Re: [PATCH 0/2] MR5250: dsound: Initialize MTA in IDirectSound::Initialize().

[Akihiro Sagawa (＠sgwaki)]

On Sat Mar  9 10:16:37 2024 +0000, Akihiro Sagawa wrote:
> Unfortunately, your assumption doesn't seem to be correct.
> I have manually tested on Windows 10 (22H2) using
> SetWindowsHookEx(WH_CBT and HCBT_CREATEWND) and confirmed that dsound
> initialization does not create any windows other than the
> OleMainThreadWndClass window.
> Reading ImmSetActiveContext() in dlls/imm32/imm.c, it initializes COM with the COINIT_APARTMENTTHREADED parameter, not COINIT_MULTITHREADED.

My test shows that IDirectSound::Initialize() creates a multithread apartment.

Could you share your thoughts on this point?

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https://gitlab.winehq.org/wine/wine/-/merge_requests/5250#note_64582