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 /* Get the user name and password */
481 if( p_sys->url.psz_username || p_sys->url.psz_password )
483 /* Create the URL by stripping away the username/password part */
484 if( p_sys->url.i_port == 0 )
485 p_sys->url.i_port = 554;
486 if( asprintf( &psz_url, "rtsp://%s:%d%s",
487 strempty( p_sys->url.psz_host ),
489 strempty( p_sys->url.psz_path ) ) == -1 )
492 psz_user = strdup( strempty( p_sys->url.psz_username ) );
493 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
497 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
500 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
501 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
505 if( !vlc_object_alive (p_demux) )
507 i_ret = VLC_EGENERIC;
511 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
512 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
514 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
515 var_CreateGetInteger( p_demux, "verbose" ) > 1,
516 "LibVLC/"VERSION, i_http_port ) ) == NULL )
518 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
519 p_sys->env->getResultMsg() );
520 i_ret = VLC_EGENERIC;
524 /* Kasenna enables KeepAlive by analysing the User-Agent string.
525 * Appending _KA to the string should be enough to enable this feature,
526 * however, there is a bug where the _KA doesn't get parsed from the
527 * default User-Agent as created by VLC/Live555 code. This is probably due
528 * to spaces in the string or the string being too long. Here we override
529 * the default string with a more compact version.
531 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
533 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
537 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
540 { /* i_timeout hack scope */
541 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
542 const int i_timeout = var_CreateGetInteger(p_demux, "ipv4-timeout") / 1000;
543 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
544 &authenticator, i_timeout );
546 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
549 if( psz_options == NULL && authenticator.realm() != NULL )
551 // try again, with the realm set this time
552 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
553 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
554 &authenticator, i_timeout );
556 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
561 p_sys->b_get_param = (bool)strstr( psz_options, "GET_PARAMETER" );
562 delete [] psz_options;
564 if( var_CreateGetBool( p_demux, "rtsp-wmserver" ) )
565 p_sys->b_get_param = true;
567 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
568 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, psz_user, psz_pwd,
569 var_GetBool( p_demux, "rtsp-kasenna" ), i_timeout );
571 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, psz_user, psz_pwd,
572 var_GetBool( p_demux, "rtsp-kasenna" ) );
574 } /* i_timeout scope end */
578 /* failure occurred */
580 const char *psz_error = p_sys->env->getResultMsg();
582 if( var_GetBool( p_demux, "rtsp-http" ) )
583 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
587 const char *psz_tmp = strstr( psz_error, "RTSP" );
589 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
593 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
597 msg_Dbg( p_demux, "authentication failed" );
601 dialog_Login( p_demux, &psz_user, &psz_pwd,
602 _("RTSP authentication"), "%s",
603 _("Please enter a valid login name and a password.") );
604 if( psz_user != NULL && psz_pwd != NULL )
606 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
610 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
612 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
613 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
614 var_SetBool( p_demux, "rtsp-http", true );
615 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
621 msg_Dbg( p_demux, "connection timeout" );
622 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
625 i_ret = VLC_EGENERIC;
628 free( p_sys->p_sdp );
630 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
634 /* malloc-ated copy */
642 /*****************************************************************************
643 * SessionsSetup: prepares the subsessions and does the SETUP
644 *****************************************************************************/
645 static int SessionsSetup( demux_t *p_demux )
647 demux_sys_t *p_sys = p_demux->p_sys;
648 MediaSubsessionIterator *iter = NULL;
649 MediaSubsession *sub = NULL;
651 bool b_rtsp_tcp = false;
653 int i_return = VLC_SUCCESS;
654 unsigned int i_buffer = 0;
655 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
