root/src/libvlc.c

/*****************************************************************************
 * libvlc.c: libvlc instances creation and deletion, interfaces handling
 *****************************************************************************
 * Copyright (C) 1998-2008 the VideoLAN team
 * $Id$
 *
 * 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>
 *          Rémi Denis-Courmont <rem # videolan : 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

/** \file
 * This file contains functions to create and destroy libvlc instances
 */

/*****************************************************************************
 * Preamble
 *****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <vlc_common.h>
#include "control/libvlc_internal.h"
#include <vlc_input.h>

#include "modules/modules.h"
#include "config/configuration.h"
#include "interface/interface.h"

#include <errno.h>                                                 /* ENOMEM */
#include <stdio.h>                                              /* sprintf() */
#include <string.h>
#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_DBUS
/* used for one-instance mode */
#   include <dbus/dbus.h>
#endif

#ifdef HAVE_HAL
#   include <hal/libhal.h>
#endif

#include <vlc_playlist.h>
#include <vlc_interface.h>

#include <vlc_aout.h>
#include "audio_output/aout_internal.h"

#include <vlc_vout.h>

#include <vlc_sout.h>
#include "stream_output/stream_output.h"

#include <vlc_charset.h>

#include "libvlc.h"

#include "playlist/playlist_internal.h"

#include <vlc_vlm.h>

#include <assert.h>

/*****************************************************************************
 * The evil global variables. We handle them with care, don't worry.
 *****************************************************************************/
static libvlc_int_t *    p_static_vlc = NULL;
static unsigned          i_instances = 0;

static bool b_daemon = false;

/*****************************************************************************
 * vlc_gc_*.
 *****************************************************************************/
void __vlc_gc_incref( gc_object_t * p_gc )
{
    assert( p_gc->i_gc_refcount > 0 );

    /* FIXME: atomic version needed! */
    p_gc->i_gc_refcount ++;
}

void __vlc_gc_decref( gc_object_t *p_gc )
{
    assert( p_gc );
    assert( p_gc->i_gc_refcount > 0 );

    /* FIXME: atomic version needed! */
    p_gc->i_gc_refcount -- ;

    if( p_gc->i_gc_refcount == 0 )
    {
        p_gc->pf_destructor( p_gc );
        /* Do not use the p_gc pointer from now on ! */
    }
}

void
__vlc_gc_init( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ),
               void * arg)
{
    p_gc->i_gc_refcount = 1;
    p_gc->pf_destructor = pf_destructor;
    p_gc->p_destructor_arg = arg;
}

/*****************************************************************************
 * Local prototypes
 *****************************************************************************/
#if defined( ENABLE_NLS ) && (defined (__APPLE__) || defined (WIN32)) && \
    ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
static void SetLanguage   ( char const * );
#endif
static inline int LoadMessages (void);
static int  GetFilenames  ( libvlc_int_t *, int, const char *[] );
static void Help          ( libvlc_int_t *, char const *psz_help_name );
static void Usage         ( libvlc_int_t *, char const *psz_module_name );
static void ListModules   ( libvlc_int_t *, bool );
static void Version       ( void );

#ifdef WIN32
static void ShowConsole   ( bool );
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( libvlc_int_t * );

/**
 * Allocate a libvlc instance, initialize global data if needed
 * It also initializes the threading system
 */
libvlc_int_t * libvlc_InternalCreate( void )
{
    libvlc_int_t *p_libvlc;
    libvlc_priv_t *priv;
    char *psz_env = NULL;

    /* vlc_threads_init *must* be the first internal call! No other call is
     * allowed before the thread system has been initialized. */
    if (vlc_threads_init ())
        return NULL;

    libvlc_global_data_t *p_libvlc_global = vlc_global();
    /* Now that the thread system is initialized, we don't have much, but
     * at least we have variables */
    vlc_mutex_t *lock = var_AcquireMutex( "libvlc" );
    if( i_instances == 0 )
    {
        /* Guess what CPU we have */
        cpu_flags = CPUCapabilities();
       /* The module bank will be initialized later */
        p_libvlc_global->p_module_bank = NULL;
    }

