18#ifndef MULTITRACKMODEL_H
19#define MULTITRACKMODEL_H
21#include <QAbstractItemModel>
24#include <MltTractor.h>
25#include <MltPlaylist.h>
29 PlaylistTrackType = 0,
42typedef QList<Track> TrackList;
44class MultitrackModel :
public QAbstractItemModel
47 Q_PROPERTY(
int trackHeight READ trackHeight WRITE setTrackHeight NOTIFY trackHeightChanged)
48 Q_PROPERTY(
double scaleFactor READ scaleFactor WRITE setScaleFactor NOTIFY scaleFactorChanged)
49 Q_PROPERTY(
bool filtered READ isFiltered NOTIFY filteredChanged)
54 NameRole = Qt::UserRole + 1,
83 explicit MultitrackModel(QObject *parent = 0);
86 Mlt::Tractor *tractor()
const
90 const TrackList &trackList()
const
95 int rowCount(
const QModelIndex &parent = QModelIndex())
const;
96 int columnCount(
const QModelIndex &parent)
const;
97 QVariant data(
const QModelIndex &index,
int role)
const;
98 QModelIndex index(
int row,
int column = 0,
99 const QModelIndex &parent = QModelIndex())
const;
100 QModelIndex makeIndex(
int trackIndex,
int clipIndex)
const;
101 QModelIndex parent(
const QModelIndex &index)
const;
102 QHash<int, QByteArray> roleNames()
const;
103 Q_INVOKABLE
void audioLevelsReady(
const QModelIndex &index);
104 bool createIfNeeded();
105 void addBackgroundTrack();
108 void removeTrack(
int trackIndex);
111 int clipIndex(
int trackIndex,
int position);
112 bool trimClipInValid(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
113 bool trimClipOutValid(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
114 int trackHeight()
const;
115 void setTrackHeight(
int height);
116 double scaleFactor()
const;
117 void setScaleFactor(
double scale);
118 bool isTransition(Mlt::Playlist &playlist,
int clipIndex)
const;
119 void insertTrack(
int trackIndex, TrackType type = VideoTrackType);
120 void moveTrack(
int fromTrackIndex,
int toTrackIndex);
121 void insertOrAdjustBlankAt(QList<int> tracks,
int position,
int length);
122 bool mergeClipWithNext(
int trackIndex,
int clipIndex,
bool dryrun);
123 std::unique_ptr<Mlt::ClipInfo> findClipByUuid(
const QUuid &uuid,
int &trackIndex,
int &clipIndex);
124 std::unique_ptr<Mlt::ClipInfo> getClipInfo(
int trackIndex,
int clipIndex);
125 QString getTrackName(
int trackIndex);
126 int bottomVideoTrackIndex()
const;
127 int mltIndexForTrack(
int trackIndex)
const;
134 void seeked(
int position,
bool seekPlayer =
true);
135 void trackHeightChanged();
136 void scaleFactorChanged();
137 void showStatusMessage(QString);
138 void durationChanged();
139 void filteredChanged();
140 void reloadRequested();
141 void appended(
int trackIndex,
int clipIndex);
142 void inserted(
int trackIndex,
int clipIndex);
143 void overWritten(
int trackIndex,
int clipIndex);
146 void refreshTrackList();
147 void setTrackName(
int row,
const QString &value);
148 void setTrackMute(
int row,
bool mute);
149 void setTrackHidden(
int row,
bool hidden);
150 void setTrackComposite(
int row,
bool composite);
151 void setTrackLock(
int row,
bool lock);
152 int trimClipIn(
int trackIndex,
int clipIndex,
int delta,
bool ripple,
bool rippleAllTracks);
153 void notifyClipIn(
int trackIndex,
int clipIndex);
154 int trimClipOut(
int trackIndex,
int clipIndex,
int delta,
bool ripple,
bool rippleAllTracks);
155 void notifyClipOut(
int trackIndex,
int clipIndex);
156 bool moveClip(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple,
157 bool rippleAllTracks);
158 int overwriteClip(
int trackIndex, Mlt::Producer &clip,
int position,
bool seek =
true);
159 QString overwrite(
int trackIndex, Mlt::Producer &clip,
int position,
bool seek =
true,
161 int insertClip(
int trackIndex, Mlt::Producer &clip,
int position,
bool rippleAllTracks,
162 bool seek =
true,
bool notify =
true);
163 int appendClip(
int trackIndex, Mlt::Producer &clip);
164 void removeClip(
int trackIndex,
int clipIndex,
bool rippleAllTracks);
165 void liftClip(
int trackIndex,
int clipIndex);
166 void splitClip(
int trackIndex,
int clipIndex,
int position);
167 void joinClips(
int trackIndex,
int clipIndex);
168 void fadeIn(
int trackIndex,
int clipIndex,
int duration);
169 void fadeOut(
int trackIndex,
int clipIndex,
int duration);
170 bool addTransitionValid(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple);
171 int addTransition(
int trackIndex,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks);
172 void removeTransition(
int trackIndex,
int clipIndex);
173 void removeTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
174 void removeTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
175 bool trimTransitionInValid(
int trackIndex,
int clipIndex,
int delta);
176 void trimTransitionIn(
int trackIndex,
int clipIndex,
int delta);
177 bool trimTransitionOutValid(
int trackIndex,
int clipIndex,
int delta);
178 void trimTransitionOut(
int trackIndex,
int clipIndex,
int delta);
179 bool addTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
180 int addTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
181 bool addTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
182 void addTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
183 bool removeTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
184 bool removeTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
185 void filterAddedOrRemoved(Mlt::Producer *producer);
186 void onFilterChanged(Mlt::Service *service);
187 void reload(
bool asynchronous =
false);
188 void replace(
int trackIndex,
int clipIndex, Mlt::Producer &clip,
bool copyFilters =
true);
191 Mlt::Tractor *m_tractor;
192 TrackList m_trackList;
193 bool m_isMakingTransition;
195 void moveClipToEnd(Mlt::Playlist &playlist,
int trackIndex,
int clipIndex,
int position,
196 bool ripple,
bool rippleAllTracks);
197 void moveClipInBlank(Mlt::Playlist &playlist,
int trackIndex,
int clipIndex,
int position,
198 bool ripple,
bool rippleAllTracks,
int duration = 0);
199 void consolidateBlanks(Mlt::Playlist &playlist,
int trackIndex);
200 void consolidateBlanksAllTracks();
201 void getAudioLevels();
202 void addBlackTrackIfNeeded();
203 void convertOldDoc();
204 Mlt::Transition *getTransition(
const QString &name,
int trackIndex)
const;
205 Mlt::Filter *getFilter(
const QString &name,
int trackIndex)
const;
206 Mlt::Filter *getFilter(
const QString &name, Mlt::Service *service)
const;
207 void removeBlankPlaceholder(Mlt::Playlist &playlist,
int trackIndex);
208 void retainPlaylist();
210 void removeRegion(
int trackIndex,
int position,
int length);
211 void clearMixReferences(
int trackIndex,
int clipIndex);
212 bool isFiltered(Mlt::Producer *producer = 0)
const;
214 void adjustServiceFilterDurations(Mlt::Service &service,
int duration);
215 bool warnIfInvalid(Mlt::Service &service);
216 Mlt::Transition *getVideoBlendTransition(
int trackIndex)
const;
217 void refreshVideoBlendTransitions();
218 int bottomVideoTrackMltIndex()
const;
220 friend class UndoHelper;
223 void adjustBackgroundDuration();
224 void adjustTrackFilters();