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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Original commit message from CVS: * gst/mxf/mxfdemux.c: (gst_mxf_demux_reset), (gst_mxf_demux_handle_index_table_segment): * gst/mxf/mxfdemux.h: * gst/mxf/mxfparse.c: (mxf_index_table_segment_parse), (mxf_index_table_segment_reset): * gst/mxf/mxfparse.h: * gst/mxf/mxftypes.h: Implement parsing of index table segments, which will later be used for seeking.
520 lines
12 KiB
C
520 lines
12 KiB
C
/* GStreamer
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* Copyright (C) 2008 Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __MXF_TYPES_H__
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#define __MXF_TYPES_H__
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/* SMPTE 377M 3.2 */
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typedef struct {
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guint8 u[16];
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} MXFUL;
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/* SMPTE 377M 3.2 */
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typedef struct {
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guint8 u[32];
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} MXFUMID;
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/* SMPTE 377M 3.3 */
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typedef struct {
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gint16 year;
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guint8 month;
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guint8 day;
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guint8 hour;
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guint8 minute;
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guint8 second;
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guint8 quarter_msecond;
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} MXFTimestamp;
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/* SMPTE 377M 3.3 */
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typedef struct {
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guint16 major;
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guint16 minor;
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guint16 patch;
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guint16 build;
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guint16 release;
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} MXFProductVersion;
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/* SMPTE 377M 3.3 */
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typedef struct {
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gint32 n;
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gint32 d;
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} MXFFraction;
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/* SMPTE 377M 8.3 */
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typedef struct {
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MXFUL key;
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guint16 size;
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guint8 *data;
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} MXFLocalTag;
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/* SMPTE 377M 11.1 */
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typedef struct {
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guint32 body_sid;
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guint64 offset;
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} MXFRandomIndexPackEntry;
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typedef enum {
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MXF_PARTITION_PACK_HEADER,
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MXF_PARTITION_PACK_BODY,
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MXF_PARTITION_PACK_FOOTER
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} MXFPartitionPackType;
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/* SMPTE 377M 6.1, Table 1 and 2 */
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typedef struct {
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gboolean valid;
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MXFPartitionPackType type;
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gboolean closed;
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gboolean complete;
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guint16 major_version;
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guint16 minor_version;
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guint32 kag_size;
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guint64 this_partition;
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guint64 prev_partition;
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guint64 footer_partition;
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guint64 header_byte_count;
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guint64 index_byte_count;
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guint32 index_sid;
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guint64 body_offset;
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guint32 body_sid;
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MXFUL operational_pattern;
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guint32 n_essence_containers;
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MXFUL *essence_containers;
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} MXFPartitionPack;
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/* SMPTE 377M 8.1 */
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typedef struct {
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gboolean valid;
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GHashTable *mappings;
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} MXFPrimerPack;
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/* SMPTE 377M 10.2.3 */
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typedef struct {
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gint8 pos_table_index;
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guint8 slice;
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guint32 element_delta;
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} MXFDeltaEntry;
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typedef struct {
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gint8 temporal_offset;
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gint8 key_frame_offset;
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guint8 flags;
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guint64 stream_offset;
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guint32 *slice_offset;
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MXFFraction *pos_table;
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} MXFIndexEntry;
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typedef struct {
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MXFUL instance_id;
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MXFFraction index_edit_rate;
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gint64 index_start_position;
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gint64 index_duration;
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guint32 edit_unit_byte_count;
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guint32 index_sid;
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guint32 body_sid;
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guint8 slice_count;
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guint8 pos_table_count;
