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 /* It must be present as long as a vout_display_t must be created using a dummy
  44  * vout (as an opengl provider) */
  45 #define ALLOW_DUMMY_VOUT
  46
  47 static void SplitterClose(vout_display_t *vd);
  48
  49 /*****************************************************************************
  50  * FIXME/TODO see how to have direct rendering here (interact with vout.c)
  51  *****************************************************************************/
  52 static picture_t *VideoBufferNew(filter_t *filter)
  53 {
  54     vout_display_t *vd = (vout_display_t*)filter->p_owner;
  55     const video_format_t *fmt = &filter->fmt_out.video;
  56
  57     assert(vd->fmt.i_chroma == fmt->i_chroma &&
  58            vd->fmt.i_width  == fmt->i_width  &&
  59            vd->fmt.i_height == fmt->i_height);
  60
  61     return vout_display_Get(vd);
  62 }
  63 static void VideoBufferDelete(filter_t *filter, picture_t *picture)
  64 {
  65     VLC_UNUSED(filter);
  66     picture_Release(picture);
  67 }
  68
  69 static int  FilterAllocationInit(filter_t *filter, void *vd)
  70 {
  71     filter->pf_vout_buffer_new = VideoBufferNew;
  72     filter->pf_vout_buffer_del = VideoBufferDelete;
  73     filter->p_owner            = vd;
  74
  75     return VLC_SUCCESS;
  76 }
  77 static void FilterAllocationClean(filter_t *filter)
  78 {
  79     filter->pf_vout_buffer_new = NULL;
  80     filter->pf_vout_buffer_del = NULL;
  81     filter->p_owner            = NULL;
  82 }
  83
  84 /*****************************************************************************
  85  *
  86  *****************************************************************************/
  87
  88 /**
  89  * It creates a new vout_display_t using the given configuration.
  90  */
  91 static vout_display_t *vout_display_New(vlc_object_t *obj,
  92                                         const char *module, bool load_module,
  93                                         const video_format_t *fmt,
  94                                         const vout_display_cfg_t *cfg,
  95                                         vout_display_owner_t *owner)
  96 {
  97     /* */
  98     vout_display_t *vd = vlc_object_create(obj, sizeof(*vd));
  99
 100     /* */
 101     video_format_Copy(&vd->source, fmt);
 102
 103     /* Picture buffer does not have the concept of aspect ratio */
 104     video_format_Copy(&vd->fmt, fmt);
 105     vd->fmt.i_aspect = 0;
 106     vd->fmt.i_sar_num = 0;
 107     vd->fmt.i_sar_den = 0;
 108
 109     vd->info.is_slow = false;
 110     vd->info.has_double_click = false;
 111     vd->info.has_hide_mouse = false;
 112     vd->info.has_pictures_invalid = false;
 113
 114     vd->cfg = cfg;
 115     vd->get = NULL;
 116     vd->prepare = NULL;
 117     vd->display = NULL;
 118     vd->control = NULL;
 119     vd->manage = NULL;
 120     vd->sys = NULL;
 121
 122     vd->owner = *owner;
 123
 124     vlc_object_attach(vd, obj);
 125
 126     if (load_module) {
 127         vd->module = module_need(vd, "vout display", module, module && *module != '\0');
 128         if (!vd->module) {
 129             vlc_object_detach(vd);
 130             vlc_object_release(vd);
 131             return NULL;
 132         }
 133     } else {
 134         vd->module = NULL;
 135     }
 136     return vd;
 137 }
 138
 139 /**
 140  * It deletes a vout_display_t
 141  */
 142 static void vout_display_Delete(vout_display_t *vd)
 143 {
 144     vlc_object_detach(vd);
 145
 146     if (vd->module)
 147         module_unneed(vd, vd->module);
 148
 149     vlc_object_release(vd);
 150 }
 151
 152 /**
 153  * It controls a vout_display_t
 154  */
 155 static int vout_display_Control(vout_display_t *vd, int query, ...)
 156 {
 157     va_list args;
 158     int result;
 159
 160     va_start(args, query);
 161     result = vd->control(vd, query, args);
 162     va_end(args);
 163
 164     return result;
 165 }
 166 static void vout_display_Manage(vout_display_t *vd)
 167 {
 168     if (vd->manage)
 169         vd->manage(vd);
 170 }
 171
 172 /* */
 173 void vout_display_GetDefaultDisplaySize(unsigned *width, unsigned *height,
 174                                         const video_format_t *source,
 175                                         const vout_display_cfg_t *cfg)
 176 {
 177     if (cfg->display.width > 0 && cfg->display.height > 0) {
 178         *width  = cfg->display.width;
 179         *height = cfg->display.height;
 180     } else if (cfg->display.width > 0) {
 181         *width  = cfg->display.width;
 182         *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.width * cfg->display.sar.num /
 183             source->i_visible_width / source->i_sar_num / cfg->display.sar.den;
 184     } else if (cfg->display.height > 0) {
 185         *width  = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.height * cfg->display.sar.den /
 186             source->i_visible_height / source->i_sar_den / cfg->display.sar.num;
 187         *height = cfg->display.height;
 188     } else if (source->i_sar_num >= source->i_sar_den) {
 189         *width  = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.sar.den / source->i_sar_den / cfg->display.sar.num;
 190         *height = source->i_visible_height;
 191     } else {
 192         *width  = source->i_visible_width;
 193         *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.sar.num / source->i_sar_num / cfg->display.sar.den;
 194     }
 195
 196     *width  = *width  * cfg->zoom.num / cfg->zoom.den;
 197     *height = *height * cfg->zoom.num / cfg->zoom.den;
 198 }
 199
 200 /* */
 201 void vout_display_PlacePicture(vout_display_place_t *place,
 202                                const video_format_t *source,
 203                                const vout_display_cfg_t *cfg,
 204                                bool do_clipping)
 205 {
 206     /* */
 207     memset(place, 0, sizeof(*place));
 208     if (cfg->display.width <= 0 || cfg->display.height <= 0)
 209         return;
 210
 211     /* */
 212     unsigned width;
 213     unsigned height;
 214     unsigned display_width;
 215     unsigned display_height;
 216
 217     if (cfg->is_display_filled) {
 218         width  = source->i_visible_width;
 219         height = source->i_visible_height;
 220         display_width  = cfg->display.width;
 221         display_height = cfg->display.height;
