git.sesse.net Git - vlc/blob - modules/mux/mpeg/ts.c

   1 /*****************************************************************************
   2  * ts.c: MPEG-II TS Muxer
   3  *****************************************************************************
   4  * Copyright (C) 2001-2005 VideoLAN (Centrale Réseaux) and its contributors
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *          Eric Petit <titer@videolan.org>
   9  *          Jean-Paul Saman <jpsaman #_at_# m2x.nl>
  10  *          Wallace Wadge <wwadge #_at_# gmail.com>
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  25  *****************************************************************************/
  26
  27 /*****************************************************************************
  28  * Preamble
  29  *****************************************************************************/
  30 #include <stdlib.h>
  31
  32 #include <vlc/vlc.h>
  33 #include <vlc/input.h>
  34 #include <vlc/sout.h>
  35
  36 #include "iso_lang.h"
  37
  38 #include "bits.h"
  39 #include "pes.h"
  40 #include "csa.h"
  41
  42 #ifdef HAVE_DVBPSI_DR_H
  43 #   include <dvbpsi/dvbpsi.h>
  44 #   include <dvbpsi/demux.h>
  45 #   include <dvbpsi/descriptor.h>
  46 #   include <dvbpsi/pat.h>
  47 #   include <dvbpsi/pmt.h>
  48 #   include <dvbpsi/sdt.h>
  49 #   include <dvbpsi/dr.h>
  50 #   include <dvbpsi/psi.h>
  51 #else
  52 #   include "dvbpsi.h"
  53 #   include "demux.h"
  54 #   include "descriptor.h"
  55 #   include "tables/pat.h"
  56 #   include "tables/pmt.h"
  57 #   include "tables/sdt.h"
  58 #   include "descriptors/dr.h"
  59 #   include "psi.h"
  60 #endif
  61
  62 /*
  63  * TODO:
  64  *  - check PCR frequency requirement
  65  *  - check PAT/PMT  "        "
  66  *  - check PCR/PCR "soft"
  67  *  - check if "registration" descriptor : "AC-3" should be a program
  68  *    descriptor or an es one. (xine want an es one)
  69  *
  70  *  - remove creation of PAT/PMT without dvbpsi
  71  *  - ?
  72  * FIXME:
  73  *  - subtitle support is far from perfect. I expect some subtitles drop
  74  *    if they arrive a bit late
  75  *    (We cannot rely on the fact that the fifo should be full)
  76  */
  77 /*****************************************************************************
  78  * Module descriptor
  79  *****************************************************************************/
  80 static int     Open   ( vlc_object_t * );
  81 static void    Close  ( vlc_object_t * );
  82
  83 #define VPID_TEXT N_("Video PID")
  84 #define VPID_LONGTEXT N_("Assigns a fixed PID to the video stream. The PCR " \
  85   "PID will automatically be the video.")
  86 #define APID_TEXT N_("Audio PID")
  87 #define APID_LONGTEXT N_("Assigns a fixed PID to the audio stream.")
  88 #define SPUPID_TEXT N_("SPU PID")
  89 #define SPUPID_LONGTEXT N_("Assigns a fixed PID to the SPU.")
  90 #define PMTPID_TEXT N_("PMT PID")
  91 #define PMTPID_LONGTEXT N_("Assigns a fixed PID to the PMT")
  92 #define TSID_TEXT N_("TS ID")
  93 #define TSID_LONGTEXT N_("Assigns a fixed Transport Stream ID.")
  94 #define NETID_TEXT N_("NET ID")
  95 #define NETID_LONGTEXT N_("Assigns a fixed Network ID (for SDT table)")
  96 #define PMTPROG_TEXT N_("PMT Program numbers (requires --sout-ts-es-id-pid)")
  97 #define PMTPROG_LONGTEXT N_("Assigns a program number to each PMT")
  98 #define MUXPMT_TEXT N_("Mux PMT (requires --sout-ts-es-id-pid)")
  99 #define MUXPMT_LONGTEXT N_("Defines the pids to add to each pmt." )
 100
 101 #define SDTDESC_TEXT N_("SDT Descriptors (requires --sout-ts-es-id-pid)")
 102 #define SDTDESC_LONGTEXT N_("Defines the descriptors of each SDT" )
 103
 104 #define PID_TEXT N_("Set PID to id of ES")
 105 #define PID_LONGTEXT N_("set PID to id of es")
 106
 107 #define SHAPING_TEXT N_("Shaping delay (ms)")
 108 #define SHAPING_LONGTEXT N_("If enabled, the TS muxer will cut the " \
 109   "stream in slices of the given duration, and ensure a constant bitrate " \
 110   "between the two boundaries. This avoids having huge bitrate peaks for " \
 111   "reference frames, in particular.")
 112 #define KEYF_TEXT N_("Use keyframes")
 113 #define KEYF_LONGTEXT N_("If enabled, and shaping is specified, " \
 114   "the TS muxer will place the boundaries at the end of I pictures. In " \
 115   "that case, the shaping duration given by the user is a worse case " \
 116   "used when no reference frame is available. This enhances the efficiency " \
 117   "of the shaping algorithm, since I frames are usually the biggest " \
 118   "frames in the stream.")
 119
 120 #define PCR_TEXT N_("PCR delay (ms)")
 121 #define PCR_LONGTEXT N_("This option allows you to set at which interval " \
 122   "PCRs (Program Clock Reference) will be sent. " \
 123   "This value should be below 100ms. (default is 70)")
 124
 125 #define BMIN_TEXT N_( "Minimum B (deprecated)")
 126 #define BMIN_LONGTEXT N_( "This setting is deprecated and not used anymore" )
 127
 128 #define BMAX_TEXT N_( "Maximum B (deprecated)")
 129 #define BMAX_LONGTEXT N_( "This setting is deprecated and not used anymore")
 130
 131 #define DTS_TEXT N_("DTS delay (ms)")
 132 #define DTS_LONGTEXT N_("This option will delay the DTS (decoding time " \
 133   "stamps) and PTS (presentation timestamps) of the data in the " \
 134   "stream, compared to the PCRs. This allows for some buffering inside " \
 135   "the client decoder.")
 136
 137 #define ACRYPT_TEXT N_("Crypt audio")
 138 #define ACRYPT_LONGTEXT N_("Crypt audio using CSA")
 139 #define VCRYPT_TEXT N_("Crypt video")
 140 #define VCRYPT_LONGTEXT N_("Crypt video using CSA")
 141
 142 #define CK_TEXT N_("CSA Key")
 143 #define CK_LONGTEXT N_("Defines the CSA encryption key. This must be a " \
 144   "16 char string (8 hexadecimal bytes).")
 145
 146 #define CPKT_TEXT N_("Packet size in bytes to encrypt")
 147 #define CPKT_LONGTEXT N_("Specify the size of the TS packet to encrypt. " \
 148     "The encryption routines subtract the TS-header from the value before " \
 149     "encrypting. " )
 150
 151 #define SOUT_CFG_PREFIX "sout-ts-"
 152 #ifdef HAVE_BSEARCH
 153 #   define MAX_PMT 64       /* Maximum number of programs. FIXME: I just chose an arbitary number. Where is the maximum in the spec? */
 154 #else
 155 #   define MAX_PMT 1
 156 #endif
 157 #define MAX_PMT_PID 64       /* Maximum pids in each pmt.  FIXME: I just chose an arbitary number. Where is the maximum in the spec? */
 158
 159 vlc_module_begin();
 160     set_description( _("TS muxer (libdvbpsi)") );
 161     set_shortname( "MPEG-TS");
 162     set_category( CAT_SOUT );
 163     set_subcategory( SUBCAT_SOUT_MUX );
 164     set_capability( "sout mux", 120 );
 165     add_shortcut( "ts" );
 166
 167     add_integer( SOUT_CFG_PREFIX "pid-video", 0, NULL,VPID_TEXT, VPID_LONGTEXT,
 168                                   VLC_TRUE );
 169     add_integer( SOUT_CFG_PREFIX "pid-audio", 0, NULL, APID_TEXT,
 170                  APID_LONGTEXT, VLC_TRUE );
 171     add_integer( SOUT_CFG_PREFIX "pid-spu", 0, NULL, SPUPID_TEXT,
 172                  SPUPID_LONGTEXT, VLC_TRUE );
 173     add_integer( SOUT_CFG_PREFIX "pid-pmt", 0, NULL, PMTPID_TEXT,
 174                  PMTPID_LONGTEXT, VLC_TRUE );
 175     add_integer( SOUT_CFG_PREFIX "tsid", 0, NULL, TSID_TEXT,
 176                  TSID_LONGTEXT, VLC_TRUE );
 177 #ifdef HAVE_DVBPSI_SDT
 178     add_integer( SOUT_CFG_PREFIX "netid", 0, NULL, NETID_TEXT,
 179                  NETID_LONGTEXT, VLC_TRUE );
 180 #endif
 181     add_string( SOUT_CFG_PREFIX "program-pmt", NULL, NULL, PMTPROG_TEXT,
 182                 PMTPROG_LONGTEXT, VLC_TRUE );
 183     add_bool( SOUT_CFG_PREFIX "es-id-pid", 0, NULL, PID_TEXT, PID_LONGTEXT,
 184               VLC_TRUE );
 185     add_string( SOUT_CFG_PREFIX "muxpmt", NULL, NULL, MUXPMT_TEXT, MUXPMT_LONGTEXT, VLC_TRUE );
 186 #ifdef HAVE_DVBPSI_SDT
 187     add_string( SOUT_CFG_PREFIX "sdtdesc", NULL, NULL, SDTDESC_TEXT, SDTDESC_LONGTEXT, VLC_TRUE );
 188 #endif
 189
 190     add_integer( SOUT_CFG_PREFIX "shaping", 200, NULL,SHAPING_TEXT,
 191                  SHAPING_LONGTEXT, VLC_TRUE );
 192     add_bool( SOUT_CFG_PREFIX "use-key-frames", VLC_FALSE, NULL, KEYF_TEXT,
 193               KEYF_LONGTEXT, VLC_TRUE );
 194
 195     add_integer( SOUT_CFG_PREFIX "pcr", 70, NULL, PCR_TEXT, PCR_LONGTEXT,
 196                  VLC_TRUE );
 197     add_integer( SOUT_CFG_PREFIX "bmin", 0, NULL, BMIN_TEXT, BMIN_LONGTEXT,
 198                  VLC_TRUE );
 199     add_integer( SOUT_CFG_PREFIX "bmax", 0, NULL, BMAX_TEXT, BMAX_LONGTEXT,
 200                  VLC_TRUE );
 201     add_integer( SOUT_CFG_PREFIX "dts-delay", 400, NULL, DTS_TEXT,
 202                  DTS_LONGTEXT, VLC_TRUE );
 203
 204     add_bool( SOUT_CFG_PREFIX "crypt-audio", VLC_TRUE, NULL, ACRYPT_TEXT,
 205               ACRYPT_LONGTEXT, VLC_TRUE );
 206     add_bool( SOUT_CFG_PREFIX "crypt-video", VLC_TRUE, NULL, VCRYPT_TEXT,
 207               VCRYPT_LONGTEXT, VLC_TRUE );
 208
 209     add_string( SOUT_CFG_PREFIX "csa-ck", NULL, NULL, CK_TEXT, CK_LONGTEXT,
 210                 VLC_TRUE );
 211     add_integer( SOUT_CFG_PREFIX "csa-pkt", 188, NULL, CPKT_TEXT, CPKT_LONGTEXT, VLC_TRUE );
 212
 213     set_callbacks( Open, Close );
 214 vlc_module_end();
 215
 216 /*****************************************************************************
 217  * Local data structures
 218  *****************************************************************************/
 219 static const char *ppsz_sout_options[] = {
 220     "pid-video", "pid-audio", "pid-spu", "pid-pmt", "tsid", "netid",
 221     "es-id-pid", "shaping", "pcr", "bmin", "bmax", "use-key-frames",
 222     "dts-delay", "csa-ck", "csa-pkt", "crypt-audio", "crypt-video",
 223     "muxpmt", "sdtdesc", "program-pmt",
 224     NULL
 225 };
 226
 227 typedef struct pmt_map_t   /* Holds the mapping between the pmt-pid/pmt table */
 228 {
 229     int i_pid;
 230     unsigned long i_prog;
 231 } pmt_map_t;
 232
 233 typedef struct sdt_desc_t
 234 {
 235     char *psz_provider;
 236     char *psz_service_name;  /* name of program */
 237 } sdt_desc_t;
 238
 239 typedef struct
 240 {
 241     int     i_depth;
 242     block_t *p_first;
 243     block_t **pp_last;
 244 } sout_buffer_chain_t;
 245
 246 static inline void BufferChainInit  ( sout_buffer_chain_t *c )
 247 {
 248     c->i_depth = 0;
 249     c->p_first = NULL;
 250     c->pp_last = &c->p_first;
 251 }
 252
 253 static inline void BufferChainAppend( sout_buffer_chain_t *c, block_t *b )
 254 {
 255     *c->pp_last = b;
 256     c->i_depth++;
 257
 258     while( b->p_next )
 259     {
 260         b = b->p_next;
 261         c->i_depth++;
 262     }
 263     c->pp_last = &b->p_next;
 264 }
 265
 266 static inline block_t *BufferChainGet( sout_buffer_chain_t *c )
 267 {
 268     block_t *b = c->p_first;
 269
 270     if( b )
 271     {
 272         c->i_depth--;
 273         c->p_first = b->p_next;
 274
 275         if( c->p_first == NULL )
 276         {
 277             c->pp_last = &c->p_first;
 278         }
 279
 280         b->p_next = NULL;
 281     }
 282     return b;
 283 }
 284
 285 static inline block_t *BufferChainPeek( sout_buffer_chain_t *c )
 286 {
 287     block_t *b = c->p_first;
 288
 289     return b;
 290 }
 291
 292 static inline void BufferChainClean( sout_instance_t *p_sout,
 293                                      sout_buffer_chain_t *c )
 294 {
 295     block_t *b;
 296
 297     while( ( b = BufferChainGet( c ) ) )
 298     {
 299         block_Release( b );
 300     }
 301     BufferChainInit( c );
 302 }
 303
 304 typedef struct ts_stream_t
 305 {
 306     int             i_pid;
 307     vlc_fourcc_t    i_codec;
 308
 309     int             i_stream_type;
 310     int             i_stream_id;
 311     int             i_continuity_counter;
 312     vlc_bool_t      b_discontinuity;
 313
 314     /* to be used for carriege of DIV3 */
 315     vlc_fourcc_t    i_bih_codec;
 316     int             i_bih_width, i_bih_height;
 317
 318     /* Specific to mpeg4 in mpeg2ts */
 319     int             i_es_id;
 320
 321     int             i_decoder_specific_info;
 322     uint8_t         *p_decoder_specific_info;
 323
 324     /* language is iso639-2T */
 325     uint8_t         lang[3];
 326
 327     sout_buffer_chain_t chain_pes;
 328     mtime_t             i_pes_dts;
 329     mtime_t             i_pes_length;
