1 /*****************************************************************************
2 * live555.cpp : LIVE555 Streaming Media support.
3 *****************************************************************************
4 * Copyright (C) 2003-2007 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Derk-Jan Hartman <hartman at videolan. org>
9 * Derk-Jan Hartman <djhartman at m2x .dot. nl> for M2X
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
31 * Note: config.h may include inttypes.h, so make sure we define this option
33 #define __STDC_CONSTANT_MACROS 1
41 #include <vlc_common.h>
42 #include <vlc_plugin.h>
44 #include <vlc_demux.h>
45 #include <vlc_interface.h>
46 #include <vlc_network.h>
54 # include <winsock2.h>
57 #include "UsageEnvironment.hh"
58 #include "BasicUsageEnvironment.hh"
59 #include "GroupsockHelper.hh"
60 #include "liveMedia.hh"
63 #include "../access/mms/asf.h" /* Who said ugly ? */
68 /*****************************************************************************
70 *****************************************************************************/
71 static int Open ( vlc_object_t * );
72 static void Close( vlc_object_t * );
74 #define CACHING_TEXT N_("Caching value (ms)")
75 #define CACHING_LONGTEXT N_( \
76 "Allows you to modify the default caching value for RTSP streams. This " \
77 "value should be set in millisecond units." )
79 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
80 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and unstandard " \
81 "dialect of RTSP. When you set this parameter, VLC will try this dialect "\
82 "for communication. In this mode you cannot connect to normal RTSP servers." )
84 #define USER_TEXT N_("RTSP user name")
85 #define USER_LONGTEXT N_("Allows you to modify the user name that will " \
86 "be used for authenticating the connection.")
87 #define PASS_TEXT N_("RTSP password")
88 #define PASS_LONGTEXT N_("Allows you to modify the password that will be " \
89 "used for the connection.")
92 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) );
93 set_capability( "demux", 50 );
94 set_shortname( "RTP/RTSP");
95 set_callbacks( Open, Close );
96 add_shortcut( "live" );
97 add_shortcut( "livedotcom" );
98 set_category( CAT_INPUT );
99 set_subcategory( SUBCAT_INPUT_DEMUX );
102 set_description( N_("RTSP/RTP access and demux") );
103 add_shortcut( "rtsp" );
104 add_shortcut( "sdp" );
105 set_capability( "access_demux", 0 );
106 set_callbacks( Open, Close );
107 add_bool( "rtsp-tcp", 0, NULL,
108 N_("Use RTP over RTSP (TCP)"),
109 N_("Use RTP over RTSP (TCP)"), true );
110 add_integer( "rtp-client-port", -1, NULL,
112 N_("Port to use for the RTP source of the session"), true );
113 add_bool( "rtsp-mcast", false, NULL,
114 N_("Force multicast RTP via RTSP"),
115 N_("Force multicast RTP via RTSP"), true );
116 add_bool( "rtsp-http", 0, NULL,
117 N_("Tunnel RTSP and RTP over HTTP"),
118 N_("Tunnel RTSP and RTP over HTTP"), true );
119 add_integer( "rtsp-http-port", 80, NULL,
120 N_("HTTP tunnel port"),
121 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
123 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
124 CACHING_TEXT, CACHING_LONGTEXT, true );
125 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
126 KASENNA_LONGTEXT, true );
127 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
128 USER_LONGTEXT, true );
129 add_string( "rtsp-pwd", NULL, NULL, PASS_TEXT,
130 PASS_LONGTEXT, true );
134 /*****************************************************************************
136 *****************************************************************************/
141 MediaSubsession *sub;
149 stream_t *p_out_muxed; /* for muxed stream */
152 unsigned int i_buffer;
161 struct timeout_thread_t
166 bool b_handle_keep_alive;
172 char *p_sdp; /* XXX mallocated */
173 char *psz_path; /* URL-encoded path */
177 TaskScheduler *scheduler;
178 UsageEnvironment *env ;
183 live_track_t **track; /* XXX mallocated */
191 int64_t i_pcr; /* The clock */
196 /* timeout thread information */
197 int i_timeout; /* session timeout value in seconds */
198 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
199 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
203 bool b_multicast; /* if one of the tracks is multicasted */
204 bool b_no_data; /* if we never received any data */
205 int i_no_data_ti; /* consecutive number of TaskInterrupt */
209 bool b_get_param; /* Does the server support GET_PARAMETER */
212 static int Demux ( demux_t * );
213 static int Control( demux_t *, int, va_list );
215 static int Connect ( demux_t * );
216 static int SessionsSetup( demux_t * );
217 static int Play ( demux_t *);
218 static int ParseASF ( demux_t * );
219 static int RollOverTcp ( demux_t * );
221 static void StreamRead ( void *, unsigned int, unsigned int,
222 struct timeval, unsigned int );
223 static void StreamClose ( void * );
224 static void TaskInterrupt( void * );
226 static void* TimeoutPrevention( vlc_object_t * );
228 static unsigned char* parseH264ConfigStr( char const* configStr,
229 unsigned int& configSize );
231 /*****************************************************************************
233 *****************************************************************************/
234 static int Open ( vlc_object_t *p_this )
236 demux_t *p_demux = (demux_t*)p_this;
237 demux_sys_t *p_sys = NULL;
239 MediaSubsessionIterator *iter = NULL;
240 MediaSubsession *sub = NULL;
242 int i_error = VLC_EGENERIC;
246 /* See if it looks like a SDP
247 v, o, s fields are mandatory and in this order */
248 const uint8_t *p_peek;
249 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
251 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
252 memcmp( p_peek, "v=0\n", 4 ) &&
253 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
260 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
263 p_demux->pf_demux = Demux;
264 p_demux->pf_control= Control;
