1 /*****************************************************************************
2 * libvlc.c: main libvlc source
3 *****************************************************************************
4 * Copyright (C) 1998-2002 VideoLAN
5 * $Id: libvlc.c,v 1.60 2003/01/31 13:52:26 sam 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( _MSC_VER ) && 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 );
101 /*****************************************************************************
102 * VLC_Version: return the libvlc version.
103 *****************************************************************************
104 * This function returns full version string (numeric version and codename).
105 *****************************************************************************/
106 char const * VLC_Version( void )
108 return VERSION_MESSAGE;
111 /*****************************************************************************
112 * VLC_Error: strerror() equivalent
113 *****************************************************************************
114 * This function returns full version string (numeric version and codename).
115 *****************************************************************************/
116 char const * VLC_Error( int i_err )
118 return vlc_error( i_err );
121 /*****************************************************************************
122 * VLC_Create: allocate a vlc_t structure, and initialize libvlc if needed.
123 *****************************************************************************
124 * This function allocates a vlc_t structure and returns a negative value
125 * in case of failure. Also, the thread system is initialized.
126 *****************************************************************************/
127 int VLC_Create( void )
130 vlc_t * p_vlc = NULL;
133 /* vlc_threads_init *must* be the first internal call! No other call is
134 * allowed before the thread system has been initialized. */
135 i_ret = vlc_threads_init( &libvlc );
141 /* Now that the thread system is initialized, we don't have much, but
142 * at least we have var_Create */
143 var_Create( &libvlc, "libvlc", VLC_VAR_MUTEX );
144 var_Get( &libvlc, "libvlc", &lockval );
145 vlc_mutex_lock( lockval.p_address );
146 if( !libvlc.b_ready )
150 /* Guess what CPU we have */
151 libvlc.i_cpu = CPUCapabilities();
153 /* Find verbosity from VLC_VERBOSE environment variable */
154 psz_env = getenv( "VLC_VERBOSE" );
155 libvlc.i_verbose = psz_env ? atoi( psz_env ) : -1;
158 libvlc.b_color = isatty( 2 ); /* 2 is for stderr */
160 libvlc.b_color = VLC_FALSE;
163 /* Initialize message queue */
164 msg_Create( &libvlc );
166 /* Announce who we are */
167 msg_Dbg( &libvlc, COPYRIGHT_MESSAGE );
168 msg_Dbg( &libvlc, "libvlc was configured with %s", CONFIGURE_LINE );
170 /* Set language now, otherwise the main module's strings will not
171 * be translated. FIXME: this is a hack, the correct way is to have
172 * SetLanguage dynamically retranslate all module strings. */
175 /* Initialize the module bank and load the configuration of the
176 * main module. We need to do this at this stage to be able to display
177 * a short help if required by the user. (short help == main module
179 module_InitBank( &libvlc );
180 module_LoadMain( &libvlc );
182 libvlc.b_ready = VLC_TRUE;
184 vlc_mutex_unlock( lockval.p_address );
185 var_Destroy( &libvlc, "libvlc" );
187 /* Allocate a vlc object */
188 p_vlc = vlc_object_create( &libvlc, VLC_OBJECT_VLC );
194 p_vlc->psz_object_name = "root";
196 /* Initialize mutexes */
197 vlc_mutex_init( p_vlc, &p_vlc->config_lock );
199 /* Store our newly allocated structure in the global list */
200 vlc_object_attach( p_vlc, &libvlc );
202 /* Store data for the non-reentrant API */
203 p_static_vlc = p_vlc;
205 return p_vlc->i_object_id;
208 /*****************************************************************************
209 * VLC_Init: initialize a vlc_t structure.
