X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Frenderer.h;h=11d2d3e8d0c788ca8b6cd9f655344f5a379eb69b;hb=a3eee7be24126f5a3458d488f44cd61c66135e17;hp=0fdd8daea76ff16d20f88c04e5ae34e4a4bbc90b;hpb=8c50ce7ae0d522d66089015e44e05b70600d40a7;p=kdenlive diff --git a/src/renderer.h b/src/renderer.h index 0fdd8dae..96e23dce 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) + ***************************************************************************/ /*************************************************************************** @@ -15,270 +16,499 @@ * * ***************************************************************************/ +/** + * @class Render + * @brief Client side of the interface to a renderer. + * + * From Kdenlive's point of view, you treat the Render object as the renderer, + * and simply use it as if it was local. Calls are asynchronous - you send a + * call out, and then receive the return value through the relevant signal that + * get's emitted once the call completes. + */ + #ifndef RENDERER_H #define RENDERER_H -#include -#include -#include -#include - -#include - #include "gentime.h" #include "definitions.h" +#include "widgets/abstractmonitor.h" -/**Render encapsulates the client side of the interface to a renderer. -From Kdenlive's point of view, you treat the Render object as the -renderer, and simply use it as if it was local. Calls are asyncrhonous - -you send a call out, and then receive the return value through the -relevant signal that get's emitted once the call completes. - *@author Jason Wood - */ +#include -class Render; +#include -class QTimer; +#include +#include +#include +#include +#include +#include +#include +#include +#include + +class QGLWidget; class QPixmap; +class KComboBox; + namespace Mlt { class Consumer; class Playlist; +class Properties; class Tractor; +class Transition; class Frame; +class Field; 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 Render: public QObject +class MltErrorEvent : public QEvent { -Q_OBJECT public: - - enum FailStates { OK = 0, - APP_NOEXIST - }; - - Render(const QString & rendererName, int winid, int extid, QWidget *parent = 0); - ~Render(); +public: + MltErrorEvent(const QString &message) + : QEvent(QEvent::User), + m_message(message) + { - /** Seeks the renderer clip to the given time. */ - void seek(GenTime time); - void seekToFrame(int pos); - int m_isBlocked; + } - //static QPixmap getVideoThumbnail(char *profile, QString file, int frame, int width, int height); - QPixmap getImageThumbnail(KUrl url, int width, int height); + QString message() const { + return m_message; + } - /** Return thumbnail for color clip */ - //void getImage(int id, QString color, QPoint size); +private: + QString m_message; +}; - // static QPixmap frameThumbnail(Mlt::Frame *frame, int width, int height, bool border = false); - /** Return thumbnail for image clip */ - //void getImage(KUrl url, QPoint size); +class Render: public AbstractRender +{ + Q_OBJECT public: - /** Requests a particular frame from the given file. + 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(Kdenlive::MonitorId rendererName, int winid, QString profile = QString(), QWidget *parent = 0, QGLWidget *mainGLContext = 0); + + /** @brief Destroy the MLT Renderer. */ + virtual ~Render(); + + /** @brief Seeks the renderer clip to the given time. */ + void seek(const GenTime &time); + void seek(int time); + void seekToFrameDiff(int diff); + + QPixmap getImageThumbnail(const KUrl &url, int width, int height); + + /** @brief Sets the current MLT producer playlist. + * @param list The xml describing the playlist + * @param position (optional) time to seek to */ + int setSceneList(const QDomDocument &list, int position = 0); + + /** @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 * - * The pixmap will be returned by emitting the replyGetImage() signal. - * */ - //void getImage(KUrl url, int frame, QPoint size); + * Creates the producer from the text playlist. */ + int setSceneList(QString playlist, int position = 0); + int setProducer(Mlt::Producer *producer, int position); - - /** Wraps the VEML command of the same name. Sets the current scene list to - be list. */ - void setSceneList(QDomDocument list, int position = 0); - void setSceneList(QString playlist, int position = 0); - void 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()); - /** Wraps the VEML command of the same name. Tells the renderer to - play the current scene at the speed specified, relative to normal - playback. e.g. 1.0 is normal speed, 0.0 is paused, -1.0 means play - backwards. Does not specify start/stop times for playback.*/ + /** @brief Tells the renderer to play the scene at the specified speed, + * @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 */ void play(double speed); - void switchPlay(); + void switchPlay(bool play); void pause(); - /** stop playing */ - void stop(const GenTime & startTime); - void setVolume(double volume); - - QPixmap extractFrame(int frame_position, int width = -1, int height = -1); - /** Wraps the VEML command of the same name. Tells the renderer to - play the current scene at the speed specified, relative to normal - playback. e.g. 1.0 is normal speed, 0.0 is paused, -1.0 means play - backwards. Specifes the start/stop times for playback.