]> git.sesse.net Git - kdenlive/blobdiff - src/kdenlivedoc.cpp
Fix corruption when changing the project profile
[kdenlive] / src / kdenlivedoc.cpp
index 65d89cbeb922722c0fead887f3faf4700c67725b..f3591cc82af6695ac2d9b1afea26aa5e5760ec0e 100644 (file)
@@ -26,6 +26,9 @@
 #include "clipmanager.h"
 #include "titlewidget.h"
 #include "mainwindow.h"
+#include "documentchecker.h"
+#include "documentvalidator.h"
+#include "kdenlive-config.h"
 
 #include <KDebug>
 #include <KStandardDirs>
 
 #include <QCryptographicHash>
 #include <QFile>
+#include <QInputDialog>
 
 #include <mlt++/Mlt.h>
 
+const double DOCUMENTVERSION = 0.84;
 
-KdenliveDoc::KdenliveDoc(const KUrl &url, const KUrl &projectFolder, QUndoGroup *undoGroup, const QString &profileName, const QPoint tracks, Render *render, MainWindow *parent): QObject(parent), m_render(render), m_url(url), m_projectFolder(projectFolder), m_commandStack(new QUndoStack(undoGroup)), m_modified(false), m_documentLoadingProgress(0), m_documentLoadingStep(0.0), m_startPos(0), m_zoom(7), m_autosave(NULL), m_zoneStart(0), m_zoneEnd(100), m_abortLoading(false)
+KdenliveDoc::KdenliveDoc(const KUrl &url, const KUrl &projectFolder, QUndoGroup *undoGroup, QString profileName, const QPoint tracks, Render *render, MainWindow *parent) :
+        QObject(parent),
+        m_autosave(NULL),
+        m_url(url),
+        m_render(render),
+        m_commandStack(new QUndoStack(undoGroup)),
+        m_modified(false),
+        m_projectFolder(projectFolder),
+        m_documentLoadingStep(0.0),
+        m_documentLoadingProgress(0),
+        m_abortLoading(false)
 {
     m_clipManager = new ClipManager(this);
     m_autoSaveTimer = new QTimer(this);
     m_autoSaveTimer->setSingleShot(true);
+    bool success = false;
+
+    // init default document properties
+    m_documentProperties["zoom"] = "7";
+    m_documentProperties["verticalzoom"] = "1";
+    m_documentProperties["zonein"] = "0";
+    m_documentProperties["zoneout"] = "100";
+
     if (!url.isEmpty()) {
         QString tmpFile;
-        bool success = KIO::NetAccess::download(url.path(), tmpFile, parent);
-        if (success) {
+        success = KIO::NetAccess::download(url.path(), tmpFile, parent);
+        if (!success) // The file cannot be opened
+            KMessageBox::error(parent, KIO::NetAccess::lastErrorString());
+        else {
             QFile file(tmpFile);
             QString errorMsg;
             success = m_document.setContent(&file, false, &errorMsg);
             file.close();
-            if (success == false) {
-                // File is corrupted, warn user
+            KIO::NetAccess::removeTempFile(tmpFile);
+
+            if (!success) // It is corrupted
                 KMessageBox::error(parent, errorMsg);
-            }
-        } else KMessageBox::error(parent, KIO::NetAccess::lastErrorString());
-
-        if (success) {
-            QDomNode infoXmlNode = m_document.elementsByTagName("kdenlivedoc").at(0);
-            QDomNode westley = m_document.elementsByTagName("westley").at(0);
-            if (!infoXmlNode.isNull()) {
-                QDomElement infoXml = infoXmlNode.toElement();
-                double version = infoXml.attribute("version").toDouble();
-
-                // Upgrade old Kdenlive documents to current version
-                if (!convertDocument(version)) {
-                    m_url.clear();
-                    m_document = createEmptyDocument(tracks.x(), tracks.y());
-                    setProfilePath(profileName);
-                } else {
+            else {
+                DocumentValidator validator(m_document);
+                success = validator.isProject();
+                if (!success) // It is not a project file
+                    parent->slotGotProgressInfo(i18n("File %1 is not a Kdenlive project file.", m_url.path()), 100);
+                else {
                     /*
-                     * read again <kdenlivedoc> and <westley> to get all the new
-                     * stuff (convertDocument() can now do anything without breaking
-                     * document loading)
+                     * Validate the file against the current version (upgrade
+                     * and recover it if needed). It is NOT a passive operation
                      */
-                    infoXmlNode = m_document.elementsByTagName("kdenlivedoc").at(0);
-                    infoXml = infoXmlNode.toElement();
-                    version = infoXml.attribute("version").toDouble();
-                    westley = m_document.elementsByTagName("westley").at(0);
-
-                    QString profilePath = infoXml.attribute("profile");
-                    QString projectFolderPath = infoXml.attribute("projectfolder");
-                    if (!projectFolderPath.isEmpty()) m_projectFolder = KUrl(projectFolderPath);
-
-                    if (m_projectFolder.isEmpty() || !KIO::NetAccess::exists(m_projectFolder.path(), KIO::NetAccess::DestinationSide, parent)) {
-                        // Make sure the project folder is usable
-                        KMessageBox::information(parent, i18n("Document project folder is invalid, setting it to the default one: %1", KdenliveSettings::defaultprojectfolder()));
-                        m_projectFolder = KUrl(KdenliveSettings::defaultprojectfolder());
-                    }
-                    m_startPos = infoXml.attribute("position").toInt();
-                    m_zoom = infoXml.attribute("zoom", "7").toInt();
-                    m_zoneEnd = infoXml.attribute("zoneout", "100").toInt();
-                    setProfilePath(profilePath);
-
-                    // Build tracks
-                    QDomElement e;
-                    QDomNode tracksinfo = m_document.elementsByTagName("tracksinfo").at(0);
-                    TrackInfo projectTrack;
-                    if (!tracksinfo.isNull()) {
-                        QDomNodeList trackslist = tracksinfo.childNodes();
-                        int maxchild = trackslist.count();
-                        for (int k = 0; k < maxchild; k++) {
-                            e = trackslist.at(k).toElement();
-                            if (e.tagName() == "trackinfo") {
-                                if (e.attribute("type") == "audio") projectTrack.type = AUDIOTRACK;
-                                else projectTrack.type = VIDEOTRACK;
-                                projectTrack.isMute = e.attribute("mute").toInt();
-                                projectTrack.isBlind = e.attribute("blind").toInt();
-                                projectTrack.isLocked = e.attribute("locked").toInt();
-                                m_tracksList.append(projectTrack);
+                    // TODO: backup the document or alert the user?
+                    success = validator.validate(DOCUMENTVERSION);
+                    if (success) { // Let the validator handle error messages
+                        QDomElement mlt = m_document.firstChildElement("mlt");
+                        QDomElement infoXml = mlt.firstChildElement("kdenlivedoc");
+
+                        profileName = infoXml.attribute("profile");
+                        m_projectFolder = KUrl(infoXml.attribute("projectfolder"));
+                        QDomElement docproperties = infoXml.firstChildElement("documentproperties");
+                        QDomNamedNodeMap props = docproperties.attributes();
+                        for (int i = 0; i < props.count(); i++) {
+                            m_documentProperties.insert(props.item(i).nodeName(), props.item(i).nodeValue());
+                        }
+                        // Build tracks
+                        QDomElement e;
+                        QDomElement tracksinfo = infoXml.firstChildElement("tracksinfo");
+                        TrackInfo projectTrack;
+                        if (!tracksinfo.isNull()) {
+                            QDomNodeList trackslist = tracksinfo.childNodes();
+                            int maxchild = trackslist.count();
+                            for (int k = 0; k < maxchild; k++) {
+                                e = trackslist.at(k).toElement();
+                                if (e.tagName() == "trackinfo") {
+                                    if (e.attribute("type") == "audio") projectTrack.type = AUDIOTRACK;
+                                    else projectTrack.type = VIDEOTRACK;
+                                    projectTrack.isMute = e.attribute("mute").toInt();
+                                    projectTrack.isBlind = e.attribute("blind").toInt();
+                                    projectTrack.isLocked = e.attribute("locked").toInt();
+                                    projectTrack.trackName = e.attribute("trackname");
+                                    m_tracksList.append(projectTrack);
+                                }
                             }
+                            mlt.removeChild(tracksinfo);
+                        }
+                        QDomNodeList producers = m_document.elementsByTagName("producer");
+                        QDomNodeList infoproducers = m_document.elementsByTagName("kdenlive_producer");
+                        if (checkDocumentClips(infoproducers) == false) m_abortLoading = true;
+                        const int max = producers.count();
+                        const int infomax = infoproducers.count();
+
+                        QDomNodeList folders = m_document.elementsByTagName("folder");
+                        for (int i = 0; i < folders.count(); i++) {
+                            e = folders.item(i).cloneNode().toElement();
+                            m_clipManager->addFolder(e.attribute("id"), e.attribute("name"));
                         }
-                        westley.removeChild(tracksinfo);
-                    }
-
-                    QDomNodeList producers = m_document.elementsByTagName("producer");
-                    QDomNodeList infoproducers = m_document.elementsByTagName("kdenlive_producer");
-                    const int max = producers.count();
-                    const int infomax = infoproducers.count();
-
-                    QDomNodeList folders = m_document.elementsByTagName("folder");
-                    for (int i = 0; i < folders.count(); i++) {
-                        e = folders.item(i).cloneNode().toElement();
-                        m_clipManager->addFolder(e.attribute("id"), e.attribute("name"));
-                    }
 
