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/*****************************************************************************
* libvlc.h: Internal libvlc generic/misc declaration
*****************************************************************************
* Copyright (C) 1999, 2000, 2001, 2002 the VideoLAN team
* Copyright © 2006-2007 Rémi Denis-Courmont
* $Id: 4738306db10acfb8856a042cc162d54b234a018c $
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
*
* 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.
*****************************************************************************/
#ifndef LIBVLC_LIBVLC_H
# define LIBVLC_LIBVLC_H 1
extern const char vlc_usage[];
/* Hotkey stuff */
extern const struct hotkey libvlc_hotkeys[];
extern const size_t libvlc_hotkeys_size;
extern int vlc_key_to_action (vlc_object_t *, const char *,
vlc_value_t, vlc_value_t, void *);
/*
* OS-specific initialization
*/
void system_Init ( libvlc_int_t *, int *, const char *[] );
void system_Configure ( libvlc_int_t *, int *, const char *[] );
void system_End ( libvlc_int_t * );
/*
* Threads subsystem
*/
int vlc_threads_init( void );
void vlc_threads_end( void );
vlc_object_t *vlc_threadobj (void);
#ifdef LIBVLC_REFCHECK
void vlc_refcheck (vlc_object_t *obj);
#else
# define vlc_refcheck( obj ) (void)0
#endif
/*
* CPU capabilities
*/
extern uint32_t cpu_flags;
uint32_t CPUCapabilities( void );
/*
* Message/logging stuff
*/
typedef struct msg_queue_t
{
/** Message queue lock */
vlc_mutex_t lock;
bool b_overflow;
/* Message queue */
msg_item_t msg[VLC_MSG_QSIZE]; /**< message queue */
int i_start;
int i_stop;
/* Subscribers */
int i_sub;
msg_subscription_t **pp_sub;
/* Logfile for WinCE */
#ifdef UNDER_CE
FILE *logfile;
#endif
} msg_queue_t;
/**
* Store all data required by messages interfaces.
*/
typedef struct msg_bank_t
{
vlc_mutex_t lock;
msg_queue_t queue;
} msg_bank_t;
void msg_Create (libvlc_int_t *);
void msg_Flush (libvlc_int_t *);
void msg_Destroy (libvlc_int_t *);
/** Internal message stack context */
typedef struct
{
int i_code;
char * psz_message;
} msg_context_t;
void msg_StackSet ( int, const char*, ... );
void msg_StackAdd ( const char*, ... );
const char* msg_StackMsg ( void );
/** The global thread var for msg stack context
* We store this as a static global variable so we don't need a vlc_object_t
* everywhere.
* This key is created in vlc_threads_init and is therefore ready to use at
* the very beginning of the universe */
extern vlc_threadvar_t msg_context_global_key;
void msg_StackDestroy (void *);
/*
* Unicode stuff
*/
char *vlc_fix_readdir (const char *);
/*
* LibVLC objects stuff
*/
/**
* Creates a VLC object.
*
* Note that because the object name pointer must remain valid, potentially
* even after the destruction of the object (through the message queues), this
* function CANNOT be exported to plugins as is. In this case, the old
* vlc_object_create() must be used instead.
*
* @param p_this an existing VLC object
* @param i_size byte size of the object structure
* @param i_type object type, usually VLC_OBJECT_CUSTOM
* @param psz_type object type name
* @return the created object, or NULL.
*/
extern void *
__vlc_custom_create (vlc_object_t *p_this, size_t i_size, int i_type,
const char *psz_type);
#define vlc_custom_create(o, s, t, n) \
__vlc_custom_create(VLC_OBJECT(o), s, t, n)
/**
* libvlc_global_data_t (global variable)
*
* This structure has an unique instance, statically allocated in libvlc and
* never accessed from the outside. It stores process-wide VLC variables,
* mostly process-wide locks, and (currently) the module bank and objects tree.
*/
typedef struct libvlc_global_data_t
{
VLC_COMMON_MEMBERS
module_bank_t * p_module_bank; ///< The module bank
char * psz_vlcpath;
} libvlc_global_data_t;
libvlc_global_data_t *vlc_global (void);
/**
* Private LibVLC data for each object.
