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Reimplemented the way glyphs are rendered in YUVA mode.
[vlc/solaris.git] / modules / demux / live555.cpp
blob9fc040bcedec6153e0eed2f63ae9d3cdb9c61c08
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 CACHING_TEXT N_("Caching value (ms)")
77 #define CACHING_LONGTEXT N_( \
78 "Allows you to modify the default caching value for RTSP streams. This " \
79 "value should be set in millisecond units." )
80
81 #define KASENNA_TEXT N_( "Kasenna RTSP dialect")
82 #define KASENNA_LONGTEXT N_( "Kasenna servers use an old and nonstandard " \
83 "dialect of RTSP. With this parameter VLC will try this dialect, but "\
84 "then it cannot connect to normal RTSP servers." )
85
86 #define WMSERVER_TEXT N_("WMServer RTSP dialect")
87 #define WMSERVER_LONGTEXT N_("WMServer uses an unstandard dialect " \
88 "of RTSP. Selecting this parameter will tell VLC to assume some " \
89 "options contrary to RFC 2326 guidelines.")
90
91 #define USER_TEXT N_("RTSP user name")
92 #define USER_LONGTEXT N_("Sets the username for the connection, " \
93 "if no username or password are set in the url.")
94 #define PASS_TEXT N_("RTSP password")
95 #define PASS_LONGTEXT N_("Sets the password for the connection, " \
96 "if no username or password are set in the url.")
97
98 vlc_module_begin ()
99 set_description( N_("RTP/RTSP/SDP demuxer (using Live555)" ) )
100 set_capability( "demux", 50 )
101 set_shortname( "RTP/RTSP")
102 set_callbacks( Open, Close )
103 add_shortcut( "live", "livedotcom" )
104 set_category( CAT_INPUT )
105 set_subcategory( SUBCAT_INPUT_DEMUX )
106
107 add_submodule ()
108 set_description( N_("RTSP/RTP access and demux") )
109 add_shortcut( "rtsp", "pnm", "live", "livedotcom" )
110 set_capability( "access_demux", 0 )
111 set_callbacks( Open, Close )
112 add_bool( "rtsp-tcp", false,
113 N_("Use RTP over RTSP (TCP)"),
114 N_("Use RTP over RTSP (TCP)"), true )
115 change_safe()
116 add_integer( "rtp-client-port", -1,
117 N_("Client port"),
118 N_("Port to use for the RTP source of the session"), true )
119 add_bool( "rtsp-mcast", false,
120 N_("Force multicast RTP via RTSP"),
121 N_("Force multicast RTP via RTSP"), true )
122 change_safe()
123 add_bool( "rtsp-http", false,
124 N_("Tunnel RTSP and RTP over HTTP"),
125 N_("Tunnel RTSP and RTP over HTTP"), true )
126 change_safe()
127 add_integer( "rtsp-http-port", 80,
128 N_("HTTP tunnel port"),
129 N_("Port to use for tunneling the RTSP/RTP over HTTP."),
130 true )
131 add_integer("rtsp-caching", 4 * DEFAULT_PTS_DELAY / 1000,
132 CACHING_TEXT, CACHING_LONGTEXT, true )
133 change_safe()
134 add_bool( "rtsp-kasenna", false, KASENNA_TEXT,
135 KASENNA_LONGTEXT, true )
136 change_safe()
137 add_bool( "rtsp-wmserver", false, WMSERVER_TEXT,
138 WMSERVER_LONGTEXT, true)
139 change_safe()
140 add_string( "rtsp-user", NULL, USER_TEXT,
141 USER_LONGTEXT, true )
142 change_safe()
143 add_password( "rtsp-pwd", NULL, PASS_TEXT,
144 PASS_LONGTEXT, true )
145 change_safe()
146 vlc_module_end ()
147
148
149 /*****************************************************************************
150 * Local prototypes
151 *****************************************************************************/
152
153 typedef struct
154 {
155 demux_t *p_demux;
156 MediaSubsession *sub;
157
158 es_format_t fmt;
159 es_out_id_t *p_es;
160
161 bool b_muxed;
162 bool b_quicktime;
163 bool b_asf;
164 block_t *p_asf_block;
165 bool b_discard_trunc;
166 stream_t *p_out_muxed; /* for muxed stream */
167
168 uint8_t *p_buffer;
169 unsigned int i_buffer;
170
171 bool b_rtcp_sync;
172 char waiting;
173 int64_t i_pts;
174 float i_npt;
175
176 } live_track_t;
177
178 struct timeout_thread_t
179 {
180 demux_sys_t *p_sys;
181 vlc_thread_t handle;
182 bool b_handle_keep_alive;
183 };
184
185 class RTSPClientVlc;
186
187 struct demux_sys_t
188 {
189 char *p_sdp; /* XXX mallocated */
190 char *psz_path; /* URL-encoded path */
191 vlc_url_t url;
192
193 MediaSession *ms;
194 TaskScheduler *scheduler;
195 UsageEnvironment *env ;
196 RTSPClientVlc *rtsp;
197
198 /* */
199 int i_track;
200 live_track_t **track; /* XXX mallocated */
201
202 /* Weird formats */
203 asf_header_t asfh;
204 stream_t *p_out_asf;
205 bool b_real;
206
207 /* */
208 int64_t i_pcr; /* The clock */
209 float i_npt;
210 float i_npt_length;
211 float i_npt_start;
212
213 /* timeout thread information */
214 int i_timeout; /* session timeout value in seconds */
215 bool b_timeout_call;/* mark to send an RTSP call to prevent server timeout */
216 timeout_thread_t *p_timeout; /* the actual thread that makes sure we don't timeout */
217
218 /* */
219 bool b_force_mcast;
220 bool b_multicast; /* if one of the tracks is multicasted */
221 bool b_no_data; /* if we never received any data */
222 int i_no_data_ti; /* consecutive number of TaskInterrupt */
223
224 char event_rtsp;
225 char event_data;
226
227 bool b_get_param; /* Does the server support GET_PARAMETER */
228 bool b_paused; /* Are we paused? */
229 bool b_error;
230 int i_live555_ret; /* live555 callback return code */
231
232 float f_seek_request;/* In case we receive a seek request while paused*/
233 };
234
235
236 class RTSPClientVlc : public RTSPClient
237 {
238 public:
239 RTSPClientVlc( UsageEnvironment& env, char const* rtspURL, int verbosityLevel,
240 char const* applicationName, portNumBits tunnelOverHTTPPortNum,
241 demux_sys_t *p_sys) :
242 RTSPClient( env, rtspURL, verbosityLevel, applicationName,
243 tunnelOverHTTPPortNum )
244 {
245 this->p_sys = p_sys;
246 }
247 demux_sys_t *p_sys;
248 };
249
250 static int Demux ( demux_t * );
251 static int Control( demux_t *, int, va_list );
252
253 static int Connect ( demux_t * );
254 static int SessionsSetup( demux_t * );
255 static int Play ( demux_t *);
256 static int ParseASF ( demux_t * );
257 static int RollOverTcp ( demux_t * );
258
259 static void StreamRead ( void *, unsigned int, unsigned int,
260 struct timeval, unsigned int );
261 static void StreamClose ( void * );
262 static void TaskInterruptData( void * );
263 static void TaskInterruptRTSP( void * );
264
265 static void* TimeoutPrevention( void * );
266
267 static unsigned char* parseH264ConfigStr( char const* configStr,
268 unsigned int& configSize );
269
270 /*****************************************************************************
271 * DemuxOpen:
272 *****************************************************************************/
273 static int Open ( vlc_object_t *p_this )
274 {
275 demux_t *p_demux = (demux_t*)p_this;
276 demux_sys_t *p_sys = NULL;
277
278 int i_return;
279 int i_error = VLC_EGENERIC;
280
281 if( p_demux->s )
282 {
283 /* See if it looks like a SDP
284 v, o, s fields are mandatory and in this order */
285 const uint8_t *p_peek;
286 if( stream_Peek( p_demux->s, &p_peek, 7 ) < 7 ) return VLC_EGENERIC;
287
288 if( memcmp( p_peek, "v=0\r\n", 5 ) &&
289 memcmp( p_peek, "v=0\n", 4 ) &&
290 ( p_peek[0] < 'a' || p_peek[0] > 'z' || p_peek[1] != '=' ) )
291 {
292 return VLC_EGENERIC;
293 }
294 }
295 var_Create( p_demux, "rtsp-caching", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
296
297 p_demux->pf_demux = Demux;
298 p_demux->pf_control= Control;
299 p_demux->p_sys = p_sys = (demux_sys_t*)malloc( sizeof( demux_sys_t ) );
300 if( !p_sys ) return VLC_ENOMEM;
301
302 msg_Dbg( p_demux, "version "LIVEMEDIA_LIBRARY_VERSION_STRING );
303
304 p_sys->p_sdp = NULL;
305 p_sys->scheduler = NULL;
306 p_sys->env = NULL;
307 p_sys->ms = NULL;
308 p_sys->rtsp = NULL;
309 p_sys->i_track = 0;
310 p_sys->track = NULL;
311 p_sys->i_pcr = 0;
312 p_sys->i_npt = 0.;
313 p_sys->i_npt_start = 0.;
314 p_sys->i_npt_length = 0.;
315 p_sys->p_out_asf = NULL;
316 p_sys->b_no_data = true;
317 p_sys->i_no_data_ti = 0;
318 p_sys->p_timeout = NULL;
319 p_sys->i_timeout = 0;
320 p_sys->b_timeout_call = false;
321 p_sys->b_multicast = false;
322 p_sys->b_real = false;
323 p_sys->psz_path = strdup( p_demux->psz_location );
324 p_sys->b_force_mcast = var_InheritBool( p_demux, "rtsp-mcast" );
325 p_sys->b_get_param = false;
326 p_sys->b_paused = false;
327 p_sys->f_seek_request = -1;
328 p_sys->b_error = false;
