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
10 * Sébastien Escudier <sebastien-devel celeos eu>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
27 /*****************************************************************************
29 *****************************************************************************/
32 * Note: config.h may include inttypes.h, so make sure we define this option
34 #define __STDC_CONSTANT_MACROS 1
35 #define __STDC_LIMIT_MACROS 1
43 #include <vlc_common.h>
44 #include <vlc_plugin.h>
45 #include <vlc_input.h>
46 #include <vlc_demux.h>
47 #include <vlc_dialog.h>
49 #include <vlc_strings.h>
56 # include <winsock2.h>
59 #include <UsageEnvironment.hh>
60 #include <BasicUsageEnvironment.hh>
61 #include <GroupsockHelper.hh>
62 #include <liveMedia.hh>
63 #include <liveMedia_version.hh>
66 #include "../access/mms/asf.h" /* Who said ugly ? */
71 /*****************************************************************************
73 *****************************************************************************/
74 static int Open ( vlc_object_t * );
75 static void Close( vlc_object_t * );
77 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
78 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and nonstandard " \
79 "dialect of RTSP. With this parameter VLC will try this dialect, but "\
80 "then it cannot connect to normal RTSP servers." )
82 #define WMSERVER_TEXT N_("WMServer RTSP dialect")
83 #define WMSERVER_LONGTEXT N_("WMServer uses a nonstandard dialect " \
84 "of RTSP. Selecting this parameter will tell VLC to assume some " \
85 "options contrary to RFC 2326 guidelines.")
87 #define USER_TEXT N_("RTSP user name")
88 #define USER_LONGTEXT N_("Sets the username for the connection, " \
89 "if no username or password are set in the url.")
90 #define PASS_TEXT N_("RTSP password")
91 #define PASS_LONGTEXT N_("Sets the password for the connection, " \
92 "if no username or password are set in the url.")
95 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
96 set_capability( "demux", 50 )
97 set_shortname( "RTP/RTSP")
98 set_callbacks( Open, Close )
99 add_shortcut( "live", "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", "pnm", "live", "livedotcom" )
106 set_capability( "access_demux", 0 )
107 set_callbacks( Open, Close )
108 add_bool( "rtsp-tcp", false,
109 N_("Use RTP over RTSP (TCP)"),
110 N_("Use RTP over RTSP (TCP)"), true )
112 add_integer( "rtp-client-port", -1,
114 N_("Port to use for the RTP source of the session"), true )
115 add_bool( "rtsp-mcast", false,
116 N_("Force multicast RTP via RTSP"),
117 N_("Force multicast RTP via RTSP"), true )
119 add_bool( "rtsp-http", false,
120 N_("Tunnel RTSP and RTP over HTTP"),
121 N_("Tunnel RTSP and RTP over HTTP"), true )
123 add_integer( "rtsp-http-port", 80,
124 N_("HTTP tunnel port"),
125 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
127 add_bool( "rtsp-kasenna", false, KASENNA_TEXT,
128 KASENNA_LONGTEXT, true )
130 add_bool( "rtsp-wmserver", false, WMSERVER_TEXT,
131 WMSERVER_LONGTEXT, true)
133 add_string( "rtsp-user", NULL, USER_TEXT,
134 USER_LONGTEXT, true )
136 add_password( "rtsp-pwd", NULL, PASS_TEXT,
137 PASS_LONGTEXT, true )
142 /*****************************************************************************
144 *****************************************************************************/
149 MediaSubsession *sub;
157 block_t *p_asf_block;
158 bool b_discard_trunc;
159 stream_t *p_out_muxed; /* for muxed stream */
162 unsigned int i_buffer;
173 struct timeout_thread_t
177 bool b_handle_keep_alive;
184 char *p_sdp; /* XXX mallocated */
185 char *psz_path; /* URL-encoded path */
189 TaskScheduler *scheduler;
190 UsageEnvironment *env ;
195 live_track_t **track;
203 int64_t i_pcr; /* The clock */
208 /* timeout thread information */
209 int i_timeout; /* session timeout value in seconds */
210 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
211 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
215 bool b_multicast; /* if one of the tracks is multicasted */
216 bool b_no_data; /* if we never received any data */
217 int i_no_data_ti; /* consecutive number of TaskInterrupt */
222 bool b_get_param; /* Does the server support GET_PARAMETER */
223 bool b_paused; /* Are we paused? */
225 int i_live555_ret; /* live555 callback return code */
227 float f_seek_request;/* In case we receive a seek request while paused*/
231 class RTSPClientVlc : public RTSPClient
234 RTSPClientVlc( UsageEnvironment& env, char const* rtspURL, int verbosityLevel,
235 char const* applicationName, portNumBits tunnelOverHTTPPortNum,
236 demux_sys_t *p_sys) :
237 RTSPClient( env, rtspURL, verbosityLevel, applicationName,
238 tunnelOverHTTPPortNum )
245 static int Demux ( demux_t * );
246 static int Control( demux_t *, int, va_list );
248 static int Connect ( demux_t * );
249 static int SessionsSetup( demux_t * );
250 static int Play ( demux_t *);
251 static int ParseASF ( demux_t * );
252 static int RollOverTcp ( demux_t * );
254 static void StreamRead ( void *, unsigned int, unsigned int,
255 struct timeval, unsigned int );
256 static void StreamClose ( void * );
257 static void TaskInterruptData( void * );
258 static void TaskInterruptRTSP( void * );
260 static void* TimeoutPrevention( void * );
262 static unsigned char* parseH264ConfigStr( char const* configStr,
263 unsigned int& configSize );
265 /*****************************************************************************
267 *****************************************************************************/
268 static int Open ( vlc_object_t *p_this )
270 demux_t *p_demux = (demux_t*)p_this;
271 demux_sys_t *p_sys = NULL;
274 int i_error = VLC_EGENERIC;
278 /* See if it looks like a SDP
279 v, o, s fields are mandatory and in this order */
280 const uint8_t *p_peek;