210 *****************************************************************************
211 * This function initializes a previously allocated vlc_t structure:
213 * - gettext initialization
214 * - message queue, module bank and playlist initialization
215 * - configuration and commandline parsing
216 *****************************************************************************/
217 int VLC_Init( int i_object, int i_argc, char *ppsz_argv[] )
219 char p_capabilities[200];
225 module_t *p_help_module;
226 playlist_t *p_playlist;
228 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
236 * System specific initialization code
238 system_Init( p_vlc, &i_argc, ppsz_argv );
240 /* Get the executable name (similar to the basename command) */
243 p_vlc->psz_object_name = p_tmp = ppsz_argv[ 0 ];
246 if( *p_tmp == '/' ) p_vlc->psz_object_name = ++p_tmp;
252 p_vlc->psz_object_name = "vlc";
256 * Support for gettext
260 /* Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */
261 msg_Dbg( p_vlc, "translation test: code is \"%s\"", _("C") );
263 /* Hack: insert the help module here */
264 p_help_module = vlc_object_create( p_vlc, VLC_OBJECT_MODULE );
265 if( p_help_module == NULL )
267 //module_EndBank( p_vlc );
268 if( i_object ) vlc_object_release( p_vlc );
271 p_help_module->psz_object_name = "help";
272 config_Duplicate( p_help_module, p_help_config );
273 vlc_object_attach( p_help_module, libvlc.p_module_bank );
276 if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ) )
278 vlc_object_detach( p_help_module );
279 config_Free( p_help_module );
280 vlc_object_destroy( p_help_module );
281 //module_EndBank( p_vlc );
282 if( i_object ) vlc_object_release( p_vlc );
288 /* Check for short help option */
289 if( config_GetInt( p_vlc, "help" ) )
291 fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
292 p_vlc->psz_object_name );
293 Usage( p_vlc, "main" );
294 Usage( p_vlc, "help" );
297 /* Check for version option */
298 else if( config_GetInt( p_vlc, "version" ) )
304 /* Hack: remove the help module here */
305 vlc_object_detach( p_help_module );
310 config_Free( p_help_module );
311 vlc_object_destroy( p_help_module );
312 //module_EndBank( p_vlc );
313 if( i_object ) vlc_object_release( p_vlc );
318 * Load the builtins and plugins into the module_bank.
319 * We have to do it before config_Load*() because this also gets the
320 * list of configuration options exported by each module and loads their
323 module_LoadBuiltins( &libvlc );
324 module_LoadPlugins( &libvlc );
325 msg_Dbg( p_vlc, "module bank initialized, found %i modules",
326 libvlc.p_module_bank->i_children );
328 /* Hack: insert the help module here */
329 vlc_object_attach( p_help_module, libvlc.p_module_bank );
332 /* Check for help on modules */
333 if( (p_tmp = config_GetPsz( p_vlc, "module" )) )
335 Usage( p_vlc, p_tmp );
339 /* Check for long help option */
340 else if( config_GetInt( p_vlc, "longhelp" ) )
342 Usage( p_vlc, NULL );
345 /* Check for module list option */
346 else if( config_GetInt( p_vlc, "list" ) )
348 ListModules( p_vlc );
352 /* Hack: remove the help module here */
353 vlc_object_detach( p_help_module );
354 config_Free( p_help_module );
355 vlc_object_destroy( p_help_module );
360 //module_EndBank( p_vlc );
361 if( i_object ) vlc_object_release( p_vlc );
366 * Override default configuration with config file settings
368 p_vlc->psz_homedir = config_GetHomeDir();
369 config_LoadConfigFile( p_vlc, NULL );
372 * Override configuration with command line settings
374 if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_FALSE ) )
378 /* Pause the console because it's destroyed when we exit */
379 fprintf( stderr, "The command line options couldn't be loaded, check "