 330     int                 i_pes_used;
 331     vlc_bool_t          b_key_frame;
 332
 333 } ts_stream_t;
 334
 335 struct sout_mux_sys_t
 336 {
 337     int             i_pcr_pid;
 338     sout_input_t    *p_pcr_input;
 339
 340     int             i_audio_bound;
 341     int             i_video_bound;
 342
 343     vlc_bool_t      b_es_id_pid;
 344     vlc_bool_t      b_sdt;
 345     int             i_pid_video;
 346     int             i_pid_audio;
 347     int             i_pid_spu;
 348     int             i_pid_free; /* first usable pid */
 349
 350     int             i_tsid;
 351     int             i_netid;
 352     int             i_num_pmt;
 353     int             i_pmtslots;
 354     int             i_pat_version_number;
 355     ts_stream_t     pat;
 356
 357     int             i_pmt_version_number;
 358     ts_stream_t     pmt[MAX_PMT];
 359     pmt_map_t       pmtmap[MAX_PMT_PID];
 360     int             i_pmt_program_number[MAX_PMT];
 361     sdt_desc_t      sdt_descriptors[MAX_PMT];
 362
 363     int             i_mpeg4_streams;
 364
 365     int             i_null_continuity_counter;  /* Needed ? */
 366     ts_stream_t     sdt;
 367     dvbpsi_pmt_t    *dvbpmt;
 368
 369     /* for TS building */
 370     int64_t             i_bitrate_min;
 371     int64_t             i_bitrate_max;
 372
 373     int64_t             i_shaping_delay;
 374     int64_t             i_pcr_delay;
 375
 376     int64_t             i_dts_delay;
 377
 378     vlc_bool_t          b_use_key_frames;
 379
 380     mtime_t             i_pcr;  /* last PCR emited */
 381
 382     csa_t               *csa;
 383     int                 i_csa_pkt_size;
 384     vlc_bool_t          b_crypt_audio;
 385     vlc_bool_t          b_crypt_video;
 386 };
 387
 388 /* Reserve a pid and return it */
 389 static int  AllocatePID( sout_mux_sys_t *p_sys, int i_cat )
 390 {
 391     int i_pid;
 392     if ( i_cat == VIDEO_ES && p_sys->i_pid_video )
 393     {
 394         i_pid = p_sys->i_pid_video;
 395         p_sys->i_pid_video = 0;
 396     }
 397     else if ( i_cat == AUDIO_ES && p_sys->i_pid_audio )
 398     {
 399         i_pid = p_sys->i_pid_audio;
 400         p_sys->i_pid_audio = 0;
 401     }
 402     else if ( i_cat == SPU_ES && p_sys->i_pid_spu )
 403     {
 404         i_pid = p_sys->i_pid_spu;
 405         p_sys->i_pid_spu = 0;
 406     }
 407     else
 408     {
 409         i_pid = ++p_sys->i_pid_free;
 410     }
 411     return i_pid;
 412 }
 413
 414 static int pmtcompare( const void *pa, const void *pb )
 415 {
 416     if ( ((pmt_map_t *)pa)->i_pid  < ((pmt_map_t *)pb)->i_pid )
 417         return -1;
 418     else if ( ((pmt_map_t *)pa)->i_pid  > ((pmt_map_t *)pb)->i_pid )
 419         return 1;
 420     else
 421         return 0;
 422 }
 423
 424 static int intcompare( const void *pa, const void *pb )
 425 {
 426     if ( *(int *)pa  < *(int *)pb )
 427         return -1;
 428     else if ( *(int *)pa > *(int *)pb )
 429         return 1;
 430     else
 431         return 0;
 432 }
 433
 434 /*****************************************************************************
 435  * Local prototypes
 436  *****************************************************************************/
 437 static int Control  ( sout_mux_t *, int, va_list );
 438 static int AddStream( sout_mux_t *, sout_input_t * );
 439 static int DelStream( sout_mux_t *, sout_input_t * );
 440 static int Mux      ( sout_mux_t * );
 441
 442 static block_t *FixPES( sout_mux_t *p_mux, block_fifo_t *p_fifo );
 443 static void TSSchedule  ( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
 444                           mtime_t i_pcr_length, mtime_t i_pcr_dts );
 445 static void TSDate      ( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
 446                           mtime_t i_pcr_length, mtime_t i_pcr_dts );
 447 static void GetPAT( sout_mux_t *p_mux, sout_buffer_chain_t *c );
 448 static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c );
 449
 450 static block_t *TSNew( sout_mux_t *p_mux, ts_stream_t *p_stream, vlc_bool_t b_pcr );
 451 static void TSSetPCR( block_t *p_ts, mtime_t i_dts );
 452
 453 static void PEStoTS  ( sout_instance_t *, sout_buffer_chain_t *, block_t *, ts_stream_t * );
 454
 455 /*****************************************************************************
 456  * Open:
 457  *****************************************************************************/
 458 static int Open( vlc_object_t *p_this )
 459 {
 460     sout_mux_t          *p_mux =(sout_mux_t*)p_this;
 461     sout_mux_sys_t      *p_sys = NULL;
 462     vlc_value_t         val;
 463     int i;
 464
 465     sout_CfgParse( p_mux, SOUT_CFG_PREFIX, ppsz_sout_options, p_mux->p_cfg );
 466
 467     p_sys = malloc( sizeof( sout_mux_sys_t ) );
 468     if( !p_sys )
 469         return VLC_ENOMEM;
 470     p_sys->i_pmtslots = p_sys->b_sdt = 0;
 471     p_sys->i_num_pmt = 1;
 472     p_sys->dvbpmt = NULL;
 473     memset( &p_sys->pmtmap, 0, sizeof(p_sys->pmtmap) );
 474
 475     p_mux->pf_control   = Control;
 476     p_mux->pf_addstream = AddStream;
 477     p_mux->pf_delstream = DelStream;
 478     p_mux->pf_mux       = Mux;
 479     p_mux->p_sys        = p_sys;
 480
 481     srand( (uint32_t)mdate() );
 482     for ( i = 0; i < MAX_PMT; i++ )
 483         p_sys->sdt_descriptors[i].psz_service_name
 484             = p_sys->sdt_descriptors[i].psz_provider = NULL;
 485     memset( p_sys->sdt_descriptors, 0, sizeof(sdt_desc_t) );
 486
 487     p_sys->i_audio_bound = 0;
 488     p_sys->i_video_bound = 0;
 489
 490     var_Get( p_mux, SOUT_CFG_PREFIX "es-id-pid", &val );
 491     p_sys->b_es_id_pid = val.b_bool;
 492
 493     var_Get( p_mux, SOUT_CFG_PREFIX "muxpmt", &val );
 494     /*
 495        fetch string of pmts. Here's a sample: --sout-ts-muxpmt="0x451,0x200,0x28a,0x240,,0x450,0x201,0x28b,0x241,,0x452,0x202,0x28c,0x242"
 496        This would mean 0x451, 0x200, 0x28a, 0x240 would fall under one pmt (program), 0x450,0x201,0x28b,0x241 would fall under another
 497     */
 498     if( val.psz_string != NULL && *val.psz_string )
 499     {
 500         char *psz_next;
 501         char *psz = val.psz_string;
 502         uint16_t i_pid;
 503         psz_next = psz;
 504
 505         while( psz != NULL )
 506         {
 507             i_pid = strtoul( psz, &psz_next, 0 );
 508
 509             if ( strlen(psz_next) > 0 )
 510                 psz = &psz_next[1];
 511             if ( i_pid == 0 )
 512             {
 513                 p_sys->i_num_pmt++;
 514                 if ( p_sys->i_num_pmt > MAX_PMT )
 515                 {
 516                     msg_Err( p_mux,
 517              "Number of PMTs greater than compiled maximum (%d)", MAX_PMT );
 518                     p_sys->i_num_pmt = MAX_PMT;
 519                 }
 520             }
 521             else
 522             {
 523                 p_sys->pmtmap[p_sys->i_pmtslots].i_pid = i_pid;
 524                 p_sys->pmtmap[p_sys->i_pmtslots].i_prog = p_sys->i_num_pmt - 1;
 525                 p_sys->i_pmtslots++;
 526                 if ( p_sys->i_pmtslots > MAX_PMT_PID )
 527                 {
 528                     msg_Err( p_mux,
 529              "Number of pids in PMT greater than compiled maximum (%d)",
 530                              MAX_PMT_PID );
 531                     p_sys->i_pmtslots = MAX_PMT_PID;
 532                 }
 533             }
 534
 535             /* Now sort according to pids for fast search later on */
 536             qsort( (void *)p_sys->pmtmap, p_sys->i_pmtslots,
 537                    sizeof(pmt_map_t), &pmtcompare );
 538             if ( !*psz_next )
 539                 psz = NULL;
 540         }
 541     }
 542     if( val.psz_string != NULL) free( val.psz_string );
 543
 544     p_sys->i_pat_version_number = rand() % 32;
 545     p_sys->pat.i_pid = 0;
 546     p_sys->pat.i_continuity_counter = 0;
 547     p_sys->pat.b_discontinuity = VLC_FALSE;
 548
 549     var_Get( p_mux, SOUT_CFG_PREFIX "tsid", &val );
 550     if ( val.i_int )
 551         p_sys->i_tsid = val.i_int;
 552     else
 553         p_sys->i_tsid = rand() % 65536;
 554
 555     p_sys->i_netid = rand() % 65536;
 556 #ifdef HAVE_DVBPSI_SDT
 557     var_Get( p_mux, SOUT_CFG_PREFIX "netid", &val );
 558     if ( val.i_int )
 559         p_sys->i_netid = val.i_int;
 560 #endif
 561
 562     p_sys->i_pmt_version_number = rand() % 32;
 563     for( i = 0; i < p_sys->i_num_pmt; i++ )
 564     {
 565         p_sys->pmt[i].i_continuity_counter = 0;
 566         p_sys->pmt[i].b_discontinuity = VLC_FALSE;
 567     }
 568
 569     p_sys->sdt.i_pid = 0x11;
 570     p_sys->sdt.i_continuity_counter = 0;
 571     p_sys->sdt.b_discontinuity = VLC_FALSE;
 572
 573 #ifdef HAVE_DVBPSI_SDT
 574     var_Get( p_mux, SOUT_CFG_PREFIX "sdtdesc", &val );
 575     p_sys->b_sdt = val.psz_string && *val.psz_string ? VLC_TRUE : VLC_FALSE;
 576
 577     /* Syntax is provider_sdt1,service_name_sdt1,provider_sdt2,service_name_sdt2... */
 578     if( p_sys->b_sdt )
 579     {
 580
 581         char *psz = val.psz_string;
 582         char *psz_sdttoken = psz;
 583
 584         i = 0;
 585         while ( psz_sdttoken != NULL )
 586         {
 587             char *psz_end = strchr( psz_sdttoken, ',' );
 588             if( psz_end != NULL )
 589             {
 590                 *psz_end++ = '\0';
 591             }
 592             if ( !(i % 2) )
 593             {
 594                 p_sys->sdt_descriptors[i/2].psz_provider
 595                     = strdup(psz_sdttoken);
 596             }
 597             else
 598             {
 599                 p_sys->sdt_descriptors[i/2].psz_service_name
 600                     = strdup(psz_sdttoken);
 601             }
 602
 603             i++;
 604             psz_sdttoken = psz_end;
 605         }
 606     }
 607     if( val.psz_string != NULL ) free( val.psz_string );
 608 #else
 609     p_sys->b_sdt = VLC_FALSE;
 610 #endif
 611
 612     var_Get( p_mux, SOUT_CFG_PREFIX "program-pmt", &val );
 613     if( val.psz_string && *val.psz_string )
 614     {
 615         char *psz_next;
 616         char *psz = val.psz_string;
 617         uint16_t i_pid;
 618
 619         psz_next = psz;
 620         i = 0;
 621         while ( psz != NULL )
 622         {
 623             i_pid = strtoul( psz, &psz_next, 0 );
 624             if( strlen(psz_next) > 0 )
 625                 psz = &psz_next[1];
 626             else
 627                 psz = NULL;
 628
 629             if( i_pid == 0 )
 630             {
 631                 if( i > MAX_PMT )
 632                     msg_Err( p_mux, "Number of PMTs > maximum (%d)",
 633                              MAX_PMT );
 634             }
 635             else
 636             {
 637                 p_sys->i_pmt_program_number[i] = i_pid;
 638                 i++;
 639             }
 640         }
 641     }
 642     else
 643     {
 644         /* Option not specified, use 1, 2, 3... */
 645         for( i = 0; i < p_sys->i_num_pmt; i++ )
 646             p_sys->i_pmt_program_number[i] = i + 1;
 647     }
 648     if( val.psz_string != NULL ) free( val.psz_string );
 649
 650     var_Get( p_mux, SOUT_CFG_PREFIX "pid-pmt", &val );
 651     if( val.i_int )
 652     {
 653         for( i = 0; i < p_sys->i_num_pmt; i++ )
 654             p_sys->pmt[i].i_pid = val.i_int + i; /* Does this make any sense? */
 655     }
 656     else
 657     {
 658         for( i = 0; i < p_sys->i_num_pmt; i++ )
 659             p_sys->pmt[i].i_pid = 0x42 + i;
 660     }
 661
 662     p_sys->i_pid_free = p_sys->pmt[p_sys->i_num_pmt - 1].i_pid + 1;
 663
 664     var_Get( p_mux, SOUT_CFG_PREFIX "pid-video", &val );
 665     p_sys->i_pid_video = val.i_int;
 666     if ( p_sys->i_pid_video > p_sys->i_pid_free )
 667     {
 668         p_sys->i_pid_free = p_sys->i_pid_video + 1;
 669     }
 670
 671     var_Get( p_mux, SOUT_CFG_PREFIX "pid-audio", &val );
 672     p_sys->i_pid_audio = val.i_int;
 673     if ( p_sys->i_pid_audio > p_sys->i_pid_free )
 674     {
 675         p_sys->i_pid_free = p_sys->i_pid_audio + 1;
 676     }
 677
 678     var_Get( p_mux, SOUT_CFG_PREFIX "pid-spu", &val );
 679     p_sys->i_pid_spu = val.i_int;
 680     if ( p_sys->i_pid_spu > p_sys->i_pid_free )
 681     {
 682         p_sys->i_pid_free = p_sys->i_pid_spu + 1;
 683     }
 684
 685     p_sys->i_pcr_pid = 0x1fff;
