1 /*****************************************************************************
2 * display.c: "vout display" managment
3 *****************************************************************************
4 * Copyright (C) 2009 Laurent Aimar
7 * Authors: Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
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.
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.
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 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
32 #include <vlc_common.h>
33 #include <vlc_video_splitter.h>
34 #include <vlc_vout_display.h>
36 #include <vlc_block.h>
44 /* It must be present as long as a vout_display_t must be created using a dummy
45 * vout (as an opengl provider) */
46 #define ALLOW_DUMMY_VOUT
48 static void SplitterClose(vout_display_t *vd);
50 /*****************************************************************************
51 * FIXME/TODO see how to have direct rendering here (interact with vout.c)
52 *****************************************************************************/
53 static picture_t *VideoBufferNew(filter_t *filter)
55 vout_display_t *vd = (vout_display_t*)filter->p_owner;
56 const video_format_t *fmt = &filter->fmt_out.video;
58 assert(vd->fmt.i_chroma == fmt->i_chroma &&
59 vd->fmt.i_width == fmt->i_width &&
60 vd->fmt.i_height == fmt->i_height);
62 picture_pool_t *pool = vout_display_Pool(vd, 3);
65 return picture_pool_Get(pool);
67 static void VideoBufferDelete(filter_t *filter, picture_t *picture)
70 picture_Release(picture);
73 static int FilterAllocationInit(filter_t *filter, void *vd)
75 filter->pf_video_buffer_new = VideoBufferNew;
76 filter->pf_video_buffer_del = VideoBufferDelete;
81 static void FilterAllocationClean(filter_t *filter)
83 filter->pf_video_buffer_new = NULL;
84 filter->pf_video_buffer_del = NULL;
85 filter->p_owner = NULL;
88 /*****************************************************************************
90 *****************************************************************************/
93 * It creates a new vout_display_t using the given configuration.
95 static vout_display_t *vout_display_New(vlc_object_t *obj,
96 const char *module, bool load_module,
97 const video_format_t *fmt,
98 const vout_display_cfg_t *cfg,
99 vout_display_owner_t *owner)
102 vout_display_t *vd = vlc_object_create(obj, sizeof(*vd));
105 video_format_Copy(&vd->source, fmt);
107 /* Picture buffer does not have the concept of aspect ratio */
108 video_format_Copy(&vd->fmt, fmt);
109 vd->fmt.i_sar_num = 0;
110 vd->fmt.i_sar_den = 0;
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 vd->info.has_event_thread = false;
128 vlc_object_attach(vd, obj);
131 vd->module = module_need(vd, "vout display", module, module && *module != '\0');
133 vlc_object_release(vd);
143 * It deletes a vout_display_t
145 static void vout_display_Delete(vout_display_t *vd)
148 module_unneed(vd, vd->module);
150 vlc_object_release(vd);
154 * It controls a vout_display_t
156 static int vout_display_Control(vout_display_t *vd, int query, ...)
161 va_start(args, query);
162 result = vd->control(vd, query, args);
167 static void vout_display_Manage(vout_display_t *vd)
174 void vout_display_GetDefaultDisplaySize(unsigned *width, unsigned *height,
175 const video_format_t *source,
176 const vout_display_cfg_t *cfg)
178 if (cfg->display.width > 0 && cfg->display.height > 0) {
179 *width = cfg->display.width;
180 *height = cfg->display.height;
181 } else if (cfg->display.width > 0) {
182 *width = cfg->display.width;
183 *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.width * cfg->display.sar.num /
184 source->i_visible_width / source->i_sar_num / cfg->display.sar.den;
185 } else if (cfg->display.height > 0) {
186 *width = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.height * cfg->display.sar.den /
187 source->i_visible_height / source->i_sar_den / cfg->display.sar.num;
188 *height = cfg->display.height;
189 } else if (source->i_sar_num >= source->i_sar_den) {
190 *width = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.sar.den / source->i_sar_den / cfg->display.sar.num;
191 *height = source->i_visible_height;
193 *width = source->i_visible_width;
194 *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.sar.num / source->i_sar_num / cfg->display.sar.den;
197 *width = *width * cfg->zoom.num / cfg->zoom.den;
198 *height = *height * cfg->zoom.num / cfg->zoom.den;
202 void vout_display_PlacePicture(vout_display_place_t *place,
203 const video_format_t *source,
204 const vout_display_cfg_t *cfg,
208 memset(place, 0, sizeof(*place));
209 if (cfg->display.width <= 0 || cfg->display.height <= 0)
213 unsigned display_width;
214 unsigned display_height;
216 if (cfg->is_display_filled) {
217 display_width = cfg->display.width;
