1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004-2005 the VideoLAN team
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
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 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 General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
38 #include <vlc_access.h> /* DVB-specific things */
39 #include <vlc_demux.h>
42 #include <vlc_charset.h> /* FromCharset, for EIT */
44 #include <vlc_network.h> /* net_ for ts-out mode */
46 #include "../mux/mpeg/csa.h"
48 /* Include dvbpsi headers */
49 # include <dvbpsi/dvbpsi.h>
50 # include <dvbpsi/demux.h>
51 # include <dvbpsi/descriptor.h>
52 # include <dvbpsi/pat.h>
53 # include <dvbpsi/pmt.h>
54 # include <dvbpsi/sdt.h>
55 # include <dvbpsi/dr.h>
56 # include <dvbpsi/psi.h>
59 # include <dvbpsi/eit.h>
62 # include <dvbpsi/tot.h>
65 VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
70 vfprintf(stderr, format, ap);
77 /*****************************************************************************
79 *****************************************************************************/
80 static int Open ( vlc_object_t * );
81 static void Close ( vlc_object_t * );
84 * - Rename "extra pmt" to "user pmt"
85 * - Update extra pmt description
86 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
87 * where pid_description could take 3 forms:
88 * 1. pid:pcr (to force the pcr pid)
90 * 3. pid:type=fourcc where type=(video|audio|spu)
92 #define PMT_TEXT N_("Extra PMT")
93 #define PMT_LONGTEXT N_( \
94 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
96 #define PID_TEXT N_("Set id of ES to PID")
97 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
98 " handled by VLC to the same value as the PID in" \
99 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
100 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
102 #define TSOUT_TEXT N_("Fast udp streaming")
103 #define TSOUT_LONGTEXT N_( \
104 "Sends TS to specific ip:port by udp (you must know what you are doing).")
106 #define MTUOUT_TEXT N_("MTU for out mode")
107 #define MTUOUT_LONGTEXT N_("MTU for out mode.")
109 #define CSA_TEXT N_("CSA Key")
110 #define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
111 "16 char string (8 hexadecimal bytes).")
113 #define CSA2_TEXT N_("Second CSA Key")
114 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
115 "16 char string (8 hexadecimal bytes).")
117 #define SILENT_TEXT N_("Silent mode")
118 #define SILENT_LONGTEXT N_("Do not complain on encrypted PES.")
120 #define CAPMT_SYSID_TEXT N_("CAPMT System ID")
121 #define CAPMT_SYSID_LONGTEXT N_("Only forward descriptors from this SysID to the CAM.")
123 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
124 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
125 "The decryption routines subtract the TS-header from the value before " \
128 #define SPLIT_ES_TEXT N_("Separate sub-streams")
129 #define SPLIT_ES_LONGTEXT N_( \
130 "Separate teletex/dvbs pages into independent ES. " \
131 "It can be useful to turn off this option when using stream output." )
133 #define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
134 #define SEEK_PERCENT_LONGTEXT N_( \
135 "Seek and position based on a percent byte position, not a PCR generated " \
136 "time position. If seeking doesn't work property, turn on this option." )
140 set_description( N_("MPEG Transport Stream demuxer") )
141 set_shortname ( "MPEG-TS" )
142 set_category( CAT_INPUT )
143 set_subcategory( SUBCAT_INPUT_DEMUX )
145 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
146 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
148 add_string( "ts-out", NULL, TSOUT_TEXT, TSOUT_LONGTEXT, true )
149 add_integer( "ts-out-mtu", 1400, MTUOUT_TEXT,
150 MTUOUT_LONGTEXT, true )
152 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
154 add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
156 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
159 add_bool( "ts-silent", false, SILENT_TEXT, SILENT_LONGTEXT, true )
161 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
162 add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
164 set_capability( "demux", 10 )
165 set_callbacks( Open, Close )
169 /*****************************************************************************
171 *****************************************************************************/
172 static const char *const ppsz_teletext_type[] = {
175 N_("Teletext subtitles"),
176 N_("Teletext: additional information"),
177 N_("Teletext: program schedule"),
178 N_("Teletext subtitles: hearing impaired")
183 uint8_t i_objectTypeIndication;
184 uint8_t i_streamType;
189 } decoder_config_descriptor_t;
198 decoder_config_descriptor_t dec_descr;
200 } es_mpeg4_descriptor_t;
207 es_mpeg4_descriptor_t es_descr[255];
213 dvbpsi_handle handle;
220 /* IOD stuff (mpeg4) */
221 iod_descriptor_t *iod;
227 /* for special PAT/SDT case */
228 dvbpsi_handle handle; /* PAT/SDT/EIT */
247 es_mpeg4_descriptor_t *p_mpeg4desc;
258 int i_cc; /* countinuity counter */
261 /* PSI owner (ie PMT -> PAT, ES -> PMT */
269 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
277 vlc_mutex_t csa_lock;
279 /* TS packet size (188, 192, 204) */
282 /* how many TS packet we read at once */
285 /* to determine length and time */
288 mtime_t i_current_pcr;
290 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 GatherPES( 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_silent = var_CreateGetBool( p_demux, "ts-silent" );
679 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
681 p_sys->i_pid_ref_pcr = -1;
682 p_sys->i_first_pcr = -1;
683 p_sys->i_current_pcr = -1;
684 p_sys->i_last_pcr = -1;
685 p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
686 p_sys->i_pcrs_num = 10;
687 p_sys->p_pcrs = (mtime_t *)calloc( p_sys->i_pcrs_num, sizeof( mtime_t ) );
688 p_sys->p_pos = (int64_t *)calloc( p_sys->i_pcrs_num, sizeof( int64_t ) );
690 bool can_seek = false;
691 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &can_seek );
694 GetFirstPCR( p_demux );
696 GetLastPCR( p_demux );
698 if( p_sys->i_first_pcr < 0 || p_sys->i_last_pcr < 0 )
700 p_sys->b_force_seek_per_percent = true;
703 while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
705 if( p_demux->pf_demux( p_demux ) != 1 )
712 /*****************************************************************************
714 *****************************************************************************/
715 static void Close( vlc_object_t *p_this )
717 demux_t *p_demux = (demux_t*)p_this;
718 demux_sys_t *p_sys = p_demux->p_sys;
720 msg_Dbg( p_demux, "pid list:" );
721 for( int i = 0; i < 8192; i++ )
723 ts_pid_t *pid = &p_sys->pid[i];
725 if( pid->b_valid && pid->psi )
730 dvbpsi_DetachPAT( pid->psi->handle );
737 if( p_sys->b_dvb_meta && ( pid->i_pid == 0x11 || pid->i_pid == 0x12 || pid->i_pid == 0x14 ) )
739 /* SDT or EIT or TDT */
740 dvbpsi_DetachDemux( pid->psi->handle );
745 PIDClean( p_demux, pid );
750 else if( pid->b_valid && pid->es )
752 PIDClean( p_demux, pid );
757 msg_Dbg( p_demux, " - pid[%d] seen", pid->i_pid );
762 SetPIDFilter( p_demux, pid->i_pid, false );
765 vlc_mutex_lock( &p_sys->csa_lock );
768 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
769 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
770 csa_Delete( p_sys->csa );
772 vlc_mutex_unlock( &p_sys->csa_lock );
774 TAB_CLEAN( p_sys->i_pmt, p_sys->pmt );
776 free( p_sys->programs_list.p_values );
778 /* When streaming, close the port */
781 net_Close( p_sys->fd );
784 free( p_sys->buffer );
786 free( p_sys->p_pcrs );
787 free( p_sys->p_pos );
789 vlc_mutex_destroy( &p_sys->csa_lock );
793 /*****************************************************************************
794 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
795 *****************************************************************************/
796 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
797 vlc_value_t oldval, vlc_value_t newval,
800 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
801 demux_t *p_demux = (demux_t*)p_this;
802 demux_sys_t *p_sys = p_demux->p_sys;
803 int i_tmp = (intptr_t)p_data;
805 vlc_mutex_lock( &p_sys->csa_lock );
807 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
809 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
811 vlc_mutex_unlock( &p_sys->csa_lock );
815 /*****************************************************************************
817 *****************************************************************************/
818 static int Demux( demux_t *p_demux )
820 demux_sys_t *p_sys = p_demux->p_sys;
821 bool b_wait_es = p_sys->i_pmt_es <= 0;
823 /* We read at most 100 TS packet or until a frame is completed */
824 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
826 bool b_frame = false;
828 if( !(p_pkt = ReadTSPacket( p_demux )) )
833 if( p_sys->b_start_record )
835 /* Enable recording once synchronized */
836 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, true, "ts" );
837 p_sys->b_start_record = false;
840 if( p_sys->b_udp_out )
842 memcpy( &p_sys->buffer[i_pkt * p_sys->i_packet_size],
843 p_pkt->p_buffer, p_sys->i_packet_size );
846 /* Parse the TS packet */
847 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
853 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 ) ) )
855 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
859 for( int i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
861 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle,
865 block_Release( p_pkt );
867 else if( !p_sys->b_udp_out )
869 b_frame = GatherPES( p_demux, p_pid, p_pkt );
873 PCRHandle( p_demux, p_pid, p_pkt );
874 block_Release( p_pkt );
881 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
883 /* We have to handle PCR if present */
