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>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
27 *****************************************************************************/
29 /*****************************************************************************
31 *****************************************************************************/
36 #include <vlc_common.h>
38 #include <stdlib.h> /* free() */
42 #ifdef HAVE_SYS_TIMES_H
43 # include <sys/times.h>
48 #include <vlc_filter.h>
51 #if defined( __APPLE__ )
52 /* Include darwin_specific.h here if needed */
55 /** FIXME This is quite ugly but needed while we don't have counters
57 #include "input/input_internal.h"
59 #include "modules/modules.h"
62 /*****************************************************************************
64 *****************************************************************************/
65 static int InitThread ( vout_thread_t * );
66 static void RunThread ( vout_thread_t * );
67 static void ErrorThread ( vout_thread_t * );
68 static void EndThread ( vout_thread_t * );
70 static void AspectRatio ( int, int *, int * );
71 static int BinaryLog ( uint32_t );
72 static void MaskToShift ( int *, int *, uint32_t );
74 static void vout_Destructor ( vlc_object_t * p_this );
76 /* Object variables callbacks */
77 static int DeinterlaceCallback( vlc_object_t *, char const *,
78 vlc_value_t, vlc_value_t, void * );
79 static int FilterCallback( vlc_object_t *, char const *,
80 vlc_value_t, vlc_value_t, void * );
81 static int VideoFilter2Callback( vlc_object_t *, char const *,
82 vlc_value_t, vlc_value_t, void * );
84 /* From vout_intf.c */
85 int vout_Snapshot( vout_thread_t *, picture_t * );
87 /* Display media title in OSD */
88 static void DisplayTitleOnOSD( vout_thread_t *p_vout );
90 /*****************************************************************************
91 * Video Filter2 functions
92 *****************************************************************************/
93 static picture_t *video_new_buffer_filter( filter_t *p_filter )
96 vout_thread_t *p_vout = (vout_thread_t*)p_filter->p_owner;
98 p_picture = vout_CreatePicture( p_vout, 0, 0, 0 );
103 static void video_del_buffer_filter( filter_t *p_filter, picture_t *p_pic )
105 vout_DestroyPicture( (vout_thread_t*)p_filter->p_owner, p_pic );
108 static int video_filter_buffer_allocation_init( filter_t *p_filter, void *p_data )
110 p_filter->pf_vout_buffer_new = video_new_buffer_filter;
111 p_filter->pf_vout_buffer_del = video_del_buffer_filter;
112 p_filter->p_owner = p_data; /* p_vout */
116 /*****************************************************************************
117 * vout_Request: find a video output thread, create one, or destroy one.
118 *****************************************************************************
119 * This function looks for a video output thread matching the current
120 * properties. If not found, it spawns a new one.
121 *****************************************************************************/
122 vout_thread_t *__vout_Request( vlc_object_t *p_this, vout_thread_t *p_vout,
123 video_format_t *p_fmt )
127 /* Reattach video output to the instance before bailing out */
130 spu_Attach( p_vout->p_spu, p_this, false );
131 vlc_object_detach( p_vout );
132 vlc_object_attach( p_vout, p_this->p_libvlc );
137 /* If a video output was provided, lock it, otherwise look for one. */
140 vlc_object_yield( p_vout );
144 p_vout = vlc_object_find( p_this, VLC_OBJECT_VOUT, FIND_CHILD );
148 p_vout = vlc_object_find( p_this->p_libvlc,
149 VLC_OBJECT_VOUT, FIND_CHILD );
150 /* only first children of p_input for unused vout */
151 if( p_vout && p_vout->p_parent != VLC_OBJECT(p_this->p_libvlc) )
153 vlc_object_release( p_vout );
157 vlc_object_detach( p_vout ); /* Remove it from the GC */
161 /* If we now have a video output, check it has the right properties */
164 char *psz_filter_chain;
167 /* We don't directly check for the "vout-filter" variable for obvious
168 * performance reasons. */
169 if( p_vout->b_filter_change )
171 var_Get( p_vout, "vout-filter", &val );
172 psz_filter_chain = val.psz_string;
174 if( psz_filter_chain && !*psz_filter_chain )
176 free( psz_filter_chain );
177 psz_filter_chain = NULL;
179 if( p_vout->psz_filter_chain && !*p_vout->psz_filter_chain )
181 free( p_vout->psz_filter_chain );
182 p_vout->psz_filter_chain = NULL;
185 if( !psz_filter_chain && !p_vout->psz_filter_chain )
187 p_vout->b_filter_change = false;
190 free( psz_filter_chain );
193 if( ( p_vout->fmt_render.i_width != p_fmt->i_width ) ||
194 ( p_vout->fmt_render.i_height != p_fmt->i_height ) ||
195 ( p_vout->fmt_render.i_aspect != p_fmt->i_aspect ) ||
196 p_vout->b_filter_change )
198 /* We are not interested in this format, close this vout */
199 vlc_object_release( p_vout );
200 vlc_object_release( p_vout );
205 /* This video output is cool! Hijack it. */
206 spu_Attach( p_vout->p_spu, p_this, true );
207 vlc_object_attach( p_vout, p_this );
208 if( p_vout->b_title_show )
209 DisplayTitleOnOSD( p_vout );
210 vlc_object_release( p_vout );
216 msg_Dbg( p_this, "no usable vout present, spawning one" );
218 p_vout = vout_Create( p_this, p_fmt );
224 /*****************************************************************************
225 * vout_Create: creates a new video output thread
226 *****************************************************************************
227 * This function creates a new video output thread, and returns a pointer
228 * to its description. On error, it returns NULL.
