now we can use nullptr

renderer/kdenlive_render.cpp

@@ -120,7 +120,7 @@ int main(int argc, char **argv)
             job->setLocale(locale);
         }
         job->start();
-        RenderJob *dualjob = Q_NULLPTR;
+        RenderJob *dualjob = nullptr;
         if (dualpass) {
             if (vprelist.size() > 1) {
                 args.replaceInStrings(QRegExp(QLatin1String("^vpre=.*")), QStringLiteral("vpre=%1").arg(vprelist.at(1)));

renderer/renderjob.cpp

@@ -42,8 +42,8 @@ RenderJob::RenderJob(bool erase, bool usekuiserver, int pid, const QString &rend
     m_progress(0),
     m_prog(renderer),
     m_player(player),
-    m_jobUiserver(Q_NULLPTR),
-    m_kdenliveinterface(Q_NULLPTR),
+    m_jobUiserver(nullptr),
+    m_kdenliveinterface(nullptr),
     m_usekuiserver(usekuiserver),
     m_logfile(dest + ".txt"),
     m_erase(erase),

src/bin/abstractprojectitem.cpp

@@ -123,7 +123,7 @@ Bin *AbstractProjectItem::bin()
     if (m_parent) {
         return m_parent->bin();
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QPixmap AbstractProjectItem::roundedPixmap(const QPixmap &source)

src/bin/bin.cpp

@@ -213,7 +213,7 @@ bool BinMessageWidget::event(QEvent *ev)
 }
 
 SmallJobLabel::SmallJobLabel(QWidget *parent) : QPushButton(parent)
-    , m_action(Q_NULLPTR)
+    , m_action(nullptr)
 {
     setFixedWidth(0);
     setFlat(true);
@@ -326,21 +326,21 @@ bool LineEventEater::eventFilter(QObject *obj, QEvent *event)
 Bin::Bin(QWidget *parent) :
     QWidget(parent)
     , isLoading(false)
-    , m_itemModel(Q_NULLPTR)
-    , m_itemView(Q_NULLPTR)
-    , m_rootFolder(Q_NULLPTR)
-    , m_folderUp(Q_NULLPTR)
-    , m_jobManager(Q_NULLPTR)
-    , m_doc(Q_NULLPTR)
-    , m_extractAudioAction(Q_NULLPTR)
-    , m_transcodeAction(Q_NULLPTR)
-    , m_clipsActionsMenu(Q_NULLPTR)
-    , m_inTimelineAction(Q_NULLPTR)
+    , m_itemModel(nullptr)
+    , m_itemView(nullptr)
+    , m_rootFolder(nullptr)
+    , m_folderUp(nullptr)
+    , m_jobManager(nullptr)
+    , m_doc(nullptr)
+    , m_extractAudioAction(nullptr)
+    , m_transcodeAction(nullptr)
+    , m_clipsActionsMenu(nullptr)
+    , m_inTimelineAction(nullptr)
     , m_listType((BinViewType) KdenliveSettings::binMode())
     , m_iconSize(160, 90)
-    , m_propertiesPanel(Q_NULLPTR)
+    , m_propertiesPanel(nullptr)
     , m_blankThumb()
-    , m_invalidClipDialog(Q_NULLPTR)
+    , m_invalidClipDialog(nullptr)
     , m_gainedFocus(false)
     , m_audioDuration(0)
     , m_processedAudio(0)
@@ -632,7 +632,7 @@ bool Bin::eventFilter(QObject *obj, QEvent *event)
             QAbstractItemView *view = qobject_cast<QAbstractItemView *>(obj->parent());
             if (view) {
                 QModelIndex idx = view->indexAt(mouseEvent->pos());
-                ClipController *ctl = Q_NULLPTR;
+                ClipController *ctl = nullptr;
                 if (idx.isValid()) {
                     AbstractProjectItem *item = static_cast<AbstractProjectItem *>(m_proxyModel->mapToSource(idx).internalPointer());
                     if (item) {
@@ -772,7 +772,7 @@ void Bin::slotAddClip()
 void Bin::deleteClip(const QString &id)
 {
     if (m_monitor->activeClipId() == id) {
-        emit openClip(Q_NULLPTR);
+        emit openClip(nullptr);
     }
     ProjectClip *clip = m_rootFolder->clip(id);
     if (!clip) {
@@ -793,7 +793,7 @@ ProjectClip *Bin::getFirstSelectedClip()
 {
     QModelIndexList indexes = m_proxyModel->selectionModel()->selectedIndexes();
     if (indexes.isEmpty()) {
-        return Q_NULLPTR;
+        return nullptr;
     }
     foreach (const QModelIndex &ix, indexes) {
         AbstractProjectItem *item = static_cast<AbstractProjectItem *>(m_proxyModel->mapToSource(ix).internalPointer());
@@ -802,7 +802,7 @@ ProjectClip *Bin::getFirstSelectedClip()
             return clip;
         }
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 void Bin::slotDeleteClip()
@@ -917,7 +917,7 @@ void Bin::slotReloadClip()
         AbstractProjectItem *item = static_cast<AbstractProjectItem *>(m_proxyModel->mapToSource(ix).internalPointer());
         ProjectClip *currentItem = qobject_cast<ProjectClip *>(item);
         if (currentItem) {
-            emit openClip(Q_NULLPTR);
+            emit openClip(nullptr);
             if (currentItem->clipType() == Playlist) {
                 //Check if a clip inside playlist is missing
                 QString path = currentItem->url();
@@ -1043,7 +1043,7 @@ void Bin::setDocument(KdenliveDoc *project)
 {
     // Remove clip from Bin's monitor
     if (m_doc) {
-        emit openClip(Q_NULLPTR);
+        emit openClip(nullptr);
     }
     m_infoMessage->hide();
     blockSignals(true);
@@ -1060,7 +1060,7 @@ void Bin::setDocument(KdenliveDoc *project)
     }
     delete m_rootFolder;
     delete m_itemView;
-    m_itemView = Q_NULLPTR;
+    m_itemView = nullptr;
     delete m_jobManager;
     m_clipCounter = 1;
     m_folderCounter = 1;
@@ -1084,7 +1084,7 @@ void Bin::setDocument(KdenliveDoc *project)
 
