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_("Assign 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_("Assign a fixed PID to the audio stream.")
  88 #define SPUPID_TEXT N_("SPU PID")
  89 #define SPUPID_LONGTEXT N_("Assign a fixed PID to the SPU.")
  90 #define PMTPID_TEXT N_("PMT PID")
  91 #define PMTPID_LONGTEXT N_("Assign a fixed PID to the PMT")
  92 #define TSID_TEXT N_("TS ID")
  93 #define TSID_LONGTEXT N_("Assign a fixed Transport Stream ID.")
  94 #define NETID_TEXT N_("NET ID")
  95 #define NETID_LONGTEXT N_("Assign a fixed Network ID (for SDT table)")
  96
  97 #define PMTPROG_TEXT N_("PMT Program numbers")
  98 #define PMTPROG_LONGTEXT N_("Assign a program number to each PMT. This " \
  99                             "requires \"Set PID to ID of ES\" to be enabled." )
 100
 101 #define MUXPMT_TEXT N_("Mux PMT (requires --sout-ts-es-id-pid)")
 102 #define MUXPMT_LONGTEXT N_("Define the pids to add to each pmt. This " \
 103                            "requires \"Set PID to ID of ES\" to be enabled." )
 104
 105 #define SDTDESC_TEXT N_("SDT Descriptors (requires --sout-ts-es-id-pid)")
 106 #define SDTDESC_LONGTEXT N_("Defines the descriptors of each SDT. This" \
 107                         "requires \"Set PID to ID of ES\" to be enabled." )
 108
 109 #define PID_TEXT N_("Set PID to ID of ES")
 110 #define PID_LONGTEXT N_("Sets PID to the ID if the incoming ES. This is for " \
 111   "use with --ts-es-id-pid, and allows to have the same PIDs in the input " \
 112   "and output streams.")
 113
 114 #define ALIGNMENT_TEXT N_("Data alignment")
 115 #define ALIGNMENT_LONGTEXT N_("Enforces alignment of all access units on " \
 116   "PES boundaries. This is a waste of bandwidth.")
 117
 118 #define SHAPING_TEXT N_("Shaping delay (ms)")
 119 #define SHAPING_LONGTEXT N_("Cut the " \
 120   "stream in slices of the given duration, and ensure a constant bitrate " \
 121   "between the two boundaries. This avoids having huge bitrate peaks, " \
 122   "especially for reference frames." )
 123
 124 #define KEYF_TEXT N_("Use keyframes")
 125 #define KEYF_LONGTEXT N_("If enabled, and shaping is specified, " \
 126   "the TS muxer will place the boundaries at the end of I pictures. In " \
 127   "that case, the shaping duration given by the user is a worse case " \
 128   "used when no reference frame is available. This enhances the efficiency " \
 129   "of the shaping algorithm, since I frames are usually the biggest " \
 130   "frames in the stream.")
 131
 132 #define PCR_TEXT N_("PCR delay (ms)")
 133 #define PCR_LONGTEXT N_("Set at which interval " \
 134   "PCRs (Program Clock Reference) will be sent (in milliseconds). " \
 135   "This value should be below 100ms. (default is 70ms).")
 136
 137 #define BMIN_TEXT N_( "Minimum B (deprecated)")
 138 #define BMIN_LONGTEXT N_( "This setting is deprecated and not used anymore" )
 139
 140 #define BMAX_TEXT N_( "Maximum B (deprecated)")
 141 #define BMAX_LONGTEXT N_( "This setting is deprecated and not used anymore")
 142
 143 #define DTS_TEXT N_("DTS delay (ms)")
 144 #define DTS_LONGTEXT N_("Delay the DTS (decoding time " \
 145   "stamps) and PTS (presentation timestamps) of the data in the " \
 146   "stream, compared to the PCRs. This allows for some buffering inside " \
 147   "the client decoder.")
 148
 149 #define ACRYPT_TEXT N_("Crypt audio")
 150 #define ACRYPT_LONGTEXT N_("Crypt audio using CSA")
 151 #define VCRYPT_TEXT N_("Crypt video")
 152 #define VCRYPT_LONGTEXT N_("Crypt video using CSA")
 153
 154 #define CK_TEXT N_("CSA Key")
 155 #define CK_LONGTEXT N_("CSA encryption key. This must be a " \
 156   "16 char string (8 hexadecimal bytes).")
 157
 158 #define CPKT_TEXT N_("Packet size in bytes to encrypt")
 159 /// \bug [String] Extra space
 160 #define CPKT_LONGTEXT N_("Size of the TS packet to encrypt. " \
 161     "The encryption routines subtract the TS-header from the value before " \
 162     "encrypting. " )
 163
 164 #define SOUT_CFG_PREFIX "sout-ts-"
 165 #ifdef HAVE_BSEARCH
 166 #   define MAX_PMT 64       /* Maximum number of programs. FIXME: I just chose an arbitary number. Where is the maximum in the spec? */
 167 #else
 168 #   define MAX_PMT 1
 169 #endif
 170 #define MAX_PMT_PID 64       /* Maximum pids in each pmt.  FIXME: I just chose an arbitary number. Where is the maximum in the spec? */
 171
 172 vlc_module_begin();
 173     set_description( _("TS muxer (libdvbpsi)") );
 174     set_shortname( "MPEG-TS");
 175     set_category( CAT_SOUT );
 176     set_subcategory( SUBCAT_SOUT_MUX );
 177     set_capability( "sout mux", 120 );
 178     add_shortcut( "ts" );
 179
 180     add_integer( SOUT_CFG_PREFIX "pid-video", 0, NULL,VPID_TEXT, VPID_LONGTEXT,
 181                                   VLC_TRUE );
 182     add_integer( SOUT_CFG_PREFIX "pid-audio", 0, NULL, APID_TEXT,
 183                  APID_LONGTEXT, VLC_TRUE );
 184     add_integer( SOUT_CFG_PREFIX "pid-spu", 0, NULL, SPUPID_TEXT,
 185                  SPUPID_LONGTEXT, VLC_TRUE );
 186     add_integer( SOUT_CFG_PREFIX "pid-pmt", 0, NULL, PMTPID_TEXT,
 187                  PMTPID_LONGTEXT, VLC_TRUE );
 188     add_integer( SOUT_CFG_PREFIX "tsid", 0, NULL, TSID_TEXT,
 189                  TSID_LONGTEXT, VLC_TRUE );
 190 #ifdef HAVE_DVBPSI_SDT
 191     add_integer( SOUT_CFG_PREFIX "netid", 0, NULL, NETID_TEXT,
 192                  NETID_LONGTEXT, VLC_TRUE );
 193 #endif
 194     add_string( SOUT_CFG_PREFIX "program-pmt", NULL, NULL, PMTPROG_TEXT,
 195                 PMTPROG_LONGTEXT, VLC_TRUE );
 196     add_bool( SOUT_CFG_PREFIX "es-id-pid", 0, NULL, PID_TEXT, PID_LONGTEXT,
 197               VLC_TRUE );
 198     add_string( SOUT_CFG_PREFIX "muxpmt", NULL, NULL, MUXPMT_TEXT, MUXPMT_LONGTEXT, VLC_TRUE );
 199 #ifdef HAVE_DVBPSI_SDT
 200     add_string( SOUT_CFG_PREFIX "sdtdesc", NULL, NULL, SDTDESC_TEXT, SDTDESC_LONGTEXT, VLC_TRUE );
 201 #endif
 202     add_bool( SOUT_CFG_PREFIX "alignment", 0, NULL, ALIGNMENT_TEXT,
 203               ALIGNMENT_LONGTEXT, VLC_TRUE );
 204
 205     add_integer( SOUT_CFG_PREFIX "shaping", 200, NULL,SHAPING_TEXT,
 206                  SHAPING_LONGTEXT, VLC_TRUE );
 207     add_bool( SOUT_CFG_PREFIX "use-key-frames", VLC_FALSE, NULL, KEYF_TEXT,
 208               KEYF_LONGTEXT, VLC_TRUE );
 209
 210     add_integer( SOUT_CFG_PREFIX "pcr", 70, NULL, PCR_TEXT, PCR_LONGTEXT,
 211                  VLC_TRUE );
 212     add_integer( SOUT_CFG_PREFIX "bmin", 0, NULL, BMIN_TEXT, BMIN_LONGTEXT,
 213                  VLC_TRUE );
 214     add_integer( SOUT_CFG_PREFIX "bmax", 0, NULL, BMAX_TEXT, BMAX_LONGTEXT,
 215                  VLC_TRUE );
 216     add_integer( SOUT_CFG_PREFIX "dts-delay", 400, NULL, DTS_TEXT,
 217                  DTS_LONGTEXT, VLC_TRUE );
 218
 219     add_bool( SOUT_CFG_PREFIX "crypt-audio", VLC_TRUE, NULL, ACRYPT_TEXT,
 220               ACRYPT_LONGTEXT, VLC_TRUE );
 221     add_bool( SOUT_CFG_PREFIX "crypt-video", VLC_TRUE, NULL, VCRYPT_TEXT,
 222               VCRYPT_LONGTEXT, VLC_TRUE );
 223
 224     add_string( SOUT_CFG_PREFIX "csa-ck", NULL, NULL, CK_TEXT, CK_LONGTEXT,
 225                 VLC_TRUE );
 226     add_integer( SOUT_CFG_PREFIX "csa-pkt", 188, NULL, CPKT_TEXT, CPKT_LONGTEXT, VLC_TRUE );
 227
 228     set_callbacks( Open, Close );
 229 vlc_module_end();
 230
 231 /*****************************************************************************
 232  * Local data structures
 233  *****************************************************************************/
 234 static const char *ppsz_sout_options[] = {
 235     "pid-video", "pid-audio", "pid-spu", "pid-pmt", "tsid", "netid",
 236     "es-id-pid", "shaping", "pcr", "bmin", "bmax", "use-key-frames",
 237     "dts-delay", "csa-ck", "csa-pkt", "crypt-audio", "crypt-video",
 238     "muxpmt", "sdtdesc", "program-pmt", "alignment",
 239     NULL
 240 };
 241
 242 typedef struct pmt_map_t   /* Holds the mapping between the pmt-pid/pmt table */
 243 {
 244     int i_pid;
 245     unsigned long i_prog;
 246 } pmt_map_t;
 247
 248 typedef struct sdt_desc_t
 249 {
 250     char *psz_provider;
 251     char *psz_service_name;  /* name of program */
 252 } sdt_desc_t;
 253
 254 typedef struct
 255 {
 256     int     i_depth;
 257     block_t *p_first;
 258     block_t **pp_last;
 259 } sout_buffer_chain_t;
 260
 261 static inline void BufferChainInit  ( sout_buffer_chain_t *c )
 262 {
 263     c->i_depth = 0;
 264     c->p_first = NULL;
 265     c->pp_last = &c->p_first;
 266 }
 267
 268 static inline void BufferChainAppend( sout_buffer_chain_t *c, block_t *b )
 269 {
 270     *c->pp_last = b;
 271     c->i_depth++;
 272
 273     while( b->p_next )
 274     {
 275         b = b->p_next;
 276         c->i_depth++;
 277     }
 278     c->pp_last = &b->p_next;
 279 }
 280
 281 static inline block_t *BufferChainGet( sout_buffer_chain_t *c )
 282 {
 283     block_t *b = c->p_first;
 284
 285     if( b )
 286     {
 287         c->i_depth--;
 288         c->p_first = b->p_next;
 289
 290         if( c->p_first == NULL )
 291         {
 292             c->pp_last = &c->p_first;
 293         }
 294
 295         b->p_next = NULL;
 296     }
 297     return b;
 298 }
 299
 300 static inline block_t *BufferChainPeek( sout_buffer_chain_t *c )
 301 {
 302     block_t *b = c->p_first;
 303
 304     return b;
 305 }
 306
 307 static inline void BufferChainClean( sout_instance_t *p_sout,
 308                                      sout_buffer_chain_t *c )
 309 {
 310     block_t *b;
 311
 312     while( ( b = BufferChainGet( c ) ) )
 313     {
 314         block_Release( b );
 315     }
 316     BufferChainInit( c );
 317 }
 318
 319 typedef struct ts_stream_t
 320 {
 321     int             i_pid;
 322     vlc_fourcc_t    i_codec;
 323
 324     int             i_stream_type;
 325     int             i_stream_id;
 326     int             i_continuity_counter;
 327     vlc_bool_t      b_discontinuity;
 328
 329     /* to be used for carriege of DIV3 */
 330     vlc_fourcc_t    i_bih_codec;
 331     int             i_bih_width, i_bih_height;
 332
 333     /* Specific to mpeg4 in mpeg2ts */
 334     int             i_es_id;
 335
 336     int             i_decoder_specific_info;
 337     uint8_t         *p_decoder_specific_info;
 338
 339     /* language is iso639-2T */
 340     uint8_t         lang[3];
 341
 342     sout_buffer_chain_t chain_pes;
 343     mtime_t             i_pes_dts;
 344     mtime_t             i_pes_length;
 345     int                 i_pes_used;
 346     vlc_bool_t          b_key_frame;
 347
 348 } ts_stream_t;
 349
 350 struct sout_mux_sys_t
 351 {
 352     int             i_pcr_pid;
 353     sout_input_t    *p_pcr_input;
 354
 355     int             i_audio_bound;
 356     int             i_video_bound;
 357
 358     vlc_bool_t      b_es_id_pid;
 359     vlc_bool_t      b_sdt;
 360     int             i_pid_video;
 361     int             i_pid_audio;
 362     int             i_pid_spu;
 363     int             i_pid_free; /* first usable pid */
 364
 365     int             i_tsid;
 366     int             i_netid;
 367     int             i_num_pmt;
 368     int             i_pmtslots;
 369     int             i_pat_version_number;
 370     ts_stream_t     pat;
 371
 372     int             i_pmt_version_number;
 373     ts_stream_t     pmt[MAX_PMT];
 374     pmt_map_t       pmtmap[MAX_PMT_PID];
 375     int             i_pmt_program_number[MAX_PMT];
 376     sdt_desc_t      sdt_descriptors[MAX_PMT];
 377     vlc_bool_t      b_data_alignment;
 378
 379     int             i_mpeg4_streams;
 380
 381     int             i_null_continuity_counter;  /* Needed ? */
 382     ts_stream_t     sdt;
 383     dvbpsi_pmt_t    *dvbpmt;
 384
 385     /* for TS building */
 386     int64_t             i_bitrate_min;
 387     int64_t             i_bitrate_max;
 388
 389     int64_t             i_shaping_delay;
 390     int64_t             i_pcr_delay;
 391
 392     int64_t             i_dts_delay;
 393
 394     vlc_bool_t          b_use_key_frames;
 395
 396     mtime_t             i_pcr;  /* last PCR emited */
 397
 398     csa_t               *csa;
 399     int                 i_csa_pkt_size;
