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

   1 /*****************************************************************************
   2  * live.cpp : live.com support.
   3  *****************************************************************************
   4  * Copyright (C) 2003-2004 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., 59 Temple Place - Suite 330, Boston, MA  02111, 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 server speak 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 talk to normal RTSP servers." )
  70
  71 vlc_module_begin();
  72     set_description( _("live.com (RTSP/RTP/SDP) demuxer" ) );
  73     set_capability( "demux2", 50 );
  74     set_shortname( "Live.com 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( "rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
  90             CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
  91         add_bool( "rtsp-kasenna", VLC_FALSE, NULL, KASENNA_TEXT,
  92                   KASENNA_LONGTEXT, VLC_TRUE );
  93 vlc_module_end();
  94
  95 /* TODO:
  96  *  - Improve support of PS/TS
  97  *  - Support X-QT/X-QUICKTIME generic codec for audio.
  98  *
  99  *  - Check memory leak, delete/free -> still one when using rtsp-tcp but I'm
 100  *  not sure if it comes from me.
 101  *
 102  */
 103
 104 /*****************************************************************************
 105  * Local prototypes
 106  *****************************************************************************/
 107 typedef struct
 108 {
 109     demux_t     *p_demux;
 110
 111     vlc_bool_t   b_quicktime;
 112     vlc_bool_t   b_muxed;
 113     vlc_bool_t   b_asf;
 114
 115     es_format_t  fmt;
 116     es_out_id_t  *p_es;
 117
 118     stream_t     *p_out_muxed;    /* for muxed stream */
 119
 120     RTPSource    *rtpSource;
 121     FramedSource *readSource;
 122     vlc_bool_t   b_rtcp_sync;
 123
 124     uint8_t      *p_buffer;
 125     unsigned int  i_buffer;
 126
 127     char         waiting;
 128
 129     mtime_t      i_pts;
 130
 131 } live_track_t;
 132
 133 struct demux_sys_t
 134 {
 135     char         *p_sdp;    /* XXX mallocated */
 136     char         *psz_path; /* URL-encoded path */
 137
 138     MediaSession     *ms;
 139     TaskScheduler    *scheduler;
 140     UsageEnvironment *env ;
 141     RTSPClient       *rtsp;
 142
 143     /* */
 144     int              i_track;
 145     live_track_t     **track;   /* XXX mallocated */
 146     mtime_t          i_pcr;
 147     mtime_t          i_pcr_start;
 148
 149     /* Asf */
 150     asf_header_t     asfh;
 151     stream_t         *p_out_asf;
 152
 153     /* */
 154     mtime_t          i_length;
 155     mtime_t          i_start;
 156
 157     /* */
 158     vlc_bool_t       b_multicast;   /* true if one of the tracks is multicasted */
 159     vlc_bool_t       b_no_data;     /* true if we never receive any data */
 160     int              i_no_data_ti;  /* consecutive number of TaskInterrupt */
 161
 162     char             event;
 163 };
 164
 165 static int Demux  ( demux_t * );
 166 static int Control( demux_t *, int, va_list );
 167
 168 static int ParseASF( demux_t * );
 169
 170 static int RollOverTcp( demux_t * );
 171
 172 static void StreamRead( void *, unsigned int, unsigned int,
 173                         struct timeval, unsigned int );
 174 static void StreamClose( void * );
 175 static void TaskInterrupt( void * );
 176
 177 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
 178 static unsigned char* parseH264ConfigStr( char const* configStr,
 179                                           unsigned int& configSize );
 180 #endif
 181
 182 /*****************************************************************************
 183  * DemuxOpen:
 184  *****************************************************************************/
 185 static int  Open ( vlc_object_t *p_this )
 186 {
 187     demux_t     *p_demux = (demux_t*)p_this;
 188     demux_sys_t *p_sys;
 189
 190     MediaSubsessionIterator *iter;
 191     MediaSubsession *sub;
 192
 193     vlc_bool_t b_rtsp_tcp;
 194     uint8_t *p_peek;
 195
 196     int     i_sdp;
 197     int     i_sdp_max;
 198     uint8_t *p_sdp;
 199
 200     if( p_demux->s )
 201     {
 202         /* See if it looks like a SDP
 203            v, o, s fields are mandatory and in this order */
 204         if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
 205
 206         if( memcmp( (char*)p_peek, "v=0\r\n", 5 ) &&
 207             memcmp( (char*)p_peek, "v=0\n", 4 ) &&
 208             ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
 209         {
 210             return VLC_EGENERIC;
 211         }
 212     }
 213     else
 214     {
 215         var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
 216     }
 217
 218     p_demux->pf_demux  = Demux;
 219     p_demux->pf_control= Control;
 220     p_demux->p_sys     = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
 221     p_sys->p_sdp = NULL;
 222     p_sys->scheduler = NULL;
 223     p_sys->env = NULL;
 224     p_sys->ms = NULL;
 225     p_sys->rtsp = NULL;
 226     p_sys->i_track = 0;
 227     p_sys->track   = NULL;
 228     p_sys->i_pcr   = 0;
 229     p_sys->i_pcr_start = 0;
 230     p_sys->i_length = 0;
 231     p_sys->i_start = 0;
 232     p_sys->p_out_asf = NULL;
 233     p_sys->b_no_data = VLC_TRUE;
 234     p_sys->i_no_data_ti = 0;
 235     p_sys->b_multicast = VLC_FALSE;
 236     p_sys->psz_path = p_demux->psz_path;
 237
 238
 239     if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
 240     {
 241         msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
 242         goto error;
 243     }
 244     if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
 245     {
 246         msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
 247         goto error;
 248     }
 249
 250     if( strcasecmp( p_demux->psz_access, "sdp" ) )
 251     {
 252         char *p = p_sys->psz_path;
 253         while( (p = strchr( p, ' ' )) != NULL )
