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Diffstat (limited to 'src/demuxers/demux_matroska.h')
| -rw-r--r-- | src/demuxers/demux_matroska.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/demuxers/demux_matroska.h b/src/demuxers/demux_matroska.h new file mode 100644 index 000000000..a62aba498 --- /dev/null +++ b/src/demuxers/demux_matroska.h @@ -0,0 +1,150 @@ +/* + * Copyright (C) 2000-2008 the xine project + * + * This file is part of xine, a free video player. + * + * xine 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. + * + * xine 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, USA + * + * demultiplexer for matroska streams: shared header + */ + +#ifndef _DEMUX_MATROSKA_H_ +#define _DEMUX_MATROSKA_H_ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <ctype.h> +#include <stdio.h> +#include <fcntl.h> +#include <unistd.h> +#include <string.h> +#include <stdlib.h> +#include <zlib.h> + +#include "xine_internal.h" +#include "demux.h" +#include "buffer.h" +#include "bswap.h" + +#include "ebml.h" +#include "matroska.h" + +#define NUM_PREVIEW_BUFFERS 10 + +#define MAX_STREAMS 128 +#define MAX_FRAMES 32 + +#define WRAP_THRESHOLD 90000 + +typedef struct { + int track_num; + off_t *pos; + uint64_t *timecode; + int num_entries; + +} matroska_index_t; + +typedef struct { + + demux_plugin_t demux_plugin; + + xine_stream_t *stream; + + input_plugin_t *input; + + int status; + + ebml_parser_t *ebml; + + /* segment element */ + ebml_elem_t segment; + uint64_t timecode_scale; + int duration; /* in millis */ + int preview_sent; + int preview_mode; + char *title; + + /* meta seek info */ + int has_seekhead; + int seekhead_handled; + + /* seek info */ + matroska_index_t *indexes; + int num_indexes; + int first_cluster_found; + int skip_to_timecode; + int skip_for_track; + + /* tracks */ + int num_tracks; + int num_video_tracks; + int num_audio_tracks; + int num_sub_tracks; + + matroska_track_t *tracks[MAX_STREAMS]; + + /* maintain editions, number and capacity */ + int num_editions, cap_editions; + matroska_edition_t **editions; + + /* block */ + uint8_t *block_data; + size_t block_data_size; + + /* current tracks */ + matroska_track_t *video_track; /* to remove */ + matroska_track_t *audio_track; /* to remove */ + matroska_track_t *sub_track; /* to remove */ + uint64_t last_timecode; + + int send_newpts; + int buf_flag_seek; + + /* seekhead parsing */ + int top_level_list_size; + int top_level_list_max_size; + off_t *top_level_list; + + /* event handling (chapter navigation) */ + xine_event_queue_t *event_queue; +} demux_matroska_t ; + +typedef struct { + + demux_class_t demux_class; + + /* class-wide, global variables here */ + + xine_t *xine; + +} demux_matroska_class_t; + +/* "entry points" for chapter handling. + * The parser descends into "Chapters" elements at the _parse_ function, + * and editions care about cleanup internally. */ +int matroska_parse_chapters(demux_matroska_t*); +void matroska_free_editions(demux_matroska_t*); + +/* Search an edition for the chapter matching a given timecode. + * + * Return: chapter index, or -1 if none is found. + * + * TODO: does not handle chapter end times yet. + */ +int matroska_get_chapter(demux_matroska_t*, uint64_t, matroska_edition_t**); + +#endif /* _DEMUX_MATROSKA_H_ */ |