-                    if (max > 0) {
-                        m_documentLoadingStep = 100.0 / (max + infomax + m_document.elementsByTagName("entry").count());
-                        parent->slotGotProgressInfo(i18n("Loading project clips"), (int) m_documentLoadingProgress);
-                    }
+                        if (max > 0) {
+                            m_documentLoadingStep = 100.0 / (max + infomax + m_document.elementsByTagName("entry").count());
+                            parent->slotGotProgressInfo(i18n("Loading project clips"), (int) m_documentLoadingProgress);
+                        }
 
 
-                    for (int i = 0; i < infomax && !m_abortLoading; i++) {
-                        e = infoproducers.item(i).cloneNode().toElement();
-                        if (m_documentLoadingStep > 0) {
-                            m_documentLoadingProgress += m_documentLoadingStep;
-                            parent->slotGotProgressInfo(QString(), (int) m_documentLoadingProgress);
-                            //qApp->processEvents();
-                        }
-                        QString prodId = e.attribute("id");
-                        if (!e.isNull() && prodId != "black" && !prodId.startsWith("slowmotion") && !m_abortLoading) {
-                            e.setTagName("producer");
-                            // Get MLT's original producer properties
-                            QDomElement orig;
-                            for (int j = 0; j < max; j++) {
-                                QDomElement o = producers.item(j).cloneNode().toElement();
-                                QString origId = o.attribute("id").section('_', 0, 0);
-                                if (origId == prodId) {
-                                    orig = o;
-                                    break;
+                        for (int i = 0; i < infomax && !m_abortLoading; i++) {
+                            e = infoproducers.item(i).cloneNode().toElement();
+                            if (m_documentLoadingStep > 0) {
+                                m_documentLoadingProgress += m_documentLoadingStep;
+                                parent->slotGotProgressInfo(QString(), (int) m_documentLoadingProgress);
+                                //qApp->processEvents();
+                            }
+                            QString prodId = e.attribute("id");
+                            if (!e.isNull() && prodId != "black" && !prodId.startsWith("slowmotion") && !m_abortLoading) {
+                                e.setTagName("producer");
+                                // Get MLT's original producer properties
+                                QDomElement orig;
+                                for (int j = 0; j < max; j++) {
+                                    QDomElement o = producers.item(j).cloneNode().toElement();
+                                    QString origId = o.attribute("id").section('_', 0, 0);
+                                    if (origId == prodId) {
+                                        orig = o;
+                                        break;
+                                    }
                                 }
+                                addClipInfo(e, orig, prodId);
+                                kDebug() << "// KDENLIVE PRODUCER: " << prodId;
                             }
-                            addClipInfo(e, orig, prodId);
-                            kDebug() << "// NLIVE PROD: " << prodId;
                         }
-                    }
-                    if (m_abortLoading) {
-                        //parent->slotGotProgressInfo(i18n("File %1 is not a Kdenlive project file."), 100);
-                        emit resetProjectList();
-                        m_startPos = 0;
-                        m_url = KUrl();
-                        m_tracksList.clear();
-                        kWarning() << "Aborted loading of: " << url.path();
-                        m_document = createEmptyDocument(KdenliveSettings::videotracks(), KdenliveSettings::audiotracks());
-                        setProfilePath(KdenliveSettings::default_profile());
-                        m_clipManager->clear();
-                    } else {
-                        QDomNode markers = m_document.elementsByTagName("markers").at(0);
-                        if (!markers.isNull()) {
-                            QDomNodeList markerslist = markers.childNodes();
-                            int maxchild = markerslist.count();
-                            for (int k = 0; k < maxchild; k++) {
-                                e = markerslist.at(k).toElement();
-                                if (e.tagName() == "marker") {
-                                    m_clipManager->getClipById(e.attribute("id"))->addSnapMarker(GenTime(e.attribute("time").toDouble()), e.attribute("comment"));
+                        if (m_abortLoading) {
+                            //parent->slotGotProgressInfo(i18n("File %1 is not a Kdenlive project file."), 100);
+                            emit resetProjectList();
+                            m_documentProperties.remove("position");
+                            m_url = KUrl();
+                            m_tracksList.clear();
+                            kWarning() << "Aborted loading of: " << url.path();
+                            m_document = createEmptyDocument(KdenliveSettings::videotracks(), KdenliveSettings::audiotracks());
+                            setProfilePath(KdenliveSettings::default_profile());
+                            m_clipManager->clear();
+                        } else {
+                            QDomElement markers = infoXml.firstChildElement("markers");
+                            if (!markers.isNull()) {
+                                QDomNodeList markerslist = markers.childNodes();
+                                int maxchild = markerslist.count();
+                                for (int k = 0; k < maxchild; k++) {
+                                    e = markerslist.at(k).toElement();
+                                    if (e.tagName() == "marker") {
+                                        m_clipManager->getClipById(e.attribute("id"))->addSnapMarker(GenTime(e.attribute("time").toDouble()), e.attribute("comment"));
+                                    }
                                 }
+                                infoXml.removeChild(markers);
                             }
-                            westley.removeChild(markers);
+                            setProfilePath(profileName);
+                            setModified(validator.isModified());
+                            kDebug() << "Reading file: " << url.path() << ", found clips: " << producers.count();
                         }
-                        m_document.removeChild(infoXmlNode);
-                        kDebug() << "Reading file: " << url.path() << ", found clips: " << producers.count();
                     }
                 }
-            } else {
-                parent->slotGotProgressInfo(i18n("File %1 is not a Kdenlive project file."), 100);
-                kWarning() << "  NO KDENLIVE INFO FOUND IN FILE: " << url.path();
-                m_document = createEmptyDocument(KdenliveSettings::videotracks(), KdenliveSettings::audiotracks());
-                m_url = KUrl();
-                setProfilePath(KdenliveSettings::default_profile());
             }
-            KIO::NetAccess::removeTempFile(tmpFile);
-        } else {
-            parent->slotGotProgressInfo(i18n("File %1 is not a Kdenlive project file."), 100);
-            m_url = KUrl();
-            m_document = createEmptyDocument(KdenliveSettings::videotracks(), KdenliveSettings::audiotracks());
-            setProfilePath(KdenliveSettings::default_profile());
         }
-    } else {
-        m_document = createEmptyDocument(tracks.x(), tracks.y());
+    }
+
+    // Something went wrong, or a new file was requested: create a new project
+    if (!success) {
         setProfilePath(profileName);
+        m_url = KUrl();
+        m_document = createEmptyDocument(tracks.x(), tracks.y());
+    }
+
+    KdenliveSettings::setCurrent_profile(profilePath());
+
+    // Set the video profile (empty == default)
+
+    // Make sure the project folder is usable
+    if (m_projectFolder.isEmpty() || !KIO::NetAccess::exists(m_projectFolder.path(), KIO::NetAccess::DestinationSide, parent)) {
+        KMessageBox::information(parent, i18n("Document project folder is invalid, setting it to the default one: %1", KdenliveSettings::defaultprojectfolder()));
+        m_projectFolder = KUrl(KdenliveSettings::defaultprojectfolder());
     }
-    if (m_projectFolder.isEmpty()) m_projectFolder = KUrl(KdenliveSettings::defaultprojectfolder());
 
-    // make sure that the necessary folders exist
-    KStandardDirs::makeDir(m_projectFolder.path() + "/titles/");
-    KStandardDirs::makeDir(m_projectFolder.path() + "/thumbs/");
-    KStandardDirs::makeDir(m_projectFolder.path() + "/ladspa/");
+    // Make sure that the necessary folders exist
+    KStandardDirs::makeDir(m_projectFolder.path(KUrl::AddTrailingSlash) + "titles/");
+    KStandardDirs::makeDir(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/");
+    KStandardDirs::makeDir(m_projectFolder.path(KUrl::AddTrailingSlash) + "ladspa/");
 
-    kDebug() << "KDEnlive document, init timecode: " << m_fps;
-    if (m_fps == 30000.0 / 1001.0) m_timecode.setFormat(30, true);
-    else m_timecode.setFormat((int) m_fps);
+    kDebug() << "Kdenlive document, init timecode: " << m_fps;
+    if (m_fps == 30000.0 / 1001.0) m_timecode.setFormat(m_fps, true);
+    else m_timecode.setFormat(m_fps);
 
     //kDebug() << "// SETTING SCENE LIST:\n\n" << m_document.toString();
     connect(m_autoSaveTimer, SIGNAL(timeout()), this, SLOT(slotAutoSave()));
-
 }
 
 KdenliveDoc::~KdenliveDoc()
 {
+    m_autoSaveTimer->stop();
     delete m_commandStack;
+    kDebug() << "// DEL CLP MAN";
     delete m_clipManager;
+    kDebug() << "// DEL CLP MAN done";
     delete m_autoSaveTimer;
     if (m_autosave) {
-        m_autosave->remove();
+        if (!m_autosave->fileName().isEmpty()) m_autosave->remove();
         delete m_autosave;
     }
 }
 
-void KdenliveDoc::setSceneList()
+int KdenliveDoc::setSceneList()
 {
-    m_render->setSceneList(m_document.toString(), m_startPos);
+    m_render->resetProfile();
+    if (m_render->setSceneList(m_document.toString(), m_documentProperties.value("position").toInt()) == -1) {
+        // INVALID MLT Consumer, something is wrong
+        return -1;
+    }
+    m_documentProperties.remove("position");
+    // m_document xml is now useless, clear it
+    m_document.clear();
     checkProjectClips();
+    return 0;
 }
 