 686     p_sys->p_pcr_input = NULL;
 687
 688     p_sys->i_mpeg4_streams = 0;
 689
 690     p_sys->i_null_continuity_counter = 0;
 691
 692     /* Allow to create constrained stream */
 693     var_Get( p_mux, SOUT_CFG_PREFIX "bmin", &val );
 694     p_sys->i_bitrate_min = val.i_int;
 695
 696     var_Get( p_mux, SOUT_CFG_PREFIX "bmax", &val );
 697     p_sys->i_bitrate_max = val.i_int;
 698
 699     if( p_sys->i_bitrate_min > 0 && p_sys->i_bitrate_max > 0 &&
 700         p_sys->i_bitrate_min > p_sys->i_bitrate_max )
 701     {
 702         msg_Err( p_mux, "incompatible minimum and maximum bitrate, "
 703                  "disabling bitrate control" );
 704         p_sys->i_bitrate_min = 0;
 705         p_sys->i_bitrate_max = 0;
 706     }
 707     if( p_sys->i_bitrate_min > 0 || p_sys->i_bitrate_max > 0 )
 708     {
 709         msg_Err( p_mux, "bmin and bmax no more supported "
 710                  "(if you need them report it)" );
 711     }
 712
 713     var_Get( p_mux, SOUT_CFG_PREFIX "shaping", &val );
 714     p_sys->i_shaping_delay = (int64_t)val.i_int * 1000;
 715     if( p_sys->i_shaping_delay <= 0 )
 716     {
 717         msg_Err( p_mux,
 718                  "invalid shaping ("I64Fd"ms) resetting to 200ms",
 719                  p_sys->i_shaping_delay / 1000 );
 720         p_sys->i_shaping_delay = 200000;
 721     }
 722
 723     var_Get( p_mux, SOUT_CFG_PREFIX "pcr", &val );
 724     p_sys->i_pcr_delay = (int64_t)val.i_int * 1000;
 725     if( p_sys->i_pcr_delay <= 0 ||
 726         p_sys->i_pcr_delay >= p_sys->i_shaping_delay )
 727     {
 728         msg_Err( p_mux,
 729                  "invalid pcr delay ("I64Fd"ms) resetting to 70ms",
 730                  p_sys->i_pcr_delay / 1000 );
 731         p_sys->i_pcr_delay = 70000;
 732     }
 733
 734     var_Get( p_mux, SOUT_CFG_PREFIX "dts-delay", &val );
 735     p_sys->i_dts_delay = (int64_t)val.i_int * 1000;
 736
 737     msg_Dbg( p_mux, "shaping="I64Fd" pcr="I64Fd" dts_delay="I64Fd,
 738              p_sys->i_shaping_delay, p_sys->i_pcr_delay, p_sys->i_dts_delay );
 739
 740     var_Get( p_mux, SOUT_CFG_PREFIX "use-key-frames", &val );
 741     p_sys->b_use_key_frames = val.b_bool;
 742
 743     /* for TS generation */
 744     p_sys->i_pcr    = 0;
 745
 746     p_sys->csa      = NULL;
 747     var_Get( p_mux, SOUT_CFG_PREFIX "csa-ck", &val );
 748     if( val.psz_string && *val.psz_string )
 749     {
 750         char *psz = val.psz_string;
 751
 752         /* skip 0x */
 753         if( psz[0] == '0' && ( psz[1] == 'x' || psz[1] == 'X' ) )
 754         {
 755             psz += 2;
 756         }
 757         if( strlen( psz ) != 16 )
 758         {
 759             msg_Dbg( p_mux, "invalid csa ck (it must be 16 chars long)" );
 760         }
 761         else
 762         {
 763             uint64_t i_ck = strtoull( psz, NULL, 16 );
 764             uint8_t  ck[8];
 765             int      i;
 766
 767             for( i = 0; i < 8; i++ )
 768             {
 769                 ck[i] = ( i_ck >> ( 56 - 8*i) )&0xff;
 770             }
 771 #ifndef TS_NO_CSA_CK_MSG
 772             msg_Dbg( p_mux, "using CSA scrambling with ck=%x:%x:%x:%x:%x:%x:%x:%x",
 773                      ck[0], ck[1], ck[2], ck[3], ck[4], ck[5], ck[6], ck[7] );
 774 #endif
 775             p_sys->csa = csa_New();
 776             if( p_sys->csa )
 777             {
 778                 vlc_value_t pkt_val;
 779
 780                 csa_SetCW( p_sys->csa, ck, ck );
 781
 782                 var_Get( p_mux, SOUT_CFG_PREFIX "csa-pkt", &pkt_val );
 783                 if( pkt_val.i_int < 12 || pkt_val.i_int > 188 )
 784                 {
 785                     msg_Err( p_mux, "wrong packet size %d specified.", pkt_val.i_int );
 786                     msg_Warn( p_mux, "using default packet size of 188 bytes" );
 787                     p_sys->i_csa_pkt_size = 188;
 788                 }
 789                 else p_sys->i_csa_pkt_size = pkt_val.i_int;
 790                 msg_Dbg( p_mux, "encrypting %d bytes of packet", p_sys->i_csa_pkt_size );
 791             }
 792         }
 793     }
 794     if( val.psz_string ) free( val.psz_string );
 795
 796     var_Get( p_mux, SOUT_CFG_PREFIX "crypt-audio", &val );
 797     p_sys->b_crypt_audio = val.b_bool;
 798
 799     var_Get( p_mux, SOUT_CFG_PREFIX "crypt-video", &val );
 800     p_sys->b_crypt_video = val.b_bool;
 801
 802     return VLC_SUCCESS;
 803 }
 804
 805 /*****************************************************************************
 806  * Close:
 807  *****************************************************************************/
 808 static void Close( vlc_object_t * p_this )
 809 {
 810     sout_mux_t          *p_mux = (sout_mux_t*)p_this;
 811     sout_mux_sys_t      *p_sys = p_mux->p_sys;
 812     int i;
 813
 814     if( p_sys->csa )
 815     {
 816         csa_Delete( p_sys->csa );
 817     }
 818     for( i = 0; i < MAX_PMT; i++ )
 819     {
 820         if( p_sys->sdt_descriptors[i].psz_service_name != NULL )
 821             free( p_sys->sdt_descriptors[i].psz_service_name );
 822         if( p_sys->sdt_descriptors[i].psz_provider != NULL )
 823             free( p_sys->sdt_descriptors[i].psz_provider );
 824     }
 825
 826     if( p_sys->dvbpmt != NULL )  /* safety */
 827         free ( p_sys->dvbpmt );
 828
 829     free( p_sys );
 830 }
 831
 832 /*****************************************************************************
 833  * Control:
 834  *****************************************************************************/
 835 static int Control( sout_mux_t *p_mux, int i_query, va_list args )
 836 {
 837     vlc_bool_t *pb_bool;
 838     char **ppsz;
 839
 840    switch( i_query )
 841    {
 842        case MUX_CAN_ADD_STREAM_WHILE_MUXING:
 843            pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 844            *pb_bool = VLC_TRUE;
 845            return VLC_SUCCESS;
 846
 847        case MUX_GET_ADD_STREAM_WAIT:
 848            pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 849            *pb_bool = VLC_FALSE;
 850            return VLC_SUCCESS;
 851
 852        case MUX_GET_MIME:
 853            ppsz = (char**)va_arg( args, char ** );
 854            *ppsz = strdup( "video/mpeg" );  /* FIXME not sure */
 855            return VLC_SUCCESS;
 856
 857         default:
 858             return VLC_EGENERIC;
 859    }
 860 }
 861
 862 /*****************************************************************************
 863  * AddStream: called for each stream addition
 864  *****************************************************************************/
 865 static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
 866 {
 867     sout_mux_sys_t      *p_sys = p_mux->p_sys;
 868     ts_stream_t         *p_stream;
 869
 870     p_input->p_sys = p_stream = malloc( sizeof( ts_stream_t ) );
 871
 872     /* Init this new stream */
 873     if ( p_sys->b_es_id_pid )
 874         p_stream->i_pid = p_input->p_fmt->i_id & 0x1fff;
 875     else
 876         p_stream->i_pid = AllocatePID( p_sys, p_input->p_fmt->i_cat );
 877     p_stream->i_codec = p_input->p_fmt->i_codec;
 878     p_stream->i_continuity_counter    = 0;
 879     p_stream->b_discontinuity         = VLC_FALSE;
 880     p_stream->i_decoder_specific_info = 0;
 881     p_stream->p_decoder_specific_info = NULL;
 882
 883     msg_Dbg( p_mux, "adding input codec=%4.4s pid=%d",
 884              (char*)&p_input->p_fmt->i_codec, p_stream->i_pid );
 885
 886     /* All others fields depand on codec */
 887     switch( p_input->p_fmt->i_cat )
 888     {
 889         case VIDEO_ES:
 890             switch( p_input->p_fmt->i_codec )
 891             {
 892                 case VLC_FOURCC( 'm', 'p','g', 'v' ):
 893                     /* TODO: do we need to check MPEG-I/II ? */
 894                     p_stream->i_stream_type = 0x02;
 895                     p_stream->i_stream_id = 0xe0;
 896                     break;
 897                 case VLC_FOURCC( 'm', 'p','4', 'v' ):
 898                     p_stream->i_stream_type = 0x10;
 899                     p_stream->i_stream_id = 0xe0;
 900                     p_stream->i_es_id = p_stream->i_pid;
 901                     break;
 902                 case VLC_FOURCC( 'h', '2','6', '4' ):
 903                     p_stream->i_stream_type = 0x1b;
 904                     p_stream->i_stream_id = 0xe0;
 905                     break;
 906                 /* XXX dirty dirty but somebody want that:
 907                  *     using crapy MS-codec XXX */
 908                 /* I didn't want to do that :P */
 909                 case VLC_FOURCC( 'H', '2', '6', '3' ):
 910                 case VLC_FOURCC( 'I', '2', '6', '3' ):
 911                 case VLC_FOURCC( 'W', 'M', 'V', '3' ):
 912                 case VLC_FOURCC( 'W', 'M', 'V', '2' ):
 913                 case VLC_FOURCC( 'W', 'M', 'V', '1' ):
 914                 case VLC_FOURCC( 'D', 'I', 'V', '3' ):
 915                 case VLC_FOURCC( 'D', 'I', 'V', '2' ):
 916                 case VLC_FOURCC( 'D', 'I', 'V', '1' ):
 917                 case VLC_FOURCC( 'M', 'J', 'P', 'G' ):
 918                     p_stream->i_stream_type = 0xa0; /* private */
 919                     p_stream->i_stream_id = 0xa0;   /* beurk */
 920                     p_stream->i_bih_codec  = p_input->p_fmt->i_codec;
 921                     p_stream->i_bih_width  = p_input->p_fmt->video.i_width;
 922                     p_stream->i_bih_height = p_input->p_fmt->video.i_height;
 923                     break;
 924                 default:
 925                     free( p_stream );
 926                     return VLC_EGENERIC;
 927             }
 928             p_sys->i_video_bound++;
 929             break;
 930
 931         case AUDIO_ES:
 932             switch( p_input->p_fmt->i_codec )
 933             {
 934                 case VLC_FOURCC( 'm', 'p','g', 'a' ):
 935                     p_stream->i_stream_type =
 936                         p_input->p_fmt->audio.i_rate >= 32000 ? 0x03 : 0x04;
 937                     p_stream->i_stream_id = 0xc0;
 938                     break;
 939                 case VLC_FOURCC( 'a', '5','2', ' ' ):
 940                     p_stream->i_stream_type = 0x81;
 941                     p_stream->i_stream_id = 0xbd;
 942                     break;
 943                 case VLC_FOURCC( 'l', 'p','c', 'm' ):
 944                     p_stream->i_stream_type = 0x83;
 945                     p_stream->i_stream_id = 0xbd;
 946                     break;
 947                 case VLC_FOURCC( 'd', 't','s', ' ' ):
 948                     p_stream->i_stream_type = 0x06;
 949                     p_stream->i_stream_id = 0xbd;
 950                     break;
 951                 case VLC_FOURCC( 'm', 'p','4', 'a' ):
 952                     p_stream->i_stream_type = 0x11;
 953                     p_stream->i_stream_id = 0xfa;
 954                     p_sys->i_mpeg4_streams++;
 955                     p_stream->i_es_id = p_stream->i_pid;
 956                     break;
 957                 default:
 958                     free( p_stream );
 959                     return VLC_EGENERIC;
 960             }
 961             p_sys->i_audio_bound++;
 962             break;
 963
 964         case SPU_ES:
 965             switch( p_input->p_fmt->i_codec )
 966             {
 967                 case VLC_FOURCC( 's', 'p','u', ' ' ):
 968                     p_stream->i_stream_type = 0x82;
 969                     p_stream->i_stream_id = 0xbd;
 970                     break;
 971                 case VLC_FOURCC( 's', 'u','b', 't' ):
 972                     p_stream->i_stream_type = 0x12;
 973                     p_stream->i_stream_id = 0xfa;
 974                     p_sys->i_mpeg4_streams++;
 975                     p_stream->i_es_id = p_stream->i_pid;
 976                     break;
 977                 case VLC_FOURCC('d','v','b','s'):
 978                     p_stream->i_stream_type = 0x06;
 979                     p_stream->i_es_id = p_input->p_fmt->subs.dvb.i_id;
 980                     p_stream->i_stream_id = 0xbd;
 981                     break;
 982                 case VLC_FOURCC('t','e','l','x'):
 983                     p_stream->i_stream_type = 0x06;
 984                     p_stream->i_stream_id = 0xbd; /* FIXME */
 985                     break;
 986                 default:
 987                     free( p_stream );
 988                     return VLC_EGENERIC;
 989             }
 990             break;
 991
 992         default:
 993             free( p_stream );
 994             return VLC_EGENERIC;
 995     }
 996
 997     p_stream->lang[0] =
 998     p_stream->lang[1] =
 999     p_stream->lang[2] = '\0';
1000     if( p_input->p_fmt->psz_language )
1001     {
1002         char *psz = p_input->p_fmt->psz_language;
1003         const iso639_lang_t *pl = NULL;
1004
1005         if( strlen( psz ) == 2 )
1006         {
1007             pl = GetLang_1( psz );
1008         }
1009         else if( strlen( psz ) == 3 )
1010         {
1011             pl = GetLang_2B( psz );
1012             if( !strcmp( pl->psz_iso639_1, "??" ) )
1013             {
1014                 pl = GetLang_2T( psz );
1015             }
1016         }
1017         if( pl && strcmp( pl->psz_iso639_1, "??" ) )
1018         {
1019             p_stream->lang[0] = pl->psz_iso639_2T[0];
1020             p_stream->lang[1] = pl->psz_iso639_2T[1];
1021             p_stream->lang[2] = pl->psz_iso639_2T[2];
1022
1023             msg_Dbg( p_mux, "    - lang=%c%c%c",
1024                      p_stream->lang[0], p_stream->lang[1], p_stream->lang[2] );
1025         }
1026     }
1027
1028     /* Copy extra data (VOL for MPEG-4 and extra BitMapInfoHeader for VFW */
1029     p_stream->i_decoder_specific_info = p_input->p_fmt->i_extra;
1030     if( p_stream->i_decoder_specific_info > 0 )
1031     {
1032         p_stream->p_decoder_specific_info =
1033             malloc( p_stream->i_decoder_specific_info );
1034         memcpy( p_stream->p_decoder_specific_info,
1035                 p_input->p_fmt->p_extra,
1036                 p_input->p_fmt->i_extra );
1037     }
1038
1039     /* Create decoder specific info for subt */
1040     if( p_stream->i_codec == VLC_FOURCC( 's', 'u','b', 't' ) )
1041     {
1042         uint8_t *p;
1043
1044         p_stream->i_decoder_specific_info = 55;
1045         p_stream->p_decoder_specific_info = p =
1046             malloc( p_stream->i_decoder_specific_info );
1047
1048         p[0] = 0x10;    /* textFormat, 0x10 for 3GPP TS 26.245 */
1049         p[1] = 0x00;    /* flags: 1b: associated video info flag
1050                                   3b: reserved
1051                                   1b: duration flag
1052                                   3b: reserved */
1053         p[2] = 52;      /* remaining size */
1054
1055         p += 3;
1056
1057         p[0] = p[1] = p[2] = p[3] = 0; p+=4;    /* display flags */
1058         *p++ = 0;  /* horizontal justification (-1: left, 0 center, 1 right) */
1059         *p++ = 1;  /* vertical   justification (-1: top, 0 center, 1 bottom) */
1060
1061         p[0] = p[1] = p[2] = 0x00; p+=3;/* background rgb */
1062         *p++ = 0xff;                    /* background a */
1063
1064         p[0] = p[1] = 0; p += 2;        /* text box top */
1065         p[0] = p[1] = 0; p += 2;        /* text box left */
1066         p[0] = p[1] = 0; p += 2;        /* text box bottom */
1067         p[0] = p[1] = 0; p += 2;        /* text box right */
1068
1069         p[0] = p[1] = 0; p += 2;        /* start char */
1070         p[0] = p[1] = 0; p += 2;        /* end char */
1071         p[0] = p[1] = 0; p += 2;        /* default font id */
1072
1073         *p++ = 0;                       /* font style flags */
1074         *p++ = 12;                      /* font size */
1075
1076         p[0] = p[1] = p[2] = 0x00; p+=3;/* foreground rgb */
1077         *p++ = 0x00;                    /* foreground a */
1078
1079         p[0] = p[1] = p[2] = 0; p[3] = 22; p += 4;
1080         memcpy( p, "ftab", 4 ); p += 4;
1081         *p++ = 0; *p++ = 1;             /* entry count */
1082         p[0] = p[1] = 0; p += 2;        /* font id */
1083         *p++ = 9;                       /* font name length */
1084         memcpy( p, "Helvetica", 9 );    /* font name */
1085     }
1086
1087     /* Init pes chain */
1088     BufferChainInit( &p_stream->chain_pes );
1089     p_stream->i_pes_dts    = 0;
1090     p_stream->i_pes_length = 0;
1091     p_stream->i_pes_used   = 0;
1092     p_stream->b_key_frame  = 0;
1093
1094     /* We only change PMT version (PAT isn't changed) */
1095     p_sys->i_pmt_version_number = ( p_sys->i_pmt_version_number + 1 )%32;
1096
1097     /* Update pcr_pid */
1098     if( p_input->p_fmt->i_cat != SPU_ES &&
1099         ( p_sys->i_pcr_pid == 0x1fff || p_input->p_fmt->i_cat == VIDEO_ES ) )
1100     {
1101         if( p_sys->p_pcr_input )
1102         {
1103             /* There was already a PCR stream, so clean context */
1104             /* FIXME */
1105         }
1106         p_sys->i_pcr_pid   = p_stream->i_pid;
1107         p_sys->p_pcr_input = p_input;
1108
1109         msg_Dbg( p_mux, "new PCR PID is %d", p_sys->i_pcr_pid );
1110     }
1111
1112     return VLC_SUCCESS;
1113 }
1114
1115 /*****************************************************************************
1116  * DelStream: called before a stream deletion
1117  *****************************************************************************/
1118 static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
1119 {
1120     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1121     ts_stream_t     *p_stream;
1122     vlc_value_t     val;
1123
1124     p_stream = (ts_stream_t*)p_input->p_sys;
1125     msg_Dbg( p_mux, "removing input pid=%d", p_stream->i_pid );
1126
1127     if( p_sys->i_pcr_pid == p_stream->i_pid )
1128     {
1129         int i;
1130
1131         /* Find a new pcr stream (Prefer Video Stream) */
1132         p_sys->i_pcr_pid = 0x1fff;
1133         p_sys->p_pcr_input = NULL;
1134         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1135         {
1136             if( p_mux->pp_inputs[i] == p_input )
1137             {
1138                 continue;
1139             }
1140
1141             if( p_mux->pp_inputs[i]->p_fmt->i_cat == VIDEO_ES )
1142             {
1143                 p_sys->i_pcr_pid  =
1144                     ((ts_stream_t*)p_mux->pp_inputs[i]->p_sys)->i_pid;
1145                 p_sys->p_pcr_input= p_mux->pp_inputs[i];
1146                 break;
1147             }
1148             else if( p_mux->pp_inputs[i]->p_fmt->i_cat != SPU_ES &&
1149                      p_sys->i_pcr_pid == 0x1fff )
1150             {
1151                 p_sys->i_pcr_pid  =
1152                     ((ts_stream_t*)p_mux->pp_inputs[i]->p_sys)->i_pid;
1153                 p_sys->p_pcr_input= p_mux->pp_inputs[i];
1154             }
1155         }
1156         if( p_sys->p_pcr_input )
1157         {
1158             /* Empty TS buffer */
1159             /* FIXME */
1160         }
1161         msg_Dbg( p_mux, "new PCR PID is %d", p_sys->i_pcr_pid );
1162     }
1163
1164     /* Empty all data in chain_pes */
1165     BufferChainClean( p_mux->p_sout, &p_stream->chain_pes );
1166
1167     if( p_stream->p_decoder_specific_info )
1168     {
1169         free( p_stream->p_decoder_specific_info );
1170     }
1171     if( p_stream->i_stream_id == 0xfa ||
1172         p_stream->i_stream_id == 0xfb ||
1173         p_stream->i_stream_id == 0xfe )
1174     {
1175         p_sys->i_mpeg4_streams--;
1176     }
1177
1178     var_Get( p_mux, SOUT_CFG_PREFIX "pid-video", &val );
1179     if( val.i_int > 0 )
1180     {
1181         int i_pid_video = val.i_int;
1182         if ( i_pid_video == p_stream->i_pid )
1183         {
1184             p_sys->i_pid_video = i_pid_video;
1185             msg_Dbg( p_mux, "freeing video PID %d", i_pid_video );
1186         }
1187     }
1188     var_Get( p_mux, SOUT_CFG_PREFIX "pid-audio", &val );
1189     if( val.i_int > 0 )
1190     {
1191         int i_pid_audio = val.i_int;
1192         if ( i_pid_audio == p_stream->i_pid )
1193         {
1194             p_sys->i_pid_audio = i_pid_audio;
1195             msg_Dbg( p_mux, "freeing audio PID %d", i_pid_audio );
1196         }
1197     }
1198     var_Get( p_mux, SOUT_CFG_PREFIX "pid-spu", &val );
1199     if( val.i_int > 0 )
1200     {
1201         int i_pid_spu = val.i_int;
1202         if ( i_pid_spu == p_stream->i_pid )
1203         {
1204             p_sys->i_pid_spu = i_pid_spu;
1205             msg_Dbg( p_mux, "freeing spu PID %d", i_pid_spu );
1206         }
1207     }
1208     free( p_stream );
1209
1210     /* We only change PMT version (PAT isn't changed) */
1211     p_sys->i_pmt_version_number++; p_sys->i_pmt_version_number %= 32;
1212
1213     return VLC_SUCCESS;
1214 }
1215
1216 /*****************************************************************************
1217  * Mux: Call each time there is new data for at least one stream
1218  *****************************************************************************
1219  *
1220  *****************************************************************************/
1221 static int Mux( sout_mux_t *p_mux )
1222 {
1223     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1224     ts_stream_t     *p_pcr_stream;
1225
1226     if( p_sys->i_pcr_pid == 0x1fff )
1227     {
1228         msg_Dbg( p_mux, "waiting for PCR streams" );
1229         msleep( 1000 );
1230         return VLC_SUCCESS;
1231     }
1232     p_pcr_stream = (ts_stream_t*)p_sys->p_pcr_input->p_sys;
1233
1234     for( ;; )
1235     {
1236         sout_buffer_chain_t chain_ts;
1237         int                 i_packet_count;
1238         int                 i_packet_pos;
1239         mtime_t             i_pcr_dts;
1240         mtime_t             i_pcr_length;
1241         mtime_t             i_shaping_delay;
1242         int i;
1243
1244         if( p_pcr_stream->b_key_frame )
1245         {
1246             i_shaping_delay = p_pcr_stream->i_pes_length;
1247         }
1248         else
1249         {
1250             i_shaping_delay = p_sys->i_shaping_delay;
1251         }
1252
1253         /* 1: get enough PES packet for all input */
1254         for( ;; )
1255         {
1256             vlc_bool_t b_ok = VLC_TRUE;
1257             block_t *p_data;
1258
1259             /* Accumulate enough data in the pcr stream (>i_shaping_delay) */
1260             /* Accumulate enough data in all other stream ( >= length of pcr)*/
1261             for( i = -1; i < p_mux->i_nb_inputs; i++ )
1262             {
1263                 sout_input_t *p_input;
1264                 ts_stream_t *p_stream;
1265                 int64_t i_spu_delay = 0;
1266
1267                 if( i == -1 )
1268                     p_input = p_sys->p_pcr_input;
1269                 else if( p_mux->pp_inputs[i]->p_sys == p_pcr_stream )
1270                     continue;
1271                 else
1272                     p_input = p_mux->pp_inputs[i];
1273                 p_stream = (ts_stream_t*)p_input->p_sys;
1274
1275                 if( ( p_stream == p_pcr_stream &&
1276                       p_stream->i_pes_length < i_shaping_delay ) ||
1277                     p_stream->i_pes_dts + p_stream->i_pes_length <
1278                     p_pcr_stream->i_pes_dts + p_pcr_stream->i_pes_length )
1279                 {
1280                     /* Need more data */
1281                     if( p_input->p_fifo->i_depth <= 1 )
1282                     {
1283                         if( p_input->p_fmt->i_cat == AUDIO_ES ||
1284                             p_input->p_fmt->i_cat == VIDEO_ES )
1285                         {
1286                             /* We need more data */
1287                             return VLC_SUCCESS;
1288                         }
1289                         else if( p_input->p_fifo->i_depth <= 0 )
1290                         {
1291                             /* spu, only one packet is needed */
1292                             continue;
1293                         }
1294                         else
1295                         {
1296                             /* Don't mux the SPU yet if it is too early */
1297                             block_t *p_spu = block_FifoShow( p_input->p_fifo );
1298
1299                             i_spu_delay =
1300                                 p_spu->i_dts - p_pcr_stream->i_pes_dts;
1301
1302                             if( i_spu_delay > i_shaping_delay &&
1303                                 i_spu_delay < I64C(100000000) )
1304                                 continue;
1305
1306                             if ( i_spu_delay >= I64C(100000000)
