Add Mac OS X compatibility through new MLT sdl_audio consumer and a QTGLWidget!

[kdenlive] / src / renderer.h

diff --git a/src/renderer.h b/src/renderer.h
index 0fdd8daea76ff16d20f88c04e5ae34e4a4bbc90b..74011cb25802e6b1948c6024bf84274950abdc6b 100644 (file)
--- a/src/renderer.h
+++ b/src/renderer.h
@@ -18,15 +18,21 @@
 #ifndef RENDERER_H
 #define RENDERER_H
 
+#include "gentime.h"
+#include "definitions.h"
+
+#include <kurl.h>
+
 #include <qdom.h>
 #include <qstring.h>
 #include <qmap.h>
 #include <QList>
+#include <QEvent>
 
-#include <kurl.h>
+#ifdef Q_WS_MAC
+#include "videoglwidget.h"
+#endif
 
-#include "gentime.h"
-#include "definitions.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
@@ -54,6 +60,18 @@ class Service;
 };
 
 
+class MltErrorEvent : public QEvent
+{
+public:
+    MltErrorEvent(QString message) : QEvent(QEvent::User), m_message(message) {}
+    QString message() const {
+        return m_message;
+    }
+
+private:
+    QString m_message;
+};
+
 
 class Render: public QObject
 {
@@ -69,6 +87,7 @@ Q_OBJECT public:
     /** Seeks the renderer clip to the given time. */
     void seek(GenTime time);
     void seekToFrame(int pos);
+    void seekToFrameDiff(int diff);
     int m_isBlocked;
 
     //static QPixmap getVideoThumbnail(char *profile, QString file, int frame, int width, int height);
@@ -91,9 +110,9 @@ Q_OBJECT public:
 
     /** 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);
+    int setSceneList(QDomDocument list, int position = 0);
+    int setSceneList(QString playlist, int position = 0);
+    int setProducer(Mlt::Producer *producer, int position);
     const QString sceneList();
     bool saveSceneList(QString path, QDomElement kdenliveData = QDomElement());
 
@@ -127,6 +146,7 @@ Q_OBJECT public:
     double playSpeed();
     /** Returns the current seek position of the renderer. */
     GenTime seekPosition() const;
+    int seekFramePosition() const;
 
     void emitFrameNumber(double position);
     void emitConsumerStopped();
@@ -134,7 +154,6 @@ Q_OBJECT public:
     /** Gives the aspect ratio of the consumer */
     double consumerRatio() const;
 
-    void askForRefresh();
     void doRefresh();
 
     /** Save current producer frame as image */
@@ -150,7 +169,7 @@ Q_OBJECT public:
     double dar() const;
 
     /** Playlist manipulation */
-    void mltInsertClip(ItemInfo info, QDomElement element, Mlt::Producer *prod);
+    int 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 <int, int> trackClipStartList, QMap <int, int> trackTransitionStartList, int track, const GenTime duration, const GenTime timeOffset);
@@ -185,11 +204,14 @@ Q_OBJECT public:
     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);
+    int mltChangeClipSpeed(ItemInfo info, double speed, double oldspeed, int strobe, Mlt::Producer *prod);
 
-    QList <Mlt::Producer *> producersList();
+    const QList <Mlt::Producer *> producersList();
     void updatePreviewSettings();
     void setDropFrames(bool show);
+#ifdef Q_WS_MAC
+    void showFrame(Mlt::Frame&);
+#endif
 
 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... */
@@ -212,15 +234,18 @@ private:   // Private attributes & methods
     Mlt::Producer *m_blackClip;
     QString m_activeProfile;
 
-    QTimer *m_refreshTimer;
     QTimer *m_osdTimer;
 
     /** A human-readable description of this renderer. */
     int m_winid;
 
+#ifdef Q_WS_MAC
+    VideoGLWidget *m_glWidget;
+#endif
+
     /** Sets the description of this renderer to desc. */
     void closeMlt();
-    void mltCheckLength();
+    void mltCheckLength(Mlt::Tractor *tractor);
     void mltPasteEffects(Mlt::Producer *source, Mlt::Producer *dest);
     QMap<QString, QString> mltGetTransitionParamsFromXml(QDomElement xml);
     QMap<QString, Mlt::Producer *> m_slowmotionProducers;
@@ -232,7 +257,7 @@ private slots:  // Private slots
     /** refresh monitor display */
     void refresh();
     void slotOsdTimeout();
-    void connectPlaylist();
+    int connectPlaylist();
     //void initSceneList();
 
 signals:   // Signals
@@ -259,13 +284,15 @@ signals:   // Signals
     void rendererStopped(int);
     void removeInvalidClip(const QString &, bool replaceProducer);
     void refreshDocumentProducers();
+    void blockMonitors();
+    /** Used on OS X - emitted when a frame's image is to be shown. */
+    void showImageSignal(QImage);
 
 public slots:  // Public slots
     /** Start Consumer */
     void start();
     /** Stop Consumer */
     void stop();
-    void clear();
     int getLength();
     /** If the file is readable by mlt, return true, otherwise false */
     bool isValid(KUrl url);
@@ -273,7 +300,7 @@ public slots:  // Public slots
     /** 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);
+    void getFileProperties(const QDomElement xml, const QString &clipId, bool replaceProducer = true);
 
     void exportFileToFirewire(QString srcFileName, int port, GenTime startTime, GenTime endTime);
     static char *decodedString(QString str);