265 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
266 if( !p_sys ) return VLC_ENOMEM;
269 p_sys->scheduler = NULL;
277 p_sys->i_npt_start = 0.;
278 p_sys->i_npt_length = 0.;
279 p_sys->p_out_asf = NULL;
280 p_sys->b_no_data = true;
281 p_sys->i_no_data_ti = 0;
282 p_sys->p_timeout = NULL;
283 p_sys->i_timeout = 0;
284 p_sys->b_timeout_call = false;
285 p_sys->b_multicast = false;
286 p_sys->b_real = false;
287 p_sys->psz_path = strdup( p_demux->psz_path );
288 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
289 p_sys->b_get_param = false;
291 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
292 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
294 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
296 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
299 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
301 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
305 if( strcasecmp( p_demux->psz_access, "sdp" ) )
307 char *p = p_sys->psz_path;
308 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
311 if( p_demux->s != NULL )
313 /* Gather the complete sdp file */
315 int i_sdp_max = 1000;
316 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
320 i_error = VLC_ENOMEM;
326 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
327 i_sdp_max - i_sdp - 1 );
329 if( !vlc_object_alive (p_demux) || p_demux->b_error )
337 msg_Err( p_demux, "failed to read SDP" );
344 if( i_read < i_sdp_max - i_sdp - 1 )
351 p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
353 p_sys->p_sdp = (char*)p_sdp;
355 else if( ( p_demux->s == NULL ) &&
356 !strcasecmp( p_demux->psz_access, "sdp" ) )
358 /* sdp:// link from SAP */
359 p_sys->p_sdp = strdup( p_sys->psz_path );
361 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
363 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
367 if( p_sys->p_sdp == NULL )
369 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
370 i_error = VLC_ENOMEM;
374 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
376 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
380 if( p_sys->b_real ) goto error;
382 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
385 if( p_sys->p_out_asf && ParseASF( p_demux ) )
387 msg_Err( p_demux, "cannot find a usable asf header" );
388 /* TODO Clean tracks */
392 if( p_sys->i_track <= 0 )
398 for( i = 0; i < p_sys->i_track; i++ )
400 live_track_t *tk = p_sys->track[i];
402 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
403 es_format_Clean( &tk->fmt );
404 free( tk->p_buffer );
408 if( p_sys->i_track ) free( p_sys->track );
409 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
410 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
411 if( p_sys->ms ) Medium::close( p_sys->ms );
412 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
413 if( p_sys->env ) p_sys->env->reclaim();
414 if( p_sys->p_timeout )
416 vlc_object_kill( p_sys->p_timeout );
417 vlc_thread_join( p_sys->p_timeout );
418 vlc_object_detach( p_sys->p_timeout );
419 vlc_object_release( p_sys->p_timeout );
421 delete p_sys->scheduler;
422 free( p_sys->p_sdp );
423 free( p_sys->psz_path );
425 vlc_UrlClean( &p_sys->url );
431 /*****************************************************************************
433 *****************************************************************************/
434 static void Close( vlc_object_t *p_this )
436 demux_t *p_demux = (demux_t*)p_this;
437 demux_sys_t *p_sys = p_demux->p_sys;
440 for( i = 0; i < p_sys->i_track; i++ )
442 live_track_t *tk = p_sys->track[i];
444 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
445 es_format_Clean( &tk->fmt );
446 free( tk->p_buffer );
450 if( p_sys->i_track ) free( p_sys->track );
451 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
452 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
453 if( p_sys->ms ) Medium::close( p_sys->ms );
454 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
455 if( p_sys->env ) p_sys->env->reclaim();
456 if( p_sys->p_timeout )
458 vlc_object_kill( p_sys->p_timeout );
459 vlc_thread_join( p_sys->p_timeout );
460 vlc_object_detach( p_sys->p_timeout );
461 vlc_object_release( p_sys->p_timeout );
463 delete p_sys->scheduler;
464 free( p_sys->p_sdp );
465 free( p_sys->psz_path );
467 vlc_UrlClean( &p_sys->url );
472 /*****************************************************************************
473 * Connect: connects to the RTSP server to setup the session DESCRIBE
474 *****************************************************************************/
475 static int Connect( demux_t *p_demux )
477 demux_sys_t *p_sys = p_demux->p_sys;
478 Authenticator authenticator;
479 bool b_firstpass = true;
480 char *psz_user = NULL;
481 char *psz_pwd = NULL;
482 char *psz_url = NULL;
483 char *psz_options = NULL;
486 int i_ret = VLC_SUCCESS;
489 if( p_sys->url.i_port == 0 ) p_sys->url.i_port = 554;
490 if( p_sys->url.psz_username || p_sys->url.psz_password )
493 err = asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
494 p_sys->url.i_port, p_sys->url.psz_path );
495 if( err == -1 ) return VLC_ENOMEM;
497 psz_user = strdup( p_sys->url.psz_username );
498 psz_pwd = strdup( p_sys->url.psz_password );
503 err = asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
504 if( err == -1 ) return VLC_ENOMEM;
506 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
507 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
513 if( !vlc_object_alive (p_demux) || p_demux->b_error )
521 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
522 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
524 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
525 var_CreateGetInteger( p_demux, "verbose" ) > 1,
526 "VLC media player", i_http_port ) ) == NULL )
528 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
529 p_sys->env->getResultMsg() );
536 /* Kasenna enables KeepAlive by analysing the User-Agent string.
