git.sesse.net Git - vlc/blob - modules/demux/livedotcom.cpp

   1 /*****************************************************************************
   2  * livedotcom.cpp : LIVE555 Streaming Media support.
   3  *****************************************************************************
   4  * Copyright (C) 2003-2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>                                      /* malloc(), free() */
  28
  29 #include <vlc/vlc.h>
  30 #include <vlc/input.h>
  31 #include "network.h"
  32
  33 #include <iostream>
  34
  35 #if defined( WIN32 )
  36 #   include <winsock2.h>
  37 #endif
  38
  39 #include "BasicUsageEnvironment.hh"
  40 #include "GroupsockHelper.hh"
  41 #include "liveMedia.hh"
  42
  43 extern "C" {
  44 #include "../access/mms/asf.h"  /* Who said ugly ? */
  45 }
  46
  47 #if (LIVEMEDIA_LIBRARY_VERSION_INT < 1089936000)
  48 #define RECLAIM_ENV(env) delete (env)
  49 #else
  50 #define RECLAIM_ENV(env) (env)->reclaim()
  51 #endif
  52
  53 using namespace std;
  54
  55 /*****************************************************************************
  56  * Module descriptor
  57  *****************************************************************************/
  58 static int  Open ( vlc_object_t * );
  59 static void Close( vlc_object_t * );
  60
  61 #define CACHING_TEXT N_("Caching value (ms)")
  62 #define CACHING_LONGTEXT N_( \
  63     "Allows you to modify the default caching value for RTSP streams. This " \
  64     "value should be set in millisecond units." )
  65
  66 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
  67 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and unstandard " \
  68     "dialect of RTSP. When you set this parameter, VLC will try this dialect "\
  69     "for communication. In this mode you cannot connect to normal RTSP servers." )
  70
  71 vlc_module_begin();
  72     set_description( _("RTP/RTSP/SDP demuxer (using Live555.com)" ) );
  73     set_capability( "demux2", 50 );
  74     set_shortname( "RTP/RTSP");
  75     set_callbacks( Open, Close );
  76     add_shortcut( "live" );
  77     set_category( CAT_INPUT );
  78     set_subcategory( SUBCAT_INPUT_DEMUX );
  79
  80     add_submodule();
  81         set_description( _("RTSP/RTP access and demux") );
  82         add_shortcut( "rtsp" );
  83         add_shortcut( "sdp" );
  84         set_capability( "access_demux", 0 );
  85         set_callbacks( Open, Close );
  86         add_bool( "rtsp-tcp", 0, NULL,
  87                   N_("Use RTP over RTSP (TCP)"),
  88                   N_("Use RTP over RTSP (TCP)"), VLC_TRUE );
  89         add_integer( "rtp-client-port", -1, NULL,
  90                   N_("Client port"),
  91                   N_("Port to use for the RTP source of the session"), VLC_TRUE );
  92 #if LIVEMEDIA_LIBRARY_VERSION_INT > 1130457500
  93         add_bool( "rtsp-http", 0, NULL,
  94                   N_("Tunnel RTSP and RTP over HTTP"),
  95                   N_("Tunnel RTSP and RTP over HTTP"), VLC_TRUE );
  96         add_integer( "rtsp-http-port", 80, NULL,
  97                   N_("HTTP tunnel port"),
  98                   N_("Port to use for tunneling the RTSP/RTP over HTTP"), VLC_TRUE );
  99 #endif
 100         add_integer( "rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
 101                   CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
 102         add_bool( "rtsp-kasenna", VLC_FALSE, NULL, KASENNA_TEXT,
 103                   KASENNA_LONGTEXT, VLC_TRUE );
 104 vlc_module_end();
 105
 106 /* TODO:
 107  *  - Improve support of PS/TS
 108  *  - Support X-QT/X-QUICKTIME generic codec for audio.
 109  *
 110  *  - Check memory leak, delete/free -> still one when using rtsp-tcp but I'm
 111  *  not sure if it comes from me.
 112  *
 113  */
 114
 115 /*****************************************************************************
 116  * Local prototypes
 117  *****************************************************************************/
 118
 119 typedef struct
 120 {
 121     demux_t     *p_demux;
 122
 123     vlc_bool_t   b_quicktime;
 124     vlc_bool_t   b_muxed;
 125     vlc_bool_t   b_asf;
 126
 127     es_format_t  fmt;
 128     es_out_id_t  *p_es;
 129
 130     stream_t     *p_out_muxed;    /* for muxed stream */
 131
 132     RTPSource    *rtpSource;
 133     FramedSource *readSource;
 134     vlc_bool_t   b_rtcp_sync;
 135
 136     uint8_t      *p_buffer;
 137     unsigned int  i_buffer;
 138
 139     char         waiting;
 140
 141     mtime_t      i_pts;
 142
 143 } live_track_t;
 144
 145 struct timeout_thread_t
 146 {
 147     VLC_COMMON_MEMBERS
 148
 149     int64_t      i_remain;
 150     demux_sys_t  *p_sys;
 151 };
 152
 153 struct demux_sys_t
 154 {
 155     char         *p_sdp;    /* XXX mallocated */
 156     char         *psz_path; /* URL-encoded path */
 157
 158     MediaSession     *ms;
 159     TaskScheduler    *scheduler;
 160     UsageEnvironment *env ;
 161     RTSPClient       *rtsp;
 162
 163     /* */
 164     int              i_track;
 165     live_track_t     **track;   /* XXX mallocated */
 166     mtime_t          i_pcr;
 167     mtime_t          i_pcr_start;
 168     mtime_t          i_pcr_previous;
 169     mtime_t          i_pcr_repeatdate;
 170     int              i_pcr_repeats;
 171
 172     /* Asf */
 173     asf_header_t     asfh;
 174     stream_t         *p_out_asf;
 175
 176     /* */
 177     mtime_t          i_length;
 178     mtime_t          i_start;
 179
 180     /* timeout thread information */
 181     int              i_timeout;     /* session timeout value in seconds */
 182     vlc_bool_t       b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
 183     timeout_thread_t *p_timeout;    /* the actual thread that makes sure we don't timeout */
 184
 185     /* */
 186     vlc_bool_t       b_multicast;   /* true if one of the tracks is multicasted */
 187     vlc_bool_t       b_no_data;     /* true if we never receive any data */
 188     int              i_no_data_ti;  /* consecutive number of TaskInterrupt */
 189
 190     char             event;
 191 };
 192
 193 static int Demux  ( demux_t * );
 194 static int Control( demux_t *, int, va_list );
 195
 196 static int ParseASF( demux_t * );
 197 static int RollOverTcp( demux_t * );
 198
 199 static void StreamRead( void *, unsigned int, unsigned int,
 200                         struct timeval, unsigned int );
 201 static void StreamClose( void * );
 202 static void TaskInterrupt( void * );
 203
 204 static void TimeoutPrevention( timeout_thread_t * );
 205
 206 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
 207 static unsigned char* parseH264ConfigStr( char const* configStr,
 208                                           unsigned int& configSize );
 209 #endif
 210
 211 /*****************************************************************************
 212  * DemuxOpen:
 213  *****************************************************************************/
 214 static int  Open ( vlc_object_t *p_this )
 215 {
 216     demux_t     *p_demux = (demux_t*)p_this;
 217     demux_sys_t *p_sys = NULL;
