]> git.sesse.net Git - kdenlive/blobdiff - src/kdenlivedoc.cpp
Various changes for getting an OpenGL context (almost) everywhere it is needed.
[kdenlive] / src / kdenlivedoc.cpp
index 0b56aa9494d3a5e90b993e25d7bcb4fbaf3baec0..127cd32c3a163c4ad6968c586d2ad0444f9147de 100644 (file)
 #include "kdenlivesettings.h"
 #include "renderer.h"
 #include "clipmanager.h"
-#include "titlewidget.h"
+#include "widgets/titlewidget.h"
 #include "mainwindow.h"
 #include "documentchecker.h"
 #include "documentvalidator.h"
-#include "kdenlive-config.h"
+#include "config-kdenlive.h"
+#include "initeffects.h"
 
 #include <KDebug>
 #include <KStandardDirs>
 #include <KMessageBox>
-#include <KLocale>
+#include <KProgressDialog>
+#include <KLocalizedString>
 #include <KFileDialog>
 #include <KIO/NetAccess>
 #include <KIO/CopyJob>
+#include <KIO/JobUiDelegate>
 #include <KApplication>
+#include <KGlobal>
+#include <KBookmarkManager>
+#include <KBookmark>
+#include <KStandardDirs>
 
 #include <QCryptographicHash>
 #include <QFile>
 #include <QInputDialog>
+#include <QDomImplementation>
+#include <QUndoGroup>
+#include <QTimer>
+#include <QUndoStack>
 
 #include <mlt++/Mlt.h>
 
-const double DOCUMENTVERSION = 0.84;
-
-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);
+#include "locale.h"
+
+
+const double DOCUMENTVERSION = 0.88;
+
+KdenliveDoc::KdenliveDoc(const KUrl &url, const KUrl &projectFolder, QUndoGroup *undoGroup, const QString &profileName, const QMap <QString, QString>& properties, const QMap <QString, QString>& metadata, const QPoint &tracks, Render *render, KTextEdit *notes, bool *openBackup, QGLWidget *glContext, MainWindow *parent, KProgressDialog *progressDialog) :
+    QObject(parent),
+    m_autosave(NULL),
+    m_url(url),
+    m_render(render),
+    m_notesWidget(notes),
+    m_commandStack(new QUndoStack(undoGroup)),
+    m_modified(false),
+    m_projectFolder(projectFolder)
+{
+    // init m_profile struct
+    m_profile.frame_rate_num = 0;
+    m_profile.frame_rate_den = 0;
+    m_profile.width = 0;
+    m_profile.height = 0;
+    m_profile.progressive = 0;
+    m_profile.sample_aspect_num = 0;
+    m_profile.sample_aspect_den = 0;
+    m_profile.display_aspect_num = 0;
+    m_profile.display_aspect_den = 0;
+    m_profile.colorspace = 0;
+
+    m_clipManager = new ClipManager(this, glContext);
     m_autoSaveTimer = new QTimer(this);
     m_autoSaveTimer->setSingleShot(true);
+    connect(m_clipManager, SIGNAL(displayMessage(QString,int)), parent, SLOT(slotGotProgressInfo(QString,int)));
     bool success = false;
 
     // init default document properties
-    m_documentProperties["zoom"] = "7";
-    m_documentProperties["verticalzoom"] = "1";
-    m_documentProperties["zonein"] = "0";
+    m_documentProperties["zoom"] = '7';
+    m_documentProperties["verticalzoom"] = '1';
+    m_documentProperties["zonein"] = '0';
     m_documentProperties["zoneout"] = "100";
+    m_documentProperties["enableproxy"] = QString::number((int) KdenliveSettings::enableproxy());
+    m_documentProperties["proxyparams"] = KdenliveSettings::proxyparams();
+    m_documentProperties["proxyextension"] = KdenliveSettings::proxyextension();
+    m_documentProperties["generateproxy"] = QString::number((int) KdenliveSettings::generateproxy());
+    m_documentProperties["proxyminsize"] = QString::number(KdenliveSettings::proxyminsize());
+    m_documentProperties["generateimageproxy"] = QString::number((int) KdenliveSettings::generateimageproxy());
+    m_documentProperties["proxyimageminsize"] = QString::number(KdenliveSettings::proxyimageminsize());
+#if QT_VERSION >= 0x040700
+    m_documentProperties["documentid"] = QString::number(QDateTime::currentMSecsSinceEpoch());
+#else
+    QDateTime date = QDateTime::currentDateTime();
+    m_documentProperties["documentid"] = QString::number(date.toTime_t());
+#endif
+
+    // Load properties
+    QMapIterator<QString, QString> i(properties);
+    while (i.hasNext()) {
+        i.next();
+        m_documentProperties[i.key()] = i.value();
+    }
+    
+    // Load metadata
+    QMapIterator<QString, QString> j(metadata);
+    while (j.hasNext()) {
+        j.next();
+        m_documentMetadata[j.key()] = j.value();
+    }
+
+    if (QLocale().decimalPoint() != QLocale::system().decimalPoint()) {
+        setlocale(LC_NUMERIC, "");
+        QLocale systemLocale = QLocale::system();
+        systemLocale.setNumberOptions(QLocale::OmitGroupSeparator);
+        QLocale::setDefault(systemLocale);
+        // locale conversion might need to be redone
+        initEffects::parseEffectFiles(setlocale(LC_NUMERIC, NULL));
+    }
 
+    *openBackup = false;
+    
     if (!url.isEmpty()) {
         QString tmpFile;
         success = KIO::NetAccess::download(url.path(), tmpFile, parent);
-        if (!success) // The file cannot be opened
-            KMessageBox::error(parent, KIO::NetAccess::lastErrorString());
+        if (!success) {
+            // The file cannot be opened
+            if (KMessageBox::warningContinueCancel(parent, i18n("Cannot open the project file, error is:\n%1\nDo you want to open a backup file?", KIO::NetAccess::lastErrorString()), i18n("Error opening file"), KGuiItem(i18n("Open Backup"))) == KMessageBox::Continue) {
+                *openBackup = true;
+            }
+            //KMessageBox::error(parent, KIO::NetAccess::lastErrorString());
+        }
         else {
             QFile file(tmpFile);
             QString errorMsg;
-            success = m_document.setContent(&file, false, &errorMsg);
+            int line;
+            int col;
+            QDomImplementation::setInvalidDataPolicy(QDomImplementation::DropInvalidChars);
+            success = m_document.setContent(&file, false, &errorMsg, &line, &col);
             file.close();
-            KIO::NetAccess::removeTempFile(tmpFile);
-            if (!success) // It is corrupted
-                KMessageBox::error(parent, errorMsg);
-            else {
-                DocumentValidator validator(m_document);
+
+            if (!success) {
+                // It is corrupted
+                int answer = KMessageBox::warningYesNoCancel (parent, i18n("Cannot open the project file, error is:\n%1 (line %2, col %3)\nDo you want to open a backup file?", errorMsg, line, col), i18n("Error opening file"), KGuiItem(i18n("Open Backup")), KGuiItem(i18n("Recover")));
+                if (answer == KMessageBox::Yes) {
+                    *openBackup = true;
+                }
+                else if (answer == KMessageBox::No) {
+                    // Try to recover broken file produced by Kdenlive 0.9.4
+                    if (file.open(QIODevice::ReadOnly | QIODevice::Text)) {
+                        int correction = 0;
+                        QString playlist = file.readAll();
+                        while (!success && correction < 2) {
+                            int errorPos = 0;
+                            line--;
+                            col = col - 2;
+                            for (int j = 0; j < line && errorPos < playlist.length(); j++) {
+                                errorPos = playlist.indexOf("\n", errorPos);
+                                errorPos++;
+                            }
+                            errorPos += col;
+                            if (errorPos >= playlist.length()) break;
+                            playlist.remove(errorPos, 1);
+                            line = 0;
+                            col = 0;
+                            success = m_document.setContent(playlist, false, &errorMsg, &line, &col);
+                            correction++;
+                        }
+                        if (!success) {
+                            KMessageBox::sorry(parent, i18n("Cannot recover this project file"));
+                        }
+                        else {
+                            // Document was modified, ask for backup
+                            QDomElement mlt = m_document.documentElement();
+                            QDomElement info = mlt.firstChildElement("kdenlivedoc");
+                            if (!info.isNull()) info.setAttribute("modified", 1);
+                        }
+                    }
+                }
+            }
+            if (success) {
+                parent->slotGotProgressInfo(i18n("Validating"), 0);
+                qApp->processEvents();
+                DocumentValidator validator(m_document, url);
                 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 {
+                if (!success) {
+                    // It is not a project file
+                    parent->slotGotProgressInfo(i18n("File %1 is not a Kdenlive project file", m_url.path()), 100);
+                    if (KMessageBox::warningContinueCancel(parent, i18n("File %1 is not a valid project file.\nDo you want to open a backup file?", m_url.path()), i18n("Error opening file"), KGuiItem(i18n("Open Backup"))) == KMessageBox::Continue) {
+                        *openBackup = true;
+                    }
+                } else {
                     /*
                      * Validate the file against the current version (upgrade
                      * and recover it if needed). It is NOT a passive operation
@@ -96,119 +210,163 @@ KdenliveDoc::KdenliveDoc(const KUrl &url, const KUrl &projectFolder, QUndoGroup
                     // 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();
-                                    m_tracksList.append(projectTrack);
-                                }
-                            }
-                            mlt.removeChild(tracksinfo);
-                        }
-                        QDomNodeList producers = m_document.elementsByTagName("producer");
+                        parent->slotGotProgressInfo(i18n("Check missing clips"), 0);
+                        qApp->processEvents();
                         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"));
-                        }
+                        success = checkDocumentClips(infoproducers);
+                        if (success) {
+                            if (m_document.documentElement().attribute("modified") == "1") setModified(true);
+                            parent->slotGotProgressInfo(i18n("Loading"), 0);
+                            QDomElement mlt = m_document.firstChildElement("mlt");
+                            QDomElement infoXml = mlt.firstChildElement("kdenlivedoc");
+
+                            // Set profile, fps, etc for the document
+                            setProfilePath(infoXml.attribute("profile"));
+
+                            // Check embedded effects
+                            QDomElement customeffects = infoXml.firstChildElement("customeffects");
+                            if (!customeffects.isNull() && customeffects.hasChildNodes()) {
+                                parent->slotGotProgressInfo(i18n("Importing project effects"), 0);
+                                qApp->processEvents();
+                                if (saveCustomEffects(customeffects.childNodes())) parent->slotReloadEffects();
+                            }
 
