X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Frenderer.h;h=800f1ea548d176bdf44134dce2f196cc01df9bfc;hb=05f4fad9a19434399f43ff76e06d1e1a5f74c0f6;hp=370179ffd02b08d2559d2c17bb8fb8016bc35062;hpb=bebf2cf2fbce34b66f769c5fab42692d779ea78a;p=kdenlive diff --git a/src/renderer.h b/src/renderer.h index 370179ff..800f1ea5 100644 --- a/src/renderer.h +++ b/src/renderer.h @@ -2,8 +2,9 @@ krender.h - description ------------------- begin : Fri Nov 22 2002 - copyright : (C) 2002 by Jason Wood - email : jasonwood@blueyonder.co.uk + copyright : (C) 2002 by Jason Wood (jasonwood@blueyonder.co.uk) + copyright : (C) 2010 by Jean-Baptiste Mardelle (jb@kdenlive.org) + ***************************************************************************/ /*************************************************************************** @@ -17,7 +18,6 @@ /** * @class Render - * @author Jason Wood * @brief Client side of the interface to a renderer. * * From Kdenlive's point of view, you treat the Render object as the renderer, @@ -31,6 +31,9 @@ #include "gentime.h" #include "definitions.h" +#include "abstractmonitor.h" + +#include #include @@ -39,12 +42,8 @@ #include #include #include - -#ifdef Q_WS_MAC -#include "videoglwidget.h" -#endif - -class Render; +#include +#include class QTimer; class QPixmap; @@ -61,6 +60,19 @@ class Producer; class Filter; class Profile; class Service; +class Event; +}; + +struct requestClipInfo { + QDomElement xml; + QString clipId; + int imageHeight; + bool replaceProducer; + +bool operator==(const requestClipInfo &a) +{ + return clipId == a.clipId; +} }; class MltErrorEvent : public QEvent @@ -75,50 +87,46 @@ private: QString m_message; }; -class Render: public QObject + +class Render: public AbstractRender { Q_OBJECT public: enum FailStates { OK = 0, APP_NOEXIST }; + /** @brief Build a MLT Renderer + * @param rendererName A unique identifier for this renderer + * @param winid The parent widget identifier (required for SDL display). Set to 0 for OpenGL rendering + * @param profile The MLT profile used for the renderer (default one will be used if empty). */ + Render(const QString &rendererName, int winid, QString profile = QString(), QWidget *parent = 0); - Render(const QString & rendererName, int winid, int extid, QString profile = QString(), QWidget *parent = 0); - ~Render(); + /** @brief Destroy the MLT Renderer. */ + virtual ~Render(); /** @brief Seeks the renderer clip to the given time. */ void seek(GenTime time); - void seekToFrame(int pos); + void seek(int time); void seekToFrameDiff(int diff); - int m_isBlocked; - //static QPixmap getVideoThumbnail(char *profile, QString file, int frame, int width, int height); QPixmap getImageThumbnail(KUrl url, int width, int height); - /* Return thumbnail for color clip - void getImage(int id, QString color, QPoint size);*/ - - // static QPixmap frameThumbnail(Mlt::Frame *frame, int width, int height, bool border = false); - - /* Return thumbnail for image clip - void getImage(KUrl url, QPoint size);*/ - - /* Requests a particular frame from the given file. - * - * The pixmap will be returned by emitting the replyGetImage() signal. - void getImage(KUrl url, int frame, QPoint size);*/ - + /** @brief Sets the current MLT producer playlist. + * @param list The xml describing the playlist + * @param position (optional) time to seek to */ int setSceneList(QDomDocument list, int position = 0); - /** @brief Sets the current scene list. - * @param list new scene list + /** @brief Sets the current MLT producer playlist. + * @param list new playlist * @param position (optional) time to seek to * @return 0 when it has success, different from 0 otherwise * - * Creates the producer from the MLT XML QDomDocument. Wraps the VEML - * command of the same name. */ + * Creates the producer from the text playlist. */ int setSceneList(QString playlist, int position = 0); int setProducer(Mlt::Producer *producer, int position); + + /** @brief Get the current MLT producer playlist. + * @return A string describing the playlist */ const QString sceneList(); bool saveSceneList(QString path, QDomElement kdenliveData = QDomElement()); @@ -126,23 +134,20 @@ Q_OBJECT public: * @param speed speed to play the scene to * * The speed is relative