Script to pre-process images for a digital photo frame

sync-photo-frame-images.sh

#!/usr/bin/env bash

set -e

SRC_DIR=$1
DEST_DIR=$2
TMP_DIR=/tmp/photo-frame

if [ -z "${SRC_DIR}" ] || [ -z "${DEST_DIR}" ]; then
   echo "Usage: $(basename $0) ./src-dir ./dest-dir"
   exit
fi

mkdir -p "${TMP_DIR}"
rsync -aP --delete "${SRC_DIR}" "${TMP_DIR}"

pushd "${TMP_DIR}"

echo 'File type found:'
ls | awk -F '.' '{print $NF}' | sort | uniq -c

for EXT in $(ls | awk -F '.' '{print $NF}' | sort | uniq); do
   if [[ "${EXT}" != 'jpg' ]]; then
      echo "Converting ${EXT} files to jpg..."
      mogrify -monitor -format jpg "*.${EXT}"
   fi
done

echo 'Applying exif orientation...'
mogrify -monitor -auto-orient "*.jpg"

echo 'Syncing images to destination...'
mkdir -p "${DEST_DIR}"
rsync -aP --delete --include '*/' --include '*.jpg' --exclude '*' "${TMP_DIR}" "${DEST_DIR}"