-                        if (max > 0) {
-                            m_documentLoadingStep = 100.0 / (max + infomax + m_document.elementsByTagName("entry").count());
-                            parent->slotGotProgressInfo(i18n("Loading project clips"), (int) m_documentLoadingProgress);
-                        }
+                            QDomElement e;
+                            // Read notes
+                            QDomElement notesxml = infoXml.firstChildElement("documentnotes");
+                            if (!notesxml.isNull()) m_notesWidget->setText(notesxml.firstChild().nodeValue());
+
+                            // Build tracks
+                            QDomElement tracksinfo = infoXml.firstChildElement("tracksinfo");
+                            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") {
+                                        TrackInfo projectTrack;
+                                        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");
+                                        projectTrack.effectsList = EffectsList(true);
+                                        m_tracksList.append(projectTrack);
+                                    }
+                                }
+                                mlt.removeChild(tracksinfo);
+                            }
+                            QStringList expandedFolders;
+                            QDomNodeList folders = m_document.elementsByTagName("folder");
+                            for (int i = 0; i < folders.count(); ++i) {
+                                e = folders.item(i).cloneNode().toElement();
+                                if (e.hasAttribute("opened")) expandedFolders.append(e.attribute("id"));
+                                m_clipManager->addFolder(e.attribute("id"), e.attribute("name"));
+                            }
+                            m_documentProperties["expandedfolders"] = expandedFolders.join(";");
 
+                            const int infomax = infoproducers.count();
+                            QDomNodeList producers = m_document.elementsByTagName("producer");
+                            const int max = producers.count();
 
-                        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();
+                            if (!progressDialog) {
+                                progressDialog = new KProgressDialog(parent, i18n("Loading project"), i18n("Adding clips"));
+                                progressDialog->setAllowCancel(false);
+                            } else {
+                                progressDialog->setLabelText(i18n("Adding clips"));
                             }
-                            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;
+                            progressDialog->progressBar()->setMaximum(infomax);
+                            progressDialog->show();
+                            qApp->processEvents();
+
+                            for (int i = 0; i < infomax; ++i) {
+                                e = infoproducers.item(i).cloneNode().toElement();
+                                QString prodId = e.attribute("id");
+                                if (!e.isNull() && prodId != "black" && !prodId.startsWith("slowmotion")) {
+                                    e.setTagName("producer");
+                                    // Get MLT's original producer properties
+                                    QDomElement orig;
+                                    for (int j = 0; j < max; j++) {
+                                        QDomNode o = producers.item(j);
+                                        QString origId = o.attributes().namedItem("id").nodeValue().section('_', 0, 0);
+                                        if (origId == prodId) {
+                                            orig = o.cloneNode().toElement();
+                                            break;
+                                        }
+                                    }
+
+                                    if (!addClipInfo(e, orig, prodId)) {
+                                        // The user manually aborted the loading.
+                                        success = false;
+                                        emit resetProjectList();
+                                        m_tracksList.clear();
+                                        m_clipManager->clear();
                                         break;
                                     }
                                 }
-                                addClipInfo(e, orig, prodId);
-                                kDebug() << "// KDENLIVE PRODUCER: " << prodId;
+                                if (i % 10 == 0)
+                                    progressDialog->progressBar()->setValue(i);
                             }
-                        }
-                        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"));
+
+                            if (success) {
+                                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") {
+                                            CommentedTime marker(GenTime(e.attribute("time").toDouble()), e.attribute("comment"), e.attribute("type").toInt());
+                                            DocClipBase *baseClip = m_clipManager->getClipById(e.attribute("id"));
+                                            if (baseClip) baseClip->addSnapMarker(marker);
+                                            else kDebug()<< " / / Warning, missing clip: "<< e.attribute("id");
+                                        }
                                     }
+                                    infoXml.removeChild(markers);
                                 }
-                                infoXml.removeChild(markers);
+
+                                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());
+                                docproperties = infoXml.firstChildElement("documentmetadata");
+                                props = docproperties.attributes();
+                                for (int i = 0; i < props.count(); ++i)
+                                    m_documentMetadata.insert(props.item(i).nodeName(), props.item(i).nodeValue());
+
+                                if (validator.isModified()) setModified(true);
+                                kDebug() << "Reading file: " << url.path() << ", found clips: " << producers.count();
                             }
-                            setProfilePath(profileName);
-                            setModified(validator.isModified());
-                            kDebug() << "Reading file: " << url.path() << ", found clips: " << producers.count();
                         }
                     }
                 }
             }
+            KIO::NetAccess::removeTempFile(tmpFile);
         }
-    } else setProfilePath(profileName);
-
+    }
+    
     // Something went wrong, or a new file was requested: create a new project
     if (!success) {
-        setProfilePath(QString());
-        m_url = KUrl();
+        m_url.clear();
+        setProfilePath(profileName);
         m_document = createEmptyDocument(tracks.x(), tracks.y());
     }
 
-    // Set the video profile (empty == default)
+    // Ask to create the project directory if it does not exist
+    if (!QFile::exists(m_projectFolder.path())) {
+        int create = KMessageBox::questionYesNo(parent, i18n("Project directory %1 does not exist. Create it?", m_projectFolder.path()));
+        if (create == KMessageBox::Yes) {
+            QDir projectDir(m_projectFolder.path());
+            bool ok = projectDir.mkpath(m_projectFolder.path());
+            if (!ok) {
+                KMessageBox::sorry(parent, i18n("The directory %1, could not be created.\nPlease make sure you have the required permissions.", m_projectFolder.path()));
+            }
+        }
+    }
 
     // Make sure the project folder is usable
     if (m_projectFolder.isEmpty() || !KIO::NetAccess::exists(m_projectFolder.path(), KIO::NetAccess::DestinationSide, parent)) {
@@ -219,14 +377,13 @@ KdenliveDoc::KdenliveDoc(const KUrl &url, const KUrl &projectFolder, QUndoGroup
     // 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/");
+    KStandardDirs::makeDir(m_projectFolder.path(KUrl::AddTrailingSlash) + "proxy/");
 
-    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 + 0.5));
+    updateProjectFolderPlacesEntry();
 
