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>
64 #include "../mux/mpeg/dvbpsi_compat.h"
67 VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
72 vfprintf(stderr, format, ap);
79 /*****************************************************************************
81 *****************************************************************************/
82 static int Open ( vlc_object_t * );
83 static void Close ( vlc_object_t * );
86 * - Rename "extra pmt" to "user pmt"
87 * - Update extra pmt description
88 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
89 * where pid_description could take 3 forms:
90 * 1. pid:pcr (to force the pcr pid)
92 * 3. pid:type=fourcc where type=(video|audio|spu)
94 #define PMT_TEXT N_("Extra PMT")
95 #define PMT_LONGTEXT N_( \
96 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
98 #define PID_TEXT N_("Set id of ES to PID")
99 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
100 " handled by VLC to the same value as the PID in" \
101 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
102 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
104 #define TSOUT_TEXT N_("Fast udp streaming")
105 #define TSOUT_LONGTEXT N_( \
106 "Sends TS to specific ip:port by udp (you must know what you are doing).")
108 #define MTUOUT_TEXT N_("MTU for out mode")
109 #define MTUOUT_LONGTEXT N_("MTU for out mode.")
111 #define CSA_TEXT N_("CSA Key")
112 #define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
113 "16 char string (8 hexadecimal bytes).")
115 #define CSA2_TEXT N_("Second CSA Key")
116 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
117 "16 char string (8 hexadecimal bytes).")
120 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
121 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
122 "The decryption routines subtract the TS-header from the value before " \
125 #define SPLIT_ES_TEXT N_("Separate sub-streams")
126 #define SPLIT_ES_LONGTEXT N_( \
127 "Separate teletex/dvbs pages into independent ES. " \
128 "It can be useful to turn off this option when using stream output." )
130 #define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
131 #define SEEK_PERCENT_LONGTEXT N_( \
132 "Seek and position based on a percent byte position, not a PCR generated " \
133 "time position. If seeking doesn't work property, turn on this option." )
135 #define PCR_TEXT N_("Trust in-stream PCR")
136 #define PCR_LONGTEXT N_("Use the stream PCR as a reference.")
139 set_description( N_("MPEG Transport Stream demuxer") )
140 set_shortname ( "MPEG-TS" )
141 set_category( CAT_INPUT )
142 set_subcategory( SUBCAT_INPUT_DEMUX )
144 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
145 add_bool( "ts-trust-pcr", true, PCR_TEXT, PCR_LONGTEXT, true )
147 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
149 add_string( "ts-out", NULL, TSOUT_TEXT, TSOUT_LONGTEXT, true )
150 add_integer( "ts-out-mtu", 1400, MTUOUT_TEXT,
151 MTUOUT_LONGTEXT, true )
153 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
155 add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
157 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
160 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
161 add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
163 add_obsolete_bool( "ts-silent" );
165 set_capability( "demux", 10 )
166 set_callbacks( Open, Close )
170 /*****************************************************************************
172 *****************************************************************************/
173 static const char *const ppsz_teletext_type[] = {
176 N_("Teletext subtitles"),
177 N_("Teletext: additional information"),
178 N_("Teletext: program schedule"),
179 N_("Teletext subtitles: hearing impaired")
184 uint8_t i_objectTypeIndication;
185 uint8_t i_streamType;
190 } decoder_config_descriptor_t;
199 decoder_config_descriptor_t dec_descr;
201 } es_mpeg4_descriptor_t;
208 es_mpeg4_descriptor_t es_descr[255];
214 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;
317 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 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
349 static void PSINewTableCallBack( dvbpsi_t *handle, uint8_t i_table_id,
350 uint16_t i_extension, demux_t * );
352 static void PSINewTableCallBack( demux_t *, dvbpsi_handle,
353 uint8_t i_table_id, uint16_t i_extension );
356 static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
358 static inline int PIDGet( block_t *p )
360 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
363 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
365 static block_t* ReadTSPacket( demux_t *p_demux );
366 static mtime_t GetPCR( block_t *p_pkt );
367 static int SeekToPCR( demux_t *p_demux, int64_t i_pos );
368 static int Seek( demux_t *p_demux, double f_percent );
369 static void GetFirstPCR( demux_t *p_demux );
370 static void GetLastPCR( demux_t *p_demux );
371 static void CheckPCR( demux_t *p_demux );
372 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
374 static void IODFree( iod_descriptor_t * );
376 #define TS_USER_PMT_NUMBER (0)
377 static int UserPmt( demux_t *p_demux, const char * );
379 static int SetPIDFilter( demux_t *, int i_pid, bool b_selected );
380 static void SetPrgFilter( demux_t *, int i_prg, bool b_selected );
382 #define TS_PACKET_SIZE_188 188
383 #define TS_PACKET_SIZE_192 192
384 #define TS_PACKET_SIZE_204 204
385 #define TS_PACKET_SIZE_MAX 204
386 #define TS_TOPFIELD_HEADER 1320
388 static int DetectPacketSize( demux_t *p_demux )
390 const uint8_t *p_peek;
391 if( stream_Peek( p_demux->s,
392 &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
395 if( memcmp( p_peek, "TFrc", 4 ) == 0 )
398 /* I used the TF5000PVR 2004 Firmware .doc header documentation,
399 * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
400 * but after the filename the offsets seem to be incorrect. - DJ */
401 int i_duration, i_name;
402 char *psz_name = xmalloc(25);
403 char *psz_event_name;
404 char *psz_event_text = xmalloc(130);
405 char *psz_ext_text = xmalloc(1025);
407 // 2 bytes version Uimsbf (4,5)
408 // 2 bytes reserved (6,7)
409 // 2 bytes duration in minutes Uimsbf (8,9(
410 i_duration = (int) (p_peek[8] << 8) | p_peek[9];
411 msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
412 // 2 bytes service number in channel list (10, 11)
413 // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
414 // 4 bytes of reserved + tuner info (14,15,16,17)
415 // 2 bytes of Service ID Bslbf (18,19)
416 // 2 bytes of PMT PID Uimsbf (20,21)
417 // 2 bytes of PCR PID Uimsbf (22,23)
418 // 2 bytes of Video PID Uimsbf (24,25)
419 // 2 bytes of Audio PID Uimsbf (26,27)
420 // 24 bytes filename Bslbf
421 memcpy( psz_name, &p_peek[28], 24 );
423 msg_Dbg( p_demux, "recordingname=%s", psz_name );
424 // 1 byte of sat index Uimsbf (52)
425 // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
426 // 4 bytes of freq. Uimsbf (56,57,58,59)
427 // 2 bytes of symbol rate Uimsbf (60,61)
428 // 2 bytes of TS stream ID Uimsbf (62,63)
431 // 2 bytes duration Uimsbf (70,71)
432 //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
433 //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
434 // 4 bytes EventID Uimsbf (72-75)
435 // 8 bytes of Start and End time info (76-83)
436 // 1 byte reserved (84)
437 // 1 byte event name length Uimsbf (89)
438 i_name = (int)(p_peek[89]&~0x81);
439 msg_Dbg( p_demux, "event name length = %d", i_name);
440 psz_event_name = xmalloc( i_name+1 );
441 // 1 byte parental rating (90)
442 // 129 bytes of event text
443 memcpy( psz_event_name, &p_peek[91], i_name );
444 psz_event_name[i_name] = '\0';
445 memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
446 psz_event_text[129-i_name] = '\0';
447 msg_Dbg( p_demux, "event name=%s", psz_event_name );
448 msg_Dbg( p_demux, "event text=%s", psz_event_text );
449 // 12 bytes reserved (220)
451 // 2 bytes Event Text Length Uimsbf
452 // 4 bytes EventID Uimsbf
453 // FIXME We just have 613 bytes. not enough for this entire text
454 // 1024 bytes Extended Event Text Bslbf
455 memcpy( psz_ext_text, p_peek+372, 1024 );
456 psz_ext_text[1024] = '\0';
457 msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
458 // 52 bytes reserved Bslbf
460 msg_Dbg( p_demux, "this is a topfield file" );
461 return TS_PACKET_SIZE_188;
464 for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
466 if( p_peek[i_sync] != 0x47 )
469 /* Check next 3 sync bytes */
470 int i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
471 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
473 msg_Err( p_demux, "cannot peek" );
476 if( p_peek[i_sync + 1 * TS_PACKET_SIZE_188] == 0x47 &&
477 p_peek[i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
478 p_peek[i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
480 return TS_PACKET_SIZE_188;
482 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_192] == 0x47 &&
483 p_peek[i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
484 p_peek[i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
486 return TS_PACKET_SIZE_192;
488 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_204] == 0x47 &&
489 p_peek[i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
490 p_peek[i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
492 return TS_PACKET_SIZE_204;
496 if( p_demux->b_force )
498 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
499 return TS_PACKET_SIZE_188;
501 msg_Dbg( p_demux, "TS module discarded (lost sync)" );
505 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
506 static void vlc_dvbpsi_reset( demux_t *p_demux )
508 demux_sys_t *p_sys = p_demux->p_sys;
510 ts_pid_t *pat = &p_sys->pid[0];
511 ts_pid_t *sdt = &p_sys->pid[0x11];
512 ts_pid_t *eit = &p_sys->pid[0x12];
513 ts_pid_t *tdt = &p_sys->pid[0x14];
515 if( pat->psi->handle )
517 if( dvbpsi_decoder_present( pat->psi->handle ) )
518 dvbpsi_pat_detach( pat->psi->handle );
519 dvbpsi_delete( pat->psi->handle );
520 pat->psi->handle = NULL;
523 if( sdt->psi->handle )
525 if( dvbpsi_decoder_present( sdt->psi->handle ) )
526 dvbpsi_DetachDemux( sdt->psi->handle );
527 dvbpsi_delete( sdt->psi->handle );
528 sdt->psi->handle = NULL;
531 if( eit->psi->handle )
533 if( dvbpsi_decoder_present( eit->psi->handle ) )
534 dvbpsi_DetachDemux( eit->psi->handle );
535 dvbpsi_delete( eit->psi->handle );
536 eit->psi->handle = NULL;
539 if( tdt->psi->handle )
541 if( dvbpsi_decoder_present( tdt->psi->handle ) )
542 dvbpsi_DetachDemux( tdt->psi->handle );
543 dvbpsi_delete( tdt->psi->handle );
544 tdt->psi->handle = NULL;
549 /*****************************************************************************
551 *****************************************************************************/
552 static int Open( vlc_object_t *p_this )
554 demux_t *p_demux = (demux_t*)p_this;
561 /* Search first sync byte */
562 i_packet_size = DetectPacketSize( p_demux );
563 if( i_packet_size < 0 )
566 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
569 memset( p_sys, 0, sizeof( demux_sys_t ) );
570 p_sys->i_packet_size = i_packet_size;
571 vlc_mutex_init( &p_sys->csa_lock );
573 p_sys->buffer = NULL;
574 p_demux->pf_demux = Demux;
575 p_demux->pf_control = Control;
577 /* Init p_sys field */
578 p_sys->b_dvb_meta = true;
579 p_sys->b_access_control = true;
580 p_sys->i_current_program = 0;
581 p_sys->programs_list.i_count = 0;
582 p_sys->programs_list.p_values = NULL;
583 p_sys->i_tdt_delta = 0;
584 p_sys->i_dvb_start = 0;
585 p_sys->i_dvb_length = 0;
587 p_sys->b_broken_charset = false;
589 for( int i = 0; i < 8192; i++ )
591 ts_pid_t *pid = &p_sys->pid[i];
594 pid->b_valid = false;
596 /* PID 8191 is padding */
597 p_sys->pid[8191].b_seen = true;
598 p_sys->i_packet_size = i_packet_size;
599 p_sys->b_udp_out = false;
601 p_sys->i_ts_read = 50;
603 p_sys->b_start_record = false;
605 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
606 # define VLC_DVBPSI_DEMUX_TABLE_INIT(table,obj) \
608 (table)->psi->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG ); \
609 if( ! (table)->psi->handle ) \
611 vlc_mutex_destroy( &p_sys->csa_lock ); \
615 (table)->psi->handle->p_sys = (void *) VLC_OBJECT(obj); \
616 if( !dvbpsi_AttachDemux( (table)->psi->handle, (dvbpsi_demux_new_cb_t)PSINewTableCallBack, (obj) ) ) \
618 vlc_dvbpsi_reset( obj ); \
619 vlc_mutex_destroy( &p_sys->csa_lock ); \
621 return VLC_EGENERIC; \
626 /* Init PAT handler */
627 pat = &p_sys->pid[0];
628 PIDInit( pat, true, NULL );
629 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
630 pat->psi->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
631 if( !pat->psi->handle )
633 vlc_mutex_destroy( &p_sys->csa_lock );
637 pat->psi->handle->p_sys = (void *) p_demux;
638 if( !dvbpsi_pat_attach( pat->psi->handle, PATCallBack, p_demux ) )
640 vlc_dvbpsi_reset( p_demux );
641 vlc_mutex_destroy( &p_sys->csa_lock );
646 pat->psi->handle = dvbpsi_AttachPAT( PATCallBack, p_demux );
648 if( p_sys->b_dvb_meta )
650 ts_pid_t *sdt = &p_sys->pid[0x11];
651 ts_pid_t *eit = &p_sys->pid[0x12];
653 PIDInit( sdt, true, NULL );
654 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
655 VLC_DVBPSI_DEMUX_TABLE_INIT( sdt, p_demux )
658 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
661 PIDInit( eit, true, NULL );
662 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
