1 /*****************************************************************************
2 * video_output.c : video output thread
4 * This module describes the programming interface for video output threads.
5 * It includes functions allowing to open a new thread, send pictures to a
6 * thread, and destroy a previously oppened video output thread.
7 *****************************************************************************
8 * Copyright (C) 2000-2007 the VideoLAN team
11 * Authors: Vincent Seguin <seguin@via.ecp.fr>
12 * Gildas Bazin <gbazin@videolan.org>
13 * Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
28 *****************************************************************************/
30 /*****************************************************************************
32 *****************************************************************************/
37 #include <vlc_common.h>
39 #include <stdlib.h> /* free() */
45 #include <vlc_filter.h>
49 #include <vlc_input.h>
50 #include "vout_pictures.h"
51 #include "vout_internal.h"
53 /*****************************************************************************
55 *****************************************************************************/
56 static int InitThread ( vout_thread_t * );
57 static void* RunThread ( void * );
58 static void CleanThread ( vout_thread_t * );
59 static void EndThread ( vout_thread_t * );
61 static void vout_Destructor ( vlc_object_t * p_this );
63 /* Object variables callbacks */
64 static int FilterCallback( vlc_object_t *, char const *,
65 vlc_value_t, vlc_value_t, void * );
66 static int VideoFilter2Callback( vlc_object_t *, char const *,
67 vlc_value_t, vlc_value_t, void * );
70 static void PostProcessEnable( vout_thread_t * );
71 static void PostProcessDisable( vout_thread_t * );
72 static void PostProcessSetFilterQuality( vout_thread_t *p_vout );
73 static int PostProcessCallback( vlc_object_t *, char const *,
74 vlc_value_t, vlc_value_t, void * );
76 static void DeinterlaceEnable( vout_thread_t * );
77 static void DeinterlaceNeeded( vout_thread_t *, bool );
79 /* From vout_intf.c */
80 int vout_Snapshot( vout_thread_t *, picture_t * );
82 /* Display media title in OSD */
83 static void DisplayTitleOnOSD( vout_thread_t *p_vout );
85 /* Time during which the thread will sleep if it has nothing to
86 * display (in micro-seconds) */
87 #define VOUT_IDLE_SLEEP ((int)(0.020*CLOCK_FREQ))
89 /* Maximum lap of time allowed between the beginning of rendering and
90 * display. If, compared to the current date, the next image is too
91 * late, the thread will perform an idle loop. This time should be
92 * at least VOUT_IDLE_SLEEP plus the time required to render a few
93 * images, to avoid trashing of decoded images */
94 #define VOUT_DISPLAY_DELAY ((int)(0.200*CLOCK_FREQ))
96 /* Better be in advance when awakening than late... */
97 #define VOUT_MWAIT_TOLERANCE ((mtime_t)(0.020*CLOCK_FREQ))
99 /*****************************************************************************
100 * Video Filter2 functions
101 *****************************************************************************/
102 static picture_t *video_new_buffer_filter( filter_t *p_filter )
104 vout_thread_t *p_vout = (vout_thread_t*)p_filter->p_owner;
105 return picture_pool_Get(p_vout->p->private_pool);
108 static void video_del_buffer_filter( filter_t *p_filter, picture_t *p_pic )
110 vout_thread_t *p_vout = (vout_thread_t*)p_filter->p_owner;
111 picture_Release(p_pic);
114 static int video_filter_buffer_allocation_init( filter_t *p_filter, void *p_data )
116 p_filter->pf_video_buffer_new = video_new_buffer_filter;
117 p_filter->pf_video_buffer_del = video_del_buffer_filter;
118 p_filter->p_owner = p_data; /* p_vout */
123 /*****************************************************************************
124 * vout_Request: find a video output thread, create one, or destroy one.
125 *****************************************************************************
126 * This function looks for a video output thread matching the current
127 * properties. If not found, it spawns a new one.
128 *****************************************************************************/
129 vout_thread_t *vout_Request( vlc_object_t *p_this, vout_thread_t *p_vout,
130 video_format_t *p_fmt )
134 /* Video output is no longer used.
135 * TODO: support for reusing video outputs with proper _thread-safe_
136 * reference handling. */
138 vout_CloseAndRelease( p_vout );
142 /* If a video output was provided, lock it, otherwise look for one. */
145 vlc_object_hold( p_vout );
148 /* TODO: find a suitable unused video output */
150 /* If we now have a video output, check it has the right properties */
153 vlc_mutex_lock( &p_vout->p->change_lock );
155 /* We don't directly check for the "vout-filter" variable for obvious
156 * performance reasons. */
157 if( p_vout->p->b_filter_change )
159 char *psz_filter_chain = var_GetString( p_vout, "vout-filter" );
161 if( psz_filter_chain && !*psz_filter_chain )
163 free( psz_filter_chain );
164 psz_filter_chain = NULL;
166 if( p_vout->p->psz_filter_chain && !*p_vout->p->psz_filter_chain )
168 free( p_vout->p->psz_filter_chain );
169 p_vout->p->psz_filter_chain = NULL;
172 if( !psz_filter_chain && !p_vout->p->psz_filter_chain )
174 p_vout->p->b_filter_change = false;
177 free( psz_filter_chain );
180 #warning "FIXME: Check RGB masks in vout_Request"
181 /* FIXME: check RGB masks */
182 if( p_vout->fmt_render.i_chroma != vlc_fourcc_GetCodec( VIDEO_ES, p_fmt->i_chroma ) ||
183 p_vout->fmt_render.i_width != p_fmt->i_width ||
184 p_vout->fmt_render.i_height != p_fmt->i_height ||
185 p_vout->p->b_filter_change )
187 vlc_mutex_unlock( &p_vout->p->change_lock );
189 /* We are not interested in this format, close this vout */
190 vout_CloseAndRelease( p_vout );
191 vlc_object_release( p_vout );
196 /* This video output is cool! Hijack it. */
197 /* Correct aspect ratio on change
198 * FIXME factorize this code with other aspect ration related code */
199 unsigned int i_sar_num;
200 unsigned int i_sar_den;
201 vlc_ureduce( &i_sar_num, &i_sar_den,
202 p_fmt->i_sar_num, p_fmt->i_sar_den, 50000 );
204 /* What's that, it does not seems to be used correcly everywhere */
205 if( p_vout->i_par_num > 0 && p_vout->i_par_den > 0 )
207 i_sar_num *= p_vout->i_par_den;
208 i_sar_den *= p_vout->i_par_num;
212 if( i_sar_num > 0 && i_sar_den > 0 &&
213 ( i_sar_num != p_vout->fmt_render.i_sar_num ||
214 i_sar_den != p_vout->fmt_render.i_sar_den ) )
216 p_vout->fmt_in.i_sar_num = i_sar_num;
217 p_vout->fmt_in.i_sar_den = i_sar_den;
219 p_vout->fmt_render.i_sar_num = i_sar_num;
220 p_vout->fmt_render.i_sar_den = i_sar_den;
221 p_vout->p->i_changes |= VOUT_ASPECT_CHANGE;
223 vlc_mutex_unlock( &p_vout->p->change_lock );
225 vlc_object_release( p_vout );
230 msg_Dbg( p_this, "reusing provided vout" );
232 spu_Attach( p_vout->p->p_spu, VLC_OBJECT(p_vout), false );
233 vlc_object_detach( p_vout );
235 vlc_object_attach( p_vout, p_this );
236 spu_Attach( p_vout->p->p_spu, VLC_OBJECT(p_vout), true );
242 msg_Dbg( p_this, "no usable vout present, spawning one" );
244 p_vout = vout_Create( p_this, p_fmt );
251 /*****************************************************************************
252 * vout_Create: creates a new video output thread
253 *****************************************************************************
254 * This function creates a new video output thread, and returns a pointer
255 * to its description. On error, it returns NULL.
