[PATCH v4 0/2] MR3510: Cast duration to double to avoid precision loss.

[Zhiyi Zhang (＠zhiyi)]

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  v4: mfmediaengine: Use a mftime_to_seconds() helper to convert time.
      mfmediaengine/tests: Test IMFMediaEngine::GetDuration().
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/3510