/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
-#ifndef DVDOMATIC_PLAYER_H
-#define DVDOMATIC_PLAYER_H
+#ifndef DCPOMATIC_PLAYER_H
+#define DCPOMATIC_PLAYER_H
+#include <list>
#include <boost/shared_ptr.hpp>
-#include <boost/thread.hpp>
-#include <boost/thread/mutex.hpp>
+#include <boost/enable_shared_from_this.hpp>
+#include "video_source.h"
+#include "audio_source.h"
+#include "video_sink.h"
+#include "audio_sink.h"
-class FilmState;
-class Screen;
+class VideoDecoder;
+class AudioDecoder;
+class Job;
+class Film;
+class Playlist;
+class AudioContent;
-class Player
+/** @class Player
+ * @brief A class which can `play' a Playlist; emitting its audio and video.
+ */
+
+class Player : public TimedVideoSource, public TimedAudioSource, public TimedVideoSink, public boost::enable_shared_from_this<Player>
{
public:
- enum Split {
- SPLIT_NONE,
- SPLIT_LEFT,
- SPLIT_RIGHT
- };
-
- Player (boost::shared_ptr<const FilmState>, boost::shared_ptr<const Screen>, Split);
- ~Player ();
-
- void command (std::string);
-
- float position () const;
- bool paused () const;
-
- pid_t mplayer_pid () const {
- return _mplayer_pid;
- }
+ Player (boost::shared_ptr<const Film>, boost::shared_ptr<const Playlist>);
+
+ void disable_video ();
+ void disable_audio ();
+ void disable_subtitles ();
+
+ bool pass ();
+ void set_progress (boost::shared_ptr<Job>);
+ bool seek (double);
+ void seek_back ();
+ void seek_forward ();
+
+ double last_video_time () const;
private:
- void stdout_reader ();
- void set_position (float);
- void set_paused (bool);
+ void process_video (boost::shared_ptr<const Image> i, bool same, boost::shared_ptr<Subtitle> s, double);
+ void process_audio (boost::weak_ptr<const AudioContent>, boost::shared_ptr<const AudioBuffers>, double);
+ void setup_decoders ();
+ void playlist_changed ();
+ void content_changed (boost::weak_ptr<Content>, int);
+
+ boost::shared_ptr<const Film> _film;
+ boost::shared_ptr<const Playlist> _playlist;
- int _mplayer_stdin[2];
- int _mplayer_stdout[2];
- int _mplayer_stderr[2];
- pid_t _mplayer_pid;
-
- boost::thread* _stdout_reader;
- /* XXX: should probably be atomically accessed */
- bool _stdout_reader_should_run;
-
- mutable boost::mutex _state_mutex;
- float _position;
- bool _paused;
+ bool _video;
+ bool _audio;
+ bool _subtitles;
+
+ /** Our decoders are ready to go; if this is false the decoders must be (re-)created before they are used */
+ bool _have_valid_decoders;
+ /** Video decoders in order of presentation */
+ std::vector<boost::shared_ptr<VideoDecoder> > _video_decoders;
+ /** Start positions of each video decoder in seconds*/
+ std::vector<double> _video_start;
+ /** Index of current video decoder */
+ size_t _video_decoder;
+ /** Audio decoders in order of presentation (if they are from FFmpeg) */
+ std::vector<boost::shared_ptr<AudioDecoder> > _audio_decoders;
+ /** Start positions of each audio decoder (if they are from FFmpeg) in seconds */
+ std::vector<double> _audio_start;
+ /** Current audio decoder index if we are running them sequentially; otherwise undefined */
+ size_t _sequential_audio_decoder;
+
+ boost::shared_ptr<AudioBuffers> _audio_buffers;
+ boost::optional<double> _audio_time;
};
#endif