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d3dvideosink: Don't try to recreate swapchain while the window is minimized

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It will fail and cause the sink to crash. Instead wait until the window is
visible again before checking if the swapchain really has to be recreated.

https://bugzilla.gnome.org/show_bug.cgi?id=741608
This commit is contained in:
Sebastian Dröge 2015-11-30 19:53:28 +02:00
parent 0767a237ad
commit d8b1efe13a
1 changed files with 19 additions and 1 deletions
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20
sys/d3dvideosink/d3dhelpers.c
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@ -1393,6 +1393,9 @@ d3d_resize_swap_chain (GstD3DVideoSink * sink)
gboolean ret = FALSE;
HRESULT hr;
gboolean need_new = FALSE;
int clip_ret;
HDC handle_hdc;
RECT clip_rectangle;
g_return_val_if_fail (sink != NULL, FALSE);
klass = GST_D3DVIDEOSINK_GET_CLASS (sink);
@ -1411,6 +1414,16 @@ d3d_resize_swap_chain (GstD3DVideoSink * sink)
CHECK_D3D_DEVICE (klass, sink, end);
CHECK_D3D_SWAPCHAIN (sink, end);
handle_hdc = GetDC (sink->d3d.window_handle);
clip_ret = GetClipBox (handle_hdc, &clip_rectangle);
ReleaseDC (sink->d3d.window_handle, handle_hdc);
if (clip_ret == NULLREGION) {
GST_DEBUG_OBJECT (sink, "Window is hidden, not resizing swapchain");
UNLOCK_CLASS (sink, klass);
UNLOCK_SINK (sink);
return TRUE;
}
d3d_get_hwnd_window_size (sink->d3d.window_handle, &w, &h);
ZeroMemory (&d3d_pp, sizeof (d3d_pp));
@ -2004,7 +2017,12 @@ d3d_wnd_proc (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
case WM_SIZE:{
if (proc)
ret = CallWindowProc (proc, hWnd, message, wParam, lParam);
d3d_resize_swap_chain (sink);
/* Don't resize if the window is being minimized. Recreating the
* swap chain will fail if the window is minimized
*/
if (wParam != SIZE_MINIMIZED)
d3d_resize_swap_chain (sink);
goto end;
}
case WM_KEYDOWN: