Nikolay Sivov (@nsivov) commented about dlls/mfmediaengine/tests/mfmediaengine.c:
+ if (!(device = create_d3d11_device())) + { + skip("Failed to create a D3D11 device, skipping tests.\n"); + return; + } + + hr = pMFCreateDXGIDeviceManager(&token, &manager); + ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); + hr = IMFDXGIDeviceManager_ResetDevice(manager, (IUnknown *)device, token); + ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); + + notify = create_transfer_notify(); + media_engine = create_media_engine_ex(¬ify->IMFMediaEngineNotify_iface, manager, + DXGI_FORMAT_B8G8R8X8_UNORM); + notify->media_engine = media_engine; + ok(!!media_engine, "create_media_engine_ex failed.\n"); For GetDuration() test you don't need a d3d11 device/device manager. It would be better to have a single notification callback implementation, but we can deal with that later.
-- https://gitlab.winehq.org/wine/wine/-/merge_requests/3510#note_41545