1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004-2005 VLC authors and VideoLAN
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Jean-Paul Saman <jpsaman #_at_# m2x.nl>
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software Foundation,
22 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
38 #include <vlc_access.h> /* DVB-specific things */
39 #include <vlc_demux.h>
42 #include <vlc_charset.h> /* FromCharset, for EIT */
44 #include <vlc_network.h> /* net_ for ts-out mode */
46 #include "../mux/mpeg/csa.h"
48 /* Include dvbpsi headers */
49 # include <dvbpsi/dvbpsi.h>
50 # include <dvbpsi/demux.h>
51 # include <dvbpsi/descriptor.h>
52 # include <dvbpsi/pat.h>
53 # include <dvbpsi/pmt.h>
54 # include <dvbpsi/sdt.h>
55 # include <dvbpsi/dr.h>
56 # include <dvbpsi/psi.h>
59 # include <dvbpsi/eit.h>
62 # include <dvbpsi/tot.h>
65 VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
70 vfprintf(stderr, format, ap);
77 /*****************************************************************************
79 *****************************************************************************/
80 static int Open ( vlc_object_t * );
81 static void Close ( vlc_object_t * );
84 * - Rename "extra pmt" to "user pmt"
85 * - Update extra pmt description
86 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
87 * where pid_description could take 3 forms:
88 * 1. pid:pcr (to force the pcr pid)
90 * 3. pid:type=fourcc where type=(video|audio|spu)
92 #define PMT_TEXT N_("Extra PMT")
93 #define PMT_LONGTEXT N_( \
94 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
96 #define PID_TEXT N_("Set id of ES to PID")
97 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
98 " handled by VLC to the same value as the PID in" \
99 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
100 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
102 #define TSOUT_TEXT N_("Fast udp streaming")
103 #define TSOUT_LONGTEXT N_( \
104 "Sends TS to specific ip:port by udp (you must know what you are doing).")
106 #define MTUOUT_TEXT N_("MTU for out mode")
107 #define MTUOUT_LONGTEXT N_("MTU for out mode.")
109 #define CSA_TEXT N_("CSA Key")
110 #define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
111 "16 char string (8 hexadecimal bytes).")
113 #define CSA2_TEXT N_("Second CSA Key")
114 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
115 "16 char string (8 hexadecimal bytes).")
118 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
119 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
120 "The decryption routines subtract the TS-header from the value before " \
123 #define SPLIT_ES_TEXT N_("Separate sub-streams")
124 #define SPLIT_ES_LONGTEXT N_( \
125 "Separate teletex/dvbs pages into independent ES. " \
126 "It can be useful to turn off this option when using stream output." )
128 #define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
129 #define SEEK_PERCENT_LONGTEXT N_( \
130 "Seek and position based on a percent byte position, not a PCR generated " \
131 "time position. If seeking doesn't work property, turn on this option." )
135 set_description( N_("MPEG Transport Stream demuxer") )
136 set_shortname ( "MPEG-TS" )
137 set_category( CAT_INPUT )
138 set_subcategory( SUBCAT_INPUT_DEMUX )
140 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
141 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
143 add_string( "ts-out", NULL, TSOUT_TEXT, TSOUT_LONGTEXT, true )
144 add_integer( "ts-out-mtu", 1400, MTUOUT_TEXT,
145 MTUOUT_LONGTEXT, true )
147 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
149 add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
151 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
154 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
155 add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
157 add_obsolete_bool( "ts-silent" );
159 set_capability( "demux", 10 )
160 set_callbacks( Open, Close )
164 /*****************************************************************************
166 *****************************************************************************/
167 static const char *const ppsz_teletext_type[] = {
170 N_("Teletext subtitles"),
171 N_("Teletext: additional information"),
172 N_("Teletext: program schedule"),
173 N_("Teletext subtitles: hearing impaired")
178 uint8_t i_objectTypeIndication;
179 uint8_t i_streamType;
184 } decoder_config_descriptor_t;
193 decoder_config_descriptor_t dec_descr;
195 } es_mpeg4_descriptor_t;
202 es_mpeg4_descriptor_t es_descr[255];
208 dvbpsi_handle handle;
215 /* IOD stuff (mpeg4) */
216 iod_descriptor_t *iod;
222 /* for special PAT/SDT case */
223 dvbpsi_handle handle; /* PAT/SDT/EIT */
236 TS_ES_DATA_TABLE_SECTION
243 ts_es_data_type_t data_type;
249 es_mpeg4_descriptor_t *p_mpeg4desc;
259 int i_cc; /* countinuity counter */
262 /* PSI owner (ie PMT -> PAT, ES -> PMT */
270 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
278 vlc_mutex_t csa_lock;
280 /* TS packet size (188, 192, 204) */
283 /* how many TS packet we read at once */
286 /* to determine length and time */
289 mtime_t i_current_pcr;
291 bool b_force_seek_per_percent;
312 int fd; /* udp socket */
316 bool b_access_control;
322 int64_t i_dvb_length;
323 bool b_broken_charset; /* True if broken encoding is used in EPG/SDT */
326 int i_current_program;
327 vlc_list_t programs_list;
333 static int Demux ( demux_t *p_demux );
334 static int Control( demux_t *p_demux, int i_query, va_list args );
336 static void PIDInit ( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner );
337 static void PIDClean( demux_t *, ts_pid_t *pid );
338 static void PIDFillFormat( ts_es_t *es, int i_stream_type );
340 static void PATCallBack( void*, dvbpsi_pat_t * );
341 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt );
342 static void PSINewTableCallBack( demux_t *, dvbpsi_handle,
343 uint8_t i_table_id, uint16_t i_extension );
344 static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
346 static inline int PIDGet( block_t *p )
348 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
351 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
353 static block_t* ReadTSPacket( demux_t *p_demux );
354 static mtime_t GetPCR( block_t *p_pkt );
355 static int SeekToPCR( demux_t *p_demux, int64_t i_pos );
356 static int Seek( demux_t *p_demux, double f_percent );
357 static void GetFirstPCR( demux_t *p_demux );
358 static void GetLastPCR( demux_t *p_demux );
359 static void CheckPCR( demux_t *p_demux );
360 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
362 static void IODFree( iod_descriptor_t * );
364 #define TS_USER_PMT_NUMBER (0)
365 static int UserPmt( demux_t *p_demux, const char * );
367 static int SetPIDFilter( demux_t *, int i_pid, bool b_selected );
368 static void SetPrgFilter( demux_t *, int i_prg, bool b_selected );
370 #define TS_PACKET_SIZE_188 188
371 #define TS_PACKET_SIZE_192 192
372 #define TS_PACKET_SIZE_204 204
373 #define TS_PACKET_SIZE_MAX 204
374 #define TS_TOPFIELD_HEADER 1320
376 static int DetectPacketSize( demux_t *p_demux )
378 const uint8_t *p_peek;
379 if( stream_Peek( p_demux->s,
380 &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
383 if( memcmp( p_peek, "TFrc", 4 ) == 0 )
386 /* I used the TF5000PVR 2004 Firmware .doc header documentation,
387 * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
388 * but after the filename the offsets seem to be incorrect. - DJ */
389 int i_duration, i_name;
390 char *psz_name = xmalloc(25);
391 char *psz_event_name;
392 char *psz_event_text = xmalloc(130);
393 char *psz_ext_text = xmalloc(1025);
395 // 2 bytes version Uimsbf (4,5)
396 // 2 bytes reserved (6,7)
397 // 2 bytes duration in minutes Uimsbf (8,9(
398 i_duration = (int) (p_peek[8] << 8) | p_peek[9];
399 msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
400 // 2 bytes service number in channel list (10, 11)
401 // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
402 // 4 bytes of reserved + tuner info (14,15,16,17)
403 // 2 bytes of Service ID Bslbf (18,19)
404 // 2 bytes of PMT PID Uimsbf (20,21)
405 // 2 bytes of PCR PID Uimsbf (22,23)
406 // 2 bytes of Video PID Uimsbf (24,25)
407 // 2 bytes of Audio PID Uimsbf (26,27)
408 // 24 bytes filename Bslbf
409 memcpy( psz_name, &p_peek[28], 24 );
411 msg_Dbg( p_demux, "recordingname=%s", psz_name );
412 // 1 byte of sat index Uimsbf (52)
413 // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
414 // 4 bytes of freq. Uimsbf (56,57,58,59)
415 // 2 bytes of symbol rate Uimsbf (60,61)
416 // 2 bytes of TS stream ID Uimsbf (62,63)
419 // 2 bytes duration Uimsbf (70,71)
420 //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
421 //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
422 // 4 bytes EventID Uimsbf (72-75)
423 // 8 bytes of Start and End time info (76-83)
424 // 1 byte reserved (84)
425 // 1 byte event name length Uimsbf (89)
426 i_name = (int)(p_peek[89]&~0x81);
427 msg_Dbg( p_demux, "event name length = %d", i_name);
428 psz_event_name = xmalloc( i_name+1 );
429 // 1 byte parental rating (90)
430 // 129 bytes of event text
431 memcpy( psz_event_name, &p_peek[91], i_name );
432 psz_event_name[i_name] = '\0';
433 memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
434 psz_event_text[129-i_name] = '\0';
435 msg_Dbg( p_demux, "event name=%s", psz_event_name );
436 msg_Dbg( p_demux, "event text=%s", psz_event_text );
437 // 12 bytes reserved (220)
439 // 2 bytes Event Text Length Uimsbf
440 // 4 bytes EventID Uimsbf
441 // FIXME We just have 613 bytes. not enough for this entire text
442 // 1024 bytes Extended Event Text Bslbf
443 memcpy( psz_ext_text, p_peek+372, 1024 );
444 psz_ext_text[1024] = '\0';
445 msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
446 // 52 bytes reserved Bslbf
448 msg_Dbg( p_demux, "this is a topfield file" );
449 return TS_PACKET_SIZE_188;
452 for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
454 if( p_peek[i_sync] != 0x47 )
457 /* Check next 3 sync bytes */
458 int i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
459 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
461 msg_Err( p_demux, "cannot peek" );
464 if( p_peek[i_sync + 1 * TS_PACKET_SIZE_188] == 0x47 &&
465 p_peek[i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
466 p_peek[i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
468 return TS_PACKET_SIZE_188;
470 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_192] == 0x47 &&
471 p_peek[i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
472 p_peek[i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
474 return TS_PACKET_SIZE_192;
476 else if( p_peek[i_sync + 1 * TS_PACKET_SIZE_204] == 0x47 &&
477 p_peek[i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
478 p_peek[i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
480 return TS_PACKET_SIZE_204;
484 if( p_demux->b_force )
486 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
487 return TS_PACKET_SIZE_188;
489 msg_Dbg( p_demux, "TS module discarded (lost sync)" );
493 /*****************************************************************************
495 *****************************************************************************/
496 static int Open( vlc_object_t *p_this )
498 demux_t *p_demux = (demux_t*)p_this;
505 /* Search first sync byte */
506 i_packet_size = DetectPacketSize( p_demux );
507 if( i_packet_size < 0 )
510 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
513 memset( p_sys, 0, sizeof( demux_sys_t ) );
514 p_sys->i_packet_size = i_packet_size;
515 vlc_mutex_init( &p_sys->csa_lock );
517 p_sys->buffer = NULL;
518 p_demux->pf_demux = Demux;
519 p_demux->pf_control = Control;
521 /* Init p_sys field */
522 p_sys->b_dvb_meta = true;
523 p_sys->b_access_control = true;
524 p_sys->i_current_program = 0;
525 p_sys->programs_list.i_count = 0;
526 p_sys->programs_list.p_values = NULL;
527 p_sys->i_tdt_delta = 0;
528 p_sys->i_dvb_start = 0;
529 p_sys->i_dvb_length = 0;
531 p_sys->b_broken_charset = false;
533 for( int i = 0; i < 8192; i++ )
535 ts_pid_t *pid = &p_sys->pid[i];
539 pid->b_valid = false;
541 /* PID 8191 is padding */
542 p_sys->pid[8191].b_seen = true;
543 p_sys->i_packet_size = i_packet_size;
544 p_sys->b_udp_out = false;
546 p_sys->i_ts_read = 50;