 218
 219     MediaSubsessionIterator *iter;
 220     MediaSubsession *sub;
 221
 222     vlc_bool_t b_rtsp_tcp;
 223     uint8_t *p_peek;
 224
 225     int     i_sdp;
 226     int     i_sdp_max;
 227     uint8_t *p_sdp;
 228
 229     if( p_demux->s )
 230     {
 231         /* See if it looks like a SDP
 232            v, o, s fields are mandatory and in this order */
 233         if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
 234
 235         if( memcmp( (char*)p_peek, "v=0\r\n", 5 ) &&
 236             memcmp( (char*)p_peek, "v=0\n", 4 ) &&
 237             ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
 238         {
 239             return VLC_EGENERIC;
 240         }
 241     }
 242     else
 243     {
 244         var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 245     }
 246
 247     p_demux->pf_demux  = Demux;
 248     p_demux->pf_control= Control;
 249     p_demux->p_sys     = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
 250     if( !p_sys ) return VLC_ENOMEM;
 251
 252     p_sys->p_sdp = NULL;
 253     p_sys->scheduler = NULL;
 254     p_sys->env = NULL;
 255     p_sys->ms = NULL;
 256     p_sys->rtsp = NULL;
 257     p_sys->i_track = 0;
 258     p_sys->track   = NULL;
 259     p_sys->i_pcr   = 0;
 260     p_sys->i_pcr_start = 0;
 261     p_sys->i_pcr_previous = 0;
 262     p_sys->i_pcr_repeatdate = 0;
 263     p_sys->i_pcr_repeats = 0;
 264     p_sys->i_length = 0;
 265     p_sys->i_start = 0;
 266     p_sys->p_out_asf = NULL;
 267     p_sys->b_no_data = VLC_TRUE;
 268     p_sys->i_no_data_ti = 0;
 269     p_sys->p_timeout = NULL;
 270     p_sys->i_timeout = 0;
 271     p_sys->b_timeout_call = VLC_FALSE;
 272     p_sys->b_multicast = VLC_FALSE;
 273     p_sys->psz_path = strdup(p_demux->psz_path);
 274
 275
 276     if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
 277     {
 278         msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
 279         goto error;
 280     }
 281     if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
 282     {
 283         msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
 284         goto error;
 285     }
 286
 287     if( strcasecmp( p_demux->psz_access, "sdp" ) )
 288     {
 289         char *p = p_sys->psz_path;
 290         while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
 291     }
 292
 293     if( p_demux->s == NULL && !strcasecmp( p_demux->psz_access, "rtsp" ) )
 294     {
 295         char *psz_url;
 296         char *psz_options;
 297 #if LIVEMEDIA_LIBRARY_VERSION_INT > 1130457500
 298         int i_http_port = 0;
 299
 300         if( var_CreateGetBool( p_demux, "rtsp-http" ) )
 301             i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
 302
 303         if( ( p_sys->rtsp = RTSPClient::createNew(*p_sys->env, 1/*verbose*/,
 304               "VLC Media Player", i_http_port ) ) == NULL )
 305 #else
 306         if( ( p_sys->rtsp = RTSPClient::createNew(*p_sys->env, 1/*verbose*/,
 307               "VLC Media Player" ) ) == NULL )
 308 #endif
 309         {
 310             msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
 311                      p_sys->env->getResultMsg() );
 312             goto error;
 313         }
 314         psz_url = (char*)malloc( strlen( p_sys->psz_path ) + 8 );
 315         sprintf( psz_url, "rtsp://%s", p_sys->psz_path );
 316
 317         psz_options = p_sys->rtsp->sendOptionsCmd( psz_url );
 318         if( psz_options ) delete [] psz_options;
 319
 320         p_sdp = (uint8_t*)p_sys->rtsp->describeURL( psz_url,
 321                               NULL, var_CreateGetBool( p_demux, "rtsp-kasenna" ) ) ;
 322         if( p_sdp == NULL )
 323         {
 324             msg_Err( p_demux, "describeURL failed (%s)",
 325                      p_sys->env->getResultMsg() );
 326             free( psz_url );
 327             goto error;
 328         }
 329         free( psz_url );
 330
 331         /* malloc-ated copy */
 332         p_sys->p_sdp = strdup( (char*)p_sdp );
 333         delete[] p_sdp;
 334         msg_Dbg( p_demux, "sdp=%s\n", p_sys->p_sdp );
 335     }
 336     else if( p_demux->s == NULL && !strcasecmp( p_demux->psz_access, "sdp" ) )
 337     {
 338         p_sys->p_sdp = strdup( p_sys->psz_path );
 339     }
 340     else
 341     {
 342         /* Gather the complete sdp file */
 343         i_sdp = 0;
 344         i_sdp_max = 1000;
 345         p_sdp = (uint8_t*)malloc( i_sdp_max );
 346         for( ;; )
 347         {
 348             int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
 349                                       i_sdp_max - i_sdp - 1 );
 350
 351             if( i_read < 0 )
 352             {
 353                 msg_Err( p_demux, "failed to read SDP" );
 354                 free( p_sys );
 355                 return VLC_EGENERIC;
 356             }
 357
 358             i_sdp += i_read;
 359
 360             if( i_read < i_sdp_max - i_sdp - 1 )
 361             {
 362                 p_sdp[i_sdp] = '\0';
 363                 break;
 364             }
 365
 366             i_sdp_max += 1000;
 367             p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
 368         }
 369         p_sys->p_sdp = (char*)p_sdp;
 370
 371         msg_Dbg( p_demux, "sdp=%s\n", p_sys->p_sdp );
 372     }
 373     if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
 374     {
 375         msg_Err( p_demux, "MediaSession::createNew failed" );
 376         goto error;
 377     }
 378
 379     b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" );
 380
 381     /* Initialise each media subsession */
 382     iter = new MediaSubsessionIterator( *p_sys->ms );
 383     while( ( sub = iter->next() ) != NULL )
 384     {
 385         unsigned int i_buffer = 0;
 386         Boolean bInit;
 387         int i_client_port;
 388
 389         i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
 390         if( i_client_port != -1 )
 391             sub->setClientPortNum( i_client_port );
 392
 393         /* Value taken from mplayer */
 394         if( !strcmp( sub->mediumName(), "audio" ) )
 395             i_buffer = 100000;
 396         else if( !strcmp( sub->mediumName(), "video" ) )
 397             i_buffer = 2000000;
 398         else
 399             continue;
 400
 401         if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
 402             bInit = sub->initiate( 4 ); /* Constant ? */
 403         else
 404             bInit = sub->initiate();
 405
 406         if( !bInit )
 407         {
 408             msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
 409                       sub->mediumName(), sub->codecName(),
 410                       p_sys->env->getResultMsg() );
 411         }
 412         else
 413         {
 414             if( sub->rtpSource() )
 415             {
 416                 int fd = sub->rtpSource()->RTPgs()->socketNum();
 417                 /* Increase the buffer size */
 418                 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
 419             }
 420
 421             msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
