1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004-2005 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Jean-Paul Saman <jpsaman #_at_# m2x.nl>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
38 #include <vlc_access.h> /* DVB-specific things */
39 #include <vlc_demux.h>
43 #include <vlc_iso_lang.h>
44 #include <vlc_network.h>
45 #include <vlc_charset.h>
48 #include "../mux/mpeg/csa.h"
50 /* Include dvbpsi headers */
51 # include <dvbpsi/dvbpsi.h>
52 # include <dvbpsi/demux.h>
53 # include <dvbpsi/descriptor.h>
54 # include <dvbpsi/pat.h>
55 # include <dvbpsi/pmt.h>
56 # include <dvbpsi/sdt.h>
57 # include <dvbpsi/dr.h>
58 # include <dvbpsi/psi.h>
61 # include <dvbpsi/eit.h>
64 #ifdef _DVBPSI_DR_58_H_
66 # include <dvbpsi/tot.h>
73 /*****************************************************************************
75 *****************************************************************************/
76 static int Open ( vlc_object_t * );
77 static void Close ( vlc_object_t * );
80 * - Rename "extra pmt" to "user pmt"
81 * - Update extra pmt description
82 * pmt_pid[:pmt_number][=pid_description[,pid_description]]
83 * where pid_description could take 3 forms:
84 * 1. pid:pcr (to force the pcr pid)
86 * 3. pid:type=fourcc where type=(video|audio|spu)
88 #define PMT_TEXT N_("Extra PMT")
89 #define PMT_LONGTEXT N_( \
90 "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])." )
92 #define PID_TEXT N_("Set id of ES to PID")
93 #define PID_LONGTEXT N_("Set the internal ID of each elementary stream" \
94 " handled by VLC to the same value as the PID in" \
95 " the TS stream, instead of 1, 2, 3, etc. Useful to" \
96 " do \'#duplicate{..., select=\"es=<pid>\"}\'.")
98 #define TSOUT_TEXT N_("Fast udp streaming")
99 #define TSOUT_LONGTEXT N_( \
100 "Sends TS to specific ip:port by udp (you must know what you are doing).")
102 #define MTUOUT_TEXT N_("MTU for out mode")
103 #define MTUOUT_LONGTEXT N_("MTU for out mode.")
105 #define CSA_TEXT N_("CSA ck")
106 #define CSA_LONGTEXT N_("Control word for the CSA encryption algorithm")
108 #define CSA2_TEXT N_("Second CSA Key")
109 #define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
110 "16 char string (8 hexadecimal bytes).")
112 #define SILENT_TEXT N_("Silent mode")
113 #define SILENT_LONGTEXT N_("Do not complain on encrypted PES.")
115 #define CAPMT_SYSID_TEXT N_("CAPMT System ID")
116 #define CAPMT_SYSID_LONGTEXT N_("Only forward descriptors from this SysID to the CAM.")
118 #define CPKT_TEXT N_("Packet size in bytes to decrypt")
119 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to decrypt. " \
120 "The decryption routines subtract the TS-header from the value before " \
123 #define TSDUMP_TEXT N_("Filename of dump")
124 #define TSDUMP_LONGTEXT N_("Specify a filename where to dump the TS in.")
126 #define APPEND_TEXT N_("Append")
127 #define APPEND_LONGTEXT N_( \
128 "If the file exists and this option is selected, the existing file " \
129 "will not be overwritten." )
131 #define DUMPSIZE_TEXT N_("Dump buffer size")
132 #define DUMPSIZE_LONGTEXT N_( \
133 "Tweak the buffer size for reading and writing an integer number of packets. " \
134 "Specify the size of the buffer here and not the number of packets." )
136 #define SPLIT_ES_TEXT N_("Separate sub-streams")
137 #define SPLIT_ES_LONGTEXT N_( \
138 "Separate teletex/dvbs pages into independent ES. " \
139 "It can be useful to turn off this option when using stream output." )
142 set_description( N_("MPEG Transport Stream demuxer") )
143 set_shortname ( "MPEG-TS" )
144 set_category( CAT_INPUT )
145 set_subcategory( SUBCAT_INPUT_DEMUX )
147 add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
148 add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
149 add_string( "ts-out", NULL, TSOUT_TEXT, TSOUT_LONGTEXT, true )
150 add_integer( "ts-out-mtu", 1400, MTUOUT_TEXT,
151 MTUOUT_LONGTEXT, true )
152 add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
153 add_string( "ts-csa2-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
154 add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
155 add_bool( "ts-silent", false, SILENT_TEXT, SILENT_LONGTEXT, true )
157 add_savefile( "ts-dump-file", NULL, TSDUMP_TEXT, TSDUMP_LONGTEXT, false )
158 add_bool( "ts-dump-append", false, APPEND_TEXT, APPEND_LONGTEXT, false )
159 add_integer( "ts-dump-size", 16384, DUMPSIZE_TEXT,
160 DUMPSIZE_LONGTEXT, true )
161 add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
163 set_capability( "demux", 10 )
164 set_callbacks( Open, Close )
168 /*****************************************************************************
170 *****************************************************************************/
171 static const char *const ppsz_teletext_type[] = {
174 N_("Teletext subtitles"),
175 N_("Teletext: additional information"),
176 N_("Teletext: program schedule"),
177 N_("Teletext subtitles: hearing impaired")
182 uint8_t i_objectTypeIndication;
183 uint8_t i_streamType;
185 uint32_t i_bufferSizeDB;
186 uint32_t i_maxBitrate;
187 uint32_t i_avgBitrate;
189 int i_decoder_specific_info_len;
190 uint8_t *p_decoder_specific_info;
192 } decoder_config_descriptor_t;
196 bool b_useAccessUnitStartFlag;
197 bool b_useAccessUnitEndFlag;
198 bool b_useRandomAccessPointFlag;
199 bool b_useRandomAccessUnitsOnlyFlag;
200 bool b_usePaddingFlag;
201 bool b_useTimeStampsFlags;
204 uint32_t i_timeStampResolution;
205 uint32_t i_OCRResolution;
206 uint8_t i_timeStampLength;
209 uint8_t i_instantBitrateLength;
210 uint8_t i_degradationPriorityLength;
211 uint8_t i_AU_seqNumLength;
212 uint8_t i_packetSeqNumLength;
214 uint32_t i_timeScale;
215 uint16_t i_accessUnitDuration;
216 uint16_t i_compositionUnitDuration;
218 uint64_t i_startDecodingTimeStamp;
219 uint64_t i_startCompositionTimeStamp;
221 } sl_config_descriptor_t;
228 bool b_streamDependenceFlag;
229 bool b_OCRStreamFlag;
230 uint8_t i_streamPriority;
234 uint16_t i_dependOn_es_id;
235 uint16_t i_OCR_es_id;
237 decoder_config_descriptor_t dec_descr;
238 sl_config_descriptor_t sl_descr;
240 } es_mpeg4_descriptor_t;
244 uint8_t i_iod_label, i_iod_label_scope;
250 uint8_t i_ODProfileLevelIndication;
251 uint8_t i_sceneProfileLevelIndication;
252 uint8_t i_audioProfileLevelIndication;
253 uint8_t i_visualProfileLevelIndication;
254 uint8_t i_graphicsProfileLevelIndication;
256 es_mpeg4_descriptor_t es_descr[255];
262 dvbpsi_handle handle;
268 /* IOD stuff (mpeg4) */
269 iod_descriptor_t *iod;
275 /* for special PAT/SDT case */
276 dvbpsi_handle handle; /* PAT/SDT/EIT */
295 es_mpeg4_descriptor_t *p_mpeg4desc;
306 int i_cc; /* countinuity counter */
309 /* PSI owner (ie PMT -> PAT, ES -> PMT */
317 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
325 vlc_mutex_t csa_lock;
327 /* TS packet size (188, 192, 204) */
330 /* how many TS packet we read at once */
350 int fd; /* udp socket */
354 bool b_access_control;
360 int64_t i_dvb_length;
361 bool b_broken_charset; /* True if broken encoding is used in EPG/SDT */
364 int i_current_program;
365 vlc_list_t programs_list;
368 char *psz_file; /* file to dump data in */
369 FILE *p_file; /* filehandle */
370 uint64_t i_write; /* bytes written */
371 bool b_file_out; /* dump mode enabled */
377 static int Demux ( demux_t *p_demux );
378 static int DemuxFile( demux_t *p_demux );
379 static int Control( demux_t *p_demux, int i_query, va_list args );
381 static void PIDInit ( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner );
382 static void PIDClean( demux_t *, ts_pid_t *pid );
383 static int PIDFillFormat( ts_pid_t *pid, int i_stream_type );
385 static void PATCallBack( demux_t *, dvbpsi_pat_t * );
386 static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt );
387 static void PSINewTableCallBack( demux_t *, dvbpsi_handle,
388 uint8_t i_table_id, uint16_t i_extension );
389 static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
391 static inline int PIDGet( block_t *p )
393 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
396 static bool GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
398 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
400 static iod_descriptor_t *IODNew( int , uint8_t * );
401 static void IODFree( iod_descriptor_t * );
403 #define TS_USER_PMT_NUMBER (0)
404 static int UserPmt( demux_t *p_demux, const char * );
406 static int SetPIDFilter( demux_t *, int i_pid, bool b_selected );
407 static void SetPrgFilter( demux_t *, int i_prg, bool b_selected );
409 #define TS_PACKET_SIZE_188 188
410 #define TS_PACKET_SIZE_192 192
411 #define TS_PACKET_SIZE_204 204
412 #define TS_PACKET_SIZE_MAX 204
413 #define TS_TOPFIELD_HEADER 1320
415 /*****************************************************************************
417 *****************************************************************************/
418 static int Open( vlc_object_t *p_this )
420 demux_t *p_demux = (demux_t*)p_this;
423 const uint8_t *p_peek;
424 int i_sync, i_peek, i;
428 const char *psz_mode;
430 bool b_topfield = false;
432 if( stream_Peek( p_demux->s, &p_peek, TS_PACKET_SIZE_MAX ) <
433 TS_PACKET_SIZE_MAX ) return VLC_EGENERIC;
435 if( memcmp( p_peek, "TFrc", 4 ) == 0 )
438 msg_Dbg( p_demux, "this is a topfield file" );
441 /* Search first sync byte */
442 for( i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
444 if( p_peek[i_sync] == 0x47 ) break;
446 if( i_sync >= TS_PACKET_SIZE_MAX && !b_topfield )
448 if( !p_demux->b_force )
450 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
455 /* Read the entire Topfield header */
456 i_peek = TS_TOPFIELD_HEADER;
460 /* Check next 3 sync bytes */
461 i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
464 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
466 msg_Err( p_demux, "cannot peek" );
469 if( p_peek[i_sync + TS_PACKET_SIZE_188] == 0x47 &&
470 p_peek[i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
471 p_peek[i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
473 i_packet_size = TS_PACKET_SIZE_188;
475 else if( p_peek[i_sync + TS_PACKET_SIZE_192] == 0x47 &&
476 p_peek[i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
477 p_peek[i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
479 i_packet_size = TS_PACKET_SIZE_192;
481 else if( p_peek[i_sync + TS_PACKET_SIZE_204] == 0x47 &&
482 p_peek[i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
483 p_peek[i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
485 i_packet_size = TS_PACKET_SIZE_204;
487 else if( p_demux->b_force )
489 i_packet_size = TS_PACKET_SIZE_188;
491 else if( b_topfield )
493 i_packet_size = TS_PACKET_SIZE_188;
495 /* I used the TF5000PVR 2004 Firmware .doc header documentation,
496 * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
497 * but after the filename the offsets seem to be incorrect. - DJ */
498 int i_duration, i_name;
499 char *psz_name = malloc(25);
500 char *psz_event_name;
501 char *psz_event_text = malloc(130);
502 char *psz_ext_text = malloc(1025);
504 // 2 bytes version Uimsbf (4,5)
505 // 2 bytes reserved (6,7)
506 // 2 bytes duration in minutes Uimsbf (8,9(
507 i_duration = (int) (p_peek[8] << 8) | p_peek[9];
508 msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
509 // 2 bytes service number in channel list (10, 11)
510 // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
511 // 4 bytes of reserved + tuner info (14,15,16,17)
512 // 2 bytes of Service ID Bslbf (18,19)
513 // 2 bytes of PMT PID Uimsbf (20,21)
514 // 2 bytes of PCR PID Uimsbf (22,23)
515 // 2 bytes of Video PID Uimsbf (24,25)
516 // 2 bytes of Audio PID Uimsbf (26,27)
517 // 24 bytes filename Bslbf
518 memcpy( psz_name, &p_peek[28], 24 );
520 msg_Dbg( p_demux, "recordingname=%s", psz_name );
521 // 1 byte of sat index Uimsbf (52)
522 // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
523 // 4 bytes of freq. Uimsbf (56,57,58,59)
524 // 2 bytes of symbol rate Uimsbf (60,61)
525 // 2 bytes of TS stream ID Uimsbf (62,63)
528 // 2 bytes duration Uimsbf (70,71)
529 //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
530 //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
531 // 4 bytes EventID Uimsbf (72-75)
532 // 8 bytes of Start and End time info (76-83)
