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demux: ts: include time.h
[vlc.git] / modules / demux / ts.c
blobd4726939b899674d627e0254d8b2a07b5fcddb55
1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004-2005 VLC authors and VideoLAN
5 * $Id$
6 *
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Jean-Paul Saman <jpsaman #_at_# m2x.nl>
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software Foundation,
22 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
24
25 /*****************************************************************************
26 * Preamble
27 *****************************************************************************/
28
29 #ifdef HAVE_CONFIG_H
30 # include "config.h"
31 #endif
32
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
35
36 #include <assert.h>
37 #include <time.h>
38
39 #include <vlc_access.h> /* DVB-specific things */
40 #include <vlc_demux.h>
41 #include <vlc_meta.h>
42 #include <vlc_epg.h>
43 #include <vlc_charset.h> /* FromCharset, for EIT */
44
45 #include "../mux/mpeg/csa.h"
46
47 /* Include dvbpsi headers */
48 # include <dvbpsi/dvbpsi.h>
49 # include <dvbpsi/demux.h>
50 # include <dvbpsi/descriptor.h>
51 # include <dvbpsi/pat.h>
52 # include <dvbpsi/pmt.h>
53 # include <dvbpsi/sdt.h>
54 # include <dvbpsi/dr.h>
55 # include <dvbpsi/psi.h>
56
57 /* EIT support */
58 # include <dvbpsi/eit.h>
59
60 /* TDT support */
61 # include <dvbpsi/tot.h>
62
63 #include "../mux/mpeg/dvbpsi_compat.h"
64
65 #undef TS_DEBUG
66 VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
67 {
68 #ifdef TS_DEBUG
69 va_list ap;
70 va_start(ap, format);
71 vfprintf(stderr, format, ap);
72 va_end(ap);
73 #else
74 (void)format;
75 #endif
76 }
77
78 #ifdef HAVE_ARIBB24
79 #include <aribb24/aribb24.h>
80 #include <aribb24/decoder.h>
81 #endif
82
83 typedef enum arib_modes_e
84 {
85 ARIBMODE_AUTO = -1,
86 ARIBMODE_DISABLED = 0,
87 ARIBMODE_ENABLED = 1
88 } arib_modes_e;
89
90 /*****************************************************************************
91 * Module descriptor
92 *****************************************************************************/
93 static int Open ( vlc_object_t * );
94 static void Close ( vlc_object_t * );
95
96 /* TODO
97 * - Rename "extra pmt" to "user pmt"
98 * - Update extra pmt description
99 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
100 * where pid_description could take 3 forms:
101 * 1. pid:pcr (to force the pcr pid)
102 * 2. pid:stream_type
103 * 3. pid:type=fourcc where type=(video|audio|spu)
104 */
105 #define PMT_TEXT N_("Extra PMT")
106 #define PMT_LONGTEXT N_( \
107 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
108
109 #define PID_TEXT N_("Set id of ES to PID")
110 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
111 " handled by VLC to the same value as the PID in" \
112 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
113 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
114
115 #define CSA_TEXT N_("CSA Key")
116 #define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
117 "16 char string (8 hexadecimal bytes).")
118
119 #define CSA2_TEXT N_("Second CSA Key")
120 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
121 "16 char string (8 hexadecimal bytes).")
122
123
124 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
125 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
126 "The decryption routines subtract the TS-header from the value before " \
127 "decrypting. " )
128
129 #define SPLIT_ES_TEXT N_("Separate sub-streams")
130 #define SPLIT_ES_LONGTEXT N_( \
131 "Separate teletex/dvbs pages into independent ES. " \
132 "It can be useful to turn off this option when using stream output." )
133
134 #define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
135 #define SEEK_PERCENT_LONGTEXT N_( \
136 "Seek and position based on a percent byte position, not a PCR generated " \
137 "time position. If seeking doesn't work property, turn on this option." )
138
139 #define PCR_TEXT N_("Trust in-stream PCR")
140 #define PCR_LONGTEXT N_("Use the stream PCR as a reference.")
141
142 static const int const arib_mode_list[] =
143 { ARIBMODE_AUTO, ARIBMODE_ENABLED, ARIBMODE_DISABLED };
144 static const char *const arib_mode_list_text[] =
145 { N_("Auto"), N_("Enabled"), N_("Disabled") };
146
147 #define SUPPORT_ARIB_TEXT N_("ARIB STD-B24 mode")
148 #define SUPPORT_ARIB_LONGTEXT N_( \
149 "Forces ARIB STD-B24 mode for decoding characters." \
150 "This feature affects EPG information and subtitles." )
151
152 vlc_module_begin ()
153 set_description( N_("MPEG Transport Stream demuxer") )
154 set_shortname ( "MPEG-TS" )
155 set_category( CAT_INPUT )
156 set_subcategory( SUBCAT_INPUT_DEMUX )
157
158 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
159 add_bool( "ts-trust-pcr", true, PCR_TEXT, PCR_LONGTEXT, true )
160 change_safe()
161 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
162 change_safe()
163 add_obsolete_string( "ts-out" ) /* since 2.2.0 */
164 add_obsolete_integer( "ts-out-mtu" ) /* since 2.2.0 */
165 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
166 change_safe()
167 add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
168 change_safe()
169 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
170 change_safe()
171
172 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
173 add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
174
175 add_integer( "ts-arib", ARIBMODE_AUTO, SUPPORT_ARIB_TEXT, SUPPORT_ARIB_LONGTEXT, false )
176 change_integer_list( arib_mode_list, arib_mode_list_text )
177
178 add_obsolete_bool( "ts-silent" );
179
180 set_capability( "demux", 10 )
181 set_callbacks( Open, Close )
182 add_shortcut( "ts" )
183 vlc_module_end ()
184
185 /*****************************************************************************
186 * Local prototypes
187 *****************************************************************************/
188 static const char *const ppsz_teletext_type[] = {
189 "",
190 N_("Teletext"),
191 N_("Teletext subtitles"),
192 N_("Teletext: additional information"),
193 N_("Teletext: program schedule"),
194 N_("Teletext subtitles: hearing impaired")
195 };
196
197 typedef struct
198 {
199 uint8_t i_objectTypeIndication;
200 uint8_t i_streamType;
201
202 int i_extra;
203 uint8_t *p_extra;
204
205 } decoder_config_descriptor_t;
206
207 typedef struct
208 {
209 bool b_ok;
210 uint16_t i_es_id;
211
212 char *psz_url;
213
214 decoder_config_descriptor_t dec_descr;
215
216 } es_mpeg4_descriptor_t;
217
218 #define ES_DESCRIPTOR_COUNT 255
219 typedef struct
220 {
221 /* IOD */
222 char *psz_url;
223
224 es_mpeg4_descriptor_t es_descr[ES_DESCRIPTOR_COUNT];
225
226 } iod_descriptor_t;
227
228 typedef struct
229 {
230 dvbpsi_handle handle;
231 int i_version;
232 int i_number;
233 int i_pid_pcr;
234 int i_pid_pmt;
235 mtime_t i_pcr_value;
236 /* IOD stuff (mpeg4) */
237 iod_descriptor_t *iod;
238
239 } ts_prg_psi_t;
240
241 typedef struct
242 {
243 /* for special PAT/SDT case */
244 dvbpsi_handle handle; /* PAT/SDT/EIT */
245 int i_pat_version;
246 int i_sdt_version;
247
248 /* For PMT */
249 int i_prg;
250 ts_prg_psi_t **prg;
251
252 } ts_psi_t;
253
254 typedef enum
255 {
256 TS_ES_DATA_PES,
257 TS_ES_DATA_TABLE_SECTION
258 } ts_es_data_type_t;
259
260 typedef enum
261 {
262 TS_PMT_REGISTRATION_NONE = 0,
263 TS_PMT_REGISTRATION_HDMV
264 } ts_pmt_registration_type_t;
265
266 typedef struct
267 {
268 es_format_t fmt;
269 es_out_id_t *id;
270 ts_es_data_type_t data_type;
271 int i_data_size;
272 int i_data_gathered;
273 block_t *p_data;
274 block_t **pp_last;
275
276 es_mpeg4_descriptor_t *p_mpeg4desc;
277
278 } ts_es_t;
279
280 typedef struct
281 {
282 int i_pid;
283
284 bool b_seen;
285 bool b_valid;
286 int i_cc; /* countinuity counter */
287 bool b_scrambled;
288
289 /* PSI owner (ie PMT -> PAT, ES -> PMT */
290 ts_psi_t *p_owner;
291 int i_owner_number;
292
293 /* */
294 ts_psi_t *psi;
295 ts_es_t *es;
296
297 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
298 ts_es_t **extra_es;
299 int i_extra_es;
300
301 } ts_pid_t;
302
303 struct demux_sys_t
304 {
305 vlc_mutex_t csa_lock;
306
307 /* TS packet size (188, 192, 204) */
308 int i_packet_size;
309
310 /* Additional TS packet header size (BluRay TS packets have 4-byte header before sync byte) */
311 int i_packet_header_size;
312
313 /* how many TS packet we read at once */
314 int i_ts_read;
315
316 /* to determine length and time */
317 int i_pid_ref_pcr;
318 mtime_t i_first_pcr;
319 mtime_t i_current_pcr;
320 mtime_t i_last_pcr;
321 bool b_force_seek_per_percent;
322 int i_pcrs_num;
323 mtime_t *p_pcrs;
324 int64_t *p_pos;
325
326 struct
327 {
328 arib_modes_e e_mode;
329 #ifdef HAVE_ARIBB24
330 arib_instance_t *p_instance;
331 #endif
332 } arib;
333
334 /* All pid */
335 ts_pid_t pid[8192];
336
337 /* All PMT */
338 bool b_user_pmt;
339 int i_pmt;
340 ts_pid_t **pmt;
341 int i_pmt_es;
342
343 /* */
344 bool b_es_id_pid;
345 csa_t *csa;
346 int i_csa_pkt_size;
347 bool b_split_es;
348
349 bool b_trust_pcr;
350
351 /* */
352 bool b_access_control;
353
354 /* */
355 bool b_dvb_meta;
356 int64_t i_tdt_delta;
357 int64_t i_dvb_start;
358 int64_t i_dvb_length;
359 bool b_broken_charset; /* True if broken encoding is used in EPG/SDT */
360
361 /* */
362 int i_current_program;
363 vlc_list_t programs_list;
364
365 /* */
366 bool b_start_record;
367 };
368
369 static int Demux ( demux_t *p_demux );
370 static int Control( demux_t *p_demux, int i_query, va_list args );
371
372 static void PIDInit ( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner );
373 static void PIDClean( demux_t *, ts_pid_t *pid );
374 static void PIDFillFormat( es_format_t *fmt, int i_stream_type );
375
376 static void PATCallBack( void*, dvbpsi_pat_t * );
377 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt );
378 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
379 static void PSINewTableCallBack( dvbpsi_t *handle, uint8_t i_table_id,
380 uint16_t i_extension, demux_t * );
381 #else
382 static void PSINewTableCallBack( demux_t *, dvbpsi_handle,
383 uint8_t i_table_id, uint16_t i_extension );
384 #endif
385
386 static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
387
388 static inline int PIDGet( block_t *p )
389 {
390 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
391 }
392
393 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
394
395 static block_t* ReadTSPacket( demux_t *p_demux );
396 static int Seek( demux_t *p_demux, double f_percent );
397 static void GetFirstPCR( demux_t *p_demux );
398 static void GetLastPCR( demux_t *p_demux );
399 static void CheckPCR( demux_t *p_demux );
400 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
401
402 static void IODFree( iod_descriptor_t * );
403
404 #define TS_USER_PMT_NUMBER (0)
405 static int UserPmt( demux_t *p_demux, const char * );
406
407 static int SetPIDFilter( demux_t *, int i_pid, bool b_selected );
408 static void SetPrgFilter( demux_t *, int i_prg, bool b_selected );
409
410 #define TS_PACKET_SIZE_188 188
411 #define TS_PACKET_SIZE_192 192
412 #define TS_PACKET_SIZE_204 204
413 #define TS_PACKET_SIZE_MAX 204
414
415 static int DetectPacketSize( demux_t *p_demux, int *pi_header_size )
416 {
417 const uint8_t *p_peek;
418 if( stream_Peek( p_demux->s,
419 &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
420 return -1;
421
422 *pi_header_size = 0;
423
424 if( memcmp( p_peek, "TFrc", 4 ) == 0 )
425 {
426 #if 0
427 /* I used the TF5000PVR 2004 Firmware .doc header documentation,
428 * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
429 * but after the filename the offsets seem to be incorrect. - DJ */
430 int i_duration, i_name;
431 char *psz_name = xmalloc(25);
432 char *psz_event_name;
433 char *psz_event_text = xmalloc(130);
434 char *psz_ext_text = xmalloc(1025);
435
436 // 2 bytes version Uimsbf (4,5)
437 // 2 bytes reserved (6,7)
438 // 2 bytes duration in minutes Uimsbf (8,9(
439 i_duration = (int) (p_peek[8] << 8) | p_peek[9];
440 msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
441 // 2 bytes service number in channel list (10, 11)
442 // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
443 // 4 bytes of reserved + tuner info (14,15,16,17)
444 // 2 bytes of Service ID Bslbf (18,19)
445 // 2 bytes of PMT PID Uimsbf (20,21)
446 // 2 bytes of PCR PID Uimsbf (22,23)
447 // 2 bytes of Video PID Uimsbf (24,25)
448 // 2 bytes of Audio PID Uimsbf (26,27)
449 // 24 bytes filename Bslbf
450 memcpy( psz_name, &p_peek[28], 24 );
451 psz_name[24] = '\0';
452 msg_Dbg( p_demux, "recordingname=%s", psz_name );
453 // 1 byte of sat index Uimsbf (52)
454 // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
455 // 4 bytes of freq. Uimsbf (56,57,58,59)
456 // 2 bytes of symbol rate Uimsbf (60,61)
457 // 2 bytes of TS stream ID Uimsbf (62,63)
458 // 4 bytes reserved
459 // 2 bytes reserved
460 // 2 bytes duration Uimsbf (70,71)
461 //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
462 //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
463 // 4 bytes EventID Uimsbf (72-75)
464 // 8 bytes of Start and End time info (76-83)
465 // 1 byte reserved (84)
466 // 1 byte event name length Uimsbf (89)
467 i_name = (int)(p_peek[89]&~0x81);
468 msg_Dbg( p_demux, "event name length = %d", i_name);
469 psz_event_name = xmalloc( i_name+1 );
470 // 1 byte parental rating (90)
471 // 129 bytes of event text
472 memcpy( psz_event_name, &p_peek[91], i_name );
473 psz_event_name[i_name] = '\0';
474 memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
475 psz_event_text[129-i_name] = '\0';
476 msg_Dbg( p_demux, "event name=%s", psz_event_name );
477 msg_Dbg( p_demux, "event text=%s", psz_event_text );
478 // 12 bytes reserved (220)
479 // 6 bytes reserved
480 // 2 bytes Event Text Length Uimsbf
481 // 4 bytes EventID Uimsbf
482 // FIXME We just have 613 bytes. not enough for this entire text
483 // 1024 bytes Extended Event Text Bslbf
484 memcpy( psz_ext_text, p_peek+372, 1024 );
485 psz_ext_text[1024] = '\0';
486 msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
487 // 52 bytes reserved Bslbf
488 #endif
489 msg_Dbg( p_demux, "this is a topfield file" );
490 return TS_PACKET_SIZE_188;
491 }
492
493 for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
494 {
495 if( p_peek[i_sync] != 0x47 )
496 continue;
497
498 /* Check next 3 sync bytes */
499 int i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
500 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
501 {
502 msg_Err( p_demux, "cannot peek" );
503 return -1;
504 }
505 if( p_peek[i_sync + 1 * TS_PACKET_SIZE_188] == 0x47 &&
506 p_peek[i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
507 p_peek[i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
508 {
509 return TS_PACKET_SIZE_188;
510 }
511 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_192] == 0x47 &&
512 p_peek[i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
513 p_peek[i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
514 {
515 if( i_sync == 4 )
516 {
517 *pi_header_size = 4; /* BluRay TS packets have 4-byte header */
518 }
519 return TS_PACKET_SIZE_192;
520 }
521 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_204] == 0x47 &&
522 p_peek[i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
523 p_peek[i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
524 {
525 return TS_PACKET_SIZE_204;
526 }
527 }
528
529 if( p_demux->b_force )
530 {
531 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
532 return TS_PACKET_SIZE_188;
533 }
534 msg_Dbg( p_demux, "TS module discarded (lost sync)" );
535 return -1;
536 }
537
538 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
539 static void vlc_dvbpsi_reset( demux_t *p_demux )
540 {
541 demux_sys_t *p_sys = p_demux->p_sys;
542
543 ts_pid_t *pat = &p_sys->pid[0];
544 ts_pid_t *sdt = &p_sys->pid[0x11];
545 ts_pid_t *eit = &p_sys->pid[0x12];
546 ts_pid_t *tdt = &p_sys->pid[0x14];
547
548 if( pat->psi->handle )
549 {
550 if( dvbpsi_decoder_present( pat->psi->handle ) )
551 dvbpsi_pat_detach( pat->psi->handle );
552 dvbpsi_delete( pat->psi->handle );
553 pat->psi->handle = NULL;
554 }
555
556 if( sdt->psi->handle )
557 {
558 if( dvbpsi_decoder_present( sdt->psi->handle ) )
559 dvbpsi_DetachDemux( sdt->psi->handle );
560 dvbpsi_delete( sdt->psi->handle );
561 sdt->psi->handle = NULL;
562 }
563
564 if( eit->psi->handle )
565 {
566 if( dvbpsi_decoder_present( eit->psi->handle ) )
567 dvbpsi_DetachDemux( eit->psi->handle );
568 dvbpsi_delete( eit->psi->handle );
569 eit->psi->handle = NULL;
570 }
571
572 if( tdt->psi->handle )
573 {
574 if( dvbpsi_decoder_present( tdt->psi->handle ) )
575 dvbpsi_DetachDemux( tdt->psi->handle );
576 dvbpsi_delete( tdt->psi->handle );
577 tdt->psi->handle = NULL;
578 }
579 }
580 #endif
581
582 /*****************************************************************************
583 * Open
584 *****************************************************************************/
585 static int Open( vlc_object_t *p_this )
586 {
587 demux_t *p_demux = (demux_t*)p_this;
588 demux_sys_t *p_sys;
589
590 int i_packet_size, i_packet_header_size = 0;
591
592 ts_pid_t *pat;
593
594 /* Search first sync byte */
595 i_packet_size = DetectPacketSize( p_demux, &i_packet_header_size );
596 if( i_packet_size < 0 )
597 return VLC_EGENERIC;
598