884 PCRHandle( p_demux, p_pid, p_pkt );
885 block_Release( p_pkt );
887 p_pid->b_seen = true;
889 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
893 if( p_sys->b_udp_out )
895 /* Send the complete block */
896 net_Write( p_demux, p_sys->fd, NULL, p_sys->buffer,
897 p_sys->i_ts_read * p_sys->i_packet_size );
903 /*****************************************************************************
905 *****************************************************************************/
906 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
908 demux_sys_t *p_sys = p_demux->p_sys;
914 if( p_sys->i_dvb_length > 0 )
916 const int64_t t = mdate() + p_sys->i_tdt_delta;
918 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
921 *pi_length = p_sys->i_dvb_length;
923 *pi_time = t - p_sys->i_dvb_start;
930 static int Control( demux_t *p_demux, int i_query, va_list args )
932 demux_sys_t *p_sys = p_demux->p_sys;
934 bool b_bool, *pb_bool;
941 case DEMUX_GET_POSITION:
942 pf = (double*) va_arg( args, double* );
944 if( p_sys->b_force_seek_per_percent ||
945 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
946 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 ||
947 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
949 int64_t i_time, i_length;
950 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
951 *pf = (double)i_time/(double)i_length;
952 else if( (i64 = stream_Size( p_demux->s) ) > 0 )
953 *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
959 *pf = (double)(p_sys->i_current_pcr - p_sys->i_first_pcr) / (double)(p_sys->i_last_pcr - p_sys->i_first_pcr);
963 case DEMUX_SET_POSITION:
964 f = (double) va_arg( args, double );
966 if( p_sys->b_force_seek_per_percent ||
967 (p_sys->b_dvb_meta && p_sys->b_access_control) ||
968 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
970 i64 = stream_Size( p_demux->s );
971 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
976 if( Seek( p_demux, f ) )
978 p_sys->b_force_seek_per_percent = true;
985 pi64 = (int64_t*)va_arg( args, int64_t * );
986 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
987 p_sys->b_force_seek_per_percent ||
988 p_sys->i_current_pcr - p_sys->i_first_pcr < 0 )
990 if( DVBEventInformation( p_demux, pi64, NULL ) )
997 *pi64 = (p_sys->i_current_pcr - p_sys->i_first_pcr) * 100 / 9;
1001 case DEMUX_GET_LENGTH:
1002 pi64 = (int64_t*)va_arg( args, int64_t * );
1003 if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
1004 p_sys->b_force_seek_per_percent ||
1005 p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
1007 if( DVBEventInformation( p_demux, NULL, pi64 ) )
1014 *pi64 = (p_sys->i_last_pcr - p_sys->i_first_pcr) * 100 / 9;
1018 case DEMUX_SET_GROUP:
1022 i_int = (int)va_arg( args, int );
1023 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1024 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1026 if( i_int == 0 && p_sys->i_current_program > 0 )
1027 i_int = p_sys->i_current_program;
1029 if( p_sys->i_current_program > 0 )
1031 if( p_sys->i_current_program != i_int )
1032 SetPrgFilter( p_demux, p_sys->i_current_program, false );
1034 else if( p_sys->i_current_program < 0 )
1036 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
1037 SetPrgFilter( p_demux, p_sys->programs_list.p_values[i].i_int, false );
1042 p_sys->i_current_program = i_int;
1043 SetPrgFilter( p_demux, p_sys->i_current_program, true );
1045 else if( i_int < 0 )
1047 p_sys->i_current_program = -1;
1048 p_sys->programs_list.i_count = 0;
1051 vlc_list_t *p_dst = &p_sys->programs_list;
1052 free( p_dst->p_values );
1054 p_dst->p_values = calloc( p_list->i_count,
1055 sizeof(*p_dst->p_values) );
1056 if( p_dst->p_values )
1058 p_dst->i_count = p_list->i_count;
1059 for( int i = 0; i < p_list->i_count; i++ )
1061 p_dst->p_values[i] = p_list->p_values[i];
1062 SetPrgFilter( p_demux, p_dst->p_values[i].i_int, true );
1070 case DEMUX_CAN_RECORD:
1071 pb_bool = (bool*)va_arg( args, bool * );
1075 case DEMUX_SET_RECORD_STATE:
1076 b_bool = (bool)va_arg( args, int );
1079 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, false );
1080 p_sys->b_start_record = b_bool;
1084 case DEMUX_SET_TIME:
1086 return VLC_EGENERIC;
1090 /*****************************************************************************
1092 *****************************************************************************/
1093 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1095 demux_sys_t *p_sys = p_demux->p_sys;
1096 char *psz_dup = strdup( psz_fmt );
1097 char *psz = psz_dup;
1105 i_pid = strtol( psz, &psz, 0 );
1106 if( i_pid < 2 || i_pid >= 8192 )
1109 /* Parse optional program number */
1112 i_number = strtol( &psz[1], &psz, 0 );
1115 ts_pid_t *pmt = &p_sys->pid[i_pid];
1118 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1119 PIDInit( pmt, true, NULL );
1122 prg = malloc( sizeof( ts_prg_psi_t ) );
1126 memset( prg, 0, sizeof( ts_prg_psi_t ) );
1127 prg->i_pid_pcr = -1;
1128 prg->i_pid_pmt = -1;
1129 prg->i_version = -1;
1130 prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1131 prg->handle = dvbpsi_AttachPMT(
1132 i_number != TS_USER_PMT_NUMBER ? i_number : 1,
1133 PMTCallBack, p_demux );
1134 TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
1136 psz = strchr( psz, '=' );
1139 while( psz && *psz )
1141 char *psz_next = strchr( psz, ',' );
1147 i_pid = strtol( psz, &psz, 0 );
1148 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1151 char *psz_opt = &psz[1];
1152 if( !strcmp( psz_opt, "pcr" ) )
1154 prg->i_pid_pcr = i_pid;
1156 else if( !p_sys->pid[i_pid].b_valid )
1158 ts_pid_t *pid = &p_sys->pid[i_pid];
1160 char *psz_arg = strchr( psz_opt, '=' );
1164 PIDInit( pid, false, pmt->psi);
1165 if( prg->i_pid_pcr <= 0 )
1166 prg->i_pid_pcr = i_pid;
1168 if( psz_arg && strlen( psz_arg ) == 4 )
1170 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1171 psz_arg[2], psz_arg[3] );
1172 int i_cat = UNKNOWN_ES;
1173 es_format_t *fmt = &pid->es->fmt;
1175 if( !strcmp( psz_opt, "video" ) )
1177 else if( !strcmp( psz_opt, "audio" ) )
1179 else if( !strcmp( psz_opt, "spu" ) )
1182 es_format_Init( fmt, i_cat, i_codec );
1183 fmt->b_packetized = false;
1187 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1188 PIDFillFormat( pid->es, i_stream_type );
1190 pid->es->fmt.i_group = i_number;
1191 if( p_sys->b_es_id_pid )
1192 pid->es->fmt.i_id = i_pid;
1194 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1196 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1197 (char*)&pid->es->fmt.i_codec );
1198 pid->es->id = es_out_Add( p_demux->out,
1208 p_sys->b_user_pmt = true;
1209 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
1215 return VLC_EGENERIC;
1218 static int SetPIDFilter( demux_t *p_demux, int i_pid, bool b_selected )
1220 demux_sys_t *p_sys = p_demux->p_sys;
1222 if( !p_sys->b_access_control )
1223 return VLC_EGENERIC;
1225 return stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
1226 ACCESS_SET_PRIVATE_ID_STATE, i_pid, b_selected );
1229 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1231 demux_sys_t *p_sys = p_demux->p_sys;
1232 ts_prg_psi_t *p_prg = NULL;
1235 /* Search pmt to be unselected */
1236 for( int i = 0; i < p_sys->i_pmt; i++ )
1238 ts_pid_t *pmt = p_sys->pmt[i];
1240 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
1242 if( pmt->psi->prg[i_prg]->i_number == i_prg_id )
1244 i_pmt_pid = p_sys->pmt[i]->i_pid;
1245 p_prg = p_sys->pmt[i]->psi->prg[i_prg];
1252 if( i_pmt_pid <= 0 )
1256 SetPIDFilter( p_demux, i_pmt_pid, b_selected );
1257 if( p_prg->i_pid_pcr > 0 )
1258 SetPIDFilter( p_demux, p_prg->i_pid_pcr, b_selected );
1261 for( int i = 2; i < 8192; i++ )
1263 ts_pid_t *pid = &p_sys->pid[i];
1265 if( !pid->b_valid || pid->psi )
1268 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
1270 if( pid->p_owner->prg[i_prg]->i_pid_pmt == i_pmt_pid && pid->es->id )
1272 /* We only remove/select es that aren't defined by extra pmt */
1273 SetPIDFilter( p_demux, i, b_selected );
1280 static void PIDInit( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner )
1282 bool b_old_valid = pid->b_valid;
1284 pid->b_valid = true;
1286 pid->b_scrambled = false;
1287 pid->p_owner = p_owner;
1288 pid->i_owner_number = 0;
1290 TAB_INIT( pid->i_extra_es, pid->extra_es );
1298 pid->psi = xmalloc( sizeof( ts_psi_t ) );
1299 pid->psi->handle = NULL;
1300 TAB_INIT( pid->psi->i_prg, pid->psi->prg );
1304 pid->psi->i_pat_version = -1;
1305 pid->psi->i_sdt_version = -1;
1308 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
1312 prg->i_version = -1;
1314 prg->i_pid_pcr = -1;
1315 prg->i_pid_pmt = -1;
1316 prg->i_pcr_value= -1;
1320 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
1326 pid->es = calloc( 1, sizeof( ts_es_t ) );
1330 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
1331 pid->es->pp_last = &pid->es->p_pes;
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_pes )
1364 block_ChainRelease( pid->es->p_pes );
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_pes )
1379 block_ChainRelease( pid->extra_es[i]->p_pes );
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 )
1397 block_t *p_pes = pid->es->p_pes;
1399 unsigned i_pes_size = 0;
1400 unsigned i_skip = 0;
1403 mtime_t i_length = 0;
1405 /* remove the pes from pid */
1406 pid->es->p_pes = NULL;
1407 pid->es->i_pes_size= 0;
1408 pid->es->i_pes_gathered= 0;
1409 pid->es->pp_last = &pid->es->p_pes;
1411 /* FIXME find real max size */
1412 /* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
1414 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
1416 if( !p_demux->p_sys->b_silent )
1417 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
1418 header[0], header[1],header[2],header[3], pid->i_pid );
1419 block_ChainRelease( p_pes );
1423 /* TODO check size */
1426 case 0xBC: /* Program stream map */
1427 case 0xBE: /* Padding */
