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 the VideoLAN team
   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
  31 #ifdef HAVE_CONFIG_H
  32 # include "config.h"
  33 #endif
  34
  35 #include <limits.h>
  36
  37 #include <vlc_common.h>
  38 #include <vlc_plugin.h>
  39 #include <vlc_sout.h>
  40 #include <vlc_block.h>
  41 #include <vlc_rand.h>
  42
  43 #include <vlc_iso_lang.h>
  44
  45 #include "bits.h"
  46 #include "pes.h"
  47 #include "csa.h"
  48
  49 #ifdef HAVE_DVBPSI_DR_H
  50 #   include <dvbpsi/dvbpsi.h>
  51 #   include <dvbpsi/demux.h>
  52 #   include <dvbpsi/descriptor.h>
  53 #   include <dvbpsi/pat.h>
  54 #   include <dvbpsi/pmt.h>
  55 #   include <dvbpsi/sdt.h>
  56 #   include <dvbpsi/dr.h>
  57 #   include <dvbpsi/psi.h>
  58 #else
  59 #   include "dvbpsi.h"
  60 #   include "demux.h"
  61 #   include "descriptor.h"
  62 #   include "tables/pat.h"
  63 #   include "tables/pmt.h"
  64 #   include "tables/sdt.h"
  65 #   include "descriptors/dr.h"
  66 #   include "psi.h"
  67 #endif
  68
  69 /*
  70  * TODO:
  71  *  - check PCR frequency requirement
  72  *  - check PAT/PMT  "        "
  73  *  - check PCR/PCR "soft"
  74  *  - check if "registration" descriptor : "AC-3" should be a program
  75  *    descriptor or an es one. (xine want an es one)
  76  *
  77  *  - remove creation of PAT/PMT without dvbpsi
  78  *  - ?
  79  * FIXME:
  80  *  - subtitle support is far from perfect. I expect some subtitles drop
  81  *    if they arrive a bit late
  82  *    (We cannot rely on the fact that the fifo should be full)
  83  */
  84
  85 /*****************************************************************************
  86  * Callback prototypes
  87  *****************************************************************************/
  88 static int ChangeKeyCallback    ( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
  89 static int ActiveKeyCallback    ( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
  90
  91 /*****************************************************************************
  92  * Module descriptor
  93  *****************************************************************************/
  94 static int     Open   ( vlc_object_t * );
  95 static void    Close  ( vlc_object_t * );
  96
  97 #define VPID_TEXT N_("Video PID")
  98 #define VPID_LONGTEXT N_("Assign a fixed PID to the video stream. The PCR " \
  99   "PID will automatically be the video.")
 100 #define APID_TEXT N_("Audio PID")
 101 #define APID_LONGTEXT N_("Assign a fixed PID to the audio stream.")
 102 #define SPUPID_TEXT N_("SPU PID")
 103 #define SPUPID_LONGTEXT N_("Assign a fixed PID to the SPU.")
 104 #define PMTPID_TEXT N_("PMT PID")
 105 #define PMTPID_LONGTEXT N_("Assign a fixed PID to the PMT")
 106 #define TSID_TEXT N_("TS ID")
 107 #define TSID_LONGTEXT N_("Assign a fixed Transport Stream ID.")
 108 #define NETID_TEXT N_("NET ID")
 109 #define NETID_LONGTEXT N_("Assign a fixed Network ID (for SDT table)")
 110
 111 #define PMTPROG_TEXT N_("PMT Program numbers")
 112 #define PMTPROG_LONGTEXT N_("Assign a program number to each PMT. This " \
 113                             "requires \"Set PID to ID of ES\" to be enabled." )
 114
 115 #define MUXPMT_TEXT N_("Mux PMT (requires --sout-ts-es-id-pid)")
 116 #define MUXPMT_LONGTEXT N_("Define the pids to add to each pmt. This " \
 117                            "requires \"Set PID to ID of ES\" to be enabled." )
 118
 119 #define SDTDESC_TEXT N_("SDT Descriptors (requires --sout-ts-es-id-pid)")
 120 #define SDTDESC_LONGTEXT N_("Defines the descriptors of each SDT. This" \
 121                         "requires \"Set PID to ID of ES\" to be enabled." )
 122
 123 #define PID_TEXT N_("Set PID to ID of ES")
 124 #define PID_LONGTEXT N_("Sets PID to the ID if the incoming ES. This is for " \
 125   "use with --ts-es-id-pid, and allows to have the same PIDs in the input " \
 126   "and output streams.")
 127
 128 #define ALIGNMENT_TEXT N_("Data alignment")
 129 #define ALIGNMENT_LONGTEXT N_("Enforces alignment of all access units on " \
 130   "PES boundaries. Disabling this might save some bandwidth but introduce incompatibilities.")
 131
 132 #define SHAPING_TEXT N_("Shaping delay (ms)")
 133 #define SHAPING_LONGTEXT N_("Cut the " \
 134   "stream in slices of the given duration, and ensure a constant bitrate " \
 135   "between the two boundaries. This avoids having huge bitrate peaks, " \
 136   "especially for reference frames." )
 137
 138 #define KEYF_TEXT N_("Use keyframes")
 139 #define KEYF_LONGTEXT N_("If enabled, and shaping is specified, " \
 140   "the TS muxer will place the boundaries at the end of I pictures. In " \
 141   "that case, the shaping duration given by the user is a worse case " \
 142   "used when no reference frame is available. This enhances the efficiency " \
 143   "of the shaping algorithm, since I frames are usually the biggest " \
 144   "frames in the stream.")
 145
 146 #define PCR_TEXT N_("PCR interval (ms)")
 147 #define PCR_LONGTEXT N_("Set at which interval " \
 148   "PCRs (Program Clock Reference) will be sent (in milliseconds). " \
 149   "This value should be below 100ms. (default is 70ms).")
 150
 151 #define BMIN_TEXT N_( "Minimum B (deprecated)")
 152 #define BMIN_LONGTEXT N_( "This setting is deprecated and not used anymore" )
 153
 154 #define BMAX_TEXT N_( "Maximum B (deprecated)")
 155 #define BMAX_LONGTEXT N_( "This setting is deprecated and not used anymore")
 156
 157 #define DTS_TEXT N_("DTS delay (ms)")
 158 #define DTS_LONGTEXT N_("Delay the DTS (decoding time " \
 159   "stamps) and PTS (presentation timestamps) of the data in the " \
 160   "stream, compared to the PCRs. This allows for some buffering inside " \
 161   "the client decoder.")
 162
 163 #define ACRYPT_TEXT N_("Crypt audio")
 164 #define ACRYPT_LONGTEXT N_("Crypt audio using CSA")
 165 #define VCRYPT_TEXT N_("Crypt video")
 166 #define VCRYPT_LONGTEXT N_("Crypt video using CSA")
 167
 168 #define CK_TEXT N_("CSA Key")
 169 #define CK_LONGTEXT N_("CSA encryption key. This must be a " \
 170   "16 char string (8 hexadecimal bytes).")
 171
 172 #define CK2_TEXT N_("Second CSA Key")
 173 #define CK2_LONGTEXT N_("The even CSA encryption key. This must be a " \
 174   "16 char string (8 hexadecimal bytes).")
 175
 176 #define CU_TEXT N_("CSA Key in use")
 177 #define CU_LONGTEXT N_("CSA encryption key used. It can be the odd/first/1 " \
 178   "(default) or the even/second/2 one.")
 179
 180 #define CPKT_TEXT N_("Packet size in bytes to encrypt")
 181 #define CPKT_LONGTEXT N_("Size of the TS packet to encrypt. " \
 182     "The encryption routines subtract the TS-header from the value before " \
 183     "encrypting." )
 184
 185 #define SOUT_CFG_PREFIX "sout-ts-"
 186 #define MAX_PMT 64       /* Maximum number of programs. FIXME: I just chose an arbitary number. Where is the maximum in the spec? */
 187 #define MAX_PMT_PID 64       /* Maximum pids in each pmt.  FIXME: I just chose an arbitary number. Where is the maximum in the spec? */
 188
 189 vlc_module_begin ()
 190     set_description( N_("TS muxer (libdvbpsi)") )
 191     set_shortname( "MPEG-TS")
 192     set_category( CAT_SOUT )
 193     set_subcategory( SUBCAT_SOUT_MUX )
 194     set_capability( "sout mux", 120 )
 195     add_shortcut( "ts" )
 196
 197     add_integer( SOUT_CFG_PREFIX "pid-video", 0, NULL,VPID_TEXT, VPID_LONGTEXT,
 198                                   true )
 199     add_integer( SOUT_CFG_PREFIX "pid-audio", 0, NULL, APID_TEXT,
 200                  APID_LONGTEXT, true )
 201     add_integer( SOUT_CFG_PREFIX "pid-spu", 0, NULL, SPUPID_TEXT,
 202                  SPUPID_LONGTEXT, true )
 203     add_integer( SOUT_CFG_PREFIX "pid-pmt", 0, NULL, PMTPID_TEXT,
 204                  PMTPID_LONGTEXT, true )
 205     add_integer( SOUT_CFG_PREFIX "tsid", 0, NULL, TSID_TEXT,
 206                  TSID_LONGTEXT, true )
 207 #ifdef HAVE_DVBPSI_SDT
 208     add_integer( SOUT_CFG_PREFIX "netid", 0, NULL, NETID_TEXT,
 209                  NETID_LONGTEXT, true )
 210 #endif
 211     add_string( SOUT_CFG_PREFIX "program-pmt", NULL, NULL, PMTPROG_TEXT,
 212                 PMTPROG_LONGTEXT, true )
 213     add_bool( SOUT_CFG_PREFIX "es-id-pid", false, NULL, PID_TEXT, PID_LONGTEXT,
 214               true )
 215     add_string( SOUT_CFG_PREFIX "muxpmt", NULL, NULL, MUXPMT_TEXT, MUXPMT_LONGTEXT, true )
 216 #ifdef HAVE_DVBPSI_SDT
 217     add_string( SOUT_CFG_PREFIX "sdtdesc", NULL, NULL, SDTDESC_TEXT, SDTDESC_LONGTEXT, true )
 218 #endif
 219     add_bool( SOUT_CFG_PREFIX "alignment", true, NULL, ALIGNMENT_TEXT,
 220               ALIGNMENT_LONGTEXT, true )
 221
 222     add_integer( SOUT_CFG_PREFIX "shaping", 200, NULL, SHAPING_TEXT,
 223                  SHAPING_LONGTEXT, true )
 224     add_bool( SOUT_CFG_PREFIX "use-key-frames", false, NULL, KEYF_TEXT,
 225               KEYF_LONGTEXT, true )
 226
 227     add_integer( SOUT_CFG_PREFIX "pcr", 70, NULL, PCR_TEXT, PCR_LONGTEXT,
 228                  true )
 229     add_integer( SOUT_CFG_PREFIX "bmin", 0, NULL, BMIN_TEXT, BMIN_LONGTEXT,
 230                  true )
 231     add_integer( SOUT_CFG_PREFIX "bmax", 0, NULL, BMAX_TEXT, BMAX_LONGTEXT,
 232                  true )
 233     add_integer( SOUT_CFG_PREFIX "dts-delay", 400, NULL, DTS_TEXT,
 234                  DTS_LONGTEXT, true )
 235
 236     add_bool( SOUT_CFG_PREFIX "crypt-audio", true, NULL, ACRYPT_TEXT,
 237               ACRYPT_LONGTEXT, true )
 238     add_bool( SOUT_CFG_PREFIX "crypt-video", true, NULL, VCRYPT_TEXT,
 239               VCRYPT_LONGTEXT, true )
 240
 241     add_string( SOUT_CFG_PREFIX "csa-ck", NULL, NULL, CK_TEXT, CK_LONGTEXT,
 242                 true )
 243     add_string( SOUT_CFG_PREFIX "csa2-ck", NULL, NULL, CK2_TEXT, CK2_LONGTEXT,
 244                 true )
 245     add_string( SOUT_CFG_PREFIX "csa-use", "1", NULL, CU_TEXT, CU_LONGTEXT,
 246                 true )
 247     add_integer( SOUT_CFG_PREFIX "csa-pkt", 188, NULL, CPKT_TEXT, CPKT_LONGTEXT, true )
 248
 249     set_callbacks( Open, Close )
 250 vlc_module_end ()
 251
 252 /*****************************************************************************
 253  * Local data structures
 254  *****************************************************************************/
 255 static const char *const ppsz_sout_options[] = {
 256     "pid-video", "pid-audio", "pid-spu", "pid-pmt", "tsid", "netid",
 257     "es-id-pid", "shaping", "pcr", "bmin", "bmax", "use-key-frames",
 258     "dts-delay", "csa-ck", "csa2-ck", "csa-use", "csa-pkt", "crypt-audio", "crypt-video",
 259     "muxpmt", "sdtdesc", "program-pmt", "alignment",
 260     NULL
 261 };
 262
 263 typedef struct pmt_map_t   /* Holds the mapping between the pmt-pid/pmt table */
 264 {
 265     int i_pid;
 266     unsigned long i_prog;
 267 } pmt_map_t;
 268
 269 typedef struct sdt_desc_t
 270 {
 271     char *psz_provider;
 272     char *psz_service_name;  /* name of program */
 273 } sdt_desc_t;
 274
 275 typedef struct
 276 {
 277     int     i_depth;
 278     block_t *p_first;
 279     block_t **pp_last;
 280 } sout_buffer_chain_t;
 281
 282 static inline void BufferChainInit  ( sout_buffer_chain_t *c )
 283 {
 284     c->i_depth = 0;
 285     c->p_first = NULL;
 286     c->pp_last = &c->p_first;
 287 }
 288
 289 static inline void BufferChainAppend( sout_buffer_chain_t *c, block_t *b )
 290 {
 291     *c->pp_last = b;
 292     c->i_depth++;
 293
 294     while( b->p_next )
 295     {
 296         b = b->p_next;
 297         c->i_depth++;
 298     }
 299     c->pp_last = &b->p_next;
 300 }
 301
 302 static inline block_t *BufferChainGet( sout_buffer_chain_t *c )
 303 {
 304     block_t *b = c->p_first;
 305
 306     if( b )
 307     {
 308         c->i_depth--;
 309         c->p_first = b->p_next;
 310
 311         if( c->p_first == NULL )
 312         {
 313             c->pp_last = &c->p_first;
 314         }
 315
 316         b->p_next = NULL;
 317     }
 318     return b;
 319 }
 320
 321 static inline block_t *BufferChainPeek( sout_buffer_chain_t *c )
 322 {
 323     block_t *b = c->p_first;
 324
 325     return b;
 326 }
 327
 328 static inline void BufferChainClean( sout_buffer_chain_t *c )
 329 {
 330     block_t *b;
 331
 332     while( ( b = BufferChainGet( c ) ) )
 333     {
 334         block_Release( b );
 335     }
 336     BufferChainInit( c );
 337 }
 338
 339 typedef struct ts_stream_t
 340 {
 341     int             i_pid;
 342     vlc_fourcc_t    i_codec;
 343
 344     int             i_stream_type;
 345     int             i_stream_id;
 346     int             i_continuity_counter;
 347     bool            b_discontinuity;
 348
 349     /* to be used for carriege of DIV3 */
 350     vlc_fourcc_t    i_bih_codec;
 351     int             i_bih_width, i_bih_height;
 352
 353     /* Specific to mpeg4 in mpeg2ts */
 354     int             i_es_id;
 355
 356     int             i_decoder_specific_info;
 357     uint8_t         *p_decoder_specific_info;
 358
 359     /* language is iso639-2T */
 360     int             i_langs;
 361     uint8_t         *lang;
 362
 363     sout_buffer_chain_t chain_pes;
 364     mtime_t             i_pes_dts;
 365     mtime_t             i_pes_length;
 366     int                 i_pes_used;
 367     bool                b_key_frame;
 368
 369 } ts_stream_t;
 370
 371 struct sout_mux_sys_t
 372 {
 373     int             i_pcr_pid;
 374     sout_input_t    *p_pcr_input;
 375
 376     vlc_mutex_t     csa_lock;
 377
 378     int             i_audio_bound;
 379     int             i_video_bound;
 380
 381     bool            b_es_id_pid;
 382     bool            b_sdt;
 383     int             i_pid_video;
 384     int             i_pid_audio;
 385     int             i_pid_spu;
 386     int             i_pid_free; /* first usable pid */
 387
