]> git.sesse.net Git - vlc/blobdiff - src/video_output/display.c
Fixed a compilation warning.
[vlc] / src / video_output / display.c
index 6d64e34ad04e5f8406e841c9982a0a433606b6cd..4749eb2889c737a80dbeb900ddf843ae23ded864 100644 (file)
@@ -33,6 +33,7 @@
 #include <vlc_video_splitter.h>
 #include <vlc_vout_display.h>
 #include <vlc_vout.h>
+#include <vlc_block.h>
 
 #include <libvlc.h>
 
@@ -58,7 +59,7 @@ static picture_t *VideoBufferNew(filter_t *filter)
            vd->fmt.i_width  == fmt->i_width  &&
            vd->fmt.i_height == fmt->i_height);
 
-    picture_pool_t *pool = vout_display_Pool(vd, 1);
+    picture_pool_t *pool = vout_display_Pool(vd, 3);
     if (!pool)
         return NULL;
     return picture_pool_Get(pool);
@@ -112,6 +113,7 @@ static vout_display_t *vout_display_New(vlc_object_t *obj,
     vd->info.has_double_click = false;
     vd->info.has_hide_mouse = false;
     vd->info.has_pictures_invalid = false;
+    vd->info.has_event_thread = false;
 
     vd->cfg = cfg;
     vd->pool = NULL;
@@ -253,7 +255,7 @@ void vout_display_PlacePicture(vout_display_place_t *place,
         place->x = cfg->display.width - place->width;
         break;
     default:
-        place->x = (cfg->display.width - place->width) / 2;
+        place->x = ((int)cfg->display.width - (int)place->width) / 2;
         break;
     }
 
@@ -265,7 +267,7 @@ void vout_display_PlacePicture(vout_display_place_t *place,
         place->y = cfg->display.height - place->height;
         break;
     default:
-        place->y = (cfg->display.height - place->height) / 2;
+        place->y = ((int)cfg->display.height - (int)place->height) / 2;
         break;
     }
 }
@@ -284,8 +286,8 @@ struct vout_display_owner_sys_t {
     } sar_initial;
 
     /* */
-    int  width_saved;
-    int  height_saved;
+    unsigned width_saved;
+    unsigned height_saved;
 
     struct {
         unsigned num;
@@ -354,6 +356,13 @@ struct vout_display_owner_sys_t {
     bool display_is_fullscreen;
     bool display_is_forced;
 
+    int  fit_window;
+
+    struct {
+        vlc_thread_t thread;
+        block_fifo_t *fifo;
+    } event;
+
 #ifdef ALLOW_DUMMY_VOUT
     vlc_mouse_t vout_mouse;
 #endif
@@ -525,9 +534,6 @@ static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
     if (!vd->info.has_hide_mouse)
         osys->mouse.last_moved = mdate();
 
-    /* */
-    vlc_mutex_unlock(&osys->lock);
-
     /* */
     vout_SendEventMouseVisible(osys->vout);
 #ifdef ALLOW_DUMMY_VOUT
@@ -535,6 +541,47 @@ static void VoutDisplayEventMouse(vout_display_t *vd, int event, va_list args)
 #else
     vout_SendDisplayEventMouse(osys->vout, &m);
 #endif
+    vlc_mutex_unlock(&osys->lock);
+}
+
+static void *VoutDisplayEventKeyDispatch(void *data)
+{
+    vout_display_owner_sys_t *osys = data;
+
+    for (;;) {
+        block_t *event = block_FifoGet(osys->event.fifo);
+
+        int cancel = vlc_savecancel();
+
+        int key;
+        memcpy(&key, event->p_buffer, sizeof(key));
+        vout_SendEventKey(osys->vout, key);
+        block_Release(event);
+
+        vlc_restorecancel(cancel);
+    }
+}
+
+static void VoutDisplayEventKey(vout_display_t *vd, int key)
+{
+    vout_display_owner_sys_t *osys = vd->owner.sys;
+
+    if (!osys->event.fifo) {
+        osys->event.fifo = block_FifoNew();
+        if (!osys->event.fifo)
+            return;
+        if (vlc_clone(&osys->event.thread, VoutDisplayEventKeyDispatch,
+                      osys, VLC_THREAD_PRIORITY_LOW)) {
+            block_FifoRelease(osys->event.fifo);
+            osys->event.fifo = NULL;
+            return;
+        }
+    }
+    block_t *event = block_Alloc(sizeof(key));
+    if (event) {
+        memcpy(event->p_buffer, &key, sizeof(key));
+        block_FifoPut(osys->event.fifo, event);
+    }
 }
 
