#ifndef CLIPITEM_H
#define CLIPITEM_H
+#include <QTimeLine>
#include <QGraphicsRectItem>
+#include <QDomElement>
#include <QGraphicsSceneMouseEvent>
+#include <QTimer>
+#include <QFuture>
-#include "labelitem.h"
#include "definitions.h"
+#include "gentime.h"
+#include "effectslist.h"
+#include "abstractclipitem.h"
-class ClipItem : public QGraphicsRectItem
+class DocClipBase;
+class Transition;
+
+namespace Mlt
+{
+class Producer;
+}
+
+class ClipItem : public AbstractClipItem
{
-
- public:
- ClipItem(int clipType, QString name, int producer, int maxDuration, const QRectF & rect);
+ Q_OBJECT
+
+public:
+ ClipItem(DocClipBase *clip, const ItemInfo &info, double fps, double speed, int strobe, int frame_width, bool generateThumbs = true);
+ virtual ~ ClipItem();
virtual void paint(QPainter *painter,
- const QStyleOptionGraphicsItem *option,
- QWidget *widget);
- virtual int type () const;
- void moveTo(double x, double offset);
- OPERATIONTYPE operationMode(QPointF pos);
- int clipProducer();
- int clipType();
- QString clipName();
- int maxDuration();
-
- protected:
- virtual void mouseMoveEvent ( QGraphicsSceneMouseEvent * event );
- virtual void mouseReleaseEvent ( QGraphicsSceneMouseEvent * event );
- virtual void mousePressEvent ( QGraphicsSceneMouseEvent * event );
-
- private:
- LabelItem *m_label;
- int m_textWidth;
- OPERATIONTYPE m_resizeMode;
- int m_grabPoint;
- int m_producer;
- int m_clipType;
+ const QStyleOptionGraphicsItem *option,
+ QWidget *);
+ virtual int type() const;
+ void resizeStart(int posx, bool size = true, bool emitChange = true);
+ void resizeEnd(int posx, bool emitChange = true);
+ OperationType operationMode(const QPointF &pos);
+ static int itemHeight();
+ const QString clipProducer() const;
+ int clipType() const;
+ DocClipBase *baseClip() const;
+ QString clipName() const;
+ void setClipName(const QString &name);
+ QDomElement xml() const;
+ QDomElement itemXml() const;
+ ClipItem *clone(const ItemInfo &info) const;
+ const EffectsList effectList() const;
+ void setFadeOut(int pos);
+ void setFadeIn(int pos);
+ void setFades(int in, int out);
+
+ /** @brief Gets the clip's effect names.
+ * @return The names of the effects in a string list */
+ QStringList effectNames();
+
+ /** @brief Adds an effect to the clip.
+ * @return The parameters that will be passed to Mlt */
+ EffectsParameterList addEffect(QDomElement effect, bool animate = true);
+
+ /** @brief Deletes the effect with id @param index. */
+ void deleteEffect(const QString &index);
+
+ /** @brief Gets the number of effects in this clip. */
+ int effectsCount();
+
+ /** @brief Gets a unique (?) effect id. */
+ int effectsCounter();
+
+ /** @brief Gets a copy of the xml of an effect.
+ * @param ix The effect's list index (starting from 0)
+ * @return A copy of the effect's xml */
+ QDomElement effect(int ix) const;
+
+ /** @brief Gets a copy of the xml of an effect.
+ * @param ix The effect's index in effectlist (starting from 1)
+ * @return A copy of the effect's xml */
+ QDomElement effectAtIndex(int ix) const;
+
+ /** @brief Gets the xml of an effect.
+ * @param ix The effect's index in effectlist (starting from 1)
+ * @return The effect's xml */
+ QDomElement getEffectAtIndex(int ix) const;
+
+ /** @brief Replaces an effect.
+ * @param ix The effect's index in effectlist
+ * @param effect The new effect */
+ void updateEffect(QDomElement effect);
+ /** @brief Enable / disable a list of effect from their indexes. */
+ void enableEffects(QList <int> indexes, bool disable);
+ bool moveEffect(QDomElement effect, int ix);
+ void flashClip();
+ void addTransition(Transition*);
+
+ /** @brief Regenerates audio and video thumbnails.
+ * @param clearExistingThumbs true = regenerate all thumbs, false = only create missing thumbs. */
+ void resetThumbs(bool clearExistingThumbs);
+
+ /** @brief Updates clip properties from base clip.
+ * @param checkDuration whether or not to check for a valid duration.
+ * @param resetThumbs whether or not to recreate the image thumbnails. */
+ void refreshClip(bool checkDuration, bool resetThumbs);
+
+ /** @brief Gets clip's marker times.
+ * @return A list of the times. */
+ QList <GenTime> snapMarkers() const;
+ QList <CommentedTime> commentedSnapMarkers() const;
+
+ /** @brief Gets the position of the fade in effect. */
+ int fadeIn() const;
+
+ /** @brief Gets the position of the fade out effect. */
+ int fadeOut() const;
+ void setSelectedEffect(const int ix);
+ void updateKeyframeEffect();
+ QDomElement selectedEffect();
+ int selectedEffectIndex() const;
+
+ void initEffect(QDomElement effect, int diff = 0, int offset = 0);
+
+ /** @brief Gets all keyframes.
+ * @param index Index of the effect
+ * @return a list of strings of keyframes (one string per param) */
+ QStringList keyframes(const int index);
+
+ /** @brief Adjust all geometry keyframes.
