]> git.sesse.net Git - kdenlive/blobdiff - src/customtrackview.cpp
Initial support for keyframes in track effects (WIP)
[kdenlive] / src / customtrackview.cpp
index 5c30adffedf927c365ca9766e3f720ab4e9a7734..802c258b002aab4660de6932bfc3cc25b34765a3 100644 (file)
 #include "configtrackscommand.h"
 #include "rebuildgroupcommand.h"
 #include "razorgroupcommand.h"
+#include "profilesdialog.h"
 
 #include <KDebug>
 #include <KLocale>
 #include <KUrl>
 #include <KIcon>
 #include <KCursor>
-#include <KColorScheme>
 #include <KMessageBox>
 #include <KIO/NetAccess>
 
@@ -123,49 +123,51 @@ CustomTrackView::CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscen
         m_menuPosition(),
         m_blockRefresh(false),
         m_selectionGroup(NULL),
-        m_selectedTrack(0)
+        m_selectedTrack(0),
+        m_controlModifier(false)
 {
-    if (doc) m_commandStack = doc->commandStack();
-    else m_commandStack = NULL;
+    if (doc)
+        m_commandStack = doc->commandStack();
+    else
+        m_commandStack = NULL;
+
     setMouseTracking(true);
     setAcceptDrops(true);
     setFrameShape(QFrame::NoFrame);
     setLineWidth(0);
     //setCacheMode(QGraphicsView::CacheBackground);
-    //setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
+    setAutoFillBackground(false);
     setViewportUpdateMode(QGraphicsView::SmartViewportUpdate);
+    setContentsMargins(0, 0, 0, 0);
+
+    m_activeTrackBrush = KStatefulBrush(KColorScheme::View, KColorScheme::ActiveBackground, KSharedConfig::openConfig(KdenliveSettings::colortheme()));
 
     pixmapCache = new KPixmapCache("kdenlive-thumbs");
-    KdenliveSettings::setTrackheight(m_tracksHeight);
+
     m_animationTimer = new QTimeLine(800);
     m_animationTimer->setFrameRange(0, 5);
     m_animationTimer->setUpdateInterval(100);
     m_animationTimer->setLoopCount(0);
+
     m_tipColor = QColor(0, 192, 0, 200);
-    QColor border = QColor(255, 255, 255, 100);
-    m_tipPen.setColor(border);
+    m_tipPen.setColor(QColor(255, 255, 255, 100));
     m_tipPen.setWidth(3);
-    setContentsMargins(0, 0, 0, 0);
+
     const int maxHeight = m_tracksHeight * m_document->tracksCount();
     setSceneRect(0, 0, sceneRect().width(), maxHeight);
     verticalScrollBar()->setMaximum(maxHeight);
+    verticalScrollBar()->setTracking(true);
+    // repaint guides when using vertical scroll
+    connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(slotRefreshGuides()));
+
     m_cursorLine = projectscene->addLine(0, 0, 0, maxHeight);
     m_cursorLine->setZValue(1000);
-
     QPen pen1 = QPen();
     pen1.setWidth(1);
     pen1.setColor(palette().text().color());
     m_cursorLine->setPen(pen1);
     m_cursorLine->setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
 
-    KIcon razorIcon("edit-cut");
-    m_razorCursor = QCursor(razorIcon.pixmap(22, 22));
-
-    KIcon spacerIcon("kdenlive-spacer-tool");
-    m_spacerCursor = QCursor(spacerIcon.pixmap(22, 22));
-    verticalScrollBar()->setTracking(true);
-    // Line below was supposed to scroll guides label with scrollbar, not implemented yet
-    //connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(slotRefreshGuides()));
     connect(&m_scrollTimer, SIGNAL(timeout()), this, SLOT(slotCheckMouseScrolling()));
     m_scrollTimer.setInterval(100);
     m_scrollTimer.setSingleShot(true);
@@ -173,6 +175,12 @@ CustomTrackView::CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscen
     connect(&m_thumbsTimer, SIGNAL(timeout()), this, SLOT(slotFetchNextThumbs()));
     m_thumbsTimer.setInterval(500);
     m_thumbsTimer.setSingleShot(true);
+
+    KIcon razorIcon("edit-cut");
+    m_razorCursor = QCursor(razorIcon.pixmap(22, 22));
+
+    KIcon spacerIcon("kdenlive-spacer-tool");
+    m_spacerCursor = QCursor(spacerIcon.pixmap(22, 22));
 }
 
 CustomTrackView::~CustomTrackView()
@@ -278,7 +286,7 @@ void CustomTrackView::checkTrackHeight()
         }
     }
     double newHeight = m_tracksHeight * m_document->tracksCount() * matrix().m22();
-    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), newHeight);
+    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), newHeight - 1);
 
     for (int i = 0; i < m_guides.count(); i++) {
         QLineF l = m_guides.at(i)->line();
@@ -369,7 +377,7 @@ void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
     emit mousePosition(mappedXPos);
 
     if (event->buttons() & Qt::MidButton) return;
-    if (dragMode() == QGraphicsView::RubberBandDrag || (event->modifiers() == Qt::ControlModifier && m_tool != SPACERTOOL)) {
+    if (dragMode() == QGraphicsView::RubberBandDrag || (event->modifiers() == Qt::ControlModifier && m_tool != SPACERTOOL && m_operationMode != RESIZESTART && m_operationMode != RESIZEEND)) {
         event->setAccepted(true);
         m_moveOpMode = NONE;
         QGraphicsView::mouseMoveEvent(event);
@@ -393,22 +401,29 @@ void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
                 }
             } else if (m_operationMode == RESIZESTART && move) {
                 m_document->renderer()->pause();
-                if (m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
+                if (!m_controlModifier && m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
                     AbstractGroupItem *parent = static_cast <AbstractGroupItem *>(m_dragItem->parentItem());
                     if (parent)
-                        parent->resizeStart((int)(snappedPos) - m_dragItemInfo.startPos.frames(m_document->fps()));
+                        parent->resizeStart((int)(snappedPos - m_dragItemInfo.startPos.frames(m_document->fps())));
                 } else {
                     m_dragItem->resizeStart((int)(snappedPos));
                 }
+                QString crop = m_document->timecode().getDisplayTimecode(m_dragItem->cropStart(), KdenliveSettings::frametimecode());
+                QString duration = m_document->timecode().getDisplayTimecode(m_dragItem->cropDuration(), KdenliveSettings::frametimecode());
+                QString offset = m_document->timecode().getDisplayTimecode(m_dragItem->cropStart() - m_dragItemInfo.cropStart, KdenliveSettings::frametimecode());
+                emit displayMessage(i18n("Crop from start:") + ' ' + crop + ' ' + i18n("Duration:") + ' ' + duration + ' ' + i18n("Offset:") + ' ' + offset, InformationMessage);
             } else if (m_operationMode == RESIZEEND && move) {
                 m_document->renderer()->pause();
-                if (m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
+                if (!m_controlModifier && m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
                     AbstractGroupItem *parent = static_cast <AbstractGroupItem *>(m_dragItem->parentItem());
                     if (parent)
-                        parent->resizeEnd((int)(snappedPos) - m_dragItemInfo.endPos.frames(m_document->fps()));
+                        parent->resizeEnd((int)(snappedPos - m_dragItemInfo.endPos.frames(m_document->fps())));
                 } else {
                     m_dragItem->resizeEnd((int)(snappedPos));
                 }
+                QString duration = m_document->timecode().getDisplayTimecode(m_dragItem->cropDuration(), KdenliveSettings::frametimecode());
+                QString offset = m_document->timecode().getDisplayTimecode(m_dragItem->cropDuration() - m_dragItemInfo.cropDuration, KdenliveSettings::frametimecode());
+                emit displayMessage(i18n("Duration:") + ' ' + duration + ' ' + i18n("Offset:") + ' ' + offset, InformationMessage);
             } else if (m_operationMode == FADEIN && move) {
                 ((ClipItem*) m_dragItem)->setFadeIn((int)(mappedXPos - m_dragItem->startPos().frames(m_document->fps())));
             } else if (m_operationMode == FADEOUT && move) {
@@ -420,6 +435,8 @@ void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
                 double maxh = 100.0 / br.height();
                 pos = (br.bottom() - pos) * maxh;
                 m_dragItem->updateKeyFramePos(keyFramePos, pos);
+                QString position = m_document->timecode().getDisplayTimecodeFromFrames(m_dragItem->editedKeyFramePos(), KdenliveSettings::frametimecode());
+                emit displayMessage(position + " : " + QString::number(m_dragItem->editedKeyFrameValue()), InformationMessage);
             }
             removeTipAnimation();
             return;
@@ -600,8 +617,12 @@ void CustomTrackView::mouseMoveEvent(QMouseEvent * event)
             }
         } else if (opMode == RESIZESTART) {
             setCursor(KCursor("left_side", Qt::SizeHorCursor));
+            if (item->type() == AVWIDGET && item->parentItem() && item->parentItem() != m_selectionGroup)
+                emit displayMessage(i18n("Use Ctrl to resize only current item, otherwise all items in this group will be resized at once."), InformationMessage);
         } else if (opMode == RESIZEEND) {
             setCursor(KCursor("right_side", Qt::SizeHorCursor));
+            if (item->type() == AVWIDGET && item->parentItem() && item->parentItem() != m_selectionGroup)
+                emit displayMessage(i18n("Use Ctrl to resize only current item, otherwise all items in this group will be resized at once."), InformationMessage);
         } else if (opMode == FADEIN || opMode == FADEOUT) {
             setCursor(Qt::PointingHandCursor);
             emit displayMessage(i18n("Drag to add or resize a fade effect."), InformationMessage);
@@ -868,31 +889,32 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
 
