1 /*****************************************************************************
2 * stream_output.c : stream output module
3 *****************************************************************************
4 * Copyright (C) 2002-2004 the VideoLAN team
7 * Authors: Christophe Massiot <massiot@via.ecp.fr>
8 * Laurent Aimar <fenrir@via.ecp.fr>
9 * Eric Petit <titer@videolan.org>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
29 #include <stdlib.h> /* free() */
30 #include <stdio.h> /* sprintf() */
31 #include <string.h> /* strerror() */
35 #include <vlc/input.h>
40 /*****************************************************************************
42 *****************************************************************************/
43 static void sout_CfgDestroy( sout_cfg_t * );
45 #define sout_stream_url_to_chain( p, s ) \
46 _sout_stream_url_to_chain( VLC_OBJECT(p), s )
47 static char *_sout_stream_url_to_chain( vlc_object_t *, char * );
61 /* mrl_Parse: parse psz_mrl and fill p_mrl */
62 static int mrl_Parse( mrl_t *p_mrl, char *psz_mrl );
63 /* mrl_Clean: clean p_mrl after a call to mrl_Parse */
64 static void mrl_Clean( mrl_t *p_mrl );
66 #define FREE( p ) if( p ) { free( p ); (p) = NULL; }
68 /*****************************************************************************
69 * sout_NewInstance: creates a new stream output instance
70 *****************************************************************************/
71 sout_instance_t *__sout_NewInstance( vlc_object_t *p_parent, char * psz_dest )
73 sout_instance_t *p_sout;
77 if( var_Get( p_parent, "sout-keep", &keep ) < 0 )
79 msg_Warn( p_parent, "cannot get sout-keep value" );
80 keep.b_bool = VLC_FALSE;
84 if( ( p_sout = vlc_object_find( p_parent, VLC_OBJECT_SOUT,
85 FIND_ANYWHERE ) ) != NULL )
87 if( !strcmp( p_sout->psz_sout, psz_dest ) )
89 msg_Dbg( p_parent, "sout keep : reusing sout" );
90 msg_Dbg( p_parent, "sout keep : you probably want to use "
91 "gather stream_out" );
92 vlc_object_detach( p_sout );
93 vlc_object_attach( p_sout, p_parent );
94 vlc_object_release( p_sout );
99 msg_Dbg( p_parent, "sout keep : destroying unusable sout" );
100 vlc_object_release( p_sout );
101 sout_DeleteInstance( p_sout );
105 else if( !keep.b_bool )
107 while( ( p_sout = vlc_object_find( p_parent, VLC_OBJECT_SOUT,
108 FIND_PARENT ) ) != NULL )
110 msg_Dbg( p_parent, "sout keep : destroying old sout" );
111 vlc_object_release( p_sout );
112 sout_DeleteInstance( p_sout );
116 /* *** Allocate descriptor *** */
117 p_sout = vlc_object_create( p_parent, VLC_OBJECT_SOUT );
120 msg_Err( p_parent, "out of memory" );
124 /* *** init descriptor *** */
125 p_sout->psz_sout = strdup( psz_dest );
126 p_sout->p_meta = NULL;
127 p_sout->i_out_pace_nocontrol = 0;
128 p_sout->p_sys = NULL;
130 vlc_mutex_init( p_sout, &p_sout->lock );
131 if( psz_dest && psz_dest[0] == '#' )
133 p_sout->psz_chain = strdup( &psz_dest[1] );
137 p_sout->psz_chain = sout_stream_url_to_chain( p_sout, psz_dest );
138 msg_Dbg( p_sout, "using sout chain=`%s'", p_sout->psz_chain );
140 p_sout->p_stream = NULL;
142 /* attach it for inherit */
143 vlc_object_attach( p_sout, p_parent );
145 /* Create statistics */
146 stats_Create( p_parent, "sout_sent_packets",
147 VLC_VAR_INTEGER, STATS_COUNTER );
148 stats_Create( p_parent, "sout_sent_bytes", VLC_VAR_INTEGER, STATS_COUNTER );
149 stats_Create( p_parent, "sout_send_bitrate",
150 VLC_VAR_FLOAT, STATS_DERIVATIVE );
151 p_counter = stats_CounterGet( p_parent, p_parent->i_object_id,
152 "sout_send_bitrate" );
153 if( p_counter) p_counter->update_interval = 1000000;
155 p_sout->p_stream = sout_StreamNew( p_sout, p_sout->psz_chain );
