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;
289 unsigned width_saved;
290 unsigned height_saved;
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);
470 //msg_Dbg(vd, "VoutDisplayEvent 'mouse' @%d,%d", x, y);
474 m.b_double_click = false;
477 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
478 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED: {
479 const int button = (int)va_arg(args, int);
480 const int button_mask = 1 << button;
482 /* Ignore inconsistent event */
483 if ((event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED && (osys->mouse.state.i_pressed & button_mask)) ||
484 (event == VOUT_DISPLAY_EVENT_MOUSE_RELEASED && !(osys->mouse.state.i_pressed & button_mask))) {
490 msg_Dbg(vd, "VoutDisplayEvent 'mouse button' %d t=%d", button, event);
492 m.b_double_click = false;
493 if (event == VOUT_DISPLAY_EVENT_MOUSE_PRESSED)
494 m.i_pressed |= button_mask;
496 m.i_pressed &= ~button_mask;
499 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
500 msg_Dbg(vd, "VoutDisplayEvent 'double click'");
502 m.b_double_click = true;
509 vlc_mutex_unlock(&osys->lock);
513 /* Emulate double-click if needed */
514 if (!vd->info.has_double_click &&
515 vlc_mouse_HasPressed(&osys->mouse.state, &m, MOUSE_BUTTON_LEFT)) {
516 const mtime_t i_date = mdate();
518 if (i_date - osys->mouse.last_pressed < osys->mouse.double_click_timeout ) {
519 m.b_double_click = true;
520 osys->mouse.last_pressed = 0;
522 osys->mouse.last_pressed = mdate();
527 osys->mouse.state = m;
530 osys->mouse.ch_activity = true;
531 if (!vd->info.has_hide_mouse)
532 osys->mouse.last_moved = mdate();
535 vout_SendEventMouseVisible(osys->vout);
536 #ifdef ALLOW_DUMMY_VOUT
537 DummyVoutSendDisplayEventMouse(osys->vout, &osys->vout_mouse, &m);
539 vout_SendDisplayEventMouse(osys->vout, &m);
541 vlc_mutex_unlock(&osys->lock);
544 static void *VoutDisplayEventKeyDispatch(void *data)
546 vout_display_owner_sys_t *osys = data;
549 block_t *event = block_FifoGet(osys->event.fifo);
551 int cancel = vlc_savecancel();
554 memcpy(&key, event->p_buffer, sizeof(key));
555 vout_SendEventKey(osys->vout, key);
556 block_Release(event);
558 vlc_restorecancel(cancel);
562 static void VoutDisplayEventKey(vout_display_t *vd, int key)
564 vout_display_owner_sys_t *osys = vd->owner.sys;
566 if (!osys->event.fifo) {
567 osys->event.fifo = block_FifoNew();
568 if (!osys->event.fifo)
570 if (vlc_clone(&osys->event.thread, VoutDisplayEventKeyDispatch,
571 osys, VLC_THREAD_PRIORITY_LOW)) {
572 block_FifoRelease(osys->event.fifo);
573 osys->event.fifo = NULL;
577 block_t *event = block_Alloc(sizeof(key));
579 memcpy(event->p_buffer, &key, sizeof(key));
580 block_FifoPut(osys->event.fifo, event);
584 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
586 vout_display_owner_sys_t *osys = vd->owner.sys;
589 case VOUT_DISPLAY_EVENT_CLOSE: {
590 msg_Dbg(vd, "VoutDisplayEvent 'close'");
591 vout_SendEventClose(osys->vout);
594 case VOUT_DISPLAY_EVENT_KEY: {
595 const int key = (int)va_arg(args, int);
596 msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
597 if (vd->info.has_event_thread)
598 vout_SendEventKey(osys->vout, key);
600 VoutDisplayEventKey(vd, key);
603 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
604 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
605 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
606 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
607 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
608 VoutDisplayEventMouse(vd, event, args);
611 case VOUT_DISPLAY_EVENT_FULLSCREEN: {
612 const int is_fullscreen = (int)va_arg(args, int);
614 msg_Dbg(vd, "VoutDisplayEvent 'fullscreen' %d", is_fullscreen);
616 vlc_mutex_lock(&osys->lock);
617 if (!is_fullscreen != !osys->is_fullscreen) {
618 osys->ch_fullscreen = true;
619 osys->is_fullscreen = is_fullscreen;
621 vlc_mutex_unlock(&osys->lock);
625 case VOUT_DISPLAY_EVENT_WINDOW_STATE: {
626 const unsigned state = va_arg(args, unsigned);
628 msg_Dbg(vd, "VoutDisplayEvent 'window state' %u", state);
630 vlc_mutex_lock(&osys->lock);