281 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
283 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
284 memcmp( p_peek, "v=0\n", 4 ) &&
285 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
291 p_demux->pf_demux = Demux;
292 p_demux->pf_control= Control;
293 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
294 if( !p_sys ) return VLC_ENOMEM;
296 msg_Dbg( p_demux, "version "LIVEMEDIA_LIBRARY_VERSION_STRING );
299 p_sys->scheduler = NULL;
303 TAB_INIT( p_sys->i_track, p_sys->track );
306 p_sys->f_npt_start = 0.;
307 p_sys->f_npt_length = 0.;
308 p_sys->p_out_asf = NULL;
309 p_sys->b_no_data = true;
310 p_sys->i_no_data_ti = 0;
311 p_sys->p_timeout = NULL;
312 p_sys->i_timeout = 0;
313 p_sys->b_timeout_call = false;
314 p_sys->b_multicast = false;
315 p_sys->b_real = false;
316 p_sys->psz_path = strdup( p_demux->psz_location );
317 p_sys->b_force_mcast = var_InheritBool( p_demux, "rtsp-mcast" );
318 p_sys->b_get_param = false;
319 p_sys->b_paused = false;
320 p_sys->f_seek_request = -1;
321 p_sys->b_error = false;
322 p_sys->i_live555_ret = 0;
324 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
325 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
327 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
329 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
332 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
334 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
338 if( strcasecmp( p_demux->psz_access, "sdp" ) )
340 char *p = p_sys->psz_path;
341 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
344 if( p_demux->s != NULL )
346 /* Gather the complete sdp file */
348 int i_sdp_max = 1000;
349 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
353 i_error = VLC_ENOMEM;
359 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
360 i_sdp_max - i_sdp - 1 );
362 if( !vlc_object_alive (p_demux) )
370 msg_Err( p_demux, "failed to read SDP" );
377 if( i_read < i_sdp_max - i_sdp - 1 )
384 p_sdp = (uint8_t*)xrealloc( p_sdp, i_sdp_max );
386 p_sys->p_sdp = (char*)p_sdp;
388 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
390 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
394 if( p_sys->p_sdp == NULL )
396 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
397 i_error = VLC_ENOMEM;
401 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
403 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
407 if( p_sys->b_real ) goto error;
409 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
412 if( p_sys->p_out_asf && ParseASF( p_demux ) )
414 msg_Err( p_demux, "cannot find a usable asf header" );
415 /* TODO Clean tracks */
419 if( p_sys->i_track <= 0 )
429 /*****************************************************************************
431 *****************************************************************************/
432 static void Close( vlc_object_t *p_this )
434 demux_t *p_demux = (demux_t*)p_this;
435 demux_sys_t *p_sys = p_demux->p_sys;
437 if( p_sys->p_timeout )
439 vlc_cancel( p_sys->p_timeout->handle );
440 vlc_join( p_sys->p_timeout->handle, NULL );
441 free( p_sys->p_timeout );
444 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
445 if( p_sys->ms ) Medium::close( p_sys->ms );
446 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
447 if( p_sys->env ) p_sys->env->reclaim();
449 for( int i = 0; i < p_sys->i_track; i++ )
451 live_track_t *tk = p_sys->track[i];
453 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
454 es_format_Clean( &tk->fmt );
455 free( tk->p_buffer );
458 TAB_CLEAN( p_sys->i_track, p_sys->track );
459 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
460 delete p_sys->scheduler;
461 free( p_sys->p_sdp );
462 free( p_sys->psz_path );
464 vlc_UrlClean( &p_sys->url );
469 static inline const char *strempty( const char *s ) { return s?s:""; }
470 static inline Boolean toBool( bool b ) { return b?True:False; } // silly, no?
472 static void default_live555_callback( RTSPClient* client, int result_code, char* result_string )
474 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> ( client );
475 demux_sys_t *p_sys = client_vlc->p_sys;
476 delete []result_string;
477 p_sys->i_live555_ret = result_code;
478 p_sys->b_error = p_sys->i_live555_ret != 0;
479 p_sys->event_rtsp = 1;
482 /* return true if the RTSP command succeeded */
483 static bool wait_Live555_response( demux_t *p_demux, int i_timeout = 0 /* ms */ )
486 demux_sys_t * p_sys = p_demux->p_sys;
487 p_sys->event_rtsp = 0;
490 /* Create a task that will be called if we wait more than timeout ms */
491 task = p_sys->scheduler->scheduleDelayedTask( i_timeout*1000,
495 p_sys->event_rtsp = 0;
496 p_sys->b_error = true;
497 p_sys->i_live555_ret = 0;
498 p_sys->scheduler->doEventLoop( &p_sys->event_rtsp );
499 //here, if b_error is true and i_live555_ret = 0 we didn't receive a response
502 /* remove the task */
503 p_sys->scheduler->unscheduleDelayedTask( task );
505 return !p_sys->b_error;
508 static void continueAfterDESCRIBE( RTSPClient* client, int result_code,
509 char* result_string )
511 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> ( client );
512 demux_sys_t *p_sys = client_vlc->p_sys;
513 p_sys->i_live555_ret = result_code;
514 if ( result_code == 0 )
516 char* sdpDescription = result_string;
517 free( p_sys->p_sdp );
521 p_sys->p_sdp = strdup( sdpDescription );
522 p_sys->b_error = false;
526 p_sys->b_error = true;
527 delete[] result_string;
528 p_sys->event_rtsp = 1;
531 static void continueAfterOPTIONS( RTSPClient* client, int result_code,
532 char* result_string )
534 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> (client);
535 demux_sys_t *p_sys = client_vlc->p_sys;
537 // If OPTIONS fails, assume GET_PARAMETER is not supported but
538 // still continue on with the stream. Some servers (foscam)
539 // return 501/not implemented for OPTIONS.
