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 = (cfg->display.width - 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 = (cfg->display.height - 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_t *vd = data;
550 vout_display_owner_sys_t *osys = vd->owner.sys;
553 block_t *event = block_FifoGet(osys->event.fifo);
555 int cancel = vlc_savecancel();
558 memcpy(&key, event->p_buffer, sizeof(key));
559 vout_SendEventKey(osys->vout, key);
560 block_Release(event);
562 vlc_restorecancel(cancel);
566 static void VoutDisplayEventKey(vout_display_t *vd, int key)
568 vout_display_owner_sys_t *osys = vd->owner.sys;
570 if (!osys->event.fifo) {
571 osys->event.fifo = block_FifoNew();
572 if (!osys->event.fifo)
574 if (vlc_clone(&osys->event.thread, VoutDisplayEventKeyDispatch,
575 vd, VLC_THREAD_PRIORITY_LOW)) {
576 block_FifoRelease(osys->event.fifo);
577 osys->event.fifo = NULL;
581 block_t *event = block_Alloc(sizeof(key));
583 memcpy(event->p_buffer, &key, sizeof(key));
584 block_FifoPut(osys->event.fifo, event);
588 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
590 vout_display_owner_sys_t *osys = vd->owner.sys;
593 case VOUT_DISPLAY_EVENT_CLOSE: {
594 msg_Dbg(vd, "VoutDisplayEvent 'close'");
595 vout_SendEventClose(osys->vout);
598 case VOUT_DISPLAY_EVENT_KEY: {
599 const int key = (int)va_arg(args, int);
600 msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
601 if (vd->info.has_event_thread)
602 vout_SendEventKey(osys->vout, key);
604 VoutDisplayEventKey(vd, key);
607 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
608 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
609 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
610 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
611 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
612 VoutDisplayEventMouse(vd, event, args);
615 case VOUT_DISPLAY_EVENT_FULLSCREEN: {
616 const int is_fullscreen = (int)va_arg(args, int);
618 msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
620 vlc_mutex_lock(&osys->lock);
621 if (!is_fullscreen != !osys->is_fullscreen) {
622 osys->ch_fullscreen = true;
623 osys->is_fullscreen = is_fullscreen;
625 vlc_mutex_unlock(&osys->lock);
629 case VOUT_DISPLAY_EVENT_WINDOW_STATE: {
630 const unsigned state = va_arg(args, unsigned);
632 msg_Dbg(vd, "VoutDisplayEvent 'window state' %u", state);
634 vlc_mutex_lock(&osys->lock);
635 if (state != osys->wm_state) {
636 osys->ch_wm_state = true;
637 osys->wm_state = state;
639 vlc_mutex_unlock(&osys->lock);
643 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
644 const int width = (int)va_arg(args, int);
645 const int height = (int)va_arg(args, int);
646 const bool is_fullscreen = (bool)va_arg(args, int);
647 msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
648 width, height, is_fullscreen ? "fullscreen" : "window");
651 vlc_mutex_lock(&osys->lock);
653 osys->ch_display_size = true;
654 osys->display_width = width;
655 osys->display_height = height;
656 osys->display_is_fullscreen = is_fullscreen;
657 osys->display_is_forced = false;
659 vlc_mutex_unlock(&osys->lock);
663 case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
664 msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
667 assert(vd->info.has_pictures_invalid);
669 vlc_mutex_lock(&osys->lock);
670 osys->reset_pictures = true;
671 vlc_mutex_unlock(&osys->lock);
675 msg_Err(vd, "VoutDisplayEvent received event %d", event);
676 /* TODO add an assert when all event are handled */
681 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
683 vout_display_owner_sys_t *osys = vd->owner.sys;
685 return vout_NewDisplayWindow(osys->vout, vd, cfg);
687 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
689 vout_display_owner_sys_t *osys = vd->owner.sys;
691 vout_DeleteDisplayWindow(osys->vout, vd, window);
694 static void VoutDisplayFitWindow(vout_display_t *vd, bool default_size)
