Drawable: separate XIDs and HWNDs
[vlc.git] / src / control / video.c
1 /*****************************************************************************
2  * video.c: libvlc new API video functions
3  *****************************************************************************
4  * Copyright (C) 2005 the VideoLAN team
5  *
6  * $Id$
7  *
8  * Authors: Cl´┐Żent Stenac <zorglub@videolan.org>
9  *          Filippo Carone <littlejohn@videolan.org>
10  *          Jean-Paul Saman <jpsaman _at_ m2x _dot_ nl>
11  *          Damien Fouilleul <damienf a_t videolan dot org>
12  *
13  * This program is free software; you can redistribute it and/or modify
14  * it under the terms of the GNU General Public License as published by
15  * the Free Software Foundation; either version 2 of the License, or
16  * (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
26  *****************************************************************************/
27
28 #include "libvlc_internal.h"
29
30 #include <vlc/libvlc.h>
31 #include <vlc_input.h>
32 #include <vlc_vout.h>
33
34 /*
35  * Remember to release the returned vout_thread_t.
36  */
37 static vout_thread_t *GetVout( libvlc_media_player_t *p_mi,
38                                libvlc_exception_t *p_exception )
39 {
40     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_exception );
41     vout_thread_t *p_vout = NULL;
42
43     if( p_input_thread )
44     {
45         p_vout = vlc_object_find( p_input_thread, VLC_OBJECT_VOUT, FIND_CHILD );
46         if( !p_vout )
47         {
48             libvlc_exception_raise( p_exception, "No active video output" );
49         }
50         vlc_object_release( p_input_thread );
51     }
52     return p_vout;
53 }
54
55 /**********************************************************************
56  * Exported functions
57  **********************************************************************/
58
59 void libvlc_set_fullscreen( libvlc_media_player_t *p_mi, int b_fullscreen,
60                             libvlc_exception_t *p_e )
61 {
62     /* We only work on the first vout */
63     vout_thread_t *p_vout = GetVout( p_mi, p_e );
64
65     /* GetVout will raise the exception for us */
66     if( !p_vout ) return;
67
68     var_SetBool( p_vout, "fullscreen", b_fullscreen );
69
70     vlc_object_release( p_vout );
71 }
72
73 int libvlc_get_fullscreen( libvlc_media_player_t *p_mi,
74                             libvlc_exception_t *p_e )
75 {
76     /* We only work on the first vout */
77     vout_thread_t *p_vout = GetVout( p_mi, p_e );
78     int i_ret;
79
80     /* GetVout will raise the exception for us */
81     if( !p_vout ) return 0;
82
83     i_ret = var_GetBool( p_vout, "fullscreen" );
84
85     vlc_object_release( p_vout );
86
87     return i_ret;
88 }
89
90 void libvlc_toggle_fullscreen( libvlc_media_player_t *p_mi,
91                                libvlc_exception_t *p_e )
92 {
93     /* We only work on the first vout */
94     vout_thread_t *p_vout = GetVout( p_mi, p_e );
95     bool ret;
96
97     /* GetVout will raise the exception for us */
98     if( !p_vout ) return;
99
100     ret = var_GetBool( p_vout, "fullscreen" );
101     var_SetBool( p_vout, "fullscreen", !ret );
102
103     vlc_object_release( p_vout );
104 }
105
106 void
107 libvlc_video_take_snapshot( libvlc_media_player_t *p_mi, char *psz_filepath,
108         unsigned int i_width, unsigned int i_height, libvlc_exception_t *p_e )
109 {
110     vout_thread_t *p_vout = GetVout( p_mi, p_e );
111     input_thread_t *p_input_thread;
112
113     /* GetVout will raise the exception for us */
114     if( !p_vout ) return;
115
116     if( !psz_filepath )
117     {
118         libvlc_exception_raise( p_e, "filepath is null" );
119         return;
120     }
121
122     var_SetInteger( p_vout, "snapshot-width", i_width );
123     var_SetInteger( p_vout, "snapshot-height", i_height );
124
125     p_input_thread = p_mi->p_input_thread;
126     if( !p_mi->p_input_thread )
127     {
128         libvlc_exception_raise( p_e, "Input does not exist" );