329 p_sys->i_live555_ret = 0;
330
331 /* parse URL for rtsp://[user:[passwd]@]serverip:port/options */
332 vlc_UrlParse( &p_sys->url, p_sys->psz_path, 0 );
333
334 if( ( p_sys->scheduler = BasicTaskScheduler::createNew() ) == NULL )
335 {
336 msg_Err( p_demux, "BasicTaskScheduler::createNew failed" );
337 goto error;
338 }
339 if( !( p_sys->env = BasicUsageEnvironment::createNew(*p_sys->scheduler) ) )
340 {
341 msg_Err( p_demux, "BasicUsageEnvironment::createNew failed" );
342 goto error;
343 }
344
345 if( strcasecmp( p_demux->psz_access, "sdp" ) )
346 {
347 char *p = p_sys->psz_path;
348 while( (p = strchr( p, ' ' )) != NULL ) *p = '+';
349 }
350
351 if( p_demux->s != NULL )
352 {
353 /* Gather the complete sdp file */
354 int i_sdp = 0;
355 int i_sdp_max = 1000;
356 uint8_t *p_sdp = (uint8_t*) malloc( i_sdp_max );
357
358 if( !p_sdp )
359 {
360 i_error = VLC_ENOMEM;
361 goto error;
362 }
363
364 for( ;; )
365 {
366 int i_read = stream_Read( p_demux->s, &p_sdp[i_sdp],
367 i_sdp_max - i_sdp - 1 );
368
369 if( !vlc_object_alive (p_demux) )
370 {
371 free( p_sdp );
372 goto error;
373 }
374
375 if( i_read < 0 )
376 {
377 msg_Err( p_demux, "failed to read SDP" );
378 free( p_sdp );
379 goto error;
380 }
381
382 i_sdp += i_read;
383
384 if( i_read < i_sdp_max - i_sdp - 1 )
385 {
386 p_sdp[i_sdp] = '\0';
387 break;
388 }
389
390 i_sdp_max += 1000;
391 p_sdp = (uint8_t*)xrealloc( p_sdp, i_sdp_max );
392 }
393 p_sys->p_sdp = (char*)p_sdp;
394 }
395 else if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
396 {
397 msg_Err( p_demux, "Failed to connect with rtsp://%s", p_sys->psz_path );
398 goto error;
399 }
400
401 if( p_sys->p_sdp == NULL )
402 {
403 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
404 i_error = VLC_ENOMEM;
405 goto error;
406 }
407
408 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
409 {
410 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
411 goto error;
412 }
413
414 if( p_sys->b_real ) goto error;
415
416 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
417 goto error;
418
419 if( p_sys->p_out_asf && ParseASF( p_demux ) )
420 {
421 msg_Err( p_demux, "cannot find a usable asf header" );
422 /* TODO Clean tracks */
423 goto error;
424 }
425
426 if( p_sys->i_track <= 0 )
427 goto error;
428
429 return VLC_SUCCESS;
430
431 error:
432 Close( p_this );
433 return i_error;
434 }
435
436 /*****************************************************************************
437 * DemuxClose:
438 *****************************************************************************/
439 static void Close( vlc_object_t *p_this )
440 {
441 demux_t *p_demux = (demux_t*)p_this;
442 demux_sys_t *p_sys = p_demux->p_sys;
443
444 if( p_sys->p_timeout )
445 {
446 vlc_cancel( p_sys->p_timeout->handle );
447 vlc_join( p_sys->p_timeout->handle, NULL );
448 free( p_sys->p_timeout );
449 }
450
451 if( p_sys->rtsp && p_sys->ms ) p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
452 if( p_sys->ms ) Medium::close( p_sys->ms );
453 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
454 if( p_sys->env ) p_sys->env->reclaim();
455
456 for( int i = 0; i < p_sys->i_track; i++ )
457 {
458 live_track_t *tk = p_sys->track[i];
459
460 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
461 es_format_Clean( &tk->fmt );
462 free( tk->p_buffer );
463 free( tk );
464 }
465
466 if( p_sys->i_track ) free( p_sys->track );
467 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
468 delete p_sys->scheduler;
469 free( p_sys->p_sdp );
470 free( p_sys->psz_path );
471
472 vlc_UrlClean( &p_sys->url );
473
474 free( p_sys );
475 }
476
477 static inline const char *strempty( const char *s ) { return s?s:""; }
478 static inline Boolean toBool( bool b ) { return b?True:False; } // silly, no?
479
480 static void default_live555_callback( RTSPClient* client, int result_code, char* result_string )
481 {
482 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> ( client );
483 demux_sys_t *p_sys = client_vlc->p_sys;
484 delete []result_string;
485 p_sys->i_live555_ret = result_code;
486 p_sys->b_error = p_sys->i_live555_ret != 0;
487 p_sys->event_rtsp = 1;
488 }
489
490 /* return true if the RTSP command succeeded */
491 static bool wait_Live555_response( demux_t *p_demux, int i_timeout = 0 /* ms */ )
492 {
493 TaskToken task;
494 demux_sys_t * p_sys = p_demux->p_sys;
495 p_sys->event_rtsp = 0;
496 if( i_timeout > 0 )
497 {
498 /* Create a task that will be called if we wait more than timeout ms */
499 task = p_sys->scheduler->scheduleDelayedTask( i_timeout*1000,
500 TaskInterruptRTSP,
501 p_demux );
502 }
503 p_sys->event_rtsp = 0;
504 p_sys->b_error = true;
505 p_sys->i_live555_ret = 0;
506 p_sys->scheduler->doEventLoop( &p_sys->event_rtsp );
507 //here, if b_error is true and i_live555_ret = 0 we didn't receive a response
508 if( i_timeout > 0 )
509 {
510 /* remove the task */
511 p_sys->scheduler->unscheduleDelayedTask( task );
512 }
513 return !p_sys->b_error;
514 }
515
516 static void continueAfterDESCRIBE( RTSPClient* client, int result_code,
517 char* result_string )
518 {
519 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> ( client );
520 demux_sys_t *p_sys = client_vlc->p_sys;
521 p_sys->i_live555_ret = result_code;
522 if ( result_code == 0 )
523 {
524 char* sdpDescription = result_string;
525 free( p_sys->p_sdp );
526 p_sys->p_sdp = NULL;
527 if( sdpDescription )
528 {
529 p_sys->p_sdp = strdup( sdpDescription );
530 p_sys->b_error = false;
531 }
532 }
533 else
534 p_sys->b_error = true;
535 delete[] result_string;
536 p_sys->event_rtsp = 1;
537 }
538
539 static void continueAfterOPTIONS( RTSPClient* client, int result_code,
540 char* result_string )
541 {
542 RTSPClientVlc *client_vlc = static_cast<RTSPClientVlc *> (client);
543 demux_sys_t *p_sys = client_vlc->p_sys;
544 p_sys->i_live555_ret = result_code;
545 if ( result_code != 0 )
546 {
547 p_sys->b_error = true;
548 p_sys->event_rtsp = 1;
549 }
550 else
551 {
552 p_sys->b_get_param = result_string != NULL && strstr( result_string, "GET_PARAMETER" ) != NULL;
553 client->sendDescribeCommand( continueAfterDESCRIBE );
554 }
555 delete[] result_string;
556 }
557
558 /*****************************************************************************
559 * Connect: connects to the RTSP server to setup the session DESCRIBE
560 *****************************************************************************/
561 static int Connect( demux_t *p_demux )
562 {
563 demux_sys_t *p_sys = p_demux->p_sys;
564 Authenticator authenticator;
565 char *psz_user = NULL;
566 char *psz_pwd = NULL;
567 char *psz_url = NULL;
568 int i_http_port = 0;
569 int i_ret = VLC_SUCCESS;
570 const int i_timeout = var_InheritInteger( p_demux, "ipv4-timeout" );
571
572 /* Get the user name and password */
573 if( p_sys->url.psz_username || p_sys->url.psz_password )
574 {
575 /* Create the URL by stripping away the username/password part */
576 if( p_sys->url.i_port == 0 )
577 p_sys->url.i_port = 554;
578 if( asprintf( &psz_url, "rtsp://%s:%d%s",
579 strempty( p_sys->url.psz_host ),
580 p_sys->url.i_port,
581 strempty( p_sys->url.psz_path ) ) == -1 )
582 return VLC_ENOMEM;
583
584 psz_user = strdup( strempty( p_sys->url.psz_username ) );
585 psz_pwd = strdup( strempty( p_sys->url.psz_password ) );
586 }
587 else
588 {
589 if( asprintf( &psz_url, "rtsp://%s", p_sys->psz_path ) == -1 )
590 return VLC_ENOMEM;
591
592 psz_user = var_InheritString( p_demux, "rtsp-user" );
593 psz_pwd = var_InheritString( p_demux, "rtsp-pwd" );
594 }
595
596 createnew:
597 if( !vlc_object_alive (p_demux) )
598 {
599 i_ret = VLC_EGENERIC;
600 goto bailout;
601 }
602
603 if( var_InheritBool( p_demux, "rtsp-http" ) )
604 i_http_port = var_InheritInteger( p_demux, "rtsp-http-port" );
605
606 p_sys->rtsp = new RTSPClientVlc( *p_sys->env, psz_url,
607 var_InheritInteger( p_demux, "verbose" ) > 1 ? 1 : 0,
608 "LibVLC/"VERSION, i_http_port, p_sys );
609 if( !p_sys->rtsp )
610 {
611 msg_Err( p_demux, "RTSPClient::createNew failed (%s)",
612 p_sys->env->getResultMsg() );
613 i_ret = VLC_EGENERIC;
614 goto bailout;
615 }
616
617 /* Kasenna enables KeepAlive by analysing the User-Agent string.
