There is a small problem sometimes with video stuttering but could be easily solved by disabling the mediacodec acceleration. somehow in the android tv there is an exception in some cases :
V/XBMC ( 864): 13:47:12 T:1402463904 INFO: CDVDPlayerVideo - Stillframe detected, switching to forced 29.970030 fps
V/XBMC ( 864): 13:47:12 T:1402463904 ERROR: CDVDMediaCodecInfo::ReleaseOutputBuffer ExceptionOccurred render(1)
W/System.err( 864): java.lang.IllegalStateException
W/System.err( 864): at android.media.MediaCodec.releaseOutputBuffer(Native Method)
W/System.err( 864): at dalvik.system.NativeStart.run(Native Method)
V/XBMC ( 864): 13:47:12 T:1402463904 INFO: CDVDPlayerVideo - Stillframe left, switching to normal playback
V/XBMC ( 864): 13:47:12 T:1402463904 WARNING: CDVDMessageQueue(video)::Get - asked for new data packet, with nothing available
V/XBMC ( 864): 13:47:13 T:1402463904 INFO: CDVDPlayerVideo - Stillframe detected, switching to forced 29.970030 fps
V/XBMC ( 864): 13:47:13 T:1402463904 ERROR: CDVDMediaCodecInfo::ReleaseOutputBuffer ExceptionOccurred render(1)
W/System.err( 864): java.lang.IllegalStateException
update : sloved on latest release