performance - why dsound CommitDeferredSettings call regopenkeyex? -


i use vtune analyse application, found unexpected hotspot.

idirectsound3dlistener8::commitdeferredsettings, don't know why function call regopenkeyex.

my os win7 64. use 1 listener, , call commitdeferredsettings once every frame.

any suggestion appreciated, thanks.

vtune screenshot in here


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