1428 case 0xBF: /* Private stream 2 */
1429 case 0xF0: /* ECM */
1430 case 0xF1: /* EMM */
1431 case 0xFF: /* Program stream directory */
1432 case 0xF2: /* DSMCC stream */
1433 case 0xF8: /* ITU-T H.222.1 type E stream */
1437 if( ( header[6]&0xC0 ) == 0x80 )
1440 i_skip = header[8] + 9;
1442 if( header[7]&0x80 ) /* has pts */
1444 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
1445 (mtime_t)(header[10] << 22)|
1446 ((mtime_t)(header[11]&0xfe) << 14)|
1447 (mtime_t)(header[12] << 7)|
1448 (mtime_t)(header[13] >> 1);
1450 if( header[7]&0x40 ) /* has dts */
1452 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
1453 (mtime_t)(header[15] << 22)|
1454 ((mtime_t)(header[16]&0xfe) << 14)|
1455 (mtime_t)(header[17] << 7)|
1456 (mtime_t)(header[18] >> 1);
1463 while( i_skip < 23 && header[i_skip] == 0xff )
1469 msg_Err( p_demux, "too much MPEG-1 stuffing" );
1470 block_ChainRelease( p_pes );
1473 if( ( header[i_skip] & 0xC0 ) == 0x40 )
1478 if( header[i_skip]&0x20 )
1480 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
1481 (mtime_t)(header[i_skip+1] << 22)|
1482 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
1483 (mtime_t)(header[i_skip+3] << 7)|
1484 (mtime_t)(header[i_skip+4] >> 1);
1486 if( header[i_skip]&0x10 ) /* has dts */
1488 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
1489 (mtime_t)(header[i_skip+6] << 22)|
1490 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
1491 (mtime_t)(header[i_skip+8] << 7)|
1492 (mtime_t)(header[i_skip+9] >> 1);
1508 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
1509 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
1513 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
1514 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
1515 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
1519 else if( pid->es->fmt.i_codec == VLC_CODEC_SUBT &&
1520 pid->es->p_mpeg4desc )
1522 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
1524 if( dcd->i_extra > 2 &&
1525 dcd->p_extra[0] == 0x10 &&
1526 ( dcd->p_extra[1]&0x10 ) )
1528 /* display length */
1529 if( p_pes->i_buffer + 2 <= i_skip )
1530 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
1534 if( p_pes->i_buffer + 2 <= i_skip )
1535 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1541 while( p_pes && i_skip > 0 )
1543 if( p_pes->i_buffer <= i_skip )
1545 block_t *p_next = p_pes->p_next;
1547 i_skip -= p_pes->i_buffer;
1548 block_Release( p_pes );
1553 p_pes->i_buffer -= i_skip;
1554 p_pes->p_buffer += i_skip;
1559 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
1560 if( i_pts >= 0 && i_dts < 0 )
1568 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
1571 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
1573 p_pes->i_length = i_length * 100 / 9;
1575 p_block = block_ChainGather( p_pes );
1576 if( pid->es->fmt.i_codec == VLC_CODEC_SUBT )
1578 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1580 p_block->i_buffer = i_pes_size;
1583 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1586 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1588 else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
1590 if( p_block->i_pts <= VLC_TS_INVALID )
1592 /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
1593 * In this case use the last PCR + 40ms */
1594 for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
1596 if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
1598 mtime_t i_pcr = pid->p_owner->prg[i]->i_pcr_value;
1599 if( i_pcr > VLC_TS_INVALID )
1600 p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
1607 for( int i = 0; i < pid->i_extra_es; i++ )
1609 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1610 block_Duplicate( p_block ) );
1613 es_out_Send( p_demux->out, pid->es->id, p_block );
1617 msg_Warn( p_demux, "empty pes" );
1621 static block_t* ReadTSPacket( demux_t *p_demux )
1623 demux_sys_t *p_sys = p_demux->p_sys;
1627 /* Get a new TS packet */
1628 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1630 msg_Dbg( p_demux, "eof ?" );
1634 /* Check sync byte and re-sync if needed */
1635 if( p_pkt->p_buffer[0] != 0x47 )
1637 msg_Warn( p_demux, "lost synchro" );
1638 block_Release( p_pkt );
1639 while( vlc_object_alive (p_demux) )
1641 const uint8_t *p_peek;
1642 int i_peek, i_skip = 0;
1644 i_peek = stream_Peek( p_demux->s, &p_peek,
1645 p_sys->i_packet_size * 10 );
1646 if( i_peek < p_sys->i_packet_size + 1 )
1648 msg_Dbg( p_demux, "eof ?" );
1652 while( i_skip < i_peek - p_sys->i_packet_size )
1654 if( p_peek[i_skip] == 0x47 &&
1655 p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
1661 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
1662 stream_Read( p_demux->s, NULL, i_skip );
1664 if( i_skip < i_peek - p_sys->i_packet_size )
1669 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1671 msg_Dbg( p_demux, "eof ?" );
1678 static mtime_t AdjustPCRWrapAround( demux_t *p_demux, mtime_t i_pcr )
1680 demux_sys_t *p_sys = p_demux->p_sys;
1682 * PCR is 33bit. If PCR reaches to 0x1FFFFFFFF (26:30:43.717), ressets from 0.
1683 * So, need to add 0x1FFFFFFFF, for calculating duration or current position.
1685 mtime_t i_adjust = 0;
1686 int64_t i_pos = stream_Tell( p_demux->s );
1688 for( i = 1; i < p_sys->i_pcrs_num && p_sys->p_pos[i] <= i_pos; ++i )
1690 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1691 i_adjust += 0x1FFFFFFFF;
1693 if( p_sys->p_pcrs[i-1] > i_pcr )
1694 i_adjust += 0x1FFFFFFFF;
1696 return i_pcr + i_adjust;
1699 static mtime_t GetPCR( block_t *p_pkt )
1701 const uint8_t *p = p_pkt->p_buffer;
1705 if( ( p[3]&0x20 ) && /* adaptation */
1709 /* PCR is 33 bits */
1710 i_pcr = ( (mtime_t)p[6] << 25 ) |
1711 ( (mtime_t)p[7] << 17 ) |
1712 ( (mtime_t)p[8] << 9 ) |
1713 ( (mtime_t)p[9] << 1 ) |
1714 ( (mtime_t)p[10] >> 7 );
1719 static int SeekToPCR( demux_t *p_demux, int64_t i_pos )
1721 demux_sys_t *p_sys = p_demux->p_sys;
1724 int64_t i_initial_pos = stream_Tell( p_demux->s );
1727 return VLC_EGENERIC;
1729 int64_t i_last_pos = i_pos + p_sys->i_packet_size * 4500; //XXX
1730 if( i_last_pos > stream_Size( p_demux->s ) - p_sys->i_packet_size )
1732 i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1735 if( stream_Seek( p_demux->s, i_pos ) )
1736 return VLC_EGENERIC;
1738 while( vlc_object_alive( p_demux ) )
1741 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1745 if( PIDGet( p_pkt ) == p_sys->i_pid_ref_pcr )
1747 i_pcr = GetPCR( p_pkt );
1749 block_Release( p_pkt );
1752 if( stream_Tell( p_demux->s ) >= i_last_pos )
1757 stream_Seek( p_demux->s, i_initial_pos );
1758 return VLC_EGENERIC;
1762 p_sys->i_current_pcr = i_pcr;
1767 static int Seek( demux_t *p_demux, double f_percent )
1769 demux_sys_t *p_sys = p_demux->p_sys;
1771 int64_t i_initial_pos = stream_Tell( p_demux->s );
1772 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1775 * Find the time position by using binary search algorithm.
1777 mtime_t i_target_pcr = (p_sys->i_last_pcr - p_sys->i_first_pcr) * f_percent + p_sys->i_first_pcr;
1779 int64_t i_head_pos = 0;
1780 int64_t i_tail_pos = stream_Size( p_demux->s );
1782 mtime_t i_adjust = 0;
1784 for( i = 1; i < p_sys->i_pcrs_num; ++i )
1786 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1787 i_adjust += 0x1FFFFFFFF;
1788 if( p_sys->p_pcrs[i] + i_adjust > i_target_pcr )
1791 i_head_pos = p_sys->p_pos[i-1];
1792 i_tail_pos = ( i < p_sys->i_pcrs_num ) ? p_sys->p_pos[i] : stream_Size( p_demux->s );
1794 msg_Dbg( p_demux, "Seek():i_head_pos:%"PRId64", i_tail_pos:%"PRId64, i_head_pos, i_tail_pos);
1796 bool b_found = false;
1798 while( i_head_pos <= i_tail_pos )
1800 int64_t i_pos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
1801 if( SeekToPCR( p_demux, i_pos ) )
1803 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
1804 int64_t i_diff_msec = (p_sys->i_current_pcr - i_target_pcr) * 100 / 9 / 1000;
1805 if( i_diff_msec > 500 )
1807 i_tail_pos = i_pos - p_sys->i_packet_size;
1809 else if( i_diff_msec < -500 )
1811 i_head_pos = i_pos + p_sys->i_packet_size;
1815 // diff time <= 500msec
1823 msg_Dbg( p_demux, "Seek():cannot find a time position. i_cnt:%d", i_cnt );
1824 stream_Seek( p_demux->s, i_initial_pos );
1825 p_sys->i_current_pcr = i_initial_pcr;
1826 return VLC_EGENERIC;
1830 msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
1835 static void GetFirstPCR( demux_t *p_demux )
1837 demux_sys_t *p_sys = p_demux->p_sys;
1839 int64_t i_initial_pos = stream_Tell( p_demux->s );
1841 if( stream_Seek( p_demux->s, 0 ) )
1844 while( vlc_object_alive (p_demux) )
1847 if( !( p_pkt = ReadTSPacket( p_demux ) ) )
1851 mtime_t i_pcr = GetPCR( p_pkt );
1854 p_sys->i_pid_ref_pcr = PIDGet( p_pkt );
1855 p_sys->i_first_pcr = i_pcr;
1856 p_sys->i_current_pcr = i_pcr;
1858 block_Release( p_pkt );
1859 if( p_sys->i_first_pcr >= 0 )
1862 stream_Seek( p_demux->s, i_initial_pos );
1865 static void GetLastPCR( demux_t *p_demux )
1867 demux_sys_t *p_sys = p_demux->p_sys;
1869 int64_t i_initial_pos = stream_Tell( p_demux->s );
1870 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1872 int64_t i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
1873 int64_t i_pos = i_last_pos - p_sys->i_packet_size * 4500; /* FIXME if the value is not reasonable, please change it. */
1877 while( vlc_object_alive( p_demux ) )
1879 if( SeekToPCR( p_demux, i_pos ) )
1881 p_sys->i_last_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
1882 if( ( i_pos = stream_Tell( p_demux->s ) ) >= i_last_pos )
1885 if( p_sys->i_last_pcr >= 0 )
1887 int64_t i_size = stream_Size( p_demux->s );
1888 mtime_t i_duration_msec = ( p_sys->i_last_pcr - p_sys->i_first_pcr ) * 100 / 9 / 1000;
1889 int64_t i_rate = ( i_size < 0 || i_duration_msec <= 0 ) ? 0 : i_size * 1000 * 8 / i_duration_msec;
1890 const int64_t TS_SUPPOSED_MAXRATE = 55 * 1000 * 1000; //FIXME I think it's enough.