537 * Appending _KA to the string should be enough to enable this feature,
538 * however, there is a bug where the _KA doesn't get parsed from the
539 * default User-Agent as created by VLC/Live555 code. This is probably due
540 * to spaces in the string or the string being too long. Here we override
541 * the default string with a more compact version.
543 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
545 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
549 authenticator.setUsernameAndPassword( (const char*)psz_user,
550 (const char*)psz_pwd );
552 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
554 p_sys->b_get_param = strstr( psz_options, "GET_PARAMETER" ) ? true : false ;
555 delete [] psz_options;
557 p_sdp = p_sys->rtsp->describeURL( psz_url, &authenticator,
558 var_GetBool( p_demux, "rtsp-kasenna" ) );
561 /* failure occurred */
563 const char *psz_error = p_sys->env->getResultMsg();
565 if( var_GetBool( p_demux, "rtsp-http" ) )
566 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
570 const char *psz_tmp = strstr( psz_error, "RTSP" );
572 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
576 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
579 { /* describeURL always returns an "RTSP/1.0 401 Unauthorized" the
580 * first time. This is a workaround to avoid asking for a
581 * user/passwd the first time the code passess here. */
589 msg_Dbg( p_demux, "authentication failed" );
593 psz_user = psz_pwd = NULL;
595 i_result = intf_UserLoginPassword( p_demux, _("RTSP authentication"),
596 _("Please enter a valid login name and a password."),
597 &psz_user, &psz_pwd );
598 if( i_result == DIALOG_OK_YES )
600 msg_Dbg( p_demux, "retrying with user=%s, pwd=%s",
605 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
607 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
610 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
611 var_Set( p_demux, "rtsp-http", val );
612 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
618 msg_Dbg( p_demux, "connection timeout, retrying" );
619 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
621 if( i_lefttries > 0 )
624 i_ret = VLC_EGENERIC;
627 /* malloc-ated copy */
632 free( p_sys->p_sdp );
634 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
640 /*****************************************************************************
641 * SessionsSetup: prepares the subsessions and does the SETUP
642 *****************************************************************************/
643 static int SessionsSetup( demux_t *p_demux )
645 demux_sys_t *p_sys = p_demux->p_sys;
646 MediaSubsessionIterator *iter = NULL;
647 MediaSubsession *sub = NULL;
649 bool b_rtsp_tcp = false;
651 int i_return = VLC_SUCCESS;
652 unsigned int i_buffer = 0;
653 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
655 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
656 var_GetBool( p_demux, "rtsp-http" );
657 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
659 /* Create the session from the SDP */
660 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
662 msg_Err( p_demux, "Could not create the RTSP Session: %s",
663 p_sys->env->getResultMsg() );
667 /* Initialise each media subsession */
668 iter = new MediaSubsessionIterator( *p_sys->ms );
669 while( ( sub = iter->next() ) != NULL )
674 if( !vlc_object_alive (p_demux) || p_demux->b_error )
680 /* Value taken from mplayer */
681 if( !strcmp( sub->mediumName(), "audio" ) )
683 else if( !strcmp( sub->mediumName(), "video" ) )
687 if( i_client_port != -1 )
689 sub->setClientPortNum( i_client_port );
693 if( strcasestr( sub->codecName(), "REAL" ) )
695 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
696 p_sys->b_real = true; /* This is a problem, we'll handle it later */
700 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
701 bInit = sub->initiate( 4 ); /* Constant ? */
703 bInit = sub->initiate();
707 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
708 sub->mediumName(), sub->codecName(),
709 p_sys->env->getResultMsg() );
713 if( sub->rtpSource() != NULL )
715 int fd = sub->rtpSource()->RTPgs()->socketNum();
717 /* Increase the buffer size */
719 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
721 /* Increase the RTP reorder timebuffer just a bit */
722 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
724 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
727 /* Issue the SETUP */
730 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
731 b_rtsp_tcp ? True : False,
732 ( p_sys->b_force_mcast && !b_rtsp_tcp ) ? True : False ) )
734 /* if we get an unsupported transport error, toggle TCP use and try again */
735 if( !strstr(p_sys->env->getResultMsg(), "461 Unsupported Transport")
736 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
737 b_rtsp_tcp ? False : True,
740 msg_Err( p_demux, "SETUP of'%s/%s' failed %s", sub->mediumName(),
741 sub->codecName(), p_sys->env->getResultMsg() );
747 /* Check if we will receive data from this subsession for this track */