    /* Allocate a libvlc instance object */
    p_libvlc = vlc_custom_create( VLC_OBJECT(p_libvlc_global),
                                  sizeof (*p_libvlc) + sizeof (libvlc_priv_t),
                                  VLC_OBJECT_LIBVLC, "libvlc" );
    if( p_libvlc != NULL )
        i_instances++;
    vlc_mutex_unlock( lock );

    if( p_libvlc == NULL )
        return NULL;

    priv = libvlc_priv (p_libvlc);
    priv->p_playlist = NULL;
    priv->p_interaction = NULL;
    priv->p_vlm = NULL;
    p_libvlc->psz_object_name = strdup( "libvlc" );

    /* Initialize message queue */
    msg_Create( p_libvlc );

    /* Find verbosity from VLC_VERBOSE environment variable */
    psz_env = getenv( "VLC_VERBOSE" );
    if( psz_env != NULL )
        priv->i_verbose = atoi( psz_env );
    else
        priv->i_verbose = 3;
#if defined( HAVE_ISATTY ) && !defined( WIN32 )
    priv->b_color = isatty( 2 ); /* 2 is for stderr */
#else
    priv->b_color = false;
#endif

    /* Announce who we are - Do it only for first instance ? */
    msg_Dbg( p_libvlc, COPYRIGHT_MESSAGE );
    msg_Dbg( p_libvlc, "libvlc was configured with %s", CONFIGURE_LINE );

    /* Initialize mutexes */
    vlc_mutex_init( &priv->timer_lock );
    vlc_mutex_init( &priv->config_lock );

    priv->threads_count = 0;
    vlc_mutex_init (&priv->threads_lock);
    vlc_cond_init (NULL, &priv->threads_wait);

    /* Store data for the non-reentrant API */
    p_static_vlc = p_libvlc;

    return p_libvlc;
}

/**
 * Initialize a libvlc instance
 * This function initializes a previously allocated libvlc instance:
 *  - CPU detection
 *  - gettext initialization
 *  - message queue, module bank and playlist initialization
 *  - configuration and commandline parsing
 */
int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
                         const char *ppsz_argv[] )
{
    libvlc_global_data_t *p_libvlc_global = vlc_global();
    libvlc_priv_t *priv = libvlc_priv (p_libvlc);
    char         p_capabilities[200];
    char *       p_tmp = NULL;
    char *       psz_modules = NULL;
    char *       psz_parser = NULL;
    char *       psz_control = NULL;
    bool   b_exit = false;
    int          i_ret = VLC_EEXIT;
    playlist_t  *p_playlist = NULL;
    vlc_value_t  val;
#if defined( ENABLE_NLS ) \
     && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
# if defined (WIN32) || defined (__APPLE__)
    char *       psz_language;
#endif
#endif

    /* System specific initialization code */
    system_Init( p_libvlc, &i_argc, ppsz_argv );

    /* Get the executable name (similar to the basename command) */
    if( i_argc > 0 && ppsz_argv[0][0] )
    {
        free( p_libvlc->psz_object_name );

        const char *psz_exe = strrchr( ppsz_argv[0], '/' );
        if( psz_exe && *(psz_exe + 1) )
            p_libvlc->psz_object_name = strdup( psz_exe + 1 );
        else
            p_libvlc->psz_object_name = strdup( ppsz_argv[0] );
    }

    /*
     * Support for gettext
     */
    LoadMessages ();

    /* Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */
    msg_Dbg( p_libvlc, "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_libvlc );

    if( config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, true ) )
    {
        module_EndBank( p_libvlc );
        return VLC_EGENERIC;
    }

#ifdef __APPLE__
    /* vlc_thread_set_priority needs to query the config,
     * so this is the earliest moment where we can set this */
    vlc_thread_set_priority( p_libvlc, VLC_THREAD_PRIORITY_LOW );
#endif

    /* Check for short help option */
    if( config_GetInt( p_libvlc, "help" ) > 0 )
    {
        Help( p_libvlc, "help" );
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }
    /* Check for version option */
    else if( config_GetInt( p_libvlc, "version" ) > 0 )
    {
        Version();
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }

    /* Set the config file stuff */
    priv->psz_configfile = config_GetCustomConfigFile( p_libvlc );

