add randomize-images tool

1 files changed, 24 insertions, 0 deletions

diff --git a/tools/randomize-images.sh b/tools/randomize-images.sh
new file mode 100755
index 0000000..3e2e2b7
--- /dev/null
+++ b/tools/randomize-images.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+set -eu
+
+if [ ! -d "$1" ]; then
+	printf "%s: Please provide a directory containing files to convert.\n" "$0"
+	exit 1
+fi
+
+prevdir="$(pwd)"
+cd "$1"
+
+files="$(ls | shuf)"
+cur=1
+for file in ${files}; do
+	printf "\rConverting Day %d (%.10s)...            " "${cur}" "${file}"
+	mogrify -resize 'x1000>' -- "${file}"
+	mogrify -resize '1500x>' -- "${file}"
+	extension="${file##*.}"
+	mv -- "${file}" "D${cur}.${extension}"
+	cur=$((cur + 1))
+done
+printf "\rOrganized and downscaled %d Files.  \n" "${cur}"
+
+cd "${prevdir}"