229 *****************************************************************************/
230 vout_thread_t * __vout_Create( vlc_object_t *p_parent, video_format_t *p_fmt )
232 vout_thread_t * p_vout; /* thread descriptor */
233 input_thread_t * p_input_thread;
234 int i_index; /* loop variable */
235 vlc_value_t val, text;
237 unsigned int i_width = p_fmt->i_width;
238 unsigned int i_height = p_fmt->i_height;
239 vlc_fourcc_t i_chroma = p_fmt->i_chroma;
240 unsigned int i_aspect = p_fmt->i_aspect;
242 config_chain_t *p_cfg;
246 /* Allocate descriptor */
247 static const char typename[] = "video output";
248 p_vout = vlc_custom_create( p_parent, sizeof( *p_vout ), VLC_OBJECT_VOUT,
253 /* Initialize pictures - translation tables and functions
254 * will be initialized later in InitThread */
255 for( i_index = 0; i_index < 2 * VOUT_MAX_PICTURES + 1; i_index++)
257 p_vout->p_picture[i_index].pf_lock = NULL;
258 p_vout->p_picture[i_index].pf_unlock = NULL;
259 p_vout->p_picture[i_index].i_status = FREE_PICTURE;
260 p_vout->p_picture[i_index].i_type = EMPTY_PICTURE;
261 p_vout->p_picture[i_index].b_slow = 0;
264 /* No images in the heap */
265 p_vout->i_heap_size = 0;
267 /* Initialize the rendering heap */
268 I_RENDERPICTURES = 0;
270 vlc_ureduce( &p_fmt->i_sar_num, &p_fmt->i_sar_den,
271 p_fmt->i_sar_num, p_fmt->i_sar_den, 50000 );
272 p_vout->fmt_render = *p_fmt; /* FIXME palette */
273 p_vout->fmt_in = *p_fmt; /* FIXME palette */
275 p_vout->render.i_width = i_width;
276 p_vout->render.i_height = i_height;
277 p_vout->render.i_chroma = i_chroma;
278 p_vout->render.i_aspect = i_aspect;
280 p_vout->render.i_rmask = 0;
281 p_vout->render.i_gmask = 0;
282 p_vout->render.i_bmask = 0;
284 p_vout->render.i_last_used_pic = -1;
285 p_vout->render.b_allow_modify_pics = 1;
287 /* Zero the output heap */
288 I_OUTPUTPICTURES = 0;
289 p_vout->output.i_width = 0;
290 p_vout->output.i_height = 0;
291 p_vout->output.i_chroma = 0;
292 p_vout->output.i_aspect = 0;
294 p_vout->output.i_rmask = 0;
295 p_vout->output.i_gmask = 0;
296 p_vout->output.i_bmask = 0;
298 /* Initialize misc stuff */
299 p_vout->i_changes = 0;
301 p_vout->b_grayscale = 0;
303 p_vout->b_interface = 0;
305 p_vout->b_fullscreen = 0;
306 p_vout->i_alignment = 0;
307 p_vout->render_time = 10;
308 p_vout->c_fps_samples = 0;
309 p_vout->b_filter_change = 0;
310 p_vout->pf_control = NULL;
311 p_vout->p_window = NULL;
312 p_vout->i_par_num = p_vout->i_par_den = 1;
314 /* Initialize locks */
315 vlc_mutex_init( &p_vout->picture_lock );
316 vlc_mutex_init( &p_vout->change_lock );
317 vlc_mutex_init( &p_vout->vfilter_lock );
319 /* Mouse coordinates */
320 var_Create( p_vout, "mouse-x", VLC_VAR_INTEGER );
321 var_Create( p_vout, "mouse-y", VLC_VAR_INTEGER );
322 var_Create( p_vout, "mouse-button-down", VLC_VAR_INTEGER );
323 var_Create( p_vout, "mouse-moved", VLC_VAR_BOOL );
324 var_Create( p_vout, "mouse-clicked", VLC_VAR_INTEGER );
326 /* Initialize subpicture unit */
327 p_vout->p_spu = spu_Create( p_vout );
328 spu_Attach( p_vout->p_spu, p_parent, true );
330 /* Attach the new object now so we can use var inheritance below */
331 vlc_object_attach( p_vout, p_parent );
333 spu_Init( p_vout->p_spu );
335 /* Take care of some "interface/control" related initialisations */
336 vout_IntfInit( p_vout );
338 /* If the parent is not a VOUT object, that means we are at the start of
339 * the video output pipe */
340 if( p_parent->i_object_type != VLC_OBJECT_VOUT )
342 /* Look for the default filter configuration */
343 p_vout->psz_filter_chain =
344 var_CreateGetStringCommand( p_vout, "vout-filter" );
346 /* Apply video filter2 objects on the first vout */
348 var_CreateGetStringCommand( p_vout, "video-filter" );
352 /* continue the parent's filter chain */
355 /* Ugly hack to jump to our configuration chain */
356 p_vout->psz_filter_chain
357 = ((vout_thread_t *)p_parent)->psz_filter_chain;
358 p_vout->psz_filter_chain
359 = config_ChainCreate( &psz_tmp, &p_cfg, p_vout->psz_filter_chain );
360 config_ChainDestroy( p_cfg );
363 /* Create a video filter2 var ... but don't inherit values */
364 var_Create( p_vout, "video-filter",
365 VLC_VAR_STRING | VLC_VAR_ISCOMMAND );
366 p_vout->psz_vf2 = var_GetString( p_vout, "video-filter" );
369 var_AddCallback( p_vout, "video-filter", VideoFilter2Callback, NULL );
370 p_vout->p_vf2_chain = filter_chain_New( p_vout, "video filter2",
371 false, video_filter_buffer_allocation_init, NULL, p_vout );
373 /* Choose the video output module */
374 if( !p_vout->psz_filter_chain || !*p_vout->psz_filter_chain )
376 var_Create( p_vout, "vout", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
377 var_Get( p_vout, "vout", &val );
378 psz_parser = val.psz_string;
382 psz_parser = strdup( p_vout->psz_filter_chain );
385 /* Create the vout thread */
386 config_ChainCreate( &psz_name, &p_cfg, psz_parser );
388 p_vout->p_cfg = p_cfg;
389 p_vout->p_module = module_Need( p_vout,
390 ( p_vout->psz_filter_chain && *p_vout->psz_filter_chain ) ?
