4 (C) Dave Chapman <dave@dchapman.com> 2001, 2002.
6 The latest version can be found at http://www.linuxstb.org/dvbstream
8 Modified for use with MPlayer, for details see the changelog at
9 http://svn.mplayerhq.hu/mplayer/trunk/
14 This program is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; either version 2 of the License, or
17 (at your option) any later version.
19 This program is distributed in the hope that it will be useful,
20 but WITHOUT ANY WARRANTY; without even the implied warranty of
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 GNU General Public License for more details.
24 You should have received a copy of the GNU General Public License
25 along with this program; if not, write to the Free Software
26 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
35 #include <sys/ioctl.h>
45 #include "libmpdemux/demuxer.h"
53 #define MAX_CHANNELS 8
54 #define CHANNEL_LINE_LEN 256
55 #define min(a, b) ((a) <= (b) ? (a) : (b))
58 //TODO: CAMBIARE list_ptr e da globale a per_priv
61 static struct stream_priv_s
72 "", 1, "", 0, 0, 30, NULL
75 #define ST_OFF(f) M_ST_OFF(struct stream_priv_s, f)
78 static m_option_t stream_params
[] = {
79 {"prog", ST_OFF(prog
), CONF_TYPE_STRING
, 0, 0 ,0, NULL
},
80 {"card", ST_OFF(card
), CONF_TYPE_INT
, M_OPT_RANGE
, 1, 4, NULL
},
81 {"type", ST_OFF(type
), CONF_TYPE_STRING
, 0, 0 ,0, NULL
},
82 {"vid", ST_OFF(vid
), CONF_TYPE_INT
, 0, 0 ,0, NULL
},
83 {"aid", ST_OFF(aid
), CONF_TYPE_INT
, 0, 0 ,0, NULL
},
84 {"timeout",ST_OFF(timeout
), CONF_TYPE_INT
, M_OPT_RANGE
, 1, 30, NULL
},
85 {"file", ST_OFF(file
), CONF_TYPE_STRING
, 0, 0 ,0, NULL
},
87 {"hostname", ST_OFF(prog
), CONF_TYPE_STRING
, 0, 0, 0, NULL
},
88 {"username", ST_OFF(card
), CONF_TYPE_INT
, M_OPT_RANGE
, 1, 4, NULL
},
89 {NULL
, NULL
, 0, 0, 0, 0, NULL
}
92 static struct m_struct_st stream_opts
= {
94 sizeof(struct stream_priv_s
),
101 m_option_t dvbin_opts_conf
[] = {
102 {"prog", &stream_defaults
.prog
, CONF_TYPE_STRING
, 0, 0 ,0, NULL
},
103 {"card", &stream_defaults
.card
, CONF_TYPE_INT
, M_OPT_RANGE
, 1, 4, NULL
},
104 {"type", "DVB card type is autodetected and can't be overridden\n", CONF_TYPE_PRINT
, CONF_NOCFG
, 0 ,0, NULL
},
105 {"vid", &stream_defaults
.vid
, CONF_TYPE_INT
, 0, 0 ,0, NULL
},
106 {"aid", &stream_defaults
.aid
, CONF_TYPE_INT
, 0, 0 ,0, NULL
},
107 {"timeout", &stream_defaults
.timeout
, CONF_TYPE_INT
, M_OPT_RANGE
, 1, 30, NULL
},
108 {"file", &stream_defaults
.file
, CONF_TYPE_STRING
, 0, 0 ,0, NULL
},
110 {NULL
, NULL
, 0, 0, 0, 0, NULL
}
116 extern int dvb_set_ts_filt(int fd
, uint16_t pid
, dmx_pes_type_t pestype
);
117 extern int dvb_demux_stop(int fd
);
118 extern int dvb_get_tuner_type(int fd
);
119 int dvb_open_devices(dvb_priv_t
*priv
, int n
, int demux_cnt
, int *pids
);
120 int dvb_fix_demuxes(dvb_priv_t
*priv
, int cnt
