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check surface for GetVideoHandle

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Vincent Wei
2019-12-12 15:01:44 +08:00
parent 548117ac06
commit 3f80c9f3c0
1 changed files with 4 additions and 1 deletions
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src/newgdi/gdi.c
+4 -1
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@@ -3746,7 +3746,10 @@ MG_EXPORT BOOL GUIAPI IsWindowDC (HDC hdc)
MG_EXPORT GHANDLE GetVideoHandle (HDC hdc)
{
PDC pdc = dc_HDC2PDC (hdc);
return (GHANDLE)pdc->surface->video;
if (pdc->surface)
return (GHANDLE)pdc->surface->video;
return NULL;
}
#ifdef _MGGAL_DRM