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 void adjustClipFilters(Mlt::Producer& producer,
int in,
int out,
int inDelta,
int outDelta);
118 void seeked(
int position);
119 void trackHeightChanged();
120 void scaleFactorChanged();
121 void showStatusMessage(QString);
122 void durationChanged();
123 void filteredChanged();
124 void filterInChanged(
int delta, Mlt::Filter*);
125 void filterOutChanged(
int delta, Mlt::Filter*);
126 void reloadRequested();
127 void inserted(
int trackIndex,
int clipIndex);
128 void overWritten(
int trackIndex,
int clipIndex);
131 void refreshTrackList();
132 void setTrackName(
int row,
const QString &value);
133 void setTrackMute(
int row,
bool mute);
134 void setTrackHidden(
int row,
bool hidden);
135 void setTrackComposite(
int row,
bool composite);
136 void setTrackLock(
int row,
bool lock);
137 int trimClipIn(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
138 void notifyClipIn(
int trackIndex,
int clipIndex);
139 int trimClipOut(
int trackIndex,
int clipIndex,
int delta,
bool ripple);
140 void notifyClipOut(
int trackIndex,
int clipIndex);
141 bool moveClipValid(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple);
142 bool moveClip(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple);
143 int overwriteClip(
int trackIndex, Mlt::Producer& clip,
int position,
bool seek =
true);
144 QString overwrite(
int trackIndex, Mlt::Producer& clip,
int position,
bool seek =
true);
145 int insertClip(
int trackIndex, Mlt::Producer& clip,
int position,
bool seek =
true);
146 int appendClip(
int trackIndex, Mlt::Producer &clip);
147 void removeClip(
int trackIndex,
int clipIndex);
148 void liftClip(
int trackIndex,
int clipIndex);
149 void splitClip(
int trackIndex,
int clipIndex,
int position);
150 void joinClips(
int trackIndex,
int clipIndex);
151 void appendFromPlaylist(Mlt::Playlist* playlist,
int trackIndex);
152 void overwriteFromPlaylist(Mlt::Playlist& playlist,
int trackIndex,
int position);
153 void fadeIn(
int trackIndex,
int clipIndex,
int duration);
154 void fadeOut(
int trackIndex,
int clipIndex,
int duration);
155 bool addTransitionValid(
int fromTrack,
int toTrack,
int clipIndex,
int position);
156 int addTransition(
int trackIndex,
int clipIndex,
int position,
bool ripple);
157 void removeTransition(
int trackIndex,
int clipIndex);
158 void removeTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
159 void removeTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
160 bool trimTransitionInValid(
int trackIndex,
int clipIndex,
int delta);
161 void trimTransitionIn(
int trackIndex,
int clipIndex,
int delta);
162 bool trimTransitionOutValid(
int trackIndex,
int clipIndex,
int delta);
163 void trimTransitionOut(
int trackIndex,
int clipIndex,
int delta);
164 bool addTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
165 void addTransitionByTrimIn(
int trackIndex,
int clipIndex,
int delta);
166 bool addTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
167 void addTransitionByTrimOut(
int trackIndex,
int clipIndex,
int delta);
168 bool removeTransitionByTrimInValid(
int trackIndex,
int clipIndex,
int delta);
169 bool removeTransitionByTrimOutValid(
int trackIndex,
int clipIndex,
int delta);
170 void filterAddedOrRemoved(Mlt::Producer *producer);
171 void onFilterChanged(Mlt::Filter* filter);
172 void reload(
bool asynchronous =
false);
175 Mlt::Tractor* m_tractor;
176 TrackList m_trackList;
177 bool m_isMakingTransition;
179 bool moveClipToTrack(
int fromTrack,
int toTrack,
int clipIndex,
int position,
bool ripple);
180 void moveClipToEnd(Mlt::Playlist& playlist,
int trackIndex,
int clipIndex,
int position,
bool ripple);
181 void relocateClip(Mlt::Playlist& playlist,
int trackIndex,
int clipIndex,
int position,
bool ripple);
182 void moveClipInBlank(Mlt::Playlist& playlist,
int trackIndex,
int clipIndex,
int position,
bool ripple,
int duration = 0);
183 void consolidateBlanks(Mlt::Playlist& playlist,
int trackIndex);
184 void consolidateBlanksAllTracks();
185 void getAudioLevels();
186 void addBlackTrackIfNeeded();
187 void convertOldDoc();
188 Mlt::Transition* getTransition(
const QString& name,
int trackIndex)
const;
189 Mlt::Filter* getFilter(
const QString& name,
int trackIndex)
const;
190 Mlt::Filter* getFilter(
const QString& name, Mlt::Service* service)
const;
191 void removeBlankPlaceholder(Mlt::Playlist& playlist,
int trackIndex);
192 void retainPlaylist();
194 void removeRegion(
int trackIndex,
int position,
int length);
195 void clearMixReferences(
int trackIndex,
int clipIndex);
196 bool isFiltered(Mlt::Producer* producer = 0)
const;
198 void adjustServiceFilterDurations(Mlt::Service& service,
int duration);
200 friend class UndoHelper;
203 void adjustBackgroundDuration();
204 void adjustTrackFilters();
207 #endif // MULTITRACKMODEL_H