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>
43 #include <vlc_input.h>
44 #include <vlc_demux.h>
45 #include <vlc_dialog.h>
46 #include <vlc_network.h>
55 # include <winsock2.h>
58 #include "UsageEnvironment.hh"
59 #include "BasicUsageEnvironment.hh"
60 #include "GroupsockHelper.hh"
61 #include "liveMedia.hh"
64 #include "../access/mms/asf.h" /* Who said ugly ? */
69 /*****************************************************************************
71 *****************************************************************************/
72 static int Open ( vlc_object_t * );
73 static void Close( vlc_object_t * );
75 #define CACHING_TEXT N_("Caching value (ms)")
76 #define CACHING_LONGTEXT N_( \
77 "Allows you to modify the default caching value for RTSP streams. This " \
78 "value should be set in millisecond units." )
80 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
81 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and unstandard " \
82 "dialect of RTSP. When you set this parameter, VLC will try this dialect "\
83 "for communication. In this mode you cannot connect to normal RTSP servers." )
85 #define USER_TEXT N_("RTSP user name")
86 #define USER_LONGTEXT N_("Allows you to modify the user name that will " \
87 "be used for authenticating the connection.")
88 #define PASS_TEXT N_("RTSP password")
89 #define PASS_LONGTEXT N_("Allows you to modify the password that will be " \
90 "used for the connection.")
93 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
94 set_capability( "demux", 50 )
95 set_shortname( "RTP/RTSP")
96 set_callbacks( Open, Close )
97 add_shortcut( "live" )
98 add_shortcut( "livedotcom" )
99 set_category( CAT_INPUT )
100 set_subcategory( SUBCAT_INPUT_DEMUX )
103 set_description( N_("RTSP/RTP access and demux") )
104 add_shortcut( "rtsp" )
105 add_shortcut( "sdp" )
106 set_capability( "access_demux", 0 )
107 set_callbacks( Open, Close )
108 add_bool( "rtsp-tcp", 0, NULL,
109 N_("Use RTP over RTSP (TCP)"),
110 N_("Use RTP over RTSP (TCP)"), true )
111 add_integer( "rtp-client-port", -1, NULL,
113 N_("Port to use for the RTP source of the session"), true )
114 add_bool( "rtsp-mcast", false, NULL,
115 N_("Force multicast RTP via RTSP"),
116 N_("Force multicast RTP via RTSP"), true )
117 add_bool( "rtsp-http", 0, NULL,
118 N_("Tunnel RTSP and RTP over HTTP"),
119 N_("Tunnel RTSP and RTP over HTTP"), true )
120 add_integer( "rtsp-http-port", 80, NULL,
121 N_("HTTP tunnel port"),
122 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
124 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
125 CACHING_TEXT, CACHING_LONGTEXT, true )
126 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
127 KASENNA_LONGTEXT, true )
128 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
129 USER_LONGTEXT, true )
130 add_string( "rtsp-pwd", NULL, NULL, PASS_TEXT,
131 PASS_LONGTEXT, true )
135 /*****************************************************************************
137 *****************************************************************************/
142 MediaSubsession *sub;
150 stream_t *p_out_muxed; /* for muxed stream */
153 unsigned int i_buffer;
162 struct timeout_thread_t
166 bool b_handle_keep_alive;
171 char *p_sdp; /* XXX mallocated */
172 char *psz_path; /* URL-encoded path */
176 TaskScheduler *scheduler;
177 UsageEnvironment *env ;
182 live_track_t **track; /* XXX mallocated */
190 int64_t i_pcr; /* The clock */
195 /* timeout thread information */
196 int i_timeout; /* session timeout value in seconds */
197 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
198 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
202 bool b_multicast; /* if one of the tracks is multicasted */
203 bool b_no_data; /* if we never received any data */
204 int i_no_data_ti; /* consecutive number of TaskInterrupt */
208 bool b_get_param; /* Does the server support GET_PARAMETER */
211 static int Demux ( demux_t * );
212 static int Control( demux_t *, int, va_list );
214 static int Connect ( demux_t * );
215 static int SessionsSetup( demux_t * );
216 static int Play ( demux_t *);
217 static int ParseASF ( demux_t * );
218 static int RollOverTcp ( demux_t * );
220 static void StreamRead ( void *, unsigned int, unsigned int,
221 struct timeval, unsigned int );
222 static void StreamClose ( void * );
223 static void TaskInterrupt( void * );
225 static void* TimeoutPrevention( void * );
227 static unsigned char* parseH264ConfigStr( char const* configStr,
228 unsigned int& configSize );
230 /*****************************************************************************
232 *****************************************************************************/
233 static int Open ( vlc_object_t *p_this )
235 demux_t *p_demux = (demux_t*)p_this;
236 demux_sys_t *p_sys = NULL;
239 int i_error = VLC_EGENERIC;
243 /* See if it looks like a SDP
244 v, o, s fields are mandatory and in this order */
245 const uint8_t *p_peek;
246 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
248 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
249 memcmp( p_peek, "v=0\n", 4 ) &&
250 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
257 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
260 p_demux->pf_demux = Demux;
261 p_demux->pf_control= Control;
262 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
263 if( !p_sys ) return VLC_ENOMEM;
266 p_sys->scheduler = NULL;
274 p_sys->i_npt_start = 0.;
275 p_sys->i_npt_length = 0.;
276 p_sys->p_out_asf = NULL;
277 p_sys->b_no_data = true;
278 p_sys->i_no_data_ti = 0;
