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 along
22 * with this program; if not, write to the Free Software Foundation, Inc.,
23 * 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>
43 #include <vlc_input.h>
44 #include <vlc_demux.h>
45 #include <vlc_dialog.h>
46 #include <vlc_network.h>
48 #include <vlc_strings.h>
56 # include <winsock2.h>
59 #include "UsageEnvironment.hh"
60 #include "BasicUsageEnvironment.hh"
61 #include "GroupsockHelper.hh"
62 #include "liveMedia.hh"
65 #include "../access/mms/asf.h" /* Who said ugly ? */
70 /*****************************************************************************
72 *****************************************************************************/
73 static int Open ( vlc_object_t * );
74 static void Close( vlc_object_t * );
76 #define CACHING_TEXT N_("Caching value (ms)")
77 #define CACHING_LONGTEXT N_( \
78 "Allows you to modify the default caching value for RTSP streams. This " \
79 "value should be set in millisecond units." )
81 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
82 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and nonstandard " \
83 "dialect of RTSP. With this parameter VLC will try this dialect, but "\
84 "then it cannot connect to normal RTSP servers." )
86 #define USER_TEXT N_("RTSP user name")
87 #define USER_LONGTEXT N_("Sets the username for the connection, " \
88 "if no username or password are set in the url.")
89 #define PASS_TEXT N_("RTSP password")
90 #define PASS_LONGTEXT N_("Sets the password for the connection, " \
91 "if no username or password are set in the url.")
94 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
95 set_capability( "demux", 50 )
96 set_shortname( "RTP/RTSP")
97 set_callbacks( Open, Close )
98 add_shortcut( "live" )
99 add_shortcut( "livedotcom" )
100 set_category( CAT_INPUT )
101 set_subcategory( SUBCAT_INPUT_DEMUX )
104 set_description( N_("RTSP/RTP access and demux") )
105 add_shortcut( "rtsp" )
106 add_shortcut( "sdp" )
107 add_shortcut( "live" )
108 add_shortcut( "livedotcom" )
109 set_capability( "access_demux", 0 )
110 set_callbacks( Open, Close )
111 add_bool( "rtsp-tcp", 0, NULL,
112 N_("Use RTP over RTSP (TCP)"),
113 N_("Use RTP over RTSP (TCP)"), true )
115 add_integer( "rtp-client-port", -1, NULL,
117 N_("Port to use for the RTP source of the session"), true )
118 add_bool( "rtsp-mcast", false, NULL,
119 N_("Force multicast RTP via RTSP"),
120 N_("Force multicast RTP via RTSP"), true )
122 add_bool( "rtsp-http", 0, NULL,
123 N_("Tunnel RTSP and RTP over HTTP"),
124 N_("Tunnel RTSP and RTP over HTTP"), true )
126 add_integer( "rtsp-http-port", 80, NULL,
127 N_("HTTP tunnel port"),
128 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
130 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
131 CACHING_TEXT, CACHING_LONGTEXT, true )
133 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
134 KASENNA_LONGTEXT, true )
135 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
136 USER_LONGTEXT, true )
137 add_password( "rtsp-pwd", NULL, NULL, PASS_TEXT,
138 PASS_LONGTEXT, true )
142 /*****************************************************************************
144 *****************************************************************************/
149 MediaSubsession *sub;
157 bool b_discard_trunc;
158 stream_t *p_out_muxed; /* for muxed stream */
161 unsigned int i_buffer;
170 struct timeout_thread_t
174 bool b_handle_keep_alive;
179 char *p_sdp; /* XXX mallocated */
180 char *psz_path; /* URL-encoded path */
184 TaskScheduler *scheduler;
185 UsageEnvironment *env ;
190 live_track_t **track; /* XXX mallocated */
198 int64_t i_pcr; /* The clock */
203 /* timeout thread information */
204 int i_timeout; /* session timeout value in seconds */
205 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
206 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
210 bool b_multicast; /* if one of the tracks is multicasted */
211 bool b_no_data; /* if we never received any data */
212 int i_no_data_ti; /* consecutive number of TaskInterrupt */
216 bool b_get_param; /* Does the server support GET_PARAMETER */
219 static int Demux ( demux_t * );
220 static int Control( demux_t *, int, va_list );
222 static int Connect ( demux_t * );
223 static int SessionsSetup( demux_t * );
224 static int Play ( demux_t *);
225 static int ParseASF ( demux_t * );
226 static int RollOverTcp ( demux_t * );
228 static void StreamRead ( void *, unsigned int, unsigned int,
229 struct timeval, unsigned int );
230 static void StreamClose ( void * );
231 static void TaskInterrupt( void * );
233 static void* TimeoutPrevention( void * );
235 static unsigned char* parseH264ConfigStr( char const* configStr,
236 unsigned int& configSize );
238 /*****************************************************************************
240 *****************************************************************************/
241 static int Open ( vlc_object_t *p_this )
243 demux_t *p_demux = (demux_t*)p_this;
244 demux_sys_t *p_sys = NULL;
247 int i_error = VLC_EGENERIC;
251 /* See if it looks like a SDP
252 v, o, s fields are mandatory and in this order */
253 const uint8_t *p_peek;
254 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
