From Brad Colbert, "Added a new method to ImageStream called getLength that is used to

return the length of the stream.

Implemented the virtual methods in QuicktimeImageStream, (getLength,
getReferenceTime, setTimeMultiplier), to return valid value for each.
"

include/osg/ImageStream

@@ -67,6 +67,8 @@ class OSG_EXPORT ImageStream : public Image
         LoopingMode getLoopingMode() const { return _loopingMode; }
 
 
+        virtual double getLength() const { return 0.0; }
+        
         virtual void setReferenceTime(double) {}
         virtual double getReferenceTime() const { return 0.0; }
                 

src/osgPlugins/quicktime/QuicktimeImageStream.h

@@ -87,7 +87,10 @@ public:
    virtual void quit(bool wiatForThreadToExit);
 
    /// Get total length in seconds.
-   inline float getLength() const { return _len; }
+   virtual double getLength() const
+   { 
+     return double(_len);
+   }
 
    /// jumps to a specific position 
    void jumpTo(float pos) {
@@ -106,6 +109,29 @@ public:
    /// starts the thread
    virtual void run();
 
+   /// Go to a specific position in the stream.
+   virtual void setReferenceTime(double time)
+   {
+     jumpTo(float(time));
+   }
+   /// Return the current position in the stream.
+   virtual double getReferenceTime() const
+   { 
+     return double(getCurrentTime());
+   }
+           
+   // Set the time multiplier if you want to speed up,
+   // slow down, or go normal speed.
+   virtual void setTimeMultiplier(double multiplier)
+   {
+     setMovieRate(float(multiplier));
+   }
+   virtual double getTimeMultiplier()
+   { 
+     return 0.0;
+   }
+
+
 protected:
    /// destructor
    virtual ~QuicktimeImageStream();