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>
54 # include <winsock2.h>
57 #include "UsageEnvironment.hh"
58 #include "BasicUsageEnvironment.hh"
59 #include "GroupsockHelper.hh"
60 #include "liveMedia.hh"
63 #include "../access/mms/asf.h" /* Who said ugly ? */
68 /*****************************************************************************
70 *****************************************************************************/
71 static int Open ( vlc_object_t * );
72 static void Close( vlc_object_t * );
74 #define CACHING_TEXT N_("Caching value (ms)")
75 #define CACHING_LONGTEXT N_( \
76 "Allows you to modify the default caching value for RTSP streams. This " \
77 "value should be set in millisecond units." )
79 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
80 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and unstandard " \
81 "dialect of RTSP. When you set this parameter, VLC will try this dialect "\
82 "for communication. In this mode you cannot connect to normal RTSP servers." )
84 #define USER_TEXT N_("RTSP user name")
85 #define USER_LONGTEXT N_("Allows you to modify the user name that will " \
86 "be used for authenticating the connection.")
87 #define PASS_TEXT N_("RTSP password")
88 #define PASS_LONGTEXT N_("Allows you to modify the password that will be " \
89 "used for the connection.")
92 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) );
93 set_capability( "demux", 50 );
94 set_shortname( "RTP/RTSP");
95 set_callbacks( Open, Close );
96 add_shortcut( "live" );
97 add_shortcut( "livedotcom" );
98 set_category( CAT_INPUT );
99 set_subcategory( SUBCAT_INPUT_DEMUX );
102 set_description( N_("RTSP/RTP access and demux") );
103 add_shortcut( "rtsp" );
104 add_shortcut( "sdp" );
105 set_capability( "access_demux", 0 );
106 set_callbacks( Open, Close );
107 add_bool( "rtsp-tcp", 0, NULL,
108 N_("Use RTP over RTSP (TCP)"),
109 N_("Use RTP over RTSP (TCP)"), true );
110 add_integer( "rtp-client-port", -1, NULL,
112 N_("Port to use for the RTP source of the session"), true );
113 add_bool( "rtsp-mcast", false, NULL,
114 N_("Force multicast RTP via RTSP"),
115 N_("Force multicast RTP via RTSP"), true );
116 add_bool( "rtsp-http", 0, NULL,
117 N_("Tunnel RTSP and RTP over HTTP"),
118 N_("Tunnel RTSP and RTP over HTTP"), true );
119 add_integer( "rtsp-http-port", 80, NULL,
120 N_("HTTP tunnel port"),
121 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
123 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
124 CACHING_TEXT, CACHING_LONGTEXT, true );
125 add_bool( "rtsp-kasenna", false, NULL, KASENNA_TEXT,
126 KASENNA_LONGTEXT, true );
127 add_string( "rtsp-user", NULL, NULL, USER_TEXT,
128 USER_LONGTEXT, true );
129 add_string( "rtsp-pwd", NULL, NULL, PASS_TEXT,
130 PASS_LONGTEXT, true );
134 /*****************************************************************************
136 *****************************************************************************/
141 MediaSubsession *sub;
149 stream_t *p_out_muxed; /* for muxed stream */
152 unsigned int i_buffer;
157 u_int32_t i_start_seq;
161 struct timeout_thread_t
166 bool b_handle_keep_alive;
172 char *p_sdp; /* XXX mallocated */
173 char *psz_path; /* URL-encoded path */
177 TaskScheduler *scheduler;
178 UsageEnvironment *env ;
183 live_track_t **track; /* XXX mallocated */
191 int64_t i_pcr; /* The clock */
192 int64_t i_npt_length;
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 */
209 static int Demux ( demux_t * );
210 static int Control( demux_t *, int, va_list );
212 static int Connect ( demux_t * );
213 static int SessionsSetup( demux_t * );
214 static int Play ( demux_t *);
215 static int ParseASF ( demux_t * );
216 static int RollOverTcp ( demux_t * );
218 static void StreamRead ( void *, unsigned int, unsigned int,
219 struct timeval, unsigned int );
220 static void StreamClose ( void * );
221 static void TaskInterrupt( void * );
223 static void TimeoutPrevention( timeout_thread_t * );
225 static unsigned char* parseH264ConfigStr( char const* configStr,
226 unsigned int& configSize );
228 /*****************************************************************************
230 *****************************************************************************/
231 static int Open ( vlc_object_t *p_this )
233 demux_t *p_demux = (demux_t*)p_this;
234 demux_sys_t *p_sys = NULL;
236 MediaSubsessionIterator *iter = NULL;
237 MediaSubsession *sub = NULL;
239 int i_error = VLC_EGENERIC;
243 /* See if it looks like a SDP
244 v, o, s fields are mandatory and in this order */
245 const uint8_t *p_peek;
246 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
248 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
249 memcmp( p_peek, "v=0\n", 4 ) &&
250 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
257 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
260 p_demux->pf_demux = Demux;
261 p_demux->pf_control= Control;
262 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
263 if( !p_sys ) return VLC_ENOMEM;
266 p_sys->scheduler = NULL;
273 p_sys->i_npt_start = 0;
274 p_sys->i_npt_length = 0;
275 p_sys->p_out_asf = NULL;
276 p_sys->b_no_data = true;
277 p_sys->i_no_data_ti = 0;
278 p_sys->p_timeout = NULL;
279 p_sys->i_timeout = 0;
280 p_sys->b_timeout_call = false;
281 p_sys->b_multicast = false;
282 p_sys->b_real = false;
283 p_sys->psz_path = strdup( p_demux->psz_path );
284 p_sys->b_force_mcast = var_CreateGetBool( p_demux, "rtsp-mcast" );
