X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Frenderer.h;h=11d2d3e8d0c788ca8b6cd9f655344f5a379eb69b;hb=aa3ddeb39bd86be6ae33f6fe396e8d141b09f703;hp=3c0e98dccb2601bfd589a25038b28d9859d1f724;hpb=17f5b0311c2539b72b3c879c9d6ef959096e5eb9;p=kdenlive diff --git a/src/renderer.h b/src/renderer.h index 3c0e98dc..11d2d3e8 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 +31,7 @@ #include "gentime.h" #include "definitions.h" +#include "mlt/framework/mlt_types.h" #include @@ -40,9 +41,6 @@ #include #include -#ifdef Q_WS_MAC -#include "videoglwidget.h" -#endif class Render; @@ -82,8 +80,13 @@ 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); + /** @brief Destroy the MLT Renderer. */ ~Render(); /** @brief Seeks the renderer clip to the given time. */ @@ -92,33 +95,24 @@ Q_OBJECT public: 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()); @@ -126,8 +120,7 @@ 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 pause(); @@ -135,14 +128,12 @@ Q_OBJECT public: /** @brief Stops playing. * @param startTime time to seek to */ void stop(const GenTime & startTime); - void setVolume(double volume); + int volume() const; QImage extractFrame(int frame_position, 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); @@ -161,6 +152,7 @@ Q_OBJECT public: GenTime seekPosition() const; int seekFramePosition() const; + void emitFrameUpdated(Mlt::Frame&); void emitFrameNumber(double position); void emitConsumerStopped(); @@ -176,7 +168,12 @@ Q_OBJECT public: void refreshDisplay(); int resetProfile(const QString profileName); 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. */ @@ -191,7 +188,10 @@ Q_OBJECT public: 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); + + /** @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); @@ -201,12 +201,16 @@ Q_OBJECT public: /** @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 mltRemoveTrackEffect(int track, QString 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 +220,7 @@ 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); @@ -238,7 +243,7 @@ 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 +253,15 @@ 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; + /** @brief This property is used to decide if the renderer should convert it's frames to QImage for use in other Kdenlive widgets. */ + bool sendFrameForAnalysis; QList checkTrackSequence(int); + void sendFrameUpdate(); private: @@ -265,6 +275,7 @@ private: Mlt::Profile *m_mltProfile; double m_framePosition; double m_fps; + bool m_externalConsumer; /** @brief True if we are playing a zone. * @@ -286,14 +297,14 @@ private: /** @brief A human-readable description of this renderer. */ int m_winid; -#ifdef Q_WS_MAC - VideoGLWidget *m_glWidget; -#endif void closeMlt(); void mltCheckLength(Mlt::Tractor *tractor); void mltPasteEffects(Mlt::Producer *source, Mlt::Producer *dest); QMap mltGetTransitionParamsFromXml(QDomElement xml); QMap m_slowmotionProducers; + + /** @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(); @@ -343,8 +354,11 @@ signals: * * Used in Mac OS X. */ void showImageSignal(QImage); + void showAudioSignal(const QByteArray); /** @brief The renderer refreshed the current frame, but no seeking was done. */ - void frameUpdated(int); + void frameUpdated(QImage); + /** @brief This signal contains the audio of the current frame. */ + void audioSamplesSignal(const QVector&, int freq, int num_channels, int num_samples); public slots: @@ -365,10 +379,10 @@ public slots: 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); }; #endif