 422                      sub->codecName() );
 423
 424             /* Issue the SETUP */
 425             if( p_sys->rtsp )
 426             {
 427                 p_sys->rtsp->setupMediaSubsession( *sub, False,
 428                                                    b_rtsp_tcp ? True : False );
 429             }
 430             if( !p_sys->b_multicast )
 431             {
 432                 /* Check, because we need diff. rollover behaviour for multicast */
 433                 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
 434             }
 435         }
 436     }
 437
 438     if( p_sys->rtsp )
 439     {
 440         /* The PLAY */
 441         if( !p_sys->rtsp->playMediaSession( *p_sys->ms ) )
 442         {
 443             msg_Err( p_demux, "PLAY failed %s", p_sys->env->getResultMsg() );
 444             delete iter;
 445             goto error;
 446         }
 447
 448         /* Retrieve the timeout value and set up a timeout prevention thread */
 449 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1138089600
 450         p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
 451 #endif
 452         if( p_sys->i_timeout > 0 )
 453         {
 454             msg_Dbg( p_demux, "We have a timeout of %d seconds",  p_sys->i_timeout );
 455             p_sys->p_timeout = (timeout_thread_t *)vlc_object_create( p_demux, sizeof(timeout_thread_t) );
 456             p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
 457             if( vlc_thread_create( p_sys->p_timeout, "liveMedia-timeout", TimeoutPrevention,
 458                                    VLC_THREAD_PRIORITY_LOW, VLC_TRUE ) )
 459             {
 460                 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
 461                 delete iter;
 462                 vlc_object_destroy( p_sys->p_timeout );
 463                 goto error;
 464             }
 465             msg_Dbg( p_demux, "spawned timeout thread" );
 466             vlc_object_attach( p_sys->p_timeout, p_demux );
 467         }
 468     }
 469
 470     /* Create all es struct */
 471     iter->reset();
 472     while( ( sub = iter->next() ) != NULL )
 473     {
 474         live_track_t *tk;
 475
 476         if( sub->readSource() == NULL ) continue;
 477
 478         tk = (live_track_t*)malloc( sizeof( live_track_t ) );
 479         tk->p_demux = p_demux;
 480         tk->waiting = 0;
 481         tk->i_pts   = 0;
 482         tk->b_quicktime = VLC_FALSE;
 483         tk->b_muxed     = VLC_FALSE;
 484         tk->b_asf       = VLC_FALSE;
 485         tk->b_rtcp_sync = VLC_FALSE;
 486         tk->p_out_muxed = NULL;
 487         tk->p_es        = NULL;
 488         tk->i_buffer    = 65536;
 489         tk->p_buffer    = (uint8_t *)malloc( 65536 );
 490
 491         /* Value taken from mplayer */
 492         if( !strcmp( sub->mediumName(), "audio" ) )
 493         {
 494             es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
 495             tk->fmt.audio.i_channels = sub->numChannels();
 496             tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
 497
 498             if( !strcmp( sub->codecName(), "MPA" ) ||
 499                 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
 500                 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
 501             {
 502                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
 503                 tk->fmt.audio.i_rate = 0;
 504             }
 505             else if( !strcmp( sub->codecName(), "AC3" ) )
 506             {
 507                 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
 508                 tk->fmt.audio.i_rate = 0;
 509             }
 510             else if( !strcmp( sub->codecName(), "L16" ) )
 511             {
 512                 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
 513                 tk->fmt.audio.i_bitspersample = 16;
 514             }
 515             else if( !strcmp( sub->codecName(), "L8" ) )
 516             {
 517                 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
 518                 tk->fmt.audio.i_bitspersample = 8;
 519             }
 520             else if( !strcmp( sub->codecName(), "PCMU" ) )
 521             {
 522                 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
 523             }
 524             else if( !strcmp( sub->codecName(), "PCMA" ) )
 525             {
 526                 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
 527             }
 528             else if( !strncmp( sub->codecName(), "G726", 4 ) )
 529             {
 530                 tk->fmt.i_codec = VLC_FOURCC( 'g', '7', '2', '6' );
 531                 tk->fmt.audio.i_rate = 8000;
 532                 tk->fmt.audio.i_channels = 1;
 533                 if( !strcmp( sub->codecName()+5, "40" ) )
 534                     tk->fmt.i_bitrate = 40000;
 535                 else if( !strcmp( sub->codecName()+5, "32" ) )
 536                     tk->fmt.i_bitrate = 32000;
 537                 else if( !strcmp( sub->codecName()+5, "24" ) )
 538                     tk->fmt.i_bitrate = 24000;
 539                 else if( !strcmp( sub->codecName()+5, "16" ) )
 540                     tk->fmt.i_bitrate = 16000;
 541             }
 542             else if( !strcmp( sub->codecName(), "AMR" ) )
 543             {
 544                 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
 545             }
 546             else if( !strcmp( sub->codecName(), "AMR-WB" ) )
 547             {
 548                 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
 549             }
 550             else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
 551             {
 552                 unsigned int i_extra;
 553                 uint8_t      *p_extra;
 554
 555                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
 556
 557                 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
 558                                                          i_extra ) ) )
 559                 {
 560                     tk->fmt.i_extra = i_extra;
 561                     tk->fmt.p_extra = malloc( i_extra );
 562                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 563                     delete[] p_extra;
 564                 }
 565
 566 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1141257600
 567                 /* Because the "faad" decoder does not handle the LATM data length field
 568                    at the start of each returned LATM frame, tell the RTP source to omit it. */
 569                 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
 570 #endif
 571             }
 572             else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
 573             {
 574                 unsigned int i_extra;
 575                 uint8_t      *p_extra;
 576
 577                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
 578
 579                 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
 580                                                        i_extra ) ) )
 581                 {