157 if( p_sout->p_stream == NULL )
159 msg_Err( p_sout, "stream chained failed for `%s'", p_sout->psz_chain );
161 FREE( p_sout->psz_sout );
162 FREE( p_sout->psz_chain );
164 vlc_object_detach( p_sout );
165 vlc_object_destroy( p_sout );
171 /*****************************************************************************
172 * sout_DeleteInstance: delete a previously allocated instance
173 *****************************************************************************/
174 void sout_DeleteInstance( sout_instance_t * p_sout )
177 vlc_object_detach( p_sout );
179 /* remove the stream out chain */
180 sout_StreamDelete( p_sout->p_stream );
182 /* *** free all string *** */
183 FREE( p_sout->psz_sout );
184 FREE( p_sout->psz_chain );
189 vlc_meta_Delete( p_sout->p_meta );
192 vlc_mutex_destroy( &p_sout->lock );
194 /* *** free structure *** */
195 vlc_object_destroy( p_sout );
198 /*****************************************************************************
200 *****************************************************************************/
201 sout_packetizer_input_t *sout_InputNew( sout_instance_t *p_sout,
204 sout_packetizer_input_t *p_input;
206 msg_Dbg( p_sout, "adding a new input" );
208 /* *** create a packetizer input *** */
209 p_input = malloc( sizeof( sout_packetizer_input_t ) );
210 p_input->p_sout = p_sout;
211 p_input->p_fmt = p_fmt;
213 if( p_fmt->i_codec == VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
215 vlc_object_release( p_sout );
219 /* *** add it to the stream chain */
220 vlc_mutex_lock( &p_sout->lock );
221 p_input->id = p_sout->p_stream->pf_add( p_sout->p_stream, p_fmt );
222 vlc_mutex_unlock( &p_sout->lock );
224 if( p_input->id == NULL )
233 /*****************************************************************************
235 *****************************************************************************/
236 int sout_InputDelete( sout_packetizer_input_t *p_input )
238 sout_instance_t *p_sout = p_input->p_sout;
240 msg_Dbg( p_sout, "removing an input" );
242 if( p_input->p_fmt->i_codec != VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
244 vlc_mutex_lock( &p_sout->lock );
245 p_sout->p_stream->pf_del( p_sout->p_stream, p_input->id );
246 vlc_mutex_unlock( &p_sout->lock );
251 return( VLC_SUCCESS);
254 /*****************************************************************************
256 *****************************************************************************/
257 int sout_InputSendBuffer( sout_packetizer_input_t *p_input,
260 sout_instance_t *p_sout = p_input->p_sout;
263 if( p_input->p_fmt->i_codec == VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
265 block_Release( p_buffer );
268 if( p_buffer->i_dts <= 0 )
270 msg_Warn( p_sout, "trying to send non-dated packet to stream output!");
271 block_Release( p_buffer );
275 vlc_mutex_lock( &p_sout->lock );
276 i_ret = p_sout->p_stream->pf_send( p_sout->p_stream,
277 p_input->id, p_buffer );
278 vlc_mutex_unlock( &p_sout->lock );
283 /*****************************************************************************
284 * sout_AccessOutNew: allocate a new access out
285 *****************************************************************************/
286 sout_access_out_t *sout_AccessOutNew( sout_instance_t *p_sout,
287 char *psz_access, char *psz_name )
289 sout_access_out_t *p_access;
292 if( !( p_access = vlc_object_create( p_sout,
293 sizeof( sout_access_out_t ) ) ) )
295 msg_Err( p_sout, "out of memory" );
299 psz_next = sout_CfgCreate( &p_access->psz_access, &p_access->p_cfg,
305 p_access->psz_name = strdup( psz_name ? psz_name : "" );
306 p_access->p_sout = p_sout;