     // Razor tool
     if (m_tool == RAZORTOOL && m_dragItem) {
+        GenTime cutPos = GenTime((int)(mapToScene(event->pos()).x()), m_document->fps());
         if (m_dragItem->type() == TRANSITIONWIDGET) {
             emit displayMessage(i18n("Cannot cut a transition"), ErrorMessage);
-            event->accept();
-            m_dragItem = NULL;
-            return;
-        } else if (m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
-            emit displayMessage(i18n("Cannot cut a clip in a group"), ErrorMessage);
-            event->accept();
-            m_dragItem = NULL;
-            return;
+        } else {
+            m_document->renderer()->pause();
+            if (m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
+                razorGroup((AbstractGroupItem *)m_dragItem->parentItem(), cutPos);
+            } else {
+                AbstractClipItem *clip = static_cast <AbstractClipItem *>(m_dragItem);
+                RazorClipCommand* command = new RazorClipCommand(this, clip->info(), cutPos);
+                m_commandStack->push(command);
+            }
+            setDocumentModified();
         }
-        AbstractClipItem *clip = static_cast <AbstractClipItem *>(m_dragItem);
-        RazorClipCommand* command = new RazorClipCommand(this, clip->info(), GenTime((int)(mapToScene(event->pos()).x()), m_document->fps()));
-        m_document->renderer()->pause();
-        m_commandStack->push(command);
-        setDocumentModified();
         m_dragItem = NULL;
         event->accept();
         return;
     }
 
     bool itemSelected = false;
-    if (m_dragItem->isSelected()) itemSelected = true;
-    else if (m_dragItem->parentItem() && m_dragItem->parentItem()->isSelected()) itemSelected = true;
-    else if (dragGroup && dragGroup->isSelected()) itemSelected = true;
+    if (m_dragItem->isSelected())
+        itemSelected = true;
+    else if (m_dragItem->parentItem() && m_dragItem->parentItem()->isSelected())
+        itemSelected = true;
+    else if (dragGroup && dragGroup->isSelected())
+        itemSelected = true;
 
     if (event->modifiers() == Qt::ControlModifier || itemSelected == false) {
         if (event->modifiers() != Qt::ControlModifier) {
@@ -907,8 +929,10 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
             dragGroup = static_cast <AbstractGroupItem *>(m_dragItem->parentItem());
         }
         bool selected = !m_dragItem->isSelected();
-        if (dragGroup) dragGroup->setSelected(selected);
-        else m_dragItem->setSelected(selected);
+        if (dragGroup)
+            dragGroup->setSelected(selected);
+        else
+            m_dragItem->setSelected(selected);
 
         groupSelectedItems();
         ClipItem *clip = static_cast <ClipItem *>(m_dragItem);
@@ -920,7 +944,9 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
         if (m_dragItem && m_dragItem->type() == AVWIDGET && !m_dragItem->isItemLocked()) {
             ClipItem *selected = static_cast <ClipItem*>(m_dragItem);
             emit clipItemSelected(selected);
-        } else emit clipItemSelected(NULL);
+        } else {
+            emit clipItemSelected(NULL);
+        }
     }
 
     // If clicked item is selected, allow move
@@ -928,11 +954,14 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
 
     m_clickPoint = QPoint((int)(mapToScene(event->pos()).x() - m_dragItem->startPos().frames(m_document->fps())), (int)(event->pos().y() - m_dragItem->pos().y()));
     m_operationMode = m_dragItem->operationMode(mapToScene(event->pos()));
+    m_controlModifier = (event->modifiers() == Qt::ControlModifier);
 
     // Update snap points
     if (m_selectionGroup == NULL) {
-        if (m_operationMode == RESIZEEND || m_operationMode == RESIZESTART) updateSnapPoints(NULL);
-        else updateSnapPoints(m_dragItem);
+        if (m_operationMode == RESIZEEND || m_operationMode == RESIZESTART)
+            updateSnapPoints(NULL);
+        else
+            updateSnapPoints(m_dragItem);
     } else {
         QList <GenTime> offsetList;
         QList<QGraphicsItem *> children = m_selectionGroup->childItems();
@@ -974,8 +1003,10 @@ void CustomTrackView::mousePressEvent(QMouseEvent * event)
             info.endPos = transitionClip->endPos();
         } else {
             GenTime transitionDuration(65, m_document->fps());
-            if (m_dragItem->cropDuration() < transitionDuration) info.endPos = m_dragItem->endPos();
-            else info.endPos = info.startPos + transitionDuration;
+            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
@@ -1055,6 +1086,9 @@ void CustomTrackView::rebuildGroup(int childTrack, GenTime childPos)
 void CustomTrackView::rebuildGroup(AbstractGroupItem *group)
 {
     if (group) {
+        resetSelectionGroup(false);
+        m_scene->clearSelection();
+
         QList <QGraphicsItem *> children = group->childItems();
         m_document->clipManager()->removeGroup(group);
         scene()->destroyItemGroup(group);
@@ -1265,6 +1299,7 @@ void CustomTrackView::editItemDuration()
                 clipInfo.endPos = clipInfo.startPos + d.duration();
                 clipInfo.track = item->track();
                 MoveTransitionCommand *command = new MoveTransitionCommand(this, startInfo, clipInfo, true);
+                updateTrackDuration(clipInfo.track, command);
                 m_commandStack->push(command);
             } else {
                 // move and resize clip
@@ -1289,6 +1324,7 @@ void CustomTrackView::editItemDuration()
                     clipInfo.cropStart = d.cropStart();
                     new ResizeClipCommand(this, startInfo, clipInfo, true, false, moveCommand);
                 }
+                updateTrackDuration(clipInfo.track, moveCommand);
                 m_commandStack->push(moveCommand);
             }
         }
@@ -1373,6 +1409,7 @@ void CustomTrackView::insertClipCut(DocClipBase *clip, int in, int out)
     }
 
     AddTimelineClipCommand *command = new AddTimelineClipCommand(this, clip->toXML(), clip->getId(), pasteInfo, EffectsList(), m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT, true, false);
+    updateTrackDuration(pasteInfo.track, command);
     m_commandStack->push(command);
 
     selectClip(true, false);
@@ -1524,7 +1561,7 @@ void CustomTrackView::slotRefreshEffects(ClipItem *clip)
     }
     bool success = true;
     for (int i = 0; i < clip->effectsCount(); i++) {
-        if (!m_document->renderer()->mltAddEffect(track, pos, clip->getEffectArgs(clip->effectAt(i)), false)) success = false;
+        if (!m_document->renderer()->mltAddEffect(track, pos, getEffectArgs(clip->effectAt(i)), false)) success = false;
     }
     if (!success) emit displayMessage(i18n("Problem adding effect to clip"), ErrorMessage);
     m_document->renderer()->doRefresh();
@@ -1532,6 +1569,15 @@ void CustomTrackView::slotRefreshEffects(ClipItem *clip)
 
 void CustomTrackView::addEffect(int track, GenTime pos, QDomElement effect)
 {
+    if (pos < GenTime()) {
+        // Add track effect
+        clearSelection();
+        m_document->addTrackEffect(track - 1, effect);
+        m_document->renderer()->mltAddTrackEffect(track, getEffectArgs(effect));
+        emit updateTrackEffectState(track - 1);
+        emit showTrackEffects(track, m_document->trackInfoAt(track - 1));
+        return;
+    }
     ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), m_document->tracksCount() - track);
     if (clip) {
         // Special case: speed effect
@@ -1559,6 +1605,16 @@ void CustomTrackView::addEffect(int track, GenTime pos, QDomElement effect)
 void CustomTrackView::deleteEffect(int track, GenTime pos, QDomElement effect)
 {
     QString index = effect.attribute("kdenlive_ix");
+    if (pos < GenTime()) {
+        // Delete track effect
+        if (m_document->renderer()->mltRemoveTrackEffect(track, index, true)) {
+           m_document->removeTrackEffect(track - 1, effect);
+       }
+       else emit displayMessage(i18n("Problem deleting effect"), ErrorMessage);
+        emit updateTrackEffectState(track - 1);
+        emit showTrackEffects(track, m_document->trackInfoAt(track - 1));
+        return;
+    }
     // Special case: speed effect
     if (effect.attribute("id") == "speed") {
         ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), m_document->tracksCount() - track);
@@ -1659,13 +1715,19 @@ void CustomTrackView::slotAddEffect(QDomElement effect, GenTime pos, int track)
             if (effect.attribute("type") == "audio") {
                 // Don't add audio effects on video clips
                 if (item->isVideoOnly() || (item->clipType() != AUDIO && item->clipType() != AV && item->clipType() != PLAYLIST)) {
-                    emit displayMessage(i18n("Cannot add an audio effect to this clip"), ErrorMessage);
+                    /* do not show error message when item is part of a group as the user probably knows what he does then
+                     * and the message is annoying when working with the split audio feature */
+                    if (!item->parentItem() || item->parentItem() == m_selectionGroup)
+                        emit displayMessage(i18n("Cannot add an audio effect to this clip"), ErrorMessage);
                     continue;
                 }
-            } else if (effect.hasAttribute("type") == false) {
+            } else if (effect.attribute("type") == "video" || !effect.hasAttribute("type")) {
                 // Don't add video effect on audio clips
                 if (item->isAudioOnly() || item->clipType() == AUDIO) {
-                    emit displayMessage(i18n("Cannot add a video effect to this clip"), ErrorMessage);
+                    /* do not show error message when item is part of a group as the user probably knows what he does then
+                     * and the message is annoying when working with the split audio feature */
+                    if (!item->parentItem() || item->parentItem() == m_selectionGroup)
+                        emit displayMessage(i18n("Cannot add a video effect to this clip"), ErrorMessage);
                     continue;
                 }
             }
@@ -1676,9 +1738,13 @@ void CustomTrackView::slotAddEffect(QDomElement effect, GenTime pos, int track)
             if (item->isItemLocked()) {
                 continue;
             }
+
             if (effect.attribute("id") == "freeze" && m_cursorPos > item->startPos().frames(m_document->fps()) && m_cursorPos < item->endPos().frames(m_document->fps())) {
                 item->initEffect(effect, m_cursorPos - item->startPos().frames(m_document->fps()));
-            } else item->initEffect(effect);
+            } else {
+                item->initEffect(effect);
+            }
+
             if (effect.attribute("tag") == "ladspa") {
                 QString ladpsaFile = m_document->getLadspaFile();
                 initEffects::ladspaEffectFile(ladpsaFile, effect.attribute("ladspaid").toInt(), getLadspaParams(effect));
@@ -1690,11 +1756,33 @@ void CustomTrackView::slotAddEffect(QDomElement effect, GenTime pos, int track)
     if (effectCommand->childCount() > 0) {
         m_commandStack->push(effectCommand);
         setDocumentModified();
+       if (effectCommand->childCount() == 1) {
+           // Display newly added clip effect
+           for (int i = 0; i < itemList.count(); i++) {
+               if (itemList.at(i)->type() == AVWIDGET) {
+                   ClipItem *clip = static_cast<ClipItem *>(itemList.at(i));
+                   if (!clip->isSelected()) {
+                       clearSelection();
+                       clip->setSelected(true);
+                   }
+                   clip->setSelectedEffect(clip->effectsCount() - 1);
+                   emit clipItemSelected(clip, clip->effectsCount() - 1);
+                   break;
+               }
+           }
+       }
     } else delete effectCommand;
 }
 
-void CustomTrackView::slotDeleteEffect(ClipItem *clip, QDomElement effect, bool affectGroup)
+void CustomTrackView::slotDeleteEffect(ClipItem *clip, int track, QDomElement effect, bool affectGroup)
 {
+    if (clip == NULL) {
+        // delete track effect
+        AddEffectCommand *command = new AddEffectCommand(this, track, GenTime(-1), effect, false);
+        m_commandStack->push(command);
+        setDocumentModified();
+        return;
+    }
     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();
@@ -1740,8 +1828,29 @@ void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement insertedE
         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();
+    //kDebug() << "// update effect ix: " << effect.attribute("kdenlive_ix")<<", TRACK: "<<track;
+    if (pos < GenTime()) {
+        // editing a track effect
+        EffectsParameterList effectParams = getEffectArgs(effect);
+        if (effect.attribute("tag") == "ladspa") {
+            // Update the ladspa affect file
+            initEffects::ladspaEffectFile(effect.attribute("src"), effect.attribute("ladspaid").toInt(), getLadspaParams(effect));
+        }
+        // check if we are trying to reset a keyframe effect
+        if (effectParams.hasParam("keyframes") && effectParams.paramValue("keyframes").isEmpty()) {
+            //clip->initEffect(effect);
+            effectParams = getEffectArgs(effect);
+        }
+        if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - track, pos, effectParams))
+            emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
+        m_document->setTrackEffect(m_document->tracksCount() - track - 1, ix, effect);
+        emit updateTrackEffectState(track);
+        setDocumentModified();
+        return;
+
+    }
+    ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), m_document->tracksCount() - track);
     if (clip) {
         // Special case: speed effect
         if (effect.attribute("id") == "speed") {
@@ -1760,7 +1869,7 @@ void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement insertedE
             return;
         }
 
