Bug Playing AAC 5.1 Audio In Videos

[boblinthewild]

Apparently a long-standing Roku limitation. See this for some more info:

Roku Plex ACC 5.1 to AC3 5.1 Transcode after latest update to V6.5.1

I assume the branded Roku is actually a variation of the 4640x, a 5th gen Roku Ultra. This model was the only one that has “advanced” Dolby Digital support. It can convert multi-channel AAC to AC3 internally, so while it’s direct playing, you are still receiving a converted AC3 stream. This internal process however does not produce good results (missing channels, muted volume, etc). Therefore we now use the PMS for converting multi-channel AAC to AC3. This has always been the case for every othe…