599 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
600 if( !p_sys )
601 return VLC_ENOMEM;
602 memset( p_sys, 0, sizeof( demux_sys_t ) );
603 vlc_mutex_init( &p_sys->csa_lock );
604
605 p_demux->pf_demux = Demux;
606 p_demux->pf_control = Control;
607
608 /* Init p_sys field */
609 p_sys->b_dvb_meta = true;
610 p_sys->b_access_control = true;
611 p_sys->i_current_program = 0;
612 p_sys->programs_list.i_count = 0;
613 p_sys->programs_list.p_values = NULL;
614 p_sys->i_tdt_delta = 0;
615 p_sys->i_dvb_start = 0;
616 p_sys->i_dvb_length = 0;
617
618 p_sys->b_broken_charset = false;
619
620 for( int i = 0; i < 8192; i++ )
621 {
622 ts_pid_t *pid = &p_sys->pid[i];
623 pid->i_pid = i;
624 pid->b_seen = false;
625 pid->b_valid = false;
626 }
627 /* PID 8191 is padding */
628 p_sys->pid[8191].b_seen = true;
629 p_sys->i_packet_size = i_packet_size;
630 p_sys->i_packet_header_size = i_packet_header_size;
631 p_sys->i_ts_read = 50;
632 p_sys->csa = NULL;
633 p_sys->b_start_record = false;
634
635 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
636 # define VLC_DVBPSI_DEMUX_TABLE_INIT(table,obj) \
637 do { \
638 (table)->psi->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG ); \
639 if( ! (table)->psi->handle ) \
640 { \
641 vlc_mutex_destroy( &p_sys->csa_lock ); \
642 free( p_sys ); \
643 return VLC_ENOMEM; \
644 } \
645 (table)->psi->handle->p_sys = (void *) VLC_OBJECT(obj); \
646 if( !dvbpsi_AttachDemux( (table)->psi->handle, (dvbpsi_demux_new_cb_t)PSINewTableCallBack, (obj) ) ) \
647 { \
648 vlc_dvbpsi_reset( obj ); \
649 vlc_mutex_destroy( &p_sys->csa_lock ); \
650 free( p_sys ); \
651 return VLC_EGENERIC; \
652 } \
653 } while (0);
654 #endif
655
656 /* Init PAT handler */
657 pat = &p_sys->pid[0];
658 PIDInit( pat, true, NULL );
659 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
660 pat->psi->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
661 if( !pat->psi->handle )
662 {
663 vlc_mutex_destroy( &p_sys->csa_lock );
664 free( p_sys );
665 return VLC_ENOMEM;
666 }
667 pat->psi->handle->p_sys = (void *) p_demux;
668 if( !dvbpsi_pat_attach( pat->psi->handle, PATCallBack, p_demux ) )
669 {
670 vlc_dvbpsi_reset( p_demux );
671 vlc_mutex_destroy( &p_sys->csa_lock );
672 free( p_sys );
673 return VLC_EGENERIC;
674 }
675 #else
676 pat->psi->handle = dvbpsi_AttachPAT( PATCallBack, p_demux );
677 #endif
678 if( p_sys->b_dvb_meta )
679 {
680 ts_pid_t *sdt = &p_sys->pid[0x11];
681 ts_pid_t *eit = &p_sys->pid[0x12];
682
683 PIDInit( sdt, true, NULL );
684 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
685 VLC_DVBPSI_DEMUX_TABLE_INIT( sdt, p_demux )
686 #else
687 sdt->psi->handle =
688 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
689 p_demux );
690 #endif
691 PIDInit( eit, true, NULL );
692 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
693 VLC_DVBPSI_DEMUX_TABLE_INIT( eit, p_demux )
694 #else
695 eit->psi->handle =
696 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
697 p_demux );
698 #endif
699 ts_pid_t *tdt = &p_sys->pid[0x14];
700 PIDInit( tdt, true, NULL );
701 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
702 VLC_DVBPSI_DEMUX_TABLE_INIT( tdt, p_demux )
703 #else
704 tdt->psi->handle =
705 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
706 p_demux );
707 #endif
708
709 if( p_sys->b_access_control )
710 {
711 if( SetPIDFilter( p_demux, 0x11, true ) ||
712 SetPIDFilter( p_demux, 0x14, true ) ||
713 SetPIDFilter( p_demux, 0x12, true ) )
714 p_sys->b_access_control = false;
715 }
716 }
717
718 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
719 # undef VLC_DVBPSI_DEMUX_TABLE_INIT
720 #endif
721
722 /* Init PMT array */
723 TAB_INIT( p_sys->i_pmt, p_sys->pmt );
724 p_sys->i_pmt_es = 0;
725
726 /* Read config */
727 p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
728
729 p_sys->b_trust_pcr = var_CreateGetBool( p_demux, "ts-trust-pcr" );
730
731 /* We handle description of an extra PMT */
732 char* psz_string = var_CreateGetString( p_demux, "ts-extra-pmt" );
733 p_sys->b_user_pmt = false;
734 if( psz_string && *psz_string )
735 UserPmt( p_demux, psz_string );
736 free( psz_string );
737
738 psz_string = var_CreateGetStringCommand( p_demux, "ts-csa-ck" );
739 if( psz_string && *psz_string )
740 {
741 int i_res;
742 char* psz_csa2;
743
744 p_sys->csa = csa_New();
745
746 psz_csa2 = var_CreateGetStringCommand( p_demux, "ts-csa2-ck" );
747 i_res = csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, true );
748 if( i_res == VLC_SUCCESS && psz_csa2 && *psz_csa2 )
749 {
750 if( csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_csa2, false ) != VLC_SUCCESS )
751 {
752 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
753 }
754 }
755 else if ( i_res == VLC_SUCCESS )
756 {
757 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
758 }
759 else
760 {
761 csa_Delete( p_sys->csa );
762 p_sys->csa = NULL;
763 }
764
765 if( p_sys->csa )
766 {
767 var_AddCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, (void *)1 );
768 var_AddCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
769
770 int i_pkt = var_CreateGetInteger( p_demux, "ts-csa-pkt" );
771 if( i_pkt < 4 || i_pkt > 188 )
772 {
773 msg_Err( p_demux, "wrong packet size %d specified.", i_pkt );
774 msg_Warn( p_demux, "using default packet size of 188 bytes" );
775 p_sys->i_csa_pkt_size = 188;
776 }
777 else
778 p_sys->i_csa_pkt_size = i_pkt;
779 msg_Dbg( p_demux, "decrypting %d bytes of packet", p_sys->i_csa_pkt_size );
780 }
781 free( psz_csa2 );
782 }
783 free( psz_string );
784
785 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
786
787 p_sys->i_pid_ref_pcr = -1;
788 p_sys->i_first_pcr = -1;
789 p_sys->i_current_pcr = -1;
790 p_sys->i_last_pcr = -1;
791 p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
792 p_sys->i_pcrs_num = 10;
793 p_sys->p_pcrs = (mtime_t *)calloc( p_sys->i_pcrs_num, sizeof( mtime_t ) );
794 p_sys->p_pos = (int64_t *)calloc( p_sys->i_pcrs_num, sizeof( int64_t ) );
795
796 p_sys->arib.e_mode = var_InheritInteger( p_demux, "ts-arib" );
797
798 if( !p_sys->p_pcrs || !p_sys->p_pos )
799 {
800 Close( p_this );
801 return VLC_ENOMEM;
802 }
803
804 bool can_seek = false;
805 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &can_seek );
806 if( can_seek )
807 {
808 GetFirstPCR( p_demux );
809 CheckPCR( p_demux );
810 GetLastPCR( p_demux );
811 }
812 if( p_sys->i_first_pcr < 0 || p_sys->i_last_pcr < 0 )
813 {
814 msg_Dbg( p_demux, "Force Seek Per Percent: PCR's not found,");
815 p_sys->b_force_seek_per_percent = true;
816 }
817
818 while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
819 {
820 if( Demux( p_demux ) != 1 )
821 break;
822 }
823 return VLC_SUCCESS;
824 }
825
826 /*****************************************************************************
827 * Close
828 *****************************************************************************/
829 static void Close( vlc_object_t *p_this )
830 {
831 demux_t *p_demux = (demux_t*)p_this;
832 demux_sys_t *p_sys = p_demux->p_sys;
833
834 msg_Dbg( p_demux, "pid list:" );
835 for( int i = 0; i < 8192; i++ )
836 {
837 ts_pid_t *pid = &p_sys->pid[i];
838
839 if( pid->b_valid && pid->psi )
840 {
841 switch( pid->i_pid )
842 {
843 case 0: /* PAT */
844 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
845 if( dvbpsi_decoder_present( pid->psi->handle ) )
846 dvbpsi_pat_detach( pid->psi->handle );
847 dvbpsi_delete( pid->psi->handle );
848 pid->psi->handle = NULL;
849 #else
850 dvbpsi_DetachPAT( pid->psi->handle );
851 #endif
852 free( pid->psi );
853 break;
854 case 1: /* CAT */
855 free( pid->psi );
856 break;
857 default:
858 if( p_sys->b_dvb_meta && ( pid->i_pid == 0x11 || pid->i_pid == 0x12 || pid->i_pid == 0x14 ) )
859 {
860 /* SDT or EIT or TDT */
861 dvbpsi_DetachDemux( pid->psi->handle );
862 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
863 dvbpsi_delete( pid->psi->handle );
864 pid->psi->handle = NULL;
865 #endif
866 free( pid->psi );
867 }
868 else
869 {
870 PIDClean( p_demux, pid );
871 }
872 break;
873 }
874 }
875 else if( pid->b_valid && pid->es )
876 {
877 PIDClean( p_demux, pid );
878 }
879
880 if( pid->b_seen )
881 {
882 msg_Dbg( p_demux, " - pid[%d] seen", pid->i_pid );
883 }
884
885 /* too much */
886 if( pid->i_pid > 0 )
887 SetPIDFilter( p_demux, pid->i_pid, false );
888 }
889
890 vlc_mutex_lock( &p_sys->csa_lock );
891 if( p_sys->csa )
892 {
893 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
894 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
895 csa_Delete( p_sys->csa );
896 }
897 vlc_mutex_unlock( &p_sys->csa_lock );
898
899 TAB_CLEAN( p_sys->i_pmt, p_sys->pmt );
900
901 free( p_sys->programs_list.p_values );
902
903 free( p_sys->p_pcrs );
904 free( p_sys->p_pos );
905
906 #ifdef HAVE_ARIBB24
907 if ( p_sys->arib.p_instance )
908 arib_instance_destroy( p_sys->arib.p_instance );
909 #endif
910
911 vlc_mutex_destroy( &p_sys->csa_lock );
912 free( p_sys );
913 }
914
915 /*****************************************************************************
916 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
917 *****************************************************************************/
918 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
919 vlc_value_t oldval, vlc_value_t newval,
920 void *p_data )
921 {
922 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
923 demux_t *p_demux = (demux_t*)p_this;
924 demux_sys_t *p_sys = p_demux->p_sys;
925 int i_tmp = (intptr_t)p_data;
926
927 vlc_mutex_lock( &p_sys->csa_lock );
928 if ( i_tmp )
929 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
930 else
931 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
932
933 vlc_mutex_unlock( &p_sys->csa_lock );
934 return i_tmp;
935 }
936
937 /*****************************************************************************
938 * Demux:
939 *****************************************************************************/
940 static int Demux( demux_t *p_demux )
941 {
942 demux_sys_t *p_sys = p_demux->p_sys;
943 bool b_wait_es = p_sys->i_pmt_es <= 0;
944
945 /* We read at most 100 TS packet or until a frame is completed */
946 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
947 {
948 bool b_frame = false;
949 block_t *p_pkt;
950 if( !(p_pkt = ReadTSPacket( p_demux )) )
951 {
952 return 0;
953 }
954
955 if( p_sys->b_start_record )
956 {
957 /* Enable recording once synchronized */
958 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, true, "ts" );
959 p_sys->b_start_record = false;
960 }
961
962 /* Parse the TS packet */
963 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
964
965 if( p_pid->b_valid )
966 {
967 if( p_pid->psi )
968 {
969 if( p_pid->i_pid == 0 || ( p_sys->b_dvb_meta && ( p_pid->i_pid == 0x11 || p_pid->i_pid == 0x12 || p_pid->i_pid == 0x14 ) ) )
970 {
971 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
972 }
973 else
974 {
975 for( int i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
976 {
977 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle,
978 p_pkt->p_buffer );
979 }
980 }
981 block_Release( p_pkt );
982 }
983 else
984 {
985 b_frame = GatherData( p_demux, p_pid, p_pkt );
986 }
987 }
988 else
989 {
990 if( !p_pid->b_seen )
991 {
992 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
993 }
994 /* We have to handle PCR if present */
995 PCRHandle( p_demux, p_pid, p_pkt );
996 block_Release( p_pkt );
997 }
998 p_pid->b_seen = true;
999
1000 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
1001 break;
1002 }
1003
1004 demux_UpdateTitleFromStream( p_demux );
1005 return 1;
1006 }
1007
1008 /*****************************************************************************
1009 * Control:
1010 *****************************************************************************/
1011 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
1012 {
1013 demux_sys_t *p_sys = p_demux->p_sys;
1014 if( pi_length )
1015 *pi_length = 0;
1016 if( pi_time )
1017 *pi_time = 0;
1018
1019 if( p_sys->i_dvb_length > 0 )
1020 {
1021 const int64_t t = mdate() + p_sys->i_tdt_delta;
1022
1023 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
1024 {
1025 if( pi_length )
1026 *pi_length = p_sys->i_dvb_length;
1027 if( pi_time )
1028 *pi_time = t - p_sys->i_dvb_start;
1029 return VLC_SUCCESS;
1030 }
1031 }
1032 return VLC_EGENERIC;
1033 }
1034
1035 static int Control( demux_t *p_demux, int i_query, va_list args )
1036 {
1037 demux_sys_t *p_sys = p_demux->p_sys;
1038 double f, *pf;
1039 bool b_bool, *pb_bool;
1040 int64_t i64;
1041 int64_t *pi64;
1042 int i_int;
1043
1044 switch( i_query )
1045 {
1046 case DEMUX_GET_POSITION:
1047 pf = (double*) va_arg( args, double* );
1048
1049 if( p_sys->b_force_seek_per_percent ||
1050 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1051 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 ||
1052 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1053 {
1054 int64_t i_time, i_length;
1055 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
1056 *pf = (double)i_time/(double)i_length;
1057 else if( (i64 = stream_Size( p_demux->s) ) > 0 )
1058 {
1059 int64_t offset = stream_Tell( p_demux->s );
1060
1061 *pf = (double)offset / (double)i64;
1062 }
1063 else
1064 *pf = 0.0;
1065 }
1066 else
1067 {
1068 *pf = (double)(p_sys->i_current_pcr - p_sys->i_first_pcr) / (double)(p_sys->i_last_pcr - p_sys->i_first_pcr);
1069 }
1070 return VLC_SUCCESS;
1071
1072 case DEMUX_SET_POSITION:
1073 f = (double) va_arg( args, double );
1074
1075 if( p_sys->b_force_seek_per_percent ||
1076 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1077 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1078 {
1079 i64 = stream_Size( p_demux->s );
1080 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
1081 return VLC_EGENERIC;
1082 }
1083 else
1084 {
1085 if( Seek( p_demux, f ) )
1086 {
1087 p_sys->b_force_seek_per_percent = true;
1088 return VLC_EGENERIC;
1089 }
1090 }
1091 return VLC_SUCCESS;
1092
1093 case DEMUX_GET_TIME:
1094 pi64 = (int64_t*)va_arg( args, int64_t * );
1095 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1096 p_sys->b_force_seek_per_percent ||
1097 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 )
1098 {
1099 if( DVBEventInformation( p_demux, pi64, NULL ) )
1100 {
1101 *pi64 = 0;
1102 }
1103 }
1104 else
1105 {
1106 *pi64 = (p_sys->i_current_pcr - p_sys->i_first_pcr) * 100 / 9;
1107 }
1108 return VLC_SUCCESS;
1109
1110 case DEMUX_GET_LENGTH:
1111 pi64 = (int64_t*)va_arg( args, int64_t * );
1112 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1113 p_sys->b_force_seek_per_percent ||
1114 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1115 {
1116 if( DVBEventInformation( p_demux, NULL, pi64 ) )
1117 {
1118 *pi64 = 0;
1119 }
1120 }
1121 else
1122 {
1123 *pi64 = (p_sys->i_last_pcr - p_sys->i_first_pcr) * 100 / 9;
1124 }
1125 return VLC_SUCCESS;
1126
1127 case DEMUX_SET_GROUP:
1128 {
1129 vlc_list_t *p_list;
1130
1131 i_int = (int)va_arg( args, int );
1132 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1133 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1134
1135 if( i_int == 0 && p_sys->i_current_program > 0 )
1136 i_int = p_sys->i_current_program;
1137
1138 if( p_sys->i_current_program > 0 )
1139 {
1140 if( p_sys->i_current_program != i_int )
1141 SetPrgFilter( p_demux, p_sys->i_current_program, false );
1142 }
1143 else if( p_sys->i_current_program < 0 )
1144 {
1145 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
1146 SetPrgFilter( p_demux, p_sys->programs_list.p_values[i].i_int, false );
1147 }
1148
1149 if( i_int > 0 )
1150 {
1151 p_sys->i_current_program = i_int;
1152 SetPrgFilter( p_demux, p_sys->i_current_program, true );
1153 }
1154 else if( i_int < 0 )
1155 {
1156 p_sys->i_current_program = -1;
1157 p_sys->programs_list.i_count = 0;
1158 if( p_list )
1159 {
1160 vlc_list_t *p_dst = &p_sys->programs_list;
1161 free( p_dst->p_values );
1162
1163 p_dst->p_values = calloc( p_list->i_count,
1164 sizeof(*p_dst->p_values) );
1165 if( p_dst->p_values )
1166 {
1167 p_dst->i_count = p_list->i_count;
1168 for( int i = 0; i < p_list->i_count; i++ )
1169 {
1170 p_dst->p_values[i] = p_list->p_values[i];
1171 SetPrgFilter( p_demux, p_dst->p_values[i].i_int, true );
1172 }
1173 }
1174 }
1175 }
1176 return VLC_SUCCESS;
1177 }
1178
1179 case DEMUX_GET_TITLE_INFO:
1180 {
1181 struct input_title_t ***v = va_arg( args, struct input_title_t*** );
1182 int *c = va_arg( args, int * );
1183
1184 *va_arg( args, int* ) = 0; /* Title offset */
1185 *va_arg( args, int* ) = 0; /* Chapter offset */
1186 return stream_Control( p_demux->s, STREAM_GET_TITLE_INFO, v, c );
1187 }
1188
1189 case DEMUX_SET_TITLE:
1190 return stream_vaControl( p_demux->s, STREAM_SET_TITLE, args );
1191
1192 case DEMUX_SET_SEEKPOINT:
1193 return stream_vaControl( p_demux->s, STREAM_SET_SEEKPOINT, args );
1194
1195 case DEMUX_GET_META:
1196 return stream_vaControl( p_demux->s, STREAM_GET_META, args );
1197
1198 case DEMUX_CAN_RECORD:
1199 pb_bool = (bool*)va_arg( args, bool * );
1200 *pb_bool = true;
1201 return VLC_SUCCESS;
1202
1203 case DEMUX_SET_RECORD_STATE:
1204 b_bool = (bool)va_arg( args, int );
1205
1206 if( !b_bool )
1207 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, false );
1208 p_sys->b_start_record = b_bool;
1209 return VLC_SUCCESS;
1210
1211 case DEMUX_GET_SIGNAL:
1212 return stream_vaControl( p_demux->s, STREAM_GET_SIGNAL, args );