1307                                   || i_spu_delay < 10000 )
1308                             {
1309                                 BufferChainClean( p_mux->p_sout,
1310                                                   &p_stream->chain_pes );
1311                                 p_stream->i_pes_dts = 0;
1312                                 p_stream->i_pes_used = 0;
1313                                 p_stream->i_pes_length = 0;
1314                                 continue;
1315                             }
1316                         }
1317                     }
1318                     b_ok = VLC_FALSE;
1319
1320                     if( p_stream == p_pcr_stream
1321                          || p_input->p_fmt->i_codec !=
1322                              VLC_FOURCC('m', 'p', 'g', 'a') )
1323                         p_data = block_FifoGet( p_input->p_fifo );
1324                     else
1325                         p_data = FixPES( p_mux, p_input->p_fifo );
1326
1327                     if( p_input->p_fifo->i_depth > 0 &&
1328                         p_input->p_fmt->i_cat != SPU_ES )
1329                     {
1330                         block_t *p_next = block_FifoShow( p_input->p_fifo );
1331                         p_data->i_length = p_next->i_dts - p_data->i_dts;
1332                     }
1333                     else if( p_input->p_fmt->i_codec !=
1334                                VLC_FOURCC('s', 'u', 'b', 't' ) )
1335                         p_data->i_length = 1000;
1336
1337                     if( ( p_pcr_stream->i_pes_dts > 0 &&
1338                           p_data->i_dts - 10000000 > p_pcr_stream->i_pes_dts +
1339                           p_pcr_stream->i_pes_length ) ||
1340                         p_data->i_dts < p_stream->i_pes_dts ||
1341                         ( p_stream->i_pes_dts > 0 &&
1342                           p_input->p_fmt->i_cat != SPU_ES &&
1343                           p_data->i_dts - 10000000 > p_stream->i_pes_dts +
1344                           p_stream->i_pes_length ) )
1345                     {
1346                         msg_Warn( p_mux, "packet with too strange dts "
1347                                   "(dts="I64Fd",old="I64Fd",pcr="I64Fd")",
1348                                   p_data->i_dts, p_stream->i_pes_dts,
1349                                   p_pcr_stream->i_pes_dts );
1350                         block_Release( p_data );
1351
1352                         BufferChainClean( p_mux->p_sout,
1353                                           &p_stream->chain_pes );
1354                         p_stream->i_pes_dts = 0;
1355                         p_stream->i_pes_used = 0;
1356                         p_stream->i_pes_length = 0;
1357
1358                         if( p_input->p_fmt->i_cat != SPU_ES )
1359                         {
1360                             BufferChainClean( p_mux->p_sout,
1361                                               &p_pcr_stream->chain_pes );
1362                             p_pcr_stream->i_pes_dts = 0;
1363                             p_pcr_stream->i_pes_used = 0;
1364                             p_pcr_stream->i_pes_length = 0;
1365                         }
1366                     }
1367                     else
1368                     {
1369                         int i_header_size = 0;
1370                         int b_data_alignment = 0;
1371                         if( p_input->p_fmt->i_cat == SPU_ES )
1372                         {
1373                             if( p_input->p_fmt->i_codec ==
1374                                 VLC_FOURCC('s','u','b','t') )
1375                             {
1376                                 /* Prepend header */
1377                                 p_data = block_Realloc( p_data, 2,
1378                                                         p_data->i_buffer );
1379                                 p_data->p_buffer[0] =
1380                                     ( (p_data->i_buffer - 2) >> 8) & 0xff;
1381                                 p_data->p_buffer[1] =
1382                                     ( (p_data->i_buffer - 2)     ) & 0xff;
1383
1384                                 /* remove trailling \0 if any */
1385                                 if( p_data->i_buffer > 2 &&
1386                                     p_data->p_buffer[p_data->i_buffer -1] ==
1387                                     '\0' )
1388                                     p_data->i_buffer--;
1389
1390                                 /* Append a empty sub (sub text only) */
1391                                 if( p_data->i_length > 0 &&
1392                                     !( p_data->i_buffer == 1 &&
1393                                        *p_data->p_buffer == ' ' ) )
1394                                 {
1395                                     block_t *p_spu = block_New( p_mux, 3 );
1396
1397                                     p_spu->i_dts = p_spu->i_pts =
1398                                         p_data->i_dts + p_data->i_length;
1399                                     p_spu->i_length = 1000;
1400
1401                                     p_spu->p_buffer[0] = 0;
1402                                     p_spu->p_buffer[1] = 1;
1403                                     p_spu->p_buffer[2] = ' ';
1404
1405                                     E_(EStoPES)( p_mux->p_sout, &p_spu, p_spu,
1406                                                  p_input->p_fmt,
1407                                                  p_stream->i_stream_id, 1,
1408                                                  0, 0, 0 );
1409                                     p_data->p_next = p_spu;
1410                                 }
1411                             }
1412                             else if( p_input->p_fmt->i_codec ==
1413                                        VLC_FOURCC('t','e','l','x') )
1414                             {
1415                                 /* EN 300 472 */
1416                                 i_header_size = 0x24;
1417                                 b_data_alignment = 1;
1418                             }
1419                         }
1420                         else if( p_data->i_length < 0 ||
1421                                  p_data->i_length > 2000000 )
1422                         {
1423                             /* FIXME choose a better value, but anyway we
1424                              * should never have to do that */
1425                             p_data->i_length = 1000;
1426                         }
1427
1428                         p_stream->i_pes_length += p_data->i_length;
1429                         if( p_stream->i_pes_dts == 0 )
1430                         {
1431                             p_stream->i_pes_dts = p_data->i_dts;
1432                         }
1433
1434                         /* Convert to pes */
1435                         if( p_stream->i_stream_id == 0xa0 &&
1436                             p_data->i_pts <= 0 )
1437                         {
1438                             /* XXX yes I know, it's awfull, but it's needed,
1439                              * so don't remove it ... */
1440                             p_data->i_pts = p_data->i_dts;
1441                         }
1442
1443                         E_( EStoPES )( p_mux->p_sout, &p_data, p_data,
1444                                        p_input->p_fmt, p_stream->i_stream_id,
1445                                        1, b_data_alignment, i_header_size, 0 );
1446
1447                         BufferChainAppend( &p_stream->chain_pes, p_data );
1448
1449                         if( p_sys->b_use_key_frames && p_stream == p_pcr_stream
1450                             && (p_data->i_flags & BLOCK_FLAG_TYPE_I)
1451                             && !(p_data->i_flags & BLOCK_FLAG_NO_KEYFRAME)
1452                             && (p_stream->i_pes_length > 400000) )
1453                         {
1454                             i_shaping_delay = p_stream->i_pes_length;
1455                             p_stream->b_key_frame = 1;
1456                         }
1457                     }
1458                 }
1459             }
1460
1461             if( b_ok )
1462             {
1463                 break;
1464             }
1465         }
1466
1467         /* save */
1468         i_pcr_dts      = p_pcr_stream->i_pes_dts;
1469         i_pcr_length   = p_pcr_stream->i_pes_length;
1470         p_pcr_stream->b_key_frame = 0;
1471
1472         /* msg_Dbg( p_mux, "starting muxing %lldms", i_pcr_length / 1000 ); */
1473         /* 2: calculate non accurate total size of muxed ts */
1474         i_packet_count = 0;
1475         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1476         {
1477             ts_stream_t *p_stream = (ts_stream_t*)p_mux->pp_inputs[i]->p_sys;
1478             block_t *p_pes;
1479
1480             /* False for pcr stream but it will be enough to do PCR algo */
1481             for( p_pes = p_stream->chain_pes.p_first; p_pes != NULL;
1482                  p_pes = p_pes->p_next )
1483             {
1484                 int i_size = p_pes->i_buffer;
1485                 if( p_pes->i_dts + p_pes->i_length >
1486                     p_pcr_stream->i_pes_dts + p_pcr_stream->i_pes_length )
1487                 {
1488                     mtime_t i_frag = p_pcr_stream->i_pes_dts +
1489                         p_pcr_stream->i_pes_length - p_pes->i_dts;
1490                     if( i_frag < 0 )
1491                     {
1492                         /* Next stream */
1493                         break;
1494                     }
1495                     i_size = p_pes->i_buffer * i_frag / p_pes->i_length;
1496                 }
1497                 i_packet_count += ( i_size + 183 ) / 184;
1498             }
1499         }
1500         /* add overhead for PCR (not really exact) */
1501         i_packet_count += (8 * i_pcr_length / p_sys->i_pcr_delay + 175) / 176;
1502
1503         /* 3: mux PES into TS */
1504         BufferChainInit( &chain_ts );
1505         /* append PAT/PMT  -> FIXME with big pcr delay it won't have enough pat/pmt */
1506         GetPAT( p_mux, &chain_ts );
1507         GetPMT( p_mux, &chain_ts );
1508         i_packet_pos = 0;
1509         i_packet_count += chain_ts.i_depth;
1510         /* msg_Dbg( p_mux, "estimated pck=%d", i_packet_count ); */
1511
1512         for( ;; )
1513         {
1514             int         i_stream;
1515             mtime_t     i_dts;
1516             ts_stream_t *p_stream;
1517             sout_input_t *p_input;
1518             block_t *p_ts;
1519             vlc_bool_t   b_pcr;
1520
1521             /* Select stream (lowest dts) */
1522             for( i = 0, i_stream = -1, i_dts = 0; i < p_mux->i_nb_inputs; i++ )
1523             {
1524                 p_input = p_mux->pp_inputs[i];
1525                 p_stream = (ts_stream_t*)p_mux->pp_inputs[i]->p_sys;
1526
1527                 if( p_stream->i_pes_dts == 0 )
1528                 {
1529                     continue;
1530                 }
1531
1532                 if( i_stream == -1 ||
1533                     p_stream->i_pes_dts < i_dts )
1534                 {
1535                     i_stream = i;
1536                     i_dts = p_stream->i_pes_dts;
1537                 }
1538             }
1539             if( i_stream == -1 || i_dts > i_pcr_dts + i_pcr_length )
1540             {
1541                 break;
1542             }
1543             p_stream = (ts_stream_t*)p_mux->pp_inputs[i_stream]->p_sys;
1544
1545             /* do we need to issue pcr */
1546             b_pcr = VLC_FALSE;
1547             if( p_stream == p_pcr_stream &&
1548                 i_pcr_dts + i_packet_pos * i_pcr_length / i_packet_count >=
1549                 p_sys->i_pcr + p_sys->i_pcr_delay )
1550             {
1551                 b_pcr = VLC_TRUE;
1552                 p_sys->i_pcr = i_pcr_dts + i_packet_pos *
1553                     i_pcr_length / i_packet_count;
1554             }
1555
1556             /* Build the TS packet */
1557             p_ts = TSNew( p_mux, p_stream, b_pcr );
1558             if( p_sys->csa != NULL &&
1559                  (p_input->p_fmt->i_cat != AUDIO_ES || p_sys->b_crypt_audio) &&
1560                  (p_input->p_fmt->i_cat != VIDEO_ES || p_sys->b_crypt_video) )