256 *****************************************************************************/
257 vout_thread_t * vout_Create( vlc_object_t *p_parent, video_format_t *p_fmt )
259 vout_thread_t *p_vout; /* thread descriptor */
263 config_chain_t *p_cfg;
267 if( p_fmt->i_width <= 0 || p_fmt->i_height <= 0 )
269 const vlc_fourcc_t i_chroma = vlc_fourcc_GetCodec( VIDEO_ES, p_fmt->i_chroma );
271 vlc_ureduce( &p_fmt->i_sar_num, &p_fmt->i_sar_den,
272 p_fmt->i_sar_num, p_fmt->i_sar_den, 50000 );
273 if( p_fmt->i_sar_num <= 0 || p_fmt->i_sar_den <= 0 )
276 /* Allocate descriptor */
277 static const char typename[] = "video output";
278 p_vout = vlc_custom_create( p_parent, sizeof( *p_vout ), VLC_OBJECT_VOUT,
284 p_vout->p = calloc( 1, sizeof(*p_vout->p) );
287 vlc_object_release( p_vout );
292 p_vout->fmt_render = *p_fmt; /* FIXME palette */
293 p_vout->fmt_in = *p_fmt; /* FIXME palette */
295 p_vout->fmt_render.i_chroma =
296 p_vout->fmt_in.i_chroma = i_chroma;
297 video_format_FixRgb( &p_vout->fmt_render );
298 video_format_FixRgb( &p_vout->fmt_in );
300 /* Initialize misc stuff */
301 p_vout->p->i_changes = 0;
302 p_vout->p->b_fullscreen = 0;
303 vout_chrono_Init( &p_vout->p->render, 5, 10000 ); /* Arbitrary initial time */
304 vout_statistic_Init( &p_vout->p->statistic );
305 p_vout->p->b_filter_change = 0;
306 p_vout->p->b_paused = false;
307 p_vout->p->i_pause_date = 0;
308 p_vout->p->i_par_num =
309 p_vout->p->i_par_den = 1;
310 p_vout->p->is_late_dropped = var_InheritBool( p_vout, "drop-late-frames" );
311 p_vout->p->b_picture_empty = false;
312 p_vout->p->displayed.clock = VLC_TS_INVALID;
313 p_vout->p->displayed.decoded = NULL;
314 p_vout->p->displayed.timestampX = VLC_TS_INVALID;
315 p_vout->p->displayed.qtype = QTYPE_NONE;
316 p_vout->p->displayed.is_interlaced = false;
317 p_vout->p->step.is_requested = false;
318 p_vout->p->step.last = VLC_TS_INVALID;
319 p_vout->p->step.timestamp = VLC_TS_INVALID;
321 p_vout->p->decoder_fifo = picture_fifo_New();
322 p_vout->p->decoder_pool = NULL;
324 vlc_mouse_Init( &p_vout->p->mouse );
326 vout_snapshot_Init( &p_vout->p->snapshot );
328 /* Initialize locks */
329 vlc_mutex_init( &p_vout->p->picture_lock );
330 vlc_cond_init( &p_vout->p->picture_wait );
331 vlc_mutex_init( &p_vout->p->change_lock );
332 vlc_mutex_init( &p_vout->p->vfilter_lock );
334 /* Mouse coordinates */
335 var_Create( p_vout, "mouse-button-down", VLC_VAR_INTEGER );
336 var_Create( p_vout, "mouse-moved", VLC_VAR_COORDS );
337 var_Create( p_vout, "mouse-clicked", VLC_VAR_COORDS );
338 /* Mouse object (area of interest in a video filter) */
339 var_Create( p_vout, "mouse-object", VLC_VAR_BOOL );
341 /* Attach the new object now so we can use var inheritance below */
342 vlc_object_attach( p_vout, p_parent );
344 /* Initialize subpicture unit */
345 p_vout->p->p_spu = spu_Create( p_vout );
348 spu_Init( p_vout->p->p_spu );
350 spu_Attach( p_vout->p->p_spu, VLC_OBJECT(p_vout), true );
352 /* Take care of some "interface/control" related initialisations */
353 vout_IntfInit( p_vout );
355 /* If the parent is not a VOUT object, that means we are at the start of
356 * the video output pipe */
357 if( vlc_internals( p_parent )->i_object_type != VLC_OBJECT_VOUT )
359 /* Look for the default filter configuration */
360 p_vout->p->psz_filter_chain =
361 var_CreateGetStringCommand( p_vout, "vout-filter" );
363 /* Apply video filter2 objects on the first vout */
365 var_CreateGetStringCommand( p_vout, "video-filter" );
367 p_vout->p->b_first_vout = true;
371 /* continue the parent's filter chain */
374 /* Ugly hack to jump to our configuration chain */
375 p_vout->p->psz_filter_chain
376 = ((vout_thread_t *)p_parent)->p->psz_filter_chain;
377 p_vout->p->psz_filter_chain
378 = config_ChainCreate( &psz_tmp, &p_cfg, p_vout->p->psz_filter_chain );
379 config_ChainDestroy( p_cfg );
382 /* Create a video filter2 var ... but don't inherit values */
383 var_Create( p_vout, "video-filter",
384 VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
385 p_vout->p->psz_vf2 = var_GetString( p_vout, "video-filter" );
388 p_vout->p->b_first_vout = false;
391 var_AddCallback( p_vout, "video-filter", VideoFilter2Callback, NULL );
392 p_vout->p->p_vf2_chain = filter_chain_New( p_vout, "video filter2",
393 false, video_filter_buffer_allocation_init, NULL, p_vout );
395 /* Choose the video output module */
396 if( !p_vout->p->psz_filter_chain || !*p_vout->p->psz_filter_chain )
402 psz_parser = strdup( p_vout->p->psz_filter_chain );
403 p_vout->p->b_title_show = false;
406 /* Create the vout thread */
407 char *psz_tmp = config_ChainCreate( &psz_name, &p_cfg, psz_parser );
410 p_vout->p->p_cfg = p_cfg;
412 /* Create a few object variables for interface interaction */
413 var_Create( p_vout, "vout-filter", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
414 text.psz_string = _("Filters");
415 var_Change( p_vout, "vout-filter", VLC_VAR_SETTEXT, &text, NULL );
416 var_AddCallback( p_vout, "vout-filter", FilterCallback, NULL );
419 DeinterlaceEnable( p_vout );
421 if( p_vout->p->psz_filter_chain && *p_vout->p->psz_filter_chain )
424 if( asprintf( &psz_tmp, "%s,none", psz_name ) < 0 )
425 psz_tmp = strdup( "" );
429 p_vout->p->psz_module_name = psz_name;
432 vlc_object_set_destructor( p_vout, vout_Destructor );
435 vlc_cond_init( &p_vout->p->change_wait );
436 if( vlc_clone( &p_vout->p->thread, RunThread, p_vout,
437 VLC_THREAD_PRIORITY_OUTPUT ) )
439 spu_Attach( p_vout->p->p_spu, VLC_OBJECT(p_vout), false );
440 spu_Destroy( p_vout->p->p_spu );
441 p_vout->p->p_spu = NULL;
442 vlc_object_release( p_vout );
446 vlc_mutex_lock( &p_vout->p->change_lock );
447 while( !p_vout->p->b_ready )
448 { /* We are (ab)using the same condition in opposite directions for
449 * b_ready and b_done. This works because of the strict ordering. */
450 assert( !p_vout->p->b_done );
451 vlc_cond_wait( &p_vout->p->change_wait, &p_vout->p->change_lock );
453 vlc_mutex_unlock( &p_vout->p->change_lock );
455 if( p_vout->p->b_error )
457 msg_Err( p_vout, "video output creation failed" );
458 vout_CloseAndRelease( p_vout );
465 /*****************************************************************************
466 * vout_Close: Close a vout created by vout_Create.