256 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
257 memcmp( p_peek, "v=0\n", 4 ) &&
258 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
265 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
268 p_demux->pf_demux = Demux;
269 p_demux->pf_control= Control;
270 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
271 if( !p_sys ) return VLC_ENOMEM;
274 p_sys->scheduler = NULL;
282 p_sys->i_npt_start = 0.;
283 p_sys->i_npt_length = 0.;
284 p_sys->p_out_asf = NULL;
285 p_sys->b_no_data = true;
286 p_sys->i_no_data_ti = 0;
287 p_sys->p_timeout = NULL;
288 p_sys->i_timeout = 0;
289 p_sys->b_timeout_call = false;
290 p_sys->b_multicast = false;
291 p_sys->b_real = false;
292 p_sys->psz_path = strdup( p_demux->psz_path );
293 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
294 p_sys->b_get_param = false;
296 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
297 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
299 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
301 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
304 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
306 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
310 if( strcasecmp( p_demux->psz_access, "sdp" ) )
312 char *p = p_sys->psz_path;
313 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
316 if( p_demux->s != NULL )
318 /* Gather the complete sdp file */
320 int i_sdp_max = 1000;
321 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
325 i_error = VLC_ENOMEM;
331 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
332 i_sdp_max - i_sdp - 1 );
334 if( !vlc_object_alive (p_demux) || p_demux->b_error )
342 msg_Err( p_demux, "failed to read SDP" );
349 if( i_read < i_sdp_max - i_sdp - 1 )
356 p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
358 p_sys->p_sdp = (char*)p_sdp;
360 else if( ( p_demux->s == NULL ) &&
361 !strcasecmp( p_demux->psz_access, "sdp" ) )
363 /* sdp:// link from SAP */
364 p_sys->p_sdp = strdup( p_sys->psz_path );
366 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
368 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
372 if( p_sys->p_sdp == NULL )
374 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
375 i_error = VLC_ENOMEM;
379 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
381 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
385 if( p_sys->b_real ) goto error;
387 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
390 if( p_sys->p_out_asf && ParseASF( p_demux ) )
392 msg_Err( p_demux, "cannot find a usable asf header" );
393 /* TODO Clean tracks */
397 if( p_sys->i_track <= 0 )
403 for( i = 0; i < p_sys->i_track; i++ )
405 live_track_t *tk = p_sys->track[i];
407 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
408 es_format_Clean( &tk->fmt );
409 free( tk->p_buffer );
413 if( p_sys->i_track ) free( p_sys->track );
414 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
415 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
416 if( p_sys->p_timeout )
418 vlc_cancel( p_sys->p_timeout->handle );
419 vlc_join( p_sys->p_timeout->handle, NULL );
420 free( p_sys->p_timeout );
422 if( p_sys->ms ) Medium::close( p_sys->ms );
423 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
424 if( p_sys->env ) p_sys->env->reclaim();
425 delete p_sys->scheduler;
426 free( p_sys->p_sdp );
427 free( p_sys->psz_path );
429 vlc_UrlClean( &p_sys->url );
435 /*****************************************************************************
437 *****************************************************************************/
438 static void Close( vlc_object_t *p_this )
440 demux_t *p_demux = (demux_t*)p_this;
441 demux_sys_t *p_sys = p_demux->p_sys;
444 for( i = 0; i < p_sys->i_track; i++ )
446 live_track_t *tk = p_sys->track[i];
448 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
449 es_format_Clean( &tk->fmt );
450 free( tk->p_buffer );
454 if( p_sys->i_track ) free( p_sys->track );
455 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
456 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
457 if( p_sys->p_timeout )
459 vlc_cancel( p_sys->p_timeout->handle );
460 vlc_join( p_sys->p_timeout->handle, NULL );
461 free( p_sys->p_timeout );
463 if( p_sys->ms ) Medium::close( p_sys->ms );
464 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
465 if( p_sys->env ) p_sys->env->reclaim();
466 delete p_sys->scheduler;
467 free( p_sys->p_sdp );
468 free( p_sys->psz_path );
470 vlc_UrlClean( &p_sys->url );
475 /*****************************************************************************
476 * Connect: connects to the RTSP server to setup the session DESCRIBE
477 *****************************************************************************/
478 static int Connect( demux_t *p_demux )
480 demux_sys_t *p_sys = p_demux->p_sys;
481 Authenticator authenticator;
482 bool b_firstpass = true;
483 char *psz_user = NULL;
484 char *psz_pwd = NULL;
485 char *psz_url = NULL;
486 char *psz_options = NULL;
489 int i_ret = VLC_SUCCESS;
491 if( p_sys->url.i_port == 0 ) p_sys->url.i_port = 554;
492 if( p_sys->url.psz_username || p_sys->url.psz_password )
495 err = asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
496 p_sys->url.i_port, p_sys->url.psz_path );