218 display_height = cfg->display.height;
220 vout_display_cfg_t cfg_tmp = *cfg;
222 cfg_tmp.display.width = 0;
223 cfg_tmp.display.height = 0;
224 vout_display_GetDefaultDisplaySize(&display_width, &display_height,
228 display_width = __MIN(display_width, cfg->display.width);
229 display_height = __MIN(display_height, cfg->display.height);
233 const unsigned width = source->i_visible_width;
234 const unsigned height = source->i_visible_height;
235 /* Compute the height if we use the width to fill up display_width */
236 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;
237 /* And the same but switching width/height */
238 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;
240 /* We keep the solution that avoid filling outside the display */
241 if (scaled_width <= cfg->display.width) {
242 place->width = scaled_width;
243 place->height = display_height;
245 place->width = display_width;
246 place->height = scaled_height;
249 /* Compute position */
250 switch (cfg->align.horizontal) {
251 case VOUT_DISPLAY_ALIGN_LEFT:
254 case VOUT_DISPLAY_ALIGN_RIGHT:
255 place->x = cfg->display.width - place->width;
258 place->x = ((int)cfg->display.width - (int)place->width) / 2;
262 switch (cfg->align.vertical) {
263 case VOUT_DISPLAY_ALIGN_TOP:
266 case VOUT_DISPLAY_ALIGN_BOTTOM:
267 place->y = cfg->display.height - place->height;
270 place->y = ((int)cfg->display.height - (int)place->height) / 2;
275 struct vout_display_owner_sys_t {
277 bool is_wrapper; /* Is the current display a wrapper */
278 vout_display_t *wrapper; /* Vout display wrapper */
281 vout_display_cfg_t cfg;
282 unsigned wm_state_initial;
298 bool ch_display_filled;
299 bool is_display_filled;
327 video_format_t source;
328 filter_chain_t *filters;
330 /* Lock protecting the variables used by
331 * VoutDisplayEvent(ie vout_display_SendEvent) */
338 mtime_t last_pressed;
344 mtime_t double_click_timeout;
345 mtime_t hide_timeout;
353 bool ch_display_size;
356 bool display_is_fullscreen;
357 bool display_is_forced;
366 #ifdef ALLOW_DUMMY_VOUT
367 vlc_mouse_t vout_mouse;
371 static void DummyVoutSendDisplayEventMouse(vout_thread_t *, vlc_mouse_t *fallback, const vlc_mouse_t *m);
373 static void VoutDisplayCreateRender(vout_display_t *vd)
375 vout_display_owner_sys_t *osys = vd->owner.sys;
377 osys->filters = NULL;
379 video_format_t v_src = vd->source;
383 video_format_t v_dst = vd->fmt;
387 video_format_t v_dst_cmp = v_dst;
388 if ((v_src.i_chroma == VLC_CODEC_J420 && v_dst.i_chroma == VLC_CODEC_I420) ||
389 (v_src.i_chroma == VLC_CODEC_J422 && v_dst.i_chroma == VLC_CODEC_I422) ||
390 (v_src.i_chroma == VLC_CODEC_J440 && v_dst.i_chroma == VLC_CODEC_I440) ||
391 (v_src.i_chroma == VLC_CODEC_J444 && v_dst.i_chroma == VLC_CODEC_I444))
392 v_dst_cmp.i_chroma = v_src.i_chroma;
394 const bool convert = memcmp(&v_src, &v_dst_cmp, sizeof(v_src)) != 0;
398 msg_Dbg(vd, "A filter to adapt decoder to display is needed");
400 osys->filters = filter_chain_New(vd, "video filter2", false,
401 FilterAllocationInit,
402 FilterAllocationClean, vd);
403 assert(osys->filters); /* TODO critical */
407 es_format_InitFromVideo(&src, &v_src);
413 for (int i = 0; i < 1 + (v_dst_cmp.i_chroma != v_dst.i_chroma); i++) {
415 es_format_InitFromVideo(&dst, i == 0 ? &v_dst : &v_dst_cmp);
417 filter_chain_Reset(osys->filters, &src, &dst);
418 filter = filter_chain_AppendFilter(osys->filters,
419 NULL, NULL, &src, &dst);
425 msg_Err(vd, "VoutDisplayCreateRender FAILED");
431 static void VoutDisplayDestroyRender(vout_display_t *vd)
433 vout_display_owner_sys_t *osys = vd->owner.sys;
436 filter_chain_Delete(osys->filters);
439 static void VoutDisplayResetRender(vout_display_t *vd)
441 VoutDisplayDestroyRender(vd);
442 VoutDisplayCreateRender(vd);
444 static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
446 vout_display_owner_sys_t *osys = vd->owner.sys;
448 vlc_mutex_lock(&osys->lock);
451 vlc_mouse_t m = osys->mouse.state;
452 bool is_ignored = false;
455 case VOUT_DISPLAY_EVENT_MOUSE_STATE: {
456 const int x = (int)va_arg(args, int);
457 const int y = (int)va_arg(args, int);
458 const int button_mask = (int)va_arg(args, int);
463 m.i_pressed = button_mask;
466 case VOUT_DISPLAY_EVENT_MOUSE_MOVED: {
467 const int x = (int)va_arg(args, int);
468 const int y = (int)va_arg(args, int);
469 if (x != osys->mouse.state.i_x || y != osys->mouse.state.i_y) {
470 //msg_Dbg(vd, "VoutDisplayEvent 'mouse' @%d,%d", x, y);
474 m.b_double_click = false;
480 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
481 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED: {
482 const int button = (int)va_arg(args, int);
483 const int button_mask = 1 << button;
485 /* Ignore inconsistent event */
486 if ((event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED && (osys->mouse.state.i_pressed & button_mask)) ||
