Merge branch 'refactoring_timeline' into refactoring_track_producers

src/bin/projectclip.cpp

@@ -534,31 +534,35 @@ void ProjectClip::createDisabledMasterProducer()
         m_effectStack->addService(m_disabledProducer);
     }
 }
-std::shared_ptr<Mlt::Producer> ProjectClip::getTimelineProducer(int clipId, PlaylistState::ClipState state, double speed)
+
+std::shared_ptr<Mlt::Producer> ProjectClip::getTimelineProducer(int trackId, int clipId, PlaylistState::ClipState state, double speed)
 {
     if (!m_masterProducer) {
         return nullptr;
     }
     if (qFuzzyCompare(speed, 1.0)) {
         // we are requesting a normal speed producer
-        // We can first cleen the speed producers we have for the current id
+        if (trackId == -1) {
+            // Temporary copy, return clone of master
+            return std::shared_ptr<Mlt::Producer>(m_masterProducer->cut());
+        }
         if (m_timewarpProducers.count(clipId) > 0) {
             m_effectStack->removeService(m_timewarpProducers[clipId]);
             m_timewarpProducers.erase(clipId);
         }
         if (state == PlaylistState::AudioOnly) {
             // We need to get an audio producer, if none exists
-            if (m_audioProducers.count(clipId) == 0) {
-                m_audioProducers[clipId] = cloneProducer(true);
-                m_audioProducers[clipId]->set("set.test_audio", 0);
-                m_audioProducers[clipId]->set("set.test_image", 1);
-                m_effectStack->addService(m_audioProducers[clipId]);
+            if (m_audioProducers.count(trackId) == 0) {
+                m_audioProducers[trackId] = cloneProducer(true);
+                m_audioProducers[trackId]->set("set.test_audio", 0);
+                m_audioProducers[trackId]->set("set.test_image", 1);
+                m_effectStack->addService(m_audioProducers[trackId]);
             }
-            return std::shared_ptr<Mlt::Producer>(m_audioProducers[clipId]->cut());
+            return std::shared_ptr<Mlt::Producer>(m_audioProducers[trackId]->cut());
         }
-        if (m_audioProducers.count(clipId) > 0) {
-            m_effectStack->removeService(m_audioProducers[clipId]);
-            m_audioProducers.erase(clipId);
+        if (m_audioProducers.count(trackId) > 0) {
+            m_effectStack->removeService(m_audioProducers[trackId]);
+            m_audioProducers.erase(trackId);
         }
         if (state == PlaylistState::VideoOnly) {
             // we return the video producer
@@ -567,18 +571,18 @@ std::shared_ptr<Mlt::Producer> ProjectClip::getTimelineProducer(int clipId, Play
                 int duration = m_masterProducer->time_to_frames(m_masterProducer->get("kdenlive:duration"));
                 return std::shared_ptr<Mlt::Producer>(m_masterProducer->cut(-1, duration > 0 ? duration : -1));
             }
-            if (m_videoProducers.count(clipId) == 0) {
-                m_videoProducers[clipId] = cloneProducer(true);
-                m_videoProducers[clipId]->set("set.test_audio", 1);
-                m_videoProducers[clipId]->set("set.test_image", 0);
-                m_effectStack->addService(m_videoProducers[clipId]);
+            if (m_videoProducers.count(trackId) == 0) {
+                m_videoProducers[trackId] = cloneProducer(true);
+                m_videoProducers[trackId]->set("set.test_audio", 1);
+                m_videoProducers[trackId]->set("set.test_image", 0);
+                m_effectStack->addService(m_videoProducers[trackId]);
             }
             int duration = m_masterProducer->time_to_frames(m_masterProducer->get("kdenlive:duration"));
-            return std::shared_ptr<Mlt::Producer>(m_videoProducers[clipId]->cut(-1, duration > 0 ? duration : -1));
+            return std::shared_ptr<Mlt::Producer>(m_videoProducers[trackId]->cut(-1, duration > 0 ? duration : -1));
         }
-        if (m_videoProducers.count(clipId) > 0) {
-            m_effectStack->removeService(m_videoProducers[clipId]);
-            m_videoProducers.erase(clipId);
+        if (m_videoProducers.count(trackId) > 0) {
+            m_effectStack->removeService(m_videoProducers[trackId]);
+            m_videoProducers.erase(trackId);
         }
         Q_ASSERT(state == PlaylistState::Disabled);
         createDisabledMasterProducer();
@@ -586,16 +590,7 @@ std::shared_ptr<Mlt::Producer> ProjectClip::getTimelineProducer(int clipId, Play
         return std::shared_ptr<Mlt::Producer>(m_disabledProducer->cut(-1, duration > 0 ? duration : -1));
     }
 