-        EffectsParameterList effectParams = clip->getEffectArgs(effect);
+        EffectsParameterList effectParams = getEffectArgs(effect);
         if (effect.attribute("tag") == "ladspa") {
             // Update the ladspa affect file
             initEffects::ladspaEffectFile(effect.attribute("src"), effect.attribute("ladspaid").toInt(), getLadspaParams(effect));
@@ -1768,7 +1877,7 @@ void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement insertedE
         // check if we are trying to reset a keyframe effect
         if (effectParams.hasParam("keyframes") && effectParams.paramValue("keyframes").isEmpty()) {
             clip->initEffect(effect);
-            effectParams = clip->getEffectArgs(effect);
+            effectParams = getEffectArgs(effect);
         }
         if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - clip->track(), clip->startPos(), effectParams))
             emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
@@ -1795,6 +1904,19 @@ void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement insertedE
 
 void CustomTrackView::moveEffect(int track, GenTime pos, int oldPos, int newPos)
 {
+    if (pos < GenTime()) {
+        // Moving track effect
+        QDomElement act = m_document->getTrackEffect(m_document->tracksCount() - track - 1, newPos - 1);
+        QDomElement before = m_document->getTrackEffect(m_document->tracksCount() - track - 1, oldPos - 1);
+
+        if (!act.isNull() && !before.isNull()) {
+            m_document->setTrackEffect(m_document->tracksCount() - track - 1, oldPos - 1, act);
+            m_document->setTrackEffect(m_document->tracksCount() - track - 1, newPos - 1, before);
+            m_document->renderer()->mltMoveEffect(m_document->tracksCount() - track, pos, oldPos, newPos);
+            emit showTrackEffects(m_document->tracksCount() - track, m_document->trackInfoAt(m_document->tracksCount() - track - 1));
+        } else emit displayMessage(i18n("Cannot move effect"), ErrorMessage);
+        return;
+    }
     ClipItem *clip = getClipItemAt((int)pos.frames(m_document->fps()), m_document->tracksCount() - track);
     if (clip && !clip->effectAt(newPos - 1).isNull() && !clip->effectAt(oldPos - 1).isNull()) {
         QDomElement act = clip->effectAt(newPos - 1);
@@ -1812,27 +1934,42 @@ void CustomTrackView::moveEffect(int track, GenTime pos, int oldPos, int newPos)
     } else emit displayMessage(i18n("Cannot move effect"), ErrorMessage);
 }
 
-void CustomTrackView::slotChangeEffectState(ClipItem *clip, int effectPos, bool disable)
+void CustomTrackView::slotChangeEffectState(ClipItem *clip, int track, int effectPos, bool disable)
 {
-    QDomElement effect = clip->effectAt(effectPos);
+    EditEffectCommand *command;
+    QDomElement effect;
+    if (clip == NULL) effect = m_document->getTrackEffect(track - 1, effectPos);
+    else effect = clip->effectAt(effectPos);
     QDomElement oldEffect = effect.cloneNode().toElement();
-
     effect.setAttribute("disable", (int) disable);
-    EditEffectCommand *command = new EditEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), oldEffect, effect, effectPos, true);
+
+
+    if (clip == NULL) {
+        // editing track effect
+        command = new EditEffectCommand(this, m_document->tracksCount() - track, GenTime(-1), oldEffect, effect, effectPos, true);
+    } else {
+        command = new EditEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), oldEffect, effect, effectPos, true);
+    }
     m_commandStack->push(command);
     setDocumentModified();;
 }
 
-void CustomTrackView::slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos)
+void CustomTrackView::slotChangeEffectPosition(ClipItem *clip, int track, int currentPos, int newPos)
 {
-    MoveEffectCommand *command = new MoveEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), currentPos, newPos);
+    MoveEffectCommand *command;
+    if (clip == NULL) {
+        // editing track effect
+        command = new MoveEffectCommand(this, m_document->tracksCount() - track, GenTime(-1), currentPos, newPos);
+    } else command = new MoveEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), currentPos, newPos);
     m_commandStack->push(command);
     setDocumentModified();
 }
 
-void CustomTrackView::slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix)
+void CustomTrackView::slotUpdateClipEffect(ClipItem *clip, int track, QDomElement oldeffect, QDomElement effect, int ix)
 {
-    EditEffectCommand *command = new EditEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), oldeffect, effect, ix, true);
+    EditEffectCommand *command;
+    if (clip) command = new EditEffectCommand(this, m_document->tracksCount() - clip->track(), clip->startPos(), oldeffect, effect, ix, true);
+    else command = new EditEffectCommand(this, m_document->tracksCount() - track, GenTime(-1), oldeffect, effect, ix, true);
     m_commandStack->push(command);
 }
 
@@ -1859,10 +1996,7 @@ ClipItem *CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut, boo
             m_blockRefresh = false;
             return NULL;
         }
-        if (item->parentItem()) {
-            // Item is part of a group, reset group
-            resetSelectionGroup();
-        }
+
         kDebug() << "/////////  CUTTING CLIP : (" << item->startPos().frames(25) << "-" << item->endPos().frames(25) << "), INFO: (" << info.startPos.frames(25) << "-" << info.endPos.frames(25) << ")" << ", CUT: " << cutTime.frames(25);
 
         if (execute) m_document->renderer()->mltCutClip(m_document->tracksCount() - info.track, cutTime);
@@ -1894,6 +2028,10 @@ ClipItem *CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut, boo
             slotRefreshEffects(item);
         if (dup->checkKeyFrames())
             slotRefreshEffects(dup);
+
+        updatePanZoom(item);
+        updatePanZoom(dup, cutTime - item->startPos());
+
         item->baseClip()->addReference();
         m_document->updateClip(item->baseClip()->getId());
         setDocumentModified();
@@ -1935,6 +2073,9 @@ ClipItem *CustomTrackView::cutClip(ItemInfo info, GenTime cutTime, bool cut, boo
         bool success = m_document->renderer()->mltResizeClipEnd(clipinfo, info.endPos - info.startPos);
         if (success) {
             item->resizeEnd((int) info.endPos.frames(m_document->fps()));
+
+            updatePanZoom(item);
+
             setDocumentModified();
         } else {
             emit displayMessage(i18n("Error when resizing clip"), ErrorMessage);
@@ -2092,6 +2233,7 @@ void CustomTrackView::slotTransitionUpdated(Transition *tr, QDomElement old)
         return;
     }
     EditTransitionCommand *command = new EditTransitionCommand(this, tr->track(), tr->startPos(), old, xml, false);
+    updateTrackDuration(tr->track(), command);
     m_commandStack->push(command);
     setDocumentModified();
 }
@@ -2104,7 +2246,8 @@ void CustomTrackView::updateTransition(int track, GenTime pos, QDomElement oldTr
         return;
     }
     bool force = false;
-    if (oldTransition.attribute("transition_atrack") != transition.attribute("transition_atrack") || oldTransition.attribute("transition_btrack") != transition.attribute("transition_btrack")) force = true;
+    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);
@@ -2195,6 +2338,7 @@ void CustomTrackView::dropEvent(QDropEvent * event)
             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);
+            updateTrackDuration(clipInfo.track, addCommand);
 
             if (item->baseClip()->isTransparent() && getTransitionItemAtStart(info.startPos, info.track) == NULL) {
                 // add transparency transition
@@ -2232,7 +2376,12 @@ void CustomTrackView::dropEvent(QDropEvent * event)
         */
 
         m_pasteEffectsAction->setEnabled(m_copiedItems.count() == 1);
-        if (items.count() > 1) groupSelectedItems(true);
+        if (items.count() > 1) {
+            groupSelectedItems(true);
+        } else if (items.count() == 1) {
+            m_dragItem = static_cast <AbstractClipItem *>(items.at(0));
+            emit clipItemSelected((ClipItem*)m_dragItem);
+        }
         event->setDropAction(Qt::MoveAction);
         event->accept();
     } else QGraphicsView::dropEvent(event);
@@ -2438,10 +2587,7 @@ void CustomTrackView::addTrack(TrackInfo type, int ix)
                 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;
-                    if (clip->isAudioOnly()) prod = clip->baseClip()->audioProducer(clipinfo.track);
-                    else if (clip->isVideoOnly()) prod = clip->baseClip()->videoProducer();
-                    else prod = clip->baseClip()->producer(clipinfo.track);
+                    Mlt::Producer *prod = clip->getProducer(clipinfo.track);
                     if (m_document->renderer()->mltUpdateClipProducer((int)(m_document->tracksCount() - clipinfo.track), clipinfo.startPos.frames(m_document->fps()), prod) == false) {
                         // problem updating clip
                         emit displayMessage(i18n("Cannot update clip (time: %1, track: %2)", clipinfo.startPos.frames(m_document->fps()), clipinfo.track), ErrorMessage);
@@ -2464,12 +2610,14 @@ void CustomTrackView::addTrack(TrackInfo type, int ix)
         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);
+
+    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), maxHeight - 1);
     setSceneRect(0, 0, sceneRect().width(), m_tracksHeight * m_document->tracksCount());
     viewport()->update();
-    emit tracksChanged();
     //QTimer::singleShot(500, this, SIGNAL(trackHeightChanged()));
     //setFixedHeight(50 * m_tracksCount);
+
+    updateTrackNames(ix, true);
 }
 
 void CustomTrackView::removeTrack(int ix)
@@ -2511,10 +2659,7 @@ void CustomTrackView::removeTrack(int ix)
             ItemInfo clipinfo = clip->info();
             // 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;
-                if (clip->isAudioOnly()) prod = clip->baseClip()->audioProducer(clipinfo.track);
-                else if (clip->isVideoOnly()) prod = clip->baseClip()->videoProducer();
-                else prod = clip->baseClip()->producer(clipinfo.track);
+                Mlt::Producer *prod = clip->getProducer(clipinfo.track);
                 if (!m_document->renderer()->mltUpdateClipProducer((int)(m_document->tracksCount() - clipinfo.track), clipinfo.startPos.frames(m_document->fps()), prod)) {
                     emit displayMessage(i18n("Cannot update clip (time: %1, track: %2)", clipinfo.startPos.frames(m_document->fps()), clipinfo.track), ErrorMessage);
                 }
@@ -2537,12 +2682,13 @@ void CustomTrackView::removeTrack(int ix)
         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);
+    m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), maxHeight - 1);
     setSceneRect(0, 0, sceneRect().width(), m_tracksHeight * m_document->tracksCount());
 
     m_selectedTrack = qMin(m_selectedTrack, m_document->tracksCount() - 1);
     viewport()->update();
-    emit tracksChanged();
+
+    updateTrackNames(ix, false);
     //QTimer::singleShot(500, this, SIGNAL(trackHeightChanged()));
 }
 
