1 /*****************************************************************************
2 * vlc_playlist.h : Playlist functions
3 *****************************************************************************
4 * Copyright (C) 1999, 2000, 2001, 2002 VideoLAN
5 * $Id: vlc_playlist.h,v 1.18 2003/12/03 21:58:42 sigmunau Exp $
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
26 * This file contain structures and function prototypes related
27 * to the playlist in vlc
31 * \defgroup vlc_playlist Playlist
32 * Brief description. Longer description
40 struct playlist_item_t
42 char * psz_name; /**< text describing this item */
43 char * psz_uri; /**< mrl of this item */
44 mtime_t i_duration; /**< A hint about the duration of this item */
45 char ** ppsz_options; /**< options passed with the :foo=bar syntax */
46 int i_options; /**< number of items in the
47 * ppsz_options array */
48 int i_type; /**< unused yet */
49 int i_status; /**< unused yet */
50 vlc_bool_t b_autodeletion; /**< Indicates whther this item is to
51 * be deleted after playback. True mean
52 * that this item is to be deleted
53 * after playback, false otherwise */
54 vlc_bool_t b_enabled; /**< Indicates whether this item is to be
55 * played or skipped */
57 int i_group; /**< unused yet */
58 char * psz_author; /**< Author */
61 struct playlist_group_t
63 char * psz_name; /**< name of the group */
64 int i_id; /**< Identifier for the group */
70 typedef enum { PLAYLIST_STOPPED,PLAYLIST_RUNNING,PLAYLIST_PAUSED } playlist_status_t;
73 * Structure containing information about the playlist
80 These members are uniq to playlist_t
83 int i_index; /**< current index into the playlist */
84 playlist_status_t i_status; /**< current status of playlist */
85 int i_size; /**< total size of the list */
86 int i_enabled; /**< How many items are enabled ? */
87 playlist_item_t ** pp_items; /**< array of pointers to the
89 int i_groups; /**< How many groups are in the playlist */
90 playlist_group_t ** pp_groups;/**< array of pointers to the playlist
92 int i_max_id; /**< Maximal group id given */
93 input_thread_t * p_input; /**< the input thread ascosiated
94 * with the current item */
101 #define SORT_RANDOM 3
103 #define SORT_NORMAL 0
104 #define SORT_REVERSE 1
106 #define PLAYLIST_TYPE_MANUAL 1
107 #define PLAYLIST_TYPE_SAP 2
109 /*****************************************************************************
111 *****************************************************************************/
112 #define playlist_Create(a) __playlist_Create(VLC_OBJECT(a))
113 playlist_t * __playlist_Create ( vlc_object_t * );
114 void playlist_Destroy ( playlist_t * );
116 #define playlist_Play(p) playlist_Command(p,PLAYLIST_PLAY,0)
117 #define playlist_Pause(p) playlist_Command(p,PLAYLIST_PAUSE,0)
118 #define playlist_Stop(p) playlist_Command(p,PLAYLIST_STOP,0)
119 #define playlist_Next(p) playlist_Command(p,PLAYLIST_SKIP,1)
120 #define playlist_Prev(p) playlist_Command(p,PLAYLIST_SKIP,-1)
121 #define playlist_Skip(p,i) playlist_Command(p,PLAYLIST_SKIP,i)
122 #define playlist_Goto(p,i) playlist_Command(p,PLAYLIST_GOTO,i)
123 VLC_EXPORT( void, playlist_Command, ( playlist_t *, playlist_command_t, int ) );
125 VLC_EXPORT( int, playlist_Add, ( playlist_t *, const char *, const char **, int, int, int ) );
126 VLC_EXPORT( int, playlist_AddExt, ( playlist_t *, const char *, const char *, mtime_t, const char **, int, int, int ) );
127 VLC_EXPORT( int, playlist_AddItem, ( playlist_t *, playlist_item_t *, int, int ) );
128 VLC_EXPORT( int, playlist_Delete, ( playlist_t *, int ) );
129 VLC_EXPORT( int, playlist_Disable, ( playlist_t *, int ) );
130 VLC_EXPORT( int, playlist_Enable, ( playlist_t *, int ) );
131 VLC_EXPORT( int, playlist_DisableGroup, ( playlist_t *, int ) );
132 VLC_EXPORT( int, playlist_EnableGroup, ( playlist_t *, int ) );
134 VLC_EXPORT( playlist_group_t *, playlist_CreateGroup, (playlist_t *, char* ) );
135 VLC_EXPORT( int, playlist_DeleteGroup, (playlist_t *, int ) );
136 VLC_EXPORT( char *, playlist_FindGroup, (playlist_t *, int ) );
137 VLC_EXPORT( int, playlist_GroupToId, (playlist_t *, char * ) );
139 #define playlist_SortTitle(p, i) playlist_Sort( p, SORT_TITLE, i)
140 #define playlist_SortAuthor(p, i) playlist_Sort( p, SORT_AUTHOR, i)
141 #define playlist_SortGroup(p, i) playlist_Sort( p, SORT_GROUP, i)
143 VLC_EXPORT( int, playlist_Sort, ( playlist_t *, int, int) );
145 VLC_EXPORT( int, playlist_Move, ( playlist_t *, int, int ) );
146 VLC_EXPORT( int, playlist_LoadFile, ( playlist_t *, const char * ) );
147 VLC_EXPORT( int, playlist_SaveFile, ( playlist_t *, const char * ) );
150 * tell if a playlist is currently playing.
151 * \param p_playlist the playlist to check
152 * \return true if playlist is playing, false otherwise
154 static inline vlc_bool_t playlist_IsPlaying( playlist_t * p_playlist )
156 vlc_bool_t b_playing;
158 vlc_mutex_lock( &p_playlist->object_lock );
159 b_playing = p_playlist->i_status == PLAYLIST_RUNNING;
160 vlc_mutex_unlock( &p_playlist->object_lock );
166 * tell if a playlist is currently empty
167 * \param p_playlist the playlist to check
168 * \return true if the playlist is empty, false otherwise
170 static inline vlc_bool_t playlist_IsEmpty( playlist_t * p_playlist )
174 vlc_mutex_lock( &p_playlist->object_lock );
175 b_empty = p_playlist->i_size == 0;
176 vlc_mutex_unlock( &p_playlist->object_lock );