1 /*****************************************************************************
2 * libvlc.c: main libvlc source
3 *****************************************************************************
4 * Copyright (C) 1998-2002 VideoLAN
5 * $Id: libvlc.c,v 1.76 2003/04/07 21:51:27 massiot 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;
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 );
335 if( !config_GetInt( p_vlc, "translation" ) )
337 /* Reset the default domain */
340 textdomain( "dummy" );
342 module_EndBank( p_vlc );
343 module_InitBank( &libvlc );
344 module_LoadMain( &libvlc );
350 * Load the builtins and plugins into the module_bank.
351 * We have to do it before config_Load*() because this also gets the
352 * list of configuration options exported by each module and loads their
355 module_LoadBuiltins( &libvlc );
356 module_LoadPlugins( &libvlc );
357 msg_Dbg( p_vlc, "module bank initialized, found %i modules",
358 libvlc.p_module_bank->i_children );
360 /* Hack: insert the help module here */
361 vlc_object_attach( p_help_module, libvlc.p_module_bank );
364 /* Check for help on modules */
365 if( (p_tmp = config_GetPsz( p_vlc, "module" )) )
367 Usage( p_vlc, p_tmp );
371 /* Check for long help option */
372 else if( config_GetInt( p_vlc, "longhelp" ) )
374 Usage( p_vlc, NULL );
377 /* Check for module list option */
378 else if( config_GetInt( p_vlc, "list" ) )
380 ListModules( p_vlc );
384 /* Hack: remove the help module here */
385 vlc_object_detach( p_help_module );
386 config_Free( p_help_module );
387 vlc_object_destroy( p_help_module );
392 //module_EndBank( p_vlc );
393 if( i_object ) vlc_object_release( p_vlc );
398 * Override default configuration with config file settings
400 p_vlc->psz_homedir = config_GetHomeDir();
401 config_LoadConfigFile( p_vlc, NULL );
404 * Override configuration with command line settings
406 if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_FALSE ) )
410 /* Pause the console because it's destroyed when we exit */
411 fprintf( stderr, "The command line options couldn't be loaded, check "
412 "that they are valid.\nPress the RETURN key to continue..." );
415 //module_EndBank( p_vlc );
416 if( i_object ) vlc_object_release( p_vlc );
421 * System specific configuration
423 system_Configure( p_vlc );
426 * Message queue options
428 if( config_GetInt( p_vlc, "quiet" ) )
430 libvlc.i_verbose = -1;
434 int i_tmp = config_GetInt( p_vlc, "verbose" );
437 libvlc.i_verbose = __MIN( i_tmp, 2 );
440 libvlc.b_color = libvlc.b_color || config_GetInt( p_vlc, "color" );
443 * Output messages that may still be in the queue
447 /* p_vlc initialization. FIXME ? */
448 p_vlc->i_desync = config_GetInt( p_vlc, "desync" ) * (mtime_t)1000;
450 #if defined( __i386__ )
451 if( !config_GetInt( p_vlc, "mmx" ) )
452 libvlc.i_cpu &= ~CPU_CAPABILITY_MMX;
453 if( !config_GetInt( p_vlc, "3dn" ) )
454 libvlc.i_cpu &= ~CPU_CAPABILITY_3DNOW;
455 if( !config_GetInt( p_vlc, "mmxext" ) )
456 libvlc.i_cpu &= ~CPU_CAPABILITY_MMXEXT;
457 if( !config_GetInt( p_vlc, "sse" ) )
458 libvlc.i_cpu &= ~CPU_CAPABILITY_SSE;
460 #if defined( __powerpc__ ) || defined( SYS_DARWIN )
461 if( !config_GetInt( p_vlc, "altivec" ) )
462 libvlc.i_cpu &= ~CPU_CAPABILITY_ALTIVEC;
465 #define PRINT_CAPABILITY( capability, string ) \
466 if( libvlc.i_cpu & capability ) \
468 strncat( p_capabilities, string " ", \
469 sizeof(p_capabilities) - strlen(p_capabilities) ); \
470 p_capabilities[sizeof(p_capabilities) - 1] = '\0'; \
473 p_capabilities[0] = '\0';