541 && result_string != NULL
542 && strstr( result_string, "GET_PARAMETER" ) != NULL;
543 client->sendDescribeCommand( continueAfterDESCRIBE );
544 delete[] result_string;
547 /*****************************************************************************
548 * Connect: connects to the RTSP server to setup the session DESCRIBE
549 *****************************************************************************/
550 static int Connect( demux_t *p_demux )
552 demux_sys_t *p_sys = p_demux->p_sys;
553 Authenticator authenticator;
554 char *psz_user = NULL;
555 char *psz_pwd = NULL;
556 char *psz_url = NULL;
558 int i_ret = VLC_SUCCESS;
559 const int i_timeout = var_InheritInteger( p_demux, "ipv4-timeout" );
561 /* Get the user name and password */
562 if( p_sys->url.psz_username || p_sys->url.psz_password )
564 /* Create the URL by stripping away the username/password part */
565 if( p_sys->url.i_port == 0 )
566 p_sys->url.i_port = 554;
567 if( asprintf( &psz_url, "rtsp://%s:%d%s",
568 strempty( p_sys->url.psz_host ),
570 strempty( p_sys->url.psz_path ) ) == -1 )
573 psz_user = strdup( strempty( p_sys->url.psz_username ) );
574 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
578 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
581 psz_user = var_InheritString( p_demux, "rtsp-user" );
582 psz_pwd = var_InheritString( p_demux, "rtsp-pwd" );
586 if( !vlc_object_alive (p_demux) )
588 i_ret = VLC_EGENERIC;
592 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
593 i_http_port = var_InheritInteger( p_demux, "rtsp-http-port" );
595 p_sys->rtsp = new RTSPClientVlc( *p_sys->env, psz_url,
596 var_InheritInteger( p_demux, "verbose" ) > 1 ? 1 : 0,
597 "LibVLC/"VERSION, i_http_port, p_sys );
600 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
601 p_sys->env->getResultMsg() );
602 i_ret = VLC_EGENERIC;
606 /* Kasenna enables KeepAlive by analysing the User-Agent string.
607 * Appending _KA to the string should be enough to enable this feature,
608 * however, there is a bug where the _KA doesn't get parsed from the
609 * default User-Agent as created by VLC/Live555 code. This is probably due
610 * to spaces in the string or the string being too long. Here we override
611 * the default string with a more compact version.
613 if( var_InheritBool( p_demux, "rtsp-kasenna" ))
615 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
619 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
621 p_sys->rtsp->sendOptionsCommand( &continueAfterOPTIONS, &authenticator );
623 if( !wait_Live555_response( p_demux, i_timeout ) )
625 int i_code = p_sys->i_live555_ret;
628 msg_Dbg( p_demux, "authentication failed" );
632 dialog_Login( p_demux, &psz_user, &psz_pwd,
633 _("RTSP authentication"), "%s",
634 _("Please enter a valid login name and a password.") );
635 if( psz_user != NULL && psz_pwd != NULL )
637 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
641 else if( i_code > 0 && i_code != 404 && !var_GetBool( p_demux, "rtsp-http" ) )
643 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
644 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
645 var_SetBool( p_demux, "rtsp-http", true );
646 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
653 msg_Dbg( p_demux, "connection timeout" );
656 msg_Dbg( p_demux, "connection error %d", i_code );
658 dialog_Fatal( p_demux, _("RTSP connection failed"),
659 _("Access to the stream is denied by the server configuration.") );
661 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
664 i_ret = VLC_EGENERIC;
668 /* malloc-ated copy */
676 /*****************************************************************************
677 * SessionsSetup: prepares the subsessions and does the SETUP
678 *****************************************************************************/
679 static int SessionsSetup( demux_t *p_demux )
681 demux_sys_t *p_sys = p_demux->p_sys;
682 MediaSubsessionIterator *iter = NULL;
683 MediaSubsession *sub = NULL;
687 int i_return = VLC_SUCCESS;
688 unsigned int i_buffer = 0;
689 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
691 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
692 var_GetBool( p_demux, "rtsp-http" );
693 i_client_port = var_InheritInteger( p_demux, "rtp-client-port" );
695 /* Create the session from the SDP */
696 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
698 msg_Err( p_demux, "Could not create the RTSP Session: %s",
699 p_sys->env->getResultMsg() );
703 /* Initialise each media subsession */
704 iter = new MediaSubsessionIterator( *p_sys->ms );
705 while( ( sub = iter->next() ) != NULL )
710 if( !vlc_object_alive (p_demux) )
716 /* Value taken from mplayer */
717 if( !strcmp( sub->mediumName(), "audio" ) )
719 else if( !strcmp( sub->mediumName(), "video" ) )
721 else if( !strcmp( sub->mediumName(), "text" ) )
725 if( i_client_port != -1 )
727 sub->setClientPortNum( i_client_port );
731 if( strcasestr( sub->codecName(), "REAL" ) )
733 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
734 p_sys->b_real = true; /* This is a problem, we'll handle it later */
738 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
739 bInit = sub->initiate( 0 );
741 bInit = sub->initiate();
745 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
746 sub->mediumName(), sub->codecName(),
747 p_sys->env->getResultMsg() );
751 if( sub->rtpSource() != NULL )
753 int fd = sub->rtpSource()->RTPgs()->socketNum();
755 /* Increase the buffer size */
757 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
759 /* Increase the RTP reorder timebuffer just a bit */
760 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
762 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
765 /* Issue the SETUP */
768 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
769 toBool( b_rtsp_tcp ),
770 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
771 if( !wait_Live555_response( p_demux ) )
773 /* if we get an unsupported transport error, toggle TCP
774 * use and try again */
775 if( p_sys->i_live555_ret == 461 )
776 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
777 !toBool( b_rtsp_tcp ), False );
778 if( p_sys->i_live555_ret != 461 || !wait_Live555_response( p_demux ) )
