SOLVED: Playing .webm on Google TV (Sony)

[Kotor1984]

The AV1 is not selected in the Transcode settings:

https://ibb.co/CVqC7Fb

Here is "vainfo" command, it can open the driver:

root@jellyfin:~# vainfo

error: can't connect to X server!
libva info: VA-API version 1.7.0
libva info: Trying to open /usr/lib/x86_64-linux-gnu/dri/iHD_drv_video.so
libva info: Found init function __vaDriverInit_1_7
libva info: va_openDriver() returns 0
vainfo: VA-API version: 1.7 (libva 2.6.0)
vainfo: Driver version: Intel iHD driver for Intel® Gen Graphics - 20.1.1 ()
vainfo: Supported profile and entrypoints
      VAProfileNone                  : VAEntrypointVideoProc
      VAProfileNone                  : VAEntrypointStats
      VAProfileMPEG2Simple            : VAEntrypointVLD
      VAProfileMPEG2Main              : VAEntrypointVLD
      VAProfileH264Main              : VAEntrypointVLD
      VAProfileH264Main              : VAEntrypointEncSliceLP
      VAProfileH264High              : VAEntrypointVLD
      VAProfileH264High              : VAEntrypointEncSliceLP
      VAProfileJPEGBaseline          : VAEntrypointVLD
      VAProfileJPEGBaseline          : VAEntrypointEncPicture
      VAProfileH264ConstrainedBaseline: VAEntrypointVLD
      VAProfileH264ConstrainedBaseline: VAEntrypointEncSliceLP
      VAProfileVP8Version0_3          : VAEntrypointVLD
      VAProfileHEVCMain              : VAEntrypointVLD
      VAProfileHEVCMain              : VAEntrypointEncSliceLP
      VAProfileHEVCMain10            : VAEntrypointVLD
      VAProfileHEVCMain10            : VAEntrypointEncSliceLP
      VAProfileVP9Profile0            : VAEntrypointVLD
      VAProfileVP9Profile0            : VAEntrypointEncSliceLP
      VAProfileVP9Profile1            : VAEntrypointVLD
      VAProfileVP9Profile1            : VAEntrypointEncSliceLP
      VAProfileVP9Profile2            : VAEntrypointVLD
      VAProfileVP9Profile2            : VAEntrypointEncSliceLP
      VAProfileVP9Profile3            : VAEntrypointVLD
      VAProfileVP9Profile3            : VAEntrypointEncSliceLP
      VAProfileHEVCMain422_10        : VAEntrypointVLD
      VAProfileHEVCMain444            : VAEntrypointVLD
      VAProfileHEVCMain444            : VAEntrypointEncSliceLP
      VAProfileHEVCMain444_10        : VAEntrypointVLD
      VAProfileHEVCMain444_10        : VAEntrypointEncSliceLP
root@jellyfin:~#

Also this info:

root@jellyfin:~# groups jellyfin

jellyfin : jellyfin video render
root@jellyfin:~#
root@jellyfin:~# ls -l /dev/dri
total 0
drwxr-xr-x 2 root root        80 Oct  3 16:15 by-path
crw-rw---- 1 root video  226,  0 Oct  3 16:15 card0
crw-rw---- 1 root syslog 226, 128 Oct  3 16:15 renderD128
root@jellyfin:~#

I also tested playing HEVC on Edge, got the same error

[AVHWDeviceContext @ 0x55797eeddc00] No VA display found for any default device.
Device creation failed: -22.
Failed to set value 'vaapi=va:,kernel_driver=i915,driver=iHD' for option 'init_hw_device': Invalid argument
Error parsing global options: Invalid argument