286 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
287 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
289 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
291 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
294 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
296 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
300 if( strcasecmp( p_demux->psz_access, "sdp" ) )
302 char *p = p_sys->psz_path;
303 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
306 if( p_demux->s != NULL )
308 /* Gather the complete sdp file */
310 int i_sdp_max = 1000;
311 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
315 i_error = VLC_ENOMEM;
321 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
322 i_sdp_max - i_sdp - 1 );
324 if( !vlc_object_alive (p_demux) || p_demux->b_error )
332 msg_Err( p_demux, "failed to read SDP" );
339 if( i_read < i_sdp_max - i_sdp - 1 )
346 p_sdp = (uint8_t*)realloc( p_sdp, i_sdp_max );
348 p_sys->p_sdp = (char*)p_sdp;
350 else if( ( p_demux->s == NULL ) &&
351 !strcasecmp( p_demux->psz_access, "sdp" ) )
353 /* sdp:// link from SAP */
354 p_sys->p_sdp = strdup( p_sys->psz_path );
356 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
358 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
362 if( p_sys->p_sdp == NULL )
364 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
365 i_error = VLC_ENOMEM;
369 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
371 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
375 if( p_sys->b_real ) goto error;
377 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
380 if( p_sys->p_out_asf && ParseASF( p_demux ) )
382 msg_Err( p_demux, "cannot find a usable asf header" );
383 /* TODO Clean tracks */
387 if( p_sys->i_track <= 0 )
393 for( i = 0; i < p_sys->i_track; i++ )
395 live_track_t *tk = p_sys->track[i];
397 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
398 es_format_Clean( &tk->fmt );
399 free( tk->p_buffer );
403 if( p_sys->i_track ) free( p_sys->track );
404 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
405 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
406 if( p_sys->ms ) Medium::close( p_sys->ms );
407 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
408 if( p_sys->env ) p_sys->env->reclaim();
409 if( p_sys->p_timeout )
411 vlc_object_kill( p_sys->p_timeout );
412 vlc_thread_join( p_sys->p_timeout );
413 vlc_object_detach( p_sys->p_timeout );
414 vlc_object_release( p_sys->p_timeout );
416 delete p_sys->scheduler;
417 free( p_sys->p_sdp );
418 free( p_sys->psz_path );
420 vlc_UrlClean( &p_sys->url );
426 /*****************************************************************************
428 *****************************************************************************/
429 static void Close( vlc_object_t *p_this )
431 demux_t *p_demux = (demux_t*)p_this;
432 demux_sys_t *p_sys = p_demux->p_sys;
435 for( i = 0; i < p_sys->i_track; i++ )
437 live_track_t *tk = p_sys->track[i];
439 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
440 es_format_Clean( &tk->fmt );
441 free( tk->p_buffer );
445 if( p_sys->i_track ) free( p_sys->track );
446 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
447 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->teardownMediaSession( *p_sys->ms );
448 if( p_sys->ms ) Medium::close( p_sys->ms );
449 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
450 if( p_sys->env ) p_sys->env->reclaim();
451 if( p_sys->p_timeout )
453 vlc_object_kill( p_sys->p_timeout );
454 vlc_thread_join( p_sys->p_timeout );
455 vlc_object_detach( p_sys->p_timeout );
456 vlc_object_release( p_sys->p_timeout );
458 delete p_sys->scheduler;
459 free( p_sys->p_sdp );
460 free( p_sys->psz_path );
462 vlc_UrlClean( &p_sys->url );
467 /*****************************************************************************
468 * Connect: connects to the RTSP server to setup the session DESCRIBE
469 *****************************************************************************/
470 static int Connect( demux_t *p_demux )
472 demux_sys_t *p_sys = p_demux->p_sys;
473 Authenticator authenticator;
474 bool b_firstpass = true;
475 char *psz_user = NULL;
476 char *psz_pwd = NULL;
477 char *psz_url = NULL;
478 char *psz_options = NULL;
481 int i_ret = VLC_SUCCESS;
484 if( p_sys->url.i_port == 0 ) p_sys->url.i_port = 554;
485 if( p_sys->url.psz_username || p_sys->url.psz_password )
488 err = asprintf( &psz_url, "rtsp://%s:%d%s", p_sys->url.psz_host,
489 p_sys->url.i_port, p_sys->url.psz_path );
490 if( err == -1 ) return VLC_ENOMEM;
492 psz_user = strdup( p_sys->url.psz_username );
493 psz_pwd = strdup( p_sys->url.psz_password );
498 err = asprintf( &psz_url, "rtsp://%s", p_sys->psz_path );
499 if( err == -1 ) return VLC_ENOMEM;
501 psz_user = var_CreateGetString( p_demux, "rtsp-user" );
502 psz_pwd = var_CreateGetString( p_demux, "rtsp-pwd" );
508 if( !vlc_object_alive (p_demux) || p_demux->b_error )
516 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
517 i_http_port = var_CreateGetInteger( p_demux, "rtsp-http-port" );
519 if( ( p_sys->rtsp = RTSPClient::createNew( *p_sys->env,
520 var_CreateGetInteger( p_demux, "verbose" ) > 1,
521 "VLC media player", i_http_port ) ) == NULL )
523 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
524 p_sys->env->getResultMsg() );
531 /* Kasenna enables KeepAlive by analysing the User-Agent string.