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guint32 n_delta_entries;
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MXFDeltaEntry *delta_entries;
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guint32 n_index_entries;
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MXFIndexEntry *index_entries;
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GHashTable *other_tags;
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} MXFIndexTableSegment;
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/* SMPTE 377M 8.6 table 14 */
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#define MXF_METADATA_PREFACE (0x012f)
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#define MXF_METADATA_IDENTIFICATION (0x0130)
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#define MXF_METADATA_CONTENT_STORAGE (0x0118)
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#define MXF_METADATA_ESSENCE_CONTAINER_DATA (0x0123)
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#define MXF_METADATA_MATERIAL_PACKAGE (0x0136)
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#define MXF_METADATA_SOURCE_PACKAGE (0x0137)
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#define MXF_METADATA_TRACK (0x013b)
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#define MXF_METADATA_EVENT_TRACK (0x0139)
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#define MXF_METADATA_STATIC_TRACK (0x013a)
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#define MXF_METADATA_SEQUENCE (0x010f)
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#define MXF_METADATA_SOURCE_CLIP (0x0111)
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#define MXF_METADATA_TIMECODE_COMPONENT (0x0114)
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#define MXF_METADATA_DM_SEGMENT (0x0141)
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#define MXF_METADATA_DM_SOURCE_CLIP (0x0145)
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#define MXF_METADATA_FILE_DESCRIPTOR (0x0125)
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#define MXF_METADATA_GENERIC_PICTURE_ESSENCE_DESCRIPTOR (0x0127)
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#define MXF_METADATA_CDCI_PICTURE_ESSENCE_DESCRIPTOR (0x0128)
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#define MXF_METADATA_RGBA_PICTURE_ESSENCE_DESCRIPTOR (0x0129)
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#define MXF_METADATA_GENERIC_SOUND_ESSENCE_DESCRIPTOR (0x0142)
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#define MXF_METADATA_GENERIC_DATA_ESSENCE_DESCRIPTOR (0x0143)
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#define MXF_METADATA_MULTIPLE_DESCRIPTOR (0x0144)
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#define MXF_METADATA_NETWORK_LOCATOR (0x0132)
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#define MXF_METADATA_TEXT_LOCATOR (0x0133)
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/* SMPTE 377M Annex A, B, C, D */
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typedef struct _MXFMetadataPreface MXFMetadataPreface;
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typedef struct _MXFMetadataIdentification MXFMetadataIdentification;
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typedef struct _MXFMetadataContentStorage MXFMetadataContentStorage;
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typedef struct _MXFMetadataEssenceContainerData MXFMetadataEssenceContainerData;
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typedef struct _MXFMetadataGenericPackage MXFMetadataGenericPackage;
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typedef MXFMetadataGenericPackage MXFMetadataMaterialPackage;
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typedef MXFMetadataGenericPackage MXFMetadataSourcePackage;
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typedef struct _MXFMetadataTrack MXFMetadataTrack;
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typedef struct _MXFMetadataSequence MXFMetadataSequence;
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typedef struct _MXFMetadataStructuralComponent MXFMetadataStructuralComponent;
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typedef struct _MXFMetadataGenericDescriptor MXFMetadataGenericDescriptor;
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typedef struct _MXFMetadataFileDescriptor MXFMetadataFileDescriptor;
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typedef struct _MXFMetadataGenericPictureEssenceDescriptor MXFMetadataGenericPictureEssenceDescriptor;
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typedef struct _MXFMetadataCDCIPictureEssenceDescriptor MXFMetadataCDCIPictureEssenceDescriptor;
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typedef struct _MXFMetadataRGBAPictureEssenceDescriptor MXFMetadataRGBAPictureEssenceDescriptor;
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typedef struct _MXFMetadataGenericSoundEssenceDescriptor MXFMetadataGenericSoundEssenceDescriptor;
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typedef struct _MXFMetadataMultipleDescriptor MXFMetadataMultipleDescriptor;
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typedef struct _MXFMetadataLocator MXFMetadataLocator;
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struct _MXFMetadataPreface {
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MXFUL instance_uid;
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MXFUL generation_uid;
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MXFTimestamp last_modified_date;
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guint16 version;
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guint32 object_model_version;
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MXFUL primary_package_uid;
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MXFMetadataGenericPackage *primary_package;
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guint32 n_identifications;
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MXFUL *identifications_uids;
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MXFMetadataIdentification **identifications;
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MXFUL content_storage_uid;
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MXFMetadataContentStorage *content_storage;
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MXFUL operational_pattern;
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guint32 n_essence_containers;
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MXFUL *essence_containers;
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guint32 n_dm_schemes;
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MXFUL *dm_schemes;
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GHashTable *other_tags;
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};
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struct _MXFMetadataIdentification {
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MXFUL instance_uid;
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MXFUL generation_uid;
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gchar *company_name;
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gchar *product_name;
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MXFProductVersion product_version;
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gchar *version_string;
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MXFUL product_uid;
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MXFTimestamp modification_date;
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MXFProductVersion toolkit_version;
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gchar *platform;
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GHashTable *other_tags;
