Video outputs filters not correctly flushed
Frames can be 1-4 seconds late after a seek: "core video output warning: picture is too late to be displayed (missing 1350 ms)"
How to reproduce: on Desktop using vdpau_chroma filter: seek from 1 sec to 0 sec repeatedly (with the Ctrl + arrow shortcut).
see discussion here https://mailman.videolan.org/pipermail/vlc-devel/2015-November/105039.html