467 *****************************************************************************
468 * You HAVE to call it on vout created by vout_Create before vlc_object_release.
469 * You should NEVER call it on vout not obtained through vout_Create
470 * (like with vout_Request or vlc_object_find.)
471 * You can use vout_CloseAndRelease() as a convenience method.
472 *****************************************************************************/
473 void vout_Close( vout_thread_t *p_vout )
477 vlc_mutex_lock( &p_vout->p->change_lock );
478 p_vout->p->b_done = true;
479 vlc_cond_signal( &p_vout->p->change_wait );
480 vlc_mutex_unlock( &p_vout->p->change_lock );
482 vout_snapshot_End( &p_vout->p->snapshot );
484 vlc_join( p_vout->p->thread, NULL );
488 static void vout_Destructor( vlc_object_t * p_this )
490 vout_thread_t *p_vout = (vout_thread_t *)p_this;
492 /* Make sure the vout was stopped first */
493 //assert( !p_vout->p_module );
495 free( p_vout->p->psz_module_name );
498 if( p_vout->p->p_spu )
499 spu_Destroy( p_vout->p->p_spu );
501 vout_chrono_Clean( &p_vout->p->render );
503 if( p_vout->p->decoder_fifo )
504 picture_fifo_Delete( p_vout->p->decoder_fifo );
505 assert( !p_vout->p->decoder_pool );
507 /* Destroy the locks */
508 vlc_cond_destroy( &p_vout->p->change_wait );
509 vlc_cond_destroy( &p_vout->p->picture_wait );
510 vlc_mutex_destroy( &p_vout->p->picture_lock );
511 vlc_mutex_destroy( &p_vout->p->change_lock );
512 vlc_mutex_destroy( &p_vout->p->vfilter_lock );
515 vout_statistic_Clean( &p_vout->p->statistic );
518 vout_snapshot_Clean( &p_vout->p->snapshot );
521 free( p_vout->p->psz_filter_chain );
522 free( p_vout->p->psz_title );
524 config_ChainDestroy( p_vout->p->p_cfg );
531 void vout_ChangePause( vout_thread_t *p_vout, bool b_paused, mtime_t i_date )
533 vlc_mutex_lock( &p_vout->p->change_lock );
535 assert( !p_vout->p->b_paused || !b_paused );
537 vlc_mutex_lock( &p_vout->p->picture_lock );
539 if( p_vout->p->b_paused )
541 const mtime_t i_duration = i_date - p_vout->p->i_pause_date;
543 if (p_vout->p->step.timestamp > VLC_TS_INVALID)
544 p_vout->p->step.timestamp += i_duration;
546 p_vout->p->step.last = p_vout->p->step.timestamp;
547 picture_fifo_OffsetDate( p_vout->p->decoder_fifo, i_duration );
548 if (p_vout->p->displayed.decoded)
549 p_vout->p->displayed.decoded->date += i_duration;
551 vlc_cond_signal( &p_vout->p->picture_wait );
552 vlc_mutex_unlock( &p_vout->p->picture_lock );
554 spu_OffsetSubtitleDate( p_vout->p->p_spu, i_duration );
559 p_vout->p->step.last = p_vout->p->step.timestamp;
560 vlc_mutex_unlock( &p_vout->p->picture_lock );
562 p_vout->p->b_paused = b_paused;
563 p_vout->p->i_pause_date = i_date;
565 vlc_mutex_unlock( &p_vout->p->change_lock );
568 void vout_GetResetStatistic( vout_thread_t *p_vout, int *pi_displayed, int *pi_lost )
570 vout_statistic_GetReset( &p_vout->p->statistic,
571 pi_displayed, pi_lost );
574 static void Flush(vout_thread_t *vout, mtime_t date, bool below)
576 vlc_assert_locked(&vout->p->picture_lock);
577 vout->p->step.timestamp = VLC_TS_INVALID;
578 vout->p->step.last = VLC_TS_INVALID;
580 picture_t *last = vout->p->displayed.decoded;
582 (( below && last->date <= date) ||
583 (!below && last->date >= date))) {
584 vout->p->step.is_requested = true;
586 picture_fifo_Flush( vout->p->decoder_fifo, date, below );
589 void vout_Flush(vout_thread_t *vout, mtime_t date)
591 vlc_mutex_lock(&vout->p->picture_lock);
593 Flush(vout, date, false);
595 vlc_cond_signal(&vout->p->picture_wait);
596 vlc_mutex_unlock(&vout->p->picture_lock);
599 static void vout_Reset(vout_thread_t *vout)
601 #warning "TODO reset pause in vout_Reset"
602 vlc_mutex_lock(&vout->p->picture_lock);
603 Flush(vout, INT64_MAX, true);
604 if (vout->p->decoder_pool)
605 picture_pool_NonEmpty(vout->p->decoder_pool, true);
606 vlc_cond_signal( &vout->p->picture_wait );
607 vlc_mutex_unlock(&vout->p->picture_lock);
610 void vout_FixLeaks( vout_thread_t *vout, bool b_forced )
612 #warning "TODO split vout_FixLeaks into vout_FixLeaks and vout_Reset"
618 vlc_mutex_lock(&vout->p->picture_lock);
620 picture_t *picture = picture_fifo_Peek(vout->p->decoder_fifo);
622 picture = picture_pool_Get(vout->p->decoder_pool);
626 picture_Release(picture);
627 /* Not all pictures has been displayed yet or some are
629 vlc_mutex_unlock(&vout->p->picture_lock);
633 /* There is no reason that no pictures are available, force one
634 * from the pool, becarefull with it though */
635 msg_Err(vout, "pictures leaked, trying to workaround");
638 picture_pool_NonEmpty(vout->p->decoder_pool, false);
640 vlc_cond_signal(&vout->p->picture_wait);
641 vlc_mutex_unlock(&vout->p->picture_lock);
643 void vout_NextPicture(vout_thread_t *vout, mtime_t *duration)
645 vlc_mutex_lock(&vout->p->picture_lock);
647 vout->p->b_picture_empty = false;
648 vout->p->step.is_requested = true;
650 /* FIXME I highly doubt that it can works with only one cond_t FIXME */
651 vlc_cond_signal(&vout->p->picture_wait);
653 while (vout->p->step.is_requested && !vout->p->b_picture_empty)
654 vlc_cond_wait(&vout->p->picture_wait, &vout->p->picture_lock);
656 if (vout->p->step.last > VLC_TS_INVALID &&
657 vout->p->step.timestamp > vout->p->step.last) {
658 *duration = vout->p->step.timestamp - vout->p->step.last;
659 vout->p->step.last = vout->p->step.timestamp;
664 /* TODO advance subpicture by the duration ... */
665 vlc_mutex_unlock(&vout->p->picture_lock);
668 void vout_DisplayTitle( vout_thread_t *p_vout, const char *psz_title )
672 if( !var_InheritBool( p_vout, "osd" ) )
675 vlc_mutex_lock( &p_vout->p->change_lock );
676 free( p_vout->p->psz_title );
677 p_vout->p->psz_title = strdup( psz_title );
678 vlc_mutex_unlock( &p_vout->p->change_lock );
681 spu_t *vout_GetSpu( vout_thread_t *p_vout )
683 return p_vout->p->p_spu;
686 /*****************************************************************************
687 * InitThread: initialize video output thread
688 *****************************************************************************
689 * This function is called from RunThread and performs the second step of the
690 * initialization. It returns 0 on success. Note that the thread's flag are not
691 * modified inside this function.
692 * XXX You have to enter it with change_lock taken.
693 *****************************************************************************/
694 static int InitThread( vout_thread_t *p_vout )
698 /* Initialize output method, it allocates direct buffers for us */
699 if( vout_InitWrapper( p_vout ) )
702 p_vout->p->displayed.decoded = NULL;
704 assert( p_vout->fmt_out.i_width > 0 && p_vout->fmt_out.i_height > 0 );
705 if( !p_vout->fmt_out.i_sar_num || !p_vout->fmt_out.i_sar_num )
707 /* FIXME is it possible to end up here ? */
708 p_vout->fmt_out.i_sar_num = 1;
709 p_vout->fmt_out.i_sar_den = 1;
712 vlc_ureduce( &p_vout->fmt_out.i_sar_num, &p_vout->fmt_out.i_sar_den,
713 p_vout->fmt_out.i_sar_num, p_vout->fmt_out.i_sar_den, 0 );
715 /* FIXME removed the need of both fmt_* and heap infos */
716 /* Calculate shifts from system-updated masks */
717 video_format_FixRgb( &p_vout->fmt_render );
718 video_format_FixRgb( &p_vout->fmt_out );
720 /* print some usefull debug info about different vout formats
722 msg_Dbg( p_vout, "pic render sz %ix%i, of (%i,%i), vsz %ix%i, 4cc %4.4s, sar %i:%i, msk r0x%x g0x%x b0x%x",
723 p_vout->fmt_render.i_width, p_vout->fmt_render.i_height,
724 p_vout->fmt_render.i_x_offset, p_vout->fmt_render.i_y_offset,
725 p_vout->fmt_render.i_visible_width,
726 p_vout->fmt_render.i_visible_height,
727 (char*)&p_vout->fmt_render.i_chroma,
728 p_vout->fmt_render.i_sar_num, p_vout->fmt_render.i_sar_den,
729 p_vout->fmt_render.i_rmask, p_vout->fmt_render.i_gmask, p_vout->fmt_render.i_bmask );
731 msg_Dbg( p_vout, "pic in sz %ix%i, of (%i,%i), vsz %ix%i, 4cc %4.4s, sar %i:%i, msk r0x%x g0x%x b0x%x",
732 p_vout->fmt_in.i_width, p_vout->fmt_in.i_height,
733 p_vout->fmt_in.i_x_offset, p_vout->fmt_in.i_y_offset,
734 p_vout->fmt_in.i_visible_width,
735 p_vout->fmt_in.i_visible_height,
736 (char*)&p_vout->fmt_in.i_chroma,
737 p_vout->fmt_in.i_sar_num, p_vout->fmt_in.i_sar_den,
738 p_vout->fmt_in.i_rmask, p_vout->fmt_in.i_gmask, p_vout->fmt_in.i_bmask );
740 msg_Dbg( p_vout, "pic out sz %ix%i, of (%i,%i), vsz %ix%i, 4cc %4.4s, sar %i:%i, msk r0x%x g0x%x b0x%x",
741 p_vout->fmt_out.i_width, p_vout->fmt_out.i_height,
742 p_vout->fmt_out.i_x_offset, p_vout->fmt_out.i_y_offset,
743 p_vout->fmt_out.i_visible_width,
744 p_vout->fmt_out.i_visible_height,
745 (char*)&p_vout->fmt_out.i_chroma,
746 p_vout->fmt_out.i_sar_num, p_vout->fmt_out.i_sar_den,
747 p_vout->fmt_out.i_rmask, p_vout->fmt_out.i_gmask, p_vout->fmt_out.i_bmask );
749 assert( p_vout->fmt_out.i_width == p_vout->fmt_render.i_width &&
750 p_vout->fmt_out.i_height == p_vout->fmt_render.i_height &&
751 p_vout->fmt_out.i_chroma == p_vout->fmt_render.i_chroma );
753 assert( p_vout->p->decoder_pool );
758 static int ThreadDisplayPicture(vout_thread_t *vout,
759 bool now, mtime_t *deadline)
761 int displayed_count = 0;
765 const mtime_t date = mdate();
766 const bool is_paused = vout->p->b_paused;
767 bool redisplay = is_paused && !now;
770 /* FIXME/XXX we must redisplay the last decoded picture (because
771 * of potential vout updated, or filters update or SPU update)
772 * For now a high update period is needed but it coulmd be removed
774 * - vout module emits events from theselves.
