1 /*****************************************************************************
2 * mpeg_ts.c : Transport Stream input module for vlc
3 *****************************************************************************
4 * Copyright (C) 2000-2001 VideoLAN
5 * $Id: ts.c,v 1.22 2003/05/05 22:48:22 gbazin Exp $
7 * Authors: Henri Fallon <henri@via.ecp.fr>
8 * Johan Bilien <jobi@via.ecp.fr>
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
32 # include <stdint.h> /* uint8_t */
36 #include <vlc/input.h>
40 #if defined MODULE_NAME_IS_ts_dvbpsi
41 # ifdef HAVE_DVBPSI_DR_H
42 # include <dvbpsi/dvbpsi.h>
43 # include <dvbpsi/descriptor.h>
44 # include <dvbpsi/pat.h>
45 # include <dvbpsi/pmt.h>
46 # include <dvbpsi/dr.h>
49 # include "descriptor.h"
50 # include "tables/pat.h"
51 # include "tables/pmt.h"
52 # include "descriptors/dr.h"
59 /*****************************************************************************
61 *****************************************************************************/
62 #define TS_READ_ONCE 200
64 /*****************************************************************************
66 *****************************************************************************/
73 /*****************************************************************************
75 *****************************************************************************/
76 static int Activate ( vlc_object_t * );
77 static void Deactivate ( vlc_object_t * );
78 static int Demux ( input_thread_t * );
80 #if defined MODULE_NAME_IS_ts
81 static void TSDemuxPSI ( input_thread_t *, data_packet_t *,
82 es_descriptor_t *, vlc_bool_t );
83 static void TSDecodePAT( input_thread_t *, es_descriptor_t *);
84 static void TSDecodePMT( input_thread_t *, es_descriptor_t *);
85 #define PSI_CALLBACK TSDemuxPSI
86 #elif defined MODULE_NAME_IS_ts_dvbpsi
87 static void TS_DVBPSI_DemuxPSI ( input_thread_t *, data_packet_t *,
88 es_descriptor_t *, vlc_bool_t );
89 static void TS_DVBPSI_HandlePAT ( input_thread_t *, dvbpsi_pat_t * );
90 static void TS_DVBPSI_HandlePMT ( input_thread_t *, dvbpsi_pmt_t * );
91 #define PSI_CALLBACK TS_DVBPSI_DemuxPSI
94 /*****************************************************************************
96 *****************************************************************************/
97 #define VLS_BACKWARDS_COMPAT_TEXT N_("compatibility with pre-0.4 VLS")
98 #define VLS_BACKWARDS_COMPAT_LONGTEXT N_( \
99 "The protocol for transmitting A/52 audio streams changed between VLC " \
100 "0.3.x and 0.4. By default VLC assumes you have the latest VLS. In case " \
101 "you're using an old version, select this option.")
103 #define BUGGY_PSI_TEXT N_("buggy PSI")
104 #define BUGGY_PSI_LONGTEXT N_( \
105 "If you have a stream whose PSI packets do not feature incremented " \
106 "continuity counters, select this option.")
109 #if defined MODULE_NAME_IS_ts
110 set_description( _("ISO 13818-1 MPEG Transport Stream input") );
111 set_capability( "demux", 160 );
112 add_shortcut( "ts" );
113 #elif defined MODULE_NAME_IS_ts_dvbpsi
114 set_description( _("ISO 13818-1 MPEG Transport Stream input (libdvbpsi)") );
115 set_capability( "demux", 170 );
116 add_shortcut( "ts_dvbpsi" );
118 add_category_hint( N_("Miscellaneous"), NULL, VLC_TRUE );
119 add_bool( "vls-backwards-compat", 0, NULL,
120 VLS_BACKWARDS_COMPAT_TEXT, VLS_BACKWARDS_COMPAT_LONGTEXT, VLC_TRUE );
121 add_bool( "buggy-psi", 0, NULL, BUGGY_PSI_TEXT, BUGGY_PSI_LONGTEXT, VLC_TRUE );
122 set_callbacks( Activate, Deactivate );
125 /*****************************************************************************
126 * Activate: initialize TS structures
127 *****************************************************************************/
128 static int Activate( vlc_object_t * p_this )
130 input_thread_t * p_input = (input_thread_t *)p_this;
131 demux_sys_t * p_demux;
132 es_descriptor_t * p_pat_es;
133 es_ts_data_t * p_demux_data;
134 stream_ts_data_t * p_stream_data;
137 /* Set the demux function */
138 p_input->pf_demux = Demux;
140 /* Initialize access plug-in structures. */
141 if( p_input->i_mtu == 0 )
144 p_input->i_bufsize = INPUT_DEFAULT_BUFSIZE;
147 /* Have a peep at the show. */
148 if( input_Peek( p_input, &p_peek, 1 ) < 1 )
150 msg_Err( p_input, "cannot peek()" );
154 if( *p_peek != TS_SYNC_CODE )
156 if( *p_input->psz_demux && ( !strncmp( p_input->psz_demux, "ts", 3 )
157 || !strncmp( p_input->psz_demux, "ts_dvbpsi", 10 ) ) )
160 msg_Err( p_input, "this does not look like a TS stream, continuing" );
164 msg_Warn( p_input, "TS module discarded (no sync)" );
169 /* Adapt the bufsize for our only use. */
170 if( p_input->i_mtu != 0 )
172 /* Have minimum granularity to avoid bottlenecks at the input level. */
173 p_input->i_bufsize = (p_input->i_mtu / TS_PACKET_SIZE) * TS_PACKET_SIZE;
176 p_demux = p_input->p_demux_data = malloc( sizeof(demux_sys_t ) );
177 if( p_demux == NULL )
182 p_input->p_private = (void*)&p_demux->mpeg;
183 p_demux->p_module = module_Need( p_input, "mpeg-system", NULL );
184 if( p_demux->p_module == NULL )
186 free( p_input->p_demux_data );
190 vlc_mutex_lock( &p_input->stream.stream_lock );
192 if( input_InitStream( p_input, sizeof( stream_ts_data_t ) ) == -1 )
194 module_Unneed( p_input, p_demux->p_module );
195 free( p_input->p_demux_data );
199 p_stream_data = (stream_ts_data_t *)p_input->stream.p_demux_data;
200 p_stream_data->i_pat_version = PAT_UNINITIALIZED ;
201 p_stream_data->b_buggy_psi = config_GetInt( p_input, "buggy-psi" );
203 #ifdef MODULE_NAME_IS_ts_dvbpsi
204 p_stream_data->p_pat_handle = (dvbpsi_handle *)
205 dvbpsi_AttachPAT( (dvbpsi_pat_callback) &TS_DVBPSI_HandlePAT, p_input );
207 if( p_stream_data->p_pat_handle == NULL )
209 msg_Err( p_input, "could not create PAT decoder" );
210 module_Unneed( p_input, p_demux->p_module );
211 free( p_input->p_demux_data );
216 /* We'll have to catch the PAT in order to continue
217 * Then the input will catch the PMT and then the others ES
218 * The PAT es is indepedent of any program. */
219 p_pat_es = input_AddES( p_input, NULL, 0x00,
220 UNKNOWN_ES, NULL, sizeof( es_ts_data_t ) );
221 p_demux_data = (es_ts_data_t *)p_pat_es->p_demux_data;
222 p_demux_data->b_psi = 1;
223 p_demux_data->i_psi_type = PSI_IS_PAT;
224 p_demux_data->p_psi_section = malloc(sizeof(psi_section_t));
225 p_demux_data->p_psi_section->b_is_complete = 1;
226 p_demux_data->i_continuity_counter = 0xFF;
228 vlc_mutex_unlock( &p_input->stream.stream_lock );
233 /*****************************************************************************
234 * Deactivate: deinitialize TS structures
235 *****************************************************************************/
236 static void Deactivate( vlc_object_t * p_this )
238 input_thread_t * p_input = (input_thread_t *)p_this;
240 module_Unneed( p_input, p_input->p_demux_data->p_module );
241 free( p_input->p_demux_data );
244 /*****************************************************************************
245 * Demux: reads and demuxes data packets
246 *****************************************************************************
247 * Returns -1 in case of error, 0 in case of EOF, otherwise the number of
249 *****************************************************************************/
250 static int Demux( input_thread_t * p_input )
252 demux_sys_t * p_demux = p_input->p_demux_data;
253 int i_read_once = (p_input->i_mtu ?
