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;
536 p_sys->i_live555_ret = result_code;
537 if ( result_code != 0 )
539 p_sys->b_error = true;
540 p_sys->event_rtsp = 1;
544 p_sys->b_get_param = result_string != NULL && strstr( result_string, "GET_PARAMETER" ) != NULL;
545 client->sendDescribeCommand( continueAfterDESCRIBE );
547 delete[] result_string;
550 /*****************************************************************************
551 * Connect: connects to the RTSP server to setup the session DESCRIBE
552 *****************************************************************************/
553 static int Connect( demux_t *p_demux )
555 demux_sys_t *p_sys = p_demux->p_sys;
556 Authenticator authenticator;
557 char *psz_user = NULL;
558 char *psz_pwd = NULL;
559 char *psz_url = NULL;
561 int i_ret = VLC_SUCCESS;
562 const int i_timeout = var_InheritInteger( p_demux, "ipv4-timeout" );
564 /* Get the user name and password */
565 if( p_sys->url.psz_username || p_sys->url.psz_password )
567 /* Create the URL by stripping away the username/password part */
568 if( p_sys->url.i_port == 0 )
569 p_sys->url.i_port = 554;
570 if( asprintf( &psz_url, "rtsp://%s:%d%s",
571 strempty( p_sys->url.psz_host ),
573 strempty( p_sys->url.psz_path ) ) == -1 )
576 psz_user = strdup( strempty( p_sys->url.psz_username ) );
577 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
581 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
584 psz_user = var_InheritString( p_demux, "rtsp-user" );
585 psz_pwd = var_InheritString( p_demux, "rtsp-pwd" );
589 if( !vlc_object_alive (p_demux) )
591 i_ret = VLC_EGENERIC;
595 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
596 i_http_port = var_InheritInteger( p_demux, "rtsp-http-port" );
598 p_sys->rtsp = new RTSPClientVlc( *p_sys->env, psz_url,
599 var_InheritInteger( p_demux, "verbose" ) > 1 ? 1 : 0,
600 "LibVLC/"VERSION, i_http_port, p_sys );
603 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
604 p_sys->env->getResultMsg() );
605 i_ret = VLC_EGENERIC;
609 /* Kasenna enables KeepAlive by analysing the User-Agent string.
610 * Appending _KA to the string should be enough to enable this feature,
611 * however, there is a bug where the _KA doesn't get parsed from the
612 * default User-Agent as created by VLC/Live555 code. This is probably due
613 * to spaces in the string or the string being too long. Here we override
614 * the default string with a more compact version.
616 if( var_InheritBool( p_demux, "rtsp-kasenna" ))
618 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
622 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
624 p_sys->rtsp->sendOptionsCommand( &continueAfterOPTIONS, &authenticator );
626 if( !wait_Live555_response( p_demux, i_timeout ) )
628 int i_code = p_sys->i_live555_ret;
631 msg_Dbg( p_demux, "authentication failed" );
635 dialog_Login( p_demux, &psz_user, &psz_pwd,
636 _("RTSP authentication"), "%s",
637 _("Please enter a valid login name and a password.") );
638 if( psz_user != NULL && psz_pwd != NULL )
640 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
644 else if( i_code > 0 && i_code != 404 && !var_GetBool( p_demux, "rtsp-http" ) )
646 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
647 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
648 var_SetBool( p_demux, "rtsp-http", true );
649 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
656 msg_Dbg( p_demux, "connection timeout" );
659 msg_Dbg( p_demux, "connection error %d", i_code );
661 dialog_Fatal( p_demux, _("RTSP connection failed"),
662 _("Access to the stream is denied by the server configuration.") );
664 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
667 i_ret = VLC_EGENERIC;
671 /* malloc-ated copy */
679 /*****************************************************************************
680 * SessionsSetup: prepares the subsessions and does the SETUP
681 *****************************************************************************/
682 static int SessionsSetup( demux_t *p_demux )
684 demux_sys_t *p_sys = p_demux->p_sys;
685 MediaSubsessionIterator *iter = NULL;
686 MediaSubsession *sub = NULL;
690 int i_return = VLC_SUCCESS;
691 unsigned int i_buffer = 0;
692 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
694 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
695 var_GetBool( p_demux, "rtsp-http" );
696 i_client_port = var_InheritInteger( p_demux, "rtp-client-port" );
698 /* Create the session from the SDP */
699 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
701 msg_Err( p_demux, "Could not create the RTSP Session: %s",
702 p_sys->env->getResultMsg() );
