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>
44 #include <vlc_demux.h>
45 #include <vlc_interface.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 set_capability( "access_demux", 0 );
107 set_callbacks( Open, Close );
108 add_bool( "rtsp-tcp", 0, NULL,
109 N_("Use RTP over RTSP (TCP)"),
110 N_("Use RTP over RTSP (TCP)"), true );
111 add_integer( "rtp-client-port", -1, NULL,
113 N_("Port to use for the RTP source of the session"), true );
114 add_bool( "rtsp-mcast", false, NULL,
115 N_("Force multicast RTP via RTSP"),
116 N_("Force multicast RTP via RTSP"), true );
117 add_bool( "rtsp-http", 0, NULL,
118 N_("Tunnel RTSP and RTP over HTTP"),
119 N_("Tunnel RTSP and RTP over HTTP"), true );
120 add_integer( "rtsp-http-port", 80, NULL,
121 N_("HTTP tunnel port"),
122 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
124 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
125 CACHING_TEXT, CACHING_LONGTEXT, true );
126 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
127 KASENNA_LONGTEXT, true );
128 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
129 USER_LONGTEXT, true );
130 add_string( "rtsp-pwd", NULL, NULL, PASS_TEXT,
131 PASS_LONGTEXT, true );
135 /*****************************************************************************
137 *****************************************************************************/
142 MediaSubsession *sub;
150 stream_t *p_out_muxed; /* for muxed stream */
153 unsigned int i_buffer;
162 struct timeout_thread_t
166 bool b_handle_keep_alive;
171 char *p_sdp; /* XXX mallocated */
172 char *psz_path; /* URL-encoded path */
176 TaskScheduler *scheduler;
177 UsageEnvironment *env ;
182 live_track_t **track; /* XXX mallocated */
190 int64_t i_pcr; /* The clock */
195 /* timeout thread information */
196 int i_timeout; /* session timeout value in seconds */
197 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
198 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
202 bool b_multicast; /* if one of the tracks is multicasted */
203 bool b_no_data; /* if we never received any data */
204 int i_no_data_ti; /* consecutive number of TaskInterrupt */
208 bool b_get_param; /* Does the server support GET_PARAMETER */
211 static int Demux ( demux_t * );
212 static int Control( demux_t *, int, va_list );
214 static int Connect ( demux_t * );
215 static int SessionsSetup( demux_t * );
216 static int Play ( demux_t *);
217 static int ParseASF ( demux_t * );
218 static int RollOverTcp ( demux_t * );
220 static void StreamRead ( void *, unsigned int, unsigned int,
221 struct timeval, unsigned int );
222 static void StreamClose ( void * );
223 static void TaskInterrupt( void * );
225 static void* TimeoutPrevention( void * );
227 static unsigned char* parseH264ConfigStr( char const* configStr,
228 unsigned int& configSize );
230 /*****************************************************************************
232 *****************************************************************************/
233 static int Open ( vlc_object_t *p_this )
235 demux_t *p_demux = (demux_t*)p_this;
236 demux_sys_t *p_sys = NULL;
238 MediaSubsessionIterator *iter = NULL;
239 MediaSubsession *sub = NULL;
241 int i_error = VLC_EGENERIC;
245 /* See if it looks like a SDP
246 v, o, s fields are mandatory and in this order */
247 const uint8_t *p_peek;
248 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
250 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
251 memcmp( p_peek, "v=0\n", 4 ) &&
252 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
259 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
262 p_demux->pf_demux = Demux;
263 p_demux->pf_control= Control;
264 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
265 if( !p_sys ) return VLC_ENOMEM;
268 p_sys->scheduler = NULL;
276 p_sys->i_npt_start = 0.;
277 p_sys->i_npt_length = 0.;
278 p_sys->p_out_asf = NULL;
279 p_sys->b_no_data = true;
280 p_sys->i_no_data_ti = 0;
281 p_sys->p_timeout = NULL;
282 p_sys->i_timeout = 0;
283 p_sys->b_timeout_call = false;
284 p_sys->b_multicast = false;
285 p_sys->b_real = false;
286 p_sys->psz_path = strdup( p_demux->psz_path );
287 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
288 p_sys->b_get_param = false;
290 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
291 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
293 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
295 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
298 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
300 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
304 if( strcasecmp( p_demux->psz_access, "sdp" ) )
306 char *p = p_sys->psz_path;
307 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
310 if( p_demux->s != NULL )
312 /* Gather the complete sdp file */
314 int i_sdp_max = 1000;
315 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
319 i_error = VLC_ENOMEM;