     //kDebug() << "// SETTING SCENE LIST:\n\n" << m_document.toString();
     connect(m_autoSaveTimer, SIGNAL(timeout()), this, SLOT(slotAutoSave()));
+    connect(m_render, SIGNAL(addClip(KUrl,stringMap)), this, SLOT(slotAddClipFile(KUrl,stringMap)));
 }
 
 KdenliveDoc::~KdenliveDoc()
@@ -245,6 +402,7 @@ KdenliveDoc::~KdenliveDoc()
 
 int KdenliveDoc::setSceneList()
 {
+    m_render->resetProfile(KdenliveSettings::current_profile(), true);
     if (m_render->setSceneList(m_document.toString(), m_documentProperties.value("position").toInt()) == -1) {
         // INVALID MLT Consumer, something is wrong
         return -1;
@@ -252,42 +410,114 @@ int KdenliveDoc::setSceneList()
     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)
+{
+    m_tracksList.clear();
+
+    // Tracks are added Â«backwards», so we need to reverse the track numbering
+    // mbt 331: http://www.kdenlive.org/mantis/view.php?id=331
+    // Better default names for tracks: Audio 1 etc. instead of blank numbers
+    for (int i = 0; i < audiotracks; ++i) {
+        TrackInfo audioTrack;
+        audioTrack.type = AudioTrack;
+        audioTrack.isMute = false;
+        audioTrack.isBlind = true;
+        audioTrack.isLocked = false;
+        audioTrack.trackName = QString("Audio ") + QString::number(audiotracks - i);
+        audioTrack.duration = 0;
+        audioTrack.effectsList = EffectsList(true);
+        m_tracksList.append(audioTrack);
+
+    }
+    for (int i = 0; i < videotracks; ++i) {
+        TrackInfo videoTrack;
+        videoTrack.type = VideoTrack;
+        videoTrack.isMute = false;
+        videoTrack.isBlind = false;
+        videoTrack.isLocked = false;
+        videoTrack.trackName = QString("Video ") + QString::number(videotracks - i);
+        videoTrack.duration = 0;
+        videoTrack.effectsList = EffectsList(true);
+        m_tracksList.append(videoTrack);
+    }
+    return createEmptyDocument(m_tracksList);
+}
+
+QDomDocument KdenliveDoc::createEmptyDocument(const QList <TrackInfo> &tracks)
 {
     // Creating new document
     QDomDocument doc;
     QDomElement mlt = doc.createElement("mlt");
+    mlt.setAttribute("LC_NUMERIC", "");
     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));
+    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);
 
 
-    TrackInfo videoTrack;
-    videoTrack.type = VIDEOTRACK;
-    videoTrack.isMute = false;
-    videoTrack.isBlind = false;
-    videoTrack.isLocked = false;
-
-    TrackInfo audioTrack;
-    audioTrack.type = AUDIOTRACK;
-    audioTrack.isMute = false;
-    audioTrack.isBlind = true;
-    audioTrack.isLocked = false;
-
     QDomElement tractor = doc.createElement("tractor");
     tractor.setAttribute("id", "maintractor");
-    QDomElement multitrack = doc.createElement("multitrack");
+    //QDomElement multitrack = doc.createElement("multitrack");
     QDomElement playlist = doc.createElement("playlist");
     playlist.setAttribute("id", "black_track");
     mlt.appendChild(playlist);
 
+    QDomElement blank0 = doc.createElement("entry");
+    blank0.setAttribute("in", "0");
+    blank0.setAttribute("out", "1");
+    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++) {
+    for (int i = 1; i < total; ++i) {
         QDomElement playlist = doc.createElement("playlist");
         playlist.setAttribute("id", "playlist" + QString::number(i));
         mlt.appendChild(playlist);
@@ -297,24 +527,20 @@ QDomDocument KdenliveDoc::createEmptyDocument(const int videotracks, const int a
     track0.setAttribute("producer", "black_track");
     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++) {
+    // create audio and video tracks
+    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 (int i = 2; i < total ; i++) {
+    for (int i = 2; i < total ; ++i) {
         QDomElement transition = doc.createElement("transition");
         transition.setAttribute("always_active", "1");
 
@@ -354,14 +580,14 @@ QDomDocument KdenliveDoc::createEmptyDocument(const int videotracks, const int a
 }
 
 
-void KdenliveDoc::syncGuides(QList <Guide *> guides)
+void KdenliveDoc::syncGuides(const QList <Guide *> &guides)
 {
     m_guidesXml.clear();
     QDomElement guideNode = m_guidesXml.createElement("guides");
     m_guidesXml.appendChild(guideNode);
     QDomElement e;
 
-    for (int i = 0; i < guides.count(); i++) {
+    for (int i = 0; i < guides.count(); ++i) {
         e = m_guidesXml.createElement("guide");
         e.setAttribute("time", guides.at(i)->position().ms() / 1000);
         e.setAttribute("comment", guides.at(i)->label());
@@ -384,15 +610,7 @@ void KdenliveDoc::slotAutoSave()
             kDebug() << "ERROR; CANNOT CREATE AUTOSAVE FILE";
         }
         kDebug() << "// AUTOSAVE FILE: " << m_autosave->fileName();
-        QString doc;
-        if (KdenliveSettings::dropbframes()) {
-            KdenliveSettings::setDropbframes(false);
-            m_clipManager->updatePreviewSettings();
-            doc = m_render->sceneList();
-            KdenliveSettings::setDropbframes(true);
-            m_clipManager->updatePreviewSettings();
-        } else doc = m_render->sceneList();
-        saveSceneList(m_autosave->fileName(), doc);
+        saveSceneList(m_autosave->fileName(), m_render->sceneList(), QStringList(), true);
     }
 }
 
@@ -418,14 +636,55 @@ QPoint KdenliveDoc::zone() const
     return QPoint(m_documentProperties.value("zonein").toInt(), m_documentProperties.value("zoneout").toInt());
 }
 
-bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
+QDomDocument KdenliveDoc::xmlSceneList(const QString &scene, const QStringList &expandedFolders)
 {
     QDomDocument sceneList;
     sceneList.setContent(scene, true);
     QDomElement mlt = sceneList.firstChildElement("mlt");
+    if (mlt.isNull() || !mlt.hasChildNodes()) {
+        //scenelist is corrupted
+        return sceneList;
+    }
+
+    // Set playlist audio volume to 100%
+    QDomElement tractor = mlt.firstChildElement("tractor");
+    if (!tractor.isNull()) {
+        QDomNodeList props = tractor.elementsByTagName("property");
+        for (int i = 0; i < props.count(); ++i) {
+            if (props.at(i).toElement().attribute("name") == "meta.volume") {
+                props.at(i).firstChild().setNodeValue("1");
+                break;
+            }
+        }
+    }
+
     QDomElement addedXml = sceneList.createElement("kdenlivedoc");
     mlt.appendChild(addedXml);
 
+    // check if project contains custom effects to embed them in project file
+    QDomNodeList effects = mlt.elementsByTagName("filter");
+    int maxEffects = effects.count();
+    kDebug() << "// FOUD " << maxEffects << " EFFECTS+++++++++++++++++++++";
+    QMap <QString, QString> effectIds;
+    for (int i = 0; i < maxEffects; ++i) {
+        QDomNode m = effects.at(i);
+        QDomNodeList params = m.childNodes();
+        QString id;
+        QString tag;
+        for (int j = 0; j < params.count(); j++) {
+            QDomElement e = params.item(j).toElement();
+            if (e.attribute("name") == "kdenlive_id") {
+                id = e.firstChild().nodeValue();
+            }
+            if (e.attribute("name") == "tag") {
+                tag = e.firstChild().nodeValue();
+            }
+            if (!id.isEmpty() && !tag.isEmpty()) effectIds.insert(id, tag);
+        }
+    }
+    QDomDocument customeffects = initEffects::getUsedCustomEffects(effectIds);
+    addedXml.appendChild(sceneList.importNode(customeffects.documentElement(), true));
+
     QDomElement markers = sceneList.createElement("markers");
     addedXml.setAttribute("version", DOCUMENTVERSION);
     addedXml.setAttribute("kdenliveversion", VERSION);
@@ -440,6 +699,19 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
     }
     docproperties.setAttribute("position", m_render->seekPosition().frames(m_fps));
     addedXml.appendChild(docproperties);
+    
+    QDomElement docmetadata = sceneList.createElement("documentmetadata");
+    QMapIterator<QString, QString> j(m_documentMetadata);
+    while (j.hasNext()) {
+        j.next();
+        docmetadata.setAttribute(j.key(), j.value());
+    }
+    addedXml.appendChild(docmetadata);
+
+    QDomElement docnotes = sceneList.createElement("documentnotes");
+    QDomText value = sceneList.createTextNode(m_notesWidget->toHtml());
+    docnotes.appendChild(value);
+    addedXml.appendChild(docnotes);
 