780 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
781 sub->mediumName(), sub->codecName(),
782 p_sys->env->getResultMsg() );
787 var_SetBool( p_demux, "rtsp-tcp", true );
793 /* Check if we will receive data from this subsession for
795 if( sub->readSource() == NULL ) continue;
796 if( !p_sys->b_multicast )
798 /* We need different rollover behaviour for multicast */
799 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
802 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
808 tk->p_demux = p_demux;
811 tk->b_quicktime = false;
813 tk->p_asf_block = NULL;
815 tk->b_discard_trunc = false;
816 tk->p_out_muxed = NULL;
818 tk->b_rtcp_sync = false;
819 tk->i_pts = VLC_TS_INVALID;
821 tk->b_selected = true;
822 tk->i_buffer = 65536;
823 tk->p_buffer = (uint8_t *)malloc( 65536 );
831 /* Value taken from mplayer */
832 if( !strcmp( sub->mediumName(), "audio" ) )
834 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
835 tk->fmt.audio.i_channels = sub->numChannels();
836 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
838 if( !strcmp( sub->codecName(), "MPA" ) ||
839 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
840 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
842 tk->fmt.i_codec = VLC_CODEC_MPGA;
843 tk->fmt.audio.i_rate = 0;
845 else if( !strcmp( sub->codecName(), "AC3" ) )
847 tk->fmt.i_codec = VLC_CODEC_A52;
848 tk->fmt.audio.i_rate = 0;
850 else if( !strcmp( sub->codecName(), "L16" ) )
852 tk->fmt.i_codec = VLC_CODEC_S16B;
853 tk->fmt.audio.i_bitspersample = 16;
855 else if( !strcmp( sub->codecName(), "L20" ) )
857 tk->fmt.i_codec = VLC_CODEC_S20B;
858 tk->fmt.audio.i_bitspersample = 20;
860 else if( !strcmp( sub->codecName(), "L24" ) )
862 tk->fmt.i_codec = VLC_CODEC_S24B;
863 tk->fmt.audio.i_bitspersample = 24;
865 else if( !strcmp( sub->codecName(), "L8" ) )
867 tk->fmt.i_codec = VLC_CODEC_U8;
868 tk->fmt.audio.i_bitspersample = 8;
870 else if( !strcmp( sub->codecName(), "DAT12" ) )
872 tk->fmt.i_codec = VLC_CODEC_DAT12;
873 tk->fmt.audio.i_bitspersample = 12;
875 else if( !strcmp( sub->codecName(), "PCMU" ) )
877 tk->fmt.i_codec = VLC_CODEC_MULAW;
878 tk->fmt.audio.i_bitspersample = 8;
880 else if( !strcmp( sub->codecName(), "PCMA" ) )
882 tk->fmt.i_codec = VLC_CODEC_ALAW;
883 tk->fmt.audio.i_bitspersample = 8;
885 else if( !strncmp( sub->codecName(), "G726", 4 ) )
887 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
888 tk->fmt.audio.i_rate = 8000;
889 tk->fmt.audio.i_channels = 1;
890 if( !strcmp( sub->codecName()+5, "40" ) )
891 tk->fmt.i_bitrate = 40000;
892 else if( !strcmp( sub->codecName()+5, "32" ) )
893 tk->fmt.i_bitrate = 32000;
894 else if( !strcmp( sub->codecName()+5, "24" ) )
895 tk->fmt.i_bitrate = 24000;
896 else if( !strcmp( sub->codecName()+5, "16" ) )
897 tk->fmt.i_bitrate = 16000;
899 else if( !strcmp( sub->codecName(), "AMR" ) )
901 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
903 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
905 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
907 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
909 unsigned int i_extra;
912 tk->fmt.i_codec = VLC_CODEC_MP4A;
914 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
917 tk->fmt.i_extra = i_extra;
918 tk->fmt.p_extra = xmalloc( i_extra );
919 memcpy( tk->fmt.p_extra, p_extra, i_extra );
922 /* Because the "faad" decoder does not handle the LATM
923 * data length field at the start of each returned LATM
924 * frame, tell the RTP source to omit it. */
925 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
927 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
929 unsigned int i_extra;
932 tk->fmt.i_codec = VLC_CODEC_MP4A;
934 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
937 tk->fmt.i_extra = i_extra;
938 tk->fmt.p_extra = xmalloc( i_extra );
939 memcpy( tk->fmt.p_extra, p_extra, i_extra );
943 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
946 if( p_sys->p_out_asf == NULL )
947 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
950 else if( !strcmp( sub->codecName(), "X-QT" ) ||
951 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
953 tk->b_quicktime = true;
955 else if( !strcmp( sub->codecName(), "SPEEX" ) )
957 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
958 if ( sub->rtpTimestampFrequency() )
959 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
962 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
963 tk->fmt.audio.i_rate = 8000;
967 else if( !strcmp( sub->mediumName(), "video" ) )
969 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
970 if( !strcmp( sub->codecName(), "MPV" ) )
972 tk->fmt.i_codec = VLC_CODEC_MPGV;
973 tk->fmt.b_packetized = false;
975 else if( !strcmp( sub->codecName(), "H263" ) ||
976 !strcmp( sub->codecName(), "H263-1998" ) ||
977 !strcmp( sub->codecName(), "H263-2000" ) )
979 tk->fmt.i_codec = VLC_CODEC_H263;
981 else if( !strcmp( sub->codecName(), "H261" ) )
983 tk->fmt.i_codec = VLC_CODEC_H261;
985 else if( !strcmp( sub->codecName(), "H264" ) )
987 unsigned int i_extra = 0;
988 uint8_t *p_extra = NULL;
990 tk->fmt.i_codec = VLC_CODEC_H264;
991 tk->fmt.b_packetized = false;
993 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
996 tk->fmt.i_extra = i_extra;
997 tk->fmt.p_extra = xmalloc( i_extra );
998 memcpy( tk->fmt.p_extra, p_extra, i_extra );
1003 else if( !strcmp( sub->codecName(), "JPEG" ) )
1005 tk->fmt.i_codec = VLC_CODEC_MJPG;
1007 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
1009 unsigned int i_extra;
1012 tk->fmt.i_codec = VLC_CODEC_MP4V;
1014 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
1017 tk->fmt.i_extra = i_extra;
1018 tk->fmt.p_extra = xmalloc( i_extra );
1019 memcpy( tk->fmt.p_extra, p_extra, i_extra );
1023 else if( !strcmp( sub->codecName(), "X-QT" ) ||
1024 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
1025 !strcmp( sub->codecName(), "X-QDM" ) ||
1026 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
1027 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
1029 tk->b_quicktime = true;
1031 else if( !strcmp( sub->codecName(), "MP2T" ) )
1034 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
