1 /*****************************************************************************
2 * live555.cpp : LIVE555 Streaming Media support.
3 *****************************************************************************
4 * Copyright (C) 2003-2007 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Derk-Jan Hartman <hartman at videolan. org>
9 * Derk-Jan Hartman <djhartman at m2x .dot. nl> for M2X
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License along
22 * with this program; if not, write to the Free Software Foundation, Inc.,
23 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
31 * Note: config.h may include inttypes.h, so make sure we define this option
33 #define __STDC_CONSTANT_MACROS 1
41 #include <vlc_common.h>
42 #include <vlc_plugin.h>
43 #include <vlc_input.h>
44 #include <vlc_demux.h>
45 #include <vlc_dialog.h>
47 #include <vlc_strings.h>
55 # include <winsock2.h>
58 #include <UsageEnvironment.hh>
59 #include <BasicUsageEnvironment.hh>
60 #include <GroupsockHelper.hh>
61 #include <liveMedia.hh>
64 #include "../access/mms/asf.h" /* Who said ugly ? */
69 /*****************************************************************************
71 *****************************************************************************/
72 static int Open ( vlc_object_t * );
73 static void Close( vlc_object_t * );
75 #define CACHING_TEXT N_("Caching value (ms)")
76 #define CACHING_LONGTEXT N_( \
77 "Allows you to modify the default caching value for RTSP streams. This " \
78 "value should be set in millisecond units." )
80 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
81 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and nonstandard " \
82 "dialect of RTSP. With this parameter VLC will try this dialect, but "\
83 "then it cannot connect to normal RTSP servers." )
85 #define WMSERVER_TEXT N_("WMServer RTSP dialect")
86 #define WMSERVER_LONGTEXT N_("WMServer uses an unstandard dialect " \
87 "of RTSP. Selecting this parameter will tell VLC to assume some " \
88 "options contrary to RFC 2326 guidelines.")
90 #define USER_TEXT N_("RTSP user name")
91 #define USER_LONGTEXT N_("Sets the username for the connection, " \
92 "if no username or password are set in the url.")
93 #define PASS_TEXT N_("RTSP password")
94 #define PASS_LONGTEXT N_("Sets the password for the connection, " \
95 "if no username or password are set in the url.")
98 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
99 set_capability( "demux", 50 )
100 set_shortname( "RTP/RTSP")
101 set_callbacks( Open, Close )
102 add_shortcut( "live", "livedotcom" )
103 set_category( CAT_INPUT )
104 set_subcategory( SUBCAT_INPUT_DEMUX )
107 set_description( N_("RTSP/RTP access and demux") )
108 add_shortcut( "rtsp", "pnm", "sdp", "live", "livedotcom" )
109 set_capability( "access_demux", 0 )
110 set_callbacks( Open, Close )
111 add_bool( "rtsp-tcp", false, NULL,
112 N_("Use RTP over RTSP (TCP)"),
113 N_("Use RTP over RTSP (TCP)"), true )
115 add_integer( "rtp-client-port", -1, NULL,
117 N_("Port to use for the RTP source of the session"), true )
118 add_bool( "rtsp-mcast", false, NULL,
119 N_("Force multicast RTP via RTSP"),
120 N_("Force multicast RTP via RTSP"), true )
122 add_bool( "rtsp-http", false, NULL,
123 N_("Tunnel RTSP and RTP over HTTP"),
124 N_("Tunnel RTSP and RTP over HTTP"), true )
126 add_integer( "rtsp-http-port", 80, NULL,
127 N_("HTTP tunnel port"),
128 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
130 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
131 CACHING_TEXT, CACHING_LONGTEXT, true )
133 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
134 KASENNA_LONGTEXT, true )
136 add_bool( "rtsp-wmserver", false, NULL, WMSERVER_TEXT,
137 WMSERVER_LONGTEXT, true)
139 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
140 USER_LONGTEXT, true )
142 add_password( "rtsp-pwd", NULL, NULL, PASS_TEXT,
143 PASS_LONGTEXT, true )
148 /*****************************************************************************
150 *****************************************************************************/
155 MediaSubsession *sub;
163 block_t *p_asf_block;
164 bool b_discard_trunc;
165 stream_t *p_out_muxed; /* for muxed stream */
168 unsigned int i_buffer;
177 struct timeout_thread_t
181 bool b_handle_keep_alive;
186 char *p_sdp; /* XXX mallocated */
187 char *psz_path; /* URL-encoded path */
191 TaskScheduler *scheduler;
192 UsageEnvironment *env ;
197 live_track_t **track; /* XXX mallocated */
205 int64_t i_pcr; /* The clock */
210 /* timeout thread information */
211 int i_timeout; /* session timeout value in seconds */
212 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
213 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
217 bool b_multicast; /* if one of the tracks is multicasted */
218 bool b_no_data; /* if we never received any data */
219 int i_no_data_ti; /* consecutive number of TaskInterrupt */
223 bool b_get_param; /* Does the server support GET_PARAMETER */
224 bool b_paused; /* Are we paused? */
227 float f_seek_request;/* In case we receive a seek request while paused*/
