1 /*****************************************************************************
2 * live555.cpp : LIVE555 Streaming Media support.
3 *****************************************************************************
4 * Copyright (C) 2003-2007 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Derk-Jan Hartman <hartman at videolan. org>
9 * Derk-Jan Hartman <djhartman at m2x .dot. nl> for M2X
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License along
22 * with this program; if not, write to the Free Software Foundation, Inc.,
23 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
31 * Note: config.h may include inttypes.h, so make sure we define this option
33 #define __STDC_CONSTANT_MACROS 1
41 #include <vlc_common.h>
42 #include <vlc_plugin.h>
43 #include <vlc_input.h>
44 #include <vlc_demux.h>
45 #include <vlc_dialog.h>
47 #include <vlc_strings.h>
55 # include <winsock2.h>
58 #include <UsageEnvironment.hh>
59 #include <BasicUsageEnvironment.hh>
60 #include <GroupsockHelper.hh>
61 #include <liveMedia.hh>
64 #include "../access/mms/asf.h" /* Who said ugly ? */
69 /*****************************************************************************
71 *****************************************************************************/
72 static int Open ( vlc_object_t * );
73 static void Close( vlc_object_t * );
75 #define CACHING_TEXT N_("Caching value (ms)")
76 #define CACHING_LONGTEXT N_( \
77 "Allows you to modify the default caching value for RTSP streams. This " \
78 "value should be set in millisecond units." )
80 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
81 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and nonstandard " \
82 "dialect of RTSP. With this parameter VLC will try this dialect, but "\
83 "then it cannot connect to normal RTSP servers." )
85 #define WMSERVER_TEXT N_("WMServer RTSP dialect")
86 #define WMSERVER_LONGTEXT N_("WMServer uses an unstandard dialect " \
87 "of RTSP. Selecting this parameter will tell VLC to assume some " \
88 "options contrary to RFC 2326 guidelines.")
90 #define USER_TEXT N_("RTSP user name")
91 #define USER_LONGTEXT N_("Sets the username for the connection, " \
92 "if no username or password are set in the url.")
93 #define PASS_TEXT N_("RTSP password")
94 #define PASS_LONGTEXT N_("Sets the password for the connection, " \
95 "if no username or password are set in the url.")
98 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
99 set_capability( "demux", 50 )
100 set_shortname( "RTP/RTSP")
101 set_callbacks( Open, Close )
102 add_shortcut( "live" )
103 add_shortcut( "livedotcom" )
104 set_category( CAT_INPUT )
105 set_subcategory( SUBCAT_INPUT_DEMUX )
108 set_description( N_("RTSP/RTP access and demux") )
109 add_shortcut( "rtsp" )
110 add_shortcut( "pnm" )
111 add_shortcut( "sdp" )
112 add_shortcut( "live" )
113 add_shortcut( "livedotcom" )
114 set_capability( "access_demux", 0 )
115 set_callbacks( Open, Close )
116 add_bool( "rtsp-tcp", false, NULL,
117 N_("Use RTP over RTSP (TCP)"),
118 N_("Use RTP over RTSP (TCP)"), true )
120 add_integer( "rtp-client-port", -1, NULL,
122 N_("Port to use for the RTP source of the session"), true )
123 add_bool( "rtsp-mcast", false, NULL,
124 N_("Force multicast RTP via RTSP"),
125 N_("Force multicast RTP via RTSP"), true )
127 add_bool( "rtsp-http", false, NULL,
128 N_("Tunnel RTSP and RTP over HTTP"),
129 N_("Tunnel RTSP and RTP over HTTP"), true )
131 add_integer( "rtsp-http-port", 80, NULL,
132 N_("HTTP tunnel port"),
133 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
135 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
136 CACHING_TEXT, CACHING_LONGTEXT, true )
138 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
139 KASENNA_LONGTEXT, true )
140 add_bool( "rtsp-wmserver", false, NULL, WMSERVER_TEXT,
141 WMSERVER_LONGTEXT, true)
143 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
144 USER_LONGTEXT, true )
146 add_password( "rtsp-pwd", NULL, NULL, PASS_TEXT,
147 PASS_LONGTEXT, true )
152 /*****************************************************************************
154 *****************************************************************************/
159 MediaSubsession *sub;
167 block_t *p_asf_block;
168 bool b_discard_trunc;
169 stream_t *p_out_muxed; /* for muxed stream */
172 unsigned int i_buffer;
181 struct timeout_thread_t
185 bool b_handle_keep_alive;
190 char *p_sdp; /* XXX mallocated */
191 char *psz_path; /* URL-encoded path */
195 TaskScheduler *scheduler;
196 UsageEnvironment *env ;
201 live_track_t **track; /* XXX mallocated */
209 int64_t i_pcr; /* The clock */
214 /* timeout thread information */
215 int i_timeout; /* session timeout value in seconds */
216 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
217 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
221 bool b_multicast; /* if one of the tracks is multicasted */
222 bool b_no_data; /* if we never received any data */
223 int i_no_data_ti; /* consecutive number of TaskInterrupt */
227 bool b_get_param; /* Does the server support GET_PARAMETER */
228 bool b_paused; /* Are we paused? */
231 float f_seek_request;/* In case we receive a seek request while paused*/
234 static int Demux ( demux_t * );
235 static int Control( demux_t *, int, va_list );
237 static int Connect ( demux_t * );
238 static int SessionsSetup( demux_t * );
239 static int Play ( demux_t *);
240 static int ParseASF ( demux_t * );
241 static int RollOverTcp ( demux_t * );
243 static void StreamRead ( void *, unsigned int, unsigned int,
244 struct timeval, unsigned int );
245 static void StreamClose ( void * );
246 static void TaskInterrupt( void * );
248 static void* TimeoutPrevention( void * );
250 static unsigned char* parseH264ConfigStr( char const* configStr,
251 unsigned int& configSize );
253 /*****************************************************************************
255 *****************************************************************************/