1036 else if( !strcmp( sub->codecName(), "MP2P" ) ||
1037 !strcmp( sub->codecName(), "MP1S" ) )
1040 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
1043 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
1046 if( p_sys->p_out_asf == NULL )
1047 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
1050 else if( !strcmp( sub->codecName(), "DV" ) )
1053 tk->b_discard_trunc = true;
1054 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
1058 else if( !strcmp( sub->mediumName(), "text" ) )
1060 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
1062 if( !strcmp( sub->codecName(), "T140" ) )
1064 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1068 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1070 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1073 if( sub->rtcpInstance() != NULL )
1075 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1078 if( tk->p_es || tk->b_quicktime || ( tk->b_muxed && tk->p_out_muxed ) ||
1079 ( tk->b_asf && p_sys->p_out_asf ) )
1081 TAB_APPEND_CAST( (live_track_t **), p_sys->i_track, p_sys->track, tk );
1086 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1087 es_format_Clean( &tk->fmt );
1093 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1095 /* Retrieve the starttime if possible */
1096 p_sys->f_npt_start = p_sys->ms->playStartTime();
1098 /* Retrieve the duration if possible */
1099 p_sys->f_npt_length = p_sys->ms->playEndTime();
1102 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1105 p_sys->b_no_data = true;
1106 p_sys->i_no_data_ti = 0;
1111 /*****************************************************************************
1112 * Play: starts the actual playback of the stream
1113 *****************************************************************************/
1114 static int Play( demux_t *p_demux )
1116 demux_sys_t *p_sys = p_demux->p_sys;
1121 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->f_npt_start, -1, 1 );
1123 if( !wait_Live555_response(p_demux) )
1125 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1126 return VLC_EGENERIC;
1129 /* Retrieve the timeout value and set up a timeout prevention thread */
1130 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1131 if( p_sys->i_timeout <= 0 )
1132 p_sys->i_timeout = 60; /* default value from RFC2326 */
1134 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1135 if( !p_sys->p_timeout && p_sys->b_get_param )
1137 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1138 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1139 if( p_sys->p_timeout )
1141 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1142 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1143 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1144 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1146 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1147 free( p_sys->p_timeout );
1148 p_sys->p_timeout = NULL;
1151 msg_Dbg( p_demux, "spawned timeout thread" );
1154 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1159 /* Retrieve the starttime if possible */
1160 p_sys->f_npt_start = p_sys->ms->playStartTime();
1161 if( p_sys->ms->playEndTime() > 0 )
1162 p_sys->f_npt_length = p_sys->ms->playEndTime();
1164 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1169 /*****************************************************************************
1171 *****************************************************************************/
1172 static int Demux( demux_t *p_demux )
1174 demux_sys_t *p_sys = p_demux->p_sys;
1177 bool b_send_pcr = true;
1181 /* Check if we need to send the server a Keep-A-Live signal */
1182 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1184 char *psz_bye = NULL;
1185 p_sys->rtsp->sendGetParameterCommand( *p_sys->ms, NULL, psz_bye );
1186 p_sys->b_timeout_call = false;
1189 for( i = 0; i < p_sys->i_track; i++ )
1191 live_track_t *tk = p_sys->track[i];
1196 es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1197 if( !b && tk->b_selected )
1199 tk->b_selected = false;
1200 p_sys->rtsp->sendTeardownCommand( *tk->sub, NULL );
1202 else if( b && !tk->b_selected)
1204 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1205 var_GetBool( p_demux, "rtsp-http" );
1206 p_sys->rtsp->sendSetupCommand( *tk->sub, default_live555_callback, False,
1207 toBool( b_rtsp_tcp ),
1208 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
1209 if( !wait_Live555_response( p_demux ) )
1211 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
1212 tk->sub->mediumName(), tk->sub->codecName(),
1213 p_sys->env->getResultMsg() );
1217 p_sys->rtsp->sendPlayCommand( *tk->sub, default_live555_callback, -1, -1, p_sys->ms->scale() );
1218 if( !wait_Live555_response(p_demux) )
1220 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1221 p_sys->rtsp->sendTeardownCommand( *tk->sub, NULL );
1224 tk->b_selected = true;
1226 if( !tk->b_selected )
1227 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->p_es, false );
1231 if( tk->b_asf || tk->b_muxed )
1238 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1244 if( p_sys->i_pcr > 0 )
1247 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1250 /* First warn we want to read data */
1251 p_sys->event_data = 0;
1252 for( i = 0; i < p_sys->i_track; i++ )
1254 live_track_t *tk = p_sys->track[i];
1256 if( tk->waiting == 0 )
1259 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1260 StreamRead, tk, StreamClose, tk );
1263 /* Create a task that will be called if we wait more than 300ms */
1264 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterruptData, p_demux );
1267 p_sys->scheduler->doEventLoop( &p_sys->event_data );
1269 /* remove the task */
1270 p_sys->scheduler->unscheduleDelayedTask( task );
1272 /* Check for gap in pts value */
1273 for( i = 0; i < p_sys->i_track; i++ )
1275 live_track_t *tk = p_sys->track[i];
1277 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1278 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1280 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1282 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1283 tk->b_rtcp_sync = true;
1285 tk->i_pts = VLC_TS_INVALID;
1293 if( p_sys->b_multicast && p_sys->b_no_data &&