474 PRINT_CAPABILITY( CPU_CAPABILITY_486, "486" );
475 PRINT_CAPABILITY( CPU_CAPABILITY_586, "586" );
476 PRINT_CAPABILITY( CPU_CAPABILITY_PPRO, "Pentium Pro" );
477 PRINT_CAPABILITY( CPU_CAPABILITY_MMX, "MMX" );
478 PRINT_CAPABILITY( CPU_CAPABILITY_3DNOW, "3DNow!" );
479 PRINT_CAPABILITY( CPU_CAPABILITY_MMXEXT, "MMXEXT" );
480 PRINT_CAPABILITY( CPU_CAPABILITY_SSE, "SSE" );
481 PRINT_CAPABILITY( CPU_CAPABILITY_ALTIVEC, "AltiVec" );
482 PRINT_CAPABILITY( CPU_CAPABILITY_FPU, "FPU" );
483 msg_Dbg( p_vlc, "CPU has capabilities %s", p_capabilities );
486 * Choose the best memcpy module
488 p_vlc->p_memcpy_module = module_Need( p_vlc, "memcpy", "$memcpy" );
490 if( p_vlc->pf_memcpy == NULL )
492 p_vlc->pf_memcpy = memcpy;
495 if( p_vlc->pf_memset == NULL )
497 p_vlc->pf_memset = memset;
501 * Initialize shared resources and libraries
503 if( config_GetInt( p_vlc, "network-channel" )
504 && network_ChannelCreate( p_vlc ) )
506 /* On error during Channels initialization, switch off channels */
508 "channels initialization failed, deactivating channels" );
509 config_PutInt( p_vlc, "network-channel", VLC_FALSE );
513 * Initialize playlist and get commandline files
515 p_playlist = playlist_Create( p_vlc );
518 msg_Err( p_vlc, "playlist initialization failed" );
519 if( p_vlc->p_memcpy_module != NULL )
521 module_Unneed( p_vlc, p_vlc->p_memcpy_module );
523 //module_EndBank( p_vlc );
524 if( i_object ) vlc_object_release( p_vlc );
529 * Load background interfaces
531 psz_modules = config_GetPsz( p_vlc, "extraintf" );
532 psz_parser = psz_modules;
533 while ( psz_parser && *psz_parser )
535 char *psz_module, *psz_temp;
536 psz_module = psz_parser;
537 psz_parser = strchr( psz_module, ',' );
543 psz_temp = (char *)malloc( strlen(psz_module) + sizeof(",none") );
546 sprintf( psz_temp, "%s,none", psz_module );
547 VLC_AddIntf( 0, psz_temp, VLC_FALSE );
557 * FIXME: kludge to use a p_vlc-local variable for the Mozilla plugin
559 var_Create( p_vlc, "drawable", VLC_VAR_INTEGER );
562 * Get input filenames given as commandline arguments
564 GetFilenames( p_vlc, i_argc, ppsz_argv );
566 if( i_object ) vlc_object_release( p_vlc );
570 /*****************************************************************************
571 * VLC_AddIntf: add an interface
572 *****************************************************************************
573 * This function opens an interface plugin and runs it. If b_block is set
574 * to 0, VLC_AddIntf will return immediately and let the interface run in a
575 * separate thread. If b_block is set to 1, VLC_AddIntf will continue until
576 * user requests to quit.
577 *****************************************************************************/
578 int VLC_AddIntf( int i_object, char const *psz_module, vlc_bool_t b_block )
581 intf_thread_t *p_intf;
584 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
591 /* Try to create the interface */
592 p_intf = intf_Create( p_vlc, psz_module ? psz_module : "$intf" );
596 msg_Err( p_vlc, "interface \"%s\" initialization failed", psz_module );
597 if( i_object ) vlc_object_release( p_vlc );
601 /* Try to run the interface */
602 p_intf->b_block = b_block;
603 i_err = intf_RunThread( p_intf );
606 vlc_object_detach( p_intf );
607 intf_Destroy( p_intf );
608 if( i_object ) vlc_object_release( p_vlc );
612 if( i_object ) vlc_object_release( p_vlc );
616 /*****************************************************************************
617 * VLC_Destroy: stop playing and destroy everything.