@@ -2551,10 +2697,11 @@ void CustomTrackView::configTracks(QList < TrackInfo > trackInfos)
     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);
+        lockTrack(m_document->tracksCount() - i - 1, m_document->trackInfoAt(i).isLocked, false);
     }
 
-    QTimer::singleShot(300, this, SIGNAL(trackHeightChanged()));
     viewport()->update();
+    emit trackHeightChanged();
 }
 
 void CustomTrackView::slotSwitchTrackAudio(int ix)
@@ -2576,24 +2723,71 @@ void CustomTrackView::slotSwitchTrackLock(int ix)
 }
 
 
-void CustomTrackView::lockTrack(int ix, bool lock)
+void CustomTrackView::lockTrack(int ix, bool lock, bool requestUpdate)
 {
     int tracknumber = m_document->tracksCount() - ix - 1;
     m_document->switchTrackLock(tracknumber, lock);
-    emit doTrackLock(ix, lock);
+    if (requestUpdate)
+        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++) {
-        if (selection.at(i)->type() != AVWIDGET && selection.at(i)->type() != TRANSITIONWIDGET) continue;
-        if (selection.at(i)->isSelected()) {
-            if (selection.at(i)->type() == AVWIDGET) emit clipItemSelected(NULL);
-            else emit transitionItemSelected(NULL);
+        if (selection.at(i)->type() == GROUPWIDGET && (AbstractGroupItem *)selection.at(i) != m_selectionGroup) {
+            if (selection.at(i)->parentItem() && m_selectionGroup) {
+                selection.removeAll((QGraphicsItem*)m_selectionGroup);
+                resetSelectionGroup();
+            }
+
+            bool changeGroupLock = true;
+            bool hasClipOnTrack = false;
+            QList <QGraphicsItem *> children =  selection.at(i)->childItems();
+            for (int j = 0; j < children.count(); ++j) {
+                if (children.at(j)->isSelected()) {
+                    if (children.at(j)->type() == AVWIDGET)
+                        emit clipItemSelected(NULL);
+                    else if (children.at(j)->type() == TRANSITIONWIDGET)
+                        emit transitionItemSelected(NULL);
+                    else
+                        continue;
+                }
+
+                AbstractClipItem * child = static_cast <AbstractClipItem *>(children.at(j));
+                if (child == m_dragItem)
+                    m_dragItem = NULL;
+
+                // only unlock group, if it is not locked by another track too
+                if (!lock && child->track() != ix && m_document->trackInfoAt(m_document->tracksCount() - child->track() - 1).isLocked)
+                    changeGroupLock = false;
+                
+                // only (un-)lock if at least one clip is on the track
+                if (child->track() == ix)
+                    hasClipOnTrack = true;
+            }
+            if (changeGroupLock && hasClipOnTrack)
+                ((AbstractGroupItem*)selection.at(i))->setItemLocked(lock);
+        } else if((selection.at(i)->type() == AVWIDGET || selection.at(i)->type() == TRANSITIONWIDGET)) {
+            if (selection.at(i)->parentItem()) {
+                if (selection.at(i)->parentItem() == m_selectionGroup) {
+                    selection.removeAll((QGraphicsItem*)m_selectionGroup);
+                    resetSelectionGroup();
+                } else {
+                    // groups are handled separately
+                    continue;
+                }
+            }
+
+            if (selection.at(i)->isSelected()) {
+                if (selection.at(i)->type() == AVWIDGET)
+                    emit clipItemSelected(NULL);
+                else
+                    emit transitionItemSelected(NULL);
+            }
+            clip = static_cast <AbstractClipItem *>(selection.at(i));
+            clip->setItemLocked(lock);
+            if (clip == m_dragItem)
+                m_dragItem = NULL;
         }
-        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();
@@ -2685,6 +2879,7 @@ void CustomTrackView::slotRemoveSpace()
     }
 
     InsertSpaceCommand *command = new InsertSpaceCommand(this, clipsToMove, transitionsToMove, track, GenTime(-length, m_document->fps()), true);
+    updateTrackDuration(track, command);
     m_commandStack->push(command);
 }
 
@@ -2743,6 +2938,7 @@ void CustomTrackView::slotInsertSpace()
 
     if (!clipsToMove.isEmpty() || !transitionsToMove.isEmpty()) {
         InsertSpaceCommand *command = new InsertSpaceCommand(this, clipsToMove, transitionsToMove, track, spaceDuration, true);
+        updateTrackDuration(track, command);
         m_commandStack->push(command);
     }
 }
@@ -2837,8 +3033,12 @@ void CustomTrackView::deleteClip(const QString &clipId)
         }
     }
     deleteCommand->setText(i18np("Delete timeline clip", "Delete timeline clips", count));
-    if (count == 0) delete deleteCommand;
-    else m_commandStack->push(deleteCommand);
+    if (count == 0) {
+        delete deleteCommand;
+    } else {
+        updateTrackDuration(-1, deleteCommand);
+        m_commandStack->push(deleteCommand);
+    }
 }
 
 void CustomTrackView::setCursorPos(int pos, bool seek)
@@ -2956,12 +3156,15 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                         trackTransitionStartList[m_document->tracksCount() - info.track] = info.startPos.frames(m_document->fps());
                 }
             }
-
-            InsertSpaceCommand *command = new InsertSpaceCommand(this, clipsToMove, transitionsToMove, track, timeOffset, false);
-            m_commandStack->push(command);
-            if (track != -1) track = m_document->tracksCount() - track;
-            kDebug() << "SPACER TRACK:" << track;
-            m_document->renderer()->mltInsertSpace(trackClipStartList, trackTransitionStartList, track, timeOffset, GenTime());
+            if (!clipsToMove.isEmpty() || !transitionsToMove.isEmpty()) {
+                InsertSpaceCommand *command = new InsertSpaceCommand(this, clipsToMove, transitionsToMove, track, timeOffset, false);
+                updateTrackDuration(track, command);
+                m_commandStack->push(command);
+                if (track != -1) track = m_document->tracksCount() - track;
+                kDebug() << "SPACER TRACK:" << track;
+                m_document->renderer()->mltInsertSpace(trackClipStartList, trackTransitionStartList, track, timeOffset, GenTime());
+                setDocumentModified();
+            }
         }
         resetSelectionGroup(false);
         m_operationMode = NONE;
@@ -2985,11 +3188,8 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             // we are moving one clip, easy
             if (m_dragItem->type() == AVWIDGET && (m_dragItemInfo.startPos != info.startPos || m_dragItemInfo.track != info.track)) {
                 ClipItem *item = static_cast <ClipItem *>(m_dragItem);
-                Mlt::Producer *prod;
-                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, m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT);
+                Mlt::Producer *prod = item->getProducer(info.track);
+                bool success = m_document->renderer()->mltMoveClip((int)(m_document->tracksCount() - m_dragItemInfo.track), (int)(m_document->tracksCount() - info.track), (int) m_dragItemInfo.startPos.frames(m_document->fps()), (int)(info.startPos.frames(m_document->fps())), prod, m_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT);
 
                 if (success) {
                     QUndoCommand *moveCommand = new QUndoCommand();
@@ -3099,6 +3299,9 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                             }
                         }
                     }
+                    updateTrackDuration(info.track, moveCommand);
+                    if (m_dragItemInfo.track != info.track)
+                        updateTrackDuration(m_dragItemInfo.track, moveCommand);
                     m_commandStack->push(moveCommand);
                     //checkTrackSequence(m_dragItem->track());
                 } else {
@@ -3110,8 +3313,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                     emit displayMessage(i18n("Cannot move clip to position %1", m_document->timecode().getTimecodeFromFrames(m_dragItemInfo.startPos.frames(m_document->fps()))), ErrorMessage);
                 }
                 setDocumentModified();
-            }
-            if (m_dragItem->type() == TRANSITIONWIDGET && (m_dragItemInfo.startPos != info.startPos || m_dragItemInfo.track != info.track)) {
+            } else 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)) {
@@ -3123,13 +3325,21 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                     moveCommand->setText(i18n("Move transition"));
                     adjustTimelineTransitions(m_scene->editMode(), transition, moveCommand);
                     new MoveTransitionCommand(this, m_dragItemInfo, info, false, moveCommand);
+                    updateTrackDuration(info.track, moveCommand);
+                    if (m_dragItemInfo.track != info.track)
+                        updateTrackDuration(m_dragItemInfo.track, moveCommand);
                     m_commandStack->push(moveCommand);
+                    setDocumentModified();
                 }
             }
         } else {
             // Moving several clips. We need to delete them and readd them to new position,
             // or they might overlap each other during the move
-            QGraphicsItemGroup *group = static_cast <QGraphicsItemGroup *>(m_dragItem->parentItem());
+            QGraphicsItemGroup *group;
+            if (m_selectionGroup)
+                group = static_cast <QGraphicsItemGroup *>(m_selectionGroup);
+            else
+                group = static_cast <QGraphicsItemGroup *>(m_dragItem->parentItem());
             QList<QGraphicsItem *> items = group->childItems();
 
             QList<ItemInfo> clipsToMove;
@@ -3137,7 +3347,7 @@ 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) {
@@ -3185,17 +3395,10 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                     if (item->type() == AVWIDGET) {
                         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_scene->editMode() == OVERWRITEEDIT, m_scene->editMode() == INSERTEDIT);
+                        m_document->renderer()->mltInsertClip(info, clip->xml(), clip->getProducer(info.track), 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);
+                            m_document->renderer()->mltAddEffect(info.track, info.startPos, getEffectArgs(clip->effectAt(i)), false);
                         }
                     } else {
                         Transition *tr = static_cast <Transition*>(item);
@@ -3208,8 +3411,8 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                         m_document->renderer()->mltAddTransition(tr->transitionTag(), newTrack, m_document->tracksCount() - info.track, info.startPos, info.endPos, tr->toXML());
                     }
                 }
-                rebuildGroup((AbstractGroupItem *)group);
                 new MoveGroupCommand(this, clipsToMove, transitionsToMove, timeOffset, trackOffset, false, moveGroup);
+                updateTrackDuration(-1, moveGroup);
                 m_commandStack->push(moveGroup);
 