775 * - *and* SPU is modified to emit an event or a deadline when needed.
777 * So it will be done latter.
780 picture_t *peek = picture_fifo_Peek(vout->p->decoder_fifo);
782 is_forced = peek->b_force || is_paused || now;
783 *deadline = (is_forced ? date : peek->date) - vout_chrono_GetHigh(&vout->p->render);
784 picture_Release(peek);
790 /* FIXME a better way for this delay is needed */
791 const mtime_t paused_display_period = 80000;
792 const mtime_t date_update = vout->p->displayed.clock + paused_display_period;
793 if (date_update > date || !vout->p->displayed.decoded) {
794 *deadline = vout->p->displayed.decoded ? date_update : VLC_TS_INVALID;
799 *deadline = date - vout_chrono_GetHigh(&vout->p->render);
802 /* If we are too early and can wait, do it */
803 if (date < *deadline && !now)
808 decoded = vout->p->displayed.decoded;
809 vout->p->displayed.decoded = NULL;
811 decoded = picture_fifo_Pop(vout->p->decoder_fifo);
813 if (!is_forced && !vout->p->is_late_dropped) {
814 const mtime_t predicted = date + vout_chrono_GetLow(&vout->p->render);
815 const mtime_t late = predicted - decoded->date;
817 const mtime_t late_threshold = 20000; /* 20ms */
818 msg_Dbg(vout, "picture might be displayed late (missing %d ms)", (int)(late/1000));
819 if (late > late_threshold) {
820 msg_Warn(vout, "rejected picture because of render time");
822 picture_Release(decoded);
829 vout->p->displayed.is_interlaced = !decoded->b_progressive;
830 vout->p->displayed.qtype = decoded->i_qtype;
832 vout->p->displayed.timestampX = decoded->date;
835 if (vout->p->displayed.decoded)
836 picture_Release(vout->p->displayed.decoded);
837 picture_Hold(decoded);
838 vout->p->displayed.decoded = decoded;
841 #warning "TODO interlace+postproc"
843 const int postproc_type = vout->p->i_picture_qtype;
844 const int postproc_state = (vout->p->i_picture_qtype != QTYPE_NONE) - (picture_qtype_last != QTYPE_NONE);
846 const bool is_picture_interlaced = p_vout->p->b_picture_interlaced;
847 const int picture_interlaced_state = (!!p_vout->p->b_picture_interlaced) - (!!b_picture_interlaced_last);
850 vout_chrono_Start(&vout->p->render);
852 picture_t *filtered = NULL;
854 vlc_mutex_lock(&vout->p->vfilter_lock);
855 filtered = filter_chain_VideoFilter(vout->p->p_vf2_chain, decoded);
856 //assert(filtered == decoded); // TODO implement
857 vlc_mutex_unlock(&vout->p->vfilter_lock);
863 * Check for subpictures to display
865 const bool do_snapshot = vout_snapshot_IsRequested(&vout->p->snapshot);
866 mtime_t spu_render_time = is_forced ? mdate() : filtered->date;
867 if (vout->p->b_paused)
868 spu_render_time = vout->p->i_pause_date;
870 spu_render_time = filtered->date > 1 ? filtered->date : mdate();
872 subpicture_t *subpic = spu_SortSubpictures(vout->p->p_spu,
879 * - be sure to end up with a direct buffer.
880 * - blend subtitles, and in a fast access buffer
882 picture_t *direct = NULL;
884 (vout->p->decoder_pool != vout->p->display_pool || subpic)) {
886 if (vout->p->is_decoder_pool_slow)
887 render = picture_NewFromFormat(&vout->fmt_out);
888 else if (vout->p->decoder_pool != vout->p->display_pool)
889 render = picture_pool_Get(vout->p->display_pool);
891 render = picture_pool_Get(vout->p->private_pool);
894 picture_Copy(render, filtered);
896 spu_RenderSubpictures(vout->p->p_spu,
897 render, &vout->fmt_out,
898 subpic, &vout->fmt_in, spu_render_time);
900 if (vout->p->is_decoder_pool_slow) {
901 direct = picture_pool_Get(vout->p->display_pool);
903 picture_Copy(direct, render);
904 picture_Release(render);
909 picture_Release(filtered);
916 * Take a snapshot if requested
918 if (direct && do_snapshot)
919 vout_snapshot_Set(&vout->p->snapshot, &vout->fmt_out, direct);
921 /* Render the direct buffer returned by vout_RenderPicture */
923 vout_RenderWrapper(vout, direct);
925 vout_chrono_Stop(&vout->p->render);
930 msg_Info(vout, "render: avg %d ms var %d ms",
931 (int)(vout->p->render.avg/1000), (int)(vout->p->render.var/1000));
936 /* Wait the real date (for rendering jitter) */
938 mwait(decoded->date);
940 /* Display the direct buffer returned by vout_RenderPicture */
941 vout->p->displayed.clock = mdate();
943 vout_DisplayWrapper(vout, direct);
949 vout_statistic_Update(&vout->p->statistic, displayed_count, lost_count);
950 if (displayed_count <= 0)
955 /*****************************************************************************
956 * RunThread: video output thread
957 *****************************************************************************
958 * Video output thread. This function does only returns when the thread is
959 * terminated. It handles the pictures arriving in the video heap and the
960 * display device events.
961 *****************************************************************************/
962 static void *RunThread(void *object)
964 vout_thread_t *vout = object;
970 has_wrapper = !vout_OpenWrapper(vout, vout->p->psz_module_name);
972 vlc_mutex_lock(&vout->p->change_lock);
975 vout->p->b_error = InitThread(vout);
977 vout->p->b_error = true;
979 /* signal the creation of the vout */
980 vout->p->b_ready = true;
981 vlc_cond_signal(&vout->p->change_wait);
983 if (vout->p->b_error)
987 bool last_picture_interlaced = false;
988 int last_picture_qtype = QTYPE_NONE;
989 mtime_t last_picture_interlaced_date = mdate();
992 * Main loop - it is not executed if an error occurred during
995 while (!vout->p->b_done && !vout->p->b_error) {
997 if(vout->p->b_title_show && vout->p->psz_title)
998 DisplayTitleOnOSD(vout);
1000 vlc_mutex_lock(&vout->p->picture_lock);
1002 mtime_t deadline = VLC_TS_INVALID;
1003 bool has_displayed = !ThreadDisplayPicture(vout, vout->p->step.is_requested, &deadline);
1005 if (has_displayed) {
1006 vout->p->step.timestamp = vout->p->displayed.timestampX;
1007 if (vout->p->step.last <= VLC_TS_INVALID)
1008 vout->p->step.last = vout->p->step.timestamp;
1010 if (vout->p->step.is_requested) {
1011 if (!has_displayed && !vout->p->b_picture_empty) {
1012 picture_t *peek = picture_fifo_Peek(vout->p->decoder_fifo);
1014 picture_Release(peek);
1016 vout->p->b_picture_empty = true;
1017 vlc_cond_signal(&vout->p->picture_wait);
1020 if (has_displayed) {
1021 vout->p->step.is_requested = false;
1022 vlc_cond_signal(&vout->p->picture_wait);
1026 const int picture_qtype = vout->p->displayed.qtype;
1027 const bool picture_interlaced = vout->p->displayed.is_interlaced;
1029 vlc_mutex_unlock(&vout->p->picture_lock);
1031 if (vout_ManageWrapper(vout)) {
1032 /* A fatal error occurred, and the thread must terminate
1033 * immediately, without displaying anything - setting b_error to 1
1034 * causes the immediate end of the main while() loop. */
1036 vout->p->b_error = true;
1040 /* Post processing */
1041 const int postproc_change = (picture_qtype != QTYPE_NONE) - (last_picture_qtype != QTYPE_NONE);
1042 if (postproc_change == 1)
1043 PostProcessEnable(vout);
1044 else if (postproc_change == -1)
1045 PostProcessDisable(vout);
1046 if (postproc_change)
1047 last_picture_qtype = picture_qtype;
1050 * Wait 30s before quiting interlacing mode */
1051 const int interlacing_change = (!!picture_interlaced) - (!!last_picture_interlaced);
1052 if ((interlacing_change == 1) ||
1053 (interlacing_change == -1 && last_picture_interlaced_date + 30000000 < mdate())) {
1054 DeinterlaceNeeded(vout, picture_interlaced);
1055 last_picture_interlaced = picture_interlaced;
1057 if (picture_interlaced)
1058 last_picture_interlaced_date = mdate();
1060 /* Check for "video filter2" changes */
1061 vlc_mutex_lock(&vout->p->vfilter_lock);
1062 if (vout->p->psz_vf2) {
1065 es_format_Init(&fmt, VIDEO_ES, vout->fmt_render.i_chroma);
1066 fmt.video = vout->fmt_render;
1067 filter_chain_Reset(vout->p->p_vf2_chain, &fmt, &fmt);
1069 if (filter_chain_AppendFromString(vout->p->p_vf2_chain,
1070 vout->p->psz_vf2) < 0)
1071 msg_Err(vout, "Video filter chain creation failed");
1073 free(vout->p->psz_vf2);
1074 vout->p->psz_vf2 = NULL;
1076 if (last_picture_qtype != QTYPE_NONE)
1077 PostProcessSetFilterQuality(vout);
1079 vlc_mutex_unlock(&vout->p->vfilter_lock);
1081 vlc_mutex_unlock(&vout->p->change_lock);
1083 if (deadline > VLC_TS_INVALID) {
1084 vlc_mutex_lock(&vout->p->picture_lock);
1085 vlc_cond_timedwait(&vout->p->picture_wait, &vout->p->picture_lock, deadline);
1086 vlc_mutex_unlock(&vout->p->picture_lock);
1089 vlc_mutex_lock(&vout->p->change_lock);
1093 * Error loop - wait until the thread destruction is requested
1095 * XXX I wonder if we should periodically clean the decoder_fifo
1096 * or have a way to prevent it filling up.
1098 while (vout->p->b_error && !vout->p->b_done)
1099 vlc_cond_wait(&vout->p->change_wait, &vout->p->change_lock);
1107 vlc_mutex_unlock(&vout->p->change_lock);
1110 vout_CloseWrapper(vout);
1115 /*****************************************************************************
1116 * CleanThread: clean up after InitThread
1117 *****************************************************************************
1118 * This function is called after a sucessful
1119 * initialization. It frees all resources allocated by InitThread.
1120 * XXX You have to enter it with change_lock taken.
1121 *****************************************************************************/
1122 static void CleanThread( vout_thread_t *p_vout )
1124 /* Destroy translation tables */
1125 if( !p_vout->p->b_error )
1127 picture_fifo_Flush( p_vout->p->decoder_fifo, INT64_MAX, false );
1128 vout_EndWrapper( p_vout );
1132 /*****************************************************************************
1133 * EndThread: thread destruction
1134 *****************************************************************************
1135 * This function is called when the thread ends.
1136 * It frees all resources not allocated by InitThread.
1137 * XXX You have to enter it with change_lock taken.
1138 *****************************************************************************/
1139 static void EndThread( vout_thread_t *p_vout )
1141 /* FIXME does that function *really* need to be called inside the thread ? */
1143 /* Detach subpicture unit from both input and vout */
1144 spu_Attach( p_vout->p->p_spu, VLC_OBJECT(p_vout), false );
1145 vlc_object_detach( p_vout->p->p_spu );
1147 /* Destroy the video filters2 */
1148 filter_chain_Delete( p_vout->p->p_vf2_chain );
1151 /* following functions are local */
1153 /*****************************************************************************
1154 * object variables callbacks: a bunch of object variables are used by the
1155 * interfaces to interact with the vout.