 254             *p = '+';
 255     }
 256
 257     if( p_demux->s == NULL && !strcasecmp( p_demux->psz_access, "rtsp" ) )
 258     {
 259         char *psz_url;
 260         char *psz_options;
 261
 262         if( ( p_sys->rtsp = RTSPClient::createNew(*p_sys->env, 1/*verbose*/,
 263               "VLC Media Player" ) ) == NULL )
 264         {
 265             msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
 266                      p_sys->env->getResultMsg() );
 267             goto error;
 268         }
 269         psz_url = (char*)malloc( strlen( p_sys->psz_path ) + 8 );
 270         sprintf( psz_url, "rtsp://%s", p_sys->psz_path );
 271
 272         psz_options = p_sys->rtsp->sendOptionsCmd( psz_url );
 273         if( psz_options )
 274             delete [] psz_options;
 275
 276         p_sdp = (uint8_t*)p_sys->rtsp->describeURL( psz_url,
 277                               NULL, var_CreateGetBool( p_demux, "rtsp-kasenna" ) );
 278         if( p_sdp == NULL )
 279         {
 280             msg_Err( p_demux, "describeURL failed (%s)",
 281                      p_sys->env->getResultMsg() );
 282             free( psz_url );
 283             goto error;
 284         }
 285         free( psz_url );
 286
 287         /* malloc-ated copy */
 288         p_sys->p_sdp = strdup( (char*)p_sdp );
 289         delete[] p_sdp;
 290         msg_Dbg( p_demux, "sdp=%s\n", p_sys->p_sdp );
 291     }
 292     else if( p_demux->s == NULL && !strcasecmp( p_demux->psz_access, "sdp" ) )
 293     {
 294         p_sys->p_sdp = strdup( p_sys->psz_path );
 295     }
 296     else
 297     {
 298         /* Gather the complete sdp file */
 299         i_sdp = 0;
 300         i_sdp_max = 1000;
 301         p_sdp = (uint8_t*)malloc( i_sdp_max );
 302         for( ;; )
 303         {
 304             int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
 305                                       i_sdp_max - i_sdp - 1 );
 306
 307             if( i_read < 0 )
 308             {
 309                 msg_Err( p_demux, "failed to read SDP" );
 310                 free( p_sys );
 311                 return VLC_EGENERIC;
 312             }
 313
 314             i_sdp += i_read;
 315
 316             if( i_read < i_sdp_max - i_sdp - 1 )
 317             {
 318                 p_sdp[i_sdp] = '\0';
 319                 break;
 320             }
 321
 322             i_sdp_max += 1000;
 323             p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
 324         }
 325         p_sys->p_sdp = (char*)p_sdp;
 326
 327         msg_Dbg( p_demux, "sdp=%s\n", p_sys->p_sdp );
 328     }
 329     if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
 330     {
 331         msg_Err( p_demux, "MediaSession::createNew failed" );
 332         goto error;
 333     }
 334
 335     b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" );
 336
 337     /* Initialise each media subsession */
 338     iter = new MediaSubsessionIterator( *p_sys->ms );
 339     while( ( sub = iter->next() ) != NULL )
 340     {
 341         unsigned int i_buffer = 0;
 342         Boolean bInit;
 343
 344         /* Value taken from mplayer */
 345         if( !strcmp( sub->mediumName(), "audio" ) )
 346             i_buffer = 100000;
 347         else if( !strcmp( sub->mediumName(), "video" ) )
 348             i_buffer = 2000000;
 349         else
 350             continue;
 351
 352         if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
 353             bInit = sub->initiate( 4 ); /* Constant ? */
 354         else
 355             bInit = sub->initiate();
 356
 357         if( !bInit )
 358         {
 359             msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
 360                       sub->mediumName(), sub->codecName(),
 361                       p_sys->env->getResultMsg() );
 362         }
 363         else
 364         {
 365             if( sub->rtpSource() )
 366             {
 367                 int fd = sub->rtpSource()->RTPgs()->socketNum();
 368                 /* Increase the buffer size */
 369                 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
 370             }
 371
 372             msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
 373                      sub->codecName() );
 374
 375             /* Issue the SETUP */
 376             if( p_sys->rtsp )
 377             {
 378                 p_sys->rtsp->setupMediaSubsession( *sub, False,
 379                                                    b_rtsp_tcp ? True : False );
 380             }
 381             if( !p_sys->b_multicast )
 382             {
 383                 /* Check, because we need diff. rollover behaviour for multicast */
 384                 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
 385             }
 386         }
 387     }
 388
 389     if( p_sys->rtsp )
 390     {
 391         /* The PLAY */
 392         if( !p_sys->rtsp->playMediaSession( *p_sys->ms ) )
 393         {
 394             msg_Err( p_demux, "PLAY failed %s", p_sys->env->getResultMsg() );
 395             goto error;
 396         }
 397     }
 398
 399     /* Create all es struct */
 400     iter->reset();
 401     while( ( sub = iter->next() ) != NULL )
 402     {
 403         live_track_t *tk;
 404
 405         if( sub->readSource() == NULL )
 406         {
 407             continue;
 408         }
 409
 410         tk = (live_track_t*)malloc( sizeof( live_track_t ) );
 411         tk->p_demux = p_demux;
 412         tk->waiting = 0;
 413         tk->i_pts   = 0;
 414         tk->b_quicktime = VLC_FALSE;
 415         tk->b_muxed     = VLC_FALSE;
 416         tk->b_asf       = VLC_FALSE;
 417         tk->b_rtcp_sync = VLC_FALSE;
 418         tk->p_out_muxed = NULL;
 419         tk->p_es        = NULL;
 420         tk->i_buffer    = 65536;
 421         tk->p_buffer    = (uint8_t *)malloc( 65536 );
 422
 423         /* Value taken from mplayer */
 424         if( !strcmp( sub->mediumName(), "audio" ) )
 425         {