 static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
@@ -550,7 +597,10 @@ static void VoutDisplayEvent(vout_display_t *vd, int event, va_list args)
     case VOUT_DISPLAY_EVENT_KEY: {
         const int key = (int)va_arg(args, int);
         msg_Dbg(vd, "VoutDisplayEvent 'key' 0x%2.2x", key);
-        vout_SendEventKey(osys->vout, key);
+        if (vd->info.has_event_thread)
+            vout_SendEventKey(osys->vout, key);
+        else
+            VoutDisplayEventKey(vd, key);
         break;
     }
     case VOUT_DISPLAY_EVENT_MOUSE_STATE:
@@ -631,15 +681,88 @@ static vout_window_t *VoutDisplayNewWindow(vout_display_t *vd, const vout_window
 {
     vout_display_owner_sys_t *osys = vd->owner.sys;
 
+#ifdef ALLOW_DUMMY_VOUT
+    if (!osys->vout->p) {
+        vout_window_cfg_t cfg_override = *cfg;
+
+        if (!var_InheritBool(osys->vout, "embedded-video"))
+            cfg_override.is_standalone = true;
+
+        return vout_window_New(VLC_OBJECT(osys->vout), NULL, &cfg_override);
+    }
+#endif
     return vout_NewDisplayWindow(osys->vout, vd, cfg);
 }
 static void VoutDisplayDelWindow(vout_display_t *vd, vout_window_t *window)
 {
     vout_display_owner_sys_t *osys = vd->owner.sys;
 
+#ifdef ALLOW_DUMMY_VOUT
+    if (!osys->vout->p) {
+        if( window)
+            vout_window_Delete(window);
+        return;
+    }
+#endif
     vout_DeleteDisplayWindow(osys->vout, vd, window);
 }
 
+static void VoutDisplayFitWindow(vout_display_t *vd, bool default_size)
+{
+    vout_display_owner_sys_t *osys = vd->owner.sys;
+    vout_display_cfg_t cfg = osys->cfg;
+
+    if (!cfg.is_display_filled)
+        return;
+
+    cfg.display.width = 0;
+    if (default_size) {
+        cfg.display.height = 0;
+    } else {
+        cfg.display.height = osys->height_saved;
+        cfg.zoom.num = 1;
+        cfg.zoom.den = 1;
+    }
+
+    unsigned display_width;
+    unsigned display_height;
+    vout_display_GetDefaultDisplaySize(&display_width, &display_height,
+                                       &vd->source, &cfg);
+
+    vlc_mutex_lock(&osys->lock);
+
+    osys->ch_display_size       = true;
+    osys->display_width         = display_width;
+    osys->display_height        = display_height;
+    osys->display_is_fullscreen = osys->cfg.is_fullscreen;
+    osys->display_is_forced     = true;
+
+    vlc_mutex_unlock(&osys->lock);
+}
+
+static void VoutDisplayCropRatio(unsigned *x, unsigned *y,
+                                 unsigned *width, unsigned *height,
+                                 const video_format_t *source,
+                                 unsigned num, unsigned den)
+{
+    unsigned scaled_width  = (uint64_t)source->i_visible_height * num * source->i_sar_den / den / source->i_sar_num;
+    unsigned scaled_height = (uint64_t)source->i_visible_width  * den * source->i_sar_num / num / source->i_sar_den;
+
+    if (scaled_width < source->i_visible_width) {
+        *x      = (source->i_visible_width - scaled_width) / 2;
+        *y      = 0;
+        *width  = scaled_width;
+        *height = source->i_visible_height;
+    } else {
+        *x      = 0;
+        *y      = (source->i_visible_height - scaled_height) / 2;
+        *width  = source->i_visible_width;
+        *height = scaled_height;
+    }
+    *x += source->i_x_offset;
+    *y += source->i_y_offset;
+}
+
 void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
 {
     vout_display_owner_sys_t *osys = vd->owner.sys;
@@ -706,8 +829,15 @@ void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
             !osys->ch_zoom &&
             !ch_wm_state &&
             !osys->ch_sar &&
-            !osys->ch_crop)
+            !osys->ch_crop) {
+
+            if (!osys->cfg.is_fullscreen && osys->fit_window != 0) {
+                VoutDisplayFitWindow(vd, osys->fit_window == -1);
+                osys->fit_window = 0;
+                continue;
+            }
             break;
+        }
 
