1 /*****************************************************************************
2 * live555.cpp : LIVE555 Streaming Media support.
3 *****************************************************************************
4 * Copyright (C) 2003-2007 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Derk-Jan Hartman <hartman at videolan. org>
9 * Derk-Jan Hartman <djhartman at m2x .dot. nl> for M2X
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
31 * Note: config.h may include inttypes.h, so make sure we define this option
33 #define __STDC_CONSTANT_MACROS 1
41 #include <vlc_common.h>
42 #include <vlc_plugin.h>
43 #include <vlc_input.h>
44 #include <vlc_demux.h>
45 #include <vlc_dialog.h>
46 #include <vlc_network.h>
55 # include <winsock2.h>
58 #include "UsageEnvironment.hh"
59 #include "BasicUsageEnvironment.hh"
60 #include "GroupsockHelper.hh"
61 #include "liveMedia.hh"
64 #include "../access/mms/asf.h" /* Who said ugly ? */
69 /*****************************************************************************
71 *****************************************************************************/
72 static int Open ( vlc_object_t * );
73 static void Close( vlc_object_t * );
75 #define CACHING_TEXT N_("Caching value (ms)")
76 #define CACHING_LONGTEXT N_( \
77 "Allows you to modify the default caching value for RTSP streams. This " \
78 "value should be set in millisecond units." )
80 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
81 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and unstandard " \
82 "dialect of RTSP. When you set this parameter, VLC will try this dialect "\
83 "for communication. In this mode you cannot connect to normal RTSP servers." )
85 #define USER_TEXT N_("RTSP user name")
86 #define USER_LONGTEXT N_("Allows you to modify the user name that will " \
87 "be used for authenticating the connection.")
88 #define PASS_TEXT N_("RTSP password")
89 #define PASS_LONGTEXT N_("Allows you to modify the password that will be " \
90 "used for the connection.")
93 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
94 set_capability( "demux", 50 )
95 set_shortname( "RTP/RTSP")
96 set_callbacks( Open, Close )
97 add_shortcut( "live" )
98 add_shortcut( "livedotcom" )
99 set_category( CAT_INPUT )
100 set_subcategory( SUBCAT_INPUT_DEMUX )
103 set_description( N_("RTSP/RTP access and demux") )
104 add_shortcut( "rtsp" )
105 add_shortcut( "sdp" )
106 add_shortcut( "live" )
107 add_shortcut( "livedotcom" )
108 set_capability( "access_demux", 0 )
109 set_callbacks( Open, Close )
110 add_bool( "rtsp-tcp", 0, NULL,
111 N_("Use RTP over RTSP (TCP)"),
112 N_("Use RTP over RTSP (TCP)"), true )
114 add_integer( "rtp-client-port", -1, NULL,
116 N_("Port to use for the RTP source of the session"), true )
117 add_bool( "rtsp-mcast", false, NULL,
118 N_("Force multicast RTP via RTSP"),
119 N_("Force multicast RTP via RTSP"), true )
121 add_bool( "rtsp-http", 0, NULL,
122 N_("Tunnel RTSP and RTP over HTTP"),
123 N_("Tunnel RTSP and RTP over HTTP"), true )
125 add_integer( "rtsp-http-port", 80, NULL,
126 N_("HTTP tunnel port"),
127 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
129 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
130 CACHING_TEXT, CACHING_LONGTEXT, true )
132 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
133 KASENNA_LONGTEXT, true )
134 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
135 USER_LONGTEXT, true )
136 add_string( "rtsp-pwd", NULL, NULL, PASS_TEXT,
137 PASS_LONGTEXT, true )
141 /*****************************************************************************
143 *****************************************************************************/
148 MediaSubsession *sub;
156 stream_t *p_out_muxed; /* for muxed stream */
159 unsigned int i_buffer;
168 struct timeout_thread_t
172 bool b_handle_keep_alive;
177 char *p_sdp; /* XXX mallocated */
178 char *psz_path; /* URL-encoded path */
182 TaskScheduler *scheduler;
183 UsageEnvironment *env ;
188 live_track_t **track; /* XXX mallocated */
196 int64_t i_pcr; /* The clock */
201 /* timeout thread information */
202 int i_timeout; /* session timeout value in seconds */
203 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
204 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
208 bool b_multicast; /* if one of the tracks is multicasted */
209 bool b_no_data; /* if we never received any data */
210 int i_no_data_ti; /* consecutive number of TaskInterrupt */
214 bool b_get_param; /* Does the server support GET_PARAMETER */
217 static int Demux ( demux_t * );
218 static int Control( demux_t *, int, va_list );
220 static int Connect ( demux_t * );
221 static int SessionsSetup( demux_t * );
222 static int Play ( demux_t *);
223 static int ParseASF ( demux_t * );
224 static int RollOverTcp ( demux_t * );
226 static void StreamRead ( void *, unsigned int, unsigned int,
227 struct timeval, unsigned int );
228 static void StreamClose ( void * );
229 static void TaskInterrupt( void * );
231 static void* TimeoutPrevention( void * );
233 static unsigned char* parseH264ConfigStr( char const* configStr,
234 unsigned int& configSize );
236 /*****************************************************************************
238 *****************************************************************************/
239 static int Open ( vlc_object_t *p_this )
241 demux_t *p_demux = (demux_t*)p_this;
242 demux_sys_t *p_sys = NULL;
245 int i_error = VLC_EGENERIC;
249 /* See if it looks like a SDP
250 v, o, s fields are mandatory and in this order */
251 const uint8_t *p_peek;
252 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
254 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
255 memcmp( p_peek, "v=0\n", 4 ) &&
256 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
263 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
266 p_demux->pf_demux = Demux;
