multiplex.h

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/*
 * multiplex.h
 *        
 *
 * Copyright (C) 2003 Marcus Metzler <mocm@metzlerbros.de>
 *                    Metzler Brothers Systementwicklung GbR
 *
 * 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
 * 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
 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
 *
 */
#ifndef MULTIPLEX_H
#define MULTIPLEX_H
 
#include <array>
 
#include "mpg_common.h"
#include "pes.h"
#include "element.h"
 
#define N_AUDIO 32
#define N_AC3 8
 
using ext_arr = std::array<extdata_t,N_AUDIO>;
using aok_arr = std::array<bool,N_AUDIO>;
 
struct multiplex_t {
        int fd_out;
#define REPLEX_MPEG2  0
#define REPLEX_DVD    1
#define REPLEX_HDTV   2
#define REPLEX_TS_SD  3
#define REPLEX_TS_HD  4
        int otype;
        int startup;
        int finish;
 
        //muxing options
        uint64_t video_delay;
        uint64_t audio_delay;
        int pack_size;
        unsigned int data_size;
        uint32_t audio_buffer_size;
        uint32_t video_buffer_size;
        uint32_t mux_rate;
        uint32_t muxr;
        uint8_t navpack;
#define TIME_ALWAYS 1
#define TIME_IFRAME 2
        int frame_timestamps;
        int VBR;
        int is_ts;
        int reset_clocks;
        int write_end_codes;
        int set_broken_link;
        unsigned int vsize, extsize;
        int64_t extra_clock;
        uint64_t SCR;
        uint64_t oldSCR;
        uint64_t SCRinc;
        index_unit viu;
 
        dummy_buffer vdbuf;
 
        ext_arr ext;
        int extcnt;
 
        ringbuffer *extrbuffer;
        ringbuffer *index_extrbuffer;
        ringbuffer *vrbuffer;
        ringbuffer *index_vrbuffer;
 
        int (*fill_buffers)(void *p, int f);
        void *priv;
        int error; /* mythtv#244: added to catch full disk write failures */
};
 
void check_times( multiplex_t *mx, int *video_ok, aok_arr &ext_ok, int *start);
int write_out_packs( multiplex_t *mx, int video_ok, aok_arr &ext_ok);
int finish_mpg(multiplex_t *mx);
void init_multiplex( multiplex_t *mx, sequence_t *seq_head,
                     audio_frame_t *extframe, int *exttype, const int *exttypcnt,
                     uint64_t video_delay, uint64_t audio_delay, int fd,
                     int (*fill_buffers)(void *p, int f),
                     ringbuffer *vrbuffer, ringbuffer *index_vrbuffer,  
                     ringbuffer *extrbuffer, ringbuffer *index_extrbuffer,
                     int otype);
 
void setup_multiplex(multiplex_t *mx);
#endif /* MULTIPLEX_H */