*/
struct vlc_object_internals_t
{
/* Object variables */
variable_t * p_vars;
vlc_mutex_t var_lock;
int i_vars;
/* Thread properties, if any */
vlc_thread_t thread_id;
bool b_thread;
/* Objects thread synchronization */
vlc_mutex_t lock;
vlc_cond_t wait;
int pipes[2];
vlc_spinlock_t spin;
/* Objects management */
vlc_spinlock_t ref_spin;
unsigned i_refcount;
vlc_destructor_t pf_destructor;
#ifndef LIBVLC_REFCHECK
vlc_thread_t creator_id;
#endif
/* Objects tree structure */
vlc_object_t *prev, *next;
vlc_object_t **pp_children;
int i_children;
};
#define ZOOM_SECTION N_("Zoom")
#define ZOOM_QUARTER_KEY_TEXT N_("1:4 Quarter")
#define ZOOM_HALF_KEY_TEXT N_("1:2 Half")
#define ZOOM_ORIGINAL_KEY_TEXT N_("1:1 Original")
#define ZOOM_DOUBLE_KEY_TEXT N_("2:1 Double")
#define vlc_internals( obj ) (((vlc_object_internals_t*)(VLC_OBJECT(obj)))-1)
/**
* Private LibVLC instance data.
*/
typedef struct libvlc_priv_t
{
libvlc_int_t public_data;
/* Configuration */
vlc_mutex_t config_lock; ///< config file lock
char * psz_configfile; ///< location of config file
/* There is no real reason to keep a list of items, but not to break
* everything, let's keep it */
input_item_array_t input_items; ///< Array of all created input items
int i_last_input_id ; ///< Last id of input item
/* Messages */
msg_bank_t msg_bank; ///< The message bank
int i_verbose; ///< info messages
bool b_color; ///< color messages?
/* Timer stats */
vlc_mutex_t timer_lock; ///< Lock to protect timers
counter_t **pp_timers; ///< Array of all timers
int i_timers; ///< Number of timers
bool b_stats; ///< Whether to collect stats
void *p_stats_computer; ///< Input thread computing stats
/// (needs cleanup)
/* Singleton objects */
module_t *p_memcpy_module; ///< Fast memcpy plugin used
playlist_t *p_playlist; //< the playlist singleton
vlm_t *p_vlm; ///< the VLM singleton (or NULL)
interaction_t *p_interaction; ///< interface interaction object
httpd_t *p_httpd; ///< HTTP daemon (src/network/httpd.c)
/* Private playlist data (FIXME - playlist_t is too public...) */
sout_instance_t *p_sout; ///< kept sout instance (for playlist)
} libvlc_priv_t;
static inline libvlc_priv_t *libvlc_priv (libvlc_int_t *libvlc)
{
return (libvlc_priv_t *)libvlc;
}
void playlist_ServicesDiscoveryKillAll( playlist_t *p_playlist );
#define libvlc_stats( o ) (libvlc_priv((VLC_OBJECT(o))->p_libvlc)->b_stats)
/**
* LibVLC "main module" configuration settings array.
*/
extern module_config_t libvlc_config[];
extern const size_t libvlc_config_count;
/*
* Variables stuff
*/
void var_OptionParse (vlc_object_t *, const char *, bool trusted);
/*
* Replacement functions
*/
# ifndef HAVE_DIRENT_H
typedef void DIR;
# ifndef FILENAME_MAX
# define FILENAME_MAX (260)
# endif
struct dirent
{
long d_ino; /* Always zero. */
unsigned short d_reclen; /* Always zero. */
unsigned short d_namlen; /* Length of name in d_name. */
char d_name[FILENAME_MAX]; /* File name. */
};
# define opendir vlc_opendir
# define readdir vlc_readdir
# define closedir vlc_closedir
# define rewinddir vlc_rewindir
void *vlc_opendir (const char *);
void *vlc_readdir (void *);
int vlc_closedir(void *);
void vlc_rewinddir(void *);
# endif
#if defined (WIN32)
# include <dirent.h>
void *vlc_wopendir (const wchar_t *);
/* void *vlc_wclosedir (void *); in vlc's exported symbols */
struct _wdirent *vlc_wreaddir (void *);
void vlc_rewinddir (void *);
# define _wopendir vlc_wopendir
# define _wreaddir vlc_wreaddir
# define _wclosedir vlc_wclosedir
# define rewinddir vlc_rewinddir
#endif
#endif
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