gst/mxf/: Implement parsing of Event Tracks, Static Tracks, DM Segments and DM Source Clips as a preparation for desc...

Original commit message from CVS:
* gst/mxf/mxfdemux.c: (gst_mxf_demux_handle_metadata_track),
(gst_mxf_demux_handle_header_metadata_resolve_references),
(gst_mxf_demux_handle_metadata):
* gst/mxf/mxfparse.c: (mxf_metadata_track_parse),
(mxf_metadata_structural_component_parse),
(mxf_metadata_structural_component_reset):
* gst/mxf/mxfparse.h:
* gst/mxf/mxftypes.h:
Implement parsing of Event Tracks, Static Tracks, DM Segments
and DM Source Clips as a preparation for descriptive metadata
support. Next step is to implement SMPTE S380M, "Descriptive
Metadata Scheme-1".

1 files changed, 28 insertions, 0 deletions

diff --git a/gst/mxf/mxftypes.h b/gst/mxf/mxftypes.h
index fe39174f..241efd41 100644
--- a/gst/mxf/mxftypes.h
+++ b/gst/mxf/mxftypes.h
@@ -327,6 +327,12 @@ typedef enum {
   MXF_METADATA_TRACK_PARSED_TEXT           = 0x41
 } MXFMetadataTrackType;
 
+typedef enum {
+  MXF_METADATA_TRACK_VARIANT_TIMELINE,
+  MXF_METADATA_TRACK_VARIANT_EVENT,
+  MXF_METADATA_TRACK_VARIANT_STATIC
+} MXFMetadataTrackVariant;
+
 struct _MXFMetadataTrack {
   MXFUL instance_uid;
   MXFUL generation_uid;
@@ -335,6 +341,7 @@ struct _MXFMetadataTrack {
   guint32 track_number;
 
   MXFMetadataTrackType type;
+  MXFMetadataTrackVariant variant;
 
   gchar *track_name;
 
@@ -390,6 +397,27 @@ struct _MXFMetadataStructuralComponent {
 
       guint32 source_track_id;
     } source_clip;
+
+    struct {
+      gint64 event_start_position;
+      gchar *event_comment;
+
+      guint32 n_track_ids;
+      guint32 *track_ids;
+      
+      MXFUL dm_framework;
+    } dm_segment;
+
+    struct {
+      gint64 start_position;
+      MXFUMID source_package_id;
+      MXFMetadataGenericPackage *source_package;
+
+      guint32 source_track_id;
+
+      guint32 n_track_ids;
+      guint32 *track_ids;
+    } dm_source_clip;
   };
 
   GHashTable *other_tags;