279 p_sys->p_timeout = NULL;
280 p_sys->i_timeout = 0;
281 p_sys->b_timeout_call = false;
282 p_sys->b_multicast = false;
283 p_sys->b_real = false;
284 p_sys->psz_path = strdup( p_demux->psz_path );
285 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
286 p_sys->b_get_param = false;
288 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
289 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
291 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
293 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
296 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
298 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
302 if( strcasecmp( p_demux->psz_access, "sdp" ) )
304 char *p = p_sys->psz_path;
305 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
308 if( p_demux->s != NULL )
310 /* Gather the complete sdp file */
312 int i_sdp_max = 1000;
313 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
317 i_error = VLC_ENOMEM;
323 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
324 i_sdp_max - i_sdp - 1 );
326 if( !vlc_object_alive (p_demux) || p_demux->b_error )
334 msg_Err( p_demux, "failed to read SDP" );
341 if( i_read < i_sdp_max - i_sdp - 1 )
348 p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
350 p_sys->p_sdp = (char*)p_sdp;
352 else if( ( p_demux->s == NULL ) &&
353 !strcasecmp( p_demux->psz_access, "sdp" ) )
355 /* sdp:// link from SAP */
356 p_sys->p_sdp = strdup( p_sys->psz_path );
358 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
360 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
364 if( p_sys->p_sdp == NULL )
366 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
367 i_error = VLC_ENOMEM;
371 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
373 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
377 if( p_sys->b_real ) goto error;
379 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
382 if( p_sys->p_out_asf && ParseASF( p_demux ) )
384 msg_Err( p_demux, "cannot find a usable asf header" );
385 /* TODO Clean tracks */
389 if( p_sys->i_track <= 0 )
395 for( i = 0; i < p_sys->i_track; i++ )
397 live_track_t *tk = p_sys->track[i];
399 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
400 es_format_Clean( &tk->fmt );
401 free( tk->p_buffer );
405 if( p_sys->i_track ) free( p_sys->track );
406 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
407 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
408 if( p_sys->p_timeout )
410 vlc_cancel( p_sys->p_timeout->handle );
411 vlc_join( p_sys->p_timeout->handle, NULL );
412 free( p_sys->p_timeout );
414 if( p_sys->ms ) Medium::close( p_sys->ms );
415 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
416 if( p_sys->env ) p_sys->env->reclaim();
417 delete p_sys->scheduler;
418 free( p_sys->p_sdp );
419 free( p_sys->psz_path );
421 vlc_UrlClean( &p_sys->url );
427 /*****************************************************************************
429 *****************************************************************************/
430 static void Close( vlc_object_t *p_this )
432 demux_t *p_demux = (demux_t*)p_this;
433 demux_sys_t *p_sys = p_demux->p_sys;
436 for( i = 0; i < p_sys->i_track; i++ )
438 live_track_t *tk = p_sys->track[i];
440 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
441 es_format_Clean( &tk->fmt );
442 free( tk->p_buffer );
446 if( p_sys->i_track ) free( p_sys->track );
447 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
448 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
449 if( p_sys->p_timeout )
451 vlc_cancel( p_sys->p_timeout->handle );
452 vlc_join( p_sys->p_timeout->handle, NULL );
453 free( p_sys->p_timeout );
455 if( p_sys->ms ) Medium::close( p_sys->ms );
456 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
457 if( p_sys->env ) p_sys->env->reclaim();
458 delete p_sys->scheduler;
459 free( p_sys->p_sdp );
460 free( p_sys->psz_path );
462 vlc_UrlClean( &p_sys->url );
467 /*****************************************************************************
468 * Connect: connects to the RTSP server to setup the session DESCRIBE
469 *****************************************************************************/
470 static int Connect( demux_t *p_demux )
472 demux_sys_t *p_sys = p_demux->p_sys;
473 Authenticator authenticator;
474 bool b_firstpass = true;
475 char *psz_user = NULL;
476 char *psz_pwd = NULL;
477 char *psz_url = NULL;
478 char *psz_options = NULL;
481 int i_ret = VLC_SUCCESS;
484 if( p_sys->url.i_port == 0 ) p_sys->url.i_port = 554;
485 if( p_sys->url.psz_username || p_sys->url.psz_password )
488 err = asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
489 p_sys->url.i_port, p_sys->url.psz_path );
490 if( err == -1 ) return VLC_ENOMEM;
492 psz_user = strdup( p_sys->url.psz_username );
493 psz_pwd = strdup( p_sys->url.psz_password );
498 err = asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
499 if( err == -1 ) return VLC_ENOMEM;
501 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
502 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
506 if( !vlc_object_alive (p_demux) || p_demux->b_error )
514 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
515 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
517 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
518 var_CreateGetInteger( p_demux, "verbose" ) > 1,
519 "VLC media player", i_http_port ) ) == NULL )
521 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
522 p_sys->env->getResultMsg() );
529 /* Kasenna enables KeepAlive by analysing the User-Agent string.