 400     vlc_bool_t          b_crypt_audio;
 401     vlc_bool_t          b_crypt_video;
 402 };
 403
 404 /* Reserve a pid and return it */
 405 static int  AllocatePID( sout_mux_sys_t *p_sys, int i_cat )
 406 {
 407     int i_pid;
 408     if ( i_cat == VIDEO_ES && p_sys->i_pid_video )
 409     {
 410         i_pid = p_sys->i_pid_video;
 411         p_sys->i_pid_video = 0;
 412     }
 413     else if ( i_cat == AUDIO_ES && p_sys->i_pid_audio )
 414     {
 415         i_pid = p_sys->i_pid_audio;
 416         p_sys->i_pid_audio = 0;
 417     }
 418     else if ( i_cat == SPU_ES && p_sys->i_pid_spu )
 419     {
 420         i_pid = p_sys->i_pid_spu;
 421         p_sys->i_pid_spu = 0;
 422     }
 423     else
 424     {
 425         i_pid = ++p_sys->i_pid_free;
 426     }
 427     return i_pid;
 428 }
 429
 430 static int pmtcompare( const void *pa, const void *pb )
 431 {
 432     if ( ((pmt_map_t *)pa)->i_pid  < ((pmt_map_t *)pb)->i_pid )
 433         return -1;
 434     else if ( ((pmt_map_t *)pa)->i_pid  > ((pmt_map_t *)pb)->i_pid )
 435         return 1;
 436     else
 437         return 0;
 438 }
 439
 440 static int intcompare( const void *pa, const void *pb )
 441 {
 442     if ( *(int *)pa  < *(int *)pb )
 443         return -1;
 444     else if ( *(int *)pa > *(int *)pb )
 445         return 1;
 446     else
 447         return 0;
 448 }
 449
 450 /*****************************************************************************
 451  * Local prototypes
 452  *****************************************************************************/
 453 static int Control  ( sout_mux_t *, int, va_list );
 454 static int AddStream( sout_mux_t *, sout_input_t * );
 455 static int DelStream( sout_mux_t *, sout_input_t * );
 456 static int Mux      ( sout_mux_t * );
 457
 458 static block_t *FixPES( sout_mux_t *p_mux, block_fifo_t *p_fifo );
 459 static void TSSchedule  ( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
 460                           mtime_t i_pcr_length, mtime_t i_pcr_dts );
 461 static void TSDate      ( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
 462                           mtime_t i_pcr_length, mtime_t i_pcr_dts );
 463 static void GetPAT( sout_mux_t *p_mux, sout_buffer_chain_t *c );
 464 static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c );
 465
 466 static block_t *TSNew( sout_mux_t *p_mux, ts_stream_t *p_stream, vlc_bool_t b_pcr );
 467 static void TSSetPCR( block_t *p_ts, mtime_t i_dts );
 468
 469 static void PEStoTS  ( sout_instance_t *, sout_buffer_chain_t *, block_t *, ts_stream_t * );
 470
 471 /*****************************************************************************
 472  * Open:
 473  *****************************************************************************/
 474 static int Open( vlc_object_t *p_this )
 475 {
 476     sout_mux_t          *p_mux =(sout_mux_t*)p_this;
 477     sout_mux_sys_t      *p_sys = NULL;
 478     vlc_value_t         val;
 479     int i;
 480
 481     sout_CfgParse( p_mux, SOUT_CFG_PREFIX, ppsz_sout_options, p_mux->p_cfg );
 482
 483     p_sys = malloc( sizeof( sout_mux_sys_t ) );
 484     if( !p_sys )
 485         return VLC_ENOMEM;
 486     p_sys->i_pmtslots = p_sys->b_sdt = 0;
 487     p_sys->i_num_pmt = 1;
 488     p_sys->dvbpmt = NULL;
 489     memset( &p_sys->pmtmap, 0, sizeof(p_sys->pmtmap) );
 490
 491     p_mux->pf_control   = Control;
 492     p_mux->pf_addstream = AddStream;
 493     p_mux->pf_delstream = DelStream;
 494     p_mux->pf_mux       = Mux;
 495     p_mux->p_sys        = p_sys;
 496
 497     srand( (uint32_t)mdate() );
 498     for ( i = 0; i < MAX_PMT; i++ )
 499         p_sys->sdt_descriptors[i].psz_service_name
 500             = p_sys->sdt_descriptors[i].psz_provider = NULL;
 501     memset( p_sys->sdt_descriptors, 0, sizeof(sdt_desc_t) );
 502
 503     p_sys->i_audio_bound = 0;
 504     p_sys->i_video_bound = 0;
 505
 506     var_Get( p_mux, SOUT_CFG_PREFIX "es-id-pid", &val );
 507     p_sys->b_es_id_pid = val.b_bool;
 508
 509     var_Get( p_mux, SOUT_CFG_PREFIX "muxpmt", &val );
 510     /*
 511        fetch string of pmts. Here's a sample: --sout-ts-muxpmt="0x451,0x200,0x28a,0x240,,0x450,0x201,0x28b,0x241,,0x452,0x202,0x28c,0x242"
 512        This would mean 0x451, 0x200, 0x28a, 0x240 would fall under one pmt (program), 0x450,0x201,0x28b,0x241 would fall under another
 513     */
 514     if( val.psz_string != NULL && *val.psz_string )
 515     {
 516         char *psz_next;
 517         char *psz = val.psz_string;
 518         uint16_t i_pid;
 519         psz_next = psz;
 520
 521         while( psz != NULL )
 522         {
 523             i_pid = strtoul( psz, &psz_next, 0 );
 524
 525             if ( strlen(psz_next) > 0 )
 526                 psz = &psz_next[1];
 527             if ( i_pid == 0 )
 528             {
 529                 p_sys->i_num_pmt++;
 530                 if ( p_sys->i_num_pmt > MAX_PMT )
 531                 {
 532                     msg_Err( p_mux,
 533              "Number of PMTs greater than compiled maximum (%d)", MAX_PMT );
 534                     p_sys->i_num_pmt = MAX_PMT;
 535                 }
 536             }
 537             else
 538             {
 539                 p_sys->pmtmap[p_sys->i_pmtslots].i_pid = i_pid;
 540                 p_sys->pmtmap[p_sys->i_pmtslots].i_prog = p_sys->i_num_pmt - 1;
 541                 p_sys->i_pmtslots++;
 542                 if ( p_sys->i_pmtslots > MAX_PMT_PID )
 543                 {
 544                     msg_Err( p_mux,
 545              "Number of pids in PMT greater than compiled maximum (%d)",
 546                              MAX_PMT_PID );
 547                     p_sys->i_pmtslots = MAX_PMT_PID;
 548                 }
 549             }
 550
 551             /* Now sort according to pids for fast search later on */
 552             qsort( (void *)p_sys->pmtmap, p_sys->i_pmtslots,
 553                    sizeof(pmt_map_t), &pmtcompare );
 554             if ( !*psz_next )
 555                 psz = NULL;
 556         }
 557     }
 558     if( val.psz_string != NULL) free( val.psz_string );
 559
 560     p_sys->i_pat_version_number = rand() % 32;
 561     p_sys->pat.i_pid = 0;
 562     p_sys->pat.i_continuity_counter = 0;
 563     p_sys->pat.b_discontinuity = VLC_FALSE;
 564
 565     var_Get( p_mux, SOUT_CFG_PREFIX "tsid", &val );
 566     if ( val.i_int )
 567         p_sys->i_tsid = val.i_int;
 568     else
 569         p_sys->i_tsid = rand() % 65536;
 570
 571     p_sys->i_netid = rand() % 65536;
 572 #ifdef HAVE_DVBPSI_SDT
 573     var_Get( p_mux, SOUT_CFG_PREFIX "netid", &val );
 574     if ( val.i_int )
 575         p_sys->i_netid = val.i_int;
 576 #endif
 577
 578     p_sys->i_pmt_version_number = rand() % 32;
 579     for( i = 0; i < p_sys->i_num_pmt; i++ )
 580     {
 581         p_sys->pmt[i].i_continuity_counter = 0;
 582         p_sys->pmt[i].b_discontinuity = VLC_FALSE;
 583     }
 584
 585     p_sys->sdt.i_pid = 0x11;
 586     p_sys->sdt.i_continuity_counter = 0;
 587     p_sys->sdt.b_discontinuity = VLC_FALSE;
 588
 589 #ifdef HAVE_DVBPSI_SDT
 590     var_Get( p_mux, SOUT_CFG_PREFIX "sdtdesc", &val );
 591     p_sys->b_sdt = val.psz_string && *val.psz_string ? VLC_TRUE : VLC_FALSE;
 592
 593     /* Syntax is provider_sdt1,service_name_sdt1,provider_sdt2,service_name_sdt2... */
 594     if( p_sys->b_sdt )
 595     {
 596
 597         char *psz = val.psz_string;
 598         char *psz_sdttoken = psz;
 599
 600         i = 0;
 601         while ( psz_sdttoken != NULL )
 602         {
 603             char *psz_end = strchr( psz_sdttoken, ',' );
 604             if( psz_end != NULL )
 605             {
 606                 *psz_end++ = '\0';
 607             }
 608             if ( !(i % 2) )
 609             {
 610                 p_sys->sdt_descriptors[i/2].psz_provider
 611                     = strdup(psz_sdttoken);
 612             }
 613             else
 614             {
 615                 p_sys->sdt_descriptors[i/2].psz_service_name
 616                     = strdup(psz_sdttoken);
 617             }
 618
 619             i++;
 620             psz_sdttoken = psz_end;
 621         }
 622     }
 623     if( val.psz_string != NULL ) free( val.psz_string );
 624 #else
 625     p_sys->b_sdt = VLC_FALSE;
 626 #endif
 627
 628     var_Get( p_mux, SOUT_CFG_PREFIX "alignment", &val );
 629     p_sys->b_data_alignment = val.b_bool;
 630
 631     var_Get( p_mux, SOUT_CFG_PREFIX "program-pmt", &val );
 632     if( val.psz_string && *val.psz_string )
 633     {
 634         char *psz_next;
 635         char *psz = val.psz_string;
 636         uint16_t i_pid;
 637
 638         psz_next = psz;
 639         i = 0;
 640         while ( psz != NULL )
 641         {
 642             i_pid = strtoul( psz, &psz_next, 0 );
 643             if( strlen(psz_next) > 0 )
 644                 psz = &psz_next[1];
 645             else
 646                 psz = NULL;
 647
 648             if( i_pid == 0 )
 649             {
 650                 if( i > MAX_PMT )
 651                     msg_Err( p_mux, "Number of PMTs > maximum (%d)",
 652                              MAX_PMT );
 653             }
 654             else
 655             {
 656                 p_sys->i_pmt_program_number[i] = i_pid;
 657                 i++;
 658             }
 659         }
 660     }
 661     else
 662     {
 663         /* Option not specified, use 1, 2, 3... */
 664         for( i = 0; i < p_sys->i_num_pmt; i++ )
 665             p_sys->i_pmt_program_number[i] = i + 1;
 666     }
 667     if( val.psz_string != NULL ) free( val.psz_string );
 668
 669     var_Get( p_mux, SOUT_CFG_PREFIX "pid-pmt", &val );
 670     if( val.i_int )
 671     {
 672         for( i = 0; i < p_sys->i_num_pmt; i++ )
 673             p_sys->pmt[i].i_pid = val.i_int + i; /* Does this make any sense? */
 674     }
 675     else
 676     {
 677         for( i = 0; i < p_sys->i_num_pmt; i++ )
 678             p_sys->pmt[i].i_pid = 0x42 + i;
 679     }
 680
 681     p_sys->i_pid_free = p_sys->pmt[p_sys->i_num_pmt - 1].i_pid + 1;
 682
 683     var_Get( p_mux, SOUT_CFG_PREFIX "pid-video", &val );
 684     p_sys->i_pid_video = val.i_int;
 685     if ( p_sys->i_pid_video > p_sys->i_pid_free )
 686     {
 687         p_sys->i_pid_free = p_sys->i_pid_video + 1;
 688     }
 689
 690     var_Get( p_mux, SOUT_CFG_PREFIX "pid-audio", &val );
 691     p_sys->i_pid_audio = val.i_int;
 692     if ( p_sys->i_pid_audio > p_sys->i_pid_free )
 693     {
 694         p_sys->i_pid_free = p_sys->i_pid_audio + 1;
 695     }
 696
 697     var_Get( p_mux, SOUT_CFG_PREFIX "pid-spu", &val );
 698     p_sys->i_pid_spu = val.i_int;
 699     if ( p_sys->i_pid_spu > p_sys->i_pid_free )
 700     {
 701         p_sys->i_pid_free = p_sys->i_pid_spu + 1;
 702     }
 703
 704     p_sys->i_pcr_pid = 0x1fff;
 705     p_sys->p_pcr_input = NULL;
 706
 707     p_sys->i_mpeg4_streams = 0;
 708
 709     p_sys->i_null_continuity_counter = 0;
 710
 711     /* Allow to create constrained stream */
 712     var_Get( p_mux, SOUT_CFG_PREFIX "bmin", &val );
 713     p_sys->i_bitrate_min = val.i_int;
 714
 715     var_Get( p_mux, SOUT_CFG_PREFIX "bmax", &val );
 716     p_sys->i_bitrate_max = val.i_int;
 717
 718     if( p_sys->i_bitrate_min > 0 && p_sys->i_bitrate_max > 0 &&
 719         p_sys->i_bitrate_min > p_sys->i_bitrate_max )
 720     {
 721         msg_Err( p_mux, "incompatible minimum and maximum bitrate, "
 722                  "disabling bitrate control" );
 723         p_sys->i_bitrate_min = 0;
 724         p_sys->i_bitrate_max = 0;
 725     }
 726     if( p_sys->i_bitrate_min > 0 || p_sys->i_bitrate_max > 0 )
 727     {
 728         msg_Err( p_mux, "bmin and bmax no more supported "
 729                  "(if you need them report it)" );
 730     }
 731
 732     var_Get( p_mux, SOUT_CFG_PREFIX "shaping", &val );
 733     p_sys->i_shaping_delay = (int64_t)val.i_int * 1000;
 734     if( p_sys->i_shaping_delay <= 0 )
 735     {
 736         msg_Err( p_mux,
 737                  "invalid shaping ("I64Fd"ms) resetting to 200ms",
 738                  p_sys->i_shaping_delay / 1000 );
 739         p_sys->i_shaping_delay = 200000;
 740     }
 741