696 vout_display_owner_sys_t *osys = vd->owner.sys;
697 vout_display_cfg_t cfg = osys->cfg;
699 if (!cfg.is_display_filled)
702 cfg.display.width = 0;
704 cfg.display.height = 0;
706 cfg.display.height = osys->height_saved;
711 unsigned display_width;
712 unsigned display_height;
713 vout_display_GetDefaultDisplaySize(&display_width, &display_height,
716 vlc_mutex_lock(&osys->lock);
718 osys->ch_display_size = true;
719 osys->display_width = display_width;
720 osys->display_height = display_height;
721 osys->display_is_fullscreen = osys->cfg.is_fullscreen;
722 osys->display_is_forced = true;
724 vlc_mutex_unlock(&osys->lock);
727 static void VoutDisplayCropRatio(unsigned *x, unsigned *y,
728 unsigned *width, unsigned *height,
729 const video_format_t *source,
730 unsigned num, unsigned den)
732 unsigned scaled_width = (uint64_t)source->i_visible_height * num * source->i_sar_den / den / source->i_sar_num;
733 unsigned scaled_height = (uint64_t)source->i_visible_width * den * source->i_sar_num / num / source->i_sar_den;
735 if (scaled_width < source->i_visible_width) {
736 *x = (source->i_visible_width - scaled_width) / 2;
738 *width = scaled_width;
739 *height = source->i_visible_height;
742 *y = (source->i_visible_height - scaled_height) / 2;
743 *width = source->i_visible_width;
744 *height = scaled_height;
746 *x += source->i_x_offset;
747 *y += source->i_y_offset;
750 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
752 vout_display_owner_sys_t *osys = vd->owner.sys;
754 vout_display_Manage(vd);
756 /* Handle mouse timeout */
757 const mtime_t date = mdate();
758 bool hide_mouse = false;
760 vlc_mutex_lock(&osys->lock);
762 if (!osys->mouse.is_hidden &&
763 osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
764 osys->mouse.is_hidden = hide_mouse = true;
765 } else if (osys->mouse.ch_activity) {
766 osys->mouse.is_hidden = false;
768 osys->mouse.ch_activity = false;
769 vlc_mutex_unlock(&osys->lock);
772 if (!vd->info.has_hide_mouse) {
773 msg_Dbg(vd, "auto hidding mouse");
774 vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
776 vout_SendEventMouseHidden(osys->vout);
779 bool reset_render = false;
782 vlc_mutex_lock(&osys->lock);
784 bool ch_fullscreen = osys->ch_fullscreen;
785 bool is_fullscreen = osys->is_fullscreen;
786 osys->ch_fullscreen = false;
788 bool ch_wm_state = osys->ch_wm_state;
789 unsigned wm_state = osys->wm_state;
790 osys->ch_wm_state = false;
792 bool ch_display_size = osys->ch_display_size;
793 int display_width = osys->display_width;
794 int display_height = osys->display_height;
795 bool display_is_fullscreen = osys->display_is_fullscreen;
796 bool display_is_forced = osys->display_is_forced;
797 osys->ch_display_size = false;
800 if (allow_reset_pictures) {
801 reset_pictures = osys->reset_pictures;
802 osys->reset_pictures = false;
804 reset_pictures = false;
807 vlc_mutex_unlock(&osys->lock);
809 if (!ch_fullscreen &&
812 !osys->ch_display_filled &&
818 if (!osys->cfg.is_fullscreen && osys->fit_window != 0) {
819 VoutDisplayFitWindow(vd, osys->fit_window == -1);
820 osys->fit_window = 0;
828 vout_display_cfg_t cfg = osys->cfg;
830 cfg.is_fullscreen = is_fullscreen;
831 cfg.display.width = cfg.is_fullscreen ? 0 : osys->width_saved;
832 cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
834 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
835 msg_Err(vd, "Failed to set fullscreen");
836 is_fullscreen = osys->cfg.is_fullscreen;
837 } else if (!is_fullscreen) {
838 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, true);
840 osys->cfg.is_fullscreen = is_fullscreen;
843 vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
847 if (ch_display_size) {
848 vout_display_cfg_t cfg = osys->cfg;
849 cfg.display.width = display_width;
850 cfg.display.height = display_height;
852 if (!cfg.is_fullscreen != !display_is_fullscreen ||
853 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, display_is_forced)) {