706 /* Initialise each media subsession */
707 iter = new MediaSubsessionIterator( *p_sys->ms );
708 while( ( sub = iter->next() ) != NULL )
713 if( !vlc_object_alive (p_demux) )
719 /* Value taken from mplayer */
720 if( !strcmp( sub->mediumName(), "audio" ) )
722 else if( !strcmp( sub->mediumName(), "video" ) )
724 else if( !strcmp( sub->mediumName(), "text" ) )
728 if( i_client_port != -1 )
730 sub->setClientPortNum( i_client_port );
734 if( strcasestr( sub->codecName(), "REAL" ) )
736 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
737 p_sys->b_real = true; /* This is a problem, we'll handle it later */
741 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
742 bInit = sub->initiate( 0 );
744 bInit = sub->initiate();
748 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
749 sub->mediumName(), sub->codecName(),
750 p_sys->env->getResultMsg() );
754 if( sub->rtpSource() != NULL )
756 int fd = sub->rtpSource()->RTPgs()->socketNum();
758 /* Increase the buffer size */
760 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
762 /* Increase the RTP reorder timebuffer just a bit */
763 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
765 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
768 /* Issue the SETUP */
771 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
772 toBool( b_rtsp_tcp ),
773 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
774 if( !wait_Live555_response( p_demux ) )
776 /* if we get an unsupported transport error, toggle TCP
777 * use and try again */
778 if( p_sys->i_live555_ret == 461 )
779 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
780 !toBool( b_rtsp_tcp ), False );
781 if( p_sys->i_live555_ret != 461 || !wait_Live555_response( p_demux ) )
783 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
784 sub->mediumName(), sub->codecName(),
785 p_sys->env->getResultMsg() );
790 var_SetBool( p_demux, "rtsp-tcp", true );
796 /* Check if we will receive data from this subsession for
798 if( sub->readSource() == NULL ) continue;
799 if( !p_sys->b_multicast )
801 /* We need different rollover behaviour for multicast */
802 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
805 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
811 tk->p_demux = p_demux;
814 tk->b_quicktime = false;
816 tk->p_asf_block = NULL;
818 tk->b_discard_trunc = false;
819 tk->p_out_muxed = NULL;
821 tk->b_rtcp_sync = false;
822 tk->i_pts = VLC_TS_INVALID;
824 tk->b_selected = true;
825 tk->i_buffer = 65536;
826 tk->p_buffer = (uint8_t *)malloc( 65536 );
834 /* Value taken from mplayer */
835 if( !strcmp( sub->mediumName(), "audio" ) )
837 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
838 tk->fmt.audio.i_channels = sub->numChannels();
839 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
841 if( !strcmp( sub->codecName(), "MPA" ) ||
842 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
843 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
845 tk->fmt.i_codec = VLC_CODEC_MPGA;
846 tk->fmt.audio.i_rate = 0;
848 else if( !strcmp( sub->codecName(), "AC3" ) )
850 tk->fmt.i_codec = VLC_CODEC_A52;
851 tk->fmt.audio.i_rate = 0;
853 else if( !strcmp( sub->codecName(), "L16" ) )
855 tk->fmt.i_codec = VLC_CODEC_S16B;
856 tk->fmt.audio.i_bitspersample = 16;
858 else if( !strcmp( sub->codecName(), "L20" ) )
860 tk->fmt.i_codec = VLC_CODEC_S20B;
861 tk->fmt.audio.i_bitspersample = 20;
863 else if( !strcmp( sub->codecName(), "L24" ) )
865 tk->fmt.i_codec = VLC_CODEC_S24B;
866 tk->fmt.audio.i_bitspersample = 24;
868 else if( !strcmp( sub->codecName(), "L8" ) )
870 tk->fmt.i_codec = VLC_CODEC_U8;
871 tk->fmt.audio.i_bitspersample = 8;
873 else if( !strcmp( sub->codecName(), "DAT12" ) )
875 tk->fmt.i_codec = VLC_CODEC_DAT12;
876 tk->fmt.audio.i_bitspersample = 12;
878 else if( !strcmp( sub->codecName(), "PCMU" ) )
880 tk->fmt.i_codec = VLC_CODEC_MULAW;
881 tk->fmt.audio.i_bitspersample = 8;
883 else if( !strcmp( sub->codecName(), "PCMA" ) )
885 tk->fmt.i_codec = VLC_CODEC_ALAW;
886 tk->fmt.audio.i_bitspersample = 8;
888 else if( !strncmp( sub->codecName(), "G726", 4 ) )
890 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
891 tk->fmt.audio.i_rate = 8000;
892 tk->fmt.audio.i_channels = 1;
893 if( !strcmp( sub->codecName()+5, "40" ) )
894 tk->fmt.i_bitrate = 40000;
895 else if( !strcmp( sub->codecName()+5, "32" ) )
896 tk->fmt.i_bitrate = 32000;
897 else if( !strcmp( sub->codecName()+5, "24" ) )
898 tk->fmt.i_bitrate = 24000;
899 else if( !strcmp( sub->codecName()+5, "16" ) )
900 tk->fmt.i_bitrate = 16000;
902 else if( !strcmp( sub->codecName(), "AMR" ) )
