1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 1999-2004 the VideoLAN team
7 * Authors: Gildas Bazin <gbazin@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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
26 #include <vlc/input.h>
28 #include "input_internal.h"
29 #include "vlc_playlist.h"
32 static void UpdateBookmarksOption( input_thread_t * );
33 static void NotifyPlaylist( input_thread_t * );
35 /****************************************************************************
37 ****************************************************************************/
39 * Control function for inputs.
40 * \param p_input input handle
41 * \param i_query query type
42 * \return VLC_SUCCESS if ok
44 int input_Control( input_thread_t *p_input, int i_query, ... )
49 va_start( args, i_query );
50 i_result = input_vaControl( p_input, i_query, args );
56 int input_vaControl( input_thread_t *p_input, int i_query, va_list args )
58 seekpoint_t *p_bkmk, ***ppp_bkmk;
71 case INPUT_GET_POSITION:
72 pf = (double*)va_arg( args, double * );
73 *pf = var_GetFloat( p_input, "position" );
76 case INPUT_SET_POSITION:
77 f = (double)va_arg( args, double );
78 return var_SetFloat( p_input, "position", f );
80 case INPUT_GET_LENGTH:
81 pi_64 = (int64_t*)va_arg( args, int64_t * );
82 *pi_64 = var_GetTime( p_input, "length" );
86 pi_64 = (int64_t*)va_arg( args, int64_t * );
87 *pi_64 = var_GetTime( p_input, "time" );
91 i_64 = (int64_t)va_arg( args, int64_t );
92 return var_SetTime( p_input, "time", i_64 );
95 pi_int = (int*)va_arg( args, int * );
96 *pi_int = var_GetInteger( p_input, "rate" );
100 i_int = (int)va_arg( args, int );
101 return var_SetInteger( p_input, "rate", i_int );
103 case INPUT_GET_STATE:
104 pi_int = (int*)va_arg( args, int * );
105 *pi_int = var_GetInteger( p_input, "state" );
108 case INPUT_SET_STATE:
109 i_int = (int)va_arg( args, int );
110 return var_SetInteger( p_input, "state", i_int );
112 case INPUT_GET_AUDIO_DELAY:
113 pi_64 = (int64_t*)va_arg( args, int64_t * );
114 *pi_64 = var_GetTime( p_input, "audio-delay" );
117 case INPUT_GET_SPU_DELAY:
118 pi_64 = (int64_t*)va_arg( args, int64_t * );
119 *pi_64 = var_GetTime( p_input, "spu-delay" );
122 case INPUT_SET_AUDIO_DELAY:
123 i_64 = (int64_t)va_arg( args, int64_t );
124 return var_SetTime( p_input, "audio-delay", i_64 );
126 case INPUT_SET_SPU_DELAY:
127 i_64 = (int64_t)va_arg( args, int64_t );
128 return var_SetTime( p_input, "spu-delay", i_64 );
132 /* FIXME : Impossible to use vlc_input_item_AddInfo because of
133 * the ... problem ? */
134 char *psz_cat = (char *)va_arg( args, char * );
135 char *psz_name = (char *)va_arg( args, char * );
136 char *psz_format = (char *)va_arg( args, char * );
138 info_category_t *p_cat;
142 vlc_mutex_lock( &p_input->input.p_item->lock );
143 for( i = 0; i < p_input->input.p_item->i_categories; i++ )
145 if( !strcmp( p_input->input.p_item->pp_categories[i]->psz_name,
149 if( i == p_input->input.p_item->i_categories )
151 p_cat = malloc( sizeof( info_category_t ) );
