]> git.sesse.net Git - kdenlive/blobdiff - src/trackview.cpp
Various fixes to improve general stability in Qt 4.5.2
[kdenlive] / src / trackview.cpp
index 680577fbad1beb45b82f15178d5c0437652b9fa0..1ab892e279422498c09c89b678378ef58176449c 100644 (file)
  ***************************************************************************/
 
 
-#include <QMouseEvent>
-#include <QStylePainter>
-#include <QScrollBar>
-
-#include <KDebug>
-
+#include "trackview.h"
 #include "definitions.h"
 #include "headertrack.h"
-#include "trackview.h"
 #include "clipitem.h"
 #include "transition.h"
 #include "kdenlivesettings.h"
 #include "kdenlivedoc.h"
 #include "mainwindow.h"
 #include "customtrackview.h"
+#include "initeffects.h"
+#include "profilesdialog.h"
 
-TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
-        : QWidget(parent), m_doc(doc), m_scale(1.0), m_projectTracks(0), m_currentZoom(4) {
+#include <KDebug>
+#include <KMessageBox>
 
-    view = new Ui::TimeLine_UI();
-    view->setupUi(this);
+#include <QScrollBar>
+#include <QInputDialog>
+
+TrackView::TrackView(KdenliveDoc *doc, bool *ok, QWidget *parent) :
+        QWidget(parent),
+        m_scale(1.0),
+        m_projectTracks(0),
+        m_doc(doc),
+        m_verticalZoom(1)
+{
+
+    m_view.setupUi(this);
 
-    m_scene = new QGraphicsScene();
+    m_scene = new CustomTrackScene(doc);
     m_trackview = new CustomTrackView(doc, m_scene, parent);
     m_trackview->scale(1, 1);
     m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
     //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
 
     m_ruler = new CustomRuler(doc->timecode(), m_trackview);
+    connect(m_ruler, SIGNAL(zoneMoved(int, int)), this, SIGNAL(zoneMoved(int, int)));
     QHBoxLayout *layout = new QHBoxLayout;
-    view->ruler_frame->setLayout(layout);
-    int left_margin;
-    int right_margin;
-    layout->getContentsMargins(&left_margin, 0, &right_margin, 0);
-    layout->setContentsMargins(left_margin, 0, right_margin, 0);
+    layout->setContentsMargins(m_trackview->frameWidth(), 0, 0, 0);
+    layout->setSpacing(0);
+    m_view.ruler_frame->setLayout(layout);
     layout->addWidget(m_ruler);
 
+    QHBoxLayout *sizeLayout = new QHBoxLayout;
+    sizeLayout->setContentsMargins(0, 0, 0, 0);
+    sizeLayout->setSpacing(0);
+    m_view.size_frame->setLayout(sizeLayout);
+
+    QString style1 = "QToolButton {border-style: none;margin: 0px 3px;padding: 0px;} QToolButton:pressed:hover { background-color: rgba(224, 224, 0, 100); border-style: inset; border:1px solid #cc6666;border-radius: 3px;} QToolButton:hover { background-color: rgba(255, 255, 255, 100); border-style: inset; border:1px solid #cc6666;border-radius: 3px;}";
+
+
+    QToolButton *butSmall = new QToolButton(this);
+    butSmall->setIcon(KIcon("kdenlive-zoom-small"));
+    butSmall->setToolTip(i18n("Smaller tracks"));
+    connect(butSmall, SIGNAL(clicked()), this, SLOT(slotVerticalZoomDown()));
+    sizeLayout->addWidget(butSmall);
+
+    QToolButton *butLarge = new QToolButton(this);
+    butLarge->setIcon(KIcon("kdenlive-zoom-large"));
+    butLarge->setToolTip(i18n("Bigger tracks"));
+    connect(butLarge, SIGNAL(clicked()), this, SLOT(slotVerticalZoomUp()));
+    sizeLayout->addWidget(butLarge);
+    m_view.size_frame->setStyleSheet(style1);
+
     QHBoxLayout *tracksLayout = new QHBoxLayout;
     tracksLayout->setContentsMargins(0, 0, 0, 0);
-    view->tracks_frame->setLayout(tracksLayout);
+    tracksLayout->setSpacing(0);
+    m_view.tracks_frame->setLayout(tracksLayout);
 
-    view->headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-    view->headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    m_view.headers_area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    m_view.headers_area->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 
     m_headersLayout = new QVBoxLayout;
-    m_headersLayout->setContentsMargins(0, 0, 0, 0);
+    m_headersLayout->setContentsMargins(0, m_trackview->frameWidth(), 0, 0);
     m_headersLayout->setSpacing(0);
-    view->headers_container->setLayout(m_headersLayout);
-
-    connect(view->headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
+    m_view.headers_container->setLayout(m_headersLayout);
+    connect(m_view.headers_area->verticalScrollBar(), SIGNAL(valueChanged(int)), m_trackview->verticalScrollBar(), SLOT(setValue(int)));
 
     tracksLayout->addWidget(m_trackview);
-
-    connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), view->headers_area->verticalScrollBar(), SLOT(setValue(int)));
+    connect(m_trackview->verticalScrollBar(), SIGNAL(valueChanged(int)), m_view.headers_area->verticalScrollBar(), SLOT(setValue(int)));
     connect(m_trackview, SIGNAL(trackHeightChanged()), this, SLOT(slotRebuildTrackHeaders()));
 
