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     picture_pool_t *pool = vout_display_Pool(vd, 1);
  62     if (!pool)
  63         return NULL;
  64     return picture_pool_Get(pool);
  65 }
  66 static void VideoBufferDelete(filter_t *filter, picture_t *picture)
  67 {
  68     VLC_UNUSED(filter);
  69     picture_Release(picture);
  70 }
  71
  72 static int  FilterAllocationInit(filter_t *filter, void *vd)
  73 {
  74     filter->pf_vout_buffer_new = VideoBufferNew;
  75     filter->pf_vout_buffer_del = VideoBufferDelete;
  76     filter->p_owner            = vd;
  77
  78     return VLC_SUCCESS;
  79 }
  80 static void FilterAllocationClean(filter_t *filter)
  81 {
  82     filter->pf_vout_buffer_new = NULL;
  83     filter->pf_vout_buffer_del = NULL;
  84     filter->p_owner            = NULL;
  85 }
  86
  87 /*****************************************************************************
  88  *
  89  *****************************************************************************/
  90
  91 /**
  92  * It creates a new vout_display_t using the given configuration.
  93  */
  94 static vout_display_t *vout_display_New(vlc_object_t *obj,
  95                                         const char *module, bool load_module,
  96                                         const video_format_t *fmt,
  97                                         const vout_display_cfg_t *cfg,
  98                                         vout_display_owner_t *owner)
  99 {
 100     /* */
 101     vout_display_t *vd = vlc_object_create(obj, sizeof(*vd));
 102
 103     /* */
 104     video_format_Copy(&vd->source, fmt);
 105
 106     /* Picture buffer does not have the concept of aspect ratio */
 107     video_format_Copy(&vd->fmt, fmt);
 108     vd->fmt.i_aspect = 0;
 109     vd->fmt.i_sar_num = 0;
 110     vd->fmt.i_sar_den = 0;
 111
 112     vd->info.is_slow = false;
 113     vd->info.has_double_click = false;
 114     vd->info.has_hide_mouse = false;
 115     vd->info.has_pictures_invalid = false;
 116
 117     vd->cfg = cfg;
 118     vd->pool = NULL;
 119     vd->prepare = NULL;
 120     vd->display = NULL;
 121     vd->control = NULL;
 122     vd->manage = NULL;
 123     vd->sys = NULL;
 124
 125     vd->owner = *owner;
 126
 127     vlc_object_attach(vd, obj);
 128
 129     if (load_module) {
 130         vd->module = module_need(vd, "vout display", module, module && *module != '\0');
 131         if (!vd->module) {
 132             vlc_object_detach(vd);
 133             vlc_object_release(vd);
 134             return NULL;
 135         }
 136     } else {
 137         vd->module = NULL;
 138     }
 139     return vd;
 140 }
 141
 142 /**
 143  * It deletes a vout_display_t
 144  */
 145 static void vout_display_Delete(vout_display_t *vd)
 146 {
 147     vlc_object_detach(vd);
 148
 149     if (vd->module)
 150         module_unneed(vd, vd->module);
 151
 152     vlc_object_release(vd);
 153 }
 154
 155 /**
 156  * It controls a vout_display_t
 157  */
 158 static int vout_display_Control(vout_display_t *vd, int query, ...)
 159 {
 160     va_list args;
 161     int result;
 162
 163     va_start(args, query);
 164     result = vd->control(vd, query, args);
 165     va_end(args);
 166
 167     return result;
 168 }
 169 static void vout_display_Manage(vout_display_t *vd)
 170 {
 171     if (vd->manage)
 172         vd->manage(vd);
 173 }
 174
 175 /* */
 176 void vout_display_GetDefaultDisplaySize(unsigned *width, unsigned *height,
 177                                         const video_format_t *source,
 178                                         const vout_display_cfg_t *cfg)
 179 {
 180     if (cfg->display.width > 0 && cfg->display.height > 0) {
 181         *width  = cfg->display.width;
 182         *height = cfg->display.height;
 183     } else if (cfg->display.width > 0) {
 184         *width  = cfg->display.width;
 185         *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.width * cfg->display.sar.num /
 186             source->i_visible_width / source->i_sar_num / cfg->display.sar.den;
 187     } else if (cfg->display.height > 0) {
 188         *width  = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.height * cfg->display.sar.den /
 189             source->i_visible_height / source->i_sar_den / cfg->display.sar.num;
 190         *height = cfg->display.height;
 191     } else if (source->i_sar_num >= source->i_sar_den) {
 192         *width  = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.sar.den / source->i_sar_den / cfg->display.sar.num;
 193         *height = source->i_visible_height;
 194     } else {
 195         *width  = source->i_visible_width;
 196         *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.sar.num / source->i_sar_num / cfg->display.sar.den;
 197     }
 198
 199     *width  = *width  * cfg->zoom.num / cfg->zoom.den;
 200     *height = *height * cfg->zoom.num / cfg->zoom.den;
 201 }
 202
 203 /* */
 204 void vout_display_PlacePicture(vout_display_place_t *place,
 205                                const video_format_t *source,
 206                                const vout_display_cfg_t *cfg,
 207                                bool do_clipping)
 208 {
 209     /* */
 210     memset(place, 0, sizeof(*place));
 211     if (cfg->display.width <= 0 || cfg->display.height <= 0)
 212         return;
 213
 214     /* */
 215     unsigned width;
 216     unsigned height;
 217     unsigned display_width;
 218     unsigned display_height;
 219
 220     if (cfg->is_display_filled) {
 221         width  = source->i_visible_width;
 222         height = source->i_visible_height;
 223         display_width  = cfg->display.width;
 224         display_height = cfg->display.height;
 225     } else {
 226         vout_display_cfg_t cfg_tmp = *cfg;
 227
 228         cfg_tmp.display.width  = 0;
 229         cfg_tmp.display.height = 0;
 230         vout_display_GetDefaultDisplaySize(&width, &height,
 231                                            source, &cfg_tmp);
 232
 233         display_width  = width;
 234         display_height = height;
 235         if (do_clipping) {
 236             display_width  = __MIN(display_width,  cfg->display.width);
 237             display_height = __MIN(display_height, cfg->display.height);
 238         }
 239     }
 240