1891 const int64_t TS_SUPPOSED_MINRATE = 0.5 * 1000 * 1000; //FIXME
1892 if( i_rate < TS_SUPPOSED_MINRATE || i_rate > TS_SUPPOSED_MAXRATE )
1894 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)",
1895 i_rate, TS_SUPPOSED_MINRATE, TS_SUPPOSED_MAXRATE );
1896 p_sys->i_last_pcr = -1;
1899 stream_Seek( p_demux->s, i_initial_pos );
1900 p_sys->i_current_pcr = i_initial_pcr;
1903 static void CheckPCR( demux_t *p_demux )
1905 demux_sys_t *p_sys = p_demux->p_sys;
1907 int64_t i_initial_pos = stream_Tell( p_demux->s );
1908 mtime_t i_initial_pcr = p_sys->i_current_pcr;
1910 int64_t i_size = stream_Size( p_demux->s );
1913 p_sys->p_pcrs[0] = p_sys->i_first_pcr;
1914 p_sys->p_pos[0] = i_initial_pos;
1916 for( i = 1; i < p_sys->i_pcrs_num && vlc_object_alive( p_demux ); ++i )
1918 int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
1919 if( SeekToPCR( p_demux, i_pos ) )
1921 p_sys->p_pcrs[i] = p_sys->i_current_pcr;
1922 p_sys->p_pos[i] = stream_Tell( p_demux->s );
1923 if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
1925 msg_Dbg( p_demux, "PCR Wrap Around found between %d%% and %d%% (pcr:%"PRId64"(0x%09"PRIx64") pcr:%"PRId64"(0x%09"PRIx64"))",
1926 (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] );
1929 if( i < p_sys->i_pcrs_num )
1931 msg_Dbg( p_demux, "Force Seek Per Percent: Seeking failed at %d%%.", (int)(i*100/p_sys->i_pcrs_num) );
1932 p_sys->b_force_seek_per_percent = true;
1935 stream_Seek( p_demux->s, i_initial_pos );
1936 p_sys->i_current_pcr = i_initial_pcr;
1939 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1941 demux_sys_t *p_sys = p_demux->p_sys;
1943 if( p_sys->i_pmt_es <= 0 )
1946 mtime_t i_pcr = GetPCR( p_bk );
1950 if( p_sys->i_pid_ref_pcr == pid->i_pid )
1951 p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
1953 /* Search program and set the PCR */
1954 for( int i = 0; i < p_sys->i_pmt; i++ )
1955 for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
1956 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
1958 p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
1959 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
1960 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
1961 (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
1965 static bool GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1967 const uint8_t *p = p_bk->p_buffer;
1968 const bool b_unit_start = p[1]&0x40;
1969 const bool b_scrambled = p[3]&0x80;
1970 const bool b_adaptation = p[3]&0x20;
1971 const bool b_payload = p[3]&0x10;
1972 const int i_cc = p[3]&0x0f; /* continuity counter */
1973 bool b_discontinuity = false; /* discontinuity */
1975 /* transport_scrambling_control is ignored */
1980 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
1981 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
1985 /* For now, ignore additional error correction
1986 * TODO: handle Reed-Solomon 204,188 error correction */
1987 p_bk->i_buffer = TS_PACKET_SIZE_188;
1991 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
1993 if( pid->es->p_pes ) //&& pid->es->fmt.i_cat == VIDEO_ES )
1994 pid->es->p_pes->i_flags |= BLOCK_FLAG_CORRUPTED;
1997 if( p_demux->p_sys->csa )
1999 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
2000 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
2001 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
2006 /* We don't have any adaptation_field, so payload starts
2007 * immediately after the 4 byte TS header */
2012 /* p[4] is adaptation_field_length minus one */
2016 /* discontinuity indicator found in stream */
2017 b_discontinuity = (p[5]&0x80) ? true : false;
2018 if( b_discontinuity && pid->es->p_pes )
2020 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
2022 /* pid->es->p_pes->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
2026 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
2031 /* Test continuity counter */
2032 /* continuous when (one of this):
2034 * diff == 0 and payload == 0
2035 * diff == 0 and duplicate packet (playload != 0) <- should we
2036 * test the content ?
2038 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
2039 if( b_payload && i_diff == 1 )
2041 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
2045 if( pid->i_cc == 0xff )
2047 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
2051 else if( i_diff != 0 && !b_discontinuity )
2053 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
2054 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
2057 if( pid->es->p_pes && pid->es->fmt.i_cat != VIDEO_ES )
2059 /* Small video artifacts are usually better than
2060 * dropping full frames */
2061 pid->es->p_pes->i_flags |= BLOCK_FLAG_CORRUPTED;
2066 PCRHandle( p_demux, pid, p_bk );
2068 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
2070 block_Release( p_bk );
2075 if( !pid->b_scrambled != !b_scrambled )
2077 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
2078 pid->i_pid, pid->b_scrambled, b_scrambled );
2080 pid->b_scrambled = b_scrambled;
2082 for( int i = 0; i < pid->i_extra_es; i++ )
2084 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2085 pid->extra_es[i]->id, b_scrambled );
2087 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2088 pid->es->id, b_scrambled );
2091 /* We have to gather it */
2092 p_bk->p_buffer += i_skip;
2093 p_bk->i_buffer -= i_skip;
2097 if( pid->es->p_pes )
2099 ParsePES( p_demux, pid );
2103 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2104 if( p_bk->i_buffer > 6 )
2106 pid->es->i_pes_size = GetWBE( &p_bk->p_buffer[4] );
2107 if( pid->es->i_pes_size > 0 )
2109 pid->es->i_pes_size += 6;
2112 pid->es->i_pes_gathered += p_bk->i_buffer;
2113 if( pid->es->i_pes_size > 0 &&
2114 pid->es->i_pes_gathered >= pid->es->i_pes_size )
2116 ParsePES( p_demux, pid );
2122 if( pid->es->p_pes == NULL )
2124 /* msg_Dbg( p_demux, "broken packet" ); */
2125 block_Release( p_bk );
2129 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2130 pid->es->i_pes_gathered += p_bk->i_buffer;
2131 if( pid->es->i_pes_size > 0 &&
2132 pid->es->i_pes_gathered >= pid->es->i_pes_size )
2134 ParsePES( p_demux, pid );
2143 static void PIDFillFormat( ts_es_t *es, int i_stream_type )
2145 es_format_t *fmt = &es->fmt;
2147 switch( i_stream_type )
2149 case 0x01: /* MPEG-1 video */
2150 case 0x02: /* MPEG-2 video */
2151 case 0x80: /* MPEG-2 MOTO video */
2152 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
2154 case 0x03: /* MPEG-1 audio */
2155 case 0x04: /* MPEG-2 audio */
2156 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
2158 case 0x11: /* MPEG4 (audio) LATM */
2159 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
2160 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
2162 case 0x10: /* MPEG4 (video) */
2163 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
2164 es->b_gather = true;
2166 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
2167 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
2169 case 0x42: /* CAVS (Chinese AVS) */
2170 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
2173 case 0x81: /* A52 (audio) */
2174 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
2176 case 0x82: /* DVD_SPU (sub) */
2177 es_format_Init( fmt, SPU_ES, VLC_CODEC_SPU );
2179 case 0x83: /* LPCM (audio) */
2180 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
2182 case 0x84: /* SDDS (audio) */
2183 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
2185 case 0x85: /* DTS (audio) */
2186 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
2188 case 0x87: /* E-AC3 */
2189 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
2192 case 0x91: /* A52 vls (audio) */
2193 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
2195 case 0x92: /* DVD_SPU vls (sub) */
2196 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
2199 case 0x94: /* SDDS (audio) */
2200 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
2203 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
2204 es_format_Init( fmt, UNKNOWN_ES, 0 );
2205 es->b_gather = true;
2208 case 0x06: /* PES_PRIVATE (fixed later) */
2209 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
2210 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
2212 es_format_Init( fmt, UNKNOWN_ES, 0 );
2216 /* PES packets usually contain truncated frames */
2217 fmt->b_packetized = false;
2220 /*****************************************************************************
2221 * MP4 specific functions (IOD parser)
2222 *****************************************************************************/
2223 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
2226 unsigned int i_len = 0;
2232 i_len = ( i_len << 7 ) + ( i_b&0x7f );
2234 } while( i_b&0x80 && *pi_data > 0 );
2236 if (i_len > *pi_data)
2242 static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
2245 while( *pi_data > 0 && bytes-- )
2256 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
2258 int len = IODGetBytes( pi_data, pp_data, 1 );
2261 char *url = strndup( (char*)*pp_data, len );
2267 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
2269 uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
2271 iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
2280 byte1 = IODGetBytes( &i_data, &p_data, 1 );
2281 byte2 = IODGetBytes( &i_data, &p_data, 1 );
2282 byte3 = IODGetBytes( &i_data, &p_data, 1 );
2283 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
2285 i_iod_label = byte1;
2288 else //correct implementation of the IOD_descriptor
2290 i_iod_label = byte2;
2294 ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
2296 if( i_iod_tag != 0x02 )
2298 ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
2302 IODDescriptorLength( &i_data, &p_data );
2304 uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
2305 uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
2306 i_od_id |= i_flags >> 6;
2307 ts_debug( "\n* od_id:%d", i_od_id );
2308 ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
2309 if ((i_flags >> 5) & 0x01)
2311 p_iod->psz_url = IODGetURL( &i_data, &p_data );
2312 ts_debug( "\n* url string:%s", p_iod->psz_url );
2313 ts_debug( "\n*****************************\n" );
2318 p_iod->psz_url = NULL;
2321 /* Profile Level Indication */
2322 IODGetBytes( &i_data, &p_data, 1 ); /* OD */
2323 IODGetBytes( &i_data, &p_data, 1 ); /* scene */
2324 IODGetBytes( &i_data, &p_data, 1 ); /* audio */
2325 IODGetBytes( &i_data, &p_data, 1 ); /* visual */