307 p_access->p_sys = NULL;
308 p_access->pf_seek = NULL;
309 p_access->pf_read = NULL;
310 p_access->pf_write = NULL;
311 p_access->p_module = NULL;
312 vlc_object_attach( p_access, p_sout );
315 module_Need( p_access, "sout access", p_access->psz_access, VLC_TRUE );
317 if( !p_access->p_module )
319 free( p_access->psz_access );
320 free( p_access->psz_name );
321 vlc_object_detach( p_access );
322 vlc_object_destroy( p_access );
328 /*****************************************************************************
329 * sout_AccessDelete: delete an access out
330 *****************************************************************************/
331 void sout_AccessOutDelete( sout_access_out_t *p_access )
333 vlc_object_detach( p_access );
334 if( p_access->p_module )
336 module_Unneed( p_access, p_access->p_module );
338 free( p_access->psz_access );
340 sout_CfgDestroy( p_access->p_cfg );
342 free( p_access->psz_name );
344 vlc_object_destroy( p_access );
347 /*****************************************************************************
349 *****************************************************************************/
350 int sout_AccessOutSeek( sout_access_out_t *p_access, off_t i_pos )
352 return p_access->pf_seek( p_access, i_pos );
355 /*****************************************************************************
357 *****************************************************************************/
358 int sout_AccessOutRead( sout_access_out_t *p_access, block_t *p_buffer )
360 return( p_access->pf_read ?
361 p_access->pf_read( p_access, p_buffer ) : VLC_EGENERIC );
364 /*****************************************************************************
366 *****************************************************************************/
367 int sout_AccessOutWrite( sout_access_out_t *p_access, block_t *p_buffer )
370 if( p_access->p_libvlc->b_stats )
372 /* Access_out -> sout_instance -> input_thread_t */
373 input_thread_t *p_input =
374 (input_thread_t *)vlc_object_find( p_access, VLC_OBJECT_INPUT,
378 stats_UpdateInteger( p_input, "sout_sent_packets", 1 );
379 stats_UpdateInteger( p_input, "sout_sent_bytes",
380 p_buffer->i_buffer );
381 stats_GetInteger( p_input,
382 p_access->p_parent->p_parent->i_object_id,
383 "sout_sent_bytes", &i_total );
384 stats_UpdateFloat( p_input, "sout_send_bitrate", (float)i_total );
385 vlc_object_release( p_input );
388 return p_access->pf_write( p_access, p_buffer );
391 /*****************************************************************************
392 * sout_MuxNew: create a new mux
393 *****************************************************************************/
394 sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, char *psz_mux,
395 sout_access_out_t *p_access )
400 p_mux = vlc_object_create( p_sout, sizeof( sout_mux_t ) );
403 msg_Err( p_sout, "out of memory" );
407 p_mux->p_sout = p_sout;
408 psz_next = sout_CfgCreate( &p_mux->psz_mux, &p_mux->p_cfg, psz_mux );
409 if( psz_next ) free( psz_next );
411 p_mux->p_access = p_access;
412 p_mux->pf_control = NULL;
413 p_mux->pf_addstream = NULL;
414 p_mux->pf_delstream = NULL;
415 p_mux->pf_mux = NULL;
416 p_mux->i_nb_inputs = 0;
417 p_mux->pp_inputs = NULL;
420 p_mux->p_module = NULL;
422 p_mux->b_add_stream_any_time = VLC_FALSE;
423 p_mux->b_waiting_stream = VLC_TRUE;
424 p_mux->i_add_stream_start = -1;
426 vlc_object_attach( p_mux, p_sout );
429 module_Need( p_mux, "sout mux", p_mux->psz_mux, VLC_TRUE );
431 if( p_mux->p_module == NULL )
433 FREE( p_mux->psz_mux );
435 vlc_object_detach( p_mux );
436 vlc_object_destroy( p_mux );
440 /* *** probe mux capacity *** */