254 p_input->i_bufsize / TS_PACKET_SIZE :
258 for( i = 0; i < i_read_once; i++ )
260 data_packet_t * p_data;
263 i_result = p_demux->mpeg.pf_read_ts( p_input, &p_data );
270 p_demux->mpeg.pf_demux_ts( p_input, p_data,
271 (psi_callback_t) &PSI_CALLBACK );
278 #if defined MODULE_NAME_IS_ts
280 * PSI demultiplexing and decoding without libdvbpsi
283 /*****************************************************************************
284 * DemuxPSI : makes up complete PSI data
285 *****************************************************************************/
286 static void TSDemuxPSI( input_thread_t * p_input, data_packet_t * p_data,
287 es_descriptor_t * p_es, vlc_bool_t b_unit_start )
289 es_ts_data_t * p_demux_data;
291 p_demux_data = (es_ts_data_t *)p_es->p_demux_data;
293 #define p_psi (p_demux_data->p_psi_section)
294 #define p (p_data->p_payload_start)
298 /* unit_start set to 1 -> presence of a pointer field
299 * (see ISO/IEC 13818 (2.4.4.2) which should be set to 0x00 */
300 if( (u8)p[0] != 0x00 )
303 "non-zero pointer field found, trying to continue" );
311 /* This is the begining of a new section */
313 if( ((u8)(p[1]) & 0xc0) != 0x80 )
315 msg_Warn( p_input, "invalid PSI packet" );
320 p_psi->i_section_length = ((p[1] & 0xF) << 8) | p[2];
321 p_psi->b_section_complete = 0;
322 p_psi->i_read_in_section = 0;
323 p_psi->i_section_number = (u8)p[6];
325 if( p_psi->b_is_complete || p_psi->i_section_number == 0 )
327 /* This is a new PSI packet */
328 p_psi->b_is_complete = 0;
330 p_psi->i_version_number = ( p[5] >> 1 ) & 0x1f;
331 p_psi->i_last_section_number = (u8)p[7];
333 /* We'll write at the begining of the buffer */
334 p_psi->p_current = p_psi->buffer;
338 if( p_psi->b_section_complete )
340 /* New Section of an already started PSI */
341 p_psi->b_section_complete = 0;
343 if( p_psi->i_version_number != (( p[5] >> 1 ) & 0x1f) )
346 "PSI version differs inside same PAT" );
349 if( p_psi->i_section_number + 1 != (u8)p[6] )
352 "PSI Section discontinuity, packet lost?" );
356 p_psi->i_section_number++;
360 msg_Warn( p_input, "got unexpected new PSI section" );
367 if( !p_psi->b_trash )
370 if( (p_data->p_payload_end - p) >=
371 ( p_psi->i_section_length - p_psi->i_read_in_section ) )
373 /* The end of the section is in this TS packet */
374 memcpy( p_psi->p_current, p,
375 (p_psi->i_section_length - p_psi->i_read_in_section) );
377 p_psi->b_section_complete = 1;
379 (p_psi->i_section_length - p_psi->i_read_in_section);
381 if( p_psi->i_section_number == p_psi->i_last_section_number )
383 /* This was the last section of PSI */
384 p_psi->b_is_complete = 1;
386 switch( p_demux_data->i_psi_type)
389 TSDecodePAT( p_input, p_es );
392 TSDecodePMT( p_input, p_es );
395 msg_Warn( p_input, "received unknown PSI in DemuxPSI" );
401 memcpy( p_psi->buffer, p, p_data->p_payload_end - p );
402 p_psi->i_read_in_section += p_data->p_payload_end - p;
404 p_psi->p_current += p_data->p_payload_end - p;
411 input_DeletePacket( p_input->p_method_data, p_data );
416 /*****************************************************************************
417 * DecodePAT : Decodes Programm association table and deal with it
418 *****************************************************************************/
419 static void TSDecodePAT( input_thread_t * p_input, es_descriptor_t * p_es )
421 stream_ts_data_t * p_stream_data;
422 es_ts_data_t * p_demux_data;
424 pgrm_descriptor_t * p_pgrm;
425 es_descriptor_t * p_current_es;
426 byte_t * p_current_data;
428 int i_section_length, i_program_id, i_pmt_pid;
429 int i_loop, i_current_section;
431 vlc_bool_t b_changed = 0;
433 p_demux_data = (es_ts_data_t *)p_es->p_demux_data;
434 p_stream_data = (stream_ts_data_t *)p_input->stream.p_demux_data;
436 #define p_psi (p_demux_data->p_psi_section)
438 /* Not so fast, Mike ! If the PAT version has changed, we first check
439 * that its content has really changed before doing anything */
440 if( p_stream_data->i_pat_version != p_psi->i_version_number )
442 int i_programs = p_input->stream.i_pgrm_number;
444 p_current_data = p_psi->buffer;
448 i_section_length = ((u32)(p_current_data[1] & 0xF) << 8) |
450 i_current_section = (u8)p_current_data[6];
453 ( i_loop < (i_section_length - 9) / 4 ) && !b_changed;
456 i_program_id = ( (u32)*(p_current_data + i_loop * 4 + 8) << 8 )
457 | *(p_current_data + i_loop * 4 + 9);
458 i_pmt_pid = ( ((u32)*(p_current_data + i_loop * 4 + 10) & 0x1F)
460 | *(p_current_data + i_loop * 4 + 11);
464 if( (p_pgrm = input_FindProgram( p_input, i_program_id ))
465 && (p_current_es = input_FindES( p_input, i_pmt_pid ))
466 && p_current_es->p_pgrm == p_pgrm
467 && p_current_es->i_id == i_pmt_pid
468 && ((es_ts_data_t *)p_current_es->p_demux_data)->b_psi
469 && ((es_ts_data_t *)p_current_es->p_demux_data)
