X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fsubtitle_decoder.h;h=d01c4e45b0ba5480567818d3f53809d1683fa325;hb=c658aec3ffd5009cbe7fa2540da5a0579e2f2e8c;hp=3f06afae396260c1d5d3ebb17fe294905c2dcfc9;hpb=712f8144f1992364d79a80b2b586248423f7ac11;p=dcpomatic.git

diff --git a/src/lib/subtitle_decoder.h b/src/lib/subtitle_decoder.h
index 3f06afae3..d01c4e45b 100644
--- a/src/lib/subtitle_decoder.h
+++ b/src/lib/subtitle_decoder.h
@@ -20,14 +20,12 @@
 #ifndef DCPOMATIC_SUBTITLE_DECODER_H
 #define DCPOMATIC_SUBTITLE_DECODER_H
 
-#include <dcp/subtitle_string.h>
 #include "decoder.h"
 #include "rect.h"
 #include "types.h"
 #include "content_subtitle.h"
+#include <dcp/subtitle_string.h>
 
-class Film;
-class DCPTimedSubtitle;
 class Image;
 
 class SubtitleDecoder : public virtual Decoder
@@ -35,24 +33,28 @@ class SubtitleDecoder : public virtual Decoder
 public:
 	SubtitleDecoder (boost::shared_ptr<const SubtitleContent>);
 
-	std::list<ContentImageSubtitle> get_image_subtitles (ContentTimePeriod period);
-	std::list<ContentTextSubtitle> get_text_subtitles (ContentTimePeriod period);
+	std::list<ContentImageSubtitle> get_image_subtitles (ContentTimePeriod period, bool starting);
+	std::list<ContentTextSubtitle> get_text_subtitles (ContentTimePeriod period, bool starting);
 
 protected:
 	void seek (ContentTime, bool);
-	
+
 	void image_subtitle (ContentTimePeriod period, boost::shared_ptr<Image>, dcpomatic::Rect<double>);
-	void text_subtitle (std::list<dcp::SubtitleString>);
+	void text_subtitle (ContentTimePeriod period, std::list<dcp::SubtitleString>);
 
 	std::list<ContentImageSubtitle> _decoded_image_subtitles;
 	std::list<ContentTextSubtitle> _decoded_text_subtitles;
 
 private:
 	template <class T>
-	std::list<T> get (std::list<T> const & subs, ContentTimePeriod period);
+	std::list<T> get (std::list<T> const & subs, std::list<ContentTimePeriod> const & sp, ContentTimePeriod period, bool starting);
+
+	/** @param starting true if we want only subtitles that start during the period, otherwise
+	 *  we want subtitles that overlap the period.
+	 */
+	virtual std::list<ContentTimePeriod> image_subtitles_during (ContentTimePeriod period, bool starting) const = 0;
+	virtual std::list<ContentTimePeriod> text_subtitles_during (ContentTimePeriod period, bool starting) const = 0;
 
-	virtual bool has_subtitle_during (ContentTimePeriod) const = 0;
-	
 	boost::shared_ptr<const SubtitleContent> _subtitle_content;
 };