530 * Appending _KA to the string should be enough to enable this feature,
531 * however, there is a bug where the _KA doesn't get parsed from the
532 * default User-Agent as created by VLC/Live555 code. This is probably due
533 * to spaces in the string or the string being too long. Here we override
534 * the default string with a more compact version.
536 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
538 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
542 authenticator.setUsernameAndPassword( (const char*)psz_user,
543 (const char*)psz_pwd );
545 timeout = var_CreateGetInteger(p_demux, "ipv4-timeout");
548 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
549 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
550 &authenticator, timeout );
552 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
555 if( psz_options == NULL && authenticator.realm() != NULL )
557 // try again, with the realm set this time
558 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
559 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
560 &authenticator, timeout );
562 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
567 p_sys->b_get_param = strstr( psz_options, "GET_PARAMETER" ) ? true : false ;
568 delete [] psz_options;
570 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
571 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, (const char*)psz_user, (const char*)psz_pwd,
572 var_GetBool( p_demux, "rtsp-kasenna" ), timeout );
574 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, (const char*)psz_user, (const char*)psz_pwd,
575 var_GetBool( p_demux, "rtsp-kasenna" ) );
580 /* failure occurred */
582 const char *psz_error = p_sys->env->getResultMsg();
584 if( var_GetBool( p_demux, "rtsp-http" ) )
585 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
589 const char *psz_tmp = strstr( psz_error, "RTSP" );
591 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
595 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
598 { /* describeURL always returns an "RTSP/1.0 401 Unauthorized" the
599 * first time. This is a workaround to avoid asking for a
600 * user/passwd the first time the code passess here. */
607 msg_Dbg( p_demux, "authentication failed" );
611 dialog_Login( p_demux, &psz_user, &psz_pwd,
612 _("RTSP authentication"),
613 _("Please enter a valid login name and a password.") );
614 if( psz_user != NULL && psz_pwd != NULL )
616 msg_Dbg( p_demux, "retrying with user=%s, pwd=%s",
621 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
623 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
626 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
627 var_Set( p_demux, "rtsp-http", val );
628 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
634 msg_Dbg( p_demux, "connection timeout" );
635 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
638 i_ret = VLC_EGENERIC;
641 /* malloc-ated copy */
646 free( p_sys->p_sdp );
648 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
654 /*****************************************************************************
655 * SessionsSetup: prepares the subsessions and does the SETUP
656 *****************************************************************************/
657 static int SessionsSetup( demux_t *p_demux )
659 demux_sys_t *p_sys = p_demux->p_sys;
660 MediaSubsessionIterator *iter = NULL;
661 MediaSubsession *sub = NULL;
663 bool b_rtsp_tcp = false;
665 int i_return = VLC_SUCCESS;
666 unsigned int i_buffer = 0;
667 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
669 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
670 var_GetBool( p_demux, "rtsp-http" );
671 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
673 /* Create the session from the SDP */
674 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
676 msg_Err( p_demux, "Could not create the RTSP Session: %s",
677 p_sys->env->getResultMsg() );
681 /* Initialise each media subsession */
682 iter = new MediaSubsessionIterator( *p_sys->ms );
683 while( ( sub = iter->next() ) != NULL )
688 if( !vlc_object_alive (p_demux) || p_demux->b_error )
694 /* Value taken from mplayer */
695 if( !strcmp( sub->mediumName(), "audio" ) )
697 else if( !strcmp( sub->mediumName(), "video" ) )
701 if( i_client_port != -1 )
703 sub->setClientPortNum( i_client_port );
707 if( strcasestr( sub->codecName(), "REAL" ) )
709 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
710 p_sys->b_real = true; /* This is a problem, we'll handle it later */
714 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
715 bInit = sub->initiate( 4 ); /* Constant ? */
717 bInit = sub->initiate();
721 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
722 sub->mediumName(), sub->codecName(),
723 p_sys->env->getResultMsg() );
727 if( sub->rtpSource() != NULL )
729 int fd = sub->rtpSource()->RTPgs()->socketNum();
731 /* Increase the buffer size */
733 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
735 /* Increase the RTP reorder timebuffer just a bit */
736 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
738 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
741 /* Issue the SETUP */
744 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
745 b_rtsp_tcp ? True : False,
746 ( p_sys->b_force_mcast && !b_rtsp_tcp ) ? True : False ) )