-    parseDocument(doc->toXml());
-
+    parseDocument(m_doc->toXml());
+    int error = m_doc->setSceneList();
+    if (error == -1) *ok = false;
+    else *ok = true;
     connect(m_trackview, SIGNAL(cursorMoved(int, int)), m_ruler, SLOT(slotCursorMoved(int, int)));
     connect(m_trackview->horizontalScrollBar(), SIGNAL(valueChanged(int)), m_ruler, SLOT(slotMoveRuler(int)));
     connect(m_trackview, SIGNAL(mousePosition(int)), this, SIGNAL(mousePosition(int)));
-    connect(m_trackview, SIGNAL(clipItemSelected(ClipItem*)), this, SLOT(slotClipItemSelected(ClipItem*)));
-    connect(m_trackview, SIGNAL(transitionItemSelected(Transition*)), this, SLOT(slotTransitionItemSelected(Transition*)));
-    slotChangeZoom(m_currentZoom);
+    connect(m_trackview, SIGNAL(doTrackLock(int, bool)), this, SLOT(slotChangeTrackLock(int, bool)));
+
+    slotChangeZoom(m_doc->zoom().x(), m_doc->zoom().y());
+    slotSetZone(m_doc->zone());
 }
 
-int TrackView::currentZoom() const {
-    return m_currentZoom;
+TrackView::~TrackView()
+{
+    delete m_ruler;
+    delete m_trackview;
 }
 
-int TrackView::duration() const {
+int TrackView::duration() const
+{
     return m_trackview->duration();
 }
 
-int TrackView::tracksNumber() const {
-    return m_projectTracks;
+int TrackView::tracksNumber() const
+{
+    return m_projectTracks - 1;
 }
 
-int TrackView::inPoint() const {
+int TrackView::inPoint() const
+{
     return m_ruler->inPoint();
 }
 
-int TrackView::outPoint() const {
+int TrackView::outPoint() const
+{
     return m_ruler->outPoint();
 }
 
-void TrackView::slotClipItemSelected(ClipItem*c) {
-    emit clipItemSelected(c);
+void TrackView::slotSetZone(QPoint p)
+{
+    m_ruler->setZone(p);
 }
 
-void TrackView::slotTransitionItemSelected(Transition *t) {
-    emit transitionItemSelected(t);
-}
-
-void TrackView::setDuration(int dur) {
+void TrackView::setDuration(int dur)
+{
     m_trackview->setDuration(dur);
     m_ruler->setDuration(dur);
 }
 
-void TrackView::parseDocument(QDomDocument doc) {
-    int cursorPos = 0;
-    // kDebug() << "//// DOCUMENT: " << doc.toString();
-    QDomNode props = doc.elementsByTagName("properties").item(0);
+void TrackView::parseDocument(QDomDocument doc)
+{
+    //int cursorPos = 0;
+    m_documentErrors.clear();
+
+    //kDebug() << "//// DOCUMENT: " << doc.toString();
+    /*QDomNode props = doc.elementsByTagName("properties").item(0);
     if (!props.isNull()) {
         cursorPos = props.toElement().attribute("timeline_position").toInt();
-    }
+    }*/
 
     // parse project tracks
+    QDomElement tractor = doc.elementsByTagName("tractor").item(0).toElement();
     QDomNodeList tracks = doc.elementsByTagName("track");
     QDomNodeList playlists = doc.elementsByTagName("playlist");
     int duration = 300;
@@ -135,9 +171,42 @@ void TrackView::parseDocument(QDomDocument doc) {
     int trackduration = 0;
     QDomElement e;
     QDomElement p;
-    bool videotrack;
 
     int pos = m_projectTracks - 1;
+    m_invalidProducers.clear();
+    QDomNodeList producers = doc.elementsByTagName("producer");
+    for (int i = 0; i < producers.count(); i++) {
+        // Check for invalid producers
+        QDomNode n = producers.item(i);
+        e = n.toElement();
+
+        /*
+        // Check for invalid markup
+        QDomNodeList params = e.elementsByTagName("property");
+        for (int j = 0; j < params.count(); j++) {
+            QDomElement p = params.item(j).toElement();
+            if (p.attribute("name") == "markup") {
+         QString val = p.text().toUtf8().data();
+         kDebug()<<"//FOUND MARKUP, VAL: "<<val;
+         //e.setAttribute("value", value);
+         n.removeChild(params.item(j));
+         break;
+            }
+        }
+        */
+
+        if (e.hasAttribute("in") == false && e.hasAttribute("out") == false) continue;
+        int in = e.attribute("in").toInt();
+        int out = e.attribute("out").toInt();
+        if (in > out || in == out) {
+            // invalid producer, remove it
+            QString id = e.attribute("id");
+            m_invalidProducers.append(id);
+            m_documentErrors.append(i18n("Invalid clip producer %1\n", id));
+            doc.documentElement().removeChild(producers.at(i));
+            i--;
+        }
+    }
 