 388     int             i_tsid;
 389     int             i_netid;
 390     int             i_num_pmt;
 391     int             i_pmtslots;
 392     int             i_pat_version_number;
 393     ts_stream_t     pat;
 394
 395     int             i_pmt_version_number;
 396     ts_stream_t     pmt[MAX_PMT];
 397     pmt_map_t       pmtmap[MAX_PMT_PID];
 398     int             i_pmt_program_number[MAX_PMT];
 399     sdt_desc_t      sdt_descriptors[MAX_PMT];
 400     bool            b_data_alignment;
 401
 402     int             i_mpeg4_streams;
 403
 404     int             i_null_continuity_counter;  /* Needed ? */
 405     ts_stream_t     sdt;
 406     dvbpsi_pmt_t    *dvbpmt;
 407
 408     /* for TS building */
 409     int64_t         i_bitrate_min;
 410     int64_t         i_bitrate_max;
 411
 412     int64_t         i_shaping_delay;
 413     int64_t         i_pcr_delay;
 414
 415     int64_t         i_dts_delay;
 416
 417     bool            b_use_key_frames;
 418
 419     mtime_t         i_pcr;  /* last PCR emited */
 420
 421     csa_t           *csa;
 422     int             i_csa_pkt_size;
 423     bool            b_crypt_audio;
 424     bool            b_crypt_video;
 425 };
 426
 427 /* Reserve a pid and return it */
 428 static int  AllocatePID( sout_mux_sys_t *p_sys, int i_cat )
 429 {
 430     int i_pid;
 431     if ( i_cat == VIDEO_ES && p_sys->i_pid_video )
 432     {
 433         i_pid = p_sys->i_pid_video;
 434         p_sys->i_pid_video = 0;
 435     }
 436     else if ( i_cat == AUDIO_ES && p_sys->i_pid_audio )
 437     {
 438         i_pid = p_sys->i_pid_audio;
 439         p_sys->i_pid_audio = 0;
 440     }
 441     else if ( i_cat == SPU_ES && p_sys->i_pid_spu )
 442     {
 443         i_pid = p_sys->i_pid_spu;
 444         p_sys->i_pid_spu = 0;
 445     }
 446     else
 447     {
 448         i_pid = ++p_sys->i_pid_free;
 449     }
 450     return i_pid;
 451 }
 452
 453 static int pmtcompare( const void *pa, const void *pb )
 454 {
 455     if ( ((pmt_map_t *)pa)->i_pid  < ((pmt_map_t *)pb)->i_pid )
 456         return -1;
 457     else if ( ((pmt_map_t *)pa)->i_pid  > ((pmt_map_t *)pb)->i_pid )
 458         return 1;
 459     else
 460         return 0;
 461 }
 462
 463 static int intcompare( const void *pa, const void *pb )
 464 {
 465     if ( *(int *)pa  < *(int *)pb )
 466         return -1;
 467     else if ( *(int *)pa > *(int *)pb )
 468         return 1;
 469     else
 470         return 0;
 471 }
 472
 473 /*****************************************************************************
 474  * Local prototypes
 475  *****************************************************************************/
 476 static int Control  ( sout_mux_t *, int, va_list );
 477 static int AddStream( sout_mux_t *, sout_input_t * );
 478 static int DelStream( sout_mux_t *, sout_input_t * );
 479 static int Mux      ( sout_mux_t * );
 480
 481 static block_t *FixPES( sout_mux_t *p_mux, block_fifo_t *p_fifo );
 482 static block_t *Add_ADTS( block_t *, es_format_t * );
 483 static void TSSchedule  ( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
 484                           mtime_t i_pcr_length, mtime_t i_pcr_dts );
 485 static void TSDate      ( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
 486                           mtime_t i_pcr_length, mtime_t i_pcr_dts );
 487 static void GetPAT( sout_mux_t *p_mux, sout_buffer_chain_t *c );
 488 static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c );
 489
 490 static block_t *TSNew( sout_mux_t *p_mux, ts_stream_t *p_stream, bool b_pcr );
 491 static void TSSetPCR( block_t *p_ts, mtime_t i_dts );
 492
 493 static void PEStoTS  ( sout_instance_t *, sout_buffer_chain_t *, block_t *, ts_stream_t * );
 494
 495 /*****************************************************************************
 496  * Open:
 497  *****************************************************************************/
 498 static int Open( vlc_object_t *p_this )
 499 {
 500     sout_mux_t          *p_mux =(sout_mux_t*)p_this;
 501     sout_mux_sys_t      *p_sys = NULL;
 502     vlc_value_t         val;
 503     int i;
 504
 505     config_ChainParse( p_mux, SOUT_CFG_PREFIX, ppsz_sout_options, p_mux->p_cfg );
 506
 507     p_sys = malloc( sizeof( sout_mux_sys_t ) );
 508     if( !p_sys )
 509         return VLC_ENOMEM;
 510     p_sys->i_pmtslots = p_sys->b_sdt = 0;
 511     p_sys->i_num_pmt = 1;
 512     p_sys->dvbpmt = NULL;
 513     memset( &p_sys->pmtmap, 0, sizeof(p_sys->pmtmap) );
 514
 515     vlc_mutex_init( &p_sys->csa_lock );
 516
 517     p_mux->pf_control   = Control;
 518     p_mux->pf_addstream = AddStream;
 519     p_mux->pf_delstream = DelStream;
 520     p_mux->pf_mux       = Mux;
 521     p_mux->p_sys        = p_sys;
 522
 523     for ( i = 0; i < MAX_PMT; i++ )
 524         p_sys->sdt_descriptors[i].psz_service_name
 525             = p_sys->sdt_descriptors[i].psz_provider = NULL;
 526     memset( p_sys->sdt_descriptors, 0, sizeof(sdt_desc_t) );
 527
 528     p_sys->i_audio_bound = 0;
 529     p_sys->i_video_bound = 0;
 530
 531     p_sys->b_es_id_pid = var_GetBool( p_mux, SOUT_CFG_PREFIX "es-id-pid" );
 532
 533     var_Get( p_mux, SOUT_CFG_PREFIX "muxpmt", &val );
 534     /*
 535        fetch string of pmts. Here's a sample: --sout-ts-muxpmt="0x451,0x200,0x28a,0x240,,0x450,0x201,0x28b,0x241,,0x452,0x202,0x28c,0x242"
 536        This would mean 0x451, 0x200, 0x28a, 0x240 would fall under one pmt (program), 0x450,0x201,0x28b,0x241 would fall under another
 537     */
 538     if( val.psz_string != NULL && *val.psz_string )
 539     {
 540         char *psz_next;
 541         char *psz = val.psz_string;
 542         uint16_t i_pid;
 543         psz_next = psz;
 544
 545         while( psz != NULL )
 546         {
 547             i_pid = strtoul( psz, &psz_next, 0 );
 548
 549             if ( strlen(psz_next) > 0 )
 550                 psz = &psz_next[1];
 551             if ( i_pid == 0 )
 552             {
 553                 p_sys->i_num_pmt++;
 554                 if ( p_sys->i_num_pmt > MAX_PMT )
 555                 {
 556                     msg_Err( p_mux,
 557              "Number of PMTs greater than compiled maximum (%d)", MAX_PMT );
 558                     p_sys->i_num_pmt = MAX_PMT;
 559                 }
 560             }
 561             else
 562             {
 563                 p_sys->pmtmap[p_sys->i_pmtslots].i_pid = i_pid;
 564                 p_sys->pmtmap[p_sys->i_pmtslots].i_prog = p_sys->i_num_pmt - 1;
 565                 p_sys->i_pmtslots++;
 566                 if ( p_sys->i_pmtslots > MAX_PMT_PID )
 567                 {
 568                     msg_Err( p_mux,
 569              "Number of pids in PMT greater than compiled maximum (%d)",
 570                              MAX_PMT_PID );
 571                     p_sys->i_pmtslots = MAX_PMT_PID;
 572                 }
 573             }
 574
 575             /* Now sort according to pids for fast search later on */
 576             qsort( (void *)p_sys->pmtmap, p_sys->i_pmtslots,
 577                    sizeof(pmt_map_t), &pmtcompare );
 578             if ( !*psz_next )
 579                 psz = NULL;
 580         }
 581     }
 582     free( val.psz_string );
 583
 584     unsigned short subi[3];
 585     vlc_rand_bytes(subi, sizeof(subi));
 586     p_sys->i_pat_version_number = nrand48(subi) & 0x1f;
 587     p_sys->pat.i_pid = 0;
 588     p_sys->pat.i_continuity_counter = 0;
 589     p_sys->pat.b_discontinuity = false;
 590
 591     var_Get( p_mux, SOUT_CFG_PREFIX "tsid", &val );
 592     if ( val.i_int )
 593         p_sys->i_tsid = val.i_int;
 594     else
 595         p_sys->i_tsid = nrand48(subi) & 0xffff;
 596
 597     p_sys->i_netid = nrand48(subi) & 0xffff;
 598 #ifdef HAVE_DVBPSI_SDT
 599     var_Get( p_mux, SOUT_CFG_PREFIX "netid", &val );
 600     if ( val.i_int )
 601         p_sys->i_netid = val.i_int;
 602 #endif
 603
 604     p_sys->i_pmt_version_number = nrand48(subi) & 0x1f;
 605     for( i = 0; i < p_sys->i_num_pmt; i++ )
 606     {
 607         p_sys->pmt[i].i_continuity_counter = 0;
 608         p_sys->pmt[i].b_discontinuity = false;
 609     }
 610
 611     p_sys->sdt.i_pid = 0x11;
 612     p_sys->sdt.i_continuity_counter = 0;
 613     p_sys->sdt.b_discontinuity = false;
 614
 615 #ifdef HAVE_DVBPSI_SDT
 616     var_Get( p_mux, SOUT_CFG_PREFIX "sdtdesc", &val );
 617     p_sys->b_sdt = val.psz_string && *val.psz_string ? true : false;
 618
 619     /* Syntax is provider_sdt1,service_name_sdt1,provider_sdt2,service_name_sdt2... */
 620     if( p_sys->b_sdt )
 621     {
 622
 623         char *psz = val.psz_string;
 624         char *psz_sdttoken = psz;
 625
 626         i = 0;
 627         while ( psz_sdttoken != NULL )
 628         {
 629             char *psz_end = strchr( psz_sdttoken, ',' );
 630             if( psz_end != NULL )
 631             {
 632                 *psz_end++ = '\0';
 633             }
 634             if ( !(i % 2) )
 635             {
 636                 p_sys->sdt_descriptors[i/2].psz_provider
 637                     = strdup(psz_sdttoken);
 638             }
 639             else
 640             {
 641                 p_sys->sdt_descriptors[i/2].psz_service_name
 642                     = strdup(psz_sdttoken);
 643             }
 644
 645             i++;
 646             psz_sdttoken = psz_end;
 647         }
 648     }
 649     free( val.psz_string );
 650 #else
 651     p_sys->b_sdt = false;
 652 #endif
 653
 654     p_sys->b_data_alignment = var_GetBool( p_mux, SOUT_CFG_PREFIX "alignment" );
 655
 656     var_Get( p_mux, SOUT_CFG_PREFIX "program-pmt", &val );
 657     if( val.psz_string && *val.psz_string )
 658     {
 659         char *psz_next;
 660         char *psz = val.psz_string;
 661         uint16_t i_pid;
 662
 663         psz_next = psz;
 664         i = 0;
 665         while ( psz != NULL )
 666         {
 667             i_pid = strtoul( psz, &psz_next, 0 );
 668             if( strlen(psz_next) > 0 )
 669                 psz = &psz_next[1];
 670             else
 671                 psz = NULL;
 672
 673             if( i_pid == 0 )
 674             {
 675                 if( i > MAX_PMT )
 676                     msg_Err( p_mux, "Number of PMTs > maximum (%d)",
 677                              MAX_PMT );
 678             }
 679             else
 680             {
 681                 p_sys->i_pmt_program_number[i] = i_pid;
 682                 i++;
 683             }
 684         }
 685     }
 686     else
 687     {
 688         /* Option not specified, use 1, 2, 3... */
 689         for( i = 0; i < p_sys->i_num_pmt; i++ )
 690             p_sys->i_pmt_program_number[i] = i + 1;
 691     }
 692     free( val.psz_string );
 693
 694     var_Get( p_mux, SOUT_CFG_PREFIX "pid-pmt", &val );
 695     if( val.i_int )
 696     {
 697         for( i = 0; i < p_sys->i_num_pmt; i++ )
 698             p_sys->pmt[i].i_pid = val.i_int + i; /* Does this make any sense? */
 699     }
 700     else
 701     {
 702         for( i = 0; i < p_sys->i_num_pmt; i++ )
 703             p_sys->pmt[i].i_pid = 0x42 + i;
 704     }
 705
 706     p_sys->i_pid_free = p_sys->pmt[p_sys->i_num_pmt - 1].i_pid + 1;
 707
 708     p_sys->i_pid_video = var_GetInteger( p_mux, SOUT_CFG_PREFIX "pid-video" );
 709     if ( p_sys->i_pid_video > p_sys->i_pid_free )
 710     {
 711         p_sys->i_pid_free = p_sys->i_pid_video + 1;
 712     }
 713
 714     p_sys->i_pid_audio = var_GetInteger( p_mux, SOUT_CFG_PREFIX "pid-audio" );
 715     if ( p_sys->i_pid_audio > p_sys->i_pid_free )
 716     {
 717         p_sys->i_pid_free = p_sys->i_pid_audio + 1;
 718     }
 719
 720     p_sys->i_pid_spu = var_GetInteger( p_mux, SOUT_CFG_PREFIX "pid-spu" );
 721     if ( p_sys->i_pid_spu > p_sys->i_pid_free )
 722     {
 723         p_sys->i_pid_free = p_sys->i_pid_spu + 1;
 724     }
 725
 726     p_sys->i_pcr_pid = 0x1fff;
 727     p_sys->p_pcr_input = NULL;
 728
 729     p_sys->i_mpeg4_streams = 0;
 730
 731     p_sys->i_null_continuity_counter = 0;
 732
 733     /* Allow to create constrained stream */
 734     p_sys->i_bitrate_min = var_GetInteger( p_mux, SOUT_CFG_PREFIX "bmin" );
 735
 736     p_sys->i_bitrate_max = var_GetInteger( p_mux, SOUT_CFG_PREFIX "bmax" );
 737
 738     if( p_sys->i_bitrate_min > 0 && p_sys->i_bitrate_max > 0 &&
 739         p_sys->i_bitrate_min > p_sys->i_bitrate_max )
 740     {
 741         msg_Err( p_mux, "incompatible minimum and maximum bitrate, "
 742                  "disabling bitrate control" );
 743         p_sys->i_bitrate_min = 0;
 744         p_sys->i_bitrate_max = 0;
 745     }
 746     if( p_sys->i_bitrate_min > 0 || p_sys->i_bitrate_max > 0 )
 747     {
 748         msg_Err( p_mux, "bmin and bmax no more supported "
 749                  "(if you need them report it)" );
 750     }
 751
 752     var_Get( p_mux, SOUT_CFG_PREFIX "shaping", &val );
 753     p_sys->i_shaping_delay = (int64_t)val.i_int * 1000;
 754     if( p_sys->i_shaping_delay <= 0 )
 755     {
 756         msg_Err( p_mux,
 757                  "invalid shaping (%"PRId64"ms) resetting to 200ms",
 758                  p_sys->i_shaping_delay / 1000 );
 759         p_sys->i_shaping_delay = 200000;
 760     }
 761
 762     var_Get( p_mux, SOUT_CFG_PREFIX "pcr", &val );
 763     p_sys->i_pcr_delay = (int64_t)val.i_int * 1000;
 764     if( p_sys->i_pcr_delay <= 0 ||
 765         p_sys->i_pcr_delay >= p_sys->i_shaping_delay )
 766     {
 767         msg_Err( p_mux,
 768                  "invalid pcr delay (%"PRId64"ms) resetting to 70ms",
 769                  p_sys->i_pcr_delay / 1000 );
 770         p_sys->i_pcr_delay = 70000;
 771     }
 772
 773     var_Get( p_mux, SOUT_CFG_PREFIX "dts-delay", &val );
 774     p_sys->i_dts_delay = (int64_t)val.i_int * 1000;
 775
 776     msg_Dbg( p_mux, "shaping=%"PRId64" pcr=%"PRId64" dts_delay=%"PRId64,