854 if (!cfg.is_fullscreen == !display_is_fullscreen)
855 msg_Err(vd, "Failed to resize display");
857 /* We ignore the resized */
858 display_width = osys->cfg.display.width;
859 display_height = osys->cfg.display.height;
861 osys->cfg.display.width = display_width;
862 osys->cfg.display.height = display_height;
864 if (!display_is_fullscreen) {
865 osys->width_saved = display_width;
866 osys->height_saved = display_height;
870 if (osys->ch_display_filled) {
871 vout_display_cfg_t cfg = osys->cfg;
873 cfg.is_display_filled = osys->is_display_filled;
875 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
876 msg_Err(vd, "Failed to change display filled state");
877 osys->is_display_filled = osys->cfg.is_display_filled;
879 osys->cfg.is_display_filled = osys->is_display_filled;
880 osys->ch_display_filled = false;
882 vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
886 vout_display_cfg_t cfg = osys->cfg;
888 cfg.zoom.num = osys->zoom.num;
889 cfg.zoom.den = osys->zoom.den;
891 if (10 * cfg.zoom.num <= cfg.zoom.den) {
894 } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
899 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
900 msg_Err(vd, "Failed to change zoom");
901 osys->zoom.num = osys->cfg.zoom.num;
902 osys->zoom.den = osys->cfg.zoom.den;
904 osys->fit_window = -1;
907 osys->cfg.zoom.num = osys->zoom.num;
908 osys->cfg.zoom.den = osys->zoom.den;
909 osys->ch_zoom = false;
911 vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
915 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_WINDOW_STATE, wm_state)) {
916 msg_Err(vd, "Failed to set on top");
917 wm_state = osys->wm_state;
919 osys->wm_state_initial = wm_state;
922 vout_SendEventOnTop(osys->vout, osys->wm_state_initial);
926 video_format_t source = vd->source;
928 if (osys->sar.num > 0 && osys->sar.den > 0) {
929 source.i_sar_num = osys->sar.num;
930 source.i_sar_den = osys->sar.den;
932 source.i_sar_num = osys->source.i_sar_num;
933 source.i_sar_den = osys->source.i_sar_den;
936 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
937 /* There nothing much we can do. The only reason a vout display
938 * does not support it is because it need the core to add black border
939 * to the video for it.
940 * TODO add black borders ?
942 msg_Err(vd, "Failed to change source AR");
944 } else if (!osys->fit_window) {
945 osys->fit_window = 1;
948 osys->sar.num = source.i_sar_num;
949 osys->sar.den = source.i_sar_den;
950 osys->ch_sar = false;
953 if (osys->sar.num == osys->source.i_sar_num &&
954 osys->sar.den == osys->source.i_sar_den)
956 vout_SendEventSourceAspect(osys->vout, 0, 0);
960 unsigned dar_num, dar_den;
961 vlc_ureduce( &dar_num, &dar_den,
962 osys->sar.num * vd->source.i_visible_width,
963 osys->sar.den * vd->source.i_visible_height,
965 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
967 /* If a crop ratio is requested, recompute the parameters */
968 if (osys->crop.num > 0 && osys->crop.den > 0)
969 osys->ch_crop = true;
973 video_format_t source = vd->source;
975 unsigned crop_num = osys->crop.num;
976 unsigned crop_den = osys->crop.den;
977 if (crop_num > 0 && crop_den > 0) {
978 video_format_t fmt = osys->source;
979 fmt.i_sar_num = source.i_sar_num;
980 fmt.i_sar_den = source.i_sar_den;
981 VoutDisplayCropRatio(&osys->crop.x, &osys->crop.y,
982 &osys->crop.width, &osys->crop.height,
983 &fmt, crop_num, crop_den);
986 source.i_x_offset = osys->crop.x;
987 source.i_y_offset = osys->crop.y;
988 source.i_visible_width = osys->crop.width;
989 source.i_visible_height = osys->crop.height;
992 const bool is_valid = source.i_x_offset < source.i_width &&
993 source.i_y_offset < source.i_height &&
994 source.i_x_offset + source.i_visible_width <= source.i_width &&
995 source.i_y_offset + source.i_visible_height <= source.i_height &&
996 source.i_visible_width > 0 && source.i_visible_height > 0;
998 if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
