vlc_playlist.h 6.81 KB
Newer Older
Sam Hocevar's avatar
 
Sam Hocevar committed
1
/*****************************************************************************
2
 * vlc_playlist.h : Playlist functions
Sam Hocevar's avatar
 
Sam Hocevar committed
3
 *****************************************************************************
4
 * Copyright (C) 1999, 2000, 2001, 2002 VideoLAN
Sigmund Augdal Helberg's avatar
all:  
Sigmund Augdal Helberg committed
5
 * $Id: vlc_playlist.h,v 1.18 2003/12/03 21:58:42 sigmunau Exp $
Sam Hocevar's avatar
 
Sam Hocevar committed
6
 *
Sam Hocevar's avatar
 
Sam Hocevar committed
7
 * Authors: Samuel Hocevar <sam@zoy.org>
Sam Hocevar's avatar
 
Sam Hocevar committed
8 9 10 11 12
 *
 * 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.
Clément Stenac's avatar
Clément Stenac committed
13
 *
Sam Hocevar's avatar
 
Sam Hocevar committed
14 15 16 17 18 19 20 21 22 23
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
 *****************************************************************************/

Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
/**
 *  \file
 *  This file contain structures and function prototypes related
 *  to the playlist in vlc
 */

/**
 * \defgroup vlc_playlist Playlist
 * Brief description. Longer description
 * @{
 */

/**
 * playlist item
 * \see playlist_t
 */
40
struct playlist_item_t
Sam Hocevar's avatar
 
Sam Hocevar committed
41
{
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
42 43
    char *     psz_name;       /**< text describing this item */
    char *     psz_uri;        /**< mrl of this item */
Sigmund Augdal Helberg's avatar
all:  
Sigmund Augdal Helberg committed
44
    mtime_t    i_duration;     /**< A hint about the duration of this item */
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
45 46 47 48 49
    char **    ppsz_options;   /**< options passed with the :foo=bar syntax */
    int        i_options;      /**< number of items in the
                                * ppsz_options array */
    int        i_type;         /**< unused yet */
    int        i_status;       /**< unused yet */
Clément Stenac's avatar
Clément Stenac committed
50
    vlc_bool_t b_autodeletion; /**< Indicates whther this item is to
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
51 52 53
                                * be deleted after playback. True mean
                                * that this item is to be deleted
                                * after playback, false otherwise */
Clément Stenac's avatar
Clément Stenac committed
54 55 56 57 58
    vlc_bool_t b_enabled;      /**< Indicates whether this item is to be
                                * played or skipped */

    int        i_group;         /**< unused yet */
    char *     psz_author;     /**< Author */
59
};
Sam Hocevar's avatar
 
Sam Hocevar committed
60

61 62 63 64 65 66
struct playlist_group_t
{
    char *   psz_name;        /**< name of the group */
    int      i_id;            /**< Identifier for the group */
};

Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
67 68 69 70 71 72 73 74
/**
 * Playlist status
 */
typedef enum { PLAYLIST_STOPPED,PLAYLIST_RUNNING,PLAYLIST_PAUSED } playlist_status_t;

/**
 * Structure containing information about the playlist
 */
75
struct playlist_t
Sam Hocevar's avatar
 
Sam Hocevar committed
76
{
77
    VLC_COMMON_MEMBERS
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
78 79 80 81 82 83 84 85
/**
   \name playlist_t
   These members are uniq to playlist_t
*/
/*@{*/
    int                   i_index;  /**< current index into the playlist */
    playlist_status_t     i_status; /**< current status of playlist */
    int                   i_size;   /**< total size of the list */
Clément Stenac's avatar
Clément Stenac committed
86
    int                   i_enabled; /**< How many items are enabled ? */
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
87 88
    playlist_item_t **    pp_items; /**< array of pointers to the
                                     * playlist items */
89 90 91 92
    int                   i_groups; /**< How many groups are in the playlist */
    playlist_group_t **   pp_groups;/**< array of pointers to the playlist
                                     * groups */
    int                   i_max_id; /**< Maximal group id given */
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
93 94 95
    input_thread_t *      p_input;  /**< the input thread ascosiated
                                     * with the current item */
    /*@}*/
96
};
Sam Hocevar's avatar
 
Sam Hocevar committed
97

Clément Stenac's avatar
Clément Stenac committed
98 99 100 101 102
#define SORT_TITLE 0
#define SORT_AUTHOR 1
#define SORT_GROUP 2
#define SORT_RANDOM 3

Clément Stenac's avatar
Clément Stenac committed
103 104 105
#define SORT_NORMAL 0
#define SORT_REVERSE 1

