gstreamer/gst/mxf/mxfparse.h

109 lines
4.6 KiB
C

/* GStreamer
* Copyright (C) 2008-2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/* Handling of the basic MXF types */
#ifndef __MXF_PARSE_H__
#define __MXF_PARSE_H__
#include <string.h>
#include "mxftypes.h"
#include "mxfmetadata.h"
typedef GstFlowReturn (*MXFEssenceElementHandleFunc) (const MXFUL *key, GstBuffer *buffer, GstCaps *caps, MXFMetadataTimelineTrack *track, 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);
gboolean mxf_ul_is_zero (const MXFUL *ul);
guint mxf_ul_hash (const MXFUL *ul);
gchar *mxf_umid_to_string (const MXFUMID * umid, gchar str[96]);
MXFUMID *mxf_umid_from_string (const gchar *str, MXFUMID * umid);
gboolean mxf_umid_is_equal (const MXFUMID *a, const MXFUMID *b);
gboolean mxf_umid_is_zero (const MXFUMID *umid);
gboolean mxf_is_mxf_packet (const MXFUL *key);
gboolean mxf_is_partition_pack (const MXFUL *key);
gboolean mxf_is_header_partition_pack (const MXFUL *key);
gboolean mxf_is_body_partition_pack (const MXFUL *key);
gboolean mxf_is_footer_partition_pack (const MXFUL *key);
gboolean mxf_is_primer_pack (const MXFUL *key);
gboolean mxf_is_metadata (const MXFUL *key);
gboolean mxf_is_descriptive_metadata (const MXFUL *key);
gboolean mxf_is_random_index_pack (const MXFUL *key);
gboolean mxf_is_index_table_segment (const MXFUL *key);
gboolean mxf_is_generic_container_system_item (const MXFUL *key);
gboolean mxf_is_generic_container_essence_element (const MXFUL *key);
gboolean mxf_is_avid_essence_container_essence_element (const MXFUL * key);
gboolean mxf_is_generic_container_essence_container_label (const MXFUL *key);
gboolean mxf_is_avid_essence_container_label (const MXFUL *key);
gboolean mxf_is_fill (const MXFUL *key);
gchar * mxf_utf16_to_utf8 (const guint8 * data, guint size);
gboolean mxf_product_version_parse (MXFProductVersion * product_version,
const guint8 * data, guint size);
gboolean mxf_fraction_parse (MXFFraction *fraction, const guint8 *data, guint size);
gdouble mxf_fraction_to_double (const MXFFraction *fraction);
gboolean mxf_timestamp_parse (MXFTimestamp * timestamp, const guint8 * data, guint size);
gboolean mxf_timestamp_is_unknown (const MXFTimestamp *a);
gint mxf_timestamp_compare (const MXFTimestamp *a, const MXFTimestamp *b);
gchar *mxf_timestamp_to_string (const MXFTimestamp *t, gchar str[32]);
gboolean mxf_ul_array_parse (MXFUL **array, guint32 *count, const guint8 *data, guint size);
gboolean mxf_partition_pack_parse (const MXFUL *key, MXFPartitionPack *pack, const guint8 *data, guint size);
void mxf_partition_pack_reset (MXFPartitionPack *pack);
gboolean mxf_primer_pack_parse (const MXFUL *key, MXFPrimerPack *pack, const guint8 *data, guint size);
void mxf_primer_pack_reset (MXFPrimerPack *pack);
gboolean mxf_random_index_pack_parse (const MXFUL *key, const guint8 *data, guint size, GArray **array);
gboolean mxf_index_table_segment_parse (const MXFUL *key, MXFIndexTableSegment *segment, const MXFPrimerPack *primer, const guint8 *data, guint size);
void mxf_index_table_segment_reset (MXFIndexTableSegment *segment);
gboolean mxf_local_tag_parse (const guint8 * data, guint size, guint16 * tag,
guint16 * tag_size, const guint8 ** tag_data);
void gst_mxf_local_tag_free (MXFLocalTag *tag);
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__ */