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};
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struct _MXFMetadataContentStorage {
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MXFUL instance_uid;
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MXFUL generation_uid;
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guint32 n_packages;
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MXFUL *packages_uids;
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MXFMetadataGenericPackage **packages;
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guint32 n_essence_container_data;
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MXFUL *essence_container_data_uids;
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MXFMetadataEssenceContainerData **essence_container_data;
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GHashTable *other_tags;
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};
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struct _MXFMetadataEssenceContainerData {
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MXFUL instance_uid;
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MXFUMID linked_package_uid;
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MXFMetadataGenericPackage *linked_package;
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MXFUL generation_uid;
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guint32 index_sid;
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guint32 body_sid;
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GHashTable *other_tags;
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};
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typedef enum {
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MXF_METADATA_GENERIC_PACKAGE_SOURCE = 0,
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MXF_METADATA_GENERIC_PACKAGE_MATERIAL = 1,
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MXF_METADATA_GENERIC_PACKAGE_TOP_LEVEL_SOURCE = 2
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} MXFMetadataGenericPackageType;
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struct _MXFMetadataGenericPackage {
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MXFUL instance_uid;
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MXFUMID package_uid;
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MXFUL generation_uid;
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MXFMetadataGenericPackageType type;
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gchar *name;
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MXFTimestamp package_creation_date;
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MXFTimestamp package_modified_date;
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guint32 n_tracks;
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MXFUL *tracks_uids;
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MXFMetadataTrack **tracks;
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guint n_timecode_tracks;
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guint n_metadata_tracks;
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guint n_essence_tracks;
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guint n_other_tracks;
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/* Only in Source packages */
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MXFUL descriptors_uid;
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guint32 n_descriptors;
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MXFMetadataGenericDescriptor **descriptors;
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GHashTable *other_tags;
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};
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typedef enum {
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MXF_METADATA_TRACK_UNKNOWN = 0x00,
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MXF_METADATA_TRACK_TIMECODE_12M_INACTIVE = 0x10,
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MXF_METADATA_TRACK_TIMECODE_12M_ACTIVE = 0x11,
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MXF_METADATA_TRACK_TIMECODE_309M = 0x12,
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MXF_METADATA_TRACK_METADATA = 0x20,
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MXF_METADATA_TRACK_PICTURE_ESSENCE = 0x30,
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MXF_METADATA_TRACK_SOUND_ESSENCE = 0x31,
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MXF_METADATA_TRACK_DATA_ESSENCE = 0x32,
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MXF_METADATA_TRACK_AUXILIARY_DATA = 0x40,
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MXF_METADATA_TRACK_PARSED_TEXT = 0x41
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} MXFMetadataTrackType;
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struct _MXFMetadataTrack {
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MXFUL instance_uid;
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MXFUL generation_uid;
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guint32 track_id;
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guint32 track_number;
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gchar *track_name;
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MXFFraction edit_rate;
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gint64 origin;
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MXFUL sequence_uid;
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MXFMetadataSequence *sequence;
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MXFMetadataFileDescriptor **descriptor;
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guint n_descriptor;
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GHashTable *other_tags;
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};
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struct _MXFMetadataSequence {
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MXFUL instance_uid;
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MXFUL generation_uid;
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MXFUL data_definition;
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gint64 duration;
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guint32 n_structural_components;
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MXFUL *structural_components_uids;
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MXFMetadataStructuralComponent **structural_components;
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GHashTable *other_tags;
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};
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struct _MXFMetadataStructuralComponent {
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guint16 type;
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MXFUL instance_uid;
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MXFUL generation_uid;
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MXFUL data_definition;
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gint64 duration;
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union {
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struct {
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gint64 start_timecode;
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guint16 rounded_timecode_base;
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gboolean drop_frame;
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} timecode_component;
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struct {
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gint64 start_position;
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MXFUMID source_package_id;