     //connect(m_itemModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)), m_itemView
     //connect(m_itemModel, SIGNAL(updateCurrentItem()), this, SLOT(autoSelect()));
-    slotInitView(Q_NULLPTR);
+    slotInitView(nullptr);
     bool binEffectsDisabled = getDocumentProperty(QStringLiteral("disablebineffects")).toInt() == 1;
     setBinEffectsDisabledStatus(binEffectsDisabled);
     autoSelect();
@@ -1279,7 +1279,7 @@ void Bin::slotLoadFolders(const QMap<QString, QString> &foldersData)
             if (parentFolder == m_rootFolder) {
                 // parent folder not yet created, create unnamed placeholder
                 parentFolder = new ProjectFolder(parentId, QString(), parentFolder);
-            } else if (parentFolder == Q_NULLPTR) {
+            } else if (parentFolder == nullptr) {
                 // Parent folder not yet created in hierarchy
                 if (iterations > maxIterations) {
                     // Give up, place folder in root
@@ -1480,11 +1480,11 @@ void Bin::selectProxyModel(const QModelIndex &id)
         // No item selected in bin
         m_openAction->setEnabled(false);
         m_deleteAction->setEnabled(false);
-        showClipProperties(Q_NULLPTR);
+        showClipProperties(nullptr);
         emit findInTimeline(QString());
-        emit masterClipSelected(Q_NULLPTR, m_monitor);
+        emit masterClipSelected(nullptr, m_monitor);
         // Display black bg in clip monitor
-        emit openClip(Q_NULLPTR);
+        emit openClip(nullptr);
     }
 }
 
