Only get column count if we need it.

fetch

@@ -1573,6 +1573,9 @@ getimage () {
         return
     fi
 
+    # Get columns
+    columns=$(tput cols)
+
     # Image size is half of the terminal
     imgsize=$((columns * font_width / split_size))
 
@@ -2103,9 +2106,6 @@ trap 'printf "\033[?25h"; clear; exit' 2
 # If the script exits for any reason, unhide the cursor.
 trap 'printf "\033[?25h"' EXIT
 
-# Get columns
-columns=$(tput cols)
-
 if [ "$image" != "off" ]; then
     # Hide the cursor
     printf "\033[?25l"