Update build.func

Refactor for future unprivileged hardware transcoding

misc/build.func

@@ -593,6 +593,22 @@ lxc.mount.entry: /dev/dri dev/dri none bind,optional,create=dir
 lxc.mount.entry: /dev/dri/renderD128 dev/dri/renderD128 none bind,optional,create=file
 EOF
     fi
+  else
+    if [[ "$APP" == "Channels" || "$APP" == "Emby" || "$APP" == "Frigate" || "$APP" == "Jellyfin" || "$APP" == "Plex" || "$APP" == "Scrypted" || "$APP" == "Tdarr" || "$APP" == "Unmanic" ]]; then
+      if [[ -e "/dev/dri/card0" ]]; then
+          cat <<EOF >>$LXC_CONFIG
+# VAAPI hardware transcoding
+dev0: /dev/dri/card0,gid=44
+dev1: /dev/dri/renderD128,gid=104
+EOF
+      else
+          cat <<EOF >>$LXC_CONFIG
+# VAAPI hardware transcoding
+dev0: /dev/dri/card1,gid=44
+dev1: /dev/dri/renderD128,gid=104
+EOF
+      fi
+    fi
   fi
 
   # This starts the container and executes <app>-install.sh