+ void groupClips(bool group = true);
+ void doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo> transitionInfos, bool group);
+ void loadGroups(const QDomNodeList groups);
+ void splitAudio();
+ void doSplitAudio(const GenTime &pos, int track, bool split);
+ void setVideoOnly();
+ void setAudioOnly();
+ void setAudioAndVideo();
+ void doChangeClipType(const GenTime &pos, int track, bool videoOnly, bool audioOnly);
+ int hasGuide(int pos, int offset);
+ void reloadTransitionLumas();