391 "video filter" : "video output", psz_name, p_vout->psz_filter_chain && *p_vout->psz_filter_chain );
394 if( p_vout->p_module == NULL )
396 msg_Err( p_vout, "no suitable vout module" );
397 vlc_object_detach( p_vout );
398 vlc_object_release( p_vout );
402 /* Create a few object variables for interface interaction */
403 var_Create( p_vout, "deinterlace", VLC_VAR_STRING | VLC_VAR_HASCHOICE );
404 text.psz_string = _("Deinterlace");
405 var_Change( p_vout, "deinterlace", VLC_VAR_SETTEXT, &text, NULL );
406 val.psz_string = (char *)""; text.psz_string = _("Disable");
407 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
408 val.psz_string = (char *)"discard"; text.psz_string = _("Discard");
409 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
410 val.psz_string = (char *)"blend"; text.psz_string = _("Blend");
411 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
412 val.psz_string = (char *)"mean"; text.psz_string = _("Mean");
413 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
414 val.psz_string = (char *)"bob"; text.psz_string = _("Bob");
415 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
416 val.psz_string = (char *)"linear"; text.psz_string = _("Linear");
417 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
418 val.psz_string = (char *)"x"; text.psz_string = (char *)"X";
419 var_Change( p_vout, "deinterlace", VLC_VAR_ADDCHOICE, &val, &text );
421 if( var_Get( p_vout, "deinterlace-mode", &val ) == VLC_SUCCESS )
423 var_Set( p_vout, "deinterlace", val );
424 free( val.psz_string );
426 var_AddCallback( p_vout, "deinterlace", DeinterlaceCallback, NULL );
428 var_Create( p_vout, "vout-filter", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
429 text.psz_string = _("Filters");
430 var_Change( p_vout, "vout-filter", VLC_VAR_SETTEXT, &text, NULL );
431 var_AddCallback( p_vout, "vout-filter", FilterCallback, NULL );
433 /* Calculate delay created by internal caching */
434 p_input_thread = (input_thread_t *)vlc_object_find( p_vout,
435 VLC_OBJECT_INPUT, FIND_ANYWHERE );
438 p_vout->i_pts_delay = p_input_thread->i_pts_delay;
439 vlc_object_release( p_input_thread );
443 p_vout->i_pts_delay = DEFAULT_PTS_DELAY;
446 if( vlc_thread_create( p_vout, "video output", RunThread,
447 VLC_THREAD_PRIORITY_OUTPUT, true ) )
449 module_Unneed( p_vout, p_vout->p_module );
450 vlc_object_release( p_vout );
454 vlc_object_set_destructor( p_vout, vout_Destructor );
456 if( p_vout->b_error )
458 msg_Err( p_vout, "video output creation failed" );
460 /* Make sure the thread is destroyed and data released */
461 vlc_object_release( p_vout );
468 static void vout_Destructor( vlc_object_t * p_this )
470 vout_thread_t *p_vout = (vout_thread_t *)p_this;
472 /* Destroy the locks */
473 vlc_mutex_destroy( &p_vout->picture_lock );
474 vlc_mutex_destroy( &p_vout->change_lock );
475 vlc_mutex_destroy( &p_vout->vfilter_lock );
477 /* Release the module */
478 if( p_vout->p_module )
480 module_Unneed( p_vout, p_vout->p_module );
483 free( p_vout->psz_filter_chain );
485 config_ChainDestroy( p_vout->p_cfg );
488 vout_thread_t *p_another_vout;
490 /* This is a dirty hack mostly for Linux, where there is no way to get the
491 * GUI back if you closed it while playing video. This is solved in
492 * Mac OS X, where we have this novelty called menubar, that will always
493 * allow you access to the applications main functionality. They should try
494 * that on linux sometime. */
495 p_another_vout = vlc_object_find( p_this->p_libvlc,
496 VLC_OBJECT_VOUT, FIND_ANYWHERE );
497 if( p_another_vout == NULL )
498 var_SetBool( p_this->p_libvlc, "intf-show", true );
500 vlc_object_release( p_another_vout );
504 /*****************************************************************************
505 * InitThread: initialize video output thread
506 *****************************************************************************
507 * This function is called from RunThread and performs the second step of the
508 * initialization. It returns 0 on success. Note that the thread's flag are not
509 * modified inside this function.
510 * XXX You have to enter it with change_lock taken.
511 *****************************************************************************/
512 static int ChromaCreate( vout_thread_t *p_vout );
513 static void ChromaDestroy( vout_thread_t *p_vout );
515 static int InitThread( vout_thread_t *p_vout )
517 int i, i_aspect_x, i_aspect_y;
523 /* Initialize output method, it allocates direct buffers for us */
524 if( p_vout->pf_init( p_vout ) )
527 if( !I_OUTPUTPICTURES )
529 msg_Err( p_vout, "plugin was unable to allocate at least "
530 "one direct buffer" );
531 p_vout->pf_end( p_vout );
535 if( I_OUTPUTPICTURES > VOUT_MAX_PICTURES )
537 msg_Err( p_vout, "plugin allocated too many direct buffers, "
538 "our internal buffers must have overflown." );
539 p_vout->pf_end( p_vout );
543 msg_Dbg( p_vout, "got %i direct buffer(s)", I_OUTPUTPICTURES );
545 AspectRatio( p_vout->fmt_render.i_aspect, &i_aspect_x, &i_aspect_y );
547 msg_Dbg( p_vout, "picture in %ix%i (%i,%i,%ix%i), "
548 "chroma %4.4s, ar %i:%i, sar %i:%i",
549 p_vout->fmt_render.i_width, p_vout->fmt_render.i_height,
550 p_vout->fmt_render.i_x_offset, p_vout->fmt_render.i_y_offset,
551 p_vout->fmt_render.i_visible_width,
552 p_vout->fmt_render.i_visible_height,
553 (char*)&p_vout->fmt_render.i_chroma,
554 i_aspect_x, i_aspect_y,
555 p_vout->fmt_render.i_sar_num, p_vout->fmt_render.i_sar_den );
557 AspectRatio( p_vout->fmt_in.i_aspect, &i_aspect_x, &i_aspect_y );
559 msg_Dbg( p_vout, "picture user %ix%i (%i,%i,%ix%i), "
560 "chroma %4.4s, ar %i:%i, sar %i:%i",
561 p_vout->fmt_in.i_width, p_vout->fmt_in.i_height,
562 p_vout->fmt_in.i_x_offset, p_vout->fmt_in.i_y_offset,
563 p_vout->fmt_in.i_visible_width,
564 p_vout->fmt_in.i_visible_height,
565 (char*)&p_vout->fmt_in.i_chroma,
566 i_aspect_x, i_aspect_y,
567 p_vout->fmt_in.i_sar_num, p_vout->fmt_in.i_sar_den );
569 if( !p_vout->fmt_out.i_width || !p_vout->fmt_out.i_height )
571 p_vout->fmt_out.i_width = p_vout->fmt_out.i_visible_width =
