1 /*****************************************************************************
2 * item.c: input_item management
3 *****************************************************************************
4 * Copyright (C) 1998-2004 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
29 #include "vlc_playlist.h"
30 #include "vlc_interface.h"
32 #include "input_internal.h"
34 static void GuessType( input_item_t *p_item );
36 void input_item_SetMeta( input_item_t *p_i, vlc_meta_type_t meta_type, const char *psz_val )
40 vlc_mutex_lock( &p_i->lock );
42 p_i->p_meta = vlc_meta_New();
43 vlc_meta_Set( p_i->p_meta, meta_type, psz_val );
44 vlc_mutex_unlock( &p_i->lock );
46 /* Notify interested third parties */
47 event.type = vlc_InputItemMetaChanged;
48 event.u.input_item_meta_changed.meta_type = meta_type;
49 vlc_event_send( &p_i->event_manager, &event );
53 * Get the item from an input thread
55 input_item_t *input_GetItem( input_thread_t *p_input )
57 assert( p_input && p_input->p );
58 return p_input->p->input.p_item;
62 * Get a info item from a given category in a given input item.
64 * \param p_i The input item to get info from
65 * \param psz_cat String representing the category for the info
66 * \param psz_name String representing the name of the desired info
67 * \return A pointer to the string with the given info if found, or an
68 * empty string otherwise. The caller should free the returned
71 char *input_ItemGetInfo( input_item_t *p_i,
73 const char *psz_name )
77 vlc_mutex_lock( &p_i->lock );
79 for( i = 0 ; i< p_i->i_categories ; i++ )
81 info_category_t *p_cat = p_i->pp_categories[i];
83 if( !psz_cat || strcmp( p_cat->psz_name, psz_cat ) )
86 for( j = 0; j < p_cat->i_infos ; j++ )
88 if( !strcmp( p_cat->pp_infos[j]->psz_name, psz_name ) )
90 char *psz_ret = strdup( p_cat->pp_infos[j]->psz_value );
91 vlc_mutex_unlock( &p_i->lock );
96 vlc_mutex_unlock( &p_i->lock );
100 static void input_ItemDestroy ( gc_object_t *p_this )
102 vlc_object_t *p_obj = (vlc_object_t *)p_this->p_destructor_arg;
103 input_item_t *p_input = (input_item_t *) p_this;
106 playlist_t *p_playlist = pl_Yield( p_obj );
107 input_ItemClean( p_input );
109 ARRAY_BSEARCH( p_playlist->input_items,->i_id, int, p_input->i_id, i);
111 ARRAY_REMOVE( p_playlist->input_items, i);
117 void input_ItemAddOption( input_item_t *p_input,
118 const char *psz_option )
120 if( !psz_option ) return;
121 vlc_mutex_lock( &p_input->lock );
122 INSERT_ELEM( p_input->ppsz_options, p_input->i_options,
123 p_input->i_options, strdup( psz_option ) );
124 vlc_mutex_unlock( &p_input->lock );
127 void input_ItemAddOptionNoDup( input_item_t *p_input,
128 const char *psz_option )
131 if( !psz_option ) return ;
132 vlc_mutex_lock( &p_input->lock );
133 for( i = 0 ; i< p_input->i_options; i++ )
135 if( !strcmp( p_input->ppsz_options[i], psz_option ) )
137 vlc_mutex_unlock(& p_input->lock );
141 TAB_APPEND( p_input->i_options, p_input->ppsz_options, strdup( psz_option)); vlc_mutex_unlock( &p_input->lock );
145 int input_ItemAddInfo( input_item_t *p_i,
147 const char *psz_name,
148 const char *psz_format, ... )
152 info_t *p_info = NULL;
153 info_category_t *p_cat = NULL ;
155 vlc_mutex_lock( &p_i->lock );
157 for( i = 0 ; i < p_i->i_categories ; i ++ )
159 if( !strcmp( p_i->pp_categories[i]->psz_name, psz_cat ) )
161 p_cat = p_i->pp_categories[i];
167 if( !(p_cat = (info_category_t *)malloc( sizeof(info_category_t) )) )