 222     } else {
 223         vout_display_cfg_t cfg_tmp = *cfg;
 224
 225         cfg_tmp.display.width  = 0;
 226         cfg_tmp.display.height = 0;
 227         vout_display_GetDefaultDisplaySize(&width, &height,
 228                                            source, &cfg_tmp);
 229
 230         display_width  = width;
 231         display_height = height;
 232         if (do_clipping) {
 233             display_width  = __MIN(display_width,  cfg->display.width);
 234             display_height = __MIN(display_height, cfg->display.height);
 235         }
 236     }
 237
 238     /* Compute the height if we use the width to fill up display_width */
 239     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;
 240     /* And the same but switching width/height */
 241     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;
 242
 243     /* We keep the solution that avoid filling outside the display */
 244     if (scaled_width <= cfg->display.width) {
 245         place->width  = scaled_width;
 246         place->height = display_height;
 247     } else {
 248         place->width  = display_width;
 249         place->height = scaled_height;
 250     }
 251
 252     /*  Compute position */
 253     switch (cfg->align.horizontal) {
 254     case VOUT_DISPLAY_ALIGN_LEFT:
 255         place->x = 0;
 256         break;
 257     case VOUT_DISPLAY_ALIGN_RIGHT:
 258         place->x = cfg->display.width - place->width;
 259         break;
 260     default:
 261         place->x = (cfg->display.width - place->width) / 2;
 262         break;
 263     }
 264
 265     switch (cfg->align.vertical) {
 266     case VOUT_DISPLAY_ALIGN_TOP:
 267         place->y = 0;
 268         break;
 269     case VOUT_DISPLAY_ALIGN_BOTTOM:
 270         place->y = cfg->display.height - place->height;
 271         break;
 272     default:
 273         place->y = (cfg->display.height - place->height) / 2;
 274         break;
 275     }
 276 }
 277
 278 struct vout_display_owner_sys_t {
 279     vout_thread_t   *vout;
 280     bool            is_wrapper;  /* Is the current display a wrapper */
 281     vout_display_t  *wrapper; /* Vout display wrapper */
 282
 283     /* */
 284     vout_display_cfg_t cfg;
 285     bool     is_on_top_initial;
 286     struct {
 287         unsigned num;
 288         unsigned den;
 289     } sar_initial;
 290
 291     /* */
 292     int  width_saved;
 293     int  height_saved;
 294
 295     struct {
 296         unsigned num;
 297         unsigned den;
 298     } crop_saved;
 299
 300     /* */
 301     bool ch_display_filled;
 302     bool is_display_filled;
 303
 304     bool ch_zoom;
 305     struct {
 306         int  num;
 307         int  den;
 308     } zoom;
 309
 310     bool ch_on_top;
 311     bool is_on_top;
 312
 313     bool ch_sar;
 314     struct {
 315         unsigned num;
 316         unsigned den;
 317     } sar;
 318
 319     bool ch_crop;
 320     struct {
 321         unsigned x;
 322         unsigned y;
 323         unsigned width;
 324         unsigned height;
 325         unsigned num;
 326         unsigned den;
 327     } crop;
 328
 329     /* */
 330     video_format_t source;
 331     filter_chain_t *filters;
 332
 333     /* Lock protecting the variables used by
 334      * VoutDisplayEvent(ie vout_display_SendEvent) */
 335     vlc_mutex_t lock;
 336
 337     /* mouse state */
 338     struct {
 339         vlc_mouse_t state;
 340
 341         mtime_t last_pressed;
 342         mtime_t last_moved;
 343         bool    is_hidden;
 344         bool    ch_activity;
 345
 346         /* */
 347         mtime_t double_click_timeout;
 348         mtime_t hide_timeout;
 349     } mouse;
 350
 351     bool reset_pictures;
 352
 353     bool ch_fullscreen;
 354     bool is_fullscreen;
 355
 356     bool ch_display_size;
 357     int  display_width;
 358     int  display_height;
 359     bool display_is_fullscreen;
 360     bool display_is_forced;
 361
 362 #ifdef ALLOW_DUMMY_VOUT
 363     vlc_mouse_t vout_mouse;
 364 #endif
 365 };
 366
 367 static void DummyVoutSendDisplayEventMouse(vout_thread_t *, vlc_mouse_t *fallback, const vlc_mouse_t *m);
 368
 369 static void VoutDisplayCreateRender(vout_display_t *vd)
 370 {
 371     vout_display_owner_sys_t *osys = vd->owner.sys;
 372
 373     osys->filters = NULL;
 374
 375     video_format_t v_src = vd->source;
 376     v_src.i_aspect  = 0;
 377     v_src.i_sar_num = 0;
 378     v_src.i_sar_den = 0;
 379
 380     video_format_t v_dst = vd->fmt;
 381     v_dst.i_aspect  = 0;
 382     v_dst.i_sar_num = 0;
 383     v_dst.i_sar_den = 0;
 384
 385     video_format_t v_dst_cmp = v_dst;
 386     if ((v_src.i_chroma == VLC_CODEC_J420 && v_dst.i_chroma == VLC_CODEC_I420) ||
 387         (v_src.i_chroma == VLC_CODEC_J422 && v_dst.i_chroma == VLC_CODEC_I422) ||
 388         (v_src.i_chroma == VLC_CODEC_J440 && v_dst.i_chroma == VLC_CODEC_I440) ||
 389         (v_src.i_chroma == VLC_CODEC_J444 && v_dst.i_chroma == VLC_CODEC_I444))
 390         v_dst_cmp.i_chroma = v_src.i_chroma;
 391
 392     const bool convert = memcmp(&v_src, &v_dst_cmp, sizeof(v_src)) != 0;
 393     if (!convert)
 394         return;
 395
 396     msg_Err(vd, "A filter to adapt decoder to display is needed");
 397
 398     osys->filters = filter_chain_New(vd, "video filter2", false,
 399                                      FilterAllocationInit,
 400                                      FilterAllocationClean, vd);
 401     assert(osys->filters); /* TODO critical */
 402
 403     /* */
 404     es_format_t src;
 405     es_format_InitFromVideo(&src, &v_src);
 406
 407     /* */
 408     es_format_t dst;
 409
 410     filter_t *filter;
 411     for (int i = 0; i < 1 + (v_dst_cmp.i_chroma != v_dst.i_chroma); i++) {
 412
 413         es_format_InitFromVideo(&dst, i == 0 ? &v_dst : &v_dst_cmp);
 414
 415         filter_chain_Reset(osys->filters, &src, &dst);
 416         filter = filter_chain_AppendFilter(osys->filters,
 417                                            NULL, NULL, &src, &dst);
 418         if (filter)
 419             break;
 420     }
 421     if (!filter)
 422     {
 423         msg_Err(vd, "VoutDisplayCreateRender FAILED");
 424         /* TODO */
 425         assert(0);
 426     }
 427 }
 428
 429 static void VoutDisplayDestroyRender(vout_display_t *vd)
 430 {
 431     vout_display_owner_sys_t *osys = vd->owner.sys;
 432
 433     if (osys->filters)
