create small cover images

automate/covers.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+dir="$1"
+if [ -z "$dir" ]; then
+    echo "usage: $0 <dir>"
+    exit
+fi
+
+# read all files in format of ep<episode number>_cover.png
+# check if ep<episode number>_cover_small.png exists
+# otherwise create it by resizing to 1500x1500
+
+for file in "$dir"/ep*_cover.png
+do
+    echo "checking $file"
+    if [ ! -f "$file" ]; then
+        echo "skipping $file as it doesn't exist"
+        continue
+    fi
+    # get the episode number
+    episode_number=$(echo "$file" | sed -e 's/.*ep\([0-9]*\)_cover.png/\1/')
+    echo "episode number: $episode_number"
+    # check if the small cover exists
+    if [ -f "$dir/ep${episode_number}_cover_small.png" ]; then
+        echo "skipping $file as small cover already exists"
+        continue
+    fi
+    # resize the cover to 1500x1500
+    echo "resizing $file to 1500x1500"
+    convert "$file" -resize 1500x1500 "$dir/ep${episode_number}_cover_small.png"
+done