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>
37 #include <vlc_modules.h>
45 /* It must be present as long as a vout_display_t must be created using a dummy
46 * vout (as an opengl provider) */
47 #define ALLOW_DUMMY_VOUT
49 static void SplitterClose(vout_display_t *vd);
51 /*****************************************************************************
52 * FIXME/TODO see how to have direct rendering here (interact with vout.c)
53 *****************************************************************************/
54 static picture_t *VideoBufferNew(filter_t *filter)
56 vout_display_t *vd = (vout_display_t*)filter->p_owner;
57 const video_format_t *fmt = &filter->fmt_out.video;
59 assert(vd->fmt.i_chroma == fmt->i_chroma &&
60 vd->fmt.i_width == fmt->i_width &&
61 vd->fmt.i_height == fmt->i_height);
63 picture_pool_t *pool = vout_display_Pool(vd, 3);
66 return picture_pool_Get(pool);
68 static void VideoBufferDelete(filter_t *filter, picture_t *picture)
71 picture_Release(picture);
74 static int FilterAllocationInit(filter_t *filter, void *vd)
76 filter->pf_video_buffer_new = VideoBufferNew;
77 filter->pf_video_buffer_del = VideoBufferDelete;
82 static void FilterAllocationClean(filter_t *filter)
84 filter->pf_video_buffer_new = NULL;
85 filter->pf_video_buffer_del = NULL;
86 filter->p_owner = NULL;
89 /*****************************************************************************
91 *****************************************************************************/
94 * It creates a new vout_display_t using the given configuration.
96 static vout_display_t *vout_display_New(vlc_object_t *obj,
97 const char *module, bool load_module,
98 const video_format_t *fmt,
99 const vout_display_cfg_t *cfg,
100 vout_display_owner_t *owner)
103 vout_display_t *vd = vlc_object_create(obj, sizeof(*vd));
106 video_format_Copy(&vd->source, fmt);
108 /* Picture buffer does not have the concept of aspect ratio */
109 video_format_Copy(&vd->fmt, fmt);
110 vd->fmt.i_sar_num = 0;
111 vd->fmt.i_sar_den = 0;
113 vd->info.is_slow = false;
114 vd->info.has_double_click = false;
115 vd->info.has_hide_mouse = false;
116 vd->info.has_pictures_invalid = false;
117 vd->info.has_event_thread = false;
129 vlc_object_attach(vd, obj);
132 vd->module = module_need(vd, "vout display", module, module && *module != '\0');
134 vlc_object_release(vd);
144 * It deletes a vout_display_t
146 static void vout_display_Delete(vout_display_t *vd)
149 module_unneed(vd, vd->module);
151 vlc_object_release(vd);
155 * It controls a vout_display_t
157 static int vout_display_Control(vout_display_t *vd, int query, ...)
162 va_start(args, query);
163 result = vd->control(vd, query, args);
168 static void vout_display_Manage(vout_display_t *vd)
175 void vout_display_GetDefaultDisplaySize(unsigned *width, unsigned *height,
176 const video_format_t *source,
177 const vout_display_cfg_t *cfg)
179 if (cfg->display.width > 0 && cfg->display.height > 0) {
180 *width = cfg->display.width;
181 *height = cfg->display.height;
182 } else if (cfg->display.width > 0) {
183 *width = cfg->display.width;
184 *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.width * cfg->display.sar.num /
185 source->i_visible_width / source->i_sar_num / cfg->display.sar.den;
186 } else if (cfg->display.height > 0) {
187 *width = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.height * cfg->display.sar.den /
188 source->i_visible_height / source->i_sar_den / cfg->display.sar.num;
189 *height = cfg->display.height;
190 } else if (source->i_sar_num >= source->i_sar_den) {
191 *width = (int64_t)source->i_visible_width * source->i_sar_num * cfg->display.sar.den / source->i_sar_den / cfg->display.sar.num;
192 *height = source->i_visible_height;
194 *width = source->i_visible_width;
195 *height = (int64_t)source->i_visible_height * source->i_sar_den * cfg->display.sar.num / source->i_sar_num / cfg->display.sar.den;
198 *width = *width * cfg->zoom.num / cfg->zoom.den;
199 *height = *height * cfg->zoom.num / cfg->zoom.den;
203 void vout_display_PlacePicture(vout_display_place_t *place,
204 const video_format_t *source,
205 const vout_display_cfg_t *cfg,
209 memset(place, 0, sizeof(*place));
210 if (cfg->display.width <= 0 || cfg->display.height <= 0)
214 unsigned display_width;
215 unsigned display_height;
217 if (cfg->is_display_filled) {
218 display_width = cfg->display.width;
219 display_height = cfg->display.height;
221 vout_display_cfg_t cfg_tmp = *cfg;
223 cfg_tmp.display.width = 0;
224 cfg_tmp.display.height = 0;
225 vout_display_GetDefaultDisplaySize(&display_width, &display_height,