 582                     tk->fmt.i_extra = i_extra;
 583                     tk->fmt.p_extra = malloc( i_extra );
 584                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 585                     delete[] p_extra;
 586                 }
 587             }
 588             else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
 589             {
 590                 tk->b_asf = VLC_TRUE;
 591                 if( p_sys->p_out_asf == NULL )
 592                     p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
 593                                                         p_demux->out );
 594             }
 595         }
 596         else if( !strcmp( sub->mediumName(), "video" ) )
 597         {
 598             es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
 599             if( !strcmp( sub->codecName(), "MPV" ) )
 600             {
 601                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
 602             }
 603             else if( !strcmp( sub->codecName(), "H263" ) ||
 604                      !strcmp( sub->codecName(), "H263-1998" ) ||
 605                      !strcmp( sub->codecName(), "H263-2000" ) )
 606             {
 607                 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
 608             }
 609             else if( !strcmp( sub->codecName(), "H261" ) )
 610             {
 611                 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
 612             }
 613             else if( !strcmp( sub->codecName(), "H264" ) )
 614             {
 615 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
 616                 unsigned int i_extra = 0;
 617                 uint8_t      *p_extra = NULL;
 618 #endif
 619                 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '4' );
 620                 tk->fmt.b_packetized = VLC_FALSE;
 621
 622                 /* XXX not the right minimal version I fear */
 623 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
 624                 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
 625                                                 i_extra ) ) )
 626                 {
 627                     tk->fmt.i_extra = i_extra;
 628                     tk->fmt.p_extra = malloc( i_extra );
 629                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 630
 631                     delete[] p_extra;
 632                 }
 633 #endif
 634             }
 635             else if( !strcmp( sub->codecName(), "JPEG" ) )
 636             {
 637                 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
 638             }
 639             else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
 640             {
 641                 unsigned int i_extra;
 642                 uint8_t      *p_extra;
 643
 644                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
 645
 646                 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
 647                                                        i_extra ) ) )
 648                 {
 649                     tk->fmt.i_extra = i_extra;
 650                     tk->fmt.p_extra = malloc( i_extra );
 651                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 652                     delete[] p_extra;
 653                 }
 654             }
 655             else if( !strcmp( sub->codecName(), "X-QT" ) ||
 656                      !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
 657                      !strcmp( sub->codecName(), "X-QDM" ) ||
 658                      !strcmp( sub->codecName(), "X-SV3V-ES" )  ||
 659                      !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
 660             {
 661                 tk->b_quicktime = VLC_TRUE;
 662             }
 663             else if( !strcmp( sub->codecName(), "MP2T" ) )
 664             {
 665                 tk->b_muxed = VLC_TRUE;
 666                 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
 667             }
 668             else if( !strcmp( sub->codecName(), "MP2P" ) ||
 669                      !strcmp( sub->codecName(), "MP1S" ) )
 670             {
 671                 tk->b_muxed = VLC_TRUE;
 672                 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
 673                                                    p_demux->out );
 674             }
 675             else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
 676             {
 677                 tk->b_asf = VLC_TRUE;
 678                 if( p_sys->p_out_asf == NULL )
 679                     p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
 680                                                         p_demux->out );;
 681             }
 682         }
 683
 684         if( tk->fmt.i_codec != VLC_FOURCC( 'u', 'n', 'd', 'f' ) )
 685         {
 686             tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
 687         }
 688
 689         if( sub->rtcpInstance() != NULL )
 690         {
 691             sub->rtcpInstance()->setByeHandler( StreamClose, tk );
 692         }
 693
 694         if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
 695         {
 696             tk->readSource = sub->readSource();
 697             tk->rtpSource  = sub->rtpSource();
 698
 699             /* Append */
 700             p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
 701             p_sys->track[p_sys->i_track++] = tk;
 702         }
 703         else
 704         {
 705             free( tk );
 706         }
 707     }
 708
 709     delete iter;
 710
 711     if( p_sys->p_out_asf && ParseASF( p_demux ) )
 712     {
 713         msg_Err( p_demux, "cannot find a usable asf header" );
 714         /* TODO Clean tracks */
 715         goto error;
 716     }
 717
 718     p_sys->i_length = (mtime_t)(p_sys->ms->playEndTime() * 1000000.0);
 719     if( p_sys->i_length < 0 )
 720     {
 721         p_sys->i_length = 0;
 722     }
 723     else if( p_sys->i_length > 0 )
 724     {
 725         /* FIXME */
 726         /* p_input->stream.p_selected_area->i_size = 1000;*/ /* needed for now */
 727     }
 728
 729     if( p_sys->i_track <= 0 )
 730     {
 731         msg_Err( p_demux, "no codec supported, aborting" );
 732         goto error;
 733     }
 734
 735     return VLC_SUCCESS;
 736
 737 error:
 738     if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
 739     if( p_sys->ms ) Medium::close( p_sys->ms );
 740     if( p_sys->rtsp ) Medium::close( p_sys->rtsp );
 741     if( p_sys->env ) RECLAIM_ENV(p_sys->env);
 742     if( p_sys->p_timeout )
 743     {
 744         p_sys->p_timeout->b_die = VLC_TRUE;
 745         vlc_thread_join( p_sys->p_timeout );
 746         vlc_object_detach( p_sys->p_timeout );
 747         vlc_object_destroy( p_sys->p_timeout );
 748     }
 749     if( p_sys->scheduler ) delete p_sys->scheduler;
 750     if( p_sys->p_sdp ) free( p_sys->p_sdp );
 751     if( p_sys->psz_path ) free( p_sys->psz_path );
 752
 753     free( p_sys );
 754     return VLC_EGENERIC;
 755 }
 756
 757 /*****************************************************************************
