git.sesse.net Git - vlc/blob - src/video_output/display.c

   1 /*****************************************************************************
   2  * display.c: "vout display" managment
   3  *****************************************************************************
   4  * Copyright (C) 2009 Laurent Aimar
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30 #include <assert.h>
  31
  32 #include <vlc_common.h>
  33 #include <vlc_video_splitter.h>
  34 #include <vlc_vout_display.h>
  35 #include <vlc_vout.h>
  36
  37 #include <libvlc.h>
  38
  39 #include "display.h"
  40
  41 #include "event.h"
  42
  43 static void SplitterClose(vout_display_t *vd);
  44
  45 /*****************************************************************************
  46  * FIXME/TODO see how to have direct rendering here (interact with vout.c)
  47  *****************************************************************************/
  48 static picture_t *VideoBufferNew(filter_t *filter)
  49 {
  50     vout_display_t *vd = (vout_display_t*)filter->p_owner;
  51     const video_format_t *fmt = &filter->fmt_out.video;
  52
  53     assert(vd->fmt.i_chroma == fmt->i_chroma &&
  54            vd->fmt.i_width  == fmt->i_width  &&
  55            vd->fmt.i_height == fmt->i_height);
  56
  57     return vout_display_Get(vd);
  58 }
  59 static void VideoBufferDelete(filter_t *filter, picture_t *picture)
  60 {
  61     VLC_UNUSED(filter);
  62     picture_Release(picture);
  63 }
  64
  65 static int  FilterAllocationInit(filter_t *filter, void *vd)
  66 {
  67     filter->pf_vout_buffer_new = VideoBufferNew;
  68     filter->pf_vout_buffer_del = VideoBufferDelete;
  69     filter->p_owner            = vd;
  70
  71     return VLC_SUCCESS;
  72 }
  73 static void FilterAllocationClean(filter_t *filter)
  74 {
  75     filter->pf_vout_buffer_new = NULL;
  76     filter->pf_vout_buffer_del = NULL;
  77     filter->p_owner            = NULL;
  78 }
  79
  80 /*****************************************************************************
  81  *
  82  *****************************************************************************/
  83
  84 /**
  85  * It creates a new vout_display_t using the given configuration.
  86  */
  87 static vout_display_t *vout_display_New(vlc_object_t *obj,
  88                                         const char *module, bool load_module,
  89                                         const video_format_t *fmt,
  90                                         const vout_display_cfg_t *cfg,
  91                                         vout_display_owner_t *owner)
  92 {
  93     /* */
  94     vout_display_t *vd = vlc_object_create(obj, sizeof(*vd));
  95
  96     /* */
  97     video_format_Copy(&vd->source, fmt);
  98
  99     /* Picture buffer does not have the concept of aspect ratio */
 100     video_format_Copy(&vd->fmt, fmt);
 101     vd->fmt.i_aspect = 0;
 102     vd->fmt.i_sar_num = 0;
 103     vd->fmt.i_sar_den = 0;
 104
 105     vd->info.is_slow = false;
 106     vd->info.has_double_click = false;
 107     vd->info.has_hide_mouse = false;
 108     vd->info.has_pictures_invalid = false;
 109
 110     vd->cfg = cfg;
 111     vd->get = NULL;
 112     vd->prepare = NULL;
 113     vd->display = NULL;
 114     vd->control = NULL;
 115     vd->manage = NULL;
 116     vd->sys = NULL;
 117
 118     vd->owner = *owner;
 119
 120     vlc_object_attach(vd, obj);
 121
 122     if (load_module) {
 123         vd->module = module_need(vd, "vout display", module, module && *module != '\0');
 124         if (!vd->module) {
 125             vlc_object_detach(vd);
 126             vlc_object_release(vd);
 127             return NULL;
 128         }
 129     } else {
 130         vd->module = NULL;
 131     }
 132     return vd;
 133 }
 134
 135 /**
 136  * It deletes a vout_display_t
 137  */
 138 static void vout_display_Delete(vout_display_t *vd)
 139 {
 140     vlc_object_detach(vd);
 141
 142     if (vd->module)
 143         module_unneed(vd, vd->module);
 144
 145     vlc_object_release(vd);
 146 }
 147
 148 /**
 149  * It controls a vout_display_t
 150  */
 151 static int vout_display_Control(vout_display_t *vd, int query, ...)
