https://bugs.winehq.org/show_bug.cgi?id=45988
--- Comment #10 from petrushkinsn@gmail.com --- Messages from wine-5.6
0020:fixme:gstreamer:DllGetClassObject {62ce7e72-4c71-4d20-b15d-452831a87d9d} not implemented, returning CLASS_E_CLASSNOTAVAILABLE. 0020:err:ole:apartment_getclassobject DllGetClassObject returned error 0x80040111 for dll L"C:\windows\system32\winegstreamer.dll" 0020:err:ole:CoGetClassObject no class object {62ce7e72-4c71-4d20-b15d-452831a87d9d} could be created for context 0x1
So it was the lack of h264 support in winegstreamer. The problem was solved by installing Media Foundation with https://github.com/z0z0z/mf-install