     // Add profile info
     QDomElement profileinfo = sceneList.createElement("profileinfo");
@@ -457,12 +729,13 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
 
     // tracks info
     QDomElement tracksinfo = sceneList.createElement("tracksinfo");
-    foreach(const TrackInfo &info, m_tracksList) {
+    foreach(const TrackInfo & info, m_tracksList) {
         QDomElement trackinfo = sceneList.createElement("trackinfo");
-        if (info.type == AUDIOTRACK) trackinfo.setAttribute("type", "audio");
+        if (info.type == AudioTrack) trackinfo.setAttribute("type", "audio");
         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);
@@ -476,14 +749,15 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
         QDomElement folder = sceneList.createElement("folder");
         folder.setAttribute("id", f.key());
         folder.setAttribute("name", f.value());
+        if (expandedFolders.contains(f.key())) folder.setAttribute("opened", "1");
         addedXml.appendChild(folder);
     }
 
     // Save project clips
     QDomElement e;
     QList <DocClipBase*> list = m_clipManager->documentClipList();
-    for (int i = 0; i < list.count(); i++) {
-        e = list.at(i)->toXML();
+    for (int i = 0; i < list.count(); ++i) {
+        e = list.at(i)->toXML(true);
         e.setTagName("kdenlive_producer");
         addedXml.appendChild(sceneList.importNode(e, true));
         QList < CommentedTime > marks = list.at(i)->commentedSnapMarkers();
@@ -492,6 +766,7 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
             marker.setAttribute("time", marks.at(j).time().ms() / 1000);
             marker.setAttribute("comment", marks.at(j).comment());
             marker.setAttribute("id", e.attribute("id"));
+            marker.setAttribute("type", marks.at(j).markerType());
             markers.appendChild(marker);
         }
     }
@@ -504,8 +779,22 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
     addedXml.appendChild(sceneList.importNode(m_clipManager->groupsXml(), true));
 
     //wes.appendChild(doc.importNode(kdenliveData, true));
+    return sceneList;
+}
 
+bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene, const QStringList &expandedFolders, bool autosave)
+{
+    QDomDocument sceneList = xmlSceneList(scene, expandedFolders);
+    if (sceneList.isNull()) {
+        //Make sure we don't save if scenelist is corrupted
+        KMessageBox::error(kapp->activeWindow(), i18n("Cannot write to file %1, scene list is corrupted.", path));
+        return false;
+    }
+    
+    // Backup current version
+    if (!autosave) backupLastSavedVersion(path);
     QFile file(path);
+    
     if (!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
         kWarning() << "//////  ERROR writing to file: " << path;
         KMessageBox::error(kapp->activeWindow(), i18n("Cannot write to file %1", path));
@@ -519,6 +808,18 @@ bool KdenliveDoc::saveSceneList(const QString &path, const QString &scene)
         return false;
     }
     file.close();
+    if (!autosave) {
+        cleanupBackupFiles();
+        QFileInfo info(file);
+        QString fileName = KUrl(path).fileName().section('.', 0, -2);
+        fileName.append('-' + m_documentProperties.value("documentid"));
+        fileName.append(info.lastModified().toString("-yyyy-MM-dd-hh-mm"));
+        fileName.append(".kdenlive.png");
+        KUrl backupFile = m_projectFolder;
+        backupFile.addPath(".backup/");
+        backupFile.addPath(fileName);
+        emit saveTimelinePreview(backupFile.path());
+    }
     return true;
 }
 
@@ -540,17 +841,20 @@ void KdenliveDoc::setProjectFolder(KUrl url)
     KStandardDirs::makeDir(url.path());
     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);
+    KStandardDirs::makeDir(url.path(KUrl::AddTrailingSlash) + "proxy/");
+    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?", m_projectFolder.path(), url.path())) == KMessageBox::Yes) moveProjectData(url);
     m_projectFolder = url;
+
+    updateProjectFolderPlacesEntry();
 }
 
-void KdenliveDoc::moveProjectData(KUrl url)
+void KdenliveDoc::moveProjectData(const KUrl &url)
 {
     QList <DocClipBase*> list = m_clipManager->documentClipList();
-    //TODO: Also move ladspa effects files
-    for (int i = 0; i < list.count(); i++) {
+    KUrl::List cacheUrls;
+    for (int i = 0; i < list.count(); ++i) {
         DocClipBase *clip = list.at(i);
-        if (clip->clipType() == TEXT) {
+        if (clip->clipType() == Text) {
             // the image for title clip must be moved
             KUrl oldUrl = clip->fileURL();
             KUrl newUrl = KUrl(url.path(KUrl::AddTrailingSlash) + "titles/" + oldUrl.fileName());
@@ -559,18 +863,23 @@ void KdenliveDoc::moveProjectData(KUrl url)
         }
         QString hash = clip->getClipHash();
         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(KUrl::AddTrailingSlash) + "thumbs/" + hash + ".png");
-            KIO::Job *job = KIO::copy(oldVideoThumbUrl, newUrl);
-            KIO::NetAccess::synchronousRun(job, 0);
+            cacheUrls << oldVideoThumbUrl;
         }
+        KUrl oldAudioThumbUrl = KUrl(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/" + hash + ".thumb");
         if (KIO::NetAccess::exists(oldAudioThumbUrl, KIO::NetAccess::SourceSide, 0)) {
-            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();
+            cacheUrls << oldAudioThumbUrl;
+        }
+        KUrl oldVideoProxyUrl = KUrl(m_projectFolder.path(KUrl::AddTrailingSlash) + "proxy/" + hash + '.' + KdenliveSettings::proxyextension());
+        if (KIO::NetAccess::exists(oldVideoProxyUrl, KIO::NetAccess::SourceSide, 0)) {
+            cacheUrls << oldVideoProxyUrl;
         }
     }
+    if (!cacheUrls.isEmpty()) {
+        KIO::Job *job = KIO::copy(cacheUrls, KUrl(url.path(KUrl::AddTrailingSlash) + "thumbs/"));
+        job->ui()->setWindow(kapp->activeWindow());
+        KIO::NetAccess::synchronousRun(job, 0);
+    }
 }
 
 const QString &KdenliveDoc::profilePath() const
@@ -583,11 +892,14 @@ 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";
+    if (path.isEmpty())
+        path = KdenliveSettings::default_profile();
+    if (path.isEmpty())
+        path = QLatin1String("dv_pal");
     m_profile = ProfilesDialog::getVideoProfile(path);
+    double current_fps = m_fps;
     if (m_profile.path.isEmpty()) {
         // Profile not found, use embedded profile
         QDomElement profileInfo = m_document.elementsByTagName("profileinfo").at(0).toElement();
@@ -638,11 +950,12 @@ void KdenliveDoc::setProfilePath(QString path)
     m_width = m_profile.width;
     m_height = m_profile.height;
     kDebug() << "Kdenlive 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 + 0.5));
+    m_timecode.setFormat(m_fps);
+    KdenliveSettings::setCurrent_profile(m_profile.path);
+    return (current_fps != m_fps);
 }
 
-double KdenliveDoc::dar()
+double KdenliveDoc::dar() const
 {
     return (double) m_profile.display_aspect_num / m_profile.display_aspect_den;
 }
@@ -652,12 +965,6 @@ void KdenliveDoc::setThumbsProgress(const QString &message, int progress)
     emit progressInfo(message, progress);
 }
 
-void KdenliveDoc::loadingProgressed()
-{
-    m_documentLoadingProgress += m_documentLoadingStep;
-    emit progressInfo(QString(), (int) m_documentLoadingProgress);
-}
-
 QUndoStack *KdenliveDoc::commandStack()
 {
     return m_commandStack;
@@ -677,19 +984,10 @@ void KdenliveDoc::setRenderer(Render *render) {
     emit progressInfo(QString(), -1);
 }*/
 
