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x11 factory: use vlc_readdir
[vlc/solaris.git] / modules / demux / live555.cpp
blob28afd33a6c929688e89827e3600bd3057a9c94d7
1 /*****************************************************************************
2 * live555.cpp : LIVE555 Streaming Media support.
3 *****************************************************************************
4 * Copyright (C) 2003-2007 the VideoLAN team
5 * $Id$
6 *
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
10 * Sébastien Escudier <sebastien-devel celeos eu>
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
26
27 /*****************************************************************************
28 * Preamble
29 *****************************************************************************/
30
31 /* For inttypes.h
32 * Note: config.h may include inttypes.h, so make sure we define this option
33 * early enough. */
34 #define __STDC_CONSTANT_MACROS 1
35
36 #ifdef HAVE_CONFIG_H
37 # include "config.h"
38 #endif
39
40 #include <inttypes.h>
41
42 #include <vlc_common.h>
43 #include <vlc_plugin.h>
44 #include <vlc_input.h>
45 #include <vlc_demux.h>
46 #include <vlc_dialog.h>
47 #include <vlc_url.h>
48 #include <vlc_strings.h>
49
50 #include <limits.h>
51 #include <assert.h>
52
53
54 #if defined( WIN32 )
55 # include <winsock2.h>
56 #endif
57
58 #include <UsageEnvironment.hh>
59 #include <BasicUsageEnvironment.hh>
60 #include <GroupsockHelper.hh>
61 #include <liveMedia.hh>
62 #include <liveMedia_version.hh>
63
64 extern "C" {
65 #include "../access/mms/asf.h" /* Who said ugly ? */
66 }
67
68 using namespace std;
69
70 /*****************************************************************************
71 * Module descriptor
72 *****************************************************************************/
73 static int Open ( vlc_object_t * );
74 static void Close( vlc_object_t * );
75
76 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
77 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and nonstandard " \
78 "dialect of RTSP. With this parameter VLC will try this dialect, but "\
79 "then it cannot connect to normal RTSP servers." )
80
81 #define WMSERVER_TEXT N_("WMServer RTSP dialect")
82 #define WMSERVER_LONGTEXT N_("WMServer uses a nonstandard dialect " \
83 "of RTSP. Selecting this parameter will tell VLC to assume some " \
84 "options contrary to RFC 2326 guidelines.")
85
86 #define USER_TEXT N_("RTSP user name")
87 #define USER_LONGTEXT N_("Sets the username for the connection, " \
88 "if no username or password are set in the url.")
89 #define PASS_TEXT N_("RTSP password")
90 #define PASS_LONGTEXT N_("Sets the password for the connection, " \
91 "if no username or password are set in the url.")
92
93 vlc_module_begin ()
94 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
95 set_capability( "demux", 50 )
96 set_shortname( "RTP/RTSP")
97 set_callbacks( Open, Close )
98 add_shortcut( "live", "livedotcom" )
99 set_category( CAT_INPUT )
100 set_subcategory( SUBCAT_INPUT_DEMUX )
101
102 add_submodule ()
103 set_description( N_("RTSP/RTP access and demux") )
104 add_shortcut( "rtsp", "pnm", "live", "livedotcom" )
105 set_capability( "access_demux", 0 )
106 set_callbacks( Open, Close )
107 add_bool( "rtsp-tcp", false,
108 N_("Use RTP over RTSP (TCP)"),
109 N_("Use RTP over RTSP (TCP)"), true )
110 change_safe()
111 add_integer( "rtp-client-port", -1,
112 N_("Client port"),
113 N_("Port to use for the RTP source of the session"), true )
114 add_bool( "rtsp-mcast", false,
115 N_("Force multicast RTP via RTSP"),
116 N_("Force multicast RTP via RTSP"), true )
117 change_safe()
118 add_bool( "rtsp-http", false,
119 N_("Tunnel RTSP and RTP over HTTP"),
120 N_("Tunnel RTSP and RTP over HTTP"), true )
121 change_safe()
122 add_integer( "rtsp-http-port", 80,
123 N_("HTTP tunnel port"),
124 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
125 true )
126 add_bool( "rtsp-kasenna", false, KASENNA_TEXT,
127 KASENNA_LONGTEXT, true )
128 change_safe()
129 add_bool( "rtsp-wmserver", false, WMSERVER_TEXT,
130 WMSERVER_LONGTEXT, true)
131 change_safe()
132 add_string( "rtsp-user", NULL, USER_TEXT,
133 USER_LONGTEXT, true )
134 change_safe()
135 add_password( "rtsp-pwd", NULL, PASS_TEXT,
136 PASS_LONGTEXT, true )
137 change_safe()
138 vlc_module_end ()
139
140
141 /*****************************************************************************
142 * Local prototypes
143 *****************************************************************************/
144
145 typedef struct
146 {
147 demux_t *p_demux;
148 MediaSubsession *sub;
149
150 es_format_t fmt;
151 es_out_id_t *p_es;
152
153 bool b_muxed;
154 bool b_quicktime;
155 bool b_asf;
156 block_t *p_asf_block;
157 bool b_discard_trunc;
158 stream_t *p_out_muxed; /* for muxed stream */
159
160 uint8_t *p_buffer;
161 unsigned int i_buffer;
162
163 bool b_rtcp_sync;
164 char waiting;
165 int64_t i_pts;
166 float i_npt;
167
168 bool b_selected;
169
170 } live_track_t;
171
172 struct timeout_thread_t
173 {
174 demux_sys_t *p_sys;
175 vlc_thread_t handle;
176 bool b_handle_keep_alive;
177 };
178
179 class RTSPClientVlc;
180
181 struct demux_sys_t
182 {
183 char *p_sdp; /* XXX mallocated */
184 char *psz_path; /* URL-encoded path */
185 vlc_url_t url;
186
187 MediaSession *ms;
188 TaskScheduler *scheduler;
189 UsageEnvironment *env ;
190 RTSPClientVlc *rtsp;
191
192 /* */
193 int i_track;
194 live_track_t **track;
195
196 /* Weird formats */
197 asf_header_t asfh;
198 stream_t *p_out_asf;
199 bool b_real;
200
201 /* */
202 int64_t i_pcr; /* The clock */
203 float i_npt;
204 float i_npt_length;
205 float i_npt_start;
206
207 /* timeout thread information */
208 int i_timeout; /* session timeout value in seconds */
209 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
210 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
211
212 /* */
213 bool b_force_mcast;
214 bool b_multicast; /* if one of the tracks is multicasted */
215 bool b_no_data; /* if we never received any data */
216 int i_no_data_ti; /* consecutive number of TaskInterrupt */
217
218 char event_rtsp;
219 char event_data;
220
221 bool b_get_param; /* Does the server support GET_PARAMETER */
222 bool b_paused; /* Are we paused? */
223 bool b_error;
224 int i_live555_ret; /* live555 callback return code */
225
226 float f_seek_request;/* In case we receive a seek request while paused*/
227 };
228
229
230 class RTSPClientVlc : public RTSPClient
