*/
+#ifndef DCPOMATIC_PLAYLIST_H
+#define DCPOMATIC_PLAYLIST_H
+
#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 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.
+ */
+
+struct ContentSorter
+{
+ bool operator() (boost::shared_ptr<Content> a, boost::shared_ptr<Content> b);
+};
-class Playlist
+class Playlist : public boost::noncopyable
{
public:
Playlist ();
+ ~Playlist ();
- void setup (ContentList);
+ void as_xml (xmlpp::Node *);
+ void set_from_xml (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);
- ContentAudioFrame audio_length () const;
- int audio_channels () const;
- int audio_frame_rate () const;
- int64_t audio_channel_layout () const;
- bool has_audio () const;
-
- float video_frame_rate () const;
- libdcp::Size video_size () const;
- ContentVideoFrame video_length () const;
-
- enum VideoFrom {
- VIDEO_NONE,
- VIDEO_FFMPEG,
- VIDEO_IMAGEMAGICK
- };
-
- enum AudioFrom {
- AUDIO_NONE,
- AUDIO_FFMPEG,
- AUDIO_SNDFILE
- };
-
- VideoFrom video_from () const {
- return _video_from;
- }
-
- AudioFrom audio_from () const {
- return _audio_from;
- }
-
- boost::shared_ptr<const FFmpegContent> ffmpeg () const {
- return _ffmpeg;
- }
-
- std::list<boost::shared_ptr<const ImageMagickContent> > imagemagick () const {
- return _imagemagick;
- }
-
- std::list<boost::shared_ptr<const SndfileContent> > sndfile () const {
- return _sndfile;
- }
-
-private:
- VideoFrom _video_from;
- AudioFrom _audio_from;
+ void add (boost::shared_ptr<Content>);
+ void remove (boost::shared_ptr<Content>);
+ void remove (ContentList);
- boost::shared_ptr<const FFmpegContent> _ffmpeg;
- std::list<boost::shared_ptr<const ImageMagickContent> > _imagemagick;
- std::list<boost::shared_ptr<const SndfileContent> > _sndfile;
-};
+ bool has_subtitles () const;
-class Player : public VideoSource, public AudioSource, public VideoSink, public AudioSink, public boost::enable_shared_from_this<Player>
-{
-public:
- Player (boost::shared_ptr<const Film>, boost::shared_ptr<const Playlist>);
+ ContentList content () const;
- void disable_video ();
- void disable_audio ();
- void disable_subtitles ();
- void disable_video_sync ();
+ std::string video_identifier () const;
- bool pass ();
- void set_progress (boost::shared_ptr<Job>);
- bool seek (double);
- bool seek_to_last ();
+ Time length () const;
+
+ int best_dcp_frame_rate () const;
+ Time video_end () const;
- double last_video_time () const;
+ void set_sequence_video (bool);
+ void maybe_sequence_video ();
-private:
- void process_video (boost::shared_ptr<Image> i, bool same, boost::shared_ptr<Subtitle> s);
- void process_audio (boost::shared_ptr<AudioBuffers>);
- void setup_decoders ();
+ void repeat (ContentList, int);
- boost::shared_ptr<const Film> _film;
- boost::shared_ptr<const Playlist> _playlist;
+ mutable boost::signals2::signal<void ()> Changed;
+ /** Third parameter is true if signals are currently being emitted frequently */
+ mutable boost::signals2::signal<void (boost::weak_ptr<Content>, int, bool)> ContentChanged;
- bool _video;
- bool _audio;
- bool _subtitles;
-
- bool _have_setup_decoders;
- boost::shared_ptr<FFmpegDecoder> _ffmpeg_decoder;
- bool _ffmpeg_decoder_done;
- std::list<boost::shared_ptr<ImageMagickDecoder> > _imagemagick_decoders;
- std::list<boost::shared_ptr<ImageMagickDecoder> >::iterator _imagemagick_decoder;
- std::list<boost::shared_ptr<SndfileDecoder> > _sndfile_decoders;
-
- bool _video_sync;
+private:
+ void content_changed (boost::weak_ptr<Content>, int, bool);
+ void reconnect ();
+
+ ContentList _content;
+ bool _sequence_video;
+ bool _sequencing_video;
+ std::list<boost::signals2::connection> _content_connections;
};
+
+#endif