 241     /* Compute the height if we use the width to fill up display_width */
 242     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;
 243     /* And the same but switching width/height */
 244     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;
 245
 246     /* We keep the solution that avoid filling outside the display */
 247     if (scaled_width <= cfg->display.width) {
 248         place->width  = scaled_width;
 249         place->height = display_height;
 250     } else {
 251         place->width  = display_width;
 252         place->height = scaled_height;
 253     }
 254
 255     /*  Compute position */
 256     switch (cfg->align.horizontal) {
 257     case VOUT_DISPLAY_ALIGN_LEFT:
 258         place->x = 0;
 259         break;
 260     case VOUT_DISPLAY_ALIGN_RIGHT:
 261         place->x = cfg->display.width - place->width;
 262         break;
 263     default:
 264         place->x = (cfg->display.width - place->width) / 2;
 265         break;
 266     }
 267
 268     switch (cfg->align.vertical) {
 269     case VOUT_DISPLAY_ALIGN_TOP:
 270         place->y = 0;
 271         break;
 272     case VOUT_DISPLAY_ALIGN_BOTTOM:
 273         place->y = cfg->display.height - place->height;
 274         break;
 275     default:
 276         place->y = (cfg->display.height - place->height) / 2;
 277         break;
 278     }
 279 }
 280
 281 struct vout_display_owner_sys_t {
 282     vout_thread_t   *vout;
 283     bool            is_wrapper;  /* Is the current display a wrapper */
 284     vout_display_t  *wrapper; /* Vout display wrapper */
 285
 286     /* */
 287     vout_display_cfg_t cfg;
 288     bool     is_on_top_initial;
 289     struct {
 290         unsigned num;
 291         unsigned den;
 292     } sar_initial;
 293
 294     /* */
 295     int  width_saved;
 296     int  height_saved;
 297
 298     struct {
 299         unsigned num;
 300         unsigned den;
 301     } crop_saved;
 302
 303     /* */
 304     bool ch_display_filled;
 305     bool is_display_filled;
 306
 307     bool ch_zoom;
 308     struct {
 309         int  num;
 310         int  den;
 311     } zoom;
 312
 313     bool ch_on_top;
 314     bool is_on_top;
 315
 316     bool ch_sar;
 317     struct {
 318         unsigned num;
 319         unsigned den;
 320     } sar;
 321
 322     bool ch_crop;
 323     struct {
 324         unsigned x;
 325         unsigned y;
 326         unsigned width;
 327         unsigned height;
 328         unsigned num;
 329         unsigned den;
 330     } crop;
 331
 332     /* */
 333     video_format_t source;
 334     filter_chain_t *filters;
 335
 336     /* Lock protecting the variables used by
 337      * VoutDisplayEvent(ie vout_display_SendEvent) */
 338     vlc_mutex_t lock;
 339
 340     /* mouse state */
 341     struct {
 342         vlc_mouse_t state;
 343
 344         mtime_t last_pressed;
 345         mtime_t last_moved;
 346         bool    is_hidden;
 347         bool    ch_activity;
 348
 349         /* */
 350         mtime_t double_click_timeout;
 351         mtime_t hide_timeout;
 352     } mouse;
 353
 354     bool reset_pictures;
 355
 356     bool ch_fullscreen;
 357     bool is_fullscreen;
 358
 359     bool ch_display_size;
 360     int  display_width;
 361     int  display_height;
 362     bool display_is_fullscreen;
 363     bool display_is_forced;
 364
 365 #ifdef ALLOW_DUMMY_VOUT
 366     vlc_mouse_t vout_mouse;
 367 #endif
 368 };
 369
 370 static void DummyVoutSendDisplayEventMouse(vout_thread_t *, vlc_mouse_t *fallback, const vlc_mouse_t *m);
 371
 372 static void VoutDisplayCreateRender(vout_display_t *vd)
 373 {
 374     vout_display_owner_sys_t *osys = vd->owner.sys;
 375
 376     osys->filters = NULL;
 377
 378     video_format_t v_src = vd->source;
 379     v_src.i_aspect  = 0;
 380     v_src.i_sar_num = 0;
 381     v_src.i_sar_den = 0;
 382
 383     video_format_t v_dst = vd->fmt;
 384     v_dst.i_aspect  = 0;
 385     v_dst.i_sar_num = 0;
 386     v_dst.i_sar_den = 0;
 387
 388     video_format_t v_dst_cmp = v_dst;
 389     if ((v_src.i_chroma == VLC_CODEC_J420 && v_dst.i_chroma == VLC_CODEC_I420) ||
 390         (v_src.i_chroma == VLC_CODEC_J422 && v_dst.i_chroma == VLC_CODEC_I422) ||
 391         (v_src.i_chroma == VLC_CODEC_J440 && v_dst.i_chroma == VLC_CODEC_I440) ||
 392         (v_src.i_chroma == VLC_CODEC_J444 && v_dst.i_chroma == VLC_CODEC_I444))
 393         v_dst_cmp.i_chroma = v_src.i_chroma;
 394
 395     const bool convert = memcmp(&v_src, &v_dst_cmp, sizeof(v_src)) != 0;
 396     if (!convert)
 397         return;
 398
 399     msg_Err(vd, "A filter to adapt decoder to display is needed");
 400
 401     osys->filters = filter_chain_New(vd, "video filter2", false,
 402                                      FilterAllocationInit,
 403                                      FilterAllocationClean, vd);
 404     assert(osys->filters); /* TODO critical */
 405
 406     /* */
 407     es_format_t src;
 408     es_format_InitFromVideo(&src, &v_src);
 409
 410     /* */
 411     es_format_t dst;
 412
 413     filter_t *filter;
 414     for (int i = 0; i < 1 + (v_dst_cmp.i_chroma != v_dst.i_chroma); i++) {
 415
 416         es_format_InitFromVideo(&dst, i == 0 ? &v_dst : &v_dst_cmp);
 417
 418         filter_chain_Reset(osys->filters, &src, &dst);
 419         filter = filter_chain_AppendFilter(osys->filters,
 420                                            NULL, NULL, &src, &dst);
 421         if (filter)
 422             break;
 423     }
 424     if (!filter)
 425     {
 426         msg_Err(vd, "VoutDisplayCreateRender FAILED");
 427         /* TODO */
 428         assert(0);
 429     }
 430 }
 431
 432 static void VoutDisplayDestroyRender(vout_display_t *vd)
 433 {
 434     vout_display_owner_sys_t *osys = vd->owner.sys;
 435
 436     if (osys->filters)
 437         filter_chain_Delete(osys->filters);
 438 }
 439
 440 static void VoutDisplayResetRender(vout_display_t *vd)
 441 {
 442     VoutDisplayDestroyRender(vd);
 443     VoutDisplayCreateRender(vd);
 444 }
 445 static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
 446 {
 447     vout_display_owner_sys_t *osys = vd->owner.sys;
 448
 449     vlc_mutex_lock(&osys->lock);
 450
 451     /* */
 452     vlc_mouse_t m = osys->mouse.state;
 453     bool is_ignored = false;
 454
 455     switch (event) {