631 if (state != osys->wm_state) {
632 osys->ch_wm_state = true;
633 osys->wm_state = state;
635 vlc_mutex_unlock(&osys->lock);
639 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE: {
640 const int width = (int)va_arg(args, int);
641 const int height = (int)va_arg(args, int);
642 const bool is_fullscreen = (bool)va_arg(args, int);
643 msg_Dbg(vd, "VoutDisplayEvent 'resize' %dx%d %s",
644 width, height, is_fullscreen ? "fullscreen" : "window");
647 vlc_mutex_lock(&osys->lock);
649 osys->ch_display_size = true;
650 osys->display_width = width;
651 osys->display_height = height;
652 osys->display_is_fullscreen = is_fullscreen;
653 osys->display_is_forced = false;
655 vlc_mutex_unlock(&osys->lock);
659 case VOUT_DISPLAY_EVENT_PICTURES_INVALID: {
660 msg_Warn(vd, "VoutDisplayEvent 'pictures invalid'");
663 assert(vd->info.has_pictures_invalid);
665 vlc_mutex_lock(&osys->lock);
666 osys->reset_pictures = true;
667 vlc_mutex_unlock(&osys->lock);
671 msg_Err(vd, "VoutDisplayEvent received event %d", event);
672 /* TODO add an assert when all event are handled */
677 static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg)
679 vout_display_owner_sys_t *osys = vd->owner.sys;
681 #ifdef ALLOW_DUMMY_VOUT
682 if (!osys->vout->p) {
683 vout_window_cfg_t cfg_override = *cfg;
685 if (!var_InheritBool(osys->vout, "embedded-video"))
686 cfg_override.is_standalone = true;
688 return vout_window_New(VLC_OBJECT(osys->vout), NULL, &cfg_override);
691 return vout_NewDisplayWindow(osys->vout, vd, cfg);
693 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
695 vout_display_owner_sys_t *osys = vd->owner.sys;
697 #ifdef ALLOW_DUMMY_VOUT
698 if (!osys->vout->p) {
700 vout_window_Delete(window);
704 vout_DeleteDisplayWindow(osys->vout, vd, window);
707 static void VoutDisplayFitWindow(vout_display_t *vd, bool default_size)
709 vout_display_owner_sys_t *osys = vd->owner.sys;
710 vout_display_cfg_t cfg = osys->cfg;
712 if (!cfg.is_display_filled)
715 cfg.display.width = 0;
717 cfg.display.height = 0;
719 cfg.display.height = osys->height_saved;
724 unsigned display_width;
725 unsigned display_height;
726 vout_display_GetDefaultDisplaySize(&display_width, &display_height,
729 vlc_mutex_lock(&osys->lock);
731 osys->ch_display_size = true;
732 osys->display_width = display_width;
733 osys->display_height = display_height;
734 osys->display_is_fullscreen = osys->cfg.is_fullscreen;
735 osys->display_is_forced = true;
737 vlc_mutex_unlock(&osys->lock);
740 static void VoutDisplayCropRatio(unsigned *x, unsigned *y,
741 unsigned *width, unsigned *height,
742 const video_format_t *source,
743 unsigned num, unsigned den)
745 unsigned scaled_width = (uint64_t)source->i_visible_height * num * source->i_sar_den / den / source->i_sar_num;
746 unsigned scaled_height = (uint64_t)source->i_visible_width * den * source->i_sar_num / num / source->i_sar_den;
748 if (scaled_width < source->i_visible_width) {
749 *x = (source->i_visible_width - scaled_width) / 2;
751 *width = scaled_width;
752 *height = source->i_visible_height;
755 *y = (source->i_visible_height - scaled_height) / 2;
756 *width = source->i_visible_width;
757 *height = scaled_height;
759 *x += source->i_x_offset;
760 *y += source->i_y_offset;
763 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
765 vout_display_owner_sys_t *osys = vd->owner.sys;
767 vout_display_Manage(vd);
769 /* Handle mouse timeout */
770 const mtime_t date = mdate();
771 bool hide_mouse = false;
773 vlc_mutex_lock(&osys->lock);
775 if (!osys->mouse.is_hidden &&
776 osys->mouse.last_moved + osys->mouse.hide_timeout < date) {
777 osys->mouse.is_hidden = hide_mouse = true;
778 } else if (osys->mouse.ch_activity) {
779 osys->mouse.is_hidden = false;
781 osys->mouse.ch_activity = false;
782 vlc_mutex_unlock(&osys->lock);
785 if (!vd->info.has_hide_mouse) {
786 msg_Dbg(vd, "auto hidding mouse");
787 vout_display_Control(vd, VOUT_DISPLAY_HIDE_MOUSE);
789 vout_SendEventMouseHidden(osys->vout);
792 bool reset_render = false;
795 vlc_mutex_lock(&osys->lock);