256 static int Open ( vlc_object_t *p_this )
258 demux_t *p_demux = (demux_t*)p_this;
259 demux_sys_t *p_sys = NULL;
262 int i_error = VLC_EGENERIC;
266 /* See if it looks like a SDP
267 v, o, s fields are mandatory and in this order */
268 const uint8_t *p_peek;
269 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
271 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
272 memcmp( p_peek, "v=0\n", 4 ) &&
273 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
278 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
280 p_demux->pf_demux = Demux;
281 p_demux->pf_control= Control;
282 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
283 if( !p_sys ) return VLC_ENOMEM;
286 p_sys->scheduler = NULL;
294 p_sys->i_npt_start = 0.;
295 p_sys->i_npt_length = 0.;
296 p_sys->p_out_asf = NULL;
297 p_sys->b_no_data = true;
298 p_sys->i_no_data_ti = 0;
299 p_sys->p_timeout = NULL;
300 p_sys->i_timeout = 0;
301 p_sys->b_timeout_call = false;
302 p_sys->b_multicast = false;
303 p_sys->b_real = false;
304 p_sys->psz_path = strdup( p_demux->psz_path );
305 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
306 p_sys->b_get_param = false;
307 p_sys->b_paused = false;
308 p_sys->f_seek_request = -1;
309 p_sys->b_error = false;
311 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
312 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
314 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
316 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
319 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
321 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
325 if( strcasecmp( p_demux->psz_access, "sdp" ) )
327 char *p = p_sys->psz_path;
328 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
331 if( p_demux->s != NULL )
333 /* Gather the complete sdp file */
335 int i_sdp_max = 1000;
336 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
340 i_error = VLC_ENOMEM;
346 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
347 i_sdp_max - i_sdp - 1 );
349 if( !vlc_object_alive (p_demux) )
357 msg_Err( p_demux, "failed to read SDP" );
364 if( i_read < i_sdp_max - i_sdp - 1 )
371 p_sdp = (uint8_t*)xrealloc( p_sdp, i_sdp_max );
373 p_sys->p_sdp = (char*)p_sdp;
375 else if( ( p_demux->s == NULL ) &&
376 !strcasecmp( p_demux->psz_access, "sdp" ) )
378 /* sdp:// link from SAP */
379 p_sys->p_sdp = strdup( p_sys->psz_path );
381 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
383 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
387 if( p_sys->p_sdp == NULL )
389 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
390 i_error = VLC_ENOMEM;
394 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
396 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
400 if( p_sys->b_real ) goto error;
402 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
405 if( p_sys->p_out_asf && ParseASF( p_demux ) )
407 msg_Err( p_demux, "cannot find a usable asf header" );
408 /* TODO Clean tracks */
412 if( p_sys->i_track <= 0 )
422 /*****************************************************************************
424 *****************************************************************************/
425 static void Close( vlc_object_t *p_this )
427 demux_t *p_demux = (demux_t*)p_this;
428 demux_sys_t *p_sys = p_demux->p_sys;
431 for( i = 0; i < p_sys->i_track; i++ )
433 live_track_t *tk = p_sys->track[i];
435 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
436 es_format_Clean( &tk->fmt );
437 free( tk->p_buffer );
441 if( p_sys->i_track ) free( p_sys->track );
442 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
443 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
444 if( p_sys->p_timeout )
446 vlc_cancel( p_sys->p_timeout->handle );
447 vlc_join( p_sys->p_timeout->handle, NULL );
448 free( p_sys->p_timeout );
450 if( p_sys->ms ) Medium::close( p_sys->ms );
451 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
452 if( p_sys->env ) p_sys->env->reclaim();
453 delete p_sys->scheduler;
454 free( p_sys->p_sdp );
455 free( p_sys->psz_path );
457 vlc_UrlClean( &p_sys->url );
462 static inline const char *strempty( const char *s ) { return s?s:""; }
463 static inline Boolean toBool( bool b ) { return b?True:False; } // silly, no?
465 /*****************************************************************************
466 * Connect: connects to the RTSP server to setup the session DESCRIBE
467 *****************************************************************************/
468 static int Connect( demux_t *p_demux )
470 demux_sys_t *p_sys = p_demux->p_sys;
471 Authenticator authenticator;
472 char *psz_user = NULL;
473 char *psz_pwd = NULL;
474 char *psz_url = NULL;
475 char *psz_options = NULL;
478 int i_ret = VLC_SUCCESS;
480 /* Create the url using the port number if available */
481 if( p_sys->url.i_port == 0 )
483 p_sys->url.i_port = 554;
484 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
489 if( asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
490 p_sys->url.i_port, p_sys->url.psz_path ) == -1 )
494 /* Get the user name and password */
495 if( p_sys->url.psz_username || p_sys->url.psz_password )
497 psz_user = strdup( strempty( p_sys->url.psz_username ) );
498 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
502 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
503 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
507 if( !vlc_object_alive (p_demux) )
509 i_ret = VLC_EGENERIC;
513 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
514 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
516 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
517 var_CreateGetInteger( p_demux, "verbose" ) > 1,
518 "VLC media player", i_http_port ) ) == NULL )
520 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
521 p_sys->env->getResultMsg() );
522 i_ret = VLC_EGENERIC;
526 /* Kasenna enables KeepAlive by analysing the User-Agent string.