497 if( err == -1 ) return VLC_ENOMEM;
499 psz_user = strdup( p_sys->url.psz_username );
500 psz_pwd = strdup( p_sys->url.psz_password );
505 err = asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
506 if( err == -1 ) return VLC_ENOMEM;
508 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
509 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 );
553 const int i_timeout = var_CreateGetInteger(p_demux, "ipv4-timeout") / 1000;
555 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
556 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
557 &authenticator, i_timeout );
559 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
562 if( psz_options == NULL && authenticator.realm() != NULL )
564 // try again, with the realm set this time
565 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
566 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
567 &authenticator, i_timeout );
569 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
574 p_sys->b_get_param = strstr( psz_options, "GET_PARAMETER" ) ? true : false ;
575 delete [] psz_options;
577 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
578 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, (const char*)psz_user, (const char*)psz_pwd,
579 var_GetBool( p_demux, "rtsp-kasenna" ), i_timeout );
581 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, (const char*)psz_user, (const char*)psz_pwd,
582 var_GetBool( p_demux, "rtsp-kasenna" ) );
587 /* failure occurred */
589 const char *psz_error = p_sys->env->getResultMsg();
591 if( var_GetBool( p_demux, "rtsp-http" ) )
592 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
596 const char *psz_tmp = strstr( psz_error, "RTSP" );
598 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
602 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
605 { /* describeURL always returns an "RTSP/1.0 401 Unauthorized" the
606 * first time. This is a workaround to avoid asking for a
607 * user/passwd the first time the code passess here. */
614 msg_Dbg( p_demux, "authentication failed" );
618 dialog_Login( p_demux, &psz_user, &psz_pwd,
619 _("RTSP authentication"),
620 _("Please enter a valid login name and a password.") );
621 if( psz_user != NULL && psz_pwd != NULL )
623 msg_Dbg( p_demux, "retrying with user=%s, pwd=%s",
628 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
630 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
633 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
634 var_Set( p_demux, "rtsp-http", val );
635 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
641 msg_Dbg( p_demux, "connection timeout" );
642 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
645 i_ret = VLC_EGENERIC;
648 /* malloc-ated copy */
653 free( p_sys->p_sdp );
655 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
661 /*****************************************************************************
662 * SessionsSetup: prepares the subsessions and does the SETUP
663 *****************************************************************************/
664 static int SessionsSetup( demux_t *p_demux )
666 demux_sys_t *p_sys = p_demux->p_sys;
667 MediaSubsessionIterator *iter = NULL;
668 MediaSubsession *sub = NULL;
670 bool b_rtsp_tcp = false;
672 int i_return = VLC_SUCCESS;
673 unsigned int i_buffer = 0;
674 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
676 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
677 var_GetBool( p_demux, "rtsp-http" );
678 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
680 /* Create the session from the SDP */
681 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
683 msg_Err( p_demux, "Could not create the RTSP Session: %s",
684 p_sys->env->getResultMsg() );
688 /* Initialise each media subsession */
689 iter = new MediaSubsessionIterator( *p_sys->ms );
690 while( ( sub = iter->next() ) != NULL )
695 if( !vlc_object_alive (p_demux) || p_demux->b_error )
701 /* Value taken from mplayer */
702 if( !strcmp( sub->mediumName(), "audio" ) )
704 else if( !strcmp( sub->mediumName(), "video" ) )
708 if( i_client_port != -1 )
710 sub->setClientPortNum( i_client_port );
714 if( strcasestr( sub->codecName(), "REAL" ) )
716 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
717 p_sys->b_real = true; /* This is a problem, we'll handle it later */
721 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
722 bInit = sub->initiate( 4 ); /* Constant ? */
724 bInit = sub->initiate();
728 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
729 sub->mediumName(), sub->codecName(),
730 p_sys->env->getResultMsg() );
734 if( sub->rtpSource() != NULL )
736 int fd = sub->rtpSource()->RTPgs()->socketNum();
738 /* Increase the buffer size */
740 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
742 /* Increase the RTP reorder timebuffer just a bit */
743 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
745 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
748 /* Issue the SETUP */
751 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
752 b_rtsp_tcp ? True : False,
753 ( p_sys->b_force_mcast && !b_rtsp_tcp ) ? True : False ) )
755 /* if we get an unsupported transport error, toggle TCP use and try again */