231 {
232 public:
233 RTSPClientVlc( UsageEnvironment& env, char const* rtspURL, int verbosityLevel,
234 char const* applicationName, portNumBits tunnelOverHTTPPortNum,
235 demux_sys_t *p_sys) :
236 RTSPClient( env, rtspURL, verbosityLevel, applicationName,
237 tunnelOverHTTPPortNum )
238 {
239 this->p_sys = p_sys;
240 }
241 demux_sys_t *p_sys;
242 };
243
244 static int Demux ( demux_t * );
245 static int Control( demux_t *, int, va_list );
246
247 static int Connect ( demux_t * );
248 static int SessionsSetup( demux_t * );
249 static int Play ( demux_t *);
250 static int ParseASF ( demux_t * );
251 static int RollOverTcp ( demux_t * );
252
253 static void StreamRead ( void *, unsigned int, unsigned int,
254 struct timeval, unsigned int );
255 static void StreamClose ( void * );
256 static void TaskInterruptData( void * );
257 static void TaskInterruptRTSP( void * );
258
259 static void* TimeoutPrevention( void * );
260
261 static unsigned char* parseH264ConfigStr( char const* configStr,
262 unsigned int& configSize );
263
264 /*****************************************************************************
265 * DemuxOpen:
266 *****************************************************************************/
267 static int Open ( vlc_object_t *p_this )
268 {
269 demux_t *p_demux = (demux_t*)p_this;
270 demux_sys_t *p_sys = NULL;
271
272 int i_return;
273 int i_error = VLC_EGENERIC;
274
275 if( p_demux->s )
276 {
277 /* See if it looks like a SDP
278 v, o, s fields are mandatory and in this order */
279 const uint8_t *p_peek;
280 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
281
282 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
283 memcmp( p_peek, "v=0\n", 4 ) &&
284 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
285 {
286 return VLC_EGENERIC;
287 }
288 }
289
290 p_demux->pf_demux = Demux;
291 p_demux->pf_control= Control;
292 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
293 if( !p_sys ) return VLC_ENOMEM;
294
295 msg_Dbg( p_demux, "version "LIVEMEDIA_LIBRARY_VERSION_STRING );
296
297 p_sys->p_sdp = NULL;
298 p_sys->scheduler = NULL;
299 p_sys->env = NULL;
300 p_sys->ms = NULL;
301 p_sys->rtsp = NULL;
302 TAB_INIT( p_sys->i_track, p_sys->track );
303 p_sys->i_pcr = 0;
304 p_sys->i_npt = 0.;
305 p_sys->i_npt_start = 0.;
306 p_sys->i_npt_length = 0.;
307 p_sys->p_out_asf = NULL;
308 p_sys->b_no_data = true;
309 p_sys->i_no_data_ti = 0;
310 p_sys->p_timeout = NULL;
311 p_sys->i_timeout = 0;
312 p_sys->b_timeout_call = false;
313 p_sys->b_multicast = false;
314 p_sys->b_real = false;
315 p_sys->psz_path = strdup( p_demux->psz_location );
316 p_sys->b_force_mcast = var_InheritBool( p_demux, "rtsp-mcast" );
317 p_sys->b_get_param = false;
318 p_sys->b_paused = false;
319 p_sys->f_seek_request = -1;
320 p_sys->b_error = false;
321 p_sys->i_live555_ret = 0;
322
323 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
324 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
325
326 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
327 {
328 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
329 goto error;
330 }
331 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
332 {
333 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
334 goto error;
335 }
336
337 if( strcasecmp( p_demux->psz_access, "sdp" ) )
338 {
339 char *p = p_sys->psz_path;
340 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
341 }
342
343 if( p_demux->s != NULL )
344 {
345 /* Gather the complete sdp file */
346 int i_sdp = 0;
347 int i_sdp_max = 1000;
348 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
349
350 if( !p_sdp )
351 {
352 i_error = VLC_ENOMEM;
353 goto error;
354 }
355
356 for( ;; )
357 {
358 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
359 i_sdp_max - i_sdp - 1 );
360
361 if( !vlc_object_alive (p_demux) )
362 {
363 free( p_sdp );
364 goto error;
365 }
366
367 if( i_read < 0 )
368 {
369 msg_Err( p_demux, "failed to read SDP" );
370 free( p_sdp );
371 goto error;
372 }
373
374 i_sdp += i_read;
375
376 if( i_read < i_sdp_max - i_sdp - 1 )
377 {
378 p_sdp[i_sdp] = '\0';
379 break;
380 }
381
382 i_sdp_max += 1000;
383 p_sdp = (uint8_t*)xrealloc( p_sdp, i_sdp_max );
384 }
385 p_sys->p_sdp = (char*)p_sdp;
386 }
387 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
388 {
389 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
390 goto error;
391 }
392
393 if( p_sys->p_sdp == NULL )
394 {
395 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
396 i_error = VLC_ENOMEM;
397 goto error;
398 }
399
400 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
401 {
402 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
403 goto error;
404 }
405
406 if( p_sys->b_real ) goto error;
407
408 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
409 goto error;
410
411 if( p_sys->p_out_asf && ParseASF( p_demux ) )
412 {
413 msg_Err( p_demux, "cannot find a usable asf header" );
414 /* TODO Clean tracks */
415 goto error;
416 }
417
418 if( p_sys->i_track <= 0 )
419 goto error;
420
421 return VLC_SUCCESS;
422
423 error:
424 Close( p_this );
425 return i_error;
426 }
427
428 /*****************************************************************************
429 * DemuxClose:
430 *****************************************************************************/
431 static void Close( vlc_object_t *p_this )
432 {
433 demux_t *p_demux = (demux_t*)p_this;
434 demux_sys_t *p_sys = p_demux->p_sys;
435
436 if( p_sys->p_timeout )
437 {
438 vlc_cancel( p_sys->p_timeout->handle );
439 vlc_join( p_sys->p_timeout->handle, NULL );
440 free( p_sys->p_timeout );
441 }
442
443 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
444 if( p_sys->ms ) Medium::close( p_sys->ms );
445 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
446 if( p_sys->env ) p_sys->env->reclaim();
447
448 for( int i = 0; i < p_sys->i_track; i++ )
449 {
450 live_track_t *tk = p_sys->track[i];
451
452 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
453 es_format_Clean( &tk->fmt );
454 free( tk->p_buffer );
455 free( tk );
456 }
457 TAB_CLEAN( p_sys->i_track, p_sys->track );
458 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
459 delete p_sys->scheduler;
460 free( p_sys->p_sdp );
461 free( p_sys->psz_path );
462
463 vlc_UrlClean( &p_sys->url );
464
465 free( p_sys );
466 }
467
468 static inline const char *strempty( const char *s ) { return s?s:""; }
469 static inline Boolean toBool( bool b ) { return b?True:False; } // silly, no?
