[PATCH v5 0/1] MR9719: mfmediaengine/tests: Test we receive a frame before calling Play.

[Brendan McGrath (＠redmcg)]

Media Engine on Windows appears to use scrubbing to receive a frame before `IMFMediaEngine::Play` is called. This adds a test to confirm we can receive said frame.

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  v5: mfmediaengine/tests: Test we receive a frame before calling Play.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9719