 456     case VOUT_DISPLAY_EVENT_MOUSE_STATE: {
 457         const int x = (int)va_arg(args, int);
 458         const int y = (int)va_arg(args, int);
 459         const int button_mask = (int)va_arg(args, int);
 460
 461         vlc_mouse_Init(&m);
 462         m.i_x = x;
 463         m.i_y = y;
 464         m.i_pressed = button_mask;
 465         break;
 466     }
 467     case VOUT_DISPLAY_EVENT_MOUSE_MOVED: {
 468         const int x = (int)va_arg(args, int);
 469         const int y = (int)va_arg(args, int);
 470         if (x != osys->mouse.state.i_x || y != osys->mouse.state.i_y) {
 471             //msg_Dbg(vd, "VoutDisplayEvent 'mouse' @%d,%d", x, y);
 472
 473             m.i_x = x;
 474             m.i_y = y;
 475             m.b_double_click = false;
 476         } else {
 477             is_ignored = true;
 478         }
 479         break;
 480     }
 481     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
 482     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED: {
 483         const int button = (int)va_arg(args, int);
 484         const int button_mask = 1 << button;
 485
 486         /* Ignore inconsistent event */
 487         if ((event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED  &&  (osys->mouse.state.i_pressed & button_mask)) ||
 488             (event == VOUT_DISPLAY_EVENT_MOUSE_RELEASED && !(osys->mouse.state.i_pressed & button_mask))) {
 489             is_ignored = true;
 490             break;
 491         }
 492
 493         /* */
 494         msg_Dbg(vd, "VoutDisplayEvent 'mouse button' %d t=%d", button, event);
 495
 496         m.b_double_click = false;
 497         if (event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED)
 498             m.i_pressed |= button_mask;
 499         else
 500             m.i_pressed &= ~button_mask;
 501         break;
 502     }
 503     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
 504         msg_Dbg(vd, "VoutDisplayEvent 'double click'");
 505
 506         m.b_double_click = true;
 507         break;
 508     default:
 509         assert(0);
 510     }
 511
 512     if (is_ignored) {
 513         vlc_mutex_unlock(&osys->lock);
 514         return;
 515     }
 516
 517     /* Emulate double-click if needed */
 518     if (!vd->info.has_double_click &&
 519         vlc_mouse_HasPressed(&osys->mouse.state, &m, MOUSE_BUTTON_LEFT)) {
 520         const mtime_t i_date = mdate();
 521
 522         if (i_date - osys->mouse.last_pressed < osys->mouse.double_click_timeout ) {
 523             m.b_double_click = true;
 524             osys->mouse.last_pressed = 0;
 525         } else {
 526             osys->mouse.last_pressed = mdate();
 527         }
 528     }
 529
 530     /* */
 531     osys->mouse.state = m;
 532
 533     /* */
 534     osys->mouse.ch_activity = true;
 535     if (!vd->info.has_hide_mouse)
 536         osys->mouse.last_moved = mdate();
 537
 538     /* */
 539     vlc_mutex_unlock(&osys->lock);
 540
 541     /* */
 542     vout_SendEventMouseVisible(osys->vout);
 543 #ifdef ALLOW_DUMMY_VOUT
 544     DummyVoutSendDisplayEventMouse(osys->vout, &osys->vout_mouse, &m);
 545 #else
 546     vout_SendDisplayEventMouse(osys->vout, &m);
 547 #endif
 548 }
 549
 550 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
 551 {
 552     vout_display_owner_sys_t *osys = vd->owner.sys;
 553
 554     switch (event) {
 555     case VOUT_DISPLAY_EVENT_CLOSE: {
 556         msg_Dbg(vd, "VoutDisplayEvent 'close'");
 557         vout_SendEventClose(osys->vout);
 558         break;
 559     }
 560     case VOUT_DISPLAY_EVENT_KEY: {
 561         const int key = (int)va_arg(args, int);
 562         msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
 563         vout_SendEventKey(osys->vout, key);
 564         break;
 565     }
 566     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
 567     case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
 568     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
 569     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
 570     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
 571         VoutDisplayEventMouse(vd, event, args);
 572         break;
 573
 574     case VOUT_DISPLAY_EVENT_FULLSCREEN: {
 575         const int is_fullscreen = (int)va_arg(args, int);
 576
 577         msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
 578
 579         vlc_mutex_lock(&osys->lock);
 580         if (!is_fullscreen != !osys->is_fullscreen) {
 581             osys->ch_fullscreen = true;
 582             osys->is_fullscreen = is_fullscreen;
 583         }
 584         vlc_mutex_unlock(&osys->lock);
 585         break;
 586     }
 587
 588     case VOUT_DISPLAY_EVENT_ON_TOP: {
 589         const int is_on_top = (int)va_arg(args, int);
 590
 591         msg_Dbg(vd, "VoutDisplayEvent 'on top' %d", is_on_top);
 592
 593         vlc_mutex_lock(&osys->lock);
 594         if (!is_on_top != !osys->is_on_top) {
 595             osys->ch_on_top = true;
 596             osys->is_on_top = is_on_top;
 597         }
 598         vlc_mutex_unlock(&osys->lock);
 599         break;
 600     }
 601
 602     case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
 603         const int width  = (int)va_arg(args, int);
 604         const int height = (int)va_arg(args, int);
 605         const bool is_fullscreen = (bool)va_arg(args, int);
 606         msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
 607                 width, height, is_fullscreen ? "fullscreen" : "window");
 608
 609         /* */
 610         vlc_mutex_lock(&osys->lock);
 611
 612         osys->ch_display_size       = true;
 613         osys->display_width         = width;
 614         osys->display_height        = height;
 615         osys->display_is_fullscreen = is_fullscreen;
 616         osys->display_is_forced     = false;
 617
 618         vlc_mutex_unlock(&osys->lock);
 619         break;
 620     }
 621
 622     case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
 623         msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
 624
 625         /* */
 626         assert(vd->info.has_pictures_invalid);
 627
 628         vlc_mutex_lock(&osys->lock);
 629         osys->reset_pictures = true;
 630         vlc_mutex_unlock(&osys->lock);
 631         break;
 632     }
 633     default:
 634         msg_Err(vd, "VoutDisplayEvent received event %d", event);
 635         /* TODO add an assert when all event are handled */
 636         break;
 637     }
 638 }
 639
 640 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
 641 {
 642     vout_display_owner_sys_t *osys = vd->owner.sys;
 643
 644     return vout_NewDisplayWindow(osys->vout, vd, cfg);
 645 }
 646 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
 647 {
 648     vout_display_owner_sys_t *osys = vd->owner.sys;
 649
 650     vout_DeleteDisplayWindow(osys->vout, vd, window);
 651 }
 652
 653 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
 654 {
 655     vout_display_owner_sys_t *osys = vd->owner.sys;
 656
 657     vout_display_Manage(vd);
 658
 659     /* Handle mouse timeout */
 660     const mtime_t date = mdate();
 661     bool  hide_mouse = false;
 662
 663     vlc_mutex_lock(&osys->lock);
 664
 665     if (!osys->mouse.is_hidden &&
 666         osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
 667         osys->mouse.is_hidden = hide_mouse = true;
 668     } else if (osys->mouse.ch_activity) {
 669         osys->mouse.is_hidden = false;
 670     }
 671     osys->mouse.ch_activity = false;
 672     vlc_mutex_unlock(&osys->lock);
 673
 674     if (hide_mouse) {
 675         if (!vd->info.has_hide_mouse) {
 676             msg_Dbg(vd, "auto hidding mouse");
 677             vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
 678         }
 679         vout_SendEventMouseHidden(osys->vout);
 680     }
 681
 682     bool reset_render = false;
 683     for (;;) {
 684
 685         vlc_mutex_lock(&osys->lock);
 686
 687         bool ch_fullscreen  = osys->ch_fullscreen;
 688         bool is_fullscreen  = osys->is_fullscreen;
 689         osys->ch_fullscreen = false;
 690
 691         bool ch_on_top  = osys->ch_on_top;
 692         bool is_on_top  = osys->is_on_top;
 693         osys->ch_on_top = false;
 694
 695         bool ch_display_size       = osys->ch_display_size;
 696         int  display_width         = osys->display_width;
 697         int  display_height        = osys->display_height;
 698         bool display_is_fullscreen = osys->display_is_fullscreen;
 699         bool display_is_forced     = osys->display_is_forced;
 700         osys->ch_display_size = false;
 701
 702         bool reset_pictures;
 703         if (allow_reset_pictures) {
 704             reset_pictures = osys->reset_pictures;
 705             osys->reset_pictures = false;
 706         } else {
 707             reset_pictures = false;
 708         }
 709
 710         vlc_mutex_unlock(&osys->lock);
 711
 712         if (!ch_fullscreen &&
 713             !ch_display_size &&
 714             !reset_pictures &&
 715             !osys->ch_display_filled &&
 716             !osys->ch_zoom &&
 717             !ch_on_top &&
 718             !osys->ch_sar &&
 719             !osys->ch_crop)
 720             break;
 721
 722         /* */
 723         if (ch_fullscreen) {
 724             vout_display_cfg_t cfg = osys->cfg;
 725
 726             cfg.is_fullscreen  = is_fullscreen;
 727             cfg.display.width  = cfg.is_fullscreen ? 0 : osys->width_saved;
 728             cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
 729
 730             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
 731                 msg_Err(vd, "Failed to set fullscreen");
 732                 is_fullscreen = osys->cfg.is_fullscreen;
 733             }
 734             osys->cfg.is_fullscreen = is_fullscreen;
 735
 736             /* */
 737             vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
 738         }
 739
 740         /* */
 741         if (ch_display_size) {
 742             vout_display_cfg_t cfg = osys->cfg;
 743             cfg.display.width  = display_width;
 744             cfg.display.height = display_height;
 745
 746             if (!cfg.is_fullscreen != !display_is_fullscreen ||
 747                 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, display_is_forced)) {
 748                 if (!cfg.is_fullscreen == !display_is_fullscreen)
 749                     msg_Err(vd, "Failed to resize display");
 750
 751                 /* We ignore the resized */
 752                 display_width  = osys->cfg.display.width;
 753                 display_height = osys->cfg.display.height;
 754             }
 755             osys->cfg.display.width  = display_width;
 756             osys->cfg.display.height = display_height;
 757
 758             if (!display_is_fullscreen) {
 759                 osys->width_saved  = display_width;
 760                 osys->height_saved = display_height;
 761             }
 762         }
 763         /* */
 764         if (osys->ch_display_filled) {
 765             vout_display_cfg_t cfg = osys->cfg;
 766
 767             cfg.is_display_filled = osys->is_display_filled;
 768
 769             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
 770                 msg_Err(vd, "Failed to change display filled state");
 771                 osys->is_display_filled = osys->cfg.is_display_filled;
 772             }
 773             osys->cfg.is_display_filled = osys->is_display_filled;
 774             osys->ch_display_filled = false;
 775
 776             vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
 777         }
 778         /* */
 779         if (osys->ch_zoom) {
 780             vout_display_cfg_t cfg = osys->cfg;
 781
 782             cfg.zoom.num = osys->zoom.num;
 783             cfg.zoom.den = osys->zoom.den;
 784
 785             if (10 * cfg.zoom.num <= cfg.zoom.den) {
 786                 cfg.zoom.num = 1;
 787                 cfg.zoom.den = 10;
 788             } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
 789                 cfg.zoom.num = 10;
 790                 cfg.zoom.den = 1;
 791             }
 792
 793             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
 794                 msg_Err(vd, "Failed to change zoom");
 795                 osys->zoom.num = osys->cfg.zoom.num;
 796                 osys->zoom.den = osys->cfg.zoom.den;
 797             } else if (cfg.is_display_filled) {
 798                 const int display_width  = (int64_t)vd->source.i_width  * osys->zoom.num / osys->zoom.den;
 799                 const int display_height = (int64_t)vd->source.i_height * osys->zoom.num / osys->zoom.den;