548 p_sys->b_start_record = false;
550 /* Init PAT handler */
551 pat = &p_sys->pid[0];
552 PIDInit( pat, true, NULL );
553 pat->psi->handle = dvbpsi_AttachPAT( PATCallBack, p_demux );
554 if( p_sys->b_dvb_meta )
556 ts_pid_t *sdt = &p_sys->pid[0x11];
557 ts_pid_t *eit = &p_sys->pid[0x12];
559 PIDInit( sdt, true, NULL );
561 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
563 PIDInit( eit, true, NULL );
565 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
568 ts_pid_t *tdt = &p_sys->pid[0x14];
569 PIDInit( tdt, true, NULL );
571 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
573 if( p_sys->b_access_control )
575 if( SetPIDFilter( p_demux, 0x11, true ) ||
576 SetPIDFilter( p_demux, 0x14, true ) ||
577 SetPIDFilter( p_demux, 0x12, true ) )
578 p_sys->b_access_control = false;
583 TAB_INIT( p_sys->i_pmt, p_sys->pmt );
587 p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
589 char* psz_string = var_CreateGetString( p_demux, "ts-out" );
590 if( psz_string && *psz_string )
592 char *psz = strchr( psz_string, ':' );
595 p_sys->b_udp_out = true;
600 i_port = atoi( psz );
602 if( i_port <= 0 ) i_port = 1234;
603 msg_Dbg( p_demux, "resend ts to '%s:%d'", psz_string, i_port );
605 p_sys->fd = net_ConnectUDP( VLC_OBJECT(p_demux), psz_string, i_port, -1 );
608 msg_Err( p_demux, "failed to open udp socket, send disabled" );
609 p_sys->b_udp_out = false;
613 int i_mtu = var_CreateGetInteger( p_demux, "ts-out-mtu" );
614 p_sys->i_ts_read = i_mtu / p_sys->i_packet_size;
615 if( p_sys->i_ts_read <= 0 )
617 p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
619 p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
624 /* We handle description of an extra PMT */
625 psz_string = var_CreateGetString( p_demux, "ts-extra-pmt" );
626 p_sys->b_user_pmt = false;
627 if( psz_string && *psz_string )
628 UserPmt( p_demux, psz_string );
631 psz_string = var_CreateGetStringCommand( p_demux, "ts-csa-ck" );
632 if( psz_string && *psz_string )
637 p_sys->csa = csa_New();
639 psz_csa2 = var_CreateGetStringCommand( p_demux, "ts-csa2-ck" );
640 i_res = csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, true );
641 if( i_res == VLC_SUCCESS && psz_csa2 && *psz_csa2 )
643 if( csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_csa2, false ) != VLC_SUCCESS )
645 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
648 else if ( i_res == VLC_SUCCESS )
650 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
654 csa_Delete( p_sys->csa );
660 var_AddCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, (void *)1 );
661 var_AddCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
663 int i_pkt = var_CreateGetInteger( p_demux, "ts-csa-pkt" );
664 if( i_pkt < 4 || i_pkt > 188 )
666 msg_Err( p_demux, "wrong packet size %d specified.", i_pkt );
667 msg_Warn( p_demux, "using default packet size of 188 bytes" );
668 p_sys->i_csa_pkt_size = 188;
671 p_sys->i_csa_pkt_size = i_pkt;
672 msg_Dbg( p_demux, "decrypting %d bytes of packet", p_sys->i_csa_pkt_size );
678 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
680 p_sys->i_pid_ref_pcr = -1;
681 p_sys->i_first_pcr = -1;
682 p_sys->i_current_pcr = -1;
683 p_sys->i_last_pcr = -1;
684 p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
685 p_sys->i_pcrs_num = 10;
686 p_sys->p_pcrs = (mtime_t *)calloc( p_sys->i_pcrs_num, sizeof( mtime_t ) );
687 p_sys->p_pos = (int64_t *)calloc( p_sys->i_pcrs_num, sizeof( int64_t ) );
689 bool can_seek = false;
690 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &can_seek );
693 GetFirstPCR( p_demux );
695 GetLastPCR( p_demux );
697 if( p_sys->i_first_pcr < 0 || p_sys->i_last_pcr < 0 )
699 p_sys->b_force_seek_per_percent = true;
702 while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
704 if( p_demux->pf_demux( p_demux ) != 1 )
711 /*****************************************************************************
713 *****************************************************************************/
714 static void Close( vlc_object_t *p_this )
716 demux_t *p_demux = (demux_t*)p_this;
717 demux_sys_t *p_sys = p_demux->p_sys;
719 msg_Dbg( p_demux, "pid list:" );
720 for( int i = 0; i < 8192; i++ )
722 ts_pid_t *pid = &p_sys->pid[i];
724 if( pid->b_valid && pid->psi )
729 dvbpsi_DetachPAT( pid->psi->handle );
736 if( p_sys->b_dvb_meta && ( pid->i_pid == 0x11 || pid->i_pid == 0x12 || pid->i_pid == 0x14 ) )
738 /* SDT or EIT or TDT */
739 dvbpsi_DetachDemux( pid->psi->handle );
744 PIDClean( p_demux, pid );
749 else if( pid->b_valid && pid->es )
751 PIDClean( p_demux, pid );
756 msg_Dbg( p_demux, " - pid[%d] seen", pid->i_pid );
761 SetPIDFilter( p_demux, pid->i_pid, false );
764 vlc_mutex_lock( &p_sys->csa_lock );
767 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
768 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
769 csa_Delete( p_sys->csa );
771 vlc_mutex_unlock( &p_sys->csa_lock );
773 TAB_CLEAN( p_sys->i_pmt, p_sys->pmt );
775 free( p_sys->programs_list.p_values );
777 /* When streaming, close the port */
780 net_Close( p_sys->fd );
783 free( p_sys->buffer );
785 free( p_sys->p_pcrs );
786 free( p_sys->p_pos );
788 vlc_mutex_destroy( &p_sys->csa_lock );
792 /*****************************************************************************
793 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
794 *****************************************************************************/
795 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
796 vlc_value_t oldval, vlc_value_t newval,
799 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
800 demux_t *p_demux = (demux_t*)p_this;
801 demux_sys_t *p_sys = p_demux->p_sys;
802 int i_tmp = (intptr_t)p_data;
804 vlc_mutex_lock( &p_sys->csa_lock );
806 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
808 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
810 vlc_mutex_unlock( &p_sys->csa_lock );
814 /*****************************************************************************
816 *****************************************************************************/
817 static int Demux( demux_t *p_demux )
819 demux_sys_t *p_sys = p_demux->p_sys;
820 bool b_wait_es = p_sys->i_pmt_es <= 0;
822 /* We read at most 100 TS packet or until a frame is completed */
823 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
825 bool b_frame = false;
827 if( !(p_pkt = ReadTSPacket( p_demux )) )
832 if( p_sys->b_start_record )
834 /* Enable recording once synchronized */
835 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, true, "ts" );
836 p_sys->b_start_record = false;
839 if( p_sys->b_udp_out )
841 memcpy( &p_sys->buffer[i_pkt * p_sys->i_packet_size],
842 p_pkt->p_buffer, p_sys->i_packet_size );
845 /* Parse the TS packet */
846 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
852 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 ) ) )
854 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
858 for( int i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
860 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle,
864 block_Release( p_pkt );
866 else if( !p_sys->b_udp_out )
868 b_frame = GatherData( p_demux, p_pid, p_pkt );
872 PCRHandle( p_demux, p_pid, p_pkt );
873 block_Release( p_pkt );
880 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
882 /* We have to handle PCR if present */
883 PCRHandle( p_demux, p_pid, p_pkt );
884 block_Release( p_pkt );
886 p_pid->b_seen = true;
888 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
892 if( p_sys->b_udp_out )
894 /* Send the complete block */
895 net_Write( p_demux, p_sys->fd, NULL, p_sys->buffer,
896 p_sys->i_ts_read * p_sys->i_packet_size );
902 /*****************************************************************************
904 *****************************************************************************/
905 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
907 demux_sys_t *p_sys = p_demux->p_sys;
913 if( p_sys->i_dvb_length > 0 )
915 const int64_t t = mdate() + p_sys->i_tdt_delta;
917 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
920 *pi_length = p_sys->i_dvb_length;
922 *pi_time = t - p_sys->i_dvb_start;
929 static int Control( demux_t *p_demux, int i_query, va_list args )
931 demux_sys_t *p_sys = p_demux->p_sys;
933 bool b_bool, *pb_bool;
940 case DEMUX_GET_POSITION:
941 pf = (double*) va_arg( args, double* );
943 if( p_sys->b_force_seek_per_percent ||
944 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
945 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 ||
946 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
948 int64_t i_time, i_length;
949 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
950 *pf = (double)i_time/(double)i_length;
951 else if( (i64 = stream_Size( p_demux->s) ) > 0 )
952 *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
958 *pf = (double)(p_sys->i_current_pcr - p_sys->i_first_pcr) / (double)(p_sys->i_last_pcr - p_sys->i_first_pcr);
962 case DEMUX_SET_POSITION:
963 f = (double) va_arg( args, double );
965 if( p_sys->b_force_seek_per_percent ||
966 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
967 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
969 i64 = stream_Size( p_demux->s );
970 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
975 if( Seek( p_demux, f ) )
977 p_sys->b_force_seek_per_percent = true;
984 pi64 = (int64_t*)va_arg( args, int64_t * );
985 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
986 p_sys->b_force_seek_per_percent ||
987 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 )
989 if( DVBEventInformation( p_demux, pi64, NULL ) )
996 *pi64 = (p_sys->i_current_pcr - p_sys->i_first_pcr) * 100 / 9;
1000 case DEMUX_GET_LENGTH:
1001 pi64 = (int64_t*)va_arg( args, int64_t * );
1002 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1003 p_sys->b_force_seek_per_percent ||
1004 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1006 if( DVBEventInformation( p_demux, NULL, pi64 ) )
1013 *pi64 = (p_sys->i_last_pcr - p_sys->i_first_pcr) * 100 / 9;
1017 case DEMUX_SET_GROUP:
1021 i_int = (int)va_arg( args, int );
1022 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1023 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1025 if( i_int == 0 && p_sys->i_current_program > 0 )
1026 i_int = p_sys->i_current_program;
1028 if( p_sys->i_current_program > 0 )
1030 if( p_sys->i_current_program != i_int )
1031 SetPrgFilter( p_demux, p_sys->i_current_program, false );
1033 else if( p_sys->i_current_program < 0 )
1035 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
1036 SetPrgFilter( p_demux, p_sys->programs_list.p_values[i].i_int, false );
1041 p_sys->i_current_program = i_int;
1042 SetPrgFilter( p_demux, p_sys->i_current_program, true );
1044 else if( i_int < 0 )
1046 p_sys->i_current_program = -1;
1047 p_sys->programs_list.i_count = 0;
1050 vlc_list_t *p_dst = &p_sys->programs_list;
1051 free( p_dst->p_values );
1053 p_dst->p_values = calloc( p_list->i_count,
1054 sizeof(*p_dst->p_values) );
1055 if( p_dst->p_values )
1057 p_dst->i_count = p_list->i_count;
1058 for( int i = 0; i < p_list->i_count; i++ )
1060 p_dst->p_values[i] = p_list->p_values[i];
1061 SetPrgFilter( p_demux, p_dst->p_values[i].i_int, true );
1069 case DEMUX_CAN_RECORD:
1070 pb_bool = (bool*)va_arg( args, bool * );
1074 case DEMUX_SET_RECORD_STATE:
1075 b_bool = (bool)va_arg( args, int );
1078 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, false );
1079 p_sys->b_start_record = b_bool;
1083 case DEMUX_SET_TIME:
1085 return VLC_EGENERIC;
1089 /*****************************************************************************
1091 *****************************************************************************/
1092 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1094 demux_sys_t *p_sys = p_demux->p_sys;
1095 char *psz_dup = strdup( psz_fmt );
1096 char *psz = psz_dup;
1104 i_pid = strtol( psz, &psz, 0 );
1105 if( i_pid < 2 || i_pid >= 8192 )
1108 /* Parse optional program number */
1111 i_number = strtol( &psz[1], &psz, 0 );
1114 ts_pid_t *pmt = &p_sys->pid[i_pid];
1117 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1118 PIDInit( pmt, true, NULL );
1121 prg = malloc( sizeof( ts_prg_psi_t ) );
1125 memset( prg, 0, sizeof( ts_prg_psi_t ) );
1126 prg->i_pid_pcr = -1;
1127 prg->i_pid_pmt = -1;