@@ -1539,7 +1539,7 @@ void Bin::slotInitView(QAction *action)
                     m_folderUp->parent()->removeChild(m_folderUp);
                 }
                 delete m_folderUp;
-                m_folderUp = Q_NULLPTR;
+                m_folderUp = nullptr;
             }
         }
         m_listType = static_cast<BinViewType>(viewType);
@@ -1551,7 +1551,7 @@ void Bin::slotInitView(QAction *action)
     switch (m_listType) {
     case BinIconView:
         m_itemView = new MyListView(this);
-        m_folderUp = new ProjectFolderUp(Q_NULLPTR);
+        m_folderUp = new ProjectFolderUp(nullptr);
         m_showDate->setEnabled(false);
         m_showDesc->setEnabled(false);
         break;
@@ -1744,7 +1744,7 @@ void Bin::slotItemDoubleClicked(const QModelIndex &ix, const QPoint pos)
                 // We are entering a parent folder
                 m_folderUp->setParent(parentItem->parent());
             } else {
-                m_folderUp->setParent(Q_NULLPTR);
+                m_folderUp->setParent(nullptr);
             }
             m_itemView->setRootIndex(m_proxyModel->mapFromSource(parent));
             return;
@@ -1817,12 +1817,12 @@ void Bin::slotSwitchClipProperties()
             return;
         }
     }
-    slotSwitchClipProperties(Q_NULLPTR);
+    slotSwitchClipProperties(nullptr);
 }
 
 void Bin::slotSwitchClipProperties(ProjectClip *clip)
 {
-    if (clip == Q_NULLPTR) {
+    if (clip == nullptr) {
         m_propertiesPanel->setEnabled(false);
         return;
     }
@@ -1935,7 +1935,7 @@ QStringList Bin::getBinFolderClipIds(const QString &id) const
 
 ProjectClip *Bin::getBinClip(const QString &id)
 {
-    ProjectClip *clip = Q_NULLPTR;
+    ProjectClip *clip = nullptr;
     if (id.contains(QLatin1Char('_'))) {
         clip = m_rootFolder->clip(id.section(QLatin1Char('_'), 0, 0));
     } else if (!id.isEmpty()) {
@@ -2008,7 +2008,7 @@ void Bin::slotProducerReady(const requestClipInfo &info, ClipController *control
                 }
             }
         } else if (currentClip == info.clipId) {
-            emit openClip(Q_NULLPTR);
+            emit openClip(nullptr);
             clip->setCurrent(true);
         }
     } else {
@@ -2194,7 +2194,7 @@ void Bin::slotUpdateJobStatus(const QString &id, int jobType, int status, const
         }
 
         if (!actionName.isEmpty()) {
-            QAction *action = Q_NULLPTR;
+            QAction *action = nullptr;
             QList< KActionCollection * > collections = KActionCollection::allCollections();
             for (int i = 0; i < collections.count(); ++i) {
                 KActionCollection *coll = collections.at(i);
@@ -3186,7 +3186,7 @@ void Bin::slotAddClipMarker(const QString &id, const QList<CommentedTime> &newMa
     if (!clip) {
         return;
     }
-    if (groupCommand == Q_NULLPTR) {
+    if (groupCommand == nullptr) {
         groupCommand = new QUndoCommand;
         groupCommand->setText(i18np("Add marker", "Add markers", newMarkers.count()));
     }
@@ -3503,7 +3503,7 @@ void Bin::slotQueryRemoval(const QString &id, const QString &url, const QString
         }
     }
     delete m_invalidClipDialog;
-    m_invalidClipDialog = Q_NULLPTR;
+    m_invalidClipDialog = nullptr;
 }
 
 void Bin::slotRefreshClipThumbnail(const QString &id)
@@ -3684,7 +3684,7 @@ void Bin::slotSendAudioThumb(const QString &id)
 bool Bin::isEmpty() const
 {
     // TODO: return true if we only have folders
-    if (m_clipCounter == 1 || m_rootFolder == Q_NULLPTR) {
+    if (m_clipCounter == 1 || m_rootFolder == nullptr) {
         return true;
     }
     return m_rootFolder->isEmpty();
@@ -3692,11 +3692,11 @@ bool Bin::isEmpty() const
 
 void Bin::reloadAllProducers()
 {
-    if (m_rootFolder == Q_NULLPTR || m_rootFolder->isEmpty() || !isEnabled()) {
+    if (m_rootFolder == nullptr || m_rootFolder->isEmpty() || !isEnabled()) {
         return;
     }
     QList<ProjectClip *> clipList = m_rootFolder->childClips();
-    emit openClip(Q_NULLPTR);
+    emit openClip(nullptr);
     foreach (ProjectClip *clip, clipList) {
         QDomDocument doc;
         QDomElement xml = clip->toXml(doc);