 434         filter_chain_Delete(osys->filters);
 435 }
 436
 437 static void VoutDisplayResetRender(vout_display_t *vd)
 438 {
 439     VoutDisplayDestroyRender(vd);
 440     VoutDisplayCreateRender(vd);
 441 }
 442 static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
 443 {
 444     vout_display_owner_sys_t *osys = vd->owner.sys;
 445
 446     vlc_mutex_lock(&osys->lock);
 447
 448     /* */
 449     vlc_mouse_t m = osys->mouse.state;
 450     bool is_ignored = false;
 451
 452     switch (event) {
 453     case VOUT_DISPLAY_EVENT_MOUSE_STATE: {
 454         const int x = (int)va_arg(args, int);
 455         const int y = (int)va_arg(args, int);
 456         const int button_mask = (int)va_arg(args, int);
 457
 458         vlc_mouse_Init(&m);
 459         m.i_x = x;
 460         m.i_y = y;
 461         m.i_pressed = button_mask;
 462         break;
 463     }
 464     case VOUT_DISPLAY_EVENT_MOUSE_MOVED: {
 465         const int x = (int)va_arg(args, int);
 466         const int y = (int)va_arg(args, int);
 467         if (x != osys->mouse.state.i_x || y != osys->mouse.state.i_y) {
 468             //msg_Dbg(vd, "VoutDisplayEvent 'mouse' @%d,%d", x, y);
 469
 470             m.i_x = x;
 471             m.i_y = y;
 472             m.b_double_click = false;
 473         } else {
 474             is_ignored = true;
 475         }
 476         break;
 477     }
 478     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
 479     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED: {
 480         const int button = (int)va_arg(args, int);
 481         const int button_mask = 1 << button;
 482
 483         /* Ignore inconsistent event */
 484         if ((event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED  &&  (osys->mouse.state.i_pressed & button_mask)) ||
 485             (event == VOUT_DISPLAY_EVENT_MOUSE_RELEASED && !(osys->mouse.state.i_pressed & button_mask))) {
 486             is_ignored = true;
 487             break;
 488         }
 489
 490         /* */
 491         msg_Dbg(vd, "VoutDisplayEvent 'mouse button' %d t=%d", button, event);
 492
 493         m.b_double_click = false;
 494         if (event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED)
 495             m.i_pressed |= button_mask;
 496         else
 497             m.i_pressed &= ~button_mask;
 498         break;
 499     }
 500     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
 501         msg_Dbg(vd, "VoutDisplayEvent 'double click'");
 502
 503         m.b_double_click = true;
 504         break;
 505     default:
 506         assert(0);
 507     }
 508
 509     if (is_ignored) {
 510         vlc_mutex_unlock(&osys->lock);
 511         return;
 512     }
 513
 514     /* Emulate double-click if needed */
 515     if (!vd->info.has_double_click &&
 516         vlc_mouse_HasPressed(&osys->mouse.state, &m, MOUSE_BUTTON_LEFT)) {
 517         const mtime_t i_date = mdate();
 518
 519         if (i_date - osys->mouse.last_pressed < osys->mouse.double_click_timeout ) {
 520             m.b_double_click = true;
 521             osys->mouse.last_pressed = 0;
 522         } else {
 523             osys->mouse.last_pressed = mdate();
 524         }
 525     }
 526
 527     /* */
 528     osys->mouse.state = m;
 529
 530     /* */
 531     osys->mouse.ch_activity = true;
 532     if (!vd->info.has_hide_mouse)
 533         osys->mouse.last_moved = mdate();
 534
 535     /* */
 536     vlc_mutex_unlock(&osys->lock);
 537
 538     /* */
 539     vout_SendEventMouseVisible(osys->vout);
 540 #ifdef ALLOW_DUMMY_VOUT
 541     DummyVoutSendDisplayEventMouse(osys->vout, &osys->vout_mouse, &m);
 542 #else
 543     vout_SendDisplayEventMouse(osys->vout, &m);
 544 #endif
 545 }
 546
 547 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
 548 {
 549     vout_display_owner_sys_t *osys = vd->owner.sys;
 550
 551     switch (event) {
 552     case VOUT_DISPLAY_EVENT_CLOSE: {
 553         msg_Dbg(vd, "VoutDisplayEvent 'close'");
 554         vout_SendEventClose(osys->vout);
 555         break;
 556     }
 557     case VOUT_DISPLAY_EVENT_KEY: {
 558         const int key = (int)va_arg(args, int);
 559         msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
 560         vout_SendEventKey(osys->vout, key);
 561         break;
 562     }
 563     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
 564     case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
 565     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
 566     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
 567     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
 568         VoutDisplayEventMouse(vd, event, args);
 569         break;
 570
 571     case VOUT_DISPLAY_EVENT_FULLSCREEN: {
 572         const int is_fullscreen = (int)va_arg(args, int);
 573
 574         msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
 575
 576         vlc_mutex_lock(&osys->lock);
 577         if (!is_fullscreen != !osys->is_fullscreen) {
 578             osys->ch_fullscreen = true;
 579             osys->is_fullscreen = is_fullscreen;
 580         }
 581         vlc_mutex_unlock(&osys->lock);
 582         break;
 583     }
 584
 585     case VOUT_DISPLAY_EVENT_ON_TOP: {
 586         const int is_on_top = (int)va_arg(args, int);
 587
 588         msg_Dbg(vd, "VoutDisplayEvent 'on top' %d", is_on_top);
 589
 590         vlc_mutex_lock(&osys->lock);
 591         if (!is_on_top != !osys->is_on_top) {
 592             osys->ch_on_top = true;
 593             osys->is_on_top = is_on_top;
 594         }
 595         vlc_mutex_unlock(&osys->lock);
 596         break;
 597     }
 598
 599     case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
 600         const int width  = (int)va_arg(args, int);
 601         const int height = (int)va_arg(args, int);
 602         const bool is_fullscreen = (bool)va_arg(args, int);
 603         msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
 604                 width, height, is_fullscreen ? "fullscreen" : "window");
 605
 606         /* */
 607         vlc_mutex_lock(&osys->lock);
 608
 609         osys->ch_display_size       = true;
 610         osys->display_width         = width;
 611         osys->display_height        = height;
 612         osys->display_is_fullscreen = is_fullscreen;
 613         osys->display_is_forced     = false;
 614
 615         vlc_mutex_unlock(&osys->lock);
