1 /*****************************************************************************
2 * vout_intf.c : video output interface
3 *****************************************************************************
4 * Copyright (C) 2000-2007 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
31 #include <stdlib.h> /* free() */
32 #include <sys/types.h> /* opendir() */
33 #include <dirent.h> /* opendir() */
35 #include <vlc_interface.h>
36 #include <vlc_block.h>
37 #include <vlc_playlist.h>
40 #include <vlc_image.h>
42 #include <vlc_charset.h>
44 #include <vlc_strings.h>
45 #include <vlc_charset.h>
47 /*****************************************************************************
49 *****************************************************************************/
50 static void InitWindowSize( vout_thread_t *, unsigned *, unsigned * );
52 /* Object variables callbacks */
53 static int ZoomCallback( vlc_object_t *, char const *,
54 vlc_value_t, vlc_value_t, void * );
55 static int CropCallback( vlc_object_t *, char const *,
56 vlc_value_t, vlc_value_t, void * );
57 static int AspectCallback( vlc_object_t *, char const *,
58 vlc_value_t, vlc_value_t, void * );
59 static int OnTopCallback( vlc_object_t *, char const *,
60 vlc_value_t, vlc_value_t, void * );
61 static int FullscreenCallback( vlc_object_t *, char const *,
62 vlc_value_t, vlc_value_t, void * );
63 static int SnapshotCallback( vlc_object_t *, char const *,
64 vlc_value_t, vlc_value_t, void * );
66 /*****************************************************************************
67 * vout_RequestWindow: Create/Get a video window if possible.
68 *****************************************************************************
69 * This function looks for the main interface and tries to request
70 * a new video window. If it fails then the vout will still need to create the
72 *****************************************************************************/
73 void *vout_RequestWindow( vout_thread_t *p_vout,
74 int *pi_x_hint, int *pi_y_hint,
75 unsigned int *pi_width_hint,
76 unsigned int *pi_height_hint )
78 intf_thread_t *p_intf = NULL;
85 if( !var_Type( p_vout, "aspect-ratio" ) ) vout_IntfInit( p_vout );
87 /* Get requested coordinates */
88 var_Get( p_vout, "video-x", &val );
89 *pi_x_hint = val.i_int ;
90 var_Get( p_vout, "video-y", &val );
91 *pi_y_hint = val.i_int;
93 *pi_width_hint = p_vout->i_window_width;
94 *pi_height_hint = p_vout->i_window_height;
96 /* Check whether someone provided us with a window ID */
97 var_Get( p_vout->p_libvlc, "drawable", &val );
98 if( val.i_int ) return (void *)val.i_int;
100 /* Find if the main interface supports embedding */
101 p_list = vlc_list_find( p_vout, VLC_OBJECT_INTF, FIND_ANYWHERE );
102 if( !p_list ) return NULL;
104 for( i = 0; i < p_list->i_count; i++ )
106 p_intf = (intf_thread_t *)p_list->p_values[i].p_object;
107 if( p_intf->b_block && p_intf->pf_request_window ) break;
113 vlc_list_release( p_list );
117 vlc_object_yield( p_intf );
118 vlc_list_release( p_list );
120 p_window = p_intf->pf_request_window( p_intf, p_vout, pi_x_hint, pi_y_hint,
121 pi_width_hint, pi_height_hint );
123 if( !p_window ) vlc_object_release( p_intf );
124 else p_vout->p_parent_intf = p_intf;
129 void vout_ReleaseWindow( vout_thread_t *p_vout, void *p_window )
131 intf_thread_t *p_intf = p_vout->p_parent_intf;
133 if( !p_intf ) return;
135 vlc_mutex_lock( &p_intf->object_lock );
138 vlc_mutex_unlock( &p_intf->object_lock );
142 if( !p_intf->pf_release_window )
144 msg_Err( p_vout, "no pf_release_window");
145 vlc_mutex_unlock( &p_intf->object_lock );
146 vlc_object_release( p_intf );
150 p_intf->pf_release_window( p_intf, p_window );
152 p_vout->p_parent_intf = NULL;
153 vlc_mutex_unlock( &p_intf->object_lock );
154 vlc_object_release( p_intf );
157 int vout_ControlWindow( vout_thread_t *p_vout, void *p_window,
158 int i_query, va_list args )
160 intf_thread_t *p_intf = p_vout->p_parent_intf;
163 if( !p_intf ) return VLC_EGENERIC;
165 vlc_mutex_lock( &p_intf->object_lock );
168 vlc_mutex_unlock( &p_intf->object_lock );
172 if( !p_intf->pf_control_window )
174 msg_Err( p_vout, "no pf_control_window");
175 vlc_mutex_unlock( &p_intf->object_lock );
179 i_ret = p_intf->pf_control_window( p_intf, p_window, i_query, args );
180 vlc_mutex_unlock( &p_intf->object_lock );
184 /*****************************************************************************
185 * vout_IntfInit: called during the vout creation to initialise misc things.