*/ + + /** @brief Stops playing. + * @param startTime time to seek to */ + void stop(const GenTime &startTime); + int volume() const; + + QImage extractFrame(int frame_position, const 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 */ void play(const GenTime & startTime); void playZone(const GenTime & startTime, const GenTime & stopTime); void loopZone(const GenTime & startTime, const GenTime & stopTime); void saveZone(KUrl url, QString desc, QPoint zone); + + /** @brief Save a clip in timeline to an xml playlist. */ + bool saveClip(int track, const GenTime &position, const KUrl &url, const QString &desc = QString()); + + /** @brief Return true if we are currently playing */ + bool isPlaying() const; - /** Returns the name of the renderer. */ - const QString & rendererName() const; + /** @brief Returns the speed at which the renderer is currently playing. + * + * It returns 0.0 when the renderer is not playing anything. */ + double playSpeed() const; - /** Returns the speed at which the renderer is currently playing, 0.0 if the renderer is - not playing anything. */ - double playSpeed(); - /** Returns the current seek position of the renderer. */ + /** @brief Returns the current seek position of the renderer. */ GenTime seekPosition() const; + int seekFramePosition() const; - void emitFrameNumber(double position); - void emitConsumerStopped(); + void emitFrameUpdated(Mlt::Frame&); + void emitFrameNumber(); + void emitConsumerStopped(bool forcePause = false); - /** Gives the aspect ratio of the consumer */ + /** @brief Returns the aspect ratio of the consumer. */ double consumerRatio() const; - void askForRefresh(); - void doRefresh(); - - /** Save current producer frame as image */ - void exportCurrentFrame(KUrl url, bool notify); - - /** Turn on or off on screen display */ - void refreshDisplay(); - int resetProfile(); + /** @brief Saves current producer frame as an image. */ + void exportCurrentFrame(const KUrl &url, bool notify); + + /** @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; - /** get display aspect ratio */ - double dar() const; - /** Playlist manipulation */ - void mltInsertClip(ItemInfo info, QDomElement element, Mlt::Producer *prod); - void mltUpdateClip(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); + /** @brief Returns display aspect ratio. */ + double dar() const; + /** @brief Returns sample aspect ratio. */ + double sar() const; + /** @brief If monitor is active, refresh it. */ + void refreshIfActive(); + /** @brief Start the MLT monitor consumer. */ + void startConsumer(); + + /* + * 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(Mlt::Tractor *tractor, ItemInfo info, QDomElement element, Mlt::Producer *prod); + bool mltCutClip(int track, const 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 mltResizeClipEnd(ItemInfo info, GenTime clipDuration, bool refresh = true); bool mltResizeClipStart(ItemInfo info, GenTime diff); - bool mltResizeClipCrop(ItemInfo info, GenTime diff); - bool mltMoveClip(int startTrack, int endTrack, GenTime pos, GenTime moveStart, Mlt::Producer *prod); - bool mltMoveClip(int startTrack, int endTrack, int pos, int moveStart, Mlt::Producer *prod); + bool mltResizeClipCrop(ItemInfo info, GenTime newCropStart); + bool mltMoveClip(int startTrack, int endTrack, GenTime pos, GenTime moveStart, Mlt::Producer *prod, bool overwrite = false, bool insert = false); + bool mltMoveClip(int startTrack, int endTrack, int pos, int moveStart, Mlt::Producer *prod, bool overwrite = false, bool insert = false); bool mltRemoveClip(int track, GenTime position); - bool mltRemoveEffect(int track, GenTime position, QString index, bool updateIndex, bool doRefresh = true); + + /** @brief Deletes an effect from a clip in MLT's playlist. */ + 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 mltEditEffect(int track, GenTime position, EffectsParameterList params); - void mltMoveEffect(int track, GenTime position, int oldPos, int newPos); + bool addFilterToService(Mlt::Service service, EffectsParameterList params, int duration); + bool mltAddEffect(Mlt::Service service, EffectsParameterList params, int duration, bool doRefresh); + bool mltAddTrackEffect(int track, EffectsParameterList params); + + /** @brief Enable / disable clip effects. + * @param track The track where the clip is + * @param position The start position of the clip + * @param effectIndexes The list of effect indexes to enable / disable + * @param disable True if effects should be disabled, false otherwise */ + bool mltEnableEffects(int track, const GenTime &position, const QList &effectIndexes, bool disable); + /** @brief Enable / disable track effects. + * @param track The track where the effect is + * @param effectIndexes The list of effect indexes to enable / disable + * @param disable True if effects should be disabled, false otherwise */ + bool mltEnableTrackEffects(int track, const QList &effectIndexes, bool