Ebml_parser.hpp
资源名称:vlc-1.0.5.zip [点击查看]
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上传日期:2020-07-06
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文件大小:2k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * mkv.cpp : matroska demuxer
- *****************************************************************************
- * Copyright (C) 2003-2004 the VideoLAN team
- * $Id: a4d9bc5ad3548da317c81985775853d667182293 $
- *
- * Authors: Laurent Aimar <fenrir@via.ecp.fr>
- * Steve Lhomme <steve.lhomme@free.fr>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- #ifndef _EBML_PARSER_HPP_
- #define _EBML_PARSER_HPP_
- #include "mkv.hpp"
- /*****************************************************************************
- * Ebml Stream parser
- *****************************************************************************/
- class EbmlParser
- {
- public:
- EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
- virtual ~EbmlParser( void );
- void Up( void );
- void Down( void );
- void Reset( demux_t *p_demux );
- EbmlElement *Get( void );
- void Keep( void );
- EbmlElement *UnGet( uint64 i_block_pos, uint64 i_cluster_pos );
- int GetLevel( void );
- /* Is the provided element presents in our upper elements */
- bool IsTopPresent( EbmlElement * );
- private:
- EbmlStream *m_es;
- int mi_level;
- EbmlElement *m_el[10];
- int64_t mi_remain_size[10];
- EbmlElement *m_got;
- int mi_user_level;
- bool mb_keep;
- bool mb_dummy;
- };
- #endif