Re: [PATCH v2 0/2] MR5734: mf: Implement audio capture device enumeration in MFEnumDeviceSources().

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/mf/main.c:
> -    FIXME("%p, %p, %p.\n", attributes, sources, count);
> +    GUID source_type;
> +    HRESULT hr;
> +
> +    TRACE("%p, %p, %p.\n", attributes, sources, ret_count);
>
> -    if (!attributes || !sources || !count)
> +    if (!attributes || !sources || !ret_count)
>          return E_INVALIDARG;
>
> -    *count = 0;
> +    if (FAILED(hr = IMFAttributes_GetGUID(attributes, &MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE, &source_type)))
> +        return hr;
>
> -    return S_OK;
> +    if (IsEqualIID(&source_type, &MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_GUID))
> It makes no difference in practice, but IsEqualGUID() is a better fit.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/5734#note_71439