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kmayur's avatar
kmayur
Visitor
10 years ago

Observing tearing artifacts on Roku-4 with 4k @ 60fps HEVC stream

I am playing a 4K@60fps HEVC stream on a Roku-4 device and observing tearing artifacts. I am using "customvideoplayer" sample application present in Roku SDK package (Link: http://wwwimg.roku.com/s...
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EnTerr's avatar
EnTerr
Roku Guru
10 years ago
Apparently VSYNC issue. And shot in the dark - i suspect due to adaptive V-sync 
(e.g. Roku4 decoded frame rate drops below sync rate), see viewtopic.php?f=34&t=54513#p490795

Can you provide the Co a URL to a sample video that causes the effect?