     for (int i = 0; i < m_projectTracks; i++) {
         e = tracks.item(i).toElement();
@@ -149,10 +218,21 @@ void TrackView::parseDocument(QDomDocument doc) {
                 p = playlists.item(j).toElement();
                 if (p.attribute("id") == playlist_name) break;
             }
-            videotrack = (e.attribute("hide") != "video");
-            trackduration = slotAddProjectTrack(pos, p, videotrack);
+            if (p.attribute("id") != playlist_name) { // then it didn't work.
+                kDebug() << "NO PLAYLIST FOUND FOR TRACK " + pos;
+            }
+            if (e.attribute("hide") == "video") {
+                m_doc->switchTrackVideo(i - 1, true);
+            } else if (e.attribute("hide") == "audio") {
+                m_doc->switchTrackAudio(i - 1, true);
+            } else if (e.attribute("hide") == "both") {
+                m_doc->switchTrackVideo(i - 1, true);
+                m_doc->switchTrackAudio(i - 1, true);
+            }
+
+            trackduration = slotAddProjectTrack(pos, p, m_doc->isTrackLocked(i - 1));
             pos--;
-            //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
+            //kDebug() << " PRO DUR: " << trackduration << ", TRACK DUR: " << duration;
             if (trackduration > duration) duration = trackduration;
         } else {
             // background black track
@@ -170,33 +250,66 @@ void TrackView::parseDocument(QDomDocument doc) {
 
     // parse transitions
     QDomNodeList transitions = doc.elementsByTagName("transition");
-    int projectTransitions = transitions.count();
+
     //kDebug() << "//////////// TIMELINE FOUND: " << projectTransitions << " transitions";
-    for (int i = 0; i < projectTransitions; i++) {
+    for (int i = 0; i < transitions.count(); i++) {
         e = transitions.item(i).toElement();
         QDomNodeList transitionparams = e.childNodes();
         bool transitionAdd = true;
         int a_track = 0;
         int b_track = 0;
+        bool isAutomatic = false;
+        bool forceTrack = false;
+        QString mlt_geometry;
         QString mlt_service;
+        QString transitionId;
         for (int k = 0; k < transitionparams.count(); k++) {
             p = transitionparams.item(k).toElement();
             if (!p.isNull()) {
                 QString paramName = p.attribute("name");
-                // do not add audio mixing transitions
+                // do not add audio mixing transitions
                 if (paramName == "internal_added" && p.text() == "237") {
                     transitionAdd = false;
-                    //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
-                    break;
+                    //kDebug() << "//  TRANSITRION " << i << " IS NOT VALID (INTERN ADDED)";
+                    //break;
                 } else if (paramName == "a_track") a_track = p.text().toInt();
-                else if (paramName == "b_track") b_track = m_projectTracks - 1 - p.text().toInt();
+                else if (paramName == "b_track") b_track = p.text().toInt();
                 else if (paramName == "mlt_service") mlt_service = p.text();
+                else if (paramName == "kdenlive_id") transitionId = p.text();
+                else if (paramName == "geometry") mlt_geometry = p.text();
+                else if (paramName == "automatic" && p.text() == "1") isAutomatic = true;
+                else if (paramName == "force_track" && p.text() == "1") forceTrack = true;
             }
         }
-        if (transitionAdd) {
+        if (transitionAdd || mlt_service != "mix") {
             // Transition should be added to the scene
             ItemInfo transitionInfo;
-            QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, QString());
+            if (mlt_service == "composite" && transitionId.isEmpty()) {
+                // When adding composite transition, check if it is a wipe transition
+                if (mlt_geometry.count(';') == 1) {
+                    mlt_geometry.remove(QChar('%'), Qt::CaseInsensitive);
+                    mlt_geometry.replace(QChar('x'), QChar(','), Qt::CaseInsensitive);
+                    QString start = mlt_geometry.section(';', 0, 0);
+                    start = start.section(':', 0, 1);
+                    start.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
+                    QString end = mlt_geometry.section('=', 1, 1);
+                    end = end.section(':', 0, 1);
+                    end.replace(QChar(':'), QChar(','), Qt::CaseInsensitive);
+                    start.append(',' + end);
+                    QStringList numbers = start.split(',', QString::SkipEmptyParts);
+                    bool isWipeTransition = true;
+                    int checkNumber;
+                    for (int i = 0; i < numbers.size(); ++i) {
+                        checkNumber = qAbs(numbers.at(i).toInt());
+                        if (checkNumber != 0 && checkNumber != 100) {
+                            isWipeTransition = false;
+                            break;
+                        }
+                    }
+                    if (isWipeTransition) transitionId = "slide";
+                }
+            }
+            QDomElement base = MainWindow::transitions.getEffectByTag(mlt_service, transitionId).cloneNode().toElement();
 
             for (int k = 0; k < transitionparams.count(); k++) {
                 p = transitionparams.item(k).toElement();
@@ -209,9 +322,13 @@ void TrackView::parseDocument(QDomDocument doc) {
                             QDomElement e = params.item(i).toElement();
                             if (!e.isNull() && e.attribute("tag") == paramName) {
                                 if (e.attribute("type") == "double") {
-                                    QString factor = e.attribute("factor");
-                                    if (!factor.isEmpty()) {
-                                        double val = paramValue.toDouble() * factor.toDouble();
+                                    QString factor = e.attribute("factor", "1");
+                                    if (factor != "1") {
+                                        double fact;
+                                        if (factor.startsWith('%')) {
+                                            fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
+                                        } else fact = factor.toDouble();
+                                        double val = paramValue.toDouble() * fact;
                                         paramValue = QString::number(val);
                                     }
                                 }
@@ -227,43 +344,86 @@ void TrackView::parseDocument(QDomDocument doc) {
             kDebug() << "///////  TRANSITION XML: "<< doc.toString();*/
 