229 display_width = __MIN(display_width, cfg->display.width);
230 display_height = __MIN(display_height, cfg->display.height);
234 const unsigned width = source->i_visible_width;
235 const unsigned height = source->i_visible_height;
236 /* Compute the height if we use the width to fill up display_width */
237 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;
238 /* And the same but switching width/height */
239 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;
241 /* We keep the solution that avoid filling outside the display */
242 if (scaled_width <= cfg->display.width) {
243 place->width = scaled_width;
244 place->height = display_height;
246 place->width = display_width;
247 place->height = scaled_height;
250 /* Compute position */
251 switch (cfg->align.horizontal) {
252 case VOUT_DISPLAY_ALIGN_LEFT:
255 case VOUT_DISPLAY_ALIGN_RIGHT:
256 place->x = cfg->display.width - place->width;
259 place->x = ((int)cfg->display.width - (int)place->width) / 2;
263 switch (cfg->align.vertical) {
264 case VOUT_DISPLAY_ALIGN_TOP:
267 case VOUT_DISPLAY_ALIGN_BOTTOM:
268 place->y = cfg->display.height - place->height;
271 place->y = ((int)cfg->display.height - (int)place->height) / 2;
276 struct vout_display_owner_sys_t {
278 bool is_wrapper; /* Is the current display a wrapper */
279 vout_display_t *wrapper; /* Vout display wrapper */
282 vout_display_cfg_t cfg;
283 unsigned wm_state_initial;
290 unsigned width_saved;
291 unsigned height_saved;
299 bool ch_display_filled;
300 bool is_display_filled;
328 video_format_t source;
329 filter_chain_t *filters;
331 /* Lock protecting the variables used by
332 * VoutDisplayEvent(ie vout_display_SendEvent) */
339 mtime_t last_pressed;
345 mtime_t double_click_timeout;
346 mtime_t hide_timeout;
354 bool ch_display_size;
357 bool display_is_fullscreen;
358 bool display_is_forced;
367 #ifdef ALLOW_DUMMY_VOUT
368 vlc_mouse_t vout_mouse;
372 static void DummyVoutSendDisplayEventMouse(vout_thread_t *, vlc_mouse_t *fallback, const vlc_mouse_t *m);
374 static void VoutDisplayCreateRender(vout_display_t *vd)
376 vout_display_owner_sys_t *osys = vd->owner.sys;
378 osys->filters = NULL;
380 video_format_t v_src = vd->source;
384 video_format_t v_dst = vd->fmt;
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;
395 const bool convert = memcmp(&v_src, &v_dst_cmp, sizeof(v_src)) != 0;
399 msg_Dbg(vd, "A filter to adapt decoder to display is needed");
401 osys->filters = filter_chain_New(vd, "video filter2", false,
402 FilterAllocationInit,
403 FilterAllocationClean, vd);
404 assert(osys->filters); /* TODO critical */
408 es_format_InitFromVideo(&src, &v_src);
414 for (int i = 0; i < 1 + (v_dst_cmp.i_chroma != v_dst.i_chroma); i++) {
416 es_format_InitFromVideo(&dst, i == 0 ? &v_dst : &v_dst_cmp);
418 filter_chain_Reset(osys->filters, &src, &dst);
419 filter = filter_chain_AppendFilter(osys->filters,
420 NULL, NULL, &src, &dst);
426 msg_Err(vd, "VoutDisplayCreateRender FAILED");
432 static void VoutDisplayDestroyRender(vout_display_t *vd)
434 vout_display_owner_sys_t *osys = vd->owner.sys;
437 filter_chain_Delete(osys->filters);
440 static void VoutDisplayResetRender(vout_display_t *vd)
442 VoutDisplayDestroyRender(vd);
443 VoutDisplayCreateRender(vd);
445 static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
447 vout_display_owner_sys_t *osys = vd->owner.sys;
449 vlc_mutex_lock(&osys->lock);
452 vlc_mouse_t m = osys->mouse.state;
453 bool is_ignored = false;
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);
464 m.i_pressed = button_mask;
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);
471 //msg_Dbg(vd, "VoutDisplayEvent 'mouse' @%d,%d", x, y);
475 m.b_double_click = false;
478 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
479 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED: {
480 const int button = (int)va_arg(args, int);
481 const int button_mask = 1 << button;
483 /* Ignore inconsistent event */
484 if ((event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED && (osys->mouse.state.i_pressed & button_mask)) ||
485 (event == VOUT_DISPLAY_EVENT_MOUSE_RELEASED && !(osys->mouse.state.i_pressed & button_mask))) {
491 msg_Dbg(vd, "VoutDisplayEvent 'mouse button' %d t=%d", button, event);
493 m.b_double_click = false;
494 if (event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED)
495 m.i_pressed |= button_mask;
497 m.i_pressed &= ~button_mask;
500 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
501 msg_Dbg(vd, "VoutDisplayEvent 'double click'");
503 m.b_double_click = true;
510 vlc_mutex_unlock(&osys->lock);
514 /* Emulate double-click if needed */