618 *****************************************************************************
619 * This function requests the running threads to finish, waits for their
620 * termination, and destroys their structure.
621 *****************************************************************************/
622 int VLC_Destroy( int i_object )
626 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
634 * Go back into channel 0 which is the network
636 if( config_GetInt( p_vlc, "network-channel" ) && p_vlc->p_channel )
638 network_ChannelJoin( p_vlc, COMMON_CHANNEL );
642 * Free allocated memory
644 if( p_vlc->p_memcpy_module )
646 module_Unneed( p_vlc, p_vlc->p_memcpy_module );
647 p_vlc->p_memcpy_module = NULL;
650 if( p_vlc->psz_homedir )
652 free( p_vlc->psz_homedir );
653 p_vlc->psz_homedir = NULL;
657 * XXX: Free module bank !
659 //module_EndBank( p_vlc );
662 * System specific cleaning code
666 /* Destroy mutexes */
667 vlc_mutex_destroy( &p_vlc->config_lock );
669 vlc_object_detach( p_vlc );
671 /* Release object before destroying it */
672 if( i_object ) vlc_object_release( p_vlc );
674 vlc_object_destroy( p_vlc );
676 /* Stop thread system: last one out please shut the door! */
677 vlc_threads_end( &libvlc );
682 /*****************************************************************************
683 * VLC_Die: ask vlc to die.
684 *****************************************************************************
685 * This function sets p_vlc->b_die to VLC_TRUE, but does not do any other
686 * task. It is your duty to call vlc_end and VLC_Destroy afterwards.
687 *****************************************************************************/
688 int VLC_Die( int i_object )
692 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
699 p_vlc->b_die = VLC_TRUE;
701 if( i_object ) vlc_object_release( p_vlc );
705 /*****************************************************************************
706 * VLC_AddTarget: adds a target for playing.
707 *****************************************************************************
708 * This function adds psz_target to the current playlist. If a playlist does
709 * not exist, it will create one.
710 *****************************************************************************/
711 int VLC_AddTarget( int i_object, char const *psz_target, int i_mode, int i_pos )
714 playlist_t *p_playlist;
717 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
724 p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
726 if( p_playlist == NULL )
728 msg_Dbg( p_vlc, "no playlist present, creating one" );
729 p_playlist = playlist_Create( p_vlc );
731 if( p_playlist == NULL )
733 if( i_object ) vlc_object_release( p_vlc );
737 vlc_object_yield( p_playlist );
740 i_err = playlist_Add( p_playlist, psz_target, i_mode, i_pos );
742 vlc_object_release( p_playlist );
744 if( i_object ) vlc_object_release( p_vlc );
748 /*****************************************************************************
749 * VLC_Set: set a vlc variable
750 *****************************************************************************
752 *****************************************************************************/
753 int VLC_Set( int i_object, char const *psz_var, vlc_value_t value )
758 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
765 /* FIXME: Temporary hack for Mozilla, if variable starts with conf:: then
766 * we handle it as a configuration variable. Don't tell Gildas :) -- sam */
767 if( !strncmp( psz_var, "conf::", 6 ) )
769 module_config_t *p_item;
770 char const *psz_newvar = psz_var + 6;
772 p_item = config_FindConfig( VLC_OBJECT(p_vlc), psz_newvar );
776 switch( p_item->i_type )
778 case CONFIG_ITEM_BOOL:
779 config_PutInt( p_vlc, psz_newvar, value.b_bool );
781 case CONFIG_ITEM_INTEGER:
782 config_PutInt( p_vlc, psz_newvar, value.i_int );
784 case CONFIG_ITEM_FLOAT:
785 config_PutFloat( p_vlc, psz_newvar, value.f_float );
788 config_PutPsz( p_vlc, psz_newvar, value.psz_string );
791 if( i_object ) vlc_object_release( p_vlc );
796 i_ret = var_Set( p_vlc, psz_var, value );
798 if( i_object ) vlc_object_release( p_vlc );
802 /*****************************************************************************
803 * VLC_Get: get a vlc variable