 152 {
 153     va_list args;
 154     int result;
 155
 156     va_start(args, query);
 157     result = vd->control(vd, query, args);
 158     va_end(args);
 159
 160     return result;
 161 }
 162 static void vout_display_Manage(vout_display_t *vd)
 163 {
 164     if (vd->manage)
 165         vd->manage(vd);
 166 }
 167
 168 /* */
 169 void vout_display_GetDefaultDisplaySize(unsigned *width, unsigned *height,
 170                                         const video_format_t *source,
 171                                         const vout_display_cfg_t *cfg)
 172 {
 173     if (cfg->display.width > 0 && cfg->display.height > 0) {
 174         *width  = cfg->display.width;
 175         *height = cfg->display.height;
 176     } else if (cfg->display.width > 0) {
 177         *width  = cfg->display.width;
 178         *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.width * cfg->display.sar.num /
 179             source->i_visible_width / source->i_sar_num / cfg->display.sar.den;
 180     } else if (cfg->display.height > 0) {
 181         *width  = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.height * cfg->display.sar.den /
 182             source->i_visible_height / source->i_sar_den / cfg->display.sar.num;
 183         *height = cfg->display.height;
 184     } else if (source->i_sar_num >= source->i_sar_den) {
 185         *width  = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.sar.den / source->i_sar_den / cfg->display.sar.num;
 186         *height = source->i_visible_height;
 187     } else {
 188         *width  = source->i_visible_width;
 189         *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.sar.num / source->i_sar_num / cfg->display.sar.den;
 190     }
 191
 192     *width  = *width  * cfg->zoom.num / cfg->zoom.den;
 193     *height = *height * cfg->zoom.num / cfg->zoom.den;
 194 }
 195
 196 /* */
 197 void vout_display_PlacePicture(vout_display_place_t *place,
 198                                const video_format_t *source,
 199                                const vout_display_cfg_t *cfg,
 200                                bool do_clipping)
 201 {
 202     /* */
 203     memset(place, 0, sizeof(*place));
 204     if (cfg->display.width <= 0 || cfg->display.height <= 0)
 205         return;
 206
 207     /* */
 208     unsigned width;
 209     unsigned height;
 210     unsigned display_width;
 211     unsigned display_height;
 212
 213     if (cfg->is_display_filled) {
 214         width  = source->i_visible_width;
 215         height = source->i_visible_height;
 216         display_width  = cfg->display.width;
 217         display_height = cfg->display.height;
 218     } else {
 219         vout_display_cfg_t cfg_tmp = *cfg;
 220
 221         cfg_tmp.display.width  = 0;
 222         cfg_tmp.display.height = 0;
 223         vout_display_GetDefaultDisplaySize(&width, &height,
 224                                            source, &cfg_tmp);
 225
 226         display_width  = width;
 227         display_height = height;
 228         if (do_clipping) {
 229             display_width  = __MIN(display_width,  cfg->display.width);
 230             display_height = __MIN(display_height, cfg->display.height);
 231         }
 232     }
 233
 234     /* Compute the height if we use the width to fill up display_width */
 235     const int64_t scaled_height = (int64_t)height * display_width  * cfg->display.sar.num * source->i_sar_den / width  / source->i_sar_num / cfg->display.sar.den;
 236     /* And the same but switching width/height */
 237     const int64_t scaled_width  = (int64_t)width  * display_height * cfg->display.sar.den * source->i_sar_num / height / source->i_sar_den / cfg->display.sar.num;
 238
 239     /* We keep the solution that avoid filling outside the display */
 240     if (scaled_width <= cfg->display.width) {
 241         place->width  = scaled_width;
 242         place->height = display_height;
 243     } else {
 244         place->width  = display_width;
 245         place->height = scaled_height;
 246     }
 247
 248     /*  Compute position */
 249     switch (cfg->align.horizontal) {
 250     case VOUT_DISPLAY_ALIGN_LEFT:
 251         place->x = 0;
 252         break;
 253     case VOUT_DISPLAY_ALIGN_RIGHT:
 254         place->x = cfg->display.width - place->width;
 255         break;
 256     default:
 257         place->x = (cfg->display.width - place->width) / 2;
 258         break;
 259     }
 260
 261     switch (cfg->align.vertical) {
 262     case VOUT_DISPLAY_ALIGN_TOP:
 263         place->y = 0;
 264         break;
 265     case VOUT_DISPLAY_ALIGN_BOTTOM:
 266         place->y = cfg->display.height - place->height;
 267         break;
 268     default:
 269         place->y = (cfg->display.height - place->height) / 2;
 270         break;
 271     }
 272 }
 273
 274 struct vout_display_owner_sys_t {
 275     vout_thread_t   *vout;
 276     bool            is_wrapper;  /* Is the current display a wrapper */
 277     vout_display_t  *wrapper; /* Vout display wrapper */
 278
 279     /* */
 280     vout_display_cfg_t cfg;
 281     bool     is_on_top_initial;
 282     struct {
 283         unsigned num;
 284         unsigned den;
 285     } sar_initial;
 286
 287     /* */
 288     int  width_saved;
 289     int  height_saved;
 290
 291     struct {
 292         unsigned num;
 293         unsigned den;
 294     } crop_saved;
 295
 296     /* */
 297     bool ch_display_filled;
 298     bool is_display_filled;
 299
 300     bool ch_zoom;
 301     struct {
 302         int  num;
 303         int  den;
 304     } zoom;
 305
 306     bool ch_on_top;
 307     bool is_on_top;
 308
 309     bool ch_sar;
 310     struct {
 311         unsigned num;
 312         unsigned den;
 313     } sar;
 314
 315     bool ch_crop;
 316     struct {
 317         unsigned x;
 318         unsigned y;
 319         unsigned width;
 320         unsigned height;
 321         unsigned num;
 322         unsigned den;
 323     } crop;
 324
 325     /* */
 326     video_format_t source;
 327     filter_chain_t *filters;
 328
 329     /* Lock protecting the variables used by
 330      * VoutDisplayEvent(ie vout_display_SendEvent) */
 331     vlc_mutex_t lock;
 332
 333     /* mouse state */
 334     struct {
 335         vlc_mouse_t state;
 336
 337         mtime_t last_pressed;
 338         mtime_t last_moved;
 339         bool    is_hidden;
 340         bool    ch_activity;
 341
 342         /* */
 343         mtime_t double_click_timeout;