 742     var_Get( p_mux, SOUT_CFG_PREFIX "pcr", &val );
 743     p_sys->i_pcr_delay = (int64_t)val.i_int * 1000;
 744     if( p_sys->i_pcr_delay <= 0 ||
 745         p_sys->i_pcr_delay >= p_sys->i_shaping_delay )
 746     {
 747         msg_Err( p_mux,
 748                  "invalid pcr delay ("I64Fd"ms) resetting to 70ms",
 749                  p_sys->i_pcr_delay / 1000 );
 750         p_sys->i_pcr_delay = 70000;
 751     }
 752
 753     var_Get( p_mux, SOUT_CFG_PREFIX "dts-delay", &val );
 754     p_sys->i_dts_delay = (int64_t)val.i_int * 1000;
 755
 756     msg_Dbg( p_mux, "shaping="I64Fd" pcr="I64Fd" dts_delay="I64Fd,
 757              p_sys->i_shaping_delay, p_sys->i_pcr_delay, p_sys->i_dts_delay );
 758
 759     var_Get( p_mux, SOUT_CFG_PREFIX "use-key-frames", &val );
 760     p_sys->b_use_key_frames = val.b_bool;
 761
 762     /* for TS generation */
 763     p_sys->i_pcr    = 0;
 764
 765     p_sys->csa      = NULL;
 766     var_Get( p_mux, SOUT_CFG_PREFIX "csa-ck", &val );
 767     if( val.psz_string && *val.psz_string )
 768     {
 769         char *psz = val.psz_string;
 770
 771         /* skip 0x */
 772         if( psz[0] == '0' && ( psz[1] == 'x' || psz[1] == 'X' ) )
 773         {
 774             psz += 2;
 775         }
 776         if( strlen( psz ) != 16 )
 777         {
 778             msg_Dbg( p_mux, "invalid csa ck (it must be 16 chars long)" );
 779         }
 780         else
 781         {
 782             uint64_t i_ck = strtoull( psz, NULL, 16 );
 783             uint8_t  ck[8];
 784             int      i;
 785
 786             for( i = 0; i < 8; i++ )
 787             {
 788                 ck[i] = ( i_ck >> ( 56 - 8*i) )&0xff;
 789             }
 790 #ifndef TS_NO_CSA_CK_MSG
 791             msg_Dbg( p_mux, "using CSA scrambling with ck=%x:%x:%x:%x:%x:%x:%x:%x",
 792                      ck[0], ck[1], ck[2], ck[3], ck[4], ck[5], ck[6], ck[7] );
 793 #endif
 794             p_sys->csa = csa_New();
 795             if( p_sys->csa )
 796             {
 797                 vlc_value_t pkt_val;
 798
 799                 csa_SetCW( p_sys->csa, ck, ck );
 800
 801                 var_Get( p_mux, SOUT_CFG_PREFIX "csa-pkt", &pkt_val );
 802                 if( pkt_val.i_int < 12 || pkt_val.i_int > 188 )
 803                 {
 804                     msg_Err( p_mux, "wrong packet size %d specified.", pkt_val.i_int );
 805                     msg_Warn( p_mux, "using default packet size of 188 bytes" );
 806                     p_sys->i_csa_pkt_size = 188;
 807                 }
 808                 else p_sys->i_csa_pkt_size = pkt_val.i_int;
 809                 msg_Dbg( p_mux, "encrypting %d bytes of packet", p_sys->i_csa_pkt_size );
 810             }
 811         }
 812     }
 813     if( val.psz_string ) free( val.psz_string );
 814
 815     var_Get( p_mux, SOUT_CFG_PREFIX "crypt-audio", &val );
 816     p_sys->b_crypt_audio = val.b_bool;
 817
 818     var_Get( p_mux, SOUT_CFG_PREFIX "crypt-video", &val );
 819     p_sys->b_crypt_video = val.b_bool;
 820
 821     return VLC_SUCCESS;
 822 }
 823
 824 /*****************************************************************************
 825  * Close:
 826  *****************************************************************************/
 827 static void Close( vlc_object_t * p_this )
 828 {
 829     sout_mux_t          *p_mux = (sout_mux_t*)p_this;
 830     sout_mux_sys_t      *p_sys = p_mux->p_sys;
 831     int i;
 832
 833     if( p_sys->csa )
 834     {
 835         csa_Delete( p_sys->csa );
 836     }
 837     for( i = 0; i < MAX_PMT; i++ )
 838     {
 839         if( p_sys->sdt_descriptors[i].psz_service_name != NULL )
 840             free( p_sys->sdt_descriptors[i].psz_service_name );
 841         if( p_sys->sdt_descriptors[i].psz_provider != NULL )
 842             free( p_sys->sdt_descriptors[i].psz_provider );
 843     }
 844
 845     if( p_sys->dvbpmt != NULL )  /* safety */
 846         free ( p_sys->dvbpmt );
 847
 848     free( p_sys );
 849 }
 850
 851 /*****************************************************************************
 852  * Control:
 853  *****************************************************************************/
 854 static int Control( sout_mux_t *p_mux, int i_query, va_list args )
 855 {
 856     vlc_bool_t *pb_bool;
 857     char **ppsz;
 858
 859    switch( i_query )
 860    {
 861        case MUX_CAN_ADD_STREAM_WHILE_MUXING:
 862            pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 863            *pb_bool = VLC_TRUE;
 864            return VLC_SUCCESS;
 865
 866        case MUX_GET_ADD_STREAM_WAIT:
 867            pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 868            *pb_bool = VLC_FALSE;
 869            return VLC_SUCCESS;
 870
 871        case MUX_GET_MIME:
 872            ppsz = (char**)va_arg( args, char ** );
 873            *ppsz = strdup( "video/mpeg" );  /* FIXME not sure */
 874            return VLC_SUCCESS;
 875
 876         default:
 877             return VLC_EGENERIC;
 878    }
 879 }
 880
 881 /*****************************************************************************
 882  * AddStream: called for each stream addition
 883  *****************************************************************************/
 884 static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
 885 {
 886     sout_mux_sys_t      *p_sys = p_mux->p_sys;
 887     ts_stream_t         *p_stream;
 888
 889     p_input->p_sys = p_stream = malloc( sizeof( ts_stream_t ) );
 890
 891     /* Init this new stream */
 892     if ( p_sys->b_es_id_pid )
 893         p_stream->i_pid = p_input->p_fmt->i_id & 0x1fff;
 894     else
 895         p_stream->i_pid = AllocatePID( p_sys, p_input->p_fmt->i_cat );
 896     p_stream->i_codec = p_input->p_fmt->i_codec;
 897     p_stream->i_continuity_counter    = 0;
 898     p_stream->b_discontinuity         = VLC_FALSE;
 899     p_stream->i_decoder_specific_info = 0;
 900     p_stream->p_decoder_specific_info = NULL;
 901
 902     msg_Dbg( p_mux, "adding input codec=%4.4s pid=%d",
 903              (char*)&p_input->p_fmt->i_codec, p_stream->i_pid );
 904
 905     /* All others fields depand on codec */
 906     switch( p_input->p_fmt->i_cat )
 907     {
 908         case VIDEO_ES:
 909             switch( p_input->p_fmt->i_codec )
 910             {
 911                 case VLC_FOURCC( 'm', 'p','g', 'v' ):
 912                     /* TODO: do we need to check MPEG-I/II ? */
 913                     p_stream->i_stream_type = 0x02;
 914                     p_stream->i_stream_id = 0xe0;
 915                     break;
 916                 case VLC_FOURCC( 'm', 'p','4', 'v' ):
 917                     p_stream->i_stream_type = 0x10;
 918                     p_stream->i_stream_id = 0xe0;
 919                     p_stream->i_es_id = p_stream->i_pid;
 920                     break;
 921                 case VLC_FOURCC( 'h', '2','6', '4' ):
 922                     p_stream->i_stream_type = 0x1b;
 923                     p_stream->i_stream_id = 0xe0;
 924                     break;
 925                 /* XXX dirty dirty but somebody want that:
 926                  *     using crapy MS-codec XXX */
 927                 /* I didn't want to do that :P */
 928                 case VLC_FOURCC( 'H', '2', '6', '3' ):
 929                 case VLC_FOURCC( 'I', '2', '6', '3' ):
 930                 case VLC_FOURCC( 'W', 'M', 'V', '3' ):
 931                 case VLC_FOURCC( 'W', 'M', 'V', '2' ):
 932                 case VLC_FOURCC( 'W', 'M', 'V', '1' ):
 933                 case VLC_FOURCC( 'D', 'I', 'V', '3' ):
 934                 case VLC_FOURCC( 'D', 'I', 'V', '2' ):
 935                 case VLC_FOURCC( 'D', 'I', 'V', '1' ):
 936                 case VLC_FOURCC( 'M', 'J', 'P', 'G' ):
 937                     p_stream->i_stream_type = 0xa0; /* private */
 938                     p_stream->i_stream_id = 0xa0;   /* beurk */
 939                     p_stream->i_bih_codec  = p_input->p_fmt->i_codec;
 940                     p_stream->i_bih_width  = p_input->p_fmt->video.i_width;
 941                     p_stream->i_bih_height = p_input->p_fmt->video.i_height;
 942                     break;
 943                 default:
 944                     free( p_stream );
 945                     return VLC_EGENERIC;
 946             }
 947             p_sys->i_video_bound++;
 948             break;
 949
 950         case AUDIO_ES:
 951             switch( p_input->p_fmt->i_codec )
 952             {
 953                 case VLC_FOURCC( 'm', 'p','g', 'a' ):
 954                     p_stream->i_stream_type =
 955                         p_input->p_fmt->audio.i_rate >= 32000 ? 0x03 : 0x04;
 956                     p_stream->i_stream_id = 0xc0;
 957                     break;
 958                 case VLC_FOURCC( 'a', '5','2', ' ' ):
 959                     p_stream->i_stream_type = 0x81;
 960                     p_stream->i_stream_id = 0xbd;
 961                     break;
 962                 case VLC_FOURCC( 'l', 'p','c', 'm' ):
 963                     p_stream->i_stream_type = 0x83;
 964                     p_stream->i_stream_id = 0xbd;
 965                     break;
 966                 case VLC_FOURCC( 'd', 't','s', ' ' ):
 967                     p_stream->i_stream_type = 0x06;
 968                     p_stream->i_stream_id = 0xbd;
 969                     break;
 970                 case VLC_FOURCC( 'm', 'p','4', 'a' ):
 971                     p_stream->i_stream_type = 0x11;
 972                     p_stream->i_stream_id = 0xfa;
 973                     p_sys->i_mpeg4_streams++;
 974                     p_stream->i_es_id = p_stream->i_pid;
 975                     break;
 976                 default:
 977                     free( p_stream );
 978                     return VLC_EGENERIC;
 979             }
 980             p_sys->i_audio_bound++;
 981             break;
 982
 983         case SPU_ES:
 984             switch( p_input->p_fmt->i_codec )
 985             {
 986                 case VLC_FOURCC( 's', 'p','u', ' ' ):
 987                     p_stream->i_stream_type = 0x82;
 988                     p_stream->i_stream_id = 0xbd;
 989                     break;
 990                 case VLC_FOURCC( 's', 'u','b', 't' ):
 991                     p_stream->i_stream_type = 0x12;
 992                     p_stream->i_stream_id = 0xfa;
 993                     p_sys->i_mpeg4_streams++;
 994                     p_stream->i_es_id = p_stream->i_pid;
 995                     break;
 996                 case VLC_FOURCC('d','v','b','s'):
 997                     p_stream->i_stream_type = 0x06;
 998                     p_stream->i_es_id = p_input->p_fmt->subs.dvb.i_id;
 999                     p_stream->i_stream_id = 0xbd;
1000                     break;
1001                 case VLC_FOURCC('t','e','l','x'):
1002                     p_stream->i_stream_type = 0x06;
1003                     p_stream->i_stream_id = 0xbd; /* FIXME */
1004                     break;
1005                 default:
1006                     free( p_stream );
1007                     return VLC_EGENERIC;
1008             }
1009             break;
1010
1011         default:
1012             free( p_stream );
1013             return VLC_EGENERIC;
1014     }
1015
1016     p_stream->lang[0] =
1017     p_stream->lang[1] =
1018     p_stream->lang[2] = '\0';
1019     if( p_input->p_fmt->psz_language )
1020     {
1021         char *psz = p_input->p_fmt->psz_language;
1022         const iso639_lang_t *pl = NULL;
1023
1024         if( strlen( psz ) == 2 )
1025         {
1026             pl = GetLang_1( psz );
1027         }
1028         else if( strlen( psz ) == 3 )
1029         {
1030             pl = GetLang_2B( psz );
1031             if( !strcmp( pl->psz_iso639_1, "??" ) )
1032             {
1033                 pl = GetLang_2T( psz );
1034             }
1035         }
1036         if( pl && strcmp( pl->psz_iso639_1, "??" ) )
1037         {
1038             p_stream->lang[0] = pl->psz_iso639_2T[0];
1039             p_stream->lang[1] = pl->psz_iso639_2T[1];
1040             p_stream->lang[2] = pl->psz_iso639_2T[2];
1041
1042             msg_Dbg( p_mux, "    - lang=%c%c%c",