-QDomDocument KdenliveDoc::createEmptyDocument(const int videotracks, const int audiotracks)
+QDomDocument KdenliveDoc::createEmptyDocument(int videotracks, int audiotracks)
 {
-    // Creating new document
-    QDomDocument doc;
-    QDomElement westley = doc.createElement("westley");
-    doc.appendChild(westley);
-
-
     TrackInfo videoTrack;
     videoTrack.type = VIDEOTRACK;
     videoTrack.isMute = false;
@@ -258,21 +275,92 @@ QDomDocument KdenliveDoc::createEmptyDocument(const int videotracks, const int a
     audioTrack.isBlind = true;
     audioTrack.isLocked = false;
 
+    m_tracksList.clear();
+
+    for (int i = 0; i < audiotracks; i++) {
+        m_tracksList.append(audioTrack);
+    }
+    for (int i = 0; i < videotracks; i++) {
+        m_tracksList.append(videoTrack);
+    }
+    return createEmptyDocument(m_tracksList);
+}
+
+QDomDocument KdenliveDoc::createEmptyDocument(QList <TrackInfo> tracks)
+{
+    // Creating new document
+    QDomDocument doc;
+    QDomElement mlt = doc.createElement("mlt");
+    doc.appendChild(mlt);
+
+
+    // Create black producer
+    // For some unknown reason, we have to build the black producer here and not in renderer.cpp, otherwise
+    // the composite transitions with the black track are corrupted.
+    QDomElement blk = doc.createElement("producer");
+    blk.setAttribute("in", 0);
+    blk.setAttribute("out", 500);
+    blk.setAttribute("id", "black");
+
+    QDomElement property = doc.createElement("property");
+    property.setAttribute("name", "mlt_type");
+    QDomText value = doc.createTextNode("producer");
+    property.appendChild(value);
+    blk.appendChild(property);
+
+    property = doc.createElement("property");
+    property.setAttribute("name", "aspect_ratio");
+    value = doc.createTextNode(QString::number(0.0));
+    property.appendChild(value);
+    blk.appendChild(property);
+
+    property = doc.createElement("property");
+    property.setAttribute("name", "length");
+    value = doc.createTextNode(QString::number(15000));
+    property.appendChild(value);
+    blk.appendChild(property);
+
+    property = doc.createElement("property");
+    property.setAttribute("name", "eof");
+    value = doc.createTextNode("pause");
+    property.appendChild(value);
+    blk.appendChild(property);
+
+    property = doc.createElement("property");
+    property.setAttribute("name", "resource");
+    value = doc.createTextNode("black");
+    property.appendChild(value);
+    blk.appendChild(property);
+
+    property = doc.createElement("property");
+    property.setAttribute("name", "mlt_service");
+    value = doc.createTextNode("colour");
+    property.appendChild(value);
+    blk.appendChild(property);
+
+    mlt.appendChild(blk);
+
+
     QDomElement tractor = doc.createElement("tractor");
     tractor.setAttribute("id", "maintractor");
     QDomElement multitrack = doc.createElement("multitrack");
     QDomElement playlist = doc.createElement("playlist");
     playlist.setAttribute("id", "black_track");
-    westley.appendChild(playlist);
+    mlt.appendChild(playlist);
 
+    QDomElement blank0 = doc.createElement("entry");
+    blank0.setAttribute("in", "0");
+    blank0.setAttribute("out", "0");
+    blank0.setAttribute("producer", "black");
+    playlist.appendChild(blank0);
 
     // create playlists
-    int total = audiotracks + videotracks + 1;
+    int total = tracks.count() + 1;
 
     for (int i = 1; i < total; i++) {
         QDomElement playlist = doc.createElement("playlist");
         playlist.setAttribute("id", "playlist" + QString::number(i));
-        westley.appendChild(playlist);
+        mlt.appendChild(playlist);
     }
 
     QDomElement track0 = doc.createElement("track");
@@ -280,23 +368,19 @@ QDomDocument KdenliveDoc::createEmptyDocument(const int videotracks, const int a
     tractor.appendChild(track0);
 
     // create audio tracks
-    for (int i = 1; i < audiotracks + 1; i++) {
-        QDomElement track = doc.createElement("track");
-        track.setAttribute("producer", "playlist" + QString::number(i));
-        track.setAttribute("hide", "video");
-        tractor.appendChild(track);
-        m_tracksList.append(audioTrack);
-    }
-
-    // create video tracks
-    for (int i = audiotracks + 1; i < total; i++) {
+    for (int i = 1; i < total; i++) {
         QDomElement track = doc.createElement("track");
         track.setAttribute("producer", "playlist" + QString::number(i));
+        if (tracks.at(i - 1).type == AUDIOTRACK)
+            track.setAttribute("hide", "video");
+        else if (tracks.at(i - 1).isBlind)
+            track.setAttribute("hide", "video");
+        if (tracks.at(i - 1).isMute)
+            track.setAttribute("hide", "audio");
         tractor.appendChild(track);
-        m_tracksList.append(videoTrack);
     }
 
-    for (uint i = 2; i < total ; i++) {
+    for (int i = 2; i < total ; i++) {
         QDomElement transition = doc.createElement("transition");
         transition.setAttribute("always_active", "1");
 
@@ -331,7 +415,7 @@ QDomDocument KdenliveDoc::createEmptyDocument(const int videotracks, const int a
         transition.appendChild(property);
         tractor.appendChild(transition);
     }
-    westley.appendChild(tractor);
+    mlt.appendChild(tractor);
     return doc;
 }
 
@@ -349,6 +433,7 @@ void KdenliveDoc::syncGuides(QList <Guide *> guides)
         e.setAttribute("comment", guides.at(i)->label());
         guideNode.appendChild(e);
     }
+    setModified(true);
     emit guidesUpdated();
 }
 