230 static int Demux ( demux_t * );
231 static int Control( demux_t *, int, va_list );
233 static int Connect ( demux_t * );
234 static int SessionsSetup( demux_t * );
235 static int Play ( demux_t *);
236 static int ParseASF ( demux_t * );
237 static int RollOverTcp ( demux_t * );
239 static void StreamRead ( void *, unsigned int, unsigned int,
240 struct timeval, unsigned int );
241 static void StreamClose ( void * );
242 static void TaskInterrupt( void * );
244 static void* TimeoutPrevention( void * );
246 static unsigned char* parseH264ConfigStr( char const* configStr,
247 unsigned int& configSize );
249 /*****************************************************************************
251 *****************************************************************************/
252 static int Open ( vlc_object_t *p_this )
254 demux_t *p_demux = (demux_t*)p_this;
255 demux_sys_t *p_sys = NULL;
258 int i_error = VLC_EGENERIC;
262 /* See if it looks like a SDP
263 v, o, s fields are mandatory and in this order */
264 const uint8_t *p_peek;
265 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
267 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
268 memcmp( p_peek, "v=0\n", 4 ) &&
269 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
274 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
276 p_demux->pf_demux = Demux;
277 p_demux->pf_control= Control;
278 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
279 if( !p_sys ) return VLC_ENOMEM;
282 p_sys->scheduler = NULL;
290 p_sys->i_npt_start = 0.;
291 p_sys->i_npt_length = 0.;
292 p_sys->p_out_asf = NULL;
293 p_sys->b_no_data = true;
294 p_sys->i_no_data_ti = 0;
295 p_sys->p_timeout = NULL;
296 p_sys->i_timeout = 0;
297 p_sys->b_timeout_call = false;
298 p_sys->b_multicast = false;
299 p_sys->b_real = false;
300 p_sys->psz_path = strdup( p_demux->psz_path );
301 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
302 p_sys->b_get_param = false;
303 p_sys->b_paused = false;
304 p_sys->f_seek_request = -1;
305 p_sys->b_error = false;
307 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
308 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
310 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
312 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
315 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
317 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
321 if( strcasecmp( p_demux->psz_access, "sdp" ) )
323 char *p = p_sys->psz_path;
324 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
327 if( p_demux->s != NULL )
329 /* Gather the complete sdp file */
331 int i_sdp_max = 1000;
332 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
336 i_error = VLC_ENOMEM;
342 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
343 i_sdp_max - i_sdp - 1 );
345 if( !vlc_object_alive (p_demux) )
353 msg_Err( p_demux, "failed to read SDP" );
360 if( i_read < i_sdp_max - i_sdp - 1 )
367 p_sdp = (uint8_t*)xrealloc( p_sdp, i_sdp_max );
369 p_sys->p_sdp = (char*)p_sdp;
371 else if( ( p_demux->s == NULL ) &&
372 !strcasecmp( p_demux->psz_access, "sdp" ) )
374 /* sdp:// link from SAP */
375 p_sys->p_sdp = strdup( p_sys->psz_path );
377 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
379 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
383 if( p_sys->p_sdp == NULL )
385 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
386 i_error = VLC_ENOMEM;
390 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
392 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
396 if( p_sys->b_real ) goto error;
398 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
401 if( p_sys->p_out_asf && ParseASF( p_demux ) )
403 msg_Err( p_demux, "cannot find a usable asf header" );
404 /* TODO Clean tracks */
408 if( p_sys->i_track <= 0 )
418 /*****************************************************************************
420 *****************************************************************************/
421 static void Close( vlc_object_t *p_this )
423 demux_t *p_demux = (demux_t*)p_this;
424 demux_sys_t *p_sys = p_demux->p_sys;
426 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
427 if( p_sys->ms ) Medium::close( p_sys->ms );
428 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
429 if( p_sys->env ) p_sys->env->reclaim();
431 for( int i = 0; i < p_sys->i_track; i++ )
433 live_track_t *tk = p_sys->track[i];
435 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
436 es_format_Clean( &tk->fmt );
437 free( tk->p_buffer );
441 if( p_sys->i_track ) free( p_sys->track );
442 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
443 if( p_sys->p_timeout )
445 vlc_cancel( p_sys->p_timeout->handle );
446 vlc_join( p_sys->p_timeout->handle, NULL );
447 free( p_sys->p_timeout );
449 delete p_sys->scheduler;
450 free( p_sys->p_sdp );
451 free( p_sys->psz_path );
453 vlc_UrlClean( &p_sys->url );
458 static inline const char *strempty( const char *s ) { return s?s:""; }
459 static inline Boolean toBool( bool b ) { return b?True:False; } // silly, no?
