1 /*****************************************************************************
2 * libvlc.c: main libvlc source
3 *****************************************************************************
4 * Copyright (C) 1998-2002 VideoLAN
5 * $Id: libvlc.c,v 1.79 2003/04/18 15:25:51 titer Exp $
7 * Authors: Vincent Seguin <seguin@via.ecp.fr>
8 * Samuel Hocevar <sam@zoy.org>
9 * Gildas Bazin <gbazin@netcourrier.com>
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
24 *****************************************************************************/
26 /*****************************************************************************
27 * Pretend we are a builtin module
28 *****************************************************************************/
29 #define MODULE_NAME main
30 #define MODULE_PATH main
33 /*****************************************************************************
35 *****************************************************************************/
39 # include <errno.h> /* ENOMEM */
41 #include <stdio.h> /* sprintf() */
42 #include <string.h> /* strerror() */
43 #include <stdlib.h> /* free() */
46 # include <netinet/in.h> /* BSD: struct in_addr */
51 #elif defined( WIN32 ) && !defined( UNDER_CE )
55 #ifdef WIN32 /* optind, getopt(), included in unistd.h */
56 # include "extras/getopt.h"
63 #include "vlc_cpu.h" /* CPU detection */
64 #include "os_specific.h"
67 #include "netutils.h" /* network_ChannelJoin */
69 #include "stream_control.h"
70 #include "input_ext-intf.h"
72 #include "vlc_playlist.h"
73 #include "interface.h"
75 #include "audio_output.h"
78 #include "video_output.h"
82 /*****************************************************************************
83 * The evil global variable. We handle it with care, don't worry.
84 *****************************************************************************/
85 static libvlc_t libvlc;
86 static vlc_t * p_static_vlc;
88 /*****************************************************************************
90 *****************************************************************************/
91 static void SetLanguage ( char const * );
92 static int GetFilenames ( vlc_t *, int, char *[] );
93 static void Usage ( vlc_t *, char const *psz_module_name );
94 static void ListModules ( vlc_t * );
95 static void Version ( void );
98 static void ShowConsole ( void );
100 static int ConsoleWidth ( void );
102 /*****************************************************************************
103 * VLC_Version: return the libvlc version.
104 *****************************************************************************
105 * This function returns full version string (numeric version and codename).
106 *****************************************************************************/
107 char const * VLC_Version( void )
109 return VERSION_MESSAGE;
112 /*****************************************************************************
113 * VLC_Error: strerror() equivalent
114 *****************************************************************************
115 * This function returns full version string (numeric version and codename).
116 *****************************************************************************/
117 char const * VLC_Error( int i_err )
119 return vlc_error( i_err );
122 /*****************************************************************************
123 * VLC_Create: allocate a vlc_t structure, and initialize libvlc if needed.
124 *****************************************************************************
125 * This function allocates a vlc_t structure and returns a negative value
126 * in case of failure. Also, the thread system is initialized.
127 *****************************************************************************/
128 int VLC_Create( void )
131 vlc_t * p_vlc = NULL;
134 /* vlc_threads_init *must* be the first internal call! No other call is
135 * allowed before the thread system has been initialized. */
136 i_ret = vlc_threads_init( &libvlc );
142 /* Now that the thread system is initialized, we don't have much, but
143 * at least we have var_Create */
144 var_Create( &libvlc, "libvlc", VLC_VAR_MUTEX );
145 var_Get( &libvlc, "libvlc", &lockval );
146 vlc_mutex_lock( lockval.p_address );
147 if( !libvlc.b_ready )
151 /* Guess what CPU we have */
152 libvlc.i_cpu = CPUCapabilities();
154 /* Find verbosity from VLC_VERBOSE environment variable */
155 psz_env = getenv( "VLC_VERBOSE" );
156 libvlc.i_verbose = psz_env ? atoi( psz_env ) : -1;
158 #if defined( HAVE_ISATTY ) && !defined( WIN32 )
159 libvlc.b_color = isatty( 2 ); /* 2 is for stderr */
161 libvlc.b_color = VLC_FALSE;
164 /* Initialize message queue */
165 msg_Create( &libvlc );
167 /* Announce who we are */
168 msg_Dbg( &libvlc, COPYRIGHT_MESSAGE );
169 msg_Dbg( &libvlc, "libvlc was configured with %s", CONFIGURE_LINE );
171 /* The module bank will be initialized later */
172 libvlc.p_module_bank = NULL;
174 libvlc.b_ready = VLC_TRUE;
176 vlc_mutex_unlock( lockval.p_address );
177 var_Destroy( &libvlc, "libvlc" );
179 /* Allocate a vlc object */
180 p_vlc = vlc_object_create( &libvlc, VLC_OBJECT_VLC );
185 vlc_thread_set_priority( p_vlc, VLC_THREAD_PRIORITY_LOW );
187 p_vlc->psz_object_name = "root";
189 /* Initialize mutexes */
190 vlc_mutex_init( p_vlc, &p_vlc->config_lock );
192 /* Store our newly allocated structure in the global list */
193 vlc_object_attach( p_vlc, &libvlc );
195 /* Store data for the non-reentrant API */
196 p_static_vlc = p_vlc;
198 return p_vlc->i_object_id;
201 /*****************************************************************************
202 * VLC_Init: initialize a vlc_t structure.