106 107
#define PLAYLIST_TYPE_MANUAL 1
#define PLAYLIST_TYPE_SAP 2
Clément Stenac's avatar
Clément Stenac committed
108

Sam Hocevar's avatar
 
Sam Hocevar committed
109 110 111
/*****************************************************************************
 * Prototypes
 *****************************************************************************/
112
#define playlist_Create(a) __playlist_Create(VLC_OBJECT(a))
113 114
playlist_t * __playlist_Create   ( vlc_object_t * );
void           playlist_Destroy  ( playlist_t * );
115 116 117 118 119 120 121 122

#define playlist_Play(p) playlist_Command(p,PLAYLIST_PLAY,0)
#define playlist_Pause(p) playlist_Command(p,PLAYLIST_PAUSE,0)
#define playlist_Stop(p) playlist_Command(p,PLAYLIST_STOP,0)
#define playlist_Next(p) playlist_Command(p,PLAYLIST_SKIP,1)
#define playlist_Prev(p) playlist_Command(p,PLAYLIST_SKIP,-1)
#define playlist_Skip(p,i) playlist_Command(p,PLAYLIST_SKIP,i)
#define playlist_Goto(p,i) playlist_Command(p,PLAYLIST_GOTO,i)
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
123
VLC_EXPORT( void, playlist_Command, ( playlist_t *, playlist_command_t, int ) );
124

Gildas Bazin's avatar
 
Gildas Bazin committed
125
VLC_EXPORT( int,  playlist_Add,    ( playlist_t *, const char *, const char **, int, int, int ) );
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
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 ) );
Sam Hocevar's avatar
Sam Hocevar committed
128
VLC_EXPORT( int,  playlist_Delete, ( playlist_t *, int ) );
Clément Stenac's avatar
Clément Stenac committed
129 130 131 132
VLC_EXPORT( int,  playlist_Disable, ( playlist_t *, int ) );
VLC_EXPORT( int,  playlist_Enable, ( playlist_t *, int ) );
VLC_EXPORT( int,  playlist_DisableGroup, ( playlist_t *, int ) );
VLC_EXPORT( int,  playlist_EnableGroup, ( playlist_t *, int ) );
133 134 135 136

VLC_EXPORT( playlist_group_t *, playlist_CreateGroup, (playlist_t *, char* ) );
VLC_EXPORT( int, playlist_DeleteGroup, (playlist_t *, int ) );
VLC_EXPORT( char *, playlist_FindGroup, (playlist_t *, int ) );
137
VLC_EXPORT( int, playlist_GroupToId, (playlist_t *, char * ) );
138

Clément Stenac's avatar
Clément Stenac committed
139 140 141 142 143
#define playlist_SortTitle(p, i) playlist_Sort( p, SORT_TITLE, i)
#define playlist_SortAuthor(p, i) playlist_Sort( p, SORT_AUTHOR, i)
#define playlist_SortGroup(p, i) playlist_Sort( p, SORT_GROUP, i)

VLC_EXPORT( int,  playlist_Sort, ( playlist_t *, int, int) );
144

Derk-Jan Hartman's avatar
Derk-Jan Hartman committed
145
VLC_EXPORT( int,  playlist_Move, ( playlist_t *, int, int ) );
146 147
VLC_EXPORT( int,  playlist_LoadFile, ( playlist_t *, const char * ) );
VLC_EXPORT( int,  playlist_SaveFile, ( playlist_t *, const char * ) );
148

Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
149 150 151 152 153
/**
 *  tell if a playlist is currently playing.
 *  \param p_playlist the playlist to check
 *  \return true if playlist is playing, false otherwise
 */
154 155 156 157 158 159 160 161 162 163 164
static inline vlc_bool_t playlist_IsPlaying( playlist_t * p_playlist )
{
    vlc_bool_t b_playing;

    vlc_mutex_lock( &p_playlist->object_lock );
    b_playing = p_playlist->i_status == PLAYLIST_RUNNING; 
    vlc_mutex_unlock( &p_playlist->object_lock );

    return( b_playing );
}

Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
165 166 167 168 169
/**
 *  tell if a playlist is currently empty
 *  \param p_playlist the playlist to check
 *  \return true if the playlist is empty, false otherwise
 */
170 171 172 173 174 175 176 177 178 179
static inline vlc_bool_t playlist_IsEmpty( playlist_t * p_playlist )
{
    vlc_bool_t b_empty;

    vlc_mutex_lock( &p_playlist->object_lock );
    b_empty = p_playlist->i_size == 0;
    vlc_mutex_unlock( &p_playlist->object_lock );

    return( b_empty );
}
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
180 181 182 183

/**
 * @}
 */