1213
1214 default:
1215 return VLC_EGENERIC;
1216 }
1217 }
1218
1219 /*****************************************************************************
1220 *
1221 *****************************************************************************/
1222 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1223 {
1224 demux_sys_t *p_sys = p_demux->p_sys;
1225 char *psz_dup = strdup( psz_fmt );
1226 char *psz = psz_dup;
1227 int i_pid;
1228 int i_number;
1229 ts_prg_psi_t *prg = NULL;
1230
1231 if( !psz_dup )
1232 return VLC_ENOMEM;
1233
1234 /* Parse PID */
1235 i_pid = strtol( psz, &psz, 0 );
1236 if( i_pid < 2 || i_pid >= 8192 )
1237 goto error;
1238
1239 /* Parse optional program number */
1240 i_number = 0;
1241 if( *psz == ':' )
1242 i_number = strtol( &psz[1], &psz, 0 );
1243
1244 /* */
1245 ts_pid_t *pmt = &p_sys->pid[i_pid];
1246
1247 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1248 PIDInit( pmt, true, NULL );
1249
1250 /* Dummy PMT */
1251 prg = calloc( 1, sizeof( ts_prg_psi_t ) );
1252 if( !prg )
1253 goto error;
1254
1255 prg->i_pid_pcr = -1;
1256 prg->i_pid_pmt = -1;
1257 prg->i_version = -1;
1258 prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1259 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
1260 prg->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
1261 if( !prg->handle )
1262 goto error;
1263 prg->handle->p_sys = (void *) VLC_OBJECT(p_demux);
1264 if( !dvbpsi_pmt_attach( prg->handle,
1265 ((i_number != TS_USER_PMT_NUMBER ? i_number : 1)),
1266 PMTCallBack, p_demux ) )
1267 {
1268 dvbpsi_delete( prg->handle );
1269 prg->handle = NULL;
1270 goto error;
1271 }
1272 #else
1273 prg->handle = dvbpsi_AttachPMT(
1274 ((i_number != TS_USER_PMT_NUMBER) ? i_number : 1),
1275 PMTCallBack, p_demux );
1276 #endif
1277 TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
1278
1279 psz = strchr( psz, '=' );
1280 if( psz )
1281 psz++;
1282 while( psz && *psz )
1283 {
1284 char *psz_next = strchr( psz, ',' );
1285 int i_pid;
1286
1287 if( psz_next )
1288 *psz_next++ = '\0';
1289
1290 i_pid = strtol( psz, &psz, 0 );
1291 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1292 goto next;
1293
1294 char *psz_opt = &psz[1];
1295 if( !strcmp( psz_opt, "pcr" ) )
1296 {
1297 prg->i_pid_pcr = i_pid;
1298 }
1299 else if( !p_sys->pid[i_pid].b_valid )
1300 {
1301 ts_pid_t *pid = &p_sys->pid[i_pid];
1302
1303 char *psz_arg = strchr( psz_opt, '=' );
1304 if( psz_arg )
1305 *psz_arg++ = '\0';
1306
1307 PIDInit( pid, false, pmt->psi);
1308 if( prg->i_pid_pcr <= 0 )
1309 prg->i_pid_pcr = i_pid;
1310
1311 if( psz_arg && strlen( psz_arg ) == 4 )
1312 {
1313 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1314 psz_arg[2], psz_arg[3] );
1315 int i_cat = UNKNOWN_ES;
1316 es_format_t *fmt = &pid->es->fmt;
1317
1318 if( !strcmp( psz_opt, "video" ) )
1319 i_cat = VIDEO_ES;
1320 else if( !strcmp( psz_opt, "audio" ) )
1321 i_cat = AUDIO_ES;
1322 else if( !strcmp( psz_opt, "spu" ) )
1323 i_cat = SPU_ES;
1324
1325 es_format_Init( fmt, i_cat, i_codec );
1326 fmt->b_packetized = false;
1327 }
1328 else
1329 {
1330 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1331 PIDFillFormat( &pid->es->fmt, i_stream_type );
1332 }
1333 pid->es->fmt.i_group = i_number;
1334 if( p_sys->b_es_id_pid )
1335 pid->es->fmt.i_id = i_pid;
1336
1337 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1338 {
1339 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1340 (char*)&pid->es->fmt.i_codec );
1341 pid->es->id = es_out_Add( p_demux->out,
1342 &pid->es->fmt );
1343 p_sys->i_pmt_es++;
1344 }
1345 }
1346
1347 next:
1348 psz = psz_next;
1349 }
1350
1351 p_sys->b_user_pmt = true;
1352 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
1353 free( psz_dup );
1354 return VLC_SUCCESS;
1355
1356 error:
1357 free( prg );
1358 free( psz_dup );
1359 return VLC_EGENERIC;
1360 }
1361
1362 static int SetPIDFilter( demux_t *p_demux, int i_pid, bool b_selected )
1363 {
1364 demux_sys_t *p_sys = p_demux->p_sys;
1365
1366 if( !p_sys->b_access_control )
1367 return VLC_EGENERIC;
1368
1369 return stream_Control( p_demux->s, STREAM_SET_PRIVATE_ID_STATE,
1370 i_pid, b_selected );
1371 }
1372
1373 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1374 {
1375 demux_sys_t *p_sys = p_demux->p_sys;
1376 ts_prg_psi_t *p_prg = NULL;
1377 int i_pmt_pid = -1;
1378
1379 /* Search pmt to be unselected */
1380 for( int i = 0; i < p_sys->i_pmt; i++ )
1381 {
1382 ts_pid_t *pmt = p_sys->pmt[i];
1383
1384 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
1385 {
1386 if( pmt->psi->prg[i_prg]->i_number == i_prg_id )
1387 {
1388 i_pmt_pid = p_sys->pmt[i]->i_pid;
1389 p_prg = p_sys->pmt[i]->psi->prg[i_prg];
1390 break;
1391 }
1392 }
1393 if( i_pmt_pid > 0 )
1394 break;
1395 }
1396 if( i_pmt_pid <= 0 )
1397 return;
1398 assert( p_prg );
1399
1400 SetPIDFilter( p_demux, i_pmt_pid, b_selected );
1401 if( p_prg->i_pid_pcr > 0 )
1402 SetPIDFilter( p_demux, p_prg->i_pid_pcr, b_selected );
1403
1404 /* All ES */
1405 for( int i = 2; i < 8192; i++ )
1406 {
1407 ts_pid_t *pid = &p_sys->pid[i];
1408
1409 if( !pid->b_valid || pid->psi )
1410 continue;
1411
1412 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
1413 {
1414 if( pid->p_owner->prg[i_prg]->i_pid_pmt == i_pmt_pid && pid->es->id )
1415 {
1416 /* We only remove/select es that aren't defined by extra pmt */
1417 SetPIDFilter( p_demux, i, b_selected );
1418 break;
1419 }
1420 }
1421 }
1422 }
1423
1424 static void PIDInit( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner )
1425 {
1426 bool b_old_valid = pid->b_valid;
1427
1428 pid->b_valid = true;
1429 pid->i_cc = 0xff;
1430 pid->b_scrambled = false;
1431 pid->p_owner = p_owner;
1432 pid->i_owner_number = 0;
1433
1434 TAB_INIT( pid->i_extra_es, pid->extra_es );
1435
1436 if( b_psi )
1437 {
1438 pid->es = NULL;
1439
1440 if( !b_old_valid )
1441 {
1442 pid->psi = xmalloc( sizeof( ts_psi_t ) );
1443 pid->psi->handle = NULL;
1444 TAB_INIT( pid->psi->i_prg, pid->psi->prg );
1445 }
1446 assert( pid->psi );
1447
1448 pid->psi->i_pat_version = -1;
1449 pid->psi->i_sdt_version = -1;
1450 if( p_owner )
1451 {
1452 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
1453 if( !prg )
1454 return;
1455 /* PMT */
1456 prg->i_version = -1;
1457 prg->i_number = -1;
1458 prg->i_pid_pcr = -1;
1459 prg->i_pid_pmt = -1;
1460 prg->i_pcr_value= -1;
1461 prg->iod = NULL;
1462 prg->handle = NULL;
1463
1464 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
1465 }
1466 }
1467 else
1468 {
1469 pid->psi = NULL;
1470 pid->es = calloc( 1, sizeof( ts_es_t ) );
1471 if( !pid->es )
1472 return;
1473
1474 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
1475 pid->es->data_type = TS_ES_DATA_PES;
1476 pid->es->pp_last = &pid->es->p_data;
1477 }
1478 }
1479
1480 static void PIDClean( demux_t *p_demux, ts_pid_t *pid )
1481 {
1482 demux_sys_t *p_sys = p_demux->p_sys;
1483 es_out_t *out = p_demux->out;
1484
1485 if( pid->psi )
1486 {
1487 if( pid->psi->handle )
1488 {
1489 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
1490 if( dvbpsi_decoder_present( pid->psi->handle ) )
1491 dvbpsi_pmt_detach( pid->psi->handle );
1492 dvbpsi_delete( pid->psi->handle );
1493 pid->psi->handle = NULL;
1494 #else
1495 dvbpsi_DetachPMT( pid->psi->handle );
1496 #endif
1497 }
1498 for( int i = 0; i < pid->psi->i_prg; i++ )
1499 {
1500 if( pid->psi->prg[i]->iod )
1501 IODFree( pid->psi->prg[i]->iod );
1502 if( pid->psi->prg[i]->handle )
1503 {
1504 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
1505 if( dvbpsi_decoder_present( pid->psi->prg[i]->handle ) )
1506 dvbpsi_pmt_detach( pid->psi->prg[i]->handle );
1507 dvbpsi_delete( pid->psi->prg[i]->handle );
1508 #else
1509 dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
1510 #endif
1511 }
1512 free( pid->psi->prg[i] );
1513 }
1514 free( pid->psi->prg );
1515 free( pid->psi );
1516 }
1517 else
1518 {
1519 if( pid->es->id )
1520 {
1521 es_out_Del( out, pid->es->id );
1522 p_sys->i_pmt_es--;
1523 }
1524
1525 if( pid->es->p_data )
1526 block_ChainRelease( pid->es->p_data );
1527
1528 es_format_Clean( &pid->es->fmt );
1529
1530 free( pid->es );
1531
1532 for( int i = 0; i < pid->i_extra_es; i++ )
1533 {
1534 if( pid->extra_es[i]->id )
1535 {
1536 es_out_Del( out, pid->extra_es[i]->id );
1537 p_sys->i_pmt_es--;
1538 }
1539
1540 if( pid->extra_es[i]->p_data )
1541 block_ChainRelease( pid->extra_es[i]->p_data );
1542
1543 es_format_Clean( &pid->extra_es[i]->fmt );
1544
1545 free( pid->extra_es[i] );
1546 }
1547 if( pid->i_extra_es )
1548 free( pid->extra_es );
1549 }
1550
1551 pid->b_valid = false;
1552 }
1553
1554 /****************************************************************************
1555 * gathering stuff
1556 ****************************************************************************/
1557 static void ParsePES( demux_t *p_demux, ts_pid_t *pid, block_t *p_pes )
1558 {
1559 demux_sys_t *p_sys = p_demux->p_sys;
1560 uint8_t header[34];
1561 unsigned i_pes_size = 0;
1562 unsigned i_skip = 0;
1563 mtime_t i_dts = -1;
1564 mtime_t i_pts = -1;
1565 mtime_t i_length = 0;
1566
1567 /* FIXME find real max size */
1568 /* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
1569
1570 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
1571 {
1572 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
1573 header[0], header[1],header[2],header[3], pid->i_pid );
1574 block_ChainRelease( p_pes );
1575 return;
1576 }
1577
1578 /* TODO check size */
1579 switch( header[3] )
1580 {
1581 case 0xBC: /* Program stream map */
1582 case 0xBE: /* Padding */
1583 case 0xBF: /* Private stream 2 */
1584 case 0xF0: /* ECM */
1585 case 0xF1: /* EMM */
1586 case 0xFF: /* Program stream directory */
1587 case 0xF2: /* DSMCC stream */
1588 case 0xF8: /* ITU-T H.222.1 type E stream */
1589 i_skip = 6;
1590 break;
1591 default:
1592 if( ( header[6]&0xC0 ) == 0x80 )
1593 {
1594 /* mpeg2 PES */
1595 i_skip = header[8] + 9;
1596
1597 if( header[7]&0x80 ) /* has pts */
1598 {
1599 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
1600 (mtime_t)(header[10] << 22)|
1601 ((mtime_t)(header[11]&0xfe) << 14)|
1602 (mtime_t)(header[12] << 7)|
1603 (mtime_t)(header[13] >> 1);
1604
1605 if( header[7]&0x40 ) /* has dts */
1606 {
1607 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
1608 (mtime_t)(header[15] << 22)|
1609 ((mtime_t)(header[16]&0xfe) << 14)|
1610 (mtime_t)(header[17] << 7)|
1611 (mtime_t)(header[18] >> 1);
1612 }
1613 }
1614 }
1615 else
1616 {
1617 i_skip = 6;
1618 while( i_skip < 23 && header[i_skip] == 0xff )
1619 {
1620 i_skip++;
1621 }
1622 if( i_skip == 23 )
1623 {
1624 msg_Err( p_demux, "too much MPEG-1 stuffing" );
1625 block_ChainRelease( p_pes );
1626 return;
1627 }
1628 if( ( header[i_skip] & 0xC0 ) == 0x40 )
1629 {
1630 i_skip += 2;
1631 }
1632
1633 if( header[i_skip]&0x20 )
1634 {
1635 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
1636 (mtime_t)(header[i_skip+1] << 22)|
1637 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
1638 (mtime_t)(header[i_skip+3] << 7)|
1639 (mtime_t)(header[i_skip+4] >> 1);
1640
1641 if( header[i_skip]&0x10 ) /* has dts */
1642 {
1643 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
1644 (mtime_t)(header[i_skip+6] << 22)|
1645 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
1646 (mtime_t)(header[i_skip+8] << 7)|
1647 (mtime_t)(header[i_skip+9] >> 1);
1648 i_skip += 10;
1649 }
1650 else
1651 {
1652 i_skip += 5;
1653 }
1654 }
1655 else
1656 {
1657 i_skip += 1;
1658 }
1659 }
1660 break;
1661 }
1662
1663 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
1664 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
1665 {
1666 i_skip += 4;
1667 }
1668 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
1669 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
1670 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
1671 {
1672 i_skip += 1;
1673 }
1674 else if( pid->es->fmt.i_codec == VLC_CODEC_SUBT &&
1675 pid->es->p_mpeg4desc )
1676 {
1677 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
1678
1679 if( dcd->i_extra > 2 &&
1680 dcd->p_extra[0] == 0x10 &&
1681 ( dcd->p_extra[1]&0x10 ) )
1682 {
1683 /* display length */
1684 if( p_pes->i_buffer + 2 <= i_skip )
1685 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
1686
1687 i_skip += 2;
1688 }
1689 if( p_pes->i_buffer + 2 <= i_skip )
1690 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1691 /* */
1692 i_skip += 2;
1693 }
1694
1695 /* skip header */
1696 while( p_pes && i_skip > 0 )
1697 {
1698 if( p_pes->i_buffer <= i_skip )
1699 {
1700 block_t *p_next = p_pes->p_next;
1701
1702 i_skip -= p_pes->i_buffer;
1703 block_Release( p_pes );
1704 p_pes = p_next;
1705 }
1706 else
1707 {
1708 p_pes->i_buffer -= i_skip;
1709 p_pes->p_buffer += i_skip;
1710 break;
1711 }
1712 }
1713
1714 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
1715 if( i_pts >= 0 && i_dts < 0 )
1716 i_dts = i_pts;
1717
1718 if( p_pes )
1719 {
1720 block_t *p_block;
1721
1722 if( i_dts >= 0 )
1723 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
1724
1725 if( i_pts >= 0 )
1726 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
1727
1728 p_pes->i_length = i_length * 100 / 9;
1729
1730 p_block = block_ChainGather( p_pes );
1731 if( pid->es->fmt.i_codec == VLC_CODEC_SUBT )
1732 {
1733 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1734 {
1735 p_block->i_buffer = i_pes_size;
1736 }
1737 /* Append a \0 */
1738 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1739 if( !p_block )
1740 return;
1741 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1742 }
1743 else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
1744 {
1745 if( p_block->i_pts <= VLC_TS_INVALID )
1746 {
1747 /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
1748 * In this case use the last PCR + 40ms */
1749 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1750 {
1751 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1752 {
1753 mtime_t i_pcr = pid->p_owner->prg[i]->i_pcr_value;
1754 if( i_pcr > VLC_TS_INVALID )
1755 p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
1756 break;
1757 }
1758 }
1759 }
1760 }
1761 else if( pid->es->fmt.i_codec == VLC_CODEC_ARIB_A ||
1762 pid->es->fmt.i_codec == VLC_CODEC_ARIB_C )
1763 {
1764 if( p_block->i_pts <= VLC_TS_INVALID )
1765 {
1766 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1767 {
1768 p_block->i_buffer = i_pes_size;
1769 }
1770 /* Append a \0 */
1771 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1772 if( !p_block )
1773 return;
1774 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1775 }
1776 }
1777
1778 for( int i = 0; i < pid->i_extra_es; i++ )
1779 {
1780 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1781 block_Duplicate( p_block ) );
1782 }
1783
1784 if (!p_sys->b_trust_pcr)
1785 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
1786 pid->i_owner_number, p_block->i_pts);
1787
1788 es_out_Send( p_demux->out, pid->es->id, p_block );
1789 }
1790 else
1791 {
1792 msg_Warn( p_demux, "empty pes" );
1793 }
1794 }
1795
1796 static void ParseTableSection( demux_t *p_demux, ts_pid_t *pid, block_t *p_data )
1797 {
1798 block_t *p_content = block_ChainGather( p_data );
1799 mtime_t i_date = -1;
1800 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1801 {
1802 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1803 {
1804 i_date = pid->p_owner->prg[i]->i_pcr_value;
1805 if( i_date >= 0 )
1806 break;
1807 }
1808 }
1809 if( i_date >= 0 )
1810 {
1811 if( pid->es->fmt.i_codec == VLC_CODEC_SCTE_27 )
1812 {
1813 /* We need to extract the truncated pts stored inside the payload */
1814 if( p_content->i_buffer > 9 && p_content->p_buffer[0] == 0xc6 )
1815 {
1816 int i_index = 0;
1817 size_t i_offset = 4;
1818 if( p_content->p_buffer[3] & 0x40 )
1819 {
1820 i_index = ((p_content->p_buffer[7] & 0x0f) << 8) |
1821 p_content->p_buffer[8];
1822 i_offset = 9;
1823 }
1824 if( i_index == 0 && p_content->i_buffer > i_offset + 8 )
1825 {
1826 bool is_immediate = p_content->p_buffer[i_offset + 3] & 0x40;
1827 if( !is_immediate )
1828 {
1829 mtime_t i_display_in = GetDWBE( &p_content->p_buffer[i_offset + 4] );
1830 if( i_display_in < i_date )
1831 i_date = i_display_in + (1ll << 32);
1832 else
1833 i_date = i_display_in;
1834 }
1835
1836 }
1837 }
1838 }
1839 p_content->i_dts =
1840 p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
1841 }
1842 es_out_Send( p_demux->out, pid->es->id, p_content );
1843 }
1844 static void ParseData( demux_t *p_demux, ts_pid_t *pid )
1845 {
1846 block_t *p_data = pid->es->p_data;
1847
1848 /* remove the pes from pid */
1849 pid->es->p_data = NULL;
1850 pid->es->i_data_size = 0;
1851 pid->es->i_data_gathered = 0;
1852 pid->es->pp_last = &pid->es->p_data;
1853
1854 if( pid->es->data_type == TS_ES_DATA_PES )
1855 {
1856 ParsePES( p_demux, pid, p_data );
1857 }
1858 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
1859 {
1860 ParseTableSection( p_demux, pid, p_data );
1861 }
1862 else
1863 {
1864 block_ChainRelease( p_data );
1865 }
1866 }
1867
1868 static block_t* ReadTSPacket( demux_t *p_demux )
1869 {
1870 demux_sys_t *p_sys = p_demux->p_sys;
1871
1872 block_t *p_pkt;
1873
1874 /* Get a new TS packet */
1875 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1876 {
1877 msg_Dbg( p_demux, "eof ?" );
1878 return NULL;
1879 }
1880
1881 /* Skip header (BluRay streams).
