/***************************************************************************** * libvlc.c: main libvlc source ***************************************************************************** * Copyright (C) 1998-2004 VideoLAN * $Id$ * * Authors: Vincent Seguin <seguin@via.ecp.fr> * Samuel Hocevar <sam@zoy.org> * Gildas Bazin <gbazin@videolan.org> * Derk-Jan Hartman <hartman at videolan dot org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. *****************************************************************************/ /***************************************************************************** * Pretend we are a builtin module *****************************************************************************/ #define MODULE_NAME main #define MODULE_PATH main #define __BUILTIN__ /***************************************************************************** * Preamble *****************************************************************************/ #include <vlc/vlc.h> #include <vlc/input.h> #include <errno.h> /* ENOMEM */ #include <stdio.h> /* sprintf() */ #include <string.h> /* strerror() */ #include <stdlib.h> /* free() */ #ifndef WIN32 # include <netinet/in.h> /* BSD: struct in_addr */ #endif #ifdef HAVE_UNISTD_H # include <unistd.h> #elif defined( WIN32 ) && !defined( UNDER_CE ) # include <io.h> #endif #ifdef WIN32 /* optind, getopt(), included in unistd.h */ # include "extras/getopt.h" #endif #ifdef HAVE_LOCALE_H # include <locale.h> #endif #ifdef HAVE_HAL # include <hal/libhal.h> #endif #include "vlc_cpu.h" /* CPU detection */ #include "os_specific.h" #include "vlc_error.h" #include "vlc_playlist.h" #include "vlc_interface.h" #include "audio_output.h" #include "vlc_video.h" #include "video_output.h" #include "stream_output.h" #include "libvlc.h" /***************************************************************************** * The evil global variable. We handle it with care, don't worry. *****************************************************************************/ static libvlc_t libvlc; static libvlc_t * p_libvlc; static vlc_t * p_static_vlc; /***************************************************************************** * Local prototypes *****************************************************************************/ static void SetLanguage ( char const * ); static int GetFilenames ( vlc_t *, int, char *[] ); static void Usage ( vlc_t *, char const *psz_module_name ); static void ListModules ( vlc_t * ); static void Version ( void ); #ifdef WIN32 static void ShowConsole ( void ); static void PauseConsole ( void ); #endif static int ConsoleWidth ( void ); static int VerboseCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * ); static void InitDeviceValues( vlc_t * ); /***************************************************************************** * vlc_current_object: return the current object. ***************************************************************************** * If i_object is non-zero, return the corresponding object. Otherwise, * return the statically allocated p_vlc object. *****************************************************************************/ vlc_t * vlc_current_object( int i_object ) { if( i_object ) { return vlc_object_get( p_libvlc, i_object ); } return p_static_vlc; } /***************************************************************************** * VLC_Version: return the libvlc version. ***************************************************************************** * This function returns full version string (numeric version and codename). *****************************************************************************/ char const * VLC_Version( void ) { return VERSION_MESSAGE; } /***************************************************************************** * VLC_Error: strerror() equivalent ***************************************************************************** * This function returns full version string (numeric version and codename). *****************************************************************************/ char const * VLC_Error( int i_err ) { return vlc_error( i_err ); } /***************************************************************************** * VLC_Create: allocate a vlc_t structure, and initialize libvlc if needed. ***************************************************************************** * This function allocates a vlc_t structure and returns a negative value * in case of failure. Also, the thread system is initialized. *****************************************************************************/ int VLC_Create( void ) { int i_ret; vlc_t * p_vlc = NULL; vlc_value_t lockval; /* &libvlc never changes, so we can safely call this multiple times. */ p_libvlc = &libvlc; /* vlc_threads_init *must* be the first internal call! No other call is * allowed before the thread system has been initialized. */ i_ret = vlc_threads_init( p_libvlc ); if( i_ret < 0 ) { return i_ret; } /* Now that the thread system is initialized, we don't have much, but * at least we have var_Create */ var_Create( p_libvlc, "libvlc", VLC_VAR_MUTEX ); var_Get( p_libvlc, "libvlc", &lockval ); vlc_mutex_lock( lockval.p_address ); if( !libvlc.b_ready ) { char *psz_env; /* Guess what CPU we have */ libvlc.i_cpu = CPUCapabilities(); /* Find verbosity from VLC_VERBOSE environment variable */ psz_env = getenv( "VLC_VERBOSE" ); libvlc.i_verbose = psz_env ? atoi( psz_env ) : -1; #if defined( HAVE_ISATTY ) && !defined( WIN32 ) libvlc.b_color = isatty( 2 ); /* 2 is for stderr */ #else libvlc.b_color = VLC_FALSE; #endif /* Initialize message queue */ msg_Create( p_libvlc ); /* Announce who we are */ msg_Dbg( p_libvlc, COPYRIGHT_MESSAGE ); msg_Dbg( p_libvlc, "libvlc was configured with %s", CONFIGURE_LINE ); /* The module bank will be initialized later */ libvlc.p_module_bank = NULL; libvlc.b_ready = VLC_TRUE; } vlc_mutex_unlock( lockval.p_address ); var_Destroy( p_libvlc, "libvlc" ); /* Allocate a vlc object */ p_vlc = vlc_object_create( p_libvlc, VLC_OBJECT_VLC ); if( p_vlc == NULL ) { return VLC_EGENERIC; } p_vlc->thread_id = 0; p_vlc->psz_object_name = "root"; /* Initialize mutexes */ vlc_mutex_init( p_vlc, &p_vlc->config_lock ); #ifdef SYS_DARWIN vlc_mutex_init( p_vlc, &p_vlc->quicktime_lock ); vlc_thread_set_priority( p_vlc, VLC_THREAD_PRIORITY_LOW ); #endif /* Store our newly allocated structure in the global list */ vlc_object_attach( p_vlc, p_libvlc ); /* Store data for the