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;
191 es_mpeg4_descriptor_t *p_mpeg4desc;
201 int i_cc; /* countinuity counter */
203 /* PSI owner (ie PMT -> PAT, ES -> PMT */
211 /* Some private streams encapsulate several ES (eg. DVB subtitles)*/
219 /* how many TS packet we read at once */
230 vlc_bool_t b_es_id_pid;
234 vlc_bool_t b_udp_out;
235 int fd; /* udp socket */
239 static int Demux ( demux_t *p_demux );
240 static int Control( demux_t *p_demux, int i_query, va_list args );
243 static void PIDInit ( ts_pid_t *pid, vlc_bool_t b_psi, ts_psi_t *p_owner );
244 static void PIDClean( es_out_t *out, ts_pid_t *pid );
245 static int PIDFillFormat( ts_pid_t *pid, int i_stream_type );
247 static void PATCallBack( demux_t *, dvbpsi_pat_t * );
248 static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt );
250 static inline int PIDGet( block_t *p )
252 return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
255 static vlc_bool_t GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
257 static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
259 static iod_descriptor_t *IODNew( int , uint8_t * );
260 static void IODFree( iod_descriptor_t * );
263 /*****************************************************************************
265 *****************************************************************************/
266 static int Open( vlc_object_t *p_this )
268 demux_t *p_demux = (demux_t*)p_this;
280 if( ( i_peek = stream_Peek( p_demux->s, &p_peek, 189 ) ) < 1 )
282 msg_Err( p_demux, "cannot peek" );
286 /* Search first synch */
287 for( i_sync = 0; i_sync < i_peek; i_sync++ )
289 if( p_peek[i_sync] == 0x47 ) break;
291 if( i_sync >= i_peek )
293 if( strcmp( p_demux->psz_demux, "ts2" ) )
295 msg_Warn( p_demux, "TS module discarded" );
298 msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
300 if( strcmp( p_demux->psz_demux, "ts2" ) )
302 /* Check next 3 sync points */
303 i_peek = 188*3 + 1 + i_sync;
304 if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
306 msg_Err( p_demux, "cannot peek" );
309 if( p_peek[i_sync+ 188] != 0x47 || p_peek[i_sync+2*188] != 0x47 ||
310 p_peek[i_sync+3*188] != 0x47 )
312 msg_Warn( p_demux, "TS module discarded (lost sync)" );
317 /* Fill p_demux field */
318 p_demux->pf_demux = Demux;
319 p_demux->pf_control = Control;
320 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
321 memset( p_sys, 0, sizeof( demux_sys_t ) );
323 /* Init p_sys field */
324 for( i = 0; i < 8192; i++ )
326 ts_pid_t *pid = &p_sys->pid[i];
329 pid->b_seen = VLC_FALSE;
330 pid->b_valid = VLC_FALSE;
332 p_sys->b_udp_out = VLC_FALSE;
333 p_sys->i_ts_read = 50;
336 /* Init PAT handler */
337 pat = &p_sys->pid[0];
338 PIDInit( pat, VLC_TRUE, NULL );
339 pat->psi->handle = dvbpsi_AttachPAT( (dvbpsi_pat_callback)PATCallBack,
347 var_Create( p_demux, "ts-es-id-pid", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
348 var_Get( p_demux, "ts-es-id-pid", &val );
349 p_sys->b_es_id_pid = val.b_bool,
351 var_Create( p_demux, "ts-out", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
352 var_Get( p_demux, "ts-out", &val );
353 if( val.psz_string && *val.psz_string )
356 char *psz = strchr( val.psz_string, ':' );
359 p_sys->b_udp_out = VLC_TRUE;
364 i_port = atoi( psz );
366 if( i_port <= 0 ) i_port = 1234;
367 msg_Dbg( p_demux, "resend ts to '%s:%d'", val.psz_string, i_port );
369 p_sys->fd = net_OpenUDP( p_demux, "", 0, val.psz_string, i_port );
372 msg_Err( p_demux, "failed to open udp socket, send disabled" );
373 p_sys->b_udp_out = VLC_FALSE;
377 var_Create( p_demux, "ts-out-mtu",
378 VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
379 var_Get( p_demux, "ts-out-mtu", &mtu );
380 p_sys->i_ts_read = mtu.i_int / 188;
381 if( p_sys->i_ts_read <= 0 )
383 p_sys->i_ts_read = 1500 / 188;
385 p_sys->buffer = malloc( 188 * p_sys->i_ts_read );
390 free( val.psz_string );
394 /* We handle description of an extra PMT */
395 var_Create( p_demux, "ts-extra-pmt", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
396 var_Get( p_demux, "ts-extra-pmt", &val );
397 if( val.psz_string && strchr( val.psz_string, '=' ) != NULL )
399 char *psz = val.psz_string;
400 int i_pid = strtol( psz, &psz, 0 );
402 if( i_pid >= 2 && i_pid < 8192 )
404 ts_pid_t *pmt = &p_sys->pid[i_pid];
406 msg_Dbg( p_demux, "extra pmt specified (pid=0x%x)", i_pid );
407 PIDInit( pmt, VLC_TRUE, NULL );
408 /* FIXME we should also ask for a number */
409 pmt->psi->prg[0]->handle =
410 dvbpsi_AttachPMT( 1, (dvbpsi_pmt_callback)PMTCallBack,
412 pmt->psi->prg[0]->i_number = 0; /* special one */
414 psz = strchr( psz, '=' ) + 1; /* can't failed */
417 char *psz_next = strchr( psz, ',' );
418 int i_pid, i_stream_type;
425 i_pid = strtol( psz, &psz, 0 );
428 i_stream_type = strtol( psz + 1, &psz, 0 );
429 if( i_pid >= 2 && i_pid < 8192 &&
430 !p_sys->pid[i_pid].b_valid )
432 ts_pid_t *pid = &p_sys->pid[i_pid];
434 PIDInit( pid, VLC_FALSE, pmt->psi);
435 if( pmt->psi->prg[0]->i_pid_pcr <= 0 )
437 pmt->psi->prg[0]->i_pid_pcr = i_pid;
439 PIDFillFormat( pid, i_stream_type);
440 if( pid->es->fmt.i_cat != UNKNOWN_ES )
442 if( p_sys->b_es_id_pid )
444 pid->es->fmt.i_id = i_pid;
446 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x "
447 "fcc=%4.4s", i_pid, i_stream_type,
448 (char*)&pid->es->fmt.i_codec );
449 pid->es->id = es_out_Add( p_demux->out,
460 free( val.psz_string );
463 var_Create( p_demux, "ts-csa-ck", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
464 var_Get( p_demux, "ts-csa-ck", &val );