487 (event == VOUT_DISPLAY_EVENT_MOUSE_RELEASED && !(osys->mouse.state.i_pressed & button_mask))) {
493 msg_Dbg(vd, "VoutDisplayEvent 'mouse button' %d t=%d", button, event);
495 m.b_double_click = false;
496 if (event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED)
497 m.i_pressed |= button_mask;
499 m.i_pressed &= ~button_mask;
502 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
503 msg_Dbg(vd, "VoutDisplayEvent 'double click'");
505 m.b_double_click = true;
512 vlc_mutex_unlock(&osys->lock);
516 /* Emulate double-click if needed */
517 if (!vd->info.has_double_click &&
518 vlc_mouse_HasPressed(&osys->mouse.state, &m, MOUSE_BUTTON_LEFT)) {
519 const mtime_t i_date = mdate();
521 if (i_date - osys->mouse.last_pressed < osys->mouse.double_click_timeout ) {
522 m.b_double_click = true;
523 osys->mouse.last_pressed = 0;
525 osys->mouse.last_pressed = mdate();
530 osys->mouse.state = m;
533 osys->mouse.ch_activity = true;
534 if (!vd->info.has_hide_mouse)
535 osys->mouse.last_moved = mdate();
538 vout_SendEventMouseVisible(osys->vout);
539 #ifdef ALLOW_DUMMY_VOUT
540 DummyVoutSendDisplayEventMouse(osys->vout, &osys->vout_mouse, &m);
542 vout_SendDisplayEventMouse(osys->vout, &m);
544 vlc_mutex_unlock(&osys->lock);
547 static void *VoutDisplayEventKeyDispatch(void *data)
549 vout_display_owner_sys_t *osys = data;
552 block_t *event = block_FifoGet(osys->event.fifo);
554 int cancel = vlc_savecancel();
557 memcpy(&key, event->p_buffer, sizeof(key));
558 vout_SendEventKey(osys->vout, key);
559 block_Release(event);
561 vlc_restorecancel(cancel);
565 static void VoutDisplayEventKey(vout_display_t *vd, int key)
567 vout_display_owner_sys_t *osys = vd->owner.sys;
569 if (!osys->event.fifo) {
570 osys->event.fifo = block_FifoNew();
571 if (!osys->event.fifo)
573 if (vlc_clone(&osys->event.thread, VoutDisplayEventKeyDispatch,
574 osys, VLC_THREAD_PRIORITY_LOW)) {
575 block_FifoRelease(osys->event.fifo);
576 osys->event.fifo = NULL;
580 block_t *event = block_Alloc(sizeof(key));
582 memcpy(event->p_buffer, &key, sizeof(key));
583 block_FifoPut(osys->event.fifo, event);
587 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
589 vout_display_owner_sys_t *osys = vd->owner.sys;
592 case VOUT_DISPLAY_EVENT_CLOSE: {
593 msg_Dbg(vd, "VoutDisplayEvent 'close'");
594 vout_SendEventClose(osys->vout);
597 case VOUT_DISPLAY_EVENT_KEY: {
598 const int key = (int)va_arg(args, int);
599 msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
600 if (vd->info.has_event_thread)
601 vout_SendEventKey(osys->vout, key);
603 VoutDisplayEventKey(vd, key);
606 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
607 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
608 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
609 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
610 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
611 VoutDisplayEventMouse(vd, event, args);
614 case VOUT_DISPLAY_EVENT_FULLSCREEN: {
615 const int is_fullscreen = (int)va_arg(args, int);
617 msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
619 vlc_mutex_lock(&osys->lock);
620 if (!is_fullscreen != !osys->is_fullscreen) {
621 osys->ch_fullscreen = true;
622 osys->is_fullscreen = is_fullscreen;
624 vlc_mutex_unlock(&osys->lock);
628 case VOUT_DISPLAY_EVENT_WINDOW_STATE: {
629 const unsigned state = va_arg(args, unsigned);
631 msg_Dbg(vd, "VoutDisplayEvent 'window state' %u", state);
633 vlc_mutex_lock(&osys->lock);
634 if (state != osys->wm_state) {
635 osys->ch_wm_state = true;
636 osys->wm_state = state;
638 vlc_mutex_unlock(&osys->lock);
642 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
643 const int width = (int)va_arg(args, int);
644 const int height = (int)va_arg(args, int);
645 const bool is_fullscreen = (bool)va_arg(args, int);
646 msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
647 width, height, is_fullscreen ? "fullscreen" : "window");
650 vlc_mutex_lock(&osys->lock);
652 osys->ch_display_size = true;
653 osys->display_width = width;
654 osys->display_height = height;
655 osys->display_is_fullscreen = is_fullscreen;
656 osys->display_is_forced = false;
658 vlc_mutex_unlock(&osys->lock);
662 case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
663 msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
666 assert(vd->info.has_pictures_invalid);
668 vlc_mutex_lock(&osys->lock);
669 osys->reset_pictures = true;
670 vlc_mutex_unlock(&osys->lock);
674 msg_Err(vd, "VoutDisplayEvent received event %d", event);
675 /* TODO add an assert when all event are handled */
680 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
682 vout_display_owner_sys_t *osys = vd->owner.sys;
684 #ifdef ALLOW_DUMMY_VOUT
685 if (!osys->vout->p) {
686 vout_window_cfg_t cfg_override = *cfg;
688 if (!var_InheritBool(osys->vout, "embedded-video"))