    /* Check for plugins cache options */
    if( config_GetInt( p_libvlc, "reset-plugins-cache" ) > 0 )
    {
        p_libvlc_global->p_module_bank->b_cache_delete = true;
    }

    /* Will be re-done properly later on */
    priv->i_verbose = config_GetInt( p_libvlc, "verbose" );

    /* Check for daemon mode */
#ifndef WIN32
    if( config_GetInt( p_libvlc, "daemon" ) > 0 )
    {
#ifdef HAVE_DAEMON
        char *psz_pidfile = NULL;

        if( daemon( 1, 0) != 0 )
        {
            msg_Err( p_libvlc, "Unable to fork vlc to daemon mode" );
            b_exit = true;
        }
        b_daemon = true;

        /* lets check if we need to write the pidfile */
        psz_pidfile = config_GetPsz( p_libvlc, "pidfile" );
        if( psz_pidfile != NULL )
        {
            FILE *pidfile;
            pid_t i_pid = getpid ();
            msg_Dbg( p_libvlc, "PID is %d, writing it to %s",
                               i_pid, psz_pidfile );
            pidfile = utf8_fopen( psz_pidfile,"w" );
            if( pidfile != NULL )
            {
                utf8_fprintf( pidfile, "%d", (int)i_pid );
                fclose( pidfile );
            }
            else
            {
                msg_Err( p_libvlc, "cannot open pid file for writing: %s (%m)",
                         psz_pidfile );
            }
        }
        free( psz_pidfile );

#else
        pid_t i_pid;

        if( ( i_pid = fork() ) < 0 )
        {
            msg_Err( p_libvlc, "unable to fork vlc to daemon mode" );
            b_exit = true;
        }
        else if( i_pid )
        {
            /* This is the parent, exit right now */
            msg_Dbg( p_libvlc, "closing parent process" );
            b_exit = true;
            i_ret = VLC_EEXITSUCCESS;
        }
        else
        {
            /* We are the child */
            msg_Dbg( p_libvlc, "daemon spawned" );
            close( STDIN_FILENO );
            close( STDOUT_FILENO );
            close( STDERR_FILENO );

            b_daemon = true;
        }
#endif
    }
#endif

    if( b_exit )
    {
        module_EndBank( p_libvlc );
        return i_ret;
    }

    /* Check for translation config option */
#if defined( ENABLE_NLS ) \
     && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
# if defined (WIN32) || defined (__APPLE__)
    /* This ain't really nice to have to reload the config here but it seems
     * the only way to do it. */

    if( !config_GetInt( p_libvlc, "ignore-config" ) )
        config_LoadConfigFile( p_libvlc, "main" );
    config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, true );

    /* Check if the user specified a custom language */
    psz_language = config_GetPsz( p_libvlc, "language" );
    if( psz_language && *psz_language && strcmp( psz_language, "auto" ) )
    {
        bool b_cache_delete = p_libvlc_global->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_libvlc, "translation test: code is \"%s\"", _("C") );

        module_EndBank( p_libvlc );
        module_InitBank( p_libvlc );
        if( !config_GetInt( p_libvlc, "ignore-config" ) )
            config_LoadConfigFile( p_libvlc, "main" );
        config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, true );
        p_libvlc_global->p_module_bank->b_cache_delete = b_cache_delete;
    }
    free( psz_language );
# endif
#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_libvlc );
    module_LoadPlugins( p_libvlc );
    if( p_libvlc->b_die )
    {
        b_exit = true;
    }

    msg_Dbg( p_libvlc, "module bank initialized, found %i modules",
             vlc_internals( p_libvlc_global->p_module_bank )->i_children );

    /* Check for help on modules */
    if( (p_tmp = config_GetPsz( p_libvlc, "module" )) )
    {
        Help( p_libvlc, p_tmp );
        free( p_tmp );
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }
    /* Check for full help option */
    else if( config_GetInt( p_libvlc, "full-help" ) > 0 )
    {
        config_PutInt( p_libvlc, "advanced", 1);
        config_PutInt( p_libvlc, "help-verbose", 1);
        Help( p_libvlc, "full-help" );
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }
    /* Check for long help option */
    else if( config_GetInt( p_libvlc, "longhelp" ) > 0 )
    {
        Help( p_libvlc, "longhelp" );
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }
    /* Check for module list option */
    else if( config_GetInt( p_libvlc, "list" ) > 0 )
    {
        ListModules( p_libvlc, false );
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }
    else if( config_GetInt( p_libvlc, "list-verbose" ) > 0 )
    {
        ListModules( p_libvlc, true );
        b_exit = true;
        i_ret = VLC_EEXITSUCCESS;
    }

