static const int ADVANCEDTAB = 7;
-ClipProperties::ClipProperties(DocClipBase *clip, Timecode tc, double fps, QWidget * parent) :
+ClipProperties::ClipProperties(DocClipBase *clip, const Timecode &tc, double fps, QWidget * parent) :
QDialog(parent)
, m_clip(clip)
, m_tc(tc)