572 p_vout->output.i_width;
573 p_vout->fmt_out.i_height = p_vout->fmt_out.i_visible_height =
574 p_vout->output.i_height;
575 p_vout->fmt_out.i_x_offset = p_vout->fmt_out.i_y_offset = 0;
577 p_vout->fmt_out.i_aspect = p_vout->output.i_aspect;
578 p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
580 if( !p_vout->fmt_out.i_sar_num || !p_vout->fmt_out.i_sar_num )
582 p_vout->fmt_out.i_sar_num = p_vout->fmt_out.i_aspect *
583 p_vout->fmt_out.i_height;
584 p_vout->fmt_out.i_sar_den = VOUT_ASPECT_FACTOR *
585 p_vout->fmt_out.i_width;
588 vlc_ureduce( &p_vout->fmt_out.i_sar_num, &p_vout->fmt_out.i_sar_den,
589 p_vout->fmt_out.i_sar_num, p_vout->fmt_out.i_sar_den, 0 );
591 AspectRatio( p_vout->fmt_out.i_aspect, &i_aspect_x, &i_aspect_y );
593 msg_Dbg( p_vout, "picture out %ix%i (%i,%i,%ix%i), "
594 "chroma %4.4s, ar %i:%i, sar %i:%i",
595 p_vout->fmt_out.i_width, p_vout->fmt_out.i_height,
596 p_vout->fmt_out.i_x_offset, p_vout->fmt_out.i_y_offset,
597 p_vout->fmt_out.i_visible_width,
598 p_vout->fmt_out.i_visible_height,
599 (char*)&p_vout->fmt_out.i_chroma,
600 i_aspect_x, i_aspect_y,
601 p_vout->fmt_out.i_sar_num, p_vout->fmt_out.i_sar_den );
603 /* Calculate shifts from system-updated masks */
604 MaskToShift( &p_vout->output.i_lrshift, &p_vout->output.i_rrshift,
605 p_vout->output.i_rmask );
606 MaskToShift( &p_vout->output.i_lgshift, &p_vout->output.i_rgshift,
607 p_vout->output.i_gmask );
608 MaskToShift( &p_vout->output.i_lbshift, &p_vout->output.i_rbshift,
609 p_vout->output.i_bmask );
611 /* Check whether we managed to create direct buffers similar to
612 * the render buffers, ie same size and chroma */
613 if( ( p_vout->output.i_width == p_vout->render.i_width )
614 && ( p_vout->output.i_height == p_vout->render.i_height )
615 && ( vout_ChromaCmp( p_vout->output.i_chroma, p_vout->render.i_chroma ) ) )
617 /* Cool ! We have direct buffers, we can ask the decoder to
618 * directly decode into them ! Map the first render buffers to
619 * the first direct buffers, but keep the first direct buffer
620 * for memcpy operations */
621 p_vout->b_direct = 1;
623 for( i = 1; i < VOUT_MAX_PICTURES; i++ )
625 if( p_vout->p_picture[ i ].i_type != DIRECT_PICTURE &&
626 I_RENDERPICTURES >= VOUT_MIN_DIRECT_PICTURES - 1 &&
627 p_vout->p_picture[ i - 1 ].i_type == DIRECT_PICTURE )
629 /* We have enough direct buffers so there's no need to
630 * try to use system memory buffers. */
633 PP_RENDERPICTURE[ I_RENDERPICTURES ] = &p_vout->p_picture[ i ];
637 msg_Dbg( p_vout, "direct render, mapping "
638 "render pictures 0-%i to system pictures 1-%i",
639 VOUT_MAX_PICTURES - 2, VOUT_MAX_PICTURES - 1 );
643 /* Rats... Something is wrong here, we could not find an output
644 * plugin able to directly render what we decode. See if we can
645 * find a chroma plugin to do the conversion */
646 p_vout->b_direct = 0;
648 if( ChromaCreate( p_vout ) )
650 p_vout->pf_end( p_vout );
654 msg_Dbg( p_vout, "indirect render, mapping "
655 "render pictures 0-%i to system pictures %i-%i",
656 VOUT_MAX_PICTURES - 1, I_OUTPUTPICTURES,
657 I_OUTPUTPICTURES + VOUT_MAX_PICTURES - 1 );
659 /* Append render buffers after the direct buffers */
660 for( i = I_OUTPUTPICTURES; i < 2 * VOUT_MAX_PICTURES; i++ )
662 PP_RENDERPICTURE[ I_RENDERPICTURES ] = &p_vout->p_picture[ i ];
665 /* Check if we have enough render pictures */
666 if( I_RENDERPICTURES == VOUT_MAX_PICTURES )
671 /* Link pictures back to their heap */
672 for( i = 0 ; i < I_RENDERPICTURES ; i++ )
674 PP_RENDERPICTURE[ i ]->p_heap = &p_vout->render;
677 for( i = 0 ; i < I_OUTPUTPICTURES ; i++ )
679 PP_OUTPUTPICTURE[ i ]->p_heap = &p_vout->output;
685 /*****************************************************************************
686 * RunThread: video output thread
687 *****************************************************************************
688 * Video output thread. This function does only returns when the thread is
689 * terminated. It handles the pictures arriving in the video heap and the
690 * display device events.
691 *****************************************************************************/
692 static void RunThread( vout_thread_t *p_vout)
694 int i_index; /* index in heap */
695 int i_idle_loops = 0; /* loops without displaying a picture */
696 mtime_t current_date; /* current date */
697 mtime_t display_date; /* display date */
699 picture_t * p_picture; /* picture pointer */
700 picture_t * p_last_picture = NULL; /* last picture */
701 picture_t * p_directbuffer; /* direct buffer to display */
703 subpicture_t * p_subpic = NULL; /* subpicture pointer */
705 input_thread_t *p_input = NULL ; /* Parent input, if it exists */
710 int i_displayed = 0, i_lost = 0, i_loops = 0;
715 vlc_mutex_lock( &p_vout->change_lock );
716 p_vout->b_error = InitThread( p_vout );
718 var_Create( p_vout, "drop-late-frames", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
719 var_Get( p_vout, "drop-late-frames", &val );
720 b_drop_late = val.b_bool;
722 /* signal the creation of the vout */
723 vlc_thread_ready( p_vout );
725 if( p_vout->b_error )
727 vlc_mutex_unlock( &p_vout->change_lock );
731 vlc_object_lock( p_vout );
733 if( p_vout->b_title_show )
734 DisplayTitleOnOSD( p_vout );
737 * Main loop - it is not executed if an error occurred during
740 while( (vlc_object_alive( p_vout )) && (!p_vout->b_error) )
742 /* Initialize loop variables */
745 current_date = mdate();
750 p_input = vlc_object_find( p_vout, VLC_OBJECT_INPUT,
755 vlc_mutex_lock( &p_input->p->counters.counters_lock );
756 stats_UpdateInteger( p_vout, p_input->p->counters.p_lost_pictures,
758 stats_UpdateInteger( p_vout,
759 p_input->p->counters.p_displayed_pictures,
761 i_displayed = i_lost = 0;
762 vlc_mutex_unlock( &p_input->p->counters.counters_lock );
763 vlc_object_release( p_input );
768 if( !(p_vout->c_loops % VOUT_STATS_NB_LOOPS) )
770 msg_Dbg( p_vout, "picture heap: %d/%d",
771 I_RENDERPICTURES, p_vout->i_heap_size );
776 * Find the picture to display (the one with the earliest date).