527 * Appending _KA to the string should be enough to enable this feature,
528 * however, there is a bug where the _KA doesn't get parsed from the
529 * default User-Agent as created by VLC/Live555 code. This is probably due
530 * to spaces in the string or the string being too long. Here we override
531 * the default string with a more compact version.
533 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
535 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
539 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
542 { /* i_timeout hack scope */
543 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
544 const int i_timeout = var_CreateGetInteger(p_demux, "ipv4-timeout") / 1000;
545 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
546 &authenticator, i_timeout );
548 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
551 if( psz_options == NULL && authenticator.realm() != NULL )
553 // try again, with the realm set this time
554 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
555 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
556 &authenticator, i_timeout );
558 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
563 p_sys->b_get_param = (bool)strstr( psz_options, "GET_PARAMETER" );
564 delete [] psz_options;
566 if( var_CreateGetBool( p_demux, "rtsp-wmserver" ) )
567 p_sys->b_get_param = true;
569 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
570 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, psz_user, psz_pwd,
571 var_GetBool( p_demux, "rtsp-kasenna" ), i_timeout );
573 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, psz_user, psz_pwd,
574 var_GetBool( p_demux, "rtsp-kasenna" ) );
576 } /* i_timeout scope end */
580 /* failure occurred */
582 const char *psz_error = p_sys->env->getResultMsg();
584 if( var_GetBool( p_demux, "rtsp-http" ) )
585 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
589 const char *psz_tmp = strstr( psz_error, "RTSP" );
591 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
595 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
599 msg_Dbg( p_demux, "authentication failed" );
603 dialog_Login( p_demux, &psz_user, &psz_pwd,
604 _("RTSP authentication"), "%s",
605 _("Please enter a valid login name and a password.") );
606 if( psz_user != NULL && psz_pwd != NULL )
608 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
612 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
614 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
615 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
616 var_SetBool( p_demux, "rtsp-http", true );
617 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
623 msg_Dbg( p_demux, "connection timeout" );
624 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
627 i_ret = VLC_EGENERIC;
630 free( p_sys->p_sdp );
632 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
636 /* malloc-ated copy */
644 /*****************************************************************************
645 * SessionsSetup: prepares the subsessions and does the SETUP
646 *****************************************************************************/
647 static int SessionsSetup( demux_t *p_demux )
649 demux_sys_t *p_sys = p_demux->p_sys;
650 MediaSubsessionIterator *iter = NULL;
651 MediaSubsession *sub = NULL;
653 bool b_rtsp_tcp = false;
655 int i_return = VLC_SUCCESS;
656 unsigned int i_buffer = 0;
657 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
659 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
660 var_GetBool( p_demux, "rtsp-http" );
661 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
663 /* Create the session from the SDP */
664 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
666 msg_Err( p_demux, "Could not create the RTSP Session: %s",
667 p_sys->env->getResultMsg() );
671 /* Initialise each media subsession */
672 iter = new MediaSubsessionIterator( *p_sys->ms );
673 while( ( sub = iter->next() ) != NULL )
678 if( !vlc_object_alive (p_demux) )
684 /* Value taken from mplayer */
685 if( !strcmp( sub->mediumName(), "audio" ) )
687 else if( !strcmp( sub->mediumName(), "video" ) )
689 else if( !strcmp( sub->mediumName(), "text" ) )
693 if( i_client_port != -1 )
695 sub->setClientPortNum( i_client_port );
699 if( strcasestr( sub->codecName(), "REAL" ) )
701 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
702 p_sys->b_real = true; /* This is a problem, we'll handle it later */
706 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
707 bInit = sub->initiate( 0 );
709 bInit = sub->initiate();
713 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
714 sub->mediumName(), sub->codecName(),
715 p_sys->env->getResultMsg() );
719 if( sub->rtpSource() != NULL )
721 int fd = sub->rtpSource()->RTPgs()->socketNum();
723 /* Increase the buffer size */
725 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
727 /* Increase the RTP reorder timebuffer just a bit */
728 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
730 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
733 /* Issue the SETUP */
736 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
737 toBool( b_rtsp_tcp ),
738 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) ) )
740 /* if we get an unsupported transport error, toggle TCP
741 * use and try again */
742 if( !strstr(p_sys->env->getResultMsg(),
743 "461 Unsupported Transport")
744 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
745 toBool( b_rtsp_tcp ), False ) )
747 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