    /* Check for config file options */
    if( !config_GetInt( p_libvlc, "ignore-config" ) )
    {
        if( config_GetInt( p_libvlc, "reset-config" ) > 0 )
        {
            config_ResetAll( p_libvlc );
            config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, true );
            config_SaveConfigFile( p_libvlc, NULL );
        }
        if( config_GetInt( p_libvlc, "save-config" ) > 0 )
        {
            config_LoadConfigFile( p_libvlc, NULL );
            config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, true );
            config_SaveConfigFile( p_libvlc, NULL );
        }
    }

    if( b_exit )
    {
        module_EndBank( p_libvlc );
        return i_ret;
    }

    /*
     * Init device values
     */
    InitDeviceValues( p_libvlc );

    /*
     * Override default configuration with config file settings
     */
    if( !config_GetInt( p_libvlc, "ignore-config" ) )
        config_LoadConfigFile( p_libvlc, NULL );

    /*
     * Override configuration with command line settings
     */
    if( config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, false ) )
    {
#ifdef WIN32
        ShowConsole( false );
        /* 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
        module_EndBank( p_libvlc );
        return VLC_EGENERIC;
    }

    /*
     * System specific configuration
     */
    system_Configure( p_libvlc, &i_argc, ppsz_argv );

/* FIXME: could be replaced by using Unix sockets */
#ifdef HAVE_DBUS
    dbus_threads_init_default();

    if( config_GetInt( p_libvlc, "one-instance" ) > 0 )
    {
        /* Initialise D-Bus interface, check for other instances */
        DBusConnection  *p_conn = NULL;
        DBusError       dbus_error;

        dbus_error_init( &dbus_error );

        /* connect to the session bus */
        p_conn = dbus_bus_get( DBUS_BUS_SESSION, &dbus_error );
        if( !p_conn )
        {
            msg_Err( p_libvlc, "Failed to connect to D-Bus session daemon: %s",
                    dbus_error.message );
            dbus_error_free( &dbus_error );
        }
        else
        {
            /* check if VLC is available on the bus
             * if not: D-Bus control is not enabled on the other
             * instance and we can't pass MRLs to it */
            DBusMessage *p_test_msg = NULL;
            DBusMessage *p_test_reply = NULL;
            p_test_msg =  dbus_message_new_method_call(
                    "org.mpris.vlc", "/",
                    "org.freedesktop.MediaPlayer", "Identity" );
            /* block until a reply arrives */
            p_test_reply = dbus_connection_send_with_reply_and_block(
                    p_conn, p_test_msg, -1, &dbus_error );
            dbus_message_unref( p_test_msg );
            if( p_test_reply == NULL )
            {
                dbus_error_free( &dbus_error );
                msg_Dbg( p_libvlc, "No Media Player is running. "
                        "Continuing normally." );
            }
            else
            {
                int i_input;
                DBusMessage* p_dbus_msg = NULL;
                DBusMessageIter dbus_args;
                DBusPendingCall* p_dbus_pending = NULL;
                dbus_bool_t b_play;

                dbus_message_unref( p_test_reply );
                msg_Warn( p_libvlc, "Another Media Player is running. Exiting");

                for( i_input = optind;i_input < i_argc;i_input++ )
                {
                    msg_Dbg( p_libvlc, "Adds %s to the running Media Player",
                            ppsz_argv[i_input] );

                    p_dbus_msg = dbus_message_new_method_call(
                            "org.mpris.vlc", "/TrackList",
                            "org.freedesktop.MediaPlayer", "AddTrack" );

                    if ( NULL == p_dbus_msg )
                    {
                        msg_Err( p_libvlc, "D-Bus problem" );
                        system_End( p_libvlc );
                        exit( VLC_ETIMEOUT );
                    }