777 * This operation does not need lock, since only READY_PICTUREs
779 for( i_index = 0; i_index < I_RENDERPICTURES; i_index++ )
781 if( (PP_RENDERPICTURE[i_index]->i_status == READY_PICTURE)
782 && ( (p_picture == NULL) ||
783 (PP_RENDERPICTURE[i_index]->date < display_date) ) )
785 p_picture = PP_RENDERPICTURE[i_index];
786 display_date = p_picture->date;
792 /* If we met the last picture, parse again to see whether there is
793 * a more appropriate one. */
794 if( p_picture == p_last_picture )
796 for( i_index = 0; i_index < I_RENDERPICTURES; i_index++ )
798 if( (PP_RENDERPICTURE[i_index]->i_status == READY_PICTURE)
799 && (PP_RENDERPICTURE[i_index] != p_last_picture)
800 && ((p_picture == p_last_picture) ||
801 (PP_RENDERPICTURE[i_index]->date < display_date)) )
803 p_picture = PP_RENDERPICTURE[i_index];
804 display_date = p_picture->date;
809 /* If we found better than the last picture, destroy it */
810 if( p_last_picture && p_picture != p_last_picture )
812 vlc_mutex_lock( &p_vout->picture_lock );
813 if( p_last_picture->i_refcount )
815 p_last_picture->i_status = DISPLAYED_PICTURE;
819 p_last_picture->i_status = DESTROYED_PICTURE;
820 p_vout->i_heap_size--;
822 vlc_mutex_unlock( &p_vout->picture_lock );
823 p_last_picture = NULL;
826 /* Compute FPS rate */
827 p_vout->p_fps_sample[ p_vout->c_fps_samples++ % VOUT_FPS_SAMPLES ]
830 if( !p_picture->b_force &&
831 p_picture != p_last_picture &&
832 display_date < current_date + p_vout->render_time &&
835 /* Picture is late: it will be destroyed and the thread
836 * will directly choose the next picture */
837 vlc_mutex_lock( &p_vout->picture_lock );
838 if( p_picture->i_refcount )
840 /* Pretend we displayed the picture, but don't destroy
841 * it since the decoder might still need it. */
842 p_picture->i_status = DISPLAYED_PICTURE;
846 /* Destroy the picture without displaying it */
847 p_picture->i_status = DESTROYED_PICTURE;
848 p_vout->i_heap_size--;
850 msg_Warn( p_vout, "late picture skipped (%"PRId64")",
851 current_date - display_date );
853 vlc_mutex_unlock( &p_vout->picture_lock );
859 current_date + p_vout->i_pts_delay + VOUT_BOGUS_DELAY )
861 /* Picture is waaay too early: it will be destroyed */
862 vlc_mutex_lock( &p_vout->picture_lock );
863 if( p_picture->i_refcount )
865 /* Pretend we displayed the picture, but don't destroy
866 * it since the decoder might still need it. */
867 p_picture->i_status = DISPLAYED_PICTURE;
871 /* Destroy the picture without displaying it */
872 p_picture->i_status = DESTROYED_PICTURE;
873 p_vout->i_heap_size--;
876 msg_Warn( p_vout, "vout warning: early picture skipped "
877 "(%"PRId64")", display_date - current_date
878 - p_vout->i_pts_delay );
879 vlc_mutex_unlock( &p_vout->picture_lock );
884 if( display_date > current_date + VOUT_DISPLAY_DELAY )
886 /* A picture is ready to be rendered, but its rendering date
887 * is far from the current one so the thread will perform an
888 * empty loop as if no picture were found. The picture state
893 else if( p_picture == p_last_picture )
895 /* We are asked to repeat the previous picture, but we first
896 * wait for a couple of idle loops */
897 if( i_idle_loops < 4 )
904 /* We set the display date to something high, otherwise
905 * we'll have lots of problems with late pictures */
906 display_date = current_date + p_vout->render_time;
911 if( p_picture == NULL )
916 /* Video Filter2 stuff */
917 if( p_vout->psz_vf2 )
921 vlc_mutex_lock( &p_vout->vfilter_lock );
923 es_format_Init( &fmt, VIDEO_ES, p_vout->fmt_render.i_chroma );
924 fmt.video = p_vout->fmt_render;
925 filter_chain_Reset( p_vout->p_vf2_chain, &fmt, &fmt );
927 if( filter_chain_AppendFromString( p_vout->p_vf2_chain,
928 p_vout->psz_vf2 ) < 0 )
929 msg_Err( p_vout, "Video filter chain creation failed" );
931 free( p_vout->psz_vf2 );
932 p_vout->psz_vf2 = NULL;
933 vlc_mutex_unlock( &p_vout->vfilter_lock );
938 p_picture = filter_chain_VideoFilter( p_vout->p_vf2_chain,
942 if( p_picture && p_vout->b_snapshot )
944 p_vout->b_snapshot = false;
945 vout_Snapshot( p_vout, p_picture );
949 * Check for subpictures to display
951 if( display_date > 0 )
955 p_input = vlc_object_find( p_vout, VLC_OBJECT_INPUT,
958 p_subpic = spu_SortSubpictures( p_vout->p_spu, display_date,
959 p_input ? var_GetBool( p_input, "state" ) == PAUSE_S : false );
961 vlc_object_release( p_input );
969 p_directbuffer = vout_RenderPicture( p_vout, p_picture, p_subpic );
972 * Call the plugin-specific rendering method if there is one
974 if( p_picture != NULL && p_directbuffer != NULL && p_vout->pf_render )
976 /* Render the direct buffer returned by vout_RenderPicture */
977 p_vout->pf_render( p_vout, p_directbuffer );
983 if( display_date != 0 && p_directbuffer != NULL )
985 mtime_t current_render_time = mdate() - current_date;
986 /* if render time is very large we don't include it in the mean */
987 if( current_render_time < p_vout->render_time +
990 /* Store render time using a sliding mean weighting to
991 * current value in a 3 to 1 ratio*/
992 p_vout->render_time *= 3;
993 p_vout->render_time += current_render_time;
994 p_vout->render_time >>= 2;
998 /* Give back change lock */
999 vlc_mutex_unlock( &p_vout->change_lock );
