void TransitionHandler::deleteTransition(QString tag, int /*a_track*/, int b_track, GenTime in, GenTime out, QDomElement /*xml*/, bool /*do_refresh*/)
{
QScopedPointer<Mlt::Field> field(m_tractor->field());
field->lock();
mlt_service nextservice = mlt_service_get_producer(field->get_service());
mlt_properties properties = MLT_SERVICE_PROPERTIES(nextservice);
QString mlt_type = mlt_properties_get(properties, "mlt_type");
QString resource = mlt_properties_get(properties, "mlt_service");
const int old_pos = (int)((in + out).frames(m_fps) / 2);
////qDebug() << " del trans pos: " << in.frames(25) << '-' << out.frames(25);
while (mlt_type == QLatin1String("transition")) {
mlt_transition tr = (mlt_transition) nextservice;
int currentTrack = mlt_transition_get_b_track(tr);
int currentIn = (int) mlt_transition_get_in(tr);
int currentOut = (int) mlt_transition_get_out(tr);
////qDebug() << "// FOUND EXISTING TRANS, IN: " << currentIn << ", OUT: " << currentOut << ", TRACK: " << currentTrack;
if (resource == tag && b_track == currentTrack && currentIn <= old_pos && currentOut >= old_pos) {
mlt_field_disconnect_service(field->get_field(), nextservice);
break;
}
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");
}
field->unlock();
//askForRefresh();
//if (m_isBlocked == 0) m_mltConsumer->set("refresh", 1);
}
int mlt_tractor_remove_track( mlt_tractor self, int index )
{
int error = mlt_multitrack_disconnect( mlt_tractor_multitrack( self ), index );
if ( !error )
{
// Update the track indices of transitions and track filters.
mlt_service service = mlt_service_producer( MLT_TRACTOR_SERVICE( self ) );
while ( service )
{
mlt_service_type type = mlt_service_identify( service );
mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
if ( type == transition_type )
{
mlt_transition transition = MLT_TRANSITION( service );
int a_track = mlt_transition_get_a_track( transition );
int b_track = mlt_transition_get_b_track( transition );
if ( a_track >= index || b_track >= index )
{
a_track = MAX( a_track >= index ? a_track - 1 : a_track, 0 );
b_track = MAX( b_track >= index ? b_track - 1 : b_track, 0 );
mlt_transition_set_tracks( transition, a_track, b_track );
}
}
else if ( type == filter_type )
{
int current_track = mlt_properties_get_int( properties, "track" );
if ( current_track >= index )
mlt_properties_set_int( properties, "track", MAX( current_track - 1, 0 ) );
}
service = mlt_service_producer( service );
}
}
return error;
}
void TransitionHandler::updateTransitionParams(QString type, int a_track, int b_track, GenTime in, GenTime out, QDomElement xml)
{
QScopedPointer<Mlt::Field> field(m_tractor->field());
field->lock();
mlt_service nextservice = mlt_service_get_producer(field->get_service());
mlt_properties properties = MLT_SERVICE_PROPERTIES(nextservice);
QString mlt_type = mlt_properties_get(properties, "mlt_type");
QString resource = mlt_properties_get(properties, "mlt_service");
int in_pos = (int) in.frames(m_fps);
int out_pos = (int) out.frames(m_fps) - 1;
while (mlt_type == QLatin1String("transition")) {
mlt_transition tr = (mlt_transition) nextservice;
int currentTrack = mlt_transition_get_b_track(tr);
int currentBTrack = mlt_transition_get_a_track(tr);
int currentIn = (int) mlt_transition_get_in(tr);
int currentOut = (int) mlt_transition_get_out(tr);
// //qDebug()<<"Looking for transition : " << currentIn <<'x'<<currentOut<< ", OLD oNE: "<<in_pos<<'x'<<out_pos;
if (resource == type && b_track == currentTrack && currentIn == in_pos && currentOut == out_pos) {
QMap<QString, QString> map = getTransitionParamsFromXml(xml);
QMap<QString, QString>::Iterator it;
QString key;
mlt_properties transproperties = MLT_TRANSITION_PROPERTIES(tr);
QString currentId = mlt_properties_get(transproperties, "kdenlive_id");
if (currentId != xml.attribute(QStringLiteral("id"))) {
// The transition ID is not the same, so reset all properties
mlt_properties_set(transproperties, "kdenlive_id", xml.attribute(QStringLiteral("id")).toUtf8().constData());
// Cleanup previous properties
QStringList permanentProps;
permanentProps << QStringLiteral("factory") << QStringLiteral("kdenlive_id") << QStringLiteral("mlt_service") << QStringLiteral("mlt_type") << QStringLiteral("in");
permanentProps << QStringLiteral("out") << QStringLiteral("a_track") << QStringLiteral("b_track");
for (int i = 0; i < mlt_properties_count(transproperties); ++i) {
QString propName = mlt_properties_get_name(transproperties, i);
if (!propName.startsWith('_') && ! permanentProps.contains(propName)) {
mlt_properties_set(transproperties, propName.toUtf8().constData(), "");
}
}
}
mlt_properties_set_int(transproperties, "force_track", xml.attribute(QStringLiteral("force_track")).toInt());
mlt_properties_set_int(transproperties, "automatic", xml.attribute(QStringLiteral("automatic"), QStringLiteral("0")).toInt());
if (currentBTrack != a_track) {
mlt_properties_set_int(transproperties, "a_track", a_track);
}
for (it = map.begin(); it != map.end(); ++it) {
key = it.key();
mlt_properties_set(transproperties, key.toUtf8().constData(), it.value().toUtf8().constData());
////qDebug() << " ------ UPDATING TRANS PARAM: " << key.toUtf8().constData() << ": " << it.value().toUtf8().constData();
//filter->set("kdenlive_id", id);
}
break;
}
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");
}
field->unlock();
//askForRefresh();
//if (m_isBlocked == 0) m_mltConsumer->set("refresh", 1);
}