Is there an entry that can be set in m3u playlist that can force the image to full view. For instance. On frndly a new channel has been added. But its not full frame. Black bars surround. The channels is Military History. Here is my source entry. Zoom Capability not alllowed with UHD Mode on TV.
#EXTINF:-1 channel-id="frndly-40" tvg-logo="https://d229kpbsb5jevy.cloudfront.net/frndlytv/110/110/content/common/logos/channel/logos/itrtav.png" tvg-chno="86",Military HISTORY