 800
 801                 vlc_mutex_lock(&osys->lock);
 802
 803                 osys->ch_display_size       = true;
 804                 osys->display_width         = display_width;
 805                 osys->display_height        = display_height;
 806                 osys->display_is_fullscreen = osys->cfg.is_fullscreen;
 807                 osys->display_is_forced     = true;
 808
 809                 vlc_mutex_unlock(&osys->lock);
 810             }
 811
 812             osys->cfg.zoom.num = osys->zoom.num;
 813             osys->cfg.zoom.den = osys->zoom.den;
 814             osys->ch_zoom = false;
 815
 816             vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
 817         }
 818         /* */
 819         if (ch_on_top) {
 820             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ON_TOP, is_on_top)) {
 821                 msg_Err(vd, "Failed to set on top");
 822                 is_on_top = osys->is_on_top_initial;
 823             }
 824             osys->is_on_top_initial = is_on_top;
 825
 826             /* */
 827             vout_SendEventOnTop(osys->vout, osys->is_on_top_initial);
 828         }
 829         /* */
 830         if (osys->ch_sar) {
 831             video_format_t source = vd->source;
 832
 833             if (osys->sar.num > 0 && osys->sar.den > 0) {
 834                 source.i_sar_num = osys->sar.num;
 835                 source.i_sar_den = osys->sar.den;
 836             } else {
 837                 source.i_sar_num = osys->source.i_sar_num;
 838                 source.i_sar_den = osys->source.i_sar_den;
 839             }
 840
 841             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
 842                 /* There nothing much we can do. The only reason a vout display
 843                  * does not support it is because it need the core to add black border
 844                  * to the video for it.
 845                  * TODO add black borders ?
 846                  */
 847                 msg_Err(vd, "Failed to change source AR");
 848                 source = vd->source;
 849             }
 850             vd->source = source;
 851             osys->sar.num = source.i_sar_num;
 852             osys->sar.den = source.i_sar_den;
 853             osys->ch_sar  = false;
 854
 855             /* */
 856             if (osys->sar.num == osys->source.i_sar_num &&
 857                 osys->sar.den == osys->source.i_sar_den)
 858             {
 859                 vout_SendEventSourceAspect(osys->vout, 0, 0);
 860             }
 861             else
 862             {
 863                 unsigned dar_num, dar_den;
 864                 vlc_ureduce( &dar_num, &dar_den,
 865                              osys->sar.num * vd->source.i_visible_width,
 866                              osys->sar.den * vd->source.i_visible_height,
 867                              65536);
 868                 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
 869             }
 870         }
 871         /* */
 872         if (osys->ch_crop) {
 873             video_format_t source = vd->source;
 874             unsigned crop_num = osys->crop.num;
 875             unsigned crop_den = osys->crop.den;
 876
 877             source.i_x_offset       = osys->crop.x;
 878             source.i_y_offset       = osys->crop.y;
 879             source.i_visible_width  = osys->crop.width;
 880             source.i_visible_height = osys->crop.height;
 881
 882             /* */
 883             const bool is_valid = source.i_x_offset < source.i_width &&
 884                                   source.i_y_offset < source.i_height &&
 885                                   source.i_x_offset + source.i_visible_width  <= source.i_width &&
 886                                   source.i_y_offset + source.i_visible_height <= source.i_height &&
 887                                   source.i_visible_width > 0 && source.i_visible_height > 0;
 888
 889             if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
 890                 if (is_valid)
 891                     msg_Err(vd, "Failed to change source crop TODO implement crop at core");
 892                 else
 893                     msg_Err(vd, "Invalid crop requested");
 894
 895                 source = vd->source;
 896                 crop_num = osys->crop_saved.num;
 897                 crop_den = osys->crop_saved.den;
 898                 /* FIXME implement cropping in the core if not supported by the
 899                  * vout module (easy)
 900                  */
 901             }
 902             vd->source = source;
 903             osys->crop.x      = source.i_x_offset;
 904             osys->crop.y      = source.i_y_offset;
 905             osys->crop.width  = source.i_visible_width;
 906             osys->crop.height = source.i_visible_height;
 907             osys->crop.num    = crop_num;
 908             osys->crop.den    = crop_den;
 909             osys->ch_crop = false;
 910
 911             /* TODO fix when a ratio is used (complicated). */
 912             const unsigned left   = osys->crop.x - osys->source.i_x_offset;
 913             const unsigned top    = osys->crop.y - osys->source.i_y_offset;
 914             const unsigned right  = osys->source.i_visible_width  - (osys->crop.width  + osys->crop.x);
 915             const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
 916             vout_SendEventSourceCrop(osys->vout,
 917                                      osys->crop.num, osys->crop.den,
 918                                      left, top, right, bottom);
 919         }
 920
 921         /* */
 922         if (reset_pictures) {
 923             if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
 924                 /* FIXME what to do here ? */
 925                 msg_Err(vd, "Failed to reset pictures (probably fatal)");
 926             }
 927             reset_render = true;
 928         }
 929     }
 930     if (reset_render)
 931         VoutDisplayResetRender(vd);
 932 }
 933
 934 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
 935 {
 936     vout_display_owner_sys_t *osys = vd->owner.sys;
 937
 938     vlc_mutex_lock(&osys->lock);
 939     const bool reset_pictures = osys->reset_pictures;
 940     vlc_mutex_unlock(&osys->lock);
