gst/mxf/: Implement an essence element handling registry and use this instead of an hardcoded, large if-then-else block.

Original commit message from CVS:
* gst/mxf/mxfaes-bwf.c: (mxf_is_aes_bwf_essence_track),
(mxf_bwf_handle_essence_element),
(mxf_aes3_handle_essence_element), (mxf_bwf_create_caps),
(mxf_aes3_create_caps), (mxf_aes_bwf_create_caps),
(mxf_aes_bwf_init):
* gst/mxf/mxfaes-bwf.h:
* gst/mxf/mxfalaw.c: (mxf_is_alaw_essence_track),
(mxf_alaw_handle_essence_element), (mxf_alaw_create_caps),
(mxf_alaw_init):
* gst/mxf/mxfalaw.h:
* gst/mxf/mxfd10.c: (mxf_is_d10_essence_track),
(mxf_d10_picture_handle_essence_element),
(mxf_d10_sound_handle_essence_element), (mxf_d10_create_caps),
(mxf_d10_init):
* gst/mxf/mxfd10.h:
* gst/mxf/mxfdemux.c: (gst_mxf_demux_reset_metadata),
(gst_mxf_demux_handle_header_metadata_update_streams),
(gst_mxf_demux_handle_generic_container_essence_element):
* gst/mxf/mxfdv-dif.c: (mxf_is_dv_dif_essence_track),
(mxf_dv_dif_handle_essence_element), (mxf_dv_dif_create_caps),
(mxf_dv_dif_init):
* gst/mxf/mxfdv-dif.h:
* gst/mxf/mxfjpeg2000.c: (mxf_is_jpeg2000_essence_track),
(mxf_jpeg2000_handle_essence_element), (mxf_jpeg2000_create_caps),
(mxf_jpeg2000_init):
* gst/mxf/mxfjpeg2000.h:
* gst/mxf/mxfmpeg.c: (mxf_is_mpeg_essence_track),
(mxf_mpeg_video_handle_essence_element),
(mxf_mpeg_audio_handle_essence_element), (mxf_mpeg_es_create_caps),
(mxf_mpeg_create_caps), (mxf_mpeg_init):
* gst/mxf/mxfmpeg.h:
* gst/mxf/mxfparse.c: (mxf_essence_element_handler_register),
(mxf_essence_element_handler_find):
* gst/mxf/mxfparse.h:
* gst/mxf/mxfup.c: (mxf_is_up_essence_track),
(mxf_up_handle_essence_element), (mxf_up_rgba_create_caps),
(mxf_up_create_caps), (mxf_up_init):
* gst/mxf/mxfup.h:
Implement an essence element handling registry and use this instead
of an hardcoded, large if-then-else block.

1 files changed, 9 insertions, 1 deletions

diff --git a/gst/mxf/mxfparse.h b/gst/mxf/mxfparse.h
index 3e68f676..831dabce 100644
--- a/gst/mxf/mxfparse.h
+++ b/gst/mxf/mxfparse.h
@@ -27,7 +27,12 @@
 #include "mxftypes.h"
 #include "mxfmetadata.h"
 
-typedef GstFlowReturn (*MXFEssenceElementHandler) (const MXFUL *key, GstBuffer *buffer, GstCaps *caps, MXFMetadataGenericPackage *package, MXFMetadataTrack *track, MXFMetadataStructuralComponent *component, gpointer mapping_data, GstBuffer **outbuf);
+typedef GstFlowReturn (*MXFEssenceElementHandleFunc) (const MXFUL *key, GstBuffer *buffer, GstCaps *caps, MXFMetadataTimelineTrack *track, MXFMetadataStructuralComponent *component, gpointer mapping_data, GstBuffer **outbuf);
+
+typedef struct {
+  gboolean (*handles_track) (const MXFMetadataTimelineTrack *track);
+  GstCaps * (*create_caps) (MXFMetadataTimelineTrack *track, GstTagList **tags, MXFEssenceElementHandleFunc *handler, gpointer *mapping_data);
+} MXFEssenceElementHandler;
 
 gchar * mxf_ul_to_string (const MXFUL *ul, gchar str[48]);
 gboolean mxf_ul_is_equal (const MXFUL *a, const MXFUL *b);
@@ -90,5 +95,8 @@ gboolean mxf_local_tag_add_to_hash_table (const MXFPrimerPack *primer,
   guint16 tag, const guint8 *tag_data, guint16 tag_size,
   GHashTable **hash_table);
 
+void mxf_essence_element_handler_register (const MXFEssenceElementHandler *handler);
+const MXFEssenceElementHandler * mxf_essence_element_handler_find (const MXFMetadataTimelineTrack *track);
+
 #endif /* __MXF_PARSE_H__ */