1 /* GStreamer Matroska muxer/demuxer 2 * (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net> 3 * (c) 2011 Debarshi Ray <rishi@gnu.org> 4 * 5 * matroska-parse.h: matroska file/stream parseer definition 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public 18 * License along with this library; if not, write to the 19 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef __GST_MATROSKA_PARSE_H__ 24 #define __GST_MATROSKA_PARSE_H__ 25 26 #include <gst/gst.h> 27 28 #include "ebml-read.h" 29 #include "matroska-ids.h" 30 #include "matroska-read-common.h" 31 32 G_BEGIN_DECLS 33 34 #define GST_TYPE_MATROSKA_PARSE \ 35 (gst_matroska_parse_get_type ()) 36 #define GST_MATROSKA_PARSE(obj) \ 37 (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MATROSKA_PARSE, GstMatroskaParse)) 38 #define GST_MATROSKA_PARSE_CLASS(klass) \ 39 (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MATROSKA_PARSE, GstMatroskaParseClass)) 40 #define GST_IS_MATROSKA_PARSE(obj) \ 41 (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MATROSKA_PARSE)) 42 #define GST_IS_MATROSKA_PARSE_CLASS(klass) \ 43 (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MATROSKA_PARSE)) 44 45 typedef struct _GstMatroskaParse { 46 GstElement parent; 47 48 /* < private > */ 49 50 GstMatroskaReadCommon common; 51 52 /* pads */ 53 GstPad *srcpad; 54 GstClock *clock; 55 guint num_v_streams; 56 guint num_a_streams; 57 guint num_t_streams; 58 59 GstBuffer *streamheader; 60 gboolean pushed_headers; 61 GstClockTime last_timestamp; 62 63 /* state */ 64 //gboolean streaming; 65 guint64 seek_block; 66 gboolean seek_first; 67 68 /* did we parse cues/tracks/segmentinfo already? */ 69 gboolean tracks_parsed; 70 GList *seek_parsed; 71 72 /* keeping track of playback position */ 73 gboolean segment_running; 74 GstClockTime last_stop_end; 75 76 GstEvent *close_segment; 77 GstEvent *new_segment; 78 79 /* some state saving */ 80 GstClockTime cluster_time; 81 guint64 cluster_offset; 82 guint64 first_cluster_offset; 83 guint64 next_cluster_offset; 84 85 /* index stuff */ 86 gboolean seekable; 87 gboolean building_index; 88 guint64 index_offset; 89 GstEvent *seek_event; 90 gboolean need_newsegment; 91 92 /* reverse playback */ 93 GArray *seek_index; 94 gint seek_entry; 95 } GstMatroskaParse; 96 97 typedef struct _GstMatroskaParseClass { 98 GstElementClass parent; 99 } GstMatroskaParseClass; 100 101 G_END_DECLS 102 103 #endif /* __GST_MATROSKA_PARSE_H__ */ 104