             transitionInfo.startPos = GenTime(e.attribute("in").toInt(), m_doc->fps());
-            transitionInfo.endPos = GenTime(e.attribute("out").toInt(), m_doc->fps());
-            transitionInfo.track = b_track;
+            transitionInfo.endPos = GenTime(e.attribute("out").toInt() + 1, m_doc->fps());
+            transitionInfo.track = m_projectTracks - 1 - b_track;
             //kDebug() << "///////////////   +++++++++++  ADDING TRANSITION ON TRACK: " << b_track << ", TOTAL TRKA: " << m_projectTracks;
-            Transition *tr = new Transition(transitionInfo, a_track, m_scale, m_doc->fps(), base);
-            m_scene->addItem(tr);
+            if (transitionInfo.startPos >= transitionInfo.endPos) {
+                // invalid transition, remove it.
+                m_documentErrors.append(i18n("Removed invalid transition: %1", e.attribute("id")) + '\n');
+                kDebug() << "///// REMOVED INVALID TRANSITION: " << e.attribute("id");
+                tractor.removeChild(transitions.item(i));
+                i--;
+            } else {
+                Transition *tr = new Transition(transitionInfo, a_track, m_doc->fps(), base, isAutomatic);
+                if (forceTrack) tr->setForcedTrack(true, a_track);
+                m_scene->addItem(tr);
+                if (b_track > 0 && m_doc->isTrackLocked(b_track - 1)) {
+                    tr->setItemLocked(true);
+                }
+            }
         }
     }
 
+    // Add guides
+    QDomNodeList guides = doc.elementsByTagName("guide");
+    for (int i = 0; i < guides.count(); i++) {
+        e = guides.item(i).toElement();
+        const QString comment = e.attribute("comment");
+        const GenTime pos = GenTime(e.attribute("time").toDouble());
+        m_trackview->addGuide(pos, comment);
+    }
 
+    // Rebuild groups
+    QDomNodeList groups = doc.elementsByTagName("group");
+    m_trackview->loadGroups(groups);
     m_trackview->setDuration(duration);
     kDebug() << "///////////  TOTAL PROJECT DURATION: " << duration;
+
+    // Remove Kdenlive extra info from xml doc before sending it to MLT
+    QDomElement mlt = doc.firstChildElement("mlt");
+    QDomElement infoXml = mlt.firstChildElement("kdenlivedoc");
+    mlt.removeChild(infoXml);
+
     slotRebuildTrackHeaders();
+    if (!m_documentErrors.isNull()) KMessageBox::sorry(this, m_documentErrors);
     //m_trackview->setCursorPos(cursorPos);
     //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
 }
 
-void TrackView::slotDeleteClip(int clipId) {
+void TrackView::slotDeleteClip(const QString &clipId)
+{
     m_trackview->deleteClip(clipId);
 }
 
-void TrackView::setCursorPos(int pos) {
+void TrackView::setCursorPos(int pos)
+{
     m_trackview->setCursorPos(pos);
 }
 
-void TrackView::moveCursorPos(int pos) {
+void TrackView::moveCursorPos(int pos)
+{
     m_trackview->setCursorPos(pos, false);
 }
 
-void TrackView::slotChangeZoom(int factor) {
+void TrackView::slotChangeZoom(int horizontal, int vertical)
+{
+    m_ruler->setPixelPerMark(horizontal);
+    m_scale = (double) FRAME_SIZE / m_ruler->comboScale[horizontal]; // m_ruler->comboScale[m_currentZoom] /
 
-    m_ruler->setPixelPerMark(factor);
-    m_scale = (double) FRAME_SIZE / m_ruler->comboScale[factor]; // m_ruler->comboScale[m_currentZoom] /
-    m_currentZoom = factor;
-    m_trackview->setScale(m_scale);
+    if (vertical == -1) {
+        // user called zoom
+        m_doc->setZoom(horizontal, m_verticalZoom);
+        m_trackview->setScale(m_scale, m_scene->scale().y());
+    } else {
+        m_verticalZoom = vertical;
+        if (m_verticalZoom == 0) m_trackview->setScale(m_scale, 0.5);
+        else m_trackview->setScale(m_scale, m_verticalZoom);
+        adjustTrackHeaders();
+    }
 }
 
-int TrackView::fitZoom() const {
+int TrackView::fitZoom() const
+{
     int zoom = (int)((duration() + 20 / m_scale) * FRAME_SIZE / m_trackview->width());
     int i;
     for (i = 0; i < 13; i++)
@@ -271,56 +431,62 @@ int TrackView::fitZoom() const {
     return i;
 }
 
-const double TrackView::zoomFactor() const {
-    return m_scale;
-}
-
-const int TrackView::mapLocalToValue(int x) const {
-    return (int)(x * zoomFactor());
-}
-
-KdenliveDoc *TrackView::document() {
+KdenliveDoc *TrackView::document()
+{
     return m_doc;
 }
 
-void TrackView::refresh() {
+void TrackView::refresh()
+{
     m_trackview->viewport()->update();
 }
 