1128 prg->i_version = -1;
1129 prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1130 prg->handle = dvbpsi_AttachPMT(
1131 i_number != TS_USER_PMT_NUMBER ? i_number : 1,
1132 PMTCallBack, p_demux );
1133 TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
1135 psz = strchr( psz, '=' );
1138 while( psz && *psz )
1140 char *psz_next = strchr( psz, ',' );
1146 i_pid = strtol( psz, &psz, 0 );
1147 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1150 char *psz_opt = &psz[1];
1151 if( !strcmp( psz_opt, "pcr" ) )
1153 prg->i_pid_pcr = i_pid;
1155 else if( !p_sys->pid[i_pid].b_valid )
1157 ts_pid_t *pid = &p_sys->pid[i_pid];
1159 char *psz_arg = strchr( psz_opt, '=' );
1163 PIDInit( pid, false, pmt->psi);
1164 if( prg->i_pid_pcr <= 0 )
1165 prg->i_pid_pcr = i_pid;
1167 if( psz_arg && strlen( psz_arg ) == 4 )
1169 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1170 psz_arg[2], psz_arg[3] );
1171 int i_cat = UNKNOWN_ES;
1172 es_format_t *fmt = &pid->es->fmt;
1174 if( !strcmp( psz_opt, "video" ) )
1176 else if( !strcmp( psz_opt, "audio" ) )
1178 else if( !strcmp( psz_opt, "spu" ) )
1181 es_format_Init( fmt, i_cat, i_codec );
1182 fmt->b_packetized = false;
1186 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1187 PIDFillFormat( pid->es, i_stream_type );
1189 pid->es->fmt.i_group = i_number;
1190 if( p_sys->b_es_id_pid )
1191 pid->es->fmt.i_id = i_pid;
1193 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1195 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1196 (char*)&pid->es->fmt.i_codec );
1197 pid->es->id = es_out_Add( p_demux->out,
1207 p_sys->b_user_pmt = true;
1208 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
1214 return VLC_EGENERIC;
1217 static int SetPIDFilter( demux_t *p_demux, int i_pid, bool b_selected )
1219 demux_sys_t *p_sys = p_demux->p_sys;
1221 if( !p_sys->b_access_control )
1222 return VLC_EGENERIC;
1224 return stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
1225 ACCESS_SET_PRIVATE_ID_STATE, i_pid, b_selected );
1228 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1230 demux_sys_t *p_sys = p_demux->p_sys;
1231 ts_prg_psi_t *p_prg = NULL;
1234 /* Search pmt to be unselected */
1235 for( int i = 0; i < p_sys->i_pmt; i++ )
1237 ts_pid_t *pmt = p_sys->pmt[i];
1239 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
1241 if( pmt->psi->prg[i_prg]->i_number == i_prg_id )
1243 i_pmt_pid = p_sys->pmt[i]->i_pid;
1244 p_prg = p_sys->pmt[i]->psi->prg[i_prg];
1251 if( i_pmt_pid <= 0 )
1255 SetPIDFilter( p_demux, i_pmt_pid, b_selected );
1256 if( p_prg->i_pid_pcr > 0 )
1257 SetPIDFilter( p_demux, p_prg->i_pid_pcr, b_selected );
1260 for( int i = 2; i < 8192; i++ )
1262 ts_pid_t *pid = &p_sys->pid[i];
1264 if( !pid->b_valid || pid->psi )
1267 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
1269 if( pid->p_owner->prg[i_prg]->i_pid_pmt == i_pmt_pid && pid->es->id )
1271 /* We only remove/select es that aren't defined by extra pmt */
1272 SetPIDFilter( p_demux, i, b_selected );
1279 static void PIDInit( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner )
1281 bool b_old_valid = pid->b_valid;
1283 pid->b_valid = true;
1285 pid->b_scrambled = false;
1286 pid->p_owner = p_owner;
1287 pid->i_owner_number = 0;
1289 TAB_INIT( pid->i_extra_es, pid->extra_es );
1297 pid->psi = xmalloc( sizeof( ts_psi_t ) );
1298 pid->psi->handle = NULL;
1299 TAB_INIT( pid->psi->i_prg, pid->psi->prg );
1303 pid->psi->i_pat_version = -1;
1304 pid->psi->i_sdt_version = -1;
1307 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
1311 prg->i_version = -1;
1313 prg->i_pid_pcr = -1;
1314 prg->i_pid_pmt = -1;
1315 prg->i_pcr_value= -1;
1319 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
1325 pid->es = calloc( 1, sizeof( ts_es_t ) );
1329 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
1330 pid->es->data_type = TS_ES_DATA_PES;
1331 pid->es->pp_last = &pid->es->p_data;
1335 static void PIDClean( demux_t *p_demux, ts_pid_t *pid )
1337 demux_sys_t *p_sys = p_demux->p_sys;
1338 es_out_t *out = p_demux->out;
1342 if( pid->psi->handle )
1343 dvbpsi_DetachPMT( pid->psi->handle );
1344 for( int i = 0; i < pid->psi->i_prg; i++ )
1346 if( pid->psi->prg[i]->iod )
1347 IODFree( pid->psi->prg[i]->iod );
1348 if( pid->psi->prg[i]->handle )
1349 dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
1350 free( pid->psi->prg[i] );
1352 free( pid->psi->prg );
1359 es_out_Del( out, pid->es->id );
1363 if( pid->es->p_data )
1364 block_ChainRelease( pid->es->p_data );
1366 es_format_Clean( &pid->es->fmt );
1370 for( int i = 0; i < pid->i_extra_es; i++ )
1372 if( pid->extra_es[i]->id )
1374 es_out_Del( out, pid->extra_es[i]->id );
1378 if( pid->extra_es[i]->p_data )
1379 block_ChainRelease( pid->extra_es[i]->p_data );
1381 es_format_Clean( &pid->extra_es[i]->fmt );
1383 free( pid->extra_es[i] );
1385 if( pid->i_extra_es )
1386 free( pid->extra_es );
1389 pid->b_valid = false;
1392 /****************************************************************************
1394 ****************************************************************************/
1395 static void ParsePES( demux_t *p_demux, ts_pid_t *pid, block_t *p_pes )
1398 unsigned i_pes_size = 0;
1399 unsigned i_skip = 0;
1402 mtime_t i_length = 0;
1404 /* FIXME find real max size */
1405 /* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
1407 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
1409 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
1410 header[0], header[1],header[2],header[3], pid->i_pid );
1411 block_ChainRelease( p_pes );
1415 /* TODO check size */
1418 case 0xBC: /* Program stream map */
1419 case 0xBE: /* Padding */
1420 case 0xBF: /* Private stream 2 */
1421 case 0xF0: /* ECM */
1422 case 0xF1: /* EMM */
1423 case 0xFF: /* Program stream directory */
1424 case 0xF2: /* DSMCC stream */
1425 case 0xF8: /* ITU-T H.222.1 type E stream */
1429 if( ( header[6]&0xC0 ) == 0x80 )
1432 i_skip = header[8] + 9;
1434 if( header[7]&0x80 ) /* has pts */
1436 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
1437 (mtime_t)(header[10] << 22)|
1438 ((mtime_t)(header[11]&0xfe) << 14)|
1439 (mtime_t)(header[12] << 7)|
1440 (mtime_t)(header[13] >> 1);
1442 if( header[7]&0x40 ) /* has dts */
1444 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
1445 (mtime_t)(header[15] << 22)|
1446 ((mtime_t)(header[16]&0xfe) << 14)|
1447 (mtime_t)(header[17] << 7)|
1448 (mtime_t)(header[18] >> 1);
1455 while( i_skip < 23 && header[i_skip] == 0xff )
1461 msg_Err( p_demux, "too much MPEG-1 stuffing" );
1462 block_ChainRelease( p_pes );
1465 if( ( header[i_skip] & 0xC0 ) == 0x40 )
1470 if( header[i_skip]&0x20 )
1472 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
1473 (mtime_t)(header[i_skip+1] << 22)|
1474 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
1475 (mtime_t)(header[i_skip+3] << 7)|
1476 (mtime_t)(header[i_skip+4] >> 1);
1478 if( header[i_skip]&0x10 ) /* has dts */
1480 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
1481 (mtime_t)(header[i_skip+6] << 22)|
1482 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
1483 (mtime_t)(header[i_skip+8] << 7)|
1484 (mtime_t)(header[i_skip+9] >> 1);
1500 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
1501 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
1505 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
1506 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
1507 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
1511 else if( pid->es->fmt.i_codec == VLC_CODEC_SUBT &&
1512 pid->es->p_mpeg4desc )
1514 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
1516 if( dcd->i_extra > 2 &&
1517 dcd->p_extra[0] == 0x10 &&
1518 ( dcd->p_extra[1]&0x10 ) )
1520 /* display length */
1521 if( p_pes->i_buffer + 2 <= i_skip )
1522 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
1526 if( p_pes->i_buffer + 2 <= i_skip )
1527 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1533 while( p_pes && i_skip > 0 )
1535 if( p_pes->i_buffer <= i_skip )
1537 block_t *p_next = p_pes->p_next;
1539 i_skip -= p_pes->i_buffer;
1540 block_Release( p_pes );
1545 p_pes->i_buffer -= i_skip;
1546 p_pes->p_buffer += i_skip;
1551 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
1552 if( i_pts >= 0 && i_dts < 0 )
1560 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
1563 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
1565 p_pes->i_length = i_length * 100 / 9;
1567 p_block = block_ChainGather( p_pes );
1568 if( pid->es->fmt.i_codec == VLC_CODEC_SUBT )
1570 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1572 p_block->i_buffer = i_pes_size;
1575 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1578 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1580 else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
1582 if( p_block->i_pts <= VLC_TS_INVALID )
1584 /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
1585 * In this case use the last PCR + 40ms */
1586 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1588 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1590 mtime_t i_pcr = pid->p_owner->prg[i]->i_pcr_value;
1591 if( i_pcr > VLC_TS_INVALID )
1592 p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
1599 for( int i = 0; i < pid->i_extra_es; i++ )
1601 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1602 block_Duplicate( p_block ) );
1605 es_out_Send( p_demux->out, pid->es->id, p_block );
1609 msg_Warn( p_demux, "empty pes" );
1613 static void ParseTableSection( demux_t *p_demux, ts_pid_t *pid, block_t *p_data )
1615 block_t *p_content = block_ChainGather( p_data );
1616 mtime_t i_date = -1;
1617 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1619 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1621 i_date = pid->p_owner->prg[i]->i_pcr_value;
1628 if( pid->es->fmt.i_codec == VLC_CODEC_SCTE_27 )
1630 /* We need to extract the truncated pts stored inside the payload */
1631 if( p_content->i_buffer > 9 && p_content->p_buffer[0] == 0xc6 )
1635 if( p_content->p_buffer[3] & 0x40 )
1637 i_index = ((p_content->p_buffer[7] & 0x0f) << 8) |
1638 p_content->p_buffer[8];
1641 if( i_index == 0 && p_content->i_buffer > i_offset + 8 )
1643 bool is_immediate = p_content->p_buffer[i_offset + 3] & 0x40;
1646 mtime_t i_display_in = GetDWBE( &p_content->p_buffer[i_offset + 4] );
1647 if( i_display_in < i_date )
1648 i_date = i_display_in + (1ll << 32);
1650 i_date = i_display_in;
1657 p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
1659 es_out_Send( p_demux->out, pid->es->id, p_content );
1661 static void ParseData( demux_t *p_demux, ts_pid_t *pid )
1663 block_t *p_data = pid->es->p_data;
1665 /* remove the pes from pid */
1666 pid->es->p_data = NULL;
1667 pid->es->i_data_size = 0;
1668 pid->es->i_data_gathered = 0;
1669 pid->es->pp_last = &pid->es->p_data;
1671 if( pid->es->data_type == TS_ES_DATA_PES )
1673 ParsePES( p_demux, pid, p_data );
1675 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
1677 ParseTableSection( p_demux, pid, p_data );
1681 block_ChainRelease( p_data );
1685 static block_t* ReadTSPacket( demux_t *p_demux )
1687 demux_sys_t *p_sys = p_demux->p_sys;
1691 /* Get a new TS packet */
1692 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1694 msg_Dbg( p_demux, "eof ?" );
1698 /* Check sync byte and re-sync if needed */
1699 if( p_pkt->p_buffer[0] != 0x47 )
1701 msg_Warn( p_demux, "lost synchro" );
1702 block_Release( p_pkt );
1703 while( vlc_object_alive (p_demux) )
1705 const uint8_t *p_peek;
1706 int i_peek, i_skip = 0;
1708 i_peek = stream_Peek( p_demux->s, &p_peek,
1709 p_sys->i_packet_size * 10 );
1710 if( i_peek < p_sys->i_packet_size + 1 )
1712 msg_Dbg( p_demux, "eof ?" );
1716 while( i_skip < i_peek - p_sys->i_packet_size )
1718 if( p_peek[i_skip] == 0x47 &&
1719 p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
1725 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
1726 stream_Read( p_demux->s, NULL, i_skip );
1728 if( i_skip < i_peek - p_sys->i_packet_size )
1733 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1735 msg_Dbg( p_demux, "eof ?" );
1742 static mtime_t AdjustPCRWrapAround( demux_t *p_demux, mtime_t i_pcr )
1744 demux_sys_t *p_sys = p_demux->p_sys;
1746 * PCR is 33bit. If PCR reaches to 0x1FFFFFFFF (26:30:43.717), ressets from 0.