663 VLC_DVBPSI_DEMUX_TABLE_INIT( eit, p_demux )
666 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
669 ts_pid_t *tdt = &p_sys->pid[0x14];
670 PIDInit( tdt, true, NULL );
671 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
672 VLC_DVBPSI_DEMUX_TABLE_INIT( tdt, p_demux )
675 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
679 if( p_sys->b_access_control )
681 if( SetPIDFilter( p_demux, 0x11, true ) ||
682 SetPIDFilter( p_demux, 0x14, true ) ||
683 SetPIDFilter( p_demux, 0x12, true ) )
684 p_sys->b_access_control = false;
688 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
689 # undef VLC_DVBPSI_DEMUX_TABLE_INIT
693 TAB_INIT( p_sys->i_pmt, p_sys->pmt );
697 p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
699 p_sys->b_trust_pcr = var_CreateGetBool( p_demux, "ts-trust-pcr" );
701 char* psz_string = var_CreateGetString( p_demux, "ts-out" );
702 if( psz_string && *psz_string )
704 char *psz = strchr( psz_string, ':' );
707 p_sys->b_udp_out = true;
712 i_port = atoi( psz );
714 if( i_port <= 0 ) i_port = 1234;
715 msg_Dbg( p_demux, "resend ts to '%s:%d'", psz_string, i_port );
717 p_sys->fd = net_ConnectUDP( VLC_OBJECT(p_demux), psz_string, i_port, -1 );
720 msg_Err( p_demux, "failed to open udp socket, send disabled" );
721 p_sys->b_udp_out = false;
725 int i_mtu = var_CreateGetInteger( p_demux, "ts-out-mtu" );
726 p_sys->i_ts_read = i_mtu / p_sys->i_packet_size;
727 if( p_sys->i_ts_read <= 0 )
729 p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
731 p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
736 /* We handle description of an extra PMT */
737 psz_string = var_CreateGetString( p_demux, "ts-extra-pmt" );
738 p_sys->b_user_pmt = false;
739 if( psz_string && *psz_string )
740 UserPmt( p_demux, psz_string );
743 psz_string = var_CreateGetStringCommand( p_demux, "ts-csa-ck" );
744 if( psz_string && *psz_string )
749 p_sys->csa = csa_New();
751 psz_csa2 = var_CreateGetStringCommand( p_demux, "ts-csa2-ck" );
752 i_res = csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, true );
753 if( i_res == VLC_SUCCESS && psz_csa2 && *psz_csa2 )
755 if( csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_csa2, false ) != VLC_SUCCESS )
757 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
760 else if ( i_res == VLC_SUCCESS )
762 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
766 csa_Delete( p_sys->csa );
772 var_AddCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, (void *)1 );
773 var_AddCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
775 int i_pkt = var_CreateGetInteger( p_demux, "ts-csa-pkt" );
776 if( i_pkt < 4 || i_pkt > 188 )
778 msg_Err( p_demux, "wrong packet size %d specified.", i_pkt );
779 msg_Warn( p_demux, "using default packet size of 188 bytes" );
780 p_sys->i_csa_pkt_size = 188;
783 p_sys->i_csa_pkt_size = i_pkt;
784 msg_Dbg( p_demux, "decrypting %d bytes of packet", p_sys->i_csa_pkt_size );
790 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
792 p_sys->i_pid_ref_pcr = -1;
793 p_sys->i_first_pcr = -1;
794 p_sys->i_current_pcr = -1;
795 p_sys->i_last_pcr = -1;
796 p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
797 p_sys->i_pcrs_num = 10;
798 p_sys->p_pcrs = (mtime_t *)calloc( p_sys->i_pcrs_num, sizeof( mtime_t ) );
799 p_sys->p_pos = (int64_t *)calloc( p_sys->i_pcrs_num, sizeof( int64_t ) );
801 bool can_seek = false;
802 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &can_seek );
805 GetFirstPCR( p_demux );
807 GetLastPCR( p_demux );
809 if( p_sys->i_first_pcr < 0 || p_sys->i_last_pcr < 0 )
811 p_sys->b_force_seek_per_percent = true;
814 while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
816 if( p_demux->pf_demux( p_demux ) != 1 )
823 /*****************************************************************************
825 *****************************************************************************/
826 static void Close( vlc_object_t *p_this )
828 demux_t *p_demux = (demux_t*)p_this;
829 demux_sys_t *p_sys = p_demux->p_sys;
831 msg_Dbg( p_demux, "pid list:" );
832 for( int i = 0; i < 8192; i++ )
834 ts_pid_t *pid = &p_sys->pid[i];
836 if( pid->b_valid && pid->psi )
841 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
842 if( dvbpsi_decoder_present( pid->psi->handle ) )
843 dvbpsi_pat_detach( pid->psi->handle );
844 dvbpsi_delete( pid->psi->handle );
845 pid->psi->handle = NULL;
847 dvbpsi_DetachPAT( pid->psi->handle );
855 if( p_sys->b_dvb_meta && ( pid->i_pid == 0x11 || pid->i_pid == 0x12 || pid->i_pid == 0x14 ) )
857 /* SDT or EIT or TDT */
858 dvbpsi_DetachDemux( pid->psi->handle );
859 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
860 dvbpsi_delete( pid->psi->handle );
861 pid->psi->handle = NULL;
867 PIDClean( p_demux, pid );
872 else if( pid->b_valid && pid->es )
874 PIDClean( p_demux, pid );
879 msg_Dbg( p_demux, " - pid[%d] seen", pid->i_pid );
884 SetPIDFilter( p_demux, pid->i_pid, false );
887 vlc_mutex_lock( &p_sys->csa_lock );
890 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
891 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
892 csa_Delete( p_sys->csa );
894 vlc_mutex_unlock( &p_sys->csa_lock );
896 TAB_CLEAN( p_sys->i_pmt, p_sys->pmt );
898 free( p_sys->programs_list.p_values );
900 /* When streaming, close the port */
903 net_Close( p_sys->fd );
906 free( p_sys->buffer );
908 free( p_sys->p_pcrs );
909 free( p_sys->p_pos );
911 vlc_mutex_destroy( &p_sys->csa_lock );
915 /*****************************************************************************
916 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
917 *****************************************************************************/
918 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
919 vlc_value_t oldval, vlc_value_t newval,
922 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
923 demux_t *p_demux = (demux_t*)p_this;
924 demux_sys_t *p_sys = p_demux->p_sys;
925 int i_tmp = (intptr_t)p_data;
927 vlc_mutex_lock( &p_sys->csa_lock );
929 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
931 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
933 vlc_mutex_unlock( &p_sys->csa_lock );
937 /*****************************************************************************
939 *****************************************************************************/
940 static int Demux( demux_t *p_demux )
942 demux_sys_t *p_sys = p_demux->p_sys;
943 bool b_wait_es = p_sys->i_pmt_es <= 0;
945 /* We read at most 100 TS packet or until a frame is completed */
946 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
948 bool b_frame = false;
950 if( !(p_pkt = ReadTSPacket( p_demux )) )
955 if( p_sys->b_start_record )
957 /* Enable recording once synchronized */
958 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, true, "ts" );
959 p_sys->b_start_record = false;
962 if( p_sys->b_udp_out )
964 memcpy( &p_sys->buffer[i_pkt * p_sys->i_packet_size],
965 p_pkt->p_buffer, p_sys->i_packet_size );
968 /* Parse the TS packet */
969 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
975 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 ) ) )
977 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
981 for( int i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
983 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle,
987 block_Release( p_pkt );
989 else if( !p_sys->b_udp_out )
991 b_frame = GatherData( p_demux, p_pid, p_pkt );
995 PCRHandle( p_demux, p_pid, p_pkt );
996 block_Release( p_pkt );
1001 if( !p_pid->b_seen )
1003 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
1005 /* We have to handle PCR if present */
1006 PCRHandle( p_demux, p_pid, p_pkt );
1007 block_Release( p_pkt );
1009 p_pid->b_seen = true;
1011 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
1015 if( p_sys->b_udp_out )
1017 /* Send the complete block */
1018 net_Write( p_demux, p_sys->fd, NULL, p_sys->buffer,
1019 p_sys->i_ts_read * p_sys->i_packet_size );
1022 demux_UpdateTitleFromStream( p_demux );
1026 /*****************************************************************************
1028 *****************************************************************************/
1029 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
1031 demux_sys_t *p_sys = p_demux->p_sys;
1037 if( p_sys->i_dvb_length > 0 )
1039 const int64_t t = mdate() + p_sys->i_tdt_delta;
1041 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
1044 *pi_length = p_sys->i_dvb_length;
1046 *pi_time = t - p_sys->i_dvb_start;
1050 return VLC_EGENERIC;
1053 static int Control( demux_t *p_demux, int i_query, va_list args )
1055 demux_sys_t *p_sys = p_demux->p_sys;
1057 bool b_bool, *pb_bool;
1064 case DEMUX_GET_POSITION:
1065 pf = (double*) va_arg( args, double* );
1067 if( p_sys->b_force_seek_per_percent ||
1068 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1069 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 ||
1070 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1072 int64_t i_time, i_length;
1073 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
1074 *pf = (double)i_time/(double)i_length;
1075 else if( (i64 = stream_Size( p_demux->s) ) > 0 )
1076 *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
1082 *pf = (double)(p_sys->i_current_pcr - p_sys->i_first_pcr) / (double)(p_sys->i_last_pcr - p_sys->i_first_pcr);
1086 case DEMUX_SET_POSITION:
1087 f = (double) va_arg( args, double );
1089 if( p_sys->b_force_seek_per_percent ||
1090 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1091 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1093 i64 = stream_Size( p_demux->s );
1094 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
1095 return VLC_EGENERIC;
1099 if( Seek( p_demux, f ) )
1101 p_sys->b_force_seek_per_percent = true;
1102 return VLC_EGENERIC;
1107 case DEMUX_GET_TIME:
1108 pi64 = (int64_t*)va_arg( args, int64_t * );
1109 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1110 p_sys->b_force_seek_per_percent ||
1111 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 )
1113 if( DVBEventInformation( p_demux, pi64, NULL ) )
1120 *pi64 = (p_sys->i_current_pcr - p_sys->i_first_pcr) * 100 / 9;
1124 case DEMUX_GET_LENGTH:
1125 pi64 = (int64_t*)va_arg( args, int64_t * );
1126 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1127 p_sys->b_force_seek_per_percent ||
1128 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1130 if( DVBEventInformation( p_demux, NULL, pi64 ) )
1137 *pi64 = (p_sys->i_last_pcr - p_sys->i_first_pcr) * 100 / 9;
1141 case DEMUX_SET_GROUP:
1145 i_int = (int)va_arg( args, int );
1146 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1147 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1149 if( i_int == 0 && p_sys->i_current_program > 0 )
1150 i_int = p_sys->i_current_program;
1152 if( p_sys->i_current_program > 0 )
1154 if( p_sys->i_current_program != i_int )
1155 SetPrgFilter( p_demux, p_sys->i_current_program, false );
1157 else if( p_sys->i_current_program < 0 )
1159 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
1160 SetPrgFilter( p_demux, p_sys->programs_list.p_values[i].i_int, false );
1165 p_sys->i_current_program = i_int;
1166 SetPrgFilter( p_demux, p_sys->i_current_program, true );
1168 else if( i_int < 0 )
1170 p_sys->i_current_program = -1;
1171 p_sys->programs_list.i_count = 0;
1174 vlc_list_t *p_dst = &p_sys->programs_list;
1175 free( p_dst->p_values );
1177 p_dst->p_values = calloc( p_list->i_count,
1178 sizeof(*p_dst->p_values) );
1179 if( p_dst->p_values )
1181 p_dst->i_count = p_list->i_count;
1182 for( int i = 0; i < p_list->i_count; i++ )
1184 p_dst->p_values[i] = p_list->p_values[i];
1185 SetPrgFilter( p_demux, p_dst->p_values[i].i_int, true );
1193 case DEMUX_GET_TITLE_INFO:
1195 struct input_title_t ***v = va_arg( args, struct input_title_t*** );
1196 int *c = va_arg( args, int * );
1198 *va_arg( args, int* ) = 0; /* Title offset */
1199 *va_arg( args, int* ) = 0; /* Chapter offset */
1200 return stream_Control( p_demux->s, STREAM_GET_TITLE_INFO, v, c );
1203 case DEMUX_SET_TITLE:
1204 return stream_vaControl( p_demux->s, STREAM_SET_TITLE, args );
1206 case DEMUX_SET_SEEKPOINT:
1207 return stream_vaControl( p_demux->s, STREAM_SET_SEEKPOINT, args );
1209 case DEMUX_GET_META:
1210 return stream_vaControl( p_demux->s, STREAM_GET_META, args );
1212 case DEMUX_CAN_RECORD:
1213 pb_bool = (bool*)va_arg( args, bool * );
1217 case DEMUX_SET_RECORD_STATE:
1218 b_bool = (bool)va_arg( args, int );
1221 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, false );
1222 p_sys->b_start_record = b_bool;
1225 case DEMUX_GET_SIGNAL:
1226 return stream_vaControl( p_demux->s, STREAM_GET_SIGNAL, args );
1229 return VLC_EGENERIC;
1233 /*****************************************************************************
1235 *****************************************************************************/
1236 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1238 demux_sys_t *p_sys = p_demux->p_sys;
1239 char *psz_dup = strdup( psz_fmt );
1240 char *psz = psz_dup;
1248 i_pid = strtol( psz, &psz, 0 );
1249 if( i_pid < 2 || i_pid >= 8192 )
1252 /* Parse optional program number */
1255 i_number = strtol( &psz[1], &psz, 0 );
1258 ts_pid_t *pmt = &p_sys->pid[i_pid];
1261 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1262 PIDInit( pmt, true, NULL );