 426             es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
 427             tk->fmt.audio.i_channels = sub->numChannels();
 428             tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
 429
 430             if( !strcmp( sub->codecName(), "MPA" ) ||
 431                 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
 432                 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
 433             {
 434                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
 435                 tk->fmt.audio.i_rate = 0;
 436             }
 437             else if( !strcmp( sub->codecName(), "AC3" ) )
 438             {
 439                 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
 440                 tk->fmt.audio.i_rate = 0;
 441             }
 442             else if( !strcmp( sub->codecName(), "L16" ) )
 443             {
 444                 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
 445                 tk->fmt.audio.i_bitspersample = 16;
 446             }
 447             else if( !strcmp( sub->codecName(), "L8" ) )
 448             {
 449                 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
 450                 tk->fmt.audio.i_bitspersample = 8;
 451             }
 452             else if( !strcmp( sub->codecName(), "PCMU" ) )
 453             {
 454                 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
 455             }
 456             else if( !strcmp( sub->codecName(), "PCMA" ) )
 457             {
 458                 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
 459             }
 460             else if( !strcmp( sub->codecName(), "AMR" ) )
 461             {
 462                 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
 463             }
 464             else if( !strcmp( sub->codecName(), "AMR-WB" ) )
 465             {
 466                 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
 467             }
 468             else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
 469             {
 470                 unsigned int i_extra;
 471                 uint8_t      *p_extra;
 472
 473                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
 474
 475                 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
 476                                                          i_extra ) ) )
 477                 {
 478                     tk->fmt.i_extra = i_extra;
 479                     tk->fmt.p_extra = malloc( i_extra );
 480                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 481                     delete[] p_extra;
 482                 }
 483             }
 484             else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
 485             {
 486                 unsigned int i_extra;
 487                 uint8_t      *p_extra;
 488
 489                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
 490
 491                 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
 492                                                        i_extra ) ) )
 493                 {
 494                     tk->fmt.i_extra = i_extra;
 495                     tk->fmt.p_extra = malloc( i_extra );
 496                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 497                     delete[] p_extra;
 498                 }
 499             }
 500             else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
 501             {
 502                 tk->b_asf = VLC_TRUE;
 503                 if( p_sys->p_out_asf == NULL )
 504                     p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
 505                                                         p_demux->out );
 506             }
 507         }
 508         else if( !strcmp( sub->mediumName(), "video" ) )
 509         {
 510             es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
 511             if( !strcmp( sub->codecName(), "MPV" ) )
 512             {
 513                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
 514             }
 515             else if( !strcmp( sub->codecName(), "H263" ) ||
 516                      !strcmp( sub->codecName(), "H263-1998" ) ||
 517                      !strcmp( sub->codecName(), "H263-2000" ) )
 518             {
 519                 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
 520             }
 521             else if( !strcmp( sub->codecName(), "H261" ) )
 522             {
 523                 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
 524             }
 525             else if( !strcmp( sub->codecName(), "H264" ) )
 526             {
 527 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
 528                 unsigned int i_extra = 0;
 529                 uint8_t      *p_extra = NULL;
 530 #endif
 531                 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '4' );
 532                 tk->fmt.b_packetized = VLC_FALSE;
 533
 534                 /* XXX not the right minimal version I fear */
 535 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
 536                 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
 537                                                 i_extra ) ) )
 538                 {
 539                     tk->fmt.i_extra = i_extra;
 540                     tk->fmt.p_extra = malloc( i_extra );
 541                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 542
 543                     delete[] p_extra;
 544                 }
 545 #endif
 546             }
 547             else if( !strcmp( sub->codecName(), "JPEG" ) )
 548             {
 549                 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
 550             }
 551             else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
 552             {
 553                 unsigned int i_extra;
 554                 uint8_t      *p_extra;
 555
 556                 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
 557