461 /*****************************************************************************
462 * Connect: connects to the RTSP server to setup the session DESCRIBE
463 *****************************************************************************/
464 static int Connect( demux_t *p_demux )
466 demux_sys_t *p_sys = p_demux->p_sys;
467 Authenticator authenticator;
468 char *psz_user = NULL;
469 char *psz_pwd = NULL;
470 char *psz_url = NULL;
471 char *psz_options = NULL;
474 int i_ret = VLC_SUCCESS;
476 /* Get the user name and password */
477 if( p_sys->url.psz_username || p_sys->url.psz_password )
479 /* Create the URL by stripping away the username/password part */
480 if( p_sys->url.i_port == 0 )
481 p_sys->url.i_port = 554;
482 if( asprintf( &psz_url, "rtsp://%s:%d%s",
483 strempty( p_sys->url.psz_host ),
485 strempty( p_sys->url.psz_path ) ) == -1 )
488 psz_user = strdup( strempty( p_sys->url.psz_username ) );
489 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
493 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
496 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
497 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
501 if( !vlc_object_alive (p_demux) )
503 i_ret = VLC_EGENERIC;
507 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
508 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
510 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
511 var_CreateGetInteger( p_demux, "verbose" ) > 1,
512 "LibVLC/"VERSION, i_http_port ) ) == NULL )
514 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
515 p_sys->env->getResultMsg() );
516 i_ret = VLC_EGENERIC;
520 /* Kasenna enables KeepAlive by analysing the User-Agent string.
521 * Appending _KA to the string should be enough to enable this feature,
522 * however, there is a bug where the _KA doesn't get parsed from the
523 * default User-Agent as created by VLC/Live555 code. This is probably due
524 * to spaces in the string or the string being too long. Here we override
525 * the default string with a more compact version.
527 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
529 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
533 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
536 { /* i_timeout hack scope */
537 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
538 const int i_timeout = var_CreateGetInteger(p_demux, "ipv4-timeout") / 1000;
539 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
540 &authenticator, i_timeout );
542 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
545 if( psz_options == NULL && authenticator.realm() != NULL )
547 // try again, with the realm set this time
548 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
549 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
550 &authenticator, i_timeout );
552 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
557 p_sys->b_get_param = (bool)strstr( psz_options, "GET_PARAMETER" );
558 delete [] psz_options;
560 if( var_CreateGetBool( p_demux, "rtsp-wmserver" ) )
561 p_sys->b_get_param = true;
563 #if LIVEMEDIA_LIBRARY_VERSION_INT >= 1223337600
564 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, psz_user, psz_pwd,
565 var_GetBool( p_demux, "rtsp-kasenna" ), i_timeout );
567 p_sdp = p_sys->rtsp->describeWithPassword( psz_url, psz_user, psz_pwd,
568 var_GetBool( p_demux, "rtsp-kasenna" ) );
570 } /* i_timeout scope end */
574 /* failure occurred */
576 const char *psz_error = p_sys->env->getResultMsg();
578 if( var_GetBool( p_demux, "rtsp-http" ) )
579 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
583 const char *psz_tmp = strstr( psz_error, "RTSP" );
585 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
589 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
593 msg_Dbg( p_demux, "authentication failed" );
597 dialog_Login( p_demux, &psz_user, &psz_pwd,
598 _("RTSP authentication"), "%s",
599 _("Please enter a valid login name and a password.") );
600 if( psz_user != NULL && psz_pwd != NULL )
602 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
606 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
608 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
609 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
610 var_SetBool( p_demux, "rtsp-http", true );
611 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
617 msg_Dbg( p_demux, "connection timeout" );
618 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
621 i_ret = VLC_EGENERIC;
624 free( p_sys->p_sdp );
626 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
630 /* malloc-ated copy */
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) )
678 /* Value taken from mplayer */
679 if( !strcmp( sub->mediumName(), "audio" ) )
681 else if( !strcmp( sub->mediumName(), "video" ) )
683 else if( !strcmp( sub->mediumName(), "text" ) )
687 if( i_client_port != -1 )
689 sub->setClientPortNum( i_client_port );
693 if( strcasestr( sub->codecName(), "REAL" ) )
695 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
696 p_sys->b_real = true; /* This is a problem, we'll handle it later */
700 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
701 bInit = sub->initiate( 0 );
703 bInit = sub->initiate();
707 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
708 sub->mediumName(), sub->codecName(),
709 p_sys->env->getResultMsg() );
713 if( sub->rtpSource() != NULL )
715 int fd = sub->rtpSource()->RTPgs()->socketNum();
717 /* Increase the buffer size */
719 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
721 /* Increase the RTP reorder timebuffer just a bit */
722 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
724 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