470 ->i_psi_type == PSI_IS_PMT )
481 p_current_data += 3 + i_section_length;
483 } while( ( i_current_section < p_psi->i_last_section_number )
486 /* If we didn't find the expected amount of programs, the PAT has
487 * changed. Otherwise, it only changed if b_changed is already != 0 */
488 b_changed = b_changed || i_programs;
493 /* PAT has changed. We are going to delete all programs and
494 * create new ones. We chose not to only change what was needed
495 * as a PAT change may mean the stream is radically changing and
496 * this is a secure method to avoid crashes */
497 es_ts_data_t * p_es_demux;
498 pgrm_ts_data_t * p_pgrm_demux;
500 p_current_data = p_psi->buffer;
502 /* Delete all programs */
503 while( p_input->stream.i_pgrm_number )
505 input_DelProgram( p_input, p_input->stream.pp_programs[0] );
510 i_section_length = ((u32)(p_current_data[1] & 0xF) << 8) |
512 i_current_section = (u8)p_current_data[6];
514 for( i_loop = 0; i_loop < (i_section_length - 9) / 4 ; i_loop++ )
516 i_program_id = ( (u32)*(p_current_data + i_loop * 4 + 8) << 8 )
517 | *(p_current_data + i_loop * 4 + 9);
518 i_pmt_pid = ( ((u32)*(p_current_data + i_loop * 4 + 10) & 0x1F)
520 | *(p_current_data + i_loop * 4 + 11);
522 /* If program = 0, we're having info about NIT not PMT */
525 /* Add this program */
526 p_pgrm = input_AddProgram( p_input, i_program_id,
527 sizeof( pgrm_ts_data_t ) );
529 /* whatis the PID of the PMT of this program */
530 p_pgrm_demux = (pgrm_ts_data_t *)p_pgrm->p_demux_data;
531 p_pgrm_demux->i_pmt_version = PMT_UNINITIALIZED;
533 /* Add the PMT ES to this program */
534 p_current_es = input_AddES( p_input, p_pgrm,(u16)i_pmt_pid,
535 UNKNOWN_ES, NULL, sizeof( es_ts_data_t) );
536 p_es_demux = (es_ts_data_t *)p_current_es->p_demux_data;
537 p_es_demux->b_psi = 1;
538 p_es_demux->i_psi_type = PSI_IS_PMT;
540 p_es_demux->p_psi_section =
541 malloc( sizeof( psi_section_t ) );
542 p_es_demux->p_psi_section->b_is_complete = 0;
543 p_es_demux->i_continuity_counter = 0xFF;
547 p_current_data += 3 + i_section_length;
549 } while( i_current_section < p_psi->i_last_section_number );
551 /* Go to the beginning of the next section */
552 p_stream_data->i_pat_version = p_psi->i_version_number;
559 /*****************************************************************************
560 * DecodePMT : decode a given Program Stream Map
561 * ***************************************************************************
562 * When the PMT changes, it may mean a deep change in the stream, and it is
563 * careful to delete the ES and add them again. If the PMT doesn't change,
564 * there no need to do anything.
565 *****************************************************************************/
566 static void TSDecodePMT( input_thread_t * p_input, es_descriptor_t * p_es )
569 pgrm_ts_data_t * p_pgrm_data;
570 es_ts_data_t * p_demux_data;
571 vlc_bool_t b_vls_compat = config_GetInt( p_input, "vls-backwards-compat" );
573 p_demux_data = (es_ts_data_t *)p_es->p_demux_data;
574 p_pgrm_data = (pgrm_ts_data_t *)p_es->p_pgrm->p_demux_data;
576 #define p_psi (p_demux_data->p_psi_section)
578 if( p_psi->i_version_number != p_pgrm_data->i_pmt_version )
580 es_descriptor_t * p_new_es;
581 es_ts_data_t * p_es_demux;
582 byte_t * p_current_data, * p_current_section;
583 int i_section_length,i_current_section;
584 int i_prog_info_length, i_loop;
585 int i_es_info_length, i_pid, i_stream_type;
587 p_current_section = p_psi->buffer;
588 p_current_data = p_psi->buffer;
590 p_pgrm_data->i_pcr_pid = ( ((u32)*(p_current_section + 8) & 0x1F) << 8 ) |
591 *(p_current_section + 9);
594 /* Lock stream information */
595 vlc_mutex_lock( &p_input->stream.stream_lock );
597 /* Delete all ES in this program except the PSI. We start from the
598 * end because i_es_number gets decremented after each deletion. */
599 for( i_loop = p_es->p_pgrm->i_es_number ; i_loop ; )
602 p_es_demux = (es_ts_data_t *)
603 p_es->p_pgrm->pp_es[i_loop]->p_demux_data;
604 if ( ! p_es_demux->b_psi )
606 input_DelES( p_input, p_es->p_pgrm->pp_es[i_loop] );
610 /* Then add what we received in this PMT */
613 i_section_length = ( ((u32)*(p_current_data + 1) & 0xF) << 8 ) |
614 *(p_current_data + 2);
615 i_current_section = (u8)p_current_data[6];
616 i_prog_info_length = ( ((u32)*(p_current_data + 10) & 0xF) << 8 ) |
617 *(p_current_data + 11);
619 /* For the moment we ignore program descriptors */
620 p_current_data += 12 + i_prog_info_length;
622 /* The end of the section, before the CRC is at
623 * p_current_section + i_section_length -1 */
624 while( p_current_data < p_current_section + i_section_length -1 )
626 i_stream_type = (int)p_current_data[0];
627 i_pid = ( ((u32)*(p_current_data + 1) & 0x1F) << 8 ) |
628 *(p_current_data + 2);