748 sub->mediumName(), sub->codecName(),
749 p_sys->env->getResultMsg() );
755 /* Check if we will receive data from this subsession for
757 if( sub->readSource() == NULL ) continue;
758 if( !p_sys->b_multicast )
760 /* We need different rollover behaviour for multicast */
761 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
764 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
770 tk->p_demux = p_demux;
773 tk->b_quicktime = false;
775 tk->p_asf_block = NULL;
777 tk->b_discard_trunc = false;
778 tk->p_out_muxed = NULL;
780 tk->b_rtcp_sync = false;
781 tk->i_pts = VLC_TS_INVALID;
783 tk->i_buffer = 65536;
784 tk->p_buffer = (uint8_t *)malloc( 65536 );
792 /* Value taken from mplayer */
793 if( !strcmp( sub->mediumName(), "audio" ) )
795 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
796 tk->fmt.audio.i_channels = sub->numChannels();
797 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
799 if( !strcmp( sub->codecName(), "MPA" ) ||
800 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
801 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
803 tk->fmt.i_codec = VLC_CODEC_MPGA;
804 tk->fmt.audio.i_rate = 0;
806 else if( !strcmp( sub->codecName(), "AC3" ) )
808 tk->fmt.i_codec = VLC_CODEC_A52;
809 tk->fmt.audio.i_rate = 0;
811 else if( !strcmp( sub->codecName(), "L16" ) )
813 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
814 tk->fmt.audio.i_bitspersample = 16;
816 else if( !strcmp( sub->codecName(), "L8" ) )
818 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
819 tk->fmt.audio.i_bitspersample = 8;
821 else if( !strcmp( sub->codecName(), "PCMU" ) )
823 tk->fmt.i_codec = VLC_CODEC_MULAW;
825 else if( !strcmp( sub->codecName(), "PCMA" ) )
827 tk->fmt.i_codec = VLC_CODEC_ALAW;
829 else if( !strncmp( sub->codecName(), "G726", 4 ) )
831 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
832 tk->fmt.audio.i_rate = 8000;
833 tk->fmt.audio.i_channels = 1;
834 if( !strcmp( sub->codecName()+5, "40" ) )
835 tk->fmt.i_bitrate = 40000;
836 else if( !strcmp( sub->codecName()+5, "32" ) )
837 tk->fmt.i_bitrate = 32000;
838 else if( !strcmp( sub->codecName()+5, "24" ) )
839 tk->fmt.i_bitrate = 24000;
840 else if( !strcmp( sub->codecName()+5, "16" ) )
841 tk->fmt.i_bitrate = 16000;
843 else if( !strcmp( sub->codecName(), "AMR" ) )
845 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
847 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
849 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
851 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
853 unsigned int i_extra;
856 tk->fmt.i_codec = VLC_CODEC_MP4A;
858 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
861 tk->fmt.i_extra = i_extra;
862 tk->fmt.p_extra = xmalloc( i_extra );
863 memcpy( tk->fmt.p_extra, p_extra, i_extra );
866 /* Because the "faad" decoder does not handle the LATM
867 * data length field at the start of each returned LATM
868 * frame, tell the RTP source to omit it. */
869 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
871 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
873 unsigned int i_extra;
876 tk->fmt.i_codec = VLC_CODEC_MP4A;
878 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
881 tk->fmt.i_extra = i_extra;
882 tk->fmt.p_extra = xmalloc( i_extra );
883 memcpy( tk->fmt.p_extra, p_extra, i_extra );
887 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
890 if( p_sys->p_out_asf == NULL )
891 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
894 else if( !strcmp( sub->codecName(), "X-QT" ) ||
895 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
897 tk->b_quicktime = true;
899 else if( !strcmp( sub->codecName(), "SPEEX" ) )
901 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
902 if ( sub->rtpTimestampFrequency() )
903 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
906 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
907 tk->fmt.audio.i_rate = 8000;
911 else if( !strcmp( sub->mediumName(), "video" ) )
913 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
914 if( !strcmp( sub->codecName(), "MPV" ) )
916 tk->fmt.i_codec = VLC_CODEC_MPGV;
918 else if( !strcmp( sub->codecName(), "H263" ) ||
919 !strcmp( sub->codecName(), "H263-1998" ) ||
920 !strcmp( sub->codecName(), "H263-2000" ) )
922 tk->fmt.i_codec = VLC_CODEC_H263;
924 else if( !strcmp( sub->codecName(), "H261" ) )
926 tk->fmt.i_codec = VLC_CODEC_H261;
928 else if( !strcmp( sub->codecName(), "H264" ) )
930 unsigned int i_extra = 0;
931 uint8_t *p_extra = NULL;
933 tk->fmt.i_codec = VLC_CODEC_H264;
934 tk->fmt.b_packetized = false;
936 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
939 tk->fmt.i_extra = i_extra;
940 tk->fmt.p_extra = xmalloc( i_extra );
941 memcpy( tk->fmt.p_extra, p_extra, i_extra );
946 else if( !strcmp( sub->codecName(), "JPEG" ) )
948 tk->fmt.i_codec = VLC_CODEC_MJPG;
950 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
952 unsigned int i_extra;
955 tk->fmt.i_codec = VLC_CODEC_MP4V;
957 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
960 tk->fmt.i_extra = i_extra;
961 tk->fmt.p_extra = xmalloc( i_extra );
962 memcpy( tk->fmt.p_extra, p_extra, i_extra );
966 else if( !strcmp( sub->codecName(), "X-QT" ) ||
967 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
968 !strcmp( sub->codecName(), "X-QDM" ) ||
969 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
970 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
972 tk->b_quicktime = true;
974 else if( !strcmp( sub->codecName(), "MP2T" ) )
977 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