non-reentrant API */ p_static_vlc = p_vlc; return p_vlc->i_object_id; } /***************************************************************************** * VLC_Init: initialize a vlc_t structure. ***************************************************************************** * This function initializes a previously allocated vlc_t structure: * - CPU detection * - gettext initialization * - message queue, module bank and playlist initialization * - configuration and commandline parsing *****************************************************************************/ int VLC_Init( int i_object, int i_argc, char *ppsz_argv[] ) { char p_capabilities[200]; char * p_tmp; char * psz_modules; char * psz_parser; char * psz_control; char * psz_language; vlc_bool_t b_exit = VLC_FALSE; vlc_t * p_vlc = vlc_current_object( i_object ); module_t *p_help_module; playlist_t *p_playlist; if( !p_vlc ) { return VLC_ENOOBJ; } /* * System specific initialization code */ system_Init( p_vlc, &i_argc, ppsz_argv ); /* Get the executable name (similar to the basename command) */ if( i_argc > 0 ) { p_vlc->psz_object_name = p_tmp = ppsz_argv[ 0 ]; while( *p_tmp ) { if( *p_tmp == '/' ) p_vlc->psz_object_name = ++p_tmp; else ++p_tmp; } } else { p_vlc->psz_object_name = "vlc"; } /* * Support for gettext */ SetLanguage( "" ); /* Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */ msg_Dbg( p_vlc, "translation test: code is \"%s\"", _("C") ); /* Initialize the module bank and load the configuration of the * main module. We need to do this at this stage to be able to display * a short help if required by the user. (short help == main module * options) */ module_InitBank( p_vlc ); /* Hack: insert the help module here */ p_help_module = vlc_object_create( p_vlc, VLC_OBJECT_MODULE ); if( p_help_module == NULL ) { module_EndBank( p_vlc ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EGENERIC; } p_help_module->psz_object_name = "help"; p_help_module->psz_longname = N_("Help options"); config_Duplicate( p_help_module, p_help_config ); vlc_object_attach( p_help_module, libvlc.p_module_bank ); /* End hack */ if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ) ) { vlc_object_detach( p_help_module ); config_Free( p_help_module ); vlc_object_destroy( p_help_module ); module_EndBank( p_vlc ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EGENERIC; } /* Check for short help option */ if( config_GetInt( p_vlc, "help" ) ) { fprintf( stdout, _("Usage: %s [options] [items]...\n"), p_vlc->psz_object_name ); Usage( p_vlc, "main" ); Usage( p_vlc, "help" ); b_exit = VLC_TRUE; } /* Check for version option */ else if( config_GetInt( p_vlc, "version" ) ) { Version(); b_exit = VLC_TRUE; } /* Set the config file stuff */ p_vlc->psz_homedir = config_GetHomeDir(); p_vlc->psz_configfile = config_GetPsz( p_vlc, "config" ); /* Check for plugins cache options */ if( config_GetInt( p_vlc, "reset-plugins-cache" ) ) { libvlc.p_module_bank->b_cache_delete = VLC_TRUE; } /* Hack: remove the help module here */ vlc_object_detach( p_help_module ); /* End hack */ /* Will be re-done properly later on */ p_vlc->p_libvlc->i_verbose = config_GetInt( p_vlc, "verbose" ); /* Check for daemon mode */ #ifndef WIN32 if( config_GetInt( p_vlc, "daemon" ) ) { #if HAVE_DAEMON if( daemon( 0, 0) != 0 ) { msg_Err( p_vlc, "Unable to fork vlc to daemon mode" ); b_exit = VLC_TRUE; } p_vlc->p_libvlc->b_daemon = VLC_TRUE; #else pid_t i_pid; if( ( i_pid = fork() ) < 0 ) { msg_Err( p_vlc, "Unable to fork vlc to daemon mode" ); b_exit = VLC_TRUE; } else if( i_pid ) { /* This is the parent, exit right now */ msg_Dbg( p_vlc, "closing parent process" ); b_exit = VLC_TRUE; } else { /* We are the child */ msg_Dbg( p_vlc, "daemon spawned" ); close( STDIN_FILENO ); close( STDOUT_FILENO ); close( STDERR_FILENO ); p_vlc->p_libvlc->b_daemon = VLC_TRUE; } #endif } #endif if( b_exit ) { config_Free( p_help_module ); vlc_object_destroy( p_help_module ); module_EndBank( p_vlc ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EEXIT; } /* Check for translation config option */ #if defined( ENABLE_NLS ) \ && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) ) /* This ain't really nice to have to reload the config here but it seems * the only way to do it. */ config_LoadConfigFile( p_vlc, "main" ); config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ); /* Check if the user specified a custom language */ psz_language = config_GetPsz( p_vlc, "language" ); if( psz_language && *psz_language && strcmp( psz_language, "auto" ) ) { vlc_bool_t b_cache_delete = libvlc.p_module_bank->b_cache_delete; /* Reset the default domain */ SetLanguage( psz_language ); /* Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */ msg_Dbg( p_vlc, "translation test: code is \"%s\"", _("C") ); textdomain( PACKAGE_NAME ); #if defined( ENABLE_UTF8 ) bind_textdomain_codeset( PACKAGE_NAME, "UTF-8" ); #endif module_EndBank( p_vlc ); module_InitBank( p_vlc ); config_LoadConfigFile( p_vlc, "main" ); config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ); libvlc.p_module_bank->b_cache_delete = b_cache_delete; } if( psz_language ) free( psz_language ); #endif /* * Load the builtins and plugins into the module_bank. * We have to do it before config_Load*() because this also gets the * list of configuration options exported by each module and loads their * default values. */ module_LoadBuiltins( p_vlc ); module_LoadPlugins( p_vlc ); if( p_vlc->b_die ) { b_exit = VLC_TRUE; } msg_Dbg( p_vlc, "module bank initialized, found %i modules", libvlc.p_module_bank->i_children ); /* Hack: insert the help module here */ vlc_object_attach( p_help_module, libvlc.p_module_bank ); /* End hack */ /* Check for help on modules */ if( (p_tmp = config_GetPsz( p_vlc, "module" )) ) { Usage( p_vlc, p_tmp ); free( p_tmp ); b_exit = VLC_TRUE; } /* Check for long help option */ else if( config_GetInt( p_vlc, "longhelp" ) ) { Usage( p_vlc, NULL ); b_exit = VLC_TRUE; } /* Check for module list option */ else if( config_GetInt( p_vlc, "list" ) ) { ListModules( p_vlc ); b_exit = VLC_TRUE; } /* Check for config file options */ if( config_GetInt( p_vlc, "reset-config" ) ) { vlc_object_detach( p_help_module ); config_ResetAll( p_vlc ); config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ); config_SaveConfigFile( p_vlc, NULL ); vlc_object_attach( p_help_module, libvlc.p_module_bank ); } if( config_GetInt( p_vlc, "save-config" ) ) { vlc_object_detach( p_help_module ); config_LoadConfigFile( p_vlc, NULL ); config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_TRUE ); config_SaveConfigFile( p_vlc, NULL ); vlc_object_attach( p_help_module, libvlc.p_module_bank ); } /* Hack: remove the help module here */ vlc_object_detach( p_help_module ); /* End hack */ if( b_exit ) { config_Free( p_help_module ); vlc_object_destroy( p_help_module ); module_EndBank( p_vlc ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EEXIT; } /* * Init device values */ InitDeviceValues( p_vlc ); /* * Override default configuration with config file settings */ config_LoadConfigFile( p_vlc, NULL ); /* Hack: insert the help module here */ vlc_object_attach( p_help_module, libvlc.p_module_bank ); /* End hack */ /* * Override configuration with command line settings */ if( config_LoadCmdLine( p_vlc, &i_argc, ppsz_argv, VLC_FALSE ) ) { #ifdef WIN32 ShowConsole(); /* Pause the console because it's destroyed when we exit */ fprintf( stderr, "The command line options couldn't be loaded, check " "that they are valid.\n" ); PauseConsole(); #endif vlc_object_detach( p_help_module ); config_Free( p_help_module ); vlc_object_destroy( p_help_module ); module_EndBank( p_vlc ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EGENERIC; } /* Hack: remove the help module here */ vlc_object_detach( p_help_module ); config_Free( p_help_module ); vlc_object_destroy( p_help_module ); /* End hack */ /* * System specific configuration */ system_Configure( p_vlc, &i_argc, ppsz_argv ); /* * Message queue options */ var_Create( p_vlc, "verbose", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT ); if( config_GetInt( p_vlc, "quiet" ) ) { vlc_value_t val; val.i_int = -1; var_Set( p_vlc, "verbose", val ); } var_AddCallback( p_vlc, "verbose", VerboseCallback, NULL ); var_Change( p_vlc, "verbose", VLC_VAR_TRIGGER_CALLBACKS, NULL, NULL ); libvlc.b_color = libvlc.b_color && config_GetInt( p_vlc, "color" ); /* * Output messages that may still be in the queue */ msg_Flush( p_vlc ); /* p_vlc initialization. FIXME ? */ #if defined( __i386__ ) if( !config_GetInt( p_vlc, "mmx" ) ) libvlc.i_cpu &= ~CPU_CAPABILITY_MMX; if( !config_GetInt( p_vlc, "3dn" ) ) libvlc.i_cpu &= ~CPU_CAPABILITY_3DNOW; if( !config_GetInt( p_vlc, "mmxext" ) ) libvlc.i_cpu &= ~CPU_CAPABILITY_MMXEXT; if( !config_GetInt( p_vlc, "sse" ) ) libvlc.i_cpu &= ~CPU_CAPABILITY_SSE; if( !config_GetInt( p_vlc, "sse2" ) ) libvlc.i_cpu &= ~CPU_CAPABILITY_SSE2; #endif #if defined( __powerpc__ ) || defined( SYS_DARWIN ) if( !config_GetInt( p_vlc, "altivec" ) ) libvlc.i_cpu &= ~CPU_CAPABILITY_ALTIVEC; #endif #define PRINT_CAPABILITY( capability, string ) \ if( libvlc.i_cpu & capability ) \ { \ strncat( p_capabilities, string " ", \ sizeof(p_capabilities) - strlen(p_capabilities) ); \ p_capabilities[sizeof(p_capabilities) - 1] = '\0'; \ } p_capabilities[0] = '\0'; PRINT_CAPABILITY( CPU_CAPABILITY_486, "486" ); PRINT_CAPABILITY( CPU_CAPABILITY_586, "586" ); PRINT_CAPABILITY( CPU_CAPABILITY_PPRO, "Pentium Pro" ); PRINT_CAPABILITY( CPU_CAPABILITY_MMX, "MMX" ); PRINT_CAPABILITY( CPU_CAPABILITY_3DNOW, "3DNow!" ); PRINT_CAPABILITY( CPU_CAPABILITY_MMXEXT, "MMXEXT" ); PRINT_CAPABILITY( CPU_CAPABILITY_SSE, "SSE" ); PRINT_CAPABILITY( CPU_CAPABILITY_SSE2, "SSE2" ); PRINT_CAPABILITY( CPU_CAPABILITY_ALTIVEC, "AltiVec" ); PRINT_CAPABILITY( CPU_CAPABILITY_FPU, "FPU" ); msg_Dbg( p_vlc, "CPU has capabilities %s", p_capabilities ); /* * Choose the best memcpy module */ p_vlc->p_memcpy_module = module_Need( p_vlc, "memcpy", "$memcpy", 0 ); if( p_vlc->pf_memcpy == NULL ) { p_vlc->pf_memcpy = memcpy; } if( p_vlc->pf_memset == NULL ) { p_vlc->pf_memset = memset; } /* * Initialize hotkey handling */ var_Create( p_vlc, "key-pressed", VLC_VAR_INTEGER ); p_vlc->p_hotkeys = malloc( sizeof(p_hotkeys) ); /* Do a copy (we don't need to modify the strings) */ memcpy( p_vlc->p_hotkeys, p_hotkeys, sizeof(p_hotkeys) ); /* * Initialize playlist and get commandline files */ p_playlist = playlist_Create( p_vlc ); if( !p_playlist ) { msg_Err( p_vlc, "playlist initialization failed" ); if( p_vlc->p_memcpy_module != NULL ) { module_Unneed( p_vlc, p_vlc->p_memcpy_module ); } module_EndBank( p_vlc ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EGENERIC; } /* Add service discovery modules */ playlist_AddSDModules( p_playlist, config_GetPsz( p_playlist, "services-discovery" ) ); /* * Load background interfaces */ psz_modules = config_GetPsz( p_vlc, "extraintf" ); psz_control = config_GetPsz( p_vlc, "control" ); if( psz_modules && *psz_modules && psz_control && *psz_control ) { psz_modules = (char *)realloc( psz_modules, strlen( psz_modules ) + strlen( psz_control ) + 1 ); sprintf( psz_modules, "%s,%s", psz_modules, psz_control ); } else if( psz_control && *psz_control ) { if( psz_modules ) free( psz_modules ); psz_modules = strdup( psz_control ); } psz_parser = psz_modules; while ( psz_parser && *psz_parser ) { char *psz_module, *psz_temp; psz_module = psz_parser; psz_parser = strchr( psz_module, ',' ); if ( psz_parser ) { *psz_parser = '\0'; psz_parser++; } psz_temp = (char *)malloc( strlen(psz_module) + sizeof(",none") ); if( psz_temp ) { sprintf( psz_temp, "%s,none", psz_module ); VLC_AddIntf( 0, psz_temp, VLC_FALSE, VLC_FALSE ); free( psz_temp ); } } if ( psz_modules ) { free( psz_modules ); } /* * Allways load the hotkeys interface if it exists */ VLC_AddIntf( 0, "hotkeys,none", VLC_FALSE, VLC_FALSE ); /* * FIXME: kludge to use a p_vlc-local variable for the Mozilla plugin */ var_Create( p_vlc, "drawable", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawableredraw", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawablet", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawablel", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawableb", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawabler", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawablex", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawabley", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawablew", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawableh", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawableportx", VLC_VAR_INTEGER ); var_Create( p_vlc, "drawableporty", VLC_VAR_INTEGER ); /* * Get input filenames given as commandline arguments */ GetFilenames( p_vlc, i_argc, ppsz_argv ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_AddIntf: add an interface ***************************************************************************** * This function opens an interface plugin and runs it. If b_block is set * to 0, VLC_AddIntf will return immediately and let the interface run in a * separate thread. If b_block is set to 1, VLC_AddIntf will continue until * user requests to quit. If b_play is set to 1, VLC_AddIntf will start playing * the playlist when it is completely initialised. *****************************************************************************/ int VLC_AddIntf( int i_object, char const *psz_module, vlc_bool_t b_block, vlc_bool_t b_play ) { int i_err; intf_thread_t *p_intf; vlc_t *p_vlc = vlc_current_object( i_object ); if( !p_vlc ) { return VLC_ENOOBJ; } #ifndef WIN32 if( p_vlc->p_libvlc->b_daemon && b_block && !psz_module ) { /* Daemon mode hack. * We prefer the dummy interface if none is specified. */ char *psz_interface = config_GetPsz( p_vlc, "intf" ); if( !psz_interface || !