1000 msg_Err(vd, "Failed to change source crop TODO implement crop at core");
1002 msg_Err(vd, "Invalid crop requested");
1004 source = vd->source;
1005 crop_num = osys->crop_saved.num;
1006 crop_den = osys->crop_saved.den;
1007 /* FIXME implement cropping in the core if not supported by the
1008 * vout module (easy)
1010 } else if (!osys->fit_window) {
1011 osys->fit_window = 1;
1013 vd->source = source;
1014 osys->crop.x = source.i_x_offset;
1015 osys->crop.y = source.i_y_offset;
1016 osys->crop.width = source.i_visible_width;
1017 osys->crop.height = source.i_visible_height;
1018 osys->crop.num = crop_num;
1019 osys->crop.den = crop_den;
1020 osys->ch_crop = false;
1022 /* TODO fix when a ratio is used (complicated). */
1023 const unsigned left = osys->crop.x - osys->source.i_x_offset;
1024 const unsigned top = osys->crop.y - osys->source.i_y_offset;
1025 const unsigned right = osys->source.i_visible_width - (osys->crop.width + osys->crop.x);
1026 const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
1027 vout_SendEventSourceCrop(osys->vout,
1028 osys->crop.num, osys->crop.den,
1029 left, top, right, bottom);
1033 if (reset_pictures) {
1034 if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
1035 /* FIXME what to do here ? */
1036 msg_Err(vd, "Failed to reset pictures (probably fatal)");
1038 reset_render = true;
1042 VoutDisplayResetRender(vd);
1045 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
1047 vout_display_owner_sys_t *osys = vd->owner.sys;
1049 vlc_mutex_lock(&osys->lock);
1050 const bool reset_pictures = osys->reset_pictures;
1051 vlc_mutex_unlock(&osys->lock);
1053 return reset_pictures;
1056 bool vout_IsDisplayFiltered(vout_display_t *vd)
1058 vout_display_owner_sys_t *osys = vd->owner.sys;
1060 return osys->filters != NULL;
1063 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
1065 vout_display_owner_sys_t *osys = vd->owner.sys;
1067 assert(osys->filters);
1068 return filter_chain_VideoFilter(osys->filters, picture);
1071 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
1073 vout_display_owner_sys_t *osys = vd->owner.sys;
1075 vlc_mutex_lock(&osys->lock);
1076 if (!osys->is_fullscreen != !is_fullscreen) {
1077 osys->ch_fullscreen = true;
1078 osys->is_fullscreen = is_fullscreen;
1080 vlc_mutex_unlock(&osys->lock);
1083 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
1085 vout_display_owner_sys_t *osys = vd->owner.sys;
1087 if (!osys->is_display_filled != !is_filled) {
1088 osys->ch_display_filled = true;
1089 osys->is_display_filled = is_filled;
1093 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
1095 vout_display_owner_sys_t *osys = vd->owner.sys;
1097 if (osys->is_display_filled ||
1098 osys->zoom.num != num || osys->zoom.den != den) {
1099 osys->ch_zoom = true;
1100 osys->zoom.num = num;
1101 osys->zoom.den = den;
1105 void vout_SetWindowState(vout_display_t *vd, unsigned state)
1107 vout_display_owner_sys_t *osys = vd->owner.sys;
1109 vlc_mutex_lock(&osys->lock);
1110 if (osys->wm_state != state) {
1111 osys->ch_wm_state = true;
1112 osys->wm_state = state;
1114 vlc_mutex_unlock(&osys->lock);
1117 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
1119 vout_display_owner_sys_t *osys = vd->owner.sys;
1121 if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
1122 osys->ch_sar = true;
1123 osys->sar.num = sar_num;
1124 osys->sar.den = sar_den;
1127 void vout_SetDisplayCrop(vout_display_t *vd,
1128 unsigned crop_num, unsigned crop_den,
1129 unsigned x, unsigned y, unsigned width, unsigned height)
1131 vout_display_owner_sys_t *osys = vd->owner.sys;
1133 if (osys->crop.x != x || osys->crop.y != y ||
1134 osys->crop.width != width || osys->crop.height != height ||
1135 (crop_num > 0 && crop_den > 0 &&
1136 (crop_num != osys->crop.num || crop_den != osys->crop.den))) {
1140 osys->crop.width = width;
1141 osys->crop.height = height;
1142 osys->crop.num = crop_num;