727 /* Issue the SETUP */
730 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
731 toBool( b_rtsp_tcp ),
732 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) ) )
734 /* if we get an unsupported transport error, toggle TCP
735 * use and try again */
736 if( !strstr(p_sys->env->getResultMsg(),
737 "461 Unsupported Transport")
738 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
739 toBool( b_rtsp_tcp ), False ) )
741 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
742 sub->mediumName(), sub->codecName(),
743 p_sys->env->getResultMsg() );
749 /* Check if we will receive data from this subsession for
751 if( sub->readSource() == NULL ) continue;
752 if( !p_sys->b_multicast )
754 /* We need different rollover behaviour for multicast */
755 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
758 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
764 tk->p_demux = p_demux;
767 tk->b_quicktime = false;
769 tk->p_asf_block = NULL;
771 tk->b_discard_trunc = false;
772 tk->p_out_muxed = NULL;
774 tk->b_rtcp_sync = false;
775 tk->i_pts = VLC_TS_INVALID;
777 tk->i_buffer = 65536;
778 tk->p_buffer = (uint8_t *)malloc( 65536 );
786 /* Value taken from mplayer */
787 if( !strcmp( sub->mediumName(), "audio" ) )
789 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
790 tk->fmt.audio.i_channels = sub->numChannels();
791 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
793 if( !strcmp( sub->codecName(), "MPA" ) ||
794 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
795 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
797 tk->fmt.i_codec = VLC_CODEC_MPGA;
798 tk->fmt.audio.i_rate = 0;
800 else if( !strcmp( sub->codecName(), "AC3" ) )
802 tk->fmt.i_codec = VLC_CODEC_A52;
803 tk->fmt.audio.i_rate = 0;
805 else if( !strcmp( sub->codecName(), "L16" ) )
807 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
808 tk->fmt.audio.i_bitspersample = 16;
810 else if( !strcmp( sub->codecName(), "L8" ) )
812 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
813 tk->fmt.audio.i_bitspersample = 8;
815 else if( !strcmp( sub->codecName(), "PCMU" ) )
817 tk->fmt.i_codec = VLC_CODEC_MULAW;
819 else if( !strcmp( sub->codecName(), "PCMA" ) )
821 tk->fmt.i_codec = VLC_CODEC_ALAW;
823 else if( !strncmp( sub->codecName(), "G726", 4 ) )
825 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
826 tk->fmt.audio.i_rate = 8000;
827 tk->fmt.audio.i_channels = 1;
828 if( !strcmp( sub->codecName()+5, "40" ) )
829 tk->fmt.i_bitrate = 40000;
830 else if( !strcmp( sub->codecName()+5, "32" ) )
831 tk->fmt.i_bitrate = 32000;
832 else if( !strcmp( sub->codecName()+5, "24" ) )
833 tk->fmt.i_bitrate = 24000;
834 else if( !strcmp( sub->codecName()+5, "16" ) )
835 tk->fmt.i_bitrate = 16000;
837 else if( !strcmp( sub->codecName(), "AMR" ) )
839 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
841 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
843 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
845 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
847 unsigned int i_extra;
850 tk->fmt.i_codec = VLC_CODEC_MP4A;
852 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
855 tk->fmt.i_extra = i_extra;
856 tk->fmt.p_extra = xmalloc( i_extra );
857 memcpy( tk->fmt.p_extra, p_extra, i_extra );
860 /* Because the "faad" decoder does not handle the LATM
861 * data length field at the start of each returned LATM
862 * frame, tell the RTP source to omit it. */
863 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
865 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
867 unsigned int i_extra;
870 tk->fmt.i_codec = VLC_CODEC_MP4A;
872 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
875 tk->fmt.i_extra = i_extra;
876 tk->fmt.p_extra = xmalloc( i_extra );
877 memcpy( tk->fmt.p_extra, p_extra, i_extra );
881 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
884 if( p_sys->p_out_asf == NULL )
885 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
888 else if( !strcmp( sub->codecName(), "X-QT" ) ||
889 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
891 tk->b_quicktime = true;
893 else if( !strcmp( sub->codecName(), "SPEEX" ) )
895 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
896 if ( sub->rtpTimestampFrequency() )
897 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
900 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
901 tk->fmt.audio.i_rate = 8000;
905 else if( !strcmp( sub->mediumName(), "video" ) )
907 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
908 if( !strcmp( sub->codecName(), "MPV" ) )
910 tk->fmt.i_codec = VLC_CODEC_MPGV;
912 else if( !strcmp( sub->codecName(), "H263" ) ||
913 !strcmp( sub->codecName(), "H263-1998" ) ||
914 !strcmp( sub->codecName(), "H263-2000" ) )
916 tk->fmt.i_codec = VLC_CODEC_H263;
918 else if( !strcmp( sub->codecName(), "H261" ) )
920 tk->fmt.i_codec = VLC_CODEC_H261;
922 else if( !strcmp( sub->codecName(), "H264" ) )
924 unsigned int i_extra = 0;
925 uint8_t *p_extra = NULL;
927 tk->fmt.i_codec = VLC_CODEC_H264;
928 tk->fmt.b_packetized = false;
930 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
933 tk->fmt.i_extra = i_extra;
934 tk->fmt.p_extra = xmalloc( i_extra );
935 memcpy( tk->fmt.p_extra, p_extra, i_extra );
940 else if( !strcmp( sub->codecName(), "JPEG" ) )
942 tk->fmt.i_codec = VLC_CODEC_MJPG;
944 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
946 unsigned int i_extra;
949 tk->fmt.i_codec = VLC_CODEC_MP4V;
951 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
954 tk->fmt.i_extra = i_extra;
955 tk->fmt.p_extra = xmalloc( i_extra );
956 memcpy( tk->fmt.p_extra, p_extra, i_extra );
960 else if( !strcmp( sub->codecName(), "X-QT" ) ||
