These are all trivial to merge.

* commit '92fdea37':
  vaapi_h265: Add -qp option, use it to replace use of -global_quality
  vaapi_h265: Add constant-bitrate encode support
  vaapi_h264: Add encode quality option (for quality-speed tradeoff)
  vaapi_h264: Add -qp option, use it to replace use of -global_quality
  vaapi_encode: Add support for codec-local options
  vaapi_h264: Add constant-bitrate encode support
  vaapi_encode: Refactor slightly to allow easier setting of global options
Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>