, int *pids
);
122 extern int dvb_tune(dvb_priv_t
*priv
, int freq
, char pol
, int srate
, int diseqc
, int tone
,
123 fe_spectral_inversion_t specInv
, fe_modulation_t modulation
, fe_guard_interval_t guardInterval
,
124 fe_transmit_mode_t TransmissionMode
, fe_bandwidth_t bandWidth
, fe_code_rate_t HP_CodeRate
,
125 fe_code_rate_t LP_CodeRate
, fe_hierarchy_t hier
, int timeout
);
126 extern char *dvb_dvrdev
[4], *dvb_demuxdev
[4], *dvb_frontenddev
[4];
128 static dvb_config_t
*dvb_config
= NULL
;
131 static dvb_channels_list
*dvb_get_channels(char *filename
, int type
)
133 dvb_channels_list
*list
;
135 char line
[CHANNEL_LINE_LEN
], *colon
;
137 int fields
, cnt
, pcnt
, k
;
138 dvb_channel_t
*ptr
, *tmp
, chn
;
139 char tmp_lcr
[256], tmp_hier
[256], inv
[256], bw
[256], cr
[256], mod
[256], transm
[256], gi
[256], vpid_str
[256], apid_str
[256];
140 const char *cbl_conf
= "%d:%255[^:]:%d:%255[^:]:%255[^:]:%255[^:]:%255[^:]\n";
141 const char *sat_conf
= "%d:%c:%d:%d:%255[^:]:%255[^:]\n";
142 const char *ter_conf
= "%d:%255[^:]:%255[^:]:%255[^:]:%255[^:]:%255[^:]:%255[^:]:%255[^:]:%255[^:]:%255[^:]:%255[^:]\n";
143 const char *atsc_conf
= "%d:%255[^:]:%255[^:]:%255[^:]\n";
145 mp_msg(MSGT_DEMUX
, MSGL_V
, "CONFIG_READ FILE: %s, type: %d\n", filename
, type
);
146 if((f
=fopen(filename
, "r"))==NULL
)
148 mp_msg(MSGT_DEMUX
, MSGL_FATAL
, "CAN'T READ CONFIG FILE %s\n", filename
);
152 list
= malloc(sizeof(dvb_channels_list
));
156 mp_msg(MSGT_DEMUX
, MSGL_V
, "DVB_GET_CHANNELS: couldn't malloc enough memory\n");
161 list
->NUM_CHANNELS
= 0;
162 list
->channels
= NULL
;
165 if( fgets(line
, CHANNEL_LINE_LEN
, f
) == NULL
)
168 if((line
[0] == '#') || (strlen(line
) == 0))
171 colon
= index(line
, ':');
177 ptr
->name
= (char*) malloc(k
+1);
180 strncpy(ptr
->name
, line
, k
);
186 apid_str
[0] = vpid_str
[0] = 0;
189 if(type
== TUNER_TER
)
191 fields
= sscanf(&line
[k
], ter_conf
,
192 &ptr
->freq
, inv
, bw
, cr
, tmp_lcr
, mod
,
193 transm
, gi
, tmp_hier
, vpid_str
, apid_str
);
194 mp_msg(MSGT_DEMUX
, MSGL_V
,
195 "TER, NUM: %d, NUM_FIELDS: %d, NAME: %s, FREQ: %d",
196 list
->NUM_CHANNELS
, fields
, ptr
->name
, ptr
->freq
);
198 else if(type
== TUNER_CBL
)
200 fields
= sscanf(&line
[k
], cbl_conf
,
201 &ptr
->freq
, inv
, &ptr
->srate
,
202 cr
, mod
, vpid_str
, apid_str
);
203 mp_msg(MSGT_DEMUX
, MSGL_V
,
204 "CBL, NUM: %d, NUM_FIELDS: %d, NAME: %s, FREQ: %d, SRATE: %d",
205 list
->NUM_CHANNELS
, fields
, ptr
->name
, ptr
->freq
, ptr
->srate
);
208 else if(type
== TUNER_ATSC
)
210 fields
= sscanf(&line
[k
], atsc_conf
,
211 &ptr
->freq
, mod
, vpid_str
, apid_str
);
212 mp_msg(MSGT_DEMUX
, MSGL_V
,
213 "ATSC, NUM: %d, NUM_FIELDS: %d, NAME: %s, FREQ: %d\n",
214 list
->NUM_CHANNELS
, fields
, ptr
->name
, ptr
->freq
);
219 fields
= sscanf(&line
[k
], sat_conf
,
220 &ptr
->freq
, &ptr