904 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
906 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
908 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
910 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
912 unsigned int i_extra;
915 tk->fmt.i_codec = VLC_CODEC_MP4A;
917 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
920 tk->fmt.i_extra = i_extra;
921 tk->fmt.p_extra = xmalloc( i_extra );
922 memcpy( tk->fmt.p_extra, p_extra, i_extra );
925 /* Because the "faad" decoder does not handle the LATM
926 * data length field at the start of each returned LATM
927 * frame, tell the RTP source to omit it. */
928 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
930 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
932 unsigned int i_extra;
935 tk->fmt.i_codec = VLC_CODEC_MP4A;
937 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
940 tk->fmt.i_extra = i_extra;
941 tk->fmt.p_extra = xmalloc( i_extra );
942 memcpy( tk->fmt.p_extra, p_extra, i_extra );
946 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
949 if( p_sys->p_out_asf == NULL )
950 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
953 else if( !strcmp( sub->codecName(), "X-QT" ) ||
954 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
956 tk->b_quicktime = true;
958 else if( !strcmp( sub->codecName(), "SPEEX" ) )
960 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
961 if ( sub->rtpTimestampFrequency() )
962 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
965 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
966 tk->fmt.audio.i_rate = 8000;
970 else if( !strcmp( sub->mediumName(), "video" ) )
972 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
973 if( !strcmp( sub->codecName(), "MPV" ) )
975 tk->fmt.i_codec = VLC_CODEC_MPGV;
976 tk->fmt.b_packetized = false;
978 else if( !strcmp( sub->codecName(), "H263" ) ||
979 !strcmp( sub->codecName(), "H263-1998" ) ||
980 !strcmp( sub->codecName(), "H263-2000" ) )
982 tk->fmt.i_codec = VLC_CODEC_H263;
984 else if( !strcmp( sub->codecName(), "H261" ) )
986 tk->fmt.i_codec = VLC_CODEC_H261;
988 else if( !strcmp( sub->codecName(), "H264" ) )
990 unsigned int i_extra = 0;
991 uint8_t *p_extra = NULL;
993 tk->fmt.i_codec = VLC_CODEC_H264;
994 tk->fmt.b_packetized = false;
996 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
999 tk->fmt.i_extra = i_extra;
1000 tk->fmt.p_extra = xmalloc( i_extra );
1001 memcpy( tk->fmt.p_extra, p_extra, i_extra );
1006 else if( !strcmp( sub->codecName(), "JPEG" ) )
1008 tk->fmt.i_codec = VLC_CODEC_MJPG;
1010 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
1012 unsigned int i_extra;
1015 tk->fmt.i_codec = VLC_CODEC_MP4V;
1017 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
1020 tk->fmt.i_extra = i_extra;
1021 tk->fmt.p_extra = xmalloc( i_extra );
1022 memcpy( tk->fmt.p_extra, p_extra, i_extra );
1026 else if( !strcmp( sub->codecName(), "X-QT" ) ||
1027 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
1028 !strcmp( sub->codecName(), "X-QDM" ) ||
1029 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
1030 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
1032 tk->b_quicktime = true;
1034 else if( !strcmp( sub->codecName(), "MP2T" ) )
1037 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
1039 else if( !strcmp( sub->codecName(), "MP2P" ) ||
1040 !strcmp( sub->codecName(), "MP1S" ) )
1043 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
1046 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
1049 if( p_sys->p_out_asf == NULL )
1050 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
1053 else if( !strcmp( sub->codecName(), "DV" ) )
1056 tk->b_discard_trunc = true;
1057 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
1061 else if( !strcmp( sub->mediumName(), "text" ) )
1063 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
1065 if( !strcmp( sub->codecName(), "T140" ) )
1067 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1071 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1073 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1076 if( sub->rtcpInstance() != NULL )
1078 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1081 if( tk->p_es || tk->b_quicktime || ( tk->b_muxed && tk->p_out_muxed ) ||
1082 ( tk->b_asf && p_sys->p_out_asf ) )
1084 TAB_APPEND_CAST( (live_track_t **), p_sys->i_track, p_sys->track, tk );
1089 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1090 es_format_Clean( &tk->fmt );
1096 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1098 /* Retrieve the starttime if possible */
1099 p_sys->f_npt_start = p_sys->ms->playStartTime();