 558                 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
 559                                                        i_extra ) ) )
 560                 {
 561                     tk->fmt.i_extra = i_extra;
 562                     tk->fmt.p_extra = malloc( i_extra );
 563                     memcpy( tk->fmt.p_extra, p_extra, i_extra );
 564                     delete[] p_extra;
 565                 }
 566             }
 567             else if( !strcmp( sub->codecName(), "X-QT" ) ||
 568                      !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
 569                      !strcmp( sub->codecName(), "X-QDM" ) ||
 570                      !strcmp( sub->codecName(), "X-SV3V-ES" )  ||
 571                      !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
 572             {
 573                 tk->b_quicktime = VLC_TRUE;
 574             }
 575             else if( !strcmp( sub->codecName(), "MP2T" ) )
 576             {
 577                 tk->b_muxed = VLC_TRUE;
 578                 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
 579             }
 580             else if( !strcmp( sub->codecName(), "MP2P" ) ||
 581                      !strcmp( sub->codecName(), "MP1S" ) )
 582             {
 583                 tk->b_muxed = VLC_TRUE;
 584                 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
 585                                                    p_demux->out );
 586             }
 587             else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
 588             {
 589                 tk->b_asf = VLC_TRUE;
 590                 if( p_sys->p_out_asf == NULL )
 591                     p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
 592                                                         p_demux->out );;
 593             }
 594         }
 595
 596         if( tk->fmt.i_codec != VLC_FOURCC( 'u', 'n', 'd', 'f' ) )
 597         {
 598             tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
 599         }
 600
 601         if( sub->rtcpInstance() != NULL )
 602         {
 603             sub->rtcpInstance()->setByeHandler( StreamClose, tk );
 604         }
 605
 606         if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
 607         {
 608             tk->readSource = sub->readSource();
 609             tk->rtpSource  = sub->rtpSource();
 610
 611             /* Append */
 612             p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
 613             p_sys->track[p_sys->i_track++] = tk;
 614         }
 615         else
 616         {
 617             free( tk );
 618         }
 619     }
 620
 621     delete iter;
 622
 623     if( p_sys->p_out_asf && ParseASF( p_demux ) )
 624     {
 625         msg_Err( p_demux, "cannot find a usable asf header" );
 626         /* TODO Clean tracks */
 627         goto error;
 628     }
 629
 630     p_sys->i_length = (mtime_t)(p_sys->ms->playEndTime() * 1000000.0);
 631     if( p_sys->i_length < 0 )
 632     {
 633         p_sys->i_length = 0;
 634     }
 635     else if( p_sys->i_length > 0 )
 636     {
 637         /* FIXME */
 638         /* p_input->stream.p_selected_area->i_size = 1000;*/ /* needed for now */
 639     }
 640
 641     if( p_sys->i_track <= 0 )
 642     {
 643         msg_Err( p_demux, "no codec supported, aborting" );
 644         goto error;
 645     }
 646
 647     return VLC_SUCCESS;
 648
 649 error:
 650     if( p_sys->p_out_asf )
 651     {
 652         stream_DemuxDelete( p_sys->p_out_asf );
 653     }
 654     if( p_sys->ms )
 655     {
 656         Medium::close( p_sys->ms );
 657     }
 658     if( p_sys->rtsp )
 659     {
 660         Medium::close( p_sys->rtsp );
 661     }
 662     if( p_sys->env )
 663     {
 664         RECLAIM_ENV(p_sys->env);
 665     }
 666     if( p_sys->scheduler )
 667     {
 668         delete p_sys->scheduler;
 669     }
 670     if( p_sys->p_sdp )
 671     {
 672         free( p_sys->p_sdp );
 673     }
 674     if( ( p_sys->psz_path != NULL )
 675      && ( p_sys->psz_path != p_demux->psz_path ) )
 676         free( p_sys->psz_path );
 677
 678     free( p_sys );
 679     return VLC_EGENERIC;
 680 }
 681
 682 /*****************************************************************************
 683  * DemuxClose:
 684  *****************************************************************************/
 685 static void Close( vlc_object_t *p_this )
 686 {
 687     demux_t *p_demux = (demux_t*)p_this;
 688     demux_sys_t *p_sys = p_demux->p_sys;
 689     int i;
 690
 691     for( i = 0; i < p_sys->i_track; i++ )
 692     {
 693         live_track_t *tk = p_sys->track[i];
 694
 695         if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
 696         free( tk->p_buffer );
 697         free( tk );
 698     }
 699
 700     if( p_sys->i_track ) free( p_sys->track );
 701     if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
 702
 703     if( p_sys->rtsp && p_sys->ms )
 704     {
 705         /* TEARDOWN */
 706         p_sys->rtsp->teardownMediaSession( *p_sys->ms );
 707     }
 708
 709     Medium::close( p_sys->ms );
 710
 711     if( p_sys->rtsp ) Medium::close( p_sys->rtsp );
 712     if( p_sys->env ) RECLAIM_ENV(p_sys->env);
 713     if( p_sys->scheduler ) delete p_sys->scheduler;
 714     if( p_sys->p_sdp ) free( p_sys->p_sdp );
 715     if( p_sys->psz_path != p_demux->psz_path )
 716         free( p_sys->psz_path );
 717     free( p_sys );
 718 }
 719
 720 /*****************************************************************************
 721  * Demux:
 722  *****************************************************************************/
 723 static int Demux( demux_t *p_demux )
 724 {
 725     demux_sys_t    *p_sys = p_demux->p_sys;
 726     TaskToken      task;
 727
 728     vlc_bool_t      b_send_pcr = VLC_TRUE;
 729     mtime_t         i_pcr = 0;
 730     int             i;
 731
 732     for( i = 0; i < p_sys->i_track; i++ )
 733     {
 734         live_track_t *tk = p_sys->track[i];
 735
 736         if( tk->b_asf || tk->b_muxed )