src/bin/generators/generators.cpp

@@ -37,10 +37,10 @@
 
 Generators::Generators(Monitor *monitor, const QString &path, QWidget *parent) :
     QDialog(parent)
-    , m_producer(Q_NULLPTR)
-    , m_timePos(Q_NULLPTR)
-    , m_container(Q_NULLPTR)
-    , m_preview(Q_NULLPTR)
+    , m_producer(nullptr)
+    , m_timePos(nullptr)
+    , m_container(nullptr)
+    , m_preview(nullptr)
 {
     QFile file(path);
     QDomDocument doc;

src/bin/projectclip.cpp

@@ -47,7 +47,7 @@ ProjectClip::ProjectClip(const QString &id, const QIcon &thumb, ClipController *
     AbstractProjectItem(AbstractProjectItem::ClipItem, id, parent)
     , m_abortAudioThumb(false)
     , m_controller(controller)
-    , m_thumbsProducer(Q_NULLPTR)
+    , m_thumbsProducer(nullptr)
 {
     m_clipStatus = StatusReady;
     m_name = m_controller->clipName();
@@ -72,9 +72,9 @@ ProjectClip::ProjectClip(const QString &id, const QIcon &thumb, ClipController *
 ProjectClip::ProjectClip(const QDomElement &description, const QIcon &thumb, ProjectFolder *parent) :
     AbstractProjectItem(AbstractProjectItem::ClipItem, description, parent)
     , m_abortAudioThumb(false)
-    , m_controller(Q_NULLPTR)
+    , m_controller(nullptr)
     , m_type(Unknown)
-    , m_thumbsProducer(Q_NULLPTR)
+    , m_thumbsProducer(nullptr)
 {
     Q_ASSERT(description.hasAttribute("id"));
     m_clipStatus = StatusWaiting;
@@ -188,13 +188,13 @@ ProjectClip *ProjectClip::clip(const QString &id)
     if (id == m_id) {
         return this;
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 ProjectFolder *ProjectClip::folder(const QString &id)
 {
     Q_UNUSED(id)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 void ProjectClip::disableEffects(bool disable)
@@ -212,7 +212,7 @@ ProjectSubClip *ProjectClip::getSubClip(int in, int out)
             return clip;
         }
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QStringList ProjectClip::subClipIds() const
@@ -232,7 +232,7 @@ ProjectClip *ProjectClip::clipAt(int ix)
     if (ix == index()) {
         return this;
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 /*bool ProjectClip::isValid() const
@@ -392,7 +392,7 @@ void ProjectClip::createAudioThumbs()
 Mlt::Producer *ProjectClip::originalProducer()
 {
     if (!m_controller) {
-        return Q_NULLPTR;
+        return nullptr;
     }
     return &m_controller->originalProducer();
 }
@@ -404,11 +404,11 @@ Mlt::Producer *ProjectClip::thumbProducer()
         return m_thumbsProducer;
     }
     if (!m_controller || m_controller->clipType() == Unknown) {
-        return Q_NULLPTR;
+        return nullptr;
     }
     Mlt::Producer prod = m_controller->originalProducer();
     if (!prod.is_valid()) {
-        return Q_NULLPTR;
+        return nullptr;
     }
     Clip clip(prod);
     if (KdenliveSettings::gpu_accel()) {
@@ -430,7 +430,7 @@ ClipController *ProjectClip::controller()
 
 bool ProjectClip::isReady() const
 {
-    return m_controller != Q_NULLPTR && m_clipStatus == StatusReady;
+    return m_controller != nullptr && m_clipStatus == StatusReady;
 }
 
 /*void ProjectClip::setZone(const QPoint &zone)
@@ -863,7 +863,7 @@ QVariant ProjectClip::data(DataType type) const
 {
     switch (type) {
     case AbstractProjectItem::IconOverlay:
-        return m_controller != Q_NULLPTR ? (m_controller->hasEffects() ? QVariant("kdenlive-track_has_effect") : QVariant()) : QVariant();
+        return m_controller != nullptr ? (m_controller->hasEffects() ? QVariant("kdenlive-track_has_effect") : QVariant()) : QVariant();
         break;
     default:
         break;
@@ -888,7 +888,7 @@ void ProjectClip::slotQueryIntraThumbs(const QList<int> &frames)
 void ProjectClip::doExtractIntra()
 {
     Mlt::Producer *prod = thumbProducer();
-    if (prod == Q_NULLPTR || !prod->is_valid()) {
+    if (prod == nullptr || !prod->is_valid()) {
         return;
     }
     int fullWidth = 150 * prod->profile()->dar() + 0.5;
@@ -937,7 +937,7 @@ void ProjectClip::slotExtractImage(const QList<int> &frames)
 void ProjectClip::doExtractImage()
 {
     Mlt::Producer *prod = thumbProducer();
-    if (prod == Q_NULLPTR || !prod->is_valid()) {
+    if (prod == nullptr || !prod->is_valid()) {
         return;
     }
     int frameWidth = 150 * prod->profile()->dar() + 0.5;
@@ -1000,7 +1000,7 @@ void ProjectClip::discardAudioThumb()
 