1101 /* Retrieve the duration if possible */
1102 p_sys->f_npt_length = p_sys->ms->playEndTime();
1105 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1108 p_sys->b_no_data = true;
1109 p_sys->i_no_data_ti = 0;
1114 /*****************************************************************************
1115 * Play: starts the actual playback of the stream
1116 *****************************************************************************/
1117 static int Play( demux_t *p_demux )
1119 demux_sys_t *p_sys = p_demux->p_sys;
1124 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->f_npt_start, -1, 1 );
1126 if( !wait_Live555_response(p_demux) )
1128 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1129 return VLC_EGENERIC;
1132 /* Retrieve the timeout value and set up a timeout prevention thread */
1133 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1134 if( p_sys->i_timeout <= 0 )
1135 p_sys->i_timeout = 60; /* default value from RFC2326 */
1137 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1138 if( !p_sys->p_timeout && p_sys->b_get_param )
1140 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1141 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1142 if( p_sys->p_timeout )
1144 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1145 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1146 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1147 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1149 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1150 free( p_sys->p_timeout );
1151 p_sys->p_timeout = NULL;
1154 msg_Dbg( p_demux, "spawned timeout thread" );
1157 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1162 /* Retrieve the starttime if possible */
1163 p_sys->f_npt_start = p_sys->ms->playStartTime();
1164 if( p_sys->ms->playEndTime() > 0 )
1165 p_sys->f_npt_length = p_sys->ms->playEndTime();
1167 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1172 /*****************************************************************************
1174 *****************************************************************************/
1175 static int Demux( demux_t *p_demux )
1177 demux_sys_t *p_sys = p_demux->p_sys;
1180 bool b_send_pcr = true;
1184 /* Check if we need to send the server a Keep-A-Live signal */
1185 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1187 char *psz_bye = NULL;
1188 p_sys->rtsp->sendGetParameterCommand( *p_sys->ms, NULL, psz_bye );
1189 p_sys->b_timeout_call = false;
1192 for( i = 0; i < p_sys->i_track; i++ )
1194 live_track_t *tk = p_sys->track[i];
1199 es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1200 if( !b && tk->b_selected )
1202 tk->b_selected = false;
1203 p_sys->rtsp->sendTeardownCommand( *tk->sub, NULL );
1205 else if( b && !tk->b_selected)
1207 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1208 var_GetBool( p_demux, "rtsp-http" );
1209 p_sys->rtsp->sendSetupCommand( *tk->sub, default_live555_callback, False,
1210 toBool( b_rtsp_tcp ),
1211 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
1212 if( !wait_Live555_response( p_demux ) )
1214 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
1215 tk->sub->mediumName(), tk->sub->codecName(),
1216 p_sys->env->getResultMsg() );
1220 p_sys->rtsp->sendPlayCommand( *tk->sub, default_live555_callback, -1, -1, p_sys->ms->scale() );
1221 if( !wait_Live555_response(p_demux) )
1223 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1224 p_sys->rtsp->sendTeardownCommand( *tk->sub, NULL );
1227 tk->b_selected = true;
1229 if( !tk->b_selected )
1230 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->p_es, false );
1234 if( tk->b_asf || tk->b_muxed )
1241 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1247 if( p_sys->i_pcr > 0 )
1250 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1253 /* First warn we want to read data */
1254 p_sys->event_data = 0;
1255 for( i = 0; i < p_sys->i_track; i++ )
1257 live_track_t *tk = p_sys->track[i];
1259 if( tk->waiting == 0 )
1262 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1263 StreamRead, tk, StreamClose, tk );
1266 /* Create a task that will be called if we wait more than 300ms */
1267 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterruptData, p_demux );
1270 p_sys->scheduler->doEventLoop( &p_sys->event_data );
1272 /* remove the task */
1273 p_sys->scheduler->unscheduleDelayedTask( task );
1275 /* Check for gap in pts value */
1276 for( i = 0; i < p_sys->i_track; i++ )
1278 live_track_t *tk = p_sys->track[i];