203 *****************************************************************************
204 * This function initializes a previously allocated vlc_t structure:
206 * - gettext initialization
207 * - message queue, module bank and playlist initialization
208 * - configuration and commandline parsing
209 *****************************************************************************/
210 int VLC_Init( int i_object, int i_argc, char *ppsz_argv[] )
212 char p_capabilities[200];
216 vlc_bool_t b_exit = VLC_FALSE;
218 module_t *p_help_module;
219 playlist_t *p_playlist;
222 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
230 * System specific initialization code
232 system_Init( p_vlc, &i_argc, ppsz_argv );
234 /* Get the executable name (similar to the basename command) */
237 p_vlc->psz_object_name = p_tmp = ppsz_argv[ 0 ];
240 if( *p_tmp == '/' ) p_vlc->psz_object_name = ++p_tmp;
246 p_vlc->psz_object_name = "vlc";
250 * Support for gettext
254 /* Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */
255 msg_Dbg( p_vlc, "translation test: code is \"%s\"", _("C") );
257 /* Initialize the module bank and load the configuration of the
258 * main module. We need to do this at this stage to be able to display
259 * a short help if required by the user. (short help == main module
261 var_Create( &libvlc, "libvlc", VLC_VAR_MUTEX );
262 var_Get( &libvlc, "libvlc", &lockval );
263 vlc_mutex_lock( lockval.p_address );
264 if( libvlc.p_module_bank == NULL )
266 module_InitBank( &libvlc );
267 module_LoadMain( &libvlc );
269 vlc_mutex_unlock( lockval.p_address );
270 var_Destroy( &libvlc, "libvlc" );
272 /* Hack: insert the help module here */
273 p_help_module = vlc_object_create( p_vlc, VLC_OBJECT_MODULE );
274 if( p_help_module == NULL )
276 //module_EndBank( p_vlc );
277 if( i_object ) vlc_object_release( p_vlc );
280 p_help_module->psz_object_name = "help";
281 config_Duplicate( p_help_module, p_help_config );
282 vlc_object_attach( p_help_module, libvlc.p_module_bank );
285 if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ) )
287 vlc_object_detach( p_help_module );
288 config_Free( p_help_module );
289 vlc_object_destroy( p_help_module );
290 //module_EndBank( p_vlc );
291 if( i_object ) vlc_object_release( p_vlc );
295 /* Check for short help option */
296 if( config_GetInt( p_vlc, "help" ) )
298 fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
299 p_vlc->psz_object_name );
300 Usage( p_vlc, "main" );
301 Usage( p_vlc, "help" );
304 /* Check for version option */
305 else if( config_GetInt( p_vlc, "version" ) )
311 /* Hack: remove the help module here */
312 vlc_object_detach( p_help_module );
317 config_Free( p_help_module );
318 vlc_object_destroy( p_help_module );
319 //module_EndBank( p_vlc );
320 if( i_object ) vlc_object_release( p_vlc );
324 /* Check for translation config option */
325 #if defined( ENABLE_NLS ) \
326 && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
328 /* This ain't really nice to have to reload the config here but it seems
329 * the only way to do it. */
330 p_vlc->psz_homedir = config_GetHomeDir();
331 config_LoadConfigFile( p_vlc, "main" );
332 config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE );
334 if( !config_GetInt( p_vlc, "translation" ) )
336 /* Reset the default domain */
339 textdomain( "dummy" );
341 module_EndBank( p_vlc );
342 module_InitBank( &libvlc );
343 module_LoadMain( &libvlc );
348 * Load the builtins and plugins into the module_bank.