1001 vlc_object_unlock( p_vout );
1003 /* Sleep a while or until a given date */
1004 if( display_date != 0 )
1006 /* If there are filters in the chain, better give them the picture
1008 if( !p_vout->psz_filter_chain || !*p_vout->psz_filter_chain )
1010 mwait( display_date - VOUT_MWAIT_TOLERANCE );
1015 msleep( VOUT_IDLE_SLEEP );
1018 /* On awakening, take back lock and send immediately picture
1020 vlc_object_lock( p_vout );
1021 /* Note: vlc_object_alive() could be false here, and we
1023 vlc_mutex_lock( &p_vout->change_lock );
1026 * Display the previously rendered picture
1028 if( p_picture != NULL && p_directbuffer != NULL )
1030 /* Display the direct buffer returned by vout_RenderPicture */
1031 if( p_vout->pf_display )
1033 p_vout->pf_display( p_vout, p_directbuffer );
1036 /* Tell the vout this was the last picture and that it does not
1037 * need to be forced anymore. */
1038 p_last_picture = p_picture;
1039 p_last_picture->b_force = 0;
1042 if( p_picture != NULL )
1044 /* Reinitialize idle loop count */
1049 * Check events and manage thread
1051 if( p_vout->pf_manage && p_vout->pf_manage( p_vout ) )
1053 /* A fatal error occurred, and the thread must terminate
1054 * immediately, without displaying anything - setting b_error to 1
1055 * causes the immediate end of the main while() loop. */
1057 p_vout->b_error = 1;
1060 if( p_vout->i_changes & VOUT_SIZE_CHANGE )
1062 /* this must only happen when the vout plugin is incapable of
1063 * rescaling the picture itself. In this case we need to destroy
1064 * the current picture buffers and recreate new ones with the right
1068 p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
1070 p_vout->pf_end( p_vout );
1071 for( i = 0; i < I_OUTPUTPICTURES; i++ )
1072 p_vout->p_picture[ i ].i_status = FREE_PICTURE;
1074 I_OUTPUTPICTURES = 0;
1075 if( p_vout->pf_init( p_vout ) )
1077 msg_Err( p_vout, "cannot resize display" );
1078 /* FIXME: pf_end will be called again in EndThread() */
1079 p_vout->b_error = 1;
1082 /* Need to reinitialise the chroma plugin. Since we might need
1083 * resizing too and it's not sure that we already had it,
1084 * recreate the chroma plugin chain from scratch. */
1086 if( p_vout->p_chroma->p_module )
1088 filter_t *p_chroma = p_vout->p_chroma;
1089 module_Unneed( p_chroma, p_chroma->p_module );
1090 p_chroma->fmt_out.video = p_vout->fmt_out;
1091 p_chroma->fmt_out.video.i_rmask = p_vout->output.i_rmask;
1092 p_chroma->fmt_out.video.i_gmask = p_vout->output.i_gmask;
1093 p_chroma->fmt_out.video.i_bmask = p_vout->output.i_bmask;
1094 p_chroma->fmt_out.video.i_rrshift = p_vout->output.i_rrshift;
1095 p_chroma->fmt_out.video.i_lrshift = p_vout->output.i_lrshift;
1096 p_chroma->fmt_out.video.i_rgshift = p_vout->output.i_rgshift;
1097 p_chroma->fmt_out.video.i_lgshift = p_vout->output.i_lgshift;
1098 p_chroma->fmt_out.video.i_rbshift = p_vout->output.i_rbshift;
1099 p_chroma->fmt_out.video.i_lbshift = p_vout->output.i_lbshift;
1100 p_chroma->p_module = module_Need( p_chroma, "video filter2", NULL, 0 );
1101 if( !p_chroma->p_module )
1103 msg_Err( p_vout, "WOW THIS SUCKS BIG TIME!!!!!" );
1108 if( p_vout->i_changes & VOUT_PICTURE_BUFFERS_CHANGE )
1110 /* This happens when the picture buffers need to be recreated.
1111 * This is useful on multimonitor displays for instance.
1113 * Warning: This only works when the vout creates only 1 picture
1115 p_vout->i_changes &= ~VOUT_PICTURE_BUFFERS_CHANGE;
1117 if( !p_vout->b_direct )
1119 module_Unneed( p_vout->p_chroma, p_vout->p_chroma->p_module );
1120 vlc_object_detach( p_vout->p_chroma );
1121 vlc_object_release( p_vout->p_chroma );
1122 p_vout->p_chroma = NULL;
1125 vlc_mutex_lock( &p_vout->picture_lock );
1127 p_vout->pf_end( p_vout );
1129 I_OUTPUTPICTURES = I_RENDERPICTURES = 0;
1131 vlc_mutex_lock( &p_vout->change_lock ); // FIXME is that valid ?
1132 p_vout->b_error = InitThread( p_vout );
1134 vlc_mutex_unlock( &p_vout->picture_lock );
1141 vlc_object_release( p_input );
1145 * Error loop - wait until the thread destruction is requested
1147 if( p_vout->b_error )
1149 ErrorThread( p_vout );
1153 EndThread( p_vout );
1154 vlc_mutex_unlock( &p_vout->change_lock );
1156 vlc_object_unlock( p_vout );
1159 /*****************************************************************************
1160 * ErrorThread: RunThread() error loop
1161 *****************************************************************************
1162 * This function is called when an error occurred during thread main's loop.
1163 * The thread can still receive feed, but must be ready to terminate as soon
1165 *****************************************************************************/
1166 static void ErrorThread( vout_thread_t *p_vout )
1168 /* Wait until a `die' order */
1169 while( !p_vout->b_die )
1172 msleep( VOUT_IDLE_SLEEP );
1176 /*****************************************************************************
1177 * EndThread: thread destruction
1178 *****************************************************************************
1179 * This function is called when the thread ends after a sucessful
1180 * initialization. It frees all resources allocated by InitThread.
1181 * XXX You have to enter it with change_lock taken.