1280 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1281 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1283 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1285 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1286 tk->b_rtcp_sync = true;
1288 tk->i_pts = VLC_TS_INVALID;
1296 if( p_sys->b_multicast && p_sys->b_no_data &&
1297 ( p_sys->i_no_data_ti > 120 ) )
1299 /* FIXME Make this configurable
1300 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1304 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1305 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1307 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1308 var_GetBool( p_demux, "rtsp-http" );
1310 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1312 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1313 if( RollOverTcp( p_demux ) )
1315 msg_Err( p_demux, "TCP rollover failed, aborting" );
1320 msg_Err( p_demux, "no data received in 10s, aborting" );
1323 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1324 ( p_sys->i_no_data_ti > 34 ) )
1327 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1330 return p_sys->b_error ? 0 : 1;
1333 /*****************************************************************************
1335 *****************************************************************************/
1336 static int Control( demux_t *p_demux, int i_query, va_list args )
1338 demux_sys_t *p_sys = p_demux->p_sys;
1346 case DEMUX_GET_TIME:
1347 pi64 = (int64_t*)va_arg( args, int64_t * );
1348 if( p_sys->f_npt > 0 )
1350 *pi64 = (int64_t)(p_sys->f_npt * 1000000.);
1353 return VLC_EGENERIC;
1355 case DEMUX_GET_LENGTH:
1356 pi64 = (int64_t*)va_arg( args, int64_t * );
1357 if( p_sys->f_npt_length > 0 )
1359 double d_length = p_sys->f_npt_length * 1000000.0;
1360 if( d_length >= INT64_MAX )
1363 *pi64 = (int64_t)d_length;
1366 return VLC_EGENERIC;
1368 case DEMUX_GET_POSITION:
1369 pf = (double*)va_arg( args, double* );
1370 if( (p_sys->f_npt_length > 0) && (p_sys->f_npt > 0) )
1372 *pf = p_sys->f_npt / p_sys->f_npt_length;
1375 return VLC_EGENERIC;
1377 case DEMUX_SET_POSITION:
1378 case DEMUX_SET_TIME:
1379 if( p_sys->rtsp && (p_sys->f_npt_length > 0) )
1384 if( (i_query == DEMUX_SET_TIME) && (p_sys->f_npt > 0) )
1386 i64 = (int64_t)va_arg( args, int64_t );
1387 time = (float)(i64 / 1000000.0); /* in second */
1389 else if( i_query == DEMUX_SET_TIME )
1390 return VLC_EGENERIC;
1393 f = (double)va_arg( args, double );
1394 time = f * p_sys->f_npt_length; /* in second */
1397 if( p_sys->b_paused )
1399 p_sys->f_seek_request = time;
1403 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1405 if( !wait_Live555_response( p_demux ) )
1407 msg_Err( p_demux, "PAUSE before seek failed %s",
1408 p_sys->env->getResultMsg() );
1409 return VLC_EGENERIC;
1412 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, time, -1, 1 );
1414 if( !wait_Live555_response( p_demux ) )
1416 msg_Err( p_demux, "seek PLAY failed %s",
1417 p_sys->env->getResultMsg() );
1418 return VLC_EGENERIC;
1422 /* Retrieve RTP-Info values */
1423 for( i = 0; i < p_sys->i_track; i++ )
1425 p_sys->track[i]->b_rtcp_sync = false;
1426 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1429 /* Retrieve the starttime if possible */
1430 p_sys->f_npt = p_sys->f_npt_start = p_sys->ms->playStartTime();
1432 /* Retrieve the duration if possible */
1433 if( p_sys->ms->playEndTime() > 0 )
1434 p_sys->f_npt_length = p_sys->ms->playEndTime();
1436 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1439 return VLC_EGENERIC;
1441 /* Special for access_demux */
1442 case DEMUX_CAN_PAUSE:
1443 case DEMUX_CAN_SEEK:
1444 pb = (bool*)va_arg( args, bool * );
1445 if( p_sys->rtsp && p_sys->f_npt_length > 0 )
1446 /* Not always true, but will be handled in SET_PAUSE_STATE */
1452 case DEMUX_CAN_CONTROL_PACE:
1453 pb = (bool*)va_arg( args, bool * );
1455 #if 1 /* Disable for now until we have a clock synchro algo
1456 * which works with something else than MPEG over UDP */
1463 case DEMUX_CAN_CONTROL_RATE:
1464 pb = (bool*)va_arg( args, bool * );
1465 pb2 = (bool*)va_arg( args, bool * );
1467 *pb = (p_sys->rtsp != NULL) &&
1468 (p_sys->f_npt_length > 0) &&
1469 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1470 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1474 case DEMUX_SET_RATE:
1476 double f_scale, f_old_scale;
1478 if( !p_sys->rtsp || (p_sys->f_npt_length <= 0) ||
1479 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1480 var_GetBool( p_demux, "rtsp-wmserver" ) )
1481 return VLC_EGENERIC;
1483 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1486 * "[...] should try to approximate the viewing rate, but
1487 * may restrict the range of scale values that it supports.