 616         break;
 617     }
 618
 619     case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
 620         msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
 621
 622         /* */
 623         assert(vd->info.has_pictures_invalid);
 624
 625         vlc_mutex_lock(&osys->lock);
 626         osys->reset_pictures = true;
 627         vlc_mutex_unlock(&osys->lock);
 628         break;
 629     }
 630     default:
 631         msg_Err(vd, "VoutDisplayEvent received event %d", event);
 632         /* TODO add an assert when all event are handled */
 633         break;
 634     }
 635 }
 636
 637 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
 638 {
 639     vout_display_owner_sys_t *osys = vd->owner.sys;
 640
 641     return vout_NewDisplayWindow(osys->vout, vd, cfg);
 642 }
 643 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
 644 {
 645     vout_display_owner_sys_t *osys = vd->owner.sys;
 646
 647     vout_DeleteDisplayWindow(osys->vout, vd, window);
 648 }
 649
 650 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
 651 {
 652     vout_display_owner_sys_t *osys = vd->owner.sys;
 653
 654     vout_display_Manage(vd);
 655
 656     /* Handle mouse timeout */
 657     const mtime_t date = mdate();
 658     bool  hide_mouse = false;
 659
 660     vlc_mutex_lock(&osys->lock);
 661
 662     if (!osys->mouse.is_hidden &&
 663         osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
 664         osys->mouse.is_hidden = hide_mouse = true;
 665     } else if (osys->mouse.ch_activity) {
 666         osys->mouse.is_hidden = false;
 667     }
 668     osys->mouse.ch_activity = false;
 669     vlc_mutex_unlock(&osys->lock);
 670
 671     if (hide_mouse) {
 672         if (!vd->info.has_hide_mouse) {
 673             msg_Dbg(vd, "auto hidding mouse");
 674             vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
 675         }
 676         vout_SendEventMouseHidden(osys->vout);
 677     }
 678
 679     bool reset_render = false;
 680     for (;;) {
 681
 682         vlc_mutex_lock(&osys->lock);
 683
 684         bool ch_fullscreen  = osys->ch_fullscreen;
 685         bool is_fullscreen  = osys->is_fullscreen;
 686         osys->ch_fullscreen = false;
 687
 688         bool ch_on_top  = osys->ch_on_top;
 689         bool is_on_top  = osys->is_on_top;
 690         osys->ch_on_top = false;
 691
 692         bool ch_display_size       = osys->ch_display_size;
 693         int  display_width         = osys->display_width;
 694         int  display_height        = osys->display_height;
 695         bool display_is_fullscreen = osys->display_is_fullscreen;
 696         bool display_is_forced     = osys->display_is_forced;
 697         osys->ch_display_size = false;
 698
 699         bool reset_pictures;
 700         if (allow_reset_pictures) {
 701             reset_pictures = osys->reset_pictures;
 702             osys->reset_pictures = false;
 703         } else {
 704             reset_pictures = false;
 705         }
 706
 707         vlc_mutex_unlock(&osys->lock);
 708
 709         if (!ch_fullscreen &&
 710             !ch_display_size &&
 711             !reset_pictures &&
 712             !osys->ch_display_filled &&
 713             !osys->ch_zoom &&
 714             !ch_on_top &&
 715             !osys->ch_sar &&
 716             !osys->ch_crop)
 717             break;
 718
 719         /* */
 720         if (ch_fullscreen) {
 721             vout_display_cfg_t cfg = osys->cfg;
 722
 723             cfg.is_fullscreen  = is_fullscreen;
 724             cfg.display.width  = cfg.is_fullscreen ? 0 : osys->width_saved;
 725             cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
 726
 727             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
 728                 msg_Err(vd, "Failed to set fullscreen");
 729                 is_fullscreen = osys->cfg.is_fullscreen;
 730             }
 731             osys->cfg.is_fullscreen = is_fullscreen;
 732
 733             /* */
 734             vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
 735         }
 736
 737         /* */
 738         if (ch_display_size) {
 739             vout_display_cfg_t cfg = osys->cfg;
 740             cfg.display.width  = display_width;
 741             cfg.display.height = display_height;
 742
 743             if (!cfg.is_fullscreen != !display_is_fullscreen ||
 744                 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, display_is_forced)) {
 745                 if (!cfg.is_fullscreen == !display_is_fullscreen)
 746                     msg_Err(vd, "Failed to resize display");
 747
 748                 /* We ignore the resized */
 749                 display_width  = osys->cfg.display.width;
 750                 display_height = osys->cfg.display.height;
 751             }
 752             osys->cfg.display.width  = display_width;
 753             osys->cfg.display.height = display_height;
 754
 755             if (!display_is_fullscreen) {
 756                 osys->width_saved  = display_width;
 757                 osys->height_saved = display_height;
 758             }
 759         }
 760         /* */
 761         if (osys->ch_display_filled) {
 762             vout_display_cfg_t cfg = osys->cfg;
 763
 764             cfg.is_display_filled = osys->is_display_filled;
 765
 766             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
 767                 msg_Err(vd, "Failed to change display filled state");
 768                 osys->is_display_filled = osys->cfg.is_display_filled;
 769             }
 770             osys->cfg.is_display_filled = osys->is_display_filled;
 771             osys->ch_display_filled = false;
 772
 773             vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
 774         }
 775         /* */
 776         if (osys->ch_zoom) {
 777             vout_display_cfg_t cfg = osys->cfg;
 778
 779             cfg.zoom.num = osys->zoom.num;
 780             cfg.zoom.den = osys->zoom.den;
 781
 782             if (10 * cfg.zoom.num <= cfg.zoom.den) {
 783                 cfg.zoom.num = 1;
 784                 cfg.zoom.den = 10;
 785             } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
 786                 cfg.zoom.num = 10;
 787                 cfg.zoom.den = 1;
 788             }
 789
 790             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
 791                 msg_Err(vd, "Failed to change zoom");
