1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004-2005 VLC authors and VideoLAN
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Jean-Paul Saman <jpsaman #_at_# m2x.nl>
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.
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.
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 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
38 #include <vlc_access.h> /* DVB-specific things */
39 #include <vlc_demux.h>
42 #include <vlc_charset.h> /* FromCharset, for EIT */
44 #include <vlc_network.h> /* net_ for ts-out mode */
46 #include "../mux/mpeg/csa.h"
48 /* Include dvbpsi headers */
49 # include <dvbpsi/dvbpsi.h>
50 # include <dvbpsi/demux.h>
51 # include <dvbpsi/descriptor.h>
52 # include <dvbpsi/pat.h>
53 # include <dvbpsi/pmt.h>
54 # include <dvbpsi/sdt.h>
55 # include <dvbpsi/dr.h>
56 # include <dvbpsi/psi.h>
59 # include <dvbpsi/eit.h>
62 # include <dvbpsi/tot.h>
65 VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
70 vfprintf(stderr, format, ap);
77 /*****************************************************************************
79 *****************************************************************************/
80 static int Open ( vlc_object_t * );
81 static void Close ( vlc_object_t * );
84 * - Rename "extra pmt" to "user pmt"
85 * - Update extra pmt description
86 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
87 * where pid_description could take 3 forms:
88 * 1. pid:pcr (to force the pcr pid)
90 * 3. pid:type=fourcc where type=(video|audio|spu)
92 #define PMT_TEXT N_("Extra PMT")
93 #define PMT_LONGTEXT N_( \
94 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
96 #define PID_TEXT N_("Set id of ES to PID")
97 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
98 " handled by VLC to the same value as the PID in" \
99 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
100 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
102 #define TSOUT_TEXT N_("Fast udp streaming")
103 #define TSOUT_LONGTEXT N_( \
104 "Sends TS to specific ip:port by udp (you must know what you are doing).")
106 #define MTUOUT_TEXT N_("MTU for out mode")
107 #define MTUOUT_LONGTEXT N_("MTU for out mode.")
109 #define CSA_TEXT N_("CSA Key")
110 #define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
111 "16 char string (8 hexadecimal bytes).")
113 #define CSA2_TEXT N_("Second CSA Key")
114 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
115 "16 char string (8 hexadecimal bytes).")
117 #define SILENT_TEXT N_("Silent mode")
118 #define SILENT_LONGTEXT N_("Do not complain on encrypted PES.")
120 #define CAPMT_SYSID_TEXT N_("CAPMT System ID")
121 #define CAPMT_SYSID_LONGTEXT N_("Only forward descriptors from this SysID to the CAM.")
123 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
124 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
125 "The decryption routines subtract the TS-header from the value before " \
128 #define SPLIT_ES_TEXT N_("Separate sub-streams")
129 #define SPLIT_ES_LONGTEXT N_( \
130 "Separate teletex/dvbs pages into independent ES. " \
131 "It can be useful to turn off this option when using stream output." )
133 #define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
134 #define SEEK_PERCENT_LONGTEXT N_( \
135 "Seek and position based on a percent byte position, not a PCR generated " \
136 "time position. If seeking doesn't work property, turn on this option." )
140 set_description( N_("MPEG Transport Stream demuxer") )
141 set_shortname ( "MPEG-TS" )
142 set_category( CAT_INPUT )
143 set_subcategory( SUBCAT_INPUT_DEMUX )
145 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
146 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
148 add_string( "ts-out", NULL, TSOUT_TEXT, TSOUT_LONGTEXT, true )
149 add_integer( "ts-out-mtu", 1400, MTUOUT_TEXT,
150 MTUOUT_LONGTEXT, true )
152 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
154 add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
156 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
159 add_bool( "ts-silent", false, SILENT_TEXT, SILENT_LONGTEXT, true )
161 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
162 add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
164 set_capability( "demux", 10 )
165 set_callbacks( Open, Close )
169 /*****************************************************************************
171 *****************************************************************************/
172 static const char *const ppsz_teletext_type[] = {
175 N_("Teletext subtitles"),
176 N_("Teletext: additional information"),
177 N_("Teletext: program schedule"),
178 N_("Teletext subtitles: hearing impaired")
183 uint8_t i_objectTypeIndication;
184 uint8_t i_streamType;
189 } decoder_config_descriptor_t;
198 decoder_config_descriptor_t dec_descr;
200 } es_mpeg4_descriptor_t;
207 es_mpeg4_descriptor_t es_descr[255];
213 dvbpsi_handle handle;
220 /* IOD stuff (mpeg4) */
221 iod_descriptor_t *iod;
227 /* for special PAT/SDT case */
228 dvbpsi_handle handle; /* PAT/SDT/EIT */
241 TS_ES_DATA_TABLE_SECTION
248 ts_es_data_type_t data_type;
254 es_mpeg4_descriptor_t *p_mpeg4desc;
264 int i_cc; /* countinuity counter */
267 /* PSI owner (ie PMT -> PAT, ES -> PMT */
275 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
283 vlc_mutex_t csa_lock;
285 /* TS packet size (188, 192, 204) */
288 /* how many TS packet we read at once */
291 /* to determine length and time */
294 mtime_t i_current_pcr;
296 bool b_force_seek_per_percent;
318 int fd; /* udp socket */
322 bool b_access_control;
328 int64_t i_dvb_length;
329 bool b_broken_charset; /* True if broken encoding is used in EPG/SDT */
332 int i_current_program;
333 vlc_list_t programs_list;
339 static int Demux ( demux_t *p_demux );
340 static int Control( demux_t *p_demux, int i_query, va_list args );
342 static void PIDInit ( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner );
343 static void PIDClean( demux_t *, ts_pid_t *pid );
344 static void PIDFillFormat( ts_es_t *es, int i_stream_type );
346 static void PATCallBack( void*, dvbpsi_pat_t * );
347 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt );
348 static void PSINewTableCallBack( demux_t *, dvbpsi_handle,
349 uint8_t i_table_id, uint16_t i_extension );
350 static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
352 static inline int PIDGet( block_t *p )
354 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
357 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
359 static block_t* ReadTSPacket( demux_t *p_demux );
360 static mtime_t GetPCR( block_t *p_pkt );
361 static int SeekToPCR( demux_t *p_demux, int64_t i_pos );
362 static int Seek( demux_t *p_demux, double f_percent );
363 static void GetFirstPCR( demux_t *p_demux );
364 static void GetLastPCR( demux_t *p_demux );
365 static void CheckPCR( demux_t *p_demux );
366 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
368 static void IODFree( iod_descriptor_t * );
370 #define TS_USER_PMT_NUMBER (0)
371 static int UserPmt( demux_t *p_demux, const char * );
373 static int SetPIDFilter( demux_t *, int i_pid, bool b_selected );
374 static void SetPrgFilter( demux_t *, int i_prg, bool b_selected );
376 #define TS_PACKET_SIZE_188 188
377 #define TS_PACKET_SIZE_192 192
378 #define TS_PACKET_SIZE_204 204
379 #define TS_PACKET_SIZE_MAX 204
380 #define TS_TOPFIELD_HEADER 1320
382 static int DetectPacketSize( demux_t *p_demux )
384 const uint8_t *p_peek;
385 if( stream_Peek( p_demux->s,
386 &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
389 if( memcmp( p_peek, "TFrc", 4 ) == 0 )
392 /* I used the TF5000PVR 2004 Firmware .doc header documentation,
393 * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
394 * but after the filename the offsets seem to be incorrect. - DJ */
395 int i_duration, i_name;
396 char *psz_name = xmalloc(25);
397 char *psz_event_name;
398 char *psz_event_text = xmalloc(130);
399 char *psz_ext_text = xmalloc(1025);
401 // 2 bytes version Uimsbf (4,5)
402 // 2 bytes reserved (6,7)
403 // 2 bytes duration in minutes Uimsbf (8,9(
404 i_duration = (int) (p_peek[8] << 8) | p_peek[9];
405 msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
406 // 2 bytes service number in channel list (10, 11)
407 // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
408 // 4 bytes of reserved + tuner info (14,15,16,17)
409 // 2 bytes of Service ID Bslbf (18,19)
410 // 2 bytes of PMT PID Uimsbf (20,21)
411 // 2 bytes of PCR PID Uimsbf (22,23)
412 // 2 bytes of Video PID Uimsbf (24,25)
413 // 2 bytes of Audio PID Uimsbf (26,27)
414 // 24 bytes filename Bslbf
415 memcpy( psz_name, &p_peek[28], 24 );
417 msg_Dbg( p_demux, "recordingname=%s", psz_name );
418 // 1 byte of sat index Uimsbf (52)
419 // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
420 // 4 bytes of freq. Uimsbf (56,57,58,59)
421 // 2 bytes of symbol rate Uimsbf (60,61)
422 // 2 bytes of TS stream ID Uimsbf (62,63)
425 // 2 bytes duration Uimsbf (70,71)
426 //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
427 //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
428 // 4 bytes EventID Uimsbf (72-75)
429 // 8 bytes of Start and End time info (76-83)
430 // 1 byte reserved (84)
431 // 1 byte event name length Uimsbf (89)
432 i_name = (int)(p_peek[89]&~0x81);
433 msg_Dbg( p_demux, "event name length = %d", i_name);
434 psz_event_name = xmalloc( i_name+1 );
435 // 1 byte parental rating (90)
436 // 129 bytes of event text
437 memcpy( psz_event_name, &p_peek[91], i_name );
438 psz_event_name[i_name] = '\0';
439 memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
440 psz_event_text[129-i_name] = '\0';
441 msg_Dbg( p_demux, "event name=%s", psz_event_name );
442 msg_Dbg( p_demux, "event text=%s", psz_event_text );
443 // 12 bytes reserved (220)
445 // 2 bytes Event Text Length Uimsbf
446 // 4 bytes EventID Uimsbf
447 // FIXME We just have 613 bytes. not enough for this entire text
448 // 1024 bytes Extended Event Text Bslbf
449 memcpy( psz_ext_text, p_peek+372, 1024 );
450 psz_ext_text[1024] = '\0';
451 msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
452 // 52 bytes reserved Bslbf
454 msg_Dbg( p_demux, "this is a topfield file" );
455 return TS_PACKET_SIZE_188;
458 for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
460 if( p_peek[i_sync] != 0x47 )
463 /* Check next 3 sync bytes */
464 int i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
465 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
467 msg_Err( p_demux, "cannot peek" );
470 if( p_peek[i_sync + 1 * TS_PACKET_SIZE_188] == 0x47 &&
471 p_peek[i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
472 p_peek[i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
474 return TS_PACKET_SIZE_188;
476 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_192] == 0x47 &&
477 p_peek[i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
478 p_peek[i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
480 return TS_PACKET_SIZE_192;
482 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_204] == 0x47 &&
483 p_peek[i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
484 p_peek[i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
486 return TS_PACKET_SIZE_204;
490 if( p_demux->b_force )
492 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
493 return TS_PACKET_SIZE_188;
495 msg_Dbg( p_demux, "TS module discarded (lost sync)" );
499 /*****************************************************************************
501 *****************************************************************************/
502 static int Open( vlc_object_t *p_this )
504 demux_t *p_demux = (demux_t*)p_this;
511 /* Search first sync byte */
512 i_packet_size = DetectPacketSize( p_demux );
513 if( i_packet_size < 0 )
516 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
519 memset( p_sys, 0, sizeof( demux_sys_t ) );
520 p_sys->i_packet_size = i_packet_size;
521 vlc_mutex_init( &p_sys->csa_lock );
523 p_sys->buffer = NULL;
524 p_demux->pf_demux = Demux;
525 p_demux->pf_control = Control;
527 /* Init p_sys field */
528 p_sys->b_dvb_meta = true;
529 p_sys->b_access_control = true;
530 p_sys->i_current_program = 0;
531 p_sys->programs_list.i_count = 0;
532 p_sys->programs_list.p_values = NULL;
533 p_sys->i_tdt_delta = 0;
534 p_sys->i_dvb_start = 0;
535 p_sys->i_dvb_length = 0;
537 p_sys->b_broken_charset = false;
539 for( int i = 0; i < 8192; i++ )
