Basics of multiple captions per content so that DCPContent can

[dcpomatic.git] / src / lib / content.cc

diff --git a/src/lib/content.cc b/src/lib/content.cc
index d232f6e49c573a72d10da38a534ee7c1eb750b7f..13c5794fe9eb46d087ba5faebf2881ed5424540a 100644 (file)
--- a/src/lib/content.cc
+++ b/src/lib/content.cc
@@ -402,7 +402,34 @@ Content::take_settings_from (shared_ptr<const Content> c)
        if (audio && c->audio) {
                audio->take_settings_from (c->audio);
        }
-       if (caption && c->caption) {
-               caption->take_settings_from (c->caption);
+
+       list<shared_ptr<CaptionContent> >::iterator i = caption.begin ();
+       list<shared_ptr<CaptionContent> >::const_iterator j = c->caption.begin ();
+       while (i != caption.end() && j != c->caption.end()) {
+               (*i)->take_settings_from (*j);
+               ++i;
+               ++j;
+       }
+}
+
+shared_ptr<CaptionContent>
+Content::only_caption () const
+{
+       DCPOMATIC_ASSERT (caption.size() < 2);
+       if (caption.empty ()) {
+               return shared_ptr<CaptionContent> ();
+       }
+       return caption.front ();
+}
+
+shared_ptr<CaptionContent>
+Content::caption_of_original_type (CaptionType type) const
+{
+       BOOST_FOREACH (shared_ptr<CaptionContent> i, caption) {
+               if (i->original_type() == type) {
+                       return i;
+               }
        }
+
+       return shared_ptr<CaptionContent> ();
 }