->pol
, &ptr
->diseqc
, &ptr
->srate
, vpid_str
, apid_str
);
221 ptr
->pol
= toupper(ptr
->pol
);
223 ptr
->srate
*= 1000UL;
225 ptr
->inv
= INVERSION_AUTO
;
227 if((ptr
->diseqc
> 4) || (ptr
->diseqc
< 0))
231 mp_msg(MSGT_DEMUX
, MSGL_V
,
232 "SAT, NUM: %d, NUM_FIELDS: %d, NAME: %s, FREQ: %d, SRATE: %d, POL: %c, DISEQC: %d",
233 list
->NUM_CHANNELS
, fields
, ptr
->name
, ptr
->freq
, ptr
->srate
, ptr
->pol
, ptr
->diseqc
);
238 pcnt
= sscanf(vpid_str
, "%d+%d+%d+%d+%d+%d+%d", &ptr
->pids
[0], &ptr
->pids
[1], &ptr
->pids
[2], &ptr
->pids
[3],
239 &ptr
->pids
[4], &ptr
->pids
[5], &ptr
->pids
[6]);
242 ptr
->pids_cnt
= pcnt
;
250 pcnt
= sscanf(apid_str
, "%d+%d+%d+%d+%d+%d+%d+%d", &ptr
->pids
[cnt
], &ptr
->pids
[cnt
+1], &ptr
->pids
[cnt
+2],
251 &ptr
->pids
[cnt
+3], &ptr
->pids
[cnt
+4], &ptr
->pids
[cnt
+5], &ptr
->pids
[cnt
+6], &ptr
->pids
[cnt
+7]);
254 ptr
->pids_cnt
+= pcnt
;
259 if((fields
< 2) || (ptr
->pids_cnt
<= 0) || (ptr
->freq
== 0) || (strlen(ptr
->name
) == 0))
263 ptr
->pids
[ptr
->pids_cnt
] = 0; //PID 0 is the PAT
265 mp_msg(MSGT_DEMUX
, MSGL_V
, " PIDS: ");
266 for(cnt
= 0; cnt
< ptr
->pids_cnt
; cnt
++)
267 mp_msg(MSGT_DEMUX
, MSGL_V
, " %d ", ptr
->pids
[cnt
]);
268 mp_msg(MSGT_DEMUX
, MSGL_V
, "\n");
270 if((type
== TUNER_TER
) || (type
== TUNER_CBL
))
272 if(! strcmp(inv
, "INVERSION_ON"))
273 ptr
->inv
= INVERSION_ON
;
274 else if(! strcmp(inv
, "INVERSION_OFF"))
275 ptr
->inv
= INVERSION_OFF
;
277 ptr
->inv
= INVERSION_AUTO
;
280 if(! strcmp(cr
, "FEC_1_2"))
282 else if(! strcmp(cr
, "FEC_2_3"))
284 else if(! strcmp(cr
, "FEC_3_4"))
287 else if(! strcmp(cr
, "FEC_4_5"))
289 else if(! strcmp(cr
, "FEC_6_7"))
291 else if(! strcmp(cr
, "FEC_8_9"))
294 else if(! strcmp(cr
, "FEC_5_6"))
296 else if(! strcmp(cr
, "FEC_7_8"))
298 else if(! strcmp(cr
, "FEC_NONE"))
300 else ptr
->cr
=FEC_AUTO
;
304 if((type
== TUNER_TER
) || (type
== TUNER_CBL
) || (type
== TUNER_ATSC
))
306 if(! strcmp(mod
, "QAM_128"))
308 else if(! strcmp(mod
, "QAM_256"))
310 else if(! strcmp(mod
, "QAM_64"))
312 else if(! strcmp(mod
, "QAM_32"))
314 else if(! strcmp(mod
, "QAM_16"))
317 else if(! strcmp(mod
, "VSB_8") || ! strcmp(mod
, "8VSB"))
319 else if(! strcmp(mod
, "VSB_16") || !strcmp(mod
, "16VSB"))
322 ptr
->inv
= INVERSION_AUTO
;
326 if(type
== TUNER_TER
)
328 if(! strcmp(bw
, "BANDWIDTH_6_MHZ"))
329 ptr
->bw
= BANDWIDTH_6_MHZ
;
330 else if(! strcmp(bw
, "BANDWIDTH_7_MHZ"))
331 ptr
->bw
= BANDWIDTH_7_MHZ
;
332 else if(! strcmp(bw
, "BANDWIDTH_8_MHZ"))
333 ptr
->bw
= BANDWIDTH_8_MHZ
;
336 if(! strcmp(transm
, "TRANSMISSION_MODE_2K"))
337 ptr
->trans
= TRANSMISSION_MODE_2K
;
338 else if(! strcmp(transm
, "TRANSMISSION_MODE_8K"))
339 ptr
->trans
= TRANSMISSION_MODE_8K
;
342 if(! strcmp(gi
, "GUARD_INTERVAL_1_32"))
343 ptr
->gi
= GUARD_INTERVAL_1_32
;
344 else if(! strcmp(gi