 758  * DemuxClose:
 759  *****************************************************************************/
 760 static void Close( vlc_object_t *p_this )
 761 {
 762     demux_t *p_demux = (demux_t*)p_this;
 763     demux_sys_t *p_sys = p_demux->p_sys;
 764     int i;
 765
 766     for( i = 0; i < p_sys->i_track; i++ )
 767     {
 768         live_track_t *tk = p_sys->track[i];
 769
 770         if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
 771         free( tk->p_buffer );
 772         free( tk );
 773     }
 774
 775     if( p_sys->i_track ) free( p_sys->track );
 776     if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
 777
 778     if( p_sys->rtsp && p_sys->ms )
 779     {
 780         /* TEARDOWN */
 781         p_sys->rtsp->teardownMediaSession( *p_sys->ms );
 782     }
 783
 784     Medium::close( p_sys->ms );
 785
 786     if( p_sys->p_timeout )
 787     {
 788         p_sys->p_timeout->b_die = VLC_TRUE;
 789         vlc_thread_join( p_sys->p_timeout );
 790         vlc_object_detach( p_sys->p_timeout );
 791         vlc_object_destroy( p_sys->p_timeout );
 792     }
 793
 794     if( p_sys->rtsp ) Medium::close( p_sys->rtsp );
 795     if( p_sys->env ) RECLAIM_ENV(p_sys->env);
 796     if( p_sys->scheduler ) delete p_sys->scheduler;
 797     if( p_sys->p_sdp ) free( p_sys->p_sdp );
 798     if( p_sys->psz_path ) free( p_sys->psz_path );
 799     free( p_sys );
 800 }
 801
 802 /*****************************************************************************
 803  * Demux:
 804  *****************************************************************************/
 805 static int Demux( demux_t *p_demux )
 806 {
 807     demux_sys_t    *p_sys = p_demux->p_sys;
 808     TaskToken      task;
 809
 810     vlc_bool_t      b_send_pcr = VLC_TRUE;
 811     mtime_t         i_pcr = 0;
 812     int             i;
 813
 814     /* Check if we need to send the server a Keep-A-Live signal */
 815     if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
 816     {
 817         char *psz_bye = NULL;
 818 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1138089600
 819         p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
 820 #endif
 821         p_sys->b_timeout_call = VLC_FALSE;
 822     }
 823
 824     for( i = 0; i < p_sys->i_track; i++ )
 825     {
 826         live_track_t *tk = p_sys->track[i];
 827
 828         if( tk->b_asf || tk->b_muxed )
 829             b_send_pcr = VLC_FALSE;
 830
 831         if( i_pcr == 0 )
 832         {
 833             i_pcr = tk->i_pts;
 834         }
 835         else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
 836         {
 837             i_pcr = tk->i_pts ;
 838         }
 839     }
 840     if( i_pcr != p_sys->i_pcr && i_pcr > 0 )
 841     {
 842         p_sys->i_pcr = i_pcr;
 843
 844         if( b_send_pcr )
 845             es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_pcr );
 846         if( p_sys->i_pcr_start <= 0 || p_sys->i_pcr_start > i_pcr ||
 847             ( p_sys->i_length > 0 && i_pcr - p_sys->i_pcr_start > p_sys->i_length ) )
 848         {
 849             p_sys->i_pcr_start = i_pcr;
 850         }
 851     }
 852
 853     /* When a On Demand QT stream ends, the last frame keeps going with the same PCR/PTS value */
 854     /* This tests for that, so we can later decide to end this session */
 855     if( i_pcr > 0 && p_sys->i_pcr == p_sys->i_pcr_previous )
 856     {
 857         if( p_sys->i_pcr_repeats == 0 )
 858             p_sys->i_pcr_repeatdate = mdate();
 859         p_sys->i_pcr_repeats++;
 860     }
 861     else
 862     {
 863         p_sys->i_pcr_previous = p_sys->i_pcr;
 864         p_sys->i_pcr_repeatdate = 0;
 865         p_sys->i_pcr_repeats = 0;
 866     }
 867
 868     if( p_sys->i_pcr_repeats > 5 && mdate() > p_sys->i_pcr_repeatdate + 1000000 )
 869     {
 870         /* We need at least 5 repeats over at least a second of time before we EOF */
 871         msg_Dbg( p_demux, "suspect EOF due to end of VoD session" );
 872         return 0;
 873     }
 874
 875     /* First warm we want to read data */
 876     p_sys->event = 0;
 877     for( i = 0; i < p_sys->i_track; i++ )
 878     {
 879         live_track_t *tk = p_sys->track[i];
 880
 881         if( tk->waiting == 0 )
 882         {
 883             tk->waiting = 1;
 884             tk->readSource->getNextFrame( tk->p_buffer, tk->i_buffer,
 885                                           StreamRead, tk, StreamClose, tk );
 886         }
 887     }
 888     /* Create a task that will be called if we wait more than 300ms */
 889     task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
 890
 891     /* Do the read */
 892     p_sys->scheduler->doEventLoop( &p_sys->event );
 893
 894     /* remove the task */
 895     p_sys->scheduler->unscheduleDelayedTask( task );
 896
 897     /* Check for gap in pts value */
 898     for( i = 0; i < p_sys->i_track; i++ )
 899     {
 900         live_track_t *tk = p_sys->track[i];
 901
 902         if( !tk->b_muxed && !tk->b_rtcp_sync &&
 903             tk->rtpSource && tk->rtpSource->hasBeenSynchronizedUsingRTCP() )
 904         {
 905             msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
 906
 907             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 908             tk->b_rtcp_sync = VLC_TRUE;
 909
 910             /* reset PCR and PCR start, mmh won't work well for multi-stream I fear */
 911             tk->i_pts = 0;
 912             p_sys->i_pcr_start = 0;
 913             p_sys->i_pcr = 0;
 914             i_pcr = 0;
 915         }
 916     }
 917
 918     if( p_sys->b_multicast && p_sys->b_no_data && p_sys->i_no_data_ti > 120 )
 919     {
 920         /* FIXME Make this configurable
 921         msg_Err( p_demux, "no multicast data received in 36s, aborting" );
 922         return 0;
 923         */
 924     }
 925     else if( !p_sys->b_multicast && p_sys->b_no_data && p_sys->i_no_data_ti > 34 )
 926     {
 927         vlc_bool_t b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" );
 928
 929         if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
 930         {
 931             msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
 932             if( RollOverTcp( p_demux ) )
 933             {
 934                 msg_Err( p_demux, "TCP rollover failed, aborting" );
 935                 return 0;
 936             }
 937             var_SetBool( p_demux, "rtsp-tcp", VLC_TRUE );
 938         }
 939         else if( p_sys->i_no_data_ti > 34 )
 940         {
 941             msg_Err( p_demux, "no data received in 10s, aborting" );
 942             return 0;
 943         }
 944     }
 945     else if( !p_sys->b_multicast && p_sys->b_no_data&& p_sys->i_no_data_ti > 34 )
 946     {
 947         /* EOF ? */
 948         msg_Warn( p_demux, "no data received in 10s, eof ?" );
 949         return 0;
 950     }
 951
 952     return p_demux->b_error ? 0 : 1;
 953 }
 954
 955 /*****************************************************************************
 956  * Control:
 957  *****************************************************************************/