533 // 1 byte reserved (84)
534 // 1 byte event name length Uimsbf (89)
535 i_name = (int)(p_peek[89]&~0x81);
536 msg_Dbg( p_demux, "event name length = %d", i_name);
537 psz_event_name = malloc( i_name+1 );
538 // 1 byte parental rating (90)
539 // 129 bytes of event text
540 memcpy( psz_event_name, &p_peek[91], i_name );
541 psz_event_name[i_name] = '\0';
542 memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
543 psz_event_text[129-i_name] = '\0';
544 msg_Dbg( p_demux, "event name=%s", psz_event_name );
545 msg_Dbg( p_demux, "event text=%s", psz_event_text );
546 // 12 bytes reserved (220)
548 // 2 bytes Event Text Length Uimsbf
549 // 4 bytes EventID Uimsbf
550 // FIXME We just have 613 bytes. not enough for this entire text
551 // 1024 bytes Extended Event Text Bslbf
552 memcpy( psz_ext_text, p_peek+372, 1024 );
553 psz_ext_text[1024] = '\0';
554 msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
555 // 52 bytes reserved Bslbf
560 msg_Warn( p_demux, "TS module discarded (lost sync)" );
564 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
567 memset( p_sys, 0, sizeof( demux_sys_t ) );
568 p_sys->i_packet_size = i_packet_size;
569 vlc_mutex_init( &p_sys->csa_lock );
571 /* Fill dump mode fields */
573 p_sys->buffer = NULL;
574 p_sys->p_file = NULL;
575 p_sys->b_file_out = false;
576 p_sys->psz_file = var_CreateGetString( p_demux, "ts-dump-file" );
577 if( *p_sys->psz_file != '\0' )
579 p_sys->b_file_out = true;
581 b_append = var_CreateGetBool( p_demux, "ts-dump-append" );
587 if( !strcmp( p_sys->psz_file, "-" ) )
589 msg_Info( p_demux, "dumping raw stream to standard output" );
590 p_sys->p_file = stdout;
592 else if( ( p_sys->p_file = vlc_fopen( p_sys->psz_file, psz_mode ) ) == NULL )
594 msg_Err( p_demux, "cannot create `%s' for writing", p_sys->psz_file );
595 p_sys->b_file_out = false;
598 if( p_sys->b_file_out )
600 /* Determine how many packets to read. */
601 int bufsize = var_CreateGetInteger( p_demux, "ts-dump-size" );
602 p_sys->i_ts_read = (int) (bufsize / p_sys->i_packet_size);
603 if( p_sys->i_ts_read <= 0 )
605 p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
607 p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
608 msg_Info( p_demux, "%s raw stream to file `%s' reading packets %d",
609 b_append ? "appending" : "dumping", p_sys->psz_file,
614 /* Fill p_demux field */
615 if( p_sys->b_file_out )
616 p_demux->pf_demux = DemuxFile;
618 p_demux->pf_demux = Demux;
619 p_demux->pf_control = Control;
621 /* Init p_sys field */
622 p_sys->b_dvb_meta = true;
623 p_sys->b_access_control = true;
624 p_sys->i_current_program = 0;
625 p_sys->programs_list.i_count = 0;
626 p_sys->programs_list.p_values = NULL;
627 p_sys->i_tdt_delta = 0;
628 p_sys->i_dvb_start = 0;
629 p_sys->i_dvb_length = 0;
631 p_sys->b_broken_charset = false;
633 for( i = 0; i < 8192; i++ )
635 ts_pid_t *pid = &p_sys->pid[i];
639 pid->b_valid = false;
641 /* PID 8191 is padding */
642 p_sys->pid[8191].b_seen = true;
643 p_sys->i_packet_size = i_packet_size;
644 p_sys->b_udp_out = false;
646 p_sys->i_ts_read = 50;
648 p_sys->b_start_record = false;
650 /* Init PAT handler */
651 pat = &p_sys->pid[0];
652 PIDInit( pat, true, NULL );
653 pat->psi->handle = dvbpsi_AttachPAT( (dvbpsi_pat_callback)PATCallBack,
655 if( p_sys->b_dvb_meta )
657 ts_pid_t *sdt = &p_sys->pid[0x11];
658 ts_pid_t *eit = &p_sys->pid[0x12];
660 PIDInit( sdt, true, NULL );
662 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
664 PIDInit( eit, true, NULL );
666 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
669 ts_pid_t *tdt = &p_sys->pid[0x14];
670 PIDInit( tdt, true, NULL );
672 dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
675 if( p_sys->b_access_control )
677 if( SetPIDFilter( p_demux, 0x11, true ) ||
679 SetPIDFilter( p_demux, 0x14, true ) ||
681 SetPIDFilter( p_demux, 0x12, true ) )
682 p_sys->b_access_control = false;
687 TAB_INIT( p_sys->i_pmt, p_sys->pmt );
691 p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
693 char* psz_string = var_CreateGetString( p_demux, "ts-out" );
694 if( psz_string && *psz_string && !p_sys->b_file_out )
696 char *psz = strchr( psz_string, ':' );
699 p_sys->b_udp_out = true;
704 i_port = atoi( psz );
706 if( i_port <= 0 ) i_port = 1234;
707 msg_Dbg( p_demux, "resend ts to '%s:%d'", psz_string, i_port );
709 p_sys->fd = net_ConnectUDP( VLC_OBJECT(p_demux), psz_string, i_port, -1 );
712 msg_Err( p_demux, "failed to open udp socket, send disabled" );
713 p_sys->b_udp_out = false;
717 int i_mtu = var_CreateGetInteger( p_demux, "ts-out-mtu" );
718 p_sys->i_ts_read = i_mtu / p_sys->i_packet_size;
719 if( p_sys->i_ts_read <= 0 )
721 p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
723 p_sys->buffer = malloc( p_sys->i_packet_size * p_sys->i_ts_read );
728 /* We handle description of an extra PMT */
729 psz_string = var_CreateGetString( p_demux, "ts-extra-pmt" );
730 p_sys->b_user_pmt = false;
731 if( psz_string && *psz_string )
732 UserPmt( p_demux, psz_string );
735 psz_string = var_CreateGetStringCommand( p_demux, "ts-csa-ck" );
736 if( psz_string && *psz_string )
741 p_sys->csa = csa_New();
743 psz_csa2 = var_CreateGetStringCommand( p_demux, "ts-csa2-ck" );
744 i_res = csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, true );
745 if( i_res == VLC_SUCCESS && psz_csa2 && *psz_csa2 )
747 if( csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_csa2, false ) != VLC_SUCCESS )
749 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
752 else if ( i_res == VLC_SUCCESS )
754 csa_SetCW( (vlc_object_t*)p_demux, p_sys->csa, psz_string, false );
758 csa_Delete( p_sys->csa );
764 var_AddCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, (void *)1 );
765 var_AddCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
767 int i_pkt = var_CreateGetInteger( p_demux, "ts-csa-pkt" );
768 if( i_pkt < 4 || i_pkt > 188 )
770 msg_Err( p_demux, "wrong packet size %d specified.", i_pkt );
771 msg_Warn( p_demux, "using default packet size of 188 bytes" );
772 p_sys->i_csa_pkt_size = 188;
775 p_sys->i_csa_pkt_size = i_pkt;
776 msg_Dbg( p_demux, "decrypting %d bytes of packet", p_sys->i_csa_pkt_size );
782 p_sys->b_silent = var_CreateGetBool( p_demux, "ts-silent" );
783 p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
785 while( !p_sys->b_file_out && p_sys->i_pmt_es <= 0 &&
786 vlc_object_alive( p_demux ) )
788 if( p_demux->pf_demux( p_demux ) != 1 )
796 /*****************************************************************************
798 *****************************************************************************/
799 static void Close( vlc_object_t *p_this )
801 demux_t *p_demux = (demux_t*)p_this;
802 demux_sys_t *p_sys = p_demux->p_sys;
804 msg_Dbg( p_demux, "pid list:" );
805 for( int i = 0; i < 8192; i++ )
807 ts_pid_t *pid = &p_sys->pid[i];
809 if( pid->b_valid && pid->psi )
814 dvbpsi_DetachPAT( pid->psi->handle );
821 if( p_sys->b_dvb_meta && ( pid->i_pid == 0x11 || pid->i_pid == 0x12 || pid->i_pid == 0x14 ) )
823 /* SDT or EIT or TDT */
824 dvbpsi_DetachDemux( pid->psi->handle );
829 PIDClean( p_demux, pid );
834 else if( pid->b_valid && pid->es )
836 PIDClean( p_demux, pid );
841 msg_Dbg( p_demux, " - pid[%d] seen", pid->i_pid );
846 SetPIDFilter( p_demux, pid->i_pid, false );
849 vlc_mutex_lock( &p_sys->csa_lock );
852 var_DelCallback( p_demux, "ts-csa-ck", ChangeKeyCallback, NULL );
853 var_DelCallback( p_demux, "ts-csa2-ck", ChangeKeyCallback, NULL );
854 csa_Delete( p_sys->csa );
856 vlc_mutex_unlock( &p_sys->csa_lock );
858 TAB_CLEAN( p_sys->i_pmt, p_sys->pmt );
860 free( p_sys->programs_list.p_values );
862 /* If in dump mode, then close the file */
863 if( p_sys->b_file_out )
865 msg_Info( p_demux ,"closing %s (%"PRId64" KiB dumped)",
866 p_sys->psz_file, p_sys->i_write / 1024 );
868 if( p_sys->p_file != stdout )
870 fclose( p_sys->p_file );
873 /* When streaming, close the port */
876 net_Close( p_sys->fd );
879 free( p_sys->buffer );
880 free( p_sys->psz_file );
882 vlc_mutex_destroy( &p_sys->csa_lock );
886 /*****************************************************************************
887 * ChangeKeyCallback: called when changing the odd encryption key on the fly.
888 *****************************************************************************/
889 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
890 vlc_value_t oldval, vlc_value_t newval,
893 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
894 demux_t *p_demux = (demux_t*)p_this;
895 demux_sys_t *p_sys = p_demux->p_sys;
896 int i_tmp = (intptr_t)p_data;
898 vlc_mutex_lock( &p_sys->csa_lock );
900 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, true );
902 i_tmp = csa_SetCW( p_this, p_sys->csa, newval.psz_string, false );
904 vlc_mutex_unlock( &p_sys->csa_lock );
908 /*****************************************************************************
910 *****************************************************************************/
911 static int DemuxFile( demux_t *p_demux )
913 demux_sys_t *p_sys = p_demux->p_sys;
914 const int i_bufsize = p_sys->i_packet_size * p_sys->i_ts_read;
915 uint8_t *p_buffer = p_sys->buffer; /* Put first on sync byte */
916 const int i_data = stream_Read( p_demux->s, p_sys->buffer, i_bufsize );
918 if( i_data <= 0 && i_data < p_sys->i_packet_size )
920 msg_Dbg( p_demux, "error reading malformed packets" );
924 /* Test continuity counter */
925 for( int i_pos = 0; i_pos < i_data; )
927 if( p_sys->buffer[i_pos] != 0x47 )
929 msg_Warn( p_demux, "lost sync" );
930 while( vlc_object_alive (p_demux) && (i_pos < i_data) )
933 if( p_sys->buffer[i_pos] == 0x47 )
936 if( vlc_object_alive (p_demux) )
937 msg_Warn( p_demux, "sync found" );
940 /* continuous when (one of this):
942 * diff == 0 and payload == 0
943 * diff == 0 and duplicate packet (playload != 0) <- should we
946 const int i_cc = p_buffer[i_pos+3]&0x0f;
947 const bool b_payload = p_buffer[i_pos+3]&0x10;
948 const bool b_adaptation = p_buffer[i_pos+3]&0x20;
951 ts_pid_t *p_pid = &p_sys->pid[ ((p_buffer[i_pos+1]&0x1f)<<8)|p_buffer[i_pos+2] ];
953 /* Detect discontinuity indicator in adaptation field */
954 if( b_adaptation && p_buffer[i_pos + 4] > 0 )
956 if( p_buffer[i_pos+5]&0x80 )
957 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ", p_pid->i_pid );
958 if( p_buffer[i_pos+5]&0x40 )
959 msg_Warn( p_demux, "random access indicator (pid=%d) ", p_pid->i_pid );
962 const int i_diff = ( i_cc - p_pid->i_cc )&0x0f;
963 if( b_payload && i_diff == 1 )
965 p_pid->i_cc = ( p_pid->i_cc + 1 ) & 0xf;
969 if( p_pid->i_cc == 0xff )
971 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
972 p_pid->i_pid, i_cc );
975 else if( i_diff != 0 )
977 /* FIXME what to do when discontinuity_indicator is set ? */
978 msg_Warn( p_demux, "transport error detected 0x%x instead of 0x%x",
979 i_cc, ( p_pid->i_cc + 1 )&0x0f );
982 /* Mark transport error in the TS packet. */
983 p_buffer[i_pos+1] |= 0x80;
987 /* Test if user wants to decrypt it first */
990 vlc_mutex_lock( &p_sys->csa_lock );
991 csa_Decrypt( p_demux->p_sys->csa, &p_buffer[i_pos], p_demux->p_sys->i_csa_pkt_size );
992 vlc_mutex_unlock( &p_sys->csa_lock );
995 i_pos += p_sys->i_packet_size;
999 const int i_write = fwrite( p_sys->buffer, 1, i_data, p_sys->p_file );
1002 msg_Err( p_demux, "failed to write data" );
1006 p_sys->i_write += i_write;
1010 /*****************************************************************************
1012 *****************************************************************************/
1013 static int Demux( demux_t *p_demux )
1015 demux_sys_t *p_sys = p_demux->p_sys;
1016 bool b_wait_es = p_sys->i_pmt_es <= 0;
1018 /* We read at most 100 TS packet or until a frame is completed */
1019 for( int i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
1021 bool b_frame = false;
1024 /* Get a new TS packet */
1025 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1027 msg_Dbg( p_demux, "eof ?" );
1031 /* Check sync byte and re-sync if needed */
1032 if( p_pkt->p_buffer[0] != 0x47 )
1034 msg_Warn( p_demux, "lost synchro" );
1035 block_Release( p_pkt );
1037 while( vlc_object_alive (p_demux) )
1039 const uint8_t *p_peek;