1143 osys->crop.den = crop_den;
1145 osys->ch_crop = true;
1148 vout_opengl_t *vout_GetDisplayOpengl(vout_display_t *vd)
1151 if (vout_display_Control(vd, VOUT_DISPLAY_GET_OPENGL, &gl))
1156 static vout_display_t *DisplayNew(vout_thread_t *vout,
1157 const video_format_t *source_org,
1158 const vout_display_state_t *state,
1160 bool is_wrapper, vout_display_t *wrapper,
1161 mtime_t double_click_timeout,
1162 mtime_t hide_timeout,
1163 const vout_display_owner_t *owner_ptr)
1166 vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
1167 vout_display_cfg_t *cfg = &osys->cfg;
1170 osys->wm_state_initial = -1;
1171 osys->sar_initial.num = state->sar.num;
1172 osys->sar_initial.den = state->sar.den;
1173 vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1177 osys->is_wrapper = is_wrapper;
1178 osys->wrapper = wrapper;
1180 vlc_mutex_init(&osys->lock);
1182 vlc_mouse_Init(&osys->mouse.state);
1183 osys->mouse.last_moved = mdate();
1184 osys->mouse.double_click_timeout = double_click_timeout;
1185 osys->mouse.hide_timeout = hide_timeout;
1186 osys->is_fullscreen = cfg->is_fullscreen;
1187 osys->display_width = cfg->display.width;
1188 osys->display_height = cfg->display.height;
1189 osys->is_display_filled = cfg->is_display_filled;
1190 osys->width_saved = cfg->display.width;
1191 osys->height_saved = cfg->display.height;
1192 if (osys->is_fullscreen) {
1193 vout_display_cfg_t cfg_windowed = *cfg;
1194 cfg_windowed.is_fullscreen = false;
1195 cfg_windowed.display.width = 0;
1196 cfg_windowed.display.height = 0;
1197 vout_display_GetDefaultDisplaySize(&osys->width_saved,
1198 &osys->height_saved,
1199 source_org, &cfg_windowed);
1201 osys->zoom.num = cfg->zoom.num;
1202 osys->zoom.den = cfg->zoom.den;
1203 osys->wm_state = state->wm_state;
1204 osys->fit_window = 0;
1205 osys->event.fifo = NULL;
1207 osys->source = *source_org;
1209 video_format_t source = *source_org;
1215 source.i_visible_width =
1216 osys->crop.width = source.i_width;
1217 source.i_visible_height =
1218 osys->crop.height = source.i_height;
1219 osys->crop_saved.num = 0;
1220 osys->crop_saved.den = 0;
1224 osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1225 osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1226 #ifdef ALLOW_DUMMY_VOUT
1227 vlc_mouse_Init(&osys->vout_mouse);
1230 vout_display_owner_t owner;
1234 owner.event = VoutDisplayEvent;
1235 owner.window_new = VoutDisplayNewWindow;
1236 owner.window_del = VoutDisplayDelWindow;
1241 vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1242 module, !is_wrapper,
1243 &source, cfg, &owner);
1249 VoutDisplayCreateRender(p_display);
1251 /* Setup delayed request */
1252 if (osys->sar.num != source_org->i_sar_num ||
1253 osys->sar.den != source_org->i_sar_den)
1254 osys->ch_sar = true;
1255 if (osys->wm_state != osys->wm_state_initial)
1256 osys->ch_wm_state = true;
1257 if (osys->crop.x != source_org->i_x_offset ||
1258 osys->crop.y != source_org->i_y_offset ||
1259 osys->crop.width != source_org->i_visible_width ||
1260 osys->crop.height != source_org->i_visible_height)
1261 osys->ch_crop = true;
1266 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1268 vout_display_owner_sys_t *osys = vd->owner.sys;
1271 if (!osys->is_wrapper )
1272 state->cfg = osys->cfg;
1273 state->wm_state = osys->wm_state;
1274 state->sar.num = osys->sar_initial.num;
1275 state->sar.den = osys->sar_initial.den;
1278 VoutDisplayDestroyRender(vd);
1279 if (osys->is_wrapper)
1281 vout_display_Delete(vd);
1282 if (osys->event.fifo) {
1283 vlc_cancel(osys->event.thread);
1284 block_FifoRelease(osys->event.fifo);
1286 vlc_mutex_destroy(&osys->lock);
1290 /*****************************************************************************
1292 *****************************************************************************/
1293 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1294 const video_format_t *source,
1295 const vout_display_state_t *state,
