/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2015 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 DCPOMATIC_PLAYER_H
#define DCPOMATIC_PLAYER_H
-#include <list>
-#include <boost/shared_ptr.hpp>
-#include <boost/enable_shared_from_this.hpp>
-#include "playlist.h"
#include "content.h"
#include "film.h"
#include "rect.h"
#include "dcpomatic_time.h"
#include "content_subtitle.h"
#include "position_image.h"
+#include "piece.h"
+#include "content_video.h"
+#include "player_subtitles.h"
+#include <boost/shared_ptr.hpp>
+#include <boost/enable_shared_from_this.hpp>
+#include <list>
class Job;
class Film;
-class Playlist;
class AudioContent;
class Piece;
class Image;
-class DCPVideo;
class Decoder;
+class Resampler;
+class PlayerVideo;
+class ImageProxy;
+class Font;
class PlayerStatistics
{
, good (0)
, skip (0)
{}
-
+
int black;
int repeat;
int good;
, good (0)
, skip (0)
{}
-
+
DCPTime silence;
int64_t good;
int64_t skip;
void dump (boost::shared_ptr<Log>) const;
};
-class Piece
-{
-public:
- Piece (boost::shared_ptr<Content> c, boost::shared_ptr<Decoder> d, FrameRateChange f)
- : content (c)
- , decoder (d)
- , frc (f)
- {}
-
- boost::shared_ptr<Content> content;
- boost::shared_ptr<Decoder> decoder;
- FrameRateChange frc;
-};
-
/** @class Player
* @brief A class which can `play' a Playlist.
*/
class Player : public boost::enable_shared_from_this<Player>, public boost::noncopyable
{
public:
- Player (boost::shared_ptr<const Film>, boost::shared_ptr<const Playlist>);
+ Player (boost::shared_ptr<const Film>, boost::shared_ptr<const Playlist> playlist);
- boost::shared_ptr<DCPVideo> get_video (DCPTime time, bool accurate);
+ std::list<boost::shared_ptr<PlayerVideo> > get_video (DCPTime time, bool accurate);
boost::shared_ptr<AudioBuffers> get_audio (DCPTime time, DCPTime length, bool accurate);
+ PlayerSubtitles get_subtitles (DCPTime time, DCPTime length, bool starting, bool burnt);
+ std::list<boost::shared_ptr<Font> > get_subtitle_fonts ();
void set_video_container_size (dcp::Size);
- void set_approximate_size ();
- void set_burn_subtitles (bool burn) {
- _burn_subtitles = burn;
- }
+ void set_ignore_video ();
+ void set_enable_subtitles (bool enable);
+ void set_always_burn_subtitles (bool burn);
PlayerStatistics const & statistics () const;
-
+
/** Emitted when something has changed such that if we went back and emitted
* the last frame again it would look different. This is not emitted after
* a seek.
private:
friend class PlayerWrapper;
friend class Piece;
+ friend struct player_overlaps_test;
+ friend struct player_time_calculation_test1;
+ friend struct player_time_calculation_test2;
+ friend struct player_time_calculation_test3;
void setup_pieces ();
- void playlist_changed ();
- void content_changed (boost::weak_ptr<Content>, int, bool);
void flush ();
void film_changed (Film::Property);
- std::list<PositionImage> process_content_image_subtitles (
- boost::shared_ptr<SubtitleContent>, std::list<boost::shared_ptr<ContentImageSubtitle> >
- );
- std::list<PositionImage> process_content_text_subtitles (std::list<boost::shared_ptr<ContentTextSubtitle> >);
+ void playlist_changed ();
+ void playlist_content_changed (boost::weak_ptr<Content>, int, bool);
+ std::list<PositionImage> transform_image_subtitles (std::list<ImageSubtitle>) const;
void update_subtitle_from_text ();
- VideoFrame dcp_to_content_video (boost::shared_ptr<const Piece> piece, DCPTime t) const;
- AudioFrame dcp_to_content_audio (boost::shared_ptr<const Piece> piece, DCPTime t) const;
+ Frame dcp_to_content_video (boost::shared_ptr<const Piece> piece, DCPTime t) const;
+ DCPTime content_video_to_dcp (boost::shared_ptr<const Piece> piece, Frame f) const;
+ Frame dcp_to_resampled_audio (boost::shared_ptr<const Piece> piece, DCPTime t) const;
ContentTime dcp_to_content_subtitle (boost::shared_ptr<const Piece> piece, DCPTime t) const;
+ boost::shared_ptr<PlayerVideo> black_player_video_frame (DCPTime) const;
+ /** @return Pieces of content type C that overlap a specified time range in the DCP */
template<class C>
std::list<boost::shared_ptr<Piece> >
- overlaps (DCPTime t)
+ overlaps (DCPTime from, DCPTime to)
{
+ if (!_have_valid_pieces) {
+ setup_pieces ();
+ }
+
std::list<boost::shared_ptr<Piece> > overlaps;
for (typename std::list<boost::shared_ptr<Piece> >::const_iterator i = _pieces.begin(); i != _pieces.end(); ++i) {
- if (boost::dynamic_pointer_cast<C> ((*i)->content) && (*i)->content->position() <= t && t < (*i)->content->end()) {
+ if (!boost::dynamic_pointer_cast<C> ((*i)->content)) {
+ continue;
+ }
+
+ if ((*i)->content->position() <= to && (*i)->content->end() >= from) {
overlaps.push_back (*i);
}
}
-
+
return overlaps;
}
-
+
boost::shared_ptr<const Film> _film;
boost::shared_ptr<const Playlist> _playlist;
bool _have_valid_pieces;
std::list<boost::shared_ptr<Piece> > _pieces;
+ /** Size of the image in the DCP (e.g. 1990x1080 for flat) */
dcp::Size _video_container_size;
boost::shared_ptr<Image> _black_image;
- bool _approximate_size;
- bool _burn_subtitles;
+ /** true if the player should ignore all video; i.e. never produce any */
+ bool _ignore_video;
+ /** true if the player should always burn subtitles into the video regardless
+ of content settings
+ */
+ bool _always_burn_subtitles;
+
+ boost::shared_ptr<AudioProcessor> _audio_processor;
PlayerStatistics _statistics;
+ boost::signals2::scoped_connection _film_changed_connection;
boost::signals2::scoped_connection _playlist_changed_connection;
boost::signals2::scoped_connection _playlist_content_changed_connection;
- boost::signals2::scoped_connection _film_changed_connection;
};
#endif