1040 int i_peek, i_skip = 0;
1042 i_peek = stream_Peek( p_demux->s, &p_peek,
1043 p_sys->i_packet_size * 10 );
1044 if( i_peek < p_sys->i_packet_size + 1 )
1046 msg_Dbg( p_demux, "eof ?" );
1050 while( i_skip < i_peek - p_sys->i_packet_size )
1052 if( p_peek[i_skip] == 0x47 &&
1053 p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
1060 msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
1061 stream_Read( p_demux->s, NULL, i_skip );
1063 if( i_skip < i_peek - p_sys->i_packet_size )
1069 if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
1071 msg_Dbg( p_demux, "eof ?" );
1076 if( p_sys->b_start_record )
1078 /* Enable recording once synchronized */
1079 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, true, "ts" );
1080 p_sys->b_start_record = false;
1083 if( p_sys->b_udp_out )
1085 memcpy( &p_sys->buffer[i_pkt * p_sys->i_packet_size],
1086 p_pkt->p_buffer, p_sys->i_packet_size );
1089 /* Parse the TS packet */
1090 ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
1092 if( p_pid->b_valid )
1096 if( p_pid->i_pid == 0 || ( p_sys->b_dvb_meta && ( p_pid->i_pid == 0x11 || p_pid->i_pid == 0x12 || p_pid->i_pid == 0x14 ) ) )
1098 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
1102 for( int i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
1104 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle,
1108 block_Release( p_pkt );
1110 else if( !p_sys->b_udp_out )
1112 b_frame = GatherPES( p_demux, p_pid, p_pkt );
1116 PCRHandle( p_demux, p_pid, p_pkt );
1117 block_Release( p_pkt );
1122 if( !p_pid->b_seen )
1124 msg_Dbg( p_demux, "pid[%d] unknown", p_pid->i_pid );
1126 /* We have to handle PCR if present */
1127 PCRHandle( p_demux, p_pid, p_pkt );
1128 block_Release( p_pkt );
1130 p_pid->b_seen = true;
1132 if( b_frame || ( b_wait_es && p_sys->i_pmt_es > 0 ) )
1136 if( p_sys->b_udp_out )
1138 /* Send the complete block */
1139 net_Write( p_demux, p_sys->fd, NULL, p_sys->buffer,
1140 p_sys->i_ts_read * p_sys->i_packet_size );
1146 /*****************************************************************************
1148 *****************************************************************************/
1149 static int DVBEventInformation( demux_t *p_demux, int64_t *pi_time, int64_t *pi_length )
1151 demux_sys_t *p_sys = p_demux->p_sys;
1157 if( p_sys->i_dvb_length > 0 )
1160 const int64_t t = mdate() + p_sys->i_tdt_delta;
1162 const int64_t t = CLOCK_FREQ * time ( NULL );
1165 if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
1168 *pi_length = p_sys->i_dvb_length;
1170 *pi_time = t - p_sys->i_dvb_start;
1174 return VLC_EGENERIC;
1177 static int Control( demux_t *p_demux, int i_query, va_list args )
1179 demux_sys_t *p_sys = p_demux->p_sys;
1181 bool b_bool, *pb_bool;
1186 if( p_sys->b_file_out )
1187 return demux_vaControlHelper( p_demux->s, 0, -1, 0, 1, i_query, args );
1191 case DEMUX_GET_POSITION:
1192 pf = (double*) va_arg( args, double* );
1193 i64 = stream_Size( p_demux->s );
1196 double f_current = stream_Tell( p_demux->s );
1197 *pf = f_current / (double)i64;
1201 int64_t i_time, i_length;
1202 if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
1203 *pf = (double)i_time/(double)i_length;
1208 case DEMUX_SET_POSITION:
1209 f = (double) va_arg( args, double );
1210 i64 = stream_Size( p_demux->s );
1212 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
1213 return VLC_EGENERIC;
1218 case DEMUX_GET_TIME:
1219 pi64 = (int64_t*)va_arg( args, int64_t * );
1220 if( p_sys->i_time < 0 )
1223 return VLC_EGENERIC;
1225 *pi64 = p_sys->i_time;
1228 case DEMUX_GET_LENGTH:
1229 pi64 = (int64_t*)va_arg( args, int64_t * );
1230 if( p_sys->i_mux_rate > 0 )
1232 *pi64 = INT64_C(1000000) * ( stream_Size( p_demux->s ) / 50 ) /
1237 return VLC_EGENERIC;
1239 case DEMUX_GET_TIME:
1240 pi64 = (int64_t*)va_arg( args, int64_t * );
1241 if( DVBEventInformation( p_demux, pi64, NULL ) )
1245 case DEMUX_GET_LENGTH:
1246 pi64 = (int64_t*)va_arg( args, int64_t * );
1247 if( DVBEventInformation( p_demux, NULL, pi64 ) )
1251 case DEMUX_SET_GROUP:
1255 i_int = (int)va_arg( args, int );
1256 p_list = (vlc_list_t *)va_arg( args, vlc_list_t * );
1257 msg_Dbg( p_demux, "DEMUX_SET_GROUP %d %p", i_int, p_list );
1259 if( i_int == 0 && p_sys->i_current_program > 0 )
1260 i_int = p_sys->i_current_program;
1262 if( p_sys->i_current_program > 0 )
1264 if( p_sys->i_current_program != i_int )
1265 SetPrgFilter( p_demux, p_sys->i_current_program, false );
1267 else if( p_sys->i_current_program < 0 )
1269 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
1270 SetPrgFilter( p_demux, p_sys->programs_list.p_values[i].i_int, false );
1275 p_sys->i_current_program = i_int;
1276 SetPrgFilter( p_demux, p_sys->i_current_program, true );
1278 else if( i_int < 0 )
1280 p_sys->i_current_program = -1;
1281 p_sys->programs_list.i_count = 0;
1284 vlc_list_t *p_dst = &p_sys->programs_list;
1285 free( p_dst->p_values );
1287 p_dst->p_values = calloc( p_list->i_count,
1288 sizeof(*p_dst->p_values) );
1289 if( p_dst->p_values )
1291 p_dst->i_count = p_list->i_count;
1292 for( int i = 0; i < p_list->i_count; i++ )
1294 p_dst->p_values[i] = p_list->p_values[i];
1295 SetPrgFilter( p_demux, p_dst->p_values[i].i_int, true );
1303 case DEMUX_CAN_RECORD:
1304 pb_bool = (bool*)va_arg( args, bool * );
1308 case DEMUX_SET_RECORD_STATE:
1309 b_bool = (bool)va_arg( args, int );
1312 stream_Control( p_demux->s, STREAM_SET_RECORD_STATE, false );
1313 p_sys->b_start_record = b_bool;
1317 case DEMUX_SET_TIME:
1319 return VLC_EGENERIC;
1323 /*****************************************************************************
1325 *****************************************************************************/
1326 static int UserPmt( demux_t *p_demux, const char *psz_fmt )
1328 demux_sys_t *p_sys = p_demux->p_sys;
1329 char *psz_dup = strdup( psz_fmt );
1330 char *psz = psz_dup;
1338 i_pid = strtol( psz, &psz, 0 );
1339 if( i_pid < 2 || i_pid >= 8192 )
1342 /* Parse optional program number */
1345 i_number = strtol( &psz[1], &psz, 0 );
1348 ts_pid_t *pmt = &p_sys->pid[i_pid];
1351 msg_Dbg( p_demux, "user pmt specified (pid=%d,number=%d)", i_pid, i_number );
1352 PIDInit( pmt, true, NULL );
1355 prg = malloc( sizeof( ts_prg_psi_t ) );
1359 memset( prg, 0, sizeof( ts_prg_psi_t ) );
1360 prg->i_pid_pcr = -1;
1361 prg->i_pid_pmt = -1;
1362 prg->i_version = -1;
1363 prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
1364 prg->handle = dvbpsi_AttachPMT( i_number != TS_USER_PMT_NUMBER ? i_number : 1, (dvbpsi_pmt_callback)PMTCallBack, p_demux );
1365 TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
1367 psz = strchr( psz, '=' );
1370 while( psz && *psz )
1372 char *psz_next = strchr( psz, ',' );
1378 i_pid = strtol( psz, &psz, 0 );
1379 if( *psz != ':' || i_pid < 2 || i_pid >= 8192 )
1382 char *psz_opt = &psz[1];
1383 if( !strcmp( psz_opt, "pcr" ) )
1385 prg->i_pid_pcr = i_pid;
1387 else if( !p_sys->pid[i_pid].b_valid )
1389 ts_pid_t *pid = &p_sys->pid[i_pid];
1391 char *psz_arg = strchr( psz_opt, '=' );
1395 PIDInit( pid, false, pmt->psi);
1396 if( prg->i_pid_pcr <= 0 )
1397 prg->i_pid_pcr = i_pid;
1399 if( psz_arg && strlen( psz_arg ) == 4 )
1401 const vlc_fourcc_t i_codec = VLC_FOURCC( psz_arg[0], psz_arg[1],
1402 psz_arg[2], psz_arg[3] );
1403 int i_cat = UNKNOWN_ES;
1404 es_format_t *fmt = &pid->es->fmt;
1406 if( !strcmp( psz_opt, "video" ) )
1408 else if( !strcmp( psz_opt, "audio" ) )
1410 else if( !strcmp( psz_opt, "spu" ) )
1413 es_format_Init( fmt, i_cat, i_codec );
1414 fmt->b_packetized = false;
1418 const int i_stream_type = strtol( psz_opt, NULL, 0 );
1419 PIDFillFormat( pid, i_stream_type );
1421 pid->es->fmt.i_group = i_number;
1422 if( p_sys->b_es_id_pid )
1423 pid->es->fmt.i_id = i_pid;
1425 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1427 msg_Dbg( p_demux, " * es pid=%d fcc=%4.4s", i_pid,
1428 (char*)&pid->es->fmt.i_codec );
1429 pid->es->id = es_out_Add( p_demux->out,
1439 p_sys->b_user_pmt = true;
1440 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
1446 return VLC_EGENERIC;
1449 static int SetPIDFilter( demux_t *p_demux, int i_pid, bool b_selected )
1451 demux_sys_t *p_sys = p_demux->p_sys;
1453 if( !p_sys->b_access_control )
1454 return VLC_EGENERIC;
1456 return stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
1457 ACCESS_SET_PRIVATE_ID_STATE, i_pid, b_selected );
1460 static void SetPrgFilter( demux_t *p_demux, int i_prg_id, bool b_selected )
1462 demux_sys_t *p_sys = p_demux->p_sys;
1463 ts_prg_psi_t *p_prg = NULL;
1466 /* Search pmt to be unselected */
1467 for( int i = 0; i < p_sys->i_pmt; i++ )
1469 ts_pid_t *pmt = p_sys->pmt[i];
1471 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
1473 if( pmt->psi->prg[i_prg]->i_number == i_prg_id )
1475 i_pmt_pid = p_sys->pmt[i]->i_pid;
1476 p_prg = p_sys->pmt[i]->psi->prg[i_prg];
1483 if( i_pmt_pid <= 0 )
1487 SetPIDFilter( p_demux, i_pmt_pid, b_selected );
1488 if( p_prg->i_pid_pcr > 0 )
1489 SetPIDFilter( p_demux, p_prg->i_pid_pcr, b_selected );
1492 for( int i = 2; i < 8192; i++ )
1494 ts_pid_t *pid = &p_sys->pid[i];
1496 if( !pid->b_valid || pid->psi )
1499 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
1501 if( pid->p_owner->prg[i_prg]->i_pid_pmt == i_pmt_pid && pid->es->id )
1503 /* We only remove/select es that aren't defined by extra pmt */
1504 SetPIDFilter( p_demux, i, b_selected );
1511 static void PIDInit( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner )
1513 bool b_old_valid = pid->b_valid;
1515 pid->b_valid = true;
1517 pid->b_scrambled = false;
1518 pid->p_owner = p_owner;
1519 pid->i_owner_number = 0;
1521 TAB_INIT( pid->i_extra_es, pid->extra_es );
1529 pid->psi = xmalloc( sizeof( ts_psi_t ) );
1530 pid->psi->handle = NULL;
1531 TAB_INIT( pid->psi->i_prg, pid->psi->prg );
1535 pid->psi->i_pat_version = -1;
1536 pid->psi->i_sdt_version = -1;
1539 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
1543 prg->i_version = -1;
1545 prg->i_pid_pcr = -1;
1546 prg->i_pid_pmt = -1;
1550 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
1557 pid->es = malloc( sizeof( ts_es_t ) );
1560 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
1562 pid->es->p_pes = NULL;
1563 pid->es->i_pes_size= 0;
1564 pid->es->i_pes_gathered= 0;
1565 pid->es->pp_last = &pid->es->p_pes;
1566 pid->es->p_mpeg4desc = NULL;
1567 pid->es->b_gather = false;
1572 static void PIDClean( demux_t *p_demux, ts_pid_t *pid )
1574 demux_sys_t *p_sys = p_demux->p_sys;
1575 es_out_t *out = p_demux->out;
1579 if( pid->psi->handle )
1580 dvbpsi_DetachPMT( pid->psi->handle );
1581 for( int i = 0; i < pid->psi->i_prg; i++ )
1583 if( pid->psi->prg[i]->iod )
1584 IODFree( pid->psi->prg[i]->iod );
1585 if( pid->psi->prg[i]->handle )
1586 dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
1587 free( pid->psi->prg[i] );
1589 free( pid->psi->prg );
1596 es_out_Del( out, pid->es->id );
1600 if( pid->es->p_pes )
1601 block_ChainRelease( pid->es->p_pes );
1603 es_format_Clean( &pid->es->fmt );
1607 for( int i = 0; i < pid->i_extra_es; i++ )
1609 if( pid->extra_es[i]->id )
1611 es_out_Del( out, pid->extra_es[i]->id );
1615 if( pid->extra_es[i]->p_pes )
1616 block_ChainRelease( pid->extra_es[i]->p_pes );
1618 es_format_Clean( &pid->extra_es[i]->fmt );
1620 free( pid->extra_es[i] );
1622 if( pid->i_extra_es )
1623 free( pid->extra_es );
1626 pid->b_valid = false;
1629 /****************************************************************************
1631 ****************************************************************************/
1632 static void ParsePES( demux_t *p_demux, ts_pid_t *pid )
1634 block_t *p_pes = pid->es->p_pes;
1636 unsigned i_pes_size = 0;
1637 unsigned i_skip = 0;
1640 mtime_t i_length = 0;
1642 /* remove the pes from pid */
1643 pid->es->p_pes = NULL;
1644 pid->es->i_pes_size= 0;
1645 pid->es->i_pes_gathered= 0;
1646 pid->es->pp_last = &pid->es->p_pes;
1648 /* FIXME find real max size */
1649 /* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
1651 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
1653 if( !p_demux->p_sys->b_silent )
1654 msg_Warn( p_demux, "invalid header [0x%02x:%02x:%02x:%02x] (pid: %d)",
1655 header[0], header[1],header[2],header[3], pid->i_pid );