1747 * So, need to add 0x1FFFFFFFF, for calculating duration or current position.
1749 mtime_t i_adjust = 0;
1750 int64_t i_pos = stream_Tell( p_demux->s );
1752 for( i = 1; i < p_sys->i_pcrs_num && p_sys->p_pos[i] <= i_pos; ++i )
1754 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1755 i_adjust += 0x1FFFFFFFF;
1757 if( p_sys->p_pcrs[i-1] > i_pcr )
1758 i_adjust += 0x1FFFFFFFF;
1760 return i_pcr + i_adjust;
1763 static mtime_t GetPCR( block_t *p_pkt )
1765 const uint8_t *p = p_pkt->p_buffer;
1769 if( ( p[3]&0x20 ) && /* adaptation */
1773 /* PCR is 33 bits */
1774 i_pcr = ( (mtime_t)p[6] << 25 ) |
1775 ( (mtime_t)p[7] << 17 ) |
1776 ( (mtime_t)p[8] << 9 ) |
1777 ( (mtime_t)p[9] << 1 ) |
1778 ( (mtime_t)p[10] >> 7 );
1783 static int SeekToPCR( demux_t *p_demux, int64_t i_pos )
1785 demux_sys_t *p_sys = p_demux->p_sys;
1788 int64_t i_initial_pos = stream_Tell( p_demux->s );
1791 return VLC_EGENERIC;
1793 int64_t i_last_pos = i_pos + p_sys->i_packet_size * 4500; //XXX
1794 if( i_last_pos > stream_Size( p_demux->s ) - p_sys->i_packet_size )
1796 i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1799 if( stream_Seek( p_demux->s, i_pos ) )
1800 return VLC_EGENERIC;
1802 while( vlc_object_alive( p_demux ) )
1805 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1809 if( PIDGet( p_pkt ) == p_sys->i_pid_ref_pcr )
1811 i_pcr = GetPCR( p_pkt );
1813 block_Release( p_pkt );
1816 if( stream_Tell( p_demux->s ) >= i_last_pos )
1821 stream_Seek( p_demux->s, i_initial_pos );
1822 return VLC_EGENERIC;
1826 p_sys->i_current_pcr = i_pcr;
1831 static int Seek( demux_t *p_demux, double f_percent )
1833 demux_sys_t *p_sys = p_demux->p_sys;
1835 int64_t i_initial_pos = stream_Tell( p_demux->s );
1836 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1839 * Find the time position by using binary search algorithm.
1841 mtime_t i_target_pcr = (p_sys->i_last_pcr - p_sys->i_first_pcr) * f_percent + p_sys->i_first_pcr;
1843 int64_t i_head_pos = 0;
1844 int64_t i_tail_pos = stream_Size( p_demux->s );
1846 mtime_t i_adjust = 0;
1848 for( i = 1; i < p_sys->i_pcrs_num; ++i )
1850 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1851 i_adjust += 0x1FFFFFFFF;
1852 if( p_sys->p_pcrs[i] + i_adjust > i_target_pcr )
1855 i_head_pos = p_sys->p_pos[i-1];
1856 i_tail_pos = ( i < p_sys->i_pcrs_num ) ? p_sys->p_pos[i] : stream_Size( p_demux->s );
1858 msg_Dbg( p_demux, "Seek():i_head_pos:%"PRId64", i_tail_pos:%"PRId64, i_head_pos, i_tail_pos);
1860 bool b_found = false;
1862 while( i_head_pos <= i_tail_pos )
1864 int64_t i_pos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
1865 if( SeekToPCR( p_demux, i_pos ) )
1867 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
1868 int64_t i_diff_msec = (p_sys->i_current_pcr - i_target_pcr) * 100 / 9 / 1000;
1869 if( i_diff_msec > 500 )
1871 i_tail_pos = i_pos - p_sys->i_packet_size;
1873 else if( i_diff_msec < -500 )
1875 i_head_pos = i_pos + p_sys->i_packet_size;
1879 // diff time <= 500msec
1887 msg_Dbg( p_demux, "Seek():cannot find a time position. i_cnt:%d", i_cnt );
1888 stream_Seek( p_demux->s, i_initial_pos );
1889 p_sys->i_current_pcr = i_initial_pcr;
1890 return VLC_EGENERIC;
1894 msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
1899 static void GetFirstPCR( demux_t *p_demux )
1901 demux_sys_t *p_sys = p_demux->p_sys;
1903 int64_t i_initial_pos = stream_Tell( p_demux->s );
1905 if( stream_Seek( p_demux->s, 0 ) )
1908 while( vlc_object_alive (p_demux) )
1911 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1915 mtime_t i_pcr = GetPCR( p_pkt );
1918 p_sys->i_pid_ref_pcr = PIDGet( p_pkt );
1919 p_sys->i_first_pcr = i_pcr;
1920 p_sys->i_current_pcr = i_pcr;
1922 block_Release( p_pkt );
1923 if( p_sys->i_first_pcr >= 0 )
1926 stream_Seek( p_demux->s, i_initial_pos );
1929 static void GetLastPCR( demux_t *p_demux )
1931 demux_sys_t *p_sys = p_demux->p_sys;
1933 int64_t i_initial_pos = stream_Tell( p_demux->s );
1934 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1936 int64_t i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1937 int64_t i_pos = i_last_pos - p_sys->i_packet_size * 4500; /* FIXME if the value is not reasonable, please change it. */
1941 while( vlc_object_alive( p_demux ) )
1943 if( SeekToPCR( p_demux, i_pos ) )
1945 p_sys->i_last_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
1946 if( ( i_pos = stream_Tell( p_demux->s ) ) >= i_last_pos )
1949 if( p_sys->i_last_pcr >= 0 )
1951 int64_t i_size = stream_Size( p_demux->s );
1952 mtime_t i_duration_msec = ( p_sys->i_last_pcr - p_sys->i_first_pcr ) * 100 / 9 / 1000;
1953 int64_t i_rate = ( i_size < 0 || i_duration_msec <= 0 ) ? 0 : i_size * 1000 * 8 / i_duration_msec;
1954 const int64_t TS_SUPPOSED_MAXRATE = 55 * 1000 * 1000; //FIXME I think it's enough.
1955 const int64_t TS_SUPPOSED_MINRATE = 0.5 * 1000 * 1000; //FIXME
1956 if( i_rate < TS_SUPPOSED_MINRATE || i_rate > TS_SUPPOSED_MAXRATE )
1958 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)",
1959 i_rate, TS_SUPPOSED_MINRATE, TS_SUPPOSED_MAXRATE );
1960 p_sys->i_last_pcr = -1;
1963 stream_Seek( p_demux->s, i_initial_pos );
1964 p_sys->i_current_pcr = i_initial_pcr;
1967 static void CheckPCR( demux_t *p_demux )
1969 demux_sys_t *p_sys = p_demux->p_sys;
1971 int64_t i_initial_pos = stream_Tell( p_demux->s );
1972 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1974 int64_t i_size = stream_Size( p_demux->s );
1977 p_sys->p_pcrs[0] = p_sys->i_first_pcr;
1978 p_sys->p_pos[0] = i_initial_pos;
1980 for( i = 1; i < p_sys->i_pcrs_num && vlc_object_alive( p_demux ); ++i )
1982 int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
1983 if( SeekToPCR( p_demux, i_pos ) )
1985 p_sys->p_pcrs[i] = p_sys->i_current_pcr;
1986 p_sys->p_pos[i] = stream_Tell( p_demux->s );
1987 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1989 msg_Dbg( p_demux, "PCR Wrap Around found between %d%% and %d%% (pcr:%"PRId64"(0x%09"PRIx64") pcr:%"PRId64"(0x%09"PRIx64"))",
1990 (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] );
1993 if( i < p_sys->i_pcrs_num )
1995 msg_Dbg( p_demux, "Force Seek Per Percent: Seeking failed at %d%%.", (int)(i*100/p_sys->i_pcrs_num) );
1996 p_sys->b_force_seek_per_percent = true;
1999 stream_Seek( p_demux->s, i_initial_pos );
2000 p_sys->i_current_pcr = i_initial_pcr;
2003 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2005 demux_sys_t *p_sys = p_demux->p_sys;
2007 if( p_sys->i_pmt_es <= 0 )
2010 mtime_t i_pcr = GetPCR( p_bk );
2014 if( p_sys->i_pid_ref_pcr == pid->i_pid )
2015 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
2017 /* Search program and set the PCR */
2018 for( int i = 0; i < p_sys->i_pmt; i++ )
2019 for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
2020 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
2022 p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
2023 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
2024 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
2025 (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
2029 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
2031 const uint8_t *p = p_bk->p_buffer;
2032 const bool b_unit_start = p[1]&0x40;
2033 const bool b_scrambled = p[3]&0x80;
2034 const bool b_adaptation = p[3]&0x20;
2035 const bool b_payload = p[3]&0x10;
2036 const int i_cc = p[3]&0x0f; /* continuity counter */
2037 bool b_discontinuity = false; /* discontinuity */
2039 /* transport_scrambling_control is ignored */
2044 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
2045 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
2049 /* For now, ignore additional error correction
2050 * TODO: handle Reed-Solomon 204,188 error correction */
2051 p_bk->i_buffer = TS_PACKET_SIZE_188;
2055 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
2057 if( pid->es->p_data ) //&& pid->es->fmt.i_cat == VIDEO_ES )
2058 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2061 if( p_demux->p_sys->csa )
2063 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
2064 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
2065 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
2070 /* We don't have any adaptation_field, so payload starts
2071 * immediately after the 4 byte TS header */
2076 /* p[4] is adaptation_field_length minus one */
2080 /* discontinuity indicator found in stream */
2081 b_discontinuity = (p[5]&0x80) ? true : false;
2082 if( b_discontinuity && pid->es->p_data )
2084 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
2086 /* pid->es->p_data->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
2090 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
2095 /* Test continuity counter */
2096 /* continuous when (one of this):
2098 * diff == 0 and payload == 0
2099 * diff == 0 and duplicate packet (playload != 0) <- should we
2100 * test the content ?