-    // in that case, we need to create a warp producer, if we don't have one
-    if (m_audioProducers.count(clipId) > 0) {
-        m_effectStack->removeService(m_audioProducers[clipId]);
-        m_audioProducers.erase(clipId);
-    }
-    if (m_videoProducers.count(clipId) > 0) {
-        m_effectStack->removeService(m_videoProducers[clipId]);
-        m_videoProducers.erase(clipId);
-    }
-
+    // For timewarp clips, we keep one separate producer for each clip.
     std::shared_ptr<Mlt::Producer> warpProducer;
     if (m_timewarpProducers.count(clipId) > 0) {
         // remove in all cases, we add it unconditionally anyways
@@ -656,7 +651,7 @@ std::pair<std::shared_ptr<Mlt::Producer>, bool> ProjectClip::giveMasterAndGetTim
 
             if (state != PlaylistState::Disabled || timeWarp) {
                 // In that case, we must create copies
-                std::shared_ptr<Mlt::Producer> prod(getTimelineProducer(clipId, state, speed)->cut(in, out));
+                std::shared_ptr<Mlt::Producer> prod(getTimelineProducer(-1, clipId, state, speed)->cut(in, out));
                 return {prod, false};
             }
             if (state == PlaylistState::Disabled && !m_disabledProducer) {
@@ -704,7 +699,7 @@ std::pair<std::shared_ptr<Mlt::Producer>, bool> ProjectClip::giveMasterAndGetTim
         if (QString::fromUtf8(master->parent().get("mlt_service")) == QLatin1String("timewarp")) {
             speed = master->get_double("warp_speed");
         }
-        return {getTimelineProducer(clipId, state, speed), false};
+        return {getTimelineProducer(-1, clipId, state, speed), false};
     }
     // we have a problem
     return {std::shared_ptr<Mlt::Producer>(ClipController::mediaUnavailable->cut()), false};

src/bin/projectclip.h

@@ -202,7 +202,7 @@ public:
     /** @brief This function returns a cut to the master producer associated to the timeline clip with given ID.
         Each clip must have a different master producer (see comment of the class)
     */
-    std::shared_ptr<Mlt::Producer> getTimelineProducer(int clipId, PlaylistState::ClipState st, double speed = 1.0);
+    std::shared_ptr<Mlt::Producer> getTimelineProducer(int trackId, int clipId, PlaylistState::ClipState st, double speed = 1.0);
 
     /* @brief This function should only be used at loading. It takes a producer that was read from mlt, and checks whether the master producer is already in
        use. If yes, then we must create a new one, because of the mixing bug. In any case, we return a cut of the master that can be used in the timeline The

src/timeline2/model/clipmodel.cpp

@@ -75,7 +75,7 @@ int ClipModel::construct(const std::shared_ptr<TimelineModel> &parent, const QSt
     videoAudio.first = videoAudio.first && binClip->hasVideo();
     videoAudio.second = videoAudio.second && binClip->hasAudio();
     state = stateFromBool(videoAudio);
-    std::shared_ptr<Mlt::Producer> cutProducer = binClip->getTimelineProducer(id, state, speed);
+    std::shared_ptr<Mlt::Producer> cutProducer = binClip->getTimelineProducer(-1, id, state, speed);
     std::shared_ptr<ClipModel> clip(new ClipModel(parent, cutProducer, binClipId, id, state, speed));
     clip->setClipState_lambda(state)();
     parent->registerClip(clip);
@@ -379,7 +379,7 @@ void ClipModel::refreshProducerFromBin(PlaylistState::ClipState state, double sp
         qDebug() << "changing speed" << in << out << m_speed;
     }
     std::shared_ptr<ProjectClip> binClip = pCore->projectItemModel()->getClipByBinID(m_binClipId);
-    std::shared_ptr<Mlt::Producer> binProducer = binClip->getTimelineProducer(m_id, state, m_speed);
+    std::shared_ptr<Mlt::Producer> binProducer = binClip->getTimelineProducer(m_currentTrackId, m_id,  state, m_speed);
     m_producer = std::move(binProducer);
     m_producer->set_in_and_out(in, out);
     // replant effect stack in updated service
@@ -510,6 +510,17 @@ void ClipModel::setShowKeyframes(bool show)
     service()->set("kdenlive:hide_keyframes", (int)!show);
 }
 