1488 * The response MUST contain the actual scale value chosen
1491 * Scale = 1 indicates normal play
1492 * Scale > 1 indicates fast forward
1493 * Scale < 1 && Scale > 0 indicates slow motion
1494 * Scale < 0 value indicates rewind
1497 pi_int = (int*)va_arg( args, int * );
1498 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1499 f_old_scale = p_sys->ms->scale();
1501 /* Passing -1 for the start and end time will mean liveMedia won't
1502 * create a Range: section for the RTSP message. The server should
1503 * pick up from the current position */
1504 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, -1, -1, f_scale );
1506 if( !wait_Live555_response( p_demux ) )
1508 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1509 p_sys->env->getResultMsg() );
1510 return VLC_EGENERIC;
1513 if( p_sys->ms->scale() == f_old_scale )
1515 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1516 p_sys->ms->scale() );
1517 return VLC_EGENERIC;
1520 /* ReSync the stream */
1521 p_sys->f_npt_start = 0;
1525 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1526 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1530 case DEMUX_SET_PAUSE_STATE:
1532 bool b_pause = (bool)va_arg( args, int );
1533 if( p_sys->rtsp == NULL )
1534 return VLC_EGENERIC;
1536 if( b_pause == p_sys->b_paused )
1539 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1541 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->f_seek_request,
1542 -1.0f, p_sys->ms->scale() );
1544 if( !wait_Live555_response( p_demux ) )
1546 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1547 return VLC_EGENERIC;
1549 p_sys->f_seek_request = -1;
1550 p_sys->b_paused = b_pause;
1552 /* When we Pause, we'll need the TimeoutPrevention thread to
1553 * handle sending the "Keep Alive" message to the server.
1554 * Unfortunately Live555 isn't thread safe and so can't
1555 * do this normally while the main Demux thread is handling
1556 * a live stream. We end up with the Timeout thread blocking
1557 * waiting for a response from the server. So when we PAUSE
1558 * we set a flag that the TimeoutPrevention function will check
1559 * and if it's set, it will trigger the GET_PARAMETER message */
1560 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1561 p_sys->p_timeout->b_handle_keep_alive = true;
1562 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1563 p_sys->p_timeout->b_handle_keep_alive = false;
1565 if( !p_sys->b_paused )
1567 for( int i = 0; i < p_sys->i_track; i++ )
1569 live_track_t *tk = p_sys->track[i];
1570 tk->b_rtcp_sync = false;
1571 tk->i_pts = VLC_TS_INVALID;
1573 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1577 /* Reset data received counter */
1578 p_sys->i_no_data_ti = 0;
1580 /* Retrieve the starttime if possible */
1581 p_sys->f_npt_start = p_sys->ms->playStartTime();
1583 /* Retrieve the duration if possible */
1584 if( p_sys->ms->playEndTime() )
1585 p_sys->f_npt_length = p_sys->ms->playEndTime();
1587 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->f_npt_start, p_sys->f_npt_length );
1590 case DEMUX_GET_TITLE_INFO:
1591 case DEMUX_SET_TITLE:
1592 case DEMUX_SET_SEEKPOINT:
1593 return VLC_EGENERIC;
1595 case DEMUX_GET_PTS_DELAY:
1596 pi64 = (int64_t*)va_arg( args, int64_t * );
1597 *pi64 = INT64_C(1000)
1598 * var_InheritInteger( p_demux, "network-caching" );
1602 return VLC_EGENERIC;
1606 /*****************************************************************************
1607 * RollOverTcp: reopen the rtsp into TCP mode
1608 * XXX: ugly, a lot of code are duplicated from Open()
1609 * This should REALLY be fixed
1610 *****************************************************************************/
1611 static int RollOverTcp( demux_t *p_demux )
1613 demux_sys_t *p_sys = p_demux->p_sys;
1616 var_SetBool( p_demux, "rtsp-tcp", true );
1618 /* We close the old RTSP session */
1619 p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
1620 Medium::close( p_sys->ms );
1621 RTSPClient::close( p_sys->rtsp );
1623 for( i = 0; i < p_sys->i_track; i++ )
1625 live_track_t *tk = p_sys->track[i];
1627 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1628 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1629 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1630 es_format_Clean( &tk->fmt );
1631 free( tk->p_buffer );
1634 TAB_CLEAN( p_sys->i_track, p_sys->track );
1635 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1639 p_sys->b_no_data = true;
1640 p_sys->i_no_data_ti = 0;
1641 p_sys->p_out_asf = NULL;
1643 /* Reopen rtsp client */
1644 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1646 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1651 if( p_sys->p_sdp == NULL )
1653 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1657 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1659 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1663 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1669 return VLC_EGENERIC;
1673 /*****************************************************************************
1675 *****************************************************************************/
1676 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1678 const uint8_t *p_data, unsigned i_size )
1680 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1681 block_t *p_list = NULL;
1683 while( i_size >= 4 )
1685 unsigned i_flags = p_data[0];
1686 unsigned i_length_offset = (p_data[1] << 16) |
1689 bool b_length = i_flags & 0x40;
1690 bool b_relative_ts = i_flags & 0x20;
1691 bool b_duration = i_flags & 0x10;
1692 bool b_location_id = i_flags & 0x08;
1694 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1695 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1696 unsigned i_header_size = 4;
1704 if( i_header_size > i_size )
1706 msg_Warn( p_demux, "Invalid header size" );
1711 * When b_length is true, the streams I found do not seems to respect
1712 * the documentation.
