Merge commit '10eb496d'

* commit '10eb496d':
  vaapi_mpeg2: Convert to use coded bitstream infrastructure
  mpeg12: Move finding the best frame rate to common code
  cbs_mpeg2: Add support for picture display extension
  cbs_h265: Fix ranges of prediction weight offsets
  cbs_h265: Fix reading of unknown parameter set extension data
  vaapi_h264: Fix CPB/DPB delays

This commit is a noop, see
94a40486
9b0c7aa0
686e388b
278c308c
d8928ad6

Merged-by: James Almer <jamrial@gmail.com>