618 * Appending _KA to the string should be enough to enable this feature,
619 * however, there is a bug where the _KA doesn't get parsed from the
620 * default User-Agent as created by VLC/Live555 code. This is probably due
621 * to spaces in the string or the string being too long. Here we override
622 * the default string with a more compact version.
623 */
624 if( var_InheritBool( p_demux, "rtsp-kasenna" ))
625 {
626 p_sys->rtsp->setUserAgentString( "VLC_MEDIA_PLAYER_KA" );
627 }
628
629 describe:
630 authenticator.setUsernameAndPassword( psz_user, psz_pwd );
631
632 p_sys->rtsp->sendOptionsCommand( &continueAfterOPTIONS, &authenticator );
633
634 if( !wait_Live555_response( p_demux, i_timeout ) )
635 {
636 int i_code = p_sys->i_live555_ret;
637 if( i_code == 401 )
638 {
639 msg_Dbg( p_demux, "authentication failed" );
640
641 free( psz_user );
642 free( psz_pwd );
643 dialog_Login( p_demux, &psz_user, &psz_pwd,
644 _("RTSP authentication"), "%s",
645 _("Please enter a valid login name and a password.") );
646 if( psz_user != NULL && psz_pwd != NULL )
647 {
648 msg_Dbg( p_demux, "retrying with user=%s", psz_user );
649 goto describe;
650 }
651 }
652 else if( i_code > 0 && i_code != 404 && !var_GetBool( p_demux, "rtsp-http" ) )
653 {
654 /* Perhaps a firewall is being annoying. Try HTTP tunneling mode */
655 msg_Dbg( p_demux, "we will now try HTTP tunneling mode" );
656 var_SetBool( p_demux, "rtsp-http", true );
657 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
658 p_sys->rtsp = NULL;
659 goto createnew;
660 }
661 else
662 {
663 if( i_code == 0 )
664 msg_Dbg( p_demux, "connection timeout" );
665 else
666 msg_Dbg( p_demux, "connection error %d", i_code );
667 if( p_sys->rtsp ) RTSPClient::close( p_sys->rtsp );
668 p_sys->rtsp = NULL;
669 }
670 i_ret = VLC_EGENERIC;
671 }
672
673 bailout:
674 /* malloc-ated copy */
675 free( psz_url );
676 free( psz_user );
677 free( psz_pwd );
678
679 return i_ret;
680 }
681
682 /*****************************************************************************
683 * SessionsSetup: prepares the subsessions and does the SETUP
684 *****************************************************************************/
685 static int SessionsSetup( demux_t *p_demux )
686 {
687 demux_sys_t *p_sys = p_demux->p_sys;
688 MediaSubsessionIterator *iter = NULL;
689 MediaSubsession *sub = NULL;
690
691 bool b_rtsp_tcp = false;
692 int i_client_port;
693 int i_return = VLC_SUCCESS;
694 unsigned int i_buffer = 0;
695 unsigned const thresh = 200000; /* RTP reorder threshold .2 second (default .1) */
696
697 b_rtsp_tcp = var_CreateGetBool( p_demux, "rtsp-tcp" ) ||
698 var_InheritBool( p_demux, "rtsp-http" );
699 i_client_port = var_InheritInteger( p_demux, "rtp-client-port" );
700
701 /* Create the session from the SDP */
702 if( !( p_sys->ms = MediaSession::createNew( *p_sys->env, p_sys->p_sdp ) ) )
703 {
704 msg_Err( p_demux, "Could not create the RTSP Session: %s",
705 p_sys->env->getResultMsg() );
706 return VLC_EGENERIC;
707 }
708
709 /* Initialise each media subsession */
710 iter = new MediaSubsessionIterator( *p_sys->ms );
711 while( ( sub = iter->next() ) != NULL )
712 {
713 Boolean bInit;
714 live_track_t *tk;
715
716 if( !vlc_object_alive (p_demux) )
717 {
718 delete iter;
719 return VLC_EGENERIC;
720 }
721
722 /* Value taken from mplayer */
723 if( !strcmp( sub->mediumName(), "audio" ) )
724 i_buffer = 100000;
725 else if( !strcmp( sub->mediumName(), "video" ) )
726 i_buffer = 2000000;
727 else if( !strcmp( sub->mediumName(), "text" ) )
728 ;
729 else continue;
730
731 if( i_client_port != -1 )
732 {
733 sub->setClientPortNum( i_client_port );
734 i_client_port += 2;
735 }
736
737 if( strcasestr( sub->codecName(), "REAL" ) )
738 {
739 msg_Info( p_demux, "real codec detected, using real-RTSP instead" );
740 p_sys->b_real = true; /* This is a problem, we'll handle it later */
741 continue;
742 }
743
744 if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
745 bInit = sub->initiate( 0 );
746 else
747 bInit = sub->initiate();
748
749 if( !bInit )
750 {
751 msg_Warn( p_demux, "RTP subsession '%s/%s' failed (%s)",
752 sub->mediumName(), sub->codecName(),
753 p_sys->env->getResultMsg() );
754 }
755 else
756 {
757 if( sub->rtpSource() != NULL )
758 {
759 int fd = sub->rtpSource()->RTPgs()->socketNum();
760
761 /* Increase the buffer size */
762 if( i_buffer > 0 )
763 increaseReceiveBufferTo( *p_sys->env, fd, i_buffer );
764
765 /* Increase the RTP reorder timebuffer just a bit */
766 sub->rtpSource()->setPacketReorderingThresholdTime(thresh);
767 }
768 msg_Dbg( p_demux, "RTP subsession '%s/%s'", sub->mediumName(),
769 sub->codecName() );
770
771 /* Issue the SETUP */
772 if( p_sys->rtsp )
773 {
774 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
775 toBool( b_rtsp_tcp ),
776 toBool( p_sys->b_force_mcast && !b_rtsp_tcp ) );
777 if( !wait_Live555_response( p_demux ) )
778 {
779 /* if we get an unsupported transport error, toggle TCP
780 * use and try again */
781 if( p_sys->i_live555_ret == 461 )
782 p_sys->rtsp->sendSetupCommand( *sub, default_live555_callback, False,
783 !toBool( b_rtsp_tcp ), False );
784 if( p_sys->i_live555_ret != 461 || !wait_Live555_response( p_demux ) )
785 {
786 msg_Err( p_demux, "SETUP of'%s/%s' failed %s",
787 sub->mediumName(), sub->codecName(),
788 p_sys->env->getResultMsg() );
789 continue;
790 }
791 }
792 }
793
794 /* Check if we will receive data from this subsession for
795 * this track */
796 if( sub->readSource() == NULL ) continue;
797 if( !p_sys->b_multicast )
798 {
799 /* We need different rollover behaviour for multicast */
800 p_sys->b_multicast = IsMulticastAddress( sub->connectionEndpointAddress() );
801 }
802
803 tk = (live_track_t*)malloc( sizeof( live_track_t ) );
804 if( !tk )
805 {
806 delete iter;
807 return VLC_ENOMEM;
808 }
809 tk->p_demux = p_demux;
810 tk->sub = sub;
811 tk->p_es = NULL;
812 tk->b_quicktime = false;
813 tk->b_asf = false;
814 tk->p_asf_block = NULL;
815 tk->b_muxed = false;
816 tk->b_discard_trunc = false;
817 tk->p_out_muxed = NULL;
818 tk->waiting = 0;
819 tk->b_rtcp_sync = false;
820 tk->i_pts = VLC_TS_INVALID;
821 tk->i_npt = 0.;
822 tk->i_buffer = 65536;
823 tk->p_buffer = (uint8_t *)malloc( 65536 );
824 if( !tk->p_buffer )
825 {
826 free( tk );
827 delete iter;
828 return VLC_ENOMEM;
829 }
830
831 /* Value taken from mplayer */
832 if( !strcmp( sub->mediumName(), "audio" ) )
833 {
834 es_format_Init( &tk->fmt, AUDIO_ES, VLC_FOURCC('u','n','d','f') );
835 tk->fmt.audio.i_channels = sub->numChannels();
836 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
837
838 if( !strcmp( sub->codecName(), "MPA" ) ||
839 !strcmp( sub->codecName(), "MPA-ROBUST" ) ||
840 !strcmp( sub->codecName(), "X-MP3-DRAFT-00" ) )
841 {
842 tk->fmt.i_codec = VLC_CODEC_MPGA;
843 tk->fmt.audio.i_rate = 0;
844 }
845 else if( !strcmp( sub->codecName(), "AC3" ) )
846 {
847 tk->fmt.i_codec = VLC_CODEC_A52;
848 tk->fmt.audio.i_rate = 0;
849 }
850 else if( !strcmp( sub->codecName(), "L16" ) )
851 {
852 tk->fmt.i_codec = VLC_CODEC_S16B;
853 tk->fmt.audio.i_bitspersample = 16;
854 }
855 else if( !strcmp( sub->codecName(), "L20" ) )
856 {
857 tk->fmt.i_codec = VLC_CODEC_S20B;
858 tk->fmt.audio.i_bitspersample = 20;
859 }
860 else if( !strcmp( sub->codecName(), "L24" ) )
861 {
