1 /*****************************************************************************
2 * ts.c: Transport Stream input module for VLC.
3 *****************************************************************************
4 * Copyright (C) 2004 VideoLAN
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
27 #include <stdlib.h> /* malloc(), free() */
30 #include <vlc/input.h>
35 #include "../mux/mpeg/csa.h"
37 /* Include dvbpsi headers */
38 #ifdef HAVE_DVBPSI_DR_H
39 # include <dvbpsi/dvbpsi.h>
40 # include <dvbpsi/descriptor.h>
41 # include <dvbpsi/pat.h>
42 # include <dvbpsi/pmt.h>
43 # include <dvbpsi/dr.h>
44 # include <dvbpsi/psi.h>
47 # include "descriptor.h"
48 # include "tables/pat.h"
49 # include "tables/pmt.h"
50 # include "descriptors/dr.h"
55 * - XXX: do not mark options message to be translated, they are too osbcure for now ...
60 /*****************************************************************************
62 *****************************************************************************/
63 static int Open ( vlc_object_t * );
64 static void Close ( vlc_object_t * );
67 set_description( _("ISO 13818-1 MPEG Transport Stream input - new" ) );
68 add_string( "ts-extra-pmt", NULL, NULL, "extra PMT", "allow user to specify an extra pmt (pmt_pid=pid:stream_type[,...])", VLC_TRUE );
69 add_bool( "ts-es-id-pid", 0, NULL, "set id of es to pid", "set id of es to pid", VLC_TRUE );
70 add_string( "ts-out", NULL, NULL, "fast udp streaming", "send TS to specific ip:port by udp (you must know what you are doing)", VLC_TRUE );
71 add_integer( "ts-out-mtu", 1500, NULL, "MTU for out mode", "MTU for out mode", VLC_TRUE );
72 add_string( "ts-csa-ck", NULL, NULL, "CSA ck", "CSA ck", VLC_TRUE );
73 add_bool( "ts-silent", 0, NULL, "Silent mode", "do not complain on encrypted PES", VLC_TRUE );
74 set_capability( "demux2", 10 );
75 set_callbacks( Open, Close );
76 add_shortcut( "ts2" );
79 /*****************************************************************************
81 *****************************************************************************/
85 uint8_t i_objectTypeIndication;
87 vlc_bool_t b_upStream;
88 uint32_t i_bufferSizeDB;
89 uint32_t i_maxBitrate;
90 uint32_t i_avgBitrate;
92 int i_decoder_specific_info_len;
93 uint8_t *p_decoder_specific_info;
95 } decoder_config_descriptor_t;
99 vlc_bool_t b_useAccessUnitStartFlag;
100 vlc_bool_t b_useAccessUnitEndFlag;
101 vlc_bool_t b_useRandomAccessPointFlag;
102 vlc_bool_t b_useRandomAccessUnitsOnlyFlag;
103 vlc_bool_t b_usePaddingFlag;
104 vlc_bool_t b_useTimeStampsFlags;
105 vlc_bool_t b_useIdleFlag;
106 vlc_bool_t b_durationFlag;
107 uint32_t i_timeStampResolution;
108 uint32_t i_OCRResolution;
109 uint8_t i_timeStampLength;
112 uint8_t i_instantBitrateLength;
113 uint8_t i_degradationPriorityLength;
114 uint8_t i_AU_seqNumLength;
115 uint8_t i_packetSeqNumLength;
117 uint32_t i_timeScale;
118 uint16_t i_accessUnitDuration;
119 uint16_t i_compositionUnitDuration;
121 uint64_t i_startDecodingTimeStamp;
122 uint64_t i_startCompositionTimeStamp;
124 } sl_config_descriptor_t;
131 vlc_bool_t b_streamDependenceFlag;
132 vlc_bool_t b_OCRStreamFlag;
133 uint8_t i_streamPriority;
137 uint16_t i_dependOn_es_id;
138 uint16_t i_OCR_es_id;
140 decoder_config_descriptor_t dec_descr;
141 sl_config_descriptor_t sl_descr;
142 } es_mpeg4_descriptor_t;
152 uint8_t i_ODProfileLevelIndication;
153 uint8_t i_sceneProfileLevelIndication;
154 uint8_t i_audioProfileLevelIndication;
155 uint8_t i_visualProfileLevelIndication;
156 uint8_t i_graphicsProfileLevelIndication;
158 es_mpeg4_descriptor_t es_descr[255];
164 dvbpsi_handle handle;
169 /* IOD stuff (mpeg4) */
170 iod_descriptor_t *iod;
175 /* for special PAT case */
176 dvbpsi_handle handle;
193 es_mpeg4_descriptor_t *p_mpeg4desc;
203 int i_cc; /* countinuity counter */
205 /* PSI owner (ie PMT -> PAT, ES -> PMT */
213 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
221 /* how many TS packet we read at once */
232 vlc_bool_t b_es_id_pid;
236 vlc_bool_t b_udp_out;
237 int fd; /* udp socket */
241 static int Demux ( demux_t *p_demux );
242 static int Control( demux_t *p_demux, int i_query, va_list args );
245 static void PIDInit ( ts_pid_t *pid, vlc_bool_t b_psi, ts_psi_t *p_owner );
246 static void PIDClean( es_out_t *out, ts_pid_t *pid );
247 static int PIDFillFormat( ts_pid_t *pid, int i_stream_type );
249 static void PATCallBack( demux_t *, dvbpsi_pat_t * );
250 static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt );
252 static inline int PIDGet( block_t *p )
254 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
257 static vlc_bool_t GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
259 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
261 static iod_descriptor_t *IODNew( int , uint8_t * );
262 static void IODFree( iod_descriptor_t * );
265 /*****************************************************************************
267 *****************************************************************************/
268 static int Open( vlc_object_t *p_this )
270 demux_t *p_demux = (demux_t*)p_this;
282 if( ( i_peek = stream_Peek( p_demux->s, &p_peek, 189 ) ) < 1 )
284 msg_Err( p_demux, "cannot peek" );
288 /* Search first synch */
289 for( i_sync = 0; i_sync < i_peek; i_sync++ )
291 if( p_peek[i_sync] == 0x47 ) break;
293 if( i_sync >= i_peek )
295 if( strcmp( p_demux->psz_demux, "ts2" ) )
297 msg_Warn( p_demux, "TS module discarded" );
300 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
302 if( strcmp( p_demux->psz_demux, "ts2" ) )
304 /* Check next 3 sync points */
305 i_peek = 188*3 + 1 + i_sync;
306 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