532 * Appending _KA to the string should be enough to enable this feature,
533 * however, there is a bug where the _KA doesn't get parsed from the
534 * default User-Agent as created by VLC/Live555 code. This is probably due
535 * to spaces in the string or the string being too long. Here we override
536 * the default string with a more compact version.
538 if( var_CreateGetBool( p_demux, "rtsp-kasenna" ))
540 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
544 authenticator.setUsernameAndPassword( (const char*)psz_user,
545 (const char*)psz_pwd );
547 psz_options = p_sys->rtsp->sendOptionsCmd( psz_url, psz_user, psz_pwd,
549 delete [] psz_options;
551 p_sdp = p_sys->rtsp->describeURL( psz_url, &authenticator,
552 var_GetBool( p_demux, "rtsp-kasenna" ) );
555 /* failure occurred */
557 const char *psz_error = p_sys->env->getResultMsg();
559 if( var_GetBool( p_demux, "rtsp-http" ) )
560 sscanf( psz_error, "%*s %*s HTTP GET %*s HTTP/%*u.%*u %3u %*s",
564 const char *psz_tmp = strstr( psz_error, "RTSP" );
566 sscanf( psz_tmp, "RTSP/%*s%3u", &i_code );
570 msg_Dbg( p_demux, "DESCRIBE failed with %d: %s", i_code, psz_error );
573 { /* describeURL always returns an "RTSP/1.0 401 Unauthorized" the
574 * first time. This is a workaround to avoid asking for a
575 * user/passwd the first time the code passess here. */
583 msg_Dbg( p_demux, "authentication failed" );
587 psz_user = psz_pwd = NULL;
589 i_result = intf_UserLoginPassword( p_demux, _("RTSP authentication"),
590 _("Please enter a valid login name and a password."),
591 &psz_user, &psz_pwd );
592 if( i_result == DIALOG_OK_YES )
594 msg_Dbg( p_demux, "retrying with user=%s, pwd=%s",
599 else if( (i_code != 0) && !var_GetBool( p_demux, "rtsp-http" ) )
601 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
604 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
605 var_Set( p_demux, "rtsp-http", val );
606 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
612 msg_Dbg( p_demux, "connection timeout, retrying" );
613 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
615 if( i_lefttries > 0 )
618 i_ret = VLC_EGENERIC;
621 /* malloc-ated copy */
626 free( p_sys->p_sdp );
628 if( p_sdp ) p_sys->p_sdp = strdup( (char*)p_sdp );
634 /*****************************************************************************
635 * SessionsSetup: prepares the subsessions and does the SETUP
636 *****************************************************************************/
637 static int SessionsSetup( demux_t *p_demux )
639 demux_sys_t *p_sys = p_demux->p_sys;
640 MediaSubsessionIterator *iter = NULL;
641 MediaSubsession *sub = NULL;
643 bool b_rtsp_tcp = false;
645 int i_return = VLC_SUCCESS;
646 unsigned int i_buffer = 0;
647 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
649 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
650 var_GetBool( p_demux, "rtsp-http" );
651 i_client_port = var_CreateGetInteger( p_demux, "rtp-client-port" );
653 /* Create the session from the SDP */
654 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
656 msg_Err( p_demux, "Could not create the RTSP Session: %s",
657 p_sys->env->getResultMsg() );
661 /* Initialise each media subsession */
662 iter = new MediaSubsessionIterator( *p_sys->ms );
663 while( ( sub = iter->next() ) != NULL )
668 if( !vlc_object_alive (p_demux) || p_demux->b_error )
674 /* Value taken from mplayer */
675 if( !strcmp( sub->mediumName(), "audio" ) )
677 else if( !strcmp( sub->mediumName(), "video" ) )
681 if( i_client_port != -1 )
683 sub->setClientPortNum( i_client_port );
687 if( strcasestr( sub->codecName(), "REAL" ) )
689 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
690 p_sys->b_real = true; /* This is a problem, we'll handle it later */
694 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
695 bInit = sub->initiate( 4 ); /* Constant ? */
697 bInit = sub->initiate();
701 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
702 sub->mediumName(), sub->codecName(),
703 p_sys->env->getResultMsg() );
707 if( sub->rtpSource() != NULL )
709 int fd = sub->rtpSource()->RTPgs()->socketNum();
711 /* Increase the buffer size */
713 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
715 /* Increase the RTP reorder timebuffer just a bit */
716 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
718 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
721 /* Issue the SETUP */
724 if( !p_sys->rtsp->setupMediaSubsession( *sub, False,
725 b_rtsp_tcp ? True : False,
726 ( p_sys->b_force_mcast && !b_rtsp_tcp ) ? True : False ) )
728 /* if we get an unsupported transport error, toggle TCP use and try again */
729 if( !strstr(p_sys->env->getResultMsg(), "461 Unsupported Transport")
730 || !p_sys->rtsp->setupMediaSubsession( *sub, False,
731 !b_rtsp_tcp ? False : True,
734 msg_Err( p_demux, "SETUP of'%s/%s' failed %s", sub->mediumName(),
735 sub->codecName(), p_sys->env->getResultMsg() );
741 /* Check if we will receive data from this subsession for this track */