-void TrackView::slotRebuildTrackHeaders() {
-    QList <TrackInfo> list = m_trackview->tracksList();
-    QList<HeaderTrack *> widgets = this->findChildren<HeaderTrack *>();
-    for (int i = 0; i < widgets.count(); i++)
-        delete widgets.at(i);
+void TrackView::slotRebuildTrackHeaders()
+{
+    kDebug() << "--------- - - - -REBUILD TLK HEAD";
+    const QList <TrackInfo> list = m_doc->tracksList();
+    QLayoutItem *child;
+    m_view.headers_container->hide();
+    while ((child = m_headersLayout->takeAt(0)) != 0) {
+        if (child->widget()) delete child->widget();
+        delete child;
+    }
     int max = list.count();
+    int height = KdenliveSettings::trackheight() * m_scene->scale().y();
+
     for (int i = 0; i < max; i++) {
-        HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), this);
+        HeaderTrack *header = new HeaderTrack(i, list.at(max - i - 1), height, this);
         connect(header, SIGNAL(switchTrackVideo(int)), m_trackview, SLOT(slotSwitchTrackVideo(int)));
         connect(header, SIGNAL(switchTrackAudio(int)), m_trackview, SLOT(slotSwitchTrackAudio(int)));
+        connect(header, SIGNAL(switchTrackLock(int)), m_trackview, SLOT(slotSwitchTrackLock(int)));
+
+        connect(header, SIGNAL(deleteTrack(int)), this, SIGNAL(deleteTrack(int)));
+        connect(header, SIGNAL(insertTrack(int)), this, SIGNAL(insertTrack(int)));
+        connect(header, SIGNAL(changeTrack(int)), this, SIGNAL(changeTrack(int)));
+        connect(header, SIGNAL(renameTrack(int)), this, SLOT(slotRenameTrack(int)));
         m_headersLayout->addWidget(header);
     }
-    view->headers_container->adjustSize();
+    m_view.headers_container->show();
 }
 
-int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
-    TrackInfo info;
 
-    if (videotrack) {
-        info.type = VIDEOTRACK;
-        info.isMute = false;
-        info.isBlind = false;
-    } else {
-        info.type = AUDIOTRACK;
-        info.isMute = false;
-        info.isBlind = false;
+void TrackView::adjustTrackHeaders()
+{
+    int height = KdenliveSettings::trackheight() * m_scene->scale().y();
+    QLayoutItem *child;
+    for (int i = 0; i < m_headersLayout->count(); i++) {
+        child = m_headersLayout->itemAt(i);
+        if (child->widget())(static_cast <HeaderTrack *>(child->widget()))->adjustSize(height);
     }
+}
 
-    m_trackview->addTrack(info);
-
-    int trackTop = KdenliveSettings::trackheight() * ix;
+int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool locked)
+{
     // parse track
     int position = 0;
-    for (QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling()) {
+    QDomNodeList children = xml.childNodes();
+    for (int nodeindex = 0; nodeindex < children.count(); nodeindex++) {
+        QDomNode n = children.item(nodeindex);
         QDomElement elem = n.toElement();
         if (elem.tagName() == "blank") {
             position += elem.attribute("length").toInt();
@@ -329,72 +495,247 @@ int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
             qApp->processEvents();
             // Found a clip
             int in = elem.attribute("in").toInt();
-            int id = elem.attribute("producer").toInt();
+            int out = elem.attribute("out").toInt();
+            if (in > out || /*in == out ||*/ m_invalidProducers.contains(elem.attribute("producer"))) {
+                m_documentErrors.append(i18n("Invalid clip removed from track %1 at %2\n", ix, position));
+                xml.removeChild(children.at(nodeindex));
+                nodeindex--;
+                continue;
+            }
+            QString idString = elem.attribute("producer");
+            QString id = idString;
+            double speed = 1.0;
+            int strobe = 1;
+            if (idString.startsWith("slowmotion")) {
+                id = idString.section(':', 1, 1);
+                speed = idString.section(':', 2, 2).toDouble();
+                strobe = idString.section(':', 3, 3).toInt();
+                if (strobe == 0) strobe = 1;
+            } else id = id.section('_', 0, 0);
             DocClipBase *clip = m_doc->clipManager()->getClipById(id);
-            if (clip != NULL) {
-                int out = elem.attribute("out").toInt();
+            if (clip == NULL) {
+                // The clip in playlist was not listed in the kdenlive producers,
+                // something went wrong, repair required.
+                kWarning() << "CANNOT INSERT CLIP " << id;
+
+                clip = getMissingProducer(id);
+                if (!clip) {
+                    // We cannot find the producer, something is really wrong, add
+                    // placeholder color clip
+                    QDomDocument doc;
+                    QDomElement producerXml = doc.createElement("producer");
+                    doc.appendChild(producerXml);
+                    producerXml.setAttribute("colour", "0xff0000ff");
+                    producerXml.setAttribute("mlt_service", "colour");
+                    producerXml.setAttribute("length", "15000");
+                    producerXml.setAttribute("name", "INVALID");
+                    producerXml.setAttribute("type", COLOR);
+                    producerXml.setAttribute("id", id);
+                    clip = new DocClipBase(m_doc->clipManager(), doc.documentElement(), id);
+                    xml.insertBefore(producerXml, QDomNode());
+                    m_doc->clipManager()->addClip(clip);
+
+                    m_documentErrors.append(i18n("Broken clip producer %1", id) + '\n');
+                } else {
+                    // Found correct producer
+                    m_documentErrors.append(i18n("Replaced wrong clip producer %1 with %2", id, clip->getId()) + '\n');
+                    elem.setAttribute("producer", clip->getId());
+                }
+                m_doc->setModified(true);
+            }
 