797 bool ch_fullscreen = osys->ch_fullscreen;
798 bool is_fullscreen = osys->is_fullscreen;
799 osys->ch_fullscreen = false;
801 bool ch_wm_state = osys->ch_wm_state;
802 unsigned wm_state = osys->wm_state;
803 osys->ch_wm_state = false;
805 bool ch_display_size = osys->ch_display_size;
806 int display_width = osys->display_width;
807 int display_height = osys->display_height;
808 bool display_is_fullscreen = osys->display_is_fullscreen;
809 bool display_is_forced = osys->display_is_forced;
810 osys->ch_display_size = false;
813 if (allow_reset_pictures) {
814 reset_pictures = osys->reset_pictures;
815 osys->reset_pictures = false;
817 reset_pictures = false;
820 vlc_mutex_unlock(&osys->lock);
822 if (!ch_fullscreen &&
825 !osys->ch_display_filled &&
831 if (!osys->cfg.is_fullscreen && osys->fit_window != 0) {
832 VoutDisplayFitWindow(vd, osys->fit_window == -1);
833 osys->fit_window = 0;
841 vout_display_cfg_t cfg = osys->cfg;
843 cfg.is_fullscreen = is_fullscreen;
844 cfg.display.width = cfg.is_fullscreen ? 0 : osys->width_saved;
845 cfg.display.height = cfg.is_fullscreen ? 0 : osys->height_saved;
847 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
848 msg_Err(vd, "Failed to set fullscreen");
849 is_fullscreen = osys->cfg.is_fullscreen;
850 } else if (!is_fullscreen) {
851 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, true);
853 osys->cfg.is_fullscreen = is_fullscreen;
856 vout_SendEventFullscreen(osys->vout, osys->cfg.is_fullscreen);
860 if (ch_display_size) {
861 vout_display_cfg_t cfg = osys->cfg;
862 cfg.display.width = display_width;
863 cfg.display.height = display_height;
865 if (!cfg.is_fullscreen != !display_is_fullscreen ||
866 vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, display_is_forced)) {
867 if (!cfg.is_fullscreen == !display_is_fullscreen)
868 msg_Err(vd, "Failed to resize display");
870 /* We ignore the resized */
871 display_width = osys->cfg.display.width;
872 display_height = osys->cfg.display.height;
874 osys->cfg.display.width = display_width;
875 osys->cfg.display.height = display_height;
877 if (!display_is_fullscreen) {
878 osys->width_saved = display_width;
879 osys->height_saved = display_height;
883 if (osys->ch_display_filled) {
884 vout_display_cfg_t cfg = osys->cfg;
886 cfg.is_display_filled = osys->is_display_filled;
888 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_FILLED, &cfg)) {
889 msg_Err(vd, "Failed to change display filled state");
890 osys->is_display_filled = osys->cfg.is_display_filled;
892 osys->cfg.is_display_filled = osys->is_display_filled;
893 osys->ch_display_filled = false;
895 vout_SendEventDisplayFilled(osys->vout, osys->cfg.is_display_filled);
899 vout_display_cfg_t cfg = osys->cfg;
901 cfg.zoom.num = osys->zoom.num;
902 cfg.zoom.den = osys->zoom.den;
904 if (10 * cfg.zoom.num <= cfg.zoom.den) {
907 } else if (cfg.zoom.num >= 10 * cfg.zoom.den) {
912 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_ZOOM, &cfg)) {
913 msg_Err(vd, "Failed to change zoom");
914 osys->zoom.num = osys->cfg.zoom.num;
915 osys->zoom.den = osys->cfg.zoom.den;
917 osys->fit_window = -1;
920 osys->cfg.zoom.num = osys->zoom.num;
921 osys->cfg.zoom.den = osys->zoom.den;
922 osys->ch_zoom = false;
924 vout_SendEventZoom(osys->vout, osys->cfg.zoom.num, osys->cfg.zoom.den);
928 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_WINDOW_STATE, wm_state)) {
929 msg_Err(vd, "Failed to set on top");
930 wm_state = osys->wm_state;
932 osys->wm_state_initial = wm_state;
935 vout_SendEventOnTop(osys->vout, osys->wm_state_initial);
939 video_format_t source = vd->source;
941 if (osys->sar.num > 0 && osys->sar.den > 0) {
942 source.i_sar_num = osys->sar.num;
943 source.i_sar_den = osys->sar.den;
945 source.i_sar_num = osys->source.i_sar_num;
946 source.i_sar_den = osys->source.i_sar_den;
949 if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_ASPECT, &source)) {
950 /* There nothing much we can do. The only reason a vout display
951 * does not support it is because it need the core to add black border
952 * to the video for it.