541 ts_pid_t *pid = &p_sys->pid[i];
545 pid->b_valid = false;
547 /* PID 8191 is padding */
548 p_sys->pid[8191].b_seen = true;
549 p_sys->i_packet_size = i_packet_size;
550 p_sys->b_udp_out = false;
552 p_sys->i_ts_read = 50;
554 p_sys->b_start_record = false;
556 /* Init PAT handler */
557 pat = &p_sys->pid[0];
558 PIDInit( pat, true, NULL );
559 pat->psi->handle = dvbpsi_AttachPAT( PATCallBack, p_demux );
560 if( p_sys->b_dvb_meta )
562 ts_pid_t *sdt = &p_sys->pid[0x11];
563 ts_pid_t *eit = &p_sys->pid[0x12];
565 PIDInit( sdt, true, NULL );
567 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
569 PIDInit( eit, true, NULL );
571 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
574 ts_pid_t *tdt = &p_sys->pid[0x14];
575 PIDInit( tdt, true, NULL );
577 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
579 if( p_sys->b_access_control )
581 if( SetPIDFilter( p_demux, 0x11, true ) ||
582 SetPIDFilter( p_demux, 0x14, true ) ||
583 SetPIDFilter( p_demux, 0x12, true ) )
584 p_sys->b_access_control = false;
589 TAB_INIT( p_sys->i_pmt, p_sys->pmt );
593 p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
595 char* psz_string = var_CreateGetString( p_demux, "ts-out" );
596 if( psz_string && *psz_string )
598 char *psz = strchr( psz_string, ':' );
601 p_sys->b_udp_out = true;
606 i_port = atoi( psz );
608 if( i_port <= 0 ) i_port = 1234;
609 msg_Dbg( p_demux, "resend ts to '%s:%d'", psz_string, i_port );
611 p_sys->fd = net_ConnectUDP( VLC_OBJECT(p_demux), psz_string, i_port, -1 );
614 msg_Err( p_demux, "failed to open udp socket, send disabled" );
615 p_sys->b_udp_out = false;
619 int i_mtu = var_CreateGetInteger( p_demux, "ts-out-mtu" );
620 p_sys->i_ts_read = i_mtu / p_sys->i_packet_size;
621 if( p_sys->i_ts_read <= 0 )
623 p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
625 p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
630 /* We handle description of an extra PMT */
631 psz_string = var_CreateGetString( p_demux, "ts-extra-pmt" );
632 p_sys->b_user_pmt = false;
633 if( psz_string && *psz_string )
634 UserPmt( p_demux, psz_string );
637 psz_string = var_CreateGetStringCommand( p_demux, "ts-csa-ck" );
638 if( psz_string && *psz_string )
643 p_sys->csa = csa_New();
645 psz_csa2 = var_CreateGetStringCommand( p_demux, "ts-csa2-ck" );
646 i_res = csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, true );
647 if( i_res == VLC_SUCCESS && psz_csa2 && *psz_csa2 )
649 if( csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_csa2, false ) != VLC_SUCCESS )
651 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
654 else if ( i_res == VLC_SUCCESS )
656 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
660 csa_Delete( p_sys->csa );
666 var_AddCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, (void *)1 );
667 var_AddCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
669 int i_pkt = var_CreateGetInteger( p_demux, "ts-csa-pkt" );
670 if( i_pkt < 4 || i_pkt > 188 )
672 msg_Err( p_demux, "wrong packet size %d specified.", i_pkt );
673 msg_Warn( p_demux, "using default packet size of 188 bytes" );
674 p_sys->i_csa_pkt_size = 188;
677 p_sys->i_csa_pkt_size = i_pkt;
678 msg_Dbg( p_demux, "decrypting %d bytes of packet", p_sys->i_csa_pkt_size );
684 p_sys->b_silent = var_CreateGetBool( p_demux, "ts-silent" );
685 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
687 p_sys->i_pid_ref_pcr = -1;
688 p_sys->i_first_pcr = -1;
689 p_sys->i_current_pcr = -1;
690 p_sys->i_last_pcr = -1;
691 p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
692 p_sys->i_pcrs_num = 10;
693 p_sys->p_pcrs = (mtime_t *)calloc( p_sys->i_pcrs_num, sizeof( mtime_t ) );
694 p_sys->p_pos = (int64_t *)calloc( p_sys->i_pcrs_num, sizeof( int64_t ) );
696 bool can_seek = false;
697 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &can_seek );
700 GetFirstPCR( p_demux );
702 GetLastPCR( p_demux );
704 if( p_sys->i_first_pcr < 0 || p_sys->i_last_pcr < 0 )
706 p_sys->b_force_seek_per_percent = true;
709 while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
711 if( p_demux->pf_demux( p_demux ) != 1 )
718 /*****************************************************************************
720 *****************************************************************************/
721 static void Close( vlc_object_t *p_this )
723 demux_t *p_demux = (demux_t*)p_this;
724 demux_sys_t *p_sys = p_demux->p_sys;
726 msg_Dbg( p_demux, "pid list:" );
727 for( int i = 0; i < 8192; i++ )
729 ts_pid_t *pid = &p_sys->pid[i];
731 if( pid->b_valid && pid->psi )
736 dvbpsi_DetachPAT( pid->psi->handle );
743 if( p_sys->b_dvb_meta && ( pid->i_pid == 0x11 || pid->i_pid == 0x12 || pid->i_pid == 0x14 ) )
745 /* SDT or EIT or TDT */
746 dvbpsi_DetachDemux( pid->psi->handle );
751 PIDClean( p_demux, pid );
756 else if( pid->b_valid && pid->es )
758 PIDClean( p_demux, pid );
763 msg_Dbg( p_demux, " - pid[%d] seen", pid->i_pid );
768 SetPIDFilter( p_demux, pid->i_pid, false );
771 vlc_mutex_lock( &p_sys->csa_lock );
774 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
775 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
776 csa_Delete( p_sys->csa );
778 vlc_mutex_unlock( &p_sys->csa_lock );
780 TAB_CLEAN( p_sys->i_pmt, p_sys->pmt );
782 free( p_sys->programs_list.p_values );
784 /* When streaming, close the port */
787 net_Close( p_sys->fd );
790 free( p_sys->buffer );
792 free( p_sys->p_pcrs );
793 free( p_sys->p_pos );
795 vlc_mutex_destroy( &p_sys->csa_lock );
799 /*****************************************************************************
800 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
801 *****************************************************************************/
802 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
803 vlc_value_t oldval, vlc_value_t newval,
806 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
807 demux_t *p_demux = (demux_t*)p_this;
808 demux_sys_t *p_sys = p_demux->p_sys;
809 int i_tmp = (intptr_t)p_data;
811 vlc_mutex_lock( &p_sys->csa_lock );
813 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
815 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
817 vlc_mutex_unlock( &p_sys->csa_lock );
821 /*****************************************************************************
823 *****************************************************************************/
824 static int Demux( demux_t *p_demux )
826 demux_sys_t *p_sys = p_demux->p_sys;
827 bool b_wait_es = p_sys->i_pmt_es <= 0;
829 /* We read at most 100 TS packet or until a frame is completed */
830 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
832 bool b_frame = false;
834 if( !(p_pkt = ReadTSPacket( p_demux )) )
839 if( p_sys->b_start_record )
841 /* Enable recording once synchronized */
842 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, true, "ts" );
843 p_sys->b_start_record = false;
846 if( p_sys->b_udp_out )
848 memcpy( &p_sys->buffer[i_pkt * p_sys->i_packet_size],
849 p_pkt->p_buffer, p_sys->i_packet_size );
852 /* Parse the TS packet */
853 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
859 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 ) ) )
861 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
865 for( int i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
867 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle,
871 block_Release( p_pkt );
873 else if( !p_sys->b_udp_out )
875 b_frame = GatherData( p_demux, p_pid, p_pkt );
879 PCRHandle( p_demux, p_pid, p_pkt );
880 block_Release( p_pkt );
887 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
889 /* We have to handle PCR if present */
890 PCRHandle( p_demux, p_pid, p_pkt );
891 block_Release( p_pkt );
893 p_pid->b_seen = true;
895 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
899 if( p_sys->b_udp_out )
901 /* Send the complete block */
902 net_Write( p_demux, p_sys->fd, NULL, p_sys->buffer,
903 p_sys->i_ts_read * p_sys->i_packet_size );
909 /*****************************************************************************
911 *****************************************************************************/
912 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
914 demux_sys_t *p_sys = p_demux->p_sys;
920 if( p_sys->i_dvb_length > 0 )
922 const int64_t t = mdate() + p_sys->i_tdt_delta;
924 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
927 *pi_length = p_sys->i_dvb_length;
929 *pi_time = t - p_sys->i_dvb_start;
936 static int Control( demux_t *p_demux, int i_query, va_list args )
938 demux_sys_t *p_sys = p_demux->p_sys;
940 bool b_bool, *pb_bool;
947 case DEMUX_GET_POSITION:
948 pf = (double*) va_arg( args, double* );
950 if( p_sys->b_force_seek_per_percent ||
951 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
952 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 ||
953 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
955 int64_t i_time, i_length;
956 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
957 *pf = (double)i_time/(double)i_length;
958 else if( (i64 = stream_Size( p_demux->s) ) > 0 )
959 *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
965 *pf = (double)(p_sys->i_current_pcr - p_sys->i_first_pcr) / (double)(p_sys->i_last_pcr - p_sys->i_first_pcr);
969 case DEMUX_SET_POSITION:
970 f = (double) va_arg( args, double );
972 if( p_sys->b_force_seek_per_percent ||
973 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
974 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
976 i64 = stream_Size( p_demux->s );
977 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
982 if( Seek( p_demux, f ) )
984 p_sys->b_force_seek_per_percent = true;
991 pi64 = (int64_t*)va_arg( args, int64_t * );
992 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
993 p_sys->b_force_seek_per_percent ||
994 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 )
996 if( DVBEventInformation( p_demux, pi64, NULL ) )
1003 *pi64 = (p_sys->i_current_pcr - p_sys->i_first_pcr) * 100 / 9;
1007 case DEMUX_GET_LENGTH:
1008 pi64 = (int64_t*)va_arg( args, int64_t * );
1009 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1010 p_sys->b_force_seek_per_percent ||
1011 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1013 if( DVBEventInformation( p_demux, NULL, pi64 ) )
1020 *pi64 = (p_sys->i_last_pcr - p_sys->i_first_pcr) * 100 / 9;
1024 case DEMUX_SET_GROUP:
1028 i_int = (int)va_arg( args, int );
1029 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1030 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1032 if( i_int == 0 && p_sys->i_current_program > 0 )
1033 i_int = p_sys->i_current_program;
1035 if( p_sys->i_current_program > 0 )
1037 if( p_sys->i_current_program != i_int )
1038 SetPrgFilter( p_demux, p_sys->i_current_program, false );
1040 else if( p_sys->i_current_program < 0 )
1042 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
1043 SetPrgFilter( p_demux, p_sys->programs_list.p_values[i].i_int, false );
1048 p_sys->i_current_program = i_int;
1049 SetPrgFilter( p_demux, p_sys->i_current_program, true );
1051 else if( i_int < 0 )
1053 p_sys->i_current_program = -1;
1054 p_sys->programs_list.i_count = 0;
1057 vlc_list_t *p_dst = &p_sys->programs_list;
1058 free( p_dst->p_values );
1060 p_dst->p_values = calloc( p_list->i_count,
1061 sizeof(*p_dst->p_values) );
1062 if( p_dst->p_values )
1064 p_dst->i_count = p_list->i_count;
1065 for( int i = 0; i < p_list->i_count; i++ )
1067 p_dst->p_values[i] = p_list->p_values[i];
1068 SetPrgFilter( p_demux, p_dst->p_values[i].i_int, true );
1076 case DEMUX_CAN_RECORD:
1077 pb_bool = (bool*)va_arg( args, bool * );
1081 case DEMUX_SET_RECORD_STATE:
1082 b_bool = (bool)va_arg( args, int );
1085 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, false );
1086 p_sys->b_start_record = b_bool;
1090 case DEMUX_SET_TIME:
1092 return VLC_EGENERIC;
1096 /*****************************************************************************
1098 *****************************************************************************/
1099 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1101 demux_sys_t *p_sys = p_demux->p_sys;
1102 char *psz_dup = strdup( psz_fmt );
1103 char *psz = psz_dup;
1111 i_pid = strtol( psz, &psz, 0 );
1112 if( i_pid < 2 || i_pid >= 8192 )
1115 /* Parse optional program number */
1118 i_number = strtol( &psz[1], &psz, 0 );
1121 ts_pid_t *pmt = &p_sys->pid[i_pid];
1124 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1125 PIDInit( pmt, true, NULL );
1128 prg = malloc( sizeof( ts_prg_psi_t ) );
1132 memset( prg, 0, sizeof( ts_prg_psi_t ) );
1133 prg->i_pid_pcr = -1;
1134 prg->i_pid_pmt = -1;
1135 prg->i_version = -1;
1136 prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1137 prg->handle = dvbpsi_AttachPMT(
1138 i_number != TS_USER_PMT_NUMBER ? i_number : 1,
1139 PMTCallBack, p_demux );
1140 TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
1142 psz = strchr( psz, '=' );
1145 while( psz && *psz )
1147 char *psz_next = strchr( psz, ',' );
1153 i_pid = strtol( psz, &psz, 0 );
1154 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1157 char *psz_opt = &psz[1];
1158 if( !strcmp( psz_opt, "pcr" ) )
1160 prg->i_pid_pcr = i_pid;
1162 else if( !p_sys->pid[i_pid].b_valid )
1164 ts_pid_t *pid = &p_sys->pid[i_pid];
1166 char *psz_arg = strchr( psz_opt, '=' );
1170 PIDInit( pid, false, pmt->psi);
1171 if( prg->i_pid_pcr <= 0 )
1172 prg->i_pid_pcr = i_pid;
1174 if( psz_arg && strlen( psz_arg ) == 4 )
1176 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1177 psz_arg[2], psz_arg[3] );
1178 int i_cat = UNKNOWN_ES;
1179 es_format_t *fmt = &pid->es->fmt;
1181 if( !strcmp( psz_opt, "video" ) )
1183 else if( !strcmp( psz_opt, "audio" ) )
1185 else if( !strcmp( psz_opt, "spu" ) )
1188 es_format_Init( fmt, i_cat, i_codec );
1189 fmt->b_packetized = false;
1193 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1194 PIDFillFormat( pid->es, i_stream_type );
1196 pid->es->fmt.i_group = i_number;
1197 if( p_sys->b_es_id_pid )
1198 pid->es->fmt.i_id = i_pid;
1200 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1202 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1203 (char*)&pid->es->fmt.i_codec );
1204 pid->es->id = es_out_Add( p_demux->out,
1214 p_sys->b_user_pmt = true;
1215 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
1221 return VLC_EGENERIC;
1224 static int SetPIDFilter( demux_t *p_demux, int i_pid, bool b_selected )
1226 demux_sys_t *p_sys = p_demux->p_sys;
1228 if( !p_sys->b_access_control )
1229 return VLC_EGENERIC;
1231 return stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
1232 ACCESS_SET_PRIVATE_ID_STATE, i_pid, b_selected );
1235 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1237 demux_sys_t *p_sys = p_demux->p_sys;
1238 ts_prg_psi_t *p_prg = NULL;
1241 /* Search pmt to be unselected */
1242 for( int i = 0; i < p_sys->i_pmt; i++ )
1244 ts_pid_t *pmt = p_sys->pmt[i];
1246 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
1248 if( pmt->psi->prg[i_prg]->i_number == i_prg_id )
1250 i_pmt_pid = p_sys->pmt[i]->i_pid;
1251 p_prg = p_sys->pmt[i]->psi->prg[i_prg];
1258 if( i_pmt_pid <= 0 )
1262 SetPIDFilter( p_demux, i_pmt_pid, b_selected );
1263 if( p_prg->i_pid_pcr > 0 )
1264 SetPIDFilter( p_demux, p_prg->i_pid_pcr, b_selected );
1267 for( int i = 2; i < 8192; i++ )
1269 ts_pid_t *pid = &p_sys->pid[i];
1271 if( !pid->b_valid || pid->psi )
1274 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
1276 if( pid->p_owner->prg[i_prg]->i_pid_pmt == i_pmt_pid && pid->es->id )
1278 /* We only remove/select es that aren't defined by extra pmt */
1279 SetPIDFilter( p_demux, i, b_selected );
1286 static void PIDInit( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner )
1288 bool b_old_valid = pid->b_valid;
1290 pid->b_valid = true;
1292 pid->b_scrambled = false;
1293 pid->p_owner = p_owner;
1294 pid->i_owner_number = 0;
1296 TAB_INIT( pid->i_extra_es, pid->extra_es );
1304 pid->psi = xmalloc( sizeof( ts_psi_t ) );
1305 pid->psi->handle = NULL;
1306 TAB_INIT( pid->psi->i_prg, pid->psi->prg );
1310 pid->psi->i_pat_version = -1;
1311 pid->psi->i_sdt_version = -1;
1314 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
1318 prg->i_version = -1;
1320 prg->i_pid_pcr = -1;
1321 prg->i_pid_pmt = -1;
1322 prg->i_pcr_value= -1;
1326 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
1332 pid->es = calloc( 1, sizeof( ts_es_t ) );
1336 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
1337 pid->es->data_type = TS_ES_DATA_PES;
1338 pid->es->pp_last = &pid->es->p_data;
1342 static void PIDClean( demux_t *p_demux, ts_pid_t *pid )
1344 demux_sys_t *p_sys = p_demux->p_sys;
1345 es_out_t *out = p_demux->out;
1349 if( pid->psi->handle )
1350 dvbpsi_DetachPMT( pid->psi->handle );
1351 for( int i = 0; i < pid->psi->i_prg; i++ )
1353 if( pid->psi->prg[i]->iod )
1354 IODFree( pid->psi->prg[i]->iod );
1355 if( pid->psi->prg[i]->handle )
1356 dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
1357 free( pid->psi->prg[i] );
1359 free( pid->psi->prg );
1366 es_out_Del( out, pid->es->id );
1370 if( pid->es->p_data )
1371 block_ChainRelease( pid->es->p_data );
1373 es_format_Clean( &pid->es->fmt );
1377 for( int i = 0; i < pid->i_extra_es; i++ )
1379 if( pid->extra_es[i]->id )
1381 es_out_Del( out, pid->extra_es[i]->id );
1385 if( pid->extra_es[i]->p_data )
1386 block_ChainRelease( pid->extra_es[i]->p_data );
1388 es_format_Clean( &pid->extra_es[i]->fmt );
1390 free( pid->extra_es[i] );
1392 if( pid->i_extra_es )
1393 free( pid->extra_es );
1396 pid->b_valid = false;
1399 /****************************************************************************
1401 ****************************************************************************/
1402 static void ParsePES( demux_t *p_demux, ts_pid_t *pid, block_t *p_pes )
1405 unsigned i_pes_size = 0;
1406 unsigned i_skip = 0;
1409 mtime_t i_length = 0;
1411 /* FIXME find real max size */
1412 /* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
1414 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
1416 if( !p_demux->p_sys->b_silent )
1417 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
1418 header[0], header[1],header[2],header[3], pid->i_pid );
1419 block_ChainRelease( p_pes );
1423 /* TODO check size */
1426 case 0xBC: /* Program stream map */
1427 case 0xBE: /* Padding */
1428 case 0xBF: /* Private stream 2 */
1429 case 0xF0: /* ECM */
1430 case 0xF1: /* EMM */
1431 case 0xFF: /* Program stream directory */
1432 case 0xF2: /* DSMCC stream */
1433 case 0xF8: /* ITU-T H.222.1 type E stream */
1437 if( ( header[6]&0xC0 ) == 0x80 )
1440 i_skip = header[8] + 9;
1442 if( header[7]&0x80 ) /* has pts */
1444 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
1445 (mtime_t)(header[10] << 22)|
1446 ((mtime_t)(header[11]&0xfe) << 14)|
1447 (mtime_t)(header[12] << 7)|
1448 (mtime_t)(header[13] >> 1);
1450 if( header[7]&0x40 ) /* has dts */
1452 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
1453 (mtime_t)(header[15] << 22)|
1454 ((mtime_t)(header[16]&0xfe) << 14)|
1455 (mtime_t)(header[17] << 7)|
1456 (mtime_t)(header[18] >> 1);
1463 while( i_skip < 23 && header[i_skip] == 0xff )
1469 msg_Err( p_demux, "too much MPEG-1 stuffing" );
1470 block_ChainRelease( p_pes );
1473 if( ( header[i_skip] & 0xC0 ) == 0x40 )
1478 if( header[i_skip]&0x20 )
1480 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
1481 (mtime_t)(header[i_skip+1] << 22)|
1482 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
1483 (mtime_t)(header[i_skip+3] << 7)|
1484 (mtime_t)(header[i_skip+4] >> 1);
1486 if( header[i_skip]&0x10 ) /* has dts */
1488 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
1489 (mtime_t)(header[i_skip+6] << 22)|
1490 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
1491 (mtime_t)(header[i_skip+8] << 7)|
1492 (mtime_t)(header[i_skip+9] >> 1);
1508 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
1509 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
1513 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
1514 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
1515 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
1519 else if( pid->es->fmt.i_codec == VLC_CODEC_SUBT &&
1520 pid->es->p_mpeg4desc )
1522 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
1524 if( dcd->i_extra > 2 &&
1525 dcd->p_extra[0] == 0x10 &&
1526 ( dcd->p_extra[1]&0x10 ) )
1528 /* display length */
1529 if( p_pes->i_buffer + 2 <= i_skip )
1530 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
1534 if( p_pes->i_buffer + 2 <= i_skip )
1535 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1541 while( p_pes && i_skip > 0 )
1543 if( p_pes->i_buffer <= i_skip )
1545 block_t *p_next = p_pes->p_next;
1547 i_skip -= p_pes->i_buffer;
1548 block_Release( p_pes );
1553 p_pes->i_buffer -= i_skip;
1554 p_pes->p_buffer += i_skip;
1559 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
1560 if( i_pts >= 0 && i_dts < 0 )
1568 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
1571 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
1573 p_pes->i_length = i_length * 100 / 9;
1575 p_block = block_ChainGather( p_pes );
1576 if( pid->es->fmt.i_codec == VLC_CODEC_SUBT )
1578 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1580 p_block->i_buffer = i_pes_size;
1583 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1586 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1588 else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
1590 if( p_block->i_pts <= VLC_TS_INVALID )
1592 /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
1593 * In this case use the last PCR + 40ms */
1594 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1596 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1598 mtime_t i_pcr = pid->p_owner->prg[i]->i_pcr_value;
1599 if( i_pcr > VLC_TS_INVALID )
1600 p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
1607 for( int i = 0; i < pid->i_extra_es; i++ )
1609 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1610 block_Duplicate( p_block ) );
1613 es_out_Send( p_demux->out, pid->es->id, p_block );
1617 msg_Warn( p_demux, "empty pes" );
1621 static void ParseTableSection( demux_t *p_demux, ts_pid_t *pid, block_t *p_data )
1623 block_t *p_content = block_ChainGather( p_data );
1624 mtime_t i_date = -1;
1625 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1627 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1629 i_date = pid->p_owner->prg[i]->i_pcr_value;
1636 if( pid->es->fmt.i_codec == VLC_CODEC_SCTE_27 )
1638 /* We need to extract the truncated pts stored inside the payload */
1639 if( p_content->i_buffer > 9 && p_content->p_buffer[0] == 0xc6 )
1643 if( p_content->p_buffer[3] & 0x40 )
1645 i_index = ((p_content->p_buffer[7] & 0x0f) << 8) |
1646 p_content->p_buffer[8];
1649 if( i_index == 0 && p_content->i_buffer > i_offset + 8 )
1651 bool is_immediate = p_content->p_buffer[i_offset + 3] & 0x40;
1654 mtime_t i_display_in = GetDWBE( &p_content->p_buffer[i_offset + 4] );
1655 if( i_display_in < i_date )
1656 i_date = i_display_in + (1ll << 32);
1658 i_date = i_display_in;
1665 p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
1667 es_out_Send( p_demux->out, pid->es->id, p_content );
1669 static void ParseData( demux_t *p_demux, ts_pid_t *pid )
1671 block_t *p_data = pid->es->p_data;
1673 /* remove the pes from pid */
1674 pid->es->p_data = NULL;
1675 pid->es->i_data_size = 0;
1676 pid->es->i_data_gathered = 0;
1677 pid->es->pp_last = &pid->es->p_data;
1679 if( pid->es->data_type == TS_ES_DATA_PES )
1681 ParsePES( p_demux, pid, p_data );
1683 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
1685 ParseTableSection( p_demux, pid, p_data );
1689 block_ChainRelease( p_data );
1693 static block_t* ReadTSPacket( demux_t *p_demux )
1695 demux_sys_t *p_sys = p_demux->p_sys;
1699 /* Get a new TS packet */
1700 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1702 msg_Dbg( p_demux, "eof ?" );
1706 /* Check sync byte and re-sync if needed */
1707 if( p_pkt->p_buffer[0] != 0x47 )
1709 msg_Warn( p_demux, "lost synchro" );
1710 block_Release( p_pkt );
1711 while( vlc_object_alive (p_demux) )
1713 const uint8_t *p_peek;
1714 int i_peek, i_skip = 0;
1716 i_peek = stream_Peek( p_demux->s, &p_peek,
1717 p_sys->i_packet_size * 10 );
1718 if( i_peek < p_sys->i_packet_size + 1 )
1720 msg_Dbg( p_demux, "eof ?" );
1724 while( i_skip < i_peek - p_sys->i_packet_size )
1726 if( p_peek[i_skip] == 0x47 &&
1727 p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
1733 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
1734 stream_Read( p_demux->s, NULL, i_skip );
1736 if( i_skip < i_peek - p_sys->i_packet_size )
1741 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1743 msg_Dbg( p_demux, "eof ?" );
1750 static mtime_t AdjustPCRWrapAround( demux_t *p_demux, mtime_t i_pcr )
1752 demux_sys_t *p_sys = p_demux->p_sys;
1754 * PCR is 33bit. If PCR reaches to 0x1FFFFFFFF (26:30:43.717), ressets from 0.
