1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004-2005 VLC authors and VideoLAN
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Jean-Paul Saman <jpsaman #_at_# m2x.nl>
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software Foundation,
22 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
39 #include <vlc_access.h> /* DVB-specific things */
40 #include <vlc_demux.h>
43 #include <vlc_charset.h> /* FromCharset, for EIT */
46 #include "../mux/mpeg/csa.h"
48 /* Include dvbpsi headers */
49 # include <dvbpsi/dvbpsi.h>
50 # include <dvbpsi/demux.h>
51 # include <dvbpsi/descriptor.h>
52 # include <dvbpsi/pat.h>
53 # include <dvbpsi/pmt.h>
54 # include <dvbpsi/sdt.h>
55 # include <dvbpsi/dr.h>
56 # include <dvbpsi/psi.h>
59 # include <dvbpsi/eit.h>
62 # include <dvbpsi/tot.h>
64 #include "../mux/mpeg/dvbpsi_compat.h"
65 #include "../mux/mpeg/streams.h"
66 #include "../mux/mpeg/tsutil.h"
67 #include "../mux/mpeg/tables.h"
69 #include "../codec/opus_header.h"
74 VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
79 vfprintf(stderr, format, ap);
87 #include <aribb24/aribb24.h>
88 #include <aribb24/decoder.h>
91 typedef enum arib_modes_e
94 ARIBMODE_DISABLED = 0,
98 /*****************************************************************************
100 *****************************************************************************/
101 static int Open ( vlc_object_t * );
102 static void Close ( vlc_object_t * );
105 * - Rename "extra pmt" to "user pmt"
106 * - Update extra pmt description
107 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
108 * where pid_description could take 3 forms:
109 * 1. pid:pcr (to force the pcr pid)
111 * 3. pid:type=fourcc where type=(video|audio|spu)
113 #define PMT_TEXT N_("Extra PMT")
114 #define PMT_LONGTEXT N_( \
115 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
117 #define PID_TEXT N_("Set id of ES to PID")
118 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
119 " handled by VLC to the same value as the PID in" \
120 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
121 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
123 #define CSA_TEXT N_("CSA Key")
124 #define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
125 "16 char string (8 hexadecimal bytes).")
127 #define CSA2_TEXT N_("Second CSA Key")
128 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
129 "16 char string (8 hexadecimal bytes).")
132 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
133 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
134 "The decryption routines subtract the TS-header from the value before " \
137 #define SPLIT_ES_TEXT N_("Separate sub-streams")
138 #define SPLIT_ES_LONGTEXT N_( \
139 "Separate teletex/dvbs pages into independent ES. " \
140 "It can be useful to turn off this option when using stream output." )
142 #define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
143 #define SEEK_PERCENT_LONGTEXT N_( \
144 "Seek and position based on a percent byte position, not a PCR generated " \
145 "time position. If seeking doesn't work property, turn on this option." )
147 #define PCR_TEXT N_("Trust in-stream PCR")
148 #define PCR_LONGTEXT N_("Use the stream PCR as a reference.")
150 static const int const arib_mode_list[] =
151 { ARIBMODE_AUTO, ARIBMODE_ENABLED, ARIBMODE_DISABLED };
152 static const char *const arib_mode_list_text[] =
153 { N_("Auto"), N_("Enabled"), N_("Disabled") };
155 #define SUPPORT_ARIB_TEXT N_("ARIB STD-B24 mode")
156 #define SUPPORT_ARIB_LONGTEXT N_( \
157 "Forces ARIB STD-B24 mode for decoding characters." \
158 "This feature affects EPG information and subtitles." )
161 set_description( N_("MPEG Transport Stream demuxer") )
162 set_shortname ( "MPEG-TS" )
163 set_category( CAT_INPUT )
164 set_subcategory( SUBCAT_INPUT_DEMUX )
166 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
167 add_bool( "ts-trust-pcr", true, PCR_TEXT, PCR_LONGTEXT, true )
169 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
171 add_obsolete_string( "ts-out" ) /* since 2.2.0 */
172 add_obsolete_integer( "ts-out-mtu" ) /* since 2.2.0 */
173 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
175 add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
177 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
180 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
181 add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
183 add_integer( "ts-arib", ARIBMODE_AUTO, SUPPORT_ARIB_TEXT, SUPPORT_ARIB_LONGTEXT, false )
184 change_integer_list( arib_mode_list, arib_mode_list_text )
186 add_obsolete_bool( "ts-silent" );
188 set_capability( "demux", 10 )
189 set_callbacks( Open, Close )
193 /*****************************************************************************
195 *****************************************************************************/
196 static const char *const ppsz_teletext_type[] = {
199 N_("Teletext subtitles"),
200 N_("Teletext: additional information"),
201 N_("Teletext: program schedule"),
202 N_("Teletext subtitles: hearing impaired")
205 typedef struct ts_pid_t ts_pid_t;
209 uint8_t i_objectTypeIndication;
210 uint8_t i_streamType;
215 } decoder_config_descriptor_t;
224 decoder_config_descriptor_t dec_descr;
226 } es_mpeg4_descriptor_t;
228 #define ES_DESCRIPTOR_COUNT 255
234 es_mpeg4_descriptor_t es_descr[ES_DESCRIPTOR_COUNT];
243 DECL_ARRAY(ts_pid_t *) programs;
253 /* IOD stuff (mpeg4) */
254 iod_descriptor_t *iod;
256 DECL_ARRAY(ts_pid_t *) e_streams;
261 mtime_t i_first; // seen <> != -1
262 /* broken PCR handling */
265 bool b_disable; /* ignore PCR field, use dts */
276 es_mpeg4_descriptor_t *p_mpeg4desc;
282 TS_ES_DATA_TABLE_SECTION
288 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
289 DECL_ARRAY( ts_pes_es_t * ) extra_es;
291 ts_es_data_type_t data_type;
297 block_t * p_prepcr_outqueue;
304 /* for special PAT/SDT case */
305 dvbpsi_t *handle; /* PAT/SDT/EIT */
312 TS_PMT_REGISTRATION_NONE = 0,
313 TS_PMT_REGISTRATION_HDMV
314 } ts_pmt_registration_type_t;
320 ts_es_data_type_t data_type;
326 es_mpeg4_descriptor_t *p_mpeg4desc;
328 block_t * p_prepcr_outqueue;
350 #define SEEN(x) ((x).i_flags & FLAG_SEEN)
351 #define SCRAMBLED(x) ((x).i_flags & FLAG_SCRAMBLED)
358 uint8_t i_cc; /* countinuity counter */
361 /* PSI owner (ie PMT -> PAT, ES -> PMT */
376 vlc_fourcc_t i_fourcc;
388 #define MIN_ES_PID 4 /* Should be 32.. broken muxers */
389 #define MAX_ES_PID 8190
390 #define MIN_PAT_INTERVAL CLOCK_FREQ // DVB is 500ms
392 #define FROM_SCALE(x) (VLC_TS_0 + ((x) * 100 / 9))
393 #define TO_SCALE(x) (((x) - VLC_TS_0) * 9 / 100)
400 vlc_mutex_t csa_lock;
402 /* TS packet size (188, 192, 204) */
405 /* Additional TS packet header size (BluRay TS packets have 4-byte header before sync byte) */
406 int i_packet_header_size;
408 /* how many TS packet we read at once */
411 bool b_force_seek_per_percent;
417 arib_instance_t *p_instance;
427 bool b_es_all; /* If we need to return all es/programs */
431 NO_ES, /* for preparse */
435 #define PREPARSING p_sys->es_creation == NO_ES
446 bool b_access_control;
453 int64_t i_dvb_length;
454 bool b_broken_charset; /* True if broken encoding is used in EPG/SDT */
456 /* Selected programs */
457 DECL_ARRAY( int ) programs; /* List of selected/access-filtered programs */
458 bool b_default_selection; /* True if set by default to first pmt seen (to get data from filtered access) */
462 mtime_t i_first_dts; /* first dts encountered for the stream */
463 int i_timesourcepid; /* which pid we saved the dts from */
464 bool b_pat_deadline; /* set if we haven't seen PAT within MIN_PAT_INTERVAL */
473 static int Demux ( demux_t *p_demux );
474 static int Control( demux_t *p_demux, int i_query, va_list args );
476 static void PIDFillFormat( es_format_t *fmt, int i_stream_type );
478 static bool PIDSetup( demux_t *p_demux, ts_pid_type_t i_type, ts_pid_t *pid, ts_pid_t *p_parent );
479 static void PIDRelease( demux_t *p_demux, ts_pid_t *pid );
481 static void PATCallBack( void*, dvbpsi_pat_t * );
482 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt );
483 static void PSINewTableCallBack( dvbpsi_t *handle, uint8_t i_table_id,
484 uint16_t i_extension, demux_t * );
486 static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
489 static ts_pat_t *ts_pat_New( demux_t * );
490 static void ts_pat_Del( demux_t *, ts_pat_t * );
491 static ts_pmt_t *ts_pmt_New( demux_t * );
492 static void ts_pmt_Del( demux_t *, ts_pmt_t * );
493 static ts_pes_t *ts_pes_New( demux_t * );
494 static void ts_pes_Del( demux_t *, ts_pes_t * );
495 static ts_psi_t *ts_psi_New( demux_t * );
496 static void ts_psi_Del( demux_t *, ts_psi_t * );
499 static ts_pmt_t * GetProgramByID( demux_sys_t *, int i_program );
500 static bool ProgramIsSelected( demux_sys_t *, uint16_t i_pgrm );
501 static void UpdatePESFilters( demux_t *p_demux, bool b_all );
502 static inline void FlushESBuffer( ts_pes_t *p_pes );
503 static void UpdateScrambledState( demux_t *p_demux, ts_pid_t *p_pid, bool );
504 static inline int PIDGet( block_t *p )
506 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
509 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
510 static void AddAndCreateES( demux_t *p_demux, ts_pid_t *pid, bool );
511 static void ProgramSetPCR( demux_t *p_demux, ts_pmt_t *p_prg, mtime_t i_pcr );
513 static block_t* ReadTSPacket( demux_t *p_demux );
514 static int ProbeStart( demux_t *p_demux, int i_program );
515 static int ProbeEnd( demux_t *p_demux, int i_program );
516 static int SeekToTime( demux_t *p_demux, ts_pmt_t *, int64_t time );
517 static void ReadyQueuesPostSeek( demux_t *p_demux );
518 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
519 static void PCRFixHandle( demux_t *, ts_pmt_t *, block_t * );
520 static int64_t TimeStampWrapAround( ts_pmt_t *, int64_t );
522 static void IODFree( iod_descriptor_t * );
524 #define TS_USER_PMT_NUMBER (0)
525 static int UserPmt( demux_t *p_demux, const char * );
527 static int SetPIDFilter( demux_sys_t *, ts_pid_t *, bool b_selected );
528 static void SetPrgFilter( demux_t *, int i_prg, bool b_selected );
530 #define TS_PACKET_SIZE_188 188
531 #define TS_PACKET_SIZE_192 192
532 #define TS_PACKET_SIZE_204 204
533 #define TS_PACKET_SIZE_MAX 204
534 #define TS_HEADER_SIZE 4
536 static int DetectPacketSize( demux_t *p_demux, int *pi_header_size, int i_offset )
538 const uint8_t *p_peek;
540 if( stream_Peek( p_demux->s,
541 &p_peek, i_offset + TS_PACKET_SIZE_MAX ) < i_offset + TS_PACKET_SIZE_MAX )
544 for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
546 if( p_peek[i_offset + i_sync] != 0x47 )
549 /* Check next 3 sync bytes */
550 int i_peek = i_offset + TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
551 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
553 msg_Err( p_demux, "cannot peek" );
556 if( p_peek[i_offset + i_sync + 1 * TS_PACKET_SIZE_188] == 0x47 &&
557 p_peek[i_offset + i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
558 p_peek[i_offset + i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
560 return TS_PACKET_SIZE_188;
562 else if( p_peek[i_offset + i_sync + 1 * TS_PACKET_SIZE_192] == 0x47 &&
563 p_peek[i_offset + i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
564 p_peek[i_offset + i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
568 *pi_header_size = 4; /* BluRay TS packets have 4-byte header */
570 return TS_PACKET_SIZE_192;
572 else if( p_peek[i_offset + i_sync + 1 * TS_PACKET_SIZE_204] == 0x47 &&
573 p_peek[i_offset + i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
574 p_peek[i_offset + i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
576 return TS_PACKET_SIZE_204;
580 if( p_demux->b_force )
582 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
583 return TS_PACKET_SIZE_188;
585 msg_Dbg( p_demux, "TS module discarded (lost sync)" );
589 #define TOPFIELD_HEADER_SIZE 3712
591 static int DetectPVRHeadersAndHeaderSize( demux_t *p_demux, int *pi_header_size, vdr_info_t *p_vdr )
593 const uint8_t *p_peek;
595 int i_packet_size = -1;
597 if( stream_Peek( p_demux->s,
598 &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
601 if( memcmp( p_peek, "TFrc", 4 ) == 0 &&
602 p_peek[6] == 0 && memcmp( &p_peek[53], "\x80\x00\x00", 4 ) == 0 &&
603 stream_Peek( p_demux->s, &p_peek, TOPFIELD_HEADER_SIZE + TS_PACKET_SIZE_MAX )
604 == TOPFIELD_HEADER_SIZE + TS_PACKET_SIZE_MAX )
606 i_packet_size = DetectPacketSize( p_demux, pi_header_size, TOPFIELD_HEADER_SIZE );
607 if( i_packet_size != -1 )
609 msg_Dbg( p_demux, "this is a topfield file" );
611 /* I used the TF5000PVR 2004 Firmware .doc header documentation,
612 * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
613 * but after the filename the offsets seem to be incorrect. - DJ */
614 int i_duration, i_name;
615 char *psz_name = xmalloc(25);
616 char *psz_event_name;
617 char *psz_event_text = xmalloc(130);
618 char *psz_ext_text = xmalloc(1025);
620 // 2 bytes version Uimsbf (4,5)
621 // 2 bytes reserved (6,7)
622 // 2 bytes duration in minutes Uimsbf (8,9(
623 i_duration = (int) (p_peek[8] << 8) | p_peek[9];
624 msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
625 // 2 bytes service number in channel list (10, 11)
626 // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
627 // 4 bytes of reserved + tuner info (14,15,16,17)
628 // 2 bytes of Service ID Bslbf (18,19)
629 // 2 bytes of PMT PID Uimsbf (20,21)
630 // 2 bytes of PCR PID Uimsbf (22,23)
631 // 2 bytes of Video PID Uimsbf (24,25)
632 // 2 bytes of Audio PID Uimsbf (26,27)
633 // 24 bytes filename Bslbf
634 memcpy( psz_name, &p_peek[28], 24 );
636 msg_Dbg( p_demux, "recordingname=%s", psz_name );
637 // 1 byte of sat index Uimsbf (52)
638 // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
639 // 4 bytes of freq. Uimsbf (56,57,58,59)
640 // 2 bytes of symbol rate Uimsbf (60,61)
641 // 2 bytes of TS stream ID Uimsbf (62,63)
644 // 2 bytes duration Uimsbf (70,71)
645 //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
646 //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
647 // 4 bytes EventID Uimsbf (72-75)
648 // 8 bytes of Start and End time info (76-83)
649 // 1 byte reserved (84)
650 // 1 byte event name length Uimsbf (89)
651 i_name = (int)(p_peek[89]&~0x81);
652 msg_Dbg( p_demux, "event name length = %d", i_name);
653 psz_event_name = xmalloc( i_name+1 );
654 // 1 byte parental rating (90)
655 // 129 bytes of event text
656 memcpy( psz_event_name, &p_peek[91], i_name );
657 psz_event_name[i_name] = '\0';
658 memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
659 psz_event_text[129-i_name] = '\0';
660 msg_Dbg( p_demux, "event name=%s", psz_event_name );
661 msg_Dbg( p_demux, "event text=%s", psz_event_text );
662 // 12 bytes reserved (220)
664 // 2 bytes Event Text Length Uimsbf
665 // 4 bytes EventID Uimsbf
666 // FIXME We just have 613 bytes. not enough for this entire text
667 // 1024 bytes Extended Event Text Bslbf
668 memcpy( psz_ext_text, p_peek+372, 1024 );
669 psz_ext_text[1024] = '\0';
670 msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
671 // 52 bytes reserved Bslbf
673 p_vdr->i_service = GetWBE(&p_peek[18]);
675 return i_packet_size;
676 //return TS_PACKET_SIZE_188;
680 return DetectPacketSize( p_demux, pi_header_size, 0 );
683 static inline mtime_t ExtractPESTimestamp( const uint8_t *p_data )
685 return ((mtime_t)(p_data[ 0]&0x0e ) << 29)|
686 (mtime_t)(p_data[1] << 22)|
687 ((mtime_t)(p_data[2]&0xfe) << 14)|
688 (mtime_t)(p_data[3] << 7)|
689 (mtime_t)(p_data[4] >> 1);
692 static void ProbePES( demux_t *p_demux, ts_pid_t *pid, const uint8_t *p_pesstart, size_t i_data, bool b_adaptfield )
694 demux_sys_t *p_sys = p_demux->p_sys;
695 const uint8_t *p_pes = p_pesstart;
696 pid->probed.i_type = -1;
703 uint8_t len = *p_pes;
708 p_pes++; i_data--;/* stuffing */
714 if( len >= 7 && (p_pes[1] & 0x10) )
715 pid->probed.i_pcr_count++;
724 if( p_pes[0] != 0 || p_pes[1] != 0 || p_pes[2] != 1 )
727 size_t i_pesextoffset = 8;
729 if( p_pes[7] & 0x80 ) // PTS
732 if ( i_data < i_pesextoffset )
734 i_dts = ExtractPESTimestamp( &p_pes[9] );
736 if( p_pes[7] & 0x40 ) // DTS
739 if ( i_data < i_pesextoffset )
741 i_dts = ExtractPESTimestamp( &p_pes[14] );
743 if( p_pes[7] & 0x20 ) // ESCR
745 if( p_pes[7] & 0x10 ) // ESrate
747 if( p_pes[7] & 0x08 ) // DSM
749 if( p_pes[7] & 0x04 ) // CopyInfo
751 if( p_pes[7] & 0x02 ) // PESCRC
754 if ( i_data < i_pesextoffset )
757 /* HeaderdataLength */
758 const size_t i_payloadoffset = 8 + 1 + p_pes[8];
761 if ( i_data < i_pesextoffset || i_data < i_payloadoffset )
764 i_data -= 8 + 1 + p_pes[8];
766 if( p_pes[7] & 0x01 ) // PESExt
768 size_t i_extension2_offset = 1;
769 if ( p_pes[i_pesextoffset] & 0x80 ) // private data
770 i_extension2_offset += 16;
771 if ( p_pes[i_pesextoffset] & 0x40 ) // pack
772 i_extension2_offset += 1;
773 if ( p_pes[i_pesextoffset] & 0x20 ) // seq
774 i_extension2_offset += 2;
775 if ( p_pes[i_pesextoffset] & 0x10 ) // P-STD
776 i_extension2_offset += 2;
777 if ( p_pes[i_pesextoffset] & 0x01 ) // Extension 2
779 uint8_t i_len = p_pes[i_pesextoffset + i_extension2_offset] & 0x7F;
780 i_extension2_offset += i_len;
782 if( i_data < i_extension2_offset )
785 i_data -= i_extension2_offset;
787 /* (i_payloadoffset - i_pesextoffset) 0xFF stuffing */
792 const uint8_t *p_data = &p_pes[i_payloadoffset];
794 if(p_pes[3] >= 0xC0 && p_pes[3] <= 0xDF)
796 if( !memcmp( p_data, "\x7F\xFE\x80\x01", 4 ) )
798 pid->probed.i_type = 0x06;
799 pid->probed.i_fourcc = VLC_CODEC_DTS;
801 else if( !memcmp( p_data, "\x0B\x77", 2 ) )
803 pid->probed.i_type = 0x06;
804 pid->probed.i_fourcc = VLC_CODEC_EAC3;
806 else if( p_data[0] == 0xFF && (p_data[1] & 0xE0) == 0xE0 )
808 switch(p_data[1] & 18)
810 /* 10 - MPEG Version 2 (ISO/IEC 13818-3)
811 11 - MPEG Version 1 (ISO/IEC 11172-3) */
813 pid->probed.i_type = 0x04;
816 pid->probed.i_type = 0x03;
821 switch(p_data[1] & 6)
827 pid->probed.i_type = 0x04;
828 pid->probed.i_fourcc = VLC_CODEC_MPGA;
831 pid->probed.i_type = 0x04;
832 pid->probed.i_fourcc = VLC_CODEC_MP2;
835 pid->probed.i_type = 0x04;