515 if (!vd->info.has_double_click &&
516 vlc_mouse_HasPressed(&osys->mouse.state, &m, MOUSE_BUTTON_LEFT)) {
517 const mtime_t i_date = mdate();
519 if (i_date - osys->mouse.last_pressed < osys->mouse.double_click_timeout ) {
520 m.b_double_click = true;
521 osys->mouse.last_pressed = 0;
523 osys->mouse.last_pressed = mdate();
528 osys->mouse.state = m;
531 osys->mouse.ch_activity = true;
532 if (!vd->info.has_hide_mouse)
533 osys->mouse.last_moved = mdate();
536 vout_SendEventMouseVisible(osys->vout);
537 #ifdef ALLOW_DUMMY_VOUT
538 DummyVoutSendDisplayEventMouse(osys->vout, &osys->vout_mouse, &m);
540 vout_SendDisplayEventMouse(osys->vout, &m);
542 vlc_mutex_unlock(&osys->lock);
545 static void *VoutDisplayEventKeyDispatch(void *data)
547 vout_display_owner_sys_t *osys = data;
550 block_t *event = block_FifoGet(osys->event.fifo);
552 int cancel = vlc_savecancel();
555 memcpy(&key, event->p_buffer, sizeof(key));
556 vout_SendEventKey(osys->vout, key);
557 block_Release(event);
559 vlc_restorecancel(cancel);
563 static void VoutDisplayEventKey(vout_display_t *vd, int key)
565 vout_display_owner_sys_t *osys = vd->owner.sys;
567 if (!osys->event.fifo) {
568 osys->event.fifo = block_FifoNew();
569 if (!osys->event.fifo)
571 if (vlc_clone(&osys->event.thread, VoutDisplayEventKeyDispatch,
572 osys, VLC_THREAD_PRIORITY_LOW)) {
573 block_FifoRelease(osys->event.fifo);
574 osys->event.fifo = NULL;
578 block_t *event = block_Alloc(sizeof(key));
580 memcpy(event->p_buffer, &key, sizeof(key));
581 block_FifoPut(osys->event.fifo, event);
585 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
587 vout_display_owner_sys_t *osys = vd->owner.sys;
590 case VOUT_DISPLAY_EVENT_CLOSE: {
591 msg_Dbg(vd, "VoutDisplayEvent 'close'");
592 vout_SendEventClose(osys->vout);
595 case VOUT_DISPLAY_EVENT_KEY: {
596 const int key = (int)va_arg(args, int);
597 msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
598 if (vd->info.has_event_thread)
599 vout_SendEventKey(osys->vout, key);
601 VoutDisplayEventKey(vd, key);
604 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
605 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
606 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
607 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
608 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
609 VoutDisplayEventMouse(vd, event, args);
612 case VOUT_DISPLAY_EVENT_FULLSCREEN: {
613 const int is_fullscreen = (int)va_arg(args, int);
615 msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
617 vlc_mutex_lock(&osys->lock);
618 if (!is_fullscreen != !osys->is_fullscreen) {
619 osys->ch_fullscreen = true;
620 osys->is_fullscreen = is_fullscreen;
622 vlc_mutex_unlock(&osys->lock);
626 case VOUT_DISPLAY_EVENT_WINDOW_STATE: {
627 const unsigned state = va_arg(args, unsigned);
629 msg_Dbg(vd, "VoutDisplayEvent 'window state' %u", state);
631 vlc_mutex_lock(&osys->lock);
632 if (state != osys->wm_state) {
633 osys->ch_wm_state = true;
634 osys->wm_state = state;
636 vlc_mutex_unlock(&osys->lock);
640 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
641 const int width = (int)va_arg(args, int);
642 const int height = (int)va_arg(args, int);
643 const bool is_fullscreen = (bool)va_arg(args, int);
644 msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
645 width, height, is_fullscreen ? "fullscreen" : "window");
648 vlc_mutex_lock(&osys->lock);
650 osys->ch_display_size = true;
651 osys->display_width = width;
652 osys->display_height = height;
653 osys->display_is_fullscreen = is_fullscreen;
654 osys->display_is_forced = false;
656 vlc_mutex_unlock(&osys->lock);
660 case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
661 msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
664 assert(vd->info.has_pictures_invalid);
666 vlc_mutex_lock(&osys->lock);
667 osys->reset_pictures = true;
668 vlc_mutex_unlock(&osys->lock);
672 msg_Err(vd, "VoutDisplayEvent received event %d", event);
673 /* TODO add an assert when all event are handled */
678 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
680 vout_display_owner_sys_t *osys = vd->owner.sys;
682 #ifdef ALLOW_DUMMY_VOUT
683 if (!osys->vout->p) {
684 vout_window_cfg_t cfg_override = *cfg;
686 if (!var_InheritBool(osys->vout, "embedded-video"))
687 cfg_override.is_standalone = true;
689 return vout_window_New(VLC_OBJECT(osys->vout), NULL, &cfg_override);
692 return vout_NewDisplayWindow(osys->vout, vd, cfg);
694 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
696 vout_display_owner_sys_t *osys = vd->owner.sys;
698 #ifdef ALLOW_DUMMY_VOUT
699 if (!osys->vout->p) {