267 p_demux->pf_control= Control;
268 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
269 if( !p_sys ) return VLC_ENOMEM;
272 p_sys->scheduler = NULL;
280 p_sys->i_npt_start = 0.;
281 p_sys->i_npt_length = 0.;
282 p_sys->p_out_asf = NULL;
283 p_sys->b_no_data = true;
284 p_sys->i_no_data_ti = 0;
285 p_sys->p_timeout = NULL;
286 p_sys->i_timeout = 0;
287 p_sys->b_timeout_call = false;
288 p_sys->b_multicast = false;
289 p_sys->b_real = false;
290 p_sys->psz_path = strdup( p_demux->psz_path );
291 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
292 p_sys->b_get_param = false;
294 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
295 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
297 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
299 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
302 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
304 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
308 if( strcasecmp( p_demux->psz_access, "sdp" ) )
310 char *p = p_sys->psz_path;
311 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
314 if( p_demux->s != NULL )
316 /* Gather the complete sdp file */
318 int i_sdp_max = 1000;
319 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
323 i_error = VLC_ENOMEM;
329 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
330 i_sdp_max - i_sdp - 1 );
332 if( !vlc_object_alive (p_demux) || p_demux->b_error )
340 msg_Err( p_demux, "failed to read SDP" );
347 if( i_read < i_sdp_max - i_sdp - 1 )
354 p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
356 p_sys->p_sdp = (char*)p_sdp;
358 else if( ( p_demux->s == NULL ) &&
359 !strcasecmp( p_demux->psz_access, "sdp" ) )
361 /* sdp:// link from SAP */
362 p_sys->p_sdp = strdup( p_sys->psz_path );
364 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
366 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
370 if( p_sys->p_sdp == NULL )
372 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
373 i_error = VLC_ENOMEM;
377 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
379 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
383 if( p_sys->b_real ) goto error;
385 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
388 if( p_sys->p_out_asf && ParseASF( p_demux ) )
390 msg_Err( p_demux, "cannot find a usable asf header" );
391 /* TODO Clean tracks */
395 if( p_sys->i_track <= 0 )
401 for( i = 0; i < p_sys->i_track; i++ )
403 live_track_t *tk = p_sys->track[i];
405 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
406 es_format_Clean( &tk->fmt );
407 free( tk->p_buffer );
411 if( p_sys->i_track ) free( p_sys->track );
412 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
413 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
414 if( p_sys->p_timeout )
416 vlc_cancel( p_sys->p_timeout->handle );
417 vlc_join( p_sys->p_timeout->handle, NULL );
418 free( p_sys->p_timeout );
420 if( p_sys->ms ) Medium::close( p_sys->ms );
421 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
422 if( p_sys->env ) p_sys->env->reclaim();
423 delete p_sys->scheduler;
424 free( p_sys->p_sdp );
425 free( p_sys->psz_path );
427 vlc_UrlClean( &p_sys->url );
433 /*****************************************************************************
435 *****************************************************************************/
436 static void Close( vlc_object_t *p_this )
438 demux_t *p_demux = (demux_t*)p_this;
439 demux_sys_t *p_sys = p_demux->p_sys;
442 for( i = 0; i < p_sys->i_track; i++ )
444 live_track_t *tk = p_sys->track[i];
446 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
447 es_format_Clean( &tk->fmt );
448 free( tk->p_buffer );
452 if( p_sys->i_track ) free( p_sys->track );
453 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
454 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
455 if( p_sys->p_timeout )
457 vlc_cancel( p_sys->p_timeout->handle );
458 vlc_join( p_sys->p_timeout->handle, NULL );
459 free( p_sys->p_timeout );
461 if( p_sys->ms ) Medium::close( p_sys->ms );
462 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
463 if( p_sys->env ) p_sys->env->reclaim();
464 delete p_sys->scheduler;
465 free( p_sys->p_sdp );
466 free( p_sys->psz_path );
468 vlc_UrlClean( &p_sys->url );
473 /*****************************************************************************
474 * Connect: connects to the RTSP server to setup the session DESCRIBE
475 *****************************************************************************/
476 static int Connect( demux_t *p_demux )
478 demux_sys_t *p_sys = p_demux->p_sys;
479 Authenticator authenticator;
480 bool b_firstpass = true;
481 char *psz_user = NULL;
482 char *psz_pwd = NULL;
483 char *psz_url = NULL;
484 char *psz_options = NULL;
487 int i_ret = VLC_SUCCESS;
489 if( p_sys->url.i_port == 0 ) p_sys->url.i_port = 554;
490 if( p_sys->url.psz_username || p_sys->url.psz_password )
493 err = asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
494 p_sys->url.i_port, p_sys->url.psz_path );
495 if( err == -1 ) return VLC_ENOMEM;
497 psz_user = strdup( p_sys->url.psz_username );
498 psz_pwd = strdup( p_sys->url.psz_password );
503 err = asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
504 if( err == -1 ) return VLC_ENOMEM;
506 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
507 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
511 if( !vlc_object_alive (p_demux) || p_demux->b_error )
519 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
520 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
522 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
523 var_CreateGetInteger( p_demux, "verbose" ) > 1,
524 "VLC media player", i_http_port ) ) == NULL )
526 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
527 p_sys->env->getResultMsg() );
534 /* Kasenna enables KeepAlive by analysing the User-Agent string.
