Merge commit '3d197514e613ccd9eab43180c0a7c8b09a307606'

* commit '3d197514e613ccd9eab43180c0a7c8b09a307606':
  qsvenc: Allow use of hw_device_ctx to make the internal session
  qsvdec: Allow use of hw_device_ctx to make the internal session
  qsv: Add ability to create a session from a device
  doc: Add VAAPI encoders
  vaapi_encode: Add VP9 support
  vp9: Add bsf to fix reordering in raw streams

This commit is a noop, see
49419925d3
bde0460406
dc81f1a2ce
91c3b50d74
8aa3c2df1a
28aedeed19

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