979 else if( !strcmp( sub->codecName(), "MP2P" ) ||
980 !strcmp( sub->codecName(), "MP1S" ) )
983 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
986 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
989 if( p_sys->p_out_asf == NULL )
990 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
993 else if( !strcmp( sub->codecName(), "DV" ) )
996 tk->b_discard_trunc = true;
997 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
1001 else if( !strcmp( sub->mediumName(), "text" ) )
1003 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
1005 if( !strcmp( sub->codecName(), "T140" ) )
1007 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1011 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1013 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1016 if( sub->rtcpInstance() != NULL )
1018 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1021 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
1024 p_sys->track = (live_track_t**)xrealloc( p_sys->track,
1025 sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1026 p_sys->track[p_sys->i_track++] = tk;
1031 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1032 es_format_Clean( &tk->fmt );
1038 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1040 /* Retrieve the starttime if possible */
1041 p_sys->i_npt_start = p_sys->ms->playStartTime();
1043 /* Retrieve the duration if possible */
1044 p_sys->i_npt_length = p_sys->ms->playEndTime();
1047 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1050 p_sys->b_no_data = true;
1051 p_sys->i_no_data_ti = 0;
1056 /*****************************************************************************
1057 * Play: starts the actual playback of the stream
1058 *****************************************************************************/
1059 static int Play( demux_t *p_demux )
1061 demux_sys_t *p_sys = p_demux->p_sys;
1066 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1068 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1069 return VLC_EGENERIC;
1072 /* Retrieve the timeout value and set up a timeout prevention thread */
1073 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1074 if( p_sys->i_timeout <= 0 )
1075 p_sys->i_timeout = 60; /* default value from RFC2326 */
1077 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1078 if( !p_sys->p_timeout && p_sys->b_get_param )
1080 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1081 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1082 if( p_sys->p_timeout )
1084 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1085 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1086 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1087 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1089 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1090 free( p_sys->p_timeout );
1091 p_sys->p_timeout = NULL;
1094 msg_Dbg( p_demux, "spawned timeout thread" );
1097 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1102 /* Retrieve the starttime if possible */
1103 p_sys->i_npt_start = p_sys->ms->playStartTime();
1104 if( p_sys->ms->playEndTime() > 0 )
1105 p_sys->i_npt_length = p_sys->ms->playEndTime();
1107 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1112 /*****************************************************************************
1114 *****************************************************************************/
1115 static int Demux( demux_t *p_demux )
1117 demux_sys_t *p_sys = p_demux->p_sys;
1120 bool b_send_pcr = true;
1124 /* Check if we need to send the server a Keep-A-Live signal */
1125 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1127 char *psz_bye = NULL;
1128 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1129 p_sys->b_timeout_call = false;
1132 for( i = 0; i < p_sys->i_track; i++ )
1134 live_track_t *tk = p_sys->track[i];
1136 if( tk->b_asf || tk->b_muxed )
1143 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1149 if( p_sys->i_pcr > 0 )
1152 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1155 /* First warn we want to read data */
1157 for( i = 0; i < p_sys->i_track; i++ )
1159 live_track_t *tk = p_sys->track[i];
1161 if( tk->waiting == 0 )
1164 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1165 StreamRead, tk, StreamClose, tk );
1168 /* Create a task that will be called if we wait more than 300ms */
1169 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1172 p_sys->scheduler->doEventLoop( &p_sys->event );
1174 /* remove the task */
1175 p_sys->scheduler->unscheduleDelayedTask( task );
1177 /* Check for gap in pts value */
1178 for( i = 0; i < p_sys->i_track; i++ )
1180 live_track_t *tk = p_sys->track[i];
1182 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1183 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1185 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1187 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1188 tk->b_rtcp_sync = true;
1190 tk->i_pts = VLC_TS_INVALID;
1198 if( p_sys->b_multicast && p_sys->b_no_data &&
1199 ( p_sys->i_no_data_ti > 120 ) )
1201 /* FIXME Make this configurable
1202 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1206 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1207 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1209 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1210 var_GetBool( p_demux, "rtsp-http" );
1212 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1214 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1215 if( RollOverTcp( p_demux ) )