836 pid->probed.i_fourcc = VLC_CODEC_MP3;
843 else if( p_pes[3] >= 0xE0 && p_pes[3] <= 0xEF )
845 if( !memcmp( p_data, "\x00\x00\x00", 4 ) )
847 pid->probed.i_type = 0x1b;
848 pid->probed.i_fourcc = VLC_CODEC_H264;
850 else if( !memcmp( p_data, "\x00\x00\x01", 4 ) )
852 pid->probed.i_type = 0x02;
853 pid->probed.i_fourcc = VLC_CODEC_MPGV;
857 /* Track timestamps and flag missing PAT */
858 if( !p_sys->patfix.i_timesourcepid && i_dts > -1 )
860 p_sys->patfix.i_first_dts = i_dts;
861 p_sys->patfix.i_timesourcepid = pid->i_pid;
863 else if( p_sys->patfix.i_timesourcepid == pid->i_pid && i_dts > -1 &&
864 !p_sys->patfix.b_pat_deadline )
866 if( i_dts - p_sys->patfix.i_first_dts > TO_SCALE(MIN_PAT_INTERVAL) )
867 p_sys->patfix.b_pat_deadline = true;
872 static void BuildPATCallback( void *p_opaque, block_t *p_block )
874 ts_pid_t *pat_pid = (ts_pid_t *) p_opaque;
875 dvbpsi_packet_push( pat_pid->u.p_pat->handle, p_block->p_buffer );
878 static void BuildPMTCallback( void *p_opaque, block_t *p_block )
880 ts_pid_t *program_pid = (ts_pid_t *) p_opaque;
881 assert(program_pid->type == TYPE_PMT);
884 dvbpsi_packet_push( program_pid->u.p_pmt->handle,
886 p_block = p_block->p_next;
890 static void MissingPATPMTFixup( demux_t *p_demux )
892 demux_sys_t *p_sys = p_demux->p_sys;
893 int i_program_number = 1234;
894 int i_program_pid = 1337;
895 int i_pcr_pid = 0x1FFF;
898 if( SEEN(p_sys->pid[i_program_pid]) )
900 /* Find a free one */
901 for( i_program_pid = MIN_ES_PID;
902 i_program_pid <= MAX_ES_PID && SEEN(p_sys->pid[i_program_pid]);
906 for( int i = MIN_ES_PID; i <= MAX_ES_PID; i++ )
908 if( !SEEN(p_sys->pid[i]) ||
909 p_sys->pid[i].probed.i_type == -1 )
912 if( i_pcr_pid == 0x1FFF && ( p_sys->pid[i].probed.i_type == 0x03 ||
913 p_sys->pid[i].probed.i_pcr_count ) )
914 i_pcr_pid = p_sys->pid[i].i_pid;
922 ts_stream_t patstream =
925 .i_continuity_counter = 0x10,
926 .b_discontinuity = false
929 ts_stream_t pmtprogramstream =
931 .i_pid = i_program_pid,
932 .i_continuity_counter = 0x0,
933 .b_discontinuity = false
936 BuildPAT( p_sys->pid[0].u.p_pat->handle,
937 &p_sys->pid[0], BuildPATCallback,
940 1, &pmtprogramstream, &i_program_number );
942 if( p_sys->pid[i_program_pid].type != TYPE_PMT )
944 msg_Err( p_demux, "PAT creation failed" );
953 es_format_t esfmt = {0};
954 struct esstreams_t *esstreams = calloc( i_num_pes, sizeof(struct esstreams_t) );
955 pes_mapped_stream_t *mapped = calloc( i_num_pes, sizeof(pes_mapped_stream_t) );
956 if( esstreams && mapped )
959 for( int i = MIN_ES_PID; i <= MAX_ES_PID; i++ )
961 if( !SEEN(p_sys->pid[i]) ||
962 p_sys->pid[i].probed.i_type == -1 )
965 esstreams[j].pes.i_stream_type = p_sys->pid[i].probed.i_type;
966 esstreams[j].pes.i_stream_type = p_sys->pid[i].probed.i_type;
967 esstreams[j].ts.i_pid = p_sys->pid[i].i_pid;
968 mapped[j].pes = &esstreams[j].pes;
969 mapped[j].ts = &esstreams[j].ts;
970 mapped[j].fmt = &esfmt;
974 BuildPMT( p_sys->pid[0].u.p_pat->handle, VLC_OBJECT(p_demux),
975 &p_sys->pid[i_program_pid], BuildPMTCallback,
979 1, &pmtprogramstream, &i_program_number,
986 /*****************************************************************************
988 *****************************************************************************/
989 static int Open( vlc_object_t *p_this )
991 demux_t *p_demux = (demux_t*)p_this;
994 int i_packet_size, i_packet_header_size = 0;
997 vdr_info_t vdr = {0};
999 /* Search first sync byte */
1000 i_packet_size = DetectPVRHeadersAndHeaderSize( p_demux, &i_packet_header_size, &vdr );
1001 if( i_packet_size < 0 )
1002 return VLC_EGENERIC;
1004 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
1007 memset( p_sys, 0, sizeof( demux_sys_t ) );
1008 vlc_mutex_init( &p_sys->csa_lock );
1010 p_demux->pf_demux = Demux;
1011 p_demux->pf_control = Control;
1013 /* Init p_sys field */
1014 p_sys->b_dvb_meta = true;
1015 p_sys->b_access_control = true;
1016 p_sys->b_end_preparse = false;
1017 ARRAY_INIT( p_sys->programs );
1018 p_sys->b_default_selection = false;
1019 p_sys->i_tdt_delta = 0;
1020 p_sys->i_dvb_start = 0;
1021 p_sys->i_dvb_length = 0;
1025 p_sys->arib.b25stream = NULL;
1026 p_sys->stream = p_demux->s;
1028 p_sys->b_broken_charset = false;
1030 for( int i = 0; i < 8192; i++ )
1032 ts_pid_t *pid = &p_sys->pid[i];
1034 pid->i_flags = FLAGS_NONE;
1035 pid->probed.i_fourcc = 0;
1036 pid->probed.i_type = 0;
1038 /* PID 8191 is padding */
1039 p_sys->pid[8191].i_flags = FLAG_SEEN;
1040 p_sys->i_packet_size = i_packet_size;
1041 p_sys->i_packet_header_size = i_packet_header_size;
1042 p_sys->i_ts_read = 50;
1044 p_sys->b_start_record = false;
1046 # define VLC_DVBPSI_DEMUX_TABLE_INIT(table,obj) \
1048 if( !dvbpsi_AttachDemux( (table)->u.p_psi->handle, (dvbpsi_demux_new_cb_t)PSINewTableCallBack, (obj) ) ) \
1050 msg_Warn( obj, "Can't dvbpsi_AttachDemux on pid %d", (table)->i_pid );\
1054 /* Init PAT handler */
1055 patpid = &p_sys->pid[0];
1056 if ( !PIDSetup( p_demux, TYPE_PAT, patpid, NULL ) )
1058 vlc_mutex_destroy( &p_sys->csa_lock );
1062 if( !dvbpsi_pat_attach( patpid->u.p_pat->handle, PATCallBack, p_demux ) )
1064 PIDRelease( p_demux, patpid );
1065 vlc_mutex_destroy( &p_sys->csa_lock );
1067 return VLC_EGENERIC;
1070 if( p_sys->b_dvb_meta )
1072 if( !PIDSetup( p_demux, TYPE_SDT, &p_sys->pid[0x11], NULL ) ||
1073 !PIDSetup( p_demux, TYPE_EIT, &p_sys->pid[0x12], NULL ) ||
1074 !PIDSetup( p_demux, TYPE_TDT, &p_sys->pid[0x14], NULL ) )
1076 PIDRelease( p_demux, &p_sys->pid[0x11] );
1077 PIDRelease( p_demux, &p_sys->pid[0x12] );
1078 PIDRelease( p_demux, &p_sys->pid[0x14] );
1079 p_sys->b_dvb_meta = false;
1083 VLC_DVBPSI_DEMUX_TABLE_INIT(&p_sys->pid[0x11], p_demux);
1084 VLC_DVBPSI_DEMUX_TABLE_INIT(&p_sys->pid[0x12], p_demux);
1085 VLC_DVBPSI_DEMUX_TABLE_INIT(&p_sys->pid[0x14], p_demux);
1086 if( p_sys->b_access_control &&
1087 ( SetPIDFilter( p_sys, &p_sys->pid[0x11], true ) ||
1088 SetPIDFilter( p_sys, &p_sys->pid[0x14], true ) ||
1089 SetPIDFilter( p_sys, &p_sys->pid[0x12], true ) )
1091 p_sys->b_access_control = false;
1095 # undef VLC_DVBPSI_DEMUX_TABLE_INIT
1097 p_sys->i_pmt_es = 0;
1098 p_sys->b_es_all = false;
1101 p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
1103 p_sys->b_trust_pcr = var_CreateGetBool( p_demux, "ts-trust-pcr" );
1105 /* We handle description of an extra PMT */
1106 char* psz_string = var_CreateGetString( p_demux, "ts-extra-pmt" );
1107 p_sys->b_user_pmt = false;
1108 if( psz_string && *psz_string )
1109 UserPmt( p_demux, psz_string );
1112 psz_string = var_CreateGetStringCommand( p_demux, "ts-csa-ck" );
1113 if( psz_string && *psz_string )
1118 p_sys->csa = csa_New();
1120 psz_csa2 = var_CreateGetStringCommand( p_demux, "ts-csa2-ck" );
1121 i_res = csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, true );
1122 if( i_res == VLC_SUCCESS && psz_csa2 && *psz_csa2 )
1124 if( csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_csa2, false ) != VLC_SUCCESS )
1126 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
1129 else if ( i_res == VLC_SUCCESS )
1131 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
1135 csa_Delete( p_sys->csa );
1141 var_AddCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, (void *)1 );
1142 var_AddCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
1144 int i_pkt = var_CreateGetInteger( p_demux, "ts-csa-pkt" );
1145 if( i_pkt < 4 || i_pkt > 188 )
1147 msg_Err( p_demux, "wrong packet size %d specified.", i_pkt );
1148 msg_Warn( p_demux, "using default packet size of 188 bytes" );
1149 p_sys->i_csa_pkt_size = 188;
1152 p_sys->i_csa_pkt_size = i_pkt;
1153 msg_Dbg( p_demux, "decrypting %d bytes of packet", p_sys->i_csa_pkt_size );
1159 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
1161 p_sys->b_canseek = false;
1162 p_sys->b_canfastseek = false;
1163 p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
1165 p_sys->arib.e_mode = var_InheritInteger( p_demux, "ts-arib" );
1167 stream_Control( p_sys->stream, STREAM_CAN_SEEK, &p_sys->b_canseek );
1168 stream_Control( p_sys->stream, STREAM_CAN_FASTSEEK, &p_sys->b_canfastseek );
1171 if( p_sys->b_canseek )
1173 p_sys->es_creation = NO_ES;
1174 while( !p_sys->i_pmt_es && !p_sys->b_end_preparse )
1175 if( Demux( p_demux ) != VLC_DEMUXER_SUCCESS )
1177 p_sys->es_creation = DELAY_ES;
1180 p_sys->es_creation = ( p_sys->b_access_control ? CREATE_ES : DELAY_ES );
1185 /*****************************************************************************
1187 *****************************************************************************/
1188 static void Close( vlc_object_t *p_this )
1190 demux_t *p_demux = (demux_t*)p_this;
1191 demux_sys_t *p_sys = p_demux->p_sys;
1193 PIDRelease( p_demux, &p_sys->pid[0] );
1195 if( p_sys->b_dvb_meta )
1197 PIDRelease( p_demux, &p_sys->pid[0x11] );
1198 PIDRelease( p_demux, &p_sys->pid[0x12] );
1199 PIDRelease( p_demux, &p_sys->pid[0x14] );
1203 for( int i = 0; i < 8192; i++ )
1205 ts_pid_t *pid = &p_sys->pid[i];
1206 if( pid->type != TYPE_FREE )
1207 msg_Err( p_demux, "PID %d type %d not freed", pid->i_pid, pid->type );
1211 vlc_mutex_lock( &p_sys->csa_lock );
1214 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
1215 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
1216 csa_Delete( p_sys->csa );
1218 vlc_mutex_unlock( &p_sys->csa_lock );
1220 ARRAY_RESET( p_sys->programs );
1223 if ( p_sys->arib.p_instance )
1224 arib_instance_destroy( p_sys->arib.p_instance );
1227 if ( p_sys->arib.b25stream )
1229 p_sys->arib.b25stream->p_source = NULL; /* don't chain kill demuxer's source */
1230 stream_Delete( p_sys->arib.b25stream );
1233 vlc_mutex_destroy( &p_sys->csa_lock );
1237 /*****************************************************************************
1238 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
1239 *****************************************************************************/
1240 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
1241 vlc_value_t oldval, vlc_value_t newval,
1244 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
1245 demux_t *p_demux = (demux_t*)p_this;
1246 demux_sys_t *p_sys = p_demux->p_sys;
1247 int i_tmp = (intptr_t)p_data;
1249 vlc_mutex_lock( &p_sys->csa_lock );
1251 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
1253 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
1255 vlc_mutex_unlock( &p_sys->csa_lock );
1259 /*****************************************************************************
1261 *****************************************************************************/
1262 static int Demux( demux_t *p_demux )
1264 demux_sys_t *p_sys = p_demux->p_sys;
1265 bool b_wait_es = p_sys->i_pmt_es <= 0;
1267 /* If we had no PAT within MIN_PAT_INTERVAL, create PAT/PMT from probed streams */
1268 if( p_sys->i_pmt_es == 0 && !SEEN(p_sys->pid[0]) && p_sys->patfix.b_pat_deadline )
1269 MissingPATPMTFixup( p_demux );
1271 /* We read at most 100 TS packet or until a frame is completed */
1272 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
1274 bool b_frame = false;
1276 if( !(p_pkt = ReadTSPacket( p_demux )) )
1278 return VLC_DEMUXER_EOF;
1281 if( p_sys->b_start_record )
1283 /* Enable recording once synchronized */
1284 stream_Control( p_sys->stream, STREAM_SET_RECORD_STATE, true, "ts" );
1285 p_sys->b_start_record = false;
1288 /* Parse the TS packet */
1289 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
1291 if( SCRAMBLED(*p_pid) != !!(p_pkt->p_buffer[3] & 0x80) )
1292 UpdateScrambledState( p_demux, p_pid, p_pkt->p_buffer[3] & 0x80 );
1296 if( p_pid->type == TYPE_FREE )
1297 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
1298 p_pid->i_flags |= FLAG_SEEN;
1301 /* Probe streams to build PAT/PMT after MIN_PAT_INTERVAL in case we don't see any PAT */
1302 if( !SEEN(p_sys->pid[0]) &&
1303 (p_pid->probed.i_type == 0 || p_pid->i_pid == p_sys->patfix.i_timesourcepid) &&
1304 (p_pkt->p_buffer[1] & 0xC0) == 0x40 && /* Payload start but not corrupt */
1305 (p_pkt->p_buffer[3] & 0xD0) == 0x10 ) /* Has payload but is not encrypted */
1307 ProbePES( p_demux, p_pid, p_pkt->p_buffer + TS_HEADER_SIZE,
1308 p_pkt->i_buffer - TS_HEADER_SIZE, p_pkt->p_buffer[3] & 0x20 /* Adaptation field */);
1311 switch( p_pid->type )
1314 dvbpsi_packet_push( p_pid->u.p_pat->handle, p_pkt->p_buffer );
1315 block_Release( p_pkt );
1319 dvbpsi_packet_push( p_pid->u.p_pmt->handle, p_pkt->p_buffer );
1320 block_Release( p_pkt );
1324 if( !p_sys->b_access_control && !(p_pid->i_flags & FLAG_FILTERED) )
1326 /* That packet is for an unselected ES, don't waste time/memory gathering its data */
1327 block_Release( p_pkt );
1331 p_sys->b_end_preparse = true;
1332 if( p_sys->es_creation == DELAY_ES ) /* No longer delay ES since that pid's program sends data */
1334 AddAndCreateES( p_demux, p_pid, true );
1336 b_frame = GatherData( p_demux, p_pid, p_pkt );
1338 if( p_sys->b_default_selection )
1340 p_sys->b_default_selection = false;
1341 assert(p_sys->programs.i_size == 1);
1342 if( p_sys->programs.p_elems[0] != p_pid->p_parent->u.p_pmt->i_number )
1344 SetPrgFilter( p_demux, p_sys->programs.p_elems[0], false );
1345 SetPrgFilter( p_demux, p_pid->p_parent->u.p_pmt->i_number, true );
1346 p_sys->programs.p_elems[0] = p_pid->p_parent->u.p_pmt->i_number;
1354 if( p_sys->b_dvb_meta )
1355 dvbpsi_packet_push( p_pid->u.p_psi->handle, p_pkt->p_buffer );
1356 block_Release( p_pkt );
1360 /* We have to handle PCR if present */
1361 PCRHandle( p_demux, p_pid, p_pkt );
1362 block_Release( p_pkt );
1366 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
1370 demux_UpdateTitleFromStream( p_demux );
1371 return VLC_DEMUXER_SUCCESS;
1374 /*****************************************************************************
1376 *****************************************************************************/
1377 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
1379 demux_sys_t *p_sys = p_demux->p_sys;
1385 if( p_sys->i_dvb_length > 0 )
1387 const int64_t t = mdate() + p_sys->i_tdt_delta;
1389 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
1392 *pi_length = p_sys->i_dvb_length;
1394 *pi_time = t - p_sys->i_dvb_start;
1398 return VLC_EGENERIC;
1401 static void UpdatePESFilters( demux_t *p_demux, bool b_all )
1403 demux_sys_t *p_sys = p_demux->p_sys;
1404 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
1405 for( int i=0; i< p_pat->programs.i_size; i++ )
1407 ts_pmt_t *p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
1408 bool b_program_selected;
1409 if( (p_sys->b_default_selection && !p_sys->b_access_control) || b_all )
1410 b_program_selected = true;
1412 b_program_selected = ProgramIsSelected( p_sys, p_pmt->i_number );
1414 SetPIDFilter( p_sys, p_pat->programs.p_elems[i], b_program_selected );
1415 if( p_pmt->i_pid_pcr > 0 )
1416 SetPIDFilter( p_sys, &p_sys->pid[p_pmt->i_pid_pcr], b_program_selected );
1418 for( int j=0; j<p_pmt->e_streams.i_size; j++ )
1420 ts_pid_t *espid = p_pmt->e_streams.p_elems[j];
1421 bool b_stream_selected = b_program_selected;
1422 if( b_program_selected && !b_all && espid->u.p_pes->es.id )
1423 es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE,
1424 espid->u.p_pes->es.id, &b_stream_selected );
1426 if( !p_sys->b_es_all && espid->u.p_pes->es.fmt.i_cat == UNKNOWN_ES )
1427 b_stream_selected = false;
1429 if( b_stream_selected )
1430 msg_Dbg( p_demux, "enablind pid %d from program %d", espid->i_pid, p_pmt->i_number );
1432 SetPIDFilter( p_sys, espid, b_stream_selected );
1433 if( !b_stream_selected )
1434 FlushESBuffer( espid->u.p_pes );
1440 static int Control( demux_t *p_demux, int i_query, va_list args )
1442 demux_sys_t *p_sys = p_demux->p_sys;
1444 bool b_bool, *pb_bool;
1449 int i_first_program = ( p_sys->programs.i_size ) ? p_sys->programs.p_elems[0] : 0;
1451 if( PREPARSING || !i_first_program || p_sys->b_default_selection )
1453 if( likely(p_sys->pid[0].type == TYPE_PAT) )
1455 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
1456 /* Set default program for preparse time (no program has been selected) */
1457 for( int i = 0; i < p_pat->programs.i_size; i++ )
1459 assert(p_pat->programs.p_elems[i]->type == TYPE_PMT);
1460 p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
1461 if( ( p_pmt->pcr.i_first > -1 || p_pmt->pcr.i_first_dts > VLC_TS_INVALID ) && p_pmt->i_last_dts > 0 )
1463 i_first_program = p_pmt->i_number;
1472 case DEMUX_GET_POSITION:
1473 pf = (double*) va_arg( args, double* );
1475 /* Access control test is because EPG for recordings is not relevant */
1476 if( p_sys->b_dvb_meta && p_sys->b_access_control )
1478 int64_t i_time, i_length;
1479 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
1481 *pf = (double)i_time/(double)i_length;
1486 if( (p_pmt = GetProgramByID( p_sys, i_first_program )) &&
1487 p_pmt->pcr.i_first > -1 && p_pmt->i_last_dts > VLC_TS_INVALID &&
1488 p_pmt->pcr.i_current > -1 )
1490 double i_length = TimeStampWrapAround( p_pmt,
1491 p_pmt->i_last_dts ) - p_pmt->pcr.i_first;
1492 i_length += p_pmt->pcr.i_pcroffset;
1493 double i_pos = TimeStampWrapAround( p_pmt,
1494 p_pmt->pcr.i_current ) - p_pmt->pcr.i_first;
1495 *pf = i_pos / i_length;
1499 if( (i64 = stream_Size( p_sys->stream) ) > 0 )
1501 int64_t offset = stream_Tell( p_sys->stream );
1502 *pf = (double)offset / (double)i64;
1507 case DEMUX_SET_POSITION:
1508 f = (double) va_arg( args, double );
1510 if(!p_sys->b_canseek)
1513 if( p_sys->b_dvb_meta && p_sys->b_access_control &&
1514 !p_sys->b_force_seek_per_percent &&
1515 (p_pmt = GetProgramByID( p_sys, i_first_program )) )
1517 int64_t i_time, i_length;
1518 if( !DVBEventInformation( p_demux, &i_time, &i_length ) &&
1519 i_length > 0 && !SeekToTime( p_demux, p_pmt, TO_SCALE(i_length) * f ) )
1521 ReadyQueuesPostSeek( p_demux );
1522 es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME,
1523 TO_SCALE(i_length) * f );
1528 if( !p_sys->b_force_seek_per_percent &&
1529 (p_pmt = GetProgramByID( p_sys, i_first_program )) &&
1530 p_pmt->pcr.i_first > -1 && p_pmt->i_last_dts > VLC_TS_INVALID &&
1531 p_pmt->pcr.i_current > -1 )
1533 double i_length = TimeStampWrapAround( p_pmt,