1755 * So, need to add 0x1FFFFFFFF, for calculating duration or current position.
1757 mtime_t i_adjust = 0;
1758 int64_t i_pos = stream_Tell( p_demux->s );
1760 for( i = 1; i < p_sys->i_pcrs_num && p_sys->p_pos[i] <= i_pos; ++i )
1762 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1763 i_adjust += 0x1FFFFFFFF;
1765 if( p_sys->p_pcrs[i-1] > i_pcr )
1766 i_adjust += 0x1FFFFFFFF;
1768 return i_pcr + i_adjust;
1771 static mtime_t GetPCR( block_t *p_pkt )
1773 const uint8_t *p = p_pkt->p_buffer;
1777 if( ( p[3]&0x20 ) && /* adaptation */
1781 /* PCR is 33 bits */
1782 i_pcr = ( (mtime_t)p[6] << 25 ) |
1783 ( (mtime_t)p[7] << 17 ) |
1784 ( (mtime_t)p[8] << 9 ) |
1785 ( (mtime_t)p[9] << 1 ) |
1786 ( (mtime_t)p[10] >> 7 );
1791 static int SeekToPCR( demux_t *p_demux, int64_t i_pos )
1793 demux_sys_t *p_sys = p_demux->p_sys;
1796 int64_t i_initial_pos = stream_Tell( p_demux->s );
1799 return VLC_EGENERIC;
1801 int64_t i_last_pos = i_pos + p_sys->i_packet_size * 4500; //XXX
1802 if( i_last_pos > stream_Size( p_demux->s ) - p_sys->i_packet_size )
1804 i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1807 if( stream_Seek( p_demux->s, i_pos ) )
1808 return VLC_EGENERIC;
1810 while( vlc_object_alive( p_demux ) )
1813 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1817 if( PIDGet( p_pkt ) == p_sys->i_pid_ref_pcr )
1819 i_pcr = GetPCR( p_pkt );
1821 block_Release( p_pkt );
1824 if( stream_Tell( p_demux->s ) >= i_last_pos )
1829 stream_Seek( p_demux->s, i_initial_pos );
1830 return VLC_EGENERIC;
1834 p_sys->i_current_pcr = i_pcr;
1839 static int Seek( demux_t *p_demux, double f_percent )
1841 demux_sys_t *p_sys = p_demux->p_sys;
1843 int64_t i_initial_pos = stream_Tell( p_demux->s );
1844 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1847 * Find the time position by using binary search algorithm.
1849 mtime_t i_target_pcr = (p_sys->i_last_pcr - p_sys->i_first_pcr) * f_percent + p_sys->i_first_pcr;
1851 int64_t i_head_pos = 0;
1852 int64_t i_tail_pos = stream_Size( p_demux->s );
1854 mtime_t i_adjust = 0;
1856 for( i = 1; i < p_sys->i_pcrs_num; ++i )
1858 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1859 i_adjust += 0x1FFFFFFFF;
1860 if( p_sys->p_pcrs[i] + i_adjust > i_target_pcr )
1863 i_head_pos = p_sys->p_pos[i-1];
1864 i_tail_pos = ( i < p_sys->i_pcrs_num ) ? p_sys->p_pos[i] : stream_Size( p_demux->s );
1866 msg_Dbg( p_demux, "Seek():i_head_pos:%"PRId64", i_tail_pos:%"PRId64, i_head_pos, i_tail_pos);
1868 bool b_found = false;
1870 while( i_head_pos <= i_tail_pos )
1872 int64_t i_pos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
1873 if( SeekToPCR( p_demux, i_pos ) )
1875 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
1876 int64_t i_diff_msec = (p_sys->i_current_pcr - i_target_pcr) * 100 / 9 / 1000;
1877 if( i_diff_msec > 500 )
1879 i_tail_pos = i_pos - p_sys->i_packet_size;
1881 else if( i_diff_msec < -500 )
1883 i_head_pos = i_pos + p_sys->i_packet_size;
1887 // diff time <= 500msec
1895 msg_Dbg( p_demux, "Seek():cannot find a time position. i_cnt:%d", i_cnt );
1896 stream_Seek( p_demux->s, i_initial_pos );
1897 p_sys->i_current_pcr = i_initial_pcr;
1898 return VLC_EGENERIC;
1902 msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
1907 static void GetFirstPCR( demux_t *p_demux )
1909 demux_sys_t *p_sys = p_demux->p_sys;
1911 int64_t i_initial_pos = stream_Tell( p_demux->s );
1913 if( stream_Seek( p_demux->s, 0 ) )
1916 while( vlc_object_alive (p_demux) )
1919 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1923 mtime_t i_pcr = GetPCR( p_pkt );
1926 p_sys->i_pid_ref_pcr = PIDGet( p_pkt );
1927 p_sys->i_first_pcr = i_pcr;
1928 p_sys->i_current_pcr = i_pcr;
1930 block_Release( p_pkt );
1931 if( p_sys->i_first_pcr >= 0 )
1934 stream_Seek( p_demux->s, i_initial_pos );
1937 static void GetLastPCR( demux_t *p_demux )
1939 demux_sys_t *p_sys = p_demux->p_sys;
1941 int64_t i_initial_pos = stream_Tell( p_demux->s );
1942 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1944 int64_t i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1945 int64_t i_pos = i_last_pos - p_sys->i_packet_size * 4500; /* FIXME if the value is not reasonable, please change it. */
1949 while( vlc_object_alive( p_demux ) )
1951 if( SeekToPCR( p_demux, i_pos ) )
1953 p_sys->i_last_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
1954 if( ( i_pos = stream_Tell( p_demux->s ) ) >= i_last_pos )
1957 if( p_sys->i_last_pcr >= 0 )
1959 int64_t i_size = stream_Size( p_demux->s );
1960 mtime_t i_duration_msec = ( p_sys->i_last_pcr - p_sys->i_first_pcr ) * 100 / 9 / 1000;
1961 int64_t i_rate = ( i_size < 0 || i_duration_msec <= 0 ) ? 0 : i_size * 1000 * 8 / i_duration_msec;
1962 const int64_t TS_SUPPOSED_MAXRATE = 55 * 1000 * 1000; //FIXME I think it's enough.
1963 const int64_t TS_SUPPOSED_MINRATE = 0.5 * 1000 * 1000; //FIXME
1964 if( i_rate < TS_SUPPOSED_MINRATE || i_rate > TS_SUPPOSED_MAXRATE )
1966 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)",
1967 i_rate, TS_SUPPOSED_MINRATE, TS_SUPPOSED_MAXRATE );
1968 p_sys->i_last_pcr = -1;
1971 stream_Seek( p_demux->s, i_initial_pos );
1972 p_sys->i_current_pcr = i_initial_pcr;
1975 static void CheckPCR( demux_t *p_demux )
1977 demux_sys_t *p_sys = p_demux->p_sys;
1979 int64_t i_initial_pos = stream_Tell( p_demux->s );
1980 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1982 int64_t i_size = stream_Size( p_demux->s );
1985 p_sys->p_pcrs[0] = p_sys->i_first_pcr;
1986 p_sys->p_pos[0] = i_initial_pos;
1988 for( i = 1; i < p_sys->i_pcrs_num && vlc_object_alive( p_demux ); ++i )
1990 int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
1991 if( SeekToPCR( p_demux, i_pos ) )
1993 p_sys->p_pcrs[i] = p_sys->i_current_pcr;
1994 p_sys->p_pos[i] = stream_Tell( p_demux->s );
1995 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1997 msg_Dbg( p_demux, "PCR Wrap Around found between %d%% and %d%% (pcr:%"PRId64"(0x%09"PRIx64") pcr:%"PRId64"(0x%09"PRIx64"))",
1998 (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] );
2001 if( i < p_sys->i_pcrs_num )
2003 msg_Dbg( p_demux, "Force Seek Per Percent: Seeking failed at %d%%.", (int)(i*100/p_sys->i_pcrs_num) );
2004 p_sys->b_force_seek_per_percent = true;
2007 stream_Seek( p_demux->s, i_initial_pos );
2008 p_sys->i_current_pcr = i_initial_pcr;
2011 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2013 demux_sys_t *p_sys = p_demux->p_sys;
2015 if( p_sys->i_pmt_es <= 0 )
2018 mtime_t i_pcr = GetPCR( p_bk );
2022 if( p_sys->i_pid_ref_pcr == pid->i_pid )
2023 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
2025 /* Search program and set the PCR */
2026 for( int i = 0; i < p_sys->i_pmt; i++ )
2027 for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
2028 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
2030 p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
2031 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
2032 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
2033 (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
2037 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2039 const uint8_t *p = p_bk->p_buffer;
2040 const bool b_unit_start = p[1]&0x40;
2041 const bool b_scrambled = p[3]&0x80;
2042 const bool b_adaptation = p[3]&0x20;
2043 const bool b_payload = p[3]&0x10;
2044 const int i_cc = p[3]&0x0f; /* continuity counter */
2045 bool b_discontinuity = false; /* discontinuity */
2047 /* transport_scrambling_control is ignored */
2052 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
2053 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
2057 /* For now, ignore additional error correction
2058 * TODO: handle Reed-Solomon 204,188 error correction */
2059 p_bk->i_buffer = TS_PACKET_SIZE_188;
2063 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
2065 if( pid->es->p_data ) //&& pid->es->fmt.i_cat == VIDEO_ES )
2066 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2069 if( p_demux->p_sys->csa )
2071 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
2072 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
2073 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
2078 /* We don't have any adaptation_field, so payload starts
2079 * immediately after the 4 byte TS header */
2084 /* p[4] is adaptation_field_length minus one */
2088 /* discontinuity indicator found in stream */
2089 b_discontinuity = (p[5]&0x80) ? true : false;
2090 if( b_discontinuity && pid->es->p_data )
2092 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
2094 /* pid->es->p_data->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
2098 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
2103 /* Test continuity counter */
2104 /* continuous when (one of this):
2106 * diff == 0 and payload == 0
2107 * diff == 0 and duplicate packet (playload != 0) <- should we
2108 * test the content ?