+ * @param index Index of the effect */
+ void resizeGeometries(const int index, int width, int height, int previousDuration, int start, int duration);
+
+ /** @brief Sets params with keyframes and updates the visible keyframes.
+ * @param ix Number of the effect
+ * @param keyframes a list of strings of keyframes (one string per param), which should be used */
+ void setKeyframes(const int ix, const QStringList &keyframes);
+ void setEffectList(const EffectsList &effectList);
+ void setSpeed(const double speed, int strobe);
+ double speed() const;
+ int strobe() const;
+ GenTime maxDuration() const;
+ GenTime speedIndependantCropStart() const;
+ GenTime speedIndependantCropDuration() const;
+ const ItemInfo speedIndependantInfo() const;
+ int hasEffect(const QString &tag, const QString &id) const;
+
+ /** @brief Adjust keyframes to the new clip. */
+ const QString adjustKeyframes(const QString &keyframes, int offset);
+ /** @brief Makes sure all keyframes are in the clip's cropped duration.
+ * @param cutPos the frame number where the new clip starts
+ * @return Whether or not changes were made */
+ bool checkKeyFrames(int width, int height, int previousDuration, int cutPos = -1);
+ QPixmap startThumb() const;
+ QPixmap endThumb() const;
+ void setVideoOnly(bool force);
+ void setAudioOnly(bool force);
+ bool isVideoOnly() const;
+ bool isAudioOnly() const;
+
+ void insertKeyframe(QDomElement effect, int pos, int val);
+ void movedKeyframe(QDomElement effect, int oldpos, int newpos, double value);
+ void updateKeyframes(QDomElement effect);
+ void updateGeometryKeyframes(QDomElement effect, int paramIndex, int width, int height, ItemInfo oldInfo);
+ bool updateNormalKeyframes(QDomElement parameter, ItemInfo oldInfo);
+
+ /** @brief Adjusts effects after a clip duration change. */
+ QMap<int, QDomElement> adjustEffectsToDuration(int width, int height, const ItemInfo &oldInfo);
+
+ /** Returns the necessary (audio, video, general) producer.
+ * @param track Track of the requested producer
+ * @param trackSpecific (default = true) Whether to return general producer for a specific track.
+ * @return Fitting producer
+ * Which producer is returned depends on the type of this clip (audioonly, videoonly, normal) */
+ Mlt::Producer *getProducer(int track, bool trackSpecific = true);
+ void resetFrameWidth(int width);
+ /** @brief Clip is about to be deleted, block thumbs. */
+ void stopThumbs();
+
+ /** @brief Get a free index value for effect group. */
+ int nextFreeEffectGroupIndex() const;
+
+protected:
+ //virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event);
+ void dragEnterEvent(QGraphicsSceneDragDropEvent *event);
+ void dragLeaveEvent(QGraphicsSceneDragDropEvent *event);
+ void dropEvent(QGraphicsSceneDragDropEvent *event);
+ //virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *);
+ //virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *);
+ QVariant itemChange(GraphicsItemChange change, const QVariant &value);
+
+private:
+ DocClipBase *m_clip;
+ ItemInfo m_speedIndependantInfo;
+ QString m_producer;
+ ClipType m_clipType;
QString m_clipName;
- int m_maxDuration;
- int m_cropStart;
- int m_cropDuration;
+ QString m_effectNames;
+ int m_startFade;
+ int m_endFade;
+ bool m_audioOnly;
+ bool m_videoOnly;
+ QColor m_baseColor;
+ QColor m_paintColor;
+
+ QPixmap m_startPix;
+ QPixmap m_endPix;
+
+ bool m_hasThumbs;
+ QTimer m_startThumbTimer;
+ QTimer m_endThumbTimer;
+
+ int m_selectedEffect;
+ QTimeLine *m_timeLine;
+ bool m_startThumbRequested;
+ bool m_endThumbRequested;
+ //bool m_hover;
+ double m_speed;
+ int m_strobe;
+
+ EffectsList m_effectList;
+ QList <Transition*> m_transitionsList;
+ QMap<int, QPixmap> m_audioThumbCachePic;
+ bool m_audioThumbReady;
+ double m_framePixelWidth;
+
+ QPixmap m_videoPix;
+ QPixmap m_audioPix;
+ /** @brief Keyframes type can be "keyframe" or "simplekeyframe" which have to be painted differently.
+ * True if keyframe type is "keyframe" */
+ bool m_limitedKeyFrames;
+
+private slots:
+ void slotGetStartThumb();
+ void slotGetEndThumb();
+ void slotGotAudioData();
+ void slotPrepareAudioThumb(double pixelForOneFrame, int startpixel, int endpixel, int channels, int pixelHeight);
+ void animate(qreal value);
+ void slotSetStartThumb(const QImage &img);
+ void slotSetEndThumb(const QImage &img);
+ void slotThumbReady(int frame, const QImage &img);
+ /** @brief The thumbnailer has finished to cache all required thumbs. */
+ void slotGotThumbsCache();
+
+public slots:
+ void slotFetchThumbs();
+ void slotSetStartThumb(const QPixmap &pix);
+ void slotSetEndThumb(const QPixmap &pix);
+ void slotUpdateRange();
+
+signals:
+ void prepareAudioThumb(double, int, int, int, int);
+ void updateRange();
};
#endif