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#ifndef GETSTREAM_H
#define GETSTREAM_H
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <linux/dvb/version.h>
#include <linux/dvb/dmx.h>
#include <linux/dvb/frontend.h>
#include <event.h>
#include <glib.h>
#include "sap.h"
#include "psi.h"
enum {
AT_DVBS,
AT_DVBS2,
AT_DVBT,
AT_DVBC
};
enum {
POL_H,
POL_V
};
#define DVBC_SET_SYMBOLRATE(a, b) (a)->u.qam.symbol_rate=(b)
#define DVBC_SET_MODULATION(a, b) (a)->u.qam.modulation=(b)
#define DVBC_SET_FEC(a, b) (a)->u.qam.fec_inner=(b)
#define DVBT_SET_BANDWIDTH(a, b) (a)->u.ofdm.bandwidth=(b)
#define DVBT_SET_MODULATION(a, b) (a)->u.ofdm.constellation=(b)
#define DVBT_SET_TMODE(a, b) (a)->u.ofdm.transmission_mode=(b)
#define DVBT_SET_GUARD(a, b) (a)->u.ofdm.guard_interval=(b)
#define DVBT_SET_HIERARCHY(a, b) (a)->u.ofdm.hierarchy_information=(b)
#define DVBT_SET_CODERATE_HP(a, b) (a)->u.ofdm.code_rate_HP=(b)
#define DVBT_SET_CODERATE_LP(a, b) (a)->u.ofdm.code_rate_LP=(b)
#define DVBS_SET_SYMBOLRATE(a, b) (a)->u.qpsk.symbol_rate=(b)
#define DVBS_SET_FEC(a, b) (a)->u.qpsk.fec_inner=(b)
#define DEBUG
#ifdef DEBUG
#define dprintf printf
#else
#define dprintf( a... )
#endif
#define MAX_CTL_MSG_SIZE 1500
/*
*
*
* getstream.c
*
*
*/
extern int loglevel;
#define MAX_MCAST_PAYLOAD (1500-40)
#define TS_PACKET_SIZE 188
#define DVR_BUFFER_DEFAULT 50 /* I have seen an average of 44 Packets per read */
#define PID_MAX 0x1fff
#define DVR_DEFAULT_STUCKINT 5000 /* 5 seconds stuck check interval */
enum {
PID_NONE,
PID_PAT,
PID_PMT,
PID_PCR,
PID_VIDEO,
PID_AUDIO,
PID_PRIVATE,
PID_USER,
PID_STATIC,
PID_REASSEMBLE,
PID_OTHER,
};
enum {
DVRCB_TS,
DVRCB_SECTION,
};
extern const char *pidtnames[];
struct pat_s {
uint16_t tid;
unsigned int progcount;
GList *program;
};
enum {
INPUT_NONE,
INPUT_PID,
INPUT_PNR,
INPUT_FULL
};
struct input_s {
struct stream_s *stream;
int type;
struct {
uint16_t pid;
void *cbkey;
} pid;
struct {
uint16_t pnr;
void *program;
} pnr;
};
struct stream_s {
char *name;
struct adapter_s *adapter;
GList *output;
GList *input;
int psineeded; /* True if PNR inputs - we need to generate PAT & PMT(s) */
uint8_t patcc;
struct event patevent;
};
struct dvrpt_s {
GList *callback;
GList *sectioncallback;
unsigned long packets;
struct psisec_s *section;
unsigned int secuser;
void *seccb;
};
struct adapter_s {
int no; /* Adapter Number */
int type; /* Adapter Type - DVB-S/DVB-T/DVB-C */
int budgetmode;
GList *streams;
/* fe.c */
struct {
int fd;
struct event timer;
struct event event;
time_t tunelast;
struct dvb_frontend_info feinfo;
union {
struct { /* Tuning information DVB-S */
int lnbsharing;
unsigned long lnb_lof1;
unsigned long lnb_lof2;
unsigned long lnb_slof;
unsigned long t_freq;
int t_pol; /* POL_H || POL_V */
unsigned long t_srate;
int t_diseqc;
} dvbs;
struct { /* Tuning information DVB-T */
unsigned long freq;
int bandwidth; /* 0 (Auto) 6 (6Mhz), 7 (7Mhz), 8 (8Mhz) */
int tmode; /* 0 (Auto) 2 (2Khz), 8 (8Khz) */
int modulation; /* 0, 16, 32, 64, 128, 256 QUAM */
int guard; /* 0, 4, 8, 16, 32 1/x Guard */
int hierarchy; /* 0, -1, 1, 2, 4 - 0 Auto, -1 None */
} dvbt;
struct { /* Tuning information DVB-C */
unsigned long freq;
unsigned long srate;
int modulation; /* -1 (QPSK), 0, 16, 32, 64, 128, 256 QAM */
int fec; /* 0 (Auto) - 9 */
} dvbc;
};
} fe;
/* dvr */
struct {
int fd;
struct event dvrevent;
struct event stucktimer;
time_t lastinput;
int stuckinterval;
/* List of full stream callbacks */
GList *fullcb;
struct dvrpt_s pidtable[PID_MAX+1];
struct {
int size; /* Config option */
uint8_t *ptr;
} buffer;
uint8_t pidcc[PID_MAX+1];
struct {
unsigned int reads; /* Reads in the stats interval */
int interval; /* Config option */
time_t last;
struct event event;
} stat;
} dvr;
struct {
struct event dmxevent;
/* dmx */