689 cfg_override.is_standalone = true;
691 return vout_window_New(VLC_OBJECT(osys->vout), NULL, &cfg_override);
694 return vout_NewDisplayWindow(osys->vout, vd, cfg);
696 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
698 vout_display_owner_sys_t *osys = vd->owner.sys;
700 #ifdef ALLOW_DUMMY_VOUT
701 if (!osys->vout->p) {
703 vout_window_Delete(window);
707 vout_DeleteDisplayWindow(osys->vout, vd, window);
710 static void VoutDisplayFitWindow(vout_display_t *vd, bool default_size)
712 vout_display_owner_sys_t *osys = vd->owner.sys;
713 vout_display_cfg_t cfg = osys->cfg;
715 if (!cfg.is_display_filled)
718 cfg.display.width = 0;
720 cfg.display.height = 0;
722 cfg.display.height = osys->height_saved;
727 unsigned display_width;
728 unsigned display_height;
729 vout_display_GetDefaultDisplaySize(&display_width, &display_height,
732 vlc_mutex_lock(&osys->lock);
734 osys->ch_display_size = true;
735 osys->display_width = display_width;
736 osys->display_height = display_height;
737 osys->display_is_fullscreen = osys->cfg.is_fullscreen;
738 osys->display_is_forced = true;
740 vlc_mutex_unlock(&osys->lock);
743 static void VoutDisplayCropRatio(unsigned *x, unsigned *y,
744 unsigned *width, unsigned *height,
745 const video_format_t *source,
746 unsigned num, unsigned den)
748 unsigned scaled_width = (uint64_t)source->i_visible_height * num * source->i_sar_den / den / source->i_sar_num;
749 unsigned scaled_height = (uint64_t)source->i_visible_width * den * source->i_sar_num / num / source->i_sar_den;
751 if (scaled_width < source->i_visible_width) {
752 *x = (source->i_visible_width - scaled_width) / 2;
754 *width = scaled_width;
755 *height = source->i_visible_height;
758 *y = (source->i_visible_height - scaled_height) / 2;
759 *width = source->i_visible_width;
760 *height = scaled_height;
762 *x += source->i_x_offset;
763 *y += source->i_y_offset;
766 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
768 vout_display_owner_sys_t *osys = vd->owner.sys;
770 vout_display_Manage(vd);
772 /* Handle mouse timeout */
773 const mtime_t date = mdate();
774 bool hide_mouse = false;
776 vlc_mutex_lock(&osys->lock);
778 if (!osys->mouse.is_hidden &&
779 osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
780 osys->mouse.is_hidden = hide_mouse = true;
781 } else if (osys->mouse.ch_activity) {
782 osys->mouse.is_hidden = false;
784 osys->mouse.ch_activity = false;
785 vlc_mutex_unlock(&osys->lock);
788 if (!vd->info.has_hide_mouse) {
789 msg_Dbg(vd, "auto hidding mouse");
790 vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
792 vout_SendEventMouseHidden(osys->vout);
795 bool reset_render = false;
798 vlc_mutex_lock(&osys->lock);
800 bool ch_fullscreen = osys->ch_fullscreen;
801 bool is_fullscreen = osys->is_fullscreen;
802 osys->ch_fullscreen = false;
804 bool ch_wm_state = osys->ch_wm_state;
805 unsigned wm_state = osys->wm_state;
806 osys->ch_wm_state = false;
808 bool ch_display_size = osys->ch_display_size;
809 int display_width = osys->display_width;
810 int display_height = osys->display_height;
811 bool display_is_fullscreen = osys->display_is_fullscreen;
812 bool display_is_forced = osys->display_is_forced;
813 osys->ch_display_size = false;
816 if (allow_reset_pictures) {
817 reset_pictures = osys->reset_pictures;
818 osys->reset_pictures = false;
820 reset_pictures = false;
823 vlc_mutex_unlock(&osys->lock);
825 if (!ch_fullscreen &&
828 !osys->ch_display_filled &&
834 if (!osys->cfg.is_fullscreen && osys->fit_window != 0) {
835 VoutDisplayFitWindow(vd, osys->fit_window == -1);
836 osys->fit_window = 0;
844 vout_display_cfg_t cfg = osys->cfg;
846 cfg.is_fullscreen = is_fullscreen;
847 cfg.display.width = cfg.is_fullscreen ? 0 : osys->width_saved;
848 cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
850 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
851 msg_Err(vd, "Failed to set fullscreen");
852 is_fullscreen = osys->cfg.is_fullscreen;
853 } else if (!is_fullscreen) {
854 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, true);
856 osys->cfg.is_fullscreen = is_fullscreen;
859 vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
863 if (ch_display_size) {
864 vout_display_cfg_t cfg = osys->cfg;
865 cfg.display.width = display_width;
866 cfg.display.height = display_height;
868 if (!cfg.is_fullscreen != !display_is_fullscreen ||
869 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, display_is_forced)) {
870 if (!cfg.is_fullscreen == !display_is_fullscreen)
871 msg_Err(vd, "Failed to resize display");
873 /* We ignore the resized */
874 display_width = osys->cfg.display.width;
875 display_height = osys->cfg.display.height;
877 osys->cfg.display.width = display_width;
878 osys->cfg.display.height = display_height;
880 if (!display_is_fullscreen) {