1534 p_pmt->i_last_dts ) - p_pmt->pcr.i_first;
1535 if( !SeekToTime( p_demux, p_pmt, p_pmt->pcr.i_first + i_length * f ) )
1537 ReadyQueuesPostSeek( p_demux );
1538 es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME,
1539 FROM_SCALE(p_pmt->pcr.i_first + i_length * f) );
1544 i64 = stream_Size( p_sys->stream );
1546 stream_Seek( p_sys->stream, (int64_t)(i64 * f) ) == VLC_SUCCESS )
1548 ReadyQueuesPostSeek( p_demux );
1553 case DEMUX_SET_TIME:
1554 i64 = (int64_t)va_arg( args, int64_t );
1556 if( p_sys->b_canseek &&
1557 (p_pmt = GetProgramByID( p_sys, i_first_program )) &&
1558 p_pmt->pcr.i_first > -1 &&
1559 !SeekToTime( p_demux, p_pmt, p_pmt->pcr.i_first + TO_SCALE(i64) ) )
1561 ReadyQueuesPostSeek( p_demux );
1562 es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME,
1563 FROM_SCALE(p_pmt->pcr.i_first) + i64 - VLC_TS_0 );
1568 case DEMUX_GET_TIME:
1569 pi64 = (int64_t*)va_arg( args, int64_t * );
1571 if( p_sys->b_dvb_meta && p_sys->b_access_control )
1573 if( !DVBEventInformation( p_demux, pi64, NULL ) )
1577 if( (p_pmt = GetProgramByID( p_sys, i_first_program )) &&
1578 p_pmt->pcr.i_current > -1 && p_pmt->pcr.i_first > -1 )
1580 int64_t i_pcr = TimeStampWrapAround( p_pmt, p_pmt->pcr.i_current );
1581 *pi64 = FROM_SCALE(i_pcr - p_pmt->pcr.i_first);
1586 case DEMUX_GET_LENGTH:
1587 pi64 = (int64_t*)va_arg( args, int64_t * );
1589 if( p_sys->b_dvb_meta && p_sys->b_access_control )
1591 if( !DVBEventInformation( p_demux, NULL, pi64 ) )
1595 if( (p_pmt = GetProgramByID( p_sys, i_first_program )) &&
1596 ( p_pmt->pcr.i_first > -1 || p_pmt->pcr.i_first_dts > VLC_TS_INVALID ) &&
1597 p_pmt->i_last_dts > 0 )
1599 int64_t i_start = (p_pmt->pcr.i_first > -1) ? p_pmt->pcr.i_first :
1600 TO_SCALE(p_pmt->pcr.i_first_dts);
1601 int64_t i_last = TimeStampWrapAround( p_pmt, p_pmt->i_last_dts );
1602 i_last += p_pmt->pcr.i_pcroffset;
1603 *pi64 = FROM_SCALE(i_last - i_start);
1608 case DEMUX_SET_GROUP:
1612 i_int = (int)va_arg( args, int );
1613 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1614 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1616 if( i_int != 0 ) /* If not default program */
1618 /* Deselect/filter current ones */
1622 p_sys->b_es_all = false;
1623 ARRAY_APPEND( p_sys->programs, i_int );
1624 UpdatePESFilters( p_demux, false );
1626 else if( likely( p_list != NULL ) )
1628 p_sys->b_es_all = false;
1629 for( int i = 0; i < p_list->i_count; i++ )
1630 ARRAY_APPEND( p_sys->programs, p_list->p_values[i].i_int );
1631 UpdatePESFilters( p_demux, false );
1635 p_sys->b_es_all = true;
1636 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
1637 for( int i = 0; i < p_pat->programs.i_size; i++ )
1638 ARRAY_APPEND( p_sys->programs, p_pat->programs.p_elems[i]->i_pid );
1639 UpdatePESFilters( p_demux, true );
1642 p_sys->b_default_selection = false;
1650 i_int = (int)va_arg( args, int );
1651 msg_Dbg( p_demux, "DEMUX_SET_ES %d", i_int );
1653 if( !p_sys->b_es_all ) /* Won't change anything */
1654 UpdatePESFilters( p_demux, false );
1659 case DEMUX_GET_TITLE_INFO:
1661 struct input_title_t ***v = va_arg( args, struct input_title_t*** );
1662 int *c = va_arg( args, int * );
1664 *va_arg( args, int* ) = 0; /* Title offset */
1665 *va_arg( args, int* ) = 0; /* Chapter offset */
1666 return stream_Control( p_sys->stream, STREAM_GET_TITLE_INFO, v, c );
1669 case DEMUX_SET_TITLE:
1670 return stream_vaControl( p_sys->stream, STREAM_SET_TITLE, args );
1672 case DEMUX_SET_SEEKPOINT:
1673 return stream_vaControl( p_sys->stream, STREAM_SET_SEEKPOINT, args );
1675 case DEMUX_GET_META:
1676 return stream_vaControl( p_sys->stream, STREAM_GET_META, args );
1678 case DEMUX_CAN_RECORD:
1679 pb_bool = (bool*)va_arg( args, bool * );
1683 case DEMUX_SET_RECORD_STATE:
1684 b_bool = (bool)va_arg( args, int );
1687 stream_Control( p_sys->stream, STREAM_SET_RECORD_STATE, false );
1688 p_sys->b_start_record = b_bool;
1691 case DEMUX_GET_SIGNAL:
1692 return stream_vaControl( p_sys->stream, STREAM_GET_SIGNAL, args );
1698 return VLC_EGENERIC;
1701 /*****************************************************************************
1703 *****************************************************************************/
1704 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1706 demux_sys_t *p_sys = p_demux->p_sys;
1707 char *psz_dup = strdup( psz_fmt );
1708 char *psz = psz_dup;
1716 i_pid = strtol( psz, &psz, 0 );
1717 if( i_pid < 2 || i_pid >= 8192 )
1720 /* Parse optional program number */
1723 i_number = strtol( &psz[1], &psz, 0 );
1726 ts_pid_t *pmtpid = &p_sys->pid[i_pid];
1728 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1729 if ( !PIDSetup( p_demux, TYPE_PMT, pmtpid, &p_sys->pid[0] ) )
1733 ts_pmt_t *p_pmt = pmtpid->u.p_pmt;
1734 p_pmt->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1735 if( !dvbpsi_pmt_attach( p_pmt->handle,
1736 ((i_number != TS_USER_PMT_NUMBER ? i_number : 1)),
1737 PMTCallBack, p_demux ) )
1739 PIDRelease( p_demux, pmtpid );
1743 ARRAY_APPEND( p_sys->pid[0].u.p_pat->programs, pmtpid );
1745 psz = strchr( psz, '=' );
1748 while( psz && *psz )
1750 char *psz_next = strchr( psz, ',' );
1756 i_pid = strtol( psz, &psz, 0 );
1757 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1760 char *psz_opt = &psz[1];
1761 if( !strcmp( psz_opt, "pcr" ) )
1763 p_pmt->i_pid_pcr = i_pid;
1765 else if( p_sys->pid[i_pid].type == TYPE_FREE )
1767 ts_pid_t *pid = &p_sys->pid[i_pid];
1769 char *psz_arg = strchr( psz_opt, '=' );
1773 if ( !PIDSetup( p_demux, TYPE_PES, pid, pmtpid ) )
1776 ARRAY_APPEND( p_pmt->e_streams, pid );
1778 if( p_pmt->i_pid_pcr <= 0 )
1779 p_pmt->i_pid_pcr = i_pid;
1781 es_format_t *fmt = &pid->u.p_pes->es.fmt;
1783 if( psz_arg && strlen( psz_arg ) == 4 )
1785 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1786 psz_arg[2], psz_arg[3] );
1787 int i_cat = UNKNOWN_ES;
1789 if( !strcmp( psz_opt, "video" ) )
1791 else if( !strcmp( psz_opt, "audio" ) )
1793 else if( !strcmp( psz_opt, "spu" ) )
1796 es_format_Init( fmt, i_cat, i_codec );
1797 fmt->b_packetized = false;
1801 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1802 PIDFillFormat( fmt, i_stream_type );
1805 fmt->i_group = i_number;
1806 if( p_sys->b_es_id_pid )
1809 if( fmt->i_cat != UNKNOWN_ES )
1811 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1812 (char*)&fmt->i_codec );
1813 pid->u.p_pes->es.id = es_out_Add( p_demux->out, fmt );
1822 p_sys->b_user_pmt = true;
1828 return VLC_EGENERIC;
1831 static int SetPIDFilter( demux_sys_t *p_sys, ts_pid_t *p_pid, bool b_selected )
1834 p_pid->i_flags |= FLAG_FILTERED;
1836 p_pid->i_flags &= ~FLAG_FILTERED;
1838 if( !p_sys->b_access_control )
1839 return VLC_EGENERIC;
1841 return stream_Control( p_sys->stream, STREAM_SET_PRIVATE_ID_STATE,
1842 p_pid->i_pid, b_selected );
1845 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1847 demux_sys_t *p_sys = p_demux->p_sys;
1848 ts_pmt_t *p_pmt = NULL;
1849 ts_pid_t *pid = NULL;
1851 /* Search pmt to be unselected */
1852 if(unlikely(p_sys->pid[0].type != TYPE_PAT))
1855 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
1856 for( int i = 0; i < p_pat->programs.i_size; i++ )
1858 ts_pid_t *pmtpid = p_pat->programs.p_elems[i];
1859 assert(pmtpid->type == TYPE_PMT);
1861 if( pmtpid->u.p_pmt->i_number == i_prg_id )
1864 p_pmt = pid->u.p_pmt;
1871 p_pmt->pcr.b_disable = !p_sys->b_trust_pcr;
1873 SetPIDFilter( p_sys, pid, b_selected );
1874 if( p_pmt->i_pid_pcr > 0 )
1875 SetPIDFilter( p_sys, &p_sys->pid[p_pmt->i_pid_pcr], b_selected );
1878 for( int i = 0; i < p_pmt->e_streams.i_size; i++ )
1880 ts_pid_t *pespid = p_pmt->e_streams.p_elems[i];
1881 assert( pespid->type == TYPE_PES );
1882 /* We only remove/select es that aren't defined by extra pmt */
1883 if( pespid->u.p_pes->es.id || !b_selected )
1884 SetPIDFilter( p_sys, pespid, b_selected );
1888 static void PIDReset( ts_pid_t *pid )
1890 assert(pid->i_refcount == 0);
1892 pid->i_flags &= ~FLAG_SCRAMBLED;
1893 pid->p_parent = NULL;
1894 pid->type = TYPE_FREE;
1897 static bool PIDSetup( demux_t *p_demux, ts_pid_type_t i_type, ts_pid_t *pid, ts_pid_t *p_parent )
1899 if( pid == p_parent || pid->i_pid == 0x1FFF )
1902 if( pid->i_refcount == 0 )
1904 assert( pid->type == TYPE_FREE );
1907 case TYPE_FREE: /* nonsense ?*/
1913 pid->u.p_pat = ts_pat_New( p_demux );
1920 pid->u.p_pmt = ts_pmt_New( p_demux );
1927 pid->u.p_pes = ts_pes_New( p_demux );
1936 pid->u.p_psi = ts_psi_New( p_demux );
1948 pid->p_parent = p_parent;
1950 else if( pid->type == i_type && pid->i_refcount < UINT8_MAX )
1956 if( pid->type != TYPE_FREE )
1957 msg_Warn( p_demux, "Tried to redeclare pid %d with another type", pid->i_pid );
1964 static void PIDRelease( demux_t *p_demux, ts_pid_t *pid )
1966 if( pid->i_refcount == 0 )
1968 assert( pid->type == TYPE_FREE );
1971 else if( pid->i_refcount == 1 )
1975 else if( pid->i_refcount > 1 )
1977 assert( pid->type != TYPE_FREE && pid->type != TYPE_PAT );
1981 if( pid->i_refcount == 0 )
1986 case TYPE_FREE: /* nonsense ?*/
1987 assert( pid->type != TYPE_FREE );
1991 ts_pat_Del( p_demux, pid->u.p_pat );
1992 pid->u.p_pat = NULL;
1996 ts_pmt_Del( p_demux, pid->u.p_pmt );
1997 pid->u.p_pmt = NULL;
2001 ts_pes_Del( p_demux, pid->u.p_pes );
2002 pid->u.p_pes = NULL;
2008 ts_psi_Del( p_demux, pid->u.p_psi );
2009 pid->u.p_psi = NULL;
2014 SetPIDFilter( p_demux->p_sys, pid, false );
2019 static int16_t read_opus_flag(uint8_t **buf, size_t *len)
2024 int16_t ret = ((*buf)[0] << 8) | (*buf)[1];
2035 static block_t *Opus_Parse(demux_t *demux, block_t *block)
2037 block_t *out = NULL;
2038 block_t **last = NULL;
2040 uint8_t *buf = block->p_buffer;
2041 size_t len = block->i_buffer;
2043 while (len > 3 && ((buf[0] << 3) | (buf[1] >> 5)) == 0x3ff) {
2044 int16_t start_trim = 0, end_trim = 0;
2045 int start_trim_flag = (buf[1] >> 4) & 1;
2046 int end_trim_flag = (buf[1] >> 3) & 1;
2047 int control_extension_flag = (buf[1] >> 2) & 1;
2052 unsigned au_size = 0;
2060 if (start_trim_flag) {
2061 start_trim = read_opus_flag(&buf, &len);
2062 if (start_trim < 0) {
2063 msg_Err(demux, "Invalid start trimming flag");
2066 if (end_trim_flag) {
2067 end_trim = read_opus_flag(&buf, &len);
2069 msg_Err(demux, "Invalid end trimming flag");
2072 if (control_extension_flag && len) {
2073 unsigned l = *buf++; len--;
2075 msg_Err(demux, "Invalid control extension length %d > %zu", l, len);
2082 if (!au_size || au_size > len) {
2083 msg_Err(demux, "Invalid Opus AU size %d (PES %zu)", au_size, len);
2087 block_t *au = block_Alloc(au_size);
2090 memcpy(au->p_buffer, buf, au_size);
2091 block_CopyProperties(au, block);
2100 au->i_nb_samples = opus_frame_duration(buf, au_size);
2101 if (end_trim && end_trim <= au->i_nb_samples)
2102 au->i_length = end_trim; /* Blatant abuse of the i_length field. */
2106 if (start_trim && start_trim < (au->i_nb_samples - au->i_length)) {
2107 au->i_nb_samples -= start_trim;
2108 if (au->i_nb_samples == 0)
2109 au->i_flags |= BLOCK_FLAG_PREROLL;
2116 block_Release(block);
2120 /****************************************************************************
2122 ****************************************************************************/
2123 static int ParsePESHeader( demux_t *p_demux, const uint8_t *p_header, size_t i_header,
2124 unsigned *pi_skip, mtime_t *pi_dts, mtime_t *pi_pts )
2129 return VLC_EGENERIC;
2131 switch( p_header[3] )
2133 case 0xBC: /* Program stream map */
2134 case 0xBE: /* Padding */
2135 case 0xBF: /* Private stream 2 */
2136 case 0xF0: /* ECM */
2137 case 0xF1: /* EMM */
2138 case 0xFF: /* Program stream directory */
2139 case 0xF2: /* DSMCC stream */
2140 case 0xF8: /* ITU-T H.222.1 type E stream */
2144 if( ( p_header[6]&0xC0 ) == 0x80 )
2147 i_skip = p_header[8] + 9;
2149 if( p_header[7]&0x80 ) /* has pts */
2151 if( i_header < 9 + 5 )
2152 return VLC_EGENERIC;
2153 *pi_pts = ExtractPESTimestamp( &p_header[9] );
2155 if( p_header[7]&0x40 ) /* has dts */
2157 if( i_header < 14 + 5 )
2158 return VLC_EGENERIC;
2159 *pi_dts = ExtractPESTimestamp( &p_header[14] );
2166 if( i_header < i_skip + 1 )
2167 return VLC_EGENERIC;
2168 while( i_skip < 23 && p_header[i_skip] == 0xff )
2171 if( i_header < i_skip + 1 )
2172 return VLC_EGENERIC;
2176 msg_Err( p_demux, "too much MPEG-1 stuffing" );
2177 return VLC_EGENERIC;
2179 if( ( p_header[i_skip] & 0xC0 ) == 0x40 )
2184 if( i_header < i_skip + 1 )
2185 return VLC_EGENERIC;
2187 if( p_header[i_skip]&0x20 )
2189 if( i_header < i_skip + 5 )
2190 return VLC_EGENERIC;
2191 *pi_pts = ExtractPESTimestamp( &p_header[i_skip] );
2193 if( p_header[i_skip]&0x10 ) /* has dts */
2195 if( i_header < i_skip + 10 )
2196 return VLC_EGENERIC;
2197 *pi_dts = ExtractPESTimestamp( &p_header[i_skip+5] );
2217 static void ParsePES( demux_t *p_demux, ts_pid_t *pid, block_t *p_pes )
2220 unsigned i_pes_size = 0;
2221 unsigned i_skip = 0;
2224 mtime_t i_length = 0;
2226 assert(pid->type == TYPE_PES);
2227 assert(pid->p_parent && pid->p_parent->type == TYPE_PMT);
2229 const int i_max = block_ChainExtract( p_pes, header, 34 );
2232 block_ChainRelease( p_pes );
2236 if( SCRAMBLED(*pid) || header[0] != 0 || header[1] != 0 || header[2] != 1 )
2238 if ( !SCRAMBLED(*pid) )
2239 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
2240 header[0], header[1],header[2],header[3], pid->i_pid );
2241 block_ChainRelease( p_pes );
2245 if( ParsePESHeader( p_demux, (uint8_t*)&header, i_max, &i_skip, &i_dts, &i_pts ) == VLC_EGENERIC )
2247 block_ChainRelease( p_pes );
2253 i_pts = TimeStampWrapAround( pid->p_parent->u.p_pmt, i_pts );
2255 i_dts = TimeStampWrapAround( pid->p_parent->u.p_pmt, i_dts );
2258 if( pid->u.p_pes->es.fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
2259 pid->u.p_pes->es.fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
2263 else if( pid->u.p_pes->es.fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
2264 pid->u.p_pes->es.fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
2265 pid->u.p_pes->es.fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
2269 else if( pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_SUBT &&
2270 pid->u.p_pes->es.p_mpeg4desc )
2272 decoder_config_descriptor_t *dcd = &pid->u.p_pes->es.p_mpeg4desc->dec_descr;
2274 if( dcd->i_extra > 2 &&
2275 dcd->p_extra[0] == 0x10 &&
2276 ( dcd->p_extra[1]&0x10 ) )
2278 /* display length */
2279 if( p_pes->i_buffer + 2 <= i_skip )
2280 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
2284 if( p_pes->i_buffer + 2 <= i_skip )
2285 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
2291 while( p_pes && i_skip > 0 )
2293 if( p_pes->i_buffer <= i_skip )
2295 block_t *p_next = p_pes->p_next;
2297 i_skip -= p_pes->i_buffer;
2298 block_Release( p_pes );
2303 p_pes->i_buffer -= i_skip;
2304 p_pes->p_buffer += i_skip;
2309 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
2310 if( i_pts >= 0 && i_dts < 0 )
2318 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
2321 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
2323 p_pes->i_length = i_length * 100 / 9;
2325 p_block = block_ChainGather( p_pes );
2326 if( pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_SUBT )
2328 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
2330 p_block->i_buffer = i_pes_size;
2333 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
2336 p_block->p_buffer[p_block->i_buffer -1] = '\0';
2338 else if( pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_TELETEXT )
2340 if( p_block->i_pts <= VLC_TS_INVALID && pid->p_parent )
2342 /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
2343 * In this case use the last PCR + 40ms */
2344 assert( pid->p_parent->type == TYPE_PMT );
2345 if( likely(pid->p_parent->type == TYPE_PMT) )
2347 mtime_t i_pcr = pid->p_parent->u.p_pmt->pcr.i_current;
2348 if( i_pcr > VLC_TS_INVALID )
2349 p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
2353 else if( pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_ARIB_A ||
2354 pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_ARIB_C )
2356 if( p_block->i_pts <= VLC_TS_INVALID )
2358 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
2360 p_block->i_buffer = i_pes_size;
2363 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
2366 p_block->p_buffer[p_block->i_buffer -1] = '\0';
2369 else if( pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_OPUS)
2371 p_block = Opus_Parse(p_demux, p_block);
2374 if( !pid->p_parent || pid->p_parent->type != TYPE_PMT )
2376 block_Release( p_block );
2380 ts_pmt_t *p_pmt = pid->p_parent->u.p_pmt;
2383 block_t *p_next = p_block->p_next;
2384 p_block->p_next = NULL;
2386 if( p_pmt->pcr.i_first == -1 ) /* Not seen yet */
2387 PCRFixHandle( p_demux, p_pmt, p_block );
2389 if( p_pmt->pcr.i_current > -1 || p_pmt->pcr.b_disable )
2391 if( pid->u.p_pes->p_prepcr_outqueue )
2393 block_ChainAppend( &pid->u.p_pes->p_prepcr_outqueue, p_block );
2394 p_block = pid->u.p_pes->p_prepcr_outqueue;
2395 pid->u.p_pes->p_prepcr_outqueue = NULL;
2398 if ( p_pmt->pcr.b_disable && p_block->i_dts > VLC_TS_INVALID &&
2399 ( p_pmt->i_pid_pcr == pid->i_pid || p_pmt->i_pid_pcr == 0x1FFF ) )
2401 ProgramSetPCR( p_demux, p_pmt, (p_block->i_dts - VLC_TS_0) * 9 / 100 - 120000 );
2404 /* Compute PCR/DTS offset if any */
2405 if( p_pmt->pcr.i_pcroffset == -1 && p_block->i_dts > VLC_TS_INVALID &&
2406 p_pmt->pcr.i_current > VLC_TS_INVALID )
2408 int64_t i_dts27 = (p_block->i_dts - VLC_TS_0) * 9 / 100;
2409 int64_t i_pcr = TimeStampWrapAround( p_pmt, p_pmt->pcr.i_current );
2410 if( i_dts27 < i_pcr )
2412 p_pmt->pcr.i_pcroffset = i_pcr - i_dts27 + 80000;
2413 msg_Warn( p_demux, "Broken stream: pid %d sends packets with dts %"PRId64
2414 "us later than pcr, applying delay",
2415 pid->i_pid, p_pmt->pcr.i_pcroffset * 100 / 9 );
2417 else p_pmt->pcr.i_pcroffset = 0;
2420 if( p_pmt->pcr.i_pcroffset != -1 )
2422 if( p_block->i_dts > VLC_TS_INVALID )
2423 p_block->i_dts += (p_pmt->pcr.i_pcroffset * 100 / 9);
2424 if( p_block->i_pts > VLC_TS_INVALID )
2425 p_block->i_pts += (p_pmt->pcr.i_pcroffset * 100 / 9);
2428 for( int i = 0; i < pid->u.p_pes->extra_es.i_size; i++ )