701 vout_window_Delete(window);
705 vout_DeleteDisplayWindow(osys->vout, vd, window);
708 static void VoutDisplayFitWindow(vout_display_t *vd, bool default_size)
710 vout_display_owner_sys_t *osys = vd->owner.sys;
711 vout_display_cfg_t cfg = osys->cfg;
713 if (!cfg.is_display_filled)
716 cfg.display.width = 0;
718 cfg.display.height = 0;
720 cfg.display.height = osys->height_saved;
725 unsigned display_width;
726 unsigned display_height;
727 vout_display_GetDefaultDisplaySize(&display_width, &display_height,
730 vlc_mutex_lock(&osys->lock);
732 osys->ch_display_size = true;
733 osys->display_width = display_width;
734 osys->display_height = display_height;
735 osys->display_is_fullscreen = osys->cfg.is_fullscreen;
736 osys->display_is_forced = true;
738 vlc_mutex_unlock(&osys->lock);
741 static void VoutDisplayCropRatio(unsigned *x, unsigned *y,
742 unsigned *width, unsigned *height,
743 const video_format_t *source,
744 unsigned num, unsigned den)
746 unsigned scaled_width = (uint64_t)source->i_visible_height * num * source->i_sar_den / den / source->i_sar_num;
747 unsigned scaled_height = (uint64_t)source->i_visible_width * den * source->i_sar_num / num / source->i_sar_den;
749 if (scaled_width < source->i_visible_width) {
750 *x = (source->i_visible_width - scaled_width) / 2;
752 *width = scaled_width;
753 *height = source->i_visible_height;
756 *y = (source->i_visible_height - scaled_height) / 2;
757 *width = source->i_visible_width;
758 *height = scaled_height;
760 *x += source->i_x_offset;
761 *y += source->i_y_offset;
764 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
766 vout_display_owner_sys_t *osys = vd->owner.sys;
768 vout_display_Manage(vd);
770 /* Handle mouse timeout */
771 const mtime_t date = mdate();
772 bool hide_mouse = false;
774 vlc_mutex_lock(&osys->lock);
776 if (!osys->mouse.is_hidden &&
777 osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
778 osys->mouse.is_hidden = hide_mouse = true;
779 } else if (osys->mouse.ch_activity) {
780 osys->mouse.is_hidden = false;
782 osys->mouse.ch_activity = false;
783 vlc_mutex_unlock(&osys->lock);
786 if (!vd->info.has_hide_mouse) {
787 msg_Dbg(vd, "auto hidding mouse");
788 vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
790 vout_SendEventMouseHidden(osys->vout);
793 bool reset_render = false;
796 vlc_mutex_lock(&osys->lock);
798 bool ch_fullscreen = osys->ch_fullscreen;
799 bool is_fullscreen = osys->is_fullscreen;
800 osys->ch_fullscreen = false;
802 bool ch_wm_state = osys->ch_wm_state;
803 unsigned wm_state = osys->wm_state;
804 osys->ch_wm_state = false;
806 bool ch_display_size = osys->ch_display_size;
807 int display_width = osys->display_width;
808 int display_height = osys->display_height;
809 bool display_is_fullscreen = osys->display_is_fullscreen;
810 bool display_is_forced = osys->display_is_forced;
811 osys->ch_display_size = false;
814 if (allow_reset_pictures) {
815 reset_pictures = osys->reset_pictures;
816 osys->reset_pictures = false;
818 reset_pictures = false;
821 vlc_mutex_unlock(&osys->lock);
823 if (!ch_fullscreen &&
826 !osys->ch_display_filled &&
832 if (!osys->cfg.is_fullscreen && osys->fit_window != 0) {
833 VoutDisplayFitWindow(vd, osys->fit_window == -1);
834 osys->fit_window = 0;
842 vout_display_cfg_t cfg = osys->cfg;
844 cfg.is_fullscreen = is_fullscreen;
845 cfg.display.width = cfg.is_fullscreen ? 0 : osys->width_saved;
846 cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
848 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
849 msg_Err(vd, "Failed to set fullscreen");
850 is_fullscreen = osys->cfg.is_fullscreen;
851 } else if (!is_fullscreen) {
852 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, true);
854 osys->cfg.is_fullscreen = is_fullscreen;
857 vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
861 if (ch_display_size) {
862 vout_display_cfg_t cfg = osys->cfg;
863 cfg.display.width = display_width;
864 cfg.display.height = display_height;
866 if (!cfg.is_fullscreen != !display_is_fullscreen ||
867 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, display_is_forced)) {
868 if (!cfg.is_fullscreen == !display_is_fullscreen)
869 msg_Err(vd, "Failed to resize display");
871 /* We ignore the resized */
872 display_width = osys->cfg.display.width;
873 display_height = osys->cfg.display.height;
875 osys->cfg.display.width = display_width;
876 osys->cfg.display.height = display_height;
878 if (!display_is_fullscreen) {
879 osys->width_saved = display_width;
880 osys->height_saved = display_height;
884 if (osys->ch_display_filled) {
885 vout_display_cfg_t cfg = osys->cfg;