 344         mtime_t hide_timeout;
 345     } mouse;
 346
 347     bool reset_pictures;
 348
 349     bool ch_fullscreen;
 350     bool is_fullscreen;
 351
 352     bool ch_display_size;
 353     int  display_width;
 354     int  display_height;
 355     bool display_is_fullscreen;
 356 };
 357
 358 static void VoutDisplayCreateRender(vout_display_t *vd)
 359 {
 360     vout_display_owner_sys_t *osys = vd->owner.sys;
 361
 362     osys->filters = NULL;
 363
 364     video_format_t v_src = vd->source;
 365     v_src.i_aspect  = 0;
 366     v_src.i_sar_num = 0;
 367     v_src.i_sar_den = 0;
 368
 369     video_format_t v_dst = vd->fmt;
 370     v_dst.i_aspect  = 0;
 371     v_dst.i_sar_num = 0;
 372     v_dst.i_sar_den = 0;
 373
 374     video_format_t v_dst_cmp = v_dst;
 375     if ((v_src.i_chroma == VLC_CODEC_J420 && v_dst.i_chroma == VLC_CODEC_I420) ||
 376         (v_src.i_chroma == VLC_CODEC_J422 && v_dst.i_chroma == VLC_CODEC_I422) ||
 377         (v_src.i_chroma == VLC_CODEC_J440 && v_dst.i_chroma == VLC_CODEC_I440) ||
 378         (v_src.i_chroma == VLC_CODEC_J444 && v_dst.i_chroma == VLC_CODEC_I444))
 379         v_dst_cmp.i_chroma = v_src.i_chroma;
 380
 381     const bool convert = memcmp(&v_src, &v_dst_cmp, sizeof(v_src)) != 0;
 382     if (!convert)
 383         return;
 384
 385     msg_Err(vd, "A filter to adapt decoder to display is needed");
 386
 387     osys->filters = filter_chain_New(vd, "video filter2", false,
 388                                      FilterAllocationInit,
 389                                      FilterAllocationClean, vd);
 390     assert(osys->filters); /* TODO critical */
 391
 392     /* */
 393     es_format_t src;
 394     es_format_InitFromVideo(&src, &v_src);
 395
 396     /* */
 397     es_format_t dst;
 398
 399     filter_t *filter;
 400     for (int i = 0; i < 1 + (v_dst_cmp.i_chroma != v_dst.i_chroma); i++) {
 401
 402         es_format_InitFromVideo(&dst, i == 0 ? &v_dst : &v_dst_cmp);
 403
 404         filter_chain_Reset(osys->filters, &src, &dst);
 405         filter = filter_chain_AppendFilter(osys->filters,
 406                                            NULL, NULL, &src, &dst);
 407         if (filter)
 408             break;
 409     }
 410     if (!filter)
 411     {
 412         msg_Err(vd, "VoutDisplayCreateRender FAILED");
 413         /* TODO */
 414         assert(0);
 415     }
 416 }
 417
 418 static void VoutDisplayDestroyRender(vout_display_t *vd)
 419 {
 420     vout_display_owner_sys_t *osys = vd->owner.sys;
 421
 422     if (osys->filters)
 423         filter_chain_Delete(osys->filters);
 424 }
 425
 426 static void VoutDisplayResetRender(vout_display_t *vd)
 427 {
 428     VoutDisplayDestroyRender(vd);
 429     VoutDisplayCreateRender(vd);
 430 }
 431 static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
 432 {
 433     vout_display_owner_sys_t *osys = vd->owner.sys;
 434
 435     vlc_mutex_lock(&osys->lock);
 436
 437     /* */
 438     vlc_mouse_t m = osys->mouse.state;
 439     bool is_ignored = false;
 440
 441     switch (event) {
 442     case VOUT_DISPLAY_EVENT_MOUSE_STATE: {
 443         const int x = (int)va_arg(args, int);
 444         const int y = (int)va_arg(args, int);
 445         const int button_mask = (int)va_arg(args, int);
 446
 447         vlc_mouse_Init(&m);
 448         m.i_x = x;
 449         m.i_y = y;
 450         m.i_pressed = button_mask;
 451         break;
 452     }
 453     case VOUT_DISPLAY_EVENT_MOUSE_MOVED: {
 454         const int x = (int)va_arg(args, int);
 455         const int y = (int)va_arg(args, int);
 456         if (x != osys->mouse.state.i_x || y != osys->mouse.state.i_y) {
 457             msg_Dbg(vd, "VoutDisplayEvent 'mouse' @%d,%d", x, y);
 458
 459             m.i_x = x;
 460             m.i_y = y;
 461             m.b_double_click = false;
 462         } else {
 463             is_ignored = true;
 464         }
 465         break;
 466     }
 467     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
 468     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED: {
 469         const int button = (int)va_arg(args, int);
 470         const int button_mask = 1 << button;
 471
 472         /* Ignore inconsistent event */
 473         if ((event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED  &&  (osys->mouse.state.i_pressed & button_mask)) ||
 474             (event == VOUT_DISPLAY_EVENT_MOUSE_RELEASED && !(osys->mouse.state.i_pressed & button_mask))) {
 475             is_ignored = true;
 476             break;
 477         }
 478
 479         /* */
 480         msg_Dbg(vd, "VoutDisplayEvent 'mouse button' %d t=%d", button, event);
 481
 482         m.b_double_click = false;
 483         if (event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED)
 484             m.i_pressed |= button_mask;
 485         else
 486             m.i_pressed &= ~button_mask;
 487         break;
 488     }
 489     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
 490         msg_Dbg(vd, "VoutDisplayEvent 'double click'");
 491
 492         m.b_double_click = true;
 493         break;
 494     default:
 495         assert(0);
 496     }
 497
 498     if (is_ignored) {
 499         vlc_mutex_unlock(&osys->lock);
 500         return;
 501     }
 502
 503     /* Emulate double-click if needed */
 504     if (!vd->info.has_double_click &&
 505         vlc_mouse_HasPressed(&osys->mouse.state, &m, MOUSE_BUTTON_LEFT)) {
 506         const mtime_t i_date = mdate();
 507
 508         if (i_date - osys->mouse.last_pressed < osys->mouse.double_click_timeout ) {
 509             m.b_double_click = true;
 510             osys->mouse.last_pressed = 0;
 511         } else {
 512             osys->mouse.last_pressed = mdate();
 513         }
 514     }
 515
 516     /* */
 517     osys->mouse.state = m;
 518
 519     /* */
 520     osys->mouse.ch_activity = true;
 521     if (!vd->info.has_hide_mouse)
 522         osys->mouse.last_moved = mdate();
 523
 524     /* */
 525     vlc_mutex_unlock(&osys->lock);
 526
 527     /* */
 528     vout_SendEventMouseVisible(osys->vout);
 529     vout_SendDisplayEventMouse(osys->vout, &m);
 530 }
 531
 532 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
 533 {
 534     vout_display_owner_sys_t *osys = vd->owner.sys;
 535
 536     switch (event) {
 537     case VOUT_DISPLAY_EVENT_CLOSE: {
 538         msg_Dbg(vd, "VoutDisplayEvent 'close'");
 539         vout_SendEventClose(osys->vout);
 540         break;
 541     }
 542     case VOUT_DISPLAY_EVENT_KEY: {