 941
 942     return reset_pictures;
 943 }
 944
 945 bool vout_IsDisplayFiltered(vout_display_t *vd)
 946 {
 947     vout_display_owner_sys_t *osys = vd->owner.sys;
 948
 949     return osys->filters != NULL;
 950 }
 951
 952 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
 953 {
 954     vout_display_owner_sys_t *osys = vd->owner.sys;
 955
 956     assert(osys->filters);
 957     return filter_chain_VideoFilter(osys->filters, picture);
 958 }
 959
 960 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
 961 {
 962     vout_display_owner_sys_t *osys = vd->owner.sys;
 963
 964     vlc_mutex_lock(&osys->lock);
 965     if (!osys->is_fullscreen != !is_fullscreen) {
 966         osys->ch_fullscreen = true;
 967         osys->is_fullscreen = is_fullscreen;
 968     }
 969     vlc_mutex_unlock(&osys->lock);
 970 }
 971
 972 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
 973 {
 974     vout_display_owner_sys_t *osys = vd->owner.sys;
 975
 976     if (!osys->is_display_filled != !is_filled) {
 977         osys->ch_display_filled = true;
 978         osys->is_display_filled = is_filled;
 979     }
 980 }
 981
 982 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
 983 {
 984     vout_display_owner_sys_t *osys = vd->owner.sys;
 985
 986     if (osys->zoom.num != num || osys->zoom.den != den) {
 987         osys->ch_zoom = true;
 988         osys->zoom.num = num;
 989         osys->zoom.den = den;
 990     }
 991 }
 992 void vout_SetDisplayOnTop(vout_display_t *vd, bool is_on_top)
 993 {
 994     vout_display_owner_sys_t *osys = vd->owner.sys;
 995
 996     vlc_mutex_lock(&osys->lock);
 997     if (!osys->is_on_top != !is_on_top) {
 998         osys->ch_on_top = true;
 999         osys->is_on_top = is_on_top;
1000     }
1001     vlc_mutex_unlock(&osys->lock);
1002 }
1003 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
1004 {
1005     vout_display_owner_sys_t *osys = vd->owner.sys;
1006
1007     if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
1008         osys->ch_sar = true;
1009         osys->sar.num = sar_num;
1010         osys->sar.den = sar_den;
1011     }
1012 }
1013 void vout_SetDisplayCrop(vout_display_t *vd,
1014                          unsigned crop_num, unsigned crop_den,
1015                          unsigned x, unsigned y, unsigned width, unsigned height)
1016 {
1017     vout_display_owner_sys_t *osys = vd->owner.sys;
1018
1019     if (osys->crop.x != x || osys->crop.y != y ||
1020         osys->crop.width  != width || osys->crop.height != height) {
1021
1022         osys->crop.x      = x;
1023         osys->crop.y      = y;
1024         osys->crop.width  = width;
1025         osys->crop.height = height;
1026         osys->crop.num    = crop_num;
1027         osys->crop.den    = crop_den;
1028
1029         osys->ch_crop = true;
1030     }
1031 }
1032 vout_opengl_t *vout_GetDisplayOpengl(vout_display_t *vd)
1033 {
1034     vout_opengl_t *gl;
1035     if (vout_display_Control(vd, VOUT_DISPLAY_GET_OPENGL, &gl))
1036         return NULL;
1037     return gl;
1038 }
1039
1040 static vout_display_t *DisplayNew(vout_thread_t *vout,
1041                                   const video_format_t *source_org,
1042                                   const vout_display_state_t *state,
1043                                   const char *module,
1044                                   bool is_wrapper, vout_display_t *wrapper,
1045                                   mtime_t double_click_timeout,
1046                                   mtime_t hide_timeout,
1047                                   const vout_display_owner_t *owner_ptr)
1048 {
1049     /* */
1050     vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
1051     vout_display_cfg_t *cfg = &osys->cfg;
1052
1053     *cfg = state->cfg;
1054     osys->is_on_top_initial = state->is_on_top;;
1055     osys->sar_initial.num = state->sar.num;
1056     osys->sar_initial.den = state->sar.den;
1057     vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1058                                        source_org, cfg);
1059
1060     osys->vout = vout;
1061     osys->is_wrapper = is_wrapper;
1062     osys->wrapper = wrapper;
1063
1064     vlc_mutex_init(&osys->lock);
1065
1066     vlc_mouse_Init(&osys->mouse.state);
1067     osys->mouse.last_moved = mdate();
1068     osys->mouse.double_click_timeout = double_click_timeout;
1069     osys->mouse.hide_timeout = hide_timeout;
1070     osys->is_fullscreen  = cfg->is_fullscreen;
1071     osys->width_saved    =
1072     osys->display_width  = cfg->display.width;
1073     osys->height_saved   =
1074     osys->display_height = cfg->display.height;
1075     osys->is_display_filled = cfg->is_display_filled;
1076     osys->zoom.num = cfg->zoom.num;
1077     osys->zoom.den = cfg->zoom.den;
1078
1079     osys->source = *source_org;
1080
1081     video_format_t source = *source_org;
1082
1083     source.i_x_offset =
1084     osys->crop.x  = 0;
1085     source.i_y_offset =
1086     osys->crop.y  = 0;
1087     source.i_visible_width  =
1088     osys->crop.width    = source.i_width;
1089     source.i_visible_height =
1090     osys->crop.height   = source.i_height;
1091     osys->crop_saved.num = 0;
1092     osys->crop_saved.den = 0;
1093     osys->crop.num = 0;
1094     osys->crop.den = 0;
1095
1096     osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1097     osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1098 #ifdef ALLOW_DUMMY_VOUT
1099     vlc_mouse_Init(&osys->vout_mouse);
1100 #endif
1101
1102     vout_display_owner_t owner;
1103     if (owner_ptr) {
1104         owner = *owner_ptr;
1105     } else {
1106         owner.event      = VoutDisplayEvent;
1107         owner.window_new = VoutDisplayNewWindow;
1108         owner.window_del = VoutDisplayDelWindow;
1109     }
1110     owner.sys = osys;
1111
1112     /* */
1113     vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1114                                                  module, !is_wrapper,
1115                                                  &source, cfg, &owner);
1116     if (!p_display) {
1117         free(osys);
1118         return NULL;
1119     }
1120
1121     VoutDisplayCreateRender(p_display);
1122
1123     /* Setup delayed request */
1124     if (osys->sar.num != source_org->i_sar_num ||
1125         osys->sar.den != source_org->i_sar_den)
