+ if (trim_start() != dcpomatic::ContentTime()) {
+ /// TRANSLATORS: this string will follow "Cannot reference this DCP: "
+ why_not = _("it has a start trim so its subtitles or closed captions must be re-written.");
+ return false;
+ }
+
+ /// TRANSLATORS: this string will follow "Cannot reference this DCP: "
+ return can_reference(
+ film,
+ [type](shared_ptr<const Content> c) {
+ return std::find_if(c->text.begin(), c->text.end(), [type](shared_ptr<const TextContent> t) { return t->type() == type; }) != c->text.end();
+ },
+ _("they overlap other text content; remove the other content."),
+ why_not
+ );
+}
+
+void
+DCPContent::take_settings_from (shared_ptr<const Content> c)
+{
+ auto dc = dynamic_pointer_cast<const DCPContent>(c);
+ if (!dc) {
+ return;
+ }
+
+ if (this == dc.get()) {
+ return;
+ }
+
+ boost::mutex::scoped_lock lm(_mutex);
+ boost::mutex::scoped_lock lm2(dc->_mutex);
+
+ _reference_video = dc->_reference_video;
+ _reference_audio = dc->_reference_audio;
+ _reference_text = dc->_reference_text;
+}
+
+void
+DCPContent::set_cpl (string id)
+{
+ ContentChangeSignaller cc (this, DCPContentProperty::CPL);
+
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _cpl = id;
+ }
+}
+
+bool
+DCPContent::kdm_timing_window_valid () const
+{
+ if (!_kdm) {
+ return true;
+ }
+
+ dcp::LocalTime now;
+ return _kdm->not_valid_before() < now && now < _kdm->not_valid_after();
+}
+
+
+Resolution
+DCPContent::resolution () const
+{
+ if (video->size() && (video->size()->width > 2048 || video->size()->height > 1080)) {
+ return Resolution::FOUR_K;
+ }
+
+ return Resolution::TWO_K;
+}
+
+
+void
+DCPContent::check_font_ids()
+{
+ if (text.empty()) {
+ return;
+ }
+
+ DCPExaminer examiner(shared_from_this(), true);
+ examiner.add_fonts(text.front());