-void KdenliveDoc::checkProjectClips()
+void KdenliveDoc::checkProjectClips(bool displayRatioChanged, bool fpsChanged)
 {
-    kDebug() << "+++++++++++++ + + + + CHK PCLIPS";
     if (m_render == NULL) return;
-    m_clipManager->resetProducersList(m_render->producersList());
-}
-
-void KdenliveDoc::updatePreviewSettings()
-{
-    m_clipManager->updatePreviewSettings();
-    m_render->updatePreviewSettings();
-    m_clipManager->resetProducersList(m_render->producersList());
-
+    m_clipManager->resetProducersList(m_render->producersList(), displayRatioChanged, fpsChanged);
 }
 
 Render *KdenliveDoc::renderer()
@@ -702,9 +1000,9 @@ void KdenliveDoc::updateClip(const QString &id)
     emit updateClipDisplay(id);
 }
 
-int KdenliveDoc::getFramePos(QString duration)
+int KdenliveDoc::getFramePos(const QString &duration)
 {
-    return m_timecode.getFrameCount(duration, m_fps);
+    return m_timecode.getFrameCount(duration);
 }
 
 QString KdenliveDoc::producerName(const QString &id)
@@ -712,7 +1010,7 @@ QString KdenliveDoc::producerName(const QString &id)
     QString result = "unnamed";
     QDomNodeList prods = producersList();
     int ct = prods.count();
-    for (int i = 0; i <  ct ; i++) {
+    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("name");
@@ -766,7 +1064,7 @@ KUrl KdenliveDoc::url() const
     return m_url;
 }
 
-void KdenliveDoc::setUrl(KUrl url)
+void KdenliveDoc::setUrl(const KUrl &url)
 {
     m_url = url;
 }
@@ -794,7 +1092,7 @@ const QString KdenliveDoc::description() const
         return m_url.fileName() + " / " + m_profile.description;
 }
 
-void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
+bool KdenliveDoc::addClip(QDomElement elem, const QString &clipId, bool createClipItem)
 {
     const QString producerId = clipId.section('_', 0, 0);
     DocClipBase *clip = m_clipManager->getClipById(producerId);
@@ -803,46 +1101,27 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
         elem.setAttribute("id", producerId);
         QString path = elem.attribute("resource");
         QString extension;
-        if (elem.attribute("type").toInt() == SLIDESHOW) {
+        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("name") << " Preview file: " << elem.attribute("resource") << " DOES NOT EXIST";
-            QString titlename = elem.attribute("name");
-            QString titleresource;
-            if (titlename.isEmpty()) {
-                QStringList titleInfo = TitleWidget::getFreeTitleInfo(projectFolder());
-                titlename = titleInfo.at(0);
-                titleresource = titleInfo.at(1);
-                elem.setAttribute("name", titlename);
-                kDebug() << "// New title set to: " << titlename;
-            } else {
-                titleresource = TitleWidget::getFreeTitleInfo(projectFolder()).at(1);
-                //titleresource = TitleWidget::getTitleResourceFromName(projectFolder(), titlename);
-            }
-            TitleWidget *dia_ui = new TitleWidget(KUrl(), KUrl(titleresource).directory(), 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);
-            setNewClipResource(clipId, titleresource);
-            delete dia_ui;
-        }*/
-
-        if (path.isEmpty() == false && QFile::exists(path) == false && elem.attribute("type").toInt() != TEXT && !elem.hasAttribute("placeholder")) {
+        }
+        if (elem.hasAttribute("_missingsource")) {
+            // Clip has proxy but missing original source
+        }
+        else 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;
             int action = KMessageBox::No;
             if (!size.isEmpty() && !hash.isEmpty()) {
-                if (!m_searchFolder.isEmpty()) newpath = searchFileRecursively(m_searchFolder, size, hash);
-                else action = (KMessageBox::ButtonCode) KMessageBox::questionYesNoCancel(kapp->activeWindow(), i18n("Clip <b>%1</b><br>is invalid, what do you want to do?", path), i18n("File not found"), KGuiItem(i18n("Search automatically")), KGuiItem(i18n("Keep as placeholder")));
+                if (!m_searchFolder.isEmpty())
+                    newpath = searchFileRecursively(m_searchFolder, size, hash);
+                else
+                    action = (KMessageBox::ButtonCode) KMessageBox::questionYesNoCancel(kapp->activeWindow(), i18n("Clip <b>%1</b><br />is invalid, what do you want to do?", path), i18n("File not found"), KGuiItem(i18n("Search automatically")), KGuiItem(i18n("Keep as placeholder")));
             } else {
-                if (elem.attribute("type").toInt() == SLIDESHOW) {
-                    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 (elem.attribute("type").toInt() == SlideShow) {
+                    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 {
@@ -850,7 +1129,7 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
                         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")));
+                    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 {
@@ -862,18 +1141,18 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
             if (action == KMessageBox::Yes) {
                 kDebug() << "// ASKED FOR SRCH CLIP: " << clipId;
                 m_searchFolder = KFileDialog::getExistingDirectory(KUrl("kfiledialog:///clipfolder"), kapp->activeWindow());
-                if (!m_searchFolder.isEmpty()) {
+                if (!m_searchFolder.isEmpty())
                     newpath = searchFileRecursively(QDir(m_searchFolder), size, hash);
-                }
             } else if (action == KMessageBox::Cancel) {
-                m_abortLoading = true;
-                return;
+                return false;
             } 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);
+                kDebug() << "// NEW CLIP PATH FOR CLIP " << clipId << " : " << newpath;
+                if (elem.attribute("type").toInt() == SlideShow)
+                    newpath.append('/' + extension);
                 elem.setAttribute("resource", newpath);
                 setNewClipResource(clipId, newpath);
                 setModified(true);
@@ -885,17 +1164,16 @@ void KdenliveDoc::addClip(QDomElement elem, QString clipId, bool createClipItem)
 
     if (createClipItem) {
         emit addProjectClip(clip);
-        qApp->processEvents();
-        m_render->getFileProperties(clip->toXML(), clip->getId(), true);
     }
-}
 
+    return true;
+}
 
 void KdenliveDoc::setNewClipResource(const QString &id, const QString &path)
 {
     QDomNodeList prods = m_document.elementsByTagName("producer");
     int maxprod = prods.count();
-    for (int i = 0; i < maxprod; i++) {
+    for (int i = 0; i < maxprod; ++i) {
         QDomNode m = prods.at(i);
         QString prodId = m.toElement().attribute("id");
         if (prodId == id || prodId.startsWith(id + '_')) {
@@ -917,7 +1195,7 @@ QString KdenliveDoc::searchFileRecursively(const QDir &dir, const QString &match
     QByteArray fileData;
     QByteArray fileHash;
     QStringList filesAndDirs = dir.entryList(QDir::Files | QDir::Readable);
-    for (int i = 0; i < filesAndDirs.size() && foundFileName.isEmpty(); i++) {
+    for (int i = 0; i < filesAndDirs.size() && foundFileName.isEmpty(); ++i) {
         QFile file(dir.absoluteFilePath(filesAndDirs.at(i)));
         if (file.open(QIODevice::ReadOnly)) {
             if (QString::number(file.size()) == matchSize) {
@@ -925,7 +1203,7 @@ QString KdenliveDoc::searchFileRecursively(const QDir &dir, const QString &match
                 * 1 MB = 1 second per 450 files (or faster)
                 * 10 MB = 9 seconds per 450 files (or faster)
                 */
-                if (file.size() > 1000000*2) {
+                if (file.size() > 1000000 * 2) {
                     fileData = file.read(1000000);
                     if (file.seek(file.size() - 1000000))
                         fileData.append(file.readAll());
@@ -935,12 +1213,14 @@ QString KdenliveDoc::searchFileRecursively(const QDir &dir, const QString &match
                 fileHash = QCryptographicHash::hash(fileData, QCryptographicHash::Md5);
                 if (QString(fileHash.toHex()) == matchHash)
                     return file.fileName();
+                else
+                    kDebug() << filesAndDirs.at(i) << "size match but not hash";
             }
         }
-        kDebug() << filesAndDirs.at(i) << file.size() << fileHash.toHex();
+        //kDebug() << filesAndDirs.at(i) << file.size() << fileHash.toHex();
     }
     filesAndDirs = dir.entryList(QDir::Dirs | QDir::Readable | QDir::Executable | QDir::NoDotAndDotDot);
-    for (int i = 0; i < filesAndDirs.size() && foundFileName.isEmpty(); i++) {
+    for (int i = 0; i < filesAndDirs.size() && foundFileName.isEmpty(); ++i) {
         foundFileName = searchFileRecursively(dir.absoluteFilePath(filesAndDirs.at(i)), matchSize, matchHash);
         if (!foundFileName.isEmpty())
             break;
@@ -948,66 +1228,60 @@ QString KdenliveDoc::searchFileRecursively(const QDir &dir, const QString &match
     return foundFileName;
 }
 