disable); + + /** @brief Edits an effect parameters in MLT's playlist. */ + bool mltEditEffect(int track, const GenTime &position, EffectsParameterList params); + bool mltEditTrackEffect(int track, EffectsParameterList params); + + /** @brief Updates the "kdenlive_ix" (index) value of an effect. */ + void mltUpdateEffectPosition(int track, const GenTime &position, int oldPos, int newPos); + + /** @brief Changes the order of effects in MLT's playlist. + * + * It switches effects from oldPos and newPos, updating the "kdenlive_ix" + * (index) value. */ + void mltMoveEffect(int track, const 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); bool mltMoveTransition(QString type, int startTrack, int newTrack, int newTransitionTrack, GenTime oldIn, GenTime oldOut, GenTime newIn, GenTime newOut); bool mltAddTransition(QString tag, int a_track, int b_track, GenTime in, GenTime out, QDomElement xml, bool refresh = true); void mltDeleteTransition(QString tag, int a_track, int b_track, GenTime in, GenTime out, QDomElement xml, bool refresh = true); - void mltUpdateTransition(QString oldTag, QString tag, int a_track, int b_track, GenTime in, GenTime out, QDomElement xml); + void mltUpdateTransition(QString oldTag, QString tag, int a_track, int b_track, GenTime in, GenTime out, QDomElement xml, bool force = false); void mltUpdateTransitionParams(QString type, int a_track, int b_track, GenTime in, GenTime out, QDomElement xml); void mltAddClipTransparency(ItemInfo info, int transitiontrack, int id); void mltMoveTransparency(int startTime, int endTime, int startTrack, int endTrack, int id); void mltDeleteTransparency(int pos, int track, int id); void mltResizeTransparency(int oldStart, int newStart, int newEnd, int track, int id); - void mltInsertTrack(int ix, bool videoTrack); + QList mltInsertTrack(int ix, bool videoTrack); void mltDeleteTrack(int ix); - void mltUpdateClipProducer(int track, int pos, Mlt::Producer *prod); - - /** Change speed of a clip in playlist. To do this, we create a new "framebuffer" producer. - This new producer must have its "resource" param set to: video.mpg?0.6 where video.mpg is the path - to the clip and 0.6 is the speed in percents. The newly created producer will have it's - "id" parameter set to: "slowmotion:parentid:speed", where parentid is the id of the original clip - in the ClipManager list and speed is the current speed */ - int mltChangeClipSpeed(ItemInfo info, double speed, double oldspeed, 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); - QList producersList(); + /** @brief Changes the speed of a clip in MLT's playlist. + * + * 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 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. */ + int mltChangeClipSpeed(ItemInfo info, ItemInfo speedIndependantInfo, double speed, double oldspeed, int strobe, Mlt::Producer *prod); + + const QList producersList(); void updatePreviewSettings(); void setDropFrames(bool show); - -private: // Private attributes & methods - /** The name of this renderer - useful to identify the renderes by what they do - e.g. background rendering, workspace monitor, etc... */ - QString m_name; + /** @brief Sets an MLT consumer property. */ + void setConsumerProperty(const QString &name, const QString &value); + QString updateSceneListFps(double current_fps, double new_fps, const QString &scene); + + void showAudio(Mlt::Frame&); + + 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 Processing of this clip is over, producer was set on clip, remove from list. */ + void processingDone(const QString &id); + /** @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(); + /** @brief Fill a combobox with the found blackmagic devices */ + static bool getBlackMagicDeviceList(KComboBox *devicelist, bool force = false); + static bool getBlackMagicOutputDeviceList(KComboBox *devicelist, bool force = false); + /** @brief Frame rendering is handeled by Kdenlive, don't show video through SDL display */ + void disablePreview(bool disable); + /** @brief Get current seek pos requested of SEEK_INACTIVE if we are not currently seeking */ + int requestedSeekPosition; + /** @brief Get current seek pos requested of current producer pos if not seeking */ + int getCurrentSeekPosition() const; + /** @brief Create a producer from url and load it in the monitor */ + void loadUrl(const QString &url); + /** @brief Check if the installed FFmpeg / Libav supports x11grab */ + static bool checkX11Grab(); + + /** @brief Ask to set this monitor as active */ + void setActiveMonitor(); + + QSemaphore showFrameSemaphore; + bool externalConsumer; + +protected: + static void consumer_frame_show(mlt_consumer, Render * self, mlt_frame frame_ptr); + static void consumer_gl_frame_show(mlt_consumer, Render * self, mlt_frame frame_ptr); + +private: + + /** @brief The name of this renderer. + * + * Useful to identify the renderers by what they do - e.g. background + * rendering, workspace monitor, etc. */ + Kdenlive::MonitorId m_name; 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; - /** true if we are playing a zone (ie the in