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96 lines
3.0 KiB
C
96 lines
3.0 KiB
C
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/*
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ogmmerge -- utility for splicing together ogg bitstreams
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from component media subtypes
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r_ogm.h
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class definitions for the OGG demultiplexer module
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Written by Moritz Bunkus <moritz@bunkus.org>
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Based on Xiph.org's 'oggmerge' found in their CVS repository
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See http://www.xiph.org
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Distributed under the GPL
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see the file COPYING for details
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or visit http://www.gnu.org/copyleft/gpl.html
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*/
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#ifndef __R_OGM_H__
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#define __R_OGM_H__
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#include <stdio.h>
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#include <ogg/ogg.h>
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#include "ogmmerge.h"
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#include "queue.h"
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#define OGM_STREAM_TYPE_UNKNOWN 0
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#define OGM_STREAM_TYPE_VORBIS 1
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#define OGM_STREAM_TYPE_VIDEO 2
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#define OGM_STREAM_TYPE_PCM 3
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#define OGM_STREAM_TYPE_MP3 4
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#define OGM_STREAM_TYPE_AC3 5
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#define OGM_STREAM_TYPE_TEXT 6
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typedef struct ogm_demuxer_t {
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ogg_stream_state os;
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generic_packetizer_c *packetizer;
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int sid;
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int stype;
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int eos;
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int serial;
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int units_processed;
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ogm_demuxer_t *next;
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} ogm_demuxer_t;
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class ogm_reader_c: public generic_reader_c {
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private:
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ogg_sync_state oy;
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unsigned char *astreams, *vstreams, *tstreams;
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FILE *file;
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char *filename;
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int act_wchar;
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ogm_demuxer_t *sdemuxers;
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int nastreams, nvstreams, ntstreams, numstreams;
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audio_sync_t async;
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range_t range;
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char **comments;
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char *fourcc;
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int o_eos;
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public:
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ogm_reader_c(char *fname, unsigned char *astreams,
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unsigned char *vstreams, unsigned char *tstreams,
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audio_sync_t *nasync, range_t *nrange, char **ncomments,
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char *nfourcc) throw (error_c);
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virtual ~ogm_reader_c();
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virtual int read();
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virtual int serial_in_use(int);
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virtual ogmmerge_page_t *get_page();
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virtual ogmmerge_page_t *get_header_page(int header_type =
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PACKET_TYPE_HEADER);
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virtual void reset();
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virtual int display_priority();
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virtual void display_progress();
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virtual void overwrite_eos(int no_eos);
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virtual generic_packetizer_c *set_packetizer(generic_packetizer_c *np);
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static int probe_file(FILE *file, u_int64_t size);
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private:
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virtual ogm_demuxer_t *find_demuxer(int serialno);
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virtual int demuxing_requested(unsigned char *, int);
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virtual void flush_packetizers();
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virtual int read_page(ogg_page *);
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virtual void add_new_demuxer(ogm_demuxer_t *);
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virtual int pages_available();
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virtual void handle_new_stream(ogg_page *);
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virtual void process_page(ogg_page *);
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};
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#endif /* __R_OGM_H__*/
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