ffmpeg перекодирование в vp9

./configure --help | grep nvenc

  --disable-nvenc          disable Nvidia video encoding code [autodetect]

./configure --help | grep vaapi

  --disable-vaapi          disable Video Acceleration API (mainly Unix/Intel) code [autodetect]

libva info: VA-API version 1.8.0
libva info: User environment variable requested driver 'radeonsi'
libva info: Trying to open /usr/lib64/dri/radeonsi_drv_video.so
libva info: Found init function __vaDriverInit_1_5
libva info: va_openDriver() returns 0
vainfo: VA-API version: 1.8 (libva 2.5.0)
vainfo: Driver version: Mesa Gallium driver 19.1.2 for AMD RAVEN (DRM 3.36.0, 5.6.7, LLVM 8.0.0)
vainfo: Supported profile and entrypoints
      VAProfileMPEG2Simple            :	VAEntrypointVLD
      VAProfileMPEG2Main              :	VAEntrypointVLD
      VAProfileVC1Simple              :	VAEntrypointVLD
      VAProfileVC1Main                :	VAEntrypointVLD
      VAProfileVC1Advanced            :	VAEntrypointVLD
      VAProfileH264ConstrainedBaseline:	VAEntrypointVLD
      VAProfileH264ConstrainedBaseline:	VAEntrypointEncSlice
      VAProfileH264Main               :	VAEntrypointVLD
      VAProfileH264Main               :	VAEntrypointEncSlice
      VAProfileH264High               :	VAEntrypointVLD
      VAProfileH264High               :	VAEntrypointEncSlice
      VAProfileHEVCMain               :	VAEntrypointVLD
      VAProfileHEVCMain               :	VAEntrypointEncSlice
      VAProfileHEVCMain10             :	VAEntrypointVLD
      VAProfileJPEGBaseline           :	VAEntrypointVLD
      VAProfileVP9Profile0            :	VAEntrypointVLD
      VAProfileVP9Profile2            :	VAEntrypointVLD
      VAProfileNone                   :	VAEntrypointVideoProc

$ ffmpeg -hide_banner -v verbose -init_hw_device list
Supported hardware device types:
vdpau
vaapi
opencl