2430 es_out_Send( p_demux->out, pid->u.p_pes->extra_es.p_elems[i]->id,
2431 block_Duplicate( p_block ) );
2434 es_out_Send( p_demux->out, pid->u.p_pes->es.id, p_block );
2438 if( p_pmt->pcr.i_first == -1 ) /* Not seen yet */
2439 PCRFixHandle( p_demux, p_pmt, p_block );
2441 block_ChainAppend( &pid->u.p_pes->p_prepcr_outqueue, p_block );
2449 msg_Warn( p_demux, "empty pes" );
2453 static void ParseTableSection( demux_t *p_demux, ts_pid_t *pid, block_t *p_data )
2455 block_t *p_content = block_ChainGather( p_data );
2457 if ( pid->p_parent && pid->p_parent->type == TYPE_PMT )
2459 ts_pmt_t *p_pmt = pid->p_parent->u.p_pmt;
2460 mtime_t i_date = p_pmt->pcr.i_current;
2462 if( pid->u.p_pes->es.fmt.i_codec == VLC_CODEC_SCTE_27 )
2464 /* We need to extract the truncated pts stored inside the payload */
2465 if( p_content->i_buffer > 9 && p_content->p_buffer[0] == 0xc6 )
2468 size_t i_offset = 4;
2469 if( p_content->p_buffer[3] & 0x40 )
2471 i_index = ((p_content->p_buffer[7] & 0x0f) << 8) |
2472 p_content->p_buffer[8];
2475 if( i_index == 0 && p_content->i_buffer > i_offset + 8 )
2477 bool is_immediate = p_content->p_buffer[i_offset + 3] & 0x40;
2480 mtime_t i_display_in = GetDWBE( &p_content->p_buffer[i_offset + 4] );
2481 if( i_display_in < i_date )
2482 i_date = i_display_in + (1ll << 32);
2484 i_date = i_display_in;
2491 p_content->i_dts = p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
2492 PCRFixHandle( p_demux, p_pmt, p_content );
2495 es_out_Send( p_demux->out, pid->u.p_pes->es.id, p_content );
2498 static void ParseData( demux_t *p_demux, ts_pid_t *pid )
2500 block_t *p_data = pid->u.p_pes->p_data;
2505 /* remove the pes from pid */
2506 pid->u.p_pes->p_data = NULL;
2507 pid->u.p_pes->i_data_size = 0;
2508 pid->u.p_pes->i_data_gathered = 0;
2509 pid->u.p_pes->pp_last = &pid->u.p_pes->p_data;
2511 if( pid->u.p_pes->data_type == TS_ES_DATA_PES )
2513 ParsePES( p_demux, pid, p_data );
2515 else if( pid->u.p_pes->data_type == TS_ES_DATA_TABLE_SECTION )
2517 ParseTableSection( p_demux, pid, p_data );
2521 block_ChainRelease( p_data );
2525 static block_t* ReadTSPacket( demux_t *p_demux )
2527 demux_sys_t *p_sys = p_demux->p_sys;
2531 /* Get a new TS packet */
2532 if( !( p_pkt = stream_Block( p_sys->stream, p_sys->i_packet_size ) ) )
2534 if( stream_Tell( p_sys->stream ) == stream_Size( p_sys->stream ) )
2535 msg_Dbg( p_demux, "EOF at %"PRId64, stream_Tell( p_sys->stream ) );
2537 msg_Dbg( p_demux, "Can't read TS packet at %"PRId64, stream_Tell(p_sys->stream) );
2541 if( p_pkt->i_buffer < TS_HEADER_SIZE + p_sys->i_packet_header_size )
2543 block_Release( p_pkt );
2547 /* Skip header (BluRay streams).
2548 * re-sync logic would do this (by adjusting packet start), but this would result in losing first and last ts packets.
2549 * First packet is usually PAT, and losing it means losing whole first GOP. This is fatal with still-image based menus.
2551 p_pkt->p_buffer += p_sys->i_packet_header_size;
2552 p_pkt->i_buffer -= p_sys->i_packet_header_size;
2554 /* Check sync byte and re-sync if needed */
2555 if( p_pkt->p_buffer[0] != 0x47 )
2557 msg_Warn( p_demux, "lost synchro" );
2558 block_Release( p_pkt );
2561 const uint8_t *p_peek;
2562 int i_peek, i_skip = 0;
2564 i_peek = stream_Peek( p_sys->stream, &p_peek,
2565 p_sys->i_packet_size * 10 );
2566 if( i_peek < p_sys->i_packet_size + 1 )
2568 msg_Dbg( p_demux, "eof ?" );
2572 while( i_skip < i_peek - p_sys->i_packet_size )
2574 if( p_peek[i_skip + p_sys->i_packet_header_size] == 0x47 &&
2575 p_peek[i_skip + p_sys->i_packet_header_size + p_sys->i_packet_size] == 0x47 )
2581 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
2582 stream_Read( p_sys->stream, NULL, i_skip );
2584 if( i_skip < i_peek - p_sys->i_packet_size )
2589 if( !( p_pkt = stream_Block( p_sys->stream, p_sys->i_packet_size ) ) )
2591 msg_Dbg( p_demux, "eof ?" );
2598 static int64_t TimeStampWrapAround( ts_pmt_t *p_pmt, int64_t i_time )
2600 int64_t i_adjust = 0;
2601 if( p_pmt && p_pmt->pcr.i_first > 0x0FFFFFFFF && i_time < 0x0FFFFFFFF )
2602 i_adjust = 0x1FFFFFFFF;
2604 return i_time + i_adjust;
2607 static mtime_t GetPCR( block_t *p_pkt )
2609 const uint8_t *p = p_pkt->p_buffer;
2613 if( ( p[3]&0x20 ) && /* adaptation */
2617 /* PCR is 33 bits */
2618 i_pcr = ( (mtime_t)p[6] << 25 ) |
2619 ( (mtime_t)p[7] << 17 ) |
2620 ( (mtime_t)p[8] << 9 ) |
2621 ( (mtime_t)p[9] << 1 ) |
2622 ( (mtime_t)p[10] >> 7 );
2627 static void UpdateScrambledState( demux_t *p_demux, ts_pid_t *p_pid, bool b_scrambled )
2629 if( !SCRAMBLED(*p_pid) == !b_scrambled )
2632 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
2633 p_pid->i_pid, SCRAMBLED(*p_pid), b_scrambled );
2635 p_pid->i_flags |= (b_scrambled) ? FLAG_SCRAMBLED : FLAGS_NONE;
2637 if( p_pid->type == TYPE_PES && p_pid->u.p_pes->es.id )
2639 for( int i = 0; i < p_pid->u.p_pes->extra_es.i_size; i++ )
2641 if( p_pid->u.p_pes->extra_es.p_elems[i]->id )
2642 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2643 p_pid->u.p_pes->extra_es.p_elems[i]->id, b_scrambled );
2645 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2646 p_pid->u.p_pes->es.id, b_scrambled );
2650 static inline void FlushESBuffer( ts_pes_t *p_pes )
2654 p_pes->i_data_gathered = p_pes->i_data_size = 0;
2655 block_ChainRelease( p_pes->p_data );
2656 p_pes->p_data = NULL;
2657 p_pes->pp_last = &p_pes->p_data;
2661 static void ReadyQueuesPostSeek( demux_t *p_demux )
2663 demux_sys_t *p_sys = p_demux->p_sys;
2665 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
2666 for( int i=0; i< p_pat->programs.i_size; i++ )
2668 ts_pmt_t *p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
2669 for( int j=0; j<p_pmt->e_streams.i_size; j++ )
2671 ts_pid_t *pid = p_pmt->e_streams.p_elems[j];
2673 if( pid->type != TYPE_PES )
2676 if( !pid->u.p_pes->es.id )
2678 block_t *p_block = block_Alloc(1);
2681 p_block->i_buffer = 0;
2682 p_block->i_flags = BLOCK_FLAG_DISCONTINUITY | BLOCK_FLAG_CORRUPTED;
2683 es_out_Send( p_demux->out, pid->u.p_pes->es.id, p_block );
2689 if( pid->u.p_pes->p_prepcr_outqueue )
2691 block_ChainRelease( pid->u.p_pes->p_prepcr_outqueue );
2692 pid->u.p_pes->p_prepcr_outqueue = NULL;
2695 FlushESBuffer( pid->u.p_pes );
2697 p_pmt->pcr.i_current = -1;
2701 static int SeekToTime( demux_t *p_demux, ts_pmt_t *p_pmt, int64_t i_scaledtime )
2703 demux_sys_t *p_sys = p_demux->p_sys;
2705 /* Deal with common but worst binary search case */
2706 if( p_pmt->pcr.i_first == i_scaledtime && p_sys->b_canseek )
2707 return stream_Seek( p_sys->stream, 0 );
2709 if( !p_sys->b_canfastseek )
2710 return VLC_EGENERIC;
2712 int64_t i_initial_pos = stream_Tell( p_sys->stream );
2714 /* Find the time position by using binary search algorithm. */
2715 int64_t i_head_pos = 0;
2716 int64_t i_tail_pos = stream_Size( p_sys->stream ) - p_sys->i_packet_size;
2717 if( i_head_pos >= i_tail_pos )
2718 return VLC_EGENERIC;
2720 bool b_found = false;
2721 while( (i_head_pos + p_sys->i_packet_size) <= i_tail_pos && !b_found )
2723 /* Round i_pos to a multiple of p_sys->i_packet_size */
2724 int64_t i_splitpos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
2725 int64_t i_div = i_splitpos % p_sys->i_packet_size;
2726 i_splitpos -= i_div;
2728 if ( stream_Seek( p_sys->stream, i_splitpos ) != VLC_SUCCESS )
2731 int64_t i_pos = i_splitpos;
2732 while( i_pos > -1 && i_pos < i_tail_pos )
2735 block_t *p_pkt = ReadTSPacket( p_demux );
2738 i_head_pos = i_tail_pos;
2742 i_pos = stream_Tell( p_sys->stream );
2744 int i_pid = PIDGet( p_pkt );
2745 if( i_pid != 0x1FFF && p_sys->pid[i_pid].type == TYPE_PES &&
2746 p_sys->pid[i_pid].p_parent->u.p_pmt == p_pmt &&
2747 (p_pkt->p_buffer[1] & 0xC0) == 0x40 && /* Payload start but not corrupt */
2748 (p_pkt->p_buffer[3] & 0xD0) == 0x10 /* Has payload but is not encrypted */
2751 unsigned i_skip = 4;
2752 if ( p_pkt->p_buffer[3] & 0x20 ) // adaptation field
2754 if( p_pkt->i_buffer >= 4 + 2 + 5 )
2756 i_pcr = GetPCR( p_pkt );
2757 i_skip += 1 + p_pkt->p_buffer[4];
2764 if ( VLC_SUCCESS == ParsePESHeader( p_demux, &p_pkt->p_buffer[i_skip],
2765 p_pkt->i_buffer - i_skip, &i_skip, &i_dts, &i_pts ) )
2772 block_Release( p_pkt );
2776 int64_t i_diff = i_scaledtime - TimeStampWrapAround( p_pmt, i_pcr );
2778 i_tail_pos = i_splitpos - p_sys->i_packet_size;
2779 else if( i_diff < TO_SCALE(VLC_TS_0 + CLOCK_FREQ / 2) ) // 500ms
2787 if ( !b_found && i_pos > i_tail_pos - p_sys->i_packet_size )
2788 i_tail_pos = i_splitpos - p_sys->i_packet_size;
2793 msg_Dbg( p_demux, "Seek():cannot find a time position." );
2794 stream_Seek( p_sys->stream, i_initial_pos );
2795 return VLC_EGENERIC;
2800 static ts_pmt_t * GetProgramByID( demux_sys_t *p_sys, int i_program )
2802 if(unlikely(p_sys->pid[0].type != TYPE_PAT))
2805 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
2806 for( int i = 0; i < p_pat->programs.i_size; i++ )
2808 assert(p_pat->programs.p_elems[i]->type == TYPE_PMT);
2809 ts_pmt_t *p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
2810 if( p_pmt->i_number == i_program )
2816 #define PROBE_CHUNK_COUNT 250
2818 static int ProbeChunk( demux_t *p_demux, int i_program, bool b_end, int64_t *pi_pcr, bool *pb_found )
2820 demux_sys_t *p_sys = p_demux->p_sys;
2822 block_t *p_pkt = NULL;
2827 if( i_count++ > PROBE_CHUNK_COUNT || !( p_pkt = ReadTSPacket( p_demux ) ) )
2832 int i_pid = PIDGet( p_pkt );
2833 p_sys->pid[i_pid].i_flags |= FLAG_SEEN;
2835 if( i_pid != 0x1FFF && p_sys->pid[i_pid].type == TYPE_PES &&
2836 (p_pkt->p_buffer[1] & 0xC0) == 0x40 && /* Payload start but not corrupt */
2837 (p_pkt->p_buffer[3] & 0xD0) == 0x10 /* Has payload but is not encrypted */
2840 bool b_pcrresult = true;
2842 if( p_pkt->i_buffer >= 4 + 2 + 5 )
2843 *pi_pcr = GetPCR( p_pkt );
2847 b_pcrresult = false;
2850 unsigned i_skip = 4;
2851 if ( p_pkt->p_buffer[3] & 0x20 ) // adaptation field
2852 i_skip += 1 + p_pkt->p_buffer[4];
2854 if ( VLC_SUCCESS == ParsePESHeader( p_demux, &p_pkt->p_buffer[i_skip],
2855 p_pkt->i_buffer - i_skip,
2856 &i_skip, &i_dts, &i_pts ) )
2860 else if( i_pts != -1 )
2865 if( *pi_pcr != -1 ) // TODO: non ES PCR
2867 ts_pid_t *pmtpid = p_sys->pid[i_pid].p_parent;
2868 assert(pmtpid->type == TYPE_PMT);
2870 if( i_program == 0 || i_program == pmtpid->u.p_pmt->i_number )
2874 pmtpid->u.p_pmt->i_last_dts = *pi_pcr;
2876 /* Start, only keep first */
2877 else if( b_pcrresult && pmtpid->u.p_pmt->pcr.i_first == -1 )
2879 pmtpid->u.p_pmt->pcr.i_first = *pi_pcr;
2881 else if( pmtpid->u.p_pmt->pcr.i_first_dts < VLC_TS_0 )
2883 pmtpid->u.p_pmt->pcr.i_first_dts = VLC_TS_0 + *pi_pcr * 100 / 9;
2890 block_Release( p_pkt );
2896 static int ProbeStart( demux_t *p_demux, int i_program )
2898 demux_sys_t *p_sys = p_demux->p_sys;
2899 const int64_t i_initial_pos = stream_Tell( p_sys->stream );
2900 int64_t i_stream_size = stream_Size( p_sys->stream );
2902 int i_probe_count = 0;
2905 bool b_found = false;
2909 i_pos = p_sys->i_packet_size * i_probe_count;
2910 i_pos = __MIN( i_pos, i_stream_size );
2912 if( stream_Seek( p_sys->stream, i_pos ) )
2913 return VLC_EGENERIC;
2915 ProbeChunk( p_demux, i_program, false, &i_pcr, &b_found );
2917 /* Go ahead one more chunk if end of file contained only stuffing packets */
2918 i_probe_count += PROBE_CHUNK_COUNT;
2919 } while( i_pos > 0 && (i_pcr == -1 || !b_found) && i_probe_count < (2 * PROBE_CHUNK_COUNT) );
2921 stream_Seek( p_sys->stream, i_initial_pos );
2923 return (b_found) ? VLC_SUCCESS : VLC_EGENERIC;
2926 static int ProbeEnd( demux_t *p_demux, int i_program )
2928 demux_sys_t *p_sys = p_demux->p_sys;
2929 const int64_t i_initial_pos = stream_Tell( p_sys->stream );
2930 int64_t i_stream_size = stream_Size( p_sys->stream );
2932 int i_probe_count = PROBE_CHUNK_COUNT;
2935 bool b_found = false;
2939 i_pos = i_stream_size - (p_sys->i_packet_size * i_probe_count);
2940 i_pos = __MAX( i_pos, 0 );
2942 if( stream_Seek( p_sys->stream, i_pos ) )
2943 return VLC_EGENERIC;
2945 ProbeChunk( p_demux, i_program, true, &i_pcr, &b_found );
2947 /* Go ahead one more chunk if end of file contained only stuffing packets */
2948 i_probe_count += PROBE_CHUNK_COUNT;
2949 } while( i_pos > 0 && (i_pcr == -1 || !b_found) && i_probe_count < (6 * PROBE_CHUNK_COUNT) );
2951 stream_Seek( p_sys->stream, i_initial_pos );
2953 return (b_found) ? VLC_SUCCESS : VLC_EGENERIC;
2956 static void ProgramSetPCR( demux_t *p_demux, ts_pmt_t *p_pmt, mtime_t i_pcr )
2958 demux_sys_t *p_sys = p_demux->p_sys;
2960 /* Check if we have enqueued blocks waiting the/before the
2961 PCR barrier, and then adapt pcr so they have valid PCR when dequeuing */
2962 if( p_pmt->pcr.i_current == -1 )
2964 mtime_t i_mindts = -1;
2966 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
2967 for( int i=0; i< p_pat->programs.i_size; i++ )
2969 ts_pmt_t *p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
2970 for( int j=0; j<p_pmt->e_streams.i_size; j++ )
2972 ts_pid_t *p_pid = p_pmt->e_streams.p_elems[j];
2973 block_t *p_block = p_pid->u.p_pes->p_prepcr_outqueue;
2974 while( p_block && p_block->i_dts == VLC_TS_INVALID )
2975 p_block = p_block->p_next;
2977 if( p_block && ( i_mindts == -1 || p_block->i_dts < i_mindts ) )
2978 i_mindts = p_block->i_dts;
2982 if( i_mindts > VLC_TS_INVALID )
2984 msg_Dbg( p_demux, "Program %d PCR prequeue fixup %"PRId64"->%"PRId64,
2985 p_pmt->i_number, TO_SCALE(i_mindts), i_pcr );
2986 i_pcr = TO_SCALE(i_mindts);
2990 p_pmt->pcr.i_current = i_pcr;
2991 if( p_pmt->pcr.i_first == -1 )
2993 p_pmt->pcr.i_first = i_pcr; // now seen
2996 if ( p_sys->i_pmt_es )
2998 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
2999 p_pmt->i_number, VLC_TS_0 + i_pcr * 100 / 9 );
3003 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
3005 demux_sys_t *p_sys = p_demux->p_sys;
3007 if( p_sys->i_pmt_es <= 0 )
3010 mtime_t i_pcr = GetPCR( p_bk );
3014 pid->probed.i_pcr_count++;
3016 if(unlikely(p_sys->pid[0].type != TYPE_PAT))
3019 /* Search program and set the PCR */
3020 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
3021 for( int i = 0; i < p_pat->programs.i_size; i++ )
3023 ts_pmt_t *p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
3024 mtime_t i_program_pcr = TimeStampWrapAround( p_pmt, i_pcr );
3026 if( p_pmt->i_pid_pcr == 0x1FFF ) /* That program has no dedicated PCR pid ISO/IEC 13818-1 2.4.4.9 */
3028 if( pid->p_parent ) /* PCR shall be on pid itself */
3030 /* ? update PCR for the whole group program ? */
3031 ProgramSetPCR( p_demux, p_pmt, i_program_pcr );
3035 msg_Warn(p_demux, "discarding PCR update from pid %d which has no owner", pid->i_pid);
3039 else /* set PCR provided by current pid to program(s) referencing it */
3041 /* Can be dedicated PCR pid (no owned then) or another pid (owner == pmt) */
3042 if( p_pmt->i_pid_pcr == pid->i_pid ) /* If that program references current pid as PCR */
3044 /* We've found a target group for update */
3045 ProgramSetPCR( p_demux, p_pmt, i_program_pcr );
3052 static int FindPCRCandidate( ts_pmt_t *p_pmt )
3054 ts_pid_t *p_cand = NULL;
3055 int i_previous = p_pmt->i_pid_pcr;
3057 for( int i=0; i<p_pmt->e_streams.i_size; i++ )
3059 ts_pid_t *p_pid = p_pmt->e_streams.p_elems[i];
3061 (!p_cand || p_cand->i_pid != i_previous) )
3063 if( p_pid->probed.i_pcr_count ) /* check PCR frequency first */
3065 if( !p_cand || p_pid->probed.i_pcr_count > p_cand->probed.i_pcr_count )
3072 if( p_pid->u.p_pes->es.fmt.i_cat == AUDIO_ES )
3077 else if ( p_pid->u.p_pes->es.fmt.i_cat == VIDEO_ES ) /* Otherwise prioritize video dts */
3079 if( !p_cand || p_cand->u.p_pes->es.fmt.i_cat == AUDIO_ES )
3086 return p_cand->i_pid;
3091 static void PCRFixHandle( demux_t *p_demux, ts_pmt_t *p_pmt, block_t *p_block )
3093 if( p_pmt->pcr.i_first > -1 || p_pmt->pcr.b_disable )
3096 /* Record the first data packet timestamp in case there wont be any PCR */
3097 if( !p_pmt->pcr.i_first_dts )
3099 p_pmt->pcr.i_first_dts = p_block->i_dts;
3101 else if( p_block->i_dts - p_pmt->pcr.i_first_dts > CLOCK_FREQ / 2 ) /* "shall not exceed 100ms" */
3103 int i_cand = FindPCRCandidate( p_pmt );
3104 p_pmt->i_pid_pcr = i_cand;
3105 p_pmt->pcr.b_disable = true; /* So we do not wait packet PCR flag as there might be none on the pid */
3106 msg_Warn( p_demux, "No PCR received for program %d, set up workaround using pid %d",
3107 p_pmt->i_number, i_cand );
3111 static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
3113 const uint8_t *p = p_bk->p_buffer;
3114 const bool b_unit_start = p[1]&0x40;
3115 const bool b_adaptation = p[3]&0x20;
3116 const bool b_payload = p[3]&0x10;
3117 const int i_cc = p[3]&0x0f; /* continuity counter */
3118 bool b_discontinuity = false; /* discontinuity */
3120 /* transport_scrambling_control is ignored */
3125 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
3126 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
3130 /* For now, ignore additional error correction
3131 * TODO: handle Reed-Solomon 204,188 error correction */
3132 p_bk->i_buffer = TS_PACKET_SIZE_188;
3136 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
3138 if( pid->u.p_pes->p_data ) //&& pid->es->fmt.i_cat == VIDEO_ES )
3139 pid->u.p_pes->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
3142 if( p_demux->p_sys->csa )
3144 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
3145 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
3146 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
3151 /* We don't have any adaptation_field, so payload starts
3152 * immediately after the 4 byte TS header */
3157 /* p[4] is adaptation_field_length minus one */
3161 /* discontinuity indicator found in stream */
3162 b_discontinuity = (p[5]&0x80) ? true : false;
3163 if( b_discontinuity && pid->u.p_pes->p_data )
3165 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
3167 /* pid->es->p_data->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
3171 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
3176 /* Test continuity counter */
3177 /* continuous when (one of this):
3179 * diff == 0 and payload == 0
3180 * diff == 0 and duplicate packet (playload != 0) <- should we
3181 * test the content ?