756 if( !strstr(p_sys->env->getResultMsg(), "461 Unsupported Transport")
757 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
758 b_rtsp_tcp ? False : True,
761 msg_Err( p_demux, "SETUP of'%s/%s' failed %s", sub->mediumName(),
762 sub->codecName(), p_sys->env->getResultMsg() );
768 /* Check if we will receive data from this subsession for this track */
769 if( sub->readSource() == NULL ) continue;
770 if( !p_sys->b_multicast )
772 /* Check, because we need diff. rollover behaviour for multicast */
773 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
776 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
782 tk->p_demux = p_demux;
785 tk->b_quicktime = false;
788 tk->b_discard_trunc = false;
789 tk->p_out_muxed = NULL;
791 tk->b_rtcp_sync = false;
794 tk->i_buffer = 65536;
795 tk->p_buffer = (uint8_t *)malloc( 65536 );
803 /* Value taken from mplayer */
804 if( !strcmp( sub->mediumName(), "audio" ) )
806 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
807 tk->fmt.audio.i_channels = sub->numChannels();
808 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
810 if( !strcmp( sub->codecName(), "MPA" ) ||
811 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
812 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
814 tk->fmt.i_codec = VLC_CODEC_MPGA;
815 tk->fmt.audio.i_rate = 0;
817 else if( !strcmp( sub->codecName(), "AC3" ) )
819 tk->fmt.i_codec = VLC_CODEC_A52;
820 tk->fmt.audio.i_rate = 0;
822 else if( !strcmp( sub->codecName(), "L16" ) )
824 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
825 tk->fmt.audio.i_bitspersample = 16;
827 else if( !strcmp( sub->codecName(), "L8" ) )
829 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
830 tk->fmt.audio.i_bitspersample = 8;
832 else if( !strcmp( sub->codecName(), "PCMU" ) )
834 tk->fmt.i_codec = VLC_CODEC_MULAW;
836 else if( !strcmp( sub->codecName(), "PCMA" ) )
838 tk->fmt.i_codec = VLC_CODEC_ALAW;
840 else if( !strncmp( sub->codecName(), "G726", 4 ) )
842 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
843 tk->fmt.audio.i_rate = 8000;
844 tk->fmt.audio.i_channels = 1;
845 if( !strcmp( sub->codecName()+5, "40" ) )
846 tk->fmt.i_bitrate = 40000;
847 else if( !strcmp( sub->codecName()+5, "32" ) )
848 tk->fmt.i_bitrate = 32000;
849 else if( !strcmp( sub->codecName()+5, "24" ) )
850 tk->fmt.i_bitrate = 24000;
851 else if( !strcmp( sub->codecName()+5, "16" ) )
852 tk->fmt.i_bitrate = 16000;
854 else if( !strcmp( sub->codecName(), "AMR" ) )
856 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
858 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
860 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
862 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
864 unsigned int i_extra;
867 tk->fmt.i_codec = VLC_CODEC_MP4A;
869 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
872 tk->fmt.i_extra = i_extra;
873 tk->fmt.p_extra = malloc( i_extra );
874 memcpy( tk->fmt.p_extra, p_extra, i_extra );
877 /* Because the "faad" decoder does not handle the LATM data length field
878 at the start of each returned LATM frame, tell the RTP source to omit it. */
879 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
881 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
883 unsigned int i_extra;
886 tk->fmt.i_codec = VLC_CODEC_MP4A;
888 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
891 tk->fmt.i_extra = i_extra;
892 tk->fmt.p_extra = malloc( i_extra );
893 memcpy( tk->fmt.p_extra, p_extra, i_extra );
897 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
900 if( p_sys->p_out_asf == NULL )
901 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
904 else if( !strcmp( sub->codecName(), "X-QT" ) ||
905 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
907 tk->b_quicktime = true;
909 else if( !strcmp( sub->codecName(), "SPEEX" ) )
911 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
912 if ( sub->rtpTimestampFrequency() )
913 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
916 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
917 tk->fmt.audio.i_rate = 8000;
921 else if( !strcmp( sub->mediumName(), "video" ) )
923 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
924 if( !strcmp( sub->codecName(), "MPV" ) )
926 tk->fmt.i_codec = VLC_CODEC_MPGV;
928 else if( !strcmp( sub->codecName(), "H263" ) ||
929 !strcmp( sub->codecName(), "H263-1998" ) ||
930 !strcmp( sub->codecName(), "H263-2000" ) )
932 tk->fmt.i_codec = VLC_CODEC_H263;
934 else if( !strcmp( sub->codecName(), "H261" ) )
936 tk->fmt.i_codec = VLC_CODEC_H261;
938 else if( !strcmp( sub->codecName(), "H264" ) )
940 unsigned int i_extra = 0;
941 uint8_t *p_extra = NULL;
943 tk->fmt.i_codec = VLC_CODEC_H264;
944 tk->fmt.b_packetized = false;
946 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
949 tk->fmt.i_extra = i_extra;
950 tk->fmt.p_extra = malloc( i_extra );
951 memcpy( tk->fmt.p_extra, p_extra, i_extra );
956 else if( !strcmp( sub->codecName(), "JPEG" ) )
958 tk->fmt.i_codec = VLC_CODEC_MJPG;
960 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
962 unsigned int i_extra;
965 tk->fmt.i_codec = VLC_CODEC_MP4V;
967 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
970 tk->fmt.i_extra = i_extra;
971 tk->fmt.p_extra = malloc( i_extra );