953 * TODO add black borders ?
955 msg_Err(vd, "Failed to change source AR");
957 } else if (!osys->fit_window) {
958 osys->fit_window = 1;
961 osys->sar.num = source.i_sar_num;
962 osys->sar.den = source.i_sar_den;
963 osys->ch_sar = false;
966 if (osys->sar.num == osys->source.i_sar_num &&
967 osys->sar.den == osys->source.i_sar_den)
969 vout_SendEventSourceAspect(osys->vout, 0, 0);
973 unsigned dar_num, dar_den;
974 vlc_ureduce( &dar_num, &dar_den,
975 osys->sar.num * vd->source.i_visible_width,
976 osys->sar.den * vd->source.i_visible_height,
978 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
980 /* If a crop ratio is requested, recompute the parameters */
981 if (osys->crop.num > 0 && osys->crop.den > 0)
982 osys->ch_crop = true;
986 video_format_t source = vd->source;
988 unsigned crop_num = osys->crop.num;
989 unsigned crop_den = osys->crop.den;
990 if (crop_num > 0 && crop_den > 0) {
991 video_format_t fmt = osys->source;
992 fmt.i_sar_num = source.i_sar_num;
993 fmt.i_sar_den = source.i_sar_den;
994 VoutDisplayCropRatio(&osys->crop.x, &osys->crop.y,
995 &osys->crop.width, &osys->crop.height,
996 &fmt, crop_num, crop_den);
999 source.i_x_offset = osys->crop.x;
1000 source.i_y_offset = osys->crop.y;
1001 source.i_visible_width = osys->crop.width;
1002 source.i_visible_height = osys->crop.height;
1005 const bool is_valid = source.i_x_offset < source.i_width &&
1006 source.i_y_offset < source.i_height &&
1007 source.i_x_offset + source.i_visible_width <= source.i_width &&
1008 source.i_y_offset + source.i_visible_height <= source.i_height &&
1009 source.i_visible_width > 0 && source.i_visible_height > 0;
1011 if (!is_valid || vout_display_Control(vd, VOUT_DISPLAY_CHANGE_SOURCE_CROP, &source)) {
1013 msg_Err(vd, "Failed to change source crop TODO implement crop at core");
1015 msg_Err(vd, "Invalid crop requested");
1017 source = vd->source;
1018 crop_num = osys->crop_saved.num;
1019 crop_den = osys->crop_saved.den;
1020 /* FIXME implement cropping in the core if not supported by the
1021 * vout module (easy)
1023 } else if (!osys->fit_window) {
1024 osys->fit_window = 1;
1026 vd->source = source;
1027 osys->crop.x = source.i_x_offset;
1028 osys->crop.y = source.i_y_offset;
1029 osys->crop.width = source.i_visible_width;
1030 osys->crop.height = source.i_visible_height;
1031 osys->crop.num = crop_num;
1032 osys->crop.den = crop_den;
1033 osys->ch_crop = false;
1035 /* TODO fix when a ratio is used (complicated). */
1036 const unsigned left = osys->crop.x - osys->source.i_x_offset;
1037 const unsigned top = osys->crop.y - osys->source.i_y_offset;
1038 const unsigned right = osys->source.i_visible_width - (osys->crop.width + osys->crop.x);
1039 const unsigned bottom = osys->source.i_visible_height - (osys->crop.height + osys->crop.y);
1040 vout_SendEventSourceCrop(osys->vout,
1041 osys->crop.num, osys->crop.den,
1042 left, top, right, bottom);
1046 if (reset_pictures) {
1047 if (vout_display_Control(vd, VOUT_DISPLAY_RESET_PICTURES)) {
1048 /* FIXME what to do here ? */
1049 msg_Err(vd, "Failed to reset pictures (probably fatal)");
1051 reset_render = true;
1055 VoutDisplayResetRender(vd);
1058 bool vout_AreDisplayPicturesInvalid(vout_display_t *vd)
1060 vout_display_owner_sys_t *osys = vd->owner.sys;
1062 vlc_mutex_lock(&osys->lock);
1063 const bool reset_pictures = osys->reset_pictures;
1064 vlc_mutex_unlock(&osys->lock);
1066 return reset_pictures;
1069 bool vout_IsDisplayFiltered(vout_display_t *vd)
1071 vout_display_owner_sys_t *osys = vd->owner.sys;
