Tvheadend channel resolution

Hello,
Is there a way to change the streaming resolution on the channels...
As i've read about it I saw that there are Streaming profiles but here i could only see that we have HTSP, Matroska and Mpeg-ts
Is there a way to add profiles? or update them somehow?
Is there a way to change the streaming resolution on the channels...
As i've read about it I saw that there are Streaming profiles but here i could only see that we have HTSP, Matroska and Mpeg-ts
Is there a way to add profiles? or update them somehow?