2110 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
2111 if( b_payload && i_diff == 1 )
2113 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
2117 if( pid->i_cc == 0xff )
2119 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
2123 else if( i_diff != 0 && !b_discontinuity )
2125 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
2126 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
2129 if( pid->es->p_data && pid->es->fmt.i_cat != VIDEO_ES )
2131 /* Small video artifacts are usually better than
2132 * dropping full frames */
2133 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2138 PCRHandle( p_demux, pid, p_bk );
2140 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
2142 block_Release( p_bk );
2147 if( !pid->b_scrambled != !b_scrambled )
2149 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
2150 pid->i_pid, pid->b_scrambled, b_scrambled );
2152 pid->b_scrambled = b_scrambled;
2154 for( int i = 0; i < pid->i_extra_es; i++ )
2156 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2157 pid->extra_es[i]->id, b_scrambled );
2159 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2160 pid->es->id, b_scrambled );
2163 /* We have to gather it */
2164 p_bk->p_buffer += i_skip;
2165 p_bk->i_buffer -= i_skip;
2169 if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION && p_bk->i_buffer > 0 )
2171 int i_pointer_field = __MIN( p_bk->p_buffer[0], p_bk->i_buffer - 1 );
2172 block_t *p = block_Duplicate( p_bk );
2175 p->i_buffer = i_pointer_field;
2177 block_ChainLastAppend( &pid->es->pp_last, p );
2179 p_bk->i_buffer -= 1 + i_pointer_field;
2180 p_bk->p_buffer += 1 + i_pointer_field;
2182 if( pid->es->p_data )
2184 ParseData( p_demux, pid );
2188 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2189 if( pid->es->data_type == TS_ES_DATA_PES )
2191 if( p_bk->i_buffer > 6 )
2193 pid->es->i_data_size = GetWBE( &p_bk->p_buffer[4] );
2194 if( pid->es->i_data_size > 0 )
2196 pid->es->i_data_size += 6;
2200 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
2202 if( p_bk->i_buffer > 3 && p_bk->p_buffer[0] != 0xff )
2204 pid->es->i_data_size = 3 + (((p_bk->p_buffer[1] & 0xf) << 8) | p_bk->p_buffer[2]);
2207 pid->es->i_data_gathered += p_bk->i_buffer;
2208 if( pid->es->i_data_size > 0 &&
2209 pid->es->i_data_gathered >= pid->es->i_data_size )
2211 ParseData( p_demux, pid );
2217 if( pid->es->p_data == NULL )
2219 /* msg_Dbg( p_demux, "broken packet" ); */
2220 block_Release( p_bk );
2224 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2225 pid->es->i_data_gathered += p_bk->i_buffer;
2227 if( pid->es->i_data_size > 0 &&
2228 pid->es->i_data_gathered >= pid->es->i_data_size )
2230 ParseData( p_demux, pid );
2239 static void PIDFillFormat( ts_es_t *es, int i_stream_type )
2241 es_format_t *fmt = &es->fmt;
2243 switch( i_stream_type )
2245 case 0x01: /* MPEG-1 video */
2246 case 0x02: /* MPEG-2 video */
2247 case 0x80: /* MPEG-2 MOTO video */
2248 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
2250 case 0x03: /* MPEG-1 audio */
2251 case 0x04: /* MPEG-2 audio */
2252 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
2254 case 0x11: /* MPEG4 (audio) LATM */
2255 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
2256 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
2258 case 0x10: /* MPEG4 (video) */
2259 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
2261 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
2262 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
2264 case 0x42: /* CAVS (Chinese AVS) */
2265 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
2268 case 0x81: /* A52 (audio) */
2269 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
2271 case 0x82: /* SCTE-27 (sub) */
2272 es_format_Init( fmt, SPU_ES, VLC_CODEC_SCTE_27 );
2273 es->data_type = TS_ES_DATA_TABLE_SECTION;
2275 case 0x83: /* LPCM (audio) */
2276 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
2278 case 0x84: /* SDDS (audio) */
2279 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
2281 case 0x85: /* DTS (audio) */
2282 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
2284 case 0x87: /* E-AC3 */
2285 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
2288 case 0x91: /* A52 vls (audio) */
2289 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
2291 case 0x92: /* DVD_SPU vls (sub) */
2292 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
2295 case 0x94: /* SDDS (audio) */
2296 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
2299 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
2300 es_format_Init( fmt, UNKNOWN_ES, 0 );
2303 case 0x06: /* PES_PRIVATE (fixed later) */
2304 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
2305 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
2307 es_format_Init( fmt, UNKNOWN_ES, 0 );
2311 /* PES packets usually contain truncated frames */
2312 fmt->b_packetized = false;
2315 /*****************************************************************************
2316 * MP4 specific functions (IOD parser)
2317 *****************************************************************************/
2318 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
2321 unsigned int i_len = 0;
2327 i_len = ( i_len << 7 ) + ( i_b&0x7f );
2329 } while( i_b&0x80 && *pi_data > 0 );
2331 if (i_len > *pi_data)
2337 static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
2340 while( *pi_data > 0 && bytes-- )
2351 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
2353 int len = IODGetBytes( pi_data, pp_data, 1 );
2356 char *url = strndup( (char*)*pp_data, len );
2362 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
2364 uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
2366 iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
2375 byte1 = IODGetBytes( &i_data, &p_data, 1 );
2376 byte2 = IODGetBytes( &i_data, &p_data, 1 );
2377 byte3 = IODGetBytes( &i_data, &p_data, 1 );
2378 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
2380 i_iod_label = byte1;
2383 else //correct implementation of the IOD_descriptor
2385 i_iod_label = byte2;
2389 ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
2391 if( i_iod_tag != 0x02 )
2393 ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
2397 IODDescriptorLength( &i_data, &p_data );
2399 uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
2400 uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
2401 i_od_id |= i_flags >> 6;
2402 ts_debug( "\n* od_id:%d", i_od_id );
2403 ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
2404 if ((i_flags >> 5) & 0x01)
2406 p_iod->psz_url = IODGetURL( &i_data, &p_data );
2407 ts_debug( "\n* url string:%s", p_iod->psz_url );
2408 ts_debug( "\n*****************************\n" );
2413 p_iod->psz_url = NULL;
2416 /* Profile Level Indication */
2417 IODGetBytes( &i_data, &p_data, 1 ); /* OD */
2418 IODGetBytes( &i_data, &p_data, 1 ); /* scene */
2419 IODGetBytes( &i_data, &p_data, 1 ); /* audio */
2420 IODGetBytes( &i_data, &p_data, 1 ); /* visual */
2421 IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
2424 int i_data_sav = i_data;
2425 uint8_t *p_data_sav = p_data;
2426 for (int i = 0; i_data > 0 && i < 255; i++)
2428 es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
2430 p_data = p_data_sav + i_length;
2431 i_data = i_data_sav - i_length;
2433 int i_tag = IODGetBytes( &i_data, &p_data, 1 );
2434 i_length = IODDescriptorLength( &i_data, &p_data );
2436 i_data_sav = i_data;
2437 p_data_sav = p_data;
2441 if ( i_tag != 0x03 )
2443 ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
2447 es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
2448 int i_flags = IODGetBytes( &i_data, &p_data, 1 );
2449 bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
2450 if( b_streamDependenceFlag )
2451 IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
2453 if( (i_flags >> 6) & 0x01 )
2454 es_descr->psz_url = IODGetURL( &i_data, &p_data );
2456 bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
2457 if( b_OCRStreamFlag )
2458 IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
2460 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
2462 ts_debug( "\n* ERR missing DecoderConfigDescr" );
2465 decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
2466 dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
2467 i_flags = IODGetBytes( &i_data, &p_data, 1 );
2468 dec_descr->i_streamType = i_flags >> 2;
2470 IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
2471 IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
2472 IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
2474 int i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
2475 if( i_decoderConfigDescr_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
2477 dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
2478 if( dec_descr->i_extra > 0 )
2480 dec_descr->p_extra = xmalloc( dec_descr->i_extra );
2481 memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
2482 p_data += dec_descr->i_extra;
2483 i_data -= dec_descr->i_extra;
2488 dec_descr->i_extra = 0;
2489 dec_descr->p_extra = NULL;
2492 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
2494 ts_debug( "\n* ERR missing SLConfigDescr" );
2497 IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
2498 switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
2501 ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
2506 es_descr->b_ok = true;
2512 static void IODFree( iod_descriptor_t *p_iod )
2514 if( p_iod->psz_url )
2516 free( p_iod->psz_url );
2521 for( int i = 0; i < 255; i++ )
2523 #define es_descr p_iod->es_descr[i]
2526 if( es_descr.psz_url )
2527 free( es_descr.psz_url );
2529 free( es_descr.dec_descr.p_extra );
2536 /****************************************************************************
2537 ****************************************************************************
2538 ** libdvbpsi callbacks
2539 ****************************************************************************
2540 ****************************************************************************/
2541 static bool ProgramIsSelected( demux_t *p_demux, uint16_t i_pgrm )
2543 demux_sys_t *p_sys = p_demux->p_sys;
2545 if( ( p_sys->i_current_program == -1 && p_sys->programs_list.i_count == 0 ) ||
2546 p_sys->i_current_program == 0 )
2548 if( p_sys->i_current_program == i_pgrm )
2551 if( p_sys->programs_list.i_count != 0 )
2553 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
2555 if( i_pgrm == p_sys->programs_list.p_values[i].i_int )
2562 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
2564 demux_sys_t *p_sys = p_demux->p_sys;
2566 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
2569 msg_Warn( p_demux, "Switching to non DVB mode" );
2571 /* This doesn't look like a DVB stream so don't try
2572 * parsing the SDT/EDT/TDT */
2574 for( int i = 0x11; i <= 0x14; i++ )
2576 if( i == 0x13 ) continue;
2577 ts_pid_t *p_pid = &p_sys->pid[i];
2580 dvbpsi_DetachDemux( p_pid->psi->handle );
2583 p_pid->b_valid = false;
2585 SetPIDFilter( p_demux, i, false );
2587 p_sys->b_dvb_meta = false;
2590 #include "dvb-text.h"
2592 static char *EITConvertToUTF8( const unsigned char *psz_instring,
2596 /* Deal with no longer broken providers (no switch byte
2597 but sending ISO_8859-1 instead of ISO_6937) without
2598 removing them from the broken providers table
2599 (keep the entry for correctly handling recorded TS).
