Rémi Bernon (@rbernon) commented about dlls/winegstreamer/wma_decoder.c:
if (flags & MFT_SET_TYPE_TEST_ONLY) return S_OK;
- if (FAILED(IMFMediaType_SetUINT32(decoder->input_type, &MF_MT_AUDIO_BITS_PER_SAMPLE, sample_size)))
return MF_E_INVALIDMEDIATYPE;
- if (flags & MFT_SET_TYPE_TEST_ONLY)
return S_OK;
This is already upstream, you can drop that commit.