308 msg_Err( p_demux, "cannot peek" );
311 if( p_peek[i_sync+ 188] != 0x47 || p_peek[i_sync+2*188] != 0x47 ||
312 p_peek[i_sync+3*188] != 0x47 )
314 msg_Warn( p_demux, "TS module discarded (lost sync)" );
319 /* Fill p_demux field */
320 p_demux->pf_demux = Demux;
321 p_demux->pf_control = Control;
322 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
323 memset( p_sys, 0, sizeof( demux_sys_t ) );
325 /* Init p_sys field */
326 for( i = 0; i < 8192; i++ )
328 ts_pid_t *pid = &p_sys->pid[i];
331 pid->b_seen = VLC_FALSE;
332 pid->b_valid = VLC_FALSE;
334 p_sys->b_udp_out = VLC_FALSE;
335 p_sys->i_ts_read = 50;
338 /* Init PAT handler */
339 pat = &p_sys->pid[0];
340 PIDInit( pat, VLC_TRUE, NULL );
341 pat->psi->handle = dvbpsi_AttachPAT( (dvbpsi_pat_callback)PATCallBack,
349 var_Create( p_demux, "ts-es-id-pid", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
350 var_Get( p_demux, "ts-es-id-pid", &val );
351 p_sys->b_es_id_pid = val.b_bool,
353 var_Create( p_demux, "ts-out", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
354 var_Get( p_demux, "ts-out", &val );
355 if( val.psz_string && *val.psz_string )
358 char *psz = strchr( val.psz_string, ':' );
361 p_sys->b_udp_out = VLC_TRUE;
366 i_port = atoi( psz );
368 if( i_port <= 0 ) i_port = 1234;
369 msg_Dbg( p_demux, "resend ts to '%s:%d'", val.psz_string, i_port );
371 p_sys->fd = net_OpenUDP( p_demux, "", 0, val.psz_string, i_port );
374 msg_Err( p_demux, "failed to open udp socket, send disabled" );
375 p_sys->b_udp_out = VLC_FALSE;
379 var_Create( p_demux, "ts-out-mtu",
380 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
381 var_Get( p_demux, "ts-out-mtu", &mtu );
382 p_sys->i_ts_read = mtu.i_int / 188;
383 if( p_sys->i_ts_read <= 0 )
385 p_sys->i_ts_read = 1500 / 188;
387 p_sys->buffer = malloc( 188 * p_sys->i_ts_read );
392 free( val.psz_string );
396 /* We handle description of an extra PMT */
397 var_Create( p_demux, "ts-extra-pmt", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
398 var_Get( p_demux, "ts-extra-pmt", &val );
399 if( val.psz_string && strchr( val.psz_string, '=' ) != NULL )
401 char *psz = val.psz_string;
402 int i_pid = strtol( psz, &psz, 0 );
404 if( i_pid >= 2 && i_pid < 8192 )
406 ts_pid_t *pmt = &p_sys->pid[i_pid];
408 msg_Dbg( p_demux, "extra pmt specified (pid=0x%x)", i_pid );
409 PIDInit( pmt, VLC_TRUE, NULL );
410 /* FIXME we should also ask for a number */
411 pmt->psi->prg[0]->handle =
412 dvbpsi_AttachPMT( 1, (dvbpsi_pmt_callback)PMTCallBack,
414 pmt->psi->prg[0]->i_number = 0; /* special one */
416 psz = strchr( psz, '=' ) + 1; /* can't failed */
419 char *psz_next = strchr( psz, ',' );
420 int i_pid, i_stream_type;
427 i_pid = strtol( psz, &psz, 0 );
430 i_stream_type = strtol( psz + 1, &psz, 0 );
431 if( i_pid >= 2 && i_pid < 8192 &&
432 !p_sys->pid[i_pid].b_valid )
434 ts_pid_t *pid = &p_sys->pid[i_pid];
436 PIDInit( pid, VLC_FALSE, pmt->psi);
437 if( pmt->psi->prg[0]->i_pid_pcr <= 0 )
439 pmt->psi->prg[0]->i_pid_pcr = i_pid;
441 PIDFillFormat( pid, i_stream_type);
442 if( pid->es->fmt.i_cat != UNKNOWN_ES )
444 if( p_sys->b_es_id_pid )
446 pid->es->fmt.i_id = i_pid;
448 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x "
449 "fcc=%4.4s", i_pid, i_stream_type,
450 (char*)&pid->es->fmt.i_codec );
451 pid->es->id = es_out_Add( p_demux->out,
462 free( val.psz_string );
465 var_Create( p_demux, "ts-csa-ck", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
466 var_Get( p_demux, "ts-csa-ck", &val );
467 if( val.psz_string && *val.psz_string )
469 char *psz = val.psz_string;
470 if( psz[0] == '0' && ( psz[1] == 'x' || psz[1] == 'X' ) )
474 if( strlen( psz ) != 16 )
476 msg_Warn( p_demux, "invalid csa ck (it must be 16 chars long)" );
480 uint64_t i_ck = strtoll( psz, NULL, 16 );
483 for( i = 0; i < 8; i++ )
485 ck[i] = ( i_ck >> ( 56 - 8*i) )&0xff;
488 msg_Dbg( p_demux, "using CSA scrambling with "
489 "ck=%x:%x:%x:%x:%x:%x:%x:%x",
490 ck[0], ck[1], ck[2], ck[3], ck[4], ck[5], ck[6], ck[7] );
492 p_sys->csa = csa_New();
493 csa_SetCW( p_sys->csa, ck, ck );
498 free( val.psz_string );
501 var_Create( p_demux, "ts-silent", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
502 var_Get( p_demux, "ts-silent", &val );
503 p_sys->b_silent = val.b_bool;
508 /*****************************************************************************
510 *****************************************************************************/
511 static void Close( vlc_object_t *p_this )
513 demux_t *p_demux = (demux_t*)p_this;
514 demux_sys_t *p_sys = p_demux->p_sys;
518 msg_Dbg( p_demux, "pid list:" );
519 for( i = 0; i < 8192; i++ )
521 ts_pid_t *pid = &p_sys->pid[i];
523 if( pid->b_valid && pid->psi )
528 dvbpsi_DetachPAT( pid->psi->handle );
535 PIDClean( p_demux->out, pid );
539 else if( pid->b_valid && pid->es )
541 PIDClean( p_demux->out, pid );
546 msg_Dbg( p_demux, " - pid[0x%x] seen", pid->i_pid );
550 if( p_sys->b_udp_out )
552 net_Close( p_sys->fd );
553 free( p_sys->buffer );
557 csa_Delete( p_sys->csa );
560 if( p_sys->i_pmt ) free( p_sys->pmt );
564 /*****************************************************************************
566 *****************************************************************************/
567 static int Demux( demux_t *p_demux )
569 demux_sys_t *p_sys = p_demux->p_sys;
572 /* We read at most 100 TS packet or until a frame is completed */
573 for( i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
575 vlc_bool_t b_frame = VLC_FALSE;
579 /* Get a new TS packet */
580 if( ( p_pkt = stream_Block( p_demux->s, 188 ) ) == NULL )
582 msg_Dbg( p_demux, "eof ?" );
585 if( p_pkt->p_buffer[0] != 0x47 )