629 i_es_info_length = ( ((u32)*(p_current_data + 3) & 0xF) << 8 ) |
630 *(p_current_data + 4);
632 /* Tell the interface what kind of stream it is and select
633 * the required ones */
635 int i_fourcc, i_cat, i_stream_id;
637 switch( i_stream_type )
641 case MPEG2_MOTO_VIDEO_ES:
642 /* This isn't real, but we don't actually use
645 i_fourcc = VLC_FOURCC('m','p','g','v');
650 /* This isn't real, but we don't actually use
653 i_fourcc = VLC_FOURCC('m','p','g','a');
657 case A52DVB_AUDIO_ES:
659 i_fourcc = VLC_FOURCC('a','5','2',' ');
661 i_fourcc = VLC_FOURCC('a','5','2','b');
666 i_fourcc = VLC_FOURCC('l','p','c','m');
672 i_fourcc = VLC_FOURCC('s','p','u',' ');
674 i_fourcc = VLC_FOURCC('s','p','u','b');
679 i_fourcc = VLC_FOURCC('s','d','d','s');
684 i_fourcc = VLC_FOURCC('d','t','s',' ');
688 /* 'b' stands for 'buggy' */
690 i_fourcc = VLC_FOURCC('a','5','2','b');
695 i_fourcc = VLC_FOURCC('l','p','c','b');
700 i_fourcc = VLC_FOURCC('s','p','u','b');
712 /* Add this ES to the program */
713 p_new_es = input_AddES( p_input, p_es->p_pgrm, (u16)i_pid,
714 i_cat, NULL, sizeof( es_ts_data_t ) );
716 ((es_ts_data_t *)p_new_es->p_demux_data)->i_continuity_counter = 0xFF;
718 p_new_es->i_stream_id = i_stream_id;
719 p_new_es->i_fourcc = i_fourcc;
723 p_current_data += 5 + i_es_info_length;
726 /* Go to the beginning of the next section*/
727 p_current_data += 3 + i_section_length;
731 } while( i_current_section < p_psi->i_last_section_number );
733 p_pgrm_data->i_pmt_version = p_psi->i_version_number;
735 /* if no program is selected :*/
736 if( !p_input->stream.p_selected_program )
738 pgrm_descriptor_t * p_pgrm_to_select;
739 u16 i_id = (u16)config_GetInt( p_input, "program" );
741 if( i_id != 0 ) /* if user specified a program */
743 p_pgrm_to_select = input_FindProgram( p_input, i_id );
745 if( p_pgrm_to_select && p_pgrm_to_select == p_es->p_pgrm )
746 p_input->pf_set_program( p_input, p_pgrm_to_select );
749 p_input->pf_set_program( p_input, p_es->p_pgrm );
752 /* if the pmt belongs to the currently selected program, we
753 * reselect it to update its ES */
754 else if( p_es->p_pgrm == p_input->stream.p_selected_program )
756 p_input->pf_set_program( p_input, p_es->p_pgrm );
759 /* inform interface that stream has changed */
760 p_input->stream.b_changed = 1;
762 vlc_mutex_unlock( &p_input->stream.stream_lock );
768 #elif defined MODULE_NAME_IS_ts_dvbpsi
770 * PSI Decoding using libdvbpsi
773 /*****************************************************************************
774 * DemuxPSI : send the PSI to the right libdvbpsi decoder
775 *****************************************************************************/
776 static void TS_DVBPSI_DemuxPSI( input_thread_t * p_input,
777 data_packet_t * p_data,
778 es_descriptor_t * p_es,
779 vlc_bool_t b_unit_start )
781 es_ts_data_t * p_es_demux_data;
782 pgrm_ts_data_t * p_pgrm_demux_data;
783 stream_ts_data_t * p_stream_demux_data;
785 p_es_demux_data = (es_ts_data_t *)p_es->p_demux_data;
786 p_stream_demux_data = (stream_ts_data_t *) p_input->stream.p_demux_data;
788 switch( p_es_demux_data->i_psi_type)
792 (dvbpsi_handle)p_stream_demux_data->p_pat_handle,
793 p_data->p_demux_start );
796 p_pgrm_demux_data = ( pgrm_ts_data_t * )p_es->p_pgrm->p_demux_data;
798 (dvbpsi_handle)p_pgrm_demux_data->p_pmt_handle,
799 p_data->p_demux_start );
802 msg_Warn( p_input, "received unknown PSI in DemuxPSI" );
805 input_DeletePacket( p_input->p_method_data, p_data );
807 /*****************************************************************************
808 * MP4 specific functions
809 *****************************************************************************/
810 static int MP4_DescriptorLength( int *pi_data, uint8_t **pp_data )
813 unsigned int i_len = 0;
819 i_len = ( i_len << 7 ) + ( i_b&0x7f );
825 static int MP4_GetByte( int *pi_data, uint8_t **pp_data )
840 static int MP4_GetWord( int *pi_data, uint8_t **pp_data )
843 i1 = MP4_GetByte( pi_data, pp_data );
844 i2 = MP4_GetByte( pi_data, pp_data );
845 return( ( i1 << 8 ) | i2 );
847 static int MP4_Get3Bytes( int *pi_data, uint8_t **pp_data )
850 i1 = MP4_GetByte( pi_data, pp_data );
851 i2 = MP4_GetByte( pi_data, pp_data );
852 i3 = MP4_GetByte( pi_data, pp_data );
853 return( ( i1 << 16 ) | ( i2 << 8) | i3 );
856 static uint32_t MP4_GetDWord( int *pi_data, uint8_t **pp_data )
859 i1 = MP4_GetWord( pi_data, pp_data );
860 i2 = MP4_GetWord( pi_data, pp_data );
861 return( ( i1 << 16 ) | i2 );
864 static char* MP4_GetURL( int *pi_data, uint8_t **pp_data )
869 i_url_len = MP4_GetByte( pi_data, pp_data );
870 url = malloc( i_url_len + 1 );
871 for( i = 0; i < i_url_len; i++ )
873 url[i] = MP4_GetByte( pi_data, pp_data );
875 url[i_url_len] = '\0';
879 static void MP4_IODParse( iod_descriptor_t *p_iod, int i_data, uint8_t *p_data )
