18#ifndef MULTITRACKMODEL_H
19#define MULTITRACKMODEL_H
21#include <MltPlaylist.h>
22#include <MltTractor.h>
23#include <QAbstractItemModel>
30 PlaylistTrackType = 0,
44typedef QList<Track> TrackList;
46class MultitrackModel :
public QAbstractItemModel
49 Q_PROPERTY(
int trackHeight READ trackHeight WRITE setTrackHeight NOTIFY trackHeightChanged)
50 Q_PROPERTY(
int trackHeaderWidth READ trackHeaderWidth WRITE setTrackHeaderWidth NOTIFY
51 trackHeaderWidthChanged FINAL)
52 Q_PROPERTY(
double scaleFactor READ scaleFactor WRITE setScaleFactor NOTIFY scaleFactorChanged)
53 Q_PROPERTY(
bool filtered READ isFiltered NOTIFY filteredChanged)
58 NameRole = Qt::UserRole + 1,
88 explicit MultitrackModel(QObject *parent = 0);
91 Mlt::Tractor *tractor()
const {
return m_tractor; }
92 const TrackList &trackList()
const {
return m_trackList; }
94 int rowCount(
const QModelIndex &parent = QModelIndex())
const;
95 int columnCount(
const QModelIndex &parent)
const;
96 QVariant data(
const QModelIndex &index,
int role)
const;
97 QModelIndex index(
int row,
int column = 0,
const QModelIndex &parent = QModelIndex())
const;
98 QModelIndex makeIndex(
int trackIndex,
int clipIndex)
const;
99 QModelIndex parent(
const QModelIndex &index)
const;
100 QHash<int, QByteArray> roleNames()
const;
101 Q_INVOKABLE
void audioLevelsReady(
const QPersistentModelIndex &index);
102 bool createIfNeeded();
103 void addBackgroundTrack();
106 void removeTrack(
int trackIndex);
109 int clipIndex(
int trackIndex,
int position);
110 bool trimClipInValid(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
111 bool trimClipOutValid(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
112 int trackHeight()
const;
113 void setTrackHeight(
int height);
114 int trackHeaderWidth()
const;
115 void setTrackHeaderWidth(
int width);
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,
126 std::unique_ptr<Mlt::ClipInfo> getClipInfo(
int trackIndex,
int clipIndex);
127 QString getTrackName(
int trackIndex);
128 int bottomVideoTrackIndex()
const;
129 int mltIndexForTrack(
int trackIndex)
const;
130 bool checkForEmptyTracks(
int trackIndex);
137 void seeked(
int position,
bool seekPlayer =
true);
138 void trackHeightChanged();
139 void trackHeaderWidthChanged();
140 void scaleFactorChanged();
141 void showStatusMessage(QString);
142 void durationChanged();
143 void filteredChanged();
144 void reloadRequested();
145 void appended(
int trackIndex,
int clipIndex);
146 void inserted(
int trackIndex,
int clipIndex);
147 void overWritten(
int trackIndex,
int clipIndex);
148 void removing(Mlt::Service *service);
149 void noMoreEmptyTracks(
bool isAudio);
152 void refreshTrackList();
153 void setTrackName(
int row,
const QString &value);
154 void setTrackMute(
int row,
bool mute);
155 void setTrackHidden(
int row,
bool hidden);
156 void setTrackComposite(
int row,
bool composite);
157 void setTrackLock(
int row,
bool lock);
158 int trimClipIn(
int trackIndex,
int clipIndex,
int delta,
bool ripple,
bool rippleAllTracks);
159 void notifyClipIn(
int trackIndex,
int clipIndex);
160 int trimClipOut(
int trackIndex,
int clipIndex,
int delta,
bool ripple,
bool rippleAllTracks);
161 void notifyClipOut(
int trackIndex,
int clipIndex);
163 int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks);
164 int overwriteClip(
int trackIndex, Mlt::Producer &clip,
int position,
bool seek =
true);
166 int trackIndex, Mlt::Producer &clip,
int position,
bool seek =
true,
bool notify =
true);
167 int insertClip(
int trackIndex,
170 bool rippleAllTracks,
173 int appendClip(
int trackIndex, Mlt::Producer &clip,
bool seek =
true,
bool notify =
true);
174 void removeClip(
int trackIndex,
int clipIndex,
bool rippleAllTracks);
175 void liftClip(
int trackIndex,
int clipIndex);
176 void splitClip(
int trackIndex,
int clipIndex,
int position);
177 void joinClips(
int trackIndex,
int clipIndex);
178 void fadeIn(
int trackIndex,
int clipIndex,
int duration);
179 void fadeOut(
int trackIndex,
int clipIndex,
int duration);
180 bool addTransitionValid(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple);
181 int addTransition(
int trackIndex,
int clipIndex,
int position,
bool ripple,
bool rippleAllTracks);
182 void removeTransition(
int trackIndex,
int clipIndex);
183 void removeTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
184 void removeTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
185 bool trimTransitionInValid(
int trackIndex,
int clipIndex,
int delta);
186 void trimTransitionIn(
int trackIndex,
int clipIndex,
int delta,
bool slip =
false);
187 bool trimTransitionOutValid(
int trackIndex,
int clipIndex,
int delta);
188 void trimTransitionOut(
int trackIndex,
int clipIndex,
int delta,
bool slip =
false);
189 bool addTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
190 int addTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
191 bool addTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
192 void addTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
193 bool removeTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
194 bool removeTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
195 void filterAddedOrRemoved(Mlt::Producer *producer);
196 void onFilterChanged(Mlt::Service *service);
197 void reload(
bool asynchronous =
false);
198 void replace(
int trackIndex,
int clipIndex, Mlt::Producer &clip,
bool copyFilters =
true);
201 Mlt::Tractor *m_tractor;
202 TrackList m_trackList;
203 bool m_isMakingTransition;
205 void moveClipToEnd(Mlt::Playlist &playlist,
210 bool rippleAllTracks);
211 void moveClipInBlank(Mlt::Playlist &playlist,
216 bool rippleAllTracks,
218 void consolidateBlanks(Mlt::Playlist &playlist,
int trackIndex);
219 void consolidateBlanksAllTracks();
220 void getAudioLevels();
221 void addBlackTrackIfNeeded();
222 void convertOldDoc();
223 Mlt::Transition *getTransition(
const QString &name,
int trackIndex)
const;
224 Mlt::Filter *getFilter(
const QString &name,
int trackIndex)
const;
225 Mlt::Filter *getFilter(
const QString &name, Mlt::Service *service)
const;
226 void removeBlankPlaceholder(Mlt::Playlist &playlist,
int trackIndex);
227 void retainPlaylist();
229 void removeRegion(
int trackIndex,
int position,
int length);
230 void clearMixReferences(
int trackIndex,
int clipIndex);
231 bool isFiltered(Mlt::Producer *producer = 0)
const;
233 void adjustServiceFilterDurations(Mlt::Service &service,
int duration);
234 bool warnIfInvalid(Mlt::Service &service);
235 Mlt::Transition *getVideoBlendTransition(
int trackIndex)
const;
236 void refreshVideoBlendTransitions();
237 int bottomVideoTrackMltIndex()
const;
238 bool hasEmptyTrack(TrackType trackType)
const;
240 friend class UndoHelper;
243 void adjustBackgroundDuration();
244 void adjustTrackFilters();