470
471 static void default_live555_callback( RTSPClient* client, int result_code, char* result_string )
472 {
473 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> ( client );
474 demux_sys_t *p_sys = client_vlc->p_sys;
475 delete []result_string;
476 p_sys->i_live555_ret = result_code;
477 p_sys->b_error = p_sys->i_live555_ret != 0;
478 p_sys->event_rtsp = 1;
479 }
480
481 /* return true if the RTSP command succeeded */
482 static bool wait_Live555_response( demux_t *p_demux, int i_timeout = 0 /* ms */ )
483 {
484 TaskToken task;
485 demux_sys_t * p_sys = p_demux->p_sys;
486 p_sys->event_rtsp = 0;
487 if( i_timeout > 0 )
488 {
489 /* Create a task that will be called if we wait more than timeout ms */
490 task = p_sys->scheduler->scheduleDelayedTask( i_timeout*1000,
491 TaskInterruptRTSP,
492 p_demux );
493 }
494 p_sys->event_rtsp = 0;
495 p_sys->b_error = true;
496 p_sys->i_live555_ret = 0;
497 p_sys->scheduler->doEventLoop( &p_sys->event_rtsp );
498 //here, if b_error is true and i_live555_ret = 0 we didn't receive a response
499 if( i_timeout > 0 )
500 {
501 /* remove the task */
502 p_sys->scheduler->unscheduleDelayedTask( task );
503 }
504 return !p_sys->b_error;
505 }
506
507 static void continueAfterDESCRIBE( RTSPClient* client, int result_code,
508 char* result_string )
509 {
510 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> ( client );
511 demux_sys_t *p_sys = client_vlc->p_sys;
512 p_sys->i_live555_ret = result_code;
513 if ( result_code == 0 )
514 {
515 char* sdpDescription = result_string;
516 free( p_sys->p_sdp );
517 p_sys->p_sdp = NULL;
518 if( sdpDescription )
519 {
520 p_sys->p_sdp = strdup( sdpDescription );
521 p_sys->b_error = false;
522 }
523 }
524 else
525 p_sys->b_error = true;
526 delete[] result_string;
527 p_sys->event_rtsp = 1;
528 }
529
530 static void continueAfterOPTIONS( RTSPClient* client, int result_code,
531 char* result_string )
532 {
533 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> (client);
534 demux_sys_t *p_sys = client_vlc->p_sys;
535 p_sys->i_live555_ret = result_code;
536 if ( result_code != 0 )
537 {
538 p_sys->b_error = true;
539 p_sys->event_rtsp = 1;
540 }
541 else
542 {
543 p_sys->b_get_param = result_string != NULL && strstr( result_string, "GET_PARAMETER" ) != NULL;
544 client->sendDescribeCommand( continueAfterDESCRIBE );
545 }
546 delete[] result_string;
547 }
548
549 /*****************************************************************************
550 * Connect: connects to the RTSP server to setup the session DESCRIBE
551 *****************************************************************************/
552 static int Connect( demux_t *p_demux )
553 {
554 demux_sys_t *p_sys = p_demux->p_sys;
555 Authenticator authenticator;
556 char *psz_user = NULL;
557 char *psz_pwd = NULL;
558 char *psz_url = NULL;
559 int i_http_port = 0;
560 int i_ret = VLC_SUCCESS;
561 const int i_timeout = var_InheritInteger( p_demux, "ipv4-timeout" );
562
563 /* Get the user name and password */
564 if( p_sys->url.psz_username || p_sys->url.psz_password )
565 {
566 /* Create the URL by stripping away the username/password part */
567 if( p_sys->url.i_port == 0 )
568 p_sys->url.i_port = 554;
569 if( asprintf( &psz_url, "rtsp://%s:%d%s",
570 strempty( p_sys->url.psz_host ),
571 p_sys->url.i_port,
572 strempty( p_sys->url.psz_path ) ) == -1 )
573 return VLC_ENOMEM;
574
575 psz_user = strdup( strempty( p_sys->url.psz_username ) );
576 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
577 }
578 else
579 {
580 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
581 return VLC_ENOMEM;
582
583 psz_user = var_InheritString( p_demux, "rtsp-user" );
584 psz_pwd = var_InheritString( p_demux, "rtsp-pwd" );
585 }
586
587 createnew:
588 if( !vlc_object_alive (p_demux) )
589 {
590 i_ret = VLC_EGENERIC;
591 goto bailout;
592 }
593
594 if( var_CreateGetBool( p_demux, "rtsp-http" ) )
595 i_http_port = var_InheritInteger( p_demux, "rtsp-http-port" );
596
597 p_sys->rtsp = new RTSPClientVlc( *p_sys->env, psz_url,
598 var_InheritInteger( p_demux, "verbose" ) > 1 ? 1 : 0,
599 "LibVLC/"VERSION, i_http_port, p_sys );
600 if( !p_sys->rtsp )
601 {
602 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
603 p_sys->env->getResultMsg() );
604 i_ret = VLC_EGENERIC;
605 goto bailout;
606 }
607
608 /* Kasenna enables KeepAlive by analysing the User-Agent string.
609 * Appending _KA to the string should be enough to enable this feature,
610 * however, there is a bug where the _KA doesn't get parsed from the
611 * default User-Agent as created by VLC/Live555 code. This is probably due
612 * to spaces in the string or the string being too long. Here we override
613 * the default string with a more compact version.
614 */
615 if( var_InheritBool( p_demux, "rtsp-kasenna" ))
616 {
617 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
618 }
619
620 describe:
621 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
622
623 p_sys->rtsp->sendOptionsCommand( &continueAfterOPTIONS, &authenticator );
624
625 if( !wait_Live555_response( p_demux, i_timeout ) )
626 {
627 int i_code = p_sys->i_live555_ret;
628 if( i_code == 401 )
629 {
630 msg_Dbg( p_demux, "authentication failed" );
631
632 free( psz_user );
633 free( psz_pwd );
634 dialog_Login( p_demux, &psz_user, &psz_pwd,
635 _("RTSP authentication"), "%s",
636 _("Please enter a valid login name and a password.") );
637 if( psz_user != NULL && psz_pwd != NULL )
638 {
639 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
640 goto describe;
641 }
642 }
643 else if( i_code > 0 && i_code != 404 && !var_GetBool( p_demux, "rtsp-http" ) )
644 {
645 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
646 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
647 var_SetBool( p_demux, "rtsp-http", true );
648 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
649 p_sys->rtsp = NULL;
650 goto createnew;
651 }
652 else
653 {
654 if( i_code == 0 )
655 msg_Dbg( p_demux, "connection timeout" );
656 else
657 msg_Dbg( p_demux, "connection error %d", i_code );
658 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
659 p_sys->rtsp = NULL;
660 }
661 i_ret = VLC_EGENERIC;
662 }
663
664 bailout:
665 /* malloc-ated copy */
666 free( psz_url );
667 free( psz_user );
668 free( psz_pwd );
669
670 return i_ret;
671 }
672
673 /*****************************************************************************
674 * SessionsSetup: prepares the subsessions and does the SETUP
675 *****************************************************************************/
676 static int SessionsSetup( demux_t *p_demux )
677 {
678 demux_sys_t *p_sys = p_demux->p_sys;
679 MediaSubsessionIterator *iter = NULL;
680 MediaSubsession *sub = NULL;
681
682 bool b_rtsp_tcp;
683 int i_client_port;
684 int i_return = VLC_SUCCESS;
685 unsigned int i_buffer = 0;
686 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
687
688 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
689 var_GetBool( p_demux, "rtsp-http" );
690 i_client_port = var_InheritInteger( p_demux, "rtp-client-port" );
691
692 /* Create the session from the SDP */
693 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
694 {
695 msg_Err( p_demux, "Could not create the RTSP Session: %s",
696 p_sys->env->getResultMsg() );
697 return VLC_EGENERIC;
698 }
699
700 /* Initialise each media subsession */
701 iter = new MediaSubsessionIterator( *p_sys->ms );
702 while( ( sub = iter->next() ) != NULL )
703 {
704 Boolean bInit;
705 live_track_t *tk;
706
707 if( !vlc_object_alive (p_demux) )
708 {
709 delete iter;
710 return VLC_EGENERIC;
711 }
712
713 /* Value taken from mplayer */
714 if( !strcmp( sub->mediumName(), "audio" ) )
715 i_buffer = 100000;
716 else if( !strcmp( sub->mediumName(), "video" ) )
717 i_buffer = 2000000;
718 else if( !strcmp( sub->mediumName(), "text" ) )
719 ;
720 else continue;
721
722 if( i_client_port != -1 )
723 {
724 sub->setClientPortNum( i_client_port );
