src/matroska.h

   1 /*****************************************************************************
   2  * matroska.h:
   3  *****************************************************************************
   4  * Copyright (C) 2007  libmkv
   5  * $Id: $
   6  *
   7  * Authors: Mike Matsnev
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23 #ifndef _MATROSKA_H
  24 #define _MATROSKA_H 1
  25
  26 typedef struct mk_Context_s mk_Context;
  27
  28 struct mk_Context_s {
  29     mk_Context *next, **prev, *parent;
  30     mk_Writer  *owner;
  31     unsigned      id;
  32
  33     void          *data;
  34     unsigned      d_cur, d_max;
  35 };
  36
  37 struct mk_Writer_s {
  38     FILE            *fp;
  39
  40     uint32_t        duration_ptr;
  41
  42     mk_Context      *root;
  43     mk_Context      *cluster;
  44     mk_Context      *frame;
  45     mk_Context      *freelist;
  46     mk_Context      *actlist;
  47
  48     int64_t         def_duration;
  49     int64_t         timescale;
  50     int64_t         cluster_tc_scaled;
  51
  52     uint8_t         wrote_header;
  53
  54     int64_t         frame_tc;
  55     int64_t         prev_frame_tc_scaled;
  56     int64_t         max_frame_tc;
  57     uint8_t         in_frame;
  58     uint8_t         keyframe;
  59
  60     uint8_t         num_tracks;
  61     mk_Track        **tracks;
  62 };
  63
  64 struct mk_Track_s {
  65     int             track_id;
  66     mk_TrackConfig  *config;
  67 };
  68
  69 #endif