SOLVED: Tvheadend ffmpeg error

[Richárd Nemes]

Matroska (mkv)/built-in
Video codec profile: webtv-h264
Codec: libx264
Hardware acceleration: enbaled

tvheadend conf
profile:
{
"container": 1,
"pro_vcodec": "webtv-h264",
"src_vcodec": [
],
"pro_acodec": "copy",
"src_acodec": [
],
"src_scodec": [
],
"class": "profile-transcode",
"name": "kodi",
"enabled": true,
"default": false,
"timeout": 5,
"timeout_start": 0,
"priority": 3,
"fpriority": 0,
"restart": false,
"contaccess": true,
"catimeout": 2000,
"swservice": true,
"svfilter": 0
}

codec:
{
"preset": "ultrafast",
"tune": "zerolatency",
"params": "",
"bit_rate": 0,
"crf": 0,
"deinterlace": true,
"height": 0,
"scaling_mode": 0,
"hwaccel": true,
"pix_fmt": -1,
"name": "webtv-h264",
"description": "WEBTV codec H264",
"codec_name": "libx264",
"profile": -99
}




AMD i-gpu
error: XDG_RUNTIME_DIR not set in the environment.
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/radeonsi_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: Mesa Gallium driver 21.2.6 for AMD Radeon™ Vega 8 Graphics (RAVEN, DRM 3.35.0, 5.4.0-202-generic, LLVM 12.0.0)
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