441 if( p_mux->pf_control )
443 int b_answer = VLC_FALSE;
445 if( sout_MuxControl( p_mux, MUX_CAN_ADD_STREAM_WHILE_MUXING,
448 b_answer = VLC_FALSE;
453 msg_Dbg( p_sout, "muxer support adding stream at any time" );
454 p_mux->b_add_stream_any_time = VLC_TRUE;
455 p_mux->b_waiting_stream = VLC_FALSE;
457 /* If we control the output pace then it's better to wait before
458 * starting muxing (generates better streams/files). */
459 if( !p_sout->i_out_pace_nocontrol )
463 else if( sout_MuxControl( p_mux, MUX_GET_ADD_STREAM_WAIT,
466 b_answer = VLC_FALSE;
471 msg_Dbg( p_sout, "muxer prefers waiting for all ES before "
473 p_mux->b_waiting_stream = VLC_TRUE;
481 /*****************************************************************************
483 *****************************************************************************/
484 void sout_MuxDelete( sout_mux_t *p_mux )
486 vlc_object_detach( p_mux );
487 if( p_mux->p_module )
489 module_Unneed( p_mux, p_mux->p_module );
491 free( p_mux->psz_mux );
493 sout_CfgDestroy( p_mux->p_cfg );
495 vlc_object_destroy( p_mux );
498 /*****************************************************************************
500 *****************************************************************************/
501 sout_input_t *sout_MuxAddStream( sout_mux_t *p_mux, es_format_t *p_fmt )
503 sout_input_t *p_input;
505 if( !p_mux->b_add_stream_any_time && !p_mux->b_waiting_stream )
507 msg_Err( p_mux, "cannot add a new stream (unsupported while muxing "
508 "for this format)" );
512 msg_Dbg( p_mux, "adding a new input" );
514 /* create a new sout input */
515 p_input = malloc( sizeof( sout_input_t ) );
516 p_input->p_sout = p_mux->p_sout;
517 p_input->p_fmt = p_fmt;
518 p_input->p_fifo = block_FifoNew( p_mux->p_sout );
519 p_input->p_sys = NULL;
521 TAB_APPEND( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input );
522 if( p_mux->pf_addstream( p_mux, p_input ) < 0 )
524 msg_Err( p_mux, "cannot add this stream" );
525 TAB_REMOVE( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input );
526 block_FifoRelease( p_input->p_fifo );
534 /*****************************************************************************
535 * sout_MuxDeleteStream:
536 *****************************************************************************/
537 void sout_MuxDeleteStream( sout_mux_t *p_mux, sout_input_t *p_input )
541 if( p_mux->b_waiting_stream && p_input->p_fifo->i_depth > 0 )
543 /* We stop waiting, and call the muxer for taking care of the data
544 * before we remove this es */
545 p_mux->b_waiting_stream = VLC_FALSE;
546 p_mux->pf_mux( p_mux );
549 TAB_FIND( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input, i_index );
552 if( p_mux->pf_delstream( p_mux, p_input ) < 0 )
554 msg_Err( p_mux, "cannot del this stream from mux" );
557 /* remove the entry */
558 TAB_REMOVE( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input );
560 if( p_mux->i_nb_inputs == 0 )
562 msg_Warn( p_mux, "no more input stream for this mux" );
565 block_FifoRelease( p_input->p_fifo );
570 /*****************************************************************************
571 * sout_MuxSendBuffer:
572 *****************************************************************************/
573 void sout_MuxSendBuffer( sout_mux_t *p_mux, sout_input_t *p_input,
576 block_FifoPut( p_input->p_fifo, p_buffer );
578 if( p_mux->p_sout->i_out_pace_nocontrol )
580 mtime_t current_date = mdate();
581 if ( current_date > p_buffer->i_dts )
582 msg_Warn( p_mux, "late buffer for mux input ("I64Fd")",
583 current_date - p_buffer->i_dts );
586 if( p_mux->b_waiting_stream )
588 if( p_mux->i_add_stream_start < 0 )