2102 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
2103 if( b_payload && i_diff == 1 )
2105 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
2109 if( pid->i_cc == 0xff )
2111 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
2115 else if( i_diff != 0 && !b_discontinuity )
2117 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
2118 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
2121 if( pid->es->p_data && pid->es->fmt.i_cat != VIDEO_ES )
2123 /* Small video artifacts are usually better than
2124 * dropping full frames */
2125 pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
2130 PCRHandle( p_demux, pid, p_bk );
2132 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
2134 block_Release( p_bk );
2139 if( !pid->b_scrambled != !b_scrambled )
2141 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
2142 pid->i_pid, pid->b_scrambled, b_scrambled );
2144 pid->b_scrambled = b_scrambled;
2146 for( int i = 0; i < pid->i_extra_es; i++ )
2148 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2149 pid->extra_es[i]->id, b_scrambled );
2151 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2152 pid->es->id, b_scrambled );
2155 /* We have to gather it */
2156 p_bk->p_buffer += i_skip;
2157 p_bk->i_buffer -= i_skip;
2161 if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION && p_bk->i_buffer > 0 )
2163 int i_pointer_field = __MIN( p_bk->p_buffer[0], p_bk->i_buffer - 1 );
2164 block_t *p = block_Duplicate( p_bk );
2167 p->i_buffer = i_pointer_field;
2169 block_ChainLastAppend( &pid->es->pp_last, p );
2171 p_bk->i_buffer -= 1 + i_pointer_field;
2172 p_bk->p_buffer += 1 + i_pointer_field;
2174 if( pid->es->p_data )
2176 ParseData( p_demux, pid );
2180 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2181 if( pid->es->data_type == TS_ES_DATA_PES )
2183 if( p_bk->i_buffer > 6 )
2185 pid->es->i_data_size = GetWBE( &p_bk->p_buffer[4] );
2186 if( pid->es->i_data_size > 0 )
2188 pid->es->i_data_size += 6;
2192 else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
2194 if( p_bk->i_buffer > 3 && p_bk->p_buffer[0] != 0xff )
2196 pid->es->i_data_size = 3 + (((p_bk->p_buffer[1] & 0xf) << 8) | p_bk->p_buffer[2]);
2199 pid->es->i_data_gathered += p_bk->i_buffer;
2200 if( pid->es->i_data_size > 0 &&
2201 pid->es->i_data_gathered >= pid->es->i_data_size )
2203 ParseData( p_demux, pid );
2209 if( pid->es->p_data == NULL )
2211 /* msg_Dbg( p_demux, "broken packet" ); */
2212 block_Release( p_bk );
2216 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2217 pid->es->i_data_gathered += p_bk->i_buffer;
2219 if( pid->es->i_data_size > 0 &&
2220 pid->es->i_data_gathered >= pid->es->i_data_size )
2222 ParseData( p_demux, pid );
2231 static void PIDFillFormat( ts_es_t *es, int i_stream_type )
2233 es_format_t *fmt = &es->fmt;
2235 switch( i_stream_type )
2237 case 0x01: /* MPEG-1 video */
2238 case 0x02: /* MPEG-2 video */
2239 case 0x80: /* MPEG-2 MOTO video */
2240 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
2242 case 0x03: /* MPEG-1 audio */
2243 case 0x04: /* MPEG-2 audio */
2244 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
2246 case 0x11: /* MPEG4 (audio) LATM */
2247 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
2248 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
2250 case 0x10: /* MPEG4 (video) */
2251 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
2253 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
2254 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
2256 case 0x42: /* CAVS (Chinese AVS) */
2257 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
2260 case 0x81: /* A52 (audio) */
2261 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
2263 case 0x82: /* SCTE-27 (sub) */
2264 es_format_Init( fmt, SPU_ES, VLC_CODEC_SCTE_27 );
2265 es->data_type = TS_ES_DATA_TABLE_SECTION;
2267 case 0x83: /* LPCM (audio) */
2268 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
2270 case 0x84: /* SDDS (audio) */
2271 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
2273 case 0x85: /* DTS (audio) */
2274 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
2276 case 0x87: /* E-AC3 */
2277 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
2280 case 0x91: /* A52 vls (audio) */
2281 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
2283 case 0x92: /* DVD_SPU vls (sub) */
2284 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
2287 case 0x94: /* SDDS (audio) */
2288 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
2291 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
2292 es_format_Init( fmt, UNKNOWN_ES, 0 );
2295 case 0x06: /* PES_PRIVATE (fixed later) */
2296 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
2297 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
2299 es_format_Init( fmt, UNKNOWN_ES, 0 );
2303 /* PES packets usually contain truncated frames */
2304 fmt->b_packetized = false;
2307 /*****************************************************************************
2308 * MP4 specific functions (IOD parser)
2309 *****************************************************************************/
2310 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
2313 unsigned int i_len = 0;
2319 i_len = ( i_len << 7 ) + ( i_b&0x7f );
2321 } while( i_b&0x80 && *pi_data > 0 );
2323 if (i_len > *pi_data)
2329 static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
2332 while( *pi_data > 0 && bytes-- )
2343 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
2345 int len = IODGetBytes( pi_data, pp_data, 1 );
2348 char *url = strndup( (char*)*pp_data, len );
2354 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
2356 uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
2358 iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
2367 byte1 = IODGetBytes( &i_data, &p_data, 1 );
2368 byte2 = IODGetBytes( &i_data, &p_data, 1 );
2369 byte3 = IODGetBytes( &i_data, &p_data, 1 );
2370 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
2372 i_iod_label = byte1;
2375 else //correct implementation of the IOD_descriptor
2377 i_iod_label = byte2;
2381 ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
2383 if( i_iod_tag != 0x02 )
2385 ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
2389 IODDescriptorLength( &i_data, &p_data );
2391 uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
2392 uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
2393 i_od_id |= i_flags >> 6;
2394 ts_debug( "\n* od_id:%d", i_od_id );
2395 ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
2396 if ((i_flags >> 5) & 0x01)
2398 p_iod->psz_url = IODGetURL( &i_data, &p_data );
2399 ts_debug( "\n* url string:%s", p_iod->psz_url );
2400 ts_debug( "\n*****************************\n" );
2405 p_iod->psz_url = NULL;
2408 /* Profile Level Indication */
2409 IODGetBytes( &i_data, &p_data, 1 ); /* OD */
2410 IODGetBytes( &i_data, &p_data, 1 ); /* scene */
2411 IODGetBytes( &i_data, &p_data, 1 ); /* audio */
2412 IODGetBytes( &i_data, &p_data, 1 ); /* visual */
2413 IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
2416 int i_data_sav = i_data;
2417 uint8_t *p_data_sav = p_data;
2418 for (int i = 0; i_data > 0 && i < 255; i++)
2420 es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
2422 p_data = p_data_sav + i_length;
2423 i_data = i_data_sav - i_length;
2425 int i_tag = IODGetBytes( &i_data, &p_data, 1 );
2426 i_length = IODDescriptorLength( &i_data, &p_data );
2428 i_data_sav = i_data;
2429 p_data_sav = p_data;
2433 if ( i_tag != 0x03 )
2435 ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
2439 es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
2440 int i_flags = IODGetBytes( &i_data, &p_data, 1 );
2441 bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
2442 if( b_streamDependenceFlag )
2443 IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
2445 if( (i_flags >> 6) & 0x01 )
2446 es_descr->psz_url = IODGetURL( &i_data, &p_data );
2448 bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
2449 if( b_OCRStreamFlag )
2450 IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
2452 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
2454 ts_debug( "\n* ERR missing DecoderConfigDescr" );
2457 decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
2458 dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
2459 i_flags = IODGetBytes( &i_data, &p_data, 1 );
2460 dec_descr->i_streamType = i_flags >> 2;
2462 IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
2463 IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
2464 IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
2466 int i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
2467 if( i_decoderConfigDescr_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
2469 dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
2470 if( dec_descr->i_extra > 0 )
2472 dec_descr->p_extra = xmalloc( dec_descr->i_extra );
2473 memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
2474 p_data += dec_descr->i_extra;
2475 i_data -= dec_descr->i_extra;
2480 dec_descr->i_extra = 0;
2481 dec_descr->p_extra = NULL;
2484 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
2486 ts_debug( "\n* ERR missing SLConfigDescr" );
2489 IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
2490 switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
2493 ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
2498 es_descr->b_ok = true;
2504 static void IODFree( iod_descriptor_t *p_iod )
2506 if( p_iod->psz_url )
2508 free( p_iod->psz_url );
2513 for( int i = 0; i < 255; i++ )
2515 #define es_descr p_iod->es_descr[i]
2518 if( es_descr.psz_url )
2519 free( es_descr.psz_url );
2521 free( es_descr.dec_descr.p_extra );
2528 /****************************************************************************
2529 ****************************************************************************
2530 ** libdvbpsi callbacks
2531 ****************************************************************************
2532 ****************************************************************************/
2533 static bool ProgramIsSelected( demux_t *p_demux, uint16_t i_pgrm )
2535 demux_sys_t *p_sys = p_demux->p_sys;
2537 if( ( p_sys->i_current_program == -1 && p_sys->programs_list.i_count == 0 ) ||
2538 p_sys->i_current_program == 0 )
2540 if( p_sys->i_current_program == i_pgrm )
2543 if( p_sys->programs_list.i_count != 0 )
2545 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
2547 if( i_pgrm == p_sys->programs_list.p_values[i].i_int )
2554 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
2556 demux_sys_t *p_sys = p_demux->p_sys;
2558 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
2561 msg_Warn( p_demux, "Switching to non DVB mode" );
2563 /* This doesn't look like a DVB stream so don't try
2564 * parsing the SDT/EDT/TDT */
2566 for( int i = 0x11; i <= 0x14; i++ )
2568 if( i == 0x13 ) continue;
2569 ts_pid_t *p_pid = &p_sys->pid[i];
2572 dvbpsi_DetachDemux( p_pid->psi->handle );
2575 p_pid->b_valid = false;
2577 SetPIDFilter( p_demux, i, false );
2579 p_sys->b_dvb_meta = false;
2582 #include "dvb-text.h"
2584 static char *EITConvertToUTF8( const unsigned char *psz_instring,
2588 /* Deal with no longer broken providers (no switch byte
2589 but sending ISO_8859-1 instead of ISO_6937) without
2590 removing them from the broken providers table
2591 (keep the entry for correctly handling recorded TS).