804 *****************************************************************************
806 *****************************************************************************/
807 int VLC_Get( int i_object, char const *psz_var, vlc_value_t *p_value )
812 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
819 i_ret = var_Get( p_vlc, psz_var, p_value );
821 if( i_object ) vlc_object_release( p_vlc );
825 /* FIXME: temporary hacks */
827 /*****************************************************************************
829 *****************************************************************************/
830 int VLC_Play( int i_object )
832 playlist_t * p_playlist;
835 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
837 /* Check that the handle is valid */
843 p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD );
847 if( i_object ) vlc_object_release( p_vlc );
851 vlc_mutex_lock( &p_playlist->object_lock );
852 if( p_playlist->i_size )
854 vlc_mutex_unlock( &p_playlist->object_lock );
855 playlist_Play( p_playlist );
859 vlc_mutex_unlock( &p_playlist->object_lock );
862 vlc_object_release( p_playlist );
864 if( i_object ) vlc_object_release( p_vlc );
868 /*****************************************************************************
870 *****************************************************************************/
871 int VLC_Stop( int i_object )
873 intf_thread_t * p_intf;
874 playlist_t * p_playlist;
875 vout_thread_t * p_vout;
876 aout_instance_t * p_aout;
879 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
881 /* Check that the handle is valid */
888 * Ask the interfaces to stop and destroy them
890 msg_Dbg( p_vlc, "removing all interfaces" );
891 while( (p_intf = vlc_object_find( p_vlc, VLC_OBJECT_INTF, FIND_CHILD )) )
893 intf_StopThread( p_intf );
894 vlc_object_detach( p_intf );
895 vlc_object_release( p_intf );
896 intf_Destroy( p_intf );
902 msg_Dbg( p_vlc, "removing all playlists" );
903 while( (p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST,
906 vlc_object_detach( p_playlist );
907 vlc_object_release( p_playlist );
908 playlist_Destroy( p_playlist );
914 msg_Dbg( p_vlc, "removing all video outputs" );
915 while( (p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD )) )
917 vlc_object_detach( p_vout );
918 vlc_object_release( p_vout );
919 vout_Destroy( p_vout );
925 msg_Dbg( p_vlc, "removing all audio outputs" );
926 while( (p_aout = vlc_object_find( p_vlc, VLC_OBJECT_AOUT, FIND_CHILD )) )
928 vlc_object_detach( (vlc_object_t *)p_aout );
929 vlc_object_release( (vlc_object_t *)p_aout );
930 aout_Delete( p_aout );
933 if( i_object ) vlc_object_release( p_vlc );
937 /*****************************************************************************
938 * VLC_Pause: toggle pause
939 *****************************************************************************/
940 int VLC_Pause( int i_object )
942 input_thread_t *p_input;
945 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
952 p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD );
956 if( i_object ) vlc_object_release( p_vlc );
960 input_SetStatus( p_input, INPUT_STATUS_PAUSE );
961 vlc_object_release( p_input );
963 if( i_object ) vlc_object_release( p_vlc );
967 /*****************************************************************************
968 * VLC_FullScreen: toggle fullscreen mode
969 *****************************************************************************/
970 int VLC_FullScreen( int i_object )
972 vout_thread_t *p_vout;
975 p_vlc = i_object ? vlc_object_get( &libvlc, i_object ) : p_static_vlc;
982 p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD );
986 if( i_object ) vlc_object_release( p_vlc );
990 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
991 vlc_object_release( p_vout );
993 if( i_object ) vlc_object_release( p_vlc );
997 /* following functions are local */
999 /*****************************************************************************
1000 * SetLanguage: set the interface language.
1001 *****************************************************************************
1002 * We set the LC_MESSAGES locale category for interface messages and buttons,
1003 * as well as the LC_CTYPE category for string sorting and possible wide
1004 * character support.
1005 *****************************************************************************/
1006 static void SetLanguage ( char const *psz_lang )
1008 #if defined( ENABLE_NLS ) \
1009 && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
1012 #if defined( SYS_DARWIN ) || defined ( WIN32 )
1016 # if defined( HAVE_INCLUDED_GETTEXT ) && !defined( HAVE_LC_MESSAGES )
1019 /* We set LC_ALL manually because it is the only way to set
1020 * the language at runtime under eg. Windows. Beware that this
1021 * makes the environment unconsistent when libvlc is unloaded and
1022 * should probably be moved to a safer place like vlc.c. */
1023 static char psz_lcall[20];
1024 snprintf( psz_lcall, 19, "LC_ALL=%s", psz_lang );
1025 psz_lcall[19] = '\0';
1026 putenv( psz_lcall );
1030 if( psz_lang && !*psz_lang )
1032 # if defined( HAVE_LC_MESSAGES )
1033 setlocale( LC_MESSAGES, psz_lang );
1035 setlocale( LC_CTYPE, psz_lang );
1039 setlocale( LC_ALL, psz_lang );
1042 /* Specify where to find the locales for current domain */
1043 #if !defined( SYS_DARWIN ) && !defined( WIN32 )
1044 psz_path = LOCALEDIR;
1046 snprintf( psz_tmp, sizeof(psz_tmp), "%s/%s", libvlc.psz_vlcpath,
1050 if( !bindtextdomain( PACKAGE, psz_path ) )
1052 fprintf( stderr, "warning: no domain %s in directory %s\n",
1053 PACKAGE, psz_path );
1056 /* Set the default domain */
1057 textdomain( PACKAGE );
1061 /*****************************************************************************
1062 * GetFilenames: parse command line options which are not flags
1063 *****************************************************************************
1064 * Parse command line for input files.
1065 *****************************************************************************/
1066 static int GetFilenames( vlc_t *p_vlc, int i_argc, char *ppsz_argv[] )
1070 /* We assume that the remaining parameters are filenames */
1071 for( i_opt = i_argc - 1; i_opt > optind; i_opt-- )
1073 /* TODO: write an internal function of this one, to avoid
1074 * unnecessary lookups. */
1075 VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ i_opt ],
1076 PLAYLIST_INSERT, 0 );
1079 /* If there is at least one target, play it */
1080 if( i_argc > optind )
1082 VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ optind ],
1083 PLAYLIST_INSERT | PLAYLIST_GO, 0 );
1089 /*****************************************************************************
1090 * Usage: print program usage
1091 *****************************************************************************
1092 * Print a short inline help. Message interface is initialized at this stage.
1093 *****************************************************************************/
1094 static void Usage( vlc_t *p_this, char const *psz_module_name )
1096 #define FORMAT_STRING " %s --%s%s%s%s%s%s%s "
1097 /* short option ------' | | | | | | |
1098 * option name ------------' | | | | | |
1099 * <bra -------------------------' | | | | |
1100 * option type or "" --------------' | | | |
1101 * ket> -----------------------------' | | |
1102 * padding spaces ---------------------' | |
1103 * comment -------------------------------' |
1104 * comment suffix --------------------------'
1106 * The purpose of having bra and ket is that we might i18n them as well.