186 *****************************************************************************/
187 void vout_IntfInit( vout_thread_t *p_vout )
189 vlc_value_t val, text, old_val;
190 vlc_bool_t b_force_par = VLC_FALSE;
193 /* Create a few object variables we'll need later on */
194 var_Create( p_vout, "snapshot-path", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
195 var_Create( p_vout, "snapshot-prefix", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
196 var_Create( p_vout, "snapshot-format", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
197 var_Create( p_vout, "snapshot-preview", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
198 var_Create( p_vout, "snapshot-sequential",
199 VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
200 var_Create( p_vout, "snapshot-num", VLC_VAR_INTEGER );
201 var_SetInteger( p_vout, "snapshot-num", 1 );
203 var_Create( p_vout, "width", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
204 var_Create( p_vout, "height", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
205 var_Create( p_vout, "align", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
206 var_Get( p_vout, "align", &val );
207 p_vout->i_alignment = val.i_int;
209 var_Create( p_vout, "video-x", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
210 var_Create( p_vout, "video-y", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
212 /* Zoom object var */
213 var_Create( p_vout, "zoom", VLC_VAR_FLOAT | VLC_VAR_ISCOMMAND |
214 VLC_VAR_HASCHOICE | VLC_VAR_DOINHERIT );
216 text.psz_string = _("Zoom");
217 var_Change( p_vout, "zoom", VLC_VAR_SETTEXT, &text, NULL );
219 var_Get( p_vout, "zoom", &old_val );
220 if( old_val.f_float == 0.25 ||
221 old_val.f_float == 0.5 ||
222 old_val.f_float == 1 ||
223 old_val.f_float == 2 )
225 var_Change( p_vout, "zoom", VLC_VAR_DELCHOICE, &old_val, NULL );
228 val.f_float = 0.25; text.psz_string = _("1:4 Quarter");
229 var_Change( p_vout, "zoom", VLC_VAR_ADDCHOICE, &val, &text );
230 val.f_float = 0.5; text.psz_string = _("1:2 Half");
231 var_Change( p_vout, "zoom", VLC_VAR_ADDCHOICE, &val, &text );
232 val.f_float = 1; text.psz_string = _("1:1 Original");
233 var_Change( p_vout, "zoom", VLC_VAR_ADDCHOICE, &val, &text );
234 val.f_float = 2; text.psz_string = _("2:1 Double");
235 var_Change( p_vout, "zoom", VLC_VAR_ADDCHOICE, &val, &text );
237 var_Set( p_vout, "zoom", old_val );
239 var_AddCallback( p_vout, "zoom", ZoomCallback, NULL );
241 /* Crop offset vars */
242 var_Create( p_vout, "crop-left", VLC_VAR_INTEGER );
243 var_Create( p_vout, "crop-top", VLC_VAR_INTEGER );
244 var_Create( p_vout, "crop-right", VLC_VAR_INTEGER );
245 var_Create( p_vout, "crop-bottom", VLC_VAR_INTEGER );
247 var_SetInteger( p_vout, "crop-left", 0 );
248 var_SetInteger( p_vout, "crop-top", 0 );
249 var_SetInteger( p_vout, "crop-right", 0 );
250 var_SetInteger( p_vout, "crop-bottom", 0 );
252 var_AddCallback( p_vout, "crop-left", CropCallback, NULL );
253 var_AddCallback( p_vout, "crop-top", CropCallback, NULL );
254 var_AddCallback( p_vout, "crop-right", CropCallback, NULL );
255 var_AddCallback( p_vout, "crop-bottom", CropCallback, NULL );
257 /* Crop object var */
258 var_Create( p_vout, "crop", VLC_VAR_STRING |
259 VLC_VAR_HASCHOICE | VLC_VAR_DOINHERIT );
261 text.psz_string = _("Crop");
262 var_Change( p_vout, "crop", VLC_VAR_SETTEXT, &text, NULL );
265 var_Change( p_vout, "crop", VLC_VAR_DELCHOICE, &val, 0 );
266 val.psz_string = ""; text.psz_string = _("Default");
267 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
268 val.psz_string = "1:1"; text.psz_string = "1:1";
269 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
270 val.psz_string = "4:3"; text.psz_string = "4:3";
271 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
272 val.psz_string = "16:9"; text.psz_string = "16:9";
273 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
274 val.psz_string = "16:10"; text.psz_string = "16:10";
275 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
276 val.psz_string = "5:4"; text.psz_string = "5:4";
277 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
278 val.psz_string = "5:3"; text.psz_string = "5:3";
279 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
280 val.psz_string = "1.85:1"; text.psz_string = "1.85:1";
281 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
282 val.psz_string = "221:100"; text.psz_string = "2.21:1";
283 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
284 val.psz_string = "235:100"; text.psz_string = "2.35:1";
285 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
286 val.psz_string = "239:100"; text.psz_string = "2.39:1";
287 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text );
289 /* Add custom crop ratios */
290 psz_buf = config_GetPsz( p_vout, "custom-crop-ratios" );
291 if( psz_buf && *psz_buf )
293 char *psz_cur = psz_buf;
295 while( psz_cur && *psz_cur )
297 psz_next = strchr( psz_cur, ',' );
303 val.psz_string = strdup( psz_cur );
304 text.psz_string = strdup( psz_cur );
305 var_Change( p_vout, "crop", VLC_VAR_ADDCHOICE, &val, &text);
306 free( val.psz_string );
307 free( text.psz_string );
311 if( psz_buf ) free( psz_buf );