972 memcpy( tk->fmt.p_extra, p_extra, i_extra );
976 else if( !strcmp( sub->codecName(), "X-QT" ) ||
977 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
978 !strcmp( sub->codecName(), "X-QDM" ) ||
979 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
980 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
982 tk->b_quicktime = true;
984 else if( !strcmp( sub->codecName(), "MP2T" ) )
987 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
989 else if( !strcmp( sub->codecName(), "MP2P" ) ||
990 !strcmp( sub->codecName(), "MP1S" ) )
993 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
996 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
999 if( p_sys->p_out_asf == NULL )
1000 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
1003 else if( !strcmp( sub->codecName(), "DV" ) )
1006 tk->b_discard_trunc = true;
1007 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
1012 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1014 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1017 if( sub->rtcpInstance() != NULL )
1019 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1022 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
1025 p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1026 p_sys->track[p_sys->i_track++] = tk;
1031 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1032 es_format_Clean( &tk->fmt );
1038 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1040 /* Retrieve the starttime if possible */
1041 p_sys->i_npt_start = p_sys->ms->playStartTime();
1043 /* Retrieve the duration if possible */
1044 p_sys->i_npt_length = p_sys->ms->playEndTime();
1047 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1050 p_sys->b_no_data = true;
1051 p_sys->i_no_data_ti = 0;
1056 /*****************************************************************************
1057 * Play: starts the actual playback of the stream
1058 *****************************************************************************/
1059 static int Play( demux_t *p_demux )
1061 demux_sys_t *p_sys = p_demux->p_sys;
1066 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1068 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1069 return VLC_EGENERIC;
1072 /* Retrieve the timeout value and set up a timeout prevention thread */
1073 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1074 if( p_sys->i_timeout <= 0 )
1075 p_sys->i_timeout = 60; /* default value from RFC2326 */
1077 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1078 if( !p_sys->p_timeout && p_sys->b_get_param )
1080 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1081 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1082 if( p_sys->p_timeout )
1084 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1085 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1086 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1087 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1089 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1090 free( p_sys->p_timeout );
1091 p_sys->p_timeout = NULL;
1094 msg_Dbg( p_demux, "spawned timeout thread" );
1097 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1102 /* Retrieve the starttime if possible */
1103 p_sys->i_npt_start = p_sys->ms->playStartTime();
1104 p_sys->i_npt_length = p_sys->ms->playEndTime();
1106 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1111 /*****************************************************************************
1113 *****************************************************************************/
1114 static int Demux( demux_t *p_demux )
1116 demux_sys_t *p_sys = p_demux->p_sys;
1119 bool b_send_pcr = true;
1123 /* Check if we need to send the server a Keep-A-Live signal */
1124 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1126 char *psz_bye = NULL;
1127 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1128 p_sys->b_timeout_call = false;
1131 for( i = 0; i < p_sys->i_track; i++ )
1133 live_track_t *tk = p_sys->track[i];
1135 if( tk->b_asf || tk->b_muxed )
1142 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1148 if( p_sys->i_pcr > 0 )
1151 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
1154 /* First warn we want to read data */
1156 for( i = 0; i < p_sys->i_track; i++ )
1158 live_track_t *tk = p_sys->track[i];
1160 if( tk->waiting == 0 )
1163 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1164 StreamRead, tk, StreamClose, tk );
1167 /* Create a task that will be called if we wait more than 300ms */
1168 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1171 p_sys->scheduler->doEventLoop( &p_sys->event );
1173 /* remove the task */
1174 p_sys->scheduler->unscheduleDelayedTask( task );
1176 /* Check for gap in pts value */
1177 for( i = 0; i < p_sys->i_track; i++ )
1179 live_track_t *tk = p_sys->track[i];
1181 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1182 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1184 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1186 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1187 tk->b_rtcp_sync = true;
1197 if( p_sys->b_multicast && p_sys->b_no_data &&
1198 ( p_sys->i_no_data_ti > 120 ) )
1200 /* FIXME Make this configurable
