1 files changed, 11 insertions, 0 deletions
diff --git a/src/util.cc b/src/util.cc
index 77493ffa..17649c51 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -330,6 +330,17 @@ dcp::remove_urn_uuid(optional<string> raw)
 
 
 string
+dcp::remove_urn_smpte_ul(string raw)
+{
+	if (raw.substr(0, 13) != "urn:smpte:ul:") {
+		throw BadURNSMPTEULError(raw);
+	}
+
+	return raw.substr(13);
+}
+
+
+string
 dcp::openjpeg_version ()
 {
 	return opj_version ();