587 msg_Warn( p_demux, "lost synchro" );
588 block_Release( p_pkt );
591 while( !p_demux->b_die )
594 int i_peek = stream_Peek( p_demux->s, &p_peek, 1880 );
596 vlc_bool_t b_ok = VLC_FALSE;
600 msg_Dbg( p_demux, "eof ?" );
604 while( i_skip < i_peek - 188 )
606 if( p_peek[i_skip] == 0x47 && p_peek[i_skip+188] == 0x47 )
613 stream_Read( p_demux->s, NULL, i_skip );
614 msg_Dbg( p_demux, "%d bytes of garbage", i_skip );
620 if( ( p_pkt = stream_Block( p_demux->s, 188 ) ) == NULL )
622 msg_Dbg( p_demux, "eof ?" );
627 if( p_sys->b_udp_out )
629 memcpy( &p_sys->buffer[i_pkt*188], p_pkt->p_buffer, 188 );
632 /* Parse the TS packet */
633 p_pid = &p_sys->pid[PIDGet( p_pkt )];
639 if( p_pid->i_pid == 0 )
641 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
646 for( i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
648 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle, p_pkt->p_buffer );
651 block_Release( p_pkt );
653 else if( !p_sys->b_udp_out )
655 b_frame = GatherPES( p_demux, p_pid, p_pkt );
659 block_Release( p_pkt );
666 msg_Dbg( p_demux, "pid[0x%x] unknown", p_pid->i_pid );
668 /* We have to handle PCR if present */
669 PCRHandle( p_demux, p_pid, p_pkt );
670 block_Release( p_pkt );
672 p_pid->b_seen = VLC_TRUE;
680 if( p_sys->b_udp_out )
682 /* Send the complete block */
683 net_Write( p_demux, p_sys->fd, p_sys->buffer, p_sys->i_ts_read * 188 );
689 /*****************************************************************************
691 *****************************************************************************/
692 static int Control( demux_t *p_demux, int i_query, va_list args )
694 /* demux_sys_t *p_sys = p_demux->p_sys; */
700 case DEMUX_GET_POSITION:
701 pf = (double*) va_arg( args, double* );
702 i64 = stream_Size( p_demux->s );
705 *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
712 case DEMUX_SET_POSITION:
713 f = (double) va_arg( args, double );
714 i64 = stream_Size( p_demux->s );
716 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
717 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
725 pi64 = (int64_t*)va_arg( args, int64_t * );
726 if( p_sys->i_time < 0 )
731 *pi64 = p_sys->i_time;
734 case DEMUX_GET_LENGTH:
735 pi64 = (int64_t*)va_arg( args, int64_t * );
736 if( p_sys->i_mux_rate > 0 )
738 *pi64 = I64C(1000000) * ( stream_Size( p_demux->s ) / 50 ) /
752 static void PIDInit( ts_pid_t *pid, vlc_bool_t b_psi, ts_psi_t *p_owner )
754 vlc_bool_t b_old_valid = pid->b_valid;
756 pid->b_valid = VLC_TRUE;
758 pid->p_owner = p_owner;
759 pid->i_owner_number = 0;
761 pid->extra_es = NULL;
770 pid->psi = malloc( sizeof( ts_psi_t ) );
772 pid->psi->prg = NULL;
773 pid->psi->handle= NULL;
775 pid->psi->i_pat_version = -1;
778 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
786 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
792 pid->es = malloc( sizeof( ts_es_t ) );
794 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
796 pid->es->p_pes = NULL;
797 pid->es->i_pes_size= 0;
798 pid->es->i_pes_gathered= 0;
799 pid->es->pp_last = &pid->es->p_pes;
800 pid->es->p_mpeg4desc = NULL;
801 pid->es->b_gather = VLC_FALSE;
805 static void PIDClean( es_out_t *out, ts_pid_t *pid )
811 if( pid->psi->handle ) dvbpsi_DetachPMT( pid->psi->handle );
812 for( i = 0; i < pid->psi->i_prg; i++ )
814 if( pid->psi->prg[i]->iod ) IODFree( pid->psi->prg[i]->iod );
815 if( pid->psi->prg[i]->handle ) dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
816 free( pid->psi->prg[i] );
818 if( pid->psi->prg ) free( pid->psi->prg );
826 es_out_Del( out, pid->es->id );
829 block_ChainRelease( pid->es->p_pes );
831 es_format_Clean( &pid->es->fmt );
835 for( i = 0; i < pid->i_extra_es; i++ )
837 if( pid->extra_es[i]->id )
838 es_out_Del( out, pid->extra_es[i]->id );
840 if( pid->extra_es[i]->p_pes )
841 block_ChainRelease( pid->extra_es[i]->p_pes );
843 es_format_Clean( &pid->extra_es[i]->fmt );
845 free( pid->extra_es[i] );
847 if( pid->i_extra_es ) free( pid->extra_es );
850 pid->b_valid = VLC_FALSE;
853 /****************************************************************************
855 ****************************************************************************/
856 static void ParsePES ( demux_t *p_demux, ts_pid_t *pid )
858 block_t *p_pes = pid->es->p_pes;
864 mtime_t i_length = 0;
867 /* remove the pes from pid */
868 pid->es->p_pes = NULL;
869 pid->es->i_pes_size= 0;
870 pid->es->i_pes_gathered= 0;
871 pid->es->pp_last = &pid->es->p_pes;
873 /* FIXME find real max size */
874 i_max = block_ChainExtract( p_pes, header, 30 );
876 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
878 if ( !p_demux->p_sys->b_silent )
879 msg_Warn( p_demux, "invalid header [0x%x:%x:%x:%x]", header[0],
880 header[1],header[2],header[3] );
881 block_ChainRelease( p_pes );
885 /* TODO check size */
888 case 0xBC: /* Program stream map */
889 case 0xBE: /* Padding */
890 case 0xBF: /* Private stream 2 */
893 case 0xFF: /* Program stream directory */
894 case 0xF2: /* DSMCC stream */
895 case 0xF8: /* ITU-T H.222.1 type E stream */
899 if( ( header[6]&0xC0 ) == 0x80 )
902 i_skip = header[8] + 9;
904 if( header[7]&0x80 ) /* has pts */
906 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
907 (mtime_t)(header[10] << 22)|
908 ((mtime_t)(header[11]&0xfe) << 14)|
909 (mtime_t)(header[12] << 7)|
910 (mtime_t)(header[13] >> 1);
912 if( header[7]&0x40 ) /* has dts */
914 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
915 (mtime_t)(header[15] << 22)|
916 ((mtime_t)(header[16]&0xfe) << 14)|
917 (mtime_t)(header[17] << 7)|
918 (mtime_t)(header[18] >> 1);
925 while( i_skip < 23 && header[i_skip] == 0xff )
931 msg_Err( p_demux, "too much MPEG-1 stuffing" );
932 block_ChainRelease( p_pes );
935 if( ( header[i_skip] & 0xC0 ) == 0x40 )
940 if( header[i_skip]&0x20 )
942 i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
943 (mtime_t)(header[i_skip+1] << 22)|
944 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
945 (mtime_t)(header[i_skip+3] << 7)|
946 (mtime_t)(header[i_skip+4] >> 1);
948 if( header[i_skip]&0x10 ) /* has dts */
950 i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
951 (mtime_t)(header[i_skip+6] << 22)|
952 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
953 (mtime_t)(header[i_skip+8] << 7)|
954 (mtime_t)(header[i_skip+9] >> 1);
970 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
971 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
975 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
976 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
977 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
981 else if( pid->es->fmt.i_codec == VLC_FOURCC( 's', 'u', 'b', 't' ) && pid->es->p_mpeg4desc )
983 decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
985 if( dcd->i_decoder_specific_info_len > 2 &&
986 dcd->p_decoder_specific_info[0] == 0x10 &&
987 ( dcd->p_decoder_specific_info[1]&0x10 ) )
990 if( p_pes->i_buffer + 2 <= i_skip )
992 i_length = GetWBE( &p_pes->p_buffer[i_skip] );
997 if( p_pes->i_buffer + 2 <= i_skip )
999 i_pes_size = GetWBE( &p_pes->p_buffer[i_skip] );
1006 while( p_pes && i_skip > 0 )
1008 if( p_pes->i_buffer <= i_skip )
1010 block_t *p_next = p_pes->p_next;
1012 i_skip -= p_pes->i_buffer;
1013 block_Release( p_pes );
1018 p_pes->i_buffer -= i_skip;
1019 p_pes->p_buffer += i_skip;
1031 p_pes->i_dts = i_dts * 100 / 9;
1035 p_pes->i_pts = i_pts * 100 / 9;
1037 p_pes->i_length = i_length * 100 / 9;
1039 p_block = block_ChainGather( p_pes );
1040 if( pid->es->fmt.i_codec == VLC_FOURCC( 's', 'u', 'b', 't' ) )
1042 if( i_pes_size > 0 && p_block->i_buffer > i_pes_size )
1044 p_block->i_buffer = i_pes_size;
1047 p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
1048 p_block->p_buffer[p_block->i_buffer -1] = '\0';
1051 for( i = 0; i < pid->i_extra_es; i++ )
1053 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1054 block_Duplicate( p_block ) );
1057 es_out_Send( p_demux->out, pid->es->id, p_block );
1061 msg_Warn( p_demux, "empty pes" );
1065 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1067 demux_sys_t *p_sys = p_demux->p_sys;
1068 const uint8_t *p = p_bk->p_buffer;
1070 if( ( p[3]&0x20 ) && /* adaptation */
1075 mtime_t i_pcr; /* 33 bits */
1077 i_pcr = ( (mtime_t)p[6] << 25 ) |
1078 ( (mtime_t)p[7] << 17 ) |
1079 ( (mtime_t)p[8] << 9 ) |
1080 ( (mtime_t)p[9] << 1 ) |
1081 ( (mtime_t)p[10] >> 7 );
1083 /* Search program and set the PCR */
1084 for( i = 0; i < p_sys->i_pmt; i++ )
1087 for( i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
1089 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
1091 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
1092 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
1093 (int64_t)(i_pcr * 100 / 9) );
1100 static vlc_bool_t GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1102 const uint8_t *p = p_bk->p_buffer;
1103 const vlc_bool_t b_adaptation= p[3]&0x20;
1104 const vlc_bool_t b_payload = p[3]&0x10;
1105 const int i_cc = p[3]&0x0f; /* continuity counter */
1106 /* transport_scrambling_control is ignored */
1109 vlc_bool_t i_ret = VLC_FALSE;
1113 //msg_Dbg( p_demux, "pid=0x%x unit_start=%d adaptation=%d payload=%d cc=0x%x", i_pid, b_unit_start, b_adaptation, b_payload, i_continuity_counter);
1116 msg_Dbg( p_demux, "transport_error_indicator set (pid=0x%x)", pid->i_pid );
1119 if( p_demux->p_sys->csa )
1121 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer );
1130 /* p[4] is adaptation length */
1136 msg_Warn( p_demux, "discontinuity_indicator (pid=0x%x) "
1137 "ignored", pid->i_pid );
1141 /* test continuity counter */
1142 /* continuous when (one of this):
1144 * diff == 0 and payload == 0
1145 * diff == 0 and duplicate packet (playload != 0) <- do we should test the content ?
1148 i_diff = ( i_cc - pid->i_cc )&0x0f;
1149 if( b_payload && i_diff == 1 )
1155 if( pid->i_cc == 0xff )
1157 msg_Warn( p_demux, "first packet for pid=0x%x cc=0x%x",
1161 else if( i_diff != 0 )
1163 /* FIXME what to do when discontinuity_indicator is set ? */
1164 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x",
1165 i_cc, ( pid->i_cc + 1 )&0x0f );
1169 if( pid->es->p_pes )
1171 pid->es->p_pes->i_flags |= BLOCK_FLAG_DISCONTINUITY;
1176 PCRHandle( p_demux, pid, p_bk );
1178 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
1180 block_Release( p_bk );
1184 const vlc_bool_t b_unit_start= p[1]&0x40;
1186 /* we have to gather it */
1187 p_bk->p_buffer += i_skip;
1188 p_bk->i_buffer -= i_skip;
1192 if( pid->es->p_pes )
1194 ParsePES( p_demux, pid );
1198 block_ChainLastAppend( &pid->es->pp_last, p_bk );
1199 if( p_bk->i_buffer > 6 )
1201 pid->es->i_pes_size = GetWBE( &p_bk->p_buffer[4] );
1202 if( pid->es->i_pes_size > 0 )
1204 pid->es->i_pes_size += 6;
1207 pid->es->i_pes_gathered += p_bk->i_buffer;
1208 if( pid->es->i_pes_size > 0 &&
1209 pid->es->i_pes_gathered >= pid->es->i_pes_size )
1211 ParsePES( p_demux, pid );
1217 if( pid->es->p_pes == NULL )
1219 /* msg_Dbg( p_demux, "broken packet" ); */
1220 block_Release( p_bk );
1224 block_ChainLastAppend( &pid->es->pp_last, p_bk );
1225 pid->es->i_pes_gathered += p_bk->i_buffer;
1226 if( pid->es->i_pes_size > 0 &&
1227 pid->es->i_pes_gathered >= pid->es->i_pes_size )
1229 ParsePES( p_demux, pid );
1239 static int PIDFillFormat( ts_pid_t *pid, int i_stream_type )
1241 es_format_t *fmt = &pid->es->fmt;
1243 switch( i_stream_type )
1245 case 0x01: /* MPEG-1 video */
1246 case 0x02: /* MPEG-2 video */
1247 case 0x80: /* MPEG-2 MOTO video */
1248 es_format_Init( fmt, VIDEO_ES, VLC_FOURCC( 'm', 'p', 'g', 'v' ) );
1250 case 0x03: /* MPEG-1 audio */
1251 case 0x04: /* MPEG-2 audio */
1252 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'm', 'p', 'g', 'a' ) );
1254 case 0x11: /* MPEG4 (audio) */
1255 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
1256 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'm', 'p', '4', 'a' ) );
1258 case 0x10: /* MPEG4 (video) */
1259 es_format_Init( fmt, VIDEO_ES, VLC_FOURCC( 'm', 'p', '4', 'v' ) );
1260 pid->es->b_gather = VLC_TRUE;
1262 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
1263 es_format_Init( fmt, VIDEO_ES, VLC_FOURCC( 'h', '2', '6', '4' ) );
1266 case 0x81: /* A52 (audio) */
1267 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', ' ' ) );
1269 case 0x82: /* DVD_SPU (sub) */
1270 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', ' ' ) );
1272 case 0x83: /* LPCM (audio) */
1273 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'l', 'p', 'c', 'm' ) );
1275 case 0x84: /* SDDS (audio) */
1276 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 's' ) );
1278 case 0x85: /* DTS (audio) */
1279 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'd', 't', 's', ' ' ) );
1282 case 0x91: /* A52 vls (audio) */
1283 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
1285 case 0x92: /* DVD_SPU vls (sub) */
1286 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
1288 case 0x93: /* LPCM vls (audio) */
1289 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'l', 'p', 'c', 'b' ) );
1291 case 0x94: /* SDDS (audio) */
1292 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
1295 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
1296 es_format_Init( fmt, UNKNOWN_ES, 0 );
1297 pid->es->b_gather = VLC_TRUE;
1300 case 0x06: /* PES_PRIVATE (fixed later) */
1301 case 0x12: /* MPEG-4 generic (sub/scene/...) (fixed later) */
1303 es_format_Init( fmt, UNKNOWN_ES, 0 );
1307 /* PES packets usually contain truncated frames */
1308 fmt->b_packetized = VLC_FALSE;
1310 return fmt->i_cat == UNKNOWN_ES ? VLC_EGENERIC : VLC_SUCCESS ;
1313 /*****************************************************************************
1314 * MP4 specific functions (IOD parser)
1315 *****************************************************************************/
1316 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
1319 unsigned int i_len = 0;
1325 i_len = ( i_len << 7 ) + ( i_b&0x7f );
1327 } while( i_b&0x80 );
1331 static int IODGetByte( int *pi_data, uint8_t **pp_data )
1335 const int i_b = **pp_data;
1342 static int IODGetWord( int *pi_data, uint8_t **pp_data )
1344 const int i1 = IODGetByte( pi_data, pp_data );
1345 const int i2 = IODGetByte( pi_data, pp_data );
1346 return( ( i1 << 8 ) | i2 );
1348 static int IODGet3Bytes( int *pi_data, uint8_t **pp_data )
1350 const int i1 = IODGetByte( pi_data, pp_data );
1351 const int i2 = IODGetByte( pi_data, pp_data );
1352 const int i3 = IODGetByte( pi_data, pp_data );
1354 return( ( i1 << 16 ) | ( i2 << 8) | i3 );
1357 static uint32_t IODGetDWord( int *pi_data, uint8_t **pp_data )
1359 const uint32_t i1 = IODGetWord( pi_data, pp_data );
1360 const uint32_t i2 = IODGetWord( pi_data, pp_data );
1361 return( ( i1 << 16 ) | i2 );
1364 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
1369 i_url_len = IODGetByte( pi_data, pp_data );
1370 url = malloc( i_url_len + 1 );
1371 for( i = 0; i < i_url_len; i++ )
1373 url[i] = IODGetByte( pi_data, pp_data );
1375 url[i_url_len] = '\0';
1379 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
1381 iod_descriptor_t *p_iod;
1388 p_iod = malloc( sizeof( iod_descriptor_t ) );
1389 memset( p_iod, 0, sizeof( iod_descriptor_t ) );
1391 fprintf( stderr, "\n************ IOD ************" );
1392 for( i = 0; i < 255; i++ )
1394 p_iod->es_descr[i].b_ok = 0;
1403 p_iod->i_iod_label = IODGetByte( &i_data, &p_data );
1404 fprintf( stderr, "\n* iod_label:%d", p_iod->i_iod_label );
1405 fprintf( stderr, "\n* ===========" );
1406 fprintf( stderr, "\n* tag:0x%x", p_data[0] );
1408 if( IODGetByte( &i_data, &p_data ) != 0x02 )
1410 fprintf( stderr, "\n ERR: tag != 0x02" );
1414 i_iod_length = IODDescriptorLength( &i_data, &p_data );
1415 fprintf( stderr, "\n* length:%d", i_iod_length );
1416 if( i_iod_length > i_data )
1418 i_iod_length = i_data;
1421 p_iod->i_od_id = ( IODGetByte( &i_data, &p_data ) << 2 );
1422 i_flags = IODGetByte( &i_data, &p_data );
1423 p_iod->i_od_id |= i_flags >> 6;
1424 b_url = ( i_flags >> 5 )&0x01;
1426 fprintf( stderr, "\n* od_id:%d", p_iod->i_od_id );
1427 fprintf( stderr, "\n* url flag:%d", b_url );
1428 fprintf( stderr, "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
1432 p_iod->psz_url = IODGetURL( &i_data, &p_data );
1433 fprintf( stderr, "\n* url string:%s", p_iod->psz_url );
1434 fprintf( stderr, "\n*****************************\n" );
1439 p_iod->psz_url = NULL;
1442 p_iod->i_ODProfileLevelIndication = IODGetByte( &i_data, &p_data );
1443 p_iod->i_sceneProfileLevelIndication = IODGetByte( &i_data, &p_data );
1444 p_iod->i_audioProfileLevelIndication = IODGetByte( &i_data, &p_data );
1445 p_iod->i_visualProfileLevelIndication = IODGetByte( &i_data, &p_data );
1446 p_iod->i_graphicsProfileLevelIndication = IODGetByte( &i_data, &p_data );
1448 fprintf( stderr, "\n* ODProfileLevelIndication:%d", p_iod->i_ODProfileLevelIndication );
1449 fprintf( stderr, "\n* sceneProfileLevelIndication:%d", p_iod->i_sceneProfileLevelIndication );
1450 fprintf( stderr, "\n* audioProfileLevelIndication:%d", p_iod->i_audioProfileLevelIndication );
