Avoid crash - check if dialog pointer is still valid

[kdenlive] / src / customtrackview.h

diff --git a/src/customtrackview.h b/src/customtrackview.h
index a5071e90f0f9c026f723dea8f3e27cb8c251e8a8..dafe942c1824d399a1ecf314491961da30f26fc0 100644 (file)
--- a/src/customtrackview.h
+++ b/src/customtrackview.h
@@ -42,6 +42,7 @@ class ClipItem;
 class AbstractClipItem;
 class AbstractGroupItem;
 class Transition;
+class AudioCorrelation;
 
 class CustomTrackView : public QGraphicsView
 {
@@ -60,7 +61,13 @@ public:
     void configTracks(QList <TrackInfo> trackInfos);
     int cursorPos();
     void checkAutoScroll();
-    void moveClip(const ItemInfo &start, const ItemInfo &end, bool refresh);
+    /**
+      Move the clip at \c start to \c end.
+
+      If \c out_actualEnd is not NULL, it will be set to the position the clip really ended up at.
+      For example, attempting to move a clip to t = -1 s will actually move it to t = 0 s.
+      */
+    bool moveClip(const ItemInfo &start, const ItemInfo &end, bool refresh, ItemInfo *out_actualEnd = NULL);
     void moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> startTransition, const GenTime &offset, const int trackOffset, bool reverseMove = false);
     /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
     void moveTransition(const ItemInfo &start, const ItemInfo &end, bool refresh);
@@ -72,11 +79,14 @@ public:
     void addMarker(const QString &id, const GenTime &pos, const QString &comment);
     void setScale(double scaleFactor, double verticalScale);
     void deleteClip(const QString &clipId);
+    /** @brief Add effect to current clip */
     void slotAddEffect(QDomElement effect, GenTime pos, int track);
     void slotAddGroupEffect(QDomElement effect, AbstractGroupItem *group);
     void addEffect(int track, GenTime pos, QDomElement effect);
     void deleteEffect(int track, GenTime pos, QDomElement effect);
-    void updateEffect(int track, GenTime pos, QDomElement insertedEffect, int ix, bool refreshEffectStack = false);
+    void updateEffect(int track, GenTime pos, QDomElement insertedEffect, bool refreshEffectStack = false);
+    /** @brief Enable / disable a list of effects */
+    void updateEffectState(int track, GenTime pos, QList <int> effectIndexes, bool disable, bool updateEffectStack);
     void moveEffect(int track, GenTime pos, QList <int> oldPos, QList <int> newPos);
     void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params, bool refresh);
     void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params, bool refresh);
@@ -138,6 +148,12 @@ public:
     /** @brief Creates SplitAudioCommands for selected clips. */
     void splitAudio();
 
+    /// Define which clip to take as reference for automatic audio alignment
+    void setAudioAlignReference();
+
+    /// Automatically align the currently selected clips to synchronize their audio with the reference's audio
+    void alignAudio();
+
     /** @brief Seperates the audio of a clip to a audio track.
     * @param pos Position of the clip to split
     * @param track Track of the clip
@@ -192,7 +208,7 @@ public slots:
     void moveCursorPos(int delta);
     void updateCursorPos();
     void slotDeleteEffect(ClipItem *clip, int track, QDomElement effect, bool affectGroup = true);
-    void slotChangeEffectState(ClipItem *clip, int track, int effectPos, bool disable);
+    void slotChangeEffectState(ClipItem *clip, int track, QList <int> effectIndexes, bool disable);
     void slotChangeEffectPosition(ClipItem *clip, int track, QList <int> currentPos, int newPos);
     void slotUpdateClipEffect(ClipItem *clip, int track, QDomElement oldeffect, QDomElement effect, int ix, bool refreshEffectStack = true);
     void slotUpdateClipRegion(ClipItem *clip, int ix, QString region);
@@ -359,6 +375,9 @@ private:
     QWaitCondition m_producerNotReady;
     KStatefulBrush m_activeTrackBrush;
 
+    AudioCorrelation *m_audioCorrelator;
+    ClipItem *m_audioAlignmentReference;
+
     /** stores the state of the control modifier during mouse press.
      * Will then be used to identify whether we resize a group or only one item of it. */
     bool m_controlModifier;
@@ -444,7 +463,7 @@ private:
     void adjustEffects(ClipItem *item, ItemInfo oldInfo, QUndoCommand *command);
     
     /** @brief Prepare an add clip command for an effect */
-    void processEffect(ClipItem *item, QDomElement effect, QUndoCommand *effectCommand);
+    void processEffect(ClipItem *item, QDomElement effect, int offset, QUndoCommand *effectCommand);
     
     /** @brief Get effect parameters ready for MLT*/
     void adjustEffectParameters(EffectsParameterList &parameters, QDomNodeList params, const QString &prefix = QString());