 const QString ProjectClip::getAudioThumbPath(AudioStreamInfo *audioInfo)
 {
-    if (audioInfo == Q_NULLPTR) {
+    if (audioInfo == nullptr) {
         return QString();
     }
     int audioStream = audioInfo->ffmpeg_audio_index();
@@ -1372,7 +1372,7 @@ const QString ProjectClip::geometryWithOffset(const QString &data, int offset)
     }
     Mlt::Profile *profile = m_controller->profile();
     Mlt::Geometry geometry(data.toUtf8().data(), duration().frames(profile->fps()), profile->width(), profile->height());
-    Mlt::Geometry newgeometry(Q_NULLPTR, duration().frames(profile->fps()), profile->width(), profile->height());
+    Mlt::Geometry newgeometry(nullptr, duration().frames(profile->fps()), profile->width(), profile->height());
     Mlt::GeometryItem item;
     int pos = 0;
     while (!geometry.next_key(&item, pos)) {

src/bin/projectfolder.cpp

@@ -30,7 +30,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 ProjectFolder::ProjectFolder(const QString &id, const QString &name, ProjectFolder *parent) :
     AbstractProjectItem(AbstractProjectItem::FolderItem, id, parent)
-    , m_bin(Q_NULLPTR)
+    , m_bin(nullptr)
 {
     m_name = name;
     m_clipStatus = StatusReady;
@@ -43,7 +43,7 @@ ProjectFolder::ProjectFolder(Bin *bin) :
     , m_bin(bin)
 {
     m_name = QStringLiteral("root");
-    setParent(Q_NULLPTR);
+    setParent(nullptr);
 }
 
 ProjectFolder::~ProjectFolder()
@@ -54,7 +54,7 @@ void ProjectFolder::setCurrent(bool current, bool notify)
 {
     Q_UNUSED(notify)
     if (current) {
-        bin()->openProducer(Q_NULLPTR);
+        bin()->openProducer(nullptr);
     }
 }
 
@@ -66,7 +66,7 @@ ProjectClip *ProjectFolder::clip(const QString &id)
             return clip;
         }
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QList<ProjectClip *> ProjectFolder::childClips()
@@ -99,13 +99,13 @@ ProjectFolder *ProjectFolder::folder(const QString &id)
             return folderItem;
         }
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 ProjectClip *ProjectFolder::clipAt(int index)
 {
     if (isEmpty()) {
-        return Q_NULLPTR;
+        return nullptr;
     }
     for (int i = 0; i < count(); ++i) {
         ProjectClip *clip = at(i)->clipAt(index);
@@ -113,7 +113,7 @@ ProjectClip *ProjectFolder::clipAt(int index)
             return clip;
         }
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 void ProjectFolder::disableEffects(bool disable)

src/bin/projectfolderup.cpp

@@ -29,7 +29,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 ProjectFolderUp::ProjectFolderUp(AbstractProjectItem *parent) :
     AbstractProjectItem(AbstractProjectItem::FolderUpItem, QString(), parent)
-    , m_bin(Q_NULLPTR)
+    , m_bin(nullptr)
 {
     m_thumbnail = KoIconUtils::themedIcon(QStringLiteral("go-previous"));
     m_name = i18n("Back");
@@ -49,7 +49,7 @@ void ProjectFolderUp::setCurrent(bool current, bool notify)
 ProjectClip *ProjectFolderUp::clip(const QString &id)
 {
     Q_UNUSED(id)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QString ProjectFolderUp::getToolTip() const
@@ -60,13 +60,13 @@ QString ProjectFolderUp::getToolTip() const
 ProjectFolder *ProjectFolderUp::folder(const QString &id)
 {
     Q_UNUSED(id)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 ProjectClip *ProjectFolderUp::clipAt(int index)
 {
     Q_UNUSED(index)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 void ProjectFolderUp::disableEffects(bool)