535 * Appending _KA to the string should be enough to enable this feature,
536 * however, there is a bug where the _KA doesn't get parsed from the
537 * default User-Agent as created by VLC/Live555 code. This is probably due
538 * to spaces in the string or the string being too long. Here we override
539 * the default string with a more compact version.
541 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
543 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
547 authenticator.setUsernameAndPassword( (const char*)psz_user,
548 (const char*)psz_pwd );
551 const int i_timeout = var_CreateGetInteger(p_demux, "ipv4-timeout") / 1000;
553 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
554 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
555 &authenticator, i_timeout );
557 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
560 if( psz_options == NULL && authenticator.realm() != NULL )
562 // try again, with the realm set this time
563 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
564 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
565 &authenticator, i_timeout );
567 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
572 p_sys->b_get_param = strstr( psz_options, "GET_PARAMETER" ) ? true : false ;
573 delete [] psz_options;
575 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
576 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, (const char*)psz_user, (const char*)psz_pwd,
577 var_GetBool( p_demux, "rtsp-kasenna" ), i_timeout );
579 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, (const char*)psz_user, (const char*)psz_pwd,
580 var_GetBool( p_demux, "rtsp-kasenna" ) );
585 /* failure occurred */
587 const char *psz_error = p_sys->env->getResultMsg();
589 if( var_GetBool( p_demux, "rtsp-http" ) )
590 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
594 const char *psz_tmp = strstr( psz_error, "RTSP" );
596 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
600 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
603 { /* describeURL always returns an "RTSP/1.0 401 Unauthorized" the
604 * first time. This is a workaround to avoid asking for a
605 * user/passwd the first time the code passess here. */
612 msg_Dbg( p_demux, "authentication failed" );
616 dialog_Login( p_demux, &psz_user, &psz_pwd,
617 _("RTSP authentication"),
618 _("Please enter a valid login name and a password.") );
619 if( psz_user != NULL && psz_pwd != NULL )
621 msg_Dbg( p_demux, "retrying with user=%s, pwd=%s",
626 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
628 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
631 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
632 var_Set( p_demux, "rtsp-http", val );
633 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
639 msg_Dbg( p_demux, "connection timeout" );
640 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
643 i_ret = VLC_EGENERIC;
646 /* malloc-ated copy */
651 free( p_sys->p_sdp );
653 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
659 /*****************************************************************************
660 * SessionsSetup: prepares the subsessions and does the SETUP
661 *****************************************************************************/
662 static int SessionsSetup( demux_t *p_demux )
664 demux_sys_t *p_sys = p_demux->p_sys;
665 MediaSubsessionIterator *iter = NULL;
666 MediaSubsession *sub = NULL;
668 bool b_rtsp_tcp = false;
670 int i_return = VLC_SUCCESS;
671 unsigned int i_buffer = 0;
672 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
674 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
675 var_GetBool( p_demux, "rtsp-http" );
676 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
678 /* Create the session from the SDP */
679 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
681 msg_Err( p_demux, "Could not create the RTSP Session: %s",
682 p_sys->env->getResultMsg() );
686 /* Initialise each media subsession */
687 iter = new MediaSubsessionIterator( *p_sys->ms );
688 while( ( sub = iter->next() ) != NULL )
693 if( !vlc_object_alive (p_demux) || p_demux->b_error )
699 /* Value taken from mplayer */
700 if( !strcmp( sub->mediumName(), "audio" ) )
702 else if( !strcmp( sub->mediumName(), "video" ) )
706 if( i_client_port != -1 )
708 sub->setClientPortNum( i_client_port );
712 if( strcasestr( sub->codecName(), "REAL" ) )
714 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
715 p_sys->b_real = true; /* This is a problem, we'll handle it later */
719 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
720 bInit = sub->initiate( 4 ); /* Constant ? */
722 bInit = sub->initiate();
726 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
727 sub->mediumName(), sub->codecName(),
728 p_sys->env->getResultMsg() );
732 if( sub->rtpSource() != NULL )
734 int fd = sub->rtpSource()->RTPgs()->socketNum();
736 /* Increase the buffer size */
738 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
740 /* Increase the RTP reorder timebuffer just a bit */
741 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
743 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
746 /* Issue the SETUP */
749 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
750 b_rtsp_tcp ? True : False,
751 ( p_sys->b_force_mcast && !b_rtsp_tcp ) ? True : False ) )