349 * We have to do it before config_Load*() because this also gets the
350 * list of configuration options exported by each module and loads their
353 module_LoadBuiltins( &libvlc );
354 module_LoadPlugins( &libvlc );
355 msg_Dbg( p_vlc, "module bank initialized, found %i modules",
356 libvlc.p_module_bank->i_children );
358 /* Hack: insert the help module here */
359 vlc_object_attach( p_help_module, libvlc.p_module_bank );
362 /* Check for help on modules */
363 if( (p_tmp = config_GetPsz( p_vlc, "module" )) )
365 Usage( p_vlc, p_tmp );
369 /* Check for long help option */
370 else if( config_GetInt( p_vlc, "longhelp" ) )
372 Usage( p_vlc, NULL );
375 /* Check for module list option */
376 else if( config_GetInt( p_vlc, "list" ) )
378 ListModules( p_vlc );
382 /* Hack: remove the help module here */
383 vlc_object_detach( p_help_module );
384 config_Free( p_help_module );
385 vlc_object_destroy( p_help_module );
390 //module_EndBank( p_vlc );
391 if( i_object ) vlc_object_release( p_vlc );
396 * Override default configuration with config file settings
398 p_vlc->psz_homedir = config_GetHomeDir();
399 config_LoadConfigFile( p_vlc, NULL );
402 * Override configuration with command line settings
404 if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_FALSE ) )
408 /* Pause the console because it's destroyed when we exit */
409 fprintf( stderr, "The command line options couldn't be loaded, check "
410 "that they are valid.\nPress the RETURN key to continue..." );
413 //module_EndBank( p_vlc );
414 if( i_object ) vlc_object_release( p_vlc );
419 * System specific configuration
421 system_Configure( p_vlc );
424 * Message queue options
426 if( config_GetInt( p_vlc, "quiet" ) )
428 libvlc.i_verbose = -1;
432 int i_tmp = config_GetInt( p_vlc, "verbose" );
435 libvlc.i_verbose = __MIN( i_tmp, 2 );
438 libvlc.b_color = libvlc.b_color && config_GetInt( p_vlc, "color" );
441 * Output messages that may still be in the queue
445 /* p_vlc initialization. FIXME ? */
446 p_vlc->i_desync = config_GetInt( p_vlc, "desync" ) * (mtime_t)1000;
448 #if defined( __i386__ )
449 if( !config_GetInt( p_vlc, "mmx" ) )
450 libvlc.i_cpu &= ~CPU_CAPABILITY_MMX;
451 if( !config_GetInt( p_vlc, "3dn" ) )
452 libvlc.i_cpu &= ~CPU_CAPABILITY_3DNOW;
453 if( !config_GetInt( p_vlc, "mmxext" ) )
454 libvlc.i_cpu &= ~CPU_CAPABILITY_MMXEXT;
455 if( !config_GetInt( p_vlc, "sse" ) )
456 libvlc.i_cpu &= ~CPU_CAPABILITY_SSE;
458 #if defined( __powerpc__ ) || defined( SYS_DARWIN )
459 if( !config_GetInt( p_vlc, "altivec" ) )
460 libvlc.i_cpu &= ~CPU_CAPABILITY_ALTIVEC;
463 #define PRINT_CAPABILITY( capability, string ) \
464 if( libvlc.i_cpu & capability ) \
466 strncat( p_capabilities, string " ", \
467 sizeof(p_capabilities) - strlen(p_capabilities) ); \
468 p_capabilities[sizeof(p_capabilities) - 1] = '\0'; \
471 p_capabilities[0] = '\0';
472 PRINT_CAPABILITY( CPU_CAPABILITY_486, "486" );
473 PRINT_CAPABILITY( CPU_CAPABILITY_586, "586" );
474 PRINT_CAPABILITY( CPU_CAPABILITY_PPRO, "Pentium Pro" );
475 PRINT_CAPABILITY( CPU_CAPABILITY_MMX, "MMX" );
476 PRINT_CAPABILITY( CPU_CAPABILITY_3DNOW, "3DNow!" );
477 PRINT_CAPABILITY( CPU_CAPABILITY_MMXEXT, "MMXEXT" );
478 PRINT_CAPABILITY( CPU_CAPABILITY_SSE, "SSE" );
479 PRINT_CAPABILITY( CPU_CAPABILITY_ALTIVEC, "AltiVec" );
480 PRINT_CAPABILITY( CPU_CAPABILITY_FPU, "FPU" );
481 msg_Dbg( p_vlc, "CPU has capabilities %s", p_capabilities );
484 * Choose the best memcpy module
486 p_vlc->p_memcpy_module = module_Need( p_vlc, "memcpy", "$memcpy" );
488 if( p_vlc->pf_memcpy == NULL )
490 p_vlc->pf_memcpy = memcpy;
493 if( p_vlc->pf_memset == NULL )
495 p_vlc->pf_memset = memset;
499 * Initialize shared resources and libraries
501 if( config_GetInt( p_vlc, "network-channel" )
502 && network_ChannelCreate( p_vlc ) )
504 /* On error during Channels initialization, switch off channels */
506 "channels initialization failed, deactivating channels" );
507 config_PutInt( p_vlc, "network-channel", VLC_FALSE );