1073 return osys->filters != NULL;
1076 picture_t *vout_FilterDisplay(vout_display_t *vd, picture_t *picture)
1078 vout_display_owner_sys_t *osys = vd->owner.sys;
1080 assert(osys->filters);
1081 return filter_chain_VideoFilter(osys->filters, picture);
1084 void vout_SetDisplayFullscreen(vout_display_t *vd, bool is_fullscreen)
1086 vout_display_owner_sys_t *osys = vd->owner.sys;
1088 vlc_mutex_lock(&osys->lock);
1089 if (!osys->is_fullscreen != !is_fullscreen) {
1090 osys->ch_fullscreen = true;
1091 osys->is_fullscreen = is_fullscreen;
1093 vlc_mutex_unlock(&osys->lock);
1096 void vout_SetDisplayFilled(vout_display_t *vd, bool is_filled)
1098 vout_display_owner_sys_t *osys = vd->owner.sys;
1100 if (!osys->is_display_filled != !is_filled) {
1101 osys->ch_display_filled = true;
1102 osys->is_display_filled = is_filled;
1106 void vout_SetDisplayZoom(vout_display_t *vd, int num, int den)
1108 vout_display_owner_sys_t *osys = vd->owner.sys;
1110 if (osys->is_display_filled ||
1111 osys->zoom.num != num || osys->zoom.den != den) {
1112 osys->ch_zoom = true;
1113 osys->zoom.num = num;
1114 osys->zoom.den = den;
1118 void vout_SetWindowState(vout_display_t *vd, unsigned state)
1120 vout_display_owner_sys_t *osys = vd->owner.sys;
1122 vlc_mutex_lock(&osys->lock);
1123 if (osys->wm_state != state) {
1124 osys->ch_wm_state = true;
1125 osys->wm_state = state;
1127 vlc_mutex_unlock(&osys->lock);
1130 void vout_SetDisplayAspect(vout_display_t *vd, unsigned sar_num, unsigned sar_den)
1132 vout_display_owner_sys_t *osys = vd->owner.sys;
1134 if (osys->sar.num != sar_num || osys->sar.den != sar_den) {
1135 osys->ch_sar = true;
1136 osys->sar.num = sar_num;
1137 osys->sar.den = sar_den;
1140 void vout_SetDisplayCrop(vout_display_t *vd,
1141 unsigned crop_num, unsigned crop_den,
1142 unsigned x, unsigned y, unsigned width, unsigned height)
1144 vout_display_owner_sys_t *osys = vd->owner.sys;
1146 if (osys->crop.x != x || osys->crop.y != y ||
1147 osys->crop.width != width || osys->crop.height != height ||
1148 (crop_num > 0 && crop_den > 0 &&
1149 (crop_num != osys->crop.num || crop_den != osys->crop.den))) {
1153 osys->crop.width = width;
1154 osys->crop.height = height;
1155 osys->crop.num = crop_num;
1156 osys->crop.den = crop_den;
1158 osys->ch_crop = true;
1161 vout_opengl_t *vout_GetDisplayOpengl(vout_display_t *vd)
1164 if (vout_display_Control(vd, VOUT_DISPLAY_GET_OPENGL, &gl))
1169 static vout_display_t *DisplayNew(vout_thread_t *vout,
1170 const video_format_t *source_org,
1171 const vout_display_state_t *state,
1173 bool is_wrapper, vout_display_t *wrapper,
1174 mtime_t double_click_timeout,
1175 mtime_t hide_timeout,
1176 const vout_display_owner_t *owner_ptr)
1179 vout_display_owner_sys_t *osys = calloc(1, sizeof(*osys));
1180 vout_display_cfg_t *cfg = &osys->cfg;
1183 osys->wm_state_initial = -1;
1184 osys->sar_initial.num = state->sar.num;
1185 osys->sar_initial.den = state->sar.den;
1186 vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
1190 osys->is_wrapper = is_wrapper;
1191 osys->wrapper = wrapper;
1193 vlc_mutex_init(&osys->lock);
1195 vlc_mouse_Init(&osys->mouse.state);
1196 osys->mouse.last_moved = mdate();
1197 osys->mouse.double_click_timeout = double_click_timeout;
1198 osys->mouse.hide_timeout = hide_timeout;
1199 osys->is_fullscreen = cfg->is_fullscreen;
1200 osys->display_width = cfg->display.width;
1201 osys->display_height = cfg->display.height;
1202 osys->is_display_filled = cfg->is_display_filled;
1203 osys->width_saved = cfg->display.width;