1451 fprintf( stderr, "\n* visualProfileLevelIndication:%d", p_iod->i_visualProfileLevelIndication );
1452 fprintf( stderr, "\n* graphicsProfileLevelIndication:%d", p_iod->i_graphicsProfileLevelIndication );
1455 while( i_data > 0 && i_es_index < 255)
1457 int i_tag, i_length;
1459 uint8_t *p_data_sav;
1461 i_tag = IODGetByte( &i_data, &p_data );
1462 i_length = IODDescriptorLength( &i_data, &p_data );
1464 i_data_sav = i_data;
1465 p_data_sav = p_data;
1473 #define es_descr p_iod->es_descr[i_es_index]
1474 int i_decoderConfigDescr_length;
1475 fprintf( stderr, "\n* - ES_Descriptor length:%d", i_length );
1478 es_descr.i_es_id = IODGetWord( &i_data, &p_data );
1479 i_flags = IODGetByte( &i_data, &p_data );
1480 es_descr.b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
1481 b_url = ( i_flags >> 6 )&0x01;
1482 es_descr.b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
1483 es_descr.i_streamPriority = i_flags & 0x1f;
1484 fprintf( stderr, "\n* * streamDependenceFlag:%d", es_descr.b_streamDependenceFlag );
1485 fprintf( stderr, "\n* * OCRStreamFlag:%d", es_descr.b_OCRStreamFlag );
1486 fprintf( stderr, "\n* * streamPriority:%d", es_descr.i_streamPriority );
1488 if( es_descr.b_streamDependenceFlag )
1490 es_descr.i_dependOn_es_id = IODGetWord( &i_data, &p_data );
1491 fprintf( stderr, "\n* * dependOn_es_id:%d", es_descr.i_dependOn_es_id );
1496 es_descr.psz_url = IODGetURL( &i_data, &p_data );
1497 fprintf( stderr, "\n* url string:%s", es_descr.psz_url );
1501 es_descr.psz_url = NULL;
1504 if( es_descr.b_OCRStreamFlag )
1506 es_descr.i_OCR_es_id = IODGetWord( &i_data, &p_data );
1507 fprintf( stderr, "\n* * OCR_es_id:%d", es_descr.i_OCR_es_id );
1510 if( IODGetByte( &i_data, &p_data ) != 0x04 )
1512 fprintf( stderr, "\n* ERR missing DecoderConfigDescr" );
1516 i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
1518 fprintf( stderr, "\n* - DecoderConfigDesc length:%d", i_decoderConfigDescr_length );
1519 #define dec_descr es_descr.dec_descr
1520 dec_descr.i_objectTypeIndication = IODGetByte( &i_data, &p_data );
1521 i_flags = IODGetByte( &i_data, &p_data );
1522 dec_descr.i_streamType = i_flags >> 2;
1523 dec_descr.b_upStream = ( i_flags >> 1 )&0x01;
1524 dec_descr.i_bufferSizeDB = IODGet3Bytes( &i_data, &p_data );
1525 dec_descr.i_maxBitrate = IODGetDWord( &i_data, &p_data );
1526 dec_descr.i_avgBitrate = IODGetDWord( &i_data, &p_data );
1527 fprintf( stderr, "\n* * objectTypeIndication:0x%x", dec_descr.i_objectTypeIndication );
1528 fprintf( stderr, "\n* * streamType:0x%x", dec_descr.i_streamType );
1529 fprintf( stderr, "\n* * upStream:%d", dec_descr.b_upStream );
1530 fprintf( stderr, "\n* * bufferSizeDB:%d", dec_descr.i_bufferSizeDB );
1531 fprintf( stderr, "\n* * maxBitrate:%d", dec_descr.i_maxBitrate );
1532 fprintf( stderr, "\n* * avgBitrate:%d", dec_descr.i_avgBitrate );
1533 if( i_decoderConfigDescr_length > 13 && IODGetByte( &i_data, &p_data ) == 0x05 )
1536 dec_descr.i_decoder_specific_info_len =
1537 IODDescriptorLength( &i_data, &p_data );
1538 if( dec_descr.i_decoder_specific_info_len > 0 )
1540 dec_descr.p_decoder_specific_info =
1541 malloc( dec_descr.i_decoder_specific_info_len );
1543 for( i = 0; i < dec_descr.i_decoder_specific_info_len; i++ )
1545 dec_descr.p_decoder_specific_info[i] = IODGetByte( &i_data, &p_data );
1550 dec_descr.i_decoder_specific_info_len = 0;
1551 dec_descr.p_decoder_specific_info = NULL;
1555 #define sl_descr es_descr.sl_descr
1557 int i_SLConfigDescr_length;
1560 if( IODGetByte( &i_data, &p_data ) != 0x06 )
1562 fprintf( stderr, "\n* ERR missing SLConfigDescr" );
1566 i_SLConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
1568 fprintf( stderr, "\n* - SLConfigDescr length:%d", i_SLConfigDescr_length );
1569 i_predefined = IODGetByte( &i_data, &p_data );
1570 fprintf( stderr, "\n* * i_predefined:0x%x", i_predefined );
1571 switch( i_predefined )
1575 sl_descr.b_useAccessUnitStartFlag = 0;
1576 sl_descr.b_useAccessUnitEndFlag = 0;
1577 sl_descr.b_useRandomAccessPointFlag = 0;
1578 //sl_descr.b_useRandomAccessUnitsOnlyFlag = 0;
1579 sl_descr.b_usePaddingFlag = 0;
1580 sl_descr.b_useTimeStampsFlags = 0;
1581 sl_descr.b_useIdleFlag = 0;
1582 sl_descr.b_durationFlag = 0; // FIXME FIXME
1583 sl_descr.i_timeStampResolution = 1000;
1584 sl_descr.i_OCRResolution = 0; // FIXME FIXME
1585 sl_descr.i_timeStampLength = 32;
1586 sl_descr.i_OCRLength = 0; // FIXME FIXME
1587 sl_descr.i_AU_Length = 0;
1588 sl_descr.i_instantBitrateLength= 0; // FIXME FIXME
1589 sl_descr.i_degradationPriorityLength= 0;
1590 sl_descr.i_AU_seqNumLength = 0;
1591 sl_descr.i_packetSeqNumLength = 0;
1592 if( sl_descr.b_durationFlag )
1594 sl_descr.i_timeScale = 0; // FIXME FIXME
1595 sl_descr.i_accessUnitDuration = 0; // FIXME FIXME
1596 sl_descr.i_compositionUnitDuration= 0; // FIXME FIXME
1598 if( !sl_descr.b_useTimeStampsFlags )
1600 sl_descr.i_startDecodingTimeStamp = 0; // FIXME FIXME
1601 sl_descr.i_startCompositionTimeStamp= 0; // FIXME FIXME
1606 fprintf( stderr, "\n* ERR unsupported SLConfigDescr predefined" );
1615 fprintf( stderr, "\n* - OD tag:0x%x length:%d (Unsupported)", i_tag, i_length );
1619 p_data = p_data_sav + i_length;
1620 i_data = i_data_sav - i_length;
1625 fprintf( stderr, "\n*****************************\n" );
1629 static void IODFree( iod_descriptor_t *p_iod )
1633 if( p_iod->psz_url )
1635 free( p_iod->psz_url );
1636 p_iod->psz_url = NULL;
1641 for( i = 0; i < 255; i++ )
1643 #define es_descr p_iod->es_descr[i]
1646 if( es_descr.psz_url )
1648 free( es_descr.psz_url );
1649 es_descr.psz_url = NULL;
1653 if( es_descr.dec_descr.p_decoder_specific_info != NULL )