1882 * re-sync logic would do this (by adjusting packet start), but this would result in losing first and last ts packets.
1883 * First packet is usually PAT, and losing it means losing whole first GOP. This is fatal with still-image based menus.
1884 */
1885 p_pkt->p_buffer += p_sys->i_packet_header_size;
1886 p_pkt->i_buffer -= p_sys->i_packet_header_size;
1887
1888 /* Check sync byte and re-sync if needed */
1889 if( p_pkt->p_buffer[0] != 0x47 )
1890 {
1891 msg_Warn( p_demux, "lost synchro" );
1892 block_Release( p_pkt );
1893 while( vlc_object_alive (p_demux) )
1894 {
1895 const uint8_t *p_peek;
1896 int i_peek, i_skip = 0;
1897
1898 i_peek = stream_Peek( p_demux->s, &p_peek,
1899 p_sys->i_packet_size * 10 );
1900 if( i_peek < p_sys->i_packet_size + 1 )
1901 {
1902 msg_Dbg( p_demux, "eof ?" );
1903 return NULL;
1904 }
1905
1906 while( i_skip < i_peek - p_sys->i_packet_size )
1907 {
1908 if( p_peek[i_skip + p_sys->i_packet_header_size] == 0x47 &&
1909 p_peek[i_skip + p_sys->i_packet_header_size + p_sys->i_packet_size] == 0x47 )
1910 {
1911 break;
1912 }
1913 i_skip++;
1914 }
1915 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
1916 stream_Read( p_demux->s, NULL, i_skip );
1917
1918 if( i_skip < i_peek - p_sys->i_packet_size )
1919 {
1920 break;
1921 }
1922 }
1923 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1924 {
1925 msg_Dbg( p_demux, "eof ?" );
1926 return NULL;
1927 }
1928 }
1929 return p_pkt;
1930 }
1931
1932 static mtime_t AdjustPCRWrapAround( demux_t *p_demux, mtime_t i_pcr )
1933 {
1934 demux_sys_t *p_sys = p_demux->p_sys;
1935 /*
1936 * PCR is 33bit. If PCR reaches to 0x1FFFFFFFF (26:30:43.717), ressets from 0.
1937 * So, need to add 0x1FFFFFFFF, for calculating duration or current position.
1938 */
1939 mtime_t i_adjust = 0;
1940 int64_t i_pos = stream_Tell( p_demux->s );
1941 int i;
1942 for( i = 1; i < p_sys->i_pcrs_num && p_sys->p_pos[i] <= i_pos; ++i )
1943 {
1944 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1945 i_adjust += 0x1FFFFFFFF;
1946 }
1947 if( p_sys->p_pcrs[i-1] > i_pcr )
1948 i_adjust += 0x1FFFFFFFF;
1949
1950 return i_pcr + i_adjust;
1951 }
1952
1953 static mtime_t GetPCR( block_t *p_pkt )
1954 {
1955 const uint8_t *p = p_pkt->p_buffer;
1956
1957 mtime_t i_pcr = -1;
1958
1959 if( ( p[3]&0x20 ) && /* adaptation */
1960 ( p[5]&0x10 ) &&
1961 ( p[4] >= 7 ) )
1962 {
1963 /* PCR is 33 bits */
1964 i_pcr = ( (mtime_t)p[6] << 25 ) |
1965 ( (mtime_t)p[7] << 17 ) |
1966 ( (mtime_t)p[8] << 9 ) |
1967 ( (mtime_t)p[9] << 1 ) |
1968 ( (mtime_t)p[10] >> 7 );
1969 }
1970 return i_pcr;
1971 }
1972
1973 static int SeekToPCR( demux_t *p_demux, int64_t i_pos )
1974 {
1975 demux_sys_t *p_sys = p_demux->p_sys;
1976
1977 mtime_t i_pcr = -1;
1978 const int64_t i_initial_pos = stream_Tell( p_demux->s );
1979
1980 if( i_pos < 0 )
1981 return VLC_EGENERIC;
1982
1983 int64_t i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1984 if( i_pos > i_last_pos )
1985 i_pos = i_last_pos;
1986
1987 if( stream_Seek( p_demux->s, i_pos ) )
1988 return VLC_EGENERIC;
1989
1990 while( vlc_object_alive( p_demux ) )
1991 {
1992 block_t *p_pkt;
1993
1994 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1995 {
1996 break;
1997 }
1998 if( PIDGet( p_pkt ) == p_sys->i_pid_ref_pcr )
1999 {
2000 i_pcr = GetPCR( p_pkt );
2001 }
2002 block_Release( p_pkt );
2003 if( i_pcr >= 0 )
2004 break;
2005 if( stream_Tell( p_demux->s ) >= i_last_pos )
2006 break;
2007 }
2008 if( i_pcr < 0 )
2009 {
2010 stream_Seek( p_demux->s, i_initial_pos );
2011 assert( i_initial_pos == stream_Tell( p_demux->s ) );
2012 return VLC_EGENERIC;
2013 }
2014
2015 p_sys->i_current_pcr = i_pcr;
2016 return VLC_SUCCESS;
2017 }
2018
2019 static int Seek( demux_t *p_demux, double f_percent )
2020 {
2021 demux_sys_t *p_sys = p_demux->p_sys;
2022
2023 int64_t i_initial_pos = stream_Tell( p_demux->s );
2024 mtime_t i_initial_pcr = p_sys->i_current_pcr;
2025
2026 /*
2027 * Find the time position by using binary search algorithm.
2028 */
2029 mtime_t i_target_pcr = (p_sys->i_last_pcr - p_sys->i_first_pcr) * f_percent + p_sys->i_first_pcr;
2030
2031 int64_t i_head_pos = 0;
2032 int64_t i_tail_pos;
2033 {
2034 mtime_t i_adjust = 0;
2035 int i;
2036 for( i = 1; i < p_sys->i_pcrs_num; ++i )
2037 {
2038 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
2039 i_adjust += 0x1FFFFFFFF;
2040 if( p_sys->p_pcrs[i] + i_adjust > i_target_pcr )
2041 break;
2042 }
2043 i_head_pos = p_sys->p_pos[i-1];
2044 i_tail_pos = ( i < p_sys->i_pcrs_num ) ? p_sys->p_pos[i] : stream_Size( p_demux->s );
2045 }
2046 msg_Dbg( p_demux, "Seek():i_head_pos:%"PRId64", i_tail_pos:%"PRId64, i_head_pos, i_tail_pos);
2047
2048 bool b_found = false;
2049 int i_cnt = 0;
2050 while( i_head_pos <= i_tail_pos )
2051 {
2052 /* Round i_pos to a multiple of p_sys->i_packet_size */
2053 int64_t i_pos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
2054 int64_t i_div = i_pos % p_sys->i_packet_size;
2055 i_pos -= i_div;
2056 if( SeekToPCR( p_demux, i_pos ) )
2057 break;
2058 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
2059 int64_t i_diff_msec = (p_sys->i_current_pcr - i_target_pcr) * 100 / 9 / 1000;
2060 if( i_diff_msec > 500 )
2061 {
2062 i_tail_pos = i_pos - p_sys->i_packet_size;
2063 }
2064 else if( i_diff_msec < -500 )
2065 {
2066 i_head_pos = i_pos + p_sys->i_packet_size;
2067 }
2068 else
2069 {
2070 // diff time <= 500msec
2071 b_found = true;
2072 break;
2073 }
2074 ++i_cnt;
2075 }
2076 if( !b_found )
2077 {
2078 msg_Dbg( p_demux, "Seek():cannot find a time position. i_cnt:%d", i_cnt );
2079 stream_Seek( p_demux->s, i_initial_pos );
2080 p_sys->i_current_pcr = i_initial_pcr;
2081 return VLC_EGENERIC;
2082 }
2083 else
2084 {
2085 msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
2086 return VLC_SUCCESS;
2087 }
2088 }
2089
2090 static void GetFirstPCR( demux_t *p_demux )
2091 {
2092 demux_sys_t *p_sys = p_demux->p_sys;
2093
2094 int64_t i_initial_pos = stream_Tell( p_demux->s );
2095
2096 if( stream_Seek( p_demux->s, 0 ) )
2097 return;
2098
2099 while( vlc_object_alive (p_demux) )
2100 {
2101 block_t *p_pkt;
2102
2103 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
2104 {
2105 break;
2106 }
2107 mtime_t i_pcr = GetPCR( p_pkt );
2108 if( i_pcr >= 0 )
2109 {
2110 p_sys->i_pid_ref_pcr = PIDGet( p_pkt );
2111 p_sys->i_first_pcr = i_pcr;
2112 p_sys->i_current_pcr = i_pcr;
2113 }
2114 block_Release( p_pkt );
2115 if( p_sys->i_first_pcr >= 0 )
2116 break;
2117 }
2118 stream_Seek( p_demux->s, i_initial_pos );
2119 }
2120
2121 static void GetLastPCR( demux_t *p_demux )
2122 {
2123 demux_sys_t *p_sys = p_demux->p_sys;
2124
2125 const int64_t i_initial_pos = stream_Tell( p_demux->s );
2126 mtime_t i_initial_pcr = p_sys->i_current_pcr;
2127
2128 int64_t i_stream_size = stream_Size( p_demux->s );
2129 int64_t i_last_pos = i_stream_size - p_sys->i_packet_size;
2130 /* Round i_pos to a multiple of p_sys->i_packet_size */
2131 int64_t i_pos = i_last_pos - p_sys->i_packet_size * 4500; /* FIXME if the value is not reasonable, please change it. */
2132 int64_t i_div = i_pos % p_sys->i_packet_size;
2133 i_pos -= i_div;
2134
2135 if( i_pos <= i_initial_pos && i_pos >= i_stream_size )
2136 i_pos = i_initial_pos + p_sys->i_packet_size;
2137 if( i_pos < 0 && i_pos >= i_stream_size )
2138 return;
2139
2140 while( vlc_object_alive( p_demux ) )
2141 {
2142 if( SeekToPCR( p_demux, i_pos ) )
2143 break;
2144 p_sys->i_last_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
2145 if( ( i_pos = stream_Tell( p_demux->s ) ) >= i_last_pos )
2146 break;
2147 }
2148 if( p_sys->i_last_pcr >= 0 )
2149 {
2150 int64_t i_size = stream_Size( p_demux->s );
2151 mtime_t i_duration_msec = ( p_sys->i_last_pcr - p_sys->i_first_pcr ) * 100 / 9 / 1000;
2152 int64_t i_rate = ( i_size < 0 || i_duration_msec <= 0 ) ? 0 : i_size * 1000 * 8 / i_duration_msec;
2153 const int64_t TS_SUPPOSED_MAXRATE = 55 * 1000 * 1000; //FIXME I think it's enough.
2154 const int64_t TS_SUPPOSED_MINRATE = 0.5 * 1000 * 1000; //FIXME
2155 if( i_rate < TS_SUPPOSED_MINRATE || i_rate > TS_SUPPOSED_MAXRATE )
2156 {
2157 msg_Dbg( p_demux, "calculated bitrate (%"PRId64"bit/s) is too low or too high. min bitrate (%"PRId64"bit/s) max bitrate (%"PRId64"bit/s)",
2158 i_rate, TS_SUPPOSED_MINRATE, TS_SUPPOSED_MAXRATE );
2159 p_sys->i_last_pcr = -1;
2160 }
2161 }
2162 stream_Seek( p_demux->s, i_initial_pos );
2163 assert( i_initial_pos == stream_Tell( p_demux->s ) );
2164 p_sys->i_current_pcr = i_initial_pcr;
2165 }
2166
2167 static void CheckPCR( demux_t *p_demux )
2168 {
2169 demux_sys_t *p_sys = p_demux->p_sys;
2170
2171 int64_t i_initial_pos = stream_Tell( p_demux->s );
2172 mtime_t i_initial_pcr = p_sys->i_current_pcr;
2173
2174 int64_t i_size = stream_Size( p_demux->s );
2175
2176 int i = 0;
2177 p_sys->p_pcrs[0] = p_sys->i_first_pcr;
2178 p_sys->p_pos[0] = i_initial_pos;
2179
2180 for( i = 1; i < p_sys->i_pcrs_num && vlc_object_alive( p_demux ); ++i )
2181 {
2182 /* Round i_pos to a multiple of p_sys->i_packet_size */
2183 int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
2184 int64_t i_div = i_pos % p_sys->i_packet_size;
2185 i_pos -= i_div;
2186 if( SeekToPCR( p_demux, i_pos ) )
2187 break;
2188 p_sys->p_pcrs[i] = p_sys->i_current_pcr;
2189 p_sys->p_pos[i] = stream_Tell( p_demux->s );
2190 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
2191 {
2192 msg_Dbg( p_demux, "PCR Wrap Around found between %d%% and %d%% (pcr:%"PRId64"(0x%09"PRIx64") pcr:%"PRId64"(0x%09"PRIx64"))",
2193 (int)((i-1)*100/p_sys->i_pcrs_num), (int)(i*100/p_sys->i_pcrs_num), p_sys->p_pcrs[i-1], p_sys->p_pcrs[i-1], p_sys->p_pcrs[i], p_sys->p_pcrs[i] );
2194 }
2195 }
2196 if( i < p_sys->i_pcrs_num )
2197 {
2198 msg_Dbg( p_demux, "Force Seek Per Percent: Seeking failed at %d%%.", (int)(i*100/p_sys->i_pcrs_num) );
2199 p_sys->b_force_seek_per_percent = true;
2200 }
2201
2202 stream_Seek( p_demux->s, i_initial_pos );
2203 p_sys->i_current_pcr = i_initial_pcr;
2204 }
2205
2206 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2207 {
2208 demux_sys_t *p_sys = p_demux->p_sys;
2209
2210 if( p_sys->i_pmt_es <= 0 )
2211 return;
2212
2213 mtime_t i_pcr = GetPCR( p_bk );
2214 if( i_pcr < 0 )
2215 return;
2216
2217 if( p_sys->i_pid_ref_pcr == pid->i_pid )
2218 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
2219
2220 /* Search program and set the PCR */
2221 int i_group = -1;
2222 for( int i = 0; i < p_sys->i_pmt && i_group < 0 ; i++ )
2223 {
2224 bool b_pmt_has_es = false;
2225
2226 for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
2227 {
2228 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
2229 {
2230 /* We've found our target group */
2231 p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
2232 i_group = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
2233 for( int j = 0; j < 8192; j++ )
2234 {
2235 const ts_pid_t *pid = &p_sys->pid[j];
2236 if( pid->b_valid && pid->p_owner == p_sys->pmt[i]->psi && pid->es )
2237 {
2238 b_pmt_has_es = true;
2239 break;
2240 }
2241 }
2242 }
2243 }
2244
2245 if ( p_sys->b_trust_pcr && i_group > 0 && b_pmt_has_es )
2246 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
2247 i_group, VLC_TS_0 + i_pcr * 100 / 9 );
2248 }
2249 }
2250
2251 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2252 {
2253 const uint8_t *p = p_bk->p_buffer;
2254 const bool b_unit_start = p[1]&0x40;
2255 const bool b_scrambled = p[3]&0x80;
2256 const bool b_adaptation = p[3]&0x20;
2257 const bool b_payload = p[3]&0x10;
2258 const int i_cc = p[3]&0x0f; /* continuity counter */
2259 bool b_discontinuity = false; /* discontinuity */
2260
2261 /* transport_scrambling_control is ignored */
2262 int i_skip = 0;
2263 bool i_ret = false;
2264
2265 #if 0
2266 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
2267 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
2268 b_payload, i_cc );
2269 #endif
2270
2271 /* For now, ignore additional error correction
2272 * TODO: handle Reed-Solomon 204,188 error correction */
2273 p_bk->i_buffer = TS_PACKET_SIZE_188;
2274
2275 if( p[1]&0x80 )
2276 {
2277 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
2278 pid->i_pid );
2279 if( pid->es->p_data ) //&& pid->es->fmt.i_cat == VIDEO_ES )
2280 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2281 }
2282
2283 if( p_demux->p_sys->csa )
2284 {
2285 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
2286 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
2287 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
2288 }
2289
2290 if( !b_adaptation )
2291 {
2292 /* We don't have any adaptation_field, so payload starts
2293 * immediately after the 4 byte TS header */
2294 i_skip = 4;
2295 }
2296 else
2297 {
2298 /* p[4] is adaptation_field_length minus one */
2299 i_skip = 5 + p[4];
2300 if( p[4] > 0 )
2301 {
2302 /* discontinuity indicator found in stream */
2303 b_discontinuity = (p[5]&0x80) ? true : false;
2304 if( b_discontinuity && pid->es->p_data )
2305 {
2306 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
2307 pid->i_pid );
2308 /* pid->es->p_data->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
2309 }
2310 #if 0
2311 if( p[5]&0x40 )
2312 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
2313 #endif
2314 }
2315 }
2316
2317 /* Test continuity counter */
2318 /* continuous when (one of this):
2319 * diff == 1
2320 * diff == 0 and payload == 0
2321 * diff == 0 and duplicate packet (playload != 0) <- should we
2322 * test the content ?
