Minify images using ImageOptim (lossless compression) (#326)

1 files changed, 12 insertions, 0 deletions

diff --git a/scripts/minify-images.sh b/scripts/minify-images.sh
new file mode 100755
index 0000000..c248e08
--- /dev/null
+++ b/scripts/minify-images.sh
@@ -0,0 +1,12 @@
+#!/usr/bin/env sh
+
+# Note: This script is needed due to this bug: https://github.com/imagemin/imagemin/issues/348
+# once the above is fixed, we should simply be able to specify the input directory where all image files are to be processed recursively
+FILES=`find . -name "*.jpg" -o -name "*.jpeg" -o -name "*.bmp" -o -name "*.png" -type f | GREP_OPTIONS= egrep -v "node_modules"`
+for file in $FILES; do
+  echo "Minifying file: $file"
+  size_before=`/usr/bin/du $file | cut -f1`
+  npx imagemin $file > $file.tmp && mv $file.tmp $file
+  size_after=`/usr/bin/du $file | cut -f1`
+  echo "$size_before  ->  $size_after"
+done