/* 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__ */