1156 *****************************************************************************/
1157 static int FilterCallback( vlc_object_t *p_this, char const *psz_cmd,
1158 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1160 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1161 input_thread_t *p_input;
1162 (void)psz_cmd; (void)oldval; (void)p_data;
1164 p_input = (input_thread_t *)vlc_object_find( p_this, VLC_OBJECT_INPUT,
1168 msg_Err( p_vout, "Input not found" );
1169 return VLC_EGENERIC;
1172 var_SetBool( p_vout, "intf-change", true );
1174 /* Modify input as well because the vout might have to be restarted */
1175 var_Create( p_input, "vout-filter", VLC_VAR_STRING );
1176 var_SetString( p_input, "vout-filter", newval.psz_string );
1178 /* Now restart current video stream */
1179 input_Control( p_input, INPUT_RESTART_ES, -VIDEO_ES );
1180 vlc_object_release( p_input );
1185 /*****************************************************************************
1186 * Video Filter2 stuff
1187 *****************************************************************************/
1188 static int VideoFilter2Callback( vlc_object_t *p_this, char const *psz_cmd,
1189 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1191 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1192 (void)psz_cmd; (void)oldval; (void)p_data;
1194 vlc_mutex_lock( &p_vout->p->vfilter_lock );
1195 p_vout->p->psz_vf2 = strdup( newval.psz_string );
1196 vlc_mutex_unlock( &p_vout->p->vfilter_lock );
1201 /*****************************************************************************
1203 *****************************************************************************/
1204 static bool PostProcessIsPresent( const char *psz_filter )
1206 const char *psz_pp = "postproc";
1207 const size_t i_pp = strlen(psz_pp);
1208 return psz_filter &&
1209 !strncmp( psz_filter, psz_pp, strlen(psz_pp) ) &&
1210 ( psz_filter[i_pp] == '\0' || psz_filter[i_pp] == ':' );
1213 static int PostProcessCallback( vlc_object_t *p_this, char const *psz_cmd,
1214 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1216 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1217 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); VLC_UNUSED(p_data);
1219 static const char *psz_pp = "postproc";
1221 char *psz_vf2 = var_GetString( p_vout, "video-filter" );
1223 if( newval.i_int <= 0 )
1225 if( PostProcessIsPresent( psz_vf2 ) )
1227 strcpy( psz_vf2, &psz_vf2[strlen(psz_pp)] );
1228 if( *psz_vf2 == ':' )
1229 strcpy( psz_vf2, &psz_vf2[1] );
1234 if( !PostProcessIsPresent( psz_vf2 ) )
1238 char *psz_tmp = psz_vf2;
1239 if( asprintf( &psz_vf2, "%s:%s", psz_pp, psz_tmp ) < 0 )
1246 psz_vf2 = strdup( psz_pp );
1252 var_SetString( p_vout, "video-filter", psz_vf2 );
1258 static void PostProcessEnable( vout_thread_t *p_vout )
1261 msg_Dbg( p_vout, "Post-processing available" );
1262 var_Create( p_vout, "postprocess", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
1263 text.psz_string = _("Post processing");
1264 var_Change( p_vout, "postprocess", VLC_VAR_SETTEXT, &text, NULL );
1266 for( int i = 0; i <= 6; i++ )
1273 snprintf( psz_text, sizeof(psz_text), "%d", i );
1275 text.psz_string = _("Disable");
1277 text.psz_string = psz_text;
1278 var_Change( p_vout, "postprocess", VLC_VAR_ADDCHOICE, &val, &text );
1280 var_AddCallback( p_vout, "postprocess", PostProcessCallback, NULL );
1283 char *psz_filter = var_GetNonEmptyString( p_vout, "video-filter" );
1284 int i_postproc_q = 0;
1285 if( PostProcessIsPresent( psz_filter ) )
1286 i_postproc_q = var_CreateGetInteger( p_vout, "postproc-q" );
1288 var_SetInteger( p_vout, "postprocess", i_postproc_q );
1292 static void PostProcessDisable( vout_thread_t *p_vout )
1294 msg_Dbg( p_vout, "Post-processing no more available" );
1295 var_Destroy( p_vout, "postprocess" );
1297 static void PostProcessSetFilterQuality( vout_thread_t *p_vout )
1299 vlc_object_t *p_pp = vlc_object_find_name( p_vout, "postproc", FIND_CHILD );
1303 var_SetInteger( p_pp, "postproc-q", var_GetInteger( p_vout, "postprocess" ) );
1304 vlc_object_release( p_pp );
1308 static void DisplayTitleOnOSD( vout_thread_t *p_vout )
1310 const mtime_t i_start = mdate();
1311 const mtime_t i_stop = i_start + INT64_C(1000) * p_vout->p->i_title_timeout;
1313 if( i_stop <= i_start )
1316 vlc_assert_locked( &p_vout->p->change_lock );
1318 vout_ShowTextAbsolute( p_vout, DEFAULT_CHAN,
1319 p_vout->p->psz_title, NULL,
1320 p_vout->p->i_title_position,
1321 30 + p_vout->fmt_in.i_width
1322 - p_vout->fmt_in.i_visible_width
1323 - p_vout->fmt_in.i_x_offset,
1324 20 + p_vout->fmt_in.i_y_offset,
1327 free( p_vout->p->psz_title );
1329 p_vout->p->psz_title = NULL;
1332 /*****************************************************************************
1334 *****************************************************************************/
1337 const char *psz_mode;
1339 } deinterlace_mode_t;
1342 * You can use the non vout filter if and only if the video properties stay the
1343 * same (width/height/chroma/fps), at least for now.
1345 static const deinterlace_mode_t p_deinterlace_mode[] = {
1347 //{ "discard", true },
1351 //{ "linear", true },
1353 //{ "yadif", true },
1354 //{ "yadif2x", true },
1357 static const deinterlace_mode_t *DeinterlaceGetMode( const char *psz_mode )
1359 for( const deinterlace_mode_t *p_mode = &p_deinterlace_mode[0]; p_mode->psz_mode; p_mode++ )
1361 if( !strcmp( p_mode->psz_mode, psz_mode ) )
1367 static char *FilterFind( char *psz_filter_base, const char *psz_module )
1369 const size_t i_module = strlen( psz_module );
1370 const char *psz_filter = psz_filter_base;
1372 if( !psz_filter || i_module <= 0 )
1377 char *psz_find = strstr( psz_filter, psz_module );
1380 if( psz_find[i_module] == '\0' || psz_find[i_module] == ':' )
1382 psz_filter = &psz_find[i_module];
1386 static bool DeinterlaceIsPresent( vout_thread_t *p_vout, bool b_vout_filter )
1388 char *psz_filter = var_GetNonEmptyString( p_vout, b_vout_filter ? "vout-filter" : "video-filter" );
1390 bool b_found = FilterFind( psz_filter, "deinterlace" ) != NULL;
1397 static void DeinterlaceRemove( vout_thread_t *p_vout, bool b_vout_filter )
1399 const char *psz_variable = b_vout_filter ? "vout-filter" : "video-filter";
1400 char *psz_filter = var_GetNonEmptyString( p_vout, psz_variable );
1402 char *psz = FilterFind( psz_filter, "deinterlace" );
1410 strcpy( &psz[0], &psz[strlen("deinterlace")] );
1412 strcpy( &psz[0], &psz[1] );