2601 b_broken = b_broken && i_length && *psz_instring > 0x20;
2604 return FromCharset( "ISO_8859-1", psz_instring, i_length );
2605 return vlc_from_EIT( psz_instring, i_length );
2608 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
2610 demux_sys_t *p_sys = p_demux->p_sys;
2611 ts_pid_t *sdt = &p_sys->pid[0x11];
2612 dvbpsi_sdt_service_t *p_srv;
2614 msg_Dbg( p_demux, "SDTCallBack called" );
2616 if( sdt->psi->i_sdt_version != -1 &&
2617 ( !p_sdt->b_current_next ||
2618 p_sdt->i_version == sdt->psi->i_sdt_version ) )
2620 dvbpsi_DeleteSDT( p_sdt );
2624 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
2626 p_sdt->i_ts_id, p_sdt->i_version, p_sdt->b_current_next,
2627 p_sdt->i_network_id );
2629 p_sys->b_broken_charset = false;
2631 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
2634 dvbpsi_descriptor_t *p_dr;
2636 const char *psz_type = NULL;
2637 const char *psz_status = NULL;
2639 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
2640 "running=%d free_ca=%d",
2641 p_srv->i_service_id, p_srv->b_eit_schedule,
2642 p_srv->b_eit_present, p_srv->i_running_status,
2645 p_meta = vlc_meta_New();
2646 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2648 if( p_dr->i_tag == 0x48 )
2650 static const char *ppsz_type[17] = {
2652 "Digital television service",
2653 "Digital radio sound service",
2655 "NVOD reference service",
2656 "NVOD time-shifted service",
2659 "SECAM coded signal",
2662 "NTSC coded signal",
2663 "Data broadcast service",
2664 "Reserved for Common Interface Usage",
2665 "RCS Map (see EN 301 790 [35])",
2666 "RCS FLS (see EN 301 790 [35])",
2669 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
2673 /* Workarounds for broadcasters with broken EPG */
2675 if( p_sdt->i_network_id == 133 )
2676 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
2678 /* List of providers using ISO8859-1 */
2679 static const char ppsz_broken_providers[][8] = {
2680 "CSAT", /* CanalSat FR */
2681 "GR1", /* France televisions */
2683 "MR5", /* France 2/M6 HD */
2686 for( int i = 0; *ppsz_broken_providers[i]; i++ )
2688 const size_t i_length = strlen(ppsz_broken_providers[i]);
2689 if( pD->i_service_provider_name_length == i_length &&
2690 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
2691 p_sys->b_broken_charset = true;
2694 /* FIXME: Digital+ ES also uses ISO8859-1 */
2696 str1 = EITConvertToUTF8(pD->i_service_provider_name,
2697 pD->i_service_provider_name_length,
2698 p_sys->b_broken_charset );
2699 str2 = EITConvertToUTF8(pD->i_service_name,
2700 pD->i_service_name_length,
2701 p_sys->b_broken_charset );
2703 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
2704 pD->i_service_type, str1, str2 );
2706 vlc_meta_SetTitle( p_meta, str2 );
2707 vlc_meta_SetPublisher( p_meta, str1 );
2708 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
2709 psz_type = ppsz_type[pD->i_service_type];
2715 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
2717 static const char *ppsz_status[5] = {
2720 "Starts in a few seconds",
2724 psz_status = ppsz_status[p_srv->i_running_status];
2728 vlc_meta_AddExtra( p_meta, "Type", psz_type );
2730 vlc_meta_AddExtra( p_meta, "Status", psz_status );
2732 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
2733 p_srv->i_service_id, p_meta );
2734 vlc_meta_Delete( p_meta );
2737 sdt->psi->i_sdt_version = p_sdt->i_version;
2738 dvbpsi_DeleteSDT( p_sdt );
2741 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
2742 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
2744 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
2748 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
2749 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
2752 /* Count the number of days */
2753 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
2754 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
2755 for( int i = 70; i < i_year; i++ )
2756 i_day += LEAP(1900+i);
2758 i_day += LEAP(1900+i_year);
2761 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
2764 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
2766 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
2767 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
2768 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
2770 *p_y = 1900 + yp + c*1;
2771 *p_m = mp - 1 - c*12;
2772 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
2774 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
2775 static int64_t EITConvertStartTime( uint64_t i_date )
2777 const int i_mjd = i_date >> 24;
2778 const int i_hour = CVT_FROM_BCD(i_date >> 16);
2779 const int i_minute = CVT_FROM_BCD(i_date >> 8);
2780 const int i_second = CVT_FROM_BCD(i_date );
2785 /* if all 40 bits are 1, the start is unknown */
2786 if( i_date == UINT64_C(0xffffffffff) )
2789 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
2790 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
2792 static int EITConvertDuration( uint32_t i_duration )
2794 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
2795 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
2796 CVT_FROM_BCD(i_duration );
2800 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
2802 demux_sys_t *p_sys = p_demux->p_sys;
2804 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
2806 dvbpsi_DeleteTOT(p_tdt);
2810 static void EITCallBack( demux_t *p_demux,
2811 dvbpsi_eit_t *p_eit, bool b_current_following )
2813 demux_sys_t *p_sys = p_demux->p_sys;
2814 dvbpsi_eit_event_t *p_evt;
2817 msg_Dbg( p_demux, "EITCallBack called" );
2818 if( !p_eit->b_current_next )
2820 dvbpsi_DeleteEIT( p_eit );
2824 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
2825 "ts_id=%d network_id=%d segment_last_section_number=%d "
2827 p_eit->i_service_id, p_eit->i_version, p_eit->b_current_next,
2828 p_eit->i_ts_id, p_eit->i_network_id,
2829 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
2831 p_epg = vlc_epg_New( NULL );
2832 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
2834 dvbpsi_descriptor_t *p_dr;
2835 char *psz_name = NULL;
2836 char *psz_text = NULL;
2837 char *psz_extra = strdup("");
2841 i_start = EITConvertStartTime( p_evt->i_start_time );
2842 i_duration = EITConvertDuration( p_evt->i_duration );
2844 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
2845 "running=%d free_ca=%d",
2846 p_evt->i_event_id, (int)i_start, (int)i_duration,
2847 p_evt->i_running_status, p_evt->b_free_ca );
2849 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2851 if( p_dr->i_tag == 0x4d )
2853 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
2855 /* Only take first description, as we don't handle language-info
2857 if( pE && psz_name == NULL)
2859 psz_name = EITConvertToUTF8( pE->i_event_name, pE->i_event_name_length,
2860 p_sys->b_broken_charset );
2861 psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2862 p_sys->b_broken_charset );
2863 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
2864 pE->i_iso_639_code, psz_name, psz_text );
2867 else if( p_dr->i_tag == 0x4e )
2869 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
2872 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
2874 pE->i_descriptor_number, pE->i_last_descriptor_number );
2876 if( pE->i_text_length > 0 )
2878 char *psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2879 p_sys->b_broken_charset );
2882 msg_Dbg( p_demux, " - text='%s'", psz_text );
2884 psz_extra = xrealloc( psz_extra,
2885 strlen(psz_extra) + strlen(psz_text) + 1 );
2886 strcat( psz_extra, psz_text );
2891 for( int i = 0; i < pE->i_entry_count; i++ )
2893 char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i],
2894 pE->i_item_description_length[i],
2895 p_sys->b_broken_charset );
2896 char *psz_itm = EITConvertToUTF8( pE->i_item[i], pE->i_item_length[i],
2897 p_sys->b_broken_charset );
2899 if( psz_dsc && psz_itm )
2901 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
2903 psz_extra = xrealloc( psz_extra,
2904 strlen(psz_extra) + strlen(psz_dsc) +
2905 strlen(psz_itm) + 3 + 1 );
2906 strcat( psz_extra, "(" );
2907 strcat( psz_extra, psz_dsc );
2908 strcat( psz_extra, " " );
2909 strcat( psz_extra, psz_itm );
2910 strcat( psz_extra, ")" );
2920 msg_Dbg( p_demux, " - tag=0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
2926 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
2927 *psz_extra ? psz_extra : NULL );
2929 /* Update "now playing" field */
2930 if( p_evt->i_running_status == 0x04 && i_start > 0 )
2931 vlc_epg_SetCurrent( p_epg, i_start );
2938 if( p_epg->i_event > 0 )
2940 if( b_current_following &&
2941 ( p_sys->i_current_program == -1 ||
2942 p_sys->i_current_program == p_eit->i_service_id ) )
2944 p_sys->i_dvb_length = 0;
2945 p_sys->i_dvb_start = 0;
2947 if( p_epg->p_current )
2949 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
2950 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
2953 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG, p_eit->i_service_id, p_epg );
2955 vlc_epg_Delete( p_epg );
2957 dvbpsi_DeleteEIT( p_eit );
2959 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2961 EITCallBack( p_demux, p_eit, true );
2963 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2965 EITCallBack( p_demux, p_eit, false );
2968 static void PSINewTableCallBack( demux_t *p_demux, dvbpsi_handle h,
2969 uint8_t i_table_id, uint16_t i_extension )
2972 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2973 i_table_id, i_table_id, i_extension, i_extension );
2975 if( p_demux->p_sys->pid[0].psi->i_pat_version != -1 && i_table_id == 0x42 )
2977 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2978 i_table_id, i_table_id, i_extension, i_extension );
2980 dvbpsi_AttachSDT( h, i_table_id, i_extension,
2981 (dvbpsi_sdt_callback)SDTCallBack, p_demux );
2983 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2984 ( i_table_id == 0x4e || /* Current/Following */
2985 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
2987 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2988 i_table_id, i_table_id, i_extension, i_extension );
2990 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
2991 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
2992 (dvbpsi_eit_callback)EITCallBackSchedule;
2993 dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
2995 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2996 i_table_id == 0x70 ) /* TDT */
2998 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2999 i_table_id, i_table_id, i_extension, i_extension );
3000 dvbpsi_AttachTOT( h, i_table_id, i_extension,
3001 (dvbpsi_tot_callback)TDTCallBack, p_demux);
3005 /*****************************************************************************
3006 * PMT callback and helpers
3007 *****************************************************************************/
3008 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
3011 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
3012 while( p_dr && ( p_dr->i_tag != i_tag ) )
3013 p_dr = p_dr->p_next;
3016 static bool PMTEsHasRegistration( demux_t *p_demux,
3017 const dvbpsi_pmt_es_t *p_es,
3018 const char *psz_tag )
3020 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
3024 if( p_dr->i_length < 4 )
3026 msg_Warn( p_demux, "invalid Registration Descriptor" );
3030 assert( strlen(psz_tag) == 4 );
3031 return !memcmp( p_dr->p_data, psz_tag, 4 );
3033 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pid_t *pid,
3034 const ts_prg_psi_t *prg, const dvbpsi_pmt_es_t *p_es )
3036 es_format_t *p_fmt = &pid->es->fmt;
3038 /* MPEG-4 stream: search SL_DESCRIPTOR */
3039 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x1f );
3041 if( p_dr && p_dr->i_length == 2 )
3043 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
3045 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
3047 pid->es->p_mpeg4desc = NULL;
3049 for( int i = 0; i < 255; i++ )
3051 iod_descriptor_t *iod = prg->iod;
3053 if( iod->es_descr[i].b_ok && iod->es_descr[i].i_es_id == i_es_id )
3055 pid->es->p_mpeg4desc = &iod->es_descr[i];
3060 if( !pid->es->p_mpeg4desc )
3062 msg_Err( p_demux, "MPEG-4 descriptor not found" );
3066 const decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
3067 if( dcd->i_streamType == 0x04 ) /* VisualStream */
3069 p_fmt->i_cat = VIDEO_ES;
3070 switch( dcd->i_objectTypeIndication )
3072 case 0x0B: /* mpeg4 sub */
3073 p_fmt->i_cat = SPU_ES;
3074 p_fmt->i_codec = VLC_CODEC_SUBT;
3077 case 0x20: /* mpeg4 */
3078 p_fmt->i_codec = VLC_CODEC_MP4V;
3080 case 0x21: /* h264 */
3081 p_fmt->i_codec = VLC_CODEC_H264;
3088 case 0x65: /* mpeg2 */
3089 p_fmt->i_codec = VLC_CODEC_MPGV;
3091 case 0x6a: /* mpeg1 */