465 if( val.psz_string && *val.psz_string )
467 char *psz = val.psz_string;
468 if( psz[0] == '0' && ( psz[1] == 'x' || psz[1] == 'X' ) )
472 if( strlen( psz ) != 16 )
474 msg_Warn( p_demux, "invalid csa ck (it must be 16 chars long)" );
478 uint64_t i_ck = strtoll( psz, NULL, 16 );
481 for( i = 0; i < 8; i++ )
483 ck[i] = ( i_ck >> ( 56 - 8*i) )&0xff;
486 msg_Dbg( p_demux, "using CSA scrambling with "
487 "ck=%x:%x:%x:%x:%x:%x:%x:%x",
488 ck[0], ck[1], ck[2], ck[3], ck[4], ck[5], ck[6], ck[7] );
490 p_sys->csa = csa_New();
491 csa_SetCW( p_sys->csa, ck, ck );
496 free( val.psz_string );
499 var_Create( p_demux, "ts-silent", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
500 var_Get( p_demux, "ts-silent", &val );
501 p_sys->b_silent = val.b_bool;
506 /*****************************************************************************
508 *****************************************************************************/
509 static void Close( vlc_object_t *p_this )
511 demux_t *p_demux = (demux_t*)p_this;
512 demux_sys_t *p_sys = p_demux->p_sys;
516 msg_Dbg( p_demux, "pid list:" );
517 for( i = 0; i < 8192; i++ )
519 ts_pid_t *pid = &p_sys->pid[i];
521 if( pid->b_valid && pid->psi )
526 dvbpsi_DetachPAT( pid->psi->handle );
533 PIDClean( p_demux->out, pid );
537 else if( pid->b_valid && pid->es )
539 PIDClean( p_demux->out, pid );
544 msg_Dbg( p_demux, " - pid[0x%x] seen", pid->i_pid );
548 if( p_sys->b_udp_out )
550 net_Close( p_sys->fd );
551 free( p_sys->buffer );
555 csa_Delete( p_sys->csa );
558 if( p_sys->i_pmt ) free( p_sys->pmt );
562 /*****************************************************************************
564 *****************************************************************************/
565 static int Demux( demux_t *p_demux )
567 demux_sys_t *p_sys = p_demux->p_sys;
570 /* We read at most 100 TS packet or until a frame is completed */
571 for( i_pkt = 0; i_pkt < p_sys->i_ts_read; i_pkt++ )
573 vlc_bool_t b_frame = VLC_FALSE;
577 /* Get a new TS packet */
578 if( ( p_pkt = stream_Block( p_demux->s, 188 ) ) == NULL )
580 msg_Dbg( p_demux, "eof ?" );
583 if( p_pkt->p_buffer[0] != 0x47 )
585 msg_Warn( p_demux, "lost synchro" );
586 block_Release( p_pkt );
589 while( !p_demux->b_die )
592 int i_peek = stream_Peek( p_demux->s, &p_peek, 1880 );
594 vlc_bool_t b_ok = VLC_FALSE;
598 msg_Dbg( p_demux, "eof ?" );
602 while( i_skip < i_peek - 188 )
604 if( p_peek[i_skip] == 0x47 && p_peek[i_skip+188] == 0x47 )
611 stream_Read( p_demux->s, NULL, i_skip );
612 msg_Dbg( p_demux, "%d bytes of garbage", i_skip );
618 if( ( p_pkt = stream_Block( p_demux->s, 188 ) ) == NULL )
620 msg_Dbg( p_demux, "eof ?" );
625 if( p_sys->b_udp_out )
627 memcpy( &p_sys->buffer[i_pkt*188], p_pkt->p_buffer, 188 );
630 /* Parse the TS packet */
631 p_pid = &p_sys->pid[PIDGet( p_pkt )];
637 if( p_pid->i_pid == 0 )
639 dvbpsi_PushPacket( p_pid->psi->handle, p_pkt->p_buffer );
644 for( i_prg = 0; i_prg < p_pid->psi->i_prg; i_prg++ )
646 dvbpsi_PushPacket( p_pid->psi->prg[i_prg]->handle, p_pkt->p_buffer );
649 block_Release( p_pkt );
651 else if( !p_sys->b_udp_out )
653 b_frame = GatherPES( p_demux, p_pid, p_pkt );
657 block_Release( p_pkt );
664 msg_Dbg( p_demux, "pid[0x%x] unknown", p_pid->i_pid );
666 /* We have to handle PCR if present */
667 PCRHandle( p_demux, p_pid, p_pkt );
668 block_Release( p_pkt );
670 p_pid->b_seen = VLC_TRUE;
678 if( p_sys->b_udp_out )
680 /* Send the complete block */
681 net_Write( p_demux, p_sys->fd, p_sys->buffer, p_sys->i_ts_read * 188 );
687 /*****************************************************************************
689 *****************************************************************************/
690 static int Control( demux_t *p_demux, int i_query, va_list args )
692 /* demux_sys_t *p_sys = p_demux->p_sys; */
698 case DEMUX_GET_POSITION:
699 pf = (double*) va_arg( args, double* );
700 i64 = stream_Size( p_demux->s );
703 *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
710 case DEMUX_SET_POSITION:
711 f = (double) va_arg( args, double );
712 i64 = stream_Size( p_demux->s );
714 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
715 if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
723 pi64 = (int64_t*)va_arg( args, int64_t * );
724 if( p_sys->i_time < 0 )
729 *pi64 = p_sys->i_time;
732 case DEMUX_GET_LENGTH:
733 pi64 = (int64_t*)va_arg( args, int64_t * );
734 if( p_sys->i_mux_rate > 0 )
736 *pi64 = I64C(1000000) * ( stream_Size( p_demux->s ) / 50 ) /
750 static void PIDInit( ts_pid_t *pid, vlc_bool_t b_psi, ts_psi_t *p_owner )
752 vlc_bool_t b_old_valid = pid->b_valid;
754 pid->b_valid = VLC_TRUE;
756 pid->p_owner = p_owner;
757 pid->i_owner_number = 0;
759 pid->extra_es = NULL;
768 pid->psi = malloc( sizeof( ts_psi_t ) );
770 pid->psi->prg = NULL;
771 pid->psi->handle= NULL;
773 pid->psi->i_pat_version = -1;
776 ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
784 TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
790 pid->es = malloc( sizeof( ts_es_t ) );
792 es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
794 pid->es->p_pes = NULL;
795 pid->es->pp_last = &pid->es->p_pes;
796 pid->es->p_mpeg4desc = NULL;
797 pid->es->b_gather = VLC_FALSE;
801 static void PIDClean( es_out_t *out, ts_pid_t *pid )
807 if( pid->psi->handle ) dvbpsi_DetachPMT( pid->psi->handle );
808 for( i = 0; i < pid->psi->i_prg; i++ )
810 if( pid->psi->prg[i]->iod ) IODFree( pid->psi->prg[i]->iod );
811 if( pid->psi->prg[i]->handle ) dvbpsi_DetachPMT( pid->psi->prg[i]->handle );
812 free( pid->psi->prg[i] );