         /* */
         if (ch_fullscreen) {
@@ -720,6 +850,8 @@ void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
             if (vout_display_Control(vd, VOUT_DISPLAY_CHANGE_FULLSCREEN, &cfg)) {
                 msg_Err(vd, "Failed to set fullscreen");
                 is_fullscreen = osys->cfg.is_fullscreen;
+            } else if (!is_fullscreen) {
+                vout_display_Control(vd, VOUT_DISPLAY_CHANGE_DISPLAY_SIZE, &cfg, true);
             }
             osys->cfg.is_fullscreen = is_fullscreen;
 
@@ -784,19 +916,8 @@ void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
                 msg_Err(vd, "Failed to change zoom");
                 osys->zoom.num = osys->cfg.zoom.num;
                 osys->zoom.den = osys->cfg.zoom.den;
-            } else if (cfg.is_display_filled) {
-                const int display_width  = (int64_t)vd->source.i_width  * osys->zoom.num / osys->zoom.den;
-                const int display_height = (int64_t)vd->source.i_height * osys->zoom.num / osys->zoom.den;
-
-                vlc_mutex_lock(&osys->lock);
-
-                osys->ch_display_size       = true;
-                osys->display_width         = display_width;
-                osys->display_height        = display_height;
-                osys->display_is_fullscreen = osys->cfg.is_fullscreen;
-                osys->display_is_forced     = true;
-
-                vlc_mutex_unlock(&osys->lock);
+            } else {
+                osys->fit_window = -1;
             }
 
             osys->cfg.zoom.num = osys->zoom.num;
@@ -836,6 +957,8 @@ void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
                  */
                 msg_Err(vd, "Failed to change source AR");
                 source = vd->source;
+            } else if (!osys->fit_window) {
+                osys->fit_window = 1;
             }
             vd->source = source;
             osys->sar.num = source.i_sar_num;
@@ -857,12 +980,24 @@ void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
                              65536);
                 vout_SendEventSourceAspect(osys->vout, dar_num, dar_den);
             }
+            /* If a crop ratio is requested, recompute the parameters */
+            if (osys->crop.num > 0 && osys->crop.den > 0)
+                osys->ch_crop = true;
         }
         /* */
         if (osys->ch_crop) {
             video_format_t source = vd->source;
+
             unsigned crop_num = osys->crop.num;
             unsigned crop_den = osys->crop.den;
+            if (crop_num > 0 && crop_den > 0) {
+                video_format_t fmt = osys->source;
+                fmt.i_sar_num = source.i_sar_num;
+                fmt.i_sar_den = source.i_sar_den;
+                VoutDisplayCropRatio(&osys->crop.x, &osys->crop.y,
+                                     &osys->crop.width, &osys->crop.height,
+                                     &fmt, crop_num, crop_den);
+            }
 