725 i_client_port += 2;
726 }
727
728 if( strcasestr( sub->codecName(), "REAL" ) )
729 {
730 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
731 p_sys->b_real = true; /* This is a problem, we'll handle it later */
732 continue;
733 }
734
735 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
736 bInit = sub->initiate( 0 );
737 else
738 bInit = sub->initiate();
739
740 if( !bInit )
741 {
742 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
743 sub->mediumName(), sub->codecName(),
744 p_sys->env->getResultMsg() );
745 }
746 else
747 {
748 if( sub->rtpSource() != NULL )
749 {
750 int fd = sub->rtpSource()->RTPgs()->socketNum();
751
752 /* Increase the buffer size */
753 if( i_buffer > 0 )
754 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
755
756 /* Increase the RTP reorder timebuffer just a bit */
757 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
758 }
759 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
760 sub->codecName() );
761
762 /* Issue the SETUP */
763 if( p_sys->rtsp )
764 {
765 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
766 toBool( b_rtsp_tcp ),
767 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
768 if( !wait_Live555_response( p_demux ) )
769 {
770 /* if we get an unsupported transport error, toggle TCP
771 * use and try again */
772 if( p_sys->i_live555_ret == 461 )
773 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
774 !toBool( b_rtsp_tcp ), False );
775 if( p_sys->i_live555_ret != 461 || !wait_Live555_response( p_demux ) )
776 {
777 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
778 sub->mediumName(), sub->codecName(),
779 p_sys->env->getResultMsg() );
780 continue;
781 }
782 else
783 {
784 var_SetBool( p_demux, "rtsp-tcp", true );
785 b_rtsp_tcp = true;
786 }
787 }
788 }
789
790 /* Check if we will receive data from this subsession for
791 * this track */
792 if( sub->readSource() == NULL ) continue;
793 if( !p_sys->b_multicast )
794 {
795 /* We need different rollover behaviour for multicast */
796 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
797 }
798
799 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
800 if( !tk )
801 {
802 delete iter;
803 return VLC_ENOMEM;
804 }
805 tk->p_demux = p_demux;
806 tk->sub = sub;
807 tk->p_es = NULL;
808 tk->b_quicktime = false;
809 tk->b_asf = false;
810 tk->p_asf_block = NULL;
811 tk->b_muxed = false;
812 tk->b_discard_trunc = false;
813 tk->p_out_muxed = NULL;
814 tk->waiting = 0;
815 tk->b_rtcp_sync = false;
816 tk->i_pts = VLC_TS_INVALID;
817 tk->i_npt = 0.;
818 tk->b_selected = true;
819 tk->i_buffer = 65536;
820 tk->p_buffer = (uint8_t *)malloc( 65536 );
821 if( !tk->p_buffer )
822 {
823 free( tk );
824 delete iter;
825 return VLC_ENOMEM;
826 }
827
828 /* Value taken from mplayer */
829 if( !strcmp( sub->mediumName(), "audio" ) )
830 {
831 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
832 tk->fmt.audio.i_channels = sub->numChannels();
833 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
834
835 if( !strcmp( sub->codecName(), "MPA" ) ||
836 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
837 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
838 {
839 tk->fmt.i_codec = VLC_CODEC_MPGA;
840 tk->fmt.audio.i_rate = 0;
841 }
842 else if( !strcmp( sub->codecName(), "AC3" ) )
843 {
844 tk->fmt.i_codec = VLC_CODEC_A52;
845 tk->fmt.audio.i_rate = 0;
846 }
847 else if( !strcmp( sub->codecName(), "L16" ) )
848 {
849 tk->fmt.i_codec = VLC_CODEC_S16B;
850 tk->fmt.audio.i_bitspersample = 16;
851 }
852 else if( !strcmp( sub->codecName(), "L20" ) )
853 {
854 tk->fmt.i_codec = VLC_CODEC_S20B;
855 tk->fmt.audio.i_bitspersample = 20;
856 }
857 else if( !strcmp( sub->codecName(), "L24" ) )
858 {
859 tk->fmt.i_codec = VLC_CODEC_S24B;
860 tk->fmt.audio.i_bitspersample = 24;
861 }
862 else if( !strcmp( sub->codecName(), "L8" ) )
863 {
864 tk->fmt.i_codec = VLC_CODEC_U8;
865 tk->fmt.audio.i_bitspersample = 8;
866 }
867 else if( !strcmp( sub->codecName(), "DAT12" ) )
868 {
869 tk->fmt.i_codec = VLC_CODEC_DAT12;
870 tk->fmt.audio.i_bitspersample = 12;
871 }
872 else if( !strcmp( sub->codecName(), "PCMU" ) )
873 {
874 tk->fmt.i_codec = VLC_CODEC_MULAW;
875 tk->fmt.audio.i_bitspersample = 8;
876 }
877 else if( !strcmp( sub->codecName(), "PCMA" ) )
878 {
879 tk->fmt.i_codec = VLC_CODEC_ALAW;
880 tk->fmt.audio.i_bitspersample = 8;
881 }
882 else if( !strncmp( sub->codecName(), "G726", 4 ) )
883 {
884 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
885 tk->fmt.audio.i_rate = 8000;
886 tk->fmt.audio.i_channels = 1;
887 if( !strcmp( sub->codecName()+5, "40" ) )
888 tk->fmt.i_bitrate = 40000;
889 else if( !strcmp( sub->codecName()+5, "32" ) )
890 tk->fmt.i_bitrate = 32000;
891 else if( !strcmp( sub->codecName()+5, "24" ) )
892 tk->fmt.i_bitrate = 24000;
893 else if( !strcmp( sub->codecName()+5, "16" ) )
894 tk->fmt.i_bitrate = 16000;
895 }
896 else if( !strcmp( sub->codecName(), "AMR" ) )
897 {
898 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
899 }
900 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
901 {
902 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
903 }
904 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
905 {
906 unsigned int i_extra;
907 uint8_t *p_extra;
908
909 tk->fmt.i_codec = VLC_CODEC_MP4A;
910
911 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
912 i_extra ) ) )
913 {
914 tk->fmt.i_extra = i_extra;
915 tk->fmt.p_extra = xmalloc( i_extra );
916 memcpy( tk->fmt.p_extra, p_extra, i_extra );
917 delete[] p_extra;
918 }
919 /* Because the "faad" decoder does not handle the LATM
920 * data length field at the start of each returned LATM
921 * frame, tell the RTP source to omit it. */
922 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
923 }
924 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
925 {
926 unsigned int i_extra;
927 uint8_t *p_extra;
928
929 tk->fmt.i_codec = VLC_CODEC_MP4A;
930
931 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
932 i_extra ) ) )
933 {
934 tk->fmt.i_extra = i_extra;
935 tk->fmt.p_extra = xmalloc( i_extra );
936 memcpy( tk->fmt.p_extra, p_extra, i_extra );
937 delete[] p_extra;
938 }
939 }
940 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
941 {
942 tk->b_asf = true;
943 if( p_sys->p_out_asf == NULL )
944 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
945 p_demux->out );
946 }
947 else if( !strcmp( sub->codecName(), "X-QT" ) ||
948 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
949 {
950 tk->b_quicktime = true;
951 }
952 else if( !strcmp( sub->codecName(), "SPEEX" ) )
953 {
954 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
955 if ( sub->rtpTimestampFrequency() )
956 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
957 else
958 {
959 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
960 tk->fmt.audio.i_rate = 8000;
961 }
962 }
963 }
964 else if( !strcmp( sub->mediumName(), "video" ) )
965 {
966 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
967 if( !strcmp( sub->codecName(), "MPV" ) )
968 {
969 tk->fmt.i_codec = VLC_CODEC_MPGV;
970 tk->fmt.b_packetized = false;
971 }
972 else if( !strcmp( sub->codecName(), "H263" ) ||
973 !strcmp( sub->codecName(), "H263-1998" ) ||
974 !strcmp( sub->codecName(), "H263-2000" ) )
975 {
976 tk->fmt.i_codec = VLC_CODEC_H263;
977 }
978 else if( !strcmp( sub->codecName(), "H261" ) )
979 {
980 tk->fmt.i_codec = VLC_CODEC_H261;
981 }
982 else if( !strcmp( sub->codecName(), "H264" ) )
983 {
984 unsigned int i_extra = 0;
985 uint8_t *p_extra = NULL;
986
987 tk->fmt.i_codec = VLC_CODEC_H264;
988 tk->fmt.b_packetized = false;
989
990 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
991 i_extra ) ) )
992 {
993 tk->fmt.i_extra = i_extra;
994 tk->fmt.p_extra = xmalloc( i_extra );
995 memcpy( tk->fmt.p_extra, p_extra, i_extra );
996
997 delete[] p_extra;
998 }
999 }
1000 else if( !strcmp( sub->codecName(), "JPEG" ) )
1001 {
1002 tk->fmt.i_codec = VLC_CODEC_MJPG;
1003 }