 543         const int key = (int)va_arg(args, int);
 544         msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
 545         vout_SendEventKey(osys->vout, key);
 546         break;
 547     }
 548     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
 549     case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
 550     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
 551     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
 552     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
 553         VoutDisplayEventMouse(vd, event, args);
 554         break;
 555
 556     case VOUT_DISPLAY_EVENT_FULLSCREEN: {
 557         const int is_fullscreen = (int)va_arg(args, int);
 558
 559         msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
 560
 561         vlc_mutex_lock(&osys->lock);
 562         if (!is_fullscreen != !osys->is_fullscreen) {
 563             osys->ch_fullscreen = true;
 564             osys->is_fullscreen = is_fullscreen;
 565         }
 566         vlc_mutex_unlock(&osys->lock);
 567         break;
 568     }
 569
 570     case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
 571         const int width  = (int)va_arg(args, int);
 572         const int height = (int)va_arg(args, int);
 573         const bool is_fullscreen = (bool)va_arg(args, int);
 574         msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
 575                 width, height, is_fullscreen ? "fullscreen" : "window");
 576
 577         /* */
 578         vlc_mutex_lock(&osys->lock);
 579
 580         osys->ch_display_size       = true;
 581         osys->display_width         = width;
 582         osys->display_height        = height;
 583         osys->display_is_fullscreen = is_fullscreen;
 584
 585         vlc_mutex_unlock(&osys->lock);
 586         break;
 587     }
 588
 589     case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
 590         msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
 591
 592         /* */
 593         assert(vd->info.has_pictures_invalid);
 594
 595         vlc_mutex_lock(&osys->lock);
 596         osys->reset_pictures = true;
 597         vlc_mutex_unlock(&osys->lock);
 598         break;
 599     }
 600     default:
 601         msg_Err(vd, "VoutDisplayEvent received event %d", event);
 602         /* TODO add an assert when all event are handled */
 603         break;
 604     }
 605 }
 606
 607 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
 608 {
 609     vout_display_owner_sys_t *osys = vd->owner.sys;
 610
 611     return vout_NewDisplayWindow(osys->vout, vd, cfg);
 612 }
 613 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
 614 {
 615     vout_display_owner_sys_t *osys = vd->owner.sys;
 616
 617     vout_DeleteDisplayWindow(osys->vout, vd, window);
 618 }
 619
 620 void vout_ManageDisplay(vout_display_t *vd)
 621 {
 622     vout_display_owner_sys_t *osys = vd->owner.sys;
 623
 624     vout_display_Manage(vd);
 625
 626     /* Handle mouse timeout */
 627     const mtime_t date = mdate();
 628     bool  hide_mouse = false;
 629
 630     vlc_mutex_lock(&osys->lock);
 631
 632     if (!osys->mouse.is_hidden &&
 633         osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
 634         osys->mouse.is_hidden = hide_mouse = true;
 635     } else if (osys->mouse.ch_activity) {
 636         osys->mouse.is_hidden = false;
 637     }
 638     osys->mouse.ch_activity = false;
 639     vlc_mutex_unlock(&osys->lock);
 640
 641     if (hide_mouse) {
 642         if (!vd->info.has_hide_mouse) {
 643             msg_Dbg(vd, "auto hidding mouse");
 644             vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
 645         }
 646         vout_SendEventMouseHidden(osys->vout);
 647     }
 648
 649     bool reset_render = false;
 650     for (;;) {
 651
 652         vlc_mutex_lock(&osys->lock);
 653
 654         bool ch_fullscreen  = osys->ch_fullscreen;
 655         bool is_fullscreen  = osys->is_fullscreen;
 656         osys->ch_fullscreen = false;
 657
 658         bool ch_display_size       = osys->ch_display_size;
 659         int  display_width         = osys->display_width;
 660         int  display_height        = osys->display_height;
 661         bool display_is_fullscreen = osys->display_is_fullscreen;
 662         osys->ch_display_size = false;
 663
 664         bool reset_pictures = osys->reset_pictures;
 665         osys->reset_pictures = false;
 666
 667         vlc_mutex_unlock(&osys->lock);
 668
 669         if (!ch_fullscreen &&
 670             !ch_display_size &&
 671             !reset_pictures &&
 672             !osys->ch_display_filled &&
 673             !osys->ch_zoom &&
 674             !osys->ch_on_top &&
 675             !osys->ch_sar &&
 676             !osys->ch_crop)
 677             break;
 678
 679         /* */
 680         if (ch_fullscreen) {
 681             vout_display_cfg_t cfg = osys->cfg;
 682
 683             cfg.is_fullscreen  = is_fullscreen;
 684             cfg.display.width  = cfg.is_fullscreen ? 0 : osys->width_saved;
 685             cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
 686
 687             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
 688                 msg_Err(vd, "Failed to set fullscreen");
 689                 is_fullscreen = osys->cfg.is_fullscreen;
 690             }
 691             osys->cfg.is_fullscreen = is_fullscreen;
 692
 693             /* */
 694             vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
 695         }
 696
 697         /* */
 698         if (ch_display_size) {
 699             vout_display_cfg_t cfg = osys->cfg;
 700             cfg.display.width  = display_width;
 701             cfg.display.height = display_height;
 702
 703             if (!cfg.is_fullscreen != !display_is_fullscreen ||
 704                 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg)) {
 705                 if (!cfg.is_fullscreen == !display_is_fullscreen)
 706                     msg_Err(vd, "Failed to resize display");
 707
 708                 /* We ignore the resized */
 709                 display_width  = osys->cfg.display.width;
 710                 display_height = osys->cfg.display.height;
 711             }
 712             osys->cfg.display.width  = display_width;
 713             osys->cfg.display.height = display_height;
 714
 715             if (!display_is_fullscreen) {
 716                 osys->width_saved  = display_width;
 717                 osys->height_saved = display_height;