881 osys->width_saved = display_width;
882 osys->height_saved = display_height;
886 if (osys->ch_display_filled) {
887 vout_display_cfg_t cfg = osys->cfg;
889 cfg.is_display_filled = osys->is_display_filled;
891 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
892 msg_Err(vd, "Failed to change display filled state");
893 osys->is_display_filled = osys->cfg.is_display_filled;
895 osys->cfg.is_display_filled = osys->is_display_filled;
896 osys->ch_display_filled = false;
898 vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
902 vout_display_cfg_t cfg = osys->cfg;
904 cfg.zoom.num = osys->zoom.num;
905 cfg.zoom.den = osys->zoom.den;
907 if (10 * cfg.zoom.num <= cfg.zoom.den) {
910 } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
915 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
916 msg_Err(vd, "Failed to change zoom");
917 osys->zoom.num = osys->cfg.zoom.num;
918 osys->zoom.den = osys->cfg.zoom.den;
920 osys->fit_window = -1;
923 osys->cfg.zoom.num = osys->zoom.num;
924 osys->cfg.zoom.den = osys->zoom.den;
925 osys->ch_zoom = false;
927 vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
931 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_WINDOW_STATE, wm_state)) {
932 msg_Err(vd, "Failed to set on top");
933 wm_state = osys->wm_state;
935 osys->wm_state_initial = wm_state;
938 vout_SendEventOnTop(osys->vout, osys->wm_state_initial);
942 video_format_t source = vd->source;
944 if (osys->sar.num > 0 && osys->sar.den > 0) {
945 source.i_sar_num = osys->sar.num;
946 source.i_sar_den = osys->sar.den;
948 source.i_sar_num = osys->source.i_sar_num;
949 source.i_sar_den = osys->source.i_sar_den;
952 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
953 /* There nothing much we can do. The only reason a vout display
954 * does not support it is because it need the core to add black border
955 * to the video for it.
956 * TODO add black borders ?
958 msg_Err(vd, "Failed to change source AR");
960 } else if (!osys->fit_window) {
961 osys->fit_window = 1;
964 osys->sar.num = source.i_sar_num;
965 osys->sar.den = source.i_sar_den;
966 osys->ch_sar = false;
969 if (osys->sar.num == osys->source.i_sar_num &&
970 osys->sar.den == osys->source.i_sar_den)
972 vout_SendEventSourceAspect(osys->vout, 0, 0);
976 unsigned dar_num, dar_den;
977 vlc_ureduce( &dar_num, &dar_den,
978 osys->sar.num * vd->source.i_visible_width,
979 osys->sar.den * vd->source.i_visible_height,
981 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
983 /* If a crop ratio is requested, recompute the parameters */
984 if (osys->crop.num > 0 && osys->crop.den > 0)
985 osys->ch_crop = true;
989 video_format_t source = vd->source;
991 unsigned crop_num = osys->crop.num;
992 unsigned crop_den = osys->crop.den;
993 if (crop_num > 0 && crop_den > 0) {
994 video_format_t fmt = osys->source;
995 fmt.i_sar_num = source.i_sar_num;
996 fmt.i_sar_den = source.i_sar_den;
997 VoutDisplayCropRatio(&osys->crop.x, &osys->crop.y,
998 &osys->crop.width, &osys->crop.height,
999 &fmt, crop_num, crop_den);
1002 source.i_x_offset = osys->crop.x;
1003 source.i_y_offset = osys->crop.y;
1004 source.i_visible_width = osys->crop.width;
1005 source.i_visible_height = osys->crop.height;
1008 const bool is_valid = source.i_x_offset < source.i_width &&
1009 source.i_y_offset < source.i_height &&
1010 source.i_x_offset + source.i_visible_width <= source.i_width &&
1011 source.i_y_offset + source.i_visible_height <= source.i_height &&
1012 source.i_visible_width > 0 && source.i_visible_height > 0;
1014 if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
1016 msg_Err(vd, "Failed to change source crop TODO implement crop at core");
1018 msg_Err(vd, "Invalid crop requested");
1020 source = vd->source;
1021 crop_num = osys->crop_saved.num;
1022 crop_den = osys->crop_saved.den;
1023 /* FIXME implement cropping in the core if not supported by the
1024 * vout module (easy)
1026 } else if (!osys->fit_window) {
1027 osys->fit_window = 1;
1029 vd->source = source;
1030 osys->crop.x = source.i_x_offset;
1031 osys->crop.y = source.i_y_offset;
1032 osys->crop.width = source.i_visible_width;
1033 osys->crop.height = source.i_visible_height;
1034 osys->crop.num = crop_num;
1035 osys->crop.den = crop_den;
1036 osys->ch_crop = false;
1038 /* TODO fix when a ratio is used (complicated). */
1039 const unsigned left = osys->crop.x - osys->source.i_x_offset;
1040 const unsigned top = osys->crop.y - osys->source.i_y_offset;
1041 const unsigned right = osys->source.i_visible_width - (osys->crop.width + osys->crop.x);
1042 const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
1043 vout_SendEventSourceCrop(osys->vout,
1044 osys->crop.num, osys->crop.den,
1045 left, top, right, bottom);
1049 if (reset_pictures) {
1050 if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
1051 /* FIXME what to do here ? */