1004 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
1005 {
1006 unsigned int i_extra;
1007 uint8_t *p_extra;
1008
1009 tk->fmt.i_codec = VLC_CODEC_MP4V;
1010
1011 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
1012 i_extra ) ) )
1013 {
1014 tk->fmt.i_extra = i_extra;
1015 tk->fmt.p_extra = xmalloc( i_extra );
1016 memcpy( tk->fmt.p_extra, p_extra, i_extra );
1017 delete[] p_extra;
1018 }
1019 }
1020 else if( !strcmp( sub->codecName(), "X-QT" ) ||
1021 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
1022 !strcmp( sub->codecName(), "X-QDM" ) ||
1023 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
1024 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
1025 {
1026 tk->b_quicktime = true;
1027 }
1028 else if( !strcmp( sub->codecName(), "MP2T" ) )
1029 {
1030 tk->b_muxed = true;
1031 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
1032 }
1033 else if( !strcmp( sub->codecName(), "MP2P" ) ||
1034 !strcmp( sub->codecName(), "MP1S" ) )
1035 {
1036 tk->b_muxed = true;
1037 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
1038 p_demux->out );
1039 }
1040 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
1041 {
1042 tk->b_asf = true;
1043 if( p_sys->p_out_asf == NULL )
1044 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
1045 p_demux->out );;
1046 }
1047 else if( !strcmp( sub->codecName(), "DV" ) )
1048 {
1049 tk->b_muxed = true;
1050 tk->b_discard_trunc = true;
1051 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
1052 p_demux->out );
1053 }
1054 }
1055 else if( !strcmp( sub->mediumName(), "text" ) )
1056 {
1057 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
1058
1059 if( !strcmp( sub->codecName(), "T140" ) )
1060 {
1061 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1062 }
1063 }
1064
1065 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1066 {
1067 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1068 }
1069
1070 if( sub->rtcpInstance() != NULL )
1071 {
1072 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1073 }
1074
1075 if( tk->p_es || tk->b_quicktime || ( tk->b_muxed && tk->p_out_muxed ) ||
1076 ( tk->b_asf && p_sys->p_out_asf ) )
1077 {
1078 TAB_APPEND_CAST( (live_track_t **), p_sys->i_track, p_sys->track, tk );
1079 }
1080 else
1081 {
1082 /* BUG ??? */
1083 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1084 es_format_Clean( &tk->fmt );
1085 free( tk );
1086 }
1087 }
1088 }
1089 delete iter;
1090 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1091
1092 /* Retrieve the starttime if possible */
1093 p_sys->i_npt_start = p_sys->ms->playStartTime();
1094
1095 /* Retrieve the duration if possible */
1096 p_sys->i_npt_length = p_sys->ms->playEndTime();
1097
1098 /* */
1099 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1100
1101 /* */
1102 p_sys->b_no_data = true;
1103 p_sys->i_no_data_ti = 0;
1104
1105 return i_return;
1106 }
1107
1108 /*****************************************************************************
1109 * Play: starts the actual playback of the stream
1110 *****************************************************************************/
1111 static int Play( demux_t *p_demux )
1112 {
1113 demux_sys_t *p_sys = p_demux->p_sys;
1114
1115 if( p_sys->rtsp )
1116 {
1117 /* The PLAY */
1118 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->i_npt_start, -1, 1 );
1119
1120 if( !wait_Live555_response(p_demux) )
1121 {
1122 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1123 return VLC_EGENERIC;
1124 }
1125
1126 /* Retrieve the timeout value and set up a timeout prevention thread */
1127 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1128 if( p_sys->i_timeout <= 0 )
1129 p_sys->i_timeout = 60; /* default value from RFC2326 */
1130
1131 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1132 if( !p_sys->p_timeout && p_sys->b_get_param )
1133 {
1134 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1135 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1136 if( p_sys->p_timeout )
1137 {
1138 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1139 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1140 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1141 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1142 {
1143 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1144 free( p_sys->p_timeout );
1145 p_sys->p_timeout = NULL;
1146 }
1147 else
1148 msg_Dbg( p_demux, "spawned timeout thread" );
1149 }
1150 else
1151 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1152 }
1153 }
1154 p_sys->i_pcr = 0;
1155
1156 /* Retrieve the starttime if possible */
1157 p_sys->i_npt_start = p_sys->ms->playStartTime();
1158 if( p_sys->ms->playEndTime() > 0 )
1159 p_sys->i_npt_length = p_sys->ms->playEndTime();
1160
1161 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1162 return VLC_SUCCESS;
1163 }
1164
1165
1166 /*****************************************************************************
1167 * Demux:
1168 *****************************************************************************/
1169 static int Demux( demux_t *p_demux )
1170 {
1171 demux_sys_t *p_sys = p_demux->p_sys;
1172 TaskToken task;
1173
1174 bool b_send_pcr = true;
1175 int64_t i_pcr = 0;
1176 int i;
1177
1178 /* Check if we need to send the server a Keep-A-Live signal */
1179 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1180 {
1181 char *psz_bye = NULL;
1182 p_sys->rtsp->sendGetParameterCommand( *p_sys->ms, NULL, psz_bye );
1183 p_sys->b_timeout_call = false;
1184 }
1185
1186 for( i = 0; i < p_sys->i_track; i++ )
1187 {
1188 live_track_t *tk = p_sys->track[i];
1189
1190 if( tk->p_es )
1191 {
1192 bool b;
1193 es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1194 if( !b && tk->b_selected )
1195 {
1196 tk->b_selected = false;
1197 p_sys->rtsp->sendTeardownCommand( *tk->sub, NULL );
1198 }
1199 else if( b && !tk->b_selected)
1200 {
1201 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1202 var_GetBool( p_demux, "rtsp-http" );
1203 p_sys->rtsp->sendSetupCommand( *tk->sub, default_live555_callback, False,
1204 toBool( b_rtsp_tcp ),
1205 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
1206 if( !wait_Live555_response( p_demux ) )
1207 {
1208 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
1209 tk->sub->mediumName(), tk->sub->codecName(),
1210 p_sys->env->getResultMsg() );
1211 }
1212 else
1213 {
1214 p_sys->rtsp->sendPlayCommand( *tk->sub, default_live555_callback, -1, -1, p_sys->ms->scale() );
1215 if( !wait_Live555_response(p_demux) )
1216 {
1217 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1218 p_sys->rtsp->sendTeardownCommand( *tk->sub, NULL );
1219 }
1220 else
1221 tk->b_selected = true;
1222 }
1223 if( !tk->b_selected )
1224 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->p_es, false );
1225 }
1226 }
1227
1228 if( tk->b_asf || tk->b_muxed )
1229 b_send_pcr = false;
1230 #if 0
1231 if( i_pcr == 0 )
1232 {
1233 i_pcr = tk->i_pts;
1234 }
1235 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1236 {
1237 i_pcr = tk->i_pts ;
1238 }
1239 #endif
1240 }
1241 if( p_sys->i_pcr > 0 )
1242 {
1243 if( b_send_pcr )
1244 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1245 }
1246
1247 /* First warn we want to read data */
1248 p_sys->event_data = 0;
1249 for( i = 0; i < p_sys->i_track; i++ )
1250 {
1251 live_track_t *tk = p_sys->track[i];
1252
1253 if( tk->waiting == 0 )
1254 {
1255 tk->waiting = 1;
1256 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1257 StreamRead, tk, StreamClose, tk );
1258 }
1259 }
1260 /* Create a task that will be called if we wait more than 300ms */
1261 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterruptData, p_demux );
1262
1263 /* Do the read */
1264 p_sys->scheduler->doEventLoop( &p_sys->event_data );
1265
1266 /* remove the task */
1267 p_sys->scheduler->unscheduleDelayedTask( task );
1268
1269 /* Check for gap in pts value */
1270 for( i = 0; i < p_sys->i_track; i++ )
1271 {
1272 live_track_t *tk = p_sys->track[i];