325 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
326 i_sdp_max - i_sdp - 1 );
328 if( !vlc_object_alive (p_demux) || p_demux->b_error )
336 msg_Err( p_demux, "failed to read SDP" );
343 if( i_read < i_sdp_max - i_sdp - 1 )
350 p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
352 p_sys->p_sdp = (char*)p_sdp;
354 else if( ( p_demux->s == NULL ) &&
355 !strcasecmp( p_demux->psz_access, "sdp" ) )
357 /* sdp:// link from SAP */
358 p_sys->p_sdp = strdup( p_sys->psz_path );
360 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
362 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
366 if( p_sys->p_sdp == NULL )
368 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
369 i_error = VLC_ENOMEM;
373 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
375 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
379 if( p_sys->b_real ) goto error;
381 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
384 if( p_sys->p_out_asf && ParseASF( p_demux ) )
386 msg_Err( p_demux, "cannot find a usable asf header" );
387 /* TODO Clean tracks */
391 if( p_sys->i_track <= 0 )
397 for( i = 0; i < p_sys->i_track; i++ )
399 live_track_t *tk = p_sys->track[i];
401 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
402 es_format_Clean( &tk->fmt );
403 free( tk->p_buffer );
407 if( p_sys->i_track ) free( p_sys->track );
408 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
409 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
410 if( p_sys->ms ) Medium::close( p_sys->ms );
411 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
412 if( p_sys->env ) p_sys->env->reclaim();
413 if( p_sys->p_timeout )
415 vlc_cancel( p_sys->p_timeout->handle );
416 vlc_join( p_sys->p_timeout->handle, NULL );
417 free( p_sys->p_timeout );
419 delete p_sys->scheduler;
420 free( p_sys->p_sdp );
421 free( p_sys->psz_path );
423 vlc_UrlClean( &p_sys->url );
429 /*****************************************************************************
431 *****************************************************************************/
432 static void Close( vlc_object_t *p_this )
434 demux_t *p_demux = (demux_t*)p_this;
435 demux_sys_t *p_sys = p_demux->p_sys;
438 for( i = 0; i < p_sys->i_track; i++ )
440 live_track_t *tk = p_sys->track[i];
442 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
443 es_format_Clean( &tk->fmt );
444 free( tk->p_buffer );
448 if( p_sys->i_track ) free( p_sys->track );
449 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
450 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
451 if( p_sys->ms ) Medium::close( p_sys->ms );
452 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
453 if( p_sys->env ) p_sys->env->reclaim();
454 if( p_sys->p_timeout )
456 vlc_cancel( p_sys->p_timeout->handle );
457 vlc_join( p_sys->p_timeout->handle, NULL );
458 free( p_sys->p_timeout );
460 delete p_sys->scheduler;
461 free( p_sys->p_sdp );
462 free( p_sys->psz_path );
464 vlc_UrlClean( &p_sys->url );
469 /*****************************************************************************
470 * Connect: connects to the RTSP server to setup the session DESCRIBE
471 *****************************************************************************/
472 static int Connect( demux_t *p_demux )
474 demux_sys_t *p_sys = p_demux->p_sys;
475 Authenticator authenticator;
476 bool b_firstpass = true;
477 char *psz_user = NULL;
478 char *psz_pwd = NULL;
479 char *psz_url = NULL;
480 char *psz_options = NULL;
483 int i_ret = VLC_SUCCESS;
486 if( p_sys->url.i_port == 0 ) p_sys->url.i_port = 554;
487 if( p_sys->url.psz_username || p_sys->url.psz_password )
490 err = asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
491 p_sys->url.i_port, p_sys->url.psz_path );
492 if( err == -1 ) return VLC_ENOMEM;
494 psz_user = strdup( p_sys->url.psz_username );
495 psz_pwd = strdup( p_sys->url.psz_password );
500 err = asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
501 if( err == -1 ) return VLC_ENOMEM;
503 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
504 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
510 if( !vlc_object_alive (p_demux) || p_demux->b_error )
518 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
519 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
521 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
522 var_CreateGetInteger( p_demux, "verbose" ) > 1,
523 "VLC media player", i_http_port ) ) == NULL )
525 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
526 p_sys->env->getResultMsg() );
533 /* Kasenna enables KeepAlive by analysing the User-Agent string.
534 * Appending _KA to the string should be enough to enable this feature,
535 * however, there is a bug where the _KA doesn't get parsed from the
536 * default User-Agent as created by VLC/Live555 code. This is probably due
537 * to spaces in the string or the string being too long. Here we override
538 * the default string with a more compact version.
