lib/libvlc_internal.h

   1 /*****************************************************************************
   2  * libvlc_internal.h : Definition of opaque structures for libvlc exported API
   3  * Also contains some internal utility functions
   4  *****************************************************************************
   5  * Copyright (C) 2005-2009 VLC authors and VideoLAN
   6  * $Id$
   7  *
   8  * Authors: Clément Stenac <zorglub@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify it
  11  * under the terms of the GNU Lesser General Public License as published by
  12  * the Free Software Foundation; either version 2.1 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  * GNU Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with this program; if not, write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifndef _LIBVLC_INTERNAL_H
  26 #define _LIBVLC_INTERNAL_H 1
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <vlc/libvlc_structures.h>
  33 #include <vlc/libvlc.h>
  34 #include <vlc/libvlc_media.h>
  35 #include <vlc/libvlc_events.h>
  36
  37 #include <vlc_common.h>
  38
  39 /* Note well: this header is included from LibVLC core.
  40  * Therefore, static inline functions MUST NOT call LibVLC functions here
  41  * (this can cause linkage failure on some platforms). */
  42
  43 /***************************************************************************
  44  * Internal creation and destruction functions
  45  ***************************************************************************/
  46 VLC_API libvlc_int_t *libvlc_InternalCreate( void );
  47 VLC_API int libvlc_InternalInit( libvlc_int_t *, int, const char *ppsz_argv[] );
  48 VLC_API void libvlc_InternalCleanup( libvlc_int_t * );
  49 VLC_API void libvlc_InternalDestroy( libvlc_int_t * );
  50
  51 VLC_API int libvlc_InternalAddIntf( libvlc_int_t *, const char * );
  52 VLC_API void libvlc_InternalWait( libvlc_int_t * );
  53 VLC_API void libvlc_SetExitHandler( libvlc_int_t *, void (*) (void *), void * );
  54
  55 typedef void (*libvlc_vlm_release_func_t)( libvlc_instance_t * ) ;
  56
  57 /***************************************************************************
  58  * Opaque structures for libvlc API
  59  ***************************************************************************/
  60
  61 typedef struct libvlc_vlm_t
  62 {
  63     vlm_t                  *p_vlm;
  64     libvlc_event_manager_t *p_event_manager;
  65     libvlc_vlm_release_func_t pf_release;
  66 } libvlc_vlm_t;
  67
  68 struct libvlc_instance_t
  69 {
  70     libvlc_int_t *p_libvlc_int;
  71     libvlc_vlm_t  libvlc_vlm;
  72     unsigned      ref_count;
  73     vlc_mutex_t   instance_lock;
  74     struct libvlc_callback_entry_list_t *p_callback_list;
  75     struct
  76     {
  77         void (*cb) (void *, int, const libvlc_log_t *, const char *, va_list);
  78         void *data;
  79     } log;
  80 };
  81
  82
  83 /***************************************************************************
  84  * Other internal functions
  85  ***************************************************************************/
  86
  87 /* Thread context */
  88 void libvlc_threads_init (void);
  89 void libvlc_threads_deinit (void);
  90 void libvlc_log_init (void);
  91 void libvlc_log_deinit (void);
  92
  93 /* Events */
  94 libvlc_event_manager_t * libvlc_event_manager_new(
  95         void * p_obj, libvlc_instance_t * p_libvlc_inst );
  96
  97 void libvlc_event_manager_release(
  98         libvlc_event_manager_t * p_em );
  99
 100 void libvlc_event_manager_register_event_type(
 101         libvlc_event_manager_t * p_em,
 102         libvlc_event_type_t event_type );
 103
 104 void libvlc_event_send(
 105         libvlc_event_manager_t * p_em,
 106         libvlc_event_t * p_event );
 107
 108 void libvlc_event_attach_async( libvlc_event_manager_t * p_event_manager,
 109                                libvlc_event_type_t event_type,
 110                                libvlc_callback_t pf_callback,
 111                                void *p_user_data );
 112
 113 static inline libvlc_time_t from_mtime(mtime_t time)
 114 {
 115     return (time + 500ULL)/ 1000ULL;
 116 }
 117
 118 static inline mtime_t to_mtime(libvlc_time_t time)
 119 {
 120     return time * 1000ULL;
 121 }
 122
 123 #endif