313 var_AddCallback( p_vout, "crop", CropCallback, NULL );
314 var_Get( p_vout, "crop", &old_val );
315 if( old_val.psz_string && *old_val.psz_string )
316 var_Change( p_vout, "crop", VLC_VAR_TRIGGER_CALLBACKS, 0, 0 );
317 if( old_val.psz_string ) free( old_val.psz_string );
319 /* Monitor pixel aspect-ratio */
320 var_Create( p_vout, "monitor-par", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
321 var_Get( p_vout, "monitor-par", &val );
322 if( val.psz_string && *val.psz_string )
324 char *psz_parser = strchr( val.psz_string, ':' );
325 unsigned int i_aspect_num = 0, i_aspect_den = 0;
329 i_aspect_num = strtol( val.psz_string, 0, 10 );
330 i_aspect_den = strtol( ++psz_parser, 0, 10 );
334 i_aspect = atof( val.psz_string );
335 vlc_ureduce( &i_aspect_num, &i_aspect_den,
336 i_aspect *VOUT_ASPECT_FACTOR, VOUT_ASPECT_FACTOR, 0 );
338 if( !i_aspect_num || !i_aspect_den ) i_aspect_num = i_aspect_den = 1;
340 p_vout->i_par_num = i_aspect_num;
341 p_vout->i_par_den = i_aspect_den;
343 vlc_ureduce( &p_vout->i_par_num, &p_vout->i_par_den,
344 p_vout->i_par_num, p_vout->i_par_den, 0 );
346 msg_Dbg( p_vout, "overriding monitor pixel aspect-ratio: %i:%i",
347 p_vout->i_par_num, p_vout->i_par_den );
348 b_force_par = VLC_TRUE;
350 if( val.psz_string ) free( val.psz_string );
352 /* Aspect-ratio object var */
353 var_Create( p_vout, "aspect-ratio", VLC_VAR_STRING |
354 VLC_VAR_HASCHOICE | VLC_VAR_DOINHERIT );
356 text.psz_string = _("Aspect-ratio");
357 var_Change( p_vout, "aspect-ratio", VLC_VAR_SETTEXT, &text, NULL );
360 var_Change( p_vout, "aspect-ratio", VLC_VAR_DELCHOICE, &val, 0 );
361 val.psz_string = ""; text.psz_string = _("Default");
362 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
363 val.psz_string = "1:1"; text.psz_string = "1:1";
364 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
365 val.psz_string = "4:3"; text.psz_string = "4:3";
366 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
367 val.psz_string = "16:9"; text.psz_string = "16:9";
368 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
369 val.psz_string = "16:10"; text.psz_string = "16:10";
370 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
371 val.psz_string = "221:100"; text.psz_string = "2.21:1";
372 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
373 val.psz_string = "5:4"; text.psz_string = "5:4";
374 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text );
376 /* Add custom aspect ratios */
377 psz_buf = config_GetPsz( p_vout, "custom-aspect-ratios" );
378 if( psz_buf && *psz_buf )
380 char *psz_cur = psz_buf;
382 while( psz_cur && *psz_cur )
384 psz_next = strchr( psz_cur, ',' );
390 val.psz_string = strdup( psz_cur );
391 text.psz_string = strdup( psz_cur );
392 var_Change( p_vout, "aspect-ratio", VLC_VAR_ADDCHOICE, &val, &text);
393 free( val.psz_string );
394 free( text.psz_string );
398 if( psz_buf ) free( psz_buf );
400 var_AddCallback( p_vout, "aspect-ratio", AspectCallback, NULL );
401 var_Get( p_vout, "aspect-ratio", &old_val );
402 if( (old_val.psz_string && *old_val.psz_string) || b_force_par )
403 var_Change( p_vout, "aspect-ratio", VLC_VAR_TRIGGER_CALLBACKS, 0, 0 );
404 if( old_val.psz_string ) free( old_val.psz_string );
406 /* Initialize the dimensions of the video window */
407 InitWindowSize( p_vout, &p_vout->i_window_width,
408 &p_vout->i_window_height );
410 /* Add a variable to indicate if the window should be on top of others */
411 var_Create( p_vout, "video-on-top", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
412 text.psz_string = _("Always on top");
413 var_Change( p_vout, "video-on-top", VLC_VAR_SETTEXT, &text, NULL );
414 var_AddCallback( p_vout, "video-on-top", OnTopCallback, NULL );
416 /* Add a variable to indicate whether we want window decoration or not */
417 var_Create( p_vout, "video-deco", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
419 /* Add a fullscreen variable */
420 var_Create( p_vout, "fullscreen", VLC_VAR_BOOL );
421 text.psz_string = _("Fullscreen");
422 var_Change( p_vout, "fullscreen", VLC_VAR_SETTEXT, &text, NULL );
423 var_Change( p_vout, "fullscreen", VLC_VAR_INHERITVALUE, &val, NULL );
426 /* user requested fullscreen */
427 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
429 var_AddCallback( p_vout, "fullscreen", FullscreenCallback, NULL );
431 /* Add a snapshot variable */
432 var_Create( p_vout, "video-snapshot", VLC_VAR_VOID | VLC_VAR_ISCOMMAND );
433 text.psz_string = _("Snapshot");
434 var_Change( p_vout, "video-snapshot", VLC_VAR_SETTEXT, &text, NULL );
435 var_AddCallback( p_vout, "video-snapshot", SnapshotCallback, NULL );
437 /* Mouse coordinates */
438 var_Create( p_vout, "mouse-x", VLC_VAR_INTEGER );
439 var_Create( p_vout, "mouse-y", VLC_VAR_INTEGER );
440 var_Create( p_vout, "mouse-button-down", VLC_VAR_INTEGER );
441 var_Create( p_vout, "mouse-moved", VLC_VAR_BOOL );
442 var_Create( p_vout, "mouse-clicked", VLC_VAR_INTEGER );
444 var_Create( p_vout, "intf-change", VLC_VAR_BOOL );
445 val.b_bool = VLC_TRUE;
446 var_Set( p_vout, "intf-change", val );
449 /*****************************************************************************
450 * vout_Snapshot: generates a snapshot.