380 "that they are valid.\nPress the RETURN key to continue..." );
383 //module_EndBank( p_vlc );
384 if( i_object ) vlc_object_release( p_vlc );
389 * System specific configuration
391 system_Configure( p_vlc );
394 * Message queue options
396 if( config_GetInt( p_vlc, "quiet" ) )
398 libvlc.i_verbose = -1;
402 int i_tmp = config_GetInt( p_vlc, "verbose" );
405 libvlc.i_verbose = __MIN( i_tmp, 2 );
408 libvlc.b_color = libvlc.b_color || config_GetInt( p_vlc, "color" );
411 * Output messages that may still be in the queue
415 /* p_vlc inititalization. FIXME ? */
416 p_vlc->i_desync = config_GetInt( p_vlc, "desync" ) * (mtime_t)1000;
418 #if defined( __i386__ )
419 if( !config_GetInt( p_vlc, "mmx" ) )
420 libvlc.i_cpu &= ~CPU_CAPABILITY_MMX;
421 if( !config_GetInt( p_vlc, "3dn" ) )
422 libvlc.i_cpu &= ~CPU_CAPABILITY_3DNOW;
423 if( !config_GetInt( p_vlc, "mmxext" ) )
424 libvlc.i_cpu &= ~CPU_CAPABILITY_MMXEXT;
425 if( !config_GetInt( p_vlc, "sse" ) )
426 libvlc.i_cpu &= ~CPU_CAPABILITY_SSE;
428 #if defined( __powerpc__ ) || defined( SYS_DARWIN )
429 if( !config_GetInt( p_vlc, "altivec" ) )
430 libvlc.i_cpu &= ~CPU_CAPABILITY_ALTIVEC;
433 #define PRINT_CAPABILITY( capability, string ) \
434 if( libvlc.i_cpu & capability ) \
436 strncat( p_capabilities, string " ", \
437 sizeof(p_capabilities) - strlen(p_capabilities) ); \
438 p_capabilities[sizeof(p_capabilities) - 1] = '\0'; \
441 p_capabilities[0] = '\0';
442 PRINT_CAPABILITY( CPU_CAPABILITY_486, "486" );
443 PRINT_CAPABILITY( CPU_CAPABILITY_586, "586" );
444 PRINT_CAPABILITY( CPU_CAPABILITY_PPRO, "Pentium Pro" );
445 PRINT_CAPABILITY( CPU_CAPABILITY_MMX, "MMX" );
446 PRINT_CAPABILITY( CPU_CAPABILITY_3DNOW, "3DNow!" );
447 PRINT_CAPABILITY( CPU_CAPABILITY_MMXEXT, "MMXEXT" );
448 PRINT_CAPABILITY( CPU_CAPABILITY_SSE, "SSE" );
449 PRINT_CAPABILITY( CPU_CAPABILITY_ALTIVEC, "AltiVec" );
450 PRINT_CAPABILITY( CPU_CAPABILITY_FPU, "FPU" );
451 msg_Dbg( p_vlc, "CPU has capabilities %s", p_capabilities );
454 * Choose the best memcpy module
456 p_vlc->p_memcpy_module = module_Need( p_vlc, "memcpy", "$memcpy" );
458 if( p_vlc->pf_memcpy == NULL )
460 p_vlc->pf_memcpy = memcpy;
463 if( p_vlc->pf_memset == NULL )
465 p_vlc->pf_memset = memset;
469 * Initialize shared resources and libraries
471 if( config_GetInt( p_vlc, "network-channel" )
472 && network_ChannelCreate( p_vlc ) )
474 /* On error during Channels initialization, switch off channels */
476 "channels initialization failed, deactivating channels" );
477 config_PutInt( p_vlc, "network-channel", VLC_FALSE );
481 * Initialize playlist and get commandline files
483 p_playlist = playlist_Create( p_vlc );
486 msg_Err( p_vlc, "playlist initialization failed" );
487 if( p_vlc->p_memcpy_module != NULL )
489 module_Unneed( p_vlc, p_vlc->p_memcpy_module );
491 //module_EndBank( p_vlc );
492 if( i_object ) vlc_object_release( p_vlc );
497 * Load background interfaces
499 psz_modules = config_GetPsz( p_vlc, "extraintf" );
500 psz_parser = psz_modules;
501 while ( psz_parser && *psz_parser )
504 psz_module = psz_parser;
505 psz_parser = strchr( psz_module, ',' );
511 VLC_AddIntf( 0, psz_module, VLC_FALSE );
519 * Get input filenames given as commandline arguments
521 GetFilenames( p_vlc, i_argc, ppsz_argv );
523 if( i_object ) vlc_object_release( p_vlc );
527 /*****************************************************************************
528 * VLC_AddIntf: add an interface
529 *****************************************************************************
530 * This function opens an interface plugin and runs it. If b_block is set
531 * to 0, VLC_AddIntf will return immediately and let the interface run in a
532 * separate thread. If b_block is set to 1, VLC_AddIntf will continue until
533 * user requests to quit.