-void KdenliveDoc::addClipInfo(QDomElement elem, QDomElement orig, QString clipId)
+bool KdenliveDoc::addClipInfo(QDomElement elem, QDomElement orig, const QString &clipId)
 {
     DocClipBase *clip = m_clipManager->getClipById(clipId);
     if (clip == NULL) {
-        addClip(elem, clipId, false);
+        if (!addClip(elem, clipId, false))
+            return false;
     } else {
         QMap <QString, QString> properties;
         QDomNamedNodeMap attributes = elem.attributes();
-        QString attrname;
-        for (int i = 0; i < attributes.count(); i++) {
-            attrname = attributes.item(i).nodeName();
+        for (int i = 0; i < attributes.count(); ++i) {
+            QString attrname = attributes.item(i).nodeName();
             if (attrname != "resource")
                 properties.insert(attrname, attributes.item(i).nodeValue());
-            kDebug() << attrname << " = " << attributes.item(i).nodeValue();
+            //kDebug() << attrname << " = " << attributes.item(i).nodeValue();
         }
         clip->setProperties(properties);
         emit addProjectClip(clip, false);
     }
     if (orig != QDomElement()) {
         QMap<QString, QString> meta;
-        QDomNode m = orig.firstChild();
-        while (!m.isNull()) {
+        for (QDomNode m = orig.firstChild(); !m.isNull(); m = m.nextSibling()) {
             QString name = m.toElement().attribute("name");
             if (name.startsWith("meta.attr")) {
-                meta.insert(name.section('.', 2, 3), m.firstChild().nodeValue());
+                if (name.endsWith(".markup")) name = name.section('.', 0, -2);
+                meta.insert(name.section('.', 2, -1), m.firstChild().nodeValue());
             }
-            m = m.nextSibling();
         }
         if (!meta.isEmpty()) {
-            if (clip == NULL) clip = m_clipManager->getClipById(clipId);
-            if (clip) clip->setMetadata(meta);
+            if (clip == NULL)
+                clip = m_clipManager->getClipById(clipId);
+            if (clip)
+                clip->setMetadata(meta);
         }
     }
+    return true;
 }
 
-void KdenliveDoc::deleteProjectClip(QList <QString> ids)
-{
-    for (int i = 0; i < ids.size(); ++i) {
-        emit deleteTimelineClip(ids.at(i));
-        m_clipManager->slotDeleteClip(ids.at(i));
-    }
-    setModified(true);
-}
 
 void KdenliveDoc::deleteClip(const QString &clipId)
 {
     emit signalDeleteProjectClip(clipId);
 }
 
-void KdenliveDoc::slotAddClipList(const KUrl::List urls, const QString group, const QString &groupId)
+void KdenliveDoc::slotAddClipList(const KUrl::List &urls, const stringMap &data)
 {
-    m_clipManager->slotAddClipList(urls, group, groupId);
-    emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
+    m_clipManager->slotAddClipList(urls, data);
+    //emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
     setModified(true);
 }
 
 
-void KdenliveDoc::slotAddClipFile(const KUrl url, const QString group, const QString &groupId)
+void KdenliveDoc::slotAddClipFile(const KUrl &url, const stringMap &data)
 {
-    m_clipManager->slotAddClipFile(url, group, groupId);
+    m_clipManager->slotAddClipFile(url, data);
     emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
     setModified(true);
 }
@@ -1022,16 +1296,23 @@ DocClipBase *KdenliveDoc::getBaseClip(const QString &clipId)
     return m_clipManager->getClipById(clipId);
 }
 
-void KdenliveDoc::slotCreateColorClip(const QString &name, const QString &color, const QString &duration, QString group, const QString &groupId)
+void KdenliveDoc::slotCreateXmlClip(const QString &name, const QDomElement &xml, const QString &group, const QString &groupId)
+{
+    m_clipManager->slotAddXmlClipFile(name, xml, group, groupId);
+    setModified(true);
+    emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
+}
+
+void KdenliveDoc::slotCreateColorClip(const QString &name, const QString &color, const QString &duration, const QString &group, const QString &groupId)
 {
     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)
+void KdenliveDoc::slotCreateSlideshowClipFile(const QMap <QString, QString> &properties, const QString &group, const QString &groupId)
 {
-    m_clipManager->slotAddSlideshowClipFile(name, path, count, duration, loop, fade, luma_duration, luma_file, softness, group, groupId);
+    m_clipManager->slotAddSlideshowClipFile(properties, group, groupId);
     setModified(true);
     emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
 }
@@ -1040,12 +1321,8 @@ void KdenliveDoc::slotCreateTextClip(QString group, const QString &groupId, cons
 {
     QString titlesFolder = projectFolder().path(KUrl::AddTrailingSlash) + "titles/";
     KStandardDirs::makeDir(titlesFolder);
-    TitleWidget *dia_ui = new TitleWidget(templatePath, m_timecode, titlesFolder, m_render, kapp->activeWindow());
+    QPointer<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(i18n("Title clip"), dia_ui->duration(), dia_ui->xml().toString(), group, groupId);
         setModified(true);
         emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
@@ -1053,24 +1330,18 @@ void KdenliveDoc::slotCreateTextClip(QString group, const QString &groupId, cons
     delete dia_ui;
 }
 
-void KdenliveDoc::slotCreateTextTemplateClip(QString group, const QString &groupId, KUrl path)
+void KdenliveDoc::slotCreateTextTemplateClip(const 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"));
+        path = KFileDialog::getOpenUrl(KUrl(titlesFolder), "application/x-kdenlivetitle", kapp->activeWindow(), i18n("Enter Template Path"));
     }
 
     if (path.isEmpty()) return;
 
-    QStringList titleInfo = TitleWidget::getFreeTitleInfo(projectFolder(), true);
-
     //TODO: rewrite with new title system (just set resource)
-    /*TitleWidget *dia_ui = new TitleWidget(path, titlesFolder, m_render, kapp->activeWindow());
-    QImage pix = dia_ui->renderedPixmap();
-    pix.save(titleInfo.at(1));
-    delete dia_ui;
-    m_clipManager->slotAddTextTemplateClip(titleInfo.at(0), titleInfo.at(1), path, group, groupId);
-    setModified(true);*/
+    m_clipManager->slotAddTextTemplateClip(i18n("Template title clip"), path, group, groupId);
+    setModified(true);
     emit selectLastAddedClip(QString::number(m_clipManager->lastClipId()));
 }
 
@@ -1081,30 +1352,60 @@ int KdenliveDoc::tracksCount() const
 
 TrackInfo KdenliveDoc::trackInfoAt(int ix) const
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Track INFO outisde of range";
+        return TrackInfo();
+    }
     return m_tracksList.at(ix);
 }
 
 void KdenliveDoc::switchTrackAudio(int ix, bool hide)
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "SWITCH Track outisde of range";
+        return;
+    }
     m_tracksList[ix].isMute = hide; // !m_tracksList.at(ix).isMute;
 }
 
 void KdenliveDoc::switchTrackLock(int ix, bool lock)
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Track Lock outisde of range";
+        return;
+    }
     m_tracksList[ix].isLocked = lock;
 }
 
 bool KdenliveDoc::isTrackLocked(int ix) const
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Track Lock outisde of range";
+        return true;
+    }
     return m_tracksList.at(ix).isLocked;
 }
 
 void KdenliveDoc::switchTrackVideo(int ix, bool hide)
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "SWITCH Track outisde of range";
+        return;
+    }
     m_tracksList[ix].isBlind = hide; // !m_tracksList.at(ix).isBlind;
 }
 
-void KdenliveDoc::insertTrack(int ix, TrackInfo type)
+int KdenliveDoc::trackDuration(int ix)
+{
+    return m_tracksList.at(ix).duration;
+}
+
+void KdenliveDoc::setTrackDuration(int ix, int duration)
+{
+    m_tracksList[ix].duration = duration;
+}
+
+void KdenliveDoc::insertTrack(int ix, const TrackInfo &type)
 {
     if (ix == -1) m_tracksList << type;
     else m_tracksList.insert(ix, type);
@@ -1112,15 +1413,24 @@ void KdenliveDoc::insertTrack(int ix, TrackInfo type)
 
 void KdenliveDoc::deleteTrack(int ix)
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Delete Track outisde of range";
+        return;
+    }
     m_tracksList.removeAt(ix);
 }
 