2323 */
2324 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
2325 if( b_payload && i_diff == 1 )
2326 {
2327 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
2328 }
2329 else
2330 {
2331 if( pid->i_cc == 0xff )
2332 {
2333 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
2334 pid->i_pid, i_cc );
2335 pid->i_cc = i_cc;
2336 }
2337 else if( i_diff != 0 && !b_discontinuity )
2338 {
2339 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
2340 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
2341
2342 pid->i_cc = i_cc;
2343 if( pid->es->p_data && pid->es->fmt.i_cat != VIDEO_ES )
2344 {
2345 /* Small video artifacts are usually better than
2346 * dropping full frames */
2347 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2348 }
2349 }
2350 }
2351
2352 PCRHandle( p_demux, pid, p_bk );
2353
2354 if( i_skip >= 188 || pid->es->id == NULL )
2355 {
2356 block_Release( p_bk );
2357 return i_ret;
2358 }
2359
2360 /* */
2361 if( !pid->b_scrambled != !b_scrambled )
2362 {
2363 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
2364 pid->i_pid, pid->b_scrambled, b_scrambled );
2365
2366 pid->b_scrambled = b_scrambled;
2367
2368 for( int i = 0; i < pid->i_extra_es; i++ )
2369 {
2370 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2371 pid->extra_es[i]->id, b_scrambled );
2372 }
2373 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2374 pid->es->id, b_scrambled );
2375 }
2376
2377 /* We have to gather it */
2378 p_bk->p_buffer += i_skip;
2379 p_bk->i_buffer -= i_skip;
2380
2381 if( b_unit_start )
2382 {
2383 if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION && p_bk->i_buffer > 0 )
2384 {
2385 int i_pointer_field = __MIN( p_bk->p_buffer[0], p_bk->i_buffer - 1 );
2386 block_t *p = block_Duplicate( p_bk );
2387 if( p )
2388 {
2389 p->i_buffer = i_pointer_field;
2390 p->p_buffer++;
2391 block_ChainLastAppend( &pid->es->pp_last, p );
2392 }
2393 p_bk->i_buffer -= 1 + i_pointer_field;
2394 p_bk->p_buffer += 1 + i_pointer_field;
2395 }
2396 if( pid->es->p_data )
2397 {
2398 ParseData( p_demux, pid );
2399 i_ret = true;
2400 }
2401
2402 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2403 if( pid->es->data_type == TS_ES_DATA_PES )
2404 {
2405 if( p_bk->i_buffer > 6 )
2406 {
2407 pid->es->i_data_size = GetWBE( &p_bk->p_buffer[4] );
2408 if( pid->es->i_data_size > 0 )
2409 {
2410 pid->es->i_data_size += 6;
2411 }
2412 }
2413 }
2414 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
2415 {
2416 if( p_bk->i_buffer > 3 && p_bk->p_buffer[0] != 0xff )
2417 {
2418 pid->es->i_data_size = 3 + (((p_bk->p_buffer[1] & 0xf) << 8) | p_bk->p_buffer[2]);
2419 }
2420 }
2421 pid->es->i_data_gathered += p_bk->i_buffer;
2422 if( pid->es->i_data_size > 0 &&
2423 pid->es->i_data_gathered >= pid->es->i_data_size )
2424 {
2425 ParseData( p_demux, pid );
2426 i_ret = true;
2427 }
2428 }
2429 else
2430 {
2431 if( pid->es->p_data == NULL )
2432 {
2433 /* msg_Dbg( p_demux, "broken packet" ); */
2434 block_Release( p_bk );
2435 }
2436 else
2437 {
2438 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2439 pid->es->i_data_gathered += p_bk->i_buffer;
2440
2441 if( pid->es->i_data_size > 0 &&
2442 pid->es->i_data_gathered >= pid->es->i_data_size )
2443 {
2444 ParseData( p_demux, pid );
2445 i_ret = true;
2446 }
2447 }
2448 }
2449
2450 return i_ret;
2451 }
2452
2453 static void PIDFillFormat( es_format_t *fmt, int i_stream_type )
2454 {
2455 switch( i_stream_type )
2456 {
2457 case 0x01: /* MPEG-1 video */
2458 case 0x02: /* MPEG-2 video */
2459 case 0x80: /* MPEG-2 MOTO video */
2460 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
2461 break;
2462 case 0x03: /* MPEG-1 audio */
2463 case 0x04: /* MPEG-2 audio */
2464 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
2465 break;
2466 case 0x11: /* MPEG4 (audio) LATM */
2467 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
2468 case 0x1c: /* ISO/IEC 14496-3 Audio, without using any additional
2469 transport syntax, such as DST, ALS and SLS */
2470 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
2471 break;
2472 case 0x10: /* MPEG4 (video) */
2473 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
2474 break;
2475 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
2476 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
2477 break;
2478 case 0x24: /* HEVC */
2479 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_HEVC );
2480 break;
2481 case 0x42: /* CAVS (Chinese AVS) */
2482 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
2483 break;
2484
2485 case 0x81: /* A52 (audio) */
2486 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
2487 break;
2488 case 0x82: /* SCTE-27 (sub) */
2489 es_format_Init( fmt, SPU_ES, VLC_CODEC_SCTE_27 );
2490 break;
2491 case 0x84: /* SDDS (audio) */
2492 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
2493 break;
2494 case 0x85: /* DTS (audio) */
2495 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
2496 break;
2497 case 0x87: /* E-AC3 */
2498 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
2499 break;
2500
2501 case 0x91: /* A52 vls (audio) */
2502 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
2503 break;
2504 case 0x92: /* DVD_SPU vls (sub) */
2505 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
2506 break;
2507
2508 case 0x94: /* SDDS (audio) */
2509 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
2510 break;
2511
2512 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
2513 es_format_Init( fmt, UNKNOWN_ES, 0 );
2514 break;
2515
2516 case 0x06: /* PES_PRIVATE (fixed later) */
2517 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
2518 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
2519 default:
2520 es_format_Init( fmt, UNKNOWN_ES, 0 );
2521 break;
2522 }
2523
2524 /* PES packets usually contain truncated frames */
2525 fmt->b_packetized = false;
2526 }
2527
2528 /*****************************************************************************
2529 * MP4 specific functions (IOD parser)
2530 *****************************************************************************/
2531 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
2532 {
2533 unsigned int i_b;
2534 unsigned int i_len = 0;
2535 do
2536 {
2537 i_b = **pp_data;
2538 (*pp_data)++;
2539 (*pi_data)--;
2540 i_len = ( i_len << 7 ) + ( i_b&0x7f );
2541
2542 } while( i_b&0x80 && *pi_data > 0 );
2543
2544 if (i_len > *pi_data)
2545 i_len = *pi_data;
2546
2547 return i_len;
2548 }
2549
2550 static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
2551 {
2552 uint32_t res = 0;
2553 while( *pi_data > 0 && bytes-- )
2554 {
2555 res <<= 8;
2556 res |= **pp_data;
2557 (*pp_data)++;
2558 (*pi_data)--;
2559 }
2560
2561 return res;
2562 }
2563
2564 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
2565 {
2566 int len = IODGetBytes( pi_data, pp_data, 1 );
2567 if (len > *pi_data)
2568 len = *pi_data;
2569 char *url = strndup( (char*)*pp_data, len );
2570 *pp_data += len;
2571 *pi_data -= len;
2572 return url;
2573 }
2574
2575 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
2576 {
2577 uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
2578
2579 iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
2580 if( !p_iod )
2581 return NULL;
2582
2583 if( i_data < 3 )
2584 {
2585 return p_iod;
2586 }
2587
2588 byte1 = IODGetBytes( &i_data, &p_data, 1 );
2589 byte2 = IODGetBytes( &i_data, &p_data, 1 );
2590 byte3 = IODGetBytes( &i_data, &p_data, 1 );
2591 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
2592 {
2593 i_iod_label = byte1;
2594 i_iod_tag = byte2;
2595 }
2596 else //correct implementation of the IOD_descriptor
2597 {
2598 i_iod_label = byte2;
2599 i_iod_tag = byte3;
2600 }
2601
2602 ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
2603
2604 if( i_iod_tag != 0x02 )
2605 {
2606 ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
2607 return p_iod;
2608 }
2609
2610 IODDescriptorLength( &i_data, &p_data );
2611
2612 uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
2613 uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
2614 i_od_id |= i_flags >> 6;
2615 ts_debug( "\n* od_id:%d", i_od_id );
2616 ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
2617 if ((i_flags >> 5) & 0x01)
2618 {
2619 p_iod->psz_url = IODGetURL( &i_data, &p_data );
2620 ts_debug( "\n* url string:%s", p_iod->psz_url );
2621 ts_debug( "\n*****************************\n" );
2622 return p_iod;
2623 }
2624 else
2625 {
2626 p_iod->psz_url = NULL;
2627 }
2628
2629 /* Profile Level Indication */
2630 IODGetBytes( &i_data, &p_data, 1 ); /* OD */
2631 IODGetBytes( &i_data, &p_data, 1 ); /* scene */
2632 IODGetBytes( &i_data, &p_data, 1 ); /* audio */
2633 IODGetBytes( &i_data, &p_data, 1 ); /* visual */
2634 IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
2635
2636 int i_length = 0;
2637 int i_data_sav = i_data;
2638 uint8_t *p_data_sav = p_data;
2639 for (int i = 0; i_data > 0 && i < ES_DESCRIPTOR_COUNT; i++)
2640 {
2641 es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
2642
2643 p_data = p_data_sav + i_length;
2644 i_data = i_data_sav - i_length;
2645
2646 int i_tag = IODGetBytes( &i_data, &p_data, 1 );
2647 i_length = IODDescriptorLength( &i_data, &p_data );
2648
2649 i_data_sav = i_data;
2650 p_data_sav = p_data;
2651
2652 i_data = i_length;
2653
2654 if ( i_tag != 0x03 )
2655 {
2656 ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
2657 continue;
2658 }
2659
2660 es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
2661 int i_flags = IODGetBytes( &i_data, &p_data, 1 );
2662 bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
2663 if( b_streamDependenceFlag )
2664 IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
2665
2666 if( (i_flags >> 6) & 0x01 )
2667 es_descr->psz_url = IODGetURL( &i_data, &p_data );
2668
2669 bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
2670 if( b_OCRStreamFlag )
2671 IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
2672
2673 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
2674 {
2675 ts_debug( "\n* ERR missing DecoderConfigDescr" );
2676 continue;
2677 }
2678 int i_config_desc_length = IODDescriptorLength( &i_data, &p_data ); /* DecoderConfigDescr_length */
2679 decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
2680 dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
2681 i_flags = IODGetBytes( &i_data, &p_data, 1 );
2682 dec_descr->i_streamType = i_flags >> 2;
2683
2684 IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
2685 IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
2686 IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
2687
2688 if( i_config_desc_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
2689 {
2690 dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
2691 if( dec_descr->i_extra > 0 )
2692 {
2693 dec_descr->p_extra = xmalloc( dec_descr->i_extra );
2694 memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
2695 p_data += dec_descr->i_extra;
2696 i_data -= dec_descr->i_extra;
2697 }
2698 }
2699 else
2700 {
2701 dec_descr->i_extra = 0;
2702 dec_descr->p_extra = NULL;
2703 }
2704
2705 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
2706 {
2707 ts_debug( "\n* ERR missing SLConfigDescr" );
2708 continue;
2709 }
2710 IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
2711 switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
2712 {
2713 default:
2714 ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
2715 case 0x01:
2716 // FIXME
2717 break;
2718 }
2719 es_descr->b_ok = true;
2720 }
2721
2722 return p_iod;
2723 }
2724
2725 static void IODFree( iod_descriptor_t *p_iod )
2726 {
2727 if( p_iod->psz_url )
2728 {
2729 free( p_iod->psz_url );
2730 free( p_iod );
2731 return;
2732 }
2733
2734 for( int i = 0; i < 255; i++ )
2735 {
2736 #define es_descr p_iod->es_descr[i]
2737 if( es_descr.b_ok )
2738 {
2739 if( es_descr.psz_url )
2740 free( es_descr.psz_url );
2741 else
2742 free( es_descr.dec_descr.p_extra );
2743 }
2744 #undef es_descr
2745 }
2746 free( p_iod );
2747 }
2748
2749 /****************************************************************************
2750 ****************************************************************************
2751 ** libdvbpsi callbacks
2752 ****************************************************************************
2753 ****************************************************************************/
2754 static bool ProgramIsSelected( demux_t *p_demux, uint16_t i_pgrm )
2755 {
2756 demux_sys_t *p_sys = p_demux->p_sys;
2757
2758 if( ( p_sys->i_current_program == -1 && p_sys->programs_list.i_count == 0 ) ||
2759 p_sys->i_current_program == 0 )
2760 return true;
2761 if( p_sys->i_current_program == i_pgrm )
2762 return true;
2763
2764 if( p_sys->programs_list.i_count != 0 )
2765 {
2766 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
2767 {
2768 if( i_pgrm == p_sys->programs_list.p_values[i].i_int )
2769 return true;
2770 }
2771 }
2772 return false;
2773 }
2774
2775 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
2776 {
2777 demux_sys_t *p_sys = p_demux->p_sys;
2778
2779 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
2780 return;
2781
2782 msg_Warn( p_demux, "Switching to non DVB mode" );
2783
2784 /* This doesn't look like a DVB stream so don't try
2785 * parsing the SDT/EDT/TDT */
2786
2787 for( int i = 0x11; i <= 0x14; i++ )
2788 {
2789 if( i == 0x13 ) continue;
2790 ts_pid_t *p_pid = &p_sys->pid[i];
2791 if( p_pid->psi )
2792 {
2793
2794 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
2795 if( dvbpsi_decoder_present( p_pid->psi->handle ))
2796 dvbpsi_DetachDemux( p_pid->psi->handle );
2797 dvbpsi_delete( p_pid->psi->handle );
2798 #else
2799 dvbpsi_DetachDemux( p_pid->psi->handle );
2800 #endif
2801 free( p_pid->psi );
2802 p_pid->psi = NULL;
2803 p_pid->b_valid = false;
2804 }
2805 SetPIDFilter( p_demux, i, false );
2806 }
2807 p_sys->b_dvb_meta = false;
2808 }
2809
2810 #include "dvb-text.h"
2811
2812 static char *EITConvertToUTF8( demux_t *p_demux,
2813 const unsigned char *psz_instring,
2814 size_t i_length,
2815 bool b_broken )
2816 {
2817 demux_sys_t *p_sys = p_demux->p_sys;
2818 #ifdef HAVE_ARIBB24
2819 if( p_sys->arib.e_mode == ARIBMODE_ENABLED )
2820 {
2821 if ( !p_sys->arib.p_instance )
2822 p_sys->arib.p_instance = arib_instance_new( p_demux );
2823 if ( !p_sys->arib.p_instance )
2824 return NULL;
2825 arib_decoder_t *p_decoder = arib_get_decoder( p_sys->arib.p_instance );
2826 if ( !p_decoder )
2827 return NULL;
2828
2829 char *psz_outstring = NULL;
2830 size_t i_out;
2831
2832 i_out = i_length * 4;
2833 psz_outstring = (char*) calloc( i_out + 1, sizeof(char) );
2834 if( !psz_outstring )
2835 return NULL;
2836
2837 arib_initialize_decoder( p_decoder );
2838 i_out = arib_decode_buffer( p_decoder, psz_instring, i_length,
2839 psz_outstring, i_out );
2840 arib_finalize_decoder( p_decoder );
2841
2842 return psz_outstring;
2843 }
2844 #else
2845 VLC_UNUSED(p_sys);
2846 #endif
2847 /* Deal with no longer broken providers (no switch byte
2848 but sending ISO_8859-1 instead of ISO_6937) without
2849 removing them from the broken providers table
2850 (keep the entry for correctly handling recorded TS).