1182 *****************************************************************************/
1183 static void EndThread( vout_thread_t *p_vout )
1185 int i_index; /* index in heap */
1189 struct tms cpu_usage;
1190 times( &cpu_usage );
1192 msg_Dbg( p_vout, "cpu usage (user: %d, system: %d)",
1193 cpu_usage.tms_utime, cpu_usage.tms_stime );
1197 if( !p_vout->b_direct )
1198 ChromaDestroy( p_vout );
1200 /* Destroy all remaining pictures */
1201 for( i_index = 0; i_index < 2 * VOUT_MAX_PICTURES + 1; i_index++ )
1203 if ( p_vout->p_picture[i_index].i_type == MEMORY_PICTURE )
1205 free( p_vout->p_picture[i_index].p_data_orig );
1209 /* Destroy subpicture unit */
1210 spu_Attach( p_vout->p_spu, VLC_OBJECT(p_vout), false );
1211 spu_Destroy( p_vout->p_spu );
1213 /* Destroy the video filters2 */
1214 filter_chain_Delete( p_vout->p_vf2_chain );
1216 /* Destroy translation tables FIXME if b_error is set, it can already be done */
1217 p_vout->pf_end( p_vout );
1220 /* Thread helpers */
1221 static picture_t *ChromaGetPicture( filter_t *p_filter )
1223 picture_t *p_pic = (picture_t *)p_filter->p_owner;
1224 p_filter->p_owner = NULL;
1228 static int ChromaCreate( vout_thread_t *p_vout )
1232 /* Choose the best module */
1233 p_chroma = p_vout->p_chroma = vlc_object_create( p_vout, sizeof(filter_t) );
1235 vlc_object_attach( p_chroma, p_vout );
1237 /* TODO: Set the fmt_in and fmt_out stuff here */
1238 p_chroma->fmt_in.video = p_vout->fmt_render;
1239 p_chroma->fmt_out.video = p_vout->fmt_out;
1241 p_chroma->fmt_out.video.i_rmask = p_vout->output.i_rmask;
1242 p_chroma->fmt_out.video.i_gmask = p_vout->output.i_gmask;
1243 p_chroma->fmt_out.video.i_bmask = p_vout->output.i_bmask;
1244 p_chroma->fmt_out.video.i_rrshift = p_vout->output.i_rrshift;
1245 p_chroma->fmt_out.video.i_lrshift = p_vout->output.i_lrshift;
1246 p_chroma->fmt_out.video.i_rgshift = p_vout->output.i_rgshift;
1247 p_chroma->fmt_out.video.i_lgshift = p_vout->output.i_lgshift;
1248 p_chroma->fmt_out.video.i_rbshift = p_vout->output.i_rbshift;
1249 p_chroma->fmt_out.video.i_lbshift = p_vout->output.i_lbshift;
1250 p_chroma->p_module = module_Need( p_chroma, "video filter2", NULL, 0 );
1252 if( p_chroma->p_module == NULL )
1254 msg_Err( p_vout, "no chroma module for %4.4s to %4.4s",
1255 (char*)&p_vout->render.i_chroma,
1256 (char*)&p_vout->output.i_chroma );
1258 vlc_object_release( p_vout->p_chroma );
1259 p_vout->p_chroma = NULL;
1260 return VLC_EGENERIC;
1262 p_chroma->pf_vout_buffer_new = ChromaGetPicture;
1265 static void ChromaDestroy( vout_thread_t *p_vout )
1267 assert( !p_vout->b_direct && p_vout->p_chroma );
1269 module_Unneed( p_vout->p_chroma, p_vout->p_chroma->p_module );
1270 vlc_object_release( p_vout->p_chroma );
1271 p_vout->p_chroma = NULL;
1276 /* following functions are local */
1278 static int ReduceHeight( int i_ratio )
1280 int i_dummy = VOUT_ASPECT_FACTOR;
1288 /* VOUT_ASPECT_FACTOR is (2^7 * 3^3 * 5^3), we just check for 2, 3 and 5 */
1289 while( !(i_ratio & 1) && !(i_dummy & 1) )
1296 while( !(i_ratio % 3) && !(i_dummy % 3) )
1303 while( !(i_ratio % 5) && !(i_dummy % 5) )
1313 static void AspectRatio( int i_aspect, int *i_aspect_x, int *i_aspect_y )
1315 unsigned int i_pgcd = ReduceHeight( i_aspect );
1316 *i_aspect_x = i_aspect / i_pgcd;
1317 *i_aspect_y = VOUT_ASPECT_FACTOR / i_pgcd;
1320 /*****************************************************************************
1321 * BinaryLog: computes the base 2 log of a binary value
1322 *****************************************************************************
1323 * This functions is used by MaskToShift, to get a bit index from a binary
1325 *****************************************************************************/
1326 static int BinaryLog( uint32_t i )
1330 if( i == 0 ) return -31337;
1332 if( i & 0xffff0000 ) i_log += 16;
1333 if( i & 0xff00ff00 ) i_log += 8;
1334 if( i & 0xf0f0f0f0 ) i_log += 4;
1335 if( i & 0xcccccccc ) i_log += 2;
1336 if( i & 0xaaaaaaaa ) i_log += 1;
1341 /*****************************************************************************
1342 * MaskToShift: transform a color mask into right and left shifts
1343 *****************************************************************************
1344 * This function is used for obtaining color shifts from masks.
1345 *****************************************************************************/
1346 static void MaskToShift( int *pi_left, int *pi_right, uint32_t i_mask )
1348 uint32_t i_low, i_high; /* lower hand higher bits of the mask */
1352 *pi_left = *pi_right = 0;
1357 i_low = i_high = i_mask;
1359 i_low &= - (int32_t)i_low; /* lower bit of the mask */
1360 i_high += i_low; /* higher bit of the mask */
1362 /* Transform bits into an index. Also deal with i_high overflow, which
1363 * is faster than changing the BinaryLog code to handle 64 bit integers. */
1364 i_low = BinaryLog (i_low);
1365 i_high = i_high ? BinaryLog (i_high) : 32;
1367 /* Update pointers and return */
1369 *pi_right = (8 - i_high + i_low);
1372 /*****************************************************************************
1373 * vout_VarCallback: generic callback for intf variables
1374 *****************************************************************************/
1375 int vout_VarCallback( vlc_object_t * p_this, const char * psz_variable,
1376 vlc_value_t oldval, vlc_value_t newval,
1379 vout_thread_t * p_vout = (vout_thread_t *)p_this;
1381 (void)psz_variable; (void)newval; (void)oldval; (void)p_data;
1383 var_Set( p_vout, "intf-change", val );
1387 /*****************************************************************************
1388 * Helper thread for object variables callbacks.
1389 * Only used to avoid deadlocks when using the video embedded mode.