1273
1274 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1275 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1276 {
1277 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1278
1279 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1280 tk->b_rtcp_sync = true;
1281 /* reset PCR */
1282 tk->i_pts = VLC_TS_INVALID;
1283 tk->i_npt = 0.;
1284 p_sys->i_pcr = 0;
1285 p_sys->i_npt = 0.;
1286 i_pcr = 0;
1287 }
1288 }
1289
1290 if( p_sys->b_multicast && p_sys->b_no_data &&
1291 ( p_sys->i_no_data_ti > 120 ) )
1292 {
1293 /* FIXME Make this configurable
1294 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1295 return 0;
1296 */
1297 }
1298 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1299 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1300 {
1301 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1302 var_GetBool( p_demux, "rtsp-http" );
1303
1304 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1305 {
1306 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1307 if( RollOverTcp( p_demux ) )
1308 {
1309 msg_Err( p_demux, "TCP rollover failed, aborting" );
1310 return 0;
1311 }
1312 return 1;
1313 }
1314 msg_Err( p_demux, "no data received in 10s, aborting" );
1315 return 0;
1316 }
1317 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1318 ( p_sys->i_no_data_ti > 34 ) )
1319 {
1320 /* EOF ? */
1321 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1322 return 0;
1323 }
1324 return p_sys->b_error ? 0 : 1;
1325 }
1326
1327 /*****************************************************************************
1328 * Control:
1329 *****************************************************************************/
1330 static int Control( demux_t *p_demux, int i_query, va_list args )
1331 {
1332 demux_sys_t *p_sys = p_demux->p_sys;
1333 int64_t *pi64, i64;
1334 double *pf, f;
1335 bool *pb, *pb2;
1336 int *pi_int;
1337
1338 switch( i_query )
1339 {
1340 case DEMUX_GET_TIME:
1341 pi64 = (int64_t*)va_arg( args, int64_t * );
1342 if( p_sys->i_npt > 0 )
1343 {
1344 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1345 return VLC_SUCCESS;
1346 }
1347 return VLC_EGENERIC;
1348
1349 case DEMUX_GET_LENGTH:
1350 pi64 = (int64_t*)va_arg( args, int64_t * );
1351 if( p_sys->i_npt_length > 0 )
1352 {
1353 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1354 return VLC_SUCCESS;
1355 }
1356 return VLC_EGENERIC;
1357
1358 case DEMUX_GET_POSITION:
1359 pf = (double*)va_arg( args, double* );
1360 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1361 {
1362 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1363 return VLC_SUCCESS;
1364 }
1365 return VLC_EGENERIC;
1366
1367 case DEMUX_SET_POSITION:
1368 case DEMUX_SET_TIME:
1369 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1370 {
1371 int i;
1372 float time;
1373
1374 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1375 {
1376 i64 = (int64_t)va_arg( args, int64_t );
1377 time = (float)((double)i64 / (double)1000000.0); /* in second */
1378 }
1379 else if( i_query == DEMUX_SET_TIME )
1380 return VLC_EGENERIC;
1381 else
1382 {
1383 f = (double)va_arg( args, double );
1384 time = f * (double)p_sys->i_npt_length; /* in second */
1385 }
1386
1387 if( p_sys->b_paused )
1388 {
1389 p_sys->f_seek_request = time;
1390 return VLC_SUCCESS;
1391 }
1392
1393 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1394
1395 if( !wait_Live555_response( p_demux ) )
1396 {
1397 msg_Err( p_demux, "PAUSE before seek failed %s",
1398 p_sys->env->getResultMsg() );
1399 return VLC_EGENERIC;
1400 }
1401
1402 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, time, -1, 1 );
1403
1404 if( !wait_Live555_response( p_demux ) )
1405 {
1406 msg_Err( p_demux, "seek PLAY failed %s",
1407 p_sys->env->getResultMsg() );
1408 return VLC_EGENERIC;
1409 }
1410 p_sys->i_pcr = 0;
1411
1412 /* Retrieve RTP-Info values */
1413 for( i = 0; i < p_sys->i_track; i++ )
1414 {
1415 p_sys->track[i]->b_rtcp_sync = false;
1416 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1417 }
1418
1419 /* Retrieve the starttime if possible */
1420 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1421
1422 /* Retrieve the duration if possible */
1423 if( p_sys->ms->playEndTime() > 0 )
1424 p_sys->i_npt_length = p_sys->ms->playEndTime();
1425
1426 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1427 return VLC_SUCCESS;
1428 }
1429 return VLC_EGENERIC;
1430
1431 /* Special for access_demux */
1432 case DEMUX_CAN_PAUSE:
1433 case DEMUX_CAN_SEEK:
1434 pb = (bool*)va_arg( args, bool * );
1435 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1436 /* Not always true, but will be handled in SET_PAUSE_STATE */
1437 *pb = true;
1438 else
1439 *pb = false;
1440 return VLC_SUCCESS;
1441
1442 case DEMUX_CAN_CONTROL_PACE:
1443 pb = (bool*)va_arg( args, bool * );
1444
1445 #if 1 /* Disable for now until we have a clock synchro algo
1446 * which works with something else than MPEG over UDP */
1447 *pb = false;
1448 #else
1449 *pb = true;
1450 #endif
1451 return VLC_SUCCESS;
1452
1453 case DEMUX_CAN_CONTROL_RATE:
1454 pb = (bool*)va_arg( args, bool * );
1455 pb2 = (bool*)va_arg( args, bool * );
1456
1457 *pb = (p_sys->rtsp != NULL) &&
1458 (p_sys->i_npt_length > 0) &&
1459 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1460 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1461 *pb2 = false;
1462 return VLC_SUCCESS;
1463
1464 case DEMUX_SET_RATE:
1465 {
1466 double f_scale, f_old_scale;
1467
1468 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1469 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1470 var_GetBool( p_demux, "rtsp-wmserver" ) )
1471 return VLC_EGENERIC;
1472
1473 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1474 * supports Scale:
1475 *
1476 * "[...] should try to approximate the viewing rate, but
1477 * may restrict the range of scale values that it supports.
1478 * The response MUST contain the actual scale value chosen
1479 * by the server."
1480 *
1481 * Scale = 1 indicates normal play
1482 * Scale > 1 indicates fast forward
1483 * Scale < 1 && Scale > 0 indicates slow motion
1484 * Scale < 0 value indicates rewind
1485 */
1486
1487 pi_int = (int*)va_arg( args, int * );
1488 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1489 f_old_scale = p_sys->ms->scale();
1490
1491 /* Passing -1 for the start and end time will mean liveMedia won't
1492 * create a Range: section for the RTSP message. The server should
1493 * pick up from the current position */
1494 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, -1, -1, f_scale );
1495
1496 if( !wait_Live555_response( p_demux ) )
1497 {
1498 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1499 p_sys->env->getResultMsg() );
1500 return VLC_EGENERIC;
1501 }
1502
1503 if( p_sys->ms->scale() == f_old_scale )
1504 {
1505 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1506 p_sys->ms->scale() );
1507 return VLC_EGENERIC;
1508 }
1509
1510 /* ReSync the stream */
1511 p_sys->i_npt_start = 0;
1512 p_sys->i_pcr = 0;
1513 p_sys->i_npt = 0.0;
1514
1515 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1516 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1517 return VLC_SUCCESS;
1518 }
1519
1520 case DEMUX_SET_PAUSE_STATE:
1521 {
1522 bool b_pause = (bool)va_arg( args, int );
1523 if( p_sys->rtsp == NULL )
1524 return VLC_EGENERIC;
1525
1526 if( b_pause == p_sys->b_paused )
1527 return VLC_SUCCESS;
1528 if( b_pause )
1529 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1530 else
1531 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->f_seek_request,
1532 -1.0f, p_sys->ms->scale() );
1533
1534 if( !wait_Live555_response( p_demux ) )
1535 {
1536 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1537 return VLC_EGENERIC;
1538 }
1539 p_sys->f_seek_request = -1;
1540 p_sys->b_paused = b_pause;
1541
1542 /* When we Pause, we'll need the TimeoutPrevention thread to
1543 * handle sending the "Keep Alive" message to the server.