 777              p_sys->i_shaping_delay, p_sys->i_pcr_delay, p_sys->i_dts_delay );
 778
 779     p_sys->b_use_key_frames = var_GetBool( p_mux, SOUT_CFG_PREFIX "use-key-frames" );
 780
 781     /* for TS generation */
 782     p_sys->i_pcr    = 0;
 783
 784     p_sys->csa      = NULL;
 785     var_Create( p_mux, SOUT_CFG_PREFIX "csa-ck", VLC_VAR_STRING | VLC_VAR_DOINHERIT | VLC_VAR_ISCOMMAND );
 786     var_Get( p_mux, SOUT_CFG_PREFIX "csa-ck", &val );
 787     if( val.psz_string && *val.psz_string )
 788     {
 789         int i_res;
 790         vlc_value_t csa2;
 791
 792         p_sys->csa = csa_New();
 793
 794         var_Create( p_mux, SOUT_CFG_PREFIX "csa2-ck", VLC_VAR_STRING | VLC_VAR_DOINHERIT | VLC_VAR_ISCOMMAND );
 795         var_Get( p_mux, SOUT_CFG_PREFIX "csa2-ck", &csa2 );
 796         i_res = csa_SetCW( (vlc_object_t*)p_mux, p_sys->csa, val.psz_string, true );
 797         if( i_res == VLC_SUCCESS && csa2.psz_string && *csa2.psz_string )
 798         {
 799             if( csa_SetCW( (vlc_object_t*)p_mux, p_sys->csa, csa2.psz_string, false ) != VLC_SUCCESS )
 800             {
 801                 csa_SetCW( (vlc_object_t*)p_mux, p_sys->csa, val.psz_string, false );
 802             }
 803         }
 804         else if( i_res == VLC_SUCCESS )
 805         {
 806             csa_SetCW( (vlc_object_t*)p_mux, p_sys->csa, val.psz_string, false );
 807         }
 808         else
 809         {
 810             csa_Delete( p_sys->csa );
 811             p_sys->csa = NULL;
 812         }
 813
 814         if( p_sys->csa )
 815         {
 816             vlc_value_t use_val, pkt_val;
 817
 818             var_Create( p_mux, SOUT_CFG_PREFIX "csa-use", VLC_VAR_STRING | VLC_VAR_DOINHERIT | VLC_VAR_ISCOMMAND );
 819             var_Get( p_mux, SOUT_CFG_PREFIX "csa-use", &use_val );
 820             var_AddCallback( p_mux, SOUT_CFG_PREFIX "csa-use", ActiveKeyCallback, NULL );
 821             var_AddCallback( p_mux, SOUT_CFG_PREFIX "csa-ck", ChangeKeyCallback, (void *)1 );
 822             var_AddCallback( p_mux, SOUT_CFG_PREFIX "csa2-ck", ChangeKeyCallback, NULL );
 823
 824             if ( var_Set( p_mux, SOUT_CFG_PREFIX "csa-use", use_val ) != VLC_SUCCESS )
 825             {
 826                 var_SetString( p_mux, SOUT_CFG_PREFIX "csa-use", "odd" );
 827             }
 828             free( use_val.psz_string );
 829
 830             var_Get( p_mux, SOUT_CFG_PREFIX "csa-pkt", &pkt_val );
 831             if( pkt_val.i_int < 12 || pkt_val.i_int > 188 )
 832             {
 833                 msg_Err( p_mux, "wrong packet size %"PRId64" specified.",
 834                          pkt_val.i_int );
 835                 msg_Warn( p_mux, "using default packet size of 188 bytes" );
 836                 p_sys->i_csa_pkt_size = 188;
 837             }
 838             else p_sys->i_csa_pkt_size = pkt_val.i_int;
 839             msg_Dbg( p_mux, "encrypting %d bytes of packet", p_sys->i_csa_pkt_size );
 840         }
 841         free( csa2.psz_string );
 842     }
 843     free( val.psz_string );
 844
 845     p_sys->b_crypt_audio = var_GetBool( p_mux, SOUT_CFG_PREFIX "crypt-audio" );
 846
 847     p_sys->b_crypt_video = var_GetBool( p_mux, SOUT_CFG_PREFIX "crypt-video" );
 848
 849     return VLC_SUCCESS;
 850 }
 851
 852 /*****************************************************************************
 853  * Close:
 854  *****************************************************************************/
 855 static void Close( vlc_object_t * p_this )
 856 {
 857     sout_mux_t          *p_mux = (sout_mux_t*)p_this;
 858     sout_mux_sys_t      *p_sys = p_mux->p_sys;
 859     int i;
 860
 861     if( p_sys->csa )
 862     {
 863         var_DelCallback( p_mux, SOUT_CFG_PREFIX "csa-ck", ChangeKeyCallback, NULL );
 864         var_DelCallback( p_mux, SOUT_CFG_PREFIX "csa2-ck", ChangeKeyCallback, NULL );
 865         var_DelCallback( p_mux, SOUT_CFG_PREFIX "csa-use", ActiveKeyCallback, NULL );
 866         csa_Delete( p_sys->csa );
 867     }
 868
 869     for( i = 0; i < MAX_PMT; i++ )
 870     {
 871         free( p_sys->sdt_descriptors[i].psz_service_name );
 872         free( p_sys->sdt_descriptors[i].psz_provider );
 873     }
 874
 875     vlc_mutex_destroy( &p_sys->csa_lock );
 876     free( p_sys->dvbpmt );
 877     free( p_sys );
 878 }
 879
 880 /*****************************************************************************
 881  * ChangeKeyCallback: called when changing the odd encryption key on the fly.
 882  *****************************************************************************/
 883 static int ChangeKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
 884                            vlc_value_t oldval, vlc_value_t newval,
 885                            void *p_data )
 886 {
 887     VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval);
 888     sout_mux_t      *p_mux = (sout_mux_t*)p_this;
 889     sout_mux_sys_t  *p_sys = p_mux->p_sys;
 890     int ret;
 891
 892     vlc_mutex_lock( &p_sys->csa_lock );
 893     ret = csa_SetCW( p_this, p_sys->csa, newval.psz_string,
 894                      !!(intptr_t)p_data );
 895     vlc_mutex_unlock( &p_sys->csa_lock );
 896
 897     return ret;
 898 }
 899
 900 /*****************************************************************************
 901  * ActiveKeyCallback: called when changing the active (in use) encryption key on the fly.
 902  *****************************************************************************/
 903 static int ActiveKeyCallback( vlc_object_t *p_this, char const *psz_cmd,
 904                            vlc_value_t oldval, vlc_value_t newval,
 905                            void *p_data )
 906 {
 907     VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); VLC_UNUSED(p_data);
 908     sout_mux_t      *p_mux = (sout_mux_t*)p_this;
 909     sout_mux_sys_t  *p_sys = p_mux->p_sys;
 910     int             i_res = VLC_EBADVAR;
 911
 912     vlc_mutex_lock( &p_sys->csa_lock );
 913     if( !strcmp(newval.psz_string, "odd" ) || !strcmp(newval.psz_string, "first" ) || !strcmp(newval.psz_string, "1" ) )
 914     {
 915         i_res = csa_UseKey( (vlc_object_t*)p_mux, p_sys->csa, 1 );
 916     }
 917     else if( !strcmp(newval.psz_string, "even" ) || !strcmp(newval.psz_string, "second" ) || !strcmp(newval.psz_string, "2" ) )
 918     {
 919         i_res = csa_UseKey( (vlc_object_t*)p_mux, p_sys->csa, 0 );
 920     }
 921     vlc_mutex_unlock( &p_sys->csa_lock );
 922
 923     return i_res;
 924 }
 925
 926 /*****************************************************************************
 927  * Control:
 928  *****************************************************************************/
 929 static int Control( sout_mux_t *p_mux, int i_query, va_list args )
 930 {
 931     VLC_UNUSED(p_mux);
 932     bool *pb_bool;
 933     char **ppsz;
 934
 935     switch( i_query )
 936     {
 937         case MUX_CAN_ADD_STREAM_WHILE_MUXING:
 938             pb_bool = (bool*)va_arg( args, bool * );
 939             *pb_bool = true;
 940             return VLC_SUCCESS;
 941
 942         case MUX_GET_ADD_STREAM_WAIT:
 943             pb_bool = (bool*)va_arg( args, bool * );
 944             *pb_bool = false;
 945             return VLC_SUCCESS;
 946
 947         case MUX_GET_MIME:
 948             ppsz = (char**)va_arg( args, char ** );
 949             *ppsz = strdup( "video/mpeg" );  /* FIXME not sure */
 950             return VLC_SUCCESS;
 951
 952         default:
 953             return VLC_EGENERIC;
 954     }
 955 }
 956
 957 /*****************************************************************************
 958  * AddStream: called for each stream addition
 959  *****************************************************************************/
 960 static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
 961 {
 962     sout_mux_sys_t      *p_sys = p_mux->p_sys;
 963     ts_stream_t         *p_stream;
 964     int                  i;
 965
 966     p_input->p_sys = p_stream = malloc( sizeof( ts_stream_t ) );
 967     if( !p_input->p_sys )
 968         return VLC_ENOMEM;
 969
 970     /* Init this new stream */
 971     if ( p_sys->b_es_id_pid )
 972         p_stream->i_pid = p_input->p_fmt->i_id & 0x1fff;
 973     else
 974         p_stream->i_pid = AllocatePID( p_sys, p_input->p_fmt->i_cat );
 975     p_stream->i_codec = p_input->p_fmt->i_codec;
 976     p_stream->i_continuity_counter    = 0;
 977     p_stream->b_discontinuity         = false;
 978     p_stream->i_decoder_specific_info = 0;
 979     p_stream->p_decoder_specific_info = NULL;
 980
 981     msg_Dbg( p_mux, "adding input codec=%4.4s pid=%d",
 982              (char*)&p_input->p_fmt->i_codec, p_stream->i_pid );
 983
 984     /* All others fields depand on codec */
 985     switch( p_input->p_fmt->i_cat )
 986     {
 987         case VIDEO_ES:
 988             switch( p_input->p_fmt->i_codec )
 989             {
 990                 case VLC_CODEC_MPGV:
 991                     /* TODO: do we need to check MPEG-I/II ? */
 992                     p_stream->i_stream_type = 0x02;
 993                     p_stream->i_stream_id = 0xe0;
 994                     break;
 995                 case VLC_CODEC_MP4V:
 996                     p_stream->i_stream_type = 0x10;
 997                     p_stream->i_stream_id = 0xe0;
 998                     p_stream->i_es_id = p_stream->i_pid;
 999                     break;
1000                 case VLC_CODEC_H264:
1001                     p_stream->i_stream_type = 0x1b;
1002                     p_stream->i_stream_id = 0xe0;
1003                     break;
1004                 /* XXX dirty dirty but somebody want that:
1005                  *     using crapy MS-codec XXX */
1006                 /* I didn't want to do that :P */
1007                 case VLC_CODEC_H263I:
1008                 case VLC_CODEC_H263:
1009                 case VLC_CODEC_WMV3:
1010                 case VLC_CODEC_WMV2:
1011                 case VLC_CODEC_WMV1:
1012                 case VLC_CODEC_DIV3:
1013                 case VLC_CODEC_DIV2:
1014                 case VLC_CODEC_DIV1:
1015                 case VLC_CODEC_MJPG:
1016                     p_stream->i_stream_type = 0xa0; /* private */
1017                     p_stream->i_stream_id = 0xa0;   /* beurk */
1018                     p_stream->i_bih_codec  = p_input->p_fmt->i_codec;
1019                     p_stream->i_bih_width  = p_input->p_fmt->video.i_width;
1020                     p_stream->i_bih_height = p_input->p_fmt->video.i_height;
1021                     break;
1022                 case VLC_CODEC_DIRAC:
1023                     /* stream_id makes use of stream_id_extension */
1024                     p_stream->i_stream_id = (PES_EXTENDED_STREAM_ID << 8) | 0x60;
1025                     p_stream->i_stream_type = 0xd1;
1026                     break;
1027                 default:
1028                     free( p_stream );
1029                     return VLC_EGENERIC;
1030             }
1031             p_sys->i_video_bound++;
1032             break;
1033
1034         case AUDIO_ES:
1035             switch( p_input->p_fmt->i_codec )
1036             {
1037                 case VLC_CODEC_MPGA:
1038                     p_stream->i_stream_type =
1039                         p_input->p_fmt->audio.i_rate >= 32000 ? 0x03 : 0x04;
1040                     p_stream->i_stream_id = 0xc0;
1041                     break;
1042                 case VLC_CODEC_A52:
1043                     p_stream->i_stream_type = 0x81;
1044                     p_stream->i_stream_id = 0xbd;
1045                     break;
1046                 case VLC_CODEC_EAC3:
1047                     p_stream->i_stream_type = 0x06;
1048                     p_stream->i_stream_id = 0xbd;
1049                     break;
1050                 case VLC_CODEC_DVD_LPCM:
1051                     p_stream->i_stream_type = 0x83;
1052                     p_stream->i_stream_id = 0xbd;
1053                     break;
1054                 case VLC_CODEC_DTS:
1055                     p_stream->i_stream_type = 0x06;
1056                     p_stream->i_stream_id = 0xbd;
1057                     break;
1058                 case VLC_CODEC_MP4A:
1059                     /* XXX: make that configurable in some way when LOAS
1060                      * is implemented for AAC in TS */
1061                     //p_stream->i_stream_type = 0x11; /* LOAS/LATM */
1062                     p_stream->i_stream_type = 0x0f; /* ADTS */
1063                     p_stream->i_stream_id = 0xc0;
1064                     p_sys->i_mpeg4_streams++;
1065                     p_stream->i_es_id = p_stream->i_pid;
1066                     break;
1067                 default:
1068                     free( p_stream );
1069                     return VLC_EGENERIC;
1070             }
1071             p_sys->i_audio_bound++;
1072             break;
1073
1074         case SPU_ES:
1075             switch( p_input->p_fmt->i_codec )
1076             {
1077                 case VLC_CODEC_SPU:
1078                     p_stream->i_stream_type = 0x82;
1079                     p_stream->i_stream_id = 0xbd;
1080                     break;
1081                 case VLC_CODEC_SUBT:
1082                     p_stream->i_stream_type = 0x12;
1083                     p_stream->i_stream_id = 0xfa;
1084                     p_sys->i_mpeg4_streams++;
1085                     p_stream->i_es_id = p_stream->i_pid;
1086                     break;
1087                 case VLC_CODEC_DVBS:
1088                     p_stream->i_stream_type = 0x06;
1089                     p_stream->i_es_id = p_input->p_fmt->subs.dvb.i_id;
1090                     p_stream->i_stream_id = 0xbd;
1091                     break;
1092                 case VLC_CODEC_TELETEXT:
