// Used for multiple clips editing
-ClipProperties::ClipProperties(QList <DocClipBase *>cliplist, Timecode tc, QMap <QString, QString> commonproperties, QWidget * parent) :
+ClipProperties::ClipProperties(QList <DocClipBase *>cliplist, const Timecode &tc, QMap <QString, QString> commonproperties, QWidget * parent) :
QDialog(parent),
m_clip(NULL),
m_tc(tc),