540 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
542 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
546 authenticator.setUsernameAndPassword( (const char*)psz_user,
547 (const char*)psz_pwd );
549 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
552 p_sys->b_get_param = strstr( psz_options, "GET_PARAMETER" ) ? true : false ;
553 delete [] psz_options;
555 p_sdp = p_sys->rtsp->describeURL( psz_url, &authenticator,
556 var_GetBool( p_demux, "rtsp-kasenna" ) );
559 /* failure occurred */
561 const char *psz_error = p_sys->env->getResultMsg();
563 if( var_GetBool( p_demux, "rtsp-http" ) )
564 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
568 const char *psz_tmp = strstr( psz_error, "RTSP" );
570 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
574 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
577 { /* describeURL always returns an "RTSP/1.0 401 Unauthorized" the
578 * first time. This is a workaround to avoid asking for a
579 * user/passwd the first time the code passess here. */
587 msg_Dbg( p_demux, "authentication failed" );
591 psz_user = psz_pwd = NULL;
593 i_result = intf_UserLoginPassword( p_demux, _("RTSP authentication"),
594 _("Please enter a valid login name and a password."),
595 &psz_user, &psz_pwd );
596 if( i_result == DIALOG_OK_YES )
598 msg_Dbg( p_demux, "retrying with user=%s, pwd=%s",
603 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
605 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
608 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
609 var_Set( p_demux, "rtsp-http", val );
610 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
616 msg_Dbg( p_demux, "connection timeout, retrying" );
617 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
619 if( i_lefttries > 0 )
622 i_ret = VLC_EGENERIC;
625 /* malloc-ated copy */
630 free( p_sys->p_sdp );
632 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
638 /*****************************************************************************
639 * SessionsSetup: prepares the subsessions and does the SETUP
640 *****************************************************************************/
641 static int SessionsSetup( demux_t *p_demux )
643 demux_sys_t *p_sys = p_demux->p_sys;
644 MediaSubsessionIterator *iter = NULL;
645 MediaSubsession *sub = NULL;
647 bool b_rtsp_tcp = false;
649 int i_return = VLC_SUCCESS;
650 unsigned int i_buffer = 0;
651 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
653 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
654 var_GetBool( p_demux, "rtsp-http" );
655 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
657 /* Create the session from the SDP */
658 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
660 msg_Err( p_demux, "Could not create the RTSP Session: %s",
661 p_sys->env->getResultMsg() );
665 /* Initialise each media subsession */
666 iter = new MediaSubsessionIterator( *p_sys->ms );
667 while( ( sub = iter->next() ) != NULL )
672 if( !vlc_object_alive (p_demux) || p_demux->b_error )
678 /* Value taken from mplayer */
679 if( !strcmp( sub->mediumName(), "audio" ) )
681 else if( !strcmp( sub->mediumName(), "video" ) )
685 if( i_client_port != -1 )
687 sub->setClientPortNum( i_client_port );
691 if( strcasestr( sub->codecName(), "REAL" ) )
693 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
694 p_sys->b_real = true; /* This is a problem, we'll handle it later */
698 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
699 bInit = sub->initiate( 4 ); /* Constant ? */
701 bInit = sub->initiate();
705 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
706 sub->mediumName(), sub->codecName(),
707 p_sys->env->getResultMsg() );
711 if( sub->rtpSource() != NULL )
713 int fd = sub->rtpSource()->RTPgs()->socketNum();
715 /* Increase the buffer size */
717 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
719 /* Increase the RTP reorder timebuffer just a bit */
720 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
722 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
725 /* Issue the SETUP */
728 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
729 b_rtsp_tcp ? True : False,
730 ( p_sys->b_force_mcast && !b_rtsp_tcp ) ? True : False ) )
732 /* if we get an unsupported transport error, toggle TCP use and try again */
733 if( !strstr(p_sys->env->getResultMsg(), "461 Unsupported Transport")
734 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
735 b_rtsp_tcp ? False : True,
738 msg_Err( p_demux, "SETUP of'%s/%s' failed %s", sub->mediumName(),
739 sub->codecName(), p_sys->env->getResultMsg() );
745 /* Check if we will receive data from this subsession for this track */
746 if( sub->readSource() == NULL ) continue;
747 if( !p_sys->b_multicast )
749 /* Check, because we need diff. rollover behaviour for multicast */
750 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
753 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
759 tk->p_demux = p_demux;
762 tk->b_quicktime = false;
765 tk->p_out_muxed = NULL;
767 tk->b_rtcp_sync = false;
770 tk->i_buffer = 65536;
771 tk->p_buffer = (uint8_t *)malloc( 65536 );
778 /* Value taken from mplayer */
779 if( !strcmp( sub->mediumName(), "audio" ) )
781 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
782 tk->fmt.audio.i_channels = sub->numChannels();
783 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
785 if( !strcmp( sub->codecName(), "MPA" ) ||