1217 msg_Err( p_demux, "TCP rollover failed, aborting" );
1222 msg_Err( p_demux, "no data received in 10s, aborting" );
1225 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1226 ( p_sys->i_no_data_ti > 34 ) )
1229 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1232 return p_sys->b_error ? 0 : 1;
1235 /*****************************************************************************
1237 *****************************************************************************/
1238 static int Control( demux_t *p_demux, int i_query, va_list args )
1240 demux_sys_t *p_sys = p_demux->p_sys;
1248 case DEMUX_GET_TIME:
1249 pi64 = (int64_t*)va_arg( args, int64_t * );
1250 if( p_sys->i_npt > 0 )
1252 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1255 return VLC_EGENERIC;
1257 case DEMUX_GET_LENGTH:
1258 pi64 = (int64_t*)va_arg( args, int64_t * );
1259 if( p_sys->i_npt_length > 0 )
1261 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1264 return VLC_EGENERIC;
1266 case DEMUX_GET_POSITION:
1267 pf = (double*)va_arg( args, double* );
1268 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1270 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1273 return VLC_EGENERIC;
1275 case DEMUX_SET_POSITION:
1276 case DEMUX_SET_TIME:
1277 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1282 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1284 i64 = (int64_t)va_arg( args, int64_t );
1285 time = (float)((double)i64 / (double)1000000.0); /* in second */
1287 else if( i_query == DEMUX_SET_TIME )
1288 return VLC_EGENERIC;
1291 f = (double)va_arg( args, double );
1292 time = f * (double)p_sys->i_npt_length; /* in second */
1295 if( p_sys->b_paused )
1297 p_sys->f_seek_request = time;
1301 if( !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) )
1303 msg_Err( p_demux, "PAUSE before seek failed %s",
1304 p_sys->env->getResultMsg() );
1305 return VLC_EGENERIC;
1307 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1309 msg_Err( p_demux, "seek PLAY failed %s",
1310 p_sys->env->getResultMsg() );
1311 return VLC_EGENERIC;
1315 /* Retrieve RTP-Info values */
1316 for( i = 0; i < p_sys->i_track; i++ )
1318 p_sys->track[i]->b_rtcp_sync = false;
1319 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1322 /* Retrieve the starttime if possible */
1323 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1325 /* Retrieve the duration if possible */
1326 if( p_sys->ms->playEndTime() > 0 )
1327 p_sys->i_npt_length = p_sys->ms->playEndTime();
1329 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1332 return VLC_EGENERIC;
1334 /* Special for access_demux */
1335 case DEMUX_CAN_PAUSE:
1336 case DEMUX_CAN_SEEK:
1337 pb = (bool*)va_arg( args, bool * );
1338 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1339 /* Not always true, but will be handled in SET_PAUSE_STATE */
1345 case DEMUX_CAN_CONTROL_PACE:
1346 pb = (bool*)va_arg( args, bool * );
1348 #if 1 /* Disable for now until we have a clock synchro algo
1349 * which works with something else than MPEG over UDP */
1356 case DEMUX_CAN_CONTROL_RATE:
1357 pb = (bool*)va_arg( args, bool * );
1358 pb2 = (bool*)va_arg( args, bool * );
1360 *pb = (p_sys->rtsp != NULL) &&
1361 (p_sys->i_npt_length > 0) &&
1362 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1363 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1367 case DEMUX_SET_RATE:
1369 double f_scale, f_old_scale;
1371 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1372 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1373 var_GetBool( p_demux, "rtsp-wmserver" ) )
1374 return VLC_EGENERIC;
1376 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1379 * "[...] should try to approximate the viewing rate, but
1380 * may restrict the range of scale values that it supports.
1381 * The response MUST contain the actual scale value chosen
1384 * Scale = 1 indicates normal play
1385 * Scale > 1 indicates fast forward
1386 * Scale < 1 && Scale > 0 indicates slow motion
1387 * Scale < 0 value indicates rewind
1390 pi_int = (int*)va_arg( args, int * );
1391 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1392 f_old_scale = p_sys->ms->scale();
1394 /* Passing -1 for the start and end time will mean liveMedia won't
1395 * create a Range: section for the RTSP message. The server should
1396 * pick up from the current position */
1397 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1399 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1400 p_sys->env->getResultMsg() );
1401 return VLC_EGENERIC;
1404 if( p_sys->ms->scale() == f_old_scale )
1406 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1407 p_sys->ms->scale() );
1408 return VLC_EGENERIC;
1411 /* ReSync the stream */
1412 p_sys->i_npt_start = 0;
1416 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1417 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1421 case DEMUX_SET_PAUSE_STATE:
1423 bool b_pause = (bool)va_arg( args, int );
1424 if( p_sys->rtsp == NULL )
1425 return VLC_EGENERIC;
1427 if( b_pause == p_sys->b_paused )
1429 if( ( b_pause && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1430 ( !b_pause && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1431 p_sys->f_seek_request, -1.0f, p_sys->ms->scale() ) ) )
1433 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1434 return VLC_EGENERIC;
1436 p_sys->f_seek_request = -1;
1437 p_sys->b_paused = b_pause;
1439 /* When we Pause, we'll need the TimeoutPrevention thread to
1440 * handle sending the "Keep Alive" message to the server.