511 * Initialize playlist and get commandline files
513 p_playlist = playlist_Create( p_vlc );
516 msg_Err( p_vlc, "playlist initialization failed" );
517 if( p_vlc->p_memcpy_module != NULL )
519 module_Unneed( p_vlc, p_vlc->p_memcpy_module );
521 //module_EndBank( p_vlc );
522 if( i_object ) vlc_object_release( p_vlc );
527 * Load background interfaces
529 psz_modules = config_GetPsz( p_vlc, "extraintf" );
530 psz_parser = psz_modules;
531 while ( psz_parser && *psz_parser )
533 char *psz_module, *psz_temp;
534 psz_module = psz_parser;
535 psz_parser = strchr( psz_module, ',' );
541 psz_temp = (char *)malloc( strlen(psz_module) + sizeof(",none") );
544 sprintf( psz_temp, "%s,none", psz_module );
545 VLC_AddIntf( 0, psz_temp, VLC_FALSE );
555 * FIXME: kludge to use a p_vlc-local variable for the Mozilla plugin
557 var_Create( p_vlc, "drawable", VLC_VAR_INTEGER );
560 * Get input filenames given as commandline arguments
562 GetFilenames( p_vlc, i_argc, ppsz_argv );
564 if( i_object ) vlc_object_release( p_vlc );
568 /*****************************************************************************
569 * VLC_AddIntf: add an interface
570 *****************************************************************************
571 * This function opens an interface plugin and runs it. If b_block is set
572 * to 0, VLC_AddIntf will return immediately and let the interface run in a
573 * separate thread. If b_block is set to 1, VLC_AddIntf will continue until
574 * user requests to quit.
575 *****************************************************************************/
576 int VLC_AddIntf( int i_object, char const *psz_module, vlc_bool_t b_block )
579 intf_thread_t *p_intf;
582 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
589 /* Try to create the interface */
590 p_intf = intf_Create( p_vlc, psz_module ? psz_module : "$intf" );
594 msg_Err( p_vlc, "interface \"%s\" initialization failed", psz_module );
595 if( i_object ) vlc_object_release( p_vlc );
599 /* Try to run the interface */
600 p_intf->b_block = b_block;
601 i_err = intf_RunThread( p_intf );
604 vlc_object_detach( p_intf );
605 intf_Destroy( p_intf );
606 if( i_object ) vlc_object_release( p_vlc );
610 if( i_object ) vlc_object_release( p_vlc );
614 /*****************************************************************************
615 * VLC_Destroy: stop playing and destroy everything.
616 *****************************************************************************
617 * This function requests the running threads to finish, waits for their
618 * termination, and destroys their structure.
619 *****************************************************************************/
620 int VLC_Destroy( int i_object )
624 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
632 * Go back into channel 0 which is the network
634 if( config_GetInt( p_vlc, "network-channel" ) && p_vlc->p_channel )
636 network_ChannelJoin( p_vlc, COMMON_CHANNEL );
640 * Free allocated memory
642 if( p_vlc->p_memcpy_module )
644 module_Unneed( p_vlc, p_vlc->p_memcpy_module );
645 p_vlc->p_memcpy_module = NULL;
648 if( p_vlc->psz_homedir )
650 free( p_vlc->psz_homedir );
651 p_vlc->psz_homedir = NULL;
655 * XXX: Free module bank !
657 //module_EndBank( p_vlc );
660 * System specific cleaning code
664 /* Destroy mutexes */
665 vlc_mutex_destroy( &p_vlc->config_lock );
667 vlc_object_detach( p_vlc );
669 /* Release object before destroying it */
670 if( i_object ) vlc_object_release( p_vlc );
672 vlc_object_destroy( p_vlc );
674 /* Stop thread system: last one out please shut the door! */
675 vlc_threads_end( &libvlc );
680 /*****************************************************************************
681 * VLC_Die: ask vlc to die.
682 *****************************************************************************
683 * This function sets p_vlc->b_die to VLC_TRUE, but does not do any other
684 * task. It is your duty to call vlc_end and VLC_Destroy afterwards.