 737             b_send_pcr = VLC_FALSE;
 738
 739         if( i_pcr == 0 )
 740         {
 741             i_pcr = tk->i_pts;
 742         }
 743         else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
 744         {
 745             i_pcr = tk->i_pts ;
 746         }
 747     }
 748     if( i_pcr != p_sys->i_pcr && i_pcr > 0 )
 749     {
 750         p_sys->i_pcr = i_pcr;
 751
 752         if( b_send_pcr )
 753             es_out_Control( p_demux->out, ES_OUT_SET_PCR, i_pcr );
 754         if( p_sys->i_pcr_start <= 0 || p_sys->i_pcr_start > i_pcr ||
 755             ( p_sys->i_length > 0 && i_pcr - p_sys->i_pcr_start > p_sys->i_length ) )
 756         {
 757             p_sys->i_pcr_start = i_pcr;
 758         }
 759     }
 760
 761     /* First warm we want to read data */
 762     p_sys->event = 0;
 763     for( i = 0; i < p_sys->i_track; i++ )
 764     {
 765         live_track_t *tk = p_sys->track[i];
 766
 767         if( tk->waiting == 0 )
 768         {
 769             tk->waiting = 1;
 770             tk->readSource->getNextFrame( tk->p_buffer, tk->i_buffer,
 771                                           StreamRead, tk, StreamClose, tk );
 772         }
 773     }
 774     /* Create a task that will be called if we wait more than 300ms */
 775     task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
 776
 777     /* Do the read */
 778     p_sys->scheduler->doEventLoop( &p_sys->event );
 779
 780     /* remove the task */
 781     p_sys->scheduler->unscheduleDelayedTask( task );
 782
 783     /* Check for gap in pts value */
 784     for( i = 0; i < p_sys->i_track; i++ )
 785     {
 786         live_track_t *tk = p_sys->track[i];
 787
 788         if( !tk->b_muxed && !tk->b_rtcp_sync &&
 789             tk->rtpSource && tk->rtpSource->hasBeenSynchronizedUsingRTCP() )
 790         {
 791             msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
 792
 793             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
 794             tk->b_rtcp_sync = VLC_TRUE;
 795
 796             /* reset PCR and PCR start, mmh won't work well for multi-stream I fear */
 797             tk->i_pts = 0;
 798             p_sys->i_pcr_start = 0;
 799             p_sys->i_pcr = 0;
 800             i_pcr = 0;
 801         }
 802     }
 803
 804     if( p_sys->b_multicast && p_sys->b_no_data && p_sys->i_no_data_ti > 120 )
 805     {
 806         /* FIXME Make this configurable
 807         msg_Err( p_demux, "no multicast data received in 36s, aborting" );
 808         return 0;
 809         */
 810     }
 811     else if( !p_sys->b_multicast && p_sys->b_no_data && p_sys->i_no_data_ti > 34 )
 812     {
 813         vlc_bool_t b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" );
 814
 815         if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
 816         {
 817             msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
 818             if( RollOverTcp( p_demux ) )
 819             {
 820                 msg_Err( p_demux, "TCP rollover failed, aborting" );
 821                 return 0;
 822             }
 823             var_SetBool( p_demux, "rtsp-tcp", VLC_TRUE );
 824         }
 825         else if( p_sys->i_no_data_ti > 34 )
 826         {
 827             msg_Err( p_demux, "no data received in 10s, aborting" );
 828             return 0;
 829         }
 830     }
 831     else if( !p_sys->b_multicast && p_sys->b_no_data&& p_sys->i_no_data_ti > 34 )
 832     {
 833         /* EOF ? */
 834         msg_Warn( p_demux, "no data received in 10s, eof ?" );
 835         return 0;
 836     }
 837
 838     return p_demux->b_error ? 0 : 1;
 839 }
 840
 841 /*****************************************************************************
 842  * Control:
 843  *****************************************************************************/
 844 static int Control( demux_t *p_demux, int i_query, va_list args )
 845 {
 846     demux_sys_t *p_sys = p_demux->p_sys;
 847     int64_t *pi64;
 848     double  *pf, f;
 849     vlc_bool_t *pb, b_bool;
 850
 851     switch( i_query )
 852     {
 853         case DEMUX_GET_TIME:
 854             pi64 = (int64_t*)va_arg( args, int64_t * );
 855             *pi64 = p_sys->i_pcr - p_sys->i_pcr_start + p_sys->i_start;
 856             return VLC_SUCCESS;
 857
 858         case DEMUX_GET_LENGTH:
 859             pi64 = (int64_t*)va_arg( args, int64_t * );
 860             *pi64 = p_sys->i_length;
 861             return VLC_SUCCESS;
 862
 863         case DEMUX_GET_POSITION:
 864             pf = (double*)va_arg( args, double* );
 865             if( p_sys->i_length > 0 )
 866             {
 867                 *pf = (double)( p_sys->i_pcr - p_sys->i_pcr_start +
 868                                 p_sys->i_start ) / (double)(p_sys->i_length);
 869             }
 870             else
 871             {
 872                 *pf = 0;
 873             }
 874             return VLC_SUCCESS;
 875
 876         case DEMUX_SET_POSITION:
 877         {
 878             float time;
 879
 880             f = (double)va_arg( args, double );
 881             time = f * (double)p_sys->i_length / 1000000.0;   /* in second */
 882
 883             if( p_sys->rtsp && p_sys->i_length > 0 )
 884             {
 885                 int i;
 886
 887                 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time ) )
 888                 {
 889                     msg_Err( p_demux, "PLAY failed %s", p_sys->env->getResultMsg() );
 890                     return VLC_EGENERIC;
 891                 }
 892                 p_sys->i_start = (mtime_t)(f * (double)p_sys->i_length);
 893                 p_sys->i_pcr_start = 0;
 894                 p_sys->i_pcr       = 0;
 895
 896                 for( i = 0; i < p_sys->i_track; i++ )
 897                 {
 898                     p_sys->track[i]->i_pts = 0;
 899                 }
 900
 901                 return VLC_SUCCESS;
 902             }
 903             return VLC_SUCCESS;
 904         }
 905
 906         /* Special for access_demux */
