1
0
mirror of https://github.com/rofafor/vdr-plugin-iptv.git synced 2023-10-10 13:37:03 +02:00
vdr-plugin-iptv/sectionfilter.h
2007-09-24 17:20:58 +00:00

114 lines
2.7 KiB
C++

/*
* sectionfilter.h: IPTV plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
* $Id: sectionfilter.h,v 1.2 2007/09/24 17:20:58 rahrenbe Exp $
*/
#ifndef __IPTV_SECTIONFILTER_H
#define __IPTV_SECTIONFILTER_H
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <libgen.h>
#include <stdint.h>
#include <sys/param.h>
#include "common.h"
#ifndef DMX_MAX_FILTER_SIZE
#define DMX_MAX_FILTER_SIZE 18
#endif
#ifndef DMX_MAX_SECTION_SIZE
#define DMX_MAX_SECTION_SIZE 4096
#endif
#ifndef DMX_MAX_SECFEED_SIZE
#define DMX_MAX_SECFEED_SIZE (DMX_MAX_SECTION_SIZE + 188)
#endif
#define DVB_DEMUX_MASK_MAX 18
class cIptvSectionFilter {
private:
enum dmx_success {
DMX_OK = 0, /* Received Ok */
DMX_LENGTH_ERROR, /* Incorrect length */
DMX_OVERRUN_ERROR, /* Receiver ring buffer overrun */
DMX_CRC_ERROR, /* Incorrect CRC */
DMX_FRAME_ERROR, /* Frame alignment error */
DMX_FIFO_ERROR, /* Receiver FIFO overrun */
DMX_MISSED_ERROR /* Receiver missed packet */
};
int fifoDescriptor;
int readDescriptor;
int pusi_seen;
int feedcc;
int doneq;
uint8_t *secbuf;
uint8_t secbuf_base[DMX_MAX_SECFEED_SIZE];
uint16_t secbufp;
uint16_t seclen;
uint16_t tsfeedp;
uint32_t crc_val;
uint16_t pid;
int id;
uint8_t filter_value[DMX_MAX_FILTER_SIZE];
uint8_t filter_mask[DMX_MAX_FILTER_SIZE];
uint8_t filter_mode[DMX_MAX_FILTER_SIZE];
uint8_t maskandmode[DMX_MAX_FILTER_SIZE];
uint8_t maskandnotmode[DMX_MAX_FILTER_SIZE];
char pipeName[128];
inline uint16_t section_length(const uint8_t *buf);
inline uint16_t ts_pid(const uint8_t *buf);
inline uint8_t payload(const uint8_t *tsp);
int dvb_dmxdev_section_callback(const uint8_t *buffer1,
size_t buffer1_len,
const uint8_t *buffer2,
size_t buffer2_len,
enum dmx_success success);
void dvb_dmx_swfilter_section_new();
int dvb_dmx_swfilter_sectionfilter();
inline int dvb_dmx_swfilter_section_feed();
int dvb_dmx_swfilter_section_copy_dump(const uint8_t *buf,
uint8_t len);
int GetFifoDesc();
void ClearPipeName();
void SetPipeName(int deviceIndex);
public:
// constructor & destructor
cIptvSectionFilter(int Index, int devInd, u_short Pid, u_char Tid,
u_char Mask);
virtual ~cIptvSectionFilter();
void ProcessData(const uint8_t* buf);
int GetReadDesc();
};
#endif // __IPTV_SECTIONFILTER_H