 958 static int Control( demux_t *p_demux, int i_query, va_list args )
 959 {
 960     demux_sys_t *p_sys = p_demux->p_sys;
 961     int64_t *pi64;
 962     double  *pf, f;
 963     vlc_bool_t *pb, b_bool;
 964
 965     switch( i_query )
 966     {
 967         case DEMUX_GET_TIME:
 968             pi64 = (int64_t*)va_arg( args, int64_t * );
 969             *pi64 = p_sys->i_pcr - p_sys->i_pcr_start + p_sys->i_start;
 970             return VLC_SUCCESS;
 971
 972         case DEMUX_GET_LENGTH:
 973             pi64 = (int64_t*)va_arg( args, int64_t * );
 974             *pi64 = p_sys->i_length;
 975             return VLC_SUCCESS;
 976
 977         case DEMUX_GET_POSITION:
 978             pf = (double*)va_arg( args, double* );
 979             if( p_sys->i_length > 0 )
 980             {
 981                 *pf = (double)( p_sys->i_pcr - p_sys->i_pcr_start +
 982                                 p_sys->i_start ) / (double)(p_sys->i_length);
 983             }
 984             else
 985             {
 986                 *pf = 0;
 987             }
 988             return VLC_SUCCESS;
 989
 990         case DEMUX_SET_POSITION:
 991         {
 992             float time;
 993
 994             f = (double)va_arg( args, double );
 995             time = f * (double)p_sys->i_length / 1000000.0;   /* in second */
 996
 997             if( p_sys->rtsp && p_sys->i_length > 0 )
 998             {
 999                 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time ) )
1000                 {
1001                     msg_Err( p_demux, "PLAY failed %s", p_sys->env->getResultMsg() );
1002                     return VLC_EGENERIC;
1003                 }
1004                 p_sys->i_start = (mtime_t)(f * (double)p_sys->i_length);
1005                 p_sys->i_pcr_start = 0;
1006                 p_sys->i_pcr       = 0;
1007
1008                 return VLC_SUCCESS;
1009             }
1010             return VLC_SUCCESS;
1011         }
1012
1013         /* Special for access_demux */
1014         case DEMUX_CAN_PAUSE:
1015             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
1016             if( p_sys->rtsp && p_sys->i_length )
1017                 /* Not always true, but will be handled in SET_PAUSE_STATE */
1018                 *pb = VLC_TRUE;
1019             else
1020                 *pb = VLC_FALSE;
1021             return VLC_SUCCESS;
1022
1023         case DEMUX_CAN_CONTROL_PACE:
1024             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
1025
1026 #if 0       /* Disable for now until we have a clock synchro algo
1027              * which works with something else than MPEG over UDP */
1028             *pb = VLC_FALSE;
1029 #else
1030             *pb = VLC_TRUE;
1031 #endif
1032             return VLC_SUCCESS;
1033
1034         case DEMUX_SET_PAUSE_STATE:
1035             double d_npt;
1036
1037             d_npt = ( (double)( p_sys->i_pcr - p_sys->i_pcr_start +
1038                                 p_sys->i_start ) ) / 1000000.00;
1039
1040             b_bool = (vlc_bool_t)va_arg( args, vlc_bool_t );
1041             if( p_sys->rtsp == NULL )
1042                 return VLC_EGENERIC;
1043
1044             if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1045                     ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1046                       d_npt > 0 ? d_npt : -1 ) ) )
1047             {
1048                     msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1049                     return VLC_EGENERIC;
1050             }
1051 #if 0
1052             /* reset PCR and PCR start, mmh won't work well for multi-stream I fear */
1053             for( i = 0; i < p_sys->i_track; i++ )
1054             {
1055                 p_sys->track[i]->i_pts = 0;
1056             }
1057             p_sys->i_pcr_start = 0; /* FIXME Wrong */
1058             p_sys->i_pcr = 0;
1059 #endif
1060             return VLC_SUCCESS;
1061
1062         case DEMUX_GET_TITLE_INFO:
1063         case DEMUX_SET_TITLE:
1064         case DEMUX_SET_SEEKPOINT:
1065             return VLC_EGENERIC;
1066
1067         case DEMUX_GET_PTS_DELAY:
1068             pi64 = (int64_t*)va_arg( args, int64_t * );
1069             *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1070             return VLC_SUCCESS;
1071
1072         default:
1073             return VLC_EGENERIC;
1074     }
1075 }
1076
1077 /*****************************************************************************
1078  * RollOverTcp: reopen the rtsp into TCP mode
1079  * XXX: ugly, a lot of code are duplicated from Open()
1080  *****************************************************************************/
1081 static int RollOverTcp( demux_t *p_demux )
1082 {
1083     demux_sys_t *p_sys = p_demux->p_sys;
1084     MediaSubsessionIterator *iter;
1085     MediaSubsession *sub;
1086     char *psz_url;
1087     char *psz_options;
1088     uint8_t *p_sdp;
1089     int i_tk;
1090
1091     /* We close the old RTSP session */
1092     p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1093
1094     Medium::close( p_sys->ms );
1095     Medium::close( p_sys->rtsp );
1096
1097     p_sys->ms = NULL;
1098     p_sys->rtsp = NULL;
1099
1100     /* Reopen rtsp client */
1101     if( ( p_sys->rtsp = RTSPClient::createNew(*p_sys->env, 1/*verbose*/,
1102           "VLC Media Player" ) ) == NULL )
1103     {
1104         msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
1105                  p_sys->env->getResultMsg() );
1106         return VLC_EGENERIC;
1107     }
1108
1109     asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
1110
1111     if( ( psz_options = p_sys->rtsp->sendOptionsCmd( psz_url ) ) )
1112         delete [] psz_options;
1113
1114     p_sdp = (uint8_t*)p_sys->rtsp->describeURL( psz_url,
1115                           NULL, var_CreateGetBool( p_demux, "rtsp-kasenna" ) );
1116     free( psz_url );
1117     if( p_sdp == NULL )
1118     {
1119         msg_Err( p_demux, "describeURL failed (%s)",
1120                  p_sys->env->getResultMsg() );
1121         return VLC_EGENERIC;
1122     }
1123
1124     /* malloc-ated copy */
1125     p_sys->p_sdp = strdup( (char*)p_sdp );
1126     delete[] p_sdp;
1127
1128     if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
1129     {
1130         msg_Err( p_demux, "MediaSession::createNew failed" );
1131         return VLC_EGENERIC;
1132     }
1133
1134     /* Initialise each media subsession */
1135     iter = new MediaSubsessionIterator( *p_sys->ms );
1136     while( ( sub = iter->next() ) != NULL )
1137     {
1138         Boolean bInit;
1139
1140         if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
1141             bInit = sub->initiate( 4 ); /* Constant ? */
1142         else
1143             bInit = sub->initiate();
1144
1145         if( !bInit )
1146         {
1147             msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
1148                       sub->mediumName(), sub->codecName(),
1149                       p_sys->env->getResultMsg() );
1150             continue;
1151         }
1152         msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