*psz_interface ) psz_module = "dummy"; if( psz_interface ) free( psz_interface ); } #endif /* Try to create the interface */ p_intf = intf_Create( p_vlc, psz_module ? psz_module : "$intf" ); if( p_intf == NULL ) { msg_Err( p_vlc, "interface \"%s\" initialization failed", psz_module ); if( i_object ) vlc_object_release( p_vlc ); return VLC_EGENERIC; } /* Interface doesn't handle play on start so do it ourselves */ if( !p_intf->b_play && b_play ) VLC_Play( i_object ); /* Try to run the interface */ p_intf->b_play = b_play; p_intf->b_block = b_block; i_err = intf_RunThread( p_intf ); if( i_err ) { vlc_object_detach( p_intf ); intf_Destroy( p_intf ); if( i_object ) vlc_object_release( p_vlc ); return i_err; } if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_Die: ask vlc to die. ***************************************************************************** * This function sets p_vlc->b_die to VLC_TRUE, but does not do any other * task. It is your duty to call VLC_CleanUp and VLC_Destroy afterwards. *****************************************************************************/ int VLC_Die( int i_object ) { vlc_t *p_vlc = vlc_current_object( i_object ); if( !p_vlc ) { return VLC_ENOOBJ; } p_vlc->b_die = VLC_TRUE; if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_CleanUp: CleanUp all the intf, playlist, vout, aout *****************************************************************************/ int VLC_CleanUp( int i_object ) { intf_thread_t * p_intf; playlist_t * p_playlist; vout_thread_t * p_vout; aout_instance_t * p_aout; announce_handler_t * p_announce; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } /* * Ask the interfaces to stop and destroy them */ msg_Dbg( p_vlc, "removing all interfaces" ); while( (p_intf = vlc_object_find( p_vlc, VLC_OBJECT_INTF, FIND_CHILD )) ) { intf_StopThread( p_intf ); vlc_object_detach( p_intf ); vlc_object_release( p_intf ); intf_Destroy( p_intf ); } /* * Free playlists */ msg_Dbg( p_vlc, "removing all playlists" ); while( (p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD )) ) { vlc_object_detach( p_playlist ); vlc_object_release( p_playlist ); playlist_Destroy( p_playlist ); } /* * Free video outputs */ msg_Dbg( p_vlc, "removing all video outputs" ); while( (p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD )) ) { vlc_object_detach( p_vout ); vlc_object_release( p_vout ); vout_Destroy( p_vout ); } /* * Free audio outputs */ msg_Dbg( p_vlc, "removing all audio outputs" ); while( (p_aout = vlc_object_find( p_vlc, VLC_OBJECT_AOUT, FIND_CHILD )) ) { vlc_object_detach( (vlc_object_t *)p_aout ); vlc_object_release( (vlc_object_t *)p_aout ); aout_Delete( p_aout ); } /* * Free announce handler(s?) */ msg_Dbg( p_vlc, "removing announce handler" ); while( (p_announce = vlc_object_find( p_vlc, VLC_OBJECT_ANNOUNCE, FIND_CHILD ) ) ) { vlc_object_detach( p_announce ); vlc_object_release( p_announce ); announce_HandlerDestroy( p_announce ); } if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_Destroy: Destroy everything. ***************************************************************************** * This function requests the running threads to finish, waits for their * termination, and destroys their structure. *****************************************************************************/ int VLC_Destroy( int i_object ) { vlc_t *p_vlc = vlc_current_object( i_object ); if( !p_vlc ) { return VLC_ENOOBJ; } /* * Free allocated memory */ if( p_vlc->p_memcpy_module ) { module_Unneed( p_vlc, p_vlc->p_memcpy_module ); p_vlc->p_memcpy_module = NULL; } /* * Free module bank ! */ module_EndBank( p_vlc ); if( p_vlc->psz_homedir ) { free( p_vlc->psz_homedir ); p_vlc->psz_homedir = NULL; } if( p_vlc->psz_configfile ) { free( p_vlc->psz_configfile ); p_vlc->psz_configfile = NULL; } if( p_vlc->p_hotkeys ) { free( p_vlc->p_hotkeys ); p_vlc->p_hotkeys = NULL; } /* * System specific cleaning code */ system_End( p_vlc ); /* Destroy mutexes */ vlc_mutex_destroy( &p_vlc->config_lock ); vlc_object_detach( p_vlc ); /* Release object before destroying it */ if( i_object ) vlc_object_release( p_vlc ); vlc_object_destroy( p_vlc ); /* Stop thread system: last one out please shut the door! */ vlc_threads_end( p_libvlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_VariableSet: set a vlc variable *****************************************************************************/ int VLC_VariableSet( int i_object, char const *psz_var, vlc_value_t value ) { vlc_t *p_vlc = vlc_current_object( i_object ); int i_ret; if( !p_vlc ) { return VLC_ENOOBJ; } /* FIXME: Temporary hack for Mozilla, if variable starts with conf:: then * we handle it as a configuration variable. Don't tell Gildas :) -- sam */ if( !strncmp( psz_var, "conf::", 6 ) ) { module_config_t *p_item; char const *psz_newvar = psz_var + 6; p_item = config_FindConfig( VLC_OBJECT(p_vlc), psz_newvar ); if( p_item ) { switch( p_item->i_type ) { case CONFIG_ITEM_BOOL: config_PutInt( p_vlc, psz_newvar, value.b_bool ); break; case CONFIG_ITEM_INTEGER: config_PutInt( p_vlc, psz_newvar, value.i_int ); break; case CONFIG_ITEM_FLOAT: config_PutFloat( p_vlc, psz_newvar, value.f_float ); break; default: config_PutPsz( p_vlc, psz_newvar, value.psz_string ); break; } if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } } i_ret = var_Set( p_vlc, psz_var, value ); if( i_object ) vlc_object_release( p_vlc ); return i_ret; } /***************************************************************************** * VLC_VariableGet: get a vlc variable *****************************************************************************/ int VLC_VariableGet( int i_object, char const *psz_var, vlc_value_t *p_value ) { vlc_t *p_vlc = vlc_current_object( i_object ); int i_ret; if( !p_vlc ) { return VLC_ENOOBJ; } i_ret = var_Get( p_vlc , psz_var, p_value ); if( i_object ) vlc_object_release( p_vlc ); return i_ret; } /***************************************************************************** * VLC_AddTarget: adds a target for playing. ***************************************************************************** * This function adds psz_target to the current playlist. If a playlist does * not exist, it will create one. *****************************************************************************/ int VLC_AddTarget( int i_object, char const *psz_target, char const **ppsz_options, int i_options, int i_mode, int i_pos ) { int i_err; playlist_t *p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE ); if( p_playlist == NULL ) { msg_Dbg( p_vlc, "no playlist present, creating one" ); p_playlist = playlist_Create( p_vlc ); if( p_playlist == NULL ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_EGENERIC; } vlc_object_yield( p_playlist ); } i_err = playlist_AddExt( p_playlist, psz_target, psz_target, i_mode, i_pos, -1, ppsz_options, i_options); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return i_err; } /***************************************************************************** * VLC_Play: play *****************************************************************************/ int VLC_Play( int i_object ) { playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } playlist_Play( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_Pause: toggle pause *****************************************************************************/ int VLC_Pause( int i_object ) { playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } playlist_Pause( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_Pause: toggle pause *****************************************************************************/ int VLC_Stop( int i_object ) { playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } playlist_Stop( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_IsPlaying: Query for Playlist Status *****************************************************************************/ vlc_bool_t VLC_IsPlaying( int i_object ) { playlist_t * p_playlist; vlc_bool_t b_playing; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } b_playing = playlist_IsPlaying( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return b_playing; } /** * Get the current position in a input * * Return the current position as a float * \note For some inputs, this will be unknown. * * \param i_object a vlc object id * \return a float in the range of 0.0 - 1.0 */ float VLC_PositionGet( int i_object ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } var_Get( p_input, "position", &val ); vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return val.f_float; } /** * Set the current position in a input * * Set the current position in a input and then return * the current position as a float. * \note For some inputs, this will be unknown. * * \param i_object a vlc object id * \param i_position a float in the range of 0.0 - 1.0 * \return a float in the range of 0.0 - 1.0 */ float VLC_PositionSet( int i_object, float i_position ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } val.f_float = i_position; var_Set( p_input, "position", val ); var_Get( p_input, "position", &val ); vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return val.f_float; } /** * Get the current position in a input * * Return the current position in seconds from the start. * \note For some inputs, this will be unknown. * * \param i_object a vlc object id * \return the offset from 0:00 in seconds */ int VLC_TimeGet( int i_object ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } var_Get( p_input, "time", &val ); vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return val.i_time / 1000000; } /** * Seek to a position in the current input * * Seek i_seconds in the current input. If b_relative is set, * then the seek will be relative to the current position, otherwise * it will seek to i_seconds from the beginning of the input. * \note For some inputs, this will be unknown. * * \param i_object a vlc object id * \param i_seconds seconds from current position or from beginning of input * \param b_relative seek relative from current position * \return VLC_SUCCESS on success */ int VLC_TimeSet( int i_object, int i_seconds, vlc_bool_t b_relative ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } if( b_relative ) { val.i_time = i_seconds * 1000000; var_Set( p_input, "time-offset", val ); } else { val.i_time = i_seconds * 1000000; var_Set( p_input, "time", val ); } vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /** * Get the total length of a input * * Return the total length in seconds from the current input. * \note For some inputs, this will be unknown. * * \param i_object a vlc object id * \return the length in seconds */ int VLC_LengthGet( int i_object ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } var_Get( p_input, "length", &val ); vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return val.i_time / 1000000; } /** * Play the input faster than realtime * * 2x, 4x, 8x faster than realtime * \note For some inputs, this will be impossible. * * \param i_object a vlc object id * \return the current speedrate */ float VLC_SpeedFaster( int i_object ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } val.b_bool = VLC_TRUE; var_Set( p_input, "rate-faster", val ); var_Get( p_input, "rate", &val ); vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return val.f_float / INPUT_RATE_DEFAULT; } /** * Play the input slower than realtime * * 1/2x, 1/4x, 1/8x slower than realtime * \note For some inputs, this will be impossible. * * \param i_object a vlc object id * \return the current speedrate */ float VLC_SpeedSlower( int i_object ) { input_thread_t *p_input; vlc_value_t val; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_input = vlc_object_find( p_vlc, VLC_OBJECT_INPUT, FIND_CHILD ); if( !p_input ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } val.b_bool = VLC_TRUE; var_Set( p_input, "rate-slower", val ); var_Get( p_input, "rate", &val ); vlc_object_release( p_input ); if( i_object ) vlc_object_release( p_vlc ); return val.f_float / INPUT_RATE_DEFAULT; } /** * Return the current playlist item * * Returns the index of the playlistitem that is currently selected for play. * This is valid even if nothing is currently playing. * * \param i_object a vlc object id * \return the current index */ int VLC_PlaylistIndex( int i_object ) { int i_index; playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } i_index = p_playlist->i_index; vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return i_index; } /** * Total amount of items in the playlist * * \param i_object a vlc object id * \return amount of playlist items */ int VLC_PlaylistNumberOfItems( int i_object ) { int i_size; playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } i_size = p_playlist->i_size; vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return i_size; } /** * Next playlist item * * Skip to the next playlistitem and play it. * * \param i_object a vlc object id * \return VLC_SUCCESS on success */ int VLC_PlaylistNext( int i_object ) { playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } playlist_Next( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /** * Previous playlist item * * Skip to the previous playlistitem and play it. * * \param i_object a vlc object id * \return VLC_SUCCESS on success */ int VLC_PlaylistPrev( int i_object ) { playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } playlist_Prev( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_PlaylistClear: Empty the playlist *****************************************************************************/ int VLC_PlaylistClear( int i_object ) { int i_err; playlist_t * p_playlist; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_CHILD ); if( !p_playlist ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } i_err = playlist_Clear( p_playlist ); vlc_object_release( p_playlist ); if( i_object ) vlc_object_release( p_vlc ); return i_err; } /** * Change the volume * * \param i_object a vlc object id * \param i_volume something in a range from 0-200 * \return the new volume (range 0-200 %) */ int VLC_VolumeSet( int i_object, int i_volume ) { audio_volume_t i_vol = 0; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } if( i_volume >= 0 && i_volume <= 200 ) { i_vol = i_volume * AOUT_VOLUME_MAX / 200; aout_VolumeSet( p_vlc, i_vol ); } if( i_object ) vlc_object_release( p_vlc ); return i_vol * 200 / AOUT_VOLUME_MAX; } /** * Get the current volume * * Retrieve the current volume. * * \param i_object a vlc object id * \return the current volume (range 0-200 %) */ int VLC_VolumeGet( int i_object ) { audio_volume_t i_volume; vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } aout_VolumeGet( p_vlc, &i_volume ); if( i_object ) vlc_object_release( p_vlc ); return i_volume*200/AOUT_VOLUME_MAX; } /** * Mute/Unmute the volume * * \param i_object a vlc object id * \return VLC_SUCCESS on success */ int VLC_VolumeMute( int i_object ) { vlc_t *p_vlc = vlc_current_object( i_object ); /* Check that the handle is valid */ if( !p_vlc ) { return VLC_ENOOBJ; } aout_VolumeMute( p_vlc, NULL ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /***************************************************************************** * VLC_FullScreen: toggle fullscreen mode *****************************************************************************/ int VLC_FullScreen( int i_object ) { vout_thread_t *p_vout; vlc_t *p_vlc = vlc_current_object( i_object ); if( !p_vlc ) { return VLC_ENOOBJ; } p_vout = vlc_object_find( p_vlc, VLC_OBJECT_VOUT, FIND_CHILD ); if( !p_vout ) { if( i_object ) vlc_object_release( p_vlc ); return VLC_ENOOBJ; } p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE; vlc_object_release( p_vout ); if( i_object ) vlc_object_release( p_vlc ); return VLC_SUCCESS; } /* following functions are local */ /***************************************************************************** * SetLanguage: set the interface language. ***************************************************************************** * We set the LC_MESSAGES locale category for interface messages and buttons, * as well as the LC_CTYPE category for string sorting and possible wide * character support. *****************************************************************************/ static void SetLanguage ( char const *psz_lang ) { #if defined( ENABLE_NLS ) \ && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) ) char * psz_path; #if defined( SYS_DARWIN ) || defined ( WIN32 ) || defined( SYS_BEOS ) char psz_tmp[1024]; #endif if( psz_lang && !*psz_lang ) { # if defined( HAVE_LC_MESSAGES ) setlocale( LC_MESSAGES, psz_lang ); # endif setlocale( LC_CTYPE, psz_lang ); } else if( psz_lang ) { #ifdef SYS_DARWIN /* I need that under Darwin, please check it doesn't disturb * other platforms. --Meuuh */ setenv( "LANG", psz_lang, 1 ); #elif defined( SYS_BEOS ) || defined( WIN32 ) /* We set LC_ALL manually because it is the only way to set * the language at runtime under eg. Windows. Beware that this * makes the environment unconsistent when libvlc is unloaded and * should probably be moved to a safer place like vlc.c. */ static char psz_lcall[20]; snprintf( psz_lcall, 19, "LC_ALL=%s", psz_lang ); psz_lcall[19] = '\0'; putenv( psz_lcall ); #endif setlocale( LC_ALL, psz_lang ); } /* Specify where to find the locales for current domain */ #if !defined( SYS_DARWIN ) && !defined( WIN32 ) && !defined( SYS_BEOS ) psz_path = LOCALEDIR; #else snprintf( psz_tmp, sizeof(psz_tmp), "%s/%s", libvlc.psz_vlcpath, "locale" ); psz_path = psz_tmp; #endif if( !bindtextdomain( PACKAGE_NAME, psz_path ) ) { fprintf( stderr, "warning: no domain %s in directory %s\n", PACKAGE_NAME, psz_path ); } /* Set the default domain */ textdomain( PACKAGE_NAME ); #if defined( ENABLE_UTF8 ) bind_textdomain_codeset( PACKAGE_NAME, "UTF-8" ); #endif #endif } /***************************************************************************** * GetFilenames: parse command line options which are not flags ***************************************************************************** * Parse command line for input files as well as their associated options. * An option always follows its associated input and begins with a ":". *****************************************************************************/ static int GetFilenames( vlc_t *p_vlc, int i_argc, char *ppsz_argv[] ) { int