1655 free( es_descr.dec_descr.p_decoder_specific_info );
1656 es_descr.dec_descr.p_decoder_specific_info = NULL;
1657 es_descr.dec_descr.i_decoder_specific_info_len = 0;
1667 /****************************************************************************
1668 ****************************************************************************
1669 ** libdvbpsi callbacks
1670 ****************************************************************************
1671 ****************************************************************************/
1672 static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
1674 demux_sys_t *p_sys = p_demux->p_sys;
1675 dvbpsi_descriptor_t *p_dr;
1676 dvbpsi_pmt_es_t *p_es;
1678 ts_pid_t *pmt = NULL;
1679 ts_prg_psi_t *prg = NULL;
1682 msg_Dbg( p_demux, "PMTCallBack called" );
1684 /* First find this PMT declared in PAT */
1685 for( i = 0; i < p_sys->i_pmt; i++ )
1688 for( i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
1690 if( p_sys->pmt[i]->psi->prg[i_prg]->i_number == p_pmt->i_program_number )
1692 pmt = p_sys->pmt[i];
1693 prg = p_sys->pmt[i]->psi->prg[i_prg];
1703 msg_Warn( p_demux, "unreferenced program (broken stream)" );
1704 dvbpsi_DeletePMT(p_pmt);
1708 if( prg->i_version != -1 &&
1709 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
1711 dvbpsi_DeletePMT( p_pmt );
1715 /* Clean this program (remove all es) */
1716 for( i = 0; i < 8192; i++ )
1718 ts_pid_t *pid = &p_sys->pid[i];
1720 if( pid->b_valid && pid->p_owner == pmt->psi && pid->i_owner_number == prg->i_number && pid->psi == NULL )
1722 PIDClean( p_demux->out, pid );
1727 IODFree( prg->iod );
1731 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=0x%x",
1732 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
1733 prg->i_pid_pcr = p_pmt->i_pcr_pid;
1734 prg->i_version = p_pmt->i_version;
1736 /* Parse descriptor */
1737 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
1739 if( p_dr->i_tag == 0x1d )
1741 /* We have found an IOD descriptor */
1742 msg_Warn( p_demux, " * descriptor : IOD (0x1d)" );
1744 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
1748 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
1752 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
1754 ts_pid_t *pid = &p_sys->pid[p_es->i_pid];
1758 msg_Warn( p_demux, "pmt error: pid=0x%x already defined",
1763 PIDInit( pid, VLC_FALSE, pmt->psi );
1764 PIDFillFormat( pid, p_es->i_type );
1765 pid->i_owner_number = prg->i_number;
1767 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 || p_es->i_type == 0x12 )
1769 /* MPEG-4 stream: search SL_DESCRIPTOR */
1770 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
1772 while( p_dr && ( p_dr->i_tag != 0x1f ) ) p_dr = p_dr->p_next;
1774 if( p_dr && p_dr->i_length == 2 )
1777 int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
1779 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
1781 pid->es->p_mpeg4desc = NULL;
1783 for( i = 0; i < 255; i++ )
1785 iod_descriptor_t *iod = prg->iod;
1787 if( iod->es_descr[i].b_ok &&
1788 iod->es_descr[i].i_es_id == i_es_id )
1790 pid->es->p_mpeg4desc = &iod->es_descr[i];
1796 if( pid->es->p_mpeg4desc != NULL )
1798 decoder_config_descriptor_t *dcd =
1799 &pid->es->p_mpeg4desc->dec_descr;
1801 if( dcd->i_streamType == 0x04 ) /* VisualStream */
1803 pid->es->fmt.i_cat = VIDEO_ES;
1804 switch( dcd->i_objectTypeIndication )
1806 case 0x0B: /* mpeg4 sub */
1807 pid->es->fmt.i_cat = SPU_ES;
1808 pid->es->fmt.i_codec = VLC_FOURCC('s','u','b','t');
1811 case 0x20: /* mpeg4 */
1812 pid->es->fmt.i_codec = VLC_FOURCC('m','p','4','v');
1819 case 0x65: /* mpeg2 */
1820 pid->es->fmt.i_codec = VLC_FOURCC( 'm','p','g','v' );
1822 case 0x6a: /* mpeg1 */
1823 pid->es->fmt.i_codec = VLC_FOURCC( 'm','p','g','v' );
1825 case 0x6c: /* mpeg1 */
1826 pid->es->fmt.i_codec = VLC_FOURCC( 'j','p','e','g' );
1829 pid->es->fmt.i_cat = UNKNOWN_ES;
1833 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
1835 pid->es->fmt.i_cat = AUDIO_ES;
1836 switch( dcd->i_objectTypeIndication )
1838 case 0x40: /* mpeg4 */
1839 pid->es->fmt.i_codec = VLC_FOURCC('m','p','4','a');
1843 case 0x68: /* mpeg2 aac */
1844 pid->es->fmt.i_codec = VLC_FOURCC('m','p','4','a');
1846 case 0x69: /* mpeg2 */
1847 pid->es->fmt.i_codec = VLC_FOURCC('m','p','g','a');
1849 case 0x6b: /* mpeg1 */
1850 pid->es->fmt.i_codec = VLC_FOURCC('m','p','g','a');
1853 pid->es->fmt.i_cat = UNKNOWN_ES;
1859 pid->es->fmt.i_cat = UNKNOWN_ES;
1862 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1864 pid->es->fmt.i_extra = dcd->i_decoder_specific_info_len;
1865 if( pid->es->fmt.i_extra > 0 )
1867 pid->es->fmt.p_extra = malloc( pid->es->fmt.i_extra );
1868 memcpy( pid->es->fmt.p_extra,
1869 dcd->p_decoder_specific_info,
1870 pid->es->fmt.i_extra );
1875 else if( p_es->i_type == 0x06 )
1877 dvbpsi_descriptor_t *p_dr;
1879 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
1880 p_dr = p_dr->p_next )
1882 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x dr->i_tag=0x%x",
1883 p_es->i_pid, p_es->i_type, p_dr->i_tag );
1885 if( p_dr->i_tag == 0x6a )
1887 pid->es->fmt.i_cat = AUDIO_ES;
1888 pid->es->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
1890 #ifdef _DVBPSI_DR_59_H_
1891 else if( p_dr->i_tag == 0x59 )
1894 dvbpsi_subtitling_dr_t *sub;
1897 pid->es->fmt.i_cat = SPU_ES;
1898 pid->es->fmt.i_codec = VLC_FOURCC( 'd', 'v', 'b', 's' );
1899 pid->es->fmt.i_group = p_pmt->i_program_number;
1901 sub = dvbpsi_DecodeSubtitlingDr( p_dr );
1902 if( !sub ) continue;
1904 /* Each subtitle ES contains n languages,
1905 * We are going to create n ES for the n tracks */
1906 if( sub->i_subtitles_number > 0 )
1908 pid->es->fmt.psz_language = malloc( 4 );