685 *****************************************************************************/
686 int VLC_Die( int i_object )
690 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
697 p_vlc->b_die = VLC_TRUE;
699 if( i_object ) vlc_object_release( p_vlc );
703 /*****************************************************************************
704 * VLC_AddTarget: adds a target for playing.
705 *****************************************************************************
706 * This function adds psz_target to the current playlist. If a playlist does
707 * not exist, it will create one.
708 *****************************************************************************/
709 int VLC_AddTarget( int i_object, char const *psz_target, int i_mode, int i_pos )
712 playlist_t *p_playlist;
715 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
722 p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
724 if( p_playlist == NULL )
726 msg_Dbg( p_vlc, "no playlist present, creating one" );
727 p_playlist = playlist_Create( p_vlc );
729 if( p_playlist == NULL )
731 if( i_object ) vlc_object_release( p_vlc );
735 vlc_object_yield( p_playlist );
738 i_err = playlist_Add( p_playlist, psz_target, i_mode, i_pos );
740 vlc_object_release( p_playlist );
742 if( i_object ) vlc_object_release( p_vlc );
746 /*****************************************************************************
747 * VLC_Set: set a vlc variable
748 *****************************************************************************
750 *****************************************************************************/
751 int VLC_Set( int i_object, char const *psz_var, vlc_value_t value )
756 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
763 /* FIXME: Temporary hack for Mozilla, if variable starts with conf:: then
764 * we handle it as a configuration variable. Don't tell Gildas :) -- sam */
765 if( !strncmp( psz_var, "conf::", 6 ) )
767 module_config_t *p_item;
768 char const *psz_newvar = psz_var + 6;
770 p_item = config_FindConfig( VLC_OBJECT(p_vlc), psz_newvar );
774 switch( p_item->i_type )
776 case CONFIG_ITEM_BOOL:
777 config_PutInt( p_vlc, psz_newvar, value.b_bool );
779 case CONFIG_ITEM_INTEGER:
780 config_PutInt( p_vlc, psz_newvar, value.i_int );
782 case CONFIG_ITEM_FLOAT:
783 config_PutFloat( p_vlc, psz_newvar, value.f_float );
786 config_PutPsz( p_vlc, psz_newvar, value.psz_string );
789 if( i_object ) vlc_object_release( p_vlc );
794 i_ret = var_Set( p_vlc, psz_var, value );
796 if( i_object ) vlc_object_release( p_vlc );
800 /*****************************************************************************
801 * VLC_Get: get a vlc variable
802 *****************************************************************************
804 *****************************************************************************/
805 int VLC_Get( int i_object, char const *psz_var, vlc_value_t *p_value )
810 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
817 i_ret = var_Get( p_vlc, psz_var, p_value );
819 if( i_object ) vlc_object_release( p_vlc );
823 /* FIXME: temporary hacks */
825 /*****************************************************************************
827 *****************************************************************************/
828 int VLC_Play( int i_object )
830 playlist_t * p_playlist;
833 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
835 /* Check that the handle is valid */
841 p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD );
845 if( i_object ) vlc_object_release( p_vlc );
849 vlc_mutex_lock( &p_playlist->object_lock );
850 if( p_playlist->i_size )
852 vlc_mutex_unlock( &p_playlist->object_lock );
853 playlist_Play( p_playlist );
857 vlc_mutex_unlock( &p_playlist->object_lock );
860 vlc_object_release( p_playlist );
862 if( i_object ) vlc_object_release( p_vlc );
866 /*****************************************************************************
868 *****************************************************************************/
869 int VLC_Stop( int i_object )
871 intf_thread_t * p_intf;
872 playlist_t * p_playlist;
873 vout_thread_t * p_vout;
874 aout_instance_t * p_aout;
877 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
879 /* Check that the handle is valid */
886 * Ask the interfaces to stop and destroy them
888 msg_Dbg( p_vlc, "removing all interfaces" );
889 while( (p_intf = vlc_object_find( p_vlc, VLC_OBJECT_INTF, FIND_CHILD )) )
891 intf_StopThread( p_intf );
892 vlc_object_detach( p_intf );
893 vlc_object_release( p_intf );
894 intf_Destroy( p_intf );
900 msg_Dbg( p_vlc, "removing all playlists" );
901 while( (p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST,
904 vlc_object_detach( p_playlist );
905 vlc_object_release( p_playlist );
906 playlist_Destroy( p_playlist );
912 msg_Dbg( p_vlc, "removing all video outputs" );