748 if( sub->readSource() == NULL ) continue;
749 if( !p_sys->b_multicast )
751 /* Check, because we need diff. rollover behaviour for multicast */
752 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
755 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
761 tk->p_demux = p_demux;
764 tk->b_quicktime = false;
767 tk->p_out_muxed = NULL;
769 tk->b_rtcp_sync = false;
772 tk->i_buffer = 65536;
773 tk->p_buffer = (uint8_t *)malloc( 65536 );
780 /* Value taken from mplayer */
781 if( !strcmp( sub->mediumName(), "audio" ) )
783 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
784 tk->fmt.audio.i_channels = sub->numChannels();
785 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
787 if( !strcmp( sub->codecName(), "MPA" ) ||
788 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
789 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
791 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
792 tk->fmt.audio.i_rate = 0;
794 else if( !strcmp( sub->codecName(), "AC3" ) )
796 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
797 tk->fmt.audio.i_rate = 0;
799 else if( !strcmp( sub->codecName(), "L16" ) )
801 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
802 tk->fmt.audio.i_bitspersample = 16;
804 else if( !strcmp( sub->codecName(), "L8" ) )
806 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
807 tk->fmt.audio.i_bitspersample = 8;
809 else if( !strcmp( sub->codecName(), "PCMU" ) )
811 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
813 else if( !strcmp( sub->codecName(), "PCMA" ) )
815 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
817 else if( !strncmp( sub->codecName(), "G726", 4 ) )
819 tk->fmt.i_codec = VLC_FOURCC( 'g', '7', '2', '6' );
820 tk->fmt.audio.i_rate = 8000;
821 tk->fmt.audio.i_channels = 1;
822 if( !strcmp( sub->codecName()+5, "40" ) )
823 tk->fmt.i_bitrate = 40000;
824 else if( !strcmp( sub->codecName()+5, "32" ) )
825 tk->fmt.i_bitrate = 32000;
826 else if( !strcmp( sub->codecName()+5, "24" ) )
827 tk->fmt.i_bitrate = 24000;
828 else if( !strcmp( sub->codecName()+5, "16" ) )
829 tk->fmt.i_bitrate = 16000;
831 else if( !strcmp( sub->codecName(), "AMR" ) )
833 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
835 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
837 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
839 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
841 unsigned int i_extra;
844 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
846 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
849 tk->fmt.i_extra = i_extra;
850 tk->fmt.p_extra = malloc( i_extra );
851 memcpy( tk->fmt.p_extra, p_extra, i_extra );
854 /* Because the "faad" decoder does not handle the LATM data length field
855 at the start of each returned LATM frame, tell the RTP source to omit it. */
856 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
858 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
860 unsigned int i_extra;
863 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
865 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
868 tk->fmt.i_extra = i_extra;
869 tk->fmt.p_extra = malloc( i_extra );
870 memcpy( tk->fmt.p_extra, p_extra, i_extra );
874 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
877 if( p_sys->p_out_asf == NULL )
878 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
881 else if( !strcmp( sub->codecName(), "X-QT" ) ||
882 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
884 tk->b_quicktime = true;
886 else if( !strcmp( sub->codecName(), "SPEEX" ) )
888 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
889 if ( sub->rtpTimestampFrequency() )
890 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
893 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
894 tk->fmt.audio.i_rate = 8000;
898 else if( !strcmp( sub->mediumName(), "video" ) )
900 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
901 if( !strcmp( sub->codecName(), "MPV" ) )
903 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
905 else if( !strcmp( sub->codecName(), "H263" ) ||
906 !strcmp( sub->codecName(), "H263-1998" ) ||
907 !strcmp( sub->codecName(), "H263-2000" ) )
909 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
911 else if( !strcmp( sub->codecName(), "H261" ) )
913 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
915 else if( !strcmp( sub->codecName(), "H264" ) )
917 unsigned int i_extra = 0;
918 uint8_t *p_extra = NULL;
920 tk->fmt.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
921 tk->fmt.b_packetized = false;
923 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
926 tk->fmt.i_extra = i_extra;
927 tk->fmt.p_extra = malloc( i_extra );
928 memcpy( tk->fmt.p_extra, p_extra, i_extra );
933 else if( !strcmp( sub->codecName(), "JPEG" ) )
935 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
937 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
939 unsigned int i_extra;
942 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
944 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
