[Q] AC3 audio codecs in Oculus cinema topic

I'm using note4 with lolipop (5.0.1) which have exynos processor

I've lots of movies which have AC3 audio codecs.
As you guys know, note4 doesn't have AC3 codec.

I found this thread
http://forum.xda-developers.com/gear-vr ... r-t2992397
http://forum.xda-developers.com/attachm ... 1424114117

I tried but noting changed!
I want to know the reason. exynos problem? or Lolipop problem?
or just I made mistake?

thanks!