913 while( (p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD )) )
915 vlc_object_detach( p_vout );
916 vlc_object_release( p_vout );
917 vout_Destroy( p_vout );
923 msg_Dbg( p_vlc, "removing all audio outputs" );
924 while( (p_aout = vlc_object_find( p_vlc, VLC_OBJECT_AOUT, FIND_CHILD )) )
926 vlc_object_detach( (vlc_object_t *)p_aout );
927 vlc_object_release( (vlc_object_t *)p_aout );
928 aout_Delete( p_aout );
931 if( i_object ) vlc_object_release( p_vlc );
935 /*****************************************************************************
936 * VLC_Pause: toggle pause
937 *****************************************************************************/
938 int VLC_Pause( int i_object )
940 input_thread_t *p_input;
943 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
950 p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD );
954 if( i_object ) vlc_object_release( p_vlc );
958 input_SetStatus( p_input, INPUT_STATUS_PAUSE );
959 vlc_object_release( p_input );
961 if( i_object ) vlc_object_release( p_vlc );
965 /*****************************************************************************
966 * VLC_FullScreen: toggle fullscreen mode
967 *****************************************************************************/
968 int VLC_FullScreen( int i_object )
970 vout_thread_t *p_vout;
973 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
980 p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD );
984 if( i_object ) vlc_object_release( p_vlc );
988 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
989 vlc_object_release( p_vout );
991 if( i_object ) vlc_object_release( p_vlc );
995 /* following functions are local */
997 /*****************************************************************************
998 * SetLanguage: set the interface language.
999 *****************************************************************************
1000 * We set the LC_MESSAGES locale category for interface messages and buttons,
1001 * as well as the LC_CTYPE category for string sorting and possible wide
1002 * character support.
1003 *****************************************************************************/
1004 static void SetLanguage ( char const *psz_lang )
1006 #if defined( ENABLE_NLS ) \
1007 && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
1010 #if defined( SYS_DARWIN ) || defined ( WIN32 ) || defined( SYS_BEOS )
1014 # if defined( HAVE_INCLUDED_GETTEXT ) && !defined( HAVE_LC_MESSAGES )
1017 /* We set LC_ALL manually because it is the only way to set
1018 * the language at runtime under eg. Windows. Beware that this
1019 * makes the environment unconsistent when libvlc is unloaded and
1020 * should probably be moved to a safer place like vlc.c. */
1021 static char psz_lcall[20];
1022 snprintf( psz_lcall, 19, "LC_ALL=%s", psz_lang );
1023 psz_lcall[19] = '\0';
1024 putenv( psz_lcall );
1028 if( psz_lang && !*psz_lang )
1030 # if defined( HAVE_LC_MESSAGES )
1031 setlocale( LC_MESSAGES, psz_lang );
1033 setlocale( LC_CTYPE, psz_lang );
1037 setlocale( LC_ALL, psz_lang );
1039 /* I need that under Darwin, please check it doesn't disturb
1040 * other platforms. --Meuuh */
1041 setenv( "LANG", psz_lang, 1 );
1045 /* Specify where to find the locales for current domain */
1046 #if !defined( SYS_DARWIN ) && !defined( WIN32 ) && !defined( SYS_BEOS )
1047 psz_path = LOCALEDIR;
1049 snprintf( psz_tmp, sizeof(psz_tmp), "%s/%s", libvlc.psz_vlcpath,
1053 if( !bindtextdomain( PACKAGE, psz_path ) )
1055 fprintf( stderr, "warning: no domain %s in directory %s\n",
1056 PACKAGE, psz_path );
1059 /* Set the default domain */
1060 textdomain( PACKAGE );
1064 /*****************************************************************************
1065 * GetFilenames: parse command line options which are not flags
1066 *****************************************************************************
1067 * Parse command line for input files.
1068 *****************************************************************************/
1069 static int GetFilenames( vlc_t *p_vlc, int i_argc, char *ppsz_argv[] )
1073 /* We assume that the remaining parameters are filenames */
1074 for( i_opt = i_argc - 1; i_opt > optind; i_opt-- )
1076 /* TODO: write an internal function of this one, to avoid
1077 * unnecessary lookups. */
1078 VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ i_opt ],
1079 PLAYLIST_INSERT, 0 );
1082 /* If there is at least one target, play it */
1083 if( i_argc > optind )
1085 VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ optind ],
1086 PLAYLIST_INSERT | PLAYLIST_GO, 0 );
1092 /*****************************************************************************
1093 * Usage: print program usage
1094 *****************************************************************************
1095 * Print a short inline help. Message interface is initialized at this stage.