1656 block_ChainRelease( p_pes );
1660 /* TODO check size */
1663 case 0xBC: /* Program stream map */
1664 case 0xBE: /* Padding */
1665 case 0xBF: /* Private stream 2 */
1666 case 0xF0: /* ECM */
1667 case 0xF1: /* EMM */
1668 case 0xFF: /* Program stream directory */
1669 case 0xF2: /* DSMCC stream */
1670 case 0xF8: /* ITU-T H.222.1 type E stream */
1674 if( ( header[6]&0xC0 ) == 0x80 )
1677 i_skip = header[8] + 9;
1679 if( header[7]&0x80 ) /* has pts */
1681 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
1682 (mtime_t)(header[10] << 22)|
1683 ((mtime_t)(header[11]&0xfe) << 14)|
1684 (mtime_t)(header[12] << 7)|
1685 (mtime_t)(header[13] >> 1);
1687 if( header[7]&0x40 ) /* has dts */
1689 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
1690 (mtime_t)(header[15] << 22)|
1691 ((mtime_t)(header[16]&0xfe) << 14)|
1692 (mtime_t)(header[17] << 7)|
1693 (mtime_t)(header[18] >> 1);
1700 while( i_skip < 23 && header[i_skip] == 0xff )
1706 msg_Err( p_demux, "too much MPEG-1 stuffing" );
1707 block_ChainRelease( p_pes );
1710 if( ( header[i_skip] & 0xC0 ) == 0x40 )
1715 if( header[i_skip]&0x20 )
1717 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
1718 (mtime_t)(header[i_skip+1] << 22)|
1719 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
1720 (mtime_t)(header[i_skip+3] << 7)|
1721 (mtime_t)(header[i_skip+4] >> 1);
1723 if( header[i_skip]&0x10 ) /* has dts */
1725 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
1726 (mtime_t)(header[i_skip+6] << 22)|
1727 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
1728 (mtime_t)(header[i_skip+8] << 7)|
1729 (mtime_t)(header[i_skip+9] >> 1);
1745 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
1746 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
1750 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
1751 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
1752 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
1756 else if( pid->es->fmt.i_codec == VLC_CODEC_SUBT &&
1757 pid->es->p_mpeg4desc )
1759 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
1761 if( dcd->i_decoder_specific_info_len > 2 &&
1762 dcd->p_decoder_specific_info[0] == 0x10 &&
1763 ( dcd->p_decoder_specific_info[1]&0x10 ) )
1765 /* display length */
1766 if( p_pes->i_buffer + 2 <= i_skip )
1767 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
1771 if( p_pes->i_buffer + 2 <= i_skip )
1772 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1776 #ifdef ZVBI_COMPILED
1777 else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
1778 i_skip = 0; /*hack for zvbi support */
1781 while( p_pes && i_skip > 0 )
1783 if( p_pes->i_buffer <= i_skip )
1785 block_t *p_next = p_pes->p_next;
1787 i_skip -= p_pes->i_buffer;
1788 block_Release( p_pes );
1793 p_pes->i_buffer -= i_skip;
1794 p_pes->p_buffer += i_skip;
1799 /* ISO/IEC 13818-1 2.7.5: if no pts and no dts, then dts == pts */
1800 if( i_pts >= 0 && i_dts < 0 )
1809 p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
1812 p_pes->i_pts = VLC_TS_0 + i_pts * 100 / 9;
1814 p_pes->i_length = i_length * 100 / 9;
1816 p_block = block_ChainGather( p_pes );
1817 if( pid->es->fmt.i_codec == VLC_CODEC_SUBT )
1819 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1821 p_block->i_buffer = i_pes_size;
1824 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1825 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1828 for( i = 0; i < pid->i_extra_es; i++ )
1830 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1831 block_Duplicate( p_block ) );
1834 es_out_Send( p_demux->out, pid->es->id, p_block );
1838 msg_Warn( p_demux, "empty pes" );
1842 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1844 demux_sys_t *p_sys = p_demux->p_sys;
1845 const uint8_t *p = p_bk->p_buffer;
1847 if( p_sys->i_pmt_es <= 0 )
1850 if( ( p[3]&0x20 ) && /* adaptation */
1854 /* PCR is 33 bits */
1855 const mtime_t i_pcr = ( (mtime_t)p[6] << 25 ) |
1856 ( (mtime_t)p[7] << 17 ) |
1857 ( (mtime_t)p[8] << 9 ) |
1858 ( (mtime_t)p[9] << 1 ) |
1859 ( (mtime_t)p[10] >> 7 );
1861 /* Search program and set the PCR */
1862 for( int i = 0; i < p_sys->i_pmt; i++ )
1864 for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
1866 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
1868 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
1869 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
1870 (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
1877 static bool GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1879 const uint8_t *p = p_bk->p_buffer;
1880 const bool b_unit_start = p[1]&0x40;
1881 const bool b_scrambled = p[3]&0x80;
1882 const bool b_adaptation = p[3]&0x20;
1883 const bool b_payload = p[3]&0x10;
1884 const int i_cc = p[3]&0x0f; /* continuity counter */
1885 bool b_discontinuity = false; /* discontinuity */
1887 /* transport_scrambling_control is ignored */
1892 msg_Dbg( p_demux, "pid=%d unit_start=%d adaptation=%d payload=%d "
1893 "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
1897 /* For now, ignore additional error correction
1898 * TODO: handle Reed-Solomon 204,188 error correction */
1899 p_bk->i_buffer = TS_PACKET_SIZE_188;
1903 msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
1905 if( pid->es->p_pes ) //&& pid->es->fmt.i_cat == VIDEO_ES )
1906 pid->es->p_pes->i_flags |= BLOCK_FLAG_CORRUPTED;
1909 if( p_demux->p_sys->csa )
1911 vlc_mutex_lock( &p_demux->p_sys->csa_lock );
1912 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer, p_demux->p_sys->i_csa_pkt_size );
1913 vlc_mutex_unlock( &p_demux->p_sys->csa_lock );
1918 /* We don't have any adaptation_field, so payload starts
1919 * immediately after the 4 byte TS header */
1924 /* p[4] is adaptation_field_length minus one */
1928 /* discontinuity indicator found in stream */
1929 b_discontinuity = (p[5]&0x80) ? true : false;
1930 if( b_discontinuity && pid->es->p_pes )
1932 msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
1934 /* pid->es->p_pes->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
1938 msg_Dbg( p_demux, "random access indicator (pid=%d) ", pid->i_pid );
1943 /* Test continuity counter */
1944 /* continuous when (one of this):
1946 * diff == 0 and payload == 0
1947 * diff == 0 and duplicate packet (playload != 0) <- should we
1948 * test the content ?
1950 const int i_diff = ( i_cc - pid->i_cc )&0x0f;
1951 if( b_payload && i_diff == 1 )
1953 pid->i_cc = ( pid->i_cc + 1 ) & 0xf;
1957 if( pid->i_cc == 0xff )
1959 msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
1963 else if( i_diff != 0 && !b_discontinuity )
1965 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x (pid=%d)",
1966 i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
1969 if( pid->es->p_pes && pid->es->fmt.i_cat != VIDEO_ES )
1971 /* Small video artifacts are usually better than
1972 * dropping full frames */
1973 pid->es->p_pes->i_flags |= BLOCK_FLAG_CORRUPTED;
1978 PCRHandle( p_demux, pid, p_bk );
1980 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
1982 block_Release( p_bk );
1987 if( !pid->b_scrambled != !b_scrambled )
1989 msg_Warn( p_demux, "scrambled state changed on pid %d (%d->%d)",
1990 pid->i_pid, pid->b_scrambled, b_scrambled );
1992 pid->b_scrambled = b_scrambled;
1994 for( int i = 0; i < pid->i_extra_es; i++ )
1996 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
1997 pid->extra_es[i]->id, b_scrambled );
1999 es_out_Control( p_demux->out, ES_OUT_SET_ES_SCRAMBLED_STATE,
2000 pid->es->id, b_scrambled );
2003 /* We have to gather it */
2004 p_bk->p_buffer += i_skip;
2005 p_bk->i_buffer -= i_skip;
2009 if( pid->es->p_pes )
2011 ParsePES( p_demux, pid );
2015 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2016 if( p_bk->i_buffer > 6 )
2018 pid->es->i_pes_size = GetWBE( &p_bk->p_buffer[4] );
2019 if( pid->es->i_pes_size > 0 )
2021 pid->es->i_pes_size += 6;
2024 pid->es->i_pes_gathered += p_bk->i_buffer;
2025 if( pid->es->i_pes_size > 0 &&
2026 pid->es->i_pes_gathered >= pid->es->i_pes_size )
2028 ParsePES( p_demux, pid );
2034 if( pid->es->p_pes == NULL )
2036 /* msg_Dbg( p_demux, "broken packet" ); */
2037 block_Release( p_bk );
2041 block_ChainLastAppend( &pid->es->pp_last, p_bk );
2042 pid->es->i_pes_gathered += p_bk->i_buffer;
2043 if( pid->es->i_pes_size > 0 &&
2044 pid->es->i_pes_gathered >= pid->es->i_pes_size )
2046 ParsePES( p_demux, pid );
2055 static int PIDFillFormat( ts_pid_t *pid, int i_stream_type )
2057 es_format_t *fmt = &pid->es->fmt;
2059 switch( i_stream_type )
2061 case 0x01: /* MPEG-1 video */
2062 case 0x02: /* MPEG-2 video */
2063 case 0x80: /* MPEG-2 MOTO video */
2064 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MPGV );
2066 case 0x03: /* MPEG-1 audio */
2067 case 0x04: /* MPEG-2 audio */
2068 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MPGA );
2070 case 0x11: /* MPEG4 (audio) LATM */
2071 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
2072 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_MP4A );
2074 case 0x10: /* MPEG4 (video) */
2075 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
2076 pid->es->b_gather = true;
2078 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
2079 es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
2082 case 0x81: /* A52 (audio) */
2083 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
2085 case 0x82: /* DVD_SPU (sub) */
2086 es_format_Init( fmt, SPU_ES, VLC_CODEC_SPU );
2088 case 0x83: /* LPCM (audio) */
2089 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
2091 case 0x84: /* SDDS (audio) */
2092 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_SDDS );
2094 case 0x85: /* DTS (audio) */
2095 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DTS );
2097 case 0x87: /* E-AC3 */
2098 es_format_Init( fmt, AUDIO_ES, VLC_CODEC_EAC3 );
2101 case 0x91: /* A52 vls (audio) */
2102 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
2104 case 0x92: /* DVD_SPU vls (sub) */
2105 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
2108 case 0x94: /* SDDS (audio) */
2109 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
2112 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
2113 es_format_Init( fmt, UNKNOWN_ES, 0 );
2114 pid->es->b_gather = true;
2117 case 0x06: /* PES_PRIVATE (fixed later) */
2118 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
2119 case 0xEA: /* Privately managed ES (VC-1) (fixed later */
2121 es_format_Init( fmt, UNKNOWN_ES, 0 );
2125 /* PES packets usually contain truncated frames */
2126 fmt->b_packetized = false;
2128 return fmt->i_cat == UNKNOWN_ES ? VLC_EGENERIC : VLC_SUCCESS ;
2131 /*****************************************************************************
2132 * MP4 specific functions (IOD parser)
2133 *****************************************************************************/
2134 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
2137 unsigned int i_len = 0;
2143 i_len = ( i_len << 7 ) + ( i_b&0x7f );
2145 } while( i_b&0x80 );
2150 static int IODGetByte( int *pi_data, uint8_t **pp_data )
2154 const int i_b = **pp_data;
2162 static int IODGetWord( int *pi_data, uint8_t **pp_data )
2164 const int i1 = IODGetByte( pi_data, pp_data );
2165 const int i2 = IODGetByte( pi_data, pp_data );
2166 return( ( i1 << 8 ) | i2 );
2169 static int IODGet3Bytes( int *pi_data, uint8_t **pp_data )
2171 const int i1 = IODGetByte( pi_data, pp_data );
2172 const int i2 = IODGetByte( pi_data, pp_data );
2173 const int i3 = IODGetByte( pi_data, pp_data );
2175 return( ( i1 << 16 ) | ( i2 << 8) | i3 );
2178 static uint32_t IODGetDWord( int *pi_data, uint8_t **pp_data )
2180 const uint32_t i1 = IODGetWord( pi_data, pp_data );
2181 const uint32_t i2 = IODGetWord( pi_data, pp_data );
2182 return( ( i1 << 16 ) | i2 );
2185 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
2190 i_url_len = IODGetByte( pi_data, pp_data );
2191 url = malloc( i_url_len + 1 );
2192 if( !url ) return NULL;
2193 for( i = 0; i < i_url_len; i++ )
2195 url[i] = IODGetByte( pi_data, pp_data );
2197 url[i_url_len] = '\0';
2201 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
2203 iod_descriptor_t *p_iod;
2206 uint8_t i_flags, i_iod_tag, byte1, byte2, byte3;
