basetransform: implement a default transform_meta.

[platform/upstream/gstreamer.git] / gst / gstmeta.c

diff --git a/gst/gstmeta.c b/gst/gstmeta.c
index fe8159c..51936a3 100644 (file)
--- a/gst/gstmeta.c
+++ b/gst/gstmeta.c
@@ -139,6 +139,9 @@ gst_meta_api_type_get_tags (GType api)
 
   tags = g_type_get_qdata (api, g_quark_from_string ("tags"));
 
+  if (!tags[0])
+    return NULL;
+
   return (const gchar * const *) tags;
 }