3183 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
3184 if( b_payload && i_diff == 1 )
3186 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
3190 if( pid->i_cc == 0xff )
3192 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
3196 else if( i_diff != 0 && !b_discontinuity )
3198 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
3199 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
3202 if( pid->u.p_pes->p_data && pid->u.p_pes->es.fmt.i_cat != VIDEO_ES &&
3203 pid->u.p_pes->es.fmt.i_cat != AUDIO_ES )
3205 /* Small audio/video artifacts are usually better than
3206 * dropping full frames */
3207 pid->u.p_pes->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
3212 PCRHandle( p_demux, pid, p_bk );
3214 if( i_skip >= 188 || pid->u.p_pes->es.id == NULL )
3216 block_Release( p_bk );
3220 /* We have to gather it */
3221 p_bk->p_buffer += i_skip;
3222 p_bk->i_buffer -= i_skip;
3226 if( pid->u.p_pes->data_type == TS_ES_DATA_TABLE_SECTION && p_bk->i_buffer > 0 )
3228 int i_pointer_field = __MIN( p_bk->p_buffer[0], p_bk->i_buffer - 1 );
3229 block_t *p = block_Duplicate( p_bk );
3232 p->i_buffer = i_pointer_field;
3234 block_ChainLastAppend( &pid->u.p_pes->pp_last, p );
3236 p_bk->i_buffer -= 1 + i_pointer_field;
3237 p_bk->p_buffer += 1 + i_pointer_field;
3239 if( pid->u.p_pes->p_data )
3241 ParseData( p_demux, pid );
3245 block_ChainLastAppend( &pid->u.p_pes->pp_last, p_bk );
3246 if( pid->u.p_pes->data_type == TS_ES_DATA_PES )
3248 if( p_bk->i_buffer > 6 )
3250 pid->u.p_pes->i_data_size = GetWBE( &p_bk->p_buffer[4] );
3251 if( pid->u.p_pes->i_data_size > 0 )
3253 pid->u.p_pes->i_data_size += 6;
3257 else if( pid->u.p_pes->data_type == TS_ES_DATA_TABLE_SECTION )
3259 if( p_bk->i_buffer > 3 && p_bk->p_buffer[0] != 0xff )
3261 pid->u.p_pes->i_data_size = 3 + (((p_bk->p_buffer[1] & 0xf) << 8) | p_bk->p_buffer[2]);
3264 pid->u.p_pes->i_data_gathered += p_bk->i_buffer;
3265 if( pid->u.p_pes->i_data_size > 0 &&
3266 pid->u.p_pes->i_data_gathered >= pid->u.p_pes->i_data_size )
3268 ParseData( p_demux, pid );
3274 if( pid->u.p_pes->p_data == NULL )
3276 /* msg_Dbg( p_demux, "broken packet" ); */
3277 block_Release( p_bk );
3281 block_ChainLastAppend( &pid->u.p_pes->pp_last, p_bk );
3282 pid->u.p_pes->i_data_gathered += p_bk->i_buffer;
3284 if( pid->u.p_pes->i_data_size > 0 &&
3285 pid->u.p_pes->i_data_gathered >= pid->u.p_pes->i_data_size )
3287 ParseData( p_demux, pid );
3296 static void PIDFillFormat( es_format_t *fmt, int i_stream_type )
3298 switch( i_stream_type )
3300 case 0x01: /* MPEG-1 video */
3301 case 0x02: /* MPEG-2 video */
3302 case 0x80: /* MPEG-2 MOTO video */
3303 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
3305 case 0x03: /* MPEG-1 audio */
3306 case 0x04: /* MPEG-2 audio */
3307 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
3309 case 0x11: /* MPEG4 (audio) LATM */
3310 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
3311 case 0x1c: /* ISO/IEC 14496-3 Audio, without using any additional
3312 transport syntax, such as DST, ALS and SLS */
3313 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
3315 case 0x10: /* MPEG4 (video) */
3316 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
3318 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
3319 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
3321 case 0x24: /* HEVC */
3322 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_HEVC );
3324 case 0x42: /* CAVS (Chinese AVS) */
3325 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
3328 case 0x81: /* A52 (audio) */
3329 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
3331 case 0x82: /* SCTE-27 (sub) */
3332 es_format_Init( fmt, SPU_ES, VLC_CODEC_SCTE_27 );
3334 case 0x84: /* SDDS (audio) */
3335 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
3337 case 0x85: /* DTS (audio) */
3338 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
3340 case 0x87: /* E-AC3 */
3341 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
3344 case 0x91: /* A52 vls (audio) */
3345 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
3347 case 0x92: /* DVD_SPU vls (sub) */
3348 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
3351 case 0x94: /* SDDS (audio) */
3352 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
3355 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
3356 es_format_Init( fmt, UNKNOWN_ES, 0 );
3359 case 0x06: /* PES_PRIVATE (fixed later) */
3360 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
3361 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
3363 es_format_Init( fmt, UNKNOWN_ES, 0 );
3367 /* PES packets usually contain truncated frames */
3368 fmt->b_packetized = false;
3371 /*****************************************************************************
3372 * MP4 specific functions (IOD parser)
3373 *****************************************************************************/
3374 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
3377 unsigned int i_len = 0;
3383 i_len = ( i_len << 7 ) + ( i_b&0x7f );
3385 } while( i_b&0x80 && *pi_data > 0 );
3387 if (i_len > *pi_data)
3393 static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
3396 while( *pi_data > 0 && bytes-- )
3407 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
3409 int len = IODGetBytes( pi_data, pp_data, 1 );
3412 char *url = strndup( (char*)*pp_data, len );
3418 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
3420 uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
3422 iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
3431 byte1 = IODGetBytes( &i_data, &p_data, 1 );
3432 byte2 = IODGetBytes( &i_data, &p_data, 1 );
3433 byte3 = IODGetBytes( &i_data, &p_data, 1 );
3434 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
3436 i_iod_label = byte1;
3439 else //correct implementation of the IOD_descriptor
3441 i_iod_label = byte2;
3445 ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
3447 if( i_iod_tag != 0x02 )
3449 ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
3453 IODDescriptorLength( &i_data, &p_data );
3455 uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
3456 uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
3457 i_od_id |= i_flags >> 6;
3458 ts_debug( "\n* od_id:%d", i_od_id );
3459 ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
3460 if ((i_flags >> 5) & 0x01)
3462 p_iod->psz_url = IODGetURL( &i_data, &p_data );
3463 ts_debug( "\n* url string:%s", p_iod->psz_url );
3464 ts_debug( "\n*****************************\n" );
3469 p_iod->psz_url = NULL;
3472 /* Profile Level Indication */
3473 IODGetBytes( &i_data, &p_data, 1 ); /* OD */
3474 IODGetBytes( &i_data, &p_data, 1 ); /* scene */
3475 IODGetBytes( &i_data, &p_data, 1 ); /* audio */
3476 IODGetBytes( &i_data, &p_data, 1 ); /* visual */
3477 IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
3480 int i_data_sav = i_data;
3481 uint8_t *p_data_sav = p_data;
3482 for (int i = 0; i_data > 0 && i < ES_DESCRIPTOR_COUNT; i++)
3484 es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
3486 p_data = p_data_sav + i_length;
3487 i_data = i_data_sav - i_length;
3489 int i_tag = IODGetBytes( &i_data, &p_data, 1 );
3490 i_length = IODDescriptorLength( &i_data, &p_data );
3492 i_data_sav = i_data;
3493 p_data_sav = p_data;
3497 if ( i_tag != 0x03 )
3499 ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
3503 es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
3504 int i_flags = IODGetBytes( &i_data, &p_data, 1 );
3505 bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
3506 if( b_streamDependenceFlag )
3507 IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
3509 if( (i_flags >> 6) & 0x01 )
3510 es_descr->psz_url = IODGetURL( &i_data, &p_data );
3512 bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
3513 if( b_OCRStreamFlag )
3514 IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
3516 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
3518 ts_debug( "\n* ERR missing DecoderConfigDescr" );
3521 int i_config_desc_length = IODDescriptorLength( &i_data, &p_data ); /* DecoderConfigDescr_length */
3522 decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
3523 dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
3524 i_flags = IODGetBytes( &i_data, &p_data, 1 );
3525 dec_descr->i_streamType = i_flags >> 2;
3527 IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
3528 IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
3529 IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
3531 if( i_config_desc_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
3533 dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
3534 if( dec_descr->i_extra > 0 )
3536 dec_descr->p_extra = xmalloc( dec_descr->i_extra );
3537 memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
3538 p_data += dec_descr->i_extra;
3539 i_data -= dec_descr->i_extra;
3544 dec_descr->i_extra = 0;
3545 dec_descr->p_extra = NULL;
3548 if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
3550 ts_debug( "\n* ERR missing SLConfigDescr" );
3553 IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
3554 switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
3557 ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
3562 es_descr->b_ok = true;
3568 static void IODFree( iod_descriptor_t *p_iod )
3570 if( p_iod->psz_url )
3572 free( p_iod->psz_url );
3577 for( int i = 0; i < 255; i++ )
3579 #define es_descr p_iod->es_descr[i]
3582 if( es_descr.psz_url )
3583 free( es_descr.psz_url );
3585 free( es_descr.dec_descr.p_extra );
3592 /****************************************************************************
3593 ****************************************************************************
3594 ** libdvbpsi callbacks
3595 ****************************************************************************
3596 ****************************************************************************/
3597 static bool ProgramIsSelected( demux_sys_t *p_sys, uint16_t i_pgrm )
3599 for(int i=0; i<p_sys->programs.i_size; i++)
3600 if( p_sys->programs.p_elems[i] == i_pgrm )
3606 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
3608 demux_sys_t *p_sys = p_demux->p_sys;
3610 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
3613 msg_Warn( p_demux, "Switching to non DVB mode" );
3615 /* This doesn't look like a DVB stream so don't try
3616 * parsing the SDT/EDT/TDT */
3618 PIDRelease( p_demux, &p_sys->pid[0x11] );
3619 PIDRelease( p_demux, &p_sys->pid[0x12] );
3620 PIDRelease( p_demux, &p_sys->pid[0x14] );
3621 p_sys->b_dvb_meta = false;
3624 #include "dvb-text.h"
3626 static char *EITConvertToUTF8( demux_t *p_demux,
3627 const unsigned char *psz_instring,
3631 demux_sys_t *p_sys = p_demux->p_sys;
3633 if( p_sys->arib.e_mode == ARIBMODE_ENABLED )
3635 if ( !p_sys->arib.p_instance )
3636 p_sys->arib.p_instance = arib_instance_new( p_demux );
3637 if ( !p_sys->arib.p_instance )
3639 arib_decoder_t *p_decoder = arib_get_decoder( p_sys->arib.p_instance );
3643 char *psz_outstring = NULL;
3646 i_out = i_length * 4;
3647 psz_outstring = (char*) calloc( i_out + 1, sizeof(char) );
3648 if( !psz_outstring )
3651 arib_initialize_decoder( p_decoder );
3652 i_out = arib_decode_buffer( p_decoder, psz_instring, i_length,
3653 psz_outstring, i_out );
3654 arib_finalize_decoder( p_decoder );
3656 return psz_outstring;
3661 /* Deal with no longer broken providers (no switch byte
3662 but sending ISO_8859-1 instead of ISO_6937) without
3663 removing them from the broken providers table
3664 (keep the entry for correctly handling recorded TS).
3666 b_broken = b_broken && i_length && *psz_instring > 0x20;
3669 return FromCharset( "ISO_8859-1", psz_instring, i_length );
3670 return vlc_from_EIT( psz_instring, i_length );
3673 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
3675 demux_sys_t *p_sys = p_demux->p_sys;
3676 ts_pid_t *sdt = &p_sys->pid[0x11];
3677 dvbpsi_sdt_service_t *p_srv;
3679 msg_Dbg( p_demux, "SDTCallBack called" );
3681 if( p_sys->es_creation != CREATE_ES ||
3682 !p_sdt->b_current_next ||
3683 p_sdt->i_version == sdt->u.p_psi->i_version )
3685 dvbpsi_sdt_delete( p_sdt );
3689 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
3692 p_sdt->i_version, p_sdt->b_current_next,
3693 p_sdt->i_network_id );
3695 p_sys->b_broken_charset = false;
3697 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
3700 dvbpsi_descriptor_t *p_dr;
3702 const char *psz_type = NULL;
3703 const char *psz_status = NULL;
3705 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
3706 "running=%d free_ca=%d",
3707 p_srv->i_service_id, p_srv->b_eit_schedule,
3708 p_srv->b_eit_present, p_srv->i_running_status,
3711 if( p_sys->vdr.i_service && p_srv->i_service_id != p_sys->vdr.i_service )
3713 msg_Dbg( p_demux, " * service id=%d skipped (not declared in vdr header)",
3714 p_sys->vdr.i_service );
3718 p_meta = vlc_meta_New();
3719 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
3721 if( p_dr->i_tag == 0x48 )
3723 static const char *ppsz_type[17] = {
3725 "Digital television service",
3726 "Digital radio sound service",
3728 "NVOD reference service",
3729 "NVOD time-shifted service",
3732 "SECAM coded signal",
3735 "NTSC coded signal",
3736 "Data broadcast service",
3737 "Reserved for Common Interface Usage",
3738 "RCS Map (see EN 301 790 [35])",
3739 "RCS FLS (see EN 301 790 [35])",
3742 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
3746 /* Workarounds for broadcasters with broken EPG */
3748 if( p_sdt->i_network_id == 133 )
3749 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
3751 /* List of providers using ISO8859-1 */
3752 static const char ppsz_broken_providers[][8] = {
3753 "CSAT", /* CanalSat FR */
3754 "GR1", /* France televisions */
3756 "MR5", /* France 2/M6 HD */
3759 for( int i = 0; *ppsz_broken_providers[i]; i++ )
3761 const size_t i_length = strlen(ppsz_broken_providers[i]);
3762 if( pD->i_service_provider_name_length == i_length &&
3763 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
3764 p_sys->b_broken_charset = true;
3767 /* FIXME: Digital+ ES also uses ISO8859-1 */
3769 str1 = EITConvertToUTF8(p_demux,
3770 pD->i_service_provider_name,
3771 pD->i_service_provider_name_length,
3772 p_sys->b_broken_charset );
3773 str2 = EITConvertToUTF8(p_demux,
3775 pD->i_service_name_length,
3776 p_sys->b_broken_charset );
3778 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
3779 pD->i_service_type, str1, str2 );
3781 vlc_meta_SetTitle( p_meta, str2 );
3782 vlc_meta_SetPublisher( p_meta, str1 );
3783 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
3784 psz_type = ppsz_type[pD->i_service_type];
3790 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
3792 static const char *ppsz_status[5] = {
3795 "Starts in a few seconds",
3799 psz_status = ppsz_status[p_srv->i_running_status];
3803 vlc_meta_AddExtra( p_meta, "Type", psz_type );
3805 vlc_meta_AddExtra( p_meta, "Status", psz_status );
3807 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
3808 p_srv->i_service_id, p_meta );
3809 vlc_meta_Delete( p_meta );
3812 sdt->u.p_psi->i_version = p_sdt->i_version;
3813 dvbpsi_sdt_delete( p_sdt );
3816 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
3817 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
3819 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
3823 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
3824 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
3827 /* Count the number of days */
3828 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
3829 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
3830 for( int i = 70; i < i_year; i++ )
3831 i_day += LEAP(1900+i);
3833 i_day += LEAP(1900+i_year);
3836 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
3839 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
3841 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
3842 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
3843 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
3845 *p_y = 1900 + yp + c*1;
3846 *p_m = mp - 1 - c*12;
3847 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
3849 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
3850 static int64_t EITConvertStartTime( uint64_t i_date )
3852 const int i_mjd = i_date >> 24;
3853 const int i_hour = CVT_FROM_BCD(i_date >> 16);
3854 const int i_minute = CVT_FROM_BCD(i_date >> 8);
3855 const int i_second = CVT_FROM_BCD(i_date );
3860 /* if all 40 bits are 1, the start is unknown */
3861 if( i_date == UINT64_C(0xffffffffff) )
3864 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
3865 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
3867 static int EITConvertDuration( uint32_t i_duration )
3869 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
3870 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
3871 CVT_FROM_BCD(i_duration );
3875 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
3877 demux_sys_t *p_sys = p_demux->p_sys;
3879 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
3881 dvbpsi_tot_delete(p_tdt);
3885 static void EITCallBack( demux_t *p_demux,
3886 dvbpsi_eit_t *p_eit, bool b_current_following )
3888 demux_sys_t *p_sys = p_demux->p_sys;
3889 dvbpsi_eit_event_t *p_evt;
3892 msg_Dbg( p_demux, "EITCallBack called" );
3893 if( !p_eit->b_current_next )
3895 dvbpsi_eit_delete( p_eit );
3899 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
3900 "ts_id=%d network_id=%d segment_last_section_number=%d "
3903 p_eit->i_version, p_eit->b_current_next,
3904 p_eit->i_ts_id, p_eit->i_network_id,
3905 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
3907 p_epg = vlc_epg_New( NULL );
3908 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
3910 dvbpsi_descriptor_t *p_dr;
3911 char *psz_name = NULL;
3912 char *psz_text = NULL;
3913 char *psz_extra = strdup("");
3917 int64_t i_tot_time = 0;
3919 i_start = EITConvertStartTime( p_evt->i_start_time );
3920 i_duration = EITConvertDuration( p_evt->i_duration );
3922 if( p_sys->arib.e_mode == ARIBMODE_ENABLED )
3924 if( p_sys->i_tdt_delta == 0 )
3925 p_sys->i_tdt_delta = CLOCK_FREQ * (i_start + i_duration - 5) - mdate();
3927 i_tot_time = (mdate() + p_sys->i_tdt_delta) / CLOCK_FREQ;
3929 tzset(); // JST -> UTC
3930 i_start += timezone; // FIXME: what about DST?