753 /* if we get an unsupported transport error, toggle TCP use and try again */
754 if( !strstr(p_sys->env->getResultMsg(), "461 Unsupported Transport")
755 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
756 b_rtsp_tcp ? False : True,
759 msg_Err( p_demux, "SETUP of'%s/%s' failed %s", sub->mediumName(),
760 sub->codecName(), p_sys->env->getResultMsg() );
766 /* Check if we will receive data from this subsession for this track */
767 if( sub->readSource() == NULL ) continue;
768 if( !p_sys->b_multicast )
770 /* Check, because we need diff. rollover behaviour for multicast */
771 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
774 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
780 tk->p_demux = p_demux;
783 tk->b_quicktime = false;
786 tk->p_out_muxed = NULL;
788 tk->b_rtcp_sync = false;
791 tk->i_buffer = 65536;
792 tk->p_buffer = (uint8_t *)malloc( 65536 );
800 /* Value taken from mplayer */
801 if( !strcmp( sub->mediumName(), "audio" ) )
803 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
804 tk->fmt.audio.i_channels = sub->numChannels();
805 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
807 if( !strcmp( sub->codecName(), "MPA" ) ||
808 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
809 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
811 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
812 tk->fmt.audio.i_rate = 0;
814 else if( !strcmp( sub->codecName(), "AC3" ) )
816 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
817 tk->fmt.audio.i_rate = 0;
819 else if( !strcmp( sub->codecName(), "L16" ) )
821 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
822 tk->fmt.audio.i_bitspersample = 16;
824 else if( !strcmp( sub->codecName(), "L8" ) )
826 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
827 tk->fmt.audio.i_bitspersample = 8;
829 else if( !strcmp( sub->codecName(), "PCMU" ) )
831 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
833 else if( !strcmp( sub->codecName(), "PCMA" ) )
835 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
837 else if( !strncmp( sub->codecName(), "G726", 4 ) )
839 tk->fmt.i_codec = VLC_FOURCC( 'g', '7', '2', '6' );
840 tk->fmt.audio.i_rate = 8000;
841 tk->fmt.audio.i_channels = 1;
842 if( !strcmp( sub->codecName()+5, "40" ) )
843 tk->fmt.i_bitrate = 40000;
844 else if( !strcmp( sub->codecName()+5, "32" ) )
845 tk->fmt.i_bitrate = 32000;
846 else if( !strcmp( sub->codecName()+5, "24" ) )
847 tk->fmt.i_bitrate = 24000;
848 else if( !strcmp( sub->codecName()+5, "16" ) )
849 tk->fmt.i_bitrate = 16000;
851 else if( !strcmp( sub->codecName(), "AMR" ) )
853 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
855 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
857 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
859 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
861 unsigned int i_extra;
864 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
866 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
869 tk->fmt.i_extra = i_extra;
870 tk->fmt.p_extra = malloc( i_extra );
871 memcpy( tk->fmt.p_extra, p_extra, i_extra );
874 /* Because the "faad" decoder does not handle the LATM data length field
875 at the start of each returned LATM frame, tell the RTP source to omit it. */
876 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
878 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
880 unsigned int i_extra;
883 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
885 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
888 tk->fmt.i_extra = i_extra;
889 tk->fmt.p_extra = malloc( i_extra );
890 memcpy( tk->fmt.p_extra, p_extra, i_extra );
894 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
897 if( p_sys->p_out_asf == NULL )
898 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
901 else if( !strcmp( sub->codecName(), "X-QT" ) ||
902 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
904 tk->b_quicktime = true;
906 else if( !strcmp( sub->codecName(), "SPEEX" ) )
908 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
909 if ( sub->rtpTimestampFrequency() )
910 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
913 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
914 tk->fmt.audio.i_rate = 8000;
918 else if( !strcmp( sub->mediumName(), "video" ) )
920 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
921 if( !strcmp( sub->codecName(), "MPV" ) )
923 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
925 else if( !strcmp( sub->codecName(), "H263" ) ||
926 !strcmp( sub->codecName(), "H263-1998" ) ||
927 !strcmp( sub->codecName(), "H263-2000" ) )
929 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
931 else if( !strcmp( sub->codecName(), "H261" ) )
933 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
935 else if( !strcmp( sub->codecName(), "H264" ) )
937 unsigned int i_extra = 0;
938 uint8_t *p_extra = NULL;
940 tk->fmt.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
941 tk->fmt.b_packetized = false;
943 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
946 tk->fmt.i_extra = i_extra;
947 tk->fmt.p_extra = malloc( i_extra );
948 memcpy( tk->fmt.p_extra, p_extra, i_extra );
953 else if( !strcmp( sub->codecName(), "JPEG" ) )
955 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