2210 p_iod = malloc( sizeof( iod_descriptor_t ) );
2211 if( !p_iod ) return NULL;
2212 memset( p_iod, 0, sizeof( iod_descriptor_t ) );
2215 fprintf( stderr, "\n************ IOD ************" );
2217 for( i = 0; i < 255; i++ )
2219 p_iod->es_descr[i].b_ok = 0;
2228 byte1 = IODGetByte( &i_data, &p_data );
2229 byte2 = IODGetByte( &i_data, &p_data );
2230 byte3 = IODGetByte( &i_data, &p_data );
2231 if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
2233 p_iod->i_iod_label_scope = 0x11;
2234 p_iod->i_iod_label = byte1;
2237 else //correct implementation of the IOD_descriptor
2239 p_iod->i_iod_label_scope = byte1;
2240 p_iod->i_iod_label = byte2;
2244 fprintf( stderr, "\n* iod_label:%d", p_iod->i_iod_label );
2245 fprintf( stderr, "\n* ===========" );
2246 fprintf( stderr, "\n* tag:0x%x", i_iod_tag );
2248 if( i_iod_tag != 0x02 )
2251 fprintf( stderr, "\n ERR: tag %02x != 0x02", i_iod_tag );
2256 i_iod_length = IODDescriptorLength( &i_data, &p_data );
2258 fprintf( stderr, "\n* length:%d", i_iod_length );
2260 if( i_iod_length > i_data )
2262 i_iod_length = i_data;
2265 p_iod->i_od_id = ( IODGetByte( &i_data, &p_data ) << 2 );
2266 i_flags = IODGetByte( &i_data, &p_data );
2267 p_iod->i_od_id |= i_flags >> 6;
2268 b_url = ( i_flags >> 5 )&0x01;
2270 fprintf( stderr, "\n* od_id:%d", p_iod->i_od_id );
2271 fprintf( stderr, "\n* url flag:%d", b_url );
2272 fprintf( stderr, "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
2276 p_iod->psz_url = IODGetURL( &i_data, &p_data );
2278 fprintf( stderr, "\n* url string:%s", p_iod->psz_url );
2279 fprintf( stderr, "\n*****************************\n" );
2285 p_iod->psz_url = NULL;
2288 p_iod->i_ODProfileLevelIndication = IODGetByte( &i_data, &p_data );
2289 p_iod->i_sceneProfileLevelIndication = IODGetByte( &i_data, &p_data );
2290 p_iod->i_audioProfileLevelIndication = IODGetByte( &i_data, &p_data );
2291 p_iod->i_visualProfileLevelIndication = IODGetByte( &i_data, &p_data );
2292 p_iod->i_graphicsProfileLevelIndication = IODGetByte( &i_data, &p_data );
2294 fprintf( stderr, "\n* ODProfileLevelIndication:%d", p_iod->i_ODProfileLevelIndication );
2295 fprintf( stderr, "\n* sceneProfileLevelIndication:%d", p_iod->i_sceneProfileLevelIndication );
2296 fprintf( stderr, "\n* audioProfileLevelIndication:%d", p_iod->i_audioProfileLevelIndication );
2297 fprintf( stderr, "\n* visualProfileLevelIndication:%d", p_iod->i_visualProfileLevelIndication );
2298 fprintf( stderr, "\n* graphicsProfileLevelIndication:%d", p_iod->i_graphicsProfileLevelIndication );
2301 while( i_data > 0 && i_es_index < 255)
2303 int i_tag, i_length;
2305 uint8_t *p_data_sav;
2307 i_tag = IODGetByte( &i_data, &p_data );
2308 i_length = IODDescriptorLength( &i_data, &p_data );
2310 i_data_sav = i_data;
2311 p_data_sav = p_data;
2319 #define es_descr p_iod->es_descr[i_es_index]
2320 int i_decoderConfigDescr_length;
2322 fprintf( stderr, "\n* - ES_Descriptor length:%d", i_length );
2326 es_descr.i_es_id = IODGetWord( &i_data, &p_data );
2327 i_flags = IODGetByte( &i_data, &p_data );
2328 es_descr.b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
2329 b_url = ( i_flags >> 6 )&0x01;
2330 es_descr.b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
2331 es_descr.i_streamPriority = i_flags & 0x1f;
2333 fprintf( stderr, "\n* * streamDependenceFlag:%d", es_descr.b_streamDependenceFlag );
2334 fprintf( stderr, "\n* * OCRStreamFlag:%d", es_descr.b_OCRStreamFlag );
2335 fprintf( stderr, "\n* * streamPriority:%d", es_descr.i_streamPriority );
2337 if( es_descr.b_streamDependenceFlag )
2339 es_descr.i_dependOn_es_id = IODGetWord( &i_data, &p_data );
2341 fprintf( stderr, "\n* * dependOn_es_id:%d", es_descr.i_dependOn_es_id );
2347 es_descr.psz_url = IODGetURL( &i_data, &p_data );
2349 fprintf( stderr, "\n* url string:%s", es_descr.psz_url );
2354 es_descr.psz_url = NULL;
2357 if( es_descr.b_OCRStreamFlag )
2359 es_descr.i_OCR_es_id = IODGetWord( &i_data, &p_data );
2361 fprintf( stderr, "\n* * OCR_es_id:%d", es_descr.i_OCR_es_id );
2365 if( IODGetByte( &i_data, &p_data ) != 0x04 )
2368 fprintf( stderr, "\n* ERR missing DecoderConfigDescr" );
2373 i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
2375 fprintf( stderr, "\n* - DecoderConfigDesc length:%d", i_decoderConfigDescr_length );
2377 #define dec_descr es_descr.dec_descr
2378 dec_descr.i_objectTypeIndication = IODGetByte( &i_data, &p_data );
2379 i_flags = IODGetByte( &i_data, &p_data );
2380 dec_descr.i_streamType = i_flags >> 2;
2381 dec_descr.b_upStream = ( i_flags >> 1 )&0x01;
2382 dec_descr.i_bufferSizeDB = IODGet3Bytes( &i_data, &p_data );
2383 dec_descr.i_maxBitrate = IODGetDWord( &i_data, &p_data );
2384 dec_descr.i_avgBitrate = IODGetDWord( &i_data, &p_data );
2386 fprintf( stderr, "\n* * objectTypeIndication:0x%x", dec_descr.i_objectTypeIndication );
2387 fprintf( stderr, "\n* * streamType:0x%x", dec_descr.i_streamType );
2388 fprintf( stderr, "\n* * upStream:%d", dec_descr.b_upStream );
2389 fprintf( stderr, "\n* * bufferSizeDB:%d", dec_descr.i_bufferSizeDB );
2390 fprintf( stderr, "\n* * maxBitrate:%d", dec_descr.i_maxBitrate );
2391 fprintf( stderr, "\n* * avgBitrate:%d", dec_descr.i_avgBitrate );
2393 if( i_decoderConfigDescr_length > 13 && IODGetByte( &i_data, &p_data ) == 0x05 )
2396 dec_descr.i_decoder_specific_info_len =
2397 IODDescriptorLength( &i_data, &p_data );
2398 if( dec_descr.i_decoder_specific_info_len > 0 )
2400 dec_descr.p_decoder_specific_info =
2401 malloc( dec_descr.i_decoder_specific_info_len );
2403 for( i = 0; i < dec_descr.i_decoder_specific_info_len; i++ )
2405 dec_descr.p_decoder_specific_info[i] = IODGetByte( &i_data, &p_data );
2410 dec_descr.i_decoder_specific_info_len = 0;
2411 dec_descr.p_decoder_specific_info = NULL;
2415 #define sl_descr es_descr.sl_descr
2417 int i_SLConfigDescr_length;
2420 if( IODGetByte( &i_data, &p_data ) != 0x06 )
2423 fprintf( stderr, "\n* ERR missing SLConfigDescr" );
2428 i_SLConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
2430 fprintf( stderr, "\n* - SLConfigDescr length:%d", i_SLConfigDescr_length );
2432 i_predefined = IODGetByte( &i_data, &p_data );
2434 fprintf( stderr, "\n* * i_predefined:0x%x", i_predefined );
2436 switch( i_predefined )
2440 sl_descr.b_useAccessUnitStartFlag = 0;
2441 sl_descr.b_useAccessUnitEndFlag = 0;
2442 sl_descr.b_useRandomAccessPointFlag = 0;
2443 //sl_descr.b_useRandomAccessUnitsOnlyFlag = 0;
2444 sl_descr.b_usePaddingFlag = 0;
2445 sl_descr.b_useTimeStampsFlags = 0;
2446 sl_descr.b_useIdleFlag = 0;
2447 sl_descr.b_durationFlag = 0; // FIXME FIXME
2448 sl_descr.i_timeStampResolution = 1000;
2449 sl_descr.i_OCRResolution = 0; // FIXME FIXME
2450 sl_descr.i_timeStampLength = 32;
2451 sl_descr.i_OCRLength = 0; // FIXME FIXME
2452 sl_descr.i_AU_Length = 0;
2453 sl_descr.i_instantBitrateLength= 0; // FIXME FIXME
2454 sl_descr.i_degradationPriorityLength= 0;
2455 sl_descr.i_AU_seqNumLength = 0;
2456 sl_descr.i_packetSeqNumLength = 0;
2457 if( sl_descr.b_durationFlag )
2459 sl_descr.i_timeScale = 0; // FIXME FIXME
2460 sl_descr.i_accessUnitDuration = 0; // FIXME FIXME
2461 sl_descr.i_compositionUnitDuration= 0; // FIXME FIXME
2463 if( !sl_descr.b_useTimeStampsFlags )
2465 sl_descr.i_startDecodingTimeStamp = 0; // FIXME FIXME
2466 sl_descr.i_startCompositionTimeStamp= 0; // FIXME FIXME
2472 fprintf( stderr, "\n* ERR unsupported SLConfigDescr predefined" );
2483 fprintf( stderr, "\n* - OD tag:0x%x length:%d (Unsupported)", i_tag, i_length );
2488 p_data = p_data_sav + i_length;
2489 i_data = i_data_sav - i_length;
2493 fprintf( stderr, "\n*****************************\n" );
2498 static void IODFree( iod_descriptor_t *p_iod )
2502 if( p_iod->psz_url )
2504 free( p_iod->psz_url );
2505 p_iod->psz_url = NULL;
2510 for( i = 0; i < 255; i++ )
2512 #define es_descr p_iod->es_descr[i]
2515 if( es_descr.psz_url )
2517 free( es_descr.psz_url );
2518 es_descr.psz_url = NULL;
2522 free( es_descr.dec_descr.p_decoder_specific_info );
2523 es_descr.dec_descr.p_decoder_specific_info = NULL;
2524 es_descr.dec_descr.i_decoder_specific_info_len = 0;
2533 /****************************************************************************
2534 ****************************************************************************
2535 ** libdvbpsi callbacks
2536 ****************************************************************************
2537 ****************************************************************************/
2538 static bool ProgramIsSelected( demux_t *p_demux, uint16_t i_pgrm )
2540 demux_sys_t *p_sys = p_demux->p_sys;
2542 if( ( p_sys->i_current_program == -1 && p_sys->programs_list.i_count == 0 ) ||
2543 p_sys->i_current_program == 0 )
2545 if( p_sys->i_current_program == i_pgrm )
2548 if( p_sys->programs_list.i_count != 0 )
2550 for( int i = 0; i < p_sys->programs_list.i_count; i++ )
2552 if( i_pgrm == p_sys->programs_list.p_values[i].i_int )
2559 static void ValidateDVBMeta( demux_t *p_demux, int i_pid )
2561 demux_sys_t *p_sys = p_demux->p_sys;
2563 if( !p_sys->b_dvb_meta || ( i_pid != 0x11 && i_pid != 0x12 && i_pid != 0x14 ) )
2566 msg_Warn( p_demux, "Switching to non DVB mode" );
2568 /* This doesn't look like a DVB stream so don't try
2569 * parsing the SDT/EDT/TDT */
2571 for( int i = 0x11; i <= 0x14; i++ )
2573 if( i == 0x13 ) continue;
2574 ts_pid_t *p_pid = &p_sys->pid[i];
2577 dvbpsi_DetachDemux( p_pid->psi->handle );
2580 p_pid->b_valid = false;
2582 SetPIDFilter( p_demux, i, false );
2584 p_sys->b_dvb_meta = false;
2587 #include "dvb-text.h"
2589 static char *EITConvertToUTF8( const unsigned char *psz_instring,
2594 return FromCharset( "ISO_8859-1", psz_instring, i_length );
2595 return vlc_from_EIT( psz_instring, i_length );
2598 static void SDTCallBack( demux_t *p_demux, dvbpsi_sdt_t *p_sdt )
2600 demux_sys_t *p_sys = p_demux->p_sys;
2601 ts_pid_t *sdt = &p_sys->pid[0x11];
2602 dvbpsi_sdt_service_t *p_srv;
2604 msg_Dbg( p_demux, "SDTCallBack called" );
2606 if( sdt->psi->i_sdt_version != -1 &&
2607 ( !p_sdt->b_current_next ||
2608 p_sdt->i_version == sdt->psi->i_sdt_version ) )
2610 dvbpsi_DeleteSDT( p_sdt );
2614 msg_Dbg( p_demux, "new SDT ts_id=%d version=%d current_next=%d "
2616 p_sdt->i_ts_id, p_sdt->i_version, p_sdt->b_current_next,
2617 p_sdt->i_network_id );
2619 p_sys->b_broken_charset = false;
2621 for( p_srv = p_sdt->p_first_service; p_srv; p_srv = p_srv->p_next )
2624 dvbpsi_descriptor_t *p_dr;
2626 const char *psz_type = NULL;
2627 const char *psz_status = NULL;
2629 msg_Dbg( p_demux, " * service id=%d eit schedule=%d present=%d "
2630 "running=%d free_ca=%d",
2631 p_srv->i_service_id, p_srv->b_eit_schedule,
2632 p_srv->b_eit_present, p_srv->i_running_status,
2635 p_meta = vlc_meta_New();
2636 for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2638 if( p_dr->i_tag == 0x48 )
2640 static const char *ppsz_type[17] = {
2642 "Digital television service",
2643 "Digital radio sound service",
2645 "NVOD reference service",
2646 "NVOD time-shifted service",
2649 "SECAM coded signal",
2652 "NTSC coded signal",
2653 "Data broadcast service",
2654 "Reserved for Common Interface Usage",
2655 "RCS Map (see EN 301 790 [35])",
2656 "RCS FLS (see EN 301 790 [35])",
2659 dvbpsi_service_dr_t *pD = dvbpsi_DecodeServiceDr( p_dr );
2663 /* Workarounds for broadcasters with broken EPG */
2665 if( p_sdt->i_network_id == 133 )
2666 p_sys->b_broken_charset = true; /* SKY DE & BetaDigital use ISO8859-1 */
2668 /* List of providers using ISO8859-1 */
2669 static const char ppsz_broken_providers[][8] = {
2670 "CSAT", /* CanalSat FR */
2671 "GR1", /* France televisions */
2673 "MR5", /* France 2/M6 HD */
2676 for( int i = 0; *ppsz_broken_providers[i]; i++ )
2678 const size_t i_length = strlen(ppsz_broken_providers[i]);
2679 if( pD->i_service_provider_name_length == i_length &&
2680 !strncmp( (char *)pD->i_service_provider_name, ppsz_broken_providers[i], i_length ) )
2681 p_sys->b_broken_charset = true;
2684 /* FIXME: Digital+ ES also uses ISO8859-1 */
2686 str1 = EITConvertToUTF8(pD->i_service_provider_name,
2687 pD->i_service_provider_name_length,
2688 p_sys->b_broken_charset );
2689 str2 = EITConvertToUTF8(pD->i_service_name,
2690 pD->i_service_name_length,