1713 * From them, I have failed to find which choice between '__MIN()' or
1714 * 'i_length_offset - i_header_size' is the right one.
1718 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1720 i_payload = i_size - i_header_size;
1722 if( !tk->p_asf_block )
1724 tk->p_asf_block = block_New( p_demux, i_packet_size );
1725 if( !tk->p_asf_block )
1727 tk->p_asf_block->i_buffer = 0;
1729 unsigned i_offset = b_length ? 0 : i_length_offset;
1730 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1732 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1733 tk->p_asf_block->i_buffer += i_payload;
1736 /* We have a complete packet */
1737 tk->p_asf_block->i_buffer = i_packet_size;
1738 block_ChainAppend( &p_list, tk->p_asf_block );
1739 tk->p_asf_block = NULL;
1744 /* Reset on broken stream */
1745 msg_Err( p_demux, "Broken packet detected (%d vs %zu or %d + %d vs %d)",
1746 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1747 tk->p_asf_block->i_buffer = 0;
1751 p_data += i_header_size + i_payload;
1752 i_size -= i_header_size + i_payload;
1757 /*****************************************************************************
1759 *****************************************************************************/
1760 static void StreamRead( void *p_private, unsigned int i_size,
1761 unsigned int i_truncated_bytes, struct timeval pts,
1762 unsigned int duration )
1764 VLC_UNUSED( duration );
1766 live_track_t *tk = (live_track_t*)p_private;
1767 demux_t *p_demux = tk->p_demux;
1768 demux_sys_t *p_sys = p_demux->p_sys;
1771 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1773 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1774 (int64_t)pts.tv_usec;
1776 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1777 i_pts &= INT64_C(0x00ffffffffffffff);
1779 /* Retrieve NPT for this pts */
1780 tk->f_npt = tk->sub->getNormalPlayTime(pts);
1782 if( tk->b_quicktime && tk->p_es == NULL )
1784 QuickTimeGenericRTPSource *qtRTPSource =
1785 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1786 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1787 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1789 /* Get codec informations from the quicktime atoms :
1790 * http://developer.apple.com/quicktime/icefloe/dispatch026.html */
1791 if( tk->fmt.i_cat == VIDEO_ES ) {
1792 if( qtState.sdAtomSize < 16 + 32 )
1795 p_sys->event_data = 0xff;
1799 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1800 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1801 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1803 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1805 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1806 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1807 + qtRTPSource->qtState.sdAtomSize;
1808 while (pos+8 < endpos) {
1809 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1810 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1811 if( memcmp(pos+4, "avcC", 4) == 0 &&
1813 atomLength <= INT_MAX )
1815 tk->fmt.i_extra = atomLength-8;
1816 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1817 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1825 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1826 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1827 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1831 if( qtState.sdAtomSize < 24 )
1834 p_sys->event_data = 0xff;
1838 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1839 tk->fmt.audio.i_bitspersample = (sdAtom[22] << 8) | sdAtom[23];
1841 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1845 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1847 pts.tv_sec * 1000000LL + pts.tv_usec );
1850 /* grow buffer if it looks like buffer is too small, but don't eat
1851 * up all the memory on strange streams */
1852 if( i_truncated_bytes > 0 )
1854 if( tk->i_buffer < 2000000 )
1857 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1858 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1859 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1862 msg_Warn( p_demux, "realloc failed" );
1866 tk->p_buffer = (uint8_t*)p_tmp;
1871 if( tk->b_discard_trunc )
1873 p_sys->event_data = 0xff;
1879 assert( i_size <= tk->i_buffer );
1881 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1882 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1884 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1886 p_block = block_New( p_demux, i_size + 1 );
1887 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1888 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1890 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1892 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1893 uint32_t header = h261Source->lastSpecialHeader();
1894 p_block = block_New( p_demux, i_size + 4 );
1895 memcpy( p_block->p_buffer, &header, 4 );
1896 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1898 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1899 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1901 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1903 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1904 msg_Warn( p_demux, "unsupported NAL type for H264" );