+            if (clip != NULL) {
                 ItemInfo clipinfo;
                 clipinfo.startPos = GenTime(position, m_doc->fps());
-                clipinfo.endPos = clipinfo.startPos + GenTime(out - in, m_doc->fps());
+                clipinfo.endPos = clipinfo.startPos + GenTime(out - in + 1, m_doc->fps());
+                clipinfo.cropStart = GenTime(in, m_doc->fps());
                 clipinfo.track = ix;
-                //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
-                ClipItem *item = new ClipItem(clip, clipinfo, GenTime(in, m_doc->fps()), m_scale, m_doc->fps());
+                //kDebug() << "// INSERTING CLIP: " << in << "x" << out << ", track: " << ix << ", ID: " << id << ", SCALE: " << m_scale << ", FPS: " << m_doc->fps();
+                ClipItem *item = new ClipItem(clip, clipinfo, m_doc->fps(), speed, strobe, false);
+                if (idString.endsWith("_video")) item->setVideoOnly(true);
+                else if (idString.endsWith("_audio")) item->setAudioOnly(true);
                 m_scene->addItem(item);
-                position += (out - in);
+                if (locked) item->setItemLocked(true);
+                clip->addReference();
+                position += (out - in + 1);
+                kDebug() << "/////////\n\n\n" << "CLIP SPEED: " << speed << ", " << strobe << "\n\n\n/////////////////////";
+                if (speed != 1.0 || strobe > 1) {
+                    QDomElement speedeffect = MainWindow::videoEffects.getEffectByTag(QString(), "speed").cloneNode().toElement();
+                    EffectsList::setParameter(speedeffect, "speed", QString::number((int)(100 * speed + 0.5)));
+                    EffectsList::setParameter(speedeffect, "strobe", QString::number(strobe));
+                    item->addEffect(speedeffect, false);
+                    item->effectsCounter();
+                }
 
                 // parse clip effects
-                for (QDomNode n2 = elem.firstChild(); !n2.isNull(); n2 = n2.nextSibling()) {
-                    QDomElement effect = n2.toElement();
+                QDomNodeList effects = elem.childNodes();
+                for (int ix = 0; ix < effects.count(); ix++) {
+                    QDomElement effect = effects.at(ix).toElement();
                     if (effect.tagName() == "filter") {
                         // add effect to clip
                         QString effecttag;
                         QString effectid;
                         QString effectindex;
+                        QString ladspaEffectFile;
                         // Get effect tag & index
                         for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
                             // parse effect parameters
                             QDomElement effectparam = n3.toElement();
                             if (effectparam.attribute("name") == "tag") {
                                 effecttag = effectparam.text();
-                            }
-                            if (effectparam.attribute("name") == "kdenlive_id") {
+                            } else if (effectparam.attribute("name") == "kdenlive_id") {
                                 effectid = effectparam.text();
-                            }
-                            if (effectparam.attribute("name") == "kdenlive_ix") {
+                            } else if (effectparam.attribute("name") == "kdenlive_ix") {
                                 effectindex = effectparam.text();
+                            } else if (effectparam.attribute("name") == "src") {
+                                ladspaEffectFile = effectparam.text();
+                                if (!QFile::exists(ladspaEffectFile)) {
+                                    // If the ladspa effect file is missing, recreate it
+                                    kDebug() << "// MISSING LADSPA FILE: " << ladspaEffectFile;
+                                    ladspaEffectFile = m_doc->getLadspaFile();
+                                    effectparam.firstChild().setNodeValue(ladspaEffectFile);
+                                    kDebug() << "// ... REPLACED WITH: " << ladspaEffectFile;
+                                }
                             }
                         }
-
+                        //kDebug() << "+ + CLIP EFF FND: " << effecttag << ", " << effectid << ", " << effectindex;
                         // get effect standard tags
-                        QDomElement clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
+                        QDomElement clipeffect = MainWindow::customEffects.getEffectByTag(QString(), effectid);
+                        if (clipeffect.isNull()) clipeffect = MainWindow::videoEffects.getEffectByTag(effecttag, effectid);
                         if (clipeffect.isNull()) clipeffect = MainWindow::audioEffects.getEffectByTag(effecttag, effectid);
-                        if (clipeffect.isNull()) clipeffect = MainWindow::customEffects.getEffectByTag(effecttag, effectid);
-                        clipeffect.setAttribute("kdenlive_ix", effectindex);
-                        QDomNodeList clipeffectparams = clipeffect.childNodes();
+                        if (clipeffect.isNull()) {
+                            kDebug() << "///  WARNING, EFFECT: " << effecttag << ": " << effectid << " not found, removing it from project";
+                            m_documentErrors.append(i18n("Effect %1:%2 not found in MLT, it was removed from this project\n", effecttag, effectid));
+                            elem.removeChild(effects.at(ix));
+                            ix--;
+                        } else {
+                            QDomElement currenteffect = clipeffect.cloneNode().toElement();
+                            currenteffect.setAttribute("kdenlive_ix", effectindex);
+                            QDomNodeList clipeffectparams = currenteffect.childNodes();
+
+                            if (MainWindow::videoEffects.hasKeyFrames(currenteffect)) {
+                                //kDebug() << " * * * * * * * * * * ** CLIP EFF WITH KFR FND  * * * * * * * * * * *";
+                                // effect is key-framable, read all effects to retrieve keyframes
+                                QString factor;
+                                QString starttag;
+                                QString endtag;
+                                QDomNodeList params = currenteffect.elementsByTagName("parameter");
+                                for (int i = 0; i < params.count(); i++) {
+                                    QDomElement e = params.item(i).toElement();
+                                    if (e.attribute("type") == "keyframe") {
+                                        starttag = e.attribute("starttag", "start");
+                                        endtag = e.attribute("endtag", "end");
+                                        factor = e.attribute("factor", "1");
+                                        break;
+                                    }
+                                }
+                                QString keyframes;
+                                int effectin = effect.attribute("in").toInt();
+                                int effectout = effect.attribute("out").toInt();
+                                double startvalue = 0;
+                                double endvalue = 0;
+                                double fact;
+                                if (factor.isEmpty()) fact = 1;
+                                else if (factor.startsWith('%')) {
+                                    fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
+                                } else fact = factor.toDouble();
+                                for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
+                                    // parse effect parameters
+                                    QDomElement effectparam = n3.toElement();
+                                    if (effectparam.attribute("name") == starttag)
+                                        startvalue = effectparam.text().toDouble() * fact;
+                                    if (effectparam.attribute("name") == endtag)
+                                        endvalue = effectparam.text().toDouble() * fact;
+                                }
+                                // add first keyframe
+                                keyframes.append(QString::number(effectin) + ':' + QString::number(startvalue) + ';' + QString::number(effectout) + ':' + QString::number(endvalue) + ';');
+                                QDomNode lastParsedEffect;
+                                ix++;
+                                QDomNode n2 = effects.at(ix);
+                                bool continueParsing = true;
+                                for (; !n2.isNull() && continueParsing; n2 = n2.nextSibling()) {
+                                    // parse all effects
+                                    QDomElement kfreffect = n2.toElement();
+                                    int effectout = kfreffect.attribute("out").toInt();
+
+                                    for (QDomNode n4 = kfreffect.firstChild(); !n4.isNull(); n4 = n4.nextSibling()) {
+                                        // parse effect parameters
+                                        QDomElement subeffectparam = n4.toElement();
+                                        if (subeffectparam.attribute("name") == "kdenlive_ix" && subeffectparam.text() != effectindex) {
+                                            //We are not in the same effect, stop parsing
+                                            lastParsedEffect = n2.previousSibling();
+                                            ix--;
+                                            continueParsing = false;
+                                            break;
+                                        } else if (subeffectparam.attribute("name") == endtag) {
+                                            endvalue = subeffectparam.text().toDouble() * fact;
+                                            break;
+                                        }
+                                    }
+                                    if (continueParsing) {
+                                        keyframes.append(QString::number(effectout) + ':' + QString::number(endvalue) + ';');
+                                        ix++;
+                                    }
+                                }
 