-void KdenliveDoc::setTrackType(int ix, TrackInfo type)
+void KdenliveDoc::setTrackType(int ix, const TrackInfo &type)
 {
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "SET Track Type outisde of range";
+        return;
+    }
     m_tracksList[ix].type = type.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
@@ -1132,71 +1442,432 @@ QPoint KdenliveDoc::getTracksCount() const
 {
     int audio = 0;
     int video = 0;
-    foreach(const TrackInfo &info, m_tracksList) {
-        if (info.type == VIDEOTRACK) video++;
+    foreach(const TrackInfo & info, m_tracksList) {
+        if (info.type == VideoTrack) video++;
         else audio++;
     }
     return QPoint(video, audio);
 }
 
-void KdenliveDoc::cachePixmap(const QString &fileId, const QPixmap &pix) const
+void KdenliveDoc::cacheImage(const QString &fileId, const QImage &img) const
+{
+    img.save(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/" + fileId + ".png");
+}
+
+bool KdenliveDoc::checkDocumentClips(QDomNodeList infoproducers)
+{
+    DocumentChecker d(infoproducers, m_document);
+    return (d.hasErrorInClips() == false);
+
+    /*    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
 {
-    pix.save(m_projectFolder.path(KUrl::AddTrailingSlash) + "thumbs/" + fileId + ".png");
+    return m_documentProperties.value(name);
 }
 
-QString KdenliveDoc::getLadspaFile() const
+QMap <QString, QString> KdenliveDoc::getRenderProperties() const
 {
-    int ct = 0;
-    QString counter = QString::number(ct).rightJustified(5, '0', false);
-    while (QFile::exists(m_projectFolder.path(KUrl::AddTrailingSlash) + "ladspa/" + counter + ".ladspa")) {
-        ct++;
-        counter = QString::number(ct).rightJustified(5, '0', false);
+    QMap <QString, QString> renderProperties;
+    QMapIterator<QString, QString> i(m_documentProperties);
+    while (i.hasNext()) {
+        i.next();
+        if (i.key().startsWith("render")) renderProperties.insert(i.key(), i.value());
     }
-    return m_projectFolder.path(KUrl::AddTrailingSlash) + "ladspa/" + counter + ".ladspa";
+    return renderProperties;
 }
 
-bool KdenliveDoc::checkDocumentClips(QDomNodeList infoproducers)
+void KdenliveDoc::addTrackEffect(int ix, QDomElement effect)
+{
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Add Track effect outisde of range";
+        return;
+    }
+    effect.setAttribute("kdenlive_ix", m_tracksList.at(ix).effectsList.count() + 1);
+
+    // Init parameter value & keyframes if required
+    QDomNodeList params = effect.elementsByTagName("parameter");
+    for (int i = 0; i < params.count(); ++i) {
+        QDomElement e = params.item(i).toElement();
+
+        // Check if this effect has a variable parameter
+        if (e.attribute("default").contains('%')) {
+            double evaluatedValue = ProfilesDialog::getStringEval(m_profile, e.attribute("default"));
+            e.setAttribute("default", evaluatedValue);
+            if (e.hasAttribute("value") && e.attribute("value").startsWith('%')) {
+                e.setAttribute("value", evaluatedValue);
+            }
+        }
+
+        if (!e.isNull() && (e.attribute("type") == "keyframe" || e.attribute("type") == "simplekeyframe")) {
+            QString def = e.attribute("default");
+            // Effect has a keyframe type parameter, we need to set the values
+            if (e.attribute("keyframes").isEmpty()) {
+                e.setAttribute("keyframes", "0:" + def + ';');
+                kDebug() << "///// EFFECT KEYFRAMES INITED: " << e.attribute("keyframes");
+                //break;
+            }
+        }
+
+        if (effect.attribute("id") == "crop") {
+            // default use_profile to 1 for clips with proxies to avoid problems when rendering
+            if (e.attribute("name") == "use_profile" && getDocumentProperty("enableproxy") == "1")
+                e.setAttribute("value", "1");
+        }
+    }
+
+    m_tracksList[ix].effectsList.append(effect);
+}
+
+void KdenliveDoc::removeTrackEffect(int ix, const QDomElement &effect)
+{
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Remove Track effect outisde of range";
+        return;
+    }
+    int index;
+    int toRemove = effect.attribute("kdenlive_ix").toInt();
+    for (int i = 0; i < m_tracksList.at(ix).effectsList.count(); ++i) {
+        index = m_tracksList.at(ix).effectsList.at(i).attribute("kdenlive_ix").toInt();
+        if (toRemove == index) {
+            m_tracksList[ix].effectsList.removeAt(toRemove);
+            break;
+        }
+    }
+}
+
+void KdenliveDoc::setTrackEffect(int trackIndex, int effectIndex, QDomElement effect)
+{
+    if (trackIndex < 0 || trackIndex >= m_tracksList.count()) {
+        kWarning() << "Set Track effect outisde of range";
+        return;
+    }
+    if (effectIndex <= 0 || effectIndex > (m_tracksList.at(trackIndex).effectsList.count()) || effect.isNull()) {
+        kDebug() << "Invalid effect index: " << effectIndex;
+        return;
+    }
+    m_tracksList[trackIndex].effectsList.removeAt(effect.attribute("kdenlive_ix").toInt());
+    effect.setAttribute("kdenlive_ix", effectIndex);
+    m_tracksList[trackIndex].effectsList.insert(effect);
+    //m_tracksList[trackIndex].effectsList.updateEffect(effect);
+}
+
+void KdenliveDoc::enableTrackEffects(int trackIndex, const QList <int> &effectIndexes, bool disable)
+{
+    if (trackIndex < 0 || trackIndex >= m_tracksList.count()) {
+        kWarning() << "Set Track effect outisde of range";
+        return;
+    }
+    EffectsList list = m_tracksList.at(trackIndex).effectsList;
+    QDomElement effect;
+    for (int i = 0; i < effectIndexes.count(); ++i) {
+        effect = list.itemFromIndex(effectIndexes.at(i));
+        if (!effect.isNull()) effect.setAttribute("disable", (int) disable);
+    }
+}
+
+const EffectsList KdenliveDoc::getTrackEffects(int ix)
+{
+    if (ix < 0 || ix >= m_tracksList.count()) {
+        kWarning() << "Get Track effects outisde of range";
+        return EffectsList();
+    }
+    return m_tracksList.at(ix).effectsList;
+}
+
+QDomElement KdenliveDoc::getTrackEffect(int trackIndex, int effectIndex) const
+{
+    if (trackIndex < 0 || trackIndex >= m_tracksList.count()) {
+        kWarning() << "Get Track effect outisde of range";
+        return QDomElement();
+    }
+    EffectsList list = m_tracksList.at(trackIndex).effectsList;
+    if (effectIndex > list.count() || effectIndex < 1 || list.itemFromIndex(effectIndex).isNull()) return QDomElement();
+    return list.itemFromIndex(effectIndex).cloneNode().toElement();
+}
+
+int KdenliveDoc::hasTrackEffect(int trackIndex, const QString &tag, const QString &id) const
+{
+    if (trackIndex < 0 || trackIndex >= m_tracksList.count()) {
+        kWarning() << "Get Track effect outisde of range";
+        return -1;
+    }
+    EffectsList list = m_tracksList.at(trackIndex).effectsList;
+    return list.hasEffect(tag, id);
+}
+
+bool KdenliveDoc::saveCustomEffects(const QDomNodeList &customeffects)
 {
-    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;
+    QStringList importedEffects;
+    int maxchild = customeffects.count();
+    for (int i = 0; i < maxchild; ++i) {
+        e = customeffects.at(i).toElement();
+        const QString id = e.attribute("id");
+        const QString tag = e.attribute("tag");
+        if (!id.isEmpty()) {
+            // Check if effect exists or save it
+            if (MainWindow::customEffects.hasEffect(tag, id) == -1) {
+                QDomDocument doc;
+                doc.appendChild(doc.importNode(e, true));
+                QString path = KStandardDirs::locateLocal("appdata", "effects/", true);
+                path += id + ".xml";
+                if (!QFile::exists(path)) {
+                    importedEffects << id;
+                    QFile file(path);
+                    if (file.open(QFile::WriteOnly | QFile::Truncate)) {
+                        QTextStream out(&file);
+                        out << doc.toString();
+                    }
+                }
+            }
         }
-        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 (!importedEffects.isEmpty())
+        KMessageBox::informationList(kapp->activeWindow(), i18n("The following effects were imported from the project:"), importedEffects);
+    return (!importedEffects.isEmpty());
+}
+
+void KdenliveDoc::updateProjectFolderPlacesEntry()
+{
+    /*
+     * For similar and more code have a look at kfileplacesmodel.cpp and the included files:
+     * http://websvn.kde.org/trunk/KDE/kdelibs/kfile/kfileplacesmodel.cpp?view=markup
+     */
+
+    const QString file = KStandardDirs::locateLocal("data", "kfileplaces/bookmarks.xml");
+    KBookmarkManager *bookmarkManager = KBookmarkManager::managerForFile(file, "kfilePlaces");
+    if (!bookmarkManager) return;
+    KBookmarkGroup root = bookmarkManager->root();
+    
+    KBookmark bookmark = root.first();
+
+    QString kdenliveName = KGlobal::mainComponent().componentName();
+    KUrl documentLocation = m_projectFolder;
+
+    bool exists = false;
+
+    while (!bookmark.isNull()) {
+        // UDI not empty indicates a device
+        QString udi = bookmark.metaDataItem("UDI");
+        QString appName = bookmark.metaDataItem("OnlyInApp");
+
+        if (udi.isEmpty() && appName == kdenliveName && bookmark.text() == i18n("Project Folder")) {
+            if (bookmark.url() != documentLocation) {
+                bookmark.setUrl(documentLocation);
+                bookmarkManager->emitChanged(root);
             }
+            exists = true;
+            break;
         }
+
+        bookmark = root.next(bookmark);
+    }
+
+    // if entry does not exist yet (was not found), well, create it then
+    if (!exists) {
+        bookmark = root.addBookmark(i18n("Project Folder"), documentLocation, "folder-favorites");
+        // Make this user selectable ?
+        bookmark.setMetaDataItem("OnlyInApp", kdenliveName);
+        bookmarkManager->emitChanged(root);
     }
-    if (missingClips.isEmpty()) return true;
-    DocumentChecker d(missingClips, m_document);
-    return (d.exec() == QDialog::Accepted);
 }
 
