+ Mlt::Tractor tractor(service);
+
+ Mlt::Playlist playlist;// = new Mlt::Playlist();
+ int ct = tractor.count();
+ // kDebug() << "// TRACK INSERT: " << ix << ", MAX: " << ct;
+ int pos = ix;
+ if (pos < ct) {
+ Mlt::Producer *prodToMove = new Mlt::Producer(tractor.track(pos));
+ tractor.set_track(playlist, pos);
+ Mlt::Producer newProd(tractor.track(pos));
+ if (!videoTrack) newProd.set("hide", 1);
+ pos++;
+ for (; pos <= ct; pos++) {
+ Mlt::Producer *prodToMove2 = new Mlt::Producer(tractor.track(pos));
+ tractor.set_track(*prodToMove, pos);
+ prodToMove = prodToMove2;
+ }
+ } else {
+ tractor.set_track(playlist, ix);
+ Mlt::Producer newProd(tractor.track(ix));
+ if (!videoTrack) newProd.set("hide", 1);
+ }
+
+ // Move transitions
+ mlt_service serv = m_mltProducer->parent().get_service();
+ mlt_service nextservice = mlt_service_get_producer(serv);
+ mlt_properties properties = MLT_SERVICE_PROPERTIES(nextservice);
+ QString mlt_type = mlt_properties_get(properties, "mlt_type");
+ QString resource = mlt_properties_get(properties, "mlt_service");
+
+ while (mlt_type == "transition") {
+ if (resource != "mix") {
+ mlt_transition tr = (mlt_transition) nextservice;
+ int currentTrack = mlt_transition_get_b_track(tr);
+ int currentaTrack = mlt_transition_get_a_track(tr);
+ mlt_properties properties = MLT_TRANSITION_PROPERTIES(tr);
+
+ if (currentTrack >= ix) {
+ mlt_properties_set_int(properties, "b_track", currentTrack + 1);
+ mlt_properties_set_int(properties, "a_track", currentaTrack + 1);
+ }
+ }
+ nextservice = mlt_service_producer(nextservice);
+ if (nextservice == NULL) break;
+ properties = MLT_SERVICE_PROPERTIES(nextservice);
+ mlt_type = mlt_properties_get(properties, "mlt_type");
+ resource = mlt_properties_get(properties, "mlt_service");
+ }
+
+ // Add audio mix transition to last track
+ Mlt::Field *field = tractor.field();
+ Mlt::Transition *transition = new Mlt::Transition(*m_mltProfile, "mix");
+ //transition->set("mlt_service", "mix");
+ transition->set("a_track", 1);
+ transition->set("b_track", ct);
+ transition->set("always_active", 1);
+ transition->set("internal_added", 237);
+ transition->set("combine", 1);
+ field->plant_transition(*transition, 1, ct);
+
+ mlt_service_unlock(m_mltConsumer->get_service());
+ m_isBlocked = false;
+ blockSignals(false);
+}
+
+
+void Render::mltDeleteTrack(int ix) {
+ QDomDocument doc;
+ doc.setContent(sceneList(), false);
+ int tracksCount = doc.elementsByTagName("track").count() - 1;
+ QDomNode track = doc.elementsByTagName("track").at(ix);
+ QDomNode tractor = doc.elementsByTagName("tractor").at(0);
+ QDomNodeList transitions = doc.elementsByTagName("transition");
+ for (int i = 0; i < transitions.count(); i++) {
+ QDomElement e = transitions.at(i).toElement();
+ QDomNodeList props = e.elementsByTagName("property");
+ QMap <QString, QString> mappedProps;
+ for (int j = 0; j < props.count(); j++) {
+ QDomElement f = props.at(j).toElement();
+ mappedProps.insert(f.attribute("name"), f.firstChild().nodeValue());
+ }
+ if (mappedProps.value("mlt_service") == "mix" && mappedProps.value("b_track").toInt() == tracksCount) {
+ tractor.removeChild(transitions.at(i));
+ } else if (mappedProps.value("mlt_service") != "mix" && mappedProps.value("b_track").toInt() >= ix) {
+ // Transition needs to be moved
+ int a_track = mappedProps.value("a_track").toInt();
+ int b_track = mappedProps.value("b_track").toInt();
+ if (a_track > 0) a_track --;
+ if (b_track > 0) b_track --;
+ for (int j = 0; j < props.count(); j++) {