1043                      p_stream->lang[0], p_stream->lang[1], p_stream->lang[2] );
1044         }
1045     }
1046
1047     /* Copy extra data (VOL for MPEG-4 and extra BitMapInfoHeader for VFW */
1048     p_stream->i_decoder_specific_info = p_input->p_fmt->i_extra;
1049     if( p_stream->i_decoder_specific_info > 0 )
1050     {
1051         p_stream->p_decoder_specific_info =
1052             malloc( p_stream->i_decoder_specific_info );
1053         memcpy( p_stream->p_decoder_specific_info,
1054                 p_input->p_fmt->p_extra,
1055                 p_input->p_fmt->i_extra );
1056     }
1057
1058     /* Create decoder specific info for subt */
1059     if( p_stream->i_codec == VLC_FOURCC( 's', 'u','b', 't' ) )
1060     {
1061         uint8_t *p;
1062
1063         p_stream->i_decoder_specific_info = 55;
1064         p_stream->p_decoder_specific_info = p =
1065             malloc( p_stream->i_decoder_specific_info );
1066
1067         p[0] = 0x10;    /* textFormat, 0x10 for 3GPP TS 26.245 */
1068         p[1] = 0x00;    /* flags: 1b: associated video info flag
1069                                   3b: reserved
1070                                   1b: duration flag
1071                                   3b: reserved */
1072         p[2] = 52;      /* remaining size */
1073
1074         p += 3;
1075
1076         p[0] = p[1] = p[2] = p[3] = 0; p+=4;    /* display flags */
1077         *p++ = 0;  /* horizontal justification (-1: left, 0 center, 1 right) */
1078         *p++ = 1;  /* vertical   justification (-1: top, 0 center, 1 bottom) */
1079
1080         p[0] = p[1] = p[2] = 0x00; p+=3;/* background rgb */
1081         *p++ = 0xff;                    /* background a */
1082
1083         p[0] = p[1] = 0; p += 2;        /* text box top */
1084         p[0] = p[1] = 0; p += 2;        /* text box left */
1085         p[0] = p[1] = 0; p += 2;        /* text box bottom */
1086         p[0] = p[1] = 0; p += 2;        /* text box right */
1087
1088         p[0] = p[1] = 0; p += 2;        /* start char */
1089         p[0] = p[1] = 0; p += 2;        /* end char */
1090         p[0] = p[1] = 0; p += 2;        /* default font id */
1091
1092         *p++ = 0;                       /* font style flags */
1093         *p++ = 12;                      /* font size */
1094
1095         p[0] = p[1] = p[2] = 0x00; p+=3;/* foreground rgb */
1096         *p++ = 0x00;                    /* foreground a */
1097
1098         p[0] = p[1] = p[2] = 0; p[3] = 22; p += 4;
1099         memcpy( p, "ftab", 4 ); p += 4;
1100         *p++ = 0; *p++ = 1;             /* entry count */
1101         p[0] = p[1] = 0; p += 2;        /* font id */
1102         *p++ = 9;                       /* font name length */
1103         memcpy( p, "Helvetica", 9 );    /* font name */
1104     }
1105
1106     /* Init pes chain */
1107     BufferChainInit( &p_stream->chain_pes );
1108     p_stream->i_pes_dts    = 0;
1109     p_stream->i_pes_length = 0;
1110     p_stream->i_pes_used   = 0;
1111     p_stream->b_key_frame  = 0;
1112
1113     /* We only change PMT version (PAT isn't changed) */
1114     p_sys->i_pmt_version_number = ( p_sys->i_pmt_version_number + 1 )%32;
1115
1116     /* Update pcr_pid */
1117     if( p_input->p_fmt->i_cat != SPU_ES &&
1118         ( p_sys->i_pcr_pid == 0x1fff || p_input->p_fmt->i_cat == VIDEO_ES ) )
1119     {
1120         if( p_sys->p_pcr_input )
1121         {
1122             /* There was already a PCR stream, so clean context */
1123             /* FIXME */
1124         }
1125         p_sys->i_pcr_pid   = p_stream->i_pid;
1126         p_sys->p_pcr_input = p_input;
1127
1128         msg_Dbg( p_mux, "new PCR PID is %d", p_sys->i_pcr_pid );
1129     }
1130
1131     return VLC_SUCCESS;
1132 }
1133
1134 /*****************************************************************************
1135  * DelStream: called before a stream deletion
1136  *****************************************************************************/
1137 static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
1138 {
1139     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1140     ts_stream_t     *p_stream;
1141     vlc_value_t     val;
1142
1143     p_stream = (ts_stream_t*)p_input->p_sys;
1144     msg_Dbg( p_mux, "removing input pid=%d", p_stream->i_pid );
1145
1146     if( p_sys->i_pcr_pid == p_stream->i_pid )
1147     {
1148         int i;
1149
1150         /* Find a new pcr stream (Prefer Video Stream) */
1151         p_sys->i_pcr_pid = 0x1fff;
1152         p_sys->p_pcr_input = NULL;
1153         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1154         {
1155             if( p_mux->pp_inputs[i] == p_input )
1156             {
1157                 continue;
1158             }
1159
1160             if( p_mux->pp_inputs[i]->p_fmt->i_cat == VIDEO_ES )
1161             {
1162                 p_sys->i_pcr_pid  =
1163                     ((ts_stream_t*)p_mux->pp_inputs[i]->p_sys)->i_pid;
1164                 p_sys->p_pcr_input= p_mux->pp_inputs[i];
1165                 break;
1166             }
1167             else if( p_mux->pp_inputs[i]->p_fmt->i_cat != SPU_ES &&
1168                      p_sys->i_pcr_pid == 0x1fff )
1169             {
1170                 p_sys->i_pcr_pid  =
1171                     ((ts_stream_t*)p_mux->pp_inputs[i]->p_sys)->i_pid;
1172                 p_sys->p_pcr_input= p_mux->pp_inputs[i];
1173             }
1174         }
1175         if( p_sys->p_pcr_input )
1176         {
1177             /* Empty TS buffer */
1178             /* FIXME */
1179         }
1180         msg_Dbg( p_mux, "new PCR PID is %d", p_sys->i_pcr_pid );
1181     }
1182
1183     /* Empty all data in chain_pes */
1184     BufferChainClean( p_mux->p_sout, &p_stream->chain_pes );
1185
1186     if( p_stream->p_decoder_specific_info )
1187     {
1188         free( p_stream->p_decoder_specific_info );
1189     }
1190     if( p_stream->i_stream_id == 0xfa ||
1191         p_stream->i_stream_id == 0xfb ||
1192         p_stream->i_stream_id == 0xfe )
1193     {
1194         p_sys->i_mpeg4_streams--;
1195     }
1196
1197     var_Get( p_mux, SOUT_CFG_PREFIX "pid-video", &val );
1198     if( val.i_int > 0 )
1199     {
1200         int i_pid_video = val.i_int;
1201         if ( i_pid_video == p_stream->i_pid )
1202         {
1203             p_sys->i_pid_video = i_pid_video;
1204             msg_Dbg( p_mux, "freeing video PID %d", i_pid_video );
1205         }
1206     }
1207     var_Get( p_mux, SOUT_CFG_PREFIX "pid-audio", &val );
1208     if( val.i_int > 0 )
1209     {
1210         int i_pid_audio = val.i_int;
1211         if ( i_pid_audio == p_stream->i_pid )
1212         {
1213             p_sys->i_pid_audio = i_pid_audio;
1214             msg_Dbg( p_mux, "freeing audio PID %d", i_pid_audio );
1215         }
1216     }
1217     var_Get( p_mux, SOUT_CFG_PREFIX "pid-spu", &val );
1218     if( val.i_int > 0 )
1219     {
1220         int i_pid_spu = val.i_int;
1221         if ( i_pid_spu == p_stream->i_pid )
1222         {
1223             p_sys->i_pid_spu = i_pid_spu;
1224             msg_Dbg( p_mux, "freeing spu PID %d", i_pid_spu );
1225         }
1226     }
1227     free( p_stream );
1228
1229     /* We only change PMT version (PAT isn't changed) */
1230     p_sys->i_pmt_version_number++; p_sys->i_pmt_version_number %= 32;
1231
1232     return VLC_SUCCESS;
1233 }
1234
1235 /*****************************************************************************
1236  * Mux: Call each time there is new data for at least one stream
1237  *****************************************************************************
1238  *
1239  *****************************************************************************/
1240 static int Mux( sout_mux_t *p_mux )
1241 {
1242     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1243     ts_stream_t     *p_pcr_stream;
1244
1245     if( p_sys->i_pcr_pid == 0x1fff )
1246     {
1247         int i;
1248         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1249         {
1250             block_FifoEmpty( p_mux->pp_inputs[i]->p_fifo );
1251         }
1252         msg_Dbg( p_mux, "waiting for PCR streams" );
1253         msleep( 1000 );
1254         return VLC_SUCCESS;
1255     }
1256     p_pcr_stream = (ts_stream_t*)p_sys->p_pcr_input->p_sys;
1257
1258     for( ;; )
1259     {
1260         sout_buffer_chain_t chain_ts;
1261         int                 i_packet_count;
1262         int                 i_packet_pos;
1263         mtime_t             i_pcr_dts;
1264         mtime_t             i_pcr_length;
1265         mtime_t             i_shaping_delay;
1266         int i;
1267
1268         if( p_pcr_stream->b_key_frame )
1269         {
1270             i_shaping_delay = p_pcr_stream->i_pes_length;
1271         }
1272         else
1273         {
1274             i_shaping_delay = p_sys->i_shaping_delay;
1275         }
1276
1277         /* 1: get enough PES packet for all input */
1278         for( ;; )
1279         {
1280             vlc_bool_t b_ok = VLC_TRUE;
1281             block_t *p_data;
1282
1283             /* Accumulate enough data in the pcr stream (>i_shaping_delay) */
1284             /* Accumulate enough data in all other stream ( >= length of pcr)*/
1285             for( i = -1; i < p_mux->i_nb_inputs; i++ )
1286             {
1287                 sout_input_t *p_input;
1288                 ts_stream_t *p_stream;
1289                 int64_t i_spu_delay = 0;
1290
1291                 if( i == -1 )
1292                     p_input = p_sys->p_pcr_input;
1293                 else if( p_mux->pp_inputs[i]->p_sys == p_pcr_stream )
1294                     continue;
1295                 else
1296                     p_input = p_mux->pp_inputs[i];
1297                 p_stream = (ts_stream_t*)p_input->p_sys;
1298
1299                 if( ( p_stream == p_pcr_stream &&
1300                       p_stream->i_pes_length < i_shaping_delay ) ||
1301                     p_stream->i_pes_dts + p_stream->i_pes_length <
1302                     p_pcr_stream->i_pes_dts + p_pcr_stream->i_pes_length )
1303                 {
1304                     /* Need more data */
1305                     if( p_input->p_fifo->i_depth <= 1 )
1306                     {
1307                         if( p_input->p_fmt->i_cat == AUDIO_ES ||
1308                             p_input->p_fmt->i_cat == VIDEO_ES )
1309                         {
1310                             /* We need more data */
1311                             return VLC_SUCCESS;
1312                         }
1313                         else if( p_input->p_fifo->i_depth <= 0 )
1314                         {
1315                             /* spu, only one packet is needed */
1316                             continue;
1317                         }
1318                         else
1319                         {
1320                             /* Don't mux the SPU yet if it is too early */
1321                             block_t *p_spu = block_FifoShow( p_input->p_fifo );
1322
1323                             i_spu_delay =
1324                                 p_spu->i_dts - p_pcr_stream->i_pes_dts;
1325
1326                             if( i_spu_delay > i_shaping_delay &&
1327                                 i_spu_delay < I64C(100000000) )
1328                                 continue;
1329
1330                             if ( i_spu_delay >= I64C(100000000)
1331                                   || i_spu_delay < 10000 )
1332                             {
1333                                 BufferChainClean( p_mux->p_sout,
1334                                                   &p_stream->chain_pes );
1335                                 p_stream->i_pes_dts = 0;
1336                                 p_stream->i_pes_used = 0;
1337                                 p_stream->i_pes_length = 0;
1338                                 continue;
1339                             }
1340                         }
1341                     }
1342                     b_ok = VLC_FALSE;
1343
1344                     if( p_stream == p_pcr_stream || p_sys->b_data_alignment
1345                          || p_input->p_fmt->i_codec !=
