-/* -*- c-basic-offset: 8; default-tab-width: 8; -*- */
-
/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
#include <list>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
-#include "video_source.h"
-#include "audio_source.h"
-#include "video_sink.h"
-#include "audio_sink.h"
#include "ffmpeg_content.h"
#include "audio_mapping.h"
class Content;
class FFmpegContent;
class FFmpegDecoder;
-class ImageMagickContent;
-class ImageMagickDecoder;
+class StillImageMagickContent;
+class StillImageMagickDecoder;
class SndfileContent;
class SndfileDecoder;
class Job;
class Film;
+class Region;
/** @class Playlist
* @brief A set of content files (video and audio), with knowledge of how they should be arranged into
* a DCP.
*
- * This class holds Content objects, and it knows how they should be arranged. At the moment
- * the ordering is implicit; video content is placed sequentially, and audio content is taken
- * from the video unless any sound-only files are present. If sound-only files exist, they
- * are played simultaneously (i.e. they can be split up into multiple files for different channels)
+ * This class holds Content objects, and it knows how they should be arranged.
*/
-class Playlist
+struct ContentSorter
+{
+ bool operator() (boost::shared_ptr<Content> a, boost::shared_ptr<Content> b);
+};
+
+class Playlist : public boost::noncopyable
{
public:
Playlist ();
- Playlist (boost::shared_ptr<const Playlist>);
+ ~Playlist ();
void as_xml (xmlpp::Node *);
- void set_from_xml (boost::shared_ptr<const cxml::Node>);
+ void set_from_xml (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);
void add (boost::shared_ptr<Content>);
void remove (boost::shared_ptr<Content>);
+ void remove (ContentList);
bool has_subtitles () const;
- struct Region
- {
- Region ()
- : time (0)
- {}
-
- Region (boost::shared_ptr<Content> c, Time t, Playlist* p);
- Region (boost::shared_ptr<const cxml::Node>, Playlist* p);
-
- void as_xml (xmlpp::Node *) const;
-
- boost::shared_ptr<Content> content;
- Time time;
- /* XXX: obviously not used for video-only; there should
- really by AudioRegion / VideoRegion etc.
- */
- AudioMapping audio_mapping;
- boost::signals2::connection connection;
- };
-
- typedef std::vector<boost::shared_ptr<Region> > RegionList;
-
- RegionList regions () const {
- return _regions;
- }
+ ContentList content () const;
- std::string audio_digest () const;
- std::string video_digest () const;
+ std::string video_identifier () const;
- int loop () const {
- return _loop;
- }
+ Time length () const;
- void set_loop (int l);
-
- Time length (boost::shared_ptr<const Film>) const;
int best_dcp_frame_rate () const;
+ Time video_end () const;
+
+ void set_sequence_video (bool);
+ void maybe_sequence_video ();
+
+ void repeat (ContentList, int);
mutable boost::signals2::signal<void ()> Changed;
- mutable boost::signals2::signal<void (boost::weak_ptr<Content>, int)> ContentChanged;
+ /** Third parameter is true if signals are currently being emitted frequently */
+ mutable boost::signals2::signal<void (boost::weak_ptr<Content>, int, bool)> ContentChanged;
private:
- void content_changed (boost::weak_ptr<Content>, int);
+ void content_changed (boost::weak_ptr<Content>, int, bool);
+ void reconnect ();
- RegionList _regions;
- int _loop;
+ ContentList _content;
+ bool _sequence_video;
+ bool _sequencing_video;
+ std::list<boost::signals2::connection> _content_connections;
};
#endif