862 tk->fmt.i_codec = VLC_CODEC_S24B;
863 tk->fmt.audio.i_bitspersample = 24;
864 }
865 else if( !strcmp( sub->codecName(), "L8" ) )
866 {
867 tk->fmt.i_codec = VLC_CODEC_U8;
868 tk->fmt.audio.i_bitspersample = 8;
869 }
870 else if( !strcmp( sub->codecName(), "DAT12" ) )
871 {
872 tk->fmt.i_codec = VLC_CODEC_DAT12;
873 tk->fmt.audio.i_bitspersample = 12;
874 }
875 else if( !strcmp( sub->codecName(), "PCMU" ) )
876 {
877 tk->fmt.i_codec = VLC_CODEC_MULAW;
878 tk->fmt.audio.i_bitspersample = 8;
879 }
880 else if( !strcmp( sub->codecName(), "PCMA" ) )
881 {
882 tk->fmt.i_codec = VLC_CODEC_ALAW;
883 tk->fmt.audio.i_bitspersample = 8;
884 }
885 else if( !strncmp( sub->codecName(), "G726", 4 ) )
886 {
887 tk->fmt.i_codec = VLC_CODEC_ADPCM_G726;
888 tk->fmt.audio.i_rate = 8000;
889 tk->fmt.audio.i_channels = 1;
890 if( !strcmp( sub->codecName()+5, "40" ) )
891 tk->fmt.i_bitrate = 40000;
892 else if( !strcmp( sub->codecName()+5, "32" ) )
893 tk->fmt.i_bitrate = 32000;
894 else if( !strcmp( sub->codecName()+5, "24" ) )
895 tk->fmt.i_bitrate = 24000;
896 else if( !strcmp( sub->codecName()+5, "16" ) )
897 tk->fmt.i_bitrate = 16000;
898 }
899 else if( !strcmp( sub->codecName(), "AMR" ) )
900 {
901 tk->fmt.i_codec = VLC_CODEC_AMR_NB;
902 }
903 else if( !strcmp( sub->codecName(), "AMR-WB" ) )
904 {
905 tk->fmt.i_codec = VLC_CODEC_AMR_WB;
906 }
907 else if( !strcmp( sub->codecName(), "MP4A-LATM" ) )
908 {
909 unsigned int i_extra;
910 uint8_t *p_extra;
911
912 tk->fmt.i_codec = VLC_CODEC_MP4A;
913
914 if( ( p_extra = parseStreamMuxConfigStr( sub->fmtp_config(),
915 i_extra ) ) )
916 {
917 tk->fmt.i_extra = i_extra;
918 tk->fmt.p_extra = xmalloc( i_extra );
919 memcpy( tk->fmt.p_extra, p_extra, i_extra );
920 delete[] p_extra;
921 }
922 /* Because the "faad" decoder does not handle the LATM
923 * data length field at the start of each returned LATM
924 * frame, tell the RTP source to omit it. */
925 ((MPEG4LATMAudioRTPSource*)sub->rtpSource())->omitLATMDataLengthField();
926 }
927 else if( !strcmp( sub->codecName(), "MPEG4-GENERIC" ) )
928 {
929 unsigned int i_extra;
930 uint8_t *p_extra;
931
932 tk->fmt.i_codec = VLC_CODEC_MP4A;
933
934 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
935 i_extra ) ) )
936 {
937 tk->fmt.i_extra = i_extra;
938 tk->fmt.p_extra = xmalloc( i_extra );
939 memcpy( tk->fmt.p_extra, p_extra, i_extra );
940 delete[] p_extra;
941 }
942 }
943 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
944 {
945 tk->b_asf = true;
946 if( p_sys->p_out_asf == NULL )
947 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
948 p_demux->out );
949 }
950 else if( !strcmp( sub->codecName(), "X-QT" ) ||
951 !strcmp( sub->codecName(), "X-QUICKTIME" ) )
952 {
953 tk->b_quicktime = true;
954 }
955 else if( !strcmp( sub->codecName(), "SPEEX" ) )
956 {
957 tk->fmt.i_codec = VLC_FOURCC( 's', 'p', 'x', 'r' );
958 if ( sub->rtpTimestampFrequency() )
959 tk->fmt.audio.i_rate = sub->rtpTimestampFrequency();
960 else
961 {
962 msg_Warn( p_demux,"Using 8kHz as default sample rate." );
963 tk->fmt.audio.i_rate = 8000;
964 }
965 }
966 }
967 else if( !strcmp( sub->mediumName(), "video" ) )
968 {
969 es_format_Init( &tk->fmt, VIDEO_ES, VLC_FOURCC('u','n','d','f') );
970 if( !strcmp( sub->codecName(), "MPV" ) )
971 {
972 tk->fmt.i_codec = VLC_CODEC_MPGV;
973 tk->fmt.b_packetized = false;
974 }
975 else if( !strcmp( sub->codecName(), "H263" ) ||
976 !strcmp( sub->codecName(), "H263-1998" ) ||
977 !strcmp( sub->codecName(), "H263-2000" ) )
978 {
979 tk->fmt.i_codec = VLC_CODEC_H263;
980 }
981 else if( !strcmp( sub->codecName(), "H261" ) )
982 {
983 tk->fmt.i_codec = VLC_CODEC_H261;
984 }
985 else if( !strcmp( sub->codecName(), "H264" ) )
986 {
987 unsigned int i_extra = 0;
988 uint8_t *p_extra = NULL;
989
990 tk->fmt.i_codec = VLC_CODEC_H264;
991 tk->fmt.b_packetized = false;
992
993 if((p_extra=parseH264ConfigStr( sub->fmtp_spropparametersets(),
994 i_extra ) ) )
995 {
996 tk->fmt.i_extra = i_extra;
997 tk->fmt.p_extra = xmalloc( i_extra );
998 memcpy( tk->fmt.p_extra, p_extra, i_extra );
999
1000 delete[] p_extra;
1001 }
1002 }
1003 else if( !strcmp( sub->codecName(), "JPEG" ) )
1004 {
1005 tk->fmt.i_codec = VLC_CODEC_MJPG;
1006 }
1007 else if( !strcmp( sub->codecName(), "MP4V-ES" ) )
1008 {
1009 unsigned int i_extra;
1010 uint8_t *p_extra;
1011
1012 tk->fmt.i_codec = VLC_CODEC_MP4V;
1013
1014 if( ( p_extra = parseGeneralConfigStr( sub->fmtp_config(),
1015 i_extra ) ) )
1016 {
1017 tk->fmt.i_extra = i_extra;
1018 tk->fmt.p_extra = xmalloc( i_extra );
1019 memcpy( tk->fmt.p_extra, p_extra, i_extra );
1020 delete[] p_extra;
1021 }
1022 }
1023 else if( !strcmp( sub->codecName(), "X-QT" ) ||
1024 !strcmp( sub->codecName(), "X-QUICKTIME" ) ||
1025 !strcmp( sub->codecName(), "X-QDM" ) ||
1026 !strcmp( sub->codecName(), "X-SV3V-ES" ) ||
1027 !strcmp( sub->codecName(), "X-SORENSONVIDEO" ) )
1028 {
1029 tk->b_quicktime = true;
1030 }
1031 else if( !strcmp( sub->codecName(), "MP2T" ) )
1032 {
1033 tk->b_muxed = true;
1034 tk->p_out_muxed = stream_DemuxNew( p_demux, "ts", p_demux->out );
1035 }
1036 else if( !strcmp( sub->codecName(), "MP2P" ) ||
1037 !strcmp( sub->codecName(), "MP1S" ) )
1038 {
1039 tk->b_muxed = true;
1040 tk->p_out_muxed = stream_DemuxNew( p_demux, "ps",
1041 p_demux->out );
1042 }
1043 else if( !strcmp( sub->codecName(), "X-ASF-PF" ) )
1044 {
1045 tk->b_asf = true;
1046 if( p_sys->p_out_asf == NULL )
1047 p_sys->p_out_asf = stream_DemuxNew( p_demux, "asf",
1048 p_demux->out );;
1049 }
1050 else if( !strcmp( sub->codecName(), "DV" ) )
1051 {
1052 tk->b_muxed = true;
1053 tk->b_discard_trunc = true;
1054 tk->p_out_muxed = stream_DemuxNew( p_demux, "rawdv",
1055 p_demux->out );
1056 }
1057 }
1058 else if( !strcmp( sub->mediumName(), "text" ) )
1059 {
1060 es_format_Init( &tk->fmt, SPU_ES, VLC_FOURCC('u','n','d','f') );
1061
1062 if( !strcmp( sub->codecName(), "T140" ) )
1063 {
1064 tk->fmt.i_codec = VLC_CODEC_ITU_T140;
1065 }
1066 }
1067
1068 if( !tk->b_quicktime && !tk->b_muxed && !tk->b_asf )
1069 {
1070 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1071 }
1072
1073 if( sub->rtcpInstance() != NULL )
1074 {
1075 sub->rtcpInstance()->setByeHandler( StreamClose, tk );
1076 }
1077
1078 if( tk->p_es || tk->b_quicktime || ( tk->b_muxed && tk->p_out_muxed ) ||
1079 ( tk->b_asf && p_sys->p_out_asf ) )
1080 {
1081 /* Append */
1082 p_sys->track = (live_track_t**)xrealloc( p_sys->track,
1083 sizeof( live_track_t ) * ( p_sys->i_track + 1 ) );
1084 p_sys->track[p_sys->i_track++] = tk;
1085 }
1086 else
1087 {
1088 /* BUG ??? */
1089 msg_Err( p_demux, "unusable RTSP track. this should not happen" );
1090 es_format_Clean( &tk->fmt );
1091 free( tk );
1092 }
1093 }
1094 }
1095 delete iter;
1096 if( p_sys->i_track <= 0 ) i_return = VLC_EGENERIC;
1097
1098 /* Retrieve the starttime if possible */
1099 p_sys->i_npt_start = p_sys->ms->playStartTime();
1100
1101 /* Retrieve the duration if possible */
1102 p_sys->i_npt_length = p_sys->ms->playEndTime();
1103
1104 /* */
1105 msg_Dbg( p_demux, "setup start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1106
1107 /* */
1108 p_sys->b_no_data = true;
1109 p_sys->i_no_data_ti = 0;
1110
1111 return i_return;
1112 }
1113
1114 /*****************************************************************************
1115 * Play: starts the actual playback of the stream