657 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
658 var_GetBool( p_demux, "rtsp-http" );
659 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
661 /* Create the session from the SDP */
662 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
664 msg_Err( p_demux, "Could not create the RTSP Session: %s",
665 p_sys->env->getResultMsg() );
669 /* Initialise each media subsession */
670 iter = new MediaSubsessionIterator( *p_sys->ms );
671 while( ( sub = iter->next() ) != NULL )
676 if( !vlc_object_alive (p_demux) )
682 /* Value taken from mplayer */
683 if( !strcmp( sub->mediumName(), "audio" ) )
685 else if( !strcmp( sub->mediumName(), "video" ) )
687 else if( !strcmp( sub->mediumName(), "text" ) )
691 if( i_client_port != -1 )
693 sub->setClientPortNum( i_client_port );
697 if( strcasestr( sub->codecName(), "REAL" ) )
699 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
700 p_sys->b_real = true; /* This is a problem, we'll handle it later */
704 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
705 bInit = sub->initiate( 0 );
707 bInit = sub->initiate();
711 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
712 sub->mediumName(), sub->codecName(),
713 p_sys->env->getResultMsg() );
717 if( sub->rtpSource() != NULL )
719 int fd = sub->rtpSource()->RTPgs()->socketNum();
721 /* Increase the buffer size */
723 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
725 /* Increase the RTP reorder timebuffer just a bit */
726 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
728 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
731 /* Issue the SETUP */
734 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
735 toBool( b_rtsp_tcp ),
736 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) ) )
738 /* if we get an unsupported transport error, toggle TCP
739 * use and try again */
740 if( !strstr(p_sys->env->getResultMsg(),
741 "461 Unsupported Transport")
742 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
743 toBool( b_rtsp_tcp ), False ) )
745 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
746 sub->mediumName(), sub->codecName(),
747 p_sys->env->getResultMsg() );
753 /* Check if we will receive data from this subsession for
755 if( sub->readSource() == NULL ) continue;
756 if( !p_sys->b_multicast )
758 /* We need different rollover behaviour for multicast */
759 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
762 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
768 tk->p_demux = p_demux;
771 tk->b_quicktime = false;
773 tk->p_asf_block = NULL;
775 tk->b_discard_trunc = false;
776 tk->p_out_muxed = NULL;
778 tk->b_rtcp_sync = false;
779 tk->i_pts = VLC_TS_INVALID;
781 tk->i_buffer = 65536;
782 tk->p_buffer = (uint8_t *)malloc( 65536 );
790 /* Value taken from mplayer */
791 if( !strcmp( sub->mediumName(), "audio" ) )
793 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
794 tk->fmt.audio.i_channels = sub->numChannels();
795 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
797 if( !strcmp( sub->codecName(), "MPA" ) ||
798 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
799 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
801 tk->fmt.i_codec = VLC_CODEC_MPGA;
802 tk->fmt.audio.i_rate = 0;
804 else if( !strcmp( sub->codecName(), "AC3" ) )
806 tk->fmt.i_codec = VLC_CODEC_A52;
807 tk->fmt.audio.i_rate = 0;
809 else if( !strcmp( sub->codecName(), "L16" ) )
811 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
812 tk->fmt.audio.i_bitspersample = 16;
814 else if( !strcmp( sub->codecName(), "L8" ) )
816 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
817 tk->fmt.audio.i_bitspersample = 8;
819 else if( !strcmp( sub->codecName(), "PCMU" ) )
821 tk->fmt.i_codec = VLC_CODEC_MULAW;
823 else if( !strcmp( sub->codecName(), "PCMA" ) )
825 tk->fmt.i_codec = VLC_CODEC_ALAW;
827 else if( !strncmp( sub->codecName(), "G726", 4 ) )
829 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
830 tk->fmt.audio.i_rate = 8000;
831 tk->fmt.audio.i_channels = 1;
832 if( !strcmp( sub->codecName()+5, "40" ) )
833 tk->fmt.i_bitrate = 40000;
834 else if( !strcmp( sub->codecName()+5, "32" ) )
835 tk->fmt.i_bitrate = 32000;
836 else if( !strcmp( sub->codecName()+5, "24" ) )
837 tk->fmt.i_bitrate = 24000;
838 else if( !strcmp( sub->codecName()+5, "16" ) )
839 tk->fmt.i_bitrate = 16000;
841 else if( !strcmp( sub->codecName(), "AMR" ) )
843 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
845 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
847 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
849 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
851 unsigned int i_extra;