1390 *****************************************************************************/
1391 typedef struct suxor_thread_t
1394 input_thread_t *p_input;
1398 static void SuxorRestartVideoES( suxor_thread_t *p_this )
1402 vlc_thread_ready( p_this );
1404 /* Now restart current video stream */
1405 var_Get( p_this->p_input, "video-es", &val );
1406 if( val.i_int >= 0 )
1409 val_es.i_int = -VIDEO_ES;
1410 var_Set( p_this->p_input, "video-es", val_es );
1411 var_Set( p_this->p_input, "video-es", val );
1414 vlc_object_release( p_this->p_input );
1416 vlc_object_release( p_this );
1419 /*****************************************************************************
1420 * object variables callbacks: a bunch of object variables are used by the
1421 * interfaces to interact with the vout.
1422 *****************************************************************************/
1423 static int DeinterlaceCallback( vlc_object_t *p_this, char const *psz_cmd,
1424 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1426 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1427 input_thread_t *p_input;
1430 char *psz_mode = newval.psz_string;
1431 char *psz_filter, *psz_deinterlace = NULL;
1432 (void)psz_cmd; (void)oldval; (void)p_data;
1434 var_Get( p_vout, "vout-filter", &val );
1435 psz_filter = val.psz_string;
1436 if( psz_filter ) psz_deinterlace = strstr( psz_filter, "deinterlace" );
1438 if( !psz_mode || !*psz_mode )
1440 if( psz_deinterlace )
1442 char *psz_src = psz_deinterlace + sizeof("deinterlace") - 1;
1443 if( psz_src[0] == ':' ) psz_src++;
1444 memmove( psz_deinterlace, psz_src, strlen(psz_src) + 1 );
1447 else if( !psz_deinterlace )
1449 psz_filter = realloc( psz_filter, strlen( psz_filter ) +
1450 sizeof(":deinterlace") );
1451 if( psz_filter && *psz_filter ) strcat( psz_filter, ":" );
1452 strcat( psz_filter, "deinterlace" );
1455 p_input = (input_thread_t *)vlc_object_find( p_this, VLC_OBJECT_INPUT,
1457 if( !p_input ) return VLC_EGENERIC;
1459 if( psz_mode && *psz_mode )
1461 /* Modify input as well because the vout might have to be restarted */
1462 val.psz_string = psz_mode;
1463 var_Create( p_input, "deinterlace-mode", VLC_VAR_STRING );
1464 var_Set( p_input, "deinterlace-mode", val );
1466 vlc_object_release( p_input );
1469 var_Set( p_vout, "intf-change", val );
1471 val.psz_string = psz_filter;
1472 var_Set( p_vout, "vout-filter", val );
1478 static int FilterCallback( vlc_object_t *p_this, char const *psz_cmd,
1479 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1481 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1482 input_thread_t *p_input;
1484 (void)psz_cmd; (void)oldval; (void)p_data;
1486 p_input = (input_thread_t *)vlc_object_find( p_this, VLC_OBJECT_INPUT,
1490 msg_Err( p_vout, "Input not found" );
1491 return( VLC_EGENERIC );
1495 var_Set( p_vout, "intf-change", val );
1497 /* Modify input as well because the vout might have to be restarted */
1498 val.psz_string = newval.psz_string;
1499 var_Create( p_input, "vout-filter", VLC_VAR_STRING );
1501 var_Set( p_input, "vout-filter", val );
1503 /* Now restart current video stream */
1504 var_Get( p_input, "video-es", &val );
1505 if( val.i_int >= 0 )
1507 suxor_thread_t *p_suxor =
1508 vlc_object_create( p_vout, sizeof(suxor_thread_t) );
1509 p_suxor->p_input = p_input;
1510 p_vout->b_filter_change = true;
1511 vlc_object_yield( p_input );
1512 vlc_thread_create( p_suxor, "suxor", SuxorRestartVideoES,
1513 VLC_THREAD_PRIORITY_LOW, false );
1516 vlc_object_release( p_input );
1521 /*****************************************************************************
1522 * Video Filter2 stuff
1523 *****************************************************************************/
1524 static int VideoFilter2Callback( vlc_object_t *p_this, char const *psz_cmd,
1525 vlc_value_t oldval, vlc_value_t newval, void *p_data )
1527 vout_thread_t *p_vout = (vout_thread_t *)p_this;
1528 (void)psz_cmd; (void)oldval; (void)p_data;
1530 vlc_mutex_lock( &p_vout->vfilter_lock );
1531 p_vout->psz_vf2 = strdup( newval.psz_string );
1532 vlc_mutex_unlock( &p_vout->vfilter_lock );
1537 static void DisplayTitleOnOSD( vout_thread_t *p_vout )
1539 input_thread_t *p_input;
1540 mtime_t i_now, i_stop;
1542 p_input = (input_thread_t *)vlc_object_find( p_vout,
1543 VLC_OBJECT_INPUT, FIND_ANYWHERE );
1547 i_stop = i_now + (mtime_t)(p_vout->i_title_timeout * 1000);
1548 char *psz_nowplaying =
1549 input_item_GetNowPlaying( input_GetItem( p_input ) );
1550 char *psz_artist = input_item_GetArtist( input_GetItem( p_input ) );
1551 char *psz_name = input_item_GetTitle( input_GetItem( p_input ) );
1552 if( EMPTY_STR( psz_name ) )
1555 psz_name = input_item_GetName( input_GetItem( p_input ) );
1557 if( !EMPTY_STR( psz_nowplaying ) )
1559 vout_ShowTextAbsolute( p_vout, DEFAULT_CHAN,
1560 psz_nowplaying, NULL,
1561 p_vout->i_title_position,
1562 30 + p_vout->fmt_in.i_width
1563 - p_vout->fmt_in.i_visible_width
1564 - p_vout->fmt_in.i_x_offset,
1565 20 + p_vout->fmt_in.i_y_offset,
1568 else if( !EMPTY_STR( psz_artist ) )
1570 char *psz_string = NULL;
1571 if( asprintf( &psz_string, "%s - %s", psz_name, psz_artist ) != -1 )
1573 vout_ShowTextAbsolute( p_vout, DEFAULT_CHAN,
1575 p_vout->i_title_position,
1576 30 + p_vout->fmt_in.i_width
1577 - p_vout->fmt_in.i_visible_width
1578 - p_vout->fmt_in.i_x_offset,
1579 20 + p_vout->fmt_in.i_y_offset,
1586 vout_ShowTextAbsolute( p_vout, DEFAULT_CHAN,
1588 p_vout->i_title_position,
1589 30 + p_vout->fmt_in.i_width
1590 - p_vout->fmt_in.i_visible_width
1591 - p_vout->fmt_in.i_x_offset,
1592 20 + p_vout->fmt_in.i_y_offset,
1595 vlc_object_release( p_input );
1598 free( psz_nowplaying );