    QStringList urls;
+    QList<QGraphicsItem *> itemList = items();
+    Transition *transitionitem;
+    QDomElement transitionXml;
+    for (int i = 0; i < itemList.count(); i++) {
+        if (itemList.at(i)->type() == TRANSITIONWIDGET) {
+            transitionitem = static_cast <Transition*>(itemList.at(i));
+            transitionXml = transitionitem->toXML();
+            QString luma = EffectsList::parameter(transitionXml, "luma");
+            if (!luma.isEmpty()) urls << luma;
+        }
+    }
+    return urls;
+}
+
+void CustomTrackView::setEditMode(EDITMODE mode)
+{
+    m_scene->setEditMode(mode);
+}
+
+void CustomTrackView::checkTrackSequence(int track)
+{
+    QList <int> times = m_document->renderer()->checkTrackSequence(m_document->tracksCount() - track);
+    //track = m_document->tracksCount() -track;
+    QRectF rect(0, track * m_tracksHeight + m_tracksHeight / 2, sceneRect().width(), 2);
+    QList<QGraphicsItem *> selection = m_scene->items(rect);
+    QList <int> timelineList;
+    timelineList.append(0);
+    for (int i = 0; i < selection.count(); i++) {
+        if (selection.at(i)->type() == AVWIDGET) {
+            ClipItem *clip = static_cast <ClipItem *>(selection.at(i));
+            int start = clip->startPos().frames(m_document->fps());
+            int end = clip->endPos().frames(m_document->fps());
+            if (!timelineList.contains(start)) timelineList.append(start);
+            if (!timelineList.contains(end)) timelineList.append(end);
+        }
+    }
+    qSort(timelineList);
+    kDebug() << "// COMPARE:\n" << times << "\n" << timelineList << "\n-------------------";
+    if (times != timelineList) KMessageBox::sorry(this, i18n("error"), i18n("TRACTOR"));
+}
+
+void CustomTrackView::insertZoneOverwrite(QStringList data, int in)
+{
+    if (data.isEmpty()) return;
+    DocClipBase *clip = m_document->getBaseClip(data.at(0));
+    ItemInfo info;
+    info.startPos = GenTime(in, m_document->fps());
+    info.cropStart = GenTime(data.at(1).toInt(), m_document->fps());
+    info.endPos = info.startPos + GenTime(data.at(2).toInt(), m_document->fps()) - info.cropStart;
+    info.cropDuration = info.endPos - info.startPos;
+    info.track = m_selectedTrack;
+    QUndoCommand *addCommand = new QUndoCommand();
+    addCommand->setText(i18n("Insert clip"));
+    adjustTimelineClips(OVERWRITEEDIT, NULL, info, addCommand);
+    new AddTimelineClipCommand(this, clip->toXML(), clip->getId(), info, EffectsList(), true, false, true, false, addCommand);
+    m_commandStack->push(addCommand);
+
+    selectClip(true, false, m_selectedTrack, in);
+    // Automatic audio split
+    if (KdenliveSettings::splitaudio())
+        splitAudio();
+}
+
+void CustomTrackView::clearSelection()
+{
+    resetSelectionGroup();
+    scene()->clearSelection();
+    m_dragItem = NULL;
+    emit clipItemSelected(NULL);
+}
+