590 p_mux->i_add_stream_start = p_buffer->i_dts;
593 if( p_mux->i_add_stream_start >= 0 &&
594 p_mux->i_add_stream_start + I64C(1500000) < p_buffer->i_dts )
596 /* Wait until we have more than 1.5 seconds worth of data
597 * before start muxing */
598 p_mux->b_waiting_stream = VLC_FALSE;
605 p_mux->pf_mux( p_mux );
608 /*****************************************************************************
610 *****************************************************************************/
611 static int mrl_Parse( mrl_t *p_mrl, char *psz_mrl )
613 char * psz_dup = strdup( psz_mrl );
614 char * psz_parser = psz_dup;
615 char * psz_access = "";
617 char * psz_name = "";
619 /* *** first parse psz_dest */
620 while( *psz_parser && *psz_parser != ':' )
622 if( *psz_parser == '{' )
624 while( *psz_parser && *psz_parser != '}' )
638 #if defined( WIN32 ) || defined( UNDER_CE )
639 if( psz_parser - psz_dup == 1 )
641 /* msg_Warn( p_sout, "drive letter %c: found in source string",
649 psz_access = psz_way = "";
654 *psz_parser++ = '\0';
656 /* let's skip '//' */
657 if( psz_parser[0] == '/' && psz_parser[1] == '/' )
662 psz_name = psz_parser ;
664 /* Come back to parse the access and mux plug-ins */
665 psz_parser = psz_dup;
672 else if( *psz_parser == '/' )
680 psz_access = psz_parser;
682 while( *psz_parser && *psz_parser != '/' )
684 if( *psz_parser == '{' )
686 while( *psz_parser && *psz_parser != '}' )
701 if( *psz_parser == '/' )
703 *psz_parser++ = '\0';
714 psz_way = psz_parser;
718 p_mrl->psz_access = strdup( psz_access );
719 p_mrl->psz_way = strdup( psz_way );
720 p_mrl->psz_name = strdup( psz_name );
723 return( VLC_SUCCESS );
727 /* mrl_Clean: clean p_mrl after a call to mrl_Parse */
728 static void mrl_Clean( mrl_t *p_mrl )
730 FREE( p_mrl->psz_access );
731 FREE( p_mrl->psz_way );
732 FREE( p_mrl->psz_name );
736 /****************************************************************************
737 ****************************************************************************
741 ****************************************************************************
742 ****************************************************************************/
744 /* create a complete chain */
746 module{option=*:option=*}[:module{option=*:...}]
750 * parse module{options=str, option="str "}:
751 * return a pointer on the rest
752 * XXX: psz_chain is modified
754 #define SKIPSPACE( p ) { while( *p && ( *p == ' ' || *p == '\t' ) ) p++; }
755 #define SKIPTRAILINGSPACE( p, e ) \
756 { while( e > p && ( *(e-1) == ' ' || *(e-1) == '\t' ) ) e--; }
758 /* go accross " " and { } */
759 static char *_get_chain_end( char *str )
767 if( !*p || *p == ',' || *p == '}' ) return p;
769 if( *p != '{' && *p != '"' && *p != '\'' )
775 if( *p == '{' ) c = '}';
783 if( *p == c ) return ++p;
784 else if( *p == '{' && c == '}' ) p = _get_chain_end( p );
790 char *sout_CfgCreate( char **ppsz_name, sout_cfg_t **pp_cfg, char *psz_chain )
792 sout_cfg_t *p_cfg = NULL;
798 if( !p ) return NULL;
802 while( *p && *p != '{' && *p != ':' && *p != ' ' && *p != '\t' ) p++;
804 if( p == psz_chain ) return NULL;
806 *ppsz_name = strndup( psz_chain, p - psz_chain );
824 while( *p && *p != '=' && *p != ',' && *p != '{' && *p != '}' &&
825 *p != ' ' && *p != '\t' ) p++;
827 /* fprintf( stderr, "name=%s - rest=%s\n", psz_name, p ); */
830 fprintf( stderr, "invalid options (empty)" );
834 cfg.psz_name = strndup( psz_name, p - psz_name );
838 if( *p == '=' || *p == '{' )
841 vlc_bool_t b_keep_brackets = (*p == '{');
845 end = _get_chain_end( p );
848 cfg.psz_value = NULL;
852 /* Skip heading and trailing spaces.