1093                     p_stream->i_stream_type = 0x06;
1094                     p_stream->i_stream_id = 0xbd; /* FIXME */
1095                     break;
1096                 default:
1097                     free( p_stream );
1098                     return VLC_EGENERIC;
1099             }
1100             break;
1101
1102         default:
1103             free( p_stream );
1104             return VLC_EGENERIC;
1105     }
1106
1107     p_stream->i_langs = 1+p_input->p_fmt->i_extra_languages;
1108     p_stream->lang = malloc(p_stream->i_langs*3);
1109     if( !p_stream->lang )
1110     {
1111         p_stream->i_langs = 0;
1112         free( p_stream );
1113         return VLC_ENOMEM;
1114     }
1115     i = 1;
1116     p_stream->lang[0] =
1117     p_stream->lang[1] =
1118     p_stream->lang[2] = '\0';
1119     if( p_input->p_fmt->psz_language )
1120     {
1121         char *psz = p_input->p_fmt->psz_language;
1122         const iso639_lang_t *pl = NULL;
1123
1124         if( strlen( psz ) == 2 )
1125         {
1126             pl = GetLang_1( psz );
1127         }
1128         else if( strlen( psz ) == 3 )
1129         {
1130             pl = GetLang_2B( psz );
1131             if( !strcmp( pl->psz_iso639_1, "??" ) )
1132             {
1133                 pl = GetLang_2T( psz );
1134             }
1135         }
1136         if( pl && strcmp( pl->psz_iso639_1, "??" ) )
1137         {
1138             p_stream->lang[0] = pl->psz_iso639_2T[0];
1139             p_stream->lang[1] = pl->psz_iso639_2T[1];
1140             p_stream->lang[2] = pl->psz_iso639_2T[2];
1141
1142             msg_Dbg( p_mux, "    - lang=%c%c%c",
1143                      p_stream->lang[0], p_stream->lang[1],
1144                      p_stream->lang[2] );
1145         }
1146     }
1147     while( i < p_stream->i_langs ) {
1148         if( p_input->p_fmt->p_extra_languages[i-1].psz_language )
1149         {
1150             char *psz = p_input->p_fmt->p_extra_languages[i-1].psz_language;
1151             const iso639_lang_t *pl = NULL;
1152
1153             if( strlen( psz ) == 2 )
1154             {
1155                 pl = GetLang_1( psz );
1156             }
1157             else if( strlen( psz ) == 3 )
1158             {
1159                 pl = GetLang_2B( psz );
1160                 if( !strcmp( pl->psz_iso639_1, "??" ) )
1161                 {
1162                     pl = GetLang_2T( psz );
1163                 }
1164             }
1165             if( pl && strcmp( pl->psz_iso639_1, "??" ) )
1166             {
1167                 p_stream->lang[i*3+0] = pl->psz_iso639_2T[0];
1168                 p_stream->lang[i*3+1] = pl->psz_iso639_2T[1];
1169                 p_stream->lang[i*3+2] = pl->psz_iso639_2T[2];
1170
1171                 msg_Dbg( p_mux, "    - lang=%c%c%c",
1172                          p_stream->lang[i*3+0], p_stream->lang[i*3+1],
1173                          p_stream->lang[i*3+2] );
1174             }
1175         }
1176         i++;
1177     }
1178
1179     /* Create decoder specific info for subt */
1180     if( p_stream->i_codec == VLC_CODEC_SUBT )
1181     {
1182         uint8_t *p;
1183
1184         p_stream->i_decoder_specific_info = 55;
1185         p_stream->p_decoder_specific_info = p =
1186             malloc( p_stream->i_decoder_specific_info );
1187         if( p )
1188         {
1189             p[0] = 0x10;    /* textFormat, 0x10 for 3GPP TS 26.245 */
1190             p[1] = 0x00;    /* flags: 1b: associated video info flag
1191                                     3b: reserved
1192                                     1b: duration flag
1193                                     3b: reserved */
1194             p[2] = 52;      /* remaining size */
1195
1196             p += 3;
1197
1198             p[0] = p[1] = p[2] = p[3] = 0; p+=4;    /* display flags */
1199             *p++ = 0;  /* horizontal justification (-1: left, 0 center, 1 right) */
1200             *p++ = 1;  /* vertical   justification (-1: top, 0 center, 1 bottom) */
1201
1202             p[0] = p[1] = p[2] = 0x00; p+=3;/* background rgb */
1203             *p++ = 0xff;                    /* background a */
1204
1205             p[0] = p[1] = 0; p += 2;        /* text box top */
1206             p[0] = p[1] = 0; p += 2;        /* text box left */
1207             p[0] = p[1] = 0; p += 2;        /* text box bottom */
1208             p[0] = p[1] = 0; p += 2;        /* text box right */
1209
1210             p[0] = p[1] = 0; p += 2;        /* start char */
1211             p[0] = p[1] = 0; p += 2;        /* end char */
1212             p[0] = p[1] = 0; p += 2;        /* default font id */
1213
1214             *p++ = 0;                       /* font style flags */
1215             *p++ = 12;                      /* font size */
1216
1217             p[0] = p[1] = p[2] = 0x00; p+=3;/* foreground rgb */
1218             *p++ = 0x00;                    /* foreground a */
1219
1220             p[0] = p[1] = p[2] = 0; p[3] = 22; p += 4;
1221             memcpy( p, "ftab", 4 ); p += 4;
1222             *p++ = 0; *p++ = 1;             /* entry count */
1223             p[0] = p[1] = 0; p += 2;        /* font id */
1224             *p++ = 9;                       /* font name length */
1225             memcpy( p, "Helvetica", 9 );    /* font name */
1226         }
1227         else p_stream->i_decoder_specific_info = 0;
1228     }
1229     else
1230     {
1231         /* Copy extra data (VOL for MPEG-4 and extra BitMapInfoHeader for VFW */
1232         p_stream->i_decoder_specific_info = p_input->p_fmt->i_extra;
1233         if( p_stream->i_decoder_specific_info > 0 )
1234         {
1235             p_stream->p_decoder_specific_info =
1236                 malloc( p_stream->i_decoder_specific_info );
1237             if( p_stream->p_decoder_specific_info )
1238             {
1239                 memcpy( p_stream->p_decoder_specific_info,
1240                         p_input->p_fmt->p_extra,
1241                         p_input->p_fmt->i_extra );
1242             }
1243             else p_stream->i_decoder_specific_info = 0;
1244         }
1245     }
1246
1247     /* Init pes chain */
1248     BufferChainInit( &p_stream->chain_pes );
1249     p_stream->i_pes_dts    = 0;
1250     p_stream->i_pes_length = 0;
1251     p_stream->i_pes_used   = 0;
1252     p_stream->b_key_frame  = 0;
1253
1254     /* We only change PMT version (PAT isn't changed) */
1255     p_sys->i_pmt_version_number = ( p_sys->i_pmt_version_number + 1 )%32;
1256
1257     /* Update pcr_pid */
1258     if( p_input->p_fmt->i_cat != SPU_ES &&
1259         ( p_sys->i_pcr_pid == 0x1fff || p_input->p_fmt->i_cat == VIDEO_ES ) )
1260     {
1261         if( p_sys->p_pcr_input )
1262         {
1263             /* There was already a PCR stream, so clean context */
1264             /* FIXME */
1265         }
1266         p_sys->i_pcr_pid   = p_stream->i_pid;
1267         p_sys->p_pcr_input = p_input;
1268
1269         msg_Dbg( p_mux, "new PCR PID is %d", p_sys->i_pcr_pid );
1270     }
1271
1272     return VLC_SUCCESS;
1273 }
1274
1275 /*****************************************************************************
1276  * DelStream: called before a stream deletion
1277  *****************************************************************************/
1278 static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
1279 {
1280     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1281     ts_stream_t     *p_stream;
1282     vlc_value_t     val;
1283
1284     p_stream = (ts_stream_t*)p_input->p_sys;
1285     msg_Dbg( p_mux, "removing input pid=%d", p_stream->i_pid );
1286
1287     if( p_sys->i_pcr_pid == p_stream->i_pid )
1288     {
1289         int i;
1290
1291         /* Find a new pcr stream (Prefer Video Stream) */
1292         p_sys->i_pcr_pid = 0x1fff;
1293         p_sys->p_pcr_input = NULL;
1294         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1295         {
1296             if( p_mux->pp_inputs[i] == p_input )
1297             {
1298                 continue;
1299             }
1300
1301             if( p_mux->pp_inputs[i]->p_fmt->i_cat == VIDEO_ES )
1302             {
1303                 p_sys->i_pcr_pid  =
1304                     ((ts_stream_t*)p_mux->pp_inputs[i]->p_sys)->i_pid;
1305                 p_sys->p_pcr_input= p_mux->pp_inputs[i];
1306                 break;
1307             }
1308             else if( p_mux->pp_inputs[i]->p_fmt->i_cat != SPU_ES &&
1309                      p_sys->i_pcr_pid == 0x1fff )
1310             {
1311                 p_sys->i_pcr_pid  =
1312                     ((ts_stream_t*)p_mux->pp_inputs[i]->p_sys)->i_pid;
1313                 p_sys->p_pcr_input= p_mux->pp_inputs[i];
1314             }
1315         }
1316         if( p_sys->p_pcr_input )
1317         {
1318             /* Empty TS buffer */
1319             /* FIXME */
1320         }
1321         msg_Dbg( p_mux, "new PCR PID is %d", p_sys->i_pcr_pid );
1322     }
1323
1324     /* Empty all data in chain_pes */
1325     BufferChainClean( &p_stream->chain_pes );
1326
1327     free(p_stream->lang);
1328     free( p_stream->p_decoder_specific_info );
1329     if( p_stream->i_stream_id == 0xfa ||
1330         p_stream->i_stream_id == 0xfb ||
1331         p_stream->i_stream_id == 0xfe )
1332     {
1333         p_sys->i_mpeg4_streams--;
1334     }
1335
1336     var_Get( p_mux, SOUT_CFG_PREFIX "pid-video", &val );
1337     if( val.i_int > 0 )
1338     {
1339         int i_pid_video = val.i_int;
1340         if ( i_pid_video == p_stream->i_pid )
1341         {
1342             p_sys->i_pid_video = i_pid_video;
1343             msg_Dbg( p_mux, "freeing video PID %d", i_pid_video );
1344         }
1345     }
1346     var_Get( p_mux, SOUT_CFG_PREFIX "pid-audio", &val );
1347     if( val.i_int > 0 )
1348     {
1349         int i_pid_audio = val.i_int;
1350         if ( i_pid_audio == p_stream->i_pid )
1351         {
1352             p_sys->i_pid_audio = i_pid_audio;
1353             msg_Dbg( p_mux, "freeing audio PID %d", i_pid_audio );
1354         }
1355     }
1356     var_Get( p_mux, SOUT_CFG_PREFIX "pid-spu", &val );
1357     if( val.i_int > 0 )
1358     {
1359         int i_pid_spu = val.i_int;
1360         if ( i_pid_spu == p_stream->i_pid )
1361         {
1362             p_sys->i_pid_spu = i_pid_spu;
1363             msg_Dbg( p_mux, "freeing spu PID %d", i_pid_spu );
1364         }
1365     }
1366     free( p_stream );
1367
1368     /* We only change PMT version (PAT isn't changed) */
1369     p_sys->i_pmt_version_number++; p_sys->i_pmt_version_number %= 32;
1370
1371     return VLC_SUCCESS;
1372 }
1373
1374 /*****************************************************************************
1375  * Mux: Call each time there is new data for at least one stream
1376  *****************************************************************************
1377  *
1378  *****************************************************************************/
1379 static int Mux( sout_mux_t *p_mux )
1380 {
1381     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1382     ts_stream_t     *p_pcr_stream;
1383
1384     if( p_sys->i_pcr_pid == 0x1fff )
1385     {
1386         int i;
1387         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1388         {
1389             block_FifoEmpty( p_mux->pp_inputs[i]->p_fifo );
1390         }
1391         msg_Dbg( p_mux, "waiting for PCR streams" );
1392         return VLC_SUCCESS;
1393     }
1394     p_pcr_stream = (ts_stream_t*)p_sys->p_pcr_input->p_sys;
1395
1396     for( ;; )
1397     {
1398         sout_buffer_chain_t chain_ts;
1399         int                 i_packet_count;
1400         int                 i_packet_pos;
1401         mtime_t             i_pcr_dts;
1402         mtime_t             i_pcr_length;
1403         mtime_t             i_shaping_delay;
1404         int i;
1405
1406         if( p_pcr_stream->b_key_frame )
1407         {
1408             i_shaping_delay = p_pcr_stream->i_pes_length;
1409         }
1410         else
1411         {
1412             i_shaping_delay = p_sys->i_shaping_delay;
1413         }
1414
1415         /* 1: get enough PES packet for all input */
1416         for( ;; )
1417         {
1418             bool b_ok = true;
1419             block_t *p_data;
1420
1421             /* Accumulate enough data in the pcr stream (>i_shaping_delay) */
1422             /* Accumulate enough data in all other stream ( >= length of pcr)*/
1423             for( i = -1; i < p_mux->i_nb_inputs; i++ )
1424             {
1425                 sout_input_t *p_input;
1426                 ts_stream_t *p_stream;
1427                 int64_t i_spu_delay = 0;
1428
1429                 if( i == -1 )
1430                     p_input = p_sys->p_pcr_input;
1431                 else if( p_mux->pp_inputs[i]->p_sys == p_pcr_stream )
1432                     continue;
1433                 else
1434                     p_input = p_mux->pp_inputs[i];
1435                 p_stream = (ts_stream_t*)p_input->p_sys;
1436
1437                 if( ( ( p_stream == p_pcr_stream ) &&
1438                       ( p_stream->i_pes_length < i_shaping_delay ) ) ||
1439                     ( p_stream->i_pes_dts + p_stream->i_pes_length <
1440                       p_pcr_stream->i_pes_dts + p_pcr_stream->i_pes_length ) )
1441                 {
1442                     /* Need more data */
1443                     if( block_FifoCount( p_input->p_fifo ) <= 1 )
1444                     {
1445                         if( ( p_input->p_fmt->i_cat == AUDIO_ES ) ||
1446                             ( p_input->p_fmt->i_cat == VIDEO_ES ) )
1447                         {
1448                             /* We need more data */
1449                             return VLC_SUCCESS;
1450                         }
1451                         else if( block_FifoCount( p_input->p_fifo ) <= 0 )