, "GUARD_INTERVAL_1_16"))
345 ptr
->gi
= GUARD_INTERVAL_1_16
;
346 else if(! strcmp(gi
, "GUARD_INTERVAL_1_8"))
347 ptr
->gi
= GUARD_INTERVAL_1_8
;
348 else ptr
->gi
= GUARD_INTERVAL_1_4
;
350 if(! strcmp(tmp_lcr
, "FEC_1_2"))
352 else if(! strcmp(tmp_lcr
, "FEC_2_3"))
354 else if(! strcmp(tmp_lcr
, "FEC_3_4"))
357 else if(! strcmp(tmp_lcr
, "FEC_4_5"))
359 else if(! strcmp(tmp_lcr
, "FEC_6_7"))
361 else if(! strcmp(tmp_lcr
, "FEC_8_9"))
364 else if(! strcmp(tmp_lcr
, "FEC_5_6"))
366 else if(! strcmp(tmp_lcr
, "FEC_7_8"))
368 else if(! strcmp(tmp_lcr
, "FEC_NONE"))
369 ptr
->cr_lp
=FEC_NONE
;
370 else ptr
->cr_lp
=FEC_AUTO
;
373 if(! strcmp(tmp_hier
, "HIERARCHY_1"))
374 ptr
->hier
= HIERARCHY_1
;
375 else if(! strcmp(tmp_hier
, "HIERARCHY_2"))
376 ptr
->hier
= HIERARCHY_2
;
377 else if(! strcmp(tmp_hier
, "HIERARCHY_4"))
378 ptr
->hier
= HIERARCHY_4
;
380 else if(! strcmp(tmp_hier
, "HIERARCHY_AUTO"))
381 ptr
->hier
= HIERARCHY_AUTO
;
383 else ptr
->hier
= HIERARCHY_NONE
;
386 tmp
= (dvb_channel_t
*)realloc(list
->channels
, sizeof(dvb_channel_t
) * (list
->NUM_CHANNELS
+ 1));
390 list
->channels
= tmp
;
391 memcpy(&(list
->channels
[list
->NUM_CHANNELS
]), ptr
, sizeof(dvb_channel_t
));
392 list
->NUM_CHANNELS
++;
393 if(sizeof(dvb_channel_t
) * list
->NUM_CHANNELS
>= 1024*1024)
395 mp_msg(MSGT_DEMUX
, MSGL_V
, "dvbin.c, > 1MB allocated for channels struct, dropping the rest of the file\r\n");
401 if(list
->NUM_CHANNELS
== 0)
403 if(list
->channels
!= NULL
)
404 free(list
->channels
);
415 static int dvb_streaming_read(stream_t
*stream
, char *buffer
, int size
)
417 struct pollfd pfds
[1];
418 int pos
=0, tries
, rk
, fd
;
419 dvb_priv_t
*priv
= (dvb_priv_t
*) stream
->priv
;
421 mp_msg(MSGT_DEMUX
, MSGL_DBG3
, "dvb_streaming_read(%d)\n", size
);
423 tries
= priv
->retry
+ 1;
429 pfds
[0].events
= POLLIN
| POLLPRI
;
432 if(poll(pfds
, 1, 500) <= 0)
435 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "dvb_streaming_read, attempt N. %d failed with errno %d when reading %d bytes\n", tries
, errno
, size
-pos
);
441 if((rk
= read(fd
, &buffer
[pos
], rk
)) > 0)
444 mp_msg(MSGT_DEMUX
, MSGL_DBG3
, "ret (%d) bytes\n", pos
);
450 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "dvb_streaming_read, return %d bytes\n", pos
);
455 static void dvbin_close(stream_t
*stream
);
457 int dvb_set_channel(dvb_priv_t
*priv
, int card
, int n
)
459 dvb_channels_list
*new_list
;
460 dvb_channel_t
*channel
;
462 stream_t
*stream
= (stream_t
*) priv
->stream
;
464 dvb_config_t
*conf
= (dvb_config_t
*) priv
->config
;
468 if((card
< 0) || (card
> conf
->count
))
470 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "dvb_set_channel: INVALID CARD NUMBER: %d vs %d, abort\n", card
, conf
->count
);
474 devno
= conf
->cards
[card
].devno
;
475 new_list
= conf
->cards
[card
].list
;
476 if((n
> new_list