854 tk->fmt.i_codec = VLC_CODEC_MP4A;
856 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
859 tk->fmt.i_extra = i_extra;
860 tk->fmt.p_extra = xmalloc( i_extra );
861 memcpy( tk->fmt.p_extra, p_extra, i_extra );
864 /* Because the "faad" decoder does not handle the LATM
865 * data length field at the start of each returned LATM
866 * frame, tell the RTP source to omit it. */
867 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
869 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
871 unsigned int i_extra;
874 tk->fmt.i_codec = VLC_CODEC_MP4A;
876 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
879 tk->fmt.i_extra = i_extra;
880 tk->fmt.p_extra = xmalloc( i_extra );
881 memcpy( tk->fmt.p_extra, p_extra, i_extra );
885 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
888 if( p_sys->p_out_asf == NULL )
889 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
892 else if( !strcmp( sub->codecName(), "X-QT" ) ||
893 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
895 tk->b_quicktime = true;
897 else if( !strcmp( sub->codecName(), "SPEEX" ) )
899 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
900 if ( sub->rtpTimestampFrequency() )
901 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
904 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
905 tk->fmt.audio.i_rate = 8000;
909 else if( !strcmp( sub->mediumName(), "video" ) )
911 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
912 if( !strcmp( sub->codecName(), "MPV" ) )
914 tk->fmt.i_codec = VLC_CODEC_MPGV;
916 else if( !strcmp( sub->codecName(), "H263" ) ||
917 !strcmp( sub->codecName(), "H263-1998" ) ||
918 !strcmp( sub->codecName(), "H263-2000" ) )
920 tk->fmt.i_codec = VLC_CODEC_H263;
922 else if( !strcmp( sub->codecName(), "H261" ) )
924 tk->fmt.i_codec = VLC_CODEC_H261;
926 else if( !strcmp( sub->codecName(), "H264" ) )
928 unsigned int i_extra = 0;
929 uint8_t *p_extra = NULL;
931 tk->fmt.i_codec = VLC_CODEC_H264;
932 tk->fmt.b_packetized = false;
934 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
937 tk->fmt.i_extra = i_extra;
938 tk->fmt.p_extra = xmalloc( i_extra );
939 memcpy( tk->fmt.p_extra, p_extra, i_extra );
944 else if( !strcmp( sub->codecName(), "JPEG" ) )
946 tk->fmt.i_codec = VLC_CODEC_MJPG;
948 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
950 unsigned int i_extra;
953 tk->fmt.i_codec = VLC_CODEC_MP4V;
955 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
958 tk->fmt.i_extra = i_extra;
959 tk->fmt.p_extra = xmalloc( i_extra );
960 memcpy( tk->fmt.p_extra, p_extra, i_extra );
964 else if( !strcmp( sub->codecName(), "X-QT" ) ||
965 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
966 !strcmp( sub->codecName(), "X-QDM" ) ||
967 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
968 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
970 tk->b_quicktime = true;
972 else if( !strcmp( sub->codecName(), "MP2T" ) )
975 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
977 else if( !strcmp( sub->codecName(), "MP2P" ) ||
978 !strcmp( sub->codecName(), "MP1S" ) )
981 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
984 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
987 if( p_sys->p_out_asf == NULL )
988 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
991 else if( !strcmp( sub->codecName(), "DV" ) )
994 tk->b_discard_trunc = true;
995 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
999 else if( !strcmp( sub->mediumName(), "text" ) )
1001 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
1003 if( !strcmp( sub->codecName(), "T140" ) )
1005 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1009 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1011 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1014 if( sub->rtcpInstance() != NULL )
1016 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1019 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
1022 p_sys->track = (live_track_t**)xrealloc( p_sys->track,
1023 sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1024 p_sys->track[p_sys->i_track++] = tk;
1029 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1030 es_format_Clean( &tk->fmt );
1036 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1038 /* Retrieve the starttime if possible */
1039 p_sys->i_npt_start = p_sys->ms->playStartTime();
1041 /* Retrieve the duration if possible */
1042 p_sys->i_npt_length = p_sys->ms->playEndTime();
1045 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1048 p_sys->b_no_data = true;
1049 p_sys->i_no_data_ti = 0;
1054 /*****************************************************************************
1055 * Play: starts the actual playback of the stream