2326 IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
2329 int i_data_sav = i_data;
2330 uint8_t *p_data_sav = p_data;
2331 for (int i = 0; i_data > 0 && i < 255; i++)
2333 es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
2335 p_data = p_data_sav + i_length;
2336 i_data = i_data_sav - i_length;
2338 int i_tag = IODGetBytes( &i_data, &p_data, 1 );
2339 i_length = IODDescriptorLength( &i_data, &p_data );
2341 i_data_sav = i_data;
2342 p_data_sav = p_data;
2346 if ( i_tag != 0x03 )
2348 ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
2352 es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
2353 int i_flags = IODGetBytes( &i_data, &p_data, 1 );
2354 bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
2355 if( b_streamDependenceFlag )
2356 IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
2358 if( (i_flags >> 6) & 0x01 )
2359 es_descr->psz_url = IODGetURL( &i_data, &p_data );
2361 bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
2362 if( b_OCRStreamFlag )
2363 IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
2365 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
2367 ts_debug( "\n* ERR missing DecoderConfigDescr" );
2370 decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
2371 dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
2372 i_flags = IODGetBytes( &i_data, &p_data, 1 );
2373 dec_descr->i_streamType = i_flags >> 2;
2375 IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
2376 IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
2377 IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
2379 int i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
2380 if( i_decoderConfigDescr_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
2382 dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
2383 if( dec_descr->i_extra > 0 )
2385 dec_descr->p_extra = xmalloc( dec_descr->i_extra );
2386 memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
2387 p_data += dec_descr->i_extra;
2388 i_data -= dec_descr->i_extra;
2393 dec_descr->i_extra = 0;
2394 dec_descr->p_extra = NULL;
2397 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
2399 ts_debug( "\n* ERR missing SLConfigDescr" );
2402 IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
2403 switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
2406 ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
2411 es_descr->b_ok = true;
2417 static void IODFree( iod_descriptor_t *p_iod )
2419 if( p_iod->psz_url )
2421 free( p_iod->psz_url );
2426 for( int i = 0; i < 255; i++ )
2428 #define es_descr p_iod->es_descr[i]
2431 if( es_descr.psz_url )
2432 free( es_descr.psz_url );
2434 free( es_descr.dec_descr.p_extra );
2441 /****************************************************************************
2442 ****************************************************************************
2443 ** libdvbpsi callbacks
2444 ****************************************************************************
2445 ****************************************************************************/
2446 static bool ProgramIsSelected( demux_t *p_demux, uint16_t i_pgrm )
2448 demux_sys_t *p_sys = p_demux->p_sys;
2450 if( ( p_sys->i_current_program == -1 && p_sys->programs_list.i_count == 0 ) ||
2451 p_sys->i_current_program == 0 )
2453 if( p_sys->i_current_program == i_pgrm )
2456 if( p_sys->programs_list.i_count != 0 )
2458 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
2460 if( i_pgrm == p_sys->programs_list.p_values[i].i_int )
2467 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
2469 demux_sys_t *p_sys = p_demux->p_sys;
2471 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
2474 msg_Warn( p_demux, "Switching to non DVB mode" );
2476 /* This doesn't look like a DVB stream so don't try
2477 * parsing the SDT/EDT/TDT */
2479 for( int i = 0x11; i <= 0x14; i++ )
2481 if( i == 0x13 ) continue;
2482 ts_pid_t *p_pid = &p_sys->pid[i];
2485 dvbpsi_DetachDemux( p_pid->psi->handle );
2488 p_pid->b_valid = false;
2490 SetPIDFilter( p_demux, i, false );
2492 p_sys->b_dvb_meta = false;
2495 #include "dvb-text.h"
2497 static char *EITConvertToUTF8( const unsigned char *psz_instring,
2502 return FromCharset( "ISO_8859-1", psz_instring, i_length );
2503 return vlc_from_EIT( psz_instring, i_length );
2506 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
2508 demux_sys_t *p_sys = p_demux->p_sys;
2509 ts_pid_t *sdt = &p_sys->pid[0x11];
2510 dvbpsi_sdt_service_t *p_srv;
2512 msg_Dbg( p_demux, "SDTCallBack called" );
2514 if( sdt->psi->i_sdt_version != -1 &&
2515 ( !p_sdt->b_current_next ||
2516 p_sdt->i_version == sdt->psi->i_sdt_version ) )
2518 dvbpsi_DeleteSDT( p_sdt );
2522 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
2524 p_sdt->i_ts_id, p_sdt->i_version, p_sdt->b_current_next,
2525 p_sdt->i_network_id );
2527 p_sys->b_broken_charset = false;
2529 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
2532 dvbpsi_descriptor_t *p_dr;
2534 const char *psz_type = NULL;
2535 const char *psz_status = NULL;
2537 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
2538 "running=%d free_ca=%d",
2539 p_srv->i_service_id, p_srv->b_eit_schedule,
2540 p_srv->b_eit_present, p_srv->i_running_status,
2543 p_meta = vlc_meta_New();
2544 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2546 if( p_dr->i_tag == 0x48 )
2548 static const char *ppsz_type[17] = {
2550 "Digital television service",
2551 "Digital radio sound service",
2553 "NVOD reference service",
2554 "NVOD time-shifted service",
2557 "SECAM coded signal",
2560 "NTSC coded signal",
2561 "Data broadcast service",
2562 "Reserved for Common Interface Usage",
2563 "RCS Map (see EN 301 790 [35])",
2564 "RCS FLS (see EN 301 790 [35])",
2567 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
2571 /* Workarounds for broadcasters with broken EPG */
2573 if( p_sdt->i_network_id == 133 )
2574 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
2576 /* List of providers using ISO8859-1 */
2577 static const char ppsz_broken_providers[][8] = {
2578 "CSAT", /* CanalSat FR */
2579 "GR1", /* France televisions */
2581 "MR5", /* France 2/M6 HD */
2584 for( int i = 0; *ppsz_broken_providers[i]; i++ )
2586 const size_t i_length = strlen(ppsz_broken_providers[i]);
2587 if( pD->i_service_provider_name_length == i_length &&
2588 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
2589 p_sys->b_broken_charset = true;
2592 /* FIXME: Digital+ ES also uses ISO8859-1 */
2594 str1 = EITConvertToUTF8(pD->i_service_provider_name,
2595 pD->i_service_provider_name_length,
2596 p_sys->b_broken_charset );
2597 str2 = EITConvertToUTF8(pD->i_service_name,
2598 pD->i_service_name_length,
2599 p_sys->b_broken_charset );
2601 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
2602 pD->i_service_type, str1, str2 );
2604 vlc_meta_SetTitle( p_meta, str2 );
2605 vlc_meta_SetPublisher( p_meta, str1 );
2606 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
2607 psz_type = ppsz_type[pD->i_service_type];
2613 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
2615 static const char *ppsz_status[5] = {
2618 "Starts in a few seconds",
2622 psz_status = ppsz_status[p_srv->i_running_status];
2626 vlc_meta_AddExtra( p_meta, "Type", psz_type );
2628 vlc_meta_AddExtra( p_meta, "Status", psz_status );
2630 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
2631 p_srv->i_service_id, p_meta );
2632 vlc_meta_Delete( p_meta );
2635 sdt->psi->i_sdt_version = p_sdt->i_version;
2636 dvbpsi_DeleteSDT( p_sdt );
2639 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
2640 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
2642 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
2646 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
2647 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
2650 /* Count the number of days */
2651 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
2652 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
2653 for( int i = 70; i < i_year; i++ )
2654 i_day += LEAP(1900+i);
2656 i_day += LEAP(1900+i_year);
2659 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
2662 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
2664 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
2665 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
2666 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
2668 *p_y = 1900 + yp + c*1;
2669 *p_m = mp - 1 - c*12;
2670 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
2672 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
2673 static int64_t EITConvertStartTime( uint64_t i_date )
2675 const int i_mjd = i_date >> 24;
2676 const int i_hour = CVT_FROM_BCD(i_date >> 16);
2677 const int i_minute = CVT_FROM_BCD(i_date >> 8);
2678 const int i_second = CVT_FROM_BCD(i_date );
2683 /* if all 40 bits are 1, the start is unknown */
2684 if( i_date == UINT64_C(0xffffffffff) )
2687 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
2688 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
2690 static int EITConvertDuration( uint32_t i_duration )
2692 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
2693 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
2694 CVT_FROM_BCD(i_duration );
2698 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
2700 demux_sys_t *p_sys = p_demux->p_sys;
2702 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
2704 dvbpsi_DeleteTOT(p_tdt);
2708 static void EITCallBack( demux_t *p_demux,
2709 dvbpsi_eit_t *p_eit, bool b_current_following )
2711 demux_sys_t *p_sys = p_demux->p_sys;
2712 dvbpsi_eit_event_t *p_evt;
2715 msg_Dbg( p_demux, "EITCallBack called" );
2716 if( !p_eit->b_current_next )
2718 dvbpsi_DeleteEIT( p_eit );
2722 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
2723 "ts_id=%d network_id=%d segment_last_section_number=%d "
2725 p_eit->i_service_id, p_eit->i_version, p_eit->b_current_next,
2726 p_eit->i_ts_id, p_eit->i_network_id,
2727 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
2729 p_epg = vlc_epg_New( NULL );
2730 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
2732 dvbpsi_descriptor_t *p_dr;
2733 char *psz_name = NULL;
2734 char *psz_text = NULL;
2735 char *psz_extra = strdup("");
2739 i_start = EITConvertStartTime( p_evt->i_start_time );
2740 i_duration = EITConvertDuration( p_evt->i_duration );
2742 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
2743 "running=%d free_ca=%d",
2744 p_evt->i_event_id, (int)i_start, (int)i_duration,