1297 mtime_t double_click_timeout,
1298 mtime_t hide_timeout)
1300 return DisplayNew(vout, source, state, module, false, NULL,
1301 double_click_timeout, hide_timeout, NULL);
1304 /*****************************************************************************
1306 *****************************************************************************/
1307 struct vout_display_sys_t {
1308 picture_pool_t *pool;
1309 video_splitter_t *splitter;
1313 picture_t **picture;
1314 vout_display_t **display;
1316 struct video_splitter_owner_t {
1317 vout_display_t *wrapper;
1320 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1322 vout_display_owner_sys_t *osys = vd->owner.sys;
1324 vout_window_cfg_t cfg = *cfg_ptr;
1325 cfg.is_standalone = true;
1326 cfg.x += 0;//output->window.i_x; FIXME
1327 cfg.y += 0;//output->window.i_y;
1329 return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1331 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1333 vout_display_owner_sys_t *osys = vd->owner.sys;
1335 vout_DeleteDisplayWindow(osys->vout, vd, window);
1337 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1339 //vout_display_owner_sys_t *osys = vd->owner.sys;
1343 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1344 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1345 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1346 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1350 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1351 case VOUT_DISPLAY_EVENT_KEY:
1352 case VOUT_DISPLAY_EVENT_CLOSE:
1353 case VOUT_DISPLAY_EVENT_FULLSCREEN:
1354 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1355 case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1356 VoutDisplayEvent(vd, event, args);
1360 msg_Err(vd, "SplitterEvent TODO");
1365 static picture_pool_t *SplitterPool(vout_display_t *vd, unsigned count)
1367 vout_display_sys_t *sys = vd->sys;
1369 sys->pool = picture_pool_NewFromFormat(&vd->fmt, count);
1372 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1374 vout_display_sys_t *sys = vd->sys;
1376 picture_Hold(picture);
1378 if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1379 for (int i = 0; i < sys->count; i++)
1380 sys->picture[i] = NULL;
1381 picture_Release(picture);
1385 for (int i = 0; i < sys->count; i++) {
1386 if (vout_IsDisplayFiltered(sys->display[i]))
1387 sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1388 if (sys->picture[i])
1389 vout_display_Prepare(sys->display[i], sys->picture[i]);
1392 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1394 vout_display_sys_t *sys = vd->sys;
1396 for (int i = 0; i < sys->count; i++) {
1397 if (sys->picture[i])
1398 vout_display_Display(sys->display[i], sys->picture[i]);
1400 picture_Release(picture);
1402 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1404 return VLC_EGENERIC;
1406 static void SplitterManage(vout_display_t *vd)
1408 vout_display_sys_t *sys = vd->sys;
1410 for (int i = 0; i < sys->count; i++)
1411 vout_ManageDisplay(sys->display[i], true);
1414 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1416 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1418 for (int i = 0; i < wsys->count; i++) {
1419 if (vout_IsDisplayFiltered(wsys->display[i])) {
1420 /* TODO use a pool ? */
1421 picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1423 picture_pool_t *pool = vout_display_Pool(wsys->display[i], 1);
1424 picture[i] = pool ? picture_pool_Get(pool) : NULL;
1427 for (int j = 0; j < i; j++)
1428 picture_Release(picture[j]);
1429 return VLC_EGENERIC;
1434 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1436 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1438 for (int i = 0; i < wsys->count; i++)
1439 picture_Release(picture[i]);
1441 static void SplitterClose(vout_display_t *vd)
1443 vout_display_sys_t *sys = vd->sys;
1446 video_splitter_t *splitter = sys->splitter;
1447 free(splitter->p_owner);