3931 i_tot_time += timezone;
3933 if( p_evt->i_running_status == 0x00 &&
3934 (i_start - 5 < i_tot_time &&
3935 i_tot_time < i_start + i_duration + 5) )
3937 p_evt->i_running_status = 0x04;
3938 msg_Dbg( p_demux, " EIT running status 0x00 -> 0x04" );
3942 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
3943 "running=%d free_ca=%d",
3944 p_evt->i_event_id, (int)i_start, (int)i_duration,
3945 p_evt->i_running_status, p_evt->b_free_ca );
3947 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
3953 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
3955 /* Only take first description, as we don't handle language-info
3957 if( pE && psz_name == NULL )
3959 psz_name = EITConvertToUTF8( p_demux,
3960 pE->i_event_name, pE->i_event_name_length,
3961 p_sys->b_broken_charset );
3963 psz_text = EITConvertToUTF8( p_demux,
3964 pE->i_text, pE->i_text_length,
3965 p_sys->b_broken_charset );
3966 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
3967 pE->i_iso_639_code, psz_name, psz_text );
3974 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
3977 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
3979 pE->i_descriptor_number, pE->i_last_descriptor_number );
3981 if( pE->i_text_length > 0 )
3983 char *psz_text = EITConvertToUTF8( p_demux,
3984 pE->i_text, pE->i_text_length,
3985 p_sys->b_broken_charset );
3988 msg_Dbg( p_demux, " - text='%s'", psz_text );
3990 psz_extra = xrealloc( psz_extra,
3991 strlen(psz_extra) + strlen(psz_text) + 1 );
3992 strcat( psz_extra, psz_text );
3997 for( int i = 0; i < pE->i_entry_count; i++ )
3999 char *psz_dsc = EITConvertToUTF8( p_demux,
4000 pE->i_item_description[i],
4001 pE->i_item_description_length[i],
4002 p_sys->b_broken_charset );
4003 char *psz_itm = EITConvertToUTF8( p_demux,
4004 pE->i_item[i], pE->i_item_length[i],
4005 p_sys->b_broken_charset );
4007 if( psz_dsc && psz_itm )
4009 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
4011 psz_extra = xrealloc( psz_extra,
4012 strlen(psz_extra) + strlen(psz_dsc) +
4013 strlen(psz_itm) + 3 + 1 );
4014 strcat( psz_extra, "(" );
4015 strcat( psz_extra, psz_dsc );
4016 strcat( psz_extra, " " );
4017 strcat( psz_extra, psz_itm );
4018 strcat( psz_extra, ")" );
4030 dvbpsi_parental_rating_dr_t *pR = dvbpsi_DecodeParentalRatingDr( p_dr );
4033 for ( int i = 0; i < pR->i_ratings_number; i++ )
4035 const dvbpsi_parental_rating_t *p_rating = & pR->p_parental_rating[ i ];
4036 if ( p_rating->i_rating > 0x00 && p_rating->i_rating <= 0x0F )
4038 if ( p_rating->i_rating + 3 > i_min_age )
4039 i_min_age = p_rating->i_rating + 3;
4040 msg_Dbg( p_demux, " - parental control set to %d years",
4049 msg_Dbg( p_demux, " - event unknown dr 0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
4055 if( i_start > 0 && psz_name && psz_text)
4056 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
4057 *psz_extra ? psz_extra : NULL, i_min_age );
4059 /* Update "now playing" field */
4060 if( p_evt->i_running_status == 0x04 && i_start > 0 && psz_name && psz_text )
4061 vlc_epg_SetCurrent( p_epg, i_start );
4068 if( p_epg->i_event > 0 )
4070 if( b_current_following &&
4071 ( p_sys->programs.i_size == 0 ||
4072 p_sys->programs.p_elems[0] ==
4076 p_sys->i_dvb_length = 0;
4077 p_sys->i_dvb_start = 0;
4079 if( p_epg->p_current )
4081 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
4082 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
4085 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG,
4089 vlc_epg_Delete( p_epg );
4091 dvbpsi_eit_delete( p_eit );
4093 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
4095 EITCallBack( p_demux, p_eit, true );
4097 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
4099 EITCallBack( p_demux, p_eit, false );
4102 static void PSINewTableCallBack( dvbpsi_t *h, uint8_t i_table_id,
4103 uint16_t i_extension, demux_t *p_demux )
4105 demux_sys_t *p_sys = p_demux->p_sys;
4108 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
4109 i_table_id, i_table_id, i_extension, i_extension );
4111 if( p_sys->pid[0].u.p_pat->i_version != -1 && i_table_id == 0x42 )
4113 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
4114 i_table_id, i_table_id, i_extension, i_extension );
4116 if( !dvbpsi_sdt_attach( h, i_table_id, i_extension, (dvbpsi_sdt_callback)SDTCallBack, p_demux ) )
4117 msg_Err( p_demux, "PSINewTableCallback: failed attaching SDTCallback" );
4119 else if( p_sys->pid[0x11].u.p_psi->i_version != -1 &&
4120 ( i_table_id == 0x4e || /* Current/Following */
4121 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
4123 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
4124 i_table_id, i_table_id, i_extension, i_extension );
4126 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
4127 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
4128 (dvbpsi_eit_callback)EITCallBackSchedule;
4130 if( !dvbpsi_eit_attach( h, i_table_id, i_extension, cb, p_demux ) )
4131 msg_Err( p_demux, "PSINewTableCallback: failed attaching EITCallback" );
4133 else if( p_demux->p_sys->pid[0x11].u.p_psi->i_version != -1 &&
4134 (i_table_id == 0x70 /* TDT */ || i_table_id == 0x73 /* TOT */) )
4136 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
4137 i_table_id, i_table_id, i_extension, i_extension );
4139 if( !dvbpsi_tot_attach( h, i_table_id, i_extension, (dvbpsi_tot_callback)TDTCallBack, p_demux ) )
4140 msg_Err( p_demux, "PSINewTableCallback: failed attaching TDTCallback" );
4144 /*****************************************************************************
4145 * PMT callback and helpers
4146 *****************************************************************************/
4147 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
4150 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
4151 while( p_dr && ( p_dr->i_tag != i_tag ) )
4152 p_dr = p_dr->p_next;
4155 static bool PMTEsHasRegistration( demux_t *p_demux,
4156 const dvbpsi_pmt_es_t *p_es,
4157 const char *psz_tag )
4159 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
4163 if( p_dr->i_length < 4 )
4165 msg_Warn( p_demux, "invalid Registration Descriptor" );
4169 assert( strlen(psz_tag) == 4 );
4170 return !memcmp( p_dr->p_data, psz_tag, 4 );
4173 static bool PMTEsHasComponentTag( const dvbpsi_pmt_es_t *p_es,
4174 int i_component_tag )
4176 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
4179 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
4183 return p_si->i_component_tag == i_component_tag;
4186 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pes_es_t *p_es,
4187 const ts_pmt_t *p_pmt, const dvbpsi_pmt_es_t *p_dvbpsies )
4189 es_format_t *p_fmt = &p_es->fmt;
4191 /* MPEG-4 stream: search FMC_DESCRIPTOR (SL Packetized stream) */
4192 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x1f );
4194 if( p_dr && p_dr->i_length == 2 )
4196 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
4198 msg_Dbg( p_demux, "found FMC_descriptor declaring sl packetization on es_id=%d", i_es_id );
4200 p_es->p_mpeg4desc = NULL;
4202 for( int i = 0; i < ES_DESCRIPTOR_COUNT; i++ )
4204 iod_descriptor_t *iod = p_pmt->iod;
4205 if( iod->es_descr[i].i_es_id == i_es_id )
4207 if ( iod->es_descr[i].b_ok )
4208 p_es->p_mpeg4desc = &iod->es_descr[i];
4210 msg_Dbg( p_demux, "MPEG-4 descriptor not yet available on es_id=%d", i_es_id );
4215 if( !p_es->p_mpeg4desc )
4217 switch( p_dvbpsies->i_type )
4219 /* non fatal, set by packetizer */
4220 case 0x0f: /* ADTS */
4221 case 0x11: /* LOAS */
4222 msg_Info( p_demux, "MPEG-4 descriptor not found for pid 0x%x type 0x%x",
4223 p_dvbpsies->i_pid, p_dvbpsies->i_type );
4226 msg_Err( p_demux, "MPEG-4 descriptor not found for pid 0x%x type 0x%x",
4227 p_dvbpsies->i_pid, p_dvbpsies->i_type );
4233 const decoder_config_descriptor_t *dcd = &p_es->p_mpeg4desc->dec_descr;
4234 if( dcd->i_streamType == 0x04 ) /* VisualStream */
4236 p_fmt->i_cat = VIDEO_ES;
4237 switch( dcd->i_objectTypeIndication )
4239 case 0x0B: /* mpeg4 sub */
4240 p_fmt->i_cat = SPU_ES;
4241 p_fmt->i_codec = VLC_CODEC_SUBT;
4244 case 0x20: /* mpeg4 */
4245 p_fmt->i_codec = VLC_CODEC_MP4V;
4247 case 0x21: /* h264 */
4248 p_fmt->i_codec = VLC_CODEC_H264;
4255 case 0x65: /* mpeg2 */
4256 p_fmt->i_codec = VLC_CODEC_MPGV;
4258 case 0x6a: /* mpeg1 */
4259 p_fmt->i_codec = VLC_CODEC_MPGV;
4261 case 0x6c: /* mpeg1 */
4262 p_fmt->i_codec = VLC_CODEC_JPEG;
4265 p_fmt->i_cat = UNKNOWN_ES;
4269 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
4271 p_fmt->i_cat = AUDIO_ES;
4272 switch( dcd->i_objectTypeIndication )
4274 case 0x40: /* mpeg4 */
4275 p_fmt->i_codec = VLC_CODEC_MP4A;
4279 case 0x68: /* mpeg2 aac */
4280 p_fmt->i_codec = VLC_CODEC_MP4A;
4282 case 0x69: /* mpeg2 */
4283 p_fmt->i_codec = VLC_CODEC_MPGA;
4285 case 0x6b: /* mpeg1 */
4286 p_fmt->i_codec = VLC_CODEC_MPGA;
4289 p_fmt->i_cat = UNKNOWN_ES;
4295 p_fmt->i_cat = UNKNOWN_ES;
4298 if( p_fmt->i_cat != UNKNOWN_ES )
4300 p_fmt->i_extra = dcd->i_extra;
4301 if( p_fmt->i_extra > 0 )
4303 p_fmt->p_extra = malloc( p_fmt->i_extra );
4304 if( p_fmt->p_extra )
4305 memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
4318 } ts_teletext_page_t;
4320 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pes_t *p_pes,
4321 const dvbpsi_pmt_es_t *p_dvbpsies )
4323 es_format_t *p_fmt = &p_pes->es.fmt;
4325 ts_teletext_page_t p_page[2 * 64 + 20];
4326 unsigned i_page = 0;
4328 /* Gather pages information */
4329 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
4331 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, i_tag_idx == 0 ? 0x46 : 0x56 );
4335 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
4339 for( int i = 0; i < p_sub->i_pages_number; i++ )
4341 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
4343 if( p_src->i_teletext_type >= 0x06 )
4346 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
4348 ts_teletext_page_t *p_dst = &p_page[i_page++];
4350 p_dst->i_type = p_src->i_teletext_type;
4351 p_dst->i_magazine = p_src->i_teletext_magazine_number
4352 ? p_src->i_teletext_magazine_number : 8;
4353 p_dst->i_page = p_src->i_teletext_page_number;
4354 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
4358 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x59 );
4361 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
4362 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
4364 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
4366 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
4369 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
4371 ts_teletext_page_t *p_dst = &p_page[i_page++];
4373 switch( p_src->i_subtitling_type )
4376 p_dst->i_type = 0x02;
4379 p_dst->i_type = 0x03;
4382 /* FIXME check if it is the right split */
4383 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
4384 ? (p_src->i_composition_page_id >> 8) : 8;
4385 p_dst->i_page = p_src->i_composition_page_id & 0xff;
4386 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
4391 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
4393 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
4395 p_fmt->subs.teletext.i_magazine = -1;
4396 p_fmt->subs.teletext.i_page = 0;
4397 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
4399 dvbpsi_descriptor_t *p_dr;
4400 p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x46 );
4402 p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x56 );
4404 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
4406 /* Descriptor pass-through */
4407 p_fmt->p_extra = malloc( p_dr->i_length );
4408 if( p_fmt->p_extra )
4410 p_fmt->i_extra = p_dr->i_length;
4411 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
4417 for( unsigned i = 0; i < i_page; i++ )
4419 ts_pes_es_t *p_page_es;
4424 p_page_es = &p_pes->es;
4428 p_page_es = malloc( sizeof(*p_page_es) );
4432 es_format_Copy( &p_page_es->fmt, p_fmt );
4433 free( p_page_es->fmt.psz_language );
4434 free( p_page_es->fmt.psz_description );
4435 p_page_es->fmt.psz_language = NULL;
4436 p_page_es->fmt.psz_description = NULL;
4438 ARRAY_APPEND( p_pes->extra_es, p_page_es );
4442 const ts_teletext_page_t *p = &p_page[i];
4443 p_page_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ?