1441 * Unfortunately Live555 isn't thread safe and so can't
1442 * do this normally while the main Demux thread is handling
1443 * a live stream. We end up with the Timeout thread blocking
1444 * waiting for a response from the server. So when we PAUSE
1445 * we set a flag that the TimeoutPrevention function will check
1446 * and if it's set, it will trigger the GET_PARAMETER message */
1447 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1448 p_sys->p_timeout->b_handle_keep_alive = true;
1449 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1450 p_sys->p_timeout->b_handle_keep_alive = false;
1452 if( !p_sys->b_paused )
1454 for( int i = 0; i < p_sys->i_track; i++ )
1456 live_track_t *tk = p_sys->track[i];
1457 tk->b_rtcp_sync = false;
1458 tk->i_pts = VLC_TS_INVALID;
1460 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1464 /* Reset data received counter */
1465 p_sys->i_no_data_ti = 0;
1467 /* Retrieve the starttime if possible */
1468 p_sys->i_npt_start = p_sys->ms->playStartTime();
1470 /* Retrieve the duration if possible */
1471 if( p_sys->ms->playEndTime() )
1472 p_sys->i_npt_length = p_sys->ms->playEndTime();
1474 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1477 case DEMUX_GET_TITLE_INFO:
1478 case DEMUX_SET_TITLE:
1479 case DEMUX_SET_SEEKPOINT:
1480 return VLC_EGENERIC;
1482 case DEMUX_GET_PTS_DELAY:
1483 pi64 = (int64_t*)va_arg( args, int64_t * );
1484 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1488 return VLC_EGENERIC;
1492 /*****************************************************************************
1493 * RollOverTcp: reopen the rtsp into TCP mode
1494 * XXX: ugly, a lot of code are duplicated from Open()
1495 * This should REALLY be fixed
1496 *****************************************************************************/
1497 static int RollOverTcp( demux_t *p_demux )
1499 demux_sys_t *p_sys = p_demux->p_sys;
1502 var_SetBool( p_demux, "rtsp-tcp", true );
1504 /* We close the old RTSP session */
1505 for( i = 0; i < p_sys->i_track; i++ )
1507 live_track_t *tk = p_sys->track[i];
1509 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1510 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1511 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1512 es_format_Clean( &tk->fmt );
1513 free( tk->p_buffer );
1516 if( p_sys->i_track ) free( p_sys->track );
1517 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1519 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1520 Medium::close( p_sys->ms );
1521 RTSPClient::close( p_sys->rtsp );
1525 p_sys->track = NULL;
1527 p_sys->b_no_data = true;
1528 p_sys->i_no_data_ti = 0;
1529 p_sys->p_out_asf = NULL;
1531 /* Reopen rtsp client */
1532 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1534 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1539 if( p_sys->p_sdp == NULL )
1541 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1545 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1547 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1551 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1557 return VLC_EGENERIC;
1561 /*****************************************************************************
1563 *****************************************************************************/
1564 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1566 const uint8_t *p_data, unsigned i_size )
1568 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1569 block_t *p_list = NULL;
1571 while( i_size >= 4 )
1573 unsigned i_flags = p_data[0];
1574 unsigned i_length_offset = (p_data[1] << 16) |
1577 bool b_key = i_flags & 0x80;
1578 bool b_length = i_flags & 0x40;
1579 bool b_relative_ts = i_flags & 0x20;
1580 bool b_duration = i_flags & 0x10;
1581 bool b_location_id = i_flags & 0x08;
1583 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1584 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1585 unsigned i_header_size = 4;
1593 if( i_header_size > i_size )
1595 msg_Warn( p_demux, "Invalid header size" );
1600 * When b_length is true, the streams I found do not seems to respect
1601 * the documentation.
1602 * From them, I have failed to find which choice between '__MIN()' or
1603 * 'i_length_offset - i_header_size' is the right one.
1607 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1609 i_payload = i_size - i_header_size;
1611 if( !tk->p_asf_block )
1613 tk->p_asf_block = block_New( p_demux, i_packet_size );
1614 if( !tk->p_asf_block )
1616 tk->p_asf_block->i_buffer = 0;
1618 unsigned i_offset = b_length ? 0 : i_length_offset;
1619 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1621 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1622 tk->p_asf_block->i_buffer += i_payload;
1625 /* We have a complete packet */
1626 tk->p_asf_block->i_buffer = i_packet_size;
1627 block_ChainAppend( &p_list, tk->p_asf_block );
1628 tk->p_asf_block = NULL;
1633 /* Reset on broken stream */
1634 msg_Err( p_demux, "Broken packet detected (%d vs %d or %d + %d vs %d)",
1635 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1636 tk->p_asf_block->i_buffer = 0;
1640 p_data += i_header_size + i_payload;
1641 i_size -= i_header_size + i_payload;
1646 /*****************************************************************************
1648 *****************************************************************************/
1649 static void StreamRead( void *p_private, unsigned int i_size,
1650 unsigned int i_truncated_bytes, struct timeval pts,
1651 unsigned int duration )
1653 live_track_t *tk = (live_track_t*)p_private;
1654 demux_t *p_demux = tk->p_demux;
1655 demux_sys_t *p_sys = p_demux->p_sys;
1658 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1660 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1661 (int64_t)pts.tv_usec;
1663 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1664 i_pts &= INT64_C(0x00ffffffffffffff);
1666 /* Retrieve NPT for this pts */
1667 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1669 if( tk->b_quicktime && tk->p_es == NULL )
1671 QuickTimeGenericRTPSource *qtRTPSource =
1672 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1673 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1674 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1676 if( tk->fmt.i_cat == VIDEO_ES ) {
1677 if( qtState.sdAtomSize < 16 + 32 )
1680 p_sys->event = 0xff;
1684 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1685 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1686 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1688 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1690 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1691 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1692 + qtRTPSource->qtState.sdAtomSize;
1693 while (pos+8 < endpos) {
1694 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1695 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1696 if( memcmp(pos+4, "avcC", 4) == 0 &&