to normal playback, e.g. 1.0 is normal speed, 0.0 - * is paused, -1.0 means play backwards. It does not specify start/stop - * times for playback. Wraps the VEML command of the same name. */ + * is paused, -1.0 means play backwards. It does not specify start/stop */ void play(double speed); - void switchPlay(); + void switchPlay(bool play); void pause(); /** @brief Stops playing. * @param startTime time to seek to */ - void stop(const GenTime & startTime); - void setVolume(double volume); + void stop(const GenTime &startTime); + int volume() const; - QImage extractFrame(int frame_position, int width = -1, int height = -1); + QImage extractFrame(int frame_position, QString path = QString(), int width = -1, int height = -1); /** @brief Plays the scene starting from a specific time. - * @param startTime time to start playing the scene from - * - * Wraps the VEML command of the same name. */ + * @param startTime time to start playing the scene from */ void play(const GenTime & startTime); void playZone(const GenTime & startTime, const GenTime & stopTime); void loopZone(const GenTime & startTime, const GenTime & stopTime); @@ -155,13 +160,14 @@ Q_OBJECT public: /** @brief Returns the speed at which the renderer is currently playing. * * It returns 0.0 when the renderer is not playing anything. */ - double playSpeed(); + double playSpeed() const; /** @brief Returns the current seek position of the renderer. */ GenTime seekPosition() const; int seekFramePosition() const; - void emitFrameNumber(double position); + void emitFrameUpdated(Mlt::Frame&); + void emitFrameNumber(); void emitConsumerStopped(); /** @brief Returns the aspect ratio of the consumer. */ @@ -172,26 +178,41 @@ Q_OBJECT public: /** @brief Saves current producer frame as an image. */ void exportCurrentFrame(KUrl url, bool notify); - /** @brief Turns on or off on screen display. */ - void refreshDisplay(); - int resetProfile(const QString profileName); + /** @brief Change the Mlt PROFILE + * @param profileName The MLT profile name + * @param dropSceneList If true, the current playlist will be deleted + * @return true if the profile was changed + * . */ + int resetProfile(const QString& profileName, bool dropSceneList = false); + /** @brief Returns true if the render uses profileName as current profile. */ + bool hasProfile(const QString& profileName) const; double fps() const; + + /** @brief Returns the width of a frame for this profile. */ + int frameRenderWidth() const; + /** @brief Returns the display width of a frame for this profile. */ int renderWidth() const; + /** @brief Returns the height of a frame for this profile. */ int renderHeight() const; /** @brief Returns display aspect ratio. */ double dar() const; + /** @brief Returns sample aspect ratio. */ + double sar() const; /* * Playlist manipulation. */ Mlt::Producer *checkSlowMotionProducer(Mlt::Producer *prod, QDomElement element); int mltInsertClip(ItemInfo info, QDomElement element, Mlt::Producer *prod, bool overwrite = false, bool push = false); - bool mltUpdateClip(ItemInfo info, QDomElement element, Mlt::Producer *prod); + bool mltUpdateClip(Mlt::Tractor *tractor, ItemInfo info, QDomElement element, Mlt::Producer *prod); void mltCutClip(int track, GenTime position); - void mltInsertSpace(QMap trackClipStartList, QMap trackTransitionStartList, int track, const GenTime duration, const GenTime timeOffset); - int mltGetSpaceLength(const GenTime pos, int track, bool fromBlankStart); + void mltInsertSpace(QMap trackClipStartList, QMap trackTransitionStartList, int track, const GenTime &duration, const GenTime &timeOffset); + int mltGetSpaceLength(const GenTime &pos, int track, bool fromBlankStart); + + /** @brief Returns the duration/length of @param track as reported by the track producer. */ int mltTrackDuration(int track); + bool mltResizeClipEnd(ItemInfo info, GenTime clipDuration); bool mltResizeClipStart(ItemInfo info, GenTime diff); bool mltResizeClipCrop(ItemInfo info, GenTime diff); @@ -200,13 +221,17 @@ Q_OBJECT public: bool mltRemoveClip(int track, GenTime position); /** @brief Deletes an effect from a clip in MLT's playlist. */ - bool mltRemoveEffect(int track, GenTime position, QString index, bool updateIndex, bool doRefresh = true); + bool mltRemoveEffect(int track, GenTime position, int index, bool updateIndex, bool doRefresh = true); + bool mltRemoveTrackEffect(int track, int index, bool updateIndex); /** @brief Adds an effect to a clip in MLT's playlist. */ bool mltAddEffect(int track, GenTime position, EffectsParameterList params, bool doRefresh = true); + bool mltAddEffect(Mlt::Service service, EffectsParameterList params, int duration, bool doRefresh); + bool mltAddTrackEffect(int track, EffectsParameterList params); /** @brief Edits an effect parameters in MLT's playlist. */ bool mltEditEffect(int track, GenTime position, EffectsParameterList params); + bool mltEditTrackEffect(int track, EffectsParameterList params); /** @brief Updates the "kdenlive_ix" (index) value of an effect. */ void mltUpdateEffectPosition(int track, GenTime position, int oldPos, int newPos); @@ -216,6 +241,7 @@ Q_OBJECT public: * It switches effects from oldPos and newPos, updating the "kdenlive_ix" * (index) value. */ void mltMoveEffect(int track, GenTime position, int oldPos, int newPos); + void mltMoveTrackEffect(int track, int oldPos, int newPos); /** @brief Enables/disables audio/video in a track. */ void mltChangeTrackState(int track, bool mute, bool blind); @@ -230,7 +256,7 @@ Q_OBJECT public: void mltResizeTransparency(int oldStart, int newStart, int newEnd, int track, int id); void mltInsertTrack(int ix, bool videoTrack); void mltDeleteTrack(int ix); - bool mltUpdateClipProducer(int track, int pos, Mlt::Producer *prod); + bool mltUpdateClipProducer(Mlt::Tractor *tractor, int track, int pos, Mlt::Producer *prod); void mltPlantTransition(Mlt::Field *field, Mlt::Transition &tr, int a_track, int b_track); Mlt::Producer *invalidProducer(const QString &id); @@ -238,7 +264,7 @@ Q_OBJECT public: * * It creates a new "framebuffer" producer, which must have its "resource" * property set to "video.mpg?0.6", where "video.mpg" is the path to the - * clip and "0.6" is the speed in percentile. The newly created producer + * clip and "0.6" is the speed in percentage. The newly created producer * will have its "id" property set to "slowmotion:parentid:speed", where * "parentid" is the id of the original clip in the ClipManager list and * "speed" is the current speed. */ @@ -248,10 +274,36 @@ Q_OBJECT public: void updatePreviewSettings(); void setDropFrames(bool show); QString updateSceneListFps(double current_fps, double new_fps, QString scene); -#ifdef Q_WS_MAC void showFrame(Mlt::Frame&); -#endif + + void showAudio(Mlt::Frame&); + /** @brief This property is used to decide if the renderer should send audio data for monitoring. */ + bool analyseAudio; + QList checkTrackSequence(int); + void sendFrameUpdate(); + + /** @brief Returns a pointer to the main producer. */ + Mlt::Producer *getProducer(); + /** @brief Returns the number of clips to process (When requesting clip info). */ + int processingItems(); + /** @brief Force processing of clip with selected id. */ + void forceProcessing(const QString &id); + /** @brief Are we currently processing clip with selected id. */ + bool isProcessing(const QString &id); + + /** @brief Requests the file properties for the specified URL (will be put in a queue list) + @param xml The xml parameters for the clip + @param clipId The clip Id string + @param imageHeight The height (in pixels) of the returned thumbnail (height of a treewidgetitem in projectlist) + @param replaceProducer If true, the MLT producer will be recreated */ + void getFileProperties(const QDomElement &xml, const QString &clipId, int imageHeight, bool replaceProducer = true); + + /** @brief Lock the MLT service */ + Mlt::Tractor *lockService(); + /** @brief Unlock the MLT service */ + void unlockService(Mlt::Tractor *tractor); + const QString activeClipId(); private: @@ -263,8 +315,10 @@ private: Mlt::Consumer * m_mltConsumer; Mlt::Producer * m_mltProducer; Mlt::Profile *m_mltProfile; - double m_framePosition; + Mlt::Event *m_showFrameEvent; + Mlt::Event *m_pauseEvent; double m_fps; + bool m_externalConsumer; /** @brief True if we are playing a zone. * @@ -282,37 +336,55 @@ private: QString m_activeProfile; QTimer *m_osdTimer; + QTimer m_refreshTimer; + QMutex m_mutex; + QMutex m_infoMutex; /** @brief