                 //QPointF top = group->sceneBoundingRect().topLeft();
@@ -3220,6 +3423,24 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                 if (m_selectionGroup) {
                     m_selectionGroupInfo.startPos = GenTime(m_selectionGroup->scenePos().x(), m_document->fps());
                     m_selectionGroupInfo.track = m_selectionGroup->track();
+
+                    for (int i = 0; i < items.count(); ++i) {
+                        if (items.at(i)->type() == GROUPWIDGET) {
+                            rebuildGroup((AbstractGroupItem*)items.at(i));
+                            items.removeAt(i);
+                            --i;
+                        }
+                    }
+                    for (int i = 0; i < items.count(); ++i) {
+                        if (items.at(i)) {
+                            items.at(i)->setSelected(true);
+                            if (items.at(i)->parentItem())
+                                items.at(i)->parentItem()->setSelected(true);
+                        }
+                    }
+                    groupSelectedItems();
+                } else {
+                    rebuildGroup((AbstractGroupItem *)group);
                 }
                 setDocumentModified();
             }
@@ -3227,7 +3448,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
         m_document->renderer()->doRefresh();
     } else if (m_operationMode == RESIZESTART && m_dragItem->startPos() != m_dragItemInfo.startPos) {
         // resize start
-        if (m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
+        if (!m_controlModifier && m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
             AbstractGroupItem *parent = static_cast <AbstractGroupItem *>(m_dragItem->parentItem());
             if (parent) {
                 QUndoCommand *resizeCommand = new QUndoCommand();
@@ -3251,7 +3472,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
         }
     } else if (m_operationMode == RESIZEEND && m_dragItem->endPos() != m_dragItemInfo.endPos) {
         // resize end
-        if (m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
+        if (!m_controlModifier && m_dragItem->type() == AVWIDGET && m_dragItem->parentItem() && m_dragItem->parentItem() != m_selectionGroup) {
             AbstractGroupItem *parent = static_cast <AbstractGroupItem *>(m_dragItem->parentItem());
             if (parent) {
                 QUndoCommand *resizeCommand = new QUndoCommand();
@@ -3268,6 +3489,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
                         ++itemcount;
                     }
                 }
+                updateTrackDuration(-1, resizeCommand);
                 m_commandStack->push(resizeCommand);
             }
         } else {
@@ -3283,13 +3505,13 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             int start = item->cropStart().frames(m_document->fps());
             int end = item->fadeIn();
             if (end == 0) {
-                slotDeleteEffect(item, oldeffect, false);
+                slotDeleteEffect(item, -1, 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);
+                slotUpdateClipEffect(item, -1, effect, oldeffect, ix);
                 emit clipItemSelected(item, ix);
             }
         } else if (item->fadeIn() != 0 && ix2 == -1) {
@@ -3306,13 +3528,13 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             int start = item->cropStart().frames(m_document->fps());
             int end = item->fadeIn();
             if (end == 0) {
-                slotDeleteEffect(item, oldeffect, false);
+                slotDeleteEffect(item, -1, 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, ix2);
+                slotUpdateClipEffect(item, -1, effect, oldeffect, ix2);
                 emit clipItemSelected(item, ix2);
             }
         }
@@ -3326,14 +3548,14 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             int end = (item->cropDuration() + item->cropStart()).frames(m_document->fps());
             int start = item->fadeOut();
             if (start == 0) {
-                slotDeleteEffect(item, oldeffect, false);
+                slotDeleteEffect(item, -1, 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);
+                slotUpdateClipEffect(item, -1, effect, oldeffect, ix);
                 emit clipItemSelected(item, ix);
             }
         } else if (item->fadeOut() != 0 && ix2 == -1) {
@@ -3351,14 +3573,14 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
             int end = (item->cropDuration() + item->cropStart()).frames(m_document->fps());
             int start = item->fadeOut();
             if (start == 0) {
-                slotDeleteEffect(item, oldeffect, false);
+                slotDeleteEffect(item, -1, 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, ix2);
+                slotUpdateClipEffect(item, -1, effect, oldeffect, ix2);
                 emit clipItemSelected(item, ix2);
             }
         }
@@ -3375,7 +3597,7 @@ void CustomTrackView::mouseReleaseEvent(QMouseEvent * event)
         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) {
+        if ((val < -50 || val > 150) && item->editedKeyFramePos() != start && item->editedKeyFramePos() != end && item->keyFrameNumber() > 1) {
             //delete keyframe
             item->movedKeyframe(item->getEffectAt(item->selectedEffectIndex()), item->selectedKeyFramePos(), -1, 0);
         } else {
@@ -3519,6 +3741,7 @@ void CustomTrackView::deleteSelectedClips()
     else if (transitionCount > 0 && groupCount == 0 && clipCount == 0)
         deleteSelected->setText(i18np("Delete selected transition", "Delete selected transitions", transitionCount));
     else deleteSelected->setText(i18n("Delete selected items"));
+    updateTrackDuration(-1, deleteSelected);
     m_commandStack->push(deleteSelected);
 }
 
@@ -3553,7 +3776,9 @@ void CustomTrackView::changeClipSpeed()
 
 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);
+    Q_UNUSED(id);
+    //DocClipBase *baseclip = m_document->clipManager()->getClipById(id);
+
     ClipItem *item = getClipItemAt((int) info.startPos.frames(m_document->fps()), info.track);
     if (!item) {
         kDebug() << "ERROR: Cannot find clip for speed change";
@@ -3561,55 +3786,55 @@ void CustomTrackView::doChangeClipSpeed(ItemInfo info, ItemInfo speedIndependant
         return;
     }
     info.track = m_document->tracksCount() - item->track();
-    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());
+    int endPos = m_document->renderer()->mltChangeClipSpeed(info, speedIndependantInfo, speed, oldspeed, strobe, item->getProducer(item->track(), false));
     if (endPos >= 0) {
         item->setSpeed(speed, strobe);
         item->updateRectGeometry();
-        if (item->cropDuration().frames(m_document->fps()) != endPos) {
+        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);
+    } else {
+        emit displayMessage(i18n("Invalid clip"), ErrorMessage);
+    }
 }
 
 void CustomTrackView::cutSelectedClips()
 {
     QList<QGraphicsItem *> itemList = scene()->selectedItems();
+    QList<AbstractGroupItem *> groups;
     GenTime currentPos = GenTime(m_cursorPos, m_document->fps());
-    QList <QGraphicsItem *> skipList;
     for (int i = 0; i < itemList.count(); ++i) {
-        if (skipList.indexOf(itemList.at(i)) != -1)
+        if (!itemList.at(i))
             continue;
         if (itemList.at(i)->type() == AVWIDGET) {
             ClipItem *item = static_cast <ClipItem *>(itemList.at(i));
             if (item->parentItem() && item->parentItem() != m_selectionGroup) {
-                skipList.append(item->parentItem()->childItems());
-                razorGroup((AbstractGroupItem *)item->parentItem(), currentPos);
+                AbstractGroupItem *group = static_cast <AbstractGroupItem *>(item->parentItem());
+                if (!groups.contains(group))
+                    groups << group;
             } else if (currentPos > item->startPos() && currentPos < item->endPos()) {
                 RazorClipCommand *command = new RazorClipCommand(this, item->info(), currentPos);
                 m_commandStack->push(command);
             }
         } else if (itemList.at(i)->type() == GROUPWIDGET && itemList.at(i) != m_selectionGroup) {
-            skipList.append(itemList.at(i)->childItems());
-            razorGroup((AbstractGroupItem *)itemList.at(i), currentPos);
+            AbstractGroupItem *group = static_cast<AbstractGroupItem *>(itemList.at(i));
+            if (!groups.contains(group))
+                groups << group;
         }
     }
+
+    for (int i = 0; i < groups.count(); ++i)
+        razorGroup(groups.at(i), currentPos);
 }
 
 void CustomTrackView::razorGroup(AbstractGroupItem* group, GenTime cutPos)
 {
     if (group) {
         QList <QGraphicsItem *> children = group->childItems();
-        QList <ItemInfo> clips1;
-        QList <ItemInfo> transitions1;
-        QList <ItemInfo> clipsCut;
-        QList <ItemInfo> transitionsCut;
-        QList <ItemInfo> clips2;
-        QList <ItemInfo> transitions2;
+        QList <ItemInfo> clips1, transitions1;
+        QList <ItemInfo> clipsCut, transitionsCut;
+        QList <ItemInfo> clips2, transitions2;
         for (int i = 0; i < children.count(); ++i) {
             children.at(i)->setSelected(false);
             AbstractClipItem *child = static_cast <AbstractClipItem *>(children.at(i));
@@ -3629,6 +3854,8 @@ void CustomTrackView::razorGroup(AbstractGroupItem* group, GenTime cutPos)
                     transitionsCut << child->info();
             }
         }
+        if (clipsCut.isEmpty() && transitionsCut.isEmpty() && ((clips1.isEmpty() && transitions1.isEmpty()) || (clips2.isEmpty() && transitions2.isEmpty())))
+            return;
         RazorGroupCommand *command = new RazorGroupCommand(this, clips1, transitions1, clipsCut, transitionsCut, clips2, transitions2, cutPos);
         m_commandStack->push(command);
     }
@@ -3646,12 +3873,14 @@ void CustomTrackView::slotRazorGroup(QList <ItemInfo> clips1, QList <ItemInfo> t
                     clips2 << clipBehind->info();
             }
         }
-        // TODO: cut transitionsCut
+        /* TODO: cut transitionsCut
+         * For now just append them to group1 */
+        transitions1 << transitionsCut;
         doGroupClips(clips1, transitions1, true);
         doGroupClips(clips2, transitions2, true);
     } else {
         /* we might also just use clipsCut.at(0)->parentItem().
-           Do this loop just in case something went wrong during cut */
+         * Do this loop just in case something went wrong during cut */
         for (int i = 0; i < clipsCut.count(); ++i) {
             ClipItem *clip = getClipItemAt(cutPos.frames(m_document->fps()), clipsCut.at(i).track);
             if (clip && clip->parentItem() && clip->parentItem()->type() == GROUPWIDGET) {
@@ -3669,7 +3898,7 @@ void CustomTrackView::slotRazorGroup(QList <ItemInfo> clips1, QList <ItemInfo> t
                 break;
             }
         }
-        for(int i = 0; i < clipsCut.count(); ++i)
+        for (int i = 0; i < clipsCut.count(); ++i)
             cutClip(clipsCut.at(i), cutPos, false);
         // TODO: uncut transitonsCut
         doGroupClips(QList <ItemInfo>() << clips1 << clipsCut << clips2, QList <ItemInfo>() << transitions1 << transitionsCut << transitions2, true);
@@ -3760,6 +3989,27 @@ void CustomTrackView::addClip(QDomElement xml, const QString &clipId, ItemInfo i
         emit displayMessage(i18n("No clip copied"), ErrorMessage);
         return;
     }
+
+    if (baseclip->producer() == NULL) {
+        // If the clip has no producer, we must wait until it is created...
+        m_mutex.lock();
+        emit displayMessage(i18n("Waiting for clip..."), InformationMessage);
+        emit forceClipProcessing(clipId);
+        qApp->processEvents();
+        for (int i = 0; i < 3; i++) {
+            if (baseclip->producer() == NULL) {
+                m_producerNotReady.wait(&m_mutex, 500 + 500 * i);
+            } else break;
+        }
+        if (baseclip->producer() == NULL) {
+            emit displayMessage(i18n("Cannot insert clip..."), ErrorMessage);
+            m_mutex.unlock();
+            return;
+        }
+        emit displayMessage(QString(), InformationMessage);
+        m_mutex.unlock();
+    }
+
     ClipItem *item = new ClipItem(baseclip, info, m_document->fps(), xml.attribute("speed", "1").toDouble(), xml.attribute("strobe", "1").toInt());
     item->setEffectList(effects);
     if (xml.hasAttribute("audio_only")) item->setAudioOnly(true);
@@ -3773,17 +4023,15 @@ void CustomTrackView::addClip(QDomElement xml, const QString &clipId, ItemInfo i
     baseclip->addReference();
     m_document->updateClip(baseclip->getId());
     info.track = m_document->tracksCount() - info.track;
-    Mlt::Producer *prod;
-    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, overwrite, push);
+    m_document->renderer()->mltInsertClip(info, xml, item->getProducer(info.track), overwrite, push);
     for (int i = 0; i < item->effectsCount(); i++) {
-        m_document->renderer()->mltAddEffect(info.track, info.startPos, item->getEffectArgs(item->effectAt(i)), false);
+        m_document->renderer()->mltAddEffect(info.track, info.startPos, getEffectArgs(item->effectAt(i)), false);
     }
     setDocumentModified();
-    if (refresh) m_document->renderer()->doRefresh();
-    if (!baseclip->isPlaceHolder()) m_waitingThumbs.append(item);
+    if (refresh)
+        m_document->renderer()->doRefresh();
+    if (!baseclip->isPlaceHolder())
+        m_waitingThumbs.append(item);
     m_thumbsTimer.start();
 }
 
