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111 lines
3.4 KiB
C
111 lines
3.4 KiB
C
/* GStreamer Matroska muxer/demuxer
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* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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* (c) 2011 Debarshi Ray <rishi@gnu.org>
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*
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* matroska-demux.h: matroska file/stream demuxer definition
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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 __GST_MATROSKA_DEMUX_H__
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#define __GST_MATROSKA_DEMUX_H__
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#include <gst/gst.h>
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#include "ebml-read.h"
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#include "matroska-ids.h"
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#include "matroska-read-common.h"
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G_BEGIN_DECLS
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#define GST_TYPE_MATROSKA_DEMUX \
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(gst_matroska_demux_get_type ())
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#define GST_MATROSKA_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MATROSKA_DEMUX, GstMatroskaDemux))
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#define GST_MATROSKA_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MATROSKA_DEMUX, GstMatroskaDemuxClass))
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#define GST_IS_MATROSKA_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MATROSKA_DEMUX))
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#define GST_IS_MATROSKA_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MATROSKA_DEMUX))
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typedef struct _GstMatroskaDemux {
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GstElement parent;
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/* < private > */
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GstMatroskaReadCommon common;
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/* pads */
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GstClock *clock;
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guint num_v_streams;
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guint num_a_streams;
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guint num_t_streams;
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/* state */
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gboolean streaming;
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guint level_up;
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guint64 seek_block;
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gboolean seek_first;
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/* did we parse cues/tracks/segmentinfo already? */
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gboolean tracks_parsed;
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GList *seek_parsed;
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/* cluster positions (optional) */
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GArray *clusters;
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/* keeping track of playback position */
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GstClockTime last_stop_end;
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GstClockTime stream_start_time;
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/* Stop time for reverse playback */
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GstClockTime to_time;
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GstEvent *new_segment;
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/* some state saving */
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GstClockTime cluster_time;
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guint64 cluster_offset;
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guint64 first_cluster_offset;
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guint64 next_cluster_offset;
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/* index stuff */
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gboolean seekable;
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gboolean building_index;
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guint64 index_offset;
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GstEvent *seek_event;
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gboolean need_segment;
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/* reverse playback */
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GArray *seek_index;
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gint seek_entry;
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/* gap handling */
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guint64 max_gap_time;
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/* for non-finalized files, with invalid segment duration */
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gboolean invalid_duration;
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} GstMatroskaDemux;
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typedef struct _GstMatroskaDemuxClass {
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GstElementClass parent;
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} GstMatroskaDemuxClass;
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gboolean gst_matroska_demux_plugin_init (GstPlugin *plugin);
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G_END_DECLS
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#endif /* __GST_MATROSKA_DEMUX_H__ */
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