887 cfg.is_display_filled = osys->is_display_filled;
889 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
890 msg_Err(vd, "Failed to change display filled state");
891 osys->is_display_filled = osys->cfg.is_display_filled;
893 osys->cfg.is_display_filled = osys->is_display_filled;
894 osys->ch_display_filled = false;
896 vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
900 vout_display_cfg_t cfg = osys->cfg;
902 cfg.zoom.num = osys->zoom.num;
903 cfg.zoom.den = osys->zoom.den;
905 if (10 * cfg.zoom.num <= cfg.zoom.den) {
908 } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
913 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
914 msg_Err(vd, "Failed to change zoom");
915 osys->zoom.num = osys->cfg.zoom.num;
916 osys->zoom.den = osys->cfg.zoom.den;
918 osys->fit_window = -1;
921 osys->cfg.zoom.num = osys->zoom.num;
922 osys->cfg.zoom.den = osys->zoom.den;
923 osys->ch_zoom = false;
925 vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
929 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_WINDOW_STATE, wm_state)) {
930 msg_Err(vd, "Failed to set on top");
931 wm_state = osys->wm_state;
933 osys->wm_state_initial = wm_state;
936 vout_SendEventOnTop(osys->vout, osys->wm_state_initial);
940 video_format_t source = vd->source;
942 if (osys->sar.num > 0 && osys->sar.den > 0) {
943 source.i_sar_num = osys->sar.num;
944 source.i_sar_den = osys->sar.den;
946 source.i_sar_num = osys->source.i_sar_num;
947 source.i_sar_den = osys->source.i_sar_den;
950 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
951 /* There nothing much we can do. The only reason a vout display
952 * does not support it is because it need the core to add black border
953 * to the video for it.
954 * TODO add black borders ?
956 msg_Err(vd, "Failed to change source AR");
958 } else if (!osys->fit_window) {
959 osys->fit_window = 1;
962 osys->sar.num = source.i_sar_num;
963 osys->sar.den = source.i_sar_den;
964 osys->ch_sar = false;
967 if (osys->sar.num == osys->source.i_sar_num &&
968 osys->sar.den == osys->source.i_sar_den)
970 vout_SendEventSourceAspect(osys->vout, 0, 0);
974 unsigned dar_num, dar_den;
975 vlc_ureduce( &dar_num, &dar_den,
976 osys->sar.num * vd->source.i_visible_width,
977 osys->sar.den * vd->source.i_visible_height,
979 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
981 /* If a crop ratio is requested, recompute the parameters */
982 if (osys->crop.num > 0 && osys->crop.den > 0)
983 osys->ch_crop = true;
987 video_format_t source = vd->source;
989 unsigned crop_num = osys->crop.num;
990 unsigned crop_den = osys->crop.den;
991 if (crop_num > 0 && crop_den > 0) {
992 video_format_t fmt = osys->source;
993 fmt.i_sar_num = source.i_sar_num;
994 fmt.i_sar_den = source.i_sar_den;
995 VoutDisplayCropRatio(&osys->crop.x, &osys->crop.y,
996 &osys->crop.width, &osys->crop.height,
997 &fmt, crop_num, crop_den);
1000 source.i_x_offset = osys->crop.x;
1001 source.i_y_offset = osys->crop.y;
1002 source.i_visible_width = osys->crop.width;
1003 source.i_visible_height = osys->crop.height;
1006 const bool is_valid = source.i_x_offset < source.i_width &&
1007 source.i_y_offset < source.i_height &&
1008 source.i_x_offset + source.i_visible_width <= source.i_width &&
1009 source.i_y_offset + source.i_visible_height <= source.i_height &&
1010 source.i_visible_width > 0 && source.i_visible_height > 0;
1012 if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
1014 msg_Err(vd, "Failed to change source crop TODO implement crop at core");
1016 msg_Err(vd, "Invalid crop requested");
1018 source = vd->source;
1019 crop_num = osys->crop_saved.num;
1020 crop_den = osys->crop_saved.den;
1021 /* FIXME implement cropping in the core if not supported by the
1022 * vout module (easy)
1024 } else if (!osys->fit_window) {
1025 osys->fit_window = 1;
1027 vd->source = source;
1028 osys->crop.x = source.i_x_offset;
1029 osys->crop.y = source.i_y_offset;
1030 osys->crop.width = source.i_visible_width;
1031 osys->crop.height = source.i_visible_height;
1032 osys->crop.num = crop_num;
1033 osys->crop.den = crop_den;
1034 osys->ch_crop = false;
1036 /* TODO fix when a ratio is used (complicated). */
1037 const unsigned left = osys->crop.x - osys->source.i_x_offset;
1038 const unsigned top = osys->crop.y - osys->source.i_y_offset;
1039 const unsigned right = osys->source.i_visible_width - (osys->crop.width + osys->crop.x);
1040 const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
1041 vout_SendEventSourceCrop(osys->vout,
1042 osys->crop.num, osys->crop.den,
1043 left, top, right, bottom);
1047 if (reset_pictures) {
1048 if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