451 *****************************************************************************/
452 int vout_Snapshot( vout_thread_t *p_vout, picture_t *p_pic )
454 image_handler_t *p_image = image_HandlerCreate( p_vout );
455 video_format_t fmt_in, fmt_out;
456 char *psz_filename = NULL;
457 subpicture_t *p_subpic;
459 vlc_value_t val, format;
463 memset( &fmt_in, 0, sizeof(video_format_t));
464 memset( &fmt_out, 0, sizeof(video_format_t));
466 var_Get( p_vout, "snapshot-path", &val );
467 if( val.psz_string && !*val.psz_string )
469 free( val.psz_string );
473 /* Embedded snapshot : if snapshot-path == object:object-id, then
474 create a snapshot_t* and store it in
475 object(object-id)->p_private, then unlock and signal the
478 if( val.psz_string && !strncmp( val.psz_string, "object:", 7 ) )
481 vlc_object_t* p_dest;
483 snapshot_t *p_snapshot;
486 /* Destination object-id is following object: */
487 i_id = atoi( &val.psz_string[7] );
488 p_dest = ( vlc_object_t* )vlc_current_object( i_id );
491 msg_Err( p_vout, "Cannot find calling object" );
492 image_HandlerDelete( p_image );
495 /* Object must be locked. We will unlock it once we get the
496 snapshot and written it to p_private */
497 p_dest->p_private = NULL;
499 /* Save the snapshot to a memory zone */
500 fmt_in = p_vout->fmt_in;
501 fmt_out.i_sar_num = fmt_out.i_sar_den = 1;
502 /* FIXME: should not be hardcoded. We should be able to
503 specify the snapshot size (snapshot-width and snapshot-height). */
504 fmt_out.i_width = 320;
505 fmt_out.i_height = 200;
506 fmt_out.i_chroma = VLC_FOURCC( 'p','n','g',' ' );
507 p_block = ( block_t* ) image_Write( p_image, p_pic, &fmt_in, &fmt_out );
510 msg_Err( p_vout, "Could not get snapshot" );
511 image_HandlerDelete( p_image );
512 vlc_cond_signal( &p_dest->object_wait );
513 vlc_mutex_unlock( &p_dest->object_lock );
514 vlc_object_release( p_dest );
518 /* Copy the p_block data to a snapshot structure */
519 /* FIXME: get the timestamp */
520 p_snapshot = ( snapshot_t* ) malloc( sizeof( snapshot_t ) );
523 block_Release( p_block );
524 image_HandlerDelete( p_image );
525 vlc_cond_signal( &p_dest->object_wait );
526 vlc_mutex_unlock( &p_dest->object_lock );
527 vlc_object_release( p_dest );
531 i_size = p_block->i_buffer;
533 p_snapshot->i_width = fmt_out.i_width;
534 p_snapshot->i_height = fmt_out.i_height;
535 p_snapshot->i_datasize = i_size;
536 p_snapshot->date = p_block->i_pts; /* FIXME ?? */
537 p_snapshot->p_data = ( char* ) malloc( i_size );
538 if( !p_snapshot->p_data )
540 block_Release( p_block );
542 image_HandlerDelete( p_image );
543 vlc_cond_signal( &p_dest->object_wait );
544 vlc_mutex_unlock( &p_dest->object_lock );
545 vlc_object_release( p_dest );
548 memcpy( p_snapshot->p_data, p_block->p_buffer, p_block->i_buffer );
550 p_dest->p_private = p_snapshot;
552 block_Release( p_block );
554 /* Unlock the object */
555 vlc_cond_signal( &p_dest->object_wait );
556 vlc_mutex_unlock( &p_dest->object_lock );
557 vlc_object_release( p_dest );
559 image_HandlerDelete( p_image );
564 #if defined(__APPLE__) || defined(SYS_BEOS)
565 if( !val.psz_string && p_vout->p_libvlc->psz_homedir )
567 asprintf( &val.psz_string, "%s/Desktop",
568 p_vout->p_libvlc->psz_homedir );
571 #elif defined(WIN32) && !defined(UNDER_CE)
572 if( !val.psz_string && p_vout->p_libvlc->psz_homedir )
574 /* Get the My Pictures folder path */
576 char *p_mypicturesdir = NULL;
577 typedef HRESULT (WINAPI *SHGETFOLDERPATH)( HWND, int, HANDLE, DWORD,
579 #ifndef CSIDL_FLAG_CREATE
580 # define CSIDL_FLAG_CREATE 0x8000
582 #ifndef CSIDL_MYPICTURES
583 # define CSIDL_MYPICTURES 0x27
585 #ifndef SHGFP_TYPE_CURRENT
586 # define SHGFP_TYPE_CURRENT 0
589 HINSTANCE shfolder_dll;
590 SHGETFOLDERPATH SHGetFolderPath ;
592 /* load the shfolder dll to retrieve SHGetFolderPath */
593 if( ( shfolder_dll = LoadLibrary( _T("SHFolder.dll") ) ) != NULL )
595 wchar_t wdir[PATH_MAX];
596 SHGetFolderPath = (void *)GetProcAddress( shfolder_dll,
597 _T("SHGetFolderPathW") );
598 if ((SHGetFolderPath != NULL )
599 && SUCCEEDED (SHGetFolderPath (NULL,
600 CSIDL_MYPICTURES | CSIDL_FLAG_CREATE,
601 NULL, SHGFP_TYPE_CURRENT,
603 p_mypicturesdir = FromWide (wdir);
605 FreeLibrary( shfolder_dll );
608 if( p_mypicturesdir == NULL )
610 asprintf( &val.psz_string, "%s\\" CONFIG_DIR,
611 p_vout->p_libvlc->psz_homedir );
615 asprintf( &val.psz_string, p_mypicturesdir );
616 free( p_mypicturesdir );
621 if( !val.psz_string && p_vout->p_libvlc->psz_homedir )
623 asprintf( &val.psz_string, "%s/" CONFIG_DIR,
624 p_vout->p_libvlc->psz_homedir );
628 if( !val.psz_string )
630 msg_Err( p_vout, "no path specified for snapshots" );
633 var_Get( p_vout, "snapshot-format", &format );
634 if( !format.psz_string || !*format.psz_string )
636 if( format.psz_string ) free( format.psz_string );
637 format.psz_string = strdup( "png" );
641 * Did the user specify a directory? If not, path = NULL.
643 path = utf8_opendir ( (const char *)val.psz_string );
647 char *psz_prefix = var_GetString( p_vout, "snapshot-prefix" );
648 if( !psz_prefix ) psz_prefix = strdup( "vlcsnap-" );
651 char *psz_tmp = str_format( p_vout, psz_prefix );
652 filename_sanitize( psz_tmp );
654 psz_prefix = psz_tmp;
658 if( var_GetBool( p_vout, "snapshot-sequential" ) == VLC_TRUE )
660 int i_num = var_GetInteger( p_vout, "snapshot-num" );
664 asprintf( &psz_filename, "%s" DIR_SEP "%s%05d.%s", val.psz_string,
665 psz_prefix, i_num++, format.psz_string );
667 while( ( p_file = utf8_fopen( psz_filename, "r" ) ) && !fclose( p_file ) );
668 var_SetInteger( p_vout, "snapshot-num", i_num );
672 asprintf( &psz_filename, "%s" DIR_SEP "%s%u.%s", val.psz_string,
674 (unsigned int)(p_pic->date / 100000) & 0xFFFFFF,
680 else // The user specified a full path name (including file name)
682 psz_filename = str_format( p_vout, val.psz_string );
683 path_sanitize( psz_filename );
686 free( val.psz_string );
687 free( format.psz_string );
689 /* Save the snapshot */
690 fmt_in = p_vout->fmt_in;
691 fmt_out.i_sar_num = fmt_out.i_sar_den = 1;
692 i_ret = image_WriteUrl( p_image, p_pic, &fmt_in, &fmt_out, psz_filename );
693 if( i_ret != VLC_SUCCESS )
695 msg_Err( p_vout, "could not create snapshot %s", psz_filename );
696 free( psz_filename );
697 image_HandlerDelete( p_image );
701 msg_Dbg( p_vout, "snapshot taken (%s)", psz_filename );
702 vout_OSDMessage( VLC_OBJECT( p_vout ), DEFAULT_CHAN,
703 "%s", psz_filename );
704 free( psz_filename );
706 if( var_GetBool( p_vout, "snapshot-preview" ) )
708 /* Inject a subpicture with the snapshot */
709 memset( &fmt_out, 0, sizeof(fmt_out) );
710 fmt_out.i_chroma = VLC_FOURCC('Y','U','V','A');
711 p_pif = image_Convert( p_image, p_pic, &fmt_in, &fmt_out );
712 image_HandlerDelete( p_image );
713 if( !p_pif ) return VLC_EGENERIC;
715 p_subpic = spu_CreateSubpicture( p_vout->p_spu );
716 if( p_subpic == NULL )
718 p_pif->pf_release( p_pif );
722 p_subpic->i_channel = 0;
723 p_subpic->i_start = mdate();
724 p_subpic->i_stop = mdate() + 4000000;
725 p_subpic->b_ephemer = VLC_TRUE;
726 p_subpic->b_fade = VLC_TRUE;
727 p_subpic->i_original_picture_width = p_vout->render.i_width * 4;
728 p_subpic->i_original_picture_height = p_vout->render.i_height * 4;
730 p_subpic->p_region = spu_CreateRegion( p_vout->p_spu, &fmt_out );
731 vout_CopyPicture( p_image->p_parent, &p_subpic->p_region->picture,
733 p_pif->pf_release( p_pif );
735 spu_DisplaySubpicture( p_vout->p_spu, p_subpic );
739 image_HandlerDelete( p_image );
745 /*****************************************************************************
747 *****************************************************************************/
749 void vout_EnableFilter( vout_thread_t *p_vout, char *psz_name,
750 vlc_bool_t b_add, vlc_bool_t b_setconfig )
753 char *psz_string = config_GetPsz( p_vout, "vout-filter" );
755 /* Todo : Use some generic chain manipulation functions */
756 if( !psz_string ) psz_string = strdup("");
758 psz_parser = strstr( psz_string, psz_name );
763 psz_parser = psz_string;
764 asprintf( &psz_string, (*psz_string) ? "%s:%s" : "%s%s",
765 psz_string, psz_name );
775 memmove( psz_parser, psz_parser + strlen(psz_name) +
776 (*(psz_parser + strlen(psz_name)) == ':' ? 1 : 0 ),
777 strlen(psz_parser + strlen(psz_name)) + 1 );
779 /* Remove trailing : : */
780 if( *(psz_string+strlen(psz_string ) -1 ) == ':' )
782 *(psz_string+strlen(psz_string ) -1 ) = '\0';
792 config_PutPsz( p_vout, "vout-filter", psz_string );
794 var_SetString( p_vout, "vout-filter", psz_string );
798 /*****************************************************************************
799 * vout_ControlDefault: default methods for video output control.