1448 video_splitter_Delete(splitter);
1451 picture_pool_Delete(sys->pool);
1454 for (int i = 0; i < sys->count; i++)
1455 vout_DeleteDisplay(sys->display[i], NULL);
1456 TAB_CLEAN(sys->count, sys->display);
1462 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1463 const video_format_t *source,
1464 const vout_display_state_t *state,
1466 const char *splitter_module,
1467 mtime_t double_click_timeout,
1468 mtime_t hide_timeout)
1470 video_splitter_t *splitter =
1471 video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1476 vout_display_t *wrapper =
1477 DisplayNew(vout, source, state, module, true, NULL,
1478 double_click_timeout, hide_timeout, NULL);
1480 video_splitter_Delete(splitter);
1483 vout_display_sys_t *sys = malloc(sizeof(*sys));
1486 sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1489 sys->splitter = splitter;
1492 wrapper->pool = SplitterPool;
1493 wrapper->prepare = SplitterPrepare;
1494 wrapper->display = SplitterDisplay;
1495 wrapper->control = SplitterControl;
1496 wrapper->manage = SplitterManage;
1500 video_splitter_owner_t *owner = malloc(sizeof(*owner));
1503 owner->wrapper = wrapper;
1504 splitter->p_owner = owner;
1505 splitter->pf_picture_new = SplitterPictureNew;
1506 splitter->pf_picture_del = SplitterPictureDel;
1509 TAB_INIT(sys->count, sys->display);
1510 for (int i = 0; i < splitter->i_output; i++) {
1511 vout_display_owner_t owner;
1513 owner.event = SplitterEvent;
1514 owner.window_new = SplitterNewWindow;
1515 owner.window_del = SplitterDelWindow;
1517 const video_splitter_output_t *output = &splitter->p_output[i];
1518 vout_display_state_t ostate;
1520 memset(&ostate, 0, sizeof(ostate));
1521 ostate.cfg.is_fullscreen = false;
1522 ostate.cfg.display = state->cfg.display;
1523 ostate.cfg.align.horizontal = 0; /* TODO */
1524 ostate.cfg.align.vertical = 0; /* TODO */
1525 ostate.cfg.is_display_filled = true;
1526 ostate.cfg.zoom.num = 1;
1527 ostate.cfg.zoom.den = 1;
1529 vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1530 output->psz_module ? output->psz_module : module,
1532 double_click_timeout, hide_timeout, &owner);
1534 vout_DeleteDisplay(wrapper, NULL);
1537 TAB_APPEND(sys->count, sys->display, vd);
1543 /*****************************************************************************
1545 *****************************************************************************/
1546 #include "vout_internal.h"
1547 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1551 /* The check on p_spu is needed as long as ALLOW_DUMMY_VOUT is defined */
1552 if (vout->p->p_spu && spu_ProcessMouse( vout->p->p_spu, m, &vout->p->display.vd->source))
1555 vlc_mutex_lock( &vout->p->vfilter_lock );
1556 if (vout->p->vfilter_chain) {
1557 if (!filter_chain_MouseFilter(vout->p->vfilter_chain, &tmp, m))
1560 vlc_mutex_unlock( &vout->p->vfilter_lock );
1562 if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
1563 vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
1565 if (vlc_mouse_HasButton(&vout->p->mouse, m)) {
1566 static const int buttons[] = {
1568 MOUSE_BUTTON_CENTER,
1570 MOUSE_BUTTON_WHEEL_UP,
1571 MOUSE_BUTTON_WHEEL_DOWN,
1574 for (int i = 0; buttons[i] >= 0; i++) {
1575 const int button = buttons[i];
1576 if (vlc_mouse_HasPressed(&vout->p->mouse, m, button))
1577 vout_SendEventMousePressed(vout, button);
1578 else if (vlc_mouse_HasReleased(&vout->p->mouse, m, button))
1579 vout_SendEventMouseReleased(vout, button);
1582 if (m->b_double_click)
1583 vout_SendEventMouseDoubleClick(vout);
1584 vout->p->mouse = *m;
1586 #ifdef ALLOW_DUMMY_VOUT
1587 static void DummyVoutSendDisplayEventMouse(vout_thread_t *vout, vlc_mouse_t *fallback, const vlc_mouse_t *m)
1589 vout_thread_sys_t p;
1592 p.mouse = *fallback;
1593 vlc_mutex_init(&p.vfilter_lock);
1594 p.vfilter_chain = NULL;
1598 vout_SendDisplayEventMouse(vout, m);
1599 if (vout->p == &p) {
1600 vlc_mutex_destroy(&p.vfilter_lock);
1601 *fallback = p.mouse;