742 if( sub->readSource() == NULL ) continue;
743 if( !p_sys->b_multicast )
745 /* Check, because we need diff. rollover behaviour for multicast */
746 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
749 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
755 tk->p_demux = p_demux;
758 tk->b_quicktime = false;
761 tk->p_out_muxed = NULL;
763 tk->b_rtcp_sync = false;
765 tk->i_buffer = 65536;
766 tk->p_buffer = (uint8_t *)malloc( 65536 );
773 /* Value taken from mplayer */
774 if( !strcmp( sub->mediumName(), "audio" ) )
776 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
777 tk->fmt.audio.i_channels = sub->numChannels();
778 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
780 if( !strcmp( sub->codecName(), "MPA" ) ||
781 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
782 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
784 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
785 tk->fmt.audio.i_rate = 0;
787 else if( !strcmp( sub->codecName(), "AC3" ) )
789 tk->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
790 tk->fmt.audio.i_rate = 0;
792 else if( !strcmp( sub->codecName(), "L16" ) )
794 tk->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
795 tk->fmt.audio.i_bitspersample = 16;
797 else if( !strcmp( sub->codecName(), "L8" ) )
799 tk->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
800 tk->fmt.audio.i_bitspersample = 8;
802 else if( !strcmp( sub->codecName(), "PCMU" ) )
804 tk->fmt.i_codec = VLC_FOURCC( 'u', 'l', 'a', 'w' );
806 else if( !strcmp( sub->codecName(), "PCMA" ) )
808 tk->fmt.i_codec = VLC_FOURCC( 'a', 'l', 'a', 'w' );
810 else if( !strncmp( sub->codecName(), "G726", 4 ) )
812 tk->fmt.i_codec = VLC_FOURCC( 'g', '7', '2', '6' );
813 tk->fmt.audio.i_rate = 8000;
814 tk->fmt.audio.i_channels = 1;
815 if( !strcmp( sub->codecName()+5, "40" ) )
816 tk->fmt.i_bitrate = 40000;
817 else if( !strcmp( sub->codecName()+5, "32" ) )
818 tk->fmt.i_bitrate = 32000;
819 else if( !strcmp( sub->codecName()+5, "24" ) )
820 tk->fmt.i_bitrate = 24000;
821 else if( !strcmp( sub->codecName()+5, "16" ) )
822 tk->fmt.i_bitrate = 16000;
824 else if( !strcmp( sub->codecName(), "AMR" ) )
826 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'm', 'r' );
828 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
830 tk->fmt.i_codec = VLC_FOURCC( 's', 'a', 'w', 'b' );
832 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
834 unsigned int i_extra;
837 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
839 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
842 tk->fmt.i_extra = i_extra;
843 tk->fmt.p_extra = malloc( i_extra );
844 memcpy( tk->fmt.p_extra, p_extra, i_extra );
847 /* Because the "faad" decoder does not handle the LATM data length field
848 at the start of each returned LATM frame, tell the RTP source to omit it. */
849 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
851 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
853 unsigned int i_extra;
856 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
858 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
861 tk->fmt.i_extra = i_extra;
862 tk->fmt.p_extra = malloc( i_extra );
863 memcpy( tk->fmt.p_extra, p_extra, i_extra );
867 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
870 if( p_sys->p_out_asf == NULL )
871 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
874 else if( !strcmp( sub->codecName(), "X-QT" ) ||
875 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
877 tk->b_quicktime = true;
879 else if( !strcmp( sub->codecName(), "SPEEX" ) )
881 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
882 if ( sub->rtpTimestampFrequency() )
883 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
886 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
887 tk->fmt.audio.i_rate = 8000;
891 else if( !strcmp( sub->mediumName(), "video" ) )
893 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
894 if( !strcmp( sub->codecName(), "MPV" ) )
896 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
898 else if( !strcmp( sub->codecName(), "H263" ) ||
899 !strcmp( sub->codecName(), "H263-1998" ) ||
900 !strcmp( sub->codecName(), "H263-2000" ) )
902 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '3' );
904 else if( !strcmp( sub->codecName(), "H261" ) )
906 tk->fmt.i_codec = VLC_FOURCC( 'H', '2', '6', '1' );
908 else if( !strcmp( sub->codecName(), "H264" ) )
910 unsigned int i_extra = 0;
911 uint8_t *p_extra = NULL;
913 tk->fmt.i_codec = VLC_FOURCC( 'h', '2', '6', '4' );
914 tk->fmt.b_packetized = false;
916 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
919 tk->fmt.i_extra = i_extra;
920 tk->fmt.p_extra = malloc( i_extra );
921 memcpy( tk->fmt.p_extra, p_extra, i_extra );
926 else if( !strcmp( sub->codecName(), "JPEG" ) )
928 tk->fmt.i_codec = VLC_FOURCC( 'M', 'J', 'P', 'G' );
930 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
932 unsigned int i_extra;
935 tk->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