 792                 osys->zoom.num = osys->cfg.zoom.num;
 793                 osys->zoom.den = osys->cfg.zoom.den;
 794             } else if (cfg.is_display_filled) {
 795                 const int display_width  = (int64_t)vd->source.i_width  * osys->zoom.num / osys->zoom.den;
 796                 const int display_height = (int64_t)vd->source.i_height * osys->zoom.num / osys->zoom.den;
 797
 798                 vlc_mutex_lock(&osys->lock);
 799
 800                 osys->ch_display_size       = true;
 801                 osys->display_width         = display_width;
 802                 osys->display_height        = display_height;
 803                 osys->display_is_fullscreen = osys->cfg.is_fullscreen;
 804                 osys->display_is_forced     = true;
 805
 806                 vlc_mutex_unlock(&osys->lock);
 807             }
 808
 809             osys->cfg.zoom.num = osys->zoom.num;
 810             osys->cfg.zoom.den = osys->zoom.den;
 811             osys->ch_zoom = false;
 812
 813             vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
 814         }
 815         /* */
 816         if (ch_on_top) {
 817             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ON_TOP, is_on_top)) {
 818                 msg_Err(vd, "Failed to set on top");
 819                 is_on_top = osys->is_on_top_initial;
 820             }
 821             osys->is_on_top_initial = is_on_top;
 822
 823             /* */
 824             vout_SendEventOnTop(osys->vout, osys->is_on_top_initial);
 825         }
 826         /* */
 827         if (osys->ch_sar) {
 828             video_format_t source = vd->source;
 829
 830             if (osys->sar.num > 0 && osys->sar.den > 0) {
 831                 source.i_sar_num = osys->sar.num;
 832                 source.i_sar_den = osys->sar.den;
 833             } else {
 834                 source.i_sar_num = osys->source.i_sar_num;
 835                 source.i_sar_den = osys->source.i_sar_den;
 836             }
 837
 838             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
 839                 /* There nothing much we can do. The only reason a vout display
 840                  * does not support it is because it need the core to add black border
 841                  * to the video for it.
 842                  * TODO add black borders ?
 843                  */
 844                 msg_Err(vd, "Failed to change source AR");
 845                 source = vd->source;
 846             }
 847             vd->source = source;
 848             osys->sar.num = source.i_sar_num;
 849             osys->sar.den = source.i_sar_den;
 850             osys->ch_sar  = false;
 851
 852             /* */
 853             if (osys->sar.num == osys->source.i_sar_num &&
 854                 osys->sar.den == osys->source.i_sar_den)
 855             {
 856                 vout_SendEventSourceAspect(osys->vout, 0, 0);
 857             }
 858             else
 859             {
 860                 unsigned dar_num, dar_den;
 861                 vlc_ureduce( &dar_num, &dar_den,
 862                              osys->sar.num * vd->source.i_visible_width,
 863                              osys->sar.den * vd->source.i_visible_height,
 864                              65536);
 865                 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
 866             }
 867         }
 868         /* */
 869         if (osys->ch_crop) {
 870             video_format_t source = vd->source;
 871             unsigned crop_num = osys->crop.num;
 872             unsigned crop_den = osys->crop.den;
 873
 874             source.i_x_offset       = osys->crop.x;
 875             source.i_y_offset       = osys->crop.y;
 876             source.i_visible_width  = osys->crop.width;
 877             source.i_visible_height = osys->crop.height;
 878
 879             /* */
 880             const bool is_valid = source.i_x_offset < source.i_width &&
 881                                   source.i_y_offset < source.i_height &&
 882                                   source.i_x_offset + source.i_visible_width  <= source.i_width &&
 883                                   source.i_y_offset + source.i_visible_height <= source.i_height &&
 884                                   source.i_visible_width > 0 && source.i_visible_height > 0;
 885
 886             if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
 887                 if (is_valid)
 888                     msg_Err(vd, "Failed to change source crop TODO implement crop at core");
 889                 else
 890                     msg_Err(vd, "Invalid crop requested");
 891
 892                 source = vd->source;
 893                 crop_num = osys->crop_saved.num;
 894                 crop_den = osys->crop_saved.den;
 895                 /* FIXME implement cropping in the core if not supported by the
 896                  * vout module (easy)
 897                  */
 898             }
 899             vd->source = source;
 900             osys->crop.x      = source.i_x_offset;
 901             osys->crop.y      = source.i_y_offset;
 902             osys->crop.width  = source.i_visible_width;
 903             osys->crop.height = source.i_visible_height;
 904             osys->crop.num    = crop_num;
 905             osys->crop.den    = crop_den;
 906             osys->ch_crop = false;
 907
 908             /* TODO fix when a ratio is used (complicated). */
 909             const unsigned left   = osys->crop.x - osys->source.i_x_offset;
 910             const unsigned top    = osys->crop.y - osys->source.i_y_offset;
 911             const unsigned right  = osys->source.i_visible_width  - (osys->crop.width  + osys->crop.x);
 912             const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
 913             vout_SendEventSourceCrop(osys->vout,
 914                                      osys->crop.num, osys->crop.den,
 915                                      left, top, right, bottom);
 916         }
 917
 918         /* */
 919         if (reset_pictures) {
 920             if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
 921                 /* FIXME what to do here ? */
 922                 msg_Err(vd, "Failed to reset pictures (probably fatal)");
 923             }
 924             reset_render = true;
 925         }
 926     }
 927     if (reset_render)
 928         VoutDisplayResetRender(vd);
