libvlc.c
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:71k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * libvlc.c: libvlc instances creation and deletion, interfaces handling
- *****************************************************************************
- * Copyright (C) 1998-2008 the VideoLAN team
- * $Id: b9be376e212c7bb5fb95a22d4cbb14ffeabc73c9 $
- *
- * 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 <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 ENABLE_NLS
- # include <libintl.h> /* bindtextdomain */
- #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_charset.h>
- #include "libvlc.h"
- #include "playlist/playlist_internal.h"
- #include <vlc_vlm.h>
- #ifdef __APPLE__
- # include <libkern/OSAtomic.h>
- #endif
- #include <assert.h>
- /*****************************************************************************
- * The evil global variables. We handle them with care, don't worry.
- *****************************************************************************/
- static unsigned i_instances = 0;
- #ifndef WIN32
- static bool b_daemon = false;
- #endif
- #undef vlc_gc_init
- #undef vlc_hold
- #undef vlc_release
- /**
- * Atomically set the reference count to 1.
- * @param p_gc reference counted object
- * @param pf_destruct destruction calback
- * @return p_gc.
- */
- void *vlc_gc_init (gc_object_t *p_gc, void (*pf_destruct) (gc_object_t *))
- {
- /* There is no point in using the GC if there is no destructor... */
- assert (pf_destruct);
- p_gc->pf_destructor = pf_destruct;
- p_gc->refs = 1;
- #if defined (__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
- __sync_synchronize ();
- #elif defined (WIN32) && defined (__GNUC__)
- #elif defined(__APPLE__)
- OSMemoryBarrier ();
- #else
- /* Nobody else can possibly lock the spin - it's there as a barrier */
- vlc_spin_init (&p_gc->spin);
- vlc_spin_lock (&p_gc->spin);
- vlc_spin_unlock (&p_gc->spin);
- #endif
- return p_gc;
- }
- /**
- * Atomically increment the reference count.
- * @param p_gc reference counted object
- * @return p_gc.
- */
- void *vlc_hold (gc_object_t * p_gc)
- {
- uintptr_t refs;
- assert( p_gc );
- assert ((((uintptr_t)&p_gc->refs) & (sizeof (void *) - 1)) == 0); /* alignment */
- #if defined (__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
- refs = __sync_add_and_fetch (&p_gc->refs, 1);
- #elif defined (WIN64)
- refs = InterlockedIncrement64 (&p_gc->refs);
- #elif defined (WIN32)
- refs = InterlockedIncrement (&p_gc->refs);
- #elif defined(__APPLE__)
- refs = OSAtomicIncrement32Barrier((int*)&p_gc->refs);
- #else
- vlc_spin_lock (&p_gc->spin);
- refs = ++p_gc->refs;
- vlc_spin_unlock (&p_gc->spin);
- #endif
- assert (refs != 1); /* there had to be a reference already */
- return p_gc;
- }
- /**
- * Atomically decrement the reference count and, if it reaches zero, destroy.
- * @param p_gc reference counted object.
- */
- void vlc_release (gc_object_t *p_gc)
- {
- unsigned refs;
- assert( p_gc );
- assert ((((uintptr_t)&p_gc->refs) & (sizeof (void *) - 1)) == 0); /* alignment */
- #if defined (__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
- refs = __sync_sub_and_fetch (&p_gc->refs, 1);
- #elif defined (WIN64)
- refs = InterlockedDecrement64 (&p_gc->refs);
- #elif defined (WIN32)
- refs = InterlockedDecrement (&p_gc->refs);
- #elif defined(__APPLE__)
- refs = OSAtomicDecrement32Barrier((int*)&p_gc->refs);
- #else
- vlc_spin_lock (&p_gc->spin);
- refs = --p_gc->refs;
- vlc_spin_unlock (&p_gc->spin);
- #endif
- assert (refs != (uintptr_t)(-1)); /* reference underflow?! */
- if (refs == 0)
- {
- #if defined (__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
- #elif defined (WIN32) && defined (__GNUC__)
- #elif defined(__APPLE__)
- #else
- vlc_spin_destroy (&p_gc->spin);
- #endif
- p_gc->pf_destructor (p_gc);
- }
- }
- /*****************************************************************************
- * 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_search );