->NUM_CHANNELS
) || (n
< 0))
478 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "dvb_set_channel: INVALID CHANNEL NUMBER: %d, for card %d, abort\n", n
, card
);
481 channel
= &(new_list
->channels
[n
]);
483 if(priv
->is_on
) //the fds are already open and we have to stop the demuxers
485 for(i
= 0; i
< priv
->demux_fds_cnt
; i
++)
486 dvb_demux_stop(priv
->demux_fds
[i
]);
489 while(dvb_streaming_read(stream
, buf
, 4096) > 0); //empty both the stream's and driver's buffer
490 if(priv
->card
!= card
)
493 if(! dvb_open_devices(priv
, devno
, channel
->pids_cnt
, channel
->pids
))
495 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "DVB_SET_CHANNEL, COULDN'T OPEN DEVICES OF CARD: %d, EXIT\n", card
);
498 strcpy(priv
->prev_tuning
, "");
500 else //close all demux_fds with pos > pids required for the new channel or open other demux_fds if we have too few
502 if(! dvb_fix_demuxes(priv
, channel
->pids_cnt
, channel
->pids
))
508 if(! dvb_open_devices(priv
, devno
, channel
->pids_cnt
, channel
->pids
))
510 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "DVB_SET_CHANNEL2, COULDN'T OPEN DEVICES OF CARD: %d, EXIT\n", card
);
513 strcpy(priv
->prev_tuning
, "");
516 dvb_config
->priv
= priv
;
518 priv
->list
= new_list
;
520 new_list
->current
= n
;
521 stream
->fd
= priv
->dvr_fd
;
522 mp_msg(MSGT_DEMUX
, MSGL_V
, "DVB_SET_CHANNEL: new channel name=%s, card: %d, channel %d\n", channel
->name
, card
, n
);
524 switch(priv
->tuner_type
)
527 sprintf(priv
->new_tuning
, "%d|%09d|%09d|%d|%c", priv
->card
, channel
->freq
, channel
->srate
, channel
->diseqc
, channel
->pol
);
531 sprintf(priv
->new_tuning
, "%d|%09d|%d|%d|%d|%d|%d|%d", priv
->card
, channel
->freq
, channel
->inv
,
532 channel
->bw
, channel
->cr
, channel
->mod
, channel
->trans
, channel
->gi
);
536 sprintf(priv
->new_tuning
, "%d|%09d|%d|%d|%d|%d", priv
->card
, channel
->freq
, channel
->inv
, channel
->srate
,
537 channel
->cr
, channel
->mod
);
541 sprintf(priv
->new_tuning
, "%d|%09d|%d", priv
->card
, channel
->freq
, channel
->mod
);
548 if(strcmp(priv
->prev_tuning
, priv
->new_tuning
))
550 mp_msg(MSGT_DEMUX
, MSGL_V
, "DIFFERENT TUNING THAN THE PREVIOUS: %s -> %s\n", priv
->prev_tuning
, priv
->new_tuning
);
551 strcpy(priv
->prev_tuning
, priv
->new_tuning
);
556 mp_msg(MSGT_DEMUX
, MSGL_V
, "SAME TUNING PARAMETERS, NO TUNING\n");
561 stream_reset(stream
);
565 if (! dvb_tune(priv
, channel
->freq
, channel
->pol
, channel
->srate
, channel
->diseqc
, channel
->tone
,
566 channel
->inv
, channel
->mod
, channel
->gi
, channel
->trans
, channel
->bw
, channel
->cr
, channel
->cr_lp
, channel
->hier
, priv
->timeout
))
572 //sets demux filters and restart the stream
573 for(i
= 0; i
< channel
->pids_cnt
; i
++)
575 if(! dvb_set_ts_filt(priv
->demux_fds
[i
], channel
->pids
[i
], DMX_PES_OTHER
))