814 if( pid->psi->prg ) free( pid->psi->prg );
822 es_out_Del( out, pid->es->id );
825 block_ChainRelease( pid->es->p_pes );
827 es_format_Clean( &pid->es->fmt );
831 for( i = 0; i < pid->i_extra_es; i++ )
833 if( pid->extra_es[i]->id )
834 es_out_Del( out, pid->extra_es[i]->id );
836 if( pid->extra_es[i]->p_pes )
837 block_ChainRelease( pid->extra_es[i]->p_pes );
839 es_format_Clean( &pid->extra_es[i]->fmt );
841 free( pid->extra_es[i] );
843 if( pid->i_extra_es ) free( pid->extra_es );
846 pid->b_valid = VLC_FALSE;
849 /****************************************************************************
851 ****************************************************************************/
852 static void ParsePES ( demux_t *p_demux, ts_pid_t *pid )
854 block_t *p_pes = pid->es->p_pes;
862 /* remove the pes from pid */
863 pid->es->p_pes = NULL;
864 pid->es->pp_last = &pid->es->p_pes;
866 /* FIXME find real max size */
867 i_max = block_ChainExtract( p_pes, header, 30 );
869 if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
871 if ( !p_demux->p_sys->b_silent )
872 msg_Warn( p_demux, "invalid header [0x%x:%x:%x:%x]", header[0],
873 header[1],header[2],header[3] );
874 block_ChainRelease( p_pes );
878 i_pes_size = (header[4] << 8)|header[5];
880 /* TODO check size */
884 case 0xBC: /* Program stream map */
885 case 0xBE: /* Padding */
886 case 0xBF: /* Private stream 2 */
889 case 0xFF: /* Program stream directory */
890 case 0xF2: /* DSMCC stream */
891 case 0xF8: /* ITU-T H.222.1 type E stream */
895 if( ( header[6]&0xC0 ) == 0x80 )
898 i_skip = header[8] + 9;
900 if( header[7]&0x80 ) /* has pts */
902 i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
903 (mtime_t)(header[10] << 22)|
904 ((mtime_t)(header[11]&0xfe) << 14)|
905 (mtime_t)(header[12] << 7)|
906 (mtime_t)(header[12] >> 1);
908 if( header[7]&0x40 ) /* has dts */
910 i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
911 (mtime_t)(header[15] << 22)|
912 ((mtime_t)(header[16]&0xfe) << 14)|
913 (mtime_t)(header[17] << 7)|
914 (mtime_t)(header[18] >> 1);
921 while( i_skip < 23 && header[i_skip] == 0xff )
927 msg_Err( p_demux, "too much MPEG-1 stuffing" );
928 block_ChainRelease( p_pes );
931 if( ( header[i_skip] & 0xC0 ) == 0x40 )
936 if( header[i_skip]&0x20 )
938 p_pes->i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
939 (mtime_t)(header[i_skip+1] << 22)|
940 ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
941 (mtime_t)(header[i_skip+3] << 7)|
942 (mtime_t)(header[i_skip+4] >> 1);
944 if( header[i_skip]&0x10 ) /* has dts */
946 p_pes->i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
947 (mtime_t)(header[i_skip+6] << 22)|
948 ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
949 (mtime_t)(header[i_skip+8] << 7)|
950 (mtime_t)(header[i_skip+9] >> 1);
966 if( pid->es->fmt.i_codec == VLC_FOURCC( 'a', '5', '2', 'b' ) ||
967 pid->es->fmt.i_codec == VLC_FOURCC( 'd', 't', 's', 'b' ) )
971 else if( pid->es->fmt.i_codec == VLC_FOURCC( 'l', 'p', 'c', 'b' ) ||
972 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'p', 'u', 'b' ) ||
973 pid->es->fmt.i_codec == VLC_FOURCC( 's', 'd', 'd', 'b' ) )
979 while( p_pes && i_skip > 0 )
981 if( p_pes->i_buffer <= i_skip )
983 block_t *p_next = p_pes->p_next;
985 i_skip -= p_pes->i_buffer;
986 block_Release( p_pes );
991 p_pes->i_buffer -= i_skip;
992 p_pes->p_buffer += i_skip;
1004 p_pes->i_dts = i_dts * 100 / 9;
1008 p_pes->i_pts = i_pts * 100 / 9;
1011 if( pid->es->b_gather )
1013 /* For mpeg4/mscodec we first gather the packet.
1014 * This will make ffmpeg a lot happier */
1015 p_block = block_ChainGather( p_pes );
1022 for( i = 0; i < pid->i_extra_es; i++ )
1024 es_out_Send( p_demux->out, pid->extra_es[i]->id,
1025 block_Duplicate( p_block ) );
1028 es_out_Send( p_demux->out, pid->es->id, p_block );
1032 msg_Warn( p_demux, "empty pes" );
1036 static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1038 demux_sys_t *p_sys = p_demux->p_sys;
1039 const uint8_t *p = p_bk->p_buffer;
1041 if( ( p[3]&0x20 ) && /* adaptation */
1046 mtime_t i_pcr; /* 33 bits */
1048 i_pcr = ( (mtime_t)p[6] << 25 ) |
1049 ( (mtime_t)p[7] << 17 ) |
1050 ( (mtime_t)p[8] << 9 ) |
1051 ( (mtime_t)p[9] << 1 ) |
1052 ( (mtime_t)p[10] >> 7 );
1054 /* Search program and set the PCR */
1055 for( i = 0; i < p_sys->i_pmt; i++ )
1058 for( i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
1060 if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
1062 es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
1063 (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
1064 (int64_t)(i_pcr * 100 / 9) );
1071 static vlc_bool_t GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
1073 const uint8_t *p = p_bk->p_buffer;
1074 const vlc_bool_t b_adaptation= p[3]&0x20;
1075 const vlc_bool_t b_payload = p[3]&0x10;
1076 const int i_cc = p[3]&0x0f; /* continuity counter */
1077 /* transport_scrambling_control is ignored */
1080 vlc_bool_t i_ret = VLC_FALSE;
1084 //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);
1087 msg_Dbg( p_demux, "transport_error_indicator set (pid=0x%x)", pid->i_pid );
1090 if( p_demux->p_sys->csa )
1092 csa_Decrypt( p_demux->p_sys->csa, p_bk->p_buffer );
1101 /* p[4] is adaptation length */
1107 msg_Warn( p_demux, "discontinuity_indicator (pid=0x%x) "
1108 "ignored", pid->i_pid );
1112 /* test continuity counter */
1113 /* continuous when (one of this):
1115 * diff == 0 and payload == 0
1116 * diff == 0 and duplicate packet (playload != 0) <- do we should test the content ?