src/bin/projectitemmodel.cpp

@@ -289,7 +289,7 @@ QMimeData *ProjectItemModel::mimeData(const QModelIndexList &indices) const
 void ProjectItemModel::onAboutToAddItem(AbstractProjectItem *item)
 {
     AbstractProjectItem *parentItem = item->parent();
-    if (parentItem == Q_NULLPTR) {
+    if (parentItem == nullptr) {
         return;
     }
     QModelIndex parentIndex;
@@ -308,7 +308,7 @@ void ProjectItemModel::onItemAdded(AbstractProjectItem *item)
 void ProjectItemModel::onAboutToRemoveItem(AbstractProjectItem *item)
 {
     AbstractProjectItem *parentItem = item->parent();
-    if (parentItem == Q_NULLPTR) {
+    if (parentItem == nullptr) {
         return;
     }
     QModelIndex parentIndex;
@@ -331,7 +331,7 @@ void ProjectItemModel::onItemUpdated(AbstractProjectItem *item)
         return;
     }
     AbstractProjectItem *parentItem = item->parent();
-    if (parentItem == Q_NULLPTR) {
+    if (parentItem == nullptr) {
         return;
     }
     QModelIndex parentIndex;

src/bin/projectsubclip.cpp

@@ -78,13 +78,13 @@ QString ProjectSubClip::getToolTip() const
 ProjectClip *ProjectSubClip::clip(const QString &id)
 {
     Q_UNUSED(id)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 ProjectFolder *ProjectSubClip::folder(const QString &id)
 {
     Q_UNUSED(id)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 void ProjectSubClip::disableEffects(bool)
@@ -105,7 +105,7 @@ QPoint ProjectSubClip::zone() const
 ProjectClip *ProjectSubClip::clipAt(int ix)
 {
     Q_UNUSED(ix)
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 QDomElement ProjectSubClip::toXml(QDomDocument &document, bool)
@@ -122,7 +122,7 @@ ProjectSubClip *ProjectSubClip::subClip(int in, int out)
     if (m_in == in && m_out == out) {
         return this;
     }
-    return Q_NULLPTR;
+    return nullptr;
 }
 
 void ProjectSubClip::setCurrent(bool current, bool notify)

src/capture/managecapturesdialog.cpp

@@ -116,7 +116,7 @@ void ManageCapturesDialog::slotDeleteCurrent()
         qCDebug(KDENLIVE_LOG) << "// ERRor removing file " << item->data(0, Qt::UserRole).toString();
     }
     delete item;
-    item = Q_NULLPTR;
+    item = nullptr;
 }
 
 void ManageCapturesDialog::slotToggle()

src/capture/mltdevicecapture.cpp

@@ -42,10 +42,10 @@ MltDeviceCapture::MltDeviceCapture(QString profile, /*VideoSurface *surface, */Q
     AbstractRender(Kdenlive::RecordMonitor, parent),
     doCapture(0),
     processingImage(false),
-    m_mltConsumer(Q_NULLPTR),
-    m_mltProducer(Q_NULLPTR),
-    m_mltProfile(Q_NULLPTR),
-    m_showFrameEvent(Q_NULLPTR),
+    m_mltConsumer(nullptr),
+    m_mltProducer(nullptr),
+    m_mltProfile(nullptr),
+    m_showFrameEvent(nullptr),
     m_droppedFrames(0),
     m_livePreview(KdenliveSettings::enable_recording_preview())
 {
@@ -121,7 +121,7 @@ bool MltDeviceCapture::buildConsumer(const QString &profileName)
     //m_mltConsumer->set("real_time", 0);
     if (!m_mltConsumer->is_valid()) {
         delete m_mltConsumer;
-        m_mltConsumer = Q_NULLPTR;
+        m_mltConsumer = nullptr;
         return false;
     }
     return true;
@@ -144,7 +144,7 @@ void MltDeviceCapture::stop()
     //m_captureDisplayWidget->stop();
 
     delete m_showFrameEvent;
-    m_showFrameEvent = Q_NULLPTR;
+    m_showFrameEvent = nullptr;
 