961 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
962 !strcmp( sub->codecName(), "X-QDM" ) ||
963 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
964 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
966 tk->b_quicktime = true;
968 else if( !strcmp( sub->codecName(), "MP2T" ) )
971 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
973 else if( !strcmp( sub->codecName(), "MP2P" ) ||
974 !strcmp( sub->codecName(), "MP1S" ) )
977 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
980 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
983 if( p_sys->p_out_asf == NULL )
984 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
987 else if( !strcmp( sub->codecName(), "DV" ) )
990 tk->b_discard_trunc = true;
991 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
995 else if( !strcmp( sub->mediumName(), "text" ) )
997 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
999 if( !strcmp( sub->codecName(), "T140" ) )
1001 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1005 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1007 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1010 if( sub->rtcpInstance() != NULL )
1012 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1015 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
1018 p_sys->track = (live_track_t**)xrealloc( p_sys->track,
1019 sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1020 p_sys->track[p_sys->i_track++] = tk;
1025 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1026 es_format_Clean( &tk->fmt );
1032 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1034 /* Retrieve the starttime if possible */
1035 p_sys->i_npt_start = p_sys->ms->playStartTime();
1037 /* Retrieve the duration if possible */
1038 p_sys->i_npt_length = p_sys->ms->playEndTime();
1041 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1044 p_sys->b_no_data = true;
1045 p_sys->i_no_data_ti = 0;
1050 /*****************************************************************************
1051 * Play: starts the actual playback of the stream
1052 *****************************************************************************/
1053 static int Play( demux_t *p_demux )
1055 demux_sys_t *p_sys = p_demux->p_sys;
1060 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1062 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1063 return VLC_EGENERIC;
1066 /* Retrieve the timeout value and set up a timeout prevention thread */
1067 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1068 if( p_sys->i_timeout <= 0 )
1069 p_sys->i_timeout = 60; /* default value from RFC2326 */
1071 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1072 if( !p_sys->p_timeout && p_sys->b_get_param )
1074 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1075 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1076 if( p_sys->p_timeout )
1078 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1079 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1080 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1081 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1083 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1084 free( p_sys->p_timeout );
1085 p_sys->p_timeout = NULL;
1088 msg_Dbg( p_demux, "spawned timeout thread" );
1091 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1096 /* Retrieve the starttime if possible */
1097 p_sys->i_npt_start = p_sys->ms->playStartTime();
1098 if( p_sys->ms->playEndTime() > 0 )
1099 p_sys->i_npt_length = p_sys->ms->playEndTime();
1101 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1106 /*****************************************************************************
1108 *****************************************************************************/
1109 static int Demux( demux_t *p_demux )
1111 demux_sys_t *p_sys = p_demux->p_sys;
1114 bool b_send_pcr = true;
1118 /* Check if we need to send the server a Keep-A-Live signal */
1119 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1121 char *psz_bye = NULL;
1122 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1123 p_sys->b_timeout_call = false;
1126 for( i = 0; i < p_sys->i_track; i++ )
1128 live_track_t *tk = p_sys->track[i];
1130 if( tk->b_asf || tk->b_muxed )
1137 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1143 if( p_sys->i_pcr > 0 )
1146 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1149 /* First warn we want to read data */
1151 for( i = 0; i < p_sys->i_track; i++ )
1153 live_track_t *tk = p_sys->track[i];
1155 if( tk->waiting == 0 )
1158 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1159 StreamRead, tk, StreamClose, tk );
1162 /* Create a task that will be called if we wait more than 300ms */
1163 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1166 p_sys->scheduler->doEventLoop( &p_sys->event );
1168 /* remove the task */
1169 p_sys->scheduler->unscheduleDelayedTask( task );
1171 /* Check for gap in pts value */
1172 for( i = 0; i < p_sys->i_track; i++ )
1174 live_track_t *tk = p_sys->track[i];
1176 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1177 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1179 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1181 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1182 tk->b_rtcp_sync = true;
1184 tk->i_pts = VLC_TS_INVALID;
1192 if( p_sys->b_multicast && p_sys->b_no_data &&
1193 ( p_sys->i_no_data_ti > 120 ) )
1195 /* FIXME Make this configurable
1196 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1200 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1201 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1203 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1204 var_GetBool( p_demux, "rtsp-http" );