@@ -3920,10 +4168,7 @@ void CustomTrackView::moveClip(const ItemInfo start, const ItemInfo end, bool re
         kDebug() << "----------------  ERROR, CANNOT find clip to move at.. ";
         return;
     }
-    Mlt::Producer *prod;
-    if (item->isAudioOnly()) prod = item->baseClip()->audioProducer(end.track);
-    else if (item->isVideoOnly()) prod = item->baseClip()->videoProducer();
-    else prod = item->baseClip()->producer(end.track);
+    Mlt::Producer *prod = item->getProducer(end.track);
 
     bool success = m_document->renderer()->mltMoveClip((int)(m_document->tracksCount() - start.track), (int)(m_document->tracksCount() - end.track), (int) start.startPos.frames(m_document->fps()), (int)end.startPos.frames(m_document->fps()), prod);
     if (success) {
@@ -3955,14 +4200,11 @@ void CustomTrackView::moveClip(const ItemInfo start, const ItemInfo end, bool re
         emit displayMessage(i18n("Cannot move clip to position %1", m_document->timecode().getTimecodeFromFrames(end.startPos.frames(m_document->fps()))), ErrorMessage);
     }
     if (refresh) m_document->renderer()->doRefresh();
-    //kDebug() << " // MOVED CLIP TO: " << end.startPos.frames(25) << ", ITEM START: " << item->startPos().frames(25);
 }
 
 void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> startTransition, const GenTime offset, const int trackOffset, bool reverseMove)
 {
     // Group Items
-    /*kDebug() << "//GRP MOVE, REVERS:" << reverseMove;
-    kDebug() << "// GROUP MOV; OFFSET: " << offset.frames(25) << ", TK OFF: " << trackOffset;*/
     resetSelectionGroup();
     m_scene->clearSelection();
 
@@ -3975,7 +4217,6 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
             startClip[i].startPos = startClip.at(i).startPos - offset;
             startClip[i].track = startClip.at(i).track - trackOffset;
         }
-        //kDebug()<<"//LKING FR CLIP AT:"<<startClip.at(i).startPos.frames(25)<<", TK:"<<startClip.at(i).track;
         ClipItem *clip = getClipItemAt(startClip.at(i).startPos, startClip.at(i).track);
         if (clip) {
             clip->setItemLocked(false);
@@ -4047,14 +4288,10 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
             if (item->type() == AVWIDGET) {
                 ClipItem *clip = static_cast <ClipItem*>(item);
                 info.track = m_document->tracksCount() - info.track;
-                Mlt::Producer *prod;
-                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(), clip->getProducer(info.track));
+                for (int i = 0; i < clip->effectsCount(); i++) {
+                    m_document->renderer()->mltAddEffect(info.track, info.startPos, getEffectArgs(clip->effectAt(i)), false);
+                }
             } else if (item->type() == TRANSITIONWIDGET) {
                 Transition *tr = static_cast <Transition*>(item);
                 int newTrack;
@@ -4068,9 +4305,15 @@ void CustomTrackView::moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> sta
                 m_document->renderer()->mltAddTransition(tr->transitionTag(), newTrack, m_document->tracksCount() - info.track, info.startPos, info.endPos, tr->toXML());
             }
         }
-        if (!reverseMove)
-            rebuildGroup(m_selectionGroup);
+
         resetSelectionGroup(false);
+
+        for (int i = 0; i < children.count(); i++) {
+            if (children.at(i)->parentItem())
+                rebuildGroup((AbstractGroupItem*)children.at(i)->parentItem());
+        }
+        clearSelection();
+
         KdenliveSettings::setSnaptopoints(snap);
         m_document->renderer()->doRefresh();
     } else kDebug() << "///////// WARNING; NO GROUP TO MOVE";
@@ -4084,10 +4327,10 @@ void CustomTrackView::moveTransition(const ItemInfo start, const ItemInfo end, b
         kDebug() << "----------------  ERROR, CANNOT find transition to move... ";// << startPos.x() * m_scale * FRAME_SIZE + 1 << ", " << startPos.y() * m_tracksHeight + m_tracksHeight / 2;
         return;
     }
-    //kDebug() << "----------------  Move TRANSITION FROM: " << startPos.x() << ", END:" << endPos.x() << ",TRACKS: " << oldtrack << " TO " << newtrack;
+
     bool snap = KdenliveSettings::snaptopoints();
     KdenliveSettings::setSnaptopoints(false);
-    //kDebug()<<"///  RESIZE TRANS START: ("<< startPos.x()<<"x"<< startPos.y()<<") / ("<<endPos.x()<<"x"<< endPos.y()<<")";
+
     if (end.endPos - end.startPos == start.endPos - start.startPos) {
         // Transition was moved
         item->setPos((int) end.startPos.frames(m_document->fps()), (end.track) * m_tracksHeight + 1);
@@ -4141,6 +4384,7 @@ void CustomTrackView::resizeClip(const ItemInfo start, const ItemInfo end, bool
 
     bool snap = KdenliveSettings::snaptopoints();
     KdenliveSettings::setSnaptopoints(false);
+
     if (resizeClipStart) {
         ItemInfo clipinfo = item->info();
         clipinfo.track = m_document->tracksCount() - clipinfo.track;
@@ -4191,6 +4435,14 @@ void CustomTrackView::prepareResizeClipStart(AbstractClipItem* item, ItemInfo ol
         KdenliveSettings::setSnaptopoints(snap);
     }
 
+    bool hasParentCommand = false;
+    if (command) {
+        hasParentCommand = true;
+    } else {
+        command = new QUndoCommand();
+        command->setText(i18n("Resize clip start"));
+    }
+
     // do this here, too, because otherwise undo won't update the group
     if (item->parentItem() && item->parentItem() != m_selectionGroup)
         new RebuildGroupCommand(this, item->info().track, item->endPos() - GenTime(1, m_document->fps()), command);
@@ -4201,14 +4453,6 @@ void CustomTrackView::prepareResizeClipStart(AbstractClipItem* item, ItemInfo ol
         resizeinfo.track = m_document->tracksCount() - resizeinfo.track;
         bool success = m_document->renderer()->mltResizeClipStart(resizeinfo, item->startPos() - oldInfo.startPos);
         if (success) {
-            bool hasParentCommand = false;
-            if (command) {
-                hasParentCommand = true;
-            } else {
-                command = new QUndoCommand();
-                command->setText(i18n("Resize clip start"));
-            }
-
             // Check if there is an automatic transition on that clip (lower track)
             Transition *transition = getTransitionItemAtStart(oldInfo.startPos, oldInfo.track);
             if (transition && transition->isAutomatic()) {
@@ -4229,7 +4473,11 @@ void CustomTrackView::prepareResizeClipStart(AbstractClipItem* item, ItemInfo ol
                     new MoveTransitionCommand(this, trInfo, newTrInfo, true, command);
             }
 
+            /*
+                TODO: cleanup the effect update process
+             */
             ClipItem *clip = static_cast < ClipItem * >(item);
+
             updatePositionEffects(clip, oldInfo);
 
             // check keyframes
@@ -4263,9 +4511,6 @@ void CustomTrackView::prepareResizeClipStart(AbstractClipItem* item, ItemInfo ol
             } else {
                 new ResizeClipCommand(this, oldInfo, info, false, false, command);
             }
-
-            if (!hasParentCommand)
-                m_commandStack->push(command);
         } else {
             KdenliveSettings::setSnaptopoints(false);
             item->resizeStart((int) oldInfo.startPos.frames(m_document->fps()));
@@ -4289,6 +4534,9 @@ void CustomTrackView::prepareResizeClipStart(AbstractClipItem* item, ItemInfo ol
     }
     if (item->parentItem() && item->parentItem() != m_selectionGroup)
         new RebuildGroupCommand(this, item->info().track, item->endPos() - GenTime(1, m_document->fps()), command);
+
+    if (!hasParentCommand)
+        m_commandStack->push(command);
 }
 
 void CustomTrackView::prepareResizeClipEnd(AbstractClipItem* item, ItemInfo oldInfo, int pos, bool check, QUndoCommand *command)
@@ -4308,6 +4556,14 @@ void CustomTrackView::prepareResizeClipEnd(AbstractClipItem* item, ItemInfo oldI
         KdenliveSettings::setSnaptopoints(snap);
     }
 
+    bool hasParentCommand = false;
+    if (command) {
+        hasParentCommand = true;
+    } else {
+        command = new QUndoCommand();
+        command->setText(i18n("Resize clip end"));
+    }
+
     // do this here, too, because otherwise undo won't update the group
     if (item->parentItem() && item->parentItem() != m_selectionGroup)
         new RebuildGroupCommand(this, item->info().track, item->startPos(), command);
@@ -4316,16 +4572,8 @@ void CustomTrackView::prepareResizeClipEnd(AbstractClipItem* item, ItemInfo oldI
     if (item->type() == AVWIDGET) {
         ItemInfo resizeinfo = info;
         resizeinfo.track = m_document->tracksCount() - resizeinfo.track;
-        bool success = m_document->renderer()->mltResizeClipEnd(resizeinfo, resizeinfo.endPos - resizeinfo.startPos);
+        bool success = m_document->renderer()->mltResizeClipEnd(resizeinfo, resizeinfo.cropDuration);
         if (success) {
-            bool hasParentCommand = false;
-            if (command) {
-                hasParentCommand = true;
-            } else {
-                command = new QUndoCommand();
-                command->setText(i18n("Resize clip end"));
-            }
-
             // Check if there is an automatic transition on that clip (lower track)
             Transition *tr = getTransitionItemAtEnd(oldInfo.endPos, oldInfo.track);
             if (tr && tr->isAutomatic()) {
@@ -4348,8 +4596,11 @@ void CustomTrackView::prepareResizeClipEnd(AbstractClipItem* item, ItemInfo oldI
 
