convert PSD files in directory to TIFF files

psd2tiff.sh

#!/bin/bash
# psd2tiff - convert PSD files in directory to TIFF files

set -euo pipefail

input_dir=""
output_dir=""

show_help() {
	cat << EOF
	Usage: ${0##*/} [-h] [-i INDIR] [-o OUTDIR]
	-h          display this help and exit
	-i INDIR    directory with PSD files
	-o OUTDIR   write the result files to OUTDIR
EOF
}

while getopts "h:i:o:" opt
do
	case "$opt" in
		h)
			show_help
			exit 0
			;;
		i)
			input_dir="$OPTARG"
			;;
		o)
			output_dir="$OPTARG"
			;;
		\?)
			echo "Invalid option: ${OPTARG}" >&2
			show_help >&2
			exit 1
			;;
	esac
done

shift "$((OPTIND-1))"

if [ ! -z "$input_dir" ] && [ ! -z "$output_dir" ]
then
	find "$input_dir" -type f -iname "*.psd" -print0 \
		| parallel -0 -j4 convert "{}" -flatten -profile ColorMatchRGB.icc "${output_dir}/{/.}.tiff"

	echo "Done!"
fi