 929 }
 930
 931 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
 932 {
 933     vout_display_owner_sys_t *osys = vd->owner.sys;
 934
 935     vlc_mutex_lock(&osys->lock);
 936     const bool reset_pictures = osys->reset_pictures;
 937     vlc_mutex_unlock(&osys->lock);
 938
 939     return reset_pictures;
 940 }
 941
 942 bool vout_IsDisplayFiltered(vout_display_t *vd)
 943 {
 944     vout_display_owner_sys_t *osys = vd->owner.sys;
 945
 946     return osys->filters != NULL;
 947 }
 948
 949 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
 950 {
 951     vout_display_owner_sys_t *osys = vd->owner.sys;
 952
 953     assert(osys->filters);
 954     return filter_chain_VideoFilter(osys->filters, picture);
 955 }
 956
 957 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
 958 {
 959     vout_display_owner_sys_t *osys = vd->owner.sys;
 960
 961     vlc_mutex_lock(&osys->lock);
 962     if (!osys->is_fullscreen != !is_fullscreen) {
 963         osys->ch_fullscreen = true;
 964         osys->is_fullscreen = is_fullscreen;
 965     }
 966     vlc_mutex_unlock(&osys->lock);
 967 }
 968
 969 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
 970 {
 971     vout_display_owner_sys_t *osys = vd->owner.sys;
 972
 973     if (!osys->is_display_filled != !is_filled) {
 974         osys->ch_display_filled = true;
 975         osys->is_display_filled = is_filled;
 976     }
 977 }
 978
 979 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
 980 {
 981     vout_display_owner_sys_t *osys = vd->owner.sys;
 982
 983     if (osys->zoom.num != num || osys->zoom.den != den) {
 984         osys->ch_zoom = true;
 985         osys->zoom.num = num;
 986         osys->zoom.den = den;
 987     }
 988 }
 989 void vout_SetDisplayOnTop(vout_display_t *vd, bool is_on_top)
 990 {
 991     vout_display_owner_sys_t *osys = vd->owner.sys;
 992
 993     vlc_mutex_lock(&osys->lock);
 994     if (!osys->is_on_top != !is_on_top) {
 995         osys->ch_on_top = true;
 996         osys->is_on_top = is_on_top;
 997     }
 998     vlc_mutex_unlock(&osys->lock);
 999 }
1000 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
1001 {
1002     vout_display_owner_sys_t *osys = vd->owner.sys;
1003
1004     if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
1005         osys->ch_sar = true;
1006         osys->sar.num = sar_num;
1007         osys->sar.den = sar_den;
1008     }
1009 }
1010 void vout_SetDisplayCrop(vout_display_t *vd,
1011                          unsigned crop_num, unsigned crop_den,
1012                          unsigned x, unsigned y, unsigned width, unsigned height)
1013 {
1014     vout_display_owner_sys_t *osys = vd->owner.sys;
1015
1016     if (osys->crop.x != x || osys->crop.y != y ||
1017         osys->crop.width  != width || osys->crop.height != height) {
1018
1019         osys->crop.x      = x;
1020         osys->crop.y      = y;
1021         osys->crop.width  = width;
1022         osys->crop.height = height;
1023         osys->crop.num    = crop_num;
1024         osys->crop.den    = crop_den;
1025
1026         osys->ch_crop = true;
1027     }
1028 }
1029 vout_opengl_t *vout_GetDisplayOpengl(vout_display_t *vd)
1030 {
1031     vout_opengl_t *gl;
1032     if (vout_display_Control(vd, VOUT_DISPLAY_GET_OPENGL, &gl))
1033         return NULL;
1034     return gl;
1035 }
1036
1037 static vout_display_t *DisplayNew(vout_thread_t *vout,
1038                                   const video_format_t *source_org,
1039                                   const vout_display_state_t *state,
1040                                   const char *module,
1041                                   bool is_wrapper, vout_display_t *wrapper,
1042                                   mtime_t double_click_timeout,
1043                                   mtime_t hide_timeout,
1044                                   const vout_display_owner_t *owner_ptr)
1045 {
1046     /* */
1047     vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
1048     vout_display_cfg_t *cfg = &osys->cfg;
1049
1050     *cfg = state->cfg;
1051     osys->is_on_top_initial = state->is_on_top;;
1052     osys->sar_initial.num = state->sar.num;
1053     osys->sar_initial.den = state->sar.den;
1054     vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1055                                        source_org, cfg);
1056
1057     osys->vout = vout;
1058     osys->is_wrapper = is_wrapper;
1059     osys->wrapper = wrapper;
1060
1061     vlc_mutex_init(&osys->lock);
1062
1063     vlc_mouse_Init(&osys->mouse.state);
1064     osys->mouse.last_moved = mdate();
1065     osys->mouse.double_click_timeout = double_click_timeout;
1066     osys->mouse.hide_timeout = hide_timeout;
1067     osys->is_fullscreen  = cfg->is_fullscreen;
1068     osys->width_saved    =
1069     osys->display_width  = cfg->display.width;
1070     osys->height_saved   =
1071     osys->display_height = cfg->display.height;
1072     osys->is_display_filled = cfg->is_display_filled;
1073     osys->zoom.num = cfg->zoom.num;
1074     osys->zoom.den = cfg->zoom.den;
1075
1076     osys->source = *source_org;
1077
1078     video_format_t source = *source_org;
1079
1080     source.i_x_offset =
1081     osys->crop.x  = 0;
1082     source.i_y_offset =
1083     osys->crop.y  = 0;
1084     source.i_visible_width  =
1085     osys->crop.width    = source.i_width;
1086     source.i_visible_height =
1087     osys->crop.height   = source.i_height;
1088     osys->crop_saved.num = 0;
1089     osys->crop_saved.den = 0;
1090     osys->crop.num = 0;
1091     osys->crop.den = 0;
1092
1093     osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1094     osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1095 #ifdef ALLOW_DUMMY_VOUT
1096     vlc_mouse_Init(&osys->vout_mouse);
1097 #endif
1098
1099     vout_display_owner_t owner;
1100     if (owner_ptr) {
1101         owner = *owner_ptr;
1102     } else {
1103         owner.event      = VoutDisplayEvent;
1104         owner.window_new = VoutDisplayNewWindow;
1105         owner.window_del = VoutDisplayDelWindow;
1106     }
1107     owner.sys = osys;
1108
1109     /* */
1110     vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1111                                                  module, !is_wrapper,
1112                                                  &source, cfg, &owner);
1113     if (!p_display) {
1114         free(osys);
1115         return NULL;
1116     }
1117
