Convert art to isobrl

What is the difference between .art and .isobrl?

Description: PFS Art Publisher Image (ART) is a raster graphics file format used for storing digital images. It was developed by Progressive Networks for use in their Progressive FreeStyle Art Publisher software. ART files are compressed using the run-length encoding (RLE) algorithm, which allows them to store large images in a relatively small file size. The ART format supports up to 24-bit color and is often used for storing digital photos and other images.; ISO/TR 11548-1 Braille is a file type used for storing braille documents in a digital format. It is based on the ISO/TR 11548-1 standard and can be used for storing textual documents in a standardized way. It is used in many countries and is especially helpful for people who are blind or visually impaired.