937 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
940 tk->fmt.i_extra = i_extra;
941 tk->fmt.p_extra = malloc( i_extra );
942 memcpy( tk->fmt.p_extra, p_extra, i_extra );
946 else if( !strcmp( sub->codecName(), "X-QT" ) ||
947 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
948 !strcmp( sub->codecName(), "X-QDM" ) ||
949 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
950 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
952 tk->b_quicktime = true;
954 else if( !strcmp( sub->codecName(), "MP2T" ) )
957 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
959 else if( !strcmp( sub->codecName(), "MP2P" ) ||
960 !strcmp( sub->codecName(), "MP1S" ) )
963 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
966 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
969 if( p_sys->p_out_asf == NULL )
970 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
975 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
977 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
980 if( sub->rtcpInstance() != NULL )
982 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
985 if( tk->p_es || tk->b_quicktime || tk->b_muxed || tk->b_asf )
988 p_sys->track = (live_track_t**)realloc( p_sys->track, sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
989 p_sys->track[p_sys->i_track++] = tk;
994 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
995 es_format_Clean( &tk->fmt );
1001 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1003 /* Retrieve the starttime if possible */
1004 p_sys->i_npt_start = (int64_t)( p_sys->ms->playStartTime() * (double)1000000.0 );
1005 if( p_sys->i_npt_start < 0 )
1006 p_sys->i_npt_start = -1;
1008 /* Retrieve the duration if possible */
1009 p_sys->i_npt_length = (int64_t)( p_sys->ms->playEndTime() * (double)1000000.0 );
1010 if( p_sys->i_npt_length < 0 )
1011 p_sys->i_npt_length = -1;
1013 msg_Dbg( p_demux, "setup start: %lld stop:%lld", p_sys->i_npt_start, p_sys->i_npt_length );
1017 /*****************************************************************************
1018 * Play: starts the actual playback of the stream
1019 *****************************************************************************/
1020 static int Play( demux_t *p_demux )
1022 demux_sys_t *p_sys = p_demux->p_sys;
1028 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, p_sys->i_npt_start, -1, 1 ) )
1030 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1031 return VLC_EGENERIC;
1034 /* Retrieve the timeout value and set up a timeout prevention thread */
1035 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1036 if( p_sys->i_timeout <= 0 )
1037 p_sys->i_timeout = 60; /* default value from RFC2326 */
1039 /* start timeout-thread only on x-asf streams (wms), it has rtcp support but doesn't
1040 * seem to use it for liveness/keep-alive, get_parameter seems to work for it. get_parameter
1041 * doesn't work with dss 5.5.4 & 5.5.5, they seems to work with rtcp */
1042 if( !p_sys->p_timeout && p_sys->p_out_asf )
1044 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1045 p_sys->p_timeout = (timeout_thread_t *)vlc_object_create( p_demux, sizeof(timeout_thread_t) );
1046 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1047 if( vlc_thread_create( p_sys->p_timeout, "liveMedia-timeout", TimeoutPrevention,
1048 VLC_THREAD_PRIORITY_LOW, true ) )
1050 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1051 vlc_object_release( p_sys->p_timeout );
1053 msg_Dbg( p_demux, "spawned timeout thread" );
1054 vlc_object_attach( p_sys->p_timeout, p_demux );
1059 for( i = 0; i < p_sys->i_track; i++ )
1061 if( !p_sys->track[i]->b_rtcp_sync )
1062 p_sys->track[i]->i_pts = (int64_t) ( p_sys->track[i]->sub->rtpInfo.timestamp * (double)1000000.0 );
1063 p_sys->track[i]->i_start_seq = (int)p_sys->track[i]->sub->rtpInfo.seqNum;
1064 msg_Info( p_demux, "set startseq: %u", p_sys->track[i]->i_start_seq );
1067 /* Retrieve the starttime if possible */
1068 p_sys->i_npt_start = (int64_t)( p_sys->ms->playStartTime() * (double)1000000.0 );
1069 if( p_sys->i_npt_start < 0 )
1070 p_sys->i_npt_start = -1;
1072 p_sys->i_npt_length = (int64_t)( p_sys->ms->playEndTime() * (double)1000000.0 );
1073 if( p_sys->i_npt_length < 0 )
1074 p_sys->i_npt_length = -1;
1076 msg_Dbg( p_demux, "play start: %lld stop:%lld", p_sys->i_npt_start, p_sys->i_npt_length );
1081 /*****************************************************************************
1083 *****************************************************************************/
1084 static int Demux( demux_t *p_demux )
1086 demux_sys_t *p_sys = p_demux->p_sys;
1089 bool b_send_pcr = true;
1093 /* Check if we need to send the server a Keep-A-Live signal */
1094 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1096 char *psz_bye = NULL;
1097 p_sys->rtsp->getMediaSessionParameter( *p_sys->ms, NULL, psz_bye );
1098 p_sys->b_timeout_call = false;
1102 for( i = 0; i < p_sys->i_track; i++ )
1104 live_track_t *tk = p_sys->track[i];