129         return;
130     }
131
132     var_SetString( p_vout, "snapshot-path", psz_filepath );
133     var_SetString( p_vout, "snapshot-format", "png" );
134
135     vout_Control( p_vout, VOUT_SNAPSHOT );
136     vlc_object_release( p_vout );
137 }
138
139 int libvlc_video_get_height( libvlc_media_player_t *p_mi,
140                              libvlc_exception_t *p_e )
141 {
142     int height;
143
144     vout_thread_t *p_vout = GetVout( p_mi, p_e );
145     if( !p_vout ) return 0;
146
147     height = p_vout->i_window_height;
148
149     vlc_object_release( p_vout );
150
151     return height;
152 }
153
154 int libvlc_video_get_width( libvlc_media_player_t *p_mi,
155                             libvlc_exception_t *p_e )
156 {
157     int width;
158
159     vout_thread_t *p_vout = GetVout( p_mi, p_e );
160     if( !p_vout ) return 0;
161
162     width = p_vout->i_window_width;
163
164     vlc_object_release( p_vout );
165
166     return width;
167 }
168
169 int libvlc_media_player_has_vout( libvlc_media_player_t *p_mi,
170                                      libvlc_exception_t *p_e )
171 {
172     input_thread_t *p_input_thread = libvlc_get_input_thread(p_mi, p_e);
173     bool has_vout = false;
174
175     if( p_input_thread )
176     {
177         vout_thread_t *p_vout;
178
179         p_vout = vlc_object_find( p_input_thread, VLC_OBJECT_VOUT, FIND_CHILD );
180         if( p_vout )
181         {
182             has_vout = true;
183             vlc_object_release( p_vout );
184         }
185         vlc_object_release( p_input_thread );
186     }
187     return has_vout;
188 }
189
190 int libvlc_video_reparent( libvlc_media_player_t *p_mi, libvlc_drawable_t d,
191                            libvlc_exception_t *p_e )
192 {
193     vout_thread_t *p_vout = GetVout( p_mi, p_e );
194
195     if( p_vout )
196     {
197         vout_Control( p_vout , VOUT_REPARENT, d);
198         vlc_object_release( p_vout );
199     }
200     return 0;
201 }
202
203 void libvlc_video_resize( libvlc_media_player_t *p_mi, int width, int height, libvlc_exception_t *p_e )
204 {
205     vout_thread_t *p_vout = GetVout( p_mi, p_e );
206     if( p_vout )
207     {
208         vout_Control( p_vout, VOUT_SET_SIZE, width, height );
209         vlc_object_release( p_vout );
210     }
211 }
212
213 void libvlc_video_redraw_rectangle( libvlc_media_player_t *p_mi,
214                            const libvlc_rectangle_t *area,
215                            libvlc_exception_t *p_e )
216 {
217     if( (NULL != area)
218      && ((area->bottom - area->top) > 0)
219      && ((area->right - area->left) > 0) )
220     {
221         vout_thread_t *p_vout = GetVout( p_mi, p_e );
222         if( p_vout )
223         {
224             /* tell running vout to redraw area */
225             vout_Control( p_vout , VOUT_REDRAW_RECT,
226                                area->top, area->left, area->bottom, area->right );
227             vlc_object_release( p_vout );
228         }
229     }
230 }
231
232 /* global video settings */
233
234 /* Deprecated use libvlc_media_player_set_drawable() */
235 void libvlc_video_set_parent( libvlc_instance_t *p_instance, libvlc_drawable_t d,
236                               libvlc_exception_t *p_e )
237 {
238     /* set as default for future vout instances */
239 #ifdef WIN32
240     vlc_value_t val;
241
242     if( sizeof(HWND) > sizeof(libvlc_drawable_t) )
243         return; /* BOOM! we told you not to use this function! */
244     val.p_address = (void *)(uintptr_t)d;
245     var_Set( p_instance->p_libvlc_int, "drawable-hwnd", val );
246 #else
247     var_SetInteger( p_instance->p_libvlc_int, "drawable-xid", d );
248 #endif
249
250     libvlc_media_player_t *p_mi = libvlc_playlist_get_media_player(p_instance, p_e);
251     if( p_mi )
252     {
253         libvlc_media_player_set_drawable( p_mi, d, p_e );
254         libvlc_media_player_release(p_mi);
255     }
256 }
257
258 /* Deprecated use libvlc_media_player_get_drawable() */
