This bug has been copied from bug #518193 and has been proposed
to be backported to 5.4 z-stream (EUS).
Created attachment 360267 [details]
spice: server: improve video stream detection
exact same patch as in BZ 518193
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.