1116 *****************************************************************************/
1117 static int Play( demux_t *p_demux )
1118 {
1119 demux_sys_t *p_sys = p_demux->p_sys;
1120
1121 if( p_sys->rtsp )
1122 {
1123 /* The PLAY */
1124 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->i_npt_start, -1, 1 );
1125
1126 if( !wait_Live555_response(p_demux) )
1127 {
1128 msg_Err( p_demux, "RTSP PLAY failed %s", p_sys->env->getResultMsg() );
1129 return VLC_EGENERIC;
1130 }
1131
1132 /* Retrieve the timeout value and set up a timeout prevention thread */
1133 p_sys->i_timeout = p_sys->rtsp->sessionTimeoutParameter();
1134 if( p_sys->i_timeout <= 0 )
1135 p_sys->i_timeout = 60; /* default value from RFC2326 */
1136
1137 /* start timeout-thread only if GET_PARAMETER is supported by the server */
1138 if( !p_sys->p_timeout && p_sys->b_get_param )
1139 {
1140 msg_Dbg( p_demux, "We have a timeout of %d seconds", p_sys->i_timeout );
1141 p_sys->p_timeout = (timeout_thread_t *)malloc( sizeof(timeout_thread_t) );
1142 if( p_sys->p_timeout )
1143 {
1144 memset( p_sys->p_timeout, 0, sizeof(timeout_thread_t) );
1145 p_sys->p_timeout->p_sys = p_demux->p_sys; /* lol, object recursion :D */
1146 if( vlc_clone( &p_sys->p_timeout->handle, TimeoutPrevention,
1147 p_sys->p_timeout, VLC_THREAD_PRIORITY_LOW ) )
1148 {
1149 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1150 free( p_sys->p_timeout );
1151 p_sys->p_timeout = NULL;
1152 }
1153 else
1154 msg_Dbg( p_demux, "spawned timeout thread" );
1155 }
1156 else
1157 msg_Err( p_demux, "cannot spawn liveMedia timeout thread" );
1158 }
1159 }
1160 p_sys->i_pcr = 0;
1161
1162 /* Retrieve the starttime if possible */
1163 p_sys->i_npt_start = p_sys->ms->playStartTime();
1164 if( p_sys->ms->playEndTime() > 0 )
1165 p_sys->i_npt_length = p_sys->ms->playEndTime();
1166
1167 msg_Dbg( p_demux, "play start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1168 return VLC_SUCCESS;
1169 }
1170
1171
1172 /*****************************************************************************
1173 * Demux:
1174 *****************************************************************************/
1175 static int Demux( demux_t *p_demux )
1176 {
1177 demux_sys_t *p_sys = p_demux->p_sys;
1178 TaskToken task;
1179
1180 bool b_send_pcr = true;
1181 int64_t i_pcr = 0;
1182 int i;
1183
1184 /* Check if we need to send the server a Keep-A-Live signal */
1185 if( p_sys->b_timeout_call && p_sys->rtsp && p_sys->ms )
1186 {
1187 char *psz_bye = NULL;
1188 p_sys->rtsp->sendGetParameterCommand( *p_sys->ms, NULL, psz_bye );
1189 p_sys->b_timeout_call = false;
1190 }
1191
1192 for( i = 0; i < p_sys->i_track; i++ )
1193 {
1194 live_track_t *tk = p_sys->track[i];
1195
1196 if( tk->b_asf || tk->b_muxed )
1197 b_send_pcr = false;
1198 #if 0
1199 if( i_pcr == 0 )
1200 {
1201 i_pcr = tk->i_pts;
1202 }
1203 else if( tk->i_pts != 0 && i_pcr > tk->i_pts )
1204 {
1205 i_pcr = tk->i_pts ;
1206 }
1207 #endif
1208 }
1209 if( p_sys->i_pcr > 0 )
1210 {
1211 if( b_send_pcr )
1212 es_out_Control( p_demux->out, ES_OUT_SET_PCR, 1 + p_sys->i_pcr );
1213 }
1214
1215 /* First warn we want to read data */
1216 p_sys->event_data = 0;
1217 for( i = 0; i < p_sys->i_track; i++ )
1218 {
1219 live_track_t *tk = p_sys->track[i];
1220
1221 if( tk->waiting == 0 )
1222 {
1223 tk->waiting = 1;
1224 tk->sub->readSource()->getNextFrame( tk->p_buffer, tk->i_buffer,
1225 StreamRead, tk, StreamClose, tk );
1226 }
1227 }
1228 /* Create a task that will be called if we wait more than 300ms */
1229 task = p_sys->scheduler->scheduleDelayedTask( 300000, TaskInterruptData, p_demux );
1230
1231 /* Do the read */
1232 p_sys->scheduler->doEventLoop( &p_sys->event_data );
1233
1234 /* remove the task */
1235 p_sys->scheduler->unscheduleDelayedTask( task );
1236
1237 /* Check for gap in pts value */
1238 for( i = 0; i < p_sys->i_track; i++ )
1239 {
1240 live_track_t *tk = p_sys->track[i];
1241
1242 if( !tk->b_muxed && !tk->b_rtcp_sync &&
1243 tk->sub->rtpSource() && tk->sub->rtpSource()->hasBeenSynchronizedUsingRTCP() )
1244 {
1245 msg_Dbg( p_demux, "tk->rtpSource->hasBeenSynchronizedUsingRTCP()" );
1246
1247 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1248 tk->b_rtcp_sync = true;
1249 /* reset PCR */
1250 tk->i_pts = VLC_TS_INVALID;
1251 tk->i_npt = 0.;
1252 p_sys->i_pcr = 0;
1253 p_sys->i_npt = 0.;
1254 i_pcr = 0;
1255 }
1256 }
1257
1258 if( p_sys->b_multicast && p_sys->b_no_data &&
1259 ( p_sys->i_no_data_ti > 120 ) )
1260 {
1261 /* FIXME Make this configurable
1262 msg_Err( p_demux, "no multicast data received in 36s, aborting" );
1263 return 0;
1264 */
1265 }
1266 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1267 p_sys->b_no_data && ( p_sys->i_no_data_ti > 34 ) )
1268 {
1269 bool b_rtsp_tcp = var_GetBool( p_demux, "rtsp-tcp" ) ||
1270 var_GetBool( p_demux, "rtsp-http" );
1271
1272 if( !b_rtsp_tcp && p_sys->rtsp && p_sys->ms )
1273 {
1274 msg_Warn( p_demux, "no data received in 10s. Switching to TCP" );
1275 if( RollOverTcp( p_demux ) )
1276 {
1277 msg_Err( p_demux, "TCP rollover failed, aborting" );
1278 return 0;
1279 }
1280 return 1;
1281 }
1282 msg_Err( p_demux, "no data received in 10s, aborting" );
1283 return 0;
1284 }
1285 else if( !p_sys->b_multicast && !p_sys->b_paused &&
1286 ( p_sys->i_no_data_ti > 34 ) )
1287 {
1288 /* EOF ? */
1289 msg_Warn( p_demux, "no data received in 10s, eof ?" );
1290 return 0;
1291 }
1292 return p_sys->b_error ? 0 : 1;
1293 }
1294
1295 /*****************************************************************************
1296 * Control:
1297 *****************************************************************************/
1298 static int Control( demux_t *p_demux, int i_query, va_list args )
1299 {
1300 demux_sys_t *p_sys = p_demux->p_sys;
1301 int64_t *pi64, i64;
1302 double *pf, f;
1303 bool *pb, *pb2;
1304 int *pi_int;
1305
1306 switch( i_query )
1307 {
1308 case DEMUX_GET_TIME:
1309 pi64 = (int64_t*)va_arg( args, int64_t * );
1310 if( p_sys->i_npt > 0 )
1311 {
1312 *pi64 = (int64_t)(p_sys->i_npt * 1000000.);
1313 return VLC_SUCCESS;
1314 }
1315 return VLC_EGENERIC;
1316
1317 case DEMUX_GET_LENGTH:
1318 pi64 = (int64_t*)va_arg( args, int64_t * );
1319 if( p_sys->i_npt_length > 0 )
1320 {
1321 *pi64 = (int64_t)((double)p_sys->i_npt_length * 1000000.0);
1322 return VLC_SUCCESS;
1323 }
1324 return VLC_EGENERIC;
1325
1326 case DEMUX_GET_POSITION:
1327 pf = (double*)va_arg( args, double* );
1328 if( (p_sys->i_npt_length > 0) && (p_sys->i_npt > 0) )
1329 {
1330 *pf = ( (double)p_sys->i_npt / (double)p_sys->i_npt_length );
1331 return VLC_SUCCESS;
1332 }
1333 return VLC_EGENERIC;
1334
1335 case DEMUX_SET_POSITION:
1336 case DEMUX_SET_TIME:
1337 if( p_sys->rtsp && (p_sys->i_npt_length > 0) )
1338 {
1339 int i;
1340 float time;
1341
1342 if( (i_query == DEMUX_SET_TIME) && (p_sys->i_npt > 0) )
1343 {
1344 i64 = (int64_t)va_arg( args, int64_t );
1345 time = (float)((double)i64 / (double)1000000.0); /* in second */
1346 }
1347 else if( i_query == DEMUX_SET_TIME )
1348 return VLC_EGENERIC;
1349 else
1350 {
1351 f = (double)va_arg( args, double );
1352 time = f * (double)p_sys->i_npt_length; /* in second */
1353 }
1354
1355 if( p_sys->b_paused )
1356 {
1357 p_sys->f_seek_request = time;
1358 return VLC_SUCCESS;
1359 }
1360
1361 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1362
