Add comment to try to clarify _dcp_content_types a little for translators.

diff --git a/src/lib/dcp_content_type.cc b/src/lib/dcp_content_type.cc
index ce54ce01ce9aac72c956d7c8c2387c0d3b327861..bc9bf0d6775d47939c365a66d9040e94a557a2a2 100644 (file)
--- a/src/lib/dcp_content_type.cc
+++ b/src/lib/dcp_content_type.cc
@@ -47,6 +47,8 @@ DCPContentType::DCPContentType (string p, dcp::ContentKind k, string d)
 void
 DCPContentType::setup_dcp_content_types ()
 {
+       /// TRANSLATORS: these are the types that a DCP can have, explained in some
+       /// more detail here: https://registry-page.isdcf.com/contenttypes/
        _dcp_content_types = {
                DCPContentType(_("Feature"), dcp::ContentKind::FEATURE, N_("FTR")),
                DCPContentType(_("Short"), dcp::ContentKind::SHORT, N_("SHR")),