-                        // adjust effect parameters
-                        for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
-                            // parse effect parameters
-                            QDomElement effectparam = n3.toElement();
-                            QString paramname = effectparam.attribute("name");
-                            QString paramvalue = effectparam.text();
-
-                            // try to find this parameter in the effect xml
-                            QDomElement e;
-                            for (int k = 0; k < clipeffectparams.count(); k++) {
-                                e = clipeffectparams.item(k).toElement();
-                                if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
-                                    e.setAttribute("value", paramvalue);
-                                    break;
+                                params = currenteffect.elementsByTagName("parameter");
+                                for (int i = 0; i < params.count(); i++) {
+                                    QDomElement e = params.item(i).toElement();
+                                    if (e.attribute("type") == "keyframe") e.setAttribute("keyframes", keyframes);
+                                }
+                                if (!continueParsing) {
+                                    n2 = lastParsedEffect;
+                                }
+                            } else {
+                                // Check if effect has in/out points
+                                if (effect.hasAttribute("in")) {
+                                    EffectsList::setParameter(currenteffect, "in",  effect.attribute("in"));
+                                }
+                                if (effect.hasAttribute("out")) {
+                                    EffectsList::setParameter(currenteffect, "out",  effect.attribute("out"));
+                                }
+                            }
+
+                            // adjust effect parameters
+                            for (QDomNode n3 = effect.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
+                                // parse effect parameters
+                                QDomElement effectparam = n3.toElement();
+                                QString paramname = effectparam.attribute("name");
+                                QString paramvalue = effectparam.text();
+
+
+                                // try to find this parameter in the effect xml
+                                QDomElement e;
+                                for (int k = 0; k < clipeffectparams.count(); k++) {
+                                    e = clipeffectparams.item(k).toElement();
+                                    if (!e.isNull() && e.tagName() == "parameter" && e.attribute("name") == paramname) {
+                                        if (e.attribute("factor", "1") != "1") {
+                                            QString factor = e.attribute("factor", "1");
+                                            double fact;
+                                            if (factor.startsWith('%')) {
+                                                fact = ProfilesDialog::getStringEval(m_doc->mltProfile(), factor);
+                                            } else fact = factor.toDouble();
+                                            e.setAttribute("value", paramvalue.toDouble() * fact);
+                                        } else e.setAttribute("value", paramvalue);
+                                        break;
+                                    }
                                 }
                             }
+                            if (effecttag == "ladspa") {
+                                //QString ladspaEffectFile = EffectsList::parameter(effect, "src", "property");
+
+                                if (!QFile::exists(ladspaEffectFile)) {
+                                    // If the ladspa effect file is missing, recreate it
+                                    initEffects::ladspaEffectFile(ladspaEffectFile, currenteffect.attribute("ladspaid").toInt(), m_trackview->getLadspaParams(currenteffect));
+                                }
+                                currenteffect.setAttribute("src", ladspaEffectFile);
+                            }
+                            item->addEffect(currenteffect, false);
+                            item->effectsCounter();
                         }
-                        item->addEffect(clipeffect, false);
                     }
                 }
-
-            } else kWarning() << "CANNOT INSERT CLIP " << id;
+            }
             //m_clipList.append(clip);
         }
     }
@@ -402,25 +743,114 @@ int TrackView::slotAddProjectTrack(int ix, QDomElement xml, bool videotrack) {
 