748 /* if we get an unsupported transport error, toggle TCP use and try again */
749 if( !strstr(p_sys->env->getResultMsg(), "461 Unsupported Transport")
750 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
751 b_rtsp_tcp ? False : True,
754 msg_Err( p_demux, "SETUP of'%s/%s' failed %s", sub->mediumName(),
755 sub->codecName(), p_sys->env->getResultMsg() );
761 /* Check if we will receive data from this subsession for this track */
762 if( sub->readSource() == NULL ) continue;
763 if( !p_sys->b_multicast )
765 /* Check, because we need diff. rollover behaviour for multicast */
766 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
769 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
775 tk->p_demux = p_demux;
778 tk->b_quicktime = false;
781 tk->p_out_muxed = NULL;
783 tk->b_rtcp_sync = false;
786 tk->i_buffer = 65536;
787 tk->p_buffer = (uint8_t *)malloc( 65536 );
795 /* Value taken from mplayer */
796 if( !strcmp( sub->mediumName(), "audio" ) )
798 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
799 tk->fmt.audio.i_channels = sub->numChannels();
800 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
802 if( !strcmp( sub->codecName(), "MPA" ) ||
803 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
804 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
806 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
807 tk->fmt.audio.i_rate = 0;
809 else if( !strcmp( sub->codecName(), "AC3" ) )
811 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
812 tk->fmt.audio.i_rate = 0;
814 else if( !strcmp( sub->codecName(), "L16" ) )
816 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
817 tk->fmt.audio.i_bitspersample = 16;
819 else if( !strcmp( sub->codecName(), "L8" ) )
821 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
822 tk->fmt.audio.i_bitspersample = 8;
824 else if( !strcmp( sub->codecName(), "PCMU" ) )
826 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
828 else if( !strcmp( sub->codecName(), "PCMA" ) )
830 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
832 else if( !strncmp( sub->codecName(), "G726", 4 ) )
834 tk->fmt.i_codec = VLC_FOURCC( 'g', '7', '2', '6' );
835 tk->fmt.audio.i_rate = 8000;
836 tk->fmt.audio.i_channels = 1;
837 if( !strcmp( sub->codecName()+5, "40" ) )
838 tk->fmt.i_bitrate = 40000;
839 else if( !strcmp( sub->codecName()+5, "32" ) )
840 tk->fmt.i_bitrate = 32000;
841 else if( !strcmp( sub->codecName()+5, "24" ) )
842 tk->fmt.i_bitrate = 24000;
843 else if( !strcmp( sub->codecName()+5, "16" ) )
844 tk->fmt.i_bitrate = 16000;
846 else if( !strcmp( sub->codecName(), "AMR" ) )
848 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
850 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
852 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
854 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
856 unsigned int i_extra;
859 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
861 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
864 tk->fmt.i_extra = i_extra;
865 tk->fmt.p_extra = malloc( i_extra );
866 memcpy( tk->fmt.p_extra, p_extra, i_extra );
869 /* Because the "faad" decoder does not handle the LATM data length field
870 at the start of each returned LATM frame, tell the RTP source to omit it. */
871 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
873 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
875 unsigned int i_extra;
878 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
880 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
883 tk->fmt.i_extra = i_extra;
884 tk->fmt.p_extra = malloc( i_extra );
885 memcpy( tk->fmt.p_extra, p_extra, i_extra );
889 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
892 if( p_sys->p_out_asf == NULL )
893 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
896 else if( !strcmp( sub->codecName(), "X-QT" ) ||
897 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
899 tk->b_quicktime = true;
901 else if( !strcmp( sub->codecName(), "SPEEX" ) )
903 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
904 if ( sub->rtpTimestampFrequency() )
905 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
908 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
909 tk->fmt.audio.i_rate = 8000;
913 else if( !strcmp( sub->mediumName(), "video" ) )
915 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
916 if( !strcmp( sub->codecName(), "MPV" ) )
918 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
920 else if( !strcmp( sub->codecName(), "H263" ) ||
921 !strcmp( sub->codecName(), "H263-1998" ) ||
922 !strcmp( sub->codecName(), "H263-2000" ) )
924 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
926 else if( !strcmp( sub->codecName(), "H261" ) )
928 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
930 else if( !strcmp( sub->codecName(), "H264" ) )
932 unsigned int i_extra = 0;
933 uint8_t *p_extra = NULL;
935 tk->fmt.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
936 tk->fmt.b_packetized = false;
938 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
941 tk->fmt.i_extra = i_extra;
942 tk->fmt.p_extra = malloc( i_extra );
943 memcpy( tk->fmt.p_extra, p_extra, i_extra );
948 else if( !strcmp( sub->codecName(), "JPEG" ) )
950 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
952 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