1346                              VLC_FOURCC('m', 'p', 'g', 'a') )
1347                         p_data = block_FifoGet( p_input->p_fifo );
1348                     else
1349                         p_data = FixPES( p_mux, p_input->p_fifo );
1350
1351                     if( p_input->p_fifo->i_depth > 0 &&
1352                         p_input->p_fmt->i_cat != SPU_ES )
1353                     {
1354                         block_t *p_next = block_FifoShow( p_input->p_fifo );
1355                         p_data->i_length = p_next->i_dts - p_data->i_dts;
1356                     }
1357                     else if( p_input->p_fmt->i_codec !=
1358                                VLC_FOURCC('s', 'u', 'b', 't' ) )
1359                         p_data->i_length = 1000;
1360
1361                     if( ( p_pcr_stream->i_pes_dts > 0 &&
1362                           p_data->i_dts - 10000000 > p_pcr_stream->i_pes_dts +
1363                           p_pcr_stream->i_pes_length ) ||
1364                         p_data->i_dts < p_stream->i_pes_dts ||
1365                         ( p_stream->i_pes_dts > 0 &&
1366                           p_input->p_fmt->i_cat != SPU_ES &&
1367                           p_data->i_dts - 10000000 > p_stream->i_pes_dts +
1368                           p_stream->i_pes_length ) )
1369                     {
1370                         msg_Warn( p_mux, "packet with too strange dts "
1371                                   "(dts="I64Fd",old="I64Fd",pcr="I64Fd")",
1372                                   p_data->i_dts, p_stream->i_pes_dts,
1373                                   p_pcr_stream->i_pes_dts );
1374                         block_Release( p_data );
1375
1376                         BufferChainClean( p_mux->p_sout,
1377                                           &p_stream->chain_pes );
1378                         p_stream->i_pes_dts = 0;
1379                         p_stream->i_pes_used = 0;
1380                         p_stream->i_pes_length = 0;
1381
1382                         if( p_input->p_fmt->i_cat != SPU_ES )
1383                         {
1384                             BufferChainClean( p_mux->p_sout,
1385                                               &p_pcr_stream->chain_pes );
1386                             p_pcr_stream->i_pes_dts = 0;
1387                             p_pcr_stream->i_pes_used = 0;
1388                             p_pcr_stream->i_pes_length = 0;
1389                         }
1390                     }
1391                     else
1392                     {
1393                         int i_header_size = 0;
1394                         int b_data_alignment = 0;
1395                         if( p_input->p_fmt->i_cat == SPU_ES )
1396                         {
1397                             if( p_input->p_fmt->i_codec ==
1398                                 VLC_FOURCC('s','u','b','t') )
1399                             {
1400                                 /* Prepend header */
1401                                 p_data = block_Realloc( p_data, 2,
1402                                                         p_data->i_buffer );
1403                                 p_data->p_buffer[0] =
1404                                     ( (p_data->i_buffer - 2) >> 8) & 0xff;
1405                                 p_data->p_buffer[1] =
1406                                     ( (p_data->i_buffer - 2)     ) & 0xff;
1407
1408                                 /* remove trailling \0 if any */
1409                                 if( p_data->i_buffer > 2 &&
1410                                     p_data->p_buffer[p_data->i_buffer -1] ==
1411                                     '\0' )
1412                                     p_data->i_buffer--;
1413
1414                                 /* Append a empty sub (sub text only) */
1415                                 if( p_data->i_length > 0 &&
1416                                     !( p_data->i_buffer == 1 &&
1417                                        *p_data->p_buffer == ' ' ) )
1418                                 {
1419                                     block_t *p_spu = block_New( p_mux, 3 );
1420
1421                                     p_spu->i_dts = p_spu->i_pts =
1422                                         p_data->i_dts + p_data->i_length;
1423                                     p_spu->i_length = 1000;
1424
1425                                     p_spu->p_buffer[0] = 0;
1426                                     p_spu->p_buffer[1] = 1;
1427                                     p_spu->p_buffer[2] = ' ';
1428
1429                                     E_(EStoPES)( p_mux->p_sout, &p_spu, p_spu,
1430                                                  p_input->p_fmt,
1431                                                  p_stream->i_stream_id, 1,
1432                                                  0, 0, 0 );
1433                                     p_data->p_next = p_spu;
1434                                 }
1435                             }
1436                             else if( p_input->p_fmt->i_codec ==
1437                                        VLC_FOURCC('t','e','l','x') )
1438                             {
1439                                 /* EN 300 472 */
1440                                 i_header_size = 0x24;
1441                                 b_data_alignment = 1;
1442                             }
1443                         }
1444                         else if( p_data->i_length < 0 ||
1445                                  p_data->i_length > 2000000 )
1446                         {
1447                             /* FIXME choose a better value, but anyway we
1448                              * should never have to do that */
1449                             p_data->i_length = 1000;
1450                         }
1451
1452                         p_stream->i_pes_length += p_data->i_length;
1453                         if( p_stream->i_pes_dts == 0 )
1454                         {
1455                             p_stream->i_pes_dts = p_data->i_dts;
1456                         }
1457
1458                         /* Convert to pes */
1459                         if( p_stream->i_stream_id == 0xa0 &&
1460                             p_data->i_pts <= 0 )
1461                         {
1462                             /* XXX yes I know, it's awfull, but it's needed,
1463                              * so don't remove it ... */
1464                             p_data->i_pts = p_data->i_dts;
1465                         }
1466
1467                         E_( EStoPES )( p_mux->p_sout, &p_data, p_data,
1468                                        p_input->p_fmt, p_stream->i_stream_id,
1469                                        1, b_data_alignment, i_header_size, 0 );
1470
1471                         BufferChainAppend( &p_stream->chain_pes, p_data );
1472
1473                         if( p_sys->b_use_key_frames && p_stream == p_pcr_stream
1474                             && (p_data->i_flags & BLOCK_FLAG_TYPE_I)
1475                             && !(p_data->i_flags & BLOCK_FLAG_NO_KEYFRAME)
1476                             && (p_stream->i_pes_length > 400000) )
1477                         {
1478                             i_shaping_delay = p_stream->i_pes_length;
1479                             p_stream->b_key_frame = 1;
1480                         }
1481                     }
1482                 }
1483             }
1484
1485             if( b_ok )
1486             {
1487                 break;
1488             }
1489         }
1490
1491         /* save */
1492         i_pcr_dts      = p_pcr_stream->i_pes_dts;
1493         i_pcr_length   = p_pcr_stream->i_pes_length;
1494         p_pcr_stream->b_key_frame = 0;
1495
1496         /* msg_Dbg( p_mux, "starting muxing %lldms", i_pcr_length / 1000 ); */
1497         /* 2: calculate non accurate total size of muxed ts */
1498         i_packet_count = 0;
1499         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1500         {
1501             ts_stream_t *p_stream = (ts_stream_t*)p_mux->pp_inputs[i]->p_sys;
1502             block_t *p_pes;
1503
1504             /* False for pcr stream but it will be enough to do PCR algo */
1505             for( p_pes = p_stream->chain_pes.p_first; p_pes != NULL;
1506                  p_pes = p_pes->p_next )
1507             {
1508                 int i_size = p_pes->i_buffer;
1509                 if( p_pes->i_dts + p_pes->i_length >
1510                     p_pcr_stream->i_pes_dts + p_pcr_stream->i_pes_length )
1511                 {
1512                     mtime_t i_frag = p_pcr_stream->i_pes_dts +
1513                         p_pcr_stream->i_pes_length - p_pes->i_dts;
1514                     if( i_frag < 0 )
1515                     {
1516                         /* Next stream */
1517                         break;
1518                     }
1519                     i_size = p_pes->i_buffer * i_frag / p_pes->i_length;
1520                 }
1521                 i_packet_count += ( i_size + 183 ) / 184;
1522             }
1523         }
1524         /* add overhead for PCR (not really exact) */
1525         i_packet_count += (8 * i_pcr_length / p_sys->i_pcr_delay + 175) / 176;
1526
1527         /* 3: mux PES into TS */
1528         BufferChainInit( &chain_ts );
1529         /* append PAT/PMT  -> FIXME with big pcr delay it won't have enough pat/pmt */
1530         GetPAT( p_mux, &chain_ts );
1531         GetPMT( p_mux, &chain_ts );
1532         i_packet_pos = 0;
1533         i_packet_count += chain_ts.i_depth;
1534         /* msg_Dbg( p_mux, "estimated pck=%d", i_packet_count ); */
1535
1536         for( ;; )
1537         {
1538             int         i_stream;
1539             mtime_t     i_dts;
1540             ts_stream_t *p_stream;
1541             sout_input_t *p_input;
1542             block_t *p_ts;
1543             vlc_bool_t   b_pcr;
1544
1545             /* Select stream (lowest dts) */
1546             for( i = 0, i_stream = -1, i_dts = 0; i < p_mux->i_nb_inputs; i++ )
1547             {
1548                 p_input = p_mux->pp_inputs[i];
1549                 p_stream = (ts_stream_t*)p_mux->pp_inputs[i]->p_sys;
1550
1551                 if( p_stream->i_pes_dts == 0 )
1552                 {
1553                     continue;
1554                 }
1555
1556                 if( i_stream == -1 ||
1557                     p_stream->i_pes_dts < i_dts )
1558                 {
1559                     i_stream = i;
1560                     i_dts = p_stream->i_pes_dts;
1561                 }
1562             }
1563             if( i_stream == -1 || i_dts > i_pcr_dts + i_pcr_length )
1564             {
1565                 break;
1566             }
1567             p_stream = (ts_stream_t*)p_mux->pp_inputs[i_stream]->p_sys;
1568
1569             /* do we need to issue pcr */
1570             b_pcr = VLC_FALSE;
1571             if( p_stream == p_pcr_stream &&
1572                 i_pcr_dts + i_packet_pos * i_pcr_length / i_packet_count >=
1573                 p_sys->i_pcr + p_sys->i_pcr_delay )
1574             {
1575                 b_pcr = VLC_TRUE;
1576                 p_sys->i_pcr = i_pcr_dts + i_packet_pos *
1577                     i_pcr_length / i_packet_count;
1578             }
1579
1580             /* Build the TS packet */
1581             p_ts = TSNew( p_mux, p_stream, b_pcr );
1582             if( p_sys->csa != NULL &&
1583                  (p_input->p_fmt->i_cat != AUDIO_ES || p_sys->b_crypt_audio) &&
1584                  (p_input->p_fmt->i_cat != VIDEO_ES || p_sys->b_crypt_video) )
1585             {
1586                 p_ts->i_flags |= BLOCK_FLAG_SCRAMBLED;
1587             }
1588             i_packet_pos++;
1589
1590             /* */
1591             BufferChainAppend( &chain_ts, p_ts );
1592         }
1593
1594         /* 4: date and send */
1595         TSSchedule( p_mux, &chain_ts, i_pcr_length, i_pcr_dts );
1596     }
1597 }
1598
1599 #define STD_PES_PAYLOAD 170
1600 static block_t *FixPES( sout_mux_t *p_mux, block_fifo_t *p_fifo )
1601 {
1602     block_t *p_data;
1603     int i_size;
1604
1605     p_data = block_FifoShow( p_fifo );
1606     i_size = p_data->i_buffer;