1052 msg_Err(vd, "Failed to reset pictures (probably fatal)");
1054 reset_render = true;
1058 VoutDisplayResetRender(vd);
1061 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
1063 vout_display_owner_sys_t *osys = vd->owner.sys;
1065 vlc_mutex_lock(&osys->lock);
1066 const bool reset_pictures = osys->reset_pictures;
1067 vlc_mutex_unlock(&osys->lock);
1069 return reset_pictures;
1072 bool vout_IsDisplayFiltered(vout_display_t *vd)
1074 vout_display_owner_sys_t *osys = vd->owner.sys;
1076 return osys->filters != NULL;
1079 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
1081 vout_display_owner_sys_t *osys = vd->owner.sys;
1083 assert(osys->filters);
1084 return filter_chain_VideoFilter(osys->filters, picture);
1087 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
1089 vout_display_owner_sys_t *osys = vd->owner.sys;
1091 vlc_mutex_lock(&osys->lock);
1092 if (!osys->is_fullscreen != !is_fullscreen) {
1093 osys->ch_fullscreen = true;
1094 osys->is_fullscreen = is_fullscreen;
1096 vlc_mutex_unlock(&osys->lock);
1099 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
1101 vout_display_owner_sys_t *osys = vd->owner.sys;
1103 if (!osys->is_display_filled != !is_filled) {
1104 osys->ch_display_filled = true;
1105 osys->is_display_filled = is_filled;
1109 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
1111 vout_display_owner_sys_t *osys = vd->owner.sys;
1113 if (osys->is_display_filled ||
1114 osys->zoom.num != num || osys->zoom.den != den) {
1115 osys->ch_zoom = true;
1116 osys->zoom.num = num;
1117 osys->zoom.den = den;
1121 void vout_SetWindowState(vout_display_t *vd, unsigned state)
1123 vout_display_owner_sys_t *osys = vd->owner.sys;
1125 vlc_mutex_lock(&osys->lock);
1126 if (osys->wm_state != state) {
1127 osys->ch_wm_state = true;
1128 osys->wm_state = state;
1130 vlc_mutex_unlock(&osys->lock);
1133 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
1135 vout_display_owner_sys_t *osys = vd->owner.sys;
1137 if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
1138 osys->ch_sar = true;
1139 osys->sar.num = sar_num;
1140 osys->sar.den = sar_den;
1143 void vout_SetDisplayCrop(vout_display_t *vd,
1144 unsigned crop_num, unsigned crop_den,
1145 unsigned x, unsigned y, unsigned width, unsigned height)
1147 vout_display_owner_sys_t *osys = vd->owner.sys;
1149 if (osys->crop.x != x || osys->crop.y != y ||
1150 osys->crop.width != width || osys->crop.height != height ||
1151 (crop_num > 0 && crop_den > 0 &&
1152 (crop_num != osys->crop.num || crop_den != osys->crop.den))) {
1156 osys->crop.width = width;
1157 osys->crop.height = height;
1158 osys->crop.num = crop_num;
1159 osys->crop.den = crop_den;
1161 osys->ch_crop = true;
1164 vout_opengl_t *vout_GetDisplayOpengl(vout_display_t *vd)
1167 if (vout_display_Control(vd, VOUT_DISPLAY_GET_OPENGL, &gl))
1172 static vout_display_t *DisplayNew(vout_thread_t *vout,
1173 const video_format_t *source_org,
1174 const vout_display_state_t *state,
1176 bool is_wrapper, vout_display_t *wrapper,
1177 mtime_t double_click_timeout,
1178 mtime_t hide_timeout,
1179 const vout_display_owner_t *owner_ptr)
1182 vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
1183 vout_display_cfg_t *cfg = &osys->cfg;
1186 osys->wm_state_initial = -1;
1187 osys->sar_initial.num = state->sar.num;
1188 osys->sar_initial.den = state->sar.den;
1189 vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1193 osys->is_wrapper = is_wrapper;
1194 osys->wrapper = wrapper;
1196 vlc_mutex_init(&osys->lock);
1198 vlc_mouse_Init(&osys->mouse.state);
1199 osys->mouse.last_moved = mdate();
1200 osys->mouse.double_click_timeout = double_click_timeout;
1201 osys->mouse.hide_timeout = hide_timeout;
1202 osys->is_fullscreen = cfg->is_fullscreen;
1203 osys->display_width = cfg->display.width;
1204 osys->display_height = cfg->display.height;
1205 osys->is_display_filled = cfg->is_display_filled;
1206 osys->width_saved = cfg->display.width;
1207 osys->height_saved = cfg->display.height;
1208 if (osys->is_fullscreen) {
1209 vout_display_cfg_t cfg_windowed = *cfg;
1210 cfg_windowed.is_fullscreen = false;
1211 cfg_windowed.display.width = 0;
1212 cfg_windowed.display.height = 0;
1213 vout_display_GetDefaultDisplaySize(&osys->width_saved,
1214 &osys->height_saved,
1215 source_org, &cfg_windowed);
1217 osys->zoom.num = cfg->zoom.num;
1218 osys->zoom.den = cfg->zoom.den;
1219 osys->wm_state = state->wm_state;
1220 osys->fit_window = 0;
1221 osys->event.fifo = NULL;
1223 osys->source = *source_org;
1225 video_format_t source = *source_org;
1231 source.i_visible_width =
1232 osys->crop.width = source.i_width;
1233 source.i_visible_height =
1234 osys->crop.height = source.i_height;
1235 osys->crop_saved.num = 0;
1236 osys->crop_saved.den = 0;