1056 *****************************************************************************/
1057 static int Play( demux_t *p_demux )
1059 demux_sys_t *p_sys = p_demux->p_sys;
1064 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1066 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1067 return VLC_EGENERIC;
1070 /* Retrieve the timeout value and set up a timeout prevention thread */
1071 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1072 if( p_sys->i_timeout <= 0 )
1073 p_sys->i_timeout = 60; /* default value from RFC2326 */
1075 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1076 if( !p_sys->p_timeout && p_sys->b_get_param )
1078 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1079 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1080 if( p_sys->p_timeout )
1082 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1083 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1084 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1085 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1087 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1088 free( p_sys->p_timeout );
1089 p_sys->p_timeout = NULL;
1092 msg_Dbg( p_demux, "spawned timeout thread" );
1095 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1100 /* Retrieve the starttime if possible */
1101 p_sys->i_npt_start = p_sys->ms->playStartTime();
1102 if( p_sys->ms->playEndTime() > 0 )
1103 p_sys->i_npt_length = p_sys->ms->playEndTime();
1105 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1110 /*****************************************************************************
1112 *****************************************************************************/
1113 static int Demux( demux_t *p_demux )
1115 demux_sys_t *p_sys = p_demux->p_sys;
1118 bool b_send_pcr = true;
1122 /* Check if we need to send the server a Keep-A-Live signal */
1123 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1125 char *psz_bye = NULL;
1126 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1127 p_sys->b_timeout_call = false;
1130 for( i = 0; i < p_sys->i_track; i++ )
1132 live_track_t *tk = p_sys->track[i];
1134 if( tk->b_asf || tk->b_muxed )
1141 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1147 if( p_sys->i_pcr > 0 )
1150 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1153 /* First warn we want to read data */
1155 for( i = 0; i < p_sys->i_track; i++ )
1157 live_track_t *tk = p_sys->track[i];
1159 if( tk->waiting == 0 )
1162 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1163 StreamRead, tk, StreamClose, tk );
1166 /* Create a task that will be called if we wait more than 300ms */
1167 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1170 p_sys->scheduler->doEventLoop( &p_sys->event );
1172 /* remove the task */
1173 p_sys->scheduler->unscheduleDelayedTask( task );
1175 /* Check for gap in pts value */
1176 for( i = 0; i < p_sys->i_track; i++ )
1178 live_track_t *tk = p_sys->track[i];
1180 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1181 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1183 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1185 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1186 tk->b_rtcp_sync = true;
1188 tk->i_pts = VLC_TS_INVALID;
1196 if( p_sys->b_multicast && p_sys->b_no_data &&
1197 ( p_sys->i_no_data_ti > 120 ) )
1199 /* FIXME Make this configurable
1200 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1204 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1205 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1207 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1208 var_GetBool( p_demux, "rtsp-http" );
1210 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1212 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1213 if( RollOverTcp( p_demux ) )
1215 msg_Err( p_demux, "TCP rollover failed, aborting" );
1220 msg_Err( p_demux, "no data received in 10s, aborting" );
1223 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1224 ( p_sys->i_no_data_ti > 34 ) )
1227 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1230 return p_sys->b_error ? 0 : 1;
1233 /*****************************************************************************
1235 *****************************************************************************/
1236 static int Control( demux_t *p_demux, int i_query, va_list args )
1238 demux_sys_t *p_sys = p_demux->p_sys;
1246 case DEMUX_GET_TIME:
1247 pi64 = (int64_t*)va_arg( args, int64_t * );
1248 if( p_sys->i_npt > 0 )
1250 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1253 return VLC_EGENERIC;
1255 case DEMUX_GET_LENGTH:
1256 pi64 = (int64_t*)va_arg( args, int64_t * );