4444 ES_PRIORITY_SELECTABLE_MIN : ES_PRIORITY_NOT_DEFAULTABLE;
4445 p_page_es->fmt.psz_language = strndup( p->p_iso639, 3 );
4446 p_page_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
4447 p_page_es->fmt.subs.teletext.i_magazine = p->i_magazine;
4448 p_page_es->fmt.subs.teletext.i_page = p->i_page;
4451 " * ttxt type=%s lan=%s page=%d%02x",
4452 p_page_es->fmt.psz_description,
4453 p_page_es->fmt.psz_language,
4454 p->i_magazine, p->i_page );
4458 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pes_t *p_pes,
4459 const dvbpsi_pmt_es_t *p_dvbpsies )
4461 es_format_t *p_fmt = &p_pes->es.fmt;
4463 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
4465 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x59 );
4467 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
4468 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
4470 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
4471 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
4472 ( i_type >= 0x20 && i_type <= 0x24 ) )
4476 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
4478 p_fmt->subs.dvb.i_id = -1;
4479 p_fmt->psz_description = strdup( _("DVB subtitles") );
4481 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
4483 /* Descriptor pass-through */
4484 p_fmt->p_extra = malloc( p_dr->i_length );
4485 if( p_fmt->p_extra )
4487 p_fmt->i_extra = p_dr->i_length;
4488 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
4494 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
4496 ts_pes_es_t *p_subs_es;
4501 p_subs_es = &p_pes->es;
4505 p_subs_es = malloc( sizeof(*p_subs_es) );
4509 es_format_Copy( &p_subs_es->fmt, p_fmt );
4510 free( p_subs_es->fmt.psz_language );
4511 free( p_subs_es->fmt.psz_description );
4512 p_subs_es->fmt.psz_language = NULL;
4513 p_subs_es->fmt.psz_description = NULL;
4515 ARRAY_APPEND( p_pes->extra_es, p_subs_es );
4519 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
4520 p_subs_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
4521 switch( p->i_subtitling_type )
4523 case 0x10: /* unspec. */
4524 case 0x11: /* 4:3 */
4525 case 0x12: /* 16:9 */
4526 case 0x13: /* 2.21:1 */
4527 case 0x14: /* HD monitor */
4528 p_subs_es->fmt.psz_description = strdup( _("DVB subtitles") );
4530 case 0x20: /* Hearing impaired unspec. */
4531 case 0x21: /* h.i. 4:3 */
4532 case 0x22: /* h.i. 16:9 */
4533 case 0x23: /* h.i. 2.21:1 */
4534 case 0x24: /* h.i. HD monitor */
4535 p_subs_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
4542 p_subs_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
4543 ( p->i_ancillary_page_id << 16 );
4548 static int vlc_ceil_log2( const unsigned int val )
4550 int n = 31 - clz(val);
4551 if ((1U << n) != val)
4557 static void OpusSetup(demux_t *demux, uint8_t *p, size_t len, es_format_t *p_fmt)
4561 /* default mapping */
4562 static const unsigned char map[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
4563 memcpy(h.stream_map, map, sizeof(map));
4567 int stream_count = 0;
4568 int ccc = p[1]; // channel_config_code
4572 mapping = channels > 2;
4575 channels = 2; // dual mono
4577 static const uint8_t p_csc[8] = { 0, 1, 1, 2, 2, 2, 3, 3 };
4578 csc = p_csc[channels - 1];
4579 stream_count = channels - csc;
4581 static const uint8_t map[6][7] = {
4590 memcpy(&h.stream_map[1], map[channels-3], channels - 1);
4591 } else if (ccc == 0x81) {
4593 goto explicit_config_too_short;
4600 bs_init(&s, &p[4], len - 4);
4603 int bits = vlc_ceil_log2(channels);
4604 if (s.i_left < bits)
4605 goto explicit_config_too_short;
4606 stream_count = bs_read(&s, bits) + 1;
4607 bits = vlc_ceil_log2(stream_count + 1);
4608 if (s.i_left < bits)
4609 goto explicit_config_too_short;
4610 csc = bs_read(&s, bits);
4612 int channel_bits = vlc_ceil_log2(stream_count + csc + 1);
4613 if (s.i_left < channels * channel_bits)
4614 goto explicit_config_too_short;
4616 unsigned char silence = (1U << (stream_count + csc + 1)) - 1;
4617 for (int i = 0; i < channels; i++) {
4618 unsigned char m = bs_read(&s, channel_bits);
4621 h.stream_map[i] = m;
4624 } else if (ccc >= 0x80 && ccc <= 0x88) {
4625 channels = ccc - 0x80;
4630 channels = 2; // dual mono
4633 stream_count = channels;
4635 msg_Err(demux, "Opus channel configuration 0x%.2x is reserved", ccc);
4639 msg_Err(demux, "Opus channel configuration 0x%.2x not supported yet", p[1]);
4643 opus_prepare_header(channels, 0, &h);
4645 h.input_sample_rate = 48000;
4647 h.nb_streams = channels - csc;
4648 h.channel_mapping = mapping;
4651 opus_write_header((uint8_t**)&p_fmt->p_extra, &p_fmt->i_extra, &h, NULL /* FIXME */);
4652 if (p_fmt->p_extra) {
4653 p_fmt->i_cat = AUDIO_ES;
4654 p_fmt->i_codec = VLC_CODEC_OPUS;
4655 p_fmt->audio.i_channels = h.channels;
4656 p_fmt->audio.i_rate = 48000;
4662 explicit_config_too_short:
4663 msg_Err(demux, "Opus descriptor too short");
4666 static void PMTSetupEs0x06( demux_t *p_demux, ts_pes_t *p_pes,
4667 const dvbpsi_pmt_es_t *p_dvbpsies )
4669 es_format_t *p_fmt = &p_pes->es.fmt;
4670 dvbpsi_descriptor_t *p_subs_dr = PMTEsFindDescriptor( p_dvbpsies, 0x59 );
4671 dvbpsi_descriptor_t *desc;
4673 if( PMTEsHasRegistration( p_demux, p_dvbpsies, "AC-3" ) ||
4674 PMTEsFindDescriptor( p_dvbpsies, 0x6a ) ||
4675 PMTEsFindDescriptor( p_dvbpsies, 0x81 ) )
4677 p_fmt->i_cat = AUDIO_ES;
4678 p_fmt->i_codec = VLC_CODEC_A52;
4680 else if( (desc = PMTEsFindDescriptor( p_dvbpsies, 0x7f ) ) && desc->i_length >= 2 &&
4681 PMTEsHasRegistration(p_demux, p_dvbpsies, "Opus"))
4683 OpusSetup(p_demux, desc->p_data, desc->i_length, p_fmt);
4685 else if( PMTEsFindDescriptor( p_dvbpsies, 0x7a ) )
4687 /* DVB with stream_type 0x06 (ETS EN 300 468) */
4688 p_fmt->i_cat = AUDIO_ES;
4689 p_fmt->i_codec = VLC_CODEC_EAC3;
4691 else if( PMTEsHasRegistration( p_demux, p_dvbpsies, "DTS1" ) ||
4692 PMTEsHasRegistration( p_demux, p_dvbpsies, "DTS2" ) ||
4693 PMTEsHasRegistration( p_demux, p_dvbpsies, "DTS3" ) ||
4694 PMTEsFindDescriptor( p_dvbpsies, 0x73 ) )
4696 /*registration descriptor(ETSI TS 101 154 Annex F)*/
4697 p_fmt->i_cat = AUDIO_ES;
4698 p_fmt->i_codec = VLC_CODEC_DTS;
4700 else if( PMTEsHasRegistration( p_demux, p_dvbpsies, "BSSD" ) && !p_subs_dr )
4702 /* BSSD is AES3 DATA, but could also be subtitles
4703 * we need to check for secondary descriptor then s*/
4704 p_fmt->i_cat = AUDIO_ES;
4705 p_fmt->b_packetized = true;
4706 p_fmt->i_codec = VLC_CODEC_302M;
4708 else if( PMTEsHasRegistration( p_demux, p_dvbpsies, "HEVC" ) )
4710 p_fmt->i_cat = VIDEO_ES;
4711 p_fmt->i_codec = VLC_CODEC_HEVC;
4713 else if ( p_demux->p_sys->arib.e_mode == ARIBMODE_ENABLED )
4715 /* Lookup our data component descriptor first ARIB STD B10 6.4 */
4716 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0xFD );
4717 /* and check that it maps to something ARIB STD B14 Table 5.1/5.2 */
4718 if ( p_dr && p_dr->i_length >= 2 )
4720 if( !memcmp( p_dr->p_data, "\x00\x08", 2 ) && (
4721 PMTEsHasComponentTag( p_dvbpsies, 0x30 ) ||
4722 PMTEsHasComponentTag( p_dvbpsies, 0x31 ) ||
4723 PMTEsHasComponentTag( p_dvbpsies, 0x32 ) ||
4724 PMTEsHasComponentTag( p_dvbpsies, 0x33 ) ||
4725 PMTEsHasComponentTag( p_dvbpsies, 0x34 ) ||
4726 PMTEsHasComponentTag( p_dvbpsies, 0x35 ) ||
4727 PMTEsHasComponentTag( p_dvbpsies, 0x36 ) ||
4728 PMTEsHasComponentTag( p_dvbpsies, 0x37 ) ) )
4730 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_ARIB_A );
4731 p_fmt->psz_language = strndup ( "jpn", 3 );
4732 p_fmt->psz_description = strdup( _("ARIB subtitles") );
4734 else if( !memcmp( p_dr->p_data, "\x00\x12", 2 ) && (
4735 PMTEsHasComponentTag( p_dvbpsies, 0x87 ) ||
4736 PMTEsHasComponentTag( p_dvbpsies, 0x88 ) ) )
4738 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_ARIB_C );
4739 p_fmt->psz_language = strndup ( "jpn", 3 );
4740 p_fmt->psz_description = strdup( _("ARIB subtitles") );
4746 /* Subtitle/Teletext/VBI fallbacks */
4747 dvbpsi_subtitling_dr_t *p_sub;
4748 if( p_subs_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_subs_dr ) ) )
4750 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
4752 if( p_fmt->i_cat != UNKNOWN_ES )
4755 switch( p_sub->p_subtitle[i].i_subtitling_type )
4757 case 0x01: /* EBU Teletext subtitles */
4758 case 0x02: /* Associated EBU Teletext */
4759 case 0x03: /* VBI data */
4760 PMTSetupEsTeletext( p_demux, p_pes, p_dvbpsies );
4762 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
4763 case 0x11: /* ... on 4:3 AR monitor */
4764 case 0x12: /* ... on 16:9 AR monitor */
4765 case 0x13: /* ... on 2.21:1 AR monitor */
4766 case 0x14: /* ... for display on a high definition monitor */
4767 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
4768 case 0x21: /* ... on 4:3 AR monitor */
4769 case 0x22: /* ... on 16:9 AR monitor */
4770 case 0x23: /* ... on 2.21:1 AR monitor */
4771 case 0x24: /* ... for display on a high definition monitor */
4772 PMTSetupEsDvbSubtitle( p_demux, p_pes, p_dvbpsies );
4775 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
4776 p_sub->p_subtitle[i].i_subtitling_type );
4782 if( p_fmt->i_cat == UNKNOWN_ES &&
4783 ( PMTEsFindDescriptor( p_dvbpsies, 0x45 ) || /* VBI Data descriptor */
4784 PMTEsFindDescriptor( p_dvbpsies, 0x46 ) || /* VBI Teletext descriptor */
4785 PMTEsFindDescriptor( p_dvbpsies, 0x56 ) ) ) /* EBU Teletext descriptor */
4788 PMTSetupEsTeletext( p_demux, p_pes, p_dvbpsies );
4792 /* FIXME is it useful ? */
4793 if( PMTEsFindDescriptor( p_dvbpsies, 0x52 ) )
4795 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x52 );
4796 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
4798 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
4802 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pes_es_t *p_es,
4803 const dvbpsi_pmt_es_t *p_dvbpsies )
4805 /* Registration Descriptor */
4806 if( !PMTEsHasRegistration( p_demux, p_dvbpsies, "VC-1" ) )
4808 msg_Err( p_demux, "Registration descriptor not found or invalid" );
4812 es_format_t *p_fmt = &p_es->fmt;
4814 /* registration descriptor for VC-1 (SMPTE rp227) */
4815 p_fmt->i_cat = VIDEO_ES;
4816 p_fmt->i_codec = VLC_CODEC_VC1;
4818 /* XXX With Simple and Main profile the SEQUENCE
4819 * header is modified: video width and height are
4820 * inserted just after the start code as 2 int16_t
4821 * The packetizer will take care of that. */
4824 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pes_es_t *p_es,
4825 const dvbpsi_pmt_es_t *p_dvbpsies )
4827 /* Registration Descriptor */
4828 if( !PMTEsHasRegistration( p_demux, p_dvbpsies, "drac" ) )
4830 msg_Err( p_demux, "Registration descriptor not found or invalid" );
4834 es_format_t *p_fmt = &p_es->fmt;
4836 /* registration descriptor for Dirac
4837 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
4838 p_fmt->i_cat = VIDEO_ES;
4839 p_fmt->i_codec = VLC_CODEC_DIRAC;
4842 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pes_es_t *p_es,
4843 const dvbpsi_pmt_es_t *p_dvbpsies )
4845 /* MSCODEC sent by vlc */
4846 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0xa0 );
4847 if( !p_dr || p_dr->i_length < 10 )
4850 "private MSCODEC (vlc) without bih private descriptor" );
4854 es_format_t *p_fmt = &p_es->fmt;
4855 p_fmt->i_cat = VIDEO_ES;
4856 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
4857 p_dr->p_data[2], p_dr->p_data[3] );
4858 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
4859 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
4860 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
4862 if( p_fmt->i_extra > 0 )
4864 p_fmt->p_extra = malloc( p_fmt->i_extra );
4865 if( p_fmt->p_extra )
4866 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
4867 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
4871 /* For such stream we will gather them ourself and don't launch a
4873 * Yes it's ugly but it's the only way to have DIV3 working */
4874 p_fmt->b_packetized = true;
4877 static void PMTSetupEs0x83( const dvbpsi_pmt_t *p_pmt, ts_pes_es_t *p_es, int i_pid )
4879 /* WiDi broadcasts without registration on PMT 0x1, PCR 0x1000 and
4880 * with audio track pid being 0x1100..0x11FF */
4881 if ( p_pmt->i_program_number == 0x1 &&
4882 p_pmt->i_pcr_pid == 0x1000 &&
4883 ( i_pid >> 8 ) == 0x11 )
4885 /* Not enough ? might contain 0x83 private descriptor, 2 bytes 0x473F */
4886 es_format_Init( &p_es->fmt, AUDIO_ES, VLC_CODEC_WIDI_LPCM );
4889 es_format_Init( &p_es->fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
4892 static bool PMTSetupEsHDMV( demux_t *p_demux, ts_pes_es_t *p_es,
4893 const dvbpsi_pmt_es_t *p_dvbpsies )
4895 es_format_t *p_fmt = &p_es->fmt;
4897 /* Blu-Ray mapping */
4898 switch( p_dvbpsies->i_type )
4901 p_fmt->i_cat = AUDIO_ES;
4902 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
4905 p_fmt->i_cat = AUDIO_ES;
4906 p_fmt->i_codec = VLC_CODEC_A52;
4909 case 0x85: /* DTS-HD High resolution audio */
4910 case 0x86: /* DTS-HD Master audio */
4911 case 0xA2: /* Secondary DTS audio */
4912 p_fmt->i_cat = AUDIO_ES;
4913 p_fmt->i_codec = VLC_CODEC_DTS;
4916 case 0x83: /* TrueHD AC3 */
4917 p_fmt->i_cat = AUDIO_ES;
4918 p_fmt->i_codec = VLC_CODEC_TRUEHD;
4921 case 0x84: /* E-AC3 */
4922 case 0xA1: /* Secondary E-AC3 */
4923 p_fmt->i_cat = AUDIO_ES;
4924 p_fmt->i_codec = VLC_CODEC_EAC3;
4926 case 0x90: /* Presentation graphics */
4927 p_fmt->i_cat = SPU_ES;
4928 p_fmt->i_codec = VLC_CODEC_BD_PG;
4930 case 0x91: /* Interactive graphics */
4931 case 0x92: /* Subtitle */
4934 p_fmt->i_cat = VIDEO_ES;
4935 p_fmt->i_codec = VLC_CODEC_VC1;
4938 msg_Info( p_demux, "HDMV registration not implemented for pid 0x%x type 0x%x",
4939 p_dvbpsies->i_pid, p_dvbpsies->i_type );
4946 static bool PMTSetupEsRegistration( demux_t *p_demux, ts_pes_es_t *p_es,
4947 const dvbpsi_pmt_es_t *p_dvbpsies )
4953 vlc_fourcc_t i_codec;
4955 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
4956 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
4957 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
4958 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
4959 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
4960 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
4961 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
4962 { "", UNKNOWN_ES, 0 }
4964 es_format_t *p_fmt = &p_es->fmt;
4966 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
4968 if( PMTEsHasRegistration( p_demux, p_dvbpsies, p_regs[i].psz_tag ) )
4970 p_fmt->i_cat = p_regs[i].i_cat;
4971 p_fmt->i_codec = p_regs[i].i_codec;
4972 if (p_dvbpsies->i_type == 0x87)
4973 p_fmt->i_codec = VLC_CODEC_EAC3;
4980 static char *GetAudioTypeDesc(demux_t *p_demux, int type)
4982 static const char *audio_type[] = {
4984 N_("clean effects"),
4985 N_("hearing impaired"),
4986 N_("visual impaired commentary"),
4989 if (type < 0 || type > 3)
4990 msg_Dbg( p_demux, "unknown audio type: %d", type);
4992 return strdup(audio_type[type]);
4996 static void PMTParseEsIso639( demux_t *p_demux, ts_pes_es_t *p_es,
4997 const dvbpsi_pmt_es_t *p_dvbpsies )
4999 /* get language descriptor */
5000 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x0a );
5005 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
5008 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
5012 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
5013 p_es->fmt.psz_language = malloc( 4 );
5014 if( p_es->fmt.psz_language )
5016 memcpy( p_es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
5017 p_es->fmt.psz_language[3] = 0;
5018 msg_Dbg( p_demux, "found language: %s", p_es->fmt.psz_language);
5020 int type = p_decoded->code[0].i_audio_type;
5021 p_es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
5023 p_es->fmt.i_priority = ES_PRIORITY_SELECTABLE_MIN + 1; // prioritize normal audio tracks
5025 p_es->fmt.i_extra_languages = p_decoded->i_code_count-1;
5026 if( p_es->fmt.i_extra_languages > 0 )
5027 p_es->fmt.p_extra_languages =
5028 malloc( sizeof(*p_es->fmt.p_extra_languages) *
5029 p_es->fmt.i_extra_languages );
5030 if( p_es->fmt.p_extra_languages )
5032 for( unsigned i = 0; i < p_es->fmt.i_extra_languages; i++ )
5034 p_es->fmt.p_extra_languages[i].psz_language = malloc(4);
5035 if( p_es->fmt.p_extra_languages[i].psz_language )
5037 memcpy( p_es->fmt.p_extra_languages[i].psz_language,
5038 p_decoded->code[i+1].iso_639_code, 3 );
5039 p_es->fmt.p_extra_languages[i].psz_language[3] = '\0';
5041 int type = p_decoded->code[i].i_audio_type;
5042 p_es->fmt.p_extra_languages[i].psz_description = GetAudioTypeDesc(p_demux, type);
5046 p_es->fmt.psz_language = malloc( 4 );
5047 if( p_es->fmt.psz_language )
5049 memcpy( p_es->fmt.psz_language,
5050 p_decoded->i_iso_639_code, 3 );
5051 p_es->fmt.psz_language[3] = 0;
5056 static void AddAndCreateES( demux_t *p_demux, ts_pid_t *pid, bool b_create_delayed )
5058 demux_sys_t *p_sys = p_demux->p_sys;
5060 if( b_create_delayed )
5061 p_sys->es_creation = CREATE_ES;
5063 if( pid && p_sys->es_creation == CREATE_ES )
5065 pid->u.p_pes->es.id = es_out_Add( p_demux->out, &pid->u.p_pes->es.fmt );
5066 for( int i = 0; i < pid->u.p_pes->extra_es.i_size; i++ )
5068 pid->u.p_pes->extra_es.p_elems[i]->id =
5069 es_out_Add( p_demux->out, &pid->u.p_pes->extra_es.p_elems[i]->fmt );
5071 p_sys->i_pmt_es += 1 + pid->u.p_pes->extra_es.i_size;
5073 /* Update the default program == first created ES group */
5074 if( p_sys->b_default_selection )
5076 p_sys->b_default_selection = false;
5077 assert(p_sys->programs.i_size == 1);
5078 if( p_sys->programs.p_elems[0] != pid->p_parent->u.p_pmt->i_number )
5079 p_sys->programs.p_elems[0] = pid->p_parent->u.p_pmt->i_number;
5080 msg_Dbg( p_demux, "Default program is %d", pid->p_parent->u.p_pmt->i_number );
5084 if( b_create_delayed )
5086 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
5087 for( int i=0; i< p_pat->programs.i_size; i++ )
5089 ts_pmt_t *p_pmt = p_pat->programs.p_elems[i]->u.p_pmt;