887 fprintf( stderr, "\n************ IOD ************" );
888 for( i = 0; i < 255; i++ )
890 p_iod->es_descr[i].b_ok = 0;
899 p_iod->i_iod_label = MP4_GetByte( &i_data, &p_data );
900 fprintf( stderr, "\n* iod_label:%d", p_iod->i_iod_label );
901 fprintf( stderr, "\n* ===========" );
902 fprintf( stderr, "\n* tag:0x%x", p_data[0] );
904 if( MP4_GetByte( &i_data, &p_data ) != 0x02 )
906 fprintf( stderr, "\n ERR: tag != 0x02" );
910 i_iod_length = MP4_DescriptorLength( &i_data, &p_data );
911 fprintf( stderr, "\n* length:%d", i_iod_length );
912 if( i_iod_length > i_data )
914 i_iod_length = i_data;
917 p_iod->i_od_id = ( MP4_GetByte( &i_data, &p_data ) << 2 );
918 i_flags = MP4_GetByte( &i_data, &p_data );
919 p_iod->i_od_id |= i_flags >> 6;
920 b_url = ( i_flags >> 5 )&0x01;
922 fprintf( stderr, "\n* od_id:%d", p_iod->i_od_id );
923 fprintf( stderr, "\n* url flag:%d", b_url );
924 fprintf( stderr, "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
928 p_iod->psz_url = MP4_GetURL( &i_data, &p_data );
929 fprintf( stderr, "\n* url string:%s", p_iod->psz_url );
930 fprintf( stderr, "\n*****************************\n" );
935 p_iod->psz_url = NULL;
938 p_iod->i_ODProfileLevelIndication = MP4_GetByte( &i_data, &p_data );
939 p_iod->i_sceneProfileLevelIndication = MP4_GetByte( &i_data, &p_data );
940 p_iod->i_audioProfileLevelIndication = MP4_GetByte( &i_data, &p_data );
941 p_iod->i_visualProfileLevelIndication = MP4_GetByte( &i_data, &p_data );
942 p_iod->i_graphicsProfileLevelIndication = MP4_GetByte( &i_data, &p_data );
944 fprintf( stderr, "\n* ODProfileLevelIndication:%d", p_iod->i_ODProfileLevelIndication );
945 fprintf( stderr, "\n* sceneProfileLevelIndication:%d", p_iod->i_sceneProfileLevelIndication );
946 fprintf( stderr, "\n* audioProfileLevelIndication:%d", p_iod->i_audioProfileLevelIndication );
947 fprintf( stderr, "\n* visualProfileLevelIndication:%d", p_iod->i_visualProfileLevelIndication );
948 fprintf( stderr, "\n* graphicsProfileLevelIndication:%d", p_iod->i_graphicsProfileLevelIndication );
951 while( i_data > 0 && i_es_index < 255)
957 i_tag = MP4_GetByte( &i_data, &p_data );
958 i_length = MP4_DescriptorLength( &i_data, &p_data );
969 #define es_descr p_iod->es_descr[i_es_index]
970 int i_decoderConfigDescr_length;
971 fprintf( stderr, "\n* - ES_Descriptor length:%d", i_length );
974 es_descr.i_es_id = MP4_GetWord( &i_data, &p_data );
975 i_flags = MP4_GetByte( &i_data, &p_data );
976 es_descr.b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
977 b_url = ( i_flags >> 6 )&0x01;
978 es_descr.b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
979 es_descr.i_streamPriority = i_flags & 0x1f;
980 fprintf( stderr, "\n* * streamDependenceFlag:%d", es_descr.b_streamDependenceFlag );
981 fprintf( stderr, "\n* * OCRStreamFlag:%d", es_descr.b_OCRStreamFlag );
982 fprintf( stderr, "\n* * streamPriority:%d", es_descr.i_streamPriority );
984 if( es_descr.b_streamDependenceFlag )
986 es_descr.i_dependOn_es_id = MP4_GetWord( &i_data, &p_data );
987 fprintf( stderr, "\n* * dependOn_es_id:%d", es_descr.i_dependOn_es_id );
992 es_descr.psz_url = MP4_GetURL( &i_data, &p_data );
993 fprintf( stderr, "\n* url string:%s", es_descr.psz_url );
997 es_descr.psz_url = NULL;
1000 if( es_descr.b_OCRStreamFlag )
1002 es_descr.i_OCR_es_id = MP4_GetWord( &i_data, &p_data );
1003 fprintf( stderr, "\n* * OCR_es_id:%d", es_descr.i_OCR_es_id );
1006 if( MP4_GetByte( &i_data, &p_data ) != 0x04 )
1008 fprintf( stderr, "\n* ERR missing DecoderConfigDescr" );
1012 i_decoderConfigDescr_length = MP4_DescriptorLength( &i_data, &p_data );
1014 fprintf( stderr, "\n* - DecoderConfigDesc length:%d", i_decoderConfigDescr_length );
1015 #define dec_descr es_descr.dec_descr
1016 dec_descr.i_objectTypeIndication = MP4_GetByte( &i_data, &p_data );
1017 i_flags = MP4_GetByte( &i_data, &p_data );
1018 dec_descr.i_streamType = i_flags >> 2;
1019 dec_descr.b_upStream = ( i_flags >> 1 )&0x01;
1020 dec_descr.i_bufferSizeDB = MP4_Get3Bytes( &i_data, &p_data );
1021 dec_descr.i_maxBitrate = MP4_GetDWord( &i_data, &p_data );
1022 dec_descr.i_avgBitrate = MP4_GetDWord( &i_data, &p_data );
1023 fprintf( stderr, "\n* * objectTypeIndication:0x%x", dec_descr.i_objectTypeIndication );
1024 fprintf( stderr, "\n* * streamType:0x%x", dec_descr.i_streamType );
1025 fprintf( stderr, "\n* * upStream:%d", dec_descr.b_upStream );
1026 fprintf( stderr, "\n* * bufferSizeDB:%d", dec_descr.i_bufferSizeDB );
1027 fprintf( stderr, "\n* * maxBitrate:%d", dec_descr.i_maxBitrate );
1028 fprintf( stderr, "\n* * avgBitrate:%d", dec_descr.i_avgBitrate );
1029 if( i_decoderConfigDescr_length > 13 && MP4_GetByte( &i_data, &p_data ) == 0x05 )
1032 dec_descr.i_decoder_specific_info_len =
1033 MP4_DescriptorLength( &i_data, &p_data );