2691 p_sys->b_broken_charset );
2693 msg_Dbg( p_demux, " - type=%d provider=%s name=%s",
2694 pD->i_service_type, str1, str2 );
2696 vlc_meta_SetTitle( p_meta, str2 );
2697 vlc_meta_SetPublisher( p_meta, str1 );
2698 if( pD->i_service_type >= 0x01 && pD->i_service_type <= 0x10 )
2699 psz_type = ppsz_type[pD->i_service_type];
2705 if( p_srv->i_running_status >= 0x01 && p_srv->i_running_status <= 0x04 )
2707 static const char *ppsz_status[5] = {
2710 "Starts in a few seconds",
2714 psz_status = ppsz_status[p_srv->i_running_status];
2718 vlc_meta_AddExtra( p_meta, "Type", psz_type );
2720 vlc_meta_AddExtra( p_meta, "Status", psz_status );
2722 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_META,
2723 p_srv->i_service_id, p_meta );
2724 vlc_meta_Delete( p_meta );
2727 sdt->psi->i_sdt_version = p_sdt->i_version;
2728 dvbpsi_DeleteSDT( p_sdt );
2731 /* i_year: year - 1900 i_month: 0-11 i_mday: 1-31 i_hour: 0-23 i_minute: 0-59 i_second: 0-59 */
2732 static int64_t vlc_timegm( int i_year, int i_month, int i_mday, int i_hour, int i_minute, int i_second )
2734 static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
2739 i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
2740 i_hour < 0 || i_hour > 23 || i_minute < 0 || i_minute > 59 || i_second < 0 || i_second > 59 )
2743 /* Count the number of days */
2744 i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
2745 #define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
2746 for( i = 70; i < i_year; i++ )
2747 i_day += LEAP(1900+i);
2749 i_day += LEAP(1900+i_year);
2752 return ((24*i_day + i_hour)*60 + i_minute)*60 + i_second;
2755 static void EITDecodeMjd( int i_mjd, int *p_y, int *p_m, int *p_d )
2757 const int yp = (int)( ( (double)i_mjd - 15078.2)/365.25 );
2758 const int mp = (int)( ((double)i_mjd - 14956.1 - (int)(yp * 365.25)) / 30.6001 );
2759 const int c = ( mp == 14 || mp == 15 ) ? 1 : 0;
2761 *p_y = 1900 + yp + c*1;
2762 *p_m = mp - 1 - c*12;
2763 *p_d = i_mjd - 14956 - (int)(yp*365.25) - (int)(mp*30.6001);
2765 #define CVT_FROM_BCD(v) ((((v) >> 4)&0xf)*10 + ((v)&0xf))
2766 static int64_t EITConvertStartTime( uint64_t i_date )
2768 const int i_mjd = i_date >> 24;
2769 const int i_hour = CVT_FROM_BCD(i_date >> 16);
2770 const int i_minute = CVT_FROM_BCD(i_date >> 8);
2771 const int i_second = CVT_FROM_BCD(i_date );
2776 /* if all 40 bits are 1, the start is unknown */
2777 if( i_date == UINT64_C(0xffffffffff) )
2780 EITDecodeMjd( i_mjd, &i_year, &i_month, &i_day );
2781 return vlc_timegm( i_year - 1900, i_month - 1, i_day, i_hour, i_minute, i_second );
2783 static int EITConvertDuration( uint32_t i_duration )
2785 return CVT_FROM_BCD(i_duration >> 16) * 3600 +
2786 CVT_FROM_BCD(i_duration >> 8 ) * 60 +
2787 CVT_FROM_BCD(i_duration );
2792 static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
2794 demux_sys_t *p_sys = p_demux->p_sys;
2796 p_sys->i_tdt_delta = CLOCK_FREQ * EITConvertStartTime( p_tdt->i_utc_time )
2798 dvbpsi_DeleteTOT(p_tdt);
2803 static void EITCallBack( demux_t *p_demux,
2804 dvbpsi_eit_t *p_eit, bool b_current_following )
2806 demux_sys_t *p_sys = p_demux->p_sys;
2807 dvbpsi_eit_event_t *p_evt;
2810 msg_Dbg( p_demux, "EITCallBack called" );
2811 if( !p_eit->b_current_next )
2813 dvbpsi_DeleteEIT( p_eit );
2817 msg_Dbg( p_demux, "new EIT service_id=%d version=%d current_next=%d "
2818 "ts_id=%d network_id=%d segment_last_section_number=%d "
2820 p_eit->i_service_id, p_eit->i_version, p_eit->b_current_next,
2821 p_eit->i_ts_id, p_eit->i_network_id,
2822 p_eit->i_segment_last_section_number, p_eit->i_last_table_id );
2824 p_epg = vlc_epg_New( NULL );
2825 for( p_evt = p_eit->p_first_event; p_evt; p_evt = p_evt->p_next )
2827 dvbpsi_descriptor_t *p_dr;
2828 char *psz_name = NULL;
2829 char *psz_text = NULL;
2830 char *psz_extra = strdup("");
2834 i_start = EITConvertStartTime( p_evt->i_start_time );
2835 i_duration = EITConvertDuration( p_evt->i_duration );
2837 msg_Dbg( p_demux, " * event id=%d start_time:%d duration=%d "
2838 "running=%d free_ca=%d",
2839 p_evt->i_event_id, (int)i_start, (int)i_duration,
2840 p_evt->i_running_status, p_evt->b_free_ca );
2842 for( p_dr = p_evt->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
2844 if( p_dr->i_tag == 0x4d )
2846 dvbpsi_short_event_dr_t *pE = dvbpsi_DecodeShortEventDr( p_dr );
2848 /* Only take first description, as we don't handle language-info
2850 if( pE && psz_name == NULL)
2852 psz_name = EITConvertToUTF8( pE->i_event_name, pE->i_event_name_length,
2853 p_sys->b_broken_charset );
2854 psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2855 p_sys->b_broken_charset );
2856 msg_Dbg( p_demux, " - short event lang=%3.3s '%s' : '%s'",
2857 pE->i_iso_639_code, psz_name, psz_text );
2860 else if( p_dr->i_tag == 0x4e )
2862 dvbpsi_extended_event_dr_t *pE = dvbpsi_DecodeExtendedEventDr( p_dr );
2865 msg_Dbg( p_demux, " - extended event lang=%3.3s [%d/%d]",
2867 pE->i_descriptor_number, pE->i_last_descriptor_number );
2869 if( pE->i_text_length > 0 )
2871 char *psz_text = EITConvertToUTF8( pE->i_text, pE->i_text_length,
2872 p_sys->b_broken_charset );
2875 msg_Dbg( p_demux, " - text='%s'", psz_text );
2877 psz_extra = xrealloc( psz_extra,
2878 strlen(psz_extra) + strlen(psz_text) + 1 );
2879 strcat( psz_extra, psz_text );
2884 for( int i = 0; i < pE->i_entry_count; i++ )
2886 char *psz_dsc = EITConvertToUTF8( pE->i_item_description[i],
2887 pE->i_item_description_length[i],
2888 p_sys->b_broken_charset );
2889 char *psz_itm = EITConvertToUTF8( pE->i_item[i], pE->i_item_length[i],
2890 p_sys->b_broken_charset );
2892 if( psz_dsc && psz_itm )
2894 msg_Dbg( p_demux, " - desc='%s' item='%s'", psz_dsc, psz_itm );
2896 psz_extra = xrealloc( psz_extra,
2897 strlen(psz_extra) + strlen(psz_dsc) +
2898 strlen(psz_itm) + 3 + 1 );
2899 strcat( psz_extra, "(" );
2900 strcat( psz_extra, psz_dsc );
2901 strcat( psz_extra, " " );
2902 strcat( psz_extra, psz_itm );
2903 strcat( psz_extra, ")" );
2913 msg_Dbg( p_demux, " - tag=0x%x(%d)", p_dr->i_tag, p_dr->i_tag );
2919 vlc_epg_AddEvent( p_epg, i_start, i_duration, psz_name, psz_text,
2920 *psz_extra ? psz_extra : NULL );
2922 /* Update "now playing" field */
2923 if( p_evt->i_running_status == 0x04 && i_start > 0 )
2924 vlc_epg_SetCurrent( p_epg, i_start );
2931 if( p_epg->i_event > 0 )
2933 if( b_current_following &&
2934 ( p_sys->i_current_program == -1 ||
2935 p_sys->i_current_program == p_eit->i_service_id ) )
2937 p_sys->i_dvb_length = 0;
2938 p_sys->i_dvb_start = 0;
2940 if( p_epg->p_current )
2942 p_sys->i_dvb_start = CLOCK_FREQ * p_epg->p_current->i_start;
2943 p_sys->i_dvb_length = CLOCK_FREQ * p_epg->p_current->i_duration;
2946 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_EPG, p_eit->i_service_id, p_epg );
2948 vlc_epg_Delete( p_epg );
2950 dvbpsi_DeleteEIT( p_eit );
2952 static void EITCallBackCurrentFollowing( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2954 EITCallBack( p_demux, p_eit, true );
2956 static void EITCallBackSchedule( demux_t *p_demux, dvbpsi_eit_t *p_eit )
2958 EITCallBack( p_demux, p_eit, false );
2961 static void PSINewTableCallBack( demux_t *p_demux, dvbpsi_handle h,
2962 uint8_t i_table_id, uint16_t i_extension )
2965 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2966 i_table_id, i_table_id, i_extension, i_extension );
2968 if( p_demux->p_sys->pid[0].psi->i_pat_version != -1 && i_table_id == 0x42 )
2970 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2971 i_table_id, i_table_id, i_extension, i_extension );
2973 dvbpsi_AttachSDT( h, i_table_id, i_extension,
2974 (dvbpsi_sdt_callback)SDTCallBack, p_demux );
2976 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2977 ( i_table_id == 0x4e || /* Current/Following */
2978 (i_table_id >= 0x50 && i_table_id <= 0x5f) ) ) /* Schedule */
2980 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2981 i_table_id, i_table_id, i_extension, i_extension );
2983 dvbpsi_eit_callback cb = i_table_id == 0x4e ?
2984 (dvbpsi_eit_callback)EITCallBackCurrentFollowing :
2985 (dvbpsi_eit_callback)EITCallBackSchedule;
2986 dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
2989 else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
2990 i_table_id == 0x70 ) /* TDT */
2992 msg_Dbg( p_demux, "PSINewTableCallBack: table 0x%x(%d) ext=0x%x(%d)",
2993 i_table_id, i_table_id, i_extension, i_extension );
2994 dvbpsi_AttachTOT( h, i_table_id, i_extension,
2995 (dvbpsi_tot_callback)TDTCallBack, p_demux);
3001 /*****************************************************************************
3002 * PMT callback and helpers
3003 *****************************************************************************/
3004 static dvbpsi_descriptor_t *PMTEsFindDescriptor( const dvbpsi_pmt_es_t *p_es,
3007 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
3008 while( p_dr && ( p_dr->i_tag != i_tag ) )
3009 p_dr = p_dr->p_next;
3012 static bool PMTEsHasRegistration( demux_t *p_demux,
3013 const dvbpsi_pmt_es_t *p_es,
3014 const char *psz_tag )
3016 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x05 );
3020 if( p_dr->i_length < 4 )
3022 msg_Warn( p_demux, "invalid Registration Descriptor" );
3026 assert( strlen(psz_tag) == 4 );
3027 return !memcmp( p_dr->p_data, psz_tag, 4 );
3029 static void PMTSetupEsISO14496( demux_t *p_demux, ts_pid_t *pid,
3030 const ts_prg_psi_t *prg, const dvbpsi_pmt_es_t *p_es )
3032 es_format_t *p_fmt = &pid->es->fmt;
3034 /* MPEG-4 stream: search SL_DESCRIPTOR */
3035 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x1f );
3037 if( p_dr && p_dr->i_length == 2 )
3039 const int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
3041 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
3043 pid->es->p_mpeg4desc = NULL;
3045 for( int i = 0; i < 255; i++ )
3047 iod_descriptor_t *iod = prg->iod;
3049 if( iod->es_descr[i].b_ok &&
3050 iod->es_descr[i].i_es_id == i_es_id )
3052 pid->es->p_mpeg4desc = &iod->es_descr[i];
3057 if( !pid->es->p_mpeg4desc )
3059 msg_Err( p_demux, "MPEG-4 descriptor not found" );
3063 const decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
3064 if( dcd->i_streamType == 0x04 ) /* VisualStream */
3066 p_fmt->i_cat = VIDEO_ES;
3067 switch( dcd->i_objectTypeIndication )
3069 case 0x0B: /* mpeg4 sub */
3070 p_fmt->i_cat = SPU_ES;
3071 p_fmt->i_codec = VLC_CODEC_SUBT;
3074 case 0x20: /* mpeg4 */
3075 p_fmt->i_codec = VLC_CODEC_MP4V;
3077 case 0x21: /* h264 */
3078 p_fmt->i_codec = VLC_CODEC_H264;
3085 case 0x65: /* mpeg2 */
3086 p_fmt->i_codec = VLC_CODEC_MPGV;
3088 case 0x6a: /* mpeg1 */
3089 p_fmt->i_codec = VLC_CODEC_MPGV;
3091 case 0x6c: /* mpeg1 */
3092 p_fmt->i_codec = VLC_CODEC_JPEG;
3095 p_fmt->i_cat = UNKNOWN_ES;
3099 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
3101 p_fmt->i_cat = AUDIO_ES;
3102 switch( dcd->i_objectTypeIndication )
3104 case 0x40: /* mpeg4 */
3105 p_fmt->i_codec = VLC_CODEC_MP4A;
3109 case 0x68: /* mpeg2 aac */
3110 p_fmt->i_codec = VLC_CODEC_MP4A;
3112 case 0x69: /* mpeg2 */
3113 p_fmt->i_codec = VLC_CODEC_MPGA;
3115 case 0x6b: /* mpeg1 */
3116 p_fmt->i_codec = VLC_CODEC_MPGA;
3119 p_fmt->i_cat = UNKNOWN_ES;
3125 p_fmt->i_cat = UNKNOWN_ES;
3128 if( p_fmt->i_cat != UNKNOWN_ES )
3130 p_fmt->i_extra = dcd->i_decoder_specific_info_len;
3131 if( p_fmt->i_extra > 0 )
3133 p_fmt->p_extra = malloc( p_fmt->i_extra );
3134 if( p_fmt->p_extra )
3135 memcpy( p_fmt->p_extra,
3136 dcd->p_decoder_specific_info,
3150 } ts_teletext_page_t;
3152 static void PMTSetupEsTeletext( demux_t *p_demux, ts_pid_t *pid,
3153 const dvbpsi_pmt_es_t *p_es )
3155 es_format_t *p_fmt = &pid->es->fmt;
3157 ts_teletext_page_t p_page[2 * 64 + 20];
3158 unsigned i_page = 0;
3160 /* Gather pages information */
3161 #if defined _DVBPSI_DR_56_H_ && \
3162 defined DVBPSI_VERSION && DVBPSI_VERSION_INT > ((0<<16)+(1<<8)+5)
3163 for( unsigned i_tag_idx = 0; i_tag_idx < 2; i_tag_idx++ )
3165 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, i_tag_idx == 0 ? 0x46 : 0x56 );
3169 dvbpsi_teletext_dr_t *p_sub = dvbpsi_DecodeTeletextDr( p_dr );
3173 for( int i = 0; i < p_sub->i_pages_number; i++ )
3175 const dvbpsi_teletextpage_t *p_src = &p_sub->p_pages[i];
3177 if( p_src->i_teletext_type >= 0x06 )
