cbz2ebook.sh

@@ -1,5 +1,4 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -i zsh -p imagemagick unzip zip zsh
+#!/usr/bin/env zsh -i
 set -e
 
 size="1440x1920" # Kobo Forma
@@ -19,14 +18,7 @@ trap cleanup EXIT INT SIGTERM
 
 cd "$tmpdir"
 unzip "$infile"
-
-# rename files to have a plain 4 digit filename
-i=1
-for file in **/*.???; do
-    mv -n "$file" "$(dirname $file)/$(printf %04d $i).${file##*.}"
-    i=$((i+1))
-done
-
+renumber 4 **/*.???
 length=$(ls -1 **/*.??? | wc -l)
 position=0
 for image in **/*.???; do