1265 prg = calloc( 1, sizeof( ts_prg_psi_t ) );
1269 prg->i_pid_pcr = -1;
1270 prg->i_pid_pmt = -1;
1271 prg->i_version = -1;
1272 prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1273 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
1274 prg->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
1277 prg->handle->p_sys = (void *) VLC_OBJECT(p_demux);
1278 if( !dvbpsi_pmt_attach( prg->handle,
1279 ((i_number != TS_USER_PMT_NUMBER ? i_number : 1)),
1280 PMTCallBack, p_demux ) )
1282 dvbpsi_delete( prg->handle );
1287 prg->handle = dvbpsi_AttachPMT(
1288 ((i_number != TS_USER_PMT_NUMBER) ? i_number : 1),
1289 PMTCallBack, p_demux );
1291 TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
1293 psz = strchr( psz, '=' );
1296 while( psz && *psz )
1298 char *psz_next = strchr( psz, ',' );
1304 i_pid = strtol( psz, &psz, 0 );
1305 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1308 char *psz_opt = &psz[1];
1309 if( !strcmp( psz_opt, "pcr" ) )
1311 prg->i_pid_pcr = i_pid;
1313 else if( !p_sys->pid[i_pid].b_valid )
1315 ts_pid_t *pid = &p_sys->pid[i_pid];
1317 char *psz_arg = strchr( psz_opt, '=' );
1321 PIDInit( pid, false, pmt->psi);
1322 if( prg->i_pid_pcr <= 0 )
1323 prg->i_pid_pcr = i_pid;
1325 if( psz_arg && strlen( psz_arg ) == 4 )
1327 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1328 psz_arg[2], psz_arg[3] );
1329 int i_cat = UNKNOWN_ES;
1330 es_format_t *fmt = &pid->es->fmt;
1332 if( !strcmp( psz_opt, "video" ) )
1334 else if( !strcmp( psz_opt, "audio" ) )
1336 else if( !strcmp( psz_opt, "spu" ) )
1339 es_format_Init( fmt, i_cat, i_codec );
1340 fmt->b_packetized = false;
1344 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1345 PIDFillFormat( pid->es, i_stream_type );
1347 pid->es->fmt.i_group = i_number;
1348 if( p_sys->b_es_id_pid )
1349 pid->es->fmt.i_id = i_pid;
1351 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1353 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1354 (char*)&pid->es->fmt.i_codec );
1355 pid->es->id = es_out_Add( p_demux->out,
1365 p_sys->b_user_pmt = true;
1366 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
1373 return VLC_EGENERIC;
1376 static int SetPIDFilter( demux_t *p_demux, int i_pid, bool b_selected )
1378 demux_sys_t *p_sys = p_demux->p_sys;
1380 if( !p_sys->b_access_control )
1381 return VLC_EGENERIC;
1383 return stream_Control( p_demux->s, STREAM_SET_PRIVATE_ID_STATE,
1384 i_pid, b_selected );
1387 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1389 demux_sys_t *p_sys = p_demux->p_sys;
1390 ts_prg_psi_t *p_prg = NULL;
1393 /* Search pmt to be unselected */
1394 for( int i = 0; i < p_sys->i_pmt; i++ )
1396 ts_pid_t *pmt = p_sys->pmt[i];
1398 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
1400 if( pmt->psi->prg[i_prg]->i_number == i_prg_id )
1402 i_pmt_pid = p_sys->pmt[i]->i_pid;
1403 p_prg = p_sys->pmt[i]->psi->prg[i_prg];
1410 if( i_pmt_pid <= 0 )
1414 SetPIDFilter( p_demux, i_pmt_pid, b_selected );
1415 if( p_prg->i_pid_pcr > 0 )
1416 SetPIDFilter( p_demux, p_prg->i_pid_pcr, b_selected );
1419 for( int i = 2; i < 8192; i++ )
1421 ts_pid_t *pid = &p_sys->pid[i];
1423 if( !pid->b_valid || pid->psi )
1426 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
1428 if( pid->p_owner->prg[i_prg]->i_pid_pmt == i_pmt_pid && pid->es->id )
1430 /* We only remove/select es that aren't defined by extra pmt */
1431 SetPIDFilter( p_demux, i, b_selected );
1438 static void PIDInit( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner )
1440 bool b_old_valid = pid->b_valid;
1442 pid->b_valid = true;
1444 pid->b_scrambled = false;
1445 pid->p_owner = p_owner;
1446 pid->i_owner_number = 0;
1448 TAB_INIT( pid->i_extra_es, pid->extra_es );
1456 pid->psi = xmalloc( sizeof( ts_psi_t ) );
1457 pid->psi->handle = NULL;
1458 TAB_INIT( pid->psi->i_prg, pid->psi->prg );
1462 pid->psi->i_pat_version = -1;
1463 pid->psi->i_sdt_version = -1;
1466 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
1470 prg->i_version = -1;
1472 prg->i_pid_pcr = -1;
1473 prg->i_pid_pmt = -1;
1474 prg->i_pcr_value= -1;
1478 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
1484 pid->es = calloc( 1, sizeof( ts_es_t ) );
1488 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
1489 pid->es->data_type = TS_ES_DATA_PES;
1490 pid->es->pp_last = &pid->es->p_data;
1494 static void PIDClean( demux_t *p_demux, ts_pid_t *pid )
1496 demux_sys_t *p_sys = p_demux->p_sys;
1497 es_out_t *out = p_demux->out;
1501 if( pid->psi->handle )
1503 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
1504 if( dvbpsi_decoder_present( pid->psi->handle ) )
1505 dvbpsi_pmt_detach( pid->psi->handle );
1506 dvbpsi_delete( pid->psi->handle );
1507 pid->psi->handle = NULL;
1509 dvbpsi_DetachPMT( pid->psi->handle );
1512 for( int i = 0; i < pid->psi->i_prg; i++ )
1514 if( pid->psi->prg[i]->iod )
1515 IODFree( pid->psi->prg[i]->iod );
1516 if( pid->psi->prg[i]->handle )
1518 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
1519 if( dvbpsi_decoder_present( pid->psi->prg[i]->handle ) )
1520 dvbpsi_pmt_detach( pid->psi->prg[i]->handle );
1521 dvbpsi_delete( pid->psi->prg[i]->handle );
1523 dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
1526 free( pid->psi->prg[i] );
1528 free( pid->psi->prg );
1535 es_out_Del( out, pid->es->id );
1539 if( pid->es->p_data )
1540 block_ChainRelease( pid->es->p_data );
1542 es_format_Clean( &pid->es->fmt );
1546 for( int i = 0; i < pid->i_extra_es; i++ )
1548 if( pid->extra_es[i]->id )
1550 es_out_Del( out, pid->extra_es[i]->id );
1554 if( pid->extra_es[i]->p_data )
1555 block_ChainRelease( pid->extra_es[i]->p_data );
1557 es_format_Clean( &pid->extra_es[i]->fmt );
1559 free( pid->extra_es[i] );
1561 if( pid->i_extra_es )
1562 free( pid->extra_es );
1565 pid->b_valid = false;
1568 /****************************************************************************
1570 ****************************************************************************/
1571 static void ParsePES( demux_t *p_demux, ts_pid_t *pid, block_t *p_pes )
1573 demux_sys_t *p_sys = p_demux->p_sys;
1575 unsigned i_pes_size = 0;
1576 unsigned i_skip = 0;
1579 mtime_t i_length = 0;
1581 /* FIXME find real max size */
1582 /* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
1584 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
1586 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
1587 header[0], header[1],header[2],header[3], pid->i_pid );
1588 block_ChainRelease( p_pes );
1592 /* TODO check size */
1595 case 0xBC: /* Program stream map */
1596 case 0xBE: /* Padding */
1597 case 0xBF: /* Private stream 2 */
1598 case 0xF0: /* ECM */
1599 case 0xF1: /* EMM */
1600 case 0xFF: /* Program stream directory */
1601 case 0xF2: /* DSMCC stream */
1602 case 0xF8: /* ITU-T H.222.1 type E stream */
1606 if( ( header[6]&0xC0 ) == 0x80 )
1609 i_skip = header[8] + 9;
1611 if( header[7]&0x80 ) /* has pts */
1613 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
1614 (mtime_t)(header[10] << 22)|
1615 ((mtime_t)(header[11]&0xfe) << 14)|
1616 (mtime_t)(header[12] << 7)|
1617 (mtime_t)(header[13] >> 1);
1619 if( header[7]&0x40 ) /* has dts */
1621 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
1622 (mtime_t)(header[15] << 22)|
1623 ((mtime_t)(header[16]&0xfe) << 14)|
1624 (mtime_t)(header[17] << 7)|
1625 (mtime_t)(header[18] >> 1);
1632 while( i_skip < 23 && header[i_skip] == 0xff )
1638 msg_Err( p_demux, "too much MPEG-1 stuffing" );
1639 block_ChainRelease( p_pes );
1642 if( ( header[i_skip] & 0xC0 ) == 0x40 )
1647 if( header[i_skip]&0x20 )
1649 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
1650 (mtime_t)(header[i_skip+1] << 22)|
1651 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
1652 (mtime_t)(header[i_skip+3] << 7)|
1653 (mtime_t)(header[i_skip+4] >> 1);
1655 if( header[i_skip]&0x10 ) /* has dts */
1657 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
1658 (mtime_t)(header[i_skip+6] << 22)|
1659 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
1660 (mtime_t)(header[i_skip+8] << 7)|
1661 (mtime_t)(header[i_skip+9] >> 1);
1677 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
1678 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
1682 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
1683 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
1684 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
1688 else if( pid->es->fmt.i_codec == VLC_CODEC_SUBT &&
1689 pid->es->p_mpeg4desc )
1691 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
1693 if( dcd->i_extra > 2 &&
1694 dcd->p_extra[0] == 0x10 &&
1695 ( dcd->p_extra[1]&0x10 ) )
1697 /* display length */
1698 if( p_pes->i_buffer + 2 <= i_skip )
1699 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
1703 if( p_pes->i_buffer + 2 <= i_skip )
1704 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1710 while( p_pes && i_skip > 0 )
1712 if( p_pes->i_buffer <= i_skip )
1714 block_t *p_next = p_pes->p_next;
1716 i_skip -= p_pes->i_buffer;
1717 block_Release( p_pes );
1722 p_pes->i_buffer -= i_skip;
1723 p_pes->p_buffer += i_skip;
1728 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
1729 if( i_pts >= 0 && i_dts < 0 )
1737 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
1740 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
1742 p_pes->i_length = i_length * 100 / 9;
1744 p_block = block_ChainGather( p_pes );
1745 if( pid->es->fmt.i_codec == VLC_CODEC_SUBT )
1747 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1749 p_block->i_buffer = i_pes_size;
1752 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1755 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1757 else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
1759 if( p_block->i_pts <= VLC_TS_INVALID )
1761 /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
1762 * In this case use the last PCR + 40ms */
1763 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1765 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1767 mtime_t i_pcr = pid->p_owner->prg[i]->i_pcr_value;
1768 if( i_pcr > VLC_TS_INVALID )
1769 p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
1776 for( int i = 0; i < pid->i_extra_es; i++ )
1778 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1779 block_Duplicate( p_block ) );
1782 if (!p_sys->b_trust_pcr)
1783 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_block->i_pts);
1785 es_out_Send( p_demux->out, pid->es->id, p_block );
1789 msg_Warn( p_demux, "empty pes" );
1793 static void ParseTableSection( demux_t *p_demux, ts_pid_t *pid, block_t *p_data )
1795 block_t *p_content = block_ChainGather( p_data );
1796 mtime_t i_date = -1;
1797 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1799 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1801 i_date = pid->p_owner->prg[i]->i_pcr_value;
1808 if( pid->es->fmt.i_codec == VLC_CODEC_SCTE_27 )
1810 /* We need to extract the truncated pts stored inside the payload */
1811 if( p_content->i_buffer > 9 && p_content->p_buffer[0] == 0xc6 )
1815 if( p_content->p_buffer[3] & 0x40 )
1817 i_index = ((p_content->p_buffer[7] & 0x0f) << 8) |
1818 p_content->p_buffer[8];
1821 if( i_index == 0 && p_content->i_buffer > i_offset + 8 )
1823 bool is_immediate = p_content->p_buffer[i_offset + 3] & 0x40;
1826 mtime_t i_display_in = GetDWBE( &p_content->p_buffer[i_offset + 4] );
1827 if( i_display_in < i_date )
1828 i_date = i_display_in + (1ll << 32);
1830 i_date = i_display_in;
1837 p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
1839 es_out_Send( p_demux->out, pid->es->id, p_content );
1841 static void ParseData( demux_t *p_demux, ts_pid_t *pid )
1843 block_t *p_data = pid->es->p_data;
1845 /* remove the pes from pid */
1846 pid->es->p_data = NULL;
1847 pid->es->i_data_size = 0;
1848 pid->es->i_data_gathered = 0;
1849 pid->es->pp_last = &pid->es->p_data;
1851 if( pid->es->data_type == TS_ES_DATA_PES )
1853 ParsePES( p_demux, pid, p_data );
1855 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
1857 ParseTableSection( p_demux, pid, p_data );
1861 block_ChainRelease( p_data );
1865 static block_t* ReadTSPacket( demux_t *p_demux )
1867 demux_sys_t *p_sys = p_demux->p_sys;
1871 /* Get a new TS packet */
1872 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1874 msg_Dbg( p_demux, "eof ?" );
1878 /* Check sync byte and re-sync if needed */
1879 if( p_pkt->p_buffer[0] != 0x47 )
1881 msg_Warn( p_demux, "lost synchro" );
1882 block_Release( p_pkt );
1883 while( vlc_object_alive (p_demux) )
1885 const uint8_t *p_peek;
1886 int i_peek, i_skip = 0;
1888 i_peek = stream_Peek( p_demux->s, &p_peek,
1889 p_sys->i_packet_size * 10 );
1890 if( i_peek < p_sys->i_packet_size + 1 )
1892 msg_Dbg( p_demux, "eof ?" );
1896 while( i_skip < i_peek - p_sys->i_packet_size )
1898 if( p_peek[i_skip] == 0x47 &&
1899 p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
1905 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
1906 stream_Read( p_demux->s, NULL, i_skip );
1908 if( i_skip < i_peek - p_sys->i_packet_size )
1913 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1915 msg_Dbg( p_demux, "eof ?" );
1922 static mtime_t AdjustPCRWrapAround( demux_t *p_demux, mtime_t i_pcr )
1924 demux_sys_t *p_sys = p_demux->p_sys;
1926 * PCR is 33bit. If PCR reaches to 0x1FFFFFFFF (26:30:43.717), ressets from 0.