3180 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3182 ts_teletext_page_t *p_dst = &p_page[i_page++];
3184 p_dst->i_type = p_src->i_teletext_type;
3185 p_dst->i_magazine = p_src->i_teletext_magazine_number
3186 ? p_src->i_teletext_magazine_number : 8;
3187 p_dst->i_page = p_src->i_teletext_page_number;
3188 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3193 #ifdef _DVBPSI_DR_59_H_
3194 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3197 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3198 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3200 dvbpsi_subtitle_t *p_src = &p_sub->p_subtitle[i];
3202 if( p_src->i_subtitling_type < 0x01 || p_src->i_subtitling_type > 0x03 )
3205 assert( i_page < sizeof(p_page)/sizeof(*p_page) );
3207 ts_teletext_page_t *p_dst = &p_page[i_page++];
3209 switch( p_src->i_subtitling_type )
3212 p_dst->i_type = 0x02;
3215 p_dst->i_type = 0x03;
3218 /* FIXME check if it is the right split */
3219 p_dst->i_magazine = (p_src->i_composition_page_id >> 8)
3220 ? (p_src->i_composition_page_id >> 8) : 8;
3221 p_dst->i_page = p_src->i_composition_page_id & 0xff;
3222 memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
3228 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
3230 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3232 p_fmt->subs.teletext.i_magazine = -1;
3233 p_fmt->subs.teletext.i_page = 0;
3234 p_fmt->psz_description = strdup( vlc_gettext(ppsz_teletext_type[1]) );
3236 dvbpsi_descriptor_t *p_dr;
3237 p_dr = PMTEsFindDescriptor( p_es, 0x46 );
3239 p_dr = PMTEsFindDescriptor( p_es, 0x56 );
3241 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3243 /* Descriptor pass-through */
3244 p_fmt->p_extra = malloc( p_dr->i_length );
3245 if( p_fmt->p_extra )
3247 p_fmt->i_extra = p_dr->i_length;
3248 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3254 for( unsigned i = 0; i < i_page; i++ )
3265 p_es = malloc( sizeof(*p_es) );
3269 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3270 free( p_es->fmt.psz_language );
3271 free( p_es->fmt.psz_description );
3272 p_es->fmt.psz_language = NULL;
3273 p_es->fmt.psz_description = NULL;
3277 p_es->i_pes_size = 0;
3278 p_es->i_pes_gathered = 0;
3279 p_es->pp_last = &p_es->p_pes;
3280 p_es->p_mpeg4desc = NULL;
3281 p_es->b_gather = false;
3283 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3287 const ts_teletext_page_t *p = &p_page[i];
3288 p_es->fmt.i_priority = (p->i_type == 0x02 || p->i_type == 0x05) ? 0 : -1;
3289 p_es->fmt.psz_language = strndup( p->p_iso639, 3 );
3290 p_es->fmt.psz_description = strdup(vlc_gettext(ppsz_teletext_type[p->i_type]));
3291 p_es->fmt.subs.teletext.i_magazine = p->i_magazine;
3292 p_es->fmt.subs.teletext.i_page = p->i_page;
3295 " * ttxt type=%s lan=%s page=%d%02x",
3296 p_es->fmt.psz_description,
3297 p_es->fmt.psz_language,
3298 p->i_magazine, p->i_page );
3302 static void PMTSetupEsDvbSubtitle( demux_t *p_demux, ts_pid_t *pid,
3303 const dvbpsi_pmt_es_t *p_es )
3305 es_format_t *p_fmt = &pid->es->fmt;
3307 es_format_Init( p_fmt, SPU_ES, VLC_CODEC_DVBS );
3309 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3311 #ifdef _DVBPSI_DR_59_H_
3312 dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
3313 for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
3315 const int i_type = p_sub->p_subtitle[i].i_subtitling_type;
3316 if( ( i_type >= 0x10 && i_type <= 0x14 ) ||
3317 ( i_type >= 0x20 && i_type <= 0x24 ) )
3322 if( !p_demux->p_sys->b_split_es || i_page <= 0 )
3324 p_fmt->subs.dvb.i_id = -1;
3325 p_fmt->psz_description = strdup( _("DVB subtitles") );
3327 if( !p_demux->p_sys->b_split_es && p_dr && p_dr->i_length > 0 )
3329 /* Descriptor pass-through */
3330 p_fmt->p_extra = malloc( p_dr->i_length );
3331 if( p_fmt->p_extra )
3333 p_fmt->i_extra = p_dr->i_length;
3334 memcpy( p_fmt->p_extra, p_dr->p_data, p_dr->i_length );
3340 #ifdef _DVBPSI_DR_59_H_
3341 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3352 p_es = malloc( sizeof(*p_es) );
3356 es_format_Copy( &p_es->fmt, &pid->es->fmt );
3357 free( p_es->fmt.psz_language );
3358 free( p_es->fmt.psz_description );
3359 p_es->fmt.psz_language = NULL;
3360 p_es->fmt.psz_description = NULL;
3364 p_es->i_pes_size = 0;
3365 p_es->i_pes_gathered = 0;
3366 p_es->pp_last = &p_es->p_pes;
3367 p_es->p_mpeg4desc = NULL;
3368 p_es->b_gather = false;
3370 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
3374 const dvbpsi_subtitle_t *p = &p_sub->p_subtitle[i];
3375 p_es->fmt.psz_language = strndup( (char *)p->i_iso6392_language_code, 3 );
3376 switch( p->i_subtitling_type )
3378 case 0x10: /* unspec. */
3379 case 0x11: /* 4:3 */
3380 case 0x12: /* 16:9 */
3381 case 0x13: /* 2.21:1 */
3382 case 0x14: /* HD monitor */
3383 p_es->fmt.psz_description = strdup( _("DVB subtitles") );
3385 case 0x20: /* Hearing impaired unspec. */
3386 case 0x21: /* h.i. 4:3 */
3387 case 0x22: /* h.i. 16:9 */
3388 case 0x23: /* h.i. 2.21:1 */
3389 case 0x24: /* h.i. HD monitor */
3390 p_es->fmt.psz_description = strdup( _("DVB subtitles: hearing impaired") );
3397 p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
3398 ( p->i_ancillary_page_id << 16 );
3403 static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
3404 const dvbpsi_pmt_es_t *p_es )
3406 es_format_t *p_fmt = &pid->es->fmt;
3408 if( PMTEsHasRegistration( p_demux, p_es, "AC-3" ) ||
3409 PMTEsFindDescriptor( p_es, 0x6a ) ||
3410 PMTEsFindDescriptor( p_es, 0x81 ) )
3412 p_fmt->i_cat = AUDIO_ES;
3413 p_fmt->i_codec = VLC_CODEC_A52;
3415 else if( PMTEsFindDescriptor( p_es, 0x7a ) )
3417 /* DVB with stream_type 0x06 (ETS EN 300 468) */
3418 p_fmt->i_cat = AUDIO_ES;
3419 p_fmt->i_codec = VLC_CODEC_EAC3;
3421 else if( PMTEsHasRegistration( p_demux, p_es, "DTS1" ) ||
3422 PMTEsHasRegistration( p_demux, p_es, "DTS2" ) ||
3423 PMTEsHasRegistration( p_demux, p_es, "DTS3" ) ||
3424 PMTEsFindDescriptor( p_es, 0x73 ) )
3426 /*registration descriptor(ETSI TS 101 154 Annex F)*/
3427 p_fmt->i_cat = AUDIO_ES;
3428 p_fmt->i_codec = VLC_CODEC_DTS;
3430 else if( PMTEsHasRegistration( p_demux, p_es, "BSSD" ) )
3432 p_fmt->i_cat = AUDIO_ES;
3433 p_fmt->b_packetized = true;
3434 p_fmt->i_codec = VLC_CODEC_302M;
3438 /* Subtitle/Teletext/VBI fallbacks */
3439 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
3441 #ifdef _DVBPSI_DR_59_H_
3442 dvbpsi_subtitling_dr_t *p_sub;
3443 if( p_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_dr ) ) )
3445 for( int i = 0; i < p_sub->i_subtitles_number; i++ )
3447 if( p_fmt->i_cat != UNKNOWN_ES )
3450 switch( p_sub->p_subtitle[i].i_subtitling_type )
3452 case 0x01: /* EBU Teletext subtitles */
3453 case 0x02: /* Associated EBU Teletext */
3454 case 0x03: /* VBI data */
3455 PMTSetupEsTeletext( p_demux, pid, p_es );
3457 case 0x10: /* DVB Subtitle (normal) with no monitor AR critical */
3458 case 0x11: /* ... on 4:3 AR monitor */
3459 case 0x12: /* ... on 16:9 AR monitor */
3460 case 0x13: /* ... on 2.21:1 AR monitor */
3461 case 0x14: /* ... for display on a high definition monitor */
3462 case 0x20: /* DVB Subtitle (impaired) with no monitor AR critical */
3463 case 0x21: /* ... on 4:3 AR monitor */
3464 case 0x22: /* ... on 16:9 AR monitor */
3465 case 0x23: /* ... on 2.21:1 AR monitor */
3466 case 0x24: /* ... for display on a high definition monitor */
3467 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3470 msg_Err( p_demux, "Unrecognized DVB subtitle type (0x%x)",
3471 p_sub->p_subtitle[i].i_subtitling_type );
3477 if( p_fmt->i_cat == UNKNOWN_ES && p_dr )
3478 PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
3480 if( p_fmt->i_cat == UNKNOWN_ES &&
3481 ( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
3482 PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
3483 PMTEsFindDescriptor( p_es, 0x56 ) ) ) /* EBU Teletext descriptor */
3486 PMTSetupEsTeletext( p_demux, pid, p_es );
3490 #ifdef _DVBPSI_DR_52_H_
3491 /* FIXME is it useful ? */
3492 if( PMTEsFindDescriptor( p_es, 0x52 ) )
3494 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x52 );
3495 dvbpsi_stream_identifier_dr_t *p_si = dvbpsi_DecodeStreamIdentifierDr( p_dr );
3497 msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
3502 static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
3503 const dvbpsi_pmt_es_t *p_es )
3505 /* Registration Descriptor */
3506 if( !PMTEsHasRegistration( p_demux, p_es, "VC-1" ) )
3508 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3512 es_format_t *p_fmt = &pid->es->fmt;
3514 /* registration descriptor for VC-1 (SMPTE rp227) */
3515 p_fmt->i_cat = VIDEO_ES;
3516 p_fmt->i_codec = VLC_CODEC_VC1;
3518 /* XXX With Simple and Main profile the SEQUENCE
3519 * header is modified: video width and height are
3520 * inserted just after the start code as 2 int16_t
3521 * The packetizer will take care of that. */
3524 static void PMTSetupEs0xD1( demux_t *p_demux, ts_pid_t *pid,
3525 const dvbpsi_pmt_es_t *p_es )
3527 /* Registration Descriptor */
3528 if( !PMTEsHasRegistration( p_demux, p_es, "drac" ) )
3530 msg_Err( p_demux, "Registration descriptor not found or invalid" );
3534 es_format_t *p_fmt = &pid->es->fmt;
3536 /* registration descriptor for Dirac
3537 * (backwards compatable with VC-2 (SMPTE Sxxxx:2008)) */
3538 p_fmt->i_cat = VIDEO_ES;
3539 p_fmt->i_codec = VLC_CODEC_DIRAC;
3542 static void PMTSetupEs0xA0( demux_t *p_demux, ts_pid_t *pid,
3543 const dvbpsi_pmt_es_t *p_es )
3545 /* MSCODEC sent by vlc */
3546 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0xa0 );
3547 if( !p_dr || p_dr->i_length < 10 )
3550 "private MSCODEC (vlc) without bih private descriptor" );
3554 es_format_t *p_fmt = &pid->es->fmt;
3555 p_fmt->i_cat = VIDEO_ES;
3556 p_fmt->i_codec = VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
3557 p_dr->p_data[2], p_dr->p_data[3] );
3558 p_fmt->video.i_width = GetWBE( &p_dr->p_data[4] );
3559 p_fmt->video.i_height = GetWBE( &p_dr->p_data[6] );
3560 p_fmt->i_extra = GetWBE( &p_dr->p_data[8] );
3562 if( p_fmt->i_extra > 0 )
3564 p_fmt->p_extra = malloc( p_fmt->i_extra );
3565 if( p_fmt->p_extra )
3566 memcpy( p_fmt->p_extra, &p_dr->p_data[10],
3567 __MIN( p_fmt->i_extra, p_dr->i_length - 10 ) );
3571 /* For such stream we will gather them ourself and don't launch a
3573 * Yes it's ugly but it's the only way to have DIV3 working */
3574 p_fmt->b_packetized = true;
3577 static void PMTSetupEsHDMV( demux_t *p_demux, ts_pid_t *pid,
3578 const dvbpsi_pmt_es_t *p_es )
3580 VLC_UNUSED(p_demux);
3581 es_format_t *p_fmt = &pid->es->fmt;
3583 /* Blu-Ray mapping */
3584 switch( p_es->i_type )
3587 p_fmt->i_cat = AUDIO_ES;
3588 p_fmt->i_codec = VLC_CODEC_BD_LPCM;
3591 case 0x85: /* DTS-HD High resolution audio */
3592 case 0x86: /* DTS-HD Master audio */
3593 case 0xA2: /* Secondary DTS audio */
3594 p_fmt->i_cat = AUDIO_ES;
3595 p_fmt->i_codec = VLC_CODEC_DTS;
3598 case 0x83: /* TrueHD AC3 */
3599 p_fmt->i_cat = AUDIO_ES;
3600 p_fmt->i_codec = VLC_CODEC_TRUEHD;
3603 case 0x84: /* E-AC3 */
3604 case 0xA1: /* Secondary E-AC3 */
3605 p_fmt->i_cat = AUDIO_ES;
3606 p_fmt->i_codec = VLC_CODEC_EAC3;
3608 case 0x90: /* Presentation graphics */
3609 p_fmt->i_cat = SPU_ES;
3610 p_fmt->i_codec = VLC_CODEC_BD_PG;
3612 case 0x91: /* Interactive graphics */
3613 case 0x92: /* Subtitle */
3619 static void PMTSetupEsRegistration( demux_t *p_demux, ts_pid_t *pid,
3620 const dvbpsi_pmt_es_t *p_es )
3626 vlc_fourcc_t i_codec;
3628 { "AC-3", AUDIO_ES, VLC_CODEC_A52 },
3629 { "DTS1", AUDIO_ES, VLC_CODEC_DTS },
3630 { "DTS2", AUDIO_ES, VLC_CODEC_DTS },
3631 { "DTS3", AUDIO_ES, VLC_CODEC_DTS },
3632 { "BSSD", AUDIO_ES, VLC_CODEC_302M },
3633 { "VC-1", VIDEO_ES, VLC_CODEC_VC1 },
3634 { "drac", VIDEO_ES, VLC_CODEC_DIRAC },
3635 { "", UNKNOWN_ES, 0 }
3637 es_format_t *p_fmt = &pid->es->fmt;
3639 for( int i = 0; p_regs[i].i_cat != UNKNOWN_ES; i++ )
3641 if( PMTEsHasRegistration( p_demux, p_es, p_regs[i].psz_tag ) )
3643 p_fmt->i_cat = p_regs[i].i_cat;
3644 p_fmt->i_codec = p_regs[i].i_codec;
3650 static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
3651 const dvbpsi_pmt_es_t *p_es )
3653 /* get language descriptor */
3654 dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x0a );