2745 p_evt->i_running_status, p_evt->b_free_ca );
2747 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2749 if( p_dr->i_tag == 0x4d )
2751 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
2753 /* Only take first description, as we don't handle language-info
2755 if( pE && psz_name == NULL)
2757 psz_name = EITConvertToUTF8( pE->i_event_name, pE->i_event_name_length,
2758 p_sys->b_broken_charset );
2759 psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2760 p_sys->b_broken_charset );
2761 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
2762 pE->i_iso_639_code, psz_name, psz_text );
2765 else if( p_dr->i_tag == 0x4e )
2767 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
2770 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
2772 pE->i_descriptor_number, pE->i_last_descriptor_number );
2774 if( pE->i_text_length > 0 )
2776 char *psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2777 p_sys->b_broken_charset );
2780 msg_Dbg( p_demux, " - text='%s'", psz_text );
2782 psz_extra = xrealloc( psz_extra,
2783 strlen(psz_extra) + strlen(psz_text) + 1 );
2784 strcat( psz_extra, psz_text );
2789 for( int i = 0; i < pE->i_entry_count; i++ )
2791 char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i],
2792 pE->i_item_description_length[i],
2793 p_sys->b_broken_charset );
2794 char *psz_itm = EITConvertToUTF8( pE->i_item[i], pE->i_item_length[i],
2795 p_sys->b_broken_charset );
2797 if( psz_dsc && psz_itm )
2799 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
2801 psz_extra = xrealloc( psz_extra,
2802 strlen(psz_extra) + strlen(psz_dsc) +
2803 strlen(psz_itm) + 3 + 1 );
2804 strcat( psz_extra, "(" );
2805 strcat( psz_extra, psz_dsc );
2806 strcat( psz_extra, " " );
2807 strcat( psz_extra, psz_itm );
2808 strcat( psz_extra, ")" );
2818 msg_Dbg( p_demux, " - tag=0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
2824 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
2825 *psz_extra ? psz_extra : NULL );
2827 /* Update "now playing" field */
2828 if( p_evt->i_running_status == 0x04 && i_start > 0 )
2829 vlc_epg_SetCurrent( p_epg, i_start );
2836 if( p_epg->i_event > 0 )
2838 if( b_current_following &&
2839 ( p_sys->i_current_program == -1 ||
2840 p_sys->i_current_program == p_eit->i_service_id ) )
2842 p_sys->i_dvb_length = 0;
2843 p_sys->i_dvb_start = 0;
2845 if( p_epg->p_current )
2847 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
2848 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
2851 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG, p_eit->i_service_id, p_epg );
2853 vlc_epg_Delete( p_epg );
2855 dvbpsi_DeleteEIT( p_eit );
2857 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2859 EITCallBack( p_demux, p_eit, true );
2861 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2863 EITCallBack( p_demux, p_eit, false );
2866 static void PSINewTableCallBack( demux_t *p_demux, dvbpsi_handle h,
2867 uint8_t i_table_id, uint16_t i_extension )
2870 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2871 i_table_id, i_table_id, i_extension, i_extension );
2873 if( p_demux->p_sys->pid[0].psi->i_pat_version != -1 && i_table_id == 0x42 )
2875 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2876 i_table_id, i_table_id, i_extension, i_extension );
2878 dvbpsi_AttachSDT( h, i_table_id, i_extension,
2879 (dvbpsi_sdt_callback)SDTCallBack, p_demux );
2881 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2882 ( i_table_id == 0x4e || /* Current/Following */
2883 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
2885 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2886 i_table_id, i_table_id, i_extension, i_extension );
2888 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
2889 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
2890 (dvbpsi_eit_callback)EITCallBackSchedule;
2891 dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
2893 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2894 i_table_id == 0x70 ) /* TDT */
2896 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2897 i_table_id, i_table_id, i_extension, i_extension );
2898 dvbpsi_AttachTOT( h, i_table_id, i_extension,
2899 (dvbpsi_tot_callback)TDTCallBack, p_demux);
2903 /*****************************************************************************
2904 * PMT callback and helpers
2905 *****************************************************************************/
2906 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
2909 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
2910 while( p_dr && ( p_dr->i_tag != i_tag ) )
2911 p_dr = p_dr->p_next;
2914 static bool PMTEsHasRegistration( demux_t *p_demux,
2915 const dvbpsi_pmt_es_t *p_es,
2916 const char *psz_tag )
2918 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
2922 if( p_dr->i_length < 4 )
2924 msg_Warn( p_demux, "invalid Registration Descriptor" );
2928 assert( strlen(psz_tag) == 4 );
2929 return !memcmp( p_dr->p_data, psz_tag, 4 );
2931 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pid_t *pid,
2932 const ts_prg_psi_t *prg, const dvbpsi_pmt_es_t *p_es )
2934 es_format_t *p_fmt = &pid->es->fmt;
2936 /* MPEG-4 stream: search SL_DESCRIPTOR */
2937 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x1f );
2939 if( p_dr && p_dr->i_length == 2 )
2941 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
2943 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
2945 pid->es->p_mpeg4desc = NULL;
2947 for( int i = 0; i < 255; i++ )
2949 iod_descriptor_t *iod = prg->iod;
2951 if( iod->es_descr[i].b_ok && iod->es_descr[i].i_es_id == i_es_id )
2953 pid->es->p_mpeg4desc = &iod->es_descr[i];
2958 if( !pid->es->p_mpeg4desc )
2960 msg_Err( p_demux, "MPEG-4 descriptor not found" );
2964 const decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
2965 if( dcd->i_streamType == 0x04 ) /* VisualStream */
2967 p_fmt->i_cat = VIDEO_ES;
2968 switch( dcd->i_objectTypeIndication )
2970 case 0x0B: /* mpeg4 sub */
2971 p_fmt->i_cat = SPU_ES;
2972 p_fmt->i_codec = VLC_CODEC_SUBT;
2975 case 0x20: /* mpeg4 */
2976 p_fmt->i_codec = VLC_CODEC_MP4V;
2978 case 0x21: /* h264 */
2979 p_fmt->i_codec = VLC_CODEC_H264;
2986 case 0x65: /* mpeg2 */
2987 p_fmt->i_codec = VLC_CODEC_MPGV;
2989 case 0x6a: /* mpeg1 */
2990 p_fmt->i_codec = VLC_CODEC_MPGV;
2992 case 0x6c: /* mpeg1 */
2993 p_fmt->i_codec = VLC_CODEC_JPEG;
2996 p_fmt->i_cat = UNKNOWN_ES;
3000 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
3002 p_fmt->i_cat = AUDIO_ES;
3003 switch( dcd->i_objectTypeIndication )
3005 case 0x40: /* mpeg4 */
3006 p_fmt->i_codec = VLC_CODEC_MP4A;
3010 case 0x68: /* mpeg2 aac */
3011 p_fmt->i_codec = VLC_CODEC_MP4A;
3013 case 0x69: /* mpeg2 */
3014 p_fmt->i_codec = VLC_CODEC_MPGA;
3016 case 0x6b: /* mpeg1 */
3017 p_fmt->i_codec = VLC_CODEC_MPGA;
3020 p_fmt->i_cat = UNKNOWN_ES;
3026 p_fmt->i_cat = UNKNOWN_ES;
3029 if( p_fmt->i_cat != UNKNOWN_ES )
3031 p_fmt->i_extra = dcd->i_extra;
3032 if( p_fmt->i_extra > 0 )
3034 p_fmt->p_extra = malloc( p_fmt->i_extra );
3035 if( p_fmt->p_extra )
3036 memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
3049 } ts_teletext_page_t;
3051 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pid_t *pid,
3052 const dvbpsi_pmt_es_t *p_es )
3054 es_format_t *p_fmt = &pid->es->fmt;
3056 ts_teletext_page_t p_page[2 * 64 + 20];
3057 unsigned i_page = 0;
3059 /* Gather pages information */
3060 #if defined _DVBPSI_DR_56_H_ && \
3061 defined DVBPSI_VERSION && DVBPSI_VERSION_INT > ((0<<16)+(1<<8)+5)
3062 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
3064 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, i_tag_idx == 0 ? 0x46 : 0x56 );
3068 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
3072 for( int i = 0; i < p_sub->i_pages_number; i++ )
3074 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
3076 if( p_src->i_teletext_type >= 0x06 )
3079 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3081 ts_teletext_page_t *p_dst = &p_page[i_page++];
3083 p_dst->i_type = p_src->i_teletext_type;
3084 p_dst->i_magazine = p_src->i_teletext_magazine_number
3085 ? p_src->i_teletext_magazine_number : 8;
3086 p_dst->i_page = p_src->i_teletext_page_number;
3087 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3092 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3095 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3096 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3098 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
3100 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
3103 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3105 ts_teletext_page_t *p_dst = &p_page[i_page++];
3107 switch( p_src->i_subtitling_type )
3110 p_dst->i_type = 0x02;
3113 p_dst->i_type = 0x03;
3116 /* FIXME check if it is the right split */
3117 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
3118 ? (p_src->i_composition_page_id >> 8) : 8;
3119 p_dst->i_page = p_src->i_composition_page_id & 0xff;
3120 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3125 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
3127 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3129 p_fmt->subs.teletext.i_magazine = -1;
3130 p_fmt->subs.teletext.i_page = 0;
3131 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
3133 dvbpsi_descriptor_t *p_dr;
3134 p_dr = PMTEsFindDescriptor( p_es, 0x46 );
3136 p_dr = PMTEsFindDescriptor( p_es, 0x56 );
3138 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3140 /* Descriptor pass-through */
3141 p_fmt->p_extra = malloc( p_dr->i_length );
3142 if( p_fmt->p_extra )
3144 p_fmt->i_extra = p_dr->i_length;
3145 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3151 for( unsigned i = 0; i < i_page; i++ )
3162 p_es = malloc( sizeof(*p_es) );
3166 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3167 free( p_es->fmt.psz_language );
3168 free( p_es->fmt.psz_description );
3169 p_es->fmt.psz_language = NULL;
3170 p_es->fmt.psz_description = NULL;
3174 p_es->i_pes_size = 0;
3175 p_es->i_pes_gathered = 0;
3176 p_es->pp_last = &p_es->p_pes;
3177 p_es->p_mpeg4desc = NULL;
3178 p_es->b_gather = false;
3180 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3184 const ts_teletext_page_t *p = &p_page[i];
3185 p_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ? 0 : -1;
3186 p_es->fmt.psz_language = strndup( p->p_iso639, 3 );
3187 p_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