259 libvlc_drawable_t libvlc_video_get_parent( libvlc_instance_t *p_instance, libvlc_exception_t *p_e )
260 {
261     VLC_UNUSED(p_e);
262
263 #ifdef WIN32
264     vlc_value_t val;
265
266     if( sizeof(HWND) > sizeof(libvlc_drawable_t) )
267         return 0;
268     var_Get( p_instance->p_libvlc_int, "drawable-hwnd", &val );
269     return (uintptr_t)val.p_address;
270 #else
271     return var_GetInteger( p_instance->p_libvlc_int, "drawable-xid" );
272 #endif
273 }
274
275
276 void libvlc_video_set_size( libvlc_instance_t *p_instance, int width, int height,
277                            libvlc_exception_t *p_e )
278 {
279     /* set as default for future vout instances */
280     config_PutInt(p_instance->p_libvlc_int, "width", width);
281     config_PutInt(p_instance->p_libvlc_int, "height", height);
282
283     libvlc_media_player_t *p_mi = libvlc_playlist_get_media_player(p_instance, p_e);
284     if( p_mi )
285     {
286         vout_thread_t *p_vout = GetVout( p_mi, p_e );
287         if( p_vout )
288         {
289             /* tell running vout to re-size */
290             vout_Control( p_vout , VOUT_SET_SIZE, width, height);
291             vlc_object_release( p_vout );
292         }
293         libvlc_media_player_release(p_mi);
294     }
295 }
296
297 void libvlc_video_set_viewport( libvlc_instance_t *p_instance,
298                             const libvlc_rectangle_t *view, const libvlc_rectangle_t *clip,
299                            libvlc_exception_t *p_e )
300 {
301     if( !view )
302     {
303         libvlc_exception_raise( p_e, "viewport is NULL" );
304         return;
305     }
306
307     /* if clip is NULL, then use view rectangle as clip */
308     if( !clip )
309         clip = view;
310
311     /* set as default for future vout instances */
312     var_SetInteger( p_instance->p_libvlc_int, "drawable-view-top", view->top );
313     var_SetInteger( p_instance->p_libvlc_int, "drawable-view-left", view->left );
314     var_SetInteger( p_instance->p_libvlc_int, "drawable-view-bottom", view->bottom );
315     var_SetInteger( p_instance->p_libvlc_int, "drawable-view-right", view->right );
316     var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-top", clip->top );
317     var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-left", clip->left );
318     var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-bottom", clip->bottom );
319     var_SetInteger( p_instance->p_libvlc_int, "drawable-clip-right", clip->right );
320
321     libvlc_media_player_t *p_mi = libvlc_playlist_get_media_player(p_instance, p_e);
322     if( p_mi )
323     {
324         vout_thread_t *p_vout = GetVout( p_mi, p_e );
325         if( p_vout )
326         {
327             /* change viewport for running vout */
328             vout_Control( p_vout , VOUT_SET_VIEWPORT,
329                                view->top, view->left, view->bottom, view->right,
330                                clip->top, clip->left, clip->bottom, clip->right );
331             vlc_object_release( p_vout );
332         }
333         libvlc_media_player_release(p_mi);
334     }
335 }
336
337 char *libvlc_video_get_aspect_ratio( libvlc_media_player_t *p_mi,
338                                      libvlc_exception_t *p_e )
339 {
340     char *psz_aspect = 0;
341     vout_thread_t *p_vout = GetVout( p_mi, p_e );
342
343     if( !p_vout ) return 0;
344
345     psz_aspect = var_GetNonEmptyString( p_vout, "aspect-ratio" );
346     vlc_object_release( p_vout );
347     return psz_aspect ? psz_aspect : strdup("");
348 }
349
350 void libvlc_video_set_aspect_ratio( libvlc_media_player_t *p_mi,
351                                     char *psz_aspect, libvlc_exception_t *p_e )
352 {
353     vout_thread_t *p_vout = GetVout( p_mi, p_e );
354     int i_ret = -1;
355
356     if( !p_vout ) return;
357
358     i_ret = var_SetString( p_vout, "aspect-ratio", psz_aspect );
359     if( i_ret )
360         libvlc_exception_raise( p_e,
361                         "Unexpected error while setting aspect-ratio value" );
362