534 *****************************************************************************/
535 int VLC_AddIntf( int i_object, char const *psz_module, vlc_bool_t b_block )
538 intf_thread_t *p_intf;
540 char *psz_oldmodule = NULL;
542 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
551 psz_oldmodule = config_GetPsz( p_vlc, "intf" );
552 config_PutPsz( p_vlc, "intf", psz_module );
555 /* Try to create the interface */
556 p_intf = intf_Create( p_vlc );
560 config_PutPsz( p_vlc, "intf", psz_oldmodule );
563 free( psz_oldmodule );
569 msg_Err( p_vlc, "interface initialization failed" );
570 if( i_object ) vlc_object_release( p_vlc );
574 /* Try to run the interface */
575 p_intf->b_block = b_block;
576 i_err = intf_RunThread( p_intf );
579 vlc_object_detach( p_intf );
580 intf_Destroy( p_intf );
581 if( i_object ) vlc_object_release( p_vlc );
585 if( i_object ) vlc_object_release( p_vlc );
589 /*****************************************************************************
590 * VLC_Destroy: stop playing and destroy everything.
591 *****************************************************************************
592 * This function requests the running threads to finish, waits for their
593 * termination, and destroys their structure.
594 *****************************************************************************/
595 int VLC_Destroy( int i_object )
599 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
607 * Go back into channel 0 which is the network
609 if( config_GetInt( p_vlc, "network-channel" ) && p_vlc->p_channel )
611 network_ChannelJoin( p_vlc, COMMON_CHANNEL );
615 * Free allocated memory
617 if( p_vlc->p_memcpy_module )
619 module_Unneed( p_vlc, p_vlc->p_memcpy_module );
620 p_vlc->p_memcpy_module = NULL;
623 if( p_vlc->psz_homedir )
625 free( p_vlc->psz_homedir );
626 p_vlc->psz_homedir = NULL;
630 * XXX: Free module bank !
632 //module_EndBank( p_vlc );
635 * System specific cleaning code
639 /* Destroy mutexes */
640 vlc_mutex_destroy( &p_vlc->config_lock );
642 vlc_object_detach( p_vlc );
644 vlc_object_destroy( p_vlc );
646 /* Stop thread system: last one out please shut the door! */
647 vlc_threads_end( &libvlc );
649 if( i_object ) vlc_object_release( p_vlc );
653 /*****************************************************************************
654 * VLC_Die: ask vlc to die.
655 *****************************************************************************
656 * This function sets p_vlc->b_die to VLC_TRUE, but does not do any other
657 * task. It is your duty to call vlc_end and VLC_Destroy afterwards.
658 *****************************************************************************/
659 int VLC_Die( int i_object )
663 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
670 p_vlc->b_die = VLC_TRUE;
672 if( i_object ) vlc_object_release( p_vlc );
676 /*****************************************************************************
677 * VLC_AddTarget: adds a target for playing.
678 *****************************************************************************
679 * This function adds psz_target to the current playlist. If a playlist does
680 * not exist, it will create one.
