- FrameRateChange const frc (active_video_frame_rate(film), film->video_frame_rate());
- return DCPTime::from_frames (llrint (video->length_after_3d_combine() * frc.factor()), film->video_frame_rate());
+ FrameRateChange const frc (film, shared_from_this());
+ return DCPTime::from_frames (llrint(video->length_after_3d_combine() * frc.factor()), film->video_frame_rate());
+}
+
+
+DCPTime
+VideoMXFContent::approximate_length () const
+{
+ return DCPTime::from_frames (video->length_after_3d_combine(), 24);