- 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 void InitDeviceValues( libvlc_int_t * );
- static vlc_mutex_t global_lock = VLC_STATIC_MUTEX;
- /**
- * 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;
- /* Now that the thread system is initialized, we don't have much, but
- * at least we have variables */
- vlc_mutex_lock( &global_lock );
- if( i_instances == 0 )
- {
- /* Guess what CPU we have */
- cpu_flags = CPUCapabilities();
- /* The module bank will be initialized later */
- }
- /* Allocate a libvlc instance object */
- p_libvlc = __vlc_custom_create( NULL, sizeof (*priv),
- VLC_OBJECT_GENERIC, "libvlc" );
- if( p_libvlc != NULL )
- i_instances++;
- vlc_mutex_unlock( &global_lock );
- if( p_libvlc == NULL )
- return NULL;
- priv = libvlc_priv (p_libvlc);
- priv->p_playlist = NULL;
- priv->p_dialog_provider = 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
- /* Initialize mutexes */
- vlc_mutex_init( &priv->timer_lock );
- vlc_cond_init( &priv->exiting );
- 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_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 );
- /*
- * Support for gettext
- */
- LoadMessages ();
- /* 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, false );
- return VLC_EGENERIC;
- }
- priv->i_verbose = config_GetInt( p_libvlc, "verbose" );
- /* Announce who we are - Do it only for first instance ? */
- msg_Dbg( p_libvlc, "%s", COPYRIGHT_MESSAGE );
- msg_Dbg( p_libvlc, "libvlc was configured with %s", CONFIGURE_LINE );
- /*xgettext: Translate "C" to the language code: "fr", "en_GB", "nl", "ru"... */
- msg_Dbg( p_libvlc, "translation test: code is "%s"", _("C") );
- /* 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;
- }
- /* Check for plugins cache options */
- bool b_cache_delete = config_GetInt( p_libvlc, "reset-plugins-cache" ) > 0;
- /* 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, false );
- 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 );
- priv->i_verbose = config_GetInt( p_libvlc, "verbose" );
- /* Check if the user specified a custom language */
- psz_language = config_GetPsz( p_libvlc, "language" );
- if( psz_language && *psz_language && strcmp( psz_language, "auto" ) )
- {
- /* 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, false );
- 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 );
- priv->i_verbose = config_GetInt( p_libvlc, "verbose" );
- }
- 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_LoadPlugins( p_libvlc, b_cache_delete );
- if( p_libvlc->b_die )
- {
- b_exit = true;
- }
- size_t module_count;
- module_t **list = module_list_get( &module_count );
- module_list_free( list );
- msg_Dbg( p_libvlc, "module bank initialized (%zu modules)", module_count );
- /* 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, true );
- 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, true );
- return VLC_EGENERIC;
- }
- priv->i_verbose = config_GetInt( p_libvlc, "verbose" );
- /*
- * 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
- || ( config_GetInt( p_libvlc, "one-instance-when-started-from-file" )
- && config_GetInt( p_libvlc, "started-from-file" ) ) )
- {
- /* 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
- */
- char * psz_verbose_objects = config_GetPsz( p_libvlc, "verbose-objects" );
- if( psz_verbose_objects )
- {
- char * psz_object, * iter = psz_verbose_objects;
- while( (psz_object = strsep( &iter, "," )) )
- {
- switch( psz_object[0] )
- {
- printf("%sn", psz_object+1);
- case '+': msg_EnableObjectPrinting(p_libvlc, psz_object+1); break;
- case '-': msg_DisableObjectPrinting(p_libvlc, psz_object+1); break;
- default:
- msg_Err( p_libvlc, "verbose-objects usage: n"
- "--verbose-objects=+printthatobject,"
- "-dontprintthatonen"
- "(keyword 'all' to applies to all objects)");
- free( psz_verbose_objects );
- /* FIXME: leaks!!!! */
- return VLC_EGENERIC;
- }
- }
- free( psz_verbose_objects );