             source.i_x_offset       = osys->crop.x;
             source.i_y_offset       = osys->crop.y;
@@ -888,6 +1023,8 @@ void vout_ManageDisplay(vout_display_t *vd, bool allow_reset_pictures)
                 /* FIXME implement cropping in the core if not supported by the
                  * vout module (easy)
                  */
+            } else if (!osys->fit_window) {
+                osys->fit_window = 1;
             }
             vd->source = source;
             osys->crop.x      = source.i_x_offset;
@@ -1010,7 +1147,9 @@ void vout_SetDisplayCrop(vout_display_t *vd,
     vout_display_owner_sys_t *osys = vd->owner.sys;
 
     if (osys->crop.x != x || osys->crop.y != y ||
-        osys->crop.width  != width || osys->crop.height != height) {
+        osys->crop.width  != width || osys->crop.height != height ||
+        (crop_num > 0 && crop_den > 0 &&
+         (crop_num != osys->crop.num || crop_den != osys->crop.den))) {
 
         osys->crop.x      = x;
         osys->crop.y      = y;
@@ -1044,7 +1183,7 @@ static vout_display_t *DisplayNew(vout_thread_t *vout,
     vout_display_cfg_t *cfg = &osys->cfg;
 
     *cfg = state->cfg;
-    osys->wm_state_initial = VOUT_WINDOW_STATE_NORMAL;
+    osys->wm_state_initial = -1;
     osys->sar_initial.num = state->sar.num;
     osys->sar_initial.den = state->sar.den;
     vout_display_GetDefaultDisplaySize(&cfg->display.width, &cfg->display.height,
@@ -1061,15 +1200,25 @@ static vout_display_t *DisplayNew(vout_thread_t *vout,
     osys->mouse.double_click_timeout = double_click_timeout;
     osys->mouse.hide_timeout = hide_timeout;
     osys->is_fullscreen  = cfg->is_fullscreen;
-    osys->width_saved    =
     osys->display_width  = cfg->display.width;
-    osys->height_saved   =
     osys->display_height = cfg->display.height;
     osys->is_display_filled = cfg->is_display_filled;
+    osys->width_saved    = cfg->display.width;
+    osys->height_saved   = cfg->display.height;
+    if (osys->is_fullscreen) {
+        vout_display_cfg_t cfg_windowed = *cfg;
+        cfg_windowed.is_fullscreen  = false;
+        cfg_windowed.display.width  = 0;
+        cfg_windowed.display.height = 0;
+        vout_display_GetDefaultDisplaySize(&osys->width_saved,
+                                           &osys->height_saved,
+                                           source_org, &cfg_windowed);
+    }
     osys->zoom.num = cfg->zoom.num;
     osys->zoom.den = cfg->zoom.den;
-    osys->wm_state = state->is_on_top ? VOUT_WINDOW_STATE_ABOVE
-                                      : VOUT_WINDOW_STATE_NORMAL;
+    osys->wm_state = state->wm_state;
+    osys->fit_window = 0;
+    osys->event.fifo = NULL;
 
     osys->source = *source_org;
 
@@ -1137,15 +1286,20 @@ void vout_DeleteDisplay(vout_display_t *vd, vout_display_state_t *state)
     if (state) {
         if (!osys->is_wrapper )
             state->cfg = osys->cfg;
-        state->is_on_top = (osys->wm_state & VOUT_WINDOW_STATE_ABOVE) != 0;
-        state->sar.num   = osys->sar_initial.num;
-        state->sar.den   = osys->sar_initial.den;
+        state->wm_state = osys->wm_state;
+        state->sar.num  = osys->sar_initial.num;
+        state->sar.den  = osys->sar_initial.den;
     }
 