 907         case DEMUX_CAN_PAUSE:
 908             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 909             if( p_sys->rtsp && p_sys->i_length )
 910                 /* Not always true, but will be handled in SET_PAUSE_STATE */
 911                 *pb = VLC_TRUE;
 912             else
 913                 *pb = VLC_FALSE;
 914             return VLC_SUCCESS;
 915
 916         case DEMUX_CAN_CONTROL_PACE:
 917             pb = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
 918
 919 #if 0       /* Disable for now until we have a clock synchro algo
 920              * which works with something else than MPEG over UDP */
 921             *pb = VLC_FALSE;
 922 #endif
 923             *pb = VLC_TRUE;
 924             return VLC_SUCCESS;
 925
 926         case DEMUX_SET_PAUSE_STATE:
 927             double d_npt;
 928
 929             d_npt = ( (double)( p_sys->i_pcr - p_sys->i_pcr_start +
 930                                 p_sys->i_start ) ) / 1000000.00;
 931
 932             b_bool = (vlc_bool_t)va_arg( args, vlc_bool_t );
 933             if( p_sys->rtsp == NULL )
 934                 return VLC_EGENERIC;
 935
 936             if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
 937                     ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
 938                       d_npt > 0 ? d_npt : -1 ) ) )
 939             {
 940                     msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
 941                     return VLC_EGENERIC;
 942             }
 943 #if 0
 944             /* reset PCR and PCR start, mmh won't work well for multi-stream I fear */
 945             for( i = 0; i < p_sys->i_track; i++ )
 946             {
 947                 p_sys->track[i]->i_pts = 0;
 948             }
 949             p_sys->i_pcr_start = 0; /* FIXME Wrong */
 950             p_sys->i_pcr = 0;
 951 #endif
 952             return VLC_SUCCESS;
 953
 954         case DEMUX_GET_TITLE_INFO:
 955         case DEMUX_SET_TITLE:
 956         case DEMUX_SET_SEEKPOINT:
 957             return VLC_EGENERIC;
 958
 959         case DEMUX_GET_PTS_DELAY:
 960             pi64 = (int64_t*)va_arg( args, int64_t * );
 961             *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
 962             return VLC_SUCCESS;
 963
 964         default:
 965             return VLC_EGENERIC;
 966     }
 967 }
 968
 969 /*****************************************************************************
 970  * RollOverTcp: reopen the rtsp into TCP mode
 971  * XXX: ugly, a lot of code are duplicated from Open()
 972  *****************************************************************************/
 973 static int RollOverTcp( demux_t *p_demux )
 974 {
 975     demux_sys_t *p_sys = p_demux->p_sys;
 976     MediaSubsessionIterator *iter;
 977     MediaSubsession *sub;
 978     char *psz_url;
 979     char *psz_options;
 980     uint8_t *p_sdp;
 981     int i_tk;
 982
 983     /* We close the old RTSP session */
 984     p_sys->rtsp->teardownMediaSession( *p_sys->ms );
 985
 986     Medium::close( p_sys->ms );
 987     Medium::close( p_sys->rtsp );
 988
 989     p_sys->ms = NULL;
 990     p_sys->rtsp = NULL;
 991
 992     /* Reopen rtsp client */
 993     if( ( p_sys->rtsp = RTSPClient::createNew(*p_sys->env, 1/*verbose*/,
 994           "VLC Media Player" ) ) == NULL )
 995     {
 996         msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
 997                  p_sys->env->getResultMsg() );
 998         return VLC_EGENERIC;
 999     }
1000
1001     asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
1002
1003     if( ( psz_options = p_sys->rtsp->sendOptionsCmd( psz_url ) ) )
1004         delete [] psz_options;
1005
1006     p_sdp = (uint8_t*)p_sys->rtsp->describeURL( psz_url,
1007                           NULL, var_CreateGetBool( p_demux, "rtsp-kasenna" ) );
1008     free( psz_url );
1009     if( p_sdp == NULL )
1010     {
1011         msg_Err( p_demux, "describeURL failed (%s)",
1012                  p_sys->env->getResultMsg() );
1013         return VLC_EGENERIC;
1014     }
1015
1016     /* malloc-ated copy */
1017     p_sys->p_sdp = strdup( (char*)p_sdp );
1018     delete[] p_sdp;
1019
1020     if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
1021     {
1022         msg_Err( p_demux, "MediaSession::createNew failed" );
1023         return VLC_EGENERIC;
1024     }
1025
1026     /* Initialise each media subsession */
1027     iter = new MediaSubsessionIterator( *p_sys->ms );
1028     while( ( sub = iter->next() ) != NULL )
1029     {
1030         Boolean bInit;
1031
1032         if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
1033             bInit = sub->initiate( 4 ); /* Constant ? */
1034         else
1035             bInit = sub->initiate();
1036
1037         if( !bInit )
1038         {
1039             msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
1040                       sub->mediumName(), sub->codecName(),
1041                       p_sys->env->getResultMsg() );
1042             continue;
1043         }
1044         msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
1045                  sub->codecName() );
1046
1047         /* Issue the SETUP */
1048         p_sys->rtsp->setupMediaSubsession( *sub, False, True /* tcp */ );
1049     }
1050
1051     /* The PLAY */
1052     if( !p_sys->rtsp->playMediaSession( *p_sys->ms ) )
1053     {
1054         msg_Err( p_demux, "PLAY failed %s", p_sys->env->getResultMsg() );
1055         return VLC_EGENERIC;
1056     }
1057
1058     /* Update all tracks */
1059     iter->reset();
1060     i_tk = 0;
1061     while( ( sub = iter->next() ) != NULL )
1062     {
1063         live_track_t *tk;
1064
1065         if( sub->readSource() == NULL )
1066             continue;
1067         if( i_tk >= p_sys->i_track )
1068         {
1069             msg_Err( p_demux, "WTF !" );
1070             break;
1071         }
1072
1073         tk = p_sys->track[i_tk];
1074
1075         /* Reset state */
1076         tk->waiting = 0;