 718             }
 719         }
 720         /* */
 721         if (osys->ch_display_filled) {
 722             vout_display_cfg_t cfg = osys->cfg;
 723
 724             cfg.is_display_filled = osys->is_display_filled;
 725
 726             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
 727                 msg_Err(vd, "Failed to change display filled state");
 728                 osys->is_display_filled = osys->cfg.is_display_filled;
 729             }
 730             osys->cfg.is_display_filled = osys->is_display_filled;
 731             osys->ch_display_filled = false;
 732
 733             vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
 734         }
 735         /* */
 736         if (osys->ch_zoom) {
 737             vout_display_cfg_t cfg = osys->cfg;
 738
 739             cfg.zoom.num = osys->zoom.num;
 740             cfg.zoom.den = osys->zoom.den;
 741
 742             if (10 * cfg.zoom.num <= cfg.zoom.den) {
 743                 cfg.zoom.num = 1;
 744                 cfg.zoom.den = 10;
 745             } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
 746                 cfg.zoom.num = 10;
 747                 cfg.zoom.den = 1;
 748             }
 749
 750             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
 751                 msg_Err(vd, "Failed to change zoom");
 752                 osys->zoom.num = osys->cfg.zoom.num;
 753                 osys->zoom.den = osys->cfg.zoom.den;
 754             } else if (cfg.is_display_filled) {
 755                 const int display_width  = (int64_t)vd->source.i_width  * osys->zoom.num / osys->zoom.den;
 756                 const int display_height = (int64_t)vd->source.i_height * osys->zoom.num / osys->zoom.den;
 757
 758                 vout_display_SendEventDisplaySize(vd, display_width, display_height, osys->cfg.is_fullscreen);
 759             }
 760
 761             osys->cfg.zoom.num = osys->zoom.num;
 762             osys->cfg.zoom.den = osys->zoom.den;
 763             osys->ch_zoom = false;
 764
 765             vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
 766         }
 767         /* */
 768         if (osys->ch_on_top) {
 769             bool is_on_top = osys->is_on_top;
 770
 771             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ON_TOP, is_on_top)) {
 772                 msg_Err(vd, "Failed to set on top");
 773                 is_on_top = osys->is_on_top_initial;
 774             }
 775             osys->is_on_top_initial =
 776             osys->is_on_top         = is_on_top;
 777             osys->ch_on_top = false;
 778
 779             /* */
 780             vout_SendEventOnTop(osys->vout, osys->is_on_top_initial);
 781         }
 782         /* */
 783         if (osys->ch_sar) {
 784             video_format_t source = vd->source;
 785
 786             if (osys->sar.num > 0 && osys->sar.den > 0) {
 787                 source.i_sar_num = osys->sar.num;
 788                 source.i_sar_den = osys->sar.den;
 789             } else {
 790                 source.i_sar_num = osys->source.i_sar_num;
 791                 source.i_sar_den = osys->source.i_sar_den;
 792             }
 793
 794             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
 795                 /* There nothing much we can do. The only reason a vout display
 796                  * does not support it is because it need the core to add black border
 797                  * to the video for it.
 798                  * TODO add black borders ?
 799                  */
 800                 msg_Err(vd, "Failed to change source AR");
 801                 source = vd->source;
 802             }
 803             vd->source = source;
 804             osys->sar.num = source.i_sar_num;
 805             osys->sar.den = source.i_sar_den;
 806             osys->ch_sar  = false;
 807
 808             /* */
 809             if (osys->sar.num == osys->source.i_sar_num &&
 810                 osys->sar.den == osys->source.i_sar_den)
 811             {
 812                 vout_SendEventSourceAspect(osys->vout, 0, 0);
 813             }
 814             else
 815             {
 816                 unsigned dar_num, dar_den;
 817                 vlc_ureduce( &dar_num, &dar_den,
 818                              osys->sar.num * vd->source.i_visible_width,
 819                              osys->sar.den * vd->source.i_visible_height,
 820                              65536);
 821                 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
 822             }
 823         }
 824         /* */
 825         if (osys->ch_crop) {
 826             video_format_t source = vd->source;
 827             unsigned crop_num = osys->crop.num;
 828             unsigned crop_den = osys->crop.den;
 829
 830             source.i_x_offset       = osys->crop.x;
 831             source.i_y_offset       = osys->crop.y;
 832             source.i_visible_width  = osys->crop.width;
 833             source.i_visible_height = osys->crop.height;
 834
 835             /* */
 836             const bool is_valid = source.i_x_offset < source.i_width &&
 837                                   source.i_y_offset < source.i_height &&
 838                                   source.i_x_offset + source.i_visible_width  <= source.i_width &&
 839                                   source.i_y_offset + source.i_visible_height <= source.i_height &&
 840                                   source.i_visible_width > 0 && source.i_visible_height > 0;
 841
 842             if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
 843                 if (is_valid)
 844                     msg_Err(vd, "Failed to change source crop TODO implement crop at core");
 845                 else
 846                     msg_Err(vd, "Invalid crop requested");
 847
 848                 source = vd->source;
 849                 crop_num = osys->crop_saved.num;
 850                 crop_den = osys->crop_saved.den;
 851                 /* FIXME implement cropping in the core if not supported by the
 852                  * vout module (easy)
 853                  */
 854             }
 855             vd->source = source;
 856             osys->crop.x      = source.i_x_offset;
 857             osys->crop.y      = source.i_y_offset;
 858             osys->crop.width  = source.i_visible_width;
 859             osys->crop.height = source.i_visible_height;
 860             osys->crop.num    = crop_num;
 861             osys->crop.den    = crop_den;