954 unsigned int i_extra;
957 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
959 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
962 tk->fmt.i_extra = i_extra;
963 tk->fmt.p_extra = malloc( i_extra );
964 memcpy( tk->fmt.p_extra, p_extra, i_extra );
968 else if( !strcmp( sub->codecName(), "X-QT" ) ||
969 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
970 !strcmp( sub->codecName(), "X-QDM" ) ||
971 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
972 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
974 tk->b_quicktime = true;
976 else if( !strcmp( sub->codecName(), "MP2T" ) )
979 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
981 else if( !strcmp( sub->codecName(), "MP2P" ) ||
982 !strcmp( sub->codecName(), "MP1S" ) )
985 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
988 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
991 if( p_sys->p_out_asf == NULL )
992 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
997 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
999 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1002 if( sub->rtcpInstance() != NULL )
1004 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1007 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
1010 p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1011 p_sys->track[p_sys->i_track++] = tk;
1016 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1017 es_format_Clean( &tk->fmt );
1023 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1025 /* Retrieve the starttime if possible */
1026 p_sys->i_npt_start = p_sys->ms->playStartTime();
1028 /* Retrieve the duration if possible */
1029 p_sys->i_npt_length = p_sys->ms->playEndTime();
1032 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1035 p_sys->b_no_data = true;
1036 p_sys->i_no_data_ti = 0;
1041 /*****************************************************************************
1042 * Play: starts the actual playback of the stream
1043 *****************************************************************************/
1044 static int Play( demux_t *p_demux )
1046 demux_sys_t *p_sys = p_demux->p_sys;
1051 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1053 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1054 return VLC_EGENERIC;
1057 /* Retrieve the timeout value and set up a timeout prevention thread */
1058 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1059 if( p_sys->i_timeout <= 0 )
1060 p_sys->i_timeout = 60; /* default value from RFC2326 */
1062 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1063 if( !p_sys->p_timeout && p_sys->b_get_param )
1065 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1066 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1067 if( p_sys->p_timeout )
1069 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1070 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1071 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1072 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1074 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1075 free( p_sys->p_timeout );
1076 p_sys->p_timeout = NULL;
1079 msg_Dbg( p_demux, "spawned timeout thread" );
1082 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1087 /* Retrieve the starttime if possible */
1088 p_sys->i_npt_start = p_sys->ms->playStartTime();
1089 p_sys->i_npt_length = p_sys->ms->playEndTime();
1091 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1096 /*****************************************************************************
1098 *****************************************************************************/
1099 static int Demux( demux_t *p_demux )
1101 demux_sys_t *p_sys = p_demux->p_sys;
1104 bool b_send_pcr = true;
1108 /* Check if we need to send the server a Keep-A-Live signal */
1109 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1111 char *psz_bye = NULL;
1112 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1113 p_sys->b_timeout_call = false;
1116 for( i = 0; i < p_sys->i_track; i++ )
1118 live_track_t *tk = p_sys->track[i];
1120 if( tk->b_asf || tk->b_muxed )
1127 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1133 if( p_sys->i_pcr > 0 )
1136 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
1139 /* First warn we want to read data */
1141 for( i = 0; i < p_sys->i_track; i++ )
1143 live_track_t *tk = p_sys->track[i];
1145 if( tk->waiting == 0 )
1148 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1149 StreamRead, tk, StreamClose, tk );
1152 /* Create a task that will be called if we wait more than 300ms */
1153 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1156 p_sys->scheduler->doEventLoop( &p_sys->event );
1158 /* remove the task */
1159 p_sys->scheduler->unscheduleDelayedTask( task );
1161 /* Check for gap in pts value */
1162 for( i = 0; i < p_sys->i_track; i++ )
1164 live_track_t *tk = p_sys->track[i];
1166 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1167 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1169 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1171 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1172 tk->b_rtcp_sync = true;
1182 if( p_sys->b_multicast && p_sys->b_no_data &&
1183 ( p_sys->i_no_data_ti > 120 ) )
1185 /* FIXME Make this configurable