1108 #define LINE_START 8
1109 #define PADDING_SPACES 25
1112 module_config_t *p_item;
1113 char psz_spaces[PADDING_SPACES+LINE_START+1];
1114 char psz_format[sizeof(FORMAT_STRING)];
1115 char psz_buffer[1000];
1118 int i_width = ConsoleWidth() - (PADDING_SPACES+LINE_START+1);
1120 memset( psz_spaces, ' ', PADDING_SPACES+LINE_START );
1121 psz_spaces[PADDING_SPACES+LINE_START] = '\0';
1123 strcpy( psz_format, FORMAT_STRING );
1129 /* List all modules */
1130 p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
1132 /* Enumerate the config for each module */
1133 for( i_index = 0; i_index < p_list->i_count; i_index++ )
1135 vlc_bool_t b_help_module;
1137 p_parser = (module_t *)p_list->p_values[i_index].p_object ;
1139 if( psz_module_name && strcmp( psz_module_name,
1140 p_parser->psz_object_name ) )
1145 /* Ignore modules without config options */
1146 if( !p_parser->i_config_items )
1151 b_help_module = !strcmp( "help", p_parser->psz_object_name );
1153 /* Print module options */
1154 for( p_item = p_parser->p_config;
1155 p_item->i_type != CONFIG_HINT_END;
1159 char *psz_bra = NULL, *psz_type = NULL, *psz_ket = NULL;
1160 char *psz_suf = "", *psz_prefix = NULL;
1162 if ( p_item->b_advanced && !config_GetInt( p_this, "advanced" ))
1166 switch( p_item->i_type )
1168 case CONFIG_HINT_CATEGORY:
1169 case CONFIG_HINT_USAGE:
1170 fprintf( stdout, " %s\n", p_item->psz_text );
1173 case CONFIG_ITEM_STRING:
1174 case CONFIG_ITEM_FILE:
1175 case CONFIG_ITEM_MODULE: /* We could also have "=<" here */
1176 if( !p_item->ppsz_list )
1178 psz_bra = " <"; psz_type = _("string"); psz_ket = ">";
1184 psz_type = psz_buffer;
1186 for( i = 0; p_item->ppsz_list[i]; i++ )
1188 if( i ) strcat( psz_type, "," );
1189 strcat( psz_type, p_item->ppsz_list[i] );
1194 case CONFIG_ITEM_INTEGER:
1195 psz_bra = " <"; psz_type = _("integer"); psz_ket = ">";
1197 case CONFIG_ITEM_FLOAT:
1198 psz_bra = " <"; psz_type = _("float"); psz_ket = ">";
1200 case CONFIG_ITEM_BOOL:
1201 psz_bra = ""; psz_type = ""; psz_ket = "";
1202 if( !b_help_module )
1204 psz_suf = p_item->i_value ? _(" (default enabled)") :
1205 _(" (default disabled)");
1215 /* Add short option if any */
1216 if( p_item->i_short )
1218 sprintf( psz_short, "-%c,", p_item->i_short );
1222 strcpy( psz_short, " " );
1225 i = PADDING_SPACES - strlen( p_item->psz_name )
1226 - strlen( psz_bra ) - strlen( psz_type )
1227 - strlen( psz_ket ) - 1;
1229 if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
1231 /* If option is of type --foo-bar, we print its counterpart
1232 * as --no-foo-bar, but if it is of type --foobar (without
1233 * dashes in the name) we print it as --nofoobar. Both
1234 * values are of course valid, only the display changes. */
1235 psz_prefix = strchr( p_item->psz_name, '-' ) ? ", --no-"
1237 i -= strlen( p_item->psz_name ) + strlen( psz_prefix );
1242 psz_spaces[0] = '\n';
1247 psz_spaces[i] = '\0';
1250 if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
1252 fprintf( stdout, psz_format, psz_short, p_item->psz_name,
1253 psz_prefix, p_item->psz_name, psz_bra, psz_type,
1254 psz_ket, psz_spaces );
1258 fprintf( stdout, psz_format, psz_short, p_item->psz_name,
1259 "", "", psz_bra, psz_type, psz_ket, psz_spaces );
1262 psz_spaces[i] = ' ';
1264 /* We wrap the rest of the output */
1265 sprintf( psz_buffer, "%s%s", p_item->psz_text, psz_suf );
1266 psz_text = psz_buffer;
1269 char *psz_parser, *psz_word;
1270 int i_end = strlen( psz_text );
1272 /* If the remaining text fits in a line, print it. */
1273 if( i_end <= i_width )
1275 fprintf( stdout, "%s\n", psz_text );
1279 /* Otherwise, eat as many words as possible */
1280 psz_parser = psz_text;
1283 psz_word = psz_parser;
1284 psz_parser = strchr( psz_word, ' ' );
1285 /* If no space was found, we reached the end of the text
1286 * block; otherwise, we skip the space we just found. */
1287 psz_parser = psz_parser ? psz_parser + 1
1290 } while( psz_parser - psz_text <= i_width );
1292 /* We cut a word in one of these cases:
1293 * - it's the only word in the line and it's too long.