1452                         {
1453                             /* spu, only one packet is needed */
1454                             continue;
1455                         }
1456                         else if( p_input->p_fmt->i_cat == SPU_ES )
1457                         {
1458                             /* Don't mux the SPU yet if it is too early */
1459                             block_t *p_spu = block_FifoShow( p_input->p_fifo );
1460
1461                             i_spu_delay =
1462                                 p_spu->i_dts - p_pcr_stream->i_pes_dts;
1463
1464                             if( ( i_spu_delay > i_shaping_delay ) &&
1465                                 ( i_spu_delay < INT64_C(100000000) ) )
1466                                 continue;
1467
1468                             if ( ( i_spu_delay >= INT64_C(100000000) ) ||
1469                                  ( i_spu_delay < INT64_C(10000) ) )
1470                             {
1471                                 BufferChainClean( &p_stream->chain_pes );
1472                                 p_stream->i_pes_dts = 0;
1473                                 p_stream->i_pes_used = 0;
1474                                 p_stream->i_pes_length = 0;
1475                                 continue;
1476                             }
1477                         }
1478                     }
1479                     b_ok = false;
1480
1481                     if( p_stream == p_pcr_stream || p_sys->b_data_alignment
1482                          || p_input->p_fmt->i_codec !=
1483                              VLC_CODEC_MPGA )
1484                     {
1485                         p_data = block_FifoGet( p_input->p_fifo );
1486
1487                         if( p_input->p_fmt->i_codec ==
1488                                 VLC_CODEC_MP4A )
1489                             p_data = Add_ADTS( p_data, p_input->p_fmt );
1490                     }
1491                     else
1492                         p_data = FixPES( p_mux, p_input->p_fifo );
1493
1494                     if( block_FifoCount( p_input->p_fifo ) > 0 &&
1495                         p_input->p_fmt->i_cat != SPU_ES )
1496                     {
1497                         block_t *p_next = block_FifoShow( p_input->p_fifo );
1498                         p_data->i_length = p_next->i_dts - p_data->i_dts;
1499                     }
1500                     else if( p_input->p_fmt->i_codec !=
1501                                VLC_CODEC_SUBT )
1502                         p_data->i_length = 1000;
1503
1504                     if( ( p_pcr_stream->i_pes_dts > 0 &&
1505                           p_data->i_dts - 10000000 > p_pcr_stream->i_pes_dts +
1506                           p_pcr_stream->i_pes_length ) ||
1507                         p_data->i_dts < p_stream->i_pes_dts ||
1508                         ( p_stream->i_pes_dts > 0 &&
1509                           p_input->p_fmt->i_cat != SPU_ES &&
1510                           p_data->i_dts - 10000000 > p_stream->i_pes_dts +
1511                           p_stream->i_pes_length ) )
1512                     {
1513                         msg_Warn( p_mux, "packet with too strange dts "
1514                                   "(dts=%"PRId64",old=%"PRId64",pcr=%"PRId64")",
1515                                   p_data->i_dts, p_stream->i_pes_dts,
1516                                   p_pcr_stream->i_pes_dts );
1517                         block_Release( p_data );
1518
1519                         BufferChainClean( &p_stream->chain_pes );
1520                         p_stream->i_pes_dts = 0;
1521                         p_stream->i_pes_used = 0;
1522                         p_stream->i_pes_length = 0;
1523
1524                         if( p_input->p_fmt->i_cat != SPU_ES )
1525                         {
1526                             BufferChainClean( &p_pcr_stream->chain_pes );
1527                             p_pcr_stream->i_pes_dts = 0;
1528                             p_pcr_stream->i_pes_used = 0;
1529                             p_pcr_stream->i_pes_length = 0;
1530                         }
1531                     }
1532                     else
1533                     {
1534                         int i_header_size = 0;
1535                         int i_max_pes_size = 0;
1536                         int b_data_alignment = 0;
1537                         if( p_input->p_fmt->i_cat == SPU_ES )
1538                         {
1539                             if( p_input->p_fmt->i_codec ==
1540                                 VLC_CODEC_SUBT )
1541                             {
1542                                 /* Prepend header */
1543                                 p_data = block_Realloc( p_data, 2,
1544                                                         p_data->i_buffer );
1545                                 p_data->p_buffer[0] =
1546                                     ( (p_data->i_buffer - 2) >> 8) & 0xff;
1547                                 p_data->p_buffer[1] =
1548                                     ( (p_data->i_buffer - 2)     ) & 0xff;
1549
1550                                 /* remove trailling \0 if any */
1551                                 if( p_data->i_buffer > 2 &&
1552                                     p_data->p_buffer[p_data->i_buffer -1] ==
1553                                     '\0' )
1554                                     p_data->i_buffer--;
1555
1556                                 /* Append a empty sub (sub text only) */
1557                                 if( p_data->i_length > 0 &&
1558                                     !( p_data->i_buffer == 1 &&
1559                                        *p_data->p_buffer == ' ' ) )
1560                                 {
1561                                     block_t *p_spu = block_New( p_mux, 3 );
1562
1563                                     p_spu->i_dts = p_spu->i_pts =
1564                                         p_data->i_dts + p_data->i_length;
1565                                     p_spu->i_length = 1000;
1566
1567                                     p_spu->p_buffer[0] = 0;
1568                                     p_spu->p_buffer[1] = 1;
1569                                     p_spu->p_buffer[2] = ' ';
1570
1571                                     EStoPES( p_mux->p_sout, &p_spu, p_spu,
1572                                                  p_input->p_fmt,
1573                                                  p_stream->i_stream_id, 1,
1574                                                  0, 0, 0 );
1575                                     p_data->p_next = p_spu;
1576                                 }
1577                             }
1578                             else if( p_input->p_fmt->i_codec ==
1579                                        VLC_CODEC_TELETEXT )
1580                             {
1581                                 /* EN 300 472 */
1582                                 i_header_size = 0x24;
1583                                 b_data_alignment = 1;
1584                             }
1585                             else if( p_input->p_fmt->i_codec ==
1586                                        VLC_CODEC_DVBS )
1587                             {
1588                                 /* EN 300 743 */
1589                                 b_data_alignment = 1;
1590                             }
1591                         }
1592                         else if( p_data->i_length < 0 ||
1593                                  p_data->i_length > 2000000 )
1594                         {
1595                             /* FIXME choose a better value, but anyway we
1596                              * should never have to do that */
1597                             p_data->i_length = 1000;
1598                         }
1599
1600                         p_stream->i_pes_length += p_data->i_length;
1601                         if( p_stream->i_pes_dts == 0 )
1602                         {
1603                             p_stream->i_pes_dts = p_data->i_dts;
1604                         }
1605
1606                         /* Convert to pes */
1607                         if( p_stream->i_stream_id == 0xa0 &&
1608                             p_data->i_pts <= 0 )
1609                         {
1610                             /* XXX yes I know, it's awful, but it's needed,
1611                              * so don't remove it ... */
1612                             p_data->i_pts = p_data->i_dts;
1613                         }
1614
1615                         if( p_input->p_fmt->i_codec ==
1616                                    VLC_CODEC_DIRAC )
1617                         {
1618                             b_data_alignment = 1;
1619                             /* dirac pes packets should be unbounded in
1620                              * length, specify a suitibly large max size */
1621                             i_max_pes_size = INT_MAX;
1622                         }
1623
1624                          EStoPES ( p_mux->p_sout, &p_data, p_data,
1625                                        p_input->p_fmt, p_stream->i_stream_id,
1626                                        1, b_data_alignment, i_header_size,
1627                                        i_max_pes_size );
1628
1629                         BufferChainAppend( &p_stream->chain_pes, p_data );
1630
1631                         if( p_sys->b_use_key_frames && p_stream == p_pcr_stream
1632                             && (p_data->i_flags & BLOCK_FLAG_TYPE_I)
1633                             && !(p_data->i_flags & BLOCK_FLAG_NO_KEYFRAME)
1634                             && (p_stream->i_pes_length > 400000) )
1635                         {
1636                             i_shaping_delay = p_stream->i_pes_length;
1637                             p_stream->b_key_frame = 1;
1638                         }
1639                     }
1640                 }
1641             }
1642
1643             if( b_ok )
1644             {
1645                 break;
1646             }
1647         }
1648
1649         /* save */
1650         i_pcr_dts      = p_pcr_stream->i_pes_dts;
1651         i_pcr_length   = p_pcr_stream->i_pes_length;
1652         p_pcr_stream->b_key_frame = 0;
1653
1654         /* msg_Dbg( p_mux, "starting muxing %lldms", i_pcr_length / 1000 ); */
1655         /* 2: calculate non accurate total size of muxed ts */
1656         i_packet_count = 0;
1657         for( i = 0; i < p_mux->i_nb_inputs; i++ )
1658         {
1659             ts_stream_t *p_stream = (ts_stream_t*)p_mux->pp_inputs[i]->p_sys;
1660             block_t *p_pes;
1661
1662             /* False for pcr stream but it will be enough to do PCR algo */
1663             for( p_pes = p_stream->chain_pes.p_first; p_pes != NULL;
1664                  p_pes = p_pes->p_next )
1665             {
1666                 int i_size = p_pes->i_buffer;
1667                 if( p_pes->i_dts + p_pes->i_length >
1668                     p_pcr_stream->i_pes_dts + p_pcr_stream->i_pes_length )
1669                 {
1670                     mtime_t i_frag = p_pcr_stream->i_pes_dts +
1671                         p_pcr_stream->i_pes_length - p_pes->i_dts;
1672                     if( i_frag < 0 )
1673                     {
1674                         /* Next stream */
1675                         break;
1676                     }
1677                     i_size = p_pes->i_buffer * i_frag / p_pes->i_length;
1678                 }
1679                 i_packet_count += ( i_size + 183 ) / 184;
1680             }
1681         }
1682         /* add overhead for PCR (not really exact) */
1683         i_packet_count += (8 * i_pcr_length / p_sys->i_pcr_delay + 175) / 176;
1684
1685         /* 3: mux PES into TS */
1686         BufferChainInit( &chain_ts );
1687         /* append PAT/PMT  -> FIXME with big pcr delay it won't have enough pat/pmt */
1688         GetPAT( p_mux, &chain_ts );
1689         GetPMT( p_mux, &chain_ts );
1690         i_packet_pos = 0;
1691         i_packet_count += chain_ts.i_depth;
1692         /* msg_Dbg( p_mux, "estimated pck=%d", i_packet_count ); */
1693
1694         for( ;; )
1695         {
1696             int          i_stream;
1697             mtime_t      i_dts;
1698             ts_stream_t  *p_stream;
1699             sout_input_t *p_input;
1700             block_t      *p_ts;
1701             bool         b_pcr;
1702
1703             /* Select stream (lowest dts) */
1704             for( i = 0, i_stream = -1, i_dts = 0; i < p_mux->i_nb_inputs; i++ )
1705             {
1706                 p_stream = (ts_stream_t*)p_mux->pp_inputs[i]->p_sys;
1707
1708                 if( p_stream->i_pes_dts == 0 )
1709                 {
1710                     continue;
1711                 }
1712
1713                 if( i_stream == -1 ||
1714                     p_stream->i_pes_dts < i_dts )
1715                 {
1716                     i_stream = i;
1717                     i_dts = p_stream->i_pes_dts;
1718                 }
1719             }
1720             if( i_stream == -1 || i_dts > i_pcr_dts + i_pcr_length )
1721             {
1722                 break;
1723             }
1724             p_stream = (ts_stream_t*)p_mux->pp_inputs[i_stream]->p_sys;
1725             p_input = p_mux->pp_inputs[i_stream];
1726
1727             /* do we need to issue pcr */
1728             b_pcr = false;
1729             if( p_stream == p_pcr_stream &&
1730                 i_pcr_dts + i_packet_pos * i_pcr_length / i_packet_count >=
1731                 p_sys->i_pcr + p_sys->i_pcr_delay )
1732             {
1733                 b_pcr = true;
1734                 p_sys->i_pcr = i_pcr_dts + i_packet_pos *
1735                     i_pcr_length / i_packet_count;
1736             }
1737
1738             /* Build the TS packet */
