Add subtitle analysis so that the outline of all subtitles

in a piece of content can be overlaid onto the preview (#1233).

1 files changed, 48 insertions, 0 deletions

diff --git a/src/lib/analyse_subtitles_job.h b/src/lib/analyse_subtitles_job.h
new file mode 100644
index 000000000..88b5d23dc
--- /dev/null
+++ b/src/lib/analyse_subtitles_job.h
@@ -0,0 +1,48 @@
+/*
+    Copyright (C) 2020 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DCP-o-matic is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "job.h"
+#include "types.h"
+#include "player_text.h"
+
+class Film;
+class Content;
+
+class AnalyseSubtitlesJob : public Job
+{
+public:
+	AnalyseSubtitlesJob (boost::shared_ptr<const Film> film, boost::shared_ptr<Content> content);
+
+	std::string name () const;
+	std::string json_name () const;
+	void run ();
+
+	boost::filesystem::path path () const {
+		return _path;
+	}
+
+private:
+	void analyse (PlayerText text, TextType type);
+
+	boost::weak_ptr<Content> _content;
+	boost::filesystem::path _path;
+	boost::optional<dcpomatic::Rect<double> > _bounding_box;
+};
+