2851 */
2852 b_broken = b_broken && i_length && *psz_instring > 0x20;
2853
2854 if( b_broken )
2855 return FromCharset( "ISO_8859-1", psz_instring, i_length );
2856 return vlc_from_EIT( psz_instring, i_length );
2857 }
2858
2859 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
2860 {
2861 demux_sys_t *p_sys = p_demux->p_sys;
2862 ts_pid_t *sdt = &p_sys->pid[0x11];
2863 dvbpsi_sdt_service_t *p_srv;
2864
2865 msg_Dbg( p_demux, "SDTCallBack called" );
2866
2867 if( sdt->psi->i_sdt_version != -1 &&
2868 ( !p_sdt->b_current_next ||
2869 p_sdt->i_version == sdt->psi->i_sdt_version ) )
2870 {
2871 dvbpsi_DeleteSDT( p_sdt );
2872 return;
2873 }
2874
2875 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
2876 "network_id=%d",
2877 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
2878 p_sdt->i_extension,
2879 #else
2880 p_sdt->i_ts_id,
2881 #endif
2882 p_sdt->i_version, p_sdt->b_current_next,
2883 p_sdt->i_network_id );
2884
2885 p_sys->b_broken_charset = false;
2886
2887 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
2888 {
2889 vlc_meta_t *p_meta;
2890 dvbpsi_descriptor_t *p_dr;
2891
2892 const char *psz_type = NULL;
2893 const char *psz_status = NULL;
2894
2895 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
2896 "running=%d free_ca=%d",
2897 p_srv->i_service_id, p_srv->b_eit_schedule,
2898 p_srv->b_eit_present, p_srv->i_running_status,
2899 p_srv->b_free_ca );
2900
2901 p_meta = vlc_meta_New();
2902 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2903 {
2904 if( p_dr->i_tag == 0x48 )
2905 {
2906 static const char *ppsz_type[17] = {
2907 "Reserved",
2908 "Digital television service",
2909 "Digital radio sound service",
2910 "Teletext service",
2911 "NVOD reference service",
2912 "NVOD time-shifted service",
2913 "Mosaic service",
2914 "PAL coded signal",
2915 "SECAM coded signal",
2916 "D/D2-MAC",
2917 "FM Radio",
2918 "NTSC coded signal",
2919 "Data broadcast service",
2920 "Reserved for Common Interface Usage",
2921 "RCS Map (see EN 301 790 [35])",
2922 "RCS FLS (see EN 301 790 [35])",
2923 "DVB MHP service"
2924 };
2925 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
2926 char *str1 = NULL;
2927 char *str2 = NULL;
2928
2929 /* Workarounds for broadcasters with broken EPG */
2930
2931 if( p_sdt->i_network_id == 133 )
2932 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
2933
2934 /* List of providers using ISO8859-1 */
2935 static const char ppsz_broken_providers[][8] = {
2936 "CSAT", /* CanalSat FR */
2937 "GR1", /* France televisions */
2938 "MULTI4", /* NT1 */
2939 "MR5", /* France 2/M6 HD */
2940 ""
2941 };
2942 for( int i = 0; *ppsz_broken_providers[i]; i++ )
2943 {
2944 const size_t i_length = strlen(ppsz_broken_providers[i]);
2945 if( pD->i_service_provider_name_length == i_length &&
2946 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
2947 p_sys->b_broken_charset = true;
2948 }
2949
2950 /* FIXME: Digital+ ES also uses ISO8859-1 */
2951
2952 str1 = EITConvertToUTF8(p_demux,
2953 pD->i_service_provider_name,
2954 pD->i_service_provider_name_length,
2955 p_sys->b_broken_charset );
2956 str2 = EITConvertToUTF8(p_demux,
2957 pD->i_service_name,
2958 pD->i_service_name_length,
2959 p_sys->b_broken_charset );
2960
2961 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
2962 pD->i_service_type, str1, str2 );
2963
2964 vlc_meta_SetTitle( p_meta, str2 );
2965 vlc_meta_SetPublisher( p_meta, str1 );
2966 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
2967 psz_type = ppsz_type[pD->i_service_type];
2968 free( str1 );
2969 free( str2 );
2970 }
2971 }
2972
2973 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
2974 {
2975 static const char *ppsz_status[5] = {
2976 "Unknown",
2977 "Not running",
2978 "Starts in a few seconds",
2979 "Pausing",
2980 "Running"
2981 };
2982 psz_status = ppsz_status[p_srv->i_running_status];
2983 }
2984
2985 if( psz_type )
2986 vlc_meta_AddExtra( p_meta, "Type", psz_type );
2987 if( psz_status )
2988 vlc_meta_AddExtra( p_meta, "Status", psz_status );
2989
2990 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
2991 p_srv->i_service_id, p_meta );
2992 vlc_meta_Delete( p_meta );
2993 }
2994
2995 sdt->psi->i_sdt_version = p_sdt->i_version;
2996 dvbpsi_DeleteSDT( p_sdt );
2997 }
2998
2999 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
3000 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
3001 {
3002 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
3003 int64_t i_day;
3004
3005 if( i_year < 70 ||
3006 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
3007 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
3008 return -1;
3009
3010 /* Count the number of days */
3011 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
3012 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
3013 for( int i = 70; i < i_year; i++ )
3014 i_day += LEAP(1900+i);
3015 if( i_month > 1 )
3016 i_day += LEAP(1900+i_year);
3017 #undef LEAP
3018 /**/
3019 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
3020 }
3021
3022 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
3023 {
3024 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
3025 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
3026 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
3027
3028 *p_y = 1900 + yp + c*1;
3029 *p_m = mp - 1 - c*12;
3030 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
3031 }
3032 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
3033 static int64_t EITConvertStartTime( uint64_t i_date )
3034 {
3035 const int i_mjd = i_date >> 24;
3036 const int i_hour = CVT_FROM_BCD(i_date >> 16);
3037 const int i_minute = CVT_FROM_BCD(i_date >> 8);
3038 const int i_second = CVT_FROM_BCD(i_date );
3039 int i_year;
3040 int i_month;
3041 int i_day;
3042
3043 /* if all 40 bits are 1, the start is unknown */
3044 if( i_date == UINT64_C(0xffffffffff) )
3045 return -1;
3046
3047 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
3048 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
3049 }
3050 static int EITConvertDuration( uint32_t i_duration )
3051 {
3052 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
3053 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
3054 CVT_FROM_BCD(i_duration );
3055 }
3056 #undef CVT_FROM_BCD
3057
3058 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
3059 {
3060 demux_sys_t *p_sys = p_demux->p_sys;
3061
3062 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
3063 - mdate();
3064 dvbpsi_DeleteTOT(p_tdt);
3065 }
3066
3067
3068 static void EITCallBack( demux_t *p_demux,
3069 dvbpsi_eit_t *p_eit, bool b_current_following )
3070 {
3071 demux_sys_t *p_sys = p_demux->p_sys;
3072 dvbpsi_eit_event_t *p_evt;
3073 vlc_epg_t *p_epg;
3074
3075 msg_Dbg( p_demux, "EITCallBack called" );
3076 if( !p_eit->b_current_next )
3077 {
3078 dvbpsi_DeleteEIT( p_eit );
3079 return;
3080 }
3081
3082 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
3083 "ts_id=%d network_id=%d segment_last_section_number=%d "
3084 "last_table_id=%d",
3085 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3086 p_eit->i_extension,
3087 #else
3088 p_eit->i_service_id,
3089 #endif
3090 p_eit->i_version, p_eit->b_current_next,
3091 p_eit->i_ts_id, p_eit->i_network_id,
3092 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
3093
3094 p_epg = vlc_epg_New( NULL );
3095 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
3096 {
3097 dvbpsi_descriptor_t *p_dr;
3098 char *psz_name = NULL;
3099 char *psz_text = NULL;
3100 char *psz_extra = strdup("");
3101 int64_t i_start;
3102 int i_duration;
3103 int i_min_age = 0;
3104 int64_t i_tot_time = 0;
3105
3106 i_start = EITConvertStartTime( p_evt->i_start_time );
3107 i_duration = EITConvertDuration( p_evt->i_duration );
3108
3109 if( p_sys->arib.e_mode == ARIBMODE_ENABLED )
3110 {
3111 if( p_sys->i_tdt_delta == 0 )
3112 p_sys->i_tdt_delta = CLOCK_FREQ * (i_start + i_duration - 5) - mdate();
3113
3114 //i_start -= 9 * 60 * 60; // JST -> UTC
3115 time_t timer = time( NULL );
3116 int64_t diff = difftime( mktime( localtime( &timer ) ),
3117 mktime( gmtime( &timer ) ) );
3118 i_start -= diff;
3119 i_tot_time = (mdate() + p_sys->i_tdt_delta) / CLOCK_FREQ - diff;
3120
3121 if( p_evt->i_running_status == 0x00 &&
3122 (i_start - 5 < i_tot_time &&
3123 i_tot_time < i_start + i_duration + 5) )
3124 {
3125 p_evt->i_running_status = 0x04;
3126 msg_Dbg( p_demux, " EIT running status 0x00 -> 0x04" );
3127 }
3128 }
3129
3130 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
3131 "running=%d free_ca=%d",
3132 p_evt->i_event_id, (int)i_start, (int)i_duration,
3133 p_evt->i_running_status, p_evt->b_free_ca );
3134
3135 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
3136 {
3137 switch(p_dr->i_tag)
3138 {
3139 case 0x4d:
3140 {
3141 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
3142
3143 /* Only take first description, as we don't handle language-info
3144 for epg atm*/
3145 if( pE && psz_name == NULL)
3146 {
3147 psz_name = EITConvertToUTF8( p_demux,
3148 pE->i_event_name, pE->i_event_name_length,
3149 p_sys->b_broken_charset );
3150 psz_text = EITConvertToUTF8( p_demux,
3151 pE->i_text, pE->i_text_length,
3152 p_sys->b_broken_charset );
3153 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
3154 pE->i_iso_639_code, psz_name, psz_text );
3155 }
3156 }
3157 break;
3158
3159 case 0x4e:
3160 {
3161 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
3162 if( pE )
3163 {
3164 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
3165 pE->i_iso_639_code,
3166 pE->i_descriptor_number, pE->i_last_descriptor_number );
3167
3168 if( pE->i_text_length > 0 )
3169 {
3170 char *psz_text = EITConvertToUTF8( p_demux,
3171 pE->i_text, pE->i_text_length,
3172 p_sys->b_broken_charset );
3173 if( psz_text )
3174 {
3175 msg_Dbg( p_demux, " - text='%s'", psz_text );
3176
3177 psz_extra = xrealloc( psz_extra,
3178 strlen(psz_extra) + strlen(psz_text) + 1 );
3179 strcat( psz_extra, psz_text );
3180 free( psz_text );
3181 }
3182 }
3183
3184 for( int i = 0; i < pE->i_entry_count; i++ )
3185 {
3186 char *psz_dsc = EITConvertToUTF8( p_demux,
3187 pE->i_item_description[i],
3188 pE->i_item_description_length[i],
3189 p_sys->b_broken_charset );
3190 char *psz_itm = EITConvertToUTF8( p_demux,
3191 pE->i_item[i], pE->i_item_length[i],
3192 p_sys->b_broken_charset );
3193
3194 if( psz_dsc && psz_itm )
3195 {
3196 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
3197 #if 0
3198 psz_extra = xrealloc( psz_extra,
3199 strlen(psz_extra) + strlen(psz_dsc) +
3200 strlen(psz_itm) + 3 + 1 );
3201 strcat( psz_extra, "(" );
3202 strcat( psz_extra, psz_dsc );
3203 strcat( psz_extra, " " );
3204 strcat( psz_extra, psz_itm );
3205 strcat( psz_extra, ")" );
3206 #endif
3207 }
3208 free( psz_dsc );
3209 free( psz_itm );
3210 }
3211 }
3212 }
3213 break;
3214
3215 case 0x55:
3216 {
3217 dvbpsi_parental_rating_dr_t *pR = dvbpsi_DecodeParentalRatingDr( p_dr );
3218 if ( pR )
3219 {
3220 for ( int i = 0; i < pR->i_ratings_number; i++ )
3221 {
3222 const dvbpsi_parental_rating_t *p_rating = & pR->p_parental_rating[ i ];
3223 if ( p_rating->i_rating > 0x00 && p_rating->i_rating <= 0x0F )
3224 {
3225 if ( p_rating->i_rating + 3 > i_min_age )
3226 i_min_age = p_rating->i_rating + 3;
3227 msg_Dbg( p_demux, " - parental control set to %d years",
3228 i_min_age );
3229 }
3230 }
3231 }
3232 }
3233 break;
3234
3235 default:
3236 msg_Dbg( p_demux, " - event unknown dr 0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
3237 break;
3238 }
3239 }
3240
3241 /* */
3242 if( i_start > 0 && psz_name && psz_text)
3243 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
3244 *psz_extra ? psz_extra : NULL, i_min_age );
3245
3246 /* Update "now playing" field */
3247 if( p_evt->i_running_status == 0x04 && i_start > 0 && psz_name && psz_text )
3248 vlc_epg_SetCurrent( p_epg, i_start );
3249
3250 free( psz_name );
3251 free( psz_text );
3252
3253 free( psz_extra );
3254 }
3255 if( p_epg->i_event > 0 )
3256 {
3257 if( b_current_following &&
3258 ( p_sys->i_current_program == -1 ||
3259 p_sys->i_current_program ==
3260 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3261 p_eit->i_extension
3262 #else
3263 p_eit->i_service_id
3264 #endif
3265 ) )
3266 {
3267 p_sys->i_dvb_length = 0;
3268 p_sys->i_dvb_start = 0;
3269
3270 if( p_epg->p_current )
3271 {
3272 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
3273 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
3274 }
3275 }
3276 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG,
3277 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3278 p_eit->i_extension,
3279 #else
3280 p_eit->i_service_id,
3281 #endif
3282 p_epg );
3283 }
3284 vlc_epg_Delete( p_epg );
3285
3286 dvbpsi_DeleteEIT( p_eit );
3287 }
3288 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
3289 {
3290 EITCallBack( p_demux, p_eit, true );
3291 }
3292 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
3293 {
3294 EITCallBack( p_demux, p_eit, false );
3295 }
3296
3297 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3298 static void PSINewTableCallBack( dvbpsi_t *h, uint8_t i_table_id,
3299 uint16_t i_extension, demux_t *p_demux )
3300 #else
3301 static void PSINewTableCallBack( demux_t *p_demux, dvbpsi_handle h,
3302 uint8_t i_table_id, uint16_t i_extension )
3303 #endif
3304 {
3305 assert( h );
3306 #if 0
3307 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3308 i_table_id, i_table_id, i_extension, i_extension );
3309 #endif
3310 if( p_demux->p_sys->pid[0].psi->i_pat_version != -1 && i_table_id == 0x42 )
3311 {
3312 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3313 i_table_id, i_table_id, i_extension, i_extension );
3314 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3315 if( !dvbpsi_sdt_attach( h, i_table_id, i_extension, (dvbpsi_sdt_callback)SDTCallBack, p_demux ) )
3316 msg_Err( p_demux, "PSINewTableCallback: failed attaching SDTCallback" );
3317 #else
3318 dvbpsi_AttachSDT( h, i_table_id, i_extension,
3319 (dvbpsi_sdt_callback)SDTCallBack, p_demux );
3320 #endif
3321 }
3322 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
3323 ( i_table_id == 0x4e || /* Current/Following */
3324 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
3325 {
3326 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3327 i_table_id, i_table_id, i_extension, i_extension );
3328
3329 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
3330 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
3331 (dvbpsi_eit_callback)EITCallBackSchedule;
3332 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3333 if( !dvbpsi_eit_attach( h, i_table_id, i_extension, cb, p_demux ) )
3334 msg_Err( p_demux, "PSINewTableCallback: failed attaching EITCallback" );
3335 #else
3336 dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
3337 #endif
3338 }
3339 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
3340 (i_table_id == 0x70 /* TDT */ || i_table_id == 0x73 /* TOT */) )
3341 {
3342 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3343 i_table_id, i_table_id, i_extension, i_extension );
3344 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3345 if( !dvbpsi_tot_attach( h, i_table_id, i_extension, (dvbpsi_tot_callback)TDTCallBack, p_demux ) )
3346 msg_Err( p_demux, "PSINewTableCallback: failed attaching TDTCallback" );
3347 #else
3348 dvbpsi_AttachTOT( h, i_table_id, i_extension,
3349 (dvbpsi_tot_callback)TDTCallBack, p_demux);
3350 #endif
3351 }
3352 }
3353
3354 /*****************************************************************************
3355 * PMT callback and helpers
3356 *****************************************************************************/
3357 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
3358 int i_tag )
3359 {
3360 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
3361 while( p_dr && ( p_dr->i_tag != i_tag ) )
3362 p_dr = p_dr->p_next;
3363 return p_dr;
3364 }
3365 static bool PMTEsHasRegistration( demux_t *p_demux,
3366 const dvbpsi_pmt_es_t *p_es,
3367 const char *psz_tag )
3368 {
3369 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
3370 if( !p_dr )
3371 return false;
3372
3373 if( p_dr->i_length < 4 )
3374 {
3375 msg_Warn( p_demux, "invalid Registration Descriptor" );
3376 return false;
3377 }
3378
3379 assert( strlen(psz_tag) == 4 );
3380 return !memcmp( p_dr->p_data, psz_tag, 4 );
3381 }
3382
3383 static bool PMTEsHasComponentTag( const dvbpsi_pmt_es_t *p_es,
3384 int i_component_tag )
3385 {
3386 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3387 if( !p_dr )
3388 return false;
3389 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3390 if( !p_si )
3391 return false;
3392
3393 return p_si->i_component_tag == i_component_tag;
3394 }
3395
3396 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pid_t *pid,
3397 const ts_prg_psi_t *prg, const dvbpsi_pmt_es_t *p_es )
3398 {
3399 es_format_t *p_fmt = &pid->es->fmt;
3400
3401 /* MPEG-4 stream: search FMC_DESCRIPTOR (SL Packetized stream) */
3402 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x1f );
3403
3404 if( p_dr && p_dr->i_length == 2 )
3405 {
3406 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
3407
3408 msg_Dbg( p_demux, "found FMC_descriptor declaring sl packetization on es_id=%d", i_es_id );
3409
3410 pid->es->p_mpeg4desc = NULL;
3411
3412 for( int i = 0; i < ES_DESCRIPTOR_COUNT; i++ )
3413 {
3414 iod_descriptor_t *iod = prg->iod;
3415 if( iod->es_descr[i].i_es_id == i_es_id )
3416 {
3417 if ( iod->es_descr[i].b_ok )
3418 pid->es->p_mpeg4desc = &iod->es_descr[i];
3419 else
3420 msg_Dbg( p_demux, "MPEG-4 descriptor not yet available on es_id=%d", i_es_id );
3421 break;
3422 }
3423 }
3424 }
3425 if( !pid->es->p_mpeg4desc )
3426 {
3427 switch( p_es->i_type )
3428 {
3429 /* non fatal, set by packetizer */
3430 case 0x0f: /* ADTS */
3431 case 0x11: /* LOAS */
3432 msg_Info( p_demux, "MPEG-4 descriptor not found for pid 0x%x type 0x%x",
3433 pid->i_pid, p_es->i_type );
3434 break;
3435 default:
3436 msg_Err( p_demux, "MPEG-4 descriptor not found for pid 0x%x type 0x%x",
3437 pid->i_pid, p_es->i_type );
3438 break;
3439 }
3440 return;
3441 }
3442
3443 const decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
3444 if( dcd->i_streamType == 0x04 ) /* VisualStream */
3445 {
3446 p_fmt->i_cat = VIDEO_ES;
3447 switch( dcd->i_objectTypeIndication )
3448 {
3449 case 0x0B: /* mpeg4 sub */
3450 p_fmt->i_cat = SPU_ES;
3451 p_fmt->i_codec = VLC_CODEC_SUBT;
3452 break;
3453
3454 case 0x20: /* mpeg4 */
3455 p_fmt->i_codec = VLC_CODEC_MP4V;
3456 break;
3457 case 0x21: /* h264 */
3458 p_fmt->i_codec = VLC_CODEC_H264;
3459 break;
3460 case 0x60:
3461 case 0x61:
3462 case 0x62:
3463 case 0x63:
3464 case 0x64:
3465 case 0x65: /* mpeg2 */
3466 p_fmt->i_codec = VLC_CODEC_MPGV;
3467 break;
3468 case 0x6a: /* mpeg1 */
3469 p_fmt->i_codec = VLC_CODEC_MPGV;
3470 break;
3471 case 0x6c: /* mpeg1 */
3472 p_fmt->i_codec = VLC_CODEC_JPEG;
3473 break;
3474 default:
3475 p_fmt->i_cat = UNKNOWN_ES;
3476 break;
3477 }
3478 }
3479 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
3480 {
3481 p_fmt->i_cat = AUDIO_ES;
3482 switch( dcd->i_objectTypeIndication )
3483 {
3484 case 0x40: /* mpeg4 */
3485 p_fmt->i_codec = VLC_CODEC_MP4A;
3486 break;
3487 case 0x66:
3488 case 0x67:
3489 case 0x68: /* mpeg2 aac */
3490 p_fmt->i_codec = VLC_CODEC_MP4A;
3491 break;
3492 case 0x69: /* mpeg2 */
3493 p_fmt->i_codec = VLC_CODEC_MPGA;
3494 break;
3495 case 0x6b: /* mpeg1 */
3496 p_fmt->i_codec = VLC_CODEC_MPGA;
3497 break;
3498 default:
3499 p_fmt->i_cat = UNKNOWN_ES;
3500 break;
3501 }
3502 }
3503 else
3504 {
3505 p_fmt->i_cat = UNKNOWN_ES;
3506 }
3507
3508 if( p_fmt->i_cat != UNKNOWN_ES )
3509 {
3510 p_fmt->i_extra = dcd->i_extra;
3511 if( p_fmt->i_extra > 0 )
3512 {
3513 p_fmt->p_extra = malloc( p_fmt->i_extra );
3514 if( p_fmt->p_extra )
3515 memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
3516 else
3517 p_fmt->i_extra = 0;
3518 }
3519 }
3520 }
3521
3522 typedef struct
3523 {
3524 int i_type;
3525 int i_magazine;
3526 int i_page;
3527 char p_iso639[3];
3528 } ts_teletext_page_t;
3529
3530 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pid_t *pid,
3531 const dvbpsi_pmt_es_t *p_es )
3532 {
3533 es_format_t *p_fmt = &pid->es->fmt;
3534
3535 ts_teletext_page_t p_page[2 * 64 + 20];
3536 unsigned i_page = 0;
3537
3538 /* Gather pages information */
3539 #if defined _DVBPSI_DR_56_H_ && \
3540 defined DVBPSI_VERSION && DVBPSI_VERSION_INT > DVBPSI_VERSION_WANTED(0,1,5)
3541 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
3542 {
3543 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, i_tag_idx == 0 ? 0x46 : 0x56 );
3544 if( !p_dr )
3545 continue;
3546
3547 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
3548 if( !p_sub )
3549 continue;
3550
3551 for( int i = 0; i < p_sub->i_pages_number; i++ )
3552 {
3553 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
3554
3555 if( p_src->i_teletext_type >= 0x06 )
3556 continue;
3557
3558 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3559
3560 ts_teletext_page_t *p_dst = &p_page[i_page++];
3561
3562 p_dst->i_type = p_src->i_teletext_type;
3563 p_dst->i_magazine = p_src->i_teletext_magazine_number
3564 ? p_src->i_teletext_magazine_number : 8;
3565 p_dst->i_page = p_src->i_teletext_page_number;
3566 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3567 }
3568 }
3569 #endif
3570
3571 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3572 if( p_dr )
3573 {
3574 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3575 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3576 {
3577 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
3578
3579 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
3580 continue;
3581
3582 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3583
3584 ts_teletext_page_t *p_dst = &p_page[i_page++];
3585
3586 switch( p_src->i_subtitling_type )
3587 {
3588 case 0x01:
3589 p_dst->i_type = 0x02;
3590 break;
3591 default:
3592 p_dst->i_type = 0x03;
3593 break;
3594 }
3595 /* FIXME check if it is the right split */
3596 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
3597 ? (p_src->i_composition_page_id >> 8) : 8;
3598 p_dst->i_page = p_src->i_composition_page_id & 0xff;
3599 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3600 }
3601 }
3602
3603 /* */
3604 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
3605
3606 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3607 {
3608 p_fmt->subs.teletext.i_magazine = -1;
3609 p_fmt->subs.teletext.i_page = 0;
3610 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
3611
3612 dvbpsi_descriptor_t *p_dr;
3613 p_dr = PMTEsFindDescriptor( p_es, 0x46 );
3614 if( !p_dr )
3615 p_dr = PMTEsFindDescriptor( p_es, 0x56 );
3616
3617 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3618 {
3619 /* Descriptor pass-through */
3620 p_fmt->p_extra = malloc( p_dr->i_length );
3621 if( p_fmt->p_extra )
3622 {
3623 p_fmt->i_extra = p_dr->i_length;
3624 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3625 }
3626 }
3627 }
3628 else
3629 {
3630 for( unsigned i = 0; i < i_page; i++ )
3631 {
3632 ts_es_t *p_es;
3633
3634 /* */
3635 if( i == 0 )
3636 {
3637 p_es = pid->es;
3638 }
3639 else
3640 {
3641 p_es = malloc( sizeof(*p_es) );
3642 if( !p_es )
3643 break;
3644
3645 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3646 free( p_es->fmt.psz_language );
3647 free( p_es->fmt.psz_description );
3648 p_es->fmt.psz_language = NULL;
3649 p_es->fmt.psz_description = NULL;
3650
3651 p_es->id = NULL;
3652 p_es->p_data = NULL;
3653 p_es->i_data_size = 0;
3654 p_es->i_data_gathered = 0;
3655 p_es->pp_last = &p_es->p_data;
3656 p_es->data_type = TS_ES_DATA_PES;
3657 p_es->p_mpeg4desc = NULL;
3658
3659 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3660 }
3661
3662 /* */
3663 const ts_teletext_page_t *p = &p_page[i];
3664 p_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ?