1049 /* FIXME what to do here ? */
1050 msg_Err(vd, "Failed to reset pictures (probably fatal)");
1052 reset_render = true;
1056 VoutDisplayResetRender(vd);
1059 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
1061 vout_display_owner_sys_t *osys = vd->owner.sys;
1063 vlc_mutex_lock(&osys->lock);
1064 const bool reset_pictures = osys->reset_pictures;
1065 vlc_mutex_unlock(&osys->lock);
1067 return reset_pictures;
1070 bool vout_IsDisplayFiltered(vout_display_t *vd)
1072 vout_display_owner_sys_t *osys = vd->owner.sys;
1074 return osys->filters != NULL;
1077 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
1079 vout_display_owner_sys_t *osys = vd->owner.sys;
1081 assert(osys->filters);
1082 return filter_chain_VideoFilter(osys->filters, picture);
1085 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
1087 vout_display_owner_sys_t *osys = vd->owner.sys;
1089 vlc_mutex_lock(&osys->lock);
1090 if (!osys->is_fullscreen != !is_fullscreen) {
1091 osys->ch_fullscreen = true;
1092 osys->is_fullscreen = is_fullscreen;
1094 vlc_mutex_unlock(&osys->lock);
1097 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
1099 vout_display_owner_sys_t *osys = vd->owner.sys;
1101 if (!osys->is_display_filled != !is_filled) {
1102 osys->ch_display_filled = true;
1103 osys->is_display_filled = is_filled;
1107 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
1109 vout_display_owner_sys_t *osys = vd->owner.sys;
1111 if (osys->is_display_filled ||
1112 osys->zoom.num != num || osys->zoom.den != den) {
1113 osys->ch_zoom = true;
1114 osys->zoom.num = num;
1115 osys->zoom.den = den;
1119 void vout_SetWindowState(vout_display_t *vd, unsigned state)
1121 vout_display_owner_sys_t *osys = vd->owner.sys;
1123 vlc_mutex_lock(&osys->lock);
1124 if (osys->wm_state != state) {
1125 osys->ch_wm_state = true;
1126 osys->wm_state = state;
1128 vlc_mutex_unlock(&osys->lock);
1131 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
1133 vout_display_owner_sys_t *osys = vd->owner.sys;
1135 if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
1136 osys->ch_sar = true;
1137 osys->sar.num = sar_num;
1138 osys->sar.den = sar_den;
1141 void vout_SetDisplayCrop(vout_display_t *vd,
1142 unsigned crop_num, unsigned crop_den,
1143 unsigned x, unsigned y, unsigned width, unsigned height)
1145 vout_display_owner_sys_t *osys = vd->owner.sys;
1147 if (osys->crop.x != x || osys->crop.y != y ||
1148 osys->crop.width != width || osys->crop.height != height ||
1149 (crop_num > 0 && crop_den > 0 &&
1150 (crop_num != osys->crop.num || crop_den != osys->crop.den))) {
1154 osys->crop.width = width;
1155 osys->crop.height = height;
1156 osys->crop.num = crop_num;
1157 osys->crop.den = crop_den;
1159 osys->ch_crop = true;
1162 vout_opengl_t *vout_GetDisplayOpengl(vout_display_t *vd)
1165 if (vout_display_Control(vd, VOUT_DISPLAY_GET_OPENGL, &gl))
1170 static vout_display_t *DisplayNew(vout_thread_t *vout,
1171 const video_format_t *source_org,
1172 const vout_display_state_t *state,
1174 bool is_wrapper, vout_display_t *wrapper,
1175 mtime_t double_click_timeout,
1176 mtime_t hide_timeout,
1177 const vout_display_owner_t *owner_ptr)
1180 vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
1181 vout_display_cfg_t *cfg = &osys->cfg;
1184 osys->wm_state_initial = -1;
1185 osys->sar_initial.num = state->sar.num;
1186 osys->sar_initial.den = state->sar.den;
1187 vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1191 osys->is_wrapper = is_wrapper;
1192 osys->wrapper = wrapper;
1194 vlc_mutex_init(&osys->lock);
1196 vlc_mouse_Init(&osys->mouse.state);
1197 osys->mouse.last_moved = mdate();
1198 osys->mouse.double_click_timeout = double_click_timeout;
1199 osys->mouse.hide_timeout = hide_timeout;
1200 osys->is_fullscreen = cfg->is_fullscreen;
1201 osys->display_width = cfg->display.width;
1202 osys->display_height = cfg->display.height;
1203 osys->is_display_filled = cfg->is_display_filled;
1204 osys->width_saved = cfg->display.width;
1205 osys->height_saved = cfg->display.height;
1206 if (osys->is_fullscreen) {
1207 vout_display_cfg_t cfg_windowed = *cfg;
1208 cfg_windowed.is_fullscreen = false;
1209 cfg_windowed.display.width = 0;
1210 cfg_windowed.display.height = 0;
1211 vout_display_GetDefaultDisplaySize(&osys->width_saved,
1212 &osys->height_saved,
1213 source_org, &cfg_windowed);
1215 osys->zoom.num = cfg->zoom.num;
1216 osys->zoom.den = cfg->zoom.den;
1217 osys->wm_state = state->wm_state;
1218 osys->fit_window = 0;
1219 osys->event.fifo = NULL;
1221 osys->source = *source_org;
1223 video_format_t source = *source_org;