947 tk->fmt.i_extra = i_extra;
948 tk->fmt.p_extra = malloc( i_extra );
949 memcpy( tk->fmt.p_extra, p_extra, i_extra );
953 else if( !strcmp( sub->codecName(), "X-QT" ) ||
954 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
955 !strcmp( sub->codecName(), "X-QDM" ) ||
956 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
957 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
959 tk->b_quicktime = true;
961 else if( !strcmp( sub->codecName(), "MP2T" ) )
964 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
966 else if( !strcmp( sub->codecName(), "MP2P" ) ||
967 !strcmp( sub->codecName(), "MP1S" ) )
970 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
973 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
976 if( p_sys->p_out_asf == NULL )
977 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
982 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
984 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
987 if( sub->rtcpInstance() != NULL )
989 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
992 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
995 p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
996 p_sys->track[p_sys->i_track++] = tk;
1001 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1002 es_format_Clean( &tk->fmt );
1008 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1010 /* Retrieve the starttime if possible */
1011 p_sys->i_npt_start = p_sys->ms->playStartTime();
1013 /* Retrieve the duration if possible */
1014 p_sys->i_npt_length = p_sys->ms->playEndTime();
1016 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1020 /*****************************************************************************
1021 * Play: starts the actual playback of the stream
1022 *****************************************************************************/
1023 static int Play( demux_t *p_demux )
1025 demux_sys_t *p_sys = p_demux->p_sys;
1031 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1033 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1034 return VLC_EGENERIC;
1037 /* Retrieve the timeout value and set up a timeout prevention thread */
1038 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1039 if( p_sys->i_timeout <= 0 )
1040 p_sys->i_timeout = 60; /* default value from RFC2326 */
1042 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1043 if( !p_sys->p_timeout && p_sys->b_get_param )
1045 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1046 p_sys->p_timeout = (timeout_thread_t *)vlc_object_create( p_demux, sizeof(timeout_thread_t) );
1047 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1048 if( vlc_thread_create( p_sys->p_timeout, "liveMedia-timeout", TimeoutPrevention,
1049 VLC_THREAD_PRIORITY_LOW, true ) )
1051 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1052 vlc_object_release( p_sys->p_timeout );
1054 msg_Dbg( p_demux, "spawned timeout thread" );
1055 vlc_object_attach( p_sys->p_timeout, p_demux );
1060 /* Retrieve the starttime if possible */
1061 p_sys->i_npt_start = p_sys->ms->playStartTime();
1062 p_sys->i_npt_length = p_sys->ms->playEndTime();
1064 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1069 /*****************************************************************************
1071 *****************************************************************************/
1072 static int Demux( demux_t *p_demux )
1074 demux_sys_t *p_sys = p_demux->p_sys;
1077 bool b_send_pcr = true;
1081 /* Check if we need to send the server a Keep-A-Live signal */
1082 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1084 char *psz_bye = NULL;
1085 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1086 p_sys->b_timeout_call = false;
1089 for( i = 0; i < p_sys->i_track; i++ )
1091 live_track_t *tk = p_sys->track[i];
1093 if( tk->b_asf || tk->b_muxed )
1100 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1106 if( p_sys->i_pcr > 0 )
1109 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
1112 /* First warn we want to read data */
1114 for( i = 0; i < p_sys->i_track; i++ )
1116 live_track_t *tk = p_sys->track[i];
1118 if( tk->waiting == 0 )
1121 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1122 StreamRead, tk, StreamClose, tk );
1125 /* Create a task that will be called if we wait more than 300ms */
1126 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1129 p_sys->scheduler->doEventLoop( &p_sys->event );
1131 /* remove the task */
1132 p_sys->scheduler->unscheduleDelayedTask( task );
1134 /* Check for gap in pts value */
1135 for( i = 0; i < p_sys->i_track; i++ )
1137 live_track_t *tk = p_sys->track[i];
1139 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1140 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1142 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1144 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1145 tk->b_rtcp_sync = true;
1155 if( p_sys->b_multicast && p_sys->b_no_data &&
1156 ( p_sys->i_no_data_ti > 120 ) )
1158 /* FIXME Make this configurable
