Use Imagemagick to convert a HEIC image to JXL and rename based on original creation date

axel.sh

#!/bin/bash

sourcefile=$1
sourcefilenoext="${sourcefile%.*}"
sourceasjxl="${sourcefilenoext}.jxl"

SECONDS=0

# conversion to jxl (JPEG-XL)
magick mogrify -format jxl $sourcefile -define preserve-timestamp=true
# Copy EXIF tags
exiftool -tagsFromFile $sourcefile $sourceasjxl
# rename the JXL based on the datetime
exiftool "-filename<datetimeoriginal" -d "%Y%m%d_%H%M%S.%%e" $sourceasjxl
# rm $sourceasjxl
rm "${sourcefilenoext}.jxl_original"

duration=$SECONDS
echo "Done in $((duration / 60)) minutes and $((duration % 60)) seconds."