957 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
959 unsigned int i_extra;
962 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
964 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
967 tk->fmt.i_extra = i_extra;
968 tk->fmt.p_extra = malloc( i_extra );
969 memcpy( tk->fmt.p_extra, p_extra, i_extra );
973 else if( !strcmp( sub->codecName(), "X-QT" ) ||
974 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
975 !strcmp( sub->codecName(), "X-QDM" ) ||
976 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
977 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
979 tk->b_quicktime = true;
981 else if( !strcmp( sub->codecName(), "MP2T" ) )
984 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
986 else if( !strcmp( sub->codecName(), "MP2P" ) ||
987 !strcmp( sub->codecName(), "MP1S" ) )
990 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
993 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
996 if( p_sys->p_out_asf == NULL )
997 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
1002 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1004 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1007 if( sub->rtcpInstance() != NULL )
1009 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1012 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
1015 p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1016 p_sys->track[p_sys->i_track++] = tk;
1021 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1022 es_format_Clean( &tk->fmt );
1028 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1030 /* Retrieve the starttime if possible */
1031 p_sys->i_npt_start = p_sys->ms->playStartTime();
1033 /* Retrieve the duration if possible */
1034 p_sys->i_npt_length = p_sys->ms->playEndTime();
1037 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1040 p_sys->b_no_data = true;
1041 p_sys->i_no_data_ti = 0;
1046 /*****************************************************************************
1047 * Play: starts the actual playback of the stream
1048 *****************************************************************************/
1049 static int Play( demux_t *p_demux )
1051 demux_sys_t *p_sys = p_demux->p_sys;
1056 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1058 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1059 return VLC_EGENERIC;
1062 /* Retrieve the timeout value and set up a timeout prevention thread */
1063 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1064 if( p_sys->i_timeout <= 0 )
1065 p_sys->i_timeout = 60; /* default value from RFC2326 */
1067 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1068 if( !p_sys->p_timeout && p_sys->b_get_param )
1070 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1071 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1072 if( p_sys->p_timeout )
1074 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1075 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1076 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1077 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1079 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1080 free( p_sys->p_timeout );
1081 p_sys->p_timeout = NULL;
1084 msg_Dbg( p_demux, "spawned timeout thread" );
1087 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1092 /* Retrieve the starttime if possible */
1093 p_sys->i_npt_start = p_sys->ms->playStartTime();
1094 p_sys->i_npt_length = p_sys->ms->playEndTime();
1096 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1101 /*****************************************************************************
1103 *****************************************************************************/
1104 static int Demux( demux_t *p_demux )
1106 demux_sys_t *p_sys = p_demux->p_sys;
1109 bool b_send_pcr = true;
1113 /* Check if we need to send the server a Keep-A-Live signal */
1114 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1116 char *psz_bye = NULL;
1117 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1118 p_sys->b_timeout_call = false;
1121 for( i = 0; i < p_sys->i_track; i++ )
1123 live_track_t *tk = p_sys->track[i];
1125 if( tk->b_asf || tk->b_muxed )
1132 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1138 if( p_sys->i_pcr > 0 )
1141 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
1144 /* First warn we want to read data */
1146 for( i = 0; i < p_sys->i_track; i++ )
1148 live_track_t *tk = p_sys->track[i];
1150 if( tk->waiting == 0 )
1153 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1154 StreamRead, tk, StreamClose, tk );
1157 /* Create a task that will be called if we wait more than 300ms */
1158 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1161 p_sys->scheduler->doEventLoop( &p_sys->event );
1163 /* remove the task */
1164 p_sys->scheduler->unscheduleDelayedTask( task );
1166 /* Check for gap in pts value */
1167 for( i = 0; i < p_sys->i_track; i++ )
1169 live_track_t *tk = p_sys->track[i];
1171 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1172 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1174 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1176 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1177 tk->b_rtcp_sync = true;
1187 if( p_sys->b_multicast && p_sys->b_no_data &&
1188 ( p_sys->i_no_data_ti > 120 ) )
1190 /* FIXME Make this configurable