 862             osys->ch_crop = false;
 863
 864             /* TODO fix when a ratio is used (complicated). */
 865             const unsigned left   = osys->crop.x - osys->source.i_x_offset;
 866             const unsigned top    = osys->crop.y - osys->source.i_y_offset;
 867             const unsigned right  = osys->source.i_visible_width  - (osys->crop.width  + osys->crop.x);
 868             const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
 869             vout_SendEventSourceCrop(osys->vout,
 870                                      osys->crop.num, osys->crop.den,
 871                                      left, top, right, bottom);
 872         }
 873
 874         /* */
 875         if (reset_pictures) {
 876             if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
 877                 /* FIXME what to do here ? */
 878                 msg_Err(vd, "Failed to reset pictures (probably fatal)");
 879             }
 880             reset_render = true;
 881         }
 882     }
 883     if (reset_render)
 884         VoutDisplayResetRender(vd);
 885 }
 886
 887 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
 888 {
 889     vout_display_owner_sys_t *osys = vd->owner.sys;
 890
 891     vlc_mutex_lock(&osys->lock);
 892     const bool reset_pictures = osys->reset_pictures;
 893     vlc_mutex_unlock(&osys->lock);
 894
 895     return reset_pictures;
 896 }
 897
 898 bool vout_IsDisplayFiltered(vout_display_t *vd)
 899 {
 900     vout_display_owner_sys_t *osys = vd->owner.sys;
 901
 902     return osys->filters != NULL;
 903 }
 904
 905 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
 906 {
 907     vout_display_owner_sys_t *osys = vd->owner.sys;
 908
 909     assert(osys->filters);
 910     return filter_chain_VideoFilter(osys->filters, picture);
 911 }
 912
 913 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
 914 {
 915     vout_display_owner_sys_t *osys = vd->owner.sys;
 916
 917     vlc_mutex_lock(&osys->lock);
 918     if (!osys->is_fullscreen != !is_fullscreen) {
 919         osys->ch_fullscreen = true;
 920         osys->is_fullscreen = is_fullscreen;
 921     }
 922     vlc_mutex_unlock(&osys->lock);
 923 }
 924
 925 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
 926 {
 927     vout_display_owner_sys_t *osys = vd->owner.sys;
 928
 929     if (!osys->is_display_filled != !is_filled) {
 930         osys->ch_display_filled = true;
 931         osys->is_display_filled = is_filled;
 932     }
 933 }
 934
 935 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
 936 {
 937     vout_display_owner_sys_t *osys = vd->owner.sys;
 938
 939     if (osys->zoom.num != num || osys->zoom.den != den) {
 940         osys->ch_zoom = true;
 941         osys->zoom.num = num;
 942         osys->zoom.den = den;
 943     }
 944 }
 945 void vout_SetDisplayOnTop(vout_display_t *vd, bool is_on_top)
 946 {
 947     vout_display_owner_sys_t *osys = vd->owner.sys;
 948
 949     if (!osys->is_on_top != !is_on_top) {
 950         osys->ch_on_top = true;
 951         osys->is_on_top = is_on_top;
 952     }
 953 }
 954 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
 955 {
 956     vout_display_owner_sys_t *osys = vd->owner.sys;
 957
 958     if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
 959         osys->ch_sar = true;
 960         osys->sar.num = sar_num;
 961         osys->sar.den = sar_den;
 962     }
 963 }
 964 void vout_SetDisplayCrop(vout_display_t *vd,
 965                          unsigned crop_num, unsigned crop_den,
 966                          unsigned x, unsigned y, unsigned width, unsigned height)
 967 {
 968     vout_display_owner_sys_t *osys = vd->owner.sys;
 969
 970     if (osys->crop.x != x || osys->crop.y != y ||
 971         osys->crop.width  != width || osys->crop.height != height) {
 972
 973         osys->crop.x      = x;
 974         osys->crop.y      = y;
 975         osys->crop.width  = width;
 976         osys->crop.height = height;
 977         osys->crop.num    = crop_num;
 978         osys->crop.den    = crop_den;
 979
 980         osys->ch_crop = true;
 981     }
 982 }
 983
 984
 985 static vout_display_t *DisplayNew(vout_thread_t *vout,
 986                                   const video_format_t *source_org,
 987                                   const vout_display_state_t *state,
 988                                   const char *module,
 989                                   bool is_wrapper, vout_display_t *wrapper,
 990                                   mtime_t double_click_timeout,
 991                                   mtime_t hide_timeout,
 992                                   const vout_display_owner_t *owner_ptr)
 993 {
 994     /* */
 995     vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
 996     vout_display_cfg_t *cfg = &osys->cfg;
 997
 998     *cfg = state->cfg;
 999     osys->is_on_top_initial = state->is_on_top;;
1000     osys->sar_initial.num = state->sar.num;
1001     osys->sar_initial.den = state->sar.den;
1002     vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1003                                        source_org, cfg);
1004
1005     osys->vout = vout;
1006     osys->is_wrapper = is_wrapper;
1007     osys->wrapper = wrapper;
1008
1009     vlc_mutex_init(&osys->lock);
1010
1011     vlc_mouse_Init(&osys->mouse.state);
1012     osys->mouse.last_moved = mdate();
1013     osys->mouse.double_click_timeout = double_click_timeout;
1014     osys->mouse.hide_timeout = hide_timeout;
1015     osys->is_fullscreen  = cfg->is_fullscreen;
1016     osys->width_saved    =
1017     osys->display_width  = cfg->display.width;
1018     osys->height_saved   =
1019     osys->display_height = cfg->display.height;
1020     osys->is_display_filled = cfg->is_display_filled;
1021     osys->zoom.num = cfg->zoom.num;
1022     osys->zoom.den = cfg->zoom.den;
1023
1024     osys->source = *source_org;
1025
1026     video_format_t source = *source_org;
1027
1028     source.i_x_offset =
1029     osys->crop.x  = 0;
1030     source.i_y_offset =
1031     osys->crop.y  = 0;
1032     source.i_visible_width  =
1033     osys->crop.width    = source.i_width;
1034     source.i_visible_height =
1035     osys->crop.height   = source.i_height;
1036     osys->crop_saved.num = 0;
1037     osys->crop_saved.den = 0;
1038     osys->crop.num = 0;
1039     osys->crop.den = 0;
1040
1041     osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1042     osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1043