1206 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1208 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1209 if( RollOverTcp( p_demux ) )
1211 msg_Err( p_demux, "TCP rollover failed, aborting" );
1216 msg_Err( p_demux, "no data received in 10s, aborting" );
1219 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1220 ( p_sys->i_no_data_ti > 34 ) )
1223 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1226 return p_sys->b_error ? 0 : 1;
1229 /*****************************************************************************
1231 *****************************************************************************/
1232 static int Control( demux_t *p_demux, int i_query, va_list args )
1234 demux_sys_t *p_sys = p_demux->p_sys;
1242 case DEMUX_GET_TIME:
1243 pi64 = (int64_t*)va_arg( args, int64_t * );
1244 if( p_sys->i_npt > 0 )
1246 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1249 return VLC_EGENERIC;
1251 case DEMUX_GET_LENGTH:
1252 pi64 = (int64_t*)va_arg( args, int64_t * );
1253 if( p_sys->i_npt_length > 0 )
1255 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1258 return VLC_EGENERIC;
1260 case DEMUX_GET_POSITION:
1261 pf = (double*)va_arg( args, double* );
1262 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1264 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1267 return VLC_EGENERIC;
1269 case DEMUX_SET_POSITION:
1270 case DEMUX_SET_TIME:
1271 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1276 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1278 i64 = (int64_t)va_arg( args, int64_t );
1279 time = (float)((double)i64 / (double)1000000.0); /* in second */
1281 else if( i_query == DEMUX_SET_TIME )
1282 return VLC_EGENERIC;
1285 f = (double)va_arg( args, double );
1286 time = f * (double)p_sys->i_npt_length; /* in second */
1289 if( p_sys->b_paused )
1291 p_sys->f_seek_request = time;
1295 if( !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) )
1297 msg_Err( p_demux, "PAUSE before seek failed %s",
1298 p_sys->env->getResultMsg() );
1299 return VLC_EGENERIC;
1301 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1303 msg_Err( p_demux, "seek PLAY failed %s",
1304 p_sys->env->getResultMsg() );
1305 return VLC_EGENERIC;
1309 /* Retrieve RTP-Info values */
1310 for( i = 0; i < p_sys->i_track; i++ )
1312 p_sys->track[i]->b_rtcp_sync = false;
1313 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1316 /* Retrieve the starttime if possible */
1317 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1319 /* Retrieve the duration if possible */
1320 if( p_sys->ms->playEndTime() > 0 )
1321 p_sys->i_npt_length = p_sys->ms->playEndTime();
1323 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1326 return VLC_EGENERIC;
1328 /* Special for access_demux */
1329 case DEMUX_CAN_PAUSE:
1330 case DEMUX_CAN_SEEK:
1331 pb = (bool*)va_arg( args, bool * );
1332 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1333 /* Not always true, but will be handled in SET_PAUSE_STATE */
1339 case DEMUX_CAN_CONTROL_PACE:
1340 pb = (bool*)va_arg( args, bool * );
1342 #if 1 /* Disable for now until we have a clock synchro algo
1343 * which works with something else than MPEG over UDP */
1350 case DEMUX_CAN_CONTROL_RATE:
1351 pb = (bool*)va_arg( args, bool * );
1352 pb2 = (bool*)va_arg( args, bool * );
1354 *pb = (p_sys->rtsp != NULL) &&
1355 (p_sys->i_npt_length > 0) &&
1356 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1357 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1361 case DEMUX_SET_RATE:
1363 double f_scale, f_old_scale;
1365 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1366 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1367 var_GetBool( p_demux, "rtsp-wmserver" ) )
1368 return VLC_EGENERIC;
1370 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1373 * "[...] should try to approximate the viewing rate, but
1374 * may restrict the range of scale values that it supports.
1375 * The response MUST contain the actual scale value chosen
1378 * Scale = 1 indicates normal play
1379 * Scale > 1 indicates fast forward
1380 * Scale < 1 && Scale > 0 indicates slow motion
1381 * Scale < 0 value indicates rewind
1384 pi_int = (int*)va_arg( args, int * );
1385 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1386 f_old_scale = p_sys->ms->scale();
1388 /* Passing -1 for the start and end time will mean liveMedia won't
1389 * create a Range: section for the RTSP message. The server should
1390 * pick up from the current position */
1391 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1393 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1394 p_sys->env->getResultMsg() );
1395 return VLC_EGENERIC;
1398 if( p_sys->ms->scale() == f_old_scale )
1400 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1401 p_sys->ms->scale() );
1402 return VLC_EGENERIC;
1405 /* ReSync the stream */
1406 p_sys->i_npt_start = 0;
1410 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1411 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1415 case DEMUX_SET_PAUSE_STATE:
1417 bool b_pause = (bool)va_arg( args, int );
1418 if( p_sys->rtsp == NULL )
1419 return VLC_EGENERIC;
1421 if( b_pause == p_sys->b_paused )
1423 if( ( b_pause && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1424 ( !b_pause && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1425 p_sys->f_seek_request, -1.0f, p_sys->ms->scale() ) ) )
1427 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1428 return VLC_EGENERIC;
1430 p_sys->f_seek_request = -1;
1431 p_sys->b_paused = b_pause;
1433 /* When we Pause, we'll need the TimeoutPrevention thread to
1434 * handle sending the "Keep Alive" message to the server.