1118     VoutDisplayCreateRender(p_display);
1119
1120     /* Setup delayed request */
1121     if (osys->sar.num != source_org->i_sar_num ||
1122         osys->sar.den != source_org->i_sar_den)
1123         osys->ch_sar = true;
1124     if (osys->is_on_top)
1125         osys->ch_on_top = true;
1126     if (osys->crop.x      != source_org->i_x_offset ||
1127         osys->crop.y      != source_org->i_y_offset ||
1128         osys->crop.width  != source_org->i_visible_width ||
1129         osys->crop.height != source_org->i_visible_height)
1130         osys->ch_crop = true;
1131
1132     return p_display;
1133 }
1134
1135 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1136 {
1137     vout_display_owner_sys_t *osys = vd->owner.sys;
1138
1139     if (state) {
1140         if (!osys->is_wrapper )
1141             state->cfg = osys->cfg;
1142         state->is_on_top = osys->is_on_top_initial;
1143         state->sar.num   = osys->sar_initial.num;
1144         state->sar.den   = osys->sar_initial.den;
1145     }
1146
1147     VoutDisplayDestroyRender(vd);
1148     if (osys->is_wrapper)
1149         SplitterClose(vd);
1150     vout_display_Delete(vd);
1151     vlc_mutex_destroy(&osys->lock);
1152     free(osys);
1153 }
1154
1155 /*****************************************************************************
1156  *
1157  *****************************************************************************/
1158 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1159                                 const video_format_t *source,
1160                                 const vout_display_state_t *state,
1161                                 const char *module,
1162                                 mtime_t double_click_timeout,
1163                                 mtime_t hide_timeout)
1164 {
1165     return DisplayNew(vout, source, state, module, false, NULL,
1166                       double_click_timeout, hide_timeout, NULL);
1167 }
1168
1169 static void SplitterClose(vout_display_t *vd)
1170 {
1171     VLC_UNUSED(vd);
1172     assert(0);
1173 }
1174
1175 #if 0
1176 /*****************************************************************************
1177  *
1178  *****************************************************************************/
1179 struct vout_display_sys_t {
1180     video_splitter_t *splitter;
1181
1182     /* */
1183     int            count;
1184     picture_t      **picture;
1185     vout_display_t **display;
1186 };
1187 struct video_splitter_owner_t {
1188     vout_display_t *wrapper;
1189 };
1190
1191 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1192 {
1193     vout_display_owner_sys_t *osys = vd->owner.sys;
1194
1195     vout_window_cfg_t cfg = *cfg_ptr;
1196     cfg.is_standalone = true;
1197     cfg.x += 0;//output->window.i_x; FIXME
1198     cfg.y += 0;//output->window.i_y;
1199
1200     return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1201 }
1202 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1203 {
1204     vout_display_owner_sys_t *osys = vd->owner.sys;
1205
1206     vout_DeleteDisplayWindow(osys->vout, vd, window);
1207 }
1208 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1209 {
1210     vout_display_owner_sys_t *osys = vd->owner.sys;
1211
1212     switch (event) {
1213 #if 0
1214     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1215     case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1216     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1217     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1218         /* TODO */
1219         break;
1220 #endif
1221     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1222     case VOUT_DISPLAY_EVENT_KEY:
1223     case VOUT_DISPLAY_EVENT_CLOSE:
1224     case VOUT_DISPLAY_EVENT_FULLSCREEN:
1225     case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1226     case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1227         VoutDisplayEvent(vd, event, args);
1228         break;
1229
1230     default:
1231         msg_Err(vd, "SplitterEvent TODO");
1232         break;
1233     }
1234 }
1235
1236 static picture_t *SplitterGet(vout_display_t *vd)
1237 {
1238     /* TODO pool ? */
1239     return picture_NewFromFormat(&vd->fmt);
1240 }
1241 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1242 {
1243     vout_display_sys_t *sys = vd->sys;
1244
1245     picture_Hold(picture);
1246
1247     if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1248         for (int i = 0; i < sys->count; i++)
1249             sys->picture[i] = NULL;
1250         picture_Release(picture);
1251         return;
1252     }
1253
1254     for (int i = 0; i < sys->count; i++) {
1255         /* */
1256         /* FIXME now vout_FilterDisplay already return a direct buffer FIXME */
1257         sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1258         if (!sys->picture[i])
1259             continue;
1260
1261         /* */
1262         picture_t *direct = vout_display_Get(sys->display[i]);
1263         if (!direct) {
1264             msg_Err(vd, "Failed to get a direct buffer");
1265             picture_Release(sys->picture[i]);
1266             sys->picture[i] = NULL;
1267             continue;
1268         }
1269
1270         /* FIXME not always needed (easy when there is a osys->filters) */
1271         picture_Copy(direct, sys->picture[i]);
1272         picture_Release(sys->picture[i]);
1273         sys->picture[i] = direct;
1274
1275         vout_display_Prepare(sys->display[i], sys->picture[i]);
1276     }
1277 }
1278 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1279 {
1280     vout_display_sys_t *sys = vd->sys;
1281
1282     for (int i = 0; i < sys->count; i++) {
1283         if (sys->picture[i])
1284             vout_display_Display(sys->display[i], sys->picture[i]);
1285     }
1286     picture_Release(picture);
1287 }
1288 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1289 {
1290     return VLC_EGENERIC;
1291 }
1292 static void SplitterManage(vout_display_t *vd)
1293 {
1294     vout_display_sys_t *sys = vd->sys;
1295
1296     for (int i = 0; i < sys->count; i++)
1297         vout_ManageDisplay(sys->display[i]);
1298 }
1299
1300 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1301 {
1302     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1303
1304     for (int i = 0; i < wsys->count; i++) {
1305         /* TODO pool ? */