1106 if( tk->b_asf || tk->b_muxed )
1113 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1119 if( p_sys->i_pcr > 0 )
1122 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pcr );
1125 /* First warn we want to read data */
1127 for( i = 0; i < p_sys->i_track; i++ )
1129 live_track_t *tk = p_sys->track[i];
1131 if( tk->waiting == 0 )
1134 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1135 StreamRead, tk, StreamClose, tk );
1138 /* Create a task that will be called if we wait more than 300ms */
1139 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterrupt, p_demux );
1142 p_sys->scheduler->doEventLoop( &p_sys->event );
1144 /* remove the task */
1145 p_sys->scheduler->unscheduleDelayedTask( task );
1147 /* Check for gap in pts value */
1148 for( i = 0; i < p_sys->i_track; i++ )
1150 live_track_t *tk = p_sys->track[i];
1152 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1153 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1155 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1157 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1158 tk->b_rtcp_sync = true;
1166 if( p_sys->b_multicast && p_sys->b_no_data &&
1167 ( p_sys->i_no_data_ti > 120 ) )
1169 /* FIXME Make this configurable
1170 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1174 else if( !p_sys->b_multicast && p_sys->b_no_data &&
1175 ( p_sys->i_no_data_ti > 34 ) )
1177 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1178 var_GetBool( p_demux, "rtsp-http" );
1180 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1182 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1183 if( RollOverTcp( p_demux ) )
1185 msg_Err( p_demux, "TCP rollover failed, aborting" );
1190 msg_Err( p_demux, "no data received in 10s, aborting" );
1193 else if( !p_sys->b_multicast && p_sys->i_no_data_ti > 34 )
1196 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1199 return p_demux->b_error ? 0 : 1;
1202 /*****************************************************************************
1204 *****************************************************************************/
1205 static int Control( demux_t *p_demux, int i_query, va_list args )
1207 demux_sys_t *p_sys = p_demux->p_sys;
1210 bool *pb, *pb2, b_bool;
1215 case DEMUX_GET_TIME:
1216 return VLC_EGENERIC;
1218 case DEMUX_GET_LENGTH:
1219 pi64 = (int64_t*)va_arg( args, int64_t * );
1220 if( p_sys->i_npt_length > 0 )
1222 *pi64 = p_sys->i_npt_length;
1225 return VLC_EGENERIC;
1227 case DEMUX_GET_POSITION:
1228 return VLC_EGENERIC;
1230 case DEMUX_SET_POSITION:
1234 f = (double)va_arg( args, double );
1235 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1238 time = f * (double)p_sys->i_npt_length / (double)1000000.0; /* in second */
1239 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, time, -1, 1 ) )
1241 msg_Err( p_demux, "PLAY failed %s",
1242 p_sys->env->getResultMsg() );
1243 return VLC_EGENERIC;
1245 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1248 /* Retrieve RTP-Info values */
1249 for( i = 0; i < p_sys->i_track; i++ )
1251 p_sys->track[i]->b_rtcp_sync = false;
1252 p_sys->track[i]->i_pts = (int64_t) ( p_sys->track[i]->sub->rtpInfo.timestamp * (double)1000000.0 );
1253 p_sys->track[i]->i_start_seq = p_sys->track[i]->sub->rtpInfo.seqNum;
1254 msg_Info( p_demux, "set pos startseq: %u", p_sys->track[i]->i_start_seq );
1257 /* Retrieve the starttime if possible */
1258 p_sys->i_npt_start = (int64_t)( p_sys->ms->playStartTime() * (double)1000000.0 );
1259 if( p_sys->i_npt_start < 0 )
1260 p_sys->i_npt_start = -1;
1262 /* Retrieve the duration if possible */
1263 p_sys->i_npt_length = (int64_t)( p_sys->ms->playEndTime() * (double)1000000.0 );
1264 if( p_sys->i_npt_length < 0 )
1265 p_sys->i_npt_length = -1;
1267 msg_Dbg( p_demux, "seek start: %lld stop:%lld", p_sys->i_npt_start, p_sys->i_npt_length );
1270 return VLC_EGENERIC;
1272 /* Special for access_demux */
1273 case DEMUX_CAN_PAUSE:
1274 case DEMUX_CAN_SEEK:
1275 pb = (bool*)va_arg( args, bool * );
1276 if( p_sys->rtsp && p_sys->i_npt_length )
1277 /* Not always true, but will be handled in SET_PAUSE_STATE */
1283 case DEMUX_CAN_CONTROL_PACE:
1284 pb = (bool*)va_arg( args, bool * );
1286 #if 1 /* Disable for now until we have a clock synchro algo
1287 * which works with something else than MPEG over UDP */
1295 case DEMUX_CAN_CONTROL_RATE:
1296 pb = (bool*)va_arg( args, bool * );
1297 pb2 = (bool*)va_arg( args, bool * );
1299 *pb = p_sys->rtsp != NULL && p_sys->i_npt_length > 0 && !var_GetBool( p_demux, "rtsp-kasenna" );
1303 case DEMUX_SET_RATE:
1307 if( !p_sys->rtsp || p_sys->i_npt_length <= 0 || var_GetBool( p_demux, "rtsp-kasenna" ) )
1308 return VLC_EGENERIC;
1310 /* TODO we might want to ensure that the new rate is different from
1311 * old rate after playMediaSession...
1312 * I have no idea how the server map the requested rate to the
1315 * current is x2 we request x1.5 if the server return x2 we will
1316 * never succeed to return to x1.