1909 memcpy( pid->es->fmt.psz_language,
1910 sub->p_subtitle[0].i_iso6392_language_code, 3);
1911 pid->es->fmt.psz_language[3] = 0;
1913 pid->es->fmt.subs.dvb.i_id =
1914 sub->p_subtitle[0].i_composition_page_id;
1916 else pid->es->fmt.i_cat = UNKNOWN_ES;
1918 for( n = 1; n < sub->i_subtitles_number; n++ )
1920 ts_es_t *p_es = malloc( sizeof( ts_es_t ) );
1921 p_es->fmt = pid->es->fmt;
1924 p_es->i_pes_size = 0;
1925 p_es->i_pes_gathered = 0;
1926 p_es->pp_last = &p_es->p_pes;
1927 p_es->p_mpeg4desc = NULL;
1929 p_es->fmt.psz_language = malloc( 4 );
1930 memcpy( p_es->fmt.psz_language,
1931 sub->p_subtitle[n].i_iso6392_language_code, 3);
1932 p_es->fmt.psz_language[3] = 0;
1934 p_es->fmt.subs.dvb.i_id =
1935 sub->p_subtitle[n].i_composition_page_id;
1937 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
1940 #endif /* _DVBPSI_DR_59_H_ */
1943 else if( p_es->i_type == 0xa0 )
1945 /* MSCODEC sent by vlc */
1946 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1948 while( p_dr && ( p_dr->i_tag != 0xa0 ) ) p_dr = p_dr->p_next;
1950 if( p_dr && p_dr->i_length >= 8 )
1952 pid->es->fmt.i_cat = VIDEO_ES;
1953 pid->es->fmt.i_codec =
1954 VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
1955 p_dr->p_data[2], p_dr->p_data[3] );
1956 pid->es->fmt.video.i_width =
1957 ( p_dr->p_data[4] << 8 ) | p_dr->p_data[5];
1958 pid->es->fmt.video.i_height =
1959 ( p_dr->p_data[6] << 8 ) | p_dr->p_data[7];
1960 pid->es->fmt.i_extra =
1961 (p_dr->p_data[8] << 8) | p_dr->p_data[9];
1963 if( pid->es->fmt.i_extra > 0 )
1965 pid->es->fmt.p_extra = malloc( pid->es->fmt.i_extra );
1966 memcpy( pid->es->fmt.p_extra, &p_dr->p_data[10],
1967 pid->es->fmt.i_extra );
1972 msg_Warn( p_demux, "private MSCODEC (vlc) without bih private "
1975 /* For such stream we will gather them ourself and don't launch a
1977 * Yes it's ugly but it's the only way to have DIV3 working */
1978 pid->es->fmt.b_packetized = VLC_TRUE;
1981 if( pid->es->fmt.i_cat == AUDIO_ES ||
1982 ( pid->es->fmt.i_cat == SPU_ES &&
1983 pid->es->fmt.i_codec != VLC_FOURCC('d','v','b','s') ) )
1985 /* get language descriptor */
1986 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1987 while( p_dr && ( p_dr->i_tag != 0x0a ) ) p_dr = p_dr->p_next;
1991 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
1995 pid->es->fmt.psz_language = malloc( 4 );
1996 memcpy( pid->es->fmt.psz_language,
1997 p_decoded->i_iso_639_code, 3 );
1998 pid->es->fmt.psz_language[3] = 0;
2003 pid->es->fmt.i_group = p_pmt->i_program_number;
2004 if( pid->es->fmt.i_cat == UNKNOWN_ES )
2006 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x *unknown*",
2007 p_es->i_pid, p_es->i_type );
2009 else if( !p_sys->b_udp_out )
2013 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x fcc=%4.4s",
2014 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
2016 if( p_sys->b_es_id_pid )
2018 pid->es->fmt.i_id = p_es->i_pid;
2021 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
2023 for( i = 0; i < pid->i_extra_es; i++ )
2025 pid->extra_es[i]->id =
2026 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt);
2030 dvbpsi_DeletePMT(p_pmt);
2033 static void PATCallBack( demux_t *p_demux, dvbpsi_pat_t *p_pat )
2035 demux_sys_t *p_sys = p_demux->p_sys;
2036 dvbpsi_pat_program_t *p_program;
2037 ts_pid_t *pat = &p_sys->pid[0];
2040 msg_Dbg( p_demux, "PATCallBack called" );
2042 if( pat->psi->i_pat_version != -1 &&
2043 ( !p_pat->b_current_next || p_pat->i_version == pat->psi->i_pat_version ) )
2045 dvbpsi_DeletePAT( p_pat );
2049 msg_Dbg( p_demux, "new PAT ts_id=0x%x version=%d current_next=%d",
2050 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
2053 if( p_sys->i_pmt > 0 )
2056 ts_pid_t **pmt_rm = NULL;
2058 /* Search pmt to be deleted */
2059 for( i = 0; i < p_sys->i_pmt; i++ )
2061 ts_pid_t *pmt = p_sys->pmt[i];
2062 vlc_bool_t b_keep = VLC_FALSE;
2064 for( p_program = p_pat->p_first_program; p_program != NULL;
2065 p_program = p_program->p_next )
2067 if( p_program->i_pid == pmt->i_pid )
2070 for( i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
2072 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
2084 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
2088 /* Delete all ES attached to thoses PMT */
2089 for( i = 2; i < 8192; i++ )
2091 ts_pid_t *pid = &p_sys->pid[i];
2093 if( !pid->b_valid || pid->psi ) continue;
2095 for( j = 0; j < i_pmt_rm; j++ )
2098 for( i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
2100 if( pid->p_owner->prg[i_prg]->i_pid_pcr == pmt_rm[j]->i_pid &&
2103 /* We only remove es that aren't defined by extra pmt */
2104 PIDClean( p_demux->out, pid );
2113 /* Delete PMT pid */
2114 for( i = 0; i < i_pmt_rm; i++ )
2116 PIDClean( p_demux->out, &p_sys->pid[pmt_rm[i]->i_pid] );
2117 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pmt_rm[i] );
2125 /* now create programs */
2126 for( p_program = p_pat->p_first_program; p_program != NULL;
2127 p_program = p_program->p_next )
2129 msg_Dbg( p_demux, " * number=%d pid=0x%x", p_program->i_number,
2131 if( p_program->i_number != 0 )
2133 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
2134 vlc_bool_t b_add = VLC_TRUE;
2139 for( i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
2141 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
2150 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
2155 PIDInit( pmt, VLC_TRUE, pat->psi );
2156 pmt->psi->prg[pmt->psi->i_prg-1]->handle =
2157 dvbpsi_AttachPMT( p_program->i_number,
2158 (dvbpsi_pmt_callback)PMTCallBack, p_demux );
2159 pmt->psi->prg[pmt->psi->i_prg-1]->i_number = p_program->i_number;
2163 pat->psi->i_pat_version = p_pat->i_version;
2165 dvbpsi_DeletePAT( p_pat );