1363 if( !wait_Live555_response( p_demux ) )
1364 {
1365 msg_Err( p_demux, "PAUSE before seek failed %s",
1366 p_sys->env->getResultMsg() );
1367 return VLC_EGENERIC;
1368 }
1369
1370 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, time, -1, 1 );
1371
1372 if( !wait_Live555_response( p_demux ) )
1373 {
1374 msg_Err( p_demux, "seek PLAY failed %s",
1375 p_sys->env->getResultMsg() );
1376 return VLC_EGENERIC;
1377 }
1378 p_sys->i_pcr = 0;
1379
1380 /* Retrieve RTP-Info values */
1381 for( i = 0; i < p_sys->i_track; i++ )
1382 {
1383 p_sys->track[i]->b_rtcp_sync = false;
1384 p_sys->track[i]->i_pts = VLC_TS_INVALID;
1385 }
1386
1387 /* Retrieve the starttime if possible */
1388 p_sys->i_npt = p_sys->i_npt_start = p_sys->ms->playStartTime();
1389
1390 /* Retrieve the duration if possible */
1391 if( p_sys->ms->playEndTime() > 0 )
1392 p_sys->i_npt_length = p_sys->ms->playEndTime();
1393
1394 msg_Dbg( p_demux, "seek start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1395 return VLC_SUCCESS;
1396 }
1397 return VLC_EGENERIC;
1398
1399 /* Special for access_demux */
1400 case DEMUX_CAN_PAUSE:
1401 case DEMUX_CAN_SEEK:
1402 pb = (bool*)va_arg( args, bool * );
1403 if( p_sys->rtsp && p_sys->i_npt_length > 0 )
1404 /* Not always true, but will be handled in SET_PAUSE_STATE */
1405 *pb = true;
1406 else
1407 *pb = false;
1408 return VLC_SUCCESS;
1409
1410 case DEMUX_CAN_CONTROL_PACE:
1411 pb = (bool*)va_arg( args, bool * );
1412
1413 #if 1 /* Disable for now until we have a clock synchro algo
1414 * which works with something else than MPEG over UDP */
1415 *pb = false;
1416 #else
1417 *pb = true;
1418 #endif
1419 return VLC_SUCCESS;
1420
1421 case DEMUX_CAN_CONTROL_RATE:
1422 pb = (bool*)va_arg( args, bool * );
1423 pb2 = (bool*)va_arg( args, bool * );
1424
1425 *pb = (p_sys->rtsp != NULL) &&
1426 (p_sys->i_npt_length > 0) &&
1427 ( !var_GetBool( p_demux, "rtsp-kasenna" ) ||
1428 !var_GetBool( p_demux, "rtsp-wmserver" ) );
1429 *pb2 = false;
1430 return VLC_SUCCESS;
1431
1432 case DEMUX_SET_RATE:
1433 {
1434 double f_scale, f_old_scale;
1435
1436 if( !p_sys->rtsp || (p_sys->i_npt_length <= 0) ||
1437 var_GetBool( p_demux, "rtsp-kasenna" ) ||
1438 var_GetBool( p_demux, "rtsp-wmserver" ) )
1439 return VLC_EGENERIC;
1440
1441 /* According to RFC 2326 p56 chapter 12.35 a RTSP server that
1442 * supports Scale:
1443 *
1444 * "[...] should try to approximate the viewing rate, but
1445 * may restrict the range of scale values that it supports.
1446 * The response MUST contain the actual scale value chosen
1447 * by the server."
1448 *
1449 * Scale = 1 indicates normal play
1450 * Scale > 1 indicates fast forward
1451 * Scale < 1 && Scale > 0 indicates slow motion
1452 * Scale < 0 value indicates rewind
1453 */
1454
1455 pi_int = (int*)va_arg( args, int * );
1456 f_scale = (double)INPUT_RATE_DEFAULT / (*pi_int);
1457 f_old_scale = p_sys->ms->scale();
1458
1459 /* Passing -1 for the start and end time will mean liveMedia won't
1460 * create a Range: section for the RTSP message. The server should
1461 * pick up from the current position */
1462 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, -1, -1, f_scale );
1463
1464 if( !wait_Live555_response( p_demux ) )
1465 {
1466 msg_Err( p_demux, "PLAY with Scale %0.2f failed %s", f_scale,
1467 p_sys->env->getResultMsg() );
1468 return VLC_EGENERIC;
1469 }
1470
1471 if( p_sys->ms->scale() == f_old_scale )
1472 {
1473 msg_Err( p_demux, "no scale change using old Scale %0.2f",
1474 p_sys->ms->scale() );
1475 return VLC_EGENERIC;
1476 }
1477
1478 /* ReSync the stream */
1479 p_sys->i_npt_start = 0;
1480 p_sys->i_pcr = 0;
1481 p_sys->i_npt = 0.0;
1482
1483 *pi_int = (int)( INPUT_RATE_DEFAULT / p_sys->ms->scale() );
1484 msg_Dbg( p_demux, "PLAY with new Scale %0.2f (%d)", p_sys->ms->scale(), (*pi_int) );
1485 return VLC_SUCCESS;
1486 }
1487
1488 case DEMUX_SET_PAUSE_STATE:
1489 {
1490 bool b_pause = (bool)va_arg( args, int );
1491 if( p_sys->rtsp == NULL )
1492 return VLC_EGENERIC;
1493
1494 if( b_pause == p_sys->b_paused )
1495 return VLC_SUCCESS;
1496 if( b_pause )
1497 p_sys->rtsp->sendPauseCommand( *p_sys->ms, default_live555_callback );
1498 else
1499 p_sys->rtsp->sendPlayCommand( *p_sys->ms, default_live555_callback, p_sys->f_seek_request,
1500 -1.0f, p_sys->ms->scale() );
1501
1502 if( !wait_Live555_response( p_demux ) )
1503 {
1504 msg_Err( p_demux, "PLAY or PAUSE failed %s", p_sys->env->getResultMsg() );
1505 return VLC_EGENERIC;
1506 }
1507 p_sys->f_seek_request = -1;
1508 p_sys->b_paused = b_pause;
1509
1510 /* When we Pause, we'll need the TimeoutPrevention thread to
1511 * handle sending the "Keep Alive" message to the server.
1512 * Unfortunately Live555 isn't thread safe and so can't
1513 * do this normally while the main Demux thread is handling
1514 * a live stream. We end up with the Timeout thread blocking
1515 * waiting for a response from the server. So when we PAUSE
1516 * we set a flag that the TimeoutPrevention function will check
1517 * and if it's set, it will trigger the GET_PARAMETER message */
1518 if( p_sys->b_paused && p_sys->p_timeout != NULL )
1519 p_sys->p_timeout->b_handle_keep_alive = true;
1520 else if( !p_sys->b_paused && p_sys->p_timeout != NULL )
1521 p_sys->p_timeout->b_handle_keep_alive = false;
1522
1523 if( !p_sys->b_paused )
1524 {
1525 for( int i = 0; i < p_sys->i_track; i++ )
1526 {
1527 live_track_t *tk = p_sys->track[i];
1528 tk->b_rtcp_sync = false;
1529 tk->i_pts = VLC_TS_INVALID;
1530 p_sys->i_pcr = 0;
1531 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1532 }
1533 }
1534
1535 /* Reset data received counter */
1536 p_sys->i_no_data_ti = 0;
1537
1538 /* Retrieve the starttime if possible */
1539 p_sys->i_npt_start = p_sys->ms->playStartTime();
1540
1541 /* Retrieve the duration if possible */
1542 if( p_sys->ms->playEndTime() )
1543 p_sys->i_npt_length = p_sys->ms->playEndTime();
1544
1545 msg_Dbg( p_demux, "pause start: %f stop:%f", p_sys->i_npt_start, p_sys->i_npt_length );
1546 return VLC_SUCCESS;
1547 }
1548 case DEMUX_GET_TITLE_INFO:
1549 case DEMUX_SET_TITLE:
1550 case DEMUX_SET_SEEKPOINT:
1551 return VLC_EGENERIC;
1552
1553 case DEMUX_GET_PTS_DELAY:
1554 pi64 = (int64_t*)va_arg( args, int64_t * );
1555 *pi64 = var_GetInteger( p_demux, "rtsp-caching" ) * 1000;
1556 return VLC_SUCCESS;
1557
1558 default:
1559 return VLC_EGENERIC;
1560 }
1561 }
1562
1563 /*****************************************************************************
1564 * RollOverTcp: reopen the rtsp into TCP mode
1565 * XXX: ugly, a lot of code are duplicated from Open()
1566 * This should REALLY be fixed
1567 *****************************************************************************/
1568 static int RollOverTcp( demux_t *p_demux )
1569 {
1570 demux_sys_t *p_sys = p_demux->p_sys;
1571 int i, i_return;
1572
1573 var_SetBool( p_demux, "rtsp-tcp", true );
1574
1575 /* We close the old RTSP session */
1576 p_sys->rtsp->sendTeardownCommand( *p_sys->ms, NULL );
1577 Medium::close( p_sys->ms );
1578 RTSPClient::close( p_sys->rtsp );
1579
1580 for( i = 0; i < p_sys->i_track; i++ )
1581 {
1582 live_track_t *tk = p_sys->track[i];
1583
1584 if( tk->b_muxed ) stream_Delete( tk->p_out_muxed );
1585 if( tk->p_es ) es_out_Del( p_demux->out, tk->p_es );
1586 if( tk->p_asf_block ) block_Release( tk->p_asf_block );