5090 for( int j=0; j<p_pmt->e_streams.i_size; j++ )
5092 ts_pid_t *pid = p_pmt->e_streams.p_elems[j];
5093 if( pid->u.p_pes->es.id )
5096 pid->u.p_pes->es.id = es_out_Add( p_demux->out, &pid->u.p_pes->es.fmt );
5097 for( int k = 0; k < pid->u.p_pes->extra_es.i_size; k++ )
5099 pid->u.p_pes->extra_es.p_elems[k]->id =
5100 es_out_Add( p_demux->out, &pid->u.p_pes->extra_es.p_elems[k]->fmt );
5102 p_sys->i_pmt_es += 1 + pid->u.p_pes->extra_es.i_size;
5107 UpdatePESFilters( p_demux, p_sys->b_es_all );
5110 static void PMTCallBack( void *data, dvbpsi_pmt_t *p_dvbpsipmt )
5112 demux_t *p_demux = data;
5113 demux_sys_t *p_sys = p_demux->p_sys;
5115 ts_pid_t *pmtpid = NULL;
5116 ts_pmt_t *p_pmt = NULL;
5118 msg_Dbg( p_demux, "PMTCallBack called" );
5120 if (unlikely(p_sys->pid[0].type != TYPE_PAT))
5122 assert(p_sys->pid[0].type == TYPE_PAT);
5123 dvbpsi_pmt_delete(p_dvbpsipmt);
5126 const ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
5128 /* First find this PMT declared in PAT */
5129 for( int i = 0; !pmtpid && i < p_pat->programs.i_size; i++ )
5131 const int i_pmt_prgnumber = p_pat->programs.p_elems[i]->u.p_pmt->i_number;
5132 if( i_pmt_prgnumber != TS_USER_PMT_NUMBER &&
5133 i_pmt_prgnumber == p_dvbpsipmt->i_program_number )
5135 pmtpid = p_pat->programs.p_elems[i];
5136 assert(pmtpid->type == TYPE_PMT);
5137 p_pmt = pmtpid->u.p_pmt;
5141 if( pmtpid == NULL )
5143 msg_Warn( p_demux, "unreferenced program (broken stream)" );
5144 dvbpsi_pmt_delete(p_dvbpsipmt);
5148 pmtpid->i_flags |= FLAG_SEEN;
5150 if( p_pmt->i_version != -1 &&
5151 ( !p_dvbpsipmt->b_current_next || p_pmt->i_version == p_dvbpsipmt->i_version ) )
5153 dvbpsi_pmt_delete( p_dvbpsipmt );
5157 /* Save old es array */
5158 DECL_ARRAY(ts_pid_t *) old_es_rm;
5159 old_es_rm.i_alloc = p_pmt->e_streams.i_alloc;
5160 old_es_rm.i_size = p_pmt->e_streams.i_size;
5161 old_es_rm.p_elems = p_pmt->e_streams.p_elems;
5162 ARRAY_INIT(p_pmt->e_streams);
5166 IODFree( p_pmt->iod );
5170 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
5171 p_dvbpsipmt->i_program_number, p_dvbpsipmt->i_version, p_dvbpsipmt->i_pcr_pid );
5172 p_pmt->i_pid_pcr = p_dvbpsipmt->i_pcr_pid;
5173 p_pmt->i_version = p_dvbpsipmt->i_version;
5175 ValidateDVBMeta( p_demux, p_pmt->i_pid_pcr );
5177 if( ProgramIsSelected( p_sys, p_pmt->i_number ) )
5178 SetPIDFilter( p_sys, &p_sys->pid[p_pmt->i_pid_pcr], true ); /* Set demux filter */
5180 /* Parse PMT descriptors */
5181 ts_pmt_registration_type_t registration_type = TS_PMT_REGISTRATION_NONE;
5182 dvbpsi_descriptor_t *p_dr;
5184 /* First pass for standard detection */
5185 if ( p_sys->arib.e_mode == ARIBMODE_AUTO )
5187 int i_arib_flags = 0; /* Descriptors can be repeated */
5188 for( p_dr = p_dvbpsipmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
5194 dvbpsi_ca_dr_t *p_cadr = dvbpsi_DecodeCADr( p_dr );
5195 i_arib_flags |= (p_cadr->i_ca_system_id == 0x05);
5199 i_arib_flags |= 1 << 1;
5202 i_arib_flags |= 1 << 2;
5208 if ( i_arib_flags == 0x07 ) //0b111
5209 p_sys->arib.e_mode = ARIBMODE_ENABLED;
5212 for( p_dr = p_dvbpsipmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
5214 /* special descriptors handling */
5217 case 0x1d: /* We have found an IOD descriptor */
5218 msg_Dbg( p_demux, " * PMT descriptor : IOD (0x1d)" );
5219 p_pmt->iod = IODNew( p_dr->i_length, p_dr->p_data );
5223 msg_Dbg( p_demux, " * PMT descriptor : CA (0x9) SysID 0x%x",
5224 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
5227 case 0x5: /* Registration Descriptor */
5228 if( p_dr->i_length != 4 )
5230 msg_Warn( p_demux, " * PMT invalid Registration Descriptor" );
5234 msg_Dbg( p_demux, " * PMT descriptor : registration %4.4s", p_dr->p_data );
5235 if( !memcmp( p_dr->p_data, "HDMV", 4 ) || !memcmp( p_dr->p_data, "HDPR", 4 ) )
5236 registration_type = TS_PMT_REGISTRATION_HDMV; /* Blu-Ray */
5241 msg_Dbg( p_demux, " * PMT descriptor : Private Data (0x0f)" );
5245 msg_Dbg( p_demux, " * PMT descriptor : Digital copy control (0xC1)" );
5248 case 0x88: /* EACEM Simulcast HD Logical channels ordering */
5249 msg_Dbg( p_demux, " * descriptor : EACEM Simulcast HD" );
5250 /* TODO: apply visibility flags */
5254 msg_Dbg( p_demux, " * PMT descriptor : unknown (0x%x)", p_dr->i_tag );
5258 dvbpsi_pmt_es_t *p_dvbpsies;
5259 for( p_dvbpsies = p_dvbpsipmt->p_first_es; p_dvbpsies != NULL; p_dvbpsies = p_dvbpsies->p_next )
5261 bool b_reusing_pid = false;
5264 ts_pid_t *pespid = &p_sys->pid[p_dvbpsies->i_pid];
5266 /* Find out if the PID was already declared */
5267 for( int i = 0; i < old_es_rm.i_size; i++ )
5269 if( old_es_rm.p_elems[i]->i_pid == p_dvbpsies->i_pid )
5271 b_reusing_pid = true;
5275 ValidateDVBMeta( p_demux, p_dvbpsies->i_pid );
5277 char const * psz_typedesc = "";
5278 switch(p_dvbpsies->i_type)
5281 psz_typedesc = "ISO/IEC Reserved";
5284 psz_typedesc = "ISO/IEC 11172 Video";
5287 psz_typedesc = "ISO/IEC 13818-2 Video or ISO/IEC 11172-2 constrained parameter video stream";
5290 psz_typedesc = "ISO/IEC 11172 Audio";
5293 psz_typedesc = "ISO/IEC 13818-3 Audio";
5296 psz_typedesc = "ISO/IEC 13818-1 private_sections";
5299 psz_typedesc = "ISO/IEC 13818-1 PES packets containing private data";
5302 psz_typedesc = "ISO/IEC 13522 MHEG";
5305 psz_typedesc = "ISO/IEC 13818-1 Annex A DSM CC";
5308 psz_typedesc = "ITU-T Rec. H.222.1";
5311 psz_typedesc = "ISO/IEC 13818-6 type A";
5314 psz_typedesc = "ISO/IEC 13818-6 type B";
5317 psz_typedesc = "ISO/IEC 13818-6 type C";
5320 psz_typedesc = "ISO/IEC 13818-6 type D";
5323 psz_typedesc = "ISO/IEC 13818-1 auxiliary";
5326 if (p_dvbpsies->i_type >= 0x0F && p_dvbpsies->i_type <=0x7F)
5327 psz_typedesc = "ISO/IEC 13818-1 Reserved";
5329 psz_typedesc = "User Private";
5332 msg_Dbg( p_demux, " * pid=%d type=0x%x %s",
5333 p_dvbpsies->i_pid, p_dvbpsies->i_type, psz_typedesc );
5335 for( p_dr = p_dvbpsies->p_first_descriptor; p_dr != NULL;
5336 p_dr = p_dr->p_next )
5338 msg_Dbg( p_demux, " - descriptor tag 0x%x",
5342 if ( !PIDSetup( p_demux, TYPE_PES, pespid, pmtpid ) )
5344 msg_Warn( p_demux, " * pid=%d type=0x%x %s (skipped)",
5345 p_dvbpsies->i_pid, p_dvbpsies->i_type, psz_typedesc );
5352 p_pes = ts_pes_New( p_demux );
5358 p_pes = pespid->u.p_pes;
5362 ARRAY_APPEND( p_pmt->e_streams, pespid );
5364 PIDFillFormat( &p_pes->es.fmt, p_dvbpsies->i_type );
5366 pespid->i_flags |= SEEN(p_sys->pid[p_dvbpsies->i_pid]);
5368 bool b_registration_applied = false;
5369 if ( p_dvbpsies->i_type >= 0x80 ) /* non standard, extensions */
5371 if ( registration_type == TS_PMT_REGISTRATION_HDMV )
5373 if (( b_registration_applied = PMTSetupEsHDMV( p_demux, &p_pes->es, p_dvbpsies ) ))
5374 msg_Dbg( p_demux, " + HDMV registration applied to pid %d type 0x%x",
5375 p_dvbpsies->i_pid, p_dvbpsies->i_type );
5379 if (( b_registration_applied = PMTSetupEsRegistration( p_demux, &p_pes->es, p_dvbpsies ) ))
5380 msg_Dbg( p_demux, " + registration applied to pid %d type 0x%x",
5381 p_dvbpsies->i_pid, p_dvbpsies->i_type );
5385 if ( !b_registration_applied )
5387 switch( p_dvbpsies->i_type )
5390 /* Handle PES private data */
5391 PMTSetupEs0x06( p_demux, p_pes, p_dvbpsies );
5393 /* All other private or reserved types */
5398 PMTSetupEsISO14496( p_demux, &p_pes->es, p_pmt, p_dvbpsies );
5402 PMTSetupEs0x83( p_dvbpsipmt, &p_pes->es, p_dvbpsies->i_pid );
5405 PMTSetupEs0xA0( p_demux, &p_pes->es, p_dvbpsies );
5408 PMTSetupEs0xD1( p_demux, &p_pes->es, p_dvbpsies );
5411 PMTSetupEs0xEA( p_demux, &p_pes->es, p_dvbpsies );
5417 if( p_pes->es.fmt.i_cat == AUDIO_ES ||
5418 ( p_pes->es.fmt.i_cat == SPU_ES &&
5419 p_pes->es.fmt.i_codec != VLC_CODEC_DVBS &&
5420 p_pes->es.fmt.i_codec != VLC_CODEC_TELETEXT ) )
5422 PMTParseEsIso639( p_demux, &p_pes->es, p_dvbpsies );
5425 switch( p_pes->es.fmt.i_codec )
5427 case VLC_CODEC_SCTE_27:
5428 p_pes->data_type = TS_ES_DATA_TABLE_SECTION;
5431 //pid->es->data_type = TS_ES_DATA_PES;
5435 p_pes->es.fmt.i_group = p_dvbpsipmt->i_program_number;
5436 for( int i = 0; i < p_pes->extra_es.i_size; i++ )
5437 p_pes->extra_es.p_elems[i]->fmt.i_group = p_dvbpsipmt->i_program_number;
5439 if( p_pes->es.fmt.i_cat == UNKNOWN_ES )
5441 msg_Dbg( p_demux, " => pid %d content is *unknown*",
5442 p_dvbpsies->i_pid );
5443 p_pes->es.fmt.psz_description = strdup( psz_typedesc );
5447 msg_Dbg( p_demux, " => pid %d has now es fcc=%4.4s",
5448 p_dvbpsies->i_pid, (char*)&p_pes->es.fmt.i_codec );
5450 if( p_sys->b_es_id_pid ) p_pes->es.fmt.i_id = p_dvbpsies->i_pid;
5452 /* Check if we can avoid restarting the ES */
5455 /* p_pes points to a tmp pes */
5456 if( pespid->u.p_pes->es.fmt.i_codec != p_pes->es.fmt.i_codec ||
5457 pespid->u.p_pes->es.fmt.i_extra != p_pes->es.fmt.i_extra ||
5458 pespid->u.p_pes->es.fmt.i_extra != 0 ||
5459 pespid->u.p_pes->extra_es.i_size != p_pes->extra_es.i_size ||
5460 !( ( !pespid->u.p_pes->es.fmt.psz_language &&
5461 !p_pes->es.fmt.psz_language ) ||
5462 ( pespid->u.p_pes->es.fmt.psz_language &&
5463 p_pes->es.fmt.psz_language &&
5464 !strcmp( pespid->u.p_pes->es.fmt.psz_language,
5465 p_pes->es.fmt.psz_language ) ) ) )
5467 /* Differs, swap then */
5468 ts_pes_t *e = pespid->u.p_pes;
5469 pespid->u.p_pes = p_pes;
5472 /* p_pes still tmp, but now contains old config */
5473 pespid->u.p_pes->es.id = p_pes->es.id;
5474 if( pespid->u.p_pes->es.id )
5476 p_pes->es.id = NULL;
5477 es_out_Control( p_demux->out, ES_OUT_SET_ES_FMT,
5478 pespid->u.p_pes->es.id, pespid->u.p_pes->es.fmt );
5481 for( int i=0; i<pespid->u.p_pes->extra_es.i_size &&
5482 i<p_pes->extra_es.i_size; i++ )
5484 pespid->u.p_pes->extra_es.p_elems[i]->id = p_pes->extra_es.p_elems[i]->id;
5485 if( pespid->u.p_pes->extra_es.p_elems[i]->id )
5487 es_out_Control( p_demux->out, ES_OUT_SET_ES_FMT,
5488 pespid->u.p_pes->extra_es.p_elems[i]->id,
5489 pespid->u.p_pes->extra_es.p_elems[i]->fmt );
5490 p_pes->extra_es.p_elems[i]->id = NULL;
5495 ts_pes_Del( p_demux, p_pes ); // delete temp
5499 AddAndCreateES( p_demux, pespid, false );
5503 p_dr = PMTEsFindDescriptor( p_dvbpsies, 0x09 );
5504 if( p_dr && p_dr->i_length >= 2 )
5506 msg_Dbg( p_demux, " * PMT descriptor : CA (0x9) SysID 0x%x",
5507 (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
5511 /* Set CAM descrambling */
5512 if( !ProgramIsSelected( p_sys, p_pmt->i_number ) )
5514 dvbpsi_pmt_delete( p_dvbpsipmt );
5516 else if( stream_Control( p_sys->stream, STREAM_SET_PRIVATE_ID_CA,
5517 p_dvbpsipmt ) != VLC_SUCCESS )
5519 if ( p_sys->arib.e_mode == ARIBMODE_ENABLED )
5521 p_sys->arib.b25stream = stream_FilterNew( p_demux->s, "aribcam" );
5522 p_sys->stream = ( p_sys->arib.b25stream ) ? p_sys->arib.b25stream : p_demux->s;
5523 if (!p_sys->arib.b25stream)
5524 dvbpsi_pmt_delete( p_dvbpsipmt );
5525 } else dvbpsi_pmt_delete( p_dvbpsipmt );
5528 /* Decref or clean now unused es */
5529 for( int i = 0; i < old_es_rm.i_size; i++ )
5530 PIDRelease( p_demux, old_es_rm.p_elems[i] );
5531 ARRAY_RESET( old_es_rm );
5533 UpdatePESFilters( p_demux, p_sys->b_es_all );
5535 if( !p_sys->b_trust_pcr )
5537 int i_cand = FindPCRCandidate( p_pmt );
5538 p_pmt->i_pid_pcr = i_cand;
5539 p_pmt->pcr.b_disable = true;
5540 msg_Warn( p_demux, "PCR not trusted for program %d, set up workaround using pid %d",
5541 p_pmt->i_number, i_cand );
5544 /* Probe Boundaries */
5545 if( p_sys->b_canfastseek && p_pmt->i_last_dts == -1 )
5547 p_pmt->i_last_dts = 0;
5548 ProbeStart( p_demux, p_pmt->i_number );
5549 ProbeEnd( p_demux, p_pmt->i_number );
5553 static int PATCheck( demux_t *p_demux, dvbpsi_pat_t *p_pat )
5555 /* Some Dreambox streams have all PMT set to same pid */
5556 int i_prev_pid = -1;
5557 for( dvbpsi_pat_program_t * p_program = p_pat->p_first_program;
5559 p_program = p_program->p_next )
5561 if( p_program->i_pid == i_prev_pid )
5563 msg_Warn( p_demux, "PAT check failed: duplicate program pid %d", i_prev_pid );
5564 return VLC_EGENERIC;
5566 i_prev_pid = p_program->i_pid;
5571 static void PATCallBack( void *data, dvbpsi_pat_t *p_dvbpsipat )
5573 demux_t *p_demux = data;
5574 demux_sys_t *p_sys = p_demux->p_sys;
5575 dvbpsi_pat_program_t *p_program;
5576 ts_pid_t *patpid = &p_sys->pid[0];
5577 ts_pat_t *p_pat = p_sys->pid[0].u.p_pat;
5579 patpid->i_flags |= FLAG_SEEN;
5581 msg_Dbg( p_demux, "PATCallBack called" );
5583 if(unlikely( p_sys->pid[0].type != TYPE_PAT ))
5585 msg_Warn( p_demux, "PATCallBack called on invalid pid" );
5589 if( ( p_pat->i_version != -1 &&
5590 ( !p_dvbpsipat->b_current_next ||
5591 p_dvbpsipat->i_version == p_pat->i_version ) ) ||
5592 ( p_pat->i_ts_id != -1 && p_dvbpsipat->i_ts_id != p_pat->i_ts_id ) ||
5593 p_sys->b_user_pmt || PATCheck( p_demux, p_dvbpsipat ) )
5595 dvbpsi_pat_delete( p_dvbpsipat );
5599 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
5600 p_dvbpsipat->i_ts_id, p_dvbpsipat->i_version, p_dvbpsipat->b_current_next );
5602 /* Save old programs array */
5603 DECL_ARRAY(ts_pid_t *) old_pmt_rm;
5604 old_pmt_rm.i_alloc = p_pat->programs.i_alloc;
5605 old_pmt_rm.i_size = p_pat->programs.i_size;
5606 old_pmt_rm.p_elems = p_pat->programs.p_elems;
5607 ARRAY_INIT(p_pat->programs);
5609 /* now create programs */
5610 for( p_program = p_dvbpsipat->p_first_program; p_program != NULL;
5611 p_program = p_program->p_next )
5613 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
5615 if( p_program->i_number == 0 )
5618 ts_pid_t *pmtpid = &p_sys->pid[p_program->i_pid];
5620 ValidateDVBMeta( p_demux, p_program->i_pid );
5622 /* create or temporary incref pid */
5623 if( !PIDSetup( p_demux, TYPE_PMT, pmtpid, patpid ) )
5625 msg_Warn( p_demux, " * number=%d pid=%d (ignored)", p_program->i_number,
5630 pmtpid->u.p_pmt->i_number = p_program->i_number;
5632 if( !dvbpsi_pmt_attach( pmtpid->u.p_pmt->handle, p_program->i_number, PMTCallBack, p_demux ) )
5633 msg_Err( p_demux, "PATCallback failed attaching PMTCallback to program %d",
5634 p_program->i_number );
5636 ARRAY_APPEND( p_pat->programs, pmtpid );
5638 /* Now select PID at access level */
5639 if( p_sys->programs.i_size == 0 ||
5640 ProgramIsSelected( p_sys, p_program->i_number ) )
5642 if( p_sys->programs.i_size == 0 )
5644 p_sys->b_default_selection = true;
5645 ARRAY_APPEND( p_sys->programs, p_program->i_number );
5648 if( SetPIDFilter( p_sys, pmtpid, true ) )
5649 p_sys->b_access_control = false;
5650 else if ( p_sys->es_creation == DELAY_ES )
5651 p_sys->es_creation = CREATE_ES;
5654 p_pat->i_version = p_dvbpsipat->i_version;
5655 p_pat->i_ts_id = p_dvbpsipat->i_ts_id;
5657 for(int i=0; i<old_pmt_rm.i_size; i++)
5659 /* decref current or release now unreferenced */
5660 PIDRelease( p_demux, old_pmt_rm.p_elems[i] );
5662 ARRAY_RESET(old_pmt_rm);
5664 dvbpsi_pat_delete( p_dvbpsipat );
5667 static inline bool handle_Init( demux_t *p_demux, dvbpsi_t **handle )
5669 *handle = dvbpsi_new( &dvbpsi_messages, DVBPSI_MSG_DEBUG );
5672 (*handle)->p_sys = (void *) p_demux;
5676 static ts_pat_t *ts_pat_New( demux_t *p_demux )
5678 ts_pat_t *pat = malloc( sizeof( ts_pat_t ) );
5682 if( !handle_Init( p_demux, &pat->handle ) )
5688 pat->i_version = -1;
5690 ARRAY_INIT( pat->programs );
5695 static void ts_pat_Del( demux_t *p_demux, ts_pat_t *pat )
5697 if( dvbpsi_decoder_present( pat->handle ) )
5698 dvbpsi_pat_detach( pat->handle );
5699 dvbpsi_delete( pat->handle );
5700 for( int i=0; i<pat->programs.i_size; i++ )
5701 PIDRelease( p_demux, pat->programs.p_elems[i] );
5702 ARRAY_RESET( pat->programs );
5706 static ts_pmt_t *ts_pmt_New( demux_t *p_demux )
5708 ts_pmt_t *pmt = malloc( sizeof( ts_pmt_t ) );
5712 if( !handle_Init( p_demux, &pmt->handle ) )
5718 ARRAY_INIT( pmt->e_streams );
5720 pmt->i_version = -1;
5722 pmt->i_pid_pcr = -1;
5725 pmt->i_last_dts = -1;
5727 pmt->pcr.i_current = -1;
5728 pmt->pcr.i_first = -1;
5729 pmt->pcr.b_disable = false;
5730 pmt->pcr.i_first_dts = VLC_TS_INVALID;
5731 pmt->pcr.i_pcroffset = -1;
5736 static void ts_pmt_Del( demux_t *p_demux, ts_pmt_t *pmt )
5738 if( dvbpsi_decoder_present( pmt->handle ) )
5739 dvbpsi_pmt_detach( pmt->handle );
5740 dvbpsi_delete( pmt->handle );
5741 for( int i=0; i<pmt->e_streams.i_size; i++ )
5742 PIDRelease( p_demux, pmt->e_streams.p_elems[i] );
5743 ARRAY_RESET( pmt->e_streams );
5745 IODFree( pmt->iod );
5746 if( pmt->i_number > -1 )
5747 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, pmt->i_number );
5751 static ts_pes_t *ts_pes_New( demux_t *p_demux )
5753 VLC_UNUSED(p_demux);
5754 ts_pes_t *pes = malloc( sizeof( ts_pes_t ) );
5759 pes->es.p_mpeg4desc = NULL;
5760 es_format_Init( &pes->es.fmt, UNKNOWN_ES, 0 );
5761 ARRAY_INIT( pes->extra_es );
5762 pes->data_type = TS_ES_DATA_PES;
5763 pes->i_data_size = 0;
5764 pes->i_data_gathered = 0;
5766 pes->pp_last = &pes->p_data;
5767 pes->p_prepcr_outqueue = NULL;
5772 static void ts_pes_Del( demux_t *p_demux, ts_pes_t *pes )
5776 es_out_Del( p_demux->out, pes->es.id );
5777 p_demux->p_sys->i_pmt_es--;
5781 block_ChainRelease( pes->p_data );
5783 if( pes->p_prepcr_outqueue )
5784 block_ChainRelease( pes->p_prepcr_outqueue );
5786 es_format_Clean( &pes->es.fmt );
5787 free( pes->es.p_mpeg4desc );
5789 for( int i = 0; i < pes->extra_es.i_size; i++ )
5791 if( pes->extra_es.p_elems[i]->id )
5793 es_out_Del( p_demux->out, pes->extra_es.p_elems[i]->id );
5794 p_demux->p_sys->i_pmt_es--;
5796 es_format_Clean( &pes->extra_es.p_elems[i]->fmt );
5797 free( pes->extra_es.p_elems[i] );
5799 ARRAY_RESET( pes->extra_es );
5804 static ts_psi_t *ts_psi_New( demux_t *p_demux )
5806 ts_psi_t *psi = malloc( sizeof( ts_psi_t ) );
5810 if( !handle_Init( p_demux, &psi->handle ) )
5816 psi->i_version = -1;
5821 static void ts_psi_Del( demux_t *p_demux, ts_psi_t *psi )
5823 VLC_UNUSED(p_demux);
5824 if( dvbpsi_decoder_present( psi->handle ) )
5825 dvbpsi_DetachDemux( psi->handle );
5826 dvbpsi_delete( psi->handle );