| /* GStreamer Matroska muxer/demuxer |
| * (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> |
| * (c) 2011 Debarshi Ray <rishi@gnu.org> |
| * |
| * matroska-demux.h: matroska file/stream demuxer definition |
| * |
| * 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., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef __GST_MATROSKA_DEMUX_H__ |
| #define __GST_MATROSKA_DEMUX_H__ |
| |
| #include <gst/gst.h> |
| #include <gst/base/gstflowcombiner.h> |
| |
| #include "ebml-read.h" |
| #include "matroska-ids.h" |
| #include "matroska-read-common.h" |
| |
| G_BEGIN_DECLS |
| |
| #define GST_TYPE_MATROSKA_DEMUX \ |
| (gst_matroska_demux_get_type ()) |
| #define GST_MATROSKA_DEMUX(obj) \ |
| (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MATROSKA_DEMUX, GstMatroskaDemux)) |
| #define GST_MATROSKA_DEMUX_CLASS(klass) \ |
| (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MATROSKA_DEMUX, GstMatroskaDemuxClass)) |
| #define GST_IS_MATROSKA_DEMUX(obj) \ |
| (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MATROSKA_DEMUX)) |
| #define GST_IS_MATROSKA_DEMUX_CLASS(klass) \ |
| (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MATROSKA_DEMUX)) |
| |
| typedef struct _GstMatroskaDemux { |
| GstElement parent; |
| |
| /* < private > */ |
| |
| GstMatroskaReadCommon common; |
| |
| /* pads */ |
| GstClock *clock; |
| guint num_v_streams; |
| guint num_a_streams; |
| guint num_t_streams; |
| |
| guint group_id; |
| gboolean have_group_id; |
| |
| GstFlowCombiner *flowcombiner; |
| |
| /* state */ |
| gboolean streaming; |
| guint64 seek_block; |
| gboolean seek_first; |
| |
| /* did we parse cues/tracks/segmentinfo already? */ |
| gboolean tracks_parsed; |
| GList *seek_parsed; |
| |
| /* cluster positions (optional) */ |
| GArray *clusters; |
| |
| /* keeping track of playback position */ |
| GstClockTime last_stop_end; |
| GstClockTime stream_start_time; |
| |
| /* Stop time for reverse playback */ |
| GstClockTime to_time; |
| GstEvent *new_segment; |
| |
| /* some state saving */ |
| GstClockTime cluster_time; |
| guint64 cluster_offset; |
| guint64 first_cluster_offset; |
| guint64 next_cluster_offset; |
| GstClockTime requested_seek_time; |
| guint64 seek_offset; |
| |
| /* alternative duration; optionally obtained from last cluster */ |
| guint64 last_cluster_offset; |
| GstClockTime stream_last_time; |
| |
| /* index stuff */ |
| gboolean seekable; |
| gboolean building_index; |
| guint64 index_offset; |
| GstEvent *seek_event; |
| gboolean need_segment; |
| guint32 segment_seqnum; |
| |
| /* reverse playback */ |
| GArray *seek_index; |
| gint seek_entry; |
| |
| /* gap handling */ |
| guint64 max_gap_time; |
| |
| /* for non-finalized files, with invalid segment duration */ |
| gboolean invalid_duration; |
| |
| /* Cached upstream length (default G_MAXUINT64) */ |
| guint64 cached_length; |
| } GstMatroskaDemux; |
| |
| typedef struct _GstMatroskaDemuxClass { |
| GstElementClass parent; |
| } GstMatroskaDemuxClass; |
| |
| gboolean gst_matroska_demux_plugin_init (GstPlugin *plugin); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_MATROSKA_DEMUX_H__ */ |