             }
 
-            // check keyframes
             ClipItem *clip = static_cast < ClipItem * >(item);
+
+            updatePositionEffects(clip, oldInfo);
+
+            // check keyframes
             QDomDocument doc;
             QDomElement root = doc.createElement("list");
             doc.appendChild(root);
@@ -4380,10 +4631,6 @@ void CustomTrackView::prepareResizeClipEnd(AbstractClipItem* item, ItemInfo oldI
             } else {
                 new ResizeClipCommand(this, oldInfo, info, false, false, command);
             }
-
-            if (!hasParentCommand)
-                m_commandStack->push(command);
-            updatePositionEffects(clip, oldInfo);
         } else {
             KdenliveSettings::setSnaptopoints(false);
             item->resizeEnd((int) oldInfo.endPos.frames(m_document->fps()));
@@ -4406,6 +4653,11 @@ void CustomTrackView::prepareResizeClipEnd(AbstractClipItem* item, ItemInfo oldI
     }
     if (item->parentItem() && item->parentItem() != m_selectionGroup)
         new RebuildGroupCommand(this, item->info().track, item->startPos(), command);
+
+    if (!hasParentCommand) {
+        updateTrackDuration(oldInfo.track, command);
+        m_commandStack->push(command);
+    }
 }
 
 void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
@@ -4426,7 +4678,7 @@ void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
             end += start;
             EffectsList::setParameter(oldeffect, "in", QString::number(start));
             EffectsList::setParameter(oldeffect, "out", QString::number(end));
-            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), item->getEffectArgs(oldeffect)))
+            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), getEffectArgs(oldeffect)))
                 emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
             // if fade effect is displayed, update the effect edit widget with new clip duration
             if (item->isSelected() && effectPos == item->selectedEffectIndex()) emit clipItemSelected(item, effectPos);
@@ -4444,7 +4696,7 @@ void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
             end += start;
             EffectsList::setParameter(oldeffect, "in", QString::number(start));
             EffectsList::setParameter(oldeffect, "out", QString::number(end));
-            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), item->getEffectArgs(oldeffect)))
+            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), getEffectArgs(oldeffect)))
                 emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
             // if fade effect is displayed, update the effect edit widget with new clip duration
             if (item->isSelected() && effectPos == item->selectedEffectIndex()) emit clipItemSelected(item, effectPos);
@@ -4466,7 +4718,7 @@ void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
             start = end - start;
             EffectsList::setParameter(oldeffect, "in", QString::number(start));
             EffectsList::setParameter(oldeffect, "out", QString::number(end));
-            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), item->getEffectArgs(oldeffect)))
+            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), getEffectArgs(oldeffect)))
                 emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
             // if fade effect is displayed, update the effect edit widget with new clip duration
             if (item->isSelected() && effectPos == item->selectedEffectIndex()) emit clipItemSelected(item, effectPos);
@@ -4484,7 +4736,7 @@ void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
             start = end - start;
             EffectsList::setParameter(oldeffect, "in", QString::number(start));
             EffectsList::setParameter(oldeffect, "out", QString::number(end));
-            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), item->getEffectArgs(oldeffect)))
+            if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), getEffectArgs(oldeffect)))
                 emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
             // if fade effect is displayed, update the effect edit widget with new clip duration
             if (item->isSelected() && effectPos == item->selectedEffectIndex()) emit clipItemSelected(item, effectPos);
@@ -4505,22 +4757,7 @@ void CustomTrackView::updatePositionEffects(ClipItem * item, ItemInfo info)
         }
     }
 
-    effectPos = item->hasEffect("affine", "pan_zoom");
-    if (effectPos != -1) {
-        QDomElement oldeffect = item->effectAt(effectPos);
-        int start = item->cropStart().frames(m_document->fps());
-        int max = start + item->cropDuration().frames(m_document->fps());
-        if (start < 0) {
-            max -= start;
-            start = 0;
-        }
-        oldeffect.setAttribute("in", start);
-        oldeffect.setAttribute("out", max);
-        if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), item->getEffectArgs(oldeffect)))
-            emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
-        // if effect is displayed, update the effect edit widget with new clip duration
-        if (item->isSelected() && effectPos == item->selectedEffectIndex()) emit clipItemSelected(item, effectPos);
-    }
+    updatePanZoom(item);
 }
 
 double CustomTrackView::getSnapPointForPos(double pos)
@@ -4593,6 +4830,11 @@ void CustomTrackView::updateSnapPoints(AbstractClipItem *selected, QList <GenTim
         }
     }
 
+    // add render zone
+    QPoint z = m_document->zone();
+    snaps.append(GenTime(z.x(), m_document->fps()));
+    snaps.append(GenTime(z.y(), m_document->fps()));
+
     qSort(snaps);
     m_scene->setSnapList(snaps);
     //for (int i = 0; i < m_snapPoints.size(); ++i)
@@ -4740,13 +4982,18 @@ bool CustomTrackView::addGuide(const GenTime pos, const QString &comment)
     return true;
 }
 
-void CustomTrackView::slotAddGuide()
+void CustomTrackView::slotAddGuide(bool dialog)
 {
     CommentedTime marker(GenTime(m_cursorPos, m_document->fps()), i18n("Guide"));
-    MarkerDialog d(NULL, marker, m_document->timecode(), i18n("Add Guide"), this);
-    if (d.exec() != QDialog::Accepted) return;
-    if (addGuide(d.newMarker().time(), d.newMarker().comment())) {
-        EditGuideCommand *command = new EditGuideCommand(this, GenTime(), QString(), d.newMarker().time(), d.newMarker().comment(), false);
+    if (dialog) {
+        MarkerDialog d(NULL, marker, m_document->timecode(), i18n("Add Guide"), this);
+        if (d.exec() != QDialog::Accepted) return;
+        marker.setComment(d.newMarker().comment());
+    } else {
+        marker.setComment(m_document->timecode().getDisplayTimecodeFromFrames(m_cursorPos, false));
+    }
+    if (addGuide(marker.time(), marker.comment())) {
+        EditGuideCommand *command = new EditGuideCommand(this, GenTime(), QString(), marker.time(), marker.comment(), false);
         m_commandStack->push(command);
     }
 }
@@ -4835,13 +5082,12 @@ void CustomTrackView::setScale(double scaleFactor, double verticalScale)
     newmatrix = newmatrix.scale(scaleFactor, verticalScale);
     m_scene->setScale(scaleFactor, verticalScale);
     removeTipAnimation();
-    double verticalPos = mapToScene(QPoint(0, viewport()->height() / 2)).y();
     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);
+        m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), newHeight - 1);
         for (int i = 0; i < m_guides.count(); i++) {
             QLineF l = m_guides.at(i)->line();
             l.setP2(QPointF(l.x2(), newHeight));
@@ -4857,6 +5103,7 @@ void CustomTrackView::setScale(double scaleFactor, double verticalScale)
         else
             setSceneRect(0, 0, (m_projectDuration + 300), sceneRect().height());
     }
+    double verticalPos = mapToScene(QPoint(0, viewport()->height() / 2)).y();
     centerOn(QPointF(cursorPos(), verticalPos));
 }
 
@@ -4870,35 +5117,27 @@ void CustomTrackView::slotRefreshGuides()
 
 void CustomTrackView::drawBackground(QPainter * painter, const QRectF &rect)
 {
-    //kDebug() << "// DRAW BG: " << rect.width();
     painter->setClipRect(rect);
-    KColorScheme scheme(palette().currentColorGroup(), KColorScheme::Window);
     QPen pen1 = painter->pen();
-    pen1.setColor(scheme.shade(KColorScheme::DarkShade));
+    pen1.setColor(palette().dark().color());
     painter->setPen(pen1);
     double min = rect.left();
     double max = rect.right();
     painter->drawLine(QPointF(min, 0), QPointF(max, 0));
     int maxTrack = m_document->tracksCount();
-    QColor lockedColor = scheme.background(KColorScheme::NegativeBackground).color();
+    QColor lockedColor = palette().button().color();
     QColor audioColor = palette().alternateBase().color();
-    QColor base = scheme.background(KColorScheme::NormalBackground).color();
     for (int i = 0; i < maxTrack; i++) {
         TrackInfo info = m_document->trackInfoAt(maxTrack - i - 1);
         if (info.isLocked || info.type == AUDIOTRACK || i == m_selectedTrack) {
             const QRectF track(min, m_tracksHeight * i + 1, max - min, m_tracksHeight - 1);
             if (i == m_selectedTrack)
-                painter->fillRect(track, scheme.background(KColorScheme::ActiveBackground).color());
+                painter->fillRect(track, m_activeTrackBrush.brush(this));
             else
                 painter->fillRect(track, info.isLocked ? lockedColor : audioColor);
         }
         painter->drawLine(QPointF(min, m_tracksHeight *(i + 1)), QPointF(max, m_tracksHeight *(i + 1)));
     }
-    int lowerLimit = m_tracksHeight * maxTrack + 1;
-    if (height() > lowerLimit) {
-        const QRectF bg(min, lowerLimit, max - min, height() - lowerLimit);
-        painter->fillRect(bg, base);
-    }
 }
 
 bool CustomTrackView::findString(const QString &text)
@@ -5086,16 +5325,24 @@ void CustomTrackView::pasteClip()
         return;
     }
     QPoint position;
+    int track = -1;
+    GenTime pos = GenTime(-1);
     if (m_menuPosition.isNull()) {
         position = mapFromGlobal(QCursor::pos());
         if (!contentsRect().contains(position) || mapToScene(position).y() / m_tracksHeight > m_document->tracksCount()) {
-            emit displayMessage(i18n("Cannot paste selected clips"), ErrorMessage);
-            return;
+            track = m_selectedTrack;
+            pos = GenTime(m_cursorPos, m_document->fps());
+            /*emit displayMessage(i18n("Cannot paste selected clips"), ErrorMessage);
+            return;*/
         }
-    } else position = m_menuPosition;
+    } else {
+        position = m_menuPosition;
+    }
 
-    GenTime pos = GenTime((int)(mapToScene(position).x()), m_document->fps());
-    int track = (int)(mapToScene(position).y() / m_tracksHeight);
+    if (pos == GenTime(-1))
+        pos = GenTime((int)(mapToScene(position).x()), m_document->fps());
+    if (track == -1)
+        track = (int)(mapToScene(position).y() / m_tracksHeight);
 
     GenTime leftPos = m_copiedItems.at(0)->startPos();
     int lowerTrack = m_copiedItems.at(0)->track();
@@ -5145,6 +5392,7 @@ void CustomTrackView::pasteClip()
             } else emit displayMessage(i18n("Cannot paste transition to selected place"), ErrorMessage);
         }
     }
+    updateTrackDuration(-1, pasteClips);
     m_commandStack->push(pasteClips);
 }
 