1201 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1205 else if( !p_sys->b_multicast && p_sys->b_no_data &&
1206 ( p_sys->i_no_data_ti > 34 ) )
1208 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1209 var_GetBool( p_demux, "rtsp-http" );
1211 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1213 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1214 if( RollOverTcp( p_demux ) )
1216 msg_Err( p_demux, "TCP rollover failed, aborting" );
1221 msg_Err( p_demux, "no data received in 10s, aborting" );
1224 else if( !p_sys->b_multicast && p_sys->i_no_data_ti > 34 )
1227 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1230 return p_demux->b_error ? 0 : 1;
1233 /*****************************************************************************
1235 *****************************************************************************/
1236 static int Control( demux_t *p_demux, int i_query, va_list args )
1238 demux_sys_t *p_sys = p_demux->p_sys;
1241 bool *pb, *pb2, b_bool;
1246 case DEMUX_GET_TIME:
1247 pi64 = (int64_t*)va_arg( args, int64_t * );
1248 if( p_sys->i_npt > 0 )
1250 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1253 return VLC_EGENERIC;
1255 case DEMUX_GET_LENGTH:
1256 pi64 = (int64_t*)va_arg( args, int64_t * );
1257 if( p_sys->i_npt_length > 0 )
1259 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1262 return VLC_EGENERIC;
1264 case DEMUX_GET_POSITION:
1265 pf = (double*)va_arg( args, double* );
1266 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1268 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1271 return VLC_EGENERIC;
1273 case DEMUX_SET_POSITION:
1274 case DEMUX_SET_TIME:
1275 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1280 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1282 i64 = (int64_t)va_arg( args, int64_t );
1283 time = (float)((double)i64 / (double)1000000.0); /* in second */
1285 else if( i_query == DEMUX_SET_TIME )
1286 return VLC_EGENERIC;
1289 f = (double)va_arg( args, double );
1290 time = f * (double)p_sys->i_npt_length; /* in second */
1293 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1295 msg_Err( p_demux, "PLAY failed %s",
1296 p_sys->env->getResultMsg() );
1297 return VLC_EGENERIC;
1301 /* Retrieve RTP-Info values */
1302 for( i = 0; i < p_sys->i_track; i++ )
1304 p_sys->track[i]->b_rtcp_sync = false;
1305 p_sys->track[i]->i_pts = 0;
1308 /* Retrieve the starttime if possible */
1309 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1311 /* Retrieve the duration if possible */
1312 p_sys->i_npt_length = p_sys->ms->playEndTime();
1314 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1317 return VLC_EGENERIC;
1319 /* Special for access_demux */
1320 case DEMUX_CAN_PAUSE:
1321 case DEMUX_CAN_SEEK:
1322 pb = (bool*)va_arg( args, bool * );
1323 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1324 /* Not always true, but will be handled in SET_PAUSE_STATE */
1330 case DEMUX_CAN_CONTROL_PACE:
1331 pb = (bool*)va_arg( args, bool * );
1333 #if 1 /* Disable for now until we have a clock synchro algo
1334 * which works with something else than MPEG over UDP */
1341 case DEMUX_CAN_CONTROL_RATE:
1342 pb = (bool*)va_arg( args, bool * );
1343 pb2 = (bool*)va_arg( args, bool * );
1345 *pb = (p_sys->rtsp != NULL) &&
1346 (p_sys->i_npt_length > 0) &&
1347 !var_GetBool( p_demux, "rtsp-kasenna" );
1351 case DEMUX_SET_RATE:
1353 double f_scale, f_old_scale;
1355 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1356 var_GetBool( p_demux, "rtsp-kasenna" ) )
1357 return VLC_EGENERIC;
1359 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1362 * "[...] should try to approximate the viewing rate, but
1363 * may restrict the range of scale values that it supports.
1364 * The response MUST contain the actual scale value chosen
1367 * Scale = 1 indicates normal play
1368 * Scale > 1 indicates fast forward
1369 * Scale < 1 && Scale > 0 indicates slow motion
1370 * Scale < 0 value indicates rewind
1373 pi_int = (int*)va_arg( args, int * );
1374 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1375 f_old_scale = p_sys->ms->scale();
1377 /* Passing -1 for the start and end time will mean liveMedia won't
1378 * create a Range: section for the RTSP message. The server should
1379 * pick up from the current position */
1380 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1382 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1383 p_sys->env->getResultMsg() );
1384 return VLC_EGENERIC;
1387 if( p_sys->ms->scale() == f_old_scale )
1389 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1390 p_sys->ms->scale() );
1391 return VLC_EGENERIC;
1394 /* ReSync the stream */
1395 p_sys->i_npt_start = 0;
1399 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1400 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1404 case DEMUX_SET_PAUSE_STATE:
1408 b_bool = (bool)va_arg( args, int );
1409 if( p_sys->rtsp == NULL )
1410 return VLC_EGENERIC;
1413 if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1414 ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1417 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1418 return VLC_EGENERIC;
1421 /* When we Pause, we'll need the TimeoutPrevention thread to
1422 * handle sending the "Keep Alive" message to the server.