                    /* append MRLs */
                    dbus_message_iter_init_append( p_dbus_msg, &dbus_args );
                    if ( !dbus_message_iter_append_basic( &dbus_args,
                                DBUS_TYPE_STRING, &ppsz_argv[i_input] ) )
                    {
                        dbus_message_unref( p_dbus_msg );
                        system_End( p_libvlc );
                        exit( VLC_ENOMEM );
                    }
                    b_play = TRUE;
                    if( config_GetInt( p_libvlc, "playlist-enqueue" ) > 0 )
                        b_play = FALSE;
                    if ( !dbus_message_iter_append_basic( &dbus_args,
                                DBUS_TYPE_BOOLEAN, &b_play ) )
                    {
                        dbus_message_unref( p_dbus_msg );
                        system_End( p_libvlc );
                        exit( VLC_ENOMEM );
                    }

                    /* send message and get a handle for a reply */
                    if ( !dbus_connection_send_with_reply ( p_conn,
                                p_dbus_msg, &p_dbus_pending, -1 ) )
                    {
                        msg_Err( p_libvlc, "D-Bus problem" );
                        dbus_message_unref( p_dbus_msg );
                        system_End( p_libvlc );
                        exit( VLC_ETIMEOUT );
                    }

                    if ( NULL == p_dbus_pending )
                    {
                        msg_Err( p_libvlc, "D-Bus problem" );
                        dbus_message_unref( p_dbus_msg );
                        system_End( p_libvlc );
                        exit( VLC_ETIMEOUT );
                    }
                    dbus_connection_flush( p_conn );
                    dbus_message_unref( p_dbus_msg );
                    /* block until we receive a reply */
                    dbus_pending_call_block( p_dbus_pending );
                    dbus_pending_call_unref( p_dbus_pending );
                } /* processes all command line MRLs */

                /* bye bye */
                system_End( p_libvlc );
                exit( VLC_SUCCESS );
            }
        }
        /* we unreference the connection when we've finished with it */
        if( p_conn ) dbus_connection_unref( p_conn );
    }
#endif

    /*
     * Message queue options
     */

    var_Create( p_libvlc, "verbose", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
    if( config_GetInt( p_libvlc, "quiet" ) > 0 )
    {
        val.i_int = -1;
        var_Set( p_libvlc, "verbose", val );
    }
    var_AddCallback( p_libvlc, "verbose", VerboseCallback, NULL );
    var_Change( p_libvlc, "verbose", VLC_VAR_TRIGGER_CALLBACKS, NULL, NULL );

    if( priv->b_color )
        priv->b_color = config_GetInt( p_libvlc, "color" ) > 0;

    /*
     * Output messages that may still be in the queue
     */
    msg_Flush( p_libvlc );

    if( !config_GetInt( p_libvlc, "fpu" ) )
        cpu_flags &= ~CPU_CAPABILITY_FPU;

#if defined( __i386__ ) || defined( __x86_64__ )
    if( !config_GetInt( p_libvlc, "mmx" ) )
        cpu_flags &= ~CPU_CAPABILITY_MMX;
    if( !config_GetInt( p_libvlc, "3dn" ) )
        cpu_flags &= ~CPU_CAPABILITY_3DNOW;
    if( !config_GetInt( p_libvlc, "mmxext" ) )
        cpu_flags &= ~CPU_CAPABILITY_MMXEXT;
    if( !config_GetInt( p_libvlc, "sse" ) )
        cpu_flags &= ~CPU_CAPABILITY_SSE;
    if( !config_GetInt( p_libvlc, "sse2" ) )
        cpu_flags &= ~CPU_CAPABILITY_SSE2;
#endif
#if defined( __powerpc__ ) || defined( __ppc__ ) || defined( __ppc64__ )
    if( !config_GetInt( p_libvlc, "altivec" ) )
        cpu_flags &= ~CPU_CAPABILITY_ALTIVEC;
#endif

#define PRINT_CAPABILITY( capability, string )                              \
    if( vlc_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_libvlc, "CPU has capabilities %s", p_capabilities );

    /*
     * Choose the best memcpy module
     */
    priv->p_memcpy_module = module_Need( p_libvlc, "memcpy", "$memcpy", 0 );

    priv->b_stats = config_GetInt( p_libvlc, "stats" ) > 0;
    priv->i_timers = 0;
    priv->pp_timers = NULL;