1587 es_format_Clean( &tk->fmt );
1588 free( tk->p_buffer );
1589 free( tk );
1590 }
1591 if( p_sys->i_track ) free( p_sys->track );
1592 if( p_sys->p_out_asf ) stream_Delete( p_sys->p_out_asf );
1593
1594 p_sys->ms = NULL;
1595 p_sys->rtsp = NULL;
1596 p_sys->track = NULL;
1597 p_sys->i_track = 0;
1598 p_sys->b_no_data = true;
1599 p_sys->i_no_data_ti = 0;
1600 p_sys->p_out_asf = NULL;
1601
1602 /* Reopen rtsp client */
1603 if( ( i_return = Connect( p_demux ) ) != VLC_SUCCESS )
1604 {
1605 msg_Err( p_demux, "Failed to connect with rtsp://%s",
1606 p_sys->psz_path );
1607 goto error;
1608 }
1609
1610 if( p_sys->p_sdp == NULL )
1611 {
1612 msg_Err( p_demux, "Failed to retrieve the RTSP Session Description" );
1613 goto error;
1614 }
1615
1616 if( ( i_return = SessionsSetup( p_demux ) ) != VLC_SUCCESS )
1617 {
1618 msg_Err( p_demux, "Nothing to play for rtsp://%s", p_sys->psz_path );
1619 goto error;
1620 }
1621
1622 if( ( i_return = Play( p_demux ) ) != VLC_SUCCESS )
1623 goto error;
1624
1625 return VLC_SUCCESS;
1626
1627 error:
1628 return VLC_EGENERIC;
1629 }
1630
1631
1632 /*****************************************************************************
1633 *
1634 *****************************************************************************/
1635 static block_t *StreamParseAsf( demux_t *p_demux, live_track_t *tk,
1636 bool b_marker,
1637 const uint8_t *p_data, unsigned i_size )
1638 {
1639 const unsigned i_packet_size = p_demux->p_sys->asfh.i_min_data_packet_size;
1640 block_t *p_list = NULL;
1641
1642 while( i_size >= 4 )
1643 {
1644 unsigned i_flags = p_data[0];
1645 unsigned i_length_offset = (p_data[1] << 16) |
1646 (p_data[2] << 8) |
1647 (p_data[3] );
1648 bool b_key = i_flags & 0x80;
1649 bool b_length = i_flags & 0x40;
1650 bool b_relative_ts = i_flags & 0x20;
1651 bool b_duration = i_flags & 0x10;
1652 bool b_location_id = i_flags & 0x08;
1653
1654 //msg_Dbg( p_demux, "ASF: marker=%d size=%d : %c=%d id=%d",
1655 // b_marker, i_size, b_length ? 'L' : 'O', i_length_offset );
1656 unsigned i_header_size = 4;
1657 if( b_relative_ts )
1658 i_header_size += 4;
1659 if( b_duration )
1660 i_header_size += 4;
1661 if( b_location_id )
1662 i_header_size += 4;
1663
1664 if( i_header_size > i_size )
1665 {
1666 msg_Warn( p_demux, "Invalid header size" );
1667 break;
1668 }
1669
1670 /* XXX
1671 * When b_length is true, the streams I found do not seems to respect
1672 * the documentation.
1673 * From them, I have failed to find which choice between '__MIN()' or
1674 * 'i_length_offset - i_header_size' is the right one.
1675 */
1676 unsigned i_payload;
1677 if( b_length )
1678 i_payload = __MIN( i_length_offset, i_size - i_header_size);
1679 else
1680 i_payload = i_size - i_header_size;
1681
1682 if( !tk->p_asf_block )
1683 {
1684 tk->p_asf_block = block_New( p_demux, i_packet_size );
1685 if( !tk->p_asf_block )
1686 break;
1687 tk->p_asf_block->i_buffer = 0;
1688 }
1689 unsigned i_offset = b_length ? 0 : i_length_offset;
1690 if( i_offset == tk->p_asf_block->i_buffer && i_offset + i_payload <= i_packet_size )
1691 {
1692 memcpy( &tk->p_asf_block->p_buffer[i_offset], &p_data[i_header_size], i_payload );
1693 tk->p_asf_block->i_buffer += i_payload;
1694 if( b_marker )
1695 {
1696 /* We have a complete packet */
1697 tk->p_asf_block->i_buffer = i_packet_size;
1698 block_ChainAppend( &p_list, tk->p_asf_block );
1699 tk->p_asf_block = NULL;
1700 }
1701 }
1702 else
1703 {
1704 /* Reset on broken stream */
1705 msg_Err( p_demux, "Broken packet detected (%d vs %zu or %d + %d vs %d)",
1706 i_offset, tk->p_asf_block->i_buffer, i_offset, i_payload, i_packet_size);
1707 tk->p_asf_block->i_buffer = 0;
1708 }
1709
1710 /* */
1711 p_data += i_header_size + i_payload;
1712 i_size -= i_header_size + i_payload;
1713 }
1714 return p_list;
1715 }
1716
1717 /*****************************************************************************
1718 *
1719 *****************************************************************************/
1720 static void StreamRead( void *p_private, unsigned int i_size,
1721 unsigned int i_truncated_bytes, struct timeval pts,
1722 unsigned int duration )
1723 {
1724 VLC_UNUSED( duration );
1725
1726 live_track_t *tk = (live_track_t*)p_private;
1727 demux_t *p_demux = tk->p_demux;
1728 demux_sys_t *p_sys = p_demux->p_sys;
1729 block_t *p_block;
1730
1731 //msg_Dbg( p_demux, "pts: %d", pts.tv_sec );
1732
1733 int64_t i_pts = (int64_t)pts.tv_sec * INT64_C(1000000) +
1734 (int64_t)pts.tv_usec;
1735
1736 /* XXX Beurk beurk beurk Avoid having negative value XXX */
1737 i_pts &= INT64_C(0x00ffffffffffffff);
1738
1739 /* Retrieve NPT for this pts */
1740 tk->i_npt = tk->sub->getNormalPlayTime(pts);
1741
1742 if( tk->b_quicktime && tk->p_es == NULL )
1743 {
1744 QuickTimeGenericRTPSource *qtRTPSource =
1745 (QuickTimeGenericRTPSource*)tk->sub->rtpSource();
1746 QuickTimeGenericRTPSource::QTState &qtState = qtRTPSource->qtState;
1747 uint8_t *sdAtom = (uint8_t*)&qtState.sdAtom[4];
1748
1749 if( tk->fmt.i_cat == VIDEO_ES ) {
1750 if( qtState.sdAtomSize < 16 + 32 )
1751 {
1752 /* invalid */
1753 p_sys->event_data = 0xff;
1754 tk->waiting = 0;
1755 return;
1756 }
1757 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1758 tk->fmt.video.i_width = (sdAtom[28] << 8) | sdAtom[29];
1759 tk->fmt.video.i_height = (sdAtom[30] << 8) | sdAtom[31];
1760
1761 if( tk->fmt.i_codec == VLC_FOURCC('a', 'v', 'c', '1') )
1762 {
1763 uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 86;
1764 uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
1765 + qtRTPSource->qtState.sdAtomSize;
1766 while (pos+8 < endpos) {
1767 unsigned int atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
1768 if( atomLength == 0 || atomLength > (unsigned int)(endpos-pos)) break;
1769 if( memcmp(pos+4, "avcC", 4) == 0 &&
1770 atomLength > 8 &&
1771 atomLength <= INT_MAX )
1772 {
1773 tk->fmt.i_extra = atomLength-8;
1774 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1775 memcpy(tk->fmt.p_extra, pos+8, atomLength-8);
1776 break;
1777 }
1778 pos += atomLength;
1779 }
1780 }
1781 else
1782 {
1783 tk->fmt.i_extra = qtState.sdAtomSize - 16;
1784 tk->fmt.p_extra = xmalloc( tk->fmt.i_extra );
1785 memcpy( tk->fmt.p_extra, &sdAtom[12], tk->fmt.i_extra );
1786 }
1787 }
1788 else {
1789 if( qtState.sdAtomSize < 4 )
1790 {
1791 /* invalid */
1792 p_sys->event_data = 0xff;
1793 tk->waiting = 0;
1794 return;
1795 }
1796 tk->fmt.i_codec = VLC_FOURCC(sdAtom[0],sdAtom[1],sdAtom[2],sdAtom[3]);
1797 }
1798 tk->p_es = es_out_Add( p_demux->out, &tk->fmt );
1799 }
1800
1801 #if 0
1802 fprintf( stderr, "StreamRead size=%d pts=%lld\n",
1803 i_size,
1804 pts.tv_sec * 1000000LL + pts.tv_usec );
1805 #endif
1806
1807 /* grow buffer if it looks like buffer is too small, but don't eat
1808 * up all the memory on strange streams */
1809 if( i_truncated_bytes > 0 )
1810 {
1811 if( tk->i_buffer < 2000000 )
1812 {
1813 void *p_tmp;
1814 msg_Dbg( p_demux, "lost %d bytes", i_truncated_bytes );
1815 msg_Dbg( p_demux, "increasing buffer size to %d", tk->i_buffer * 2 );
1816 p_tmp = realloc( tk->p_buffer, tk->i_buffer * 2 );
1817 if( p_tmp == NULL )
1818 {
1819 msg_Warn( p_demux, "realloc failed" );
1820 }
1821 else
1822 {
1823 tk->p_buffer = (uint8_t*)p_tmp;
1824 tk->i_buffer *= 2;
1825 }
1826 }
1827