- }
- /* Last chance to set the verbosity. Once we start interfaces and other
- * threads, verbosity becomes read-only. */
- var_Create( p_libvlc, "verbose", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- if( config_GetInt( p_libvlc, "quiet" ) > 0 )
- {
- var_SetInteger( p_libvlc, "verbose", -1 );
- priv->i_verbose = -1;
- }
- vlc_threads_setup( p_libvlc );
- if( priv->b_color )
- priv->b_color = config_GetInt( p_libvlc, "color" ) > 0;
- 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] = ' ';
- }
- p_capabilities[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", false );
- priv->b_stats = config_GetInt( p_libvlc, "stats" ) > 0;
- priv->i_timers = 0;
- priv->pp_timers = NULL;
- priv->i_last_input_id = 0; /* Not very safe, should be removed */
- /*
- * Initialize hotkey handling
- */
- var_Create( p_libvlc, "key-pressed", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "key-action", VLC_VAR_INTEGER );
- {
- struct hotkey *p_keys =
- malloc( (libvlc_actions_count + 1) * sizeof (*p_keys) );
- /* Initialize from configuration */
- for( size_t i = 0; i < libvlc_actions_count; i++ )
- {
- p_keys[i].psz_action = libvlc_actions[i].name;
- p_keys[i].i_key = config_GetInt( p_libvlc,
- libvlc_actions[i].name );
- p_keys[i].i_action = libvlc_actions[i].value;
- }
- p_keys[libvlc_actions_count].psz_action = NULL;
- p_keys[libvlc_actions_count].i_key = 0;
- p_keys[libvlc_actions_count].i_action = 0;
- p_libvlc->p_hotkeys = p_keys;
- var_AddCallback( p_libvlc, "key-pressed", vlc_key_to_action,
- p_keys );
- }
- /* Initialize playlist and get commandline files */
- p_playlist = playlist_Create( VLC_OBJECT(p_libvlc) );
- if( !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, true );
- return VLC_EGENERIC;
- }
- playlist_Activate( p_playlist );
- vlc_object_attach( p_playlist, p_libvlc );
- /* Add service discovery modules */
- psz_modules = config_GetPsz( p_playlist, "services-discovery" );
- if( psz_modules && *psz_modules )
- {
- char *p = psz_modules, *m;
- while( ( m = strsep( &p, " :," ) ) != NULL )
- playlist_ServicesDiscoveryAdd( p_playlist, m );
- }
- 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 )
- {
- char* psz_tmp;
- if( asprintf( &psz_tmp, "%s:%s", psz_modules, psz_control ) != -1 )
- {
- free( psz_modules );
- psz_modules = psz_tmp;
- }
- }
- 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 = ' ';
- psz_parser++;
- }
- if( asprintf( &psz_temp, "%s,none", psz_module ) != -1)
- {
- 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
- || ( config_GetInt( p_libvlc, "one-instance-when-started-from-file" )
- && config_GetInt( p_libvlc, "started-from-file" ) ) )
- 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) &&
- !config_GetInt( p_libvlc, "syslog" ) )
- {
- libvlc_InternalAddIntf( p_libvlc, "logger,none" );
- }
- #ifdef HAVE_SYSLOG_H
- if( config_GetInt( p_libvlc, "syslog" ) > 0 )
- {
- char *logmode = var_CreateGetString( p_libvlc, "logmode" );
- var_SetString( p_libvlc, "logmode", "syslog" );
- libvlc_InternalAddIntf( p_libvlc, "logger,none" );
- if( logmode )
- {
- var_SetString( p_libvlc, "logmode", logmode );
- free( logmode );
- }
- else
- var_Destroy( p_libvlc, "logmode" );
- }
- #endif
- if( config_GetInt( p_libvlc, "show-intf" ) > 0 )
- {
- libvlc_InternalAddIntf( p_libvlc, "showintf,none" );
- }
- if( config_GetInt( p_libvlc, "network-synchronisation") > 0 )
- {
- libvlc_InternalAddIntf( p_libvlc, "netsync,none" );
- }
- #ifdef WIN32
- if( config_GetInt( p_libvlc, "prefer-system-codecs") > 0 )
- {
- char *psz_codecs = config_GetPsz( p_playlist, "codec" );
- if( psz_codecs )
- {
- char *psz_morecodecs;
- if( asprintf(&psz_morecodecs, "%s,dmo,quicktime", psz_codecs) != -1 )
- {
- config_PutPsz( p_libvlc, "codec", psz_morecodecs);
- free( psz_morecodecs );
- }
- }
- else
- config_PutPsz( p_libvlc, "codec", "dmo,quicktime");
- free( psz_codecs );
- }
- #endif
- /*
- * FIXME: kludge to use a p_libvlc-local variable for the Mozilla plugin
