Original commit message from CVS: Patch by: Bastien Nocera <hadess at hadess dot net> * gst/qtdemux/qtdemux.c: (qtdemux_tag_add_str), (qtdemux_parse_udta): * gst/qtdemux/qtdemux_fourcc.h: Improve meta-data handling, add 'comment', 'description' and 'copyright' tag handling. Fixes #535935