1607
1608     if( i_size == STD_PES_PAYLOAD )
1609     {
1610         return block_FifoGet( p_fifo );
1611     }
1612     else if( i_size > STD_PES_PAYLOAD )
1613     {
1614         block_t *p_new = block_New( p_mux, STD_PES_PAYLOAD );
1615         p_mux->p_vlc->pf_memcpy( p_new->p_buffer, p_data->p_buffer, STD_PES_PAYLOAD );
1616         p_new->i_pts = p_data->i_pts;
1617         p_new->i_dts = p_data->i_dts;
1618         p_new->i_length = p_data->i_length * STD_PES_PAYLOAD
1619                             / p_data->i_buffer;
1620         p_data->i_buffer -= STD_PES_PAYLOAD;
1621         p_data->p_buffer += STD_PES_PAYLOAD;
1622         p_data->i_pts += p_new->i_length;
1623         p_data->i_dts += p_new->i_length;
1624         p_data->i_length -= p_new->i_length;
1625         p_data->i_flags |= BLOCK_FLAG_NO_KEYFRAME;
1626         return p_new;
1627     }
1628     else
1629     {
1630         block_t *p_next;
1631         int i_copy;
1632
1633         p_data = block_FifoGet( p_fifo );
1634         p_data = block_Realloc( p_data, 0, STD_PES_PAYLOAD );
1635         p_next = block_FifoShow( p_fifo );
1636         if ( p_data->i_flags & BLOCK_FLAG_NO_KEYFRAME )
1637         {
1638             p_data->i_flags &= ~BLOCK_FLAG_NO_KEYFRAME;
1639             p_data->i_pts = p_next->i_pts;
1640             p_data->i_dts = p_next->i_dts;
1641         }
1642         i_copy = __MIN( STD_PES_PAYLOAD - i_size, p_next->i_buffer );
1643
1644         p_mux->p_vlc->pf_memcpy( &p_data->p_buffer[i_size], p_next->p_buffer,
1645                                  i_copy );
1646         p_next->i_pts += p_next->i_length * i_copy / p_next->i_buffer;
1647         p_next->i_dts += p_next->i_length * i_copy / p_next->i_buffer;
1648         p_next->i_length -= p_next->i_length * i_copy / p_next->i_buffer;
1649         p_next->i_buffer -= i_copy;
1650         p_next->p_buffer += i_copy;
1651         p_next->i_flags |= BLOCK_FLAG_NO_KEYFRAME;
1652
1653         if( !p_next->i_buffer )
1654         {
1655             p_next = block_FifoGet( p_fifo );
1656             block_Release( p_next );
1657         }
1658         return p_data;
1659     }
1660 }
1661
1662 static void TSSchedule( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
1663                         mtime_t i_pcr_length, mtime_t i_pcr_dts )
1664 {
1665     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1666     sout_buffer_chain_t new_chain;
1667     int i_packet_count = p_chain_ts->i_depth;
1668     int i;
1669
1670     BufferChainInit( &new_chain );
1671
1672     if ( i_pcr_length <= 0 )
1673     {
1674         i_pcr_length = i_packet_count;
1675     }
1676
1677     for( i = 0; i < i_packet_count; i++ )
1678     {
1679         block_t *p_ts = BufferChainGet( p_chain_ts );
1680         mtime_t i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1681
1682         BufferChainAppend( &new_chain, p_ts );
1683
1684         if( p_ts->i_dts &&
1685             p_ts->i_dts + p_sys->i_dts_delay * 2/3 < i_new_dts )
1686         {
1687             mtime_t i_max_diff = i_new_dts - p_ts->i_dts;
1688             mtime_t i_cut_dts = p_ts->i_dts;
1689
1690             p_ts = BufferChainPeek( p_chain_ts );
1691             i++;
1692             i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1693             while ( p_ts != NULL && i_new_dts - p_ts->i_dts >= i_max_diff )
1694             {
1695                 p_ts = BufferChainGet( p_chain_ts );
1696                 i_max_diff = i_new_dts - p_ts->i_dts;
1697                 i_cut_dts = p_ts->i_dts;
1698                 BufferChainAppend( &new_chain, p_ts );
1699
1700                 p_ts = BufferChainPeek( p_chain_ts );
1701                 i++;
1702                 i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1703             }
1704             msg_Dbg( p_mux, "adjusting rate at "I64Fd"/"I64Fd" (%d/%d)",
1705                      i_cut_dts - i_pcr_dts, i_pcr_length, new_chain.i_depth,
1706                      p_chain_ts->i_depth );
1707             if ( new_chain.i_depth )
1708                 TSDate( p_mux, &new_chain,
1709                         i_cut_dts - i_pcr_dts,
1710                         i_pcr_dts );
1711             if ( p_chain_ts->i_depth )
1712                 TSSchedule( p_mux,
1713                             p_chain_ts, i_pcr_dts + i_pcr_length - i_cut_dts,
1714                             i_cut_dts );
1715             return;
1716         }
1717     }
1718
1719     if ( new_chain.i_depth )
1720         TSDate( p_mux, &new_chain, i_pcr_length, i_pcr_dts );
1721 }
1722
1723 static void TSDate( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
1724                     mtime_t i_pcr_length, mtime_t i_pcr_dts )
1725 {
1726     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1727     int i_packet_count = p_chain_ts->i_depth;
1728     int i;
1729
1730     if ( i_pcr_length / 1000 > 0 )
1731     {
1732         int i_bitrate = ((uint64_t)i_packet_count * 188 * 8000)
1733                           / (uint64_t)(i_pcr_length / 1000);
1734         if ( p_sys->i_bitrate_max && p_sys->i_bitrate_max < i_bitrate )
1735         {
1736             msg_Warn( p_mux, "max bitrate exceeded at "I64Fd
1737                       " (%d bi/s for %d pkt in "I64Fd" us)",
1738                       i_pcr_dts + p_sys->i_shaping_delay * 3 / 2 - mdate(),
1739                       i_bitrate, i_packet_count, i_pcr_length);
1740         }
1741 #if 0
1742         else
1743         {
1744             msg_Dbg( p_mux, "starting at "I64Fd
1745                      " (%d bi/s for %d packets in "I64Fd" us)",
1746                      i_pcr_dts + p_sys->i_shaping_delay * 3 / 2 - mdate(),
1747                      i_bitrate, i_packet_count, i_pcr_length);
1748         }
1749 #endif
1750     }
1751     else
1752     {
1753         /* This shouldn't happen, but happens in some rare heavy load
1754          * and packet losses conditions. */
1755         i_pcr_length = i_packet_count;
1756     }
1757
1758     /* msg_Dbg( p_mux, "real pck=%d", i_packet_count ); */
1759     for( i = 0; i < i_packet_count; i++ )
1760     {
1761         block_t *p_ts = BufferChainGet( p_chain_ts );
1762         mtime_t i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1763
1764         p_ts->i_dts    = i_new_dts;
1765         p_ts->i_length = i_pcr_length / i_packet_count;
1766
1767         if( p_ts->i_flags & BLOCK_FLAG_CLOCK )
1768         {
1769             /* msg_Dbg( p_mux, "pcr=%lld ms", p_ts->i_dts / 1000 ); */
1770             TSSetPCR( p_ts, p_ts->i_dts - p_sys->i_dts_delay );
1771         }
1772         if( p_ts->i_flags & BLOCK_FLAG_SCRAMBLED )
1773         {
1774             csa_Encrypt( p_sys->csa, p_ts->p_buffer, p_sys->i_csa_pkt_size, 0 );
1775         }
1776
1777         /* latency */
1778         p_ts->i_dts += p_sys->i_shaping_delay * 3 / 2;
1779
1780         sout_AccessOutWrite( p_mux->p_access, p_ts );
1781     }
1782 }
1783
1784 static block_t *TSNew( sout_mux_t *p_mux, ts_stream_t *p_stream,
1785                        vlc_bool_t b_pcr )
1786 {
1787     block_t *p_pes = p_stream->chain_pes.p_first;
1788     block_t *p_ts;
1789
1790     vlc_bool_t b_new_pes = VLC_FALSE;
1791     vlc_bool_t b_adaptation_field = VLC_FALSE;
1792
1793     int        i_payload_max = 184 - ( b_pcr ? 8 : 0 );
1794     int        i_payload;
1795
1796     if( p_stream->i_pes_used <= 0 )
1797     {
1798         b_new_pes = VLC_TRUE;
1799     }
1800     i_payload = __MIN( (int)p_pes->i_buffer - p_stream->i_pes_used,
1801                        i_payload_max );
1802
1803     if( b_pcr || i_payload < i_payload_max )
1804     {
1805         b_adaptation_field = VLC_TRUE;
1806     }
1807
1808     p_ts = block_New( p_mux, 188 );
1809     p_ts->i_dts = p_pes->i_dts;
1810
1811     p_ts->p_buffer[0] = 0x47;
1812     p_ts->p_buffer[1] = ( b_new_pes ? 0x40 : 0x00 ) |
1813         ( ( p_stream->i_pid >> 8 )&0x1f );
1814     p_ts->p_buffer[2] = p_stream->i_pid & 0xff;
1815     p_ts->p_buffer[3] = ( b_adaptation_field ? 0x30 : 0x10 ) |
1816         p_stream->i_continuity_counter;
1817
1818     p_stream->i_continuity_counter = (p_stream->i_continuity_counter+1)%16;
1819     p_stream->b_discontinuity = (p_pes->i_flags & BLOCK_FLAG_DISCONTINUITY);
1820
1821     if( b_adaptation_field )
1822     {
1823         int i;
1824
1825         if( b_pcr )
1826         {
1827             int     i_stuffing = i_payload_max - i_payload;
1828
1829             p_ts->i_flags |= BLOCK_FLAG_CLOCK;
1830
1831             p_ts->p_buffer[4] = 7 + i_stuffing;
1832             p_ts->p_buffer[5] = 0x10;   /* flags */
1833             if( p_stream->b_discontinuity )
1834             {
1835                 p_ts->p_buffer[5] |= 0x80; /* flag TS dicontinuity */
1836                 p_stream->b_discontinuity = VLC_FALSE;
1837             }
1838             p_ts->p_buffer[6] = ( 0 )&0xff;
1839             p_ts->p_buffer[7] = ( 0 )&0xff;
1840             p_ts->p_buffer[8] = ( 0 )&0xff;
1841             p_ts->p_buffer[9] = ( 0 )&0xff;
1842             p_ts->p_buffer[10]= ( ( 0 )&0x80 ) | 0x7e;
1843             p_ts->p_buffer[11]= 0;
1844
1845             for( i = 12; i < 12 + i_stuffing; i++ )
1846             {
1847                 p_ts->p_buffer[i] = 0xff;
1848             }
1849         }
1850         else
1851         {
1852             int i_stuffing = i_payload_max - i_payload;
1853
1854             p_ts->p_buffer[4] = i_stuffing - 1;
1855             if( i_stuffing > 1 )
1856             {
1857                 p_ts->p_buffer[5] = 0x00;
1858                 for( i = 6; i < 6 + i_stuffing - 2; i++ )
1859                 {
1860                     p_ts->p_buffer[i] = 0xff;
1861                 }
1862             }
1863         }
1864     }
1865
1866     /* copy payload */
1867     memcpy( &p_ts->p_buffer[188 - i_payload],
1868             &p_pes->p_buffer[p_stream->i_pes_used], i_payload );
1869
1870     p_stream->i_pes_used += i_payload;
1871     p_stream->i_pes_dts = p_pes->i_dts + p_pes->i_length *
1872         p_stream->i_pes_used / p_pes->i_buffer;
1873     p_stream->i_pes_length -= p_pes->i_length * i_payload / p_pes->i_buffer;
1874
1875     if( p_stream->i_pes_used >= (int)p_pes->i_buffer )
1876     {
1877         p_pes = BufferChainGet( &p_stream->chain_pes );
1878         block_Release( p_pes );
1879
1880         p_pes = p_stream->chain_pes.p_first;
1881         if( p_pes )
1882         {
1883             p_stream->i_pes_dts    = p_pes->i_dts;
1884             p_stream->i_pes_length = 0;
1885             while( p_pes )
1886             {
1887                 p_stream->i_pes_length += p_pes->i_length;
1888
1889                 p_pes = p_pes->p_next;
1890             }
1891         }
1892         else
1893         {
1894             p_stream->i_pes_dts = 0;
1895             p_stream->i_pes_length = 0;
1896         }
1897         p_stream->i_pes_used = 0;
1898     }
1899
1900     return p_ts;
1901 }
1902
1903 static void TSSetPCR( block_t *p_ts, mtime_t i_dts )
1904 {
1905     mtime_t i_pcr = 9 * i_dts / 100;
1906
1907     p_ts->p_buffer[6]  = ( i_pcr >> 25 )&0xff;
1908     p_ts->p_buffer[7]  = ( i_pcr >> 17 )&0xff;
1909     p_ts->p_buffer[8]  = ( i_pcr >> 9  )&0xff;
1910     p_ts->p_buffer[9]  = ( i_pcr >> 1  )&0xff;
1911     p_ts->p_buffer[10]|= ( i_pcr << 7  )&0x80;
1912 }
1913
1914 #if 0
1915 static void TSSetConstraints( sout_mux_t *p_mux, sout_buffer_chain_t *c,
1916                               mtime_t i_length, int i_bitrate_min,
1917                               int i_bitrate_max )
1918 {
1919     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1920     sout_buffer_chain_t s = *c;
1921
1922     int i_packets = 0;
1923     int i_packets_min = 0;
1924     int i_packets_max = 0;
1925
1926     if( i_length <= 0 )
1927     {
1928         return;
1929     }
1930
1931     i_packets     = c->i_depth;
1932     i_packets_min = ( (int64_t)i_bitrate_min * i_length / 8 / 1000000  + 187 ) / 188;
1933     i_packets_max = ( (int64_t)i_bitrate_max * i_length / 8 / 1000000  + 187 ) / 188;
1934
1935     if( i_packets < i_packets_min && i_packets_min > 0 )
1936     {
1937         block_t *p_pk;
1938         int i_div = ( i_packets_min - i_packets ) / i_packets;