1119 i_diff = ( i_cc - pid->i_cc )&0x0f;
1120 if( b_payload && i_diff == 1 )
1126 if( pid->i_cc == 0xff )
1128 msg_Warn( p_demux, "first packet for pid=0x%x cc=0x%x",
1132 else if( i_diff != 0 )
1134 /* FIXME what to do when discontinuity_indicator is set ? */
1135 msg_Warn( p_demux, "discontinuity received 0x%x instead of 0x%x",
1136 i_cc, ( pid->i_cc + 1 )&0x0f );
1140 if( pid->es->p_pes )
1142 pid->es->p_pes->i_flags |= BLOCK_FLAG_DISCONTINUITY;
1147 PCRHandle( p_demux, pid, p_bk );
1149 if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
1151 block_Release( p_bk );
1155 const vlc_bool_t b_unit_start= p[1]&0x40;
1157 /* we have to gather it */
1158 p_bk->p_buffer += i_skip;
1159 p_bk->i_buffer -= i_skip;
1163 if( pid->es->p_pes )
1165 ParsePES( p_demux, pid );
1169 block_ChainLastAppend( &pid->es->pp_last, p_bk );
1173 if( pid->es->p_pes == NULL )
1175 /* msg_Dbg( p_demux, "broken packet" ); */
1176 block_Release( p_bk );
1180 /* TODO check if when have gathered enough packets to form a
1181 * PES (ie read PES size)*/
1182 block_ChainLastAppend( &pid->es->pp_last, p_bk );
1190 static int PIDFillFormat( ts_pid_t *pid, int i_stream_type )
1192 es_format_t *fmt = &pid->es->fmt;
1194 switch( i_stream_type )
1196 case 0x01: /* MPEG-1 video */
1197 case 0x02: /* MPEG-2 video */
1198 case 0x80: /* MPEG-2 MOTO video */
1199 es_format_Init( fmt, VIDEO_ES, VLC_FOURCC( 'm', 'p', 'g', 'v' ) );
1201 case 0x03: /* MPEG-1 audio */
1202 case 0x04: /* MPEG-2 audio */
1203 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'm', 'p', 'g', 'a' ) );
1205 case 0x11: /* MPEG4 (audio) */
1206 case 0x0f: /* ISO/IEC 13818-7 Audio with ADTS transport syntax */
1207 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'm', 'p', '4', 'a' ) );
1209 case 0x10: /* MPEG4 (video) */
1210 es_format_Init( fmt, VIDEO_ES, VLC_FOURCC( 'm', 'p', '4', 'v' ) );
1211 pid->es->b_gather = VLC_TRUE;
1213 case 0x1B: /* H264 <- check transport syntax/needed descriptor */
1214 es_format_Init( fmt, VIDEO_ES, VLC_FOURCC( 'h', '2', '6', '4' ) );
1217 case 0x81: /* A52 (audio) */
1218 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', ' ' ) );
1220 case 0x82: /* DVD_SPU (sub) */
1221 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', ' ' ) );
1223 case 0x83: /* LPCM (audio) */
1224 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'l', 'p', 'c', 'm' ) );
1226 case 0x84: /* SDDS (audio) */
1227 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 's' ) );
1229 case 0x85: /* DTS (audio) */
1230 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'd', 't', 's', ' ' ) );
1233 case 0x91: /* A52 vls (audio) */
1234 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'a', '5', '2', 'b' ) );
1236 case 0x92: /* DVD_SPU vls (sub) */
1237 es_format_Init( fmt, SPU_ES, VLC_FOURCC( 's', 'p', 'u', 'b' ) );
1239 case 0x93: /* LPCM vls (audio) */
1240 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 'l', 'p', 'c', 'b' ) );
1242 case 0x94: /* SDDS (audio) */
1243 es_format_Init( fmt, AUDIO_ES, VLC_FOURCC( 's', 'd', 'd', 'b' ) );
1246 case 0xa0: /* MSCODEC vlc (video) (fixed later) */
1247 es_format_Init( fmt, UNKNOWN_ES, 0 );
1248 pid->es->b_gather = VLC_TRUE;
1251 case 0x06: /* PES_PRIVATE (fixed later) */
1253 es_format_Init( fmt, UNKNOWN_ES, 0 );
1257 /* PES packets usually contain truncated frames */
1258 fmt->b_packetized = VLC_FALSE;
1260 return fmt->i_cat == UNKNOWN_ES ? VLC_EGENERIC : VLC_SUCCESS ;
1263 /*****************************************************************************
1264 * MP4 specific functions (IOD parser)
1265 *****************************************************************************/
1266 static int IODDescriptorLength( int *pi_data, uint8_t **pp_data )
1269 unsigned int i_len = 0;
1275 i_len = ( i_len << 7 ) + ( i_b&0x7f );
1277 } while( i_b&0x80 );
1281 static int IODGetByte( int *pi_data, uint8_t **pp_data )
1285 const int i_b = **pp_data;
1292 static int IODGetWord( int *pi_data, uint8_t **pp_data )
1294 const int i1 = IODGetByte( pi_data, pp_data );
1295 const int i2 = IODGetByte( pi_data, pp_data );
1296 return( ( i1 << 8 ) | i2 );
1298 static int IODGet3Bytes( int *pi_data, uint8_t **pp_data )
1300 const int i1 = IODGetByte( pi_data, pp_data );
1301 const int i2 = IODGetByte( pi_data, pp_data );
1302 const int i3 = IODGetByte( pi_data, pp_data );
1304 return( ( i1 << 16 ) | ( i2 << 8) | i3 );
1307 static uint32_t IODGetDWord( int *pi_data, uint8_t **pp_data )
1309 const uint32_t i1 = IODGetWord( pi_data, pp_data );
1310 const uint32_t i2 = IODGetWord( pi_data, pp_data );
1311 return( ( i1 << 16 ) | i2 );
1314 static char* IODGetURL( int *pi_data, uint8_t **pp_data )
1319 i_url_len = IODGetByte( pi_data, pp_data );
1320 url = malloc( i_url_len + 1 );