1544 * Unfortunately Live555 isn't thread safe and so can't
1545 * do this normally while the main Demux thread is handling
1546 * a live stream. We end up with the Timeout thread blocking
1547 * waiting for a response from the server. So when we PAUSE
1548 * we set a flag that the TimeoutPrevention function will check
1549 * and if it's set, it will trigger the GET_PARAMETER message */
1550 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1551 p_sys->p_timeout->b_handle_keep_alive = true;
1552 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1553 p_sys->p_timeout->b_handle_keep_alive = false;
1554
1555 if( !p_sys->b_paused )
1556 {
1557 for( int i = 0; i < p_sys->i_track; i++ )
1558 {
1559 live_track_t *tk = p_sys->track[i];
1560 tk->b_rtcp_sync = false;
1561 tk->i_pts = VLC_TS_INVALID;
1562 p_sys->i_pcr = 0;
1563 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1564 }
1565 }
1566
1567 /* Reset data received counter */
1568 p_sys->i_no_data_ti = 0;
1569
1570 /* Retrieve the starttime if possible */
1571 p_sys->i_npt_start = p_sys->ms->playStartTime();
1572
1573 /* Retrieve the duration if possible */
1574 if( p_sys->ms->playEndTime() )
1575 p_sys->i_npt_length = p_sys->ms->playEndTime();
1576
1577 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1578 return VLC_SUCCESS;
1579 }
1580 case DEMUX_GET_TITLE_INFO:
1581 case DEMUX_SET_TITLE:
1582 case DEMUX_SET_SEEKPOINT:
1583 return VLC_EGENERIC;
1584
1585 case DEMUX_GET_PTS_DELAY:
1586 pi64 = (int64_t*)va_arg( args, int64_t * );
1587 *pi64 = INT64_C(1000)
1588 * var_InheritInteger( p_demux, "network-caching" );
1589 return VLC_SUCCESS;
1590
1591 default:
1592 return VLC_EGENERIC;
1593 }
1594 }
1595
1596 /*****************************************************************************
1597 * RollOverTcp: reopen the rtsp into TCP mode
1598 * XXX: ugly, a lot of code are duplicated from Open()
1599 * This should REALLY be fixed
1600 *****************************************************************************/
1601 static int RollOverTcp( demux_t *p_demux )
1602 {
1603 demux_sys_t *p_sys = p_demux->p_sys;
1604 int i, i_return;
1605
1606 var_SetBool( p_demux, "rtsp-tcp", true );
1607
1608 /* We close the old RTSP session */
1609 p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
1610 Medium::close( p_sys->ms );
1611 RTSPClient::close( p_sys->rtsp );
1612
1613 for( i = 0; i < p_sys->i_track; i++ )
1614 {
1615 live_track_t *tk = p_sys->track[i];
1616
1617 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1618 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1619 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1620 es_format_Clean( &tk->fmt );
1621 free( tk->p_buffer );
1622 free( tk );
1623 }
1624 TAB_CLEAN( p_sys->i_track, p_sys->track );
1625 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1626
1627 p_sys->ms = NULL;
1628 p_sys->rtsp = NULL;
1629 p_sys->b_no_data = true;
1630 p_sys->i_no_data_ti = 0;
1631 p_sys->p_out_asf = NULL;
1632
1633 /* Reopen rtsp client */
1634 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1635 {
1636 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1637 p_sys->psz_path );
1638 goto error;
1639 }
1640
1641 if( p_sys->p_sdp == NULL )
1642 {
1643 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1644 goto error;
1645 }
1646
1647 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1648 {
1649 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1650 goto error;
1651 }
1652
1653 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1654 goto error;
1655
1656 return VLC_SUCCESS;
1657
1658 error:
1659 return VLC_EGENERIC;
1660 }
1661
1662
1663 /*****************************************************************************
1664 *
1665 *****************************************************************************/
1666 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1667 bool b_marker,
1668 const uint8_t *p_data, unsigned i_size )
1669 {
1670 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1671 block_t *p_list = NULL;
1672
1673 while( i_size >= 4 )
1674 {
1675 unsigned i_flags = p_data[0];
1676 unsigned i_length_offset = (p_data[1] << 16) |
1677 (p_data[2] << 8) |
1678 (p_data[3] );
1679 bool b_length = i_flags & 0x40;
1680 bool b_relative_ts = i_flags & 0x20;
1681 bool b_duration = i_flags & 0x10;
1682 bool b_location_id = i_flags & 0x08;
1683
1684 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1685 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1686 unsigned i_header_size = 4;
1687 if( b_relative_ts )
1688 i_header_size += 4;
1689 if( b_duration )
1690 i_header_size += 4;
1691 if( b_location_id )
1692 i_header_size += 4;
1693
1694 if( i_header_size > i_size )
1695 {
1696 msg_Warn( p_demux, "Invalid header size" );
1697 break;
1698 }
1699
1700 /* XXX
1701 * When b_length is true, the streams I found do not seems to respect
1702 * the documentation.
1703 * From them, I have failed to find which choice between '__MIN()' or
1704 * 'i_length_offset - i_header_size' is the right one.
1705 */
1706 unsigned i_payload;
1707 if( b_length )
1708 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1709 else
1710 i_payload = i_size - i_header_size;
1711
1712 if( !tk->p_asf_block )
1713 {
1714 tk->p_asf_block = block_New( p_demux, i_packet_size );
1715 if( !tk->p_asf_block )
1716 break;
1717 tk->p_asf_block->i_buffer = 0;
1718 }
1719 unsigned i_offset = b_length ? 0 : i_length_offset;
1720 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1721 {
1722 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1723 tk->p_asf_block->i_buffer += i_payload;
1724 if( b_marker )
1725 {
1726 /* We have a complete packet */
1727 tk->p_asf_block->i_buffer = i_packet_size;
1728 block_ChainAppend( &p_list, tk->p_asf_block );
1729 tk->p_asf_block = NULL;
1730 }
1731 }
1732 else
1733 {
1734 /* Reset on broken stream */
1735 msg_Err( p_demux, "Broken packet detected (%d vs %zu or %d + %d vs %d)",
1736 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1737 tk->p_asf_block->i_buffer = 0;
1738 }
1739
1740 /* */
1741 p_data += i_header_size + i_payload;
1742 i_size -= i_header_size + i_payload;
1743 }
1744 return p_list;
1745 }
1746
1747 /*****************************************************************************
1748 *
1749 *****************************************************************************/
1750 static void StreamRead( void *p_private, unsigned int i_size,
1751 unsigned int i_truncated_bytes, struct timeval pts,
1752 unsigned int duration )
1753 {
1754 VLC_UNUSED( duration );
1755
1756 live_track_t *tk = (live_track_t*)p_private;
1757 demux_t *p_demux = tk->p_demux;
1758 demux_sys_t *p_sys = p_demux->p_sys;
1759 block_t *p_block;
1760
1761 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1762
1763 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1764 (int64_t)pts.tv_usec;
1765
1766 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1767 i_pts &= INT64_C(0x00ffffffffffffff);
1768
1769 /* Retrieve NPT for this pts */
1770 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1771
1772 if( tk->b_quicktime && tk->p_es == NULL )
1773 {
1774 QuickTimeGenericRTPSource *qtRTPSource =
1775 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1776 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1777 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1778
1779 if( tk->fmt.i_cat == VIDEO_ES ) {
1780 if( qtState.sdAtomSize < 16 + 32 )
1781 {
1782 /* invalid */
1783 p_sys->event_data = 0xff;
1784 tk->waiting = 0;
1785 return;
1786 }
1787 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1788 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1789 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1790
1791 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1792 {
1793 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1794 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1795 + qtRTPSource->qtState.sdAtomSize;
1796 while (pos+8 < endpos) {
1797 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1798 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1799 if( memcmp(pos+4, "avcC", 4) == 0 &&
1800 atomLength > 8 &&
1801 atomLength <= INT_MAX )
1802 {
1803 tk->fmt.i_extra = atomLength-8;
1804 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1805 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1806 break;
1807 }
1808 pos += atomLength;
1809 }
1810 }
1811 else
1812 {
1813 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1814 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1815 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1816 }