1257 if( p_sys->i_npt_length > 0 )
1259 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1262 return VLC_EGENERIC;
1264 case DEMUX_GET_POSITION:
1265 pf = (double*)va_arg( args, double* );
1266 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1268 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1271 return VLC_EGENERIC;
1273 case DEMUX_SET_POSITION:
1274 case DEMUX_SET_TIME:
1275 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1280 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1282 i64 = (int64_t)va_arg( args, int64_t );
1283 time = (float)((double)i64 / (double)1000000.0); /* in second */
1285 else if( i_query == DEMUX_SET_TIME )
1286 return VLC_EGENERIC;
1289 f = (double)va_arg( args, double );
1290 time = f * (double)p_sys->i_npt_length; /* in second */
1293 if( p_sys->b_paused )
1295 p_sys->f_seek_request = time;
1299 if( !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) )
1301 msg_Err( p_demux, "PAUSE before seek failed %s",
1302 p_sys->env->getResultMsg() );
1303 return VLC_EGENERIC;
1305 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1307 msg_Err( p_demux, "seek PLAY failed %s",
1308 p_sys->env->getResultMsg() );
1309 return VLC_EGENERIC;
1313 /* Retrieve RTP-Info values */
1314 for( i = 0; i < p_sys->i_track; i++ )
1316 p_sys->track[i]->b_rtcp_sync = false;
1317 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1320 /* Retrieve the starttime if possible */
1321 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1323 /* Retrieve the duration if possible */
1324 if( p_sys->ms->playEndTime() > 0 )
1325 p_sys->i_npt_length = p_sys->ms->playEndTime();
1327 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1330 return VLC_EGENERIC;
1332 /* Special for access_demux */
1333 case DEMUX_CAN_PAUSE:
1334 case DEMUX_CAN_SEEK:
1335 pb = (bool*)va_arg( args, bool * );
1336 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1337 /* Not always true, but will be handled in SET_PAUSE_STATE */
1343 case DEMUX_CAN_CONTROL_PACE:
1344 pb = (bool*)va_arg( args, bool * );
1346 #if 1 /* Disable for now until we have a clock synchro algo
1347 * which works with something else than MPEG over UDP */
1354 case DEMUX_CAN_CONTROL_RATE:
1355 pb = (bool*)va_arg( args, bool * );
1356 pb2 = (bool*)va_arg( args, bool * );
1358 *pb = (p_sys->rtsp != NULL) &&
1359 (p_sys->i_npt_length > 0) &&
1360 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1361 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1365 case DEMUX_SET_RATE:
1367 double f_scale, f_old_scale;
1369 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1370 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1371 var_GetBool( p_demux, "rtsp-wmserver" ) )
1372 return VLC_EGENERIC;
1374 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1377 * "[...] should try to approximate the viewing rate, but
1378 * may restrict the range of scale values that it supports.
1379 * The response MUST contain the actual scale value chosen
1382 * Scale = 1 indicates normal play
1383 * Scale > 1 indicates fast forward
1384 * Scale < 1 && Scale > 0 indicates slow motion
1385 * Scale < 0 value indicates rewind
1388 pi_int = (int*)va_arg( args, int * );
1389 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1390 f_old_scale = p_sys->ms->scale();
1392 /* Passing -1 for the start and end time will mean liveMedia won't
1393 * create a Range: section for the RTSP message. The server should
1394 * pick up from the current position */
1395 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1397 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1398 p_sys->env->getResultMsg() );
1399 return VLC_EGENERIC;
1402 if( p_sys->ms->scale() == f_old_scale )
1404 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1405 p_sys->ms->scale() );
1406 return VLC_EGENERIC;
1409 /* ReSync the stream */
1410 p_sys->i_npt_start = 0;
1414 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1415 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1419 case DEMUX_SET_PAUSE_STATE:
1421 bool b_pause = (bool)va_arg( args, int );
1422 if( p_sys->rtsp == NULL )
1423 return VLC_EGENERIC;
1425 if( b_pause == p_sys->b_paused )
1427 if( ( b_pause && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1428 ( !b_pause && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1429 p_sys->f_seek_request, -1.0f, p_sys->ms->scale() ) ) )
1431 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1432 return VLC_EGENERIC;
1434 p_sys->f_seek_request = -1;
1435 p_sys->b_paused = b_pause;
1437 /* When we Pause, we'll need the TimeoutPrevention thread to
1438 * handle sending the "Keep Alive" message to the server.
