mirror of https://code.videolan.org/videolan/vlc
148 lines
5.3 KiB
C
148 lines
5.3 KiB
C
/*****************************************************************************
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* vlc_playlist.h : Playlist functions
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*****************************************************************************
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* Copyright (C) 1999, 2000, 2001, 2002 VideoLAN
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* $Id: vlc_playlist.h,v 1.13 2003/09/08 12:02:16 zorglub Exp $
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*
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* Authors: Samuel Hocevar <sam@zoy.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
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*****************************************************************************/
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/**
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* \file
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* This file contain structures and function prototypes related
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* to the playlist in vlc
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*/
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/**
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* \defgroup vlc_playlist Playlist
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* Brief description. Longer description
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* @{
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*/
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/**
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* playlist item
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* \see playlist_t
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*/
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struct playlist_item_t
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{
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char * psz_name; /**< text describing this item */
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char * psz_uri; /**< mrl of this item */
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mtime_t i_duration; /**< A hint about the duration of this
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* item, in miliseconds*/
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char ** ppsz_options; /**< options passed with the :foo=bar syntax */
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int i_options; /**< number of items in the
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* ppsz_options array */
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int i_type; /**< unused yet */
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int i_status; /**< unused yet */
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vlc_bool_t b_autodeletion; /**< Indicates wether this item is to
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* be deleted after playback. True mean
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* that this item is to be deleted
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* after playback, false otherwise */
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};
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/**
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* Playlist status
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*/
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typedef enum { PLAYLIST_STOPPED,PLAYLIST_RUNNING,PLAYLIST_PAUSED } playlist_status_t;
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/**
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* Structure containing information about the playlist
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*/
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struct playlist_t
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{
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VLC_COMMON_MEMBERS
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/**
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\name playlist_t
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These members are uniq to playlist_t
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*/
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/*@{*/
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int i_index; /**< current index into the playlist */
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playlist_status_t i_status; /**< current status of playlist */
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int i_size; /**< total size of the list */
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playlist_item_t ** pp_items; /**< array of pointers to the
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* playlist items */
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input_thread_t * p_input; /**< the input thread ascosiated
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* with the current item */
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/*@}*/
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};
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#define SORT_NORMAL 0
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#define SORT_REVERSE 1
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/*****************************************************************************
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* Prototypes
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*****************************************************************************/
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#define playlist_Create(a) __playlist_Create(VLC_OBJECT(a))
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playlist_t * __playlist_Create ( vlc_object_t * );
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void playlist_Destroy ( playlist_t * );
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#define playlist_Play(p) playlist_Command(p,PLAYLIST_PLAY,0)
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#define playlist_Pause(p) playlist_Command(p,PLAYLIST_PAUSE,0)
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#define playlist_Stop(p) playlist_Command(p,PLAYLIST_STOP,0)
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#define playlist_Next(p) playlist_Command(p,PLAYLIST_SKIP,1)
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#define playlist_Prev(p) playlist_Command(p,PLAYLIST_SKIP,-1)
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#define playlist_Skip(p,i) playlist_Command(p,PLAYLIST_SKIP,i)
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#define playlist_Goto(p,i) playlist_Command(p,PLAYLIST_GOTO,i)
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VLC_EXPORT( void, playlist_Command, ( playlist_t *, playlist_command_t, int ) );
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VLC_EXPORT( int, playlist_Add, ( playlist_t *, const char *, const char **, int, int, int ) );
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VLC_EXPORT( int, playlist_AddExt, ( playlist_t *, const char *, const char *, mtime_t, const char **, int, int, int ) );
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VLC_EXPORT( int, playlist_AddItem, ( playlist_t *, playlist_item_t *, int, int ) );
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VLC_EXPORT( int, playlist_Delete, ( playlist_t *, int ) );
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VLC_EXPORT( int, playlist_Sort, ( playlist_t *, int) );
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VLC_EXPORT( int, playlist_Move, ( playlist_t *, int, int ) );
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VLC_EXPORT( int, playlist_LoadFile, ( playlist_t *, const char * ) );
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VLC_EXPORT( int, playlist_SaveFile, ( playlist_t *, const char * ) );
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/**
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* tell if a playlist is currently playing.
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* \param p_playlist the playlist to check
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* \return true if playlist is playing, false otherwise
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*/
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static inline vlc_bool_t playlist_IsPlaying( playlist_t * p_playlist )
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{
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vlc_bool_t b_playing;
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vlc_mutex_lock( &p_playlist->object_lock );
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b_playing = p_playlist->i_status == PLAYLIST_RUNNING;
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vlc_mutex_unlock( &p_playlist->object_lock );
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return( b_playing );
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}
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/**
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* tell if a playlist is currently empty
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* \param p_playlist the playlist to check
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* \return true if the playlist is empty, false otherwise
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*/
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static inline vlc_bool_t playlist_IsEmpty( playlist_t * p_playlist )
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{
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vlc_bool_t b_empty;
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vlc_mutex_lock( &p_playlist->object_lock );
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b_empty = p_playlist->i_size == 0;
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vlc_mutex_unlock( &p_playlist->object_lock );
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return( b_empty );
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}
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/**
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* @}
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*/
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