1321 for( i = 0; i < i_url_len; i++ )
1323 url[i] = IODGetByte( pi_data, pp_data );
1325 url[i_url_len] = '\0';
1329 static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
1331 iod_descriptor_t *p_iod;
1338 p_iod = malloc( sizeof( iod_descriptor_t ) );
1339 memset( p_iod, 0, sizeof( iod_descriptor_t ) );
1341 fprintf( stderr, "\n************ IOD ************" );
1342 for( i = 0; i < 255; i++ )
1344 p_iod->es_descr[i].b_ok = 0;
1353 p_iod->i_iod_label = IODGetByte( &i_data, &p_data );
1354 fprintf( stderr, "\n* iod_label:%d", p_iod->i_iod_label );
1355 fprintf( stderr, "\n* ===========" );
1356 fprintf( stderr, "\n* tag:0x%x", p_data[0] );
1358 if( IODGetByte( &i_data, &p_data ) != 0x02 )
1360 fprintf( stderr, "\n ERR: tag != 0x02" );
1364 i_iod_length = IODDescriptorLength( &i_data, &p_data );
1365 fprintf( stderr, "\n* length:%d", i_iod_length );
1366 if( i_iod_length > i_data )
1368 i_iod_length = i_data;
1371 p_iod->i_od_id = ( IODGetByte( &i_data, &p_data ) << 2 );
1372 i_flags = IODGetByte( &i_data, &p_data );
1373 p_iod->i_od_id |= i_flags >> 6;
1374 b_url = ( i_flags >> 5 )&0x01;
1376 fprintf( stderr, "\n* od_id:%d", p_iod->i_od_id );
1377 fprintf( stderr, "\n* url flag:%d", b_url );
1378 fprintf( stderr, "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
1382 p_iod->psz_url = IODGetURL( &i_data, &p_data );
1383 fprintf( stderr, "\n* url string:%s", p_iod->psz_url );
1384 fprintf( stderr, "\n*****************************\n" );
1389 p_iod->psz_url = NULL;
1392 p_iod->i_ODProfileLevelIndication = IODGetByte( &i_data, &p_data );
1393 p_iod->i_sceneProfileLevelIndication = IODGetByte( &i_data, &p_data );
1394 p_iod->i_audioProfileLevelIndication = IODGetByte( &i_data, &p_data );
1395 p_iod->i_visualProfileLevelIndication = IODGetByte( &i_data, &p_data );
1396 p_iod->i_graphicsProfileLevelIndication = IODGetByte( &i_data, &p_data );
1398 fprintf( stderr, "\n* ODProfileLevelIndication:%d", p_iod->i_ODProfileLevelIndication );
1399 fprintf( stderr, "\n* sceneProfileLevelIndication:%d", p_iod->i_sceneProfileLevelIndication );
1400 fprintf( stderr, "\n* audioProfileLevelIndication:%d", p_iod->i_audioProfileLevelIndication );
1401 fprintf( stderr, "\n* visualProfileLevelIndication:%d", p_iod->i_visualProfileLevelIndication );
1402 fprintf( stderr, "\n* graphicsProfileLevelIndication:%d", p_iod->i_graphicsProfileLevelIndication );
1405 while( i_data > 0 && i_es_index < 255)
1407 int i_tag, i_length;
1409 uint8_t *p_data_sav;
1411 i_tag = IODGetByte( &i_data, &p_data );
1412 i_length = IODDescriptorLength( &i_data, &p_data );
1414 i_data_sav = i_data;
1415 p_data_sav = p_data;
1423 #define es_descr p_iod->es_descr[i_es_index]
1424 int i_decoderConfigDescr_length;
1425 fprintf( stderr, "\n* - ES_Descriptor length:%d", i_length );
1428 es_descr.i_es_id = IODGetWord( &i_data, &p_data );
1429 i_flags = IODGetByte( &i_data, &p_data );
1430 es_descr.b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
1431 b_url = ( i_flags >> 6 )&0x01;
1432 es_descr.b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
1433 es_descr.i_streamPriority = i_flags & 0x1f;
1434 fprintf( stderr, "\n* * streamDependenceFlag:%d", es_descr.b_streamDependenceFlag );
1435 fprintf( stderr, "\n* * OCRStreamFlag:%d", es_descr.b_OCRStreamFlag );
1436 fprintf( stderr, "\n* * streamPriority:%d", es_descr.i_streamPriority );
1438 if( es_descr.b_streamDependenceFlag )
1440 es_descr.i_dependOn_es_id = IODGetWord( &i_data, &p_data );
1441 fprintf( stderr, "\n* * dependOn_es_id:%d", es_descr.i_dependOn_es_id );
1446 es_descr.psz_url = IODGetURL( &i_data, &p_data );
1447 fprintf( stderr, "\n* url string:%s", es_descr.psz_url );
1451 es_descr.psz_url = NULL;
1454 if( es_descr.b_OCRStreamFlag )
1456 es_descr.i_OCR_es_id = IODGetWord( &i_data, &p_data );
1457 fprintf( stderr, "\n* * OCR_es_id:%d", es_descr.i_OCR_es_id );
1460 if( IODGetByte( &i_data, &p_data ) != 0x04 )
1462 fprintf( stderr, "\n* ERR missing DecoderConfigDescr" );
1466 i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
1468 fprintf( stderr, "\n* - DecoderConfigDesc length:%d", i_decoderConfigDescr_length );
1469 #define dec_descr es_descr.dec_descr
1470 dec_descr.i_objectTypeIndication = IODGetByte( &i_data, &p_data );
1471 i_flags = IODGetByte( &i_data, &p_data );
1472 dec_descr.i_streamType = i_flags >> 2;
1473 dec_descr.b_upStream = ( i_flags >> 1 )&0x01;
1474 dec_descr.i_bufferSizeDB = IODGet3Bytes( &i_data, &p_data );
1475 dec_descr.i_maxBitrate = IODGetDWord( &i_data, &p_data );
1476 dec_descr.i_avgBitrate = IODGetDWord( &i_data, &p_data );
1477 fprintf( stderr, "\n* * objectTypeIndication:0x%x", dec_descr.i_objectTypeIndication );
1478 fprintf( stderr, "\n* * streamType:0x%x", dec_descr.i_streamType );