1240 osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1241 osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1242 #ifdef ALLOW_DUMMY_VOUT
1243 vlc_mouse_Init(&osys->vout_mouse);
1246 vout_display_owner_t owner;
1250 owner.event = VoutDisplayEvent;
1251 owner.window_new = VoutDisplayNewWindow;
1252 owner.window_del = VoutDisplayDelWindow;
1257 vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1258 module, !is_wrapper,
1259 &source, cfg, &owner);
1265 VoutDisplayCreateRender(p_display);
1267 /* Setup delayed request */
1268 if (osys->sar.num != source_org->i_sar_num ||
1269 osys->sar.den != source_org->i_sar_den)
1270 osys->ch_sar = true;
1271 if (osys->wm_state != osys->wm_state_initial)
1272 osys->ch_wm_state = true;
1273 if (osys->crop.x != source_org->i_x_offset ||
1274 osys->crop.y != source_org->i_y_offset ||
1275 osys->crop.width != source_org->i_visible_width ||
1276 osys->crop.height != source_org->i_visible_height)
1277 osys->ch_crop = true;
1282 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1284 vout_display_owner_sys_t *osys = vd->owner.sys;
1287 if (!osys->is_wrapper )
1288 state->cfg = osys->cfg;
1289 state->wm_state = osys->wm_state;
1290 state->sar.num = osys->sar_initial.num;
1291 state->sar.den = osys->sar_initial.den;
1294 VoutDisplayDestroyRender(vd);
1295 if (osys->is_wrapper)
1297 vout_display_Delete(vd);
1298 if (osys->event.fifo) {
1299 vlc_cancel(osys->event.thread);
1300 vlc_join(osys->event.thread, NULL);
1301 block_FifoRelease(osys->event.fifo);
1303 vlc_mutex_destroy(&osys->lock);
1307 /*****************************************************************************
1309 *****************************************************************************/
1310 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1311 const video_format_t *source,
1312 const vout_display_state_t *state,
1314 mtime_t double_click_timeout,
1315 mtime_t hide_timeout)
1317 return DisplayNew(vout, source, state, module, false, NULL,
1318 double_click_timeout, hide_timeout, NULL);
1321 /*****************************************************************************
1323 *****************************************************************************/
1324 struct vout_display_sys_t {
1325 picture_pool_t *pool;
1326 video_splitter_t *splitter;
1330 picture_t **picture;
1331 vout_display_t **display;
1333 struct video_splitter_owner_t {
1334 vout_display_t *wrapper;
1337 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1339 vout_display_owner_sys_t *osys = vd->owner.sys;
1341 vout_window_cfg_t cfg = *cfg_ptr;
1342 cfg.is_standalone = true;
1343 cfg.x += 0;//output->window.i_x; FIXME
1344 cfg.y += 0;//output->window.i_y;
1346 return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1348 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1350 vout_display_owner_sys_t *osys = vd->owner.sys;
1352 vout_DeleteDisplayWindow(osys->vout, vd, window);
1354 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1356 //vout_display_owner_sys_t *osys = vd->owner.sys;
1360 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1361 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1362 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1363 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1367 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1368 case VOUT_DISPLAY_EVENT_KEY:
1369 case VOUT_DISPLAY_EVENT_CLOSE:
1370 case VOUT_DISPLAY_EVENT_FULLSCREEN:
1371 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1372 case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1373 VoutDisplayEvent(vd, event, args);
1377 msg_Err(vd, "SplitterEvent TODO");
1382 static picture_pool_t *SplitterPool(vout_display_t *vd, unsigned count)
1384 vout_display_sys_t *sys = vd->sys;
1386 sys->pool = picture_pool_NewFromFormat(&vd->fmt, count);
1389 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1391 vout_display_sys_t *sys = vd->sys;
1393 picture_Hold(picture);
1395 if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1396 for (int i = 0; i < sys->count; i++)
1397 sys->picture[i] = NULL;
1398 picture_Release(picture);
1402 for (int i = 0; i < sys->count; i++) {
1403 if (vout_IsDisplayFiltered(sys->display[i]))
1404 sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1405 if (sys->picture[i])
1406 vout_display_Prepare(sys->display[i], sys->picture[i]);
1409 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1411 vout_display_sys_t *sys = vd->sys;
1413 for (int i = 0; i < sys->count; i++) {
1414 if (sys->picture[i])
1415 vout_display_Display(sys->display[i], sys->picture[i]);
1417 picture_Release(picture);
1419 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1421 return VLC_EGENERIC;
1423 static void SplitterManage(vout_display_t *vd)
1425 vout_display_sys_t *sys = vd->sys;
1427 for (int i = 0; i < sys->count; i++)
1428 vout_ManageDisplay(sys->display[i], true);
