1 /*****************************************************************************
2 * item.c : Playlist item functions
3 *****************************************************************************
4 * Copyright (C) 1999-2004 VideoLAN
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 *****************************************************************************/
23 #include <stdlib.h> /* free(), strtol() */
24 #include <stdio.h> /* sprintf() */
25 #include <string.h> /* strerror() */
28 #include <vlc/input.h>
30 #include "vlc_playlist.h"
33 * Create a new item, without adding it to the playlist
35 * \param p_obj a vlc object (anyone will do)
36 * \param psz_uri the mrl of the item
37 * \param psz_name a text giving a name or description of the item
38 * \return the new item or NULL on failure
40 playlist_item_t * __playlist_ItemNew( vlc_object_t *p_obj,
42 const char *psz_name )
44 playlist_item_t * p_item;
46 if( psz_uri == NULL ) return NULL;
48 p_item = malloc( sizeof( playlist_item_t ) );
49 if( p_item == NULL ) return NULL;
50 memset( p_item, 0, sizeof( playlist_item_t ) );
52 vlc_input_item_Init( p_obj, &p_item->input );
53 p_item->input.i_duration = -1;
54 p_item->input.psz_uri = strdup( psz_uri );
56 if( psz_name != NULL ) p_item->input.psz_name = strdup( psz_name );
57 else p_item->input.psz_name = strdup ( psz_uri );
59 p_item->b_enabled = VLC_TRUE;
60 p_item->i_group = PLAYLIST_TYPE_MANUAL;
62 playlist_ItemCreateCategory( p_item, _("General") );
67 * Deletes a playlist item
69 * \param p_item the item to delete
72 void playlist_ItemDelete( playlist_item_t *p_item )
74 vlc_input_item_Clean( &p_item->input );
79 * Add a playlist item into a playlist
81 * \param p_playlist the playlist to insert into
82 * \param p_item the playlist item to insert
83 * \param i_mode the mode used when adding
84 * \param i_pos the possition in the playlist where to add. If this is
85 * PLAYLIST_END the item will be added at the end of the playlist
86 * regardless of it's size
87 * \return The id of the playlist item
89 int playlist_AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
90 int i_mode, int i_pos)
94 vlc_mutex_lock( &p_playlist->object_lock );
97 * CHECK_INSERT : checks if the item is already enqued before
100 if ( i_mode & PLAYLIST_CHECK_INSERT )
104 if ( p_playlist->pp_items )
106 for ( j = 0; j < p_playlist->i_size; j++ )
108 if ( !strcmp( p_playlist->pp_items[j]->input.psz_uri,
109 p_item->input.psz_uri ) )
111 if ( p_item->input.psz_name )
113 free( p_item->input.psz_name );
115 if ( p_item->input.psz_uri )
117 free ( p_item->input.psz_uri );
120 vlc_mutex_unlock( &p_playlist->object_lock );
125 i_mode &= ~PLAYLIST_CHECK_INSERT;
126 i_mode |= PLAYLIST_APPEND;
129 msg_Dbg( p_playlist, "adding playlist item `%s' ( %s )",
130 p_item->input.psz_name, p_item->input.psz_uri );
132 p_item->i_id = ++p_playlist->i_last_id;
134 /* Do a few boundary checks and allocate space for the item */
135 if( i_pos == PLAYLIST_END )
137 if( i_mode & PLAYLIST_INSERT )
139 i_mode &= ~PLAYLIST_INSERT;
140 i_mode |= PLAYLIST_APPEND;
143 i_pos = p_playlist->i_size - 1;
146 if( !(i_mode & PLAYLIST_REPLACE)
147 || i_pos < 0 || i_pos >= p_playlist->i_size )
149 /* Additional boundary checks */
150 if( i_mode & PLAYLIST_APPEND )
159 else if( i_pos > p_playlist->i_size )
161 i_pos = p_playlist->i_size;
164 INSERT_ELEM( p_playlist->pp_items, p_playlist->i_size, i_pos, p_item );
165 p_playlist->i_enabled ++;
167 if( p_playlist->i_index >= i_pos )
169 p_playlist->i_index++;
174 /* i_mode == PLAYLIST_REPLACE and 0 <= i_pos < p_playlist->i_size */
175 if( p_playlist->pp_items[i_pos]->input.psz_name )
177 free( p_playlist->pp_items[i_pos]->input.psz_name );
179 if( p_playlist->pp_items[i_pos]->input.psz_uri )
181 free( p_playlist->pp_items[i_pos]->input.psz_uri );
183 /* XXX: what if the item is still in use? */
184 free( p_playlist->pp_items[i_pos] );
185 p_playlist->pp_items[i_pos] = p_item;
188 if( i_mode & PLAYLIST_GO )
190 p_playlist->i_index = i_pos;
191 if( p_playlist->p_input )
193 input_StopThread( p_playlist->p_input );
195 p_playlist->i_status = PLAYLIST_RUNNING;
198 vlc_mutex_unlock( &p_playlist->object_lock );
200 val.b_bool = VLC_TRUE;
201 var_Set( p_playlist, "intf-change", val );
207 * Add a option to one item ( no need for p_playlist )
209 * \param p_item the item on which we want the info
210 * \param psz_option the option
211 * \return 0 on success
213 int playlist_ItemAddOption( playlist_item_t *p_item, const char *psz_option )
215 if( !psz_option ) return VLC_EGENERIC;
217 vlc_mutex_lock( &p_item->input.lock );
218 INSERT_ELEM( p_item->input.ppsz_options, p_item->input.i_options,
219 p_item->input.i_options, strdup( psz_option ) );
220 vlc_mutex_unlock( &p_item->input.lock );