1479 fprintf( stderr, "\n* * upStream:%d", dec_descr.b_upStream );
1480 fprintf( stderr, "\n* * bufferSizeDB:%d", dec_descr.i_bufferSizeDB );
1481 fprintf( stderr, "\n* * maxBitrate:%d", dec_descr.i_maxBitrate );
1482 fprintf( stderr, "\n* * avgBitrate:%d", dec_descr.i_avgBitrate );
1483 if( i_decoderConfigDescr_length > 13 && IODGetByte( &i_data, &p_data ) == 0x05 )
1486 dec_descr.i_decoder_specific_info_len =
1487 IODDescriptorLength( &i_data, &p_data );
1488 if( dec_descr.i_decoder_specific_info_len > 0 )
1490 dec_descr.p_decoder_specific_info =
1491 malloc( dec_descr.i_decoder_specific_info_len );
1493 for( i = 0; i < dec_descr.i_decoder_specific_info_len; i++ )
1495 dec_descr.p_decoder_specific_info[i] = IODGetByte( &i_data, &p_data );
1500 dec_descr.i_decoder_specific_info_len = 0;
1501 dec_descr.p_decoder_specific_info = NULL;
1505 #define sl_descr es_descr.sl_descr
1507 int i_SLConfigDescr_length;
1510 if( IODGetByte( &i_data, &p_data ) != 0x06 )
1512 fprintf( stderr, "\n* ERR missing SLConfigDescr" );
1516 i_SLConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
1518 fprintf( stderr, "\n* - SLConfigDescr length:%d", i_SLConfigDescr_length );
1519 i_predefined = IODGetByte( &i_data, &p_data );
1520 fprintf( stderr, "\n* * i_predefined:0x%x", i_predefined );
1521 switch( i_predefined )
1525 sl_descr.b_useAccessUnitStartFlag = 0;
1526 sl_descr.b_useAccessUnitEndFlag = 0;
1527 sl_descr.b_useRandomAccessPointFlag = 0;
1528 //sl_descr.b_useRandomAccessUnitsOnlyFlag = 0;
1529 sl_descr.b_usePaddingFlag = 0;
1530 sl_descr.b_useTimeStampsFlags = 0;
1531 sl_descr.b_useIdleFlag = 0;
1532 sl_descr.b_durationFlag = 0; // FIXME FIXME
1533 sl_descr.i_timeStampResolution = 1000;
1534 sl_descr.i_OCRResolution = 0; // FIXME FIXME
1535 sl_descr.i_timeStampLength = 32;
1536 sl_descr.i_OCRLength = 0; // FIXME FIXME
1537 sl_descr.i_AU_Length = 0;
1538 sl_descr.i_instantBitrateLength= 0; // FIXME FIXME
1539 sl_descr.i_degradationPriorityLength= 0;
1540 sl_descr.i_AU_seqNumLength = 0;
1541 sl_descr.i_packetSeqNumLength = 0;
1542 if( sl_descr.b_durationFlag )
1544 sl_descr.i_timeScale = 0; // FIXME FIXME
1545 sl_descr.i_accessUnitDuration = 0; // FIXME FIXME
1546 sl_descr.i_compositionUnitDuration= 0; // FIXME FIXME
1548 if( !sl_descr.b_useTimeStampsFlags )
1550 sl_descr.i_startDecodingTimeStamp = 0; // FIXME FIXME
1551 sl_descr.i_startCompositionTimeStamp= 0; // FIXME FIXME
1556 fprintf( stderr, "\n* ERR unsupported SLConfigDescr predefined" );
1565 fprintf( stderr, "\n* - OD tag:0x%x length:%d (Unsupported)", i_tag, i_length );
1569 p_data = p_data_sav + i_length;
1570 i_data = i_data_sav - i_length;
1575 fprintf( stderr, "\n*****************************\n" );
1579 static void IODFree( iod_descriptor_t *p_iod )
1583 if( p_iod->psz_url )
1585 free( p_iod->psz_url );
1586 p_iod->psz_url = NULL;
1591 for( i = 0; i < 255; i++ )
1593 #define es_descr p_iod->es_descr[i]
1596 if( es_descr.psz_url )
1598 free( es_descr.psz_url );
1599 es_descr.psz_url = NULL;
1603 if( es_descr.dec_descr.p_decoder_specific_info != NULL )
1605 free( es_descr.dec_descr.p_decoder_specific_info );
1606 es_descr.dec_descr.p_decoder_specific_info = NULL;
1607 es_descr.dec_descr.i_decoder_specific_info_len = 0;
1617 /****************************************************************************
1618 ****************************************************************************
1619 ** libdvbpsi callbacks
1620 ****************************************************************************
1621 ****************************************************************************/
1622 static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
1624 demux_sys_t *p_sys = p_demux->p_sys;
1625 dvbpsi_descriptor_t *p_dr;
1626 dvbpsi_pmt_es_t *p_es;
1628 ts_pid_t *pmt = NULL;
1629 ts_prg_psi_t *prg = NULL;
1632 msg_Dbg( p_demux, "PMTCallBack called" );
1634 /* First find this PMT declared in PAT */
1635 for( i = 0; i < p_sys->i_pmt; i++ )
1638 for( i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
1640 if( p_sys->pmt[i]->psi->prg[i_prg]->i_number == p_pmt->i_program_number )
1642 pmt = p_sys->pmt[i];
1643 prg = p_sys->pmt[i]->psi->prg[i_prg];
1653 msg_Warn( p_demux, "unreferenced program (broken stream)" );
1654 dvbpsi_DeletePMT(p_pmt);
1658 if( prg->i_version != -1 &&
1659 ( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
1661 dvbpsi_DeletePMT( p_pmt );
1665 /* Clean this program (remove all es) */
1666 for( i = 0; i < 8192; i++ )
1668 ts_pid_t *pid = &p_sys->pid[i];
1670 if( pid->b_valid && pid->p_owner == pmt->psi && pid->i_owner_number == prg->i_number && pid->psi == NULL )
1672 PIDClean( p_demux->out, pid );
1677 IODFree( prg->iod );
1681 msg_Dbg( p_demux, "new PMT program number=%d version=%d pid_pcr=0x%x",
