* commit '3e2f2002':
  roqvideodec: fix a potential infinite loop in roqvideo_decode_frame().
  xxan: fix invalid memory access in xan_decode_frame_type0()
  tty: set avg_frame_rate.
  FATE: enable multiple slices in the ffv1 vsynth test
Merged-by: Michael Niedermayer <michaelni@gmx.at>