1186 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1190 else if( !p_sys->b_multicast && p_sys->b_no_data &&
1191 ( p_sys->i_no_data_ti > 34 ) )
1193 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1194 var_GetBool( p_demux, "rtsp-http" );
1196 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1198 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1199 if( RollOverTcp( p_demux ) )
1201 msg_Err( p_demux, "TCP rollover failed, aborting" );
1206 msg_Err( p_demux, "no data received in 10s, aborting" );
1209 else if( !p_sys->b_multicast && p_sys->i_no_data_ti > 34 )
1212 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1215 return p_demux->b_error ? 0 : 1;
1218 /*****************************************************************************
1220 *****************************************************************************/
1221 static int Control( demux_t *p_demux, int i_query, va_list args )
1223 demux_sys_t *p_sys = p_demux->p_sys;
1226 bool *pb, *pb2, b_bool;
1231 case DEMUX_GET_TIME:
1232 pi64 = (int64_t*)va_arg( args, int64_t * );
1233 if( p_sys->i_npt > 0 )
1235 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1238 return VLC_EGENERIC;
1240 case DEMUX_GET_LENGTH:
1241 pi64 = (int64_t*)va_arg( args, int64_t * );
1242 if( p_sys->i_npt_length > 0 )
1244 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1247 return VLC_EGENERIC;
1249 case DEMUX_GET_POSITION:
1250 pf = (double*)va_arg( args, double* );
1251 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1253 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1256 return VLC_EGENERIC;
1258 case DEMUX_SET_POSITION:
1259 case DEMUX_SET_TIME:
1260 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1265 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1267 i64 = (int64_t)va_arg( args, int64_t );
1268 time = (float)((double)i64 / (double)1000000.0); /* in second */
1270 else if( i_query == DEMUX_SET_TIME )
1271 return VLC_EGENERIC;
1274 f = (double)va_arg( args, double );
1275 time = f * (double)p_sys->i_npt_length; /* in second */
1278 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1280 msg_Err( p_demux, "PLAY failed %s",
1281 p_sys->env->getResultMsg() );
1282 return VLC_EGENERIC;
1286 /* Retrieve RTP-Info values */
1287 for( i = 0; i < p_sys->i_track; i++ )
1289 p_sys->track[i]->b_rtcp_sync = false;
1290 p_sys->track[i]->i_pts = 0;
1293 /* Retrieve the starttime if possible */
1294 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1296 /* Retrieve the duration if possible */
1297 p_sys->i_npt_length = p_sys->ms->playEndTime();
1299 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1302 return VLC_EGENERIC;
1304 /* Special for access_demux */
1305 case DEMUX_CAN_PAUSE:
1306 case DEMUX_CAN_SEEK:
1307 pb = (bool*)va_arg( args, bool * );
1308 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1309 /* Not always true, but will be handled in SET_PAUSE_STATE */
1315 case DEMUX_CAN_CONTROL_PACE:
1316 pb = (bool*)va_arg( args, bool * );
1318 #if 1 /* Disable for now until we have a clock synchro algo
1319 * which works with something else than MPEG over UDP */
1326 case DEMUX_CAN_CONTROL_RATE:
1327 pb = (bool*)va_arg( args, bool * );
1328 pb2 = (bool*)va_arg( args, bool * );
1330 *pb = (p_sys->rtsp != NULL) &&
1331 (p_sys->i_npt_length > 0) &&
1332 !var_GetBool( p_demux, "rtsp-kasenna" );
1336 case DEMUX_SET_RATE:
1338 double f_scale, f_old_scale;
1340 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1341 var_GetBool( p_demux, "rtsp-kasenna" ) )
1342 return VLC_EGENERIC;
1344 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1345 * supports Scale should:
1347 * "The server should try to approximate the viewing rate, but may
1348 * restrict the range of scale values that it supports. The response
1349 * MUST contain the actual scale value chosen by the server."
1351 * Scale = 1 indicates normal play
1352 * Scale > 1 indicates fast forward
1353 * Scale < 1 && Scale > 0 indicates slow motion
1354 * Scale < 0 value indicates rewind
1357 pi_int = (int*)va_arg( args, int * );
1358 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1359 f_old_scale = p_sys->ms->scale();
1361 /* Passing -1 for the start and end time will mean liveMedia won't
1362 * create a Range: section for the RTSP message. The server should
1363 * pick up from the current position */
1364 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1366 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1367 p_sys->env->getResultMsg() );
1368 return VLC_EGENERIC;
1371 if( p_sys->ms->scale() == f_old_scale )
1373 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1374 p_sys->ms->scale() );
1375 return VLC_EGENERIC;
1378 /* ReSync the stream */
1379 p_sys->i_npt_start = 0;
1383 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1384 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1388 case DEMUX_SET_PAUSE_STATE:
1392 b_bool = (bool)va_arg( args, int );
1393 if( p_sys->rtsp == NULL )
1394 return VLC_EGENERIC;
1397 if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1398 ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1401 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1402 return VLC_EGENERIC;
1405 /* When we Pause, we'll need the TimeoutPrevention thread to
1406 * handle sending the "Keep Alive" message to the server.