3092 p_fmt->i_codec = VLC_CODEC_MPGV;
3094 case 0x6c: /* mpeg1 */
3095 p_fmt->i_codec = VLC_CODEC_JPEG;
3098 p_fmt->i_cat = UNKNOWN_ES;
3102 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
3104 p_fmt->i_cat = AUDIO_ES;
3105 switch( dcd->i_objectTypeIndication )
3107 case 0x40: /* mpeg4 */
3108 p_fmt->i_codec = VLC_CODEC_MP4A;
3112 case 0x68: /* mpeg2 aac */
3113 p_fmt->i_codec = VLC_CODEC_MP4A;
3115 case 0x69: /* mpeg2 */
3116 p_fmt->i_codec = VLC_CODEC_MPGA;
3118 case 0x6b: /* mpeg1 */
3119 p_fmt->i_codec = VLC_CODEC_MPGA;
3122 p_fmt->i_cat = UNKNOWN_ES;
3128 p_fmt->i_cat = UNKNOWN_ES;
3131 if( p_fmt->i_cat != UNKNOWN_ES )
3133 p_fmt->i_extra = dcd->i_extra;
3134 if( p_fmt->i_extra > 0 )
3136 p_fmt->p_extra = malloc( p_fmt->i_extra );
3137 if( p_fmt->p_extra )
3138 memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
3151 } ts_teletext_page_t;
3153 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pid_t *pid,
3154 const dvbpsi_pmt_es_t *p_es )
3156 es_format_t *p_fmt = &pid->es->fmt;
3158 ts_teletext_page_t p_page[2 * 64 + 20];
3159 unsigned i_page = 0;
3161 /* Gather pages information */
3162 #if defined _DVBPSI_DR_56_H_ && \
3163 defined DVBPSI_VERSION && DVBPSI_VERSION_INT > ((0<<16)+(1<<8)+5)
3164 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
3166 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, i_tag_idx == 0 ? 0x46 : 0x56 );
3170 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
3174 for( int i = 0; i < p_sub->i_pages_number; i++ )
3176 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
3178 if( p_src->i_teletext_type >= 0x06 )
3181 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3183 ts_teletext_page_t *p_dst = &p_page[i_page++];
3185 p_dst->i_type = p_src->i_teletext_type;
3186 p_dst->i_magazine = p_src->i_teletext_magazine_number
3187 ? p_src->i_teletext_magazine_number : 8;
3188 p_dst->i_page = p_src->i_teletext_page_number;
3189 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3194 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3197 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3198 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3200 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
3202 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
3205 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3207 ts_teletext_page_t *p_dst = &p_page[i_page++];
3209 switch( p_src->i_subtitling_type )
3212 p_dst->i_type = 0x02;
3215 p_dst->i_type = 0x03;
3218 /* FIXME check if it is the right split */
3219 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
3220 ? (p_src->i_composition_page_id >> 8) : 8;
3221 p_dst->i_page = p_src->i_composition_page_id & 0xff;
3222 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3227 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
3229 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3231 p_fmt->subs.teletext.i_magazine = -1;
3232 p_fmt->subs.teletext.i_page = 0;
3233 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
3235 dvbpsi_descriptor_t *p_dr;
3236 p_dr = PMTEsFindDescriptor( p_es, 0x46 );
3238 p_dr = PMTEsFindDescriptor( p_es, 0x56 );
3240 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3242 /* Descriptor pass-through */
3243 p_fmt->p_extra = malloc( p_dr->i_length );
3244 if( p_fmt->p_extra )
3246 p_fmt->i_extra = p_dr->i_length;
3247 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3253 for( unsigned i = 0; i < i_page; i++ )
3264 p_es = malloc( sizeof(*p_es) );
3268 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3269 free( p_es->fmt.psz_language );
3270 free( p_es->fmt.psz_description );
3271 p_es->fmt.psz_language = NULL;
3272 p_es->fmt.psz_description = NULL;
3275 p_es->p_data = NULL;
3276 p_es->i_data_size = 0;
3277 p_es->i_data_gathered = 0;
3278 p_es->pp_last = &p_es->p_data;
3279 p_es->data_type = TS_ES_DATA_PES;
3280 p_es->p_mpeg4desc = NULL;
3282 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3286 const ts_teletext_page_t *p = &p_page[i];
3287 p_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ? 0 : -1;
3288 p_es->fmt.psz_language = strndup( p->p_iso639, 3 );
3289 p_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
3290 p_es->fmt.subs.teletext.i_magazine = p->i_magazine;
3291 p_es->fmt.subs.teletext.i_page = p->i_page;
3294 " * ttxt type=%s lan=%s page=%d%02x",
3295 p_es->fmt.psz_description,
3296 p_es->fmt.psz_language,
3297 p->i_magazine, p->i_page );
3301 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pid_t *pid,
3302 const dvbpsi_pmt_es_t *p_es )
3304 es_format_t *p_fmt = &pid->es->fmt;
3306 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
3308 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3310 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3311 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3313 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
3314 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
3315 ( i_type >= 0x20 && i_type <= 0x24 ) )
3319 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3321 p_fmt->subs.dvb.i_id = -1;
3322 p_fmt->psz_description = strdup( _("DVB subtitles") );
3324 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3326 /* Descriptor pass-through */
3327 p_fmt->p_extra = malloc( p_dr->i_length );
3328 if( p_fmt->p_extra )
3330 p_fmt->i_extra = p_dr->i_length;
3331 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3337 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3348 p_es = malloc( sizeof(*p_es) );
3352 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3353 free( p_es->fmt.psz_language );
3354 free( p_es->fmt.psz_description );
3355 p_es->fmt.psz_language = NULL;
3356 p_es->fmt.psz_description = NULL;
3359 p_es->p_data = NULL;
3360 p_es->i_data_size = 0;
3361 p_es->i_data_gathered = 0;
3362 p_es->pp_last = &p_es->p_data;
3363 p_es->data_type = TS_ES_DATA_PES;
3364 p_es->p_mpeg4desc = NULL;
3366 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3370 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
3371 p_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
3372 switch( p->i_subtitling_type )
3374 case 0x10: /* unspec. */
3375 case 0x11: /* 4:3 */
3376 case 0x12: /* 16:9 */
3377 case 0x13: /* 2.21:1 */
3378 case 0x14: /* HD monitor */
3379 p_es->fmt.psz_description = strdup( _("DVB subtitles") );
3381 case 0x20: /* Hearing impaired unspec. */
3382 case 0x21: /* h.i. 4:3 */
3383 case 0x22: /* h.i. 16:9 */
3384 case 0x23: /* h.i. 2.21:1 */
3385 case 0x24: /* h.i. HD monitor */
3386 p_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
3393 p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
3394 ( p->i_ancillary_page_id << 16 );
3398 static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
3399 const dvbpsi_pmt_es_t *p_es )
3401 es_format_t *p_fmt = &pid->es->fmt;
3403 if( PMTEsHasRegistration( p_demux, p_es, "AC-3" ) ||
3404 PMTEsFindDescriptor( p_es, 0x6a ) ||
3405 PMTEsFindDescriptor( p_es, 0x81 ) )
3407 p_fmt->i_cat = AUDIO_ES;
3408 p_fmt->i_codec = VLC_CODEC_A52;
3410 else if( PMTEsFindDescriptor( p_es, 0x7a ) )
3412 /* DVB with stream_type 0x06 (ETS EN 300 468) */
3413 p_fmt->i_cat = AUDIO_ES;
3414 p_fmt->i_codec = VLC_CODEC_EAC3;
3416 else if( PMTEsHasRegistration( p_demux, p_es, "DTS1" ) ||
3417 PMTEsHasRegistration( p_demux, p_es, "DTS2" ) ||
3418 PMTEsHasRegistration( p_demux, p_es, "DTS3" ) ||
3419 PMTEsFindDescriptor( p_es, 0x73 ) )
3421 /*registration descriptor(ETSI TS 101 154 Annex F)*/
3422 p_fmt->i_cat = AUDIO_ES;
3423 p_fmt->i_codec = VLC_CODEC_DTS;
3425 else if( PMTEsHasRegistration( p_demux, p_es, "BSSD" ) )
3427 p_fmt->i_cat = AUDIO_ES;
3428 p_fmt->b_packetized = true;
3429 p_fmt->i_codec = VLC_CODEC_302M;
3433 /* Subtitle/Teletext/VBI fallbacks */
3434 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3436 dvbpsi_subtitling_dr_t *p_sub;
3437 if( p_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_dr ) ) )
3439 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3441 if( p_fmt->i_cat != UNKNOWN_ES )
3444 switch( p_sub->p_subtitle[i].i_subtitling_type )
3446 case 0x01: /* EBU Teletext subtitles */
3447 case 0x02: /* Associated EBU Teletext */
3448 case 0x03: /* VBI data */
3449 PMTSetupEsTeletext( p_demux, pid, p_es );
3451 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
3452 case 0x11: /* ... on 4:3 AR monitor */
3453 case 0x12: /* ... on 16:9 AR monitor */
3454 case 0x13: /* ... on 2.21:1 AR monitor */
3455 case 0x14: /* ... for display on a high definition monitor */
3456 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
3457 case 0x21: /* ... on 4:3 AR monitor */
3458 case 0x22: /* ... on 16:9 AR monitor */
3459 case 0x23: /* ... on 2.21:1 AR monitor */
3460 case 0x24: /* ... for display on a high definition monitor */
3461 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3464 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
3465 p_sub->p_subtitle[i].i_subtitling_type );
3471 if( p_fmt->i_cat == UNKNOWN_ES &&
3472 ( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
3473 PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
3474 PMTEsFindDescriptor( p_es, 0x56 ) ) ) /* EBU Teletext descriptor */
3477 PMTSetupEsTeletext( p_demux, pid, p_es );
3481 /* FIXME is it useful ? */
3482 if( PMTEsFindDescriptor( p_es, 0x52 ) )
3484 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3485 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3487 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
3491 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
3492 const dvbpsi_pmt_es_t *p_es )
3494 /* Registration Descriptor */
3495 if( !PMTEsHasRegistration( p_demux, p_es, "VC-1" ) )
3497 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3501 es_format_t *p_fmt = &pid->es->fmt;
3503 /* registration descriptor for VC-1 (SMPTE rp227) */
3504 p_fmt->i_cat = VIDEO_ES;
3505 p_fmt->i_codec = VLC_CODEC_VC1;
3507 /* XXX With Simple and Main profile the SEQUENCE
3508 * header is modified: video width and height are
3509 * inserted just after the start code as 2 int16_t
3510 * The packetizer will take care of that. */
3513 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pid_t *pid,
3514 const dvbpsi_pmt_es_t *p_es )
3516 /* Registration Descriptor */
3517 if( !PMTEsHasRegistration( p_demux, p_es, "drac" ) )
3519 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3523 es_format_t *p_fmt = &pid->es->fmt;
3525 /* registration descriptor for Dirac
3526 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
3527 p_fmt->i_cat = VIDEO_ES;
3528 p_fmt->i_codec = VLC_CODEC_DIRAC;
3531 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pid_t *pid,
3532 const dvbpsi_pmt_es_t *p_es )
3534 /* MSCODEC sent by vlc */
3535 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xa0 );
3536 if( !p_dr || p_dr->i_length < 10 )
3539 "private MSCODEC (vlc) without bih private descriptor" );
3543 es_format_t *p_fmt = &pid->es->fmt;
3544 p_fmt->i_cat = VIDEO_ES;
3545 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
3546 p_dr->p_data[2], p_dr->p_data[3] );
3547 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
3548 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
3549 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
3551 if( p_fmt->i_extra > 0 )
3553 p_fmt->p_extra = malloc( p_fmt->i_extra );
3554 if( p_fmt->p_extra )
3555 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
3556 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
3560 /* For such stream we will gather them ourself and don't launch a
3562 * Yes it's ugly but it's the only way to have DIV3 working */
3563 p_fmt->b_packetized = true;
3566 static void PMTSetupEsHDMV( ts_pid_t *pid, const dvbpsi_pmt_es_t *p_es )
3568 es_format_t *p_fmt = &pid->es->fmt;
3570 /* Blu-Ray mapping */
3571 switch( p_es->i_type )
3574 p_fmt->i_cat = AUDIO_ES;
3575 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
3578 case 0x85: /* DTS-HD High resolution audio */
3579 case 0x86: /* DTS-HD Master audio */
3580 case 0xA2: /* Secondary DTS audio */
3581 p_fmt->i_cat = AUDIO_ES;
3582 p_fmt->i_codec = VLC_CODEC_DTS;
3585 case 0x83: /* TrueHD AC3 */
3586 p_fmt->i_cat = AUDIO_ES;
3587 p_fmt->i_codec = VLC_CODEC_TRUEHD;
3590 case 0x84: /* E-AC3 */
3591 case 0xA1: /* Secondary E-AC3 */
3592 p_fmt->i_cat = AUDIO_ES;
3593 p_fmt->i_codec = VLC_CODEC_EAC3;
3595 case 0x90: /* Presentation graphics */
3596 p_fmt->i_cat = SPU_ES;
3597 p_fmt->i_codec = VLC_CODEC_BD_PG;
3599 case 0x91: /* Interactive graphics */
3600 case 0x92: /* Subtitle */
3606 static void PMTSetupEsRegistration( demux_t *p_demux, ts_pid_t *pid,
