Place the ripping status window of the automatic disc ripper to the center top.

Author: jlesage

Dockerfile

@@ -61,6 +61,8 @@ RUN \
         sed \
         # For the init script.
         findutils \
+        # For the automatic disc ripper.
+        xdpyinfo \
         # For optical drive detection.
         lsscsi \
         # For the eject command.

rootfs/opt/makemkv/bin/autodiscripper

@@ -73,6 +73,8 @@ start_yad() {
         --width=384 \
         --title "Automatic Disc Ripper" \
         --window-icon /opt/novnc/images/icons/master_icon.png \
+        --posx=$(expr $(xdpyinfo | awk -F'[ x]+' '/dimensions:/{print $3}') / 2 - 384 / 2) \
+        --posy=5 \
         --borders 10 \
         --text "Ripping disc ($2) from drive $1..." \
         --no-buttons \