681 *****************************************************************************/
682 int VLC_AddTarget( int i_object, char const *psz_target, int i_mode, int i_pos )
685 playlist_t *p_playlist;
688 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
695 p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
697 if( p_playlist == NULL )
699 msg_Dbg( p_vlc, "no playlist present, creating one" );
700 p_playlist = playlist_Create( p_vlc );
702 if( p_playlist == NULL )
704 if( i_object ) vlc_object_release( p_vlc );
708 vlc_object_yield( p_playlist );
711 i_err = playlist_Add( p_playlist, psz_target, i_mode, i_pos );
713 vlc_object_release( p_playlist );
715 if( i_object ) vlc_object_release( p_vlc );
719 /*****************************************************************************
720 * VLC_Set: set a vlc variable
721 *****************************************************************************
723 *****************************************************************************/
724 int VLC_Set( int i_object, char const *psz_var, vlc_value_t value )
729 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
736 /* FIXME: Temporary hack for Mozilla, if variable starts with conf:: then
737 * we handle it as a configuration variable. Don't tell Gildas :) -- sam */
738 if( !strncmp( psz_var, "conf::", 6 ) )
740 module_config_t *p_item;
741 char const *psz_newvar = psz_var + 6;
743 p_item = config_FindConfig( VLC_OBJECT(p_vlc), psz_newvar );
747 switch( p_item->i_type )
749 case CONFIG_ITEM_BOOL:
750 config_PutInt( p_vlc, psz_newvar, value.b_bool );
752 case CONFIG_ITEM_INTEGER:
753 config_PutInt( p_vlc, psz_newvar, value.i_int );
755 case CONFIG_ITEM_FLOAT:
756 config_PutFloat( p_vlc, psz_newvar, value.f_float );
759 config_PutPsz( p_vlc, psz_newvar, value.psz_string );
762 if( i_object ) vlc_object_release( p_vlc );
767 i_ret = var_Set( p_vlc, psz_var, value );
769 if( i_object ) vlc_object_release( p_vlc );
773 /*****************************************************************************
774 * VLC_Get: get a vlc variable
775 *****************************************************************************
777 *****************************************************************************/
778 int VLC_Get( int i_object, char const *psz_var, vlc_value_t *p_value )
783 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
790 i_ret = var_Get( p_vlc, psz_var, p_value );
792 if( i_object ) vlc_object_release( p_vlc );
796 /* FIXME: temporary hacks */
798 /*****************************************************************************
800 *****************************************************************************/
801 int VLC_Play( int i_object )
803 playlist_t * p_playlist;
806 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
808 /* Check that the handle is valid */
814 vlc_thread_set_priority( p_vlc, VLC_THREAD_PRIORITY_LOW );
816 p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD );
820 if( i_object ) vlc_object_release( p_vlc );
824 vlc_mutex_lock( &p_playlist->object_lock );
825 if( p_playlist->i_size )
827 vlc_mutex_unlock( &p_playlist->object_lock );
828 playlist_Play( p_playlist );
832 vlc_mutex_unlock( &p_playlist->object_lock );
835 vlc_object_release( p_playlist );
837 if( i_object ) vlc_object_release( p_vlc );
841 /*****************************************************************************
843 *****************************************************************************/
844 int VLC_Stop( int i_object )
846 intf_thread_t * p_intf;
847 playlist_t * p_playlist;
848 vout_thread_t * p_vout;
849 aout_instance_t * p_aout;
852 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
854 /* Check that the handle is valid */
861 * Ask the interfaces to stop and destroy them
863 msg_Dbg( p_vlc, "removing all interfaces" );
864 while( (p_intf = vlc_object_find( p_vlc, VLC_OBJECT_INTF, FIND_CHILD )) )
866 intf_StopThread( p_intf );
867 vlc_object_detach( p_intf );
868 vlc_object_release( p_intf );
869 intf_Destroy( p_intf );
875 msg_Dbg( p_vlc, "removing all playlists" );
876 while( (p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST,
879 vlc_object_detach( p_playlist );
880 vlc_object_release( p_playlist );
881 playlist_Destroy( p_playlist );
887 msg_Dbg( p_vlc, "removing all video outputs" );
888 while( (p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD )) )