1153                  sub->codecName() );
1154
1155         /* Issue the SETUP */
1156         p_sys->rtsp->setupMediaSubsession( *sub, False, True /* tcp */ );
1157     }
1158
1159     /* The PLAY */
1160     if( !p_sys->rtsp->playMediaSession( *p_sys->ms ) )
1161     {
1162         msg_Err( p_demux, "PLAY failed %s", p_sys->env->getResultMsg() );
1163         return VLC_EGENERIC;
1164     }
1165
1166     /* Update all tracks */
1167     iter->reset();
1168     i_tk = 0;
1169     while( ( sub = iter->next() ) != NULL )
1170     {
1171         live_track_t *tk;
1172
1173         if( sub->readSource() == NULL )
1174             continue;
1175         if( i_tk >= p_sys->i_track )
1176         {
1177             msg_Err( p_demux, "WTF !" );
1178             break;
1179         }
1180
1181         tk = p_sys->track[i_tk];
1182
1183         /* Reset state */
1184         tk->waiting = 0;
1185         tk->i_pts   = 0;
1186         tk->b_rtcp_sync = VLC_FALSE;
1187
1188         if( sub->rtcpInstance() != NULL )
1189             sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1190
1191         tk->readSource = sub->readSource();
1192         tk->rtpSource  = sub->rtpSource();
1193
1194         i_tk++;
1195     }
1196
1197     delete iter;
1198
1199     return VLC_SUCCESS;
1200 }
1201
1202
1203 /*****************************************************************************
1204  *
1205  *****************************************************************************/
1206 static void StreamRead( void *p_private, unsigned int i_size,
1207                         unsigned int i_truncated_bytes, struct timeval pts,
1208                         unsigned int duration )
1209 {
1210     live_track_t   *tk = (live_track_t*)p_private;
1211     demux_t        *p_demux = tk->p_demux;
1212     demux_sys_t    *p_sys = p_demux->p_sys;
1213     block_t        *p_block;
1214
1215     mtime_t i_pts = (uint64_t)pts.tv_sec * UI64C(1000000) +
1216         (uint64_t)pts.tv_usec;
1217
1218     /* XXX Beurk beurk beurk Avoid having negative value XXX */
1219     i_pts &= UI64C(0x00ffffffffffffff);
1220
1221     if( tk->b_quicktime && tk->p_es == NULL )
1222     {
1223         QuickTimeGenericRTPSource *qtRTPSource =
1224             (QuickTimeGenericRTPSource*)tk->rtpSource;
1225         QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1226         uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1227
1228         if( qtState.sdAtomSize < 16 + 32 )
1229         {
1230             /* invalid */
1231             p_sys->event = 0xff;
1232             tk->waiting = 0;
1233             return;
1234         }
1235         tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1236         tk->fmt.video.i_width  = (sdAtom[28] << 8) | sdAtom[29];
1237         tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1238
1239         tk->fmt.i_extra        = qtState.sdAtomSize - 16;
1240         tk->fmt.p_extra        = malloc( tk->fmt.i_extra );
1241         memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1242
1243         tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1244     }
1245
1246 #if 0
1247     fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1248              i_size,
1249              pts.tv_sec * 1000000LL + pts.tv_usec );
1250 #endif
1251
1252     /* grow buffer if it looks like buffer is too small, but don't eat
1253      * up all the memory on strange streams */
1254     if( i_truncated_bytes > 0 && tk->i_buffer < 2000000 )
1255     {
1256         void *p_tmp;
1257         msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1258         msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1259         tk->i_buffer *= 2;
1260         p_tmp = realloc( tk->p_buffer, tk->i_buffer );
1261         if (p_tmp == NULL)
1262         {
1263             msg_Warn( p_demux, "realloc failed" );
1264         }
1265         else
1266         {
1267             tk->p_buffer = (uint8_t*)p_tmp;
1268         }
1269     }
1270     if( i_size > tk->i_buffer )
1271     {
1272         msg_Warn( p_demux, "buffer overflow" );
1273     }
1274     /* FIXME could i_size be > buffer size ? */
1275     if( tk->fmt.i_codec == VLC_FOURCC('s','a','m','r') ||
1276         tk->fmt.i_codec == VLC_FOURCC('s','a','w','b') )
1277     {
1278         AMRAudioSource *amrSource = (AMRAudioSource*)tk->readSource;
1279
1280         p_block = block_New( p_demux, i_size + 1 );
1281         p_block->p_buffer[0] = amrSource->lastFrameHeader();
1282         memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1283     }
1284     else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','1') )
1285     {
1286 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1081468800
1287         H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->rtpSource;
1288         uint32_t header = h261Source->lastSpecialHeader();
1289 #else
1290         uint32_t header = 0;
1291         msg_Warn( p_demux, "need livemedia library >= \"2004.04.09\"" );
1292 #endif
1293         p_block = block_New( p_demux, i_size + 4 );
1294         memcpy( p_block->p_buffer, &header, 4 );
1295         memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1296
1297         if( tk->rtpSource->curPacketMarkerBit() )
1298             p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1299     }
1300     else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','4') )
1301     {
1302         if( (tk->p_buffer[0] & 0x1f) >= 24 )
1303             msg_Warn( p_demux, "unsupported NAL type for H264" );
1304
1305         /* Normal NAL type */
1306         p_block = block_New( p_demux, i_size + 4 );
1307         p_block->p_buffer[0] = 0x00;
1308         p_block->p_buffer[1] = 0x00;
1309         p_block->p_buffer[2] = 0x00;
1310         p_block->p_buffer[3] = 0x01;
1311         memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1312     }
1313     else if( tk->b_asf )
1314     {
1315         int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1316         p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1317
1318         memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1319     }
1320     else
1321     {
1322         p_block = block_New( p_demux, i_size );
1323         memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1324     }
1325
1326     //p_block->i_rate = p_input->stream.control.i_rate;
1327
1328     if( i_pts != tk->i_pts && !tk->b_muxed )
1329     {
1330         p_block->i_dts = ( tk->fmt.i_cat == VIDEO_ES ) ? 0 : i_pts;
1331         p_block->i_pts = i_pts;
1332     }
1333
1334     if( tk->b_muxed )
1335     {
1336         stream_DemuxSend( tk->p_out_muxed, p_block );
1337     }
1338     else if( tk->b_asf )
1339     {
1340         stream_DemuxSend( p_sys->p_out_asf, p_block );
1341     }
1342     else
1343     {
1344         es_out_Send( p_demux->out, tk->p_es, p_block );
1345     }
1346
1347     /* warm that's ok */
1348     p_sys->event = 0xff;
1349
1350     /* we have read data */
1351     tk->waiting = 0;
1352     p_demux->p_sys->b_no_data = VLC_FALSE;
1353     p_demux->p_sys->i_no_data_ti = 0;
1354
