- /** Called when a processing run has finished */
- virtual void process_end ();
-
- float current_frames_per_second () const;
- int video_frames_out () const;
-
-private:
-
- void frame_done ();
-
- void write_audio (boost::shared_ptr<const AudioBuffers> data);
-
- void encoder_thread (ServerDescription *);
- void terminate_threads ();
-
- /** Film that we are encoding */
- boost::shared_ptr<Film> _film;
-
- /** Mutex for _time_history and _last_frame */
- mutable boost::mutex _history_mutex;
- /** List of the times of completion of the last _history_size frames;
- first is the most recently completed.
- */
- std::list<struct timeval> _time_history;
- /** Number of frames that we should keep history for */
- static int const _history_size;
-
- /** Number of video frames received so far */
- ContentVideoFrame _video_frames_in;
- /** Number of video frames written for the DCP so far */
- int _video_frames_out;
-
-#if HAVE_SWRESAMPLE
- SwrContext* _swr_context;
-#endif
+ /** @return the current frame rate over the last short while */
+ virtual float current_rate () const = 0;
+ /** @return the number of frames that are done */
+ virtual Frame frames_done () const = 0;
+ virtual bool finishing () const = 0;