1294 ( p_sys->i_no_data_ti > 120 ) )
1296 /* FIXME Make this configurable
1297 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1301 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1302 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1304 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1305 var_GetBool( p_demux, "rtsp-http" );
1307 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1309 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1310 if( RollOverTcp( p_demux ) )
1312 msg_Err( p_demux, "TCP rollover failed, aborting" );
1317 msg_Err( p_demux, "no data received in 10s, aborting" );
1320 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1321 ( p_sys->i_no_data_ti > 34 ) )
1324 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1327 return p_sys->b_error ? 0 : 1;
1330 /*****************************************************************************
1332 *****************************************************************************/
1333 static int Control( demux_t *p_demux, int i_query, va_list args )
1335 demux_sys_t *p_sys = p_demux->p_sys;
1343 case DEMUX_GET_TIME:
1344 pi64 = (int64_t*)va_arg( args, int64_t * );
1345 if( p_sys->f_npt > 0 )
1347 *pi64 = (int64_t)(p_sys->f_npt * 1000000.);
1350 return VLC_EGENERIC;
1352 case DEMUX_GET_LENGTH:
1353 pi64 = (int64_t*)va_arg( args, int64_t * );
1354 if( p_sys->f_npt_length > 0 )
1356 double d_length = p_sys->f_npt_length * 1000000.0;
1357 if( d_length >= INT64_MAX )
1360 *pi64 = (int64_t)d_length;
1363 return VLC_EGENERIC;
1365 case DEMUX_GET_POSITION:
1366 pf = (double*)va_arg( args, double* );
1367 if( (p_sys->f_npt_length > 0) && (p_sys->f_npt > 0) )
1369 *pf = p_sys->f_npt / p_sys->f_npt_length;
1372 return VLC_EGENERIC;
1374 case DEMUX_SET_POSITION:
1375 case DEMUX_SET_TIME:
1376 if( p_sys->rtsp && (p_sys->f_npt_length > 0) )
1381 if( (i_query == DEMUX_SET_TIME) && (p_sys->f_npt > 0) )
1383 i64 = (int64_t)va_arg( args, int64_t );
1384 time = (float)(i64 / 1000000.0); /* in second */
1386 else if( i_query == DEMUX_SET_TIME )
1387 return VLC_EGENERIC;
1390 f = (double)va_arg( args, double );
1391 time = f * p_sys->f_npt_length; /* in second */
1394 if( p_sys->b_paused )
1396 p_sys->f_seek_request = time;
1400 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1402 if( !wait_Live555_response( p_demux ) )
1404 msg_Err( p_demux, "PAUSE before seek failed %s",
1405 p_sys->env->getResultMsg() );
1406 return VLC_EGENERIC;
1409 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, time, -1, 1 );
1411 if( !wait_Live555_response( p_demux ) )
1413 msg_Err( p_demux, "seek PLAY failed %s",
1414 p_sys->env->getResultMsg() );
1415 return VLC_EGENERIC;
1419 /* Retrieve RTP-Info values */
1420 for( i = 0; i < p_sys->i_track; i++ )
1422 p_sys->track[i]->b_rtcp_sync = false;
1423 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1426 /* Retrieve the starttime if possible */
1427 p_sys->f_npt = p_sys->f_npt_start = p_sys->ms->playStartTime();
1429 /* Retrieve the duration if possible */
1430 if( p_sys->ms->playEndTime() > 0 )
1431 p_sys->f_npt_length = p_sys->ms->playEndTime();
1433 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1436 return VLC_EGENERIC;
1438 /* Special for access_demux */
1439 case DEMUX_CAN_PAUSE:
1440 case DEMUX_CAN_SEEK:
1441 pb = (bool*)va_arg( args, bool * );
1442 if( p_sys->rtsp && p_sys->f_npt_length > 0 )
1443 /* Not always true, but will be handled in SET_PAUSE_STATE */
1449 case DEMUX_CAN_CONTROL_PACE:
1450 pb = (bool*)va_arg( args, bool * );
1452 #if 1 /* Disable for now until we have a clock synchro algo
1453 * which works with something else than MPEG over UDP */
1460 case DEMUX_CAN_CONTROL_RATE:
1461 pb = (bool*)va_arg( args, bool * );
1462 pb2 = (bool*)va_arg( args, bool * );
1464 *pb = (p_sys->rtsp != NULL) &&
1465 (p_sys->f_npt_length > 0) &&
1466 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1467 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1471 case DEMUX_SET_RATE:
1473 double f_scale, f_old_scale;
1475 if( !p_sys->rtsp || (p_sys->f_npt_length <= 0) ||
1476 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1477 var_GetBool( p_demux, "rtsp-wmserver" ) )
1478 return VLC_EGENERIC;
1480 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1483 * "[...] should try to approximate the viewing rate, but
1484 * may restrict the range of scale values that it supports.
1485 * The response MUST contain the actual scale value chosen
1488 * Scale = 1 indicates normal play
1489 * Scale > 1 indicates fast forward
1490 * Scale < 1 && Scale > 0 indicates slow motion
1491 * Scale < 0 value indicates rewind
1494 pi_int = (int*)va_arg( args, int * );
1495 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1496 f_old_scale = p_sys->ms->scale();
1498 /* Passing -1 for the start and end time will mean liveMedia won't
1499 * create a Range: section for the RTSP message. The server should
1500 * pick up from the current position */
1501 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, -1, -1, f_scale );
1503 if( !wait_Live555_response( p_demux ) )
1505 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1506 p_sys->env->getResultMsg() );
1507 return VLC_EGENERIC;
1510 if( p_sys->ms->scale() == f_old_scale )
1512 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1513 p_sys->ms->scale() );
1514 return VLC_EGENERIC;
1517 /* ReSync the stream */
1518 p_sys->f_npt_start = 0;
1522 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1523 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1527 case DEMUX_SET_PAUSE_STATE:
1529 bool b_pause = (bool)va_arg( args, int );
1530 if( p_sys->rtsp == NULL )
1531 return VLC_EGENERIC;
1533 if( b_pause == p_sys->b_paused )
1536 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1538 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->f_seek_request,
1539 -1.0f, p_sys->ms->scale() );
1541 if( !wait_Live555_response( p_demux ) )
1543 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1544 return VLC_EGENERIC;
1546 p_sys->f_seek_request = -1;
1547 p_sys->b_paused = b_pause;
1549 /* When we Pause, we'll need the TimeoutPrevention thread to
1550 * handle sending the "Keep Alive" message to the server.