2593 b_broken = b_broken && i_length && *psz_instring > 0x20;
2596 return FromCharset( "ISO_8859-1", psz_instring, i_length );
2597 return vlc_from_EIT( psz_instring, i_length );
2600 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
2602 demux_sys_t *p_sys = p_demux->p_sys;
2603 ts_pid_t *sdt = &p_sys->pid[0x11];
2604 dvbpsi_sdt_service_t *p_srv;
2606 msg_Dbg( p_demux, "SDTCallBack called" );
2608 if( sdt->psi->i_sdt_version != -1 &&
2609 ( !p_sdt->b_current_next ||
2610 p_sdt->i_version == sdt->psi->i_sdt_version ) )
2612 dvbpsi_DeleteSDT( p_sdt );
2616 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
2618 p_sdt->i_ts_id, p_sdt->i_version, p_sdt->b_current_next,
2619 p_sdt->i_network_id );
2621 p_sys->b_broken_charset = false;
2623 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
2626 dvbpsi_descriptor_t *p_dr;
2628 const char *psz_type = NULL;
2629 const char *psz_status = NULL;
2631 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
2632 "running=%d free_ca=%d",
2633 p_srv->i_service_id, p_srv->b_eit_schedule,
2634 p_srv->b_eit_present, p_srv->i_running_status,
2637 p_meta = vlc_meta_New();
2638 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2640 if( p_dr->i_tag == 0x48 )
2642 static const char *ppsz_type[17] = {
2644 "Digital television service",
2645 "Digital radio sound service",
2647 "NVOD reference service",
2648 "NVOD time-shifted service",
2651 "SECAM coded signal",
2654 "NTSC coded signal",
2655 "Data broadcast service",
2656 "Reserved for Common Interface Usage",
2657 "RCS Map (see EN 301 790 [35])",
2658 "RCS FLS (see EN 301 790 [35])",
2661 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
2665 /* Workarounds for broadcasters with broken EPG */
2667 if( p_sdt->i_network_id == 133 )
2668 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
2670 /* List of providers using ISO8859-1 */
2671 static const char ppsz_broken_providers[][8] = {
2672 "CSAT", /* CanalSat FR */
2673 "GR1", /* France televisions */
2675 "MR5", /* France 2/M6 HD */
2678 for( int i = 0; *ppsz_broken_providers[i]; i++ )
2680 const size_t i_length = strlen(ppsz_broken_providers[i]);
2681 if( pD->i_service_provider_name_length == i_length &&
2682 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
2683 p_sys->b_broken_charset = true;
2686 /* FIXME: Digital+ ES also uses ISO8859-1 */
2688 str1 = EITConvertToUTF8(pD->i_service_provider_name,
2689 pD->i_service_provider_name_length,
2690 p_sys->b_broken_charset );
2691 str2 = EITConvertToUTF8(pD->i_service_name,
2692 pD->i_service_name_length,
2693 p_sys->b_broken_charset );
2695 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
2696 pD->i_service_type, str1, str2 );
2698 vlc_meta_SetTitle( p_meta, str2 );
2699 vlc_meta_SetPublisher( p_meta, str1 );
2700 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
2701 psz_type = ppsz_type[pD->i_service_type];
2707 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
2709 static const char *ppsz_status[5] = {
2712 "Starts in a few seconds",
2716 psz_status = ppsz_status[p_srv->i_running_status];
2720 vlc_meta_AddExtra( p_meta, "Type", psz_type );
2722 vlc_meta_AddExtra( p_meta, "Status", psz_status );
2724 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
2725 p_srv->i_service_id, p_meta );
2726 vlc_meta_Delete( p_meta );
2729 sdt->psi->i_sdt_version = p_sdt->i_version;
2730 dvbpsi_DeleteSDT( p_sdt );
2733 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
2734 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
2736 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
2740 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
2741 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
2744 /* Count the number of days */
2745 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
2746 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
2747 for( int i = 70; i < i_year; i++ )
2748 i_day += LEAP(1900+i);
2750 i_day += LEAP(1900+i_year);
2753 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
2756 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
2758 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
2759 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
2760 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
2762 *p_y = 1900 + yp + c*1;
2763 *p_m = mp - 1 - c*12;
2764 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
2766 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
2767 static int64_t EITConvertStartTime( uint64_t i_date )
2769 const int i_mjd = i_date >> 24;
2770 const int i_hour = CVT_FROM_BCD(i_date >> 16);
2771 const int i_minute = CVT_FROM_BCD(i_date >> 8);
2772 const int i_second = CVT_FROM_BCD(i_date );
2777 /* if all 40 bits are 1, the start is unknown */
2778 if( i_date == UINT64_C(0xffffffffff) )
2781 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
2782 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
2784 static int EITConvertDuration( uint32_t i_duration )
2786 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
2787 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
2788 CVT_FROM_BCD(i_duration );
2792 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
2794 demux_sys_t *p_sys = p_demux->p_sys;
2796 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
2798 dvbpsi_DeleteTOT(p_tdt);
2802 static void EITCallBack( demux_t *p_demux,
2803 dvbpsi_eit_t *p_eit, bool b_current_following )
2805 demux_sys_t *p_sys = p_demux->p_sys;
2806 dvbpsi_eit_event_t *p_evt;
2809 msg_Dbg( p_demux, "EITCallBack called" );
2810 if( !p_eit->b_current_next )
2812 dvbpsi_DeleteEIT( p_eit );
2816 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
2817 "ts_id=%d network_id=%d segment_last_section_number=%d "
2819 p_eit->i_service_id, p_eit->i_version, p_eit->b_current_next,
2820 p_eit->i_ts_id, p_eit->i_network_id,
2821 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
2823 p_epg = vlc_epg_New( NULL );
2824 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
2826 dvbpsi_descriptor_t *p_dr;
2827 char *psz_name = NULL;
2828 char *psz_text = NULL;
2829 char *psz_extra = strdup("");
2834 i_start = EITConvertStartTime( p_evt->i_start_time );
2835 i_duration = EITConvertDuration( p_evt->i_duration );
2837 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
2838 "running=%d free_ca=%d",
2839 p_evt->i_event_id, (int)i_start, (int)i_duration,
2840 p_evt->i_running_status, p_evt->b_free_ca );
2842 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2844 if( p_dr->i_tag == 0x4d )
2846 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
2848 /* Only take first description, as we don't handle language-info
2850 if( pE && psz_name == NULL)
2852 psz_name = EITConvertToUTF8( pE->i_event_name, pE->i_event_name_length,
2853 p_sys->b_broken_charset );
2854 psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2855 p_sys->b_broken_charset );
2856 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
2857 pE->i_iso_639_code, psz_name, psz_text );
2860 else if( p_dr->i_tag == 0x4e )
2862 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
2865 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
2867 pE->i_descriptor_number, pE->i_last_descriptor_number );
2869 if( pE->i_text_length > 0 )
2871 char *psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2872 p_sys->b_broken_charset );
2875 msg_Dbg( p_demux, " - text='%s'", psz_text );
2877 psz_extra = xrealloc( psz_extra,
2878 strlen(psz_extra) + strlen(psz_text) + 1 );
2879 strcat( psz_extra, psz_text );
2884 for( int i = 0; i < pE->i_entry_count; i++ )
2886 char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i],
2887 pE->i_item_description_length[i],
2888 p_sys->b_broken_charset );
2889 char *psz_itm = EITConvertToUTF8( pE->i_item[i], pE->i_item_length[i],
2890 p_sys->b_broken_charset );
2892 if( psz_dsc && psz_itm )
2894 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
2896 psz_extra = xrealloc( psz_extra,
2897 strlen(psz_extra) + strlen(psz_dsc) +
2898 strlen(psz_itm) + 3 + 1 );
2899 strcat( psz_extra, "(" );
2900 strcat( psz_extra, psz_dsc );
2901 strcat( psz_extra, " " );
2902 strcat( psz_extra, psz_itm );
2903 strcat( psz_extra, ")" );
2911 else if( p_dr->i_tag == 0x55 )
2913 dvbpsi_parental_rating_dr_t *pR = dvbpsi_DecodeParentalRatingDr( p_dr );
2916 for ( int i = 0; i < pR->i_ratings_number; i++ )
2918 const dvbpsi_parental_rating_t *p_rating = & pR->p_parental_rating[ i ];
2919 if ( p_rating->i_rating > 0x00 && p_rating->i_rating <= 0x0F )
2921 if ( p_rating->i_rating + 3 > i_min_age )
2922 i_min_age = p_rating->i_rating + 3;
2923 msg_Dbg( p_demux, "..* event parental control set to %d years",
2931 msg_Dbg( p_demux, " - tag=0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
2937 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
2938 *psz_extra ? psz_extra : NULL, i_min_age );
2940 /* Update "now playing" field */
2941 if( p_evt->i_running_status == 0x04 && i_start > 0 )
2942 vlc_epg_SetCurrent( p_epg, i_start );
2949 if( p_epg->i_event > 0 )
2951 if( b_current_following &&
2952 ( p_sys->i_current_program == -1 ||
2953 p_sys->i_current_program == p_eit->i_service_id ) )
2955 p_sys->i_dvb_length = 0;
2956 p_sys->i_dvb_start = 0;
2958 if( p_epg->p_current )
2960 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
2961 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
2964 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG, p_eit->i_service_id, p_epg );
2966 vlc_epg_Delete( p_epg );
2968 dvbpsi_DeleteEIT( p_eit );
2970 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2972 EITCallBack( p_demux, p_eit, true );
2974 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2976 EITCallBack( p_demux, p_eit, false );
2979 static void PSINewTableCallBack( demux_t *p_demux, dvbpsi_handle h,
2980 uint8_t i_table_id, uint16_t i_extension )
2983 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2984 i_table_id, i_table_id, i_extension, i_extension );
2986 if( p_demux->p_sys->pid[0].psi->i_pat_version != -1 && i_table_id == 0x42 )
2988 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2989 i_table_id, i_table_id, i_extension, i_extension );
2991 dvbpsi_AttachSDT( h, i_table_id, i_extension,
2992 (dvbpsi_sdt_callback)SDTCallBack, p_demux );
2994 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2995 ( i_table_id == 0x4e || /* Current/Following */
2996 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
2998 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2999 i_table_id, i_table_id, i_extension, i_extension );
3001 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
3002 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
3003 (dvbpsi_eit_callback)EITCallBackSchedule;
3004 dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
3006 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
3007 i_table_id == 0x70 ) /* TDT */
3009 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
3010 i_table_id, i_table_id, i_extension, i_extension );
3011 dvbpsi_AttachTOT( h, i_table_id, i_extension,
3012 (dvbpsi_tot_callback)TDTCallBack, p_demux);
3016 /*****************************************************************************
3017 * PMT callback and helpers
3018 *****************************************************************************/
3019 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
3022 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
3023 while( p_dr && ( p_dr->i_tag != i_tag ) )
3024 p_dr = p_dr->p_next;
3027 static bool PMTEsHasRegistration( demux_t *p_demux,
3028 const dvbpsi_pmt_es_t *p_es,
3029 const char *psz_tag )
3031 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
3035 if( p_dr->i_length < 4 )
3037 msg_Warn( p_demux, "invalid Registration Descriptor" );
3041 assert( strlen(psz_tag) == 4 );
3042 return !memcmp( p_dr->p_data, psz_tag, 4 );
3044 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pid_t *pid,
3045 const ts_prg_psi_t *prg, const dvbpsi_pmt_es_t *p_es )
3047 es_format_t *p_fmt = &pid->es->fmt;
3049 /* MPEG-4 stream: search SL_DESCRIPTOR */
3050 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x1f );
3052 if( p_dr && p_dr->i_length == 2 )
3054 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
3056 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
3058 pid->es->p_mpeg4desc = NULL;
3060 for( int i = 0; i < 255; i++ )
3062 iod_descriptor_t *iod = prg->iod;
3064 if( iod->es_descr[i].b_ok && iod->es_descr[i].i_es_id == i_es_id )
3066 pid->es->p_mpeg4desc = &iod->es_descr[i];
3071 if( !pid->es->p_mpeg4desc )
3073 msg_Err( p_demux, "MPEG-4 descriptor not found" );
3077 const decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
3078 if( dcd->i_streamType == 0x04 ) /* VisualStream */
3080 p_fmt->i_cat = VIDEO_ES;
3081 switch( dcd->i_objectTypeIndication )