1044     vout_display_owner_t owner;
1045     if (owner_ptr) {
1046         owner = *owner_ptr;
1047     } else {
1048         owner.event      = VoutDisplayEvent;
1049         owner.window_new = VoutDisplayNewWindow;
1050         owner.window_del = VoutDisplayDelWindow;
1051     }
1052     owner.sys = osys;
1053
1054     /* */
1055     vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1056                                                  module, !is_wrapper,
1057                                                  &source, cfg, &owner);
1058     if (!p_display) {
1059         free(osys);
1060         return NULL;
1061     }
1062
1063     VoutDisplayCreateRender(p_display);
1064
1065     /* Setup delayed request */
1066     if (osys->sar.num != source_org->i_sar_num ||
1067         osys->sar.den != source_org->i_sar_den)
1068         osys->ch_sar = true;
1069     if (osys->is_on_top)
1070         osys->ch_on_top = true;
1071     if (osys->crop.x      != source_org->i_x_offset ||
1072         osys->crop.y      != source_org->i_y_offset ||
1073         osys->crop.width  != source_org->i_visible_width ||
1074         osys->crop.height != source_org->i_visible_height)
1075         osys->ch_crop = true;
1076
1077     return p_display;
1078 }
1079
1080 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1081 {
1082     vout_display_owner_sys_t *osys = vd->owner.sys;
1083
1084     if (state) {
1085         if (!osys->is_wrapper )
1086             state->cfg = osys->cfg;
1087         state->is_on_top = osys->is_on_top_initial;
1088         state->sar.num   = osys->sar_initial.num;
1089         state->sar.den   = osys->sar_initial.den;
1090     }
1091
1092     VoutDisplayDestroyRender(vd);
1093     if (osys->is_wrapper)
1094         SplitterClose(vd);
1095     vout_display_Delete(vd);
1096     vlc_mutex_destroy(&osys->lock);
1097     free(osys);
1098 }
1099
1100 /*****************************************************************************
1101  *
1102  *****************************************************************************/
1103 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1104                                 const video_format_t *source,
1105                                 const vout_display_state_t *state,
1106                                 const char *module,
1107                                 mtime_t double_click_timeout,
1108                                 mtime_t hide_timeout)
1109 {
1110     return DisplayNew(vout, source, state, module, false, NULL,
1111                       double_click_timeout, hide_timeout, NULL);
1112 }
1113
1114 static void SplitterClose(vout_display_t *vd)
1115 {
1116     VLC_UNUSED(vd);
1117     assert(0);
1118 }
1119
1120 #if 0
1121 /*****************************************************************************
1122  *
1123  *****************************************************************************/
1124 struct vout_display_sys_t {
1125     video_splitter_t *splitter;
1126
1127     /* */
1128     int            count;
1129     picture_t      **picture;
1130     vout_display_t **display;
1131 };
1132 struct video_splitter_owner_t {
1133     vout_display_t *wrapper;
1134 };
1135
1136 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1137 {
1138     vout_display_owner_sys_t *osys = vd->owner.sys;
1139
1140     vout_window_cfg_t cfg = *cfg_ptr;
1141     cfg.is_standalone = true;
1142     cfg.x += 0;//output->window.i_x; FIXME
1143     cfg.y += 0;//output->window.i_y;
1144
1145     return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1146 }
1147 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1148 {
1149     vout_display_owner_sys_t *osys = vd->owner.sys;
1150
1151     vout_DeleteDisplayWindow(osys->vout, vd, window);
1152 }
1153 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1154 {
1155     vout_display_owner_sys_t *osys = vd->owner.sys;
1156
1157     switch (event) {
1158 #if 0
1159     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1160     case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1161     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1162     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1163         /* TODO */
1164         break;
1165 #endif
1166     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1167     case VOUT_DISPLAY_EVENT_KEY:
1168     case VOUT_DISPLAY_EVENT_CLOSE:
1169     case VOUT_DISPLAY_EVENT_FULLSCREEN:
1170     case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1171     case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1172         VoutDisplayEvent(vd, event, args);
1173         break;
1174
1175     default:
1176         msg_Err(vd, "SplitterEvent TODO");
1177         break;
1178     }
1179 }
1180
1181 static picture_t *SplitterGet(vout_display_t *vd)
1182 {
1183     /* TODO pool ? */
1184     return picture_NewFromFormat(&vd->fmt);
1185 }
1186 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1187 {
1188     vout_display_sys_t *sys = vd->sys;
1189
1190     picture_Hold(picture);
1191
1192     if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1193         for (int i = 0; i < sys->count; i++)
1194             sys->picture[i] = NULL;
1195         picture_Release(picture);
1196         return;
1197     }
1198
1199     for (int i = 0; i < sys->count; i++) {
1200         /* */
1201         /* FIXME now vout_FilterDisplay already return a direct buffer FIXME */
1202         sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1203         if (!sys->picture[i])
1204             continue;
1205
1206         /* */
1207         picture_t *direct = vout_display_Get(sys->display[i]);
1208         if (!direct) {
1209             msg_Err(vd, "Failed to get a direct buffer");
1210             picture_Release(sys->picture[i]);
1211             sys->picture[i] = NULL;
1212             continue;
1213         }
1214
1215         /* FIXME not always needed (easy when there is a osys->filters) */
1216         picture_Copy(direct, sys->picture[i]);
1217         picture_Release(sys->picture[i]);
1218         sys->picture[i] = direct;
1219
1220         vout_display_Prepare(sys->display[i], sys->picture[i]);
1221     }
1222 }
1223 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1224 {
1225     vout_display_sys_t *sys = vd->sys;
1226
1227     for (int i = 0; i < sys->count; i++) {
1228         if (sys->picture[i])
1229             vout_display_Display(sys->display[i], sys->picture[i]);
1230     }
1231     picture_Release(picture);
1232 }
1233 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1234 {