853 * This ain't necessary but will avoid simple
860 cfg.psz_value = NULL;
864 if( *p == '\'' || *p == '"' ||
865 ( !b_keep_brackets && *p == '{' ) )
869 if( *(end-1) != '\'' && *(end-1) == '"' )
870 SKIPTRAILINGSPACE( p, end );
872 if( end - 1 <= p ) cfg.psz_value = NULL;
873 else cfg.psz_value = strndup( p, end -1 - p );
877 SKIPTRAILINGSPACE( p, end );
878 if( end <= p ) cfg.psz_value = NULL;
879 else cfg.psz_value = strndup( p, end - p );
888 cfg.psz_value = NULL;
894 p_cfg->p_next = malloc( sizeof( sout_cfg_t ) );
895 memcpy( p_cfg->p_next, &cfg, sizeof( sout_cfg_t ) );
897 p_cfg = p_cfg->p_next;
901 p_cfg = malloc( sizeof( sout_cfg_t ) );
902 memcpy( p_cfg, &cfg, sizeof( sout_cfg_t ) );
917 if( *p == ':' ) return( strdup( p + 1 ) );
922 static void sout_CfgDestroy( sout_cfg_t *p_cfg )
924 while( p_cfg != NULL )
928 p_next = p_cfg->p_next;
930 FREE( p_cfg->psz_name );
931 FREE( p_cfg->psz_value );
938 void __sout_CfgParse( vlc_object_t *p_this, char *psz_prefix,
939 const char **ppsz_options, sout_cfg_t *cfg )
945 /* First, var_Create all variables */
946 for( i = 0; ppsz_options[i] != NULL; i++ )
948 asprintf( &psz_name, "%s%s", psz_prefix,
949 *ppsz_options[i] == '*' ? &ppsz_options[i][1] : ppsz_options[i] );
951 i_type = config_GetType( p_this, psz_name );
953 var_Create( p_this, psz_name, i_type | VLC_VAR_DOINHERIT );
957 /* Now parse options and set value */
958 if( psz_prefix == NULL ) psz_prefix = "";
963 vlc_bool_t b_yes = VLC_TRUE;
964 vlc_bool_t b_once = VLC_FALSE;
966 if( cfg->psz_name == NULL || *cfg->psz_name == '\0' )
971 for( i = 0; ppsz_options[i] != NULL; i++ )
973 if( !strcmp( ppsz_options[i], cfg->psz_name ) )
977 if( ( !strncmp( cfg->psz_name, "no-", 3 ) &&
978 !strcmp( ppsz_options[i], cfg->psz_name + 3 ) ) ||
979 ( !strncmp( cfg->psz_name, "no", 2 ) &&
980 !strcmp( ppsz_options[i], cfg->psz_name + 2 ) ) )
986 if( *ppsz_options[i] == '*' &&
987 !strcmp( &ppsz_options[i][1], cfg->psz_name ) )
994 if( ppsz_options[i] == NULL )
996 msg_Warn( p_this, "option %s is unknown", cfg->psz_name );
1002 asprintf( &psz_name, "%s%s", psz_prefix, b_once ? &ppsz_options[i][1] : ppsz_options[i] );
1004 /* get the type of the variable */
1005 i_type = config_GetType( p_this, psz_name );
1008 msg_Warn( p_this, "unknown option %s (value=%s)",
1009 cfg->psz_name, cfg->psz_value );
1012 if( i_type != VLC_VAR_BOOL && cfg->psz_value == NULL )
1014 msg_Warn( p_this, "missing value for option %s", cfg->psz_name );
1017 if( i_type != VLC_VAR_STRING && b_once )