1927 * So, need to add 0x1FFFFFFFF, for calculating duration or current position.
1929 mtime_t i_adjust = 0;
1930 int64_t i_pos = stream_Tell( p_demux->s );
1932 for( i = 1; i < p_sys->i_pcrs_num && p_sys->p_pos[i] <= i_pos; ++i )
1934 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1935 i_adjust += 0x1FFFFFFFF;
1937 if( p_sys->p_pcrs[i-1] > i_pcr )
1938 i_adjust += 0x1FFFFFFFF;
1940 return i_pcr + i_adjust;
1943 static mtime_t GetPCR( block_t *p_pkt )
1945 const uint8_t *p = p_pkt->p_buffer;
1949 if( ( p[3]&0x20 ) && /* adaptation */
1953 /* PCR is 33 bits */
1954 i_pcr = ( (mtime_t)p[6] << 25 ) |
1955 ( (mtime_t)p[7] << 17 ) |
1956 ( (mtime_t)p[8] << 9 ) |
1957 ( (mtime_t)p[9] << 1 ) |
1958 ( (mtime_t)p[10] >> 7 );
1963 static int SeekToPCR( demux_t *p_demux, int64_t i_pos )
1965 demux_sys_t *p_sys = p_demux->p_sys;
1968 int64_t i_initial_pos = stream_Tell( p_demux->s );
1971 return VLC_EGENERIC;
1973 int64_t i_last_pos = i_pos + p_sys->i_packet_size * 4500; //XXX
1974 if( i_last_pos > stream_Size( p_demux->s ) - p_sys->i_packet_size )
1976 i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1979 if( stream_Seek( p_demux->s, i_pos ) )
1980 return VLC_EGENERIC;
1982 while( vlc_object_alive( p_demux ) )
1985 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1989 if( PIDGet( p_pkt ) == p_sys->i_pid_ref_pcr )
1991 i_pcr = GetPCR( p_pkt );
1993 block_Release( p_pkt );
1996 if( stream_Tell( p_demux->s ) >= i_last_pos )
2001 stream_Seek( p_demux->s, i_initial_pos );
2002 return VLC_EGENERIC;
2006 p_sys->i_current_pcr = i_pcr;
2011 static int Seek( demux_t *p_demux, double f_percent )
2013 demux_sys_t *p_sys = p_demux->p_sys;
2015 int64_t i_initial_pos = stream_Tell( p_demux->s );
2016 mtime_t i_initial_pcr = p_sys->i_current_pcr;
2019 * Find the time position by using binary search algorithm.
2021 mtime_t i_target_pcr = (p_sys->i_last_pcr - p_sys->i_first_pcr) * f_percent + p_sys->i_first_pcr;
2023 int64_t i_head_pos = 0;
2024 int64_t i_tail_pos = stream_Size( p_demux->s );
2026 mtime_t i_adjust = 0;
2028 for( i = 1; i < p_sys->i_pcrs_num; ++i )
2030 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
2031 i_adjust += 0x1FFFFFFFF;
2032 if( p_sys->p_pcrs[i] + i_adjust > i_target_pcr )
2035 i_head_pos = p_sys->p_pos[i-1];
2036 i_tail_pos = ( i < p_sys->i_pcrs_num ) ? p_sys->p_pos[i] : stream_Size( p_demux->s );
2038 msg_Dbg( p_demux, "Seek():i_head_pos:%"PRId64", i_tail_pos:%"PRId64, i_head_pos, i_tail_pos);
2040 bool b_found = false;
2042 while( i_head_pos <= i_tail_pos )
2044 int64_t i_pos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
2045 if( SeekToPCR( p_demux, i_pos ) )
2047 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
2048 int64_t i_diff_msec = (p_sys->i_current_pcr - i_target_pcr) * 100 / 9 / 1000;
2049 if( i_diff_msec > 500 )
2051 i_tail_pos = i_pos - p_sys->i_packet_size;
2053 else if( i_diff_msec < -500 )
2055 i_head_pos = i_pos + p_sys->i_packet_size;
2059 // diff time <= 500msec
2067 msg_Dbg( p_demux, "Seek():cannot find a time position. i_cnt:%d", i_cnt );
2068 stream_Seek( p_demux->s, i_initial_pos );
2069 p_sys->i_current_pcr = i_initial_pcr;
2070 return VLC_EGENERIC;
2074 msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
2079 static void GetFirstPCR( demux_t *p_demux )
2081 demux_sys_t *p_sys = p_demux->p_sys;
2083 int64_t i_initial_pos = stream_Tell( p_demux->s );
2085 if( stream_Seek( p_demux->s, 0 ) )
2088 while( vlc_object_alive (p_demux) )
2091 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
2095 mtime_t i_pcr = GetPCR( p_pkt );
2098 p_sys->i_pid_ref_pcr = PIDGet( p_pkt );
2099 p_sys->i_first_pcr = i_pcr;
2100 p_sys->i_current_pcr = i_pcr;
2102 block_Release( p_pkt );
2103 if( p_sys->i_first_pcr >= 0 )
2106 stream_Seek( p_demux->s, i_initial_pos );
2109 static void GetLastPCR( demux_t *p_demux )
2111 demux_sys_t *p_sys = p_demux->p_sys;
2113 int64_t i_initial_pos = stream_Tell( p_demux->s );
2114 mtime_t i_initial_pcr = p_sys->i_current_pcr;
2116 int64_t i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
2117 int64_t i_pos = i_last_pos - p_sys->i_packet_size * 4500; /* FIXME if the value is not reasonable, please change it. */
2121 while( vlc_object_alive( p_demux ) )
2123 if( SeekToPCR( p_demux, i_pos ) )
2125 p_sys->i_last_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
2126 if( ( i_pos = stream_Tell( p_demux->s ) ) >= i_last_pos )
2129 if( p_sys->i_last_pcr >= 0 )
2131 int64_t i_size = stream_Size( p_demux->s );
2132 mtime_t i_duration_msec = ( p_sys->i_last_pcr - p_sys->i_first_pcr ) * 100 / 9 / 1000;
2133 int64_t i_rate = ( i_size < 0 || i_duration_msec <= 0 ) ? 0 : i_size * 1000 * 8 / i_duration_msec;
2134 const int64_t TS_SUPPOSED_MAXRATE = 55 * 1000 * 1000; //FIXME I think it's enough.
2135 const int64_t TS_SUPPOSED_MINRATE = 0.5 * 1000 * 1000; //FIXME
2136 if( i_rate < TS_SUPPOSED_MINRATE || i_rate > TS_SUPPOSED_MAXRATE )
2138 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)",
2139 i_rate, TS_SUPPOSED_MINRATE, TS_SUPPOSED_MAXRATE );
2140 p_sys->i_last_pcr = -1;
2143 stream_Seek( p_demux->s, i_initial_pos );
2144 p_sys->i_current_pcr = i_initial_pcr;
2147 static void CheckPCR( demux_t *p_demux )
2149 demux_sys_t *p_sys = p_demux->p_sys;
2151 int64_t i_initial_pos = stream_Tell( p_demux->s );
2152 mtime_t i_initial_pcr = p_sys->i_current_pcr;
2154 int64_t i_size = stream_Size( p_demux->s );
2157 p_sys->p_pcrs[0] = p_sys->i_first_pcr;
2158 p_sys->p_pos[0] = i_initial_pos;
2160 for( i = 1; i < p_sys->i_pcrs_num && vlc_object_alive( p_demux ); ++i )
2162 int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
2163 if( SeekToPCR( p_demux, i_pos ) )
2165 p_sys->p_pcrs[i] = p_sys->i_current_pcr;
2166 p_sys->p_pos[i] = stream_Tell( p_demux->s );
2167 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
2169 msg_Dbg( p_demux, "PCR Wrap Around found between %d%% and %d%% (pcr:%"PRId64"(0x%09"PRIx64") pcr:%"PRId64"(0x%09"PRIx64"))",
2170 (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] );
2173 if( i < p_sys->i_pcrs_num )
2175 msg_Dbg( p_demux, "Force Seek Per Percent: Seeking failed at %d%%.", (int)(i*100/p_sys->i_pcrs_num) );
2176 p_sys->b_force_seek_per_percent = true;
2179 stream_Seek( p_demux->s, i_initial_pos );
2180 p_sys->i_current_pcr = i_initial_pcr;
2183 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2185 demux_sys_t *p_sys = p_demux->p_sys;
2187 if( p_sys->i_pmt_es <= 0 )
2190 mtime_t i_pcr = GetPCR( p_bk );
2194 if( p_sys->i_pid_ref_pcr == pid->i_pid )
2195 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
2197 /* Search program and set the PCR */
2198 for( int i = 0; i < p_sys->i_pmt; i++ )
2199 for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
2200 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
2202 p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
2203 if (p_sys->b_trust_pcr)
2204 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
2205 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
2206 (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
2210 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2212 const uint8_t *p = p_bk->p_buffer;
2213 const bool b_unit_start = p[1]&0x40;
2214 const bool b_scrambled = p[3]&0x80;
2215 const bool b_adaptation = p[3]&0x20;
2216 const bool b_payload = p[3]&0x10;
2217 const int i_cc = p[3]&0x0f; /* continuity counter */
2218 bool b_discontinuity = false; /* discontinuity */
2220 /* transport_scrambling_control is ignored */
2225 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
2226 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
2230 /* For now, ignore additional error correction
2231 * TODO: handle Reed-Solomon 204,188 error correction */
2232 p_bk->i_buffer = TS_PACKET_SIZE_188;
2236 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
2238 if( pid->es->p_data ) //&& pid->es->fmt.i_cat == VIDEO_ES )
2239 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2242 if( p_demux->p_sys->csa )
2244 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
2245 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
2246 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
2251 /* We don't have any adaptation_field, so payload starts
2252 * immediately after the 4 byte TS header */
2257 /* p[4] is adaptation_field_length minus one */
2261 /* discontinuity indicator found in stream */
2262 b_discontinuity = (p[5]&0x80) ? true : false;
2263 if( b_discontinuity && pid->es->p_data )
2265 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
2267 /* pid->es->p_data->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
2271 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
2276 /* Test continuity counter */
2277 /* continuous when (one of this):
2279 * diff == 0 and payload == 0
2280 * diff == 0 and duplicate packet (playload != 0) <- should we
2281 * test the content ?