1561             {
1562                 p_ts->i_flags |= BLOCK_FLAG_SCRAMBLED;
1563             }
1564             i_packet_pos++;
1565
1566             /* */
1567             BufferChainAppend( &chain_ts, p_ts );
1568         }
1569
1570         /* 4: date and send */
1571         TSSchedule( p_mux, &chain_ts, i_pcr_length, i_pcr_dts );
1572     }
1573 }
1574
1575 #define STD_PES_PAYLOAD 170
1576 static block_t *FixPES( sout_mux_t *p_mux, block_fifo_t *p_fifo )
1577 {
1578     block_t *p_data;
1579     int i_size;
1580
1581     p_data = block_FifoShow( p_fifo );
1582     i_size = p_data->i_buffer;
1583
1584     if( i_size == STD_PES_PAYLOAD )
1585     {
1586         return block_FifoGet( p_fifo );
1587     }
1588     else if( i_size > STD_PES_PAYLOAD )
1589     {
1590         block_t *p_new = block_New( p_mux, STD_PES_PAYLOAD );
1591         p_mux->p_vlc->pf_memcpy( p_new->p_buffer, p_data->p_buffer, STD_PES_PAYLOAD );
1592         p_new->i_pts = p_data->i_pts;
1593         p_new->i_dts = p_data->i_dts;
1594         p_new->i_length = p_data->i_length * STD_PES_PAYLOAD
1595                             / p_data->i_buffer;
1596         p_data->i_buffer -= STD_PES_PAYLOAD;
1597         p_data->p_buffer += STD_PES_PAYLOAD;
1598         p_data->i_pts += p_new->i_length;
1599         p_data->i_dts += p_new->i_length;
1600         p_data->i_length -= p_new->i_length;
1601         p_data->i_flags |= BLOCK_FLAG_NO_KEYFRAME;
1602         return p_new;
1603     }
1604     else
1605     {
1606         block_t *p_next;
1607         int i_copy;
1608
1609         p_data = block_FifoGet( p_fifo );
1610         p_data = block_Realloc( p_data, 0, STD_PES_PAYLOAD );
1611         p_next = block_FifoShow( p_fifo );
1612         if ( p_data->i_flags & BLOCK_FLAG_NO_KEYFRAME )
1613         {
1614             p_data->i_flags &= ~BLOCK_FLAG_NO_KEYFRAME;
1615             p_data->i_pts = p_next->i_pts;
1616             p_data->i_dts = p_next->i_dts;
1617         }
1618         i_copy = __MIN( STD_PES_PAYLOAD - i_size, p_next->i_buffer );
1619
1620         p_mux->p_vlc->pf_memcpy( &p_data->p_buffer[i_size], p_next->p_buffer,
1621                                  i_copy );
1622         p_next->i_pts += p_next->i_length * i_copy / p_next->i_buffer;
1623         p_next->i_dts += p_next->i_length * i_copy / p_next->i_buffer;
1624         p_next->i_length -= p_next->i_length * i_copy / p_next->i_buffer;
1625         p_next->i_buffer -= i_copy;
1626         p_next->p_buffer += i_copy;
1627         p_next->i_flags |= BLOCK_FLAG_NO_KEYFRAME;
1628
1629         if( !p_next->i_buffer )
1630         {
1631             p_next = block_FifoGet( p_fifo );
1632             block_Release( p_next );
1633         }
1634         return p_data;
1635     }
1636 }
1637
1638 static void TSSchedule( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
1639                         mtime_t i_pcr_length, mtime_t i_pcr_dts )
1640 {
1641     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1642     sout_buffer_chain_t new_chain;
1643     int i_packet_count = p_chain_ts->i_depth;
1644     int i;
1645
1646     BufferChainInit( &new_chain );
1647
1648     if ( i_pcr_length <= 0 )
1649     {
1650         i_pcr_length = i_packet_count;
1651     }
1652
1653     for( i = 0; i < i_packet_count; i++ )
1654     {
1655         block_t *p_ts = BufferChainGet( p_chain_ts );
1656         mtime_t i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1657
1658         BufferChainAppend( &new_chain, p_ts );
1659
1660         if( p_ts->i_dts &&
1661             p_ts->i_dts + p_sys->i_dts_delay * 2/3 < i_new_dts )
1662         {
1663             mtime_t i_max_diff = i_new_dts - p_ts->i_dts;
1664             mtime_t i_cut_dts = p_ts->i_dts;
1665
1666             p_ts = BufferChainPeek( p_chain_ts );
1667             i++;
1668             i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1669             while ( p_ts != NULL && i_new_dts - p_ts->i_dts >= i_max_diff )
1670             {
1671                 p_ts = BufferChainGet( p_chain_ts );
1672                 i_max_diff = i_new_dts - p_ts->i_dts;
1673                 i_cut_dts = p_ts->i_dts;
1674                 BufferChainAppend( &new_chain, p_ts );
1675
1676                 p_ts = BufferChainPeek( p_chain_ts );
1677                 i++;
1678                 i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1679             }
1680             msg_Dbg( p_mux, "adjusting rate at "I64Fd"/"I64Fd" (%d/%d)",
1681                      i_cut_dts - i_pcr_dts, i_pcr_length, new_chain.i_depth,
1682                      p_chain_ts->i_depth );
1683             if ( new_chain.i_depth )
1684                 TSDate( p_mux, &new_chain,
1685                         i_cut_dts - i_pcr_dts,
1686                         i_pcr_dts );
1687             if ( p_chain_ts->i_depth )
1688                 TSSchedule( p_mux,
1689                             p_chain_ts, i_pcr_dts + i_pcr_length - i_cut_dts,
1690                             i_cut_dts );
1691             return;
1692         }
1693     }
1694
1695     if ( new_chain.i_depth )
1696         TSDate( p_mux, &new_chain, i_pcr_length, i_pcr_dts );
1697 }
1698
1699 static void TSDate( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
1700                     mtime_t i_pcr_length, mtime_t i_pcr_dts )
1701 {
1702     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1703     int i_packet_count = p_chain_ts->i_depth;
1704     int i;
1705
1706     if ( i_pcr_length / 1000 > 0 )
1707     {
1708         int i_bitrate = ((uint64_t)i_packet_count * 188 * 8000)
1709                           / (uint64_t)(i_pcr_length / 1000);
1710         if ( p_sys->i_bitrate_max && p_sys->i_bitrate_max < i_bitrate )
1711         {
1712             msg_Warn( p_mux, "max bitrate exceeded at "I64Fd
1713                       " (%d bi/s for %d pkt in "I64Fd" us)",
1714                       i_pcr_dts + p_sys->i_shaping_delay * 3 / 2 - mdate(),
1715                       i_bitrate, i_packet_count, i_pcr_length);
1716         }
1717 #if 0
1718         else
1719         {
1720             msg_Dbg( p_mux, "starting at "I64Fd
1721                      " (%d bi/s for %d packets in "I64Fd" us)",
1722                      i_pcr_dts + p_sys->i_shaping_delay * 3 / 2 - mdate(),
1723                      i_bitrate, i_packet_count, i_pcr_length);
1724         }
1725 #endif
1726     }
1727     else
1728     {
1729         /* This shouldn't happen, but happens in some rare heavy load
1730          * and packet losses conditions. */
1731         i_pcr_length = i_packet_count;
1732     }
1733
1734     /* msg_Dbg( p_mux, "real pck=%d", i_packet_count ); */
1735     for( i = 0; i < i_packet_count; i++ )
1736     {
1737         block_t *p_ts = BufferChainGet( p_chain_ts );
1738         mtime_t i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1739
1740         p_ts->i_dts    = i_new_dts;
1741         p_ts->i_length = i_pcr_length / i_packet_count;
1742
1743         if( p_ts->i_flags & BLOCK_FLAG_CLOCK )
1744         {
1745             /* msg_Dbg( p_mux, "pcr=%lld ms", p_ts->i_dts / 1000 ); */
1746             TSSetPCR( p_ts, p_ts->i_dts - p_sys->i_dts_delay );
1747         }
1748         if( p_ts->i_flags & BLOCK_FLAG_SCRAMBLED )
1749         {
1750             csa_Encrypt( p_sys->csa, p_ts->p_buffer, p_sys->i_csa_pkt_size, 0 );
1751         }
1752
1753         /* latency */
1754         p_ts->i_dts += p_sys->i_shaping_delay * 3 / 2;
1755
1756         sout_AccessOutWrite( p_mux->p_access, p_ts );
1757     }
1758 }
1759
1760 static block_t *TSNew( sout_mux_t *p_mux, ts_stream_t *p_stream,
1761                        vlc_bool_t b_pcr )
1762 {
1763     block_t *p_pes = p_stream->chain_pes.p_first;
1764     block_t *p_ts;
1765
1766     vlc_bool_t b_new_pes = VLC_FALSE;
1767     vlc_bool_t b_adaptation_field = VLC_FALSE;
1768
1769     int        i_payload_max = 184 - ( b_pcr ? 8 : 0 );
1770     int        i_payload;
1771
1772     if( p_stream->i_pes_used <= 0 )
1773     {
1774         b_new_pes = VLC_TRUE;
1775     }
1776     i_payload = __MIN( (int)p_pes->i_buffer - p_stream->i_pes_used,
1777                        i_payload_max );
1778
1779     if( b_pcr || i_payload < i_payload_max )
1780     {
1781         b_adaptation_field = VLC_TRUE;
1782     }
1783
1784     p_ts = block_New( p_mux, 188 );
1785     p_ts->i_dts = p_pes->i_dts;
1786
1787     p_ts->p_buffer[0] = 0x47;
1788     p_ts->p_buffer[1] = ( b_new_pes ? 0x40 : 0x00 ) |
1789         ( ( p_stream->i_pid >> 8 )&0x1f );
1790     p_ts->p_buffer[2] = p_stream->i_pid & 0xff;
1791     p_ts->p_buffer[3] = ( b_adaptation_field ? 0x30 : 0x10 ) |
1792         p_stream->i_continuity_counter;
1793
1794     p_stream->i_continuity_counter = (p_stream->i_continuity_counter+1)%16;
1795     p_stream->b_discontinuity = (p_pes->i_flags & BLOCK_FLAG_DISCONTINUITY);
1796
1797     if( b_adaptation_field )
1798     {
1799         int i;
1800
1801         if( b_pcr )
1802         {
1803             int     i_stuffing = i_payload_max - i_payload;
1804
1805             p_ts->i_flags |= BLOCK_FLAG_CLOCK;
1806
1807             p_ts->p_buffer[4] = 7 + i_stuffing;
1808             p_ts->p_buffer[5] = 0x10;   /* flags */
1809             if( p_stream->b_discontinuity )
1810             {
1811                 p_ts->p_buffer[5] |= 0x80; /* flag TS dicontinuity */
1812                 p_stream->b_discontinuity = VLC_FALSE;
1813             }
1814             p_ts->p_buffer[6] = ( 0 )&0xff;
1815             p_ts->p_buffer[7] = ( 0 )&0xff;
1816             p_ts->p_buffer[8] = ( 0 )&0xff;
1817             p_ts->p_buffer[9] = ( 0 )&0xff;
1818             p_ts->p_buffer[10]= ( ( 0 )&0x80 ) | 0x7e;
1819             p_ts->p_buffer[11]= 0;
1820
1821             for( i = 12; i < 12 + i_stuffing; i++ )
1822             {
1823                 p_ts->p_buffer[i] = 0xff;
1824             }
1825         }
1826         else
1827         {
1828             int i_stuffing = i_payload_max - i_payload;
1829
1830             p_ts->p_buffer[4] = i_stuffing - 1;
1831             if( i_stuffing > 1 )
1832             {
1833                 p_ts->p_buffer[5] = 0x00;
1834                 for( i = 6; i < 6 + i_stuffing - 2; i++ )
1835                 {
1836                     p_ts->p_buffer[i] = 0xff;
1837                 }
1838             }
1839         }
1840     }
1841
1842     /* copy payload */
1843     memcpy( &p_ts->p_buffer[188 - i_payload],
1844             &p_pes->p_buffer[p_stream->i_pes_used], i_payload );
1845
1846     p_stream->i_pes_used += i_payload;
1847     p_stream->i_pes_dts = p_pes->i_dts + p_pes->i_length *
1848         p_stream->i_pes_used / p_pes->i_buffer;
1849     p_stream->i_pes_length -= p_pes->i_length * i_payload / p_pes->i_buffer;
1850
1851     if( p_stream->i_pes_used >= (int)p_pes->i_buffer )
1852     {
1853         p_pes = BufferChainGet( &p_stream->chain_pes );
1854         block_Release( p_pes );
1855
1856         p_pes = p_stream->chain_pes.p_first;
1857         if( p_pes )
1858         {
1859             p_stream->i_pes_dts    = p_pes->i_dts;
1860             p_stream->i_pes_length = 0;
1861             while( p_pes )
1862             {
1863                 p_stream->i_pes_length += p_pes->i_length;
1864
1865                 p_pes = p_pes->p_next;
1866             }
1867         }
1868         else
1869         {
1870             p_stream->i_pes_dts = 0;
1871             p_stream->i_pes_length = 0;
1872         }
1873         p_stream->i_pes_used = 0;
1874     }
1875
1876     return p_ts;
1877 }
1878
1879 static void TSSetPCR( block_t *p_ts, mtime_t i_dts )
1880 {
1881     mtime_t i_pcr = 9 * i_dts / 100;
1882
1883     p_ts->p_buffer[6]  = ( i_pcr >> 25 )&0xff;
1884     p_ts->p_buffer[7]  = ( i_pcr >> 17 )&0xff;
1885     p_ts->p_buffer[8]  = ( i_pcr >> 9  )&0xff;
1886     p_ts->p_buffer[9]  = ( i_pcr >> 1  )&0xff;
1887     p_ts->p_buffer[10]|= ( i_pcr << 7  )&0x80;
1888 }
1889
1890 #if 0
1891 static void TSSetConstraints( sout_mux_t *p_mux, sout_buffer_chain_t *c,
1892                               mtime_t i_length, int i_bitrate_min,
1893                               int i_bitrate_max )
1894 {
1895     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1896     sout_buffer_chain_t s = *c;
1897
1898     int i_packets = 0;
1899     int i_packets_min = 0;
1900     int i_packets_max = 0;
1901
1902     if( i_length <= 0 )
1903     {