1034 if( dec_descr.i_decoder_specific_info_len > 0 )
1036 dec_descr.p_decoder_specific_info =
1037 malloc( dec_descr.i_decoder_specific_info_len );
1039 for( i = 0; i < dec_descr.i_decoder_specific_info_len; i++ )
1041 dec_descr.p_decoder_specific_info[i] = MP4_GetByte( &i_data, &p_data );
1046 dec_descr.i_decoder_specific_info_len = 0;
1047 dec_descr.p_decoder_specific_info = NULL;
1051 #define sl_descr es_descr.sl_descr
1053 int i_SLConfigDescr_length;
1056 if( MP4_GetByte( &i_data, &p_data ) != 0x06 )
1058 fprintf( stderr, "\n* ERR missing SLConfigDescr" );
1062 i_SLConfigDescr_length = MP4_DescriptorLength( &i_data, &p_data );
1064 fprintf( stderr, "\n* - SLConfigDescr length:%d", i_SLConfigDescr_length );
1065 i_predefined = MP4_GetByte( &i_data, &p_data );
1066 fprintf( stderr, "\n* * i_predefined:0x%x", i_predefined );
1067 switch( i_predefined )
1071 sl_descr.b_useAccessUnitStartFlag = 0;
1072 sl_descr.b_useAccessUnitEndFlag = 0;
1073 sl_descr.b_useRandomAccessPointFlag = 0;
1074 //sl_descr.b_useRandomAccessUnitsOnlyFlag = 0;
1075 sl_descr.b_usePaddingFlag = 0;
1076 sl_descr.b_useTimeStampsFlags = 0;
1077 sl_descr.b_useIdleFlag = 0;
1078 sl_descr.b_durationFlag = 0; // FIXME FIXME
1079 sl_descr.i_timeStampResolution = 1000;
1080 sl_descr.i_OCRResolution = 0; // FIXME FIXME
1081 sl_descr.i_timeStampLength = 32;
1082 sl_descr.i_OCRLength = 0; // FIXME FIXME
1083 sl_descr.i_AU_Length = 0;
1084 sl_descr.i_instantBitrateLength= 0; // FIXME FIXME
1085 sl_descr.i_degradationPriorityLength= 0;
1086 sl_descr.i_AU_seqNumLength = 0;
1087 sl_descr.i_packetSeqNumLength = 0;
1088 if( sl_descr.b_durationFlag )
1090 sl_descr.i_timeScale = 0; // FIXME FIXME
1091 sl_descr.i_accessUnitDuration = 0; // FIXME FIXME
1092 sl_descr.i_compositionUnitDuration= 0; // FIXME FIXME
1094 if( !sl_descr.b_useTimeStampsFlags )
1096 sl_descr.i_startDecodingTimeStamp = 0; // FIXME FIXME
1097 sl_descr.i_startCompositionTimeStamp= 0; // FIXME FIXME
1102 fprintf( stderr, "\n* ERR unsupported SLConfigDescr predefined" );
1111 fprintf( stderr, "\n* - OD tag:0x%x length:%d (Unsupported)", i_tag, i_length );
1115 p_data = p_data_sav + i_length;
1116 i_data = i_data_sav - i_length;
1121 fprintf( stderr, "\n*****************************\n" );
1124 static void MP4_IODClean( iod_descriptor_t *p_iod )
1128 if( p_iod->psz_url )
1130 free( p_iod->psz_url );
1131 p_iod->psz_url = NULL;
1135 for( i = 0; i < 255; i++ )
1137 #define es_descr p_iod->es_descr[i]
1140 if( es_descr.psz_url )
1142 free( es_descr.psz_url );
1143 es_descr.psz_url = NULL;
1147 if( es_descr.dec_descr.p_decoder_specific_info != NULL )
1149 free( es_descr.dec_descr.p_decoder_specific_info );
1150 es_descr.dec_descr.p_decoder_specific_info = NULL;
1151 es_descr.dec_descr.i_decoder_specific_info_len = 0;
1160 /*****************************************************************************
1161 * HandlePAT: will treat a PAT returned by dvbpsi
1162 *****************************************************************************/
1163 static void TS_DVBPSI_HandlePAT( input_thread_t * p_input,
1164 dvbpsi_pat_t * p_new_pat )
1166 dvbpsi_pat_program_t * p_pgrm;
1167 pgrm_descriptor_t * p_new_pgrm;
1168 pgrm_ts_data_t * p_pgrm_demux;
1169 es_descriptor_t * p_current_es;
1170 es_ts_data_t * p_es_demux;
1171 stream_ts_data_t * p_stream_data;
1173 vlc_mutex_lock( &p_input->stream.stream_lock );
1175 p_stream_data = (stream_ts_data_t *)p_input->stream.p_demux_data;
1177 if ( ( p_new_pat->b_current_next && ( p_new_pat->i_version != p_stream_data->i_pat_version ) ) ||
1178 p_stream_data->i_pat_version == PAT_UNINITIALIZED )
1180 /* Delete all programs */
1181 while( p_input->stream.i_pgrm_number )
1183 pgrm_ts_data_t *p_pgrm_demux_old =
1184 (pgrm_ts_data_t *)p_input->stream.pp_programs[0]->p_demux_data;
1186 if( p_pgrm_demux_old->b_mpeg4 )
1188 MP4_IODClean( &p_pgrm_demux_old->iod );
1191 input_DelProgram( p_input, p_input->stream.pp_programs[0] );
1194 /* treat the new programs list */
1195 p_pgrm = p_new_pat->p_first_program;
1199 /* If program = 0, we're having info about NIT not PMT */
1200 if( p_pgrm->i_number )
1202 /* Add this program */
1203 p_new_pgrm = input_AddProgram( p_input, p_pgrm->i_number,
1204 sizeof( pgrm_ts_data_t ) );
1206 p_pgrm_demux = (pgrm_ts_data_t *)p_new_pgrm->p_demux_data;
1207 p_pgrm_demux->i_pmt_version = PMT_UNINITIALIZED;
1209 /* Add the PMT ES to this program */
1210 p_current_es = input_AddES( p_input, p_new_pgrm,
1211 (u16)p_pgrm->i_pid, UNKNOWN_ES,
1212 NULL, sizeof(es_ts_data_t) );
1213 p_es_demux = (es_ts_data_t *)p_current_es->p_demux_data;
1214 p_es_demux->b_psi = 1;
1215 p_es_demux->i_psi_type = PSI_IS_PMT;
1217 p_es_demux->p_psi_section = malloc( sizeof( psi_section_t ) );
1218 if ( p_es_demux->p_psi_section == NULL )