2283 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
2284 if( b_payload && i_diff == 1 )
2286 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
2290 if( pid->i_cc == 0xff )
2292 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
2296 else if( i_diff != 0 && !b_discontinuity )
2298 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
2299 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
2302 if( pid->es->p_data && pid->es->fmt.i_cat != VIDEO_ES )
2304 /* Small video artifacts are usually better than
2305 * dropping full frames */
2306 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2311 PCRHandle( p_demux, pid, p_bk );
2313 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
2315 block_Release( p_bk );
2320 if( !pid->b_scrambled != !b_scrambled )
2322 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
2323 pid->i_pid, pid->b_scrambled, b_scrambled );
2325 pid->b_scrambled = b_scrambled;
2327 for( int i = 0; i < pid->i_extra_es; i++ )
2329 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2330 pid->extra_es[i]->id, b_scrambled );
2332 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2333 pid->es->id, b_scrambled );
2336 /* We have to gather it */
2337 p_bk->p_buffer += i_skip;
2338 p_bk->i_buffer -= i_skip;
2342 if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION && p_bk->i_buffer > 0 )
2344 int i_pointer_field = __MIN( p_bk->p_buffer[0], p_bk->i_buffer - 1 );
2345 block_t *p = block_Duplicate( p_bk );
2348 p->i_buffer = i_pointer_field;
2350 block_ChainLastAppend( &pid->es->pp_last, p );
2352 p_bk->i_buffer -= 1 + i_pointer_field;
2353 p_bk->p_buffer += 1 + i_pointer_field;
2355 if( pid->es->p_data )
2357 ParseData( p_demux, pid );
2361 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2362 if( pid->es->data_type == TS_ES_DATA_PES )
2364 if( p_bk->i_buffer > 6 )
2366 pid->es->i_data_size = GetWBE( &p_bk->p_buffer[4] );
2367 if( pid->es->i_data_size > 0 )
2369 pid->es->i_data_size += 6;
2373 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
2375 if( p_bk->i_buffer > 3 && p_bk->p_buffer[0] != 0xff )
2377 pid->es->i_data_size = 3 + (((p_bk->p_buffer[1] & 0xf) << 8) | p_bk->p_buffer[2]);
2380 pid->es->i_data_gathered += p_bk->i_buffer;
2381 if( pid->es->i_data_size > 0 &&
2382 pid->es->i_data_gathered >= pid->es->i_data_size )
2384 ParseData( p_demux, pid );
2390 if( pid->es->p_data == NULL )
2392 /* msg_Dbg( p_demux, "broken packet" ); */
2393 block_Release( p_bk );
2397 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2398 pid->es->i_data_gathered += p_bk->i_buffer;
2400 if( pid->es->i_data_size > 0 &&
2401 pid->es->i_data_gathered >= pid->es->i_data_size )
2403 ParseData( p_demux, pid );
2412 static void PIDFillFormat( ts_es_t *es, int i_stream_type )
2414 es_format_t *fmt = &es->fmt;
2416 switch( i_stream_type )
2418 case 0x01: /* MPEG-1 video */
2419 case 0x02: /* MPEG-2 video */
2420 case 0x80: /* MPEG-2 MOTO video */
2421 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
2423 case 0x03: /* MPEG-1 audio */
2424 case 0x04: /* MPEG-2 audio */
2425 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
2427 case 0x11: /* MPEG4 (audio) LATM */
2428 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
2429 case 0x1c: /* ISO/IEC 14496-3 Audio, without using any additional
2430 transport syntax, such as DST, ALS and SLS */
2431 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
2433 case 0x10: /* MPEG4 (video) */
2434 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
2436 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
2437 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
2439 case 0x42: /* CAVS (Chinese AVS) */
2440 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
2443 case 0x81: /* A52 (audio) */
2444 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
2446 case 0x82: /* SCTE-27 (sub) */
2447 es_format_Init( fmt, SPU_ES, VLC_CODEC_SCTE_27 );
2448 es->data_type = TS_ES_DATA_TABLE_SECTION;
2450 case 0x83: /* LPCM (audio) */
2451 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
2453 case 0x84: /* SDDS (audio) */
2454 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
2456 case 0x85: /* DTS (audio) */
2457 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
2459 case 0x87: /* E-AC3 */
2460 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
2463 case 0x91: /* A52 vls (audio) */
2464 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
2466 case 0x92: /* DVD_SPU vls (sub) */
2467 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
2470 case 0x94: /* SDDS (audio) */
2471 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
2474 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
2475 es_format_Init( fmt, UNKNOWN_ES, 0 );
2478 case 0x06: /* PES_PRIVATE (fixed later) */
2479 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
2480 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
2482 es_format_Init( fmt, UNKNOWN_ES, 0 );
2486 /* PES packets usually contain truncated frames */
2487 fmt->b_packetized = false;
2490 /*****************************************************************************
2491 * MP4 specific functions (IOD parser)
2492 *****************************************************************************/
2493 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
2496 unsigned int i_len = 0;
2502 i_len = ( i_len << 7 ) + ( i_b&0x7f );
2504 } while( i_b&0x80 && *pi_data > 0 );
2506 if (i_len > *pi_data)
2512 static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
2515 while( *pi_data > 0 && bytes-- )
2526 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
2528 int len = IODGetBytes( pi_data, pp_data, 1 );
2531 char *url = strndup( (char*)*pp_data, len );
2537 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
2539 uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
2541 iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
2550 byte1 = IODGetBytes( &i_data, &p_data, 1 );
2551 byte2 = IODGetBytes( &i_data, &p_data, 1 );
2552 byte3 = IODGetBytes( &i_data, &p_data, 1 );
2553 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
2555 i_iod_label = byte1;
2558 else //correct implementation of the IOD_descriptor
2560 i_iod_label = byte2;
2564 ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
2566 if( i_iod_tag != 0x02 )
2568 ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
2572 IODDescriptorLength( &i_data, &p_data );
2574 uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
2575 uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
2576 i_od_id |= i_flags >> 6;
2577 ts_debug( "\n* od_id:%d", i_od_id );
2578 ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
2579 if ((i_flags >> 5) & 0x01)
2581 p_iod->psz_url = IODGetURL( &i_data, &p_data );
2582 ts_debug( "\n* url string:%s", p_iod->psz_url );
2583 ts_debug( "\n*****************************\n" );
2588 p_iod->psz_url = NULL;
2591 /* Profile Level Indication */
2592 IODGetBytes( &i_data, &p_data, 1 ); /* OD */
2593 IODGetBytes( &i_data, &p_data, 1 ); /* scene */
2594 IODGetBytes( &i_data, &p_data, 1 ); /* audio */
2595 IODGetBytes( &i_data, &p_data, 1 ); /* visual */
2596 IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
2599 int i_data_sav = i_data;
2600 uint8_t *p_data_sav = p_data;
2601 for (int i = 0; i_data > 0 && i < 255; i++)
2603 es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
2605 p_data = p_data_sav + i_length;
2606 i_data = i_data_sav - i_length;
2608 int i_tag = IODGetBytes( &i_data, &p_data, 1 );
2609 i_length = IODDescriptorLength( &i_data, &p_data );
2611 i_data_sav = i_data;
2612 p_data_sav = p_data;
2616 if ( i_tag != 0x03 )
2618 ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
2622 es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
2623 int i_flags = IODGetBytes( &i_data, &p_data, 1 );
2624 bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
2625 if( b_streamDependenceFlag )
2626 IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
2628 if( (i_flags >> 6) & 0x01 )
2629 es_descr->psz_url = IODGetURL( &i_data, &p_data );
2631 bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
2632 if( b_OCRStreamFlag )
2633 IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
2635 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
2637 ts_debug( "\n* ERR missing DecoderConfigDescr" );
2640 decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
2641 dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
2642 i_flags = IODGetBytes( &i_data, &p_data, 1 );
2643 dec_descr->i_streamType = i_flags >> 2;
2645 IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
2646 IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
2647 IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
2649 int i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
2650 if( i_decoderConfigDescr_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
2652 dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
2653 if( dec_descr->i_extra > 0 )
2655 dec_descr->p_extra = xmalloc( dec_descr->i_extra );
2656 memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
2657 p_data += dec_descr->i_extra;
2658 i_data -= dec_descr->i_extra;
2663 dec_descr->i_extra = 0;
2664 dec_descr->p_extra = NULL;
2667 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
2669 ts_debug( "\n* ERR missing SLConfigDescr" );
2672 IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
2673 switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
2676 ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
2681 es_descr->b_ok = true;
2687 static void IODFree( iod_descriptor_t *p_iod )
2689 if( p_iod->psz_url )
2691 free( p_iod->psz_url );
2696 for( int i = 0; i < 255; i++ )
2698 #define es_descr p_iod->es_descr[i]
2701 if( es_descr.psz_url )
2702 free( es_descr.psz_url );
2704 free( es_descr.dec_descr.p_extra );
2711 /****************************************************************************
2712 ****************************************************************************
2713 ** libdvbpsi callbacks
2714 ****************************************************************************
2715 ****************************************************************************/
2716 static bool ProgramIsSelected( demux_t *p_demux, uint16_t i_pgrm )
2718 demux_sys_t *p_sys = p_demux->p_sys;
2720 if( ( p_sys->i_current_program == -1 && p_sys->programs_list.i_count == 0 ) ||
2721 p_sys->i_current_program == 0 )
2723 if( p_sys->i_current_program == i_pgrm )
2726 if( p_sys->programs_list.i_count != 0 )
2728 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
2730 if( i_pgrm == p_sys->programs_list.p_values[i].i_int )
2737 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
2739 demux_sys_t *p_sys = p_demux->p_sys;
2741 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
2744 msg_Warn( p_demux, "Switching to non DVB mode" );
2746 /* This doesn't look like a DVB stream so don't try
2747 * parsing the SDT/EDT/TDT */
2749 for( int i = 0x11; i <= 0x14; i++ )
2751 if( i == 0x13 ) continue;
2752 ts_pid_t *p_pid = &p_sys->pid[i];
2756 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
2757 if( dvbpsi_decoder_present( p_pid->psi->handle ))
2758 dvbpsi_DetachDemux( p_pid->psi->handle );
2759 dvbpsi_delete( p_pid->psi->handle );
2761 dvbpsi_DetachDemux( p_pid->psi->handle );
2765 p_pid->b_valid = false;
2767 SetPIDFilter( p_demux, i, false );
2769 p_sys->b_dvb_meta = false;
2772 #include "dvb-text.h"
2774 static char *EITConvertToUTF8( const unsigned char *psz_instring,
2778 /* Deal with no longer broken providers (no switch byte
2779 but sending ISO_8859-1 instead of ISO_6937) without
2780 removing them from the broken providers table
2781 (keep the entry for correctly handling recorded TS).