     if (m_mltConsumer) {
         m_mltConsumer->set("refresh", 0);
@@ -171,7 +171,7 @@ void MltDeviceCapture::stop()
                 nextservicetodisconnect = nextservice;
                 nextservice = mlt_service_producer(nextservice);
                 mlt_field_disconnect_service(field->get_field(), nextservicetodisconnect);
-                if (nextservice == Q_NULLPTR) {
+                if (nextservice == nullptr) {
                     break;
                 }
                 properties = MLT_SERVICE_PROPERTIES(nextservice);
@@ -179,17 +179,17 @@ void MltDeviceCapture::stop()
                 resource = mlt_properties_get(properties, "mlt_service");
             }
             delete field;
-            field = Q_NULLPTR;
+            field = nullptr;
         }
         mlt_service_unlock(service.get_service());
         delete m_mltProducer;
-        m_mltProducer = Q_NULLPTR;
+        m_mltProducer = nullptr;
     }
     // For some reason, the consumer seems to be deleted by previous stuff when in playlist mode
     if (!isPlaylist && m_mltConsumer) {
         delete m_mltConsumer;
     }
-    m_mltConsumer = Q_NULLPTR;
+    m_mltConsumer = nullptr;
 }
 
 void MltDeviceCapture::emitFrameUpdated(Mlt::Frame &frame)
@@ -257,7 +257,7 @@ void MltDeviceCapture::showAudio(Mlt::Frame &frame)
 
 bool MltDeviceCapture::slotStartPreview(const QString &producer, bool xmlFormat)
 {
-    if (m_mltConsumer == Q_NULLPTR) {
+    if (m_mltConsumer == nullptr) {
         if (!buildConsumer()) {
             return false;
         }
@@ -270,10 +270,10 @@ bool MltDeviceCapture::slotStartPreview(const QString &producer, bool xmlFormat)
     }
     delete[] tmp;
 
-    if (m_mltProducer == Q_NULLPTR || !m_mltProducer->is_valid()) {
+    if (m_mltProducer == nullptr || !m_mltProducer->is_valid()) {
         if (m_mltProducer) {
             delete m_mltProducer;
-            m_mltProducer = Q_NULLPTR;
+            m_mltProducer = nullptr;
         }
         //qCDebug(KDENLIVE_LOG)<<"//// ERROR CREATRING PROD";
         return false;
@@ -281,7 +281,7 @@ bool MltDeviceCapture::slotStartPreview(const QString &producer, bool xmlFormat)
     m_mltConsumer->connect(*m_mltProducer);
     if (m_mltConsumer->start() == -1) {
         delete m_mltConsumer;
-        m_mltConsumer = Q_NULLPTR;
+        m_mltConsumer = nullptr;
         return false;
     }
     m_droppedFramesTimer.start();
@@ -322,7 +322,7 @@ void MltDeviceCapture::saveFrame(Mlt::Frame &frame)
 
 void MltDeviceCapture::captureFrame(const QString &path)
 {
-    if (m_mltProducer == Q_NULLPTR || !m_mltProducer->is_valid()) {
+    if (m_mltProducer == nullptr || !m_mltProducer->is_valid()) {
         return;
     }
 
@@ -351,9 +351,9 @@ bool MltDeviceCapture::slotStartCapture(const QString &params, const QString &pa
     delete[] tmp;
 
     m_mltConsumer = new Mlt::Consumer(*m_mltProfile, "multi");
-    if (m_mltConsumer == Q_NULLPTR || !m_mltConsumer->is_valid()) {
+    if (m_mltConsumer == nullptr || !m_mltConsumer->is_valid()) {
         delete m_mltConsumer;
-        m_mltConsumer = Q_NULLPTR;
+        m_mltConsumer = nullptr;
         return false;
     }
 
@@ -379,7 +379,7 @@ bool MltDeviceCapture::slotStartCapture(const QString &params, const QString &pa
         delete[] tmp2;
     }
     mlt_properties consumerProperties = m_mltConsumer->get_properties();
-    mlt_properties_set_data(consumerProperties, "0", renderProps->get_properties(), 0, (mlt_destructor) mlt_properties_close, Q_NULLPTR);
+    mlt_properties_set_data(consumerProperties, "0", renderProps->get_properties(), 0, (mlt_destructor) mlt_properties_close, nullptr);