1077         tk->i_pts   = 0;
1078         tk->b_rtcp_sync = VLC_FALSE;
1079
1080         if( sub->rtcpInstance() != NULL )
1081             sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1082
1083         tk->readSource = sub->readSource();
1084         tk->rtpSource  = sub->rtpSource();
1085
1086         i_tk++;
1087     }
1088
1089     delete iter;
1090
1091     return VLC_SUCCESS;
1092 }
1093
1094
1095 /*****************************************************************************
1096  *
1097  *****************************************************************************/
1098 static void StreamRead( void *p_private, unsigned int i_size,
1099                         unsigned int i_truncated_bytes, struct timeval pts,
1100                         unsigned int duration )
1101 {
1102     live_track_t   *tk = (live_track_t*)p_private;
1103     demux_t        *p_demux = tk->p_demux;
1104     demux_sys_t    *p_sys = p_demux->p_sys;
1105     block_t        *p_block;
1106
1107     mtime_t i_pts = (uint64_t)pts.tv_sec * UI64C(1000000) +
1108         (uint64_t)pts.tv_usec;
1109
1110     /* XXX Beurk beurk beurk Avoid having negative value XXX */
1111     i_pts &= UI64C(0x00ffffffffffffff);
1112
1113     if( tk->b_quicktime && tk->p_es == NULL )
1114     {
1115         QuickTimeGenericRTPSource *qtRTPSource =
1116             (QuickTimeGenericRTPSource*)tk->rtpSource;
1117         QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1118         uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1119
1120         if( qtState.sdAtomSize < 16 + 32 )
1121         {
1122             /* invalid */
1123             p_sys->event = 0xff;
1124             tk->waiting = 0;
1125             return;
1126         }
1127         tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1128         tk->fmt.video.i_width  = (sdAtom[28] << 8) | sdAtom[29];
1129         tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1130
1131         tk->fmt.i_extra        = qtState.sdAtomSize - 16;
1132         tk->fmt.p_extra        = malloc( tk->fmt.i_extra );
1133         memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1134
1135         tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1136     }
1137
1138 #if 0
1139     fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1140              i_size,
1141              pts.tv_sec * 1000000LL + pts.tv_usec );
1142 #endif
1143
1144     /* grow buffer if it looks like buffer is too small, but don't eat
1145      * up all the memory on strange streams */
1146     if( i_truncated_bytes > 0 && tk->i_buffer < 2000000 )
1147     {
1148         void *p_tmp;
1149         msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1150         msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1151         tk->i_buffer *= 2;
1152         p_tmp = realloc( tk->p_buffer, tk->i_buffer );
1153         if (p_tmp == NULL)
1154         {
1155             msg_Warn( p_demux, "realloc failed" );
1156         }
1157         else
1158         {
1159             tk->p_buffer = (uint8_t*)p_tmp;
1160         }
1161     }
1162     if( i_size > tk->i_buffer )
1163     {
1164         msg_Warn( p_demux, "buffer overflow" );
1165     }
1166     /* FIXME could i_size be > buffer size ? */
1167     if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','1') )
1168     {
1169 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1081468800
1170         H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->rtpSource;
1171         uint32_t header = h261Source->lastSpecialHeader();
1172 #else
1173         uint32_t header = 0;
1174         msg_Warn( p_demux, "need livemedia library >= \"2004.04.09\"" );
1175 #endif
1176         p_block = block_New( p_demux, i_size + 4 );
1177         memcpy( p_block->p_buffer, &header, 4 );
1178         memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1179
1180         if( tk->rtpSource->curPacketMarkerBit() )
1181             p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1182     }
1183     else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','4') )
1184     {
1185         if( (tk->p_buffer[0] & 0x1f) >= 24 )
1186             msg_Warn( p_demux, "unsupported NAL type for H264" );
1187
1188         /* Normal NAL type */
1189         p_block = block_New( p_demux, i_size + 4 );
1190         p_block->p_buffer[0] = 0x00;
1191         p_block->p_buffer[1] = 0x00;
1192         p_block->p_buffer[2] = 0x00;
1193         p_block->p_buffer[3] = 0x01;
1194         memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1195     }
1196     else if( tk->b_asf )
1197     {
1198         int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1199         p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1200
1201         memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1202     }
1203     else
1204     {
1205         p_block = block_New( p_demux, i_size );
1206         memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1207     }
1208
1209     //p_block->i_rate = p_input->stream.control.i_rate;
1210
1211     if( i_pts != tk->i_pts && !tk->b_muxed )
1212     {
1213         p_block->i_dts = ( tk->fmt.i_cat == VIDEO_ES ) ? 0 : i_pts;
1214         p_block->i_pts = i_pts;
1215     }
1216     //fprintf( stderr, "tk -> dpts=%lld\n", i_pts - tk->i_pts );
1217
1218     if( tk->b_muxed )
1219     {
1220         stream_DemuxSend( tk->p_out_muxed, p_block );
1221     }
1222     else if( tk->b_asf )
1223     {
1224         stream_DemuxSend( p_sys->p_out_asf, p_block );
1225     }
1226     else
1227     {
1228         es_out_Send( p_demux->out, tk->p_es, p_block );
1229     }
1230
1231     /* warm that's ok */
1232     p_sys->event = 0xff;
1233
1234     /* we have read data */
1235     tk->waiting = 0;
1236     p_demux->p_sys->b_no_data = VLC_FALSE;
1237     p_demux->p_sys->i_no_data_ti = 0;
1238
1239     if( i_pts > 0 && !tk->b_muxed )
1240     {
1241         tk->i_pts = i_pts;
1242     }
1243 }
1244
1245 /*****************************************************************************