363     vlc_object_release( p_vout );
364 }
365
366 int libvlc_video_get_spu( libvlc_media_player_t *p_mi,
367                           libvlc_exception_t *p_e )
368 {
369     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
370     vlc_value_t val_list;
371     vlc_value_t val;
372     int i_spu = -1;
373     int i_ret = -1;
374     int i;
375
376     if( !p_input_thread ) return -1;
377
378     i_ret = var_Get( p_input_thread, "spu-es", &val );
379     if( i_ret < 0 )
380     {
381         libvlc_exception_raise( p_e, "Getting subtitle information failed" );
382         vlc_object_release( p_input_thread );
383         return i_ret;
384     }
385
386     var_Change( p_input_thread, "spu-es", VLC_VAR_GETCHOICES, &val_list, NULL );
387     for( i = 0; i < val_list.p_list->i_count; i++ )
388     {
389         vlc_value_t spu_val = val_list.p_list->p_values[i];
390         if( val.i_int == spu_val.i_int )
391         {
392             i_spu = i;
393             break;
394         }
395     }
396     vlc_object_release( p_input_thread );
397     return i_spu;
398 }
399
400 int libvlc_video_get_spu_count( libvlc_media_player_t *p_mi,
401                                 libvlc_exception_t *p_e )
402 {
403     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
404     vlc_value_t val_list;
405
406     if( !p_input_thread )
407         return -1;
408
409     var_Change( p_input_thread, "spu-es", VLC_VAR_GETCHOICES, &val_list, NULL );
410     vlc_object_release( p_input_thread );
411     return val_list.p_list->i_count;
412 }
413
414 libvlc_track_description_t *
415         libvlc_video_get_spu_description( libvlc_media_player_t *p_mi,
416                                           libvlc_exception_t *p_e )
417 {
418     return libvlc_get_track_description( p_mi, "spu-es", p_e);
419 }
420
421 void libvlc_video_set_spu( libvlc_media_player_t *p_mi, int i_spu,
422                            libvlc_exception_t *p_e )
423 {
424     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
425     vlc_value_t val_list;
426     vlc_value_t newval;
427     int i_ret = -1;
428
429     if( !p_input_thread ) return;
430
431     var_Change( p_input_thread, "spu-es", VLC_VAR_GETCHOICES, &val_list, NULL );
432     if( (i_spu < 0) && (i_spu > val_list.p_list->i_count) )
433     {
434         libvlc_exception_raise( p_e, "Subtitle value out of range" );
435         vlc_object_release( p_input_thread );
436         return;
437     }
438
439     newval = val_list.p_list->p_values[i_spu];
440     i_ret = var_Set( p_input_thread, "spu-es", newval );
441     if( i_ret < 0 )
442     {
443         libvlc_exception_raise( p_e, "Setting subtitle value failed" );
444     }
445     vlc_object_release( p_input_thread );
446 }
447
448 int libvlc_video_set_subtitle_file( libvlc_media_player_t *p_mi,
449                                     char *psz_subtitle,
450                                     libvlc_exception_t *p_e )
451 {
452     input_thread_t *p_input_thread = libvlc_get_input_thread ( p_mi, p_e );
453     bool b_ret = false;
454
455     if( p_input_thread )
456     {
457         if( !input_AddSubtitle( p_input_thread, psz_subtitle, true ) )
458             b_ret = true;
459         vlc_object_release( p_input_thread );
460     }
461     return b_ret;
462 }
463
464 libvlc_track_description_t *
465         libvlc_video_get_title_description( libvlc_media_player_t *p_mi,
466                                             libvlc_exception_t * p_e )
467 {
468     return libvlc_get_track_description( p_mi, "title", p_e);
469 }
470
471 libvlc_track_description_t *
472         libvlc_video_get_chapter_description( libvlc_media_player_t *p_mi,
473                                               int i_title,
474                                               libvlc_exception_t *p_e )
475 {
476     char psz_title[12];
477     sprintf( psz_title,  "title %2i", i_title );
478     return libvlc_get_track_description( p_mi, psz_title, p_e);
479 }
480
481 char *libvlc_video_get_crop_geometry( libvlc_media_player_t *p_mi,