1191 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1195 else if( !p_sys->b_multicast && p_sys->b_no_data &&
1196 ( p_sys->i_no_data_ti > 34 ) )
1198 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1199 var_GetBool( p_demux, "rtsp-http" );
1201 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1203 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1204 if( RollOverTcp( p_demux ) )
1206 msg_Err( p_demux, "TCP rollover failed, aborting" );
1211 msg_Err( p_demux, "no data received in 10s, aborting" );
1214 else if( !p_sys->b_multicast && p_sys->i_no_data_ti > 34 )
1217 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1220 return p_demux->b_error ? 0 : 1;
1223 /*****************************************************************************
1225 *****************************************************************************/
1226 static int Control( demux_t *p_demux, int i_query, va_list args )
1228 demux_sys_t *p_sys = p_demux->p_sys;
1231 bool *pb, *pb2, b_bool;
1236 case DEMUX_GET_TIME:
1237 pi64 = (int64_t*)va_arg( args, int64_t * );
1238 if( p_sys->i_npt > 0 )
1240 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1243 return VLC_EGENERIC;
1245 case DEMUX_GET_LENGTH:
1246 pi64 = (int64_t*)va_arg( args, int64_t * );
1247 if( p_sys->i_npt_length > 0 )
1249 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1252 return VLC_EGENERIC;
1254 case DEMUX_GET_POSITION:
1255 pf = (double*)va_arg( args, double* );
1256 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1258 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1261 return VLC_EGENERIC;
1263 case DEMUX_SET_POSITION:
1264 case DEMUX_SET_TIME:
1265 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1270 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1272 i64 = (int64_t)va_arg( args, int64_t );
1273 time = (float)((double)i64 / (double)1000000.0); /* in second */
1275 else if( i_query == DEMUX_SET_TIME )
1276 return VLC_EGENERIC;
1279 f = (double)va_arg( args, double );
1280 time = f * (double)p_sys->i_npt_length; /* in second */
1283 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1285 msg_Err( p_demux, "PLAY failed %s",
1286 p_sys->env->getResultMsg() );
1287 return VLC_EGENERIC;
1291 /* Retrieve RTP-Info values */
1292 for( i = 0; i < p_sys->i_track; i++ )
1294 p_sys->track[i]->b_rtcp_sync = false;
1295 p_sys->track[i]->i_pts = 0;
1298 /* Retrieve the starttime if possible */
1299 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1301 /* Retrieve the duration if possible */
1302 p_sys->i_npt_length = p_sys->ms->playEndTime();
1304 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1307 return VLC_EGENERIC;
1309 /* Special for access_demux */
1310 case DEMUX_CAN_PAUSE:
1311 case DEMUX_CAN_SEEK:
1312 pb = (bool*)va_arg( args, bool * );
1313 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1314 /* Not always true, but will be handled in SET_PAUSE_STATE */
1320 case DEMUX_CAN_CONTROL_PACE:
1321 pb = (bool*)va_arg( args, bool * );
1323 #if 1 /* Disable for now until we have a clock synchro algo
1324 * which works with something else than MPEG over UDP */
1331 case DEMUX_CAN_CONTROL_RATE:
1332 pb = (bool*)va_arg( args, bool * );
1333 pb2 = (bool*)va_arg( args, bool * );
1335 *pb = (p_sys->rtsp != NULL) &&
1336 (p_sys->i_npt_length > 0) &&
1337 !var_GetBool( p_demux, "rtsp-kasenna" );
1341 case DEMUX_SET_RATE:
1343 double f_scale, f_old_scale;
1345 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1346 var_GetBool( p_demux, "rtsp-kasenna" ) )
1347 return VLC_EGENERIC;
1349 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1350 * supports Scale should:
1352 * "The server should try to approximate the viewing rate, but may
1353 * restrict the range of scale values that it supports. The response
1354 * MUST contain the actual scale value chosen by the server."
1356 * Scale = 1 indicates normal play
1357 * Scale > 1 indicates fast forward
1358 * Scale < 1 && Scale > 0 indicates slow motion
1359 * Scale < 0 value indicates rewind
1362 pi_int = (int*)va_arg( args, int * );
1363 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1364 f_old_scale = p_sys->ms->scale();
1366 /* Passing -1 for the start and end time will mean liveMedia won't
1367 * create a Range: section for the RTSP message. The server should
1368 * pick up from the current position */
1369 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1371 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1372 p_sys->env->getResultMsg() );
1373 return VLC_EGENERIC;
1376 if( p_sys->ms->scale() == f_old_scale )
1378 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1379 p_sys->ms->scale() );
1380 return VLC_EGENERIC;
1383 /* ReSync the stream */
1384 p_sys->i_npt_start = 0;
1388 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1389 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1393 case DEMUX_SET_PAUSE_STATE:
1397 b_bool = (bool)va_arg( args, int );
1398 if( p_sys->rtsp == NULL )
1399 return VLC_EGENERIC;
1402 if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1403 ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1406 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1407 return VLC_EGENERIC;
1410 /* When we Pause, we'll need the TimeoutPrevention thread to
1411 * handle sending the "Keep Alive" message to the server.