1414 var_SetString( p_vout, psz_variable, psz_filter );
1417 static void DeinterlaceAdd( vout_thread_t *p_vout, bool b_vout_filter )
1419 const char *psz_variable = b_vout_filter ? "vout-filter" : "video-filter";
1421 char *psz_filter = var_GetNonEmptyString( p_vout, psz_variable );
1423 if( FilterFind( psz_filter, "deinterlace" ) )
1432 char *psz_tmp = psz_filter;
1433 if( asprintf( &psz_filter, "%s:%s", psz_tmp, "deinterlace" ) < 0 )
1434 psz_filter = psz_tmp;
1440 psz_filter = strdup( "deinterlace" );
1445 var_SetString( p_vout, psz_variable, psz_filter );
1450 static void DeinterlaceSave( vout_thread_t *p_vout, int i_deinterlace, const char *psz_mode, bool is_needed )
1452 /* We have to set input variable to ensure restart support
1453 * XXX it is only needed because of vout-filter but must be done
1454 * for non video filter anyway */
1455 vlc_object_t *p_input = vlc_object_find( p_vout, VLC_OBJECT_INPUT, FIND_PARENT );
1459 /* Another hack for "vout filter" mode */
1460 if( i_deinterlace < 0 )
1461 i_deinterlace = is_needed ? -2 : -3;
1463 var_Create( p_input, "deinterlace", VLC_VAR_INTEGER );
1464 var_SetInteger( p_input, "deinterlace", i_deinterlace );
1466 static const char * const ppsz_variable[] = {
1468 "filter-deinterlace-mode",
1469 "sout-deinterlace-mode",
1472 for( int i = 0; ppsz_variable[i]; i++ )
1474 var_Create( p_input, ppsz_variable[i], VLC_VAR_STRING );
1475 var_SetString( p_input, ppsz_variable[i], psz_mode );
1478 vlc_object_release( p_input );
1480 static int DeinterlaceCallback( vlc_object_t *p_this, char const *psz_cmd,
1481 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1483 VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); VLC_UNUSED(newval); VLC_UNUSED(p_data);
1484 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1487 const int i_deinterlace = var_GetInteger( p_this, "deinterlace" );
1488 char *psz_mode = var_GetString( p_this, "deinterlace-mode" );
1489 const bool is_needed = var_GetBool( p_this, "deinterlace-needed" );
1491 return VLC_EGENERIC;
1493 DeinterlaceSave( p_vout, i_deinterlace, psz_mode, is_needed );
1496 bool b_vout_filter = false;
1497 const deinterlace_mode_t *p_mode = DeinterlaceGetMode( psz_mode );
1499 b_vout_filter = p_mode->b_vout_filter;
1505 psz_old = var_CreateGetString( p_vout, "filter-deinterlace-mode" );
1509 psz_old = var_CreateGetString( p_vout, "sout-deinterlace-mode" );
1510 var_SetString( p_vout, "sout-deinterlace-mode", psz_mode );
1513 msg_Dbg( p_vout, "deinterlace %d, mode %s, is_needed %d", i_deinterlace, psz_mode, is_needed );
1514 if( i_deinterlace == 0 || ( i_deinterlace == -1 && !is_needed ) )
1516 DeinterlaceRemove( p_vout, false );
1517 DeinterlaceRemove( p_vout, true );
1521 if( !DeinterlaceIsPresent( p_vout, b_vout_filter ) )
1523 DeinterlaceRemove( p_vout, !b_vout_filter );
1524 DeinterlaceAdd( p_vout, b_vout_filter );
1528 /* The deinterlace filter was already inserted but we have changed the mode */
1529 DeinterlaceRemove( p_vout, !b_vout_filter );
1530 if( psz_old && strcmp( psz_old, psz_mode ) )
1531 var_TriggerCallback( p_vout, b_vout_filter ? "vout-filter" : "video-filter" );
1541 static void DeinterlaceEnable( vout_thread_t *p_vout )
1543 vlc_value_t val, text;
1545 if( !p_vout->p->b_first_vout )
1548 msg_Dbg( p_vout, "Deinterlacing available" );
1550 /* Create the configuration variables */
1552 var_Create( p_vout, "deinterlace", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT | VLC_VAR_HASCHOICE );
1553 int i_deinterlace = var_GetInteger( p_vout, "deinterlace" );
1555 text.psz_string = _("Deinterlace");
1556 var_Change( p_vout, "deinterlace", VLC_VAR_SETTEXT, &text, NULL );
1558 const module_config_t *p_optd = config_FindConfig( VLC_OBJECT(p_vout), "deinterlace" );
1559 var_Change( p_vout, "deinterlace", VLC_VAR_CLEARCHOICES, NULL, NULL );
1560 for( int i = 0; p_optd && i < p_optd->i_list; i++ )
1562 val.i_int = p_optd->pi_list[i];
1563 text.psz_string = (char*)vlc_gettext(p_optd->ppsz_list_text[i]);
1564 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
1566 var_AddCallback( p_vout, "deinterlace", DeinterlaceCallback, NULL );
1568 var_Create( p_vout, "deinterlace-mode", VLC_VAR_STRING | VLC_VAR_DOINHERIT | VLC_VAR_HASCHOICE );
1569 char *psz_deinterlace = var_GetNonEmptyString( p_vout, "deinterlace-mode" );
1571 text.psz_string = _("Deinterlace mode");
1572 var_Change( p_vout, "deinterlace-mode", VLC_VAR_SETTEXT, &text, NULL );
1574 const module_config_t *p_optm = config_FindConfig( VLC_OBJECT(p_vout), "deinterlace-mode" );
1575 var_Change( p_vout, "deinterlace-mode", VLC_VAR_CLEARCHOICES, NULL, NULL );
1576 for( int i = 0; p_optm && i < p_optm->i_list; i++ )
1578 if( !DeinterlaceGetMode( p_optm->ppsz_list[i] ) )
1581 val.psz_string = p_optm->ppsz_list[i];
1582 text.psz_string = (char*)vlc_gettext(p_optm->ppsz_list_text[i]);
1583 var_Change( p_vout, "deinterlace-mode", VLC_VAR_ADDCHOICE, &val, &text );
1585 var_AddCallback( p_vout, "deinterlace-mode", DeinterlaceCallback, NULL );
1587 var_Create( p_vout, "deinterlace-needed", VLC_VAR_BOOL );
1588 var_AddCallback( p_vout, "deinterlace-needed", DeinterlaceCallback, NULL );
1590 /* Override the initial value from filters if present */
1591 char *psz_filter_mode = NULL;
1592 if( DeinterlaceIsPresent( p_vout, true ) )
1593 psz_filter_mode = var_CreateGetNonEmptyString( p_vout, "filter-deinterlace-mode" );
1594 else if( DeinterlaceIsPresent( p_vout, false ) )
1595 psz_filter_mode = var_CreateGetNonEmptyString( p_vout, "sout-deinterlace-mode" );
1596 if( psz_filter_mode )
1598 free( psz_deinterlace );
1599 if( i_deinterlace >= -1 )
1601 psz_deinterlace = psz_filter_mode;
1605 if( i_deinterlace == -2 )
1606 p_vout->p->displayed.is_interlaced = true;
1607 else if( i_deinterlace == -3 )
1608 p_vout->p->displayed.is_interlaced = false;
1609 if( i_deinterlace < 0 )
1613 val.psz_string = psz_deinterlace ? psz_deinterlace : p_optm->orig.psz;
1614 var_Change( p_vout, "deinterlace-mode", VLC_VAR_SETVALUE, &val, NULL );
1615 val.b_bool = p_vout->p->displayed.is_interlaced;
1616 var_Change( p_vout, "deinterlace-needed", VLC_VAR_SETVALUE, &val, NULL );
1618 var_SetInteger( p_vout, "deinterlace", i_deinterlace );
1619 free( psz_deinterlace );
1622 static void DeinterlaceNeeded( vout_thread_t *p_vout, bool is_interlaced )
1624 msg_Dbg( p_vout, "Detected %s video",
1625 is_interlaced ? "interlaced" : "progressive" );
1626 var_SetBool( p_vout, "deinterlace-needed", is_interlaced );