1235     return VLC_EGENERIC;
1236 }
1237 static void SplitterManage(vout_display_t *vd)
1238 {
1239     vout_display_sys_t *sys = vd->sys;
1240
1241     for (int i = 0; i < sys->count; i++)
1242         vout_ManageDisplay(sys->display[i]);
1243 }
1244
1245 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1246 {
1247     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1248
1249     for (int i = 0; i < wsys->count; i++) {
1250         /* TODO pool ? */
1251         picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1252         if (!picture[i]) {
1253             for (int j = 0; j < i; j++)
1254                 picture_Release(picture[j]);
1255             return VLC_EGENERIC;
1256         }
1257     }
1258     return VLC_SUCCESS;
1259 }
1260 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1261 {
1262     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1263
1264     for (int i = 0; i < wsys->count; i++)
1265         picture_Release(picture[i]);
1266 }
1267 static void SplitterClose(vout_display_t *vd)
1268 {
1269     vout_display_sys_t *sys = vd->sys;
1270
1271     /* */
1272     video_splitter_t *splitter = sys->splitter;
1273     free(splitter->p_owner);
1274     video_splitter_Delete(splitter);
1275
1276     /* */
1277     for (int i = 0; i < sys->count; i++)
1278         vout_DeleteDisplay(sys->display[i], NULL);
1279     TAB_CLEAN(sys->count, sys->display);
1280     free(sys->picture);
1281
1282     free(sys);
1283 }
1284
1285 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1286                                  const video_format_t *source,
1287                                  const vout_display_state_t *state,
1288                                  const char *module,
1289                                  const char *splitter_module,
1290                                  mtime_t double_click_timeout,
1291                                  mtime_t hide_timeout)
1292 {
1293     video_splitter_t *splitter =
1294         video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1295     if (!splitter)
1296         return NULL;
1297
1298     /* */
1299     vout_display_t *wrapper =
1300         DisplayNew(vout, source, state, module, true, NULL,
1301                     double_click_timeout, hide_timeout, NULL);
1302     if (!wrapper) {
1303         video_splitter_Delete(splitter);
1304         return NULL;
1305     }
1306     vout_display_sys_t *sys = malloc(sizeof(*sys));
1307     if (!sys)
1308         abort();
1309     sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1310     if (!sys->picture )
1311         abort();
1312     sys->splitter = splitter;
1313
1314     wrapper->get     = SplitterGet;
1315     wrapper->prepare = SplitterPrepare;
1316     wrapper->display = SplitterDisplay;
1317     wrapper->control = SplitterControl;
1318     wrapper->manage  = SplitterManage;
1319     wrapper->sys     = sys;
1320
1321     /* */
1322     video_splitter_owner_t *owner = malloc(sizeof(*owner));
1323     if (!owner)
1324         abort();
1325     owner->wrapper = wrapper;
1326     splitter->p_owner = owner;
1327     splitter->pf_picture_new = SplitterPictureNew;
1328     splitter->pf_picture_del = SplitterPictureDel;
1329
1330     /* */
1331     TAB_INIT(sys->count, sys->display);
1332     for (int i = 0; i < splitter->i_output; i++) {
1333         vout_display_owner_t owner;
1334
1335         owner.event      = SplitterEvent;
1336         owner.window_new = SplitterNewWindow;
1337         owner.window_del = SplitterDelWindow;
1338
1339         const video_splitter_output_t *output = &splitter->p_output[i];
1340         vout_display_state_t ostate;
1341
1342         memset(&ostate, 0, sizeof(ostate));
1343         ostate.cfg.is_fullscreen = false;
1344         ostate.cfg.display = state->cfg.display;
1345         ostate.cfg.align.horizontal = 0; /* TODO */
1346         ostate.cfg.align.vertical = 0; /* TODO */
1347         ostate.cfg.is_display_filled = true;
1348         ostate.cfg.zoom.num = 1;
1349         ostate.cfg.zoom.den = 1;
1350
1351         vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1352                                            output->psz_module ? output->psz_module : module,
1353                                            false, wrapper,
1354                                            double_click_timeout, hide_timeout, &owner);
1355         if (!vd) {
1356             vout_DeleteDisplay(wrapper, NULL);
1357             return NULL;
1358         }
1359         TAB_APPEND(sys->count, sys->display, vd);
1360     }
1361
1362     return wrapper;
1363 }
1364 #endif
1365
1366 /*****************************************************************************
1367  * TODO move out
1368  *****************************************************************************/
1369 #include "vout_internal.h"
1370 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1371 {
1372     if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
1373         vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
1374     }
1375     if (vlc_mouse_HasButton(&vout->p->mouse, m)) {
1376         static const int buttons[] = {
1377             MOUSE_BUTTON_LEFT,
1378             MOUSE_BUTTON_CENTER,
1379             MOUSE_BUTTON_RIGHT,
1380             MOUSE_BUTTON_WHEEL_UP,
1381             MOUSE_BUTTON_WHEEL_DOWN,
1382             -1
1383         };
1384         for (int i = 0; buttons[i] >= 0; i++) {
1385             const int button = buttons[i];
1386             if (vlc_mouse_HasPressed(&vout->p->mouse, m, button))
1387                 vout_SendEventMousePressed(vout, button);
1388             else if (vlc_mouse_HasReleased(&vout->p->mouse, m, button))
1389                 vout_SendEventMouseReleased(vout, button);
1390         }
1391     }
1392     if (m->b_double_click)
1393         vout_SendEventMouseDoubleClick(vout);
1394     vout->p->mouse = *m;
1395 }
1396 vout_window_t * vout_NewDisplayWindow(vout_thread_t *vout, vout_display_t *vd, const vout_window_cfg_t *cfg)
1397 {
1398     VLC_UNUSED(vd);
1399     vout_window_cfg_t cfg_override = *cfg;
1400
1401     if( !config_GetInt( vout, "embedded-video" ) )
1402         cfg_override.is_standalone = true;
1403
1404     return vout_window_New(VLC_OBJECT(vout), NULL, &cfg_override);
1405 }
1406 void vout_DeleteDisplayWindow(vout_thread_t *vout, vout_display_t *vd, vout_window_t *window)
1407 {
1408     VLC_UNUSED(vout);
1409     VLC_UNUSED(vd);
1410     vout_window_Delete(window);
1411 }
1412