@@ -5173,7 +5421,6 @@ void CustomTrackView::pasteClipEffects()
         }
     }
 
-
     for (int i = 0; i < clips.count(); ++i) {
         if (clips.at(i)->type() == AVWIDGET) {
             ClipItem *item = static_cast < ClipItem *>(clips.at(i));
@@ -5319,7 +5566,7 @@ void CustomTrackView::slotUpdateAllThumbs()
     for (int i = 0; i < itemList.count(); i++) {
         if (itemList.at(i)->type() == AVWIDGET) {
             item = static_cast <ClipItem *>(itemList.at(i));
-            if (item->clipType() != COLOR && item->clipType() != AUDIO) {
+            if (item && item->isEnabled() && item->clipType() != COLOR && item->clipType() != AUDIO) {
                 // Check if we have a cached thumbnail
                 if (item->clipType() == IMAGE || item->clipType() == TEXT) {
                     QString thumb = thumbBase + item->baseClip()->getClipHash() + "_0.png";
@@ -5344,9 +5591,8 @@ void CustomTrackView::slotUpdateAllThumbs()
                         item->slotSetEndThumb(pix);
                     }
                 }
+                item->refreshClip(false);
             }
-            item->refreshClip(false);
-            //qApp->processEvents();
         }
     }
     viewport()->update();
@@ -5400,6 +5646,7 @@ void CustomTrackView::slotInsertTrack(int ix)
         if (d.before_select->currentIndex() == 1)
             ix++;
         TrackInfo info;
+        info.duration = 0;
         info.isMute = false;
         info.isLocked = false;
         if (d.video_track->isChecked()) {
@@ -5604,8 +5851,10 @@ void CustomTrackView::splitAudio()
             }
         }
     }
-    if (splitCommand->childCount() > 0)
+    if (splitCommand->childCount()) {
+        updateTrackDuration(-1, splitCommand);
         m_commandStack->push(splitCommand);
+    }
 }
 
 void CustomTrackView::doSplitAudio(const GenTime &pos, int track, bool split)
@@ -5618,12 +5867,17 @@ void CustomTrackView::doSplitAudio(const GenTime &pos, int track, bool split)
     if (split) {
         int start = pos.frames(m_document->fps());
         int freetrack = m_document->tracksCount() - track - 1;
+
+        // do not split audio when we are on an audio track
+        if (m_document->trackInfoAt(freetrack).type == AUDIOTRACK)
+            return;
+
         for (; freetrack > 0; freetrack--) {
-            kDebug() << "// CHK DOC TRK:" << freetrack << ", DUR:" << m_document->renderer()->mltTrackDuration(freetrack);
+            //kDebug() << "// CHK DOC TRK:" << freetrack << ", DUR:" << m_document->renderer()->mltTrackDuration(freetrack);
             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);
+                //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;
+                    //kDebug() << "FOUND SPACE ON TRK: " << freetrack;
                     break;
                 }
             }
@@ -6066,6 +6320,7 @@ void CustomTrackView::insertZoneOverwrite(QStringList data, int in)
     addCommand->setText(i18n("Insert clip"));
     adjustTimelineClips(OVERWRITEEDIT, NULL, info, addCommand);
     new AddTimelineClipCommand(this, clip->toXML(), clip->getId(), info, EffectsList(), true, false, true, false, addCommand);
+    updateTrackDuration(info.track, addCommand);
     m_commandStack->push(addCommand);
 
     selectClip(true, false, m_selectedTrack, in);
@@ -6084,12 +6339,14 @@ void CustomTrackView::clearSelection()
 
 void CustomTrackView::updatePalette()
 {
+    m_activeTrackBrush = KStatefulBrush(KColorScheme::View, KColorScheme::ActiveBackground, KSharedConfig::openConfig(KdenliveSettings::colortheme()));
     if (m_cursorLine) {
         QPen pen1 = QPen();
         pen1.setWidth(1);
         pen1.setColor(palette().text().color());
         m_cursorLine->setPen(pen1);
     }
+    emit tracksChanged();
 }
 
 void CustomTrackView::removeTipAnimation()
@@ -6177,3 +6434,180 @@ void CustomTrackView::setTipAnimation(AbstractClipItem *clip, OPERATIONTYPE mode
         m_animationTimer->start();
     }
 }
+
+bool CustomTrackView::hasAudio(int track) const
+{
+    QRectF rect(0, (double)(track * m_tracksHeight + 1), (double) sceneRect().width(), (double)(m_tracksHeight - 1));
+    QList<QGraphicsItem *> collisions = scene()->items(rect, Qt::IntersectsItemBoundingRect);
+    QGraphicsItem *item;
+    for (int i = 0; i < collisions.count(); i++) {
+        item = collisions.at(i);
+        if (!item->isEnabled()) continue;
+        if (item->type() == AVWIDGET) {
+            ClipItem *clip = static_cast <ClipItem *>(item);
+            if (!clip->isVideoOnly() && (clip->clipType() == AUDIO || clip->clipType() == AV || clip->clipType() == PLAYLIST)) return true;
+        }
+    }
+    return false;
+}
+
+void CustomTrackView::slotAddTrackEffect(const QDomElement effect, int ix)
+{
+    AddEffectCommand *command = new AddEffectCommand(this, m_document->tracksCount() - ix, GenTime(-1), effect, true);
+    m_commandStack->push(command);
+    setDocumentModified();
+}
+
+
+EffectsParameterList CustomTrackView::getEffectArgs(const QDomElement effect)
+{
+    EffectsParameterList parameters;
+    parameters.addParam("tag", effect.attribute("tag"));
+    if (effect.hasAttribute("region")) parameters.addParam("region", effect.attribute("region"));
+    parameters.addParam("kdenlive_ix", effect.attribute("kdenlive_ix"));
+    parameters.addParam("id", effect.attribute("id"));
+    if (effect.hasAttribute("src")) parameters.addParam("src", effect.attribute("src"));
+    if (effect.hasAttribute("disable")) parameters.addParam("disable", effect.attribute("disable"));
+    if (effect.hasAttribute("in")) parameters.addParam("in", effect.attribute("in"));
+    if (effect.hasAttribute("out")) parameters.addParam("out", effect.attribute("out"));
+
+    QDomNodeList params = effect.elementsByTagName("parameter");
+    for (int i = 0; i < params.count(); i++) {
+        QDomElement e = params.item(i).toElement();
+        //kDebug() << "/ / / /SENDING EFFECT PARAM: " << e.attribute("type") << ", NAME_ " << e.attribute("tag");
+        if (e.attribute("type") == "simplekeyframe") {
+
+            QStringList values = e.attribute("keyframes").split(";", QString::SkipEmptyParts);
+            double factor = e.attribute("factor", "1").toDouble();
+            for (int j = 0; j < values.count(); j++) {
+                QString pos = values.at(j).section(':', 0, 0);
+                double val = values.at(j).section(':', 1, 1).toDouble() / factor;
+                values[j] = pos + "=" + QString::number(val);
+            }
+            // kDebug() << "/ / / /SENDING KEYFR:" << values;
+            parameters.addParam(e.attribute("name"), values.join(";"));
+            /*parameters.addParam(e.attribute("name"), e.attribute("keyframes").replace(":", "="));
+            parameters.addParam("max", e.attribute("max"));
+            parameters.addParam("min", e.attribute("min"));
+            parameters.addParam("factor", e.attribute("factor", "1"));*/
+        } else if (e.attribute("type") == "keyframe") {
+            kDebug() << "/ / / /SENDING KEYFR EFFECT TYPE";
+            parameters.addParam("keyframes", e.attribute("keyframes"));
+            parameters.addParam("max", e.attribute("max"));
+            parameters.addParam("min", e.attribute("min"));
+            parameters.addParam("factor", e.attribute("factor", "1"));
+            parameters.addParam("starttag", e.attribute("starttag", "start"));
+            parameters.addParam("endtag", e.attribute("endtag", "end"));
+        } else if (e.attribute("namedesc").contains(';')) {
+            QString format = e.attribute("format");
+            QStringList separators = format.split("%d", QString::SkipEmptyParts);
+            QStringList values = e.attribute("value").split(QRegExp("[,:;x]"));
+            QString neu;
+            QTextStream txtNeu(&neu);
+            if (values.size() > 0)
+                txtNeu << (int)values[0].toDouble();
+            for (int i = 0; i < separators.size() && i + 1 < values.size(); i++) {
+                txtNeu << separators[i];
+                txtNeu << (int)(values[i+1].toDouble());
+            }
+            parameters.addParam("start", neu);
+        } else {
+            if (e.attribute("factor", "1") != "1") {
+                double fact;
+                if (e.attribute("factor").startsWith('%')) {
+                    fact = ProfilesDialog::getStringEval(m_document->mltProfile(), e.attribute("factor"));
+                } else fact = e.attribute("factor", "1").toDouble();
+                parameters.addParam(e.attribute("name"), QString::number(e.attribute("value").toDouble() / fact));
+            } else {
+                parameters.addParam(e.attribute("name"), e.attribute("value"));
+            }
+        }
+    }
+    return parameters;
+}
+
+void CustomTrackView::updatePanZoom(ClipItem* item, GenTime cutPos)
+{
+    QList <int> effects = item->updatePanZoom(m_document->width(), m_document->height(), cutPos.frames(m_document->fps()));
+    for (int i = 0; i < effects.count(); ++i) {
+        if (!m_document->renderer()->mltEditEffect(m_document->tracksCount() - item->track(), item->startPos(), getEffectArgs(item->effectAt(effects.at(i)))))
+            emit displayMessage(i18n("Problem editing effect"), ErrorMessage);
+
+        // if effect is displayed, update the effect edit widget with new clip duration
+        /*if (item->isSelected() && effects.at(i) == item->selectedEffectIndex())
+            emit clipItemSelected(item, effects.at(i));*/
+    }
+    // update always, otherwise there might problems when resizing groups
+    if (effects.count() > 0)
+        emit clipItemSelected(item, item->selectedEffectIndex());
+}
+
+void CustomTrackView::updateTrackNames(int track, bool added)
+{
+    QList <TrackInfo> tracks = m_document->tracksList();
+    int max = tracks.count();
+    int docTrack = max - track - 1;
+
+    // count number of tracks of each type
+    int videoTracks = 0;
+    int audioTracks = 0;
+    for (int i = max - 1; i >= 0; --i) {
+        TrackInfo info = tracks.at(i);
+        if (info.type == VIDEOTRACK)
+            videoTracks++;
+        else
+            audioTracks++;
+
+        if (i <= docTrack) {
+            QString type = (info.type == VIDEOTRACK ? "Video " : "Audio ");
+            int typeNumber = (info.type == VIDEOTRACK ? videoTracks : audioTracks);
+
+            if (added) {
+                if (i == docTrack || info.trackName == type + QString::number(typeNumber - 1)) {
+                    info.trackName = type + QString::number(typeNumber);
+                    m_document->setTrackType(i, info);
+                }
+            } else {
+                if (info.trackName == type + QString::number(typeNumber + 1)) {
+                    info.trackName = type + QString::number(typeNumber);
+                    m_document->setTrackType(i, info);
+                }
+            }
+        }
+    }
+    emit tracksChanged();
+}
+
+void CustomTrackView::updateTrackDuration(int track, QUndoCommand *command)
+{
+    Q_UNUSED(command);
+
+    QList<int> tracks;
+    if (track >= 0) {
+        tracks << m_document->tracksCount() - track - 1;
+    } else {
+        // negative track number -> update all tracks
+        for (int i = 0; i < m_document->tracksCount(); ++i)
+            tracks << i;
+    }
+    int t, duration;
+    for (int i = 0; i < tracks.count(); ++i) {
+        t = tracks.at(i);
+        // t + 1 because of black background track
+        duration = m_document->renderer()->mltTrackDuration(t + 1);
+        if (duration != m_document->trackDuration(t)) {
+            m_document->setTrackDuration(t, duration);
+
+            // update effects
+            EffectsList effects = m_document->getTrackEffects(t);
+            for (int j = 0; j < effects.count(); ++j) {
+                /* TODO
+                 * - lookout for keyframable parameters and update them so all keyframes are in the new range (0 - duration)
+                 * - update the effectstack if necessary
+                 */
+            }
+        }
+    }
+}
+
+