1159 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1163 else if( !p_sys->b_multicast && p_sys->b_no_data &&
1164 ( p_sys->i_no_data_ti > 34 ) )
1166 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1167 var_GetBool( p_demux, "rtsp-http" );
1169 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1171 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1172 if( RollOverTcp( p_demux ) )
1174 msg_Err( p_demux, "TCP rollover failed, aborting" );
1179 msg_Err( p_demux, "no data received in 10s, aborting" );
1182 else if( !p_sys->b_multicast && p_sys->i_no_data_ti > 34 )
1185 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1188 return p_demux->b_error ? 0 : 1;
1191 /*****************************************************************************
1193 *****************************************************************************/
1194 static int Control( demux_t *p_demux, int i_query, va_list args )
1196 demux_sys_t *p_sys = p_demux->p_sys;
1199 bool *pb, *pb2, b_bool;
1204 case DEMUX_GET_TIME:
1205 pi64 = (int64_t*)va_arg( args, int64_t * );
1206 if( p_sys->i_npt > 0 )
1208 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1211 return VLC_EGENERIC;
1213 case DEMUX_GET_LENGTH:
1214 pi64 = (int64_t*)va_arg( args, int64_t * );
1215 if( p_sys->i_npt_length > 0 )
1217 *pi64 = p_sys->i_npt_length * 1000000.0;
1220 return VLC_EGENERIC;
1222 case DEMUX_GET_POSITION:
1223 pf = (double*)va_arg( args, double* );
1224 if( p_sys->i_npt_length > 0 && p_sys->i_npt > 0)
1226 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1229 return VLC_EGENERIC;
1231 case DEMUX_SET_POSITION:
1232 case DEMUX_SET_TIME:
1233 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1238 if( i_query == DEMUX_SET_TIME && p_sys->i_npt > 0 )
1240 i64 = (int64_t)va_arg( args, int64_t );
1241 time = (float)((double)i64 / (double)1000000.0); /* in second */
1243 else if( i_query == DEMUX_SET_TIME )
1244 return VLC_EGENERIC;
1247 f = (double)va_arg( args, double );
1248 time = f * (double)p_sys->i_npt_length; /* in second */
1251 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1253 msg_Err( p_demux, "PLAY failed %s",
1254 p_sys->env->getResultMsg() );
1255 return VLC_EGENERIC;
1257 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1260 /* Retrieve RTP-Info values */
1261 for( i = 0; i < p_sys->i_track; i++ )
1263 p_sys->track[i]->b_rtcp_sync = false;
1264 p_sys->track[i]->i_pts = 0;
1267 /* Retrieve the starttime if possible */
1268 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1270 /* Retrieve the duration if possible */
1271 p_sys->i_npt_length = p_sys->ms->playEndTime();
1273 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1276 return VLC_EGENERIC;
1278 /* Special for access_demux */
1279 case DEMUX_CAN_PAUSE:
1280 case DEMUX_CAN_SEEK:
1281 pb = (bool*)va_arg( args, bool * );
1282 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1283 /* Not always true, but will be handled in SET_PAUSE_STATE */
1289 case DEMUX_CAN_CONTROL_PACE:
1290 pb = (bool*)va_arg( args, bool * );
1292 #if 1 /* Disable for now until we have a clock synchro algo
1293 * which works with something else than MPEG over UDP */
1301 case DEMUX_CAN_CONTROL_RATE:
1302 pb = (bool*)va_arg( args, bool * );
1303 pb2 = (bool*)va_arg( args, bool * );
1305 *pb = p_sys->rtsp != NULL && p_sys->i_npt_length > 0 && !var_GetBool( p_demux, "rtsp-kasenna" );
1309 case DEMUX_SET_RATE:
1313 if( !p_sys->rtsp || p_sys->i_npt_length <= 0 || var_GetBool( p_demux, "rtsp-kasenna" ) )
1314 return VLC_EGENERIC;
1316 /* TODO we might want to ensure that the new rate is different from
1317 * old rate after playMediaSession...
1318 * I have no idea how the server map the requested rate to the
1321 * current is x2 we request x1.5 if the server return x2 we will
1322 * never succeed to return to x1.
1323 * In this case we should retry with a lower rate until we have
1327 pi_int = (int*)va_arg( args, int * );
1328 f_scale = (double)INPUT_RATE_DEFAULT / (*p_int);
1330 /* Passing -1 for the start and end time will mean liveMedia won't
1331 * create a Range: section for the RTSP message. The server should
1332 * pick up from the current position */
1333 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1335 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1336 p_sys->env->getResultMsg() );
1337 return VLC_EGENERIC;
1339 /* ReSync the stream */
1340 p_sys->i_npt_start = 0;
1343 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1345 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() + 0.5 );
1350 case DEMUX_SET_PAUSE_STATE:
1354 b_bool = (bool)va_arg( args, int );
1355 if( p_sys->rtsp == NULL )
1356 return VLC_EGENERIC;
1359 if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1360 ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1363 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1364 return VLC_EGENERIC;
1367 /* When we Pause, we'll need the TimeoutPrevention thread to
1368 * handle sending the "Keep Alive" message to the server.
