X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fplaylist.h;h=9e3dbb6dfbf39ccf2f6f6864d1ee2920983ff447;hb=c6c082c4a8016f85ba4207f4b8ccee1d5770e4a4;hp=b42d46036bb9e37b2c5679c8bd4c503549d6f9b0;hpb=127672223cca569986e35c91265e269ed5a6561c;p=dcpomatic.git

diff --git a/src/lib/playlist.h b/src/lib/playlist.h
index b42d46036..9e3dbb6df 100644
--- a/src/lib/playlist.h
+++ b/src/lib/playlist.h
@@ -17,66 +17,84 @@
 
 */
 
+#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"
+#include "util.h"
+#include "frame_rate_change.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;
+
+struct ContentSorter
+{
+	bool operator() (boost::shared_ptr<Content> a, boost::shared_ptr<Content> b);
+};
 
-class Playlist : public VideoSource, public AudioSource, public VideoSink, public AudioSink, public boost::enable_shared_from_this<Playlist>
+/** @class Playlist
+ *  @brief A set of Content objects with knowledge of how they should be arranged into
+ *  a DCP.
+ */
+class Playlist : public boost::noncopyable
 {
 public:
-	Playlist (boost::shared_ptr<const Film>, std::list<boost::shared_ptr<Content> >);
+	Playlist ();
+	~Playlist ();
 
-	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;
+	void as_xml (xmlpp::Node *);
+	void set_from_xml (boost::shared_ptr<const Film>, cxml::ConstNodePtr, int, std::list<std::string> &);
 
-	void disable_video ();
+	void add (boost::shared_ptr<Content>);
+	void remove (boost::shared_ptr<Content>);
+	void remove (ContentList);
+	void move_earlier (boost::shared_ptr<Content>);
+	void move_later (boost::shared_ptr<Content>);
 
-	bool pass ();
-	void set_progress (boost::shared_ptr<Job>);
+	ContentList content () const;
 
-private:
-	void process_video (boost::shared_ptr<Image> i, bool same, boost::shared_ptr<Subtitle> s);
-	void process_audio (boost::shared_ptr<AudioBuffers>);
+	std::string video_identifier () const;
+
+	DCPTime length () const;
 	
-	enum {
-		VIDEO_NONE,
-		VIDEO_FFMPEG,
-		VIDEO_IMAGEMAGICK
-	} _video_from;
+	int best_dcp_frame_rate () const;
+	DCPTime video_end () const;
+	FrameRateChange active_frame_rate_change (DCPTime, int dcp_frame_rate) const;
+
+	void set_sequence_video (bool);
+	void maybe_sequence_video ();
+
+	void repeat (ContentList, int);
+
+	/** Emitted when content has been added to or removed from the playlist */
+	mutable boost::signals2::signal<void ()> Changed;
+	/** Emitted when something about a piece of our content has changed;
+	 *  these emissions include when the position of the content changes.
+	 *  Third parameter is true if signals are currently being emitted frequently.
+	 */
+	mutable boost::signals2::signal<void (boost::weak_ptr<Content>, int, bool)> ContentChanged;
 	
-	enum {
-		AUDIO_NONE,
-		AUDIO_FFMPEG,
-		AUDIO_SNDFILE
-	} _audio_from;
-
-	boost::shared_ptr<FFmpegContent> _ffmpeg;
-	std::list<boost::shared_ptr<ImageMagickContent> > _imagemagick;
-	std::list<boost::shared_ptr<SndfileContent> > _sndfile;
-
-	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;
+private:
+	void content_changed (boost::weak_ptr<Content>, int, bool);
+	void reconnect ();
+
+	/** List of content.  Kept sorted in position order. */
+	ContentList _content;
+	bool _sequence_video;
+	bool _sequencing_video;
+	std::list<boost::signals2::connection> _content_connections;
 };
+
+#endif