and out properties have been temporarily changed) */ + /** @brief True if we are playing a zone. + * + * It's determined by the "in" and "out" properties being temporarily + * changed. */ bool m_isZoneMode; bool m_isLoopMode; GenTime m_loopStart; - int m_originalOut; - /** true when monitor is in split view (several tracks at the same time) */ + /** @brief True when the monitor is in split view. */ bool m_isSplitView; Mlt::Producer *m_blackClip; QString m_activeProfile; - QTimer *m_refreshTimer; QTimer *m_osdTimer; + QTimer m_refreshTimer; + QMutex m_mutex; + QMutex m_infoMutex; - /** A human-readable description of this renderer. */ + /** @brief A human-readable description of this renderer. */ int m_winid; - /** Sets the description of this renderer to desc. */ + QLocale m_locale; + QFuture m_infoThread; + QList m_requestList; + bool m_paused; + /** @brief True if this monitor is active. */ + bool m_isActive; + QGLWidget *m_mainGLContext; + QGLWidget *m_GLContext; + Mlt::Filter* m_glslManager; + void closeMlt(); - void mltCheckLength(); + void mltCheckLength(Mlt::Tractor *tractor); void mltPasteEffects(Mlt::Producer *source, Mlt::Producer *dest); - QMap mltGetTransitionParamsFromXml(QDomElement xml); + QMap mltGetTransitionParamsFromXml(const QDomElement &xml); QMap m_slowmotionProducers; - void buildConsumer(); + /** @brief The ids of the clips that are currently being loaded for info query */ + QStringList 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(); + /** @brief Clone serialisable properties only */ + void cloneProperties(Mlt::Properties &dest, Mlt::Properties &source); -private slots: // Private slots - /** refresh monitor display */ +private slots: + + /** @brief Refreshes the monitor display. */ void refresh(); void slotOsdTimeout(); - void connectPlaylist(); - //void initSceneList(); + /** @brief Process the clip info requests (in a separate thread). */ + void processFileProperties(); + /** @brief A clip with multiple video streams was found, ask what to do. */ + void slotMultiStreamProducerFound(const QString &path, QList audio_list, QList video_list, stringMap data); + void showFrame(Mlt::Frame *); + void slotCheckSeeking(); + +signals: -signals: // Signals - /** emitted when the renderer recieves a reply to a getFileProperties request. */ - void replyGetFileProperties(const QString &clipId, Mlt::Producer*, const QMap < QString, QString > &, const QMap < QString, QString > &, bool); + /** @brief The renderer received a reply to a getFileProperties request. */ + void replyGetFileProperties(const QString &clipId, Mlt::Producer*, const stringMap &, const stringMap &, bool replaceProducer); - /** emitted when the renderer recieves a reply to a getImage request. */ - void replyGetImage(const QString &, const QPixmap &); + /** @brief The renderer received a reply to a getImage request. */ + void replyGetImage(const QString &, const QString &, int, int); + void replyGetImage(const QString &, const QImage &); - /** Emitted when the renderer stops, either playing or rendering. */ + /** @brief The renderer stopped, either playing or rendering. */ void stopped(); - /** Emitted when the renderer starts playing. */ + + /** @brief The renderer started playing. */ void playing(double); - /** Emitted when the renderer is rendering. */ + + /** @brief The renderer started rendering. */ void rendering(const GenTime &); - /** Emitted when rendering has finished */ - void renderFinished(); - /** Emitted when the current seek position has been changed by the renderer. */ -// void positionChanged(const GenTime &); - /** Emitted when an error occurs within this renderer. */ + + /** @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(); - -public slots: // Public slots - /** Start Consumer */ + /** @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 multiple stream clip was found. */ + void multiStreamFound(const QString &,QList,QList,stringMap data); + + + /** @brief A frame's image has to be shown. + * + * Used in Mac OS X. */ + void showImageSignal(QImage); + void showImageSignal(GLuint); + void showAudioSignal(const QVector &); + void addClip(const KUrl &, stringMap); + void checkSeeking(); + /** @brief Activate current monitor. */ + void activateMonitor(Kdenlive::MonitorId); + void mltFrameReceived(Mlt::Frame *); + +public slots: + + /** @brief Starts the consumer. */ void start(); - /** Stop Consumer */ + + /** @brief Stops the consumer. */ void stop(); - void clear(); int getLength(); - /** If the file is readable by mlt, return true, otherwise false */ - bool isValid(KUrl url); - /** Wraps the VEML command of the same name. Requests the file properties - for the specified url from the renderer. Upon return, the result will be emitted - via replyGetFileProperties(). */ - void getFileProperties(const QDomElement &xml, const QString &clipId, bool replaceProducer = true); + /** @brief Checks if the file is readable by MLT. */ + bool isValid(const KUrl &url); 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); + /** @brief Starts a timer to query for a refresh. */ + void doRefresh(); }; #endif