1439 * Unfortunately Live555 isn't thread safe and so can't
1440 * do this normally while the main Demux thread is handling
1441 * a live stream. We end up with the Timeout thread blocking
1442 * waiting for a response from the server. So when we PAUSE
1443 * we set a flag that the TimeoutPrevention function will check
1444 * and if it's set, it will trigger the GET_PARAMETER message */
1445 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1446 p_sys->p_timeout->b_handle_keep_alive = true;
1447 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1448 p_sys->p_timeout->b_handle_keep_alive = false;
1450 if( !p_sys->b_paused )
1452 for( int i = 0; i < p_sys->i_track; i++ )
1454 live_track_t *tk = p_sys->track[i];
1455 tk->b_rtcp_sync = false;
1456 tk->i_pts = VLC_TS_INVALID;
1458 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1462 /* Reset data received counter */
1463 p_sys->i_no_data_ti = 0;
1465 /* Retrieve the starttime if possible */
1466 p_sys->i_npt_start = p_sys->ms->playStartTime();
1468 /* Retrieve the duration if possible */
1469 if( p_sys->ms->playEndTime() )
1470 p_sys->i_npt_length = p_sys->ms->playEndTime();
1472 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1475 case DEMUX_GET_TITLE_INFO:
1476 case DEMUX_SET_TITLE:
1477 case DEMUX_SET_SEEKPOINT:
1478 return VLC_EGENERIC;
1480 case DEMUX_GET_PTS_DELAY:
1481 pi64 = (int64_t*)va_arg( args, int64_t * );
1482 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1486 return VLC_EGENERIC;
1490 /*****************************************************************************
1491 * RollOverTcp: reopen the rtsp into TCP mode
1492 * XXX: ugly, a lot of code are duplicated from Open()
1493 * This should REALLY be fixed
1494 *****************************************************************************/
1495 static int RollOverTcp( demux_t *p_demux )
1497 demux_sys_t *p_sys = p_demux->p_sys;
1500 var_SetBool( p_demux, "rtsp-tcp", true );
1502 /* We close the old RTSP session */
1503 for( i = 0; i < p_sys->i_track; i++ )
1505 live_track_t *tk = p_sys->track[i];
1507 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1508 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1509 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1510 es_format_Clean( &tk->fmt );
1511 free( tk->p_buffer );
1514 if( p_sys->i_track ) free( p_sys->track );
1515 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1517 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1518 Medium::close( p_sys->ms );
1519 RTSPClient::close( p_sys->rtsp );
1523 p_sys->track = NULL;
1525 p_sys->b_no_data = true;
1526 p_sys->i_no_data_ti = 0;
1527 p_sys->p_out_asf = NULL;
1529 /* Reopen rtsp client */
1530 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1532 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1537 if( p_sys->p_sdp == NULL )
1539 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1543 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1545 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1549 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1555 return VLC_EGENERIC;
1559 /*****************************************************************************
1561 *****************************************************************************/
1562 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1564 const uint8_t *p_data, unsigned i_size )
1566 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1567 block_t *p_list = NULL;
1569 while( i_size >= 4 )
1571 unsigned i_flags = p_data[0];
1572 unsigned i_length_offset = (p_data[1] << 16) |
1575 bool b_key = i_flags & 0x80;
1576 bool b_length = i_flags & 0x40;
1577 bool b_relative_ts = i_flags & 0x20;
1578 bool b_duration = i_flags & 0x10;
1579 bool b_location_id = i_flags & 0x08;
1581 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1582 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1583 unsigned i_header_size = 4;
1591 if( i_header_size > i_size )
1593 msg_Warn( p_demux, "Invalid header size" );
1598 * When b_length is true, the streams I found do not seems to respect
1599 * the documentation.
1600 * From them, I have failed to find which choice between '__MIN()' or
1601 * 'i_length_offset - i_header_size' is the right one.