3083 case 0x0B: /* mpeg4 sub */
3084 p_fmt->i_cat = SPU_ES;
3085 p_fmt->i_codec = VLC_CODEC_SUBT;
3088 case 0x20: /* mpeg4 */
3089 p_fmt->i_codec = VLC_CODEC_MP4V;
3091 case 0x21: /* h264 */
3092 p_fmt->i_codec = VLC_CODEC_H264;
3099 case 0x65: /* mpeg2 */
3100 p_fmt->i_codec = VLC_CODEC_MPGV;
3102 case 0x6a: /* mpeg1 */
3103 p_fmt->i_codec = VLC_CODEC_MPGV;
3105 case 0x6c: /* mpeg1 */
3106 p_fmt->i_codec = VLC_CODEC_JPEG;
3109 p_fmt->i_cat = UNKNOWN_ES;
3113 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
3115 p_fmt->i_cat = AUDIO_ES;
3116 switch( dcd->i_objectTypeIndication )
3118 case 0x40: /* mpeg4 */
3119 p_fmt->i_codec = VLC_CODEC_MP4A;
3123 case 0x68: /* mpeg2 aac */
3124 p_fmt->i_codec = VLC_CODEC_MP4A;
3126 case 0x69: /* mpeg2 */
3127 p_fmt->i_codec = VLC_CODEC_MPGA;
3129 case 0x6b: /* mpeg1 */
3130 p_fmt->i_codec = VLC_CODEC_MPGA;
3133 p_fmt->i_cat = UNKNOWN_ES;
3139 p_fmt->i_cat = UNKNOWN_ES;
3142 if( p_fmt->i_cat != UNKNOWN_ES )
3144 p_fmt->i_extra = dcd->i_extra;
3145 if( p_fmt->i_extra > 0 )
3147 p_fmt->p_extra = malloc( p_fmt->i_extra );
3148 if( p_fmt->p_extra )
3149 memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
3162 } ts_teletext_page_t;
3164 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pid_t *pid,
3165 const dvbpsi_pmt_es_t *p_es )
3167 es_format_t *p_fmt = &pid->es->fmt;
3169 ts_teletext_page_t p_page[2 * 64 + 20];
3170 unsigned i_page = 0;
3172 /* Gather pages information */
3173 #if defined _DVBPSI_DR_56_H_ && \
3174 defined DVBPSI_VERSION && DVBPSI_VERSION_INT > ((0<<16)+(1<<8)+5)
3175 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
3177 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, i_tag_idx == 0 ? 0x46 : 0x56 );
3181 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
3185 for( int i = 0; i < p_sub->i_pages_number; i++ )
3187 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
3189 if( p_src->i_teletext_type >= 0x06 )
3192 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3194 ts_teletext_page_t *p_dst = &p_page[i_page++];
3196 p_dst->i_type = p_src->i_teletext_type;
3197 p_dst->i_magazine = p_src->i_teletext_magazine_number
3198 ? p_src->i_teletext_magazine_number : 8;
3199 p_dst->i_page = p_src->i_teletext_page_number;
3200 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3205 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3208 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3209 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3211 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
3213 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
3216 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3218 ts_teletext_page_t *p_dst = &p_page[i_page++];
3220 switch( p_src->i_subtitling_type )
3223 p_dst->i_type = 0x02;
3226 p_dst->i_type = 0x03;
3229 /* FIXME check if it is the right split */
3230 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
3231 ? (p_src->i_composition_page_id >> 8) : 8;
3232 p_dst->i_page = p_src->i_composition_page_id & 0xff;
3233 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3238 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
3240 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3242 p_fmt->subs.teletext.i_magazine = -1;
3243 p_fmt->subs.teletext.i_page = 0;
3244 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
3246 dvbpsi_descriptor_t *p_dr;
3247 p_dr = PMTEsFindDescriptor( p_es, 0x46 );
3249 p_dr = PMTEsFindDescriptor( p_es, 0x56 );
3251 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3253 /* Descriptor pass-through */
3254 p_fmt->p_extra = malloc( p_dr->i_length );
3255 if( p_fmt->p_extra )
3257 p_fmt->i_extra = p_dr->i_length;
3258 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3264 for( unsigned i = 0; i < i_page; i++ )
3275 p_es = malloc( sizeof(*p_es) );
3279 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3280 free( p_es->fmt.psz_language );
3281 free( p_es->fmt.psz_description );
3282 p_es->fmt.psz_language = NULL;
3283 p_es->fmt.psz_description = NULL;
3286 p_es->p_data = NULL;
3287 p_es->i_data_size = 0;
3288 p_es->i_data_gathered = 0;
3289 p_es->pp_last = &p_es->p_data;
3290 p_es->data_type = TS_ES_DATA_PES;
3291 p_es->p_mpeg4desc = NULL;
3293 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3297 const ts_teletext_page_t *p = &p_page[i];
3298 p_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ? 0 : -1;
3299 p_es->fmt.psz_language = strndup( p->p_iso639, 3 );
3300 p_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
3301 p_es->fmt.subs.teletext.i_magazine = p->i_magazine;
3302 p_es->fmt.subs.teletext.i_page = p->i_page;
3305 " * ttxt type=%s lan=%s page=%d%02x",
3306 p_es->fmt.psz_description,
3307 p_es->fmt.psz_language,
3308 p->i_magazine, p->i_page );
3312 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pid_t *pid,
3313 const dvbpsi_pmt_es_t *p_es )
3315 es_format_t *p_fmt = &pid->es->fmt;
3317 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
3319 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3321 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3322 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3324 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
3325 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
3326 ( i_type >= 0x20 && i_type <= 0x24 ) )
3330 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3332 p_fmt->subs.dvb.i_id = -1;
3333 p_fmt->psz_description = strdup( _("DVB subtitles") );
3335 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3337 /* Descriptor pass-through */
3338 p_fmt->p_extra = malloc( p_dr->i_length );
3339 if( p_fmt->p_extra )
3341 p_fmt->i_extra = p_dr->i_length;
3342 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3348 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3359 p_es = malloc( sizeof(*p_es) );
3363 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3364 free( p_es->fmt.psz_language );
3365 free( p_es->fmt.psz_description );
3366 p_es->fmt.psz_language = NULL;
3367 p_es->fmt.psz_description = NULL;
3370 p_es->p_data = NULL;
3371 p_es->i_data_size = 0;
3372 p_es->i_data_gathered = 0;
3373 p_es->pp_last = &p_es->p_data;
3374 p_es->data_type = TS_ES_DATA_PES;
3375 p_es->p_mpeg4desc = NULL;
3377 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3381 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
3382 p_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
3383 switch( p->i_subtitling_type )
3385 case 0x10: /* unspec. */
3386 case 0x11: /* 4:3 */
3387 case 0x12: /* 16:9 */
3388 case 0x13: /* 2.21:1 */
3389 case 0x14: /* HD monitor */
3390 p_es->fmt.psz_description = strdup( _("DVB subtitles") );
3392 case 0x20: /* Hearing impaired unspec. */
3393 case 0x21: /* h.i. 4:3 */
3394 case 0x22: /* h.i. 16:9 */
3395 case 0x23: /* h.i. 2.21:1 */
3396 case 0x24: /* h.i. HD monitor */
3397 p_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
3404 p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
3405 ( p->i_ancillary_page_id << 16 );
3409 static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
3410 const dvbpsi_pmt_es_t *p_es )
3412 es_format_t *p_fmt = &pid->es->fmt;
3414 if( PMTEsHasRegistration( p_demux, p_es, "AC-3" ) ||
3415 PMTEsFindDescriptor( p_es, 0x6a ) ||
3416 PMTEsFindDescriptor( p_es, 0x81 ) )
3418 p_fmt->i_cat = AUDIO_ES;
3419 p_fmt->i_codec = VLC_CODEC_A52;
3421 else if( PMTEsFindDescriptor( p_es, 0x7a ) )
3423 /* DVB with stream_type 0x06 (ETS EN 300 468) */
3424 p_fmt->i_cat = AUDIO_ES;
3425 p_fmt->i_codec = VLC_CODEC_EAC3;
3427 else if( PMTEsHasRegistration( p_demux, p_es, "DTS1" ) ||
3428 PMTEsHasRegistration( p_demux, p_es, "DTS2" ) ||
3429 PMTEsHasRegistration( p_demux, p_es, "DTS3" ) ||
3430 PMTEsFindDescriptor( p_es, 0x73 ) )
3432 /*registration descriptor(ETSI TS 101 154 Annex F)*/
3433 p_fmt->i_cat = AUDIO_ES;
3434 p_fmt->i_codec = VLC_CODEC_DTS;
3436 else if( PMTEsHasRegistration( p_demux, p_es, "BSSD" ) )
3438 p_fmt->i_cat = AUDIO_ES;
3439 p_fmt->b_packetized = true;
3440 p_fmt->i_codec = VLC_CODEC_302M;
3444 /* Subtitle/Teletext/VBI fallbacks */
3445 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3447 dvbpsi_subtitling_dr_t *p_sub;
3448 if( p_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_dr ) ) )
3450 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3452 if( p_fmt->i_cat != UNKNOWN_ES )
3455 switch( p_sub->p_subtitle[i].i_subtitling_type )
3457 case 0x01: /* EBU Teletext subtitles */
3458 case 0x02: /* Associated EBU Teletext */
3459 case 0x03: /* VBI data */
3460 PMTSetupEsTeletext( p_demux, pid, p_es );
3462 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
3463 case 0x11: /* ... on 4:3 AR monitor */
3464 case 0x12: /* ... on 16:9 AR monitor */
3465 case 0x13: /* ... on 2.21:1 AR monitor */
3466 case 0x14: /* ... for display on a high definition monitor */
3467 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
3468 case 0x21: /* ... on 4:3 AR monitor */
3469 case 0x22: /* ... on 16:9 AR monitor */
3470 case 0x23: /* ... on 2.21:1 AR monitor */
3471 case 0x24: /* ... for display on a high definition monitor */
3472 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3475 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
3476 p_sub->p_subtitle[i].i_subtitling_type );
3482 if( p_fmt->i_cat == UNKNOWN_ES &&
3483 ( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
3484 PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
3485 PMTEsFindDescriptor( p_es, 0x56 ) ) ) /* EBU Teletext descriptor */
3488 PMTSetupEsTeletext( p_demux, pid, p_es );
3492 /* FIXME is it useful ? */
3493 if( PMTEsFindDescriptor( p_es, 0x52 ) )
3495 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3496 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3498 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
3502 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
3503 const dvbpsi_pmt_es_t *p_es )
3505 /* Registration Descriptor */
3506 if( !PMTEsHasRegistration( p_demux, p_es, "VC-1" ) )
3508 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3512 es_format_t *p_fmt = &pid->es->fmt;
3514 /* registration descriptor for VC-1 (SMPTE rp227) */
3515 p_fmt->i_cat = VIDEO_ES;
3516 p_fmt->i_codec = VLC_CODEC_VC1;
3518 /* XXX With Simple and Main profile the SEQUENCE
3519 * header is modified: video width and height are
3520 * inserted just after the start code as 2 int16_t
3521 * The packetizer will take care of that. */
3524 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pid_t *pid,
3525 const dvbpsi_pmt_es_t *p_es )
3527 /* Registration Descriptor */
3528 if( !PMTEsHasRegistration( p_demux, p_es, "drac" ) )
3530 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3534 es_format_t *p_fmt = &pid->es->fmt;
3536 /* registration descriptor for Dirac
3537 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
3538 p_fmt->i_cat = VIDEO_ES;
3539 p_fmt->i_codec = VLC_CODEC_DIRAC;
3542 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pid_t *pid,
3543 const dvbpsi_pmt_es_t *p_es )
3545 /* MSCODEC sent by vlc */
3546 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xa0 );
3547 if( !p_dr || p_dr->i_length < 10 )
3550 "private MSCODEC (vlc) without bih private descriptor" );
3554 es_format_t *p_fmt = &pid->es->fmt;
3555 p_fmt->i_cat = VIDEO_ES;
3556 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
3557 p_dr->p_data[2], p_dr->p_data[3] );
3558 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
3559 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
3560 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
3562 if( p_fmt->i_extra > 0 )
3564 p_fmt->p_extra = malloc( p_fmt->i_extra );
3565 if( p_fmt->p_extra )
3566 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
3567 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
3571 /* For such stream we will gather them ourself and don't launch a
3573 * Yes it's ugly but it's the only way to have DIV3 working */
3574 p_fmt->b_packetized = true;
3577 static void PMTSetupEsHDMV( ts_pid_t *pid, const dvbpsi_pmt_es_t *p_es )
3579 es_format_t *p_fmt = &pid->es->fmt;
3581 /* Blu-Ray mapping */
3582 switch( p_es->i_type )
3585 p_fmt->i_cat = AUDIO_ES;
3586 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
3589 case 0x85: /* DTS-HD High resolution audio */
3590 case 0x86: /* DTS-HD Master audio */
3591 case 0xA2: /* Secondary DTS audio */
3592 p_fmt->i_cat = AUDIO_ES;
3593 p_fmt->i_codec = VLC_CODEC_DTS;
3596 case 0x83: /* TrueHD AC3 */
3597 p_fmt->i_cat = AUDIO_ES;
3598 p_fmt->i_codec = VLC_CODEC_TRUEHD;
3601 case 0x84: /* E-AC3 */
3602 case 0xA1: /* Secondary E-AC3 */
3603 p_fmt->i_cat = AUDIO_ES;
3604 p_fmt->i_codec = VLC_CODEC_EAC3;
3606 case 0x90: /* Presentation graphics */
3607 p_fmt->i_cat = SPU_ES;
3608 p_fmt->i_codec = VLC_CODEC_BD_PG;