1126         osys->ch_sar = true;
1127     if (osys->is_on_top)
1128         osys->ch_on_top = true;
1129     if (osys->crop.x      != source_org->i_x_offset ||
1130         osys->crop.y      != source_org->i_y_offset ||
1131         osys->crop.width  != source_org->i_visible_width ||
1132         osys->crop.height != source_org->i_visible_height)
1133         osys->ch_crop = true;
1134
1135     return p_display;
1136 }
1137
1138 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1139 {
1140     vout_display_owner_sys_t *osys = vd->owner.sys;
1141
1142     if (state) {
1143         if (!osys->is_wrapper )
1144             state->cfg = osys->cfg;
1145         state->is_on_top = osys->is_on_top_initial;
1146         state->sar.num   = osys->sar_initial.num;
1147         state->sar.den   = osys->sar_initial.den;
1148     }
1149
1150     VoutDisplayDestroyRender(vd);
1151     if (osys->is_wrapper)
1152         SplitterClose(vd);
1153     vout_display_Delete(vd);
1154     vlc_mutex_destroy(&osys->lock);
1155     free(osys);
1156 }
1157
1158 /*****************************************************************************
1159  *
1160  *****************************************************************************/
1161 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1162                                 const video_format_t *source,
1163                                 const vout_display_state_t *state,
1164                                 const char *module,
1165                                 mtime_t double_click_timeout,
1166                                 mtime_t hide_timeout)
1167 {
1168     return DisplayNew(vout, source, state, module, false, NULL,
1169                       double_click_timeout, hide_timeout, NULL);
1170 }
1171
1172 static void SplitterClose(vout_display_t *vd)
1173 {
1174     VLC_UNUSED(vd);
1175     assert(0);
1176 }
1177
1178 #if 0
1179 /*****************************************************************************
1180  *
1181  *****************************************************************************/
1182 struct vout_display_sys_t {
1183     video_splitter_t *splitter;
1184
1185     /* */
1186     int            count;
1187     picture_t      **picture;
1188     vout_display_t **display;
1189 };
1190 struct video_splitter_owner_t {
1191     vout_display_t *wrapper;
1192 };
1193
1194 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1195 {
1196     vout_display_owner_sys_t *osys = vd->owner.sys;
1197
1198     vout_window_cfg_t cfg = *cfg_ptr;
1199     cfg.is_standalone = true;
1200     cfg.x += 0;//output->window.i_x; FIXME
1201     cfg.y += 0;//output->window.i_y;
1202
1203     return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1204 }
1205 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1206 {
1207     vout_display_owner_sys_t *osys = vd->owner.sys;
1208
1209     vout_DeleteDisplayWindow(osys->vout, vd, window);
1210 }
1211 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1212 {
1213     vout_display_owner_sys_t *osys = vd->owner.sys;
1214
1215     switch (event) {
1216 #if 0
1217     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1218     case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1219     case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1220     case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1221         /* TODO */
1222         break;
1223 #endif
1224     case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1225     case VOUT_DISPLAY_EVENT_KEY:
1226     case VOUT_DISPLAY_EVENT_CLOSE:
1227     case VOUT_DISPLAY_EVENT_FULLSCREEN:
1228     case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1229     case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1230         VoutDisplayEvent(vd, event, args);
1231         break;
1232
1233     default:
1234         msg_Err(vd, "SplitterEvent TODO");
1235         break;
1236     }
1237 }
1238
1239 static picture_t *SplitterGet(vout_display_t *vd)
1240 {
1241     /* TODO pool ? */
1242     return picture_NewFromFormat(&vd->fmt);
1243 }
1244 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1245 {
1246     vout_display_sys_t *sys = vd->sys;
1247
1248     picture_Hold(picture);
1249
1250     if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1251         for (int i = 0; i < sys->count; i++)
1252             sys->picture[i] = NULL;
1253         picture_Release(picture);
1254         return;
1255     }
1256
1257     for (int i = 0; i < sys->count; i++) {
1258         /* */
1259         /* FIXME now vout_FilterDisplay already return a direct buffer FIXME */
1260         sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1261         if (!sys->picture[i])
1262             continue;
1263
1264         /* */
1265         picture_t *direct = vout_display_Get(sys->display[i]);
1266         if (!direct) {
1267             msg_Err(vd, "Failed to get a direct buffer");
1268             picture_Release(sys->picture[i]);
1269             sys->picture[i] = NULL;
1270             continue;
1271         }
1272
1273         /* FIXME not always needed (easy when there is a osys->filters) */
1274         picture_Copy(direct, sys->picture[i]);
1275         picture_Release(sys->picture[i]);
1276         sys->picture[i] = direct;
1277
1278         vout_display_Prepare(sys->display[i], sys->picture[i]);
1279     }
1280 }
1281 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1282 {
1283     vout_display_sys_t *sys = vd->sys;
1284
1285     for (int i = 0; i < sys->count; i++) {
1286         if (sys->picture[i])
1287             vout_display_Display(sys->display[i], sys->picture[i]);
1288     }
1289     picture_Release(picture);
1290 }
1291 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1292 {
1293     return VLC_EGENERIC;
1294 }
1295 static void SplitterManage(vout_display_t *vd)
1296 {
1297     vout_display_sys_t *sys = vd->sys;
1298
1299     for (int i = 0; i < sys->count; i++)
1300         vout_ManageDisplay(sys->display[i]);
1301 }
1302
1303 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1304 {
1305     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1306
1307     for (int i = 0; i < wsys->count; i++) {
1308         /* TODO pool ? */
1309         picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1310         if (!picture[i]) {
1311             for (int j = 0; j < i; j++)