 
     //documentTracks.insert(ix, track);
-    kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
+    kDebug() << "*************  ADD DOC TRACK " << ix << ", DURATION: " << position;
     return position;
     //track->show();
 }
 
-QGraphicsScene *TrackView::projectScene() {
+DocClipBase *TrackView::getMissingProducer(const QString id) const
+{
+    QDomElement missingXml;
+    QDomDocument doc = m_doc->toXml();
+    QString docRoot = doc.documentElement().attribute("root");
+    if (!docRoot.endsWith('/')) docRoot.append('/');
+    QDomNodeList prods = doc.elementsByTagName("producer");
+    int maxprod = prods.count();
+    for (int i = 0; i < maxprod; i++) {
+        QDomNode m = prods.at(i);
+        QString prodId = m.toElement().attribute("id");
+        if (prodId == id) {
+            missingXml =  m.toElement();
+            break;
+        }
+    }
+    if (missingXml == QDomElement()) return NULL;
+
+    QDomNodeList params = missingXml.childNodes();
+    QString resource;
+    for (int j = 0; j < params.count(); j++) {
+        QDomElement e = params.item(j).toElement();
+        if (e.attribute("name") == "resource") {
+            resource = e.firstChild().nodeValue();
+            break;
+        }
+    }
+    // prepend MLT XML document root if no path in clip resource and not a color clip
+    if (!resource.startsWith('/') && !resource.startsWith("0x")) resource.prepend(docRoot);
+    DocClipBase *missingClip = NULL;
+    if (!resource.isEmpty())
+        missingClip = m_doc->clipManager()->getClipByResource(resource);
+    return missingClip;
+}
+
+QGraphicsScene *TrackView::projectScene()
+{
     return m_scene;
 }
 
-CustomTrackView *TrackView::projectView() {
+CustomTrackView *TrackView::projectView()
+{
     return m_trackview;
 }
 
-void TrackView::setEditMode(const QString & editMode) {
+void TrackView::setEditMode(const QString & editMode)
+{
     m_editMode = editMode;
 }
 
-const QString & TrackView::editMode() const {
+const QString & TrackView::editMode() const
+{
     return m_editMode;
 }
 
+void TrackView::slotChangeTrackLock(int ix, bool lock)
+{
+    QList<HeaderTrack *> widgets = findChildren<HeaderTrack *>();
+    widgets.at(ix)->setLock(lock);
+}
+
+void TrackView::slotVerticalZoomDown()
+{
+    if (m_verticalZoom == 0) return;
+    m_verticalZoom--;
+    m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
+    if (m_verticalZoom == 0) m_trackview->setScale(m_scene->scale().x(), 0.5);
+    else m_trackview->setScale(m_scene->scale().x(), 1);
+    adjustTrackHeaders();
+    /*KdenliveSettings::setTrackheight(KdenliveSettings::trackheight() / 2);
+    m_trackview->checkTrackHeight(false);*/
+}
+
+void TrackView::slotVerticalZoomUp()
+{
+    if (m_verticalZoom == 2) return;
+    m_verticalZoom++;
+    m_doc->setZoom(m_doc->zoom().x(), m_verticalZoom);
+    /*KdenliveSettings::setTrackheight(KdenliveSettings::trackheight() * 2);
+    m_trackview->checkTrackHeight(false);*/
+    if (m_verticalZoom == 2) m_trackview->setScale(m_scene->scale().x(), 2);
+    else m_trackview->setScale(m_scene->scale().x(), 1);
+    adjustTrackHeaders();
+}
+
+void TrackView::updateProjectFps()
+{
+    m_ruler->updateProjectFps(m_doc->timecode());
+}
+
+void TrackView::slotRenameTrack(int ix)
+{
+    int tracknumber = m_doc->tracksCount() - ix;
+    TrackInfo info = m_doc->trackInfoAt(tracknumber - 1);
+    bool ok;
+    QString newName = QInputDialog::getText(this, i18n("New Track Name"), i18n("Enter new name"), QLineEdit::Normal, info.trackName, &ok);
+    if (ok) {
+        info.trackName = newName;
+        m_doc->setTrackType(tracknumber - 1, info);
+        QTimer::singleShot(300, this, SLOT(slotRebuildTrackHeaders()));
+        m_doc->setModified(true);
+    }
+}
+
+
 #include "trackview.moc"