3607 const dvbpsi_pmt_es_t *p_es )
3613 vlc_fourcc_t i_codec;
3615 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
3616 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
3617 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
3618 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
3619 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
3620 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
3621 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
3622 { "", UNKNOWN_ES, 0 }
3624 es_format_t *p_fmt = &pid->es->fmt;
3626 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
3628 if( PMTEsHasRegistration( p_demux, p_es, p_regs[i].psz_tag ) )
3630 p_fmt->i_cat = p_regs[i].i_cat;
3631 p_fmt->i_codec = p_regs[i].i_codec;
3637 static char *GetAudioTypeDesc(demux_t *p_demux, int type)
3639 static const char *audio_type[] = {
3641 N_("clean effects"),
3642 N_("hearing impaired"),
3643 N_("visual impaired commentary"),
3646 if (type < 0 || type > 3)
3647 msg_Dbg( p_demux, "unknown audio type: %d", type);
3649 return strdup(audio_type[type]);
3653 static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
3654 const dvbpsi_pmt_es_t *p_es )
3656 /* get language descriptor */
3657 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x0a );
3662 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
3665 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
3669 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
3670 pid->es->fmt.psz_language = malloc( 4 );
3671 if( pid->es->fmt.psz_language )
3673 memcpy( pid->es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
3674 pid->es->fmt.psz_language[3] = 0;
3675 msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
3677 int type = p_decoded->code[0].i_audio_type;
3678 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3680 pid->es->fmt.i_priority = 1; // prioritize normal audio tracks
3682 pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
3683 if( pid->es->fmt.i_extra_languages > 0 )
3684 pid->es->fmt.p_extra_languages =
3685 malloc( sizeof(*pid->es->fmt.p_extra_languages) *
3686 pid->es->fmt.i_extra_languages );
3687 if( pid->es->fmt.p_extra_languages )
3689 for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
3691 pid->es->fmt.p_extra_languages[i].psz_language = malloc(4);
3692 if( pid->es->fmt.p_extra_languages[i].psz_language )
3694 memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
3695 p_decoded->code[i+1].iso_639_code, 3 );
3696 pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
3698 int type = p_decoded->code[i].i_audio_type;
3699 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3703 pid->es->fmt.psz_language = malloc( 4 );
3704 if( pid->es->fmt.psz_language )
3706 memcpy( pid->es->fmt.psz_language,
3707 p_decoded->i_iso_639_code, 3 );
3708 pid->es->fmt.psz_language[3] = 0;
3713 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
3715 demux_t *p_demux = data;
3716 demux_sys_t *p_sys = p_demux->p_sys;
3718 ts_pid_t *pmt = NULL;
3721 msg_Dbg( p_demux, "PMTCallBack called" );
3723 /* First find this PMT declared in PAT */
3724 for( int i = 0; !pmt && i < p_sys->i_pmt; i++ )
3725 for( int i_prg = 0; !pmt && i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
3727 const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
3728 if( i_pmt_number != TS_USER_PMT_NUMBER &&
3729 i_pmt_number == p_pmt->i_program_number )
3731 pmt = p_sys->pmt[i];
3732 prg = p_sys->pmt[i]->psi->prg[i_prg];
3738 msg_Warn( p_demux, "unreferenced program (broken stream)" );
3739 dvbpsi_DeletePMT(p_pmt);
3744 if( prg->i_version != -1 &&
3745 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
3747 dvbpsi_DeletePMT( p_pmt );
3751 ts_pid_t **pp_clean = NULL;
3753 /* Clean this program (remove all es) */
3754 for( int i = 0; i < 8192; i++ )
3756 ts_pid_t *pid = &p_sys->pid[i];
3758 if( pid->b_valid && pid->p_owner == pmt->psi &&
3759 pid->i_owner_number == prg->i_number && pid->psi == NULL )
3761 TAB_APPEND( i_clean, pp_clean, pid );
3766 IODFree( prg->iod );
3770 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
3771 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
3772 prg->i_pid_pcr = p_pmt->i_pcr_pid;
3773 prg->i_version = p_pmt->i_version;
3775 ValidateDVBMeta( p_demux, prg->i_pid_pcr );
3776 if( ProgramIsSelected( p_demux, prg->i_number ) )
3777 SetPIDFilter( p_demux, prg->i_pid_pcr, true ); /* Set demux filter */
3779 /* Parse descriptor */
3780 bool b_hdmv = false;
3781 dvbpsi_descriptor_t *p_dr;
3782 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
3785 case 0x1d: /* We have found an IOD descriptor */
3786 msg_Dbg( p_demux, " * descriptor : IOD (0x1d)" );
3787 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
3791 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
3792 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
3795 case 0x5: /* Registration Descriptor */
3796 if( p_dr->i_length != 4 )
3798 msg_Warn( p_demux, "invalid Registration Descriptor" );
3802 msg_Dbg( p_demux, " * descriptor : registration %4.4s", p_dr->p_data );
3803 if( !memcmp( p_dr->p_data, "HDMV", 4 ) )
3804 b_hdmv = true; /* Blu-Ray */
3809 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
3812 dvbpsi_pmt_es_t *p_es;
3813 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
3815 ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
3817 /* Find out if the PID was already declared */
3818 for( int i = 0; i < i_clean; i++ )
3820 if( pp_clean[i] == &p_sys->pid[p_es->i_pid] )
3822 old_pid = pp_clean[i];
3826 ValidateDVBMeta( p_demux, p_es->i_pid );
3828 if( !old_pid && p_sys->pid[p_es->i_pid].b_valid )
3830 msg_Warn( p_demux, "pmt error: pid=%d already defined",
3835 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
3836 p_dr = p_dr->p_next )
3838 msg_Dbg( p_demux, " * es pid=%d type=%d dr->i_tag=0x%x",
3839 p_es->i_pid, p_es->i_type, p_dr->i_tag );
3842 PIDInit( pid, false, pmt->psi );
3843 PIDFillFormat( pid->es, p_es->i_type );
3844 pid->i_owner_number = prg->i_number;
3845 pid->i_pid = p_es->i_pid;
3846 pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
3848 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 ||
3849 p_es->i_type == 0x12 || p_es->i_type == 0x0f )
3851 PMTSetupEsISO14496( p_demux, pid, prg, p_es );
3853 else if( p_es->i_type == 0x06 )
3855 PMTSetupEs0x06( p_demux, pid, p_es );
3857 else if( p_es->i_type == 0xEA )
3859 PMTSetupEs0xEA( p_demux, pid, p_es );
3861 else if( p_es->i_type == 0xd1 )
3863 PMTSetupEs0xD1( p_demux, pid, p_es );
3865 else if( p_es->i_type == 0xa0 )
3867 PMTSetupEs0xA0( p_demux, pid, p_es );
3871 PMTSetupEsHDMV( pid, p_es );
3873 else if( p_es->i_type >= 0x80 )
3875 PMTSetupEsRegistration( p_demux, pid, p_es );
3878 if( pid->es->fmt.i_cat == AUDIO_ES ||
3879 ( pid->es->fmt.i_cat == SPU_ES &&
3880 pid->es->fmt.i_codec != VLC_CODEC_DVBS &&
3881 pid->es->fmt.i_codec != VLC_CODEC_TELETEXT ) )
3883 PMTParseEsIso639( p_demux, pid, p_es );
3886 pid->es->fmt.i_group = p_pmt->i_program_number;
3887 for( int i = 0; i < pid->i_extra_es; i++ )
3888 pid->extra_es[i]->fmt.i_group = p_pmt->i_program_number;
3890 if( pid->es->fmt.i_cat == UNKNOWN_ES )
3892 msg_Dbg( p_demux, " * es pid=%d type=%d *unknown*",
3893 p_es->i_pid, p_es->i_type );
3895 else if( !p_sys->b_udp_out )
3897 msg_Dbg( p_demux, " * es pid=%d type=%d fcc=%4.4s",
3898 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
3900 if( p_sys->b_es_id_pid ) pid->es->fmt.i_id = p_es->i_pid;
3902 /* Check if we can avoid restarting the ES */
3904 pid->es->fmt.i_codec == old_pid->es->fmt.i_codec &&
3905 pid->es->fmt.i_extra == old_pid->es->fmt.i_extra &&
3906 pid->es->fmt.i_extra == 0 &&
3907 pid->i_extra_es == old_pid->i_extra_es &&
3908 ( ( !pid->es->fmt.psz_language &&
3909 !old_pid->es->fmt.psz_language ) ||
3910 ( pid->es->fmt.psz_language &&
3911 old_pid->es->fmt.psz_language &&
3912 !strcmp( pid->es->fmt.psz_language,
3913 old_pid->es->fmt.psz_language ) ) ) )
3915 pid->es->id = old_pid->es->id;
3916 old_pid->es->id = NULL;
3917 for( int i = 0; i < pid->i_extra_es; i++ )
3919 pid->extra_es[i]->id = old_pid->extra_es[i]->id;
3920 old_pid->extra_es[i]->id = NULL;
3927 PIDClean( p_demux, old_pid );
3928 TAB_REMOVE( i_clean, pp_clean, old_pid );
3932 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
3933 for( int i = 0; i < pid->i_extra_es; i++ )
3935 pid->extra_es[i]->id =
3936 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
3938 p_sys->i_pmt_es += 1 + pid->i_extra_es;
3942 /* Add ES to the list */
3945 PIDClean( p_demux, old_pid );
3946 TAB_REMOVE( i_clean, pp_clean, old_pid );
3948 p_sys->pid[p_es->i_pid] = *pid;
3950 p_dr = PMTEsFindDescriptor( p_es, 0x09 );
3951 if( p_dr && p_dr->i_length >= 2 )
3953 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
3954 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
3957 if( ProgramIsSelected( p_demux, prg->i_number ) &&
3958 ( pid->es->id != NULL || p_sys->b_udp_out ) )
3959 SetPIDFilter( p_demux, p_es->i_pid, true ); /* Set demux filter */
3962 /* Set CAM descrambling */
3963 if( !ProgramIsSelected( p_demux, prg->i_number )
3964 || stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
3965 ACCESS_SET_PRIVATE_ID_CA, p_pmt ) != VLC_SUCCESS )
3966 dvbpsi_DeletePMT( p_pmt );
3968 for( int i = 0; i < i_clean; i++ )
3970 if( ProgramIsSelected( p_demux, prg->i_number ) )
3971 SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
3973 PIDClean( p_demux, pp_clean[i] );
3979 static void PATCallBack( void *data, dvbpsi_pat_t *p_pat )
3981 demux_t *p_demux = data;
3982 demux_sys_t *p_sys = p_demux->p_sys;
3983 dvbpsi_pat_program_t *p_program;
3984 ts_pid_t *pat = &p_sys->pid[0];
3986 msg_Dbg( p_demux, "PATCallBack called" );
3988 if( ( pat->psi->i_pat_version != -1 &&
3989 ( !p_pat->b_current_next ||
3990 p_pat->i_version == pat->psi->i_pat_version ) ) ||
3993 dvbpsi_DeletePAT( p_pat );
3997 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
3998 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
4001 if( p_sys->i_pmt > 0 )
4004 ts_pid_t **pmt_rm = NULL;
4006 /* Search pmt to be deleted */
4007 for( int i = 0; i < p_sys->i_pmt; i++ )
4009 ts_pid_t *pmt = p_sys->pmt[i];
4010 bool b_keep = false;
4012 for( p_program = p_pat->p_first_program; !b_keep && p_program;
4013 p_program = p_program->p_next )
4015 if( p_program->i_pid != pmt->i_pid )
4018 for( int i_prg = 0; !b_keep && i_prg < pmt->psi->i_prg; i_prg++ )
4019 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
4026 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
4029 /* Delete all ES attached to thoses PMT */
4030 for( int i = 2; i < 8192; i++ )
4032 ts_pid_t *pid = &p_sys->pid[i];
4034 if( !pid->b_valid || pid->psi )
4037 for( int j = 0; j < i_pmt_rm && pid->b_valid; j++ )
4039 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
4041 /* We only remove es that aren't defined by extra pmt */
4042 if( pid->p_owner->prg[i_prg]->i_pid_pmt != pmt_rm[j]->i_pid )
4046 SetPIDFilter( p_demux, i, false );
4048 PIDClean( p_demux, pid );
4054 /* Delete PMT pid */
4055 for( int i = 0; i < i_pmt_rm; i++ )
4057 ts_pid_t *pid = pmt_rm[i];
4058 SetPIDFilter( p_demux, pid->i_pid, false );
4060 for( int i_prg = 0; i_prg < pid->psi->i_prg; i_prg++ )
4062 const int i_number = pid->psi->prg[i_prg]->i_number;
4063 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
4066 PIDClean( p_demux, &p_sys->pid[pid->i_pid] );
4067 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pid );
4073 /* now create programs */
4074 for( p_program = p_pat->p_first_program; p_program != NULL;
4075 p_program = p_program->p_next )
4077 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
4079 if( p_program->i_number == 0 )
4082 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
4084 ValidateDVBMeta( p_demux, p_program->i_pid );
4089 for( int i_prg = 0; b_add && i_prg < pmt->psi->i_prg; i_prg++ )
4090 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
4098 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
4101 PIDInit( pmt, true, pat->psi );
4102 ts_prg_psi_t *prg = pmt->psi->prg[pmt->psi->i_prg-1];
4103 prg->handle = dvbpsi_AttachPMT(p_program->i_number, PMTCallBack, p_demux);
4104 prg->i_number = p_program->i_number;
4105 prg->i_pid_pmt = p_program->i_pid;
4107 /* Now select PID at access level */
4108 if( ProgramIsSelected( p_demux, p_program->i_number ) )
4110 if( p_sys->i_current_program == 0 )
4111 p_sys->i_current_program = p_program->i_number;
4113 if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
4114 p_sys->b_access_control = false;
4117 pat->psi->i_pat_version = p_pat->i_version;
4119 dvbpsi_DeletePAT( p_pat );