1739             p_ts = TSNew( p_mux, p_stream, b_pcr );
1740             if( p_sys->csa != NULL &&
1741                  (p_input->p_fmt->i_cat != AUDIO_ES || p_sys->b_crypt_audio) &&
1742                  (p_input->p_fmt->i_cat != VIDEO_ES || p_sys->b_crypt_video) )
1743             {
1744                 p_ts->i_flags |= BLOCK_FLAG_SCRAMBLED;
1745             }
1746             i_packet_pos++;
1747
1748             /* */
1749             BufferChainAppend( &chain_ts, p_ts );
1750         }
1751
1752         /* 4: date and send */
1753         TSSchedule( p_mux, &chain_ts, i_pcr_length, i_pcr_dts );
1754     }
1755 }
1756
1757 #define STD_PES_PAYLOAD 170
1758 static block_t *FixPES( sout_mux_t *p_mux, block_fifo_t *p_fifo )
1759 {
1760     VLC_UNUSED(p_mux);
1761     block_t *p_data;
1762     size_t i_size;
1763
1764     p_data = block_FifoShow( p_fifo );
1765     i_size = p_data->i_buffer;
1766
1767     if( i_size == STD_PES_PAYLOAD )
1768     {
1769         return block_FifoGet( p_fifo );
1770     }
1771     else if( i_size > STD_PES_PAYLOAD )
1772     {
1773         block_t *p_new = block_New( p_mux, STD_PES_PAYLOAD );
1774         vlc_memcpy( p_new->p_buffer, p_data->p_buffer, STD_PES_PAYLOAD );
1775         p_new->i_pts = p_data->i_pts;
1776         p_new->i_dts = p_data->i_dts;
1777         p_new->i_length = p_data->i_length * STD_PES_PAYLOAD
1778                             / p_data->i_buffer;
1779         p_data->i_buffer -= STD_PES_PAYLOAD;
1780         p_data->p_buffer += STD_PES_PAYLOAD;
1781         p_data->i_pts += p_new->i_length;
1782         p_data->i_dts += p_new->i_length;
1783         p_data->i_length -= p_new->i_length;
1784         p_data->i_flags |= BLOCK_FLAG_NO_KEYFRAME;
1785         return p_new;
1786     }
1787     else
1788     {
1789         block_t *p_next;
1790         int i_copy;
1791
1792         p_data = block_FifoGet( p_fifo );
1793         p_data = block_Realloc( p_data, 0, STD_PES_PAYLOAD );
1794         p_next = block_FifoShow( p_fifo );
1795         if ( p_data->i_flags & BLOCK_FLAG_NO_KEYFRAME )
1796         {
1797             p_data->i_flags &= ~BLOCK_FLAG_NO_KEYFRAME;
1798             p_data->i_pts = p_next->i_pts;
1799             p_data->i_dts = p_next->i_dts;
1800         }
1801         i_copy = __MIN( STD_PES_PAYLOAD - i_size, p_next->i_buffer );
1802
1803         vlc_memcpy( &p_data->p_buffer[i_size], p_next->p_buffer, i_copy );
1804         p_next->i_pts += p_next->i_length * i_copy / p_next->i_buffer;
1805         p_next->i_dts += p_next->i_length * i_copy / p_next->i_buffer;
1806         p_next->i_length -= p_next->i_length * i_copy / p_next->i_buffer;
1807         p_next->i_buffer -= i_copy;
1808         p_next->p_buffer += i_copy;
1809         p_next->i_flags |= BLOCK_FLAG_NO_KEYFRAME;
1810
1811         if( !p_next->i_buffer )
1812         {
1813             p_next = block_FifoGet( p_fifo );
1814             block_Release( p_next );
1815         }
1816         return p_data;
1817     }
1818 }
1819
1820 static block_t *Add_ADTS( block_t *p_data, es_format_t *p_fmt )
1821 {
1822     uint8_t *p_extra = p_fmt->p_extra;
1823
1824     if( !p_data || p_fmt->i_extra < 2 || !p_extra )
1825         return p_data; /* no data to construct the headers */
1826
1827     int i_index = ( (p_extra[0] << 1) | (p_extra[1] >> 7) ) & 0x0f;
1828     int i_profile = (p_extra[0] >> 3) - 1; /* i_profile < 4 */
1829
1830     if( i_index == 0x0f && p_fmt->i_extra < 5 )
1831         return p_data; /* not enough data */
1832
1833     int i_channels = (p_extra[i_index == 0x0f ? 4 : 1] >> 3) & 0x0f;
1834
1835 #define ADTS_HEADER_SIZE 7 /* CRC needs 2 more bytes */
1836
1837
1838     /* keep a copy in case block_Realloc() fails */
1839     block_t *p_bak_block = block_Duplicate( p_data );
1840     if( !p_bak_block ) /* OOM, block_Realloc() is likely to lose our block */
1841         return p_data; /* the frame isn't correct but that's the best we have */
1842
1843     block_t *p_new_block = block_Realloc( p_data, ADTS_HEADER_SIZE,
1844                                             p_data->i_buffer );
1845     if( !p_new_block )
1846         return p_bak_block; /* OOM, send the (incorrect) original frame */
1847
1848     block_Release( p_bak_block ); /* we don't need the copy anymore */
1849
1850
1851     uint8_t *p_buffer = p_new_block->p_buffer;
1852
1853     /* fixed header */
1854     p_buffer[0] = 0xff;
1855     p_buffer[1] = 0xf1; /* 0xf0 | 0x00 | 0x00 | 0x01 */
1856     p_buffer[2] = (i_profile << 6) | ((i_index & 0x0f) << 2) | ((i_channels >> 2) & 0x01) ;
1857     p_buffer[3] = (i_channels << 6) | ((p_data->i_buffer >> 11) & 0x03);
1858
1859     /* variable header (starts at last 2 bits of 4th byte) */
1860
1861     int i_fullness = 0x7ff; /* 0x7ff means VBR */
1862     /* XXX: We should check if it's CBR or VBR, but no known implementation
1863      * do that, and it's a pain to calculate this field */
1864
1865     p_buffer[4] = p_data->i_buffer >> 3;
1866     p_buffer[5] = ((p_data->i_buffer & 0x07) << 5) | ((i_fullness >> 6) & 0x1f);
1867     p_buffer[6] = ((i_fullness & 0x3f) << 2) /* | 0xfc */;
1868
1869     return p_new_block;
1870 }
1871
1872 static void TSSchedule( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
1873                         mtime_t i_pcr_length, mtime_t i_pcr_dts )
1874 {
1875     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1876     sout_buffer_chain_t new_chain;
1877     int i_packet_count = p_chain_ts->i_depth;
1878     int i;
1879
1880     BufferChainInit( &new_chain );
1881
1882     if ( i_pcr_length <= 0 )
1883     {
1884         i_pcr_length = i_packet_count;
1885     }
1886
1887     for( i = 0; i < i_packet_count; i++ )
1888     {
1889         block_t *p_ts = BufferChainGet( p_chain_ts );
1890         mtime_t i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1891
1892         BufferChainAppend( &new_chain, p_ts );
1893
1894         if( p_ts->i_dts &&
1895             p_ts->i_dts + p_sys->i_dts_delay * 2/3 < i_new_dts )
1896         {
1897             mtime_t i_max_diff = i_new_dts - p_ts->i_dts;
1898             mtime_t i_cut_dts = p_ts->i_dts;
1899
1900             p_ts = BufferChainPeek( p_chain_ts );
1901             i++;
1902             i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1903             while ( p_ts != NULL && i_new_dts - p_ts->i_dts >= i_max_diff )
1904             {
1905                 p_ts = BufferChainGet( p_chain_ts );
1906                 i_max_diff = i_new_dts - p_ts->i_dts;
1907                 i_cut_dts = p_ts->i_dts;
1908                 BufferChainAppend( &new_chain, p_ts );
1909
1910                 p_ts = BufferChainPeek( p_chain_ts );
1911                 i++;
1912                 i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1913             }
1914             msg_Dbg( p_mux, "adjusting rate at %"PRId64"/%"PRId64" (%d/%d)",
1915                      i_cut_dts - i_pcr_dts, i_pcr_length, new_chain.i_depth,
1916                      p_chain_ts->i_depth );
1917             if ( new_chain.i_depth )
1918                 TSDate( p_mux, &new_chain,
1919                         i_cut_dts - i_pcr_dts,
1920                         i_pcr_dts );
1921             if ( p_chain_ts->i_depth )
1922                 TSSchedule( p_mux,
1923                             p_chain_ts, i_pcr_dts + i_pcr_length - i_cut_dts,
1924                             i_cut_dts );
1925             return;
1926         }
1927     }
1928
1929     if ( new_chain.i_depth )
1930         TSDate( p_mux, &new_chain, i_pcr_length, i_pcr_dts );
1931 }
1932
1933 static void TSDate( sout_mux_t *p_mux, sout_buffer_chain_t *p_chain_ts,
1934                     mtime_t i_pcr_length, mtime_t i_pcr_dts )
1935 {
1936     sout_mux_sys_t  *p_sys = p_mux->p_sys;
1937     int i_packet_count = p_chain_ts->i_depth;
1938     int i;
1939
1940     if ( i_pcr_length / 1000 > 0 )
1941     {
1942         int i_bitrate = ((uint64_t)i_packet_count * 188 * 8000)
1943                           / (uint64_t)(i_pcr_length / 1000);
1944         if ( p_sys->i_bitrate_max && p_sys->i_bitrate_max < i_bitrate )
1945         {
1946             msg_Warn( p_mux, "max bitrate exceeded at %"PRId64
1947                       " (%d bi/s for %d pkt in %"PRId64" us)",
1948                       i_pcr_dts + p_sys->i_shaping_delay * 3 / 2 - mdate(),
1949                       i_bitrate, i_packet_count, i_pcr_length);
1950         }
1951 #if 0
1952         else
1953         {
1954             msg_Dbg( p_mux, "starting at %"PRId64
1955                      " (%d bi/s for %d packets in %"PRId64" us)",
1956                      i_pcr_dts + p_sys->i_shaping_delay * 3 / 2 - mdate(),
1957                      i_bitrate, i_packet_count, i_pcr_length);
1958         }
1959 #endif
1960     }
1961     else
1962     {
1963         /* This shouldn't happen, but happens in some rare heavy load
1964          * and packet losses conditions. */
1965         i_pcr_length = i_packet_count;
1966     }
1967
1968     /* msg_Dbg( p_mux, "real pck=%d", i_packet_count ); */
1969     for( i = 0; i < i_packet_count; i++ )
1970     {
1971         block_t *p_ts = BufferChainGet( p_chain_ts );
1972         mtime_t i_new_dts = i_pcr_dts + i_pcr_length * i / i_packet_count;
1973
1974         p_ts->i_dts    = i_new_dts;
1975         p_ts->i_length = i_pcr_length / i_packet_count;
1976
1977         if( p_ts->i_flags & BLOCK_FLAG_CLOCK )
1978         {
1979             /* msg_Dbg( p_mux, "pcr=%lld ms", p_ts->i_dts / 1000 ); */
1980             TSSetPCR( p_ts, p_ts->i_dts - p_sys->i_dts_delay );
1981         }
1982         if( p_ts->i_flags & BLOCK_FLAG_SCRAMBLED )
1983         {
1984             vlc_mutex_lock( &p_sys->csa_lock );
1985             csa_Encrypt( p_sys->csa, p_ts->p_buffer, p_sys->i_csa_pkt_size );
1986             vlc_mutex_unlock( &p_sys->csa_lock );
1987         }
1988
1989         /* latency */
1990         p_ts->i_dts += p_sys->i_shaping_delay * 3 / 2;
1991
1992         sout_AccessOutWrite( p_mux->p_access, p_ts );
1993     }
1994 }
1995
1996 static block_t *TSNew( sout_mux_t *p_mux, ts_stream_t *p_stream,
1997                        bool b_pcr )
1998 {
1999     VLC_UNUSED(p_mux);
2000     block_t *p_pes = p_stream->chain_pes.p_first;
2001     block_t *p_ts;
2002
2003     bool b_new_pes = false;
2004     bool b_adaptation_field = false;
2005
2006     int i_payload_max = 184 - ( b_pcr ? 8 : 0 );
2007     int i_payload;
2008
2009     if( p_stream->i_pes_used <= 0 )
2010     {
2011         b_new_pes = true;
2012     }
2013     i_payload = __MIN( (int)p_pes->i_buffer - p_stream->i_pes_used,
2014                        i_payload_max );
2015
2016     if( b_pcr || i_payload < i_payload_max )
2017     {
2018         b_adaptation_field = true;
2019     }
2020
2021     p_ts = block_New( p_mux, 188 );
2022
2023     if (b_new_pes && !(p_pes->i_flags & BLOCK_FLAG_NO_KEYFRAME) && p_pes->i_flags & BLOCK_FLAG_TYPE_I)
2024     {
2025         p_ts->i_flags |= BLOCK_FLAG_TYPE_I;
2026     }
2027
2028     p_ts->i_dts = p_pes->i_dts;
2029
2030     p_ts->p_buffer[0] = 0x47;
2031     p_ts->p_buffer[1] = ( b_new_pes ? 0x40 : 0x00 ) |
2032         ( ( p_stream->i_pid >> 8 )&0x1f );
2033     p_ts->p_buffer[2] = p_stream->i_pid & 0xff;
2034     p_ts->p_buffer[3] = ( b_adaptation_field ? 0x30 : 0x10 ) |
2035         p_stream->i_continuity_counter;
2036
2037     p_stream->i_continuity_counter = (p_stream->i_continuity_counter+1)%16;
2038     p_stream->b_discontinuity = (p_pes->i_flags & BLOCK_FLAG_DISCONTINUITY);
2039
2040     if( b_adaptation_field )
2041     {
2042         int i;
2043
2044         if( b_pcr )
2045         {
2046             int     i_stuffing = i_payload_max - i_payload;
2047
2048             p_ts->i_flags |= BLOCK_FLAG_CLOCK;
2049
2050             p_ts->p_buffer[4] = 7 + i_stuffing;
2051             p_ts->p_buffer[5] = 0x10;   /* flags */
2052             if( p_stream->b_discontinuity )
2053             {
2054                 p_ts->p_buffer[5] |= 0x80; /* flag TS dicontinuity */
2055                 p_stream->b_discontinuity = false;
2056             }
2057             p_ts->p_buffer[6] = ( 0 )&0xff;
2058             p_ts->p_buffer[7] = ( 0 )&0xff;
2059             p_ts->p_buffer[8] = ( 0 )&0xff;
2060             p_ts->p_buffer[9] = ( 0 )&0xff;
2061             p_ts->p_buffer[10]= ( ( 0 )&0x80 ) | 0x7e;
2062             p_ts->p_buffer[11]= 0;
2063
2064             for( i = 12; i < 12 + i_stuffing; i++ )
2065             {
2066                 p_ts->p_buffer[i] = 0xff;
2067             }
2068         }
2069         else
2070         {
2071             int i_stuffing = i_payload_max - i_payload;
2072
2073             p_ts->p_buffer[4] = i_stuffing - 1;
2074             if( i_stuffing > 1 )
2075             {
2076                 p_ts->p_buffer[5] = 0x00;
2077                 for( i = 6; i < 6 + i_stuffing - 2; i++ )
2078                 {
2079                     p_ts->p_buffer[i] = 0xff;
2080                 }
2081             }
2082         }
2083     }
2084
2085     /* copy payload */
2086     memcpy( &p_ts->p_buffer[188 - i_payload],
2087             &p_pes->p_buffer[p_stream->i_pes_used], i_payload );
2088
2089     p_stream->i_pes_used += i_payload;
2090     p_stream->i_pes_dts = p_pes->i_dts + p_pes->i_length *
2091         p_stream->i_pes_used / p_pes->i_buffer;
2092     p_stream->i_pes_length -= p_pes->i_length * i_payload / p_pes->i_buffer;
2093
2094     if( p_stream->i_pes_used >= (int)p_pes->i_buffer )
2095     {
2096         p_pes = BufferChainGet( &p_stream->chain_pes );
2097         block_Release( p_pes );
2098
2099         p_pes = p_stream->chain_pes.p_first;
2100         if( p_pes )
2101         {
2102             p_stream->i_pes_dts    = p_pes->i_dts;
2103             p_stream->i_pes_length = 0;
2104             while( p_pes )
2105             {