     VoutDisplayDestroyRender(vd);
     if (osys->is_wrapper)
         SplitterClose(vd);
     vout_display_Delete(vd);
+    if (osys->event.fifo) {
+        vlc_cancel(osys->event.thread);
+        vlc_join(osys->event.thread, NULL);
+        block_FifoRelease(osys->event.fifo);
+    }
     vlc_mutex_destroy(&osys->lock);
     free(osys);
 }
@@ -1164,17 +1318,11 @@ vout_display_t *vout_NewDisplay(vout_thread_t *vout,
                       double_click_timeout, hide_timeout, NULL);
 }
 
-static void SplitterClose(vout_display_t *vd)
-{
-    VLC_UNUSED(vd);
-    assert(0);
-}
-
-#if 0
 /*****************************************************************************
  *
  *****************************************************************************/
 struct vout_display_sys_t {
+    picture_pool_t   *pool;
     video_splitter_t *splitter;
 
     /* */
@@ -1205,7 +1353,7 @@ static void SplitterDelWindow(vout_display_t *vd, vout_window_t *window)
 }
 static void SplitterEvent(vout_display_t *vd, int event, va_list args)
 {
-    vout_display_owner_sys_t *osys = vd->owner.sys;
+    //vout_display_owner_sys_t *osys = vd->owner.sys;
 
     switch (event) {
 #if 0
@@ -1231,10 +1379,12 @@ static void SplitterEvent(vout_display_t *vd, int event, va_list args)
     }
 }
 
-static picture_t *SplitterGet(vout_display_t *vd)
+static picture_pool_t *SplitterPool(vout_display_t *vd, unsigned count)
 {
-    /* TODO pool ? */
-    return picture_NewFromFormat(&vd->fmt);
+    vout_display_sys_t *sys = vd->sys;
+    if (!sys->pool)
+        sys->pool = picture_pool_NewFromFormat(&vd->fmt, count);
+    return sys->pool;
 }
 static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
 {
@@ -1250,27 +1400,10 @@ static void SplitterPrepare(vout_display_t *vd, picture_t *picture)
     }
 
     for (int i = 0; i < sys->count; i++) {
-        /* */
-        /* FIXME now vout_FilterDisplay already return a direct buffer FIXME */
-        sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
-        if (!sys->picture[i])
-            continue;
-
-        /* */
-        picture_t *direct = vout_display_Get(sys->display[i]);
-        if (!direct) {
-            msg_Err(vd, "Failed to get a direct buffer");
-            picture_Release(sys->picture[i]);
-            sys->picture[i] = NULL;
-            continue;
-        }
-
-        /* FIXME not always needed (easy when there is a osys->filters) */
-        picture_Copy(direct, sys->picture[i]);
-        picture_Release(sys->picture[i]);
-        sys->picture[i] = direct;
-
-        vout_display_Prepare(sys->display[i], sys->picture[i]);
+        if (vout_IsDisplayFiltered(sys->display[i]))
+            sys->picture[i] = vout_FilterDisplay(sys->display[i], sys->picture[i]);
+        if (sys->picture[i])
+            vout_display_Prepare(sys->display[i], sys->picture[i]);
     }
 }
 static void SplitterDisplay(vout_display_t *vd, picture_t *picture)
@@ -1292,7 +1425,7 @@ static void SplitterManage(vout_display_t *vd)
     vout_display_sys_t *sys = vd->sys;
 
     for (int i = 0; i < sys->count; i++)
-        vout_ManageDisplay(sys->display[i]);
+        vout_ManageDisplay(sys->display[i], true);
 }
 
 static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
@@ -1300,8 +1433,13 @@ static int SplitterPictureNew(video_splitter_t *splitter, picture_t *picture[])
     vout_display_sys_t *wsys = splitter->p_owner->wrapper->sys;
 