800 *****************************************************************************/
801 int vout_vaControlDefault( vout_thread_t *p_vout, int i_query, va_list args )
808 if( p_vout->p_parent_intf )
810 vlc_object_release( p_vout->p_parent_intf );
811 p_vout->p_parent_intf = NULL;
817 p_vout->b_snapshot = VLC_TRUE;
822 msg_Dbg( p_vout, "control query not supported" );
827 /*****************************************************************************
828 * InitWindowSize: find the initial dimensions the video window should have.
829 *****************************************************************************
830 * This function will check the "width", "height" and "zoom" config options and
831 * will calculate the size that the video window should have.
832 *****************************************************************************/
833 static void InitWindowSize( vout_thread_t *p_vout, unsigned *pi_width,
834 unsigned *pi_height )
837 int i_width, i_height;
840 #define FP_FACTOR 1000 /* our fixed point factor */
842 var_Get( p_vout, "width", &val );
844 var_Get( p_vout, "height", &val );
845 i_height = val.i_int;
846 var_Get( p_vout, "zoom", &val );
847 ll_zoom = (uint64_t)( FP_FACTOR * val.f_float );
849 if( i_width > 0 && i_height > 0)
851 *pi_width = (int)( i_width * ll_zoom / FP_FACTOR );
852 *pi_height = (int)( i_height * ll_zoom / FP_FACTOR );
855 else if( i_width > 0 )
857 *pi_width = (int)( i_width * ll_zoom / FP_FACTOR );
858 *pi_height = (int)( p_vout->fmt_in.i_visible_height * ll_zoom *
859 p_vout->fmt_in.i_sar_den * i_width / p_vout->fmt_in.i_sar_num /
860 FP_FACTOR / p_vout->fmt_in.i_visible_width );
863 else if( i_height > 0 )
865 *pi_height = (int)( i_height * ll_zoom / FP_FACTOR );
866 *pi_width = (int)( p_vout->fmt_in.i_visible_width * ll_zoom *
867 p_vout->fmt_in.i_sar_num * i_height / p_vout->fmt_in.i_sar_den /
868 FP_FACTOR / p_vout->fmt_in.i_visible_height );
872 if( p_vout->fmt_in.i_sar_num == 0 || p_vout->fmt_in.i_sar_den == 0 ) {
873 msg_Warn( p_vout, "fucked up aspect" );
874 *pi_width = (int)( p_vout->fmt_in.i_visible_width * ll_zoom / FP_FACTOR );
875 *pi_height = (int)( p_vout->fmt_in.i_visible_height * ll_zoom /FP_FACTOR);
877 else if( p_vout->fmt_in.i_sar_num >= p_vout->fmt_in.i_sar_den )
879 *pi_width = (int)( p_vout->fmt_in.i_visible_width * ll_zoom *
880 p_vout->fmt_in.i_sar_num / p_vout->fmt_in.i_sar_den / FP_FACTOR );
881 *pi_height = (int)( p_vout->fmt_in.i_visible_height * ll_zoom
886 *pi_width = (int)( p_vout->fmt_in.i_visible_width * ll_zoom
888 *pi_height = (int)( p_vout->fmt_in.i_visible_height * ll_zoom *
889 p_vout->fmt_in.i_sar_den / p_vout->fmt_in.i_sar_num / FP_FACTOR );
893 msg_Dbg( p_vout, "window size: %dx%d", p_vout->i_window_width,
894 p_vout->i_window_height );
899 /*****************************************************************************
900 * Object variables callbacks
901 *****************************************************************************/
902 static int ZoomCallback( vlc_object_t *p_this, char const *psz_cmd,
903 vlc_value_t oldval, vlc_value_t newval, void *p_data )
905 vout_thread_t *p_vout = (vout_thread_t *)p_this;
906 (void)psz_cmd; (void)oldval; (void)newval; (void)p_data;
907 InitWindowSize( p_vout, &p_vout->i_window_width,
908 &p_vout->i_window_height );
909 vout_Control( p_vout, VOUT_SET_SIZE, p_vout->i_window_width,
910 p_vout->i_window_height );
914 static int CropCallback( vlc_object_t *p_this, char const *psz_cmd,
915 vlc_value_t oldval, vlc_value_t newval, void *p_data )
917 vout_thread_t *p_vout = (vout_thread_t *)p_this;
918 int64_t i_aspect_num, i_aspect_den;
919 unsigned int i_width, i_height;
921 (void)oldval; (void)p_data;
923 /* Restore defaults */
924 p_vout->fmt_in.i_x_offset = p_vout->fmt_render.i_x_offset;
925 p_vout->fmt_in.i_visible_width = p_vout->fmt_render.i_visible_width;
926 p_vout->fmt_in.i_y_offset = p_vout->fmt_render.i_y_offset;
927 p_vout->fmt_in.i_visible_height = p_vout->fmt_render.i_visible_height;
929 if( !strcmp( psz_cmd, "crop" ) )
931 char *psz_end = NULL, *psz_parser = strchr( newval.psz_string, ':' );
934 /* We're using the 3:4 syntax */
935 i_aspect_num = strtol( newval.psz_string, &psz_end, 10 );
936 if( psz_end == newval.psz_string || !i_aspect_num ) goto crop_end;
938 i_aspect_den = strtol( ++psz_parser, &psz_end, 10 );
939 if( psz_end == psz_parser || !i_aspect_den ) goto crop_end;
941 i_width = p_vout->fmt_in.i_sar_den*p_vout->fmt_render.i_visible_height *
942 i_aspect_num / i_aspect_den / p_vout->fmt_in.i_sar_num;
943 i_height = p_vout->fmt_render.i_visible_width*p_vout->fmt_in.i_sar_num *
944 i_aspect_den / i_aspect_num / p_vout->fmt_in.i_sar_den;
946 if( i_width < p_vout->fmt_render.i_visible_width )
948 p_vout->fmt_in.i_x_offset = p_vout->fmt_render.i_x_offset +
949 (p_vout->fmt_render.i_visible_width - i_width) / 2;
950 p_vout->fmt_in.i_visible_width = i_width;
954 p_vout->fmt_in.i_y_offset = p_vout->fmt_render.i_y_offset +
955 (p_vout->fmt_render.i_visible_height - i_height) / 2;
956 p_vout->fmt_in.i_visible_height = i_height;
961 psz_parser = strchr( newval.psz_string, 'x' );
964 /* Maybe we're using the <width>x<height>+<left>+<top> syntax */
965 unsigned int i_crop_width, i_crop_height, i_crop_top, i_crop_left;
967 i_crop_width = strtol( newval.psz_string, &psz_end, 10 );
968 if( psz_end != psz_parser ) goto crop_end;
970 psz_parser = strchr( ++psz_end, '+' );
971 i_crop_height = strtol( psz_end, &psz_end, 10 );
972 if( psz_end != psz_parser ) goto crop_end;
974 psz_parser = strchr( ++psz_end, '+' );
975 i_crop_left = strtol( psz_end, &psz_end, 10 );
976 if( psz_end != psz_parser ) goto crop_end;
979 i_crop_top = strtol( psz_end, &psz_end, 10 );
980 if( *psz_end != '\0' ) goto crop_end;
982 i_width = i_crop_width;
983 p_vout->fmt_in.i_visible_width = i_width;
985 i_height = i_crop_height;
986 p_vout->fmt_in.i_visible_height = i_height;
988 p_vout->fmt_in.i_x_offset = i_crop_left;
989 p_vout->fmt_in.i_y_offset = i_crop_top;
993 /* Maybe we're using the <left>+<top>+<right>+<bottom> syntax */
994 unsigned int i_crop_top, i_crop_left, i_crop_bottom, i_crop_right;
996 psz_parser = strchr( newval.psz_string, '+' );
997 i_crop_left = strtol( newval.psz_string, &psz_end, 10 );
998 if( psz_end != psz_parser ) goto crop_end;
1000 psz_parser = strchr( ++psz_end, '+' );
1001 i_crop_top = strtol( psz_end, &psz_end, 10 );
1002 if( psz_end != psz_parser ) goto crop_end;
1004 psz_parser = strchr( ++psz_end, '+' );
1005 i_crop_right = strtol( psz_end, &psz_end, 10 );
1006 if( psz_end != psz_parser ) goto crop_end;
1009 i_crop_bottom = strtol( psz_end, &psz_end, 10 );
1010 if( *psz_end != '\0' ) goto crop_end;
1012 i_width = p_vout->fmt_render.i_visible_width
1013 - i_crop_left - i_crop_right;
1014 p_vout->fmt_in.i_visible_width = i_width;
1016 i_height = p_vout->fmt_render.i_visible_height
1017 - i_crop_top - i_crop_bottom;
1018 p_vout->fmt_in.i_visible_height = i_height;
1020 p_vout->fmt_in.i_x_offset = i_crop_left;
1021 p_vout->fmt_in.i_y_offset = i_crop_top;
1025 else if( !strcmp( psz_cmd, "crop-top" )
1026 || !strcmp( psz_cmd, "crop-left" )
1027 || !strcmp( psz_cmd, "crop-bottom" )
1028 || !strcmp( psz_cmd, "crop-right" ) )
1030 unsigned int i_crop_top, i_crop_left, i_crop_bottom, i_crop_right;
1032 i_crop_top = var_GetInteger( p_vout, "crop-top" );
1033 i_crop_left = var_GetInteger( p_vout, "crop-left" );
1034 i_crop_right = var_GetInteger( p_vout, "crop-right" );
1035 i_crop_bottom = var_GetInteger( p_vout, "crop-bottom" );
1037 i_width = p_vout->fmt_render.i_visible_width
1038 - i_crop_left - i_crop_right;
1039 p_vout->fmt_in.i_visible_width = i_width;
1041 i_height = p_vout->fmt_render.i_visible_height
1042 - i_crop_top - i_crop_bottom;
1043 p_vout->fmt_in.i_visible_height = i_height;
1045 p_vout->fmt_in.i_x_offset = i_crop_left;
1046 p_vout->fmt_in.i_y_offset = i_crop_top;
1050 InitWindowSize( p_vout, &p_vout->i_window_width,
1051 &p_vout->i_window_height );
1053 p_vout->i_changes |= VOUT_CROP_CHANGE;
1055 msg_Dbg( p_vout, "cropping picture %ix%i to %i,%i,%ix%i",
1056 p_vout->fmt_in.i_width, p_vout->fmt_in.i_height,
1057 p_vout->fmt_in.i_x_offset, p_vout->fmt_in.i_y_offset,
1058 p_vout->fmt_in.i_visible_width,
1059 p_vout->fmt_in.i_visible_height );
1064 static int AspectCallback( vlc_object_t *p_this, char const *psz_cmd,
1065 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1067 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1068 unsigned int i_aspect_num, i_aspect_den, i_sar_num, i_sar_den;
1071 char *psz_end, *psz_parser = strchr( newval.psz_string, ':' );
1072 (void)psz_cmd; (void)oldval; (void)p_data;
1074 /* Restore defaults */
1075 p_vout->fmt_in.i_sar_num = p_vout->fmt_render.i_sar_num;
1076 p_vout->fmt_in.i_sar_den = p_vout->fmt_render.i_sar_den;
1077 p_vout->fmt_in.i_aspect = p_vout->fmt_render.i_aspect;
1078 p_vout->render.i_aspect = p_vout->fmt_render.i_aspect;
1080 if( !psz_parser ) goto aspect_end;
1082 i_aspect_num = strtol( newval.psz_string, &psz_end, 10 );
1083 if( psz_end == newval.psz_string || !i_aspect_num ) goto aspect_end;
1085 i_aspect_den = strtol( ++psz_parser, &psz_end, 10 );
1086 if( psz_end == psz_parser || !i_aspect_den ) goto aspect_end;
1088 i_sar_num = i_aspect_num * p_vout->fmt_render.i_visible_height;
1089 i_sar_den = i_aspect_den * p_vout->fmt_render.i_visible_width;
1090 vlc_ureduce( &i_sar_num, &i_sar_den, i_sar_num, i_sar_den, 0 );
1091 p_vout->fmt_in.i_sar_num = i_sar_num;
1092 p_vout->fmt_in.i_sar_den = i_sar_den;
1093 p_vout->fmt_in.i_aspect = i_aspect_num * VOUT_ASPECT_FACTOR / i_aspect_den;
1094 p_vout->render.i_aspect = p_vout->fmt_in.i_aspect;
1097 if( p_vout->i_par_num && p_vout->i_par_den )
1099 p_vout->fmt_in.i_sar_num *= p_vout->i_par_den;
1100 p_vout->fmt_in.i_sar_den *= p_vout->i_par_num;
1101 p_vout->fmt_in.i_aspect = p_vout->fmt_in.i_aspect *
1102 p_vout->i_par_den / p_vout->i_par_num;
1103 p_vout->render.i_aspect = p_vout->fmt_in.i_aspect;
1106 p_vout->i_changes |= VOUT_ASPECT_CHANGE;
1108 vlc_ureduce( &i_aspect_num, &i_aspect_den,
1109 p_vout->fmt_in.i_aspect, VOUT_ASPECT_FACTOR, 0 );
1110 msg_Dbg( p_vout, "new aspect-ratio %i:%i, sample aspect-ratio %i:%i",
1111 i_aspect_num, i_aspect_den,
1112 p_vout->fmt_in.i_sar_num, p_vout->fmt_in.i_sar_den );
1114 var_Get( p_vout, "crop", &val );
1115 return CropCallback( p_this, "crop", val, val, 0 );
1120 static int OnTopCallback( vlc_object_t *p_this, char const *psz_cmd,
1121 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1123 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1124 playlist_t *p_playlist = pl_Yield( p_this );
1125 vout_Control( p_vout, VOUT_SET_STAY_ON_TOP, newval.b_bool );
1126 (void)psz_cmd; (void)oldval; (void)p_data;
1128 /* Modify playlist as well because the vout might have to be restarted */
1129 var_Create( p_playlist, "video-on-top", VLC_VAR_BOOL );
1130 var_Set( p_playlist, "video-on-top", newval );
1132 pl_Release( p_this );
1136 static int FullscreenCallback( vlc_object_t *p_this, char const *psz_cmd,
1137 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1139 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1141 playlist_t *p_playlist = pl_Yield( p_this );
1142 (void)psz_cmd; (void)oldval; (void)p_data;
1144 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
1146 /* Modify playlist as well because the vout might have to be restarted */
1147 var_Create( p_playlist, "fullscreen", VLC_VAR_BOOL );
1148 var_Set( p_playlist, "fullscreen", newval );
1149 pl_Release( p_playlist );
1151 /* Disable "always on top" in fullscreen mode */
1152 var_Get( p_vout, "video-on-top", &val );
1154 vout_Control( p_vout, VOUT_SET_STAY_ON_TOP,
1155 (vlc_bool_t)!newval.b_bool );
1157 val.b_bool = VLC_TRUE;
1158 var_Set( p_vout, "intf-change", val );
1162 static int SnapshotCallback( vlc_object_t *p_this, char const *psz_cmd,
1163 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1165 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1166 vout_Control( p_vout, VOUT_SNAPSHOT );
1167 (void)psz_cmd; (void)oldval; (void)newval; (void)p_data;