i_opt, i_options; /* We assume that the remaining parameters are filenames * and their input options */ for( i_opt = i_argc - 1; i_opt >= optind; i_opt-- ) { i_options = 0; /* Count the input options */ while( *ppsz_argv[ i_opt ] == ':' && i_opt > optind ) { i_options++; i_opt--; } /* TODO: write an internal function of this one, to avoid * unnecessary lookups. */ VLC_AddTarget( p_vlc->i_object_id, ppsz_argv[ i_opt ], (char const **)( i_options ? &ppsz_argv[i_opt + 1] : NULL ), i_options, PLAYLIST_INSERT, 0 ); } return VLC_SUCCESS; } /***************************************************************************** * Usage: print program usage ***************************************************************************** * Print a short inline help. Message interface is initialized at this stage. *****************************************************************************/ static void Usage( vlc_t *p_this, char const *psz_module_name ) { #define FORMAT_STRING " %s --%s%s%s%s%s%s%s " /* short option ------' | | | | | | | * option name ------------' | | | | | | * <bra -------------------------' | | | | | * option type or "" --------------' | | | | * ket> -----------------------------' | | | * padding spaces ---------------------' | | * comment -------------------------------' | * comment suffix --------------------------' * * The purpose of having bra and ket is that we might i18n them as well. */ #define LINE_START 8 #define PADDING_SPACES 25 vlc_list_t *p_list; module_t *p_parser; module_config_t *p_item; char psz_spaces[PADDING_SPACES+LINE_START+1]; char psz_format[sizeof(FORMAT_STRING)]; char psz_buffer[1000]; char psz_short[4]; int i_index; int i_width = ConsoleWidth() - (PADDING_SPACES+LINE_START+1); vlc_bool_t b_advanced = config_GetInt( p_this, "advanced" ); memset( psz_spaces, ' ', PADDING_SPACES+LINE_START ); psz_spaces[PADDING_SPACES+LINE_START] = '\0'; strcpy( psz_format, FORMAT_STRING ); #ifdef WIN32 ShowConsole(); #endif /* List all modules */ p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE ); /* Enumerate the config for each module */ for( i_index = 0; i_index < p_list->i_count; i_index++ ) { vlc_bool_t b_help_module; p_parser = (module_t *)p_list->p_values[i_index].p_object ; if( psz_module_name && strcmp( psz_module_name, p_parser->psz_object_name ) ) { continue; } /* Ignore modules without config options */ if( !p_parser->i_config_items ) { continue; } /* Ignore modules with only advanced config options if requested */ if( !b_advanced ) { for( p_item = p_parser->p_config; p_item->i_type != CONFIG_HINT_END; p_item++ ) { if( (p_item->i_type & CONFIG_ITEM) && !p_item->b_advanced ) break; } if( p_item->i_type == CONFIG_HINT_END ) continue; } /* Print name of module */ if( strcmp( "main", p_parser->psz_object_name ) ) fprintf( stdout, "\n %s\n", p_parser->psz_longname ); b_help_module = !strcmp( "help", p_parser->psz_object_name ); /* Print module options */ for( p_item = p_parser->p_config; p_item->i_type != CONFIG_HINT_END; p_item++ ) { char *psz_text; char *psz_bra = NULL, *psz_type = NULL, *psz_ket = NULL; char *psz_suf = "", *psz_prefix = NULL; int i; /* Skip advanced options if requested */ if( p_item->b_advanced && !b_advanced ) { continue; } switch( p_item->i_type ) { case CONFIG_HINT_CATEGORY: case CONFIG_HINT_USAGE: if( !strcmp( "main", p_parser->psz_object_name ) ) fprintf( stdout, "\n %s\n", p_item->psz_text ); break; case CONFIG_ITEM_STRING: case CONFIG_ITEM_FILE: case CONFIG_ITEM_DIRECTORY: case CONFIG_ITEM_MODULE: /* We could also have "=<" here */ case CONFIG_ITEM_MODULE_CAT: case CONFIG_ITEM_MODULE_LIST: case CONFIG_ITEM_MODULE_LIST_CAT: psz_bra = " <"; psz_type = _("string"); psz_ket = ">"; if( p_item->ppsz_list ) { psz_bra = " {"; psz_type = psz_buffer; psz_type[0] = '\0'; for( i = 0; p_item->ppsz_list[i]; i++ ) { if( i ) strcat( psz_type, "," ); strcat( psz_type, p_item->ppsz_list[i] ); } psz_ket = "}"; } break; case CONFIG_ITEM_INTEGER: case CONFIG_ITEM_KEY: /* FIXME: do something a bit more clever */ psz_bra = " <"; psz_type = _("integer"); psz_ket = ">"; if( p_item->i_list ) { psz_bra = " {"; psz_type = psz_buffer; psz_type[0] = '\0'; for( i = 0; p_item->ppsz_list_text[i]; i++ ) { if( i ) strcat( psz_type, ", " ); sprintf( psz_type + strlen(psz_type), "%i (%s)", p_item->pi_list[i], p_item->ppsz_list_text[i] ); } psz_ket = "}"; } break; case CONFIG_ITEM_FLOAT: psz_bra = " <"; psz_type = _("float"); psz_ket = ">"; break; case CONFIG_ITEM_BOOL: psz_bra = ""; psz_type = ""; psz_ket = ""; if( !b_help_module ) { psz_suf = p_item->i_value ? _(" (default enabled)") : _(" (default disabled)"); } break; } if( !psz_type ) { continue; } /* Add short option if any */ if( p_item->i_short ) { sprintf( psz_short, "-%c,", p_item->i_short ); } else { strcpy( psz_short, " " ); } i = PADDING_SPACES - strlen( p_item->psz_name ) - strlen( psz_bra ) - strlen( psz_type ) - strlen( psz_ket ) - 1; if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module ) { /* If option is of type --foo-bar, we print its counterpart * as --no-foo-bar, but if it is of type --foobar (without * dashes in the name) we print it as --nofoobar. Both * values are of course valid, only the display changes. */ psz_prefix = strchr( p_item->psz_name, '-' ) ? ", --no-" : ", --no"; i -= strlen( p_item->psz_name ) + strlen( psz_prefix ); } if( i < 0 ) { psz_spaces[0] = '\n'; i = 0; } else { psz_spaces[i] = '\0'; } if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module ) { fprintf( stdout, psz_format, psz_short, p_item->psz_name, psz_prefix, p_item->psz_name, psz_bra, psz_type, psz_ket, psz_spaces ); } else { fprintf( stdout, psz_format, psz_short, p_item->psz_name, "", "", psz_bra, psz_type, psz_ket, psz_spaces ); } psz_spaces[i] = ' '; /* We wrap the rest of the output */ sprintf( psz_buffer, "%s%s", p_item->psz_text, psz_suf ); psz_text = psz_buffer; while( *psz_text ) { char *psz_parser, *psz_word; int i_end = strlen( psz_text ); /* If the remaining text fits in a line, print it. */ if( i_end <= i_width ) { fprintf( stdout, "%s\n", psz_text ); break; } /* Otherwise, eat as many words as possible */ psz_parser = psz_text; do { psz_word = psz_parser; psz_parser = strchr( psz_word, ' ' ); /* If no space was found, we reached the end of the text * block; otherwise, we skip the space we just found. */ psz_parser = psz_parser ? psz_parser + 1 : psz_text + i_end; } while( psz_parser - psz_text <= i_width ); /* We cut a word in one of these cases: * - it's the only word in the line and it's too long. * - we used less than 80% of the width and the word we are * going to wrap is longer than 40% of the width, and even * if the word would have fit in the next line. */ if( psz_word == psz_text || ( psz_word - psz_text < 80 * i_width / 100 && psz_parser - psz_word > 40 * i_width / 100 ) ) { char c = psz_text[i_width]; psz_text[i_width] = '\0'; fprintf( stdout, "%s\n%s", psz_text, psz_spaces ); psz_text += i_width; psz_text[0] = c; } else { psz_word[-1] = '\0'; fprintf( stdout, "%s\n%s", psz_text, psz_spaces ); psz_text = psz_word; } } } } /* Release the module list */ vlc_list_release( p_list ); #ifdef WIN32 /* Pause the console because it's destroyed when we exit */ PauseConsole(); #endif } /***************************************************************************** * ListModules: list the available modules with their description ***************************************************************************** * Print a list of all available modules (builtins and plugins) and a short * description for each one. *****************************************************************************/ static void ListModules( vlc_t *p_this ) { vlc_list_t *p_list; module_t *p_parser; char psz_spaces[22]; int i_index; memset( psz_spaces, ' ', 22 ); #ifdef WIN32 ShowConsole(); #endif /* Usage */ fprintf( stdout, _("Usage: %s [options] [items]...\n\n"), p_this->p_vlc->psz_object_name ); fprintf( stdout, _("[module] [description]\n") ); /* List all modules */ p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE ); /* Enumerate each module */ for( i_index = 0; i_index < p_list->i_count; i_index++ ) { int i; p_parser = (module_t *)p_list->p_values[i_index].p_object ; /* Nasty hack, but right now I'm too tired to think about a nice * solution */ i = 22 - strlen( p_parser->psz_object_name ) - 1; if( i < 0 ) i = 0; psz_spaces[i] = 0; fprintf( stdout, " %s%s %s\n", p_parser->psz_object_name, psz_spaces, p_parser->psz_longname ); psz_spaces[i] = ' '; } vlc_list_release( p_list ); #ifdef WIN32 /* Pause the console because it's destroyed when we exit */ PauseConsole(); #endif } /***************************************************************************** * Version: print complete program version ***************************************************************************** * Print complete program version and build number. *****************************************************************************/ static void Version( void ) { #ifdef WIN32 ShowConsole(); #endif fprintf( stdout, VERSION_MESSAGE "\n" ); fprintf( stdout, _("This program comes with NO WARRANTY, to the extent permitted by " "law.\nYou may redistribute it under the terms of the GNU General " "Public License;\nsee the file named COPYING for details.\n" "Written by the VideoLAN team; see the AUTHORS file.\n") ); #ifdef WIN32 /* Pause the console because it's destroyed when we exit */ PauseConsole(); #endif } /***************************************************************************** * ShowConsole: On Win32, create an output console for debug messages ***************************************************************************** * This function is useful only on Win32. *****************************************************************************/ #ifdef WIN32 /* */ static void ShowConsole( void ) { # ifndef UNDER_CE if( getenv( "PWD" ) && getenv( "PS1" ) ) return; /* cygwin shell */ AllocConsole(); freopen( "CONOUT$", "w", stdout ); freopen( "CONOUT$", "w", stderr ); freopen( "CONIN$", "r", stdin ); # endif } #endif /***************************************************************************** * PauseConsole: On Win32, wait for a key press before closing the console ***************************************************************************** * This function is useful only on Win32. *****************************************************************************/ #ifdef WIN32 /* */ static void PauseConsole( void ) { # ifndef UNDER_CE if( getenv( "PWD" ) && getenv( "PS1" ) ) return; /* cygwin shell */ fprintf( stdout, _("\nPress the RETURN key to continue...\n") ); getchar(); # endif } #endif /***************************************************************************** * ConsoleWidth: Return the console width in characters ***************************************************************************** * We use the stty shell command to get the console width; if this fails or * if the width is less than 80, we default to 80. *****************************************************************************/ static int ConsoleWidth( void ) { int i_width = 80; #ifndef WIN32 char buf[20], *psz_parser; FILE *file; int i_ret; file = popen( "stty size 2>/dev/null", "r" ); if( file ) { i_ret = fread( buf, 1, 20, file ); if( i_ret > 0 ) { buf[19] = '\0'; psz_parser = strchr( buf, ' ' ); if( psz_parser ) { i_ret = atoi( psz_parser + 1 ); if( i_ret >= 80 ) { i_width = i_ret; } } } pclose( file ); } #endif return i_width; } static int VerboseCallback( vlc_object_t *p_this, const char *psz_variable, vlc_value_t old_val, vlc_value_t new_val, void *param) { vlc_t *p_vlc = (vlc_t *)p_this; if( new_val.i_int >= -1 ) { p_vlc->p_libvlc->i_verbose = __MIN( new_val.i_int, 2 ); } return VLC_SUCCESS; } /***************************************************************************** * InitDeviceValues: initialize device values ***************************************************************************** * This function inits the dvd, vcd and cd-audio values *****************************************************************************/ static void InitDeviceValues( vlc_t *p_vlc ) { #ifdef HAVE_HAL LibHalContext * ctx; int i, i_devices; char **devices; char *block_dev; dbus_bool_t b_dvd; if( ( ctx = hal_initialize( NULL, FALSE ) ) ) { if( ( devices = hal_get_all_devices( ctx, &i_devices ) ) ) { for( i = 0; i < i_devices; i++ ) { if( !hal_device_property_exists( ctx, devices[ i ], "storage.cdrom.dvd" ) ) { continue; } b_dvd = hal_device_get_property_bool( ctx, devices[ i ], "storage.cdrom.dvd" ); block_dev = hal_device_get_property_string( ctx, devices[ i ], "block.device" ); if( b_dvd ) { config_PutPsz( p_vlc, "dvd", block_dev ); } config_PutPsz( p_vlc, "vcd", block_dev ); config_PutPsz( p_vlc, "cd-audio", block_dev ); hal_free_string( block_dev ); } } hal_shutdown( ctx ); } #endif }