584 int dvb_step_channel(dvb_priv_t
*priv
, int dir
)
587 dvb_channels_list
*list
;
589 mp_msg(MSGT_DEMUX
, MSGL_V
, "DVB_STEP_CHANNEL dir %d\n", dir
);
593 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "dvb_step_channel: NULL priv_ptr, quit\n");
600 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "dvb_step_channel: NULL list_ptr, quit\n");
604 new_current
= (list
->NUM_CHANNELS
+ list
->current
+ (dir
== DVB_CHANNEL_HIGHER
? 1 : -1)) % list
->NUM_CHANNELS
;
606 return dvb_set_channel(priv
, priv
->card
, new_current
);
612 extern char *get_path(const char *);
614 static void dvbin_close(stream_t
*stream
)
617 dvb_priv_t
*priv
= (dvb_priv_t
*) stream
->priv
;
619 for(i
= priv
->demux_fds_cnt
-1; i
>= 0; i
--)
621 priv
->demux_fds_cnt
--;
622 mp_msg(MSGT_DEMUX
, MSGL_V
, "DVBIN_CLOSE, close(%d), fd=%d, COUNT=%d\n", i
, priv
->demux_fds
[i
], priv
->demux_fds_cnt
);
623 close(priv
->demux_fds
[i
]);
633 dvb_config
->priv
= NULL
;
637 static int dvb_streaming_start(dvb_priv_t
*priv
, struct stream_priv_s
*opts
, int tuner_type
, char *progname
)
640 dvb_channel_t
*channel
= NULL
;
641 stream_t
*stream
= (stream_t
*) priv
->stream
;
643 mp_msg(MSGT_DEMUX
, MSGL_V
, "\r\ndvb_streaming_start(PROG: %s, CARD: %d, VID: %d, AID: %d, TYPE: %s, FILE: %s)\r\n",
644 opts
->prog
, opts
->card
, opts
->vid
, opts
->aid
, opts
->type
, opts
->file
);
649 while((channel
== NULL
) && i
< priv
->list
->NUM_CHANNELS
)
651 if(! strcmp(priv
->list
->channels
[i
].name
, progname
))
652 channel
= &(priv
->list
->channels
[i
]);
659 priv
->list
->current
= i
-1;
660 mp_msg(MSGT_DEMUX
, MSGL_V
, "PROGRAM NUMBER %d: name=%s, freq=%u\n", i
-1, channel
->name
, channel
->freq
);
664 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "\n\nDVBIN: no such channel \"%s\"\n\n", progname
);
669 strcpy(priv
->prev_tuning
, "");
670 if(!dvb_set_channel(priv
, priv
->card
, priv
->list
->current
))
672 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "ERROR, COULDN'T SET CHANNEL %i: ", priv
->list
->current
);
677 mp_msg(MSGT_DEMUX
, MSGL_V
, "SUCCESSFUL EXIT from dvb_streaming_start\n");
685 static int dvb_open(stream_t
*stream
, int mode
, void *opts
, int *file_format
)
687 // I don't force the file format bacause, although it's almost always TS,
688 // there are some providers that stream an IP multicast with M$ Mpeg4 inside
689 struct stream_priv_s
* p
= (struct stream_priv_s
*)opts
;
695 if(mode
!= STREAM_READ
)
696 return STREAM_UNSUPORTED
;
698 stream
->priv
= (dvb_priv_t
*) malloc(sizeof(dvb_priv_t
));
699 if(stream
->priv
== NULL
)
702 priv
= (dvb_priv_t
*)stream
->priv
;
703 priv
->stream
= stream
;
704 dvb_config
= dvb_get_config();
705 if(dvb_config
== NULL
)
708 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "DVB CONFIGURATION IS EMPTY, exit\n");
711 dvb_config
->priv
= priv
;
712 priv