169 vlc_mutex_unlock( &p_i->lock );
172 p_cat->psz_name = strdup( psz_cat );
175 INSERT_ELEM( p_i->pp_categories, p_i->i_categories, p_i->i_categories,
179 for( i = 0; i< p_cat->i_infos; i++ )
181 if( !strcmp( p_cat->pp_infos[i]->psz_name, psz_name ) )
183 p_info = p_cat->pp_infos[i];
190 if( ( p_info = (info_t *)malloc( sizeof( info_t ) ) ) == NULL )
192 vlc_mutex_unlock( &p_i->lock );
195 INSERT_ELEM( p_cat->pp_infos, p_cat->i_infos, p_cat->i_infos, p_info );
196 p_info->psz_name = strdup( psz_name );
200 free( p_info->psz_value );
203 va_start( args, psz_format );
204 if( vasprintf( &p_info->psz_value, psz_format, args) )
205 p_info->psz_value = NULL;
208 vlc_mutex_unlock( &p_i->lock );
210 return p_info->psz_value ? VLC_SUCCESS : VLC_ENOMEM;
213 input_item_t *input_ItemGetById( playlist_t *p_playlist, int i_id )
216 ARRAY_BSEARCH( p_playlist->input_items, ->i_id, int, i_id, i);
218 return ARRAY_VAL( p_playlist->input_items, i);
222 input_item_t *__input_ItemNewExt( vlc_object_t *p_obj, const char *psz_uri,
223 const char *psz_name,
225 const char *const *ppsz_options,
228 return input_ItemNewWithType( p_obj, psz_uri, psz_name,
229 i_options, ppsz_options,
230 i_duration, ITEM_TYPE_UNKNOWN );
234 input_item_t *input_ItemNewWithType( vlc_object_t *p_obj, const char *psz_uri,
235 const char *psz_name,
237 const char *const *ppsz_options,
241 playlist_t *p_playlist = pl_Yield( p_obj );
242 DECMALLOC_NULL( p_input, input_item_t );
244 input_ItemInit( p_obj, p_input );
245 vlc_gc_init( p_input, input_ItemDestroy, (void *)p_obj );
248 p_input->i_id = ++p_playlist->i_last_input_id;
249 ARRAY_APPEND( p_playlist->input_items, p_input );
253 p_input->b_fixed_name = VLC_FALSE;
256 p_input->psz_uri = strdup( psz_uri );
258 p_input->psz_uri = NULL;
260 p_input->i_type = i_type;
261 p_input->b_prefers_tree = VLC_FALSE;
263 if( p_input->i_type == ITEM_TYPE_UNKNOWN )
264 GuessType( p_input );
266 if( psz_name != NULL )
267 p_input->psz_name = strdup( psz_name );
268 else if( p_input->i_type == ITEM_TYPE_FILE )
270 const char *psz_filename = strrchr( p_input->psz_uri, DIR_SEP_CHAR );
271 if( psz_filename && *psz_filename == DIR_SEP_CHAR )
273 p_input->psz_name = strdup( psz_filename && *psz_filename
274 ? psz_filename : p_input->psz_uri );
277 p_input->psz_name = strdup( p_input->psz_uri );
279 p_input->i_duration = i_duration;
280 p_input->ppsz_options = NULL;
281 p_input->i_options = 0;
283 for( int i = 0; i < i_options; i++ )
284 input_ItemAddOption( p_input, ppsz_options[i] );
288 /* Guess the type of the item using the beginning of the mrl */
289 static void GuessType( input_item_t *p_item)
292 static struct { const char *psz_search; int i_type; } types_array[] =
294 { "http", ITEM_TYPE_NET },
295 { "dvd", ITEM_TYPE_DISC },
296 { "cdda", ITEM_TYPE_CDDA },
297 { "mms", ITEM_TYPE_NET },
298 { "rtsp", ITEM_TYPE_NET },
299 { "udp", ITEM_TYPE_NET },
300 { "rtp", ITEM_TYPE_NET },
301 { "vcd", ITEM_TYPE_DISC },
302 { "v4l", ITEM_TYPE_CARD },
303 { "dshow", ITEM_TYPE_CARD },
304 { "pvr", ITEM_TYPE_CARD },
305 { "dvb", ITEM_TYPE_CARD },
306 { "qpsk", ITEM_TYPE_CARD },
307 { "sdp", ITEM_TYPE_NET },
311 for( i = 0; types_array[i].psz_search != NULL; i++ )
313 if( !strncmp( p_item->psz_uri, types_array[i].psz_search,
314 strlen( types_array[i].psz_search ) ) )
316 p_item->i_type = types_array[i].i_type;
320 p_item->i_type = ITEM_TYPE_FILE;