890 vlc_object_detach( p_vout );
891 vlc_object_release( p_vout );
892 vout_Destroy( p_vout );
898 msg_Dbg( p_vlc, "removing all audio outputs" );
899 while( (p_aout = vlc_object_find( p_vlc, VLC_OBJECT_AOUT, FIND_CHILD )) )
901 vlc_object_detach( (vlc_object_t *)p_aout );
902 vlc_object_release( (vlc_object_t *)p_aout );
903 aout_Delete( p_aout );
906 if( i_object ) vlc_object_release( p_vlc );
910 /*****************************************************************************
911 * VLC_Pause: toggle pause
912 *****************************************************************************/
913 int VLC_Pause( int i_object )
915 input_thread_t *p_input;
918 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
925 p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD );
929 if( i_object ) vlc_object_release( p_vlc );
933 input_SetStatus( p_input, INPUT_STATUS_PAUSE );
934 vlc_object_release( p_input );
936 if( i_object ) vlc_object_release( p_vlc );
940 /*****************************************************************************
941 * VLC_FullScreen: toggle fullscreen mode
942 *****************************************************************************/
943 int VLC_FullScreen( int i_object )
945 vout_thread_t *p_vout;
948 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
955 p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD );
959 if( i_object ) vlc_object_release( p_vlc );
963 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
964 vlc_object_release( p_vout );
966 if( i_object ) vlc_object_release( p_vlc );
970 /* following functions are local */
972 /*****************************************************************************
973 * SetLanguage: set the interface language.
974 *****************************************************************************
975 * We set the LC_MESSAGES locale category for interface messages and buttons,
976 * as well as the LC_CTYPE category for string sorting and possible wide
978 *****************************************************************************/
979 static void SetLanguage ( char const *psz_lang )
981 #if defined( ENABLE_NLS ) \
982 && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
989 # if defined( HAVE_INCLUDED_GETTEXT ) && !defined( HAVE_LC_MESSAGES )
992 /* We set LC_ALL manually because it is the only way to set
993 * the language at runtime under eg. Windows. Beware that this
994 * makes the environment unconsistent when libvlc is unloaded and
995 * should probably be moved to a safer place like vlc.c. */
996 static char psz_lcall[20];
997 snprintf( psz_lcall, 19, "LC_ALL=%s", psz_lang );
998 psz_lcall[19] = '\0';
1003 # if defined( HAVE_LC_MESSAGES )
1004 setlocale( LC_MESSAGES, psz_lang );
1006 setlocale( LC_CTYPE, psz_lang );
1008 /* Specify where to find the locales for current domain */
1010 psz_path = LOCALEDIR;
1012 snprintf( psz_tmp, sizeof(psz_tmp), "%s/%s", libvlc.psz_vlcpath,
1016 if( !bindtextdomain( PACKAGE, psz_path ) )
1018 fprintf( stderr, "warning: no domain %s in directory %s\n",
1019 PACKAGE, psz_path );
1022 /* Set the default domain */
1023 textdomain( PACKAGE );
1027 /*****************************************************************************
1028 * GetFilenames: parse command line options which are not flags
1029 *****************************************************************************
1030 * Parse command line for input files.
1031 *****************************************************************************/
1032 static int GetFilenames( vlc_t *p_vlc, int i_argc, char *ppsz_argv[] )
1036 /* We assume that the remaining parameters are filenames */
1037 for( i_opt = i_argc - 1; i_opt > optind; i_opt-- )
1039 /* TODO: write an internal function of this one, to avoid
1040 * unnecessary lookups. */
1041 VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ i_opt ],
1042 PLAYLIST_INSERT, 0 );
1045 /* If there is at least one target, play it */
1046 if( i_argc > optind )
1048 VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ optind ],
1049 PLAYLIST_INSERT | PLAYLIST_GO, 0 );
1055 /*****************************************************************************
1056 * Usage: print program usage
1057 *****************************************************************************
1058 * Print a short inline help. Message interface is initialized at this stage.
