+ VideoRange range () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _range;
+ }
+
+ PixelQuanta pixel_quanta () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _pixel_quanta;
+ }
+
+ bool use () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _use;
+ }
+
+ boost::optional<dcp::LanguageTag> burnt_subtitle_language () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _burnt_subtitle_language;
+ }
+
+
+ /* XXX: names for these? */