[Cin] Fwd: libdpx c++ check

[Andrew Randrianasulu]

also add pkg-config based check for libva's location

alsoI think my patches for aborting compile if withzmpeg = no and v4l2/dvb
= yes need  || test case for xauto...

---------- Forwarded message ----------
From: *Андрей Рандрианасулу* <randrik at mail.ru>
Date: Tuesday, April 5, 2022
Subject: libdpx c++ check
To: randrianasulu <randrianasulu at gmail.com>




--
Андрей  Рандрианасулу
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