1423 * Unfortunately Live555 isn't thread safe and so can't
1424 * do this normally while the main Demux thread is handling
1425 * a live stream. We end up with the Timeout thread blocking
1426 * waiting for a response from the server. So when we PAUSE
1427 * we set a flag that the TimeoutPrevention function will check
1428 * and if it's set, it will trigger the GET_PARAMETER message */
1429 if( b_bool && p_sys->p_timeout != NULL )
1430 p_sys->p_timeout->b_handle_keep_alive = true;
1431 else if( !b_bool && p_sys->p_timeout != NULL )
1432 p_sys->p_timeout->b_handle_keep_alive = false;
1434 for( i = 0; !b_bool && i < p_sys->i_track; i++ )
1436 live_track_t *tk = p_sys->track[i];
1437 tk->b_rtcp_sync = false;
1440 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1443 /* Retrieve the starttime if possible */
1444 p_sys->i_npt_start = p_sys->ms->playStartTime();
1446 /* Retrieve the duration if possible */
1447 p_sys->i_npt_length = p_sys->ms->playEndTime();
1449 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1452 case DEMUX_GET_TITLE_INFO:
1453 case DEMUX_SET_TITLE:
1454 case DEMUX_SET_SEEKPOINT:
1455 return VLC_EGENERIC;
1457 case DEMUX_GET_PTS_DELAY:
1458 pi64 = (int64_t*)va_arg( args, int64_t * );
1459 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1463 return VLC_EGENERIC;
1467 /*****************************************************************************
1468 * RollOverTcp: reopen the rtsp into TCP mode
1469 * XXX: ugly, a lot of code are duplicated from Open()
1470 * This should REALLY be fixed
1471 *****************************************************************************/
1472 static int RollOverTcp( demux_t *p_demux )
1474 demux_sys_t *p_sys = p_demux->p_sys;
1477 var_SetBool( p_demux, "rtsp-tcp", true );
1479 /* We close the old RTSP session */
1480 for( i = 0; i < p_sys->i_track; i++ )
1482 live_track_t *tk = p_sys->track[i];
1484 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1485 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1486 es_format_Clean( &tk->fmt );
1487 free( tk->p_buffer );
1490 if( p_sys->i_track ) free( p_sys->track );
1491 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1493 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1494 Medium::close( p_sys->ms );
1495 RTSPClient::close( p_sys->rtsp );
1499 p_sys->track = NULL;
1501 p_sys->b_no_data = true;
1502 p_sys->i_no_data_ti = 0;
1504 /* Reopen rtsp client */
1505 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1507 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1512 if( p_sys->p_sdp == NULL )
1514 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1518 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1520 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1524 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1530 return VLC_EGENERIC;
1534 /*****************************************************************************
1536 *****************************************************************************/
1537 static void StreamRead( void *p_private, unsigned int i_size,
1538 unsigned int i_truncated_bytes, struct timeval pts,
1539 unsigned int duration )
1541 live_track_t *tk = (live_track_t*)p_private;
1542 demux_t *p_demux = tk->p_demux;
1543 demux_sys_t *p_sys = p_demux->p_sys;
1546 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1548 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1549 (int64_t)pts.tv_usec;
1551 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1552 i_pts &= INT64_C(0x00ffffffffffffff);
1554 /* Retrieve NPT for this pts */
1555 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1557 if( tk->b_quicktime && tk->p_es == NULL )
1559 QuickTimeGenericRTPSource *qtRTPSource =
1560 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1561 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1562 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1564 if( tk->fmt.i_cat == VIDEO_ES ) {
1565 if( qtState.sdAtomSize < 16 + 32 )
1568 p_sys->event = 0xff;
1572 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1573 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1574 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1576 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1578 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1579 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1580 + qtRTPSource->qtState.sdAtomSize;
1581 while (pos+8 < endpos) {
1582 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1583 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1584 if( memcmp(pos+4, "avcC", 4) == 0 &&
1586 atomLength <= INT_MAX )
1588 tk->fmt.i_extra = atomLength-8;
1589 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1590 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1598 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1599 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1600 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1604 if( qtState.sdAtomSize < 4 )
1607 p_sys->event = 0xff;
1611 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1613 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1617 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1619 pts.tv_sec * 1000000LL + pts.tv_usec );
1622 /* grow buffer if it looks like buffer is too small, but don't eat
1623 * up all the memory on strange streams */
1624 if( i_truncated_bytes > 0 )
1626 if( tk->i_buffer < 2000000 )
1629 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1630 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1631 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1634 msg_Warn( p_demux, "realloc failed" );
1638 tk->p_buffer = (uint8_t*)p_tmp;
1643 if( tk->b_discard_trunc )