786 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
787 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
789 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
790 tk->fmt.audio.i_rate = 0;
792 else if( !strcmp( sub->codecName(), "AC3" ) )
794 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
795 tk->fmt.audio.i_rate = 0;
797 else if( !strcmp( sub->codecName(), "L16" ) )
799 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
800 tk->fmt.audio.i_bitspersample = 16;
802 else if( !strcmp( sub->codecName(), "L8" ) )
804 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
805 tk->fmt.audio.i_bitspersample = 8;
807 else if( !strcmp( sub->codecName(), "PCMU" ) )
809 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
811 else if( !strcmp( sub->codecName(), "PCMA" ) )
813 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
815 else if( !strncmp( sub->codecName(), "G726", 4 ) )
817 tk->fmt.i_codec = VLC_FOURCC( 'g', '7', '2', '6' );
818 tk->fmt.audio.i_rate = 8000;
819 tk->fmt.audio.i_channels = 1;
820 if( !strcmp( sub->codecName()+5, "40" ) )
821 tk->fmt.i_bitrate = 40000;
822 else if( !strcmp( sub->codecName()+5, "32" ) )
823 tk->fmt.i_bitrate = 32000;
824 else if( !strcmp( sub->codecName()+5, "24" ) )
825 tk->fmt.i_bitrate = 24000;
826 else if( !strcmp( sub->codecName()+5, "16" ) )
827 tk->fmt.i_bitrate = 16000;
829 else if( !strcmp( sub->codecName(), "AMR" ) )
831 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
833 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
835 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
837 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
839 unsigned int i_extra;
842 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
844 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
847 tk->fmt.i_extra = i_extra;
848 tk->fmt.p_extra = malloc( i_extra );
849 memcpy( tk->fmt.p_extra, p_extra, i_extra );
852 /* Because the "faad" decoder does not handle the LATM data length field
853 at the start of each returned LATM frame, tell the RTP source to omit it. */
854 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
856 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
858 unsigned int i_extra;
861 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
863 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
866 tk->fmt.i_extra = i_extra;
867 tk->fmt.p_extra = malloc( i_extra );
868 memcpy( tk->fmt.p_extra, p_extra, i_extra );
872 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
875 if( p_sys->p_out_asf == NULL )
876 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
879 else if( !strcmp( sub->codecName(), "X-QT" ) ||
880 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
882 tk->b_quicktime = true;
884 else if( !strcmp( sub->codecName(), "SPEEX" ) )
886 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
887 if ( sub->rtpTimestampFrequency() )
888 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
891 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
892 tk->fmt.audio.i_rate = 8000;
896 else if( !strcmp( sub->mediumName(), "video" ) )
898 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
899 if( !strcmp( sub->codecName(), "MPV" ) )
901 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
903 else if( !strcmp( sub->codecName(), "H263" ) ||
904 !strcmp( sub->codecName(), "H263-1998" ) ||
905 !strcmp( sub->codecName(), "H263-2000" ) )
907 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
909 else if( !strcmp( sub->codecName(), "H261" ) )
911 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
913 else if( !strcmp( sub->codecName(), "H264" ) )
915 unsigned int i_extra = 0;
916 uint8_t *p_extra = NULL;
918 tk->fmt.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
919 tk->fmt.b_packetized = false;
921 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
924 tk->fmt.i_extra = i_extra;
925 tk->fmt.p_extra = malloc( i_extra );
926 memcpy( tk->fmt.p_extra, p_extra, i_extra );
931 else if( !strcmp( sub->codecName(), "JPEG" ) )
933 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
935 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
937 unsigned int i_extra;
940 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
942 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
945 tk->fmt.i_extra = i_extra;
946 tk->fmt.p_extra = malloc( i_extra );
947 memcpy( tk->fmt.p_extra, p_extra, i_extra );
951 else if( !strcmp( sub->codecName(), "X-QT" ) ||
952 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
953 !strcmp( sub->codecName(), "X-QDM" ) ||
954 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
955 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
957 tk->b_quicktime = true;
959 else if( !strcmp( sub->codecName(), "MP2T" ) )
962 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
964 else if( !strcmp( sub->codecName(), "MP2P" ) ||
965 !strcmp( sub->codecName(), "MP1S" ) )
968 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
971 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
974 if( p_sys->p_out_asf == NULL )
975 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
980 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
982 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
985 if( sub->rtcpInstance() != NULL )
987 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
990 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