3665 ES_PRIORITY_SELECTABLE_MIN : ES_PRIORITY_NOT_DEFAULTABLE;
3666 p_es->fmt.psz_language = strndup( p->p_iso639, 3 );
3667 p_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
3668 p_es->fmt.subs.teletext.i_magazine = p->i_magazine;
3669 p_es->fmt.subs.teletext.i_page = p->i_page;
3670
3671 msg_Dbg( p_demux,
3672 " * ttxt type=%s lan=%s page=%d%02x",
3673 p_es->fmt.psz_description,
3674 p_es->fmt.psz_language,
3675 p->i_magazine, p->i_page );
3676 }
3677 }
3678 }
3679 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pid_t *pid,
3680 const dvbpsi_pmt_es_t *p_es )
3681 {
3682 es_format_t *p_fmt = &pid->es->fmt;
3683
3684 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
3685
3686 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3687 int i_page = 0;
3688 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3689 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3690 {
3691 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
3692 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
3693 ( i_type >= 0x20 && i_type <= 0x24 ) )
3694 i_page++;
3695 }
3696
3697 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3698 {
3699 p_fmt->subs.dvb.i_id = -1;
3700 p_fmt->psz_description = strdup( _("DVB subtitles") );
3701
3702 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3703 {
3704 /* Descriptor pass-through */
3705 p_fmt->p_extra = malloc( p_dr->i_length );
3706 if( p_fmt->p_extra )
3707 {
3708 p_fmt->i_extra = p_dr->i_length;
3709 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3710 }
3711 }
3712 }
3713 else
3714 {
3715 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3716 {
3717 ts_es_t *p_es;
3718
3719 /* */
3720 if( i == 0 )
3721 {
3722 p_es = pid->es;
3723 }
3724 else
3725 {
3726 p_es = malloc( sizeof(*p_es) );
3727 if( !p_es )
3728 break;
3729
3730 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3731 free( p_es->fmt.psz_language );
3732 free( p_es->fmt.psz_description );
3733 p_es->fmt.psz_language = NULL;
3734 p_es->fmt.psz_description = NULL;
3735
3736 p_es->id = NULL;
3737 p_es->p_data = NULL;
3738 p_es->i_data_size = 0;
3739 p_es->i_data_gathered = 0;
3740 p_es->pp_last = &p_es->p_data;
3741 p_es->data_type = TS_ES_DATA_PES;
3742 p_es->p_mpeg4desc = NULL;
3743
3744 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3745 }
3746
3747 /* */
3748 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
3749 p_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
3750 switch( p->i_subtitling_type )
3751 {
3752 case 0x10: /* unspec. */
3753 case 0x11: /* 4:3 */
3754 case 0x12: /* 16:9 */
3755 case 0x13: /* 2.21:1 */
3756 case 0x14: /* HD monitor */
3757 p_es->fmt.psz_description = strdup( _("DVB subtitles") );
3758 break;
3759 case 0x20: /* Hearing impaired unspec. */
3760 case 0x21: /* h.i. 4:3 */
3761 case 0x22: /* h.i. 16:9 */
3762 case 0x23: /* h.i. 2.21:1 */
3763 case 0x24: /* h.i. HD monitor */
3764 p_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
3765 break;
3766 default:
3767 break;
3768 }
3769
3770 /* Hack, FIXME */
3771 p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
3772 ( p->i_ancillary_page_id << 16 );
3773 }
3774 }
3775 }
3776 static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
3777 const dvbpsi_pmt_es_t *p_es )
3778 {
3779 es_format_t *p_fmt = &pid->es->fmt;
3780 dvbpsi_descriptor_t *p_subs_dr = PMTEsFindDescriptor( p_es, 0x59 );
3781
3782 if( PMTEsHasRegistration( p_demux, p_es, "AC-3" ) ||
3783 PMTEsFindDescriptor( p_es, 0x6a ) ||
3784 PMTEsFindDescriptor( p_es, 0x81 ) )
3785 {
3786 p_fmt->i_cat = AUDIO_ES;
3787 p_fmt->i_codec = VLC_CODEC_A52;
3788 }
3789 else if( PMTEsFindDescriptor( p_es, 0x7a ) )
3790 {
3791 /* DVB with stream_type 0x06 (ETS EN 300 468) */
3792 p_fmt->i_cat = AUDIO_ES;
3793 p_fmt->i_codec = VLC_CODEC_EAC3;
3794 }
3795 else if( PMTEsHasRegistration( p_demux, p_es, "DTS1" ) ||
3796 PMTEsHasRegistration( p_demux, p_es, "DTS2" ) ||
3797 PMTEsHasRegistration( p_demux, p_es, "DTS3" ) ||
3798 PMTEsFindDescriptor( p_es, 0x73 ) )
3799 {
3800 /*registration descriptor(ETSI TS 101 154 Annex F)*/
3801 p_fmt->i_cat = AUDIO_ES;
3802 p_fmt->i_codec = VLC_CODEC_DTS;
3803 }
3804 else if( PMTEsHasRegistration( p_demux, p_es, "BSSD" ) && !p_subs_dr )
3805 {
3806 /* BSSD is AES3 DATA, but could also be subtitles
3807 * we need to check for secondary descriptor then s*/
3808 p_fmt->i_cat = AUDIO_ES;
3809 p_fmt->b_packetized = true;
3810 p_fmt->i_codec = VLC_CODEC_302M;
3811 }
3812 else if( PMTEsHasRegistration( p_demux, p_es, "HEVC" ) )
3813 {
3814 p_fmt->i_cat = VIDEO_ES;
3815 p_fmt->i_codec = VLC_CODEC_HEVC;
3816 }
3817 else if ( p_demux->p_sys->arib.e_mode == ARIBMODE_ENABLED )
3818 {
3819 /* Lookup our data component descriptor first ARIB STD B10 6.4 */
3820 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xFD );
3821 /* and check that it maps to something ARIB STD B14 Table 5.1/5.2 */
3822 if ( p_dr && p_dr->i_length >= 2 )
3823 {
3824 if( !memcmp( p_dr->p_data, "\x00\x08", 2 ) && (
3825 PMTEsHasComponentTag( p_es, 0x30 ) ||
3826 PMTEsHasComponentTag( p_es, 0x31 ) ||
3827 PMTEsHasComponentTag( p_es, 0x32 ) ||
3828 PMTEsHasComponentTag( p_es, 0x33 ) ||
3829 PMTEsHasComponentTag( p_es, 0x34 ) ||
3830 PMTEsHasComponentTag( p_es, 0x35 ) ||
3831 PMTEsHasComponentTag( p_es, 0x36 ) ||
3832 PMTEsHasComponentTag( p_es, 0x37 ) ) )
3833 {
3834 es_format_Init( &pid->es->fmt, SPU_ES, VLC_CODEC_ARIB_A );
3835 p_fmt->psz_language = strndup ( "jpn", 3 );
3836 p_fmt->psz_description = strdup( _("ARIB subtitles") );
3837 }
3838 else if( !memcmp( p_dr->p_data, "\x00\x12", 2 ) && (
3839 PMTEsHasComponentTag( p_es, 0x87 ) ||
3840 PMTEsHasComponentTag( p_es, 0x88 ) ) )
3841 {
3842 es_format_Init( &pid->es->fmt, SPU_ES, VLC_CODEC_ARIB_C );
3843 p_fmt->psz_language = strndup ( "jpn", 3 );
3844 p_fmt->psz_description = strdup( _("ARIB subtitles") );
3845 }
3846 }
3847 }
3848 else
3849 {
3850 /* Subtitle/Teletext/VBI fallbacks */
3851 dvbpsi_subtitling_dr_t *p_sub;
3852 if( p_subs_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_subs_dr ) ) )
3853 {
3854 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3855 {
3856 if( p_fmt->i_cat != UNKNOWN_ES )
3857 break;
3858
3859 switch( p_sub->p_subtitle[i].i_subtitling_type )
3860 {
3861 case 0x01: /* EBU Teletext subtitles */
3862 case 0x02: /* Associated EBU Teletext */
3863 case 0x03: /* VBI data */
3864 PMTSetupEsTeletext( p_demux, pid, p_es );
3865 break;
3866 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
3867 case 0x11: /* ... on 4:3 AR monitor */
3868 case 0x12: /* ... on 16:9 AR monitor */
3869 case 0x13: /* ... on 2.21:1 AR monitor */
3870 case 0x14: /* ... for display on a high definition monitor */
3871 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
3872 case 0x21: /* ... on 4:3 AR monitor */
3873 case 0x22: /* ... on 16:9 AR monitor */
3874 case 0x23: /* ... on 2.21:1 AR monitor */
3875 case 0x24: /* ... for display on a high definition monitor */
3876 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3877 break;
3878 default:
3879 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
3880 p_sub->p_subtitle[i].i_subtitling_type );
3881 break;
3882 }
3883 }
3884 }
3885
3886 if( p_fmt->i_cat == UNKNOWN_ES &&
3887 ( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
3888 PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
3889 PMTEsFindDescriptor( p_es, 0x56 ) ) ) /* EBU Teletext descriptor */
3890 {
3891 /* Teletext/VBI */
3892 PMTSetupEsTeletext( p_demux, pid, p_es );
3893 }
3894 }
3895
3896 /* FIXME is it useful ? */
3897 if( PMTEsFindDescriptor( p_es, 0x52 ) )
3898 {
3899 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3900 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3901
3902 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
3903 }
3904 }
3905
3906 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
3907 const dvbpsi_pmt_es_t *p_es )
3908 {
3909 /* Registration Descriptor */
3910 if( !PMTEsHasRegistration( p_demux, p_es, "VC-1" ) )
3911 {
3912 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3913 return;
3914 }
3915
3916 es_format_t *p_fmt = &pid->es->fmt;
3917
3918 /* registration descriptor for VC-1 (SMPTE rp227) */
3919 p_fmt->i_cat = VIDEO_ES;
3920 p_fmt->i_codec = VLC_CODEC_VC1;
3921
3922 /* XXX With Simple and Main profile the SEQUENCE
3923 * header is modified: video width and height are
3924 * inserted just after the start code as 2 int16_t
3925 * The packetizer will take care of that. */
3926 }
3927
3928 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pid_t *pid,
3929 const dvbpsi_pmt_es_t *p_es )
3930 {
3931 /* Registration Descriptor */
3932 if( !PMTEsHasRegistration( p_demux, p_es, "drac" ) )
3933 {
3934 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3935 return;
3936 }
3937
3938 es_format_t *p_fmt = &pid->es->fmt;
3939
3940 /* registration descriptor for Dirac
3941 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
3942 p_fmt->i_cat = VIDEO_ES;
3943 p_fmt->i_codec = VLC_CODEC_DIRAC;
3944 }
3945
3946 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pid_t *pid,
3947 const dvbpsi_pmt_es_t *p_es )
3948 {
3949 /* MSCODEC sent by vlc */
3950 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xa0 );
3951 if( !p_dr || p_dr->i_length < 10 )
3952 {
3953 msg_Warn( p_demux,
3954 "private MSCODEC (vlc) without bih private descriptor" );
3955 return;
3956 }
3957
3958 es_format_t *p_fmt = &pid->es->fmt;
3959 p_fmt->i_cat = VIDEO_ES;
3960 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
3961 p_dr->p_data[2], p_dr->p_data[3] );
3962 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
3963 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
3964 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
3965
3966 if( p_fmt->i_extra > 0 )
3967 {
3968 p_fmt->p_extra = malloc( p_fmt->i_extra );
3969 if( p_fmt->p_extra )
3970 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
3971 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
3972 else
3973 p_fmt->i_extra = 0;
3974 }
3975 /* For such stream we will gather them ourself and don't launch a
3976 * packetizer.
3977 * Yes it's ugly but it's the only way to have DIV3 working */
3978 p_fmt->b_packetized = true;
3979 }
3980
3981 static void PMTSetupEs0x83( const dvbpsi_pmt_t *p_pmt, ts_pid_t *pid )
3982 {
3983 /* WiDi broadcasts without registration on PMT 0x1, PCR 0x1000 and
3984 * with audio track pid being 0x1100..0x11FF */
3985 if ( p_pmt->i_program_number == 0x1 &&
3986 p_pmt->i_pcr_pid == 0x1000 &&
3987 ( pid->i_pid >> 8 ) == 0x11 )
3988 {
3989 /* Not enough ? might contain 0x83 private descriptor, 2 bytes 0x473F */
3990 es_format_Init( &pid->es->fmt, AUDIO_ES, VLC_CODEC_WIDI_LPCM );
3991 }
3992 else
3993 es_format_Init( &pid->es->fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
3994 }
3995
3996 static bool PMTSetupEsHDMV( demux_t *p_demux, ts_pid_t *pid,
3997 const dvbpsi_pmt_es_t *p_es )
3998 {
3999 es_format_t *p_fmt = &pid->es->fmt;
4000
4001 /* Blu-Ray mapping */
4002 switch( p_es->i_type )
4003 {
4004 case 0x80:
4005 p_fmt->i_cat = AUDIO_ES;
4006 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
4007 break;
4008 case 0x82:
4009 case 0x85: /* DTS-HD High resolution audio */
4010 case 0x86: /* DTS-HD Master audio */
4011 case 0xA2: /* Secondary DTS audio */
4012 p_fmt->i_cat = AUDIO_ES;
4013 p_fmt->i_codec = VLC_CODEC_DTS;
4014 break;
4015
4016 case 0x83: /* TrueHD AC3 */
4017 p_fmt->i_cat = AUDIO_ES;
4018 p_fmt->i_codec = VLC_CODEC_TRUEHD;
4019 break;
4020
4021 case 0x84: /* E-AC3 */
4022 case 0xA1: /* Secondary E-AC3 */
4023 p_fmt->i_cat = AUDIO_ES;
4024 p_fmt->i_codec = VLC_CODEC_EAC3;
4025 break;
4026 case 0x90: /* Presentation graphics */
4027 p_fmt->i_cat = SPU_ES;
4028 p_fmt->i_codec = VLC_CODEC_BD_PG;
4029 break;
4030 case 0x91: /* Interactive graphics */
4031 case 0x92: /* Subtitle */
4032 return false;
4033 default:
4034 msg_Info( p_demux, "HDMV registration not implemented for pid 0x%x type 0x%x",
4035 p_es->i_pid, p_es->i_type );
4036 return false;
4037 break;
4038 }
4039 return true;
4040 }
4041
4042 static bool PMTSetupEsRegistration( demux_t *p_demux, ts_pid_t *pid,
4043 const dvbpsi_pmt_es_t *p_es )
4044 {
4045 static const struct
4046 {
4047 char psz_tag[5];
4048 int i_cat;
4049 vlc_fourcc_t i_codec;
4050 } p_regs[] = {
4051 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
4052 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
4053 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
4054 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
4055 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
4056 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
4057 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
4058 { "", UNKNOWN_ES, 0 }
4059 };
4060 es_format_t *p_fmt = &pid->es->fmt;
4061
4062 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
4063 {
4064 if( PMTEsHasRegistration( p_demux, p_es, p_regs[i].psz_tag ) )
4065 {
4066 p_fmt->i_cat = p_regs[i].i_cat;
4067 p_fmt->i_codec = p_regs[i].i_codec;
4068 if (p_es->i_type == 0x87)
4069 p_fmt->i_codec = VLC_CODEC_EAC3;
4070 return true;
4071 }
4072 }
4073 return false;
4074 }
4075
4076 static char *GetAudioTypeDesc(demux_t *p_demux, int type)
4077 {
4078 static const char *audio_type[] = {
4079 NULL,
4080 N_("clean effects"),
4081 N_("hearing impaired"),
4082 N_("visual impaired commentary"),
4083 };
4084
4085 if (type < 0 || type > 3)
4086 msg_Dbg( p_demux, "unknown audio type: %d", type);
4087 else if (type > 0)
4088 return strdup(audio_type[type]);
4089
4090 return NULL;
4091 }
4092 static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
4093 const dvbpsi_pmt_es_t *p_es )
4094 {
4095 /* get language descriptor */
4096 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x0a );
4097
4098 if( !p_dr )
4099 return;
4100
4101 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
4102 if( !p_decoded )
4103 {
4104 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
4105 return;
4106 }
4107
4108 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
4109 pid->es->fmt.psz_language = malloc( 4 );
4110 if( pid->es->fmt.psz_language )
4111 {
4112 memcpy( pid->es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
4113 pid->es->fmt.psz_language[3] = 0;
4114 msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
4115 }
4116 int type = p_decoded->code[0].i_audio_type;
4117 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
4118 if (type == 0)
4119 pid->es->fmt.i_priority = ES_PRIORITY_SELECTABLE_MIN + 1; // prioritize normal audio tracks
4120
4121 pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
4122 if( pid->es->fmt.i_extra_languages > 0 )
4123 pid->es->fmt.p_extra_languages =
4124 malloc( sizeof(*pid->es->fmt.p_extra_languages) *
4125 pid->es->fmt.i_extra_languages );
4126 if( pid->es->fmt.p_extra_languages )
4127 {
4128 for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
4129 {
4130 pid->es->fmt.p_extra_languages[i].psz_language = malloc(4);
4131 if( pid->es->fmt.p_extra_languages[i].psz_language )
4132 {
4133 memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
4134 p_decoded->code[i+1].iso_639_code, 3 );
4135 pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
4136 }
4137 int type = p_decoded->code[i].i_audio_type;
4138 pid->es->fmt.p_extra_languages[i].psz_description = GetAudioTypeDesc(p_demux, type);
4139 }
4140 }
4141 #else
4142 pid->es->fmt.psz_language = malloc( 4 );
4143 if( pid->es->fmt.psz_language )
4144 {
4145 memcpy( pid->es->fmt.psz_language,
4146 p_decoded->i_iso_639_code, 3 );
4147 pid->es->fmt.psz_language[3] = 0;
