Add has_subtitles method to SubtitleContent; tidy up timeline display a bit.

9 files changed, 55 insertions, 0 deletions

diff --git a/src/lib/dcp_content.cc b/src/lib/dcp_content.cc
index b1d0d9a37..0eef075d7 100644
--- a/src/lib/dcp_content.cc
+++ b/src/lib/dcp_content.cc
@@ -34,6 +34,7 @@ DCPContent::DCPContent (shared_ptr<const Film> f, boost::filesystem::path p)
 	, VideoContent (f)
 	, SingleStreamAudioContent (f)
 	, SubtitleContent (f)
+	, _has_subtitles (false)
 	, _directory (p)
 {
 	read_directory (p);
@@ -46,6 +47,7 @@ DCPContent::DCPContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int v
 	, SubtitleContent (f, node, version)
 {
 	_name = node->string_child ("Name");
+	_has_subtitles = node->bool_child ("HasSubtitles");
 	_directory = node->string_child ("Directory");
 }
 
@@ -66,12 +68,14 @@ DCPContent::examine (shared_ptr<Job> job)
 {
 	job->set_progress_unknown ();
 	Content::examine (job);
+	
 	shared_ptr<DCPExaminer> examiner (new DCPExaminer (shared_from_this ()));
 	take_from_video_examiner (examiner);
 	take_from_audio_examiner (examiner);
 
 	boost::mutex::scoped_lock lm (_mutex);
 	_name = examiner->name ();
+	_has_subtitles = examiner->has_subtitles ();
 }
 
 string
@@ -99,7 +103,9 @@ DCPContent::as_xml (xmlpp::Node* node) const
 	SingleStreamAudioContent::as_xml (node);
 	SubtitleContent::as_xml (node);
 
+	boost::mutex::scoped_lock lm (_mutex);
 	node->add_child("Name")->add_child_text (_name);
+	node->add_child("HasSubtitles")->add_child_text (_has_subtitles ? "1" : "0");
 	node->add_child("Directory")->add_child_text (_directory.string ());
 }
 
@@ -116,3 +122,10 @@ DCPContent::identifier () const
 {
 	return SubtitleContent::identifier ();
 }
+
+bool
+DCPContent::has_subtitles () const
+{
+	boost::mutex::scoped_lock lm (_mutex);
+	return _has_subtitles;
+}
diff --git a/src/lib/dcp_content.h b/src/lib/dcp_content.h
index 7b7e85d9d..60b7142de 100644
--- a/src/lib/dcp_content.h
+++ b/src/lib/dcp_content.h
@@ -47,6 +47,9 @@ public:
 	void as_xml (xmlpp::Node *) const;
 	std::string identifier () const;
 
+	/* SubtitleContent */
+	bool has_subtitles () const;
+	
 	boost::filesystem::path directory () const {
 		boost::mutex::scoped_lock lm (_mutex);
 		return _directory;
@@ -56,5 +59,6 @@ private:
 	void read_directory (boost::filesystem::path);
 	
 	std::string _name;
+	bool _has_subtitles;
 	boost::filesystem::path _directory;
 };
diff --git a/src/lib/dcp_examiner.cc b/src/lib/dcp_examiner.cc
index 39bf2d098..625276e18 100644
--- a/src/lib/dcp_examiner.cc
+++ b/src/lib/dcp_examiner.cc
@@ -84,5 +84,9 @@ DCPExaminer::DCPExaminer (shared_ptr<const DCPContent> content)
 
 			_audio_length += ContentTime::from_frames ((*i)->main_sound()->duration(), _video_frame_rate.get ());
 		}
+
+		if ((*i)->main_subtitle ()) {
+			_has_subtitles = true;
+		}
 	}
 }
diff --git a/src/lib/dcp_examiner.h b/src/lib/dcp_examiner.h
index 24a59dd34..5b510743b 100644
--- a/src/lib/dcp_examiner.h
+++ b/src/lib/dcp_examiner.h
@@ -43,6 +43,10 @@ public:
 		return _name;
 	}
 
