18 #ifndef MULTITRACKMODEL_H
19 #define MULTITRACKMODEL_H
21 #include <QAbstractItemModel>
24 #include <MltTractor.h>
25 #include <MltPlaylist.h>
28 PlaylistTrackType = 0,
41 typedef QList<Track> TrackList;
43 class MultitrackModel :
public QAbstractItemModel
46 Q_PROPERTY(
int trackHeight READ trackHeight WRITE setTrackHeight NOTIFY trackHeightChanged)
47 Q_PROPERTY(
double scaleFactor READ scaleFactor WRITE setScaleFactor NOTIFY scaleFactorChanged)
48 Q_PROPERTY(
bool filtered READ isFiltered NOTIFY filteredChanged)
53 NameRole = Qt::UserRole + 1,
78 explicit MultitrackModel(QObject *parent = 0);
81 Mlt::Tractor* tractor()
const {
return m_tractor; }
82 const TrackList& trackList()
const {
return m_trackList; }
84 int rowCount(
const QModelIndex &parent = QModelIndex())
const;
85 int columnCount(
const QModelIndex &parent)
const;
86 QVariant data(
const QModelIndex &index,
int role)
const;
87 QModelIndex index(
int row,
int column = 0,
88 const QModelIndex &parent = QModelIndex())
const;
89 QModelIndex makeIndex(
int trackIndex,
int clipIndex)
const;
90 QModelIndex parent(
const QModelIndex &index)
const;
91 QHash<int, QByteArray> roleNames()
const;
92 Q_INVOKABLE
void audioLevelsReady(
const QModelIndex &index);
93 bool createIfNeeded();
94 void addBackgroundTrack();
97 void removeTrack(
int trackIndex);
100 int clipIndex(
int trackIndex,
int position);
101 bool trimClipInValid(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
102 bool trimClipOutValid(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
103 int trackHeight()
const;
104 void setTrackHeight(
int height);
105 double scaleFactor()
const;
106 void setScaleFactor(
double scale);
107 bool isTransition(Mlt::Playlist& playlist,
int clipIndex)
const;
108 void insertTrack(
int trackIndex, TrackType type = VideoTrackType);
109 void insertOrAdjustBlankAt(QList<int> tracks,
int position,
int length);
110 bool mergeClipWithNext(
int trackIndex,
int clipIndex,
bool dryrun);
111 Mlt::ClipInfo *findClipByUuid(
const QUuid& uuid,
int& trackIndex,
int& clipIndex);
118 void seeked(
int position,
bool seekPlayer =
true);
119 void trackHeightChanged();
120 void scaleFactorChanged();
121 void showStatusMessage(QString);
122 void durationChanged();
123 void filteredChanged();
124 void reloadRequested();
125 void appended(
int trackIndex,
int clipIndex);
126 void inserted(
int trackIndex,
int clipIndex);
127 void overWritten(
int trackIndex,
int clipIndex);
130 void refreshTrackList();
131 void setTrackName(
int row,
const QString &value);
132 void setTrackMute(
int row,
bool mute);
133 void setTrackHidden(
int row,
bool hidden);
134 void setTrackComposite(
int row,
bool composite);
135 void setTrackLock(
int row,
bool lock);
136 int trimClipIn(
int trackIndex,
int clipIndex,
int delta,
bool ripple,
bool rippleAllTracks);
137 void notifyClipIn(
int trackIndex,
int clipIndex);
138 int trimClipOut(
int trackIndex,
int clipIndex,
int delta,
bool ripple,
bool rippleAllTracks);
139 void notifyClipOut(
int trackIndex,
int clipIndex);
140 bool moveClip(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks);
141 int overwriteClip(
int trackIndex, Mlt::Producer& clip,
int position,
bool seek =
true);
142 QString overwrite(
int trackIndex, Mlt::Producer& clip,
int position,
bool seek =
true,
bool notify =
true);
143 int insertClip(
int trackIndex, Mlt::Producer& clip,
int position,
bool rippleAllTracks,
bool seek =
true,
bool notify =
true);
144 int appendClip(
int trackIndex, Mlt::Producer &clip);
145 void removeClip(
int trackIndex,
int clipIndex,
bool rippleAllTracks);
146 void liftClip(
int trackIndex,
int clipIndex);
147 void splitClip(
int trackIndex,
int clipIndex,
int position);
148 void joinClips(
int trackIndex,
int clipIndex);
149 void fadeIn(
int trackIndex,
int clipIndex,
int duration);
150 void fadeOut(
int trackIndex,
int clipIndex,
int duration);
151 bool addTransitionValid(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple);
152 int addTransition(
int trackIndex,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks);
153 void removeTransition(
int trackIndex,
int clipIndex);
154 void removeTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
155 void removeTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
156 bool trimTransitionInValid(
int trackIndex,
int clipIndex,
int delta);
157 void trimTransitionIn(
int trackIndex,
int clipIndex,
int delta);
158 bool trimTransitionOutValid(
int trackIndex,
int clipIndex,
int delta);
159 void trimTransitionOut(
int trackIndex,
int clipIndex,
int delta);
160 bool addTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
161 int addTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
162 bool addTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
163 void addTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
164 bool removeTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
165 bool removeTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
166 void filterAddedOrRemoved(Mlt::Producer *producer);
167 void onFilterChanged(Mlt::Service* service);
168 void reload(
bool asynchronous =
false);
169 void replace(
int trackIndex,
int clipIndex, Mlt::Producer& clip,
bool copyFilters =
true);
172 Mlt::Tractor* m_tractor;
173 TrackList m_trackList;
174 bool m_isMakingTransition;
176 void moveClipToEnd(Mlt::Playlist& playlist,
int trackIndex,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks);
177 void moveClipInBlank(Mlt::Playlist& playlist,
int trackIndex,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks,
int duration = 0);
178 void consolidateBlanks(Mlt::Playlist& playlist,
int trackIndex);
179 void consolidateBlanksAllTracks();
180 void getAudioLevels();
181 void addBlackTrackIfNeeded();
182 void convertOldDoc();
183 Mlt::Transition* getTransition(
const QString& name,
int trackIndex)
const;
184 Mlt::Filter* getFilter(
const QString& name,
int trackIndex)
const;
185 Mlt::Filter* getFilter(
const QString& name, Mlt::Service* service)
const;
186 void removeBlankPlaceholder(Mlt::Playlist& playlist,
int trackIndex);
187 void retainPlaylist();
189 void removeRegion(
int trackIndex,
int position,
int length);
190 void clearMixReferences(
int trackIndex,
int clipIndex);
191 bool isFiltered(Mlt::Producer* producer = 0)
const;
193 void adjustServiceFilterDurations(Mlt::Service& service,
int duration);
194 bool warnIfInvalid(Mlt::Service& service);
195 Mlt::Transition* getVideoBlendTransition(
int trackIndex)
const;
196 void refreshVideoBlendTransitions();
197 int bottomVideoTrackMltIndex()
const;
199 friend class UndoHelper;
202 void adjustBackgroundDuration();
203 void adjustTrackFilters();