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vdr-plugin-iptv/pidfilter.h

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/*
* dvb-mpegtools for the Siemens Fujitsu DVB PCI card
*
* Copyright (C) 2000, 2001 Marcus Metzler
* for convergence integrated media GmbH
* Copyright (C) 2002 Marcus Metzler
*
* 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
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
*
* The author can be reached at mocm@metzlerbros.de,
*/
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <fcntl.h>
#include <stdint.h>
#include <sys/param.h>
#ifndef __PIDFILTER_H
#define __PIDFILTER_H
#define MAX_PLENGTH 0xFFFF
typedef struct sectionstruct {
int id;
int length;
int found;
uint8_t payload[4096+3];
} section;
typedef uint32_t tflags;
#define MAXFILT 32
#define MASKL 16
typedef struct trans_struct {
int found;
uint8_t packet[188];
uint16_t pid[MAXFILT];
uint8_t mask[MAXFILT*MASKL];
uint8_t filt[MAXFILT*MASKL];
uint8_t transbuf[MAXFILT*188];
int transcount[MAXFILT];
section sec[MAXFILT];
tflags is_full;
tflags pes_start;
tflags pes_started;
tflags pes;
tflags set;
} trans;
void init_trans(trans *p);
int set_trans_filt(trans *p, int filtn, uint16_t pid, uint8_t *mask,
uint8_t *filt, int pes);
void clear_trans_filt(trans *p,int filtn);
int filt_is_set(trans *p, int filtn);
int filt_is_ready(trans *p,int filtn);
void trans_filt(uint8_t *buf, int count, trans *p);
void tfilter(trans *p);
void sec_filter(trans *p, int filtn, int off);
int get_filt_buf(trans *p, int filtn,uint8_t **buf);
section *get_filt_sec(trans *p, int filtn);
uint16_t get_pid(uint8_t *pid);
void pes_filter(trans *p, int filtn, int off);
#endif //__PIDFILTER_H