Jellyfin is a Free Software Media System that puts you in control of managing and streaming your media. It is an alternative to the proprietary Emby and Plex, to provide media from a dedicated server to end-user devices via multiple apps.
AMD Hardware transcoding (Please note that you have to be on Unraid 6.9.0beta35 to enable the moduel for AMD):
Open up a Terminal from Unraid and type in: 'modprobe amdgpu' (without quotes or you edit your 'go' file to load it on every restart of Unraid - refer to the support thread)
At 'Device' at the bottom here in the template add '/dev/dri'
In Jellyfin select the VA-API Transcoder at 'Playback' in the Admin section and enable: 'h264', 'HEVC', 'VC1', 'VP9', 'VP8', at the bottom 'Throttle Transcoding' and click 'Save'.
Intel Hardware transcoding:
Download and install the Intel-GPU-TOP Plugin from the CA App
At 'Device' at the bottom here in the template add '/dev/dri'
In Jellyfin select the Intel Quick Sync Transcoder at 'Playback' in the Admin section and enable: 'h264', 'HEVC', 'VC1', 'VP9', 'VP8', at the bottom 'Throttle Transcoding' and click 'Save'.
Nvidia Hardware transcoding:
Download and install the Nvidia-Driver Plugin from the CA App
Turn on the 'Advanced View' here in the template and at 'Extra Parameters' add: '--runtime=nvidia'.
At 'Nvidia Visible Devices' at the bottom here in the template add your GPU UUID.
In Jellyfin select the NVENC Transcoder at 'Playback' in the Admin section and enable: 'h264', 'HEVC', 'VC1', 'VP9', 'VP8' (depending on the capabilities of your card), at the bottom 'Throttle Transcoding' and click 'Save'.