@@ -377,593 +462,64 @@ void KdenliveDoc::slotAutoSave()
     }
 }
 
-void KdenliveDoc::setZoom(int factor)
-{
-    m_zoom = factor;
-}
-
-int KdenliveDoc::zoom() const
-{
-    return m_zoom;
-}
-
-bool KdenliveDoc::convertDocument(double version)
+void KdenliveDoc::setZoom(int horizontal, int vertical)
 {
-    kDebug() << "Opening a document with version " << version;
-    const double current_version = 0.82;
-
-    if (version == current_version) return true;
-
-    if (version > current_version) {
-        kDebug() << "Unable to open document with version " << version;
-        KMessageBox::sorry(kapp->activeWindow(), i18n("This project type is unsupported (version %1) and can't be loaded.\nPlease consider upgrading you Kdenlive version.", version), i18n("Unable to open project"));
-        return false;
-    }
-
-    // Opening a old Kdenlive document
-    if (version == 0.5 || version == 0.7) {
-        KMessageBox::sorry(kapp->activeWindow(), i18n("This project type is unsupported (version %1) and can't be loaded.", version), i18n("Unable to open project"));
-        kDebug() << "Unable to open document with version " << version;
-        // TODO: convert 0.7 (0.5?) files to the new document format.
-        return false;
-    }
-
-    setModified(true);
-
-    if (version == 0.81) {
-        // Add correct tracks info
-        QDomNode kdenlivedoc = m_document.elementsByTagName("kdenlivedoc").at(0);
-        QDomElement infoXml = kdenlivedoc.toElement();
-        infoXml.setAttribute("version", current_version);
-        QString currentTrackOrder = infoXml.attribute("tracks");
-        QDomElement tracksinfo = m_document.createElement("tracksinfo");
-        for (int i = 0; i < currentTrackOrder.size(); i++) {
-            QDomElement trackinfo = m_document.createElement("trackinfo");
-            if (currentTrackOrder.data()[i] == 'a') {
-                trackinfo.setAttribute("type", "audio");
-                trackinfo.setAttribute("blind", true);
-            } else trackinfo.setAttribute("blind", false);
-            trackinfo.setAttribute("mute", false);
-            trackinfo.setAttribute("locked", false);
-            tracksinfo.appendChild(trackinfo);
-        }
-        infoXml.appendChild(tracksinfo);
-        return true;
-    }
-
-    if (version == 0.8) {
-        // Add the tracks information
-        QDomNodeList tracks = m_document.elementsByTagName("track");
-        int max = tracks.count();
-
-        QDomNode kdenlivedoc = m_document.elementsByTagName("kdenlivedoc").at(0);
-        QDomElement infoXml = kdenlivedoc.toElement();
-        infoXml.setAttribute("version", current_version);
-        QDomElement tracksinfo = m_document.createElement("tracksinfo");
-
-        for (int i = 0; i < max; i++) {
-            QDomElement trackinfo = m_document.createElement("trackinfo");
-            QDomElement t = tracks.at(i).toElement();
-            if (t.attribute("hide") == "video") {
-                trackinfo.setAttribute("type", "audio");
-                trackinfo.setAttribute("blind", true);
-            } else trackinfo.setAttribute("blind", false);
-            trackinfo.setAttribute("mute", false);
-            trackinfo.setAttribute("locked", false);
-            if (t.attribute("producer") != "black_track") tracksinfo.appendChild(trackinfo);
-        }
-        infoXml.appendChild(tracksinfo);
-        return true;
-    }
-
-    QDomNode westley = m_document.elementsByTagName("westley").at(1);
-    QDomNode tractor = m_document.elementsByTagName("tractor").at(0);
-    QDomNode kdenlivedoc = m_document.elementsByTagName("kdenlivedoc").at(0);
-    QDomElement kdenlivedoc_old = kdenlivedoc.cloneNode(true).toElement(); // Needed for folders
-    QDomElement infoXml = kdenlivedoc.toElement();
-    infoXml.setAttribute("version", current_version);
-    QDomNode multitrack = m_document.elementsByTagName("multitrack").at(0);
-    QDomNodeList playlists = m_document.elementsByTagName("playlist");
-
-    QDomNode props = m_document.elementsByTagName("properties").at(0).toElement();
-    QString profile = props.toElement().attribute("videoprofile");
-    m_startPos = props.toElement().attribute("timeline_position").toInt();
-    if (profile == "dv_wide") profile = "dv_pal_wide";
-
-    // move playlists outside of tractor and add the tracks instead
-    int max = playlists.count();
-    for (int i = 0; i < max; i++) {
-        QDomNode n = playlists.at(i);
-        westley.insertBefore(n, QDomNode());
-        QDomElement pl = n.toElement();
-        QDomElement track = m_document.createElement("track");
-        QString trackType = pl.attribute("hide");
-        if (!trackType.isEmpty())
-            track.setAttribute("hide", trackType);
-        QString playlist_id =  pl.attribute("id");
-        if (playlist_id.isEmpty()) {
-            playlist_id = "black_track";
-            pl.setAttribute("id", playlist_id);
-        }
-        track.setAttribute("producer", playlist_id);
-        //tractor.appendChild(track);
-#define KEEP_TRACK_ORDER 1
-#ifdef KEEP_TRACK_ORDER
-        tractor.insertAfter(track, QDomNode());
-#else
-        // Insert the new track in an order that hopefully matches the 3 video, then 2 audio tracks of Kdenlive 0.7.0
-        // insertion sort - O( tracks*tracks )
-        // Note, this breaks _all_ transitions - but you can move them up and down afterwards.
-        QDomElement tractor_elem = tractor.toElement();
-        if (! tractor_elem.isNull()) {
-            QDomNodeList tracks = tractor_elem.elementsByTagName("track");
-            int size = tracks.size();
-            if (size == 0) {
-                tractor.insertAfter(track, QDomNode());
-            } else {
-                bool inserted = false;
-                for (int i = 0; i < size; ++i) {
-                    QDomElement track_elem = tracks.at(i).toElement();
-                    if (track_elem.isNull()) {
-                        tractor.insertAfter(track, QDomNode());
-                        inserted = true;
-                        break;
-                    } else {
-                        kDebug() << "playlist_id: " << playlist_id << " producer:" << track_elem.attribute("producer");
-                        if (playlist_id < track_elem.attribute("producer")) {
-                            tractor.insertBefore(track, track_elem);
-                            inserted = true;
-                            break;
-                        }
-                    }
-                }
-                // Reach here, no insertion, insert last
-                if (!inserted) {
-                    tractor.insertAfter(track, QDomNode());
-                }
-            }
-        } else {
-            kWarning() << "tractor was not a QDomElement";
-            tractor.insertAfter(track, QDomNode());
-        }
-#endif
-    }
-    tractor.removeChild(multitrack);
-
-    // audio track mixing transitions should not be added to track view, so add required attribute
-    QDomNodeList transitions = m_document.elementsByTagName("transition");
-    max = transitions.count();
-    for (int i = 0; i < max; i++) {
-        QDomElement tr = transitions.at(i).toElement();
-        if (tr.attribute("combine") == "1" && tr.attribute("mlt_service") == "mix") {
-            QDomElement property = m_document.createElement("property");
-            property.setAttribute("name", "internal_added");
-            QDomText value = m_document.createTextNode("237");
-            property.appendChild(value);
-            tr.appendChild(property);
-        } else {
-            // convert transition
-            QDomNamedNodeMap attrs = tr.attributes();
-            for (unsigned int j = 0; j < attrs.count(); j++) {
-                QString attrName = attrs.item(j).nodeName();
-                if (attrName != "in" && attrName != "out" && attrName != "id") {
-                    QDomElement property = m_document.createElement("property");
-                    property.setAttribute("name", attrName);
-                    QDomText value = m_document.createTextNode(attrs.item(j).nodeValue());
-                    property.appendChild(value);
-                    tr.appendChild(property);
-                }
-            }
-        }
-    }
-
-    // move transitions after tracks
-    for (int i = 0; i < max; i++) {
-        tractor.insertAfter(transitions.at(0), QDomNode());
-    }
-
-    // Fix filters format
-    QDomNodeList entries = m_document.elementsByTagName("entry");
-    max = entries.count();
-    for (int i = 0; i < max; i++) {
-        QString last_id;
-        int effectix = 0;
-        QDomNode m = entries.at(i).firstChild();
-        while (!m.isNull()) {
-            if (m.toElement().tagName() == "filter") {
-                QDomElement filt = m.toElement();
-                QDomNamedNodeMap attrs = filt.attributes();
-                QString current_id = filt.attribute("kdenlive_id");
-                if (current_id != last_id) {
-                    effectix++;
-                    last_id = current_id;
-                }
-                QDomElement e = m_document.createElement("property");
-                e.setAttribute("name", "kdenlive_ix");
-                QDomText value = m_document.createTextNode(QString::number(effectix));
-                e.appendChild(value);
-                filt.appendChild(e);
-                for (int j = 0; j < attrs.count(); j++) {
-                    QDomAttr a = attrs.item(j).toAttr();
-                    if (!a.isNull()) {
-                        kDebug() << " FILTER; adding :" << a.name() << ":" << a.value();
-                        QDomElement e = m_document.createElement("property");
-                        e.setAttribute("name", a.name());
-                        QDomText value = m_document.createTextNode(a.value());
-                        e.appendChild(value);
-                        filt.appendChild(e);
-
-                    }
-                }
-            }
-            m = m.nextSibling();
-        }
-    }
-
-    /*
-        QDomNodeList filters = m_document.elementsByTagName("filter");
-        max = filters.count();
-        QString last_id;
-        int effectix = 0;
-        for (int i = 0; i < max; i++) {
-            QDomElement filt = filters.at(i).toElement();
-            QDomNamedNodeMap attrs = filt.attributes();
-     QString current_id = filt.attribute("kdenlive_id");
-     if (current_id != last_id) {
-         effectix++;
-         last_id = current_id;
-     }
-     QDomElement e = m_document.createElement("property");
-            e.setAttribute("name", "kdenlive_ix");
-            QDomText value = m_document.createTextNode(QString::number(1));
-            e.appendChild(value);
-            filt.appendChild(e);
-            for (int j = 0; j < attrs.count(); j++) {
-                QDomAttr a = attrs.item(j).toAttr();
-                if (!a.isNull()) {
-                    kDebug() << " FILTER; adding :" << a.name() << ":" << a.value();
-                    QDomElement e = m_document.createElement("property");
-                    e.setAttribute("name", a.name());
-                    QDomText value = m_document.createTextNode(a.value());
-                    e.appendChild(value);
-                    filt.appendChild(e);
-                }
-            }
-        }*/
-
-    // fix slowmotion
-    QDomNodeList producers = westley.toElement().elementsByTagName("producer");
-    max = producers.count();
-    for (int i = 0; i < max; i++) {
-        QDomElement prod = producers.at(i).toElement();
-        if (prod.attribute("mlt_service") == "framebuffer") {
-            QString slowmotionprod = prod.attribute("resource");
-            slowmotionprod.replace(':', '?');
-            kDebug() << "// FOUND WRONG SLOWMO, new: " << slowmotionprod;
-            prod.setAttribute("resource", slowmotionprod);
-        }
-    }
-    // move producers to correct place, markers to a global list, fix clip descriptions
-    QDomElement markers = m_document.createElement("markers");
-    // This will get the westley producers:
-    producers = m_document.elementsByTagName("producer");
-    max = producers.count();
-    for (int i = 0; i < max; i++) {
-        QDomElement prod = producers.at(0).toElement();
-        // add resource also as a property (to allow path correction in setNewResource())
-        // TODO: will it work with slowmotion? needs testing
-        if (!prod.attribute("resource").isEmpty()) {
-            QDomElement prop_resource = m_document.createElement("property");
-            prop_resource.setAttribute("name", "resource");
-            QDomText resource = m_document.createTextNode(prod.attribute("resource"));
-            prop_resource.appendChild(resource);
-            prod.appendChild(prop_resource);
-        }
-        QDomNode m = prod.firstChild();
-        if (!m.isNull()) {
-            if (m.toElement().tagName() == "markers") {
-                QDomNodeList prodchilds = m.childNodes();
-                int maxchild = prodchilds.count();
-                for (int k = 0; k < maxchild; k++) {
-                    QDomElement mark = prodchilds.at(0).toElement();
-                    mark.setAttribute("id", prod.attribute("id"));
-                    markers.insertAfter(mark, QDomNode());
-                }
-                prod.removeChild(m);
-            } else if (prod.attribute("type").toInt() == TEXT) {
-                // convert title clip
-                if (m.toElement().tagName() == "textclip") {
-                    QDomDocument tdoc;
-                    QDomElement titleclip = m.toElement();
-                    QDomElement title = tdoc.createElement("kdenlivetitle");
-                    tdoc.appendChild(title);
-                    QDomNodeList objects = titleclip.childNodes();
-                    int maxchild = objects.count();
-                    for (int k = 0; k < maxchild; k++) {