2783 b_broken = b_broken && i_length && *psz_instring > 0x20;
2786 return FromCharset( "ISO_8859-1", psz_instring, i_length );
2787 return vlc_from_EIT( psz_instring, i_length );
2790 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
2792 demux_sys_t *p_sys = p_demux->p_sys;
2793 ts_pid_t *sdt = &p_sys->pid[0x11];
2794 dvbpsi_sdt_service_t *p_srv;
2796 msg_Dbg( p_demux, "SDTCallBack called" );
2798 if( sdt->psi->i_sdt_version != -1 &&
2799 ( !p_sdt->b_current_next ||
2800 p_sdt->i_version == sdt->psi->i_sdt_version ) )
2802 dvbpsi_DeleteSDT( p_sdt );
2806 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
2808 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
2813 p_sdt->i_version, p_sdt->b_current_next,
2814 p_sdt->i_network_id );
2816 p_sys->b_broken_charset = false;
2818 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
2821 dvbpsi_descriptor_t *p_dr;
2823 const char *psz_type = NULL;
2824 const char *psz_status = NULL;
2826 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
2827 "running=%d free_ca=%d",
2828 p_srv->i_service_id, p_srv->b_eit_schedule,
2829 p_srv->b_eit_present, p_srv->i_running_status,
2832 p_meta = vlc_meta_New();
2833 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2835 if( p_dr->i_tag == 0x48 )
2837 static const char *ppsz_type[17] = {
2839 "Digital television service",
2840 "Digital radio sound service",
2842 "NVOD reference service",
2843 "NVOD time-shifted service",
2846 "SECAM coded signal",
2849 "NTSC coded signal",
2850 "Data broadcast service",
2851 "Reserved for Common Interface Usage",
2852 "RCS Map (see EN 301 790 [35])",
2853 "RCS FLS (see EN 301 790 [35])",
2856 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
2860 /* Workarounds for broadcasters with broken EPG */
2862 if( p_sdt->i_network_id == 133 )
2863 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
2865 /* List of providers using ISO8859-1 */
2866 static const char ppsz_broken_providers[][8] = {
2867 "CSAT", /* CanalSat FR */
2868 "GR1", /* France televisions */
2870 "MR5", /* France 2/M6 HD */
2873 for( int i = 0; *ppsz_broken_providers[i]; i++ )
2875 const size_t i_length = strlen(ppsz_broken_providers[i]);
2876 if( pD->i_service_provider_name_length == i_length &&
2877 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
2878 p_sys->b_broken_charset = true;
2881 /* FIXME: Digital+ ES also uses ISO8859-1 */
2883 str1 = EITConvertToUTF8(pD->i_service_provider_name,
2884 pD->i_service_provider_name_length,
2885 p_sys->b_broken_charset );
2886 str2 = EITConvertToUTF8(pD->i_service_name,
2887 pD->i_service_name_length,
2888 p_sys->b_broken_charset );
2890 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
2891 pD->i_service_type, str1, str2 );
2893 vlc_meta_SetTitle( p_meta, str2 );
2894 vlc_meta_SetPublisher( p_meta, str1 );
2895 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
2896 psz_type = ppsz_type[pD->i_service_type];
2902 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
2904 static const char *ppsz_status[5] = {
2907 "Starts in a few seconds",
2911 psz_status = ppsz_status[p_srv->i_running_status];
2915 vlc_meta_AddExtra( p_meta, "Type", psz_type );
2917 vlc_meta_AddExtra( p_meta, "Status", psz_status );
2919 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
2920 p_srv->i_service_id, p_meta );
2921 vlc_meta_Delete( p_meta );
2924 sdt->psi->i_sdt_version = p_sdt->i_version;
2925 dvbpsi_DeleteSDT( p_sdt );
2928 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
2929 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
2931 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
2935 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
2936 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
2939 /* Count the number of days */
2940 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
2941 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
2942 for( int i = 70; i < i_year; i++ )
2943 i_day += LEAP(1900+i);
2945 i_day += LEAP(1900+i_year);
2948 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
2951 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
2953 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
2954 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
2955 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
2957 *p_y = 1900 + yp + c*1;
2958 *p_m = mp - 1 - c*12;
2959 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
2961 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
2962 static int64_t EITConvertStartTime( uint64_t i_date )
2964 const int i_mjd = i_date >> 24;
2965 const int i_hour = CVT_FROM_BCD(i_date >> 16);
2966 const int i_minute = CVT_FROM_BCD(i_date >> 8);
2967 const int i_second = CVT_FROM_BCD(i_date );
2972 /* if all 40 bits are 1, the start is unknown */
2973 if( i_date == UINT64_C(0xffffffffff) )
2976 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
2977 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
2979 static int EITConvertDuration( uint32_t i_duration )
2981 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
2982 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
2983 CVT_FROM_BCD(i_duration );
2987 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
2989 demux_sys_t *p_sys = p_demux->p_sys;
2991 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
2993 dvbpsi_DeleteTOT(p_tdt);
2997 static void EITCallBack( demux_t *p_demux,
2998 dvbpsi_eit_t *p_eit, bool b_current_following )
3000 demux_sys_t *p_sys = p_demux->p_sys;
3001 dvbpsi_eit_event_t *p_evt;
3004 msg_Dbg( p_demux, "EITCallBack called" );
3005 if( !p_eit->b_current_next )
3007 dvbpsi_DeleteEIT( p_eit );
3011 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
3012 "ts_id=%d network_id=%d segment_last_section_number=%d "
3014 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3017 p_eit->i_service_id,
3019 p_eit->i_version, p_eit->b_current_next,
3020 p_eit->i_ts_id, p_eit->i_network_id,
3021 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
3023 p_epg = vlc_epg_New( NULL );
3024 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
3026 dvbpsi_descriptor_t *p_dr;
3027 char *psz_name = NULL;
3028 char *psz_text = NULL;
3029 char *psz_extra = strdup("");
3034 i_start = EITConvertStartTime( p_evt->i_start_time );
3035 i_duration = EITConvertDuration( p_evt->i_duration );
3037 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
3038 "running=%d free_ca=%d",
3039 p_evt->i_event_id, (int)i_start, (int)i_duration,
3040 p_evt->i_running_status, p_evt->b_free_ca );
3042 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
3044 if( p_dr->i_tag == 0x4d )
3046 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
3048 /* Only take first description, as we don't handle language-info
3050 if( pE && psz_name == NULL)
3052 psz_name = EITConvertToUTF8( pE->i_event_name, pE->i_event_name_length,
3053 p_sys->b_broken_charset );
3054 psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
3055 p_sys->b_broken_charset );
3056 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
3057 pE->i_iso_639_code, psz_name, psz_text );
3060 else if( p_dr->i_tag == 0x4e )
3062 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
3065 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
3067 pE->i_descriptor_number, pE->i_last_descriptor_number );
3069 if( pE->i_text_length > 0 )
3071 char *psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
3072 p_sys->b_broken_charset );
3075 msg_Dbg( p_demux, " - text='%s'", psz_text );
3077 psz_extra = xrealloc( psz_extra,
3078 strlen(psz_extra) + strlen(psz_text) + 1 );
3079 strcat( psz_extra, psz_text );
3084 for( int i = 0; i < pE->i_entry_count; i++ )
3086 char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i],
3087 pE->i_item_description_length[i],
3088 p_sys->b_broken_charset );
3089 char *psz_itm = EITConvertToUTF8( pE->i_item[i], pE->i_item_length[i],
3090 p_sys->b_broken_charset );
3092 if( psz_dsc && psz_itm )
3094 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
3096 psz_extra = xrealloc( psz_extra,
3097 strlen(psz_extra) + strlen(psz_dsc) +
3098 strlen(psz_itm) + 3 + 1 );
3099 strcat( psz_extra, "(" );
3100 strcat( psz_extra, psz_dsc );
3101 strcat( psz_extra, " " );
3102 strcat( psz_extra, psz_itm );
3103 strcat( psz_extra, ")" );
3111 else if( p_dr->i_tag == 0x55 )
3113 dvbpsi_parental_rating_dr_t *pR = dvbpsi_DecodeParentalRatingDr( p_dr );
3116 for ( int i = 0; i < pR->i_ratings_number; i++ )
3118 const dvbpsi_parental_rating_t *p_rating = & pR->p_parental_rating[ i ];
3119 if ( p_rating->i_rating > 0x00 && p_rating->i_rating <= 0x0F )
3121 if ( p_rating->i_rating + 3 > i_min_age )
3122 i_min_age = p_rating->i_rating + 3;
3123 msg_Dbg( p_demux, "..* event parental control set to %d years",
3131 msg_Dbg( p_demux, " - tag=0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
3137 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
3138 *psz_extra ? psz_extra : NULL, i_min_age );
3140 /* Update "now playing" field */
3141 if( p_evt->i_running_status == 0x04 && i_start > 0 )
3142 vlc_epg_SetCurrent( p_epg, i_start );
3149 if( p_epg->i_event > 0 )
3151 if( b_current_following &&
3152 ( p_sys->i_current_program == -1 ||
3153 p_sys->i_current_program ==
3154 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3161 p_sys->i_dvb_length = 0;
3162 p_sys->i_dvb_start = 0;
3164 if( p_epg->p_current )
3166 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
3167 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
3170 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG,
3171 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3174 p_eit->i_service_id,
3178 vlc_epg_Delete( p_epg );
3180 dvbpsi_DeleteEIT( p_eit );
3182 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
3184 EITCallBack( p_demux, p_eit, true );
3186 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
3188 EITCallBack( p_demux, p_eit, false );
3191 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3192 static void PSINewTableCallBack( dvbpsi_t *h, uint8_t i_table_id,
3193 uint16_t i_extension, demux_t *p_demux )
3195 static void PSINewTableCallBack( demux_t *p_demux, dvbpsi_handle h,
3196 uint8_t i_table_id, uint16_t i_extension )
3201 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3202 i_table_id, i_table_id, i_extension, i_extension );
3204 if( p_demux->p_sys->pid[0].psi->i_pat_version != -1 && i_table_id == 0x42 )
3206 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3207 i_table_id, i_table_id, i_extension, i_extension );
3208 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3209 if( !dvbpsi_sdt_attach( h, i_table_id, i_extension, (dvbpsi_sdt_callback)SDTCallBack, p_demux ) )
3210 msg_Err( p_demux, "PSINewTableCallback: failed attaching SDTCallback" );
3212 dvbpsi_AttachSDT( h, i_table_id, i_extension,
3213 (dvbpsi_sdt_callback)SDTCallBack, p_demux );
3216 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
3217 ( i_table_id == 0x4e || /* Current/Following */
3218 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
3220 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3221 i_table_id, i_table_id, i_extension, i_extension );
3223 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
3224 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
3225 (dvbpsi_eit_callback)EITCallBackSchedule;
3226 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3227 if( !dvbpsi_eit_attach( h, i_table_id, i_extension, cb, p_demux ) )
3228 msg_Err( p_demux, "PSINewTableCallback: failed attaching EITCallback" );
3230 dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
3233 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
3234 i_table_id == 0x70 ) /* TDT */
3236 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3237 i_table_id, i_table_id, i_extension, i_extension );
3238 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
3239 if( !dvbpsi_tot_attach( h, i_table_id, i_extension, (dvbpsi_tot_callback)TDTCallBack, p_demux ) )
3240 msg_Err( p_demux, "PSINewTableCallback: failed attaching TDTCallback" );
3242 dvbpsi_AttachTOT( h, i_table_id, i_extension,
3243 (dvbpsi_tot_callback)TDTCallBack, p_demux);
3248 /*****************************************************************************
3249 * PMT callback and helpers
3250 *****************************************************************************/
3251 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
3254 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
3255 while( p_dr && ( p_dr->i_tag != i_tag ) )
3256 p_dr = p_dr->p_next;
3259 static bool PMTEsHasRegistration( demux_t *p_demux,
3260 const dvbpsi_pmt_es_t *p_es,
3261 const char *psz_tag )
3263 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
3267 if( p_dr->i_length < 4 )
3269 msg_Warn( p_demux, "invalid Registration Descriptor" );
3273 assert( strlen(psz_tag) == 4 );
3274 return !memcmp( p_dr->p_data, psz_tag, 4 );
3276 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pid_t *pid,
3277 const ts_prg_psi_t *prg, const dvbpsi_pmt_es_t *p_es )
3279 es_format_t *p_fmt = &pid->es->fmt;
3281 /* MPEG-4 stream: search SL_DESCRIPTOR */
3282 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x1f );
3284 if( p_dr && p_dr->i_length == 2 )
3286 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
3288 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
3290 pid->es->p_mpeg4desc = NULL;
3292 for( int i = 0; i < 255; i++ )
3294 iod_descriptor_t *iod = prg->iod;
3296 if( iod->es_descr[i].b_ok && iod->es_descr[i].i_es_id == i_es_id )
3298 pid->es->p_mpeg4desc = &iod->es_descr[i];
3303 if( !pid->es->p_mpeg4desc )
3305 msg_Err( p_demux, "MPEG-4 descriptor not found" );
3309 const decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
3310 if( dcd->i_streamType == 0x04 ) /* VisualStream */
3312 p_fmt->i_cat = VIDEO_ES;
3313 switch( dcd->i_objectTypeIndication )
3315 case 0x0B: /* mpeg4 sub */
3316 p_fmt->i_cat = SPU_ES;
3317 p_fmt->i_codec = VLC_CODEC_SUBT;
3320 case 0x20: /* mpeg4 */
3321 p_fmt->i_codec = VLC_CODEC_MP4V;
3323 case 0x21: /* h264 */
3324 p_fmt->i_codec = VLC_CODEC_H264;
3331 case 0x65: /* mpeg2 */
3332 p_fmt->i_codec = VLC_CODEC_MPGV;
3334 case 0x6a: /* mpeg1 */
3335 p_fmt->i_codec = VLC_CODEC_MPGV;
3337 case 0x6c: /* mpeg1 */
3338 p_fmt->i_codec = VLC_CODEC_JPEG;
3341 p_fmt->i_cat = UNKNOWN_ES;
3345 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
3347 p_fmt->i_cat = AUDIO_ES;
3348 switch( dcd->i_objectTypeIndication )
3350 case 0x40: /* mpeg4 */
3351 p_fmt->i_codec = VLC_CODEC_MP4A;
3355 case 0x68: /* mpeg2 aac */
3356 p_fmt->i_codec = VLC_CODEC_MP4A;
3358 case 0x69: /* mpeg2 */
3359 p_fmt->i_codec = VLC_CODEC_MPGA;
3361 case 0x6b: /* mpeg1 */
3362 p_fmt->i_codec = VLC_CODEC_MPGA;
3365 p_fmt->i_cat = UNKNOWN_ES;
3371 p_fmt->i_cat = UNKNOWN_ES;
3374 if( p_fmt->i_cat != UNKNOWN_ES )
3376 p_fmt->i_extra = dcd->i_extra;
3377 if( p_fmt->i_extra > 0 )
3379 p_fmt->p_extra = malloc( p_fmt->i_extra );
3380 if( p_fmt->p_extra )
3381 memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
3394 } ts_teletext_page_t;
3396 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pid_t *pid,
3397 const dvbpsi_pmt_es_t *p_es )
3399 es_format_t *p_fmt = &pid->es->fmt;
3401 ts_teletext_page_t p_page[2 * 64 + 20];
3402 unsigned i_page = 0;
3404 /* Gather pages information */
3405 #if defined _DVBPSI_DR_56_H_ && \
3406 defined DVBPSI_VERSION && DVBPSI_VERSION_INT > DVBPSI_VERSION_WANTED(0,1,5)
3407 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
3409 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, i_tag_idx == 0 ? 0x46 : 0x56 );
3413 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
3417 for( int i = 0; i < p_sub->i_pages_number; i++ )
3419 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
3421 if( p_src->i_teletext_type >= 0x06 )
3424 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3426 ts_teletext_page_t *p_dst = &p_page[i_page++];
3428 p_dst->i_type = p_src->i_teletext_type;
3429 p_dst->i_magazine = p_src->i_teletext_magazine_number
3430 ? p_src->i_teletext_magazine_number : 8;
3431 p_dst->i_page = p_src->i_teletext_page_number;
3432 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3437 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3440 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3441 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3443 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
3445 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
3448 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3450 ts_teletext_page_t *p_dst = &p_page[i_page++];
3452 switch( p_src->i_subtitling_type )
3455 p_dst->i_type = 0x02;
3458 p_dst->i_type = 0x03;
3461 /* FIXME check if it is the right split */
3462 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
3463 ? (p_src->i_composition_page_id >> 8) : 8;
3464 p_dst->i_page = p_src->i_composition_page_id & 0xff;
3465 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3470 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
3472 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3474 p_fmt->subs.teletext.i_magazine = -1;
3475 p_fmt->subs.teletext.i_page = 0;
3476 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
3478 dvbpsi_descriptor_t *p_dr;
3479 p_dr = PMTEsFindDescriptor( p_es, 0x46 );
3481 p_dr = PMTEsFindDescriptor( p_es, 0x56 );
3483 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3485 /* Descriptor pass-through */
3486 p_fmt->p_extra = malloc( p_dr->i_length );
3487 if( p_fmt->p_extra )
3489 p_fmt->i_extra = p_dr->i_length;
3490 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3496 for( unsigned i = 0; i < i_page; i++ )
3507 p_es = malloc( sizeof(*p_es) );
3511 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3512 free( p_es->fmt.psz_language );
3513 free( p_es->fmt.psz_description );
3514 p_es->fmt.psz_language = NULL;
3515 p_es->fmt.psz_description = NULL;
3518 p_es->p_data = NULL;
3519 p_es->i_data_size = 0;
3520 p_es->i_data_gathered = 0;
3521 p_es->pp_last = &p_es->p_data;
3522 p_es->data_type = TS_ES_DATA_PES;
3523 p_es->p_mpeg4desc = NULL;
3525 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3529 const ts_teletext_page_t *p = &p_page[i];
3530 p_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ?