1306         picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1307         if (!picture[i]) {
1308             for (int j = 0; j < i; j++)
1309                 picture_Release(picture[j]);
1310             return VLC_EGENERIC;
1311         }
1312     }
1313     return VLC_SUCCESS;
1314 }
1315 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1316 {
1317     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1318
1319     for (int i = 0; i < wsys->count; i++)
1320         picture_Release(picture[i]);
1321 }
1322 static void SplitterClose(vout_display_t *vd)
1323 {
1324     vout_display_sys_t *sys = vd->sys;
1325
1326     /* */
1327     video_splitter_t *splitter = sys->splitter;
1328     free(splitter->p_owner);
1329     video_splitter_Delete(splitter);
1330
1331     /* */
1332     for (int i = 0; i < sys->count; i++)
1333         vout_DeleteDisplay(sys->display[i], NULL);
1334     TAB_CLEAN(sys->count, sys->display);
1335     free(sys->picture);
1336
1337     free(sys);
1338 }
1339
1340 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1341                                  const video_format_t *source,
1342                                  const vout_display_state_t *state,
1343                                  const char *module,
1344                                  const char *splitter_module,
1345                                  mtime_t double_click_timeout,
1346                                  mtime_t hide_timeout)
1347 {
1348     video_splitter_t *splitter =
1349         video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1350     if (!splitter)
1351         return NULL;
1352
1353     /* */
1354     vout_display_t *wrapper =
1355         DisplayNew(vout, source, state, module, true, NULL,
1356                     double_click_timeout, hide_timeout, NULL);
1357     if (!wrapper) {
1358         video_splitter_Delete(splitter);
1359         return NULL;
1360     }
1361     vout_display_sys_t *sys = malloc(sizeof(*sys));
1362     if (!sys)
1363         abort();
1364     sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1365     if (!sys->picture )
1366         abort();
1367     sys->splitter = splitter;
1368
1369     wrapper->get     = SplitterGet;
1370     wrapper->prepare = SplitterPrepare;
1371     wrapper->display = SplitterDisplay;
1372     wrapper->control = SplitterControl;
1373     wrapper->manage  = SplitterManage;
1374     wrapper->sys     = sys;
1375
1376     /* */
1377     video_splitter_owner_t *owner = malloc(sizeof(*owner));
1378     if (!owner)
1379         abort();
1380     owner->wrapper = wrapper;
1381     splitter->p_owner = owner;
1382     splitter->pf_picture_new = SplitterPictureNew;
1383     splitter->pf_picture_del = SplitterPictureDel;
1384
1385     /* */
1386     TAB_INIT(sys->count, sys->display);
1387     for (int i = 0; i < splitter->i_output; i++) {
1388         vout_display_owner_t owner;
1389
1390         owner.event      = SplitterEvent;
1391         owner.window_new = SplitterNewWindow;
1392         owner.window_del = SplitterDelWindow;
1393
1394         const video_splitter_output_t *output = &splitter->p_output[i];
1395         vout_display_state_t ostate;
1396
1397         memset(&ostate, 0, sizeof(ostate));
1398         ostate.cfg.is_fullscreen = false;
1399         ostate.cfg.display = state->cfg.display;
1400         ostate.cfg.align.horizontal = 0; /* TODO */
1401         ostate.cfg.align.vertical = 0; /* TODO */
1402         ostate.cfg.is_display_filled = true;
1403         ostate.cfg.zoom.num = 1;
1404         ostate.cfg.zoom.den = 1;
1405
1406         vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1407                                            output->psz_module ? output->psz_module : module,
1408                                            false, wrapper,
1409                                            double_click_timeout, hide_timeout, &owner);
1410         if (!vd) {
1411             vout_DeleteDisplay(wrapper, NULL);
1412             return NULL;
1413         }
1414         TAB_APPEND(sys->count, sys->display, vd);
1415     }
1416
1417     return wrapper;
1418 }
1419 #endif
1420
1421 /*****************************************************************************
1422  * TODO move out
1423  *****************************************************************************/
1424 #include "vout_internal.h"
1425 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1426 {
1427     if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
1428         vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
1429     }
1430     if (vlc_mouse_HasButton(&vout->p->mouse, m)) {
1431         static const int buttons[] = {
1432             MOUSE_BUTTON_LEFT,
1433             MOUSE_BUTTON_CENTER,
1434             MOUSE_BUTTON_RIGHT,
1435             MOUSE_BUTTON_WHEEL_UP,
1436             MOUSE_BUTTON_WHEEL_DOWN,
1437             -1
1438         };
1439         for (int i = 0; buttons[i] >= 0; i++) {
1440             const int button = buttons[i];
1441             if (vlc_mouse_HasPressed(&vout->p->mouse, m, button))
1442                 vout_SendEventMousePressed(vout, button);
1443             else if (vlc_mouse_HasReleased(&vout->p->mouse, m, button))
1444                 vout_SendEventMouseReleased(vout, button);
1445         }
1446     }
1447     if (m->b_double_click)
1448         vout_SendEventMouseDoubleClick(vout);
1449     vout->p->mouse = *m;
1450 }
1451 #ifdef ALLOW_DUMMY_VOUT
1452 static void DummyVoutSendDisplayEventMouse(vout_thread_t *vout, vlc_mouse_t *fallback, const vlc_mouse_t *m)
1453 {
1454     vout_thread_sys_t p;
1455
1456     if (!vout->p) {
1457         p.mouse = *fallback;
1458         vout->p = &p;
1459     }
1460     vout_SendDisplayEventMouse(vout, m);
1461     if (vout->p == &p) {
1462         *fallback = p.mouse;
1463         vout->p = NULL;
1464     }
1465 }
1466 #endif
1467 vout_window_t * vout_NewDisplayWindow(vout_thread_t *vout, vout_display_t *vd, const vout_window_cfg_t *cfg)
1468 {
1469     VLC_UNUSED(vd);
1470     vout_window_cfg_t cfg_override = *cfg;
1471
1472     if( !config_GetInt( vout, "embedded-video" ) )
1473         cfg_override.is_standalone = true;
1474
1475     return vout_window_New(VLC_OBJECT(vout), NULL, &cfg_override);
1476 }
1477 void vout_DeleteDisplayWindow(vout_thread_t *vout, vout_display_t *vd, vout_window_t *window)
1478 {
1479     VLC_UNUSED(vout);
1480     VLC_UNUSED(vd);
1481     vout_window_Delete(window);
1482 }
1483