1682 p_pmt->i_program_number, p_pmt->i_version, p_pmt->i_pcr_pid );
1683 prg->i_pid_pcr = p_pmt->i_pcr_pid;
1684 prg->i_version = p_pmt->i_version;
1686 /* Parse descriptor */
1687 for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
1689 if( p_dr->i_tag == 0x1d )
1691 /* We have found an IOD descriptor */
1692 msg_Warn( p_demux, " * descriptor : IOD (0x1d)" );
1694 prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
1698 msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
1702 for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
1704 ts_pid_t *pid = &p_sys->pid[p_es->i_pid];
1708 msg_Warn( p_demux, "pmt error: pid=0x%x already defined",
1713 PIDInit( pid, VLC_FALSE, pmt->psi );
1714 PIDFillFormat( pid, p_es->i_type );
1715 pid->i_owner_number = prg->i_number;
1717 if( p_es->i_type == 0x10 || p_es->i_type == 0x11 )
1719 /* MPEG-4 stream: search SL_DESCRIPTOR */
1720 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;;
1722 while( p_dr && ( p_dr->i_tag != 0x1f ) ) p_dr = p_dr->p_next;
1724 if( p_dr && p_dr->i_length == 2 )
1727 int i_es_id = ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
1729 msg_Warn( p_demux, "found SL_descriptor es_id=%d", i_es_id );
1731 pid->es->p_mpeg4desc = NULL;
1733 for( i = 0; i < 255; i++ )
1735 iod_descriptor_t *iod = prg->iod;
1737 if( iod->es_descr[i].b_ok &&
1738 iod->es_descr[i].i_es_id == i_es_id )
1740 pid->es->p_mpeg4desc = &iod->es_descr[i];
1746 if( pid->es->p_mpeg4desc != NULL )
1748 decoder_config_descriptor_t *dcd =
1749 &pid->es->p_mpeg4desc->dec_descr;
1751 if( dcd->i_streamType == 0x04 ) /* VisualStream */
1753 pid->es->fmt.i_cat = VIDEO_ES;
1754 switch( dcd->i_objectTypeIndication )
1756 case 0x20: /* mpeg4 */
1757 pid->es->fmt.i_codec = VLC_FOURCC('m','p','4','v');
1764 case 0x65: /* mpeg2 */
1765 pid->es->fmt.i_codec = VLC_FOURCC( 'm','p','g','v' );
1767 case 0x6a: /* mpeg1 */
1768 pid->es->fmt.i_codec = VLC_FOURCC( 'm','p','g','v' );
1770 case 0x6c: /* mpeg1 */
1771 pid->es->fmt.i_codec = VLC_FOURCC( 'j','p','e','g' );
1774 pid->es->fmt.i_cat = UNKNOWN_ES;
1778 else if( dcd->i_streamType == 0x05 ) /* AudioStream */
1780 pid->es->fmt.i_cat = AUDIO_ES;
1781 switch( dcd->i_objectTypeIndication )
1783 case 0x40: /* mpeg4 */
1784 pid->es->fmt.i_codec = VLC_FOURCC('m','p','4','a');
1788 case 0x68: /* mpeg2 aac */
1789 pid->es->fmt.i_codec = VLC_FOURCC('m','p','4','a');
1791 case 0x69: /* mpeg2 */
1792 pid->es->fmt.i_codec = VLC_FOURCC('m','p','g','a');
1794 case 0x6b: /* mpeg1 */
1795 pid->es->fmt.i_codec = VLC_FOURCC('m','p','g','a');
1798 pid->es->fmt.i_cat = UNKNOWN_ES;
1804 pid->es->fmt.i_cat = UNKNOWN_ES;
1807 if( pid->es->fmt.i_cat != UNKNOWN_ES )
1809 pid->es->fmt.i_extra = dcd->i_decoder_specific_info_len;
1810 if( pid->es->fmt.i_extra > 0 )
1812 pid->es->fmt.p_extra = malloc( pid->es->fmt.i_extra );
1813 memcpy( pid->es->fmt.p_extra,
1814 dcd->p_decoder_specific_info,
1815 pid->es->fmt.i_extra );
1820 else if( p_es->i_type == 0x06 )
1822 dvbpsi_descriptor_t *p_dr;
1824 for( p_dr = p_es->p_first_descriptor; p_dr != NULL;
1825 p_dr = p_dr->p_next )
1827 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x dr->i_tag=0x%x",
1828 p_es->i_pid, p_es->i_type, p_dr->i_tag );
1830 if( p_dr->i_tag == 0x6a )
1832 pid->es->fmt.i_cat = AUDIO_ES;
1833 pid->es->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
1835 #ifdef _DVBPSI_DR_59_H_
1836 else if( p_dr->i_tag == 0x59 )
1839 dvbpsi_subtitling_dr_t *sub;
1842 pid->es->fmt.i_cat = SPU_ES;
1843 pid->es->fmt.i_codec = VLC_FOURCC( 'd', 'v', 'b', 's' );
1844 pid->es->fmt.i_group = p_pmt->i_program_number;
1846 sub = dvbpsi_DecodeSubtitlingDr( p_dr );
1847 if( !sub ) continue;
1849 /* Each subtitle ES contains n languages,
1850 * We are going to create n ES for the n tracks */
1851 if( sub->i_subtitles_number > 0 )
1853 pid->es->fmt.psz_language = malloc( 4 );
1854 memcpy( pid->es->fmt.psz_language,
1855 sub->p_subtitle[0].i_iso6392_language_code, 3);
1856 pid->es->fmt.psz_language[3] = 0;
1858 pid->es->fmt.subs.dvb.i_id =
1859 sub->p_subtitle[0].i_composition_page_id;
1861 else pid->es->fmt.i_cat = UNKNOWN_ES;
1863 for( n = 1; n < sub->i_subtitles_number; n++ )
1865 ts_es_t *p_es = malloc( sizeof( ts_es_t ) );
1866 p_es->fmt = pid->es->fmt;
1869 p_es->pp_last = &p_es->p_pes;
1870 p_es->p_mpeg4desc = NULL;
1872 p_es->fmt.psz_language = malloc( 4 );
1873 memcpy( p_es->fmt.psz_language,
1874 sub->p_subtitle[n].i_iso6392_language_code, 3);
1875 p_es->fmt.psz_language[3] = 0;
1877 p_es->fmt.subs.dvb.i_id =
1878 sub->p_subtitle[n].i_composition_page_id;
1880 TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
1883 #endif /* _DVBPSI_DR_59_H_ */
1886 else if( p_es->i_type == 0xa0 )
1888 /* MSCODEC sent by vlc */