2106                 p_stream->i_pes_length += p_pes->i_length;
2107
2108                 p_pes = p_pes->p_next;
2109             }
2110         }
2111         else
2112         {
2113             p_stream->i_pes_dts = 0;
2114             p_stream->i_pes_length = 0;
2115         }
2116         p_stream->i_pes_used = 0;
2117     }
2118
2119     return p_ts;
2120 }
2121
2122 static void TSSetPCR( block_t *p_ts, mtime_t i_dts )
2123 {
2124     mtime_t i_pcr = 9 * i_dts / 100;
2125
2126     p_ts->p_buffer[6]  = ( i_pcr >> 25 )&0xff;
2127     p_ts->p_buffer[7]  = ( i_pcr >> 17 )&0xff;
2128     p_ts->p_buffer[8]  = ( i_pcr >> 9  )&0xff;
2129     p_ts->p_buffer[9]  = ( i_pcr >> 1  )&0xff;
2130     p_ts->p_buffer[10]|= ( i_pcr << 7  )&0x80;
2131 }
2132
2133 #if 0
2134 static void TSSetConstraints( sout_mux_t *p_mux, sout_buffer_chain_t *c,
2135                               mtime_t i_length, int i_bitrate_min,
2136                               int i_bitrate_max )
2137 {
2138     sout_mux_sys_t  *p_sys = p_mux->p_sys;
2139     sout_buffer_chain_t s = *c;
2140
2141     int i_packets = 0;
2142     int i_packets_min = 0;
2143     int i_packets_max = 0;
2144
2145     if( i_length <= 0 )
2146     {
2147         return;
2148     }
2149
2150     i_packets     = c->i_depth;
2151     i_packets_min = ( (int64_t)i_bitrate_min * i_length / 8 / 1000000  + 187 ) / 188;
2152     i_packets_max = ( (int64_t)i_bitrate_max * i_length / 8 / 1000000  + 187 ) / 188;
2153
2154     if( i_packets < i_packets_min && i_packets_min > 0 )
2155     {
2156         block_t *p_pk;
2157         int i_div = ( i_packets_min - i_packets ) / i_packets;
2158         int i_mod = ( i_packets_min - i_packets ) % i_packets;
2159         int i_rest = 0;
2160
2161         /* We need to pad with null packets (pid=0x1fff)
2162          * We try to melt null packets with true packets */
2163         msg_Dbg( p_mux,
2164                  "packets=%d but min=%d -> adding %d packets of padding",
2165                  i_packets, i_packets_min, i_packets_min - i_packets );
2166
2167         BufferChainInit( c );
2168         while( ( p_pk = BufferChainGet( &s ) ) )
2169         {
2170             int i, i_null;
2171
2172             BufferChainAppend( c, p_pk );
2173
2174             i_null = i_div + ( i_rest + i_mod ) / i_packets;
2175
2176             for( i = 0; i < i_null; i++ )
2177             {
2178                 block_t *p_null;
2179
2180                 p_null = sout_BufferNew( p_mux->p_sout, 188 );
2181                 p_null->p_buffer[0] = 0x47;
2182                 p_null->p_buffer[1] = 0x1f;
2183                 p_null->p_buffer[2] = 0xff;
2184                 p_null->p_buffer[3] = 0x10 | p_sys->i_null_continuity_counter;
2185                 memset( &p_null->p_buffer[4], 0, 184 );
2186                 p_sys->i_null_continuity_counter =
2187                     ( p_sys->i_null_continuity_counter + 1 ) % 16;
2188
2189                 BufferChainAppend( c, p_null );
2190             }
2191
2192             i_rest = ( i_rest + i_mod ) % i_packets;
2193         }
2194     }
2195     else if( i_packets > i_packets_max && i_packets_max > 0 )
2196     {
2197         block_t *p_pk;
2198         int           i;
2199
2200         /* Arg, we need to drop packets, I don't do something clever (like
2201          * dropping complete pid, b frames, ... ), I just get the right amount
2202          * of packets and discard the others */
2203         msg_Warn( p_mux,
2204                   "packets=%d but max=%d -> removing %d packets -> stream broken",
2205                   i_packets, i_packets_max, i_packets - i_packets_max );
2206
2207         BufferChainInit( c );
2208         for( i = 0; i < i_packets_max; i++ )
2209         {
2210             BufferChainAppend( c, BufferChainGet( &s ) );
2211         }
2212
2213         while( ( p_pk = BufferChainGet( &s ) ) )
2214         {
2215             sout_BufferDelete( p_mux->p_sout, p_pk );
2216         }
2217     }
2218 }
2219 #endif
2220
2221 static void PEStoTS( sout_instance_t *p_sout,
2222                      sout_buffer_chain_t *c, block_t *p_pes,
2223                      ts_stream_t *p_stream )
2224 {
2225     VLC_UNUSED(p_sout);
2226     uint8_t *p_data;
2227     int     i_size;
2228     int     b_new_pes;
2229
2230     /* get PES total size */
2231     i_size = p_pes->i_buffer;
2232     p_data = p_pes->p_buffer;
2233
2234     b_new_pes = true;
2235
2236     for( ;; )
2237     {
2238         int           b_adaptation_field;
2239         int           i_copy;
2240         block_t *p_ts;
2241
2242         p_ts = block_New( p_sout, 188 );
2243         /* write header
2244          * 8b   0x47    sync byte
2245          * 1b           transport_error_indicator
2246          * 1b           payload_unit_start
2247          * 1b           transport_priority
2248          * 13b          pid
2249          * 2b           transport_scrambling_control
2250          * 2b           if adaptation_field 0x03 else 0x01
2251          * 4b           continuity_counter
2252          */
2253
2254         i_copy    = __MIN( i_size, 184 );
2255         b_adaptation_field = i_size < 184 ? true : false;
2256
2257         p_ts->p_buffer[0] = 0x47;
2258         p_ts->p_buffer[1] = ( b_new_pes ? 0x40 : 0x00 )|
2259                             ( ( p_stream->i_pid >> 8 )&0x1f );
2260         p_ts->p_buffer[2] = p_stream->i_pid & 0xff;
2261         p_ts->p_buffer[3] = ( b_adaptation_field ? 0x30 : 0x10 )|
2262                             p_stream->i_continuity_counter;
2263
2264         b_new_pes = false;
2265         p_stream->i_continuity_counter = (p_stream->i_continuity_counter+1)%16;
2266
2267         if( b_adaptation_field )
2268         {
2269             int i_stuffing = 184 - i_copy;
2270             int i;
2271
2272             p_ts->p_buffer[4] = i_stuffing - 1;
2273             if( i_stuffing > 1 )
2274             {
2275                 p_ts->p_buffer[5] = 0x00;
2276                 if( p_stream->b_discontinuity )
2277                 {
2278                     p_ts->p_buffer[5] |= 0x80;
2279                     p_stream->b_discontinuity = false;
2280                 }
2281                 for( i = 6; i < 6 + i_stuffing - 2; i++ )
2282                 {
2283                     p_ts->p_buffer[i] = 0xff;
2284                 }
2285             }
2286         }
2287         /* copy payload */
2288         memcpy( &p_ts->p_buffer[188 - i_copy], p_data, i_copy );
2289         p_data += i_copy;
2290         i_size -= i_copy;
2291
2292         BufferChainAppend( c, p_ts );
2293
2294         if( i_size <= 0 )
2295         {
2296             block_t *p_next = p_pes->p_next;
2297
2298             p_pes->p_next = NULL;
2299             block_Release( p_pes );
2300             if( p_next == NULL )
2301             {
2302                 break;
2303             }
2304             b_new_pes = true;
2305             p_pes = p_next;
2306             i_size = p_pes->i_buffer;
2307             p_data = p_pes->p_buffer;
2308         }
2309     }
2310
2311     return;
2312 }
2313
2314 static block_t *WritePSISection( sout_instance_t *p_sout,
2315                                        dvbpsi_psi_section_t* p_section )
2316 {
2317     VLC_UNUSED(p_sout);
2318     block_t   *p_psi, *p_first = NULL;
2319
2320     while( p_section )
2321     {
2322         int             i_size;
2323
2324         i_size =  (uint32_t)( p_section->p_payload_end - p_section->p_data )+
2325                   ( p_section->b_syntax_indicator ? 4 : 0 );
2326
2327         p_psi = block_New( p_sout, i_size + 1 );
2328         p_psi->i_pts = 0;
2329         p_psi->i_dts = 0;
2330         p_psi->i_length = 0;
2331         p_psi->i_buffer = i_size + 1;
2332
2333         p_psi->p_buffer[0] = 0; /* pointer */
2334         memcpy( p_psi->p_buffer + 1,
2335                 p_section->p_data,
2336                 i_size );
2337
2338         block_ChainAppend( &p_first, p_psi );
2339
2340         p_section = p_section->p_next;
2341     }
2342
2343     return( p_first );
2344 }
2345
2346 static void GetPAT( sout_mux_t *p_mux,
2347                     sout_buffer_chain_t *c )
2348 {
2349     sout_mux_sys_t       *p_sys = p_mux->p_sys;
2350     block_t              *p_pat;
2351     dvbpsi_pat_t         pat;
2352     dvbpsi_psi_section_t *p_section;
2353     int i;
2354
2355     dvbpsi_InitPAT( &pat, p_sys->i_tsid, p_sys->i_pat_version_number,
2356                     1 );      /* b_current_next */
2357     /* add all programs */
2358     for ( i = 0; i < p_sys->i_num_pmt; i++ )
2359         dvbpsi_PATAddProgram( &pat,
2360                               p_sys->i_pmt_program_number[i],
2361                               p_sys->pmt[i].i_pid );
2362
2363     p_section = dvbpsi_GenPATSections( &pat,
2364                                        0 );     /* max program per section */
2365
2366     p_pat = WritePSISection( p_mux->p_sout, p_section );
2367
2368     PEStoTS( p_mux->p_sout, c, p_pat, &p_sys->pat );
2369
2370     dvbpsi_DeletePSISections( p_section );
2371     dvbpsi_EmptyPAT( &pat );
2372 }
2373
2374 static uint32_t GetDescriptorLength24b( int i_length )
2375 {
2376     uint32_t i_l1, i_l2, i_l3;
2377
2378     i_l1 = i_length&0x7f;
2379     i_l2 = ( i_length >> 7 )&0x7f;
2380     i_l3 = ( i_length >> 14 )&0x7f;
2381
2382     return( 0x808000 | ( i_l3 << 16 ) | ( i_l2 << 8 ) | i_l1 );
2383 }
2384
2385 static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c )
2386 {
2387     sout_mux_sys_t  *p_sys = p_mux->p_sys;
2388     block_t   *p_pmt[MAX_PMT];
2389
2390     dvbpsi_pmt_es_t     *p_es;
2391     dvbpsi_psi_section_t *p_section[MAX_PMT];
2392
2393     int             i_pidinput;
2394     int             i_stream;
2395     int             i;
2396     int             *p_usepid = NULL;
2397
2398 #ifdef HAVE_DVBPSI_SDT
2399     block_t         *p_sdt;
2400     dvbpsi_sdt_t    sdt;
2401
2402     dvbpsi_psi_section_t* p_section2;
2403     dvbpsi_sdt_service_t *p_service;
2404
2405     uint8_t         *psz_sdt_desc;
2406 #endif
2407
2408     if( p_sys->dvbpmt == NULL )
2409     {
2410         p_sys->dvbpmt = malloc( p_sys->i_num_pmt * sizeof(dvbpsi_pmt_t) );
2411         if( !p_sys->dvbpmt )
2412         {
2413             return;
2414         }
2415     }
2416 #ifdef HAVE_DVBPSI_SDT
2417     if( p_sys->b_sdt )
2418         dvbpsi_InitSDT( &sdt, p_sys->i_tsid, 1, 1, p_sys->i_netid );
2419 #endif
2420
2421     for( i = 0; i < p_sys->i_num_pmt; i++ )
2422     {
2423         dvbpsi_InitPMT( &p_sys->dvbpmt[i],
2424                         p_sys->i_pmt_program_number[i],   /* program number */
2425                         p_sys->i_pmt_version_number,
2426                         1,      /* b_current_next */
2427                         p_sys->i_pcr_pid );
2428
2429 #ifdef HAVE_DVBPSI_SDT
2430         if( p_sys->b_sdt )
2431         {
2432             p_service = dvbpsi_SDTAddService( &sdt,
2433                 p_sys->i_pmt_program_number[i],  /* service id */
2434                 0,         /* eit schedule */
2435                 0,         /* eit present */
2436                 4,         /* running status ("4=RUNNING") */
2437                 0 );       /* free ca */
2438
2439 #define psz_sdtprov p_sys->sdt_descriptors[i].psz_provider
2440 #define psz_sdtserv p_sys->sdt_descriptors[i].psz_service_name
2441
2442             /* FIXME: Ineffecient malloc's & ugly code......  */
2443             if( ( psz_sdtprov != NULL ) && ( psz_sdtserv != NULL ) )
2444             {
2445                 psz_sdt_desc = malloc( 3 + strlen(psz_sdtprov)
2446                                          + strlen(psz_sdtserv) );
2447                 if( psz_sdt_desc )
2448                 {
2449                     psz_sdt_desc[0] = 0x01; /* digital television service */
2450
2451                     /* service provider name length */
2452                     psz_sdt_desc[1] = (char)strlen(psz_sdtprov);
2453                     memcpy( &psz_sdt_desc[2], psz_sdtprov, strlen(psz_sdtprov) );
2454
2455                     /* service name length */
2456                     psz_sdt_desc[ 2 + strlen(psz_sdtprov) ]
2457                         = (char)strlen(psz_sdtserv);
2458                     memcpy( &psz_sdt_desc[3+strlen(psz_sdtprov)], psz_sdtserv,
2459                             strlen(psz_sdtserv) );
2460
2461                     dvbpsi_SDTServiceAddDescriptor( p_service, 0x48,
2462                             3 + strlen(psz_sdtprov) + strlen(psz_sdtserv),
2463                             (uint8_t *)psz_sdt_desc );
2464                     free( psz_sdt_desc );
2465                     psz_sdt_desc = NULL;
2466                 }
2467             }
2468 #undef psz_sdtprov
2469 #undef psz_sdtserv
2470         }
2471 #endif
2472     }
2473
2474     if( p_sys->i_mpeg4_streams > 0 )
2475     {
2476         uint8_t iod[4096];
2477         bits_buffer_t bits;
2478         bits_buffer_t bits_fix_IOD;
2479
2480         /* Make valgrind happy : it works at byte level not bit one so
2481          * bit_write confuse it (but DON'T CHANGE the way that bit_write is
2482          * working (needed when fixing some bits) */
2483         memset( iod, 0, 4096 );
2484
2485         bits_initwrite( &bits, 4096, iod );
2486         /* IOD_label_scope */
2487         bits_write( &bits, 8,   0x11 );
2488         /* IOD_label */
2489         bits_write( &bits, 8,   0x01 );
2490         /* InitialObjectDescriptor */
2491         bits_align( &bits );
2492         bits_write( &bits, 8,   0x02 );     /* tag */
2493         bits_fix_IOD = bits;    /* save states to fix length later */
2494         bits_write( &bits, 24,
2495             GetDescriptorLength24b( 0 ) );  /* variable length (fixed later) */
2496         bits_write( &bits, 10,  0x01 );     /* ObjectDescriptorID */