1904         return;
1905     }
1906
1907     i_packets     = c->i_depth;
1908     i_packets_min = ( (int64_t)i_bitrate_min * i_length / 8 / 1000000  + 187 ) / 188;
1909     i_packets_max = ( (int64_t)i_bitrate_max * i_length / 8 / 1000000  + 187 ) / 188;
1910
1911     if( i_packets < i_packets_min && i_packets_min > 0 )
1912     {
1913         block_t *p_pk;
1914         int i_div = ( i_packets_min - i_packets ) / i_packets;
1915         int i_mod = ( i_packets_min - i_packets ) % i_packets;
1916         int i_rest = 0;
1917
1918         /* We need to pad with null packets (pid=0x1fff)
1919          * We try to melt null packets with true packets */
1920         msg_Dbg( p_mux,
1921                  "packets=%d but min=%d -> adding %d packets of padding",
1922                  i_packets, i_packets_min, i_packets_min - i_packets );
1923
1924         BufferChainInit( c );
1925         while( ( p_pk = BufferChainGet( &s ) ) )
1926         {
1927             int i, i_null;
1928
1929             BufferChainAppend( c, p_pk );
1930
1931             i_null = i_div + ( i_rest + i_mod ) / i_packets;
1932
1933             for( i = 0; i < i_null; i++ )
1934             {
1935                 block_t *p_null;
1936
1937                 p_null = sout_BufferNew( p_mux->p_sout, 188 );
1938                 p_null->p_buffer[0] = 0x47;
1939                 p_null->p_buffer[1] = 0x1f;
1940                 p_null->p_buffer[2] = 0xff;
1941                 p_null->p_buffer[3] = 0x10 | p_sys->i_null_continuity_counter;
1942                 memset( &p_null->p_buffer[4], 0, 184 );
1943                 p_sys->i_null_continuity_counter =
1944                     ( p_sys->i_null_continuity_counter + 1 ) % 16;
1945
1946                 BufferChainAppend( c, p_null );
1947             }
1948
1949             i_rest = ( i_rest + i_mod ) % i_packets;
1950         }
1951     }
1952     else if( i_packets > i_packets_max && i_packets_max > 0 )
1953     {
1954         block_t *p_pk;
1955         int           i;
1956
1957         /* Arg, we need to drop packets, I don't do something clever (like
1958          * dropping complete pid, b frames, ... ), I just get the right amount
1959          * of packets and discard the others */
1960         msg_Warn( p_mux,
1961                   "packets=%d but max=%d -> removing %d packets -> stream broken",
1962                   i_packets, i_packets_max, i_packets - i_packets_max );
1963
1964         BufferChainInit( c );
1965         for( i = 0; i < i_packets_max; i++ )
1966         {
1967             BufferChainAppend( c, BufferChainGet( &s ) );
1968         }
1969
1970         while( ( p_pk = BufferChainGet( &s ) ) )
1971         {
1972             sout_BufferDelete( p_mux->p_sout, p_pk );
1973         }
1974     }
1975 }
1976 #endif
1977
1978 static void PEStoTS( sout_instance_t *p_sout,
1979                      sout_buffer_chain_t *c, block_t *p_pes,
1980                      ts_stream_t *p_stream )
1981 {
1982     uint8_t *p_data;
1983     int     i_size;
1984     int     b_new_pes;
1985
1986     /* get PES total size */
1987     i_size = p_pes->i_buffer;
1988     p_data = p_pes->p_buffer;
1989
1990     b_new_pes = VLC_TRUE;
1991
1992     for( ;; )
1993     {
1994         int           b_adaptation_field;
1995         int           i_copy;
1996         block_t *p_ts;
1997
1998         p_ts = block_New( p_sout, 188 );
1999         /* write header
2000          * 8b   0x47    sync byte
2001          * 1b           transport_error_indicator
2002          * 1b           payload_unit_start
2003          * 1b           transport_priority
2004          * 13b          pid
2005          * 2b           transport_scrambling_control
2006          * 2b           if adaptation_field 0x03 else 0x01
2007          * 4b           continuity_counter
2008          */
2009
2010         i_copy    = __MIN( i_size, 184 );
2011         b_adaptation_field = i_size < 184 ? VLC_TRUE : VLC_FALSE;
2012
2013         p_ts->p_buffer[0] = 0x47;
2014         p_ts->p_buffer[1] = ( b_new_pes ? 0x40 : 0x00 )|
2015                             ( ( p_stream->i_pid >> 8 )&0x1f );
2016         p_ts->p_buffer[2] = p_stream->i_pid & 0xff;
2017         p_ts->p_buffer[3] = ( b_adaptation_field ? 0x30 : 0x10 )|
2018                             p_stream->i_continuity_counter;
2019
2020         b_new_pes = VLC_FALSE;
2021         p_stream->i_continuity_counter = (p_stream->i_continuity_counter+1)%16;
2022
2023         if( b_adaptation_field )
2024         {
2025             int i_stuffing = 184 - i_copy;
2026             int i;
2027
2028             p_ts->p_buffer[4] = i_stuffing - 1;
2029             if( i_stuffing > 1 )
2030             {
2031                 p_ts->p_buffer[5] = 0x00;
2032                 if( p_stream->b_discontinuity )
2033                 {
2034                     p_ts->p_buffer[5] |= 0x80;
2035                     p_stream->b_discontinuity = VLC_FALSE;
2036                 }
2037                 for( i = 6; i < 6 + i_stuffing - 2; i++ )
2038                 {
2039                     p_ts->p_buffer[i] = 0xff;
2040                 }
2041             }
2042         }
2043         /* copy payload */
2044         memcpy( &p_ts->p_buffer[188 - i_copy], p_data, i_copy );
2045         p_data += i_copy;
2046         i_size -= i_copy;
2047
2048         BufferChainAppend( c, p_ts );
2049
2050         if( i_size <= 0 )
2051         {
2052             block_t *p_next = p_pes->p_next;
2053
2054             p_pes->p_next = NULL;
2055             block_Release( p_pes );
2056             if( p_next == NULL )
2057             {
2058                 break;
2059             }
2060             b_new_pes = VLC_TRUE;
2061             p_pes = p_next;
2062             i_size = p_pes->i_buffer;
2063             p_data = p_pes->p_buffer;
2064         }
2065     }
2066
2067     return;
2068 }
2069
2070 static block_t *WritePSISection( sout_instance_t *p_sout,
2071                                        dvbpsi_psi_section_t* p_section )
2072 {
2073     block_t   *p_psi, *p_first = NULL;
2074
2075     while( p_section )
2076     {
2077         int             i_size;
2078
2079         i_size =  (uint32_t)( p_section->p_payload_end - p_section->p_data )+
2080                   ( p_section->b_syntax_indicator ? 4 : 0 );
2081
2082         p_psi = block_New( p_sout, i_size + 1 );
2083         p_psi->i_pts = 0;
2084         p_psi->i_dts = 0;
2085         p_psi->i_length = 0;
2086         p_psi->i_buffer = i_size + 1;
2087
2088         p_psi->p_buffer[0] = 0; /* pointer */
2089         memcpy( p_psi->p_buffer + 1,
2090                 p_section->p_data,
2091                 i_size );
2092
2093         block_ChainAppend( &p_first, p_psi );
2094
2095         p_section = p_section->p_next;
2096     }
2097
2098     return( p_first );
2099 }
2100
2101 static void GetPAT( sout_mux_t *p_mux,
2102                     sout_buffer_chain_t *c )
2103 {
2104     sout_mux_sys_t       *p_sys = p_mux->p_sys;
2105     block_t              *p_pat;
2106     dvbpsi_pat_t         pat;
2107     dvbpsi_psi_section_t *p_section;
2108     int i;
2109
2110     dvbpsi_InitPAT( &pat, p_sys->i_tsid, p_sys->i_pat_version_number,
2111                     1 );      /* b_current_next */
2112     /* add all programs */
2113     for ( i = 0; i < p_sys->i_num_pmt; i++ )
2114         dvbpsi_PATAddProgram( &pat,
2115                               p_sys->i_pmt_program_number[i],
2116                               p_sys->pmt[i].i_pid );
2117
2118     p_section = dvbpsi_GenPATSections( &pat,
2119                                        0 );     /* max program per section */
2120
2121     p_pat = WritePSISection( p_mux->p_sout, p_section );
2122
2123     PEStoTS( p_mux->p_sout, c, p_pat, &p_sys->pat );
2124
2125     dvbpsi_DeletePSISections( p_section );
2126     dvbpsi_EmptyPAT( &pat );
2127 }
2128
2129 static uint32_t GetDescriptorLength24b( int i_length )
2130 {
2131     uint32_t i_l1, i_l2, i_l3;
2132
2133     i_l1 = i_length&0x7f;
2134     i_l2 = ( i_length >> 7 )&0x7f;
2135     i_l3 = ( i_length >> 14 )&0x7f;
2136
2137     return( 0x808000 | ( i_l3 << 16 ) | ( i_l2 << 8 ) | i_l1 );
2138 }
2139
2140 static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c )
2141 {
2142     sout_mux_sys_t  *p_sys = p_mux->p_sys;
2143     block_t   *p_pmt[MAX_PMT];
2144     block_t   *p_sdt;
2145
2146     dvbpsi_sdt_t        sdt;
2147     dvbpsi_pmt_es_t     *p_es;
2148     dvbpsi_psi_section_t *p_section[MAX_PMT], *p_section2;
2149     dvbpsi_sdt_service_t *p_service;
2150     char            *psz_sdt_desc;
2151     int             i_pidinput;
2152
2153     int             i_stream;
2154     int             i;
2155     int             *p_usepid = NULL;
2156
2157     if( p_sys->dvbpmt == NULL )
2158         p_sys->dvbpmt = malloc( p_sys->i_num_pmt * sizeof(dvbpsi_pmt_t) );
2159 #ifdef HAVE_DVBPSI_SDT
2160     if( p_sys->b_sdt )
2161         dvbpsi_InitSDT( &sdt, p_sys->i_tsid, 1, 1, p_sys->i_netid );
2162 #endif
2163
2164     for( i = 0; i < p_sys->i_num_pmt; i++ )
2165     {
2166         dvbpsi_InitPMT( &p_sys->dvbpmt[i],
2167                         p_sys->i_pmt_program_number[i],   /* program number */
2168                         p_sys->i_pmt_version_number,
2169                         1,      /* b_current_next */
2170                         p_sys->i_pcr_pid );
2171
2172 #ifdef HAVE_DVBPSI_SDT
2173         if( p_sys->b_sdt )
2174         {
2175             p_service = dvbpsi_SDTAddService( &sdt,
2176                 p_sys->i_pmt_program_number[i],  /* service id */
2177                 0,         /* eit schedule */
2178                 0,         /* eit present */
2179                 4,         /* running status ("4=RUNNING") */
2180                 0 );       /* free ca */
2181
2182 #define psz_sdtprov p_sys->sdt_descriptors[i].psz_provider
2183 #define psz_sdtserv p_sys->sdt_descriptors[i].psz_service_name
2184
2185             /* FIXME: Ineffecient malloc's & ugly code......  */
2186             if( psz_sdtprov != NULL && psz_sdtserv != NULL )
2187             {
2188                 psz_sdt_desc = malloc( 3 + strlen(psz_sdtprov)
2189                                          + strlen(psz_sdtserv) );
2190                 psz_sdt_desc[0] = 0x01; /* digital television service */
2191
2192                 /* service provider name length */
2193                 psz_sdt_desc[1] = (char)strlen(psz_sdtprov);
2194                 memcpy( &psz_sdt_desc[2], psz_sdtprov, strlen(psz_sdtprov) );
2195
2196                 /* service name length */
2197                 psz_sdt_desc[ 2 + strlen(psz_sdtprov) ]
2198                     = (char)strlen(psz_sdtserv);
2199                 memcpy( &psz_sdt_desc[3+strlen(psz_sdtprov)], psz_sdtserv,
2200                         strlen(psz_sdtserv) );
2201
2202                 dvbpsi_SDTServiceAddDescriptor( p_service, 0x48,
2203                         3 + strlen(psz_sdtprov) + strlen(psz_sdtserv),
2204                         psz_sdt_desc );
2205                 free( psz_sdt_desc );
2206             }
2207 #undef psz_sdtprov
2208 #undef psz_sdtserv
2209         }
2210 #endif
2211     }
2212
2213     if( p_sys->i_mpeg4_streams > 0 )
2214     {
2215         uint8_t iod[4096];
2216         bits_buffer_t bits;
2217         bits_buffer_t bits_fix_IOD;
2218
2219         /* Make valgrind happy : it works at byte level not bit one so
2220          * bit_write confuse it (but DON'T CHANGE the way that bit_write is
2221          * working (needed when fixing some bits) */
2222         memset( iod, 0, 4096 );
2223
2224         bits_initwrite( &bits, 4096, iod );
2225         /* IOD_label_scope */
2226         bits_write( &bits, 8,   0x11 );
2227         /* IOD_label */
2228         bits_write( &bits, 8,   0x01 );
2229         /* InitialObjectDescriptor */
2230         bits_align( &bits );
2231         bits_write( &bits, 8,   0x02 );     /* tag */
2232         bits_fix_IOD = bits;    /* save states to fix length later */
2233         bits_write( &bits, 24,
2234             GetDescriptorLength24b( 0 ) );  /* variable length (fixed later) */
2235         bits_write( &bits, 10,  0x01 );     /* ObjectDescriptorID */
2236         bits_write( &bits, 1,   0x00 );     /* URL Flag */
2237         bits_write( &bits, 1,   0x00 );     /* includeInlineProfileLevelFlag */
2238         bits_write( &bits, 4,   0x0f );     /* reserved */