3188 p_es->fmt.subs.teletext.i_magazine = p->i_magazine;
3189 p_es->fmt.subs.teletext.i_page = p->i_page;
3192 " * ttxt type=%s lan=%s page=%d%02x",
3193 p_es->fmt.psz_description,
3194 p_es->fmt.psz_language,
3195 p->i_magazine, p->i_page );
3199 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pid_t *pid,
3200 const dvbpsi_pmt_es_t *p_es )
3202 es_format_t *p_fmt = &pid->es->fmt;
3204 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
3206 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 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
3212 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
3213 ( i_type >= 0x20 && i_type <= 0x24 ) )
3217 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3219 p_fmt->subs.dvb.i_id = -1;
3220 p_fmt->psz_description = strdup( _("DVB subtitles") );
3222 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3224 /* Descriptor pass-through */
3225 p_fmt->p_extra = malloc( p_dr->i_length );
3226 if( p_fmt->p_extra )
3228 p_fmt->i_extra = p_dr->i_length;
3229 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3235 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3246 p_es = malloc( sizeof(*p_es) );
3250 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3251 free( p_es->fmt.psz_language );
3252 free( p_es->fmt.psz_description );
3253 p_es->fmt.psz_language = NULL;
3254 p_es->fmt.psz_description = NULL;
3258 p_es->i_pes_size = 0;
3259 p_es->i_pes_gathered = 0;
3260 p_es->pp_last = &p_es->p_pes;
3261 p_es->p_mpeg4desc = NULL;
3262 p_es->b_gather = false;
3264 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3268 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
3269 p_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
3270 switch( p->i_subtitling_type )
3272 case 0x10: /* unspec. */
3273 case 0x11: /* 4:3 */
3274 case 0x12: /* 16:9 */
3275 case 0x13: /* 2.21:1 */
3276 case 0x14: /* HD monitor */
3277 p_es->fmt.psz_description = strdup( _("DVB subtitles") );
3279 case 0x20: /* Hearing impaired unspec. */
3280 case 0x21: /* h.i. 4:3 */
3281 case 0x22: /* h.i. 16:9 */
3282 case 0x23: /* h.i. 2.21:1 */
3283 case 0x24: /* h.i. HD monitor */
3284 p_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
3291 p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
3292 ( p->i_ancillary_page_id << 16 );
3296 static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
3297 const dvbpsi_pmt_es_t *p_es )
3299 es_format_t *p_fmt = &pid->es->fmt;
3301 if( PMTEsHasRegistration( p_demux, p_es, "AC-3" ) ||
3302 PMTEsFindDescriptor( p_es, 0x6a ) ||
3303 PMTEsFindDescriptor( p_es, 0x81 ) )
3305 p_fmt->i_cat = AUDIO_ES;
3306 p_fmt->i_codec = VLC_CODEC_A52;
3308 else if( PMTEsFindDescriptor( p_es, 0x7a ) )
3310 /* DVB with stream_type 0x06 (ETS EN 300 468) */
3311 p_fmt->i_cat = AUDIO_ES;
3312 p_fmt->i_codec = VLC_CODEC_EAC3;
3314 else if( PMTEsHasRegistration( p_demux, p_es, "DTS1" ) ||
3315 PMTEsHasRegistration( p_demux, p_es, "DTS2" ) ||
3316 PMTEsHasRegistration( p_demux, p_es, "DTS3" ) ||
3317 PMTEsFindDescriptor( p_es, 0x73 ) )
3319 /*registration descriptor(ETSI TS 101 154 Annex F)*/
3320 p_fmt->i_cat = AUDIO_ES;
3321 p_fmt->i_codec = VLC_CODEC_DTS;
3323 else if( PMTEsHasRegistration( p_demux, p_es, "BSSD" ) )
3325 p_fmt->i_cat = AUDIO_ES;
3326 p_fmt->b_packetized = true;
3327 p_fmt->i_codec = VLC_CODEC_302M;
3331 /* Subtitle/Teletext/VBI fallbacks */
3332 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3334 dvbpsi_subtitling_dr_t *p_sub;
3335 if( p_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_dr ) ) )
3337 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3339 if( p_fmt->i_cat != UNKNOWN_ES )
3342 switch( p_sub->p_subtitle[i].i_subtitling_type )
3344 case 0x01: /* EBU Teletext subtitles */
3345 case 0x02: /* Associated EBU Teletext */
3346 case 0x03: /* VBI data */
3347 PMTSetupEsTeletext( p_demux, pid, p_es );
3349 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
3350 case 0x11: /* ... on 4:3 AR monitor */
3351 case 0x12: /* ... on 16:9 AR monitor */
3352 case 0x13: /* ... on 2.21:1 AR monitor */
3353 case 0x14: /* ... for display on a high definition monitor */
3354 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
3355 case 0x21: /* ... on 4:3 AR monitor */
3356 case 0x22: /* ... on 16:9 AR monitor */
3357 case 0x23: /* ... on 2.21:1 AR monitor */
3358 case 0x24: /* ... for display on a high definition monitor */
3359 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3362 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
3363 p_sub->p_subtitle[i].i_subtitling_type );
3369 if( p_fmt->i_cat == UNKNOWN_ES &&
3370 ( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
3371 PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
3372 PMTEsFindDescriptor( p_es, 0x56 ) ) ) /* EBU Teletext descriptor */
3375 PMTSetupEsTeletext( p_demux, pid, p_es );
3379 /* FIXME is it useful ? */
3380 if( PMTEsFindDescriptor( p_es, 0x52 ) )
3382 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3383 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3385 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
3389 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
3390 const dvbpsi_pmt_es_t *p_es )
3392 /* Registration Descriptor */
3393 if( !PMTEsHasRegistration( p_demux, p_es, "VC-1" ) )
3395 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3399 es_format_t *p_fmt = &pid->es->fmt;
3401 /* registration descriptor for VC-1 (SMPTE rp227) */
3402 p_fmt->i_cat = VIDEO_ES;
3403 p_fmt->i_codec = VLC_CODEC_VC1;
3405 /* XXX With Simple and Main profile the SEQUENCE
3406 * header is modified: video width and height are
3407 * inserted just after the start code as 2 int16_t
3408 * The packetizer will take care of that. */
3411 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pid_t *pid,
3412 const dvbpsi_pmt_es_t *p_es )
3414 /* Registration Descriptor */
3415 if( !PMTEsHasRegistration( p_demux, p_es, "drac" ) )
3417 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3421 es_format_t *p_fmt = &pid->es->fmt;
3423 /* registration descriptor for Dirac
3424 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
3425 p_fmt->i_cat = VIDEO_ES;
3426 p_fmt->i_codec = VLC_CODEC_DIRAC;
3429 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pid_t *pid,
3430 const dvbpsi_pmt_es_t *p_es )
3432 /* MSCODEC sent by vlc */
3433 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xa0 );
3434 if( !p_dr || p_dr->i_length < 10 )
3437 "private MSCODEC (vlc) without bih private descriptor" );
3441 es_format_t *p_fmt = &pid->es->fmt;
3442 p_fmt->i_cat = VIDEO_ES;
3443 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
3444 p_dr->p_data[2], p_dr->p_data[3] );
3445 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
3446 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
3447 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
3449 if( p_fmt->i_extra > 0 )
3451 p_fmt->p_extra = malloc( p_fmt->i_extra );
3452 if( p_fmt->p_extra )
3453 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
3454 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
3458 /* For such stream we will gather them ourself and don't launch a
3460 * Yes it's ugly but it's the only way to have DIV3 working */
3461 p_fmt->b_packetized = true;
3464 static void PMTSetupEsHDMV( ts_pid_t *pid, const dvbpsi_pmt_es_t *p_es )
3466 es_format_t *p_fmt = &pid->es->fmt;
3468 /* Blu-Ray mapping */
3469 switch( p_es->i_type )
3472 p_fmt->i_cat = AUDIO_ES;
3473 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
3476 case 0x85: /* DTS-HD High resolution audio */
3477 case 0x86: /* DTS-HD Master audio */
3478 case 0xA2: /* Secondary DTS audio */
3479 p_fmt->i_cat = AUDIO_ES;
3480 p_fmt->i_codec = VLC_CODEC_DTS;
3483 case 0x83: /* TrueHD AC3 */
3484 p_fmt->i_cat = AUDIO_ES;
3485 p_fmt->i_codec = VLC_CODEC_TRUEHD;
3488 case 0x84: /* E-AC3 */
3489 case 0xA1: /* Secondary E-AC3 */
3490 p_fmt->i_cat = AUDIO_ES;
3491 p_fmt->i_codec = VLC_CODEC_EAC3;
3493 case 0x90: /* Presentation graphics */
3494 p_fmt->i_cat = SPU_ES;
3495 p_fmt->i_codec = VLC_CODEC_BD_PG;
3497 case 0x91: /* Interactive graphics */
3498 case 0x92: /* Subtitle */
3504 static void PMTSetupEsRegistration( demux_t *p_demux, ts_pid_t *pid,
3505 const dvbpsi_pmt_es_t *p_es )
3511 vlc_fourcc_t i_codec;
3513 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
3514 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
3515 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
3516 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
3517 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
3518 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
3519 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
3520 { "", UNKNOWN_ES, 0 }
3522 es_format_t *p_fmt = &pid->es->fmt;
3524 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
3526 if( PMTEsHasRegistration( p_demux, p_es, p_regs[i].psz_tag ) )
3528 p_fmt->i_cat = p_regs[i].i_cat;
3529 p_fmt->i_codec = p_regs[i].i_codec;
3535 static char *GetAudioTypeDesc(demux_t *p_demux, int type)
3537 static const char *audio_type[] = {
3539 N_("clean effects"),
3540 N_("hearing impaired"),
3541 N_("visual impaired commentary"),
3544 if (type < 0 || type > 3)
3545 msg_Dbg( p_demux, "unknown audio type: %d", type);
3547 return strdup(audio_type[type]);
3551 static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
3552 const dvbpsi_pmt_es_t *p_es )
3554 /* get language descriptor */
3555 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x0a );
3560 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
3563 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
3567 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
3568 pid->es->fmt.psz_language = malloc( 4 );
3569 if( pid->es->fmt.psz_language )
3571 memcpy( pid->es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
3572 pid->es->fmt.psz_language[3] = 0;
3573 msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
3575 int type = p_decoded->code[0].i_audio_type;
3576 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3578 pid->es->fmt.i_priority = 1; // prioritize normal audio tracks
3580 pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
3581 if( pid->es->fmt.i_extra_languages > 0 )
3582 pid->es->fmt.p_extra_languages =
3583 malloc( sizeof(*pid->es->fmt.p_extra_languages) *
3584 pid->es->fmt.i_extra_languages );
3585 if( pid->es->fmt.p_extra_languages )