1889 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1891 while( p_dr && ( p_dr->i_tag != 0xa0 ) ) p_dr = p_dr->p_next;
1893 if( p_dr && p_dr->i_length >= 8 )
1895 pid->es->fmt.i_cat = VIDEO_ES;
1896 pid->es->fmt.i_codec =
1897 VLC_FOURCC( p_dr->p_data[0], p_dr->p_data[1],
1898 p_dr->p_data[2], p_dr->p_data[3] );
1899 pid->es->fmt.video.i_width =
1900 ( p_dr->p_data[4] << 8 ) | p_dr->p_data[5];
1901 pid->es->fmt.video.i_height =
1902 ( p_dr->p_data[6] << 8 ) | p_dr->p_data[7];
1903 pid->es->fmt.i_extra =
1904 (p_dr->p_data[8] << 8) | p_dr->p_data[9];
1906 if( pid->es->fmt.i_extra > 0 )
1908 pid->es->fmt.p_extra = malloc( pid->es->fmt.i_extra );
1909 memcpy( pid->es->fmt.p_extra, &p_dr->p_data[10],
1910 pid->es->fmt.i_extra );
1915 msg_Warn( p_demux, "private MSCODEC (vlc) without bih private "
1918 /* For such stream we will gather them ourself and don't launch a
1920 * Yes it's ugly but it's the only way to have DIV3 working */
1921 pid->es->fmt.b_packetized = VLC_TRUE;
1924 if( pid->es->fmt.i_cat == AUDIO_ES ||
1925 ( pid->es->fmt.i_cat == SPU_ES &&
1926 pid->es->fmt.i_codec != VLC_FOURCC('d','v','b','s') ) )
1928 /* get language descriptor */
1929 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1930 while( p_dr && ( p_dr->i_tag != 0x0a ) ) p_dr = p_dr->p_next;
1934 dvbpsi_iso639_dr_t *p_decoded = dvbpsi_DecodeISO639Dr( p_dr );
1938 pid->es->fmt.psz_language = malloc( 4 );
1939 memcpy( pid->es->fmt.psz_language,
1940 p_decoded->i_iso_639_code, 3 );
1941 pid->es->fmt.psz_language[3] = 0;
1946 pid->es->fmt.i_group = p_pmt->i_program_number;
1947 if( pid->es->fmt.i_cat == UNKNOWN_ES )
1949 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x *unknown*",
1950 p_es->i_pid, p_es->i_type );
1952 else if( !p_sys->b_udp_out )
1956 msg_Dbg( p_demux, " * es pid=0x%x type=0x%x fcc=%4.4s",
1957 p_es->i_pid, p_es->i_type, (char*)&pid->es->fmt.i_codec );
1959 if( p_sys->b_es_id_pid )
1961 pid->es->fmt.i_id = p_es->i_pid;
1964 pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
1966 for( i = 0; i < pid->i_extra_es; i++ )
1968 pid->extra_es[i]->id =
1969 es_out_Add( p_demux->out, &pid->extra_es[i]->fmt);
1973 dvbpsi_DeletePMT(p_pmt);
1976 static void PATCallBack( demux_t *p_demux, dvbpsi_pat_t *p_pat )
1978 demux_sys_t *p_sys = p_demux->p_sys;
1979 dvbpsi_pat_program_t *p_program;
1980 ts_pid_t *pat = &p_sys->pid[0];
1983 msg_Dbg( p_demux, "PATCallBack called" );
1985 if( pat->psi->i_pat_version != -1 &&
1986 ( !p_pat->b_current_next || p_pat->i_version == pat->psi->i_pat_version ) )
1988 dvbpsi_DeletePAT( p_pat );
1992 msg_Dbg( p_demux, "new PAT ts_id=0x%x version=%d current_next=%d",
1993 p_pat->i_ts_id, p_pat->i_version, p_pat->b_current_next );
1996 if( p_sys->i_pmt > 0 )
1999 ts_pid_t **pmt_rm = NULL;
2001 /* Search pmt to be deleted */
2002 for( i = 0; i < p_sys->i_pmt; i++ )
2004 ts_pid_t *pmt = p_sys->pmt[i];
2005 vlc_bool_t b_keep = VLC_FALSE;
2007 for( p_program = p_pat->p_first_program; p_program != NULL;
2008 p_program = p_program->p_next )
2010 if( p_program->i_pid == pmt->i_pid )
2013 for( i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
2015 if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
2027 TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
2031 /* Delete all ES attached to thoses PMT */
2032 for( i = 2; i < 8192; i++ )
2034 ts_pid_t *pid = &p_sys->pid[i];
2036 if( !pid->b_valid || pid->psi ) continue;
2038 for( j = 0; j < i_pmt_rm; j++ )
2041 for( i_prg = 0; i_prg < pid->p_owner->i_prg; i_prg++ )
2043 if( pid->p_owner->prg[i_prg]->i_pid_pcr == pmt_rm[j]->i_pid &&
2046 /* We only remove es that aren't defined by extra pmt */
2047 PIDClean( p_demux->out, pid );
2056 /* Delete PMT pid */
2057 for( i = 0; i < i_pmt_rm; i++ )
2059 PIDClean( p_demux->out, &p_sys->pid[pmt_rm[i]->i_pid] );
2060 TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pmt_rm[i] );
2068 /* now create programs */
2069 for( p_program = p_pat->p_first_program; p_program != NULL;
2070 p_program = p_program->p_next )
2072 msg_Dbg( p_demux, " * number=%d pid=0x%x", p_program->i_number,
2074 if( p_program->i_number != 0 )
2076 ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
2077 vlc_bool_t b_add = VLC_TRUE;
2082 for( i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
2084 if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
2093 TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
2098 PIDInit( pmt, VLC_TRUE, pat->psi );
2099 pmt->psi->prg[pmt->psi->i_prg-1]->handle =
2100 dvbpsi_AttachPMT( p_program->i_number,
2101 (dvbpsi_pmt_callback)PMTCallBack, p_demux );
2102 pmt->psi->prg[pmt->psi->i_prg-1]->i_number = p_program->i_number;
2106 pat->psi->i_pat_version = p_pat->i_version;
2108 dvbpsi_DeletePAT( p_pat );