1939         int i_mod = ( i_packets_min - i_packets ) % i_packets;
1940         int i_rest = 0;
1941
1942         /* We need to pad with null packets (pid=0x1fff)
1943          * We try to melt null packets with true packets */
1944         msg_Dbg( p_mux,
1945                  "packets=%d but min=%d -> adding %d packets of padding",
1946                  i_packets, i_packets_min, i_packets_min - i_packets );
1947
1948         BufferChainInit( c );
1949         while( ( p_pk = BufferChainGet( &s ) ) )
1950         {
1951             int i, i_null;
1952
1953             BufferChainAppend( c, p_pk );
1954
1955             i_null = i_div + ( i_rest + i_mod ) / i_packets;
1956
1957             for( i = 0; i < i_null; i++ )
1958             {
1959                 block_t *p_null;
1960
1961                 p_null = sout_BufferNew( p_mux->p_sout, 188 );
1962                 p_null->p_buffer[0] = 0x47;
1963                 p_null->p_buffer[1] = 0x1f;
1964                 p_null->p_buffer[2] = 0xff;
1965                 p_null->p_buffer[3] = 0x10 | p_sys->i_null_continuity_counter;
1966                 memset( &p_null->p_buffer[4], 0, 184 );
1967                 p_sys->i_null_continuity_counter =
1968                     ( p_sys->i_null_continuity_counter + 1 ) % 16;
1969
1970                 BufferChainAppend( c, p_null );
1971             }
1972
1973             i_rest = ( i_rest + i_mod ) % i_packets;
1974         }
1975     }
1976     else if( i_packets > i_packets_max && i_packets_max > 0 )
1977     {
1978         block_t *p_pk;
1979         int           i;
1980
1981         /* Arg, we need to drop packets, I don't do something clever (like
1982          * dropping complete pid, b frames, ... ), I just get the right amount
1983          * of packets and discard the others */
1984         msg_Warn( p_mux,
1985                   "packets=%d but max=%d -> removing %d packets -> stream broken",
1986                   i_packets, i_packets_max, i_packets - i_packets_max );
1987
1988         BufferChainInit( c );
1989         for( i = 0; i < i_packets_max; i++ )
1990         {
1991             BufferChainAppend( c, BufferChainGet( &s ) );
1992         }
1993
1994         while( ( p_pk = BufferChainGet( &s ) ) )
1995         {
1996             sout_BufferDelete( p_mux->p_sout, p_pk );
1997         }
1998     }
1999 }
2000 #endif
2001
2002 static void PEStoTS( sout_instance_t *p_sout,
2003                      sout_buffer_chain_t *c, block_t *p_pes,
2004                      ts_stream_t *p_stream )
2005 {
2006     uint8_t *p_data;
2007     int     i_size;
2008     int     b_new_pes;
2009
2010     /* get PES total size */
2011     i_size = p_pes->i_buffer;
2012     p_data = p_pes->p_buffer;
2013
2014     b_new_pes = VLC_TRUE;
2015
2016     for( ;; )
2017     {
2018         int           b_adaptation_field;
2019         int           i_copy;
2020         block_t *p_ts;
2021
2022         p_ts = block_New( p_sout, 188 );
2023         /* write header
2024          * 8b   0x47    sync byte
2025          * 1b           transport_error_indicator
2026          * 1b           payload_unit_start
2027          * 1b           transport_priority
2028          * 13b          pid
2029          * 2b           transport_scrambling_control
2030          * 2b           if adaptation_field 0x03 else 0x01
2031          * 4b           continuity_counter
2032          */
2033
2034         i_copy    = __MIN( i_size, 184 );
2035         b_adaptation_field = i_size < 184 ? VLC_TRUE : VLC_FALSE;
2036
2037         p_ts->p_buffer[0] = 0x47;
2038         p_ts->p_buffer[1] = ( b_new_pes ? 0x40 : 0x00 )|
2039                             ( ( p_stream->i_pid >> 8 )&0x1f );
2040         p_ts->p_buffer[2] = p_stream->i_pid & 0xff;
2041         p_ts->p_buffer[3] = ( b_adaptation_field ? 0x30 : 0x10 )|
2042                             p_stream->i_continuity_counter;
2043
2044         b_new_pes = VLC_FALSE;
2045         p_stream->i_continuity_counter = (p_stream->i_continuity_counter+1)%16;
2046
2047         if( b_adaptation_field )
2048         {
2049             int i_stuffing = 184 - i_copy;
2050             int i;
2051
2052             p_ts->p_buffer[4] = i_stuffing - 1;
2053             if( i_stuffing > 1 )
2054             {
2055                 p_ts->p_buffer[5] = 0x00;
2056                 if( p_stream->b_discontinuity )
2057                 {
2058                     p_ts->p_buffer[5] |= 0x80;
2059                     p_stream->b_discontinuity = VLC_FALSE;
2060                 }
2061                 for( i = 6; i < 6 + i_stuffing - 2; i++ )
2062                 {
2063                     p_ts->p_buffer[i] = 0xff;
2064                 }
2065             }
2066         }
2067         /* copy payload */
2068         memcpy( &p_ts->p_buffer[188 - i_copy], p_data, i_copy );
2069         p_data += i_copy;
2070         i_size -= i_copy;
2071
2072         BufferChainAppend( c, p_ts );
2073
2074         if( i_size <= 0 )
2075         {
2076             block_t *p_next = p_pes->p_next;
2077
2078             p_pes->p_next = NULL;
2079             block_Release( p_pes );
2080             if( p_next == NULL )
2081             {
2082                 break;
2083             }
2084             b_new_pes = VLC_TRUE;
2085             p_pes = p_next;
2086             i_size = p_pes->i_buffer;
2087             p_data = p_pes->p_buffer;
2088         }
2089     }
2090
2091     return;
2092 }
2093
2094 static block_t *WritePSISection( sout_instance_t *p_sout,
2095                                        dvbpsi_psi_section_t* p_section )
2096 {
2097     block_t   *p_psi, *p_first = NULL;
2098
2099     while( p_section )
2100     {
2101         int             i_size;
2102
2103         i_size =  (uint32_t)( p_section->p_payload_end - p_section->p_data )+
2104                   ( p_section->b_syntax_indicator ? 4 : 0 );
2105
2106         p_psi = block_New( p_sout, i_size + 1 );
2107         p_psi->i_pts = 0;
2108         p_psi->i_dts = 0;
2109         p_psi->i_length = 0;
2110         p_psi->i_buffer = i_size + 1;
2111
2112         p_psi->p_buffer[0] = 0; /* pointer */
2113         memcpy( p_psi->p_buffer + 1,
2114                 p_section->p_data,
2115                 i_size );
2116
2117         block_ChainAppend( &p_first, p_psi );
2118
2119         p_section = p_section->p_next;
2120     }
2121
2122     return( p_first );
2123 }
2124
2125 static void GetPAT( sout_mux_t *p_mux,
2126                     sout_buffer_chain_t *c )
2127 {
2128     sout_mux_sys_t       *p_sys = p_mux->p_sys;
2129     block_t              *p_pat;
2130     dvbpsi_pat_t         pat;
2131     dvbpsi_psi_section_t *p_section;
2132     int i;
2133
2134     dvbpsi_InitPAT( &pat, p_sys->i_tsid, p_sys->i_pat_version_number,
2135                     1 );      /* b_current_next */
2136     /* add all programs */
2137     for ( i = 0; i < p_sys->i_num_pmt; i++ )
2138         dvbpsi_PATAddProgram( &pat,
2139                               p_sys->i_pmt_program_number[i],
2140                               p_sys->pmt[i].i_pid );
2141
2142     p_section = dvbpsi_GenPATSections( &pat,
2143                                        0 );     /* max program per section */
2144
2145     p_pat = WritePSISection( p_mux->p_sout, p_section );
2146
2147     PEStoTS( p_mux->p_sout, c, p_pat, &p_sys->pat );
2148
2149     dvbpsi_DeletePSISections( p_section );
2150     dvbpsi_EmptyPAT( &pat );
2151 }
2152
2153 static uint32_t GetDescriptorLength24b( int i_length )
2154 {
2155     uint32_t i_l1, i_l2, i_l3;
2156
2157     i_l1 = i_length&0x7f;
2158     i_l2 = ( i_length >> 7 )&0x7f;
2159     i_l3 = ( i_length >> 14 )&0x7f;
2160
2161     return( 0x808000 | ( i_l3 << 16 ) | ( i_l2 << 8 ) | i_l1 );
2162 }
2163
2164 static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c )
2165 {
2166     sout_mux_sys_t  *p_sys = p_mux->p_sys;
2167     block_t   *p_pmt[MAX_PMT];
2168     block_t   *p_sdt;
2169
2170     dvbpsi_sdt_t        sdt;
2171     dvbpsi_pmt_es_t     *p_es;
2172     dvbpsi_psi_section_t *p_section[MAX_PMT], *p_section2;
2173     dvbpsi_sdt_service_t *p_service;
2174     char            *psz_sdt_desc;
2175     int             i_pidinput;
2176
2177     int             i_stream;
2178     int             i;
2179     int             *p_usepid = NULL;
2180
2181     if( p_sys->dvbpmt == NULL )
2182         p_sys->dvbpmt = malloc( p_sys->i_num_pmt * sizeof(dvbpsi_pmt_t) );
2183 #ifdef HAVE_DVBPSI_SDT
2184     if( p_sys->b_sdt )
2185         dvbpsi_InitSDT( &sdt, p_sys->i_tsid, 1, 1, p_sys->i_netid );
2186 #endif
2187
2188     for( i = 0; i < p_sys->i_num_pmt; i++ )
2189     {
2190         dvbpsi_InitPMT( &p_sys->dvbpmt[i],
2191                         p_sys->i_pmt_program_number[i],   /* program number */
2192                         p_sys->i_pmt_version_number,
2193                         1,      /* b_current_next */
2194                         p_sys->i_pcr_pid );
2195
2196 #ifdef HAVE_DVBPSI_SDT
2197         if( p_sys->b_sdt )
2198         {
2199             p_service = dvbpsi_SDTAddService( &sdt,
2200                 p_sys->i_pmt_program_number[i],  /* service id */
2201                 0,         /* eit schedule */
2202                 0,         /* eit present */
2203                 4,         /* running status ("4=RUNNING") */
2204                 0 );       /* free ca */
2205
2206 #define psz_sdtprov p_sys->sdt_descriptors[i].psz_provider
2207 #define psz_sdtserv p_sys->sdt_descriptors[i].psz_service_name
2208
2209             /* FIXME: Ineffecient malloc's & ugly code......  */
2210             if( psz_sdtprov != NULL && psz_sdtserv != NULL )
2211             {
2212                 psz_sdt_desc = malloc( 3 + strlen(psz_sdtprov)
2213                                          + strlen(psz_sdtserv) );
2214                 psz_sdt_desc[0] = 0x01; /* digital television service */
2215
2216                 /* service provider name length */
2217                 psz_sdt_desc[1] = (char)strlen(psz_sdtprov);
2218                 memcpy( &psz_sdt_desc[2], psz_sdtprov, strlen(psz_sdtprov) );
2219
2220                 /* service name length */
2221                 psz_sdt_desc[ 2 + strlen(psz_sdtprov) ]
2222                     = (char)strlen(psz_sdtserv);
2223                 memcpy( &psz_sdt_desc[3+strlen(psz_sdtprov)], psz_sdtserv,
2224                         strlen(psz_sdtserv) );
2225
2226                 dvbpsi_SDTServiceAddDescriptor( p_service, 0x48,
2227                         3 + strlen(psz_sdtprov) + strlen(psz_sdtserv),
2228                         psz_sdt_desc );
2229                 free( psz_sdt_desc );
2230             }
2231 #undef psz_sdtprov
2232 #undef psz_sdtserv
2233         }
2234 #endif
2235     }
2236
2237     if( p_sys->i_mpeg4_streams > 0 )
2238     {
2239         uint8_t iod[4096];
2240         bits_buffer_t bits;
2241         bits_buffer_t bits_fix_IOD;
2242
2243         /* Make valgrind happy : it works at byte level not bit one so
2244          * bit_write confuse it (but DON'T CHANGE the way that bit_write is
2245          * working (needed when fixing some bits) */
2246         memset( iod, 0, 4096 );
2247
2248         bits_initwrite( &bits, 4096, iod );
2249         /* IOD_label_scope */
2250         bits_write( &bits, 8,   0x11 );
2251         /* IOD_label */
2252         bits_write( &bits, 8,   0x01 );
2253         /* InitialObjectDescriptor */
2254         bits_align( &bits );
2255         bits_write( &bits, 8,   0x02 );     /* tag */
2256         bits_fix_IOD = bits;    /* save states to fix length later */
2257         bits_write( &bits, 24,
2258             GetDescriptorLength24b( 0 ) );  /* variable length (fixed later) */
2259         bits_write( &bits, 10,  0x01 );     /* ObjectDescriptorID */
2260         bits_write( &bits, 1,   0x00 );     /* URL Flag */
2261         bits_write( &bits, 1,   0x00 );     /* includeInlineProfileLevelFlag */
2262         bits_write( &bits, 4,   0x0f );     /* reserved */
2263         bits_write( &bits, 8,   0xff );     /* ODProfile (no ODcapability ) */
2264         bits_write( &bits, 8,   0xff );     /* sceneProfile */
2265         bits_write( &bits, 8,   0xfe );     /* audioProfile (unspecified) */