1059 *****************************************************************************/
1060 static void Usage( vlc_t *p_this, char const *psz_module_name )
1062 #define FORMAT_STRING " --%s%s%s%s%s%s%s %s%s\n"
1063 /* option name -------------' | | | | | |
1064 * <bra --------------------------' | | | | |
1065 * option type or "" ---------------' | | | |
1066 * ket> ------------------------------' | | |
1067 * padding spaces ----------------------' | |
1068 * comment --------------------------------' |
1069 * comment suffix ---------------------------'
1071 * The purpose of having bra and ket is that we might i18n them as well.
1073 #define LINE_START 8
1074 #define PADDING_SPACES 25
1077 module_config_t *p_item;
1078 char psz_spaces[PADDING_SPACES+LINE_START+1];
1079 char psz_format[sizeof(FORMAT_STRING)];
1082 memset( psz_spaces, ' ', PADDING_SPACES+LINE_START );
1083 psz_spaces[PADDING_SPACES+LINE_START] = '\0';
1085 strcpy( psz_format, FORMAT_STRING );
1091 /* List all modules */
1092 p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
1094 /* Enumerate the config for each module */
1095 for( i_index = 0; i_index < p_list->i_count; i_index++ )
1097 vlc_bool_t b_help_module;
1099 p_parser = (module_t *)p_list->p_values[i_index].p_object ;
1101 if( psz_module_name && strcmp( psz_module_name,
1102 p_parser->psz_object_name ) )
1107 /* Ignore modules without config options */
1108 if( !p_parser->i_config_items )
1113 b_help_module = !strcmp( "help", p_parser->psz_object_name );
1115 /* Print module options */
1116 for( p_item = p_parser->p_config;
1117 p_item->i_type != CONFIG_HINT_END;
1120 char *psz_bra = NULL, *psz_type = NULL, *psz_ket = NULL;
1121 char *psz_suf = "", *psz_prefix = NULL;
1124 switch( p_item->i_type )
1126 case CONFIG_HINT_CATEGORY:
1127 case CONFIG_HINT_USAGE:
1128 fprintf( stdout, " %s\n", p_item->psz_text );
1131 case CONFIG_ITEM_STRING:
1132 case CONFIG_ITEM_FILE:
1133 case CONFIG_ITEM_MODULE: /* We could also have "=<" here */
1134 if( !p_item->ppsz_list )
1136 psz_bra = " <"; psz_type = _("string"); psz_ket = ">";
1142 psz_type = malloc( 1000 );
1143 memset( psz_type, 0, 1000 );
1144 for( i=0; p_item->ppsz_list[i]; i++ )
1146 strcat( psz_type, p_item->ppsz_list[i] );
1147 strcat( psz_type, "|" );
1149 psz_type[ strlen( psz_type ) - 1 ] = '\0';
1153 case CONFIG_ITEM_INTEGER:
1154 psz_bra = " <"; psz_type = _("integer"); psz_ket = ">";
1156 case CONFIG_ITEM_FLOAT:
1157 psz_bra = " <"; psz_type = _("float"); psz_ket = ">";
1159 case CONFIG_ITEM_BOOL:
1160 psz_bra = ""; psz_type = ""; psz_ket = "";
1161 if( !b_help_module )
1163 psz_suf = p_item->i_value ? _(" (default enabled)") :
1164 _(" (default disabled)");
1169 /* Add short option if any */
1170 if( p_item->i_short )
1172 psz_format[2] = '-';
1173 psz_format[3] = p_item->i_short;
1174 psz_format[4] = ',';
1178 psz_format[2] = ' ';
1179 psz_format[3] = ' ';
1180 psz_format[4] = ' ';
1185 i = PADDING_SPACES - strlen( p_item->psz_name )
1186 - strlen( psz_bra ) - strlen( psz_type )
1187 - strlen( psz_ket ) - 1;
1188 if( p_item->i_type == CONFIG_ITEM_BOOL
1191 /* If option is of type --foo-bar, we print its counterpart
1192 * as --no-foo-bar, but if it is of type --foobar (without
1193 * dashes in the name) we print it as --nofoobar. Both
1194 * values are of course valid, only the display changes. */
1195 vlc_bool_t b_dash = VLC_FALSE;
1196 psz_prefix = p_item->psz_name;
1197 while( *psz_prefix )
1199 if( *psz_prefix++ == '-' )
1208 psz_prefix = ", --no-";