-                        QString objectxml;
-                        QDomElement ob = objects.at(k).toElement();
-                        if (ob.attribute("type") == "3") {
-                            // text object - all of this goes into "xmldata"...
-                            QDomElement item = tdoc.createElement("item");
-                            item.setAttribute("z-index", ob.attribute("z"));
-                            item.setAttribute("type", "QGraphicsTextItem");
-                            QDomElement position = tdoc.createElement("position");
-                            position.setAttribute("x", ob.attribute("x"));
-                            position.setAttribute("y", ob.attribute("y"));
-                            QDomElement content = tdoc.createElement("content");
-                            content.setAttribute("font", ob.attribute("font_family"));
-                            content.setAttribute("font-size", ob.attribute("font_size"));
-                            content.setAttribute("font-bold", ob.attribute("bold"));
-                            content.setAttribute("font-italic", ob.attribute("italic"));
-                            content.setAttribute("font-underline", ob.attribute("underline"));
-                            QString col = ob.attribute("color");
-                            QColor c(col);
-                            content.setAttribute("font-color", colorToString(c));
-                            // todo: These fields are missing from the newly generated xmldata:
-                            // transform, startviewport, endviewport, background
-
-                            QDomText conttxt = tdoc.createTextNode(ob.attribute("text"));
-                            content.appendChild(conttxt);
-                            item.appendChild(position);
-                            item.appendChild(content);
-                            title.appendChild(item);
-                        } else if (ob.attribute("type") == "5") {
-                            // rectangle object
-                            QDomElement item = tdoc.createElement("item");
-                            item.setAttribute("z-index", ob.attribute("z"));
-                            item.setAttribute("type", "QGraphicsRectItem");
-                            QDomElement position = tdoc.createElement("position");
-                            position.setAttribute("x", ob.attribute("x"));
-                            position.setAttribute("y", ob.attribute("y"));
-                            QDomElement content = tdoc.createElement("content");
-                            QString col = ob.attribute("color");
-                            QColor c(col);
-                            content.setAttribute("brushcolor", colorToString(c));
-                            QString rect = "0,0,";
-                            rect.append(ob.attribute("width"));
-                            rect.append(",");
-                            rect.append(ob.attribute("height"));
-                            content.setAttribute("rect", rect);
-                            item.appendChild(position);
-                            item.appendChild(content);
-                            title.appendChild(item);
-                        }
-                    }
-                    prod.setAttribute("xmldata", tdoc.toString());
-                    // mbd todo: This clearly does not work, as every title gets the same name - trying to leave it empty
-                    // QStringList titleInfo = TitleWidget::getFreeTitleInfo(projectFolder());
-                    // prod.setAttribute("titlename", titleInfo.at(0));
-                    // prod.setAttribute("resource", titleInfo.at(1));
-                    //kDebug()<<"TITLE DATA:\n"<<tdoc.toString();
-                    prod.removeChild(m);
-                } // End conversion of title clips.
-
-            } else if (m.isText()) {
-                QString comment = m.nodeValue();
-                if (!comment.isEmpty()) {
-                    prod.setAttribute("description", comment);
-                }
-                prod.removeChild(m);
-            }
-        }
-        int duration = prod.attribute("duration").toInt();
-        if (duration > 0) prod.setAttribute("out", QString::number(duration));
-        // The clip goes back in, but text clips should not go back in, at least not modified
-        westley.insertBefore(prod, QDomNode());
-
-    }
-
-    QDomNode westley0 = m_document.elementsByTagName("westley").at(0);
-    if (!markers.firstChild().isNull()) westley0.appendChild(markers);
-
-
-    // Convert as much of the kdenlivedoc as possible. Use the producer in westley
-    // First, remove the old stuff from westley, and add a new empty one
-    // Also, track the max id in order to use it for the adding of groups/folders
-    int max_kproducer_id = 0;
-    westley0.removeChild(kdenlivedoc);
-    QDomElement kdenlivedoc_new = m_document.createElement("kdenlivedoc");
-    kdenlivedoc_new.setAttribute("profile", profile);
-
-    // Add tracks info
-    QDomNodeList tracks = m_document.elementsByTagName("track");
-    max = tracks.count();
-    QDomElement tracksinfo = m_document.createElement("tracksinfo");
-    for (int i = 0; i < max; i++) {
-        QDomElement trackinfo = m_document.createElement("trackinfo");
-        QDomElement t = tracks.at(i).toElement();
-        if (t.attribute("hide") == "video") {
-            trackinfo.setAttribute("type", "audio");
-            trackinfo.setAttribute("blind", true);
-        } else trackinfo.setAttribute("blind", false);
-        trackinfo.setAttribute("mute", false);
-        trackinfo.setAttribute("locked", false);
-        if (t.attribute("producer") != "black_track") tracksinfo.appendChild(trackinfo);
-    }
-    kdenlivedoc_new.appendChild(tracksinfo);
-
-    // Add all the producers that has a ressource in westley
-    QDomElement westley_element = westley0.toElement();
-    if (westley_element.isNull()) {
-        kWarning() << "westley0 element in document was not a QDomElement - unable to add producers to new kdenlivedoc";
-    } else {
-        QDomNodeList wproducers = westley_element.elementsByTagName("producer");
-        int kmax = wproducers.count();
-        for (int i = 0; i < kmax; i++) {
-            QDomElement wproducer = wproducers.at(i).toElement();
-            if (wproducer.isNull()) {
-                kWarning() << "Found producer in westley0, that was not a QDomElement";
-            } else {
-                // We have to do slightly different things, depending on the type
-                kDebug() << "Converting producer element with type" << wproducer.attribute("type");
-                if (wproducer.attribute("type").toInt() == TEXT) {
-                    kDebug() << "Found TEXT element in producer" << endl;
-                    QDomElement kproducer = wproducer.cloneNode(true).toElement();
-                    kproducer.setTagName("kdenlive_producer");
-                    kdenlivedoc_new.appendChild(kproducer);
-                    // TODO: Perhaps needs some more changes here to "frequency", aspect ratio as a float, frame_size, channels, and later, ressource and title name
-                } else {
-                    QDomElement kproducer = m_document.createElement("kdenlive_producer");
-                    kproducer.setAttribute("id", wproducer.attribute("id"));
-                    if (!wproducer.attribute("description").isEmpty())
-                        kproducer.setAttribute("description", wproducer.attribute("description"));
-                    kproducer.setAttribute("resource", wproducer.attribute("resource"));
-                    kproducer.setAttribute("type", wproducer.attribute("type"));
-                    // Testing fix for 358
-                    if (!wproducer.attribute("aspect_ratio").isEmpty()) {
-                        kproducer.setAttribute("aspect_ratio", wproducer.attribute("aspect_ratio"));
-                    }
-                    if (!wproducer.attribute("source_fps").isEmpty()) {
-                        kproducer.setAttribute("fps", wproducer.attribute("source_fps"));
-                    }
-                    if (!wproducer.attribute("length").isEmpty()) {
-                        kproducer.setAttribute("duration", wproducer.attribute("length"));
-                    }
-                    kdenlivedoc_new.appendChild(kproducer);
-                }
-                if (wproducer.attribute("id").toInt() > max_kproducer_id) {
-                    max_kproducer_id = wproducer.attribute("id").toInt();
-                }
-            }
-        }
-    }
-#define LOOKUP_FOLDER 1
-#ifdef LOOKUP_FOLDER
-    // Look through all the folder elements of the old doc, for each folder, for each producer,
-    // get the id, look it up in the new doc, set the groupname and groupid
-    // Note, this does not work at the moment - at least one folders shows up missing, and clips with no folder
-    // does not show up.
-    //    QDomElement kdenlivedoc_old = kdenlivedoc.toElement();
-    if (!kdenlivedoc_old.isNull()) {
-        QDomNodeList folders = kdenlivedoc_old.elementsByTagName("folder");
-        int fsize = folders.size();
-        int groupId = max_kproducer_id + 1; // Start at +1 of max id of the kdenlive_producers
-        for (int i = 0; i < fsize; ++i) {
-            QDomElement folder = folders.at(i).toElement();
-            if (!folder.isNull()) {
-                QString groupName = folder.attribute("name");
-                kDebug() << "groupName: " << groupName << " with groupId: " << groupId;
-                QDomNodeList fproducers = folder.elementsByTagName("producer");
-                int psize = fproducers.size();
-                for (int j = 0; j < psize; ++j) {
-                    QDomElement fproducer = fproducers.at(j).toElement();
-                    if (!fproducer.isNull()) {
-                        QString id = fproducer.attribute("id");
-                        // This is not very effective, but compared to loading the clips, its a breeze
-                        QDomNodeList kdenlive_producers = kdenlivedoc_new.elementsByTagName("kdenlive_producer");
-                        int kpsize = kdenlive_producers.size();
-                        for (int k = 0; k < kpsize; ++k) {
-                            QDomElement kproducer = kdenlive_producers.at(k).toElement(); // Its an element for sure
-                            if (id == kproducer.attribute("id")) {
-                                // We do not check that it already is part of a folder
-                                kproducer.setAttribute("groupid", groupId);
-                                kproducer.setAttribute("groupname", groupName);
-                                break;
-                            }
-                        }
-                    }
-                }
-                ++groupId;
-            }
-        }
-    }
-#endif
-    westley0.appendChild(kdenlivedoc_new);
-
-    QDomNodeList elements = westley.childNodes();
-    max = elements.count();
-    for (int i = 0; i < max; i++) {
-        QDomElement prod = elements.at(0).toElement();
-        westley0.insertAfter(prod, QDomNode());
-    }
-
-    westley0.removeChild(westley);
-
-    // experimental and probably slow
-    // adds <avfile /> information to <kdenlive_producer />
-    QDomNodeList kproducers = m_document.elementsByTagName("kdenlive_producer");
-    QDomNodeList avfiles = kdenlivedoc_old.elementsByTagName("avfile");
-    kDebug() << "found" << avfiles.count() << "<avfile />s and" << kproducers.count() << "<kdenlive_producer />s";
-    for (int i = 0; i < avfiles.count(); ++i) {
-        QDomElement avfile = avfiles.at(i).toElement();
-        QDomElement kproducer;
-        if (avfile.isNull())
-            kWarning() << "found an <avfile /> that is not a QDomElement";
-        else {
-            QString id = avfile.attribute("id");
-            // this is horrible, must be rewritten, it's just for test
-            for (int j = 0; j < kproducers.count(); ++j) {
-                //kDebug() << "checking <kdenlive_producer /> with id" << kproducers.at(j).toElement().attribute("id");
-                if (kproducers.at(j).toElement().attribute("id") == id) {
-                    kproducer = kproducers.at(j).toElement();
-                    break;
-                }
-            }
-            if (kproducer == QDomElement())
-                kWarning() << "no match for <avfile /> with id =" << id;
-            else {
-                //kDebug() << "ready to set additional <avfile />'s attributes (id =" << id << ")";
-                kproducer.setAttribute("channels", avfile.attribute("channels"));
-                kproducer.setAttribute("duration", avfile.attribute("duration"));
-                kproducer.setAttribute("frame_size", avfile.attribute("width") + 'x' + avfile.attribute("height"));
-                kproducer.setAttribute("frequency", avfile.attribute("frequency"));
-                if (kproducer.attribute("description").isEmpty() && !avfile.attribute("description").isEmpty())
-                    kproducer.setAttribute("description", avfile.attribute("description"));
-            }
-        }
-    }
-
-    /*kDebug() << "/////////////////  CONVERTED DOC:";
-    kDebug() << m_document.toString();
-    
-    QFile file( "converted.kdenlive" );
-    if ( file.open( QIODevice::WriteOnly ) ) {
-      QTextStream stream( &file );
-      stream << m_document.toString();
-      file.close();
-    } else {
-      kDebug() << "Unable to dump file to converted.kdenlive";
-    }
-    */
-    //kDebug() << "/////////////////  END CONVERTED DOC:";
-
-    return true;
+    m_documentProperties["zoom"] = QString::number(horizontal);
+    m_documentProperties["verticalzoom"] = QString::number(vertical);
 }
 
