/*
- Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
#include <boost/thread.hpp>
#include <boost/optional.hpp>
#include <boost/signals2.hpp>
+#include <boost/enable_shared_from_this.hpp>
#include <list>
#include <stdint.h>
* the work around threads and encoding servers.
*/
-class Encoder : public boost::noncopyable, public ExceptionStore
+class Encoder : public boost::noncopyable, public ExceptionStore, public boost::enable_shared_from_this<Encoder>
{
public:
- Encoder (boost::shared_ptr<const Film>, boost::shared_ptr<Writer>);
+ Encoder (boost::shared_ptr<const Film> film, boost::shared_ptr<Writer> writer);
~Encoder ();
/** Called to indicate that a processing run is about to begin */
void begin ();
- /** Called to pass in zero or more bits of video to be encoded
- * as the next DCP frame.
- */
- void encode (std::list<boost::shared_ptr<PlayerVideo> > f);
+ /** Called to pass a bit of video to be encoded as the next DCP frame */
+ void encode (boost::shared_ptr<PlayerVideo> pv, DCPTime time);
/** Called when a processing run has finished */
void end ();
float current_encoding_rate () const;
- int video_frames_out () const;
+ int video_frames_enqueued () const;
+
+ void servers_list_changed ();
private:
- void enqueue (boost::shared_ptr<PlayerVideo> f);
+ static void call_servers_list_changed (boost::weak_ptr<Encoder> encoder);
+
void frame_done ();
void encoder_thread (boost::optional<EncodeServerDescription>);
void terminate_threads ();
- void servers_list_changed ();
/** Film that we are encoding */
boost::shared_ptr<const Film> _film;
- /** Mutex for _time_history and _video_frames_enqueued */
+ /** Mutex for _time_history */
mutable boost::mutex _state_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;
- /** Current DCP frame index */
- Frame _position;
/** Mutex for _threads */
mutable boost::mutex _threads_mutex;
Waker _waker;
boost::shared_ptr<PlayerVideo> _last_player_video;
+ boost::optional<DCPTime> _last_player_video_time;
boost::signals2::scoped_connection _server_found_connection;
};