1019 msg_Warn( p_this, "*option_name need to be a string option" );
1028 case VLC_VAR_INTEGER:
1029 val.i_int = strtol( cfg->psz_value ? cfg->psz_value : "0",
1033 val.f_float = atof( cfg->psz_value ? cfg->psz_value : "0" );
1035 case VLC_VAR_STRING:
1036 case VLC_VAR_MODULE:
1037 val.psz_string = cfg->psz_value;
1040 msg_Warn( p_this, "unhandled config var type" );
1041 memset( &val, 0, sizeof( vlc_value_t ) );
1048 var_Get( p_this, psz_name, &val2 );
1049 if( *val2.psz_string )
1051 free( val2.psz_string );
1052 msg_Dbg( p_this, "ignoring option %s (not first occurrence)", psz_name );
1055 free( val2.psz_string );
1057 var_Set( p_this, psz_name, val );
1058 msg_Dbg( p_this, "set sout option: %s to %s", psz_name, cfg->psz_value );
1068 * XXX name and p_cfg are used (-> do NOT free them)
1070 sout_stream_t *sout_StreamNew( sout_instance_t *p_sout, char *psz_chain )
1072 sout_stream_t *p_stream;
1076 msg_Err( p_sout, "invalid chain" );
1080 p_stream = vlc_object_create( p_sout, sizeof( sout_stream_t ) );
1084 msg_Err( p_sout, "out of memory" );
1088 p_stream->p_sout = p_sout;
1089 p_stream->p_sys = NULL;
1091 p_stream->psz_next =
1092 sout_CfgCreate( &p_stream->psz_name, &p_stream->p_cfg, psz_chain);
1094 msg_Dbg( p_sout, "stream=`%s'", p_stream->psz_name );
1096 vlc_object_attach( p_stream, p_sout );
1098 p_stream->p_module =
1099 module_Need( p_stream, "sout stream", p_stream->psz_name, VLC_TRUE );
1101 if( !p_stream->p_module )
1103 sout_StreamDelete( p_stream );
1110 void sout_StreamDelete( sout_stream_t *p_stream )
1112 msg_Dbg( p_stream, "destroying chain... (name=%s)", p_stream->psz_name );
1114 vlc_object_detach( p_stream );
1115 if( p_stream->p_module ) module_Unneed( p_stream, p_stream->p_module );
1117 FREE( p_stream->psz_name );
1118 FREE( p_stream->psz_next );
1120 sout_CfgDestroy( p_stream->p_cfg );
1122 msg_Dbg( p_stream, "destroying chain done" );
1123 vlc_object_destroy( p_stream );
1126 static char *_sout_stream_url_to_chain( vlc_object_t *p_this, char *psz_url )
1129 char *psz_chain, *p;
1131 mrl_Parse( &mrl, psz_url );
1132 p = psz_chain = malloc( 500 + strlen( mrl.psz_way ) +
1133 strlen( mrl.psz_access ) +
1134 strlen( mrl.psz_name ) );
1137 if( config_GetInt( p_this, "sout-display" ) )
1139 p += sprintf( p, "duplicate{dst=display,dst=std{mux=\"%s\","
1140 "access=\"%s\",url=\"%s\"}}",
1141 mrl.psz_way, mrl.psz_access, mrl.psz_name );
1145 p += sprintf( p, "std{mux=\"%s\",access=\"%s\",url=\"%s\"}",
1146 mrl.psz_way, mrl.psz_access, mrl.psz_name );
1150 return( psz_chain );