     for (int i = 0; i < wsys->count; i++) {
-        /* TODO pool ? */
-        picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
+        if (vout_IsDisplayFiltered(wsys->display[i])) {
+            /* TODO use a pool ? */
+            picture[i] = picture_NewFromFormat(&wsys->display[i]->source);
+        } else {
+            picture_pool_t *pool = vout_display_Pool(wsys->display[i], 1);
+            picture[i] = pool ? picture_pool_Get(pool) : NULL;
+        }
         if (!picture[i]) {
             for (int j = 0; j < i; j++)
                 picture_Release(picture[j]);
@@ -1326,6 +1464,9 @@ static void SplitterClose(vout_display_t *vd)
     free(splitter->p_owner);
     video_splitter_Delete(splitter);
 
+    if (sys->pool)
+        picture_pool_Delete(sys->pool);
+
     /* */
     for (int i = 0; i < sys->count; i++)
         vout_DeleteDisplay(sys->display[i], NULL);
@@ -1363,8 +1504,9 @@ vout_display_t *vout_NewSplitter(vout_thread_t *vout,
     if (!sys->picture )
         abort();
     sys->splitter = splitter;
+    sys->pool     = NULL;
 
-    wrapper->get     = SplitterGet;
+    wrapper->pool    = SplitterPool;
     wrapper->prepare = SplitterPrepare;
     wrapper->display = SplitterDisplay;
     wrapper->control = SplitterControl;
@@ -1414,7 +1556,6 @@ vout_display_t *vout_NewSplitter(vout_thread_t *vout,
 
     return wrapper;
 }
-#endif
 
 /*****************************************************************************
  * TODO move out
@@ -1422,6 +1563,19 @@ vout_display_t *vout_NewSplitter(vout_thread_t *vout,
 #include "vout_internal.h"
 void vout_SendDisplayEventMouse(vout_thread_t *vout, const vlc_mouse_t *m)
 {
+    vlc_mouse_t tmp;
+
+    /* The check on p_spu is needed as long as ALLOW_DUMMY_VOUT is defined */
+    if (vout->p->p_spu && spu_ProcessMouse( vout->p->p_spu, m, &vout->p->display.vd->source))
+        return;
+
+    vlc_mutex_lock( &vout->p->vfilter_lock );
+    if (vout->p->vfilter_chain) {
+        if (!filter_chain_MouseFilter(vout->p->vfilter_chain, &tmp, m))
+            m = &tmp;
+    }
+    vlc_mutex_unlock( &vout->p->vfilter_lock );
+
     if (vlc_mouse_HasMoved(&vout->p->mouse, m)) {
         vout_SendEventMouseMoved(vout, m->i_x, m->i_y);
     }
@@ -1453,29 +1607,17 @@ static void DummyVoutSendDisplayEventMouse(vout_thread_t *vout, vlc_mouse_t *fal
 
     if (!vout->p) {
         p.mouse = *fallback;
+        vlc_mutex_init(&p.vfilter_lock);
+        p.vfilter_chain = NULL;
+        p.p_spu = NULL;
         vout->p = &p;
     }
     vout_SendDisplayEventMouse(vout, m);
     if (vout->p == &p) {
+        vlc_mutex_destroy(&p.vfilter_lock);
         *fallback = p.mouse;
         vout->p = NULL;
     }
 }
 #endif
-vout_window_t * vout_NewDisplayWindow(vout_thread_t *vout, vout_display_t *vd, const vout_window_cfg_t *cfg)
-{
-    VLC_UNUSED(vd);
-    vout_window_cfg_t cfg_override = *cfg;
-
-    if( !var_InheritBool( vout, "embedded-video" ) )
-        cfg_override.is_standalone = true;
-
-    return vout_window_New(VLC_OBJECT(vout), NULL, &cfg_override);
-}
-void vout_DeleteDisplayWindow(vout_thread_t *vout, vout_display_t *vd, vout_window_t *window)
-{
-    VLC_UNUSED(vout);
-    VLC_UNUSED(vd);
-    vout_window_Delete(window);
-}