jellyfin

[jinfeng1985]

For new Package Requests, see the guidelines

Setup

Package Name: jellyfin_x64-7.0_10.6.4-1
Package Version: 7.0_10.6.4-1

NAS Model: synology
NAS Architecture: 920+
DSM version: 7.0

The vast majority of 4K movies can not run, as shown in the figure
Does DSM920 + not support 4K transcoding

[publicarray]

From the Spreadsheet from plex: The DS920+

• Supports decoding 2160p H.264 SDR (8-bit - Main - bt709 colorspace)
  Encoding is limited to 1080p output
• Supports decoding 4K HEVC (H.265) & 4K H.264 SDR (8-bit)
  Encoding is limited to 1080p output

Can you look at transcode log files? Thanks

It's also possible that the client doesn't have support: https://jellyfin.org/docs/general/clients/codec-support.html

[publicarray]

You can also change the playback settings to see if you can use "Direct Play"

https://forum.jellyfin.org/t/how-force-all-videos-to-stream-with-4k/2315

[publicarray]

I suggest you ask someone from jellyfin/ jellyfin forum