tssplitter_lite.h

/* -*- tab-width: 4; indent-tabs-mode: t -*- */
/* tssplitter_lite.h  -- split TS stream program's header.

   Copyright 2009 querulous
   Copyright 2010 Naoya OYAMA <naoya.oyama@gmail.com>

   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 3 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, see <http://www.gnu.org/licenses/>.  */
#ifndef _TS_SPLITTER_LITE_H_
#define _TS_SPLITTER_LITE_H_

#define __STDC_FORMAT_MACROS
#include <inttypes.h>
#include <unistd.h>

#define LENGTH_PACKET		(188)
#define MAX_PID				(8192)
#define MAX_SERVICES		(50)
#define LENGTH_CRC_DATA		(176)
#define false				(0)
#define true				(1)

#define TSS_SUCCESS			(0)
#define TSS_ERROR			(-1)
#define TSS_NULL			(-2)
#define LENGTH_PAT_HEADER	(12)
#define C_CHAR_COMMA		','
#define SECTION_CONTINUE	(1)

typedef struct _pmt_version {
  int pid;
  int version;
  int packet;
} PMT_version;

/**
 * splitter構造体
 */
typedef struct _splitter {
	unsigned char	pids[MAX_PID];
	unsigned char	pmt_pids[MAX_PID];
	unsigned char*	pat;
	char**			sid_list;
	unsigned char	pat_count;
	int pmt_retain;
	int pmt_counter;
	int avail_pmts[MAX_SERVICES];
	PMT_version pmt_version[MAX_SERVICES];
	int num_pmts;
	uint16_t section_remain[MAX_PID];	// セクション残りバイト数
	uint8_t packet_seq[MAX_PID];	// 巡回カウンタ
} Splitter;

typedef struct _splitbuf_t
{
	u_char* buffer;
	int buffer_size;
	int buffer_filled;
} splitbuf_t;

Splitter* split_startup(char *sid);
int split_select(Splitter *sp, ARIB_STD_B25_BUFFER *sbuf);
void split_shutdown(Splitter *sp);
int split_ts(Splitter *splitter, ARIB_STD_B25_BUFFER *sbuf, splitbuf_t *dbuf);

#endif