mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 01:00:37 +00:00
f5ba4904f7
This makes it possible, among other things, to do a query in the pad-added callback. Fixes bug #582656.
183 lines
4.2 KiB
C
183 lines
4.2 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.
|
|
*/
|
|
|
|
#ifndef __MXF_DEMUX_H__
|
|
#define __MXF_DEMUX_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstadapter.h>
|
|
|
|
#include "mxfessence.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_MXF_DEMUX \
|
|
(gst_mxf_demux_get_type())
|
|
#define GST_MXF_DEMUX(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MXF_DEMUX,GstMXFDemux))
|
|
#define GST_MXF_DEMUX_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MXF_DEMUX,GstMXFDemuxClass))
|
|
#define GST_IS_MXF_DEMUX(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MXF_DEMUX))
|
|
#define GST_IS_MXF_DEMUX_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MXF_DEMUX))
|
|
typedef struct _GstMXFDemux GstMXFDemux;
|
|
typedef struct _GstMXFDemuxClass GstMXFDemuxClass;
|
|
|
|
#define GST_TYPE_MXF_DEMUX_PAD (gst_mxf_demux_pad_get_type())
|
|
#define GST_MXF_DEMUX_PAD(pad) (G_TYPE_CHECK_INSTANCE_CAST((pad),GST_TYPE_MXF_DEMUX_PAD,GstMXFDemuxPad))
|
|
#define GST_MXF_DEMUX_PAD_CAST(pad) ((GstMXFDemuxPad *) pad)
|
|
#define GST_IS_MXF_DEMUX_PAD(pad) (G_TYPE_CHECK_INSTANCE_TYPE((pad),GST_TYPE_MXF_DEMUX_PAD))
|
|
typedef struct _GstMXFDemuxPad GstMXFDemuxPad;
|
|
typedef struct _GstMXFDemuxPadClass GstMXFDemuxPadClass;
|
|
|
|
typedef struct
|
|
{
|
|
MXFPartitionPack partition;
|
|
MXFPrimerPack primer;
|
|
gboolean parsed_metadata;
|
|
guint64 essence_container_offset;
|
|
} GstMXFDemuxPartition;
|
|
|
|
typedef struct
|
|
{
|
|
guint64 offset;
|
|
gboolean keyframe;
|
|
} GstMXFDemuxIndex;
|
|
|
|
typedef struct
|
|
{
|
|
guint32 body_sid;
|
|
guint32 track_number;
|
|
|
|
guint32 track_id;
|
|
MXFUMID source_package_uid;
|
|
|
|
gint64 position;
|
|
gint64 duration;
|
|
|
|
GArray *offsets;
|
|
|
|
MXFMetadataSourcePackage *source_package;
|
|
MXFMetadataTimelineTrack *source_track;
|
|
|
|
gpointer mapping_data;
|
|
const MXFEssenceElementHandler *handler;
|
|
MXFEssenceElementHandleFunc handle_func;
|
|
|
|
GstTagList *tags;
|
|
|
|
GstCaps *caps;
|
|
} GstMXFDemuxEssenceTrack;
|
|
|
|
struct _GstMXFDemuxPad
|
|
{
|
|
GstPad parent;
|
|
|
|
guint32 track_id;
|
|
gboolean need_segment;
|
|
|
|
GstClockTime last_stop;
|
|
gdouble last_stop_accumulated_error;
|
|
GstFlowReturn last_flow;
|
|
gboolean eos, discont;
|
|
|
|
GstTagList *tags;
|
|
|
|
MXFMetadataGenericPackage *material_package;
|
|
MXFMetadataTimelineTrack *material_track;
|
|
|
|
guint current_component_index;
|
|
MXFMetadataSourceClip *current_component;
|
|
|
|
gint64 current_component_start;
|
|
gint64 current_component_duration;
|
|
|
|
GstMXFDemuxEssenceTrack *current_essence_track;
|
|
gint64 current_essence_track_position;
|
|
};
|
|
|
|
struct _GstMXFDemuxPadClass
|
|
{
|
|
GstPadClass parent;
|
|
};
|
|
|
|
struct _GstMXFDemux
|
|
{
|
|
GstElement element;
|
|
|
|
GstPad *sinkpad;
|
|
GPtrArray *src;
|
|
|
|
/* < private > */
|
|
|
|
GstAdapter *adapter;
|
|
|
|
GstSegment segment;
|
|
guint32 seqnum;
|
|
|
|
GstEvent *close_seg_event;
|
|
|
|
guint64 offset;
|
|
|
|
gboolean random_access;
|
|
gboolean flushing;
|
|
|
|
guint64 run_in;
|
|
|
|
guint64 header_partition_pack_offset;
|
|
guint64 footer_partition_pack_offset;
|
|
|
|
/* MXF file state */
|
|
GList *partitions;
|
|
GstMXFDemuxPartition *current_partition;
|
|
|
|
GArray *essence_tracks;
|
|
GList *pending_index_table_segments;
|
|
|
|
GArray *random_index_pack;
|
|
|
|
/* Metadata */
|
|
GStaticRWLock metadata_lock;
|
|
gboolean update_metadata;
|
|
gboolean pull_footer_metadata;
|
|
|
|
gboolean metadata_resolved;
|
|
MXFMetadataPreface *preface;
|
|
GHashTable *metadata;
|
|
|
|
MXFUMID current_package_uid;
|
|
MXFMetadataGenericPackage *current_package;
|
|
gchar *current_package_string;
|
|
|
|
/* Properties */
|
|
gchar *requested_package_string;
|
|
GstClockTime max_drift;
|
|
};
|
|
|
|
struct _GstMXFDemuxClass
|
|
{
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GType gst_mxf_demux_get_type (void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __MXF_DEMUX_H__ */
|