1369 * Unfortunately Live555 isn't thread safe and so can't
1370 * do this normally while the main Demux thread is handling
1371 * a live stream. We end up with the Timeout thread blocking
1372 * waiting for a response from the server. So when we PAUSE
1373 * we set a flag that the TimeoutPrevention function will check
1374 * and if it's set, it will trigger the GET_PARAMETER message */
1375 if( b_bool && p_sys->p_timeout != NULL )
1376 p_sys->p_timeout->b_handle_keep_alive = true;
1377 else if( !b_bool && p_sys->p_timeout != NULL )
1378 p_sys->p_timeout->b_handle_keep_alive = false;
1380 for( i = 0; !b_bool && i < p_sys->i_track; i++ )
1382 live_track_t *tk = p_sys->track[i];
1383 tk->b_rtcp_sync = false;
1386 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1389 /* Retrieve the starttime if possible */
1390 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1392 /* Retrieve the duration if possible */
1393 p_sys->i_npt_length = p_sys->ms->playEndTime();
1395 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1398 case DEMUX_GET_TITLE_INFO:
1399 case DEMUX_SET_TITLE:
1400 case DEMUX_SET_SEEKPOINT:
1401 return VLC_EGENERIC;
1403 case DEMUX_GET_PTS_DELAY:
1404 pi64 = (int64_t*)va_arg( args, int64_t * );
1405 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1409 return VLC_EGENERIC;
1413 /*****************************************************************************
1414 * RollOverTcp: reopen the rtsp into TCP mode
1415 * XXX: ugly, a lot of code are duplicated from Open()
1416 * This should REALLY be fixed
1417 *****************************************************************************/
1418 static int RollOverTcp( demux_t *p_demux )
1420 demux_sys_t *p_sys = p_demux->p_sys;
1423 var_SetBool( p_demux, "rtsp-tcp", true );
1425 /* We close the old RTSP session */
1426 for( i = 0; i < p_sys->i_track; i++ )
1428 live_track_t *tk = p_sys->track[i];
1430 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
1431 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1432 es_format_Clean( &tk->fmt );
1433 free( tk->p_buffer );
1436 if( p_sys->i_track ) free( p_sys->track );
1437 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
1439 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1440 Medium::close( p_sys->ms );
1441 RTSPClient::close( p_sys->rtsp );
1445 p_sys->track = NULL;
1448 /* Reopen rtsp client */
1449 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1451 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1456 if( p_sys->p_sdp == NULL )
1458 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1462 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1464 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1468 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1474 return VLC_EGENERIC;
1478 /*****************************************************************************
1480 *****************************************************************************/
1481 static void StreamRead( void *p_private, unsigned int i_size,
1482 unsigned int i_truncated_bytes, struct timeval pts,
1483 unsigned int duration )
1485 live_track_t *tk = (live_track_t*)p_private;
1486 demux_t *p_demux = tk->p_demux;
1487 demux_sys_t *p_sys = p_demux->p_sys;
1490 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1492 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1493 (int64_t)pts.tv_usec;
1495 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1496 i_pts &= INT64_C(0x00ffffffffffffff);
1498 /* Retrieve NPT for this pts */
1499 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1501 if( tk->b_quicktime && tk->p_es == NULL )
1503 QuickTimeGenericRTPSource *qtRTPSource =
1504 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1505 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1506 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1508 if( tk->fmt.i_cat == VIDEO_ES ) {
1509 if( qtState.sdAtomSize < 16 + 32 )
1512 p_sys->event = 0xff;
1516 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1517 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1518 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1520 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1522 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1523 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1524 + qtRTPSource->qtState.sdAtomSize;
1525 while (pos+8 < endpos) {
1526 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1527 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1528 if( memcmp(pos+4, "avcC", 4) == 0 &&
1530 atomLength <= INT_MAX )
1532 tk->fmt.i_extra = atomLength-8;
1533 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1534 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1542 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1543 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1544 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1548 if( qtState.sdAtomSize < 4 )
1551 p_sys->event = 0xff;
1555 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1557 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1561 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1563 pts.tv_sec * 1000000LL + pts.tv_usec );
1566 /* grow buffer if it looks like buffer is too small, but don't eat
1567 * up all the memory on strange streams */
1568 if( i_truncated_bytes > 0 && tk->i_buffer < 2000000 )
1571 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1572 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1574 p_tmp = realloc( tk->p_buffer, tk->i_buffer );
1577 msg_Warn( p_demux, "realloc failed" );
1581 tk->p_buffer = (uint8_t*)p_tmp;
1584 if( i_size > tk->i_buffer )
1586 msg_Warn( p_demux, "buffer overflow" );
1588 /* FIXME could i_size be > buffer size ? */
1589 if( tk->fmt.i_codec == VLC_FOURCC('s','a','m','r') ||
1590 tk->fmt.i_codec == VLC_FOURCC('s','a','w','b') )
1592 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1594 p_block = block_New( p_demux, i_size + 1 );
1595 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1596 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1598 else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','1') )
1600 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1601 uint32_t header = h261Source->lastSpecialHeader();
1602 p_block = block_New( p_demux, i_size + 4 );
1603 memcpy( p_block->p_buffer, &header, 4 );
1604 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1606 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1607 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1609 else if( tk->fmt.i_codec == VLC_FOURCC('h','2','6','4') )
1611 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1612 msg_Warn( p_demux, "unsupported NAL type for H264" );
