Rearrange subtitle font management.

[dcpomatic.git] / src / lib / writer.h

diff --git a/src/lib/writer.h b/src/lib/writer.h
index 14d4b7faa323b7483e3eec29e70d527a93f55e1b..1ae761dea83656073d4d03abb45c1ef6b8a9e5f7 100644 (file)
--- a/src/lib/writer.h
+++ b/src/lib/writer.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -25,10 +25,12 @@
 
 
 #include "atmos_metadata.h"
-#include "types.h"
-#include "player_text.h"
-#include "exception_store.h"
 #include "dcp_text_track.h"
+#include "dcpomatic_time.h"
+#include "exception_store.h"
+#include "font_id_map.h"
+#include "player_text.h"
+#include "types.h"
 #include "weak_film.h"
 #include <dcp/atmos_frame.h>
 #include <boost/thread.hpp>
@@ -40,15 +42,14 @@ namespace dcp {
        class Data;
 }
 
-namespace dcpomatic {
-       class FontData;
-}
-
-class Film;
 class AudioBuffers;
+class Film;
 class Job;
-class ReferencedReelAsset;
 class ReelWriter;
+class ReferencedReelAsset;
+struct writer_disambiguate_font_ids1;
+struct writer_disambiguate_font_ids2;
+struct writer_disambiguate_font_ids3;
 
 
 struct QueueItem
@@ -114,7 +115,7 @@ public:
        void repeat (Frame, Eyes);
        void write (std::shared_ptr<const AudioBuffers>, dcpomatic::DCPTime time);
        void write (PlayerText text, TextType type, boost::optional<DCPTextTrack>, dcpomatic::DCPTimePeriod period);
-       void write (std::vector<dcpomatic::FontData> fonts);
+       void write (std::vector<std::shared_ptr<dcpomatic::Font>> fonts);
        void write (ReferencedReelAsset asset);
        void write (std::shared_ptr<const dcp::AtmosFrame> atmos, dcpomatic::DCPTime time, AtmosMetadata metadata);
        void finish (boost::filesystem::path output_dcp);
@@ -122,13 +123,19 @@ public:
        void set_encoder_threads (int threads);
 
 private:
+       friend struct ::writer_disambiguate_font_ids1;
+       friend struct ::writer_disambiguate_font_ids2;
+       friend struct ::writer_disambiguate_font_ids3;
+
        void thread ();
        void terminate_thread (bool);
        bool have_sequenced_image_at_queue_head ();
        size_t video_reel (int frame) const;
        void set_digest_progress (Job* job, float progress);
        void write_cover_sheet (boost::filesystem::path output_dcp);
-       void calculate_referenced_digests (boost::function<void (float)> set_progress);
+       void calculate_referenced_digests (std::function<void (float)> set_progress);
+       void write_hanging_text (ReelWriter& reel);
+       void calculate_digests ();
 
        std::weak_ptr<Job> _job;
        std::vector<ReelWriter> _reels;
@@ -198,10 +205,23 @@ private:
 
        std::list<ReferencedReelAsset> _reel_assets;
 
-       std::vector<dcpomatic::FontData> _fonts;
+       FontIdMap _fonts;
+       /** If we are given many fonts, but we're making an Interop DCP, we'll choose a single
+        *  one that we'll use everywher.  This is that chosen font.
+        */
+       std::shared_ptr<dcpomatic::Font> _chosen_interop_font;
 
        /** true if any reel has any subtitles */
        bool _have_subtitles = false;
        /** all closed caption tracks that we have on any reel */
        std::set<DCPTextTrack> _have_closed_captions;
+
+       struct HangingText {
+               PlayerText text;
+               TextType type;
+               boost::optional<DCPTextTrack> track;
+               dcpomatic::DCPTimePeriod period;
+       };
+
+       std::vector<HangingText> _hanging_texts;
 };