1246  *
1247  *****************************************************************************/
1248 static void StreamClose( void *p_private )
1249 {
1250     live_track_t   *tk = (live_track_t*)p_private;
1251     demux_t        *p_demux = tk->p_demux;
1252     demux_sys_t    *p_sys = p_demux->p_sys;
1253
1254     fprintf( stderr, "StreamClose\n" );
1255
1256     p_sys->event = 0xff;
1257     p_demux->b_error = VLC_TRUE;
1258 }
1259
1260
1261 /*****************************************************************************
1262  *
1263  *****************************************************************************/
1264 static void TaskInterrupt( void *p_private )
1265 {
1266     demux_t *p_demux = (demux_t*)p_private;
1267
1268     p_demux->p_sys->i_no_data_ti++;
1269
1270     /* Avoid lock */
1271     p_demux->p_sys->event = 0xff;
1272 }
1273
1274 /*****************************************************************************
1275  *
1276  *****************************************************************************/
1277 static int b64_decode( char *dest, char *src );
1278
1279 static int ParseASF( demux_t *p_demux )
1280 {
1281     demux_sys_t    *p_sys = p_demux->p_sys;
1282
1283     const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1284     char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1285     char *psz_end;
1286     block_t *p_header;
1287
1288     /* Parse the asf header */
1289     if( psz_asf == NULL )
1290         return VLC_EGENERIC;
1291
1292     psz_asf += strlen( psz_marker );
1293     psz_asf = strdup( psz_asf );    /* Duplicate it */
1294     psz_end = strchr( psz_asf, '\n' );
1295
1296     while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1297         *psz_end-- = '\0';
1298
1299     if( psz_asf >= psz_end )
1300     {
1301         free( psz_asf );
1302         return VLC_EGENERIC;
1303     }
1304
1305     /* Always smaller */
1306     p_header = block_New( p_demux, psz_end - psz_asf );
1307     p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1308     fprintf( stderr, "Size=%d Hdrb64=%s\n", p_header->i_buffer, psz_asf );
1309     if( p_header->i_buffer <= 0 )
1310     {
1311         free( psz_asf );
1312         return VLC_EGENERIC;
1313     }
1314
1315     /* Parse it to get packet size */
1316     E_(asf_HeaderParse)( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1317
1318     /* Send it to demuxer */
1319     stream_DemuxSend( p_sys->p_out_asf, p_header );
1320
1321     free( psz_asf );
1322     return VLC_SUCCESS;
1323 }
1324
1325 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1117756800
1326 static unsigned char* parseH264ConfigStr( char const* configStr,
1327                                           unsigned int& configSize )
1328 {
1329     char *dup, *psz;
1330
1331     if( configSize )
1332     configSize = 0;
1333
1334     if( configStr == NULL || *configStr == '\0' )
1335         return NULL;
1336
1337     psz = dup = strdup( configStr );
1338
1339     unsigned char *cfg = new unsigned char[5 * strlen(psz)];
1340     for( ;; )
1341     {
1342         char *p = strchr( psz, ',' );
1343         if( p )
1344             *p++ = '\0';
1345
1346         cfg[configSize++] = 0x00;
1347         cfg[configSize++] = 0x00;
1348         cfg[configSize++] = 0x00;
1349         cfg[configSize++] = 0x01;
1350         configSize += b64_decode( (char*)&cfg[configSize], psz );
1351
1352         if( p == NULL )
1353             break;
1354         psz = p;
1355     }
1356
1357     if( dup ) free( dup );
1358     return cfg;
1359 }
1360 #endif
1361
1362 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1363 static int b64_decode( char *dest, char *src )
1364 {
1365     const char *dest_start = dest;
1366     int  i_level;
1367     int  last = 0;
1368     int  b64[256] = {
1369         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 00-0F */
1370         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 10-1F */
1371         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,  /* 20-2F */
1372         52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1,  /* 30-3F */
1373         -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,  /* 40-4F */
1374         15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,  /* 50-5F */
1375         -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,  /* 60-6F */
1376         41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1,  /* 70-7F */
1377         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 80-8F */
1378         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* 90-9F */
1379         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* A0-AF */
1380         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* B0-BF */
1381         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* C0-CF */
1382         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* D0-DF */
1383         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,  /* E0-EF */
1384         -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1   /* F0-FF */
1385         };
1386
1387     for( i_level = 0; *src != '\0'; src++ )
1388     {
1389         int  c;
1390
1391         c = b64[(unsigned int)*src];
1392         if( c == -1 )
1393         {
1394             continue;
1395         }
1396
1397         switch( i_level )
1398         {
1399             case 0:
1400                 i_level++;
1401                 break;
1402             case 1:
1403                 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1404                 i_level++;
1405                 break;
1406             case 2:
1407                 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1408                 i_level++;
1409                 break;
1410             case 3:
1411                 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1412                 i_level = 0;
1413         }
1414         last = c;
1415     }
1416
1417     *dest = '\0';
1418
1419     return dest - dest_start;
1420 }