1431 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1433 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1435 for (int i = 0; i < wsys->count; i++) {
1436 if (vout_IsDisplayFiltered(wsys->display[i])) {
1437 /* TODO use a pool ? */
1438 picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1440 picture_pool_t *pool = vout_display_Pool(wsys->display[i], 1);
1441 picture[i] = pool ? picture_pool_Get(pool) : NULL;
1444 for (int j = 0; j < i; j++)
1445 picture_Release(picture[j]);
1446 return VLC_EGENERIC;
1451 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1453 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1455 for (int i = 0; i < wsys->count; i++)
1456 picture_Release(picture[i]);
1458 static void SplitterClose(vout_display_t *vd)
1460 vout_display_sys_t *sys = vd->sys;
1463 video_splitter_t *splitter = sys->splitter;
1464 free(splitter->p_owner);
1465 video_splitter_Delete(splitter);
1468 picture_pool_Delete(sys->pool);
1471 for (int i = 0; i < sys->count; i++)
1472 vout_DeleteDisplay(sys->display[i], NULL);
1473 TAB_CLEAN(sys->count, sys->display);
1479 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1480 const video_format_t *source,
1481 const vout_display_state_t *state,
1483 const char *splitter_module,
1484 mtime_t double_click_timeout,
1485 mtime_t hide_timeout)
1487 video_splitter_t *splitter =
1488 video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1493 vout_display_t *wrapper =
1494 DisplayNew(vout, source, state, module, true, NULL,
1495 double_click_timeout, hide_timeout, NULL);
1497 video_splitter_Delete(splitter);
1500 vout_display_sys_t *sys = malloc(sizeof(*sys));
1503 sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1506 sys->splitter = splitter;
1509 wrapper->pool = SplitterPool;
1510 wrapper->prepare = SplitterPrepare;
1511 wrapper->display = SplitterDisplay;
1512 wrapper->control = SplitterControl;
1513 wrapper->manage = SplitterManage;
1517 video_splitter_owner_t *owner = malloc(sizeof(*owner));
1520 owner->wrapper = wrapper;
1521 splitter->p_owner = owner;
1522 splitter->pf_picture_new = SplitterPictureNew;
1523 splitter->pf_picture_del = SplitterPictureDel;
1526 TAB_INIT(sys->count, sys->display);
1527 for (int i = 0; i < splitter->i_output; i++) {
1528 vout_display_owner_t owner;
1530 owner.event = SplitterEvent;
1531 owner.window_new = SplitterNewWindow;
1532 owner.window_del = SplitterDelWindow;
1534 const video_splitter_output_t *output = &splitter->p_output[i];
1535 vout_display_state_t ostate;
1537 memset(&ostate, 0, sizeof(ostate));
1538 ostate.cfg.is_fullscreen = false;
1539 ostate.cfg.display = state->cfg.display;
1540 ostate.cfg.align.horizontal = 0; /* TODO */
1541 ostate.cfg.align.vertical = 0; /* TODO */
1542 ostate.cfg.is_display_filled = true;
1543 ostate.cfg.zoom.num = 1;
1544 ostate.cfg.zoom.den = 1;
1546 vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1547 output->psz_module ? output->psz_module : module,
1549 double_click_timeout, hide_timeout, &owner);
1551 vout_DeleteDisplay(wrapper, NULL);
1554 TAB_APPEND(sys->count, sys->display, vd);
1560 /*****************************************************************************
1562 *****************************************************************************/
1563 #include "vout_internal.h"
1564 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1568 /* The check on p_spu is needed as long as ALLOW_DUMMY_VOUT is defined */
1569 if (vout->p->p_spu && spu_ProcessMouse( vout->p->p_spu, m, &vout->p->display.vd->source))
1572 vlc_mutex_lock( &vout->p->vfilter_lock );
1573 if (vout->p->vfilter_chain) {
1574 if (!filter_chain_MouseFilter(vout->p->vfilter_chain, &tmp, m))
1577 vlc_mutex_unlock( &vout->p->vfilter_lock );
1579 if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
1580 vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
1582 if (vlc_mouse_HasButton(&vout->p->mouse, m)) {
1583 static const int buttons[] = {
1585 MOUSE_BUTTON_CENTER,
1587 MOUSE_BUTTON_WHEEL_UP,
1588 MOUSE_BUTTON_WHEEL_DOWN,
1591 for (int i = 0; buttons[i] >= 0; i++) {
1592 const int button = buttons[i];
1593 if (vlc_mouse_HasPressed(&vout->p->mouse, m, button))
1594 vout_SendEventMousePressed(vout, button);
1595 else if (vlc_mouse_HasReleased(&vout->p->mouse, m, button))
1596 vout_SendEventMouseReleased(vout, button);
1599 if (m->b_double_click)
1600 vout_SendEventMouseDoubleClick(vout);
1601 vout->p->mouse = *m;
1603 #ifdef ALLOW_DUMMY_VOUT
1604 static void DummyVoutSendDisplayEventMouse(vout_thread_t *vout, vlc_mouse_t *fallback, const vlc_mouse_t *m)
1606 vout_thread_sys_t p;
1609 p.mouse = *fallback;
1610 vlc_mutex_init(&p.vfilter_lock);
1611 p.vfilter_chain = NULL;
1615 vout_SendDisplayEventMouse(vout, m);
1616 if (vout->p == &p) {
1617 vlc_mutex_destroy(&p.vfilter_lock);
1618 *fallback = p.mouse;