1204 osys->height_saved = cfg->display.height;
1205 if (osys->is_fullscreen) {
1206 vout_display_cfg_t cfg_windowed = *cfg;
1207 cfg_windowed.is_fullscreen = false;
1208 cfg_windowed.display.width = 0;
1209 cfg_windowed.display.height = 0;
1210 vout_display_GetDefaultDisplaySize(&osys->width_saved,
1211 &osys->height_saved,
1212 source_org, &cfg_windowed);
1214 osys->zoom.num = cfg->zoom.num;
1215 osys->zoom.den = cfg->zoom.den;
1216 osys->wm_state = state->wm_state;
1217 osys->fit_window = 0;
1218 osys->event.fifo = NULL;
1220 osys->source = *source_org;
1222 video_format_t source = *source_org;
1228 source.i_visible_width =
1229 osys->crop.width = source.i_width;
1230 source.i_visible_height =
1231 osys->crop.height = source.i_height;
1232 osys->crop_saved.num = 0;
1233 osys->crop_saved.den = 0;
1237 osys->sar.num = osys->sar_initial.num ? osys->sar_initial.num : source.i_sar_num;
1238 osys->sar.den = osys->sar_initial.den ? osys->sar_initial.den : source.i_sar_den;
1239 #ifdef ALLOW_DUMMY_VOUT
1240 vlc_mouse_Init(&osys->vout_mouse);
1243 vout_display_owner_t owner;
1247 owner.event = VoutDisplayEvent;
1248 owner.window_new = VoutDisplayNewWindow;
1249 owner.window_del = VoutDisplayDelWindow;
1254 vout_display_t *p_display = vout_display_New(VLC_OBJECT(vout),
1255 module, !is_wrapper,
1256 &source, cfg, &owner);
1262 VoutDisplayCreateRender(p_display);
1264 /* Setup delayed request */
1265 if (osys->sar.num != source_org->i_sar_num ||
1266 osys->sar.den != source_org->i_sar_den)
1267 osys->ch_sar = true;
1268 if (osys->wm_state != osys->wm_state_initial)
1269 osys->ch_wm_state = true;
1270 if (osys->crop.x != source_org->i_x_offset ||
1271 osys->crop.y != source_org->i_y_offset ||
1272 osys->crop.width != source_org->i_visible_width ||
1273 osys->crop.height != source_org->i_visible_height)
1274 osys->ch_crop = true;
1279 void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
1281 vout_display_owner_sys_t *osys = vd->owner.sys;
1284 if (!osys->is_wrapper )
1285 state->cfg = osys->cfg;
1286 state->wm_state = osys->wm_state;
1287 state->sar.num = osys->sar_initial.num;
1288 state->sar.den = osys->sar_initial.den;
1291 VoutDisplayDestroyRender(vd);
1292 if (osys->is_wrapper)
1294 vout_display_Delete(vd);
1295 if (osys->event.fifo) {
1296 vlc_cancel(osys->event.thread);
1297 vlc_join(osys->event.thread, NULL);
1298 block_FifoRelease(osys->event.fifo);
1300 vlc_mutex_destroy(&osys->lock);
1304 /*****************************************************************************
1306 *****************************************************************************/
1307 vout_display_t *vout_NewDisplay(vout_thread_t *vout,
1308 const video_format_t *source,
1309 const vout_display_state_t *state,
1311 mtime_t double_click_timeout,
1312 mtime_t hide_timeout)
1314 return DisplayNew(vout, source, state, module, false, NULL,
1315 double_click_timeout, hide_timeout, NULL);
1318 /*****************************************************************************
1320 *****************************************************************************/
1321 struct vout_display_sys_t {
1322 picture_pool_t *pool;
1323 video_splitter_t *splitter;
1327 picture_t **picture;
1328 vout_display_t **display;
1330 struct video_splitter_owner_t {
1331 vout_display_t *wrapper;
1334 static vout_window_t *SplitterNewWindow(vout_display_t *vd, const vout_window_cfg_t *cfg_ptr)
1336 vout_display_owner_sys_t *osys = vd->owner.sys;
1338 vout_window_cfg_t cfg = *cfg_ptr;
1339 cfg.is_standalone = true;