->config
= dvb_config
;
714 if(p
->card
< 1 || p
->card
> priv
->config
->count
)
717 mp_msg(MSGT_DEMUX
, MSGL_ERR
, "NO CONFIGURATION FOUND FOR CARD N. %d, exit\n", p
->card
);
720 priv
->card
= p
->card
- 1;
721 priv
->timeout
= p
->timeout
;
723 tuner_type
= priv
->config
->cards
[priv
->card
].type
;
728 mp_msg(MSGT_DEMUX
, MSGL_V
, "OPEN_DVB: UNKNOWN OR UNDETECTABLE TUNER TYPE, EXIT\n");
733 priv
->tuner_type
= tuner_type
;
735 mp_msg(MSGT_DEMUX
, MSGL_V
, "OPEN_DVB: prog=%s, card=%d, type=%d, vid=%d, aid=%d\n",
736 p
->prog
, priv
->card
+1, priv
->tuner_type
, p
->vid
, p
->aid
);
738 priv
->list
= priv
->config
->cards
[priv
->card
].list
;
740 if((! strcmp(p
->prog
, "")) && (priv
->list
!= NULL
))
741 progname
= priv
->list
->channels
[0].name
;
746 if(! dvb_streaming_start(priv
, p
, tuner_type
, progname
))
753 stream
->type
= STREAMTYPE_DVB
;
754 stream
->fill_buffer
= dvb_streaming_read
;
755 stream
->close
= dvbin_close
;
756 m_struct_free(&stream_opts
, opts
);
758 *file_format
= DEMUXER_TYPE_MPEG_TS
;
764 dvb_config_t
*dvb_get_config(void)
766 int i
, fd
, type
, size
;
767 char filename
[30], *conf_file
, *name
;
768 dvb_channels_list
*list
;
769 dvb_card_config_t
*cards
= NULL
, *tmp
;
770 dvb_config_t
*conf
= NULL
;
772 if(dvb_config
!= NULL
)
775 conf
= (dvb_config_t
*) malloc(sizeof(dvb_config_t
));
782 for(i
=0; i
<MAX_CARDS
; i
++)
784 sprintf(filename
, "/dev/dvb/adapter%d/frontend0", i
);
785 fd
= open(filename
, O_RDWR
| O_NONBLOCK
);
788 mp_msg(MSGT_DEMUX
, MSGL_V
, "DVB_CONFIG, can't open device %s, skipping\n", filename
);
792 type
= dvb_get_tuner_type(fd
);
794 if(type
!= TUNER_SAT
&& type
!= TUNER_TER
&& type
!= TUNER_CBL
&& type
!= TUNER_ATSC
)
796 mp_msg(MSGT_DEMUX
, MSGL_V
, "DVB_CONFIG, can't detect tuner type of card %d, skipping\n", i
);
803 conf_file
= get_path("channels.conf.ter");
806 conf_file
= get_path("channels.conf.cbl");
809 conf_file
= get_path("channels.conf.sat");
812 conf_file
= get_path("channels.conf.atsc");
816 if((access(conf_file
, F_OK
| R_OK
) != 0))
817 conf_file
= get_path("channels.conf");
819 list
= dvb_get_channels(conf_file
, type
);
823 size
= sizeof(dvb_card_config_t
) * (conf
->count
+ 1);
824 tmp
= realloc(conf
->cards
, size
);
828 fprintf(stderr
, "DVB_CONFIG, can't realloc %d bytes, skipping\n", size
);
833 name
= (char*) malloc(20);
836 fprintf(stderr
, "DVB_CONFIG, can't realloc 20 bytes, skipping\n");
841 conf
->cards
[conf
->count
].devno
= i
;
842 conf
->cards
[conf
->count
].list
= list
;
843 conf
->cards
[conf
->count
].type
= type
;
844 sprintf(name
, "DVB-%c card n. %d", type
==TUNER_TER
? 'T' : (type
==TUNER_CBL
? 'C' : 'S'), conf
->count
+1);
845 conf
->cards
[conf
->count
].name
= name
;
861 stream_info_t stream_info_dvb
= {
865 "based on the code from ??? (probably Arpi)",
869 1 // Urls are an option string