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MXFMetadataGenericPackage *source_package;
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guint32 source_track_id;
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} source_clip;
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};
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GHashTable *other_tags;
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};
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struct _MXFMetadataGenericDescriptor {
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guint16 type;
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MXFUL instance_uid;
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MXFUL generation_uid;
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guint32 n_locators;
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MXFUL *locators_uids;
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MXFMetadataLocator **locators;
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gboolean is_file_descriptor;
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GHashTable *other_tags;
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};
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struct _MXFMetadataFileDescriptor {
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MXFMetadataGenericDescriptor parent;
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guint32 linked_track_id;
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MXFFraction sample_rate;
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gint64 container_duration;
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MXFUL essence_container;
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MXFUL codec;
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};
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struct _MXFMetadataGenericPictureEssenceDescriptor {
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MXFMetadataFileDescriptor parent;
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guint8 signal_standard;
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guint8 frame_layout;
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guint32 stored_width;
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guint32 stored_height;
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gint32 stored_f2_offset;
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guint32 sampled_width;
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guint32 sampled_height;
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gint32 sampled_x_offset;
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gint32 sampled_y_offset;
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guint32 display_height;
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guint32 display_width;
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gint32 display_x_offset;
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gint32 display_y_offset;
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gint32 display_f2_offset;
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MXFFraction aspect_ratio;
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guint8 active_format_descriptor;
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gint32 video_line_map[2];
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guint8 alpha_transparency;
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MXFUL capture_gamma;
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guint32 image_alignment_offset;
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guint32 image_start_offset;
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guint32 image_end_offset;
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guint8 field_dominance;
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MXFUL picture_essence_coding;
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};
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struct _MXFMetadataCDCIPictureEssenceDescriptor {
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MXFMetadataGenericPictureEssenceDescriptor parent;
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guint32 component_depth;
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guint32 horizontal_subsampling;
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guint32 vertical_subsampling;
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guint8 color_siting;
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gboolean reversed_byte_order;
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gint16 padding_bits;
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guint32 alpha_sample_depth;
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guint32 black_ref_level;
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guint32 white_ref_level;
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guint32 color_range;
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};
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struct _MXFMetadataRGBAPictureEssenceDescriptor {
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MXFMetadataGenericPictureEssenceDescriptor parent;
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guint32 component_max_ref;
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guint32 component_min_ref;
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guint32 alpha_max_ref;
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guint32 alpha_min_ref;
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guint8 scanning_direction;
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/* TODO: pixel layout, palette & palette layout */
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};
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struct _MXFMetadataGenericSoundEssenceDescriptor {
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MXFMetadataFileDescriptor parent;
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MXFFraction audio_sampling_rate;
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gboolean locked;
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gint8 audio_ref_level;
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guint8 electro_spatial_formulation;
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guint32 channel_count;
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guint32 quantization_bits;
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gint8 dial_norm;
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MXFUL sound_essence_compression;
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};
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struct _MXFMetadataMultipleDescriptor {
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MXFMetadataFileDescriptor parent;
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MXFUL *sub_descriptors_uids;
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guint32 n_sub_descriptors;
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MXFMetadataGenericDescriptor **sub_descriptors;
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};
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struct _MXFMetadataLocator {
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guint16 type;
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MXFUL instance_uid;
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MXFUL generation_uid;
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gchar *location;
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GHashTable *other_tags;
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};
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#endif /* __MXF_TYPES_H__ */
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