REELTYPE_BY_LENGTH
};
+/** Type of captions.
+ * For better or worse DoM has uses two names for text that appears
+ * with the DCP:
+ *
+ * open captions: text that is shown to everybody on-screen (aka subtitles).
+ * closed captions: text that is shown to some viewers using some other method.
+ *
+ * There is also still use of the word `subtitle' in the code; these are the
+ * same as open captions in DoM.
+ */
enum CaptionType
{
CAPTION_OPEN,