Some files don't play on TV - transcoding ?

[JonDoe]

Hi.

I'm using the compose service from omv extras.
The file is a bog standard compose file:

services:
jellyfin:
image: lscr.io/linuxserver/jellyfin:latest
container_name: jellyfin
environment:
- PUID=1000
- PGID=1000
- TZ=Etc/UTC
- JELLYFIN_PublishedServerUrl=http://192.168.0.5 #optional
volumes:
- /srv/dev-disk-by-uuid-1c83c84b-411b-401b-aff2-044b70118f38/configsconfig
- /srv/dev-disk-by-uuid-1c83c84b-411b-401b-aff2-044b70118f38/filmedata/filme
- /srv/dev-disk-by-uuid-1c83c84b-411b-401b-aff2-044b70118f38/muzicadata/muzica
- /srv/dev-disk-by-uuid-1c83c84b-411b-401b-aff2-044b70118f38/filmaridata/filmari
- /srv/dev-disk-by-uuid-1c83c84b-411b-401b-aff2-044b70118f38/pozedata/poze
ports:
- 8096:8096
- 8920:8920 #optional
- 7359:7359/udp #optional
- 1900:1900/udp #optional
restart: unless-stopped