Re: [PATCH 0/4] MR2778: mfmediaengine: Add support for video effects.

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/mfmediaengine/tests/mfmediaengine.c:
>  CloseHandle(notify.ready_event);
>
> }
>
> +struct grayscale_video_effect
> +{
> - IMFTransform IMFTransform_iface;
> - LONG refcount;
> -
> - IMFMediaType *media_type_in, *media_type_out;
> - DWORD frame_size, frame_width, frame_height;
> - GUID **advertized_subtypes;
> - IMFSample *sample_buf;
> - LONG processing_delta;
> - CRITICAL_SECTION cs;
>
> +};

This is way too much for such test. It would be enough to have some stub transform that outputs solid color fills, ignoring input completely.