1645 p_sys->event = 0xff;
1651 assert( i_size <= tk->i_buffer );
1653 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1654 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1656 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1658 p_block = block_New( p_demux, i_size + 1 );
1659 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1660 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1662 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1664 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1665 uint32_t header = h261Source->lastSpecialHeader();
1666 p_block = block_New( p_demux, i_size + 4 );
1667 memcpy( p_block->p_buffer, &header, 4 );
1668 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1670 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1671 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1673 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1675 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1676 msg_Warn( p_demux, "unsupported NAL type for H264" );
1678 /* Normal NAL type */
1679 p_block = block_New( p_demux, i_size + 4 );
1680 p_block->p_buffer[0] = 0x00;
1681 p_block->p_buffer[1] = 0x00;
1682 p_block->p_buffer[2] = 0x00;
1683 p_block->p_buffer[3] = 0x01;
1684 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1686 else if( tk->b_asf )
1688 int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1689 p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1691 memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1695 p_block = block_New( p_demux, i_size );
1696 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1699 if( p_sys->i_pcr < i_pts )
1701 p_sys->i_pcr = i_pts;
1704 if( (i_pts != tk->i_pts) && (!tk->b_muxed) )
1706 p_block->i_pts = i_pts;
1709 /* Update our global npt value */
1710 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1711 p_sys->i_npt = tk->i_npt;
1715 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1716 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? 0 : i_pts;
1721 stream_DemuxSend( tk->p_out_muxed, p_block );
1723 else if( tk->b_asf )
1725 stream_DemuxSend( p_sys->p_out_asf, p_block );
1729 es_out_Send( p_demux->out, tk->p_es, p_block );
1732 /* warn that's ok */
1733 p_sys->event = 0xff;
1735 /* we have read data */
1737 p_demux->p_sys->b_no_data = false;
1738 p_demux->p_sys->i_no_data_ti = 0;
1740 if( i_pts > 0 && !tk->b_muxed )
1746 /*****************************************************************************
1748 *****************************************************************************/
1749 static void StreamClose( void *p_private )
1751 live_track_t *tk = (live_track_t*)p_private;
1752 demux_t *p_demux = tk->p_demux;
1753 demux_sys_t *p_sys = p_demux->p_sys;
1755 msg_Dbg( p_demux, "StreamClose" );
1757 p_sys->event = 0xff;
1758 p_demux->b_error = true;
1762 /*****************************************************************************
1764 *****************************************************************************/
1765 static void TaskInterrupt( void *p_private )
1767 demux_t *p_demux = (demux_t*)p_private;
1769 p_demux->p_sys->i_no_data_ti++;
1772 p_demux->p_sys->event = 0xff;
1775 /*****************************************************************************
1777 *****************************************************************************/
1778 static void* TimeoutPrevention( void *p_data )
1780 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1784 /* Voodoo (= no) thread safety here! *Ahem* */
1785 if( p_timeout->b_handle_keep_alive )
1787 char *psz_bye = NULL;
1788 int canc = vlc_savecancel ();
1790 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1791 vlc_restorecancel (canc);
1793 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1795 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1797 assert(0); /* dead code */
1800 /*****************************************************************************
1802 *****************************************************************************/
1803 static int ParseASF( demux_t *p_demux )
1805 demux_sys_t *p_sys = p_demux->p_sys;
1807 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1808 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1812 /* Parse the asf header */
1813 if( psz_asf == NULL )
1814 return VLC_EGENERIC;
1816 psz_asf += strlen( psz_marker );
1817 psz_asf = strdup( psz_asf ); /* Duplicate it */
1818 psz_end = strchr( psz_asf, '\n' );
1820 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1823 if( psz_asf >= psz_end )
1826 return VLC_EGENERIC;
1829 /* Always smaller */
1830 p_header = block_New( p_demux, psz_end - psz_asf );
1831 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
1832 p_header->i_buffer, psz_asf );
1833 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1834 if( p_header->i_buffer <= 0 )
1837 return VLC_EGENERIC;
1840 /* Parse it to get packet size */
1841 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1843 /* Send it to demuxer */
1844 stream_DemuxSend( p_sys->p_out_asf, p_header );
1851 static unsigned char* parseH264ConfigStr( char const* configStr,
1852 unsigned int& configSize )
1855 size_t i_records = 1;
1859 if( configStr == NULL || *configStr == '\0' )
1862 psz = dup = strdup( configStr );
1864 /* Count the number of commas */
1865 for( psz = dup; *psz != '\0'; ++psz )
1874 size_t configMax = 5*strlen(dup);
1875 unsigned char *cfg = new unsigned char[configMax];
1877 for( size_t i = 0; i < i_records; ++i )
1879 cfg[configSize++] = 0x00;
1880 cfg[configSize++] = 0x00;
1881 cfg[configSize++] = 0x00;
1882 cfg[configSize++] = 0x01;
1884 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
1885 configMax-configSize, psz );
1886 psz += strlen(psz)+1;