1551 * Unfortunately Live555 isn't thread safe and so can't
1552 * do this normally while the main Demux thread is handling
1553 * a live stream. We end up with the Timeout thread blocking
1554 * waiting for a response from the server. So when we PAUSE
1555 * we set a flag that the TimeoutPrevention function will check
1556 * and if it's set, it will trigger the GET_PARAMETER message */
1557 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1558 p_sys->p_timeout->b_handle_keep_alive = true;
1559 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1560 p_sys->p_timeout->b_handle_keep_alive = false;
1562 if( !p_sys->b_paused )
1564 for( int i = 0; i < p_sys->i_track; i++ )
1566 live_track_t *tk = p_sys->track[i];
1567 tk->b_rtcp_sync = false;
1568 tk->i_pts = VLC_TS_INVALID;
1570 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1574 /* Reset data received counter */
1575 p_sys->i_no_data_ti = 0;
1577 /* Retrieve the starttime if possible */
1578 p_sys->f_npt_start = p_sys->ms->playStartTime();
1580 /* Retrieve the duration if possible */
1581 if( p_sys->ms->playEndTime() )
1582 p_sys->f_npt_length = p_sys->ms->playEndTime();
1584 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1587 case DEMUX_GET_TITLE_INFO:
1588 case DEMUX_SET_TITLE:
1589 case DEMUX_SET_SEEKPOINT:
1590 return VLC_EGENERIC;
1592 case DEMUX_GET_PTS_DELAY:
1593 pi64 = (int64_t*)va_arg( args, int64_t * );
1594 *pi64 = INT64_C(1000)
1595 * var_InheritInteger( p_demux, "network-caching" );
1599 return VLC_EGENERIC;
1603 /*****************************************************************************
1604 * RollOverTcp: reopen the rtsp into TCP mode
1605 * XXX: ugly, a lot of code are duplicated from Open()
1606 * This should REALLY be fixed
1607 *****************************************************************************/
1608 static int RollOverTcp( demux_t *p_demux )
1610 demux_sys_t *p_sys = p_demux->p_sys;
1613 var_SetBool( p_demux, "rtsp-tcp", true );
1615 /* We close the old RTSP session */
1616 p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
1617 Medium::close( p_sys->ms );
1618 RTSPClient::close( p_sys->rtsp );
1620 for( i = 0; i < p_sys->i_track; i++ )
1622 live_track_t *tk = p_sys->track[i];
1624 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1625 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1626 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1627 es_format_Clean( &tk->fmt );
1628 free( tk->p_buffer );
1631 TAB_CLEAN( p_sys->i_track, p_sys->track );
1632 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1636 p_sys->b_no_data = true;
1637 p_sys->i_no_data_ti = 0;
1638 p_sys->p_out_asf = NULL;
1640 /* Reopen rtsp client */
1641 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1643 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1648 if( p_sys->p_sdp == NULL )
1650 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1654 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1656 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1660 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1666 return VLC_EGENERIC;
1670 /*****************************************************************************
1672 *****************************************************************************/
1673 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1675 const uint8_t *p_data, unsigned i_size )
1677 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1678 block_t *p_list = NULL;
1680 while( i_size >= 4 )
1682 unsigned i_flags = p_data[0];
1683 unsigned i_length_offset = (p_data[1] << 16) |
1686 bool b_length = i_flags & 0x40;
1687 bool b_relative_ts = i_flags & 0x20;
1688 bool b_duration = i_flags & 0x10;
1689 bool b_location_id = i_flags & 0x08;
1691 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1692 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1693 unsigned i_header_size = 4;
1701 if( i_header_size > i_size )
1703 msg_Warn( p_demux, "Invalid header size" );
1708 * When b_length is true, the streams I found do not seems to respect
1709 * the documentation.
1710 * From them, I have failed to find which choice between '__MIN()' or
1711 * 'i_length_offset - i_header_size' is the right one.
1715 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1717 i_payload = i_size - i_header_size;
1719 if( !tk->p_asf_block )
1721 tk->p_asf_block = block_New( p_demux, i_packet_size );
1722 if( !tk->p_asf_block )
1724 tk->p_asf_block->i_buffer = 0;
1726 unsigned i_offset = b_length ? 0 : i_length_offset;
1727 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1729 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1730 tk->p_asf_block->i_buffer += i_payload;
1733 /* We have a complete packet */
1734 tk->p_asf_block->i_buffer = i_packet_size;
1735 block_ChainAppend( &p_list, tk->p_asf_block );
1736 tk->p_asf_block = NULL;
1741 /* Reset on broken stream */
1742 msg_Err( p_demux, "Broken packet detected (%d vs %zu or %d + %d vs %d)",
1743 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1744 tk->p_asf_block->i_buffer = 0;
1748 p_data += i_header_size + i_payload;
1749 i_size -= i_header_size + i_payload;
1754 /*****************************************************************************
1756 *****************************************************************************/
1757 static void StreamRead( void *p_private, unsigned int i_size,
1758 unsigned int i_truncated_bytes, struct timeval pts,
1759 unsigned int duration )
1761 VLC_UNUSED( duration );
1763 live_track_t *tk = (live_track_t*)p_private;
1764 demux_t *p_demux = tk->p_demux;
1765 demux_sys_t *p_sys = p_demux->p_sys;
1768 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1770 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1771 (int64_t)pts.tv_usec;
1773 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1774 i_pts &= INT64_C(0x00ffffffffffffff);
1776 /* Retrieve NPT for this pts */
1777 tk->f_npt = tk->sub->getNormalPlayTime(pts);
1779 if( tk->b_quicktime && tk->p_es == NULL )
1781 QuickTimeGenericRTPSource *qtRTPSource =
1782 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1783 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1784 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1786 /* Get codec informations from the quicktime atoms :
1787 * http://developer.apple.com/quicktime/icefloe/dispatch026.html */
1788 if( tk->fmt.i_cat == VIDEO_ES ) {
1789 if( qtState.sdAtomSize < 16 + 32 )
1792 p_sys->event_data = 0xff;
1796 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1797 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1798 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1800 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1802 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1803 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1804 + qtRTPSource->qtState.sdAtomSize;
1805 while (pos+8 < endpos) {
1806 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1807 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1808 if( memcmp(pos+4, "avcC", 4) == 0 &&
1810 atomLength <= INT_MAX )
1812 tk->fmt.i_extra = atomLength-8;