3531 ES_PRIORITY_SELECTABLE_MIN : ES_PRIORITY_NOT_DEFAULTABLE;
3532 p_es->fmt.psz_language = strndup( p->p_iso639, 3 );
3533 p_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
3534 p_es->fmt.subs.teletext.i_magazine = p->i_magazine;
3535 p_es->fmt.subs.teletext.i_page = p->i_page;
3538 " * ttxt type=%s lan=%s page=%d%02x",
3539 p_es->fmt.psz_description,
3540 p_es->fmt.psz_language,
3541 p->i_magazine, p->i_page );
3545 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pid_t *pid,
3546 const dvbpsi_pmt_es_t *p_es )
3548 es_format_t *p_fmt = &pid->es->fmt;
3550 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
3552 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3554 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3555 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3557 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
3558 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
3559 ( i_type >= 0x20 && i_type <= 0x24 ) )
3563 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3565 p_fmt->subs.dvb.i_id = -1;
3566 p_fmt->psz_description = strdup( _("DVB subtitles") );
3568 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3570 /* Descriptor pass-through */
3571 p_fmt->p_extra = malloc( p_dr->i_length );
3572 if( p_fmt->p_extra )
3574 p_fmt->i_extra = p_dr->i_length;
3575 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3581 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3592 p_es = malloc( sizeof(*p_es) );
3596 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3597 free( p_es->fmt.psz_language );
3598 free( p_es->fmt.psz_description );
3599 p_es->fmt.psz_language = NULL;
3600 p_es->fmt.psz_description = NULL;
3603 p_es->p_data = NULL;
3604 p_es->i_data_size = 0;
3605 p_es->i_data_gathered = 0;
3606 p_es->pp_last = &p_es->p_data;
3607 p_es->data_type = TS_ES_DATA_PES;
3608 p_es->p_mpeg4desc = NULL;
3610 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3614 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
3615 p_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
3616 switch( p->i_subtitling_type )
3618 case 0x10: /* unspec. */
3619 case 0x11: /* 4:3 */
3620 case 0x12: /* 16:9 */
3621 case 0x13: /* 2.21:1 */
3622 case 0x14: /* HD monitor */
3623 p_es->fmt.psz_description = strdup( _("DVB subtitles") );
3625 case 0x20: /* Hearing impaired unspec. */
3626 case 0x21: /* h.i. 4:3 */
3627 case 0x22: /* h.i. 16:9 */
3628 case 0x23: /* h.i. 2.21:1 */
3629 case 0x24: /* h.i. HD monitor */
3630 p_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
3637 p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
3638 ( p->i_ancillary_page_id << 16 );
3642 static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
3643 const dvbpsi_pmt_es_t *p_es )
3645 es_format_t *p_fmt = &pid->es->fmt;
3647 if( PMTEsHasRegistration( p_demux, p_es, "AC-3" ) ||
3648 PMTEsFindDescriptor( p_es, 0x6a ) ||
3649 PMTEsFindDescriptor( p_es, 0x81 ) )
3651 p_fmt->i_cat = AUDIO_ES;
3652 p_fmt->i_codec = VLC_CODEC_A52;
3654 else if( PMTEsFindDescriptor( p_es, 0x7a ) )
3656 /* DVB with stream_type 0x06 (ETS EN 300 468) */
3657 p_fmt->i_cat = AUDIO_ES;
3658 p_fmt->i_codec = VLC_CODEC_EAC3;
3660 else if( PMTEsHasRegistration( p_demux, p_es, "DTS1" ) ||
3661 PMTEsHasRegistration( p_demux, p_es, "DTS2" ) ||
3662 PMTEsHasRegistration( p_demux, p_es, "DTS3" ) ||
3663 PMTEsFindDescriptor( p_es, 0x73 ) )
3665 /*registration descriptor(ETSI TS 101 154 Annex F)*/
3666 p_fmt->i_cat = AUDIO_ES;
3667 p_fmt->i_codec = VLC_CODEC_DTS;
3669 else if( PMTEsHasRegistration( p_demux, p_es, "BSSD" ) )
3671 p_fmt->i_cat = AUDIO_ES;
3672 p_fmt->b_packetized = true;
3673 p_fmt->i_codec = VLC_CODEC_302M;
3677 /* Subtitle/Teletext/VBI fallbacks */
3678 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3680 dvbpsi_subtitling_dr_t *p_sub;
3681 if( p_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_dr ) ) )
3683 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3685 if( p_fmt->i_cat != UNKNOWN_ES )
3688 switch( p_sub->p_subtitle[i].i_subtitling_type )
3690 case 0x01: /* EBU Teletext subtitles */
3691 case 0x02: /* Associated EBU Teletext */
3692 case 0x03: /* VBI data */
3693 PMTSetupEsTeletext( p_demux, pid, p_es );
3695 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
3696 case 0x11: /* ... on 4:3 AR monitor */
3697 case 0x12: /* ... on 16:9 AR monitor */
3698 case 0x13: /* ... on 2.21:1 AR monitor */
3699 case 0x14: /* ... for display on a high definition monitor */
3700 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
3701 case 0x21: /* ... on 4:3 AR monitor */
3702 case 0x22: /* ... on 16:9 AR monitor */
3703 case 0x23: /* ... on 2.21:1 AR monitor */
3704 case 0x24: /* ... for display on a high definition monitor */
3705 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3708 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
3709 p_sub->p_subtitle[i].i_subtitling_type );
3715 if( p_fmt->i_cat == UNKNOWN_ES &&
3716 ( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
3717 PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
3718 PMTEsFindDescriptor( p_es, 0x56 ) ) ) /* EBU Teletext descriptor */
3721 PMTSetupEsTeletext( p_demux, pid, p_es );
3725 /* FIXME is it useful ? */
3726 if( PMTEsFindDescriptor( p_es, 0x52 ) )
3728 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3729 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3731 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
3735 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
3736 const dvbpsi_pmt_es_t *p_es )
3738 /* Registration Descriptor */
3739 if( !PMTEsHasRegistration( p_demux, p_es, "VC-1" ) )
3741 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3745 es_format_t *p_fmt = &pid->es->fmt;
3747 /* registration descriptor for VC-1 (SMPTE rp227) */
3748 p_fmt->i_cat = VIDEO_ES;
3749 p_fmt->i_codec = VLC_CODEC_VC1;
3751 /* XXX With Simple and Main profile the SEQUENCE
3752 * header is modified: video width and height are
3753 * inserted just after the start code as 2 int16_t
3754 * The packetizer will take care of that. */
3757 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pid_t *pid,
3758 const dvbpsi_pmt_es_t *p_es )
3760 /* Registration Descriptor */
3761 if( !PMTEsHasRegistration( p_demux, p_es, "drac" ) )
3763 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3767 es_format_t *p_fmt = &pid->es->fmt;
3769 /* registration descriptor for Dirac
3770 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
3771 p_fmt->i_cat = VIDEO_ES;
3772 p_fmt->i_codec = VLC_CODEC_DIRAC;
3775 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pid_t *pid,
3776 const dvbpsi_pmt_es_t *p_es )
3778 /* MSCODEC sent by vlc */
3779 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xa0 );
3780 if( !p_dr || p_dr->i_length < 10 )
3783 "private MSCODEC (vlc) without bih private descriptor" );
3787 es_format_t *p_fmt = &pid->es->fmt;
3788 p_fmt->i_cat = VIDEO_ES;
3789 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
3790 p_dr->p_data[2], p_dr->p_data[3] );
3791 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
3792 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
3793 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
3795 if( p_fmt->i_extra > 0 )
3797 p_fmt->p_extra = malloc( p_fmt->i_extra );
3798 if( p_fmt->p_extra )
3799 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
3800 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
3804 /* For such stream we will gather them ourself and don't launch a
3806 * Yes it's ugly but it's the only way to have DIV3 working */
3807 p_fmt->b_packetized = true;
3810 static void PMTSetupEsHDMV( ts_pid_t *pid, const dvbpsi_pmt_es_t *p_es )
3812 es_format_t *p_fmt = &pid->es->fmt;
3814 /* Blu-Ray mapping */
3815 switch( p_es->i_type )
3818 p_fmt->i_cat = AUDIO_ES;
3819 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
3822 case 0x85: /* DTS-HD High resolution audio */
3823 case 0x86: /* DTS-HD Master audio */
3824 case 0xA2: /* Secondary DTS audio */
3825 p_fmt->i_cat = AUDIO_ES;
3826 p_fmt->i_codec = VLC_CODEC_DTS;
3829 case 0x83: /* TrueHD AC3 */
3830 p_fmt->i_cat = AUDIO_ES;
3831 p_fmt->i_codec = VLC_CODEC_TRUEHD;
3834 case 0x84: /* E-AC3 */
3835 case 0xA1: /* Secondary E-AC3 */
3836 p_fmt->i_cat = AUDIO_ES;
3837 p_fmt->i_codec = VLC_CODEC_EAC3;
3839 case 0x90: /* Presentation graphics */
3840 p_fmt->i_cat = SPU_ES;
3841 p_fmt->i_codec = VLC_CODEC_BD_PG;
3843 case 0x91: /* Interactive graphics */
3844 case 0x92: /* Subtitle */
3850 static void PMTSetupEsRegistration( demux_t *p_demux, ts_pid_t *pid,
3851 const dvbpsi_pmt_es_t *p_es )
3857 vlc_fourcc_t i_codec;
3859 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
3860 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
3861 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
3862 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
3863 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
3864 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
3865 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
3866 { "", UNKNOWN_ES, 0 }
3868 es_format_t *p_fmt = &pid->es->fmt;
3870 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
3872 if( PMTEsHasRegistration( p_demux, p_es, p_regs[i].psz_tag ) )
3874 p_fmt->i_cat = p_regs[i].i_cat;
3875 p_fmt->i_codec = p_regs[i].i_codec;
3876 if (p_es->i_type == 0x87)
3877 p_fmt->i_codec = VLC_CODEC_EAC3;
3883 static char *GetAudioTypeDesc(demux_t *p_demux, int type)
3885 static const char *audio_type[] = {
3887 N_("clean effects"),
3888 N_("hearing impaired"),
3889 N_("visual impaired commentary"),
3892 if (type < 0 || type > 3)
3893 msg_Dbg( p_demux, "unknown audio type: %d", type);
3895 return strdup(audio_type[type]);
3899 static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
3900 const dvbpsi_pmt_es_t *p_es )
3902 /* get language descriptor */
3903 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x0a );
3908 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
3911 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
3915 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
3916 pid->es->fmt.psz_language = malloc( 4 );
3917 if( pid->es->fmt.psz_language )
3919 memcpy( pid->es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
3920 pid->es->fmt.psz_language[3] = 0;
3921 msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
3923 int type = p_decoded->code[0].i_audio_type;
3924 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3926 pid->es->fmt.i_priority = ES_PRIORITY_SELECTABLE_MIN + 1; // prioritize normal audio tracks
3928 pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
3929 if( pid->es->fmt.i_extra_languages > 0 )
3930 pid->es->fmt.p_extra_languages =
3931 malloc( sizeof(*pid->es->fmt.p_extra_languages) *
3932 pid->es->fmt.i_extra_languages );
3933 if( pid->es->fmt.p_extra_languages )