482                                    libvlc_exception_t *p_e )
483 {
484     char *psz_geometry = 0;
485     vout_thread_t *p_vout = GetVout( p_mi, p_e );
486
487     if( !p_vout ) return 0;
488
489     psz_geometry = var_GetNonEmptyString( p_vout, "crop" );
490     vlc_object_release( p_vout );
491     return psz_geometry ? psz_geometry : strdup("");
492 }
493
494 void libvlc_video_set_crop_geometry( libvlc_media_player_t *p_mi,
495                                     char *psz_geometry, libvlc_exception_t *p_e )
496 {
497     vout_thread_t *p_vout = GetVout( p_mi, p_e );
498     int i_ret = -1;
499
500     if( !p_vout ) return;
501
502     i_ret = var_SetString( p_vout, "crop", psz_geometry );
503     if( i_ret )
504         libvlc_exception_raise( p_e,
505                         "Unexpected error while setting crop geometry" );
506
507     vlc_object_release( p_vout );
508 }
509
510 int libvlc_video_get_teletext( libvlc_media_player_t *p_mi,
511                                libvlc_exception_t *p_e )
512 {
513     vout_thread_t *p_vout = GetVout( p_mi, p_e );
514     vlc_object_t *p_vbi;
515     int i_ret = -1;
516
517     if( !p_vout ) return i_ret;
518
519     p_vbi = (vlc_object_t *) vlc_object_find_name( p_vout, "zvbi",
520                                                    FIND_ANYWHERE );
521     if( p_vbi )
522     {
523         i_ret = var_GetInteger( p_vbi, "vbi-page" );
524         vlc_object_release( p_vbi );
525     }
526
527     vlc_object_release( p_vout );
528     return i_ret;
529 }
530
531 void libvlc_video_set_teletext( libvlc_media_player_t *p_mi, int i_page,
532                                 libvlc_exception_t *p_e )
533 {
534     vout_thread_t *p_vout = GetVout( p_mi, p_e );
535     vlc_object_t *p_vbi;
536     int i_ret = -1;
537
538     if( !p_vout ) return;
539
540     p_vbi = (vlc_object_t *) vlc_object_find_name( p_vout, "zvbi",
541                                                    FIND_ANYWHERE );
542     if( p_vbi )
543     {
544         i_ret = var_SetInteger( p_vbi, "vbi-page", i_page );
545         vlc_object_release( p_vbi );
546         if( i_ret )
547             libvlc_exception_raise( p_e,
548                             "Unexpected error while setting teletext page" );
549     }
550     vlc_object_release( p_vout );
551 }
552
553 void libvlc_toggle_teletext( libvlc_media_player_t *p_mi,
554                              libvlc_exception_t *p_e )
555 {
556     input_thread_t *p_input_thread;
557     vlc_object_t *p_vbi;
558     int i_ret;
559
560     p_input_thread = libvlc_get_input_thread(p_mi, p_e);
561     if( !p_input_thread ) return;
562
563     p_vbi = (vlc_object_t *) vlc_object_find_name( p_input_thread, "zvbi",
564                                                    FIND_ANYWHERE );
565     if( p_vbi )
566     {
567         const int i_teletext_es = var_GetInteger( p_input_thread, "teletext-es" );
568         const int i_spu_es = var_GetInteger( p_input_thread, "spu-es" );
569
570         if( (i_teletext_es >= 0) && (i_teletext_es == i_spu_es) )
571         {
572             int i_page = 100;
573
574             i_page = var_GetInteger( p_vbi, "vbi-page" );
575             i_page = (i_teletext_es >= 0) ? i_page : 0;
576
577             i_ret = var_SetInteger( p_vbi, "vbi-page", i_page );
578             if( i_ret )
579                 libvlc_exception_raise( p_e,
580                                 "Unexpected error while setting teletext page" );
581         }
582         else if( i_teletext_es >= 0 )
583         {
584             bool opaque = true;
585
586             opaque = var_GetBool( p_vbi, "vbi-opaque" );
587             i_ret = var_SetBool( p_vbi, "vbi-opaque", !opaque );
588             if( i_ret )
589                 libvlc_exception_raise( p_e,
590                                 "Unexpected error while setting teletext transparency" );
591         }
592         vlc_object_release( p_vbi );
593     }
594     else
595     {
596         /* Teletext is not enabled yet, so enable it.
