From 62c8d19e017c8bc7c383dc7f84a9e86ae7b8e989 Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha.yang@navercorp.com>
Date: Thu, 19 Dec 2019 21:47:57 +0900
Subject: [PATCH] d3d11window: Change aspect-ratio mode from window thread

Call DXGI API from window thread as much as possible
---
 sys/d3d11/gstd3d11window.c | 16 ++++------------
 sys/d3d11/gstd3d11window.h |  2 --
 2 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/sys/d3d11/gstd3d11window.c b/sys/d3d11/gstd3d11window.c
index d62047423a..52283cd55c 100644
--- a/sys/d3d11/gstd3d11window.c
+++ b/sys/d3d11/gstd3d11window.c
@@ -211,10 +211,10 @@ gst_d3d11_window_set_property (GObject * object, guint prop_id,
       gboolean force_aspect_ratio;
 
       force_aspect_ratio = g_value_get_boolean (value);
-      if (force_aspect_ratio != self->force_aspect_ratio)
-        self->pending_resize = TRUE;
-
-      self->force_aspect_ratio = force_aspect_ratio;
+      if (force_aspect_ratio != self->force_aspect_ratio) {
+        self->force_aspect_ratio = force_aspect_ratio;
+        PostMessage (self->internal_win_id, WM_SIZE, 0, 0);
+      }
       break;
     }
     case PROP_ENABLE_NAVIGATION_EVENTS:
@@ -588,8 +588,6 @@ gst_d3d11_window_on_resize (GstD3D11Window * window, gboolean redraw)
     window->rtv = NULL;
   }
 
-  window->pending_resize = FALSE;
-
   /* Set zero width and height here. dxgi will decide client area by itself */
   IDXGISwapChain_GetDesc (window->swap_chain, &swap_desc);
   hr = IDXGISwapChain_ResizeBuffers (window->swap_chain,
@@ -1534,12 +1532,6 @@ gst_d3d11_window_render (GstD3D11Window * window, GstBuffer * buffer,
   }
   g_mutex_unlock (&window->lock);
 
-  GST_OBJECT_LOCK (window);
-  if (window->pending_resize) {
-    gst_d3d11_window_on_resize (window, FALSE);
-  }
-  GST_OBJECT_UNLOCK (window);
-
   gst_d3d11_device_lock (window->device);
   ret = gst_d3d111_window_present (window, buffer);
   gst_d3d11_device_unlock (window->device);
diff --git a/sys/d3d11/gstd3d11window.h b/sys/d3d11/gstd3d11window.h
index 732ed99a7c..b70aceb9e6 100644
--- a/sys/d3d11/gstd3d11window.h
+++ b/sys/d3d11/gstd3d11window.h
@@ -111,8 +111,6 @@ struct _GstD3D11Window
 
   GstD3D11Device *device;
 
-  gboolean pending_resize;
-
   /* properties */
   gboolean force_aspect_ratio;
   gboolean enable_navigation_events;