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96 lines
2.6 KiB
96 lines
2.6 KiB
/*****************************************************************************
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* ttml.h : TTML helpers
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*****************************************************************************
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* Copyright (C) 2017 VLC authors and VideoLAN
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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int OpenDemux( vlc_object_t* p_this );
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void CloseDemux( demux_t* p_demux );
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int OpenDecoder ( vlc_object_t * );
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void CloseDecoder ( vlc_object_t * );
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enum
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{
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TT_TIMINGS_UNSPEC = 0,
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TT_TIMINGS_PARALLEL,
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TT_TIMINGS_SEQUENTIAL,
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};
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typedef struct
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{
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uint8_t i_type;
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int64_t i_begin;
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int64_t i_end;
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int64_t i_dur;
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} tt_timings_t;
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struct tt_searchkey
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{
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int64_t i_time;
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int64_t *p_last;
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};
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enum
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{
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TT_NODE_TYPE_ELEMENT,
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TT_NODE_TYPE_TEXT,
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};
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typedef struct tt_basenode_t tt_basenode_t;
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typedef struct tt_node_t tt_node_t;
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#define TT_NODE_BASE_MEMBERS \
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uint8_t i_type;\
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tt_node_t *p_parent;\
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tt_basenode_t *p_next;
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struct tt_basenode_t
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{
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TT_NODE_BASE_MEMBERS
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};
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struct tt_node_t
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{
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TT_NODE_BASE_MEMBERS
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tt_basenode_t *p_child;
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char *psz_node_name;
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tt_timings_t timings;
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vlc_dictionary_t attr_dict;
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};
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typedef struct
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{
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TT_NODE_BASE_MEMBERS
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char *psz_text;
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} tt_textnode_t;
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tt_node_t * tt_node_New( xml_reader_t* reader, tt_node_t* p_parent, const char* psz_node_name );
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void tt_node_RecursiveDelete( tt_node_t *p_node );
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int tt_node_NameCompare( const char* psz_tagname, const char* psz_pattern );
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bool tt_node_HasChild( const tt_node_t *p_node );
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int tt_nodes_Read( xml_reader_t *p_reader, tt_node_t *p_root_node );
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void tt_timings_Resolve( tt_basenode_t *p_child, const tt_timings_t *p_container_timings,
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int64_t **pp_array, size_t *pi_count );
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bool tt_timings_Contains( const tt_timings_t *p_range, int64_t i_time );
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size_t tt_timings_FindLowerIndex( const int64_t *p_times, size_t i_times, int64_t i_time );
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