1605 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1607 i_payload = i_size - i_header_size;
1609 if( !tk->p_asf_block )
1611 tk->p_asf_block = block_New( p_demux, i_packet_size );
1612 if( !tk->p_asf_block )
1614 tk->p_asf_block->i_buffer = 0;
1616 unsigned i_offset = b_length ? 0 : i_length_offset;
1617 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1619 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1620 tk->p_asf_block->i_buffer += i_payload;
1623 /* We have a complete packet */
1624 tk->p_asf_block->i_buffer = i_packet_size;
1625 block_ChainAppend( &p_list, tk->p_asf_block );
1626 tk->p_asf_block = NULL;
1631 /* Reset on broken stream */
1632 msg_Err( p_demux, "Broken packet detected (%d vs %d or %d + %d vs %d)",
1633 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1634 tk->p_asf_block->i_buffer = 0;
1638 p_data += i_header_size + i_payload;
1639 i_size -= i_header_size + i_payload;
1644 /*****************************************************************************
1646 *****************************************************************************/
1647 static void StreamRead( void *p_private, unsigned int i_size,
1648 unsigned int i_truncated_bytes, struct timeval pts,
1649 unsigned int duration )
1651 live_track_t *tk = (live_track_t*)p_private;
1652 demux_t *p_demux = tk->p_demux;
1653 demux_sys_t *p_sys = p_demux->p_sys;
1656 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1658 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1659 (int64_t)pts.tv_usec;
1661 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1662 i_pts &= INT64_C(0x00ffffffffffffff);
1664 /* Retrieve NPT for this pts */
1665 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1667 if( tk->b_quicktime && tk->p_es == NULL )
1669 QuickTimeGenericRTPSource *qtRTPSource =
1670 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1671 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1672 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1674 if( tk->fmt.i_cat == VIDEO_ES ) {
1675 if( qtState.sdAtomSize < 16 + 32 )
1678 p_sys->event = 0xff;
1682 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1683 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1684 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1686 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1688 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1689 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1690 + qtRTPSource->qtState.sdAtomSize;
1691 while (pos+8 < endpos) {
1692 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1693 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1694 if( memcmp(pos+4, "avcC", 4) == 0 &&
1696 atomLength <= INT_MAX )
1698 tk->fmt.i_extra = atomLength-8;
1699 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1700 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1708 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1709 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1710 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1714 if( qtState.sdAtomSize < 4 )
1717 p_sys->event = 0xff;
1721 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1723 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1727 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1729 pts.tv_sec * 1000000LL + pts.tv_usec );
1732 /* grow buffer if it looks like buffer is too small, but don't eat
1733 * up all the memory on strange streams */
1734 if( i_truncated_bytes > 0 )
1736 if( tk->i_buffer < 2000000 )
1739 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1740 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1741 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1744 msg_Warn( p_demux, "realloc failed" );
1748 tk->p_buffer = (uint8_t*)p_tmp;
1753 if( tk->b_discard_trunc )
1755 p_sys->event = 0xff;
1761 assert( i_size <= tk->i_buffer );
1763 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1764 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1766 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1768 p_block = block_New( p_demux, i_size + 1 );
1769 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1770 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1772 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1774 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1775 uint32_t header = h261Source->lastSpecialHeader();
1776 p_block = block_New( p_demux, i_size + 4 );
1777 memcpy( p_block->p_buffer, &header, 4 );
1778 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1780 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1781 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1783 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1785 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1786 msg_Warn( p_demux, "unsupported NAL type for H264" );