154 vlc_mutex_lock( &p_input->input.p_item->lock );
157 p_cat->psz_name = strdup( psz_cat );
159 p_cat->pp_infos = NULL;
160 INSERT_ELEM( p_input->input.p_item->pp_categories,
161 p_input->input.p_item->i_categories,
162 p_input->input.p_item->i_categories, p_cat );
165 p_cat = p_input->input.p_item->pp_categories[i];
167 for( i = 0; i < p_cat->i_infos; i++ )
169 if( !strcmp( p_cat->pp_infos[i]->psz_name, psz_name ) )
171 if( p_cat->pp_infos[i]->psz_value )
172 free( p_cat->pp_infos[i]->psz_value );
177 if( i == p_cat->i_infos )
179 p_info = malloc( sizeof( info_t ) );
182 vlc_mutex_lock( &p_input->input.p_item->lock );
186 INSERT_ELEM( p_cat->pp_infos, p_cat->i_infos,
187 p_cat->i_infos, p_info );
188 p_info->psz_name = strdup( psz_name );
191 p_info = p_cat->pp_infos[i];
192 vasprintf( &p_info->psz_value, psz_format, args );
194 vlc_mutex_unlock( &p_input->input.p_item->lock );
196 NotifyPlaylist( p_input );
202 char *psz_cat = (char *)va_arg( args, char * );
203 char *psz_name = (char *)va_arg( args, char * );
205 info_category_t *p_cat = NULL;
208 vlc_mutex_lock( &p_input->input.p_item->lock );
209 for( i = 0; i < p_input->input.p_item->i_categories; i++ )
211 if( !strcmp( p_input->input.p_item->pp_categories[i]->psz_name,
214 p_cat = p_input->input.p_item->pp_categories[i];
220 vlc_mutex_unlock( &p_input->input.p_item->lock );
224 for( i = 0; i < p_cat->i_infos; i++ )
226 if( !strcmp( p_cat->pp_infos[i]->psz_name, psz_name ) )
228 free( p_cat->pp_infos[i]->psz_name );
229 if( p_cat->pp_infos[i]->psz_value )
230 free( p_cat->pp_infos[i]->psz_value );
231 free( p_cat->pp_infos[i] );
232 REMOVE_ELEM( p_cat->pp_infos, p_cat->i_infos, i );
236 vlc_mutex_unlock( &p_input->input.p_item->lock );
238 if( i >= p_cat->i_infos )
241 NotifyPlaylist( p_input );
248 char *psz_cat = (char *)va_arg( args, char * );
249 char *psz_name = (char *)va_arg( args, char * );
250 char **ppsz_value = (char **)va_arg( args, char ** );
251 int i_ret = VLC_EGENERIC;
254 *ppsz_value = vlc_input_item_GetInfo( p_input->input.p_item,
261 char *psz_name = (char *)va_arg( args, char * );
263 if( !psz_name ) return VLC_EGENERIC;
265 vlc_mutex_lock( &p_input->input.p_item->lock );
266 if( p_input->input.p_item->psz_name )
267 free( p_input->input.p_item->psz_name );
268 p_input->input.p_item->psz_name = strdup( psz_name );
269 vlc_mutex_unlock( &p_input->input.p_item->lock );
271 NotifyPlaylist( p_input );
276 case INPUT_ADD_BOOKMARK:
277 p_bkmk = (seekpoint_t *)va_arg( args, seekpoint_t * );
278 p_bkmk = vlc_seekpoint_Duplicate( p_bkmk );
280 vlc_mutex_lock( &p_input->input.p_item->lock );
281 if( !p_bkmk->psz_name )
283 asprintf( &p_bkmk->psz_name, _("Bookmark %i"),
284 p_input->i_bookmark );
287 TAB_APPEND( p_input->i_bookmark, p_input->bookmark, p_bkmk );
289 /* Reflect the changes on the object var */
290 var_Change( p_input, "bookmark", VLC_VAR_CLEARCHOICES, 0, 0 );
292 vlc_value_t val, text;
295 for( i = 0; i < p_input->i_bookmark; i++ )
298 text.psz_string = p_input->bookmark[i]->psz_name;
299 var_Change( p_input, "bookmark", VLC_VAR_ADDCHOICE,
303 vlc_mutex_unlock( &p_input->input.p_item->lock );
305 UpdateBookmarksOption( p_input );
309 case INPUT_CHANGE_BOOKMARK:
310 p_bkmk = (seekpoint_t *)va_arg( args, seekpoint_t * );
311 i_bkmk = (int)va_arg( args, int );
313 vlc_mutex_lock( &p_input->input.p_item->lock );
314 if( i_bkmk < p_input->i_bookmark )
316 vlc_value_t val, text;
319 p_input->bookmark[i_bkmk] = p_bkmk;
321 /* Reflect the changes on the object var */
322 var_Change( p_input, "bookmark", VLC_VAR_CLEARCHOICES, 0, 0 );
323 for( i = 0; i < p_input->i_bookmark; i++ )
326 text.psz_string = p_input->bookmark[i]->psz_name;
327 var_Change( p_input, "bookmark", VLC_VAR_ADDCHOICE,
331 vlc_mutex_unlock( &p_input->input.p_item->lock );
333 UpdateBookmarksOption( p_input );
337 case INPUT_DEL_BOOKMARK:
338 i_bkmk = (int)va_arg( args, int );
340 vlc_mutex_lock( &p_input->input.p_item->lock );
341 if( i_bkmk < p_input->i_bookmark )
343 vlc_value_t val, text;
346 p_bkmk = p_input->bookmark[i_bkmk];
347 TAB_REMOVE( p_input->i_bookmark, p_input->bookmark,
349 vlc_seekpoint_Delete( p_bkmk );
351 /* Reflect the changes on the object var */
352 var_Change( p_input, "bookmark", VLC_VAR_CLEARCHOICES, 0, 0 );
353 for( i = 0; i < p_input->i_bookmark; i++ )
356 text.psz_string = p_input->bookmark[i]->psz_name;
357 var_Change( p_input, "bookmark", VLC_VAR_ADDCHOICE,
360 vlc_mutex_unlock( &p_input->input.p_item->lock );
362 UpdateBookmarksOption( p_input );
366 vlc_mutex_unlock( &p_input->input.p_item->lock );
370 case INPUT_GET_BOOKMARKS:
371 ppp_bkmk = (seekpoint_t ***)va_arg( args, seekpoint_t *** );
372 pi_bkmk = (int *)va_arg( args, int * );
374 vlc_mutex_lock( &p_input->input.p_item->lock );
375 if( p_input->i_bookmark )
379 *pi_bkmk = p_input->i_bookmark;
380 *ppp_bkmk = malloc( sizeof(seekpoint_t *) *
381 p_input->i_bookmark );
382 for( i = 0; i < p_input->i_bookmark; i++ )
385 vlc_seekpoint_Duplicate(p_input->bookmark[i]);
388 vlc_mutex_unlock( &p_input->input.p_item->lock );
396 vlc_mutex_unlock( &p_input->input.p_item->lock );
401 case INPUT_CLEAR_BOOKMARKS:
403 vlc_mutex_lock( &p_input->input.p_item->lock );
404 if( p_input->i_bookmark )
408 for( i = p_input->i_bookmark - 1; i >= 0; i-- )
410 p_bkmk = p_input->bookmark[i];
411 TAB_REMOVE( p_input->i_bookmark, p_input->bookmark,
413 vlc_seekpoint_Delete( p_bkmk );
415 var_Change( p_input, "bookmark", VLC_VAR_CLEARCHOICES, 0, 0 );
417 vlc_mutex_unlock( &p_input->input.p_item->lock );
419 UpdateBookmarksOption( p_input );
423 case INPUT_SET_BOOKMARK:
424 i_bkmk = (int)va_arg( args, int );
426 vlc_mutex_lock( &p_input->input.p_item->lock );
427 if( i_bkmk >= 0 && i_bkmk < p_input->i_bookmark )
432 if( p_input->bookmark[i_bkmk]->i_time_offset != -1 )
434 pos.i_time = p_input->bookmark[i_bkmk]->i_time_offset;
435 i_ret = var_Set( p_input, "time", pos );
437 else if( p_input->bookmark[i_bkmk]->i_byte_offset != -1 )
439 // don't crash on bookmarks in live streams
440 if( stream_Size( p_input->input.p_stream ) == 0 )
442 vlc_mutex_unlock( &p_input->input.p_item->lock );