993 p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
994 p_sys->track[p_sys->i_track++] = tk;
999 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1000 es_format_Clean( &tk->fmt );
1006 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1008 /* Retrieve the starttime if possible */
1009 p_sys->i_npt_start = p_sys->ms->playStartTime();
1011 /* Retrieve the duration if possible */
1012 p_sys->i_npt_length = p_sys->ms->playEndTime();
1014 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1018 /*****************************************************************************
1019 * Play: starts the actual playback of the stream
1020 *****************************************************************************/
1021 static int Play( demux_t *p_demux )
1023 demux_sys_t *p_sys = p_demux->p_sys;
1029 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1031 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1032 return VLC_EGENERIC;
1035 /* Retrieve the timeout value and set up a timeout prevention thread */
1036 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1037 if( p_sys->i_timeout <= 0 )
1038 p_sys->i_timeout = 60; /* default value from RFC2326 */
1040 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1041 if( !p_sys->p_timeout && p_sys->b_get_param )
1043 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1044 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1045 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1046 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1047 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1049 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1050 free( p_sys->p_timeout );
1051 p_sys->p_timeout = NULL;
1053 msg_Dbg( p_demux, "spawned timeout thread" );
1058 /* Retrieve the starttime if possible */
1059 p_sys->i_npt_start = p_sys->ms->playStartTime();
1060 p_sys->i_npt_length = p_sys->ms->playEndTime();
1062 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1067 /*****************************************************************************
1069 *****************************************************************************/
1070 static int Demux( demux_t *p_demux )
1072 demux_sys_t *p_sys = p_demux->p_sys;
1075 bool b_send_pcr = true;
1079 /* Check if we need to send the server a Keep-A-Live signal */
1080 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1082 char *psz_bye = NULL;
1083 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1084 p_sys->b_timeout_call = false;
1087 for( i = 0; i < p_sys->i_track; i++ )
1089 live_track_t *tk = p_sys->track[i];
1091 if( tk->b_asf || tk->b_muxed )
1098 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1104 if( p_sys->i_pcr > 0 )
1107 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
1110 /* First warn we want to read data */
1112 for( i = 0; i < p_sys->i_track; i++ )
1114 live_track_t *tk = p_sys->track[i];
1116 if( tk->waiting == 0 )
1119 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1120 StreamRead, tk, StreamClose, tk );
1123 /* Create a task that will be called if we wait more than 300ms */
1124 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1127 p_sys->scheduler->doEventLoop( &p_sys->event );
1129 /* remove the task */
1130 p_sys->scheduler->unscheduleDelayedTask( task );
1132 /* Check for gap in pts value */
1133 for( i = 0; i < p_sys->i_track; i++ )
1135 live_track_t *tk = p_sys->track[i];
1137 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1138 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1140 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1142 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1143 tk->b_rtcp_sync = true;
1153 if( p_sys->b_multicast && p_sys->b_no_data &&
1154 ( p_sys->i_no_data_ti > 120 ) )
1156 /* FIXME Make this configurable
1157 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1161 else if( !p_sys->b_multicast && p_sys->b_no_data &&
1162 ( p_sys->i_no_data_ti > 34 ) )
1164 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1165 var_GetBool( p_demux, "rtsp-http" );
1167 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1169 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1170 if( RollOverTcp( p_demux ) )
1172 msg_Err( p_demux, "TCP rollover failed, aborting" );
1177 msg_Err( p_demux, "no data received in 10s, aborting" );
1180 else if( !p_sys->b_multicast && p_sys->i_no_data_ti > 34 )
1183 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1186 return p_demux->b_error ? 0 : 1;
1189 /*****************************************************************************
1191 *****************************************************************************/
1192 static int Control( demux_t *p_demux, int i_query, va_list args )
1194 demux_sys_t *p_sys = p_demux->p_sys;
1197 bool *pb, *pb2, b_bool;
1202 case DEMUX_GET_TIME:
1203 pi64 = (int64_t*)va_arg( args, int64_t * );
1204 if( p_sys->i_npt > 0 )
1206 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1209 return VLC_EGENERIC;
1211 case DEMUX_GET_LENGTH:
1212 pi64 = (int64_t*)va_arg( args, int64_t * );
1213 if( p_sys->i_npt_length > 0 )
1215 *pi64 = p_sys->i_npt_length * 1000000.0;
1218 return VLC_EGENERIC;
1220 case DEMUX_GET_POSITION:
1221 pf = (double*)va_arg( args, double* );
1222 if( p_sys->i_npt_length > 0 && p_sys->i_npt > 0)
1224 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1227 return VLC_EGENERIC;
1229 case DEMUX_SET_POSITION:
1230 case DEMUX_SET_TIME:
1231 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1236 if( i_query == DEMUX_SET_TIME && p_sys->i_npt > 0 )
1238 i64 = (int64_t)va_arg( args, int64_t );
1239 time = (float)((double)i64 / (double)1000000.0); /* in second */
1241 else if( i_query == DEMUX_SET_TIME )
1242 return VLC_EGENERIC;
1245 f = (double)va_arg( args, double );
1246 time = f * (double)p_sys->i_npt_length; /* in second */
1249 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1251 msg_Err( p_demux, "PLAY failed %s",
1252 p_sys->env->getResultMsg() );
1253 return VLC_EGENERIC;
1257 /* Retrieve RTP-Info values */
1258 for( i = 0; i < p_sys->i_track; i++ )
1260 p_sys->track[i]->b_rtcp_sync = false;
1261 p_sys->track[i]->i_pts = 0;
1264 /* Retrieve the starttime if possible */
1265 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1267 /* Retrieve the duration if possible */
1268 p_sys->i_npt_length = p_sys->ms->playEndTime();
1270 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1273 return VLC_EGENERIC;
1275 /* Special for access_demux */
1276 case DEMUX_CAN_PAUSE:
1277 case DEMUX_CAN_SEEK:
1278 pb = (bool*)va_arg( args, bool * );
1279 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1280 /* Not always true, but will be handled in SET_PAUSE_STATE */
1286 case DEMUX_CAN_CONTROL_PACE:
1287 pb = (bool*)va_arg( args, bool * );
1289 #if 1 /* Disable for now until we have a clock synchro algo
1290 * which works with something else than MPEG over UDP */
1298 case DEMUX_CAN_CONTROL_RATE:
1299 pb = (bool*)va_arg( args, bool * );
1300 pb2 = (bool*)va_arg( args, bool * );
1302 *pb = p_sys->rtsp != NULL && p_sys->i_npt_length > 0 && !var_GetBool( p_demux, "rtsp-kasenna" );
1306 case DEMUX_SET_RATE:
1310 if( !p_sys->rtsp || p_sys->i_npt_length <= 0 || var_GetBool( p_demux, "rtsp-kasenna" ) )
1311 return VLC_EGENERIC;
1313 /* TODO we might want to ensure that the new rate is different from
1314 * old rate after playMediaSession...
1315 * I have no idea how the server map the requested rate to the
1318 * current is x2 we request x1.5 if the server return x2 we will
1319 * never succeed to return to x1.
1320 * In this case we should retry with a lower rate until we have
1324 pi_int = (int*)va_arg( args, int * );
1325 f_scale = (double)INPUT_RATE_DEFAULT / (*p_int);
1327 /* Passing -1 for the start and end time will mean liveMedia won't
1328 * create a Range: section for the RTSP message. The server should
1329 * pick up from the current position */
1330 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1332 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1333 p_sys->env->getResultMsg() );
1334 return VLC_EGENERIC;
1336 /* ReSync the stream */
1337 p_sys->i_npt_start = 0;
1341 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() + 0.5 );
1346 case DEMUX_SET_PAUSE_STATE:
1350 b_bool = (bool)va_arg( args, int );
1351 if( p_sys->rtsp == NULL )
1352 return VLC_EGENERIC;
1355 if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1356 ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1359 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1360 return VLC_EGENERIC;
1363 /* When we Pause, we'll need the TimeoutPrevention thread to
1364 * handle sending the "Keep Alive" message to the server.
1365 * Unfortunately Live555 isn't thread safe and so can't
1366 * do this normally while the main Demux thread is handling
1367 * a live stream. We end up with the Timeout thread blocking
1368 * waiting for a response from the server. So when we PAUSE
1369 * we set a flag that the TimeoutPrevention function will check
1370 * and if it's set, it will trigger the GET_PARAMETER message */
1371 if( b_bool && p_sys->p_timeout != NULL )
1372 p_sys->p_timeout->b_handle_keep_alive = true;
1373 else if( !b_bool && p_sys->p_timeout != NULL )
1374 p_sys->p_timeout->b_handle_keep_alive = false;
1376 for( i = 0; !b_bool && i < p_sys->i_track; i++ )
1378 live_track_t *tk = p_sys->track[i];
1379 tk->b_rtcp_sync = false;
1382 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1385 /* Retrieve the starttime if possible */
1386 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1388 /* Retrieve the duration if possible */
1389 p_sys->i_npt_length = p_sys->ms->playEndTime();
1391 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1394 case DEMUX_GET_TITLE_INFO:
1395 case DEMUX_SET_TITLE:
1396 case DEMUX_SET_SEEKPOINT:
1397 return VLC_EGENERIC;
1399 case DEMUX_GET_PTS_DELAY:
1400 pi64 = (int64_t*)va_arg( args, int64_t * );
1401 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1405 return VLC_EGENERIC;
1409 /*****************************************************************************
1410 * RollOverTcp: reopen the rtsp into TCP mode
1411 * XXX: ugly, a lot of code are duplicated from Open()
1412 * This should REALLY be fixed
1413 *****************************************************************************/
1414 static int RollOverTcp( demux_t *p_demux )
1416 demux_sys_t *p_sys = p_demux->p_sys;
1419 var_SetBool( p_demux, "rtsp-tcp", true );
1421 /* We close the old RTSP session */
1422 for( i = 0; i < p_sys->i_track; i++ )
1424 live_track_t *tk = p_sys->track[i];
1426 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
1427 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1428 es_format_Clean( &tk->fmt );
1429 free( tk->p_buffer );
1432 if( p_sys->i_track ) free( p_sys->track );
