[rudrood]

Here's the debug log, after reboot playing the two sample files:

1. H.264 1080p/23.976 (MKV)
   
2. H.264 1080p/24.000 (MKV)
   

http://ix.io/18dR

@Milhouse: Yes "adjust display refresh rate" is on, and working cause it switches TVHeadend footage.