4148 }
4149 #endif
4150 }
4151
4152 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
4153 {
4154 demux_t *p_demux = data;
4155 demux_sys_t *p_sys = p_demux->p_sys;
4156
4157 ts_pid_t *pmt = NULL;
4158 ts_prg_psi_t *prg;
4159
4160 msg_Dbg( p_demux, "PMTCallBack called" );
4161
4162 /* First find this PMT declared in PAT */
4163 for( int i = 0; !pmt && i < p_sys->i_pmt; i++ )
4164 for( int i_prg = 0; !pmt && i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
4165 {
4166 const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
4167 if( i_pmt_number != TS_USER_PMT_NUMBER &&
4168 i_pmt_number == p_pmt->i_program_number )
4169 {
4170 pmt = p_sys->pmt[i];
4171 prg = p_sys->pmt[i]->psi->prg[i_prg];
4172 }
4173 }
4174
4175 if( pmt == NULL )
4176 {
4177 msg_Warn( p_demux, "unreferenced program (broken stream)" );
4178 dvbpsi_DeletePMT(p_pmt);
4179 return;
4180 }
4181
4182
4183 if( prg->i_version != -1 &&
4184 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
4185 {
4186 dvbpsi_DeletePMT( p_pmt );
4187 return;
4188 }
4189
4190 ts_pid_t **pp_clean = NULL;
4191 int i_clean = 0;
4192 /* Clean this program (remove all es) */
4193 for( int i = 0; i < 8192; i++ )
4194 {
4195 ts_pid_t *pid = &p_sys->pid[i];
4196
4197 if( pid->b_valid && pid->p_owner == pmt->psi &&
4198 pid->i_owner_number == prg->i_number && pid->psi == NULL )
4199 {
4200 TAB_APPEND( i_clean, pp_clean, pid );
4201 }
4202 }
4203 if( prg->iod )
4204 {
4205 IODFree( prg->iod );
4206 prg->iod = NULL;
4207 }
4208
4209 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
4210 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
4211 prg->i_pid_pcr = p_pmt->i_pcr_pid;
4212 prg->i_version = p_pmt->i_version;
4213
4214 ValidateDVBMeta( p_demux, prg->i_pid_pcr );
4215 if( ProgramIsSelected( p_demux, prg->i_number ) )
4216 SetPIDFilter( p_demux, prg->i_pid_pcr, true ); /* Set demux filter */
4217
4218 /* Parse PMT descriptors */
4219 ts_pmt_registration_type_t registration_type = TS_PMT_REGISTRATION_NONE;
4220 dvbpsi_descriptor_t *p_dr;
4221
4222 /* First pass for standard detection */
4223 if ( p_sys->arib.e_mode == ARIBMODE_AUTO )
4224 {
4225 int i_arib_flags = 0; /* Descriptors can be repeated */
4226 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
4227 {
4228 switch(p_dr->i_tag)
4229 {
4230 case 0x09:
4231 {
4232 dvbpsi_ca_dr_t *p_cadr = dvbpsi_DecodeCADr( p_dr );
4233 i_arib_flags |= (p_cadr->i_ca_system_id == 0x05);
4234 }
4235 break;
4236 case 0xF6:
4237 i_arib_flags |= 1 << 1;
4238 break;
4239 case 0xC1:
4240 i_arib_flags |= 1 << 2;
4241 break;
4242 default:
4243 break;
4244 }
4245 }
4246 if ( i_arib_flags == 0b111 )
4247 p_sys->arib.e_mode = ARIBMODE_ENABLED;
4248 }
4249
4250 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
4251 {
4252 /* special descriptors handling */
4253 switch(p_dr->i_tag)
4254 {
4255 case 0x1d: /* We have found an IOD descriptor */
4256 msg_Dbg( p_demux, " * PMT descriptor : IOD (0x1d)" );
4257 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
4258 break;
4259
4260 case 0x9:
4261 msg_Dbg( p_demux, " * PMT descriptor : CA (0x9) SysID 0x%x",
4262 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
4263 break;
4264
4265 case 0x5: /* Registration Descriptor */
4266 if( p_dr->i_length != 4 )
4267 {
4268 msg_Warn( p_demux, " * PMT invalid Registration Descriptor" );
4269 }
4270 else
4271 {
4272 msg_Dbg( p_demux, " * PMT descriptor : registration %4.4s", p_dr->p_data );
4273 if( !memcmp( p_dr->p_data, "HDMV", 4 ) || !memcmp( p_dr->p_data, "HDPR", 4 ) )
4274 registration_type = TS_PMT_REGISTRATION_HDMV; /* Blu-Ray */
4275 }
4276 break;
4277
4278 case 0x0f:
4279 msg_Dbg( p_demux, " * PMT descriptor : Private Data (0x0f)" );
4280 break;
4281
4282 case 0xC1:
4283 msg_Dbg( p_demux, " * PMT descriptor : Digital copy control (0xC1)" );
4284 break;
4285
4286 case 0x88: /* EACEM Simulcast HD Logical channels ordering */
4287 msg_Dbg( p_demux, " * descriptor : EACEM Simulcast HD" );
4288 /* TODO: apply visibility flags */
4289 break;
4290
4291 default:
4292 msg_Dbg( p_demux, " * PMT descriptor : unknown (0x%x)", p_dr->i_tag );
4293 }
4294 }
4295 dvbpsi_pmt_es_t *p_es;
4296 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
4297 {
4298 ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
4299
4300 /* Find out if the PID was already declared */
4301 for( int i = 0; i < i_clean; i++ )
4302 {
4303 if( pp_clean[i] == &p_sys->pid[p_es->i_pid] )
4304 {
4305 old_pid = pp_clean[i];
4306 break;
4307 }
4308 }
4309 ValidateDVBMeta( p_demux, p_es->i_pid );
4310
4311 if( !old_pid && p_sys->pid[p_es->i_pid].b_valid )
4312 {
4313 msg_Warn( p_demux, " * PMT error: pid=%d already defined",
4314 p_es->i_pid );
4315 continue;
4316 }
4317
4318 char const * psz_typedesc = "";
4319 switch(p_es->i_type)
4320 {
4321 case 0x00:
4322 psz_typedesc = "ISO/IEC Reserved";
4323 break;
4324 case 0x01:
4325 psz_typedesc = "ISO/IEC 11172 Video";
4326 break;
4327 case 0x02:
4328 psz_typedesc = "ISO/IEC 13818-2 Video or ISO/IEC 11172-2 constrained parameter video stream";
4329 break;
4330 case 0x03:
4331 psz_typedesc = "ISO/IEC 11172 Audio";
4332 break;
4333 case 0x04:
4334 psz_typedesc = "ISO/IEC 13818-3 Audio";
4335 break;
4336 case 0x05:
4337 psz_typedesc = "ISO/IEC 13818-1 private_sections";
4338 break;
4339 case 0x06:
4340 psz_typedesc = "ISO/IEC 13818-1 PES packets containing private data";
4341 break;
4342 case 0x07:
4343 psz_typedesc = "ISO/IEC 13522 MHEG";
4344 break;
4345 case 0x08:
4346 psz_typedesc = "ISO/IEC 13818-1 Annex A DSM CC";
4347 break;
4348 case 0x09:
4349 psz_typedesc = "ITU-T Rec. H.222.1";
4350 break;
4351 case 0x0A:
4352 psz_typedesc = "ISO/IEC 13818-6 type A";
4353 break;
4354 case 0x0B:
4355 psz_typedesc = "ISO/IEC 13818-6 type B";
4356 break;
4357 case 0x0C:
4358 psz_typedesc = "ISO/IEC 13818-6 type C";
4359 break;
4360 case 0x0D:
4361 psz_typedesc = "ISO/IEC 13818-6 type D";
4362 break;
4363 case 0x0E:
4364 psz_typedesc = "ISO/IEC 13818-1 auxiliary";
4365 break;
4366 default:
4367 if (p_es->i_type >= 0x0F && p_es->i_type <=0x7F)
4368 psz_typedesc = "ISO/IEC 13818-1 Reserved";
4369 else
4370 psz_typedesc = "User Private";
4371 }
4372
4373 msg_Dbg( p_demux, " * pid=%d type=0x%x %s",
4374 p_es->i_pid, p_es->i_type, psz_typedesc );
4375
4376 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
4377 p_dr = p_dr->p_next )
4378 {
4379 msg_Dbg( p_demux, " - descriptor tag 0x%x",
4380 p_dr->i_tag );
4381 }
4382
4383 PIDInit( pid, false, pmt->psi );
4384 PIDFillFormat( &pid->es->fmt, p_es->i_type );
4385 pid->i_owner_number = prg->i_number;
4386 pid->i_pid = p_es->i_pid;
4387 pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
4388
4389
4390 bool b_registration_applied = false;
4391 if ( p_es->i_type >= 0x80 ) /* non standard, extensions */
4392 {
4393 if ( registration_type == TS_PMT_REGISTRATION_HDMV )
4394 {
4395 if (( b_registration_applied = PMTSetupEsHDMV( p_demux, pid, p_es ) ))
4396 msg_Dbg( p_demux, " + HDMV registration applied to pid %d type 0x%x",
4397 p_es->i_pid, p_es->i_type );
4398 }
4399 else
4400 {
4401 if (( b_registration_applied = PMTSetupEsRegistration( p_demux, pid, p_es ) ))
4402 msg_Dbg( p_demux, " + registration applied to pid %d type 0x%x",
4403 p_es->i_pid, p_es->i_type );
4404 }
4405 }
4406
4407 if ( !b_registration_applied )
4408 {
4409 switch( p_es->i_type )
4410 {
4411 case 0x06:
4412 /* Handle PES private data */
4413 PMTSetupEs0x06( p_demux, pid, p_es );
4414 break;
4415 /* All other private or reserved types */
4416 case 0x0f:
4417 case 0x10:
4418 case 0x11:
4419 case 0x12:
4420 PMTSetupEsISO14496( p_demux, pid, prg, p_es );
4421 break;
4422 case 0x83:
4423 /* LPCM (audio) */
4424 PMTSetupEs0x83( p_pmt, pid );
4425 break;
4426 case 0xa0:
4427 PMTSetupEs0xA0( p_demux, pid, p_es );
4428 break;
4429 case 0xd1:
4430 PMTSetupEs0xD1( p_demux, pid, p_es );
4431 break;
4432 case 0xEA:
4433 PMTSetupEs0xEA( p_demux, pid, p_es );
4434 default:
4435 break;
4436 }
4437 }
4438
4439 if( pid->es->fmt.i_cat == AUDIO_ES ||
4440 ( pid->es->fmt.i_cat == SPU_ES &&
4441 pid->es->fmt.i_codec != VLC_CODEC_DVBS &&
4442 pid->es->fmt.i_codec != VLC_CODEC_TELETEXT ) )
4443 {
4444 PMTParseEsIso639( p_demux, pid, p_es );
4445 }
4446
4447 switch( pid->es->fmt.i_codec )
4448 {
4449 case VLC_CODEC_SCTE_27:
4450 pid->es->data_type = TS_ES_DATA_TABLE_SECTION;
4451 break;
4452 default:
4453 //pid->es->data_type = TS_ES_DATA_PES;
4454 break;
4455 }
4456
4457 pid->es->fmt.i_group = p_pmt->i_program_number;
4458 for( int i = 0; i < pid->i_extra_es; i++ )
4459 pid->extra_es[i]->fmt.i_group = p_pmt->i_program_number;
4460
4461 if( pid->es->fmt.i_cat == UNKNOWN_ES )
4462 {
4463 msg_Dbg( p_demux, " => pid %d content is *unknown*",
4464 p_es->i_pid );
4465 }
4466 else
4467 {
4468 msg_Dbg( p_demux, " => pid %d has now es fcc=%4.4s",
4469 p_es->i_pid, (char*)&pid->es->fmt.i_codec );
4470
4471 if( p_sys->b_es_id_pid ) pid->es->fmt.i_id = p_es->i_pid;
4472
4473 /* Check if we can avoid restarting the ES */
4474 if( old_pid &&
4475 pid->es->fmt.i_codec == old_pid->es->fmt.i_codec &&
4476 pid->es->fmt.i_extra == old_pid->es->fmt.i_extra &&
4477 pid->es->fmt.i_extra == 0 &&
4478 pid->i_extra_es == old_pid->i_extra_es &&
4479 ( ( !pid->es->fmt.psz_language &&
4480 !old_pid->es->fmt.psz_language ) ||
4481 ( pid->es->fmt.psz_language &&
4482 old_pid->es->fmt.psz_language &&
4483 !strcmp( pid->es->fmt.psz_language,
4484 old_pid->es->fmt.psz_language ) ) ) )
4485 {
4486 pid->i_cc = old_pid->i_cc;
4487 ts_es_t *e = pid->es;
4488 pid->es = old_pid->es;
4489 old_pid->es = e;
4490 for( int i = 0; i < pid->i_extra_es; i++ )
4491 {
4492 e = pid->extra_es[i];
4493 pid->extra_es[i] = old_pid->extra_es[i];
4494 old_pid->extra_es[i] = e;
4495 }
4496 }
4497 else
4498 {
4499 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
4500 for( int i = 0; i < pid->i_extra_es; i++ )
4501 {
4502 pid->extra_es[i]->id =
4503 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
4504 }
4505 p_sys->i_pmt_es += 1 + pid->i_extra_es;
4506 }
4507 }
4508
4509 /* Add ES to the list */
4510 if( old_pid )
4511 {
4512 PIDClean( p_demux, old_pid );
4513 TAB_REMOVE( i_clean, pp_clean, old_pid );
4514 }
4515 p_sys->pid[p_es->i_pid] = *pid;
4516
4517 p_dr = PMTEsFindDescriptor( p_es, 0x09 );
4518 if( p_dr && p_dr->i_length >= 2 )
4519 {
4520 msg_Dbg( p_demux, " * PMT descriptor : CA (0x9) SysID 0x%x",
4521 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
4522 }
4523
4524 if( ProgramIsSelected( p_demux, prg->i_number ) && pid->es->id != NULL )
4525 SetPIDFilter( p_demux, p_es->i_pid, true ); /* Set demux filter */
4526 }
4527
4528 /* Set CAM descrambling */
4529 if( !ProgramIsSelected( p_demux, prg->i_number )
4530 || stream_Control( p_demux->s, STREAM_SET_PRIVATE_ID_CA,
4531 p_pmt ) != VLC_SUCCESS )
4532 dvbpsi_DeletePMT( p_pmt );
4533
4534 for( int i = 0; i < i_clean; i++ )
4535 {
4536 if( ProgramIsSelected( p_demux, prg->i_number ) )
4537 SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
4538
4539 PIDClean( p_demux, pp_clean[i] );
4540 }
4541 if( i_clean )
4542 free( pp_clean );
4543 }
4544
4545 static void PATCallBack( void *data, dvbpsi_pat_t *p_pat )
4546 {
4547 demux_t *p_demux = data;
4548 demux_sys_t *p_sys = p_demux->p_sys;
4549 dvbpsi_pat_program_t *p_program;
4550 ts_pid_t *pat = &p_sys->pid[0];
4551
4552 msg_Dbg( p_demux, "PATCallBack called" );
4553
4554 if( ( pat->psi->i_pat_version != -1 &&
4555 ( !p_pat->b_current_next ||
4556 p_pat->i_version == pat->psi->i_pat_version ) ) ||
4557 p_sys->b_user_pmt )
4558 {
4559 dvbpsi_DeletePAT( p_pat );
4560 return;
4561 }
4562
4563 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
4564 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
4565
4566 /* Clean old */
4567 if( p_sys->i_pmt > 0 )
4568 {
4569 int i_pmt_rm = 0;
4570 ts_pid_t **pmt_rm = NULL;
4571
4572 /* Search pmt to be deleted */
4573 for( int i = 0; i < p_sys->i_pmt; i++ )
4574 {
4575 ts_pid_t *pmt = p_sys->pmt[i];
4576 bool b_keep = false;
4577
4578 for( p_program = p_pat->p_first_program; !b_keep && p_program;
4579 p_program = p_program->p_next )
4580 {
4581 if( p_program->i_pid != pmt->i_pid )
4582 continue;
4583
4584 for( int i_prg = 0; !b_keep && i_prg < pmt->psi->i_prg; i_prg++ )
4585 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
4586 b_keep = true;
4587 }
4588
4589 if( b_keep )
4590 continue;
4591
4592 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
4593 }
4594
4595 /* Delete all ES attached to thoses PMT */
4596 for( int i = 2; i < 8192; i++ )
4597 {
4598 ts_pid_t *pid = &p_sys->pid[i];
4599
4600 if( !pid->b_valid || pid->psi )
4601 continue;
4602
4603 for( int j = 0; j < i_pmt_rm && pid->b_valid; j++ )
4604 {
4605 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
4606 {
4607 /* We only remove es that aren't defined by extra pmt */
4608 if( pid->p_owner->prg[i_prg]->i_pid_pmt != pmt_rm[j]->i_pid )
4609 continue;
4610
4611 if( pid->es->id )
4612 SetPIDFilter( p_demux, i, false );
4613
4614 PIDClean( p_demux, pid );
4615 break;
4616 }
4617 }
4618 }
4619
4620 /* Delete PMT pid */
4621 for( int i = 0; i < i_pmt_rm; i++ )
4622 {
4623 ts_pid_t *pid = pmt_rm[i];
4624 SetPIDFilter( p_demux, pid->i_pid, false );
4625
4626 for( int i_prg = 0; i_prg < pid->psi->i_prg; i_prg++ )
4627 {
4628 const int i_number = pid->psi->prg[i_prg]->i_number;
4629 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
4630 }
4631
4632 PIDClean( p_demux, &p_sys->pid[pid->i_pid] );
4633 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pid );
4634 }
4635
4636 free( pmt_rm );
4637 }
4638
4639 /* now create programs */
4640 for( p_program = p_pat->p_first_program; p_program != NULL;
4641 p_program = p_program->p_next )
4642 {
4643 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
4644 p_program->i_pid );
4645 if( p_program->i_number == 0 )
4646 continue;
4647
4648 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
4649
4650 ValidateDVBMeta( p_demux, p_program->i_pid );
4651
4652 if( pmt->b_valid )
4653 {
4654 bool b_add = true;
4655 for( int i_prg = 0; b_add && i_prg < pmt->psi->i_prg; i_prg++ )
4656 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
4657 b_add = false;
4658
4659 if( !b_add )
4660 continue;
4661 }
4662 else
4663 {
4664 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
4665 }
4666
4667 PIDInit( pmt, true, pat->psi );
4668 ts_prg_psi_t *prg = pmt->psi->prg[pmt->psi->i_prg-1];
4669 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
4670 prg->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
4671 if( !prg->handle )
4672 {
4673 dvbpsi_DeletePAT( p_pat );
4674 return;
4675 }
4676 prg->handle->p_sys = (void *) VLC_OBJECT(p_demux);
4677 if( !dvbpsi_pmt_attach( prg->handle, p_program->i_number, PMTCallBack, p_demux ) )
4678 msg_Err( p_demux, "PATCallback failed attaching PMTCallback to program %d",
4679 p_program->i_number );
4680 #else
4681 prg->handle = dvbpsi_AttachPMT( p_program->i_number, PMTCallBack, p_demux );
4682 #endif
4683 prg->i_number = p_program->i_number;
4684 prg->i_pid_pmt = p_program->i_pid;
4685
4686 /* Now select PID at access level */
4687 if( ProgramIsSelected( p_demux, p_program->i_number ) )
4688 {
4689 if( p_sys->i_current_program == 0 )
4690 p_sys->i_current_program = p_program->i_number;
4691
4692 if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
4693 p_sys->b_access_control = false;
4694 }
4695 }
4696 pat->psi->i_pat_version = p_pat->i_version;
4697
4698 dvbpsi_DeletePAT( p_pat );
4699 }
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