-QString KdenliveDoc::colorToString(const QColor& c)
+QPoint KdenliveDoc::zoom() const
 {
-    QString ret = "%1,%2,%3,%4";
-    ret = ret.arg(c.red()).arg(c.green()).arg(c.blue()).arg(c.alpha());
-    return ret;
+    return QPoint(m_documentProperties.value("zoom").toInt(), m_documentProperties.value("verticalzoom").toInt());
 }
 
 void KdenliveDoc::setZone(int start, int end)
 {
-    m_zoneStart = start;
-    m_zoneEnd = end;
+    m_documentProperties["zonein"] = QString::number(start);
+    m_documentProperties["zoneout"] = QString::number(end);
 }
 
 QPoint KdenliveDoc::zone() const
 {
-    return QPoint(m_zoneStart, m_zoneEnd);
+    return QPoint(m_documentProperties.value("zonein").toInt(), m_documentProperties.value("zoneout").toInt());
 }
 
 bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
 {
     QDomDocument sceneList;
     sceneList.setContent(scene, true);
-    QDomNode wes = sceneList.elementsByTagName("westley").at(0);
+    QDomElement mlt = sceneList.firstChildElement("mlt");
     QDomElement addedXml = sceneList.createElement("kdenlivedoc");
-    wes.appendChild(addedXml);
+    mlt.appendChild(addedXml);
 
     QDomElement markers = sceneList.createElement("markers");
-    addedXml.setAttribute("version", "0.82");
+    addedXml.setAttribute("version", DOCUMENTVERSION);
+    addedXml.setAttribute("kdenliveversion", VERSION);
     addedXml.setAttribute("profile", profilePath());
-    addedXml.setAttribute("position", m_render->seekPosition().frames(m_fps));
-    addedXml.setAttribute("zonein", m_zoneStart);
-    addedXml.setAttribute("zoneout", m_zoneEnd);
     addedXml.setAttribute("projectfolder", m_projectFolder.path());
-    addedXml.setAttribute("zoom", m_zoom);
+
+    QDomElement docproperties = sceneList.createElement("documentproperties");
+    QMapIterator<QString, QString> i(m_documentProperties);
+    while (i.hasNext()) {
+        i.next();
+        docproperties.setAttribute(i.key(), i.value());
+    }
+    docproperties.setAttribute("position", m_render->seekPosition().frames(m_fps));
+    addedXml.appendChild(docproperties);
+
+    // Add profile info
+    QDomElement profileinfo = sceneList.createElement("profileinfo");
+    profileinfo.setAttribute("description", m_profile.description);
+    profileinfo.setAttribute("frame_rate_num", m_profile.frame_rate_num);
+    profileinfo.setAttribute("frame_rate_den", m_profile.frame_rate_den);
+    profileinfo.setAttribute("width", m_profile.width);
+    profileinfo.setAttribute("height", m_profile.height);
+    profileinfo.setAttribute("progressive", m_profile.progressive);
+    profileinfo.setAttribute("sample_aspect_num", m_profile.sample_aspect_num);
+    profileinfo.setAttribute("sample_aspect_den", m_profile.sample_aspect_den);
+    profileinfo.setAttribute("display_aspect_num", m_profile.display_aspect_num);
+    profileinfo.setAttribute("display_aspect_den", m_profile.display_aspect_den);
+    addedXml.appendChild(profileinfo);
 
     // tracks info
     QDomElement tracksinfo = sceneList.createElement("tracksinfo");
@@ -973,6 +529,7 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
         trackinfo.setAttribute("mute", info.isMute);
         trackinfo.setAttribute("blind", info.isBlind);
         trackinfo.setAttribute("locked", info.isLocked);
+        trackinfo.setAttribute("trackname", info.trackName);
         tracksinfo.appendChild(trackinfo);
     }
     addedXml.appendChild(tracksinfo);
@@ -1048,8 +605,8 @@ void KdenliveDoc::setProjectFolder(KUrl url)
     if (url == m_projectFolder) return;
     setModified(true);
     KStandardDirs::makeDir(url.path());
-    KStandardDirs::makeDir(url.path() + "/titles/");
-    KStandardDirs::makeDir(url.path() + "/thumbs/");
+    KStandardDirs::makeDir(url.path(KUrl::AddTrailingSlash) + "titles/");
+    KStandardDirs::makeDir(url.path(KUrl::AddTrailingSlash) + "thumbs/");
     if (KMessageBox::questionYesNo(kapp->activeWindow(), i18n("You have changed the project folder. Do you want to copy the cached data from %1 to the new folder %2?").arg(m_projectFolder.path(), url.path())) == KMessageBox::Yes) moveProjectData(url);
     m_projectFolder = url;
 }
@@ -1063,20 +620,20 @@ void KdenliveDoc::moveProjectData(KUrl url)
         if (clip->clipType() == TEXT) {
             // the image for title clip must be moved
             KUrl oldUrl = clip->fileURL();
-            KUrl newUrl = KUrl(url.path() + "/titles/" + oldUrl.fileName());
+            KUrl newUrl = KUrl(url.path(KUrl::AddTrailingSlash) + "titles/" + oldUrl.fileName());
             KIO::Job *job = KIO::copy(oldUrl, newUrl);
             if (KIO::NetAccess::synchronousRun(job, 0)) clip->setProperty("resource", newUrl.path());
         }
         QString hash = clip->getClipHash();
-        KUrl oldVideoThumbUrl = KUrl(m_projectFolder.path() + "/thumbs/" + hash + ".png");
-        KUrl oldAudioThumbUrl = KUrl(m_projectFolder.path() + "/thumbs/" + hash + ".thumb");
+        KUrl oldVideoThumbUrl = KUrl(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/" + hash + ".png");
+        KUrl oldAudioThumbUrl = KUrl(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/" + hash + ".thumb");
         if (KIO::NetAccess::exists(oldVideoThumbUrl, KIO::NetAccess::SourceSide, 0)) {
-            KUrl newUrl = KUrl(url.path() + "/thumbs/" + hash + ".png");
+            KUrl newUrl = KUrl(url.path(KUrl::AddTrailingSlash) + "thumbs/" + hash + ".png");
             KIO::Job *job = KIO::copy(oldVideoThumbUrl, newUrl);
             KIO::NetAccess::synchronousRun(job, 0);
         }
         if (KIO::NetAccess::exists(oldAudioThumbUrl, KIO::NetAccess::SourceSide, 0)) {
-            KUrl newUrl = KUrl(url.path() + "/thumbs/" + hash + ".thumb");
+            KUrl newUrl = KUrl(url.path(KUrl::AddTrailingSlash) + "thumbs/" + hash + ".thumb");
             KIO::Job *job = KIO::copy(oldAudioThumbUrl, newUrl);
             if (KIO::NetAccess::synchronousRun(job, 0)) clip->refreshThumbUrl();
         }
@@ -1093,19 +650,65 @@ MltVideoProfile KdenliveDoc::mltProfile() const
     return m_profile;
 }
 