1412 * Unfortunately Live555 isn't thread safe and so can't
1413 * do this normally while the main Demux thread is handling
1414 * a live stream. We end up with the Timeout thread blocking
1415 * waiting for a response from the server. So when we PAUSE
1416 * we set a flag that the TimeoutPrevention function will check
1417 * and if it's set, it will trigger the GET_PARAMETER message */
1418 if( b_bool && p_sys->p_timeout != NULL )
1419 p_sys->p_timeout->b_handle_keep_alive = true;
1420 else if( !b_bool && p_sys->p_timeout != NULL )
1421 p_sys->p_timeout->b_handle_keep_alive = false;
1423 for( i = 0; !b_bool && i < p_sys->i_track; i++ )
1425 live_track_t *tk = p_sys->track[i];
1426 tk->b_rtcp_sync = false;
1429 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1432 /* Retrieve the starttime if possible */
1433 p_sys->i_npt_start = p_sys->ms->playStartTime();
1435 /* Retrieve the duration if possible */
1436 p_sys->i_npt_length = p_sys->ms->playEndTime();
1438 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1441 case DEMUX_GET_TITLE_INFO:
1442 case DEMUX_SET_TITLE:
1443 case DEMUX_SET_SEEKPOINT:
1444 return VLC_EGENERIC;
1446 case DEMUX_GET_PTS_DELAY:
1447 pi64 = (int64_t*)va_arg( args, int64_t * );
1448 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1452 return VLC_EGENERIC;
1456 /*****************************************************************************
1457 * RollOverTcp: reopen the rtsp into TCP mode
1458 * XXX: ugly, a lot of code are duplicated from Open()
1459 * This should REALLY be fixed
1460 *****************************************************************************/
1461 static int RollOverTcp( demux_t *p_demux )
1463 demux_sys_t *p_sys = p_demux->p_sys;
1466 var_SetBool( p_demux, "rtsp-tcp", true );
1468 /* We close the old RTSP session */
1469 for( i = 0; i < p_sys->i_track; i++ )
1471 live_track_t *tk = p_sys->track[i];
1473 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1474 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1475 es_format_Clean( &tk->fmt );
1476 free( tk->p_buffer );
1479 if( p_sys->i_track ) free( p_sys->track );
1480 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1482 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1483 Medium::close( p_sys->ms );
1484 RTSPClient::close( p_sys->rtsp );
1488 p_sys->track = NULL;
1490 p_sys->b_no_data = true;
1491 p_sys->i_no_data_ti = 0;
1493 /* Reopen rtsp client */
1494 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1496 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1501 if( p_sys->p_sdp == NULL )
1503 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1507 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1509 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1513 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1519 return VLC_EGENERIC;
1523 /*****************************************************************************
1525 *****************************************************************************/
1526 static void StreamRead( void *p_private, unsigned int i_size,
1527 unsigned int i_truncated_bytes, struct timeval pts,
1528 unsigned int duration )
1530 live_track_t *tk = (live_track_t*)p_private;
1531 demux_t *p_demux = tk->p_demux;
1532 demux_sys_t *p_sys = p_demux->p_sys;
1535 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1537 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1538 (int64_t)pts.tv_usec;
1540 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1541 i_pts &= INT64_C(0x00ffffffffffffff);
1543 /* Retrieve NPT for this pts */
1544 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1546 if( tk->b_quicktime && tk->p_es == NULL )
1548 QuickTimeGenericRTPSource *qtRTPSource =
1549 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1550 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1551 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1553 if( tk->fmt.i_cat == VIDEO_ES ) {
1554 if( qtState.sdAtomSize < 16 + 32 )
1557 p_sys->event = 0xff;
1561 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1562 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1563 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1565 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1567 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1568 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1569 + qtRTPSource->qtState.sdAtomSize;
1570 while (pos+8 < endpos) {
1571 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1572 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1573 if( memcmp(pos+4, "avcC", 4) == 0 &&
1575 atomLength <= INT_MAX )
1577 tk->fmt.i_extra = atomLength-8;
1578 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1579 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1587 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1588 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1589 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1593 if( qtState.sdAtomSize < 4 )
1596 p_sys->event = 0xff;
1600 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1602 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1606 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1608 pts.tv_sec * 1000000LL + pts.tv_usec );
1611 /* grow buffer if it looks like buffer is too small, but don't eat
1612 * up all the memory on strange streams */
1613 if( i_truncated_bytes > 0 && tk->i_buffer < 2000000 )
1616 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1617 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1619 p_tmp = realloc( tk->p_buffer, tk->i_buffer );
1622 msg_Warn( p_demux, "realloc failed" );
1626 tk->p_buffer = (uint8_t*)p_tmp;
1629 if( i_size > tk->i_buffer )
1631 msg_Warn( p_demux, "buffer overflow" );
1633 /* FIXME could i_size be > buffer size ? */
1634 if( tk->fmt.i_codec == VLC_FOURCC('s','a','m','r') ||
1635 tk->fmt.i_codec == VLC_FOURCC('s','a','w','b') )
1637 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1639 p_block = block_New( p_demux, i_size + 1 );
1640 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1641 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1643 else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','1') )
1645 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1646 uint32_t header = h261Source->lastSpecialHeader();
1647 p_block = block_New( p_demux, i_size + 4 );
1648 memcpy( p_block->p_buffer, &header, 4 );