- */
- var_Create( p_libvlc, "drawable-xid", VLC_VAR_DOINHERIT|VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-hwnd", VLC_VAR_ADDRESS );
- var_Create( p_libvlc, "drawable-agl", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-gl", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-view-top", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-view-left", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-view-bottom", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-view-right", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-clip-top", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-clip-left", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-clip-bottom", VLC_VAR_INTEGER );
- var_Create( p_libvlc, "drawable-clip-right", VLC_VAR_INTEGER );
- /* Create volume callback system. */
- var_Create( p_libvlc, "volume-change", VLC_VAR_BOOL );
- /* Create a variable for showing the interface (moved from playlist). */
- var_Create( p_libvlc, "intf-show", VLC_VAR_BOOL );
- var_SetBool( p_libvlc, "intf-show", true );
- var_Create( p_libvlc, "intf-popupmenu", VLC_VAR_BOOL );
- /*
- * Get input filenames given as commandline arguments
- */
- GetFilenames( p_libvlc, i_argc, ppsz_argv );
- /*
- * Get --open argument
- */
- var_Create( p_libvlc, "open", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
- var_Get( p_libvlc, "open", &val );
- if ( val.psz_string != NULL && *val.psz_string )
- {
- playlist_t *p_playlist = pl_Hold( p_libvlc );
- playlist_AddExt( p_playlist, val.psz_string, NULL, PLAYLIST_INSERT, 0,
- -1, 0, NULL, 0, true, pl_Unlocked );
- pl_Release( p_libvlc );
- }
- free( val.psz_string );
- return VLC_SUCCESS;
- }
- /**
- * Cleanup a libvlc instance. The instance is not completely deallocated
- * param p_libvlc the instance to clean
- */
- void libvlc_InternalCleanup( libvlc_int_t *p_libvlc )
- {
- libvlc_priv_t *priv = libvlc_priv (p_libvlc);
- playlist_t *p_playlist = priv->p_playlist;
- /* Deactivate the playlist */
- msg_Dbg( p_libvlc, "deactivating the playlist" );
- playlist_Deactivate( p_playlist );
- /* Remove all services discovery */
- msg_Dbg( p_libvlc, "removing all services discovery tasks" );
- playlist_ServicesDiscoveryKillAll( p_playlist );
- /* Ask the interfaces to stop and destroy them */
- msg_Dbg( p_libvlc, "removing all interfaces" );
- intf_thread_t *p_intf;
- while( (p_intf = vlc_object_find( p_libvlc, VLC_OBJECT_INTF, FIND_CHILD )) )
- {
- intf_StopThread( p_intf );
- vlc_object_detach( p_intf );
- vlc_object_release( p_intf ); /* for intf_Create() */
- vlc_object_release( p_intf ); /* for vlc_object_find() */
- }
- #ifdef ENABLE_VLM
- /* Destroy VLM if created in libvlc_InternalInit */
- if( priv->p_vlm )
- {
- vlm_Delete( priv->p_vlm );
- }
- #endif
- /* Free playlist */
- /* Any thread still running must not assume pl_Hold() succeeds. */
- msg_Dbg( p_libvlc, "removing playlist" );
- libvlc_priv(p_playlist->p_libvlc)->p_playlist = NULL;
- barrier(); /* FIXME is that correct ? */
- vlc_object_release( p_playlist );
- stats_TimersDumpAll( p_libvlc );
- stats_TimersCleanAll( p_libvlc );
- msg_Dbg( p_libvlc, "removing stats" );
- #ifndef WIN32
- char* psz_pidfile = NULL;
- if( b_daemon )
- {
- psz_pidfile = config_GetPsz( p_libvlc, "pidfile" );
- if( psz_pidfile != NULL )
- {
- msg_Dbg( p_libvlc, "removing pid file %s", psz_pidfile );
- if( unlink( psz_pidfile ) == -1 )
- {
- msg_Dbg( p_libvlc, "removing pid file %s: %m",
- psz_pidfile );
- }
- }
- free( psz_pidfile );
- }
- #endif
- if( priv->p_memcpy_module )
- {
- module_unneed( p_libvlc, priv->p_memcpy_module );
- priv->p_memcpy_module = NULL;
- }
- /* Free module bank. It is refcounted, so we call this each time */
- module_EndBank( p_libvlc, true );
- var_DelCallback( p_libvlc, "key-pressed", vlc_key_to_action,
- (void *)p_libvlc->p_hotkeys );
- free( (void *)p_libvlc->p_hotkeys );
- }
- /**
- * Destroy everything.