-void KdenliveDoc::setProfilePath(QString path)
+bool KdenliveDoc::setProfilePath(QString path)
 {
     if (path.isEmpty()) path = KdenliveSettings::default_profile();
     if (path.isEmpty()) path = "dv_pal";
     m_profile = ProfilesDialog::getVideoProfile(path);
+    bool current_fps = m_fps;
+    if (m_profile.path.isEmpty()) {
+        // Profile not found, use embedded profile
+        QDomElement profileInfo = m_document.elementsByTagName("profileinfo").at(0).toElement();
+        if (profileInfo.isNull()) {
+            KMessageBox::information(kapp->activeWindow(), i18n("Project profile was not found, using default profile."), i18n("Missing Profile"));
+            m_profile = ProfilesDialog::getVideoProfile(KdenliveSettings::default_profile());
+        } else {
+            m_profile.description = profileInfo.attribute("description");
+            m_profile.frame_rate_num = profileInfo.attribute("frame_rate_num").toInt();
+            m_profile.frame_rate_den = profileInfo.attribute("frame_rate_den").toInt();
+            m_profile.width = profileInfo.attribute("width").toInt();
+            m_profile.height = profileInfo.attribute("height").toInt();
+            m_profile.progressive = profileInfo.attribute("progressive").toInt();
+            m_profile.sample_aspect_num = profileInfo.attribute("sample_aspect_num").toInt();
+            m_profile.sample_aspect_den = profileInfo.attribute("sample_aspect_den").toInt();
+            m_profile.display_aspect_num = profileInfo.attribute("display_aspect_num").toInt();
+            m_profile.display_aspect_den = profileInfo.attribute("display_aspect_den").toInt();
+            QString existing = ProfilesDialog::existingProfile(m_profile);
+            if (!existing.isEmpty()) {
+                m_profile = ProfilesDialog::getVideoProfile(existing);
+                KMessageBox::information(kapp->activeWindow(), i18n("Project profile not found, replacing with existing one: %1", m_profile.description), i18n("Missing Profile"));
+            } else {
+                QString newDesc = m_profile.description;
+                bool ok = true;
+                while (ok && (newDesc.isEmpty() || ProfilesDialog::existingProfileDescription(newDesc))) {
+                    newDesc = QInputDialog::getText(kapp->activeWindow(), i18n("Existing Profile"), i18n("Your project uses an unknown profile.\nIt uses an existing profile name: %1.\nPlease choose a new name to save it", newDesc), QLineEdit::Normal, newDesc, &ok);
+                }
+                if (ok == false) {
+                    // User canceled, use default profile
+                    m_profile = ProfilesDialog::getVideoProfile(KdenliveSettings::default_profile());
+                } else {
+                    if (newDesc != m_profile.description) {
+                        // Profile description existed, was replaced by new one
+                        m_profile.description = newDesc;
+                    } else {
+                        KMessageBox::information(kapp->activeWindow(), i18n("Project profile was not found, it will be added to your system now."), i18n("Missing Profile"));
+                    }
+                    ProfilesDialog::saveProfile(m_profile);
+                }
+            }
+            setModified(true);
+        }
+    }
+
     KdenliveSettings::setProject_display_ratio((double) m_profile.display_aspect_num / m_profile.display_aspect_den);
     m_fps = (double) m_profile.frame_rate_num / m_profile.frame_rate_den;
     KdenliveSettings::setProject_fps(m_fps);
     m_width = m_profile.width;
     m_height = m_profile.height;
-    kDebug() << "KDEnnlive document, init timecode from path: " << path << ",  " << m_fps;
-    if (m_fps == 30000.0 / 1001.0) m_timecode.setFormat(30, true);
-    else m_timecode.setFormat((int) m_fps);
+    kDebug() << "Kdenlive document, init timecode from path: " << path << ",  " << m_fps;
+    if (m_fps == 30000.0 / 1001.0) m_timecode.setFormat(m_fps, true);
+    else m_timecode.setFormat(m_fps);
+    return (current_fps != m_fps);
 }
 
 double KdenliveDoc::dar()
@@ -1145,51 +748,19 @@ void KdenliveDoc::setRenderer(Render *render) {
 
 void KdenliveDoc::checkProjectClips()
 {
+    kDebug() << "+++++++++++++ + + + + CHK PCLIPS";
     if (m_render == NULL) return;
-    QList <Mlt::Producer *> prods = m_render->producersList();
-    QString id ;
-    QString prodId ;
-    QString prodTrack ;
-    for (int i = 0; i < prods.count(); i++) {
-        id = prods.at(i)->get("id");
-        prodId = id.section('_', 0, 0);
-        prodTrack = id.section('_', 1, 1);
-        DocClipBase *clip = m_clipManager->getClipById(prodId);
-        if (clip) clip->setProducer(prods.at(i));
-        if (clip && clip->clipType() == TEXT && !QFile::exists(clip->fileURL().path())) {
-            // regenerate text clip image if required
-            kDebug() << "// TITLE: " << clip->getProperty("titlename") << " Preview file: " << clip->getProperty("resource") << " DOES NOT EXIST";
-            QString titlename = clip->getProperty("titlename");
-            QString titleresource;
-            if (titlename.isEmpty()) {
-                QStringList titleInfo = TitleWidget::getFreeTitleInfo(projectFolder());
-                titlename = titleInfo.at(0);
-                titleresource = titleInfo.at(1);
-                clip->setProperty("titlename", titlename);
-                kDebug() << "// New title set to: " << titlename;
-            } else {
-                titleresource = TitleWidget::getTitleResourceFromName(projectFolder(), titlename);
-            }
-            QString titlepath = projectFolder().path() + "/titles/";
-            TitleWidget *dia_ui = new TitleWidget(KUrl(), titlepath, m_render, kapp->activeWindow());
-            QDomDocument doc;
-            doc.setContent(clip->getProperty("xmldata"));
-            dia_ui->setXml(doc);
-            QImage pix = dia_ui->renderedPixmap();
-            pix.save(titleresource);
-            clip->setProperty("resource", titleresource);
-            delete dia_ui;
-            clip->producer()->set("force_reload", 1);
-        }
-    }
+    m_clipManager->resetProducersList(m_render->producersList());
 }
 
 void KdenliveDoc::updatePreviewSettings()
 {
     m_clipManager->updatePreviewSettings();
     m_render->updatePreviewSettings();
+    QList <Mlt::Producer *> prods = m_render->producersList();
     m_clipManager->resetProducersList(m_render->producersList());
-
+    qDeleteAll(prods);
+    prods.clear();
 }
 
 Render *KdenliveDoc::renderer()
@@ -1197,14 +768,14 @@ Render *KdenliveDoc::renderer()
     return m_render;
 }
 
-void KdenliveDoc::updateClip(const QString &id)
+void KdenliveDoc::updateClip(const QString id)
 {
     emit updateClipDisplay(id);
 }
 
 int KdenliveDoc::getFramePos(QString duration)
 {
-    return m_timecode.getFrameCount(duration, m_fps);
+    return m_timecode.getFrameCount(duration);
 }
 
 QString KdenliveDoc::producerName(const QString &id)
@@ -1223,34 +794,6 @@ QString KdenliveDoc::producerName(const QString &id)
     return result;
 }
 
-void KdenliveDoc::setProducerDuration(const QString &id, int duration)
-{
-    QDomNodeList prods = producersList();
-    int ct = prods.count();
-    for (int i = 0; i <  ct ; i++) {
-        QDomElement e = prods.item(i).toElement();
-        if (e.attribute("id") != "black" && e.attribute("id") == id) {
-            e.setAttribute("duration", QString::number(duration));
-            break;
-        }
-    }
-}
-
-int KdenliveDoc::getProducerDuration(const QString &id)
-{
-    int result = 0;
-    QDomNodeList prods = producersList();
-    int ct = prods.count();
-    for (int i = 0; i <  ct ; i++) {
-        QDomElement e = prods.item(i).toElement();
-        if (e.attribute("id") != "black" && e.attribute("id") == id) {
-            result = e.attribute("duration").toInt();
-            break;
-        }
-    }
-    return result;
-}
-
 QDomDocument KdenliveDoc::toXml()
 {
     return m_document;
@@ -1326,6 +869,7 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
 {
     const QString producerId = clipId.section('_', 0, 0);
     DocClipBase *clip = m_clipManager->getClipById(producerId);
+
     if (clip == NULL) {
         elem.setAttribute("id", producerId);
         QString path = elem.attribute("resource");
@@ -1333,31 +877,10 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
         if (elem.attribute("type").toInt() == SLIDESHOW) {
             extension = KUrl(path).fileName();
             path = KUrl(path).directory();
-        } else if (elem.attribute("type").toInt() == TEXT && QFile::exists(path) == false) {
-            kDebug() << "// TITLE: " << elem.attribute("titlename") << " Preview file: " << elem.attribute("resource") << " DOES NOT EXIST";
-            QString titlename = elem.attribute("titlename");
-            QString titleresource;
-            if (titlename.isEmpty()) {
-                QStringList titleInfo = TitleWidget::getFreeTitleInfo(projectFolder());
-                titlename = titleInfo.at(0);
-                titleresource = titleInfo.at(1);
-                elem.setAttribute("titlename", titlename);
-                kDebug() << "// New title set to: " << titlename;
-            } else {
-                titleresource = TitleWidget::getTitleResourceFromName(projectFolder(), titlename);
-            }
-            QString titlepath = projectFolder().path() + "/titles/";
-            TitleWidget *dia_ui = new TitleWidget(KUrl(), titlepath, m_render, kapp->activeWindow());
-            QDomDocument doc;
-            doc.setContent(elem.attribute("xmldata"));
-            dia_ui->setXml(doc);
-            QImage pix = dia_ui->renderedPixmap();
-            pix.save(titleresource);
-            elem.setAttribute("resource", titleresource);
-            delete dia_ui;
         }
-        if (path.isEmpty() == false && QFile::exists(path) == false && elem.attribute("type").toInt() != TEXT) {
-            kDebug() << "// FOUND MISSING CLIP: " << path << ", TYPE: " << elem.attribute("type").toInt();
+
+        if (path.isEmpty() == false && QFile::exists(path) == false && elem.attribute("type").toInt() != TEXT && !elem.hasAttribute("placeholder")) {
+            kDebug() << "// FOUND MISSING CLIP: " << path << ", TYPE: " << elem.attribute("type").toInt();
             const QString size = elem.attribute("file_size");
             const QString hash = elem.attribute("file_hash");
             QString newpath;
@@ -1370,17 +893,17 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
                     int res = KMessageBox::questionYesNoCancel(kapp->activeWindow(), i18n("Clip <b>%1</b><br>is invalid or missing, what do you want to do?", path), i18n("File not found"), KGuiItem(i18n("Search manually")), KGuiItem(i18n("Keep as placeholder")));
                     if (res == KMessageBox::Yes)
                         newpath = KFileDialog::getExistingDirectory(KUrl("kfiledialog:///clipfolder"), kapp->activeWindow(), i18n("Looking for %1", path));
-                    else if (res == KMessageBox::Cancel) {
+                    else {
                         // Abort project loading
-                        action = KMessageBox::Cancel;
+                        action = res;
                     }
                 } else {
                     int res = KMessageBox::questionYesNoCancel(kapp->activeWindow(), i18n("Clip <b>%1</b><br>is invalid or missing, what do you want to do?", path), i18n("File not found"), KGuiItem(i18n("Search manually")), KGuiItem(i18n("Keep as placeholder")));
                     if (res == KMessageBox::Yes)
                         newpath = KFileDialog::getOpenFileName(KUrl("kfiledialog:///clipfolder"), QString(), kapp->activeWindow(), i18n("Looking for %1", path));
-                    else if (res == KMessageBox::Cancel) {
+                    else {
                         // Abort project loading
-                        action = KMessageBox::Cancel;
+                        action = res;
                     }
                 }
             }
@@ -1393,6 +916,9 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
             } else if (action == KMessageBox::Cancel) {
                 m_abortLoading = true;
                 return;
+            } else if (action == KMessageBox::No) {
+                // Keep clip as placeHolder
+                elem.setAttribute("placeholder", '1');
             }
             if (!newpath.isEmpty()) {
                 if (elem.attribute("type").toInt() == SLIDESHOW) newpath.append('/' + extension);
@@ -1408,7 +934,7 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
     if (createClipItem) {
         emit addProjectClip(clip);
         qApp->processEvents();
-        m_render->getFileProperties(clip->toXML(), clip->getId());
+        m_render->getFileProperties(clip->toXML(), clip->getId(), true);
     }
 }
 