+	bool has_subtitles () const {
+		return _has_subtitles;
+	}
+
 	int audio_channels () const {
 		return _audio_channels.get_value_or (0);
 	}
@@ -63,4 +67,5 @@ private:
 	boost::optional<int> _audio_frame_rate;
 	ContentTime _audio_length;
 	std::string _name;
+	bool _has_subtitles;
 };
diff --git a/src/lib/dcp_subtitle_content.h b/src/lib/dcp_subtitle_content.h
index 79338c1af..5794b5951 100644
--- a/src/lib/dcp_subtitle_content.h
+++ b/src/lib/dcp_subtitle_content.h
@@ -25,6 +25,7 @@ public:
 	DCPSubtitleContent (boost::shared_ptr<const Film>, boost::filesystem::path);
 	DCPSubtitleContent (boost::shared_ptr<const Film>, cxml::ConstNodePtr, int);
 
+	/* Content */
 	void examine (boost::shared_ptr<Job>);
 	std::string summary () const;
 	std::string technical_summary () const;
@@ -32,6 +33,11 @@ public:
 	void as_xml (xmlpp::Node *) const;
 	DCPTime full_length () const;
 
+	/* SubtitleContent */
+	bool has_subtitles () const {
+		return true;
+	}
+
 private:
 	DCPTime _length;
 };
diff --git a/src/lib/ffmpeg_content.cc b/src/lib/ffmpeg_content.cc
index d2bb329db..9b2bfc606 100644
--- a/src/lib/ffmpeg_content.cc
+++ b/src/lib/ffmpeg_content.cc
@@ -409,3 +409,9 @@ FFmpegContent::subtitles_during (ContentTimePeriod period, bool starting) const
 
 	return d;
 }
+
+bool
+FFmpegContent::has_subtitles () const
+{
+	return !subtitle_streams().empty ();
+}
diff --git a/src/lib/ffmpeg_content.h b/src/lib/ffmpeg_content.h
index 6bf6c0f50..67839794b 100644
--- a/src/lib/ffmpeg_content.h
+++ b/src/lib/ffmpeg_content.h
@@ -73,6 +73,9 @@ public:
 	void set_audio_mapping (AudioMapping);
 	boost::filesystem::path audio_analysis_path () const;
 
+	/* SubtitleContent */
+	bool has_subtitles () const;
+
 	void set_filters (std::vector<Filter const *> const &);
 	
 	std::vector<boost::shared_ptr<FFmpegSubtitleStream> > subtitle_streams () const {
diff --git a/src/lib/subrip_content.h b/src/lib/subrip_content.h
index 7da6e71f7..d2dcdee00 100644
--- a/src/lib/subrip_content.h
+++ b/src/lib/subrip_content.h
@@ -29,6 +29,7 @@ public:
 		return boost::dynamic_pointer_cast<SubRipContent> (Content::shared_from_this ());
 	}
 	
+	/* Content */
 	void examine (boost::shared_ptr<Job>);
 	std::string summary () const;
 	std::string technical_summary () const;
@@ -36,6 +37,11 @@ public:
 	void as_xml (xmlpp::Node *) const;
 	DCPTime full_length () const;
 
+	/* SubtitleContent */
+	bool has_subtitles () const {
+		return true;
+	}
+
 private:
 	DCPTime _length;
 };
diff --git a/src/lib/subtitle_content.h b/src/lib/subtitle_content.h
index 1425c33cd..29634f95a 100644
--- a/src/lib/subtitle_content.h
+++ b/src/lib/subtitle_content.h
@@ -31,6 +31,12 @@ public:
 	static int const SUBTITLE_USE;
 };
 
+/** @class SubtitleContent
+ *  @brief Parent for content which has the potential to include subtitles.
+ *
+ *  Although inheriting from this class indicates that the content could
+ *  have subtitles, it may not.  ::has_subtitles() will tell you.
+ */
 class SubtitleContent : public virtual Content
 {
 public:
@@ -42,6 +48,8 @@ public:
 	void as_xml (xmlpp::Node *) const;
 	std::string identifier () const;
 
+	virtual bool has_subtitles () const = 0;
+
 	void set_subtitle_use (bool);
 	void set_subtitle_x_offset (double);
 	void set_subtitle_y_offset (double);