1435 * Unfortunately Live555 isn't thread safe and so can't
1436 * do this normally while the main Demux thread is handling
1437 * a live stream. We end up with the Timeout thread blocking
1438 * waiting for a response from the server. So when we PAUSE
1439 * we set a flag that the TimeoutPrevention function will check
1440 * and if it's set, it will trigger the GET_PARAMETER message */
1441 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1442 p_sys->p_timeout->b_handle_keep_alive = true;
1443 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1444 p_sys->p_timeout->b_handle_keep_alive = false;
1446 if( !p_sys->b_paused )
1448 for( int i = 0; i < p_sys->i_track; i++ )
1450 live_track_t *tk = p_sys->track[i];
1451 tk->b_rtcp_sync = false;
1452 tk->i_pts = VLC_TS_INVALID;
1454 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1458 /* Reset data received counter */
1459 p_sys->i_no_data_ti = 0;
1461 /* Retrieve the starttime if possible */
1462 p_sys->i_npt_start = p_sys->ms->playStartTime();
1464 /* Retrieve the duration if possible */
1465 if( p_sys->ms->playEndTime() )
1466 p_sys->i_npt_length = p_sys->ms->playEndTime();
1468 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1471 case DEMUX_GET_TITLE_INFO:
1472 case DEMUX_SET_TITLE:
1473 case DEMUX_SET_SEEKPOINT:
1474 return VLC_EGENERIC;
1476 case DEMUX_GET_PTS_DELAY:
1477 pi64 = (int64_t*)va_arg( args, int64_t * );
1478 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1482 return VLC_EGENERIC;
1486 /*****************************************************************************
1487 * RollOverTcp: reopen the rtsp into TCP mode
1488 * XXX: ugly, a lot of code are duplicated from Open()
1489 * This should REALLY be fixed
1490 *****************************************************************************/
1491 static int RollOverTcp( demux_t *p_demux )
1493 demux_sys_t *p_sys = p_demux->p_sys;
1496 var_SetBool( p_demux, "rtsp-tcp", true );
1498 /* We close the old RTSP session */
1499 for( i = 0; i < p_sys->i_track; i++ )
1501 live_track_t *tk = p_sys->track[i];
1503 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1504 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1505 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1506 es_format_Clean( &tk->fmt );
1507 free( tk->p_buffer );
1510 if( p_sys->i_track ) free( p_sys->track );
1511 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1513 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1514 Medium::close( p_sys->ms );
1515 RTSPClient::close( p_sys->rtsp );
1519 p_sys->track = NULL;
1521 p_sys->b_no_data = true;
1522 p_sys->i_no_data_ti = 0;
1523 p_sys->p_out_asf = NULL;
1525 /* Reopen rtsp client */
1526 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1528 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1533 if( p_sys->p_sdp == NULL )
1535 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1539 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1541 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1545 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1551 return VLC_EGENERIC;
1555 /*****************************************************************************
1557 *****************************************************************************/
1558 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1560 const uint8_t *p_data, unsigned i_size )
1562 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1563 block_t *p_list = NULL;
1565 while( i_size >= 4 )
1567 unsigned i_flags = p_data[0];
1568 unsigned i_length_offset = (p_data[1] << 16) |
1571 bool b_key = i_flags & 0x80;
1572 bool b_length = i_flags & 0x40;
1573 bool b_relative_ts = i_flags & 0x20;
1574 bool b_duration = i_flags & 0x10;
1575 bool b_location_id = i_flags & 0x08;
1577 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1578 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1579 unsigned i_header_size = 4;
1587 if( i_header_size > i_size )
1589 msg_Warn( p_demux, "Invalid header size" );
1594 * When b_length is true, the streams I found do not seems to respect
1595 * the documentation.
1596 * From them, I have failed to find which choice between '__MIN()' or
1597 * 'i_length_offset - i_header_size' is the right one.
1601 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1603 i_payload = i_size - i_header_size;
1605 if( !tk->p_asf_block )
1607 tk->p_asf_block = block_New( p_demux, i_packet_size );
1608 if( !tk->p_asf_block )
1610 tk->p_asf_block->i_buffer = 0;
1612 unsigned i_offset = b_length ? 0 : i_length_offset;
1613 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1615 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1616 tk->p_asf_block->i_buffer += i_payload;
1619 /* We have a complete packet */
1620 tk->p_asf_block->i_buffer = i_packet_size;
1621 block_ChainAppend( &p_list, tk->p_asf_block );
1622 tk->p_asf_block = NULL;
1627 /* Reset on broken stream */
1628 msg_Err( p_demux, "Broken packet detected (%d vs %d or %d + %d vs %d)",
1629 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1630 tk->p_asf_block->i_buffer = 0;
1634 p_data += i_header_size + i_payload;
1635 i_size -= i_header_size + i_payload;
1640 /*****************************************************************************
1642 *****************************************************************************/
1643 static void StreamRead( void *p_private, unsigned int i_size,
1644 unsigned int i_truncated_bytes, struct timeval pts,
1645 unsigned int duration )
1647 live_track_t *tk = (live_track_t*)p_private;
1648 demux_t *p_demux = tk->p_demux;
1649 demux_sys_t *p_sys = p_demux->p_sys;
1652 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1654 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1655 (int64_t)pts.tv_usec;
1657 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1658 i_pts &= INT64_C(0x00ffffffffffffff);
1660 /* Retrieve NPT for this pts */
1661 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1663 if( tk->b_quicktime && tk->p_es == NULL )
1665 QuickTimeGenericRTPSource *qtRTPSource =
1666 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1667 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1668 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1670 if( tk->fmt.i_cat == VIDEO_ES ) {
1671 if( qtState.sdAtomSize < 16 + 32 )
1674 p_sys->event = 0xff;
1678 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1679 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1680 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1682 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1684 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1685 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1686 + qtRTPSource->qtState.sdAtomSize;
1687 while (pos+8 < endpos) {
1688 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1689 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1690 if( memcmp(pos+4, "avcC", 4) == 0 &&