1317 * In this case we should retry with a lower rate until we have
1321 pi_int = (int*)va_arg( args, int * );
1322 f_scale = (double)INPUT_RATE_DEFAULT / (*p_int);
1324 /* Passing -1 for the start and end time will mean liveMedia won't
1325 * create a Range: section for the RTSP message. The server should
1326 * pick up from the current position */
1327 if( !p_sys->rtsp->playMediaSession( *p_sys->ms, -1, -1, f_scale ) )
1329 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1330 p_sys->env->getResultMsg() );
1331 return VLC_EGENERIC;
1333 /* ReSync the stream */
1334 p_sys->i_npt_start = 0;
1336 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1338 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() + 0.5 );
1343 case DEMUX_SET_PAUSE_STATE:
1347 b_bool = (bool)va_arg( args, int );
1348 if( p_sys->rtsp == NULL )
1349 return VLC_EGENERIC;
1352 if( ( b_bool && !p_sys->rtsp->pauseMediaSession( *p_sys->ms ) ) ||
1353 ( !b_bool && !p_sys->rtsp->playMediaSession( *p_sys->ms,
1356 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1357 return VLC_EGENERIC;
1360 /* When we Pause, we'll need the TimeoutPrevention thread to
1361 * handle sending the "Keep Alive" message to the server.
1362 * Unfortunately Live555 isn't thread safe and so can't
1363 * do this normally while the main Demux thread is handling
1364 * a live stream. We end up with the Timeout thread blocking
1365 * waiting for a response from the server. So when we PAUSE
1366 * we set a flag that the TimeoutPrevention function will check
1367 * and if it's set, it will trigger the GET_PARAMETER message */
1368 if( b_bool && p_sys->p_timeout != NULL )
1369 p_sys->p_timeout->b_handle_keep_alive = true;
1370 else if( !b_bool && p_sys->p_timeout != NULL )
1371 p_sys->p_timeout->b_handle_keep_alive = false;
1373 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1376 for( i = 0; i < p_sys->i_track; i++ )
1378 if( !p_sys->track[i]->b_rtcp_sync )
1379 p_sys->track[i]->i_pts = 0; // (int64_t) ( p_sys->track[i]->sub->rtpInfo.timestamp * (double)1000000.0 );
1380 p_sys->track[i]->i_start_seq = p_sys->track[i]->sub->rtpInfo.seqNum;
1381 msg_Info( p_demux, "set pause startseq: %u", p_sys->track[i]->i_start_seq );
1384 /* Retrieve the starttime if possible */
1385 p_sys->i_npt_start = (int64_t)( p_sys->ms->playStartTime() * (double)1000000.0 );
1386 if( p_sys->i_npt_start < 0 )
1387 p_sys->i_npt_start = -1;
1389 /* Retrieve the duration if possible */
1390 p_sys->i_npt_length = (int64_t)( p_sys->ms->playEndTime() * (double)1000000.0 );
1391 if( p_sys->i_npt_length < 0 )
1392 p_sys->i_npt_length = -1;
1394 msg_Dbg( p_demux, "pause start: %lld stop:%lld", p_sys->i_npt_start, p_sys->i_npt_length );
1397 case DEMUX_GET_TITLE_INFO:
1398 case DEMUX_SET_TITLE:
1399 case DEMUX_SET_SEEKPOINT:
1400 return VLC_EGENERIC;
1402 case DEMUX_GET_PTS_DELAY:
1403 pi64 = (int64_t*)va_arg( args, int64_t * );
1404 *pi64 = (int64_t)var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1408 return VLC_EGENERIC;
1412 /*****************************************************************************
1413 * RollOverTcp: reopen the rtsp into TCP mode
1414 * XXX: ugly, a lot of code are duplicated from Open()
1415 * This should REALLY be fixed
1416 *****************************************************************************/
1417 static int RollOverTcp( demux_t *p_demux )
1419 demux_sys_t *p_sys = p_demux->p_sys;
1422 var_SetBool( p_demux, "rtsp-tcp", true );
1424 /* We close the old RTSP session */
1425 for( i = 0; i < p_sys->i_track; i++ )
1427 live_track_t *tk = p_sys->track[i];
1429 if( tk->b_muxed ) stream_DemuxDelete( tk->p_out_muxed );
1430 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1431 es_format_Clean( &tk->fmt );
1432 free( tk->p_buffer );
1435 if( p_sys->i_track ) free( p_sys->track );
1436 if( p_sys->p_out_asf ) stream_DemuxDelete( p_sys->p_out_asf );
1438 p_sys->rtsp->teardownMediaSession( *p_sys->ms );
1439 Medium::close( p_sys->ms );
1440 RTSPClient::close( p_sys->rtsp );
1444 p_sys->track = NULL;
1447 /* Reopen rtsp client */
1448 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1450 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1455 if( p_sys->p_sdp == NULL )
1457 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1461 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1463 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1467 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1473 return VLC_EGENERIC;
1477 /*****************************************************************************
1479 *****************************************************************************/
1480 static void StreamRead( void *p_private, unsigned int i_size,
1481 unsigned int i_truncated_bytes, struct timeval pts,
1482 unsigned int duration )
1484 live_track_t *tk = (live_track_t*)p_private;
1485 demux_t *p_demux = tk->p_demux;
1486 demux_sys_t *p_sys = p_demux->p_sys;
1489 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1491 int64_t i_pts = (uint64_t)pts.tv_sec * UINT64_C(1000000) +
1492 (uint64_t)pts.tv_usec;
1494 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1495 i_pts &= UINT64_C(0x00ffffffffffffff);
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;
1642 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1643 p_block->i_dts = ( tk->fmt.i_codec == VLC_FOURCC( 'm', 'p', 'g', 'v' ) ) ? 0 : i_pts;
1648 stream_DemuxSend( tk->p_out_muxed, p_block );
1650 else if( tk->b_asf )