- * This function requests the running threads to finish, waits for their
- * termination, and destroys their structure.
- * It stops the thread systems: no instance can run after this has run
- * param p_libvlc the instance to destroy
- */
- void libvlc_InternalDestroy( libvlc_int_t *p_libvlc )
- {
- libvlc_priv_t *priv = libvlc_priv( p_libvlc );
- vlc_mutex_lock( &global_lock );
- i_instances--;
- if( i_instances == 0 )
- {
- /* System specific cleaning code */
- system_End( p_libvlc );
- }
- vlc_mutex_unlock( &global_lock );
- msg_Destroy( p_libvlc );
- /* Destroy mutexes */
- vlc_cond_destroy( &priv->exiting );
- vlc_mutex_destroy( &priv->timer_lock );
- #ifndef NDEBUG /* Hack to dump leaked objects tree */
- if( vlc_internals( p_libvlc )->i_refcount > 1 )
- while( vlc_internals( p_libvlc )->i_refcount > 0 )
- vlc_object_release( p_libvlc );
- #endif
- assert( vlc_internals( p_libvlc )->i_refcount == 1 );
- vlc_object_release( p_libvlc );
- }
- /**
- * Add an interface plugin and run it
- */
- int libvlc_InternalAddIntf( libvlc_int_t *p_libvlc, char const *psz_module )
- {
- int i_err;
- intf_thread_t *p_intf = NULL;
- if( !p_libvlc )
- return VLC_EGENERIC;
- if( !psz_module ) /* requesting the default interface */
- {
- char *psz_interface = config_GetPsz( p_libvlc, "intf" );
- if( !psz_interface || !*psz_interface ) /* "intf" has not been set */
- {
- #ifndef WIN32
- if( b_daemon )
- /* Daemon mode hack.
- * We prefer the dummy interface if none is specified. */
- psz_module = "dummy";
- else
- #endif
- msg_Info( p_libvlc, "%s",
- _("Running vlc with the default interface. "
- "Use 'cvlc' to use vlc without interface.") );
- }
- free( psz_interface );
- }
- /* Try to create the interface */
- p_intf = intf_Create( p_libvlc, psz_module ? psz_module : "$intf" );
- if( p_intf == NULL )
- {
- msg_Err( p_libvlc, "interface "%s" initialization failed",
- psz_module ? psz_module : "default" );
- return VLC_EGENERIC;
- }
- /* Try to run the interface */
- i_err = intf_RunThread( p_intf );
- if( i_err )
- {
- vlc_object_detach( p_intf );
- vlc_object_release( p_intf );
- return i_err;
- }
- return VLC_SUCCESS;
- };
- static vlc_mutex_t exit_lock = VLC_STATIC_MUTEX;
- /**
- * Waits until the LibVLC instance gets an exit signal. Normally, this happens
- * when the user "exits" an interface plugin.
- */
- void libvlc_InternalWait( libvlc_int_t *p_libvlc )
- {
- libvlc_priv_t *priv = libvlc_priv( p_libvlc );
- vlc_mutex_lock( &exit_lock );
- while( vlc_object_alive( p_libvlc ) )
- vlc_cond_wait( &priv->exiting, &exit_lock );
- vlc_mutex_unlock( &exit_lock );
- }
- /**
- * Posts an exit signal to LibVLC instance. This will normally initiate the
- * cleanup and destroy process. It should only be called on behalf of the user.