1614 /* Normal NAL type */
1615 p_block = block_New( p_demux, i_size + 4 );
1616 p_block->p_buffer[0] = 0x00;
1617 p_block->p_buffer[1] = 0x00;
1618 p_block->p_buffer[2] = 0x00;
1619 p_block->p_buffer[3] = 0x01;
1620 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1622 else if( tk->b_asf )
1624 int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1625 p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1627 memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1631 p_block = block_New( p_demux, i_size );
1632 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1635 if( p_sys->i_pcr < i_pts )
1637 p_sys->i_pcr = i_pts;
1640 if( (i_pts != tk->i_pts) && (!tk->b_muxed) )
1642 p_block->i_pts = i_pts;
1645 /* Update our global npt value */
1646 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1647 p_sys->i_npt = tk->i_npt;
1651 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1652 p_block->i_dts = ( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', 'g', 'v' ) ) ? 0 : i_pts;
1657 stream_DemuxSend( tk->p_out_muxed, p_block );
1659 else if( tk->b_asf )
1661 stream_DemuxSend( p_sys->p_out_asf, p_block );
1665 es_out_Send( p_demux->out, tk->p_es, p_block );
1668 /* warn that's ok */
1669 p_sys->event = 0xff;
1671 /* we have read data */
1673 p_demux->p_sys->b_no_data = false;
1674 p_demux->p_sys->i_no_data_ti = 0;
1676 if( i_pts > 0 && !tk->b_muxed )
1682 /*****************************************************************************
1684 *****************************************************************************/
1685 static void StreamClose( void *p_private )
1687 live_track_t *tk = (live_track_t*)p_private;
1688 demux_t *p_demux = tk->p_demux;
1689 demux_sys_t *p_sys = p_demux->p_sys;
1691 msg_Dbg( p_demux, "StreamClose" );
1693 p_sys->event = 0xff;
1694 p_demux->b_error = true;
1698 /*****************************************************************************
1700 *****************************************************************************/
1701 static void TaskInterrupt( void *p_private )
1703 demux_t *p_demux = (demux_t*)p_private;
1705 p_demux->p_sys->i_no_data_ti++;
1708 p_demux->p_sys->event = 0xff;
1711 /*****************************************************************************
1713 *****************************************************************************/
1714 static void* TimeoutPrevention( vlc_object_t * p_this )
1716 timeout_thread_t *p_timeout = (timeout_thread_t *)p_this;
1717 p_timeout->b_die = false;
1718 p_timeout->i_remain = (int64_t)p_timeout->p_sys->i_timeout -2;
1719 p_timeout->i_remain *= 1000000;
1721 vlc_thread_ready( p_timeout );
1723 int canc = vlc_savecancel ();
1725 while( vlc_object_alive (p_timeout) )
1727 if( p_timeout->i_remain <= 0 )
1729 char *psz_bye = NULL;
1730 p_timeout->i_remain = (int64_t)p_timeout->p_sys->i_timeout -2;
1731 p_timeout->i_remain *= 1000000;
1732 msg_Dbg( p_timeout, "reset the timeout timer" );
1733 if( p_timeout->b_handle_keep_alive == true )
1735 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1736 p_timeout->p_sys->b_timeout_call = false;
1740 p_timeout->p_sys->b_timeout_call = true;
1743 p_timeout->i_remain -= 200000;
1744 msleep( 200000 ); /* 200 ms */
1746 vlc_restorecancel (canc);
1749 /*****************************************************************************
1751 *****************************************************************************/
1752 static int b64_decode( char *dest, char *src );
1754 static int ParseASF( demux_t *p_demux )
1756 demux_sys_t *p_sys = p_demux->p_sys;
1758 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1759 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1763 /* Parse the asf header */
1764 if( psz_asf == NULL )
1765 return VLC_EGENERIC;
1767 psz_asf += strlen( psz_marker );
1768 psz_asf = strdup( psz_asf ); /* Duplicate it */
1769 psz_end = strchr( psz_asf, '\n' );
1771 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1774 if( psz_asf >= psz_end )
1777 return VLC_EGENERIC;
1780 /* Always smaller */
1781 p_header = block_New( p_demux, psz_end - psz_asf );
1782 p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1783 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1784 if( p_header->i_buffer <= 0 )
1787 return VLC_EGENERIC;
1790 /* Parse it to get packet size */
1791 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1793 /* Send it to demuxer */
1794 stream_DemuxSend( p_sys->p_out_asf, p_header );
1801 static unsigned char* parseH264ConfigStr( char const* configStr,
1802 unsigned int& configSize )
1805 int i, i_records = 1;
1810 if( configStr == NULL || *configStr == '\0' )
1813 psz = dup = strdup( configStr );
1815 /* Count the number of comma's */
1816 for( psz = dup; *psz != '\0'; ++psz )
1825 unsigned char *cfg = new unsigned char[5 * strlen(dup)];
1827 for( i = 0; i < i_records; i++ )
1829 cfg[configSize++] = 0x00;
1830 cfg[configSize++] = 0x00;
1831 cfg[configSize++] = 0x00;
1832 cfg[configSize++] = 0x01;
1834 configSize += b64_decode( (char*)&cfg[configSize], psz );
1835 psz += strlen(psz)+1;
1842 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1843 static int b64_decode( char *dest, char *src )
1845 const char *dest_start = dest;
1849 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 00-0F */
1850 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 10-1F */
1851 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63, /* 20-2F */
1852 52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1, /* 30-3F */
1853 -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, /* 40-4F */
1854 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1, /* 50-5F */
1855 -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40, /* 60-6F */
1856 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1, /* 70-7F */
1857 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 80-8F */
1858 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 90-9F */
1859 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* A0-AF */
1860 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* B0-BF */
1861 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* C0-CF */
1862 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* D0-DF */
1863 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* E0-EF */
1864 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 /* F0-FF */
1867 for( i_level = 0; *src != '\0'; src++ )
1871 c = b64[(unsigned int)*src];
1883 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1887 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1891 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1899 return dest - dest_start;