1433 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
1435 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1436 Medium::close( p_sys->ms );
1437 RTSPClient::close( p_sys->rtsp );
1441 p_sys->track = NULL;
1444 /* Reopen rtsp client */
1445 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1447 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1452 if( p_sys->p_sdp == NULL )
1454 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1458 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1460 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1464 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1470 return VLC_EGENERIC;
1474 /*****************************************************************************
1476 *****************************************************************************/
1477 static void StreamRead( void *p_private, unsigned int i_size,
1478 unsigned int i_truncated_bytes, struct timeval pts,
1479 unsigned int duration )
1481 live_track_t *tk = (live_track_t*)p_private;
1482 demux_t *p_demux = tk->p_demux;
1483 demux_sys_t *p_sys = p_demux->p_sys;
1486 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1488 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1489 (int64_t)pts.tv_usec;
1491 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1492 i_pts &= INT64_C(0x00ffffffffffffff);
1494 /* Retrieve NPT for this pts */
1495 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1497 if( tk->b_quicktime && tk->p_es == NULL )
1499 QuickTimeGenericRTPSource *qtRTPSource =
1500 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1501 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1502 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1504 if( tk->fmt.i_cat == VIDEO_ES ) {
1505 if( qtState.sdAtomSize < 16 + 32 )
1508 p_sys->event = 0xff;
1512 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1513 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1514 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1516 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1518 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1519 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1520 + qtRTPSource->qtState.sdAtomSize;
1521 while (pos+8 < endpos) {
1522 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1523 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1524 if( memcmp(pos+4, "avcC", 4) == 0 &&
1526 atomLength <= INT_MAX )
1528 tk->fmt.i_extra = atomLength-8;
1529 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1530 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1538 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1539 tk->fmt.p_extra = malloc( tk->fmt.i_extra );
1540 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1544 if( qtState.sdAtomSize < 4 )
1547 p_sys->event = 0xff;
1551 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1553 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1557 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1559 pts.tv_sec * 1000000LL + pts.tv_usec );
1562 /* grow buffer if it looks like buffer is too small, but don't eat
1563 * up all the memory on strange streams */
1564 if( i_truncated_bytes > 0 && tk->i_buffer < 2000000 )
1567 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1568 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1570 p_tmp = realloc( tk->p_buffer, tk->i_buffer );
1573 msg_Warn( p_demux, "realloc failed" );
1577 tk->p_buffer = (uint8_t*)p_tmp;
1580 if( i_size > tk->i_buffer )
1582 msg_Warn( p_demux, "buffer overflow" );
1584 /* FIXME could i_size be > buffer size ? */
1585 if( tk->fmt.i_codec == VLC_FOURCC('s','a','m','r') ||
1586 tk->fmt.i_codec == VLC_FOURCC('s','a','w','b') )
1588 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1590 p_block = block_New( p_demux, i_size + 1 );
1591 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1592 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1594 else if( tk->fmt.i_codec == VLC_FOURCC('H','2','6','1') )
1596 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1597 uint32_t header = h261Source->lastSpecialHeader();
1598 p_block = block_New( p_demux, i_size + 4 );
1599 memcpy( p_block->p_buffer, &header, 4 );
1600 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1602 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1603 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1605 else if( tk->fmt.i_codec == VLC_FOURCC('h','2','6','4') )
1607 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1608 msg_Warn( p_demux, "unsupported NAL type for H264" );
1610 /* Normal NAL type */
1611 p_block = block_New( p_demux, i_size + 4 );
1612 p_block->p_buffer[0] = 0x00;
1613 p_block->p_buffer[1] = 0x00;
1614 p_block->p_buffer[2] = 0x00;
1615 p_block->p_buffer[3] = 0x01;
1616 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1618 else if( tk->b_asf )
1620 int i_copy = __MIN( p_sys->asfh.i_min_data_packet_size, (int)i_size );
1621 p_block = block_New( p_demux, p_sys->asfh.i_min_data_packet_size );
1623 memcpy( p_block->p_buffer, tk->p_buffer, i_copy );
1627 p_block = block_New( p_demux, i_size );
1628 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1631 if( p_sys->i_pcr < i_pts )
1633 p_sys->i_pcr = i_pts;
1636 if( (i_pts != tk->i_pts) && (!tk->b_muxed) )
1638 p_block->i_pts = i_pts;
1641 /* Update our global npt value */
1642 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1643 p_sys->i_npt = tk->i_npt;
