Re: [PATCH v2 0/2] MR7938: Draft: winemac: Use IOSurface to update native window layers instead of CGImage.

[Brendan Shanks (＠bshanks)]

Brendan Shanks (@bshanks) commented about dlls/winemac.drv/surface.c:
> - CGImageRelease(image);
> - /* First only copy the RBG componenets from color_bits as it uses BGRX */
> - {
> -
>    vImage_Buffer src = {
> -
>        .data = color_bits,
> -
>        .height = IOSurfaceGetHeight(io_surface),
> -
>        .width = IOSurfaceGetWidth(io_surface),
> -
>        .rowBytes = IOSurfaceGetBytesPerRow(io_surface),
> -
>    };
> -
>    vImage_Buffer dst = {
> -
>        .data = IOSurfaceGetBaseAddress(io_surface),
> -
>        .height = IOSurfaceGetHeight(io_surface),
> -
>        .width = IOSurfaceGetWidth(io_surface),
> -
>        .rowBytes = IOSurfaceGetBytesPerRow(io_surface),
> -
>    };
> -
>    vImageSelectChannels_ARGB8888(&src, &dst, &dst, 0x8 | 0x4 | 0x2, kvImageNoFlags);

Need to unlock/lock `io_surface` around this call