1407 * Unfortunately Live555 isn't thread safe and so can't
1408 * do this normally while the main Demux thread is handling
1409 * a live stream. We end up with the Timeout thread blocking
1410 * waiting for a response from the server. So when we PAUSE
1411 * we set a flag that the TimeoutPrevention function will check
1412 * and if it's set, it will trigger the GET_PARAMETER message */
1413 if( b_bool && p_sys->p_timeout != NULL )
1414 p_sys->p_timeout->b_handle_keep_alive = true;
1415 else if( !b_bool && p_sys->p_timeout != NULL )
1416 p_sys->p_timeout->b_handle_keep_alive = false;
1418 for( i = 0; !b_bool && i < p_sys->i_track; i++ )
1420 live_track_t *tk = p_sys->track[i];
1421 tk->b_rtcp_sync = false;
1424 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1427 /* Retrieve the starttime if possible */
1428 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1430 /* Retrieve the duration if possible */
1431 p_sys->i_npt_length = p_sys->ms->playEndTime();
1433 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1436 case DEMUX_GET_TITLE_INFO:
1437 case DEMUX_SET_TITLE:
1438 case DEMUX_SET_SEEKPOINT:
1439 return VLC_EGENERIC;
1441 case DEMUX_GET_PTS_DELAY:
1442 pi64 = (int64_t*)va_arg( args, int64_t * );
1443 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1447 return VLC_EGENERIC;
1451 /*****************************************************************************
1452 * RollOverTcp: reopen the rtsp into TCP mode
1453 * XXX: ugly, a lot of code are duplicated from Open()
1454 * This should REALLY be fixed
1455 *****************************************************************************/
1456 static int RollOverTcp( demux_t *p_demux )
1458 demux_sys_t *p_sys = p_demux->p_sys;
1461 var_SetBool( p_demux, "rtsp-tcp", true );
1463 /* We close the old RTSP session */
1464 for( i = 0; i < p_sys->i_track; i++ )
1466 live_track_t *tk = p_sys->track[i];
1468 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1469 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1470 es_format_Clean( &tk->fmt );
1471 free( tk->p_buffer );
1474 if( p_sys->i_track ) free( p_sys->track );
1475 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1477 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1478 Medium::close( p_sys->ms );
1479 RTSPClient::close( p_sys->rtsp );
1483 p_sys->track = NULL;
1486 /* Reopen rtsp client */
1487 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1489 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1494 if( p_sys->p_sdp == NULL )
1496 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1500 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1502 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1506 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1512 return VLC_EGENERIC;
1516 /*****************************************************************************
1518 *****************************************************************************/
1519 static void StreamRead( void *p_private, unsigned int i_size,
1520 unsigned int i_truncated_bytes, struct timeval pts,
1521 unsigned int duration )
1523 live_track_t *tk = (live_track_t*)p_private;
1524 demux_t *p_demux = tk->p_demux;
1525 demux_sys_t *p_sys = p_demux->p_sys;
1528 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1530 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1531 (int64_t)pts.tv_usec;
1533 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1534 i_pts &= INT64_C(0x00ffffffffffffff);
1536 /* Retrieve NPT for this pts */
1537 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1539 if( tk->b_quicktime && tk->p_es == NULL )
1541 QuickTimeGenericRTPSource *qtRTPSource =
1542 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1543 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1544 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1546 if( tk->fmt.i_cat == VIDEO_ES ) {
1547 if( qtState.sdAtomSize < 16 + 32 )
1550 p_sys->event = 0xff;
1554 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1555 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1556 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1558 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1560 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1561 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1562 + qtRTPSource->qtState.sdAtomSize;
1563 while (pos+8 < endpos) {
1564 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1565 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1566 if( memcmp(pos+4, "avcC", 4) == 0 &&
1568 atomLength <= INT_MAX )
1570 tk->fmt.i_extra = atomLength-8;
1571 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1572 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1580 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1581 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1582 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1586 if( qtState.sdAtomSize < 4 )
1589 p_sys->event = 0xff;
1593 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1595 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1599 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1601 pts.tv_sec * 1000000LL + pts.tv_usec );
1604 /* grow buffer if it looks like buffer is too small, but don't eat
1605 * up all the memory on strange streams */
1606 if( i_truncated_bytes > 0 && tk->i_buffer < 2000000 )
1609 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1610 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1612 p_tmp = realloc( tk->p_buffer, tk->i_buffer );
1615 msg_Warn( p_demux, "realloc failed" );
1619 tk->p_buffer = (uint8_t*)p_tmp;
1622 if( i_size > tk->i_buffer )
1624 msg_Warn( p_demux, "buffer overflow" );
1626 /* FIXME could i_size be > buffer size ? */
1627 if( tk->fmt.i_codec == VLC_FOURCC('s','a','m','r') ||
1628 tk->fmt.i_codec == VLC_FOURCC('s','a','w','b') )
1630 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1632 p_block = block_New( p_demux, i_size + 1 );
1633 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1634 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1636 else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','1') )
1638 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1639 uint32_t header = h261Source->lastSpecialHeader();
1640 p_block = block_New( p_demux, i_size + 4 );
1641 memcpy( p_block->p_buffer, &header, 4 );
1642 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1644 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1645 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1647 else if( tk->fmt.i_codec == VLC_FOURCC('h','2','6','4') )
