Nikolay Sivov (@nsivov) commented about dlls/mfmediaengine/main.c:
{ media_engine_set_flag(engine, FLAGS_ENGINE_SHUT_DOWN, TRUE); media_engine_clear_presentation(engine);
/* critical section can not be held during shutdown, as shut down requires all pending
* callbacks to complete, and some callbacks require this cs */
LeaveCriticalSection(&engine->cs); IMFMediaSession_Shutdown(engine->session);
}EnterCriticalSection(&engine->cs);
That's something else, unrelated to SVR work?