2266         bits_write( &bits, 8,   0xfe );     /* visualProfile( // ) */
2267         bits_write( &bits, 8,   0xff );     /* graphicProfile (no ) */
2268         for( i_stream = 0; i_stream < p_mux->i_nb_inputs; i_stream++ )
2269         {
2270             ts_stream_t *p_stream;
2271             p_stream = (ts_stream_t*)p_mux->pp_inputs[i_stream]->p_sys;
2272
2273             if( p_stream->i_stream_id == 0xfa ||
2274                 p_stream->i_stream_id == 0xfb ||
2275                 p_stream->i_stream_id == 0xfe )
2276             {
2277                 bits_buffer_t bits_fix_ESDescr, bits_fix_Decoder;
2278                 /* ES descriptor */
2279                 bits_align( &bits );
2280                 bits_write( &bits, 8,   0x03 );     /* ES_DescrTag */
2281                 bits_fix_ESDescr = bits;
2282                 bits_write( &bits, 24,
2283                             GetDescriptorLength24b( 0 ) ); /* variable size */
2284                 bits_write( &bits, 16,  p_stream->i_es_id );
2285                 bits_write( &bits, 1,   0x00 );     /* streamDependency */
2286                 bits_write( &bits, 1,   0x00 );     /* URL Flag */
2287                 bits_write( &bits, 1,   0x00 );     /* OCRStreamFlag */
2288                 bits_write( &bits, 5,   0x1f );     /* streamPriority */
2289
2290                 /* DecoderConfigDesciptor */
2291                 bits_align( &bits );
2292                 bits_write( &bits, 8,   0x04 ); /* DecoderConfigDescrTag */
2293                 bits_fix_Decoder = bits;
2294                 bits_write( &bits, 24,  GetDescriptorLength24b( 0 ) );
2295                 if( p_stream->i_stream_type == 0x10 )
2296                 {
2297                     bits_write( &bits, 8, 0x20 );   /* Visual 14496-2 */
2298                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2299                 }
2300                 else if( p_stream->i_stream_type == 0x1b )
2301                 {
2302                     bits_write( &bits, 8, 0x21 );   /* Visual 14496-2 */
2303                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2304                 }
2305                 else if( p_stream->i_stream_type == 0x11  || p_stream->i_stream_type == 0x0f )
2306                 {
2307                     bits_write( &bits, 8, 0x40 );   /* Audio 14496-3 */
2308                     bits_write( &bits, 6, 0x05 );   /* AudioStream */
2309                 }
2310                 else if( p_stream->i_stream_type == 0x12 &&
2311                          p_stream->i_codec == VLC_FOURCC('s','u','b','t') )
2312                 {
2313                     bits_write( &bits, 8, 0x0B );   /* Text Stream */
2314                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2315                 }
2316                 else
2317                 {
2318                     bits_write( &bits, 8, 0x00 );
2319                     bits_write( &bits, 6, 0x00 );
2320
2321                     msg_Err( p_mux->p_sout,"Unsupported stream_type => "
2322                              "broken IOD" );
2323                 }
2324                 bits_write( &bits, 1,   0x00 );         /* UpStream */
2325                 bits_write( &bits, 1,   0x01 );         /* reserved */
2326                 bits_write( &bits, 24,  1024 * 1024 );  /* bufferSizeDB */
2327                 bits_write( &bits, 32,  0x7fffffff );   /* maxBitrate */
2328                 bits_write( &bits, 32,  0 );            /* avgBitrate */
2329
2330                 if( p_stream->i_decoder_specific_info > 0 )
2331                 {
2332                     int i;
2333                     /* DecoderSpecificInfo */
2334                     bits_align( &bits );
2335                     bits_write( &bits, 8,   0x05 ); /* tag */
2336                     bits_write( &bits, 24, GetDescriptorLength24b(
2337                                 p_stream->i_decoder_specific_info ) );
2338                     for( i = 0; i < p_stream->i_decoder_specific_info; i++ )
2339                     {
2340                         bits_write( &bits, 8,
2341                             ((uint8_t*)p_stream->p_decoder_specific_info)[i] );
2342                     }
2343                 }
2344                 /* fix Decoder length */
2345                 bits_write( &bits_fix_Decoder, 24,
2346                             GetDescriptorLength24b( bits.i_data -
2347                             bits_fix_Decoder.i_data - 3 ) );
2348
2349                 /* SLConfigDescriptor : predefined (0x01) */
2350                 bits_align( &bits );
2351                 bits_write( &bits, 8,   0x06 ); /* tag */
2352                 bits_write( &bits, 24,  GetDescriptorLength24b( 8 ) );
2353                 bits_write( &bits, 8,   0x01 );/* predefined */
2354                 bits_write( &bits, 1,   0 );   /* durationFlag */
2355                 bits_write( &bits, 32,  0 );   /* OCRResolution */
2356                 bits_write( &bits, 8,   0 );   /* OCRLength */
2357                 bits_write( &bits, 8,   0 );   /* InstantBitrateLength */
2358                 bits_align( &bits );
2359
2360                 /* fix ESDescr length */
2361                 bits_write( &bits_fix_ESDescr, 24,
2362                             GetDescriptorLength24b( bits.i_data -
2363                             bits_fix_ESDescr.i_data - 3 ) );
2364             }
2365         }
2366         bits_align( &bits );
2367         /* fix IOD length */
2368         bits_write( &bits_fix_IOD, 24,
2369                     GetDescriptorLength24b( bits.i_data -
2370                                             bits_fix_IOD.i_data - 3 ) );
2371
2372 #if 0//def HAVE_BSEARCH /* FIXME!!! This can't possibly work */
2373         i_pidinput = p_mux->pp_inputs[i]->p_fmt->i_id;
2374         p_usepid = bsearch( &i_pidinput, p_sys->pmtmap, p_sys->i_pmtslots,
2375                             sizeof(pmt_map_t), intcompare );
2376         p_usepid = bsearch( &p_usepid, p_sys->pmtmap, p_sys->i_num_pmt,
2377                             sizeof(pmt_map_t), pmtcompare );
2378         if( p_usepid != NULL )
2379             dvbpsi_PMTAddDescriptor(
2380                     &p_sys->dvbpmt[((pmt_map_t *)p_usepid)->i_prog], 0x1d,
2381                     bits.i_data, bits.p_data );
2382         else
2383             msg_Err( p_mux, "Received an unmapped PID" );
2384 #else
2385         dvbpsi_PMTAddDescriptor( &p_sys->dvbpmt[0], 0x1d, bits.i_data,
2386                                  bits.p_data );
2387 #endif
2388     }
2389
2390     for( i_stream = 0; i_stream < p_mux->i_nb_inputs; i_stream++ )
2391     {
2392         ts_stream_t *p_stream;
2393
2394         p_stream = (ts_stream_t *)p_mux->pp_inputs[i_stream]->p_sys;
2395
2396 #ifdef HAVE_BSEARCH
2397         i_pidinput = p_mux->pp_inputs[i_stream]->p_fmt->i_id;
2398         p_usepid = bsearch( &i_pidinput, p_sys->pmtmap, p_sys->i_pmtslots,
2399                             sizeof(pmt_map_t), intcompare );
2400
2401         if( p_usepid != NULL )
2402             p_es = dvbpsi_PMTAddES(
2403                     &p_sys->dvbpmt[((pmt_map_t *)p_usepid)->i_prog],
2404                     p_stream->i_stream_type, p_stream->i_pid );
2405         else
2406             /* If there's an error somewhere, dump it to the first pmt */
2407 #endif
2408             p_es = dvbpsi_PMTAddES( &p_sys->dvbpmt[0], p_stream->i_stream_type,
2409                                     p_stream->i_pid );
2410
2411         if( p_stream->i_stream_id == 0xfa || p_stream->i_stream_id == 0xfb )
2412         {
2413             uint8_t     es_id[2];
2414
2415             /* SL descriptor */
2416             es_id[0] = (p_stream->i_es_id >> 8)&0xff;
2417             es_id[1] = (p_stream->i_es_id)&0xff;
2418             dvbpsi_PMTESAddDescriptor( p_es, 0x1f, 2, es_id );
2419         }
2420         else if( p_stream->i_stream_type == 0xa0 )
2421         {
2422             uint8_t data[512];
2423             int i_extra = __MIN( p_stream->i_decoder_specific_info, 502 );
2424
2425             /* private DIV3 descripor */
2426             memcpy( &data[0], &p_stream->i_bih_codec, 4 );
2427             data[4] = ( p_stream->i_bih_width >> 8 )&0xff;
2428             data[5] = ( p_stream->i_bih_width      )&0xff;
2429             data[6] = ( p_stream->i_bih_height>> 8 )&0xff;
2430             data[7] = ( p_stream->i_bih_height     )&0xff;
2431             data[8] = ( i_extra >> 8 )&0xff;
2432             data[9] = ( i_extra      )&0xff;
2433             if( i_extra > 0 )
2434             {
2435                 memcpy( &data[10], p_stream->p_decoder_specific_info, i_extra );
2436             }
2437
2438             /* 0xa0 is private */
2439             dvbpsi_PMTESAddDescriptor( p_es, 0xa0, i_extra + 10, data );
2440         }
2441         else if( p_stream->i_stream_type == 0x81 )
2442         {
2443             uint8_t format[4] = { 0x41, 0x43, 0x2d, 0x33 };
2444
2445             /* "registration" descriptor : "AC-3" */
2446             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, format );
2447         }
2448         else if( p_stream->i_codec == VLC_FOURCC('d','t','s',' ') )
2449         {
2450             /* DTS registration descriptor (ETSI TS 101 154 Annex F) */
2451
2452             /* DTS format identifier, frame size 1024 - FIXME */
2453             uint8_t data[4] = { 0x44, 0x54, 0x53, 0x32 };
2454             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, data );
2455         }
2456         else if( p_stream->i_codec == VLC_FOURCC('t','e','l','x') )
2457         {
2458             dvbpsi_PMTESAddDescriptor( p_es, 0x56,
2459                                        p_stream->i_decoder_specific_info,
2460                                        p_stream->p_decoder_specific_info );
2461         }
2462 #ifdef _DVBPSI_DR_59_H_
2463         else if( p_stream->i_codec == VLC_FOURCC('d','v','b','s') )
2464         {
2465             /* DVB subtitles */
2466             dvbpsi_subtitling_dr_t descr;
2467             dvbpsi_subtitle_t sub;
2468             dvbpsi_descriptor_t *p_descr;
2469
2470             memcpy( sub.i_iso6392_language_code, p_stream->lang, 3 );
2471             sub.i_subtitling_type = 0x10; /* no aspect-ratio criticality */
2472             sub.i_composition_page_id = p_stream->i_es_id & 0xFF;
2473             sub.i_ancillary_page_id = p_stream->i_es_id >> 16;
2474
2475             descr.i_subtitles_number = 1;
2476             descr.p_subtitle[0] = sub;
2477
2478             p_descr = dvbpsi_GenSubtitlingDr( &descr, 0 );
2479             /* Work around bug in old libdvbpsi */ p_descr->i_length = 8;
2480             dvbpsi_PMTESAddDescriptor( p_es, p_descr->i_tag,
2481                                        p_descr->i_length, p_descr->p_data );
2482             continue;
2483         }
2484 #endif /* _DVBPSI_DR_59_H_ */
2485
2486         if( p_stream->lang[0] != 0 )
2487         {
2488             uint8_t data[4];
2489
2490             /* I construct the content myself, way faster than looking at
2491              * over complicated/mind broken libdvbpsi way */
2492             data[0] = p_stream->lang[0];
2493             data[1] = p_stream->lang[1];
2494             data[2] = p_stream->lang[2];
2495             data[3] = 0x00; /* audio type: 0x00 undefined */
2496
2497             dvbpsi_PMTESAddDescriptor( p_es, 0x0a, 4, data );
2498         }
2499     }
2500
2501     for( i = 0; i < p_sys->i_num_pmt; i++ )
2502     {
2503         p_section[i] = dvbpsi_GenPMTSections( &p_sys->dvbpmt[i] );
2504         p_pmt[i] = WritePSISection( p_mux->p_sout, p_section[i] );
2505         PEStoTS( p_mux->p_sout, c, p_pmt[i], &p_sys->pmt[i] );
2506         dvbpsi_DeletePSISections( p_section[i] );
2507         dvbpsi_EmptyPMT( &p_sys->dvbpmt[i] );
2508     }
2509
2510 #ifdef HAVE_DVBPSI_SDT
2511     if( p_sys->b_sdt )
2512     {
2513         p_section2 = dvbpsi_GenSDTSections( &sdt );
2514         p_sdt = WritePSISection( p_mux->p_sout, p_section2 );
2515         PEStoTS( p_mux->p_sout, c, p_sdt, &p_sys->sdt );
2516         dvbpsi_DeletePSISections( p_section2 );
2517         dvbpsi_EmptySDT( &sdt );
2518     }
2519 #endif
2520 }