@@ -1479,7 +1005,7 @@ void KdenliveDoc::addClipInfo(QDomElement elem, QDomElement orig, QString clipId
         QMap <QString, QString> properties;
         QDomNamedNodeMap attributes = elem.attributes();
         QString attrname;
-        for (unsigned int i = 0; i < attributes.count(); i++) {
+        for (int i = 0; i < attributes.count(); i++) {
             attrname = attributes.item(i).nodeName();
             if (attrname != "resource")
                 properties.insert(attrname, attributes.item(i).nodeValue());
@@ -1517,7 +1043,6 @@ void KdenliveDoc::deleteProjectClip(QList <QString> ids)
 void KdenliveDoc::deleteClip(const QString &clipId)
 {
     emit signalDeleteProjectClip(clipId);
-    m_clipManager->deleteClip(clipId);
 }
 
 void KdenliveDoc::slotAddClipList(const KUrl::List urls, const QString group, const QString &groupId)
@@ -1530,7 +1055,6 @@ void KdenliveDoc::slotAddClipList(const KUrl::List urls, const QString group, co
 
 void KdenliveDoc::slotAddClipFile(const KUrl url, const QString group, const QString &groupId)
 {
-    //kDebug() << "/////////  DOCUM, ADD CLP: " << url;
     m_clipManager->slotAddClipFile(url, group, groupId);
     emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
     setModified(true);
@@ -1546,22 +1070,48 @@ DocClipBase *KdenliveDoc::getBaseClip(const QString &clipId)
     return m_clipManager->getClipById(clipId);
 }
 
-void KdenliveDoc::slotCreateTextClip(QString /*group*/, const QString &/*groupId*/)
+void KdenliveDoc::slotCreateColorClip(const QString &name, const QString &color, const QString &duration, QString group, const QString &groupId)
 {
-    QString titlesFolder = projectFolder().path() + "/titles/";
+    m_clipManager->slotAddColorClipFile(name, color, duration, group, groupId);
+    setModified(true);
+    emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
+}
+
+void KdenliveDoc::slotCreateSlideshowClipFile(const QString name, const QString path, int count, const QString duration, const bool loop, const bool fade, const QString &luma_duration, const QString &luma_file, const int softness, QString group, const QString &groupId)
+{
+    m_clipManager->slotAddSlideshowClipFile(name, path, count, duration, loop, fade, luma_duration, luma_file, softness, group, groupId);
+    setModified(true);
+    emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
+}
+
+void KdenliveDoc::slotCreateTextClip(QString group, const QString &groupId, const QString &templatePath)
+{
+    QString titlesFolder = projectFolder().path(KUrl::AddTrailingSlash) + "titles/";
     KStandardDirs::makeDir(titlesFolder);
-    TitleWidget *dia_ui = new TitleWidget(KUrl(), titlesFolder, m_render, kapp->activeWindow());
+    TitleWidget *dia_ui = new TitleWidget(templatePath, m_timecode, titlesFolder, m_render, kapp->activeWindow());
     if (dia_ui->exec() == QDialog::Accepted) {
-        QStringList titleInfo = TitleWidget::getFreeTitleInfo(projectFolder());
-        QImage pix = dia_ui->renderedPixmap();
-        pix.save(titleInfo.at(1));
-        //dia_ui->saveTitle(path + ".kdenlivetitle");
-        m_clipManager->slotAddTextClipFile(titleInfo.at(0), titleInfo.at(1), dia_ui->xml().toString(), QString(), QString());
+        m_clipManager->slotAddTextClipFile(i18n("Title clip"), dia_ui->duration(), dia_ui->xml().toString(), group, groupId);
         setModified(true);
+        emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
     }
     delete dia_ui;
 }
 
+void KdenliveDoc::slotCreateTextTemplateClip(QString group, const QString &groupId, KUrl path)
+{
+    QString titlesFolder = projectFolder().path(KUrl::AddTrailingSlash) + "titles/";
+    if (path.isEmpty()) {
+        path = KFileDialog::getOpenUrl(KUrl(titlesFolder), "*.kdenlivetitle", kapp->activeWindow(), i18n("Enter Template Path"));
+    }
+
+    if (path.isEmpty()) return;
+
+    //TODO: rewrite with new title system (just set resource)
+    m_clipManager->slotAddTextTemplateClip(i18n("Template title clip"), path, group, groupId);
+    setModified(true);
+    emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
+}
+
 int KdenliveDoc::tracksCount() const
 {
     return m_tracksList.count();
@@ -1609,6 +1159,7 @@ void KdenliveDoc::setTrackType(int ix, TrackInfo type)
     m_tracksList[ix].isMute = type.isMute;
     m_tracksList[ix].isBlind = type.isBlind;
     m_tracksList[ix].isLocked = type.isLocked;
+    m_tracksList[ix].trackName = type.trackName;
 }
 
 const QList <TrackInfo> KdenliveDoc::tracksList() const
@@ -1629,18 +1180,62 @@ QPoint KdenliveDoc::getTracksCount() const
 
 void KdenliveDoc::cachePixmap(const QString &fileId, const QPixmap &pix) const
 {
-    pix.save(m_projectFolder.path() + "/thumbs/" + fileId + ".png");
+    pix.save(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/" + fileId + ".png");
 }
 
 QString KdenliveDoc::getLadspaFile() const
 {
     int ct = 0;
     QString counter = QString::number(ct).rightJustified(5, '0', false);
-    while (QFile::exists(m_projectFolder.path() + "/ladspa/" + counter + ".ladspa")) {
+    while (QFile::exists(m_projectFolder.path(KUrl::AddTrailingSlash) + "ladspa/" + counter + ".ladspa")) {
         ct++;
         counter = QString::number(ct).rightJustified(5, '0', false);
     }
-    return m_projectFolder.path() + "/ladspa/" + counter + ".ladspa";
+    return m_projectFolder.path(KUrl::AddTrailingSlash) + "ladspa/" + counter + ".ladspa";
+}
+
+bool KdenliveDoc::checkDocumentClips(QDomNodeList infoproducers)
+{
+    int clipType;
+    QDomElement e;
+    QString id;
+    QString resource;
+    QList <QDomElement> missingClips;
+    for (int i = 0; i < infoproducers.count(); i++) {
+        e = infoproducers.item(i).toElement();
+        clipType = e.attribute("type").toInt();
+        if (clipType == COLOR) continue;
+        if (clipType == TEXT) {
+            //TODO: Check is clip template is missing (xmltemplate) or hash changed
+            continue;
+        }
+        id = e.attribute("id");
+        resource = e.attribute("resource");
+        if (clipType == SLIDESHOW) resource = KUrl(resource).directory();
+        if (!KIO::NetAccess::exists(KUrl(resource), KIO::NetAccess::SourceSide, 0)) {
+            // Missing clip found
+            missingClips.append(e);
+        } else {
+            // Check if the clip has changed
+            if (clipType != SLIDESHOW && e.hasAttribute("file_hash")) {
+                if (e.attribute("file_hash") != DocClipBase::getHash(e.attribute("resource")))
+                    e.removeAttribute("file_hash");
+            }
+        }
+    }
+    if (missingClips.isEmpty()) return true;
+    DocumentChecker d(missingClips, m_document);
+    return (d.exec() == QDialog::Accepted);
+}
+
+void KdenliveDoc::setDocumentProperty(const QString &name, const QString &value)
+{
+    m_documentProperties[name] = value;
+}
+
+const QString KdenliveDoc::getDocumentProperty(const QString &name) const
+{
+    return m_documentProperties.value(name);
 }
 
 #include "kdenlivedoc.moc"