1649 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1651 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1652 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1654 else if( tk->fmt.i_codec == VLC_FOURCC('h','2','6','4') )
1656 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1657 msg_Warn( p_demux, "unsupported NAL type for H264" );
1659 /* Normal NAL type */
1660 p_block = block_New( p_demux, i_size + 4 );
1661 p_block->p_buffer[0] = 0x00;
1662 p_block->p_buffer[1] = 0x00;
1663 p_block->p_buffer[2] = 0x00;
1664 p_block->p_buffer[3] = 0x01;
1665 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1667 else if( tk->b_asf )
1669 int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1670 p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1672 memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1676 p_block = block_New( p_demux, i_size );
1677 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1680 if( p_sys->i_pcr < i_pts )
1682 p_sys->i_pcr = i_pts;
1685 if( (i_pts != tk->i_pts) && (!tk->b_muxed) )
1687 p_block->i_pts = i_pts;
1690 /* Update our global npt value */
1691 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1692 p_sys->i_npt = tk->i_npt;
1696 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1697 p_block->i_dts = ( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', 'g', 'v' ) ) ? 0 : i_pts;
1702 stream_DemuxSend( tk->p_out_muxed, p_block );
1704 else if( tk->b_asf )
1706 stream_DemuxSend( p_sys->p_out_asf, p_block );
1710 es_out_Send( p_demux->out, tk->p_es, p_block );
1713 /* warn that's ok */
1714 p_sys->event = 0xff;
1716 /* we have read data */
1718 p_demux->p_sys->b_no_data = false;
1719 p_demux->p_sys->i_no_data_ti = 0;
1721 if( i_pts > 0 && !tk->b_muxed )
1727 /*****************************************************************************
1729 *****************************************************************************/
1730 static void StreamClose( void *p_private )
1732 live_track_t *tk = (live_track_t*)p_private;
1733 demux_t *p_demux = tk->p_demux;
1734 demux_sys_t *p_sys = p_demux->p_sys;
1736 msg_Dbg( p_demux, "StreamClose" );
1738 p_sys->event = 0xff;
1739 p_demux->b_error = true;
1743 /*****************************************************************************
1745 *****************************************************************************/
1746 static void TaskInterrupt( void *p_private )
1748 demux_t *p_demux = (demux_t*)p_private;
1750 p_demux->p_sys->i_no_data_ti++;
1753 p_demux->p_sys->event = 0xff;
1756 /*****************************************************************************
1758 *****************************************************************************/
1759 static void* TimeoutPrevention( void *p_data )
1761 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1765 /* Voodoo (= no) thread safety here! *Ahem* */
1766 if( p_timeout->b_handle_keep_alive )
1768 char *psz_bye = NULL;
1769 int canc = vlc_savecancel ();
1771 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1772 vlc_restorecancel (canc);
1774 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1776 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1778 assert(0); /* dead code */
1781 /*****************************************************************************
1783 *****************************************************************************/
1784 static int b64_decode( char *dest, char *src );
1786 static int ParseASF( demux_t *p_demux )
1788 demux_sys_t *p_sys = p_demux->p_sys;
1790 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1791 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1795 /* Parse the asf header */
1796 if( psz_asf == NULL )
1797 return VLC_EGENERIC;
1799 psz_asf += strlen( psz_marker );
1800 psz_asf = strdup( psz_asf ); /* Duplicate it */
1801 psz_end = strchr( psz_asf, '\n' );
1803 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1806 if( psz_asf >= psz_end )
1809 return VLC_EGENERIC;
1812 /* Always smaller */
1813 p_header = block_New( p_demux, psz_end - psz_asf );
1814 p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1815 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1816 if( p_header->i_buffer <= 0 )
1819 return VLC_EGENERIC;
1822 /* Parse it to get packet size */
1823 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1825 /* Send it to demuxer */
1826 stream_DemuxSend( p_sys->p_out_asf, p_header );
1833 static unsigned char* parseH264ConfigStr( char const* configStr,
1834 unsigned int& configSize )
1837 int i, i_records = 1;
1842 if( configStr == NULL || *configStr == '\0' )
1845 psz = dup = strdup( configStr );
1847 /* Count the number of comma's */
1848 for( psz = dup; *psz != '\0'; ++psz )
1857 unsigned char *cfg = new unsigned char[5 * strlen(dup)];
1859 for( i = 0; i < i_records; i++ )
1861 cfg[configSize++] = 0x00;
1862 cfg[configSize++] = 0x00;
1863 cfg[configSize++] = 0x00;
1864 cfg[configSize++] = 0x01;
1866 configSize += b64_decode( (char*)&cfg[configSize], psz );
1867 psz += strlen(psz)+1;
1874 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1875 static int b64_decode( char *dest, char *src )
1877 const char *dest_start = dest;
1881 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 00-0F */
1882 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 10-1F */
1883 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63, /* 20-2F */
1884 52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1, /* 30-3F */
1885 -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, /* 40-4F */
1886 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1, /* 50-5F */
1887 -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40, /* 60-6F */
1888 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1, /* 70-7F */
1889 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 80-8F */
1890 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 90-9F */
1891 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* A0-AF */
1892 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* B0-BF */
1893 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* C0-CF */
1894 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* D0-DF */
1895 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* E0-EF */
1896 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 /* F0-FF */
1899 for( i_level = 0; *src != '\0'; src++ )
1903 c = b64[(unsigned int)*src];
1915 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1919 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1923 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1931 return dest - dest_start;