597          * Only after it is enable it is possible to view teletext pages
598          */
599         const int i_teletext_es = var_GetInteger( p_input_thread, "teletext-es" );
600
601         if( i_teletext_es >= 0 )
602         {
603             const int i_spu_es = var_GetInteger( p_input_thread, "spu-es" );
604
605             if( i_teletext_es == i_spu_es )
606                 var_SetInteger( p_input_thread, "spu-es", -1 );
607             else
608                 var_SetInteger( p_input_thread, "spu-es", i_teletext_es );
609         }
610     }
611     vlc_object_release( p_input_thread );
612 }
613
614 int libvlc_video_get_track_count( libvlc_media_player_t *p_mi,
615                                   libvlc_exception_t *p_e )
616 {
617     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
618     vlc_value_t val_list;
619
620     if( !p_input_thread )
621         return -1;
622
623     var_Change( p_input_thread, "video-es", VLC_VAR_GETCHOICES, &val_list, NULL );
624     vlc_object_release( p_input_thread );
625     return val_list.p_list->i_count;
626 }
627
628 libvlc_track_description_t *
629         libvlc_video_get_track_description( libvlc_media_player_t *p_mi,
630                                             libvlc_exception_t *p_e )
631 {
632     return libvlc_get_track_description( p_mi, "video-es", p_e);
633 }
634
635 int libvlc_video_get_track( libvlc_media_player_t *p_mi,
636                             libvlc_exception_t *p_e )
637 {
638     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
639     vlc_value_t val_list;
640     vlc_value_t val;
641     int i_track = -1;
642     int i_ret = -1;
643     int i;
644
645     if( !p_input_thread )
646         return -1;
647
648     i_ret = var_Get( p_input_thread, "video-es", &val );
649     if( i_ret < 0 )
650     {
651         libvlc_exception_raise( p_e, "Getting Video track information failed" );
652         vlc_object_release( p_input_thread );
653         return i_ret;
654     }
655
656     var_Change( p_input_thread, "video-es", VLC_VAR_GETCHOICES, &val_list, NULL );
657     for( i = 0; i < val_list.p_list->i_count; i++ )
658     {
659         vlc_value_t track_val = val_list.p_list->p_values[i];
660         if( track_val.i_int == val.i_int )
661         {
662             i_track = i;
663             break;
664        }
665     }
666     vlc_object_release( p_input_thread );
667     return i_track;
668 }
669
670 void libvlc_video_set_track( libvlc_media_player_t *p_mi, int i_track,
671                              libvlc_exception_t *p_e )
672 {
673     input_thread_t *p_input_thread = libvlc_get_input_thread( p_mi, p_e );
674     vlc_value_t val_list;
675     int i_ret = -1;
676     int i;
677
678     if( !p_input_thread )
679         return;
680
681     var_Change( p_input_thread, "video-es", VLC_VAR_GETCHOICES, &val_list, NULL );
682     for( i = 0; i < val_list.p_list->i_count; i++ )
683     {
684         vlc_value_t val = val_list.p_list->p_values[i];
685         if( i_track == val.i_int )
686         {
687             i_ret = var_Set( p_input_thread, "audio-es", val );
688             if( i_ret < 0 )
689                 libvlc_exception_raise( p_e, "Setting video track failed" );
690             vlc_object_release( p_input_thread );
691             return;
692         }
693     }
694     libvlc_exception_raise( p_e, "Video track out of range" );
695     vlc_object_release( p_input_thread );
696 }
697
698 int libvlc_video_destroy( libvlc_media_player_t *p_mi,
699                           libvlc_exception_t *p_e )
700 {
701     vout_thread_t *p_vout = GetVout( p_mi, p_e );
702     vlc_object_detach( p_vout );
703     vlc_object_release( p_vout );
704     vlc_object_release( p_vout );
705
706     return 0;
707 }