1788 /* Normal NAL type */
1789 p_block = block_New( p_demux, i_size + 4 );
1790 p_block->p_buffer[0] = 0x00;
1791 p_block->p_buffer[1] = 0x00;
1792 p_block->p_buffer[2] = 0x00;
1793 p_block->p_buffer[3] = 0x01;
1794 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1796 else if( tk->b_asf )
1798 p_block = StreamParseAsf( p_demux, tk,
1799 tk->sub->rtpSource()->curPacketMarkerBit(),
1800 tk->p_buffer, i_size );
1804 p_block = block_New( p_demux, i_size );
1805 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1808 if( p_sys->i_pcr < i_pts )
1810 p_sys->i_pcr = i_pts;
1813 /* Update our global npt value */
1814 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1815 p_sys->i_npt = tk->i_npt;
1819 if( !tk->b_muxed && !tk->b_asf )
1821 if( i_pts != tk->i_pts )
1822 p_block->i_pts = VLC_TS_0 + i_pts;
1823 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1824 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1828 stream_DemuxSend( tk->p_out_muxed, p_block );
1829 else if( tk->b_asf )
1830 stream_DemuxSend( p_sys->p_out_asf, p_block );
1832 es_out_Send( p_demux->out, tk->p_es, p_block );
1835 /* warn that's ok */
1836 p_sys->event = 0xff;
1838 /* we have read data */
1840 p_demux->p_sys->b_no_data = false;
1841 p_demux->p_sys->i_no_data_ti = 0;
1843 if( i_pts > 0 && !tk->b_muxed )
1849 /*****************************************************************************
1851 *****************************************************************************/
1852 static void StreamClose( void *p_private )
1854 live_track_t *tk = (live_track_t*)p_private;
1855 demux_t *p_demux = tk->p_demux;
1856 demux_sys_t *p_sys = p_demux->p_sys;
1858 msg_Dbg( p_demux, "StreamClose" );
1860 p_sys->event = 0xff;
1861 p_sys->b_error = true;
1865 /*****************************************************************************
1867 *****************************************************************************/
1868 static void TaskInterrupt( void *p_private )
1870 demux_t *p_demux = (demux_t*)p_private;
1872 p_demux->p_sys->i_no_data_ti++;
1875 p_demux->p_sys->event = 0xff;
1878 /*****************************************************************************
1880 *****************************************************************************/
1881 static void* TimeoutPrevention( void *p_data )
1883 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1887 /* Voodoo (= no) thread safety here! *Ahem* */
1888 if( p_timeout->b_handle_keep_alive )
1890 char *psz_bye = NULL;
1891 int canc = vlc_savecancel ();
1893 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1894 vlc_restorecancel (canc);
1896 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1898 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1900 assert(0); /* dead code */
1903 /*****************************************************************************
1905 *****************************************************************************/
1906 static int ParseASF( demux_t *p_demux )
1908 demux_sys_t *p_sys = p_demux->p_sys;
1910 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1911 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1915 /* Parse the asf header */
1916 if( psz_asf == NULL )
1917 return VLC_EGENERIC;
1919 psz_asf += strlen( psz_marker );
1920 psz_asf = strdup( psz_asf ); /* Duplicate it */
1921 psz_end = strchr( psz_asf, '\n' );
1923 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1926 if( psz_asf >= psz_end )
1929 return VLC_EGENERIC;
1932 /* Always smaller */
1933 p_header = block_New( p_demux, psz_end - psz_asf );
1934 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
1935 p_header->i_buffer, psz_asf );
1936 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1937 if( p_header->i_buffer <= 0 )
1940 return VLC_EGENERIC;
1943 /* Parse it to get packet size */
1944 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1946 /* Send it to demuxer */
1947 stream_DemuxSend( p_sys->p_out_asf, p_header );
1954 static unsigned char* parseH264ConfigStr( char const* configStr,
1955 unsigned int& configSize )
1958 size_t i_records = 1;
1962 if( configStr == NULL || *configStr == '\0' )
1965 psz = dup = strdup( configStr );
1967 /* Count the number of commas */
1968 for( psz = dup; *psz != '\0'; ++psz )
1977 size_t configMax = 5*strlen(dup);
1978 unsigned char *cfg = new unsigned char[configMax];
1980 for( size_t i = 0; i < i_records; ++i )
1982 cfg[configSize++] = 0x00;
1983 cfg[configSize++] = 0x00;
1984 cfg[configSize++] = 0x00;
1985 cfg[configSize++] = 0x01;
1987 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
1988 configMax-configSize, psz );
1989 psz += strlen(psz)+1;