445 pos.f_float = !p_input->input.p_stream ? 0 :
446 p_input->bookmark[i_bkmk]->i_byte_offset /
447 stream_Size( p_input->input.p_stream );
448 i_ret = var_Set( p_input, "position", pos );
453 i_ret = var_Set( p_input, "position", pos );
456 vlc_mutex_unlock( &p_input->input.p_item->lock );
461 vlc_mutex_unlock( &p_input->input.p_item->lock );
467 case INPUT_ADD_OPTION:
469 char *psz_option = (char *)va_arg( args, char * );
470 char *psz_value = (char *)va_arg( args, char * );
473 vlc_mutex_lock( &p_input->input.p_item->lock );
474 /* Check if option already exists */
475 for( i = 0; i < p_input->input.p_item->i_options; i++ )
477 if( !strncmp( p_input->input.p_item->ppsz_options[i],
478 psz_option, strlen( psz_option ) ) &&
479 p_input->input.p_item->ppsz_options[i][strlen(psz_option)]
482 free( p_input->input.p_item->ppsz_options[i] );
486 if( i == p_input->input.p_item->i_options )
488 p_input->input.p_item->i_options++;
489 p_input->input.p_item->ppsz_options =
490 realloc( p_input->input.p_item->ppsz_options,
491 p_input->input.p_item->i_options *
495 asprintf( &p_input->input.p_item->ppsz_options[i],
496 "%s=%s", psz_option, psz_value ) ;
497 vlc_mutex_unlock( &p_input->input.p_item->lock );
502 case INPUT_GET_BYTE_POSITION:
503 pi_64 = (int64_t*)va_arg( args, int64_t * );
504 *pi_64 = !p_input->input.p_stream ? 0 :
505 stream_Tell( p_input->input.p_stream );
508 case INPUT_SET_BYTE_SIZE:
509 pi_64 = (int64_t*)va_arg( args, int64_t * );
510 *pi_64 = !p_input->input.p_stream ? 0 :
511 stream_Size( p_input->input.p_stream );
514 case INPUT_ADD_SLAVE:
515 psz = (char*)va_arg( args, char * );
518 val.psz_string = strdup( psz );
519 input_ControlPush( p_input, INPUT_CONTROL_ADD_SLAVE, &val );
524 msg_Err( p_input, "unknown query in input_vaControl" );
529 static void NotifyPlaylist( input_thread_t *p_input )
531 playlist_t *p_playlist =
532 (playlist_t *)vlc_object_find( p_input, VLC_OBJECT_PLAYLIST,
536 var_SetInteger( p_playlist, "item-change", p_playlist->i_index );
537 vlc_object_release( p_playlist );
541 static void UpdateBookmarksOption( input_thread_t *p_input )
544 char *psz_value = NULL, *psz_next = NULL;
546 vlc_mutex_lock( &p_input->input.p_item->lock );
547 for( i = 0; i < p_input->i_bookmark; i++ )
549 asprintf( &psz_value, "{name=%s,bytes="I64Fd",time="I64Fd"}",
550 p_input->bookmark[i]->psz_name,
551 p_input->bookmark[i]->i_byte_offset,
552 p_input->bookmark[i]->i_time_offset/1000000 );
553 i_len += strlen( psz_value );
556 for( i = 0; i < p_input->i_bookmark; i++ )
558 if( !i ) psz_value = psz_next = malloc( i_len + p_input->i_bookmark );
560 sprintf( psz_next, "{name=%s,bytes="I64Fd",time="I64Fd"}",
561 p_input->bookmark[i]->psz_name,
562 p_input->bookmark[i]->i_byte_offset,
563 p_input->bookmark[i]->i_time_offset/1000000 );
565 psz_next += strlen( psz_next );
566 if( i < p_input->i_bookmark - 1)
568 *psz_next = ','; psz_next++;
571 vlc_mutex_unlock( &p_input->input.p_item->lock );
573 input_Control( p_input, INPUT_ADD_OPTION, "bookmarks",
574 psz_value ? psz_value : "" );