3587 for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
3589 pid->es->fmt.p_extra_languages[i].psz_language = malloc(4);
3590 if( pid->es->fmt.p_extra_languages[i].psz_language )
3592 memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
3593 p_decoded->code[i+1].iso_639_code, 3 );
3594 pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
3596 int type = p_decoded->code[i].i_audio_type;
3597 pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
3601 pid->es->fmt.psz_language = malloc( 4 );
3602 if( pid->es->fmt.psz_language )
3604 memcpy( pid->es->fmt.psz_language,
3605 p_decoded->i_iso_639_code, 3 );
3606 pid->es->fmt.psz_language[3] = 0;
3611 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
3613 demux_t *p_demux = data;
3614 demux_sys_t *p_sys = p_demux->p_sys;
3616 ts_pid_t *pmt = NULL;
3619 msg_Dbg( p_demux, "PMTCallBack called" );
3621 /* First find this PMT declared in PAT */
3622 for( int i = 0; !pmt && i < p_sys->i_pmt; i++ )
3623 for( int i_prg = 0; !pmt && i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
3625 const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
3626 if( i_pmt_number != TS_USER_PMT_NUMBER &&
3627 i_pmt_number == p_pmt->i_program_number )
3629 pmt = p_sys->pmt[i];
3630 prg = p_sys->pmt[i]->psi->prg[i_prg];
3636 msg_Warn( p_demux, "unreferenced program (broken stream)" );
3637 dvbpsi_DeletePMT(p_pmt);
3642 if( prg->i_version != -1 &&
3643 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
3645 dvbpsi_DeletePMT( p_pmt );
3649 ts_pid_t **pp_clean = NULL;
3651 /* Clean this program (remove all es) */
3652 for( int i = 0; i < 8192; i++ )
3654 ts_pid_t *pid = &p_sys->pid[i];
3656 if( pid->b_valid && pid->p_owner == pmt->psi &&
3657 pid->i_owner_number == prg->i_number && pid->psi == NULL )
3659 TAB_APPEND( i_clean, pp_clean, pid );
3664 IODFree( prg->iod );
3668 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
3669 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
3670 prg->i_pid_pcr = p_pmt->i_pcr_pid;
3671 prg->i_version = p_pmt->i_version;
3673 ValidateDVBMeta( p_demux, prg->i_pid_pcr );
3674 if( ProgramIsSelected( p_demux, prg->i_number ) )
3675 SetPIDFilter( p_demux, prg->i_pid_pcr, true ); /* Set demux filter */
3677 /* Parse descriptor */
3678 bool b_hdmv = false;
3679 dvbpsi_descriptor_t *p_dr;
3680 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
3683 case 0x1d: /* We have found an IOD descriptor */
3684 msg_Dbg( p_demux, " * descriptor : IOD (0x1d)" );
3685 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
3689 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
3690 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
3693 case 0x5: /* Registration Descriptor */
3694 if( p_dr->i_length != 4 )
3696 msg_Warn( p_demux, "invalid Registration Descriptor" );
3700 msg_Dbg( p_demux, " * descriptor : registration %4.4s", p_dr->p_data );
3701 if( !memcmp( p_dr->p_data, "HDMV", 4 ) )
3702 b_hdmv = true; /* Blu-Ray */
3707 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
3710 dvbpsi_pmt_es_t *p_es;
3711 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
3713 ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
3715 /* Find out if the PID was already declared */
3716 for( int i = 0; i < i_clean; i++ )
3718 if( pp_clean[i] == &p_sys->pid[p_es->i_pid] )
3720 old_pid = pp_clean[i];
3724 ValidateDVBMeta( p_demux, p_es->i_pid );
3726 if( !old_pid && p_sys->pid[p_es->i_pid].b_valid )
3728 msg_Warn( p_demux, "pmt error: pid=%d already defined",
3733 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
3734 p_dr = p_dr->p_next )
3736 msg_Dbg( p_demux, " * es pid=%d type=%d dr->i_tag=0x%x",
3737 p_es->i_pid, p_es->i_type, p_dr->i_tag );
3740 PIDInit( pid, false, pmt->psi );
3741 PIDFillFormat( pid->es, p_es->i_type );
3742 pid->i_owner_number = prg->i_number;
3743 pid->i_pid = p_es->i_pid;
3744 pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
3746 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 ||
3747 p_es->i_type == 0x12 || p_es->i_type == 0x0f )
3749 PMTSetupEsISO14496( p_demux, pid, prg, p_es );
3751 else if( p_es->i_type == 0x06 )
3753 PMTSetupEs0x06( p_demux, pid, p_es );
3755 else if( p_es->i_type == 0xEA )
3757 PMTSetupEs0xEA( p_demux, pid, p_es );
3759 else if( p_es->i_type == 0xd1 )
3761 PMTSetupEs0xD1( p_demux, pid, p_es );
3763 else if( p_es->i_type == 0xa0 )
3765 PMTSetupEs0xA0( p_demux, pid, p_es );
3769 PMTSetupEsHDMV( pid, p_es );
3771 else if( p_es->i_type >= 0x80 )
3773 PMTSetupEsRegistration( p_demux, pid, p_es );
3776 if( pid->es->fmt.i_cat == AUDIO_ES ||
3777 ( pid->es->fmt.i_cat == SPU_ES &&
3778 pid->es->fmt.i_codec != VLC_CODEC_DVBS &&
3779 pid->es->fmt.i_codec != VLC_CODEC_TELETEXT ) )
3781 PMTParseEsIso639( p_demux, pid, p_es );
3784 pid->es->fmt.i_group = p_pmt->i_program_number;
3785 for( int i = 0; i < pid->i_extra_es; i++ )
3786 pid->extra_es[i]->fmt.i_group = p_pmt->i_program_number;
3788 if( pid->es->fmt.i_cat == UNKNOWN_ES )
3790 msg_Dbg( p_demux, " * es pid=%d type=%d *unknown*",
3791 p_es->i_pid, p_es->i_type );
3793 else if( !p_sys->b_udp_out )
3795 msg_Dbg( p_demux, " * es pid=%d type=%d fcc=%4.4s",
3796 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
3798 if( p_sys->b_es_id_pid ) pid->es->fmt.i_id = p_es->i_pid;
3800 /* Check if we can avoid restarting the ES */
3802 pid->es->fmt.i_codec == old_pid->es->fmt.i_codec &&
3803 pid->es->fmt.i_extra == old_pid->es->fmt.i_extra &&
3804 pid->es->fmt.i_extra == 0 &&
3805 pid->i_extra_es == old_pid->i_extra_es &&
3806 ( ( !pid->es->fmt.psz_language &&
3807 !old_pid->es->fmt.psz_language ) ||
3808 ( pid->es->fmt.psz_language &&
3809 old_pid->es->fmt.psz_language &&
3810 !strcmp( pid->es->fmt.psz_language,
3811 old_pid->es->fmt.psz_language ) ) ) )
3813 pid->es->id = old_pid->es->id;
3814 old_pid->es->id = NULL;
3815 for( int i = 0; i < pid->i_extra_es; i++ )
3817 pid->extra_es[i]->id = old_pid->extra_es[i]->id;
3818 old_pid->extra_es[i]->id = NULL;
3825 PIDClean( p_demux, old_pid );
3826 TAB_REMOVE( i_clean, pp_clean, old_pid );
3830 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
3831 for( int i = 0; i < pid->i_extra_es; i++ )
3833 pid->extra_es[i]->id =
3834 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
3836 p_sys->i_pmt_es += 1 + pid->i_extra_es;
3840 /* Add ES to the list */
3843 PIDClean( p_demux, old_pid );
3844 TAB_REMOVE( i_clean, pp_clean, old_pid );
3846 p_sys->pid[p_es->i_pid] = *pid;
3848 p_dr = PMTEsFindDescriptor( p_es, 0x09 );
3849 if( p_dr && p_dr->i_length >= 2 )
3851 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
3852 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
3855 if( ProgramIsSelected( p_demux, prg->i_number ) &&
3856 ( pid->es->id != NULL || p_sys->b_udp_out ) )
3857 SetPIDFilter( p_demux, p_es->i_pid, true ); /* Set demux filter */
3860 /* Set CAM descrambling */
3861 if( !ProgramIsSelected( p_demux, prg->i_number )
3862 || stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
3863 ACCESS_SET_PRIVATE_ID_CA, p_pmt ) != VLC_SUCCESS )
3864 dvbpsi_DeletePMT( p_pmt );
3866 for( int i = 0; i < i_clean; i++ )
3868 if( ProgramIsSelected( p_demux, prg->i_number ) )
3869 SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
3871 PIDClean( p_demux, pp_clean[i] );
3877 static void PATCallBack( void *data, dvbpsi_pat_t *p_pat )
3879 demux_t *p_demux = data;
3880 demux_sys_t *p_sys = p_demux->p_sys;
3881 dvbpsi_pat_program_t *p_program;
3882 ts_pid_t *pat = &p_sys->pid[0];
3884 msg_Dbg( p_demux, "PATCallBack called" );
3886 if( ( pat->psi->i_pat_version != -1 &&
3887 ( !p_pat->b_current_next ||
3888 p_pat->i_version == pat->psi->i_pat_version ) ) ||
3891 dvbpsi_DeletePAT( p_pat );
3895 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
3896 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
3899 if( p_sys->i_pmt > 0 )
3902 ts_pid_t **pmt_rm = NULL;
3904 /* Search pmt to be deleted */
3905 for( int i = 0; i < p_sys->i_pmt; i++ )
3907 ts_pid_t *pmt = p_sys->pmt[i];
3908 bool b_keep = false;
3910 for( p_program = p_pat->p_first_program; !b_keep && p_program;
3911 p_program = p_program->p_next )
3913 if( p_program->i_pid != pmt->i_pid )
3916 for( int i_prg = 0; !b_keep && i_prg < pmt->psi->i_prg; i_prg++ )
3917 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
3924 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
3927 /* Delete all ES attached to thoses PMT */
3928 for( int i = 2; i < 8192; i++ )
3930 ts_pid_t *pid = &p_sys->pid[i];
3932 if( !pid->b_valid || pid->psi )
3935 for( int j = 0; j < i_pmt_rm && pid->b_valid; j++ )
3937 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
3939 /* We only remove es that aren't defined by extra pmt */
3940 if( pid->p_owner->prg[i_prg]->i_pid_pmt != pmt_rm[j]->i_pid )
3944 SetPIDFilter( p_demux, i, false );
3946 PIDClean( p_demux, pid );
3952 /* Delete PMT pid */
3953 for( int i = 0; i < i_pmt_rm; i++ )
3955 SetPIDFilter( p_demux, pmt_rm[i]->i_pid, false );
3957 for( int i_prg = 0; i_prg < pmt_rm[i]->psi->i_prg; i_prg++ )
3959 const int i_number = pmt_rm[i]->psi->prg[i_prg]->i_number;
3960 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
3963 PIDClean( p_demux, &p_sys->pid[pmt_rm[i]->i_pid] );
3964 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pmt_rm[i] );
3970 /* now create programs */
3971 for( p_program = p_pat->p_first_program; p_program != NULL;
3972 p_program = p_program->p_next )
3974 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
3976 if( p_program->i_number == 0 )
3979 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
3981 ValidateDVBMeta( p_demux, p_program->i_pid );
3986 for( int i_prg = 0; b_add && i_prg < pmt->psi->i_prg; i_prg++ )
3987 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
3995 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
3998 PIDInit( pmt, true, pat->psi );
3999 ts_prg_psi_t *prg = pmt->psi->prg[pmt->psi->i_prg-1];
4000 prg->handle = dvbpsi_AttachPMT(p_program->i_number, PMTCallBack, p_demux);
4001 prg->i_number = p_program->i_number;
4002 prg->i_pid_pmt = p_program->i_pid;
4004 /* Now select PID at access level */
4005 if( ProgramIsSelected( p_demux, p_program->i_number ) )
4007 if( p_sys->i_current_program == 0 )
4008 p_sys->i_current_program = p_program->i_number;
4010 if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
4011 p_sys->b_access_control = false;
4014 pat->psi->i_pat_version = p_pat->i_version;
4016 dvbpsi_DeletePAT( p_pat );