1652 stream_DemuxSend( p_sys->p_out_asf, p_block );
1656 es_out_Send( p_demux->out, tk->p_es, p_block );
1659 /* warn that's ok */
1660 p_sys->event = 0xff;
1662 /* we have read data */
1664 p_demux->p_sys->b_no_data = false;
1665 p_demux->p_sys->i_no_data_ti = 0;
1667 if( i_pts > 0 && !tk->b_muxed )
1673 /*****************************************************************************
1675 *****************************************************************************/
1676 static void StreamClose( void *p_private )
1678 live_track_t *tk = (live_track_t*)p_private;
1679 demux_t *p_demux = tk->p_demux;
1680 demux_sys_t *p_sys = p_demux->p_sys;
1682 msg_Dbg( p_demux, "StreamClose" );
1684 p_sys->event = 0xff;
1685 p_demux->b_error = true;
1689 /*****************************************************************************
1691 *****************************************************************************/
1692 static void TaskInterrupt( void *p_private )
1694 demux_t *p_demux = (demux_t*)p_private;
1696 p_demux->p_sys->i_no_data_ti++;
1699 p_demux->p_sys->event = 0xff;
1702 /*****************************************************************************
1704 *****************************************************************************/
1705 static void TimeoutPrevention( timeout_thread_t *p_timeout )
1707 p_timeout->b_die = false;
1708 p_timeout->i_remain = (int64_t)p_timeout->p_sys->i_timeout -2;
1709 p_timeout->i_remain *= 1000000;
1711 vlc_thread_ready( p_timeout );
1714 while( vlc_object_alive (p_timeout) )
1716 if( p_timeout->i_remain <= 0 )
1718 char *psz_bye = NULL;
1719 p_timeout->i_remain = (int64_t)p_timeout->p_sys->i_timeout -2;
1720 p_timeout->i_remain *= 1000000;
1721 msg_Dbg( p_timeout, "reset the timeout timer" );
1722 if( p_timeout->b_handle_keep_alive == true )
1724 p_timeout->p_sys->rtsp->getMediaSessionParameter( *p_timeout->p_sys->ms, NULL, psz_bye );
1725 p_timeout->p_sys->b_timeout_call = false;
1729 p_timeout->p_sys->b_timeout_call = true;
1732 p_timeout->i_remain -= 200000;
1733 msleep( 200000 ); /* 200 ms */
1737 /*****************************************************************************
1739 *****************************************************************************/
1740 static int b64_decode( char *dest, char *src );
1742 static int ParseASF( demux_t *p_demux )
1744 demux_sys_t *p_sys = p_demux->p_sys;
1746 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1747 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1751 /* Parse the asf header */
1752 if( psz_asf == NULL )
1753 return VLC_EGENERIC;
1755 psz_asf += strlen( psz_marker );
1756 psz_asf = strdup( psz_asf ); /* Duplicate it */
1757 psz_end = strchr( psz_asf, '\n' );
1759 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
1762 if( psz_asf >= psz_end )
1765 return VLC_EGENERIC;
1768 /* Always smaller */
1769 p_header = block_New( p_demux, psz_end - psz_asf );
1770 p_header->i_buffer = b64_decode( (char*)p_header->p_buffer, psz_asf );
1771 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
1772 if( p_header->i_buffer <= 0 )
1775 return VLC_EGENERIC;
1778 /* Parse it to get packet size */
1779 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
1781 /* Send it to demuxer */
1782 stream_DemuxSend( p_sys->p_out_asf, p_header );
1789 static unsigned char* parseH264ConfigStr( char const* configStr,
1790 unsigned int& configSize )
1793 int i, i_records = 1;
1798 if( configStr == NULL || *configStr == '\0' )
1801 psz = dup = strdup( configStr );
1803 /* Count the number of comma's */
1804 for( psz = dup; *psz != '\0'; ++psz )
1813 unsigned char *cfg = new unsigned char[5 * strlen(dup)];
1815 for( i = 0; i < i_records; i++ )
1817 cfg[configSize++] = 0x00;
1818 cfg[configSize++] = 0x00;
1819 cfg[configSize++] = 0x00;
1820 cfg[configSize++] = 0x01;
1822 configSize += b64_decode( (char*)&cfg[configSize], psz );
1823 psz += strlen(psz)+1;
1830 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
1831 static int b64_decode( char *dest, char *src )
1833 const char *dest_start = dest;
1837 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 00-0F */
1838 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 10-1F */
1839 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63, /* 20-2F */
1840 52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1, /* 30-3F */
1841 -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, /* 40-4F */
1842 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1, /* 50-5F */
1843 -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40, /* 60-6F */
1844 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1, /* 70-7F */
1845 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 80-8F */
1846 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 90-9F */
1847 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* A0-AF */
1848 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* B0-BF */
1849 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* C0-CF */
1850 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* D0-DF */
1851 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* E0-EF */
1852 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 /* F0-FF */
1855 for( i_level = 0; *src != '\0'; src++ )
1859 c = b64[(unsigned int)*src];
1871 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
1875 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
1879 *dest++ = ( ( last &0x03 ) << 6 ) | c;
1887 return dest - dest_start;