3659 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
3662 msg_Err( p_demux, "Failed to decode a ISO 639 descriptor" );
3666 #if defined(DR_0A_API_VER) && (DR_0A_API_VER >= 2)
3667 pid->es->fmt.psz_language = malloc( 4 );
3668 if( pid->es->fmt.psz_language )
3670 memcpy( pid->es->fmt.psz_language,
3671 p_decoded->code[0].iso_639_code, 3 );
3672 pid->es->fmt.psz_language[3] = 0;
3673 msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
3675 switch( p_decoded->code[0].i_audio_type )
3678 pid->es->fmt.i_priority = 1; // prioritize normal audio tracks
3679 pid->es->fmt.psz_description = NULL;
3682 pid->es->fmt.psz_description =
3683 strdup(_("clean effects"));
3686 pid->es->fmt.psz_description =
3687 strdup(_("hearing impaired"));
3690 pid->es->fmt.psz_description =
3691 strdup(_("visual impaired commentary"));
3694 msg_Dbg( p_demux, "unknown audio type: %d",
3695 p_decoded->code[0].i_audio_type);
3696 pid->es->fmt.psz_description = NULL;
3699 pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
3700 if( pid->es->fmt.i_extra_languages > 0 )
3701 pid->es->fmt.p_extra_languages =
3702 malloc( sizeof(*pid->es->fmt.p_extra_languages) *
3703 pid->es->fmt.i_extra_languages );
3704 if( pid->es->fmt.p_extra_languages )
3706 for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
3708 msg_Dbg( p_demux, "bang" );
3709 pid->es->fmt.p_extra_languages[i].psz_language =
3711 if( pid->es->fmt.p_extra_languages[i].psz_language )
3713 memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
3714 p_decoded->code[i+1].iso_639_code, 3 );
3715 pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
3717 switch( p_decoded->code[i].i_audio_type )
3720 pid->es->fmt.p_extra_languages[i].psz_description =
3724 pid->es->fmt.p_extra_languages[i].psz_description =
3725 strdup(_("clean effects"));
3728 pid->es->fmt.p_extra_languages[i].psz_description =
3729 strdup(_("hearing impaired"));
3732 pid->es->fmt.p_extra_languages[i].psz_description =
3733 strdup(_("visual impaired commentary"));
3736 msg_Dbg( p_demux, "unknown audio type: %d",
3737 p_decoded->code[i].i_audio_type);
3738 pid->es->fmt.psz_description = NULL;
3745 pid->es->fmt.psz_language = malloc( 4 );
3746 if( pid->es->fmt.psz_language )
3748 memcpy( pid->es->fmt.psz_language,
3749 p_decoded->i_iso_639_code, 3 );
3750 pid->es->fmt.psz_language[3] = 0;
3755 static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
3757 demux_sys_t *p_sys = p_demux->p_sys;
3758 dvbpsi_descriptor_t *p_dr;
3759 dvbpsi_pmt_es_t *p_es;
3761 ts_pid_t *pmt = NULL;
3762 ts_prg_psi_t *prg = NULL;
3764 ts_pid_t **pp_clean = NULL;
3766 bool b_hdmv = false;
3768 msg_Dbg( p_demux, "PMTCallBack called" );
3770 /* First find this PMT declared in PAT */
3771 for( int i = 0; i < p_sys->i_pmt; i++ )
3774 for( i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
3776 const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
3777 if( i_pmt_number != TS_USER_PMT_NUMBER && i_pmt_number == p_pmt->i_program_number )
3779 pmt = p_sys->pmt[i];
3780 prg = p_sys->pmt[i]->psi->prg[i_prg];
3790 msg_Warn( p_demux, "unreferenced program (broken stream)" );
3791 dvbpsi_DeletePMT(p_pmt);
3795 if( prg->i_version != -1 &&
3796 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
3798 dvbpsi_DeletePMT( p_pmt );
3802 /* Clean this program (remove all es) */
3803 for( int i = 0; i < 8192; i++ )
3805 ts_pid_t *pid = &p_sys->pid[i];
3807 if( pid->b_valid && pid->p_owner == pmt->psi &&
3808 pid->i_owner_number == prg->i_number && pid->psi == NULL )
3810 TAB_APPEND( i_clean, pp_clean, pid );
3815 IODFree( prg->iod );
3819 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=%d",
3820 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
3821 prg->i_pid_pcr = p_pmt->i_pcr_pid;
3822 prg->i_version = p_pmt->i_version;
3824 ValidateDVBMeta( p_demux, prg->i_pid_pcr );
3825 if( ProgramIsSelected( p_demux, prg->i_number ) )
3827 /* Set demux filter */
3828 SetPIDFilter( p_demux, prg->i_pid_pcr, true );
3831 /* Parse descriptor */
3832 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
3834 if( p_dr->i_tag == 0x1d )
3836 /* We have found an IOD descriptor */
3837 msg_Dbg( p_demux, " * descriptor : IOD (0x1d)" );
3839 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
3841 else if( p_dr->i_tag == 0x9 )
3843 uint16_t i_sysid = ((uint16_t)p_dr->p_data[0] << 8)
3845 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x", i_sysid );
3847 else if( p_dr->i_tag == 0x05 )
3849 /* Registration Descriptor */
3850 if( p_dr->i_length != 4 )
3852 msg_Warn( p_demux, "invalid Registration Descriptor" );
3856 msg_Dbg( p_demux, " * descriptor : registration %4.4s", p_dr->p_data );
3857 if( !memcmp( p_dr->p_data, "HDMV", 4 ) )
3866 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
3870 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
3872 ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
3874 /* Find out if the PID was already declared */
3875 for( int i = 0; i < i_clean; i++ )
3877 if( pp_clean[i] == &p_sys->pid[p_es->i_pid] )
3879 old_pid = pp_clean[i];
3883 ValidateDVBMeta( p_demux, p_es->i_pid );
3885 if( !old_pid && p_sys->pid[p_es->i_pid].b_valid )
3887 msg_Warn( p_demux, "pmt error: pid=%d already defined",
3892 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
3893 p_dr = p_dr->p_next )
3895 msg_Dbg( p_demux, " * es pid=%d type=%d dr->i_tag=0x%x",
3896 p_es->i_pid, p_es->i_type, p_dr->i_tag );
3899 PIDInit( pid, false, pmt->psi );
3900 PIDFillFormat( pid, p_es->i_type );
3901 pid->i_owner_number = prg->i_number;
3902 pid->i_pid = p_es->i_pid;
3903 pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
3905 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 ||
3906 p_es->i_type == 0x12 || p_es->i_type == 0x0f )
3908 PMTSetupEsISO14496( p_demux, pid, prg, p_es );
3910 else if( p_es->i_type == 0x06 )
3912 PMTSetupEs0x06( p_demux, pid, p_es );
3914 else if( p_es->i_type == 0xEA )
3916 PMTSetupEs0xEA( p_demux, pid, p_es );
3918 else if( p_es->i_type == 0xd1 )
3920 PMTSetupEs0xD1( p_demux, pid, p_es );
3922 else if( p_es->i_type == 0xa0 )
3924 PMTSetupEs0xA0( p_demux, pid, p_es );
3928 PMTSetupEsHDMV( p_demux, pid, p_es );
3930 else if( p_es->i_type >= 0x80 )
3932 PMTSetupEsRegistration( p_demux, pid, p_es );
3935 if( pid->es->fmt.i_cat == AUDIO_ES ||
3936 ( pid->es->fmt.i_cat == SPU_ES &&
3937 pid->es->fmt.i_codec != VLC_CODEC_DVBS &&
3938 pid->es->fmt.i_codec != VLC_CODEC_TELETEXT ) )
3940 PMTParseEsIso639( p_demux, pid, p_es );
3943 pid->es->fmt.i_group = p_pmt->i_program_number;
3944 for( int i = 0; i < pid->i_extra_es; i++ )
3945 pid->extra_es[i]->fmt.i_group = p_pmt->i_program_number;
3947 if( pid->es->fmt.i_cat == UNKNOWN_ES )
3949 msg_Dbg( p_demux, " * es pid=%d type=%d *unknown*",
3950 p_es->i_pid, p_es->i_type );
3952 else if( !p_sys->b_udp_out )
3954 msg_Dbg( p_demux, " * es pid=%d type=%d fcc=%4.4s",
3955 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
3957 if( p_sys->b_es_id_pid ) pid->es->fmt.i_id = p_es->i_pid;
3959 /* Check if we can avoid restarting the ES */
3961 pid->es->fmt.i_codec == old_pid->es->fmt.i_codec &&
3962 pid->es->fmt.i_extra == old_pid->es->fmt.i_extra &&
3963 pid->es->fmt.i_extra == 0 &&
3964 pid->i_extra_es == old_pid->i_extra_es &&
3965 ( ( !pid->es->fmt.psz_language &&
3966 !old_pid->es->fmt.psz_language ) ||
3967 ( pid->es->fmt.psz_language &&
3968 old_pid->es->fmt.psz_language &&
3969 !strcmp( pid->es->fmt.psz_language,
3970 old_pid->es->fmt.psz_language ) ) ) )
3972 pid->es->id = old_pid->es->id;
3973 old_pid->es->id = NULL;
3974 for( int i = 0; i < pid->i_extra_es; i++ )
3976 pid->extra_es[i]->id = old_pid->extra_es[i]->id;
3977 old_pid->extra_es[i]->id = NULL;
3984 PIDClean( p_demux, old_pid );
3985 TAB_REMOVE( i_clean, pp_clean, old_pid );
3989 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
3990 for( int i = 0; i < pid->i_extra_es; i++ )
3992 pid->extra_es[i]->id =
3993 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
3995 p_sys->i_pmt_es += 1 + pid->i_extra_es;
3999 /* Add ES to the list */
4002 PIDClean( p_demux, old_pid );
4003 TAB_REMOVE( i_clean, pp_clean, old_pid );
4005 p_sys->pid[p_es->i_pid] = *pid;
4007 p_dr = PMTEsFindDescriptor( p_es, 0x09 );
4008 if( p_dr && p_dr->i_length >= 2 )
4010 uint16_t i_sysid = (p_dr->p_data[0] << 8) | p_dr->p_data[1];
4011 msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
4015 if( ProgramIsSelected( p_demux, prg->i_number ) &&
4016 ( pid->es->id != NULL || p_sys->b_udp_out ) )
4018 /* Set demux filter */
4019 SetPIDFilter( p_demux, p_es->i_pid, true );
4023 /* Set CAM descrambling */
4024 if( !ProgramIsSelected( p_demux, prg->i_number )
4025 || stream_Control( p_demux->s, STREAM_CONTROL_ACCESS,
4026 ACCESS_SET_PRIVATE_ID_CA, p_pmt ) != VLC_SUCCESS )
4027 dvbpsi_DeletePMT( p_pmt );
4029 for( int i = 0; i < i_clean; i++ )
4031 if( ProgramIsSelected( p_demux, prg->i_number ) )
4033 SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
4036 PIDClean( p_demux, pp_clean[i] );
4042 static void PATCallBack( demux_t *p_demux, dvbpsi_pat_t *p_pat )
4044 demux_sys_t *p_sys = p_demux->p_sys;
4045 dvbpsi_pat_program_t *p_program;
4046 ts_pid_t *pat = &p_sys->pid[0];
4048 msg_Dbg( p_demux, "PATCallBack called" );
4050 if( ( pat->psi->i_pat_version != -1 &&
4051 ( !p_pat->b_current_next ||
4052 p_pat->i_version == pat->psi->i_pat_version ) ) ||
4055 dvbpsi_DeletePAT( p_pat );
4059 msg_Dbg( p_demux, "new PAT ts_id=%d version=%d current_next=%d",
4060 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
4063 if( p_sys->i_pmt > 0 )
4066 ts_pid_t **pmt_rm = NULL;
4068 /* Search pmt to be deleted */
4069 for( int i = 0; i < p_sys->i_pmt; i++ )
4071 ts_pid_t *pmt = p_sys->pmt[i];
4072 bool b_keep = false;
4074 for( p_program = p_pat->p_first_program; p_program != NULL;
4075 p_program = p_program->p_next )
4077 if( p_program->i_pid == pmt->i_pid )
4079 for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
4081 if( p_program->i_number ==
4082 pmt->psi->prg[i_prg]->i_number )
4095 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
4099 /* Delete all ES attached to thoses PMT */
4100 for( int i = 2; i < 8192; i++ )
4102 ts_pid_t *pid = &p_sys->pid[i];
4104 if( !pid->b_valid || pid->psi )
4107 for( int j = 0; j < i_pmt_rm && pid->b_valid; j++ )
4109 for( int i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
4111 /* We only remove es that aren't defined by extra pmt */
4112 if( pid->p_owner->prg[i_prg]->i_pid_pmt != pmt_rm[j]->i_pid )
4116 SetPIDFilter( p_demux, i, false );
4118 PIDClean( p_demux, pid );
4124 /* Delete PMT pid */
4125 for( int i = 0; i < i_pmt_rm; i++ )
4127 SetPIDFilter( p_demux, pmt_rm[i]->i_pid, false );
4129 for( int i_prg = 0; i_prg < pmt_rm[i]->psi->i_prg; i_prg++ )
4131 const int i_number = pmt_rm[i]->psi->prg[i_prg]->i_number;
4132 es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
4135 PIDClean( p_demux, &p_sys->pid[pmt_rm[i]->i_pid] );
4136 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pmt_rm[i] );
4142 /* now create programs */
4143 for( p_program = p_pat->p_first_program; p_program != NULL;
4144 p_program = p_program->p_next )
4146 msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
4148 if( p_program->i_number != 0 )
4150 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
4153 ValidateDVBMeta( p_demux, p_program->i_pid );
4158 for( i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
4160 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
4169 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
4174 PIDInit( pmt, true, pat->psi );
4175 pmt->psi->prg[pmt->psi->i_prg-1]->handle =
4176 dvbpsi_AttachPMT( p_program->i_number,
4177 (dvbpsi_pmt_callback)PMTCallBack,
4179 pmt->psi->prg[pmt->psi->i_prg-1]->i_number =
4180 p_program->i_number;
4181 pmt->psi->prg[pmt->psi->i_prg-1]->i_pid_pmt =
4184 /* Now select PID at access level */
4185 if( ProgramIsSelected( p_demux, p_program->i_number ) )
4187 if( p_sys->i_current_program == 0 )
4188 p_sys->i_current_program = p_program->i_number;
4190 if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
4191 p_sys->b_access_control = false;
4196 pat->psi->i_pat_version = p_pat->i_version;
4198 dvbpsi_DeletePAT( p_pat );