1220 msg_Err( p_input, "out of memory" );
1221 p_input->b_error = 1;
1225 p_es_demux->p_psi_section->b_is_complete = 0;
1226 p_es_demux->i_continuity_counter = 0xFF;
1228 /* Create a PMT decoder */
1229 p_pgrm_demux->p_pmt_handle = (dvbpsi_handle *)
1230 dvbpsi_AttachPMT( p_pgrm->i_number,
1231 (dvbpsi_pmt_callback) &TS_DVBPSI_HandlePMT,
1234 if( p_pgrm_demux->p_pmt_handle == NULL )
1236 msg_Err( p_input, "could not create PMT decoder" );
1237 p_input->b_error = 1;
1242 p_pgrm = p_pgrm->p_next;
1245 p_stream_data->i_pat_version = p_new_pat->i_version;
1247 vlc_mutex_unlock( &p_input->stream.stream_lock );
1251 /*****************************************************************************
1252 * HandlePMT: will treat a PMT returned by dvbpsi
1253 *****************************************************************************/
1254 static void TS_DVBPSI_HandlePMT( input_thread_t * p_input,
1255 dvbpsi_pmt_t * p_new_pmt )
1257 dvbpsi_pmt_es_t * p_es;
1258 pgrm_descriptor_t * p_pgrm;
1259 es_descriptor_t * p_new_es;
1260 pgrm_ts_data_t * p_pgrm_demux;
1261 vlc_bool_t b_vls_compat = config_GetInt( p_input, "vls-backwards-compat" );
1263 vlc_mutex_lock( &p_input->stream.stream_lock );
1265 p_pgrm = input_FindProgram( p_input, p_new_pmt->i_program_number );
1267 if( p_pgrm == NULL )
1269 msg_Warn( p_input, "PMT of unreferenced program found" );
1273 p_pgrm_demux = (pgrm_ts_data_t *)p_pgrm->p_demux_data;
1274 p_pgrm_demux->i_pcr_pid = p_new_pmt->i_pcr_pid;
1276 if( ( p_new_pmt->b_current_next && ( p_new_pmt->i_version != p_pgrm_demux->i_pmt_version ) ) ||
1277 p_pgrm_demux->i_pmt_version == PMT_UNINITIALIZED )
1279 dvbpsi_descriptor_t *p_dr = p_new_pmt->p_first_descriptor;
1281 while( p_dr && ( p_dr->i_tag != 0x1d ) )
1282 p_dr = p_dr->p_next;
1285 msg_Warn( p_input, "found IOD descriptor" );
1286 MP4_IODParse( &p_pgrm_demux->iod, p_dr->i_length, p_dr->p_data );
1289 p_es = p_new_pmt->p_first_es;
1292 int i_fourcc, i_cat, i_stream_id;
1294 switch( p_es->i_type )
1296 case MPEG1_VIDEO_ES:
1297 case MPEG2_VIDEO_ES:
1298 case MPEG2_MOTO_VIDEO_ES:
1299 i_fourcc = VLC_FOURCC('m','p','g','v');
1302 case MPEG1_AUDIO_ES:
1303 case MPEG2_AUDIO_ES:
1304 i_fourcc = VLC_FOURCC('m','p','g','a');
1308 case A52DVB_AUDIO_ES:
1309 if ( !b_vls_compat )
1310 i_fourcc = VLC_FOURCC('a','5','2',' ');
1312 i_fourcc = VLC_FOURCC('a','5','2','b');
1317 if ( !b_vls_compat )
1318 i_fourcc = VLC_FOURCC('s','p','u',' ');
1320 i_fourcc = VLC_FOURCC('s','p','u','b');
1325 i_fourcc = VLC_FOURCC('l','p','c','m');
1330 i_fourcc = VLC_FOURCC('s','d','d','s');
1335 i_fourcc = VLC_FOURCC('d','t','s',' ');
1340 i_fourcc = VLC_FOURCC('a','5','2','b');
1345 i_fourcc = VLC_FOURCC('s','p','u','b');
1349 case LPCMB_AUDIO_ES:
1350 i_fourcc = VLC_FOURCC('l','p','c','b');
1354 case MPEG4_VIDEO_ES:
1355 i_fourcc = VLC_FOURCC('m','p','4','v');
1359 case MPEG4_AUDIO_ES:
1360 i_fourcc = VLC_FOURCC('m','p','4','a');
1364 case MSCODEC_VIDEO_ES:
1365 i_fourcc = VLC_FOURCC(0,0,0,0); // fixed later
1376 p_new_es = input_AddES( p_input, p_pgrm, (u16)p_es->i_pid,
1377 i_cat, NULL, sizeof( es_ts_data_t ) );
1378 if( p_new_es == NULL )
1380 msg_Err( p_input, "could not add ES %d", p_es->i_pid );
1381 p_input->b_error = 1;
1384 p_new_es->i_fourcc = i_fourcc;
1385 p_new_es->i_stream_id = i_stream_id;
1387 ((es_ts_data_t *)p_new_es->p_demux_data)->i_continuity_counter = 0xFF;
1389 if( p_es->i_type == MPEG4_VIDEO_ES || p_es->i_type == MPEG4_AUDIO_ES )
1391 /* mpeg4 stream, search sl_descriptor */
1392 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1393 es_ts_data_t *p_es_demux =
1394 (es_ts_data_t*)p_new_es->p_demux_data;
1396 while( p_dr && ( p_dr->i_tag != 0x1f ) )
1397 p_dr = p_dr->p_next;
1398 if( p_dr && p_dr->i_length == 2 )
1400 int i_es_descr_index;
1402 p_es_demux->i_es_id =
1403 ( p_dr->p_data[0] << 8 ) | p_dr->p_data[1];
1404 p_es_demux->p_es_descr = NULL;
1406 msg_Warn( p_input, "found SL_descriptor" );
1407 for( i_es_descr_index = 0; i_es_descr_index < 255; i_es_descr_index++ )
1409 if( p_pgrm_demux->iod.es_descr[i_es_descr_index].b_ok &&
1410 p_pgrm_demux->iod.es_descr[i_es_descr_index].i_es_id == p_es_demux->i_es_id )
1412 p_es_demux->p_es_descr = &p_pgrm_demux->iod.es_descr[i_es_descr_index];
1417 if( p_es_demux->p_es_descr != NULL )
1419 vlc_fourcc_t i_fourcc;
1421 p_es_demux->b_mpeg4 = 1;
1424 switch( p_es_demux->p_es_descr->dec_descr.i_streamType )
1426 case 0x04: /* VisualStream */
1428 switch( p_es_demux->p_es_descr->dec_descr.i_objectTypeIndication )
1431 i_fourcc = VLC_FOURCC('m','p','4','v'); // mpeg4
1439 i_fourcc = VLC_FOURCC( 'm','p','g','v' ); // mpeg2
1442 i_fourcc = VLC_FOURCC( 'm','p','g','v' ); // mpeg1
1445 i_fourcc = VLC_FOURCC( 'j','p','e','g' ); // mpeg1
1452 case 0x05: /* AudioStream */