1692 atomLength <= INT_MAX )
1694 tk->fmt.i_extra = atomLength-8;
1695 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1696 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1704 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1705 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1706 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1710 if( qtState.sdAtomSize < 4 )
1713 p_sys->event = 0xff;
1717 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1719 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1723 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1725 pts.tv_sec * 1000000LL + pts.tv_usec );
1728 /* grow buffer if it looks like buffer is too small, but don't eat
1729 * up all the memory on strange streams */
1730 if( i_truncated_bytes > 0 )
1732 if( tk->i_buffer < 2000000 )
1735 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1736 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1737 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1740 msg_Warn( p_demux, "realloc failed" );
1744 tk->p_buffer = (uint8_t*)p_tmp;
1749 if( tk->b_discard_trunc )
1751 p_sys->event = 0xff;
1757 assert( i_size <= tk->i_buffer );
1759 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1760 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1762 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1764 p_block = block_New( p_demux, i_size + 1 );
1765 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1766 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1768 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1770 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1771 uint32_t header = h261Source->lastSpecialHeader();
1772 p_block = block_New( p_demux, i_size + 4 );
1773 memcpy( p_block->p_buffer, &header, 4 );
1774 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1776 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1777 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1779 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1781 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1782 msg_Warn( p_demux, "unsupported NAL type for H264" );
1784 /* Normal NAL type */
1785 p_block = block_New( p_demux, i_size + 4 );
1786 p_block->p_buffer[0] = 0x00;
1787 p_block->p_buffer[1] = 0x00;
1788 p_block->p_buffer[2] = 0x00;
1789 p_block->p_buffer[3] = 0x01;
1790 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1792 else if( tk->b_asf )
1794 p_block = StreamParseAsf( p_demux, tk,
1795 tk->sub->rtpSource()->curPacketMarkerBit(),
1796 tk->p_buffer, i_size );
1800 p_block = block_New( p_demux, i_size );
1801 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1804 if( p_sys->i_pcr < i_pts )
1806 p_sys->i_pcr = i_pts;
1809 /* Update our global npt value */
1810 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt && tk->i_npt < p_sys->i_npt_length)
1811 p_sys->i_npt = tk->i_npt;
1815 if( !tk->b_muxed && !tk->b_asf )
1817 if( i_pts != tk->i_pts )
1818 p_block->i_pts = VLC_TS_0 + i_pts;
1819 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1820 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1824 stream_DemuxSend( tk->p_out_muxed, p_block );
1825 else if( tk->b_asf )
1826 stream_DemuxSend( p_sys->p_out_asf, p_block );
1828 es_out_Send( p_demux->out, tk->p_es, p_block );
1831 /* warn that's ok */
1832 p_sys->event = 0xff;
1834 /* we have read data */
1836 p_demux->p_sys->b_no_data = false;
1837 p_demux->p_sys->i_no_data_ti = 0;
1839 if( i_pts > 0 && !tk->b_muxed )
1845 /*****************************************************************************
1847 *****************************************************************************/
1848 static void StreamClose( void *p_private )
1850 live_track_t *tk = (live_track_t*)p_private;
1851 demux_t *p_demux = tk->p_demux;
1852 demux_sys_t *p_sys = p_demux->p_sys;
1854 msg_Dbg( p_demux, "StreamClose" );
1856 p_sys->event = 0xff;
1857 p_sys->b_error = true;
1861 /*****************************************************************************
1863 *****************************************************************************/
1864 static void TaskInterrupt( void *p_private )
1866 demux_t *p_demux = (demux_t*)p_private;
1868 p_demux->p_sys->i_no_data_ti++;
1871 p_demux->p_sys->event = 0xff;
1874 /*****************************************************************************
1876 *****************************************************************************/
1877 static void* TimeoutPrevention( void *p_data )
1879 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1883 /* Voodoo (= no) thread safety here! *Ahem* */
1884 if( p_timeout->b_handle_keep_alive )
1886 char *psz_bye = NULL;
1887 int canc = vlc_savecancel ();
1889 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1890 vlc_restorecancel (canc);
1892 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1894 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1896 assert(0); /* dead code */
1899 /*****************************************************************************
1901 *****************************************************************************/
1902 static int ParseASF( demux_t *p_demux )
1904 demux_sys_t *p_sys = p_demux->p_sys;
1906 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1907 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1911 /* Parse the asf header */
1912 if( psz_asf == NULL )
1913 return VLC_EGENERIC;
1915 psz_asf += strlen( psz_marker );
1916 psz_asf = strdup( psz_asf ); /* Duplicate it */
1917 psz_end = strchr( psz_asf, '\n' );
1919 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1922 if( psz_asf >= psz_end )
1925 return VLC_EGENERIC;
1928 /* Always smaller */
1929 p_header = block_New( p_demux, psz_end - psz_asf );
1930 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
1931 p_header->i_buffer, psz_asf );
1932 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1933 if( p_header->i_buffer <= 0 )
1936 return VLC_EGENERIC;
1939 /* Parse it to get packet size */
1940 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1942 /* Send it to demuxer */
1943 stream_DemuxSend( p_sys->p_out_asf, p_header );
1950 static unsigned char* parseH264ConfigStr( char const* configStr,
1951 unsigned int& configSize )
1954 size_t i_records = 1;
1958 if( configStr == NULL || *configStr == '\0' )
1961 psz = dup = strdup( configStr );
1963 /* Count the number of commas */
1964 for( psz = dup; *psz != '\0'; ++psz )
1973 size_t configMax = 5*strlen(dup);
1974 unsigned char *cfg = new unsigned char[configMax];
1976 for( size_t i = 0; i < i_records; ++i )
1978 cfg[configSize++] = 0x00;
1979 cfg[configSize++] = 0x00;
1980 cfg[configSize++] = 0x00;
1981 cfg[configSize++] = 0x01;
1983 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
1984 configMax-configSize, psz );
1985 psz += strlen(psz)+1;