1229 source.i_visible_width =
1230 osys->crop.width = source.i_width;
1231 source.i_visible_height =
1232 osys->crop.height = source.i_height;
1233 osys->crop_saved.num = 0;
1234 osys->crop_saved.den = 0;
1238 osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1239 osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1240 #ifdef ALLOW_DUMMY_VOUT
1241 vlc_mouse_Init(&osys->vout_mouse);
1244 vout_display_owner_t owner;
1248 owner.event = VoutDisplayEvent;
1249 owner.window_new = VoutDisplayNewWindow;
1250 owner.window_del = VoutDisplayDelWindow;
1255 vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1256 module, !is_wrapper,
1257 &source, cfg, &owner);
1263 VoutDisplayCreateRender(p_display);
1265 /* Setup delayed request */
1266 if (osys->sar.num != source_org->i_sar_num ||
1267 osys->sar.den != source_org->i_sar_den)
1268 osys->ch_sar = true;
1269 if (osys->wm_state != osys->wm_state_initial)
1270 osys->ch_wm_state = true;
1271 if (osys->crop.x != source_org->i_x_offset ||
1272 osys->crop.y != source_org->i_y_offset ||
1273 osys->crop.width != source_org->i_visible_width ||
1274 osys->crop.height != source_org->i_visible_height)
1275 osys->ch_crop = true;
1280 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1282 vout_display_owner_sys_t *osys = vd->owner.sys;
1285 if (!osys->is_wrapper )
1286 state->cfg = osys->cfg;
1287 state->wm_state = osys->wm_state;
1288 state->sar.num = osys->sar_initial.num;
1289 state->sar.den = osys->sar_initial.den;
1292 VoutDisplayDestroyRender(vd);
1293 if (osys->is_wrapper)
1295 vout_display_Delete(vd);
1296 if (osys->event.fifo) {
1297 vlc_cancel(osys->event.thread);
1298 vlc_join(osys->event.thread, NULL);
1299 block_FifoRelease(osys->event.fifo);
1301 vlc_mutex_destroy(&osys->lock);
1305 /*****************************************************************************
1307 *****************************************************************************/
1308 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1309 const video_format_t *source,
1310 const vout_display_state_t *state,
1312 mtime_t double_click_timeout,
1313 mtime_t hide_timeout)
1315 return DisplayNew(vout, source, state, module, false, NULL,
1316 double_click_timeout, hide_timeout, NULL);
1319 /*****************************************************************************
1321 *****************************************************************************/
1322 struct vout_display_sys_t {
1323 picture_pool_t *pool;
1324 video_splitter_t *splitter;
1328 picture_t **picture;
1329 vout_display_t **display;
1331 struct video_splitter_owner_t {
1332 vout_display_t *wrapper;
1335 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1337 vout_display_owner_sys_t *osys = vd->owner.sys;
1339 vout_window_cfg_t cfg = *cfg_ptr;
1340 cfg.is_standalone = true;
1341 cfg.x += 0;//output->window.i_x; FIXME
1342 cfg.y += 0;//output->window.i_y;
1344 return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1346 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1348 vout_display_owner_sys_t *osys = vd->owner.sys;
1350 vout_DeleteDisplayWindow(osys->vout, vd, window);
1352 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1354 //vout_display_owner_sys_t *osys = vd->owner.sys;
1358 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1359 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1360 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1361 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1365 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1366 case VOUT_DISPLAY_EVENT_KEY:
1367 case VOUT_DISPLAY_EVENT_CLOSE:
1368 case VOUT_DISPLAY_EVENT_FULLSCREEN:
1369 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1370 case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1371 VoutDisplayEvent(vd, event, args);
1375 msg_Err(vd, "SplitterEvent TODO");
1380 static picture_pool_t *SplitterPool(vout_display_t *vd, unsigned count)
1382 vout_display_sys_t *sys = vd->sys;
1384 sys->pool = picture_pool_NewFromFormat(&vd->fmt, count);
1387 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1389 vout_display_sys_t *sys = vd->sys;
1391 picture_Hold(picture);
1393 if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1394 for (int i = 0; i < sys->count; i++)
1395 sys->picture[i] = NULL;
1396 picture_Release(picture);
1400 for (int i = 0; i < sys->count; i++) {
1401 if (vout_IsDisplayFiltered(sys->display[i]))
1402 sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1403 if (sys->picture[i])
1404 vout_display_Prepare(sys->display[i], sys->picture[i]);
1407 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1409 vout_display_sys_t *sys = vd->sys;