1813 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1814 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1822 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1823 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1824 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1828 if( qtState.sdAtomSize < 24 )
1831 p_sys->event_data = 0xff;
1835 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1836 tk->fmt.audio.i_bitspersample = (sdAtom[22] << 8) | sdAtom[23];
1838 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1842 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1844 pts.tv_sec * 1000000LL + pts.tv_usec );
1847 /* grow buffer if it looks like buffer is too small, but don't eat
1848 * up all the memory on strange streams */
1849 if( i_truncated_bytes > 0 )
1851 if( tk->i_buffer < 2000000 )
1854 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1855 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1856 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1859 msg_Warn( p_demux, "realloc failed" );
1863 tk->p_buffer = (uint8_t*)p_tmp;
1868 if( tk->b_discard_trunc )
1870 p_sys->event_data = 0xff;
1876 assert( i_size <= tk->i_buffer );
1878 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1879 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1881 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1883 p_block = block_New( p_demux, i_size + 1 );
1884 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1885 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1887 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1889 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1890 uint32_t header = h261Source->lastSpecialHeader();
1891 p_block = block_New( p_demux, i_size + 4 );
1892 memcpy( p_block->p_buffer, &header, 4 );
1893 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1895 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1896 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1898 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1900 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1901 msg_Warn( p_demux, "unsupported NAL type for H264" );
1903 /* Normal NAL type */
1904 p_block = block_New( p_demux, i_size + 4 );
1905 p_block->p_buffer[0] = 0x00;
1906 p_block->p_buffer[1] = 0x00;
1907 p_block->p_buffer[2] = 0x00;
1908 p_block->p_buffer[3] = 0x01;
1909 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1911 else if( tk->b_asf )
1913 p_block = StreamParseAsf( p_demux, tk,
1914 tk->sub->rtpSource()->curPacketMarkerBit(),
1915 tk->p_buffer, i_size );
1919 p_block = block_New( p_demux, i_size );
1920 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1923 if( p_sys->i_pcr < i_pts )
1925 p_sys->i_pcr = i_pts;
1928 /* Update our global npt value */
1929 if( tk->f_npt > 0 && tk->f_npt > p_sys->f_npt &&
1930 ( tk->f_npt < p_sys->f_npt_length || p_sys->f_npt_length <= 0 ) )
1931 p_sys->f_npt = tk->f_npt;
1935 if( !tk->b_muxed && !tk->b_asf )
1937 if( i_pts != tk->i_pts )
1938 p_block->i_pts = VLC_TS_0 + i_pts;
1939 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1940 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1944 stream_DemuxSend( tk->p_out_muxed, p_block );
1945 else if( tk->b_asf )
1946 stream_DemuxSend( p_sys->p_out_asf, p_block );
1948 es_out_Send( p_demux->out, tk->p_es, p_block );
1951 /* warn that's ok */
1952 p_sys->event_data = 0xff;
1954 /* we have read data */
1956 p_demux->p_sys->b_no_data = false;
1957 p_demux->p_sys->i_no_data_ti = 0;
1959 if( i_pts > 0 && !tk->b_muxed )
1965 /*****************************************************************************
1967 *****************************************************************************/
1968 static void StreamClose( void *p_private )
1970 live_track_t *tk = (live_track_t*)p_private;
1971 demux_t *p_demux = tk->p_demux;
1972 demux_sys_t *p_sys = p_demux->p_sys;
1973 tk->b_selected = false;
1974 p_sys->event_rtsp = 0xff;
1975 p_sys->event_data = 0xff;
1978 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->p_es, false );
1981 for( int i = 0; i < p_sys->i_track; i++ )
1983 if( p_sys->track[i]->b_selected )
1986 msg_Dbg( p_demux, "RTSP track Close, %d track remaining", nb_tracks );
1988 p_sys->b_error = true;
1992 /*****************************************************************************
1994 *****************************************************************************/
1995 static void TaskInterruptRTSP( void *p_private )
1997 demux_t *p_demux = (demux_t*)p_private;
2000 p_demux->p_sys->event_rtsp = 0xff;
2003 static void TaskInterruptData( void *p_private )
2005 demux_t *p_demux = (demux_t*)p_private;
2007 p_demux->p_sys->i_no_data_ti++;
2010 p_demux->p_sys->event_data = 0xff;
2013 /*****************************************************************************
2015 *****************************************************************************/
2017 static void* TimeoutPrevention( void *p_data )
2019 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
2023 /* Voodoo (= no) thread safety here! *Ahem* */
2024 if( p_timeout->b_handle_keep_alive )
2026 char *psz_bye = NULL;
2027 int canc = vlc_savecancel ();
2029 p_timeout->p_sys->rtsp->sendGetParameterCommand( *p_timeout->p_sys->ms, NULL, psz_bye );
2030 vlc_restorecancel (canc);
2032 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
2034 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
2036 assert(0); /* dead code */
2039 /*****************************************************************************
2041 *****************************************************************************/
2042 static int ParseASF( demux_t *p_demux )
2044 demux_sys_t *p_sys = p_demux->p_sys;
2046 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
2047 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
2051 /* Parse the asf header */
2052 if( psz_asf == NULL )
2053 return VLC_EGENERIC;
2055 psz_asf += strlen( psz_marker );
2056 psz_asf = strdup( psz_asf ); /* Duplicate it */
2057 psz_end = strchr( psz_asf, '\n' );
2059 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
2062 if( psz_asf >= psz_end )
2065 return VLC_EGENERIC;
2068 /* Always smaller */
2069 p_header = block_New( p_demux, psz_end - psz_asf );
2070 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
2071 p_header->i_buffer, psz_asf );
2072 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
2073 if( p_header->i_buffer <= 0 )
2076 return VLC_EGENERIC;
2079 /* Parse it to get packet size */
2080 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
2082 /* Send it to demuxer */
2083 stream_DemuxSend( p_sys->p_out_asf, p_header );
2090 static unsigned char* parseH264ConfigStr( char const* configStr,
2091 unsigned int& configSize )
2094 size_t i_records = 1;
2098 if( configStr == NULL || *configStr == '\0' )
2101 psz = dup = strdup( configStr );
2103 /* Count the number of commas */
2104 for( psz = dup; *psz != '\0'; ++psz )
2113 size_t configMax = 5*strlen(dup);
2114 unsigned char *cfg = new unsigned char[configMax];
2116 for( size_t i = 0; i < i_records; ++i )
2118 cfg[configSize++] = 0x00;
2119 cfg[configSize++] = 0x00;
2120 cfg[configSize++] = 0x00;
2121 cfg[configSize++] = 0x01;
2123 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
2124 configMax-configSize, psz );
2125 psz += strlen(psz)+1;