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d3d11videosink: Remove pointless GetDC call

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We don't use the Win32 device context handle at all.
Removing code which was copied from GL code blindly
in early d3d11 implementation stage a long time ago

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4407>
This commit is contained in:
Seungha Yang 2023-04-13 04:42:52 +09:00 committed by GStreamer Marge Bot
parent b020d399cb
commit af86c4b80e
1 changed files with 0 additions and 14 deletions
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14
subprojects/gst-plugins-bad/sys/d3d11/gstd3d11window_win32.cpp
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@ -82,7 +82,6 @@ struct _GstD3D11WindowWin32
HWND external_hwnd;
GstD3D11WindowWin32OverlayState overlay_state;
HDC device_handle;
gboolean have_swapchain1;
/* atomic */
@ -601,7 +600,6 @@ gst_d3d11_window_win32_create_internal_window (GstD3D11WindowWin32 * self)
GST_LOG_OBJECT (self, "window class was already registered");
}
self->device_handle = 0;
self->internal_hwnd = 0;
self->visible = FALSE;
@ -621,12 +619,6 @@ gst_d3d11_window_win32_create_internal_window (GstD3D11WindowWin32 * self)
GST_DEBUG_OBJECT (self, "d3d11 window created: %" G_GUINTPTR_FORMAT,
(guintptr) self->internal_hwnd);
/* device_handle is set in the window_proc */
if (!self->device_handle) {
GST_ERROR_OBJECT (self, "device handle is not available");
return FALSE;
}
GST_LOG_OBJECT (self,
"Created a internal d3d11 window %p", self->internal_hwnd);
@ -876,12 +868,6 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
GST_LOG_OBJECT (self, "WM_CREATE");
self->device_handle = GetDC (hWnd);
/* Do this, otherwise we hang on exit. We can still use it (due to the
* CS_OWNDC flag in the WindowClass) after we have Released.
*/
ReleaseDC (hWnd, self->device_handle);
SetPropA (hWnd, D3D11_WINDOW_PROP_NAME, self);
} else if ((self = gst_d3d11_window_win32_hwnd_get_instance (hWnd))) {
g_assert (self->internal_hwnd == hWnd);