1340 cfg.x += 0;//output->window.i_x; FIXME
1341 cfg.y += 0;//output->window.i_y;
1343 return vout_NewDisplayWindow(osys->vout, vd, &cfg);
1345 static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
1347 vout_display_owner_sys_t *osys = vd->owner.sys;
1349 vout_DeleteDisplayWindow(osys->vout, vd, window);
1351 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
1353 //vout_display_owner_sys_t *osys = vd->owner.sys;
1357 case VOUT_DISPLAY_EVENT_MOUSE_STATE:
1358 case VOUT_DISPLAY_EVENT_MOUSE_MOVED:
1359 case VOUT_DISPLAY_EVENT_MOUSE_PRESSED:
1360 case VOUT_DISPLAY_EVENT_MOUSE_RELEASED:
1364 case VOUT_DISPLAY_EVENT_MOUSE_DOUBLE_CLICK:
1365 case VOUT_DISPLAY_EVENT_KEY:
1366 case VOUT_DISPLAY_EVENT_CLOSE:
1367 case VOUT_DISPLAY_EVENT_FULLSCREEN:
1368 case VOUT_DISPLAY_EVENT_DISPLAY_SIZE:
1369 case VOUT_DISPLAY_EVENT_PICTURES_INVALID:
1370 VoutDisplayEvent(vd, event, args);
1374 msg_Err(vd, "SplitterEvent TODO");
1379 static picture_pool_t *SplitterPool(vout_display_t *vd, unsigned count)
1381 vout_display_sys_t *sys = vd->sys;
1383 sys->pool = picture_pool_NewFromFormat(&vd->fmt, count);
1386 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
1388 vout_display_sys_t *sys = vd->sys;
1390 picture_Hold(picture);
1392 if (video_splitter_Filter(sys->splitter, sys->picture, picture)) {
1393 for (int i = 0; i < sys->count; i++)
1394 sys->picture[i] = NULL;
1395 picture_Release(picture);
1399 for (int i = 0; i < sys->count; i++) {
1400 if (vout_IsDisplayFiltered(sys->display[i]))
1401 sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
1402 if (sys->picture[i])
1403 vout_display_Prepare(sys->display[i], sys->picture[i]);
1406 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
1408 vout_display_sys_t *sys = vd->sys;
1410 for (int i = 0; i < sys->count; i++) {
1411 if (sys->picture[i])
1412 vout_display_Display(sys->display[i], sys->picture[i]);
1414 picture_Release(picture);
1416 static int SplitterControl(vout_display_t *vd, int query, va_list args)
1418 return VLC_EGENERIC;
1420 static void SplitterManage(vout_display_t *vd)
1422 vout_display_sys_t *sys = vd->sys;
1424 for (int i = 0; i < sys->count; i++)
1425 vout_ManageDisplay(sys->display[i], true);
1428 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
1430 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1432 for (int i = 0; i < wsys->count; i++) {
1433 if (vout_IsDisplayFiltered(wsys->display[i])) {
1434 /* TODO use a pool ? */
1435 picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
1437 picture_pool_t *pool = vout_display_Pool(wsys->display[i], 1);
1438 picture[i] = pool ? picture_pool_Get(pool) : NULL;
1441 for (int j = 0; j < i; j++)
1442 picture_Release(picture[j]);
1443 return VLC_EGENERIC;
1448 static void SplitterPictureDel(video_splitter_t *splitter, picture_t *picture[])
1450 vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
1452 for (int i = 0; i < wsys->count; i++)
1453 picture_Release(picture[i]);
1455 static void SplitterClose(vout_display_t *vd)
1457 vout_display_sys_t *sys = vd->sys;
1460 video_splitter_t *splitter = sys->splitter;
1461 free(splitter->p_owner);
1462 video_splitter_Delete(splitter);
1465 picture_pool_Delete(sys->pool);
1468 for (int i = 0; i < sys->count; i++)
1469 vout_DeleteDisplay(sys->display[i], NULL);
1470 TAB_CLEAN(sys->count, sys->display);
1476 vout_display_t *vout_NewSplitter(vout_thread_t *vout,
1477 const video_format_t *source,
1478 const vout_display_state_t *state,
1480 const char *splitter_module,
1481 mtime_t double_click_timeout,
1482 mtime_t hide_timeout)
1484 video_splitter_t *splitter =
1485 video_splitter_New(VLC_OBJECT(vout), splitter_module, source);
1490 vout_display_t *wrapper =
1491 DisplayNew(vout, source, state, module, true, NULL,
1492 double_click_timeout, hide_timeout, NULL);
1494 video_splitter_Delete(splitter);
1497 vout_display_sys_t *sys = malloc(sizeof(*sys));
1500 sys->picture = calloc(splitter->i_output, sizeof(*sys->picture));
1503 sys->splitter = splitter;
1506 wrapper->pool = SplitterPool;
1507 wrapper->prepare = SplitterPrepare;
1508 wrapper->display = SplitterDisplay;
1509 wrapper->control = SplitterControl;
1510 wrapper->manage = SplitterManage;
1514 video_splitter_owner_t *owner = malloc(sizeof(*owner));
1517 owner->wrapper = wrapper;
1518 splitter->p_owner = owner;
1519 splitter->pf_picture_new = SplitterPictureNew;
1520 splitter->pf_picture_del = SplitterPictureDel;
1523 TAB_INIT(sys->count, sys->display);
1524 for (int i = 0; i < splitter->i_output; i++) {
1525 vout_display_owner_t owner;
1527 owner.event = SplitterEvent;
1528 owner.window_new = SplitterNewWindow;
1529 owner.window_del = SplitterDelWindow;
1531 const video_splitter_output_t *output = &splitter->p_output[i];
1532 vout_display_state_t ostate;
1534 memset(&ostate, 0, sizeof(ostate));
1535 ostate.cfg.is_fullscreen = false;
1536 ostate.cfg.display = state->cfg.display;
1537 ostate.cfg.align.horizontal = 0; /* TODO */
1538 ostate.cfg.align.vertical = 0; /* TODO */
1539 ostate.cfg.is_display_filled = true;
1540 ostate.cfg.zoom.num = 1;
1541 ostate.cfg.zoom.den = 1;
1543 vout_display_t *vd = DisplayNew(vout, &output->fmt, &ostate,
1544 output->psz_module ? output->psz_module : module,
1546 double_click_timeout, hide_timeout, &owner);
1548 vout_DeleteDisplay(wrapper, NULL);
1551 TAB_APPEND(sys->count, sys->display, vd);
1557 /*****************************************************************************
1559 *****************************************************************************/
1560 #include "vout_internal.h"
1561 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
1565 /* The check on p_spu is needed as long as ALLOW_DUMMY_VOUT is defined */
1566 if (vout->p->p_spu && spu_ProcessMouse( vout->p->p_spu, m, &vout->p->display.vd->source))
1569 vlc_mutex_lock( &vout->p->vfilter_lock );
1570 if (vout->p->vfilter_chain) {
1571 if (!filter_chain_MouseFilter(vout->p->vfilter_chain, &tmp, m))
1574 vlc_mutex_unlock( &vout->p->vfilter_lock );
1576 if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
1577 vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
1579 if (vlc_mouse_HasButton(&vout->p->mouse, m)) {
1580 static const int buttons[] = {
1582 MOUSE_BUTTON_CENTER,
1584 MOUSE_BUTTON_WHEEL_UP,
1585 MOUSE_BUTTON_WHEEL_DOWN,
1588 for (int i = 0; buttons[i] >= 0; i++) {
1589 const int button = buttons[i];
1590 if (vlc_mouse_HasPressed(&vout->p->mouse, m, button))
1591 vout_SendEventMousePressed(vout, button);
1592 else if (vlc_mouse_HasReleased(&vout->p->mouse, m, button))
1593 vout_SendEventMouseReleased(vout, button);
1596 if (m->b_double_click)
1597 vout_SendEventMouseDoubleClick(vout);
1598 vout->p->mouse = *m;
1600 #ifdef ALLOW_DUMMY_VOUT
1601 static void DummyVoutSendDisplayEventMouse(vout_thread_t *vout, vlc_mouse_t *fallback, const vlc_mouse_t *m)
1603 vout_thread_sys_t p;
1606 p.mouse = *fallback;
1607 vlc_mutex_init(&p.vfilter_lock);
1608 p.vfilter_chain = NULL;
1612 vout_SendDisplayEventMouse(vout, m);
1613 if (vout->p == &p) {
1614 vlc_mutex_destroy(&p.vfilter_lock);
1615 *fallback = p.mouse;