3610 case 0x91: /* Interactive graphics */
3611 case 0x92: /* Subtitle */
3617 static void PMTSetupEsRegistration( demux_t *p_demux, ts_pid_t *pid,
3618 const dvbpsi_pmt_es_t *p_es )
3624 vlc_fourcc_t i_codec;
3626 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
3627 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
3628 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
3629 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
3630 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
3631 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
3632 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
3633 { "", UNKNOWN_ES, 0 }
3635 es_format_t *p_fmt = &pid->es->fmt;
3637 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
3639 if( PMTEsHasRegistration( p_demux, p_es, p_regs[i].psz_tag ) )
3641 p_fmt->i_cat = p_regs[i].i_cat;
3642 p_fmt->i_codec = p_regs[i].i_codec;
3643 if (p_es->i_type == 0x87)
3644 p_fmt->i_codec = VLC_CODEC_EAC3;
3650 static char *GetAudioTypeDesc(demux_t *p_demux, int type)
3652 static const char *audio_type[] = {
3654 N_("clean effects"),
3655 N_("hearing impaired"),
3656 N_("visual impaired commentary"),
3659 if (type < 0 || type > 3)
3660 msg_Dbg( p_demux, "unknown audio type: %d", type);
3662 return strdup(audio_type[type]);
3666 static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
3667 const dvbpsi_pmt_es_t *p_es )
3669 /* get language descriptor */
3670 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x0a );
3675 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
3678 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
3682 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
3683 pid->es->fmt.psz_language = malloc( 4 );
3684 if( pid->es->fmt.psz_language )
3686 memcpy( pid->es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
3687 pid->es->fmt.psz_language[3] = 0;
3688 msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
3690 int type = p_decoded->code[0].i_audio_type;
3691 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3693 pid->es->fmt.i_priority = 1; // prioritize normal audio tracks
3695 pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
3696 if( pid->es->fmt.i_extra_languages > 0 )
3697 pid->es->fmt.p_extra_languages =
3698 malloc( sizeof(*pid->es->fmt.p_extra_languages) *
3699 pid->es->fmt.i_extra_languages );
3700 if( pid->es->fmt.p_extra_languages )
3702 for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
3704 pid->es->fmt.p_extra_languages[i].psz_language = malloc(4);
3705 if( pid->es->fmt.p_extra_languages[i].psz_language )
3707 memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
3708 p_decoded->code[i+1].iso_639_code, 3 );
3709 pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
3711 int type = p_decoded->code[i].i_audio_type;
3712 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3716 pid->es->fmt.psz_language = malloc( 4 );
3717 if( pid->es->fmt.psz_language )
3719 memcpy( pid->es->fmt.psz_language,
3720 p_decoded->i_iso_639_code, 3 );
3721 pid->es->fmt.psz_language[3] = 0;
3726 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
3728 demux_t *p_demux = data;
3729 demux_sys_t *p_sys = p_demux->p_sys;
3731 ts_pid_t *pmt = NULL;
3734 msg_Dbg( p_demux, "PMTCallBack called" );
3736 /* First find this PMT declared in PAT */
3737 for( int i = 0; !pmt && i < p_sys->i_pmt; i++ )
3738 for( int i_prg = 0; !pmt && i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
3740 const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
3741 if( i_pmt_number != TS_USER_PMT_NUMBER &&
3742 i_pmt_number == p_pmt->i_program_number )
3744 pmt = p_sys->pmt[i];
3745 prg = p_sys->pmt[i]->psi->prg[i_prg];
3751 msg_Warn( p_demux, "unreferenced program (broken stream)" );
3752 dvbpsi_DeletePMT(p_pmt);
3757 if( prg->i_version != -1 &&
3758 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
3760 dvbpsi_DeletePMT( p_pmt );
3764 ts_pid_t **pp_clean = NULL;
3766 /* Clean this program (remove all es) */
3767 for( int i = 0; i < 8192; i++ )
3769 ts_pid_t *pid = &p_sys->pid[i];
3771 if( pid->b_valid && pid->p_owner == pmt->psi &&
3772 pid->i_owner_number == prg->i_number && pid->psi == NULL )
3774 TAB_APPEND( i_clean, pp_clean, pid );
3779 IODFree( prg->iod );
3783 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
3784 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
3785 prg->i_pid_pcr = p_pmt->i_pcr_pid;
3786 prg->i_version = p_pmt->i_version;
3788 ValidateDVBMeta( p_demux, prg->i_pid_pcr );
3789 if( ProgramIsSelected( p_demux, prg->i_number ) )
3790 SetPIDFilter( p_demux, prg->i_pid_pcr, true ); /* Set demux filter */
3792 /* Parse descriptor */
3793 bool b_hdmv = false;
3794 dvbpsi_descriptor_t *p_dr;
3795 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
3798 case 0x1d: /* We have found an IOD descriptor */
3799 msg_Dbg( p_demux, " * descriptor : IOD (0x1d)" );
3800 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
3804 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
3805 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
3808 case 0x5: /* Registration Descriptor */
3809 if( p_dr->i_length != 4 )
3811 msg_Warn( p_demux, "invalid Registration Descriptor" );
3815 msg_Dbg( p_demux, " * descriptor : registration %4.4s", p_dr->p_data );
3816 if( !memcmp( p_dr->p_data, "HDMV", 4 ) )
3817 b_hdmv = true; /* Blu-Ray */
3822 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
3825 dvbpsi_pmt_es_t *p_es;
3826 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
3828 ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
3830 /* Find out if the PID was already declared */
3831 for( int i = 0; i < i_clean; i++ )
3833 if( pp_clean[i] == &p_sys->pid[p_es->i_pid] )
3835 old_pid = pp_clean[i];
3839 ValidateDVBMeta( p_demux, p_es->i_pid );
3841 if( !old_pid && p_sys->pid[p_es->i_pid].b_valid )
3843 msg_Warn( p_demux, "pmt error: pid=%d already defined",
3848 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
3849 p_dr = p_dr->p_next )
3851 msg_Dbg( p_demux, " * es pid=%d type=%d dr->i_tag=0x%x",
3852 p_es->i_pid, p_es->i_type, p_dr->i_tag );
3855 PIDInit( pid, false, pmt->psi );
3856 PIDFillFormat( pid->es, p_es->i_type );
3857 pid->i_owner_number = prg->i_number;
3858 pid->i_pid = p_es->i_pid;
3859 pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
3861 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 ||
3862 p_es->i_type == 0x12 || p_es->i_type == 0x0f )
3864 PMTSetupEsISO14496( p_demux, pid, prg, p_es );
3866 else if( p_es->i_type == 0x06 )
3868 PMTSetupEs0x06( p_demux, pid, p_es );
3870 else if( p_es->i_type == 0xEA )
3872 PMTSetupEs0xEA( p_demux, pid, p_es );
3874 else if( p_es->i_type == 0xd1 )
3876 PMTSetupEs0xD1( p_demux, pid, p_es );
3878 else if( p_es->i_type == 0xa0 )
3880 PMTSetupEs0xA0( p_demux, pid, p_es );
3884 PMTSetupEsHDMV( pid, p_es );
3886 else if( p_es->i_type >= 0x80 )
3888 PMTSetupEsRegistration( p_demux, pid, p_es );
3891 if( pid->es->fmt.i_cat == AUDIO_ES ||
3892 ( pid->es->fmt.i_cat == SPU_ES &&
3893 pid->es->fmt.i_codec != VLC_CODEC_DVBS &&
3894 pid->es->fmt.i_codec != VLC_CODEC_TELETEXT ) )
3896 PMTParseEsIso639( p_demux, pid, p_es );
3899 pid->es->fmt.i_group = p_pmt->i_program_number;
3900 for( int i = 0; i < pid->i_extra_es; i++ )
3901 pid->extra_es[i]->fmt.i_group = p_pmt->i_program_number;
3903 if( pid->es->fmt.i_cat == UNKNOWN_ES )
3905 msg_Dbg( p_demux, " * es pid=%d type=%d *unknown*",
3906 p_es->i_pid, p_es->i_type );
3908 else if( !p_sys->b_udp_out )
3910 msg_Dbg( p_demux, " * es pid=%d type=%d fcc=%4.4s",
3911 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
3913 if( p_sys->b_es_id_pid ) pid->es->fmt.i_id = p_es->i_pid;
3915 /* Check if we can avoid restarting the ES */
3917 pid->es->fmt.i_codec == old_pid->es->fmt.i_codec &&
3918 pid->es->fmt.i_extra == old_pid->es->fmt.i_extra &&
3919 pid->es->fmt.i_extra == 0 &&
3920 pid->i_extra_es == old_pid->i_extra_es &&
3921 ( ( !pid->es->fmt.psz_language &&
3922 !old_pid->es->fmt.psz_language ) ||
3923 ( pid->es->fmt.psz_language &&
3924 old_pid->es->fmt.psz_language &&
3925 !strcmp( pid->es->fmt.psz_language,
3926 old_pid->es->fmt.psz_language ) ) ) )
3928 pid->i_cc = old_pid->i_cc;
3929 ts_es_t *e = pid->es;
3930 pid->es = old_pid->es;
3932 for( int i = 0; i < pid->i_extra_es; i++ )
3934 e = pid->extra_es[i];
3935 pid->extra_es[i] = old_pid->extra_es[i];
3936 old_pid->extra_es[i] = e;
3941 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
3942 for( int i = 0; i < pid->i_extra_es; i++ )
3944 pid->extra_es[i]->id =
3945 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
3947 p_sys->i_pmt_es += 1 + pid->i_extra_es;
3951 /* Add ES to the list */
3954 PIDClean( p_demux, old_pid );
3955 TAB_REMOVE( i_clean, pp_clean, old_pid );
3957 p_sys->pid[p_es->i_pid] = *pid;
3959 p_dr = PMTEsFindDescriptor( p_es, 0x09 );
3960 if( p_dr && p_dr->i_length >= 2 )
3962 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
3963 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
3966 if( ProgramIsSelected( p_demux, prg->i_number ) &&
3967 ( pid->es->id != NULL || p_sys->b_udp_out ) )
3968 SetPIDFilter( p_demux, p_es->i_pid, true ); /* Set demux filter */
3971 /* Set CAM descrambling */
3972 if( !ProgramIsSelected( p_demux, prg->i_number )
3973 || stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
3974 ACCESS_SET_PRIVATE_ID_CA, p_pmt ) != VLC_SUCCESS )
3975 dvbpsi_DeletePMT( p_pmt );
3977 for( int i = 0; i < i_clean; i++ )
3979 if( ProgramIsSelected( p_demux, prg->i_number ) )
3980 SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
3982 PIDClean( p_demux, pp_clean[i] );
3988 static void PATCallBack( void *data, dvbpsi_pat_t *p_pat )
3990 demux_t *p_demux = data;
3991 demux_sys_t *p_sys = p_demux->p_sys;
3992 dvbpsi_pat_program_t *p_program;
3993 ts_pid_t *pat = &p_sys->pid[0];
3995 msg_Dbg( p_demux, "PATCallBack called" );
3997 if( ( pat->psi->i_pat_version != -1 &&
3998 ( !p_pat->b_current_next ||
3999 p_pat->i_version == pat->psi->i_pat_version ) ) ||
4002 dvbpsi_DeletePAT( p_pat );
4006 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
4007 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
4010 if( p_sys->i_pmt > 0 )
4013 ts_pid_t **pmt_rm = NULL;
4015 /* Search pmt to be deleted */
4016 for( int i = 0; i < p_sys->i_pmt; i++ )
4018 ts_pid_t *pmt = p_sys->pmt[i];
4019 bool b_keep = false;
4021 for( p_program = p_pat->p_first_program; !b_keep && p_program;
4022 p_program = p_program->p_next )
4024 if( p_program->i_pid != pmt->i_pid )
4027 for( int i_prg = 0; !b_keep && i_prg < pmt->psi->i_prg; i_prg++ )
4028 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
4035 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
4038 /* Delete all ES attached to thoses PMT */
4039 for( int i = 2; i < 8192; i++ )
4041 ts_pid_t *pid = &p_sys->pid[i];
4043 if( !pid->b_valid || pid->psi )
4046 for( int j = 0; j < i_pmt_rm && pid->b_valid; j++ )
4048 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
4050 /* We only remove es that aren't defined by extra pmt */
4051 if( pid->p_owner->prg[i_prg]->i_pid_pmt != pmt_rm[j]->i_pid )
4055 SetPIDFilter( p_demux, i, false );
4057 PIDClean( p_demux, pid );
4063 /* Delete PMT pid */
4064 for( int i = 0; i < i_pmt_rm; i++ )
4066 ts_pid_t *pid = pmt_rm[i];
4067 SetPIDFilter( p_demux, pid->i_pid, false );
4069 for( int i_prg = 0; i_prg < pid->psi->i_prg; i_prg++ )
4071 const int i_number = pid->psi->prg[i_prg]->i_number;
4072 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
4075 PIDClean( p_demux, &p_sys->pid[pid->i_pid] );
4076 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pid );
4082 /* now create programs */
4083 for( p_program = p_pat->p_first_program; p_program != NULL;
4084 p_program = p_program->p_next )
4086 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
4088 if( p_program->i_number == 0 )
4091 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
4093 ValidateDVBMeta( p_demux, p_program->i_pid );
4098 for( int i_prg = 0; b_add && i_prg < pmt->psi->i_prg; i_prg++ )
4099 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
4107 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
4110 PIDInit( pmt, true, pat->psi );
4111 ts_prg_psi_t *prg = pmt->psi->prg[pmt->psi->i_prg-1];
4112 prg->handle = dvbpsi_AttachPMT(p_program->i_number, PMTCallBack, p_demux);
4113 prg->i_number = p_program->i_number;
4114 prg->i_pid_pmt = p_program->i_pid;
4116 /* Now select PID at access level */
4117 if( ProgramIsSelected( p_demux, p_program->i_number ) )
4119 if( p_sys->i_current_program == 0 )
4120 p_sys->i_current_program = p_program->i_number;
4122 if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
4123 p_sys->b_access_control = false;
4126 pat->psi->i_pat_version = p_pat->i_version;
4128 dvbpsi_DeletePAT( p_pat );