3935 for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
3937 pid->es->fmt.p_extra_languages[i].psz_language = malloc(4);
3938 if( pid->es->fmt.p_extra_languages[i].psz_language )
3940 memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
3941 p_decoded->code[i+1].iso_639_code, 3 );
3942 pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
3944 int type = p_decoded->code[i].i_audio_type;
3945 pid->es->fmt.p_extra_languages[i].psz_description = GetAudioTypeDesc(p_demux, type);
3949 pid->es->fmt.psz_language = malloc( 4 );
3950 if( pid->es->fmt.psz_language )
3952 memcpy( pid->es->fmt.psz_language,
3953 p_decoded->i_iso_639_code, 3 );
3954 pid->es->fmt.psz_language[3] = 0;
3959 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
3961 demux_t *p_demux = data;
3962 demux_sys_t *p_sys = p_demux->p_sys;
3964 ts_pid_t *pmt = NULL;
3967 msg_Dbg( p_demux, "PMTCallBack called" );
3969 /* First find this PMT declared in PAT */
3970 for( int i = 0; !pmt && i < p_sys->i_pmt; i++ )
3971 for( int i_prg = 0; !pmt && i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
3973 const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
3974 if( i_pmt_number != TS_USER_PMT_NUMBER &&
3975 i_pmt_number == p_pmt->i_program_number )
3977 pmt = p_sys->pmt[i];
3978 prg = p_sys->pmt[i]->psi->prg[i_prg];
3984 msg_Warn( p_demux, "unreferenced program (broken stream)" );
3985 dvbpsi_DeletePMT(p_pmt);
3990 if( prg->i_version != -1 &&
3991 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
3993 dvbpsi_DeletePMT( p_pmt );
3997 ts_pid_t **pp_clean = NULL;
3999 /* Clean this program (remove all es) */
4000 for( int i = 0; i < 8192; i++ )
4002 ts_pid_t *pid = &p_sys->pid[i];
4004 if( pid->b_valid && pid->p_owner == pmt->psi &&
4005 pid->i_owner_number == prg->i_number && pid->psi == NULL )
4007 TAB_APPEND( i_clean, pp_clean, pid );
4012 IODFree( prg->iod );
4016 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
4017 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
4018 prg->i_pid_pcr = p_pmt->i_pcr_pid;
4019 prg->i_version = p_pmt->i_version;
4021 ValidateDVBMeta( p_demux, prg->i_pid_pcr );
4022 if( ProgramIsSelected( p_demux, prg->i_number ) )
4023 SetPIDFilter( p_demux, prg->i_pid_pcr, true ); /* Set demux filter */
4025 /* Parse descriptor */
4026 bool b_hdmv = false;
4027 dvbpsi_descriptor_t *p_dr;
4028 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
4031 case 0x1d: /* We have found an IOD descriptor */
4032 msg_Dbg( p_demux, " * descriptor : IOD (0x1d)" );
4033 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
4037 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
4038 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
4041 case 0x5: /* Registration Descriptor */
4042 if( p_dr->i_length != 4 )
4044 msg_Warn( p_demux, "invalid Registration Descriptor" );
4048 msg_Dbg( p_demux, " * descriptor : registration %4.4s", p_dr->p_data );
4049 if( !memcmp( p_dr->p_data, "HDMV", 4 ) || !memcmp( p_dr->p_data, "HDPR", 4 ) )
4050 b_hdmv = true; /* Blu-Ray */
4055 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
4058 dvbpsi_pmt_es_t *p_es;
4059 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
4061 ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
4063 /* Find out if the PID was already declared */
4064 for( int i = 0; i < i_clean; i++ )
4066 if( pp_clean[i] == &p_sys->pid[p_es->i_pid] )
4068 old_pid = pp_clean[i];
4072 ValidateDVBMeta( p_demux, p_es->i_pid );
4074 if( !old_pid && p_sys->pid[p_es->i_pid].b_valid )
4076 msg_Warn( p_demux, "pmt error: pid=%d already defined",
4081 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
4082 p_dr = p_dr->p_next )
4084 msg_Dbg( p_demux, " * es pid=%d type=%d dr->i_tag=0x%x",
4085 p_es->i_pid, p_es->i_type, p_dr->i_tag );
4088 PIDInit( pid, false, pmt->psi );
4089 PIDFillFormat( pid->es, p_es->i_type );
4090 pid->i_owner_number = prg->i_number;
4091 pid->i_pid = p_es->i_pid;
4092 pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
4094 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 ||
4095 p_es->i_type == 0x12 || p_es->i_type == 0x0f )
4097 PMTSetupEsISO14496( p_demux, pid, prg, p_es );
4099 else if( p_es->i_type == 0x06 )
4101 PMTSetupEs0x06( p_demux, pid, p_es );
4103 else if( p_es->i_type == 0xEA )
4105 PMTSetupEs0xEA( p_demux, pid, p_es );
4107 else if( p_es->i_type == 0xd1 )
4109 PMTSetupEs0xD1( p_demux, pid, p_es );
4111 else if( p_es->i_type == 0xa0 )
4113 PMTSetupEs0xA0( p_demux, pid, p_es );
4117 PMTSetupEsHDMV( pid, p_es );
4119 else if( p_es->i_type >= 0x80 )
4121 PMTSetupEsRegistration( p_demux, pid, p_es );
4124 if( pid->es->fmt.i_cat == AUDIO_ES ||
4125 ( pid->es->fmt.i_cat == SPU_ES &&
4126 pid->es->fmt.i_codec != VLC_CODEC_DVBS &&
4127 pid->es->fmt.i_codec != VLC_CODEC_TELETEXT ) )
4129 PMTParseEsIso639( p_demux, pid, p_es );
4132 pid->es->fmt.i_group = p_pmt->i_program_number;
4133 for( int i = 0; i < pid->i_extra_es; i++ )
4134 pid->extra_es[i]->fmt.i_group = p_pmt->i_program_number;
4136 if( pid->es->fmt.i_cat == UNKNOWN_ES )
4138 msg_Dbg( p_demux, " * es pid=%d type=%d *unknown*",
4139 p_es->i_pid, p_es->i_type );
4141 else if( !p_sys->b_udp_out )
4143 msg_Dbg( p_demux, " * es pid=%d type=%d fcc=%4.4s",
4144 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
4146 if( p_sys->b_es_id_pid ) pid->es->fmt.i_id = p_es->i_pid;
4148 /* Check if we can avoid restarting the ES */
4150 pid->es->fmt.i_codec == old_pid->es->fmt.i_codec &&
4151 pid->es->fmt.i_extra == old_pid->es->fmt.i_extra &&
4152 pid->es->fmt.i_extra == 0 &&
4153 pid->i_extra_es == old_pid->i_extra_es &&
4154 ( ( !pid->es->fmt.psz_language &&
4155 !old_pid->es->fmt.psz_language ) ||
4156 ( pid->es->fmt.psz_language &&
4157 old_pid->es->fmt.psz_language &&
4158 !strcmp( pid->es->fmt.psz_language,
4159 old_pid->es->fmt.psz_language ) ) ) )
4161 pid->i_cc = old_pid->i_cc;
4162 ts_es_t *e = pid->es;
4163 pid->es = old_pid->es;
4165 for( int i = 0; i < pid->i_extra_es; i++ )
4167 e = pid->extra_es[i];
4168 pid->extra_es[i] = old_pid->extra_es[i];
4169 old_pid->extra_es[i] = e;
4174 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
4175 for( int i = 0; i < pid->i_extra_es; i++ )
4177 pid->extra_es[i]->id =
4178 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
4180 p_sys->i_pmt_es += 1 + pid->i_extra_es;
4184 /* Add ES to the list */
4187 PIDClean( p_demux, old_pid );
4188 TAB_REMOVE( i_clean, pp_clean, old_pid );
4190 p_sys->pid[p_es->i_pid] = *pid;
4192 p_dr = PMTEsFindDescriptor( p_es, 0x09 );
4193 if( p_dr && p_dr->i_length >= 2 )
4195 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
4196 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
4199 if( ProgramIsSelected( p_demux, prg->i_number ) &&
4200 ( pid->es->id != NULL || p_sys->b_udp_out ) )
4201 SetPIDFilter( p_demux, p_es->i_pid, true ); /* Set demux filter */
4204 /* Set CAM descrambling */
4205 if( !ProgramIsSelected( p_demux, prg->i_number )
4206 || stream_Control( p_demux->s, STREAM_SET_PRIVATE_ID_CA,
4207 p_pmt ) != VLC_SUCCESS )
4208 dvbpsi_DeletePMT( p_pmt );
4210 for( int i = 0; i < i_clean; i++ )
4212 if( ProgramIsSelected( p_demux, prg->i_number ) )
4213 SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
4215 PIDClean( p_demux, pp_clean[i] );
4221 static void PATCallBack( void *data, dvbpsi_pat_t *p_pat )
4223 demux_t *p_demux = data;
4224 demux_sys_t *p_sys = p_demux->p_sys;
4225 dvbpsi_pat_program_t *p_program;
4226 ts_pid_t *pat = &p_sys->pid[0];
4228 msg_Dbg( p_demux, "PATCallBack called" );
4230 if( ( pat->psi->i_pat_version != -1 &&
4231 ( !p_pat->b_current_next ||
4232 p_pat->i_version == pat->psi->i_pat_version ) ) ||
4235 dvbpsi_DeletePAT( p_pat );
4239 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
4240 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
4243 if( p_sys->i_pmt > 0 )
4246 ts_pid_t **pmt_rm = NULL;
4248 /* Search pmt to be deleted */
4249 for( int i = 0; i < p_sys->i_pmt; i++ )
4251 ts_pid_t *pmt = p_sys->pmt[i];
4252 bool b_keep = false;
4254 for( p_program = p_pat->p_first_program; !b_keep && p_program;
4255 p_program = p_program->p_next )
4257 if( p_program->i_pid != pmt->i_pid )
4260 for( int i_prg = 0; !b_keep && i_prg < pmt->psi->i_prg; i_prg++ )
4261 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
4268 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
4271 /* Delete all ES attached to thoses PMT */
4272 for( int i = 2; i < 8192; i++ )
4274 ts_pid_t *pid = &p_sys->pid[i];
4276 if( !pid->b_valid || pid->psi )
4279 for( int j = 0; j < i_pmt_rm && pid->b_valid; j++ )
4281 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
4283 /* We only remove es that aren't defined by extra pmt */
4284 if( pid->p_owner->prg[i_prg]->i_pid_pmt != pmt_rm[j]->i_pid )
4288 SetPIDFilter( p_demux, i, false );
4290 PIDClean( p_demux, pid );
4296 /* Delete PMT pid */
4297 for( int i = 0; i < i_pmt_rm; i++ )
4299 ts_pid_t *pid = pmt_rm[i];
4300 SetPIDFilter( p_demux, pid->i_pid, false );
4302 for( int i_prg = 0; i_prg < pid->psi->i_prg; i_prg++ )
4304 const int i_number = pid->psi->prg[i_prg]->i_number;
4305 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
4308 PIDClean( p_demux, &p_sys->pid[pid->i_pid] );
4309 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pid );
4315 /* now create programs */
4316 for( p_program = p_pat->p_first_program; p_program != NULL;
4317 p_program = p_program->p_next )
4319 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
4321 if( p_program->i_number == 0 )
4324 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
4326 ValidateDVBMeta( p_demux, p_program->i_pid );
4331 for( int i_prg = 0; b_add && i_prg < pmt->psi->i_prg; i_prg++ )
4332 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
4340 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
4343 PIDInit( pmt, true, pat->psi );
4344 ts_prg_psi_t *prg = pmt->psi->prg[pmt->psi->i_prg-1];
4345 #if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
4346 prg->handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
4349 dvbpsi_DeletePAT( p_pat );
4352 prg->handle->p_sys = (void *) VLC_OBJECT(p_demux);
4353 if( !dvbpsi_pmt_attach( prg->handle, p_program->i_number, PMTCallBack, p_demux ) )
4354 msg_Err( p_demux, "PATCallback failed attaching PMTCallback to program %d",
4355 p_program->i_number );
4357 prg->handle = dvbpsi_AttachPMT( p_program->i_number, PMTCallBack, p_demux );
4359 prg->i_number = p_program->i_number;
4360 prg->i_pid_pmt = p_program->i_pid;
4362 /* Now select PID at access level */
4363 if( ProgramIsSelected( p_demux, p_program->i_number ) )
4365 if( p_sys->i_current_program == 0 )
4366 p_sys->i_current_program = p_program->i_number;
4368 if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
4369 p_sys->b_access_control = false;
4372 pat->psi->i_pat_version = p_pat->i_version;
4374 dvbpsi_DeletePAT( p_pat );