    /* Init stats */
    p_libvlc->p_stats = (global_stats_t *)malloc( sizeof( global_stats_t ) );
    if( !p_libvlc->p_stats )
    {
        vlc_object_release( p_libvlc );
        return VLC_ENOMEM;
    }
    vlc_mutex_init( &p_libvlc->p_stats->lock );
    priv->p_stats_computer = NULL;

    /* Init the array that holds every input item */
    ARRAY_INIT( priv->input_items );
    priv->i_last_input_id = 0;

    /*
     * Initialize hotkey handling
     */
    var_Create( p_libvlc, "key-pressed", VLC_VAR_INTEGER );
    var_Create( p_libvlc, "key-action", VLC_VAR_INTEGER );
    p_libvlc->p_hotkeys = malloc( libvlc_hotkeys_size );
    /* Do a copy (we don't need to modify the strings) */
    memcpy( p_libvlc->p_hotkeys, libvlc_hotkeys, libvlc_hotkeys_size );
    var_AddCallback( p_libvlc, "key-pressed", vlc_key_to_action,
                     p_libvlc->p_hotkeys );

    /* Initialize interaction */
    priv->p_interaction = interaction_Init( p_libvlc );

    /* Initialize playlist and get commandline files */
    playlist_ThreadCreate( p_libvlc );
    if( !priv->p_playlist )
    {
        msg_Err( p_libvlc, "playlist initialization failed" );
        if( priv->p_memcpy_module != NULL )
        {
            module_Unneed( p_libvlc, priv->p_memcpy_module );
        }
        module_EndBank( p_libvlc );
        return VLC_EGENERIC;
    }
    p_playlist = priv->p_playlist;

    psz_modules = config_GetPsz( p_playlist, "services-discovery" );
    if( psz_modules && *psz_modules )
    {
        /* Add service discovery modules */
        playlist_ServicesDiscoveryAdd( p_playlist, psz_modules );
    }
    free( psz_modules );

#ifdef ENABLE_VLM
    /* Initialize VLM if vlm-conf is specified */
    psz_parser = config_GetPsz( p_libvlc, "vlm-conf" );
    if( psz_parser && *psz_parser )
    {
        priv->p_vlm = vlm_New( p_libvlc );
        if( !priv->p_vlm )
            msg_Err( p_libvlc, "VLM initialization failed" );
    }
    free( psz_parser );
#endif

    /*
     * Load background interfaces
     */
    psz_modules = config_GetPsz( p_libvlc, "extraintf" );
    psz_control = config_GetPsz( p_libvlc, "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 )
    {
        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 );
            libvlc_InternalAddIntf( p_libvlc, psz_temp );
            free( psz_temp );
        }
    }
    free( psz_modules );
    free( psz_control );

    /*
     * Always load the hotkeys interface if it exists
     */
    libvlc_InternalAddIntf( p_libvlc, "hotkeys,none" );

#ifdef HAVE_DBUS
    /* loads dbus control interface if in one-instance mode
     * we do it only when playlist exists, because dbus module needs it */
    if( config_GetInt( p_libvlc, "one-instance" ) > 0 )
        libvlc_InternalAddIntf( p_libvlc, "dbus,none" );

    /* Prevents the power management daemon from suspending the system
     * when VLC is active */
    if( config_GetInt( p_libvlc, "inhibit" ) > 0 )
        libvlc_InternalAddIntf( p_libvlc, "inhibit,none" );
#endif

    /*
     * If needed, load the Xscreensaver interface
     * Currently, only for X
     */
#ifdef HAVE_X11_XLIB_H
    if( config_GetInt( p_libvlc, "disable-screensaver" ) )
    {
        libvlc_InternalAddIntf( p_libvlc, "screensaver,none" );
    }
#endif

    if( config_GetInt( p_libvlc, "file-logging" ) > 0 )
    {
        libvlc_InternalAddIntf( p_libvlc, "logger,none" );
    }
#ifdef HAVE_SYSLOG_H
    if( config_GetInt( p_libvlc, "syslog" ) > 0 )
    {
        char *logmode = var_CreateGetString( p_libvlc,