struct {
int fd;
int type;
} pidtable[PID_MAX+1+1]; /* Space for 0x2000 pid structures */
} dmx;
/* PAT */
struct {
void *cbc;
struct psi_s psi;
struct pat_s *last;
struct pat_s *current;
} pat;
struct {
GList *pnrlist;
} pmt;
};
/*
*
*
* demux.c
*
*
*
*/
void demux_init(struct adapter_s *adapter);
void *demux_add_pid(struct adapter_s *a,
uint16_t pid, void (*demuxcb)(uint8_t *ts, void *arg), void *arg);
void *demux_add_pnr(struct adapter_s *a,
uint16_t pnr, void (*demuxcb)(uint8_t *ts, void *arg), void *arg);
/*
*
*
* fe.c
*
*
*/
int fe_tune_init(struct adapter_s *adapter);
void fe_retune(struct adapter_s *adapter);
/*
*
*
* util.c
*
*
*/
int addr_is_mcast(char *addr);
void dump_hex(int level, const char *prefix, uint8_t *buf, int size);
void ts_packet_decode(uint8_t *ts);
/*
*
*
* stream.c
*
*
*
*/
void stream_init(struct stream_s *stream);
void stream_send(void *data, void *arg);
/*
*
*
* input.c
*
*
*/
void input_init(struct input_s *input);
/*
*
* logging
*
*
*/
void logwrite_inc_level(void );
void logwrite(int level, const char *format, ...);
enum {
LOG_ERROR,
LOG_INFO,
LOG_DEBUG,
LOG_EVENT,
LOG_XTREME,
};
/*
*
*
* dvr.c
*
*
*
*/
int dvr_init(struct adapter_s *adapter);
void *dvr_add_pcb(struct adapter_s *a, unsigned int pid, unsigned int type,
unsigned int pidt, void (*callback)(void *data, void *arg), void *arg);
void dvr_del_pcb(struct adapter_s *a, unsigned int pid, void *cbs);
/*
*
*
* dmx.c
*
*
*
*/
int dmx_init(struct adapter_s *adapter);
int dmx_join_pid(struct adapter_s *a, unsigned int pid, int type);
void dmx_leave_pid(struct adapter_s *a, int pid);
void dmx_bounce_filter(struct adapter_s *adapter);
/*
*
* pat.c
*
*/
void pat_section_add(struct adapter_s *a, struct psisec_s *section);
void pat_addpmtpid(struct pat_s *pat, uint16_t pnr, uint16_t pid);
void pat_free(struct pat_s *pat);
struct pat_s *pat_new();
void pat_add_program(struct pat_s *pat, uint16_t pnr, uint16_t pid);
unsigned int pat_send(struct pat_s *pat, uint8_t cc, uint8_t version, uint16_t tid, void (*callback)(void *data, void *arg), void *arg);
void pat_init(struct adapter_s *adapter);
/*
*
* pmt.c
*
*/
void pmt_pidfrompat(struct adapter_s *a, unsigned int pnr, unsigned int pmtpid);
void *pmt_join_pnr(struct adapter_s *a, unsigned int pnr, \
void (*callback)(void *data, void *arg), void *arg);
unsigned int pmt_get_pmtpid(void *program);
#define PID_MASK 0x1fff
#define TS_SYNC_OFF 0
#define TS_SYNC 0x47
#define TS_PID_OFF1 1
#define TS_PID_OFF2 2
#define TS_PUSI_OFF 1
#define TS_PUSI_MASK 0x40
#define TS_AFC_OFF 3
#define TS_AFC_MASK 0x30
#define TS_AFC_SHIFT 4
#define TS_HEAD_MIN 4
#define TS_AFC_LEN 4
#define TS_CC_OFF 3
#define TS_CC_MASK 0xf
#define TS_AF_OFF 4
#define TS_PAYLOAD_OFF 4
static inline unsigned int ts_has_payload(uint8_t *tsp) {
int afc;
afc=(tsp[TS_AFC_OFF] & TS_AFC_MASK) >> TS_AFC_SHIFT;
return(afc & 0x1);
}
static inline unsigned int ts_afc(uint8_t *tsp) {
return ((tsp[TS_AFC_OFF] & TS_AFC_MASK) >> TS_AFC_SHIFT);
}
static inline unsigned int ts_has_af(uint8_t *tsp) {
return (ts_afc(tsp) & 0x2);
}
static inline unsigned int ts_af_len(uint8_t *tsp) {
return (ts_has_af(tsp) ? tsp[TS_AFC_LEN]+1 : 0);
}
static inline unsigned int ts_payload_start(uint8_t *tsp) {
return ts_af_len(tsp)+TS_HEAD_MIN;
}
static inline unsigned int ts_pusi(uint8_t *tsp) {
return tsp[TS_PUSI_OFF] & TS_PUSI_MASK;
}
#define ts_pid(ts) \
(((ts)[TS_PID_OFF1]<<8|(ts)[TS_PID_OFF2])&PID_MASK)
#if 0
static inline unsigned int ts_pid(uint8_t *tsp) {
return (tsp[TS_PID_OFF1]<<8|tsp[TS_PID_OFF2])&PID_MASK;
}
#endif
static inline unsigned int ts_tei(uint8_t *tsp) {
return (tsp[TS_PID_OFF1] & 0x80);
}
static inline unsigned int ts_cc(uint8_t *tsp) {
return (tsp[TS_CC_OFF] & TS_CC_MASK);
}
#endif
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