1312                 picture_Release(picture[j]);
1313             return VLC_EGENERIC;
1314         }
1315     }
1316     return VLC_SUCCESS;
1317 }
1318 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1319 {
1320     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1321
1322     for (int i = 0; i < wsys->count; i++)
1323         picture_Release(picture[i]);
1324 }
1325 static void SplitterClose(vout_display_t *vd)
1326 {
1327     vout_display_sys_t *sys = vd->sys;
1328
1329     /* */
1330     video_splitter_t *splitter = sys->splitter;
1331     free(splitter->p_owner);
1332     video_splitter_Delete(splitter);
1333
1334     /* */
1335     for (int i = 0; i < sys->count; i++)
1336         vout_DeleteDisplay(sys->display[i], NULL);
1337     TAB_CLEAN(sys->count, sys->display);
1338     free(sys->picture);
1339
1340     free(sys);
1341 }
1342
1343 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1344                                  const video_format_t *source,
1345                                  const vout_display_state_t *state,
1346                                  const char *module,
1347                                  const char *splitter_module,
1348                                  mtime_t double_click_timeout,
1349                                  mtime_t hide_timeout)
1350 {
1351     video_splitter_t *splitter =
1352         video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1353     if (!splitter)
1354         return NULL;
1355
1356     /* */
1357     vout_display_t *wrapper =
1358         DisplayNew(vout, source, state, module, true, NULL,
1359                     double_click_timeout, hide_timeout, NULL);
1360     if (!wrapper) {
1361         video_splitter_Delete(splitter);
1362         return NULL;
1363     }
1364     vout_display_sys_t *sys = malloc(sizeof(*sys));
1365     if (!sys)
1366         abort();
1367     sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1368     if (!sys->picture )
1369         abort();
1370     sys->splitter = splitter;
1371
1372     wrapper->get     = SplitterGet;
1373     wrapper->prepare = SplitterPrepare;
1374     wrapper->display = SplitterDisplay;
1375     wrapper->control = SplitterControl;
1376     wrapper->manage  = SplitterManage;
1377     wrapper->sys     = sys;
1378
1379     /* */
1380     video_splitter_owner_t *owner = malloc(sizeof(*owner));
1381     if (!owner)
1382         abort();
1383     owner->wrapper = wrapper;
1384     splitter->p_owner = owner;
1385     splitter->pf_picture_new = SplitterPictureNew;
1386     splitter->pf_picture_del = SplitterPictureDel;
1387
1388     /* */
1389     TAB_INIT(sys->count, sys->display);
1390     for (int i = 0; i < splitter->i_output; i++) {
1391         vout_display_owner_t owner;
1392
1393         owner.event      = SplitterEvent;
1394         owner.window_new = SplitterNewWindow;
1395         owner.window_del = SplitterDelWindow;
1396
1397         const video_splitter_output_t *output = &splitter->p_output[i];
1398         vout_display_state_t ostate;
1399
1400         memset(&ostate, 0, sizeof(ostate));
1401         ostate.cfg.is_fullscreen = false;
1402         ostate.cfg.display = state->cfg.display;
1403         ostate.cfg.align.horizontal = 0; /* TODO */
1404         ostate.cfg.align.vertical = 0; /* TODO */
1405         ostate.cfg.is_display_filled = true;
1406         ostate.cfg.zoom.num = 1;
1407         ostate.cfg.zoom.den = 1;
1408
1409         vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1410                                            output->psz_module ? output->psz_module : module,
1411                                            false, wrapper,
1412                                            double_click_timeout, hide_timeout, &owner);
1413         if (!vd) {
1414             vout_DeleteDisplay(wrapper, NULL);
1415             return NULL;
1416         }
1417         TAB_APPEND(sys->count, sys->display, vd);
1418     }
1419
1420     return wrapper;
1421 }
1422 #endif
1423
1424 /*****************************************************************************
1425  * TODO move out
1426  *****************************************************************************/
1427 #include "vout_internal.h"
1428 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1429 {
1430     if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
1431         vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
1432     }
1433     if (vlc_mouse_HasButton(&vout->p->mouse, m)) {
1434         static const int buttons[] = {
1435             MOUSE_BUTTON_LEFT,
1436             MOUSE_BUTTON_CENTER,
1437             MOUSE_BUTTON_RIGHT,
1438             MOUSE_BUTTON_WHEEL_UP,
1439             MOUSE_BUTTON_WHEEL_DOWN,
1440             -1
1441         };
1442         for (int i = 0; buttons[i] >= 0; i++) {
1443             const int button = buttons[i];
1444             if (vlc_mouse_HasPressed(&vout->p->mouse, m, button))
1445                 vout_SendEventMousePressed(vout, button);
1446             else if (vlc_mouse_HasReleased(&vout->p->mouse, m, button))
1447                 vout_SendEventMouseReleased(vout, button);
1448         }
1449     }
1450     if (m->b_double_click)
1451         vout_SendEventMouseDoubleClick(vout);
1452     vout->p->mouse = *m;
1453 }
1454 #ifdef ALLOW_DUMMY_VOUT
1455 static void DummyVoutSendDisplayEventMouse(vout_thread_t *vout, vlc_mouse_t *fallback, const vlc_mouse_t *m)
1456 {
1457     vout_thread_sys_t p;
1458
1459     if (!vout->p) {
1460         p.mouse = *fallback;
1461         vout->p = &p;
1462     }
1463     vout_SendDisplayEventMouse(vout, m);
1464     if (vout->p == &p) {
1465         *fallback = p.mouse;
1466         vout->p = NULL;
1467     }
1468 }
1469 #endif
1470 vout_window_t * vout_NewDisplayWindow(vout_thread_t *vout, vout_display_t *vd, const vout_window_cfg_t *cfg)
1471 {
1472     VLC_UNUSED(vd);
1473     vout_window_cfg_t cfg_override = *cfg;
1474
1475     if( !config_GetInt( vout, "embedded-video" ) )
1476         cfg_override.is_standalone = true;
1477
1478     return vout_window_New(VLC_OBJECT(vout), NULL, &cfg_override);
1479 }
1480 void vout_DeleteDisplayWindow(vout_thread_t *vout, vout_display_t *vd, vout_window_t *window)
1481 {
1482     VLC_UNUSED(vout);
1483     VLC_UNUSED(vd);
1484     vout_window_Delete(window);
1485 }
1486