1698 atomLength <= INT_MAX )
1700 tk->fmt.i_extra = atomLength-8;
1701 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1702 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1710 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1711 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1712 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1716 if( qtState.sdAtomSize < 4 )
1719 p_sys->event = 0xff;
1723 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1725 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1729 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1731 pts.tv_sec * 1000000LL + pts.tv_usec );
1734 /* grow buffer if it looks like buffer is too small, but don't eat
1735 * up all the memory on strange streams */
1736 if( i_truncated_bytes > 0 )
1738 if( tk->i_buffer < 2000000 )
1741 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1742 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1743 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1746 msg_Warn( p_demux, "realloc failed" );
1750 tk->p_buffer = (uint8_t*)p_tmp;
1755 if( tk->b_discard_trunc )
1757 p_sys->event = 0xff;
1763 assert( i_size <= tk->i_buffer );
1765 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1766 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1768 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1770 p_block = block_New( p_demux, i_size + 1 );
1771 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1772 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1774 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1776 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1777 uint32_t header = h261Source->lastSpecialHeader();
1778 p_block = block_New( p_demux, i_size + 4 );
1779 memcpy( p_block->p_buffer, &header, 4 );
1780 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1782 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1783 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1785 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1787 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1788 msg_Warn( p_demux, "unsupported NAL type for H264" );
1790 /* Normal NAL type */
1791 p_block = block_New( p_demux, i_size + 4 );
1792 p_block->p_buffer[0] = 0x00;
1793 p_block->p_buffer[1] = 0x00;
1794 p_block->p_buffer[2] = 0x00;
1795 p_block->p_buffer[3] = 0x01;
1796 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1798 else if( tk->b_asf )
1800 p_block = StreamParseAsf( p_demux, tk,
1801 tk->sub->rtpSource()->curPacketMarkerBit(),
1802 tk->p_buffer, i_size );
1806 p_block = block_New( p_demux, i_size );
1807 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1810 if( p_sys->i_pcr < i_pts )
1812 p_sys->i_pcr = i_pts;
1815 /* Update our global npt value */
1816 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1817 p_sys->i_npt = tk->i_npt;
1821 if( !tk->b_muxed && !tk->b_asf )
1823 if( i_pts != tk->i_pts )
1824 p_block->i_pts = VLC_TS_0 + i_pts;
1825 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1826 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1830 stream_DemuxSend( tk->p_out_muxed, p_block );
1831 else if( tk->b_asf )
1832 stream_DemuxSend( p_sys->p_out_asf, p_block );
1834 es_out_Send( p_demux->out, tk->p_es, p_block );
1837 /* warn that's ok */
1838 p_sys->event = 0xff;
1840 /* we have read data */
1842 p_demux->p_sys->b_no_data = false;
1843 p_demux->p_sys->i_no_data_ti = 0;
1845 if( i_pts > 0 && !tk->b_muxed )
1851 /*****************************************************************************
1853 *****************************************************************************/
1854 static void StreamClose( void *p_private )
1856 live_track_t *tk = (live_track_t*)p_private;
1857 demux_t *p_demux = tk->p_demux;
1858 demux_sys_t *p_sys = p_demux->p_sys;
1860 msg_Dbg( p_demux, "StreamClose" );
1862 p_sys->event = 0xff;
1863 p_sys->b_error = true;
1867 /*****************************************************************************
1869 *****************************************************************************/
1870 static void TaskInterrupt( void *p_private )
1872 demux_t *p_demux = (demux_t*)p_private;
1874 p_demux->p_sys->i_no_data_ti++;
1877 p_demux->p_sys->event = 0xff;
1880 /*****************************************************************************
1882 *****************************************************************************/
1883 static void* TimeoutPrevention( void *p_data )
1885 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1889 /* Voodoo (= no) thread safety here! *Ahem* */
1890 if( p_timeout->b_handle_keep_alive )
1892 char *psz_bye = NULL;
1893 int canc = vlc_savecancel ();
1895 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1896 vlc_restorecancel (canc);
1898 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1900 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1902 assert(0); /* dead code */
1905 /*****************************************************************************
1907 *****************************************************************************/
1908 static int ParseASF( demux_t *p_demux )
1910 demux_sys_t *p_sys = p_demux->p_sys;
1912 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1913 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1917 /* Parse the asf header */
1918 if( psz_asf == NULL )
1919 return VLC_EGENERIC;
1921 psz_asf += strlen( psz_marker );
1922 psz_asf = strdup( psz_asf ); /* Duplicate it */
1923 psz_end = strchr( psz_asf, '\n' );
1925 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1928 if( psz_asf >= psz_end )
1931 return VLC_EGENERIC;
1934 /* Always smaller */
1935 p_header = block_New( p_demux, psz_end - psz_asf );
1936 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
1937 p_header->i_buffer, psz_asf );
1938 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1939 if( p_header->i_buffer <= 0 )
1942 return VLC_EGENERIC;
1945 /* Parse it to get packet size */
1946 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1948 /* Send it to demuxer */
1949 stream_DemuxSend( p_sys->p_out_asf, p_header );
1956 static unsigned char* parseH264ConfigStr( char const* configStr,
1957 unsigned int& configSize )
1960 size_t i_records = 1;
1964 if( configStr == NULL || *configStr == '\0' )
1967 psz = dup = strdup( configStr );
1969 /* Count the number of commas */
1970 for( psz = dup; *psz != '\0'; ++psz )
1979 size_t configMax = 5*strlen(dup);
1980 unsigned char *cfg = new unsigned char[configMax];
1982 for( size_t i = 0; i < i_records; ++i )
1984 cfg[configSize++] = 0x00;
1985 cfg[configSize++] = 0x00;
1986 cfg[configSize++] = 0x00;
1987 cfg[configSize++] = 0x01;
1989 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
1990 configMax-configSize, psz );
1991 psz += strlen(psz)+1;