X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Fplayer.h;h=a96c93404e171276b7a00e0e3fdb44cb048bfba2;hp=8f7d9a218f4167a808db592b683b8b8577c917d2;hb=39bc73fe192f932ed6695eb87b19de446e8b4f55;hpb=8f7d0cf115980cb357bc3da410842503930e66b8 diff --git a/src/lib/player.h b/src/lib/player.h index 8f7d9a218..a96c93404 100644 --- a/src/lib/player.h +++ b/src/lib/player.h @@ -27,10 +27,12 @@ #include "content.h" #include "film.h" #include "rect.h" -#include "audio_merger.h" #include "audio_content.h" +#include "dcpomatic_time.h" +#include "content_subtitle.h" +#include "position_image.h" #include "piece.h" -#include "subtitle.h" +#include "content_video.h" class Job; class Film; @@ -38,43 +40,62 @@ class Playlist; class AudioContent; class Piece; class Image; +class Decoder; class Resampler; class PlayerVideoFrame; +class ImageProxy; +class PlayerStatistics +{ +public: + struct Video { + Video () + : black (0) + , repeat (0) + , good (0) + , skip (0) + {} + + int black; + int repeat; + int good; + int skip; + } video; + + struct Audio { + Audio () + : silence (0) + , good (0) + , skip (0) + {} + + DCPTime silence; + int64_t good; + int64_t skip; + } audio; + + void dump (boost::shared_ptr) const; +}; + /** @class Player - * @brief A class which can `play' a Playlist; emitting its audio and video. + * @brief A class which can `play' a Playlist. */ class Player : public boost::enable_shared_from_this, public boost::noncopyable { public: Player (boost::shared_ptr, boost::shared_ptr); - void disable_video (); - void disable_audio (); - - bool pass (); - void seek (Time, bool); + std::list > get_video (DCPTime time, bool accurate); + boost::shared_ptr get_audio (DCPTime time, DCPTime length, bool accurate); - Time video_position () const { - return _video_position; + void set_video_container_size (dcp::Size); + void set_approximate_size (); + void set_burn_subtitles (bool burn) { + _burn_subtitles = burn; } - void set_video_container_size (libdcp::Size); - - bool repeat_last_video (); - - /** Emitted when a video frame is ready. - * First parameter is the video image. - * Second parameter is the eye(s) that should see this image. - * Third parameter is the colour conversion that should be used for this image. - * Fourth parameter is true if the image is the same as the last one that was emitted. - * Fifth parameter is the time. - */ - boost::signals2::signal, Eyes, ColourConversion, bool, Time)> Video; + PlayerStatistics const & statistics () const; - /** Emitted when some audio data is ready */ - boost::signals2::signal, Time)> Audio; - /** 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. @@ -86,51 +107,67 @@ public: private: friend class PlayerWrapper; friend class Piece; + friend class player_overlaps_test; - void process_video (boost::weak_ptr, boost::shared_ptr, Eyes, bool, VideoContent::Frame, Time); - void process_audio (boost::weak_ptr, boost::shared_ptr, AudioContent::Frame); - void process_subtitle (boost::weak_ptr, boost::shared_ptr, dcpomatic::Rect, Time, Time); void setup_pieces (); void playlist_changed (); void content_changed (boost::weak_ptr, int, bool); - void do_seek (Time, bool); void flush (); - void emit_black (); - void emit_silence (OutputAudioFrame); - boost::shared_ptr resampler (boost::shared_ptr, bool); void film_changed (Film::Property); - void update_subtitle (); - + std::list process_content_image_subtitles ( + boost::shared_ptr, std::list > + ) const; + std::list process_content_text_subtitles (std::list >) const; + void update_subtitle_from_text (); + VideoFrame dcp_to_content_video (boost::shared_ptr piece, DCPTime t) const; + AudioFrame dcp_to_content_audio (boost::shared_ptr piece, DCPTime t) const; + ContentTime dcp_to_content_subtitle (boost::shared_ptr piece, DCPTime t) const; + boost::shared_ptr black_player_video_frame () const; + boost::shared_ptr content_to_player_video_frame ( + boost::shared_ptr content, + ContentVideo content_video, + std::list > subs, + DCPTime time, + dcp::Size image_size + ) const; + + /** @return Pieces of content type C that overlap a specified time range in the DCP */ + template + std::list > + overlaps (DCPTime from, DCPTime to) + { + if (!_have_valid_pieces) { + setup_pieces (); + } + + std::list > overlaps; + for (typename std::list >::const_iterator i = _pieces.begin(); i != _pieces.end(); ++i) { + if (!boost::dynamic_pointer_cast ((*i)->content)) { + continue; + } + + if ((*i)->content->position() <= to && (*i)->content->end() >= from) { + overlaps.push_back (*i); + } + } + + return overlaps; + } + boost::shared_ptr _film; boost::shared_ptr _playlist; - - bool _video; - bool _audio; /** Our pieces are ready to go; if this is false the pieces must be (re-)created before they are used */ bool _have_valid_pieces; std::list > _pieces; - /** The time after the last video that we emitted */ - Time _video_position; - /** The time after the last audio that we emitted */ - Time _audio_position; - - AudioMerger _audio_merger; - - libdcp::Size _video_container_size; - boost::shared_ptr _black_frame; - std::map, boost::shared_ptr > _resamplers; - - std::list _subtitles; - -#ifdef DCPOMATIC_DEBUG - boost::shared_ptr _last_video; -#endif + dcp::Size _video_container_size; + boost::shared_ptr _black_image; - bool _last_emit_was_black; + bool _approximate_size; + bool _burn_subtitles; - IncomingVideo _last_incoming_video; + PlayerStatistics _statistics; boost::signals2::scoped_connection _playlist_changed_connection; boost::signals2::scoped_connection _playlist_content_changed_connection;