1355     if( i_pts > 0 && !tk->b_muxed )
1356     {
1357         tk->i_pts = i_pts;
1358     }
1359 }
1360
1361 /*****************************************************************************
1362  *
1363  *****************************************************************************/
1364 static void StreamClose( void *p_private )
1365 {
1366     live_track_t   *tk = (live_track_t*)p_private;
1367     demux_t        *p_demux = tk->p_demux;
1368     demux_sys_t    *p_sys = p_demux->p_sys;
1369
1370     msg_Dbg( p_demux, "StreamClose" );
1371
1372     p_sys->event = 0xff;
1373     p_demux->b_error = VLC_TRUE;
1374 }
1375
1376
1377 /*****************************************************************************
1378  *
1379  *****************************************************************************/
1380 static void TaskInterrupt( void *p_private )
1381 {
1382     demux_t *p_demux = (demux_t*)p_private;
1383
1384     p_demux->p_sys->i_no_data_ti++;
1385
1386     /* Avoid lock */
1387     p_demux->p_sys->event = 0xff;
1388 }
1389
1390 /*****************************************************************************
1391  *
1392  *****************************************************************************/
1393 static void TimeoutPrevention( timeout_thread_t *p_timeout )
1394 {
1395     p_timeout->b_die = VLC_FALSE;
1396     p_timeout->i_remain = (int64_t)p_timeout->p_sys->i_timeout -2;
1397     p_timeout->i_remain *= 1000000;
1398
1399     vlc_thread_ready( p_timeout );
1400
1401     /* Avoid lock */
1402     while( !p_timeout->b_die )
1403     {
1404         if( p_timeout->i_remain <= 0 )
1405         {
1406             p_timeout->i_remain = (int64_t)p_timeout->p_sys->i_timeout -2;
1407             p_timeout->i_remain *= 1000000;
1408             p_timeout->p_sys->b_timeout_call = VLC_TRUE;
1409             msg_Dbg( p_timeout, "reset the timeout timer" );
1410         }
1411         p_timeout->i_remain -= 200000;
1412         msleep( 200000 ); /* 200 ms */
1413     }
1414 }
1415
1416 /*****************************************************************************
1417  *
1418  *****************************************************************************/
1419 static int b64_decode( char *dest, char *src );
1420
1421 static int ParseASF( demux_t *p_demux )
1422 {
1423     demux_sys_t    *p_sys = p_demux->p_sys;
1424
1425     const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1426     char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1427     char *psz_end;
1428     block_t *p_header;
1429
1430     /* Parse the asf header */
1431     if( psz_asf == NULL )
1432         return VLC_EGENERIC;
1433
1434     psz_asf += strlen( psz_marker );
1435     psz_asf = strdup( psz_asf );    /* Duplicate it */
1436     psz_end = strchr( psz_asf, '\n' );
1437
1438     while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1439         *psz_end-- = '\0';
1440
1441     if( psz_asf >= psz_end )
1442     {
1443         free( psz_asf );
1444         return VLC_EGENERIC;
1445     }
1446
1447     /* Always smaller */
1448     p_header = block_New( p_demux, psz_end - psz_asf );
1449     p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1450     //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1451     if( p_header->i_buffer <= 0 )
1452     {
1453         free( psz_asf );
1454         return VLC_EGENERIC;
1455     }
1456
1457     /* Parse it to get packet size */
1458     E_(asf_HeaderParse)( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1459
1460     /* Send it to demuxer */
1461     stream_DemuxSend( p_sys->p_out_asf, p_header );
1462
1463     free( psz_asf );
1464     return VLC_SUCCESS;
1465 }
1466
1467 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
1468 static unsigned char* parseH264ConfigStr( char const* configStr,
1469                                           unsigned int& configSize )
1470 {
1471     char *dup, *psz;
1472
1473     if( configSize )
1474     configSize = 0;
1475
1476     if( configStr == NULL || *configStr == '\0' )
1477         return NULL;
1478
1479     psz = dup = strdup( configStr );
1480
1481     unsigned char *cfg = new unsigned char[5 * strlen(psz)];
1482     for( ;; )
1483     {
1484         char *p = strchr( psz, ',' );
1485         if( p )
1486             *p++ = '\0';
1487
1488         cfg[configSize++] = 0x00;
1489         cfg[configSize++] = 0x00;
1490         cfg[configSize++] = 0x00;
1491         cfg[configSize++] = 0x01;
1492         configSize += b64_decode( (char*)&cfg[configSize], psz );
1493
1494         if( p == NULL )
1495             break;
1496         psz = p;
1497     }
1498
1499     if( dup ) free( dup );
1500     return cfg;
1501 }
1502 #endif
1503
1504 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1505 static int b64_decode( char *dest, char *src )
1506 {
1507     const char *dest_start = dest;
1508     int  i_level;
1509     int  last = 0;
1510     int  b64[256] = {
1511         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 00-0F */
1512         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 10-1F */
1513         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,  /* 20-2F */
1514         52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1,  /* 30-3F */
1515         -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,  /* 40-4F */
1516         15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,  /* 50-5F */
1517         -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,  /* 60-6F */
1518         41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1,  /* 70-7F */
1519         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 80-8F */
1520         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 90-9F */
1521         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* A0-AF */
1522         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* B0-BF */
1523         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* C0-CF */
1524         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* D0-DF */
1525         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* E0-EF */
1526         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1   /* F0-FF */
1527         };
1528
1529     for( i_level = 0; *src != '\0'; src++ )
1530     {
1531         int  c;
1532
1533         c = b64[(unsigned int)*src];
1534         if( c == -1 )
1535         {
1536             continue;
1537         }
1538
1539         switch( i_level )
1540         {
1541             case 0:
1542                 i_level++;
1543                 break;
1544             case 1:
1545                 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1546                 i_level++;
1547                 break;
1548             case 2:
1549                 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1550                 i_level++;
1551                 break;
1552             case 3:
1553                 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1554                 i_level = 0;
1555         }
1556         last = c;
1557     }
1558
1559     *dest = '\0';
1560
1561     return dest - dest_start;
1562 }