1096 *****************************************************************************/
1097 static void Usage( vlc_t *p_this, char const *psz_module_name )
1099 #define FORMAT_STRING " %s --%s%s%s%s%s%s%s "
1100 /* short option ------' | | | | | | |
1101 * option name ------------' | | | | | |
1102 * <bra -------------------------' | | | | |
1103 * option type or "" --------------' | | | |
1104 * ket> -----------------------------' | | |
1105 * padding spaces ---------------------' | |
1106 * comment -------------------------------' |
1107 * comment suffix --------------------------'
1109 * The purpose of having bra and ket is that we might i18n them as well.
1111 #define LINE_START 8
1112 #define PADDING_SPACES 25
1115 module_config_t *p_item;
1116 char psz_spaces[PADDING_SPACES+LINE_START+1];
1117 char psz_format[sizeof(FORMAT_STRING)];
1118 char psz_buffer[1000];
1121 int i_width = ConsoleWidth() - (PADDING_SPACES+LINE_START+1);
1123 memset( psz_spaces, ' ', PADDING_SPACES+LINE_START );
1124 psz_spaces[PADDING_SPACES+LINE_START] = '\0';
1126 strcpy( psz_format, FORMAT_STRING );
1132 /* List all modules */
1133 p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
1135 /* Enumerate the config for each module */
1136 for( i_index = 0; i_index < p_list->i_count; i_index++ )
1138 vlc_bool_t b_help_module;
1140 p_parser = (module_t *)p_list->p_values[i_index].p_object ;
1142 if( psz_module_name && strcmp( psz_module_name,
1143 p_parser->psz_object_name ) )
1148 /* Ignore modules without config options */
1149 if( !p_parser->i_config_items )
1154 b_help_module = !strcmp( "help", p_parser->psz_object_name );
1156 /* Print module options */
1157 for( p_item = p_parser->p_config;
1158 p_item->i_type != CONFIG_HINT_END;
1162 char *psz_bra = NULL, *psz_type = NULL, *psz_ket = NULL;
1163 char *psz_suf = "", *psz_prefix = NULL;
1165 if ( p_item->b_advanced && !config_GetInt( p_this, "advanced" ))
1169 switch( p_item->i_type )
1171 case CONFIG_HINT_CATEGORY:
1172 case CONFIG_HINT_USAGE:
1173 fprintf( stdout, " %s\n", p_item->psz_text );
1176 case CONFIG_ITEM_STRING:
1177 case CONFIG_ITEM_FILE:
1178 case CONFIG_ITEM_MODULE: /* We could also have "=<" here */
1179 if( !p_item->ppsz_list )
1181 psz_bra = " <"; psz_type = _("string"); psz_ket = ">";
1187 psz_type = psz_buffer;
1189 for( i = 0; p_item->ppsz_list[i]; i++ )
1191 if( i ) strcat( psz_type, "," );
1192 strcat( psz_type, p_item->ppsz_list[i] );
1197 case CONFIG_ITEM_INTEGER:
1198 psz_bra = " <"; psz_type = _("integer"); psz_ket = ">";
1200 case CONFIG_ITEM_FLOAT:
1201 psz_bra = " <"; psz_type = _("float"); psz_ket = ">";
1203 case CONFIG_ITEM_BOOL:
1204 psz_bra = ""; psz_type = ""; psz_ket = "";
1205 if( !b_help_module )
1207 psz_suf = p_item->i_value ? _(" (default enabled)") :
1208 _(" (default disabled)");
1218 /* Add short option if any */
1219 if( p_item->i_short )
1221 sprintf( psz_short, "-%c,", p_item->i_short );
1225 strcpy( psz_short, " " );
1228 i = PADDING_SPACES - strlen( p_item->psz_name )
1229 - strlen( psz_bra ) - strlen( psz_type )
1230 - strlen( psz_ket ) - 1;
1232 if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
1234 /* If option is of type --foo-bar, we print its counterpart
1235 * as --no-foo-bar, but if it is of type --foobar (without
1236 * dashes in the name) we print it as --nofoobar. Both
1237 * values are of course valid, only the display changes. */
1238 psz_prefix = strchr( p_item->psz_name, '-' ) ? ", --no-"
1240 i -= strlen( p_item->psz_name ) + strlen( psz_prefix );
1245 psz_spaces[0] = '\n';
1250 psz_spaces[i] = '\0';
1253 if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
1255 fprintf( stdout, psz_format, psz_short, p_item->psz_name,
1256 psz_prefix, p_item->psz_name, psz_bra, psz_type,
1257 psz_ket, psz_spaces );
1261 fprintf( stdout, psz_format, psz_short, p_item->psz_name,
1262 "", "", psz_bra, psz_type, psz_ket, psz_spaces );
1265 psz_spaces[i] = ' ';
1267 /* We wrap the rest of the output */
1268 sprintf( psz_buffer, "%s%s", p_item->psz_text, psz_suf );
1269 psz_text = psz_buffer;
1272 char *psz_parser, *psz_word;
1273 int i_end = strlen( psz_text );
1275 /* If the remaining text fits in a line, print it. */
1276 if( i_end <= i_width )
1278 fprintf( stdout, "%s\n", psz_text );
1282 /* Otherwise, eat as many words as possible */
1283 psz_parser = psz_text;
1286 psz_word = psz_parser;
1287 psz_parser = strchr( psz_word, ' ' );
1288 /* If no space was found, we reached the end of the text
1289 * block; otherwise, we skip the space we just found. */
1290 psz_parser = psz_parser ? psz_parser + 1
1293 } while( psz_parser - psz_text <= i_width );
1295 /* We cut a word in one of these cases:
1296 * - it's the only word in the line and it's too long.
