If you’re on Windows, you can test against WinAPI implementation: https://docs.microsoft.com/en-us/windows/win32/api/mfapi/nf-mfapi-mfllmuldiv https://docs.micr

If you’re on Windows, you can test against WinAPI implementation: https://docs.microsoft.com/en-us/windows/win32/api/mfapi/nf-mfapi-mfllmuldiv https://docs.microsoft.com/en-us/windows/win32/api/mfapi/nf-...