+ QDomElement f = props.at(j).toElement();
+ if (f.attribute("name") == "a_track") f.firstChild().setNodeValue(QString::number(a_track));
+ else if (f.attribute("name") == "b_track") f.firstChild().setNodeValue(QString::number(b_track));
+ }
+
+ }
+ }
+ tractor.removeChild(track);
+ setSceneList(doc.toString(), m_framePosition);
+ mltCheckLength();
+ return;
+
+ blockSignals(true);
+ m_isBlocked = true;
+
+ m_mltConsumer->set("refresh", 0);
+ mlt_service_lock(m_mltConsumer->get_service());
+ Mlt::Service service(m_mltProducer->parent().get_service());
+ if (service.type() != tractor_type) kWarning() << "// TRACTOR PROBLEM";
+
+ /*Mlt::Tractor tractor(service);
+
+
+ Mlt::Multitrack *multi = tractor.multitrack();
+
+
+ int ct = tractor.count();
+ kDebug() << "// TRACK REMOVE: " << ix << ", MAX: " << ct;
+ int pos = ix;
+ for (; pos < ct ; pos++) {
+ Mlt::Service *lastTrack = new Mlt::Service(tractor.track(pos)->get_service());
+ //mlt_service_close(lastTrack->get_service());
+ delete lastTrack;
+ Mlt::Producer *prodToMove = new Mlt::Producer(tractor.track(pos + 1));
+ Mlt::Producer *prodToClose = new Mlt::Producer(tractor.track(pos));
+ mlt_service_close(prodToMove->get_service());
+ mlt_service_close(prodToClose->get_service());
+ tractor.set_track(*prodToMove, pos);
+ }*/
+
+ // Move transitions
+ /*mlt_service serv = m_mltProducer->parent().get_service();
+ mlt_service nextservice = mlt_service_get_producer(serv);
+ mlt_properties properties = MLT_SERVICE_PROPERTIES(nextservice);
+ QString mlt_type = mlt_properties_get(properties, "mlt_type");
+ QString resource = mlt_properties_get(properties, "mlt_service");
+
+ while (mlt_type == "transition") {
+ if (resource != "mix") {
+ mlt_transition tr = (mlt_transition) nextservice;
+ int currentTrack = mlt_transition_get_b_track(tr);
+ int currentaTrack = mlt_transition_get_a_track(tr);
+ mlt_properties properties = MLT_TRANSITION_PROPERTIES(tr);
+
+ if (currentTrack >= ix) {
+ mlt_properties_set_int(properties, "b_track", currentTrack + 1);
+ mlt_properties_set_int(properties, "a_track", currentaTrack + 1);
+ }
+ }
+ nextservice = mlt_service_producer(nextservice);
+ if (nextservice == NULL) break;
+ properties = MLT_SERVICE_PROPERTIES(nextservice);
+ mlt_type = mlt_properties_get(properties, "mlt_type");
+ resource = mlt_properties_get(properties, "mlt_service");
+ }
+
+ // Add audio mix transition to last track
+ Mlt::Field *field = tractor.field();
+ Mlt::Transition *transition = new Mlt::Transition(*m_mltProfile, "mix");
+ //transition->set("mlt_service", "mix");
+ transition->set("a_track", 1);
+ transition->set("b_track", ct);
+ transition->set("always_active", 1);
+ transition->set("internal_added", 237);
+ transition->set("combine", 1);
+ field->plant_transition(*transition, 1, ct);
+ */
+
+ mlt_service_unlock(m_mltConsumer->get_service());
+ m_isBlocked = false;
+ blockSignals(false);
+}
+
+
+void Render::updatePreviewSettings() {
+ kDebug() << "////// RESTARTING CONSUMER";
+ if (!m_mltConsumer || !m_mltProducer) return;
+ if (m_mltProducer->get_playtime() == 0) return;
+ Mlt::Service service(m_mltProducer->parent().get_service());
+ if (service.type() != tractor_type) return;
+
+ //m_mltConsumer->set("refresh", 0);
+ if (!m_mltConsumer->is_stopped()) m_mltConsumer->stop();
+ m_mltConsumer->purge();
+ QString scene = sceneList();
+ int pos = 0;
+ if (m_mltProducer) {
+ pos = m_mltProducer->position();
+ delete m_mltProducer;
+ }
+ m_mltProducer = NULL;
+ setSceneList(scene, pos);