1817 }
1818 else {
1819 if( qtState.sdAtomSize < 4 )
1820 {
1821 /* invalid */
1822 p_sys->event_data = 0xff;
1823 tk->waiting = 0;
1824 return;
1825 }
1826 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1827 }
1828 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1829 }
1830
1831 #if 0
1832 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1833 i_size,
1834 pts.tv_sec * 1000000LL + pts.tv_usec );
1835 #endif
1836
1837 /* grow buffer if it looks like buffer is too small, but don't eat
1838 * up all the memory on strange streams */
1839 if( i_truncated_bytes > 0 )
1840 {
1841 if( tk->i_buffer < 2000000 )
1842 {
1843 void *p_tmp;
1844 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1845 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1846 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1847 if( p_tmp == NULL )
1848 {
1849 msg_Warn( p_demux, "realloc failed" );
1850 }
1851 else
1852 {
1853 tk->p_buffer = (uint8_t*)p_tmp;
1854 tk->i_buffer *= 2;
1855 }
1856 }
1857
1858 if( tk->b_discard_trunc )
1859 {
1860 p_sys->event_data = 0xff;
1861 tk->waiting = 0;
1862 return;
1863 }
1864 }
1865
1866 assert( i_size <= tk->i_buffer );
1867
1868 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1869 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1870 {
1871 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1872
1873 p_block = block_New( p_demux, i_size + 1 );
1874 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1875 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1876 }
1877 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1878 {
1879 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1880 uint32_t header = h261Source->lastSpecialHeader();
1881 p_block = block_New( p_demux, i_size + 4 );
1882 memcpy( p_block->p_buffer, &header, 4 );
1883 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1884
1885 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1886 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1887 }
1888 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1889 {
1890 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1891 msg_Warn( p_demux, "unsupported NAL type for H264" );
1892
1893 /* Normal NAL type */
1894 p_block = block_New( p_demux, i_size + 4 );
1895 p_block->p_buffer[0] = 0x00;
1896 p_block->p_buffer[1] = 0x00;
1897 p_block->p_buffer[2] = 0x00;
1898 p_block->p_buffer[3] = 0x01;
1899 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1900 }
1901 else if( tk->b_asf )
1902 {
1903 p_block = StreamParseAsf( p_demux, tk,
1904 tk->sub->rtpSource()->curPacketMarkerBit(),
1905 tk->p_buffer, i_size );
1906 }
1907 else
1908 {
1909 p_block = block_New( p_demux, i_size );
1910 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1911 }
1912
1913 if( p_sys->i_pcr < i_pts )
1914 {
1915 p_sys->i_pcr = i_pts;
1916 }
1917
1918 /* Update our global npt value */
1919 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt &&
1920 ( tk->i_npt < p_sys->i_npt_length || p_sys->i_npt_length <= 0 ) )
1921 p_sys->i_npt = tk->i_npt;
1922
1923 if( p_block )
1924 {
1925 if( !tk->b_muxed && !tk->b_asf )
1926 {
1927 if( i_pts != tk->i_pts )
1928 p_block->i_pts = VLC_TS_0 + i_pts;
1929 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1930 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1931 }
1932
1933 if( tk->b_muxed )
1934 stream_DemuxSend( tk->p_out_muxed, p_block );
1935 else if( tk->b_asf )
1936 stream_DemuxSend( p_sys->p_out_asf, p_block );
1937 else
1938 es_out_Send( p_demux->out, tk->p_es, p_block );
1939 }
1940
1941 /* warn that's ok */
1942 p_sys->event_data = 0xff;
1943
1944 /* we have read data */
1945 tk->waiting = 0;
1946 p_demux->p_sys->b_no_data = false;
1947 p_demux->p_sys->i_no_data_ti = 0;
1948
1949 if( i_pts > 0 && !tk->b_muxed )
1950 {
1951 tk->i_pts = i_pts;
1952 }
1953 }
1954
1955 /*****************************************************************************
1956 *
1957 *****************************************************************************/
1958 static void StreamClose( void *p_private )
1959 {
1960 live_track_t *tk = (live_track_t*)p_private;
1961 demux_t *p_demux = tk->p_demux;
1962 demux_sys_t *p_sys = p_demux->p_sys;
1963 tk->b_selected = false;
1964 p_sys->event_rtsp = 0xff;
1965 p_sys->event_data = 0xff;
1966
1967 if( tk->p_es )
1968 es_out_Control( p_demux->out, ES_OUT_SET_ES_STATE, tk->p_es, false );
1969
1970 int nb_tracks = 0;
1971 for( int i = 0; i < p_sys->i_track; i++ )
1972 {
1973 if( p_sys->track[i]->b_selected )
1974 nb_tracks++;
1975 }
1976 msg_Dbg( p_demux, "RTSP track Close, %d track remaining", nb_tracks );
1977 if( !nb_tracks )
1978 p_sys->b_error = true;
1979 }
1980
1981
1982 /*****************************************************************************
1983 *
1984 *****************************************************************************/
1985 static void TaskInterruptRTSP( void *p_private )
1986 {
1987 demux_t *p_demux = (demux_t*)p_private;
1988
1989 /* Avoid lock */
1990 p_demux->p_sys->event_rtsp = 0xff;
1991 }
1992
1993 static void TaskInterruptData( void *p_private )
1994 {
1995 demux_t *p_demux = (demux_t*)p_private;
1996
1997 p_demux->p_sys->i_no_data_ti++;
1998
1999 /* Avoid lock */
2000 p_demux->p_sys->event_data = 0xff;
2001 }
2002
2003 /*****************************************************************************
2004 *
2005 *****************************************************************************/
2006 VLC_NORETURN
2007 static void* TimeoutPrevention( void *p_data )
2008 {
2009 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
2010
2011 for( ;; )
2012 {
2013 /* Voodoo (= no) thread safety here! *Ahem* */
2014 if( p_timeout->b_handle_keep_alive )
2015 {
2016 char *psz_bye = NULL;
2017 int canc = vlc_savecancel ();
2018
2019 p_timeout->p_sys->rtsp->sendGetParameterCommand( *p_timeout->p_sys->ms, NULL, psz_bye );
2020 vlc_restorecancel (canc);
2021 }
2022 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
2023
2024 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
2025 }
2026 assert(0); /* dead code */
2027 }
2028
2029 /*****************************************************************************
2030 *
2031 *****************************************************************************/
2032 static int ParseASF( demux_t *p_demux )
2033 {
2034 demux_sys_t *p_sys = p_demux->p_sys;
2035
2036 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
2037 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
2038 char *psz_end;
2039 block_t *p_header;
2040
2041 /* Parse the asf header */
2042 if( psz_asf == NULL )
2043 return VLC_EGENERIC;
2044
2045 psz_asf += strlen( psz_marker );
2046 psz_asf = strdup( psz_asf ); /* Duplicate it */
2047 psz_end = strchr( psz_asf, '\n' );
2048
2049 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
2050 *psz_end-- = '\0';
2051
2052 if( psz_asf >= psz_end )
2053 {
2054 free( psz_asf );
2055 return VLC_EGENERIC;
2056 }
2057
2058 /* Always smaller */
2059 p_header = block_New( p_demux, psz_end - psz_asf );
2060 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
2061 p_header->i_buffer, psz_asf );
2062 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
2063 if( p_header->i_buffer <= 0 )
2064 {
2065 free( psz_asf );
2066 return VLC_EGENERIC;
2067 }
2068
2069 /* Parse it to get packet size */
2070 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
2071
2072 /* Send it to demuxer */
2073 stream_DemuxSend( p_sys->p_out_asf, p_header );
2074
2075 free( psz_asf );
2076 return VLC_SUCCESS;
2077 }
2078
2079
2080 static unsigned char* parseH264ConfigStr( char const* configStr,
2081 unsigned int& configSize )
2082 {
2083 char *dup, *psz;
2084 size_t i_records = 1;
2085
2086 configSize = 0;
2087
2088 if( configStr == NULL || *configStr == '\0' )
2089 return NULL;
2090
2091 psz = dup = strdup( configStr );
2092
2093 /* Count the number of commas */
2094 for( psz = dup; *psz != '\0'; ++psz )
2095 {
2096 if( *psz == ',')
2097 {
2098 ++i_records;
2099 *psz = '\0';
2100 }
2101 }
2102
2103 size_t configMax = 5*strlen(dup);
2104 unsigned char *cfg = new unsigned char[configMax];
2105 psz = dup;
2106 for( size_t i = 0; i < i_records; ++i )
2107 {
2108 cfg[configSize++] = 0x00;
2109 cfg[configSize++] = 0x00;
2110 cfg[configSize++] = 0x00;
2111 cfg[configSize++] = 0x01;
2112
2113 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
2114 configMax-configSize, psz );
2115 psz += strlen(psz)+1;
2116 }
2117
2118 free( dup );
2119 return cfg;
2120 }
VLC Solaris and OpenSolaris fixes