1906 /* Normal NAL type */
1907 p_block = block_New( p_demux, i_size + 4 );
1908 p_block->p_buffer[0] = 0x00;
1909 p_block->p_buffer[1] = 0x00;
1910 p_block->p_buffer[2] = 0x00;
1911 p_block->p_buffer[3] = 0x01;
1912 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1914 else if( tk->b_asf )
1916 p_block = StreamParseAsf( p_demux, tk,
1917 tk->sub->rtpSource()->curPacketMarkerBit(),
1918 tk->p_buffer, i_size );
1922 p_block = block_New( p_demux, i_size );
1923 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1926 if( p_sys->i_pcr < i_pts )
1928 p_sys->i_pcr = i_pts;
1931 /* Update our global npt value */
1932 if( tk->f_npt > 0 && tk->f_npt > p_sys->f_npt &&
1933 ( tk->f_npt < p_sys->f_npt_length || p_sys->f_npt_length <= 0 ) )
1934 p_sys->f_npt = tk->f_npt;
1938 if( !tk->b_muxed && !tk->b_asf )
1940 if( i_pts != tk->i_pts )
1941 p_block->i_pts = VLC_TS_0 + i_pts;
1942 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1943 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1947 stream_DemuxSend( tk->p_out_muxed, p_block );
1948 else if( tk->b_asf )
1949 stream_DemuxSend( p_sys->p_out_asf, p_block );
1951 es_out_Send( p_demux->out, tk->p_es, p_block );
1954 /* warn that's ok */
1955 p_sys->event_data = 0xff;
1957 /* we have read data */
1959 p_demux->p_sys->b_no_data = false;
1960 p_demux->p_sys->i_no_data_ti = 0;
1962 if( i_pts > 0 && !tk->b_muxed )
1968 /*****************************************************************************
1970 *****************************************************************************/
1971 static void StreamClose( void *p_private )
1973 live_track_t *tk = (live_track_t*)p_private;
1974 demux_t *p_demux = tk->p_demux;
1975 demux_sys_t *p_sys = p_demux->p_sys;
1976 tk->b_selected = false;
1977 p_sys->event_rtsp = 0xff;
1978 p_sys->event_data = 0xff;
1981 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->p_es, false );
1984 for( int i = 0; i < p_sys->i_track; i++ )
1986 if( p_sys->track[i]->b_selected )
1989 msg_Dbg( p_demux, "RTSP track Close, %d track remaining", nb_tracks );
1991 p_sys->b_error = true;
1995 /*****************************************************************************
1997 *****************************************************************************/
1998 static void TaskInterruptRTSP( void *p_private )
2000 demux_t *p_demux = (demux_t*)p_private;
2003 p_demux->p_sys->event_rtsp = 0xff;
2006 static void TaskInterruptData( void *p_private )
2008 demux_t *p_demux = (demux_t*)p_private;
2010 p_demux->p_sys->i_no_data_ti++;
2013 p_demux->p_sys->event_data = 0xff;
2016 /*****************************************************************************
2018 *****************************************************************************/
2020 static void* TimeoutPrevention( void *p_data )
2022 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
2026 /* Voodoo (= no) thread safety here! *Ahem* */
2027 if( p_timeout->b_handle_keep_alive )
2029 char *psz_bye = NULL;
2030 int canc = vlc_savecancel ();
2032 p_timeout->p_sys->rtsp->sendGetParameterCommand( *p_timeout->p_sys->ms, NULL, psz_bye );
2033 vlc_restorecancel (canc);
2035 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
2037 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
2039 assert(0); /* dead code */
2042 /*****************************************************************************
2044 *****************************************************************************/
2045 static int ParseASF( demux_t *p_demux )
2047 demux_sys_t *p_sys = p_demux->p_sys;
2049 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
2050 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
2054 /* Parse the asf header */
2055 if( psz_asf == NULL )
2056 return VLC_EGENERIC;
2058 psz_asf += strlen( psz_marker );
2059 psz_asf = strdup( psz_asf ); /* Duplicate it */
2060 psz_end = strchr( psz_asf, '\n' );
2062 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
2065 if( psz_asf >= psz_end )
2068 return VLC_EGENERIC;
2071 /* Always smaller */
2072 p_header = block_New( p_demux, psz_end - psz_asf );
2073 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
2074 p_header->i_buffer, psz_asf );
2075 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
2076 if( p_header->i_buffer <= 0 )
2079 return VLC_EGENERIC;
2082 /* Parse it to get packet size */
2083 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
2085 /* Send it to demuxer */
2086 stream_DemuxSend( p_sys->p_out_asf, p_header );
2093 static unsigned char* parseH264ConfigStr( char const* configStr,
2094 unsigned int& configSize )
2097 size_t i_records = 1;
2101 if( configStr == NULL || *configStr == '\0' )
2104 psz = dup = strdup( configStr );
2106 /* Count the number of commas */
2107 for( psz = dup; *psz != '\0'; ++psz )
2116 size_t configMax = 5*strlen(dup);
2117 unsigned char *cfg = new unsigned char[configMax];
2119 for( size_t i = 0; i < i_records; ++i )
2121 cfg[configSize++] = 0x00;
2122 cfg[configSize++] = 0x00;
2123 cfg[configSize++] = 0x00;
2124 cfg[configSize++] = 0x01;
2126 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
2127 configMax-configSize, psz );
2128 psz += strlen(psz)+1;