A human-readable description of this renderer. */ int m_winid; -#ifdef Q_WS_MAC - VideoGLWidget *m_glWidget; -#endif + QLocale m_locale; + QFuture m_infoThread; + QList m_requestList; + void closeMlt(); void mltCheckLength(Mlt::Tractor *tractor); void mltPasteEffects(Mlt::Producer *source, Mlt::Producer *dest); QMap mltGetTransitionParamsFromXml(QDomElement xml); QMap m_slowmotionProducers; - void buildConsumer(const QString profileName); + /** @brief The id of the clip that is currently being loaded for info query */ + QString m_processingClipId; + + /** @brief Build the MLT Consumer object with initial settings. + * @param profileName The MLT profile to use for the consumer */ + void buildConsumer(const QString& profileName); void resetZoneMode(); void fillSlowMotionProducers(); + /** @brief Get the track number of the lowest audible (non muted) audio track + * @param return The track number */ + int getLowestNonMutedAudioTrack(Mlt::Tractor tractor); + + /** @brief Make sure our audio mixing transitions are applied to the lowest track */ + void fixAudioMixing(Mlt::Tractor tractor); + /** @brief Make sure we inform MLT if we need a lot of threads for avformat producer */ + void checkMaxThreads(); private slots: /** @brief Refreshes the monitor display. */ void refresh(); void slotOsdTimeout(); - int connectPlaylist(); - //void initSceneList(); + /** @brief Process the clip info requests (in a separate thread). */ + void processFileProperties(); signals: /** @brief The renderer received a reply to a getFileProperties request. */ - void replyGetFileProperties(const QString &clipId, Mlt::Producer*, const QMap < QString, QString > &, const QMap < QString, QString > &, bool); + void replyGetFileProperties(const QString &clipId, Mlt::Producer*, const stringMap &, const stringMap &, bool replaceProducer); /** @brief The renderer received a reply to a getImage request. */ - void replyGetImage(const QString &, const QPixmap &); + void replyGetImage(const QString &, const QString &, int, int); + void replyGetImage(const QString &, const QImage &); /** @brief The renderer stopped, either playing or rendering. */ void stopped(); @@ -323,26 +395,28 @@ signals: /** @brief The renderer started rendering. */ void rendering(const GenTime &); - /** @brief The rendering has finished. - @see consumer_frame_show - This signal seems to be useless; use renderPosition(int) instead --Granjow */ - void renderFinished(); - - /* @brief The current seek position has been changed by the renderer. - void positionChanged(const GenTime &);*/ - /** @brief An error occurred within this renderer. */ void error(const QString &, const QString &); void durationChanged(int); void rendererPosition(int); void rendererStopped(int); + /** @brief The clip is not valid, should be removed from project. */ void removeInvalidClip(const QString &, bool replaceProducer); - void refreshDocumentProducers(); + /** @brief The proxy is not valid, should be deleted. + * @param id The original clip's id + * @param durationError Should be set to true if the proxy failed because it has not same length as original clip + */ + void removeInvalidProxy(const QString &id, bool durationError); + void refreshDocumentProducers(bool displayRatioChanged, bool fpsChanged); + /** @brief A proxy clip is missing, ask for creation. */ + void requestProxy(QString); + /** @brief A frame's image has to be shown. * * Used in Mac OS X. */ void showImageSignal(QImage); + void showAudioSignal(const QByteArray &); public slots: @@ -356,17 +430,12 @@ public slots: /** @brief Checks if the file is readable by MLT. */ bool isValid(KUrl url); - /** @brief Requests the file properties for the specified URL. - * - * Upon return, the result will be emitted via replyGetFileProperties(). - * Wraps the VEML command of the same name. */ - void getFileProperties(const QDomElement xml, const QString &clipId, int imageHeight, bool replaceProducer = true); - void exportFileToFirewire(QString srcFileName, int port, GenTime startTime, GenTime endTime); - static char *decodedString(QString str); void mltSavePlaylist(); void slotSplitView(bool doit); void slotSwitchFullscreen(); + void slotSetVolume(int volume); + void seekToFrame(int pos); }; #endif