1411 for (int i = 0; i < sys->count; i++) {
1412 if (sys->picture[i])
1413 vout_display_Display(sys->display[i], sys->picture[i]);
1415 picture_Release(picture);
1417 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1419 return VLC_EGENERIC;
1421 static void SplitterManage(vout_display_t *vd)
1423 vout_display_sys_t *sys = vd->sys;
1425 for (int i = 0; i < sys->count; i++)
1426 vout_ManageDisplay(sys->display[i], true);
1429 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1431 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1433 for (int i = 0; i < wsys->count; i++) {
1434 if (vout_IsDisplayFiltered(wsys->display[i])) {
1435 /* TODO use a pool ? */
1436 picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1438 picture_pool_t *pool = vout_display_Pool(wsys->display[i], 1);
1439 picture[i] = pool ? picture_pool_Get(pool) : NULL;
1442 for (int j = 0; j < i; j++)
1443 picture_Release(picture[j]);
1444 return VLC_EGENERIC;
1449 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1451 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1453 for (int i = 0; i < wsys->count; i++)
1454 picture_Release(picture[i]);
1456 static void SplitterClose(vout_display_t *vd)
1458 vout_display_sys_t *sys = vd->sys;
1461 video_splitter_t *splitter = sys->splitter;
1462 free(splitter->p_owner);
1463 video_splitter_Delete(splitter);
1466 picture_pool_Delete(sys->pool);
1469 for (int i = 0; i < sys->count; i++)
1470 vout_DeleteDisplay(sys->display[i], NULL);
1471 TAB_CLEAN(sys->count, sys->display);
1477 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1478 const video_format_t *source,
1479 const vout_display_state_t *state,
1481 const char *splitter_module,
1482 mtime_t double_click_timeout,
1483 mtime_t hide_timeout)
1485 video_splitter_t *splitter =
1486 video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1491 vout_display_t *wrapper =
1492 DisplayNew(vout, source, state, module, true, NULL,
1493 double_click_timeout, hide_timeout, NULL);
1495 video_splitter_Delete(splitter);
1498 vout_display_sys_t *sys = malloc(sizeof(*sys));
1501 sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1504 sys->splitter = splitter;
1507 wrapper->pool = SplitterPool;
1508 wrapper->prepare = SplitterPrepare;
1509 wrapper->display = SplitterDisplay;
1510 wrapper->control = SplitterControl;
1511 wrapper->manage = SplitterManage;
1515 video_splitter_owner_t *owner = malloc(sizeof(*owner));
1518 owner->wrapper = wrapper;
1519 splitter->p_owner = owner;
1520 splitter->pf_picture_new = SplitterPictureNew;
1521 splitter->pf_picture_del = SplitterPictureDel;
1524 TAB_INIT(sys->count, sys->display);
1525 for (int i = 0; i < splitter->i_output; i++) {
1526 vout_display_owner_t owner;
1528 owner.event = SplitterEvent;
1529 owner.window_new = SplitterNewWindow;
1530 owner.window_del = SplitterDelWindow;
1532 const video_splitter_output_t *output = &splitter->p_output[i];
1533 vout_display_state_t ostate;
1535 memset(&ostate, 0, sizeof(ostate));
1536 ostate.cfg.is_fullscreen = false;
1537 ostate.cfg.display = state->cfg.display;
1538 ostate.cfg.align.horizontal = 0; /* TODO */
1539 ostate.cfg.align.vertical = 0; /* TODO */
1540 ostate.cfg.is_display_filled = true;
1541 ostate.cfg.zoom.num = 1;
1542 ostate.cfg.zoom.den = 1;
1544 vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1545 output->psz_module ? output->psz_module : module,
1547 double_click_timeout, hide_timeout, &owner);
1549 vout_DeleteDisplay(wrapper, NULL);
1552 TAB_APPEND(sys->count, sys->display, vd);
1558 /*****************************************************************************
1560 *****************************************************************************/
1561 #include "vout_internal.h"
1562 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1564 vlc_mouse_t tmp1, tmp2;
1566 /* The check on p_spu is needed as long as ALLOW_DUMMY_VOUT is defined */
1567 if (vout->p->p_spu && spu_ProcessMouse( vout->p->p_spu, m, &vout->p->display.vd->source))
1570 vlc_mutex_lock( &vout->p->filter.lock );
1571 if (vout->p->filter.chain_static && vout->p->filter.chain_interactive) {
1572 if (!filter_chain_MouseFilter(vout->p->filter.chain_interactive, &tmp1, m))
1574 if (!filter_chain_MouseFilter(vout->p->filter.chain_static, &tmp2, m))
1577 vlc_mutex_unlock( &vout->p->filter.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.filter.lock);
1611 p.filter.chain_static = NULL;
1612 p.filter.chain_interactive = NULL;
1616 vout_SendDisplayEventMouse(vout, m);
1617 if (vout->p == &p) {
1618 vlc_mutex_destroy(&p.filter.lock);
1619 *fallback = p.mouse;