+void ClipModel::setCurrentTrackId(int tid, bool finalMove)
+{
+    if (tid == m_currentTrackId) {
+        return;
+    }
+    MoveableItem::setCurrentTrackId(tid, finalMove);
+    if (finalMove) {
+        refreshProducerFromBin(m_currentState);
+    }
+}
+
 Fun ClipModel::setClipState_lambda(PlaylistState::ClipState state)
 {
     QWriteLocker locker(&m_lock);

src/timeline2/model/clipmodel.hpp

@@ -157,6 +157,8 @@ protected:
     */
     bool requestResize(int size, bool right, Fun &undo, Fun &redo, bool logUndo = true) override;
 
+    void setCurrentTrackId(int tid, bool finalMove = true) override;
+
     /* @brief This function change the global (timeline-wise) enabled state of the effects
      */
     void setTimelineEffectsEnabled(bool enabled);

src/timeline2/model/compositionmodel.cpp

@@ -244,8 +244,9 @@ void CompositionModel::setInOut(int in, int out)
     setPosition(in);
 }
 
-void CompositionModel::setCurrentTrackId(int tid)
+void CompositionModel::setCurrentTrackId(int tid, bool finalMove)
 {
+    Q_UNUSED(finalMove);
     MoveableItem::setCurrentTrackId(tid);
 }
 

src/timeline2/model/compositionmodel.hpp

@@ -99,7 +99,7 @@ public:
 protected:
     Mlt::Transition *service() const override;
     void setInOut(int in, int out) override;
-    void setCurrentTrackId(int tid) override;
+    void setCurrentTrackId(int tid, bool finalMove = true) override;
     int getOut() const override;
     int getIn() const override;
 

src/timeline2/model/moveableItem.hpp

@@ -105,7 +105,7 @@ protected:
        If you wish to actually change the track the item, use the slot in the timeline
        slot.
     */
-    virtual void setCurrentTrackId(int tid);
+    virtual void setCurrentTrackId(int tid, bool finalMove = true);
 
     /* Set in and out of service */
     virtual void setInOut(int in, int out);

src/timeline2/model/moveableItem.ipp

@@ -81,8 +81,9 @@ template <typename Service> void MoveableItem<Service>::setPosition(int pos)
     m_position = pos;
 }
 
-template <typename Service> void MoveableItem<Service>::setCurrentTrackId(int tid)
+template <typename Service> void MoveableItem<Service>::setCurrentTrackId(int tid, bool finalMove)
 {
+    Q_UNUSED(finalMove);
     QWriteLocker locker(&m_lock);
     m_currentTrackId = tid;
 }

src/timeline2/model/timelinemodel.cpp

@@ -2682,9 +2682,9 @@ void TimelineModel::requestClipReload(int clipId)
     bool refreshView = oldOut > (int)binClip->frameDuration();
     if (old_trackId != -1) {
         getTrackById(old_trackId)->requestClipDeletion(clipId, refreshView, true, local_undo, local_redo);
-    }
-    m_allClips[clipId]->refreshProducerFromBin();
+    }    
     if (old_trackId != -1) {
+        m_allClips[clipId]->refreshProducerFromBin();
         getTrackById(old_trackId)->requestClipInsertion(clipId, oldPos, refreshView, true, local_undo, local_redo);
     }
 }

src/timeline2/model/trackmodel.cpp

@@ -134,7 +134,7 @@ Fun TrackModel::requestClipInsertion_lambda(int clipId, int position, bool updat
             m_allClips[clip->getId()] = clip; // store clip
             // update clip position and track
             clip->setPosition(position);
-            clip->setCurrentTrackId(m_id);
+            clip->setCurrentTrackId(m_id, finalMove);
             int new_in = clip->getPosition();
             int new_out = new_in + clip->getPlaytime();
             ptr->m_snaps->addPoint(new_in);
@@ -164,6 +164,7 @@ Fun TrackModel::requestClipInsertion_lambda(int clipId, int position, bool updat
                 // Lock MLT playlist so that we don't end up with an invalid frame being displayed
                 m_playlists[0].lock();
                 std::shared_ptr<ClipModel> clip = ptr->getClipPtr(clipId);
+                clip->setCurrentTrackId(m_id, finalMove);
                 int index = m_playlists[0].insert_at(position, *clip, 1);
                 m_playlists[0].consolidate_blanks();
                 m_playlists[0].unlock();
@@ -189,6 +190,7 @@ Fun TrackModel::requestClipInsertion_lambda(int clipId, int position, bool updat
                     // Lock MLT playlist so that we don't end up with an invalid frame being displayed
                     m_playlists[0].lock();
                     std::shared_ptr<ClipModel> clip = ptr->getClipPtr(clipId);
+                    clip->setCurrentTrackId(m_id);
                     int index = m_playlists[0].insert_at(position, *clip, 1);
                     m_playlists[0].consolidate_blanks();
                     m_playlists[0].unlock();