1454 switch( p_es_demux->p_es_descr->dec_descr.i_objectTypeIndication )
1457 i_fourcc = VLC_FOURCC('m','p','4','a'); // mpeg4
1462 i_fourcc = VLC_FOURCC('m','p','4','a'); // mpeg2 aac
1465 i_fourcc = VLC_FOURCC('m','p','g','a'); // mpeg2
1468 i_fourcc = VLC_FOURCC('m','p','g','a'); // mpeg1
1481 p_new_es->i_fourcc = i_fourcc;
1482 p_new_es->i_cat = i_cat;
1488 BITMAPINFOHEADER *p_bih;
1490 i_size = sizeof( BITMAPINFOHEADER ) +
1491 p_es_demux->p_es_descr->dec_descr.i_decoder_specific_info_len;
1492 p_new_es->p_bitmapinfoheader = (void*)p_bih = malloc( i_size );
1493 p_bih->biSize = i_size;
1495 p_bih->biHeight = 0;
1496 p_bih->biPlanes = 1;
1497 p_bih->biBitCount = 0;
1498 p_bih->biCompression = 0;
1499 p_bih->biSizeImage = 0;
1500 p_bih->biXPelsPerMeter = 0;
1501 p_bih->biYPelsPerMeter = 0;
1502 p_bih->biClrUsed = 0;
1503 p_bih->biClrImportant = 0;
1505 p_es_demux->p_es_descr->dec_descr.p_decoder_specific_info,
1506 p_es_demux->p_es_descr->dec_descr.i_decoder_specific_info_len );
1514 i_size = sizeof( WAVEFORMATEX ) +
1515 p_es_demux->p_es_descr->dec_descr.i_decoder_specific_info_len;
1516 p_new_es->p_waveformatex = (void*)p_wf = malloc( i_size );
1517 p_wf->wFormatTag = 0xffff;
1518 p_wf->nChannels = 0;
1519 p_wf->nSamplesPerSec = 0;
1520 p_wf->nAvgBytesPerSec = 0;
1521 p_wf->nBlockAlign = 1;
1522 p_wf->wBitsPerSample = 0;
1523 p_wf->cbSize = p_es_demux->p_es_descr->dec_descr.i_decoder_specific_info_len;
1525 p_es_demux->p_es_descr->dec_descr.p_decoder_specific_info,
1526 p_es_demux->p_es_descr->dec_descr.i_decoder_specific_info_len );
1535 msg_Warn( p_input, "mpeg4 stream without (valid) sl_descriptor" );
1536 p_es_demux->b_mpeg4 = 0;
1540 else if( p_es->i_type == MSCODEC_VIDEO_ES )
1542 /* crapy ms codec stream, search private descriptor */
1543 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1544 es_ts_data_t *p_es_demux =
1545 (es_ts_data_t*)p_new_es->p_demux_data;
1547 while( p_dr && ( p_dr->i_tag != 0xa0 ) )
1548 p_dr = p_dr->p_next;
1549 if( p_dr && p_dr->i_length >= 8 )
1553 BITMAPINFOHEADER *p_bih;
1555 p_new_es->i_fourcc = ( p_dr->p_data[0] << 24 )| ( p_dr->p_data[1] << 16 )|
1556 ( p_dr->p_data[2] << 8 )| ( p_dr->p_data[3] );
1558 i_bih_size = ( ( p_dr->p_data[8] << 8)|( p_dr->p_data[9] ) );
1559 i_size = sizeof( BITMAPINFOHEADER ) + i_bih_size;
1561 p_new_es->p_bitmapinfoheader = (void*)p_bih = malloc( i_size );
1562 p_bih->biSize = i_size;
1563 p_bih->biWidth = ( p_dr->p_data[4] << 8 )|p_dr->p_data[5];
1564 p_bih->biHeight = ( p_dr->p_data[6] << 8 )|p_dr->p_data[7];
1565 p_bih->biPlanes = 1;
1566 p_bih->biBitCount = 0;
1567 p_bih->biCompression = 0;
1568 p_bih->biSizeImage = 0;
1569 p_bih->biXPelsPerMeter = 0;
1570 p_bih->biYPelsPerMeter = 0;
1571 p_bih->biClrUsed = 0;
1572 p_bih->biClrImportant = 0;
1579 msg_Warn( p_input, "private ms-codec stream without bih private sl_descriptor" );
1580 p_new_es->i_fourcc = 0;
1581 p_new_es->i_cat = UNKNOWN_ES;
1585 if( ( p_new_es->i_cat == AUDIO_ES )
1586 || (p_new_es->i_cat == SPU_ES ) )
1588 dvbpsi_descriptor_t *p_dr = p_es->p_first_descriptor;
1589 while( p_dr && ( p_dr->i_tag != 0x0a ) )
1590 p_dr = p_dr->p_next;
1593 dvbpsi_iso639_dr_t *p_decoded =
1594 dvbpsi_DecodeISO639Dr( p_dr );
1595 if( p_decoded->i_code_count > 0 )
1597 const iso639_lang_t * p_iso;
1598 p_iso = GetLang_2T((char*)p_decoded->i_iso_639_code);
1601 if(p_iso->psz_native_name[0])
1602 strcpy( p_new_es->psz_desc,
1603 p_iso->psz_native_name );
1605 strcpy( p_new_es->psz_desc,
1606 p_iso->psz_eng_name );
1610 strncpy( p_new_es->psz_desc,
1611 p_decoded->i_iso_639_code, 3 );
1615 switch( p_es->i_type )
1617 case MPEG1_AUDIO_ES:
1618 case MPEG2_AUDIO_ES:
1619 strcat( p_new_es->psz_desc, " (mpeg)" );
1622 case LPCMB_AUDIO_ES:
1623 strcat( p_new_es->psz_desc, " (lpcm)" );
1626 case A52DVB_AUDIO_ES:
1628 strcat( p_new_es->psz_desc, " (A52)" );
1630 case MPEG4_AUDIO_ES:
1631 strcat( p_new_es->psz_desc, " (aac)" );
1636 p_es = p_es->p_next;
1639 /* if no program is selected :*/
1640 if( !p_input->stream.p_selected_program )
1642 pgrm_descriptor_t * p_pgrm_to_select;
1643 u16 i_id = (u16)config_GetInt( p_input, "program" );
1645 if( i_id != 0 ) /* if user specified a program */
1647 p_pgrm_to_select = input_FindProgram( p_input, i_id );
1649 if( p_pgrm_to_select && p_pgrm_to_select == p_pgrm )
1650 p_input->pf_set_program( p_input, p_pgrm_to_select );
1653 p_input->pf_set_program( p_input, p_pgrm );
1655 /* if the pmt belongs to the currently selected program, we
1656 * reselect it to update its ES */
1657 else if( p_pgrm == p_input->stream.p_selected_program )
1659 p_input->pf_set_program( p_input, p_pgrm );
1662 p_pgrm_demux->i_pmt_version = p_new_pmt->i_version;
1663 p_input->stream.b_changed = 1;
1665 vlc_mutex_unlock( &p_input->stream.stream_lock );