1209 i -= strlen( p_item->psz_name ) + strlen( ", --no-" );
1213 psz_prefix = ", --no";
1214 i -= strlen( p_item->psz_name ) + strlen( ", --no" );
1221 psz_spaces[i] = '\n';
1225 psz_spaces[i] = '\0';
1228 if( p_item->i_type == CONFIG_ITEM_BOOL &&
1231 fprintf( stdout, psz_format, p_item->psz_name, psz_prefix,
1232 p_item->psz_name, psz_bra, psz_type, psz_ket,
1233 psz_spaces, p_item->psz_text, psz_suf );
1237 fprintf( stdout, psz_format, p_item->psz_name, "", "",
1238 psz_bra, psz_type, psz_ket, psz_spaces,
1239 p_item->psz_text, psz_suf );
1241 psz_spaces[i] = ' ';
1242 if ( p_item->ppsz_list )
1250 /* Release the module list */
1251 vlc_list_release( p_list );
1253 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1254 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1259 /*****************************************************************************
1260 * ListModules: list the available modules with their description
1261 *****************************************************************************
1262 * Print a list of all available modules (builtins and plugins) and a short
1263 * description for each one.
1264 *****************************************************************************/
1265 static void ListModules( vlc_t *p_this )
1269 char psz_spaces[22];
1272 memset( psz_spaces, ' ', 22 );
1279 fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
1280 p_this->p_vlc->psz_object_name );
1282 fprintf( stdout, _("[module] [description]\n") );
1284 /* List all modules */
1285 p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
1287 /* Enumerate each module */
1288 for( i_index = 0; i_index < p_list->i_count; i_index++ )
1292 p_parser = (module_t *)p_list->p_values[i_index].p_object ;
1294 /* Nasty hack, but right now I'm too tired to think about a nice
1296 i = 22 - strlen( p_parser->psz_object_name ) - 1;
1300 fprintf( stdout, " %s%s %s\n", p_parser->psz_object_name,
1301 psz_spaces, p_parser->psz_longname );
1303 psz_spaces[i] = ' ';
1306 vlc_list_release( p_list );
1308 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1309 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1314 /*****************************************************************************
1315 * Version: print complete program version
1316 *****************************************************************************
1317 * Print complete program version and build number.
1318 *****************************************************************************/
1319 static void Version( void )
1325 fprintf( stdout, VERSION_MESSAGE "\n" );
1327 _("This program comes with NO WARRANTY, to the extent permitted by "
1328 "law.\nYou may redistribute it under the terms of the GNU General "
1329 "Public License;\nsee the file named COPYING for details.\n"
1330 "Written by the VideoLAN team at Ecole Centrale, Paris.\n") );
1332 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1333 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1338 /*****************************************************************************
1339 * ShowConsole: On Win32, create an output console for debug messages
1340 *****************************************************************************
1341 * This function is useful only on Win32.
1342 *****************************************************************************/
1344 static void ShowConsole( void )
1348 freopen( "CONOUT$", "w", stdout );
1349 freopen( "CONOUT$", "w", stderr );
1350 freopen( "CONIN$", "r", stdin );