1828 if( tk->b_discard_trunc )
1829 {
1830 p_sys->event_data = 0xff;
1831 tk->waiting = 0;
1832 return;
1833 }
1834 }
1835
1836 assert( i_size <= tk->i_buffer );
1837
1838 if( tk->fmt.i_codec == VLC_CODEC_AMR_NB ||
1839 tk->fmt.i_codec == VLC_CODEC_AMR_WB )
1840 {
1841 AMRAudioSource *amrSource = (AMRAudioSource*)tk->sub->readSource();
1842
1843 p_block = block_New( p_demux, i_size + 1 );
1844 p_block->p_buffer[0] = amrSource->lastFrameHeader();
1845 memcpy( p_block->p_buffer + 1, tk->p_buffer, i_size );
1846 }
1847 else if( tk->fmt.i_codec == VLC_CODEC_H261 )
1848 {
1849 H261VideoRTPSource *h261Source = (H261VideoRTPSource*)tk->sub->rtpSource();
1850 uint32_t header = h261Source->lastSpecialHeader();
1851 p_block = block_New( p_demux, i_size + 4 );
1852 memcpy( p_block->p_buffer, &header, 4 );
1853 memcpy( p_block->p_buffer + 4, tk->p_buffer, i_size );
1854
1855 if( tk->sub->rtpSource()->curPacketMarkerBit() )
1856 p_block->i_flags |= BLOCK_FLAG_END_OF_FRAME;
1857 }
1858 else if( tk->fmt.i_codec == VLC_CODEC_H264 )
1859 {
1860 if( (tk->p_buffer[0] & 0x1f) >= 24 )
1861 msg_Warn( p_demux, "unsupported NAL type for H264" );
1862
1863 /* Normal NAL type */
1864 p_block = block_New( p_demux, i_size + 4 );
1865 p_block->p_buffer[0] = 0x00;
1866 p_block->p_buffer[1] = 0x00;
1867 p_block->p_buffer[2] = 0x00;
1868 p_block->p_buffer[3] = 0x01;
1869 memcpy( &p_block->p_buffer[4], tk->p_buffer, i_size );
1870 }
1871 else if( tk->b_asf )
1872 {
1873 p_block = StreamParseAsf( p_demux, tk,
1874 tk->sub->rtpSource()->curPacketMarkerBit(),
1875 tk->p_buffer, i_size );
1876 }
1877 else
1878 {
1879 p_block = block_New( p_demux, i_size );
1880 memcpy( p_block->p_buffer, tk->p_buffer, i_size );
1881 }
1882
1883 if( p_sys->i_pcr < i_pts )
1884 {
1885 p_sys->i_pcr = i_pts;
1886 }
1887
1888 /* Update our global npt value */
1889 if( tk->i_npt > 0 && tk->i_npt > p_sys->i_npt &&
1890 ( tk->i_npt < p_sys->i_npt_length || p_sys->i_npt_length <= 0 ) )
1891 p_sys->i_npt = tk->i_npt;
1892
1893 if( p_block )
1894 {
1895 if( !tk->b_muxed && !tk->b_asf )
1896 {
1897 if( i_pts != tk->i_pts )
1898 p_block->i_pts = VLC_TS_0 + i_pts;
1899 /*FIXME: for h264 you should check that packetization-mode=1 in sdp-file */
1900 p_block->i_dts = ( tk->fmt.i_codec == VLC_CODEC_MPGV ) ? VLC_TS_INVALID : (VLC_TS_0 + i_pts);
1901 }
1902
1903 if( tk->b_muxed )
1904 stream_DemuxSend( tk->p_out_muxed, p_block );
1905 else if( tk->b_asf )
1906 stream_DemuxSend( p_sys->p_out_asf, p_block );
1907 else
1908 es_out_Send( p_demux->out, tk->p_es, p_block );
1909 }
1910
1911 /* warn that's ok */
1912 p_sys->event_data = 0xff;
1913
1914 /* we have read data */
1915 tk->waiting = 0;
1916 p_demux->p_sys->b_no_data = false;
1917 p_demux->p_sys->i_no_data_ti = 0;
1918
1919 if( i_pts > 0 && !tk->b_muxed )
1920 {
1921 tk->i_pts = i_pts;
1922 }
1923 }
1924
1925 /*****************************************************************************
1926 *
1927 *****************************************************************************/
1928 static void StreamClose( void *p_private )
1929 {
1930 live_track_t *tk = (live_track_t*)p_private;
1931 demux_t *p_demux = tk->p_demux;
1932 demux_sys_t *p_sys = p_demux->p_sys;
1933
1934 msg_Dbg( p_demux, "StreamClose" );
1935
1936 p_sys->event_rtsp = 0xff;
1937 p_sys->event_data = 0xff;
1938 p_sys->b_error = true;
1939 }
1940
1941
1942 /*****************************************************************************
1943 *
1944 *****************************************************************************/
1945 static void TaskInterruptRTSP( void *p_private )
1946 {
1947 demux_t *p_demux = (demux_t*)p_private;
1948
1949 /* Avoid lock */
1950 p_demux->p_sys->event_rtsp = 0xff;
1951 }
1952
1953 static void TaskInterruptData( void *p_private )
1954 {
1955 demux_t *p_demux = (demux_t*)p_private;
1956
1957 p_demux->p_sys->i_no_data_ti++;
1958
1959 /* Avoid lock */
1960 p_demux->p_sys->event_data = 0xff;
1961 }
1962
1963 /*****************************************************************************
1964 *
1965 *****************************************************************************/
1966 static void* TimeoutPrevention( void *p_data )
1967 {
1968 timeout_thread_t *p_timeout = (timeout_thread_t *)p_data;
1969
1970 for( ;; )
1971 {
1972 /* Voodoo (= no) thread safety here! *Ahem* */
1973 if( p_timeout->b_handle_keep_alive )
1974 {
1975 char *psz_bye = NULL;
1976 int canc = vlc_savecancel ();
1977
1978 p_timeout->p_sys->rtsp->sendGetParameterCommand( *p_timeout->p_sys->ms, NULL, psz_bye );
1979 vlc_restorecancel (canc);
1980 }
1981 p_timeout->p_sys->b_timeout_call = !p_timeout->b_handle_keep_alive;
1982
1983 msleep (((int64_t)p_timeout->p_sys->i_timeout - 2) * CLOCK_FREQ);
1984 }
1985 assert(0); /* dead code */
1986 }
1987
1988 /*****************************************************************************
1989 *
1990 *****************************************************************************/
1991 static int ParseASF( demux_t *p_demux )
1992 {
1993 demux_sys_t *p_sys = p_demux->p_sys;
1994
1995 const char *psz_marker = "a=pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,";
1996 char *psz_asf = strcasestr( p_sys->p_sdp, psz_marker );
1997 char *psz_end;
1998 block_t *p_header;
1999
2000 /* Parse the asf header */
2001 if( psz_asf == NULL )
2002 return VLC_EGENERIC;
2003
2004 psz_asf += strlen( psz_marker );
2005 psz_asf = strdup( psz_asf ); /* Duplicate it */
2006 psz_end = strchr( psz_asf, '\n' );
2007
2008 while( psz_end > psz_asf && ( *psz_end == '\n' || *psz_end == '\r' ) )
2009 *psz_end-- = '\0';
2010
2011 if( psz_asf >= psz_end )
2012 {
2013 free( psz_asf );
2014 return VLC_EGENERIC;
2015 }
2016
2017 /* Always smaller */
2018 p_header = block_New( p_demux, psz_end - psz_asf );
2019 p_header->i_buffer = vlc_b64_decode_binary_to_buffer( p_header->p_buffer,
2020 p_header->i_buffer, psz_asf );
2021 //msg_Dbg( p_demux, "Size=%d Hdrb64=%s", p_header->i_buffer, psz_asf );
2022 if( p_header->i_buffer <= 0 )
2023 {
2024 free( psz_asf );
2025 return VLC_EGENERIC;
2026 }
2027
2028 /* Parse it to get packet size */
2029 asf_HeaderParse( &p_sys->asfh, p_header->p_buffer, p_header->i_buffer );
2030
2031 /* Send it to demuxer */
2032 stream_DemuxSend( p_sys->p_out_asf, p_header );
2033
2034 free( psz_asf );
2035 return VLC_SUCCESS;
2036 }
2037
2038
2039 static unsigned char* parseH264ConfigStr( char const* configStr,
2040 unsigned int& configSize )
2041 {
2042 char *dup, *psz;
2043 size_t i_records = 1;
2044
2045 configSize = 0;
2046
2047 if( configStr == NULL || *configStr == '\0' )
2048 return NULL;
2049
2050 psz = dup = strdup( configStr );
2051
2052 /* Count the number of commas */
2053 for( psz = dup; *psz != '\0'; ++psz )
2054 {
2055 if( *psz == ',')
2056 {
2057 ++i_records;
2058 *psz = '\0';
2059 }
2060 }
2061
2062 size_t configMax = 5*strlen(dup);
2063 unsigned char *cfg = new unsigned char[configMax];
2064 psz = dup;
2065 for( size_t i = 0; i < i_records; ++i )
2066 {
2067 cfg[configSize++] = 0x00;
2068 cfg[configSize++] = 0x00;
2069 cfg[configSize++] = 0x00;
2070 cfg[configSize++] = 0x01;
2071
2072 configSize += vlc_b64_decode_binary_to_buffer( cfg+configSize,
2073 configMax-configSize, psz );
2074 psz += strlen(psz)+1;
2075 }
2076
2077 free( dup );
2078 return cfg;
2079 }
VLC Solaris and OpenSolaris fixes