2497         bits_write( &bits, 1,   0x00 );     /* URL Flag */
2498         bits_write( &bits, 1,   0x00 );     /* includeInlineProfileLevelFlag */
2499         bits_write( &bits, 4,   0x0f );     /* reserved */
2500         bits_write( &bits, 8,   0xff );     /* ODProfile (no ODcapability ) */
2501         bits_write( &bits, 8,   0xff );     /* sceneProfile */
2502         bits_write( &bits, 8,   0xfe );     /* audioProfile (unspecified) */
2503         bits_write( &bits, 8,   0xfe );     /* visualProfile( // ) */
2504         bits_write( &bits, 8,   0xff );     /* graphicProfile (no ) */
2505         for( i_stream = 0; i_stream < p_mux->i_nb_inputs; i_stream++ )
2506         {
2507             ts_stream_t *p_stream;
2508             p_stream = (ts_stream_t*)p_mux->pp_inputs[i_stream]->p_sys;
2509
2510             if( p_stream->i_stream_id == 0xfa ||
2511                 p_stream->i_stream_id == 0xfb ||
2512                 p_stream->i_stream_id == 0xfe )
2513             {
2514                 bits_buffer_t bits_fix_ESDescr, bits_fix_Decoder;
2515                 /* ES descriptor */
2516                 bits_align( &bits );
2517                 bits_write( &bits, 8,   0x03 );     /* ES_DescrTag */
2518                 bits_fix_ESDescr = bits;
2519                 bits_write( &bits, 24,
2520                             GetDescriptorLength24b( 0 ) ); /* variable size */
2521                 bits_write( &bits, 16,  p_stream->i_es_id );
2522                 bits_write( &bits, 1,   0x00 );     /* streamDependency */
2523                 bits_write( &bits, 1,   0x00 );     /* URL Flag */
2524                 bits_write( &bits, 1,   0x00 );     /* OCRStreamFlag */
2525                 bits_write( &bits, 5,   0x1f );     /* streamPriority */
2526
2527                 /* DecoderConfigDesciptor */
2528                 bits_align( &bits );
2529                 bits_write( &bits, 8,   0x04 ); /* DecoderConfigDescrTag */
2530                 bits_fix_Decoder = bits;
2531                 bits_write( &bits, 24,  GetDescriptorLength24b( 0 ) );
2532                 if( p_stream->i_stream_type == 0x10 )
2533                 {
2534                     bits_write( &bits, 8, 0x20 );   /* Visual 14496-2 */
2535                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2536                 }
2537                 else if( p_stream->i_stream_type == 0x1b )
2538                 {
2539                     bits_write( &bits, 8, 0x21 );   /* Visual 14496-2 */
2540                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2541                 }
2542                 else if( p_stream->i_stream_type == 0x11 ||
2543                          p_stream->i_stream_type == 0x0f )
2544                 {
2545                     bits_write( &bits, 8, 0x40 );   /* Audio 14496-3 */
2546                     bits_write( &bits, 6, 0x05 );   /* AudioStream */
2547                 }
2548                 else if( p_stream->i_stream_type == 0x12 &&
2549                          p_stream->i_codec == VLC_CODEC_SUBT )
2550                 {
2551                     bits_write( &bits, 8, 0x0B );   /* Text Stream */
2552                     bits_write( &bits, 6, 0x04 );   /* VisualStream */
2553                 }
2554                 else
2555                 {
2556                     bits_write( &bits, 8, 0x00 );
2557                     bits_write( &bits, 6, 0x00 );
2558
2559                     msg_Err( p_mux->p_sout,"Unsupported stream_type => "
2560                              "broken IOD" );
2561                 }
2562                 bits_write( &bits, 1,   0x00 );         /* UpStream */
2563                 bits_write( &bits, 1,   0x01 );         /* reserved */
2564                 bits_write( &bits, 24,  1024 * 1024 );  /* bufferSizeDB */
2565                 bits_write( &bits, 32,  0x7fffffff );   /* maxBitrate */
2566                 bits_write( &bits, 32,  0 );            /* avgBitrate */
2567
2568                 if( p_stream->i_decoder_specific_info > 0 )
2569                 {
2570                     int i;
2571                     /* DecoderSpecificInfo */
2572                     bits_align( &bits );
2573                     bits_write( &bits, 8,   0x05 ); /* tag */
2574                     bits_write( &bits, 24, GetDescriptorLength24b(
2575                                 p_stream->i_decoder_specific_info ) );
2576                     for( i = 0; i < p_stream->i_decoder_specific_info; i++ )
2577                     {
2578                         bits_write( &bits, 8,
2579                             ((uint8_t*)p_stream->p_decoder_specific_info)[i] );
2580                     }
2581                 }
2582                 /* fix Decoder length */
2583                 bits_write( &bits_fix_Decoder, 24,
2584                             GetDescriptorLength24b( bits.i_data -
2585                             bits_fix_Decoder.i_data - 3 ) );
2586
2587                 /* SLConfigDescriptor : predefined (0x01) */
2588                 bits_align( &bits );
2589                 bits_write( &bits, 8,   0x06 ); /* tag */
2590                 bits_write( &bits, 24,  GetDescriptorLength24b( 8 ) );
2591                 bits_write( &bits, 8,   0x01 );/* predefined */
2592                 bits_write( &bits, 1,   0 );   /* durationFlag */
2593                 bits_write( &bits, 32,  0 );   /* OCRResolution */
2594                 bits_write( &bits, 8,   0 );   /* OCRLength */
2595                 bits_write( &bits, 8,   0 );   /* InstantBitrateLength */
2596                 bits_align( &bits );
2597
2598                 /* fix ESDescr length */
2599                 bits_write( &bits_fix_ESDescr, 24,
2600                             GetDescriptorLength24b( bits.i_data -
2601                             bits_fix_ESDescr.i_data - 3 ) );
2602             }
2603         }
2604         bits_align( &bits );
2605         /* fix IOD length */
2606         bits_write( &bits_fix_IOD, 24,
2607                     GetDescriptorLength24b( bits.i_data -
2608                                             bits_fix_IOD.i_data - 3 ) );
2609
2610 #if 0 /* FIXME!!! This can't possibly work */
2611         i_pidinput = p_mux->pp_inputs[i]->p_fmt->i_id;
2612         p_usepid = bsearch( &i_pidinput, p_sys->pmtmap, p_sys->i_pmtslots,
2613                             sizeof(pmt_map_t), intcompare );
2614         p_usepid = bsearch( &p_usepid, p_sys->pmtmap, p_sys->i_num_pmt,
2615                             sizeof(pmt_map_t), pmtcompare );
2616         if( p_usepid != NULL )
2617             dvbpsi_PMTAddDescriptor(
2618                     &p_sys->dvbpmt[((pmt_map_t *)p_usepid)->i_prog], 0x1d,
2619                     bits.i_data, bits.p_data );
2620         else
2621             msg_Err( p_mux, "Received an unmapped PID" );
2622 #else
2623         dvbpsi_PMTAddDescriptor( &p_sys->dvbpmt[0], 0x1d, bits.i_data,
2624                                  bits.p_data );
2625 #endif
2626     }
2627
2628     for( i_stream = 0; i_stream < p_mux->i_nb_inputs; i_stream++ )
2629     {
2630         ts_stream_t *p_stream;
2631
2632         p_stream = (ts_stream_t *)p_mux->pp_inputs[i_stream]->p_sys;
2633
2634         i_pidinput = p_mux->pp_inputs[i_stream]->p_fmt->i_id;
2635         p_usepid = bsearch( &i_pidinput, p_sys->pmtmap, p_sys->i_pmtslots,
2636                             sizeof(pmt_map_t), intcompare );
2637
2638         if( p_usepid != NULL )
2639             p_es = dvbpsi_PMTAddES(
2640                     &p_sys->dvbpmt[((pmt_map_t *)p_usepid)->i_prog],
2641                     p_stream->i_stream_type, p_stream->i_pid );
2642         else
2643             /* If there's an error somewhere, dump it to the first pmt */
2644             p_es = dvbpsi_PMTAddES( &p_sys->dvbpmt[0], p_stream->i_stream_type,
2645                                     p_stream->i_pid );
2646
2647         if( p_stream->i_stream_id == 0xfa || p_stream->i_stream_id == 0xfb )
2648         {
2649             uint8_t     es_id[2];
2650
2651             /* SL descriptor */
2652             es_id[0] = (p_stream->i_es_id >> 8)&0xff;
2653             es_id[1] = (p_stream->i_es_id)&0xff;
2654             dvbpsi_PMTESAddDescriptor( p_es, 0x1f, 2, es_id );
2655         }
2656         else if( p_stream->i_stream_type == 0xa0 )
2657         {
2658             uint8_t data[512];
2659             int i_extra = __MIN( p_stream->i_decoder_specific_info, 502 );
2660
2661             /* private DIV3 descripor */
2662             memcpy( &data[0], &p_stream->i_bih_codec, 4 );
2663             data[4] = ( p_stream->i_bih_width >> 8 )&0xff;
2664             data[5] = ( p_stream->i_bih_width      )&0xff;
2665             data[6] = ( p_stream->i_bih_height>> 8 )&0xff;
2666             data[7] = ( p_stream->i_bih_height     )&0xff;
2667             data[8] = ( i_extra >> 8 )&0xff;
2668             data[9] = ( i_extra      )&0xff;
2669             if( i_extra > 0 )
2670             {
2671                 memcpy( &data[10], p_stream->p_decoder_specific_info, i_extra );
2672             }
2673
2674             /* 0xa0 is private */
2675             dvbpsi_PMTESAddDescriptor( p_es, 0xa0, i_extra + 10, data );
2676         }
2677         else if( p_stream->i_stream_type == 0x81 )
2678         {
2679             uint8_t format[4] = { 0x41, 0x43, 0x2d, 0x33 };
2680
2681             /* "registration" descriptor : "AC-3" */
2682             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, format );
2683         }
2684         else if( p_stream->i_codec == VLC_CODEC_DIRAC )
2685         {
2686             /* Dirac registration descriptor */
2687
2688             uint8_t data[4] = { 'd', 'r', 'a', 'c' };
2689             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, data );
2690         }
2691         else if( p_stream->i_codec == VLC_CODEC_DTS )
2692         {
2693             /* DTS registration descriptor (ETSI TS 101 154 Annex F) */
2694
2695             /* DTS format identifier, frame size 1024 - FIXME */
2696             uint8_t data[4] = { 0x44, 0x54, 0x53, 0x32 };
2697             dvbpsi_PMTESAddDescriptor( p_es, 0x05, 4, data );
2698         }
2699         else if( p_stream->i_codec == VLC_CODEC_EAC3 )
2700         {
2701             uint8_t data[1] = { 0x00 };
2702             dvbpsi_PMTESAddDescriptor( p_es, 0x7a, 1, data );
2703         }
2704         else if( p_stream->i_codec == VLC_CODEC_TELETEXT )
2705         {
2706             if( p_stream->i_decoder_specific_info )
2707             {
2708                 dvbpsi_PMTESAddDescriptor( p_es, 0x56,
2709                                            p_stream->i_decoder_specific_info,
2710                                            p_stream->p_decoder_specific_info );
2711             }
2712             continue;
2713         }
2714         else if( p_stream->i_codec == VLC_CODEC_DVBS )
2715         {
2716             /* DVB subtitles */
2717             if( p_stream->i_decoder_specific_info )
2718             {
2719                 /* pass-through from the TS demux */
2720                 dvbpsi_PMTESAddDescriptor( p_es, 0x59,
2721                                            p_stream->i_decoder_specific_info,
2722                                            p_stream->p_decoder_specific_info );
2723             }
2724 #ifdef _DVBPSI_DR_59_H_
2725             else
2726             {
2727                 /* from the dvbsub transcoder */
2728                 dvbpsi_subtitling_dr_t descr;
2729                 dvbpsi_subtitle_t sub;
2730                 dvbpsi_descriptor_t *p_descr;
2731
2732                 memcpy( sub.i_iso6392_language_code, p_stream->lang, 3 );
2733                 sub.i_subtitling_type = 0x10; /* no aspect-ratio criticality */
2734                 sub.i_composition_page_id = p_stream->i_es_id & 0xFF;
2735                 sub.i_ancillary_page_id = p_stream->i_es_id >> 16;
2736
2737                 descr.i_subtitles_number = 1;
2738                 descr.p_subtitle[0] = sub;
2739
2740                 p_descr = dvbpsi_GenSubtitlingDr( &descr, 0 );
2741                 /* Work around bug in old libdvbpsi */ p_descr->i_length = 8;
2742                 dvbpsi_PMTESAddDescriptor( p_es, p_descr->i_tag,
2743                                            p_descr->i_length, p_descr->p_data );
2744             }
2745 #endif /* _DVBPSI_DR_59_H_ */
2746             continue;
2747         }
2748
2749         if( p_stream->lang[0] != 0 )
2750         {
2751             uint8_t data[4*p_stream->i_langs];
2752
2753             /* I construct the content myself, way faster than looking at
2754              * over complicated/mind broken libdvbpsi way */
2755             for(i = 0; i < p_stream->i_langs; i++ )
2756             {
2757                 data[i*4+0] = p_stream->lang[i*3+0];
2758                 data[i*4+1] = p_stream->lang[i*3+1];
2759                 data[i*4+2] = p_stream->lang[i*3+2];
2760                 data[i*4+3] = 0x00; /* audio type: 0x00 undefined */
2761             }
2762             dvbpsi_PMTESAddDescriptor( p_es, 0x0a, 4*p_stream->i_langs, data );
2763         }
2764     }
2765
2766     for( i = 0; i < p_sys->i_num_pmt; i++ )
2767     {
2768         p_section[i] = dvbpsi_GenPMTSections( &p_sys->dvbpmt[i] );
2769         p_pmt[i] = WritePSISection( p_mux->p_sout, p_section[i] );
2770         PEStoTS( p_mux->p_sout, c, p_pmt[i], &p_sys->pmt[i] );
2771         dvbpsi_DeletePSISections( p_section[i] );
2772         dvbpsi_EmptyPMT( &p_sys->dvbpmt[i] );
2773     }
2774
2775 #ifdef HAVE_DVBPSI_SDT
2776     if( p_sys->b_sdt )
2777     {
2778         p_section2 = dvbpsi_GenSDTSections( &sdt );
2779         p_sdt = WritePSISection( p_mux->p_sout, p_section2 );
2780         PEStoTS( p_mux->p_sout, c, p_sdt, &p_sys->sdt );
2781         dvbpsi_DeletePSISections( p_section2 );
2782         dvbpsi_EmptySDT( &sdt );
2783     }
2784 #endif
2785 }