1294 * - we used less than 80% of the width and the word we are
1295 * going to wrap is longer than 40% of the width, and even
1296 * if the word would have fit in the next line. */
1297 if( psz_word == psz_text
1298 || ( psz_word - psz_text < 80 * i_width / 100
1299 && psz_parser - psz_word > 40 * i_width / 100 ) )
1301 char c = psz_text[i_width];
1302 psz_text[i_width] = '\0';
1303 fprintf( stdout, "%s\n%s", psz_text, psz_spaces );
1304 psz_text += i_width;
1309 psz_word[-1] = '\0';
1310 fprintf( stdout, "%s\n%s", psz_text, psz_spaces );
1311 psz_text = psz_word;
1317 /* Release the module list */
1318 vlc_list_release( p_list );
1320 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1321 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1326 /*****************************************************************************
1327 * ListModules: list the available modules with their description
1328 *****************************************************************************
1329 * Print a list of all available modules (builtins and plugins) and a short
1330 * description for each one.
1331 *****************************************************************************/
1332 static void ListModules( vlc_t *p_this )
1336 char psz_spaces[22];
1339 memset( psz_spaces, ' ', 22 );
1346 fprintf( stdout, _("Usage: %s [options] [items]...\n\n"),
1347 p_this->p_vlc->psz_object_name );
1349 fprintf( stdout, _("[module] [description]\n") );
1351 /* List all modules */
1352 p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
1354 /* Enumerate each module */
1355 for( i_index = 0; i_index < p_list->i_count; i_index++ )
1359 p_parser = (module_t *)p_list->p_values[i_index].p_object ;
1361 /* Nasty hack, but right now I'm too tired to think about a nice
1363 i = 22 - strlen( p_parser->psz_object_name ) - 1;
1367 fprintf( stdout, " %s%s %s\n", p_parser->psz_object_name,
1368 psz_spaces, p_parser->psz_longname );
1370 psz_spaces[i] = ' ';
1373 vlc_list_release( p_list );
1375 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1376 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1381 /*****************************************************************************
1382 * Version: print complete program version
1383 *****************************************************************************
1384 * Print complete program version and build number.
1385 *****************************************************************************/
1386 static void Version( void )
1392 fprintf( stdout, VERSION_MESSAGE "\n" );
1394 _("This program comes with NO WARRANTY, to the extent permitted by "
1395 "law.\nYou may redistribute it under the terms of the GNU General "
1396 "Public License;\nsee the file named COPYING for details.\n"
1397 "Written by the VideoLAN team at Ecole Centrale, Paris.\n") );
1399 #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
1400 fprintf( stdout, _("\nPress the RETURN key to continue...\n") );
1405 /*****************************************************************************
1406 * ShowConsole: On Win32, create an output console for debug messages
1407 *****************************************************************************
1408 * This function is useful only on Win32.
1409 *****************************************************************************/
1411 static void ShowConsole( void )
1415 freopen( "CONOUT$", "w", stdout );
1416 freopen( "CONOUT$", "w", stderr );
1417 freopen( "CONIN$", "r", stdin );
1423 /*****************************************************************************
1424 * ConsoleWidth: Return the console width in characters
1425 *****************************************************************************
1426 * We use the stty shell command to get the console width; if this fails or
1427 * if the width is less than 80, we default to 80.
1428 *****************************************************************************/
1429 static int ConsoleWidth( void )
1434 char buf[20], *psz_parser;
1438 file = popen( "stty size 2>/dev/null", "r" );
1441 i_ret = fread( buf, 1, 20, file );
1445 psz_parser = strchr( buf, ' ' );
1448 i_ret = atoi( psz_parser + 1 );