- */
- void libvlc_Quit( libvlc_int_t *p_libvlc )
- {
- libvlc_priv_t *priv = libvlc_priv( p_libvlc );
- vlc_mutex_lock( &exit_lock );
- vlc_object_kill( p_libvlc );
- vlc_cond_signal( &priv->exiting );
- vlc_mutex_unlock( &exit_lock );
- }
- #if defined( ENABLE_NLS ) && (defined (__APPLE__) || defined (WIN32)) &&
- ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
- /*****************************************************************************
- * 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 ( const char *psz_lang )
- {
- #ifdef __APPLE__
- /* I need that under Darwin, please check it doesn't disturb
- * other platforms. --Meuuh */
- setenv( "LANG", psz_lang, 1 );
- #else
- /* 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] = ' ';
- putenv( psz_lcall );
- #endif
- setlocale( LC_ALL, psz_lang );
- }
- #endif
- static inline int LoadMessages (void)
- {
- #if defined( ENABLE_NLS )
- && ( defined( HAVE_GETTEXT ) || defined( HAVE_INCLUDED_GETTEXT ) )
- /* Specify where to find the locales for current domain */
- #if !defined( __APPLE__ ) && !defined( WIN32 ) && !defined( SYS_BEOS )
- static const char psz_path[] = LOCALEDIR;
- #else
- char psz_path[1024];
- if (snprintf (psz_path, sizeof (psz_path), "%s" DIR_SEP "%s",
- config_GetDataDir(), "locale")
- >= (int)sizeof (psz_path))
- return -1;
- #endif
- if (bindtextdomain (PACKAGE_NAME, psz_path) == NULL)
- {
- fprintf (stderr, "Warning: cannot bind text domain "PACKAGE_NAME
- " to directory %sn", psz_path);
- return -1;
- }
- /* LibVLC wants all messages in UTF-8.
- * Unfortunately, we cannot ask UTF-8 for strerror_r(), strsignal_r()
- * and other functions that are not part of our text domain.
- */
- if (bind_textdomain_codeset (PACKAGE_NAME, "UTF-8") == NULL)
- {
- fprintf (stderr, "Error: cannot set Unicode encoding for text domain "
- PACKAGE_NAME"n");
- // Unbinds the text domain to avoid broken encoding
- bindtextdomain (PACKAGE_NAME, "DOES_NOT_EXIST");
- return -1;
- }
- /* LibVLC does NOT set the default textdomain, since it is a library.
- * This could otherwise break programs using LibVLC (other than VLC).
- * textdomain (PACKAGE_NAME);
- */
- #endif
- return 0;
- }
- /*****************************************************************************
- * 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( libvlc_int_t *p_vlc, int i_argc, const 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. */
- playlist_t *p_playlist = pl_Hold( p_vlc );
- playlist_AddExt( p_playlist, ppsz_argv[i_opt], NULL, PLAYLIST_INSERT,
- 0, -1,
- i_options, ( i_options ? &ppsz_argv[i_opt + 1] : NULL ), VLC_INPUT_OPTION_TRUSTED,
- true, pl_Unlocked );
- pl_Release( p_vlc );
- }
- return VLC_SUCCESS;
- }
- /*****************************************************************************
- * Help: print program help
- *****************************************************************************
- * Print a short inline help. Message interface is initialized at this stage.
- *****************************************************************************/
- static inline void print_help_on_full_help( void )
- {
- utf8_fprintf( stdout, "n" );
- utf8_fprintf( stdout, "%sn", _("To get exhaustive help, use '-H'.") );
- }
- static void Help( libvlc_int_t *p_this, char const *psz_help_name )
- {
- #ifdef WIN32
- ShowConsole( true );
- #endif
- if( psz_help_name && !strcmp( psz_help_name, "help" ) )
- {
- utf8_fprintf( stdout, vlc_usage, "vlc" );
- Usage( p_this, "=help" );
- Usage( p_this, "=main" );
- print_help_on_full_help();
- }
- else if( psz_help_name && !strcmp( psz_help_name, "longhelp" ) )
- {
- utf8_fprintf( stdout, vlc_usage, "vlc" );
- Usage( p_this, NULL );
- print_help_on_full_help();
- }
- else if( psz_help_name && !strcmp( psz_help_name, "full-help" ) )
- {
- utf8_fprintf( stdout, vlc_usage, "vlc" );
- Usage( p_this, NULL );
- }
- else if( psz_help_name )
- {
- Usage( p_this, psz_help_name );
- }
- #ifdef WIN32 /* Pause the console because it's destroyed when we exit */
- PauseConsole();
- #endif
- }
- /*****************************************************************************
- * Usage: print module usage
- *****************************************************************************
- * Print a short inline help. Message interface is initialized at this stage.
- *****************************************************************************/
- # define COL(x) "