1649 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1650 msg_Warn( p_demux, "unsupported NAL type for H264" );
1652 /* Normal NAL type */
1653 p_block = block_New( p_demux, i_size + 4 );
1654 p_block->p_buffer[0] = 0x00;
1655 p_block->p_buffer[1] = 0x00;
1656 p_block->p_buffer[2] = 0x00;
1657 p_block->p_buffer[3] = 0x01;
1658 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1660 else if( tk->b_asf )
1662 int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1663 p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1665 memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1669 p_block = block_New( p_demux, i_size );
1670 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1673 if( p_sys->i_pcr < i_pts )
1675 p_sys->i_pcr = i_pts;
1678 if( (i_pts != tk->i_pts) && (!tk->b_muxed) )
1680 p_block->i_pts = i_pts;
1683 /* Update our global npt value */
1684 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1685 p_sys->i_npt = tk->i_npt;
1689 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1690 p_block->i_dts = ( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', 'g', 'v' ) ) ? 0 : i_pts;
1695 stream_DemuxSend( tk->p_out_muxed, p_block );
1697 else if( tk->b_asf )
1699 stream_DemuxSend( p_sys->p_out_asf, p_block );
1703 es_out_Send( p_demux->out, tk->p_es, p_block );
1706 /* warn that's ok */
1707 p_sys->event = 0xff;
1709 /* we have read data */
1711 p_demux->p_sys->b_no_data = false;
1712 p_demux->p_sys->i_no_data_ti = 0;
1714 if( i_pts > 0 && !tk->b_muxed )
1720 /*****************************************************************************
1722 *****************************************************************************/
1723 static void StreamClose( void *p_private )
1725 live_track_t *tk = (live_track_t*)p_private;
1726 demux_t *p_demux = tk->p_demux;
1727 demux_sys_t *p_sys = p_demux->p_sys;
1729 msg_Dbg( p_demux, "StreamClose" );
1731 p_sys->event = 0xff;
1732 p_demux->b_error = true;
1736 /*****************************************************************************
1738 *****************************************************************************/
1739 static void TaskInterrupt( void *p_private )
1741 demux_t *p_demux = (demux_t*)p_private;
1743 p_demux->p_sys->i_no_data_ti++;
1746 p_demux->p_sys->event = 0xff;
1749 /*****************************************************************************
1751 *****************************************************************************/
1752 static void* TimeoutPrevention( void *p_data )
1754 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1758 /* Voodoo (= no) thread safety here! *Ahem* */
1759 if( p_timeout->b_handle_keep_alive )
1761 char *psz_bye = NULL;
1762 int canc = vlc_savecancel ();
1764 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1765 vlc_restorecancel (canc);
1767 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1769 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1771 assert(0); /* dead code */
1774 /*****************************************************************************
1776 *****************************************************************************/
1777 static int b64_decode( char *dest, char *src );
1779 static int ParseASF( demux_t *p_demux )
1781 demux_sys_t *p_sys = p_demux->p_sys;
1783 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1784 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1788 /* Parse the asf header */
1789 if( psz_asf == NULL )
1790 return VLC_EGENERIC;
1792 psz_asf += strlen( psz_marker );
1793 psz_asf = strdup( psz_asf ); /* Duplicate it */
1794 psz_end = strchr( psz_asf, '\n' );
1796 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1799 if( psz_asf >= psz_end )
1802 return VLC_EGENERIC;
1805 /* Always smaller */
1806 p_header = block_New( p_demux, psz_end - psz_asf );
1807 p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1808 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1809 if( p_header->i_buffer <= 0 )
1812 return VLC_EGENERIC;
1815 /* Parse it to get packet size */
1816 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1818 /* Send it to demuxer */
1819 stream_DemuxSend( p_sys->p_out_asf, p_header );
1826 static unsigned char* parseH264ConfigStr( char const* configStr,
1827 unsigned int& configSize )
1830 int i, i_records = 1;
1835 if( configStr == NULL || *configStr == '\0' )
1838 psz = dup = strdup( configStr );
1840 /* Count the number of comma's */
1841 for( psz = dup; *psz != '\0'; ++psz )
1850 unsigned char *cfg = new unsigned char[5 * strlen(dup)];
1852 for( i = 0; i < i_records; i++ )
1854 cfg[configSize++] = 0x00;
1855 cfg[configSize++] = 0x00;
1856 cfg[configSize++] = 0x00;
1857 cfg[configSize++] = 0x01;
1859 configSize += b64_decode( (char*)&cfg[configSize], psz );
1860 psz += strlen(psz)+1;
1867 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1868 static int b64_decode( char *dest, char *src )
1870 const char *dest_start = dest;
1874 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 00-0F */
1875 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 10-1F */
1876 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63, /* 20-2F */
1877 52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1, /* 30-3F */
1878 -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, /* 40-4F */
1879 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1, /* 50-5F */
1880 -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40, /* 60-6F */
1881 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1, /* 70-7F */
1882 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 80-8F */
1883 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 90-9F */
1884 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* A0-AF */
1885 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* B0-BF */
1886 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* C0-CF */
1887 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* D0-DF */
1888 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* E0-EF */
1889 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 /* F0-FF */
1892 for( i_level = 0; *src != '\0'; src++ )
1896 c = b64[(unsigned int)*src];
1908 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1912 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1916 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1924 return dest - dest_start;