1647 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1648 p_block->i_dts = ( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', 'g', 'v' ) ) ? 0 : i_pts;
1653 stream_DemuxSend( tk->p_out_muxed, p_block );
1655 else if( tk->b_asf )
1657 stream_DemuxSend( p_sys->p_out_asf, p_block );
1661 es_out_Send( p_demux->out, tk->p_es, p_block );
1664 /* warn that's ok */
1665 p_sys->event = 0xff;
1667 /* we have read data */
1669 p_demux->p_sys->b_no_data = false;
1670 p_demux->p_sys->i_no_data_ti = 0;
1672 if( i_pts > 0 && !tk->b_muxed )
1678 /*****************************************************************************
1680 *****************************************************************************/
1681 static void StreamClose( void *p_private )
1683 live_track_t *tk = (live_track_t*)p_private;
1684 demux_t *p_demux = tk->p_demux;
1685 demux_sys_t *p_sys = p_demux->p_sys;
1687 msg_Dbg( p_demux, "StreamClose" );
1689 p_sys->event = 0xff;
1690 p_demux->b_error = true;
1694 /*****************************************************************************
1696 *****************************************************************************/
1697 static void TaskInterrupt( void *p_private )
1699 demux_t *p_demux = (demux_t*)p_private;
1701 p_demux->p_sys->i_no_data_ti++;
1704 p_demux->p_sys->event = 0xff;
1707 /*****************************************************************************
1709 *****************************************************************************/
1710 static void* TimeoutPrevention( void *p_data )
1712 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1716 /* Voodoo (= no) thread safety here! *Ahem* */
1717 if( p_timeout->b_handle_keep_alive )
1719 char *psz_bye = NULL;
1720 int canc = vlc_savecancel ();
1722 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1723 vlc_restorecancel (canc);
1725 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1727 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1729 assert(0); /* dead code */
1732 /*****************************************************************************
1734 *****************************************************************************/
1735 static int b64_decode( char *dest, char *src );
1737 static int ParseASF( demux_t *p_demux )
1739 demux_sys_t *p_sys = p_demux->p_sys;
1741 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1742 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1746 /* Parse the asf header */
1747 if( psz_asf == NULL )
1748 return VLC_EGENERIC;
1750 psz_asf += strlen( psz_marker );
1751 psz_asf = strdup( psz_asf ); /* Duplicate it */
1752 psz_end = strchr( psz_asf, '\n' );
1754 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1757 if( psz_asf >= psz_end )
1760 return VLC_EGENERIC;
1763 /* Always smaller */
1764 p_header = block_New( p_demux, psz_end - psz_asf );
1765 p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1766 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1767 if( p_header->i_buffer <= 0 )
1770 return VLC_EGENERIC;
1773 /* Parse it to get packet size */
1774 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1776 /* Send it to demuxer */
1777 stream_DemuxSend( p_sys->p_out_asf, p_header );
1784 static unsigned char* parseH264ConfigStr( char const* configStr,
1785 unsigned int& configSize )
1788 int i, i_records = 1;
1793 if( configStr == NULL || *configStr == '\0' )
1796 psz = dup = strdup( configStr );
1798 /* Count the number of comma's */
1799 for( psz = dup; *psz != '\0'; ++psz )
1808 unsigned char *cfg = new unsigned char[5 * strlen(dup)];
1810 for( i = 0; i < i_records; i++ )
1812 cfg[configSize++] = 0x00;
1813 cfg[configSize++] = 0x00;
1814 cfg[configSize++] = 0x00;
1815 cfg[configSize++] = 0x01;
1817 configSize += b64_decode( (char*)&cfg[configSize], psz );
1818 psz += strlen(psz)+1;
1825 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1826 static int b64_decode( char *dest, char *src )
1828 const char *dest_start = dest;
1832 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 00-0F */
1833 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 10-1F */
1834 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63, /* 20-2F */
1835 52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1, /* 30-3F */
1836 -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, /* 40-4F */
1837 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1, /* 50-5F */
1838 -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40, /* 60-6F */
1839 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1, /* 70-7F */
1840 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 80-8F */
1841 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 90-9F */
1842 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* A0-AF */
1843 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* B0-BF */
1844 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* C0-CF */
1845 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* D0-DF */
1846 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* E0-EF */
1847 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 /* F0-FF */
1850 for( i_level = 0; *src != '\0'; src++ )
1854 c = b64[(unsigned int)*src];
1866 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1870 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1874 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1882 return dest - dest_start;