mxfmux: Write metadata items in reference order

This ensures that the metadata items are always written
in the same order and that first comes the preface,
then the identification linked from the preface, ...

Some demuxers can't handle files where the metadata
items are in random order.

1 files changed, 1 insertions, 0 deletions

diff --git a/gst/mxf/mxfmux.h b/gst/mxf/mxfmux.h
index c8fd0b090..94330c46b 100644
--- a/gst/mxf/mxfmux.h
+++ b/gst/mxf/mxfmux.h
@@ -85,6 +85,7 @@ typedef struct _GstMXFMux {
   MXFPrimerPack primer;
   
   GHashTable *metadata;
+  GList *metadata_list;
   MXFMetadataPreface *preface;
 
   MXFFraction min_edit_rate;