1297 * - we used less than 80% of the width and the word we are
1298 * going to wrap is longer than 40% of the width, and even
1299 * if the word would have fit in the next line. */
1300 if( psz_word == psz_text
1301 || ( psz_word - psz_text < 80 * i_width / 100
1302 && psz_parser - psz_word > 40 * i_width / 100 ) )
1304 char c = psz_text[i_width];
1305 psz_text[i_width] = '\0';
1306 fprintf( stdout, "%s\n%s", psz_text, psz_spaces );
1307 psz_text += i_width;
1312 psz_word[-1] = '\0';
1313 fprintf( stdout, "%s\n%s", psz_text, psz_spaces );
1314 psz_text = psz_word;
1320 /* Release the module list */
1321 vlc_list_release( p_list );
1323 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1324 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1329 /*****************************************************************************
1330 * ListModules: list the available modules with their description
1331 *****************************************************************************
1332 * Print a list of all available modules (builtins and plugins) and a short
1333 * description for each one.
1334 *****************************************************************************/
1335 static void ListModules( vlc_t *p_this )
1339 char psz_spaces[22];
1342 memset( psz_spaces, ' ', 22 );
1349 fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
1350 p_this->p_vlc->psz_object_name );
1352 fprintf( stdout, _("[module] [description]\n") );
1354 /* List all modules */
1355 p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
1357 /* Enumerate each module */
1358 for( i_index = 0; i_index < p_list->i_count; i_index++ )
1362 p_parser = (module_t *)p_list->p_values[i_index].p_object ;
1364 /* Nasty hack, but right now I'm too tired to think about a nice
1366 i = 22 - strlen( p_parser->psz_object_name ) - 1;
1370 fprintf( stdout, " %s%s %s\n", p_parser->psz_object_name,
1371 psz_spaces, p_parser->psz_longname );
1373 psz_spaces[i] = ' ';
1376 vlc_list_release( p_list );
1378 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1379 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1384 /*****************************************************************************
1385 * Version: print complete program version
1386 *****************************************************************************
1387 * Print complete program version and build number.
1388 *****************************************************************************/
1389 static void Version( void )
1395 fprintf( stdout, VERSION_MESSAGE "\n" );
1397 _("This program comes with NO WARRANTY, to the extent permitted by "
1398 "law.\nYou may redistribute it under the terms of the GNU General "
1399 "Public License;\nsee the file named COPYING for details.\n"
1400 "Written by the VideoLAN team at Ecole Centrale, Paris.\n") );
1402 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1403 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1408 /*****************************************************************************
1409 * ShowConsole: On Win32, create an output console for debug messages
1410 *****************************************************************************
1411 * This function is useful only on Win32.
1412 *****************************************************************************/
1414 static void ShowConsole( void )
1418 freopen( "CONOUT$", "w", stdout );
1419 freopen( "CONOUT$", "w", stderr );
1420 freopen( "CONIN$", "r", stdin );
1426 /*****************************************************************************
1427 * ConsoleWidth: Return the console width in characters
1428 *****************************************************************************
1429 * We use the stty shell command to get the console width; if this fails or
1430 * if the width is less than 80, we default to 80.
1431 *****************************************************************************/
1432 static int ConsoleWidth( void )
1437 char buf[20], *psz_parser;
1441 file = popen( "stty size 2>/dev/null", "r" );
1444 i_ret = fread( buf, 1, 20, file );
1448 psz_parser = strchr( buf, ' ' );
1451 i_ret = atoi( psz_parser + 1 );