-void KdenliveDoc::setDocumentProperty(const QString &name, const QString &value)
+QStringList KdenliveDoc::getExpandedFolders()
 {
-    m_documentProperties[name] = value;
+    QStringList result = m_documentProperties.value("expandedfolders").split(';');
+    // this property is only needed once when opening project, so clear it now
+    m_documentProperties.remove("expandedfolders");
+    return result;
 }
 
-const QString KdenliveDoc::getDocumentProperty(const QString &name) const
+// static
+double KdenliveDoc::getDisplayRatio(const QString &path)
 {
-    return m_documentProperties.value(name);
+    QFile file(path);
+    QDomDocument doc;
+    if (!file.open(QIODevice::ReadOnly)) {
+        kWarning() << "ERROR, CANNOT READ: " << path;
+        return 0;
+    }
+    if (!doc.setContent(&file)) {
+        kWarning() << "ERROR, CANNOT READ: " << path;
+        file.close();
+        return 0;
+    }
+    file.close();
+    QDomNodeList list = doc.elementsByTagName("profile");
+    if (list.isEmpty()) return 0;
+    QDomElement profile = list.at(0).toElement();
+    double den = profile.attribute("display_aspect_den").toDouble();
+    if (den > 0) return profile.attribute("display_aspect_num").toDouble() / den;
+    return 0;
+}
+
+void KdenliveDoc::backupLastSavedVersion(const QString &path)
+{
+    // Ensure backup folder exists
+    if (path.isEmpty()) return;
+    QFile file(path);
+    KUrl backupFile = m_projectFolder;
+    backupFile.addPath(".backup/");
+    KIO::NetAccess::mkdir(backupFile, kapp->activeWindow());
+    QString fileName = KUrl(path).fileName().section('.', 0, -2);
+    QFileInfo info(file);
+    fileName.append('-' + m_documentProperties.value("documentid"));
+    fileName.append(info.lastModified().toString("-yyyy-MM-dd-hh-mm"));
+    fileName.append(".kdenlive");
+    backupFile.addPath(fileName);
+
+    if (file.exists()) {
+        // delete previous backup if it was done less than 60 seconds ago
+        QFile::remove(backupFile.path());
+        if (!QFile::copy(path, backupFile.path())) {
+            KMessageBox::information(kapp->activeWindow(), i18n("Cannot create backup copy:\n%1", backupFile.path()));
+        }
+    }
+}
+
+void KdenliveDoc::cleanupBackupFiles()
+{
+    KUrl backupFile = m_projectFolder;
+    backupFile.addPath(".backup/");
+    QDir dir(backupFile.path());
+    QString projectFile = url().fileName().section('.', 0, -2);
+    projectFile.append('-' + m_documentProperties.value("documentid"));
+    projectFile.append("-??");
+    projectFile.append("??");
+    projectFile.append("-??");
+    projectFile.append("-??");
+    projectFile.append("-??");
+    projectFile.append("-??.kdenlive");
+
+    QStringList filter;
+    backupFile.addPath(projectFile);
+    filter << projectFile;
+    dir.setNameFilters(filter);
+    QFileInfoList resultList = dir.entryInfoList(QDir::Files, QDir::Time);
+
+    QDateTime d = QDateTime::currentDateTime();
+    QStringList hourList;
+    QStringList dayList;
+    QStringList weekList;
+    QStringList oldList;
+    for (int i = 0; i < resultList.count(); ++i) {
+        if (d.secsTo(resultList.at(i).lastModified()) < 3600) {
+            // files created in the last hour
+            hourList.append(resultList.at(i).absoluteFilePath());
+        }
+        else if (d.secsTo(resultList.at(i).lastModified()) < 43200) {
+            // files created in the day
+            dayList.append(resultList.at(i).absoluteFilePath());
+        }
+        else if (d.daysTo(resultList.at(i).lastModified()) < 8) {
+            // files created in the week
+            weekList.append(resultList.at(i).absoluteFilePath());
+        }
+        else {
+            // older files
+            oldList.append(resultList.at(i).absoluteFilePath());
+        }
+    }
+    if (hourList.count() > 20) {
+        int step = hourList.count() / 10;
+        for (int i = 0; i < hourList.count(); i += step) {
+            kDebug()<<"REMOVE AT: "<<i<<", COUNT: "<<hourList.count();
+            hourList.removeAt(i);
+            --i;
+        }
+    } else hourList.clear();
+    if (dayList.count() > 20) {
+        int step = dayList.count() / 10;
+        for (int i = 0; i < dayList.count(); i += step) {
+            dayList.removeAt(i);
+            --i;
+        }
+    } else dayList.clear();
+    if (weekList.count() > 20) {
+        int step = weekList.count() / 10;
+        for (int i = 0; i < weekList.count(); i += step) {
+            weekList.removeAt(i);
+            --i;
+        }
+    } else weekList.clear();
+    if (oldList.count() > 20) {
+        int step = oldList.count() / 10;
+        for (int i = 0; i < oldList.count(); i += step) {
+            oldList.removeAt(i);
+            --i;
+        }
+    } else oldList.clear();
+    
+    QString f;
+    while (hourList.count() > 0) {
+        f = hourList.takeFirst();
+        QFile::remove(f);
+        QFile::remove(f + ".png");
+    }
+    while (dayList.count() > 0) {
+        f = dayList.takeFirst();
+        QFile::remove(f);
+        QFile::remove(f + ".png");
+    }
+    while (weekList.count() > 0) {
+        f = weekList.takeFirst();
+        QFile::remove(f);
+        QFile::remove(f + ".png");
+    }
+    while (oldList.count() > 0) {
+        f = oldList.takeFirst();
+        QFile::remove(f);
+        QFile::remove(f + ".png");
+    }
+}
+
+const QMap <QString, QString> KdenliveDoc::metadata() const
+{
+    return m_documentMetadata;
+}
+
+void KdenliveDoc::setMetadata(const QMap<QString, QString> &meta)
+{
+    setModified(true);
+    m_documentMetadata = meta;
 }
 
 #include "kdenlivedoc.moc"