2239         bits_write( &bits, 8,   0xff );     /* ODProfile (no ODcapability ) */
2240         bits_write( &bits, 8,   0xff );     /* sceneProfile */
2241         bits_write( &bits, 8,   0xfe );     /* audioProfile (unspecified) */
2242         bits_write( &bits, 8,   0xfe );     /* visualProfile( // ) */
2243         bits_write( &bits, 8,   0xff );     /* graphicProfile (no ) */
2244         for( i_stream = 0; i_stream < p_mux->i_nb_inputs; i_stream++ )
2245         {
2246             ts_stream_t *p_stream;
2247             p_stream = (ts_stream_t*)p_mux->pp_inputs[i_stream]->p_sys;
2248
2249             if( p_stream->i_stream_id == 0xfa ||
2250                 p_stream->i_stream_id == 0xfb ||
2251                 p_stream->i_stream_id == 0xfe )
2252             {
2253                 bits_buffer_t bits_fix_ESDescr, bits_fix_Decoder;
2254                 /* ES descriptor */
2255                 bits_align( &bits );
2256                 bits_write( &bits, 8,   0x03 );     /* ES_DescrTag */
2257                 bits_fix_ESDescr = bits;
2258                 bits_write( &bits, 24,
2259                             GetDescriptorLength24b( 0 ) ); /* variable size */
2260                 bits_write( &bits, 16,  p_stream->i_es_id );
2261                 bits_write( &bits, 1,   0x00 );     /* streamDependency */
2262                 bits_write( &bits, 1,   0x00 );     /* URL Flag */
2263                 bits_write( &bits, 1,   0x00 );     /* OCRStreamFlag */
2264                 bits_write( &bits, 5,   0x1f );     /* streamPriority */
2265
2266                 /* DecoderConfigDesciptor */
2267                 bits_align( &bits );
2268                 bits_write( &bits, 8,   0x04 ); /* DecoderConfigDescrTag */
2269                 bits_fix_Decoder = bits;
2270                 bits_write( &bits, 24,  GetDescriptorLength24b( 0 ) );
2271                 if( p_stream->i_stream_type == 0x10 )
2272                 {
2273                     bits_write( &bits, 8, 0x20 );   /* Visual 14496-2 */
2274                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2275                 }
2276                 else if( p_stream->i_stream_type == 0x1b )
2277                 {
2278                     bits_write( &bits, 8, 0x21 );   /* Visual 14496-2 */
2279                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2280                 }
2281                 else if( p_stream->i_stream_type == 0x11  || p_stream->i_stream_type == 0x0f )
2282                 {
2283                     bits_write( &bits, 8, 0x40 );   /* Audio 14496-3 */
2284                     bits_write( &bits, 6, 0x05 );   /* AudioStream */
2285                 }
2286                 else if( p_stream->i_stream_type == 0x12 &&
2287                          p_stream->i_codec == VLC_FOURCC('s','u','b','t') )
2288                 {
2289                     bits_write( &bits, 8, 0x0B );   /* Text Stream */
2290                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2291                 }
2292                 else
2293                 {
2294                     bits_write( &bits, 8, 0x00 );
2295                     bits_write( &bits, 6, 0x00 );
2296
2297                     msg_Err( p_mux->p_sout,"Unsupported stream_type => "
2298                              "broken IOD" );
2299                 }
2300                 bits_write( &bits, 1,   0x00 );         /* UpStream */
2301                 bits_write( &bits, 1,   0x01 );         /* reserved */
2302                 bits_write( &bits, 24,  1024 * 1024 );  /* bufferSizeDB */
2303                 bits_write( &bits, 32,  0x7fffffff );   /* maxBitrate */
2304                 bits_write( &bits, 32,  0 );            /* avgBitrate */
2305
2306                 if( p_stream->i_decoder_specific_info > 0 )
2307                 {
2308                     int i;
2309                     /* DecoderSpecificInfo */
2310                     bits_align( &bits );
2311                     bits_write( &bits, 8,   0x05 ); /* tag */
2312                     bits_write( &bits, 24, GetDescriptorLength24b(
2313                                 p_stream->i_decoder_specific_info ) );
2314                     for( i = 0; i < p_stream->i_decoder_specific_info; i++ )
2315                     {
2316                         bits_write( &bits, 8,
2317                             ((uint8_t*)p_stream->p_decoder_specific_info)[i] );
2318                     }
2319                 }
2320                 /* fix Decoder length */
2321                 bits_write( &bits_fix_Decoder, 24,
2322                             GetDescriptorLength24b( bits.i_data -
2323                             bits_fix_Decoder.i_data - 3 ) );
2324
2325                 /* SLConfigDescriptor : predefined (0x01) */
2326                 bits_align( &bits );
2327                 bits_write( &bits, 8,   0x06 ); /* tag */
2328                 bits_write( &bits, 24,  GetDescriptorLength24b( 8 ) );
2329                 bits_write( &bits, 8,   0x01 );/* predefined */
2330                 bits_write( &bits, 1,   0 );   /* durationFlag */
2331                 bits_write( &bits, 32,  0 );   /* OCRResolution */
2332                 bits_write( &bits, 8,   0 );   /* OCRLength */
2333                 bits_write( &bits, 8,   0 );   /* InstantBitrateLength */
2334                 bits_align( &bits );
2335
2336                 /* fix ESDescr length */
2337                 bits_write( &bits_fix_ESDescr, 24,
2338                             GetDescriptorLength24b( bits.i_data -
2339                             bits_fix_ESDescr.i_data - 3 ) );
2340             }
2341         }
2342         bits_align( &bits );
2343         /* fix IOD length */
2344         bits_write( &bits_fix_IOD, 24,
2345                     GetDescriptorLength24b( bits.i_data -
2346                                             bits_fix_IOD.i_data - 3 ) );
2347
2348 #if 0//def HAVE_BSEARCH /* FIXME!!! This can't possibly work */
2349         i_pidinput = p_mux->pp_inputs[i]->p_fmt->i_id;
2350         p_usepid = bsearch( &i_pidinput, p_sys->pmtmap, p_sys->i_pmtslots,
2351                             sizeof(pmt_map_t), intcompare );
2352         p_usepid = bsearch( &p_usepid, p_sys->pmtmap, p_sys->i_num_pmt,
2353                             sizeof(pmt_map_t), pmtcompare );
2354         if( p_usepid != NULL )
2355             dvbpsi_PMTAddDescriptor(
2356                     &p_sys->dvbpmt[((pmt_map_t *)p_usepid)->i_prog], 0x1d,
2357                     bits.i_data, bits.p_data );
2358         else
2359             msg_Err( p_mux, "Received an unmapped PID" );
2360 #else
2361         dvbpsi_PMTAddDescriptor( &p_sys->dvbpmt[0], 0x1d, bits.i_data,
2362                                  bits.p_data );
2363 #endif
2364     }
2365
2366     for( i_stream = 0; i_stream < p_mux->i_nb_inputs; i_stream++ )
2367     {
2368         ts_stream_t *p_stream;
2369
2370         p_stream = (ts_stream_t *)p_mux->pp_inputs[i_stream]->p_sys;
2371
2372 #ifdef HAVE_BSEARCH
2373         i_pidinput = p_mux->pp_inputs[i_stream]->p_fmt->i_id;
2374         p_usepid = bsearch( &i_pidinput, p_sys->pmtmap, p_sys->i_pmtslots,
2375                             sizeof(pmt_map_t), intcompare );
2376
2377         if( p_usepid != NULL )
2378             p_es = dvbpsi_PMTAddES(
2379                     &p_sys->dvbpmt[((pmt_map_t *)p_usepid)->i_prog],
2380                     p_stream->i_stream_type, p_stream->i_pid );
2381         else
2382             /* If there's an error somewhere, dump it to the first pmt */
2383 #endif
2384             p_es = dvbpsi_PMTAddES( &p_sys->dvbpmt[0], p_stream->i_stream_type,
2385                                     p_stream->i_pid );
2386
2387         if( p_stream->i_stream_id == 0xfa || p_stream->i_stream_id == 0xfb )
2388         {
2389             uint8_t     es_id[2];
2390
2391             /* SL descriptor */
2392             es_id[0] = (p_stream->i_es_id >> 8)&0xff;
2393             es_id[1] = (p_stream->i_es_id)&0xff;
2394             dvbpsi_PMTESAddDescriptor( p_es, 0x1f, 2, es_id );
2395         }
2396         else if( p_stream->i_stream_type == 0xa0 )
2397         {
2398             uint8_t data[512];
2399             int i_extra = __MIN( p_stream->i_decoder_specific_info, 502 );
2400
2401             /* private DIV3 descripor */
2402             memcpy( &data[0], &p_stream->i_bih_codec, 4 );
2403             data[4] = ( p_stream->i_bih_width >> 8 )&0xff;
2404             data[5] = ( p_stream->i_bih_width      )&0xff;
2405             data[6] = ( p_stream->i_bih_height>> 8 )&0xff;
2406             data[7] = ( p_stream->i_bih_height     )&0xff;
2407             data[8] = ( i_extra >> 8 )&0xff;
2408             data[9] = ( i_extra      )&0xff;
2409             if( i_extra > 0 )
2410             {
2411                 memcpy( &data[10], p_stream->p_decoder_specific_info, i_extra );
2412             }
2413
2414             /* 0xa0 is private */
2415             dvbpsi_PMTESAddDescriptor( p_es, 0xa0, i_extra + 10, data );
2416         }
2417         else if( p_stream->i_stream_type == 0x81 )
2418         {
2419             uint8_t format[4] = { 0x41, 0x43, 0x2d, 0x33 };
2420
2421             /* "registration" descriptor : "AC-3" */
2422             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, format );
2423         }
2424         else if( p_stream->i_codec == VLC_FOURCC('d','t','s',' ') )
2425         {
2426             /* DTS registration descriptor (ETSI TS 101 154 Annex F) */
2427
2428             /* DTS format identifier, frame size 1024 - FIXME */
2429             uint8_t data[4] = { 0x44, 0x54, 0x53, 0x32 };
2430             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, data );
2431         }
2432         else if( p_stream->i_codec == VLC_FOURCC('t','e','l','x') )
2433         {
2434             dvbpsi_PMTESAddDescriptor( p_es, 0x56,
2435                                        p_stream->i_decoder_specific_info,
2436                                        p_stream->p_decoder_specific_info );
2437         }
2438 #ifdef _DVBPSI_DR_59_H_
2439         else if( p_stream->i_codec == VLC_FOURCC('d','v','b','s') )
2440         {
2441             /* DVB subtitles */
2442             dvbpsi_subtitling_dr_t descr;
2443             dvbpsi_subtitle_t sub;
2444             dvbpsi_descriptor_t *p_descr;
2445
2446             memcpy( sub.i_iso6392_language_code, p_stream->lang, 3 );
2447             sub.i_subtitling_type = 0x10; /* no aspect-ratio criticality */
2448             sub.i_composition_page_id = p_stream->i_es_id & 0xFF;
2449             sub.i_ancillary_page_id = p_stream->i_es_id >> 16;
2450
2451             descr.i_subtitles_number = 1;
2452             descr.p_subtitle[0] = sub;
2453
2454             p_descr = dvbpsi_GenSubtitlingDr( &descr, 0 );
2455             /* Work around bug in old libdvbpsi */ p_descr->i_length = 8;
2456             dvbpsi_PMTESAddDescriptor( p_es, p_descr->i_tag,
2457                                        p_descr->i_length, p_descr->p_data );
2458             continue;
2459         }
2460 #endif /* _DVBPSI_DR_59_H_ */
2461
2462         if( p_stream->lang[0] != 0 )
2463         {
2464             uint8_t data[4];
2465
2466             /* I construct the content myself, way faster than looking at
2467              * over complicated/mind broken libdvbpsi way */
2468             data[0] = p_stream->lang[0];
2469             data[1] = p_stream->lang[1];
2470             data[2] = p_stream->lang[2];
2471             data[3] = 0x00; /* audio type: 0x00 undefined */
2472
2473             dvbpsi_PMTESAddDescriptor( p_es, 0x0a, 4, data );
2474         }
2475     }
2476
2477     for( i = 0; i < p_sys->i_num_pmt; i++ )
2478     {
2479         p_section[i] = dvbpsi_GenPMTSections( &p_sys->dvbpmt[i] );
2480         p_pmt[i] = WritePSISection( p_mux->p_sout, p_section[i] );
2481         PEStoTS( p_mux->p_sout, c, p_pmt[i], &p_sys->pmt[i] );
2482         dvbpsi_DeletePSISections( p_section[i] );
2483         dvbpsi_EmptyPMT( &p_sys->dvbpmt[i] );
2484     }
2485
2486 #ifdef HAVE_DVBPSI_SDT
2487     if( p_sys->b_sdt )
2488     {
2489         p_section2 = dvbpsi_GenSDTSections( &sdt );
2490         p_sdt = WritePSISection( p_mux->p_sout, p_section2 );
2491         PEStoTS( p_mux->p_sout, c, p_sdt, &p_sys->sdt );
2492         dvbpsi_DeletePSISections( p_section2 );
2493         dvbpsi_EmptySDT( &sdt );
2494     }
2495 #endif
2496 }